ChangeLog rotation.

From-SVN: r194840

1 files changed, 35424 insertions, 0 deletions

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+2012-12-27  David Edelsohn  <dje.gcc@gmail.com>
+
+	* config/rs6000/rs6000.c (rs6000_deligitimze_address): Do not
+	delegitimize TLS addresses on AIX.
+	(rs6000_legitimize_tls_address_aix): Append TLS symbol qualifier.
+	Set SYMBOL_FLAG_LOCAL on module symbol.
+	(output_toc): Do not append TLS symbol qualifier here.
+	* config/rs6000/rs6000.md (tls_get_addr_internal): Add GPR 4 to
+	clobbers.
+
+2012-12-27  Andreas Schwab  <schwab@linux-m68k.org>
+
+	* target.def (supports_function_versions): Fix typo.
+
+2012-12-26  Sriraman Tallam  <tmsriram@google.com>
+
+	* doc/tm.texi.in (TARGET_OPTION_SUPPORTS_FUNCTION_VERSIONS): Document
+	new target hook.
+	* doc/tm.texi: Regenerate.
+	* c-family/c-common.c (handle_target_attribute): Retain target attribute
+	for targets that support versioning.
+	* target.def (supports_function_versions): New hook.
+	* cp/class.c (add_method): Remove calls
+	to DECL_FUNCTION_SPECIFIC_TARGET.
+	* config/i386/i386.c (ix86_function_versions): Use target string
+	to check for function versions instead of target flags.
+	* (ix86_supports_function_versions): New function.
+	* (is_function_default_version): Check target string.
+	* TARGET_OPTION_SUPPORTS_FUNCTION_VERSIONS: New macro.
+
+2012-12-27  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* cgraph.c (verify_cgraph_node): Don't allocate/free visited_nodes set.
+
+2012-12-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR target/53789
+	* config/pa/pa.md (movsi): Reject expansion of TLS symbol references
+	after reload starts.
+
+2012-12-22  Jan Hubicka  <jh@suse.cz>
+
+	PR lto/54728
+	* cgraph.h (symtab_real_symbol_p): Drop code looking for external functions.
+	* lto-streamer-out.c (output_symbol_p): New function.
+	(produce_symtab) Use it.
+
+2012-12-21  Martin Jambor  <mjambor@suse.cz>
+
+	PR tree-optimization/55355
+	* tree-sra.c (type_internals_preclude_sra_p): Also check that
+	bit_position is small enough to fit a single HOST_WIDE_INT.
+
+2012-12-21  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* rtlanal.c (volatile_insn_p): Delete commented out code.
+	(side_effects_p): Likewise.
+	(may_trap_p_1) <UNSPEC_VOLATILE>: Return 1 again.
+	* target.def (unspec_may_trap_p): Adjust comment.
+	* targhooks.c (default_unspec_may_trap_p): Don't handle UNSPEC_VOLATILE.
+	* config/ia64/ia64.c (ia64_unspec_may_trap_p): Adjust to above change.
+
+2012-12-21  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR middle-end/55775
+	* lra-assigns.c (improve_inheritance): Do nothing after
+	LRA_MAX_INHERITANCE_PASSES pass.
+	* lra-constraints.c (MAX_CONSTRAINT_ITERATION_NUMBER): Rename to
+	LRA_MAX_CONSTRAINT_ITERATION_NUMBER.  Move to lra-int.h.
+	(MAX_INHERITANCE_PASSES): Rename to LRA_MAX_INHERITANCE_PASSES.
+	Move to lra-int.h.
+	* lra-int.h (LRA_MAX_CONSTRAINT_ITERATION_NUMBER): Move from
+	lra-constraints.c.
+	(LRA_MAX_INHERITANCE_PASSES): Ditto.
+
+2012-12-21  Steve Ellcey  <sellcey@mips.com>
+
+	PR bootstrap/54128
+	* ira.c (build_insn_chain): Check only NONDEBUG instructions for
+	register usage.
+
+2012-12-21  David Edelsohn  <dje.gcc@gmail.com>
+
+	* varasm.c (bss_initializer_p): Remove static.
+	* output.h (bss_initializer_p): Declare.
+	* xcoffout.c (xcoff_tbss_section_name): Define.
+	* xcoffout.h (xcoff_tbss_section_name): Declare.
+	* config/rs6000/xcoff.h (TARGET_ENCODE_SECTION_INFO): Define.
+	(ASM_OUTPUT_TLS_COMMON): Merge strings.
+	* config/rs6000/rs6000.c (tls_private_data_section): New.
+	(output_toc): Only output CSECT decoration for TLS.
+	Output appropriate CSECT for data or bss.
+	(rs6000_xcoff_asm_init_sections) Define tls_private_data_section.
+	(rs6000_xcoff_select_section): Handle TLS bss and private data.
+	(rs6000_xcoff_file_start): Generate xcoff_tbss_section_name.
+	(rs6000_xcoff_encode_section_info): Strip SYMBOL_FLAG_HAS_BLOCK_INFO
+	from native TLS symbols.
+
+2012-12-21  Richard Biener  <rguenther@suse.de>
+
+	PR rtl-optimization/52996
+	* cprop.c (bypass_block): When loops are to be preserved
+	do not bypass loop headers.  Revert earlier kludge to remove
+	loops when doing that.
+
+2012-12-21  Richard Biener  <rguenther@suse.de>
+
+	PR bootstrap/54659
+	* system.h: Include gmp.h.
+	* tree-ssa-loop-niter.c: Do not include gmp.h here.
+	* double-int.h: Likewise.
+	* realmpfr.h: Likewise.
+
+2012-12-21  Greta Yorsh  <Greta.Yorsh@arm.com>
+
+        * config/arm/cortex-a7.md: New file.
+        * config/arm/t-arm (MD_INCLUDES): Add cortex-a7.md.
+        * config/arm/arm.md: Include cortex-a7.md.
+        (generic_sched): Don't use generic scheduler for Cortex-A7.
+        (generic_vfp): Likewise.
+        * config/arm/arm.c: (TARGET_SCHED_REORDER): Use arm_sched_reorder.
+        (arm_sched_reorder,cortexa7_sched_reorder): New function.
+        (cortexa7_older_only,cortexa7_younger): Likewise.
+        (arm_issue_rate): Add Cortex-A7.
+
+2012-12-20  Ian Bolton  <ian.bolton@arm.com>
+
+	* gcc/config/aarch64/aarch64.md
+	(*addsi3_aarch64_uxtw): New pattern.
+	(*addsi3_compare0_uxtw): New pattern.
+	(*add_<shift>_si_uxtw): New pattern.
+	(*add_<optab><SHORT:mode>_si_uxtw): New pattern.
+	(*add_<optab><SHORT:mode>_shft_si_uxtw): New pattern.
+	(*add_<optab><SHORT:mode>_mult_si_uxtw): New pattern.
+	(*add_<optab>si_multp2_uxtw): New pattern.
+	(*addsi3_carryin_uxtw): New pattern.
+	(*addsi3_carryin_alt1_uxtw): New pattern.
+	(*addsi3_carryin_alt2_uxtw): New pattern.
+	(*addsi3_carryin_alt3_uxtw): New pattern.
+	(*add_uxtsi_multp2_uxtw): New pattern.
+	(*subsi3_uxtw): New pattern.
+	(*subsi3_compare0_uxtw): New pattern.
+	(*sub_<shift>_si_uxtw): New pattern.
+	(*sub_mul_imm_si_uxtw): New pattern.
+	(*sub_<optab><SHORT:mode>_si_uxtw): New pattern.
+	(*sub_<optab><SHORT:mode>_shft_si_uxtw): New pattern.
+	(*sub_<optab>si_multp2_uxtw): New pattern.
+	(*sub_uxtsi_multp2_uxtw): New pattern.
+	(*negsi2_uxtw): New pattern.
+	(*negsi2_compare0_uxtw): New pattern.
+	(*neg_<shift>_si2_uxtw): New pattern.
+	(*neg_mul_imm_si2_uxtw): New pattern.
+	(*mulsi3_uxtw): New pattern.
+	(*maddsi_uxtw): New pattern.
+	(*msubsi_uxtw): New pattern.
+	(*mulsi_neg_uxtw): New pattern.
+	(*<su_optab>divsi3_uxtw): New pattern.
+
+2012-12-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/55750
+	* gimplify.c (gimplify_self_mod_expr): Don't force lvalue to
+	pass is_gimple_min_lval.
+
+2012-12-20  Richard Henderson  <rth@redhat.com>
+	    Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config/s390/constraints.md (NxxDq, NxxSq): New.
+	* config/s390/predicates.md (contiguous_bitmask_operand): New.
+	* config/s390/s390.c (print_operand) ['e', 'f', 's', 't']: New
+	operand letters.
+	* config/s390/s390.md (bfstart, bfend): New mode attrs.
+	(*insv<GPR>_zEC12_noshift): Use them.
+	(*insv<GPR>_z10_noshift): Likewise.
+	(*insv<GPR>_or_z10_noshift): Likewise.
+
+	* config/s390/s390.md (*insv_l_di_reg_extimm): Un-macroize from :P.
+
+	* config/s390/s390.md (*anddi3_cc): Add risbg alternative.
+	(*anddi3_cconly, *anddi3): Likewise.
+	(*andsi3, *andsi3_cconly, *andsi3_zarch): Likewise.
+
+	* config/s390/s390.md (bitsize): New mode attr.
+	(*extzv<GPR>, *extzv<GPR>, *insv<GPR>_zEC12, *insv<GPR>_z10): Use it.
+	(extend<HQI><DSI>2, zero_extend<HQI>si2): Likewise.
+	(zero_extend<HQI>di2, fixuns_trunc<BFP><GPR>2): Likewise.
+
+	* config/s390/predicates.md (nonzero_shift_count_operand): New.
+	* config/s390/s390-protos.h (s390_extzv_shift_ok): Declare.
+	* config/s390/s390.c (s390_extzv_shift_ok): New function.
+	* config/s390/s390.md (extzv): New expander.
+	(*extzv<GPR>_zEC12, *extzv<GPR>_z10): New insns.
+	(*pre_z10_extzv<GPR>): Rename from *extzv<GPR>; simplify with
+	nonzero_shift_count_operand.
+	(*extzv_<GPR>_srl, *extzv_<GPR>_sll): New insns.
+
+	* config/s390/s390.md (IXOR): New code iterator.
+	(*r<IXOR>sbg_<GPR>_noshift): Rename from *insv<GPR>_or_z10_noshift;
+	macro-ize to handle XOR too.
+	(*r<IXOR>sbg_di_rotl, *r<IXOR>sbg_<GPR>_srl, *r<IXOR>sbg_<GPR>_sll):
+	New patterns.
+
+	* config/s390/s390.md (*insv_rnsbg_noshift, *insv_rnsbg_srl): New.
+
+2012-12-20  Thomas Schwinge  <thomas@codesourcery.com>
+
+	PR bootstrap/55202
+	* configure.ac <PLUGIN_LD_SUFFIX>: Use POSIX shell syntax.
+	* configure: Regenerate.
+
+2012-12-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	PR target/55754
+	* config/arm/arm.c (arm_canonicalize_comparison): Remove
+	op0_preserve_value check for zero_extend to and transformation.
+
+2012-12-20  Teresa Johnson  <tejohnson@google.com>
+	    Jakub Jelinek  <jakub@redhat.com>
+
+	PR gcov-profile/55734
+	* gcov-io.c (gcov_read_summary): Use __builtin_popcount instead
+	of __builtin_popcountll when building libgcov.a, otherwise use
+	popcount_hwi.
+	(gcov_histo_index): When not building libgcov.a, use floor_log2
+	instead of __builtin_clzll.
+
+2012-12-20  Richard Biener  <rguenther@suse.de>
+
+	PR middle-end/55740
+	* cfghooks.c (merge_blocks): Properly handle merging of
+	two loop headers.
+
+2012-12-20  Roland Stigge  <stigge@debian.org>
+	    Matthias Klose  <doko@ubuntu.com>
+
+	* config/rs6000/t-spe (MULTIARCH_DIRNAME): Remove.
+	* config/rs6000/t-linux (MULTIARCH_DIRNAME): Define name for
+	powerpc-linux-gnuspe.
+
+2012-12-19  Matthias Klose  <doko@ubuntu.com>
+
+	* config/i386/t-kfreebsd (MULTIARCH_DIRNAME): Add comma to
+	separate arguments in make function.
+
+2012-12-19  Uros Bizjak  <ubizjak@gmail.com>
+	    Yuri Rumyantsev  <ysrumyan@gmail.com>
+
+	* config/i386/i386.h (enum ix86_tune_indices): Add
+	X86_TUNE_AVOID_MEM_OPND_FOR_CMOVE.
+	(TARGET_AVOID_MEM_OPND_FOR_CMOVE): New define.
+	* config/i386/i386.c (initial_ix86_tune_features)
+	<X86TUNE_AVOID_MEM_OPND_FOR_CMOVE>: Initialize.
+	* config/i386/i386.md (splitters to avoid cmove memory operands): New.
+	(peephole2s to avoid cmove memory operands): New.
+
+2012-12-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	* config/arm/arm.md (f_minmaxs, f_minmaxd): New types.
+	* config/arm/vfp.md (smax<mode>3): New pattern.
+	(smin<mode>3): Likewise.
+
+2012-12-19  Richard Biener  <rguenther@suse.de>
+
+	* targhooks.h (default_canonicalize_comparison): Fix prototype.
+	* targhooks.c (default_canonicalize_comparison): Define.
+
+2012-12-19  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/55736
+	PR tree-optimization/55703
+	* gimplify.c (prune_expr_location): New function.
+	(unshare_expr_without_location): Likewise.
+	* tree.h (unshare_expr_without_location): Declare.
+	* ipa-prop.c (prune_expression_for_jf): Remove.
+	(prune_expression_for_jf_1): Likewise.
+	(ipa_set_jf_constant): Use unshare_expr_without_location.
+	(ipa_set_jf_arith_pass_through): Likewise.
+	(determine_known_aggregate_parts): Likewise.
+	* tree-switch-conversion.c (build_constructors): Use
+	unshare_expr_without_location on all constructor elements.
+
+2012-12-19  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* target.def: Define canonicalize_comparison hook.
+	* targhooks.h (default_canonicalize_comparison): New prototype.
+	* targhooks.c (default_canonicalize_comparison): New function.
+	* doc/tm.texi: Add documentation for the new target hook.
+	* doc/tm.texi.in: Likewise.
+	* combine.c (try_combine): Adjust to use the target hook.
+	* config/alpha/alpha.h (CANONICALIZE_COMPARISON): Remove macro
+	definition.
+	* config/alpha/alpha.c (alpha_canonicalize_comparison): New function.
+	(TARGET_CANONICALIZE_COMPARISON): New macro definition.
+	* config/arm/arm-protos.h (arm_canonicalize_comparison): Remove
+	prototype.
+	* config/arm/arm.c (arm_canonicalize_comparison): Add new parameter.
+	(TARGET_CANONICALIZE_COMPARISON): New macro definition.
+	* config/arm/arm.h (CANONICALIZE_COMPARISON): Remove macro definition.
+	* config/s390/s390-protos.h (s390_canonicalize_comparison): Remove
+	prototype.
+	* config/s390/s390.c (s390_canonicalize_comparison): Add new parameter.
+	(TARGET_CANONICALIZE_COMPARISON): New macro definition.
+	* config/s390/s390.h (CANONICALIZE_COMPARISON): Remove macro definition.
+	* config/sh/sh-protos.h (sh_canonicalize_comparison): Remove prototype.
+	* config/sh/sh.c (sh_canonicalize_comparison): Add new prototype.  New
+	function overloading the old one.
+	(TARGET_CANONICALIZE_COMPARISON): New macro definition.
+	* config/sh/sh.h (CANONICALIZE_COMPARISON): Remove macro definition.
+	* config/spu/spu.c (spu_canonicalize_comparison): New function.
+	(TARGET_CANONICALIZE_COMPARISON): New macro definition.
+	* config/spu/spu.h (CANONICALIZE_COMPARISON): Remove macro definition.
+
+2012-12-19  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/55730
+	* dwarf2out.c (mem_loc_descriptor): Ignore CLOBBER.
+	* valtrack.c (gen_lowpart_for_debug): New function.
+	(propagate_for_debug): Temporarily set rtl_hooks.gen_lowpart_no_emit
+	to gen_lowpart_for_debug.
+
+2012-12-18  Jan Hubicka  <jh@suse.cz>
+
+	PR tree-optimization/55683
+	* ipa-prop.c (try_make_edge_direct_virtual_call): Look into constants
+	for binfo.
+
+2012-12-19  Terry Guo  <terry.guo@arm.com>
+
+	* config/arm/arm.c (thumb_find_work_register): Check argument
+	register number based on current PCS.
+
+2012-12-18  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/55562
+	* sbitmap.c (bitmap_and, bitmap_xor, bitmap_ior): Return whether
+	dst sbitmap changed even if it doesn't have popcount.
+
+2012-12-18  James Greenhalgh  <james.greenhalgh@arm.com>
+
+	* config/aarch64/aarch64.md (insv_imm<mode>): Add modes
+	for source operands.
+
+2012-12-18  James Greenhalgh  <james.greenhalgh@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_simd_attr_length_move):
+	Remove unused variables.
+	(aarch64_split_compare_and_swap): Likewise.
+
+2012-12-18  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	* config/arm/driver-arm.c (arm_cpu_table): Add Cortex-A7.
+
+2012-12-18  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR other/54324
+	* doc/install.texi (Tools/packages necessary for building GCC):
+	Suggest --disable-stage1-checking for older GCC's.
+
+2012-12-18  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR other/54324
+	* tree-ssa-coalesce.c (struct ssa_name_var_hash): Remove "union"
+	from template parameter.
+
+2012-12-18  Richard Biener  <rguenther@suse.de>
+
+	PR middle-end/54838
+	* cfgloopmanip.c (fix_loop_structure): Re-discover latch
+	edges first and mark loops for removal if no latch edges remain.
+	Properly re-create LOOPS_HAVE_FALLTHRU_PREHEADERS.
+	* loop-init.c (loop_optimizer_finalize): Set
+	LOOPS_MAY_HAVE_MULTIPLE_LATCHES.
+
+2012-12-18  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/55555
+	* tree-ssa-loop-niter.c (idx_infer_loop_bounds): Properly
+	analyze evolution of the index for the loop it is used in.
+	* tree-scalar-evolution.c (instantiate_scev_name): Take
+	inner loop we will be creating a chrec for.  Generalize
+	fix for PR40281 and prune invalid SCEVs.
+	(instantiate_scev_poly): Likewise - pass down inner loop
+	we will be creating a chrec for.
+	(instantiate_scev_binary): Take and pass through inner loop.
+	(instantiate_array_ref): Likewise.
+	(instantiate_scev_convert): Likewise.
+	(instantiate_scev_not): Likewise.
+	(instantiate_scev_3): Likewise.
+	(instantiate_scev_2): Likewise.
+	(instantiate_scev_1): Likewise.
+	(instantiate_scev_r): Likewise.
+	(resolve_mixers): Adjust.
+	(instantiate_scev): Likewise.
+
+2012-12-18  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/55717
+	* rtlhooks-def.h (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Define to
+	gen_lowpart_if_possible.
+	(gen_lowpart_no_emit_general): Remove prototype.
+	* rtlhooks.c (gen_lowpart_no_emit_general): Removed.
+	* simplify-rtx.c (simplify_unary_operation_1,
+	simplify_binary_operation_1): Continue simplifying if
+	rtl_hooks.gen_lowpart_no_emit returns NULL_RTX.
+	* dwarf2out.c (mem_loc_descriptor) <case TRUNCATE>: Handle
+	truncation like lowpart SUBREG.
+
+2012-12-17  Gerald Pfeifer  <gerald@pfeifer.com>
+
+	* doc/contrib.texi (Contributors): Update Kaveh Ghazi's entry;
+	remove broken link to Rutgers University.
+
+2012-12-17  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
+
+	* varasm.c (pending_assemble_externals_processed): Guard
+	with ASM_OUTPUT_EXTERNAL.
+
+2012-12-17  Andrew Stubbs  <ams@codesourcery.com>
+	    Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	* config/arm/arm.md (zero_extend<mode>di2): Add extra alternatives
+	for NEON registers.
+	Add alternative for one-instruction extend-in-place.
+	(extend<mode>di2): Likewise.
+	Add constraints for Thumb-mode memory loads.
+	Prevent extend splitters doing NEON alternatives.
+	* config/arm/iterators.md (qhs_extenddi_cstr, qhs_zextenddi_cstr):
+	Adjust constraints to add new alternatives.
+	* config/arm/neon.md: Add splitters for zero- and sign-extend.
+
+2012-12-17  Greta Yorsh  <Greta.Yorsh@arm.com>
+
+	* config/arm/arm.md (type): Add "simple_alu_shift" to attribute "type".
+	(core_cycles): Update for simple_alu_shift.
+	(thumb1_zero_extendhisi2,arm_zero_extendhisi2_v6): Use simple_alu_shift
+	instead of a CPU-speicific condition for "type" attribute.
+	(thumb1_zero_extendqisi2_v6,arm_zero_extendqisi2_v6): Likewise.
+	(thumb1_extendhisi2,arm_extendhisi2_v6,arm_extendqisi_v6): Likewise.
+	(thumb1_extendqisi2): Likewise.
+	* config/arm/thumb2.md (thumb2_extendqisi_v6): Likewise.
+	(thumb2_zero_extendhisi2_v6,thumb2_zero_extendqisi2_v6) Likewise.
+	* config/arm/arm1020e.md (alu_shift_op): Use simple_alu_shift.
+	* config/arm/arm1026ejs.md (alu_shift_op): Likewise.
+	* config/arm/arm1136jfs.md (11_alu_shift_op): Likewise.
+	* config/arm/arm926ejs.md (9_alu_op): Likewise.
+	* config/arm/cortex-a15.md (cortex_a15_alu_shift): Likewise.
+	* config/arm/cortex-a5.md (cortex_a5_alu_shift): Likewise.
+	* config/arm/cortex-a8.md (cortex_a8_alu_shift,cortex_a8_mov): Likewise.
+	* config/arm/cortex-a9.md (cortex_a9_dp,cortex_a9_dp_shift): Likewise.
+	* config/arm/cortex-m4.md (cortex_m4_alu): Likewise.
+	* config/arm/cortex-r4.md (cortex_r4_alu_shift): Likewise.
+	* config/arm/fa526.md (526_alu_shift_op): Likewise.
+	* config/arm/fa606te.md (fa606te_core): Likewise.
+	* config/arm/fa626te.md (626te_alu_shift_op): Likewise.
+	* config/arm/fa726te.md (726te_alu_shift_op): Likewise.
+	* config/arm/fmp626.md (mp626_alu_shift_op): Likewise.
+
+2012-12-17  Richard Biener  <rguenther@suse.de>
+
+	PR middle-end/54781
+	* alias.c (ao_ref_from_mem): More appropriately constrain the
+	base object we feed to the tree oracle.  Remove dead code.
+
+2012-12-17  James Greenhalgh  <james.greenhalgh@arm.com>
+	    Tejas Belagod  <tejas.belagod@arm.com>
+
+	* config/aarch64/aarch64.c
+	(aarch64_autovectorize_vector_sizes): New.
+	(TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
+
+2012-12-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR middle-end/55709
+	Forward port from 4.7 branch:
+	2012-04-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR middle-end/52894
+	* varasm.c (process_pending_assemble_externals): Set
+	pending_assemble_externals_processed true.
+	(assemble_external): Call assemble_external_real if the pending
+	assemble externals have been processed.
+
+2012-12-16  Eric Botcazou  <ebotcazou@adacore.com>
+	    Tomash Brechko  <tomash.brechko@gmail.com>
+
+	PR target/55673
+	* config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
+	handling of before and after cases.
+	* config/sparc/sync.md (atomic_store): Fix pasto.
+
+2012-12-16  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR rtl-optimization/55630
+	* expr.c (expand_assignment): Do not call copy_blkmode_to_reg to move
+	BLKmode return values to the return register.
+
+2012-12-15  Alexandre Oliva <aoliva@redhat.com>
+
+	PR libmudflap/53952
+	* expr.c (mem_ref_refers_to_non_mem_p): Factor out
+	implementation into...
+	(addr_expr_of_non_mem_decl_p_1): ... this new function.
+	(addr_expr_of_non_mem_decl_p): New.
+	* tree.h (addr_expr_of_non_mem_decl_p): Declare.
+	* tree-mudflap.c (mf_xform_derefs_1): Don't change MEM_REFs
+	and TARGET_MEM_REFs that have an ADDR_EXPR of a non-mem DECL
+	as base operand.
+
+2012-12-14  Yvan Roux  <yvan.roux@linaro.org>
+
+	* optabs.c (expand_atomic_store): Elide redundant model test.
+
+2012-12-14  Teresa Johnson  <tejohnson@google.com>
+
+	PR gcov-profile/55674
+	* lto-cgraph.c (merge_profile_summaries): Set min correctly the
+	first time we merge into a histogram entry.
+
+2012-12-14  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/55684
+	* tree-ssa-loop-ivcanon.c (remove_redundant_iv_tests): Handle
+	gracefully the case where we cannot compute the number of
+	iterations at an exit.
+
+2012-12-14  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/55687
+	* tree-chrec.h (no_evolution_in_loop_p): Properly use
+	tree_contains_chrecs.
+
+2012-12-13  Richard Henderson  <rth@redhat.com>
+
+	PR middle-end/55492
+	* optabs.c (expand_atomic_load): Emit acquire barrier after the load.
+
+2012-12-13  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (alpha_pad_function_end): Consider barriers
+	when looking for NOTE_INSN_CALL_ARG_LOCATION.
+
+2012-12-13  Richard Biener  <rguenther@suse.de>
+
+	PR middle-end/53476
+	* varpool.c (varpool_remove_unreferenced_decls): Revert to 4.7
+	behavior.
+
+2012-12-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	* config/arm/unspecs.md: Add copyright notice.
+
+2012-12-13  Jakub Jelinek  <jakub@redhat.com>
+
+	* tree-ssa-threadedge.c (propagate_threaded_block_debug_into): Avoid
+	-Wsign-compare warning.
+
+2012-12-13  Richard Biener  <rguenther@suse.de>
+
+	PR lto/55660
+	* tree-streamer.c (record_common_node): Check that we are not
+	recursively pre-loading nodes we want to skip.  Handle
+	char_type_node appearing as part of va_list_type_node.
+
+2012-12-13  Jakub Jelinek  <jakub@redhat.com>
+
+	PR gcov-profile/55650
+	* coverage.c (coverage_obj_init): Return false if no functions
+	are being emitted.
+
+2012-12-13  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* bitmap.c (struct bitmap_descriptor): Remove forward declaration.
+	(struct bitmap_head_def): Remove desc pointer.  Add descriptor_id
+	field.  Reorder fields for pointer alignment.
+	* bitmap.c: Include vec.h.
+	(struct bitmap_descriptor): Rename to bitmap_descriptor_d.
+	(bitmap_descriptor): New typedef, pointer to bitmap_descriptor_d.
+	Update all struct bitmap_descriptor references.
+	(next_bitmap_desc_id): New running index for bitmap desciptors.
+	(bitmap_descriptors): Vec of all bitmap descriptors by descriptor id.
+	(hash_descriptor, eq_descriptor): Update for struct bitmap_descriptor
+	change.
+	(bitmap_descriptor): Rename function to get_bitmap_descriptor.
+	Stuff newly allocated bitmap descriptor into bitmap_descriptors.
+	Set the bitmap descriptor id.
+	(bitmap_register): Lookup bitmap desciptor and store its ID in
+	the passed bitmap.
+	(register_overhead): Likewise.
+	(bitmap_find_bit): Lookup descriptor by id in bitmap_descriptors.
+	(print_statistics): Update for struct bitmap_descriptor change.
+
+	* Makefile.in: Fix bitmap.o dependencies.
+
+2012-12-13  Richard Biener  <rguenther@suse.de>
+
+	* tree-ssa-pre.c (get_representative_for): Adjust dumping.
+	Mark created SSA names for release.
+	(eliminate_bb): Insert only when expr is not NULL.
+
+2012-12-12  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/55665
+	* tree-inline.c (remap_decls): Change nonlocalized_list
+	to pointer to pointer to vector from pointer to vector.
+	(remap_block): Pass address of BLOCK_NONLOCALIZED_VARS.
+
+	PR sanitizer/55508
+	* builtin-attrs.def (ATTR_TMPURE_NOTHROW_LEAF_LIST,
+	ATTR_TMPURE_NORETURN_NOTHROW_LEAF_LIST): New.
+	* asan.c (ATTR_TMPURE_NOTHROW_LEAF_LIST,
+	ATTR_TMPURE_NORETURN_NOTHROW_LEAF_LIST): Define.
+	* sanitizer.def: Make __asan_report_* and __asan_handle_no_return
+	builtins tm pure.
+
+2012-12-12  Steve Ellcey  <sellcey@mips.com>
+
+	* config/mips/mips.c (mips_option_override): Set
+	mips_dbx_regno entries to IGNORED_DWARF_REGNUM by default.
+
+2012-12-12  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* graph.c: Include sbitmap.h and cfgloop.h.
+	(draw_cfg_nodes_no_loops): New function to dump basic blocks in
+	topological order if the function does not have a loop tree.
+	Handle unreachable blocks also.
+	(draw_cfg_nodes_for_loop): New function to dump basic blocks in
+	one loop tree node as a named cluster of nodes.
+	(draw_cfg_nodes): New function to draw all CFG nodes.
+	(draw_cfg_edges): New function to draw all CFG edges.
+	(print_graph_cfg): Simplify using the new functions.
+	* Makefile.in (graph.o): Fix dependencies.
+
+2012-12-12  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* dumpfile.h (enum tree_dump_index): Remove TDI_vcg.
+	* dumpfile.c (dump_files[]): Remove entry for TDI_vcg.
+	* tree-cfg.c (gimple_cfg2vcg): Remove.
+	(build_gimple_cfg): Don't call it.
+	* doc/invoke.texi (-fdump-tree-vcg): Remove documentation.
+	Correct GraphViz documentation, it does handle multiple functions
+	in a single dump.
+
+2012-12-12  Zdenek Dvorak  <ook@ucw.cz>
+
+	PR tree-optimization/55481
+	* tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
+	back to general rewriting if we cannot leave an original biv
+	definition alone.
+
+2012-12-12  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/55659
+	Revert
+	2012-12-11  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/43631
+	* var-tracking.c (emit_note_insn_var_location): If insn is followed
+	by BARRIER, put note after the BARRIER.
+	(next_non_note_insn_var_location): Skip over BARRIERs.
+	(emit_notes_in_bb): If call is followed by BARRIER, put note after
+	the BARRIER.
+
+	2012-12-06  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/43631
+	* var-tracking.c (emit_note_insn_var_location, emit_notes_in_bb):
+	Clear BLOCK_FOR_INSN on notes emitted in between basic blocks,
+	don't adjust BB_END when inserting note after BB_END of some bb.
+
+2012-12-12  Steven Bosscher  <steven@gcc.gnu.org>
+	    Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/52640
+	* varasm.c (pending_assemble_externals_set): New pointer set.
+	(process_pending_assemble_externals): Destroy the pointer set.
+	(assemble_external): See if decl is in pending_assemble_externals_set,
+	and add it to pending_assemble_externals if necessary.
+	(init_varasm_once): Allocate pending_assemble_externals_set.
+
+2012-12-12  Jakub Jelinek  <jakub@redhat.com>
+
+	PR fortran/55633
+	* tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
+	Ignore bounds on which bound += double_int_one overflowed.
+
+2012-12-11  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR target/54121
+	* config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
+	(tldo_stb_sp64): Likewise.
+	(tldo_sth_sp32): Likewise.
+	(tldo_sth_sp64): Likewise.
+	(tldo_stw_sp32): Likewise.
+	(tldo_stw_sp64): Likewise.
+	(tldo_stx_sp64): Likewise.
+
+2012-12-11  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/55193
+	* lra-constraints.c (loc_equivalence_callback): New function.
+	(lra_constraints): Call simplify_replace_fn_rtx instead of
+	loc_equivalence_change_p on DEBUG_INSNs.
+
+2012-12-11  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	PR target/55642
+	* config/arm/thumb2.md (*thumb2_abssi2):
+	Set ce_count attribute to 2.
+	(*thumb2_neg_abssi2): Likewise.
+
+2012-12-11  Jakub Jelinek  <jakub@redhat.com>
+
+	* varasm.c (get_variable_section): Don't return lcomm_section
+	for asan_protect_global decls.
+	* asan.c (asan_protect_global): Only avoid public common variables.
+	Don't call get_variable_section here.
+
+	PR middle-end/43631
+	PR bootstrap/55615
+	* var-tracking.c (emit_note_insn_var_location): If insn is followed
+	by BARRIER, put note after the BARRIER.
+	(next_non_note_insn_var_location): Skip over BARRIERs.
+	(emit_notes_in_bb): If call is followed by BARRIER, put note after
+	the BARRIER.
+
+	* sanitizer.def: Add comment about importance of ordering of
+	BUILT_IN_ASAN_REPORT* builtins.
+	* cfgcleanup.c (old_insns_match_p): Don't cross-jump __asan_report_*
+	builtins.
+
+	* sanitizer.def (BUILT_IN_ASAN_HANDLE_NO_RETURN): New builtin.
+	* asan.c (instrument_builtin_call): Change is_gimple_builtin_call
+	gcc_assert to gcc_checking_assert.
+	(maybe_instrument_call): Imit __builtin___asan_handle_no_return ()
+	before noreturn calls other than __builtin_trap () and
+	__builtin_unreachable ().
+
+2012-12-11  Richard Biener  <rguenther@suse.de>
+
+	PR other/54324
+	* doc/install.texi (Tools/packages necessary for building GCC):
+	State ISO C++98 host compiler requirement.  Increment minimum
+	GCC version required for building all languages for a cross-compiler
+	to 3.4 or later.
+
+2012-12-11  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/55079
+	* tree-vrp.c (extract_range_from_binary_expr_1): Handle MAX/MIN_EXPR
+	for more cases.
+	(register_edge_assert_for_2): Register asserts for post-in/decrement
+	tests.
+	(check_array_ref): Dump what expression we emit array bound
+	warnings for.
+	(search_for_addr_array): Likewise.
+
+2012-12-11  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree-ssa-loop-ivopts.c (prepare_decl_rtl) <ADDR_EXPR>: Generate RTL
+	only for a DECL which HAS_RTL_P.
+
+2012-12-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config/s390/predicates.md ("execute_operation"): New predicate.
+	* config/s390/s390.md ("*execute_rl", "*execute"): Use the new
+	predicate.
+
+2012-12-10  Xinliang David Li  <davidxl@google.com>
+
+	* config/i386/i386.c: Enable push/pop in pro/epilogue for modern CPUs.
+
+2012-12-10  Steve Ellcey  <sellcey@mips.com>
+
+	* config/mips/gnu-user.h (NO_SHARED_SPECS): Add space before option.
+
+2012-12-10  Steve Ellcey  <sellcey@mips.com>
+
+	PR target/54061
+	* rtl.h (IGNORED_DWARF_REGNUM): New.
+	* dwarf2out.c (reg_loc_descriptor): Check for IGNORED_DWARF_REGNUM.
+	(mem_loc_descriptor): Ditto.
+	* config/mips/mips.h (ALL_COP_REG_FIRST): New.
+	(ALL_COP_REG_LAST): New.
+	(ALL_COP_REG_NUM): Redefine using above macros.
+	* config/mips/mips.c (mips_option_override): Set mips_dbx_regno
+	coprocessor entries to IGNORED_DWARF_REGNUM.
+
+2012-12-10  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR lto/55466
+	* lto-symtab.c (lto_symtab_merge_decls_1): Don't record the
+	prevailing variable.
+	* lto.c (lto_register_var_decl_in_symtab): Don't record static
+	variables.
+	(lto_main): Record the global variables if WPA isn't enabled.
+
+2012-12-10  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/55107
+	* tree-ssa-pre.c (struct pre_stats): Remove constified field.
+	(bitmap_set_replace_value): Add gcc_unreachable.
+	(do_regular_insertion): Re-write all_same handling.  Insert
+	an assignment instead of a PHI in this case.
+	(eliminate_bb): Record availability also for SSA names defined
+	by a constant.
+	(do_pre): Do not record constified events.
+	(execute_fre): Likewise.
+
+2012-12-10  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config/spu/spu.md: Replace "operands" with "operands != NULL" in
+	insn conditions.
+
+2012-12-10  Jakub Jelinek  <jakub@redhat.com>
+
+	* asan.c (asan_init_shadow_ptr_types): Move earlier in the file.
+	Call initialize_sanitizer_builtins at the end.
+	(asan_pp_string): Use TREE_TYPE (shadow_ptr_types[0])
+	as character type instead of char_type_node.
+	(asan_emit_stack_protection): Call asan_init_shadow_ptr_types
+	if shadow_ptr_types isn't initialized.
+	(asan_protect_global): Return true for STRING_CSTs except those
+	created by asan_pp_string.
+	(count_string_csts, add_string_csts): New functions.
+	(struct asan_add_string_csts_data): New type.
+	(asan_finish_file): Clear flag_asan at the beginning, restore at the
+	end.  Traverse constant_pool_htab () to look for protected
+	STRING_CSTs.  Don't call initialize_sanitizer_builtins,
+	instead call asan_init_shadow_ptr_types if shadow_ptr_types isn't
+	initialized yet.
+	(asan_instrument): Don't call initialize_sanitizer_builtins.
+	* varasm.c (output_constant_def_contents): If STRING_CST should be
+	asan protected, align it sufficiently and emit padding after it.
+	(categorize_decl_for_section): If flag_asan, don't put STRING_CSTs
+	that should be asan protected into mergeable sections.  For
+	-fmerge-all-constants, ignore it for -fmudflap or if decl is
+	asan protected.
+
+2012-12-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	* config/arm/neon.ml (opcode): Add Vrintn, Vrinta, Vrintp, Vrintm,
+	Vrintz to type.
+	(type features): Add Requires_arch type constructor.
+	(ops): Define Vrintn, Vrinta, Vrintp, Vrintm, Vrintz features.
+	* config/arm/neon-docgen.ml (intrinsic_groups): Define Vrintn,
+	Vrinta, Vrintp, Vrintm, Vrintz, Vrintx.
+	* config/arm/neon-testgen.ml (effective_target): Define check for
+	Requires_arch 8.
+	* config/arm/neon-gen.ml (print_feature_test_start): Handle
+	Requires_arch.
+	(print_feature_test_end): Likewise.
+	Add 2012 to Copyright notice.
+	* doc/arm-neon-intrinsics.texi: Regenerate.
+	* config/arm/arm_neon.h: Regenerate.
+
+2012-12-10 Kai Tietz  <ktietz@redhat.com>
+
+	* stmt.c (expand_sjlj_dispatch_table): Fix off by one.
+
+	PR target/53912
+	* stmt.c (compute_cases_per_edge): Cast from pointer via intptr_t.
+	(expand_case): Likewise.
+
+	PR target/53912
+	* print-tree.c (print_node): Cast from pointer via uintptr_t.
+
+2012-12-10  Jakub Jelinek  <jakub@redhat.com>
+
+	* asan.c (instrument_derefs): Handle bitfield COMPONENT_REFs
+	accesses as reads/writes to their DECL_BIT_FIELD_REPRESENTATIVE.
+
+2012-12-08  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* lto-streamer-out.c (lto_write_tree): Do not reset the DECL_INITIAL of
+	variables in the global constant pool.
+
+2012-12-08  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR rtl-optimization/55158
+	* sched-rgn.c (bb_state_array, bb_state): Add some explaining
+	comment, and initialize to NULL explicitly.
+	(realloc_bb_state_array): New function.
+	(free_bb_state_array): New function.
+	(schedule_region): Call realloc_bb_state_array after schedule_block.
+	(sched_rgn_init): Use realloc_bb_state_array to initialize bb_state.
+	(sched_rgn_finish): Use free_bb_state_array to free it.
+
+2012-12-08  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree-ssa-loop-im.c (for_each_index) <CONST_DECL>: New case.
+
+2012-12-07  Sriraman Tallan  <tmsriram@google.com>
+
+	* toplev.c (process_options): Do not warn when -ffunction-sections
+	and -fprofile are used together.
+
+2012-12-07  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* ree.c (struct ext_cand): Remove GTY markers.
+
+2012-12-07  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR rtl-optimization/55141
+	* lra-constraints.c (lra_constraints): Use biggest mode for
+	df_set_regs_ever_live.
+
+2012-12-07  Jan Hubicka  <jh@suse.cz>
+
+	* tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Add UPPER_BOUND
+	parameter.
+	(try_unroll_loop_completely) Update.
+
+2012-12-07  Jakub Jelinek  <jakub@redhat.com>
+
+	PR fortran/55395
+	* varpool.c (varpool_remove_node): Don't drop DECL_INITIAL
+	for -g for any kind of debug info.
+
+2012-12-07  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/54886
+	* graphite-sese-to-poly.c (build_loop_iteration_domains): Properly
+	free all memory.
+
+2012-12-07  Martin Jambor  <mjambor@suse.cz>
+
+	PR middle-end/55078
+	* ipa-inline-transform.c (inline_call): Turn #if 0 to
+	#ifdef ENABLE_CHECKING.
+	* ipa-prop.c (try_make_edge_direct_simple_call): Use
+	ipa_value_from_jfunc.
+	(try_make_edge_direct_virtual_call): Likewise.
+	(update_indirect_edges_after_inlining): Lookup new_root_info and pass
+	it to the functions above.
+
+2012-12-07  Martin Jambor  <mjambor@suse.cz>
+
+	PR tree-optimization/55590
+	* tree-sra.c (build_ref_for_offset): Use get_object_alignment_1 to
+	get base alignment.
+
+2012-12-06  Uros Bizjak  <ubizjak@gmail.com>
+	    H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/55597
+	* config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
+	before using it as insn or call equivalent.
+
+2012-12-06  Peter Bergner  <bergner@vnet.ibm.com>
+
+	* config/rs6000/sysv4.h (TARGET_ASAN_SHADOW_OFFSET): Define.
+	* config/rs6000/rs6000.c (rs6000_asan_shadow_offset): New function.
+	* config/rs6000/rs6000.h (FRAME_GROWS_DOWNWARD): Disable if using ASAN.
+
+2012-12-06  Jakub Jelinek  <jakub@redhat.com>
+
+	PR fortran/55395
+	* varpool.c (varpool_remove_node): Don't drop DECL_INITIAL
+	if -g and emitting DWARF2+.
+
+2012-12-06  Pat Haugen <pthaugen@us.ibm.com>
+
+	* config/rs6000/rs6000.c (rs6000_option_override_internal): Set
+	default loop peeling limits.
+
+2012-12-06  Jason Merrill  <jason@redhat.com>
+
+	PR c++/55032
+	PR c++/55245
+	* tree.c (build_array_type_1): Re-layout if we found it in the
+	hash table.
+
+2012-12-06  Jack Howarth  <howarth@bromo.med.uc.edu>
+
+	PR 55599/sanitizer
+	* config/darwin.h (LINK_COMMAND_SPEC_A): Remove static libasan support.
+
+2012-12-06  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/43631
+	* var-tracking.c (emit_note_insn_var_location, emit_notes_in_bb):
+	Clear BLOCK_FOR_INSN on notes emitted in between basic blocks,
+	don't adjust BB_END when inserting note after BB_END of some bb.
+
+	PR c++/55137
+	* fold-const.c (fold_binary_loc) <associate>: Don't introduce
+	TREE_OVERFLOW through reassociation.  If type doesn't have defined
+	overflow, but one or both of the operands do, use the wrapping type
+	for reassociation and only convert to type at the end.
+
+2012-12-06  Richard Biener  <rguenther@suse.de>
+
+	* gimple-fold.c (fold_stmt_1): Remove code handling folding stmts away.
+
+2012-12-06  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	* doc/sourcebuild.texi: Document arm_v8_neon_ok.
+
+2012-12-06  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	* config/arm/arm.c (neon_itype): Define NEON_RINT enum element.
+	(neon_builtin_data): Register vrintn, vrinta, vrintp, vrintm,
+	vrintz,	vrintx neon builtins.
+	(arm_init_neon_builtins): Handle NEON_RINT.
+	(arm_expand_neon_builtin): Likewise.
+	* config/arm/unspecs.md: New file.
+	* config/arm/arm.md ("unspec"): Move to unspecs.md.
+	* config/arm/iterators.md (NEON_VRINT): New int iterator.
+	(nvrint_variant): New int attribute.
+	* config/arm/neon.md
+	(neon_vrint<NEON_VRINT:nvrint_variant><VCVTF:mode>): New pattern.
+	("unspec"): Move to unspecs.md.
+	* config/arm/iwmmxt2.md ("unspec"): Move to unspecs.md.
+
+2012-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	* config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
+	opaque cond in all call insns.
+
+2012-12-05  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR rtl-optimization/55604
+	* lra-lives.c (lra_create_live_ranges): If there are no referenced
+	pseudos left, do not compute live ranges.
+
+2012-12-05  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* doc/tm.texi.in (TARGET_CLASS_LIKELY_SPILLED_P): Update documentation.
+	* doc/tm.texi: Regenerate.
+	* regs.h (REG_LIVE_LENGTH): Update comments to not refer to no longer
+	existing files global.c and local-alloc.c.
+	* regmove.c (copy_src_to_dest): Likewise.
+	* function.h (struct rtl_data): Likewise.
+	* ira-color.c (allocno_priority_compare_func): Likewise.
+	* regstat.c (regstat_compute_ri): Likewise.
+	* config/epiphany/epiphany.h, config/vax/vax.h, config/cris/cris.h,
+	config/h8300/h8300.h, config/alpha/alpha.h, config/sparc/sparc.h,
+	config/rs6000/rs6000.h, config/pdp11/pdp11.h, config/pa/pa.h,
+	config/v850/v850.h, config/mn10300/mn10300.h, config/m32r/m32r.h,
+	config/i386/i386.h, config/mcore/mcore.h, config/sh/sh.h,
+	config/arm/arm.h (REGNO_OK_FOR_BASE_P): Likewise.
+
+2012-12-05  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR target/54160
+	* config/t-darwin (darwin-c.o): Depend on $(CPP_INTERNAL_H).
+	* config/darwin-c.c (darwin_cpp_builtins): Only set __OBJC2__ when
+	in obj mode.
+	Include libcpp/internal.h.
+
+2012-12-05  Michael Eager  <eager@eagercon.com>
+
+	PR rtl-optimization/54739
+	* config/microblaze/microblaze.md: (anddi3, iordi3, xordi3): Delete
+	patterns.
+
+2012-12-05  James Greenhalgh  <james.greenhalgh@arm.com>
+
+	* config/aarch64/aarch64-simd-builtins.def: Add new builtins.
+	* config/aarch64/aarch64-simd.md (simd_type): Add uzp.
+	(aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): New.
+	* config/aarch64/aarch64.c (aarch64_evpc_trn): New.
+	(aarch64_evpc_uzp): Likewise.
+	(aarch64_evpc_zip): Likewise.
+	(aarch64_expand_vec_perm_const_1): Check for trn, zip, uzp patterns.
+	* config/aarch64/iterators.md (unspec): Add neccessary unspecs.
+	(PERMUTE): New.
+	(perm_insn): Likewise.
+	(perm_hilo): Likewise.
+
+2012-12-05  James Greenhalgh  <james.greenhalgh@arm.com>
+
+	* config/aarch64/aarch64-protos.h
+	(aarch64_split_combinev16qi): New.
+	(aarch64_expand_vec_perm): Likewise.
+	(aarch64_expand_vec_perm_const): Likewise.
+	* config/aarch64/aarch64-simd.md (vec_perm_const<mode>): New.
+	(vec_perm<mode>): Likewise.
+	(aarch64_tbl1<mode>): Likewise.
+	(aarch64_tbl2v16qi): Likewise.
+	(aarch64_combinev16qi): New.
+	* config/aarch64/aarch64.c
+	(aarch64_vectorize_vec_perm_const_ok): New.
+	(aarch64_split_combinev16qi): Likewise.
+	(MAX_VECT_LEN): Define.
+	(expand_vec_perm_d): New.
+	(aarch64_expand_vec_perm_1): Likewise.
+	(aarch64_expand_vec_perm): Likewise.
+	(aarch64_evpc_tbl): Likewise.
+	(aarch64_expand_vec_perm_const_1): Likewise.
+	(aarch64_expand_vec_perm_const): Likewise.
+	(aarch64_vectorize_vec_perm_const_ok): Likewise.
+	(TARGET_VECTORIZE_VEC_PERM_CONST_OK): Likewise.
+	* config/aarch64/iterators.md
+	(unspec): Add UNSPEC_TBL, UNSPEC_CONCAT.
+	(V_cmp_result): Add mapping for V2DF.
+
+2012-12-05  Yufeng Zhang  <yufeng.zhang@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_simd_mangle_map_entry): New
+	typedef.
+	(aarch64_simd_mangle_map): New table.
+	(aarch64_mangle_type): Locate and return the mangled name for
+	a given AdvSIMD vector type.
+
+2012-12-05  Yufeng Zhang  <yufeng.zhang@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_mangle_type): New function.
+	(TARGET_MANGLE_TYPE): Define.
+
+2012-12-05  James Greenhalgh  <james.greenhalgh@arm.com>
+
+	* config/aarch64/aarch64-builtins.c
+	(aarch64_builtin_vectorized_function): New.
+	* config/aarch64/aarch64-protos.h
+	(aarch64_builtin_vectorized_function): Declare.
+	* config/aarch64/aarch64-simd-builtins.def (frintz, frintp): Add.
+	(frintm, frinti, frintx, frinta, fcvtzs, fcvtzu): Likewise.
+	(fcvtas, fcvtau, fcvtps, fcvtpu, fcvtms, fcvtmu): Likewise.
+	* config/aarch64/aarch64-simd.md
+	(aarch64_frint_<frint_suffix><mode>): New.
+	(<frint_pattern><mode>2): Likewise.
+	(aarch64_fcvt<frint_suffix><su><mode>): Likewise.
+	(l<fcvt_pattern><su_optab><fcvt_target><VDQF:mode>2): Likewise.
+	* config/aarch64/aarch64.c (TARGET_VECTORIZE_BUILTINS): Define.
+	(TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Likewise.
+	* config/aarch64/aarch64.md
+	(btrunc<mode>2, ceil<mode>2, floor<mode>2)
+	(round<mode>2, rint<mode>2, nearbyint<mode>2): Consolidate as...
+	(<frint_pattern><mode>2): ...this.
+	(lceil<su_optab><mode><mode>2, lfloor<su_optab><mode><mode>2)
+	(lround<su_optab><mode><mode>2)
+	(lrint<su_optab><mode><mode>2): Consolidate as...
+	(l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): ... this.
+	* config/aarch64/iterators.md (fcvt_target): New.
+	(FCVT_TARGET): Likewise.
+	(FRINT): Likewise.
+	(FCVT): Likewise.
+	(frint_pattern): Likewise.
+	(frint_suffix): Likewise.
+	(fcvt_pattern): Likewise.
+
+2012-12-05  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* passes.c (pass_init_dump_file): Only open a clean graph dump file if
+	the dump was not already initialized.
+
+	Revert:
+	2012-12-03  Steven Bosscher  <steven@gcc.gnu.org>
+	* passes.c (finish_optimization_passes): Don't finish graph dumps here.
+	(pass_fini_dump_file): Wrap in TV_DUMP.  Finish graph dumps.
+	(execute_one_pass): Don't set up graph dumps here.
+
+2012-12-05  Richard Biener  <rguenther@suse.de>
+
+	PR lto/55525
+	* gimple-streamer-in.c (input_gimple_stmt): Fixup ARRAY_REFs as well.
+
+2012-12-04  Ian Lance Taylor  <iant@google.com>
+
+	* godump.c (find_dummy_types): Output a dummy type if we couldn't
+	output the real type.
+
+2012-12-04  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* rtl.h (print_insn_with_notes): Remove prototype.
+	(rtl_dump_bb_for_graph): New prototype.
+	* sched-vis.c (print_insn_with_notes): Make static again.  Fix
+	printing of notes.
+	(rtl_dump_bb_for_graph): New function.
+	* cfghooks.h (struct cfg_hooks) <dump_bb_for_graph>: New hook.
+	(dump_bb_for_graph): New prototype.
+	* cfghooks.c (dump_bb_for_graph): New function.
+	* tree-cfg.c (gimple_cfg_hooks): Register gimple_dump_bb_for_graph
+	as dump_bb_for_graph hook implementation for GIMPLE.
+	* cfgrtl.c (rtl_cfg_hooks): Likewise for rtl_dump_bb_for_graph.
+	(cfg_layout_rtl_cfg_hooks): Likewise.
+	* graph.c (draw_cfg_node): Don't include sbitmap.h, rtl.h, tree.h,
+	gimple.h, and gimple-pretty-print.h.
+	(draw_cfg_node, draw_cfg_node_succ_edges): Use the uniqe function
+	definition number instead of the function declaration UID.
+	(print_graph_cfg): Take a struct function instead of a tree.
+	Use the dump_bb_for_graph hook to dump the basic block content.
+	* graph.h (print_graph_cfg): Update prototype.
+	* passes.c (execute_function_dump): Update print_graph_cfg call.
+	* Makefile.in (graph.o): Fixup dependencies.
+
+2012-12-04  Marcus Shawcroft  <marcus.shawcroft@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Set
+	TYPE_STUB_DECL.
+
+2012-12-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config/s390/s390.c (s390_select_ccmode): Enable using CC of
+	x + imm for higher immediates on z9-109 upwards.
+
+2012-12-04  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm.opt (cirrus-fix-invalid-insns): Delete option.
+	* invoke.texi (cirrus-fix-invalid-insns): Remove documentation.
+
+2012-12-04  Jakub Jelinek  <jakub@redhat.com>
+
+	* tsan.c (instrument_expr): If expr_ptr isn't a gimple val, first
+	store it into a SSA_NAME.
+
+	PR sanitizer/55439
+	* Makefile.in (tsan.o): Depend on tree-ssa-propagate.h.
+	* sanitizer.def: Add __tsan_atomic* builtins.
+	* asan.c (initialize_sanitizer_builtins): Adjust to also
+	initialize __tsan_atomic* builtins.
+	* tsan.c: Include tree-ssa-propagate.h.
+	(enum tsan_atomic_action): New enum.
+	(tsan_atomic_table): New table.
+	(instrument_builtin_call): New function.
+	(instrument_gimple): Take pointer to gimple_stmt_iterator
+	instead of gimple_stmt_iterator.  Call instrument_builtin_call
+	on builtin call stmts.
+	(instrument_memory_accesses): Adjust instrument_gimple caller.
+	* builtin-types.def (BT_FN_BOOL_VPTR_PTR_I1_INT_INT,
+	BT_FN_BOOL_VPTR_PTR_I2_INT_INT, BT_FN_BOOL_VPTR_PTR_I4_INT_INT,
+	BT_FN_BOOL_VPTR_PTR_I8_INT_INT, BT_FN_BOOL_VPTR_PTR_I16_INT_INT): New.
+
+2012-12-04  Tejas Belagod  <tejas.belagod@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_simd_vector_alignment,
+	aarch64_simd_vector_alignment_reachable): New.
+	(TARGET_VECTOR_ALIGNMENT, TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE):
+	Define.
+
+2012-12-04  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/55124
+	* tree-ssa-pre.c (find_or_generate_expression): Instead of
+	ICEing when we are not able to generate an expression defer it
+	by signalling failure.  Fix possible wrong-code issue by
+	not picking random REFERENCE expressions as fallback.
+	(create_component_ref_by_pieces_1): Adjust.  Add failure paths.
+	(create_expression_by_pieces): Likewise.
+	(insert_into_preds_of_block): When expression generation failed
+	for one edge make sure to not insert a PHI node.
+
+2012-12-03  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
+	area if the function allocates dynamic stack space.
+	(ia64_initial_elimination_offset): Adjust offsets to above change.
+
+2012-12-03  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* gcse.c (struct reg_use): Remove unused struct.
+	(gcse_emit_move_after): Do not create REG_EQUAL notes that reference
+	the SET_DEST of the instruction the note would be attached to.
+	* cse.c (cse_main): Add the DF_NOTE problem.
+
+2012-12-03  Jakub Jelinek  <jakub@redhat.com>
+
+	* sanitizer.def: Add Address Sanitizer builtins.
+	Rename BUILT_IN_TSAN_READ_* to BUILT_IN_TSAN_READ* and
+	BUILT_IN_TSAN_WRITE_* to BUILT_IN_TSAN_WRITE*.
+	* Makefile.in (asan.o): Depend on langhooks.h.
+	(tsan.o): Depend on asan.h.
+	* asan.h (initialize_sanitizer_builtins): New prototype.
+	* asan.c: Include langhooks.h.
+	(report_error_func): Use builtin_decl_implicit of corresponding
+	BUILT_IN_ASAN_REPORT_{LOAD,STORE}*.
+	(asan_init_func): Removed.
+	(initialize_sanitizer_builtins): New function.
+	(asan_finish_file): Call it.  Use builtin_decl_implicit
+	on BUILT_IN_ASAN_{INIT,{,UN}REGISTER_GLOBALS}.
+	(asan_instrument): Call initialize_sanitizer_builtins.
+	* builtins.def (DEF_SANITIZER_BUILTIN): Change condition to
+	(flag_asan || flag_tsan).
+	* tsan.c: Include asan.h and tsan.h.
+	(get_memory_access_decl): Rename BUILT_IN_TSAN_{READ,WRITE}_*
+	to BUILT_IN_TSAN_{READ,WRITE}*.
+	(tsan_pass): Call initialize_sanitizer_builtins.
+	(tsan_gate, tsan_gate_O0): Don't check if
+	builtin_decl_implicit_p (BUILT_IN_TSAN_INIT) is true.
+	(tsan_finish_file): Call initialize_sanitizer_builtins.
+	* builtin-types.def (BT_FN_VOID_PTR_PTRMODE): New fn type.
+
+2012-12-03  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR middle-end/55401
+	* trans-mem.c (get_tm_region_blocks): Exclude uninstrumented
+	blocks from vector if requested.
+	(collect_bb2reg): Pass new argument to get_tm_region_blocks.
+	(get_bb_regions_instrumented): Add INCLUDE_UNINSTRUMENTED_P
+	argument, and pass it to expand_regions.
+	(execute_tm_mark): Pass new argument to get_bb_regions_instrumented.
+	(execute_tm_edges): Same.
+
+2012-12-03  Jakub Jelinek  <jakub@redhat.com>
+
+	* asan.c (instrument_mem_region_access): Don't instrument
+	if base doesn't have pointer type or len integral type.
+	Add cast if len doesn't have size_t compatible type.
+	(instrument_builtin_call): Don't instrument BUILT_IN_ATOMIC_LOAD,
+	BUILT_IN_ATOMIC_TEST_AND_SET, BUILT_IN_ATOMIC_CLEAR,
+	BUILT_IN_ATOMIC_EXCHANGE, BUILT_IN_ATOMIC_COMPARE_EXCHANGE
+	and BUILT_IN_ATOMIC_STORE.
+
+	* asan.c (instrument_assignment): Instrument lhs only
+	for gimple_store_p and rhs1 only for gimple_assign_load_p.
+
+2012-12-03  Michael Zolotukhin  <michael.v.zolotukhin@intel.com>
+
+	* Makefile.in: Add target mddump, build/genmddump.o.  Extend
+	genprogrtl with mddump.
+	* genmddump.c: New.
+
+2012-12-03  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* rtl.h (print_insn_with_notes): Prototype.
+	* sched-vis.c (print_insn_with_notes): Export it.
+
+	* gimple-pretty-print.h (gimple_dump_bb_for_graph): Prototype.
+	* gimple-pretty-print.c (print_gimple_expr): Flush the buffer.
+	(pp_gimple_stmt_1): Don't do it here.
+	(gimple_dump_bb_for_graph): New function.
+	* tree-pretty-print.c (print_generic_expr): Flush the buffer here.
+	(dump_generic_node): Don't flush the buffer here.
+
+	* graph.h (print_rtl_graph_with_bb): Rename to print_graph_cfg.
+	* graph.c: Include gimple.h, dumpfile.h, and gimple-pretty-print.h.
+	(draw_cfg_node): Handle GIMPLE basic blocks also.
+	(print_rtl_graph_with_bb): Rename to print_graph_cfg.
+	* passes.c (finish_optimization_passes): Don't finish graph dumps here.
+	(execute_function_dump): Use print_graph_cfg. Enable dumping the CFG
+	for GIMPLE also.
+	(pass_init_dump_file): Wrap in TV_DUMP.  Set up CFG graph dumps.
+	(pass_fini_dump_file): Wrap in TV_DUMP.  Finish graph dumps.
+	(execute_one_pass): Don't set up graph dumps here.
+
+2012-12-03  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree-ssa.c (warn_uninitialized_var): Use OPT_Wmaybe_uninitialized tag
+	in the non-always executed case.
+
+2012-12-03  Sofiane Naci  <sofiane.naci@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_build_constant): Update prototype.
+	Call emit_move_insn instead of printing movi/movn/movz instructions.
+	Call gen_insv_immdi instead of printing movk instruction.
+	(aarch64_add_constant): Update prototype.
+	Generate RTL instead of printing add/sub instructions.
+	(aarch64_output_mi_thunk): Update calls to aarch64_build_constant
+	and aarch64_add_constant.
+
+2012-12-03 Kai Tietz  <ktietz@redhat.com>
+
+	PR target/53912
+	* ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
+
+	PR target/53912
+	* tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
+
+	PR target/53912
+	* pointer-set.c (hash1): Cast from pointer via uintptr_t.
+
+2012-12-02  Marek Polacek  <polacek@redhat.com>
+
+	PR middle-end/54838
+	* cprop.c (bypass_block): Determine number of latches.  Return
+	when there is more than one latch edge.
+
+2012-12-02  Teresa Johnson  <tejohnson@google.com>
+
+	PR gcov-profile/55551
+	* lto-cgraph.c (merge_profile_summaries): Handle scaled histogram
+	entries that map to the same index.
+
+2012-12-02  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* optabs.c (add_equal_note): Do not create self-referencing REG_EQUAL
+	notes.
+	* fwprop.c (forward_propagate_and_simplify): Likewise.
+
+2012-12-02  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* function.h (struct rtl_data): Remove epilogue_delay_list.
+	* reorg.c (find_end_label): Simplify always-true test.
+	(optimize_skip): Likewise.
+	* final.c (leaf_function_p): Don't loop over epilogue_delay_list.
+	(leaf_renumber_regs): Likewise.
+	* varasm.c (mark_constant_pool): Likewise.
+	* except.c (set_nothrow_function_flags): Likewise.
+	* cfgrtl.c (print_rtl_with_bb): Likewise.
+
+2012-12-02  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.c (mmix_function_value): Set the mode of the
+	returned PARALLEL to that of the return-value, not VOIDmode.
+
+2012-12-02  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/extend.texi: Various corrections to punctuation and grammar
+	throughout the file.  Use consistent terminology and proper names.
+	Correct some minor markup issues.
+
+2010-12-01  Xinliang David Li  <davidxl@google.com>
+
+	* config/i386/i386.c: Allow sign extend instructions (cltd etc)
+	on modern CPUs.
+
+2012-12-02  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* reorg.c: Remove an obsolete comment.
+	* config/pa/pa.md: Add back the HP-PA comment here, with details.
+
+2012-11-30  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* stor-layout.c (bit_field_mode_iterator::bit_field_mode_iterator):
+	Deal with degenerate cases where the bitsize isn't positive.
+	Rework comment.
+
+2012-11-30  David Edelsohn  <dje.gcc@gmail.com>
+
+	* xcoffout.c (xcoff_tls_data_section_name): Define.
+	* xcoffout.h (xcoff_tls_data_section_name): Declare.
+	* config/rs6000/rs6000.c (tls_data_section): Define.
+	(TARGET_USE_BLOCKS_FOR_DECL_P): Define.
+	(rs6000_legitimize_tls_address_aix): New function.
+	(rs6000_legitimize_tls_address): Use new function for AIX.
+	(rs6000_cannot_force_const_mem): No sum in TLS TOC symbols.
+	Allow TLS symbol in constant pool other than ELF.
+	(rs6000_legitimate_address_p): Allow TLS symbol other than ELF.
+	(rs6000_assemble_visibility): Do not emit anything on AIX.
+	(output_toc): Handle alias of TLS general-dynamic symbols.
+	Emit TLS decorations on symbols.
+	(rs6000_use_blocks_for_decl_p): New function.
+	(rs6000_xcoff_output_tls_section_asm_op): New function.
+	(rs6000_xcoff_asm_init_sections): Initialize tls_data_section.
+	(rs6000_xcoff_select_section): Choose tls_data_section for
+	thread-local storage.
+	(rs6000_xcoff_file_start): Generate xcoff_tls_data_section_name.
+	(rs6000_legitimate_constant_p): Allow TLS symbol other than ELF.
+	* config/rs6000/rs6000.md (tls_tls_): Restrict to ELF.
+	(tls_get_tpointer): New.
+	(tle_get_tpointer_internal): New.
+	(tls_get_addr<mode>): New.
+	(tls_get_addr_internal<mode>): New.
+	* config/rs6000/xcoff.h (ASM_OUTPUT_TLS_COMMON): Define.
+
+2012-11-30  Teresa Johnson  <tejohnson@google.com>
+
+	* lto-cgraph.c (output_profile_summary): Stream out sum_all
+	and histogram.
+	(input_profile_summary): Stream in sum_all and histogram.
+	(merge_profile_summaries): Merge sum_all and histogram, and
+	change to use RDIV.
+	(input_symtab): Call compute_working_sets after merging summaries.
+	* gcov-io.c (gcov_histo_index): Make extern for compiler.
+	* gcov-io.h (gcov_histo_index): Ditto.
+	* profile.c (compute_working_sets): Remove static keyword.
+	* profile.h (compute_working_sets): Ditto.
+	* Makefile.in (lto-cgraph.o): Depend on profile.h.
+
+2012-11-30  Martin Jambor  <mjambor@suse.cz>
+
+	PR middle-end/52890
+	PR tree-optimization/55415
+	PR tree-optimization/54386
+	PR target/55448
+	* ipa-prop.c (ipa_modify_call_arguments): Be optimistic when
+	get_pointer_alignment_1 returns false and the base was not a
+	dereference.
+	* tree-sra.c (access_precludes_ipa_sra_p): New parameter req_align,
+	added check for required alignment.  Update the user.
+
+2012-11-30  Ramana Radhakrishnan <Ramana.Radhakrishnan@arm.com>
+	    Greta Yorsh  <Greta.Yorsh@arm.com>
+
+	* config/arm/arm.md (type): Subdivide "alu" into "alu_reg"
+	and "simple_alu_imm".
+	(core_cycles): Use new names.
+	(arm_addsi3): Set type of patterns to use to alu_reg and simple_alu_imm.
+	(addsi3_compare0, addsi3_compare0_scratch): Likewise.
+	(addsi3_compare_op1, addsi3_compare_op2, compare_addsi2_op0): Likewise.
+	(compare_addsi2_op1, arm_subsi3_insn, subsi3_compare0): Likewise.
+	(subsi3_compare, arm_decscc,arm_andsi3_insn): Likewise.
+	(thumb1_andsi3_insn, andsi3_compare0_scratch): Likewise.
+	(zeroextractsi_compare0_scratch,iorsi3_insn,iorsi3_compare0): Likewise.
+	(iorsi3_compare0_scratch, arm_xorsi3, thumb1_xorsi3_insn): Likewise.
+	(xorsi3_compare0, xorsi3_compare0_scratch): Likewise.
+	(thumb1_zero_extendhisi2,arm_zero_extendhisi2_v6): Likewise.
+	(thumb1_zero_extendqisi2_v, arm_zero_extendqisi2_v6): Likewise.
+	(thumb1_extendhisi2, arm_extendqisi_v6): Likewise.
+	(thumb1_extendqisi2, arm_movsi_insn): Likewise.
+	(movsi_compare0, movhi_insn_arch4, movhi_bytes): Likewise.
+	(arm_movqi_insn, thumb1_movqi_insn, arm_cmpsi_insn): Likewise.
+	(movsicc_insn, if_plus_move, if_move_plus): Likewise.
+	* config/arm/neon.md (neon_mov<mode>/VDX): Likewise.
+	(neon_mov<mode>/VQXMOV): Likewise.
+	* config/arm/arm1020e.md (1020alu_op): Likewise.
+	* config/arm/fmp626.md (mp626_alu_op): Likewise.
+	* config/arm/fa726te.md (726te_alu_op): Likewise.
+	* config/arm/fa626te.md (626te_alu_op): Likewise.
+	* config/arm/fa606te.md (606te_alu_op): Likewise.
+	* config/arm/fa526.md (526_alu_op): Likewise.
+	* config/arm/cortex-r4.md (cortex_r4_alu, cortex_r4_mov): Likewise.
+	* config/arm/cortex-m4.md (cortex_m4_alu): Likewise.
+	* config/arm/cortex-a9.md (cprtex_a9_dp): Likewise.
+	* config/arm/cortex-a8.md (cortex_a8_alu, cortex_a8_mov): Likewise.
+	* config/arm/cortex-a5.md (cortex_a5_alu): Likewise.
+	* config/arm/cortex-a15.md (cortex_a15_alu): Likewise.
+	* config/arm/arm926ejs.md (9_alu_op): Likewise.
+	* config/arm/arm1136jfs.md (11_alu_op): Likewise.
+	* config/arm/arm1026ejs.md (alu_op): Likewise.
+
+2012-11-30  Richard Biener  <rguenther@suse.de>
+
+	* tree-ssa-pre.c (get_expr_value_id): Do not allocate value-ids here.
+
+2012-11-30  Richard Biener  <rguenther@suse.de>
+
+	* tree-ssa-sccvn.c (run_scc_vn): Remove iteration propagating
+	value_ids.
+
+2012-11-30  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* coretypes.h (struct pretty_print_info): Make a coretype.
+	(typedef pretty_printer): Likewise.
+	* pretty-print.h (typedef pretty_printer): Not needed here anymore.
+	* pretty-print.c (pp_write_text_as_dot_label_to_stream): New function.
+	* rtl.h (str_pattern_slim): New prototype.
+	(print_value, print_pattern, print_insn): Adjust prototypes to take
+	a pretty-printer rather than a char buffer.
+	* sched-vis.c (safe_concat): Remove.
+	(print_exp): Print into a pretty-printer.
+	(print_value): Likewise.
+	(print_pattern): Likewise.
+	(print_insn): Likewise.
+	(print_insn_with_notes): New static function.
+	(init_rtl_slim_pretty_print): New function.
+	(dump_value_slim): Simplify.  Print into and flush a pretty-printer.
+	(dump_insn_slim): Likewise.
+	(dump_rtl_slim): Likewise.
+	(str_pattern_slim): New function.
+	* haifa-sched.c (model_recompute): Use str_pattern_slim instead of
+	static buffers.
+	(model_record_pressures): Likewise.
+	(schedule_insn): Likewise.
+	* sel-sched-dump.c (dump_insn_rtx_1): Likewise.
+	(sel_prepare_string_for_dot_label): Refer to graph.c CFG dumper code.
+	* graph.c: Include pretty-print.h.
+	(init_graph_slim_pretty_print): New function.
+	(print_escaped_line): Removed here, and reincarnated as
+	pp_write_text_as_dot_label_to_stream.
+	(draw_cfg_node): Print into a pretty printer.
+	(draw_cfg_node_succ_edges): Likewise.
+	(print_rtl_graph_with_bb): Likewise.
+	* Makefile.in (graph.o): Fix dependencies.
+	(tree-optimize.o, toplev.o, sched-vis.o): Likewise.
+
+2012-11-30  Jakub Jelinek  <jakub@redhat.com>
+
+	* tsan.c (is_load_of_const_p): Removed.
+	(instrument_expr): Use result of get_inner_reference
+	instead of get_base_address, avoid some unnecessary tests,
+	use !pt_solution_includes and !may_be_aliased tests to
+	check whether base might escape current function.
+
+2012-11-30  Michael Zolotukhin  <michael.v.zolotukhin@intel.com>
+
+	* gensupport.c (maybe_eval_c_test): Remove not-null check for expr.
+	* read-rtl.c (apply_iterators): Initialize condition with "" instead
+	of NULL.
+
+2012-11-30  Kai Tietz  <ktietz@redhat.com>
+
+	* config/i386/host-mingw32.c (va_granularity): Make none-const.
+	(mingw32_gt_pch_alloc_granularity): Return OS' allocation granularity.
+	(mingw32_gt_pch_use_address): Retry mapping of used address
+	as multiple instances might interfer.
+
+	* config/i386/mingw32.h (SHARED_LIBGCC_SPEC): Synchronize with
+	cygwin-host.
+
+2012-11-29  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR middle-end/55321
+	* calls.c (emit_library_call_value_1): Mark as no-nonlocal if no-throw.
+
+2012-11-29  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR middle-end/55456
+	* lra-int.h (lra_new_regno_start): New external.
+	* lra.c (lra_new_regno_start): New global.
+	(lra): Set up lra_new_regno_start.
+	* lra-constraints.c (match_reload): Sync values only for original
+	pseudos.
+
+2012-11-29 Kai Tietz  <ktietz@redhat.com>
+
+	PR target/53912
+	* prefix.c (lookup_key): Replace xmalloc/xrealloc
+	use by XNEWVEC/XRESIZEVEC.
+
+2012-11-29  Richard Earnshaw  <rearnsha@arm.com>
+
+	PR target/55073
+	* config/arm/neon.md (neon_vtrn<mode>_internal): Split into expand
+	and insn patterns.  Re-order insn arguments to tie inputs to outputs.
+	(neon_vzip<mode>_internal): Likewise.
+	(neon_vuzp<mode>_internal): Likewise.
+
+2012-11-29  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR c++/53094
+	* fold-const.c (fold): Replace a CONSTRUCTOR with a VECTOR_CST.
+
+2012-11-29  Richard Biener  <rguenther@suse.de>
+
+	* tree-ssa-pre.c (get_expr_value_id): Do not add expr
+	to the set of value expressions here.
+	(add_to_exp_gen, make_values_for_phi): Fold into ...
+	(compute_avail): ... here, and avoid useless work.  Dump
+	avail sets in processing order.
+	(do_pre): Do not dump avail sets here.
+
+2012-11-29  Matthew Gretton-Dann  <matthew.gretton-dann@linaro.org>
+
+	PR target/54974
+	* config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
+	Thumb pool ranges.
+	(thumb1_extendhisi2): Reduce Thumb pool range.
+	(arm_movdi): Likewise.
+	(thumb1_movdi_insn): Likewise.
+	(thumb1_movsi_insn): Likewise.
+	(pic_load_addr_unified): Likewise.
+	(pic_load_addr_32bit): Likewise.
+	(pic_load_addr_thumb1): Likewise.
+	(thumb1_movhf): Likewise.
+	(arm_movsf_soft_insn): Likewise.
+	(thumb1_movsf_soft_insn): Likewise.
+	(movdf_soft_insn): Likewise.
+	(thumb1_movdf_soft_insn): Likewise.
+	* config/arm/neon.md (*neon_mov<mode>): Likewise.
+	(*neon_mov<mode>): Likwise.
+	* config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
+	(*thumb2_movhi_insn): Likewise.
+	(*thumb2_extendqisi_v6): Likewise.
+	(*thumb2_zero_extendqisi_v6): Likewise.
+	(*thumb2_zero_extendqisi2_v6): Likewise.
+	* config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
+	(*movdi_vfp): Likewise.
+	(*movdi_vfp_cortexa8): Likewise.
+	(*thumb2_movsf_vfp): Likewise.
+	(*thumb2_movdf_vfp): Likewise.
+
+2012-11-29  Kai Tietz  <ktietz@redhat.com>
+
+	PR target/55171
+	* config/i386/i386.c (get_scratch_register_on_entry): Handle
+	thiscall-convention.
+	(split_stack_prologue_scratch_regno): Likewise.
+	(ix86_static_chain): Likewise.
+	(x86_output_mi_thunk): Likewise.
+
+2012-11-29  Marek Polacek  <polacek@redhat.com>
+
+	* cprop.c (bypass_block): Improve debug message.
+
+2012-11-29  Oleg Raikhman  <oleg@adapteva.com>
+
+	* config/epiphany/epiphany.h (FIXED_REGISTERS, CALL_USED_REGISTERS):
+	Make r40..r43 call-used.
+	(REG_ALLOC_ORDER): Sort r40..r43 into the call-used registers.
+
+2012-11-29  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* config/epiphany/predicates.md (addsub_operator): New predicate.
+	* config/epiphany/epiphany-sched.md (sched_use_fpu): New attribute.
+	* config/epiphany/epiphany.md (isub_i+1): New peephole2.
+	* config/epiphany/epiphany-protos.h (get_attr_sched_use_fpu): Declare.
+
+	* config/epiphany/epiphany.h (EPIPHANY_LIBRARY_EXTRA_SPEC): Define.
+	(EXTRA_SPECS, DRIVER_SELF_SPECS): Likewise.
+	* config/epiphany/t-epiphany (SPECS): Set.
+	(specs): New rule.
+
+	* config/epiphany/epiphany.md (isub_i+1): Work around generator bug.
+
+	* config/epiphany/epiphany.c (epiphany_adjust_cost): Use
+	reg_overlap_mentioned_p.
+
+2012-11-28  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/36728
+	PR debug/55467
+	PR middle-end/55507
+	PR bootstrap/55511
+	* cselib.c (cselib_process_insn): If cselib_preserve_constants,
+	don't reset table and exit early on volatile insns and setjmp.
+	Reset table afterwards on setjmp.
+
+2012-11-28  Andrew Pinski  <apinski@cavium.com>
+
+	PR bootstrap/54279
+	* Makefile.in (${QMTEST_DIR}/context): Use xg++ instead of g++.
+
+2012-11-28  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR rtl-optimization/55052
+	* simplify-rtx.c (simplify_subreg): Restore SCALAR_INT_MODE_P check.
+
+2012-11-28  David Edelsohn  <dje.gcc@gmail.com>
+
+	* target.def (use_blocks_for_decl_p): New hook.
+	* varasm.c (use_blocks_for_decl_p): Apply hook as final condition.
+	* doc/tm.texi.in (USE_BLOCKS_FOR_DECL_P): New description.
+	* doc/tm.texi: Regenerated.
+
+2012-11-28  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR middle-end/55438
+	* expmed.c (simple_mem_bitfield_p): New function, extracted from
+	store_bit_field_1 and extract_bit_field_1.  Use GET_MODE_ALIGNMENT
+	rather than bitsize when checking the alignment.
+	(store_bit_field_1, extract_bit_field_1): Call it.
+	* stor-layout.c (bit_field_mode_iterator::bit_field_mode_iterator):
+	Don't limit ALIGN_.  Assume that memory is mapped in chunks of at
+	least word size, regardless of BIGGEST_ALIGNMENT.
+	(bit_field_mode_iterator::get_mode): Use GET_MODE_ALIGNMENT rather
+	than unit when checking the alignment.
+	(get_best_mode): Use GET_MODE_ALIGNMENT.
+
+2012-11-28  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR rtl-optimization/55512
+	* lra-assigns.c (assign_by_spills): Assigned arbitrary hard regs
+	to failed reload pseudos instead of changing asm pattern.
+	* lra-constraints.c (MAX_CONSTRAINT_ITERATION_NUMBER): Increase value.
+
+2012-11-28  Markus Trippelsdorf  <markus@trippelsdorf.de>
+
+	PR other/55358
+	* dse.c (rest_of_handle_dse): Remove superfluous clearing.
+
+2012-11-28  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* config/epiphany/predicates.md (move_double_src_operand):
+	Check that misaligned addresses are offsettable.
+	(move_dest_operand): Likewise.
+	* config/epiphany/epiphany.c (REG_OK_FOR_BASE_P): Don't force a
+	misaligned stack address to reg+index.
+
+	* config/epiphany/epiphany.opt (mfp-iarith): New option.
+	* config/epiphany/epiphgany.md (addsi3): Check for TARGET_FP_IARITH.
+	(subsi3, iadd, isub): Rename to ..
+	(subsi3_i, iadd_i, isub_i): .. This.
+	(subsi3, iadd, isub): New define_expands.
+
+	* config/epiphany/epiphgany.md (attribute type): Add v2fp.
+	(attribute fp_mode): Test for v2fp.
+	(<float_operation:insn_opname>v2sf3_i): Change type to v2fp.
+	* config/epiphany/epiphany-sched.md (fp_arith_nearest,
+	fp_arith_trunc): Combine to ..
+	(fp_arith): .. this.
+	(v2fp_arith): New insn reservation.
+
+	* config/epiphany/epiphgany.md (maddsi_combine): Fix output pattern.
+
+2012-11-28  Oleg Raikhman  <oleg@adapteva.com>
+
+	* config/epiphany/epiphany.h (ASM_OUTPUT_ALIGN_WITH_NOP): Define.
+
+2012-11-28  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* config/epiphany/epiphany.h (HARD_REGNO_RENAME_OK): Define.
+	* config/epiphany/epiphany-protos.h (epiphany_regno_rename_ok):
+	Declare.
+	* config/epiphany/epiphany.c (epiphany_regno_rename_ok): New function.
+
+	* config/epiphany/epiphany.md (mov<mode>, *mov<mode>_insn): Check
+	for misaligned memory operands.
+	* config/epiphany/predicates.md (misaligned_operand): New predicate.
+
+	* config/epiphany/epiphany.opt (-may-round-for-trunc): New option.
+	* config/epiphany/epiphany.md (*fix_truncsfsi2_i): Take it
+	into account.
+
+2012-11-28  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/54547
+	* tree-vrp.c (set_and_canonicalize_value_range): Handle
+	1-bit anti-ranges explicitely.
+	(extract_range_from_assert): Properly canonicalize all
+	built anti-ranges.
+
+2012-11-28  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* stor-layout.c (layout_type) <ARRAY_TYPE>: Do not clear TREE_OVERFLOW
+	on overflowed zeroes, except in one specific case.
+
+2012-11-28  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR middle-end/55266
+	* fold-const.c (fold_ternary_loc) [BIT_FIELD_REF]: Handle
+	CONSTRUCTOR with vector elements.
+	* tree-ssa-propagate.c (valid_gimple_rhs_p): Handle CONSTRUCTOR
+	and BIT_FIELD_REF.
+
+2012-11-28  Richard Biener  <rguenther@suse.de>
+
+	PR c/35634
+	* gimple.h (gimplify_self_mod_expr): Declare.
+	* gimplify.c (gimplify_self_mod_expr): Export.  Take a different
+	type for performing the arithmetic in.
+	(gimplify_expr): Adjust.
+	* tree-vect-loop-manip.c (vect_can_advance_ivs_p): Strip
+	sign conversions we can re-apply after adjusting the IV.
+
+2012-11-28  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR rtl-optimization/55006
+	* loop-unroll.c (struct iv_to_split): Add new 'orig_var' member.
+	(analyze_iv_to_split_insn): Record it.
+	(maybe_strip_eq_note_for_split_iv): New function to remove REG_EQUAL
+	notes that refer to IVs that are being split.
+	(apply_opt_in_copies): Use maybe_strip_eq_note_for_split_iv.  Twice.
+	Use FOR_BB_INSNS_SAFE.
+
+2012-11-27  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* rtl.h (debug_bb_n_slim, debug_bb_slim, debug_insn_slim): Remove
+	prototypes.
+	(debug_rtl_slim): Rename to dump_rtl_slim.
+	(print_value_slim): Rename to dump_value_slim.
+	* ira.c (ira_update_equiv_info_by_shuffle_insn): Update
+	print_value_slim user.
+	* lra.c (lra_process_new_insns): Use dump_insn_slim to dump single
+	insns.  Use dump_rtl_slim for insn chains.
+	* lra-constraints.c (get_reload_reg): Update print_value_slim user.
+	(process_addr_reg): Likewise.
+	(equiv_address_substitution): Likewise.
+	(inherit_reload_reg): Likewise.  Use dump_insn_slim to dump single
+	insns.
+	(check_and_process_move): Likewise.
+	(lra_constraints): Likewise.
+	(split_reg): Likewise.
+	(update_ebb_live_info): Likewise.
+	(remove_inheritance_pseudos): Likewise.
+	* sched-vis.c: Don't include sched-int.h.
+	Remove #ifdef INSN_SCHEDULING tests.
+	(print_value_slim): Rename to dump_value_slim.  Simplify a few
+	cases using GET_RTX_NAME.
+	(print_pattern): Do not handle UNSPEC and UNSPECV here, explain why.
+	(print_insn): Reorganize code to be independent of INSN_SCHEDULING.
+	Always print CALL_INSN patterns.  Harmonize INSN_UID dumping template.
+	Handle NOTE_INSN_CALL_ARG_LOCATION.
+	(dump_rtl_slim): Copied from debug_rtl_slim.
+	(debug_rtl_slim): Wrapper around dump_rtl_slim to stderr.
+	* haifa-sched.c (schedule_insn): Update print_insn user.
+
+2012-11-27  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR rtl-optimization/55458
+	* lra-assigns.c: Include rtl-error.h.
+	(assign_by_spills): Report about asm impossible constraints.
+	* Makefile.in (lra-assigns.c): Add $(RTL_ERROR_H).
+
+2012-11-27  Paolo Bonzini  <pbonzini@redhat.com>
+
+	PR rtl-optimization/55489
+	* gcse.c (compute_transp): Precompute a canonical version
+	of XEXP (x, 0), and pass it to canon_true_dependence.
+
+	* alias.c (init_alias_analysis): Fix allocation of reg_known_value.
+
+2012-11-27  Diego Novillo  <dnovillo@google.com>
+
+	* vec.h: Replace 'class vec' with 'struct vec' everywhere.
+	(ggc_internal_cleared_alloc_stat): Remove.
+	(va_gc::reserve): Add PASS_MEM_STAT to ggc_realloc_stat call.
+	(va_stack::reserve): Add PASS_MEM_STAT to va_heap::reserve call.
+	(vec<T, A, vl_embed>::copy): Replace ALONE_MEM_STAT_DECL with
+	ALONE_CXX_MEM_STAT_INFO.
+	(vec_safe_reserve): Replace MEM_STAT_DECL with CXX_MEM_STAT_INFO.
+	(vec_safe_reserve_exact): Likewise.
+	(vec_alloc): Likewise.
+	(vec_safe_grow): Likewise.
+	(vec_safe_grow_cleared): Likewise.
+	(vec_safe_push): Likewise.
+	(vec_safe_insert): Likewise.
+	(vec_safe_splice): Likewise.
+	(vec_alloc): Likewise.
+	(vec_check_alloc): Likewise.
+
+2012-11-27  Marc Glisse  <marc.glisse@inria.fr>
+
+	* tree-cfg.c (verify_gimple_comparison): Verify that vector
+	comparison returns a vector.
+
+2012-11-27  Meador Inge  <meadori@codesourcery.com>
+
+	* collect2.c (main): Call find_file_set_debug.
+	(find_a_find, add_prefix, prefix_from_env, prefix_from_string):
+	Factor out into ...
+	* file-find.c (New file): ... here and ...
+	* file-find.h (New file): ... here.
+	* gcc-ar.c (standard_exec_prefix): New variable.
+	(standard_libexec_prefix): Ditto.
+	(tooldir_base_prefix) Ditto.
+	(self_exec_prefix): Ditto.
+	(self_libexec_prefix): Ditto.
+	(self_tooldir_prefix): Ditto.
+	(target_version): Ditto.
+	(path): Ditto.
+	(target_path): Ditto.
+	(setup_prefixes): New function.
+	(main): Rework how wrapped programs are found.
+	* Makefile.in (OBJS-libcommon-target): Add file-find.o.
+	(AR_OBJS): New variable.
+	(gcc-ar$(exeext)): Add dependency on $(AR_OBJS).
+	(gcc-nm$(exeext)): Ditto.
+	(gcc-ranlib(exeext)): Ditto.
+	(COLLECT2_OBJS): Add file-find.o.
+	(collect2.o): Add file-find.h prerequisite.
+	(file-find.o): New rule.
+
+2010-11-27  Dehao Chen  <dehao@google.com>
+
+	* ipa-prop.c (ipa_modify_call_arguments): Set loc correctly.
+	* emit-rtl.c (last_location): Remove unused variable.
+
+2012-11-27  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md
+	(*jcc<X87MODEF:mode>_<SWI24:mode>_i387 splitters): Remove
+	unneeded temporary.
+
+2012-11-27  Dehao Chen  <dehao@google.com>
+
+	* cfgrtl.c (rtl_merge_blocks): Check with UNKNOWN_LOCATION correctly.
+	(cfg_layout_merge_blocks): Likewise.
+
+2012-11-27  Jakub Jelinek  <jakub@redhat.com>
+
+	* passes.c (init_optimization_passes): Add pass_asan and pass_tsan
+	to -Og optimization passes.
+
+2012-11-27  H.J. Lu  <hongjiu.lu@intel.com>
+	    Markus Trippelsdorf  <markus@trippelsdorf.de>
+
+	PR lto/54795
+	* lto-opts.c (lto_write_options): Also handle
+	OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
+	OPT_SPECIAL_program_name.
+
+	PR lto/55474
+	* lto-wrapper.c (merge_and_complain): Handle
+	OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
+	OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
+
+2012-11-27  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/52650
+	* function.c (instantiate_virtual_regs_in_insn): Don't delete invalid
+	asm gotos, instead just clear their template and inputs.
+
+	PR tree-optimization/55110
+	* tree-vect-loop.c (vectorizable_reduction): Don't assert
+	that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
+
+2012-11-27  Richard Biener  <rguenther@suse.de>
+
+	* gimple-fold.c (fold_stmt_1): Remove unnecessary code.
+
+2012-11-27  Bin Cheng  <bin.cheng@arm.com>
+
+	* config/arm/arm.c (thumb1_reorg): New function.
+	(arm_reorg): Call thumb1_reorg.
+	(thumb1_final_prescan_insn): Record src operand in thumb1_cc_op0.
+	* config/arm/arm.md : Remove peephole2 patterns which rewrite move
+	into subtract of ZERO.
+
+2012-11-27  Richard Biener  <rguenther@suse.de>
+
+	PR middle-end/55331
+	* gimple-fold.c (gimplify_and_update_call_from_tree): Replace
+	stmt with a NOP instead of removing it.
+
+2012-11-27  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* loop-invariant.c (check_invariant_table_size): Take sizeof of
+	the right type.
+
+	* reorg.c (resource_conflicts_p): Use hard_reg_set_intersect_p.
+	(rare_destination): Remove.
+	(mostly_true_jump): Simplify.  Base result on REG_BR_PROP notes if
+	available, otherwise assume branches are not taken.
+	(fill_eager_delay_slots): Update mostly_true_jump call.
+	(relax_delay_slots): Likewise.
+
+2012-11-26  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* reorg.c (redundant_insn): Do not handle DEBUG_INSNs.
+
+2012-11-26  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR target/55277
+	* lra-constraints.c (in_class_p): Check reg class contents too.
+
+2012-11-26  James Greenhalgh  <james.greenhalgh@arm.com>
+
+	* config/aarch64/aarch64-builtins.c (aarch64_builtin_decls): New.
+	(aarch64_init_simd_builtins): Store declaration after builtin
+	initialisation.
+	(aarch64_builtin_decl): New.
+	* config/aarch64/aarch64-protos.h (aarch64_builtin_decl): New.
+	* config/aarch64/aarch64.c (TARGET_BUILTIN_DECL): Define.
+
+2012-11-26  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* doc/invoke.texi: Remove -dv documentation.  Fix up graph dump related
+	documentation.  Document the '-graph' dump option.  Complete the '-slim'
+	dump option documentation.
+
+	* common.opt (Variable graph_dump_format): Remove.
+	* flag-types.h (enum graph_dump_types): Remove.
+	* flags.h (dump_for_graph): Remove.
+	* opts.c (decode_d_option): Remove -dv handling.
+	* sched-int.h (print_insn, print_pattern, print_value): Move prototypes
+	from here ...
+	* rtl.h: ...to here.  Add note that these functions ought to be in
+	another file.
+	* sched-vis.c (print_insn): Add detailed dump for insn notes.
+	* print-rtl.c (dump_for_graph): Remove.
+	(print_rtx): Remove dump_for_graph related code.
+	* graph.c: Almost complete re-write to dump DOT (GraphViz) dumps
+	instead of VCG dumps.
+	* graph.h (print_rtl_graph_with_bb): Update prototype.
+	* passes.c (finish_optimization_passes): Fix profile dump finishing.
+	Unconditionally loop over graph dumps to finalize.
+	(execute_function_dump): Split code to dump graphs to separate block.
+	(execute_one_pass): Don't set TDF_GRAPH here, let the dump option
+	decoders do their job.
+
+	* ddg.c (vcg_print_ddg): Make it a DEBUG_FUNCTION.
+	* toplev.c: Don't include graph.h.
+	* tree-optimize.c: Don't include graph.h.
+
+2012-11-26  Marek Polacek  <polacek@redhat.com>
+
+	* cprop.c (hash_set): Remove variable.  Use regno variable directly.
+
+2012-11-26  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree.h (DECL_RESTRICTED_P): Delete.
+	(DECL_READ_P): Add comment.
+	(DECL_NONSHAREABLE): Likewise.
+	(TYPE_NO_FORCE_BLK): Fix comment.
+	(struct tree_decl_common): Remove decl_restricted_flag, add decl_flag_3.
+	* tree-emutls.c (new_emutls_decl): Do not deal with DECL_RESTRICTED_P.
+	* tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
+	* tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
+
+	* alias.c (nonoverlapping_component_refs_p): Fix thinko.
+
+2012-11-26  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	* doc/sourcebuild.texi: Document arm_v8_vfp_ok.
+
+2012-11-26  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	* config/arm/arm.h (TARGET_FPU_ARMV8): New macro.
+	* config/arm/arm.md (UNSPEC_VRINTZ, UNSPEC_VRINTP, UNSPEC_VRINTM)
+	(UNSPEC_VRINTR, UNSPEC_VRINTX, UNSPEC_VRINTA): New unspecs.
+	(f_rints, f_rintd): New types.
+	* config/arm/iterators.md (VRINT): New int iterator.
+	(F_fma_type): Remove.
+	(vfp_type): New mode attribute.
+	(vfp_double_cond): Likewise.
+	(vrint_pattern, vrint_variant, vrint_predicable): New int attribute.
+	* config/arm/vfp.md (fma<SDF:mode>4): Use vfp_type iterator
+	instead of F_fma_type.
+	(*fmsub<SDF:mode>4, *fnmsub<SDF:mode>4, *fnmadd<SDF:mode>4): Likewise.
+	(<vrint_pattern><SDF:mode>2): New pattern.
+
+2012-11-26  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* fold-const.c (const_binop): Adjust comment.
+	(extract_muldiv_1): Likewise.
+	(fold_comparison): Likewise.
+	* stor-layout.c (place_field): Fix typo.
+	* tree.c (double_int_fits_to_tree_p): Remove obsolete comment.
+	(force_fit_type_double): Likewise.  Fix long line.
+
+2012-11-26  Greta Yorsh  <Greta.Yorsh@arm.com>
+
+	* config/arm/arm.h (TARGET_LDRD): Reject Thumb1 targets.
+
+2012-11-26  Matthias Klose  <doko@ubuntu.com>
+
+	* config/rs6000/t-linux (MULTIARCH_DIRNAME): Fix unbalanced
+	parentheses.
+
+2012-11-26  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/54471
+	* tree-vrp.c (extract_range_from_binary_expr_1): For MULT_EXPR,
+	don't canonicalize range if min2 is zero.
+
+2012-11-26  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	PR middle-end/55030
+	* builtins.c (expand_builtin_setjmp_receiver): Update comment
+	regarding purpose of blockage.
+	* emit-rtl.c [!HAVE_blockage] (gen_blockage): Similarly for
+	the head comment.
+	* rtlanal.c (volatile_insn_p): Ditto.
+	* doc/md.texi (blockage): Update similarly.  Change wording to
+	require one of two forms, rather than implying a wider choice.
+	* cse.c (cse_insn): Where checking for blocking insns, use
+	volatile_insn_p instead of manual check for volatile ASM.
+	* dse.c (scan_insn): Ditto.
+	* cselib.c (cselib_process_insn): Ditto.
+
+2012-11-25  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/sse.md (<sse>_loadu<ssemodesuffix><avxsizesuffix>):
+	Do not depend on TARGET_SSE_TYPELESS_STORES.
+	(<sse2>_loaddqu<avxsizesuffix>): Ditto.
+	(<sse>_storeu<ssemodesuffix><avxsizesuffix>): Fix handling of
+	TARGET_SSE_TYPELESS_STORES.
+	(<sse2>_storedqu<avxsizesuffix>): Ditto.
+
+2012-11-25  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* doc/tm.texi.in (DELAY_SLOTS_FOR_EPILOGUE): Remove documentation.
+	(ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
+	* doc/tm.texi: Regenerate.
+	* reorg.c (fill_simple_delay_slots): Remove code conditional on
+	DELAY_SLOTS_FOR_EPILOGUE being defined.
+	(make_return_insns, dbr_schedule): Likewise.
+	* system.h (DELAY_SLOTS_FOR_EPILOGUE): Poison.
+	(ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
+
+2012-11-24  Jack Howarth <howarth@bromo.med.uc.edu>
+
+	* config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fsanitize=address.
+
+2012-11-24  Matthias Klose  <doko@ubuntu.com>
+
+	* configure.ac (multiarch): Use $enableval instead of $withval.
+	* configure: Regenerate.
+	* config/i386/t-kfreebsd (MULTILIB_OSDIRNAMES): Filter out x32.
+	* gcc/config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use
+	x86_64-linux-gnux32 as multiarch name for x32.
+
+2012-11-23  Tobias Burnus  <burnus@net-b.de>
+
+	* doc/invoke.texi (-fsanitize=address): Remove obsolete remark.
+
+2012-11-23  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/54046
+	* Makefile.in (gimple-low.o): Depend on langhooks.h.
+	* gimple-low.c: Include langhooks.c.
+	(block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
+	by default call lang_hooks.block_may_fallthru.
+	* langhooks.h (struct lang_hooks): Add block_may_fallthru langhook.
+	* langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
+	(LANG_HOOKS_INITIALIZER): Use it.
+
+2012-11-23  Jan Hubicka  <jh@suse.cz>
+
+	* i386-c.c (ix86_target_macros_internal): Update handling of core
+	chips.
+	* i386.c (DUMMY_STRINGOP_ALGS): Update
+	(*_cost): Update.
+	(core_cost): Copy from generic64_cost; fix stringop descriptors.
+	(m_CORE2_32, m_CORE2_64, m_COREI7_32, m_COREI7_64, m_CORE2I7_32,
+	m_CORE2I7_64): Remove.
+	(m_CORE2, m_COREI7, m_CORE2I7): Update.
+	(initial_ix86_tune_features): Update.
+	(processor_target): Update.
+	(ix86_option_override_internal): Update.
+	(ix86_option_override_internal): Remove PROCESSOR_CORE2_64,
+	PROCESSOR_COREI7_64 special cases.
+	(decide_alg): Add noalign parameter; set it.
+	(ix86_expand_movmem, ix86_expand_setmem): Update noalign handling.
+	(ix86_issue_rate): Update.
+	(ia32_multipass_dfa_lookahead): Update.
+	(ix86_sched_init_global): Update.
+	(get_builtin_code_for_version): Update.
+	* i386.h (stringop_strategy): Add noalign flag.
+	(TARGET_CORE2_32, TARGET_CORE2_64, TARGET_COREI7_32, TARGET_COREI7_64):
+	Remove.
+	(TARGET_CORE2, TARGET_COREI7): New.
+	(enum processor_type): Remove PROCESSOR_CORE2_32, PROCESSOR_CORE2_64,
+	PROCESSOR_COREI7_32, PROCESSOR_COREI7_64; add PROCESSOR_CORE2,
+	PROCESSOR_COREI7.
+
+2012-11-23  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR rtl-optimization/55388
+	* alias.c (nonoverlapping_component_refs_p): Handle bitfields.
+	* emit-rtl.c (adjust_address_1): Deal with VOIDmode early.
+	* expmed.c (store_bit_field): Turn the call to adjust_address
+	into a call to adjust_bitfield_address_size.
+
+2012-11-23  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* lra.c (lra): Move init_reg_info and expand_reg_info calls before
+	init_insn_recog_data.
+
+2012-11-23  Jakub Jelinek  <jakub@redhat.com>
+
+	* tsan.c: Fix up comment formatting.
+	(instrument_gimple): Ignore gimple_clobber_p stmts.
+	(pass_tsan, pass_tsan_O0): Remove TODO_update_address_taken
+	from todo_flags_finish.
+
+	PR sanitizer/55435
+	* asan.c (gate_asan): Don't instrument functions with
+	no_address_safety_analysis attribute.
+	(gate_asan_O0): Use !optimize && gate_asan ().
+	* doc/extend.texi (no_address_safety_analysis): Document new
+	function attribute.
+
+2012-11-22  Teresa Johnson  <tejohnson@google.com>
+	    Jan Hubicka  <jh@suse.cz>
+
+	* predict.c (maybe_hot_count_p): Use threshold from profiled working
+	set instead of hard limit.
+	(cgraph_maybe_hot_edge_p): Invoke maybe_hot_count_p() instead of
+	directly checking limit.
+	* params.def (HOT_BB_COUNT_FRACTION): Remove.
+	(HOT_BB_COUNT_WS_PERMILLE): New parameter.
+	* doc/invoke.texi (hot-bb-count-fraction): Remove.
+	(hot-bb-count-ws-permille): Document.
+
+2012-11-22  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR middle-end/55430
+	* lra.c: Move #include "hard-reg-set.h" before #include "rtl.h".
+	(new_insn_reg): Update biggest_mode.
+	(collect_non_operand_hard_regs): Check eliminable regs too.
+	(initialize_lra_reg_info_element): Initialize biggest_mode.
+	(add_regs_to_insn_regno_info): Ignore non-allocatable
+	non-eliminable hard regs.
+	(lra.c): Move setting lra_no_alloc_regs before
+	init_insn_recog_data.
+	* lra-constraints.c (simplify_operand_subreg): Add a comment.
+	(lra_constraints): Ignore equivalent memory of
+	regs occuring in paradoxical subregs.
+	* lra-lives.c (lra_create_live_ranges): Add a comment.
+
+2012-11-22  Dmitry Vyukov  <dvyukov@google.com>
+	    Wei Mi  <wmi@google.com>
+
+	* builtins.def (DEF_SANITIZER_BUILTIN): Define tsan builtins.
+	* sanitizer.def: Ditto.
+	* Makefile.in (tsan.o): Add tsan.o target.
+	(BUILTINS_DEF): Add sanitizer.def.
+	* passes.c (init_optimization_passes): Add tsan passes.
+	* tree-pass.h (register_pass_info): Ditto.
+	* toplev.c (compile_file): Ditto.
+	* doc/invoke.texi: Document tsan related options.
+	* gcc.c (LINK_COMMAND_SPEC): Add LIBTSAN_SPEC in link command if
+	-fsanitize=thread.
+	* tsan.c: New file about tsan.
+	* tsan.h: Ditto.
+	* common.opt: Add -fsanitize=thread.
+
+2012-11-22  Uros Bizjak  <ubizjak@gmail.com>
+
+	* doc/md.texi (RTL Templates Transformation): Use @pxref for
+	cross-reference in parentheses.
+
+2012-11-22  Marcus Shawcroft  <marcus.shawcroft@arm.com>
+
+	* doc/md.texi (AArch64 family): Remove Utf.
+
+2012-11-22  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (*jcc<mode>_0_i387): Macroize insn
+	from *fp_jcc_3_387 using X87MODEF mode iterator.
+	(*jcc<mode>_0_r_i387): New.
+	(*jccxf_i387): Ditto.
+	(*jccxf_r_i387): Ditto.
+	(*jcc<mode>_i387): Macroize insn from *fp_jcc_1_387 using
+	MODEF mode iterator.
+	(*jcc<mode>_r_i387): Macroize insn from *fp_jcc_1r_387 using
+	MODEF mode iterator.
+	(*jccu<mode>_i387): Macroize insn from *fp_jcc_2_387 using
+	X87MODEF mode iterator.
+	(*jccu<mode>_r_i387): Macroize insn from *fp_jcc_2r_387 using
+	X87MODEF mode iterator.
+	(*jcc{,u}<mode>_i387 splitters): Macroize splitters using
+	X87MODEF mode iterator.
+	(*jcc<X87MODEF:mode>_<SWI24:mode>_i387): Macroize insn
+	from *fp_jcc_4_<mode>_387 using X87MODEF mode iterator.
+	(*jcc<X87MODEF:mode>_<SWI24:mode>_r_i387): New.
+	(*jcc<X87MODEF:mode>_<SWI24:mode>_i387 splitters): Macroize
+	splitters using X87MODEF and SWI24 mode iterators.
+
+2012-11-22  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (FPCMP): New mode iterator.
+	(unord): New mode attribute.
+	(*cmp<mode>_0_i387): Macroize insn from *cmpfp_0
+	using X87MODEF mode iterator.
+	(*cmp<mode>_0_cc_i387): Macroize insn from *cmpfp_0_cc using
+	X87MODEF mode iterator.
+	(*cmpxf_i387): Rename from *cmpfp_xf.
+	(*cmpxf_cc_i387): Rename from *cmpfp_xf_cc.
+	(*cmp<mode>_i387): Rename from *cmpfp_<mode>.
+	(*cmp<mode>_cc_i387): Rename from *cmpfp_<mode>_cc.
+	(*cmpu<mode>_i387): Macroize insn from *cmpfp_u using X87MODEF
+	mode iterator.
+	(*cmpu<mode>_cc_i387): Macroize insn from *cmpfp_u_cc using X87MODEF
+	mode iterator.
+	(*cmp<X87MODEF:mode>_<SWI24:mode>_i387): Macroize_insn from
+	*cmpfp_<mode> using X87MODEF mode iterator.
+	(*cmp<X87MODEF:mode>_<SWI24:mode>_cc_i387): Macroize_insn from
+	*cmpfp_<mode>_cc using X87MODEF mode iterator.
+	(*cmpi<FPCMP:unord><MODEF:mode>_mixed): Macroize insn from
+	*cmpfp_i{,u}_mixed using FPCMP and MODEF mode iterators.
+	(*cmpi<FPCMP:unord><MODEF:mode>_mixed): Macroize insn from
+	*cmpfp_i{,u}_sse using FPCMP and MODEF mode iterators.
+	(*cmpi<CCFPCMP:unord><X87MODEF:mode>_i387): Macroize insn from
+	*cmpfp_i{,u}_387 using FPCMP and X87MODEF mode iterators.
+
+2012-11-22  Ian Bolton  <ian.bolton@arm.com>
+
+	* config/aarch64/aarch64.md (bswaphi2): New pattern.
+
+2012-11-22  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR sanitizer/55379
+	* gcc.c (LINK_COMMAND_SPEC): Issue an error for -static with
+	-fsanitize=address.
+
+2012-11-22  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* gcc.c (ADD_STATIC_LIBASAN_LIBS): New macro.  Defined
+	with STATIC_LIBASAN_LIBS.
+	(LIBASAN_SPEC): Add STATIC_LIBASAN_LIBS.
+	* config/gnu-user.h (STATIC_LIBASAN_LIBS): New macro.
+
+2012-11-22  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	* config/arm/arm.md (*arm_abssi2): Define predicable attribute.
+	(*arm_neg_abssi2): Likewise.
+	* config/arm/thumb2.md (*thumb2_abssi2): Likewise.
+	(*thumb2_neg_abssi2): Likewise.
+
+2012-11-22  Jakub Jelinek  <jakub@redhat.com>
+
+	* ree.c (struct ext_modified): Add ATTRIBUTE_PACKED.
+
+2012-11-22  Georg-Johann Lay  <avr@gjlay.de>
+
+	Adjust decimal point of signed accum mode to GCC default.
+
+	PR target/54222
+	* config/avr/avr-modes.def (HA, SA, DA): Remove mode adjustments.
+	(TA): Move decimal point one bit to the right.
+	* config/avr/avr.c (avr_out_fract): Rewrite.
+
+2012-11-21  Matthias Klose  <doko@ubuntu.com>
+
+	* config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
+	* config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
+
+2012-11-21  Matthias Klose  <doko@ubuntu.com>
+
+	* config/m68k/t-linux: Define MULTIARCH_DIRNAME.
+
+2012-11-21  Matthias Klose  <doko@ubuntu.com>
+
+	* config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
+	* config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
+
+2012-11-21  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR rtl-optimization/55414
+	* lra-constraints.c (Index): New function.
+	(lra_constraints): Check dead equiv init insns.
+
+2012-11-21  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.md (extvmisaligndi): Rename from extv; update
+	mode of operand 1; remove ancient extract_bit_field workaround.
+	(insvmisaligndi): Rename from insv and update similarly.
+	(extzvmisaligndi): Rename from extzv and update similarly; split out...
+	(extzvdi): New expander.
+
+2012-11-21  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* doc/cpp.texi: Document __SANITIZE_ADDRESS__.
+
+2012-11-21  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR c/55397
+	* cppbuiltin.c (define_builtin_macros_for_compilation_flags):
+	Define __SANITIZE_ADDRESS__ for flag_asan.
+
+2012-11-21  Wei Mi  <wmi@google.com>
+
+	* common.opt: Change faddress-sanitizer to fsanitize=address.
+	* toplev.c (process_options): Likewise.
+	* gcc.c (LINK_COMMAND_SPEC): Likewise.
+	* testsuite/lib/asan-dg.exp
+	(check_effective_target_faddress_sanitizer): Likewise.
+	(asan_init): Likewise.
+	* doc/invoke.texi (-fsanitize=address): Document.
+
+2012-11-21  Martin Jambor  <mjambor@suse.cz>
+
+	* ipa-prop.h (struct ipa_node_params): Rename clone_for_all_contexts to
+	do_clone_for_all_contexts.  Update all uses.  New flag
+	is_all_contexts_clone.
+	* ipa-cp.c (cgraph_edge_brings_value_p): Also consider the case when cs
+	leads to the clone for all contexts.
+	(perhaps_add_new_callers): Likewise.
+	(decide_whether_version_node): Remove bogus !plats->aggs test.  Set
+	is_all_contexts_clone when cloning for all contexts.
+
+2012-11-21  Martin Jambor  <mjambor@suse.cz>
+
+	PR tree-optimization/55260
+	* ipa-cp.c (intersect_aggregates_with_edge): New function.
+	(find_aggregate_values_for_callers_subset): Part moved to the function
+	above.  Call it.
+	(cgraph_edge_brings_all_agg_vals_for_node): Reimplemented using
+	intersect_aggregates_with_edge.
+
+2012-11-21  Matthias Klose  <doko@ubuntu.com>
+
+	* config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
+
+2012-11-21  Teresa Johnson  <tejohnson@google.com>
+
+	PR gcov-profile/55417
+	* profile.c (compute_working_sets): Check index first
+	to avoid out-of-bounds array access.
+
+2012-11-21  Matthias Klose  <doko@ubuntu.com>
+
+	* config/aarch64/t-aarch64-linux: Define MULTIARCH_DIRNAME for
+	linux target.
+
+2012-11-21  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md
+	(*float<SWI48x:mode><MODEF:mode>2_mixed_with_temp): Use SWI48 mode
+	iterator instead of SWI48x.  Update insn constraint.
+	(*float<SWI48x:mode><MODEF:mode>2_mixed_interunit): Ditto.
+	(*float<SWI48x:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
+	(*float<SWI48x:mode><MODEF:mode>2_sse_with_temp): Ditto.
+	(*float<SWI48x:mode><MODEF:mode>2_sse_interunit): Ditto.
+	(*float<SWI48x:mode><MODEF:mode>2_sse_nointerunit): Ditto.
+	(*float<SWI48x:mode><MODEF:mode>2 splitters): Ditto.
+	(lrint<MODEF:mode><SWI48x:mode>2): Ditto.
+
+2012-11-21  Marcus Shawcroft  <marcus.shawcroft@arm.com>
+
+	* Makefile.in (gengtype-lex.o): Add dependency on $(BCONFIG_H).
+
+2012-11-21  Bin Cheng  <bin.cheng@arm.com>
+
+	* config/arm/arm-cores.def (cortex-m1, cortex-m0)
+	(cortex-m0plus): Use v6m.
+	* config/arm/arm-protos.h (tune_params): Add
+	logical_op_non_short_circuit.
+	* config/arm/arm.c (arm_slowmul_tune, arm_fastmul_tune)
+	(arm_strongarm_tune, arm_xscale_tune, arm_9e_tune, arm_v6t2_tune)
+	(arm_cortex_tune, arm_cortex_a15_tune, arm_cortex_a5_tune)
+	(arm_cortex_a9_tune, arm_fa726te_tune): Set
+	logical_op_non_short_circuit field.
+	(arm_v6m_tune): New tune_params struct.
+	* config/arm/arm.h (LOGICAL_OP_NON_SHORT_CIRCUIT): Define.
+
+2012-11-20  Matthias Klose  <doko@ubuntu.com>
+
+	* configure.ac: Substitute `with_cpu'.
+	* configure: Regenerate.
+	* Makefile.in: Define `with_cpu'.
+	* config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
+	* config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
+	* config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
+	to the list.
+	(MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
+	* config/rs6000/t-spe: Define MULTIARCH_DIRNAME.
+	* config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
+	Include rs6000/t-linux for 32bit non-biarch configurations.
+
+2012-11-20  Matthias Klose  <doko@ubuntu.com>
+
+	* doc/install.texi: Move multiarch paragraph out of multilib
+	documentation.
+
+2012-11-20  Matthias Klose  <doko@ubuntu.com>
+
+	* config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
+
+2012-11-20  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* stor-layout.c (bit_field_mode_iterator::next_mode): Fix signedness.
+
+2012-11-20  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR rtl-optimization/55396
+	* lra-constraints.c (get_reload_reg): Change class if it is
+	different from reg class.
+
+2012-11-20  Jakub Jelinek  <jakub@redhat.com>
+
+	* vec.h (class vec_prefix): Change into struct.
+	Rename field alloc_PRIVATE_ back to alloc_.
+	Rename field num_PRIVATE_ to num_.
+	Update all users.
+	(class vec<T, A, vl_embed>): Rename field pfx_PRIVATE_ to vecpfx_.
+	Rename field data_PRIVATE_ to vecdata_.
+	Update all users.
+	(class vec<T, A, vl_ptr>): Make every field public.
+	Rename field vec_PRIVATE_ back to vec_.
+	Update all users.
+
+2012-11-20  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR middle-end/55403
+	PR middle-end/55391
+	* expmed.c (store_bit_field_1): Use adjust_bitfield_address_size
+	rather than adjust_bitfield_address to change the mode of a reference.
+	(extract_bit_field_1): Likewise.
+
+2012-11-20  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	* config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
+	explaining the register ordering preferences.
+
+2012-11-20  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR tree-optimization/55350
+	* gimple-ssa-strength-reduction.c (replace_dependent): Handle
+	POINTER_PLUS_EXPR correctly.
+
+2012-11-20  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (fix_trunc<MODEF:mode><SWI48:mode>_sse): Macroize
+	insn from fix_trunc<mode>{si,di}_sse using SWI48 mode iterator.
+	(peephole2 to avoid vector decoded forms): Macroize peephole2
+	using MODEF mode iterator.  Use SWI48 mode iterator instead of SWI48x.
+
+2012-11-20  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/19398
+	* config/i386/i386.md
+	(peephole2 to shorten x87->SSE reload sequences): Remove peephole2.
+	* config/i386/i386.h (enum ix86_tune_indices)
+	<IX86_TUNE_SHORTEN_X87_SSE>: Remove.
+	(TARGET_SHORTEN_X87_SSE): Remove.
+	* config/i386/i386.c (initial_ix86_tune_features): Update.
+
+2012-11-20  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR target/19398
+	* lra-constraints.c (process_alt_operands): Discourage reloads
+	through secondary memory.
+
+2012-11-20  David Edelsohn  <dje.gcc@gmail.com>
+
+	* config/rs6000/rs6000.md (largetoc_low): Revert.
+	(largetoc_low_aix<mode>): New.
+
+2012-11-20  Diego Novillo  <dnovillo@google.com>
+	    Jakub Jelinek  <jakub@redhat.com>
+
+	* vec.h (struct vnull): Declare.
+	(vNULL): Declare.
+	* vec.c (vNULL): Define.
+	* bb-reorder.c: Replace all vec<T, A>() initializers with vNULL.
+	* cfgexpand.c: Likewise.
+	* cfgloop.c: Likewise.
+	* cfgloopanal.c: Likewise.
+	* cfgloopmanip.c: Likewise.
+	* cgraph.c: Likewise.
+	* config/c6x/c6x.c: Likewise.
+	* config/i386/i386.c: Likewise.
+	* df-core.c: Likewise.
+	* dominance.c: Likewise.
+	* dwarf2out.c: Likewise.
+	* except.c: Likewise.
+	* function.c: Likewise.
+	* gcse.c: Likewise.
+	* genautomata.c: Likewise.
+	* graphds.c: Likewise.
+	* graphite-scop-detection.c: Likewise.
+	* graphite.c: Likewise.
+	* haifa-sched.c: Likewise.
+	* ifcvt.c: Likewise.
+	* ipa-cp.c: Likewise.
+	* ipa-inline-analysis.c: Likewise.
+	* ipa-inline-transform.c: Likewise.
+	* ipa-inline.c: Likewise.
+	* ipa-prop.c: Likewise.
+	* ipa-split.c: Likewise.
+	* ipa-utils.c: Likewise.
+	* ira-build.c: Likewise.
+	* lto-cgraph.c: Likewise.
+	* lto-streamer-in.c: Likewise.
+	* lto-symtab.c: Likewise.
+	* opts-global.c: Likewise.
+	* passes.c: Likewise.
+	* ree.c: Likewise.
+	* sched-deps.c: Likewise.
+	* sel-sched-ir.c: Likewise.
+	* sel-sched-ir.h: Likewise.
+	* sel-sched.c: Likewise.
+	* stor-layout.c: Likewise.
+	* trans-mem.c: Likewise.
+	* tree-call-cdce.c: Likewise.
+	* tree-cfg.c: Likewise.
+	* tree-data-ref.c: Likewise.
+	* tree-diagnostic.c: Likewise.
+	* tree-eh.c: Likewise.
+	* tree-loop-distribution.c: Likewise.
+	* tree-predcom.c: Likewise.
+	* tree-ssa-loop-im.c: Likewise.
+	* tree-ssa-loop-ivcanon.c: Likewise.
+	* tree-ssa-loop-manip.c: Likewise.
+	* tree-ssa-loop-niter.c: Likewise.
+	* tree-ssa-loop-prefetch.c: Likewise.
+	* tree-ssa-math-opts.c: Likewise.
+	* tree-ssa-phiopt.c: Likewise.
+	* tree-ssa-pre.c: Likewise.
+	* tree-ssa-propagate.c: Likewise.
+	* tree-ssa-reassoc.c: Likewise.
+	* tree-ssa-sccvn.c: Likewise.
+	* tree-ssa-structalias.c: Likewise.
+	* tree-ssa-threadedge.c: Likewise.
+	* tree-ssa-uninit.c: Likewise.
+	* tree-stdarg.c: Likewise.
+	* tree-switch-conversion.c: Likewise.
+	* tree-vect-data-refs.c: Likewise.
+	* tree-vect-loop.c: Likewise.
+	* tree-vect-slp.c: Likewise.
+	* tree-vect-stmts.c: Likewise.
+	* value-prof.c: Likewise.
+	* varasm.c: Likewise.
+
+2012-11-20  Diego Novillo  <dnovillo@google.com>
+
+	* Makefile.in (tlink.o): Add dependency on VEC_H.
+
+2012-11-20  Diego Novillo  <dnovillo@google.com>
+
+	PR middle-end/55398
+	* vec.h (class vec_prefix): Make every field public.
+	Rename field alloc_ to alloc_PRIVATE_.
+	Rename field num_ to num_PRIVATE_.
+	Update all users.
+	(class vec<T, A, vl_embed>): Make every field public.
+	Rename field pfx_ to pfx_PRIVATE_.
+	Rename field data_ to data_PRIVATE_.
+	Update all users.
+	(class vec<T, A, vl_ptr>): Make every field public.
+	Rename field vec_ to vec_PRIVATE_.
+	Update all users.
+
+2012-11-20  Kai Tietz  <ktietz@redhat.com>
+
+	PR target/55268
+	* i386.c (ix86_mangle_decl_assembler_name): Use
+	SUBTARGET_MANGLE_DECL_ASSEMBLER_NAME if defined.
+	* cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Rename
+	to SUBTARGET_MANGLE_DECL_ASSEMBLER_NAME.
+
+2012-11-20  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_expand_call): Emit CLOBBERs in VOIDmode.
+
+2012-11-20  Nick Clifton  <nickc@redhat.com>
+
+	* config/v850/v850.c (F): New function.  Mark the given insn as
+	being frame related.
+	(v850_all_frame_related): New function.  Mark the given push insn
+	as being frame related.
+	(v850_pass_by_reference): When using the RH850 ABI do not pass
+	arguments by reference.
+	(v850_strict_argument_naming): Delete function.
+	(v850_function_arg): Use word alignment with the RH850 ABI.
+	(v850_arg_partial_bytes): Likewise.
+	(v850_function_arg_advance): Likewise.
+	(v850_print_operand): Handle CONST_INT and CONST_DOUBLE.
+	(compute_register_save_size): Use df_regs_ever_live_p.
+	(increment_stack): Mark prologue adjustments as being frame related.
+	(expand_prologue): Handle pretend args.  Mark insns generated as
+	being frame related.
+	(expand_epilogue): Likewise.
+	(v850_return_in_memory): When using the RH850 ABI return
+	aggregates in memory.
+	(v850_setup_incoming_varargs): Delete function.
+	(v850_option_override): New function.
+	(TARGET_DEBUG_UNWIND_INFO): Delete definition.
+	(TARGET_SETUP_INCOMING_VARARGS): Likewise.
+	(TARGET_STRICT_ARGUMENT_NAMING): Likewise.
+	(TARGET_OPTION_OVERRIDE): Define.
+	* config/v850/v850.h (ASM_SPEC): Pass 8byte-align and gcc-abi
+	options on to assembler.
+	(LINK_SPEC): Likewise.
+	(TARGET_CPU_CPP_BUILTINS): Define __V850_8BYTE_ALIGN__ and
+	__V850_GCC_ABI__.
+	(STACK_BOUNDARY): Set to BIGGEST_ALIGNMENT.
+	(FUNCTION_BOUNDARY): With the RH850 ABI always 32-bit alignment.
+	(BIGGEST_ALIGNMENT): With -8byte-align set to 64-bits.
+	(BIGGEST_FIELD_ALIGNMENT): Likewise.
+	(enum reg_class): Swap EVEN_REGS and GENERAL_REGS.
+	(REG_CLASS_NAMES): Likewise.
+	(REG_CLASS_CONTENTS): Likewise.
+	(struct cum_arg): Delete anonymous_args field.
+	(INIT_CUMULATIVE_ARGS): Update.
+	(PREFERRED_DEBUG): Set to DWARF2_DEBUG.
+	(DWARF2_FRAME_INFO): Define.
+	(DWARF2_UNWIND_INFO): Define.
+	(INCOMING_RETURN_ADDR_RTX): Define.
+	(DWARF_FRAME_RETURN_COLUMN): Define.
+	(TARGET_USE_FPU): Define.
+	* config/v850/v850.md: Replace TARGET_V850E2V3 in floating point
+	insns with TARGET_USE_FPU.
+	(fixuns_truncsfsi2): New pattern.
+	(fixuns_truncdfsi2): New pattern.
+	(fix_truncsfdi2): New pattern.
+	(fixuns_truncsfdi2): New pattern.
+	(fix_truncdfdi2): New pattern.
+	(fixuns_truncdfdi2): New pattern.
+	(unsfloatsisf2): New pattern.
+	(unsfloatsidf2): New pattern.
+	(floatdisf2): New pattern.
+	(unsfloatdisf2): New pattern.
+	(floatdidf2): New pattern.
+	(unsfloatdidf2): New pattern.
+	(fnmasf4): Fix RTl description.
+	(fnmssf4): Likewise.
+	* config/v850/v850.opt (mrelax): New option.
+	(mlong-jumps): Likewise.
+	(msoft-float): Likewise.
+	(mhard-float): Likewise.
+	(mrh850-abi): Likewise.
+	(mgcc-abi): Likewise.
+	(m8byte-align): Likewise.
+	* config/v850/t-v850 (MULTILIB_OPTIONS): Update multilib options.
+	(MULTILIB_DIRNAMES): Likewise.
+
+2012-11-20  Nick Clifton  <nickc@redhat.com>
+
+	* config/rx/rx.c (rx_function_arg_boundary): When using the RX ABI
+	align stack arguments to their natural alignment.
+	(rx_narrow_volatile_bitfield): New function.  Allows narrow
+	volatile bitfields.
+	(rx_ok_to_inline): New function.  Do not inline functions with
+	local variables into a naked caller.
+	(TARGET_NARROW_VOLATILE_BITFIELD): Define.
+	(TARGET_CAN_INLINE_P): Define.
+	* config/rx/rx.c (TARGET_CPU_CPP_BUILTINS): Define __RX_ABI__ or
+	__RX_GC_ABI__.
+	(ASM_SPEC): Pass -mgcc-abi on to the assembler.
+	(STRICT_ALIGNMENT): Set to false.
+	(CTORS_SECTION_ASM_OP): Add executable attribute.
+	(DTORS_SECTION_ASM_OP): Add executable attribute.
+	(INIT_ARRAY_SECTION_ASM_OP): Add executable attribute.
+	(FINI_ARRAY_SECTION_ASM_OP): Add executable attribute.
+	* config/rx/rx.md (subdi3): Don't allow MEMs as the third operand,
+	as it causes too much reload pressure.
+	* config/rx/rx.opt (mgcc-abi): New option.
+	(mrx-abi): New option.
+	* config/rx/t-rx (MULTILIB_OPTIONS): Show how to add an ABI multilib.
+	(MULTILIB_DIRNAMES): Likewise.
+
+2012-11-20  James Greenhalgh  <james.greenhalgh@arm.com>
+	    Tejas Belagod  <tejas.belagod@arm.com>
+
+	* config/aarch64/aarch64-builtins.c
+	(aarch64_simd_builtin_type_bits): Rename to...
+	(aarch64_simd_builtin_type_mode): ...this, make sequential.
+	(aarch64_simd_builtin_datum): Refactor members.
+	(VAR1, VAR2, ..., VAR12): Update accordingly.
+	(aarch64_simd_builtin_data): Include from aarch64-simd-builtins.def.
+	(aarch64_builtins): Update accordingly.
+	(init_aarch64_simd_builtins): Refactor, rename to...
+	(aarch64_init_simd_builtins): ...this.
+	(aarch64_simd_builtin_compare): Remove.
+	(locate_simd_builtin_icode): Likewise.
+	* config/aarch64/aarch64-protos.h (aarch64_init_builtins): New.
+	(aarch64_expand_builtin): New.
+	* config/aarch64/aarch64-simd-builtins.def: New file.
+	* config/aarch64/aarch64.c (aarch64_init_builtins):
+	Move to aarch64-builtins.c.
+	(aarch64_expand_builtin): Likewise.
+	* config/aarch64/aarch64.h
+	(aarch64_builtins): Move to aarch64-builtins.c.
+
+2012-11-20  Martin Jambor  <mjambor@suse.cz>
+
+	PR tree-optimization/55260
+	* ipa-cp.c (find_aggregate_values_for_callers_subset): Rename info to
+	dest_info, use caller_info instead of info when determining whether
+	callee is a clone.
+
+2012-11-20  Andrey Turetskiy  <andrey.turetskiy@gmail.com>
+
+	* config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3): Merge
+	*avx2_pmulhrswv16hi3 and *ssse3_pmulhrswv8hi3 into one pattern.
+
+2012-11-20  Sofiane Naci  <sofiane.naci@arm.com>
+
+	* config/aarch64/aarch64.md
+	(define_attr "sync_*"): Remove.
+	(define_attr "length"): Update.
+	Include atomics.md.
+	* config/aarch64/aarch64-protos.h
+	(aarch64_expand_compare_and_swap): Add function prototype.
+	(aarch64_split_compare_and_swap): Likewise.
+	(aarch64_split_atomic_op): Likewise.
+	(aarch64_expand_sync): Remove function prototype.
+	(aarch64_output_sync_insn): Likewise.
+	(aarch64_output_sync_lock_release): Likewise.
+	(aarch64_sync_loop_insns): Likewise.
+	(struct aarch64_sync_generator): Remove.
+	(enum aarch64_sync_generator_tag): Likewise.
+	* config/aarch64/aarch64.c
+	(aarch64_legitimize_sync_memory): Remove function.
+	(aarch64_emit): Likewise.
+	(aarch64_insn_count): Likewise.
+	(aarch64_output_asm_insn): Likewise.
+	(aarch64_load_store_suffix): Likewise.
+	(aarch64_output_sync_load): Likewise.
+	(aarch64_output_sync_store): Likewise.
+	(aarch64_output_op2): Likewise.
+	(aarch64_output_op3): Likewise.
+	(aarch64_output_sync_loop): Likewise.
+	(aarch64_get_sync_operand): Likewise.
+	(aarch64_process_output_sync_insn): Likewise.
+	(aarch64_output_sync_insn): Likewise.
+	(aarch64_output_sync_lock_release): Likewise.
+	(aarch64_sync_loop_insns): Likewise.
+	(aarch64_call_generator): Likewise.
+	(aarch64_expand_sync): Likewise.
+	(* emit_f): Remove variable.
+	(aarch64_insn_count): Likewise.
+	(FETCH_SYNC_OPERAND): Likewise.
+	(aarch64_emit_load_exclusive): New function.
+	(aarch64_emit_store_exclusive): Likewise.
+	(aarch64_emit_unlikely_jump): Likewise.
+	(aarch64_expand_compare_and_swap): Likewise.
+	(aarch64_split_compare_and_swap): Likewise.
+	(aarch64_split_atomic_op): Likewise.
+	* config/aarch64/iterators.md
+	(atomic_sfx): New mode attribute.
+	(atomic_optab): New code attribute.
+	(atomic_op_operand): Likewise.
+	(atomic_op_str): Likewise.
+	(syncop): Rename to atomic_op.
+	* config/aarch64/sync.md: Delete.
+	* config/aarch64/atomics.md: New file.
+
+2012-11-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/55094
+	* builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
+	on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
+	* cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
+	on the first old_insns_match_p call.  For !ACCUMULATE_OUTGOING_ARGS
+	fail if the last real insn doesn't have REG_ARGS_SIZE note.
+
+	PR rtl-optimization/54921
+	* cselib.h (fp_setter_insn): New prototype.
+	* cselib.c (fp_setter_insn): New function.
+	(cselib_process_insn): If frame_pointer_needed,
+	call cselib_invalidate_rtx (stack_pointer_rtx) after
+	processing a frame pointer setter.
+	* var-tracking.c (fp_setter): Removed.
+	(vt_initialize): Use fp_setter_insn instead of fp_setter.
+
+2012-11-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	* config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
+	constraints so that the traditional floating point loads, stores,
+	and moves are done first, then the VSX loads, stores, and moves,
+	and finally the GPR loads, stores, and moves so that reload
+	chooses FPRs over GPRs, and uses the traditional load/store
+	instructions which provide an offset.
+	(movdf_hardfloat64): Likewise.
+
+2012-11-19  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR middle-end/55359
+	* simplify-rtx.c (simplify_subreg): Return null for invalid offsets.
+
+2012-11-19  Aldy Hernandez  <aldyh@redhat.com>
+
+	* trans-mem.c (execute_tm_mark): Release bb_regions.
+
+2012-11-19  Aldy Hernandez  <aldyh@redhat.com>
+
+	* trans-mem (collect_bb2reg): Stop scanning at irrevocable blocks.
+	(get_bb_regions_instrumented): Add new traverse_clone argument and
+	use it.
+	(expand_regions_1): Same.
+	(expand_region): Same.
+	(execute_tm_mark): Pass new argument to expand_regions.
+	(expand_block_edges): Pass new argument to get_bb_regions_instrumented.
+
+2012-11-19  Sofiane Naci  <sofiane.naci@arm.com>
+
+	* config/aarch64/aarch64.c
+	(aarch64_output_mi_thunk): Refactor to generate RTL patterns.
+
+2012-11-19  Mans Rullgard  <mans@mansr.com>
+
+	PR target/55276
+	* config/rs6000/rs6000.c (rs6000_stack_info): Always set vrsave_mask
+	for TARGET_ALTIVEC_ABI.  Zero vrsave_save_offset if
+	!TARGET_ALTIVEC_VRSAVE.
+	(rs6000_emit_prologue): For SAVE_INLINE_VLRs, check vrsave_size
+	not vrsave_mask.
+
+2012-11-19  David Edelsohn  <dje.gcc@gmail.com>
+
+	PR bootstrap/55384
+	* system.h (vec_free): Undef.
+
+2012-11-19  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/54630
+	* tree-ssa-coalesce.c (coalesce_ssa_name): Remove static
+	keyword from ssa_name_hash var.
+
+2012-11-19  Maxim Kuznetsov  <maxim.kuznetsov@intel.com>
+	    Kirill Yukhin  <kirill.yukhin@intel.com>
+	    Michael Zolotukhin  <michael.v.zolotukhin@intel.com>
+
+	* doc/md.texi: Document define_subst.
+	* gensupport.c (MAX_OPERANDS): New define.
+	(operand_data): New.
+	(match_operand_entries_in_pattern): New.
+	(used_operands_numbers): New.
+	(subst_true): New.
+	(subst_false): New.
+	(define_subst_queue): New.
+	(define_subst_tail): New.
+	(define_subst_attr_queue): New.
+	(define_subst_attr_tail): New.
+	(has_subst_attribute): New.
+	(subst_pattern_match): New.
+	(get_alternatives_number): New.
+	(alter_output_for_subst_insn): New.
+	(alter_attrs_for_subst_insn): New.
+	(process_substs_on_one_elem): New.
+	(subst_dup): New.
+	(process_define_subst): New.
+	(duplicate_alternatives): New.
+	(duplicate_each_alternative): New.
+	(constraints_handler_t): New typedef.
+	(alter_constraints): New.
+	(adjust_operands_numbers): New.
+	(replace_duplicating_operands_in_pattern): New.
+	(remove_from_queue): New.
+	(process_rtx): Handle define_subst and define_subst_attr.
+	(change_subst_attribute): New.
+	(alter_predicate_for_insn): Fix formatting.
+	(alter_attrs_for_insn): Likewise.
+	(alter_output_for_insn): Likewise.
+	(mark_operands_from_match_dup): New.
+	(mark_operands_used_in_match_dup): New.
+	(find_first_unused_number_of_operand): New.
+	(renumerate_operands_in_pattern): New.
+	(generate_match_dup): New.
+	(check_define_attr_duplicates): New.
+	(init_rtx_reader_args_cb): Add checking for duplicated attrs and
+	processing of define_subst.
+	(read_md_rtx): Handle define_subst.
+	* read-rtl.c (struct subst_attr_to_iter_mapping): New.
+	(substs): New global.
+	(apply_subst_iterator): New.
+	(bind_subst_iter_and_attr): New.
+	(find_subst_iter_by_attr): New.
+	(map_attr_string): Handle subst-iterators.
+	(add_condition_to_rtx): Handle define_subst.
+	(apply_iterators): Likewise.
+	(initialize_iterators): Likewise.
+	(add_define_attr_for_define_subst): New.
+	(add_define_subst_attr): New.
+	(read_subst_mapping): New.
+	(read_rtx): Handle define_subst_attr.
+	(read_rtx_code): Add subst-attributes recognition during reading of
+	strings.
+	* rtl.def (DEFINE_EXPAND): Add vector of attributes.
+	(DEFINE_SUBST): New.
+	(DEFINE_SUBST_ATTR): New.
+
+2012-11-19  Tom de Vries  <tom@codesourcery.com>
+
+	PR rtl-optimization/55315
+
+	* rtlanal.c (nonzero_address_p): Don't assume a nonzero address plus a
+	const is a nonzero address.
+
+2012-11-18  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/extend.texi: Use @smallexample consistently.  Add @noindent
+	when continuing a sentence or paragraph past an example.  Change
+	tabs to spaces in examples.
+
+2012-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* doc/md.texi (extv@var{m}, extvmisalign@var{m}, extzv@var{m})
+	(extzvmisalign@var{m}, insv@var{m}, insvmisalign@var{m}): Document.
+	(insv, extv, extzv): Deprecate.
+	* optabs.def (insv_optab, extv_optab, extzv_optab)
+	(insvmisalign_optab, extvmisalign_optab, extzvmisalign_optab):
+	New optabs.
+	* optabs.c (get_optab_extraction_insn): New function.
+	(get_extraction_insn): Use it.
+	* config/mips/mips.md (extv): Split into...
+	(extvmisalign<mode>, extv<mode>): ...these new patterns.  Rename
+	existing extv<mode> pattern to...
+	(*extv<mode>): ...this.
+	(extzv): Split into...
+	(extzvmisalign<mode>, extzv<mode>): ...these new patterns.  Rename
+	existing extzv<mode> pattern to...
+	(*extzv<mode>): ...this.
+	(insv): Split into...
+	(insvmisalign<mode>, insv<mode>): ...these new patterns.  Rename
+	existing insv<mode> pattern to...
+	(*insv<mode>): ...this.  Use const_int_operand rather than
+	immediate_operand.
+	* config/mips/mips.c (mips_block_move_straight): Use set_mem_size
+	to set the size of BLKmode accesses.
+	(mips_get_unaligned_mem): Require OP0 to be a BLKmode memory,
+	turning it from an "rtx *" to an rtx.
+	(mips_expand_ext_as_unaligned_load): Simplify for new optab
+	interface.  Update call to mips_get_unaligned_mem.
+	(mips_expand_ins_as_unaligned_store): Update call to
+	mips_get_unaligned_mem.
+
+2012-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* Makefile.in (recog.o): Add insn-codes.h.
+	* expr.h (extraction_pattern): Move to optabs.h.
+	(mode_for_extraction): Delete.
+	* optabs.h (extraction_insn): New structure.
+	(extraction_pattern): Moved from expr.h.
+	(get_best_reg_extraction_insn, get_best_mem_extraction_insn): Declare.
+	* optabs.c (HAVE_insv, CODE_FOR_insv, HAVE_extv, CODE_FOR_extv)
+	(HAVE_extzv, CODE_FOR_extzv): Provide defaults.
+	(extraction_type): New enum.
+	(get_traditional_extraction_insn, get_extraction_insn)
+	(get_best_reg_extraction_insn, get_best_mem_extraction_insn):
+	New functions.
+	* combine.c (make_extraction): Use get_best_reg_extraction_insn
+	instead of mode_for_extraction.
+	* expmed.c (HAVE_insv, CODE_FOR_insv, gen_insv, HAVE_extv)
+	(CODE_FOR_extv, gen_extv, HAVE_extzv, CODE_FOR_extzv, gen_extzv):
+	Remove fallback definitions.
+	(mode_for_extraction): Delete.
+	(adjust_bit_field_mem_for_reg): New function.
+	(store_bit_field_using_insv): Replace OP_MODE parameter with
+	an extraction_insn.  Pass struct_mode to narrow_bit_field_mem.
+	(extract_bit_field_using_extv): Likewise EXT_MODE.
+	(store_bit_field_1): Use get_best_reg_extraction_insn and
+	get_best_mem_extraction_insn instead of mode_for_extraction.
+	Use adjust_bit_field_mem_for_reg when forcing memory to a
+	register and doing a register insertion.  Update calls to
+	store_bit_field_using_insv.
+	(extract_bit_field_1): Likewise extractions and calls to
+	extract_bit_field_using_extv.
+	(store_Bit_field): When narrowing to a bitregion, don't use the
+	insv mode as a limit.
+	* recog.c: (HAVE_extv, CODE_FOR_extv, HAVE_extzv, CODE_FOR_extzv):
+	Provide defaults.
+	(simplify_while_replacing): Use insn_data instead of
+	mode_for_extraction.
+
+2012-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* stor-layout.c (bit_field_mode_iterator::bit_field_mode_iterator):
+	Set up a default value of bitregion_end_.
+	(bit_field_mode_iterator::next_mode): Always apply bitregion_end_
+	check.  Include SLOW_UNALIGNED_ACCESS in the alignment check.
+	(get_best_mode): Ignore modes that are wider than the alignment.
+
+2012-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* machmode.h (bit_field_mode_iterator): New class.
+	(get_best_mode): Change final parameter to bool.
+	* stor-layout.c (bit_field_mode_iterator::bit_field_mode_iterator)
+	(bit_field_mode_iterator::next_mode): New functions, split out from...
+	(get_best_mode): ...here.  Change final parameter to bool.
+	Use bit_field_mode_iterator.
+
+2012-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* expmed.c (narrow_bit_field_mem): New function.
+	(store_bit_field_using_insv, store_bit_field_1, store_fixed_bit_field)
+	(extract_bit_field_1): Use it.
+
+2012-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* expr.h (adjust_address_1): Add a size parameter.
+	(adjust_address, adjust_address_nv, adjust_bitfield_address)
+	(adjust_bitfield_address_nv): Adjust accordingly.
+	(adjust_bitfield_address_size): Define.
+	* emit-rtl.c (adjust_address_1): Add a size parameter.
+	Use it to set the size if MODE has no size.  Check whether
+	the size matches before returning the original memref.
+	Require the size to be known for adjust_object.
+	(adjust_automodify_address_1, widen_memory_access): Update calls
+	to adjust_address_1.
+
+2012-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* combine.c (make_extraction): Handle TRUNCATEd INNERs.
+
+2012-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* expr.c (expand_assignment): Don't set MEM_KEEP_ALIAS_SET_P here.
+	* emit-rtl.c (set_mem_attributes_minus_bitpos): Handle DECL_BIT_FIELDs,
+	using their size instead of the COMPONENT_REF's.
+
+2012-11-17  Matthias Klose  <doko@ubuntu.com>
+
+	* config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
+
+2012-11-17  Diego Novillo  <dnovillo@google.com>
+
+	VEC API overhaul (http://gcc.gnu.org/wiki/cxx-conversion/cxx-vec)
+
+	* vec.c (register_overhead): Convert it into
+	member function of vec_prefix.
+	(release_overhead): Likewise.
+	(calculate_allocation): Likewise.
+	(vec_heap_free): Remove.
+	(vec_gc_o_reserve_1): Remove.
+	(vec_heap_o_reserve_1): Remove.
+	(vec_stack_o_reserve_1): Remove.
+	(vec_stack_o_reserve_exact): Remove.
+	(register_stack_vec): New.
+	(stack_vec_register_index): New.
+	(unregister_stack_vec): New.
+	(vec_assert_fail): Remove.
+	* vec.h: Conditionally include ggc.h.  Document conditional hackery.
+	Update top-level documentation.
+	(ALONE_VEC_CHECK_INFO): Remove.
+	(VEC_CHECK_INFO): Remove.
+	(ALONE_VEC_CHECK_DECL): Remove.
+	(VEC_CHECK_DECL): Remove.
+	(ALONE_VEC_CHECK_PASS): Remove.
+	(VEC_CHECK_PASS): Remove.
+	(VEC_ASSERT): Remove.
+	(vec_prefix): Add friends va_gc, va_gc_atomic, va_heap and va_stack.
+	Mark fields alloc_ and num_ as protected.
+	(struct vec_t): Remove.  Remove all function members.
+	(struct vl_embed): Declare.
+	(struct vl_ptr): Declare.
+	(free): Remove.
+	(reserve_exact): Remove.
+	(reserve): Remove.
+	(safe_splice): Remove.
+	(safe_push): Remove.
+	(safe_grow): Remove.
+	(safe_grow_cleared): Remove.
+	(safe_insert): Remove.
+	(DEF_VEC_I): Remove.
+	(DEF_VEC_ALLOC_I): Remove.
+	(DEF_VEC_P): Remove.
+	(DEF_VEC_ALLOC_P): Remove.
+	(DEF_VEC_O): Remove.
+	(DEF_VEC_ALLOC_O): Remove.
+	(DEF_VEC_ALLOC_P_STACK): Remove.
+	(DEF_VEC_ALLOC_O_STACK): Remove.
+	(DEF_VEC_ALLOC_I_STACK): Remove.
+	(DEF_VEC_A): Remove.
+	(DEF_VEC_ALLOC_A): Remove.
+	(vec_stack_p_reserve_exact_1): Remove.
+	(vec_stack_o_reserve): Remove.
+	(vec_stack_o_reserve_exact): Remove.
+	(VEC_length): Remove.
+	(VEC_empty): Remove.
+	(VEC_address): Remove.
+	(vec_address): Remove.
+	(VEC_last): Remove.
+	(VEC_index): Remove.
+	(VEC_iterate): Remove.
+	(VEC_embedded_size): Remove.
+	(VEC_embedded_init): Remove.
+	(VEC_free): Remove.
+	(VEC_copy): Remove.
+	(VEC_space): Remove.
+	(VEC_reserve): Remove.
+	(VEC_reserve_exact): Remove.
+	(VEC_splice): Remove.
+	(VEC_safe_splice): Remove.
+	(VEC_quick_push): Remove.
+	(VEC_safe_push): Remove.
+	(VEC_pop): Remove.
+	(VEC_truncate): Remove.
+	(VEC_safe_grow): Remove.
+	(VEC_replace): Remove.
+	(VEC_quick_insert): Remove.
+	(VEC_safe_insert): Remove.
+	(VEC_ordered_remove): Remove.
+	(VEC_unordered_remove): Remove.
+	(VEC_block_remove): Remove.
+	(VEC_lower_bound): Remove.
+	(VEC_alloc): Remove.
+	(VEC_qsort): Remove.
+
+	(va_heap): Declare.
+	(va_heap::default_layout): New typedef to vl_ptr.
+	(va_heap::reserve): New.
+	(va_heap::release): New.
+	(va_gc): Declare.
+	(va_gc::default_layout): New typedef to vl_embed.
+	(va_gc::reserve): New.
+	(va_gc::release): New.
+	(va_gc_atomic): Declare.  Inherit from va_gc.
+	(va_stack): Declare.
+	(va_stack::default_layout): New typedef to vl_ptr.
+	(va_stack::alloc): New.
+	(va_stack::reserve): New.
+	(va_stack::release): New.
+	(register_stack_vec): Declare.
+	(stack_vec_register_index): Declare.
+	(unregister_stack_vec): Declare.
+
+	(vec<T, A = va_heap, L = typename A::default_layout>): Declare
+	empty vec template.
+	(vec<T, A, vl_embed>): Partial specialization for embedded
+	layout.
+	(vec<T, A, vl_embed>::allocated): New.
+	(vec<T, A, vl_embed>::length): New.
+	(vec<T, A, vl_embed>::is_empty): New.
+	(vec<T, A, vl_embed>::address): New.
+	(vec<T, A, vl_embed>::operator[]): New.
+	(vec<T, A, vl_embed>::last New.
+	(vec<T, A, vl_embed>::space): New.
+	(vec<T, A, vl_embed>::iterate): New.
+	(vec<T, A, vl_embed>::iterate): New.
+	(vec<T, A, vl_embed>::copy): New.
+	(vec<T, A, vl_embed>::splice): New.
+	(vec<T, A, vl_embed>::quick_push New.
+	(vec<T, A, vl_embed>::pop New.
+	(vec<T, A, vl_embed>::truncate): New.
+	(vec<T, A, vl_embed>::quick_insert): New.
+	(vec<T, A, vl_embed>::ordered_remove): New.
+	(vec<T, A, vl_embed>::unordered_remove): New.
+	(vec<T, A, vl_embed>::block_remove): New.
+	(vec<T, A, vl_embed>::qsort): New.
+	(vec<T, A, vl_embed>::lower_bound): New.
+	(vec<T, A, vl_embed>::embedded_size): New.
+	(vec<T, A, vl_embed>::embedded_init): New.
+	(vec<T, A, vl_embed>::quick_grow): New.
+	(vec<T, A, vl_embed>::quick_grow_cleared): New.
+	(vec_safe_space): New.
+	(vec_safe_length): New.
+	(vec_safe_address): New.
+	(vec_safe_is_empty): New.
+	(vec_safe_reserve): New.
+	(vec_safe_reserve_exact): New.
+	(vec_alloc): New.
+	(vec_free): New.
+	(vec_safe_grow): New.
+	(vec_safe_grow_cleared): New.
+	(vec_safe_iterate): New.
+	(vec_safe_push): New.
+	(vec_safe_insert): New.
+	(vec_safe_truncate): New.
+	(vec_safe_copy): New.
+	(vec_safe_splice): New.
+
+	(vec<T, A, vl_ptr>): New partial specialization for the space
+	efficient layout.
+	(vec<T, A, vl_ptr>::exists): New.
+	(vec<T, A, vl_ptr>::is_empty): New.
+	(vec<T, A, vl_ptr>::length): New.
+	(vec<T, A, vl_ptr>::address): New.
+	(vec<T, A, vl_ptr>::operator[]): New.
+	(vec<T, A, vl_ptr>::operator!=): New.
+	(vec<T, A, vl_ptr>::operator==): New.
+	(vec<T, A, vl_ptr>::last): New.
+	(vec<T, A, vl_ptr>::space): New.
+	(vec<T, A, vl_ptr>::iterate): New.
+	(vec<T, A, vl_ptr>::copy): New.
+	(vec<T, A, vl_ptr>::reserve): New.
+	(vec<T, A, vl_ptr>::reserve_exact): New.
+	(vec<T, A, vl_ptr>::splice): New.
+	(vec<T, A, vl_ptr>::safe_splice): New.
+	(vec<T, A, vl_ptr>::quick_push): New.
+	(vec<T, A, vl_ptr>::safe_push): New.
+	(vec<T, A, vl_ptr>::pop): New.
+	(vec<T, A, vl_ptr>::truncate): New.
+	(vec<T, A, vl_ptr>::safe_grow): New.
+	(vec<T, A, vl_ptr>::safe_grow_cleared): New.
+	(vec<T, A, vl_ptr>::quick_grow): New.
+	(vec<T, A, vl_ptr>::quick_grow_cleared): New.
+	(vec<T, A, vl_ptr>::quick_insert): New.
+	(vec<T, A, vl_ptr>::safe_insert): New.
+	(vec<T, A, vl_ptr>::ordered_remove): New.
+	(vec<T, A, vl_ptr>::unordered_remove): New.
+	(vec<T, A, vl_ptr>::block_remove): New.
+	(vec<T, A, vl_ptr>::qsort): New.
+	(vec<T, A, vl_ptr>::lower_bound): New.
+	(vec_stack_alloc): Define.
+	(FOR_EACH_VEC_SAFE_ELT): Define.
+	* vecir.h: Remove.  Update all users.
+	* vecprim.h: Remove.  Update all users.
+	Move uchar to coretypes.h.
+
+	* Makefile.in (VEC_H): Add $(GGC_H).
+	Remove vecir.h and vecprim.h dependencies everywhere.
+
+2012-11-16  Diego Novillo  <dnovillo@google.com>
+
+	* gengtype-lex.l (VEC): Remove.
+	Add characters in the set [\!\>\.-].
+	* gengtype-parse.c (token_names): Remove "VEC".
+	(require_template_declaration): Remove handling of VEC_TOKEN.
+	(type): Likewise.
+	Call create_user_defined_type when parsing GTY((user)).
+	* gengtype-state.c (type_lineloc): handle TYPE_UNDEFINED.
+	(write_state_undefined_type): New.
+	(write_state_type): Call write_state_undefined_type for TYPE_UNDEFINED.
+	(read_state_type): Call read_state_undefined_type for TYPE_UNDEFINED.
+	* gengtype.c (dbgprint_count_type_at): Handle TYPE_UNDEFINED.
+	(create_user_defined_type): Make extern.
+	(type_for_name): Factor out of resolve_typedef.
+	(create_undefined_type): New
+	(resolve_typedef): Call it when we cannot find a previous
+	typedef and the type is not a template.
+	(find_structure): Accept TYPE_UNDEFINED.
+	(set_gc_used_type): Add argument ALLOWED_UNDEFINED_TYPES,
+	default to false.
+	Emit an error for TYPE_UNDEFINED unless LEVEL is GC_UNUSED or
+	ALLOWED_UNDEFINED_TYPES is set.
+	Set ALLOWED_UNDEFINED_TYPES to true for TYPE_USER_STRUCT.
+	(filter_type_name): Accept templates with more than one argument.
+	(output_mangled_typename): Handle TYPE_UNDEFINED
+	(walk_type): Likewise.
+	(write_types_process_field): Likewise.
+	(write_func_for_structure): If CHAIN_NEXT is set, ORIG_S
+	should not be a user-defined type.
+	(write_types_local_user_process_field): Handle TYPE_ARRAY,
+	TYPE_NONE and TYPE_UNDEFINED.
+	(write_types_local_process_field): Likewise.
+	(contains_scalar_p): Return 0 for TYPE_USER_STRUCT.
+	(write_root): Reject user-defined types that are not pointers.
+	Handle TYPE_NONE, TYPE_UNDEFINED, TYPE_UNION, TYPE_LANG_STRUCT
+	and TYPE_PARAM_STRUCT.
+	(output_typename): Handle TYPE_NONE, TYPE_UNDEFINED, and TYPE_ARRAY.
+	(dump_typekind): Handle TYPE_UNDEFINED.
+	* gengtype.h (enum typekind): Add TYPE_UNDEFINED.
+	(create_user_defined_type): Declare.
+	(enum gty_token): Remove VEC_TOKEN.
+
+2012-11-16  Diego Novillo  <dnovillo@google.com>
+
+	Adjust for new vec API (http://gcc.gnu.org/wiki/cxx-conversion/cxx-vec)
+
+	* coretypes.h (uchar): Define.
+	* alias.c: Use new vec API in vec.h.
+	* asan.c: Likewise.
+	* attribs.c: Likewise.
+	* basic-block.h: Likewise.
+	* bb-reorder.c: Likewise.
+	* builtins.c: Likewise.
+	* calls.c: Likewise.
+	* cfg.c: Likewise.
+	* cfganal.c: Likewise.
+	* cfgcleanup.c: Likewise.
+	* cfgexpand.c: Likewise.
+	* cfghooks.c: Likewise.
+	* cfghooks.h: Likewise.
+	* cfgloop.c: Likewise.
+	* cfgloop.h: Likewise.
+	* cfgloopanal.c: Likewise.
+	* cfgloopmanip.c: Likewise.
+	* cfgrtl.c: Likewise.
+	* cgraph.c: Likewise.
+	* cgraph.h: Likewise.
+	* cgraphclones.c: Likewise.
+	* cgraphunit.c: Likewise.
+	* combine.c: Likewise.
+	* compare-elim.c: Likewise.
+	* coverage.c: Likewise.
+	* cprop.c: Likewise.
+	* data-streamer.h: Likewise.
+	* dbxout.c: Likewise.
+	* dce.c: Likewise.
+	* df-core.c: Likewise.
+	* df-problems.c: Likewise.
+	* df-scan.c: Likewise.
+	* dominance.c: Likewise.
+	* domwalk.c: Likewise.
+	* domwalk.h: Likewise.
+	* dse.c: Likewise.
+	* dwarf2cfi.c: Likewise.
+	* dwarf2out.c: Likewise.
+	* dwarf2out.h: Likewise.
+	* emit-rtl.c: Likewise.
+	* except.c: Likewise.
+	* except.h: Likewise.
+	* expr.c: Likewise.
+	* expr.h: Likewise.
+	* final.c: Likewise.
+	* fold-const.c: Likewise.
+	* function.c: Likewise.
+	* function.h: Likewise.
+	* fwprop.c: Likewise.
+	* gcc.c: Likewise.
+	* gcse.c: Likewise.
+	* genattr.c: Likewise.
+	* genattrtab.c: Likewise.
+	* genautomata.c: Likewise.
+	* genextract.c: Likewise.
+	* genopinit.c: Likewise
+	* ggc-common.c: Likewise.
+	* ggc.h: Likewise.
+	* gimple-low.c: Likewise.
+	* gimple-ssa-strength-reduction.c: Likewise.
+	* gimple-streamer-in.c: Likewise.
+	* gimple.c: Likewise.
+	* gimple.h: Likewise.
+	* gimplify.c: Likewise.
+	* graph.c: Likewise.
+	* graphds.c: Likewise.
+	* graphds.h: Likewise.
+	* graphite-blocking.c: Likewise.
+	* graphite-clast-to-gimple.c: Likewise.
+	* graphite-dependences.c: Likewise.
+	* graphite-interchange.c: Likewise.
+	* graphite-optimize-isl.c: Likewise.
+	* graphite-poly.c: Likewise.
+	* graphite-poly.h: Likewise.
+	* graphite-scop-detection.c: Likewise.
+	* graphite-scop-detection.h: Likewise.
+	* graphite-sese-to-poly.c: Likewise.
+	* graphite.c: Likewise.
+	* godump.c: Likewise.
+	* haifa-sched.c: Likewise.
+	* hw-doloop.c: Likewise.
+	* hw-doloop.h: Likewise.
+	* ifcvt.c: Likewise.
+	* insn-addr.h: Likewise.
+	* ipa-cp.c: Likewise.
+	* ipa-inline-analysis.c: Likewise.
+	* ipa-inline-transform.c: Likewise.
+	* ipa-inline.c: Likewise.
+	* ipa-inline.h: Likewise.
+	* ipa-prop.c: Likewise.
+	* ipa-prop.h: Likewise.
+	* ipa-pure-const.c: Likewise.
+	* ipa-ref-inline.h: Likewise.
+	* ipa-ref.c: Likewise.
+	* ipa-ref.h: Likewise.
+	* ipa-reference.c: Likewise.
+	* ipa-split.c: Likewise.
+	* ipa-utils.c: Likewise.
+	* ipa-utils.h: Likewise.
+	* ipa.c: Likewise.
+	* ira-build.c: Likewise.
+	* ira-color.c: Likewise.
+	* ira-emit.c: Likewise.
+	* ira-int.h: Likewise.
+	* ira.c: Likewise.
+	* loop-invariant.c: Likewise.
+	* loop-unroll.c: Likewise.
+	* lower-subreg.c: Likewise.
+	* lra-lives.c: Likewise.
+	* lra.c: Likewise.
+	* lto-cgraph.c: Likewise.
+	* lto-section-out.c: Likewise.
+	* lto-streamer-in.c: Likewise.
+	* lto-streamer-out.c: Likewise.
+	* lto-streamer.h: Likewise.
+	* lto-symtab.c: Likewise.
+	* mcf.c: Likewise.
+	* modulo-sched.c: Likewise.
+	* omp-low.c: Likewise.
+	* opts-common.c: Likewise.
+	* opts-global.c: Likewise.
+	* opts.c: Likewise.
+	* opts.h: Likewise.
+	* passes.c: Likewise.
+	* predict.c: Likewise.
+	* print-tree.c: Likewise.
+	* profile.c: Likewise.
+	* profile.h: Likewise.
+	* read-rtl.c: Likewise.
+	* ree.c: Likewise.
+	* reg-stack.c: Likewise.
+	* regrename.c: Likewise.
+	* regrename.h: Likewise.
+	* reload.c: Likewise.
+	* reload.h: Likewise.
+	* reload1.c: Likewise.
+	* rtl.h: Likewise.
+	* sched-deps.c: Likewise.
+	* sched-int.h: Likewise.
+	* sdbout.c: Likewise.
+	* sel-sched-dump.c: Likewise.
+	* sel-sched-ir.c: Likewise.
+	* sel-sched-ir.h: Likewise.
+	* sel-sched.c: Likewise.
+	* sese.c: Likewise.
+	* sese.h: Likewise.
+	* statistics.h: Likewise.
+	* stmt.c: Likewise.
+	* stor-layout.c: Likewise.
+	* store-motion.c: Likewise.
+	* tlink.c: Likewise.
+	* toplev.c: Likewise.
+	* trans-mem.c: Likewise.
+	* tree-browser.c: Likewise.
+	* tree-call-cdce.c: Likewise.
+	* tree-cfg.c: Likewise.
+	* tree-cfgcleanup.c: Likewise.
+	* tree-chrec.c: Likewise.
+	* tree-chrec.h: Likewise.
+	* tree-complex.c: Likewise.
+	* tree-data-ref.c: Likewise.
+	* tree-data-ref.h: Likewise.
+	* tree-dfa.c: Likewise.
+	* tree-diagnostic.c: Likewise.
+	* tree-dump.c: Likewise.
+	* tree-eh.c: Likewise.
+	* tree-emutls.c: Likewise.
+	* tree-flow.h: Likewise.
+	* tree-if-conv.c: Likewise.
+	* tree-inline.c: Likewise.
+	* tree-inline.h: Likewise.
+	* tree-into-ssa.c: Likewise.
+	* tree-iterator.c: Likewise.
+	* tree-loop-distribution.c: Likewise.
+	* tree-mudflap.c: Likewise.
+	* tree-optimize.c: Likewise.
+	* tree-outof-ssa.c: Likewise.
+	* tree-parloops.c: Likewise.
+	* tree-phinodes.c: Likewise.
+	* tree-predcom.c: Likewise.
+	* tree-pretty-print.c: Likewise.
+	* tree-scalar-evolution.c: Likewise.
+	* tree-sra.c: Likewise.
+	* tree-ssa-address.c: Likewise.
+	* tree-ssa-alias.c: Likewise.
+	* tree-ssa-ccp.c: Likewise.
+	* tree-ssa-coalesce.c: Likewise.
+	* tree-ssa-dce.c: Likewise.
+	* tree-ssa-dom.c: Likewise.
+	* tree-ssa-forwprop.c: Likewise.
+	* tree-ssa-live.c: Likewise.
+	* tree-ssa-live.h: Likewise.
+	* tree-ssa-loop-im.c: Likewise.
+	* tree-ssa-loop-ivcanon.c: Likewise.
+	* tree-ssa-loop-ivopts.c: Likewise.
+	* tree-ssa-loop-manip.c: Likewise.
+	* tree-ssa-loop-niter.c: Likewise.
+	* tree-ssa-loop-prefetch.c: Likewise.
+	* tree-ssa-math-opts.c: Likewise.
+	* tree-ssa-operands.c: Likewise.
+	* tree-ssa-phiopt.c: Likewise.
+	* tree-ssa-phiprop.c: Likewise.
+	* tree-ssa-pre.c: Likewise.
+	* tree-ssa-propagate.c: Likewise.
+	* tree-ssa-reassoc.c: Likewise.
+	* tree-ssa-sccvn.c: Likewise.
+	* tree-ssa-sccvn.h: Likewise.
+	* tree-ssa-strlen.c: Likewise.
+	* tree-ssa-structalias.c: Likewise.
+	* tree-ssa-tail-merge.c: Likewise.
+	* tree-ssa-threadedge.c: Likewise.
+	* tree-ssa-threadupdate.c: Likewise.
+	* tree-ssa-uncprop.c: Likewise.
+	* tree-ssa-uninit.c: Likewise.
+	* tree-ssa.c: Likewise.
+	* tree-ssanames.c: Likewise.
+	* tree-stdarg.c: Likewise.
+	* tree-streamer-in.c: Likewise.
+	* tree-streamer-out.c: Likewise.
+	* tree-streamer.c: Likewise.
+	* tree-streamer.h: Likewise.
+	* tree-switch-conversion.c: Likewise.
+	* tree-vect-data-refs.c: Likewise.
+	* tree-vect-generic.c: Likewise.
+	* tree-vect-loop-manip.c: Likewise.
+	* tree-vect-loop.c: Likewise.
+	* tree-vect-patterns.c: Likewise.
+	* tree-vect-slp.c: Likewise.
+	* tree-vect-stmts.c: Likewise.
+	* tree-vectorizer.c: Likewise.
+	* tree-vectorizer.h: Likewise.
+	* tree-vrp.c: Likewise.
+	* tree.c: Likewise.
+	* tree.h: Likewise.
+	* value-prof.c: Likewise.
+	* value-prof.h: Likewise.
+	* var-tracking.c: Likewise.
+	* varasm.c: Likewise.
+	* varpool.c: Likewise.
+	* vmsdbgout.c: Likewise.
+	* config/bfin/bfin.c: Likewise.
+	* config/c6x/c6x.c: Likewise.
+	* config/darwin.c: Likewise.
+	* config/i386/i386.c: Likewise.
+	* config/ia64/ia64.c: Likewise.
+	* config/mep/mep.c: Likewise.
+	* config/mips/mips.c: Likewise.
+	* config/pa/pa.c: Likewise.
+	* config/rs6000/rs6000-c.c: Likewise.
+	* config/rs6000/rs6000.c: Likewise.
+	* config/rx/rx.c: Likewise.
+	* config/spu/spu-c.c: Likewise.
+	* config/vms/vms.c: Likewise.
+	* config/vxworks.c: Likewise.
+	* config/epiphany/resolve-sw-modes.c: Likewise.
+
+2012-11-17  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/55236
+	* fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
+	and signed ARG0_TYPE, force low and high to be non-NULL.
+
+2012-11-17  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* common.opt (static-libasan): New option.
+	* gcc.c (LIBASAN_SPEC): New macro.
+	(LINK_COMMAND_SPEC): Replace -lasan with LIBASAN_SPEC.
+	* doc/invoke.texi: Document -static-libasan.
+
+2012-11-17  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR rtl-optimization/55342
+	* lra-assigns.c (spill_for): Try to allocate other reload pseudos
+	before and after spilling.
+
+2012-11-16  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/extend.texi: Various copy-edits to comply with GCC coding
+	standards for spelling, terminology, and markup, including use of
+	American spelling, correct use of terms like "back end" and
+	"run time", use correct name for GCC, use "@:" markup.
+
+2012-11-16  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/55329
+	* tree-ssa-dom.c (tree_ssa_dominator_optimize): Never clear
+	bits in needed_eh_cleanup while iterating over the bitmap.
+	Look through all forwarder blocks at once.
+
+2012-11-16  Jan Hubicka  <jh@suse.cz>
+
+	* params.def (max-peeled-insns, max-completely-peeled-insns): Reduce
+	to 100.
+
+2012-11-16  Simon Baldwin  <simonb@google.com>
+
+	* doc/cppopts.texi: Document -f[no-]canonical-system-headers.
+	* doc/install.texi: Document --enable-canonical-system-headers.
+
+2012-11-16  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR rtl-optimization/55330
+	* lra-constraints.c (MAX_INHERITANCE_PASSES): New macro.
+	(lra_inheritance, lra_undo_inheritance): Use it to limit number of
+	the passes.
+
+2012-11-16  Matthias Klose  <doko@ubuntu.com>
+
+	* config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
+	* config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
+	Include pa/t-linux.
+
+2012-11-16  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/54073
+	* config/i386/i386.md (mov<mode>cc): Use comparison_operator
+	instead of ordered_comparison_operator resp.
+	ix86_fp_comparison_operator predicates.
+	* config/i386/i386.c (ix86_expand_fp_movcc): Reject TImode
+	or for -m32 DImode comparisons.
+
+2012-11-16  Jan Hubicka  <jh@suse.cz>
+
+	PR tree-optimization/54717
+	* tree-ssa-pre.c (do_partial_partial_insertion): Consider also edges
+	with ANTIC_IN.
+
+2012-11-16  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386-protos.h (ix86_emit_mode_set): Add third argument.
+	* config/i386/i386.h (EMIT_MODE_SET): Update.
+	* config/i386/i386.c (ix86_avx_emit_vzeroupper): New function.
+	(ix86_emit_mode_set) <AVX_U128>: Call ix86_avx_emit_vzeroupper.
+
+2012-11-16  Ganesh Gopalasubramanian  <Ganesh.Gopalasubramanian@amd.com>
+
+	bdver3 Enablement
+	* doc/extend.texi: Add details about bdver3.
+	* doc/invoke.texi: Add details about bdver3.
+	* config.gcc (i[34567]86-*-linux* | ...): Add bdver3.
+	(case ${target}): Add bdver3.
+	* config/i386/i386.h (TARGET_BDVER3): New definition.
+	* config/i386/i386.md (define_attr "cpu"): Add bdver3.
+	* config/i386/sse.md (sseshuf, sseshuf1): New type attributes.
+	* config/i386/athlon.md: Handle sseshuf attribute.
+	* config/i386/atom.md: Likewise.
+	* config/i386/ppro.md: Likewise.
+	* config/i386/bdver1.md: Likewise.
+	* config/i386/i386.opt (flag_dispatch_scheduler): Add bdver3.
+	* config/i386/i386-c.c (ix86_target_macros_internal): Add
+	bdver3 def_and_undef
+	* config/i386/driver-i386.c (host_detect_local_cpu): Let
+	-march=native recognize bdver3 processors.
+	* config/i386/i386.c (struct processor_costs bdver3_cost): New.
+	(m_BDVER3): New definition.
+	(m_AMD_MULTIPLE): Includes m_BDVER3.
+	(initial_ix86_tune_features): Add bdver3 tune.
+	(processor_target_table): Add bdver3 entry.
+	(static const char *const cpu_names): Add bdver3 entry.
+	(software_prefetching_beneficial_p): Add bdver3.
+	(ix86_option_override_internal): Add bdver3 instruction sets.
+	(ix86_option_override_internal): Remove XSAVEOPT for bdver1 and bdver2.
+	(ix86_issue_rate): Add bdver3.
+	(ix86_adjust_cost): Add bdver3.
+	(enum target_cpu_default): Add TARGET_CPU_DEFAULT_bdver3.
+	(enum processor_type): Add PROCESSOR_BDVER3.
+	* config/i386/bdver3.md: New file describing bdver3 pipelines.
+
+2012-11-15  David S. Miller  <davem@davemloft.net>
+
+	* expmed.c (expand_shift_1): Don't strip non-integral SUBREGs.
+
+	* configure.ac: Add check for assembler SPARC4 instruction support.
+	* configure: Rebuild.
+	* config.in: Add HAVE_AS_SPARC4 section.
+	* config/sparc/sparc.opt (mcbcond): New option.
+	* doc/invoke.texi: Document it.
+	* config/sparc/constraints.md: New constraint 'A' for 5-bit signed
+	immediates.
+	* doc/md.texi: Document it.
+	* config/sparc/sparc.c (dump_target_flag_bits): Handle MASK_CBCOND.
+	(sparc_option_override): Likewise.
+	(emit_cbcond_insn): New function.
+	(emit_conditional_branch_insn): Call it.
+	(emit_cbcond_nop): New function.
+	(output_ubranch): Use cbcond, remove label arg.
+	(output_cbcond): New function.
+	* config/sparc/sparc-protos.h (output_ubranch): Update.
+	(output_cbcond): Declare it.
+	(emit_cbcond_nop): Likewise.
+	* config/sparc/sparc.md (type attribute): New types 'cbcond'
+	and uncond_cbcond.
+	(emit_cbcond_nop): New attribute.
+	(length attribute): Handle cbcond and uncond_cbcond.
+	(in_call_delay attribute): Reject cbcond and uncond_cbcond.
+	(in_branch_delay attribute): Likewise.
+	(in_uncond_branch_delay attribute): Likewise.
+	(in_annul_branch_delay attribute): Likewise.
+	(*cbcond_sp32, *cbcond_sp64): New insn patterns.
+	(jump): Rewrite into an expander.
+	(*jump_ubranch, *jump_cbcond): New patterns.
+	* config/sparc/niagara4.md: Match 'cbcond' in 'n4_cti'.
+	* config/sparc/sparc.h (AS_NIAGARA4_FLAG): New macro, use it
+	when target default is niagara4.
+	(SPARC_SIMM5_P): Define.
+	* config/sparc/sol2.h (AS_SPARC64_FLAG): Adjust.
+	(AS_SPARC32_FLAG): Define.
+	(ASM_CPU32_DEFAULT_SPEC, ASM_CPU64_DEFAULT_SPEC): Use
+	AS_NIAGARA4_FLAG as needed.
+
+2012-11-15  Steve Ellcey  <sellcey@mips.com>
+
+	* expr.c (expand_cond_expr_using_cmove): Use promoted mode for temp.
+
+2012-11-15  Tom de Vries  <tom@codesourcery.com>
+
+	PR tree-optimization/54619
+	* tree-ssa-loop-ivopts.c (get_use_type): New function.
+	(get_computation_at): Use get_use_type.
+	(get_computation_cost_at): Declare and set mem_mode.  Use mem_mode.
+
+2012-11-15  Jakub Jelinek  <jakub@redhat.com>
+
+	* asan.c (report_error_func): Set DECL_IGNORED_P, don't touch
+	DECL_ASSEMBLER_NAME.
+	(asan_init_func): Likewise.
+	(asan_finish_file): Use void * instead of __asan_global * as type of
+	__asan_{,un}register_globals.  Set DECL_IGNORED_P on the decls.
+
+2012-11-15  Matthias Klose  <doko@ubuntu.com>
+
+	* Makefile.in (if_multiarch): Don't use a GNU make 3.81 feature.
+
+2012-11-14  Jan Hubicka  <jh@suse.cz>
+
+	PR bootstrap/55051
+	* gcov-io.c (gcov_read_summary): Fix array bound check.
+
+2012-11-14  Sterling Augustine  <saugustine@google.com>
+
+	PR debug/55328
+	* dwarf2out.c (index_address_table_entry): Check a node's refcount.
+
+2012-11-14  Jan Hubicka  <jh@suse.cz>
+
+	PR bootstrap/55051
+	* ipa-inline.c (edge_badness): Improve dumping; fix overflow.
+
+2012-11-14  Matthias Klose  <doko@ubuntu.com>
+
+	* config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
+	* config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
+	* config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
+	for 32bit non-biarch configurations.
+
+2012-11-14  Matthias Klose  <doko@ubuntu.com>
+
+	* doc/invoke.texi: Document -print-multiarch.
+	* doc/install.texi: Document --enable-multiarch.
+	* doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
+	* configure.ac: Add --enable-multiarch option.
+	* configure: Regenerate.
+	* Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
+	enable_multiarch, with_float: New macros.
+	if_multiarch: New macro, define in terms of enable_multiarch.
+	* genmultilib: Add new argument for the multiarch name.
+	* gcc.c (multiarch_dir): Define.
+	(for_each_path): Search for multiarch suffixes.
+	(driver_handle_option): Handle multiarch option.
+	(do_spec_1): Pass -imultiarch if defined.
+	(main): Print multiarch.
+	(set_multilib_dir): Separate multilib and multiarch names
+	from multilib_select.
+	(print_multilib_info): Ignore multiarch names in multilib_select.
+	* incpath.c (add_standard_paths): Search the multiarch include dirs.
+	* cppdefault.h (default_include): Document multiarch in multilib
+	member.
+	* cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
+	include directory for multiarch directories.
+	* common.opt: New options --print-multiarch and -imultilib.
+	* config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
+	Include i386/t-linux.
+	<i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
+	Include i386/t-kfreebsd.
+	<i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
+	* config/i386/t-linux64: Add multiarch names in
+	MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
+	* config/i386/t-gnu: New file.
+	* config/i386/t-kfreebsd: Likewise.
+	* config/i386/t-linux: Likewise.
+
+2012-11-14  Jan Hubicka  <jh@suse.cz>
+
+	* tree.c (set_call_expr_flags): New function.
+	(local_define_builtin): Use it.
+	* tree.h (set_call_expr_flags): Declare.
+
+2012-11-14  Uros Bizjak  <ubizjak@gmail.com>
+	    Vladimir Yakovlev  <vladimir.b.yakovlev@intel.com>
+
+	PR target/47440
+	* config/i386/i386.c (gate_insert_vzeroupper): New function.
+	(rest_of_handle_insert_vzeroupper): Ditto.
+	(struct rtl_opt_pass pass_insert_vzeroupper): New.
+	(ix86_option_override): Register vzeroupper insertion pass here.
+	(ix86_check_avx256_register): Handle SUBREGs properly.
+	(ix86_init_machine_status): Remove optimize_mode_switching[AVX_U128]
+	initialization.
+
+2012-11-14  David Edelsohn  <dje.gcc@gmail.com>
+
+	* configure.ac (HAVE_LD_LARGE_TOC): Add AIX test.
+	* configure: Regenerated.
+	* config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Warn if
+	other toc options used with cmodel. Disable TARGET_NO_FP_IN_TOC
+	and TARGET_NO_SUM_IN_TOC if not CMODEL_SMALL. CMODEL_MEDIUM means
+	CMODEL_LARGE on AIX.
+	(ASM_SPEC): -mvsx implies -mpwr6. Add -many.
+	(ASM_DEFAULT_SPEC): Use -mpwr4.
+	(TARGET_CMODEL): Define.
+	(SET_CMODEL): Define.
+	* config/rs6000/rs6000.md (largetoc_high_aix<mode>): New.
+	(largetoc_high_plus_aix<mode>): New.
+	(largetoc_low<mode>): Change to mode iterator. Test TARGET_TOC
+	instead of TARGET_ELF.
+	(tocref): Remove TARGET_ELF test.
+	* config/rs6000/rs6000.c (output_toc): Use [TE] for large TOC
+	symbols on AIX.
+	* config/rs6000/aix64.opt (mcmodel): New.
+
+2012-11-14  Andreas Tobler  <andreast@fgznet.ch>
+
+	* config/i386/i386.c (ix86_get_function_versions_dispatcher): Guard
+	variables with ASM_OUTPUT_TYPE_DIRECTIVE and
+	HAVE_GNU_INDIRECT_FUNCTION where needed.
+
+2012-11-13  Ian Lance Taylor  <iant@google.com>
+
+	* common.opt (fPIC, fPIE, fpic, fpie): Create a Negative loop such
+	that any of these options disables the others.
+
+2012-11-13  Sriraman Tallam  <tmsriram@google.com>
+
+	* cgraph.c (insert_new_cgraph_node_version): Use cgraph_get_node
+	instead of cgraph_get_create_node.
+	* config/i386/i386.c (ix86_get_function_versions_dispatcher): Move
+	ifunc not supported code to the end.
+
+2012-11-13  Martin Jambor  <mjambor@suse.cz>
+
+	PR tree-optimization/55253
+	* ipa-cp.c (merge_aggregate_lattices): Propagate aggs_contain_variable
+	flag.
+
+2012-11-13  Eric Botcazou  <ebotcazou@adacore.com>
+	    H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR middle-end/55142
+	* config/i386/i386.c (legitimize_pic_address): Properly handle
+	REG + CONST.
+	(ix86_print_operand_address): Set code to 'k' when forcing
+	addr32 prefix.  For x32, zero-extend negative displacement if
+	it < -16*1024*1024.
+
+2012-11-13  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/41993
+	* mode-switching.c (create_pre_exit): Set return_copy to last_insn if
+	copy_start is not a function return regno. Skip debug instructions
+	in instruction scan loop.
+
+2012-11-13  Andrew Stubbs  <ams@codesourcery.com>
+	    Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	* config/arm/arm.c (arm_emit_coreregs_64bit_shift): Fix comment.
+	* config/arm/arm.md (opt, opt_enabled): New attributes.
+	(enabled): Use opt_enabled.
+	(ashldi3, ashrdi3, lshrdi3): Add TARGET_NEON case.
+	(ashldi3): Allow general operands for TARGET_NEON case.
+	* config/arm/iterators.md (rshifts): New code iterator.
+	(shift, shifttype): New code attributes.
+	* config/arm/neon.md (UNSPEC_LOAD_COUNT): New unspec type.
+	(neon_load_count, ashldi3_neon_noclobber, ashldi3_neon,
+	signed_shift_di3_neon, unsigned_shift_di3_neon,
+	ashrdi3_neon_imm_noclobber, lshrdi3_neon_imm_noclobber,
+	<shift>di3_neon): New patterns.
+
+2012-11-13  Jakub Jelinek  <jakub@redhat.com>
+
+	* Makefile.in (asan.o): Depend on $(TM_P_H).
+
+	PR tree-optimization/55281
+	* tree-vect-generic.c (expand_vector_condition): Accept any
+	is_gimple_val rather than just SSA_NAME if not COMPARISON_CLASS_P.
+	* fold-const.c (fold_ternary_loc): Fold VEC_COND_EXPR if arg0 is
+	either integer_all_onesp or integer_zerop.
+	* tree-vect-stmts.c (vectorizable_condition): Build the condition
+	using corresponding vector integer type instead of vectype.
+
+	PR rtl-optimization/54127
+	* cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
+	asm goto labels from BB_HEAD (e->dest) to target bb, decrement
+	LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
+	BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
+	REG_LABEL_TARGET and REG_LABEL_OPERAND.
+
+2012-11-12  Jakub Jelinek  <jakub@redhat.com>
+
+	* asan.c (instrument_builtin_call) <case BUILT_IN_BCOPY>: Fix up
+	dest assignment.
+
+2012-11-13  Hans-Peter Nilsson  <hp@axis.com>
+
+	PR target/55257
+	* config/cris/cris.c (cris_asm_output_mi_thunk): Call
+	final_start_function and final_end_function.
+
+2012-11-12  David Edelsohn  <dje.gcc@gmail.com>
+
+	* asan.c: Include tm_p.h.
+
+2012-11-12  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR target/55195
+	* config/pa/pa.md (attr type): Add sibcall and sh_func_adrs insn types.
+	(in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
+	(in_nullified_branch_delay): Likewise.
+	(in_call_delay): Likewise.
+	Define delay for sibcall insns.  Adjust Z3 and Z4 insn reservations for
+	new types.  Add opaque cond to mark all calls, sibcalls, dyncalls and
+	the $$sh_func_adrs call as variable.  Update type of sibcalls and
+	$$sh_func_adrs call.
+	* config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
+	length instead of adjustment.  Handle negative and undefined call
+	adjustments for insn_default_length.  Remove adjustment for millicode
+	insn with unfilled delay slot.
+	(pa_output_millicode_call): Update for revised millicode length.
+	* config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
+
+2012-11-12  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree-ssa-ccp.c (dump_lattice_value) <CONSTANT>: Fix duplication.
+
+2012-11-12  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* common.opt (fvar-tracking-uninit): Document.
+	* toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
+	* config/darwin.c (darwin_override_options): Likewise.
+
+2012-11-12  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* sched-vis.c (print_pattern): Handle NULL patterns.
+
+2012-11-12  Steven Bosscher  <steven@gcc.gnu.org>
+	    Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/51447
+	* df-scan.c (df_get_entry_block_def_set): Add global regs to the set.
+	* df-problems.c (df_lr_local_compute): Make global regs always live.
+	* dce.c (deletable_insn_p): Make insns setting a global reg
+	inherently necessary.
+
+2012-11-12  Ian Bolton  <ian.bolton@arm.com>
+
+	* config/aarch64/aarch64.md (cmov<mode>_insn): Emit CSINC when
+	one of the alternatives is constant 1.
+	* config/aarch64/constraints.md: New constraint.
+	* config/aarch64/predicates.md: Rename predicate
+	aarch64_reg_zero_or_m1 to aarch64_reg_zero_or_m1_or_1.
+
+2012-11-12  Ian Bolton  <ian.bolton@arm.com>
+
+	* config/aarch64/aarch64.md (*compare_neg<mode>): New pattern.
+
+2012-11-12  Tobias Burnus  <burnus@net-b.de>
+
+	* doc/invoke.texi: Move -faddress-sanitizer from Optimization
+	Options to Debugging Options.
+
+2012-11-12  Jakub Jelinek  <jakub@redhat.com>
+
+	* asan.c: Formatting cleanups.
+
+2012-11-12  Wei Mi  <wmi@google.com>
+
+	* gcc.c (LINK_COMMAND_SPEC): Add -lasan to link command if
+	-faddress-sanitizer is on.
+
+2012-11-12  Dodji Seketeli  <dodji@redhat.com>
+
+	* gimple.h (is_gimple_builtin_call): Declare ...
+	* gimple.c (is_gimple_builtin_call): ... new public function.
+	* asan.c (insert_if_then_before_iter, instrument_mem_region_access,
+	instrument_strlen_call, maybe_instrument_builtin_call,
+	instrument_call): New static functions.
+	(create_cond_insert_point): Renamed
+	create_cond_insert_point_before_iter into this.  Add a new
+	parameter to decide whether to insert the condition before or
+	after the statement iterator.
+	(build_check_stmt): Adjust for the new create_cond_insert_point.
+	Add a new parameter to decide whether to add the instrumentation
+	code before or after the statement iterator.
+	(instrument_assignment): Factorize from ...
+	(transform_statements): ... here.  Use maybe_instrument_call to
+	instrument builtin function calls as well.
+	(instrument_derefs): Adjust for the new parameter of
+	build_check_stmt.  Fix detection of bit-field access.
+
+2012-11-12  Dodji Seketeli  <dodji@redhat.com>
+
+	* asan.c (create_cond_insert_point_before_iter): Factorize out of ...
+	(build_check_stmt): ... here.
+
+2012-11-12  Dodji Seketeli  <dodji@redhat.com>
+
+	* asan.c (create_cond_insert_point_before_iter): Factorize out of ...
+	(build_check_stmt): ... here.
+
+2012-11-12  Dodji Seketeli  <dodji@redhat.com>
+
+	* asan.c (build_check_stmt): Accept the memory access to be
+	represented by an SSA_NAME.
+
+2012-11-12  Jakub Jelinek  <jakub@redhat.com>
+	    Wei Mi  <wmi@google.com>
+
+	* varasm.c: Include asan.h.
+	(assemble_noswitch_variable): Grow size by asan_red_zone_size
+	if decl is asan protected.
+	(place_block_symbol): Likewise.
+	(assemble_variable): If decl is asan protected, increase
+	DECL_ALIGN if needed, and for decls emitted using
+	assemble_variable_contents append padding zeros after it.
+	* Makefile.in (varasm.o): Depend on asan.h.
+	* asan.c: Include output.h.
+	(asan_pp, asan_pp_initialized, asan_ctor_statements): New variables.
+	(asan_pp_initialize, asan_pp_string): New functions.
+	(asan_emit_stack_protection): Use asan_pp{,_initialized}
+	instead of local pp{,_initialized} vars, use asan_pp_initialize
+	and asan_pp_string helpers.
+	(asan_needs_local_alias, asan_protect_global,
+	asan_global_struct, asan_add_global): New functions.
+	(asan_finish_file): Protect global vars that can be protected. Use
+	asan_ctor_statements instead of ctor_statements
+	* asan.h (asan_protect_global): New prototype.
+	(asan_red_zone_size): New inline function.
+
+2012-11-12  Jakub Jelinek  <jakub@redhat.com>
+
+	* Makefile.in (asan.o): Depend on $(EXPR_H) $(OPTABS_H).
+	(cfgexpand.o): Depend on asan.h.
+	* asan.c: Include expr.h and optabs.h.
+	(asan_shadow_set): New variable.
+	(asan_shadow_cst, asan_emit_stack_protection): New functions.
+	(asan_init_shadow_ptr_types): Initialize also asan_shadow_set.
+	* cfgexpand.c: Include asan.h.  Define HOST_WIDE_INT heap vector.
+	(partition_stack_vars): If i is large alignment and j small
+	alignment or vice versa, break out of the loop instead of continue,
+	and put the test earlier.  If flag_asan, break out of the loop
+	if for small alignment size is different.
+	(struct stack_vars_data): New type.
+	(expand_stack_vars): Add DATA argument.  Change PRED type to
+	function taking size_t argument instead of tree.  Adjust pred
+	calls.  Fill DATA in and add needed padding in between variables
+	if -faddress-sanitizer.
+	(defer_stack_allocation): Defer everything for flag_asan.
+	(stack_protect_decl_phase_1, stack_protect_decl_phase_2): Take
+	size_t index into stack_vars array instead of the decl directly.
+	(asan_decl_phase_3): New function.
+	(expand_used_vars): Return var destruction sequence.  Adjust
+	expand_stack_vars calls, add another one for flag_asan.  Call
+	asan_emit_stack_protection if expand_stack_vars added anything
+	to the vectors.
+	(expand_gimple_basic_block): Add disable_tail_calls argument.
+	(gimple_expand_cfg): Pass true to it if expand_used_vars returned
+	non-NULL.  Emit the sequence returned by expand_used_vars after
+	return_label.
+	* asan.h (asan_emit_stack_protection): New prototype.
+	(asan_shadow_set): New decl.
+	(ASAN_RED_ZONE_SIZE, ASAN_STACK_MAGIC_LEFT, ASAN_STACK_MAGIC_MIDDLE,
+	ASAN_STACK_MAGIC_RIGHT, ASAN_STACK_FRAME_MAGIC): Define.
+	(asan_protect_stack_decl): New inline.
+	* toplev.c (process_options): Also disable -faddress-sanitizer on
+	!FRAME_GROWS_DOWNWARDS targets.
+
+2012-11-12  Jakub Jelinek  <jakub@redhat.com>
+
+	* asan.c (build_check_stmt): Rename join_bb variable to else_bb.
+	(gate_asan_O0): New function.
+	(pass_asan_O0): New variable.
+	* passes.c (init_optimization_passes): Add pass_asan_O0.
+	* tree-pass.h (pass_asan_O0): New declaration.
+
+2012-11-12  Jakub Jelinek  <jakub@redhat.com>
+	    Xinliang David Li  <davidxl@google.com>
+	    Dodji Seketeli  <dodji@redhat.com>
+
+	* Makefile.in (GTFILES): Add $(srcdir)/asan.c.
+	(asan.o): Update the dependencies of asan.o.
+	* asan.c (tm.h, tree.h, tm_p.h, basic-block.h, flags.h
+	function.h, tree-inline.h, tree-dump.h, diagnostic.h, demangle.h,
+	langhooks.h, ggc.h, cgraph.h, gimple.h): Remove these unused but
+	included headers.
+	(shadow_ptr_types): New variable.
+	(report_error_func): Change is_store argument to bool, don't append
+	newline to function name.
+	(PROB_VERY_UNLIKELY, PROB_ALWAYS): Define.
+	(build_check_stmt): Change is_store argument to bool.  Emit GIMPLE
+	directly instead of creating trees and gimplifying them.  Mark
+	the error reporting function as very unlikely.
+	(instrument_derefs): Change is_store argument to bool.  Use
+	int_size_in_bytes to compute size_in_bytes, simplify size check.
+	Use build_fold_addr_expr instead of build_addr.
+	(transform_statements): Adjust instrument_derefs caller.
+	Use gimple_assign_single_p as stmt test.  Don't look at MEM refs
+	in rhs2.
+	(asan_init_shadow_ptr_types): New function.
+	(asan_instrument): Don't push/pop gimplify context.
+	Call asan_init_shadow_ptr_types if not yet initialized.
+	* asan.h (ASAN_SHADOW_SHIFT): Adjust comment.
+
+2012-11-12  Jakub Jelinek  <jakub@redhat.com>
+
+	* toplev.c (process_options): Warn and turn off
+	-faddress-sanitizer if not supported by target.
+	* asan.c: Include target.h.
+	(asan_scale, asan_offset_log_32, asan_offset_log_64,
+	asan_offset_log): Removed.
+	(build_check_stmt): Use ASAN_SHADOW_SHIFT and
+	targetm.asan_shadow_offset ().
+	(asan_instrument): Don't initialize asan_offset_log.
+	* asan.h (ASAN_SHADOW_SHIFT): Define.
+	* target.def (TARGET_ASAN_SHADOW_OFFSET): New hook.
+	* doc/tm.texi.in (TARGET_ASAN_SHADOW_OFFSET): Add it.
+	* doc/tm.texi: Regenerated.
+	* Makefile.in (asan.o): Depend on $(TARGET_H).
+	* config/i386/i386.c (ix86_asan_shadow_offset): New function.
+	(TARGET_ASAN_SHADOW_OFFSET): Define.
+
+2012-11-12  Wei Mi  <wmi@google.com>
+	    Diego Novillo  <dnovillo@google.com>
+	    Dodji Seketeli  <dodji@redhat.com>
+
+	* Makefile.in: Add asan.c and its dependencies.
+	* common.opt: Add -faddress-sanitizer option.
+	* doc/invoke.texi: Document the new flag.
+	* passes.c: Add the asan pass.
+	* toplev.c (compile_file): Call asan_finish_file.
+	* asan.c: New file.
+	* asan.h: New file.
+	* tree-pass.h: Declare pass_asan.
+
+2012-11-12  Tobias Burnus  <burnus@net-b.de>
+
+	* diagnostic.c (diagnostic_append_note): Also call va_end when
+	inhibit_notes_p is true.
+
+2012-11-12  Bin Cheng  <bin.cheng@arm.com>
+
+	* gcse.c (struct bb_data): Add new fields, old_pressure, live_in
+	and backup.
+	(get_regno_pressure_class): Add prototype.
+	(update_bb_reg_pressure): New.
+	(should_hoist_expr_to_dom): Add new parameter from.
+	Monitor the change of reg pressure and use it to drive hoisting.
+	(hoist_code): Update LIVE and reg pressure information.
+	(calculate_bb_reg_pressure): Initialize live_in and backup.
+
+2012-11-12  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* doc/md.texi (Standard Pattern Names For Generation): Fix swapped
+	sine and cosine operands in the sincos description.
+
+2012-11-12  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/53512
+	* config/sh/sh.md (sincossf3): Fix swapped sin and cos operands.
+
+2012-11-11  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.md (*movti_internal_rex64): Remove "!" from
+	riF->o alternative.
+
+2012-11-11  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
+	* config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
+
+2012-11-11  Eric Botcazou  <ebotcazou@adacore.com>
+	    H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR rtl-optimization/55247
+	PR middle-end/55259
+	* emit-rtl.c (adjust_address_1): If POINTERS_EXTEND_UNSIGNED > 0,
+	handle ZERO_EXTEND.
+	* recog.c (offsettable_address_addr_space_p): Likewise.
+
+2012-11-11  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR middle-end/55263
+	* postreload.c (rest_of_handle_postreload): With non-call exceptions,
+	if edges are purged call cleanup_cfg to remove unreachable blocks.
+
+2012-11-11  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/extend.texi: Copy-edit to use "built-in function" instead
+	of "builtin", per GCC coding standards.  Also use consistent
+	capitalization in titles of sections describing built-in functions.
+
+2012-11-11  Martin Jambor  <mjambor@suse.cz>
+
+	PR tree-optimization/55238
+	* ipa-cp.c (agg_pass_through_permissible_p): New function.
+	(propagate_aggs_accross_jump_function): Use it.
+	(find_aggregate_values_for_callers_subset): Likewise and relax an
+	assert.
+
+2012-11-10  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/47440
+	* config/i386/i386.c (check_avx256_stores): Remove.
+	(ix86_check_avx256_register): New.
+	(ix86_avx_u128_mode_needed): Use ix86_check_avx256_register.
+	Check the whole RTX for 256bit registers using for_each_rtx.
+	(ix86_check_avx_stores): New.
+	(ix86_avx_u128_mode_after): Change mode of CALL RTX to AVX_U128_CLEAN
+	if there are no 256bit registers used in the function return register.
+	(ix86_avx_u128_mode_entry): Use ix86_check_avx256_register.
+	(ix86_avx_u128_mode_exit): Ditto.
+
+2012-11-10  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/48636
+	* ipa-inline.c (want_inline_small_function_p): Take aray index hint.
+	(edge_badness): Likewise.
+	* ipa-inline.h (inline_hints_vals): Add array_index and comments.
+	(inline_summary): Add ARRAY_INDEX.
+	* ipa-inline-analysis.c (dump_inline_hints): Dump array_index hint.
+	(reset_inline_summary): Handle array_index hint.
+	(inline_node_duplication_hook): Likewise.
+	(dump_inline_summary): Likewise.
+	(array_index_predicate): New function.
+	(estimate_function_body_sizes): Use it.
+	(estimate_node_size_and_time): Use array_index hint.
+	(inline_merge_summary, inline_read_section): Likewise.
+
+2012-11-10  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/extend.texi: Copy-edit to use "bit-field" consistently
+	instead of "bitfield" or "bit field".
+
+2012-11-10  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/extend.texi: Copy-edit to fix incorrect hyphenation phrases
+	involving "bit", "byte", "word", "precision", and "floating"
+	modifiers.
+
+2012-11-10  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/extend.texi: Copy-edit to fix incorrect uses of "which"
+	and "that" throughout the file.
+
+2012-11-10  Andrew Pinski  <apinski@cavium.com>
+
+	PR bootstrap/55202
+	* configure.ac: Set PLUGIN_LD_SUFFIX to just "ld" if it was "ld-new"
+	or "collect-ld".
+	* configure: Regenerate.
+
+2012-11-10  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* expr.c (store_field): Remove TYPE parameter.  Remove block of code
+	dealing with BLKmode in registers.  Reimplement this support using
+	pseudo-registers and bit-field techniques.
+	(store_constructor_field): Remove TYPE parameter and adjust calls to
+	store_field.
+	(expand_assignment): Adjust calls to store_field.  Add comment.
+	(store_expr): Add comment.
+	(store_constructor): Adjust calls to store_constructor_field.
+	(expand_expr_real_2): Adjust call to store_field.
+
+2012-11-10  Vladimir Makarov  <vmakarov@redhat.com>
+	    Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/55247
+	* config/i386/i386.md (*movti_internal_rex64): Add "!" to riF->o
+	alternative.
+
+2012-11-09  Ed Smith-Rowland  <3dw4rd@verizon.net>
+
+	PR c++/54413
+	* doc/invoke.texi: Document f[no-]ext-numeric-literals flag.
+
+2012-11-09  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
+
+2012-11-09  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (ix86_lra_p): Remove.
+	(TARGET_LRA_P): Use hook_bool_void_true.
+
+2012-11-09  Jason Merrill  <jason@redhat.com>
+
+	* attribs.c (lookup_attribute_spec): Handle getting a TREE_LIST.
+
+2012-11-09  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR tree-optimization/55154
+	* lra-int.h (LRA_LOSER_COST_FACTOR, LRA_MAX_REJECT): New macros.
+	* lra.c (setup_operand_alternative): Use them.
+	* lra-constraints.c (LOSER_COST_FACTOR, MAX_OVERALL_COST_BOUND):
+	Remove.
+	(process_alt_operands): Use LRA_LOSER_COST_FACTOR and LRA_MAX_REJECT.
+	Accumulate reject instead of setting for non-const.
+	(curr_insn_transform): Initialize best_losers and best_overall by
+	INT_MAX.
+
+2012-11-09  Christian Bruel  <christian.bruel@st.com>
+
+	* config/sh/sh.c (sh_can_use_simple_return_p): Enable with
+	-freorder-blocks-and-partition.
+
+2012-11-09  Kenneth Zadeck <zadeck@naturalbridge.com>
+
+	* rtl.h (CONST_SCALAR_INT_P): New macro.
+	* cfgexpand.c (expand_debug_locations): Changed to use
+	CONST_SCALAR_INT_P macro.
+	* combine.c (try_combine, subst, make_extraction,
+	gen_lowpart_for_combine): Ditto.
+	* cselib.c (entry_and_rtx_equal_p, rtx_equal_for_cselib_1): Ditto.
+	* dwarf2out.c (loc_descriptor): Ditto.
+	* emit-rtl.c (gen_lowpart_common): Ditto.
+	* ira-costs.c (record_reg_classes, record_address_regs): Ditto.
+	* ira-lives.c (single_reg_class): Ditto.
+	* recog.c (simplify_while_replacing, asm_operand_ok,
+	constrain_operands): Ditto.
+	* reload.c (find_reloads): Ditto.
+	* simplify-rtx.c (simplify_unary_operation_1,
+	simplify_const_unary_operation, simplify_binary_operation_1,
+	simplify_const_binary_operation, simplify_relational_operation_1,
+	simplify_subreg): Ditto.
+
+2012-11-09  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR middle-end/54385
+	* postreload.c (reload_cse_simplify): Return a bool indicating
+	whether the CFG was changed.
+	(reload_cse_regs_1): Traverse the CFG instead of the insns chain.
+	Cleanup the CFG if edges may have been removed.
+	(reload_cse_regs): Update.
+
+2012-11-09  Andrey Belevantsev  <abel@ispras.ru>
+
+	PR rtl-optimization/54472
+	* sel-sched-ir.c (has_dependence_note_reg_set): Handle implicit sets.
+	(has_dependence_note_reg_clobber, has_dependence_note_reg_use):
+	Likewise.
+
+2012-11-09  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* config/i386/i386.c (release_scratch_register_on_entry): Also adjust
+	sp_offset manually.
+
+2012-11-08  Christian Bruel  <christian.bruel@st.com>
+
+	* tree-ssa-tail-merge.c (replace_block_by): Update bb2 profile count.
+	Do not reset dead bb1->frequency.
+
+2012-11-08  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR tree-optimization/55191
+	* cfganal.c (connect_infinite_loops_to_exit): Call dfs_deadend here.
+	(flow_dfs_compute_reverse_execute): Don't call it here.
+
+2012-11-08  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/53145
+	* dwarf2out.c (gen_compile_unit_die): Don't call gen_producer_string
+	here, instead add "" if producer_string is NULL.
+	(dwarf2out_finish): Call gen_producer_string here, unconditionally
+	decrease refcount of the old indirect string and set val_str to
+	find_AT_string result.
+
+	PR debug/54499
+	* cgraphunit.c (assemble_thunk): Don't call source_line debug hook
+	here, instead call insn_locations_{init,finalize} and initialize
+	prologue_location.
+
+2012-11-08  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>
+
+	PR driver/54789
+	* gcc.c (process_command): Use save_switch for synthesized
+	-fcompare-debug=* option; mark the switch as known.
+
+2012-11-08  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/54308
+	* config/rs6000/rs6000.c (legitimate_indirect_address_p): Remove
+	inline keyword.
+
+2012-11-08  Bernd Schmidt  <bernds@codesourcery.com>
+
+	PR rtl-optimization/54850
+	* sched-deps.c (find_inc): Add all dependencies from the inc_insn
+	to the mem_insn.
+
+2012-11-08  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/48636
+	* ipa-inline.c (big_speedup_p): New function.
+	(want_inline_small_function_p): Use it.
+	(edge_badness): Dump it.
+	* params.def (inline-min-speedup): New parameter.
+	* doc/invoke.texi (inline-min-speedup): Document.
+
+2012-11-08  Martin Jambor  <mjambor@suse.cz>
+
+	* ipa-prop.c (determine_known_aggregate_parts): Skip writes to
+	different declarations when tracking writes to a declaration.
+
+2012-11-07  David S. Miller  <davem@davemloft.net>
+
+	* config/sparc/constraints.md ("U"): Document, in detail,
+	which this constraint is necessary.
+
+2012-11-07  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR middle-end/55235
+	* expr.c (store_expr): Do not call emit_block_move for
+	non-BLKmode values.
+
+2012-11-07  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR middle-end/55219
+	* fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
+	the argument is itself a conditional expression.
+
+2012-11-07  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR rtl-optimization/55122
+	* lra-constraints.c (match_reload): Sync values for dead input pseudos.
+
+2012-11-07  Richard Henderson  <rth@redhat.com>
+
+	* trans-mem.c (pass_ipa_tm): Don't use TODO_update_ssa.
+
+2012-11-07  Peter Bergner  <bergner@vnet.ibm.com>
+
+	* doc/invoke.texi (-mcpu=power8): Document.
+	* config.in (HAVE_AS_POWER8): New.
+	* config.gcc: Add cpu_type power8.
+	* configure.ac: (HAVE_AS_POWER8): Check for assembler support for
+	the POWER8 instructions.
+	* configure: Regenerate.
+	* config/rs6000/rs6000.h: (ASM_CPU_POWER8_SPEC): Define.
+	(ASM_CPU_SPEC): Pass %(asm_cpu_power8) for -mcpu=power8.
+	(EXTRA_SPECS): Add asm_cpu_power8 spec string.
+	* config/rs6000/rs6000-cpus.def (processor_target_table): Alias
+	POWER8 to POWER7.
+	* config/rs6000/rs6000-tables.opt: Regenerate.
+	* config/rs6000/driver-rs6000.c (ASM_CPU_SPEC): For -mcpu=power8,
+	pass %(asm_cpu_power8)/-mpwr8.
+	* config/rs6000/aix53.h: Likewise.
+	* config/rs6000/aix61.h: Likewise.
+
+2012-11-07  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/55224
+	* config/i386/i386.c (ix86_function_ok_for_sibcall): Put back exception
+	to make a sibcall if one of the functions has void return type.
+
+2012-11-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	PR c/53063
+	* doc/invoke.texi (Wformat): Update.
+
+2012-11-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* optc-gen.awk: Factor code out to...
+	* opt-functions.awk (lang_enabled_by): ... this new function.
+
+2012-11-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	PR c/53063
+	* common.opt (Wswitch,Wswitch-default,Wswitch-enum): Move to c.opt.
+
+2012-11-07  Yufeng Zhang  <yufeng.zhang@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_expand_prologue): Add the missing
+	argument 'Pmode' to the 'plus_constant' call.
+
+2012-11-07  Martin Jambor  <mjambor@suse.cz>
+
+	PR tree-optimization/53787
+	* ipa-cp.c (ipcp_value_source): New field offset.
+	(ipcp_agg_lattice): New type.
+	(ipcp_param_lattices): Likewise, move virt_call from ipcp_lattice here.
+	(ipcp_agg_lattice_pool): New variable.
+	(ipa_get_parm_lattices): New function.
+	(ipa_get_lattice): Turned into ipa_get_scalar_lat, use the above.
+	Adjusted all callers.
+	(print_lattice): New function.
+	(print_all_lattices): Use the above, also print aggregate lattices.
+	(set_agg_lats_to_bottom): New function.
+	(set_agg_lats_contain_variable): Likewise.
+	(set_all_contains_variable): Likewise.
+	(initialize_node_lattices): Also handle aggregate lattices, set
+	virt_call in ipcp_param_lattices.
+	(add_value_source): Handle offsets.
+	(add_value_to_lattice): Likewise.
+	(add_scalar_value_to_lattice): New function.
+	(propagate_vals_accross_pass_through): Use add_scalar_value_to_lattice.
+	(propagate_vals_accross_ancestor): Likewise.
+	(propagate_accross_jump_function): Renamed to
+	propagate_scalar_accross_jump_function, use
+	add_scalar_value_to_lattice.
+	(set_check_aggs_by_ref): New function.
+	(merge_agg_lats_step): Likewise.
+	(set_chain_of_aglats_contains_variable): Likewise.
+	(merge_aggregate_lattices): Likewise.
+	(propagate_constants_accross_call): Also handle aggregate lattices.
+	(hint_time_bonus): New function.
+	(context_independent_aggregate_values): Likewise.
+	(gather_context_independent_values): Also handle agggregate values.
+	(agg_jmp_p_vec_for_t_vec): New function.
+	(estimate_local_effects): Also handle agggregate values.
+	(add_all_node_vals_to_toposort): Likewise.
+	(ipcp_propagate_stage): Use struct ipcp_param_lattices.
+	(get_clone_agg_value): New function.
+	(cgraph_edge_brings_value_p): Also handle agggregate values.
+	(create_specialized_node): Likewise.
+	(find_more_values_for_callers_subset): Rename to
+	find_more_scalar_values_for_callers_subset.  Modify dump.
+	(copy_plats_to_inter): New function.
+	(intersect_with_plats): Likewise.
+	(agg_replacements_to_vector): Likewise.
+	(intersect_with_agg_replacements): Likewise.
+	(find_aggregate_values_for_callers_subset): Likewise.
+	(known_aggs_to_agg_replacement_list): Likewise.
+	(cgraph_edge_brings_all_scalars_for_node): Likewise.
+	(cgraph_edge_brings_all_agg_vals_for_node): Likewise.
+	(perhaps_add_new_callers): Old functionality moved to
+	cgraph_edge_brings_all_scalars_for_node, call it and
+	cgraph_edge_brings_all_agg_vals_for_node.
+	(ipcp_val_in_agg_replacements_p): New function.
+	(decide_about_value): New function.
+	(decide_whether_version_node): A lot of functionality moved to
+	decide_about_value.  Also handle agggregate values.
+	(ipcp_driver): Also allocate ipcp_agg_lattice_pool.
+	(pass_ipa_cp): Fill in new entries.
+	* ipa-prop.c (ipa_node_agg_replacements): New variable.
+	(free_parms_ainfo): New function.
+	(ipa_analyze_node): Use free_parms_ainfo to free stuff.
+	(ipa_find_agg_cst_for_param): Do not rely on offset ordering.
+	(ipa_set_node_agg_value_chain): New function.
+	(ipa_node_removal_hook): Also handle ipa_node_agg_replacements.
+	(ipa_node_duplication_hook): Likewise.
+	(ipa_free_all_structures_after_ipa_cp): Also free ipcp_agg_lattice_pool.
+	(ipa_free_all_structures_after_iinln): Likewise.
+	(ipa_dump_agg_replacement_values): New function.
+	(write_agg_replacement_chain): Likewise.
+	(read_agg_replacement_chain): Likewise.
+	(ipa_prop_write_all_agg_replacement): Likewise.
+	(read_replacements_section): Likewise.
+	(ipa_prop_read_all_agg_replacement): Likewise.
+	(adjust_agg_replacement_values): Likewise.
+	(ipcp_transform_function): Likewise.
+	* ipa-prop.h: Also define heap vector of ipa_agg_jf_item_t and of
+	ipa_agg_jump_function_t.
+	(ipa_node_params): Make lattices an array of ipcp_param_lattices.
+	(ipa_agg_replacement_value): New type and its vector.
+	(ipa_set_node_agg_value_chain) Declare.
+	(ipa_node_agg_replacements): Likewise.
+	(ipa_get_agg_replacements_for_node): New function.
+	(ipcp_agg_lattice_pool): Declare.
+	(ipa_dump_agg_replacement_values): Likewise.
+	(ipa_prop_write_all_agg_replacement): Likewise.
+	(ipa_prop_read_all_agg_replacement): Likewise.
+	(ipcp_transform_function): Likewise.
+	* ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time): Pass around
+	known aggregates and hints.
+	* ipa-inline.h: include ipa-prop.h.
+	(estimate_ipcp_clone_size_and_time): Adjust declaration.
+	* lto-streamer.h (lto_section_type): New item
+	LTO_section_ipcp_transform.
+	* lto-section-in.c (lto_section_name): New element ipcp_trans.
+	* params.def (PARAM_IPA_CP_LOOP_HINT_BONUS): New parameter.
+	* Makefile.in (IPA_INLINE_H): New.  Use everywhee instead of
+	ipa-inline.h.
+
+2012-11-07  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (enum upper_128bits_state): Remove.
+	(check_avx256_store): Use bool pointer argument.
+	(ix86_avx_u128_mode_needed): Use note_stores also for CALL insns.
+	* config/i386/predicates.md (vzeroupper_operation): Use match_test.
+
+2012-11-07  Yufeng Zhang  <yufeng.zhang@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_expand_prologue): For the
+	load-pair with writeback instruction, replace
+	aarch64_set_frame_expr with add_reg_note (REG_CFA_ADJUST_CFA);
+	add new local variable 'cfa_reg' and use it.
+
+2012-11-07  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	PR middle-end/49220
+	* mode-switching.c (create_pre_exit): Set short_block if there
+	are no copy insns.
+
+2012-11-07  Martin Jambor  <mjambor@suse.cz>
+
+	* lto-cgraph.c: Include tree-pass.h.
+	(lto_output_node): Stream node->ipa_transforms_to_apply.
+	(input_node): Likewise.
+	* tree-pass.h (passes_by_id): Declare.
+	(passes_by_id_size): Likewise.
+	* Makefile.in (lto-cgraph.o): Add TREE_PASS_H to dependencies.
+
+2012-11-07  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-inline-analysis.c (true_predicate, single_cond_predicate,
+	reset_inline_edge_summary): Fix formatting.
+	(account_size_time): Bump up the limit on number of size/time
+	entries to 256.
+	(estimate_function_body_sizes): Work in reverse postorder.
+
+2012-11-07  David S. Miller  <davem@davemloft.net>
+
+	PR bootstrap/55211
+	Revert:
+	* config/sparc/constraints.md ("U"): Delete.
+	* config/sparc/sparc.md: Use 'r' constraint instead of 'U'.
+	* config/sparc/sync.md: Likewise.
+	And revert parts of:
+	* doc/md.texi: Sync sparc constraint documentation with reality.
+
+2012-11-07  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/i386/i386.c (ix86_avx_u128_mode_after): Don't
+	look for reg in CALL operand.
+
+	PR debug/54693
+	* tree-flow.h (propagate_threaded_block_debug_into): New prototype.
+	* tree-ssa-threadedge.c (propagate_threaded_block_debug_into): No
+	longer static.
+	* tree-ssa-loop-ch.c (copy_loop_headers): Use it.
+
+2012-11-06  Sterling Augustine <saugustine@google.com>
+
+	* dwarf2out.c (output_comdat_type_unit): Check for OBJECT_FORMAT_ELF.
+
+2012-11-06  Aldy Hernandez  <aldyh@redhat.com>
+	    Richard Henderson  <rth@redhat.com>
+
+	* cfg-flags.def (TM_UNINSTRUMENTED, TM_ABORT): New.
+	* trans-mem.c (PROB_VERY_LIKELY, PROB_UNLIKELY, PROB_LIKELY): New.
+	(struct tm_region): Add tm_state, restart_block,
+	original_transaction_was_outer.
+	(tm_region_init_0): Initialize them.
+	(collect_bb2reg, get_bb_regions_instrumented): New.
+	(tm_log_emit_save_or_restores): Merge into ...
+	(expand_transaction): ... here.
+	(generate_tm_state, propagate_tm_flags_out): New.
+	(execute_tm_mark): Avoid processing blocks more than once.
+	(split_bb_make_tm_edge): Split out from ...
+	(make_tm_edge): ... here.  And merge the rest into ...
+	(expand_block_edges): ... here.
+	(execute_tm_edges): Avoid processing blocks more than once.
+	(ipa_uninstrument_transaction): New.
+	(ipa_tm_scan_calls_transaction): Use it.  Rebuild cgraph and ssa.
+	(ipa_tm_execute): Init and free original_copy_tables.
+	* trans-mem.h (PR_MULTIWAYCODE): New.
+	* tree-cfg.c (make_edges): Use EDGE_TM_ABORT.
+
+2012-11-06  Aldy Hernandez  <aldyh@redhat.com>
+
+	* cfghooks.c (copy_bbs): Handle a null loop_father.
+
+	* cgraph.c (cgraph_debug_gimple_stmt): Handle a null
+	current_function_decl.
+
+2012-11-06  Richard Henderson  <rth@redhat.com>
+
+	* tree-ssa-tail-merge.c (find_duplicate): Do not consider
+	is_tm_ending_fndecl calls as mergable.
+
+2012-11-06  Sterling Augustine <saugustine@google.com>
+	    Cary Coutant <ccoutant@google.com>
+
+	* common.opt (gno-split-dwarf, gsplit-dwarf): New switches.
+	* doc/invoke.texi (Debugging Options): Document them.
+	* gcc.c (replace_extension_spec_func):  New function.
+	(ASM_FINAL_SPEC): Adjust.
+	(static_spec_functions): Add new field for replace-extension.
+	(check_live_switch): Adjust comment.  Add case for 'g'.
+	* opts.c (finish_options): Set x_debug_generate_pub_sections based on
+	x_dwarf_split_debug_info.
+	(common_handle_option): Add case for OPT_gsplit_dwarf.
+	* dwarf2out.h (addr_table_entry_struct): Add forward declaration.
+	(dw_val_struct): Add val_entry pointer.
+	* dwarf2out.c (debug_skeleton_info_section,
+	debug_skeleton_abbrev_section, debug_addr_section,
+	debug_skeleton_line_section, debug_str_offsets_section): New globals.
+	(NOT_INDEXED, NO_INDEX_ASSIGNED): New defines.
+	(indirect_string_node): New field index.
+	(ate_kind): New enum with fields ate_kind_rtc, ate_kind_rtx_dtprel,
+	ate_kind_label.
+	(addr_table_entry): New structure and type.
+	(dw_loc_list_struct): Add field begin_entry.
+	(new_loc_desc): Initialize val_entry.
+	(size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
+	Add cases for DW_OP_GNU_addr_index and DW_OP_const_index.
+	(build_cfa_loc): Initialize val_entry.
+	(AT_index, add_addr_table_entry, remove_addr_table_entry,
+	add_AT_lbl_id): New functions.
+	(add_AT_addr, add_AT_range_list): New parameter force_direct.
+	(output_die_abbrevs): New function.
+	(add_ranges_by_labels): New parameter force_direct.
+	(output_line_info): New parameter prologue_only.
+	(dtprel_bool): New enum with dtprel_false and dtprel_true.
+	(dw_addr_op, new_addr_loc_descr): New functions.
+	(DEBUG_DWO_INFO_SECTION, DEBUG_DWO_ABBREV_SECTION,
+	DEBUG_ADDR_SECTION, DEBUG_NORM_MACINFO_SECTION,
+	DEBUG_DWO_MACINFO_SECTION, DEBUG_MACINFO_SECTION,
+	DEBUG_NORM_MACRO_SECTION, DEBUG_DWO_MACRO_SECTION,
+	DEBUG_MACRO_SECTION, DEBUG_DWO_LINE_SECTION,
+	DEBUG_DWO_LOC_SECTION, DEBUG_NORM_STR_OFFSETS_SECTION,
+	DEBUG_DWO_STR_OFFSETS_SECTION, DEBUG_STR_OFFSETS_SECTION,
+	DEBUG_DWO_STR_SECTION, DEBUG_NORM_STR_SECTION, DEBUG_STR_SECTION,
+	DEBUG_MACRO_SECTION_FLAGS, DEBUG_SKELETON_LINE_SECTION_LABEL,
+	DEBUG_SKELETON_INFO_SECTION_LABEL, DEBUG_ADDR_SECTION_LABEL
+	DEBUG_SKELETON_ABBREV_SECTION_LABEL): New macros.
+	(DEBUG_STR_SECTION_FLAGS): Adjust.
+	(TEXT_SECTION_LABEL, COLD_TEXT_SECTION_LABEL,
+	DEBUG_LINE_SECTION_LABEL, DEBUG_INFO_SECTION_LABEL,
+	DEBUG_ABBREV_SECTION_LABEL, DEBUG_ADDR_SECTION_LABEL,
+	DEBUG_LOC_SECTION_LABEL, DEBUG_RANGES_SECTION_LABEL,
+	DEBUG_MACINFO_SECTION_LABEL, DEBUG_MACRO_SECTION_LABEL): Adjust
+	indentation.
+	(debug_skeleton_abbrev_section_label, debug_addr_section_label,
+	debug_skeleton_line_section_label, debug_skeleton_info_section_label):
+	New global variables.
+	(add_AT_flag, add_AT_int, add_AT_unsigned, add_AT_double, add_AT_vec,
+	add_AT_data8): Initialize val_entry.
+	(add_AT_low_high_pc): New parameter force_direct. Handle
+	dwarf_split_debug_info.
+	(set_indirect_string, find_AT_string_form): New functions.
+	(AT_string_form): Adjust to call find_AT_string_from.
+	(add_AT_die_ref, add_AT_fde_ref, add_AT_loc, add_AT_list):
+	Initialize val_entry.
+	(addr_index_table): New global variable.
+	(addr_table_entry_do_hash, addr_table_entry_eq, add_addr_table_entry,
+	init_addr_table_entry, remove_addr_table_entry, index_addr_table_entry,
+	remove_loc_list_addr_table_entries): New functions.
+	(add_AT_addr, add_AT_lbl_id, add_AT_range_list): New parameter
+	force_direct.  Handle dwarf_split_debug_info.
+	(add_AT_file, add_AT_vms_delta, add_AT_lineptr, add_AT_macptr,
+	add_AT_offset): Initialize val_entry.
+	(UNRELOCATED_OFFSET, RELOCATED_OFFSET): New defines.
+	(size_of_die): Handle dwarf_split_debug_info.
+	(size_of_aranges, value_format): Call AT_class.  Check AT_index.
+	(output_die_abbrevs): New function.
+	(output_abbrev_section): Call output_die_abbrevs.
+	(new_loc_list): Initialize begin_entry.
+	(output_loc_list): Handle dwarf_split_debug_info.
+	(output_range_list_offset, output_loc_list_offset,
+	output_attr_index_or_value, ): New functions.
+	(output_die): Fix call to dw2_asm_output_data.  Call
+	output_attr_index_or_value and output_range_list_offset.
+	Adjust logic around dw_val_class_str.
+	(add_top_lebel_skeleton_die_attrs, get_skeleton_type_unit,
+	output_skeleton_debug_sections): New functions.
+	(output_comdat_type_unit, output_pubname, output_aranges): Handle
+	dwarf_split_debug_info.
+	(add_ranges_by_labels): New parameter force_direct.
+	(mem_loc_descriptor, loc_descr): Call new_addr_loc_descr.
+	(loc_list_from_tree, add_const_value_attribtue): Use dtprel_bools in
+	place of generic integer.
+	(dwarf2out_vms_debug_main_pointer, gen_entry_point_die, gen_label_die,
+	gen_call_site_die, gen_subprogram_die, gen_variable_die,
+	add_high_low_attributes): Adjust calls to add_AT_lbl_id.
+	(output_macinfo_op): Adjust indirect_string_logic.
+	(save_macinfo_strings): New function.
+	(output_macinfo): Adjust.
+	(dwarf2out_init): Handle dwarf_split_debug_info.
+	(index_string, output_index_string_offset, output_index_string): New
+	functions.
+	(output_indirect_string): Adjust.
+	(output_indirect_strings, output_addr_table_entry, output_addr_table):
+	New functions.
+	(resolve_addr_in_expr, hash_loc_operands): Handle DW_OP_GNU_addr_index
+	and DW_OP_GNU_const_index.  Handle dwarf_split_debug_info.  Call
+	remove_loc_list_addr_table_entries and remove_addr_table_entry.
+	(index_location_lists): New function.
+	(dwarf2out_finish): Handle dwarf_split_debug_info.  New variable
+	main_comp_unit_die.  Adjust calls to add_AT_low_high_pc,
+	add_ranges_by_labels, add_AT_addr, and add_AT_lineptr. Call
+	save_macinfo_strings and output_indirect_strings.
+
+2012-11-06  Gerald Pfeifer  <gerald@pfeifer.com>
+
+	* config/i386/i386.c (make_dispatcher_decl): Guard with
+	ASM_OUTPUT_TYPE_DIRECTIVE and HAVE_GNU_INDIRECT_FUNCTION.
+
+2012-11-06  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-inline-analysis.c (estimate_function_body_sizes,
+	inline_update_overall_summary): Cap time calculations.
+
+2012-11-06  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_init_machine_status): Do not
+	explicitly clear tls_descriptor_call_expanded_p again.
+
+2012-11-06  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/sse.md
+	(<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
+	as read and written by the instruction.
+
+2012-11-06  Alexandre Oliva <aoliva@redhat.com>
+
+	PR debug/54693
+	* tree-ssa-threadedge.c (propagate_threaded_block_debug_into):
+	Use a stack vector before allocating a pointer set.
+
+2012-11-06  Martin Jambor  <mjambor@suse.cz>
+
+	* ipa-prop.c (ipa_get_param_decl_index_1): New function.
+	(ipa_get_param_decl_index): Just call ipa_get_param_decl_index_1.
+	(ipa_populate_param_decls): Accept descriptors parameter rather
+	than the whole info.
+	(load_from_unmodified_param): Likewise.
+	(ipa_load_from_parm_agg_1): Likewise.
+	(ipa_load_from_parm_agg): Extract descriptors from info.
+	(compute_complex_assign_jump_func): Likewise.
+	(ipa_analyze_indirect_call_uses): Likewise.
+
+2012-11-06  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-inline.c (compute_uninlined_call_time): Return gcov_type.
+	(compute_inlined_call_time): Watch overflows.
+	(relative_time_benefit): Compute in gcov_type.
+
+2012-11-06  Jan Hubicka  <jh@suse.cz>
+
+	* cfgloopanal.c (get_loop_hot_path): New function.
+	* tree-ssa-lop-ivcanon.c (struct loop_size): Add CONSTANT_IV,
+	NUM_NON_PURE_CALLS_ON_HOT_PATH, NUM_PURE_CALLS_ON_HOT_PATH,
+	NUM_BRANCHES_ON_HOT_PATH.
+	(tree_estimate_loop_size): Compute the new values.
+	(try_unroll_loop_completely): Disable unrolling of loops with only
+	calls or too many branches.
+	(tree_unroll_loops_completely): Deal also with outer loops of hot loops.
+	* cfgloop.h (get_loop_hot_path): Declare.
+	* params.def (PARAM_MAX_PEEL_BRANCHES): New parameters.
+	* invoke.texi (max-peel-branches): Document.
+
+2012-11-06  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-pure-const.c (check_stmt): Fix debug info formatting.
+
+2012-11-06  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
+	(ix86_instantiate_decls): New function.
+	(ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
+	stack slot instead of SLOT_VIRTUAL.
+	<case IX86_BUILTIN_STMXCSR>: Ditto.
+	(assign_386_stack_local): Do not assert when virtual slot is valid.
+	* config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
+	* config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
+	(truncxf<mode>2): Ditto.
+	(floatunssi<mode>2): Ditto.
+	(isinf<mode>2): Ditto.
+	* config/i386/sync.md (atomic_load<mode>): Ditto.
+	(atomic_store<mode>): Ditto.
+
+2012-11-06  Jan Hubicka  <jh@suse.cz>
+
+	* tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound,
+	vect_do_peeling_for_alignment): Fix loop bound computation.
+	* tree-vect-loop.c (vect_transform_loop): Maintain loop bounds.
+
+2012-11-06  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54089
+	* config/sh/sh.c (and_xor_ior_costs, addsubcosts): Double the costs for
+	ops larger than SImode.
+	* config/sh/sh.md (rotcl, *rotcl): New insns and splits.
+	(ashldi3_k): Convert to insn_and_split and use new rotcl insn.
+
+2012-11-06  Vladimir Yakovlev  <vladimir.b.yakovlev@intel.com>
+
+	PR target/47440
+	* config/i386/i386-protos.h (emit_i387_cw_initialization): Delete.
+	(emit_vzero): Add prototype.
+	(ix86_mode_entry): Likewise.
+	(ix86_mode_exit): Likewise.
+	(ix86_emit_mode_set): Likewise.
+
+	* config/i386/i386.c (typedef struct block_info_def): Delete.
+	(define BLOCK_INFO): Delete.
+	(check_avx256_stores): Add checking for MEM_P.
+	(move_or_delete_vzeroupper_2): Delete.
+	(move_or_delete_vzeroupper_1): Delete.
+	(move_or_delete_vzeroupper): Delete.
+	(ix86_maybe_emit_epilogue_vzeroupper): Delete.
+	(function_pass_avx256_p): Delete.
+	(ix86_function_ok_for_sibcall): Remove sibcall disabling.
+	(nit_cumulative_args): Remove initialization of of avx256 fields of
+	cfun->machine.
+	(ix86_emit_restore_sse_regs_using_mov): Remove vzeroupper generation.
+	(ix86_expand_epilogue): Likewise.
+	(ix86_avx_u128_mode_needed): New.
+	(ix86_i387_mode_needed): Rename from ix86_mode_needed.
+	(ix86_mode_needed): New.
+	(ix86_avx_u128_mode_after): New.
+	(ix86_mode_after): New.
+	(ix86_avx_u128_mode_entry): New.
+	(ix86_mode_entry): New.
+	(ix86_avx_u128_mode_exit): New.
+	(ix86_mode_exit): New.
+	(ix86_emit_mode_set): New.
+	(ix86_expand_call): Delete vzeroupper generation.
+	(ix86_split_call_vzeroupper): Delete.
+	(ix86_init_machine_status): Initialize optimize_mode_switching.
+	(ix86_expand_special_args_builtin): Change.
+	(ix86_reorg): Delete a call of move_or_delete_vzeroupper.
+
+	* config/i386/i386.h  (VALID_AVX256_REG_OR_OI_MODE): New.
+	(AVX_U128): New.
+	(avx_u128_state): New.
+	(NUM_MODES_FOR_MODE_SWITCHING): Added AVX_U128_ANY.
+	(MODE_AFTER): New.
+	(MODE_ENTRY): New.
+	(MODE_EXIT): New.
+	(EMIT_MODE_SET): Change.
+	(machine_function): Delete avx256 fields.
+
+	* config/i386/i386.md (UNSPEC_CALL_NEEDS_VZEROUPPER): Delete.
+	(define_insn_and_split "*call_vzeroupper"): Delete.
+	(define_insn_and_split "*call_rex64_ms_sysv_vzeroupper"): Delete.
+	(define_insn_and_split "*sibcall_vzeroupper"): Delete.
+	(define_insn_and_split "*call_pop_vzeroupper"): Delete.
+	(define_insn_and_split "*sibcall_pop_vzeroupper"): Delete.
+	(define_insn_and_split "*call_value_vzeroupper"): Delete.
+	(define_insn_and_split "*sibcall_value_vzeroupper"): Delete.
+	(define_insn_and_split "*call_value_rex64_ms_sysv_vzeroupper"): Delete.
+	(define_insn_and_split "*call_value_pop_vzeroupper"): Delete.
+	(define_insn_and_split "*sibcall_value_pop_vzeroupper"): Delete.
+	(define_expand "return"): Remove vzeroupper emitting.
+	(define_expand "simple_return"): Delete.
+
+	* config/i386/predicates.md (vzeroupper_operation): New.
+
+	* config/i386/sse.md (avx_vzeroupper): Change.
+
+2012-11-06  Uros Bizjak  <ubizjak@gmail.com>
+	    Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	PR target/41993
+	* mode-switching.c (create_pre_exit): Set return_copy to
+	last_insn when copy_start is a pseudo reg.
+
+2012-11-06  Andrey Turetskiy  <andrey.turetskiy@gmail.com>
+
+	* config/i386/i386.c (bdesc_args): Rename CODE_FOR_avx2_umulhrswv16hi3
+	to CODE_FOR_avx2_pmulhrswv16hi3.
+	* config/i386/predicates.md (const1_operand): Extend for vectors.
+	* config/i386/sse.md (ssse3_avx2): Extend.
+	(ssedoublemode): Ditto.
+	(<sse2_avx2>_uavg<mode>3): Merge avx2_uavgv32qi3, sse2_uavgv16qi3,
+	avx2_uavgv16hi3 and sse2_uavgv8hi3 into one.
+	(*<sse2_avx2>_uavg<mode>3): Merge *avx2_uavgv32qi3, *sse2_uavgv16qi3,
+	*avx2_uavgv16hi3 and *sse2_uavgv8hi3 into one.
+	(PMULHRSW): New.
+	(<ssse3_avx2>_pmulhrsw<mode>3): Merge avx2_umulhrswv16hi3,
+	ssse3_pmulhrswv8hi3 and ssse3_pmulhrswv4hi3 into one.
+	(*avx2_pmulhrswv16hi3): Replace const_vector with const1_operand
+	predicate.
+	(*ssse3_pmulhrswv8hi3): Ditto.
+	(*ssse3_pmulhrswv4hi3): Ditto.
+
+2012-11-06  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* config/epiphany/epiphany.c (epiphany_address_cost):
+	Use MODE parameter.
+
+2012-11-05  Sriraman Tallam  <tmsriram@google.com>
+
+	* doc/tm.texi.in (TARGET_OPTION_FUNCTION_VERSIONS): New hook
+	description.
+	* (TARGET_COMPARE_VERSION_PRIORITY): New hook description.
+	* (TARGET_GET_FUNCTION_VERSIONS_DISPATCHER): New hook description.
+	* (TARGET_GENERATE_VERSION_DISPATCHER_BODY): New hook description.
+	* doc/tm.texi: Regenerate.
+	* target.def (compare_version_priority): New target hook.
+	* (generate_version_dispatcher_body): New target hook.
+	* (get_function_versions_dispatcher): New target hook.
+	* (function_versions): New target hook.
+	* cgraph.c (cgraph_fnver_htab): New htab.
+	(cgraph_fn_ver_htab_hash): New function.
+	(cgraph_fn_ver_htab_eq): New function.
+	(version_info_node): New pointer.
+	(insert_new_cgraph_node_version): New function.
+	(get_cgraph_node_version): New function.
+	(delete_function_version): New function.
+	(record_function_versions): New function.
+	* cgraph.h (cgraph_node): New bitfield dispatcher_function.
+	(cgraph_function_version_info): New struct.
+	(get_cgraph_node_version): New function.
+	(insert_new_cgraph_node_version): New function.
+	(record_function_versions): New function.
+	(delete_function_version): New function.
+	(init_lowered_empty_function): Expose function.
+	* tree.h (DECL_FUNCTION_VERSIONED): New macro.
+	(tree_function_decl): New bit-field versioned_function.
+	* cgraphunit.c (cgraph_analyze_function): Generate body of multiversion
+	function dispatcher.
+	(cgraph_analyze_functions): Analyze dispatcher function.
+	(init_lowered_empty_function): Make non-static. New parameter in_ssa.
+	(assemble_thunk): Add parameter to call to init_lowered_empty_function.
+	* config/i386/i386.c (add_condition_to_bb): New function.
+	(get_builtin_code_for_version): New function.
+	(ix86_compare_version_priority): New function.
+	(feature_compare): New function.
+	(dispatch_function_versions): New function.
+	(ix86_function_versions): New function.
+	(attr_strcmp): New function.
+	(ix86_mangle_function_version_assembler_name): New function.
+	(ix86_mangle_decl_assembler_name): New function.
+	(make_name): New function.
+	(make_dispatcher_decl): New function.
+	(is_function_default_version): New function.
+	(ix86_get_function_versions_dispatcher): New function.
+	(make_attribute): New function.
+	(make_resolver_func): New function.
+	(ix86_generate_version_dispatcher_body): New function.
+	(fold_builtin_cpu): Return integer for cpu builtins.
+	(TARGET_MANGLE_DECL_ASSEMBLER_NAME): New macro.
+	(TARGET_COMPARE_VERSION_PRIORITY): New macro.
+	(TARGET_GENERATE_VERSION_DISPATCHER_BODY): New macro.
+	(TARGET_GET_FUNCTION_VERSIONS_DISPATCHER): New macro.
+	(TARGET_OPTION_FUNCTION_VERSIONS): New macro.
+
+2012-11-05  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* recog.c (extract_insn): Enabled alternative defaults to 1.
+
+2012-11-05  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
+	REX_INT_REGNO_P.
+
+2012-11-05  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR tree-optimization/54986
+	* gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
+	conversions on entry but add them back on exit if needed.
+
+2012-11-05  Andreas Schwab  <schwab@linux-m68k.org>
+
+	* final.c (final_scan_insn) [HAVE_cc0]: Handle all comparison
+	codes in non-jump and cmove insn.
+
+2012-11-05  Uros Bizjak  <ubizjak@gmail.com>
+	    Vladimir Yakovlev  <vladimir.b.yakovlev@intel.com>
+
+	* mode-switching.c (create_pre_exit): Force late switching if
+	__builtin_{apply,return} emitted a load that require mode,
+	other than MODE_EXIT.
+
+2012-11-05  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR target/55204
+	* config/i386/i386.c (ix86_address_subreg_operand): Remove stack
+	pointer check.
+	(print_reg): Use true_regnum rather than REGNO.
+	(ix86_print_operand_address): Remove SUBREG handling.
+
+2012-11-05  Jan Hubicka  <jh@suse.cz>
+
+	* tree-ssa-loop-niter.c (finite_loop_p): Revamp to be just wrapper of
+	max_loop_iterations.
+
+2012-11-05  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* reorg.c (fill_simple_delay_slots): Avoid calling optimize_skip
+	with a return instruction.
+
+2012-11-05  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR rtl-optimization/55151
+	* lra-constraints.c (process_alt_operands): Permit putting reg
+	value into memory.  Increase reject for this case.
+
+2012-11-05  Dehao Chen  <dehao@google.com>
+
+	* final.c (reemit_insn_block_notes): Do not change scope if insn
+	location is UNKNOWN_LOCATION.
+
+2012-11-05  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* doc/md.texi (Defining Attributes): Document that we are defining
+	HAVE_ATTR_name macros as 1 for defined attributes, and as 0
+	for undefined special attributes.
+	* final.c (asm_insn_count, align_fuzz): Always define.
+	(insn_current_reference_address): Likewise.
+	(init_insn_lengths): Use if (HAVE_ATTR_length) instead of
+	#ifdef HAVE_ATTR_length.
+	(get_attr_length_1, shorten_branches, final): Likewise.
+	(final_scan_insn, output_asm_name): Likewise.
+	* genattr.c (gen_attr): Define HAVE_ATTR_name macros for
+	defined attributes as 1.
+	Remove ancient get_attr_alternative compatibility code.
+	For special purpose attributes not provided, define HAVE_ATTR_name
+	as 0.
+	In case no length attribute is given, provide stub definitions
+	for insn_*_length* functions, and also include insn-addr.h.
+	In case no enabled attribute is given, provide stub definition.
+	* genattrtab.c (write_length_unit_log): Always write a definition.
+	* hooks.c (hook_int_rtx_1, hook_int_rtx_unreachable): New functions.
+	* hooks.h (hook_int_rtx_1, hook_int_rtx_unreachable): Declare.
+	* lra-int.h (struct lra_insn_recog_data): Make member
+	alternative_enabled_p unconditional.
+	* lra.c (free_insn_recog_data): Use if (HAVE_ATTR_length) instead of
+	#ifdef HAVE_ATTR_length.
+	(lra_set_insn_recog_data): Likewise.  Make initialization of
+	alternative_enabled_p unconditional.
+	(lra_update_insn_recog_data): Use #if instead of #ifdef for
+	HAVE_ATTR_enabled.
+	* recog.c [!HAVE_ATTR_enabled] (get_attr_enabled): Don't define.
+	(extract_insn): Check HAVE_ATTR_enabled.
+	(gate_handle_split_before_regstack): Use #if instead of
+	#if defined for HAVE_ATTR_length.
+
+2012-11-05  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-inline.c (compute_uninlined_call_time,
+	compute_inlined_call_time): New functions.
+	(RELATIVE_TIME_BENEFIT_RANGE): New macro.
+	(relative_time_benefit): Rewrite.
+	(edge_badness): Rewrite path with guessed profile and estimated profile.
+	* ipa-inline.h (INLINE_HINT_declared_inline, INLINE_HINT_cross_module):
+	New hints.
+	(struct inline_summary): Add GROWTH filed.
+	* ipa-inline-analysis.c (dump_inline_hints): Update.
+	(reset_inline_summary): Update.
+	(dump_inline_summary): Update.
+	(will_be_nonconstant_predicate): Cleanup to use gimple_store_p and
+	gimple_assign_load_p predicates.
+	(estimate_node_size_and_time): Drop INLINE_HINT_declared_inline hint.
+	(simple_edge_hints): New function.
+	(do_estimate_edge_time): Return time of invocation of callee rather
+	than the time scaled by edge frequency; update hints code.
+	(do_estimate_edge_hints): Update.
+	(do_estimate_growth): Cleanup.
+
+2012-11-05  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/55194
+	* dwarf2out.c (value_format) <case dw_val_class_high_pc>: Handle
+	also DWARF2_ADDR_SIZE 1 and 2.
+
+2012-11-05  Jan Hubicka  <jh@suse.cz>
+
+	* tree-ssa-loop-niter.c (find_loop_niter): Remove just_once_each_iteration_p.
+	(maybe_lower_iteration_bound): Initialize not_executed_last_iteration to  NULL
+	* tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables): Skip
+	just_once_each_iteration_p; record estimated bound when loop has only one
+	likely exit; test just_once_each_iteration_p before IV canon itself.
+
+2012-11-05  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-inline.c (leaf_node_p): Rename to ...
+	(num_calls) ... this one.
+	(want_early_inline_function_p): Allow smal growth on non-leafs.
+
+2012-11-05  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/54402
+	* var-tracking.c (fp_setter): Return false if there is REG_CFA_RESTORE
+	hfp note.
+	(vt_initialize): Look for fp_setter in any bb, not just successor of
+	entry bb.
+
+2012-11-05  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.h (TARGET_CACHE32, TARGET_HARVARD): Delete macro.
+	(TARGET_SUPERSCALAR): Add TARGET_SH2A.
+	(CACHE_LOG): Use TARGET_HARD_SH4 and TARGET_SH5 instead of
+	TARGET_CACHE32.
+	(TRAMPOLINE_ALIGNMENT): Use TARGET_HARD_SH4 and TARGET_SH5 instead of
+	TARGET_HARVARD.
+	* config/sh/sh.c (sh_trampoline_init): Likewise.
+
+2012-11-05  David Edelsohn  <dje.gcc@gmail.com>
+
+	* system.h (loc_t): Poison.
+
+2012-11-05  Marc Glisse  <marc.glisse@inria.fr>
+
+	* fold-const.c (fold_unary_loc): Disable conversion optimization
+	for void type.
+
+2012-11-04  Thomas Schwinge  <thomas@codesourcery.com>
+
+	* configure: Regenerate.
+
+2012-11-04  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* combine.c: Adjust toplevel comment.
+	(make_extraction): Adjust head comment and move up canonicalization.
+
+2012-11-04  Alexandre Oliva <aoliva@redhat.com>
+	    Jakub Jelinek <jakub@redhat.com>
+
+	PR debug/54693
+	* tree-ssa-loop-ivopts.c (remove_unused_ivs): Emit debug temps
+	for dropped IV sets.
+
+2012-11-04  Alexandre Oliva <aoliva@redhat.com>
+
+	PR debug/54693
+	* tree-ssa-threadedge.c (propagate_threaded_block_debug_into):
+	New, rewritten from debug stmt copying code...
+	(thread_around_empty_block): ... removed from here.
+	(thread_across_edge): Call propagate_threaded_block_debug_into.
+
+2012-11-04  Dehao Chen  <dehao@google.com>
+
+	* expr.c (expand_expr_real_1): Change to not using input_location.
+
+2012-11-03  Jan Hubicka  <jh@suse.cz>
+
+	* invoke.texi (profile-use): update documentation.
+	* opts.c (common_handle_option): Enable tree-vectorize
+	and tree-loop-distribute-patterns.
+	* tree-loop-distribution.c (tree_loop_distribution): Skip loops
+	optimized for size.
+	* config/i386/i386.c (ix86_option_override_internal): Enabe
+	prefetch_lop_arrays for profile-use.
+
+2012-11-03  Robert Mason  <rbmj@verizon.net>
+
+	* gcov-io.c (gcov_open): Add file mode to open call (need for VxWorks)
+
+2012-11-03  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/extend.texi: Copy-edit to use present tense except when
+	explicitly describing future or past behavior.
+
+2012-11-03  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.c (output_movedouble, output_far_jump,
+	output_ieee_ccmpeq): Use multi-line strings for asm.
+	(find_regmode_weight): Wrap lines.
+	(sh_optimize_target_register_callee_saved): Remove commented out
+	variable.
+	(emit_load_ptr): Remove prototype.
+
+2012-11-03  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/51244
+	* config/sh/sh.md (*cbranch_t): Allow splitting after reload.
+	Allow going beyond current basic block before reload when looking for
+	the reg set insn.
+	* config/sh/sh.c (sh_find_set_of_reg): Don't stop at labels.
+
+2012-11-02  Jan Hubicka  <jh@suse.cz>
+
+	* tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk): Add
+	missing sign to unsigned.
+
+2012-11-02  Andrew Pinski  <apinski@cavium.com>
+
+	PR rtl-opt/54524
+	* simplify-rtx.c (simplify_relational_operation_1): Don't simplify
+	(LTU/GEU (PLUS a 0) 0) into (GEU/LTU a 0) since they are not
+	equivalent.
+
+2012-11-02  Jan Hubicka  <jh@suse.cz>
+
+	* tree-ssa-loop-niter.c (double_int_cmp, bound_index,
+	discover_iteration_bound_by_body_walk): New functions.
+	(discover_iteration_bound_by_body_walk): Use it.
+
+2012-11-02  Jan Hubicka  <jh@suse.cz>
+
+	* predict.c (predict_loops): Predict also exits not dominating latch.
+
+2012-11-02  Jan Hubicka  <jh@suse.cz>
+
+	* predict.c (predict_loops): Do not predict infinite loops.
+
+2012-11-02  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/55079
+	* tree-ssa-loop-niter.c (number_of_iterations_exit): Update
+	MAX field if NITER was folded to contant.
+	(record_estimate): Sanity check.
+	* tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): New
+	function.
+	(remove_redundant_iv_test): New function.
+	(loops_to_unloop, loops_to_unloop_nunroll): New static vars.
+	(unloop_loops): Break out from ...
+	(try_unroll_loop_completely): ... here; Pass in MAXITER; use
+	remove_exits_and_undefined_stmts; do not unloop.
+	(canonicalize_loop_induction_variables): Compute MAXITER;
+	use remove_redundant_iv_test; remove loop_close_ssa_invalidated
+	and irred_invalidated arguments.
+	(canonicalize_induction_variables): Compute fresh bound estimates;
+	unloop; walk from innermost.
+	(tree_unroll_loops_completely): Likewise.
+
+2012-11-02  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR middle-end/55130
+	* lra-constraints.c (debug_loc_equivalence_change_p): Rename to
+	loc_equivalence_change_p.
+	(lra_constraints): Check equiv_insn_bitmap for debug insn.  Call
+	loc_equivalence_change_p for non-transformed insn.
+
+2012-11-02  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* cfg-flags.def (ABNORMAL_CALL): Fix comment.
+	(EH): Likewise.
+	(SIBCALL): Likewise.
+	* cfgrtl.c (rtl_verify_flow_info_1): Adjust error messages.
+	Deal with EDGE_SIBCALL and fix the EDGE_ABNORMAL check.
+
+2012-11-02  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/55147
+	* config/i386/i386.md (bswapdi2): Limit to TARGET_64BIT.
+	(*bswapdi2_doubleword): Removed.
+
+2012-11-02  Gerald Pfeifer  <gerald@pfeifer.com>
+
+	* doc/install.texi (Specific): Remove moxie web reference.
+
+2012-11-01  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR middle-end/55001
+	* tree-vect-generic.c (expand_vector_condition): New function.
+	(expand_vector_operations_1): Call it.
+
+2012-11-01  Steve Ellcey  <sellcey@mips.com>
+
+	* target-globals.c (save_target_globals): Save lra_int struct.
+
+2012-11-01  Gerald Pfeifer  <gerald@pfeifer.com>
+
+	* doc/standards.texi (Standards): Adjust reference to Go specification.
+
+2012-11-01  Lawrence Crowl  <crowl@google.com>
+
+	* ebitmap.h: Remove unused.
+	* ebitmap.c: Remove unused.
+	* Makefile.in: Remove ebitmap.h and ebitmap.c.
+	* sbitmap.h (SBITMAP_SIZE_BYTES): Move to source file.
+	(SET_BIT_WITH_POPCOUNT): Remove unused.
+	(RESET_BIT_WITH_POPCOUNT): Remove unused.
+	(bitmap_copy_n): Remove unused.
+	(bitmap_range_empty_p): Remove unused.
+	(sbitmap_popcount): Remove unused.
+	(sbitmap_verify_popcount): Make private to source file.
+	* sbitmap.c (SBITMAP_SIZE_BYTES): Move here from header.
+	(bitmap_copy_n): Remove unused.
+	(bitmap_range_empty_p): Remove unused.
+	(sbitmap_popcount): Remove unused.
+	(sbitmap_verify_popcount): Make private to source file.
+
+2012-11-01  Lawrence Crowl  <crowl@google.com>
+
+	* sbitmap.h (sbitmap_iter_init): Rename bmp_iter_set_init and add
+	unused parameter to match bitmap iterator.  Update callers.
+	(sbitmap_iter_cond): Rename bmp_iter_set.  Update callers.
+	(sbitmap_iter_next): Rename bmp_iter_next and add unused parameter to
+	match bitmap iterator.  Update callers.
+	(EXECUTE_IF_SET_IN_SBITMAP_REV): Remove unused.
+	(EXECUTE_IF_SET_IN_SBITMAP): Rename EXECUTE_IF_SET_IN_BITMAP and
+	adjust to be identical to the definition in bitmap.h.  Conditionalize
+	the definition based on not having been defined.  Update callers.
+	* bitmap.h (EXECUTE_IF_SET_IN_BITMAP): Conditionalize the definition
+	based on not having been defined.  (To match the above.)
+
+2012-11-01  Lawrence Crowl  <crowl@google.com>
+
+	* sbitmap.h (TEST_BIT): Rename bitmap_bit_p, normalizing parameter
+	type. Update callers to match.
+	(SET_BIT): Rename bitmap_set_bit, normalizing parameter type. Update
+	callers to match.
+	(SET_BIT_WITH_POPCOUNT): Rename bitmap_set_bit_with_popcount,
+	normalizing parameter type. Update callers to match.
+	(RESET_BIT): Rename bitmap_clear_bit, normalizing parameter type.
+	Update callers to match.
+	(RESET_BIT_WITH_POPCOUNT): Rename bitmap_clear_bit_with_popcount,
+	normalizing parameter type. Update callers to match.
+	* basic-block.h (sbitmap_intersection_of_succs): Rename
+	bitmap_intersection_of_succs. Update callers to match.
+	* basic-block.h (sbitmap_intersection_of_preds): Rename
+	bitmap_intersection_of_preds. Update callers to match.
+	* basic-block.h (sbitmap_union_of_succs): Rename
+	bitmap_union_of_succs. Update callers to match.
+	* basic-block.h (sbitmap_union_of_preds): Rename
+	bitmap_union_of_preds. Update callers to match.
+
+2012-11-01  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR middle-end/55150
+	* lra-constraints.c (lra_constraints): Check only pseudos with
+	equivalences.  Add insns with equivalence pseudos.
+
+2012-11-01  Sharad Singhai  <singhai@google.com>
+
+	PR other/55164
+	* dumpfile.h (struct dump_file_info): Fix order of flags.
+
+2012-11-01  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/55104
+	* ipa-inline-transform.c (inline_call): Silence an sanity check until
+	ipa-cp issue if fixed.
+
+2012-11-01  Sharad Singhai  <singhai@google.com>
+
+	* doc/invoke.texi: Update -fopt-info documentation.
+	* dumpfile.c: Move dump_flags here from passes.c.
+	Rename opt_info_options to optinfo_verbosity_options.
+	Add optgroup_options.
+	(dump_files): Add field for optinfo_flags in the static initializer.
+	(dump_register): Handle additional parameter for optgroup_flags.
+	(opt_info_enable_passes): Renamed opt_info_enable_all. Handle
+	optgroup_flags. Fix documentation.
+	(opt_info_switch_p_1): Handle optgroup options.
+	(opt_info_switch_p): Handle optgroup_flags. Warn on multiple files.
+	* dumpfile.h (dump_register): Additional argument for optgroup_flags.
+	All callers updated.
+	(struct dump_file_info): Add field for optgroup_flags.
+	Define OPTGROUP_* flags.
+	* tree-pass.h (struct opt_pass): Add addtional field for optinfo_flags.
+	All opt_pass static initializers updated.
+	* opts-global.c (dump_remap_tree_vectorizer_verbose): Use 'all'
+	instead of 'optall'.
+	(handle_common_deferred_options): Fix typo in error message.
+	* passes.c (register_one_dump_file): Add argument for optgroup_flags.
+	Turn on OPTGROUP_IPA for IPA passes.
+	Move dump_flags from here to dumpfile.c.
+	* statistics.c (statistics_early_init): Use OPTGROUP_NONE in call to
+	dump_register.
+
+2012-11-01  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	PR target/55160
+	* config/sh/sh.md (doloop_end): Use emit_jump_insn.
+
+2012-10-31  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/53708
+	* tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
+	user-supplied alignment when used with an explicit section name.
+
+2012-10-31  Dehao Chen  <dehao@google.com>
+
+	* tree-eh.c (do_return_redirection): Set location for jump statement.
+	(do_goto_redirection): Likewise.
+	(frob_into_branch_around): Likewise.
+	(lower_try_finally_nofallthru): Likewise.
+	(lower_try_finally_copy): Likewise.
+	(lower_try_finally_switch): Likewise.
+	* expr.c (store_expr): Use current insn location instead of expr
+	location.
+	(expand_expr_real): Likewise.
+	(expand_expr_real_1): Likewise.
+
+2012-10-31   Easwaran Raman  <eraman@google.com>
+
+	PR target/54938
+	PR middle-end/54957
+	* optabs.c (emit_cmp_and_jump_insn_1): Add REG_BR_PROB note
+	only if it doesn't already exist.
+	* stmt.c (get_outgoing_edge_probs): Return 0 if BB is NULL.
+	(emit_case_dispatch_table): Handle the case where STMT_BB is NULL.
+	(expand_sjlj_dispatch_table): Pass BB containing before_case
+	to emit_case_dispatch_table.
+
+2012-10-31  Lawrence Crowl  <crowl@google.com>
+
+	* is-a.h: New.
+	(is_a <T> (U*)): New.  Test for is-a relationship.
+	(as_a <T> (U*)): New.  Treat as a derived type.
+	(dyn_cast <T> (U*)): New.  Conditionally cast based on is_a.
+	* cgraph.h (varpool_node): Rename to varpool_node_for_decl.
+	Adjust callers to match.
+	(is_a_helper <cgraph_node>::test (symtab_node_def *)): New.
+	(is_a_helper <varpool_node>::test (symtab_node_def *)): New.
+	(symtab_node_def::try_function): New.  Change most calls to
+	symtab_function_p with calls to dyn_cast <cgraph_node> (p).
+	(symtab_node_def::try_variable): New.  Change most calls to
+	symtab_variable_p with calls to dyn_cast <varpool_node> (p).
+	(symtab_function_p): Remove.  Change callers to use
+	is_a <cgraph_node> (p) instead.
+	(symtab_variable_p): Remove.  Change callers to use
+	is_a <varpool_node> (p) instead.
+	* cgraph.c (cgraph_node_for_asm): Remove redundant call to
+	symtab_node_for_asm.
+	* cgraphunit.c (symbol_finalized_and_needed): New.
+	(symbol_finalized): New.
+	(cgraph_analyze_functions): Split complicated conditionals out into
+	above new functions.
+	* Makefile.in (CGRAPH_H): Add is-a.h as used by cgraph.h.
+
+2012-10-31  Steven Bosscher  <steven@gcc.gnu.org>
+	    Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/55018
+	* basic-block.h (dfs_find_deadend): New prototype.
+	* cfganal.c (dfs_find_deadend): No longer static.  Use bitmap
+	instead of sbitmap for visited.
+	(flow_dfs_compute_reverse_execute): Use dfs_find_deadend here, too.
+	* dominance.c (calc_dfs_tree): If saw_unconnected, traverse from
+	dfs_find_deadend of unconnected b instead of b directly.
+
+2012-10-31  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
+	special register pushes before frame probing and allocation.
+
+2012-10-31  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR middle-end/55150
+	* lra-constraints.c (lra_constraints): Update debug insn info
+	after equivalence change.
+
+2012-10-31  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-inline.c (ipa_inline): Avoid infinite loop on inlining
+	empty virtual functions calling themselves.
+
+2012-10-31  Tom Tromey  <tromey@redhat.com>
+
+	PR other/50899
+	* doc/gcc.texi: Add @direntry for gcov.
+
+2012-10-31  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* expr.c (can_move_by_pieces): Apply ATTRIBUTE_UNUSED to len.
+
+2012-10-31  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/19105
+	PR tree-optimization/21643
+	PR tree-optimization/46309
+	* tree-ssa-reassoc.c (init_range_entry): Add STMT argument
+	and use it if EXP is NULL.
+	(update_range_test): Handle OPCODE equal to ERROR_MARK and oe->op NULL.
+	(optimize_range_tests): Likewise.
+	(final_range_test_p, suitable_cond_bb, no_side_effect_bb, get_ops,
+	maybe_optimize_range_tests): New functions.
+	(reassociate_bb): Call maybe_optimize_range_tests if last
+	stmt of bb is GIMPLE_COND that hasn't been visited yet.
+
+2012-10-31  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/rs6000/rs6000.md (insvsi, insvdi, extvsi, extvdi): Rename
+	to...
+	(insvsi_internal, insvdi_internal, extvsi_internal)
+	(extvdi_internal): ...this.
+	(insv, extv): Update accordingly.
+
+2012-10-31  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* combine.c (simplify_comparison): If BITS_BIG_ENDIAN, always assume
+	that zero_extracts of const_ints are doing word-sized extractions.
+
+2012-10-31  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* combine.c (make_extraction): Remove dead wanted_inner_mode-
+	and pos_rtx-related code.
+
+2012-10-31  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* expmed.c (store_bit_field_1): Move generation of MEM insvs
+	to the MEM_P block.
+	(extract_bit_field_1): Likewise extvs and extzvs.
+
+2012-10-31  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* expmed.c (store_bit_field_using_insv): New function,
+	split out from...
+	(store_bit_field_1): ...here.
+	(extract_bit_field_using_extv): New function, split out from...
+	(extract_bit_field_1): ...here.
+
+2012-10-31  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* expmed.c (store_bit_field_1): Use OP_MODE to check whether an
+	insv pattern is available.  Remove redundant checks for OP_MODE
+	being MAX_MACHINE_MODE.
+	(extract_bit_field_1): Remove redundant checks for EXT_MODE being
+	MAX_MACHINE_MODE.
+
+2012-10-31  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* expmed.c (store_bit_field_1): Remove test for BLKmode values.
+
+2012-10-31  Ralf Corsépius  <ralf.corsepius@rtems.org>,
+	    Joel Sherrill  <joel.sherrill@oarcorp.com>
+
+	* config/sparc/t-rtems: New (Custom multilibs).
+	* config/sparc/t-rtems-64: New (Custom multilibs).
+	* config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
+	(sparc-*-rtems*): Add sparc/t-rtems.
+
+2012-10-31  Alan Modra  <amodra@gmail.com>
+
+	* config/rs6000/rs6000.c (legitimize_reload_address): Remove code
+	handling non-aligned ld/std.
+	* config/rs6000/paired.md (movv2sf_paired): Use 'Y' instead of 'o'.
+	* config/rs6000/vsx.md (vsx_mov, vsx_movti): Likewise.
+	* config/rs6000/altivec.md (altivec_mov, altivec_movti): Likewise.
+	* config/rs6000/dfp.md (movtd_internal): Use 'm' instead of 'o'.
+
+2012-10-31  Alan Modra  <amodra@gmail.com>
+
+	* config/rs6000/linux64.h (TARGET_OS_CPP_BUILTINS): Define _CALL_LINUX.
+
+2012-10-31  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* lra-constraints.c (choose_split_class): Add ATTRIBUTE_UNUSED to
+	hard_reg_class.
+
+	PR target/52498
+	* vmsdbgout.c (vmsdbgout_write_source_line): Comment out names of
+	last two parameters.
+
+2012-10-30  Alexandre Oliva <aoliva@redhat.com>
+
+	PR debug/54551
+	PR debug/54693
+	* valtrack.c (dead_debug_promote_uses): Assert-check that
+	global used bit was clear and initialize entry unconditionally.
+
+2012-10-30  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
+	head comment.
+	(hash_rtx): Likewise.
+
+2012-10-30  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR rtl-optimization/55093
+	* rtlanal.c (simplify_subreg_regno): Remove lra_in_progress
+	check for ARG_POINTER_REGNUM.
+
+2012-10-30  Steve Ellcey  <sellcey@mips.com>
+
+	* config/mips/mti-linux.h (SYSROOT_SUFFIX_SPEC): Change order
+	and add mabi=64.
+	(DRIVER_SELF_SPECS): Make -n32 the default on mips64* archs.
+	* config/mips/t-mti-linux (MULTILIB_OPTIONS): Change order.
+	(MULTILIB_DIRNAMES): Ditto.
+	(MULTILIB_EXCEPTIONS): New.
+
+2012-10-30  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* lra-constraints.c (check_secondary_memory_needed_p):
+	Add ATTRIBUTE_UNUSED to parameters.
+
+2012-10-30  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* defaults.h (SLOW_UNALIGNED_ACCESS): Provide default definition.
+	* expmed.c (SLOW_UNALIGNED_ACCESS): Remove default definition.
+	* expr.c (SLOW_UNALIGNED_ACCESS): Likewise.
+	* lra-constraints.c (SLOW_UNALIGNED_ACCESS): Likewise.
+	(simplify_operand_subreg): Don't check STRICT_ALIGNMENT here.
+
+2012-10-30  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-inline-analysis.c (eliminated_by_inlining_prob): Cleanup.
+
+2012-10-30  Jan Hubicka  <jh@suse.cz>
+
+	* tree-ssa-loop-niter.c (number_of_iterations_exit): New parameter
+	EVERY_ITERATION with implicit value of true.
+	(record_estimate): Check dominance relationship of the basic block
+	we are estimating on instead of relying on UPPER to be false.
+	(struct ilb_data): Drop RELIABLE.
+	(idx_infer_loop_bounds): Update.
+	(infer_loop_bounds_from_ref): Drop parameter RELIABLE.
+	(infer_loop_bounds_from_array): Drop parameter RELIABLE.
+	(infer_loop_bounds_from_undefined): Update comments and handling
+	of RELIABLE.
+	(estimate_numbers_of_iterations_loop): Record all bounds.
+
+2012-10-30  Richard Sandiford  <r.sandiford@uk.ibm.com>
+
+	* lra-eliminations.c (lra_eliminate_regs_1): Use simplify_gen_subreg
+	rather than gen_rtx_SUBREG.
+
+2012-10-30  Richard Biener  <rguenther@suse.de>
+
+	* gimple.h (gimple_store_p): New predicate.
+	(gimple_assign_load_p): Likewise.
+	* tree-inline.c (estimate_num_insns): Use it.
+
+2012-10-30  Marc Glisse  <marc.glisse@inria.fr>
+
+	* fold-const.c (fold_binary_op_with_conditional_arg): Handle vectors.
+	(fold_binary_loc): Call it for VEC_COND_EXPR.
+
+2012-10-30  James Greenhalgh  <james.greenhalgh@arm.com>
+	    Tejas Belagod  <tejas.belagod@arm.com>
+
+	* config/aarch64/aarch64-simd.md
+	(aarch64_simd_bsl<mode>_internal): New pattern.
+	(aarch64_simd_bsl<mode>): Likewise.
+	(aarch64_vcond_internal<mode>): Likewise.
+	(vcondu<mode><mode>): Likewise.
+	(vcond<mode><mode>): Likewise.
+	* config/aarch64/iterators.md (UNSPEC_BSL): Add to define_constants.
+
+2012-10-30  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/55111
+	* tree-ssa-pre.c (eliminate_insert): Properly fold the built stmt.
+
+2012-10-30  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54963
+	* config/sh/iterators.md (SIDI): New mode iterator.
+	* config/sh/sh.md (negdi2): Use parallel around operation and T_REG
+	clobber in expander.
+	(*negdi2): Mark output operand as early clobbered.  Add T_REG clobber.
+	Split after reload.  Simplify split code.
+	(abssi2, absdi2): Fold expanders into abs<mode>2.
+	(*abssi2, *absdi2): Fold into *abs<mode>2 insn_and_split.  Split insns
+	before reload.
+	(*negabssi2, *negabsdi2): Fold into *negabs<mode>2.  Add T_REG clobber.
+	Split insns before reload.
+	(negsi_cond): Reformat.  Use emit_move_insn instead of gen_movesi.
+	(negdi_cond): Reformat.  Use emit_move_insn instead of a pair
+	of gen_movsi.  Split insn before reload.
+
+2012-10-30  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/53988
+	* config/sh/sh.md (tstqi_t_zero): Rename to *tstqi_t_zero.
+	(*tst<mode>_t_zero): New insns.
+	* config/sh/iterators.md (lowpart_be, lowpart_le): New mode attributes.
+
+2012-10-30  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* gimple-pretty-print.c (dump_gimple_bb_header): Avoid alloca.
+
+2012-10-30  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/54953
+	* valtrack.h (DEBUG_TEMP_AFTER_WITH_REG_FORCE): New.
+	* valtrack.c (dead_debug_insert_temp): Use emit_debug_insn_after
+	even for where == DEBUG_TEMP_AFTER_WITH_REG_FORCE.
+	* dce.c (word_dce_process_block, dce_process_block): Pass
+	DEBUG_TEMP_AFTER_WITH_REG_FORCE if insn is needed and therefore
+	not going to be eliminated.
+
+2012-10-29  Lawrence Crowl  <crowl@google.com>
+
+	* sbitmap.h (sbitmap_copy): Rename bitmap_copy.
+	(sbitmap_copy_n): Rename bitmap_copy_n.
+	(sbitmap_equal): Rename bitmap_equal_p.
+	(sbitmap_empty_p): Rename bitmap_empty_p.
+	(sbitmap_range_empty_p): Rename bitmap_range_empty_p.
+	(sbitmap_zero): Rename bitmap_clear.
+	(sbitmap_ones): Rename bitmap_ones.
+	(sbitmap_vector_zero): Rename bitmap_vector_clear.
+	(sbitmap_vector_ones): Rename bitmap_vector_ones.
+	(sbitmap_not): Rename bitmap_not.
+	(sbitmap_a_and_b_cg): Commented out.
+	(sbitmap_a_and_b): Rename bitmap_and.  Add bool return.
+	(sbitmap_difference): Rename bitmap_and_compl.
+	(sbitmap_a_or_b_cg): Commented out.
+	(sbitmap_a_or_b): Rename bitmap_xor.  Add bool return.
+	(sbitmap_a_xor_b_cg): Commented out.
+	(sbitmap_a_xor_b): Rename bitmap_xor.  Add bool return.
+	(sbitmap_a_and_b_or_c_cg): Rename bitmap_and_or.
+	(sbitmap_a_and_b_or_c): Commented out.
+	(sbitmap_a_or_b_and_c_cg): Rename bitmap_or_and.
+	(sbitmap_a_or_b_and_c): Commented out.
+	(sbitmap_union_of_diff_cg): Rename bitmap_ior_and_compl.
+	(sbitmap_union_of_diff): Commented out.
+	(dump_sbitmap): Rename dump_bitmap.
+	(dump_sbitmap_file): Rename dump_bitmap_file.
+	(debug_sbitmap): Rename debug_bitmap.
+	(dump_sbitmap_vector): Rename dump_bitmap_vector.
+	(sbitmap_first_set_bit): Rename bitmap_first_set_bit.
+	(sbitmap_last_set_bit): Rename bitmap_last_set_bit.
+	(sbitmap_a_subset_b_p): Rename bitmap_subset_p.
+	(sbitmap_any_common_bits): Rename bitmap_intersect_p.
+	(#define sbitmap_free): Reimplement as inline function.
+	(#define sbitmap_vector_free): Reimplement as inline function.
+	* bitmap.h (#define bitmap_zero): Remove as redundant.
+	(#define bitmap_empty_p): Reimplement as inline function.
+	(#define dump_bitmap): Reimplement as inline function.
+
+2012-10-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
+
+	PR c++/54930
+	* doc/invoke.texi (Warning Options): Document -Wno-return-local-addr.
+
+2012-10-29  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* lra-assigns.c: Remove trailing white spaces.
+	* lra-coalesce.c: Likewise.
+	* lra-constraints.c: Likewise.
+	* lra-eliminations.c: Likewise.
+	* lra-int.h: Likewise.
+	* lra-spills.c: Likewise.
+	* lra.c: Likewise.
+
+2012-10-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	PR c/53066
+	* tree.h (FUNCTION_POINTER_TYPE_P): New.
+
+2012-10-29  Alexandre Oliva <aoliva@redhat.com>
+
+	PR debug/54693
+	* valtrack.c (dead_debug_insert_temp): Defer rescan of
+	newly-emitted debug insn.
+
+2012-10-29  Alexandre Oliva <aoliva@redhat.com>
+
+	PR debug/54693
+	* tree-ssa-threadedge.c (thread_around_empty_block): Copy
+	debug temps from predecessor before threading.
+
+2012-10-29  Alexandre Oliva <aoliva@redhat.com>
+
+	PR debug/54551
+	PR debug/54693
+	* valtrack.c (dead_debug_global_find): Accept NULL dtemp.
+	(dead_debug_global_insert): Return new entry.
+	(dead_debug_global_replace_temp): Return early if REG is no
+	longer in place, or if dtemp was already substituted.
+	(dead_debug_promote_uses): Insert for all defs and replace all
+	debug uses at once.
+	(dead_debug_local_finish): Release used after promotion.
+	(dead_debug_insert_temp): Stop if dtemp is NULL.
+
+2012-10-29  Alexandre Oliva <aoliva@redhat.com>
+
+	PR debug/54693
+	* loop-unroll.c (loop_exit_at_end_p): Skip debug insns.
+
+2012-10-29  Alexandre Oliva <aoliva@redhat.com>
+
+	PR debug/54693
+	* config/i386/i386.c (add_parameter_dependencies): Stop
+	backward scan at the insn before the incoming head.
+	(ix86_dependencies_evaluation_hook): Skip debug insns.  Stop
+	if first_arg is head.
+
+2012-10-29  Andrew Pinski  <apinski@cavium.com>
+
+	* config/aarch64/aarch64-protos.h (aarch64_load_tp): New proto.
+	* config/aarch64/aarch64.c (aarch64_load_tp): Export.
+	(aarch64_init_builtins): Don't add __builtin_thread_pointer builtin.
+	* config/aarch64/aarch64.h (aarch64_builtins): Delete
+	AARCH64_BUILTIN_THREAD_POINTER.
+	* config/aarch64/aarch64.md (get_thread_pointerdi): New pattern.
+
+2012-10-29  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR middle-end/55027
+	* tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
+	Handle VECTOR_CST.
+
+2012-10-29  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* rtlanal.c (strip_address_mutation): Use SUBREG_REG instead of XEXP.
+
+2012-10-29  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_decompose_address): Use simplify_gen_subreg
+	for all addresses, zero-extended with AND.
+
+2012-10-29  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR middle-end/55116
+	* rtlanal.c (strip_address_mutation): Add SUBREG case.
+
+2012-10-29  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-inline.c (want_inline_function_called_once_p): Rename to ...
+	(want_inline_function_to_all_callers_p): check also functions with
+	multiple callers.
+	(ipa_inline): Handle inlining for size into multiple callers.
+
+2012-10-29  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/53695
+	* tracer.c (tracer): Fixup loop structure.
+	* cfgloopmanip.c (force_single_succ_latches): Add assert.
+	(fix_loop_structure): Re-compute loop latches and disambiguate
+	loops with multiple latches if required.
+
+2012-10-29  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_decompose_address): Use simplify_gen_subreg
+	to check SImode equivalent of address, zero-extended with AND RTX.
+	* config/i386/i386.md (ashift to lea splitter): Split to SImode mult.
+	(simple lea to add/shift peephole2s): Remove peephole2s that operate
+	on subregs of DImode operations.
+
+2012-10-28  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR rtl-optimization/55106
+	* lra-constraints.c (skip_usage_debug_insns): New function.
+	(check_secondary_memory_needed_p): Ditto.
+	(inherit_reload_reg): Use the new functions.  Improve debug output.
+
+2012-10-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
+
+	* doc/cpp.texi (Search Path): Fix outdated C++ path.
+
+2012-10-28  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-inline-analysis.c (eliminated_by_inlining_prob): Handle
+	&this->field expressions.
+
+2012-10-28  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* rtl.h (struct rtx_def): Add a comment for member unchanging.
+	* lra-int.h (LRA_TEMP_CLOBBER_P): New macro.
+	(lra_hard_reg_substitution): Rename to lra_final_code_change.
+	* lra-constraints.c (match_reload): Mark temporary clobbers.
+	* lra-spill.c (lra_hard_reg_substitution): Rename to
+	lra_final_code_change.  Remove temporary clobbers.
+	* lra.c (lra): Rename to lra_final_code_change.
+
+2012-10-28  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-inline.c (edge_badness): Fix overflow.
+	(inline_small_functions): Initialize SCCs correctly.
+	(do_estimate_edge_time, do_estimate_edge_hints): Skip self
+	recursive functions in SCC hints.
+
+2012-10-28  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR rtl-optimization/38711
+	* ira.c (ira): Remove DF_LIVE if the problem is in the stack.
+	(do_reload): Add it back at the end for -O2 and higher.
+
+	* function.c (thread_prologue_and_epilogue_insns): Use
+	REG_SET_TO_HARD_REG_SET instead of CLEAR_HARD_REG_SET and
+	reg_set_to_hard_reg_set.
+
+2012-10-28  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-inline.c (edge_badness): Reduce precision; use scc hints.
+	(inline_small_functions): Fix dumps; update all callees after inlining.
+	* ipa-inline.h (INLINE_HINT_in_scc, INLINE_HINT_same_scc): New
+	constants.
+	(inline summary): Add SCC_NO.
+	* ipa-inline-analysis.c (dump_inline_hints): Dump SCC hints.
+	(reset_inline_summary): Reset scc_no.
+	(estimate_node_size_and_time): Set in_scc hint.
+	(do_estimate_edge_time): Add same_scc hint.
+	(do_estimate_edge_hints): Likewise.
+
+2012-10-28  Andreas Schwab  <schwab@linux-m68k.org>
+
+	* doc/cppopts.texi: Fix use of @item vs. @itemx inside @table.
+	* doc/extend.texi: Likewise.
+	* doc/generic.texi: Likewise.
+	* doc/invoke.texi: Likewise.
+	* doc/md.texi: Likewise.
+	* doc/sourcebuild.texi: Likewise.
+
+	* doc/tm.texi.in (Misc): Add newline before @end.
+	* doc/tm.texi: Update.
+
+2012-10-27  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* lra-assigns.c (find_hard_regno_for): Fix use of WORDS_BIG_ENDIAN.
+
+2012-10-27  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/55034
+	* config/avr/avr.c (avr_out_lpm): Remove unused regno_dest.
+
+2012-10-27  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/55042
+	* config/sh/sh.c (sh1_builtin_p): Comment out unused function.
+
+2012-10-27  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (*lea<mode>): Remove unneeded temporary.
+
+2012-10-26  David S. Miller  <davem@davemloft.net>
+
+	* config/sparc/constraints.md: Update unused letter list, move
+	"w" near other memory constraints.  Remove no longer relevant
+	comment.
+	* doc/md.texi: Sync sparc constraint documentation with reality.
+
+2012-10-26  DJ Delorie  <dj@redhat.com>
+
+	* config/rl78/rl78.c (rl78_as_legitimate_address): Do not allow
+	reg+addend addresses for the _far namespace.
+
+2012-10-26  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* config/rs6000/sync.md (ATOMIC): Correct DI condition.
+
+2012-10-26  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/54970
+	* cfgexpand.c (expand_debug_expr): Expand &MEM_REF[&var, n]
+	as DEBUG_IMPLICIT_PTR + n if &var expands to DEBUG_IMPLICIT_PTR.
+	* tree-sra.c (create_access_replacement): Allow also MEM_REFs
+	with ADDR_EXPR first operand in DECL_DEBUG_EXPR expressions.
+	* var-tracking.c (track_expr_p): Handle MEM_REFs in DECL_DEBUG_EXPR
+	expressions.
+	* dwarf2out.c (add_var_loc_to_decl): Likewise.
+
+2012-10-26  Jeff Law  <law@redhat.com>
+
+	* tree-ssa-threadedge.c (cond_arg_set_in_bb): Use last stmt.
+
+2012-10-26  Gunther Nikl  <gnikl@users.sourceforge.net>
+
+	* common/config/m68k/m68k-common.c (m68k_handle_option): Set
+	gcc_options fields of opts_set for -m68020-40 and -m68020-60.
+
+2012-10-26  Teresa Johnson  <tejohnson@google.com>
+
+	* ree.c (add_removable_extension): Remove unnecessary
+	mode check with other extension.
+	* testsuite/gcc.c-torture/execute/20111227-2.c: New test.
+	* testsuite/gcc.c-torture/execute/20111227-3.c: Ditto.
+
+2012-10-26  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-inline-transform.c (inline_call): Only account size changes
+	for !DECL_EXTERNAL.
+
+2012-10-26  Martin Jambor  <mjambor@suse.cz>
+
+	PR debug/54971
+	* tree-sra.c (struct access): New flag grp_to_be_debug_replaced.
+	(dump_access): Dump the new flag.
+	(analyze_access_subtree): Set the new flag when appropriate.
+	(create_access_replacement): Handle debug replacements differently.
+	(generate_subtree_copies): Handle the grp_to_be_debug_replaced flag.
+	(init_subtree_with_zero): Likewise.
+	(sra_modify_expr): Likewise.
+	(load_assign_lhs_subreplacements): Likewise.
+	(sra_modify_assign): Likewise.
+
+2012-10-23  Yuri Rumyantsev  <ysrumyan@gmail.com>
+
+	* config/i386/i386.c (insn_is_function_arg) : Add check on CALL
+	instruction.
+	(ix86_dependencies_evaluation_hook): Insert dependencies in all
+	predecessors of call block for non-trivial region avoiding creation
+	of loop-carried dependency to avoid cross-block motion of HW registers.
+
+2012-10-26  Richard Biener  <rguenther@suse.de>
+
+	PR middle-end/54824
+	* tree-optimize.c (execute_fixup_cfg): Insert __builtin_unreachable
+	at the end of blocks with no successors.
+
+2012-10-26  Alexander Ivchenko  <alexander.ivchenko@intel.com>
+	    Uros Bizjak  <ubizjak@gmail.com>
+
+	* common/config/i386/i386-common.c
+	(OPTION_MASK_ISA_FXSR_SET): New.
+	(OPTION_MASK_ISA_XSAVE_SET): Likewise.
+	(OPTION_MASK_ISA_XSAVEOPT_SET): Likewise.
+	(ix86_handle_option): Handle mfxsr, mxsave, mxsaveopt options.
+	* config.gcc (i[34567]86-*-*): Add fxsrintrin.h,
+	xsaveintrin.h, xsaveoptintrin.h.
+	(x86_64-*-*): Likewise.
+	* config/i386/fxsrintrin.h: New header.
+	* config/i386/xsaveintrin.h: Likewise.
+	* config/i386/xsaveoptintrin.h: Likewise.
+	* config/i386/driver-i386.c (host_detect_local_cpu): Detect
+	FXSR/XSAVE/XSAVEOPT support.
+	* config/i386/i386-builtin-types.def
+	(VOID_FTYPE_PVOID_INT64): New function type.
+	* config/i386/i386-c.c: Define __FXSR__, __XSAVE__
+	and __XSAVEOPT__ if needed.
+	* config/i386/i386.c (ix86_target_string): Define -mfxsr,
+	 -mxsave and -mxsaveopt options.
+	(PTA_FXSR): New.
+	(PTA_XSAVE): Likewise.
+	(PTA_XSAVEOPT): Likewise.
+	(ix86_option_override_internal): Handle new option.
+	(processor_alias_table): Added PTA_FXSR, PTA_XSAVE, PTA_XSAVEOPT.
+	(ix86_valid_target_attribute_inner_p): Add OPT_mfxsr,
+	OPT_mxsave, OPT_mxsaveopt.
+	(ix86_builtins): Add IX86_BUILTIN_FXSAVE, IX86_BUILTIN_FXRSTOR,
+	IX86_BUILTIN_FXSAVE64, IX86_BUILTIN_XSAVE, IX86_BUILTIN_XSAVE64,
+	IX86_BUILTIN_XRSTOR, IX86_BUILTIN_XRSTOR64, IX86_BUILTIN_XSAVEOPT,
+	IX86_BUILTIN_XSAVEOPT64.
+	(ix86_expand_builtin): Handle these built-ins.
+	* config/i386/i386.h (TARGET_FXSR): New.
+	(TARGET_XSAVE): Likewise.
+	(TARGET_XSAVEOPT): Likewise.
+	* config/i386/i386.md (ANY_XSAVE): New int iterator.
+	(ANY_XSAVE64): Likewise.
+	(xsave): New int attribute.
+	(fxsave): New instruction.
+	(fxsave64): Likewise.
+	(fxrstor): Likewise.
+	(fxrstor64): Likewise.
+	(<xsave>): Likewise.
+	(<xsave>_rex64): Likewise.
+	(xrstor): Likewise.
+	(xrstor_rex64): Likewise.
+	(xrstor64): Likewise.
+	* config/i386/i386.opt (mfxsr): New.
+	(mxsave): Likewise.
+	(mxsaveopt): Likewise.
+	* config/i386/x86intrin.h: Include
+	xsaveintrin.h, fxsrintrin.h, xsaveoptintrin.h.
+
+2012-10-26  Ralf Corsépius  <ralf.corsepius@rtems.org>
+
+	* config/avr/t-rtems: Revert previous commit.
+
+2012-10-26  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR bootstrap/55049
+	* Makefile.in (rtlanal.o): Add dependency on addresses.h.
+	* rtl.h (address_info): New structure.
+	(strip_address_mutations, decompose_address, decompose_lea_address)
+	(decompose_mem_address, update_address, get_index_scale)
+	(get_index_code): Declare.
+	* rtlanal.c: Include addresses.h.
+	(strip_address_mutations, must_be_base_p, must_be_index_p)
+	(set_address_segment, set_address_base, set_address_index)
+	(set_address_disp, decompose_incdec_address, decompose_automod_address)
+	(extract_plus_operands, baseness, decompose_normal_address)
+	(decompose_address, decompose_lea_address, decompose_mem_address)
+	(update_address, get_index_scale, get_index_code): New functions.
+	* lra-constraints.c (strip_subreg): New function.
+	(address, extract_loc_address_regs, extract_address_regs)
+	(get_index_scale): Delete.
+	(process_addr_reg): Apply strip_subreg to the location.
+	(uses_hard_regs_p): Use decompose_mem_address.
+	(valid_address_p, base_plus_disp_to_reg, can_add_disp_p)
+	(equiv_address_substitution): Take an address_info rather
+	than an address.  Remove other arguments.  Avoid using Pmode.
+	(process_address): Use decompose_mem_address and decompose_lea_address.
+	Update calls to above functions.
+
+2012-10-26  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* lra-constraints.c (process_address): Tighten arguments to
+	base_reg_class.  Use simplify_gen_binary to generate PLUS rtxes.
+
+2012-10-26  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* lra-constraints.c (get_index_scale, can_add_disp_p): New functions.
+	(equiv_address_substitution): Use them.
+
+2012-10-26  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* lra-constraints.c (valid_address_p): New function, split out from...
+	(process_address): ...here.
+
+2012-10-26  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* lra-constraints.c (process_address): Describe the kinds of address
+	that we might see.
+
+2012-10-25  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* lra-int.h (lra_assert): Redefine it gcc_checking_assert.
+	* lra-constraints.c (check_and_process_move): Remove #if
+	ENABLE_ASSERT_CHECKING.
+
+2012-10-26  Ralf Corsépius  <ralf.corsepius@rtems.org>
+
+	* config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
+	__USE_INIT_FINI__.
+	* config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
+
+2012-10-25  David S. Miller  <davem@davemloft.net>
+
+	* config/sparc/constraints.md ("U"): Delete.
+	* config/sparc/sparc.md: Use 'r' constraint instead of 'U'.
+	* config/sparc/sync.md: Likewise.
+
+2012-10-25  Lawrence Crowl  <crowl@google.com>
+
+	* hash-table.h: Add usage documentation.
+	(template struct typed_free_remove): Clarify documentation.
+	Rename template parameter.
+	(struct typed_noop_remove): Likewise.
+	(descriptor concept): Change typedef T to value_type.
+	Add typedef compare_type.  Use more precise template parameter name,
+	Descriptor instead of Descr.  Update users to match.
+	(struct hash_table): Change 'find' parameters to use compare_type
+	instead of the value type.
+
+2012-10-25  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-cp.c (ipcp_discover_new_direct_edges): If something was turned
+	to direct call update the summary.
+	* ipa-inline-transform.c (inline_call): Sanity check that summaries
+	match the predicted effect; fix updating of summary after edge
+	redirection.
+	* ipa-inline-analysis.c (inline_node_duplication_hook): Do not try
+	to update the summary and recompute it instead.
+	(estimate_function_body_sizes): Fix self size estimation; double
+	check that it agrees with inline_update_overall_summary.
+	(estimate_edge_size_and_time): Handle devirtualizaiton costs.
+	(estimate_edge_devirt_benefit): Update to be called from
+	estimate_edge_size_and_time.
+	(estimate_calls_size_and_time): Update.
+	(estimate_node_size_and_time): Watch overflows.
+	(inline_merge_summary): Likewise.
+	* ipa-prob.c: Include ipa-inline.h
+	(ipa_make_edge_direct_to_target): After redirection update the summary.
+
+2012-10-25  Cary Coutant  <ccoutant@google.com>
+
+	PR debug/55063
+	* dwarf2out.c (prune_unused_types_prune): Check whether DIE is
+	already a declaration.
+
+2012-10-25  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* lra-assigns.c (assign_by_spills): Add non-reload pseudos
+	assigned to hard register to changed_pseudo_bitmap.
+
+2012-10-25  Ralf Corsépius  <ralf.corsepius@rtems.org>
+
+	* config.gcc (microblaze*-*-rtems*): New target.
+	* config/microblaze/rtems.h: New.
+	* config/microblaze/t-rtems: New.
+
+2012-10-25  Jan Hubicka  <jh@suse.cz>
+
+	PR tree-optimize/54980
+	* tree-ssa-loop-ivcanon.c (constant_after_peeling): Fix obvious typo.
+	(loop_edge_to_cancel): Be sure that the edge is from an conditional
+	so we can cancel it.
+
+2012-10-25  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR c++/54427
+	* tree.c (signed_or_unsigned_type_for): Handle vectors.
+
+2012-10-25  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-inline.c (recursive_inlining): Redirect to master
+	clone before testing profitability.
+
+2012-10-25  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/54902
+	* tree-ssa-pre.c (fini_eliminate): Return TODO.
+	(do_pre): Adjust.
+	(execute_fre): Likewise.
+	* tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
+	blocks before computing dominators.
+
+2012-10-25  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* expr.c (emit_block_move_via_loop): Use simplify_gen_binary
+	rather than gen_rtx_PLUS.
+
+2012-10-24  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR bootstrap/55068
+	PR regression/55050
+	* ira.c (setup_reg_renumber): Fix assert.
+	* ira-emit.c (emit_move_list): Update equivalences only for LRA.
+
+2012-10-24  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR bootstrap/55067
+	* lra.c: Rename loc to sloc and loc_t to sloc_t.
+
+2012-10-24  Sharad Singhai  <singhai@google.com>
+
+	* config/rs6000/rs6000.c (rs6000_density_test): Use dump_enabled_p
+	instead of dump_kind_p.
+
+2012-10-24  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	PR c++/54928
+	* tree-diagnostic.c (maybe_unwind_expanded_macro_loc):
+	Use diagnostic_append_note.
+	* diagnostic.c (diagnostic_build_prefix): Make diagnostic const.
+	(default_diagnostic_finalizer): Do not destroy prefix here.
+	(diagnostic_report_diagnostic): Destroy it here.
+	(diagnostic_append_note): New.
+	* diagnostic.h (diagnostic_append_note): Declare.
+
+2012-10-24  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR rtl-optimization/55055
+	* lra-spills.c (alter_subregs): New function.
+	(lra_hard_reg_substitution): Use it.
+
+2012-10-24  Sharad Singhai  <singhai@google.com>
+
+	* dumpfile.c (dump_enabled_p): Make it inline and move the definition
+	to dumpfile.h.
+	(dump_kind_p): Deleted. Functionality replaced by dump_enabled_p.
+	Make alt_dump_file extern.
+	* dumpfile.h (dump_enabled_p): Move inline definition here.
+	(dump_kind_p): Delete declaration.
+	Add extern declaration of alt_dump_file.
+	* toplev.c: Move dump_file and dump_file_name to dumpfile.c.
+	* tree-vect-loop-manip.c: Replace all uses of dump_kind_p with
+	dump_enabled_p.
+	* tree-vectorizer.c: Likewise.
+	* tree-vect-loop.c: Likewise.
+	* tree-vect-data-refs.c: Likewise.
+	* tree-vect-patterns.c: Likewise.
+	* tree-vect-stmts.c: Likewise.
+	* tree-vect-slp.c: Likewise.
+
+2012-10-24  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* expmed.c (lowpart_bit_field_p): Add missing == 0 check.
+
+2012-10-24  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR bootstrap/55049
+	* lra-constraints.c (extract_loc_address_regs): Pass top_p for
+	ZERO_EXTEND operand.
+
+2012-10-24  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR bootstrap/55048
+	* lra-constraints.c (update_ebb_live_info): Skip
+	non-NOTE_INSN_BASIC_BLOCK notes.
+
+2012-10-24  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/55010
+	* cse.c (fold_rtx) <RTX_COMPARE>: Call copy_rtx on folded_arg{0,1}
+	before passing it to simplify_relational_operation.
+
+	PR debug/54828
+	* gimple.h (is_gimple_sizepos): New inline function.
+	* gimplify.c (gimplify_one_sizepos): Use it.  Remove useless
+	final assignment to expr variable.
+	* tree.c (RETURN_TRUE_IF_VAR): Return true also if
+	!TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
+	into a local temporary.
+
+2012-10-23  David S. Miller  <davem@davemloft.net>
+
+	* config/sparc/constraints.md ("T", "W"): Change
+	definitions to use define_memory_constraint.  Do not match 'reg'.
+	* config/sparc/sparc.c (memory_ok_for_ldd): Remove all non-MEM
+	handling code, update comment.
+
+2012-10-23  Ian Lance Taylor  <iant@google.com>
+
+	* doc/extend.texi (Extended Asm): The '+' constraint does not
+	require a register.
+
+2012-10-23  Jeff Law  <law@redhat.com>
+
+	* tree-ssa-threadedge.c (thread_across_edge): Remove unused
+	parameter in call to cond_arg_set_in_bb.
+
+	* tree-ssa-threadedge.c (cond_arg_set_in_bb): Remove unused
+	debugging argument.
+
+	PR tree-optimization/54985
+	* tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
+	from thread_across_edge.
+	(thread_across_edge): Use it in all cases where we might thread
+	across a back edge.
+
+2012-10-23  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* lra-constraints.c (update_ebb_live_info): Process empty blocks.
+
+2012-10-23  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* expmed.c (store_split_bit_field): Update the calls to
+	extract_fixed_bit_field.  In the big-endian case, always
+	use the mode of OP0 to count the number of significant bits.
+	(extract_bit_field_1): Remove unit, offset, bitpos and
+	byte_offset from the outermost scope.  Express conditions in terms
+	of bitnum rather than offset, bitpos and byte_offset.  Move the
+	computation of MODE1 to the block that needs it.  Use MODE unless
+	the TMODE-based mode_for_size calculation succeeds.  Split the
+	plain move cases into two, one for memory accesses and one for
+	register accesses.  Generalize the memory case, freeing it from
+	the old register-based endian checks.  Move the INT_MODE calculation
+	above the code that needs it.  Use simplify_gen_subreg to handle
+	multiword OP0s.  If the field still spans several words, pass it
+	directly to extract_split_bit_field.  Assume after that point
+	that both targets and register sources fit within a word.
+	Replace x-prefixed variables with non-prefixed forms.
+	Compute the bitpos for ext(z)v register operands directly in the
+	chosen unit size, rather than going through an intermediate
+	BITS_PER_WORD unit size.  Simplify the containment check
+	used when forcing OP0 into a register.  Update the call to
+	extract_fixed_bit_field.
+	(extract_fixed_bit_field): Replace the bitpos and offset parameters
+	with a single bitnum parameter, of the same form as extract_bit_field.
+	Assume that OP0 contains the full field.  Simplify the memory offset
+	calculation and containment check for volatile bitfields.  Make the
+	offset explicit when volatile bitfields force a misaligned access.
+	Remove WARNED and fix long lines.  Assert that the processed OP0
+	has an integral mode.
+	(store_split_bit_field): Update the call to store_fixed_bit_field.
+
+2012-10-23  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* expmed.c (lowpart_bit_field_p): New function.
+	(store_bit_field_1): Remove unit, offset, bitpos and byte_offset
+	from the outermost scope.  Express conditions in terms of bitnum
+	rather than offset, bitpos and byte_offset.  Split the plain move
+	cases into two, one for memory accesses and one for register accesses.
+	Allow simplify_gen_subreg to fail rather than calling validate_subreg.
+	Move the handling of multiword OP0s after the code that coerces VALUE
+	to an integer mode.  Use simplify_gen_subreg for this case and assert
+	that it succeeds.  If the field still spans several words, pass it
+	directly to store_split_bit_field.  Assume after that point that
+	both sources and register targets fit within a word.  Replace
+	x-prefixed variables with non-prefixed forms.  Compute the bitpos
+	for insv register operands directly in the chosen unit size, rather
+	than going through an intermediate BITS_PER_WORD unit size.
+	Update the call to store_fixed_bit_field.
+	(store_fixed_bit_field): Replace the bitpos and offset parameters
+	with a single bitnum parameter, of the same form as store_bit_field.
+	Assume that OP0 contains the full field.  Simplify the memory offset
+	calculation.  Assert that the processed OP0 has an integral mode.
+	(store_split_bit_field): Update the call to store_fixed_bit_field.
+
+2012-10-23  Paul Koning  <ni1d@arrl.net>
+
+	PR debug/54508
+	* dwarf2out.c (prune_unused_types_prune): If pruning a class and
+	not all its children were marked, add DW_AT_declaration flag.
+
+2012-10-23  Ian Bolton  <ian.bolton@arm.com>
+	    James Greenhalgh  <james.greenhalgh@arm.com>
+	    Jim MacArthur  <jim.macarthur@arm.com>
+	    Marcus Shawcroft  <marcus.shawcroft@arm.com>
+	    Nigel Stephens  <nigel.stephens@arm.com>
+	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
+	    Richard Earnshaw  <rearnsha@arm.com>
+	    Sofiane Naci  <sofiane.naci@arm.com>
+	    Stephen Thomas  <stephen.thomas@arm.com>
+	    Tejas Belagod  <tejas.belagod@arm.com>
+	    Yufeng Zhang  <yufeng.zhang@arm.com>
+
+	* config.gcc: Add AArch64.
+	* configure.ac: Add AArch64 TLS support detection.
+	* configure: Regenerate.
+
+2012-10-23  Ian Bolton  <ian.bolton@arm.com>
+	    James Greenhalgh  <james.greenhalgh@arm.com>
+	    Jim MacArthur  <jim.macarthur@arm.com>
+	    Chris Schlumberger-Socha <chris.schlumberger-socha@arm.com>
+	    Marcus Shawcroft  <marcus.shawcroft@arm.com>
+	    Nigel Stephens  <nigel.stephens@arm.com>
+	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
+	    Richard Earnshaw  <rearnsha@arm.com>
+	    Sofiane Naci  <sofiane.naci@arm.com>
+	    Stephen Thomas  <stephen.thomas@arm.com>
+	    Tejas Belagod  <tejas.belagod@arm.com>
+	    Yufeng Zhang  <yufeng.zhang@arm.com>
+
+	* doc/invoke.texi (AArch64 Options): New.
+	* doc/md.texi (Machine Constraints): Add AArch64.
+
+2012-10-23  Ian Bolton  <ian.bolton@arm.com>
+	    James Greenhalgh  <james.greenhalgh@arm.com>
+	    Jim MacArthur  <jim.macarthur@arm.com>
+	    Chris Schlumberger-Socha <chris.schlumberger-socha@arm.com>
+	    Marcus Shawcroft  <marcus.shawcroft@arm.com>
+	    Nigel Stephens  <nigel.stephens@arm.com>
+	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
+	    Richard Earnshaw  <rearnsha@arm.com>
+	    Sofiane Naci  <sofiane.naci@arm.com>
+	    Stephen Thomas  <stephen.thomas@arm.com>
+	    Tejas Belagod  <tejas.belagod@arm.com>
+	    Yufeng Zhang  <yufeng.zhang@arm.com>
+
+	* common/config/aarch64/aarch64-common.c: New file.
+	* config/aarch64/aarch64-arches.def: New file.
+	* config/aarch64/aarch64-builtins.c: New file.
+	* config/aarch64/aarch64-cores.def: New file.
+	* config/aarch64/aarch64-elf-raw.h: New file.
+	* config/aarch64/aarch64-elf.h: New file.
+	* config/aarch64/aarch64-generic.md: New file.
+	* config/aarch64/aarch64-linux.h: New file.
+	* config/aarch64/aarch64-modes.def: New file.
+	* config/aarch64/aarch64-option-extensions.def: New file.
+	* config/aarch64/aarch64-opts.h: New file.
+	* config/aarch64/aarch64-protos.h: New file.
+	* config/aarch64/aarch64-simd.md: New file.
+	* config/aarch64/aarch64-tune.md: New file.
+	* config/aarch64/aarch64.c: New file.
+	* config/aarch64/aarch64.h: New file.
+	* config/aarch64/aarch64.md: New file.
+	* config/aarch64/aarch64.opt: New file.
+	* config/aarch64/arm_neon.h: New file.
+	* config/aarch64/constraints.md: New file.
+	* config/aarch64/gentune.sh: New file.
+	* config/aarch64/iterators.md: New file.
+	* config/aarch64/large.md: New file.
+	* config/aarch64/predicates.md: New file.
+	* config/aarch64/small.md: New file.
+	* config/aarch64/sync.md: New file.
+	* config/aarch64/t-aarch64-linux: New file.
+	* config/aarch64/t-aarch64: New file.
+
+2012-10-23  Michael Matz  <matz@suse.de>
+
+	* tree-ssa-operands.h (struct def_optype_d, def_optype_p): Remove.
+	(ssa_operands.free_defs): Remove.
+	(DEF_OP_PTR, DEF_OP): Remove.
+	(struct ssa_operand_iterator_d): Remove 'defs', add 'flags' members,
+	rename 'phi_stmt' to 'stmt', 'phi_i' to 'i' and 'num_phi' to 'numops'.
+	* gimple.h (gimple_statement_with_ops.def_ops): Remove.
+	(gimple_def_ops, gimple_set_def_ops): Remove.
+	(gimple_vdef_op): Don't take const gimple, adjust.
+	(gimple_asm_input_op, gimple_asm_input_op_ptr,
+	gimple_asm_set_input_op, gimple_asm_output_op,
+	gimple_asm_output_op_ptr, gimple_asm_set_output_op): Adjust asserts,
+	and rewrite to move def operands to front.
+	(gimple_asm_clobber_op, gimple_asm_set_clobber_op,
+	gimple_asm_label_op, gimple_asm_set_label_op): Correct asserts.
+	* tree-ssa-operands.c (build_defs): Remove.
+	(init_ssa_operands): Don't initialize it.
+	(fini_ssa_operands): Don't free it.
+	(cleanup_build_arrays): Don't truncate it.
+	(finalize_ssa_stmt_operands): Don't assert on it.
+	(alloc_def, add_def_op, append_def): Remove.
+	(finalize_ssa_defs): Remove building of def_ops list.
+	(finalize_ssa_uses): Don't mark for SSA renaming here, ...
+	(add_stmt_operand): ... but here, don't call append_def.
+	(get_indirect_ref_operands): Remove recurse_on_base argument.
+	(get_expr_operands): Adjust call to get_indirect_ref_operands.
+	(verify_ssa_operands): Don't check def operands.
+	(free_stmt_operands): Don't free def operands.
+	* gimple.c (gimple_copy): Don't clear def operands.
+	* tree-flow-inline.h (op_iter_next_use): Adjust to explicitely
+	handle def operand.
+	(op_iter_next_tree, op_iter_next_def): Ditto.
+	(clear_and_done_ssa_iter): Clear new fields.
+	(op_iter_init): Adjust to setup new iterator structure.
+	(op_iter_init_phiuse): Adjust.
+
+2012-10-23  Greta Yorsh  <Greta.Yorsh@arm.com>
+
+	* config/arm/arm.c (offset_ok_for_ldrd_strd): Return false for Thumb1.
+
+2012-10-23  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* dbxout.c (dbxout_symbol_location): Pass new argument to alter_subreg.
+	* dwarf2out.c: Include ira.h and lra.h.
+	(based_loc_descr, compute_frame_pointer_to_fb_displacement): Use
+	lra_eliminate_regs for LRA instead of eliminate_regs.
+	* expr.c (emit_move_insn_1): Pass an additional argument to
+	emit_move_via_integer.  Use emit_move_via_integer for LRA only if
+	the insn is recognized.
+	* emit-rtl.c (gen_rtx_REG): Add lra_in_progress.
+	(validate_subreg): Don't check offset for LRA and floating point modes.
+	* final.c (final_scan_insn, cleanup_subreg_operands): Pass new
+	argument to alter_subreg.
+	(walk_alter_subreg, output_operand): Ditto.
+	(alter_subreg): Add new argument.
+	* gcse.c (calculate_bb_reg_pressure): Add parameter to
+	ira_setup_eliminable_regset call.
+	* ira.c: Include lra.h.
+	(ira_init_once, ira_init, ira_finish_once): Call lra_start_once,
+	lra_init, lra_finish_once in anyway.
+	(ira_setup_eliminable_regset): Add parameter.  Remove need_fp.
+	Call lra_init_elimination and mark HARD_FRAME_POINTER_REGNUM as
+	living forever if frame_pointer_needed.
+	(setup_reg_class_relations): Set up ira_reg_class_subset.
+	(ira_reg_equiv_invariant_p, ira_reg_equiv_const): Remove.
+	(find_reg_equiv_invariant_const): Ditto.
+	(setup_reg_renumber): Use ira_equiv_no_lvalue_p instead of
+	ira_reg_equiv_invariant_p.  Skip caps for LRA.
+	(setup_reg_equiv_init, ira_update_equiv_info_by_shuffle_insn): New
+	functions.
+	(ira_reg_equiv_len, ira_reg_equiv): New externals.
+	(ira_reg_equiv): New.
+	(ira_expand_reg_equiv, init_reg_equiv, finish_reg_equiv): New
+	functions.
+	(no_equiv, update_equiv_regs): Use ira_reg_equiv instead of
+	reg_equiv_init.
+	(setup_reg_equiv): New function.
+	(ira_use_lra_p): New global.
+	(ira): Set up lra_simple_p and ira_conflicts_p.  Set up and
+	restore flag_caller_saves and flag_ira_region.  Move
+	initialization of ira_obstack and ira_bitmap_obstack upper.  Call
+	init_reg_equiv, setup_reg_equiv, and setup_reg_equiv_init instead
+	of initialization of ira_reg_equiv_len, ira_reg_equiv_invariant_p,
+	and ira_reg_equiv_const.  Call ira_setup_eliminable_regset with a
+	new argument.  Don't flatten IRA IRA for LRA.  Don't reassign
+	conflict allocnos for LRA. Call finish_reg_equiv.
+	(do_reload): Prepare code for LRA call.  Call LRA.
+	* ira.h (ira_use_lra_p): New external.
+	(struct target_ira): Add members x_ira_class_subset_p
+	x_ira_reg_class_subset, and x_ira_reg_classes_intersect_p.
+	(ira_class_subset_p, ira_reg_class_subset): New macros.
+	(ira_reg_classes_intersect_p): New macro.
+	(struct ira_reg_equiv): New.
+	(ira_setup_eliminable_regset): Add an argument.
+	(ira_expand_reg_equiv, ira_update_equiv_info_by_shuffle_insn): New
+	prototypes.
+	* ira-color.c (color_pass, move_spill_restore, coalesce_allocnos):
+	Use ira_equiv_no_lvalue_p.
+	(coalesce_spill_slots, ira_sort_regnos_for_alter_reg): Ditto.
+	* ira-emit.c (ira_create_new_reg): Call ira_expand_reg_equiv.
+	(generate_edge_moves, change_loop) Use ira_equiv_no_lvalue_p.
+	(emit_move_list): Simplify code.  Call
+	ira_update_equiv_info_by_shuffle_insn.  Use ira_reg_equiv instead
+	of ira_reg_equiv_invariant_p and ira_reg_equiv_const.  Change assert.
+	* ira-int.h (struct target_ira_int): Remove x_ira_class_subset_p
+	and x_ira_reg_classes_intersect_p.
+	(ira_class_subset_p, ira_reg_classes_intersect_p): Remove.
+	(ira_reg_equiv_len, ira_reg_equiv_invariant_p): Ditto.
+	(ira_reg_equiv_const): Ditto.
+	(ira_equiv_no_lvalue_p): New function.
+	* jump.c (true_regnum): Always use hard_regno for subreg_get_info
+	when lra is in progress.
+	* haifa-sched.c (sched_init): Pass new argument to
+	ira_setup_eliminable_regset.
+	* loop-invariant.c (calculate_loop_reg_pressure): Pass new
+	argument to ira_setup_eliminable_regset.
+	* lra.h: New.
+	* lra-int.h: Ditto.
+	* lra.c: Ditto.
+	* lra-assigns.c: Ditto.
+	* lra-constraints.c: Ditto.
+	* lra-coalesce.c: Ditto.
+	* lra-eliminations.c: Ditto.
+	* lra-lives.c: Ditto.
+	* lra-spills.c: Ditto.
+	* Makefile.in (LRA_INT_H): New.
+	(OBJS): Add lra.o, lra-assigns.o, lra-coalesce.o, lra-constraints.o,
+	lra-eliminations.o, lra-lives.o, and lra-spills.o.
+	(dwarf2out.o): Add dependence on ira.h and lra.h.
+	(ira.o): Add dependence on lra.h.
+	(lra.o, lra-assigns.o, lra-coalesce.o, lra-constraints.o): New entries.
+	(lra-eliminations.o, lra-lives.o, lra-spills.o): Ditto.
+	* output.h (alter_subreg): Add new argument.
+	* rtlanal.c (simplify_subreg_regno): Permit mode changes for LRA.
+	Permit ARG_POINTER_REGNUM and STACK_POINTER_REGNUM for LRA.
+	* recog.c (general_operand, register_operand): Accept paradoxical
+	FLOAT_MODE subregs for LRA.
+	(scratch_operand): Accept pseudos for LRA.
+	* rtl.h (lra_in_progress): New external.
+	(debug_bb_n_slim, debug_bb_slim, print_value_slim): New prototypes.
+	(debug_rtl_slim, debug_insn_slim): Ditto.
+	* sdbout.c (sdbout_symbol): Pass new argument to alter_subreg.
+	* sched-vis.c (print_value_slim): New.
+	* target.def (lra_p): New hook.
+	(register_priority): Ditto.
+	(different_addr_displacement_p): Ditto.
+	(spill_class): Ditto.
+	* target-globals.h (this_target_lra_int): New external.
+	(target_globals): New member lra_int.
+	(restore_target_globals): Restore this_target_lra_int.
+	* target-globals.c: Include lra-int.h.
+	(default_target_globals): Add &default_target_lra_int.
+	* targhooks.c (default_lra_p): New function.
+	(default_register_priority): Ditto.
+	(default_different_addr_displacement_p): Ditto.
+	* targhooks.h (default_lra_p): Declare.
+	(default_register_priority): Ditto.
+	(default_different_addr_displacement_p): Ditto.
+	* timevar.def (TV_LRA, TV_LRA_ELIMINATE, TV_LRA_INHERITANCE): New.
+	(TV_LRA_CREATE_LIVE_RANGES, TV_LRA_ASSIGN, TV_LRA_COALESCE): New.
+	* config/arm/arm.c (load_multiple_sequence): Pass new argument to
+	alter_subreg.
+	(store_multiple_sequence): Ditto.
+	* config/i386/i386.h (enum ix86_tune_indices): Add
+	X86_TUNE_GENERAL_REGS_SSE_SPILL.
+	(TARGET_GENERAL_REGS_SSE_SPILL): New macro.
+	* config/i386/i386.c (initial_ix86_tune_features): Set up
+	X86_TUNE_GENERAL_REGS_SSE_SPILL for m_COREI7 and m_CORE2I7.
+	(ix86_lra_p, ix86_register_priority): New functions.
+	(ix86_secondary_reload): Add NON_Q_REGS, SIREG, DIREG.
+	(inline_secondary_memory_needed): Change assert.
+	(ix86_spill_class): New function.
+	(TARGET_LRA_P, TARGET_REGISTER_BANK, TARGET_SPILL_CLASS): New macros.
+	* config/m68k/m68k.c (emit_move_sequence): Pass new argument to
+	alter_subreg.
+	* config/m32r/m32r.c (gen_split_move_double): Ditto.
+	* config/pa/pa.c (pa_emit_move_sequence): Ditto.
+	* config/sh/sh.md: Ditto.
+	* config/v850/v850.c (v850_reorg): Ditto.
+	* config/xtensa/xtensa.c (fixup_subreg_mem): Ditto.
+	* doc/md.texi: Add new interpretation of hint * for LRA.
+	* doc/passes.texi: Describe LRA pass.
+	* doc/tm.texi.in: Add TARGET_LRA_P, TARGET_REGISTER_PRIORITY,
+	TARGET_DIFFERENT_ADDR_DISPLACEMENT_P, and TARGET_SPILL_CLASS.
+	* doc/tm.texi: Update.
+
+2012-10-23  Jan Hubicka  <jh@suse.cz>
+
+	* loop-unroll.c (decide_peel_simple): Simple peeling makes sense even
+	with simple loops; bound number of branches only when FDO is not
+	available.
+	(decide_unroll_stupid): Mention that num_loop_branches heuristics
+	is off.
+
+2012-10-23  Nick Clifton  <nickc@redhat.com>
+
+	PR target/54660
+	* config/iq2000/iq2000.c (iq2000_function_arg_advance): Suppress
+	compile time warning about pointer printing.
+
+2012-10-23  Joseph Myers  <joseph@codesourcery.com>
+
+	* config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
+	*-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu): Use
+	glibc-c.o in c_target_objs and cxx_target_objs.  Use t-glibc in
+	tmake_file.  Set target_has_targetcm.
+	(tilegx-*-linux*, tilepro-*-linux*): Append to c_target_objs and
+	cxx_target_objs rather than overriding previous value.
+	* config/glibc-c.c, config/t-glibc: New.
+	* doc/tm.texi.in (TARGET_C_PREINCLUDE): New @hook.
+	* doc/tm.texi: Regenerate.
+	* hooks.c (hook_constcharptr_void_null): New.
+	* hooks.h (hook_constcharptr_void_null): Declare.
+
+2012-10-23  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* config/mips/linux-common.h (STACK_CHECK_STATIC_BUILTIN): Define.
+	(STACK_CHECK_PROTECT): Likewise.
+	* config/mips/mips.h (MIPS_PROLOGUE_TEMP2_REGNUM): Likewise.
+	(MIPS_PROLOGUE_TEMP2): Likewise.
+	* config/mips/mips-protos.h (mips_output_probe_stack_range): Declare.
+	* config/mips/mips.c: Include common/common-target.h.
+	(mips_emit_probe_stack_range): New function.
+	(mips_output_probe_stack_range): Likewise.
+	(mips_expand_prologue): Invoke mips_emit_probe_stack_range if static
+	builtin stack checking is enabled.
+	* config/mips/mips.md (UNSPEC_PROBE_STACK_RANGE): New constant.
+	(probe_stack_range_<P:mode>): New insn.
+
+2012-10-23  Marc Glisse  <marc.glisse@inria.fr>
+
+	* tree-ssa-forwprop.c (forward_propagate_into_cond): Handle vectors.
+	* fold-const.c (fold_relational_const): Handle VECTOR_CST.
+	* doc/generic.texi (VEC_COND_EXPR): Document current policy.
+
+2012-10-23  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/54937
+	* tree-ssa-loop-niter.c (record_estimate): Do not try to lower
+	the bound of non-is_exit statements.
+	(maybe_lower_iteration_bound): Do it here.
+	(estimate_numbers_of_iterations_loop): Call it.
+
+2012-10-23  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/54967
+	* cfgloopmanip.c (fix_bb_placements): Add loop_closed_ssa_invalidated;
+	track basic blocks that moved out of their loops.
+	(unloop): Likewise.
+	(remove_path): Update.
+	(fix_loop_placements): Update.
+	* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Add
+	loop_closed_ssa_invalidated parameter; pass it around.
+	(canonicalize_loop_induction_variables): Update loop closed
+	SSA form if needed.
+	(tree_unroll_loops_completely): Likewise; do irred update out of
+	the outer loop; verify that SSA form is closed.
+	* cfgloop.h (unrloop): Update.
+
+2012-10-23  Terry Guo  <terry.guo@arm.com>
+
+	PR target/55019
+	* config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
+	live argument regs.
+
+2012-10-23  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	PR middle-end/55030
+	Revert:
+	* stmt.c (expand_nl_goto_receiver): Remove almost-copy of
+	expand_builtin_setjmp_receiver.
+	(expand_label): Adjust, call expand_builtin_setjmp_receiver
+	with NULL for the label parameter.
+	* builtins.c (expand_builtin_setjmp_receiver): Don't clobber
+	the frame-pointer.  Adjust comments.
+	[HAVE_builtin_setjmp_receiver]: Emit builtin_setjmp_receiver
+	only if LABEL is non-NULL.
+
+2012-10-22  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	PR tree-optimization/55008
+	* gimple-ssa-strength-reduction.c (find_basis_for_candidate):
+	Don't allow a candidate to be a basis for itself under another
+	interpretation.
+
+2012-10-22  Sharad Singhai  <singhai@google.com>
+
+	* dumpfile.c (dump_phase_enabled_p): Renamed dump_enabled_p. Update
+	all callers.
+	(dump_enabled_p): A new function to check if any of the dump files
+	is available.
+	(dump_kind_p): Remove check for current_function_decl. Add check for
+	dumpfile and alt_dump_file.
+	* dumpfile.h: Add declaration of dump_enabled_p.
+
+2012-10-22  Richard Biener  <rguenther@suse.de>
+
+	PR lto/55021
+	* tree-streamer-in.c (unpack_ts_int_cst_value_fields): Remove
+	bogus truncations.
+
+2012-10-22  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (memory_address_length): Assert that non-null
+	base or index RTXes are registers.  Do not check for REG RTXes.
+	Determine addr32 prefix using SImode_address_operand or
+	from original base and index RTXes.  Simplify code.
+
+2012-10-22  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/55011
+	* tree-vrp.c (update_value_range): For invalid lattice transitions
+	drop to VARYING.
+
+2012-10-22  Julian Brown  <julian@codesourcery.com>
+
+	* config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
+	VFP D registers in big-endian mode.
+
+2012-10-22  Georg-Johann Lay  <avr@gjlay.de>
+
+	* doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
+	Note __AVR_<device>__ is not defined for cores.
+	Don't point to --help=target.
+
+2012-10-22  Sameera Deshpande  <sameera.deshpande@arm.com>
+	    Greta Yorsh  <Greta.Yorsh@arm.com>
+
+	* config/arm/arm.c (thumb2_emit_ldrd_pop): New function.
+	(arm_expand_epilogue): Use the new function.
+
+2012-10-22  Sameera Deshpande  <sameera.deshpande@arm.com>
+	    Greta Yorsh  <Greta.Yorsh@arm.com>
+
+	* config/arm/arm.c (thumb2_emit_strd_push): New function.
+	(arm_expand_prologue): Use the new function.
+
+2012-10-22  Sameera Deshpande  <sameera.deshpande@arm.com>
+	    Greta Yorsh  <Greta.Yorsh@arm.com>
+
+	* config/arm/arm-protos.h (offset_ok_for_ldrd_strd): New declaration.
+	(operands_ok_ldrd_strd): Likewise.
+	* config/arm/arm.c (offset_ok_for_ldrd_strd): New function.
+	(operands_ok_ldrd_strd): Likewise.
+	* config/arm/arm.md (thumb2_ldrd, thumb2_ldrd_base): New patterns.
+	(thumb2_ldrd_base_neg): Likewise.
+	(thumb2_strd, thumb2_strd_base, thumb_strd_base_neg): Likewise.
+	* predicates.md (ldrd_strd_offset_operand): New predicate.
+	* config/arm/constraints.md (Do): New constraint.
+
+2012-10-22  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.md ("nonlocal_goto_receiver"): Refer to the
+	frame-pointer as an operand.
+	("*nonlocal_goto_receiver_expanded"): Ditto.  Use
+	mmix_output_register_setting instead of naked output_asm_insn for
+	the offset from the frame-pointer to the saved rO.
+	* config/mmix/mmix.c (mmix_output_register_setting): Emit NEGU for
+	values -255..0.
+	* config/mmix/predicates.md ("frame_pointer_operand"): New.
+	* config/mmix/constraints.md ("Yf"): New.
+
+	* stmt.c (expand_nl_goto_receiver): Remove almost-copy of
+	expand_builtin_setjmp_receiver.
+	(expand_label): Adjust, call expand_builtin_setjmp_receiver
+	with NULL for the label parameter.
+	* builtins.c (expand_builtin_setjmp_receiver): Don't clobber
+	the frame-pointer.  Adjust comments.
+	[HAVE_builtin_setjmp_receiver]: Emit builtin_setjmp_receiver
+	only if LABEL is non-NULL.
+
+2012-10-21  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386-protos.h (memory_address_length): Add new bool
+	argument.  Update all uses.
+	* config/i386/i386.c (memory_address_length): If not LEA insn, then
+	add length of addr32 prefix based on mode of base or index register.
+	(ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
+	addresses here.  Update call to memory_address_length.
+	(ix86_print_address_operand): Use SImode_address_operand predicate.
+	* config/i386/predicates.md (SImode_address_operand): New.
+	* config/i386/i386.md (lea<mode>): Use SImode_address_operand
+	to calculate "mode" attribute.  Use SImode_address_operand predicate
+	instead of open-coding accepted RTX codes.
+
+2012-10-21  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* rtl.def (ADDR_DIFF_VEC): Fix comment typo.
+
+2012-10-21  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR rtl-optimization/44194
+	* calls.c (expand_call): Allow sibling calls in the PARALLEL case.
+
+2012-10-21  Tobias Burnus  <burnus@net-b.de>
+
+	PR fortran/54725
+	* Makefile.in (TARGET_SYSTEM_ROOT_DEFINE): New.
+
+2012-10-21  Chung-Lin Tang  <cltang@codesourcery.com>
+
+	* config/xtensa/xtensa.c (xtensa_expand_builtin): Remove unused 'arg'
+	variable.
+
+2012-10-20  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR rtl-optimization/54315
+	* calls.c (expand_call): Don't deal specifically with BLKmode values
+	returned in naked registers.
+	* expr.h (copy_blkmode_from_reg): Adjust prototype.
+	* expr.c (copy_blkmode_from_reg): Rename first parameter into
+	TARGET and make it required.  Assert that SRCREG hasn't BLKmode.
+	Add a couple of short-circuits for common cases and be prepared
+	for sub-word registers.
+	(expand_assignment): Call copy_blkmode_from_reg for BLKmode values
+	returned in naked registers.
+	(store_expr): Likewise.
+	(store_field): Likewise.
+
+2012-10-20  Jan Hubicka  <jh@suse.cz>
+
+	* loop-unroll.c (decide_unroll_constant_iterations): Don't
+	perform unrolling for loops with low iterations bounds or estimates.
+
+2012-10-20  Jan Hubicka  <jh@suse.cz>
+
+	* loop-iv.c (iv_number_of_iterations): Record the upper bound
+	only if there are no further conditions on it.
+
+2012-10-20  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	PR c/53063
+	PR c/40989
+	* opts.c (finish_options): Remove explicit handling from here.
+
+2012-10-20  Joern Rennecke  <joern.rennecke@embecosm.com>
+	    Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* emit-rtl.c (copy_delay_slot_insn): New function.
+	* emit-rtl.h (copy_delay_slot_insn): Declare.
+	* reorg.c: Include "emit-rtl.h".
+	(steal_delay_list_from_target): Use copy_delay_slot_insn.
+	(fill_slots_from_thread, fill_simple_delay_slots): Likewise.
+
+	* final.c (shorten_branches): When optimizing, start with small
+	length and increase from there, and don't decrease lengths.
+
+2012-10-19  Jan Hubicka  <jh@suse.cz>
+
+	* builtins.def (BUILT_IN_UNREACHABLE): Make
+	ATTR_CONST_NORETURN_NOTHROW_LEAF_LIST.
+	* builtin-attrs.def (ATTR_CONST_NORETURN_NOTHROW_LEAF_LIST): Define.
+
+2012-10-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
+	    Dominique Dhumieres  <dominiq@lps.ens.fr>
+
+	* config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Don't assume
+	OPTION_MASK_STRICT_ALIGN is defined.
+	(MASK_STRICT_ALIGN): If OPTION_MASK_STRICT_ALIGN is not defined,
+	define this to 0 for the 3 ports that use it.
+
+	* config/rs6000/rs6000.c (OPTION_MASK_STRICT_ALIGN): Don't do
+	check for ports not having -mstrict-align here, move test to
+	rs6000-cpus.def.
+	(MASK_STRICT_ALIGN): Likewise.
+	(rs6000_debug_reg_global): Print out correct target flag words if
+	-mdebug=reg.
+
+2012-10-19  Marek Polacek  <polacek@redhat.com>
+
+	PR middle-end/54945
+	* fold-const.c (fold_sign_changed_comparison):  Punt if folding
+	pointer/non-pointer comparison.
+
+2012-10-19  Greta Yorsh  <Greta.Yorsh@arm.com>
+
+	* doc/sourcebuild.texi (Effective-Target Keywords): Document
+	new effective target keyword arm_prefer_ldrd_strd.
+
+2012-10-19  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54981
+	* tree-loop-distribution.c (ssa_name_has_uses_outside_loop_p):
+	Do not consider debug stmts as uses.
+
+2012-10-19  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/54976
+	* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
+	Robustify against odd inner_mode inputs.
+
+2012-10-19  Zhenqiang Chen <zhenqiang.chen@linaro.org>
+
+	PR target/54892
+	* config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
+	sure the mode is correct when falling through from above cases.
+
+2012-10-19  Bin Cheng  <bin.cheng@arm.com>
+
+	* common.opt (flag_ira_hoist_pressure): New.
+	* doc/invoke.texi (-fira-hoist-pressure): Describe.
+	* ira-costs.c (ira_set_pseudo_classes): New parameter.
+	* ira.h: Update copyright dates.
+	(ira_set_pseudo_classes): Update prototype.
+	* haifa-sched.c (sched_init): Update call.
+	* ira.c (ira): Update call.
+	* regmove.c: Update copyright dates.
+	(regmove_optimize): Update call.
+	* loop-invariant.c: Update copyright dates.
+	(move_loop_invariants): Update call.
+	* gcse.c: (struct bb_data): New structure.
+	(BB_DATA): New macro.
+	(curr_bb, curr_reg_pressure): New static variables.
+	(should_hoist_expr_to_dom): Rename from hoist_expr_reaches_here_p.
+	Change parameter expr_index to expr.
+	New parameters pressure_class, nregs and hoisted_bbs.
+	Use reg pressure to determine the distance expr can be hoisted.
+	(hoist_code): Use reg pressure to direct the hoist process.
+	(get_regno_pressure_class, get_pressure_class_and_nregs)
+	(change_pressure, calculate_bb_reg_pressure): New.
+	(one_code_hoisting_pass): Calculate register pressure. Allocate
+	and free data.
+
+2012-10-19  Bin Cheng  <bin.cheng@arm.com>
+
+	* gcse.c: Update copyright dates.
+	(hoist_expr_reaches_here_p): Change parameter type from char *
+	to sbitmap.
+
+2012-10-19  Sebastian Huber <sebastian.huber@embedded-brains.de>
+
+	* config.gcc
+	(arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
+	"arm*-*-rtemseabi*" to "arm*-*-rtems*".
+
+2012-10-19  Alan Modra  <amodra@gmail.com>
+
+	* configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
+	(HAVE_LD_LARGE_TOC): Likewise.
+	* configure: Regenerate.
+
+2012-10-19  Alan Modra  <amodra@gmail.com>
+
+	* config/rs6000/predicates.md (splat_input_operand): Don't call
+	input_operand for MEMs.  Instead check for volatile and call
+	memory_address_addr_space_p with modified mode.
+
+2012-10-18  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (rdpmc): Remove expander.
+	(rdtsc): Ditto.
+	(rdtscp): Ditto.
+	(rdpmc): Rename from *rdpmc.
+	(rdpmc_rex64): Rename from *rdpmc_rex64.
+	(rdtsc): Rename from *rdtsc.
+	(rdtsc_rex64): Rename from *rdtsc_rex64.
+	(rdtscp): Rename from *rdtscp.
+	(rdtscp_rex64): Rename from *rdtscp_rex64.
+
+	* config/i386/i386.c (struct builtin_description bdesc_special_args)
+	<IX86_BUILTIN_RDTSC>: Use CODE_FOR_NOTHING.
+	<IX86_BUILTIN_RDTSCP>: Ditto.
+	(struct builtin_description bdesc__args) <IX86_BUILTIN_RDPMC>: Ditto.
+	(ix86_expand_builtin) <IX86_BUILTIN_{RDPMC,RDTSC,RDTSCP}>: Handle here.
+
+2012-10-18  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
+
+	* config/sh/sh.c: Fix comment to silence warning.
+
+2012-10-18  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
+	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
+	    Sameera Deshpande  <sameera.deshpande@arm.com>
+
+	* config/arm/cortex-a15-neon.md: New file.
+	* config/arm/cortex-a15.md (cortex_a15_call): Adjust reservation.
+	(cortex_a15_load1): Likewise.
+	(cortex_a15_load3): Likewise.
+	(cortex_a15_store1): Likewise.
+	(cortex_a15_store3): Likewise.
+	(cortex-a15-neon.md): Include.
+
+2012-10-18  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* config/rs6000/altivec.md (altivec_lvsl, altivec_lvsr): Add mode.
+	(altivec_vsumsws_nomode): Delete.
+	(reduc_splus_<mode>, reduc_uplus_<mode>): Call gen_altivec_vsumsws
+	instead of gen_altivec_vsumsws_nomode.
+	(altivec_lvlx, altivec_lvlxl, altivec_lvrx, altivec_lvrxl): Add mode.
+	* config/rs6000/rs6000.md (probe_stack): Rename to...
+	(probe_stack_<mode>): ... this.  Add mode.  Change pattern to
+	use std instead of stw when appropriate.
+	(probe_stack): New expander.
+	(move_from_CR_ov_bit): Add mode.
+	(splitter for compare_plus_ne0_<mode>, splitter for
+	compare_plus_ne0_<mode>_1): Remove constraints.
+	* config/rs6000/sync.md (loadsync): Rename to...
+	(loadsync_<mode>): ... this.  Add mode.
+	(atomic_load<mode>): Adjust.
+
+2012-10-18  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* loop-invariant.c: Include target.h.
+	(check_dependency): Return false for an uninitialized argument register
+	that is likely to be spilled.
+	* Makefile.in (loop-invariant.o): Add $(TARGET_H).
+
+2012-10-18  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* except.c (sjlj_emit_function_enter): Remove unused variable.
+
+2012-10-18  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
+	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
+
+	* config/arm/arm.c (neon_builtin_data): Add vfma and vfms builtins.
+	* config/arm/neon-docgen.ml (intrinsic_groups): Add
+	fused-multiply-* groups.
+	* config/neon-gen.ml (print_feature_test_start): New function.
+	(print_feature_test_end): Likewise.
+	(print_variant): Print feature test macros.
+	* config/arm/neon-testgen.ml (emit_prologue): Allow different
+	tests to require different effective targets.
+	(effective_target): New function.
+	(test_intrinsic): Specify correct effective targets.
+	* config/arm/neon.md (fma<VCVTF:mode>4_intrinsic): New pattern.
+	(fmsub<VCVTF:mode>4_intrinsic): Likewise.
+	(neon_vfma<VCVFT:mode>): New expand.
+	(neon_vfms<VCVFT:mode>): Likewise.
+	* config/neon.ml (opcode): Add Vfma and Vfms.
+	(features): Add Requires_feature.
+	(ops): Add VFMA and VFMS intrinsics.
+	* config/arm/arm_neon.h: Regenerate.
+	* doc/arm-neon-intrinsics.texi: Likewise.
+
+2012-10-18  Richard Guenther  <rguenther@suse.de>
+
+	* lto-streamer.h (enum LTO_tags): Add LTO_integer_cst.
+	* lto-streamer-in.c (lto_input_tree): Use it.
+	* lto-streamer-out.c (lto_output_tree): Likewise, for
+	!TREE_OVERFLOW integer constants only.
+	* tree-streamer-in.c (unpack_ts_int_cst_value_fields): New function.
+	(unpack_value_fields): Call it.
+	(streamer_read_integer_cst): Simplify.
+	* tree-streamer-out.c (pack_ts_int_cst_value_fields): New function.
+	(streamer_pack_tree_bitfields): Call it.
+	(streamer_write_integer_cst): Adjust.
+
+2012-10-18  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
+	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
+
+	* config.gcc: Add support for ARMv8 for arm*-*-* targets.
+	* config/arm/arm-arches.def: Add armv8-a
+	* config/arm/arm-fpus.def: Add fp-armv8, neon-fp-armv8,
+	crypto-neon-fp-armv8.  Add crypto field.
+	* config/arm/arm-tables.opt: Regenerate.
+	* config/arm/arm.c (FL_FOR_ARCH8A): Likewise.
+	(arm_arch8): New global variable.
+	(ARM_FPU): Add crypto parameter.
+	(arm_option_override): Set arm_arch8, update comments.
+	* config/arm/arm.h (TARGET_CRYPTO): New macro.
+	(arm_fpu_desc): Add crypto field.
+	(base_architecture): Add ARMv8 entry.
+	(arm_arch8): New variable declaration.
+	* config/arm/bpabi.h: ARMv8 supports BE8.
+	* doc/invoke.texi: Document ARMv8 options.
+
+2012-10-17  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR middle-end/54893
+	* trans-mem.c (diagnose_tm_1_op): Allow volatiles inside relaxed
+	transactions.
+
+2012-10-17  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR rtl-optimization/54900
+	* ifcvt.c (noce_can_store_speculate_p): Call
+	memory_must_be_modified_in_insn_p.
+	* alias.c (memory_must_be_modified_in_insn_p): New.
+	(set_dest_equal_p): New.
+	* rtl.h (memory_must_be_modified_in_p): Protoize.
+
+2012-10-17  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	* config/rs6000/rs6000.opt (rs6000_isa_flags): New flag word to
+	replace target_flags that gives us 63 possible switches.
+	(x_rs6000_isa_flags): Save area for rs6000_isa_flags.
+	(x_rs6000_isa_flags_explicit): Save area for rs6000_isa_flags_explicit.
+	(rs6000_target_flags_explicit): Delete in favor of
+	x_rs6000_isa_flags_explicit.
+	(-mpowerpc64): Change all switches that used to be in target_flags
+	to now be in rs6000_isa_flags.  In using rs6000_isa_flags, the
+	options machinary will generate names of the form OPITON_<xxx>
+	instead of TARGET_<xxx> and OPTION_MASK_<xxx> instead of MASK_<xxx>.
+	(-mpowerpc-gpopt): Likewise.
+	(-mpowerpc-gfxopt): Likewise.
+	(-mmfcrf): Likewise.
+	(-mpopcntb): Likewise.
+	(-mfprnd): Likewise.
+	(-mcmpb): Likewise.
+	(-mmfpgpr): Likewise.
+	(-maltivec): Likewise.
+	(-mhard-dfp): Likewise.
+	(-mmulhw): Likewise.
+	(-mdlmzb): Likewise.
+	(-mmultiple): Likewise.
+	(-mstring): Likewise.
+	(-msoft-float): Likewise.
+	(-mhard-float): Likewise.
+	(-mpopcntd): Likewise.
+	(-mvsx): Likewise.
+	(-mno-update): Likewise.
+	(-mupdate): Likewise.
+	(-mrecip-precision): Likewise.
+	(-mminimal-toc): Likewise.
+	(-misel): Likewise.
+	* config/rs6000/aix64.opt (-maix64): Likewise.
+	(-maix32): Likewise.
+	* config/rs6000/sysv4.opt (-mstrict-align): Likewise.
+	(-mrelocatable): Likewise.
+	(-mlittle-endian): Likewise.
+	(-mlittle): Likewise.
+	(-mbig-endian): LIkewise.
+	(-mbig): Likewise.
+	(-meabi): Likewise.
+	(-m64): Likewise.
+	(-m32): Likewise.
+	* config/rs6000/darwin.opt (-m64): Likewise.
+	(-m32): Likewise.
+
+	* config/rs6000/rs6000-cpus.def (ISA_2_1_MASKS): Move the various
+	masks used in rs6000.c here, since they are more logically in this
+	file.  Convert from being enums to just #defines, since the types
+	of these masks is now HOST_WIDE_INT instead of int.  For
+	POWERPC_MASKS, add MASK_SOFT_FLOAT, since the only use case or'ed
+	in the mask.  Change the use in rs6000.c not to do the OR of
+	MASK_SOFT_FLOAT.
+	(ISA_2_1_MASKS): Likewise.
+	(ISA_2_2_MASKS): Likewise.
+	(ISA_2_4_MASKS): Likewise.
+	(ISA_2_5_MASKS_EMBEDDED): Likewise.
+	(ISA_2_5_MASKS_SERVER): Likewise.
+	(POWERPC_7400_MASK): Likewise.
+	(POWERPC_MASKS): Likewise.
+	* config/rs6000/rs6000.c (ISA_2_1_MASKS): Likewise.
+	(ISA_2_1_MASKS): Likewise.
+	(ISA_2_2_MASKS): Likewise.
+	(ISA_2_4_MASKS): Likewise.
+	(ISA_2_5_MASKS_EMBEDDED): Likewise.
+	(ISA_2_5_MASKS_SERVER): Likewise.
+	(POWERPC_7400_MASK): Likewise.
+	(POWERPC_MASKS): Likewise.
+	(rs6000_option_override_internal): Likewise.
+
+	* config/rs6000/rs6000.c (darwin_rs6000_override_options): Change
+	all uses of target_flags to rs6000_isa_flags.  Change all uses of
+	target_flags_explicit to rs6000_isa_flags_explicit.  Change the
+	use of MASK_<xxx> to OPTION_MASK_<xxx> that options.h defines when
+	we use a secondary flags word.  Save/restore/print the new flags
+	word when switching contexts with different target attributes.
+	(rs6000_option_override_internal): Likewise.
+	(rs6000_darwin_file_start): Likewise.
+	(rs6000_opt_masks): Likewise.
+	(rs6000_inner_target_options): Likewise.
+	(rs6000_pragma_target_parse): Likewise.
+	(rs6000_set_current_function): Likewise.
+	(rs6000_function_specific_save): Likewise.
+	(rs6000_function_specific_restore): Likewise.
+	(rs6000_function_specific_print): Likewise.
+	(rs6000_can_inline_p): Likewise.
+	* config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Likewise.
+	(rs6000_cpu_cpp_builtins): Likewise.
+	* common/config/rs6000/rs6000-driver.c (rs6000_handle_option):
+	Likewise.
+
+	* config/rs6000/rs6000.h (MASK_ALTIVEC): In moving to using
+	Var(...) for all of the isa switches, the options machinery now
+	uses OPTION_MASK_<xxx> instead of MASK_<xxx> for the mask name.
+	Use #define to map the old name into the new name.  For switches
+	that are defined in aix64.opt, sysv4.opt, and darwin.opt, only do
+	the definition if those switches were defined.
+	(MASK_ALTIVEC): Likewise.
+	(MASK_CMPB): Likewise.
+	(MASK_DFP): Likewise.
+	(MASK_DLMZB): Likewise.
+	(MASK_EABI): Likewise.
+	(MASK_FPRND): Likewise.
+	(MASK_HARD_FLOAT): Likewise.
+	(MASK_ISEL): Likewise.
+	(MASK_MFCRF): Likewise.
+	(MASK_MFPGPR): Likewise.
+	(MASK_MULHW): Likewise.
+	(MASK_MULTIPLE): Likewise.
+	(MASK_NO_UPDATE): Likewise.
+	(MASK_POPCNTB): Likewise.
+	(MASK_POPCNTD): Likewise.
+	(MASK_PPC_GFXOPT): Likewise.
+	(MASK_PPC_GPOPT): Likewise.
+	(MASK_RECIP_PRECISION): Likewise.
+	(MASK_SOFT_FLOAT): Likewise.
+	(MASK_STRICT_ALIGN): Likewise.
+	(MASK_STRING): Likewise.
+	(MASK_UPDATE): Likewise.
+	(MASK_VSX): Likewise.
+	(MASK_POWERPC64): Likewise.
+	(MASK_64BIT): Likewise.
+	(MASK_RELOCATABLE): Likewise.
+	(MASK_LITTLE_ENDIAN): Likewise.
+	(MASK_MINIMAL_TOC): Likewise.
+	(MASK_REGNAMES): Likewise.
+	(MASK_PROTOTYPE): Likewise.
+	(rs6000_isa_flags_explicit): Define in terms of the
+	global_options_set structure.
+
+	* config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS):
+	Change use of target_flags to rs6000_isa_flags, target_flags_explicit
+	to rs6000_isa_flags_explicit, and MASK_<xxx> to OPTION_MASK_<xxx>.
+	* config/rs6000/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
+	* config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
+	* config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
+	* config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
+	* config/rs6000/freebsd64.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
+	(SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
+	* config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
+	* config/rs6000/linux64.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
+	(SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
+	(OPTION_LITTLE_ENDIAN): Likewise.
+	(OPTION_RELOCATABLE): Likewise.
+	(OPTION_EABI): Likewise.
+	(OPTION_PROTOTYPE): Likewise.
+	* config/rs6000/linux.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
+	* config/rs6000/option-defaults.h (OPTION_MASK_64BIT): Likewise.
+	(OPT_ARCH32): Likewise.
+	(OPT_ARCH64): Likewise.
+	* config/rs6000/sysv4.h (TARGET_TOC): Likewise.
+	(SUBTARGET_OVERRIDE_OPTIONS): Likewise.
+	(SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
+	(TARGET_OS_SYSV_CPP_BUILTINS): Likewise.
+
+	* config/rs6000/t-rs6000 (rs6000.o): Add rs6000-cpus.def as a
+	dependency.
+
+2012-10-17  Jan Hubicka  <jh@suse.cz>
+
+	* cfgloopmanip.c (copy_loop_info): New function.
+	(duplicate_loop): Use it.
+	(loop_version): Use it.
+	* loop-unswitch.c (unswitch_loop): Use it.
+	* cfgloop.h (copy_loop_info): Declare.
+
+2012-10-17  Jan Hubicka  <jh@suse.cz>
+
+	* tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Add edge_to_cancel
+	parameter and use it to estimate code optimized out in the final
+	iteration.
+	(loop_edge_to_cancel): New function.
+	(try_unroll_loop_completely): New IRRED_IVALIDATED parameter;
+	handle unrolling loops with bounds given via max_loop_iteratins;
+	handle unrolling non-inner loops when code size shrinks;
+	tidy dump output; when the last iteration loop still stays
+	as loop in the CFG forcongly redirect the latch to
+	__builtin_unreachable.
+	(canonicalize_loop_induction_variables): Add irred_invlaidated
+	parameter; record niter bound derrived; dump
+	max_loop_iterations bounds; call try_unroll_loop_completely
+	even if no niter bound is given.
+	(canonicalize_induction_variables): Handle irred_invalidated.
+	(tree_unroll_loops_completely): Handle non-innermost loops;
+	handle irred_invalidated.
+	* cfgloop.h (unlop): Declare.
+	* cfgloopmanip.c (unloop): Export.
+	* tree.c (build_common_builtin_nodes): Build BULTIN_UNREACHABLE.
+
+2012-10-17  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	* opth-gen.awk (TARGET_* generation): Always generate TARGET_<xxx>
+	for Mask options, whether they use Var(...) or not.
+
+	* config/linux-android.h (ANDROID_TARGET_OS_CPP_BUILTINS): Use
+	TARGET_<xxx> instead of OPTION_<xxx>.
+	* config/i386/i386.h (TARGET_64BIT): Likewise.
+	(TARGET_MMX): Likewise.
+	(TARGET_3DNOW): Likewise.
+	(TARGET_3DNOW_A): Likewise.
+	(TARGET_SSE): Likewise.
+	(TARGET_SSE2): Likewise.
+	(TARGET_SSE3): Likewise.
+	(TARGET_SSSE3): Likewise.
+	(TARGET_SSE4_1): Likewise.
+	(TARGET_SSE4_2): Likewise.
+	(TARGET_AVX): Likewise.
+	(TARGET_AVX2): Likewise.
+	(TARGET_FMA): Likewise.
+	(TARGET_SSE4A): Likewise.
+	(TARGET_FMA4): Likewise.
+	(TARGET_XOP): Likewise.
+	(TARGET_LWP): Likewise.
+	(TARGET_ROUND): Likewise.
+	(TARGET_ABM): Likewise.
+	(TARGET_BMI): Likewise.
+	(TARGET_BMI2): Likewise.
+	(TARGET_LZCNT): Likewise.
+	(TARGET_TBM): Likewise.
+	(TARGET_POPCNT): Likewise.
+	(TARGET_SAHF): Likewise.
+	(TARGET_MOVBE): Likewise.
+	(TARGET_CRC32): Likewise.
+	(TARGET_AES): Likewise.
+	(TARGET_PCLMUL): Likewise.
+	(TARGET_CMPXCHG16B): Likewise.
+	(TARGET_FSGSBASE): Likewise.
+	(TARGET_RDRND): Likewise.
+	(TARGET_F16C): Likewise.
+	(TARGET_RTM): Likewise.
+	(TARGET_HLE): Likewise.
+	(TARGET_RDSEED): Likewise.
+	(TARGET_PRFCHW): Likewise.
+	(TARGET_ADX): Likewise.
+	(TARGET_64BIT): Likewise.
+	(TARGET_MMX): Likewise.
+	(TARGET_3DNOW): Likewise.
+	(TARGET_3DNOW_A): Likewise.
+	(TARGET_SSE): Likewise.
+	(TARGET_SSE2): Likewise.
+	(TARGET_SSE3): Likewise.
+	(TARGET_SSSE3): Likewise.
+	(TARGET_SSE4_1): Likewise.
+	(TARGET_SSE4_2): Likewise.
+	(TARGET_AVX): Likewise.
+	(TARGET_AVX2): Likewise.
+	(TARGET_FMA): Likewise.
+	(TARGET_SSE4A): Likewise.
+	(TARGET_FMA4): Likewise.
+	(TARGET_XOP): Likewise.
+	(TARGET_LWP): Likewise.
+	(TARGET_ROUND): Likewise.
+	(TARGET_ABM): Likewise.
+	(TARGET_BMI): Likewise.
+	(TARGET_BMI2): Likewise.
+	(TARGET_LZCNT): Likewise.
+	(TARGET_TBM): Likewise.
+	(TARGET_POPCNT): Likewise.
+	(TARGET_SAHF): Likewise.
+	(TARGET_MOVBE): Likewise.
+	(TARGET_CRC32): Likewise.
+	(TARGET_AES): Likewise.
+	(TARGET_PCLMUL): Likewise.
+	(TARGET_CMPXCHG16B): Likewise.
+	(TARGET_FSGSBASE): Likewise.
+	(TARGET_RDRND): Likewise.
+	(TARGET_F16C): Likewise.
+	(TARGET_RTM): Likewise.
+	(TARGET_HLE): Likewise.
+	(TARGET_RDSEED): Likewise.
+	(TARGET_PRFCHW): Likewise.
+	(TARGET_ADX): Likewise.
+	(TARGET_LP64): Likewise.
+	(TARGET_X32): Likewise.
+	(TARGET_ISA_ROUND): Likewise.
+	* config/i386/darwin.h (TARGET_64BIT): Likewise.
+
+	* doc/options.texi (Mask): Update documentation to specify only
+	TARGET_<xxx> is generated.
+
+2012-10-17  Greta Yorsh  <Greta.Yorsh@arm.com>
+
+	* config/arm/arm.md (UNSPEC_PROLOGUE_USE): Rename this...
+	(UNSPEC_REGISTER_USE): ... to this.
+	(prologue_use): Rename this...
+	  (force_register_use): ... to this and update output assembly.
+	(epilogue) Rename gen_prologue_use to gen_force_register_use.
+	* config/arm/arm.c (arm_expand_prologue): Likewise.
+	(thumb1_expand_epilogue): Likewise.
+	(arm_expand_epilogue): Likewise.
+	(arm_expand_epilogue): Likewise.
+
+2012-10-17  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr-arch.h (avr_extra_arch_macro): Remove prototype.
+	* config/avr/avr.c (avr_extra_arch_macro): Remove variable.
+	(avr_option_override): Remove setting of avr_extra_arch_macro.
+	* config/avr/avr-c.c (avr_extra_arch_macro): Replace with
+	avr_current_device->macro.
+
+2012-10-17  Richard Biener  <rguenther@suse.de>
+
+	* tree-streamer-out.c (write_ts_decl_common_tree_pointers):
+	Do not write TREE_CHAIN of PARM_DECLs.
+	(write_ts_decl_non_common_tree_pointers): Instead stream
+	the DECL_ARGUMENTS chain.
+	* tree-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
+	Do not read TREE_CHAIN of PARM_DECLs.
+	(lto_input_ts_decl_non_common_tree_pointes): Instead read
+	the DECL_ARGUMENTS as chain.
+
+2012-10-17  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* config/iq2000/iq2000.h (call_used_regs): Remove definition.
+
+2012-10-16  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR rtl-optimization/54870
+	* tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
+	* cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
+	SSA_NAME pointer that points to a partition if there is at least
+	one variable with it set in the partition.
+	* dse.c (local_variable_can_escape): New predicate.
+	(can_escape): Call it.
+	* gimplify.c (mark_addressable): If this is a partitioned decl, also
+	mark the SSA_NAME pointer that points to a partition.
+
+2012-10-16  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* df-problems.c (df_kill_notes): Split up in two functions.
+	(df_remove_dead_and_unused_notes): New function, first half of
+	df_kill notes to remove all REG_DEAD and REG_UNUSED notes.
+	(df_remove_dead_eq_notes): New function, second half of df_kill_notes
+	to remove REG_EQUAL and REG_EQUIV notes referring to dead registers.
+	(df_note_bb_compute): Call df_remove_dead_and_unused_notes instead
+	of df_kill_notes.  Call df_remove_dead_eq_notes after processing insn.
+
+	* web.c (web): Re-add DF_RD_PRUNE_DEAD_DEFS;
+
+2012-10-16  Ian Lance Taylor  <iant@google.com>
+
+	* doc/extend.texi (Return Address): Change
+	__builtin_extract_return_address to
+	__builtin_extract_return_addr.
+
+2012-10-16  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* rtl.h (get_call_rtx_from): New prototype.
+	* rtlanal.c (get_call_rtx_from): New function.
+	* calls.c (emit_call_1): Use it.
+	* dse.c (scan_insn): Likewise
+	* dwarf2out.c (dwarf2out_var_location): Likewise.
+	* sched-deps.c (call_may_noreturn_p): Likewise.
+	* var-tracking.c (prepare_call_arguments): Likewise.
+	* config/sh/sh.c (sh_adjust_cost): Likewise.
+
+2012-10-16  Tom de Vries  <tom@codesourcery.com>
+
+	* expr.c (move_by_pieces, move_by_pieces_ninsns, can_store_by_pieces)
+	(store_by_pieces_1): Don't enter loop when no more data is left.
+
+2012-10-16  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* loop-doloop.c (doloop_modify): Pass doloop_end pattern to
+	gen_doloop_begin.
+	(doloop_optimize): Pass flag to indicate if loop is entered at top
+	to gen_doloop_end.
+	* config/arm/thumb2.md (doloop_end): Accept extra operand.
+	* config/bfin/bfin.md (doloop_end): Likewise.
+	* config/c6x/c6x.md (doloop_end): Likewise.
+	* config/ia64/ia64.md (doloop_end): Likewise.
+	* config/mep/mep.md (doloop_begin, doloop_end): Likewise.
+	* config/rs6000/rs6000.md (doloop_end): Likewise.
+	* config/s390/s390.md (doloop_end): Likewise.
+	* config/sh/sh.md (doloop_end): Likewise.
+	* config/spu/spu.md (doloop_end): Likewise.
+	* config/tilegx/tilegx.md (doloop_end): Likewise.
+	* config/tilepro/tilepro.md (doloop_end): Likewise.
+	* doc/md.texi (doloop_end): Document new operand.
+	* basic-block.h (contains_no_active_insn_p): Declare.
+	* cfgrtl.c (contains_no_active_insn_p): New function, factored
+	out of ...
+	(forwarder_block_p): ... here.
+
+2012-10-16  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	PR c/53063
+	PR c/40989
+	* doc/options.texi (EnabledBy): Document new form.
+	* optc-gen.awk: Handle new form of EnabledBy.
+	* common.opt (Wunused-but-set-parameter): Use EnabledBy.
+	(Wunused-parameter): Likewise.
+	* opts.c (finish_options): Do not handle them explicitly.
+	* opt-functions.awk (search_var_name): New.
+
+2012-10-16  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	PR c/53063
+	PR c/40989
+	* optc-gen.awk: Handle new form of LangEnabledBy.
+	* opts.c (set_Wstrict_aliasing): Declare here. Make static.
+	* common.opt (Wstrict-aliasing=,Wstrict-overflow=): Do not use Init.
+	* doc/options.texi (LangEnabledBy): Document new form.
+	* flags.h (set_Wstrict_aliasing): Do not declare.
+
+2012-10-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	* reload.c (find_reloads_subreg_address): Remove FORCE_REPLACE
+	parameter.  Always replace normal subreg with memory reference
+	whenever possible.  Return NULL otherwise.
+	(find_reloads_toplev): Always call find_reloads_subreg_address
+	for subregs of registers equivalent to a memory location.
+	Only recurse further if find_reloads_subreg_address fails.
+	(find_reloads_address_1): Only call find_reloads_subreg_address
+	for subregs of registers equivalent to a memory location.
+	Properly handle failure of find_reloads_subreg_address.
+
+2012-10-16  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/54796
+	* rtl.h: Document jump flag on VALUE.
+	* cselib.h (cselib_set_value_sp_based,
+	cselib_sp_based_value_p): New prototypes.
+	* alias.c (find_base_term): For cselib_sp_based_value_p
+	return static_reg_base_value[STACK_POINTER_REGNUM].
+	* cselib.c (SP_BASED_VALUE_P): Define.
+	(cselib_set_value_sp_based, cselib_sp_based_value_p): New functions.
+	* var-tracking.c (add_stores): Call cselib_set_value_sp_based
+	for not yet preserved VALUEs of sp on sp assignments if
+	hard_frame_pointer_adjustment != -1.
+	(vt_initialize): When setting hard_frame_pointer_adjustment,
+	disassociate sp from its previous value and call
+	cselib_set_value_sp_based on a new VALUE created for sp.
+
+	PR tree-optimization/54889
+	* tree-vect-stmts.c (vectorizable_load): Add VIEW_CONVERT_EXPR if
+	ARRAY_REF newref doesn't have compatible type with vectype element
+	type, use vectype element type for MEM_REF.
+
+2012-10-16  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* combine.c (record_dead_and_set_regs): Iterate over hard register set
+	with a hard_reg_set_iterator.
+	* cse.c (invalidate_for_call): Likewise.
+	* gcse.c (compute_hash_table_work): Likewise.
+	* loop-iv.c (simplify_using_initial_values): Likewise.
+	* postreload-gcse.c (record_opr_changes): Likewise.
+	* regcprop.c (copyprop_hardreg_forward_1): Likewise.
+	* var-tracking.c (dataflow_set_clear_at_call): Likewise.
+
+2012-10-15   Easwaran Raman  <eraman@google.com>
+
+	* optabs.c (emit_cmp_and_jump_insn_1): Add a new parameter to
+	specificy the probability of taking the jump.
+	(emit_cmp_and_jump_insns): Likewise.
+	(expand_compare_and_swap_loop): Make the jump predicted not taken.
+	* dojump.c (do_compare_rtx_and_jump): Remove the code attaching
+	REG_BR_PROB note and pass probability to emit_cmp_and_jump_insns.
+	* cfgbuild.c (compute_outgoing_frequencies): Do not guess outgoing
+	probabilities for branches with more than two successors.
+	* expr.c (emit_block_move_via_loop): Predict the loop backedge loop
+	to be highly taken.
+	(try_casesi): Pass the probability of jumping to the default label.
+	(try_tablejump): Likewise.
+	(do_tablejump): Likewise.
+	* expr.h (try_tablejump): Add a new parameter.
+	(try_casesi): Likewise.
+	(emit_cmp_and_jump_insns): Add probability as default parameter with a
+	default value of -1.
+	* except.c (sjlj_emit_function_enter): Pass probability to
+	emit_cmp_and_jump_insns.
+	* stmt.c (case_node): Add new fields PROB and SUBTREE_PROB.
+	(do_jump_if_equal): Pass probability for REG_BR_PROB note.
+	(add_case_node): Pass estimated probability of jumping to the case
+	label.
+	(emit_case_decision_tree): Pass default_prob to emit_case_nodes.
+	(get_outgoing_edge_probs): New function.
+	(conditional_probability): Likewise.
+	(reset_out_edges_aux): Likewise.
+	(compute_cases_per_edge): Likewise.
+	(emit_case_dispatch_table): Update probabilities of edges coming out
+	of the switch statement.
+	(expand_case): Compute and propagate default edge probability to
+	emit_case_dispatch_table.
+	(expand_sjlj_dispatch_table): Update calls to add_case_node and
+	emit_case_dispatch_table.
+	(balance_case_nodes): Update subtree_prob values.
+	(emit_case_nodes): Compute edge probabilities and add pass them to
+	emit_cmp_and_jump_insns.
+
+2012-10-15  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/51244
+	* config/sh/sh-protos.h (set_of_reg): New struct.
+	(sh_find_set_of_reg, sh_is_logical_t_store_expr,
+	sh_try_omit_signzero_extend):  Declare...
+	* config/sh/sh.c (sh_find_set_of_reg, sh_is_logical_t_store_expr,
+	sh_try_omit_signzero_extend): ...these new functions.
+	* config/sh/sh.md (*logical_op_t): New insn_and_split.
+	(*zero_extend<mode>si2_compact): Use sh_try_omit_signzero_extend
+	in splitter.
+	(*extend<mode>si2_compact_reg): Convert to insn_and_split.
+	Use sh_try_omit_signzero_extend in splitter.
+	(*mov<mode>_reg_reg): Disallow t_reg_operand as operand 1.
+	(*cbranch_t): Rewrite combine part in splitter using new
+	sh_find_set_of_reg function.
+
+2012-10-15  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54760
+	* config/sh/sh.c (sh_find_base_reg_disp): Stop searching insns when
+	hitting a call insn if GBR is marked as call used.
+	* config/sh/iterators.md (QIHISIDI): New mode iterator.
+	* config/sh/predicates.md (gbr_address_mem): New predicate.
+	* config/sh/sh.md (*movdi_gbr_load, *movdi_gbr_store): New
+	insn_and_split.  Use QIHISIDI instead of QIHISI in unnamed GBR
+	addressing splits.
+
+2012-10-15  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.c: Update function attribute comments.
+	* doc/extend.texi (function_vector): Rephrase SH2A specific part.
+	(nosave_low_regs, renesas, trapa_handler): Document SH specific
+	attributes.
+	(sp_switch, trap_exit): Add to index.
+
+2012-10-15  Matthias Klose  <doko@ubuntu.com>
+
+	* config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
+	* doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
+
+2012-10-15  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/sse.md (UNSPEC_MOVU): Remove.
+	(UNSPEC_LOADU): New.
+	(UNSPEC_STOREU): Ditto.
+	(<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
+	(<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
+	(<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
+	(<sse2>_movdqu<avxsizesuffix>): Split to ...
+	(<sse2>_loaddqu<avxsizesuffix>): ... this and ...
+	(<sse2>_storedqu<avxsizesuffix>): ... this.
+	(*sse4_2_pcmpestr_unaligned): Update.
+	(*sse4_2_pcmpistr_unaligned): Ditto.
+
+	* config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
+	gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
+	gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
+	(ix86_expand_vector_move_misalign): Use gen_sse_loadups or
+	gen_sse2_load{dqu,upd} to load from unaligned memory and
+	gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
+	unaligned memory.
+	(struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
+	Use CODE_FOR_sse_loadups.
+	<IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
+	<IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
+	<IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
+	<IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
+	<IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
+	<IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
+	<IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
+	<IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
+	<IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
+	<IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
+	<IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
+
+2012-10-15  Dodji Seketeli  <dodji@redhat.com>
+
+	* alias.c: Cleanup comments.
+
+2012-10-15  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR tree-optimization/54915
+	* tree-ssa-forwprop.c (simplify_vector_constructor): Check
+	argument's type.
+
+2012-10-15  Richard Biener  <rguenther@suse.de>
+
+	* data-streamer.h (bp_pack_string_with_length): New function.
+	(bp_pack_string): Likewise.
+	(bp_unpack_indexed_string): Likewise.
+	(bp_unpack_string): Likewise.
+	* data-streamer-out.c (bp_pack_string_with_length): Likewise.
+	(bp_pack_string): Likewise.
+	* data-streamer-in.c (bp_unpack_indexed_string): Likewise.
+	(bp_unpack_string): Likewise.
+	* tree-streamer-out.c (pack_ts_translation_unit_decl_value_fields):
+	Pack TRANSLATION_UNIT_LANGUAGE here, not ...
+	(write_ts_translation_unit_decl_tree_pointers): ... here.  Remove.
+	(streamer_pack_tree_bitfields): Adjust.
+	(streamer_write_tree_body): Likewise.
+	* tree-streamer-in.c (unpack_ts_translation_unit_decl_value_fields):
+	Unpack TRANSLATION_UNIT_LANGUAGE here, not ...
+	(lto_input_ts_translation_unit_decl_tree_pointers): ... here.  Remove.
+	(unpack_value_fields): Adjust.
+	(streamer_read_tree_body): Likewise.
+
+2012-10-15  J"orn Rennecke  <joern.rennecke@arc.com>
+
+	* genoutput.c (process_template): Process '*' in '@' alternatives.
+	* doc/md.texi (node Output Statement): Provide example for the above.
+
+2012-10-15  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54920
+	* tree-ssa-pre.c (create_expression_by_pieces): Properly
+	allocate temporary storage for all NARY elements.
+
+2012-10-15  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* web.c (union_match_dups): Properly handle OP_INOUT match_dups.
+
+2012-10-15  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Do not unnecessarily
+	copy the object in the MEM_P case.
+
+2012-10-15  Richard Guenther  <rguenther@suse.de>
+
+	* tree-streamer-out.c (streamer_pack_tree_bitfields): Back
+	BINFO_BASE_ACCESSES and CONSTRUCTOR lengths here.
+	(streamer_write_chain): Write TREE_CHAIN as null-terminated list.
+	(write_ts_exp_tree_pointers): Adjust.
+	(write_ts_binfo_tree_pointers): Likewise.
+	(write_ts_constructor_tree_pointers): Likewise.
+	* tree-streamer-in.c (streamer_read_chain): Read TREE_CHAIN as
+	null-terminated list.
+	(unpack_value_fields): Unpack BINFO_BASE_ACCESSES and
+	CONSTRUCTOR lengths and materialize the arrays.
+	(lto_input_ts_exp_tree_pointers): Adjust.
+	(lto_input_ts_binfo_tree_pointers): Likewise.
+	(lto_input_ts_constructor_tree_pointers): Likewise.
+
+2012-10-14  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.c (mmix_opposite_regno): Handle the
+	return-value register too.
+
+2012-10-14  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR rtl-optimization/38711
+	* df.h (df_get_live_out, df_get_live_in): Make static inline functions.
+	* df-problems.c (df_get_live_out, df_get_live_in): Moved to df.h.
+	* ira-lives.c (process_bb_node_lives): Use df_get_live_out instead of
+	DF_LR_OUT.
+	* ira-build.c (create_bb_allocnos): Likewise.
+	(create_loop_allocnos): Likewise, and use df_get_live_in instead of
+	DF_LR_IN.
+	* ira-emit.c (generate_edge_moves): Likewise.
+	(add_ranges_and_copies): Likewise.
+	* ira-color.c (ira_loop_edge_freq): Use df_get_live_out instead of
+	DF_LR_OUT, and df_get_live_in instead of DF_LR_IN.
+	* ira.c (mark_elimination): Update DF_LR and DF_LIVE.
+	(build_insn_chain): Use df_get_live_out instead of DF_LR_OUT.
+	(do_reload): Remove the DF_LIVE problem for -O1.
+
+2012-10-14  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR rtl-optimization/54919
+	* loop-unroll.c (struct var_to_expand): Remove accum_pos field.
+	(analyze_insn_to_expand_var): Do not record accum_pos.
+	(expand_var_during_unrolling): Use validate_replace_rtx_group to
+	perform replacement of all references to SET_DEST (set) with the
+	new register, including references in REG_EQUAL notes.
+	(insert_var_expansion_initialization): Insert initializatio insns
+	at the bottom of the pre-header of the loop.
+
+2012-10-14  Jan Hubicka  <jh@suse.cz>
+
+	* tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
+	predict loops with multiple exits realistically.
+	* cfgloopanal.c (single_likely_exit): New function.
+
+2012-10-14  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/alpha/alpha.md: Remove empty predicates and/or constraints.
+	* config/alpha/sync.md: Ditto.
+
+2012-10-13  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/alpha/alpha.md (I24MODE): New mode iterator.
+	(any_divmod): New code iterator.
+	(<code>si3): Macroize expander from {div,mod,udiv,umod}si3 using
+	any_divmod code iterator.
+	(<code>si3): Macroize expander from {div,mod,udiv,umod}di3 using
+	any_divmod code iterator.
+	(extendqi<mode>2): Macroize insn from extendqi{hi,si}2 using
+	I24MODE mode iterator.
+	(unaligned_store<mode>): Macroize expander from unaligned_store{qi,hi}
+	using I12MODE mode iterator.
+	(mov<mode>): Macroize expander from mov{qi,hi} using
+	I12MODE mode iterator.
+
+2012-10-13  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR rtl-optimization/54871
+	* loop-iv.c (simplify_using_initial_values): When scanning previous
+	basic blocks, prune the recorded conditions if the current insn was
+	not used to make a replacement.
+
+	* loop-unroll.c (decide_unroll_constant_iterations): Clean up message.
+	(unroll_loop_constant_iterations): Clarify head comment.
+	(decide_unroll_runtime_iterations): Clean up message.
+	(unroll_loop_runtime_iterations): Clarify head comment.
+	(decide_peel_simple): Clean up message.
+	(peel_loop_simple): Clarify head comment.
+	(decide_unroll_stupid): Clean up message.
+	(unroll_loop_stupid): Clarify head comment.
+
+2012-10-13  Andreas Schwab  <schwab@linux-m68k.org>
+
+	PR gcov-profile/44728
+	* gcov.c (create_file_names): When stripping extension only look
+	at base name.
+
+2012-10-13  Jan Hubicka  <jh@suse.cz>
+
+	* loop-iv.c (determine_max_iter): Fix handling of AND.
+	(iv_number_of_iterations): Record upper bounds as unsigned
+	values.
+
+2012-10-13  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* ira.c (ira): Set current_loops to &ira_loops before recording
+	loop exits.  Release recorded exits and loops early.
+
+2012-10-13  Chung-Lin Tang  <cltang@codesourcery.com>
+
+	* builtins.c (expand_builtin_set_thread_pointer): Use
+	create_input_operand() instead of create_fixed_operand().
+
+2012-10-13  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/alpha/alpha.md (FMODE): New mode iterator.
+	(modesuffix): Handle SF and DF modes.
+	(opmode): New mode attribute.
+	(abs<mode>2): Macroize insn from abs{sf,df}2 using FMODE mode iterator.
+	(*nabs<mode>2): Macroize insn from *nabs{sf,df}2 using
+	FMODE mode iterator.
+	(neg<mode>2): Macroize insn from neg{sf,df}2 using FMODE mode iterator.
+	(copysign<mode>3): Macroize insn from copysign{sf,df}3 using
+	FMODE mode iterator.
+	(*ncopysign<mode>3): Macroize insn from *ncopysign{sf,df}3 using
+	FMODE mode iterator.
+	(*add<mode>3_ieee): Macroize insn from *add{sf,df}_ieee using
+	FMODE mode iterator.
+	(add<mode>3): Macroize insn from add{sf,df}3 using FMODE mode iterator.
+	(*sub<mode>3_ieee): Macroize insn from *sub{sf,df}3_ieee using
+	FMODE mode iterator.
+	(sub<mode>3): Macroize insn from sub{sf,df}3 using FMODE mode iterator.
+	(*mul<mode>3_ieee): Macroize insn from *mul{sf,df}3_ieee using
+	FMODE mode iterator.
+	(mul<mode>3): Macroize insn from mul{sf,df}3 using FMODE mode iterator.
+	(*div<mode>3_ieee): Macroize insn from *div{sf,df}3_ieee using
+	FMODE mode iterator.
+	(div<mode>3): Macroize insn from div{sf,df}3 using FMODE mode iterator.
+	(*sqrt<mode>2_ieee): Macroize insn from *sqrt{sf,df}2_ieee using
+	FMODE mode iterator.
+	(sqrt<mode>2): Macroize insn from sqrt{sf,df}2
+	using FMODE mode iterator.
+	(*mov<mode>cc_internal): Macroize insn from *mov{sf,df}cc_internal
+	using FMODE mode iterator.
+	(mov<mode>cc): Macroize expander from mov{sf,df}cc
+	using FMODE mode iterator.
+
+2012-10-12  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54602
+	* config/sh/sh.md: Correct define_delay for return insns.
+	(*movsi_pop): Delete.
+
+2012-10-12  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54680
+	* config/sh/sh.c (sh_fsca_sf2int, sh_fsca_int2sf): Fix swapped
+	comments.
+	* config/sh/predicates.md (fpul_operand): Add comment.
+	(fpul_fsca_operand, fsca_scale_factor): New predicates.
+	* config/sh/sh.md (fsca): Move below sincossf3 expander.  Convert to
+	insn_and_split.  Use fpul_fsca_operand and fsca_scale_factor
+	predicates.  Simplify fpul operand in splitter.
+
+2012-10-12  Jan Hubicka <jh@suse.cz>
+
+	* tree-ssa-threadupdate.c (def_split_header_continue_p): Do not
+	escape the loop.
+
+2012-10-12  Jan Hubicka <jh@suse.cz>
+
+	* web.c (web_main): Do not set DF_RD_PRUNE_DEAD_DEFS flag.
+
+2012-10-12  Aaron Gray <aaronngray.lists@gmail.com>
+	    Diego Novillo <dnovillo@google.com>
+
+	* gengtype-lex.l: Support for C++ single line comments.
+	Support for classes.
+	(CXX_KEYWORD): New.  Support C++ keywords inline, public,
+	protected, private, template, operator, friend, &, ~.
+	(TYPEDEF): New.  Support typedef.
+	* gengtype-parser.c: updated 'token_names[]'
+	(direct_declarator): Add support for parsing functions and ctors.
+
+2012-10-12  Diego Novillo  <dnovillo@google.com>
+
+	* doc/gty.texi: Document C++ limitations in gengtype.
+	* gengtype-lex.l (CID): Rename from ID.
+	(ID): Include scoping '::' as part of the identifier name.
+	* gengtype-parse.c (token_names): Update.
+	(token_value_format): Update.
+	(consume_until_eos): Rename from consume_until_semi.
+	Remove unused argument IMMEDIATE.  Update all callers.
+	Also consider '}' as a finalizer.
+	(consume_until_comma_or_eos): Rename from
+	consume_until_comma_or_semi.
+	Remove unused argument IMMEDIATE.  Update all callers.
+	Also consider '}' as a finalizer.
+	(direct_declarator): Add documentation on ctor support.
+	Add argument IN_STRUCT.
+	If the token following ID is a '(', consider ID a
+	function and return NULL.
+	If the token following '(' is not a '*', and IN_STRUCT is true,
+	conclude that this is a ctor and return NULL.
+	If the token is IGNORABLE_CXX_KEYWORD, return NULL.
+	(inner_declarator): Add argument IN_STRUCT.
+	Update all callers.
+	(declarator): Add argument IN_STRUCT with default value false.
+	Update all callers.
+	(type): Document argument NESTED.
+	Skip over C++ inheritance specifiers.
+	If a token TYPEDEF is found, emit an error.
+	If an enum is found inside a class/structure, emit an error.
+	(typedefs, structures, param_structs, variables): Initialize.
+	(new_structure): Do not complain about duplicate
+	structures if S has a line location set.
+	* gengtype-state.c (write_state_type): Remove default handler.
+	Add handler for TYPE_NONE.
+	(read_state_scalar_char_type):
+	* gengtype.c: Fix spacing.
+	* gengtype.h (enum gty_token): Add name.  Add token
+	IGNORABLE_CXX_KEYWORD.
+
+2012-10-12  Chung-Lin Tang  <cltang@codesourcery.com>
+
+	* config/arm/arm.md (get_thread_pointersi): Moved to place with
+	other TLS related patterns.
+
+2012-10-12  Richard Biener  <rguenther@suse.de>
+
+	* tree-streamer-out.c (pack_ts_target_option): Rename from ...
+	(write_ts_target_option): ... this.
+	(pack_ts_optimization): Rename from ...
+	(write_ts_optimization): ... this.
+	(streamer_pack_tree_bitfields): Pack them in the bitfield section ...
+	(streamer_write_tree_body): ... not here.
+	* tree-streamer-in.c (unpack_ts_target_option): Rename from ...
+	(lto_input_ts_target_option): ... this.
+	(unpack_ts_optimization): Rename from ...
+	(lto_input_ts_optimization): ... this.
+	(unpack_value_fields): Unpack them from the bitfield section ...
+	(streamer_read_tree_body): ... not from here.
+
+2012-10-12  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/alpha/alpha.md (vecmodesuffix): New mode attribute.
+	(modesuffix): Handle V8QI and V4HI modes.
+	(any_maxmin): New code iterator.
+	(maxmin): New code attribute.
+	(<code><mode>3): Macroize insn from {smax,smin,umax,umin}{qi,hi}3
+	using any_maxmin code iterator and I12MODE mode iterator.
+	(<code><mode>3): Macroize insn from {smax,smin,umax,umin}{v8qi,v4hi}3
+	using any_maxmin code iterator and VEC12 mode iterator.
+
+2012-10-12  Marc Glisse  <marc.glisse@inria.fr>
+
+	* optabs.c (vector_compare_rtx): Change prototype.
+	(expand_vec_cond_expr): Handle VEC_COND_EXPR whose first operand
+	is not a comparison.
+	* gimplify.c (gimplify_expr): Handle VEC_COND_EXPR.
+
+2012-10-12  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/54894
+	* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
+	Handle over-aligned scalar types properly.
+
+2012-10-12  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54760
+	* config/sh/sh.c (bdesc): Remove thread pointer built-ins.
+	* config/sh/sh.md (get_thread_pointer, set_thread_pointer): Append mode
+	name 'si'.
+
+2012-10-12  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/51244
+	* config/sh/sh.md (negsi_cond, negdi_cond, stack_protect_test): Remove
+	get_t_reg_rtx when invoking gen_branch_true or gen_branch_false.
+	(*zero_extend<mode>si2_compact): Convert to insn_and_split.  Convert
+	zero extensions of T bit stores to reg moves in splitter.  Remove
+	obsolete unnamed peephole2 that caught zero extensions after negc T bit
+	stores.
+	(*branch_true_eq, *branch_false_ne): Delete.
+	(branch_true, branch_false): Convert insn to expander.  Move actual
+	insn logic to...
+	(*cbranch_t): ...this new insn_and_split.  Try to find preceding
+	redundant T bit stores and tests and combine them with the conditional
+	branch if possible in the splitter.
+	(movrt_xor, *movt_movrt): New insn_and_split.
+	* config/sh/predicates.md (cbranch_treg_value): New predicate.
+	* config/sh/sh-protos.h (sh_eval_treg_value): Forward declare...
+	* config/sh/sh.c (sh_eval_treg_value): ...this new function.
+	(expand_cbranchsi4, expand_cbranchdi4): Remove get_t_reg_rtx
+	when invoking gen_branch_true or gen_branch_false.
+
+2012-10-11  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/alpha/alpha.md (IMODE): New mode iterator.
+	(I124MODE): Ditto.
+	(I248MODE): Ditto.
+	(modesuffix): Handle QI and HI modes.
+	(zero_extendqi<mode>2): Macroize insn from zero_extendqi{hi,si,di}2
+	using I248MODE mode iterator.
+	(zero_extendhi<mode>2): Macroize insn from zero_extendhi{si,di}2
+	using I48MODE mode iterator.
+	(andnot<mode>3): Macroize insn from andnot{si,di}3 using
+	I48MODE mode iterator.
+	(ins<modesuffix>l_const): Macroize insn from ins{b,w,l}l_const
+	using I248MODE mode iterator.
+	(ins<modesuffix>l): Macroize insn from ins{b,w,l}l
+	using I248MODE mode iterator.
+	(*mov<mode>cc_internal): Macroize insn from
+	*mov{qi,hi,si,di}cc_internal using IMODE mode iterator.
+	(*mov<mode>cc_lbc): Macroize insn from
+	*mov{qi,hi,si,di}cc_lbc using IMODE mode iterator.
+	(*mov<mode>cc_lbs): Macroize insn from
+	*mov{qi,hi,si,di}cc_lbs using IMODE mode iterator.
+	(mov<mode>cc): Macroize expander from mov{si,di}cc
+	using I48MODE mode iterator.
+
+2012-10-11  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* ira-build.c (ira_loop_tree_body_rev_postorder): New function.
+	(ira_traverse_loop_tree): Traverse a loop's basic blocks in
+	reverse post-order of the reversed control-flow direction.
+	* ira-conflicts.c (ira_build_conflicts): Pass add_copies as
+	the pre-order function to ira_traverse_loop_tree to preserve
+	the existing semantics.
+
+	* ira-lives.c (remove_some_program_points_and_update_live_ranges):
+	Squeeze out live range chain elements if their program points are
+	connected.
+
+2012-10-11  Jakub Jelinek  <jakub@redhat.com>
+
+	* tree.def (REDUC_PLUS_EXPR): Fix up comment.
+
+	* fold-const.c (fold_unary_loc): Handle REDUC_MIN_EXPR,
+	REDUC_MAX_EXPR and REDUC_PLUS_EXPR.
+
+2012-10-11  James Lemke  <jwlemke@codesourcery.com>
+
+	* config/rs6000/predicates.md (zero_fp_constant): Fix comment.
+	* config/rs6000/rs6000.md (return_pred): Fix null return.
+	* config/rs6000/rs6000.c (rs6000_emit_set_const): Fix indentation.
+	(print_operand): Make FALLTHRU obvious.
+	(output_cbranch): Correct comment.
+
+2012-10-11  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/alpha/alpha.md (DWI): New mode attribute.
+	(*sadd<modesuffix>): Macroize insn from *saddl and *saddq using
+	I48MODE mode iterator.
+	(addv<mode>3): Macroize insn from addvsi3 and addvdi3 using
+	I48MODE mode iterator.
+	(neg<mode>2): Macroize insn from negsi2 and negdi2 using
+	I48MODE mode iterator.
+	(negv<mode>2): Macroize insn from negvsi2 and negvdi2 using
+	I48MODE mode iterator.
+	(sub<mode>3): Macroize insn from subsi3 and subdi3 using
+	I48MODE mode iterator.
+	(*ssub<modesuffix>): Macroize insn from *ssubl and *ssubq using
+	I48MODE mode iterator.
+	(subv<mode>3): Macroize insn from subvsi3 and subvdi3 using
+	I48MODE mode iterator.
+	(mul<mode>3): Macroize insn from mulsi3 and muldi3 using
+	I48MODE mode iterator.
+	(mulv<mode>3): Macroize insn from mulvsi3 and mulvdi3 using
+	I48MODE mode iterator.
+	(*iornot<mode>3): Macroize insn from *iornotsi3 and *iornotdi3 using
+	I48MODE mode iterator.
+	(*xornot<mode>3): Macroize insn from *xornotsi3 and *xornotdi3 using
+	I48MODE mode iterator.
+
+2012-10-11  Jason Merrill  <jason@redhat.com>
+
+	* configure.ac (gcc_cv_as_aix_ref): Fix typo.
+	* configure: Regenerate.
+
+2012-10-11  Chung-Lin Tang  <cltang@codesourcery.com>
+
+	* builtins.c (expand_builtin_thread_pointer): New.
+	(expand_builtin_set_thread_pointer): New.
+	(expand_builtin): Add BUILT_IN_THREAD_POINTER,
+	BUILT_IN_SET_THREAD_POINTER expand cases.
+	* builtins.def (BUILT_IN_THREAD_POINTER):
+	New __builtin_thread_pointer builtin.
+	(BUILT_IN_SET_THREAD_POINTER):
+	New __builtin_set_thread_pointer builtin.
+	* optabs.def (get_thread_pointer,set_thread_pointer):
+	New standard names.
+	* doc/md.texi (Standard Names): Document get_thread_pointer and
+	set_thread_pointer patterns.
+	* config/alpha/alpha.md (get_thread_pointerdi): Rename from load_tp.
+	(set_thread_pointerdi): Rename from set_tp.
+	* config/alpha/alpha.c (alpha_legitimize_address_1): Change
+	gen_load_tp calls to gen_get_thread_pointerdi.
+	(alpha_builtin): Remove ALPHA_BUILTIN_THREAD_POINTER,
+	ALPHA_BUILTIN_SET_THREAD_POINTER.
+	(code_for_builtin): Remove CODE_FOR_load_tp, CODE_FOR_set_tp.
+	(alpha_init_builtins): Remove __builtin_thread_pointer,
+	__builtin_set_thread_pointer machine-specific builtins.
+	(alpha_expand_builtin_thread_pointer): Add hook function for
+	TARGET_EXPAND_BUILTIN_THREAD_POINTER.
+	(alpha_expand_builtin_set_thread_pointer): Add hook function for
+	TARGET_EXPAND_BUILTIN_SET_THREAD_POINTER.
+	(alpha_fold_builtin): Remove ALPHA_BUILTIN_THREAD_POINTER,
+	ALPHA_BUILTIN_SET_THREAD_POINTER cases.
+	* config/arm/arm.md (get_thread_pointersi): New pattern.
+	* config/arm/arm-protos.h (arm_load_tp): Add extern declaration.
+	* config/arm/arm.c (arm_load_tp): Remove static.
+	(arm_builtins): Remove ARM_BUILTIN_THREAD_POINTER.
+	(arm_init_tls_builtins): Remove function.
+	(arm_init_builtins): Remove call to arm_init_tls_builtins().
+	(arm_expand_builtin): Remove ARM_BUILTIN_THREAD_POINTER case.
+	* config/mips/mips.md (get_thread_pointer<mode>): New pattern.
+	* config/mips/mips-protos.h (mips_expand_thread_pointer):
+	Add extern declaration.
+	* config/mips/mips.c (mips_expand_thread_pointer):
+	Renamed from mips_get_tp.
+	(mips_get_tp): New stub calling mips_expand_thread_pointer.
+	* config/s390/s390.c (s390_builtin,code_for_builtin_64,
+	code_for_builtin_31,s390_init_builtins,s390_expand_builtin): Remove.
+	* config/s390/s390.md (get_tp_64,get_tp_31,set_tp_64,set_tp_31):
+	Remove.
+	(get_thread_pointer<mode>,set_thread_pointer<mode>):
+	New, adapted from removed patterns.
+	* config/xtensa/xtensa.md (get_thread_pointersi):
+	Renamed from load_tp.
+	(set_thread_pointersi): Renamed from set_tp.
+	* config/xtensa/xtensa.c (xtensa_legitimize_tls_address):
+	Change gen_load_tp calls to gen_get_thread_pointersi.
+	(xtensa_builtin): Remove XTENSA_BUILTIN_THREAD_POINTER and
+	XTENSA_BUILTIN_SET_THREAD_POINTER.
+	(xtensa_init_builtins): Remove __builtin_thread_pointer,
+	__builtin_set_thread_pointer machine-specific builtins.
+	(xtensa_fold_builtin): Remove XTENSA_BUILTIN_THREAD_POINTER,
+	XTENSA_BUILTIN_SET_THREAD_POINTER cases.
+	(xtensa_expand_builtin): Remove XTENSA_BUILTIN_THREAD_POINTER,
+	XTENSA_BUILTIN_SET_THREAD_POINTER cases.
+
+2012-10-11  Marc Glisse  <marc.glisse@inria.fr>
+
+	* doc/extend.texi (Vector Extensions): C++ improvements.
+	* doc/generic.texi (LSHIFT_EXPR, RSHIFT_EXPR): Mixed vector-scalar.
+	(LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR, NE_EXPR): Specify
+	the vector case.
+	(VEC_COND_EXPR): Document it.
+
+2012-10-11  Terry Guo  <terry.guo@arm.com>
+
+	* config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
+	architecture.
+	* config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
+	instruction.
+
+2012-10-11  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	PR target/54373
+	* configure.ac (out-of-tree linker .hidden support) Set to "no"
+	for mmix-knuth-mmixware.
+	* configure: Regenerate.
+
+	* configure.ac (gcc_cv_as_comdat_group_group): Default to no.
+	* configure: Regenerate.
+
+	* acinclude.m4 (_gcc_COMPUTE_GAS_VERSION): Allow a single
+	character to quote the VERSION= contents.  Sanity-check contents.
+	* configure.ac ("what linker to use" ld version extraction): Ditto.
+	* configure: Regenerate.
+
+2012-10-10  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* config/rs6000/rs6000.h (PRINT_OPERAND_PUNCT_VALID_P): Delete '.'.
+
+2012-10-10  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/54877
+	* tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
+	use make_ssa_name instead of copy_ssa_name.
+
+2012-10-10  Richard Biener  <rguenther@suse.de>
+
+	* lto-streamer-in.c (lto_input_location_bitpack): Rename to ...
+	(lto_input_location): ... this.  Kill original.
+	(input_eh_region): Adjust.
+	(input_struct_function_base): Likewise.
+	(lto_read_tree): Likewise.
+	* lto-streamer-out.c (lto_output_location_bitpack): Rename to ...
+	(lto_output_location): ... this.  Kill original.
+	(lto_write_tree): Adjust.
+	(output_eh_region): Likewise.
+	(output_struct_function_base): Likewise.
+	* lto-streamer.c (lto_streamer_hooks_init): Initialize location hooks.
+	* lto-streamer.h (lto_input_location): Adjust prototype.
+	(lto_output_location): Likewise.
+	* streamer-hooks.h (struct streamer_hooks): Adjust prototype
+	of input_location and output_location hooks.
+	(stream_input_location): New define.
+	(stream_output_location): Likewise.
+	* tree-streamer-in.c (unpack_ts_block_value_fields): Adjust.
+	(unpack_value_fields): Likewise.
+	(streamer_read_tree_bitfields): Likewise.
+	(lto_input_ts_decl_minimal_tree_pointers): Likewise.
+	(lto_input_ts_exp_tree_pointers): Likewise.
+	(lto_input_ts_block_tree_pointers): Likewise.
+	* tree-streamer-out.c (pack_ts_block_value_fields): Adjust.
+	(streamer_pack_tree_bitfields): Likewise.
+	(write_ts_decl_minimal_tree_pointers): Likewise.
+	(write_ts_exp_tree_pointers): Likewise.
+	(write_ts_block_tree_pointers): Likewise.
+	* gimple-streamer-in.c (input_phi): Adjust.
+	(input_gimple_stmt): Likewise.
+	* gimple-streamer-out.c (output_phi): Adjust.
+	(output_gimple_stmt): Likewise.
+	* tree-streamer.h (streamer_read_tree_bitfields): Adjust prototype.
+	(streamer_pack_tree_bitfields): Likewise.
+
+2012-10-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	* config/rs6000/rs6000.c (altivec_expand_dst_builtin): Fix signed
+	vs. unsigned warnings by using enum type for function code.
+	(paired_expand_builtin): Likewise.
+	(spe_expand_builtin): Likewise.
+
+	* config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Change
+	builtin mask, target flags masks type to HOST_WIDE_INT in
+	preparation for growing the number of ISA switches from 31 to 63.
+
+	* config/rs6000/rs6000.opt (rs6000_builtin_mask): Make mask type
+	HOST_WIDE_INT.
+
+	* config/rs6000/rs6000.c (struct builtin_description): Make
+	builtin mask field HOST_WIDE_INT.  Make target flags field
+	HOST_WIDE_INT in preparation for growing the # of ISA switches.
+	(struct rs6000_builtin_info_type): Likewise.
+	(struct rs6000_ptt): Likewise.
+	(rs6000_builtin_mask_calculate): Likewise.
+	(rs6000_invalid_builtin): Likewise.
+	(rs6000_builtin_decl): Likewise.
+	(rs6000_common_init_builtins): Likewise.
+	(rs6000_darwin_file_start): Likewise.
+	(rs6000_final_prescan_insn): Likewise.
+	(rs6000_inner_target_options): Likewise.
+	(build_target_option_node): Likewise.
+	(rs6000_function_specific_print): Likewise.
+	(DEBUG_FMT_W): New format for printing HOST_WIDE_INT in hex.
+
+	* config/rs6000/rs6000-protos.h (rs6000_builtin_mask_calculate):
+	Make target flags, builtin masks arguments/return values
+	HOST_WIDE_INT in preparation for growing the number of ISA from 31
+	to 63.
+	(rs6000_target_modify_macros): Likewise.
+	(rs6000_target_modify_macros_ptr): Likewise.
+
+	* config/rs6000/rs6000.c (DEBUG_FMT_ID): Move "-32s" to a separate
+	define and change DEBUG_FMT_<x> to use it.
+	(DEBUG_FMT_D): Likewise.
+	(DEBUG_FMT_S): Likewise.
+	(DEBUG_FMT_X): Delete, no longer used.
+	(DEBUG_FMT_W): Likewise.
+	(DEBUG_FMT_WX): New debug format for printing options in a
+	friendly fashion.
+	(rs6000_debug_reg_global): If -mdebug=reg, print all of the
+	options in target_flags and target_flags_explicit.  Print the
+	default options for -mcpu=<xxx>, -mtune=<xxx>, and the default
+	options.  Adjust printing out the builtin options.
+	(rs6000_option_override_internal): Change printing the builtin
+	options to use rs6000_print_builtin_options.
+	(rs6000_function_specific_print): Change to use
+	rs6000_print_isa_options to print ISA flags.
+	(rs6000_print_options_internal): New function for expanded
+	-mdebug=reg option printing to print both the ISA options, and the
+	builtins that are enabled.
+	(rs6000_print_isa_options): New function to print the ISA options.
+	(rs6000_print_builtin_options): New function to print the builtin
+	functions enabled.
+
+2012-10-10  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/51109
+	* config/i386/bdver1.md (bdver1-mult): Remove.
+
+	PR middle-end/54879
+	* combine.c (count_rtxs): Use RTX_BIN_ARITH resp. RTX_COMM_ARITH
+	instead of '2' resp. 'c' for GET_RTX_CLASS comparisons.
+
+	PR middle-end/54862
+	* simplify-rtx.c (simplify_truncation): Compare UINTVAL instead of
+	INTVAL of second argument with precision resp. op_precision.
+
+2012-10-10  Dodji Seketeli  <dodji@redhat.com>
+
+	PR middle-end/54860 - Make sure attributes hash table is created
+	* attribs.c (register_scoped_attributes): Ensure the attribute
+	hash table is created.
+
+2012-10-10  Ganesh Gopalasubramanian  <Ganesh.Gopalasubramanian@amd.com>
+
+	PR target/51109
+	* config/i386/bdver1.md (bdver1_int): Automaton has been
+	split to reduce state transitions.
+
+2012-10-10  Richard Biener  <rguenther@suse.de>
+
+	PR middle-end/54876
+	* ipa-prop.c (prune_expression_for_jf_1): New function.
+	(prune_expression_for_jf): Clear EXPR_LOCATION for all
+	sub-expressions as well.
+
+2012-10-10  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config.gcc: Enable zEC12 for with-arch and with-tune
+	configure switches.
+	* common/config/s390/s390-common.c (processor_flags_table): Add
+	zEC12 entry.
+	* config/s390/2827.md: New file.
+	* config/s390/s390-opts.h (enum processor_type): Add
+	PROCESSOR_2827_ZEC12.
+	* config/s390/s390.h (enum processor_flags): Add PF_ZEC12.
+	(TARGET_CPU_ZEC12, TARGET_ZEC12): New macro definitions.
+	* config/s390/s390.c (zEC12_cost): New definition.
+	(s390_option_override): Set costs for zEC12.
+	Set parameter defaults for zEC12.
+	(legitimate_reload_fp_constant_p): Adjust comment.
+	(preferred_la_operand_p): Adjust comment.
+	(s390_expand_insv): Generate insv pattern without CC clobber for zEC12.
+	(s390_adjust_priority): Add zEC12 check.
+	(s390_issue_rate): Return 2 for zEC12.
+	(s390_reorg): Enable code optimizations for zEC12.
+	(s390_sched_reorder): Reorder insns according to OOO attributes.
+	(s390_get_sched_attrmask): New function.
+	(s390_sched_score): New function.
+	(s390_sched_variable_issue): Update s390_sched_state.
+	(s390_sched_init): Reset s390_sched_state.
+	(s390_loop_unroll_adjust): Enable for zEC12.
+	* config/s390/s390.opt: Add zEC12 processor type value.
+	* config/s390/s390.md: Enable mnemonic attribute.
+	(attr cpu, cpu_facility): Add zEC12.
+	Include 2827.md.
+	("*insv<mode>_zEC12", "*insv<mode>_zEC12_noshift")
+	("*load_and_trap<mode>"): New insn definition.
+	("*cmp_and_trap_unsigned_int<mode>"): Add clt and clgt.
+
+2012-10-09  David S. Miller  <davem@davemloft.net>
+
+	* config/sparc/sparc.md (type attribute): Add new types 'visl'
+	(VIS logical operation), 'vismv' (VIS move), and 'pdistn'.  Rename
+	'fgm_pdist' to 'pdist'.
+	(*movsi_insn): Use vismv and visl.
+	(*movdi_insn_sp64): Likewise.
+	(*movsf_insn): Likewise.
+	(*movdf_insn_sp64): Likewise.
+	(*mov<VM32:mode>_insn): Likewise, use 'fsrc2s' instead of 'fsrc1s'.
+	(*mov<VM64:mode>_insn_sp64): Likewise, use 'fsrc2s'
+	instead of 'fsrc1s'.
+	(*mov<VM64:mode>_insn_sp32): Likewise, use 'fsrc2s'
+	instead of 'fsrc1s'.
+	(VIS logical instructions): Mark as visl.
+	(pdist_vis): Use 'pdist'.
+	(pditsn<mode>_vis): Use 'pdistn'.
+	* config/sparc/ultra1_2.md: Adjust for new VIS attribute types.
+	* config/sparc/ultra3.md: Likewise.
+	* config/sparc/niagara.md: Likewise.
+	* config/sparc/niagara2.md: Likewise.
+	* config/sparc/niagara4.md: Add cpu units "n4_slot2" and
+	"n4_load_store" for special store scheduling.  Use them in load
+	and store reservations.  Integer divide and multiply can only
+	issue in slot-1.  Represent 1-cycle VIS moves and 3-cycle VIS
+	logic operations.
+
+2012-10-10  Dehao Chen  <dehao@google.com>
+
+	* tree-eh.c (lower_try_finally_onedest): Set correct location for
+	deallocator.
+	* gimplify.c (gimplify_expr): Set correct location for TRY stmt.
+
+2012-10-10  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/52480
+	* config/sh/sh.md (extv, extzv): Check that operands[3] is zero,
+	regardless of the endianness.
+
+2012-10-09  Lawrence Crowl  <crowl@google.com>
+
+	* Makefile.in (fold-const.o): Add depencence on hash-table.h.
+	(dse.o): Likewise.
+	(cfg.o): Likewise.
+	* fold-const.c (fold_checksum_tree): Change to new
+	type-safe hash table.
+	* (print_fold_checksum): Likewise.
+	* cfg.c (var bb_original): Likewise.
+	* (var bb_copy): Likewise.
+	* (var loop_copy): Likewise.
+	* hash-table.h (template hash_table): Constify parameters for find...
+	and remove_elt... member functions.
+	(hash_table::empty) Correct size expression.
+	(hash_table::clear_slot) Correct deleted entry assignment.
+	* dse.c (var rtx_group_table): Change to new type-safe hash table.
+
+2012-10-09  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* basic-block. (profile_record): New struct, moved from passes.c.
+	* cfghooks.h (struct cfg_hooks) <account_profile_record>: New hook.
+	(account_profile_record): New prototype.
+	* cfghooks.c (account_profile_record): New function.
+	* tree-cfg.c (gimple_account_profile_record): New function
+	(gimple_cfg_hooks): Add it.
+	* cfgrtl.c (rtl_account_profile_record): New function
+	(rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Add it.
+	* passes.c (check_profile_consistency): Simplify.  Move IR-dependent
+	code around using cfghooks machinery.
+
+2012-10-09  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54760
+	* doc/extend.texi (Target Builtins): Add SH built-in section.
+	Document __builtin_thread_pointer and __builtin_set_thread_pointer.
+
+2012-10-09  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
+
+	PR middle-end/53397
+	* tree-ssa-loop-prefetch.c (gather_memory_references_ref):
+	Perform non constant step prefetching in inner loop, only
+	when it is invariant in the entire loop nest.
+	* tree-ssa-loop-prefetch.c (dump_mem_details): New function to dump
+	base, step and delta values of memeory reference analysed for
+	prefetching.
+	* tree-ssa-loop-prefetch.c (dump_mem_ref): Call dump_mem_details
+	to print base, step and delta values of memory reference.
+	* cfgloop.h (loop_outermost): New function that returns outermost
+	loop for a given loop in a loop nest.
+
+2012-10-09  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/54837
+	* cfgexpand.c (expand_debug_source_expr): Move checking
+	code conditional on a found decl_debug_args vector.
+
+2012-10-09  Richard Guenther  <rguenther@suse.de>
+
+	* tree-streamer.c (streamer_tree_cache_get): Move ...
+	* tree-streamer.h (streamer_tree_cache_get): ... here as inline.
+
+2012-10-09  Jan Hubicka  <jh@suse.cz>
+
+	* loop-unroll.c (unroll_loop_constant_iterations): Add
+	update of loop->nb_iterations_upper_bound I missed in my previous
+	commit; use TRUNC_DIV_EXPR instead of FLOOR_DIV_EXPR to divide
+	iteration count.
+	(decide_unroll_runtime_iterations): Avoid overflow.
+	(unroll_loop_runtime_iterations): Use TRUNC_DIV_EXPR instead of
+	FLOOR_DIV_EXPR to update iteration bounds.
+	(decide_peel_simple): Avoid integer overflow when deciding
+	on number of peelings.
+	(decide_unroll_stupid): Likewise.
+
+2012-10-09  Tobias Burnus  <burnus@net-b.de>
+
+	* lto-cgraph.c (input_node_opt_summary): Remove unused code.
+	* lto-opts.c (append_to_collect_gcc_options): Fix condition.
+	* lto-symtab.c (lto_cgraph_replace_node): Don't xstrdup string
+	which is passed to fprintf.
+
+2012-10-09  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	PR c++/54194
+	* tree.h: Add EXPR_LOC_OR_LOC.
+
+2012-10-09  Nick Clifton  <nickc@redhat.com>
+
+	PR rtl-optimization/54739
+	* config/mcore/mcore.md: (anddi3, iordi3, xordi3): Delete patterns.
+
+	PR target/54661
+	* config/mcore/mcore.c (mcore_output_movedouble): Fix typo.
+
+2012-10-09  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR c++/54427
+	* fold-const.c (fold_binary_loc): Use build_zero_cst instead of
+	build_int_cst for a potential vector.
+
+2012-10-08  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/atom.md (atom_sse_4): Merge atom_sse_attr attibutes.
+	(atom_sse_5): Ditto.
+
+2012-10-08  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR target/54400
+	* config/i386/i386.md (type attribute): Add sseadd1.
+	(unit attribute): Add support for sseadd1.
+	(memory attribute): Likewise.
+	* config/i386/athlon.md: Likewise.
+	* config/i386/core2.md: Likewise.
+	* config/i386/atom.md: Likewise.
+	* config/i386/ppro.md: Likewise.
+	* config/i386/bdver1.md: Likewise.
+	* config/i386/sse.md (sse3_h<plusminus_insn>v2df3): Split into...
+	(sse3_haddv2df3): ... expander.
+	(*sse3_haddv2df3): ... define_insn. Accept permuted operands.
+	(sse3_hsubv2df3): ... define_insn.
+	(*sse3_haddv2df3_low): New define_insn.
+	(*sse3_hsubv2df3_low): New define_insn.
+
+2012-10-08  Jan Hubicka  <jh@suse.cz>
+
+	* loop-unswitch.c (unswitch_single_loop): Use
+	estimated_loop_iterations_int to prevent unswitching when loop
+	is known to not roll.
+	* tree-ssa-loop-niter.c (estimated_loop_iterations): Do not segfault
+	when SCEV is not initialized.
+	(max_loop_iterations): Likewise.
+	* tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Use
+	estimated_loop_iterations_int to prevent unswithcing when
+	loop is known to not roll.
+	* tree-scalar-evolution.c (scev_initialized_p): New function.
+	* tree-scalar-evolution.h (scev_initialized_p): Likewise.
+	* loop-unroll.c (decide_peel_once_rolling): Use
+	max_loop_iterations_int.
+	(unroll_loop_constant_iterations): Update
+	nb_iterations_upper_bound and nb_iterations_estimate.
+	(decide_unroll_runtime_iterations): Use
+	estimated_loop_iterations or max_loop_iterations;
+	(unroll_loop_runtime_iterations): fix profile updating.
+	(decide_peel_simple): Use estimated_loop_iterations
+	and max_loop_iterations.
+	(decide_unroll_stupid): Use estimated_loop_iterations
+	ad max_loop_iterations.
+	* loop-doloop.c (doloop_modify): Use max_loop_iterations_int.
+	(doloop_optimize): Likewise.
+	* loop-iv.c (iv_number_of_iterations): Use record_niter_bound.
+	(find_simple_exit): Likewise.
+	* cfgloop.h (struct niter_desc): Remove niter_max.
+
+2012-10-08  Marek Polacek  <polacek@redhat.com>
+
+	PR debug/54831
+	* var-tracking.c (vt_add_function_parameter): Use condition instead
+	of gcc_assert.
+
+2012-10-08  Dehao Chen  <dehao@google.com>
+
+	* predict.c (predict_loops): Predict for short-circuit conditions.
+	(predict_extra_loop_exits): New Function.
+
+2012-10-08  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* bitmap.h (bitmap_and_into): Update prototype.
+	* bitmap.c (bitmap_and_into): Return true if the target bitmap
+	changed, false otherwise.
+
+	* df.h (df_dump_insn_problem_function): New function type.
+	(struct df_problem): Add two functions, to dump just before and
+	just after an insn.
+	(DF_RD_PRUNE_DEAD_DEFS): New changable flag.
+	(df_dump_insn_top, df_dump_insn_bottom): New prototypes.
+	* df-core (df_dump_region): Use dump_bb.
+	(df_dump_bb_problem_data): New function.
+	(df_dump_top, df_dump_bottom): Rewrite using df_dump_bb_problem_data.
+	(df_dump_insn_problem_data): New function.
+	(df_dump_insn_top, df_dump_insn_bottom): New functions.
+	* df-scan.c (problem_SCAN): Add NULL fields for new members.
+	* df-problems.c (df_rd_local_compute): Ignore hard registers if
+	DF_NO_HARD_REGS is in effect.
+	(df_rd_transfer_function): If DF_RD_PRUNE_DEAD_DEFS is in effect,
+	prune reaching defs using the LR problem.
+	(df_rd_start_dump): Fix dumping of DEFs map.
+	(df_rd_dump_defs_set): New function.
+	(df_rd_top_dump, df_rd_bottom_dump): Use it.
+	(problem_RD): Add NULL fields for new members.
+	(problem_LR, problem_LIVE): Likewise.
+	(df_chain_bb_dump): New function.
+	(df_chain_top_dump): Dump only for artificial DEFs and USEs,
+	using df_chain_bb_dump.
+	(df_chain_bottom_dump): Likewise.
+	(df_chain_insn_top_dump, df_chain_insn_bottom_dump): New functions.
+	(problem_CHAIN): Add them as new members.
+	(problem_WORD_LR, problem_NOTE): Add NULL fields for new members.
+	(problem_MD): Likewise.
+	* cfgrtl.c (rtl_dump_bb): Use df_dump_insn_top and df_dump_insn_bottom.
+	(print_rtl_with_bb): Likewise.
+
+	* dce.c (init_dce): Use DF_RD_PRUNE_DEAD_DEFS.
+	* loop-invariant.c (find_defs): Likewise.
+	* loop-iv.c (iv_analysis_loop_init): Likewise.
+	* ree.c (find_and_remove_re): Likewise.
+	* web.c (web_main): Likewise.
+
+2012-10-08  Jason Merrill  <jason@redhat.com>
+
+	* config/rs6000/rs6000.c (rs6000_code_end): Protect the use of
+	ASM_WEAKEN_DECL with #if RS6000_WEAK.
+
+2012-10-08  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54825
+	* tree-ssa-sccvn.c (vn_nary_length_from_stmt): Handle BIT_FIELD_REF.
+	(init_vn_nary_op_from_stmt): Likewise.
+	* tree-ssa-pre.c (compute_avail): Use vn_nary_op_lookup_stmt.
+	* tree-ssa-sccvn.h (sizeof_vn_nary_op): Avoid overflow.
+
+2012-10-08  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-pre.c (postorder_num): New global.
+	(compute_antic): Initialize all blocks and adjust for
+	generic postorder.
+	(my_rev_post_order_compute): Remove.
+	(init_pre): Use inverted_post_order_compute.
+
+2012-10-08  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* sched-int.h (schedule_block): Adjust declaration.
+	* sched-rgn.c (bb_state_array, bb_state): New static variables.
+	(sched_rgn_init): Initialize them.
+	(sched_rgn_free): Free them.
+	(schedule_region): Save scheduling state for future blocks, and
+	pass such state to schedule_block.
+	* params.def (PARAM_SCHED_STATE_EDGE_PROB_CUTOFF): New.
+	* doc/invoke.texi (--param): Document it.
+	* haifa-sched.c (schedule_block): New arg init_state.  Use it to
+	initialize state if nonnull.  All callers changed.
+	Call advance_one_cycle after scheduling.
+
+2012-10-08  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/54854
+	* doc/invoke.texi (AVR Options): Remove -mshort-calls.
+	* config/avr/avr.opt (-mshort-calls): Remove option.
+	* config/avr/avr.h (AVR_HAVE_JMP_CALL): Don't depend on
+	TARGET_SHORT_CALLS.
+
+2012-10-08  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54685
+	* config/sh/sh.md (one_cmplsi2): Make insn_and_split.  Add manual
+	combine matching for an insn sequence where a ge:SI pattern
+	can be used.
+
+2012-10-08  Dodji Seketeli  <dodji@redhat.com>
+
+	PR c++/53528 C++11 attribute support
+	* plugin.h (register_scoped_attributes): Declare new function.
+	* tree.h (enu attribute_flags::ATTR_FLAG_CXX_11): New flag.
+	(lookup_scoped_attribute_spec, cxx_11_attribute_p)
+	(get_attribute_name, get_attribute_namespace): Declare new functions.
+	(struct attribute_spec): Remove const qualifier from the members.
+	* tree.c (comp_type_attributes, private_lookup_attribute)
+	(lookup_ident_attribute, remove_attribute, merge_attribute)
+	(attribute_hash_list, attribute_list_contained): Use
+	get_attribute_name.
+	* attribs.c (decl_attributes): Don't crash on error_mark_node.
+	Forbid c++11 attributes appertaining to type-specifiers.
+	(attribute_hash): Remove global variable.
+	(attributes_table): New global variable.
+	(find_attribute_namespace, register_scoped_attribute): New static
+	functions.
+	(register_scoped_attributes, lookup_scoped_attribute_spec)
+	(cxx11_attribute_p, get_attribute_name, get_attribute_namespace):
+	New public functions.
+	(init_attributes): Register all the GNU attributes into the "gnu"
+	namespace.
+	(register_attribute): Use register_scoped_attribute to register
+	the attribute into the "gnu" namespace.
+	(lookup_attribute_spec): Use lookup_scoped_attribute_spec to
+	lookup the attribute in the "gnu" namespace.
+	(decl_attributes): Use new get_attribute_namespace and
+	lookup_scoped_attribute_spec to consider attribute namespaces when
+	looking up attributes.  When operating in c++-11 mode, pass flag
+	ATTR_FLAG_CXX11 to the spec handler.
+
+2012-10-08  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/54815
+	* config/avr/avr.md (*add<mode>3, add<mode>3, addpsi3): Make
+	constraint alternative "r,0,r" slighly more expensive.
+	(sub<mode>3, andqi3, andhi3, andpsi3, andsi3): Ditto.
+	(iorqi3, iorhi3, iorpsi3, iorsi3): Ditto.
+	(xorhi3, xorpsi3, xorsi3): Ditto.
+
+2012-10-08  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54760
+	* config/sh/sh.md (*mov<mode>_gbr_load, *mov<mode>_gbr_store): New
+	insns and accompanying unnamed splits.
+	* config/sh/predicates.md (general_movsrc_operand,
+	general_movdst_operand): Reject GBR addresses.
+	* config/sh/sh-protos.h (sh_find_equiv_gbr_addr): New declaration.
+	* config/sh/sh.c (sh_address_cost, sh_legitimate_address_p,
+	sh_secondary_reload): Handle GBR addresses.
+	(base_reg_disp): New class.
+	(sh_find_base_reg_disp, sh_find_equiv_gbr_addr): New functions.
+
+2012-10-08  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.c (mmix_output_octa): Don't assume
+	HOST_WIDEST_INT_PRINT_HEX starts with "0x".  Instead use
+	HOST_WIDE_INT_PRINT_HEX_PURE, falling back to
+	HOST_WIDEST_INT_PRINT_UNSIGNED.
+
+2012-10-07  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* machmode.h (GET_MODE_UNIT_PRECISION): New macro.
+	* simplify-rtx.c (simplify_truncation): New function,
+	extracted from simplify_subreg and (in small part) from
+	simplify_unary_operation_1.
+	(simplify_unary_operation_1) <TRUNCATE>: Use it.  Remove sign bit
+	test for !TRULY_NOOP_TRUNCATION_MODES_P.
+	(simplify_subreg): Use simplify_truncate for lowpart subregs
+	where both the inner and outer modes are scalar integers.
+	* config/mips/mips.c (mips_truncated_op_cost): New function.
+	(mips_rtx_costs): Adjust test for BADDU.
+	* config/mips/mips.md (*baddu_di<mode>): Push truncates to operands.
+
+2012-10-07  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-inline-analysis.c (do_estimate_edge_time): Return actual
+	time spent by the inlined sequence.
+	(do_estimate_edge_growth): Rename to ...
+	(do_estimate_edge_time): ... this one; return size of inlined sequence.
+	* ipa-inline.h (do_estimate_edge_size): New.
+	(do_estimate_edge_growth): Remove.
+	(estimate_edge_size): New function.
+	(estimate_edge_growth): Use it.
+
+2012-10-07  Jan Hubicka  <jh@suse.cz>
+
+	* lto-cgraph.c (lto_symtab_encoder_new): New parameter FOR_INPUT.
+	(lto_symtab_encoder_delete): Update.
+	(lto_symtab_encoder_encode): Update.
+	(compute_ltrans_boundary): Update.
+	(input_symtab): Update.
+	* lto-streamer.h (lto_symtab_encoder_new): Update.
+
+2012-10-07  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips-protos.h (mips_split_type): New enum.
+	(mips_split_64bit_move_p, mips_split_doubleword_move): Delete.
+	(mips_split_move_p, mips_split_move, mips_split_move_insn_p)
+	(mips_split_move_insn): Declare.
+	* config/mips/mips.c (mips_tuning_info): New variable.
+	(mips_load_store_insns): Use mips_split_move_insn_p instead of
+	mips_split_64bit_move_p.
+	(mips_emit_move_or_split, mips_mult_move_p): New functions.
+	(mips_split_64bit_move_p): Rename to...
+	(mips_split_move_p): ...this and take a mips_split_type argument.
+	Generalize to all moves.  Call mips_mult_move_p.
+	(mips_split_doubleword_move): Rename to...
+	(mips_split_move): ...this and take a mips_split_type argument.
+	Assert that mips_split_move_p holds.
+	(mips_insn_split_type, mips_split_move_insn_p, mips_split_move_insn):
+	New functions.
+	(mips_output_move): Use mips_split_move_p instead of
+	mips_split_64bit_move_p.  Handle MULT $0, $0 moves.
+	(mips_save_reg): Use mips_emit_move_or_split.
+	(mips_sim_reset): Assign to curr_state.  Call targetm.sched.init
+	and advance_state.
+	(mips_sim_init): Call targetm.sched.init_dfa_pre_cycle_insn and
+	targetm.sched.init_dfa_post_cycle_insn, if defined.
+	(mips_sim_next_cycle): Assign to curr_state.  Use advance_state
+	instead of state_transition.
+	(mips_sim_issue_insn): Assign to curr_state.  Use
+	targetm.sched.variable_issue to see how many more insns can be issued.
+	(mips_seq_time, mips_mult_zero_zero_cost)
+	(mips_set_fast_mult_zero_zero_p, mips_set_tuning_info)
+	(mips_expand_to_rtl_hook): New functions.
+	(TARGET_EXPAND_TO_RTL_HOOK): Define.
+	* config/mips/mips.md (move_type): Add imul.
+	(type): Map imul move_types to imul.
+	(*movdi_32bit, *movti): Add imul alternatives.
+	Use mips_split_move_insn_p and mips_split_move_insn instead of
+	mips_split_64bit_move_p and mips_split_doubleword_move in move
+	splitters.
+
+2012-10-06  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* config/rs6000/rs6000.c (print_operand) ['A']: Delete.
+
+2012-10-06  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	PR c++/52764
+	* ginclude/stdint-wrap.h: In C++11 if __STDC_HOSTED__ define
+	__STDC_LIMIT_MACROS and __STDC_CONSTANT_MACROS.
+	* ginclude/stdint-gcc.h: In C++11 unconditionally define
+	limit and constant macros.
+
+2012-10-06  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	PR c++/54249
+	* ginclude/stddef.h: In C++11 mode declare nullptr_t in the global
+	namespace.
+
+2012-10-06  Jan Hubicka  <jh@suse.cz>
+
+	PR lto/53831
+	PR lto/54776
+	* lto-streamer-out.c (produce_symtab): Cleanup; drop v1 API hack.
+
+2012-10-06  Dehao Chen  <dehao@google.com>
+
+	PR debug/54826
+	* gimple-low.c (lower_stmt): Set the block for call args.
+
+2012-10-06  Jan Hubicka  <jh@suse.cz>
+
+	* doc/invoke.texi (-fprofile-report): Document.
+	* common.opt (-fprofile-report): New option.
+	* toplev.c (finalize): Call dump_profile_report.
+	* toplev.h (profile_report): Declare.
+	* passes.c (profile_record): New static var.
+	(check_profile_consistency): New function.
+	(dump_profile_record): New function.
+	(execute_one_ipa_transform_pass): Call check_profile_consistency.
+	(execute_one_pass): Likewise.
+
+2012-10-06  Jan Hubicka  <jh@suse.cz>
+
+	PR lto/54790
+	* lto-streamer.h (lto_symtab_register_decl, lto_symtab_get_resolution,
+	lto_mark_nothrow_fndecl, lto_fixup_nothrow_decls): Remove.
+	* lto-symtab.c (lto_symtab_register_decl): Remove.
+
+2012-10-06  Andreas Schwab  <schwab@linux-m68k.org>
+
+	PR rtl-optimization/54739
+	* config/m68k/m68k.md (anddi3, iordi3, xordi3, one_cmpldi2): Remove.
+
+2012-10-06  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54760
+	* config/sh/sh.md (define_constants): Add UNSPECV_GBR.
+	(get_thread_pointer, set_thread_pointer): New expanders.
+	(load_gbr): Rename to store_gbr.  Remove GBR_REG use.
+	(store_gbr): New insn.
+	* config/sh/sh.c (prepare_move_operands): Use gen_store_gbr instead of
+	gen_load_gbr in TLS_MODEL_LOCAL_EXEC case.
+	(sh1_builtin_p): New function.
+	(signature_args): Add SH_BLTIN_VP.
+	(bdesc): Add __builtin_thread_pointer and __builtin_set_thread_pointer.
+
+2012-10-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR rtl-optimization/54739
+	* config/pa/pa.md: Remove DImode and, not and, ior and xor patterns
+	for 32-bit targets.  Adjust expanders.
+
+	* config/pa/pa.md: Adjust unamed HImode add insn pattern.
+
+2012-10-05  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.c (builtin_description): Add is_enabled member.
+	(shmedia_builtin_p): New function.
+	(bdesc): Use shmedia_builtin_p for existing built-ins.
+	(sh_media_init_builtins, sh_init_builtins): Merge into single function
+	sh_init_builtins.  Add is_enabled checking.  Move variable declarations
+	to where they are actually used.
+	(sh_media_builtin_decl, sh_builtin_decl): Merge into single function
+	sh_builtin_decl.  Add is_enabled checking.
+	(sh_expand_builtin): Move variable declarations to where they are
+	actually used.
+
+2012-10-05  Jakub Jelinek  <jakub@redhat.com>
+
+	* tree-inline.c (expand_call_inline): Move VAR_DECLs with
+	PARM_DECL origins from remapped DECL_INITIAL's BLOCK_VARS
+	into id->block's BLOCK_VARS.
+
+	PR debug/54519
+	* ipa-split.c (split_function): Add debug args and debug source
+	and normal stmts for args_to_skip which are gimple regs.
+	* tree-inline.c (copy_debug_stmt): When inlining, adjust source
+	debug bind stmts to debug binds of corresponding DEBUG_EXPR_DECL.
+
+2012-10-05  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.md: Fix indentations of insn C snippets.
+
+2012-10-05  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/54811
+	* tree-ssa-live.c (clear_unused_block_pointer_1): Look at
+	DECL_DEBUG_EXPR again.
+
+2012-10-05  Jan Hubicka  <jh@suse.cz>
+	    Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/33763
+	* tree-inline.c (expand_call_inline): Silently ignore always_inline
+	attribute for redefined extern inline functions.
+
+2012-10-04  Jan Hubicka  <jh@suse.cz>
+
+	* tree-vectorizer.h (vect_estimate_min_profitable_iters): Remove.
+	* tree-vect-loop.c (vect_estimate_min_profitable_iters): Declare here.
+	(vect_analyze_loop_operations): Use loop count estimate to rule out
+	unprofitable vectorization.
+	(vect_estimate_min_profitable_iters): Return
+	ret_min_profitable_estimate.
+
+2012-10-05  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/54810
+	* tree-vrp.c (register_edge_assert_for_2): Handle
+	NAME = (unsigned) NAME2; if (NAME cmp CST) for
+	narrowing casts to unsigned integral type like
+	NAME = NAME2 & CST2; if (NAME cmp CST) where CST2
+	is the max value of the unsigned integral type.
+
+2012-10-04  Jeff Law  <law@redhat.com>
+
+	PR target/50356
+	* config/h8300/h8300.c (h8300_rtx_costs): Fix typo in CONST_INT case.
+
+2012-10-04  Jason Merrill  <jason@redhat.com>
+
+	* config/rs6000/rs6000.c (rs6000_code_end): Protect the use of
+	ASM_WEAKEN_DECL with #if RS6000_WEAK.
+
+2012-10-04  Basile Starynkevitch  <basile@starynkevitch.net>
+
+	* gengtype.c (walk_type): Emit mark_hook when inside a
+	struct of a union member.
+
+2012-10-04  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/predicates.md (flash_operand): New predicate.
+	* config/avr/avr.md (reload_in<mode>): Use it in operand 1 instead
+	of memory_operand.
+
+2012-10-04  Tobias Burnus  <burnus@net-b.de>
+
+	* gcc.c (record_temp_file, add_sysrooted_prefix, process_command,
+	do_self_spec, compare_debug_dump_opt_spec_function): Plug memleaks.
+	(do_spec_1): Ditto, fix out-of-bound access.
+	* opts.c (common_handle_option): Plug memleak.
+
+2012-10-04  Jason Merrill  <jason@redhat.com>
+
+	* config/darwin.c (darwin_assemble_visibility): Treat
+	VISIBILITY_INTERNAL as hidden.
+
+	* config/darwin-c.c (find_subframework_file): Add missing const.
+	(framework_construct_pathname): Likewise.
+
+2012-10-04  Florian Weimer  <fweimer@redhat.com>
+
+	* doc/cpp.texi (Pragmas): Document #pragma GCC warning, #pragma
+	GCC error.
+
+2012-10-04  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/54735
+	* tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
+	cleaning up the CFG.
+
+2012-10-04  Richard Guenther  <rguenther@suse.de>
+
+	PR lto/47799
+	* tree-streamer-out.c (write_ts_block_tree_pointers): For
+	inlined functions outer scopes write the ultimate origin
+	as BLOCK_ABSTRACT_ORIGIN and BLOCK_SOURCE_LOCATION.
+	Do not stream the fragment chains.
+	* tree-streamer-in.c (lto_input_ts_block_tree_pointers): Likewise.
+	* dwarf2out.c (gen_subprogram_die): Handle NULL DECL_INITIAL.
+	(dwarf2out_decl): Always output DECL_ABSTRACT function decls.
+
+2012-10-04  Arnaud Charlet  <charlet@adacore.com>
+
+	* dumpfile.h, dumpfile.c: Remove TDI_ada.
+
+2012-10-04  Yuri Rumyantsev  <ysrumyan@gmail.com>
+
+	* config/i386/i386.c (ix86_dep_by_shift_count_body) : Add
+	check on reload_completed since it can be invoked before
+	register allocation phase in pre-reload schedule.
+	(ia32_multipass_dfa_lookahead) : Do not use dfa_lookahead for
+	pre-reload schedule to save compile time.
+	(ix86_sched_reorder) : Do not perform ready list reordering for
+	pre-reload schedule to save compile time.
+	(insn_is_function_arg) : New function. Returns true if lhs of insn is
+	HW function argument register.
+	(add_parameter_dependencies) : New function. Add output dependencies
+	for chain of function adjacent arguments if only there is a move to
+	likely spilled HW registers. Return first argument if at least one
+	dependence was added or NULL otherwise.
+	(avoid_func_arg_motion) : New function. Add output or anti dependency
+	from insn to first_arg to restrict code motion.
+	(add_dependee_for_func_arg) : New function. Avoid cross block motion of
+	function argument through adding dependency from the first non-jump
+	insn in bb.
+	(ix86_dependencies_evaluation_hook) : New function. Hook for
+	pre-reload schedule: avoid motion of function arguments passed in
+	likely spilled HW registers.
+	(ix86_adjust_priority) : New function. Hook for pre-reload schedule:
+	set priority of moves from likely spilled HW registers to maximum to
+	schedule them as soon as possible.
+	(ix86_sched_init_global): Do not perform multipass scheduling for
+	pre-reload schedule to save compile time.
+
+2012-10-04  Uros Bizjak  <ubizjak@gmail.com>
+
+	* configure.ac (noexception_flags): Add -fasynchronous-unwind-tables.
+	* configure: Regenerate.
+
+2012-10-04  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	* config/sh/sh.c (sh_can_use_simple_return_p): Return false for
+	SHmedia	and SHcompact using call cookie.
+	* config/sh/sh.md (epilogue): Emit non-inlined return insns for
+	SHmedia	and SHcompact using call cookie.
+
+2012-10-03  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/51244
+	* config/sh/sh.md (*mov_t_msb_neg): New insn and two accompanying
+	unnamed split patterns.
+
+2012-10-03  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/50457
+	* config/sh/sh.c (parse_validate_atomic_model_option): Handle name
+	strings in sh_atomic_model.
+	* config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Move macro implementation
+	to ...
+	* config/sh/sh-c.c (sh_cpu_cpp_builtins): ... this new function.
+	Add __SH1__ and __SH2__ defines.  Add __SH_ATOMIC_MODEL_*__ define.
+	* config/sh/sh-protos.h (sh_atomic_model): Add name and cdef_name
+	variables.
+	(sh_cpu_cpp_builtins): Declare new function.
+
+2012-10-03  Dehao Chen  <dehao@google.com>
+
+	PR middle-end/54782
+	* tree-cfg.c (move_block_to_fn): Update lexical block for phi_args.
+
+2012-10-03  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* reginfo.c (max_regno_since_last_resize): New.
+	(reg_preferred_class, reg_alternate_class): Add assert.
+	(allocate_reg_info): Initialize allocated reg info.
+	(resize_reg_info): Make bigger reg_info and initialize new memory.
+	(reginfo_init): Initialize max_regno_since_last_resize.
+	(setup_reg_classes): Change assert.
+
+2012-10-03  Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
+
+	* config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
+	in SSE and YMM state support check for -march=native.
+
+2012-10-03  Nick Clifton  <nickc@redhat.com>
+
+	* config/rx/rx.c (struct decl_chain): New local structure.
+	(warned_decls): New local variable.  Contains a stack of decls for
+	which warnings have been issued.
+	(add_warned_decl): Adds a decl to the stack.
+	(already_warned): Returns true if a given decl is on the stack.
+	(rx_set_current_function): Issue a warning if multiple fast
+	interrupt handlers are defined.
+	* config/rx/rx.opt (mwarn-multiple-fast-interrupts): New option.
+	* doc/invoke.texi: Document the option.
+
+2012-10-03  Mark Kettenis  <kettenis@openbsd.org>
+
+	* config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
+	default_use_cxa_atexit to yes.
+
+2012-10-03  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/54792
+	* sched-deps.c (find_modifiable_mems): Scan also TAIL insn.
+
+2012-10-02  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/54785
+	* doc/invoke.texi: Document -mprefer-avx128.
+
+2012-10-02  Andrew Pinski  <apinski@cavium.com>
+
+	* simplify-rtx.c (simplify_unary_operation_1 <case TRUNCATE>):
+	Don't optimize a truncate of a mem if it is a vector mode.
+
+2012-10-02  Alexandre Oliva <aoliva@redhat.com>
+
+	PR debug/54551
+	* Makefile.in (VALTRACK_H): Add hash-table.h.
+	* valtrack.h: Include hash-table.h.
+	(struct dead_debug_global_entry): New.
+	(struct dead_debug_hash_descr): New.
+	(struct dead_debug_global): New.
+	(struct dead_debug): Rename to...
+	(struct dead_debug_local): ... this.  Adjust all uses.
+	(dead_debug_global_init, dead_debug_global_finish): New.
+	(dead_debug_init): Rename to...
+	(dead_debug_local_init): ... this.  Adjust all callers.
+	(dead_debug_finish): Rename to...
+	(dead_debug_local_finish): ... this.  Adjust all callers.
+	* valtrack.c (dead_debug_global_init): New.
+	(dead_debug_init): Rename to...
+	(dead_debug_local_init): ... this.  Take global parameter.
+	Save it and initialize used bitmap from it.
+	(dead_debug_global_find, dead_debug_global_insert): New.
+	(dead_debug_global_replace_temp): New.
+	(dead_debug_promote_uses): New.
+	(dead_debug_finish): Rename to...
+	(dead_debug_local_finish): ... this.  Promote remaining uses.
+	(dead_debug_global_finish): New.
+	(dead_debug_add): Try to replace global temps first.
+	(dead_debug_insert_temp): Support global replacements.
+	* dce.c (word_dce_process_block, dce_process_block): Add
+	global_debug parameter.  Pass it on.
+	(fast_dce): Initialize, pass on and finalize global_debug.
+	* df-problems.c (df_set_unused_notes_for_mw): Adjusted.
+	(df_create_unused_notes, df_note_bb_compute): Likewise.
+	(df_note_compute): Justify local-only dead debug analysis.
+
+2012-10-02  Alexandre Oliva <aoliva@redhat.com>
+
+	PR debug/53135
+	* dwarf2out.c (value_format): Use block4 for dw_val_class_loc
+	when needed.
+
+2012-10-02  Alexandre Oliva <aoliva@redhat.com>
+
+	PR debug/54177
+	* var-tracking.c (vt_add_function_parameter): Bail if
+	var_lowpart fails.
+
+2012-10-02  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/54741
+	* config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
+	(XSTATE_FP): Likewise.
+	(XSTATE_SSE): Likewise.
+	(XSTATE_YMM): Likewise.
+	(host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
+	SSE and YMM states aren't supported.
+
+2012-10-02  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.md (*baddu_si_eb, *baddu_si_el): Merge into...
+	(*baddu_si): ...this new pattern.
+
+2012-10-02  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* ira-int.h (target_ira_int): Add x_ira_useful_class_mode_regs.
+	(ira_useful_class_mode_regs): New macro.
+	* ira.c (clarify_prohibited_class_mode_regs): Set up
+	ira_useful_class_mode_regs.
+	* ira-color.c (setup_profitable_hard_regs): Use it to initialise
+	profitable_hard_regs.
+
+2012-10-02  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* ira.h (target_ira): Add x_ira_class_singleton.
+	(ira_class_singleton): New macro.
+	* ira.c (setup_prohibited_class_mode_regs): Set up ira_class_singleton.
+	* ira-build.c (update_conflict_hard_reg_costs): Use
+	ira_class_singleton to check for classes with a single
+	allocatable register.
+	* ira-lives.c (ira_implicitly_set_insn_hard_regs): Likewise.
+	(single_reg_class): Likewise.  When more than one class is specified,
+	check whether they have the same singleton register.
+	(process_single_reg_class_operands): Require single_reg_class
+	to return NO_REGS or a class with a single allocatable register.
+	Obtain that register from ira_class_singleton.
+
+2012-10-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	* config/rs6000/rs6000.c (rs6000_option_override_internal): If
+	-mcpu=<xxx> is not specified and the compiler is not configured
+	using --with-cpu=<xxx>, use the bits from the TARGET_DEFAULT to
+	set the initial options.
+
+2012-10-02  Sharad Singhai  <singhai@google.com>
+
+	PR testsuite/54772
+	* tree-vect-stmts.c (vectorizable_operation): Add missing return.
+
+2012-10-02  David Edelsohn  <dje.gcc@gmail.com>
+
+	* config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
+	set TARGET_ALTIVEC_VRSAVE for TARGET_ELF.
+	(rs6000_stack_info): Only set vrsave_mask if TARGET_ALTIVEC_VRSAVE.
+
+2012-10-02  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/54713
+	* expr.c (categorize_ctor_elements_1): Don't assume purpose is
+	non-NULL.
+	* tree-cfg.c (verify_gimple_assign_single): Add verification of
+	vector CONSTRUCTORs.
+	* tree-ssa-sccvn.c (vn_reference_lookup_3): For VECTOR_TYPE
+	CONSTRUCTORs, don't do anything if element type is VECTOR_TYPE,
+	and don't check index.
+	* tree-vect-slp.c (vect_get_constant_vectors): VIEW_CONVERT_EXPR ctor
+	elements first if their type isn't compatible with vector element type.
+
+2012-10-02  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree.h (DECL_NONLOCAL_FRAME): New macro.
+	* tree-nested.c (get_frame_type): Set DECL_NONLOCAL_FRAME.
+	* tree-streamer-in.c (unpack_ts_decl_common_value_fields): Stream in
+	DECL_NONLOCAL_FRAME flag.
+	* tree-streamer-out.c (pack_ts_decl_common_value_fields): Stream out
+	DECL_NONLOCAL_FRAME flag.
+
+2012-10-02  Marc Glisse  <marc.glisse@inria.fr>
+
+	* tree-ssa-forwprop.c (forward_propagate_into_cond): Don't use
+	boolean_type_node for vectors.
+
+2012-10-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	* config/rs6000/rs6000.c (toplevel): Include dumpfile.h.
+	(rs6000_density_test): Rework to accommodate 09-30 change by
+	Sharad Singhai.
+
+	* config/rs6000/t-rs6000 (rs6000.o): Add dumpfile.h dependency.
+
+2012-10-01  Dehao Chen  <dehao@google.com>
+
+	PR middle-end/54759
+	* tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Use
+	LOCATION_LOCUS to compare with UNKNOWN_LOCATION.
+	(slpeel_tree_peel_loop_to_edge): Likewise.
+	* tree-vectorizer.c (vectorize_loops): Likewise.
+
+2012-10-01  Andrew MacLeod  <amacleod@redhat.com>
+
+	PR target/54087
+	* optabs.c (expand_atomic_fetch_op_no_fallback): New.  Factored code
+	from expand_atomic_fetch_op.
+	(expand_atomic_fetch_op):  Try atomic_{add|sub} operations in terms of
+	the other one if direct opcode fails.
+
+2012-10-01  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR rtl-optimization/54457
+	* simplify-rtx.c (simplify_subreg):
+	Simplify (subreg:M (op:N ((x:N) (y:N)), 0)
+	to (op:M (subreg:M (x:N) 0) (subreg:M (x:N) 0)), where
+	the outer subreg is effectively a truncation to the original mode M.
+
+2012-10-01  Richard Guenther  <rguenther@suse.de>
+
+	* builtins.def (ATTR_MATHFN_FPROUNDING): Do not use no-vops
+	with -frounding-math.
+	* builtin-attrs.def (ATTR_PURE_NOTHROW_NOVOPS_LIST): Remove.
+	(ATTR_PURE_NOTHROW_NOVOPS_LEAF_LIST): Likewise.
+
+2012-10-01  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree.h (copy_mem_ref_info): Delete.
+	* tree-ssa-address.c (copy_mem_ref_info): Likewise.
+	(maybe_fold_tmr): Copy flags manually.
+	* tree-ssa-loop-im.c (simple_mem_ref_in_stmt): Rewrite.
+
+2012-10-01  Marc Glisse  <marc.glisse@inria.fr>
+
+	* simplify-rtx.c (simplify_binary_operation_1) <VEC_SELECT>:
+	Detect the identity.
+	<VEC_CONCAT>: Handle VEC_SELECTs from the same vector.
+
+2012-10-01  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/50457
+	* config/sh/sh.opt (matomic-model): New option.
+	(msoft-atomic): Mark as deprecated and alias to
+	matomic-model=soft-gusa.
+	(mhard-atomic): Delete.
+	* config/sh/predicates.md (gbr_displacement): New predicate.
+	* config/sh/sh-protos.h (sh_atomic_model): New struct.
+	(selected_atomic_model): New declaration.
+	(TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT, TARGET_ATOMIC_SOFT_GUSA,
+	TARGET_ATOMIC_HARD_LLCS, TARGET_ATOMIC_SOFT_TCB,
+	TARGET_ATOMIC_SOFT_TCB_GBR_OFFSET_RTX, TARGET_ATOMIC_SOFT_IMASK):
+	New macros.
+	* config/sh/linux.h (SUBTARGET_OVERRIDE_OPTIONS): Adapt setting to
+	default atomic model.
+	* config/sh/sh.c (selected_atomic_model_): New global variable.
+	(selected_atomic_model, parse_validate_atomic_model_option): New
+	functions.
+	(sh_option_override): Replace atomic selection checks with call to
+	parse_validate_atomic_model_option.
+	* config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
+	UNSUPPORTED_HARD_ATOMIC_CPU): Delete.
+	(DRIVER_SELF_SPECS): Remove atomic checks.
+	config/sh/sync.md: Update documentation comments.
+	(atomic_compare_and_swap<mode>, atomic_exchange<mode>,
+	atomic_fetch_<fetchop_name><mode>, atomic_fetch_nand<mode>,
+	atomic_<fetchop_name>_fetch<mode>, atomic_nand_fetch<mode>): Use
+	TARGET_ATOMIC_ANY as condition.  Add TARGET_ATOMIC_STRICT check for
+	SH4A case.  Handle new TARGET_ATOMIC_SOFT_TCB and
+	TARGET_ATOMIC_SOFT_IMASK cases.
+	(atomic_test_and_set): Handle new TARGET_ATOMIC_SOFT_TCB and
+	TARGET_ATOMIC_SOFT_IMASK cases.
+	(atomic_compare_and_swapsi_hard, atomic_exchangesi_hard,
+	atomic_fetch_<fetchop_name>si_hard, atomic_fetch_nandsi_hard,
+	atomic_<fetchop_name>_fetchsi_hard, atomic_nand_fetchsi_hard):
+	Add TARGET_ATOMIC_STRICT check.
+	(atomic_compare_and_swap<mode>_hard, atomic_exchange<mode>_hard,
+	atomic_fetch_<fetchop_name><mode>_hard, atomic_fetch_nand<mode>_hard,
+	atomic_<fetchop_name>_fetch<mode>_hard, atomic_nand_fetch<mode>_hard,
+	atomic_test_and_set_hard): Use TARGET_ATOMIC_HARD_LLCS condition.
+	(atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
+	atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
+	atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
+	atomic_test_and_set_soft): Append _gusa to the insn names and use
+	TARGET_ATOMIC_SOFT_GUSA as condition.
+	(atomic_compare_and_swap<mode>_soft_tcb,
+	atomic_exchange<mode>_soft_tcb,
+	atomic_fetch_<fetchop_name><mode>_soft_tcb,
+	atomic_fetch_nand<mode>_soft_tcb,
+	atomic_<fetchop_name>_fetch<mode>_soft_tcb,
+	atomic_nand_fetch<mode>_soft_tcb, atomic_test_and_set_soft_tcb):
+	New insns.
+	(atomic_compare_and_swap<mode>_soft_imask,
+	atomic_exchange<mode>_soft_imask,
+	atomic_fetch_<fetchop_name><mode>_soft_imask,
+	atomic_fetch_nand<mode>_soft_imask,
+	atomic_<fetchop_name>_fetch<mode>_soft_imask,
+	atomic_nand_fetch<mode>_soft_imask, atomic_test_and_set_soft_imask):
+	New insns.
+	* doc/invoke.texi (SH Options): Document new matomic-model option.
+	Remove msoft-atomic and mhard-atomic options.
+
+2012-10-01  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	PR target/54746
+	* config/s390/s390.c (s390_option_override): Add missing break.
+
+2012-09-30  Sharad Singhai  <singhai@google.com>
+
+	* dumpfile.c: New file with parts moved from tree-dump.c.
+	(pflags): New variable.
+	(alt_flags): Ditto.
+	(alt_dump_file): Ditto.
+	(dump_files):  Update to include additional fields.
+	(struct dump_option_value_info): Add additional entries.
+	(get_dump_file_name): Use command line filename if available.
+	(dump_open_alternate_stream): New function.
+	(dump_loc): Ditto.
+	(dump_gimple_stmt): Ditto.
+	(dump_gimple_stmt_loc): Ditto.
+	(dump_generic_expr): Ditto.
+	(dump_generic_expr_loc): Ditto.
+	(dump_printf): Ditto.
+	(dump_printf_loc): Ditto.
+	(dump_start): Ditto.
+	(dump_finish): Ditto.
+	(dump_begin): Ditto.
+	(dump_enabled_p): Return true if either of the dump types is enabled.
+	(dump_initialized_p): Return true if either type of dump is
+	initialized.
+	(dump_end): Do not close standard streams.
+	(dump_enable_all): Handle filenames for regular dumps.
+	(dump_switch_p_1): Handle command-line dump filenames.
+	(opt_info_enable_all): New function.
+	(opt_info_switch_p_1): Ditto.
+	(opt_info_switch_p): Ditto.
+	(dump_kind_p): Ditto.
+	(dump_basic_block): Ditto.
+	(dump_combine_total_stats): Ditto.
+	(dump_remap_tree_vectorizer_verbose): Ditto.
+	* gimple-pretty-print.h: Rename dump_gimple_stmt to
+	pp_gimple_stmt_1.  All callers updated.
+
+2012-09-30  Sharad Singhai  <singhai@google.com>
+
+	* doc/invoke.texi: Add documentation for the new -fopt-info option.
+	* tree-dump.c: Move general dump file related functionality into
+	dumpfile.c. Remove unneeded headers.
+	* tree-dump.h: Move function declarations into dumpfile.h.
+	* dumpfile.h: Include "line-map.h". Add defines for MSG flags.
+	(struct dump_file_info): Move here from tree-dump.c.  Rename flags
+	to pflags, state to pstate, stream to pstream, filename to
+	pfilename. All callers updated. Add alt_flags, alt_state,
+	alt_filenmae, alt_stream.
+	* tree-vectorizer.c: Include "dumpfile.h". Remove vect_dump.
+	(vect_set_dump_settings): Remove.
+	(vect_print_dump_info): Ditto.
+	* tree-vectorizer.h: Remove declaration of vect_dump and
+	vect_print_dump_info.
+	* tree-vect-loop.c: Include "dumpfile.h". Use new dump style.
+	* tree-vect-data-refs.c: Ditto.
+	* tree-vect-stmts.c: Ditto.
+	* tree-vect-slp.c: Ditto.
+	* tree-vect-patterns.c: Ditto.
+	* tree-vect-loop-manip.c: Ditto.
+	* opts.c (vect_set_verbosity_level): Remove.
+	(common_handle_option): Handle -fopt-info flag. Deprecate
+	-ftree-vectorizer-verbose.
+	* tree-parloops.c (gather_scalar_reductions): Remove reference to
+	vect_dump.
+	* flag-types.h: Remove vect_verbosity_levels.
+	* common.opt: Add -fopt-info. Deprecate -ftree-vectorizer-verbose.
+	* opts-global.c (dump_remap_tree_vectorizer_verbose): New function.
+	(handle_common_deferred_options): Handle -fopt-info and
+	-ftree-vectorizer-verbose.
+	* Makefile.in: Add dumpfile.o.
+	(tree-dump.o): Update dependencies.
+	(tree-vect-loop.o): Ditto.
+	(tree-vect-loop-manip.o): Ditto.
+	(tree-vect-slp.o): Ditto.
+	(tree-vect-stmts.o): Ditto.
+	(tree-vectorizer.o): Ditto.
+	(opts.o): Ditto.
+	* passes.c (finish_optimization_passes): Instead of using
+	dump_begin/dump_end, use dump_start/dump_finish. Do not use dump_file.
+	(pass_init_dump_file): Ditto.
+
+2012-09-30  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	PR rtl-optimization/38449:
+	* hooks.c (hook_bool_const_rtx_const_rtx_true): New function.
+	* hooks.h (hook_bool_const_rtx_const_rtx_true): Declare.
+	* target.def: Merge in definitions and documentation for
+	TARGET_CAN_FOLLOW_JUMP.
+	* doc/tm.texi.in: Add documentation locations for the above.
+	* doc/tm.texi: Regenerate.
+	* reorg.c (follow_jumps): New parameters jump and crossing.
+	Changed all callers.
+
+2012-09-30  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* reorg.c (relax_delay_slots): Use delay_insn consistently.
+
+	* config/sparc/sparc.c (gen_stack_pointer_dec): Delete.
+	(sparc_expand_epilogue): Use gen_stack_pointer_inc and adjust.
+	(sparc_flat_expand_epilogue): Likewise.
+	(emit_and_preserve): Likewise.
+	(sparc_fold_builtin): Fix thinko in latest change.
+
+2012-09-30  Andreas Schwab  <schwab@linux-m68k.org>
+
+	* config/m68k/m68k.md: Add names to bitfield insert and extract
+	insns.
+	(*insv_8_16_reg): Remove constraints and conditions that assume
+	that operand 0 could be a MEM.
+	(*extzv_8_16_reg, *extv_8_16_reg): Likewise, for operand 1.
+
+2012-09-30  Jan Hubicka  <jh@suse.cz>
+
+	* cfgloop.c (scale_loop_profile): Move to...
+	* cfgloopmanip.c (scale_loop_profile): .. here; use
+	scale_loop_frequencies.
+	(loopify): Use RDIV.
+
+2012-09-28  Jan Hubicka  <jh@suse.cz>
+
+	* tree-call-cdce.c (shrink_wrap_one_built_in_call): Update profile.
+
+2012-09-28  Jan Hubicka  <jh@suse.cz>
+
+	* function.c (dup_block_and_redirect): Update profile.
+
+2012-09-29  Andreas Tobler  <andreast@fgznet.ch>
+
+	* config.gcc: Replace 'host' with 'target' when configuring for
+	powerpc64*-*-freebsd.
+
+2012-09-29  Marc Glisse  <marc.glisse@inria.fr>
+
+	* tree.c (truth_type_for): New function.
+	* tree.h (truth_type_for): Declare.
+	* gimple-fold.c (and_comparisons_1): Call it.
+	(or_comparisons_1): Likewise.
+	* tree-ssa-forwprop.c (forward_propagate_into_cond): Don't use
+	boolean_type_node for vectors.
+
+2012-09-28  Jan Hubicka  <jh@suse.cz>
+
+	* basic-block.h (RDIV): Define.
+	(EDGE_FREQUENCY): Simplify.
+	(check_probability, combine_probabilities, apply_probability,
+	inverse_probability): New.
+	* cfgloop.c (scale_loop_profile): New function.
+	* cfgloop.h (scale_loop_profile): Declare.
+	(slpeel_add_loop_guard): Add probability parameter.
+	(set_prologue_iterations): Add probability parameter.
+	(slpeel_tree_peel_loop_to_edge): Add bound1 and bound2 parameters;
+	update probabilities correctly.
+	(vect_do_peeling_for_alignment, vect_gen_niters_for_prolog_loop): New.
+
+2012-09-20  Bernd Schmidt  <bernds@codesourcery.com>
+
+	PR bootstrap/54688
+	* sched-deps.c (parse_add_or_inc): Remove MINUS handling.  Take
+	STACK_GROWS_DOWNWARD into account.
+
+2012-09-28  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/54716
+	* config/i386/predicates.md (nonimmediate_or_const_vector_operand):
+	New predicate.
+	* config/i386/i386.c (ix86_expand_vector_logical_operator): New
+	function.
+	* config/i386/i386-protos.h (ix86_expand_vector_logical_operator): New
+	prototype.
+	* config/i386/sse.md (<code><mode>3 VI logic): Use it.
+
+	PR tree-optimization/54713
+	* fold-const.c (vec_cst_ctor_to_array): Give up if vector CONSTRUCTOR
+	has vector elements.
+	(fold_ternary_loc) <case BIT_FIELD_REF>: Likewise.
+	* tree-vect-generic.c (vector_element): Don't rely on CONSTRUCTOR elts
+	indexes.  Use BIT_FIELD_REF if CONSTRUCTOR has vector elements.
+	(lower_vec_perm): Use NULL_TREE CONSTRUCTOR indexes.
+
+2012-09-28  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.md (adjust_len): Add lpm.
+	(reload_in<mode>): Use avr_out_lpm for output.  Use "lpm" for
+	adjust_len.
+	* config/avr/avr-protos.h (avr_out_lpm): New prototype.
+	* config/avr/avr.c (avr_out_lpm): Make global.
+	(adjust_insn_length): Handle ADJUST_LEN_LPM.
+
+2012-09-28  Richard Guenther  <rguenther@suse.de>
+
+	PR lto/47799
+	* lto-streamer-out.c (tree_is_indexable): Make PARM_DECLs global.
+	(lto_output_tree_ref): Handle references to them.
+	(output_function): Do not output function arguments again.
+	* lto-streamer-in.c (input_function): Do not input arguments
+	again, nor overwrite them.
+
+2012-09-28  Richard Guenther  <rguenther@suse.de>
+
+	* cgraph.h (symtab_node_base): Re-order and pack fields.
+
+2012-09-28  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
+
+2012-09-28  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR rtl-optimization/52543
+	* config/avr/avr.c (avr_mode_dependent_address_p): Return true for
+	all non-generic address spaces.
+	(TARGET_SECONDARY_RELOAD): New hook define to...
+	(avr_secondary_reload): ...this new static function.
+	* config/avr/avr.md (reload_in<mode>): New insns.
+
+	Undo r185605 (mostly):
+	* config/avr/avr-protos.h (avr_load_lpm): Remove.
+	* config/avr/avr.c (avr_load_libgcc_p): Don't restrict to __flash
+	loads.
+	(avr_out_lpm): Also handle loads > 1 byte.
+	(avr_load_lpm): Remove.
+	(avr_find_unused_d_reg): New static function.
+	(avr_out_lpm_no_lpmx): New static function.
+	(adjust_insn_length): Remove ADJUST_LEN_LOAD_LPM.
+	* config/avr/avr.md (unspec): Remove UNSPEC_LPM.
+	(load_<mode>_libgcc): Use MEM instead of UNSPEC_LPM.
+	(load_<mode>, load_<mode>_clobber): Remove.
+	(mov<mode>): For multi-byte move from non-generic
+	16-bit address spaces: Expand to *mov<mode> again.
+	(load<mode>_libgcc): New expander.
+	(split-lpmx): Remove split.
+
+2012-09-27  Dehao Chen  <dehao@google.com>
+
+	* tree.h (tree_constructor): Remove IS_UNKNOWN_LOCATION.
+	(extern void protected_set_expr_location): Likewise.
+	(function_args_iter_next): Likewise.
+	(inlined_function_outer_scope_p): Likewise.
+	* input.h (IS_UNKNOWN_LOCATION): Likewise.
+	* fold-const.c (expr_location_or): Likewise.
+	* lto-cgraph.c (output_node_opt_summary): Likewise.
+	* dwarf2out.c (add_src_coords_attributes): Likewise.
+	* tree-eh.c (lower_try_finally_dup_block): Likewise.
+	* profile.c (branch_prob):
+	* cfgexpand.c (expand_gimple_cond): Likewise.
+	(expand_gimple_basic_block): Likewise.
+	(construct_exit_block): Likewise.
+	(gimple_expand_cfg): Likewise.
+	* cfgcleanup.c (try_forward_edges): Likewise.
+	* tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
+	(dump_scope_block): Likewise.
+	* ipa-prop.c (ipa_write_jump_function): Likewise.
+	* rtl.h (extern void rtl_check_failed_flag): Likewise.
+	* gimple.h (gimple_set_location): Likewise.
+	(gimple_has_location): Likewise.
+	* cfgrtl.c (unique_locus_on_edge_between_p): Likewise.
+	(force_nonfallthru_and_redirect): Likewise.
+	(fixup_reorder_chain): Likewise.
+	(cfg_layout_merge_blocks): Likewise.
+
+2012-09-27  Meador Inge  <meadori@codesourcery.com>
+
+	* gcc-ar.c (main): Handle the returning of the sub-process error
+	code correctly.
+
+2012-09-27  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	* lower-subreg.c (enum classify_move_insn): Rename
+	SIMPLE_PSEUDO_REG_MOVE to DECOMPOSABLE_SIMPLE_MOVE.
+	(find_decomposable_subregs): Update.
+	(decompose_multiword_subregs): Add DECOMPOSE_COPIES parameter.
+	Only mark pseudo-to-pseudo copies as DECOMPOSABLE_SIMPLE_MOVE
+	if that parameter is true.
+	(rest_of_handle_lower_subreg): Call decompose_multiword_subregs
+	with DECOMPOSE_COPIES false.
+	(rest_of_handle_lower_subreg2): Call decompose_multiword_subregs
+	with DECOMPOSE_COPIES true.
+
+2012-09-27  Marek Polacek  <polacek@redhat.com>
+
+	* doc/gcov.texi (Gcov Data Files): Fix a typo.
+
+2012-09-27  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/54703
+	* simplify-rtx.c (simplify_binary_operation_1): Perform
+	(x - (x & y)) -> (x & ~y) optimization only for integral modes.
+
+2012-09-27  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR c/53024
+	PR c++/54427
+	* doc/extend.texi (Vector Extensions): C++ improvements.
+	Power of 2 size requirement.
+
+2012-09-27  Richard Guenther  <rguenther@suse.de>
+
+	PR lto/54709
+	* lto-symtab.c (resolution_guessed_p): Remove.
+	(set_resolution_guessed): Likewise.
+	(lto_symtab_register_decl): Remove assert.
+	(lto_symtab_resolve_symbols): Do not alter symbol resolutions
+	and return the prevailing symbol, checking for multiple prevailing
+	symbols here.
+	(lto_symtab_merge_decls_1): Use the result from
+	lto_symtab_resolve_symbols.  Do not alter symbol resolutions.
+
+2012-09-26  Steve Ellcey  <sellcey@mips.com>
+
+	PR web/54711
+	* doc/install.texi: Fix example.
+
+2012-09-26  Dehao Chen  <dehao@google.com>
+
+	 * tree-ssa-live.c (clear_unused_block_pointer): Use explicitit (void)
+	for function parameter.
+	(remove_unused_locals): Don't use LOCATION_BLOCK if it is NULL.
+
+2012-09-26  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* doc/extend.texi (bswap Builtins): Change signed types to unsigned
+	types.
+
+2012-09-26  Ian Lance Taylor  <iant@google.com>
+
+	* diagnostic.c (bt_callback): Cast pc when calling fprintf.
+
+2012-09-26  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	PR tree-optimization/54674
+	* gimple-ssa-strength-reduction.c (analyze_increments): Don't
+	introduce a multiplication with a pointer operand.
+
+2012-09-26  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR middle-end/54635
+	* doc/tm.texi.in (TARGET_MODE_DEPENDENT_ADDRESS_P): Document new
+	parameter addrspace.
+	* doc/tm.texi: Regenerate.
+	* target.def (mode_dependent_address_p): Add addr_space_t parameter.
+	* targhooks.h (default_mode_dependent_address_p): Ditto.
+	* targhooks.c (default_mode_dependent_address_p): Ditto.
+	* expr.c (convert_move): Pass address space to
+	mode_dependent_address_p.
+	* combine.c (combine_simplify_rtx): Ditto.
+	(make_extraction): Ditto.
+	(simplify_shift_const_1): Ditto.
+	(gen_lowpart_for_combine): Ditto.
+	* lower-subreg.c (simple_move_operand): Ditto.
+	* recog.c (simplify_while_replacing): Ditto.
+	(offsettable_address_addr_space_p): Ditto.
+	(mode_dependent_address_p): Ditto.
+	* simplify-rtx.c (simplify_unary_operation_1): Ditto.
+	(simplify_subreg): Ditto.
+	* config/m68k/m68k.md: Ditto.
+	* config/vax/vax.md: Ditto.
+	* config/vax/constraints.md (Q): Ditto.
+	* config/vax/predicates.md (indexed_memory_operand): Ditto.
+	* config/alpha/alpha.c (alpha_mode_dependent_address_p): Add
+	unused addr_space_t parameter.
+	* config/avr/avr.c (avr_mode_dependent_address_p): Ditto.
+	* config/h8300/h8300.c (h8300_mode_dependent_address_p): Ditto.
+	* config/m32r/m32r.c (m32r_mode_dependent_address_p): Ditto.
+	* config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): Ditto.
+	* config/rx/rx.c (rx_mode_dependent_address_p): Ditto.
+	* config/sparc/sparc.c (sparc_mode_dependent_address_p): Ditto.
+	* config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
+	Ditto.
+	* config/vax/vax.c (vax_mode_dependent_address_p): Ditto.
+	* config/xtensa/xtensa.c (xtensa_mode_dependent_address_p): Ditto.
+
+2012-09-26  Christophe Lyon <christophe.lyon@linaro.org>
+
+	* tree-ssa-math-opts.c (bswap_stats): Add found_16bit field.
+	(execute_optimize_bswap): Add support for builtin_bswap16.
+
+2012-09-26  Richard Guenther  <rguenther@suse.de>
+
+	* tree.h (DECL_IS_BUILTIN): Compare LOCATION_LOCUS.
+
+2012-09-26  Ian Lance Taylor  <iant@google.com>
+
+	* diagnostic.c: Include "demangle.h" and "backtrace.h".
+	(bt_stop): New static array.
+	(bt_callback, bt_err_callback): New static functions.
+	(diagnostic_action_after_output): Call backtrace_full for DK_ICE.
+	* Makefile.in (BACKTRACE): New variable.
+	(BACKTRACEINC, LIBBACKTRACE): New variables.
+	(BACKTRACE_H): New variable.
+	(LIBDEPS, LIBS): Add $(LIBBACKTRACE).
+	(INCLUDES): Add $(BACKTRACEINC).
+	(diagnostic.o): Depend upon $(DEMANGLE_H) and $(BACKTRACE_H).
+
+2012-09-25  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	PR target/51274
+	PR target/53087
+	* config/rs6000/rs6000.md (ne0si): Remove unnecessary
+	earlyclobber.  Merge with...
+	(ne0di): ... to...
+	(ne0_<mode>): New.
+	(plus_ne0si): Merge with...
+	(plus_ne0di): ... to...
+	(plus_ne0_<mode>): New.
+	(compare_plus_ne0si): Merge with...
+	(compare_plus_ne0di)... to...
+	(compare_plus_ne0_<mode>): New.
+	(compare_plus_ne0_<mode>_1): New.
+	(plus_ne0si_compare): Merge with...
+	(plus_ne0di_compare)... to...
+	(plus_ne0_<mode>_compare): New.
+
+2012-09-25  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54089
+	* config/sh/constraints.md (Jhb): New constraint.
+	* config/sh/predicates.md (negt_reg_shl31_operand): New predicate.
+	* config/sh/sh.md (rotrsi3): New expander.
+	(rotrsi3_1, *rotrsi3_1, *rotlsi3_1): New insns.
+	(rotlsi3, rotlhi3): Use const_int_operand predicate instead of
+	immediate_operand and remove CONST_INT_P checks in expansion code.
+	(*rotcr): Cleanup variable usage.  Handle preceding nott insn.  Add
+	split with swapped operands.
+	(*rotcr_neg_t, *movt_msb, *negt_msb): New insns and splits.
+
+2012-09-25  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR middle-end/53850
+	* trans-mem.c (expand_call_tm): Handle late built built-ins.
+
+2012-09-25  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR other/54701
+	* config/avr/avr-log.c (avr_double_int_pop_digit): Rewrite using
+	double_int::udivmod.
+
+2012-09-25  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.c (avr_set_current_function): Check cfun->machine
+	to be non-NULL.
+
+2012-09-25  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/54641
+	* config/avr/t-avr: Use ALL_COMPILERFLAGS instead of ALL_CFLAGS
+	for sources compiled with COMPILER.
+
+2012-09-25  Richard Guenther  <rguenther@suse.de>
+
+	PR lto/54625
+	* lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Do not merge
+	cgraph nodes for builtins.
+
+2012-09-25  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/54676
+	* tree-vrp.c (set_and_canonicalize_value_range): Handle
+	one bit precision properly.
+
+	PR other/54692
+	* configure.ac (CFLAGS, CXXFLAGS): Remove -Ofast or -Og properly.
+	* configure: Regenerated.
+
+2012-09-25  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR other/54701
+	* config/avr/avr.c (avr_map_decompose): Use double_int::from_uhwi
+	instead of uhwi_to_double_int.
+
+2012-09-25  Richard Guenther  <rguenther@suse.de>
+
+	* lto-symtab.c (lto_symtab_merge_decls_1): Properly merge
+	all of the chain.
+
+2012-09-25  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53663
+	* tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
+	native encode/interpret translation on VN_WALKREWRITE.
+
+2012-09-24  Dehao Chen  <dehao@google.com>
+
+	* tree-cfg.c (move_stmt_op): Reset the expr block only when necessary.
+	(move_block_to_fn): Reset the edge's goto block even
+	when the goto locus is unknown.
+
+2012-09-24  Lawrence Crowl  <crowl@google.com>
+
+	* double-int.h (double_int::from_pair): New.
+	(double_int::wide_mul_with_sign): New.
+	(double_int::sub_with_overflow): New.
+	(double_int::neg_with_overflow): New.
+	(double_int::divmod_with_overflow): New.
+	(shwi_to_double_int): Remove.
+	(uhwi_to_double_int): Remove.
+	(double_int_to_shwi): Remove.
+	(double_int_to_uhwi): Remove.
+	(double_int_fits_in_uhwi_p): Remove.
+	(double_int_fits_in_shwi_p): Remove.
+	(double_int_fits_in_hwi_p): Remove.
+	(double_int_mul): Remove.
+	(double_int_mul_with_sign): Remove.
+	(double_int_add): Remove.
+	(double_int_sub): Remove.
+	(double_int_neg): Remove.
+	(double_int_div): Remove.
+	(double_int_sdiv): Remove.
+	(double_int_udiv): Remove.
+	(double_int_mod): Remove.
+	(double_int_smod): Remove.
+	(double_int_umod): Remove.
+	(double_int_divmod): Remove.
+	(double_int_sdivmod): Remove.
+	(double_int_udivmod): Remove.
+	(double_int_multiple_of): Remove.
+	(double_int_setbit): Remove.
+	(double_int_ctz): Remove.
+	(double_int_not): Remove.
+	(double_int_ior): Remove.
+	(double_int_and): Remove.
+	(double_int_and_not): Remove.
+	(double_int_xor): Remove.
+	(double_int_lshift): Remove.
+	(double_int_rshift): Remove.
+	(double_int_lrotate): Remove.
+	(double_int_rrotate): Remove.
+	(double_int_negative_p): Remove.
+	(double_int_cmp): Remove.
+	(double_int_scmp): Remove.
+	(double_int_ucmp): Remove.
+	(double_int_max): Remove.
+	(double_int_smax): Remove.
+	(double_int_umax): Remove.
+	(double_int_min): Remove.
+	(double_int_smin): Remove.
+	(double_int_umin): Remove.
+	(double_int_ext): Remove.
+	(double_int_sext): Remove.
+	(double_int_zext): Remove.
+	(double_int_mask): Remove.
+	(double_int_max_value): Remove.
+	(double_int_min_value): Remove.
+	(double_int_zero_p): Remove.
+	(double_int_one_p): Remove.
+	(double_int_minus_one_p): Remove.
+	(double_int_equal_p): Remove.
+	(double_int_popcount): Remove.
+	(extern add_double_with_sign): Remove.
+	(#define add_double): Remove.
+	(extern neg_double): Remove.
+	(extern mul_double_with_sign): Remove.
+	(extern mul_double_wide_with_sign): Remove.
+	(#define mul_double): Remove.
+	(extern lshift_double): Remove.
+	(extern div_and_round_double): Remove.
+	* double-int.c (add_double_with_sign): Make static.
+	(#defined add_double): Localized from header.
+	(neg_double): Make static.
+	(mul_double_with_sign): Make static.
+	(mul_double_wide_with_sign): Make static.
+	(#defined mul_double): Localized from header.
+	(lshift_double): Make static.
+	(div_and_round_double): Make static.
+	(double_int::wide_mul_with_sign): New.
+	(double_int::sub_with_overflow): New.
+	(double_int::neg_with_overflow): New.
+	(double_int::divmod_with_overflow): New.
+	* emit-rtl.c (init_emit_once): Change to new double_int API.
+	* explow.c (plus_constant): Likewise.
+	* expmed.c (choose_multiplier): Likewise.
+	* fold-const.c (#define OVERFLOW_SUM_SIGN): Remove.
+	(int_const_binop_1): Change to new double_int API.
+	(fold_div_compare): Likewise.
+	(maybe_canonicalize_comparison): Likewise.
+	(pointer_may_wrap_p): Likewise.
+	(fold_negate_const): Likewise.
+	(fold_abs_const): Likewise.
+	* simplify-rtx.c (simplify_const_unary_operation): Likewise.
+	(simplify_const_binary_operation): Likewise.
+	* tree-chrec.c (tree_fold_binomial): Likewise.
+	* tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
+	* config/sparc/sparc.c (sparc_fold_builtin): Likewise.
+	* config/avr/avr.c (avr_double_int_push_digit): Likewise.
+	(avr_map): Likewise.
+	(avr_map_decompose): Likewise.
+	(avr_out_insert_bits): Likewise.
+
+2012-09-24  Janis Johnson  <janisjo@codesourcery.com>
+
+	* doc/sourcebuild.texi (Selectors): Document the use of target
+	and xfail used together.
+
+2012-09-24  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/54632
+	* tree-ssa-live.c (clear_unused_block_pointer_1): Do not
+	handle DECL_DEBUG_EXPR_IS_FROM here...
+	(clear_unused_block_pointer): ... but here when walking all
+	local decls.
+
+2012-09-24  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54684
+	* tree-ssa-ccp.c (optimize_unreachable): Properly update stmts.
+
+2012-09-24  Marc Glisse  <marc.glisse@inria.fr>
+
+	* tree-ssa-forwprop.c: Include tree-ssa-propagate.h.
+	(simplify_bitfield_ref): Handle constructors.
+	* Makefile.in (tree-ssa-forwprop.o): Depend on tree-ssa-propagate.h.
+
+2012-09-24  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-pre.c (bitmap_find_leader, create_expression_by_pieces,
+	find_or_generate_expression): Remove dominating stmt argument.
+	(find_leader_in_sets, phi_translate_1, bitmap_find_leader,
+	create_component_ref_by_pieces_1, create_component_ref_by_pieces,
+	do_regular_insertion, do_partial_partial_insertion): Adjust.
+	(compute_avail): Do not set uids.
+
+2012-09-24  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
+	TYPE_NONALIASED_COMPONENT flag.
+	* tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
+	TYPE_NONALIASED_COMPONENT flag.
+
+2012-09-24  Jia Liu  <proljc@gmail.com>
+
+	* doc/lto.texi: Separate sections.
+	* doc/plugins.texi: Likewise.
+
+2012-09-24  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52173
+	* gimple.c (gimple_copy): Properly mark the copy modified
+	if SSA operands are present.
+
+2012-09-23  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR tree-optimization/54669
+	* tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Invoke
+	maybe_clean_or_replace_eh_stmt on the modified use statements.
+
+2012-09-23  Marc Glisse  <marc.glisse@inria.fr>
+
+	* expr.c (do_store_flag): Remove duplicated code.
+
+2012-09-22  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* config/rs6000/predicates.md (altivec_register_operand,
+	vsx_register_operand, vfloat_operand, vint_operand,
+	vlogical_operand, gpc_reg_operand, cc_reg_operand,
+	cc_reg_not_cr0_operand, cc_reg_not_micro_cr0_operand):
+	If op is a SUBREG, consider its SUBREG_REG instead.
+
+2012-09-22  Uros Bizjak  <ubizjak@gmail.com>
+
+	* optabs.c (prepare_cmp_insn): Expand comparison of the result
+	of memcmp through generic comparison expansion code.
+
+2012-09-21  Anthony Green  <green@moxielogic.com>
+
+	* config/moxie/moxie.opt: Add -mno-crt0 option.
+	* config/moxie/moxie.h (STARTFILE_SPEC): Handle -mno-crt0 option.
+	* doc/invoke.texi (Option Summary): Document -mno-crt0 option.
+
+2012-09-21  Jack Howarth  <howarth@bromo.med.uc.edu>
+
+	PR bootstrap/54642
+	* Makefile.in (lto-symtab.o): Remove gt-lto-symtab.h dependency.
+
+2012-09-21  Dehao Chen  <dehao@google.com>
+
+	PR go/54649
+	* tree-eh.c (lower_try_finally_dup_block): Set the correct block for
+	stmts in the duplicated EH block.
+
+2012-09-21  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54647
+	* tree-ssa-pre.c (compute_avail): Do not put COND_EXPR
+	or VEC_COND_EXPR into EXP_GEN again.
+
+2012-09-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/54629
+	* tree-loop-distribution.c (classify_partition): Free loop nest only
+	after freeing ddr.  Free ddr and loop nest also if successful.
+
+2012-09-21  Matthias Klose  <doko@ubuntu.com>
+
+	* config/arm/arm.c (arm_mangle_type): Don't warn anymore that
+	4.4 has changed the `va_list' mangling.
+
+2012-09-21  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR rtl-optimization/54290
+	PR rtl-optimization/54644
+	* reload1.c (choose_reload_regs): Fix thinko in previous change.
+
+2012-09-20  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* config/rs6000/rs6000.md (define_split for plus_eqsi):
+	Fix output pattern.
+
+2012-09-20  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* reload1.c (choose_reload_regs): Add missing #ifdef/#endif pair.
+
+2012-09-20  Bernd Schmidt  <bernds@codesourcery.com>
+
+	PR bootstrap/54643
+	* haifa-sched.c (schedule_block): Skip find_modifiable_mems if using
+	SCHED_PRESSURE_MODEL.
+
+2012-09-20  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* rtlanal.c (dead_or_set_regno_p): Fix COND_EXEC handling.
+
+2012-09-20  Marek Polacek  <polacek@redhat.com>
+
+	* tree-ssa-operands.c (get_expr_operands): Merge identical cases.
+
+2012-09-20  Marek Polacek  <polacek@redhat.com>
+
+	* tree-ssa-threadupdate.c (mark_threaded_blocks): Don't cast XNEWVEC's
+	result.
+	(create_edge_and_update_destination_phis): Likewise.
+
+2012-09-20  Martin Jambor  <mjambor@suse.cz>
+
+	* function.c (push_cfun): Check old current_function_decl matches
+	old cfun, set new current_function_decl to the decl of the new cfun.
+	(push_struct_function): Likewise.
+	(pop_cfun): Likewise.
+	(allocate_struct_function): Move call to
+	invoke_set_current_function_hook to the end of the function.
+	* cfgexpand.c (estimated_stack_frame_size): Do not set and restore
+	current_function_decl.
+	* cgraph.c (cgraph_release_function_body): Likewise.
+	* cgraphunit.c (cgraph_process_new_functions): Likewise.
+	(cgraph_add_new_function): Likewise.
+	(cgraph_analyze_function): Likewise.
+	(assemble_thunk): Set cfun to NULL at the end.
+	(expand_function): Move call to set_cfun downwards.
+	* gimple-low.c (record_vars_into): Only check current_function_decl
+	before possibly doing push_cfun.
+	* gimplify.c (gimplify_function_tree): Do not set and restore
+	current_function_decl.
+	* ipa-inline-analysis.c (compute_inline_parameters): Likewise.
+	(inline_analyze_function): Likewise.
+	* ipa-prop.c (ipa_analyze_node): Likewise.
+	* ipa-pure-const.c (analyze_function): Likewise.
+	* lto-streamer-in.c (lto_input_function_body): Do not set
+	current_function_decl.
+	* lto-streamer-out.c (output_function): Do not set and restore
+	current_function_decl.
+	* omp-low.c (finalize_task_copyfn): Likewise.
+	(expand_omp_taskreg): Likewise.
+	(create_task_copyfn): Likewise, move push_cfun up quite a bit.
+	* passes.c (dump_passes): Do not set and restore current_function_decl.
+	(do_per_function): Likewise.
+	(do_per_function_toporder): Likewise.
+	* trans-mem.c (ipa_tm_scan_irr_function): Likewise.
+	(ipa_tm_transform_transaction): Likewise.
+	(ipa_tm_transform_clone): Likewise.
+	(ipa_tm_execute): Likewise.
+	* tree-emutls.c (lower_emutls_function_body): Likewise.
+	* tree-inline.c (initialize_cfun): Do not call pop_cfun.
+	(tree_function_versioning): Do not call push_cfun, do not set and
+	restore current_function_decl.  Remove assert checking consistency of
+	cfun and current_function_decl.
+	* tree-profile.c (tree_profiling): Do not set and restore
+	current_function_decl.
+	* tree-sra.c (convert_callers_for_node): Do not set
+	current_function_decl.
+	(convert_callers): Do not restore current_function_decl.
+	(modify_function): Do not set current_function_decl.
+	* tree-ssa-structalias.c (ipa_pta_execute): Do not set and restore
+	current_function_decl.
+
+2012-09-20  Diego Novillo  <dnovillo@google.com>
+
+	PR target/54631
+	* config/vxworks.c (vxworks_emutls_var_init): Update for new
+	VEC_quick_push interface.
+
+2012-09-20  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54634
+	* tree-data-ref.c (get_references_in_stmt): For now give
+	up for pure functions.
+
+2012-09-20  Chen Wei-Ren  <chenwj@iis.sinica.edu.tw>
+
+	* doc/lto.texi: Correct typo.
+
+2012-09-19  Dehao Chen  <dehao@google.com>
+
+	* config/s390/s390.c (s390_chunkify_start): Replacing INSN_LOCATOR.
+	* config/spu/spu.c (emit_nop_for_insn): Likewise.
+	(pad_bb): Likewise.
+	(spu_emit_branch_hint): Likewise.
+	(insert_hbrp_for_ilb_runout): Likewise.
+	* config/mep/mep.c (mep_make_bundle): Likewise.
+	(mep_bundle_insns): Likewise.
+	* config/sh/sh.c (gen_block_redirect): Likewise.
+	* config/c6x/c6x.c (gen_one_bundle): Likewise.
+	* config/rs6000/rs6000.c (rs6000_final_prescan_insn): Likewise.
+	* config/picochip/picochip.c (picochip_reorg): Likewise.
+	* config/arm/arm.c (require_pic_register): Likewise.
+	* config/mips/mips.c (mips16_gp_pseudo_reg): Likewise.
+	* config/bfin/bfin.c (gen_one_bundle): Likewise.
+
+2012-09-19  Mark Kettenis  <kettenis@openbsd.org>
+
+	* config.gcc (hppa*-*-openbsd*): New target.
+	* config/pa/pa-openbsd.h: New file.
+	* config/pa/pa32-openbsd.h: New file.
+	* config/host-openbsd.c: Update copyright year.
+	(TRY_EXCEPT_VM_SPACE): Define for OpenBSD/hppa.
+
+2012-09-19  Martin Jambor  <mjambor@suse.cz>
+
+	* ipa-prop.c (prune_expression_for_jf): New function.
+	(ipa_set_jf_constant): Use it.
+	(ipa_set_jf_arith_pass_through): Likewise.
+	(determine_known_aggregate_parts): Likewise.
+
+2012-09-19  Steve Ellcey  <sellcey@mips.com>
+
+	* config.gcc (mips*-mti-elf*): New target.
+	* config/mips/mti-elf.h: New file.
+	* config/mips/t-mti-elf: New file.
+
+2012-09-19  Dehao Chen  <dehao@google.com>
+
+	* toplev.c (general_init): Init block_locations.
+	* tree.c (tree_set_block): New.
+	(tree_block): Change to use LOCATION_BLOCK.
+	* tree.h (TREE_SET_BLOCK): New.
+	* final.c (reemit_insn_block_notes): Change to use LOCATION_BLOCK.
+	(final_start_function): Likewise.
+	* input.c (expand_location_1): Likewise.
+	* input.h (LOCATION_LOCUS): New.
+	(LOCATION_BLOCK): New.
+	(IS_UNKNOWN_LOCATION): New.
+	* fold-const.c (expr_location_or): Change to use new location.
+	* reorg.c (emit_delay_sequence): Likewise.
+	(try_merge_delay_insns): Likewise.
+	* modulo-sched.c (dump_insn_location): Likewise.
+	* lto-streamer-out.c (lto_output_location_bitpack): Likewise.
+	* lto-cgraph.c (output_node_opt_summary): Likewise.
+	* jump.c (rtx_renumbered_equal_p): Likewise.
+	* ifcvt.c (noce_try_move): Likewise.
+	(noce_try_store_flag): Likewise.
+	(noce_try_store_flag_constants): Likewise.
+	(noce_try_addcc): Likewise.
+	(noce_try_store_flag_mask): Likewise.
+	(noce_try_cmove): Likewise.
+	(noce_try_cmove_arith): Likewise.
+	(noce_try_minmax): Likewise.
+	(noce_try_abs): Likewise.
+	(noce_try_sign_mask): Likewise.
+	(noce_try_bitop): Likewise.
+	(noce_process_if_block): Likewise.
+	(cond_move_process_if_block): Likewise.
+	(find_cond_trap): Likewise.
+	* ipa-prop.c (ipa_set_jf_constant): Likewise.
+	(ipa_write_jump_function): Likewise.
+	* dwarf2out.c (add_src_coords_attributes): Likewise.
+	* expr.c (expand_expr_real): Likewise.
+	* tree-parloops.c (create_loop_fn): Likewise.
+	* recog.c (peep2_attempt): Likewise.
+	* function.c (free_after_compilation): Likewise.
+	(expand_function_end): Likewise.
+	(set_insn_locations): Likewise.
+	(thread_prologue_and_epilogue_insns): Likewise.
+	* print-rtl.c (print_rtx): Likewise.
+	* profile.c (branch_prob): Likewise.
+	* trans-mem.c (ipa_tm_scan_irr_block): Likewise.
+	* gimplify.c (gimplify_call_expr): Likewise.
+	* except.c (duplicate_eh_regions_1): Likewise.
+	* emit-rtl.c (try_split): Likewise.
+	(make_insn_raw): Likewise.
+	(make_debug_insn_raw): Likewise.
+	(make_jump_insn_raw): Likewise.
+	(make_call_insn_raw): Likewise.
+	(emit_pattern_after_setloc): Likewise.
+	(emit_pattern_after): Likewise.
+	(emit_debug_insn_after): Likewise.
+	(emit_pattern_before): Likewise.
+	(emit_insn_before_setloc): Likewise.
+	(emit_jump_insn_before): Likewise.
+	(emit_call_insn_before_setloc): Likewise.
+	(emit_call_insn_before): Likeise.
+	(emit_debug_insn_before_setloc): Likewise.
+	(emit_copy_of_insn_after): Likewise.
+	(insn_locators_alloc): Remove.
+	(insn_locators_finalize): Remove.
+	(insn_locators_free): Remove.
+	(set_curr_insn_source_location): Remove.
+	(get_curr_insn_source_location): Remove.
+	(set_curr_insn_block): Remove.
+	(get_curr_insn_block): Remove.
+	(locator_scope): Remove.
+	(insn_scope): Change to use new location.
+	(locator_location): Remove.
+	(insn_line): Change to use new location.
+	(locator_file): Remove.
+	(insn_file): Change to use new location.
+	(locator_eq): Remove.
+	(insn_locations_init): New.
+	(insn_locations_finalize): New.
+	(set_curr_insn_location): New.
+	(curr_insn_location): New.
+	* cfgexpand.c (gimple_assign_rhs_to_tree): Change to use new location.
+	(expand_gimple_cond): Likewise.
+	(expand_call_stmt): Likewise.
+	(expand_gimple_stmt_1): Likewise.
+	(expand_gimple_basic_block): Likewise.
+	(construct_exit_block): Likewise.
+	(gimple_expand_cfg): Likewise.
+	* cfgcleanup.c (try_forward_edges): Likewise.
+	* tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
+	(dump_scope_block): Likewise.
+	(remove_unused_locals): Likewise.
+	* rtl.c (rtx_equal_p_cb): Likewise.
+	(rtx_equal_p): Likewise.
+	* rtl.h (XUINT): New.
+	(INSN_LOCATOR): Remove.
+	(CURR_INSN_LOCATION): Remove.
+	(INSN_LOCATION): New.
+	(INSN_HAS_LOCATION): New.
+	* tree-inline.c (remap_gimple_op_r): Change to use new location.
+	(copy_tree_body_r): Likewise.
+	(copy_phis_for_bb): Likewise.
+	(expand_call_inline): Likewise.
+	* tree-streamer-in.c (lto_input_ts_exp_tree_pointers): Likewise.
+	* tree-streamer-out.c (write_ts_decl_minimal_tree_pointers): Likewise.
+	* gimple-streamer-out.c (output_gimple_stmt): Likewise.
+	* combine.c (try_combine): Likewise.
+	* tree-outof-ssa.c (set_location_for_edge): Likewise.
+	(insert_partition_copy_on_edge): Likewise.
+	(insert_value_copy_on_edge): Likewise.
+	(insert_rtx_to_part_on_edge): Likewise.
+	(insert_part_to_rtx_on_edge): Likewise.
+	* basic-block.h (edge_def): Remove field.
+	* gimple.h (gimple_statement_base): Remove field.
+	(gimple_bb): Change to use new location.
+	(gimple_set_block): Likewise.
+	(gimple_has_location): Likewise.
+	* tree-cfg.c (make_cond_expr_edges): Likewise.
+	(make_goto_expr_edges): Likewise.
+	(gimple_can_merge_blocks_p): Likewise.
+	(move_stmt_op): Likewise.
+	(move_block_to_fn): Likewise.
+	* config/alpha/alpha.c (alpha_output_mi_thunk_osf): Likewise.
+	* config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
+	* config/i386/i386.c (x86_output_mi_thunk): Likewise.
+	* config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
+	* config/sh/sh.c (sh_output_mi_thunk): Likewise.
+	* config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
+	* config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
+	* config/score/score.c (score_output_mi_thunk): Likewise.
+	* config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
+	* config/mips/mips.c (mips_output_mi_thunk): Likewise.
+	* cfgrtl.c (unique_locus_on_edge_between_p): Likewise.
+	(unique_locus_on_edge_between_p): Likewise.
+	(emit_nop_for_unique_locus_between): Likewise.
+	(force_nonfallthru_and_redirect): Likewise.
+	(fixup_reorder_chain): Likewise.
+	(cfg_layout_merge_blocks): Likewise.
+	* stmt.c (emit_case_nodes): Likewise.
+
+2012-09-19  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* dbgcnt.def (sched_breakdep): New counter.
+	* haifa-sched.c (update_insn_after_change): New static function,
+	broken out of haifa_change_pattern.
+	(haifa_change_pattern): Call it.
+	(dep_t heap vecs): Declare.
+	(INSN_COST): Define earlier.
+	(next_cycle_replace_deps, next_cycle_apply): New static variables.
+	(apply_replacement): New static function.
+	(recompute_todo_spec): New argument FOR_BACKTRACK.  All callers
+	changed.  Handle DEP_REPLACE deps.
+	(contributes_to_priority_p): False for replaceable deps.
+	(must_restore_pattern_p, restore_pattern): New static functions.
+	(schedule_insn): Use them.  Apply replacements for broken deps.
+	(struct haifa_saved_data): Add new fields to keep track of
+	replacements.
+	(save_backtrack_point): Initialize them.
+	(undo_replacements_for_backtrack): New static function.
+	(restore_last_backtrack_point, free_topmost_backtrack_point):
+	Use it and keep track of replacements.
+	(perform_replacements_new_cycle, undo_all_replacements): New static
+	functions.
+	(schedule_block): Call these two as necessary.  Call
+	find_modifiable_mems.
+	(try_ready): Tweak the assert.  Check for DEP_POSTPONED.
+	* sched-deps.c: Include "emit-rtl.h".
+	(init_dep_1): Initialize DEP_NONREG, DEP_MULTIPLE and DEP_REPLACE.
+	(dep_spec_p): True for DEP_REPLACE deps.
+	(mark_as_hard): New static variable.
+	(update_dep): Update DEP_NONREG and DEP_MULTIPLE.
+	(add_dependence_list): New argument hard.  All callers changed.  Set
+	and clear mark_as_hard around function body.
+	(add_dependence_list_and_free): Likewise.
+	(haifa_note_mem_dep): Set DEP_NONREG.
+	(haifa_note_dep): Likewise if mark_as_hard is true.
+	(sched_analyze_insn): Switch loop with if statement testing for
+	sel_sched_p.
+	(struct mem_inc_info): New.
+	(attempt_change, parse_add_or_inc, find_inc, find_mem): New static
+	functions.
+	(find_modifiable_mems): New function.
+	* sched-int.h (struct dep_replacement): New.
+	(struct _dep): Add replace, nonreg and multiple fields.  Make type and
+	cost bitfields.
+	(UNKNOWN_DEP_COST): Change to match the bitfield.
+	(DEP_NONREG, DEP_MULTIPLE, DEP_REPLACE): New macros.
+	(DEP_POSTPONED): New macro.
+	(DEP_CANCELLED): Renumber.
+	(find_modifiable_mems): Declare.
+	(enum SCHED_FLAGS): Add DONT_BREAK_DEPENDENCIES.
+	* sched-rgn.c (init_ready_list): Set TODO_SPEC here.
+	(new_ready): Don't set HARD_DEP, use DEP_POSTPONED.
+	(debug_dependencies): Dump DEP_NONREG and DEP_MULTIPLE.
+	* Makefile.in (sched-deps.o): Update dependencies.
+	* config/c6x/c6x.c (in_hwloop): New static variable.
+	(c6x_set_sched_flags): If it is true, add DONT_BREAK_DEPENDENCIES.
+	(hwloop_optimize): Set and clear it around preliminary scheduling pass.
+
+2012-09-19  Tulio Magno Quites Machado Filho  <tuliom@linux.vnet.ibm.com>
+
+	* config/rs6000/rs6000-builtin.def: Add __builtin_ppc_get_timebase
+	and __builtin_ppc_mftb.
+	* config/rs6000/rs6000.c (rs6000_expand_zeroop_builtin): New function
+	to expand an expression that calls a built-in without arguments.
+	(rs6000_expand_builtin): Add __builtin_ppc_get_timebase and
+	__builtin_ppc_mftb.
+	(rs6000_init_builtins): Likewise.
+	* config/rs6000/rs6000.md (rs6000_get_timebase): New pattern.
+	(rs6000_get_timebase_ppc32): New pattern.
+	(rs6000_mftb_<mode>): New pattern.
+
+	* doc/extend.texi (PowerPC Built-in Functions): New section.
+	(PowerPC AltiVec/VSX Built-in Functions): Move some built-ins
+	unrelated to Altivec/VSX to the new section.
+
+2012-09-19  David Edelsohn  <dje.gcc@gmail.com>
+
+	* rs6000.md (mac*): Remove extra spaces.
+	(mulhw*): Same.
+
+2012-09-19  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54089
+	* config/sh/predicates.md (arith_reg_or_t_reg_operand): New predicate.
+	* config/sh/sh.md (*rotcr): Use arith_reg_or_t_reg_operand predicate.
+	Handle the case where one of the operands is T_REG.
+	Add new pattern to handle MSB extraction.
+
+2012-09-19  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54236
+	* config/sh/sh.md (*addc): Add pattern to handle one bit left shifts.
+
+2012-09-19  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.md (prologue, epilogue): Use braced strings.
+
+2012-09-19  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR rtl-optimization/54290
+	* reload1.c (choose_reload_regs): Also take into account secondary MEMs
+	to remove address replacements for inherited reloads.
+	(replaced_subreg): Move around.
+
+2012-09-19  David Edelsohn  <dje.gcc@gmail.com>
+
+	* config/rs6000/aix61.h (TARGET_DEFAULT): Add MASK_PPC_GPOPT,
+	MASK_PPC_GFXOPT, and MASK_MFCRF.
+
+2012-09-19  Richard Guenther  <rguenther@suse.de>
+
+	* passes.c (init_optimization_passes): For -Og move
+	pass_object_sizes inbetween CCP and copyprop.
+
+2012-09-19  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-forwprop.c (get_prop_source_stmt): Simplify.
+
+2012-09-19  Jan Hubicka  <jh@suse.cz>
+
+	* symtab.c (insert_to_assembler_name_hash): Do not insert
+	register vars.
+	(unlink_from_assembler_name_hash): NULL out pointers of unlinked var.
+	(symtab_prevail_in_asm_name_hash): New.
+	(symtab_initialize_asm_name_hash): Break out from ...
+	(symtab_node_for_asm): ... here.
+	(dump_symtab_base): Dump LTO file data.
+	(verify_symtab_base): Register vars are not in symtab.
+	* cgraph.h (symtab_initialize_asm_name_hash,
+	symtab_prevail_in_asm_name_hash): New functions.
+	(symtab_real_symbol_p): New inline.
+	* lto-symtab.c: Do not include gt-lto-symtab.h.
+	(lto_symtab_entry_def): Remove.
+	(lto_symtab_entry_t): Remove.
+	(lto_symtab_identifiers): Remove.
+	(lto_symtab_free): Remove.
+	(lto_symtab_entry_hash): Remove.
+	(lto_symtab_entry_eq): Remove.
+	(lto_symtab_entry_marked_p): Remove.
+	(lto_symtab_maybe_init_hash_table): Remove.
+	(resolution_guessed_p, set_resolution_guessed): New functions.
+	(lto_symtab_register_decl): Only set resolution info.
+	(lto_symtab_get, lto_symtab_get_resolution): Remove.
+	(lto_symtab_merge): Reorg to work across symtab; do nothing if decls
+	are same.
+	(lto_symtab_resolve_replaceable_p): Reorg to work on symtab.
+	(lto_symtab_resolve_can_prevail_p): Likewise; only real symbols can
+	prevail.
+	(lto_symtab_resolve_symbols): Reorg to work on symtab.
+	(lto_symtab_merge_decls_2): Likewise.
+	(lto_symtab_merge_decls_1): Likewise; add debug dumps.
+	(lto_symtab_merge_decls): Likewise; do not merge at ltrans stage.
+	(lto_symtab_merge_cgraph_nodes_1): Reorg to work on symtab.
+	(lto_symtab_merge_cgraph_nodes): Likewise; do not merge at ltrans
+	stage.
+	(lto_symtab_prevailing_decl): Rewrite to lookup into symtab.
+	* lto-streaer.h (lto_symtab_free): Remove.
+	* lto-cgraph.c (add_references): Cleanup.
+	* varpool.c (varpool_assemble_decl): Skip hard regs.
+
+2012-09-19  Richard Guenther  <rguenther@suse.de>
+
+	PR other/53316
+	* common/common-target.h (OPT_LEVELS_1_PLUS_NOT_DEBUG): Add.
+
+2012-09-19  Richard Guenther  <rguenther@suse.de>
+
+	PR other/53316
+	* common.opt (optimize_debug): New variable.
+	(Og): New optimization level.
+	* doc/invoke.texi (Og): Document.
+	* opts.c (maybe_default_option): Add debug parameter.
+	(maybe_default_options): Likewise.
+	(default_options_optimization): Handle -Og.
+	(common_handle_option): Likewise.
+	* passes.c (gate_all_optimizations): Do not run with -Og.
+	(gate_all_optimizations_g): New gate, run with -Og.
+	(pass_all_optimizations_g): New container pass, run with -Og.
+	(init_optimization_passes): Schedule pass_all_optimizations_g
+	alongside pass_all_optimizations.
+
+2012-09-19  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54132
+	* tree-loop-distribution.c (classify_partition): Properly
+	check dependences for memmove.
+	* tree-data-ref.h (compute_affine_dependence): Declare.
+	* tree-data-ref.c (compute_affine_dependence): Export.
+
+2012-09-19  Zhenqiang Chen <zhenqiang.chen@arm.com>
+
+	PR middle-end/54364
+	* bb-reorder.c (connect_better_edge_p): New added.
+	(find_traces_1_round): When optimizing for size, ignore edge frequency
+	and probability, and handle all in one round.
+	(bb_to_key): Use bb->index as key when optimizing for size.
+	(better_edge_p): The bb with smaller index is better when optimizing
+	for size.
+	(connect_traces): When optimizing for size, connect block n with
+	block n + 1; connect trace m with trace m + 1 if falling through.
+	(gate_handle_reorder_blocks): Enable bbro when optimizing for -Os.
+
+2012-09-19  Bin Cheng  <bin.cheng@arm.com>
+
+	* fold-const.c (fold_truth_andor): Remove duplicated check on
+	BRANCH_COST.
+
+2012-09-18  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR middle-end/54617
+	* expr.c (store_field): Handle a PARALLEL in more cases.
+
+2012-09-18  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* config/rs6000/rs6000.md (sminsi3, smaxsi3, uminsi3, umaxsi3): Delete.
+	(abssi2, abs<mode>2_isel, nabs<mode>2_isel, abssi2_nopower,
+	nabs_nopower): Delete.
+	(absdi2, absdi2_internal, nabsdi2): Delete.
+	(smindi3, smaxdi3, umindi3, umaxdi3): Delete.
+
+2012-09-18  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.md: Tidy up empty "".  Fix C code indentation.
+	* config/avr/avr-fixed.md: Ditto.
+
+2012-09-18  Maciej W. Rozycki  <macro@codesourcery.com>
+
+	* config/rs6000/rs6000.c (print_operand) <'c'>: Remove.
+	* config/rs6000/spe.md: Remove a leftover comment.
+
+2012-09-18  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/54592
+	* config/i386/i386.c (ix86_rtx_costs): Limit > UNITS_PER_WORD
+	AND/IOR/XOR cost calculation to MODE_INT class modes.
+
+2012-09-18 Thomas Quinot  <quinot@adacore.com>
+
+	* doc/invoke.texi: Document -fada-spec-parent.
+
+2012-09-18  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/54610
+	* tree-ssa-forwprop.c: Include optabs.h.  Don't include
+	tree-vectorizer.h.
+	(simplify_vector_constructor): Don't use vect_gen_perm_mask,
+	instead create the mask constant here.
+	* Makefile.in (tree-ssa-forwprop.o): Depend on $(OPTABS_H).
+	Don't depend on $(TREE_VECTORIZER_H).
+
+2012-09-18  Florian Weimer  <fweimer@redhat.com>
+
+	* Makefile.in (BASIC_BLOCK_H): Add cfg-flags.def.
+
+2012-09-18  Richard Guenther  <rguenther@suse.de>
+
+	* statistics.h (CXX_MEM_STAT_INFO): New define.
+	* gimple.h (gimple_build_assign_with_ops_stat,
+	gimple_build_assign_with_ops, gimple_build_assign_with_ops3):
+	Turn into an overload of the function gimple_build_assign_with_ops.
+	* gimple.c (gimple_build_assign_with_ops_stat): Rename to ...
+	(gimple_build_assign_with_ops): ... this.
+	* tree-ssa-loop-im.c (move_computations_stmt): Adjust.
+	* tree-ssa-math-opts.c (convert_mult_to_fma): Likewise.
+	* tree-vect-data-refs.c (vect_permute_store_chain): Likewise.
+	(vect_permute_load_chain): Likewise.
+	* tree-vect-generic.c (expand_vector_divmod): Likewise.
+	* tree-vect-patterns.c (vect_recog_dot_prod_pattern): Likewise.
+	(vect_recog_divmod_pattern): Likewise.
+	(vect_recog_mixed_size_cond_pattern): Likewise.
+	(adjust_bool_pattern): Likewise.
+	* tree-vect-slp.c (vect_create_mask_and_perm): Likewise.
+	* tree-vect-stmts.c (vectorizable_operation): Likewise.
+	(permute_vec_elements): Likewise.
+	(vectorizable_load): Likewise.
+
+2012-09-17  Paul Koning  <ni1d@arrl.net>
+
+	* doc/invoke.text (-feliminate-unused-debug-types): Update to
+	reflect that this is enabled by default.
+
+2012-09-17  Ben Cheng  <bccheng@google.com
+
+	* config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Suppress the
+	dynamic linker commands for statically linked programs.
+
+2012-09-17  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	* config/arm/arm.c (arm_rtx_costs_1): Handle vec_extract and vec_set
+	patterns.
+	* config/arm/arm.md ("vec_set<mode>_internal"): Support memory source
+	operands, implemented via vld1 instruction.
+	("vec_extract<mode>"): Support memory destination operands, implemented
+	via vst1 instruction.
+	("neon_vst1_lane<mode>"): Use UNSPEC_VST1_LANE instead of vec_select.
+	* config/arm/predicates.md ("neon_lane_number"): Remove.
+
+2012-09-17  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+	    Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	* config/arm/arm.c (output_move_neon): Update comment.
+	Use vld1.64/vst1.64 instead of vldm/vstm where possible.
+	(neon_vector_mem_operand): Support double-word modes.
+	* config/arm/neon.md (*neon_mov VD): Call output_move_neon
+	instead of output_move_vfp.  Change constraint from Uv to Un.
+
+2012-09-17  Richard Guenther  <rguenther@suse.de>
+
+	PR lto/54598
+	* tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
+	FIXED_VALUE_TYPE instead of struct fixed_value.
+
+2012-09-17  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.c (CONST_FIXED_P): Remove define.
+	* config/avr/avr.md (add<mode>3): Use CONST_FIXED_P.
+
+2012-09-17  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/54607
+	* config.gcc (tm_file,avr): Add avr/avr-arch.h.
+	* config/avr/t-avr (gen-avr-mmcu-texi): Use CC_FOR_BUILD to
+	compile.  Don't depend on TM_H.  Use CFLAGS_FOR_BUILD.
+	* config/avr/avr.h (avr_arch, base_arch_s, mcu_type_s): Source out
+	to...
+	* config/avr/avr-arch.h: ...this new file.
+	* config/avr/gen-avr-mmcu-texi.c: Include avr-arch.h, stdio.h,
+	stdlib.h.
+	* comparator: Make letters smaller than digits.
+	* config/avr/avr-devices.c: Don't include headers if used in
+	gen-avr-mmcu-texi.c.
+	* doc/avr-mmcu.texi: Regenerate.
+
+2012-09-17  Georg-Johann Lay  <avr@gjlay.de>
+
+	* rtl.h (CONST_FIXED_P): New predicate macro.
+
+2012-09-17  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree-cfgcleanup. (cleanup_control_expr_graph) <GIMPLE_COND>: Remove
+	code doing propagation from degenerate PHI nodes.
+	* tree-ssa-loop-ivcanon.c (propagate_into_all_uses): New function.
+	(propagate_constants_for_unrolling): Likewise.
+	(tree_unroll_loops_completely): If the current loop has been unrolled
+	and its father isn't the entire function, propagate constants within
+	the new basic blocks by means of propagate_constants_for_unrolling.
+
+2012-09-17  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/54563
+	* tree-ssa-math-opts.c (execute_cse_sincos): Call
+	gimple_purge_dead_eh_edges if last call has been changed.
+
+2012-09-17  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/54222
+	* config/avr/avr.c (avr_out_plus_symbol): Fix typo if PLUS and PSImode.
+	(avr_out_plus_1): Remove log comments from assembler output.
+
+2012-09-17  Ruben Buchatskiy  <ruben@ispras.ru>
+
+	* config/arm/vfp.md (*thumb2_movdf_vfp): Require one of the operands
+	to be a register.
+
+2012-09-16  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* calls.c (expand_call): Use emit_group_move for PARALLEL->PARALLEL
+	moves.
+
+2012-09-15  Tom de Vries  <tom@codesourcery.com>
+
+	* tree-vrp.c (extract_range_from_binary_expr_1): Fix bug in handling of
+	LSHIFT_EXPR with shift range.  Handle more LSHIFT_EXPR cases with shift
+	range.
+
+2012-09-15  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/54222
+	* config/avr/avr-fixed.md (ALL2S, ALL4S, ALL24S, ALL124S,
+	ALL124U): New mode iterators.
+	(<code_stdname><mode>3): New insns for SS_PLUS, SS_MINUS.
+	(<code_stdname><mode>3): New insns for US_PLUS, US_MINUS.
+	(usneg<mode>2): New insns.
+	(<code_stdname><mode>2): New expanders for SS_NEG, SS_ABS.
+	(*<code_stdname><mode>2): New insns for SS_NEG, SS_ABS.
+	* config/avr/avr-dimode.md (ALL8U, ALL8S): New mode iterators.
+	(avr_out_plus64, avr_out_minus64): Use avr_out_plus instead.
+	(<code_stdname><mode>3): New expanders for SS_PLUS, SS_MINUS.
+	(<code_stdname><mode>3): New expanders for US_PLUS, US_MINUS.
+	(<code_stdname><mode>3_insn): New insns.
+	(<code_stdname><mode>3_const_insn): New insns.
+	* config/avr/avr.md (cc): Add: plus. Remove: out_plus,
+	out_plus_noclobber, minus.
+	(length): Add: plus.  Remove: out_plus, out_plus_noclobber,
+	plus64, minus, minus64.
+	(abelian): New code_attr.
+	(code_stdname): Handle: ss_plus, ss_minus, ss_neg, ss_abs,
+	us_plus, us_minus, us_neg.
+	(*add<mode>3, add<mode>3_clobber, add<mode>3, addpsi3, sub<mode>3):
+	Use avr_out_plus to output.
+	* config/avr/avr-protos.h (avr_out_plus): Change prototype.
+	(avr_out_plus_noclobber, avr_out_minus): Remove.
+	(avr_out_plus64, avr_out_minus64): Remove.
+	* config/avr/avr.c (avr_out_plus_1): Add new default arguments
+	code_sat, sign.  Saturate after operation if code_sat != UNKNOWN.
+	(avr_out_plus_symbol): New static function.
+	(avr_out_plus): Rewrite.
+	(adjust_insn_length): Handle: ADJUST_LEN_PLUS.  Remove handling
+	of: ADJUST_LEN_OUT_PLUS, ADJUST_LEN_PLUS64, ADJUST_LEN_MINUS,
+	ADJUST_LEN_MINUS64, ADJUST_LEN_OUT_PLUS_NOCLOBBER.
+	(notice_update_cc): Handle: CC_PLUS.  Remove handling of: CC_MINUS,
+	CC_OUT_PLUS, CC_OUT_PLUS_NOCLOBBER
+	(avr_out_plus_noclobber, avr_out_minus): Remove.
+	(avr_out_plus64, avr_out_minus64): Remove.
+	(avr_print_operand): Print raw REGNO if 'r' is used with REG.
+
+2012-09-15  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.c (sh_rtx_costs): Add handling of MEM, SIGN_EXTEND,
+	ZERO_EXTEND and PARALLEL cases.
+	(sh_address_cost): Correct rtx parsing and tweak cost estimations.
+
+2012-09-14  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/tm.texi.in (Stack Arguments): Update obsolete references
+	to current_function_outgoing_args_size.
+	(Function Entry): Likewise for current_function_pops_args,
+	current_function_pretend_args_size,
+	current_function_outgoing_args_size, and
+	current_function_epilogue_delay_list.
+	(Misc): Fix garbled sentence referencing nonexistent
+	current_function_leaf_function.
+	* doc/tm.texi: Regenerated.
+
+2012-09-14  Dehao Chen  <dehao@google.com>
+
+	 * tree-eh.c (goto_queue_node): New field.
+	(record_in_goto_queue): New parameter.
+	(record_in_goto_queue_label): New parameter.
+	(lower_try_finally_dup_block): New parameter.
+	(maybe_record_in_goto_queue): Update source location.
+	(lower_try_finally_copy): Likewise.
+	(honor_protect_cleanup_actions): Likewise.
+	* gimplify.c (gimplify_expr): Reset the location to unknown.
+
+2012-09-14  David Edelsohn  <dje.gcc@gmail.com>
+
+	* configure: Regenerated.
+
+2012-09-14  Walter Lee  <walt@tilera.com>
+
+	* doc/invoke.texi (Option Summary): fix typesetting for -mcpu
+	option for TILEPro and TILE-Gx.
+	(TILE-Gx Options): Fix grammar and spellings in documentation for
+	-mcmodel.
+
+2012-09-14  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR c++/54427
+	* fold-const.c (fold_unary_loc): Disable for VECTOR_TYPE.
+	(fold_binary_loc): Likewise.
+	* gimple-fold.c (and_comparisons_1): Handle VECTOR_TYPE.
+	(or_comparisons_1): Likewise.
+
+2012-09-14  Richard Earnshaw  <rearnsha@arm.com>
+
+	PR target/54516
+	PR rtl-optimization/54540
+	* reload.c (find_dummy_reload): Don't use OUT as a reload reg
+	for IN if it overlaps a fixed register.
+
+2012-09-14  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR rtl-optimization/44194
+	* calls.c (expand_call): In the PARALLEL case, copy the return value
+	into pseudos instead of spilling it onto the stack.
+	* emit-rtl.c (adjust_address_1): Rename ADJUST into ADJUST_ADDRESS and
+	add new ADJUST_OBJECT parameter.
+	If ADJUST_OBJECT is set, drop the underlying object if it cannot be
+	proved that the adjusted memory access is still within its bounds.
+	(adjust_automodify_address_1): Adjust call to adjust_address_1.
+	(widen_memory_access): Likewise.
+	* expmed.c (store_bit_field_1): Call adjust_bitfield_address instead
+	of adjust_address.  Do not drop the underlying object of a MEM.
+	(store_fixed_bit_field): Likewise.
+	(extract_bit_field_1): Likewise.  Fix oversight in recursion.
+	(extract_fixed_bit_field): Likewise.
+	* expr.h (adjust_address_1): Adjust prototype.
+	(adjust_address): Adjust call to adjust_address_1.
+	(adjust_address_nv): Likewise.
+	(adjust_bitfield_address): New macro.
+	(adjust_bitfield_address_nv): Likewise.
+	* expr.c (expand_assignment): Handle a PARALLEL in more cases.
+	(store_expr): Likewise.
+	(store_field): Likewise.
+
+	* dse.c: Fix typos in the head comment.
+
+2012-09-14  Christian Bruel  <christian.bruel@st.com>
+
+	PR target/54546
+	* config/sh/sh-protos.h (sh_need_epilogue): Delete.
+	(sh_can_use_simple_return_p): Declare.
+	* config/sh/sh.c (sh_can_use_simple_return_p): Define.
+	(sh_need_epilogue, sh_need_epilogue_known): Delete.
+	(sh_output_function_epilogue): Remove sh_need_epilogue_known.
+	* config/sh/sh.md (simple_return, return): Define.
+	(epilogue): Use inline return rtl.
+	(sh_expand_epilogue): Cleanup parameters boolean type.
+	* config/sh/iterators.md (any_return): New iterator.
+
+2012-09-14  Christian Bruel  <christian.bruel@st.com>
+
+	* config/sh/predicates.md (t_reg_operand): Check REG_P for SUBREG.
+	* config/sh/sh.c (sequence_insn_p): Check INSNP_P for SEQUENCE.
+
+2012-09-14  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/54564
+	* config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
+	instead of (match_dup 0) as second argument to vec_merge.
+	(*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
+	Remove third alternative.
+	(*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise.  Negate
+	operand 2 instead of operand 1, but put it as first argument of fma.
+	* config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
+	_mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
+	of the first.
+
+2012-09-14  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54565
+	* passes.c (init_optimization_passes): Adjust comments.
+	(execute_function_todo): Do not execute execute_update_addresses_taken
+	before processing TODO_rebuild_alias.
+	* tree-ssa-ccp.c (do_ssa_ccp): Schedule TODO_update_address_taken.
+
+2012-09-14  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vrp.c (register_new_assert_for): Simplify for backward walk.
+	(find_assert_locations_1): Walk the basic-block backwards, properly
+	add/prune from live.  Use live for asserts derived from stmts.
+
+2012-09-14  Marc Glisse  <marc.glisse@inria.fr>
+
+	* tree-ssa-forwprop.c (simplify_bitfield_ref): Call
+	get_prop_source_stmt.
+	(simplify_permutation): Likewise.
+	(simplify_vector_constructor): Likewise.
+
+2012-09-14  Richard Guenther  <rguenther@suse.de>
+
+	* builtin-types.def (BT_FN_CONST_STRING): Add.
+	* builtins.def (BUILT_IN_FILE, BUILT_IN_FUNCTION,
+	BUILT_IN_LINE): New builtins.
+	* gimplify.c (gimplify_call_expr): Expand them.
+	* doc/extend.texi (__builtin_LINE, __builtin_FUNCTION,
+	__builtin_FILE): Document.
+
+2012-09-13  Anthony Green  <green@moxielogic.com>
+
+	* config/moxie/moxie.h (LINK_SPEC): Add bi-endian support.
+	(MULTILIB_DEFAULTS): Define.
+	(ASM_SPEC): Define.
+	(BYTES_BIG_ENDIAN, WORDS_BIG_ENDIAN): Add bi-endian support.
+	(TARGET_CPU_CPP_BUILTINS): Add __MOXIE_LITTLE_ENDIAN__ and
+	__MOXIE_BIG_ENDIAN__.
+	* config/moxie/t-moxie (MULTILIB_DIRNAMES, MULTILIB_OPTIONS): Define.
+	* config/moxie/moxie.opt: New file.
+	* doc/invoke.texi (Moxie Options): Add section documenting -mel
+	and -meb.
+
+2012-09-13  Paolo Carlini  <paolo.carlini@oracle.com>
+	    Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	PR c++/53210
+	* doc/invoke.texi ([Winit-self]): Document as enabled by -Wall in C++.
+
+2012-09-13  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* config/sparc/predicates.md (input_operand): Do not consider TImode
+	constants as 1-instruction integer constants.
+	Use register_or_zero_operand instead of register_operand and tidy up.
+	* config/sparc/sparc.md (movti): New expander.
+	(movti_insn_sp64): New instruction.
+	(movti_insn_sp64_hq): Likewise.
+	(TImode splitters): New splitters.
+	* config/sparc/sparc.c (sparc_expand_move) <TImode>: New case.
+	(sparc_legitimate_address_p): Return 0 for REG+REG in TImode.
+
+	* config/sparc/sparc-protos.h (arith_double_4096_operand): Delete.
+	(arith_4096_operand): Likewise.
+	(zero_operand): Likewise.
+	(fp_zero_operand): Likewise.
+	(reg_or_0_operand): Likewise.
+
+2012-09-13  Jakub Jelinek  <jakub@redhat.com>
+
+	* configure.ac (CXXFLAGS): Remove -O2 when not bootstrapping.
+	* configure: Regenerated.
+
+2012-08-13  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (prefetch): Do not assert mode of operand 0.
+	(*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
+	Rename to ...
+	(*prefetch_sse): ... this.
+	(*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
+	Rename to ...
+	(*prefetch_3dnow): ... this.
+
+2012-09-13  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* ipa-pure-const.c (state_from_flags, local_pure_const): Use
+	current_function_name instead of lang_hooks.decl_printable_name.
+
+	* function.h (fndecl_name): New prototype.
+	* function.c (fndecl_name): New function.
+	* vecir.h (cgraph_node_p): New standard IR VEC type.
+	* trans-mem.c (cgraph_node_p): No need anymore to define it here.
+	* ipa-utils.h (ipa_get_nodes_in_cycle): New prototype.
+	* ipa-utils.c (ipa_get_nodes_in_cycle): New function.
+	* ipa-reference.c: Don't include langhooks.h, and certainly not twice.
+	Fix many formatting issues (long lines, short lines, spacing, etc.).
+	(get_static_name): Use fndecl_name.
+	(dump_static_vars_set_to_file): New function split out from propagate.
+	(union_static_var_sets): New function, union two sets and collapse
+	to all_module_statics as quickly as possible.
+	(intersect_static_var_sets): New function, similar to above.
+	(copy_static_var_set): Renamed from copy_global_bitmap and rewritten
+	to allocate a copy on the same bitmap_obstack as the source set.
+	(propagate_bits): Simplify, and clarify by using union_static_var_sets.
+	(generate_summary): Remove bm_temp.  Print UID of promotable globals.
+	(read_write_all_from_decl): Use pass-by-reference, bless C++.
+	(get_read_write_all_from_node): New function, split out from propagate.
+	(propagate): Simplify and clarify with helper functions.  Use
+	ipa_get_nodes_in_cycle to walk all nodes in a reduced node.
+	(ipa_reference_read_optimization_summary): Use fndecl_name instead of
+	lang_hooks.decl_printable_name.
+
+	* rtl.h (print_rtl_single_with_indent): New prototype.
+	* print-rtl.c (print_rtl_single_with_indent): New function.
+	* cfghooks.h (empty_block_p, split_block_before_cond_jump): New hooks.
+	* cfghooks.c (empty_block_p, split_block_before_cond_jump): Implement.
+	* cfgrtl.c (rtl_block_empty_p, rtl_split_block_before_cond_jump):
+	Implement RTL specific hooks.
+	(rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Register the new hooks.
+	* tree-cfg.c (gimple_empty_block_p,
+	gimple_split_block_before_cond_jump): Implement GIMPLE specific hooks.
+	(gimple_cfg_hooks): Register the new hooks.
+	* tree-ssa-phiopt.c (empty_block_p): Remove in favor of new hook.
+
+2012-09-13  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-sccvn.h (enum vn_kind): New.
+	(vn_get_stmt_kind): Likewise.
+	* tree-ssa-sccvn.c (vn_get_stmt_kind): New function, adjust
+	ADDR_EXPR handling.
+	(visit_use): Use it.
+	* tree-ssa-pre.c (compute_avail): Likewise, simplify further.
+
+2012-09-13  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
+
+	* config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
+	for targets bdver1, bdver2, btver1 and btver2.
+
+2012-09-13  Christophe Lyon  <christophe.lyon@linaro.org>
+	    Richard Earnshaw  <rearnsha@arm.com>
+
+	* config/arm/arm.md (arm_rev): Factorize thumb1, thumb2 and arm
+	variants for rev instruction..
+	(thumb1_rev): Delete pattern.
+	(arm_revsh): New pattern to support builtin_bswap16.
+	(arm_rev16, bswaphi2): Likewise.
+
+2012-09-12  Teresa Johnson  <tejohnson@google.com>
+
+	PR gcov-profile/54487
+	* configure.ac (HOST_HAS_F_SETLKW): Set based on compile
+	test using F_SETLKW with fcntl.
+	* configure, config.in: Regenerate.
+
+2012-09-12  Jan Hubicka  <jh@suse.cz>
+
+	PR fortran/48636
+	* ipa-inline-analysis.c (dump_inline_hints): Dump loop stride.
+	(set_hint_predicate): New function.
+	(reset_inline_summary): Reset loop stride.
+	(remap_predicate_after_duplication): New function.
+	(remap_hint_predicate_after_duplication): New function.
+	(inline_node_duplication_hook): Update.
+	(dump_inline_summary): Dump stride summaries.
+	(estimate_function_body_sizes): Compute strides.
+	(remap_hint_predicate): New function.
+	(inline_merge_summary): Use it.
+	(inline_read_section): Read stride.
+	(inline_write_summary): Write stride.
+	* ipa-inline.c (want_inline_small_function_p): Handle strides.
+	(edge_badness): Likewise.
+	* ipa-inline.h (inline_hints_vals): Add stride hint.
+	(inline_summary): Update stride.
+
+2012-09-12  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (x86_prefetch_sse): Change to unsigned char.
+	* config/i386/i386.h (x86_prefetch_sse): Ditto.
+
+2012-09-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/54445
+	* config/i386/predicates.md (x86_64_immediate_operand): Allow
+	negative offset for UNSPEC_DTPOFF/UNSPEC_NTPOFF.
+
+2012-09-12  Jan Hubicka  <jh@suse.cz>
+
+	* common.opt (flto-partition): Add "max".
+	* invoke.texi (flto-partition): Document "max"
+
+2012-09-12  Ganesh Gopalasubramanian  <Ganesh.Gopalasubramanian@amd.com>
+
+	* config/i386/i386.md : Comments on fma4 instruction selection
+	reflect requirement on register pressure based cost model.
+
+	* config/i386/driver-i386.c (host_detect_local_cpu): fma4
+	flag is set-reset as informed by the cpuid flag.
+
+	* config/i386/i386.c (processor_alias_table): fma4
+	flag is enabled for bdver2.
+
+2012-09-12  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54489
+	* tree-ssa-pre.c: Include domwalk.h.
+	(in_fre): Remove.
+	(sccvn_valnum_from_value_id): New function.
+	(debug_bitmap_sets_for): Simplify.
+	(get_representative_for): Properly initialize the SCCVN valnum.
+	(create_expression_by_pieces): Likewise.
+	(insert_into_preds_of_block): Likewise.
+	(can_PRE_operation): Remove.
+	(make_values_for_phi): Simplify.
+	(compute_avail): Likewise.
+	(do_SCCVN_insertion): Remove.
+	(eliminate_avail, eliminate_push_avail, eliminate_insert):
+	New functions.
+	(eliminate): Split and perform a domwalk.
+	(eliminate_bb): Former eliminate part that is now dom-enter.
+	(eliminate_leave_block): New function.
+	(fini_eliminate): Likewise.
+	(init_pre): Simplify.
+	(fini_pre): Likewise.
+	(execute_pre): Fold into do_pre and do_fre.
+	(do_pre): Consume execute_pre.
+	(do_fre): Likewise.
+	* Makefile.in (tree-ssa-pre.o): Add domwalk.h dependency.
+
+2012-09-12  Diego Novillo  <dnovillo@google.com>
+
+	* vec.h: Remove compatibility notes for previous distinction
+	between vectors of objects and vectors of pointers.
+
+2012-09-12  Christian Bruel  <christian.bruel@st.com>
+
+	* config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
+
+2012-09-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* rtl.h (FFS, FLOAT, ABS, PC): Don't undef.
+	* system.h (FFS, FLOAT, ABS, PC): Undef.
+
+2012-09-12  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/54553
+	* common.opt (finline): Mark with Optimization.
+
+2012-09-12  Jakub Jelinek  <jakub@redhat.com>
+
+	* config.gcc: Obsolete picochip-*.
+
+2012-09-12  Nathan Froyd  <froydnj@gcc.gnu.org>
+	    Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.h (MMIX_REG_OK_STRICT): Delete.
+	(REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P): Delete.
+	(CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
+	* config/mmix/mmix-protos.h (mmix_intval): Declare.
+	(mmix_const_ok_for_letter_p, mmix_extra_constraint): Delete.
+	(mmix_const_double_ok_for_letter_p): Delete.
+	* config/mmix/constraints.md: New file.
+	* config/mmix/mmix.md: Include it.
+	(iordi3): Fix typo; use "I" instead of undefined "H" constraint.
+	("*call_real"): Update comment about not using the "p" constraint.
+	* config/mmix/predicates.md (mmix_reg_or_8bit_operand): Use
+	satisfies_constraint_I.
+	(mmix_address_operand): New predicate.
+	(mmix_symbolic_or_address_operand): Use it instead of address_operand.
+	* config/mmix/mmix.c: #include tm-constrs.h.
+	(mmix_intval): Delete declaration.  Make non-static.
+	(mmix_const_ok_for_letter_p, mmix_extra_constraint): Delete.
+	(mmix_const_double_ok_for_letter_p): Delete.
+	(mmix_legitimate_address_p): Use satisfies_constraint_I.
+	(mmix_print_operand_address): Likewise.
+	(mmix_emit_sp_add): Adjust to use insn_const_int_ok_for_constraint
+	when matching "L" constraint.
+
+2012-09-11  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* tree.h (expand_case): Move prototype ...
+	* expr.h (expand_case): ...here.
+	(expand_sjlj_dispatch_table): New prototype.
+	* stmt.c: Include pointer-set.h instead of bitmap.h.
+	(expand_case): Use a pointer set instead of a bitmap for
+	already-seen labels.  Fold label values here.
+	(add_case_node): Don't fold label values here.
+	(expand_sjlj_dispatch_table): New function.
+	* except.c (sjlj_emit_dispatch_table): Use it.
+
+2012-09-11  Marc Glisse  <marc.glisse@inria.fr>
+
+	* tree-ssa-forwprop.c (simplify_vector_constructor): New function.
+	(ssa_forward_propagate_and_combine): Call it.
+
+2012-09-11  Diego Novillo  <dnovillo@google.com>
+
+	* var-tracking.c (vt_add_function_parameter): Adjust for VEC changes.
+
+2012-09-11  Dominique Dhumieres  <dominiq@lps.ens.fr>
+
+	* config/darwin.c (darwin_asm_named_section): Adjust for VEC changes.
+	(darwin_asm_dwarf_section): Likewise.
+
+2012-09-11  Martin Jambor  <mjambor@suse.cz>
+
+	* dwarf2out.c (dwarf2out_abstract_function): Do not change cfun.
+	(premark_used_types): New parameter fun, use it instead of cfun.
+	(gen_subprogram_die): Use DECL_STRUCT_FUNCTION (decl) instead of cfun,
+	also pass it to premark_used_types.
+
+2012-09-11  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
+
+	* doc/sourcebuild.texi (arm_neon_v2_ok): Adjust command line.
+
+2012-09-11  Tobias Burnus  <burnus@net-b.de>
+
+	* doc/sourcebuild.texi (arm_neon_v2_ok): Fix @anchor.
+
+2012-09-11  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
+	    Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
+
+	* config/arm/neon.md (fma<VCVTF:mode>4): New pattern.
+	(*fmsub<VCVTF:mode>4): Likewise.
+	* doc/sourcebuild.texi (arm_neon_v2_ok, arm_neon_v2_hw):  Document it.
+
+2012-09-11  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR middle-end/54149
+	* tree-ssa-loop-im.c (execute_sm_if_changed_flag_set): Only set
+	flag for writes.
+
+2012-09-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	PR tree-optimization/55492
+	* doc/invoke.texi (max-slsr-cand-scan): New description.
+	* gimple-ssa-strength-reduction.c (find_basis_for_candidate): Limit
+	the time spent searching for a basis.
+	* params.def (PARAM_MAX_SLSR_CANDIDATE_SCAN): New param.
+
+2012-09-11  Richard Guenther  <rguenther@suse.de>
+
+	* gimple.h (gimple_register_type): Remove.
+	(print_gimple_types_stats): Adjust prototype.
+	* lto-streamer.h (print_lto_report): Likewise.
+	* lto-streamer.c (print_lto_report): Adjust.
+	* gimple.c (gimple_types, type_hash_cache, enum gtc_mode,
+	struct type_pair_d, lookup_type_pair, struct sccs,
+	next_dfs_num, gtc_next_dfs_num, struct gimple_type_leader_entry_s,
+	gimple_type_leader, gimple_lookup_type_leader, compare_type_names_p,
+	gtc_visit, gimple_types_compatible_p_1, gimple_types_compatible_p,
+	visit, iterative_hash_name, struct type_hash_pair,
+	type_hash_pair_compare, iterative_hash_gimple_type, gimple_type_hash,
+	gimple_type_eq, gimple_register_type_1, gimple_register_type):
+	Move to lto/lto.c.
+	(print_gimple_types_stats): Adjust.
+	(free_gimple_type_tables): Likewise.
+
+2012-09-11  Richard Guenther  <rguenther@suse.de>
+
+	* graphite-scop-detection.c (move_sd_regions): Adjust for VEC changes.
+	(scopdet_basic_block_info): Likewise.
+	(build_scops_1): Likewise.
+	(limit_scops): Likewise.
+
+2012-09-11  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/54515
+	* gimple.c (get_base_address): Do not return NULL_TREE apart
+	from for WITH_SIZE_EXPR.
+	* gimple-fold.c (canonicalize_constructor_val): Do not call
+	get_base_address when not necessary.
+
+2012-09-10  Andrew Pinski  <apinski@cavium.com>
+
+	PR tree-opt/54362
+	* trans-mem.c (thread_private_new_memory): Handle COND_EXPR also.
+
+2012-09-10  Maxim Kuvyrkov  <maxim@codesourcery.com>
+
+	* config/m68k/m68k.c (m68k_sched_dfa_post_advance_cycle): Support
+	starting scheduling from a pre-existing state.
+
+2012-09-10  Diego Novillo  <dnovillo@google.com>
+
+	* vec.h (vec_t::quick_push): Remove overload that accepts 'T *'.
+	Update all users.
+	(vec_t::safe_push): Likewise.
+	(vec_t::quick_insert): Likewise.
+	(vec_t::lower_bound): Likewise.
+	(vec_t::safe_insert): Likewise.
+	(vec_t::replace): Change second argument to 'T &'.
+
+2012-09-10  Maciej W. Rozycki  <macro@codesourcery.com>
+
+	* config/rs6000/rs6000.md: Move a splitter next to its insn.
+
+2012-09-10  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54089
+	* config/sh/sh.h (SH_DYNAMIC_SHIFT_COST): Set always to 1 if
+	dynamic shifts are available.
+	(SHIFT_COUNT_TRUNCATED): Always define to 0.  Correct comment.
+	* config/sh/sh.c (ashl_lshr_seq, ext_ashl_lshr_seq): Add comments.
+	* config/sh/predicates.md (shift_count_operand): Allow
+	arith_reg_operand even if TARGET_DYNSHIFT is false.
+	* config/sh/sh.md (ashlsi3, lshrsi3): Expand library call patterns
+	if needed.
+	(ashlsi3_d_call, lshrsi3_d_call): New insns.
+
+2012-09-10  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* ira.c (setup_pressure_classes): Handle synonymous classes.
+
+2012-09-10  Marc Glisse  <marc.glisse@inria.fr>
+
+	* tree-ssa-forwprop.c (simplify_bitfield_ref): New function.
+	(ssa_forward_propagate_and_combine): Call it.
+
+2012-09-10  Steve Ellcey  <sellcey@mips.com>
+
+	* config.gcc: Add mips*-mti-linux* target
+	Handle with_synci like other options.
+	* config/mips/gnu-user64.h (LINUX64_DRIVER_SELF_SPECS): New.
+	(DRIVER_SELF_SPECS): Define in terms of LINUX64_DRIVER_SELF_SPECS.
+	* config/mips/mips.h (MIPS_ISA_SYNCI_SPEC): New.
+	* config/mips/mti-linux.h: New file.
+	* config/mips/t-mti-linux: New file.
+
+2012-09-10  Marc Glisse  <marc.glisse@inria.fr>
+
+	* tree-ssa-forwprop.c (simplify_permutation): Handle CONSTRUCTOR.
+
+2012-09-10  Martin Jambor  <mjambor@suse.cz>
+
+	* params.def (PARAM_IPA_MAX_AGG_ITEMS): New parameter.
+	* ipa-prop.c: Include params.h.
+	(IPA_MAX_AFF_JF_ITEMS): Removed.
+	(determine_known_aggregate_parts): Use param value of
+	PARAM_IPA_MAX_AGG_ITEMS instead of IPA_MAX_AFF_JF_ITEMS.
+	* Makefile.in (ipa-prop.o): Add PARAMS_H dependency.
+
+2012-09-10  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54520
+	* tree-ssa-threadupdate.c (def_split_header_continue_p):
+	Properly consider sub-loops.
+
+2012-09-10  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/predicates.md (small_symbolic_operand): Disallow
+	large offsets.
+
+2012-09-10  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/54536
+	* config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
+
+2012-09-10  Jan Hubicka  <jh@suse.cz>
+
+	* lto-cgraph.c (compute_ltrans_boundary): Do not care about aliases.
+	* symtab.c (symtab_make_decl_local): Remove user defined visibility
+	when making symbol local.
+
+2012-09-09  Mark Kettenis  <kettenis@gnu.org>
+
+	* config/openbsd-stdint.h (INTMAX_TYPE, UINTMAX_TYPE): Define.
+
+2012-09-09  Jan Hubicka  <jh@suse.cz>
+
+	* passes.c (ipa_write_summaries_1): Set state;
+	do not call compute_ltrans_boundary.
+	(ipa_write_optimization_summaries): Likewise.
+	(ipa_write_summaries): compute_ltrans_boundary here.
+	* lto-streamer.h (lto_symtab_encoder_d): NODES are allocated in heap.
+	(compute_ltrans_boundary): Update prototype.
+
+2012-09-09  Ulrich Drepper  <drepper@gmail.com>
+
+	* config/i386/cpuid.h: Define signature_*_e[bcd]x macros for
+	matching results of level 0 calls to __cpuid to processor
+	manufacturers.
+	* config/i386/driver-i386.c (vendor_signatures): Removed.
+	(processor_signatures): Removed.
+	(host_detect_local_cpu): Replace uses of now-removed SIG_*
+	constants with the new signature_*_ebx constants.
+
+2012-09-08  Jan Hubicka  <jh@suse.cz>
+
+	Replace cgraph_node_set and varpool_node_set by symtab_node_encoder
+	in partitioning.
+	* tree-pass.h (cgraph_node_set_def, varpool_node_set_def): Remove
+	forward declaration.
+	(lto_symtab_encoder_d): Forward declare.
+	(ipa_write_optimization_summaries): Update.
+	* lto-cgraph.c (lto_symtab_encoder_new): Do not initialize
+	body, initializer and in_partition.
+	(lto_symtab_encoder_delete): Update.
+	(lto_symtab_encoder_encode): Update.
+	(lto_symtab_encoder_lookup): Move inline.
+	(lto_symtab_encoder_delete_node): New function.
+	(lto_symtab_encoder_encode_body_p, lto_set_symtab_encoder_encode_body,
+	lto_symtab_encoder_encode_initializer_p,
+	lto_set_symtab_encoder_encode_initializer,
+	lto_symtab_encoder_in_partition_p,
+	lto_symtab_encoder_in_partition_p): Update.
+	(compute_ltrans_boundary): Take encoder as an input.
+	* passes.c (ipa_write_summaries_1): Update.
+	(ipa_write_summaries_1): Update.
+	(ipa_write_summaries): Update.
+	(ipa_write_optimization_summaries): Update.
+	* lto-streamer.c (print_lto_report): Report number of cgraph nodes.
+	* lto-streamer.h (lto_stats_d): Replace num_output_cgraph_nodes by
+	num_output_symtab_nodes.
+	(lto_encoder_entry): New structure.
+	(struct lto_symtab_encoder_d): Reorg.
+	(lto_symtab_encoder_delete_node): Declare.
+	(lto_symtab_encoder_lookup): Bring inline.
+	(compute_ltrans_boundary): Update.
+	(lto_symtab_encoder_size): Update.
+	(lsei_node, lsei_cgraph_node, lsei_varpool_node): Update.
+	(lto_symtab_encoder_deref): Update.
+
+2012-09-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	* config/pa/pa.c (hppa_rtx_costs): Update costs for large
+	integer modes.
+
+2012-09-08  Andi Kleen  <ak@linux.intel.com>
+
+	* lto/lto.c (do_whole_program_analysis): Fix last broken patch.
+
+2012-09-08  Andi Kleen  <ak@linux.intel.com>
+
+	* common.opt (-fmem-report-wpa): Add
+	* doc/invoke.texi (-fmem-report-wpa): Document.
+	* lto/lto.c (do_whole_program_analysis): Run mem_report
+	when mem_report_wpa is set.
+
+2012-09-07  Anthony Green  <green@moxielogic.com>
+
+	* config/moxie/moxie.c (moxie_expand_prologue): Optimize prologue
+	for functions with large static stack requirements.
+	(moxie_expand_epilogue): Use $r12 instead of $r5 for pulling saved
+	values off of the stack.
+
+2012-09-07  Nick Clifton  <nickc@redhat.com>
+
+	* config/v850/v850.h (DBX_DEBUGGING_INFO): Define.
+	(ASM_GENERATE_INTERNAL_LABEL): Define if not already provided.
+	* config/v850/v850.c (compute_register_save_size): Always include
+	the link pointer.
+	(increment_stack): New function - emits insns to increment or
+	decrement the stack pointer.
+	(expand_prologue, expand_epilogue): Use it.
+	(expand_prologue): Set the function stack size, if requested.
+	(v850_debug_unwind_info): New function.
+	(TARGET_DEBUG_UNWIND_INFO): Define.
+
+2012-09-07  Richard Earnshaw  <rearnsha@arm.com>
+
+	PR tree-ssa/54295
+	* tree-ssa-math-opts.c (widening_mult_conversion_strippable_p):
+	Sign-extension of a zero-extended value can be simplified to
+	just zero-extension.
+
+2012-09-07  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/53667
+	* tree-ssa-structalias.c (handle_rhs_call): Properly clobber
+	EAF_NOESCAPED arguments.  Transitively close non-EAF_DIRECT
+	arguments separately.
+
+2012-09-07  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* bitmap.c (bitmap_last_set_bit): Rewrite to return the correct bit.
+
+	* graphite.c (print_global_statistics): Use EDGE_COUNT instead
+	of VEC_length.
+	(print_graphite_scop_statistics): Likewise.
+	* graphite-scop-detection.c (get_bb_type): Use single_succ_p.
+	(print_graphite_scop_statistics): Use EDGE_COUNT, not VEC_length.
+	(canonicalize_loop_closed_ssa): Use single_pred_p.
+
+	* alias.c (reg_seen): Make this an sbitmap.
+	(record_set, init_alias_analysis): Update.
+
+	* tree-ssa-coalesce.c (ssa_conflicts_dump): Fix dumping.
+
+2012-09-07  Tom de Vries  <tom@codesourcery.com>
+
+	PR tree-optimization/53986
+	* tree-vrp.c (extract_range_from_multiplicative_op_1): Allow
+	LSHIFT_EXPR.
+	(extract_range_from_binary_expr_1): Handle LSHIFT with constant
+	range as shift amount.
+
+2012-09-07  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* config/rs6000/aix43.h (RS6000_CALL_GLUE): Delete.
+	* config/rs6000/aix51.h (RS6000_CALL_GLUE): Delete.
+	* config/rs6000/aix52.h (RS6000_CALL_GLUE): Delete.
+	* config/rs6000/aix53.h (RS6000_CALL_GLUE): Delete.
+	* config/rs6000/aix61.h (RS6000_CALL_GLUE): Delete.
+	* config/rs6000/freebsd64.h (RS6000_CALL_GLUE): Delete.
+	* config/rs6000/linux64.h (RS6000_CALL_GLUE): Delete.
+	* config/rs6000/rs6000.c (print_operand) ['.']: Delete.
+	* config/rs6000/rs6000.h (RS6000_CALL_GLUE): Delete.
+	* config/rs6000/rs6000.md (tls_gd_aix<TLSmode:tls_abi_suffix>):
+	Replace %. with nop.
+	(tls_gd_call_aix<TLSmode:tls_abi_suffix>): Ditto.
+	(tls_ld_aix<TLSmode:tls_abi_suffix>): Ditto.
+	(tls_ld_call_aix<TLSmode:tls_abi_suffix>): Ditto.
+	(call_nonlocal_aix32): Ditto.
+	(call_nonlocal_aix64): Ditto.
+	(call_value_nonlocal_aix32): Ditto.
+	(call_value_nonlocal_aix64): Ditto.
+
+2012-09-06  Andi Kleen  <ak@linux.intel.com>
+
+	* doc/invoke.texi (-ffat-lto-objects): Clarify that gcc-ar
+	et.al. should be used.
+
+2012-09-06  Andi Kleen  <ak@linux.intel.com>
+
+	* lto-streamer.h (res_pair): Add.
+	(lto_file_decl_data): Replace resolutions with respairs.
+	Add max_index.
+	* lto/lto.c (lto_resolution_read): Remove max_index.  Add rp.
+	Initialize respairs.
+	(lto_file_finalize): Set up resolutions vector lazily from respairs.
+
+2012-09-06  Lawrence Crowl  <crowl@google.com>
+
+	* double-int.h (double_int::operator &=): New.
+	(double_int::operator ^=): New.
+	(double_int::operator |=): New.
+	(double_int::mul_with_sign): Modify overflow parameter to bool*.
+	(double_int::add_with_sign): New.
+	(double_int::ule): New.
+	(double_int::sle): New.
+	(binary double_int::operator *): Remove parameter name.
+	(binary double_int::operator +): Likewise.
+	(binary double_int::operator -): Likewise.
+	(binary double_int::operator &): Likewise.
+	(double_int::operator |): Likewise.
+	(double_int::operator ^): Likewise.
+	(double_int::and_not): Likewise.
+	(double_int::from_shwi): Tidy formatting.
+	(double_int::from_uhwi): Likewise.
+	(double_int::from_uhwi): Likewise.
+	* double-int.c (double_int::mul_with_sign): Modify overflow parameter
+	to bool*.
+	(double_int::add_with_sign): New.
+	(double_int::ule): New.
+	(double_int::sle): New.
+	* builtins.c: Modify to use the new double_int interface.
+	* cgraph.c: Likewise.
+	* combine.c: Likewise.
+	* dwarf2out.c: Likewise.
+	* emit-rtl.c: Likewise.
+	* expmed.c: Likewise.
+	* expr.c: Likewise.
+	* fixed-value.c: Likewise.
+	* fold-const.c: Likewise.
+	* gimple-fold.c: Likewise.
+	* gimple-ssa-strength-reduction.c: Likewise.
+	* gimplify-rtx.c: Likewise.
+	* ipa-prop.c: Likewise.
+	* loop-iv.c: Likewise.
+	* optabs.c: Likewise.
+	* stor-layout.c: Likewise.
+	* tree-affine.c: Likewise.
+	* tree-cfg.c: Likewise.
+	* tree-dfa.c: Likewise.
+	* tree-flow-inline.h: Likewise.
+	* tree-object-size.c: Likewise.
+	* tree-predcom.c: Likewise.
+	* tree-pretty-print.c: Likewise.
+	* tree-sra.c: Likewise.
+	* tree-ssa-address.c: Likewise.
+	* tree-ssa-alias.c: Likewise.
+	* tree-ssa-ccp.c: Likewise.
+	* tree-ssa-forwprop.c: Likewise.
+	* tree-ssa-loop-ivopts.c: Likewise.
+	* tree-ssa-loop-niter.c: Likewise.
+	* tree-ssa-phiopt.c: Likewise.
+	* tree-ssa-pre.c: Likewise.
+	* tree-ssa-sccvn: Likewise.
+	* tree-ssa-structalias.c: Likewise.
+	* tree-ssa.c: Likewise.
+	* tree-switch-conversion.c: Likewise.
+	* tree-vect-loop-manip.c: Likewise.
+	* tree-vrp.c: Likewise.
+	* tree.h: Likewise.
+	* tree.c: Likewise.
+	* varasm.c: Likewise.
+
+2012-09-06  Uros Bizjak  <ubizjak@gmail.com>
+
+	* configure.ac (hle prefixes): Remove .code64 directive.
+	* configure: Regenerated.
+
+2012-09-06  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	* config/arm/arm.c: Use CONST_INT_P, CONST_DOUBLE_P, REG_P, MEM_P,
+	LABEL_P, JUMP_P, CALL_P, NOTE_P, BARRIER_P consistently.
+	* config/arm/arm.h: Use REG_P, MEM_P consistently.
+	* config/arm/arm.md: Use CONST_INT_P, REG_P, MEM_P, CONST_DOUBLE_P
+	consistently.
+	* config/arm/neon.md: Use REG_P consistently.
+	* config/arm/predicates.md: Use CONST_INT_P, REG_P, MEM_P consistently.
+	* config/arm/thumb2.md: Use CONST_INT_P, REG_P consistently.
+	* config/arm/vec-common.md: Use REG_P consistently.
+
+2012-09-06  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54498
+	* tree-ssa-alias.h (get_continuation_for_phi): Add flag to
+	abort when reaching an already visited region.
+	* tree-ssa-alias.c (maybe_skip_until): Likewise.  And do it.
+	(get_continuation_for_phi_1): Likewise.
+	(walk_non_aliased_vuses): When we translated the reference,
+	abort when we re-visit a region.
+	* tree-ssa-pre.c (translate_vuse_through_block): Adjust.
+
+2012-09-06  David Edelsohn  <dje.gcc@gmail.com>
+
+	* config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Add TLS
+	section.
+	* config/rs6000/rs6000.c (rs6000_debug_address_cost): Add new
+	arguments to TARGET_ADDRESS_COST call.
+
+2012-09-06  Richard Guenther  <rguenther@suse.de>
+
+	* tree.h (MOVE_NONTEMPORAL): Remove.
+	* tree-pretty-print.c (dump_generic_node): Remove
+	MOVE_NONTEMPORAL handling.
+	* expr.c (expand_expr_real_1): Likewise.
+
+2012-09-06  Richard Guenther  <rguenther@suse.de>
+
+	* passes.c (execute_function_todo): Call compute_may_aliases
+	only if flag_tree_pta is set.
+
+2012-09-06  Andrew Pinski  <apinski@cavium.com>
+
+	PR tree-opt/54494
+	* tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
+
+2012-09-06  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/54455
+	* sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
+	bb ends up with asm goto referencing bb's label.
+
+2012-09-06  Chen Liqin  <liqin.gcc@gmail.com>
+
+	* config/score/score.c: Remove TARGET_LEGITIMIZE_ADDRESS define and
+	score_legitimize_address function, use compiler default code instead.
+
+2012-09-05  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-inline.c (want_inline_small_function_p): Use
+	INLINE_HINT_loop_iterations hint.
+
+2012-09-05  Andrew Pinski  <apinski@cavium.com>
+
+	* optabs.c (emit_conditional_add): Correct comment about the arguments.
+	Remove code which might swap op2 and op3 since they cannot be swapped.
+	* doc/md.texi (add@var{mode}cc): Fix document about how the arguments
+	are used.
+
+2012-09-05  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* hooks.c (hook_int_rtx_mode_as_bool_0): New function.
+	* hooks.h (hook_int_rtx_mode_as_bool_0): Declare it.
+	* output.h (default_address_cost): Add machine_mode and address space
+	arguments.
+	* target.def (address_cost): Likewise.
+	* rtlanal.c (address_cost): Pass mode and address space to target hook.
+	(default_address_cost): Add unnamed machine_mode and address space
+	arguments.
+	* doc/tm.texi: Regenerate.
+	* config/alpha/alpha.c (TARGET_ADDRESS_COST): Use
+	hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
+	* config/arm/arm.c (arm_address_cost): Add machine_mode and address
+	space arguments.
+	* config/avr/avr.c (avr_address_cost): Likewise.
+	* config/bfin/bfin.c (bfin_address_cost): Likewise.
+	* config/cr16/cr16.c (cr16_address_cost): Likewise.
+	* config/cris/cris.c (cris_address_cost): Likewise.
+	* config/epiphany/epiphany.c (epiphany_address_cost): Likewise.
+	* config/i386/i386.c (ix86_address_cost): Likewise.
+	* config/ia64/ia64.c (TARGET_ADDRESS_COST): Use
+	hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
+	* config/iq2000/iq2000.c (iq2000_address_cost): Add machine_mode and
+	address space arguments.  Pass them on in recursive invocation.
+	* config/lm32/lm32.c (TARGET_ADDRESS_COST): Use
+	hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
+	* config/m32c/m32c.c (m32c_address_cost): Add machine_mode and address
+	space arguments.
+	* config/m32r/m32r.c (TARGET_ADDRESS_COST): Use
+	hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
+	* config/mcore/mcore.c (TARGET_ADDRESS_COST): Likewise.
+	* config/mep/mep.c (mep_address_cost): Add machine_mode and address
+	space arguments.
+	* config/microblaze/microblaze.c (microblaze_address_cost): Likewise.
+	* config/mips/mips.c (mips_address_cost): Likewise.
+	* config/mmix/mmix.c (TARGET_ADDRESS_COST): Use
+	hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
+	* config/mn10300/mn10300.c (mn10300_address_cost): Add machine_mode and
+	address space arguments.
+	(mn10300_rtx_costs): Pass GET_MODE (x) and MEM_ADDR_SPACE (x) to
+	mn10300_address_cost.
+	* config/pa/pa.c (hppa_address_cost): Add machine_mode and address
+	space arguments.
+	* config/rs6000/rs6000.c (rs6000_debug_address_cost): Likewise.
+	(TARGET_ADDRESS_COST): Use hook_int_rtx_mode_as_bool_0 instead of
+	hook_int_rtx_bool_0.
+	* config/rx/rx.c (rx_address_cost): Add machine_mode and address
+	space arguments.
+	* config/s390/s390.c (s390_address_cost): Likewise.
+	* config/score/score-protos.h (score_address_cost): Likewise.
+	* config/score/score.c (score_address_cost): Likewise.
+	* config/sh/sh.c (sh_address_cost): Likewise.
+	* config/sparc/sparc.c (TARGET_ADDRESS_COST): Use
+	hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
+	* config/spu/spu.c (TARGET_ADDRESS_COST): Likewise.
+	* config/stormy16/stormy16.c (xstormy16_address_cost): Add machine_mode
+	and address space arguments.
+	* config/v850/v850.c (TARGET_ADDRESS_COST): Use
+	hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
+	* config/vax/vax.c (vax_address_cost): Add machine_mode and address
+	space arguments.
+	* config/xtensa/xtensa (TARGET_ADDRESS_COST): Use
+	hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
+
+2012-09-05  Diego Novillo  <dnovillo@google.com>
+
+	PR bootstrap/54484
+	* vec.h (vec_t::lower_bound): Fix spelling of LESSTHAN argument.
+
+2012-09-05  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/54486
+	* builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
+	build_int_cst with size_type_node instead of size_int.
+
+2012-09-05  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/sse.md (<sse4_1>_blendv<ssemodesuffix><avxsizesuffix>):
+	Use register_operand instead of reg_not_xmm0_operand{,_maybe_avx}.
+	Use nonimmediate_operand instead of
+	nonimm_not_xmm0_operand{,_maybe_avx}.
+	(<sse4_1_avx2>_pblendvb): Ditto.
+	(sse4_2_pcmpestr): Ditto.
+	(*sse4_2_pcmpestr_unaligned): Ditto.
+	(sse4_2_pcmpistr): Ditto.
+	(*sse4_2_pcmpistr_unaligned): Ditto.
+	* config/i386/predicates.md (reg_not_xmm0_operand): Remove predicate.
+	(nonimm_not_xmm0_operand): Ditto.
+	(nonimm_not_xmm0_operand_maybe_avx): Ditto.
+	(nonimm_not_xmm0_operand_maybe_avx): Ditto.
+	* config/i386/i386.md (rdpmc): Do not force operand 1 into ecx.
+
+2012-09-05  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* bb-reorder.c: Clarify a few points in the head comment and fix
+	long lines in other comments.
+	(find_traces): Fix long line.
+	(find_traces_1_round): Likewise.
+	(better_edge_p): Likewise.
+	(connect_traces): Likewise.
+	(duplicate_computed_gotos): Likewise.
+	(find_rarely_executed_basic_blocks_and_cr): Remove trailing spaces.
+	(fix_up_fall_thru_edges): Fix formatting.
+
+2012-09-05  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/46590
+	* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Do not
+	update SSA form here.
+	(canonicalize_induction_variables): Assert we do not need to
+	update SSA form.
+	(tree_unroll_loops_completely): Update SSA form here.
+	* tree-ssa-loop-manip.c (gimple_duplicate_loop_to_header_edge):
+	Do not verify loop-closed SSA form if SSA form is not up-to-date.
+
+2012-09-05  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/54461
+	* config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
+	not configured --with-avrlibc=no.
+	(tm_defines,target=avr-*-*): Add WITH_AVRLIBC if not configured
+	--with-avrlibc=no.
+	* config/avr/avrlibc.h: New file.
+	* config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
+	not configured --with-avrlibc=no.
+	* doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
+
+2012-09-04  Teresa Johnson  <tejohnson@google.com>
+
+	* gcov-io.c (gcov_write_summary): Write out non-zero histogram
+	entries to function summary along with an occupancy bit vector.
+	(gcov_read_summary): Read in the histogram entries.
+	(gcov_histo_index): New function.
+	(void gcov_histogram_merge): Ditto.
+	* gcov-io.h (gcov_type_unsigned): New type.
+	(struct gcov_bucket_type): Ditto.
+	(struct gcov_ctr_summary): Include histogram.
+	(GCOV_TAG_SUMMARY_LENGTH): Update to include histogram entries.
+	(GCOV_HISTOGRAM_SIZE): New macro.
+	(GCOV_HISTOGRAM_BITVECTOR_SIZE): Ditto.
+	* profile.c (NUM_GCOV_WORKING_SETS): Ditto.
+	(gcov_working_sets): New global variable.
+	(compute_working_sets): New function.
+	(find_working_set): Ditto.
+	(get_exec_counts): Invoke compute_working_sets.
+	* coverage.c (read_counts_file): Merge histograms, and
+	fix bug with accessing summary info for non-summable counters.
+	* basic-block.h (gcov_type_unsigned): New type.
+	(struct gcov_working_set_info): Ditto.
+	(find_working_set): Declare.
+	* gcov-dump.c (tag_summary): Dump out histogram.
+
+2012-09-04  Diego Novillo  <dnovillo@google.com>
+
+	PR bootstrap/54484
+	* vec.h (vec_t::embedded_init): Move default argument value
+	to function declaration.
+
+2012-09-04  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* bb-reorder.c (gate_handle_reorder_blocks): Move around.
+	(rest_of_handle_reorder_blocks): Likewise.
+	(pass_reorder_blocks): Likewise.
+	(gate_handle_partition_blocks): Likewise.
+
+2012-09-04  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR rtl-optimization/54456
+	* sched-rgn.c (gate_handle_sched): Return 1 only if optimize > 0.
+
+2012-09-04  Diego Novillo  <dnovillo@google.com>
+
+	PR bootstrap/54478
+	* vec.h (vec_t::alloc): Remove explicit type specification
+	in call to reserve.
+	(vec_t::copy): Likewise.
+	(vec_t::reserve): Likewise.
+	(vec_t::reserve_exact): Likewise.
+	(vec_t::safe_splice): Likewise.
+	(vec_t::safe_push): Likewise.
+	(vec_t::safe_grow): Likewise.
+	(vec_t::safe_grow_cleared): Likewise.
+	(vec_t::safe_insert): Likewise.
+
+2012-09-04  Richard Henderson  <rth@redhat.com>
+
+	* alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
+
+2012-09-04  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-pre.c (value_expressions): Make it a vector of
+	bitmaps containing expression IDs.
+	(add_to_value): Adjust.
+	(sorted_array_from_bitmap_set): Likewise.
+	(bitmap_set_replace_value): Likewise.
+	(print_value_expressions): Likewise.
+	(get_constant_for_value_id): Likewise.
+	(get_representative_for): Likewise.
+	(phi_translate_1): Likewise.
+	(bitmap_find_leader): Likewise.
+	(find_or_generate_expression): Likewise.
+	(do_regular_insertion): Likewise.
+	(init_pre): Likewise.
+	(fini_pre): Likewise.
+
+2012-09-04  Diego Novillo  <dnovillo@google.com>
+
+	PR bootstrap/54479
+	* vec.h (vec_t::copy): Add cast in call to reserve_exact.
+
+2012-09-04  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-pre.c (add_to_exp_gen): Adjust.
+	(make_values_for_phi): Do not add to PHI_GEN for FRE.
+	(compute_avail): Stop processing after adding all defs to
+	AVAIL_OUT for FRE.
+	(init_pre): Do not allocate not needed bitmap sets for FRE.
+
+2012-09-04  Diego Novillo  <dnovillo@google.com>
+
+	Rewrite VEC_* functions as member functions of vec_t.
+
+	* vec.h: Update documentation.
+	(ALONE_VEC_CHECK_INFO): Define.
+	(ALONE_VEC_CHECK_DECL): Define.
+	(ALONE_VEC_CHECK_PASS): Define.
+	(struct vec_prefix): Rename field NUM to NUM_.
+	Rename field ALLOC to ALLOC_.
+	Update all users.
+	(struct vec_t): Rename field PREFIX to PREFIX_.
+	Rename field VEC to VEC_.
+	Update all users.
+	(vec_t::length): Rename from VEC_length_1.  Update all users.
+	(vec_t::empty): Rename from VEC_empty_1.  Update all users.
+	(vec_t::address): Rename from VEC_address_1.  Update all users.
+	(vec_address): New.
+	(vec_t::last): Rename from VEC_last_1.  Update all users.
+	(vec_t::operator[]): Rename from VEC_index_1.  Update all users.
+	(vec_t::iterate): Rename from VEC_iterate_1.  Update all users.
+	(vec_t::embedded_size): Rename from VEC_embedded_size_1.
+	Update all users.
+	(vec_t::embedded_init): Rename from VEC_embedded_init_1.
+	Update all users.
+	(vec_t::alloc): Rename from VEC_alloc_1.  Update all users.
+	(vec_t::free): Rename from VEC_free_1.  Update all users.
+	(vec_t::copy): Rename from VEC_copy_1.  Update all users.
+	(vec_t::space): Rename from VEC_space_1.  Update all users.
+	(vec_t::reserve): Rename from VEC_reserve_1.  Update all users.
+	(vec_t::reserve_exact): Rename from VEC_reserve_exact_1.
+	Update all users.
+	(vec_t::splice): Rename from VEC_splice_1.  Update all users.
+	(vec_t::safe_splice): Rename from VEC_safe_splice_1.  Update all users.
+	(vec_t::quick_push): Rename from VEC_quick_push_1.  Update all users.
+	(vec_t::safe_push): Rename from VEC_safe_push_1.  Update all users.
+	(vec_t::pop): Rename from VEC_pop_1.  Update all users.
+	(vec_t::truncate): Rename from VEC_truncate_1.  Update all users.
+	(vec_t::safe_grow): Rename from VEC_safe_grow_1.  Update all users.
+	(vec_t::safe_grow_cleared): Rename from VEC_safe_grow_cleared_1.
+	Update all users.
+	(vec_t::replace): Rename from VEC_replace_1.  Update all users.
+	(vec_t::quick_insert): Rename from VEC_quick_insert_1.
+	Update all users.
+	(vec_t::safe_insert): Rename from VEC_safe_insert_1.  Update all users.
+	(vec_t::ordered_remove): Rename from VEC_ordered_remove_1.
+	Update all users.
+	(vec_t::unordered_remove): Rename from VEC_unordered_remove_1.
+	Update all users.
+	(vec_t::block_remove): Rename from VEC_block_remove_1. Update all users.
+	(vec_t::lower_bound): Rename from VEC_lower_bound_1. Update all users.
+
+2012-09-04  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* gimple.h (gimple_build_switch): Remove.
+	(gimple_build_switch_vec): Promote to the new gimple_build_switch.
+	(gimple_switch_default_label): Assert the default case label is
+	really a default case label.
+	(gimple_switch_set_default_label): Likewise.
+	* gimple.c (gimple_build_switch_nlabels): Make sure a default label
+	is passed in, and simplify accordingly.
+	(gimple_build_switch): Removed.
+	(gimple_build_switch_vec): Rename to gimple_build_switch.
+	* gimplify.c (gimplify_switch_expr): Update gimple_build_switch use.
+	* gimple-pretty-print.c (dump_gimple_switch): Do not accept a NULL
+	case label.
+	* stmt.c (expand_case): Simplify using the fact that every GIMPLE
+	switch must have a default case.
+	* tree-cfg.c (group_case_labels_stmt): Likewise.
+	(verify_gimple_switch): Use gimple_switch_label in verifier to get
+	the label at index 0, and verify that it is a valid default case.
+	* except.c (sjlj_emit_dispatch_table): Rewrite construction of the
+	switch for dispatching.
+	* tree-eh.c (lower_try_finally_switch): Update gimple_build_switch use.
+	(lower_eh_dispatch): Likewise.
+	* tree-vrp.c (execute_vrp): Use gimple_switch_label to get the case
+	label at index 0 before turning it into a default case label.
+	* omp-low.c (expand_omp_sections): Update gimple_build_switch use.
+	* tree-switch-conversion.c (emit_case_bit_tests): Get the default case
+	label using gimple_switch_default_label.
+	(collect_switch_conv_info): Likewise.
+	(process_switch): Likewise.
+	* doc/gimple.texi: Update documentation of gimple_build_switch.
+
+2012-09-04  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/54476
+	* config/avr/avr.c (avr_expand_delay_cycles): Mask operand with
+	SImode.
+
+2012-09-04  Bin Cheng  <bin.cheng@arm.com>
+
+	PR target/45070
+	* config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
+	of size less than 4 bytes by using macro ARM_NUM_INTS.
+	(thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
+
+2012-09-04  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54458
+	* tree-ssa-threadupdate.c (thread_through_loop_header): If we
+	turn the loop into one with multiple latches mark it so.
+
+2012-09-04  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
+
+	PR target/54220
+	* config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
+	define to...
+	(avr_allocate_stack_slots_for_args): ...this new static function.
+
+2012-09-04  Christophe Lyon  <christophe.lyon@linaro.org>
+
+	* config/arm/arm.c (arm_expand_builtin): Replace gen_rtx_CONST_INT
+	by GEN_INT.
+	(arm_emit_coreregs_64bit_shift): Likewise.
+
+2012-09-04  Christophe Lyon  <christophe.lyon@linaro.org>
+
+	* config/arm/arm.c (arm_evpc_neon_vext): New function.
+	(arm_expand_vec_perm_const_1): Add call to arm_evpc_neon_vext.
+
+2012-09-04  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/51244
+	* config/sh/sh.c (prepare_cbranch_operands): Pull out comparison
+	canonicalization code into...
+	* (sh_canonicalize_comparison): This new function.
+	* config/sh/sh-protos.h: Declare it.
+	* config/sh/sh.h: Use it in new macro CANONICALIZE_COMPARISON.
+	* config/sh/sh.md (cbranchsi4): Remove TARGET_CBRANCHDI4 check and
+	always invoke expand_cbranchsi4.
+
+2012-09-03  Andi Kleen  <ak@linux.intel.com>
+
+	* tree-ssa-sccvn.c (vn_reference_fold_indirect): Initialize
+	addr_offset always.
+
+2012-09-03  Andrew Pinski  <apinski@cavium.com>
+
+	PR tree-opt/53395
+	* tree-if-conv.c (constant_or_ssa_name): New function.
+	(fold_build_cond_expr): New function.
+	(predicate_scalar_phi): Use fold_build_cond_expr instead of build3.
+	(predicate_mem_writes): Likewise.
+
+2012-09-03  Marc Glisse  <marc.glisse@inria.fr>
+
+	* fold-const.c (fold_ternary_loc): Constant-propagate after
+	removing dead operands.
+
+2012-09-03  Michael Matz  <matz@suse.de>
+
+	PR tree-optimization/46590
+	* tree-cfg.c (gimple_duplicate_sese_region): Don't update
+	SSA web here ...
+	* tree-ssa-loop-ch.c (copy_loop_headers): ... but here.
+
+2012-09-03  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi: Fix numerous typos and punctuation/grammatical
+	errors throughout the file.  Re-word some awkward sentences and
+	paragraphs.
+
+2012-09-03  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54362
+	* tree-ssa-structalias.c (find_func_aliases): Handle COND_EXPR.
+
+2012-09-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config/s390/s390.c (s390_loadrelative_operand_p): New function.
+	(s390_check_qrst_address, print_operand_address): Use
+	s390_loadrelative_operand_p instead of s390_symref_operand_p.
+	(s390_check_symref_alignment): Accept pointer size alignment for
+	GOT slots.
+	(legitimize_pic_address): Use load relative on z10 or later.
+
+2012-09-03  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/53923
+	* valtrack.c (dead_debug_insert_temp): Drop non-reg uses
+	from the chain.
+
+2012-09-03  Joseph Myers  <joseph@codesourcery.com>
+
+	* common.opt (--no-sysroot-suffix): New driver option.
+	* doc/invoke.texi (--no-sysroot-suffix): Document.
+	* gcc.c (driver_handle_option): Handle --no-sysroot-suffix as not
+	needing spec processing.
+	(main): Do not process sysroot suffixes if no_sysroot_suffix.
+
+2012-09-02  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/33135
+	* common/config/sh/sh-common.c: Update copyright years.
+	(sh_option_init_struct): Delete.
+	(TARGET_OPTION_INIT_STRUCT): Likewise.
+
+2012-09-02  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54418
+	* config/sh/sh.md (cmpgeusi_t): Remove N alternative.
+	Check operands[1] in split condition instead of operands[0].
+	Add comments.
+
+2012-09-02  Mark Kettenis  <kettenis@openbsd.org>
+
+	* config.gcc (x86_64-*-openbsd*): New target.
+	* config.host (*-*-openbsd*): New target.
+	* config/openbsd.h (TARGET_C99_FUNCTIONS): Define.
+	* config/i386/openbsdelf.h: Remove some superfluous defines and
+	group things together in a more logical fashion.
+	(DBX_REGISTER_NUMBER): Provide a
+	definition that works on both 32-bit and 64-bit targets.
+	(WCHAR_TYPE_SIZE): Hardcode as 32.
+	(NO_DOLLAR_IN_LABEL): Remove undef.
+	(TARGET_DEFAULT): Remove.
+	(SET_ASM_OP): Remove.
+	(DEFAULT_PCC_STRUCT_RETURN): Undef first to prevent warning.
+	(ASM_OUTPUT_MAX_SKIP_ALIGN): Synch with x86-64.h
+	(DWARF2_UNWIND_INFO): Remove define.
+	(HAVE_ENABLE_EXECUTE_STACK): Define.
+	* config/host-openbsd.c: New file.
+	* config/t-openbsd (USER_H): Add EXTRA_HEADERS.
+	* config/x-openbsd: New file.
+
+2012-09-02  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.md (*extend<mode>si2_compact_mem_disp): Pass iterated
+	mode to sh_legitimate_index_p instead of QImode.
+
+2012-09-02  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR rtl-optimization/54369
+	* config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
+	calling dbr_schedule.
+	* config/sparc/sparc.c (sparc_reorg): Likewise.
+
+2012-09-01  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/54436
+	* config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
+	operands[1] is CONST_INT_P, convert it to QImode before printing.
+
+2012-09-01  Andrew Pinski  <apinski@cavium.com>
+
+	* simplify-rtx.c (simplify_unary_operation_1 <case TRUNCATE>):
+	A truncate of a memory is just loading the low part of the memory.
+
+2012-09-01  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/46829
+	PR target/46843
+	* config/i386/i386.c (ix86_legitimate_combined_insn): New function.
+	(TARGET_LEGITIMATE_COMBINED_INSN): New macro.
+
+2012-09-01  Uros Bizjak  <ubizjak@gmail.com>
+
+	* target.def (legitimate_combined_insn): New target hook.
+	* doc/tm.texi.in (TARGET_LEGITIMATE_COMBINED_INSN): New hook.
+	* doc/tm.texi: Regenerated.
+	* combine.c (recog_for_combine): Call targetm.legitimate_combined_insn
+	to allow targets to reject combined insn.
+	* hooks.h (hook_bool_rtx_true): New.
+	* hooks.c (hook_bool_rtx_true): Ditto.
+
+2012-08-31  Martin Jambor  <mjambor@suse.cz>
+
+	* ipa-inline-analysis.c (estimate_function_body_sizes): Allocate
+	nonconstant_names after calculate_dominance_info and
+	loop_optimizer_init.
+
+2012-08-31  Greta Yorsh  <Greta.Yorsh@arm.com>
+
+	* config/arm/arm.c (arm_expand_epilogue): Remove unused variable
+	floats_from_frame.
+
+2012-08-31  Martin Jambor  <mjambor@suse.cz>
+
+	PR middle-end/54409
+	* ipa-inline-analysis.c (remap_predicate): Fix the offset_map
+	checking condition.
+
+2012-08-31  Martin Jambor  <mjambor@suse.cz>
+
+	* ipa-inline-analysis.c (phi_result_unknown_predicate): New function.
+	(predicate_for_phi_result): Likewise.
+	(estimate_function_body_sizes): Use the above two functions.
+
+2012-08-31  Martin Jambor  <mjambor@suse.cz>
+
+	PR middle-end/54394
+	* ipa-inline-analysis.c (estimate_function_body_sizes): Compute
+	dominance info and loops whenever optimizing.
+
+2012-08-29  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
+	    Richard Earnshaw  <richard.earnshaw@arm.com>
+
+	PR target/54252
+	* config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
+	element size. Use elem_type from the formal parameter. New parameter
+	fcode.
+	(neon_expand_args): Adjust call to neon_dereference_pointer.
+
+2012-08-29  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* cfg.c (dump_bb_info): Print a newline if there were no edges to dump.
+
+2012-08-29  Chung-Lin Tang  <cltang@codesourcery.com>
+
+	Revert:
+	* config/mips/t-linux64 (MULTILIB_OSDIRNAMES): Change to use
+	mapping style, add ../lib/mips16.
+	(MULTILIB_OPTIONS,MULTILIB_DIRNAMES): Add mips16.
+	(MULTILIB_EXCLUSIONS): Exclude mips16 when not -mabi=32.
+
+2012-08-29  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_synci
+	if TARGET_SYNCI.
+
+2012-08-29  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.opt (menable-tas): Rename to mtas.
+	* doc/invoke.texi (SH options): Likewise.
+	* config/sh/sync.md: Update comments.
+
+2012-08-29  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/iterators.md: New file.
+	* config/sh/sync.md (I124, I12, i124suffix): Delete.  Replace usage
+	with new iterators QIHISI, QIHI, bw, bwl respectively throughout
+	the file.
+	* config/sh/sh.md: Include new file iterators.md.
+	(zero_extendhisi2, zero_extendqisi2): Fold into zero_extend<mode>si2.
+	(*zero_extendhisi2_compact, *zero_extendqisi2_compact): Fold into
+	*zero_extend<mode>si2_compact.
+	(*zero_extendqisi2_disp_mem, zero_extendhisi2_disp_mem): Fold into
+	*zero_extend<mode>si2_disp_mem.
+	(extendhisi2, extendqisi2): Fold into extend<mode>si2.
+	(*extendqisi2_compact_reg, *extendhisi2_compact_reg): Fold into
+	*extend<mode>si2_compact_reg.
+	(*extendqisi2_compact_mem_disp, *extendhisi2_compact_mem_disp): Fold
+	into *extend<mode>si2_compact_mem_disp.
+	(*extendqisi2_compact_snd, *extendhisi2_compact_snd): Fold into
+	*extend<mode>si2_compact_snd.
+	(*movsi_index_disp, *movhi_index_disp): Fold with iterators and rename
+	to *movsi_index_disp_load, *movhi_index_disp_load,
+	*mov<mode>_index_disp_store.
+	(*movqi_reg_reg, *movhi_reg_reg): Fold into *mov<mode>_reg_reg.
+	(*movqi_store_mem_disp04, *movhi_store_mem_disp05): Fold into
+	*mov<mode>_store_mem_disp04.
+	(*movqi_store_mem_disp12, *movhi_store_mem_disp13): Fold into
+	*mov<mode>_store_mem_disp12.
+	(*movqi_load_mem_disp, *movhi_load_mem_disp): Fold into
+	*mov<mode>_load_mem_disp04 and *mov<mode>_load_mem_disp12.
+
+2012-08-29  Martin Jambor  <mjambor@suse.cz>
+
+	* ipa-inline.h (estimate_edge_hints): Call do_estimate_edge_hints, not
+	do_estimate_edge_time.
+
+2012-08-29  Chung-Lin Tang  <cltang@codesourcery.com>
+
+	* config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Add nomips16 asm
+	directives, remove #ifndef __mips16 guards.
+	* config/mips/t-linux64 (MULTILIB_OSDIRNAMES): Change to use
+	mapping style, add ../lib/mips16.
+	(MULTILIB_OPTIONS,MULTILIB_DIRNAMES): Add mips16.
+	(MULTILIB_EXCLUSIONS): Exclude mips16 when not -mabi=32.
+
+2012-08-28  Walter Lee  <walt@tilera.com>
+	* confg/tilegx/tilegx.md: Fix code style.
+	(*zero_extendsidi_truncdisi): Fix typo.
+	* config/tilegx/tilegx.c: Fix code style.
+	(tilegx_function_profiler): Fix typo.
+
+2012-08-28  Walter Lee  <walt@tilera.com>
+
+	* doc/invoke.texi: Document -mcmodel=small, -mcmodel=large.
+	* config/tilegx/tilegx.h: Include config/tilegx/tilegx-opts.h.
+	(CRT_CALL_STATIC_FUNCTION): Define.
+	* config/tilegx/predicates.md (const_last_symbolic_operand):
+	Handle UNSPEC_HW2_LAST_PCREL, UNSPEC_HW1_LAST_PLT_PCREL, and
+	UNSPEC_HW2_LAST_PLT_PCREL.
+	(const_symbolic_operand): Handle UNSPEC_HW1_PCREL,
+	UNSPEC_HW0_PLT_PCREL, and UNSPEC_HW1_PLT_PCREL.
+	* config/tilegx/tilegx.md (UNSPEC_MOV_LARGE_PCREL_STEP4): Define,
+	and renumber the constants that follow.
+	(UNSPEC_HW1_PCREL): Ditto.
+	(UNSPEC_HW2_LAST_PCREL): Ditto.
+	(UNSPEC_HW0_PLT_PCREL): Define.
+	(UNSPEC_HW1_PLT_PCREL): Define.
+	(UNSPEC_HW1_LAST_PLT_PCREL): Define.
+	(UNSPEC_HW2_LAST_PLT_PCREL): Define.
+	(mov_large_pcrel_step1): Define.
+	(mov_large_pcrel_step2): Define.
+	(mov_large_pcrel_step3): Define.
+	(mov_large_pcrel_step4): Define.
+	(mov_plt_pcrel_step1): Define.
+	(mov_plt_pcrel_step2): Define.
+	(mov_plt_pcrel_step3): Define.
+	(mov_plt_pcrel_step1_32bit): Define.
+	(mov_plt_pcrel_step2_32bit): Define.
+	(call): Handle tilegx_cmodel == CM_LARGE, CM_LARGE_PIC.
+	(call_value): Ditto.
+	* config/tilegx/tilegx.opt: Include config/tilegx/tilegx-opts.h.
+	(mcmodel): New option.
+	(enum cmodel): Define.
+	(CM_SMALL): Define.
+	(CM_LARGE): Define.
+	* config/tilegx/tilegx-opts.h: New file.
+	* config/tilegx/tilegx-protos.h (tilegx_compute_pcrel_address):
+	Declare.
+	(tilegx_compute_pcrel_plt_address): Declare.
+	* config/tilegx/tilegx.c (tilegx_option_override): Handle
+	tilegx_cmodel.
+	(tilegx_function_ok_for_sibcall): Ditto.
+	(compute_pcrel_address): Rename to tilegx_compute_pcrel_address,
+	and don't declare static.  Handle tilegx_cmodel.
+	(tilegx_compute_pcrel_plt_address): Define.
+	(tilegx_legitimize_pic_address): Rename calls to
+	compute_pcrel_address.
+	(tilegx_delegitimize_address): Handle UNSPEC_HW1_PCREL,
+	UNSPEC_HW2_LAST_PCREL, UNSPEC_HW0_PLT_PCREL, UNSPEC_HW1_PLT_PCREL,
+	UNSPEC_HW1_LAST_PLT_PCREL, UNSPEC_HW2_LAST_PLT_PCREL.
+	(load_pic_register): Rename call to compute_pcrel_address.
+	(tilegx_print_operand): Handle UNSPEC_HW1_PCREL,
+	UNSPEC_HW2_LAST_PCREL, UNSPEC_HW0_PLT_PCREL, UNSPEC_HW1_PLT_PCREL,
+	UNSPEC_HW1_LAST_PLT_PCREL, UNSPEC_HW2_LAST_PLT_PCREL.
+
+2012-08-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
+
+	* sched-deps.c (add_dependence_list_and_free): Simplify.
+	(flush_pending_list_and_free): Fix a hack that was fixing a hack.  Free
+	lists when add_dependence_list_and_free doesn't free them.
+
+2012-08-27  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/46254
+	* config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
+	true for TARGET_64BIT or !flag_pic.
+	* config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
+	(atomic_compare_and_swap_double<mode>): Change operand 2 predicate
+	to cmpxchg8b_pic_memory_operand.  Use DWIH mode iterator.
+	Add insn constraint.  Conditionally emit xchg asm insns.
+	(atomic_compare_and_swap<mode>): Update calls.  Check only
+	cmpxchg8b_pic_memory_operand in memory address fixup.
+	(DCASMODE): Remove.
+	(CASHMODE): Rename from DCASHMODE.
+	(doublemodesuffix): Update modes.
+	(regprefix): New mode attribute.
+
+	(unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
+	<UNSPECV_CMPXCHG>: New constant.
+	(atomic_compare_and_swap<mode>_1): Rename from
+	atomic_compare_and_swap_single<mode>.  Update calls and
+	unspec_volatile constants.
+	(atomic_compare_and_swap<mode>_doubleword): Rename from
+	atomic_compare_and_swap_double<mode>.  Update calls and
+	unspec_volatile constants.
+
+2012-08-27  Walter Lee  <walt@tilera.com>
+
+	* doc/md.texi (TILE-Gx): Fix typo.
+
+2012-08-27  Walter Lee  <walt@tilera.com>
+
+	* config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
+	* config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
+
+2012-08-27  Walter Lee  <walt@tilera.com>
+
+	* config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
+	(insn_bfins): Delete.
+
+2012-08-27  Walter Lee  <walt@tilera.com>
+
+	* config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
+	atomic_exchange_bare<mode>,
+	atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
+	* config/tilegx/tilegx-generic.md (X1_remote): New
+	insn_reservation.
+	* config/tilegx/tilegx.md (type): Add X1_remove.
+	(insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
+	insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
+	insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
+	X1_remote.
+
+2012-08-27  Andreas Schwab  <schwab@linux-m68k.org>
+
+	* gdbinit.in: Fix syntax of skip command.
+
+2012-08-27  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (mips_pic_call_symbol_from_set): Check for
+	SYMBOL_REF SET_SRCs.
+
+2012-08-27  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (vr4130_align_insns): Don't simulate
+	ghost instructions.  Assert that the required instructions exist.
+
+2012-08-26  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.h (AVOID_CCMODE_COPIES): Update rationale for
+	definition.
+	* config/mips/mips.c (machine_function): Add next_fcc.
+	(mips_output_move): Remove handling of fcc moves.
+	(mips_allocate_fcc): New function.
+	(mips_emit_compare, mips_expand_vcondv2sf): Use it.
+	(mips_hard_regno_mode_ok_p): Restrict CCmode to ST registers.
+	Remove special case for CCmode reloads.
+	(mips_expand_builtin_compare_1): Use mips_allocate_fcc and treat
+	the result a fixed operand.
+	* config/mips/mips.md (move_type): Remove lui_movf.
+	(type, length): Remove references to it.
+	(movcc, reload_incc, reload_outcc): Delete.
+
+2012-08-26  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (mips_has_long_branch_p): New function,
+	split out from...
+	(mips_expand_ghost_gp_insns): ...here.  Look inside sequences.
+
+2012-08-26  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (r10k_safe_mem_expr_p): Use get_inner_reference.
+
+2012-08-26  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (mips_rtx_costs): Add costs for CINS.
+
+2012-08-26  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (mips_rtx_costs): Add missing COSTS_N_INSNS
+	to the size cost of multiplication.
+
+2012-08-26  Gerald Pfeifer  <gerald@pfeifer.com>
+
+	* doc/install.texi (Specific): Clarify what needs to be added to
+	this section.
+
+2012-08-26  Gerald Pfeifer  <gerald@pfeifer.com>
+
+	* doc/tm.texi.in (Misc): Move descriptions of NO_DOLLAR_IN_LABEL
+	and NO_DOT_IN_LABEL from here...
+	(Label Output): ...to here.
+	* doc/tm.texi: Regenerate.
+
+2012-08-26  Gerald Pfeifer  <gerald@pfeifer.com>
+
+	* doc/invoke.texi (C++ Dialect Options): Add missing space.
+
+2012-08-25  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR rtl-optimization/54088
+	* jump.c (delete_related_insns): Robustify latest change.
+
+2012-08-25  Ricardo Catalinas Jiménez  <jimenezrick@gmail.com>
+
+	* doc/extend.texi (__atomic Builtins): Remove space before comma.
+
+2012-08-25  Richard Sandiford  <rdsandiford@googlemail.com>
+	    Andrew Pinski  <apinski@cavium.com>
+
+	* config/mips/mips.h (CASE_VECTOR_MODE): For not
+	TARGET_MIPS16_SHORT_JUMP_TABLES use ptr_mode.
+	(CASE_VECTOR_SHORTEN_MODE): Likewise.
+
+2012-08-25  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.h (FP_REG_P): Remove macro.
+	(FP_REGNO_P): Ditto.
+	(HARD_REGNO_NREGS): Use STACK_REGNO_P instead of FP_REGNO_P.
+	(HARD_REGNO_NREGS_HAS_PADDING): Ditto.
+	(ANY_FP_REGNO_P): Ditto.
+	(HARD_REGNO_RENAME_OK): Use STACK_REGNO_P.
+	* config/i386/i386.c (output_387_ffreep): Use STACK_REGNO_P
+	instead of FP_REGNO_P.
+	(ix86_hard_regno_mode_ok): Ditto.
+	* config/i386/predicates.md (fp_register_operand): Ditto.
+	(register_and_not_fp_reg_operand): Ditto.
+	* config/i386/sync.md (atomic_loaddi_fpu): Use STACK_REG_P instead
+	of FP_REG_P.
+
+	* reg-stack.c (get_true_reg): Use STACK_REG_P instead of FP_REG_P.
+
+2012-08-24  Jason Merrill  <jason@redhat.com>
+
+	* print-tree.c (print_node): Don't check TREE_LANG_FLAG_*
+	on TREE_VEC or SSA_NAME.
+
+2012-08-24  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/54363
+	* gimplify.c (optimize_compound_literals_in_ctor): Only recurse
+	if init is a CONSTRUCTOR.
+
+2012-08-24  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* tree-ssa-live.c (dump_var_map): Do not dump the partition
+	map of virtual operands.
+
+2012-08-24  Yuri Rumyantsev  <ysrumyan@gmail.com>
+
+	* config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
+	case for Atom processor.
+
+2012-08-24  Simon Baldwin  <simonb@google.com>
+
+	* dwarf2out.c (gen_producer_string): Omit command line switch if
+	CL_NO_DWARF_RECORD flag set.
+	* opts.h (CL_NO_DWARF_RECORD): New.
+	* opt-functions.awk (switch_flags): Add NoDWARFRecord.
+	* doc/options.texi: Document NoDWARFRecord option flag.
+
+2012-08-24  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR debug/52857
+	* dwarf2out.c (mem_loc_descriptor): Allow arg_pointer_rtx and
+	frame_pointer_rtx for based_loc_descr.
+
+2012-08-24  Martin Jambor  <mjambor@suse.cz>
+
+	* predict.c (maybe_hot_frequency_p): New parameter fun.  Use its decl
+	instead of current_function_decl, use profile_status_for_function and
+	ENTRY_BLOCK_PTR_FOR_FUNCTION with fun instead of their cfun variants.
+	(maybe_hot_count_p): New parameter fun, use
+	profile_status_for_function instead of its cfun_variant.
+	(maybe_hot_bb_p): New parameter fun, checking-assert it, pass it to
+	all callees.
+	(maybe_hot_edge_p): Pass cfun to maybe_hot_count_p and
+	maybe_hot_frequency_p.
+	(probably_never_executed_bb_p): New parameter fun, use its decl
+	instead of current_function_decl.
+	(optimize_bb_for_size_p): Pass cfun to maybe_hot_bb_p.
+	(rtl_profile_for_bb): Likewise.
+	(compute_function_frequency): Pass cfun to maybe_hot_bb_p and
+	probably_never_executed_bb_p.
+	* tree-ssa-operands.c (ssa_operands_active): New operator fun.  Use it
+	instead of cfun.
+	(update_stmt_operands): Pass cfun as an argument of
+	ssa_operands_active.
+	(swap_tree_operands): Likewise.
+	* gimple-iterator.c (update_modified_stmt): Likewise.
+	(update_modified_stmts): Likewise.
+	* tree-flow-inline.h (delink_stmt_imm_use): Likewise.
+	* tree-ssa.c (delete_tree_ssa): Likewise.
+	* bb-reorder.c (bb_to_key): Pass cfun to probably_never_executed_bb_p.
+	(push_to_next_round_p): Likewise.
+	(find_rarely_executed_basic_blocks_and_crossing_edges ): Likewise.
+	* cfg.c: Inlude tree.h.
+	(check_bb_profile): Use profile_status_for_function,
+	EXIT_BLOCK_PTR_FOR_FUNCTION and ENTRY_BLOCK_PTR_FOR_FUNCTION with
+	DECL_STRUCT_FUNCTION (current_function_decl) instead of their cfun
+	variants.
+	(dump_bb_info): Pass DECL_STRUCT_FUNCTION (current_function_decl) to
+	maybe_hot_bb_p and probably_never_executed_bb_p.
+	* gimple-pretty-print.c (gimple_dump_bb_buff): Checking-assert that
+	DECL_STRUCT_FUNCTION (current_function_decl) is not NULL.  Pass it to
+	dump_histograms_for_stmt.
+	(dump_gimple_mem_ops): Pass
+	DECL_STRUCT_FUNCTION (current_function_decl)
+	as an argument to dump_gimple_mem_ops.
+	* tree-cfg.c (dump_function_to_file): Rename parameter fn to fndecl.
+	Do not change cfun.  Change and restore current_function_decl.
+	* Makefile.in (cfg.o): Include TREE_H in dependencies.
+
+2012-08-24  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/54222
+	* avr-modes.def (HA, SA, DA, TA, UTA): Adjust modes.
+	* avr/avr-fixed.md: New file.
+	* avr/avr.md: Include it.
+	(cc): Add: minus.
+	(adjust_len): Add: minus, minus64, ufract, sfract.
+	(ALL1, ALL2, ALL4, ORDERED234): New mode iterators.
+	(MOVMODE): Add: QQ, UQQ, HQ, UHQ, HA, UHA, SQ, USQ, SA, USA.
+	(MPUSH): Add: HQ, UHQ, HA, UHA, SQ, USQ, SA, USA.
+	(pushqi1, xload8_A, xload_8, movqi_insn, *reload_inqi, addqi3,
+	subqi3, ashlqi3, *ashlqi3, ashrqi3, lshrqi3, *lshrqi3, *cmpqi,
+	cbranchqi4, *cpse.eq): Generalize to handle all 8-bit modes in ALL1.
+	(*movhi, reload_inhi, addhi3, *addhi3, addhi3_clobber, subhi3,
+	ashlhi3, *ashlhi3_const, ashrhi3, *ashirhi3_const, lshrhi3,
+	*lshrhi3_const, *cmphi, cbranchhi4): Generalize to handle all
+	16-bit modes in ALL2.
+	(subhi3, casesi, strlenhi): Add clobber when expanding minus:HI.
+	(*movsi, *reload_insi, addsi3, subsi3, ashlsi3, *ashlsi3_const,
+	ashrsi3, *ashrhi3_const, *ashrsi3_const, lshrsi3, *lshrsi3_const,
+	*reversed_tstsi, *cmpsi, cbranchsi4): Generalize to handle all
+	32-bit modes in ALL4.
+	* avr-dimode.md (ALL8): New mode iterator.
+	(adddi3, adddi3_insn, adddi3_const_insn, subdi3, subdi3_insn,
+	subdi3_const_insn, cbranchdi4, compare_di2,
+	compare_const_di2, ashrdi3, lshrdi3, rotldi3, ashldi3_insn,
+	ashrdi3_insn, lshrdi3_insn, rotldi3_insn): Generalize to handle
+	all 64-bit modes in ALL8.
+	* config/avr/avr-protos.h (avr_to_int_mode): New prototype.
+	(avr_out_fract, avr_out_minus, avr_out_minus64): New prototypes.
+	* config/avr/avr.c (TARGET_FIXED_POINT_SUPPORTED_P): Define to...
+	(avr_fixed_point_supported_p): ...this new static function.
+	(TARGET_BUILD_BUILTIN_VA_LIST): Define to...
+	(avr_build_builtin_va_list): ...this new static function.
+	(avr_adjust_type_node): New static function.
+	(avr_scalar_mode_supported_p): Allow if ALL_FIXED_POINT_MODE_P.
+	(avr_builtin_setjmp_frame_value): Use gen_subhi3 and return new
+	pseudo instead of gen_rtx_MINUS.
+	(avr_print_operand, avr_operand_rtx_cost): Handle: CONST_FIXED.
+	(notice_update_cc): Handle: CC_MINUS.
+	(output_movqi): Generalize to handle respective fixed-point modes.
+	(output_movhi, output_movsisf, avr_2word_insn_p): Ditto.
+	(avr_out_compare, avr_out_plus_1): Also handle fixed-point modes.
+	(avr_assemble_integer): Ditto.
+	(output_reload_in_const, output_reload_insisf): Ditto.
+	(avr_compare_pattern): Skip all modes > 4 bytes.
+	(avr_2word_insn_p): Skip movuqq_insn, movqq_insn.
+	(avr_out_fract, avr_out_minus, avr_out_minus64): New functions.
+	(avr_to_int_mode): New function.
+	(adjust_insn_length): Handle: ADJUST_LEN_SFRACT,
+	ADJUST_LEN_UFRACT, ADJUST_LEN_MINUS, ADJUST_LEN_MINUS64.
+	* config/avr/predicates.md (const0_operand): Allow const_fixed.
+	(const_operand, const_or_immediate_operand): New.
+	(nonmemory_or_const_operand): New.
+	* config/avr/constraints.md (Ynn, Y00, Y01, Y02, Ym1, Ym2, YIJ):
+	New constraints.
+	* config/avr/avr.h (LONG_LONG_ACCUM_TYPE_SIZE): Define.
+
+2012-08-23  Kenneth Zadeck <zadeck@naturalbridge.com>
+
+	* alias.c (rtx_equal_for_memref_p): Convert constant cases.
+	* combine.c (find_single_use_1, mark_used_regs_combine): Convert
+	to CASE_CONST_ANY.
+	* cse.c (exp_equiv_p, canon_reg, fold_rtx, cse_process_notes_1,
+	count_reg_usage): Convert constant cases.
+	* cselib.c (cselib_expand_value_rtx_1): Convert to CASE_CONST_ANY.
+	(cselib_subst_to_values): Convert constant cases.
+	* df-scan.c (df_uses_record): Ditto.
+	* dse.c (const_or_frame_p): Convert case statements to explicit
+	if-then-else using mode classes.
+	* emit-rtl.c (verify_rtx_sharing, copy_insn_1): Convert constant cases.
+	* explow.c (convert_memory_address_addr_space): Ditto.
+	* gcse.c (want_to_gcse_p, oprs_unchanged_p, compute_transp): Ditto.
+	* genattrtab.c (attr_copy_rtx, clear_struct_flag): Ditto.
+	* ira.c (equiv_init_varies_p, contains_replace_regs,
+	memref_referenced_p, rtx_moveable_p): Ditto.
+	* jump.c (mark_jump_label_1): Remove constant cases.
+	(rtx_renumbered_equal_p): Convert to CASE_CONST_UNIQUE.
+	* loop-invariant.c (check_maybe_invariant, hash_invariant_expr_1,
+	invariant_expr_equal_p): Convert to CASE_CONST_ANY.
+	* postreload-gcse.c (oprs_unchanged_p): Convert constant cases.
+	* reginfo.c (reg_scan_mark_refs): Ditto.
+	* regrename.c (scan_rtx): Ditto.
+	* reload1.c (eliminate_regs_1, elimination_effects,
+	scan_paradoxical_subregs): Ditto.
+	* reload.c (operands_match_p, subst_reg_equivs):  Ditto.
+	* resource.c (mark_referenced_resources, mark_set_resources): Ditto.
+	* rtlanal.c (rtx_unstable_p, rtx_varies_p, count_occurrences)
+	(reg_mentioned_p, modified_between_p, modified_in_p)
+	(volatile_insn_p, volatile_refs_p, side_effects_p, may_trap_p_1,
+	inequality_comparisons_p, computed_jump_p_1): Ditto.
+	* rtl.c (copy_rtx, rtx_equal_p_cb, rtx_equal_p): Ditto.
+	* sched-deps.c (sched_analyze_2): Ditto.
+	* valtrack.c (cleanup_auto_inc_dec): Ditto.
+	* rtl.h: (CASE_CONST_SCALAR_INT, CASE_CONST_UNIQUE,
+	CASE_CONST_ANY): New macros.
+
+2012-08-23  Julian Brown  <julian@codesourcery.com>
+	    Sandra Loosemore  <sandra@codesourcery.com>
+
+	* config/mips/mips.md
+	(UNSPEC_CASESI_DISPATCH): New.
+	(MIPS16_T_REGNUM): New constant.
+	(tablejump): Don't use for MIPS16_SHORT_JUMP_TABLES.
+	(casesi): New.
+	(casesi_internal_mips16_<mode>): New.
+	* config/mips/mips.c (mips16_split_long_branches): Adjust test
+	to ignore casesi jump tables.
+	* config/mips/mips.h (TARGET_MIPS16_SHORT_JUMP_TABLES): Update
+	comment.
+	(CASE_VECTOR_MODE): Use SImode unconditionally.
+	(CASE_VECTOR_SHORTEN_MODE): Define.
+	(ASM_OUTPUT_ADDR_DIFF_ELT): Output word-sized addr_diff_elts
+	when necessary for MIPS16_SHORT_JUMP_TABLES.
+
+2012-08-23  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	* config/rs6000/rs6000.c (rs6000_density_test): Free loop body.
+
+2012-08-23  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR driver/54335
+	* doc/invoke.texi: Add -da and remove -dm.
+
+2012-08-23  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vect-stmts.c (vect_finish_stmt_generation): Update
+	virtual SSA form.
+
+2012-08-23  Jakub Jelinek  <jakub@redhat.com>
+
+	* tree.c (copy_node_stat): Clear DECL_STRUCT_FUNCTION.
+
+2012-08-23  Mingjie Xing  <mingjie.xing@gmail.com>
+
+	* doc/gty.texi: Fix typo.
+
+2012-08-23  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-loop-manip.c (add_exit_phis_var): Allow virtual operands.
+	(find_uses_to_rename_use): Likewise.
+	(find_uses_to_rename_bb): Likewise.
+	(find_uses_to_rename_stmt): Walk over all operands.
+
+2012-08-22  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54089
+	* config/sh/predicates (p27_rshift_count_operand,
+	not_p27_rshift_count_operand): New predicates.
+	* config/sh/sh.c (sh_ashlsi_clobbers_t_reg_p,
+	sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p): Handle special
+	case when shift amount is 31.
+	(gen_ashift): Emit gen_shlr instead of gen_lshrsi3_m.
+	* config/sh/sh.md (ashlsi3_d): Set type to 'dyn_shift' instead
+	of 'arith'.
+	(ashlsi_c): Rename to shll.  Adapt calls to gen_ashlsi_c throughout
+	the file.
+	(lshrsi3): Remove clobber from expander.  Use shift_count_operand
+	instead of nonmemory_operand predicate for second operand.  Add
+	handling of case lshrsi3_n_clobbers_t.
+	(lshrsi3_k): Use p27_rshift_count_operand for second operand.
+	(lshrsi3_d): Make insn_and_split.  Split dynamic shift to constant
+	shift sequences if beneficial.
+	(lshrsi3_n): Make insn_and_split.  Split constant shift sequence to
+	dynamic shift if beneficial.
+	(lshrsi3_n_clobbers_t): New insn_and_split.
+	(lshrsi3_m): Delete.
+
+2012-08-22  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* tracer.c (mark_bb_seen): Use SBITMAP_SIZE.
+
+	* alias.c (MAX_ALIAS_LOOP_PASSES): Update comment with rationale,
+	or rather a lack thereof.
+	(init_alias_analysis): Propagate the latest information across
+	the CFG in topological order to propagate as far as possible in
+	each iteration.  Ignore debug insns.
+
+2012-08-22  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* doc/invoke.texi: Document -mlong-double-64/-mlong-double-80.
+	* config/i386/i386.c (flag_opts): Add -mlong-double-64.
+	(TARGET_HAS_BIONIC): Default long double to 64-bit for Bionic.
+	* config/i386/i386.h (LONG_DOUBLE_TYPE_SIZE): Use 64 if
+	TARGET_LONG_DOUBLE_64 is true.
+	(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): New macro.
+	(WIDEST_HARDWARE_FP_SIZE): Defined to 80.
+	* config/i386/i386.opt (mlong-double-80): New option.
+	(mlong-double-64): Likewise.
+	* config/i386/i386-c.c (ix86_target_macros): Define
+	__LONG_DOUBLE_64__ for TARGET_LONG_DOUBLE_64.
+
+2012-08-22  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/54347
+	* config/i386/i386.c (ix86_split_to_parts): Replace
+	REAL_VALUE_TO_TARGET_LONG_DOUBLE with real_to_target.
+
+2012-08-22  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vectorizer.c (vectorize_loops): Do not call
+	mark_virtual_operands_for_renaming.
+	* tree-vect-slp.c (vect_slp_transform_bb): Likewise.
+	Do not update SSA form here.
+
+2012-08-22  Dodji Seketeli  <dodji@redhat.com>
+
+	* tree.h (TREE_NOTHROW): Use the base.nothrow_flag.
+
+2012-08-22  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/46590
+	* tree-ssa-alias.h (get_continuation_for_phi): Add alias query
+	counter output argument.
+	(walk_non_aliased_vuses): Add alias query counter argument
+	to the walker callback.
+	* tree-ssa-alias.c (maybe_skip_until): Add alias query counter
+	output argument and count alias queries.
+	(get_continuation_for_phi_1): Likewise.
+	(get_continuation_for_phi): Likewise.
+	(walk_non_aliased_vuses): Add alias query counter argument
+	to the walker callback and allow it to abort the walk by
+	returning -1.
+	* tree-ssa-pre.c (translate_vuse_through_block): Adjust.
+	* tree-ssa-sccvn.c (vn_reference_lookup_2): Add alias query
+	counter parmeter, abort walk if that is bigger than
+	--param sccvn-max-alias-queries-per-access.
+	* params.def (sccvn-max-alias-queries-per-access): New param.
+	* doc/invoke.texi (sccvn-max-alias-queries-per-access): Document.
+
+2012-08-22  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-loop-ch.c (copy_loop_headers): Remove redundant checking.
+	* tree-into-ssa.c (initialize_flags_in_bb): Use gcc_checking_assert
+	instead of gcc_assert.
+	(mark_block_for_update): Likewise.
+	(add_new_name_mapping): Likewise.
+	(mark_def_sites): Likewise.
+	(insert_phi_nodes_for): Likewise.
+	(rewrite_debug_stmt_uses): Likewise.
+	(rewrite_stmt): Likewise.
+	(maybe_register_def): Likewise.
+	(rewrite_update_phi_arguments): Likewise.
+	(rewrite_update_enter_block): Likewise.
+	(mark_def_interesting): Likewise.
+	(prepare_def_site_for): Likewise.
+	(insert_updated_phi_nodes_for): Likewise.
+
+2012-08-22  Jakub Jelinek  <jakub@redhat.com>
+
+	* tree-vect-loop.c (vect_transform_loop): Initialize
+	check_profitability to false.
+
+	* tree-predcom.c (try_combine_chains): Free the worklist vector
+	at the end.
+
+2012-08-22  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR tree-optimization/54317
+	* tree-vrp.c (extract_range_from_binary_expr_1): Test for
+	double_int overflow.
+	Remove dead tests.
+
+2012-08-22  Jakub Jelinek  <jakub@redhat.com>
+
+	* tree-vrp.c (find_assert_locations): Skip also edges
+	from the entry block.
+
+	* tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Call
+	free_stmt_vec_info on orig_cond after gsi_removing it.
+	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Always
+	free body_cost_vec vector.
+	(vect_analyze_data_refs): If gather is unsuccessful,
+	free_data_ref (dr).
+	* tree-inline.c (tree_function_versioning): Free
+	old_transforms_to_apply vector.
+
+2012-08-22  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* tree-ssa-coalesce.c (struct ssa_conflicts_d): Make contents
+	of this a VEC and add a bitmap obstack.
+	(ssa_conflicts_new): Allocate the obstack and grow the VEC cleared
+	to the right size.
+	(ssa_conflicts_delete): Free the VEC and release the obstack.
+	(ssa_conflicts_test_p, ssa_conflicts_test_p, ssa_conflicts_add_one,
+	ssa_conflicts_merge, ssa_conflicts_dump): Update for above changes.
+	(truct live_track_d): Add another bitmap obstack here.
+	(new_live_track): Initialize it and use it for all bitmaps.
+	(delete_live_track): Don't free the bitmaps one at a time, just
+	release the obstack.
+	(create_outofssa_var_map): Fix to conform to GCC code style rules.
+
+2012-08-21  Nathan Froyd  <froydnj@gcc.gnu.org>
+
+	* config/m32c/constraints.md: New file.
+	* config/m32c/t-m32c (MD_FILES): Add constraints.
+	* config/m32c/m32c-protos.h (m32c_const_ok_for_constraint_p): Delete.
+	(m32c_extra_address_constraint, m32c_extra_memory_constraint): Delete.
+	(m32c_reg_class_from_constraint): Delete.
+	(m32c_extra_constraint_p, m32c_extra_constraint_p2): Delete.
+	(m32c_matches_constraint_p): Declare.
+	* config/m32c/m32c.h (CONSTRAINT_LEN): Delete.
+	(REG_CLASS_FROM_CONSTRAINT): Delete.
+	(CONST_OK_FOR_CONSTRAINT_P): Delete.
+	(CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Delete.
+	(EXTRA_CONSTRAINT_STR): Delete.
+	(EXTRA_MEMORY_CONSTRAINT, EXTRA_ADDRESS_CONSTRAINT): Delete.
+	* config/m32c/m32c.c: Include tm-constrs.h
+	(m32c_reg_class_from_constraint): Delete.
+	(m32c_const_ok_for_constraint_p): Delete.
+	(m32c_extra_constraint_p2): Rename to...
+	(m32c_matches_constraint_p): ...this.  Make it return bool.  Tweak
+	formatting.
+	(m32c_extra_constraint_p): Delete.
+	(m32c_extra_address_constraint, m32c_extra_memory_constraint): Delete.
+	(m32c_split_move): Use satisfies_constraint_Ss.
+	* config/m32c/predicates.md (memsym_operand): Use
+	satisfies_constraint_Si.
+	(memimmed_operand): Use satisfies_constraint_Sp.
+	(m32c_psi_scale, m32c_1bit8_operand): Use satisfies_constraint_Ilb.
+	(m32c_1bit16_operand): Use satisfies_constraint_Ilw.
+	(m32c_1mask8_operand): Use satisfies_constraint_ImB.
+	(m32c_1mask16_operand): Use satisfies_constraint_Imw.
+
+2012-08-21  Nathan Froyd  <froydnj@gcc.gnu.org>
+
+	* config/mep/mep.h (REG_CLASS_FROM_CONSTRAINT): Delete.
+	(CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
+	(CONSTRAINT_LEN, EXTRA_CONSTRAINT): Delete.
+	* config/mep/mep.c (mep_reg_class_from_constraint): Delete.
+	(mep_const_ok_for_letter_p, mep_extra_constraint): Delete.
+	* config/mep/mep-protos.h (mep_reg_class_from_constraint): Delete.
+	(mep_const_ok_for_letter_p, mep_extra_constraint): Delete.
+
+2012-08-21  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.md (cmpeqdi_t, cmpgtdi_t, cmpgedi_t, cmpgeudi_t,
+	cmpgtudi_t, *movsicc_t_false, *movsicc_t_true, divsi_inv20, negsi_cond,
+	truncdihi2, ic_invalidate_line_i, ic_invalidate_line_sh4a,
+	ic_invalidate_line_media, movdf_i4, calli_pcrel, call_valuei,
+	call_valuei_pcrel, sibcalli_pcrel, sibcall_compact,
+	sibcall_valuei_pcrel, sibcall_value_compact, casesi_worker_1,
+	casesi_worker_2, bandreg_m2a, borreg_m2a, bxorreg_m2a, sp_switch_1,
+	sp_switch_2, stack_protect_set_si, stack_protect_set_si_media,
+	stack_protect_set_di_media, stack_protect_test_si,
+	stack_protect_test_si_media, stack_protect_test_di_media): Convert to
+	multi-line asm output strings.
+	(divsi_inv_qitable, divsi_inv_hitable): Use single-alternative asm
+	output.
+	(*andsi3_bclr, rotldi3_mextr, rotrdi3_mextr, calli,
+	call_valuei_tbr_rel, movml_push_banked, movml_pop_banked, bclr_m2a,
+	bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a, bldsign_m2a,
+	bld_reg, *bld_regqi, band_m2a, bor_m2a, bxor_m2a, mextr_rl, *mextr_lr):
+	Use tab char instead of '\\t'.
+	(iordi3): Use braced string.
+	(*movsi_pop): Use tab chars instead of spaces.
+
+2012-08-21  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/39423
+	* config/sh/sh.md (*movhi_index_disp): Add support for SH2A
+	movu.w insn.
+
+2012-08-21  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR middle-end/54332
+	* df-scan.c (df_bb_verify): Restore df_free_collection_rec call
+	inside the insn traversal loop.
+
+	* vec.h (vec_reserve): Remove the stack allocation check.
+
+2012-08-21  Marc Glisse  <marc.glisse@inria.fr>
+
+	* fold-const.c (fold_ternary_loc): Detect identity permutations.
+	Canonicalize permutations more.
+	* tree-ssa-forwprop.c (is_combined_permutation_identity): New function.
+	(simplify_permutation): Likewise.
+	(ssa_forward_propagate_and_combine): Call it.
+
+2012-08-21  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
+	the affine expansion cache.
+	* tree-ssa-dom.c (free_expr_hash_elt_contents): New function,
+	split out from ...
+	(free_expr_hash_elt): ... this one.
+	(record_cond): Properly free a not needed hashtable element.
+	(lookup_avail_expr): Likewise.
+	* tree-into-ssa.c (init_ssa_renamer): Specify a free function
+	for the var_infos hashtable.
+	(update_ssa): Likewise.
+
+2012-08-21  Richard Guenther  <rguenther@suse.de>
+
+	* alloc-pool.c (pool_alloc): Fix valgrind annotation.
+	* tree.h: Fix typo and complete flags documentation.
+
+2012-08-21  Richard Guenther  <rguenther@suse.de>
+
+	* tree.h (struct tree_base): Add union to make it possible to
+	re-use the upper 4 bytes for tree codes that do not need as
+	many flags as others.  Move visited and default_def_flag to
+	common bits section in exchange for saturating_flag and
+	unsigned_flag.  Add SSA name version and tree vec length
+	fields here.
+	(struct tree_vec): Remove length field here.
+	(struct tree_ssa_name): Remove version field here.
+
+2012-08-20  Jan Hubicka  <jh@suse.cz>
+
+	PR fortran/48636
+	* ipa-inline.c (want_inline_small_function_p): Take loop_iterations
+	hint.
+	(edge_badness): Likewise.
+	* ipa-inline.h (inline_hints_vals): Add INLINE_HINT_loop_iterations.
+	(inline_summary): Add loop_iterations.
+	* ipa-inline-analysis.c: Include tree-scalar-evolution.h.
+	(dump_inline_hints): Dump loop_iterations.
+	(reset_inline_summary): Free loop_iterations.
+	(inline_node_duplication_hook): Update loop_iterations.
+	(dump_inline_summary): Dump loop_iterations.
+	(will_be_nonconstant_expr_predicate): New function.
+	(estimate_function_body_sizes): Analyze loops.
+	(estimate_node_size_and_time): Set hint loop_iterations.
+	(inline_merge_summary): Merge loop iterations.
+	(inline_read_section): Stream in loop_iterations.
+	(inline_write_summary): Stream out loop_iterations.
+
+2012-08-20  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54089
+	* config/sh/sh.md (rotcr, *rotcr, shar, shlr): New insns and splits.
+	(ashrdi3_k, lshrdi3_k): Rewrite as insn_and_split.
+	* config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p): New function.
+	* config/sh/sh-protos.h (sh_lshrsi_clobbers_t_reg_p): Declare it.
+
+2012-08-20  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/51244
+	* config/sh/sh.md (*cset_zero): New insns.
+
+2012-08-20  Mark Wielaard  <mjw@redhat.com>
+
+	* dwarf2out.h (enum dw_val_class): Add dw_val_class_high_pc.
+	* dwarf2out.c (dw_val_equal_p): Handle dw_val_class_high_pc.
+	(add_AT_low_high_pc): New function.
+	(AT_lbl): Handle dw_val_class_high_pc.
+	(print_die): Likewise.
+	(attr_checksum): Likewise.
+	(attr_checksum_ordered): Likewise.
+	(same_dw_val_p): Likewise.
+	(size_of_die): Likewise.
+	(value_format): Likewise.
+	(output_die): Likewise.
+	(gen_subprogram_die): Use add_AT_low_high_pc.
+	(add_high_low_attributes): Likewise.
+	(dwarf2out_finish): Likewise.
+
+2012-08-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/54294
+	* fwprop.c (all_uses_available_at): Ignore debug insns in between
+	def_insn and target_insn when checking whether the shortcut is
+	possible.
+
+2012-08-20  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* config/sparc/sparc.h (MAX_FIXED_MODE_SIZE): Define.
+
+2012-08-20  Patrick Marlier  <patrick.marlier@gmail.com>
+
+	PR middle-end/53992
+	* omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
+
+2012-08-20  Richard Earnshaw  <rearnsha@arm.com>
+
+	PR tree-ssa/54295
+	* tree-ssa-math-opts.c (is_widening_mult_rhs_p): Delete rhs_code
+	declaration and setter.
+
+2012-08-20  Richard Earnshaw  <rearnsha@arm.com>
+
+	PR tree-ssa/54295
+	* tree-ssa-math-opts.c (widening_mult_conversion_strippable_p):
+	New function.
+	(is_widening_mult_rhs_p): Use it.
+
+2012-08-20  Joseph Myers  <joseph@codesourcery.com>
+
+	* configure.ac (ffs): Check for declaration.
+	* configure, config.in: Regenerate.
+
+2012-08-20  Richard Guenther  <rguenther@suse.de>
+
+	* tree-flow.h (register_new_name_mapping): Remove.
+	* tree-into-ssa.c (register_new_name_mapping): Likewise.
+	(add_new_name_mapping): Do not push/pop timevar here.
+	(create_new_def_for): Instead do it here.  Initialize
+	update-ssa here, handle a NULL def.
+	* tree-vrp.c (build_assert_expr_for): Use create_new_def_for.
+
+2012-08-20  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54327
+	* gimple-fold.c (get_maxval_strlen): Do not walk use-def chains
+	if the use is registered for SSA update.
+
+2012-08-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/54321
+	* tree-ssa-forwprop.c (simplify_builtin_call): Pass 0 instead of 1
+	as second argument to tree_low_cst call on val2.
+
+2012-08-20  Richard Guenther  <rguenther@suse.de>
+
+	* gimple.h (gimple_statement_base): Annotate with GTY chain_next.
+
+2012-08-20  Richard Guenther  <rguenther@suse.de>
+
+	PR bootstrap/54326
+	* genoutput.c (note_constraint): Properly use CONST_CAST.
+
+2012-08-19  Nick Clifton  <nickc@redhat.com>
+
+	PR target/54306
+	* config/arm/mmintrin.h: Remove spurious #endif.
+
+2012-08-18  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
+
+	* config/avr/avr-log.c (avr_log_vadump): Properly use
+	int-promoted enum values.
+	* config/avr/avr.h (struct mcu_type_s): Change `arch' from
+	int to enum avr_arch.
+	* config/avr/gen-avr-mmcu-texi.c (main): Use correct initializer.
+
+2012-08-18  Jan Hubicka  <jh@suse.cz>
+
+	PR lto/45375
+	* ipa-inline.c (want_inline_small_function_p): Bypass
+	inline limits for hinted functions.
+	(edge_badness): Dump hints; decrease badness for hinted funcitons.
+	* ipa-inline.h (enum inline_hints_vals): New enum.
+	(inline_hints): New type.
+	(edge_growth_cache_entry): Add hints.
+	(dump_inline_summary): Update.
+	(dump_inline_hints): Declare.
+	(do_estimate_edge_hints): Declare.
+	(estimate_edge_hints): New inline function.
+	(reset_edge_growth_cache): Update.
+	* predict.c (cgraph_maybe_hot_edge_p): Do not ice on indirect edges.
+	* ipa-inline-analysis.c (dump_inline_hints): New function.
+	(estimate_edge_devirt_benefit): Return true when function should be
+	hinted.
+	(estimate_calls_size_and_time): New hints argument; set it when
+	devritualization happens.
+	(estimate_node_size_and_time): New hints argument.
+	(do_estimate_edge_time): Cache hints.
+	(do_estimate_edge_growth): Update.
+	(do_estimate_edge_hints): New function
+
+2012-08-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR middle-end/53823
+	* expmed.c (expand_mult): Skip synth_mult for negative coefficients
+	if the mode is larger than a wide int and it is too costly to multiply
+	by a positive multiplier and negate the result.
+
+2012-08-18  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* sparseset.c (sparseset_alloc): Use non-clearing allocation.  Tell
+	valgrind not to worry about reading from unitialized memory.
+
+2012-08-18  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR middle-end/54313
+	* dse.c (dse_step7): Don't free kill_on_calls bitmap, it is
+	freed when its obstack is release.
+
+2012-08-18  Andrew Pinski  <pinskia@gmail.com>
+
+	* alloc-pool.c (pool_alloc): Add valgrind markers.
+	(pool_free): Likewise.
+
+2012-08-17  Walter Lee  <walt@tilera.com>
+
+	* config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
+	(FEEDBACK_ENTER): Define.
+	(FEEDBACK_REENTER): Define.
+	(FEEDBACK_ENTRY): Define.
+	* config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
+	(FEEDBACK_ENTER): Define.
+	(FEEDBACK_REENTER): Define.
+	(FEEDBACK_ENTRY): Define.
+
+2012-08-17  H.J. Lu  <hongjiu.lu@intel.com>
+	    Gary Funck <gary@intrepid.com>
+
+	PR target/20020
+	* config/i386/i386.c (ix86_member_type_forces_blk): New function.
+	(TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
+	* config/i386/i386.h (MAX_FIXED_MODE_SIZE): New macro.
+
+2012-08-17  Marc Glisse  <marc.glisse@inria.fr>
+
+	* simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
+	a concatenation.
+
+2012-08-17  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* stor-layout.c (compute_record_mode): Replace
+	MEMBER_TYPE_FORCES_BLK with targetm.member_type_forces_blk.
+	(layout_type): Likewise.
+	* system.h: Poison MEMBER_TYPE_FORCES_BLK.
+	* target.def (member_type_forces_blk): New target hook.
+	* targhooks.c (default_member_type_forces_blk): New.
+	* targhooks.h (default_member_type_forces_blk): Likewise.
+	* doc/tm.texi.in (MEMBER_TYPE_FORCES_BLK): Removed.
+	(TARGET_MEMBER_TYPE_FORCES_BLK): New hook.
+	* doc/tm.texi: Regenerated.
+	* config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Removed.
+	* config/ia64/ia64.c (ia64_member_type_forces_blk): New function.
+	(TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
+	* config/rs6000/rs6000.c (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
+	(rs6000_member_type_forces_blk): New function.
+	* config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Removed.
+	* config/xtensa/xtensa.c (xtensa_member_type_forces_blk): New function.
+	(TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
+	* config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Removed.
+
+2012-08-17  Diego Novillo  <dnovillo@google.com>
+
+	PR bootstrap/54281
+	* configure.ac: Add libintl.h to AC_CHECK_HEADERS list.
+	* config.in: Regenerate.
+	* configure: Regenerate.
+	* intl.h: Always include libintl.h if HAVE_LIBINTL_H is set.
+
+2012-08-17  Richard Guenther  <rguenther@suse.de>
+
+	* bitmap.h (struct bitmap_element_def): GTY annotate next/prev.
+	(struct bitmap_head_def): GTY skip current field.
+
+2012-08-17  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR middle-end/54146
+	* tree-ssa-loop-im.c (lim_bitmap_obstack): New bitmap_obstack.
+	(memref_free): Don't free the bitmaps individually here.
+	(mem_ref_alloc): Allocate the bitmaps on the new bitmap obstack.
+	(analyze_memory_references): Likewise.
+	(tree_ssa_lim_initialize): Initialize the new bitmap obstack.
+	(tree_ssa_lim_finalize): Release it.
+	* dse.c (dse_bitmap_obstack): New bitmap obstack.
+	(dse_obstack): New obstack.
+	(get_group_info): Allocate the bitmaps on the new bitmap obstack.
+	(dse_step0): Allocate the scratch bitmap on reg_obstack.  Initialize
+	the new bitmap obstack and normal obstack.  Use XNEWVEC for bb_table.
+	(record_store): Allocate regs_set on reg_obstack.
+	(dse_step1): Allocate regs_live on reg_obstack.
+	(dse_step2_init): Allocate offset_map_n and offset_map_p on the new
+	obstack.
+	(dse_step3_scan): Allocate bitmaps on the new bitmap obstack.
+	(dse_step3): Likewise.
+	(dse_confluence_0): Likewise.
+	(dse_confluence_n): Likewise.
+	(dse_transfer_function): Likewise.
+	(dse_step7): Destroy the new obstacks, and everything allocated on
+	them, in one big sweep.
+	(rest_of_handle_dse): Update.
+	* cfgexpand.c (stack_var_bitmap_obstack): New bitmap obstack.
+	(add_stack_var_conflict): Allocate bitmaps on it.
+	(add_scope_conflicts_1): Likewise.
+	(add_scope_conflicts): Likewise.
+	(update_alias_info_with_stack_vars): Likewise.
+	(init_vars_expansion): Move TREE_USED fiddling expand_used_vars.
+	Initialize the new bitmap obstack.
+	(fini_vars_expansion): Release it.
+	(estimated_stack_frame_size): Use init_vars_expansion to set things up
+	and always clean up at the end.
+	(expand_used_vars): Do the TREE_USED trickery here.  Always call
+	fini_vars_expansion.
+	* tree-ssa-live.h (struct tree_live_info_d): Make livein and liveout
+	arrays of bitmap_head to avoid one indirection per bitmap access.
+	(live_on_entry, live_on_exit, live_var_map, live_merge_and_clear,
+	make_live_on_entry): Update.
+	* tree-ssa-live.c (partition_view_bitmap): Don't double-free 'used'.
+	(liveness_bitmap_obstack): New bitmap obstack.
+	(remove_unused_locals): Use it to allocate all bitmaps on.  Update
+	for livein/liveout changes in tree-ssa-live.h.
+	(delete_tree_live_info): Release the bitmap obstack.
+	(loe_visit_block, live_worklist, set_var_live_on_entry,
+	calculate_live_on_exit, dump_live_info): Update.
+	(calculate_live_ranges): Initialize the bitmap.
+	* tree-ssa-ter.c (ter_bitmap_obstack): New bitmap obstack.
+	(new_temp_expr_table): Allocate bitmap on it.
+	(make_dependent_on_partition, add_to_partition_kill_list,
+	add_dependence, process_replaceable): Likewise.
+	(find_replaceable_exprs): Initialize and release the new obstack here.
+	* df-problems.c (df_lr_add_problem): Allocate persistent bitmap
+	for out_of_date_transfer_functions on df_bitmap_obstack.
+	(df_live_add_problem): Likewise.
+	(df_chain_add_problem): Likewise.
+	(df_word_lr_add_problem): Likewise.
+
+2012-08-17  Nick Clifton  <nickc@redhat.com>
+
+	* config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
+	(branch_true): Likewise.
+	(branch_false): Likewise.
+
+	* config/mcore/mcore.md (cbranchsi4): Remove mode from comparison.
+
+	* config/iq2000/iq2000.md (cbranchsi4): Remove mode from
+	comparison and label.
+	(branch_zero): Likewise.
+	(branch_zero_inverted): Likewise.
+	(branch_equality): Likewise.
+	(branch_equality_inverted): Likewise.
+	(extend-and-compare): Disable until reload issues can be resolved.
+	* config/iq2000/iq2000.c (gen_conditional_branch): Use VOIDmode
+	for comparison.
+	(iq2000_function_arg_advance): Remove CONST_CAST2.
+
+	* config/mep/t-mep (mep-pragma.o): Use $(COMPILER) to compile
+	mep-pragma.c.
+
+2012-08-17  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/t-avr (gen-avr-mmcu-texi): Use $(CC) to compile
+	gen-avr-mmcu-texi.c.
+
+2012-08-17  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm.md (arm_addsi3): New variant for Thumb2 16-bit ADD instruction.
+	* arm.c (thumb2_reorg): Don't convert an ADD instruction that's
+	already 16 bits.
+
+2012-08-17  Richard Guenther  <rguenther@suse.de>
+
+	* hash-table.h (class hash_table): Use a descriptor template
+	argument instead of decomposed element type and support functions.
+	(struct pointer_hash): New generic typed pointer-hash.
+	(struct typed_free_remove, struct typed_noop_remove): Generic
+	hash_table support pieces.
+	* coverage.c (struct counts_entry): Add hash_table support members.
+	* tree-ssa-ccp.c (gimple_htab): Use pointer_hash.
+	* tree-ssa-coalesce.c (struct ssa_name_var_hash): New generic
+	SSA name by SSA_NAME_VAR hash.
+	(coalesce_ssa_name): Use it.
+	* tree-ssa-pre.c (struct pre_expr_d): Add hash_table support.
+	(expression_to_id): Adjust.
+	(struct expr_pred_trans_d): Add hash_table support.
+	(phi_translate_table): Adjust.
+	(phi_trans_lookup): Likewise.
+	(phi_trans_add): Likewise.
+	(do_regular_insertion): Likewise.
+	* tree-ssa-tail-merge.c (struct same_succ_def): Add hash_table support.
+	(same_succ_htab): Adjust.
+	(find_same_succ_bb): Likewise.
+	(find_same_succ): Likewise.
+	(update_worklist): Likewise.
+	* tree-ssa-threadupdate.c (struct redirection_data): Add hash_table
+	support.
+	(redirection_data): Adjust.
+
+2012-08-17  Richard Guenther  <rguenther@suse.de>
+
+	* params.def (integer-share-limit): Decrease from 256 to 251,
+	add rationale.
+
+2012-08-17  Richard Guenther  <rguenther@suse.de>
+
+	* tree-sra.c (modify_function): Free redirect_callers vector.
+	* ipa-split.c (split_function): Free args_to_pass vector.
+	* tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Free
+	body_cost_vec properly.
+	(vect_enhance_data_refs_alignment): Likewise.
+	* tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
+	vec_oprnds.
+	(new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
+	* tree-vect-slp.c (vect_free_slp_instance): Free the instance.
+	(vect_analyze_slp_instance): Free everything.
+	(destroy_bb_vec_info): Free the SLP instances.
+
+2012-08-17  Iain Sandoe  <iain@codesourcery.com>
+
+	* config/rs6000/rs6000.c (macho_branch_islands): Adjust for changes
+	to vec.h.
+
+2012-08-17  Jakub Jelinek  <jakub@redhat.com>
+
+	* doc/invoke.texi (-Wsizeof-pointer-memaccess): Document.
+
+2012-08-16  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* config/mips/mips-dsp.md (mips_dpau_h_qbl, mips_dpau_h_qbr)
+	(mips_dpsu_h_qbl, mips_dpsu_h_qbr, mips_dpaq_s_w_ph)
+	(mips_dpsq_s_w_ph, mips_mulsaq_s_w_ph, mips_dpaq_sa_l_w)
+	(mips_dpsq_sa_l_w, mips_maq_s_w_phl, mips_maq_s_w_phr)
+	(mips_maq_sa_w_phl, mips_maq_sa_w_phr): Add accum_in attribute.
+
+2012-08-16  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54236
+	* config/sh/sh.md (addc): Add commutative modifier.
+	(*addc, *minus_plus_one, *subc, *negc): New insns and splits.
+
+2012-08-16  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/39423
+	* config/sh/sh.md (*movsi_index_disp, *movhi_index_disp): Handle
+	potential T_REG clobber.  Convert zero extending split to
+	insn_and_split.
+
+2012-08-16  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54089
+	* config/sh/sh.md (ashlsi3_d): Do not split if it would result
+	in a T_REG clobber.  Correct comment.
+	(ashlsi3_n): Correct comment.
+
+2012-08-16  Hans-Peter Nilsson  <hp@axis.com>
+
+	PR middle-end/54261
+	* optabs.c (expand_atomic_fetch_op): Save and restore code when
+	retrying after failed attempt.
+
+2012-08-16  Yuri Rumyantsev  <ysrumyan@gmail.com>
+
+	* config/i386/i386-protos.h (ix86_split_lea_for_addr) : Add
+	additional argument.
+	* config/i386/i386.md (ix86_split_lea_for_addr) : Add
+	additional argument curr_insn.
+	* config/i386/i386.c (ix86_split_lea_for_addr): Load base or index
+	register first, depending on their defintion distances.
+	(ix86_lea_outperforms): Prefer LEA only if split cost exceeds
+	AGU stall.
+	(find_nearest_reg-def): New function. Find register with
+	nearest definition.
+
+2012-08-16  Walter Lee  <walt@tilera.com>
+
+	* config.gcc (tilegx-*-linux*): Add feedback.h.
+	(tilepro-*-linux*): Likewise.
+	* config/tilegx/feedback.h: New file.
+	* config/tilepro/feedback.h: New file.
+
+2012-08-16  Diego Novillo  <dnovillo@google.com>
+
+	Revert
+
+	PR bootstrap/54281
+	* double-int.h: Move including of gmp.h ...
+	* system.h: ... here.
+	* realmpfr.h: Do not include gmp.h.
+	* tree-ssa-loop-niter.c: Do not include gmp.h.
+
+2012-08-16  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* config/rs6000/darwin.h (TARGET_IEEE_QUAD): Fix comment.
+
+2012-08-16  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/54146
+	* tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
+	exit vector.
+	* ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
+	* cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
+	* tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
+	* tree-into-ssa.c (get_ssa_name_ann): Allocate info only when needed.
+	* tree-ssa-loop-im.c (analyze_memory_references): Adjust.
+	(tree_ssa_lim_finalize): Free all mem_refs.
+	* tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
+	scc when bailing out.
+	* modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
+	* ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
+	* graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
+	FOR_EACH_LOOP_BREAK.
+
+2012-08-16  Diego Novillo  <dnovillo@google.com>
+
+	PR bootstrap/54281
+	* double-int.h: Move including of gmp.h ...
+	* system.h: ... here.
+	* realmpfr.h: Do not include gmp.h.
+	* tree-ssa-loop-niter.c: Do not include gmp.h.
+
+2012-08-16  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR middle-end/54146
+	* tree-flow.h (compute_global_livein): Remove prototype.
+	* tree-into-ssa.c (compute_global_livein): Remove function.
+	* tree-ssa-loop-manip.c: Include gimple-pretty-print.h.
+	(find_sibling_superloop): New function.
+	(compute_live_loop_exits): New function.
+	(add_exit_phis_edge): Rename to add_exit_phi.  Do not allow
+	inserting a PHI in a block that is not a loop exit for VAR.
+	Add dumping if TDF_DETAILS.
+	(add_exit_phis_var): Rewrite.
+	(add_exit_phis): Update.
+	(get_loops_exits): Rewrite to return an array of per-loop exits
+	rather than one bitmap with all loop exits.
+	(find_uses_to_rename_bb): Ignore virtual PHI nodes.
+	(rewrite_into_loop_closed_ssa): Update.
+
+2012-08-16  Nick Clifton  <nickc@redhat.com>
+
+	* config/i386/i386elf.h (ASM_OUTPUT_ASCII): Cast _ascii_bytes
+	before passing it to ASM_OUTPUT_LIMITED_STRING.
+
+	* config/bfin/bfin.c (hwloop_optimize): Fix use of VEC_last macro.
+
+	* config/avr/t-avr: Replace occurrences of $(CC) with $(COMPILER).
+	* config/avr/avr.c (avr_legitimize_reload_address): Add casts
+	for reload_type enums.
+	(DEF_BUILTIN): Cast the icode to enum insn_code.
+
+2012-08-15  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* config/rs6000/aix43.h (ASM_CPU_SPEC): Use %(asm_default)
+	instead of -mppc.
+	* config/rs6000/aix51.h (ASM_CPU_SPEC): Ditto.
+
+2012-08-15  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* config/rs6000/aix43.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
+	(RS6000_CALL_GLUE): Adjust for single assembler syntax.
+	* config/rs6000/aix51.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
+	* config/rs6000/aix52.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
+	* config/rs6000/aix53.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
+	* config/rs6000/aix61.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
+	* config/rs6000/darwin.h (TARGET_DEFAULT): Ditto.
+	* config/rs6000/darwin.md (whole file): Adjust to single
+	assembler syntax.
+	* config/rs6000/darwin64.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
+	* config/rs6000/default64.h (TARGET_DEFAULT): Ditto.
+	* config/rs6000/dfp.md: (whole file): Adjust to single
+	assembler syntax.
+	* config/rs6000/eabi.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
+	* config/rs6000/eabialtivec.h (TARGET_DEFAULT): Ditto.
+	* config/rs6000/eabispe.h (TARGET_DEFAULT): Ditto.
+	* config/rs6000/linuxaltivec.h (TARGET_DEFAULT): Ditto.
+	* config/rs6000/linuxspe.h (TARGET_DEFAULT): Ditto.
+	* config/rs6000/rs6000-cpus.def (whole file): Delete POWERPC_BASE_MASK.
+	* config/rs6000/rs6000-tables.opt: Regenerate.
+	* config/rs6000/rs6000.c (POWERPC_BASE_MASK): Delete.
+	(num_insns_constant_wide): Adjust comments.
+	(whole file): Adjust to single assembler syntax.
+	(output_cbranch): Adjust comment.
+	* config/rs6000/rs6000.h (ASSEMBLER_DIALECT): Delete.
+	* config/rs6000/rs6000.md: (whole file): Adjust to single
+	assembler syntax.
+	* config/rs6000/rs6000.opt (mnew-mnemonics): Delete.
+	(mold-mnemonics): Delete.
+	* config/rs6000/spe.md: (whole file): Adjust to single
+	assembler syntax.
+	* config/rs6000/sync.md: (whole file): Adjust to single
+	assembler syntax.
+	* config/rs6000/sysv4.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
+	(ASM_OUTPUT_REG_PUSH): Adjust.
+	(ASM_OUTPUT_REG_POP): Adjust.
+	* config/rs6000/sysv4le.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
+	* config/rs6000/vsx.md: (whole file): Adjust to single
+	assembler syntax.
+	* config/rs6000/vxworks.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
+	* doc/invoke.texi: Adjust documentation to reflect the
+	removal of -mnew-mnemonics and -mold-mnemonics.
+
+2012-08-15  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* common/config/rs6000/rs6000-common.c (rs6000_handle_option):
+	Delete handling for -mno-powerpc and -mpowerpc.
+	* config/rs6000/aix43.h (ASM_CPU_SPEC): Similar.
+	(ASM_DEFAULT_SPEC): Use -mppc instead of -mcom.
+	* config/rs6000/aix51.h (ASM_CPU_SPEC, ASM_DEFAULT_SPEC): Ditto.
+	* config/rs6000/aix52.h (TARGET_DEFAULT): Delete MASK_POWERPC.
+	* config/rs6000/aix53.h (TARGET_DEFAULT): Ditto.
+	* config/rs6000/aix61.h (TARGET_DEFAULT): Ditto.
+	* config/rs6000/darwin.h (TARGET_DEFAULT): Ditto.
+	* config/rs6000/darwin64.h (TARGET_DEFAULT): Ditto.
+	* config/rs6000/default64.h (TARGET_DEFAULT): Ditto.
+	* config/rs6000/driver-rs6000.c (asm_names): Delete handling
+	for -mcpu=common and -mpowerpc.
+	* config/rs6000/eabi.h (TARGET_DEFAULT): Delete MASK_POWERPC.
+	* config/rs6000/eabialtivec.h (TARGET_DEFAULT): Ditto.
+	* config/rs6000/eabispe.h (TARGET_DEFAULT): Ditto.
+	* config/rs6000/linuxaltivec.h (TARGET_DEFAULT): Ditto.
+	* config/rs6000/linuxspe.h (TARGET_DEFAULT): Ditto.
+	* config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING):
+	Use RS6000_BTM_ALWAYS instead of RS6000_BTM_POWERPC.
+	* config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
+	(rs6000_cpu_cpp_builtins): Adjust.
+	* config/rs6000/rs6000.c (POWERPC_BASE_MASK): Delete MASK_POWERPC.
+	(rs6000_builtin_mask_calculate): Adjust.
+	(rs6000_emit_move): Delete code for ! TARGET_POWERPC.
+	(rs6000_init_libfuncs): Ditto.
+	(rs6000_output_function_prologue): Ditto.
+	(rs6000_opt_masks): Delete MASK_POWERPC.
+	(rs6000_builtin_mask_names): Delete RS6000_BTM_POWERPC.
+	* config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete handling for -mpowerpc.
+	(RS6000_BTM_POWERPC): Delete.
+	(RS6000_BTM_COMMON): Delete RS6000_BTM_POWERPC.
+	* config/rs6000/rs6000.md (extendqisi2 patterns): Adjust for
+	TARGET_POWERPC always on.
+	(extendqihi2 patterns): Similar.
+	(various unnamed subtract patterns): Similar.
+	(bswaphi2 patterns): Similar.
+	(divmodsi4): Similar.
+	(udiv<GPR:mode>3): Similar.
+	(div<GPR:mode>3 patterns): Similar.
+	(udivmodsi4): Similar.
+	(mulhcall): Delete.
+	(mullcall): Delete.
+	(divss_call): Delete.
+	(divus_call): Delete.
+	(quoss_call): Delete.
+	(quous_call): Delete.
+	(insvsi patterns): Adjust.
+	(addsf3 patterns): Adjust.
+	(subsf3 patterns): Adjust.
+	(mulsf3 patterns): Adjust.
+	(divsf3 patterns): Adjust.
+	(*fmasf4_fpr): Adjust.
+	(*fmssf4_fpr): Adjust.
+	(*nfmasf4_fpr): Adjust.
+	(*nfmssf4_fpr): Adjust.
+	(*floatunssidf2_internal): Adjust.
+	(fix_trunc<SFDF:mode>si2_internal): Adjust.
+	(fctiwz_<SFDF:mode>): Adjust.
+	(mulsidi3 patterns): Adjust.
+	(smulsi3_highpart patterns): Adjust.
+	(umulsi3_highpart patterns): Adjust.
+	(fix_trunctfsi2 patterns): Adjust.
+	(prefetch): Adjust.
+	* config/rs6000/rs6000.opt (mpowerpc): Replace by stub option.
+	(mno-powerpc): Delete.
+	* config/rs6000/sync.md (load_locked<ATOMIC:mode>): Adjust.
+	(store_conditional<ATOMIC:mode>): Adjust.
+	(atomic_compare_and_swap<ATOMIC:mode>): Adjust.
+	(atomic_exchange<ATOMIC:mode>): Adjust.
+	(atomic_<fetchop_name><ATOMIC:mode>): Adjust.
+	(atomic_nand<ATOMIC:mode>): Adjust.
+	(atomic_fetch_<fetchop_name><ATOMIC:mode>): Adjust.
+	(atomic_fetch_nand<ATOMIC:mode>): Adjust.
+	(atomic_<fetchop_name>_fetch<ATOMIC:mode>): Adjust.
+	(atomic_nand_fetch<ATOMIC:mode>): Adjust.
+	* config/rs6000/sysv4.h (TARGET_DEFAULT): Delete MASK_POWERPC.
+	* config/rs6000/sysv4le.h (TARGET_DEFAULT): Ditto.
+	* config/rs6000/vxworks.h (TARGET_DEFAULT): Ditto.
+	* doc/invoke.texi: Adjust documentation.
+
+2012-08-15  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* config/rs6000/rs6000.h (RS6000_BTM_ALWAYS): New.
+
+2012-08-15  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* config/rs6000/aix52.h (ASM_CPU_SPEC): Fix typo.
+	* config/rs6000/aix53.h (ASM_CPU_SPEC): Ditto.
+	* config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
+	* config/rs6000/driver-rs6000.c (asm_names): Ditto.
+
+2012-08-15  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	PR target/54142
+	* config/rs6000/driver-rs6000.c (asm_names): Use %(asm_default)
+	instead of -mcom.
+	* config/rs6000/rs6000.h (ASM_CPU_SPEC): Ditto.
+
+2012-08-15  Sandra Loosemore  <sandra@codesourcery.com>
+	    Maxim Kuvyrkov  <maxim@codesourcery.com>
+	    Julian Brown  <julian@codesourcery.com>
+	    MIPS Technologies, Inc.
+
+	* config/mips/mips.md (dspmac, dspmacsat, accext, accmod, dspalu)
+	(dspalusat): Add insn types.
+	* config/mips/mips-dsp.md (add<DSPV:mode>3)
+	(mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>)
+	(sub<DSPV:mode>3, mips_sub<DSP:dspfmt1>_s_<DSP:dspfmt2>, mips_addsc)
+	(mips_addwc, mips_modsub, mips_raddu_w_qb, mips_absq_s_<DSPQ:dspfmt2>)
+	(mips_precrq_qb_ph, mips_precrq_ph_w, mips_precrq_rs_ph_w)
+	(mips_precrqu_s_qb_ph, mips_preceq_w_phl, mips_preceq_w_phr)
+	(mips_precequ_ph_qbl, mips_precequ_ph_qbr, mips_precequ_ph_qbla)
+	(mips_precequ_ph_qbra, mips_preceu_ph_qbl, mips_preceu_ph_qbr)
+	(mips_preceu_ph_qbla, mips_preceu_ph_qbra, mips_shll_<DSPV:dspfmt2>)
+	(mips_shll_s_<DSPQ:dspfmt2>, mips_shll_s_<DSPQ:dspfmt2>, mips_shrl_qb)
+	(mips_shra_ph, mips_shra_r_<DSPQ:dspfmt2>, mips_bitrev, mips_insv)
+	(mips_repl_qb, mips_repl_ph)
+	(mips_cmp<DSPV:dspfmt1_1>_eq_<DSPV:dspfmt2>)
+	(mips_cmp<DSPV:dspfmt1_1>_lt_<DSPV:dspfmt2>)
+	(mips_cmp<DSPV:dspfmt1_1>_le_<DSPV:dspfmt2>, mips_cmpgu_eq_qb)
+	(mips_cmpgu_lt_qb, mips_cmpgu_le_qb, mips_pick_<DSPV:dspfmt2>)
+	(mips_packrl_ph, mips_wrdsp, mips_rddsp): Change type to dspalu.
+	(mips_dpau_h_qbl, mips_dpau_h_qbr, mips_dpsu_h_qbl, mips_dpsu_h_qbr)
+	(mips_dpaq_s_w_ph, mips_dpsq_s_w_ph, mips_mulsaq_s_w_ph)
+	(mips_maq_s_w_phl, mips_maq_s_w_phr, mips_maq_sa_w_phr): Set type to
+	dspmac.
+	(mips_dpaq_sa_l_w, mips_dpsq_sa_l_w, mips_maq_sa_w_phl): Set type to
+	dspmacsat.
+	(mips_extr_w, mips_extr_r_w, mips_extr_rs_w, mips_extp, mips_extpdp):
+	Set type to accext.
+	(mips_shilo, mips_mthlip): Set type to accmod.
+	* config/mips/mips-dspr2.md (mips_absq_s_qb, mips_addu_s_ph)
+	(mips_adduh_r_qb): Set type to dspalusat.
+	(mips_addu_ph, mips_adduh_qb, mips_append, mips_balign)
+	(mips_cmpgdu_eq_qb, mips_cmpgdu_lt_qb, mips_cmpgdu_le_qb)
+	(mips_precr_qb_ph, mips_precr_sra_ph_w, mips_precr_sra_r_ph_w)
+	(mips_prepend, mips_shra_qb, mips_shra_r_qb, mips_shrl_ph)
+	(mips_subu_ph, mips_subuh_qb, mips_subuh_r_qb, mips_addqh_ph)
+	(mips_addqh_r_ph, mips_addqh_w, mips_addqh_r_w, mips_subqh_ph)
+	(mips_subqh_r_ph, mips_subqh_w, mips_subqh_r_w): Set type to dspalu.
+	(mips_dpa_w_ph, mips_dps_w_ph, mips_mulsa_w_ph, mips_dpax_w_ph)
+	(mips_dpsx_w_ph, mips_dpaqx_s_w_ph, mips_dpsqx_s_w_ph): Set type to
+	dspmac.  Set accum_in attribute.
+	(mips_subu_s_ph): Set type to dspalusat.
+	(mips_dpaqx_sa_w_ph, mips_dpsqx_sa_w_ph): Set type to dspmacsat.
+	Set accum_in attribute.
+	* config/mips/mips-protos.h (mips_dspalu_bypass_p): Add prototype.
+	* config/mips/mips.c (dspalu_bypass_table): New.
+	(mips_dspalu_bypass_p): New.
+	* config/mips/24k.md (r24k_dsp_alu, r24k_dsp_mac, r24k_dsp_mac_sat)
+	(r24k_dsp_acc_ext, r24k_dsp_acc_mod): New insn reservations.
+	(r24k_int_mult, r24k_int_mthilo, r24k_dsp_mac, r24k_dsp_mac_sat)
+	(r24k_dsp_acc_ext, r24k_dsp_acc_mod, r24k_dsp_alu): New bypasses.
+	* config/mips/74k.md (r74k_dsp_alu, r74k_dsp_alu_sat, r74k_dsp_mac)
+	(r74k_dsp_mac_sat, r74k_dsp_acc_ext, r74k_dsp_acc_mod): New insn
+	reservations.
+	(r74k_dsp_mac, r74k_dsp_mac_sat, r74k_int_mult, r74k_int_mul3)
+	(r74k_dsp_mac, r74k_dsp_mac_sat): New bypasses.
+
+2012-08-15  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	* config/spu/spu.c: Include "cfgloop.h".
+	(spu_machine_dependent_reorg): Call loop_optimizer_init and
+	loop_optimizer_finalize.  Use bb_loop_depth instead of loop_depth.
+	Directly compare loop_father values where appropriate.
+	* config/spu/t-spu-elf (spu.o): Update dependencies.
+
+2012-08-15  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* Makefile.in (tree-cfg.o): Also depend on $(TARGET_H).
+
+2012-08-15  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	PR tree-optimization/54245
+	* gimple-ssa-strength-reduction.c (legal_cast_p_1): New function.
+	(legal_cast_p): Split out logic to legal_cast_p_1.
+	(analyze_increments): Avoid introducing multiplies in smaller types.
+
+2012-08-15  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	PR tree-optimization/54240
+	* tree-ssa-phiopt.c (hoist_adjacent_loads): Correct test for
+	existence of conditional move with given mode.
+
+2012-08-15  Richard Guenther  <rguenther@suse.de>
+
+	* double-int.h (double_int::from_unsigned): Rename to ...
+	(double_int::from_uhwi): ... this.
+	(double_int::from_signed): Rename to ...
+	(double_int::from_shwi): ... this.
+	(double_int::to_signed): Rename to ...
+	(double_int::to_shwi): ... this.
+	(double_int::to_unsigned): Rename to ...
+	(double_int::to_uhwi): ... this.
+	(double_int::fits_unsigned): Rename to ...
+	(double_int::fits_uhwi): ... this.
+	(double_int::fits_signed): Rename to ...
+	(double_int::fits_shwi): ... this.
+	(double_int::fits): Rename to ...
+	(double_int::fits_hwi): ... this.
+	* double-int.c: Likewise.
+
+2012-08-15  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* timevar.def (TV_VARPOOL, TV_WHOPR_WPA_LTRANS_EXEC, TV_LIFE,
+	TV_LIFE_UPDATE, TV_DF_UREC, TV_INLINE_HEURISTICS,
+	TV_TREE_LINEAR_TRANSFORM, TV_TREE_LOOP_INIT, TV_TREE_LOOP_FINI,
+	TV_VPT, TV_LOCAL_ALLOC, TV_GLOBAL_ALLOC, TV_SEQABSTR): Remove.
+	(TV_IPA_INLINING, TV_FLATTEN_INLINING, TV_EARLY_INLINING,
+	TV_INLINE_PARAMETERS, TV_LOOP_INIT, TV_LOOP_FINI): New.
+	* timevar.c (timevar_print): Make printing width of timevar names
+	more flexible, but enforce maximum length.
+	* ipa-inline.c (pass_early_inline): Use TV_EARLY_INLINING.
+	(pass_ipa_inline): Use TV_IPA_INLINING.
+	* ipa-inline-analysis.c (pass_inline_parameters): Use
+	TV_INLINE_HEURISTICS.
+	* tree-ssa-loop.c (pass_tree_loop_init): No timevar for wrapper pass.
+	(pass_tree_loop_done): Likewise.
+	* final.c (pass_shorten_branches): Use TV_SHORTEN_BRANCH.
+	* loop-init.c (loop_optimizer_init): Push/pop TV_LOOP_INIT.
+	(loop_optimizer_finalize): Push/pop TV_LOOP_FINI.
+
+2012-08-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+
+	* config/arm/neon.md (neon_vaba<mode> VDQIW): Canonicalize operands.
+	(neon_vabal<mode> VDQIW): Likewise.
+
+2012-08-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+
+	PR target/54212
+	* config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
+	mark as predicable. Adjust asm template.
+	(vec_setv2di_internal): Likewise.
+	(vec_extract<mode> VD, VQ): Likewise.
+	(vec_extractv2di): Likewise.
+	(neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
+	(neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
+	(neon_vdup_n<mode> VX, V32): Likewise.
+	(neon_vdup_nv2di): Likewise.
+
+2012-08-14  Maxim Kuvyrkov  <maxim@codesourcery.com>
+
+	* config/mips/mips.md (define_attr accum_in): New instruction
+	attribute.  Set it for imadd and fmadd patterns.
+	* config/mips/mips.c (mips_linked_madd_p): Use accum_in to extract
+	accumulator register.
+
+2012-08-14  Diego Novillo  <dnovillo@google.com>
+
+	Merge from cxx-conversion branch.  Configury.
+
+	* configure.ac (CXX_FOR_BUILD): Define and substitute.
+	(BUILD_CXXFLAGS): Define.
+	Remove all handlers of ENABLE_BUILD_WITH_CXX.
+	Force all build to be with C++.
+	* Makefile.in (BUILD_CXXFLAGS): Use it.
+	Remove all handlers of ENABLE_BUILD_WITH_CXX.
+	* configure: Regenerate.
+	* config.in: Regenerate.
+	* doc/install.texi: Remove documentation for --enable-build-with-cxx
+	and --enable-build-poststage1-with-cxx.
+
+2012-08-14  Diego Novillo  <dnovillo@google.com>
+
+	Merge from cxx-conversion branch.  Re-implement VEC in C++.
+
+	* vec.c (vec_heap_free): Convert into a template function.
+	(vec_gc_o_reserve_1): Make extern.
+	(vec_gc_p_reserve): Remove.
+	(vec_gc_p_reserve_exact): Remove.
+	(vec_gc_o_reserve): Remove.
+	(vec_gc_o_reserve_exact): Remove.
+	(vec_heap_o_reserve_1): Make extern.
+	(vec_heap_p_reserve): Remove.
+	(vec_heap_p_reserve_exact): Remove.
+	(vec_heap_o_reserve): Remove.
+	(vec_heap_o_reserve_exact): Remove.
+	(vec_stack_p_reserve): Remove.
+	(vec_stack_p_reserve_exact): Remove.
+	* vec.h (VEC_CHECK_INFO, VEC_CHECK_DECL, VEC_CHECK_PASS, VEC_ASSERT,
+	VEC_ASSERT_FAIL, vec_assert_fail): Move earlier in the file.
+	(VEC): Define to vec_t<T>.
+	(vec_allocation_t): Define.
+	(struct vec_prefix): Move earlier in the file.
+	(vec_t<T>): New template.
+	(DEF_VEC_I, DEF_VECL_ALLOC_I, DEF_VEC_P, DEF_VEC_ALLOC_P,
+	DEF_VEC_O, DEF_VEC_ALLOC_P, DEF_VEC_O, DEF_VEC_ALLOC_O,
+	DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_O_STACK,
+	DEF_VEC_ALLOC_I_STACK): Expand to 'struct vec_swallow_trailing_semi'.
+	(DEF_VEC_A): Provide template instantiations for
+	GC/PCH markers that do not traverse the vector.
+	(vec_stack_p_reserve): Remove.
+	(vec_stack_p_reserve_exact): Remove.
+	(vec_stack_p_reserve_exact_1): Remove.
+	(vec_stack_o_reserve): Remove.
+	(vec_stack_o_reserve_exact): Remove.
+	(vec_stack_free): Re-write as a template function.
+	(vec_reserve): New template function.
+	(vec_reserve_exact): New template function.
+	(vec_heap_free): New template function if GATHER_STATISTICS is
+	defined.  Otherwise, macro that expands to free().
+	(VEC_length_1): New template function.
+	(VEC_length): Call it.
+	(VEC_empty_1): New template function.
+	(VEC_empty): Call it.
+	(VEC_address_1): New template function.
+	(VEC_address): Call it.
+	(VEC_last_1): New template function.
+	(VEC_last): Call it.  Change return type to T&.
+	Change all users that used VEC_Os.
+	(VEC_index_1): New template function.
+	(VEC_index): Call it.  Return a T& instead of a T*.
+	Update all callers that were using VEC_O before.
+	(VEC_iterate_1): New template function.
+	(VEC_iterate): Call it.
+	(VEC_embedded_size_1): New template function.
+	(VEC_embedded_size): Call it.
+	(VEC_embedded_init_1): New template function.
+	(VEC_embedded_init): Call it.
+	(VEC_alloc_1): New template function.
+	(VEC_alloc): Call it.  If A is 'stack', call XALLOCAVAR to
+	do the allocation.
+	(VEC_free_1): New template function.
+	(VEC_free): Call it.
+	(VEC_copy_1): New template function.
+	(VEC_copy): Call it.
+	(VEC_space_1): New template function
+	(VEC_space): Call it.
+	(VEC_reserve_1): New template function.
+	(VEC_reserve): Call it.
+	(VEC_reserve_exact_1): New template function.
+	(VEC_reserve_exact): Call it.
+	(VEC_splice_1): New template function.
+	(VEC_splice): Call it.
+	(VEC_safe_splice_1): New template function.
+	(VEC_safe_splice): Call it.
+	(VEC_quick_push_1): New template function.  Create two overloads, one
+	accepting T, the other accepting T *.  Update all callers
+	where T and T * are ambiguous.
+	(VEC_quick_push): Call it.
+	(VEC_safe_push_1): New template function. Create two overloads, one
+	accepting T, the other accepting T *.  Update all callers
+	where T and T * are ambiguous.
+	(VEC_safe_push): Call it.
+	(VEC_pop_1): New template function.
+	(VEC_pop): Call it.
+	(VEC_truncate_1): New template function.
+	(VEC_truncate): Call it.
+	(VEC_safe_grow_1): New template function.
+	(VEC_safe_grow): Call it.
+	(VEC_safe_grow_cleared_1): New template function.
+	(VEC_safe_grow_cleared): Call it.
+	(VEC_replace_1): New template function.
+	(VEC_replace): Call it.  Always accept T instead of T*.
+	Update all callers that used VEC_Os.
+	(VEC_quick_insert_1): New template function.
+	(VEC_quick_insert): Call it.
+	(VEC_safe_insert_1): New template function.
+	(VEC_safe_insert): Call it.
+	(VEC_ordered_remove_1): New template function.
+	(VEC_ordered_remove): Call it.
+	(VEC_unordered_remove_1): New template function.
+	(VEC_unordered_remove): Call it.
+	(VEC_block_remove_1): New template function.
+	(VEC_block_remove): Call it.
+	(VEC_lower_bound_1): New template function.
+	(VEC_lower_bound): Call it.
+	(VEC_OP): Remove.
+	(DEF_VEC_FUNC_P): Remove.
+	(DEF_VEC_ALLOC_FUNC_P): Remove.
+	(DEF_VEC_NONALLOC_FUNCS_P): Remove.
+	(DEF_VEC_FUNC_O): Remove.
+	(DEF_VEC_ALLOC_FUNC_O): Remove.
+	(DEF_VEC_NONALLOC_FUNCS_O): Remove.
+	(DEF_VEC_ALLOC_FUNC_I): Remove.
+	(DEF_VEC_NONALLOC_FUNCS_I): Remove.
+	(DEF_VEC_ALLOC_FUNC_P_STACK): Remove.
+	(DEF_VEC_ALLOC_FUNC_O_STACK): Remove.
+	(DEF_VEC_ALLOC_FUNC_I_STACK): Remove.
+	(vec_reserve_exact): New template function.
+
+	* gengtype-lex.l (DEF_VEC_ALLOC_[IOP]/{EOID}): Remove.
+	* gengtype-parse.c (token_names): Remove DEF_VEC_ALLOC_[IOP].
+	(typedef_name): Emit vec_t<C1> instead of VEC_C1_C2.
+	(def_vec_alloc): Remove.  Update all callers.
+	* gengtype.c (filter_type_name): New.
+	(output_mangled_typename): Call it.
+	(write_func_for_structure): Likewise.
+	(write_types): Likewise.
+	(write_root): Likewise.
+	(write_typed_alloc_def): Likewise.
+	(note_def_vec): Emit vec_t<TYPE_NAME> instead of VEC_TYPE_NAME_base.
+	(note_def_vec_alloc): Remove.
+	* gengtype.h (note_def_vec_alloc): Remove.
+	(DEFVEC_ALLOC): Remove token code.
+
+	* df-scan.c (df_bb_verify): Remove call to df_free_collection_rec
+	inside the insn traversal loop.
+	* gimplify.c (gimplify_compound_lval): Rename STACK to EXPR_STACK.
+	* ipa-inline.c (inline_small_functions): Rename HEAP to EDGE_HEAP.
+	* reg-stack.c (stack): Rename to STACK_PTR.  Update all users.
+	* tree-vrp.c (stack): Rename to EQUIV_STACK.  Update all users.
+
+	* config/bfin/bfin.c (hwloop_optimize): Update some calls to
+	VEC_* for vectors of non-pointers.
+	* config/c6x/c6x.c (try_rename_operands): Likewise.
+	(reshuffle_units): Likewise.
+	* config/mips/mips.c (mips_multi_start): Likewise.
+	(mips_multi_add): Likewise.
+	(mips_multi_copy_insn): Likewise.
+	(mips_multi_set_operand): Likewise.
+	* hw-doloop.c (discover_loop): Likewise.
+	(discover_loops): Likewise.
+	(reorg_loops): Likewise.
+
+2012-08-14  Diego Novillo  <dnovillo@google.com>
+
+	Merge from cxx-conversion branch.  C++ support in gengtype.
+
+	* coretypes.h (gt_pointer_operator): Move from ...
+	* ggc.h: ... here.
+	* doc/gty.texi: Document support for C++ templates and
+	user-provided markers.
+	* gengtype-lex.l: Update copyright year.
+	Remove support for recognizing DEF_VEC_O, DEF_VEC_P and DEFVEC_I.
+	* gengtype-parse.c: Update copyright year.
+	(token_names): Remove DEF_VEC_O, DEF_VEC_P and DEF_VEC_I.
+	(require_template_declaration): New.
+	(typedef_name): Call it.
+	(type): Replace IS_UNION with KIND. Replace all users.
+	(def_vec): Remove.  Update all users.
+	* gengtype-state.c (type_lineloc): Handle TYPE_USER_STRUCT.
+	(write_state_user_struct_type): New.
+	(write_state_type): Call it.
+	(read_state_user_struct_type): New.
+	(read_state_type): Call it.
+	* gengtype.c: Update copyright year.
+	(dump_pair): Move declaration to the top.
+	(dump_type): Likewise.
+	(dump_type_list): Likewise.
+	(dbgprint_count_type_at): Handle TYPE_USER_STRUCT.
+	(create_user_defined_type): New.
+	(resolve_typedef): Call it.
+	(new_structure): Replace argument ISUNION with KIND.
+	Change users to refer to KIND directly.
+	Update all callers.
+	(find_structure): Likewise.
+	(set_gc_used_type): Handle TYPE_USER_STRUCT.
+	(create_file): Update HDR to include new copyright year.
+	(struct walk_type_data): Add field IN_PTR_FIELD.
+	(output_mangled_typename): Handle TYPE_USER_STRUCT.
+	(walk_type): Set D->IN_PTR_FIELD when walking a TYPE_POINTER.
+	Clear it afterwards.
+	Handle TYPE_USER_STRUCT.
+	(write_types_process_field): Handle TYPE_USER_STRUCT.
+	(get_type_specifier): Move earlier in the file.
+	(write_type_decl): New.
+	(write_marker_function_name): New.
+	(write_user_func_for_structure_ptr): New.
+	(write_user_func_for_structure_body): New.
+	(write_user_marking_functions): New.
+	(write_func_for_structure): Call write_marker_function_name
+	and write_type_decl.
+	Do not call walk_type for TYPE_USER_STRUCT. Emit a call to the user
+	function directly.
+	Call write_user_marking_functions on TYPE_USER_STRUCTs.
+	(write_types_local_user_process_field): New.
+	(write_pch_user_walking_for_structure_body): New.
+	(write_pch_user_walking_functions): New.
+	(write_types_local_process_field): Handle TYPE_USER_STRUCT.
+	(write_local_func_for_structure): Do not call walk_type for
+	TYPE_USER_STRUCT. Instead, emit the call to gt_pch_nx directly.
+	Call write_pch_user_walking_functions for TYPE_USER_STRUCTs.
+	(write_root): Handle TYPE_USER_STRUCT.
+	(vec_prefix_type): Remove.  Update all users.
+	(note_def_vec): Remove.  Update all users.
+	(dump_typekind): Handle TYPE_USER_STRUCT.
+	(dump_type): Initialize SEEN_TYPES, if needed.
+	Handle TYPE_USER_STRUCT.
+	(dump_everything): Do not initialize SEEN_TYPES.
+	* gengtype.h: Update copyright year.
+	(enum typekind): Add TYPE_USER_STRUCT.
+	(union_or_struct_p): Rename from UNION_OR_STRUCT_P.
+	Convert into function.
+	Add an overload taking const_type_p.
+	Update all callers.
+	(new_structure): Change second field to type enum typekind.
+	Update all users.
+	(find_structure): Likewise.
+	(note_def_vec): Remove.
+	(DEFVEC_OP): Remove.
+	(DEFVEC_I): Remove.
+	* ggc-page.c (gt_ggc_mx): Add entry points for marking
+	'const char *&', 'unsigned char *&' and 'unsigned char&'.
+	* ggc-zone.c (gt_ggc_mx): Add entry points for marking
+	'const char *&' and 'unsigned char *&'.
+	* stringpool.c (gt_pch_nx): Add entry points for marking
+	'const char *&', 'unsigned char *&' and 'unsigned char&'.
+	Add an entry point for the overload taking arguments 'unsigned char
+	*', 'gt_pointer_operator' and 'void *'.
+	* vec.h (struct vec_prefix): Remove GTY marker.
+	(struct vec_t): Remove GTY((length)) attribute from field 'vec'.
+	(gt_ggc_mx (vec_t<T> *)): New template function.
+	(gt_pch_nx (vec_t<T> *)): New template function.
+	(gt_pch_nx (vec_t<T *> *, gt_pointer_operator, void *)): New template
+	function.
+	(gt_pch_nx (vec_t<T> *, gt_pointer_operator, void *)): New template
+	function.
+
+	* basic-block.h (struct edge_def): Mark GTY((user)).
+	Remove all GTY markers from fields.
+	(gt_ggc_mx): Declare.
+	(gt_pch_nx): Declare.
+	* tree-cfg.c (gt_ggc_mx): New.
+	(gt_pch_nx): New.
+
+	* gengtype-lex.l (USER_GTY): Add pattern for "user".
+	* gengtype-parse.c (option): Handle USER_GTY.
+	(opts_have): New.
+	(type): Call it.
+	If the keyword 'user' is used, do not walk the fields
+	of the structure.
+	* gengtype.h (USER_GTY): Add.
+	* doc/gty.texi: Update.
+
+2012-08-14  Lawrence Crowl  <crowl@google.com>
+
+	Merge cxx-conversion branch.  Implement C++ hash table.
+
+	* hash-table.h: New. Implementation borrowed from libiberty/hashtab.c.
+	* hash-table.c: Likewise.
+	* tree-ssa-tail-merge.c: Include hash-table.h instead of hashtab.h.
+	(static htab_t same_succ_htab): Change type to hash_table;
+	move specification of helper functions from create call to declaration.
+	Change users to invoke member functions.
+	(same_succ_print_traverse): Make extern ssa_.... Change callers.
+	Remove void* casting.
+	(same_succ_hash): Likewise.
+	(same_succ_equal): Likewise.
+	(same_succ_delete): Likewise.
+	* tree-ssa-threadupdate.c: Include hash-table.h.
+	(struct local_info): Rename to ssa_local_info_t to avoid overloading
+	the type name local_info with the variable name local_info.
+	(static htab_t redirection_data): Change type to hash_table.
+	Move specification of helper functions from create call to declaration.
+	Change users to invoke member functions.
+	(redirection_data_hash): Make extern ssa_.... Change callers.
+	Remove void* casting.
+	(redirection_data_eq): Likewise.
+	(fix_duplicate_block_edges): Likewise.
+	(create_duplicates): Likewise.
+	(fixup_template_block): Likewise.
+	(redirect_edges): Likewise.
+	(lookup_redirection_data): Change types associated with the hash table
+	from void* to their actual type. Remove unnecessary casts.
+	* tree-ssa-ccp.c: Include hash-table.h.
+	(typedef gimple_htab): New.  Uses hash_table.  Replace specific uses
+	of htab_t with gimple_htab.  Change users to invoke member functions.
+	Move specification of helper functions from create call to declaration.
+	* tree-ssa-coalesce.c: Include hash-table.h instead of hashtab.h.
+	(hash_ssa_name_by_var): Make extern. Remove void* casting.
+	(eq_ssa_name_by_var): Likewise.
+	(coalesce_ssa_name): Change type of local static htab_t ssa_name_hash
+	to hash_table. Change users to invoke member functions.
+	Move specification of helper functions from create call to declaration.
+	* coverage.c: Include hash-table.h instead of hashtab.h.
+	(static htab_t counts_hash): Change type to hash_table;
+	move specification of helper functions from create call to declaration.
+	Change users to invoke member functions.
+	(htab_counts_entry_hash): Make extern. Rename with coverage_... instead
+	of htab_... Remove void* casting.
+	(htab_counts_entry_eq): Likewise.
+	(htab_counts_entry_del): Likewise.
+	* tree-ssa-pre.c: Include hash-table.h instead of hashtab.h.
+	(static htab_t expression_to_id): Change type to hash_table.
+	Move specification of helper functions from create call to declaration.
+	Change users to invoke member functions.
+	(static htab_t phi_translate_table): Likewise.
+	(pre_expr_eq): Make extern ssa_.... Change callers.
+	Remove void* casting.
+	(pre_expr_hash): Likewise.
+	(expr_pred_trans_hash): Likewise.
+	(expr_pred_trans_eq): Likewise.
+	(alloc_expression_id): Change types associated with the hash table
+	from void* to their actual type. Remove unnecessary casts.
+	(lookup_expression_id): Likewise.
+	(phi_trans_lookup): Likewise.
+	(phi_trans_add): Likewise.
+	* stringpool.c: Rename uses of libcpp typedef hash_table to
+	cpp_hash_table.
+	* Makefile.in: Add hash-table.o to OBJS-libcommon-target.
+	Add $(HASH_TABLE_H). Add new dependences on $(HASH_TABLE_H).
+
+2012-08-14  Lawrence Crowl  <crowl@google.com>
+
+	Merge from cxx-conversion branch.  Re-write double_int in C++.
+
+	* hash-table.h
+	(typedef double_int): Change to struct (POD).
+	(double_int::make): New overloads for int to double-int conversion.
+	(double_int::mask): New.
+	(double_int::max_value): New.
+	(double_int::min_value): New.
+	(double_int::operator ++): New.
+	(double_int::operator --): New.
+	(double_int::operator *=): New.
+	(double_int::operator +=): New.
+	(double_int::operator -=): New.
+	(double_int::to_signed): New.
+	(double_int::to_unsigned): New.
+	(double_int::fits_unsigned): New.
+	(double_int::fits_signed): New.
+	(double_int::fits): New.
+	(double_int::trailing_zeros): New.
+	(double_int::popcount): New.
+	(double_int::multiple_of): New.
+	(double_int::set_bit): New.
+	(double_int::mul_with_sign): New.
+	(double_int::operator * (binary)): New.
+	(double_int::operator + (binary)): New.
+	(double_int::operator - (binary)): New.
+	(double_int::operator - (unary)): New.
+	(double_int::operator ~ (unary)): New.
+	(double_int::operator & (binary)): New.
+	(double_int::operator | (binary)): New.
+	(double_int::operator ^ (binary)): New.
+	(double_int::and_not): New.
+	(double_int::lshift): New.
+	(double_int::rshift): New.
+	(double_int::alshift): New.
+	(double_int::arshift): New.
+	(double_int::llshift): New.
+	(double_int::lrshift): New.
+	(double_int::lrotate): New.
+	(double_int::rrotate): New.
+	(double_int::div): New.
+	(double_int::sdiv): New.
+	(double_int::udiv): New.
+	(double_int::mod): New.
+	(double_int::smod): New.
+	(double_int::umod): New.
+	(double_int::divmod): New.
+	(double_int::sdivmod): New.
+	(double_int::udivmod): New.
+	(double_int::ext): New.
+	(double_int::zext): New.
+	(double_int::sext): New.
+	(double_int::is_zero): New.
+	(double_int::is_one): New.
+	(double_int::is_minus_one): New.
+	(double_int::is_negative): New.
+	(double_int::cmp): New.
+	(double_int::ucmp): New.
+	(double_int::scmp): New.
+	(double_int::ult): New.
+	(double_int::ugt): New.
+	(double_int::slt): New.
+	(double_int::sgt): New.
+	(double_int::max): New.
+	(double_int::smax): New.
+	(double_int::umax): New.
+	(double_int::min): New.
+	(double_int::smin): New.
+	(double_int::umin): New.
+	(double_int::operator ==): New.
+	(double_int::operator !=): New.
+	(shwi_to_double_int): Change implementation to use member function.
+	(double_int_minus_one): Likewise.
+	(double_int_zero): Likewise.
+	(double_int_one): Likewise.
+	(double_int_two): Likewise.
+	(double_int_ten): Likewise.
+	(uhwi_to_double_int): Likewise.
+	(double_int_to_shwi): Likewise.
+	(double_int_to_uhwi): Likewise.
+	(double_int_fits_in_uhwi_p): Likewise.
+	(double_int_fits_in_shwi_p): Likewise.
+	(double_int_fits_in_hwi_p): Likewise.
+	(double_int_mul): Likewise.
+	(double_int_mul_with_sign): Likewise.
+	(double_int_add): Likewise.
+	(double_int_sub): Likewise.
+	(double_int_neg): Likewise.
+	(double_int_div): Likewise.
+	(double_int_sdiv): Likewise.
+	(double_int_udiv): Likewise.
+	(double_int_mod): Likewise.
+	(double_int_smod): Likewise.
+	(double_int_umod): Likewise.
+	(double_int_divmod): Likewise.
+	(double_int_sdivmod): Likewise.
+	(double_int_udivmod): Likewise.
+	(double_int_multiple_of): Likewise.
+	(double_int_setbit): Likewise.
+	(double_int_ctz): Likewise.
+	(double_int_not): Likewise.
+	(double_int_ior): Likewise.
+	(double_int_and): Likewise.
+	(double_int_and_not): Likewise.
+	(double_int_xor): Likewise.
+	(double_int_lshift): Likewise.
+	(double_int_rshift): Likewise.
+	(double_int_lrotate): Likewise.
+	(double_int_rrotate): Likewise.
+	(double_int_cmp): Likewise.
+	(double_int_scmp): Likewise.
+	(double_int_ucmp): Likewise.
+	(double_int_max): Likewise.
+	(double_int_smax): Likewise.
+	(double_int_umax): Likewise.
+	(double_int_min): Likewise.
+	(double_int_smin): Likewise.
+	(double_int_umin): Likewise.
+	(double_int_ext): Likewise.
+	(double_int_sext): Likewise.
+	(double_int_zext): Likewise.
+	(double_int_mask): Likewise.
+	(double_int_max_value): Likewise.
+	(double_int_min_value): Likewise.
+	(double_int_zero_p): Likewise.
+	(double_int_one_p): Likewise.
+	(double_int_minus_one_p): Likewise.
+	(double_int_equal_p): Likewise.
+	(double_int_popcount): Likewise.
+	* hash-table.c
+	(double_int_mask): Reuse implementation for double_int::mask.
+	(double_int_max_value): Likewise.
+	(double_int_min_value): Likewise.
+	(double_int_ext): Likewise.
+	(double_int_zext): Likewise.
+	(double_int_sext): Likewise.
+	(double_int_mul_with_sign): Likewise.
+	(double_int_divmod): Likewise.
+	(double_int_sdivmod): Likewise.
+	(double_int_udivmod): Likewise.
+	(double_int_div): Likewise.
+	(double_int_sdiv): Likewise.
+	(double_int_udiv): Likewise.
+	(double_int_mod): Likewise.
+	(double_int_smod): Likewise.
+	(double_int_umod): Likewise.
+	(double_int_multiple_of): Likewise.
+	(double_int_lshift): Likewise.
+	(double_int_rshift): Likewise.
+	(double_int_lrotate): Likewise.
+	(double_int_rrotate): Likewise.
+	(double_int_cmp): Likewise.
+	(double_int_ucmp): Likewise.
+	(double_int_scmp): Likewise.
+	(double_int_max): Likewise.
+	(double_int_smax): Likewise.
+	(double_int_umax): Likewise.
+	(double_int_min): Likewise.
+	(double_int_smin): Likewise.
+	(double_int_umin): Likewise.
+	(double_int_min): Likewise.
+	(double_int_min): Likewise.
+	(double_int_min): Likewise.
+	(double_int_min): Likewise.
+	(double_int_min): Likewise.
+	(double_int_min): Likewise.
+	(double_int::alshift): New.
+	(double_int::arshift): New.
+	(double_int::llshift): New.
+	(double_int::lrshift): New.
+	(double_int::ult): New.
+	(double_int::ugt): New.
+	(double_int::slt): New.
+	(double_int::sgt): New.
+	(double_int_setbit): Reuse implementation for double_int::set_bit,
+	which avoids a name conflict with a macro.
+	(double_int_double_int_ctz): Reuse implementation for
+	double_int::trailing_zeros.
+	(double_int_fits_in_shwi_p): Reuse implementation for
+	double_int::fits_signed.
+	(double_int_fits_in_hwi_p): Reuse implementation for double_int::fits.
+	(double_int_mul): Reuse implementation for binary
+	double_int::operator *.
+	(double_int_add): Likewise.
+	(double_int_sub): Likewise.
+	(double_int_neg): Reuse implementation for unary
+	double_int::operator -.
+	(double_int_max_value): Likewise.
+	* fixed-value.c: Change to use member functions introduced above.
+
+2012-08-14  Lawrence Crowl  <crowl@google.com>
+
+	Merge cxx-conversion branch.  Support tree macro calling from gdb.
+
+	* tree.h (tree_check): New.
+	(TREE_CHECK): Use inline function above instead of __extension__.
+	(tree_not_check): New.
+	(TREE_NOT_CHECK): Use inline function above instead of __extension__.
+	(tree_check2): New.
+	(TREE_CHECK2): Use inline function above instead of __extension__.
+	(tree_not_check2): New.
+	(TREE_NOT_CHECK2): Use inline function above instead of __extension__.
+	(tree_check3): New.
+	(TREE_CHECK3): Use inline function above instead of __extension__.
+	(tree_not_check3): New.
+	(TREE_NOT_CHECK3): Use inline function above instead of __extension__.
+	(tree_check4): New.
+	(TREE_CHECK4): Use inline function above instead of __extension__.
+	(tree_not_check4): New.
+	(TREE_NOT_CHECK4): Use inline function above instead of __extension__.
+	(tree_check5): New.
+	(TREE_CHECK5): Use inline function above instead of __extension__.
+	(tree_not_check5): New.
+	(TREE_NOT_CHECK5): Use inline function above instead of __extension__.
+	(contains_struct_check): New.
+	(CONTAINS_STRUCT_CHECK): Use inline function above instead of
+	__extension__.
+	(tree_class_check): New.
+	(TREE_CLASS_CHECK): Use inline function above instead of __extension__.
+	(tree_range_check): New.
+	(TREE_RANGE_CHECK): Use inline function above instead of __extension__.
+	(omp_clause_subcode_check): New.
+	(OMP_CLAUSE_SUBCODE_CHECK): Use inline function above instead of
+	__extension__.
+	(omp_clause_range_check): New.
+	(OMP_CLAUSE_RANGE_CHECK): Use inline function above instead of
+	__extension__.
+	(expr_check): New.
+	(EXPR_CHECK): Use inline function above instead of __extension__.
+	(non_type_check): New.
+	(NON_TYPE_CHECK): Use inline function above instead of __extension__.
+	(tree_vec_elt_check): New.
+	(TREE_VEC_ELT_CHECK): Use inline function above instead of
+	__extension__.
+	(omp_clause_elt_check): New.
+	(OMP_CLAUSE_ELT_CHECK): Use inline function above instead of
+	__extension__.
+	(tree_operand_check): New.
+	(TREE_OPERAND_CHECK): Use inline function above instead of
+	__extension__.
+	(tree_operand_check_code): New.
+	(TREE_OPERAND_CHECK_CODE): Use inline function above instead of
+	__extension__.
+	(TREE_CHAIN): Simplify implementation.
+	(TREE_TYPE): Simplify implementation.
+	(tree_operand_length): Move for compilation dependences.
+	* gdbinit.in: (macro define __FILE__): New.
+	(macro define __LINE__): New.
+	(skip "tree.h"): New.
+
+2012-08-14  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/52933
+	* config/sh/sh.md (cmp_div0s_0, cmp_div0s_1, *cmp_div0s_0,
+	*cmp_div0s_1, *cbranch_div0s, *movsicc_div0s): New insns.
+	* config/sh/sh.c (sh_rtx_costs): Handle div0s patterns.
+
+2012-08-14  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/50751
+	* config/sh/constraints.md (Sra): New constraint.
+	* config/sh/predicates.md (simple_mem_operand,
+	displacement_mem_operand, zero_extend_movu_operand): New predicates.
+	(zero_extend_operand): Check zero_extend_movu_operand for SH2A.
+	* config/sh/sh.md (*zero_extendqisi2_disp_mem,
+	*zero_extendhisi2_disp_mem): Add new insns and two new related
+	peephole2 patterns.
+
+2012-08-14  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* graphite-scop-detection.c (create_sese_edges): Compute dominance
+	info before trying to fix loop structure.
+	* cfgloopmanip.c (fix_loop_structure): Require fast DOM queries.
+	* tree-cfgcleanup.c (repair_loop_structures): Likewise.
+	* cfgloop.c (verify_loop_structure): Verify loop fathers.
+
+	* dominance.c (init_dom_info): Use gcc_checking_assert, not gcc_assert.
+	(dom_convert_dir_to_idx, compute_dom_fast_query,
+	get_immediate_dominator, set_immediate_dominator, get_dominated_by,
+	redirect_immediate_dominators, nearest_common_dominator,
+	(dominated_by_p, bb_dom_dfs_in, bb_dom_dfs_out, recompute_dominator,
+	iterate_fix_dominators, add_to_dominance_info,
+	delete_from_dominance_info): Likewise.
+
+2012-08-14  Richard Guenther  <rguenther@suse.de>
+
+	* cfgexpand.c (expand_used_vars): Use virtual_operand_p.
+	* gimple-pretty-print.c (dump_phi_nodes): Likewise.
+	* gimple-streamer-out.c (output_bb): Likewise.
+	* graphite-sese-to-poly.c (scalar_close_phi_node_p): Likewise.
+	(rewrite_reductions_out_of_ssa): Likewise.
+	(rewrite_commutative_reductions_out_of_ss): Likewise.
+	* ipa-split.c (verify_non_ssa_vars): Likewise.
+	(consider_split): Likewise.
+	(visit_bb): Likewise.
+	(split_function): Likewise.
+	* lto-streamer-out.c (output_ssa_names): Likewise.
+	* sese.c (rename_uses): Likewise.
+	* tree-cfg.c (replace_uses_by): Likewise.
+	(gimple_merge_blocks): Likewise.
+	(gimple_cfg2dot): Likewise.
+	(verify_gimple_phi): Likewise.
+	(replace_ssa_name): Likewise.
+	(move_block_to_fn): Likewise.
+	* tree-eh.c (cleanup_empty_eh_merge_phis): Likewise.
+	* tree-if-conv.c (if_convertible_phi_p): Likewise.
+	(predicate_scalar_phi): Likewise.
+	* tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
+	(copy_phis_for_bb): Likewise.
+	* tree-loop-distribution.c (generate_loops_for_partition): Likewise.
+	(destroy_loop): Likewise.
+	* tree-outof-ssa.c (eliminate_useless_phis): Likewise.
+	(insert_backedge_copies): Likewise.
+	* tree-parloops.c (transform_to_exit_first_loop): Likewise.
+	(gather_scalar_reductions): Likewise.
+	(try_create_reduction_list): Likewise.
+	* tree-scalar-evolution.c (analyze_scalar_evolution_for_all_loop_ph):
+	Likewise.
+	(scev_const_prop): Likewise.
+	* tree-ssa-ccp.c (debug_lattice_value): Likewise.
+	(get_default_value): Likewise.
+	(ccp_initialize): Likewise.
+	* tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
+	* tree-ssa-copy.c (may_propagate_copy): Likewise.
+	(init_copy_prop): Likewise.
+	* tree-ssa-dce.c (propagate_necessity): Likewise.
+	(remove_dead_phis): Likewise.
+	(forward_edge_to_pdom): Likewise.
+	(eliminate_unnecessary_stmts): Likewise.
+	* tree-ssa-live.c (partition_view_init): Likewise.
+	(remove_unused_locals): Likewise.
+	(register_ssa_partition_check): Likewise.
+	* tree-ssa-loop-im.c (movement_possibility): Likewise.
+	(move_computations_stmt): Likewise.
+	* tree-ssa-loop-ivopts.c (determine_biv_step): Likewise.
+	(record_invariant): Likewise.
+	(find_interesting_uses_outside): Likewise.
+	(determine_set_costs): Likewise.
+	* tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
+	(find_uses_to_rename_use): Likewise.
+	(check_loop_closed_ssa_use): Likewise.
+	(rewrite_phi_with_iv): Likewise.
+	(canonicalize_loop_ivs): Likewise.
+	* tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
+	* tree-ssa-phiopt.c (hoist_adjacent_loads): Likewise.
+	* tree-ssa-pre.c (make_values_for_phi): Likewise.
+	(compute_avail): Likewise.
+	(eliminate): Likewise.
+	* tree-ssa-propagate.c (substitute_and_fold): Likewise.
+	* tree-ssa-reassoc.c (phi_rank): Likewise.
+	* tree-ssa-strlen.c (strlen_enter_block): Likewise.
+	* tree-ssa-structalias.c (compute_points_to_sets): Likewise.
+	(ipa_pta_execute): Likewise.
+	* tree-ssa-tail-merge.c (same_succ_hash): Likewise.
+	(release_last_vdef): Likewise.
+	(same_phi_alternatives_1): Likewise.
+	(bb_has_non_vop_phi): Likewise.
+	(vop_phi): Likewise.
+	* tree-ssa-threadedge.c (record_temporary_equivalences_from_phis):
+	Likewise.
+	* tree-ssa-uninit.c (warn_uninitialized_phi): Likewise.
+	(execute_late_warn_uninitialized): Likewise.
+	* tree-ssa.c (verify_ssa_name): Likewise.
+	(verify_phi_args): Likewise.
+	(verify_ssa): Likewise.
+	* tree-stdarg.c (execute_optimize_stdarg): Likewise.
+	* tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
+	Likewise.
+	(slpeel_tree_peel_loop_to_edge): Likewise.
+	(vect_can_advance_ivs_p): Likewise.
+	(vect_update_ivs_after_vectorizer): Likewise.
+	* tree-vect-loop.c (vect_analyze_scalar_cycles_1): Likewise.
+	* tree-vrp.c (remove_range_assertions): Likewise.
+	* value-prof.c (gimple_divmod_values_to_profile): Likewise.
+
+2012-08-14  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54146
+	* tree-ssa-pre.c (do_regular_insertion): Use a VEC
+	indexed by pred edge index for avail.
+	(do_partial_partial_insertion): Likewise.
+	(insert_into_preds_of_block): Adjust.
+
+2012-08-14  Richard Guenther  <rguenther@suse.de>
+
+	* gimplify.c (create_tmp_from_val): Mark temporary with
+	DECL_GIMPLE_REG_P here ...
+	(internal_get_tmp_var): ... instead of here.  If we go into
+	SSA create an SSA name instead of a VAR_DECL.
+	(gimplify_modify_expr): Do not create SSA names here, assert
+	we already got them.
+	(force_gimple_operand_1): Create an SSA name if we go into SSA.
+	* sese.c (rename_uses): Simplify.
+
+2012-08-14  Richard Guenther  <rguenther@suse.de>
+
+	* tree-into-ssa.c: Include diagnostic-core.h.
+	* Makefile.in (tree-into-ssa.o): Adjust.
+
+2012-08-14  Richard Guenther  <rguenther@suse.de>
+
+	* tree-into-ssa.c (update_ssa): Verify we do not rename
+	symbols that are already partly in SSA form.
+
+2012-08-14  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/53411
+	PR rtl-optimization/53495
+	* ira.c (ira): Move delete_trivially_dead_insns call before
+	find_moveable_pseudos call.
+
+2012-08-13  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* tree-ssa-pre.c (do_regular_insertion): Add FIXME markers at points
+	of potentially huge memset overhead.
+	(do_partial_partial_insertion): Likewise.
+	* cfgexpand.c (gimple_expand_cfg): Use XCNEWVEC instead of xcalloc.
+	* tree-vrp.c (find_assert_locations): Use XNEWVEC instead of XCNEWVEC
+	for arrays to be filled by pre_and_rev_post_order_compute.  Allocate
+	the right number of slots, not that number plus NUM_FIXED_BLOCKS.
+	* tree-ssa-reassoc.c (init_reassoc): Likewise.
+	* cfganal.c (dfs_enumerate_from): Use XNEWVEC instead of XCNEWVEC for
+	array used as stack.
+	* tree-ssa-sccvn.c (init_scc_vn): Use XNEWVEC instead of XCNEWVEC for
+	arrays to be filled by pre_and_rev_post_order_compute.
+	* cfgloopmanip.c (find_path): Use XNEWVEC instead of XCNEWVEC for
+	array to be filled by dfs_enumerate_from.
+	(remove_path): Likewise.
+	(duplicate_loop_to_header_edge): Use XNEWVEC instead of XCNEWVEC for
+	array of loops that is filled on the next lines.
+	* cfgloop.c (get_loop_body): Use XNEWVEC instead of XCNEWVEC for
+	array of basic blocks to be returned.
+	(get_loop_body_in_dom_order): Likewise.
+	(get_loop_body_in_bfs_order): Likewise.
+	* tree-ssa-loop-manip.c (loop_renamer_obstack): New static obstack
+	for all bitmaps used for rewriting into loop-closed SSA form.
+	(add_exit_phis_var): Allocate the def bitmap on it.  Clear the livein
+	bitmap at the end to release a lot of memory.
+	(add_exit_phis): Allocate the exits bitmap on the new obstack.
+	(get_loops_exits): Allocate the exits bitmap on the new obstack.
+	(find_uses_to_rename_use): Allocate a use_blocks bitmap if ver is
+	seen for the first time.
+	(find_uses_to_rename): Add "???" for why the whole function must
+	be re-scanned if changed_bbs is empty.
+	(rewrite_into_loop_closed_ssa): Allocate bitmaps on the new obstack.
+	Use XNEWVEC to allocate the use_blocks array.  Initialize the new
+	obstack, and free it at the end.  Remove loop over all SSA names.
+	(check_loop_closed_ssa_stmt): Look only at SSA_OP_USE operands.
+	* tree-cfg.c (move_sese_region_to_fn): Use XNEWVEC instead of
+	xcalloc to allocate edge_pred and edge_flag arrays.
+
+2012-08-13  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.h (FIXED_REGISTERS): Do not mark REX registers here.
+	(CALL_USED_REGISTERS): Use bitmaps to mark call-used registers
+	for different ABIs.
+	(enum reg_class): Move CLOBBERED_REGS just before GENERAL_REGS.
+	(REG_CLASS_NAMES): Update.
+	(REG_CLASS_CONTENTS): Update.  Clear CLOBBERED_REGS members.
+	* config/i386/i386.c (ix86_conditional_register_usage): Disable
+	REX registers on 32bit targets.  Handle bitmaps from
+	CALL_USED_REGISTERS initializer.  Calculate CLOBBERED_REGS register
+	set from GENERAL_REGS also for 32bit targets.  Do not change call
+	used register set for TARGET_64BIT_MS_ABI separately.
+
+2012-08-13  Richard Guenther  <rguenther@suse.de>
+
+	* basic-block.h (struct basic_block): Remove loop_depth
+	member, move flags and index members next to each other.
+	* cfgloop.h (bb_loop_depth): New inline function.
+	* cfghooks.c (split_block): Do not set loop_depth.
+	(duplicate_block): Likewise.
+	* cfgloop.c (flow_loop_nodes_find): Likewise.
+	(flow_loops_find): Likewise.
+	(add_bb_to_loop): Likewise.
+	(remove_bb_from_loops): Likewise.
+	* cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
+	* gimple-streamer-in.c (input_bb): Do not stream loop_depth.
+	* gimple-streamer-out.c (output_bb): Likewise.
+	* bt-load.c: Include cfgloop.h.
+	(migrate_btr_defs): Use bb_loop_depth.
+	* cfg.c (dump_bb_info): Likewise.
+	* final.c (compute_alignments): Likewise.
+	* ira.c (update_equiv_regs): Likewise.
+	* tree-ssa-copy.c (init_copy_prop): Likewise.
+	* tree-ssa-dom.c (loop_depth_of_name): Likewise.
+	* tree-ssa-forwprop.c: Include cfgloop.h.
+	(forward_propagate_addr_expr): Use bb_loop_depth.
+	* tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
+	* tree-ssa-sink.c (select_best_block): Likewise.
+	* ipa-inline-analysis.c: Include cfgloop.h.
+	(estimate_function_body_sizes): Use bb_loop_depth.
+	* Makefile.in (tree-ssa-forwprop.o): Depend on $(CFGLOOP_H).
+	(ipa-inline-analysis.o): Likewise.
+	(bt-load.o): Likewise.
+
+2012-08-13  Ganesh Gopalasubramanian  <Ganesh.Gopalasubramanian@amd.com>
+	    Jakub Jelinek  <jakub@redhat.com>
+
+	PR driver/54210
+	* config/i386/driver-i386.c (host_detect_local_cpu): Test bit_PRFCHW
+	bit of CPUID 0x80000001 %ecx instead of CPUID 7 %ecx.
+	* config/i386/cpuid.h (bits_PRFCHW): Move definition to CPUID
+	0x80000001 %ecx flags.
+
+2012-08-13  Richard Guenther  <rguenther@suse.de>
+
+	* tree-cfg.c (print_loop): Avoid ICEing for loops marked for
+	removal and loops with multiple latches.
+
+2012-08-13  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/53968
+	* tree.c (integer_pow2p): Avoid undefined signed overflows.
+	* simplify-rtx.c (neg_const_int): Likewise.
+	* expr.c (fixup_args_size_notes): Likewise.
+	* stor-layout.c (set_min_and_max_values_for_integral_type): Likewise.
+	* double-int.c (mul_double_wide_with_sign): Likewise.
+	(double_int_mask): Likewise.
+	* tree-ssa-loop-ivopts.c (get_address_cost): Likewise.
+
+2012-08-13  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54200
+	* tree-ssa-copyrename.c (rename_ssa_copies): Do not add
+	PHI results to another partition if not all PHI arguments
+	have the same partition.
+
+2012-08-12  Jan Hubicka  <jh@suse.cz>
+
+	* tree-pass.h (write_summary, write_optimization_summary): Remove
+	set and vset arguments.
+	* ipa-cp.c (ipcp_write_summary): Remove set and vset arugments.
+	(write_node_summary_p): Likewise; use the encoder.
+	(ipa_reference_write_optimization_summary): Likewise.
+	* lto-cgraph.c (output_cgraph_opt_summary): Use encoder.
+	(lto_symtab_encoder_new): Initialize in_partition field.
+	(lto_symtab_encoder_delete): Destroy in_partition field.
+	(LCC_NOT_FOUND): Move to lto-streamer.h
+	(lto_symtab_encoder_deref): Likewise.
+	(lto_symtab_encoder_in_partition_p,
+	lto_set_symtab_encoder_in_partition): New functions.
+	(referenced_from_other_partition_p): Rewrite to use encoder.
+	(reachable_from_other_partition_p): Likewise.
+	(referenced_from_this_partition_p): Likewise.
+	(reachable_from_this_partition_p): Likewise.
+	(lto_output_node): Likewise.
+	(lto_output_varpool_node): Likewise.
+	(output_refs): Likewise.
+	(compute_ltrans_boundary): Initialize in_partition fileds of
+	the encoder.
+	(output_symtab): Likewise.
+	(input_refs): Match the changes in output_refs.
+	(output_cgraph_opt_summary_p): Remove set argument.
+	(output_node_opt_summary): Replace set by encoder.
+	(output_cgraph_opt_summary): Remove set argument; use
+	the encoder.
+	* ipa-pure-const.c (pure_const_write_summary): Remove set and vset
+	arguments; use the encoder.
+	* lto-streamer-out.c (lto_output): Remove set and vset argument; use
+	the encoder.
+	(produce_symtab): Likewise.
+	* ipa-inline.h (inline_write_summary): Remove set and vset arguments.
+	* ipa-inline-analysis.c (inline_write_summary): Likewise.
+	* ipa-prop.c (ipa_prop_write_jump_functions): Remove set argument;
+	use encoder.
+	* ipa-prop.h (ipa_prop_write_jump_functions): Likewise.
+	* passes.c (ipa_write_summaries_2): Remove set and vset arguments.
+	(ipa_write_summaries_1): Update.
+	(ipa_write_optimization_summaries_1): Likewise.
+	(ipa_write_optimization_summaries): Likewise.
+	* lto-streamer.h (lto_symtab_encoder_t): Add in_partition.
+	(lto_symtab_encoder_iterator): New type.
+	(lto_symtab_encoder_deref): Make inline.
+	(output_symtab, referenced_from_other_partition_p,
+	reachable_from_other_partition_p, referenced_from_this_partition_p,
+	reachable_from_this_partition_p): Update.
+	(lsei_end_p, lsei_next, lsei_node, lsei_cgraph_node,
+	lsei_varpool_node): New inline functions.
+	(LCC_NOT_FOUND): New macro.
+	(lto_symtab_encoder_deref, lsei_start, lsei_next_in_partition,
+	lsei_start_in_partition, lsei_next_function_in_partition,
+	lsei_start_function_in_partition, lsei_next_variable_in_partition,
+	lsei_start_variable_in_partition): New inline functions.
+
+2012-08-12  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.md (prefetch): Simplify expander.  Fix condition to
+	allow SH3.
+	(*prefetch_media): Move insn below expander.
+	(*prefetch): Fix condition to allow SH3.
+
+2012-08-12  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/51244
+	* config/sh/sh.md: Add splits for inverted compare and branch
+	opportunities.
+	(*cmpeqsi_t): New insn.
+	(cmpgtsi_t, cmpgesi_t): Swap r and N alternatives.
+	(cmpgeusi_t): Use satisfies_constraint_Z.  Emit sett insn in
+	replacement insn list and not in the preparation statements.
+	(clrt, sett): Add mt_group attribute.
+
+2012-08-12 Marc Glisse <marc.glisse@inria.fr>
+
+	PR middle-end/54193
+	* gimple-pretty-print.c (dump_ternary_rhs): Handle 4 arguments.
+
+2012-08-12  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/39423
+	* config/sh/predicates.md (mem_index_disp_operand): Check for
+	arith_reg_operand instead of REG_P.
+
+2012-08-11  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* reload1.c (replaced_subreg, gen_reload): Add
+	SECONDARY_MEMORY_NEEDED ifdefs as necessary.
+
+2012-08-11  Jan Hubicka  <jh@suse.cz>
+
+	* lto-section-in.c (lto_section_name): Do not use "symtab" as part of
+	symtab_node sectoin name; it confuses plugin.
+
+2012-08-11  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/alpha/alpha.c (alpha_stdarg_optimize_hook): Shift DECL_UID
+	index in the va_list_vars bitmap by num_ssa_names.
+
+2012-08-11  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/sse.md (xop integer multiply/add insns): Use
+	register_operand for operand 3 predicate.
+	(xop_phadd<u>bq):  Fix vec_select selectors.
+
+2012-08-11  Martin Jambor  <mjambor@suse.cz>
+
+	PR fortran/48636
+	* ipa-inline.h (condition): New fields offset, agg_contents and by_ref.
+	* ipa-inline-analysis.c (agg_position_info): New type.
+	(add_condition): New parameter aggpos, also store agg_contents, by_ref
+	and offset.
+	(dump_condition): Also dump aggregate conditions.
+	(evaluate_conditions_for_known_args): Also handle aggregate
+	conditions.  New parameter known_aggs.
+	(evaluate_properties_for_edge): Gather known aggregate contents.
+	(inline_node_duplication_hook): Pass NULL known_aggs to
+	evaluate_conditions_for_known_args.
+	(unmodified_parm): Split into unmodified_parm and unmodified_parm_1.
+	(unmodified_parm_or_parm_agg_item): New function.
+	(set_cond_stmt_execution_predicate): Handle values passed in
+	aggregates.
+	(set_switch_stmt_execution_predicate): Likewise.
+	(will_be_nonconstant_predicate): Likewise.
+	(estimate_edge_devirt_benefit): Pass new parameter known_aggs to
+	ipa_get_indirect_edge_target.
+	(estimate_calls_size_and_time): New parameter known_aggs, pass it
+	recrsively to itself and to estimate_edge_devirt_benefit.
+	(estimate_node_size_and_time): New vector known_aggs, pass it o
+	functions which need it.
+	(remap_predicate): New parameter offset_map, use it to remap aggregate
+	conditions.
+	(remap_edge_summaries): New parameter offset_map, pass it recursively
+	to itself and to remap_predicate.
+	(inline_merge_summary): Also create and populate vector offset_map.
+	(do_estimate_edge_time): New vector of known aggregate contents,
+	passed to functions which need it.
+	(inline_read_section): Stream new fields of condition.
+	(inline_write_summary): Likewise.
+	* ipa-cp.c (ipa_get_indirect_edge_target): Also examine the aggregate
+	contents.  Let all local callers pass NULL for known_aggs.
+
+2012-08-11  Jan Hubicka  <jh@suse.cz>
+
+	* lto-cgraph.c (output_cgraph): Rename to ...
+	(output_symtab): ... this one. Update for LTO_section_symtab_nodes.
+	(input_cgraph): Rename to ...
+	(input_symtab): ... this one. Update for LTO_section_symtab_nodes.
+	* lto-streamer-out.c (create_output_block): Do not set
+	section_type.
+	(produce_asm): Likewise.
+	(lto_output_toplevel_asms): Likewise.
+	(produce_asm_for_decls): Likewise.
+	(lto_output): Use output_symtab.
+	* lto-section-in.c (lto_section_name): Update.
+	* lto-section-out.c (lto_destroy_simple_output_block): Remove
+	section_type.
+	* lto-streamer.h (enum lto_section_type): Remove LTO_section_varpool;
+	rename LTO_section_cgraph to LTO_section_symtab_nodes.
+	(struct lto_header): Remove section_type.
+
+2012-08-11  Jan Hubicka  <jh@suse.cz>
+
+	* cgraph.h (vector types for symtab_node): Add.
+	* ipa-reference.c (ipa_reference_write_optimization_summary): Update
+	for new symtab encoder.
+	(ipa_reference_read_optimization_summary): Likewise.
+	* lto-cgraph.c (output_varpool): Remove.
+	(input_cgraph_opt_summary): Take symtab nodes vector as argument.
+	(LTO_cgraph_tags): Rename to ...
+	(LTO_symtab_tags): ... this one; add LTO_symtab_variable.
+	(lto_cgraph_encoder_new): Rename to ...
+	(lto_symtab_encoder_new): ... this on.
+	(lto_cgraph_encoder_encode): Rename to ...
+	(lto_symtab_encoder_encode): ... this one.
+	(lto_cgraph_encoder_delete): Rename to ...
+	(lto_symtab_encoder_delete): ... this one.
+	(lto_cgraph_encoder_deref): Rename to ...
+	(lto_symtab_encoder_deref): ... this one.
+	(lto_cgraph_encoder_encode_body_p): Rename to ...
+	(lto_symtab_encoder_encode_body_p): ... this one.
+	(lto_varpool_encoder_new, lto_varpool_encoder_delete,
+	lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
+	lto_varpool_encoder_deref): Remove.
+	(lto_varpool_encoder_encode_initializer_p): Rename to ...
+	(lto_symtab_encoder_encode_initializer_p): ... this one.
+	(lto_set_varpool_encoder_encode_initializer): Rename to ...
+	(lto_set_symtab_encoder_encode_initializer): ... this one.
+	(lto_output_edge): Update.
+	(lto_output_node): Update.
+	(lto_output_varpool_node): Update; stream out LTO_symtab_variable tag.
+	(lto_output_ref): Drop varpool_encoder; update.
+	(add_node_to): Update.
+	(add_references): Update.
+	(output_outgoing_cgraph_edges): Update.
+	(output_refs): Update.
+	(compute_ltrans_boundary): Update.
+	(output_cgraph): Update; output varpools too.
+	(input_overwrite_node): Update.
+	(output_varpool): Remove.
+	(input_node): Update.
+	(input_ref): Update.
+	(input_edge): Update.
+	(input_cgraph_1): Update; input varpool too; unify fixup code.
+	(input_varpool_1): Remove.
+	(input_refs): Update.
+	(input_cgraph): Update.
+	(output_node_opt_summary): Update.
+	(input_cgraph_opt_section): Update.
+	(input_cgraph_opt_summary): Update.
+	* ipa-pure-const.c (pure_const_write_summary): Update.
+	(pure_const_read_summary): Update.
+	* lto-streamer-out.c (lto_write_tree): Update.
+	(lto_output): Likewise.
+	(produce_symtab): Update.
+	(produce_asm_for_decls): Update.
+	* ipa-inline-analysis.c (inline_read_section): Update.
+	(inline_write_summary): Update.
+	* ipa-prop.c (ipa_write_node_info): Update.
+	(ipa_prop_read_section): Update.
+	* lto-streamer.h (lto_cgraph_encoder_d): Rename to ...
+	(lto_symtab_encoder_d): ... this one;  add initializer.
+	(lto_cgraph_encoder_t): Rename to ...
+	(lto_symtab_encoder_t): ... this one.
+	(lto_cgraph_encoder_size): Rename to ...
+	(lto_symtab_encoder_size): ... this one.
+	(lto_varpool_encoder_d): ... remove.
+	(lto_varpool_encoder_t): Remove.
+	(lto_out_decl_state): Remove cgraph_node_encoder, varpool_node_encoder
+	add symtab_node_encoder.
+	(lto_file_decl_data): Likewise.
+	(lto_cgraph_encoder_deref, lto_cgraph_encoder_lookup,
+	lto_cgraph_encoder_new, lto_cgraph_encoder_encode,
+	lto_cgraph_encoder_delete, lto_cgraph_encoder_encode_body_p,
+	lto_varpool_encoder_encode_body_p, lto_varpool_encoder_deref,
+	lto_varpool_encoder_lookup, lto_varpool_encoder_new,
+	lto_varpool_encoder_encode, lto_varpool_encoder_delete,
+	lto_varpool_encoder_encode_initializer_p): Remove.
+	(lto_symtab_encoder_deref, lto_symtab_encoder_lookup,
+	lto_symtab_encoder_t, lto_symtab_encoder_encode,
+	lto_symtab_encoder_delete, lto_symtab_encoder_encode_body_p,
+	lto_symtab_encoder_encode_initializer_p): New.
+
+2012-08-11  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (isa): Add fma and fma4.
+	(enabled): Handle fma and fma4.
+	* config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
+	(*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
+	(*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
+	(*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
+	(*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
+	(*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
+
+2012-08-10  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
+	*fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
+	*fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
+
+2012-08-10  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (simple LEA peephole2s): Add zero-extend
+	variants of PLUS and MULT simple LEA patterns.  Disable PLUS
+	patterns for TARGET_OPT_AGU.
+
+2012-08-10  Richard Guenther  <rguenther@suse.de>
+
+	* Makefile.in (OBJS): Remove matrix-reorg.o.
+	(matrix-reorg.o): Remove dependence rule.
+	(GTFILES): Remove matrix-reorg.c.
+	* matrix-reorg.c: Remove.
+	* passes.c (init_optimization_passes): Do not schedule
+	pass_ipa_matrix_reorg.
+	* tree-pass.h (pass_ipa_matrix_reorg): Remove.
+	* common.opt (fipa-matrix-reorg): Stub out.
+	* doc/invoke.texi (fipa-matrix-reorg): Remove documentation.
+
+2012-08-10  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/54219
+	* fold-const.c (fold_ternary_loc): Do not reverse the mask
+	when canonicalizing it when folding VEC_PERM_EXPR.
+
+2012-08-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	PR middle-end/54211
+	* gimple-ssa-strength-reduction.c (analyze_candidates_and_replace):
+	Use cand_type to determine whether pointer arithmetic will be generated.
+
+2012-08-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	* doc/sourcebuild.texi: Document long_neq_int effective target.
+
+2012-08-10  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54109
+	* tree-ssa-forwprop.c
+	(forward_propagate_addr_into_variable_array_index): Remove.
+	(forward_propagate_addr_expr_1): Adjust.
+
+2012-08-10  Richard Guenther  <rguenther@suse.de>
+
+	* tree-cfg.c (dump_function_to_file): Make sure to dump
+	anonymous SSA names when there are no local decls.
+
+2012-08-10  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* tree-ssa-pre.c (alloc_expression_id): Fix use of VEC_reserve.
+	* tree-into-ssa.c (get_ssa_name_ann): Likewise.
+	(mark_phi_for_rewrite): Likewise.
+	(compute_global_livein): Use VEC_reserve outside the innermost
+	loop and VEC_quick_push instead of VEC_safe_push in that loop.
+	(update_ssa): Re-organize to avoid unnecessary sbitmap_zero'ing
+	of new_ssa_names and old_ssa_names.  Allocate phis_to_rewrite to
+	the correct initial size.
+
+2012-08-10  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-pre.c (pretemp, storetemp, prephitemp): Remove.
+	(need_creation): Remove.
+	(get_representative_for): Use anonymous named SSA names.
+	(create_expression_by_pieces): Likewise.
+	(insert_into_preds_of_block): Likewise.
+	(init_pre): Do not init removed vars.
+	(fini_pre): Do not free need_creation.
+	* tree-ssa-forwprop.c (simplify_bitwise_binary): Use anonymous
+	SSA names.
+	* tree-ssa-loop-manip.c (create_iv): Likewise.
+	* value-prof.c (gimple_divmod_fixed_value): Likewise.
+	(gimple_mod_pow2): Likewise.
+	(gimple_mod_subtract): Likewise.
+	(gimple_ic): Likewise.
+	(gimple_stringop_fixed_value): Likewise.
+	* tree-ssa-phiopt.c (condstoretemp): Remove.
+	(tree_ssa_phiopt_worker): Use anonymous named SSA names.
+	(conditional_replacement): Likewise.
+	(abs_replacement): Likewise.
+	(cond_store_replacement): Likewise.
+	(cond_if_else_store_replacement_1): Likewise.
+	* tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
+	(rewrite_bittest): Likewise.
+	* tree-ssa-reassoc.c (build_and_add_sum): Get type from callers
+	and build anonymous SSA names.
+	(undistribute_ops_list): Adjust.
+	(eliminate_redundant_comparison): Use anonymous SSA names.
+	(rewrite_expr_tree_parallel): Likewise.
+	(get_reassoc_pow_ssa_name): Remove.
+	(attempt_builtin_powi): Adjust.
+	(reassociate_bb): Likewise.
+	* tree-ssa-strlen.c (get_string_length): Use anonymous SSA names.
+	* tree-switch-conversion.c (emit_case_bit_tests): Likewise.
+	(build_arrays): Likewise.
+	* tree-tailcall.c (adjust_return_value_with_ops): Likewise.
+	(create_tailcall_accumulator): Likewise.
+	* tree-vect-generic.c (expand_vector_divmod): Likewise.
+	* tree-profile.c (gcov_type_tmp_var): Remove.
+	(gimple_init_edge_profiler): Do not initialize it and use anonymous
+	SSA names.
+	(gimple_gen_ic_profiler): Likewise.
+	(tree_profiling): Adjust.
+	* tree-sra.c (build_ref_for_offset): Use anonymous SSA names.
+	* tree-ssa-math-opts.c (execute_cse_sincos_1): Likewise.
+	(powi_as_mults_1): Likewise.
+	(powi_as_mults): Likewise.
+	(build_and_insert_call): Adjust.
+	(build_and_insert_binop): Likewise.
+	(build_and_insert_ref): Likewise.
+	(build_and_insert_cast): Likewise.
+	(gimple_expand_builtin_pow): Likewise.
+	(gimple_expand_builtin_cabs): Likewise.
+	(execute_optimize_bswap): Use anonymous SSA names.
+	(convert_mult_to_widen): Likewise.
+	(convert_plusminus_to_widen): Likewise.
+	* tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
+	* tree-ssa-propagate.c (update_call_from_tree): Likewise.
+	* tree-if-conv.c (ifc_temp_var): Likewise.
+	* tree-loop-distribution.c (generate_memset_builtin): Likewise.
+	* tree-parloops.c (take_address_of): Likewise.
+	* tree-vect-data-refs.c (vect_permute_store_chain): Likewise.
+	(vect_permute_load_chain): Likewise.
+	* tree-vect-loop-manip.c (vect_create_cond_for_align_checks): Likewise.
+	* tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
+	(vect_handle_widen_op_by_const): Likewise.
+	(vect_operation_fits_smaller_type): Likewise.
+	(vect_recog_over_widening_pattern): Likewise.
+	* tree-vect-stmts.c (vect_init_vector): Likewise.
+	* tree-vrp.c (simplify_truth_ops_using_ranges): Likewise.
+	(simplify_float_conversion_using_ranges): Likewise.
+
+2012-08-10  Michael Zolotukhin  <michael.v.zolotukhin@intel.com>
+
+	* config/i386/i386.c (ix86_init_mmx_sse_builtins): Fix
+	target mask of __builtin_ia32_rdseed_di_step builtin.
+
+2012-08-10  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54027
+	* tree-vrp.c (extract_range_from_binary_expr_1): Merge RSHIFT_EXPR
+	and LSHIFT_EXPR handling, force -fwrapv for the multiplication used
+	to handle LSHIFT_EXPR with a constant.
+
+2012-08-10  Richard Guenther  <rguenther@suse.de>
+
+	* tree.h (SSA_NAME_VAR): Return NULL_TREE if an IDENTIFIER_NODE
+	is recorded as var.
+	(SSA_NAME_IDENTIFIER): Return the IDENTIFIER_NODE of the SSA_NAME
+	or its SSA_NAME_VAR.
+	(SET_SSA_NAME_VAR_OR_IDENTIFIER): New setter.
+	* tree-ssanames.c (make_ssa_name_fn): Handle creating anonymous
+	SSA names by passing a type instead of a variable decl.
+	(release_ssa_name): Use SET_SSA_NAME_VAR_OR_IDENTIFIER.
+	(copy_ssa_name_fn): Handle anonymous SSA names.
+	(replace_ssa_name_symbol): Use SET_SSA_NAME_VAR_OR_IDENTIFIER.
+	* tree-flow-inline.h (make_temp_ssa_name): New inline function.
+	* tree-pretty-print.c (dump_generic_node): Use SSA_NAME_IDENTIFIER,
+	dump SSA names without a name as <anon>.
+	* cfgexpand.c (expand_used_vars): Assing anonymous SSA names we are
+	going to expand a decl.
+	(gimple_expand_cfg): Assign all SSA names of a partition the
+	decl we created for its leader.
+	* tree-ssa.c (target_for_debug_bind): Handle SSA_NAMEs.
+	(verify_ssa_name): Handle anonymous SSA names.
+	(verify_def): Likewise.
+	* tree-predcom.c (eliminate_temp_copies): Likewise.
+	* tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
+	* tree-ssa-live.c (var_map_base_init): Compute conflicts for
+	anonymous SSA names with the same type.
+	(mark_all_vars_used_1): Handle anonymous SSA names.
+	(verify_live_on_entry): Likewise.
+	* tree-ssa-coalesce.c (abnormal_corrupt): Remove.
+	(create_outofssa_var_map): Adjust with respect to conflicts we
+	compute for anonymous SSA names.  Do not restrict abnormal
+	coalescing.
+	(coalesce_partitions): Do not restrict abnormal coalescing.
+	Assert we only ever coalesce variables we computed conflicts for.
+	* tree-ssa-ter.c (process_replaceable): Do not restrict TER
+	of anonymous names.
+	* expr.c (expand_expr_real_1): Handle anonymous SSA names
+	expanded from IVOPTs by creating a raw REG here.
+	* tree-cfg.c (replace_ssa_name): Handle anonymous SSA names.
+	(dump_function_to_file): Dump anonymous SSA names alongside
+	with their types in the variable list.
+	(verify_gimple_return): Guard use of SSA_NAME_VAR.
+	* tree-into-ssa.c (mark_for_renaming): Handle a NULL symbol.
+	(rewrite_into_ssa): Make SSA names anonymous.
+	* tree-ssa-structalias.c (alias_get_name): Rewrite.
+	* tree-ssa-uninit.c (ssa_undefined_value_p): Handle anonymous
+	SSA names.
+	(warn_uninitialized_phi): Likewise.
+	* tree-ssa-loop-ivopts.c (prepare_decl_rtl): Defer expanding
+	anonymous SSA names to the expander.
+	(determine_iv_cost): Anonymous SSA names are artificial.
+	* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
+	Handle anonymous SSA names.
+	* lto-streamer-out.c (output_ssa_names): Stream SSA_NAME_VAR
+	or if NULL, the type of the SSA name.
+	* tree-inline.c (remap_ssa_name): Handle anonymous SSA names,
+	remap names as anonymous where appropriate.
+	(insert_init_stmt): Pass SSA names down to insert_init_debug_bind.
+	* tree-ssa-uncprop.c (uncprop_into_successor_phis): Adjust
+	according to what we create conflicts for in out-of-SSA
+	coalescing.
+	* tree-parloops.c (separate_decls_in_region_name): Handle
+	anonymous SSA names.
+	(add_field_for_name): Likewise.
+	* tree.c (get_name): Handle SSA names.
+	* tree-ssa-loop-im.c (gen_lsm_tmp_name): Defer to get_name for
+	SSA_NAMEs.
+	* tree-vect-loop-manip.c (adjust_debug_stmts): Use
+	virtual_operand_p.
+	* tree-sra.c (create_access_replacement): Give up generating
+	a DECL_DEBUG_EXPR for SSA names in the memory reference.
+	(replace_removed_params_ssa_names): Guard use of SSA_NAME_VAR.
+	* tree-complex.c (get_component_ssa_name): Handle anonymous
+	SSA names.
+	(set_component_ssa_name): Likewise.
+	* tree-ssa-sccvn.c (visit_reference_op_load): Likewise.
+	* tree-object-size.c (collect_object_sizes_for): Handle
+	uninitialized SSA names properly.
+	* ipa-inline-analysis.c (eliminated_by_inlining_prob): Guard use of
+	SSA_NAME_VAR.
+	* ipa-split.c (test_nonssa_use): Likewise.
+	(consider_split): Likewise.
+	(mark_nonssa_use): Likewise.
+
+2012-08-09  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/54146
+	* ipa-inline-transform.c (inline_call): Add UPDATE_OVERALL_SUMMARY
+	parameter; honnor it.
+	* ipa-inline.c (recursive_inlining): Update call
+	of inline_call.
+	(inline_small_functions): Likewise.
+	(ipa_inline): Likewise.
+	(inline_always_inline_functions): Likewise.
+	(early_inline_small_functions): Likewise.
+	(flatten_function): Do separate update of summary info.
+	* ipa-inline.h (inline_update_overall_summary): Declare.
+	(inline_call): Update.
+	* ipa-inline-analysis.c (inline_merge_summary): Break out
+	updating code to ...
+	(inline_update_overall_summary): Likewise.
+
+2012-08-09  Richard Henderson  <rth@redhat.com>
+
+	* config/s390/s390.c (s390_expand_insv): Use VOIDmode in gen_rtx_SET.
+
+	* config/s390/s390.c (s390_expand_cs_hqi): Copy val to a temp before
+	performing the compare for the restart loop.
+
+2012-08-09  DJ Delorie  <dj@redhat.com>
+
+	* config/rl78/rl78.c (rl78_alloc_physical_registers): Check for
+	SET before extracting SET_SRC.
+	(rl78_remove_unused_sets): Check for REG before extractnig REGNO.
+
+2012-08-09  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54089
+	* config/sh/sh-protos (shift_insns_rtx): Delete.
+	(sh_ashlsi_clobbers_t_reg_p): Add.
+	* config/sh/sh.c (shift_insns, shift_amounts, ext_shift_insns,
+	ext_shift_amounts): Merge arrays of ints to array of structs.
+	Adapt usage of arrays throughout the file.
+	(shift_insns_rtx): Delete unused function.
+	(sh_ashlsi_clobbers_t_reg_p): New function.
+	* config/sh/sh.md (ashlsi3): Emit ashlsi3_n_clobbers_t insn if the
+	final shift sequence will clobber T_REG.
+	(ashlsi3_n): Split only if the final shift sequence will not
+	clobber T_REG.
+	(ashlsi3_n_clobbers_t): New insn_and_split.
+
+2012-08-09  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* calls.c (mem_overlaps_already_clobbered_arg_p): Use SBITMAP_SIZE
+	instead of looking at sbitmap n_bits member directly.
+	* gcse.c (hoist_code): Likewise.
+	* sched-rgn.c (split_edges): Likewise.
+	* tree-into-ssa.c (is_old_name, is_new_name, add_new_name_mapping,
+	update_ssa): Likewise.
+
+2012-08-09  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.h (LIMIT_RELOAD_CLASS): Return preferred
+	single unit register class for classes that contain registers form
+	multiple units.
+	(REG_CLASS_CONTENTS): Add missing "frame" register to FLOAT_INT_REGS,
+	INT_SSE_REGS and FLOAT_INT_SSE_REGS register classes.
+
+2012-08-09  Martin Jambor  <mjambor@suse.cz>
+
+	* cgraph.h (cgraph_indirect_call_info): Field anc_offse renamd to
+	offset, updated all users.  New field agg_contents.
+	* ipa-prop.h (jump_func_type): Removed IPA_JF_CONST_MEMBER_PTR.
+	(ipa_pass_through_data): New field agg_preserved.
+	(ipa_ancestor_jf_data): Likewise.
+	(ipa_member_ptr_cst): Removed.
+	(ipa_agg_jf_item): New type.
+	(ipa_agg_jump_function): Likewise.
+	(ipa_jump_func): New field agg.  Removed field member_cst.
+	(ipa_get_jf_pass_through_agg_preserved): New function.
+	(ipa_get_jf_ancestor_agg_preserved): Likewise.
+	(ipa_get_jf_member_ptr_pfn): Removed.
+	(ipa_find_agg_cst_for_param): Declare.
+	(ipa_load_from_parm_agg): Likewise.
+	* ipa-prop.c (param_analysis_info): Fields modified and
+	visited_statements rename to parm_modified and parm_visited_statements
+	respectively, added fields ref_modified, ref_visited_statements,
+	pt_modified and pt_visited_statements.
+	(ipa_print_node_jump_functions_for_edge): Do not dump const member
+	functions.  Dump agg_preserved flags and aggregate jump functions.
+	(ipa_set_jf_simple_pass_through): Set also agg_preserved.
+	(ipa_set_ancestor_jf): Likewise.
+	(ipa_set_jf_arith_pass_through): Clear agg_preserved.
+	(ipa_set_jf_member_ptr_cst): Removed.
+	(is_parm_modified_before_stmt): Logic reversed, renamed to
+	parm_preserved_before_stmt_p.  Cache visited bitmap only for
+	naked DECL parameters.  All callers updated.
+	(load_from_unmodified_param): Allow NULL parms_ainfo.
+	(parm_ref_data_preserved_p): New function.
+	(parm_ref_data_pass_through_p): Likewise.
+	(ipa_load_from_parm_agg_1): Likewise.
+	(ipa_load_from_parm_agg): Likewise.
+	(compute_complex_assign_jump_func): Check if aggregate contents are
+	preserved.
+	(compute_complex_ancestor_jump_func): Likewise.
+	(compute_scalar_jump_functions): Removed.
+	(type_like_member_ptr_p): Also check field position are known and sane.
+	(compute_pass_through_member_ptrs): Removed.
+	(determine_cst_member_ptr): Likewise.
+	(ipa_known_agg_contents_list): New type.
+	(determine_known_aggregate_parts): New function.
+	(compute_cst_member_ptr_arguments): Removed.
+	(ipa_compute_jump_functions_for_edge): Compute all kinds of jump
+	functions (scalar, aggregate and member pointer).
+	(ipa_get_member_ptr_load_param): Incorporate into
+	ipa_get_stmt_member_ptr_load_param, also pass back an offset.
+	(ipa_note_param_call): Clear agg_contents.
+	(ipa_analyze_indirect_call_uses): Also look for simple pointers loaded
+	from aggregates.  In such cases, store offset of the called field.
+	(ipa_analyze_node): Initialize new fields of param_analysis_info.
+	(update_jump_functions_after_inlining): Handle aggregate contents.
+	(ipa_find_agg_cst_for_param): New function.
+	(try_make_edge_direct_simple_call): Handle called aggregate values.
+	(update_indirect_edges_after_inlining): Make sure aggregate preserving
+	jump functions comply with type compatibility requirements.
+	(ipa_edge_duplication_hook): Copy also aggregate jump functions.
+	(ipa_write_jump_function): Stream agg_preserved flags and aggregate
+	jump functions.  Do not stream member pointer constant jump functions.
+	(ipa_read_jump_function): Likewise.
+	(ipa_write_indirect_edge_info): Stream new cgraph_indirect_call_info
+	fields.
+	(ipa_read_indirect_edge_info): Likewise.
+
+2012-08-09  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/39423
+	* config/sh/predicates.md (mem_index_disp_operand): New predicate.
+	* config/sh/sh.md (*movsi_index_disp): Rewrite insns to use the new
+	mem_index_disp_operand predicate.
+
+2012-08-09  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/51244
+	* config/sh/sh.md: Add negc extu sequence peephole.
+	(movrt, movnegt, movrt_negc, nott): Use t_reg_operand predicate.
+	(*movrt_negc): New insn.
+	* config/sh/sync.md (atomic_test_and_set): Pass gen_t_reg_rtx to
+	gen_movnegt.
+	* config/sh/sh.c (expand_cbranchsi4, sh_emit_scc_to_t,
+	sh_emit_compare_and_branch, sh_emit_compare_and_set): Use
+	get_t_reg_rtx.
+	(sh_expand_t_scc): Pass gen_t_reg_rtx to gen_movnegt.
+
+2012-08-09  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/50751
+	* config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg):
+	Use arith_reg_operand predicate instead of register_operand.
+	* config/sh/predicates.md (movsrc_no_disp_mem_operand): Accept
+	only mem, simplify.
+
+2012-08-09  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
+	(alpha_pad_function_end): ... this.  Also insert NOP between
+	sibling call and GP load.
+	(alpha_reorg): Update call to alpha_pad_function_end.  Expand comment.
+
+2012-08-09  Michael Zolotukhin  <michael.v.zolotukhin@intel.com>
+
+	* config/i386/adxintrin.h: Remove guarding __ADX__ check.
+	* config/i386/x86intrin.h: Likewise.
+	* config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove
+	OPTION_MASK_ISA_ADX from needed options for
+	__builtin_ia32_addcarryx_u32 and __builtin_ia32_addcarryx_u64.
+	(ix86_expand_builtin): Use add<mode>3_carry in expanding of
+	IX86_BUILTIN_ADDCARRYX32 and IX86_BUILTIN_ADDCARRYX64.
+
+2012-08-09  Andrey Belevantsev  <abel@ispras.ru>
+
+	PR rtl-optimization/53701
+	* sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
+	Process not only expr's vinsns but all old vinsns from expr's
+	history of changes.
+	(update_and_record_unavailable_insns): Clarify comment.
+
+2012-08-09  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* reload.c (find_valid_class_1): New static function.
+	(push_reload): Use it when reloading a SYMBOL_REG as the inner
+	of a subreg.  Keep better track of needed classes for the
+	secondary memory case.
+	* config/i386/i386.h (LIMIT_RELOAD_CLASS): Limit INT_SSE_REGS to
+	GENERAL_REGS.
+	* reload1.c (replaced_subreg): New static function.
+	(gen_reload): Use it when deciding whether to use secondary
+	memory.
+
+2012-08-09  Richard Guenther  <rguenther@suse.de>
+
+	* tree.h (SSA_VAR_P): Simplify.
+	* tree-ssanames.c (make_ssa_name_fn): Strengthen assert.
+	* fold-const.c (fold_comparison): Check for default def first
+	before checking for PARM_DECL.
+	* tree-complex.c (get_component_ssa_name): Likewise.
+	* tree-inline.c (remap_ssa_name): Likewise.
+	* tree-ssa-loop-ivopts.c (parm_decl_cost): Likewise.
+	* tree-ssa-structalias.c (get_fi_for_callee): Likewise.
+	(find_what_p_points_to): Likewise.
+	* tree-ssa-operands.c (add_stmt_operand): Simplify.
+
+2012-08-08  Joseph Myers  <joseph@codesourcery.com>
+
+	* simplify-rtx.c (simplify_binary_operation_1): Do not simplify
+	IOR to a constant if one operand has side effects.
+
+2012-08-08  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	* builtins.c (expand_builtin_atomic_compare_exchange): Pass old
+	value operand as MEM to expand_atomic_compare_and_swap.
+
+	* config/s390/s390.md ("atomic_compare_and_swap<mode>"): Accept
+	nonimmediate_operand for old value; generate load and store if
+	needed.
+	* config/s390/s390.c (s390_expand_cs_hqi): Accept any operand
+	as vtarget.
+
+2012-08-08  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR middle-end/54146
+	* gimpify.c (gimplify_body): Only verify_gimple_in_seq with
+	checking enabled.
+	* tree-ssa-loop-manip.c (add_exit_phis_var): Assert that var is
+	a gimple_reg if checking is enabled.
+	(find_uses_to_rename_stmt): Only look at non-virtual USE operands.
+	* tree-into-ssa (compute_global_livein): Change the worklist
+	type from an array to a VEC.
+
+2012-08-08  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-operands.h (virtual_operand_p): Declare.
+	* tree-ssa-operands.c (virtual_operand_p): New predicate.
+	* gimple.c (is_gimple_reg): Use virtual_operand_p.
+	* tree-into-ssa.c (prepare_block_for_update): Likewise.
+	* tree-vect-loop-manip.c (adjust_debug_stmts): Likewise.
+
+2012-08-08  Richard Guenther  <rguenther@suse.de>
+
+	* tree-call-cdce.c (check_pow): Simplify.
+	(gen_conditions_for_pow_int_base): Likewise.
+	* tree-ssa-dom.c (propagate_rhs_into_lhs): Do not handle
+	virtual operands here.
+	* tree-ssa-operands.c (get_name_decl): Remove unused function.
+	* gimplify.c (gimple_regimplify_operands): Remove dead code.
+	* tree-vrp.c (get_value_range): Move SSA_NAME_VAR access.
+	* tree-parloops.c (create_phi_for_local_result): Use copy_ssa_name.
+	* value-prof.c (gimple_ic): Use duplicate_ssa_name.
+	(gimple_stringop_fixed_value): Likewise.
+	* tree.c (needs_to_live_in_memory): Remove SSA name handling.
+	* tree-stdarg.c (find_va_list_reference): Store SSA_NAME_VERSIONs
+	in the bitmap alongside shifted DECL_UIDs.
+	(va_list_counter_struct_op): Likewise.
+	(va_list_ptr_read): Likewise.
+	(va_list_ptr_write): Likewise.
+	(check_va_list_escapes): Likewise.
+	(check_all_va_list_escapes): Likewise.
+	(execute_optimize_stdarg): Likewise.
+	* tree-outof-ssa.c (insert_backedge_copies): Use copy_ssa_name.
+
+2012-08-08  Richard Sandiford  <rdsandiford@googlemail.com>
+	    H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR rtl-optimization/54157
+	* combine.c (gen_lowpart_for_combine): Don't return identity
+	for CONST or symbolic reference.
+
+2012-08-08  Michael Zolotukhin  <michael.v.zolotukhin@intel.com>
+
+	* common/config/i386/i386-common.c (OPTION_MASK_ISA_ADX_SET): New.
+	(OPTION_MASK_ISA_ADX_UNSET): Likewise.
+	(ix86_handle_option): Handle madx option.
+	* config.gcc (i[34567]86-*-*): Add adxintrin.h.
+	(x86_64-*-*): Likewise.
+	* config/i386/adxintrin.h: New header.
+	* config/i386/driver-i386.c (host_detect_local_cpu): Detect ADCX/ADOX
+	support.
+	* config/i386/i386-builtin-types.def
+	(UCHAR_FTYPE_UCHAR_UINT_UINT_PUNSIGNED): New function type.
+	(UCHAR_FTYPE_UCHAR_ULONGLONG_ULONGLONG_PULONGLONG): Likewise.
+	* config/i386/i386-c.c: Define __ADX__ if needed.
+	* config/i386/i386.c (ix86_target_string): Define -madx option.
+	(PTA_ADX): New.
+	(ix86_option_override_internal): Handle new option.
+	(ix86_valid_target_attribute_inner_p): Add OPT_madx.
+	(ix86_builtins): Add IX86_BUILTIN_ADDCARRYX32,
+	IX86_BUILTIN_ADDCARRYX64.
+	(ix86_init_mmx_sse_builtins): Define corresponding built-ins.
+	(ix86_expand_builtin): Handle these built-ins.
+	(ix86_expand_args_builtin): Handle new function types.
+	* config/i386/i386.h (TARGET_ADX): New.
+	* config/i386/i386.md (adcx<mode>3): New define_insn.
+	* config/i386/i386.opt (madx): New.
+	* config/i386/x86intrin.h: Include adxintrin.h.
+
+2012-08-08  Nick Clifton  <nickc@redhat.com>
+
+	* config/rl78/rl78.c: Include tree-pass.h.
+
+2012-08-08  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR middle-end/54146
+	* ira.c (init_live_subregs): Take live_subregs_used as a bitmap.
+	(build_insn_chain): Make live_subregs_used a bitmap.
+	Use SBITMAP_SIZE to ignore the paradoxical bytes of subregs.
+	Use sbitmap_free to free the live_subreg sbitmaps.
+
+	PR middle-end/54146
+	* ifcvt.c: Include pointer-set.h.
+	(cond_move_process_if_block): Change type of then_regs and
+	else_regs from alloca'd array to pointer_sets.
+	(check_cond_move_block): Update for this change.
+	(cond_move_convert_if_block): Likewise.
+	* Makefile.in: Fix dependencies for ifcvt.o.
+
+2012-08-07  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	* gimple-ssa-strength-reduction.c (struct incr_info_d): New struct.
+	(incr_vec): New static var.
+	(incr_vec_len): Likewise.
+	(address_arithmetic_p): Likewise.
+	(stmt_cost): Remove dead assignment.
+	(dump_incr_vec): New function.
+	(cand_abs_increment): Likewise.
+	(lazy_create_slsr_reg): Likewise.
+	(incr_vec_index): Likewise.
+	(count_candidates): Likewise.
+	(record_increment): Likewise.
+	(record_increments): Likewise.
+	(unreplaced_cand_in_tree): Likewise.
+	(optimize_cands_for_speed_p): Likewise.
+	(lowest_cost_path): Likewise.
+	(total_savings): Likewise.
+	(analyze_increments): Likewise.
+	(ncd_for_two_cands): Likewise.
+	(nearest_common_dominator_for_cands): Likewise.
+	(profitable_increment_p): Likewise.
+	(insert_initializers): Likewise.
+	(introduce_cast_before_cand): Likewise.
+	(replace_rhs_if_not_dup): Likewise.
+	(replace_one_candidate): Likewise.
+	(replace_profitable_candidates): Likewise.
+	(analyze_candidates_and_replace): Handle candidates with SSA-name
+	strides.
+
+2012-08-07  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* cfg.c (debug_bb): Do not set TDF_BLOCKS.
+	* cfghooks.c (dump_bb): Honor ~TDF_BLOCKS.
+	* pretty-print.c (pp_base_flush): Do not add a newline, and do not
+	clear pp_needs_newline.
+	* pretty-print.h (pp_newline_and_flush): New macro with the behavior
+	of pp_base_flush before the above change.
+	* langhooks.c (lhd_print_error_function): Use pp_newline_and_flush
+	instead of pp_flush.
+	* diagnostic.c (diagnostic_finish): Likewise.
+	(diagnostic_report_diagnostic): Likewise.
+	(verbatim): Likewise.
+	(error_recursion): Likewise.
+	* tree-pretty-print.c (print_generic_stmt): Likewise.
+	(print_generic_stmt_indented): LIkewise.
+	* gimple-pretty-print.c (print_gimple_stmt): Likewise.
+	(print_gimple_seq): Likewise.
+	(gimple_dump_bb_buff): Likewise.
+
+2012-08-07  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR debug/54177
+	* var-tracking.c (var_lowpart): Exit early for matched modes.
+
+2012-08-07  Richard Henderson  <rth@redhat.com>
+
+	* config/s390/s390.c (s390_emit_compare_and_swap): Update for
+	atomic_compare_and_swapsi_internal name change.
+	(s390_expand_insv): Try RISBG last, not requiring operands in
+	registers but forcing them there.  Try a limited form of ICM.
+	(s390_two_part_insv): New.
+	(s390_expand_cs_hqi): Use it.  Update for atomic optabs.
+	* config/s390/s390.md (UNSPEC_MOVA): New.
+	(TDSI): Remove mode iterator.
+	(DGPR, DINT, TDI): New mode iterators.
+	(td): New mode attribute.
+	(mem_signal_fence): New.
+	(mem_thread_fence): Rename from memory_barrier; update for model arg.
+	(mem_thread_fence_1): Rename from *memory_barrier.
+	(atomic_load<DINT>, atomic_store<DINT>): New expanders.
+	(atomic_loaddi_1, atomic_loadti_1): New.
+	(atomic_storedi_1, atomic_storeti_1): New.
+	(sync_compare_and_swap<TDSI>, sync_compare_and_swap<HQI>): Remove.
+	(atomic_compare_and_swap<DGPR>, atomic_compare_and_swap<HQI>): New.
+	(atomic_compare_and_swap<DGPR>_internal): New.
+	(*sync_compare_and_swap<DW>, *sync_compare_and_swap<GPR>): Remove.
+	(*atomic_compare_and_swap<TDI>_1): New.
+	(*atomic_compare_and_swapdi_2, *atomic_compare_and_swapsi_3): New.
+	(sync_<ATOMIC_Z196><GPR>, sync_old_<ATOMIC_Z196><GPR>): Remove.
+	(atomic_fetch_<ATOMIC_Z196><GPR>): New.
+	(atomic_fetch_<ATOMC_Z196><GPR>_iaf): New.
+	(sync_<ATOMIC><HQI>, sync_old_<ATOMIC><HQI>): Remove.
+	(sync_new_<ATOMIC><HQI>): Remove.
+	(atomic_<ATOMIC><HQI>, atomic_fetch_<ATOMIC><HQI>): New.
+	(atomic_<ATOMIC>_fetch<HQI>): New.
+	(sync_lock_test_and_set<HQI>): Remove.
+	(atomic_exchange<HQI>): New.
+
+2012-08-07  Paul Brook  <paul@codesourcery.com>
+	    Sandra Loosemore  <sandra@codesourcery.com>
+
+	* except.c (switch_to_exception_section): Place tables for
+	DECL_ONE_ONLY functions in comdat groups.
+
+2012-08-07  Richard Guenther  <rguenther@suse.de>
+
+	* tree-flow.h (copy_ssa_name_fn): New function.
+	(duplicate_ssa_name_fn): Likewise.
+	* tree-flow-inline.h (copy_ssa_name): New function.
+	(duplicate_ssa_name): Likewise.
+	* tree-ssanames.c (copy_ssa_name_fn): New function.
+	(duplicate_ssa_name): Rename to ...
+	(duplicate_ssa_name_fn): ... this and adjust.
+	* tree-tailcall.c (update_accumulator_with_ops): Use copy_ssa_name.
+	* tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
+	Likewise.
+	(slpeel_update_phi_nodes_for_guard2): Likewise.
+	(slpeel_tree_peel_loop_to_edge): Likewise.
+	(vect_loop_versioning): Likewise.
+	* tree-parloops.c (transform_to_exit_first_loop): Likewise.
+	(create_parallel_loop): Likewise.
+	* ipa-split.c (split_function): Likewise.
+	* tree-vect-loop.c (vect_is_simple_reduction_1): Likewise.
+	(vect_create_epilog_for_reduction): Likewise.
+	* tree-vect-data-refs.c (bump_vector_ptr): Likewise.
+	(vect_setup_realignment): Likewise.
+	* tree-vect-stmts.c (vectorizable_load): Likewise.
+	* tree-switch-conversion.c (build_one_array): Likewise.
+	(gen_def_assigns): Likewise.
+	* tree-cfg.c (gimple_make_forwarder_block): Likewise.
+	* graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
+	create_zero_dim_array with the SSA name.
+	(rewrite_phi_out_of_ssa): Likewise.
+	(rewrite_cross_bb_scalar_dependence): Likewise.  Use copy_ssa_name.
+
+2012-08-07  Richard Guenther  <rguenther@suse.de>
+
+	* tree-dfa.c (set_ssa_default_def): Clear the SSA_NAME_DEFAULT_DEF
+	bit of the old name when we clear the slot.
+	* tree-ssa-live.c (remove_unused_locals): Release any default
+	def associated with an unused var.
+	* tree-ssa-copy.c (may_propagate_copy_into_asm): Always return true.
+
+2012-08-07  Richard Guenther  <rguenther@suse.de>
+
+	* tree-into-ssa.c (rewrite_stmt): Remove clobbers for variables
+	we rewrite into SSA form.
+	(rewrite_enter_block): Adjust.
+	* gimple-iterator.c (gsi_replace): Also allow replacement with
+	a stmt without a lhs.
+	* tree-ssa-live.c (remove_unused_locals): Remove code handling
+	clobbers of SSA names.
+	* tree-nested.c (convert_local_reference_stmt): Remove clobbers
+	for variables we access through the local chain.
+	* tree-cfg.c (verify_gimple_assign_single): Verify clobbers
+	clobber full decls only.
+
+2012-08-07  Richard Guenther  <rguenther@suse.de>
+
+	* gimple.h (gimple_phi_set_result): Adjust SSA_NAME_DEF_STMT.
+	* tree-phinodes.c (make_phi_node): Allow a NULL var.
+	* tree-into-ssa.c (insert_phi_nodes_for): Simplify.
+	* tree-complex.c (update_phi_components): Likewise.
+	* tree-ssa-loop-manip.c (create_iv): Likewise.
+	(add_exit_phis_edge): Likewise.
+	(split_loop_exit_edge): Likewise.
+	(tree_transform_and_unroll_loop): Likewise.
+	* value-prof.c (gimple_ic): Likewise.
+	(gimple_stringop_fixed_value): Likewise.
+	* tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
+	* omp-low.c (expand_parallel_call): Likewise.
+	(expand_omp_for_static_chunk): Likewise.
+	(expand_omp_atomic_pipeline): Likewise.
+	* tree-parloops.c (create_phi_for_local_result): Likewise.
+	(transform_to_exit_first_loop): Likewise.
+	* tree-vect-data-refs.c (vect_setup_realignment): Likewise.
+	* graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
+	* tree-predcom.c (initialize_root_vars): Likewise.
+	(initialize_root_vars_lm): Likewise.
+	* sese.c (sese_add_exit_phis_edge): Likewise.
+	* gimple-streamer-in.c (input_phi): Likewise.
+	* tree-inline.c (copy_phis_for_bb): Likewise.
+	* tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
+	* tree-cfg.c (gimple_make_forwarder_block): Likewise.
+	(gimple_duplicate_bb): Likewise.
+
+2012-08-07  Nick Clifton  <nickc@redhat.com>
+
+	* config/mn10300/mn10300.c (mn10300_expand_prologue): Report
+	stack usage if requested.
+
+2012-08-06  Cary Coutant  <ccoutant@google.com>
+
+	* cgraphunit.c (assemble_thunk): Add source line info.
+	* final.c (final): Check for non-null cfg pointer.
+
+2012-08-06  Sandra Loosemore  <sandra@codesourcery.com>
+	    Maxim Kuvyrkov  <maxim@codesourcery.com>
+	    Julian Brown  <julian@codesourcery.com>
+
+	* config/mips/24k.md (r24k_unknown_store): Delete special handling
+	for cprestore.
+	(r24k_int_load, r24k_int_arith, r24k_int_mul3, r24k_int_mfhilo)
+	(r24k_int_cop, r24k_int_multi)
+	(r24kf2_1_fcvt_f2i, r24kf2_1_fxfer)
+	(r24kf1_1_fcvt_f2i, r24kf1_1_fxfer): Use mips_store_data_bypass_p
+	instead of store_data_bypass_p.
+	* config/mips/74k.md (r74k_int_store): Delete special handling for
+	cprestore.
+	(r74k_int_load, r74k_int_logical, r74k_int_arith, r74k_int_cmove):
+	Use mips_store_data_bypass_p instead of store_data_bypass_p.
+
+2012-08-06  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR tree-optimization/51938
+	PR tree-optimization/52005
+	* tree-ssa-ifcombine.c (ifcombine_ifandif): New parameters for
+	inverted conditions.
+	(ifcombine_iforif): Remove, merge code into ifcombine_ifandif.
+	(tree_ssa_ifcombine_bb): Update calls to the above. Detect !a&&b
+	and !a||b patterns.
+
+2012-08-06  Olivier Hainque  <hainque@adacore.com>
+
+	* tree-emutls.c (new_emutls_decl): When a var_section is requested by
+	the target, attach the new decl to that, not to the template section.
+
+2012-08-06  Tom de Vries  <tom@codesourcery.com>
+
+	* tree-switch-conversion.c (emit_case_bit_tests): Generate MINUS_EXPR in
+	unsigned type.
+
+2012-08-05  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
+
+	* doc/invoke.texi: Document AMD btver2.
+	* doc/extend.texi: Document AMD btver1 and btver2.
+
+2012-08-04  Sandra Loosemore  <sandra@codesourcery.com>
+	    Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (mips_option_override): Check -fpic
+	for compatibility with -mabicalls and ABI.
+
+2012-08-04  Catherine Moore  <clm@codesourcery.com>
+	    Sandra Loosemore  <sandra@codesourcery.com>
+
+	* config/mips/xlr.md (ir_xlr_alu_clz): New insn_reservation.
+	(ir_xlr_alu): Remove clz.
+	* config/mips/mips-cpus.def (xlr): Set PTF_AVOID_BRANCHLIKELY.
+
+2012-08-04  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm.c (arm_gen_constant): Use SImode when preparing operands for
+	gen_extzv_t2.
+
+2012-08-04  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.h (QI_REGNO_P): New define.
+	(ANY_QI_REGNO_P): Ditto.
+	(GENERAL_REGNO_P): Use IN_RANGE macro.
+	(QI_REG_P): Use QI_REGNO_P.
+	(ANY_QI_REG_P): Use GENERAL_REGNO_P and QI_REGNO_P.
+	(HARD_REGNO_CALLER_SAVE_MODE): Use QI_REGNO_P.
+	* config/i386/i386.c (ix86_hard_regno_mode_ok): Ditto.
+	(x86_extended_QIreg_mentioned_p): Ditto.  Also check if
+	register is a general register.
+
+2012-08-03  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/sync.md (*atomic_fetch_add_cmp<mode>): Use
+	incdec_operand predicate to return INC or DEC insn mnemonic.
+	Add %K operand modifier.
+	(atomic_add<mode>): Use incdec_operand predicate to
+	return INC or DEC insn mnemonic.
+	(atomic_dec<mode>): Ditto.
+
+2012-08-03  Michael Matz  <matz@suse.de>
+
+	PR tree-optimization/54146
+	* cfgexpand.c (add_scope_conflicts_1): Use bitmap_ior_into.
+	(add_scope_conflicts): Iterate in RPO order.
+	(add_stack_protection_conflicts): Iterate over the other triangle.
+	(fini_vars_expansion): Clear stack_vars_sorted.
+
+2012-08-03  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR tree-optimization/30318
+	* double-int.c (mul_double_wide_with_sign): New function.
+	(mul_double_with_sign): Call the new function.
+	* double-int.h (mul_double_wide_with_sign): Declare the new function.
+	* tree-vrp.c (extract_range_from_binary_expr_1) [MULT_EXPR]:
+	Handle integer types that wrap on overflow.
+	(quad_int_cmp): New helper function.
+	(quad_int_pair_sort): Likewise.
+
+2012-08-03  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vect-loop-manip.c (vect_can_advance_ivs_p): Query
+	is_gimple_reg on the SSA name, not its variable.
+	(vect_update_ivs_after_vectorizer): Likewise.
+	* tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
+	* tree-if-conv.c (if_convertible_phi_p): Likewise.
+	(predicate_scalar_phi): Likewise.
+	* tree-vect-loop.c (vect_analyze_scalar_cycles_1): Likewise.
+	(vect_analyze_scalar_cycles_1): Likewise.
+	* tree-ssa-live.c (register_ssa_partition_check): Likewise.
+	* tree-outof-ssa.c (eliminate_useless_phis): Likewise.
+	* tree-ssa-reassoc.c (phi_rank): Likewise.
+	* tree-parloops.c (separate_decls_in_region_name): Use
+	replace_ssa_name_symbol.
+	* tree-predcom.c (base_names_in_chain_on): Likewise.
+	* matrix-reorg.c (update_type_size): Query the type of the SSA name,
+	not its variable.
+	* gimple-ssa-strength-reduction.c (create_mul_ssa_cand): Likewise.
+	(create_mul_imm_cand): Likewise.
+	(create_add_ssa_cand): Likewise.
+	(create_add_imm_cand): Likewise.
+	(slsr_process_add): Likewise.
+	* tree-inline.c (remap_ssa_name): Do not set the type of the
+	new SSA_NAME.
+	* tree-ssa-structalias.c (get_constraint_for_ssa_var): Clarify assert.
+	Check for default def first.
+
+2012-08-04  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* cfgrtl.c (print_rtl_with_bb): Do not print a newline between insns.
+
+	* sched-vis.c (print_pattern): Handle SEQUENCE also.
+
+2012-08-02  Richard Henderson  <rth@redhat.com>
+
+	Revert:
+	PR 34548
+	* function.h (struct rtl_data): Add max_dynamic_stack_alignment.
+	* cfgexpand.c (gimple_expand_cfg): Initialise it.
+	* explow.c (allocate_dynamic_stack_space): Set it.  Simplify
+	alignment requirements given the known alignment of dynamic_offset.
+	* function.c (instantiate_virtual_regs): Align dtnamic_offset.
+
+2012-08-02  Kenneth Zadeck <zadeck@naturalbridge.com>
+
+	* cfgexpand.c (expand_debug_locations):  Encapsulate test for
+	CONST_DOUBLE in macro.
+	* combine.c (try_combine, gen_lowpart_for_combine): Ditto.
+	* cprop.c (implicit_set_cond_p): Ditto.
+	* cselib.c (rtx_equal_for_cselib_1): Ditto.
+	* expmed.c (expand_mult): Ditto.
+	* expr.c (convert_modes): Ditto.
+	* ira-costs.c (record_reg_classes): Ditto.
+	* ira-lives.c (single_reg_class): Ditto.
+	* optabs.c (expand_copysign_absneg, expand_copysign): Ditto.
+	* print-rtl.c (print_rtx): Ditto.
+	* recog.c (simplify_while_replacing, const_double_operand)
+	(asm_operand_ok, constrain_operands): Ditto.
+	* reg-stack.c (subst_stack_regs_pat): Ditto.
+	* reload.c (find_reloads, find_equiv_reg): Ditto.
+	* rtlanal.c (replace_rtx): Remove test.
+	* rtlanal.c (constant_pool_constant_p, split_double): Encapsulate
+	test for CONST_DOUBLE in macro.
+	* simplify-rtx.c (mode_signbit_p, avoid_constant_pool_reference)
+	(simplify_unary_operation_1, simplify_const_unary_operation)
+	(simplify_binary_operation_1, simplify_const_binary_operation)
+	(simplify_relational_operation_1)
+	(simplify_const_relational_operations)
+	(implify_subreg): Ditto.
+	* varasm.c (output_constant_pool_2): Ditto.
+	* rtl.h (CONST_DOUBLE_AS_INT_P, CONST_DOUBLE_AS_FLOAT_P): New macros.
+	* rtl.def (CONST_DOUBLE):  Updated comments.
+
+2012-08-02  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR target/51931
+	* config/mips/mips-protos.h (mips_strip_unspec_address): Declare.
+	* config/mips/mips.c (mips_strip_unspec_address): Make extern.
+	(mips16_rewrite_pool_constant): Make a copy of the pool constant
+	before adding to a PC-relative table.
+	(mips16_lay_out_constants): Add a SPLIT_P parameter.
+	(mips16_load_branch_target, mips16_split_long_branches): New functions.
+	(mips_reorg): Update call to mips16_lay_out_constants.
+	Call mips16_split_long_branches.
+	* config/mips/predicates.md (pc_or_label_operand): Delete.
+	* config/mips/mips.md (length): Add a calculation for MIPS16 branches.
+	Move the extended_mips16 handling further down.
+	(*branch_equality<mode>_mips16): Replace use pc_or_label_operand
+	with explicit label_ref and pc.  Follow the usual operand numbering.
+	(*branch_equality<mode>_mips16_inverted): New pattern.
+	(*jump_mips16): Add length attribute.
+	(indirect_jump_and_restore_<mode>): New pattern.
+	(consttable_int): Call mips_strip_unspec_address on the operand.
+
+2012-08-02  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* recog.c (split_insn): Copy the original SET_SRC before using
+	it as a note.
+
+2012-08-02  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* reorg.c (dbr_schedule): Delete REG_BR_PRED loop.
+
+2012-08-02  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR tree-optimization/53805
+	* fold-const.c (invert_tree_comparison): Invert ORDERED_EXPR and
+	UNORDERED_EXPR even for trapping floating point.
+
+2012-08-02  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR middle-end/53321
+	PR middle-end/53865
+	* ipa-inline-analysis.c (inline_free_summary): Return if
+	inline_edge_summary_vec is NULL.
+	* ipa-split.c (execute_split_functions): Check if a function
+	is inlinable only if inline_edge_summary_vec != NULL.
+	* ipa.c (symtab_remove_unreachable_nodes): Restore
+	cgraph_propagate_frequency call when something was changed.
+	(free_inline_summary): New function.
+	(pass_ipa_free_inline_summary): New pass.
+	* passes.c (init_optimization_passes): Add
+	pass_ipa_free_inline_summary before pass_ipa_tree_profile.
+	* timevar.def (TV_IPA_FREE_INLINE_SUMMARY): New.
+	* tree-pass.h (pass_ipa_free_inline_summary): New.
+
+2012-08-02  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm.c (arm_gen_constant): Use UBFX for some AND operations when
+	available.
+
+2012-08-02  Richard Guenther  <rguenther@suse.de>
+
+	* tree-into-ssa.c (struct common_info_d): New struct.
+	(struct var_info_d, struct ssa_name_info): Use it.
+	(get_ssa_name_ann): Adjust.
+	(get_phi_state, set_phi_state): Remove.
+	(get_common_info): New function.
+	(get_current_def, set_current_def): Adjust.
+	(get_def_blocks_for): Take a common info as param.
+	(set_def_block): Call get_common_info once.
+	(set_livein_block): Likewise.
+	(find_def_blocks_for): Adjust.
+	(insert_phi_nodes): Likewise.
+	(register_new_def): Call get_common_info once.
+	(get_reaching_def): Likewise.
+	(rewrite_debug_stmt_uses): Likewise.
+	(rewrite_leave_block): Likewise.
+	(dump_currdefs): Likewise.
+	(debug_var_infos_r): Adjust.
+	(register_new_update_single): Call get_common_info once.
+	(maybe_replace_use_in_debug_stmt): Likewise.
+	(rewrite_update_leave_block): Likewise.
+	(mark_use_interesting): Adjust.
+	(create_new_def_for): Likewise.
+	(update_ssa): Likewise.
+
+2012-08-02  Michael Matz  <matz@suse.de>
+
+	* tree-ssa-live.c (set_is_used): Return a bool.
+	(mark_all_vars_used): Don't take data argument.
+	(mark_all_vars_used_1): Adjust calls to above, merge handling
+	of local and global vars.
+	(remove_unused_scope_block_p): Don't take global_unused_vars,
+	merge handling of local and global vars.
+	(remove_unused_locals): Don't allocate/fill/pass global_unused_vars,
+	use is_used_p for local and global vars.
+
+2012-08-02  Richard Guenther  <rguenther@suse.de>
+
+	* tree-flow.h (make_rename_temp): Remove.
+	* tree-dfa.c (make_rename_temp): Likewise.
+	* cgraphunit.c (thunk_adjust, assemble_thunk): Use create_tmp_reg
+	instead of make_rename_temp.
+	* omp-low.c (expand_omp_for_generic, expand_omp_for_static_nochunk,
+	expand_omp_atomic_pipeline): Likewise.
+	* trans-mem.c (tm_log_emit_save_or_restores, build_tm_load,
+	build_tm_store, expand_call_tm, expand_transaction,
+	ipa_tm_insert_gettmclone_call): Likewise.
+	* tree-complex.c (expand_complex_div_wide): Likewise.
+	* tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
+	Likewise.
+	* tree-ssa-loop-im.c (execute_sm_if_changed_flag_set, execute_sm):
+	Likewise.
+	* tree-ssa-math-opts.c (insert_reciprocals): Likewise.
+	* value-prof.c (gimple_divmod_fixed_value, gimple_mod_pow2,
+	gimple_mod_subtract): Likewise.
+
+2012-08-02  Richard Guenther  <rguenther@suse.de>
+
+	* tree-flow.h (set_default_def): Rename to ...
+	(set_ssa_default_def): ... this.  Take a struct function argument.
+	(gimple_default_def): Rename to ...
+	(ssa_default_def): ... this.
+	(get_or_create_ssa_default_def): New function.
+	* tree-dfa.c: Likewise.
+	(dump_variable): Adjust.
+	* ipa-prop.c (ipa_analyze_params_uses): Adjust, properly check
+	for used parameters.
+	* ipa-split.c (consider_split): Adjust, avoid repeated default-def
+	lookups.
+	(split_function): Likewise.
+	* lto-streamer-in.c (input_ssa_names): Adjust.
+	* omp-low.c (expand_omp_taskreg): Likewise.
+	* tree-cfg.c (replace_ssa_name): Adjust, no need to push/pop cfun.
+	* tree-complex.c (init_parameter_lattice_values): Adjust.
+	(get_component_ssa_name): Likewise.
+	(update_parameter_components): Likewise.
+	* tree-inline.c (remap_ssa_name): Likewise.
+	(setup_one_parameter): Likewise.
+	(initialize_inlined_parameters): Likewise.
+	(declare_return_variable): Likewise.
+	(expand_call_inline): Likewise.
+	(tree_function_versioning): Likewise.
+	* tree-into-ssa.c (get_default_def_for): Remove.
+	(get_reaching_def): Use get_or_create_ssa_default_def instead.
+	* tree-predcom.c (replace_ref_with): Adjust.
+	* tree-sra.c (get_repl_default_def_ssa_name): Likewise.
+	(is_unused_scalar_param): Likewise.
+	(ptr_parm_has_direct_uses): Likewise.
+	(sra_ipa_reset_debug_stmts): Likewise.
+	* tree-ssa-coalesce.c (create_outofssa_var_map): Adjust.
+	* tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
+	* tree-ssa-live.c (verify_live_on_entry): Likewise.
+	* tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise,
+	avoid repeated default def lookups.
+	* tree-ssa-sccvn.c (run_scc_vn): Likewise.
+	* tree-tailcall.c (arg_needs_copy_p): Adjust.
+	(tree_optimize_tail_calls_1): Likewise.
+
+2012-08-02  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/50672
+	Revert
+	2012-08-01  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-tail-merge.c (release_last_vdef): Remove.
+	(replace_block_by): Adjust.
+
+2012-08-02  Richard Guenther  <rguenther@suse.de>
+
+	* tree-dfa.c (referenced_var_lookup): Remove.
+	(find_referenced_vars): Remove.
+	(pass_referenced_vars): Likewise.
+	(make_rename_temp): Do not add referenced vars.
+	(dump_referenced_vars): Remove.
+	(debug_referenced_vars): Likewise.
+	(dump_dfa_stats): Do not dump referenced var stats.
+	(find_vars_r): Remove.
+	(find_referenced_vars_in): Likewise.
+	(referenced_var_check_and_insert): Likewise.
+	(add_referenced_var_1): Likewise.
+	(remove_referenced_var): Likewise.
+	* tree-flow.h (referenced_var_lookup): Likewise.
+	(struct gimple_df): Remove referenced_vars member.
+	(typedef referenced_var_iterator): Remove.
+	(FOR_EACH_REFERENCED_VAR): Likewise.
+	(num_referenced_vars): Likewise.
+	(debug_referenced_vars, dump_referenced_vars): Likewise.
+	(add_referenced_var_1, add_referenced_var): Likewise.
+	(remove_referenced_var): Likewise.
+	(find_referenced_vars_in): Likewise.
+	* tree-flow-inline.h (gimple_referenced_vars): Remove.
+	(first_referenced_var): Likewise.
+	(end_referenced_vars_p): Likewise.
+	(next_referenced_var): Likewise.
+	* cfgexpand.c (update_alias_info_with_stack_vars): Remove assert.
+	* gimple-pretty-print.c (pp_points_to_solution): Dump UIDs
+	unconditionally.
+	* tree-into-ssa.c (dump_decl_set): Likewise.
+	(pass_build_ssa): Do not require PROP_referenced_vars.
+	* tree-ssa.c (target_for_debug_bind): Virtual operands are
+	not suitable, but all register type vars are.
+	(init_tree_ssa): Do not allocate referenced vars.
+	(delete_tree_ssa): Do not free referenced vars.
+	* cgraphunit.c (init_lowered_empty_function): Do not set
+	PROP_referenced_vars.
+	(assemble_thunk): Do not add referenced vars.
+	* gimple-fold.c (canonicalize_constructor_val): Likewise.
+	(gimplify_and_update_call_from_tree): Likewise.
+	* gimple-streamer-in.c (input_bb): Likewise.
+	* passes.c (init_optimization_passes): Do not run
+	pass_referenced_vars.
+	(dump_properties): Do not dump PROP_referenced_vars.
+	* tree-inline.c (remap_decl): Do not add referenced vars.
+	(remap_gimple_op_r): Likewise.
+	(copy_tree_body_r): Likewise.
+	(copy_bb): Likewise.
+	(setup_one_parameter): Likewise.
+	(declare_return_variable): Likewise.
+	(copy_decl_for_dup_finish): Likewise.
+	(copy_arguments_for_versioning): Likewise.
+	(tree_function_versioning): Likewise.
+	* tree-pass.h (PROP_referenced_vars): Remove.
+	(pass_referenced_vars): Likewise.
+	* tree-profile.c (gimple_gen_edge_profiler): Do not add
+	referenced vars.
+	(gimple_gen_interval_profiler): Likewise.
+	(gimple_gen_pow2_profiler): Likewise.
+	(gimple_gen_one_value_profiler): Likewise.
+	(gimple_gen_ic_profiler): Likewise.
+	(gimple_gen_average_profiler): Likewise.
+	(gimple_gen_ior_profiler): Likewise.
+	* tree-ssa-live.c (remove_unused_locals): Do not touch referenced vars.
+	* tree-cfg.c (replace_ssa_name): Do not add referenced vars.
+	(move_stmt_op): Likewise.
+	* tree-ssa-operands.c (create_vop_var): Likewise.
+	* gimple-low.c (record_vars_into): Likewise.
+	* gimplify.c (gimple_regimplify_operands): Likewise.
+	(force_gimple_operand_1): Likewise.
+	* omp-low.c (expand_omp_for_generic): Likewise.
+	(expand_omp_for_static_chunk): Likewise.
+	(expand_omp_atomic_pipeline): Likewise.
+	* graphite-clast-to-gimple.c (graphite_create_new_loop): Likewise.
+	(translate_clast_assignment): Likewise.
+	* graphite-sese-to-poly.c (create_zero_dim_array): Likewise.
+	(handle_scalar_deps_crossing_scop_limits): Likewise.
+	* ipa-prop.c (ipa_modify_formal_parameters): Likewise.
+	* ipa-split.c (split_function): Likewise.
+	* matrix-reorg.c (transform_access_sites): Likewise.
+	* trans-mem.c (tm_log_add): Likewise.
+	(ipa_tm_insert_gettmclone_call): Likewise.
+	* tree-complex.c (create_one_component_var): Likewise.
+	* tree-if-conv.c (ifc_temp_var): Likewise.
+	* tree-parloops.c (take_address_of): Likewise.
+	(initialize_reductions): Likewise.
+	(separate_decls_in_region_name): Likewise.
+	(create_call_for_reduction_1): Likewise.
+	(separate_decls_in_region): Likewise.
+	* tree-predcom.c (predcom_tmp_var): Likewise.
+	(reassociate_to_the_same_stmt): Likewise.
+	* tree-sra.c (build_ref_for_offset): Likewise.
+	(create_access_replacement): Likewise.
+	(get_replaced_param_substitute): Likewise.
+	(sra_ipa_reset_debug_stmts): Likewise.
+	* tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
+	(rewrite_bittest): Likewise.
+	* tree-ssa-loop-ivopts.c (create_new_iv): Likewise.
+	* tree-ssa-loop-manip.c (create_iv): Likewise.
+	(tree_transform_and_unroll_loop): Likewise.
+	* tree-ssa-math-opts.c (powi_as_mults): Likewise.
+	(build_and_insert_call): Likewise.
+	(gimple_expand_builtin_cabs): Likewise.
+	(execute_optimize_bswap): Likewise.
+	* tree-ssa-phiopt.c (conditional_replacement): Likewise.
+	(abs_replacement): Likewise.
+	(cond_store_replacement): Likewise.
+	(cond_if_else_store_replacement_1): Likewise.
+	* tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
+	* tree-ssa-pre.c (get_representative_for): Likewise.
+	(create_expression_by_pieces): Likewise.
+	(insert_into_preds_of_block): Likewise.
+	* tree-ssa-propagate.c (update_call_from_tree): Likewise.
+	* tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
+	(eliminate_redundant_comparison): Likewise.
+	(rewrite_expr_tree_parallel): Likewise.
+	(get_reassoc_pow_ssa_name): Likewise.
+	* tree-ssa-strlen.c (get_string_length): Likewise.
+	* tree-switch-conversion.c (emit_case_bit_tests): Likewise.
+	(build_arrays): Likewise.
+	* tree-tailcall.c (adjust_return_value_with_ops): Likewise.
+	(create_tailcall_accumulator): Likewise.
+	* tree-vect-data-refs.c (vect_get_new_vect_var): Likewise.
+	(vect_create_addr_base_for_vector_ref): Likewise.
+	(vect_permute_store_chain): Likewise.
+	(vect_permute_load_chain): Likewise.
+	* tree-vect-generic.c (expand_vector_divmod): Likewise.
+	* tree-vect-loop-manip.c (set_prologue_iterations): Likewise.
+	(vect_build_loop_niters): Likewise.
+	(vect_generate_tmps_on_preheader): Likewise.
+	(vect_update_ivs_after_vectorizer): Likewise.
+	(vect_gen_niters_for_prolog_loop): Likewise.
+	(vect_do_peeling_for_alignment): Likewise.
+	(vect_create_cond_for_align_checks): Likewise.
+	* tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
+	(vect_handle_widen_op_by_const): Likewise.
+	(vect_operation_fits_smaller_type): Likewise.
+	(vect_recog_over_widening_pattern): Likewise.
+	* tree-vect-stmts.c (vect_init_vector): Likewise.
+
+2012-08-01  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/52983
+	* valtrack.c (dead_debug_insert_temp): Use cleanup_auto_inc_dec.
+
+2012-08-01  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/52983
+	* valtrack.c (cleanup_auto_inc_dec): Implement unconditionally,
+	falling back to copy_rtx on non-autoinc machines.
+	(propagate_for_debug_subst): Always use cleanup_auto_inc_dec.
+
+2012-08-01  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/52983
+	* valtrack.h, valtrack.c: New.
+	* Makefile.in (VALTRACK_H): New.
+	(OBJS): Add valtrack.o.
+	(valtrack.o): New.
+	(cselib.o, dce.o, df-problems.o, combine.o): Add VALTRACK_H.
+	* combine.c: Include valtrack.h.
+	(make_compound_operation): Publish.
+	(cleanup_auto_inc_dec): Move to valtrack.c.
+	(struct rtx_subst_pair, propagate_for_debug_subst): Likewise.
+	(propagate_for_debug): Likewise.  Add this_basic_block parameter.
+	Adjust all callers.
+	* cselib.c: Include valtrack.h.
+	* dce.c: Likewise.
+	* df-problems.c: Likewise.
+	(dead_debug_init, dead_debug_reset_uses): Move to valtrack.c.
+	(dead_debug_finish, dead_debug_add): Likewise.
+	(dead_debug_insert_temp): Likewise.
+	* df.h (struct dead_debug_use): Move to valtrack.h.
+	(struct dead_debug, enum debug_temp_where): Likewise.
+	(dead_debug_init, dead_debug_reset_uses): Move to valtrack.h.
+	(dead_debug_finish, dead_debug_add): Likewise.
+	(dead_debug_insert_temp): Likewise.
+	* rtl.h (make_compound_operation): Declare.
+
+2012-08-01  Catherine Moore  <clm@codesourcery.com>
+	    Sandra Loosemore  <sandra@codesourcery.com>
+
+	* config/mips/mips-cpus.def (34kn): New.
+	* config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Add 34kn.
+	(BASE_DRIVER_SELF_SPECS): Do not imply -mdsp for the 34kn.
+	* config/mips/mips-tables.opt: Regenerate.
+	* doc/invoke.texi (MIPS Options): Document -march=34kn.
+
+2012-08-01  Richard Henderson  <rth@redhat.com>
+
+	* expmed.h (NUM_MODE_PARTIAL_INT): New.
+	(NUM_MODE_VECTOR_INT, NUM_MODE_IP_INT, NUM_MODE_IPV_INT): New.
+	(struct expmed_op_cheap): Size one array on NUM_MODE_IPV_INT.
+	(struct expmed_op_costs): Likewise.
+	(struct target_expmed): Size x_convert_cost on NUM_MODE_IP_INT.
+	(expmed_mode_index): New.
+	(expmed_op_cheap_ptr, expmed_op_cost_ptr): Use expmed_mode_index.
+	(convert_cost_ptr): Likewise.
+	* expmed.c (struct init_expmed_rtl): Rename convert to trunc.
+	(init_expmed_one_conv): Split out from ...
+	(init_expmed_one_mode): ... here.  Iterate conversions over
+	partial integer modes too.
+	(init_expmed): Iterate over partial integer modes too.
+
+2012-08-01  Richard Henderson  <rth@redhat.com>
+
+	* config/m32c/m32c.c (TARGET_INIT_LIBFUNCS): Remove.
+	(m32c_init_libfuncs): Remove.
+	* config/m32c/cond.md (cstore<QHPSI>4_16): Rename from cstore<QHPSI>4.
+	(cstore<QHPSI>4): New expander.
+
+2012-08-01  Richard Guenther  <rguenther@suse.de>
+
+	* tree-flow-inline.h (referenced_var): Remove.
+	* tree-ssa-coalesce.c (create_outofssa_var_map): Remove duplicate
+	checking code.
+	* tree-sra.c (candidates): New global hashtable.
+	(candidate): New function.
+	(sra_initialize): Initialize candidates.
+	(sra_deinitialize): Free candidates.
+	(disqualify_candidate): Remove candidate from candidates.
+	(maybe_add_sra_candidate): New function.
+	(find_var_candidates): Walk over all local decls and parameters,
+	add candidates to candidates hashtable.
+	(find_param_candidates): Add candidates to candidates hashtable.
+	(analyze_all_variable_accesses): Use candidate instead of
+	referenced_var.
+
+2012-08-01  Tom de Vries  <tom@codesourcery.com>
+
+	* tree-vrp.c (find_case_label_ranges): New function.
+	(vrp_visit_switch_stmt, simplify_switch_using_ranges): Use
+	find_case_label_ranges instead of find_case_label_range.  Handle second
+	range.
+
+2012-08-01  Michael Matz  <matz@suse.de>
+
+	* tree-complex.c (init_parameter_lattice_values): Don't call var_ann.
+	* tree-dfa.c (struct dfa_stats_d): Remove num_var_anns member.
+	(dump_dfa_stats): Don't dump stats about var anns.
+	(collect_dfa_stats): Don't collect them.
+	(add_referenced_var_1): Don't set var annotation pointers.
+	(remove_referenced_var): Ditto, and only remove it it's in the
+	hash table.
+
+	* tree-flow-inline.h (var_ann): Remove.
+	* tree-flow.h (struct var_ann_d, var_ann_t): Remove.
+
+	* tree-inline.c (remapped_type): Remove.
+	(can_be_nonlocal): Most variable will be considered live here,
+	return false earlier.
+	(remap_decls): Don't call var_ann, all variables will be considered
+	referenced here.
+	(copy_debug_stmt): Ditto, and use is_global_var.
+
+	* tree-into-ssa.c (rewrite_debug_stmt_uses): Use get_current_def to
+	determine if a variable was referred to, not var_ann.
+	* tree-ssa-live.c (remove_unused_scope_block_p): Don't check var_ann.
+	(remove_unused_locals): Ditto.
+	* tree-ssa.c (delete_tree_ssa): Don't free/clear var ann pointers.
+	* tree-tailcall.c (arg_needs_copy_p): Don't check var_ann.
+	* tree.c (copy_node_stat): Don't clear var ann pointer.
+	* tree.h (tree_result_decl, tree_parm_decl, tree_var_decl): Remove
+	ann member.
+	(DECL_VAR_ANN_PTR): Remove.
+
+2012-08-01  Michael Matz  <matz@suse.de>
+
+	* tree-flow.h (struct var_ann_d): Rename used member.
+	(set_is_used): Don't declare.
+	* tree-flow-inline.h (clear_is_used): Remove.
+	(set_is_used, is_used_p): Move to ...
+	* tree-ssa-live.c (set_is_used, is_used_p): ... here, and use
+	on the side bitmap.
+	(usedvars): New bitmap.
+	(dump_scope_block): Don't dump unusedness.
+	(remove_unused_locals): Allocate and free usedvars.
+	* tree-nrv.c (tree_nrv): Don't clear used flags here.
+
+2012-08-01  Michael Matz  <matz@suse.de>
+
+	* tree-flow.h (struct var_ann_d): Remove base_var_processed and
+	base_index members.
+	* tree-ssa-live.h (struct _var_map): Remove basevars member.
+	(VAR_ANN_BASE_INDEX): Remove.
+	* tree-ssa-live.c (var_map_base_init): Use a hash table instead
+	of var annotation to compress index space.  Don't deal with above
+	removed members.
+	(var_map_base_fini): Don't free basevars.
+	(init_var_map): Don't clear basevars.
+
+2012-08-01  Bill Schmidt  <wschmidt@linux.ibm.com>
+
+	* gimple-ssa-strength-reduction.c (struct slsr_cand_d): Change
+	base_name to base_expr.
+	(struct cand_chain_d): Likewise.
+	(base_cand_hash): Likewise.
+	(base_cand_eq): Likewise.
+	(record_potential_basis): Likewise.
+	(alloc_cand_and_find_basis): Likewise.
+	(create_mul_ssa_cand): Likewise.
+	(create_mul_imm_cand): Likewise.
+	(create_add_ssa_cand): Likewise.
+	(create_add_imm_cand): Likewise.
+	(slsr_process_cast): Likewise.
+	(slsr_process_copy): Likewise.
+	(dump_candidate): Likewise.
+	(base_cand_dump_callback): Likewise.
+	(unconditional_cands_with_known_stride_p): Likewise.
+	(cand_increment): Likewise.
+
+2012-08-01  Bill Schmidt  <wschmidt@linux.ibm.com>
+
+	PR tree-optimization/46556
+	* gimple-ssa-strength-reduction.c (enum cand_kind): Add CAND_REF.
+	(base_cand_map): Change to hash table.
+	(base_cand_hash): New function.
+	(base_cand_free): Likewise.
+	(base_cand_eq): Likewise.
+	(lookup_cand): Change base_cand_map to hash table.
+	(find_basis_for_candidate): Likewise.
+	(base_cand_from_table): Exclude CAND_REF.
+	(restructure_reference): New function.
+	(slsr_process_ref): Likewise.
+	(find_candidates_in_block): Call slsr_process_ref.
+	(dump_candidate): Handle CAND_REF.
+	(base_cand_dump_callback): New function.
+	(dump_cand_chains): Change base_cand_map to hash table.
+	(replace_ref): New function.
+	(replace_refs): Likewise.
+	(analyze_candidates_and_replace): Call replace_refs.
+	(execute_strength_reduction): Change base_cand_map to hash table.
+
+2012-08-01  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_address_subreg_operand): Reject
+	stack pointer.
+	(ix86_print_operand_address): Assert that parts.base and parts.index
+	are non-NULL after call to simplify_subreg.
+
+2012-08-01  Richard Guenther  <rguenther@suse.de>
+
+	* doc/tree-ssa.texi: Remove pieces mentioning mark_sym_for_renaming.
+
+2012-08-01  Richard Guenther  <rguenther@suse.de>
+
+	* graphite-clast-to-gimple.c (translate_clast_user): Rename
+	virtual operands.
+	* sese.c (graphite_copy_stmts_from_block): Do not rename virtual
+	operands here.
+	* tree-call-cdce.c (tree_call_cdce): Use
+	mark_virtual_operands_for_renaming.
+	* tree-eh.c (sink_clobbers): Simplify.
+	* tree-flow.h (mark_sym_for_renaming): Remove.
+	(mark_virtual_operands_for_renaming): New function.
+	* tree-if-conv.c (tree_if_conversion): Use
+	mark_virtual_operands_for_renaming.
+	* tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
+	* tree-into-ssa.c (mark_sym_for_renaming): Remove.
+	(mark_virtual_operands_for_renaming): New function.
+	* tree-loop-distribution.c (tree_loop_distribution): Use
+	mark_virtual_operands_for_renaming.
+	* tree-ssa-dce.c (mark_virtual_operand_for_renaming): Do not
+	update stmts, use mark_virtual_operands_for_renaming.
+	* tree-ssa-tail-merge.c (release_last_vdef): Remove.
+	(replace_block_by): Adjust.
+	(tail_merge_optimize): Use mark_virtual_operands_for_renaming.
+	* tree-tailcall.c (tree_optimize_tail_calls_1): Use
+	mark_virtual_operands_for_renaming.
+	* tree-vect-slp.c (vect_slp_transform_bb): Likewise.
+	* tree-vectorizer.c (vectorize_loops): Likewise.
+
+2012-08-01  Richard Guenther  <rguenther@suse.de>
+
+	* tree-flow.h (struct gimple_df): Remove syms_to_rename member,
+	add ssa_renaming_needed and rename_vops flags.
+	(SYMS_TO_RENAME): Remove.
+	(symbol_marked_for_renaming): Likewise.
+	(mark_virtual_ops_for_renaming): Likewise.
+	* tree-into-ssa.c (symbols_to_rename_set, symbols_to_rename):
+	New globals.
+	(mark_for_renaming, marked_for_renaming): New functions.
+	(symbol_marked_for_renaming): Remove.
+	(dump_currdefs): Adjust.
+	(maybe_replace_use): Likewise.
+	(maybe_replace_use_in_debug_stmt): Likewise.
+	(maybe_register_def): Likewise.
+	(rewrite_update_phi_arguments): Likewise.
+	(rewrite_update_enter_block): Likewise.
+	(fini_ssa_renamer): Clear update SSA status here ...
+	(delete_update_ssa): ... not here.  Free rename set.
+	(prepare_block_for_update): Compute which decls need renaming.
+	(dump_update_ssa): Adjust.
+	(mark_sym_for_renaming): Adjust update SSA status for virtuals.
+	(need_ssa_update_p): Adjust.
+	(insert_updated_phi_nodes_for): Likewise.
+	(update_ssa): Likewise.
+	* tree-ssa-operands.c (finalize_ssa_defs): Adjust update SSA status
+	for virtual and real operands.
+	(finalize_ssa_uses): Likewise.
+	* tree-ssanames.c (init_ssanames): Adjust.
+	* tree-ssa.c (maybe_rewrite_mem_ref_base, maybe_optimize_var,
+	execute_update_addresses_taken): Add bitmap to keep track of which
+	candidates are suitable for rewriting and later renaming by SSA update.
+	* matrix-reorg.c (transform_access_sites): Do not rename all defs.
+	* tree-dfa.c (make_rename_temp): Do not mark real operands for
+	renaming.
+	* cgraphunit.c (assemble_thunk): Likewise.
+	* gimplify.c (gimple_regimplify_operands): Likewise.
+	(force_gimple_operand_1): Likewise.
+	* ipa-prop.c (ipa_modify_formal_parameters): Likewise.
+	* tree-inline.c (declare_return_variable): Likewise.
+	* tree-parloops.c (separate_decls_in_region_stmt): Do not call
+	mark_virtual_ops_for_renaming.
+	(create_stores_for_reduction): Likewise.
+	(create_loads_and_stores_for_name): Likewise.
+	* tree-predcom.c (mark_virtual_ops_for_renaming): Remove.
+	(initialize_root_vars_lm): Do not call mark_virtual_ops_for_renaming.
+	(execute_load_motion): Likewise.
+	(remove_stmt): Likewise.
+	(execute_pred_commoning_chain): Likewise.
+	* tree-sra.c (create_access_replacement): Do not rename real operands.
+	(get_unrenamed_access_replacement): Unify with ...
+	(get_access_replacement): ... this.
+	(get_repl_default_def_ssa_name): Adjust.
+	* tree-ssa-loop-im.c (move_computations_stmt): Manually update
+	virtual SSA form.
+	(rewrite_mem_ref_loc): Do not call mark_virtual_ops_for_renaming.
+	* tree-ssa-loop-prefetch.c (emit_mfence_after_loop): Likewise.
+
+2012-07-31  DJ Delorie  <dj@redhat.com>
+
+	* config/s390/s390.c (s390_option_override): Disable DWARF 3/4
+	extensions for TPF, unless specifically selected.
+
+2012-08-01  Alan Modra  <amodra@gmail.com>
+
+	PR target/54131
+	* config/rs6000/rs6000.c (mem_operand_gpr): Don't limit range
+	of lo_sum offsets.  Comment.  Assert mode at least word size
+	rather than bypassing powerpc64 word offset check.
+
+2012-07-31  Bill Schmidt  <wschmidt@linux.ibm.com>
+
+	* config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
+	costs for vec_perm and vec_promote_demote down to more natural values.
+	(struct _rs6000_cost_data): New data structure.
+	(rs6000_density_test): New function.
+	(rs6000_init_cost): Change to use rs6000_cost_data.
+	(rs6000_add_stmt_cost): Likewise.
+	(rs6000_finish_cost): Perform density test when vectorizing a loop.
+
+2012-07-31  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* sched-vis.c (print_exp): Handle FMA explicitly.  Simplify handling
+	of RTX_UNARY function-like operations.  Print unknown expression
+	RTX classes as pseudo-functions.
+	(print_pattern): Simplify return pattern printing.
+	(dump_insn_slim): Print the value of notes as a pattern for proper
+	printing of CFA notes.
+
+2012-07-31  Dehao Chen  <dehao@google.com>
+
+	* predict.c (tree_estimate_probability_driver): Normalize the
+	loop when initializing the loop optimizer.
+
+2012-07-31  Richard Guenther  <rguenther@suse.de>
+
+	* tree-flow.h (struct var_ann_d): Remove need_phi_state
+	and current_def members.
+	* tree-into-ssa.c (struct def_blocks_d): Remove var member.
+	(def_blocks): Remove.
+	(struct var_info_d): New.
+	(var_infos): New hashtable.
+	(struct ssa_name_info): Add def_blocks member.
+	(get_ssa_name_ann): Adjust.
+	(get_var_info): New function.
+	(get_phi_state, set_phi_state, get_current_def,
+	set_current_def, get_def_blocks_for, find_def_blocks_for): Adjust.
+	(insert_phi_nodes_compare_def_blocks): Rename to ...
+	(insert_phi_nodes_compare_var_infos): ... this and adjust.
+	(insert_phi_nodes): Adjust.
+	(dump_tree_ssa, dump_tree_ssa_stats): Adjust.
+	(def_blocks_hash, def_blocks_eq, def_blocks_free): Remove.
+	(debug_def_blocks_r): Rename to ...
+	(debug_var_infos_r): ... this and adjust.
+	(var_info_hash): New function.
+	(var_info_eq): Likewise.
+	(rewrite_blocks): Adjust.
+	(init_ssa_renamer): Likewise.
+	(fini_ssa_renamer): Likewise.
+	(delete_update_ssa): Likewise.
+	(update_ssa): Likewise.
+	* tree-ssanames.c (release_dead_ssa_names): Do not clear current defs.
+
+2012-07-31  Bill Schmidt  <wschmidt@linux.ibm.com>
+
+	PR tree-optimization/53773
+	* tree-vectorizer.h (struct _loop_vec_info): Add operands_swapped.
+	(LOOP_VINFO_OPERANDS_SWAPPED): New macro.
+	* tree-vect-loop.c (new_loop_vec_info): Initialize
+	LOOP_VINFO_OPERANDS_SWAPPED field.
+	(destroy_loop_vec_info): Restore canonical form.
+	(vect_is_slp_reduction): Set LOOP_VINFO_OPERANDS_SWAPPED field.
+	(vect_is_simple_reduction_1): Likewise.
+
+2012-07-31  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* sched-vis.c (dump_insn_slim): Print print_rtx_head at the
+	start of each new line.
+	* final.c (final_scan_insn): If the final dump is requested as
+	slim RTL, dump slim RTL to the assembly file also.
+
+2012-07-31  Andrey Belevantsev  <abel@ispras.ru>
+
+	PR target/53975
+
+	* sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
+
+	Revert
+	2011-08-04  Sergey Grechanik  <mouseentity@ispras.ru>
+
+	* sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
+	only if producer writes to the register given by regno.
+
+2012-07-31  Nick Clifton  <nickc@redhat.com>
+
+	* config/stormy16/stormy16.c (xstormy16_expand_prologue): Add
+	support for reporting stack usage.
+
+	* config/frv/frv.c (QUAD): Fix typo.
+	(frv_expand_prologue): Report stack usage.
+
+2012-07-31  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR pch/53880
+	* gengtype.c (struct walk_type_data): Add have_this_obj field.
+	(walk_type): For functions that take a this_obj argument and
+	that process fields with a GTY((length)) argument, write the
+	test that write_types_local_process_field will write also at the
+	head of the loop, effectively unswitching the loop.
+	(write_func_for_structure, write_local_func_for_structure): Clear
+	have_this_obj before calling walk_type.
+	(write_local_func_for_structure): Set have_this_obj before walk_type.
+	(write_array): Set have_this_obj for output of local pointer walking
+	functions but not for marker functions.
+	(write_types_local_process_field): Assert have_this_obj is set.
+
+	* rtl.h (simplify_using_condition): Adjust prototype using bitmap
+	from coretypes.h.
+
+2012-07-30  Nathan Froyd  <froydnj@gcc.gnu.org>
+
+
+	* defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
+	* targhooks.c (default_mode_dependent_address_p): Delete code
+	for GO_IF_MODE_DEPENDENT_ADDRESS.
+	* system.h (GO_IF_MODE_DEPENDENT_ADDRESS): Poison.
+	* doc/tm.texi.in (GO_IF_MODE_DEPENDENT_ADDRESS): Delete documention.
+	* doc/tm.texi: Regenerate.
+	* config/alpha.h (GO_IF_MODE_DEPENDENT_ADDRESS): Move code to...
+	* config/alpha.c (alpha_mode_dependent_address_p): ...here.  New
+	function.
+	(TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
+	* config/cr16/cr16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
+	* config/mep/mep.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
+	* config/vax/vax-protos.h (vax_mode_dependent_address_p): Delete.
+	* config/vax/vax.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
+	* config/vax/vax.c (vax_mode_dependent_address_p): Make static.
+	Take a const_rtx.
+	(TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
+
+2012-07-30  Nathan Froyd  <froydnj@gcc.gnu.org>
+
+	* expmed.h (NUM_MODE_VECTOR_INT): Define.
+	(struct expmed_op_cheap, struct expmed_op_costs): New structures.
+	(struct target_expmed): Convert x_mul_highpart_cost and
+	x_mul_widen_cost fields to be indexed by integer modes.
+	Convert x_sdiv_pow2_cheap and x_smod_pow2_cheap fields to be
+	of type struct expmed_op_cheap.  Convert other cost fields to be
+	of type struct_expmed_op_costs.
+	(mul_widen_cost_ptr, mul_highpart_cost_ptr): Adjust for new
+	indexing of respective fields.
+	(expmed_op_cheap_ptr): New function.
+	(sdiv_pow2_cheap_ptr, smod_pow2_cheap_ptr): Call it.
+	(expmed_op_cost_ptr): New function.
+	(add_cost_ptr, neg_cost_ptr, shift_cost_ptr, shiftadd_cost_ptr,
+	shiftsub0_cost_ptr, shiftsub1_cost_ptr, mul_cost_ptr,
+	sdiv_cost_ptr, udiv_cost_ptr): Call it.
+
+2012-07-30  Sandra Loosemore  <sandra@codesourcery.com>
+	    Julian Brown  <julian@codesourcery.com>
+
+	* doc/invoke.texi (MIPS Options): Document -mno-float.
+	* config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Make it know
+	about -mno-float.
+
+2012-07-30  Joseph Myers  <joseph@codesourcery.com>
+
+	* doc/sourcebuild.texi (Subdirectories): Document common subdirectory.
+
+2012-07-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR middle-end/53823
+	* expmed.c (expand_mult): Skip synth_mult for constant double op1 except
+	for special cases.  Don't initialize coeff and is_neg.
+
+2012-07-30  Ulrich Weigand  <ulrich.weigand@linaro.org>
+	    Richard Earnshaw  <rearnsha@arm.com>
+
+	* target.def (vector_alignment): New target hook.
+	* doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
+	* doc/tm.texi: Regenerate.
+	* targhooks.c (default_vector_alignment): New function.
+	* targhooks.h (default_vector_alignment): Add prototype.
+	* stor-layout.c (layout_type): Use targetm.vector_alignment.
+	* config/arm/arm.c (arm_vector_alignment): New function.
+	(TARGET_VECTOR_ALIGNMENT): Define.
+
+	* tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
+	vector type alignment instead of size.
+	* tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
+	element type size directly instead of computing it from alignment.
+	Fix variable naming and comment.
+
+2012-07-30  Kirill Yukhin  <kirill.yukhin@intel.com>
+	    Michael Zolotukhin  <michael.v.zolotukhin@intel.com>
+
+	* common/config/i386/i386-common.c (OPTION_MASK_ISA_RDSEED_SET): New.
+	(OPTION_MASK_ISA_RDSEED_UNSET): Likewise.
+	(ix86_handle_option): Handle mrdseed option.
+	* config.gcc (i[34567]86-*-*): Add rdseedintrin.h.
+	(x86_64-*-*): Likewise.
+	* config/i386/prfchwintrin.h: New header.
+	* config/i386/cpuid.h (bit_RDSEED): New.
+	* config/i386/driver-i386.c (host_detect_local_cpu): Detect
+	RDSEED support.
+	* config/i386/i386-c.c: Define __RDSEED__ if needed.
+	* config/i386/i386.c (ix86_target_string): Define -mrdseed option.
+	(PTA_RDSEED): New.
+	(ix86_option_override_internal): Handle new option.
+	(ix86_valid_target_attribute_inner_p): Add OPT_mrdseed.
+	(ix86_builtins): Add enum entries for RDSEED* builtins.
+	(ix86_init_mmx_sse_builtins): Define new builtins.
+	(ix86_expand_builtin): Expand RDSEED* builtins.
+	* config/i386/i386.h (TARGET_RDSEED): New.
+	* config/i386/i386.md (rdseed<mode>_1): New.
+	* config/i386/i386.opt (mrdseed): New.
+	* config/i386/x86intrin.h: Include rdseedintrin.h.
+
+2012-07-30  Richard Guenther  <rguenther@suse.de>
+
+	* tree-into-ssa.c (mark_def_sites): Also process virtual operands.
+	(rewrite_stmt): Likewise.
+	(rewrite_enter_block): Likewise.
+	(pass_build_ssa): Do not update virtual SSA form during TODO.
+	(mark_symbol_for_renaming): Do nothing if we are not in SSA form.
+	* lto-streamer-in.c (lto_read_body): Set in_ssa_p earlier.
+
+2012-07-30  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/39423
+	* config/sh/sh.md (*movsi_index_disp, *movhi_index_disp): New
+	insns.
+
+2012-07-30  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/51244
+	* config/sh/sh.md (mov_neg_si_t): Move to Scc instructions section.
+	Use t_reg_operand predicate.  Add split for negated case.
+	(ashrsi2_31): Pass get_t_reg_rtx to gen_mov_neg_si_t.
+	* config/sh/sh.c (expand_ashiftrt): Likewise.
+
+2012-07-30  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54089
+	* config/sh/sh.md (ashlsi3_d): Invoke gen_shifty_op directly instead
+	of trying to emit ashlsi3_n.
+
+2012-07-30  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
+	    Steven Bosscher  <steven@gcc.gnu.org>
+
+	* gengtype.c (adjust_field_type): Diagnose duplicate "length"
+	option applications and option being applied to arrays of atomic types.
+	(walk_type): Allow "atomic" option on strings too.
+	* dwarf2out.h (struct dw_vec_struct): Use the "atomic" GTY option
+	for the array field.
+	* vec.h: Describe the atomic object "A" type of the macros in
+	the header comment.
+	(VEC_T_GTY_ATOMIC, DEF_VEC_A, DEF_VEC_ALLOC_A): Define.
+	* emit-rtl.c (locations_locators_vals): use the atomic object vector.
+	* doc/gty.texi: Clarify that GTY option "length" is only for
+	arrays of non-atomic objects.  Fix typo in the description of the
+	"atomic" option.
+
+2012-07-27  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_avoid_lea_for_addr): Handle
+	zero-extended addresses.  Return false if the address has less
+	than two components.
+	(ix86_split_lea_for_addr): Unconditionally convert target and
+	all address operands to requested mode.
+	* config/i386/i386.md (*lea<mode>): Recover operands from curr_insn.
+	Pass SImode to ix86_split_lea_for_addr when splitting zero-extended
+	address.
+	(zero-extended add splitter): New splitter to conditionally split
+	non-destructive adds.
+	(*zero_extendsidi2_rex64): Conditionally emit leal instead of movl.
+
+2012-07-28  Alan Modra  <amodra@gmail.com>
+
+	PR target/54093
+	* config/rs6000/rs6000.c (rs6000_secondary_reload): Limit 32-bit
+	multi-gpr reload to cases where predicate passes.  Do the same for
+	64-bit multi-gpr reload.
+
+2012-07-27  Nathan Froyd  <froydnj@gcc.gnu.org>
+
+	* expmed.h (alg_hash, alg_hash_used_p, sdiv_pow2_cheap,
+	smod_pow2_cheap, zero_cost, add_cost, neg_cost, shift_cost)
+	shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost,
+	sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete
+	macro definitions and re-purpose as inline functions.
+	(alg_hash_entry_ptr, set_alg_hash_used_p, sdiv_pow2_cheap_ptr,
+	set_sdiv_pow2_cheap, smod_pow2_cheap_ptr, set_smod_pow2_cheap,
+	zero_cost_ptr, set_zero_cost, add_cost_ptr, set_add_cost,
+	neg_cost_ptr, set_neg_cost, shift_cost_ptr, set_shift_cost,
+	shiftadd_cost_ptr, set_shiftadd_cost, shiftsub0_cost_ptr,
+	set_shiftsub0_cost, shiftsub1_cost_ptr, set_shiftsub1_cost,
+	mul_cost_ptr, set_mul_cost, sdiv_cost_ptr, set_sdiv_cost,
+	udiv_cost_ptr, set_udiv_cost, mul_widen_cost_ptr,
+	set_mul_widen_cost, mul_highpart_cost_ptr, set_mul_highpart_cost):
+	New functions.
+	(convert_cost_ptr): New function, split out from...
+	(set_convert_cost, convert_cost): ...here.
+	* expmed.c, tree-ssa-loop-ivopts.c: Update for new functions.
+	* gimple-ssa-strength-reduction.c: Likewise.
+
+2012-07-20  Ryan Mansfield  <rmansfield@qnx.com>
+
+	* gcc.c (main): Move GCC_DRIVER_HOST_INITIALIZATION after
+	diagnostic_initialize.
+
+2012-07-27  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54089
+	* config/sh/sh.c (shiftcosts): Remove case where first operand
+	is a const_int.  Move COSTS_N_INSNS usage into caller ...
+	(sh_rtx_costs) ... here.  Return false when shiftcosts cannot be
+	calculated instead of MAX_COST.
+
+2012-07-27  Richard Guenther  <rguenther@suse.de>
+
+	* tree-cfg.c (gimple_can_merge_blocks_p): Do more fine-grained
+	check whether SSA form is not up-to-date.
+	* tree-flow.h (name_mappings_registered_p): Remove.
+	* tree-into-ssa.c (struct repl_map_d): Remove.
+	(repl_tbl): Likewise.
+	(struct ssa_name_info): Add repl_set member.
+	(update_ssa_obstack): New static global.
+	(get_ssa_name_ann): Initialize repl_set.
+	(clear_ssa_name_info): Assert age did not wrap.
+	(repl_map_hash, repl_map_eq, repl_map_free): Remove.
+	(names_replaced_by): Adjust.
+	(add_to_repl_tbl): Likewise.
+	(dump_tree_ssa_stats): Likewise.
+	(init_update_ssa): Initialize update_ssa_obstack.
+	(delete_update_ssa): Free update_ssa_obstack.
+	(name_mappings_registered_p): Remove.
+	(update_ssa): Adjust.
+
+2012-07-27  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* config/rs6000/constraints.md: Delete "q" constraint.
+	* config/rs6000/dfp.md (movsd_hardfloat, movsd_softfloat):
+	Delete the "q" alternative.
+	* config/rs6000/predicates.md (gpc_reg_operand): Adjust.
+	* config/rs6000/rs6000.c (rs6000_debug_reg_global)
+	(rs6000_init_hard_regno_mode_ok, rs6000_dbx_register_number):
+	adjust to MQ_REGNO removal.
+	* config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust
+	comment.
+	(REG_ALLOC_ORDER): Adjust comment.  Remove MQ from alloc order.
+	(enum reg_class): Adjust comment.  Delete MQ_REGS.
+	(REG_CLASS_CONTENTS): Adjust.
+	(REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Adjust comment.
+	* config/rs6000/rs6000.md: Delete MQ_REGNO.
+	(movsi_internal1, movsi_internal1_single, movhi_internal,
+	movqi_internal, movcc_internal1, movsf_hardfloat,
+	movsf_softfloat): Delete the "q" alternative.
+	(ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
+	ctr<mode>_internal6): Delete "q" constraint.
+
+2012-07-27  Richard Guenther  <rguenther@suse.de>
+
+	* tree-into-ssa.c (def_blocks_p): New typedef.
+	(insert_phi_nodes_compare_def_blocks): New function.
+	(insert_phi_nodes): Do not walk over referenced vars, instead
+	walk over recorded def_blocks, record relevant ones and sort
+	them to avoid repeated hashtable lookups.
+
+2012-07-27  Richard Guenther  <rguenther@suse.de>
+
+	* doc/invoke.texi (min-virtual-mappings, virtual-mappings-ratio):
+	Remove param documentation.
+	* params.def (PARAM_MIN_VIRTUAL_MAPPINGS,
+	PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Remove.
+	* tree-flow.h (mark_set_for_renaming): Remove.
+	* tree-into-ssa.c (struct update_ssa_stats_d): Remove.
+	(add_new_name_mapping): Remove bookkeeping code.
+	(dump_update_ssa): Remove stats dumping code.
+	(init_update_ssa): Remove stats allocation code.
+	(delete_update_ssa): Remove stats freeing code.
+	(mark_set_for_renaming): Remove.
+	(switch_virtuals_to_full_rewrite_p): Likewise.
+	(switch_virtuals_to_full_rewrite): Likewise.
+	(update_ssa): Do not call switch_virtuals_to_full_rewrite.
+
+2012-07-27  Marek Polacek  <polacek@redhat.com>
+
+	* cgraphunit.c: Rename varpool_finalize_variable to
+	varpool_finalize_decl in a comment.
+
+2012-07-27  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* common/config/rs6000/rs6000-common.c (rs6000_handle_option):
+	Delete code for -mno-power, -mpower, and -mpower2.
+	* config/rs6000/aix43.h (NON_POWERPC_MASKS): Delete.
+	(SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
+	with -maix64.
+	(ASM_CPU_SPEC): Delete support for POWER and POWER2.
+	* config/rs6000/aix51.h (NON_POWERPC_MASKS): Delete.
+	(SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
+	with -maix64.
+	(ASM_CPU_SPEC): Delete support for POWER and POWER2.
+	* config/rs6000/aix52.h (NON_POWERPC_MASKS): Delete.
+	(SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
+	with -maix64.
+	(TARGET_POWER): Delete.
+	* config/rs6000/aix53.h (NON_POWERPC_MASKS): Delete.
+	(SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
+	with -maix64.
+	(TARGET_POWER): Delete.
+	* config/rs6000/aix61.h (NON_POWERPC_MASKS): Delete.
+	(SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
+	with -maix64.
+	(TARGET_POWER): Delete.
+	* config/rs6000/darwin.h (TARGET_POWER): Delete.
+	* config/rs6000/driver-rs6000.c (struct asm_names): Delete
+	support for -mpower, -mpower2, and -mno-power.
+	* config/rs6000/rs6000-c.c (rs6000_target_modify_macros):
+	Likewise.
+	(rs6000_cpu_cpp_builtins): Likewise.
+	* config/rs6000/rs6000-cpus.def: Likewise.
+	* config/rs6000/rs6000-tables.opt: Regenerate.
+	* config/rs6000/rs6000.c (POWER_MASKS): Delete.
+	(rs6000_option_override_internal): Adjust.
+	(rs6000_conditional_register_usage): Adjust.
+	(rs6000_emit_move): Adjust.
+	(rs6000_common_init_builtins): Adjust.
+	(rs6000_init_libfuncs): Adjust.
+	(rs6000_output_function_prologue): Adjust.
+	(rs6000_adjust_cost): Adjust.
+	(struct rs6000_opt_masks): Delete MASK_POWER and MASK_POWER2.
+	* config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
+	POWER and POWER2.
+	(TARGET_DEFAULT): Adjust.
+	(PROCESSOR_POWER): Delete.
+	(SHIFT_COUNT_TRUNCATED): Adjust.
+	* config/rs6000/rs6000.md (extendqisi2): Delete POWER support.
+	(extendqisi2_power): Delete.
+	(extendqisi2_no_power): Adjust.
+	(extendqihi2, extendqihi2_power, extendqihi2_no_power):
+	Likewise.
+	(sminsi3, smaxsi3, uminsi3, umaxsi3): Adjust.
+	(anonymous doz insn patterns): Delete.
+	(abssi2): Adjust.
+	(abssi2_power): Delete.
+	(abssi2_nopower): Adjust.
+	(nabs_power, nabs_nopower): Likewise.
+	(mulsi3, mulsi3_mq, mulsi3_no_mq, mulsi3_mq_internal1):
+	Likewise.  Delete anonymous post-reload splitter.
+	(mulsi3_no_mq_internal1): rename to...
+	(mulsi3_internal1): New define_insn.
+	(mulsi3_mq_internal2, mulsi3_no_mq_internal2, mulsi3_internal2):
+	Likewise.
+	(divmodsi4, divmodsi4_internal, udiv<mode>3, udivsi3_mq,
+	udivsi3_no_mq, udivsi3, div<mode>3, divsi3_mq, div<mode>3_no_mq,
+	udivmodsi4_normal, udivmodsi4_tests, udivmodsi4): Likewise.
+	(mulh_call, mull_call, divss_call, divus_call, quoss_call,
+	quous_call): Likewise.
+	(maskir_internal1, maskir_internal2, maskir_internal3,
+	maskir_internal4, maskir_internal5, maskir_internal6,
+	maskir_internal7, maskir_internal8): Delete.
+	(ashlsi3, ashlsi3_power, ashlsi3_no_power): Adjust.
+	(anonymous sl insn patterns): Delete.
+	(lshrsi3, lshrsi3_power, lshrsi3_no_power): Adjust.
+	(lshrsi3_64): Adjust.
+	(anonymous sr insn patterns): Delete.
+	(anonymous rrib insn patterns): Delete.
+	(ashrsi3, ashrsi3_power, ashrsi3_no_power): Adjust.
+	(anonymous sra insn patterns): Delete.
+	(sqrtsf2, sqrtdf2, sqrtdf2_fpr): Adjust.
+	(fix_trunc<mode>si2, fix_trunc<mode>si2_internal,
+	fctiwz_<mode>): Adjust.
+	(mulsidi3, mulsidi3_mq, mulsidi3_no_mq, umulsidi3, umulsidi3_mq,
+	umulsidi3_no_mq, smulsi3_highpart, smulsi3_highpart_mq,
+	smulsi3_highpart_no_mq, umulsi3_highpart, umulsi3_highpart_mq,
+	umulsi3_highpart_no_mq): Adjust.
+	(ashldi3_power, lshrdi3_power, ashrdi3_power): Delete.
+	(ashrdi3_no_power, ashldi3, ashldi3_internal1,
+	lshrdi3_internal1): Adjust.
+	(fix_trunctfsi2, fix_trunctfsi2_fprs): Adjust.
+	(movti_power): Delete.
+	(movti_string): Adjust.
+	(stmsi8, stmsi7, stmsi6, stmsi5, stmsi4, stmsi3): Adjust.
+	(stmsi8_power, stmsi7_power, stmsi6_power, stmsi5_power,
+	stmsi4_power, stmsi3_power): Delete.
+	(anonymous movmemsi insn patterns): Adjust.
+	(lfq_power2, stfq_power2): Delete.
+	(eq<mode>, eq<mode>_compare): Adjust.
+	(eqsi_power): Delete.
+	(ne0si): Adjust.
+	(anonymous le, lt, ge, gt insn patterns): Delete.
+	* config/rs6000/rs6000.opt (mpower, mno-power, mpower2): Delete.
+	* config/rs6000/sysv4.h (TARGET_POWER): Delete.
+	* config/rs6000/t-aix43 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
+	MULTILIB_MATCHES): Adjust.
+	* doc/invoke.texi (RS/6000 and PowerPC Options): Delete
+	-mpower, -mno-power, -mpower2, -mno-power2 documentation.
+	Delete -mcpu=power and -mcpu=power2 documentation.
+
+2012-07-27  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* config/rs6000/601.md: New file.
+	* config/rs6000/aix43.h (ASM_CPU_SPEC): Delete support for
+	RIOS CPUs.
+	* config/rs6000/aix51.h (ASM_CPU_SPEC): Likewise.
+	* config/rs6000/driver-rs6000.c (detect_processor_aix,
+	struct asm_names): Likewise.
+	* config/rs6000/rios1.md: Delete file.
+	* config/rs6000/rios2.md: Delete file.
+	* config/rs6000/rs6000-cpus.def: Delete definitions for RIOS
+	CPUs.
+	* config/rs6000/rs6000-opts.h (enum processor_type): Delete
+	PROCESSOR_RIOS1 and PROCESSOR_RIOS2.
+	* config/rs6000/rs6000-tables.opt: Regenerated.
+	* config/rs6000/rs6000.c (struct rios1_cost, struct rios2_cost):
+	Delete.
+	(rs6000_option_override_internal): Delete support for RIOS CPUs.
+	(rs6000_conditional_register_usage): Adjust comment.
+	(rs6000_issue_rate):Delete support for RIOS CPUs.
+	* config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
+	RIOS CPUs.
+	(PROCESSOR_POWER): Change to PROCESSOR_PPC601.
+	(PROCESSOR_DEFAULT): Change to PROCESSOR_PPC603.
+	* config/rs6000/rs6000.md (define_attr "cpu"): Delete rios1
+	and rios2.
+	(include "rios1.md", include "rios2.md"): Delete.
+	(include "601.md"): New.
+	* config/rs6000/rs6000.opt (enum rs6000_cpu): Default to
+	PROCESSOR_PPC603.
+	* config/rs6000/t-aix43 (MULTILIB_MATCHES): Delete support
+	for RIOS CPUs.
+	* config/rs6000/t-rs6000 (MD_INCLUDES): Delete rios1.md and
+	rios2.md .  Add 601.md .
+
+2012-07-26  Richard Henderson  <rth@redhat.com>
+
+	* doc/extend.texi (attribute): Document hot/cold for labels.
+	* predict.c (tree_estimate_probability_bb): Handle hot/cold
+	attributes on user labels.
+	* predict.def (PRED_HOT_LABEL, PRED_COLD_LABEL): New.
+
+2012-07-26  Andrew Jenner  <andrew@codesourcery.com>
+	    Sandra Loosemore  <sandra@codesourcery.com>
+
+	* cse.c (find_comparison_args): Check for cycles of any length.
+
+2012-07-26  Nick Clifton  <nickc@redhat.com>
+
+	* config/mn10300/mn10300.c (REG_SAVE_BYTES): Delete.
+	(mn10300_get_live_callee_saved_regs): If requested return a count
+	of the number of bytes in the mask.
+	(mn10300_expand_prologue): Add argument to invocation of
+	mn10300_get_live_callee_regs.
+	(mn10300_expand_epilogue): Compute reg_save_bytes by calling
+	mn10300_get_live_callee_saved_regs.
+	(mn10300_initial_offset): Likewise.
+	* config/mn10300/mn10300-protos.h (mn10300_get_live_callee_saved_regs):
+	Update prototype.
+	* config/mn10300/mn10300.md (return_ret): Add argument to
+	invocation of mn10300_get_live_callee_saved_regs.
+
+2012-07-26  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR regression/54084
+	* sel-sched-ir.c (cmp_v_in_regset_pool): Clarify logic, fix
+	pointer difference check.
+
+2012-07-26  Bill Schmidt  <wschmidt@linux.ibm.com>
+
+	* tree-ssa-loop-ivopts.c (mbc_entry_hash): Remove.
+	(mbc_entry_eq): Likewise.
+	(mult_costs): Likewise.
+	(cost_tables_exist): Likewise.
+	(initialize_costs): Likewise.
+	(finalize_costs): Likewise.
+	(tree_ssa_iv_optimize_init): Remove call to initialize_costs.
+	(add_regs_cost): Remove.
+	(multiply_regs_cost): Likewise.
+	(add_const_cost): Likewise.
+	(extend_or_trunc_reg_cost): Likewise.
+	(negate_reg_cost): Likewise.
+	(struct mbc_entry): Likewise.
+	(multiply_by_const_cost): Likewise.
+	(get_address_cost): Change add_regs_cost calls to add_cost lookups;
+	change multiply_by_const_cost to mult_by_coeff_cost.
+	(force_expr_to_var_cost): Likewise.
+	(difference_cost): Change multiply_by_const_cost to mult_by_coeff_cost.
+	(get_computation_cost_at): Change add_regs_cost calls to add_cost
+	lookups; change multiply_by_const_cost to mult_by_coeff_cost.
+	(determine_iv_cost): Change add_regs_cost calls to add_cost lookups.
+	(tree_ssa_iv_optimize_finalize): Remove call to finalize_costs.
+	* tree-ssa-address.c (expmed.h): New #include.
+	(most_expensive_mult_to_index): Change multiply_by_const_cost to
+	mult_by_coeff_cost.
+	* gimple-ssa-strength-reduction.c (expmed.h): New #include.
+	(stmt_cost): Change to use mult_by_coeff_cost, mul_cost, add_cost,
+	neg_cost, and convert_cost instead of IVOPTS interfaces.
+	(execute_strength_reduction): Remove calls to initialize_costs and
+	finalize_costs.
+	* expmed.c (struct init_expmed_rtl): Add convert rtx_def.
+	(init_expmed_one_mode): Initialize convert rtx_def; initialize
+	x_convert_cost for related modes.
+	(mult_by_coeff_cost): New function.
+	* expmed.h (NUM_MODE_INT): New #define.
+	(struct target_expmed): Add x_convert_cost matrix.
+	(set_convert_cost): New inline function.
+	(convert_cost): Likewise.
+	(mult_by_coeff_cost): New extern decl.
+	* tree-flow.h (initialize_costs): Remove decl.
+	(finalize_costs): Likewise.
+	(multiply_by_const_cost): Likewise.
+	(add_regs_cost): Likewise.
+	(multiply_regs_cost): Likewise.
+	(add_const_cost): Likewise.
+	(extend_or_trunc_reg_cost): Likewise.
+	(negate_reg_cost): Likewise.
+	* Makefile.in (gimple-ssa-strength-reduction.o): Update dependencies.
+	(tree-ssa-address.o): Update dependencies.
+
+2012-07-26  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* bitmap.h: Add explanation of sparse set as linked-list bitmap.
+	* sbitmap.h: Add explanation about non-sparse sets as simple bitmap.
+	(TEST_BIT): Make a static inline function for stronger type checking.
+	(SET_BIT): Don't handle sbitmaps with popcount.
+	(RESET_BIT): Likewise.
+	(SET_BIT_WITH_POPCOUNT): New, like SET_BIT but with popcount.
+	(RESET_BIT_WITH_POPCOUNT): New, like RESET_BIT but with popcount.
+	* ebitmap.c (ebitmap_clear_bit): Use SET_BIT_WITH_POPCOUNT and
+	RESET_BIT_WITH_POPCOUNT on wordmask bitmaps.
+	(ebitmap_set_bit, ebitmap_and_into, ebitmap_and, ebitmap_ior_into,
+	ebitmap_and_compl_into, ebitmap_and_compl): Likewise.
+	* sparseset.h: Add explanation of sparse set representation.
+
+2012-07-26  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54098
+	* tree-vrp.c (vrp_visit_phi_node): Iterate once more if the
+	original range was UNDEFINED.
+
+2012-07-26  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+
+	* config/arm/neon.ml (ops): Fix regexp for vld1Q_dups64 and
+	vld1Q_dupu64 tests.
+
+2012-07-26  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/51244
+	* config/sh/sh.opt (mzdcbranch): New option.
+	* doc/invoke.texi: Document it.
+	* config/sh/sh.md (negsi_cond): Use TARGET_ZDCBRANCH as condition
+	instead of TARGET_HARD_SH4.
+	* config/sh/sh.c (sh_option_override): Set TARGET_ZDCBRANCH as default
+	for TARGET_HARD_SH4.
+
+2012-07-25  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/54089
+	* config/sh/predicates.md (shift_count_operand): Handle not-SHMEDIA
+	case.
+	(p27_shift_count_operand, not_p27_shift_count_operand): New predicates.
+	* config/sh/sh.md (ashlsi3): Remove parallel and T_REG clobber
+	from expander.  Do not emit shift insn for not-SHMEDIA case.
+	(ashlsi3_std): Replace with ...
+	(ashlsi3_k, ashlsi3_d): ... these new insns.
+	* config/sh/sh.c (gen_ashift): Make static.  Add sanity checks.
+	Emit ashlsi3_k insn instead of ashlsi3_std in ASHIFT case.
+	(gen_ashift_hi): Make static.
+	* config/sh/sh-protos.h (gen_ashift, gen_ashift_hi): Remove forward
+	declaration.
+
+2012-07-25  Bharathi Seshadri  <bseshadr@cisco.com>
+	    Jim Wilson  <jimwilso@cisco.com>
+
+	* config/arm/bpabi.h (BE8_LINK_SPEC): Set according to
+	TARGET_BIG_ENDIAN_DEFAULT.
+
+2012-07-25  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gimple-low.c (lower_try_catch): New function.
+	(lower_stmt) <GIMPLE_TRY>: Use it to lower GIMPLE_TRY_CATCH.
+	<GIMPLE_CATCH>: Delete.
+	<GIMPLE_EH_FILTER>: Likewise.
+
+2012-07-25  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* expr.c (expand_expr_real_1): Do not expand operand #1 and #2
+	of BIT_FIELD_REF for ignored results.
+	* fold-const.c (fold_ternary_loc) <BIT_FIELD_REF>: Check that the
+	CONSTRUCTOR has vector type before using vector accessors on it.
+	* gimplify.c (gimplify_compound_lval): Do not gimplify operand #1 and
+	#2 of BIT_FIELD_REF.
+	(gimplify_expr) <BIT_FIELD_REF>: Likewise.
+	* tree-nested.c (convert_nonlocal_reference_op) <BIT_FIELD_REF>: Do
+	not process operand #1 and #2.
+	(convert_local_reference_op): Likewise.
+	* tree-ssa-pre.c (create_component_ref_by_pieces_1): Remove superfluous
+	breaks throughout.
+	<BIT_FIELD_REF>: Reuse operand #1 and #2 directly.
+	* tree.c (stabilize_reference) <BIT_FIELD_REF>: Do not stabilize
+	operand #1 and #2.
+	(UPDATE_FLAGS): Do not consider operand #2 of BIT_FIELD_REF.
+	(build6_stat): Delete.
+	* tree.h (build6_stat, build6, build6_stat_loc, build6_loc): Likewise.
+
+2012-07-25 Marc Glisse <marc.glisse@inria.fr>
+
+	PR tree-optimization/30318
+	* tree-vrp.c (extract_range_from_binary_expr_1) [PLUS_EXPR]:
+	Handle __int128.
+	[MINUS_EXPR]: Merge with PLUS_EXPR.
+
+2012-07-25  Sandra Loosemore  <sandra@codesourcery.com>
+	    Paul Brook  <paul@codesourcery.com>
+
+	PR target/53633
+	* target.def (warn_func_return): New hook.
+	* doc/tm.texi.in (TARGET_WARN_FUNC_RETURN): New hook.
+	* doc/tm.texi: Regenerate.
+	* doc/sourcebuild.texi (Effective-Target Keywords): Document
+	naked_functions.
+	* ipa-pure-const.c (warn_function_noreturn): Check
+	targetm.warn_func_return.
+	* tree-cfg.c (execute_warn_function_return): Likewise.
+	* config/spu/spu.c (spu_warn_func_return): New.
+	(TARGET_WARN_FUNC_RETURN): Define.
+	* config/rx/rx.c (rx_warn_func_return): New.
+	(TARGET_WARN_FUNC_RETURN): Define.
+	* config/avr/avr.c (avr_warn_func_return): New.
+	(TARGET_WARN_FUNC_RETURN): Define.
+	* config/arm/arm.c (arm_warn_func_return): New.
+	(TARGET_WARN_FUNC_RETURN): Define.
+	* config/mcore/mcore.c (mcore_warn_func_return): New.
+	(TARGET_WARN_FUNC_RETURN): Define.
+	(saved_warn_return_type, saved_warn_return_type_count): Remove.
+	(mcore_reorg, mcore_handle_naked_attribute): Remove warn_return hack.
+
+2012-07-25  Siddhesh Poyarekar  <siddhesh@redhat.com>
+
+	* final.c [ASSEMBLER_DIALECT](do_assembler_dialects): New
+	function to implement assembler dialects.
+	(output_asm_insn): Use do_assembler_dialects.
+	(asm_fprintf): Likewise.
+
+2012-07-25  Richard Henderson  <rth@redhat.com>
+
+	PR bootstrap/54092
+	* libfuncs.h: Don't include optabs.h.
+	(struct libfunc_entry): Use "int" for op, mode1, mode2 members.
+	* optabs.c (hash_libfunc): Don't cast members to int.
+	* Makefile.in (LIBFUNCS_H): Don't include OPTABS_H.
+
+2012-07-25  Dodji Seketeli  <dodji@redhat.com>
+
+	* basic-block.c: Fix typo in comment.
+
+2012-07-25  Kirill Yukhin  <kirill.yukhin@intel.com>
+	    Michael Zolotukhin  <michael.v.zolotukhin@intel.com>
+
+	* common/config/i386/i386-common.c (OPTION_MASK_ISA_PRFCHW_SET): New.
+	(OPTION_MASK_ISA_PRFCHW_UNSET): Likewise.
+	(ix86_handle_option): Handle mprfchw option.
+	* config.gcc (i[34567]86-*-*): Add prfchwintrin.h.
+	(x86_64-*-*): Likewise.
+	* config/i386/prfchwintrin.h: New header.
+	* config/i386/cpuid.h (bit_PRFCHW): New.
+	(bit_BMI): Formatting fix.
+	(bit_HLE): Likewise.
+	(bit_RTM): Likewise.
+	* config/i386/driver-i386.c (host_detect_local_cpu): Detect
+	PREFETCHW support.
+	* config/i386/i386-c.c: Define __PRFCHW__ if needed.
+	* config/i386/i386.c (ix86_target_string): Define
+	-mprfchw option. Formatting fixes.
+	(PTA_HLE): Formatting fix.
+	(PTA_PRFCHW): New.
+	(ix86_option_override_internal): Handle new option.
+	(ix86_valid_target_attribute_inner_p): Add OPT_mprfchw.
+	* config/i386/i386.h (TARGET_PRFCHW): New.
+	* config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW.
+	* config/i386/i386.opt (mprfchw): New.
+	* config/i386/mm3dnow.h: Move _m_prefetchw from here to	prfchwintrin.h.
+	* config/i386/x86intrin.h: Include prfchwintrin.h.
+
+2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
+
+	* config/i386/i386.md (stack_protect_set): Disable the pattern
+	for Android since Android libc (bionic) does not provide random
+	value for stack protection guard at gs:0x14. Guard value
+	will be provided from external symbol (default implementation).
+	(stack_protect_set_<mode>): Likewise.
+	(stack_protect_test): Likewise.
+	(stack_protect_test_<mode>): Likewise.
+	* defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
+	not have Bionic by default
+	* config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
+	Macro OPTION_BIONIC is defined in this file and provides Bionic
+	accessibility status
+
+2012-07-25  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* gimple-pretty-print.c (gimple_dump_bb_buff): Call pp_flush.
+
+2012-07-25  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
+
+	btver2 Enablement
+	* config.gcc (i[34567]86-*-linux* | ...): Add btver2.
+	(case ${target}): Add btver2.
+	* config/i386/driver-i386.c (host_detect_local_cpu): Let
+	-march=native recognize btver2 processors.
+	* config/i386/i386-c.c (ix86_target_macros_internal): Add
+	btver2 def_and_undef
+	* config/i386/i386.c (struct processor_costs btver2_cost): New
+	btver2 cost table.
+	(m_BTVER2): New definition.
+	(m_AMD_MULTIPLE): Includes m_BTVER2.
+	(initial_ix86_tune_features): Add btver2 tune.
+	(processor_target_table): Add btver2 entry.
+	(static const char *const cpu_names): Add btver2 entry.
+	(software_prefetching_beneficial_p): Add btver2.
+	(ix86_option_override_internal): Add btver2 instruction sets.
+	(ix86_issue_rate): Add btver2.
+	(ix86_adjust_cost): Add btver2.
+	* config/i386/i386.h (TARGET_BTVER2): New definition.
+	(enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver2.
+	(enum processor_type): Add PROCESSOR_BTVER2.
+	* config/i386/i386.md (define_attr "cpu"): Add btver2.
+
+2012-07-24  Bill Schmidt  <wschmidt@linux.ibm.com>
+
+	* doc/tm.texi: Regenerate.
+	* targhooks.c (default_init_cost): Add prologue and epilogue costs.
+	(default_add_stmt_cost): Likewise; also handle NULL stmt_info.
+	(default_finish_cost): Add prologue and epilogue costs.
+	* targhooks.h (default_add_stmt_cost): Change parameter list.
+	(default_finish_cost): Likewise.
+	* target.def (init_cost): Change documentation string.
+	(add_stmt_cost): Change documentation string and parameter list.
+	(finish_cost): Likewise.
+	* target.h (vect_cost_model_location): New enum.
+	* tree-vectorizer.h (struct _slp_tree): Remove cost substruct.
+	(struct _slp_instance): Remove cost substruct; rename stmt_cost_vec
+	to body_cost_vec.
+	(SLP_INSTANCE_OUTSIDE_OF_LOOP_COST): Remove.
+	(SLP_INSTANCE_STMT_COST_VEC): Rename to SLP_INSTANCE_BODY_COST_VEC.
+	(SLP_TREE_OUTSIDE_OF_LOOP_COST): Remove.
+	(struct _vect_peel_extended_info): Rename stmt_cost_vec to
+	body_cost_vec.
+	(struct _stmt_vec_info): Remove cost substruct.
+	(STMT_VINFO_OUTSIDE_OF_LOOP_COST): Remove.
+	(stmt_vinfo_set_outside_of_loop_cost): Remove.
+	(builtin_vectorization_cost): New function.
+	(vect_get_stmt_cost): Change to use builtin_vectorization_cost.
+	(add_stmt_cost): Change parameter list.
+	(finish_cost): Likewise.
+	(vect_model_simple_cost): Likewise.
+	(vect_model_store_cost): Likewise.
+	(vect_model_load_cost): Likewise.
+	(record_stmt_cost): Likewise.
+	(vect_get_load_cost): Likewise.
+	(vect_get_known_peeling_cost): Likewise.
+	* tree-vect-loop.c (vect_get_known_peeling_cost): Change parameter
+	list; call record_stmt_cost for prologue and epilogue costs.
+	(vect_estimate_min_profitable_iters): Call add_stmt_cost for
+	prologue and epilogue costs; remove computation of vec_outside_cost;
+	return vec_prologue_cost and vec_epilogue_cost from finish_cost.
+	(vect_model_reduction_cost): Revise call to add_stmt_cost for body
+	costs; call add_stmt_cost for prologue and epilogue costs.
+	(vect_model_induction_cost): Revise call to add_stmt_cost for body
+	costs; call add_stmt_cost for prologue costs.
+	* tree-vect-data-refs.c (vect_get_data_access_cost): Change parameter
+	list for function and arguments for calls to vect_get_load_cost and
+	vect_get_store_cost.
+	(vect_peeling_hash_get_lowest_cost): Change argument list for calls to
+	vect_get_data_access_cost and vect_get_known_peeling_cost; use
+	temporary vectors prologue_cost_vec and epilogue_cost_vec for the
+	latter call and discard their results; rename stmt_cost_vec to
+	body_cost_vec; correct possible storage leak for body_cost_vec.
+	(vect_peeling_hash_choose_best_peeling): Rename stmt_cost_vec to
+	body_cost_vec.
+	(vect_enhance_data_refs_alignment): Rename stmt_cost_vec to
+	body_cost_vec; add extra dummy parameter on calls to
+	vect_get_data_access_cost; tolerate null si->stmt; add vect_body to
+	argument list on call to add_stmt_cost.
+	* tree-vect-stmts.c (record_stmt_cost): Change parameter list;
+	rename stmt_cost_vec to body_cost_vec; tolerate null stmt_info; call
+	builtin_vectorization_cost; add "where" parameter on call to
+	add_stmt_cost.
+	(vect_model_simple_cost): Change parameter list; call record_stmt_cost
+	for prologue costs; remove call to stmt_vinfo_set_outside_of_loop_cost;
+	rename stmt_cost_vec to body_cost_vec.
+	(vect_model_promotion_demotion_cost): Add vect_body argument to call
+	to add_stmt_cost; call add_stmt_cost for prologue costs; remove call
+	to stmt_vinfo_set_outside_of_loop_cost.
+	(vect_model_store_cost): Change parameter list; call record_stmt_cost
+	for prologue costs; add vect_body argument to call to record_stmt_cost;
+	rename stmt_cost_vec to body_cost_vec; remove call to
+	stmt_vinfo_set_outside_of_loop_cost.
+	(vect_get_store_cost): Rename stmt_cost_vec to body_cost_vec; add
+	vect_body argument to calls to record_stmt_cost.
+	(vect_model_load_cost): Change parameter list; rename stmt_cost_vec to
+	body_cost_vec; add vect_body argument to calls to record_stmt_cost;
+	remove call to stmt_vinfo_set_outside_of_loop_cost.
+	(vect_get_load_cost): Change parameter list; rename stmt_cost_vec to
+	body_cost_vec; add vect_body argument to calls to record_stmt_cost;
+	call record_stmt_cost for prologue costs.
+	(vectorizable_store): Change argument list for call to
+	vect_model_store_cost.
+	(vectorizable_load): Change argument list for call to
+	vect_model_load_cost.
+	(new_stmt_vec_info): Remove assignment to
+	STMT_VINFO_OUTSIDE_OF_LOOP_COST.
+	* config/spu/spu.c (spu_init_cost): Add prologue and epilogue costs.
+	(spu_add_stmt_cost): Likewise; also handle NULL stmt_info.
+	(spu_finish_cost): Add prologue and epilogue costs.
+	* config/i386/i386.c (i386_init_cost): Add prologue and epilogue costs.
+	(i386_add_stmt_cost): Likewise; also handle NULL stmt_info.
+	(i386_finish_cost): Add prologue and epilogue costs.
+	* config/rs6000/rs6000.c (rs6000_init_cost): Add prologue and epilogue
+	costs.
+	(rs6000_add_stmt_cost): Likewise; also handle NULL stmt_info.
+	(rs6000_finish_cost): Add prologue and epilogue costs.
+	* tree-vect-slp.c (vect_free_slp_instance): Rename
+	SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC.
+	(vect_create_new_slp_node): Remove assignment to
+	SLP_TREE_OUTSIDE_OF_LOOP_COST.
+	(vect_get_and_check_slp_defs): Change parameter list; change argument
+	lists to calls to vect_model_store_cost and vect_model_simple_cost.
+	(vect_build_slp_tree): Change parameter list; change argument lists
+	to calls to vect_model_load_cost, vect_get_and_check_slp_defs, and
+	recursive self-calls; remove setting of outside_cost from
+	SLP_TREE_OUTSIDE_OF_LOOP_COST; add vect_body argument to call to
+	record_stmt_cost.
+	(vect_analyze_slp_instance): Rename stmt_cost_vec to body_cost_vec;
+	rename SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC;
+	remove assignment to SLP_INSTANCE_OUTSIDE_OF_LOOP_COST; record SLP
+	prologue costs.
+	(vect_bb_vectorization_profitable_p): Rename stmt_cost_vec to
+	body_cost_vec; handle null ci->stmt; add vect_body argument to call
+	to add_stmt_cost; simplify calls to targetm.vectorize.
+	builtin_vectorization_cost; return vec_prologue_cost and
+	vec_epilogue_cost from finish_cost.
+	(vect_update_slp_costs_according_to_vf): Rename stmt_cost_vec to
+	body_cost_vec; add vect_body argument to call to add_stmt_cost.
+
+2012-07-24  Richard Henderson  <rth@redhat.com>
+
+	* system.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Poison.
+	* config/cris/cris.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
+	* config/h8300/h8300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
+	* config/mn10300/mn10300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
+	* config/rs6000/rs6000.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove
+	comment reference.
+	* config/v850/v850.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
+	* config/v850/v850.md (fixuns_truncsfsi2, fixuns_truncdfsi2): New.
+	(fix_truncsfsi2, fix_truncdfsi2): Avoid double FIX.
+	* config/vax/vax.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
+	* config/vax/vax.md (fixuns_trunc<VAXfp><VAXint>): New.
+	* doc/tm.texi.in (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
+	* doc/tm.texi: Rebuild.
+
+2012-07-24  Richard Henderson  <rth@redhat.com>
+
+	* optabs.def: New file.
+	* Makefile.in (OPTABS_H): Add insn-opinit.h.
+	(MOSTLYCLEANFILES): Likewise.
+	(insn-opinit.o): Remove reload.h
+	(simple_rtl_generated_c): Remove insn-opinit.c.
+	(s-opinit): New rule.
+	(build/genopinit.o): Add optabs.def.
+	* genopinit.c (rtx_upname): New.
+	(optabs): Extract to optabs.def
+	(enum optab_tag, struct optab_def_d, optabs): New.
+	(struct pattern_d, patterns): New.
+	(match_pattern): Split out from ...
+	(gen_insn): ... here.  Push matches on patterns vec.
+	(pattern_cmp, optab_kind_cmp, optab_rcode_cmp): New.
+	(header_file_name, source_file_name, handle_arg): New.
+	(open_outfile): New.
+	(main): Sort and emit new tables.  Generate lookup_handler,
+	raw_optab_handler, swap_optab_enable.
+	* libfuncs.h (libfunc_entry): Change "size_t optab" to "optab op".
+	* optabs.c (code_to_optab_): Remove.
+	(hash_libfunc): Update for optab name change.
+	(eq_libfunc): Likewise.
+	(convert_optab_libfunc): Update computation of optab member;
+	use the new convlib_def table.
+	(optab_libfunc): Similarly.
+	(set_optab_libfunc, set_conv_libfunc): Likewise.
+	(sign_expand_binop): Use swap_optab_enable instead of fake optabs.
+	(init_insn_codes, init_optab, init_optabv, init_convert_optab): Remove.
+	(init_optabs): Don't call them; export the data to optabs.def.
+	(gen_int_libfunc, gen_fp_libfunc): Export non-static.
+	(gen_fixed_libfunc, gen_signed_fixed_libfunc): Likewise.
+	(gen_unsigned_fixed_libfunc, gen_int_fp_libfunc): Likewise.
+	(gen_intv_fp_libfunc, gen_int_fp_fixed_libfunc): Likewise.
+	(gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc): Likewise.
+	(gen_int_signed_fixed_libfunc): Likewise.
+	(gen_int_unsigned_fixed_libfunc): Likewise.
+	(gen_interclass_conv_libfunc, gen_int_to_fp_conv_libfunc): Likewise.
+	(gen_ufloat_conv_libfunc): Likewise.
+	(gen_int_to_fp_nondecimal_conv_libfunc): Likewise.
+	(gen_fp_to_int_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
+	(gen_trunc_conv_libfunc, gen_extend_conv_libfunc): Likewise.
+	(gen_fract_conv_libfunc, gen_fractuns_conv_libfunc): Likewise.
+	(gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): Likewise.
+	(debug_optab_libfuncs): Update for optab representation change.
+	* optabs.h: Include insn-opinit.h.
+	(optab, convert_optab, direct_optab): New typedefs.
+	(struct optab_handlers, struct widening_optab_handlers): Remove.
+	(struct optab_libcall_d): Rename from optab_d; remove code_,
+	handlers, widening members.
+	(struct convert_optab_libcall_d): Rename from convert_optab_d;
+	remove code_ and handlers members.
+	(enum optab_index, enum convert_optab_index): Remove.
+	(enum direct_optab_index): Remove.
+	(code_to_optab_): Fix array range.
+	(optab_to_code): Covert to inline function.
+	(optab_to_code_, convlib_def, normlib_def): Declare.
+	(raw_optab_handler, swap_optab_enable): Declare.
+	(unknown_optab): Remove; export to optabs.def
+	(ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
+	usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
+	ssashl_optab, usashl_optab, add_optab, sub_optab, smul_optab,
+	addv_optab, subv_optab, smul_highpart_optab, umul_highpart_optab,
+	smul_widen_optab, umul_widen_optab, usmul_widen_optab,
+	smadd_widen_optab, umadd_widen_optab, ssmadd_widen_optab,
+	usmadd_widen_optab, smsub_widen_optab, umsub_widen_optab,
+	ssmsub_widen_optab, usmsub_widen_optab, sdiv_optab, smulv_optab,
+	sdivv_optab, sdivmod_optab, udiv_optab, udivmod_optab, smod_optab,
+	umod_optab, fmod_optab, remainder_optab, ftrunc_optab, and_optab,
+	ior_optab, xor_optab, ashl_optab, lshr_optab, ashr_optab, rotl_optab,
+	rotr_optab, vashl_optab, vlshr_optab, vashr_optab, vrotl_optab,
+	vrotr_optab, smin_optab, smax_optab, umin_optab, umax_optab, pow_optab,
+	atan2_optab, fma_optab, fms_optab, fnma_optab, fnms_optab, mov_optab,
+	movstrict_optab, movmisalign_optab, storent_optab, neg_optab,
+	negv_optab, abs_optab, absv_optab, one_cmpl_optab, bswap_optab,
+	ffs_optab, clz_optab, ctz_optab, clrsb_optab, popcount_optab,
+	parity_optab, sqrt_optab, sincos_optab, sin_optab, asin_optab,
+	cos_optab, acos_optab, exp_optab, exp10_optab, exp2_optab, expm1_optab,
+	ldexp_optab, scalb_optab, significand_optab, logb_optab, ilogb_optab,
+	log_optab, log10_optab, log2_optab, log1p_optab, floor_optab,
+	ceil_optab, btrunc_optab, round_optab, nearbyint_optab, rint_optab,
+	tan_optab, atan_optab, copysign_optab, signbit_optab, isinf_optab,
+	cmp_optab, ucmp_optab, eq_optab, ne_optab, gt_optab, ge_optab,
+	lt_optab, le_optab, unord_optab, strlen_optab, cbranch_optab,
+	cmov_optab, cstore_optab, ctrap_optab, push_optab, addcc_optab,
+	reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
+	reduc_splus_optab, reduc_uplus_optab, ssum_widen_optab,
+	usum_widen_optab, sdot_prod_optab, udot_prod_optab, vec_set_optab,
+	vec_extract_optab, vec_init_optab, vec_shl_optab, vec_shr_optab,
+	vec_realign_load_optab, vec_widen_umult_hi_optab,
+	vec_widen_umult_lo_optab, vec_widen_smult_hi_optab,
+	vec_widen_smult_lo_optab, vec_widen_umult_even_optab,
+	vec_widen_umult_odd_optab, vec_widen_smult_even_optab,
+	vec_widen_smult_odd_optab, vec_widen_ushiftl_hi_optab,
+	vec_widen_ushiftl_lo_optab, vec_widen_sshiftl_hi_optab,
+	vec_widen_sshiftl_lo_optab, vec_unpacks_hi_optab, vec_unpacks_lo_optab,
+	vec_unpacku_hi_optab, vec_unpacku_lo_optab, vec_unpacks_float_hi_optab,
+	vec_unpacks_float_lo_optab, vec_unpacku_float_hi_optab,
+	vec_unpacku_float_lo_optab, vec_pack_trunc_optab, vec_pack_ssat_optab,
+	vec_pack_usat_optab, vec_pack_sfix_trunc_optab,
+	vec_pack_ufix_trunc_optab, powi_optab, sync_compare_and_swap_optab,
+	sync_lock_test_and_set_optab, sync_old_add_optab, sync_old_sub_optab,
+	sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab,
+	sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab,
+	sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab,
+	sync_new_nand_optab, sext_optab, zext_optab, trunc_optab, sfix_optab,
+	ufix_optab, sfixtrunc_optab, ufixtrunc_optab, sfloat_optab,
+	ufloat_optab, lrint_optab, lround_optab, lfloor_optab, lceil_optab,
+	fract_optab, fractuns_optab, satfract_optab, satfractuns_optab,
+	vec_load_lanes_optab, vec_store_lanes_optab, vcond_optab, vcondu_optab,
+	movcc_optab, reload_in_optab, reload_out_optab, movmem_optab,
+	setmem_optab, cmpstr_optab, cmpstrn_optab, cmpmem_optab,
+	sync_lock_release_optab, sync_add_optab, sync_sub_optab,
+	sync_ior_optab, sync_and_optab, sync_xor_optab, sync_nand_optab,
+	atomic_exchange_optab, atomic_compare_and_swap_optab,
+	atomic_load_optab, atomic_store_optab, atomic_add_fetch_optab,
+	atomic_sub_fetch_optab, atomic_and_fetch_optab,
+	atomic_nand_fetch_optab, atomic_xor_fetch_optab, atomic_or_fetch_optab,
+	atomic_fetch_add_optab, atomic_fetch_sub_optab, atomic_fetch_and_optab,
+	atomic_fetch_nand_optab, atomic_fetch_xor_optab, atomic_fetch_or_optab,
+	atomic_add_optab, atomic_sub_optab, atomic_and_optab,
+	atomic_nand_optab, atomic_xor_optab, atomic_or_optab,
+	atomic_always_lock_free_optab, atomic_is_lock_free_optab,
+	atomic_thread_fence_optab, atomic_signal_fence_optab,
+	vec_perm_optab, vec_perm_const_optab): Likewise.
+	(struct target_optabs): Remove x_optab_table, x_convert_optab_table,
+	and x_direct_optab_table members; add pat_enable.
+	(optab_table, convert_optab_table, direct_optab_table): Remove.
+	(optab_handler): Use raw_optab_handler.
+	(widening_optab_handler, convert_optab_handler): Likewise.
+	(set_optab_handler, set_widening_optab_handler): Remove.
+	(set_convert_optab_handler, set_direct_optab_handler): Remove.
+	(direct_optab_handler): Defer to optab_handler.
+	* rtl.h (NON_GENERATOR_NUM_RTX_CODE): New.
+
+2012-07-24  Jason Merrill  <jason@redhat.com>
+
+	* bitmap.c (bitmap_descriptor): Adjust order of parameters to
+	match MEM_STAT_DECL.
+	* statistics.h (ALONE_FINAL_MEM_STAT_DECL): Correct typo.
+
+2012-07-24  Richard Henderson  <rth@redhat.com>
+
+	* optabs.h (struct optab_d): Rename code member to code_.
+	(struct convert_optab_h): Likewise.
+	(code_to_optab_): Rename from code_to_optab.
+	(code_to_optab, optab_to_code): New.
+	* dojump.c (do_compare_rtx_and_jump): Use code_to_optab.
+	* ifcvt.c (noce_emit_move_insn): Likewise.
+	* optabs.c (simplify_expand_binop): Use optab_to_code.
+	(expand_simple_binop, shift_optab_p, commutative_optab_p): Likewise.
+	(avoid_expensive_constant, expand_binop_directly): Likewise.
+	(expand_binop, expand_simple_unop, expand_unop_direct): Likewise.
+	(expand_unop, prepare_float_lib_cmp, expand_fixed_convert): Likewise.
+	(have_insn_for, debug_optab_libfuncs): Likewise.
+	(init_optab, init_optabv, init_convert_optab): Update for optab
+	member name change.
+
+	* libfuncs.h: Include optabs.h.
+	* dwarf2out.c, lto-streamer.in.c: Don't include libfuncs.h.
+	* Makefile.in (LIBFUNCS_H): Add OPTABS_H.
+	(lto-streamer-in.o, dwarf2out.o): Update deps.
+
+	* optabs.h (unknown_optab): New.
+	* builtins.c (interclass_mathfn_icode): Use it.
+	* dojump.c (do_compare_rtx_and_jump): Likewise.
+	* optabs.c (optab_for_tree_code, expand_binop): Likewise.
+	* tree-vect-generic.c (add_rshift, expand_vector_divmod): Likewise.
+	(expand_vector_operations_1): Likewise.
+	* tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
+	* tree-vect-stmts.c (supportable_narrowing_operation): Likewise.
+
+2012-07-24  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* alloc-pool.c (create_alloc_pool): Fix ENABLE_CHECKING check.
+
+2012-07-24  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+
+	PR target/54051
+	* config/arm/arm.c (arm_print_operand_address): Remove superfluous
+	printing of 0.
+	* config/arm/neon.md ("neon_vld3_lane<mode>":VD): Remove alignment
+	specifier.
+	("neon_vld3_lane<mode>":VMQ): Likewise.
+	("neon_vld3_dup<mode>":VDX): Likewise.
+	("neon_vst3_lane<mode>":VD): Likewise.
+	("neon_vst3_lane<mode>":VMQ): Likewise.
+
+2012-07-24  Roland McGrath  <mcgrathr@google.com>
+
+	* arm.c (arm_get_frame_offsets): Don't use fixed regs for
+	stack alignment padding.
+
+2012-07-24  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/53961
+	* config/i386/i386.c (ix86_legitimate_address_p): Move check for
+	negative constant address for TARGET_X32 ...
+	(ix86_decompose_address): ... here.  Reject constant addresses
+	that don't satisfy x86_64_immediate_operand predicate.
+
+2012-07-24  Julian Brown  <julian@codesourcery.com>
+
+	* doc/sourcebuild.texi (arm_hf_eabi): Document effective-target check.
+
+2012-07-24  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* sbitmap.h (SBITMAP_ELT_BITS): Use "1u" trick as for BITMAP_WORD_BITS.
+	Move test to check that there is a popcount function for the the number
+	of bits in SBITMAP_ELT_BITS to sbitmap.c.
+	* sbitmap.c: Test SBITMAP_ELT_BITS, not HOST_BITS_PER_WIDEST_FAST_INT.
+	MEM_STAT_INFO): Define in terms of their ALONE counterparts.
+
+	* configure.ac (GATHER_STATISTICS): Always define, non-zero if enabled.
+	* configure: Regenerate.
+	* statistics.h (GATHER_STATISTICS): Error out if it is not defined.
+	(GCC_MEM_STAT_ARGUMENTS): New define.
+	(ALONE_MEM_STAT_DECL): Define in terms of GCC_MEM_STAT_ARGUMENTS.
+	(ALONE_FINAL_MEM_STAT_DECL, ALONE_FINAL_PASS_MEM_STAT): New defines.
+	(MEM_STAT_DECL, FINAL_MEM_STAT_DECL, PASS_MEM_STAT,
+	FINAL_PASS_MEM_STAT): Define.
+	* ggc-internal.h (ggc_record_overhead): Use FINAL_MEM_STAT_DECL.
+	* ggc.h (ggc_record_overhead, ggc_free_overhead,
+	ggc_prune_overhead_list): Remove internal prototypes, they are defined
+	already in ggc-internal.h.
+	* ggc-common.c (struct loc_descriptor): Remove #ifdef GATHER_STATISTICS
+	wrappers.
+	(add_statistics): Likewise.
+	(dump_ggc_loc_statistics): Likewise. Return if GATHER_STATISTICS is 0.
+	* ggc-zone.c (struct page_entry): Remove #ifdef GATHER_STATISTICS
+	wrappers around "survived" and "stats" members.
+	(alloc_large_page): Always initialize survived.
+	(ggc_internal_alloc_zone_stat): Likewise.
+	Remove #ifdef GATHER_STATISTICS wrappers.  Record overhead if
+	GATHER_STATISTICS is non-0.
+	(ggc_free): Convert #ifdef GATHER_STATISTICS to if-code.
+	(sweep_pages): Always increase survived.
+	(ggc_collect_1): Convert #ifdef GATHER_STATISTICS to if-code.
+	(calculate_average_page_survival): Always define.
+	(ggc_collect): Convert #ifdef GATHER_STATISTICS to if-code.
+	(ggc_print_statistics): Likewise.
+	(ggc_pch_read): Likewise.
+	* ggc-page.c (struct globals): Always define "stats" member.
+	(ggc_internal_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
+	(ggc_free): Likewise.
+	(ggc_collec): Likewise.
+	(ggc_print_statistics): Likewise.
+	* bitmap.h (struct bitmap_head_def): Always define "desc" member.
+	(bitmap_initialize_stat): Convert #ifdef GATHER_STATISTICS to if-code.
+	* gimple.h (enum gimple_alloc_kind): Always define.
+	(gimple_alloc_kind): Likewise.
+	* tree-flow.h (phinodes_print_statistics): Always define.
+	(ssanames_print_statistics): Likewise.
+	* vec.h (vec_heap_free): Always define.
+	(VEC_stack_alloc): Define if GATHER_STATISTICS is non-0.
+	* alloc-pool.c (alloc_pool_descriptor): Always define.
+	(create_alloc_pool): Convert #ifdef GATHER_STATISTICS to if-code.
+	(empty_alloc_pool): Likewise.
+	(pool_alloc): Likewise.
+	(pool_free): Likewise.
+	(dump_alloc_pool_statistics): Likewise.
+	(print_statistics): Always define.
+	* bitmap.c (struct bitmap_descriptor): Always define.
+	(bitmap_register): Pass ALONE_FINAL_PASS_MEM_STAT.
+	(register_overhead): Always define.
+	(bitmap_element_free): Convert #ifdef GATHER_STATISTICS to if-code.
+	(bitmap_element_allocate): Likewise.
+	(bitmap_elt_clear_from): Likewise.
+	(bitmap_obstack_alloc_stat): Likewise.
+	(bitmap_gc_alloc_stat): Likewise.
+	(bitmap_obstack_free): Likewise.
+	(bitmap_find_bit): Likewise.
+	(bitmap_ior_and_into):  Likewise.
+	(bitmap_print): Likewise.
+	(dump_bitmap_statistics): Likewise. Return if GATHER_STATISTICS is 0.
+	* gimple.c (gimple_alloc_counts, gimple_alloc_sizes): Always define.
+	(gimple_alloc_kind_names): Likewise.
+	(gimple_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
+	(dump_gimple_statistics): Likewise. Return if GATHER_STATISTICS is 0.
+	* rtl.c (rtx_alloc_counts, rtx_alloc_sizes, rtvec_alloc_counts,
+	rtvec_alloc_sizes): Always define.
+	(rvec_alloc): Convert #ifdef GATHER_STATISTICS to if-code.
+	(rtx_alloc_stat): Likewise.
+	(dump_rtx_statistics): Likewise. Return if GATHER_STATISTICS is 0.
+	* tree.c (_obstack_allocated_p, tree_code_counts, tree_node_counts,
+	tree_node_sizes, tree_node_kind_names): Always define.
+	(record_node_allocation_statistics): Convert #ifdef GATHER_STATISTICS
+	to if-code.
+	(type_hash_canon): Likewise.
+	(dump_tree_statistics): Likewise.
+	* tree-ssanames.c (ssa_name_nodes_reused, ssa_name_nodes_created):
+	Always define.
+	(ssanames_print_statistics): Likewise.
+	(make_ssa_name_fn): Convert #ifdef GATHER_STATISTICS to if-code.
+	* tree-phinodes.c (phi_nodes_reused, phi_nodes_created): Always define.
+	(phinodes_print_statistics): Likewise.
+	(allocate_phi_node): Convert #ifdef GATHER_STATISTICS to if-code.
+	* vec.c (struct vec_descriptor): Always define.
+	(hash_descriptor, eq_descriptor, ptr_hash_entry, hash_ptr, eq_ptr,
+	vec_descriptor, rester_overhead, free_overhead): Likewise.
+	(cmp_statistic): Likewise.
+	(vec_heap_free): Convert #ifdef GATHER_STATISTICS to if-code.
+	(vec_heap_o_reserve_1): Likewise.
+	(dump_vec_loc_statistics): Likewise.
+
+2012-07-24  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53616
+	* tree-loop-distribution.c (ldist_gen): Do not change
+	partition ordering when merging partitions.
+
+2012-07-24  Alan Modra  <amodra@gmail.com>
+
+	PR target/53914
+	PR target/54009
+	* config/rs6000/constraints.md (Y): Use mem_operand_gpr.
+	* config/rs6000/predicates.md (word_offset_memref_operand): Delete.
+	Adjust all rs6000_legitimate_offset_address_p calls.
+	* config/rs6000/rs6000-protos.h (mem_operand_gpr): Declare.
+	(rs6000_secondary_reload_gpr): Declare.
+	(rs6000_legitimate_offset_address_p): Update prototype.
+	(rs6000_offsettable_memref_p): Delete.
+	(rs6000_secondary_reload_ppc64): Delete.
+	* config/rs6000/rs6000.c (address_offset): New function.
+	(mem_operand_gpr): Likewise.
+	(rs6000_legitimate_offset_address_p): Add worst_case param.  When
+	not worst_case assume class of regs with least restrictive offsets.
+	Adjust all calls.
+	(legitimate_lo_sum_address_p): Simplify register mode tests.
+	(rs6000_legitimize_address): Likewise.  Assume best case offset
+	addressing.  Combine ELF and MACHO lo_sum code.
+	(rs6000_mode_dependent_address): Correct offset addressing limits.
+	(rs6000_offsettable_memref_p): Make static, add reg_mode param.
+	Use reg_mode to help rs6000_legitimate_offset_address_p.
+	(rs6000_secondary_reload): Use address_offset.  Handle 32-bit multi
+	gpr load/store when offset too large.
+	(rs6000_secondary_reload_gpr): Renamed rs6000_secondary_reload_ppc64.
+	(rs6000_split_multireg_move): Adjust rs6000_offsettable_memref_p calls.
+	* config/rs6000/rs6000.md (movdf_hardfloat32): Use 'Y' constraint
+	for gpr load/store.  Order alternatives as r->Y,Y->r,r->r and
+	d->m,m->d,d->d.  Correct size of gpr load/store.
+	(movdf_softfloat32): Use 'Y' constraint for gpr load/store.  Order
+	alternatives.
+	(movti_ppc64): Likewise.
+	(movdi_internal32): Likewise.  Also disparage fprs.
+	(movdi_mfpgpr, movdi_internal64): Likewise.
+	(movtf_internal): Use 'm' for fpr load/store.  Order alternatives.
+	(movtf_softfloat): Order alternatives.
+	(extenddftf2_internal): Use 'm' and 'Y' for store.
+	(movti_power, movti_string): Use 'Y' for gpr load/store.  Order.
+	(stack_protect_setdi, stack_protect_testdi): Likewise.
+	(movdf_hardfloat64_mfpgpr, movdf_hardfloat64): Order alternatives.
+	(movdf_softfloat64): Likewise.
+	(reload_<mode>_store): Adjust reload_di_store to provide
+	reload_si_store as well.
+	(reload_<mode>_load): Likewise.
+
+2012-07-23  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/51244
+	* config/sh/predicates.md (general_movsrc_operand,
+	general_movdst_operand): Reject T_REG.
+	* config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg,
+	movsi_i, movsi_ie, movsi_i_lowpart, *movqi_reg_reg, *movhi_reg_reg):
+	Remove T_REG alternatives.
+	(*negtstsi): New insn.
+
+2012-07-23  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/53511
+	* config/sh/sh.md (mulsf3_ie): Delete.
+	(mulsf3_i4): Rename to mulsf3_i.
+	(mulsf3): Emit mulsf3_i insn.
+
+2012-07-23  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.md (addc1, subc1): Delete.
+	(adddi3_compact): Use addc instead of addc1.
+	(subdi3_compact): Use subc instead of subc1.
+
+2012-07-23  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
+	* config/i386/i386.c (ix86_lea_outperforms): Make static.  Make
+	split_cost argument signed.
+	(ix86_avoid_lea_for_add): Cleanup.
+	(ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
+	(ix86_avoid_lea_for_addr): Ditto.  Make split_cost signed.
+	Use gen_lowpart instead of gen_rtx_SUBREG.  Cleanup.
+
+2012-07-23  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	* config/arm/arm.c (arm_reorg): Ensure all insns are split.
+
+2012-07-23  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/53961
+	* config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
+	* config/i386/i386.c (ix86_print_operand_address): Ditto.
+	(ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
+	addresses.  Prevent zero extensions of CONST_INT operands.
+
+2012-07-23  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* sbitmap.h (struct int_list): Remove.
+	(sbitmap_intersect_of_predsucc, sbitmap_union_of_predsucc):
+	Remove prototypes of non-existing function.
+	(sbitmap_intersect_of_predecessors, sbitmap_intersect_of_successors,
+	sbitmap_union_of_predecessors, sbitmap_union_of_successors): Remove
+	unused defines.
+	(sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
+	sbitmap_union_of_succs, sbitmap_union_of_preds): Move prototypes to...
+	* basic-block.h: ... here.
+	* sbitmap.c: Do not include basic-block.h.
+	(sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
+	sbitmap_union_of_succs, sbitmap_union_of_preds): Move functions to...
+	* cfganal.c: ... here.
+	* bt-load.c (compute_out, link_btr_uses): Update for above changes.
+	* gcse.c (compute_code_hoist_vbeinout): Likewise.
+	* lcm.c (compute_antinout_edge, compute_available): Likewise.
+	* Makefile.in: Fix sbitmap.o dependencies.
+
+2012-07-23  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
+	    Nick Clifton  <nickc@redhat.com>
+
+	* config/frv/frv-protos.h (frv_ifcvt_machdep_init): Prototype.
+	* config/frv/frv.c (frv_ifcvt_machdep_init): Change type of
+	(unused) parameter to void *.
+
+2012-07-23  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-alias.c (dump_alias_info): Walk over local decls
+	instead of referenced vars.
+
+2012-07-23  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* coverage.c: Refer to "notes file" instead of "graph file"
+	in all comments.  Explain history of bbg prefix.
+	* gcov-io.h: Likewise.
+	* gcov.c: Likewise.
+	(find_source): Likewise in fnotice.
+	(read_graph_file): Likewise.
+	(read_count_file): Likewise.
+	* doc/gcov.texi: Document -fprofile-dir flag.  Add "notes file"
+	and "data file" explicitly in the explanation of the files.
+
+2012-07-22  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR tree-optimization/53881
+	* tree-cfg.c (group_case_labels_stmt): Look up the basic block
+	for each label and compare them instead of labels.
+
+2012-07-22  Steven Bosscher <steven@gcc.gnu.org>
+
+	* opts.c (common_handle_option): Do not set
+	flag_value_profile_transformations for -fprofile-generate.
+	* profile.c (instrument_values): Use COUNTER_FOR_HIST_TYPE.
+	(BB_TO_GCOV_INDEX): Remove.
+	(output_location): Don't use it.
+	(branch_prob): Likewise.  Don't fiddle with the index of
+	ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.  Use clear_aux_for_blocks.
+	(find_spanning_tree):
+	* gcov.c (struct function_info): Document that blocks 0 and 1
+	are the entry resp. exit blocks in gcov, too, like in GCC itself.
+	(solve_flow_graph): Use ENTRY_BLOCK and EXIT_BLOCK for special
+	blocks identification.
+	(output_lines): Likewise.
+	* value-prof.c (gimple_value_profile_transformations): Do not
+	test flag_value_profile_transformations again.
+	(gimple_ic_transform): Take a gimple_stmt_iterator like all other
+	transformation functions.
+	(gimple_values_to_profile):
+	Don't test flag_value_profile_transformations
+	* tree-profile.c (tree_profiling): Assert that the cgraph is in
+	the CGRAPH_STATE_IPA_SSA state.
+	Do not set, or look at, after_tree_profile.
+	* function.h (struct function): Remove after_tree_profile bit.
+	* omp-low.c (expand_omp_taskreg): Don't set after_tree_profile.
+	* tree-inline.c (initialize_cfun): Don't copy it.
+	* lto-streamer-out.c (output_struct_function_base): Don't stream it.
+	* lto-streamer-in.c (input_struct_function_base): Likewise.
+
+2012-07-22  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.h (TARGET_DYNSHIFT): New macro.
+	(SH_DYNAMIC_SHIFT_COST): Use it.
+	* config/sh/sh.c (expand_ashiftrt, shl_sext_kind): Likewise.
+	(sh_dynamicalize_shift_p): Add TARGET_DYNSHIFT condition.
+	Add sanity check for input value.  Add function description.
+	* config/sh/sh.md (ashlsi3, ashlsi3_std, ashrsi3_d, lshrsi3,
+	lshrsi3_d): Use TARGET_DYNSHIFT.
+
+2012-07-22  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.md (negc): Delete expander.
+	(*negc): Rename insn to negc.
+
+2012-07-22  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/53961
+	* config/i386/i386.md (*lea): New insn pattern.
+	(*lea_1): Remove.
+	(*lea<mode>_2): Ditto.
+	(*lea_{3,4,5,6}_zext): Ditto.
+	* config/i386/predicates.md (lea_address_operand): Do not reject
+	zero-extended address operands.
+	* config/i386/constraints.md (j): Remove address constraint.
+	* config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
+	of an address.
+	(ix86_print_operand_address): Handle SImode subreg of an address.
+	(ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
+
+2012-07-22  Hans-Peter Nilsson  <hp@axis.com>
+
+	Emit executable-stack note correctly for CRIS targets.
+	* config/cris/cris.c (cris_file_end): New function.
+	(TARGET_ASM_FILE_END): Define.
+
+2012-07-22  Chung-Lin Tang  <cltang@codesourcery.com>
+	    Maxim Kuvyrkov  <maxim@codesourcery.com>
+	    NetLogic Microsystems Inc.
+
+	* config/mips/mips.c (mips_issue_rate): Handle XLP.
+	* config/mips/mips.md: Include xlp.md.
+	* config/mips/xlp.md: New file.
+
+2012-07-21  Steven Bosscher <steven@gcc.gnu.org>
+
+	PR gcov-profile/32543
+	* profile.c (branch_prob): Update total_num_edges_instrumented and
+	report the number of edges to instrument.
+
+2012-07-21  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.md: Correct comment regarding clrt and sett insns.
+
+2012-07-21  Andrew Pinski  <apinski@cavium.com>
+
+	* config/mips/mips.md (*popcountdi2_trunc): New pattern
+	to handle popcount of a truncation.
+
+2012-07-21  Andrew Pinski  <apinski@cavium.com>
+
+	* config/mips/mips-protos.h (mips_expand_ext_as_unaligned_load):
+	Add a bool argument.
+	* config/mips/mips.c (mips_block_move_straight): Update call to
+	mips_expand_ext_as_unaligned_load.
+	(mips_expand_ext_as_unaligned_load): Add unsigned_p argument.
+	Accept DImode dest when the width is that of SImode.
+	* config/mips/mips.md (extv): Update call to
+	mips_expand_ext_as_unaligned_load.
+	(extzv): Likewise.
+
+2012-07-21  Andrew Pinski  <apinski@cavium.com>
+
+	* config/mips/mips.c (mips_get_unaligned_mem): Copy *op after calling
+	adjust_address.
+
+2012-07-20  Maxim Kuvyrkov  <maxim@codesourcery.com>
+
+	* config/mips/mips.md (define_attr sync_*): Move before "type".
+	(define_attr "type"): New values "atomic" and "syncloop".
+	* config/mips/sync.md (atomic_exchange<mode>, atomic_fetch_add<mode>):
+	Set "type" attribute.
+	* config/mips/generic.md (generic_atomic, generic_syncloop):
+	New reservations.
+	* config/mips/10000.md, config/mips/20kc.md,
+	* config/mips/24k.md, config/mips/4130.md,
+	* config/mips/4k.md, config/mips/5400.md,
+	* config/mips/5500.md, config/mips/5k.md,
+	* config/mips/7000.md, config/mips/74k.md,
+	* config/mips/9000.md, config/mips/loongson2ef.md,
+	* config/mips/loongson3a.md, config/mips/octeon.md,
+	* config/mips/sb1.md, config/mips/sr71k.md,
+	* config/mips/xlr.md: Handle "atomic" and "syncloop" types.
+
+2012-07-20  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.md: Group and sort shift related patterns.
+	(ashlsi3_n, *ashlhi3_n, lshrsi3_n): Remove length attributes.
+
+2012-07-20  Hans-Peter Nilsson  <hp@axis.com>
+
+	* config/cris/cris.c (cris_asm_output_ident): Remove unused
+	local variables section_asm_op, size, buf.
+
+2012-07-20  Pat Haugen <pthaugen@us.ibm.com>
+	    Steven Bosscher  <steven@gcc.gnu.org>
+
+	* config/rs6000/power4.md (power4-store-update): Fix reservation.
+	(power4-three): Likewise.
+
+2012-07-20  Sameera Deshpande  <sameera.deshpande@arm.com>
+	    Greta Yorsh  <Greta.Yorsh@arm.com>
+
+	* config/arm/arm.c (arm_cortex_a15_tune): New tune.
+	* config/arm/arm-cores.def (cortex-a15): Use it.
+
+2012-07-20  Sameera Deshpande  <sameera.deshpande@arm.com>
+	    Greta Yorsh  <Greta.Yorsh@arm.com>
+
+	* config/arm/arm-protos.h (tune_params): Add prefer_ldrd_strd.
+	* config/arm/arm.c (arm_slowmul_tune): Initialize it.
+	(arm_fastmul_tune, arm_strongarm_tune): Likewise.
+	(arm_xscale_tune, arm_9e_tune, arm_v6t2_tune): Likewise.
+	(arm_cortex_tune, arm_cortex_a5_tune, arm_cortex_a9_tune): Likewise.
+	(arm_fa726te_tune): Likewise.
+
+2012-07-20  Richard Guenther  <rguenther@suse.de>
+
+	* tree-dfa.c (collect_dfa_stats): Simplify.
+	* tree-ssa-structalias.c (compute_may_aliases): Do not dump
+	referenced vars.
+	* cfgexpand.c (estimated_stack_frame_size): Walk over local
+	decls instead of referenced vars.
+	* tree-ssa.c (delete_tree_ssa): Simplify.
+	* tree-tailcall.c (find_tail_calls): Walk over local decls
+	instead of referenced vars.
+	(add_virtual_phis): Remove.
+	(tree_optimize_tail_calls_1): Instead mark the virtual operand
+	for renaming.
+
+2012-07-20  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* basic-block.h (BB_FLAGS_TO_PRESERVE): New define.
+	(brief_dump_cfg): Update prototype to take flags argument.
+	(check_bb_profile): Remove prototype.
+	* tracer.c (tracer): Update brief_dump_cfg calls.
+	* cfghooks.c (dump_bb): Do not pass TDF_COMMENT to dump_bb_info.
+	Call dump_bb_info before and after the cfghook dump_bb.  Terminate
+	the dump with a newline.
+	(dump_flow_info): Do not call check_bb_profile.
+	* cfg.c (clear_bb_flags): Update using BB_FLAGS_TO_PRESERVE.
+	(check_bb_profile): Make static.  Take indent and flags arguments.
+	(dump_bb_info): Always dump loop depth.  With TDF_DETAILS, call
+	check_bb_profile.  Print one edge per line.
+	(brief_dump_cfg): Take a flags argument, and filter out
+	TDF_COMMENT and TDF_DETAILS.
+	* pretty-print.c (pp_base_newline): Set pp_needs_newline to false.
+	* gimple-pretty-print.c (dump_gimple_bb_header): Do not use
+	dump_bb_info here, it is already called from dump_bb.  Idem for
+	check_bb_profile.
+	(dump_gimple_bb_footer): Likewise.
+	(gimple_dump_bb_buff): Call pp_flush after dump_gimple_stmt to
+	avoid broken dumps for statement histograms.
+	(gimple_dump_bb): Handle ENTRY_BLOCK and EXIT_BLOCK.  Do
+	not call pp_flush here, the buffer should be empty.
+	* sched-rgn.c (debug_region): Pass TDF_BLOCKS to dump_bb.
+	* sched-vis.c (debug_bb_slim): Likewise.
+	* tree-cfg.c (remove_bb): Pass dump_flags to dump_bb.
+	(gimple_debug_bb): Pass TDF_BLOCKS to dump_bb.
+	(gimple_dump_cfg): Do brief_dump_cfg with TDF_COMMENT.
+	(dump_function_to_file): Do not call check_bb_profile on
+	ENTRY_BLOCK and EXIT_BLOCK, check_bb_profile doesn't handle them.
+	Use dump_bb instead of gimple_dump_bb.
+	(print_loops_bb): Use dump_bb instead of gimple_dump_bb.
+	* passes.c (execute_function_dump): Always call print_rtl_with_bb
+	for RTL dumps.
+	* cfgrtl.c (print_rtl_with_bb): Handle printing without an up-to-date
+	CFG.  With TDF_BLOCKS and TDF_DETAILS, do DF dumps at the top and
+	bottom of each basic block.
+
+2012-07-20  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/54031
+	* tree-ssa-ccp.c (get_value_from_alignment): Use
+	get_pointer_alignment_1.
+
+2012-07-20  Richard Guenther  <rguenther@suse.de>
+
+	* tree-inline.c (add_local_variables): Remove check_var_ann
+	parameter and dead code.
+	(expand_call_inline): Adjust.
+	(tree_function_versioning): Likewise.
+
+2012-07-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/28656
+	* tree-vrp.c (nonnull_arg_p): Handle all nonnull attributes instead
+	of just the first one.
+
+2012-07-20  Richard Guenther  <rguenther@suse.de>
+
+	* builtins.c (get_object_alignment_2): Correct offset handling
+	when using type alignment of a MEM_REF kind base.
+
+2012-07-20  Kirill Yukhin  <kirill.yukhin@intel.com>
+
+	PR target/53877
+	* config/i386/lzcntintrin.h (_lzcnt_u32): New.
+	(_lzcnt_u64): Ditto.
+
+2012-07-19  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
+
+2012-07-19  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
+	defining statement is a SSA name that occurs in abnormal PHIs.
+
+2012-07-19  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gimple-fold.c (canonicalize_constructor_val): Strip only useless type
+	conversions.
+
+2012-07-19  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/53942
+	* function.c (assign_parm_setup_reg): Avoid zero/sign extension
+	directly from likely spilled non-fixed hard registers, move them
+	to pseudo first.
+
+2012-07-19  Steve Ellcey  <sellcey@mips.com>
+
+	* config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
+	MIPS16 mode.
+
+2012-07-19  Jason Merrill  <jason@redhat.com>
+
+	PR debug/53235
+	* dwarf2out.c (get_die_parent): New.
+	(generate_type_signature): Use it.
+
+2012-07-19  Richard Henderson  <rth@redhat.com>
+
+	* config/ia64/vect.md (smulv4hi3_highpart): New.
+	(umulv4hi3_highpart): New.
+	(vec_widen_smult_even_v4hi): Rename from pmpy2_even.
+	(vec_widen_smult_odd_v4hi): Rename from pmpy2_odd.
+	(udot_prodv8qi, sdot_prodv8qi): Remove.
+	(sdot_prodv4hi, udot_prodv4hi): Remove.
+	* config/ia64/ia64.c (ia64_expand_dot_prod_v8qi): Remove.
+	* config/ia64/ia64-protos.h: Update.
+
+	* tree-vect-patterns.c (vect_recog_divmod_pattern): Do not require
+	vectors larger than UNITS_PER_WORD.
+
+	* expr.c (store_constructor): Initialize icode with CODE_FOR_nothing.
+	* tree-vect-stmts.c (vectorizable_operation): Use LAST_INSN_CODE for
+	dummy != CODE_FOR_nothing value.
+
+2012-07-19  Uros Bizjak  <ubizjak@gmail.com>
+
+	* doc/tm.texi.in (MODE_AFTER): Add entity as the first macro argument.
+	* doc/tm.texi: Regenerate.
+	* mode-switching.c (optimize_mode_switching): Update MODE_AFTER call.
+	* config/sh/sh.h (MODE_AFTER): Update.
+	* config/epiphany/epiphany.h (MODE_AFTER): Update.
+
+2012-07-19  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/54017
+	* tree-cfgcleanup.c (cleanup_omp_return): Remove.
+	(cleanup_tree_cfg_bb): Don't call it.
+	* omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
+	handling.
+
+2012-07-19  Christian Bruel  <christian.bruel@st.com>
+
+	PR target/54029
+	* config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
+
+2012-07-19  Richard Guenther  <rguenther@suse.de>
+	    Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
+	about transition from invariant to known bits.
+	(likely_value): Addresses with UNDEFINED components are UNDEFINED.
+
+2012-07-19  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53970
+	* tree-vect-data-refs.c (not_size_aligned): Avoid sign-compare warning.
+
+2012-07-19  Tristan Gingold  <gingold@adacore.com>
+	    Richard Henderson  <rth@redhat.com>
+
+	* opts.c (finish_options): Handle UI_SEH.
+	* expr.c (build_personality_function): Handle UI_SEH.
+	* dwarf2out.c (dwarf2out_begin_prologue): Handle UI_SEH.
+	* coretypes.h (unwind_info_type): Add UI_SEH.
+	* config/i386/winnt.c (i386_pe_seh_emit_except_personality):
+	New function.
+	(i386_pe_seh_init_sections): Likewise.
+	* config/i386/cygming.h (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): Define.
+	(TARGET_ASM_INIT_SECTIONS): Define.
+	* common/config/i386/i386-common.c (TARGET_EXCEPT_UNWIND_INFO): Define.
+	(i386_except_unwind_info): New function.
+
+2012-07-18  Maciej W. Rozycki  <macro@codesourcery.com>
+	    Chao-ying Fu  <fu@mips.com>
+
+	* config/mips/mips.opt (mmcu): New option.
+	* config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
+	_mips_mcu when TARGET_MCU.
+	(ASM_SPEC): Pass mcu options to the assembler.
+	* doc/invoke.texi (MIPS Options): Document -mmcu and -mno-mcu.
+
+2012-07-18  Ralf Corsépius  <ralf.corsepius@rtems.org>
+
+	* config.gcc (v850-*-rtems*): New target.
+	* config/v850/rtems.h: New.
+	* config/v850/t-rtems: New.
+
+2012-07-18  Bill Schmidt  <wschmidt@linux.ibm.com>
+
+	* doc/invoke.texi: Add -fhoist-adjacent-loads and -ftree-slsr to list
+	of flags controlling optimization; add -ftree-slsr to list of flags
+	enabled by default at -O; add -fhoist-adjacent-loads to list of flags
+	enabled by default at -O2; add -fvect-cost-model to list of flags
+	enabled by default at -O3; document -fhoist-adjacent-loads and
+	-ftree-slsr.
+	* opts.c (default_option): Make -ftree-slsr default at -O1 and above.
+	* gimple-ssa-strength-reduction.c (gate_strength_reduction): Use
+	flag_tree_slsr.
+	* common.opt: Add -ftree-slsr with flag_tree_slsr.
+
+2012-07-18  Jie Zhang  <jzhang918@gmail.com>
+	    Julian Brown  <julian@codesourcery.com>
+
+	* config/arm/arm.c (arm_rtx_costs_1): Adjust cost for CONST_VECTOR.
+	(arm_size_rtx_costs): Likewise.
+	(neon_valid_immediate): Add a case for double 0.0.
+
+2012-07-18  Andrew Stubbs  <ams@codesourcery.com>
+	    Mark Shinwell  <shinwell@codesourcery.com>
+	    Julian Brown  <julian@codesourcery.com>
+
+	* config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp)
+	(*movdi_vfp_cortexa8, *movsf_vfp, *thumb2_movsf_vfp)
+	(*movdf_vfp, *thumb2_movdf_vfp, *movsfcc_vfp)
+	(*thumb2_movsfcc_vfp, *movdfcc_vfp, *thumb2_movdfcc_vfp): Add
+	neon_type.
+	* config/arm/arm.md (neon_type): Update comment.
+
+2012-07-18  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53970
+	* tree.h (contains_packed_reference): Remove.
+	* expr.c (contains_packed_reference): Likewise.
+	* tree-vect-data-refs.c (not_size_aligned): New function.
+	(vector_alignment_reachable_p): Use it.
+	(vect_supportable_dr_alignment): Likewise.
+
+2012-07-18  Richard Guenther  <rguenther@suse.de>
+
+	* tree.h (get_object_or_type_alignment): Remove.
+	* builtins.c (get_object_alignment_2): New function copied from
+	get_object_alignment_1.  Take extra argument to indicate whether
+	we take the address of EXP.  Rework to use type alignment information
+	if not, and return whether the result is an approximation or not.
+	(get_object_alignment_1): Wrap around get_object_alignment_2.
+	(get_pointer_alignment_1): Call get_object_alignment_2 indicating
+	we take the address.
+	(get_object_or_type_alignment): Remove.
+	* expr.c (expand_assignment): Call get_object_alignment.
+	(expand_expr_real_1): Likewise.
+
+2012-07-18  Nick Clifton  <nickc@redhat.com>
+
+	* doc/invoke.texi (ARM Options): Document -munaligned-access.
+
+2012-07-18  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.md (mulsidi3, umulsidi3): Remove constraints in
+	expander.  Use arith_reg_dest predicate.
+	(rotldi3, rotrdi3): Remove constraints in expander.
+	(adddi3_compact, subdi3_compact, mulsidi3_compact, umulsidi3_compact,
+	ashlsi3_n, *ashlhi3_n, ashrsi2_16, ashrsi2_31, lshrsi3_n): Convert to
+	insn_and_split.
+
+2012-07-18  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/33135
+	* config/sh/sh.opt (mieee): Use Var instead of Mask.  Correct
+	description.
+	* config/sh/sh.c (sh_option_override): Do not change
+	flag_finite_math_only.  Set TARGET_IEEE to complement of
+	flag_finite_math_only.
+	* doc/invoke.texi (SH options): Add mno-ieee.  Correct description
+	of mieee and mno-ieee behavior.
+
+2012-07-18  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* graphite-poly.c (print_pbb_body): Fixup dump_bb call.
+
+2012-07-18  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* dumpfile.h (TDF_COMMENT): New define.
+	* basic-block.h (EDGE_FALLTHRU, EDGE_ABNORMAL, EDGE_ABNORMAL_CALL,
+	EDGE_EH, EDGE_FAKE, EDGE_DFS_BACK, EDGE_CAN_FALLTHRU,
+	EDGE_IRREDUCIBLE_LOOP, EDGE_SIBCALL, EDGE_LOOP_EXIT, EDGE_TRUE_VALUE,
+	EDGE_FALSE_VALUE, EDGE_EXECUTABLE, EDGE_CROSSING, EDGE_PRESERVE):
+	Move to new file cfg-flags.h.
+	(enum cfg_edge_flags): New enum, using cfg-flags.h.
+	(EDGE_ALL_FLAGS): Compute value automatically.
+	(BB_NEW, BB_REACHABLE, BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK,
+	BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION,
+	BB_DUPLICATED, BB_NON_LOCAL_GOTO_TARGET, BB_RTL,
+	BB_FORWARDER_BLOCK, BB_NONTHREADABLE_BLOCK, BB_MODIFIED, BB_VISITED,
+	BB_IN_TRANSACTION): Move to new file cfg-flags.h.
+	(enum bb_flags): Rename to cfg_bb_flags.  Use cfg-flags.h.
+	(BB_ALL_FLAGS): New, compute value automatically.
+	(dump_bb_info): Update prototype.
+	(dump_edge_info): Update prototype.
+	* cfg-flags.h: New file.
+	* cfg.c (dump_edge_info): Take flags argument.  Be verbose only if
+	TDF_DETAILS and not TDF_SLIM.  Include cfg-flags.h for bitnames.
+	Check that the edge flags are within the range of EDGE_ALL_FLAGS.
+	(debug_bb): Update dump_bb call.
+	(dump_cfg_bb_info): Remove.
+	(dump_bb_info): New function.  Use cfg-flags.h for bitnames.
+	Adjust verbosity using TDF_* flags.  Check that the basic block flags
+	are within the range of BB_ALL_FLAGS.
+	(brief_dump_cfg): Use dump_bb_info instead of dump_cfg_bb_info.
+	* cfghooks.h (struct cfghooks): Update dump_bb hook, take a FILE
+	first for consistency with other dump functions.
+	(dump_bb): Update prototype accordingly.
+	* cfghooks.c: Include dumpfile.h.
+	(verify_flow_info): Update dump_edge_info calls.
+	(dump_bb): Take a flags argument and pass it around.
+	Use dump_bb_info to dump common information about a basic block.
+	(dump_flow_info): Moved here from cfgrtl.c.  Make IL agnostic.
+	(debug_flow_info): Moved here from cfgrtl.c.
+	* profile.c (is_edge_inconsistent): Update dump_bb calls.
+	* loop-invariant.c (find_defs): Update print_rtl_with_bb call.
+	* rtl.h (debug_bb_n_slim, debug_bb_slim, print_rtl_slim,
+	print_rtl_slim_with_bb): Remove prototypes.
+	(dump_insn_slim): Adjust prototype to take a const_rtx.
+	(print_rtl_with_bb): Adjust prototype.
+	* sched-rgn.c (debug_region): Use dump_bb instead of debug_bb_n_slim.
+	* sched-vis.c (dump_insn_slim): Take a const_rtx.
+	(debug_insn_slim): Prototype here near DEBUG_FUNCTION marker.
+	(print_rtl_slim_with_bb): Remove.
+	(print_rtl_slim): Rename to debug_rtl_slim.  Print only insn info,
+	not basic block info (print_rtl_with_bb with TDF_SLIM should be used
+	for that.  Prototype here near DEBUG_FUNCTION marker.
+	(debug_bb_slim): Prototype here near DEBUG_FUNCTION marker.
+	Use dump_bb.
+	(debug_bb_n_slim): Prototype here near DEBUG_FUNCTION marker.
+	* tree-cfg.c (gimple_can_merge_blocks_p): Use EDGE_COMPLEX.
+	(remove_bb): Update dump_bb call.
+	(gimple_debug_bb): Use dump_bb.
+	(dump_function_to_file): Update gimple_dump_bb call.
+	(print_loops_bb): Likewise.
+	* tree-flow.h (gimple_dump_bb): Update prototype.
+	* gimple-pretty-print.c (dump_bb_header): Rename to
+	dump_gimple_bb_header.  Write to a stream instead of a pretty
+	printer.  Use dump_bb_info to dump basic block info.
+	(dump_bb_end): Rename to dump_gimple_bb_footer.  Write to a
+	stream instead of a pretty printer.  Use dump_bb_info.
+	(gimple_dump_bb_buff): Do not call dump_bb_header and dump_bb_end.
+	(gimple_dump_bb): Do it here with dump_gimple_bb_header and
+	dump_gimple_bb_footer.
+	* cfgrtl.c (rtl_dump_bb): Update prototype.  Only dump DF if the
+	dump flags have TDF_DETAILS.  Use dump_insn_slim if TDF_SLIM.
+	(print_rtl_with_bb): Take a flags argument and pass it around.
+	Use dump_insn_slim if TDF_SLIM.
+	(dump_bb_info): Removed and re-incarnated in cfg.c.
+	(dump_flow_info): Moved to cfghooks.c.
+	(debug_flow_info): Moved to cfghooks.c.
+	* passes.c (execute_function_dump): Unconditionally use
+	print_rtl_with_bb for RTL dumps, now that it understands TDF_SLIM.
+	* final.c (dump_basic_block_info): Update dump_edge_info calls.
+	* tree-vrp.c (dump_asserts_for): Likewise.
+	* ifcvt.c (if_convert): Unconditionally use print_rtl_with_bb.
+	* tree-if-conv.c (if_convertible_bb_p): Don't look at
+	EDGE_ABNORMAL_CALL, it has no meaning in the GIMPLE world.
+	* trans-mem.c (make_tm_edge): Don't set EDGE_ABNORMAL_CALL,
+	for the same reason.
+	* config/rl78/rl78.c (rl78_reorg): Update print_rtl_with_bb calls.
+
+2012-07-17  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vect-data-refs.c (vect_get_new_vect_var): Add referenced
+	vars here, use create_tmp_reg where appropriate.
+	(vect_create_addr_base_for_vector_ref): Do not add referenced
+	vars here, use create_tmp_reg where appropriate.
+	(vect_create_data_ref_ptr): Likewise.
+	(vect_create_destination_var): Likewise.
+	(vect_permute_store_chain): Likewise.
+	(vect_permute_load_chain): Likewise.
+	* tree-vect-loop-manip.c (vect_create_cond_for_align_checks):
+	Likewise.
+	* tree-vect-loop.c (get_initial_def_for_induction): Likewise.
+	* tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
+	(vect_handle_widen_op_by_const): Likewise.
+	* tree-vect-stmts.c (vect_init_vector): Likewise.
+	(vectorizable_load): Likewise.
+
+2012-07-17  Tom de Vries  <tom@codesourcery.com>
+
+	* hwint.c: Fix loop range.
+
+2012-07-17  Tom de Vries  <tom@codesourcery.com>
+
+	* double-int.h (double_int_popcount): New inline function.
+	* hwint.c (popcount_hwi): New function.
+	* hwint.h (popcount_hwi): Declare function.  New inline function.
+
+2012-07-17  Richard Henderson  <rth@redhat.com>
+
+	* tree-vect-stmts.c (supportable_widening_operation): Remove decl
+	parameters.
+	(vectorizable_conversion): Update supportable_widening_operation call.
+	* tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
+	(vect_recog_widen_shift_pattern): Likewise.
+	* tree-vectorizer.h: Update decl.
+
+2012-07-17  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+	    Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	* common/config/arm/arm-common.c (arm_option_optimization_table):
+	Enable -fsched-pressure by default while optimizing.
+	* config/arm/arm.c (arm_option_override): Use the alternate scheduler
+	pressure algorithm by default.
+
+2012-07-16  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.h (CONST_OK_FOR_I06): Delete.
+	(CONST_OK_FOR_I10): Move macro to ...
+	* config/sh/sh.c: ... here.
+	(sh_legitimate_index_p): Use satisfies_constraint_I06 instead of
+	CONST_OK_FOR_I06.
+
+2012-07-16  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.md: Delete mov related define_peephole patterns.
+
+2012-07-16  Jonathan Wakely  <jwakely.gcc@gmail.com>
+
+	PR c++/53919
+	* doc/install.texi (Installing GCC): Refer to instructions for
+	released versions. Fix hyphenation.
+
+2012-07-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	* config/spu/spu.c (targetm): Move to bottom of file.
+	(spu_attribute_table): Likewise.
+	(spu_option_override, spu_init_builtins, spu_builtin_decl,
+	spu_scalar_mode_supported_p, spu_vector_mode_supported_p,
+	spu_legitimate_address_p, spu_addr_space_legitimate_address_p,
+	adjust_operand, get_pic_reg, need_to_save_reg, frame_emit_store,
+	frame_emit_load, frame_emit_add_imm, emit_nop_for_insn,
+	insn_clobbers_hbr, spu_emit_branch_hint, spu_emit_vector_compare,
+	get_branch_target, spu_machine_dependent_reorg, spu_sched_issue_rate,
+	spu_sched_variable_issue, spu_sched_adjust_cost, spu_sched_init_global,
+	spu_sched_init, spu_sched_reorder, spu_handle_fndecl_attribute,
+	spu_handle_vector_attribute, spu_pass_by_reference, spu_function_arg,
+	spu_function_arg_advance, spu_build_builtin_va_list, spu_va_start,
+	spu_gimplify_va_arg_expr, store_with_one_insn_p, reg_aligned_for_addr,
+	spu_assemble_integer, spu_asm_globalize_label, spu_rtx_costs,
+	spu_function_ok_for_sibcall, spu_init_libfuncs, spu_return_in_memory,
+	spu_encode_section_info, spu_legitimize_address,
+	spu_addr_space_legitimize_address, spu_builtin_mask_for_load,
+	spu_builtin_vectorization_cost, spu_vector_alignment_reachable,
+	spu_addr_space_pointer_mode, spu_addr_space_address_mode,
+	spu_addr_space_subset_p, spu_addr_space_convert, spu_sms_res_mii,
+	spu_section_type_flags, spu_select_section, spu_unique_section,
+	spu_trampoline_init, spu_conditional_register_usage,
+	spu_ref_may_alias_errno, spu_output_mi_thunk, spu_unwind_word_mode,
+	spu_libgcc_cmp_return_mode, spu_libgcc_shift_count_mode,
+	spu_setup_incoming_varargs): Remove prototypes.
+	(spu_legitimize_address): Add "static" to definition.
+
+2012-07-16  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/i386/rtmintrin.h (_xabort): Remove trailing semicolon.
+
+2012-07-16  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	* tree-ssa-ccp.c (optimize_unreachable): Check gsi_end_p
+	before calling gsi_stmt.
+
+2012-07-16  Kirill Yukhin  <kirill.yukhin@intel.com>
+
+	Revert
+	2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
+
+	* config/i386/i386.md (stack_protect_set): Disable the pattern
+	for Android since Android libc (bionic) does not provide random
+	value for stack protection guard at gs:0x14. Guard value
+	will be provided from external symbol (default implementation).
+	(stack_protect_set_<mode>): Likewise.
+	(stack_protect_test): Likewise.
+	(stack_protect_test_<mode>): Likewise.
+
+2012-07-16  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR middle-end/53959
+	PR bootstrap/53963
+	* gimple.c (gimple_types_compatible_p_1): Restore type attribute
+	comparison.
+
+2012-07-16  Bill Schmidt  <wschmidt@linux.ibm.com>
+
+	* opts.c (default_option): Add -fvect-cost-model to default options
+	at -O3 and above.
+
+2012-07-16  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* graphite-clast-to-gimple.c, graphite-dependences.c,
+	graphite-sese-to-poly.c: Include tree-pass.h instead of dumpfile.h
+	for pass TODO flags.
+	* Makefile.in: Fix dependencies.
+
+2012-07-16  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* haifa-sched.c (init_before_recovery): Do not set EDGE_CAN_FALLTHRU.
+	* cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
+
+	* function.c (stack_protect_epilogue): Use expand_call to expand
+	targetm.stack_protect_fail.
+	* stmt.c (expand_expr_stmt): Remove now-unused function.
+	* tree.h (expand_expr_stmt): Remove prototype.
+	* doc/tm.texi.in (TARGET_STACK_PROTECT_FAIL): Document that this
+	hook must return a CALL_EXPR.
+	* doc/tm.texi: Regenerate.
+
+	* emit-rtl.c (emit_label_before): Do not allow the same label
+	to be emitted twice.
+	(emit_label_after): Likewise.
+	(emit_label): Likewise.
+
+	* flags.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
+	TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): Move to tree.h.
+	* tree.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
+	TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): New home.
+
+2012-07-16  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* system.h (dump_file): Do not define.
+	* tree-pass.h: Include dumpfile.h, which is a new file containing...
+	(enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p,
+	dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p,
+	dump_flag_name, dump_file, dump_flags, dump_file_name,
+	get_dump_file_info, struct dump_file_info): all of this, moved to...
+	* dumpfile.h: Here, new file.
+	* tree-dump.h: Include dumpfile.h, but not tree-pass.h.
+	(dump_stmt): Remove prototype for C++ specific function.
+	(dump_enumerated_decls): Move prototype from here...
+	* tree-flow.h (dump_enumerated_decls): ... to here.
+	(get_ref_base_and_extent) Move prototype from here ...
+	* tree.h (get_ref_base_and_extent) ... to here.
+	* tree-ssa-live.c: Do not inclde tree-pretty-print.h, because
+	gimple-pretty-print.h is enough.  Do not include tree-dump.h,
+	include timevar.h and dumpfile.h instead.
+	(struct numbered_tree_d, compare_decls_by_uid,
+	dump_enumerated_decls_push, dump_enumerated_decls): Move from here ...
+	* tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid,
+	dump_enumerated_decls_push, dump_enumerated_decls):... to here.
+	Do not include timevar.h.
+	* tree.c: Do not include timevar.h.
+	* tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and
+	timevar.h.
+	(dump_cfg_stats): Use current_function_name.
+	(gimple_cfg2vcg): Likewise.
+	(dump_function_to_file): Likewise.
+	* df-scan.c: Do not include tree-pass.h and timevar.h.
+	Include dumpfile.h.
+	(df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not
+	use print_current_pass.
+	* df-problems.c: Include dumpfile.h.
+	Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it
+	leads to errors in the code not selected.
+	(df_note_compute): Do not print_rtl_with_bb here.  Fix compilation
+	bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here.
+	* lcm.c: Include dumpfile.h.
+	Remove obsolete include of insn-attr.h.
+	* dojump.c (do_compare_rtx_and_jump): Remove failure printing for
+	missing probability notes.
+	* stmt.c: Include dumpfile.h.
+	(emit_case_decision_tree): Re-enable printing expand details only
+	if TDF_DETAILS.
+	* alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c,
+	cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c,
+	cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c,
+	coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c,
+	dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c,
+	function.c, fwprop.c, gcse.c, gimple-fold.c,
+	gimple-pretty-print.c, gimple-ssa-strength-reduction.c,
+	gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c,
+	graphite-dependences.c, graphite-interchange.c,
+	graphite-optimize-isl.c, graphite-poly.c,
+	graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c,
+	ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c,
+	ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c,
+	ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c,
+	jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c,
+	loop-unroll.c, loop-unswitch.c, lower-subreg.c,
+	lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c,
+	mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c,
+	plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c,
+	print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c,
+	regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c,
+	sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c,
+	store-motion.c, tracer.c, trans-mem.c, tree-affine.c,
+	tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c,
+	tree-data-ref.c, tree-diagnostic.c, tree-dump.c,
+	tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c,
+	tree-mudflap.c, tree-nrv.c, tree-object-size.c,
+	tree-optimize.c, tree-outof-ssa.c, tree-predcom.c,
+	tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c,
+	tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c,
+	tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c,
+	tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c,
+	tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c,
+	tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c,
+	tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
+	tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
+	tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c,
+	tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c,
+	tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c,
+	tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c,
+	tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c,
+	tree-ssa-threadedge.c, tree-ssa-threadupdate.c,
+	tree-ssa-uncprop.c, tree-ssa-uninit.c,
+	tree-switch-conversion.c, tree-tailcall.c,
+	tree-vect-data-refs.c, tree-vect-loop.c,
+	tree-vect-loop-manip.c, tree-vectorizer.c,
+	tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c,
+	tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h
+	only if needed.  If tree-pass.h is included, do not include timevar.h
+	and dumpfile.h.  If tree-pass.h is not included but dump_file, or
+	dump_flags, or the TDF_* flags are used, include dumpfile.h.
+	If gimple-pretty-print.h is included, don't include
+	tree-pretty-print.h.  Remove assorted unnecessary includes.
+
+	* config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c,
+	config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
+	config/spu/spu.c, config/mep/mep.c, config/i386/i386.c:
+	Include dumpfile.h.
+	* config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h.
+	* arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep,
+	spu/t-spu-elf: Fix dependencies.
+
+2012-07-16  Dehao Chen  <dehao@google.com>
+
+	Revert
+	2012-07-10  Dehao Chen  <dehao@google.com>
+
+	* tree.h (phi_arg_d): New field.
+	* tree-flow-inline.h (gimple_phi_arg_block): New function.
+	(gimple_phi_arg_block_from_edge): New function.
+	(gimple_phi_arg_set_block): New function.
+	(gimple_phi_arg_has_block): New function.
+	(redirect_edge_var_map_block): New function.
+	* tree-flow.h (_edge_var_map): New field.
+	* tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
+	* tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
+	redirect_edge_var_map_add.
+	* tree-outof-ssa.c (_elim_graph): New field.
+	(insert_partition_copy_on_edge): New parameter.
+	(insert_value_copy_on_edge): New parameter.
+	(insert_rtx_to_part_on_edge): New parameter.
+	(insert_part_to_rtx_on_edge): New parameter.
+	(elim_graph_add_edge): New parameter.
+	(elim_graph_remove_succ_edge): New parameter.
+	(FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
+	(FOR_EACH_ELIM_GRAPH_PRED): New parameter.
+	(new_elim_graph): Add block debug info.
+	(clear_elim_graph): Likewise.
+	(delete_elim_graph): Likewise.
+	(elim_graph_add_node): Likewise.
+	(elim_graph_add_edge): Likewise.
+	(elim_graph_remove_succ_edge): Likewise.
+	(eliminate_build): Likewise.
+	(elim_forward): Likewise.
+	(elim_unvisited_predecessor): Likewise.
+	(elim_backward): Likewise.
+	(elim_create): Likewise.
+	(eliminate_phi): Likewise.
+	(insert_backedge_copies): Likewise.
+	* tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
+	add_phi_arg.
+	(rewrite_add_phi_arguments): Likewise.
+	* tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
+	* tree-ssa-tail-merge.c (replace_block_by): Likewise.
+	* tree-ssa-threadupdate.c (copy_phi_args): Likewise.
+	* tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
+	* tree-ssa-loop-manip.c (create_iv): Likewise.
+	(add_exit_phis_edge): Likewise.
+	(split_loop_exit_edge): Likewise.
+	(copy_phi_node_args): Likewise.
+	(tree_transform_and_unroll_loop): Likewise.
+	* value-prof.c (gimple_ic): Likewise.
+	(gimple_stringop_fixed_value): Likewise.
+	* tree-tailcall.c (add_successor_phi_arg): Likewise.
+	(eliminate_tail_call): Likewise.
+	(create_tailcall_accumulator): Likewise.
+	(tree_optimize_tail_calls_1): Likewise.
+	* tree-phinodes.c (add_phi_arg): Likewise.
+	(make_phi_node): Likewise.
+	(resize_phi_node): Likewise.
+	(remove_phi_arg_num): Likewise.
+	* omp-low.c (expand_parallel_call): Likewise.
+	(expand_omp_for_static_chunk): Likewise.
+	* tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
+	Likewise.
+	(slpeel_update_phi_nodes_for_guard1): Likewise.
+	(slpeel_update_phi_nodes_for_guard2): Likewise.
+	(slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
+	(set_prologue_iterations): Likewise.
+	(slpeel_tree_peel_loop_to_edge): Likewise.
+	(vect_loop_versioning): Likewise.
+	* tree-parloops.c (create_phi_for_local_result): Likewise.
+	(transform_to_exit_first_loop): Likewise.
+	(create_parallel_loop): Likewise.
+	* ipa-split.c (split_function): Likewise.
+	* tree-vect-loop.c (get_initial_def_for_induction): Likewise.
+	(vect_create_epilog_for_reduction): Likewise.
+	* tree-vect-data-refs.c (vect_setup_realignment): Likewise.
+	* graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
+	* tree-ssa-phiopt.c (cond_store_replacement): Likewise.
+	(cond_if_else_store_replacement_1): Likewise.
+	* tree-cfgcleanup.c (remove_forwarder_block): Likewise.
+	(remove_forwarder_block_with_phi): Likewise.
+	* tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
+	* tree-predcom.c (initialize_root_vars): Likewise.
+	(initialize_root_vars_lm): Likewise.
+	* sese.c (sese_add_exit_phis_edge): Likewise.
+	* tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
+	* tree-ssa.c (flush_pending_stmts): Likewise.
+	(redirect_edge_var_map_add): Likewise.
+	(ssa_redirect_edge): Likewise.
+	* gimple-streamer-in.c (input_phi): Likewise.
+	* tree-vect-stmts.c (vectorizable_load): Likewise.
+	* tree-inline.c (copy_phis_for_bb): Likewise.
+	* tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
+	* tree-switch-conversion.c (fix_phi_nodes): Likewise.
+	* tree-cfg.c (reinstall_phi_args): Likewise.
+	(gimple_make_forwarder_block): Likewise.
+	(add_phi_args_after_copy_edge): Likewise.
+	(gimple_duplicate_sese_tail): Likewise.
+
+2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
+
+	* config/i386/i386.md (stack_protect_set): Disable the pattern
+	for Android since Android libc (bionic) does not provide random
+	value for stack protection guard at gs:0x14. Guard value
+	will be provided from external symbol (default implementation).
+	(stack_protect_set_<mode>): Likewise.
+	(stack_protect_test): Likewise.
+	(stack_protect_test_<mode>): Likewise.
+
+2012-07-16  Hans-Peter Nilsson  <hp@axis.com>
+
+	* config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
+	* config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
+	CONSTANT_P and cris_legitimate_address_p.
+	* config/cris/cris.c (cris_legitimate_address_p): Make non-static.
+	(cris_preferred_reload_class): Don't return GENERAL_REGS as
+	preferred to MOF_SRP_REGS.
+
+	* config/cris/cris.c (cris_init_libfuncs): Handle initialization
+	of library functions for basic atomic compare-and-swap.
+	* config/cris/cris.h (TARGET_ATOMICS_MAY_CALL_LIBFUNCS): New macro.
+	* config/cris/cris.opt (munaligned-atomic-may-use-library): New option.
+	* config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>")
+	("cris_atomic_fetch_<atomic_op_name><mode>_1")
+	("atomic_compare_and_swap<mode>")
+	("cris_atomic_compare_and_swap<mode>_1"): Make conditional on
+	TARGET_ATOMICS_MAY_CALL_LIBFUNCS for sizes larger than byte.
+	* config/cris/cris.c (cris_print_operand) <case 'P', 'q'>: New cases.
+	* config/cris/sync.md (atomic_op_op_cnstr): New code_attr.
+	(atomic_op_op_pred): Ditto.
+	(atomic_op_mnem_pre_op2): Renamed from atomic_op_mnem_pre; to
+	reflect the change to include %2 in expansion.  All callers changed.
+	(qm3): New mode_attr.
+	("atomic_fetch_<atomic_op_name><mode>"): Use <atomic_op_op_pred>
+	as predicate for operand 2.
+	("cris_atomic_fetch_<atomic_op_name><mode>_1"): Update FIXME.  Use
+	"<atomic_op_op_pred>" "<atomic_op_op_cnstr>" for predicate and
+	constraint for operand 2.
+	("atomic_compare_and_swap<mode>"): Add FIXME.  Change predicate to
+	nonmemory_operand for operand 3.
+	("cris_atomic_compare_and_swap<mode>_1"): Change operand 3 to
+	exclude memory.  Improve emitted sync code for v10 and v32.  Use
+	<qm3> instead of <m> for size designator for cmp.
+	("atomic_compare_and_swap<mode>"): Change predicate to
+	nonmemory_operand for operand 3.  Add FIXME.
+	("cris_atomic_compare_and_swap<mode>_1"): Change predicates and
+	constraints for operand 3 to exclude memory.
+	("atomic_fetch_<atomic_op_name><mode>")
+	("atomic_compare_and_swap<mode>"): Gate expand_mem_thread_fence
+	calls on result of call to need_atomic_barrier_p.
+
+2012-07-15  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.md (move_type): Replace mfhilo and mthilo
+	with mflo and mtlo.
+	(type): Split mfhilo into mfhi and mflo.  Split mthilo into mthi
+	and mtlo.  Adjust move_type->type mapping.
+	(may_clobber_hilo): Split mthilo into mthi and mtlo.
+	(*movdi_32bit, *movdi_32bit_mips16, *movdi_64bit, *movdi_64bit_mips16)
+	(*mov<mode>_internal, *mov<mode>_mips16, *movhi_internal)
+	(*movhi_mips16, *movqi_internal, *movqi_mips16): Use mtlo and mflo
+	instead of mthilo and mfhilo.
+	(mfhi<GPR:mode>_<HILO:mode>): Use mfhi instead of mfhilo.
+	(mthi<GPR:mode>_<HILO:mode>): Use mthi instead of mthilo.
+	* config/mips/mips-dsp.md (mips_extr_w, mips_extr_r_w, mips_extr_rs_w)
+	(mips_extr_s_h, mips_extp, mips_extpdp, mips_shilo, mips_mthlip):
+	Use mflo instead of mfhilo.
+	* config/mips/10000.md (r10k_arith): Split mthilo.
+	(r10k_mfhi, r10k_mflo): Use mfhi and mflo directly.
+	* config/mips/sb1.md (ir_sb1_mfhi, ir_sb1_mflo): Likewise.
+	(ir_sb1_mthilo): Split mthilo into mthi and mtlo.
+	* config/mips/20kc.md (r20kc_imthilo, r20kc_imfhilo): Split
+	mthilo and mfhilo.
+	* config/mips/24k.md (r24k_int_mfhilo, r24k_int_mthilo): Likewise.
+	* config/mips/4130.md (vr4130_class, vr4130_mfhilo, vr4130_mthilo):
+	Likewise.
+	* config/mips/4k.md (r4k_int_mthilo, r4k_int_mfhilo): Likewise.
+	* config/mips/5400.md (ir_vr54_hilo): Likewise.
+	* config/mips/5500.md (ir_vr55_mthilo, ir_vr55_mfhilo): Likewise.
+	* config/mips/5k.md (r5k_int_mthilo, r5k_int_mfhilo): Likewise.
+	* config/mips/7000.md (rm7_mthilo, rm7_mfhilo): Likewise.
+	* config/mips/74k.md (r74k_int_mfhilo, r74k_int_mthilo): Likewise.
+	* config/mips/9000.md (rm9k_mfhilo, rm9k_mthilo): Likewise.
+	* config/mips/generic.md (generic_hilo): Likewise.
+	* config/mips/loongson2ef.md (ls2_alu): Likewise.
+	* config/mips/loongson3a.md (ls3a_mfhilo): Likewise.
+	* config/mips/octeon.md (octeon_imul_o1, octeon_imul_o2)
+	(octeon_mfhilo_o1, octeon_mfhilo_o2): Likewise.
+	* config/mips/sr71k.md (ir_sr70_hilo): Likewise.
+	* config/mips/xlr.md (xlr_hilo): Likewise.
+
+2012-07-14  Andrew Stubbs  <ams@codesourcery.com>
+	    Sandra Loosemore  <sandra@codesourcery.com>
+
+	* config/sh/sh.h (SH_ASM_SPEC): Add spaces between options.
+
+2012-07-14  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_set_reg_reg_cost): Enable TFmode/TCmode
+	for TARGET_SSE.
+
+2012-07-14  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* toplev.c (init_asm_output): Open asm_out_file in 'w' mode.
+
+2012-07-13  Bill Schmidt  <wschmidt@linux.ibm.com>
+
+	PR bootstrap/53955
+	* config/spu/spu.c (spu_init_cost): Mark static.
+	(spu_add_stmt_cost): Likewise.
+	(spu_finish_cost): Likewise.
+	(spu_destroy_cost_data): Likewise.
+	* config/i386/i386.c (ix86_init_cost): Mark static.
+	(ix86_add_stmt_cost): Likewise.
+	(ix86_finish_cost): Likewise.
+	(ix86_destroy_cost_data): Likewise.
+	* config/rs6000/rs6000.c (rs6000_init_cost): Mark static.
+	(rs6000_add_stmt_cost): Likewise.
+	(rs6000_finish_cost): Likewise.
+	(rs6000_destroy_cost_data): Likewise.
+
+2012-07-13  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* ggc.h (ggc_internal_alloc_stat, ggc_alloc_typed_stat,
+	ggc_internal_cleared_alloc_stat, ggc_cleared_alloc_htab_ignore_args,
+	ggc_cleared_alloc_ptr_array_two_args, ggc_splay_alloc): Add
+	ATTRIBUTE_MALLOC.
+	* alloc-pool.h (pool_alloc): Likewise.
+
+	* final.c (final): Do not loop to find max_uid.
+
+2012-07-13  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* emit-rtl.c (make_debug_insn_raw, make_jump_insn_raw): Make static.
+	* rtl.h (make_debug_insn_raw, make_jump_insn_raw): Remove prototypes.
+
+2012-07-13  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53907
+	* tree-ssa-forwprop.c (associate_pointerplus): New function.
+	(ssa_forward_propagate_and_combine): Call it.
+
+2012-07-13  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53922
+	* tree-vrp.c (value_inside_range): Change prototype to take
+	min/max instead of value-range.
+	(range_includes_zero_p): Likewise.  Return the result from
+	value_inside_range.
+	(extract_range_from_binary_expr_1): Adjust to handle dont-know
+	return value from range_includes_zero_p.
+	(extract_range_from_unary_expr_1): Likewise.
+	(compare_range_with_value): Likewise.
+	(vrp_meet_1): Likewise.
+
+2012-07-13  Bill Schmidt  <wschmidt@linux.ibm.com>
+
+	* doc/tm.texi: Regenerate.
+	* doc/tm.texi.in (TARGET_VECTORIZE_INIT_COST): New hook.
+	(TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
+	(TARGET_VECTORIZE_FINISH_COST): Likewise.
+	(TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
+	* targhooks.c (default_init_cost): New function.
+	(default_add_stmt_cost): Likewise.
+	(default_finish_cost): Likewise.
+	(default_destroy_cost_data): Likewise.
+	* targhooks.h (default_init_cost): New decl.
+	(default_add_stmt_cost): Likewise.
+	(default_finish_cost): Likewise.
+	(default_destroy_cost_data): Likewise.
+	* target.def (init_cost): New DEFHOOK.
+	(add_stmt_cost): Likewise.
+	(finish_cost): Likewise.
+	(destroy_cost_data): Likewise.
+	* target.h (struct _stmt_vec_info): New extern decl.
+	(stmt_vectype): Likewise.
+	(stmt_in_inner_loop_p): Likewise.
+	* tree-vectorizer.h (stmt_info_for_cost): New struct/typedef.
+	(stmt_vector_for_cost): New VEC/typedef.
+	(add_stmt_info_to_vec): New function.
+	(struct _slp_tree): Remove cost.inside_of_loop field.
+	(struct _slp_instance): Remove cost.inside_of_loop field; add
+	stmt_cost_vec field.
+	(SLP_INSTANCE_INSIDE_OF_LOOP_COST): Remove macro.
+	(SLP_INSTANCE_STMT_COST_VEC): New accessor macro.
+	(SLP_TREE_INSIDE_OF_LOOP_COST): Remove macro.
+	(struct _vect_peel_extended_info): Add stmt_cost_vec field.
+	(struct _loop_vec_info): Add target_cost_data field.
+	(LOOP_VINFO_TARGET_COST_DATA): New accessor macro.
+	(struct _bb_vec_info): Add target_cost_data field.
+	(BB_VINFO_TARGET_COST_DATA): New accessor macro.
+	(struct _stmt_vec_info): Remove cost.inside_of_loop field.
+	(STMT_VINFO_INSIDE_OF_LOOP_COST): Remove macro.
+	(stmt_vinfo_set_inside_of_loop_cost): Remove function.
+	(init_cost): New function.
+	(add_stmt_cost): Likewise.
+	(finish_cost): Likewise.
+	(destroy_cost_data): Likewise.
+	(vect_model_simple_cost): Change parameter list.
+	(vect_model_store_cost): Likewise.
+	(vect_model_load_cost): Likewise.
+	(record_stmt_cost): New extern decl.
+	(vect_get_load_cost): Change parameter list.
+	(vect_get_store_cost): Likewise.
+	* tree-vect-loop.c (new_loop_vec_info): Call init_cost.
+	(destroy_loop_vec_info): Call destroy_cost_data.
+	(vect_estimate_min_profitable_iters): Remove old calculation of
+	inside costs; call finish_cost instead.
+	(vect_model_reduction_cost): Call add_stmt_cost instead of old
+	inside-costs calculation.
+	(vect_model_induction_cost): Likewise.
+	* tree-vect-data-refs.c (vect_get_data_access_cost): Change to
+	return a stmt_vector_for_cost; modify calls to vect_get_load_cost
+	and vect_get_store_cost to obtain the value to return.
+	(vect_peeling_hash_get_lowest_cost): Obtain a stmt_cost_vec from
+	vect_get_data_access_cost and store it in the minimum peeling
+	structure.
+	(vect_peeling_hash_choose_best_peeling): Change the parameter list
+	to add a (stmt_vector_for_cost *) output parameter, and set its value.
+	(vect_enhance_data_refs_alignment): Ignore the new return value from
+	calls to vect_get_data_access_cost; obtain stmt_cost_vec from
+	vect_peeling_hash_choose_best_peeling and pass its contents to the
+	target cost model.
+	* tree-vect-stmts.c (stmt_vectype): New function.
+	(stmt_in_inner_loop_p): Likewise.
+	(record_stmt_cost): Likewise.
+	(vect_model_simple_cost): Add stmt_cost_vec parameter; call
+	record_stmt_cost instead of old calculation; don't call
+	stmt_vinfo_set_inside_of_loop_cost.
+	(vect_model_promotion_demotion_cost): Call add_stmt_cost instead of
+	old calculation; don't call stmt_vinfo_set_inside_of_loop_cost.
+	(vect_model_store_cost): Add stmt_cost_vec parameter; call
+	record_stmt_cost instead of old calculation; add stmt_cost_vec
+	parameter to vect_get_store_cost call; don't call
+	stmt_vinfo_set_inside_of_loop_cost.
+	(vect_get_store_cost): Add stmt_cost_vec parameter; call
+	record_stmt_cost instead of old calculation.
+	(vect_model_load_cost): Add stmt_cost_vec parameter; call
+	record_stmt_cost instead of old calculation; add stmt_cost_vec
+	parameter to vect_get_load_cost call; don't call
+	stmt_vinfo_set_inside_of_loop_cost.
+	(vect_get_load_cost): Add stmt_cost_vec parameter; call
+	record_stmt_cost instead of old calculation.
+	(vectorizable_call): Add NULL parameter to vect_model_simple_cost call.
+	(vectorizable_conversion): Likewise.
+	(vectorizable_assignment): Likewise.
+	(vectorizable_shift): Likewise.
+	(vectorizable_operation): Likewise.
+	(vectorizable_store): Add NULL parameter to vect_model_store_cost call.
+	(vectorizable_load): Add NULL parameter to vect_model_load_cost call.
+	(new_stmt_vec_info): Don't set STMT_VINFO_INSIDE_OF_LOOP_COST.
+	* config/spu/spu.c (TARGET_VECTORIZE_INIT_COST): New macro def.
+	(TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
+	(TARGET_VECTORIZE_FINISH_COST): Likewise.
+	(TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
+	(spu_init_cost): New function.
+	(spu_add_stmt_cost): Likewise.
+	(spu_finish_cost): Likewise.
+	(spu_destroy_cost_data): Likewise.
+	* config/i386/i386.c (ix86_init_cost): New function.
+	(ix86_add_stmt_cost): Likewise.
+	(ix86_finish_cost): Likewise.
+	(ix86_destroy_cost_data): Likewise.
+	(TARGET_VECTORIZE_INIT_COST): New macro def.
+	(TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
+	(TARGET_VECTORIZE_FINISH_COST): Likewise.
+	(TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
+	* config/rs6000/rs6000.c (TARGET_VECTORIZE_INIT_COST): New macro def.
+	(TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
+	(TARGET_VECTORIZE_FINISH_COST): Likewise.
+	(TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
+	(rs6000_init_cost): New function.
+	(rs6000_add_stmt_cost): Likewise.
+	(rs6000_finish_cost): Likewise.
+	(rs6000_destroy_cost_data): Likewise.
+	* tree-vect-slp.c (vect_free_slp_instance): Free stmt_cost_vec.
+	(vect_create_new_slp_node): Don't set SLP_TREE_INSIDE_OF_LOOP_COST.
+	(vect_get_and_check_slp_defs): Add stmt_cost_vec parameter; add
+	stmt_cost_vec parameter to vect_model_store_cost and
+	vect_model_simple_cost calls.
+	(vect_build_slp_tree): Remove inside_cost parameter; add stmt_cost_vec
+	parameter; add stmt_cost_vec parameter to vect_get_and_check_slp_defs,
+	vect_model_load_cost, and recursive vect_build_slp_tree calls; prevent
+	calculating cost more than once for loads; remove inside_cost
+	parameter from recursive vect_build_slp_tree calls; call
+	record_stmt_cost instead of old calculation.
+	(vect_analyze_slp_instance): Allocate stmt_cost_vec and save it with
+	the instance; free it on premature exit; remove inside_cost parameter
+	from vect_build_slp_tree call; add stmt_cost_vec parameter to
+	vect_build_slp_tree call; don't set SLP_INSTANCE_INSIDE_OF_LOOP_COST.
+	(new_bb_vec_info): Call init_cost.
+	(destroy_bb_vec_info): Call destroy_cost_data.
+	(vect_bb_vectorization_profitable_p): Call add_stmt_cost for each
+	statement recorded with an SLP instance; call finish_cost instead of
+	the old calculation.
+	(vect_update_slp_costs_according_to_vf): Record statement costs from
+	SLP instances, multiplying by the appropriate number of copies; don't
+	update SLP_INSTANCE_INSIDE_OF_LOOP_COST.
+
+2012-07-13  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/53937
+	* builtins.c (get_pointer_alignment_1): Handle constant
+	pointers.
+
+2012-07-13  Richard Sandiford  <rdsandiford@googlemail.com>
+	    Steven Bosscher  <steven@gcc.gnu.org>
+	    Bernd Schmidt  <bernds@codesourcery.com>
+
+	PR rtl-optimization/53908
+	* df-problems.c (can_move_insns_across): When doing
+	memory-reference book-keeping, handle call insns.
+
+2012-07-13  Richard Guenther  <rguenther@suse.de>
+
+	* gimple.c (gimple_types_compatible_p_1): Remove redundant
+	type attribute comparisons.
+	(gimple_canonical_types_compatible_p): Likewise.
+
+2012-07-12  Hans-Peter Nilsson  <hp@axis.com>
+
+	PR rtl-optimization/53176
+	* rtlanal.c (rtx_cost): Adjust default cost for X with a
+	UNITS_PER_WORD factor for all X according to the size of
+	its mode, not just for SUBREGs with untieable modes.
+	Handle SET.  Use factor * factor for MULT, DIV, UDIV,
+	MOD, UMOD.
+
+2012-07-12  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (QImode and HImode cmove splitters): Merge
+	QImode and HImode splitters.  Use ix86_comparison_operator.
+	Explicitly match FLAGS_REG.
+	(DFmode cmove splitter): Explicitly match FLAGS_REG.
+
+2012-07-11  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* expr.h (can_move_by_pieces): Move prototype from here ...
+	* tree.h (can_move_by_pieces): ... to here.
+	* optabs.h (set_widening_optab_handler): Use XCNEW.
+	* gimplify.c: Do not include expr.h.
+
+	* toplev.c: Do not include dwarf2out.h.
+	* config/ia64/ia64.c: Likewise.
+	* config/sparc/sparc.c: Likewise.
+	* config/sparc/t-sparc (sparc.o): Fix dependencies.
+
+	* Makefile.in (toplev.o): Fix dependencies
+	(c-family/c-gimplify.o): Likewise.
+	(c-family/c-common.o): Likewise.
+
+2012-07-11  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* basic-block.h (struct edge_def): Use basic_block instead of
+	basic_block_def *.
+	* cfgloop.h (struct loop_exit, struct loop): Likewise.
+	* gengenrtl.c (type_from_format): Likewise.  Also for 'tree'
+	instead of union tree_node *.
+	* rtl.h (union rtunion_def, emit_insn_before_noloc,
+	emit_insn_after_noloc, add_insn_before, add_insn_after,
+	debug_bb_slim): Likewise.
+	* tree-inline.h (struct copy_body_data): Likewise.
+	* sched-rgn.c (dump_region_dot): Likewise.
+	* gimple.h (struct gimple_statement_base, gimple_set_bb,
+	gsi_move_to_bb_end): Likewise.
+	* sched-vis.c (debug_bb_slim): Likewise.
+	(debug_bb_n_slim): Likewise.
+	* config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Likewise.
+	(mn10300_block_contains_call):
+
+2012-07-11  Greta Yorsh  <Greta.Yorsh@arm.com>
+
+	PR target/53859
+	* config/arm/arm.c (arm_early_load_addr_dep): Handle new
+	epilogue patterns.
+
+2012-07-11  Jonathan Wakely  <jwakely.gcc@gmail.com>
+
+	* doc/extend.texi (Namespace Association): Alter cautionary text.
+
+2012-07-10  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/53911
+	* config/sh/sh.md: Remove displacement addresssing related splits.
+
+2012-07-10  Xinliang David Li  <davidxl@google.com>
+
+	* doc/invoke.texi: New option documented.
+	* flag-types.h: New enum type.
+	* gimplify.c (gimplify_bind_expr): Control
+	clobber generation with new option.
+	(gimplify_target_expr): Ditto.
+	* common.opt: New option.
+
+2012-07-10  Julian Brown  <julian@codesourcery.com>
+
+	* config/arm/arm.md (movsi): Don't split symbol refs here.
+	(define_split): New.
+
+2012-07-10  Andreas Schwab  <schwab@linux-m68k.org>
+
+	PR bootstrap/53913
+	* config/m68k/m68k.c (m68k_epilogue_uses): New.
+	* config/m68k/m68k.h (EPILOGUE_USES): Use it.
+	* config/m68k/m68k-protos.h (m68k_epilogue_uses): Add prototype.
+
+2012-07-10  Richard Henderson  <rth@redhat.com>
+
+	* target.def (builtin_mul_widen_even, builtin_mul_widen_odd): Remove.
+	* system.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Poison.
+	(TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Poison.
+	* config/i386/i386.c (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): Remove.
+	(IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): Remove.
+	(IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): Remove.
+	(IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): Remove.
+	(IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): Remove.
+	(IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): Remove.
+	(IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): Remove.
+	(bdesc_args): Remove entries to match.
+	(ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): Remove.
+	(TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
+	(TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
+	* config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): Remove.
+	(rs6000_builtin_mul_widen_odd): Remove.
+	(TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
+	(TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
+	* config/spu/spu.c (spu_builtin_mul_widen_even): Remove.
+	(spu_builtin_mul_widen_odd): Remove.
+	(TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
+	(TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
+	* doc/tm.texi.in: Don't document the removed hooks.
+
+	* tree-vect-stmts.c (supportable_widening_operation): Expand
+	WIDEN_MULT_EXPR via VEC_WIDEN_MULT_EVEN/ODD_EXPR if possible.
+
+	* expmed.c (expmed_mult_highpart): Rename from expand_mult_highpart.
+	(expmed_mult_highpart_optab): Rename from expand_mult_highpart_optab.
+	* optabs.c (can_mult_highpart_p): New.
+	(expand_mult_highpart): New.
+	* expr.c (expand_expr_real_2) [MULT_HIGHPART_EXPR): Use it.
+	* tree-vect-generic.c (expand_vector_operations_1): Don't expand
+	by pieces if can_mult_highpart_p.
+	(expand_vector_divmod): Use can_mult_highpart_p and always
+	generate MULT_HIGHPART_EXPR.
+	* tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
+	* tree-vect-stmts.c (vectorizable_operation): Likewise.
+
+	* config/spu/spu-builtins.md (spu_mpy): Move to spu.md.
+	(spu_mpyu, spu_mpyhhu, spu_mpyhh): Likewise.
+	* config/spu/spu.md (vec_widen_smult_odd_v8hi): Rename from spu_mpy.
+	(vec_widen_umult_odd_v8hi): Rename from spu_mpyu.
+	(vec_widen_smult_even_v8hi): Rename from spu_mpyhh.
+	(vec_widen_umult_even_v8hi): Rename from spu_mpyhhu.
+	* config/spu/spu-builtins.def: Update pattern names to match.
+
+	* config/rs6000/altivec.md (vec_widen_umult_even_v16qi): Rename
+	from altivec_vmuleub.
+	(vec_widen_smult_even_v16qi): Rename from altivec_vmulesb.
+	(vec_widen_umult_even_v8hi): Rename from altivec_vmuleuh.
+	(vec_widen_smult_even_v8hi): Rename from altivec_vmulesh.
+	(vec_widen_umult_odd_v16qi): Rename from altivec_vmuloub.
+	(vec_widen_smult_odd_v16qi): Rename from altivec_vmulosb.
+	(vec_widen_umult_odd_v8hi): Rename from altivec_vmulouh.
+	(vec_widen_smult_odd_v8hi): Rename from altivec_vmulosh.
+	* config/rs6000/rs6000-builtin.def: Update pattern names to match.
+
+	* config/i386/sse.md (vec_widen_umult_even_v8si): Rename from
+	avx2_umulv4siv4di3.
+	(vec_widen_umult_even_v4si): Rename from sse2_umulv2siv2di3.
+	(vec_widen_smult_even_v8si): Rename from avx2_mulv4siv4di3.
+	(mulv4si3): Remove XOP test shadowed by SSE4 test.
+	* config/i386/i386.c (bdesc_args): Update pattern names.
+	(ix86_expand_sse2_mulvxdi3): Likewise.
+	(ix86_expand_mul_widen_evenodd): Likewise.  Remove XOP test
+	shadowed by SSE4 test.
+
+	* tree.def (VEC_WIDEN_MULT_EVEN_EXPR, VEC_WIDEN_MULT_ODD_EXPR): New.
+	* cfgexpand.c (expand_debug_expr): Handle them.
+	* expr.c (expand_expr_real_2): Likewise.
+	* fold-const.c (fold_binary_loc): Likewise.
+	* gimple-pretty-print.c (dump_binary_rhs): Likewise.
+	* optabs.c (optab_for_tree_code): Likewise.
+	* tree-cfg.c (verify_gimple_assign_binary): Likewise.
+	* tree-inline.c (estimate_operator_cost): Likewise.
+	* tree-pretty-print.c (dump_generic_node): Likewise.
+	* tree.c (commutative_tree_code): Likewise.
+	* tree-vect-generic.c (expand_vector_operations_1): Likewise.
+	Handle type change before looking up optab.
+	* optabs.h (OTI_vec_widen_umult_even, OTI_vec_widen_umult_odd): New.
+	(OTI_vec_widen_smult_even, OTI_vec_widen_smult_odd): New.
+	(vec_widen_umult_even_optab, vec_widen_umult_odd_optab): New.
+	(vec_widen_smult_even_optab, vec_widen_smult_odd_optab): New.
+	* genopinit.c (optabs): Initialize them.
+	* doc/md.texi: Document them.
+
+2012-07-10  Dehao Chen  <dehao@google.com>
+
+	* tree.h (phi_arg_d): New field.
+	* tree-flow-inline.h (gimple_phi_arg_block): New function.
+	(gimple_phi_arg_block_from_edge): New function.
+	(gimple_phi_arg_set_block): New function.
+	(gimple_phi_arg_has_block): New function.
+	(redirect_edge_var_map_block): New function.
+	* tree-flow.h (_edge_var_map): New field.
+	* tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
+	* tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
+	redirect_edge_var_map_add.
+	* tree-outof-ssa.c (_elim_graph): New field.
+	(insert_partition_copy_on_edge): New parameter.
+	(insert_value_copy_on_edge): New parameter.
+	(insert_rtx_to_part_on_edge): New parameter.
+	(insert_part_to_rtx_on_edge): New parameter.
+	(elim_graph_add_edge): New parameter.
+	(elim_graph_remove_succ_edge): New parameter.
+	(FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
+	(FOR_EACH_ELIM_GRAPH_PRED): New parameter.
+	(new_elim_graph): Add block debug info.
+	(clear_elim_graph): Likewise.
+	(delete_elim_graph): Likewise.
+	(elim_graph_add_node): Likewise.
+	(elim_graph_add_edge): Likewise.
+	(elim_graph_remove_succ_edge): Likewise.
+	(eliminate_build): Likewise.
+	(elim_forward): Likewise.
+	(elim_unvisited_predecessor): Likewise.
+	(elim_backward): Likewise.
+	(elim_create): Likewise.
+	(eliminate_phi): Likewise.
+	(insert_backedge_copies): Likewise.
+	* tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
+	add_phi_arg.
+	(rewrite_add_phi_arguments): Likewise.
+	* tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
+	* tree-ssa-tail-merge.c (replace_block_by): Likewise.
+	* tree-ssa-threadupdate.c (copy_phi_args): Likewise.
+	* tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
+	* tree-ssa-loop-manip.c (create_iv): Likewise.
+	(add_exit_phis_edge): Likewise.
+	(split_loop_exit_edge): Likewise.
+	(copy_phi_node_args): Likewise.
+	(tree_transform_and_unroll_loop): Likewise.
+	* value-prof.c (gimple_ic): Likewise.
+	(gimple_stringop_fixed_value): Likewise.
+	* tree-tailcall.c (add_successor_phi_arg): Likewise.
+	(eliminate_tail_call): Likewise.
+	(create_tailcall_accumulator): Likewise.
+	(tree_optimize_tail_calls_1): Likewise.
+	* tree-phinodes.c (add_phi_arg): Likewise.
+	(make_phi_node): Likewise.
+	(resize_phi_node): Likewise.
+	(remove_phi_arg_num): Likewise.
+	* omp-low.c (expand_parallel_call): Likewise.
+	(expand_omp_for_static_chunk): Likewise.
+	* tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
+	Likewise.
+	(slpeel_update_phi_nodes_for_guard1): Likewise.
+	(slpeel_update_phi_nodes_for_guard2): Likewise.
+	(slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
+	(set_prologue_iterations): Likewise.
+	(slpeel_tree_peel_loop_to_edge): Likewise.
+	(vect_loop_versioning): Likewise.
+	* tree-parloops.c (create_phi_for_local_result): Likewise.
+	(transform_to_exit_first_loop): Likewise.
+	(create_parallel_loop): Likewise.
+	* ipa-split.c (split_function): Likewise.
+	* tree-vect-loop.c (get_initial_def_for_induction): Likewise.
+	(vect_create_epilog_for_reduction): Likewise.
+	* tree-vect-data-refs.c (vect_setup_realignment): Likewise.
+	* graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
+	* tree-ssa-phiopt.c (cond_store_replacement): Likewise.
+	(cond_if_else_store_replacement_1): Likewise.
+	* tree-cfgcleanup.c (remove_forwarder_block): Likewise.
+	(remove_forwarder_block_with_phi): Likewise.
+	* tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
+	* tree-predcom.c (initialize_root_vars): Likewise.
+	(initialize_root_vars_lm): Likewise.
+	* sese.c (sese_add_exit_phis_edge): Likewise.
+	* tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
+	* tree-ssa.c (flush_pending_stmts): Likewise.
+	(redirect_edge_var_map_add): Likewise.
+	(ssa_redirect_edge): Likewise.
+	* gimple-streamer-in.c (input_phi): Likewise.
+	* tree-vect-stmts.c (vectorizable_load): Likewise.
+	* tree-inline.c (copy_phis_for_bb): Likewise.
+	* tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
+	* tree-switch-conversion.c (fix_phi_nodes): Likewise.
+	* tree-cfg.c (reinstall_phi_args): Likewise.
+	(gimple_make_forwarder_block): Likewise.
+	(add_phi_args_after_copy_edge): Likewise.
+	(gimple_duplicate_sese_tail): Likewise.
+
+2012-07-09  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/53886
+	* config/sh/sh.c (sequence_insn_p): New function.
+	(find_barrier, sh_insn_length_adjustment): Use it.
+
+2012-07-09  Iain Sandoe  <iain@codesourcery.com>
+
+	PR target/53283
+	* config/i386/i386.c (ix86_fold_builtin): Call SUBTARGET_FOLD_BUILTIN
+	if defined.
+	* config/darwin.h: Rename TARGET_FOLD_BUILTIN to
+	SUBTARGET_FOLD_BUILTIN.
+	* config/rs6000/darwin.h: Map TARGET_FOLD_BUILTIN onto
+	SUBTARGET_FOLD_BUILTIN.
+
+2012-07-09  Iain Sandoe  <iain@codesourcery.com>
+
+	* config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Move NeXT
+	runtime exceptions model setting from here ...
+	* config/darwin.c (darwin_override_options): ... to here.
+
+2012-07-09  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR tree-optimization/53887
+	* tree-cfg.c (group_case_labels_stmt): Make non-static.
+	* tree-flow.h (group_case_labels_stmt): Add prototype.
+	* tree-switch-conversion.c (process_switch): Use group_case_labels_stmt
+	to pre-process every switch.
+
+2012-07-09  Jason Merrill  <jason@redhat.com>
+
+	PR c++/53882
+	* tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
+	(type_hash_eq): Likewise.
+
+2012-07-09  Tom de Vries  <tom@codesourcery.com>
+	    Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-ccp.c (optimize_unreachable): New function.
+	(execute_fold_all_builtins): Use optimize_unreachable to optimize
+	BUILT_IN_UNREACHABLE.  Don't optimize after BUILT_IN_UNREACHABLE.
+
+2012-07-09  Richard Guenther  <rguenther@suse.de>
+
+	PR bootstrap/53898
+	* graphite-optimize-isl.c: Make sure CU is not empty.
+
+2012-07-09  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* gensupport.c (init_rtx_reader_args_cb): Start counting code
+	generating patterns from 1 to free up 0 for CODE_FOR_nothing.
+	* gencodes.c (main): Give CODE_FOR_nothing the value 0.  Add
+	the LAST_INSN_CODE marker at the end.
+	* genoutput.c (nothing): New static struct data.
+	(idata): Initialize to &nothing.
+	(idata_end): Initialize to &nothing.next.
+	(init_insn_for_nothing): New function to create dummy 'nothing' insn.
+	(main): Use it.
+	* genpeep.c (insn_code_number): Remove global variable.
+	(gen_peephole): Take it as an argument instead.
+	(main): Take insn_code_number from read_md_rtx.
+	* optabs.h: Revert r161809:
+	(optab_handlers): Change type of insn_code back to insn_code.
+	(optab_handler, widening_optab_handler, set_optab_handler,
+	set_widening_optab_handler, convert_optab_handler,
+	set_convert_optab_handler, direct_optab_handler,
+	set_direct_optab_handler): Remove int casts.
+	Revert to treating the insn_code field as "insn_code".
+
+2012-07-08  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.md (*return_i): Move trap_exit attribute check to ...
+	* config/sh/sh.c (sh_cfun_trap_exit_p): ... this new function.
+	* config/sh/sh-protos.h: Declare it.
+
+2012-07-08  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* mcf.c: Do not include tm.h, tree.h, and langhooks.h.
+	(dump_fixup_graph): Use current_function_name.
+	(adjust_cfg_counts): Likewise.
+	* ira-conflicts.c: Do not include tree.h.
+	(ira_build_conflicts): Use REG_USERVAR_P instead of DECL_ARTIFICIAL.
+
+2012-07-08  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/51244
+	* config/sh/sh.md (*branch_true_eq, *branch_false_ne, nott): New insns.
+
+2012-07-08  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* basic-block.h: Re-group most prototypes per file.
+	(struct edge_list): Remove num_blocks field.
+	(dump_bb_info): Adjust prototypes.
+	(dump_reg_info): Move prototype to regs.h.
+	* function.h: Do not include tree.h.
+	Include vec.h, vecir.h, input.h and machmode.h to compensate.
+	(function_name): New prototype.
+	* gimple.h: Include tree.h to compensate for basic-block.h change.
+	* langhooks.h: Note that tree.h is only necessary for enum tree_code.
+	* regs.h (dump_reg_info): Prototype here.
+	* regset.h: Adjust file reference in comment.
+	(debug_regset): Remove prototype.
+	* rtl.h: Include flags.h for flag_var_tracking_assignments.
+	(MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments
+	instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS.
+	(dump_reg_info, dump_flow_info): Remove prototypes.
+	* bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c
+	to here, the only user.  Make static.
+	(reorder_basic_blocks): Call dump_reg_info before dump_flow_info.
+	* cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h,
+	flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h,
+	tree-pass.h, cfgloop.h, and tree-flow.h.
+	Include basic-block.h, the first header I'd expect to be included.
+	(reg_obstack): Move to df-core.c.
+	(free_edge): Remove bogus ATTRIBUTE_UNUSED.
+	(remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear.
+	(redirect_edge_succ_nodup): Move to cfghooks.c.
+	(dump_regset, debug_regset): Move to df-core.c.
+	(dump_bb_info): Move to cfgrtl.c.
+	(dump_reg_info): Move to regstat.c.
+	(dump_flow_info): Move to cfgrtl.c.
+	(debug_flow_info): Likewise.
+	(dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense.
+	* cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h,
+	insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h.
+	(flow_active_insn_p, forwarder_block_p, can_fallthru,
+	could_fall_through): Move to cfgrtl.c.
+	(set_edge_can_fallthru_flag): Moved to bb-reorder.c.
+	(create_edge_list): Do not set edge_list's removed num_blocks.
+	(print_edge_list): Look at n_basic_blocks instead of num_blocks.
+	(flow_nodes_print): Remove.
+	(flow_edge_list_print): Remove.
+	(inverted_post_order_compute): Use FOR_ALL_BB.
+	* cfgrtl.c (dump_flow_info): Moved from cfg.c.
+	Do not call dump_reg_info.
+	(debug_flow_info): Moved from cfg.c
+	(dump_bb_info): Moved from cfg.c.  Take 'verbose' argument
+	to avoid looking at TDF_* flags from tree-pass.h.
+	(flow_active_insn_p, forwarder_block_p, can_fallthru,
+	could_fall_through): Moved from cfganal.c.
+	(print_rtl_with_bb): Adjust dump_bb_info calls.
+	* cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c.
+	(remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE.
+	(cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS.
+	* cselib.c: Include tree.h with a FIXME.
+	* df-core.c (reg_obstack): Moved from cfg.c.
+	(dump_regset): Likewise.
+	(debug_regset): Likewise.  Make a DEBUG_FUNCTION.
+	* final.c (compute_alignments): Call dump_reg_info before
+	dump_flow_info.
+	* function.c (function_name): New function.
+	(current_function_name): Use it.
+	* ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before
+	dump_flow_info.
+	* ira-conflicts.c: Include tree.h with a note.
+	* regstat.c (dump_reg_info): Moved here from cfg.c.
+	* loop-init.c: Include regs.h instead of hard-reg-set.h.
+	(rtl_loop_init): Call dump_reg_info before dump_flow_info.
+	(rtl_loop_done): Likewise.
+	* mcf.c: Include tree.h before langhooks.h.
+	* predict.c (maybe_hot_count_p): Assert we have cfun.
+	(probably_never_executed_bb_p): Likewise.
+	* profile.c (compute_branch_probabilities): Use gimple_dump_cfg
+	instead of dump_flow_info.
+	* sched-deps.c: Include tree.h with a FIXME.
+	(call_may_noreturn_p): Add FIXME note why this function has to
+	look at function decls instead of function decl flags.
+	* sched-vis.c: Include tree.h with a FIXME.
+	(print_rtl_slim): Adjust dump_bb_info uses.
+	* statistics.c (statistics_fini_pass_2): Use current_function_name
+	to avoid including tree.h.
+	(statistics_counter_event): Use function_name for the same reason.
+	(statistics_histogram_event): Likewise.
+	* tracer.c (tracer): Remove bogus gcc_assert.  Use brief_dump_cfg
+	instead of dump_flow_info.
+	* var-tracking.c (variable_tracking_main_1): Call dump_reg_info
+	before dump_flow_info.
+	* doc/cfg.texi: Update CFG documentation.
+	* Makefile.in (RTL_H): Depend on FLAGS_H.
+	(GIMPLE_H): Depend on TREE_H.
+	(FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H,
+	but no longer on TREE_H.
+	(C_COMMON_H): Depend on TREE_H.
+	(cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o,
+	sched-deps.o, sched-vis.o): Fixup dependencies.
+
+2012-07-08  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* alias.h: Do not include coretypes.h in header files.
+	* cppbuiltin.h: Likewise.
+	* double-int.h: Likewise.
+	* gimple-fold.h: Likewise.
+	* flags.h: Likewise.
+	* tree-ssa-alias.h: Likewise.
+	* gengtype.h (obstack_chunk_alloc, obstack_chunk_free,
+	OBSTACK_CHUNK_SIZE): Define here to avoid dependency on coretypes.h.
+	* Makefile.in (RTL_BASE_H): Depend on coretypes.h.
+	(TREE_H): Likewise.
+	(ALIAS_H): Do not depend on coretypes.h.
+	(FLAGS_H): Likewise.
+	(realmpfr.o): Depend on coretypes.h.
+
+2012-07-08  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* Makefile.in (gengtype-lex.o, gengtype-parse.o, gengtype-state.o,
+	gengtype.o): Add -DGENERATOR_FILE manually for host gengtype objects.
+
+2012-07-07  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
+	(TARGET_FPA): Delete definition.
+	(TARGET_MAVERICK): Likewise.
+	(TARGET_FPA_EMU2): Likewise.
+	(arm_fp_model): Remove FPA and Maverick models.
+	(arm_arch_cirrus): Delete declaration.
+	(FLOAT_WORDS_BIG_ENDIAN): Delete definition.
+	(FIXED_REGISTERS): Remove FPA and Maverick support.  Reorganize.
+	(CALL_USED_REGISTERS): Likewise.
+	(FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
+	(FIRST_VFP_REGNUM): Renumbered.
+	(D7_VFP_REGNUM): Chain definition.
+	(LAST_LO_VFP_REGNUM): Likewise.
+	(FIRST_HI_VFP_REGNUM): Likewise.
+	(LAST_HI_VFP_REGNUM): Likewise.
+	(FIRST_IWMMXT_GR_REGNUM): Likewise.
+	(LAST_IWMMXT_GR_REGNUM): Likewise.
+	(FIRST_IWMMXT_REGNUM): Likewise.
+	(LAST_IWMMXT_REGNUM): Likewise.
+	(FRAME_POINTER_REGNUM): Renumbered.
+	(ARG_POINTER_REGNUM): Renumbered.
+	(FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
+	(FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
+	(HARD_REGNO_REGNUM): Remove FPA support.
+	(REG_ALLOC_ORDER): Remove FPA and Maverick registers.  Reorganize.
+	(reg_class): Likewise.
+	(REG_CLASS_NAMES): Likewise.
+	(REG_CLASS_CONTENTS): Likewise.
+	(CANNOT_CHANGE_MODE_CLASS): Never true.  Update comment.
+	(SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
+	(CLASS_MAX_NREGS): Remove FPA and Maverick support.
+	* aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
+	Reorganize.  Use AAPCS preferred names.
+	(ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick.  Update
+	comments.
+	(OVERLAPPING_REGISTER_NAMES): Update register numbering.
+	* arm.c (FL_CIRRUS): Delete definition.
+	(arm_arch_cirrus): Delete variable.
+	(arm_float_words_big_endian): Delete function.
+	(cirrus_memory_offset): Delete function.
+	(output_mov_long_double_fpa_from_arm): Delete function.
+	(output_mov_long_double_arm_from_fpa): Delete function.
+	(output_mov_double_fpa_from_arm): Delete function.
+	(output_mov_double_arm_from_fpa): Delete function.
+	(emit_sfm): Delete function.
+	(maybe_get_arm_condition_code): Update comment.
+	(arm_file_start): Always use softvfp for softfloat systems.
+	(thumb_core_reg_alloc_order): Adjust for updated register allocation.
+	(arm_option_override): Remove FPA and Maverick support.  Always
+	default to vfp as the fallback FPU format.
+	(use_return_insn): Remove FPA support.
+	(arm_get_frame_offsets): Likewise.
+	(arm_save_coproc_regs): Likewise.
+	(arm_canonicalize_comparison): Remove Maverick support.
+	(arm_select_cc_mode): Likewise.
+	(arm_gen_compare_reg): Likewise.
+	(arm_print_operand): Likewise.
+	(arm_libcall_value_1): Remove FPA and Maverick support.
+	(arm_function_value_regno_p): Likewise.
+	(arm_apply_result_size): Likewise.
+	(arm_legitimate_index_p): Likewise.
+	(thumb2_legitimate_index_p): Likewise.
+	(legitimize_reload_address): Likewise.
+	(arm_register_move_cost): Likewise.
+	(arm_hard_regno_mode_ok): Likewise.
+	(arm_regno_class): Likewise.
+	(arm_dbx_register_number): Likewise.
+	(arm_emit_unwind_sequence): Likewise.
+	(arm_conditional_register_usage): Likewise.
+	* arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
+	(cirrus_memory_offset): Likewise.
+	(output_move_long_double_fpa_from_arm): Likewise.
+	(output_move_long_double_arm_from_fpa): Likewise.
+	(output_move_double_fpa_from_arm): Likewise.
+	(output_move_double_arm_from_fpa): Likewise.
+	(arm_float_words_big_endian): Likewise.
+	* arm.md (CC_REGNUM): Renumbered.
+	(VFPCC_REGNUM): Moved here.  Renumbered.
+	(FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
+	(attr fpu): Remove FPA and Maverick support.
+	* vfp.md (VFPCC_REGNUM): Delete.  Moved to arm.md.
+	* arm-cores.def (ep9312): Remove Maverick support.
+	* arm-arches.def (ep9312): Delete architecture.
+	* arm-tables.opt: Regenerated.
+
+	* arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
+
+2012-07-07  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR tree-optimization/53881
+	* tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
+	comparing labels to establish uniqueness of a switch case target,
+	use the CFG instead.
+
+2012-07-07  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	* combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
+	due to negative shift amount.
+
+2012-07-07  Hans-Peter Nilsson  <hp@axis.com>
+
+	Fix configure test for "stack protector support in target C library".
+	* configure.ac (test_prefix, test_exec_prefix): Move setting from
+	inside sysroot handling to before and outside it.
+	* configure: Regenerate.
+
+2012-07-06  Kai Tietz  <ktietz@redhat.com>
+
+	PR bootstrap/52947
+	* config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
+	as "/mingw/include".
+
+2012-07-06  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/53820
+	* var-tracking.c (vt_add_function_parameter): Convert
+	internal_arg_pointer into arg_pointer-based address even
+	without DRAP.
+
+2012-07-06  Alexandre Oilva  <aoliva@redhat.com>
+
+	PR rtl-optimization/53827
+	PR debug/53671
+	PR debug/49888
+	* alias.c (memrefs_conflict_p): Adjust offset and size by the
+	same amount for alignment ANDs.
+
+2012-07-06  Tom de Vries  <tom@codesourcery.com>
+
+	PR tree-optimization/51879
+	* tree-ssa-sccvn.c (copy_reference_ops_from_call)
+	(visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
+	(visit_use): Also call visit_reference_op_call for calls with a vdef.
+
+2012-07-06  Tom de Vries  <tom@codesourcery.com>
+
+	PR tree-optimization/52009
+	* tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
+	value numbers of gimple_vdef.
+	* tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
+	prototype.
+	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
+	(vn_reference_insert): Add and handle vdef parameter.
+	(visit_reference_op_load): Add argument to vn_reference_insert call.
+	(visit_reference_op_store): Find value number of vdef of store.  Insert
+	value number of vdef of store.
+
+2012-07-06  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (simple lea to add peephole): Also transform
+	RTXes where second PLUS operand matches output.
+
+2012-07-06  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (construct_plt_address): Make static.
+	* config/i386/i386-protos.h (construct_plt_address): Remove.
+
+2012-07-06  Nick Clifton  <nickc@redhat.com>
+
+	* config/mn10300/mn10300.c (mn10300_encode_section_info): Call
+	default_encode_section_info.
+
+2012-07-06  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/53853
+	* config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
+	emit PIC sequence for fnaddr symbol reference in advance.
+
+2012-07-06  Eric Botcazou  <ebotcazou@adacore.com>
+
+	Revert
+	2012-06-14  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* dwarf2out.c (function_possibly_abstracted_p): New static function.
+	(gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
+	cgraph_function_possibly_inlined_p.
+	(gen_inlined_subroutine_die): Return if the origin is to be ignored.
+	(process_scope_var): Do not emit concrete instances of abstracted
+	nested functions from here.
+	(gen_decl_die): Emit the abstract instance if the function is possibly
+	abstracted and not only possibly inlined.
+	(dwarf2out_finish): Find the first non-abstract parent instance and
+	attach concrete instances on the limbo list to it.
+
+2012-07-05  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+	    Julian Brown  <julian@codesourcery.com>
+
+	PR target/48941
+	PR target/51980
+	* config/arm/neon-gen.ml (return_by_ptr): Delete.
+	(print_function): Handle empty strings.
+	(return): Delete use of return_by_ptr.
+	(mask_shape_for_shuffle): New function.
+	(mask_elems): Likewise.
+	(shuffle_fn): Likewise.
+	(params): Simplify and remove use of return_by_ptr.
+	(get_shuffle): New function.
+	(print_variant): Update.
+	* config/arm/neon.ml (rev_elems): New function.
+	(permute_range): Likewise.
+	(zip_range): Likewise.
+	(uzip_range): Likewise.
+	(trn_range): Likewise.
+	(zip_elems): Likewise.
+	(uzip_elems): Likewise.
+	(trn_elems): Likewise.
+	(features): New enumeration Use_shuffle. Delete ReturnPtr.
+	(pf_su_8_16): New.
+	(suf_32): New.
+	(ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
+	* config/arm/arm_neon.h: Regenerate.
+
+2012-07-05  Richard Guenther  <rguenther@suse.de>
+
+	* tree-pretty-print.c (dump_generic_node): Properly test
+	the result of exact_log2.
+
+2012-07-05  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config/s390/s390-protos.h (s390_expand_movmem)
+	(s390_expand_cmpmem): Add return value.
+	* config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
+	Return FALSE to use the library function in some cases.
+	* config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
+	helper functions.
+
+2012-07-05  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config.gcc: Enable ifunc attribute by default on s390 and s390x.
+
+2012-07-05  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
+	* stmt.c (dump_case_nodes): New.
+	(expand_case): Split out code generation parts into new functions.
+	(expand_switch_as_decision_tree_p): Split out from expand_case.
+	(emit_case_decision_tree): Likewise.
+	(emit_case_dispatch_table): Likewise.
+
+2012-07-05  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
+
+	* config/arm/iterators.md (SDF): New mode iterator.
+	(V_if_elem): Add support for SF and DF modes.
+	(V_reg): Likewise.
+	(F_constraint): New mode iterator attribute.
+	(F_fma_type): Likewise.
+	config/arm/vfp.md (fma<SDF:mode>4): New pattern.
+	(*fmsub<SDF:mode>4): Likewise.
+	(*fmnsub<SDF:mode>4): Likewise.
+	(*fmnadd<SDF:mode>4): Likewise.
+
+2012-07-04  Uros Bizjak  <ubizjak@gmail.com>
+
+	* expmed.c (expand_mult): Initialize coeff and is_neg.
+
+2012-07-04  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/predicates.md (zero_extend_operand): New predicate.
+	* config/sh/sh.md (zero_extendhisi2): Simplify by using new
+	zero_extend_operand predicate.
+	(zero_extendqisi2): Likewise.
+
+2012-07-04  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR middle-end/53321
+	* ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
+	to not call cgraph_propagate_frequency if something was changed.
+
+2012-07-04  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/53433
+	* gimple-fold.c (get_base_constructor): Do not return an
+	error_mark_node DECL_INITIAL.
+
+2012-07-04  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53844
+	* tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
+	the loop virtual PHI.
+
+2012-07-04  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53849
+	* tree-cfg.c (move_stmt_op): Only call add_referenced_var
+	for duplicated locals.  Use add_referenced_var_1 to avoid
+	pushing/popping cfun.
+
+2012-07-04  Kai Tietz  <ktietz@redhat.com>
+
+	* config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
+	* config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
+	prototype.
+	* config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
+	as i386_pe_reloc_rw_mask.
+
+2012-07-04  Richard Guenther  <rguenther@suse.de>
+
+	* tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
+	as in free_lang_data_in_type.
+
+2012-07-04  Tobias Grosser <tobias@grosser.es>
+	    Michael Matz  <matz@suse.de>
+
+	* Makefile.in (OBJS): Add graphite-optimize-isl.o.
+	(graphite-optimize-isl.o): Add dependencies.
+	* common.opt (floop-nest-optimize): New flag.
+	* doc/invoke.texi (floop-nest-optimize): Document.
+	* graphite-dependences.c (compute_deps): Export.
+	* graphite-poly.h (compute_deps): Declare.
+	* graphite-optimize-isl.c: New file.
+	* graphite-poly.c (apply_poly_transforms): Run the loop
+	nest optimizer.
+	* tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
+	if -floop-nest-optimize is enabled.
+
+2012-07-03  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/predicates.md (logical_and_operand): New predicate.
+	* config/sh/constraints.md (Jmb, Jmw): New constraints.
+	* config/sh/sh.md (andsi3): Move expander above insns.  Add handling
+	of 0xFFFF constant.  Use logical_and_operand predicate and
+	satisfies_constraint_Jmb, satisfies_constraint_Jmw.
+	(*andsi3_compact): Make it an insn_and_split.  Use
+	logical_and_operand predicate.  Add Jmb,Jmw alternatives.
+
+2012-07-03  Jason Merrill  <jason@redhat.com>
+
+	PR c++/53826
+	* tree.c (build_zero_cst): Handle NULLPTR_TYPE.
+
+2012-07-03  Nick Clifton  <nickc@redhat.com>
+
+	* config/mep/mep.c (mep_reorg_regmove): Use
+	next_nonnote_non_debug_insn to advance to the next insn.  Do not
+	expect delete_insn to return an rtx.
+
+2012-07-03  Richard Guenther  <rguenther@suse.de>
+
+	* doc/install.texi (CLooG): Clarify how CLooG needs to be
+	configured and that it needs to be built against ISL 0.10.
+
+2012-07-03  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_option_override_internal): Fix wrong
+	code model string in the error message.
+
+2012-07-03  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/53811
+	* config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
+	sibcall_insn_operand.  Move it to a temporary register if not.
+
+2012-07-03  Andreas Schwab  <schwab@linux-m68k.org>
+
+	PR target/28896
+	* config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
+	if !TARGET_68020.
+
+2012-07-03  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
+
+2012-07-03  Roland McGrath  <mcgrathr@google.com>
+
+	* configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
+	assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
+	* configure: Regenerated.
+	* config/i386/i386.md (simple_return_internal_long): Use %;
+	(ctz<mode>2): Likewise.
+	(*pause): Likewise.
+
+2012-07-02  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/51244
+	* config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
+	predicates.
+	* config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
+	* config/sh/sh.c (get_t_reg_rtx): New function.  Use it when invoking
+	gen_branch_true and gen_branch_false.
+	* config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
+	gen_branch_false.
+	(branch_true, branch_false): Use t_reg_operand predicate.
+	(*branch_true, *branch_false): Delete.
+	(movt): Use t_reg_operand predicate.
+	(*negnegt): Use negt_reg_operand predicate and fold little and big
+	endian variants.
+	(*movtt): Use t_reg_operand and fold little and big endian variants.
+	(*movt_qi): Delete.
+
+2012-07-02  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* stmt.c (emit_case_bit_tests): Remove.
+	(expand_case): Remove expand_switch_using_bit_tests_p code.
+	* tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
+	(MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
+	(lshift_cheap_p): Likewise.
+	(expand_switch_using_bit_tests_p): Likewise.
+	(struct case_bit_test): Likewise.
+	(case_bit_test_cmp): Likewise.
+	(emit_case_bit_tests): New implementation for GIMPLE.
+	(gen_inbound_check): Do not release post-dominator info here.
+	(process_switch): Reorder code.  Expand as bit tests if it
+	looks like a win.
+	(do_switchconv): Release post-dominator info here if something changed.
+	(struct gimple_opt_pass): Verify more.
+	* tree.h (expand_switch_using_bit_tests_p): Remove prototype.
+
+2012-07-02  Martin Jambor  <mjambor@suse.cz>
+
+	PR middle-end/38474
+	* ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
+	dynamic type change check.
+
+2012-07-02  Richard Guenther  <rguenther@suse.de>
+	    Michael Matz  <matz@suse.de>
+	    Tobias Grosser <tobias@grosser.es>
+	    Sebastian Pop <sebpop@gmail.com>
+
+	* Makefile.in: Remove PPL flags in favor of ISL ones.
+	(BACKENDLIBS): Remove PPL libs.
+	(INCLUDES): Remove PPL includes in favor of ISL ones.
+	(graphite-clast-to-gimple.o): Remove graphite-dependences.h and
+	graphite-cloog-compat.h dependencies.
+	(graphite-dependences.o): Likewise.
+	(graphite-poly.o): Likewise.
+	* configure.ac: Declare ISL vars instead of PPL ones.
+	* configure: Regenerated.
+	* doc/install.texi: Replace PPL requirement documentation with ISL one.
+	* graphite-blocking.c: Remove PPL code, add ISL equivalent.
+	* graphite-clast-to-gimple.c: Likewise.
+	* graphite-dependences.c: Likewise.
+	* graphite-interchange.c: Likewise.
+	* graphite-poly.h: Likewise.
+	* graphite-poly.c: Likewise.
+	* graphite-sese-to-poly.c: Likewise.
+	* graphite.c: Likewise.
+	* graphite-scop-detection.c: Re-arrange includes.
+	* graphite-cloog-util.c: Remove.
+	* graphite-cloog-util.h: Likewise.
+	* graphite-ppl.h: Likewise.
+	* graphite-ppl.c: Likewise.
+	* graphite-dependences.h: Likewise.
+
+2012-07-02  Richard Guenther  <rguenther@suse.de>
+
+	Merge from graphite branch
+	2011-07-21  Tobias Grosser  <tobias@grosser.es>
+
+	* Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
+	Remove graphite-cloog-util.h.
+	* graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
+	build_iv_mapping, translate_clast_user, translate_clast,
+	free_scattering, initialize_cloog_names, build_cloog_prog,
+	create_params_index): Do not use old compatibility functions.
+	(clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
+	* graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
+	compatibility functions.
+	(new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
+	cloog.
+	* graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
+	* graphite.c (graphite.c): Do not call outdated cloog_initialize() and
+	cloog_finalize().
+	* graphite-cloog-compat.h: Remove.
+
+	2011-08-09  Tobias Grosser <tobias@grosser.es>
+
+	* graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
+	of the string, no just a reference.
+	(clast_name_index): Add a new field, that specifies if we need to free
+	the name.
+	(free_clast_name_index): If necessary, free the name string.
+	(clast_name_index_elt_info): Calculate the hash based on the string
+	content, not the memory location it is stored in.
+	(clast_name_to_level): Specify that we do not need to free the name.
+	(clast_name_to_index): Dito.
+	(clast_name_to_lb_ub): Dito.
+	(eq_clast_name_indexes): Compare the strings, not their base pointers.
+	(free_scattering): Removed.
+	(initialize_cloog_names): Renamed to add_names_to_union_domain().
+	(add_names_to_union_domain): Changed to work on a union_domain,
+	instead of a CloogNames structure.
+	(build_cloog_prog): Removed.
+	(build_cloog_union_domain): New.
+	(generate_cloog_input): New.
+	(scop_to_clast): Use CloogInput instead of CloogProgram.
+	(print_generated_program): Adapt to new scop_to_clast() and do not
+	print the CloogProgram any more.
+	(create_params_index): Removed, functionality integrated in
+	add_names_to_union_domain().
+	(gloog): Adapt to new scop_to_clast().
+	* graphite-clast-to-gimple.h (scop_to_clast): Remove.
+
+	2012-01-11  Tobias Grosser <tobias@grosser.es>
+
+	* graphite-clast-to-gimple.c (clast_name_to_index,
+	clast_name_to_lb_ub, clast_name_to_gcc): Change types.
+	(clast_to_gcc_expression): Add clast_expr_name as a new
+	case. Do not assume a clast_expr_term points always to a
+	clast_expr_name.
+	(type_for_clast_term): Do not assume a clast_expr_term points always to
+	a clast_expr_name.
+	(type_for_clast_name): New.
+	(type_for_clast_expr): Add clast_expr_name as a new case.
+
+	2011-08-03  Sebastian Pop <sebpop@gmail.com>
+
+	* graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
+	new_Cloog_Scattering_from_ppl_Polyhedron,
+	new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
+
+2012-07-02  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/53645
+	* tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
+	instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
+
+2012-07-01  Wei Guozhi  <carrot@google.com>
+
+	PR target/53447
+	* config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
+	* config/arm/arm.c (const_ok_for_dimode_op): New function.
+	* config/arm/constraints.md (Dd): New constraint.
+	* config/arm/predicates.md (arm_adddi_operand): New predicate.
+	* config/arm/arm.md (adddi3): Extend it to handle constants.
+	(arm_adddi3): Likewise.
+	(addsi3_carryin_<optab>): Extend it to handle sbc case.
+	(addsi3_carryin_alt2_<optab>): Likewise.
+	* config/arm/neon.md (adddi3_neon): Extend it to handle constants.
+
+2012-06-30  Nathan Sidwell  <nathan@acm.org>
+
+	* coverage.c (bbg_file_stamp): New.
+	(read_counts_file): Merge incoming stamp with bbg_file_stamp.
+	(build_info): Write bbg_file_stamp.
+	(coverage_init): Initialize bbg_file_stamp.  Read counts file
+	before writing graph header.
+	(coverage_finish): Don't unlink the data file if we can generate a
+	unique file stamp.
+	* tree.h (crc32_unsigned): Declare.
+	* tree.c (crc32_unsigned_bits): New, broken out of ...
+	(crc32_byte): ... here.  Use it.
+	(crc32_unsigned): New.
+
+2012-06-29  Cary Coutant  <ccoutant@google.com>
+
+	* dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
+	(gen_subprogram_die): Don't add pubname if want_pubnames is false.
+	(gen_variable_die): Likewise.
+	(gen_namespace_die): Likewise.
+
+2012-06-29  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree-eh.c (lower_try_finally_switch): Really put the location of the
+	last statement of the finally block onto the switch.
+
+2012-06-29  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/53539
+	* config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
+	TARGET_LP64.
+
+2012-06-29  Sterling Augustine  <saugustine@google.com>
+
+	* dwarf2out.c (add_pubname): Add comment.
+	(add_pubtype): Fix indentation.
+	(gen_enumeration_type_die): Likewise.
+
+2012-06-29  Jakub Jelinek  <jakub@redhat.com>
+
+	* tree-vect-generic.c (expand_vector_divmod): For even/odd
+	widening multiply, put even always as first argument to VEC_PERM_EXPR.
+
+2012-06-29  Richard Henderson  <rth@redhat.com>
+
+	* tree-vect-generic.c: Include target.h.
+	(expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
+	* Makefile.in (tree-vect-generic.o): Update.
+
+2012-06-29  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* configure.ac: Remove special gtfiles case for C.
+	* configure: Regenerate.
+	* Makefile.in: Remove C front-end hooks and build hooks that
+	will be picked up from c/Make-lang.in now.
+	Add tree-mudflap to C_COMMON_OBJS.
+	* gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
+	* config/vms/vms.c: Look for c-tree.h in c/.
+	* doc/gty.texi: Remove reference to c-config-lang.in.
+	* doc/sourcebuild.texi: Document the c/ subdirectory.
+
+2012-06-29  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* system.h (CASE_USE_BIT_TESTS): Poison.
+	* stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
+	(expand_switch_using_bit_tests_p): ...here.
+	* doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
+	* doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
+
+2012-06-29  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* system.h (IFCVT_EXTRA_FIELDS): Poison.
+	(IFCVT_INIT_EXTRA_FIELDS): Poison.
+	* basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
+	* ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
+	IFCVT_INIT_EXTRA_FIELDS.
+	* gengtype-parse.c (struct_field_seq): Remove obsolete comment.
+	* config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
+	IFCVT_MACHDEP_INIT.
+	* config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
+	frv_ifcvt_machdep_init.
+	* doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
+	Remove documentation.
+	(IFCVT_MACHDEP_INIT): Document.
+	* doc/tm.texi: Regenerate.
+
+2012-06-29  Nick Clifton  <nickc@redhat.com>
+
+	* config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
+
+2012-06-29  Jakub Jelinek  <jakub@redhat.com>
+
+	* tree-vect-stmts.c (vectorizable_operation): Check both
+	VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
+	Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
+
+2012-06-28  Richard Henderson  <rth@redhat.com>
+
+	* doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
+
+2012-06-28  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/51581
+	* tree-vect-stmts.c (permute_vec_elements): Add forward decl.
+	(vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
+	also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
+	VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
+	* tree-vect-patterns.c (vect_recog_divmod_pattern): Use
+	MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
+
+	PR tree-optimization/53645
+	* tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
+	instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
+	if possible.
+
+2012-06-28  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR 53595
+	* config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
+	* config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
+	* config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
+	avr_hard_regno_call_part_clobbered.
+
+2012-06-28  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/53790
+	* expr.c (expand_expr_real_1): Verify if the type is complete
+	before inspecting its size.
+
+2012-06-28  Andreas Schwab  <schwab@linux-m68k.org>
+
+	* doc/include/gpl.texi: Remove.
+	* doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
+
+2012-06-28  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/53645
+	* tree-vect-generic.c (add_rshift): New function.
+	(expand_vector_divmod): New function.
+	(expand_vector_operation): Use it for vector integer
+	TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
+	* tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
+	unused lguup variable with dummy_int.
+
+2012-06-28  OLivier Hainque  <hainque@adacore.com>
+
+	* expr.c (convert_move): Latch mem integer inputs into a
+	register before expanding a multi-instructions sequence.
+
+2012-06-28  Alexandre Oliva  <aoliva@redhat.com>
+	    Uros Bizjak  <ubizjak@gmail.com>
+	    Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/53706
+	PR debug/47624
+	* var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
+	(vt_finalize): ... here instead, if needed.
+
+2012-06-28  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/53740
+	PR debug/52983
+	PR debug/48866
+	* dce.c (word_dce_process_block): Check whether inserting debug
+	temps are needed even for needed insns.
+	(dce_process_block): Likewise.
+	* df-problems.c (dead_debug_add): Add comment about multi-regs.
+	(dead_debug_insert_temp): Likewise.  Don't subreg when we're
+	setting fewer regs than a multi-reg requires.
+
+2012-06-27  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (alpha_dimode_u): New.
+	(alpha_init_builtins): Initialize it, and use it.
+	(alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
+	(alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
+	(alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
+	(alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
+	(alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
+	(alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
+	(alpha_fold_builtin_ctpop): Likewise.
+	(alpha_fold_builtin_umulh): Remove.
+	(alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
+	typo in MAX_ARGS check.
+
+2012-06-27  Richard Henderson  <rth@redhat.com>
+
+	* tree.def (MULT_HIGHPART_EXPR): New.
+	* cfgexpand.c (expand_debug_expr): Ignore it.
+	* expr.c (expand_expr_real_2): Handle it.
+	* fold-const.c (int_const_binop_1): Likewise.
+	* optabs.c (optab_for_tree_code): Likewise.
+	* tree-cfg.c (verify_gimple_assign_binary): Likewise.
+	* tree-inline.c (estimate_operator_cost): Likewise.
+	* tree-pretty-print.c (dump_generic_node): Likewise.
+	(op_code_prio, op_symbol_code): Likewise.
+	* tree.c (commutative_tree_code): Likewise.  Also handle
+	WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
+
+2012-06-27  Richard Henderson  <rth@redhat.com>
+
+	PR target/53749
+	* config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
+	in 2012-06-23 change.  Adjust two other DImode tests as well.
+
+2012-06-27  Nick Clifton  <nickc@redhat.com>
+
+	* config/rx/rx.md (comparesi3_extend): Remove = modifier from
+	input operand.
+
+2012-06-27  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/53676
+	* tree-chrec.c (chrec_convert_1): Represent truncation to
+	a type with undefined overflow as truncation to an unsigned
+	type converted to the type with undefined overflow.
+	* tree-scalar-evolution.c (interpret_rhs_expr): For computing
+	the scalar evolution of a truncated widened operation avoid
+	looking at the non-existing evolution of the widened operation
+	result.
+
+2012-06-27  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53774
+	* tree-ssa-reassoc.c (get_rank): All default defs have
+	precomputed rank.
+	(init_reassoc): Precompute rank for all SSA default defs.
+
+2012-06-27  Nick Clifton  <nickc@redhat.com>
+
+	* config/rx/rx.md (simple_return): Use the simple_return rtx.
+
+2012-06-26  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
+	and don't fall thru from standard_80387_constant_p to the memory
+	fallback.
+
+2012-06-26  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (bdesc_args): Update.  Change
+	IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
+	(IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
+	(ix86_builtin_mul_widen_even): Use it.
+	(ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
+	(ix86_expand_mul_widen_evenodd): Handle signed for sse2.
+	* config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
+	for all SSE2.
+	(vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
+	(vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise.  Relax from V124_AVX2.
+	(vec_widen_smult_even_v4si): New.
+
+2012-06-26  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
+	to expander; move guts to ...
+	* config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here.  Add
+	highparts before shifting up.
+	* config/i386/i386-protos.h: Update.
+
+2012-06-26  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
+	* defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
+	* config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
+
+2012-06-26  Alexandre Oliva  <aoliva@redhat.com>
+
+	* var-tracking.c (vt_add_function_parameter): Use a preserved
+	VALUE for the MEM address of an incoming parameter.
+
+2012-06-26  Sterling Augustine <saugustine@google.com>
+
+	* dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
+	(prune_unused_types): Likewise.
+
+2012-06-26  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
+	UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
+	* vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
+	UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
+	VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
+	VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
+	* config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
+	UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
+	* doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
+	documentation.
+	* doc/tm.texi: Regenerate.
+	* doc/cpp.texi: Make example for #error generic.
+	* config/frv/frv.h: Fix example text to match tm.texi.
+
+2012-06-26  Bill Schmidt  <wschmidt@linux.ibm.com>
+
+	* tree-pass.h (pass_strength_reduction): New decl.
+	* tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
+	(finalize_costs): Likewise.
+	* timevar.def (TV_TREE_SLSR): New timevar.
+	* gimple-ssa-strength-reduction.c: New.
+	* tree-flow.h (initialize_costs): New decl.
+	(finalize_costs): Likewise.
+	* Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
+	* passes.c (init_optimization_passes): Add pass_strength_reduction.
+
+2012-06-26  Matt Turner  <mattst88@gmail.com>
+
+	* doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
+	(__builtin_arm_tinsrh): Likewise.
+	(__builtin_arm_tinsrw): Likewise.
+	(__builtin_arm_wsadb): Add missing v2si parameter.
+	(__builtin_arm_wsadh): Likewise.
+	(__builtin_arm_getwcx): Delete.
+	(__builtin_arm_setwcx): Delete.
+	(__builtin_arm_getwcgr0): Add.
+	(__builtin_arm_getwcgr1): Add.
+	(__builtin_arm_getwcgr2): Add.
+	(__builtin_arm_getwcgr3): Add.
+	(__builtin_arm_setwcgr0): Add.
+	(__builtin_arm_setwcgr1): Add.
+	(__builtin_arm_setwcgr2): Add.
+	(__builtin_arm_setwcgr3): Add.
+
+2012-06-26  Richard Guenther  <rguenther@suse.de>
+
+	Revert
+	2012-06-21  Richard Guenther  <rguenther@suse.de>
+
+	* tree-inline.c (estimate_num_insns): Estimate call cost for
+	tailcalls properly.
+
+2012-06-26  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR other/33190
+	* doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
+	* doc/tm.texi: Regenerate.
+
+2012-06-26  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR other/33190
+	* config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
+	* config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
+	* doc/tm.texi.in: Remove documentation for unused target macros
+	ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
+	DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
+	REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
+	TARGET_NARROW_VOLATILE_BITFIELDS.
+	Document that MD_HANDLE_UNWABI is a macro in libgcc.
+	* doc/tm.texi: Regenerate.
+	* system.h: Poison target macros
+	ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
+	DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
+	REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
+	TARGET_NARROW_VOLATILE_BITFIELDS
+
+2012-06-26  Jan Hubicka  <jh@suse.cz>
+
+	PR lto/53572
+	* cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
+	used symbols.
+
+2012-06-26  Dehao Chen  <dehao@google.com>
+
+	* tree-inline.c: (expand_call_inline): Ensure that lexical block's
+	source location is consistant with the call stmt.
+
+2012-06-26  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	PR tree-optimization/53729
+	PR tree-optimization/53636
+	* tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
+	vect_verify_datarefs_alignment until after statements have
+	been marked as relevant/irrelevant.
+	* tree-vect-data-refs.c (vect_verify_datarefs_alignment):
+	Skip irrelevant statements.
+	(vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
+	instead of STMT_VINFO_RELEVANT.
+	(vect_get_data_access_cost): Do not check for supportable
+	alignment before calling vect_get_load_cost/vect_get_store_cost.
+	* tree-vect-stmts.c (vect_get_store_cost): Do not abort when
+	handling unsupported alignment.
+	(vect_get_load_cost): Likewise.
+
+2012-06-25  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
+	Do not define JMP_BUF_SIZE.
+
+2012-06-26  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/53748
+	* tree-ssa-phiopt.c (conditional_replacement): Only optimize
+	if arg0/arg1 have integral or pointer types.
+
+2012-06-25  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/sse.md (sse2_sse4_1): Remove code attr.
+	(<s>dot_prodv4si, <s>dot_prodv8si): Remove
+	(sdot_prodv4si): New; handle only XOP.
+
+2012-06-25  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
+	(V2UDI_FUNC_V4USI_V4USI): New.
+	(V4UDI_FUNC_V8USI_V8USI): New.
+	* config/i386/i386.c (ix86_expand_args_builtin): Handle them.
+	(IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
+	(IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
+	(IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
+	(IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
+	(IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
+	(IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
+	(bdesc_args): Add them.
+	(ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
+	(TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
+	(TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
+	(ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
+	* config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
+
+2012-06-25  Richard Henderson  <rth@redhat.com>
+
+	* config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
+
+2012-06-25  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
+	to V16QImode.
+	(ix86_expand_vec_interleave): New.
+	(ix86_expand_mul_widen_evenodd): New.
+	(ix86_expand_mul_widen_hilo): New.
+	(ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
+	* config/i386/i386.md (u_bool) New code attr.
+	* config/i386/predicates.md
+	(nonimmediate_or_const_vector_operand): Remove.
+	* config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
+	both AVX and SSE4_1.
+	(vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
+	(vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
+	(vec_widen<s>mult_hi_v8si): Remove.
+	(vec_widen<s>mult_lo_v8si): Remove.
+	(vec_widen_smult_hi_v4si): Remove.
+	(vec_widen_smult_lo_v4si): Remove.
+	(vec_widen_umult_hi_v4si): Remove.
+	(vec_widen_umult_lo_v4si): Remove.
+	(vec_widen_<s>mult_hi_<VI124_AVX2>): New.
+	(vec_widen_<s>mult_lo_<VI124_AVX2>): New.
+	* config/i386/i386-protos.h: Update.
+
+2012-06-25  Christophe Lyon  <christophe.lyon@st.com>
+
+	* config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
+	(neon_vld1_dup): Restrict to VQ operands.
+	(neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
+
+2012-06-25  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
+	    James Greenhalgh  <james.greenhalgh@arm.com>
+
+	* config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
+	(TARGET_FMA): New macro.
+	(TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
+	(TARGET_ARM_ARCH): Likewise.
+	(TARGET_ARM_ARCH_ISA_THUMB): Likewise.
+	(TARGET_V6M, TARGET_V7M): Likewise.
+	(TARGET_ARM_ARCH_PROFILE): Likewise.
+	(TARGET_ARM_FEATURE_LDREX): Likewise.
+	(TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
+	(ARM_MIN_ENUM_SIZE): Likewise.
+	* config/arm/arm.c (arm_file_start): Refactor appropriately.
+	(base_architecture): New enumeration.
+	(arm_base_arch): New global variable.
+	(processors): Add field base_arch.
+	(ARM_ARCH, ARM_CORE): Adjust accordingly.
+	(arm_option_override): Add initialization of arm_base_arch.
+	* doc/cpp.texi (system-specific predefined macros.): Change.
+
+2012-06-25  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/53759
+	* config/i386/sse.md (sse_loadlps): Use x m x constraints instead
+	of x x x in the vmovlps load alternative.
+
+2012-06-25  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR debug/53740
+	* df.h (dead_debug_add): Remove third argument.
+	* df-problems.c (dead_debug_add): Likewise.  Use the REGNO of the
+	REG that we want to replace instead.
+	(dead_debug_insert_temp): Use the REGNO of the reg that we want
+	to replace instead of DF_REF_REGNO.  Require there to always be
+	at least one such use.  Check for cases where the same location
+	has more than df_ref associated with it.
+	(df_note_bb_compute): Remove third dead_debug_add argument.
+	* dce.c (word_dce_process_block): Likewise.
+
+2012-06-25  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* config/v850/v850.c: Remove redundant extern declarations for
+	last_assemble_variable_decl and size_directive_output.
+
+	* doc/tm.texi.in: Document JMP_BUF_SIZE.
+	* doc/tm.texi: Regenerate.
+	* config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
+	* config/pa/pa.h (JMP_BUF_SIZE): Likewise.
+	* config/stormy16/stormy16.h: Likewise.
+
+	* config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
+
+	* doc/sourcebuild.texi: Add missing subdirectories.
+
+2012-06-25  Tristan Gingold  <gingold@adacore.com>
+
+	* config/i386/i386.h: Fix typo.
+
+2012-06-25  Tristan Gingold  <gingold@adacore.com>
+
+	* config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
+	(seh_cfa_adjust_cfa): ... that function.
+	(seh_emit_stackalloc): Do not emit out of range values.
+	* config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
+	UNSPEC_DEF_CFA constants.
+	* config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
+	* config/i386/i386.c (ix86_frame_pointer_required): Required
+	for very large frames on SEH target.
+	(ix86_compute_frame_layout): Save area is before frame pointer
+	on SEH target.  Handle very large frames.
+	(ix86_expand_prologue): Likewise.
+
+2012-06-24  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* output.h: (current_function_is_leaf,
+	current_function_sp_is_unchanging,
+	current_function_uses_only_leaf_regs): Remove.
+	* function.c (current_function_is_leaf,
+	current_function_sp_is_unchanging,
+	current_function_uses_only_leaf_regs): Remove.
+	(rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
+	instead of current_function_uses_only_leaf_regs.
+	* function.h (struct rtl_data): New fields sp_is_unchanging,
+	is_leaf, uses_only_leaf_regs.
+	* resource.c (init_resource_info): Replace current_function_is_leaf,
+	current_function_sp_is_unchanging, and
+	current_function_uses_only_leaf_regs with new crtl fields.
+	* sdbout.c (sdbout_symbol): Likewise.
+	* df-core.c (rest_of_handle_df_initialize): Likewise.
+	* ira.c (ira): Likewise.
+	* final.c (final_start_function): Likewise.
+	* reorg.c (fill_simple_delay_slots): Likewise.
+	* regrename.c (check_new_reg_p): Likewise.
+	* stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
+	(notice_stack_pointer_modification): Likewise.
+	* dbxout.c (dbxout_symbol): Likewise.
+	(dbxout_parms): Likewise.
+	* sel-sched.c (init_regs_for_mode): Likewise.
+	* dwarf2out.c (dbx_reg_number): Likewise.
+	(multiple_reg_loc_descriptor): Likewise.
+	* config/i386/i386.c (ix86_frame_pointer_required): Likewise.
+	(gen_pop): Likewise.
+	(ix86_select_alt_pic_regnum): Likewise.
+	(ix86_compute_frame_layout): Likewise.
+	(ix86_finalize_stack_realign_flags): Likewise.
+	(ix86_expand_epilogue): Likewise.
+	* config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
+	* config/h8300/h8300.c (byte_reg): Likewise.
+	* config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
+	(c6x_save_reg): Likewise.
+	(c6x_compute_frame_layout): Likewise.
+	* config/pa/pa.c (pa_compute_frame_size): Likewise.
+	(pa_output_function_prologue): Likewise.
+	* config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
+	* config/sparc/sparc.md (attr "leaf_function"): Likewise.
+	* config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
+	(sparc_expand_prologue): Likewise.
+	(sparc_flat_expand_prologue): Likewise.
+	(sparc_asm_function_prologue): Likewise.
+	(sparc_output_mi_thunk): Likewise.
+	(sparc_frame_pointer_required): Likewise.
+	* config/epiphany/epiphany.c (epiphany_compute_function_type):
+	Likewise.
+	(epiphany_compute_frame_size): Likewise.
+	* config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
+	* config/cris/cris.c (cris_md_asm_clobbers): Likewise.
+	(cris_frame_pointer_required): Likewise.
+	* config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
+	(tilepro_current_function_is_leaf): Likewise.
+	* config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
+	* config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
+	* config/ia64/ia64.c (find_gr_spill): Likewise.
+	(ia64_compute_frame_size): Likewise.
+	(ia64_can_eliminate): Likewise.
+	(ia64_initial_elimination_offset): Likewise.
+	* config/m68k/m68k.c (m68k_save_reg): Likewise.
+	(m68k_expand_epilogue): Likewise.
+	* config/rx/rx.c (rx_get_stack_layout): Likewise.
+	* config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
+	* config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
+	Likewise.
+	(picochip_output_frame_debug): Likewise.
+	* config/sh/sh.c (sh_media_register_for_return): Likewise.
+	(sh_allocate_initial_value): Likewise.
+	(sh_output_mi_thunk): Likewise.
+	* config/microblaze/microblaze.c (microblaze_must_save_register):
+	Likewise.
+	(compute_frame_size): Likewise.
+	(microblaze_initial_elimination_offset): Likewise.
+	(microblaze_expand_prologue): Likewise.
+	(microblaze_expand_epilogue): Likewise.
+	* config/frv/frv.c (frv_expand_epilogue): Likewise.
+	(frv_frame_pointer_required): Likewise.
+	* config/spu/spu.c (get_pic_reg): Likewise.
+	(direct_return): Likewise.
+	(spu_expand_prologue): Likewise.
+	(spu_expand_epilogue): Likewise.
+	(spu_initial_elimination_offset): Likewise.
+	* config/mips/mips.c (mips_global_pointer): Likewise.
+	(mips_cfun_might_clobber_call_saved_reg_p): Likewise.
+	(mips_compute_frame_info): Likewise.
+	* config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
+	(mep_reload_pointer): Likewise.
+	* config/rl78/rl78.c (need_to_save): Likewise.
+	* config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
+	* config/score/score.c (score_compute_frame_size): Likewise.
+	(score_function_prologue): Likewise.
+	* config/bfin/bfin.c (must_save_p): Likewise.
+	(expand_prologue_reg_save): Likewise.
+	(expand_epilogue_reg_restore): Likewise.
+	(bfin_frame_pointer_required): Likewise.
+	(n_regs_saved_by_prologue): Likewise.
+	(add_to_reg): Likewise.
+	(expand_interrupt_handler_prologue): Likewise.
+	(expand_interrupt_handler_epilogue): Likewise.
+	(bfin_expand_prologue): Likewise.
+	* config/avr/avr.c (avr_regs_to_save): Likewise.
+	(avr_prologue_setup_frame): Likewise.
+	(expand_epilogue): Likewise.
+	* config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
+	(s390_register_info): Likewise.
+	(s390_frame_info): Likewise.
+	(s390_init_frame_layout): Likewise.
+	(s390_emit_prologue): Likewise.
+
+
+2012-06-24  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
+	* vmsdbgout: Do not undefine it if defined.
+	Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
+	* config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
+	* config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
+
+2012-06-24  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
+
+2012-06-23  Richard Henderson  <rth@redhat.com>
+
+	PR target/53749
+	* config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
+	V*QImode shifts and multiply.
+	(ix86_expand_vecop_qihi): Support shifts.
+	* config/i386/i386.md (any_shift): New code iterator.
+	* config/i386/sse.md (ashlv16qi3): Merge ...
+	(<any_shiftrt>v16qi3): ... into ...
+	(<any_shift><VI1_AVX2>3): ... here.  Use ix86_expand_vecop_qihi
+	to support SSE and AVX.
+
+	* config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
+	parameter into src and dest.
+	* config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
+	(vec_unpacks_hi_<V124_AVX2>): Likewise.
+	(vec_unpacku_lo_<V124_AVX2>): Likewise.
+	(vec_unpacks_lo_<V124_AVX2>): Likewise.
+	* config/i386/i386-protos.h: Update.
+
+	* config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
+	pure expander; move expansion code ...
+	* config/i386/i386.c (ix86_expand_vecop_qihi): ... here.  New function.
+	* config/i386/i386-protos.h: Update.
+
+2012-06-22  Edmar Wienskoski  <edmar@freescale.com>
+
+	* config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
+	(popcntb<mode>2): Add attribute type popcnt.
+	(popcntd<mode>2): Ditto.
+	* config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
+	* config/rs6000/power5.md (define_insn_reservation): Ditto.
+	* config/rs6000/power7.md (define_insn_reservation): Ditto.
+	* config/rs6000/476.md (define_insn_reservation): Ditto.
+	* config/rs6000/power6.md (define_insn_reservation): New
+	reservation for popcnt instructions.
+
+2012-06-22  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
+
+2012-06-22  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/53383
+	* doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
+	* config/i386/i386.c (ix86_option_override_internal): Allow
+	-mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
+	* config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
+	if SSE is disabled.
+
+2012-06-22  Bill Schmidt  <wschmidt@linux.ibm.com>
+
+	* double-int.c (double_int_multiple_of): New function.
+	* double-int.h (double_int_multiple_of): New decl.
+	* tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
+	(mbc_entry_hash): New forward decl.
+	(mbc_entry_eq): Likewise.
+	(zero_cost): Change to no_cost.
+	(mult_costs): New static var.
+	(cost_tables_exist): Likewise.
+	(initialize_costs): New function.
+	(finalize_costs): Likewise.
+	(tree_ssa_iv_optimize_init): Call initialize_costs.
+	(add_cost): Change to add_regs_cost; distinguish costs by speed.
+	(multiply_regs_cost): New function.
+	(add_const_cost): Likewise.
+	(extend_or_trunc_reg_cost): Likewise.
+	(negate_reg_cost): Likewise.
+	(multiply_by_cost): Change to multiply_by_const_cost; distinguish
+	costs by speed.
+	(get_address_cost): Change add_cost to add_regs_cost; change
+	multiply_by_cost to multiply_by_const_cost.
+	(force_expr_to_var_cost): Change zero_cost to no_cost; change
+	add_cost to add_regs_cost; change multiply_by_cost to
+	multiply_by_const_cost.
+	(split_cost): Change zero_cost to no_cost.
+	(ptr_difference_cost): Likewise.
+	(difference_cost): Change zero_cost to no_cost; change multiply_by_cost
+	to multiply_by_const_cost.
+	(get_computation_cost_at): Change add_cost to add_regs_cost; change
+	multiply_by_cost to multiply_by_const_cost.
+	(determine_use_iv_cost_generic): Change zero_cost to no_cost.
+	(determine_iv_cost): Change add_cost to add_regs_cost.
+	(iv_ca_new): Change zero_cost to no_cost.
+	(tree_ssa_iv_optimize_finalize): Call finalize_costs.
+	* tree-ssa-address.c (most_expensive_mult_to_index): Change
+	multiply_by_cost to multiply_by_const_cost.
+	* tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
+	(add_regs_cost): New decl.
+	(multiply_regs_cost): Likewise.
+	(add_const_cost): Likewise.
+	(extend_or_trunc_reg_cost): Likewise.
+	(negate_reg_cost): Likewise.
+
+2012-06-22  Richard Guenther  <rguenther@suse.de>
+
+	Merge from graphite branch
+	2011-08-10  Sebastian Pop <sebpop@gmail.com>
+
+	* graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
+
+	2012-01-13  Tobias Grosser  <tobias@grosser.es>
+
+	* tree-flow.h (parallelized_function_p): Declare.
+	* tree-parloops.c (parallelized_function_p): Export.
+	* graphite.c (graphite_transform_loops): Do not run graphite on
+	already parallel functions.
+
+2012-06-22  Alan Modra  <amodra@gmail.com>
+
+	* config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
+	return mem.  Convert to indirect addressing if not indirect or
+	indexed.  Adjust all callers.
+
+2012-06-22  Richard Guenther  <rguenther@suse.de>
+
+	* gcov-iov.c: Include bconfig.h and system.h.
+
+2012-06-22  Andreas Schwab  <schwab@linux-m68k.org>
+
+	* doc/include/texinfo.tex: Update to version 2012-06-05.14.
+
+2012-06-22  Richard Guenther  <rguenther@suse.de>
+
+	PR gcov-profile/53744
+	* gcov-iov.c (main): Treat "" and "prerelease" the same.
+
+2012-06-22  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR debug/53704
+	* dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
+	for GNU Fortran if in strict DWARF2 mode.
+
+2012-06-22  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree-ssa-live.c (remove_unused_scope_block_p): Remove again
+	DECL_IGNORED_P non-reg vars even if they are used.
+
+2012-06-21  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/53671
+	PR debug/49888
+	* var-tracking.c (vt_get_canonicalize_base): New.
+	(vt_canonicalize_addr, vt_stack_offset_p): New.
+	(vt_canon_true_dep): New.
+	(drop_overlapping_mem_locs): Use vt_canon_true_dep.
+	(clobber_overlaping_mems): Use vt_canonicalize_addr.
+
+2012-06-21  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/53671
+	PR debug/49888
+	* var-tracking.c (vt_initialize): Record initial offset between
+	arg pointer and stack pointer.
+
+2012-06-21  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/53671
+	PR debug/49888
+	* var-tracking.c (vt_init_cfa_base): Drop redundant recording of
+	CFA base.
+
+2012-06-21  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/53671
+	PR debug/49888
+	* alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
+
+2012-06-21  Alexandre Oliva  <aoliva@redhat.com>
+
+	* ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
+
+2012-06-21  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/53682
+	* cselib.c (promote_debug_loc): Don't crash on NULL argument.
+
+2012-06-21  Meador Inge  <meadori@codesourcery.com>
+
+	PR c/53702
+	* c-decl.c (c_push_function_context): Restore the behavior to reuse
+	the language function allocated for -Wunused-local-typedefs.
+	(c_pop_function_context): If necessary, clear the language function
+	created in c_push_function_context.  Always clear out the
+	x_cur_stmt_list field of the restored language function.
+
+2012-06-21  Sterling Augustine  <saugustine@google.com>
+	    Cary Coutant  <ccoutant@google.com>
+
+	* dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
+	add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
+	(comdat_type_struct): New field 'skeleton_die'.
+	(breakout_comdat_types): Update it.
+	(add_pubname): Rework logic.  Call is_class_die, is_cu_die and
+	is_namespace_die.  Fix minor style violation.  Call want_pubnames.
+	(add_pubname_string): Call want_pubnames.
+	(add_pubtype): Rework logic for calculating type name.  Call
+	is_namespace_die.  Call want_pubnames.
+	(output_pubnames): Move conditional logic deciding when to produce the
+	section from dwarf2out_finish.  Use new skeleton_die field.
+	(base_type_die): Call add_pubtype.
+	(gen_enumeration_type_die): Unconditionally call add_pubtype.
+	(gen_subprogram_die): Adjust calls to add_pubname.
+	(gen_namespace_die): Call add_pubname_string.
+	(dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
+	produce pubnames and pubtypes sections to output_pubnames.
+	* common.opt (-gpubnames): New option.
+	* doc/invoke.texi: Document it.
+
+2012-06-21  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* config/m32c/m32c-pragma.c: Remove unnecessary includes.
+
+2012-06-21  Michael Matz  <matz@suse.de>
+
+	PR middle-end/53688
+	* builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
+	with correct size.
+
+2012-06-21  Richard Guenther  <rguenther@suse.de>
+
+	* tree-inline.c (estimate_num_insns): Estimate call cost for
+	tailcalls properly.
+
+2012-06-20  Rüdiger Sonderfeld  <ruediger@c-plusplus.de>
+
+	* tree.h (DECL_SOURCE_COLUMN): New accessor.
+
+2012-06-20  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (SINCOS): New int iterator.
+	(sincos): New int attribute.
+	(*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
+	SINCOS int iterator.
+	(*<sincos>_extend<mode>xf2_i387): Macroize insn from
+	*{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
+
+2012-06-20  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (RDFSGSBASE): New int iterator.
+	(WRFSGSBASE): Ditto.
+	(fsgs): New int attribute.
+	(rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
+	RDFSGSBASE int iterator.
+	(wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
+	WRFSGSBASE int iterator.
+
+2012-06-20  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
+	from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
+	(l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
+	from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
+	int iterator.
+
+2012-06-20  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
+
+2012-06-20  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/30318
+	* tree-vrp.c (range_int_cst_p): Do not reject overflowed
+	constants here.
+	(range_int_cst_singleton_p): But explicitely here.
+	(zero_nonzero_bits_from_vr): And here.
+	(extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
+	to cover all cases we can perform arbitrary precision
+	arithmetic with double-ints.
+	(intersect_ranges): Handle adjacent anti-ranges.
+
+2012-06-20  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (rounding_insn): New int attribute.
+	(<rounding_insn>xf2): Macroize insn from
+	{floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
+	(l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
+
+2012-06-20  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (IEEE_MAXMIN): New int iterator.
+	(ieee_maxmin): New int attribute.
+	(*ieee_s<ieee_maxmin><mode>3): Macroize insn from
+	*ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
+
+2012-06-20  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
+	* config/arm/arm.c: Do not include c-pragma.h.
+	(arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
+	(arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
+	to arm_emit_eabi_attribute.
+	* arm-c.c: Do not include output.h.
+	(arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
+	call to arm_emit_eabi_attribute.
+	* config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
+
+2012-06-20  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
+	Allow adjusting alignment of user-aligned decls again.
+
+2012-06-20  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* config/rl78/rl78-c.c: Remove unnecessary includes.
+
+2012-06-20  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* config/cris/cris.c: Include cgraph.h.
+	(cris_option_override): Do not set non-existing flag_no_gcc_ident.
+
+2012-06-19  Maxim Kuvyrkov  <maxim@codesourcery.com>
+
+	* emit-rtl.c (need_atomic_barrier_p): New function.
+	* emit-rtl.h (need_atomic_barrier_p): Declare it.
+	* config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
+	* config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
+	* config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
+	* config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
+	(mips_process_sync_loop): Use generic version instead.
+
+2012-06-19  Maxim Kuvyrkov  <maxim@codesourcery.com>
+
+	* config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
+	it is used.
+
+2012-06-19  Tom de Vries  <vries@codesourcery.com>
+	    Maxim Kuvyrkov  <maxim@codesourcery.com>
+
+	* config/mips/constraints.md (ZR): New constraint.
+	* config/mips/predicates.md (mem_noofs_operand): New predicate.
+	* config/mips/mips.c (mips_print_operand): Handle new print modifier.
+	* config/mips/mips.h (TARGET_XLP): Define.
+	(TARGET_SYNC_AFTER_SC): Update.
+	(ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
+	* config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
+	XLP-specific swap and ldadd patterns.
+	(atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
+
+2012-06-19  Tom de Vries  <vries@codesourcery.com>
+	    Maxim Kuvyrkov  <maxim@codesourcery.com>
+
+	* config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
+	(mips_emit_post_atomic_barrier_p): New static functions.
+	(mips_process_sync_loop): Use them.  Emit sync memory barriers in
+	accordance with memory model semantics.  Add return of CMP result for
+	compare_and_swap.
+	* config/mips/mips.md: Update comment.
+	(sync_cmp): New attribute.
+	(sync_memmodel): New attribute replacing sync_release_barrier.
+	* config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
+	(UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
+	(sync_lock_test_and_set, test_and_set_12): Update.
+	(atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
+	(atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
+
+2012-06-19  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
+	mov_si<mode>_e500_subreg0.
+	(*mov_si<mode>_e500_subreg0_elf_low)
+	(*mov_si<mode>_e500_subreg4_elf_low): New patterns.
+
+2012-06-19  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c: Include params.h.
+	(alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
+	PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
+
+2012-06-19  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
+	TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
+	(ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
+	Remove.
+	* doc/tm.texi: Regenerate.
+	* config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
+	.objc_class_name_*.
+	* config/darwin-c.c: Include target.h.
+	(darwin_objc_declare_unresolved_class_reference): New function.
+	(darwin_objc_declare_class_definition): New function.
+	(TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
+	(TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
+
+2012-06-19  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* target.def (output_ident): New hook.
+	* targhooks.h (default_asm_output_ident_directive): Add prototype.
+	* varasm.c (assemble_asm): Only prefix a tab if the string does not
+	already start with one.
+	(default_asm_output_ident_directive): New function to emit
+	.ident as a top-level asm node while parsing, or directly to
+	asm_out_file after parsing.
+	* toplev.c (compile_file): Print a GCC .ident with
+	targetm.asm_out.output_ident.
+	* doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
+	(TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
+	* doc/tm.texi: Update.
+
+	* config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
+	(TARGET_ASM_OUTPUT_IDENT): Define.
+	* config/i386/djgpp.h (IDENT_ASM_OP): Remove.
+	* config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
+	* config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
+	* config/sparc/sparc.h (IDENT_ASM_OP): Remove.
+	(TARGET_ASM_OUTPUT_IDENT): Define.
+	* config/picochip/picochip.h (IDENT_ASM_OP): Remove.
+	(TARGET_ASM_OUTPUT_IDENT): Define.
+
+	* config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
+	* config/cris/cris.c (cris_asm_output_ident): New function.
+	* config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
+
+	* config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
+	Add prototype.
+	* config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
+	(microblaze_asm_output_ident): Rewrite to work similar to
+	default_asm_output_ident_directive for front-end .idents.
+	* config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
+	(TARGET_ASM_OUTPUT_IDENT): Define.
+
+	* config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
+	* config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
+
+	* config/rx/rx.c: Include cgraph.h for add_asm_node.
+	(rx_asm_output_ident): New function, similar to
+	default_asm_output_ident_directive, but handle AS100 syntax also, so
+	that #ident also works for rx in AS100 syntax.
+	(TARGET_ASM_OUTPUT_IDENT): Define.
+	* config/rx/rx.h (IDENT_ASM_OP): Remove.
+
+	* Makefile.in: Fix dependencies for c-family/c-lex.o.
+
+2012-06-19  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (FIST_ROUNDING): New int iterator.
+	(rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
+	(ROUNDING): Ditto.
+	(*fist<mode>2_<rounding>_1): Macroize insn from
+	*fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
+	(fistdi2_<rounding>): Macroize insn from
+	fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
+	(fistdi2_<rounding>_with_temp and splitters): Macroize insn and
+	corresponding splitters from fistdi2_{floor,ceil} and corresponding
+	splitters using FIST_ROUNDING int iterator.
+	(fist<mode>2_<rounding>): Macroize insn from
+	fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
+	(fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
+	corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
+	splitters using FIST_ROUNDING int iterator.
+	(l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
+	using FIST_ROUNDING int iterator.
+
+2012-06-19  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
+	* config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
+	* config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
+	* config/i386/sse.md (sse2_mulv4si3): Delete.
+	(mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
+	nonimmediate_or_const_vector_operand.
+
+2012-06-19  Richard Henderson  <rth@redhat.com>
+
+	* expmed.c (struct init_expmed_rtl): Split ...
+	(init_expmed_one_mode): ... out of ...
+	(init_expmed): ... here.  Initialize integer vector modes also.
+	(synth_mult): Handle integer vector modes.
+	(choose_mult_variant): Likewise.
+	(expand_mult_const): Likewise.
+	(expand_mult): Likewise.
+	* machmode.h (GET_MODE_UNIT_BITSIZE): New.
+
+2012-06-19  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
+	integral vector modes.
+
+2012-06-19  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
+	(rounding): New int attribute.
+	(ROUNDING): Ditto.
+	(frndintxf2_<rounding>): Macroize insn from
+	frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
+	(frndintxf2_<rounding>_i387): Macroize insn from
+	frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
+
+2012-06-19  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vrp.c (union_ranges): New function.
+	(vrp_meet_1): Use union_ranges.
+	(vrp_meet): Dump what we union and call vrp_meet_1.
+
+2012-06-19  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
+	(attr type): Remove fmul, ffmul, farith, ffarith, float_em
+	f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
+	(attr write_conflict, attr core_cycles): Update.
+	* arm-generic.md (r_mem_f_wbuf): Delete reservation.
+
+2012-06-19  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vrp.c (intersect_ranges): Handle more cases.
+	(vrp_intersect_ranges): Dump what we intersect and call ...
+	(vrp_intersect_ranges_1): ... this.
+
+2012-06-19  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53708
+	* tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
+	user-supplied alignment and alignment of decls with the used
+	attribute.
+
+2012-06-18  Lawrence Crowl  <crowl@google.com>
+
+	* timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
+	(TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
+	(TV_PHASE_STREAM_IN): New.
+	(TV_PHASE_STREAM_OUT): New.
+	* timevar.c (validate_phases): New.
+	(timevar_print): Call validate_phases.
+	* c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
+	to TV_PHASE_OPT_GEN.
+	* langhooks.c (write_global_declarations): Rename use of
+	TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN.  Use TV_PHASE_DBGINFO instead of
+	TV_PHASE_CHECK_DBGINFO.
+	* toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
+	TV_PHASE_LATE_ASM.  Move start of TV_PHASE_LATE_ASM to after call to
+	lang_hooks.decls.final_write_globals.
+
+2012-06-18  David Edelshn  <dje.gcc@gmail.com>
+
+	* config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
+
+2012-06-18  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/53712
+	* config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
+	(*sse4_2_pcmpistr_unaligned): New.
+
+2012-06-18  Ian Bolton  <ian.bolton@arm.com>
+	    Sameera Deshpande  <sameera.deshpande@arm.com>
+	    Greta Yorsh  <greta.yorsh@arm.com>
+
+	* config/arm/arm-protos.h (arm_output_epilogue): Remove.
+	* config/arm/arm.c (print_multi_reg): Remove.
+	(vfp_output_fldmd): Likewise.
+	(arm_output_epilogue): Likewise.
+	* config/arm/arm.md (epilogue_insns): Update condition and code.
+
+2012-06-18  Ian Bolton  <ian.bolton@arm.com>
+	    Sameera Deshpande  <sameera.deshpande@arm.com>
+	    Greta Yorsh  <greta.yorsh@arm.com>
+
+	* config/arm/arm-protos.h (thumb2_expand_return): New declaration.
+	* config/arm/arm.c (thumb2_expand_return): New function.
+	* config/arm/arm.md (return): Update condition and code.
+
+2012-06-18  Ian Bolton  <ian.bolton@arm.com>
+	    Sameera Deshpande  <sameera.deshpande@arm.com>
+	    Greta Yorsh  <greta.yorsh@arm.com>
+
+	* config/arm/arm-protos.h (output_return_instruction): New parameter
+	and int to bool change of parameter types.
+	* config/arm/arm.c (output_return_instruction): Likewise.
+	* config/arm/arm.md (arm_simple_return): New pattern.
+	(arm_return, cond_return, cond_return_inverted): Add new arguments.
+	* config/arm/thumb2.md (thumb2_return): Update condition and code.
+
+2012-06-18  Ian Bolton  <ian.bolton@arm.com>
+	    Sameera Deshpande  <sameera.deshpande@arm.com>
+	    Greta Yorsh  <greta.yorsh@arm.com>
+
+	* config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
+	* config/arm/arm.c (arm_expand_epilogue): New function.
+	* config/arm/arm.md (epilogue): Update condition and code.
+	(sibcall_epilogue): Likewise.
+
+2012-06-18  Ian Bolton  <ian.bolton@arm.com>
+	    Sameera Deshpande  <sameera.deshpande@arm.com>
+	    Greta Yorsh  <greta.yorsh@arm.com>
+
+	* config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
+	* config/arm/arm.md (arm_addsi3) Add an alternative.
+
+2012-06-18  Ian Bolton  <ian.bolton@arm.com>
+	    Sameera Deshpande  <sameera.deshpande@arm.com>
+	    Greta Yorsh  <greta.yorsh@arm.com>
+
+	* config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
+	* config/arm/predicates.md (pop_multiple_fp) New special predicate.
+	* config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
+
+2012-06-18  Ian Bolton  <ian.bolton@arm.com>
+	    Sameera Deshpande  <sameera.deshpande@arm.com>
+	    Greta Yorsh  <greta.yorsh@arm.com>
+
+	* config/arm/arm.md (load_multiple_with_writeback) New define_insn.
+	(load_multiple, pop_multiple_with_writeback_and_return) Likewise.
+	(pop_multiple_with_return, ldr_with_return) Likewise.
+	* config/arm/predicates.md (pop_multiple_return) New special predicate.
+	* config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
+	* config/arm/arm.c (arm_output_multireg_pop) New function.
+	(arm_emit_multi_reg_pop): New function.
+
+2012-06-18  Greta Yorsh  <Greta.Yorsh@arm.com>
+
+	* config/arm/arm.c (ldm_stm_operation_p): Require SP
+	as base register for loads if SP is in the register list.
+
+2012-06-18  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53693
+	* tree-vect-patterns.c (vect_operation_fits_smaller_type):
+	Reject operands with more than one use.
+
+2012-06-18  Bill Schmidt  <wschmidt@linux.ibm.com>
+
+	PR tree-optimization/53703
+	* tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
+	correctly set bb_for_def[12].
+
+2012-06-18  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* config/vax/vax.h (VMS_TARGET): Remove.
+
+2012-06-18  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vrp.c (extract_range_from_assert): Split out range
+	intersecting code.
+	(intersect_ranges): New function.
+	(vrp_intersect_ranges): Likewise.
+
+2012-06-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config/s390/s390.c (s390_gimplify_va_arg): Revert change from
+	r187965.
+
+2012-06-18  Tejas Belagod  <tejas.belagod@arm.com>
+
+	* doc/md.texi: Document int iterators.
+	* read-rtl.c (ints): New iterator group.
+	(find_int): Int iterator group callback.
+	(apply_int_iterator): Likewise.
+	(apply_iterators): Traverse int iterator table and add all the used
+	iterators to list.
+	(initialize_iterators): Initialize data structures and callbacks for
+	int iterators.
+	(read_rtx): Parse and read mappings for int iterators.
+	(read_rtx_code): Record int iterator usage.
+
+2012-06-18  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR middle-end/53698
+	* expr.c (expand_expr_addr_expr_1): Convert to tmode before
+	performing an addition.
+
+2012-06-17  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* output.h (split_double): Move prototype to rtl.h.
+	(constructor_static_from_elts_p): Move prototype to tree.c.
+	* rtl.h (split_double): Moved here from output.h.
+	* tree.h (constructor_static_from_elts_p): Moved here from output.h.
+	* final.c (split_double): Move from here ...
+	* rtlanal.c (split_double): ... to here.
+	* expr.c: Do not include output.h.
+
+2012-06-17  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* cfglayout.h: Remove.
+	* cfglayout.c: Remove.
+	* function.h (struct function): Remove x_last_location field.
+	* function.c: Do not include cfglayout.h.
+	(expand_function_start): Do not call no-op force_next_line_note.
+	(expand_function_end): Likewise.
+	* cfgrtl.c: Do not include cfglayout.h.  Include gt-cfgrtl.h.
+	(unlink_insn_chain): Moved here from cfglayout.c.
+	(skip_insns_after_block, label_for_bb, record_effective_endpoints,
+	into_cfg_layout_mode, outof_cfg_layout_mode,
+	pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
+	relink_block_chain, fixup_reorder_chain, verify_insn_chain,
+	fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
+	cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
+	cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
+	cfg_layout_finalize): Likewise.
+	(rtl_can_remove_branch_p): Likewise.
+	* rtl.h (insn_scope): Move prototype from cfglayout.h here.
+	(duplicate_insn_chain): Likewise.
+	(force_next_line_note): Remove prototype.
+	* emit-rtl.c: Do not include tree-flow.h, egad.  Include vecprim.h.
+	(last_location): Remove #define to emit.x_last_location.
+	(force_next_line_note): Remove no-op function.
+	(init_emit): Don't set x_last_location.
+	(block_locators_locs, block_locators_blocks, locations_locators_locs,
+	locations_locators_vals, prologue_locator, epilogue_locator,
+	curr_location, last_location, curr_block, last_block, curr_rtl_loc):
+	Move POD to here from cfglayout.c.
+	(insn_locators_alloc, insn_locators_finalize, insn_locators_free,
+	set_curr_insn_source_location, get_curr_insn_source_location,
+	set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
+	locator_scope, insn_scope, locator_location, locator_line, insn_line,
+	locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
+	* cfghooks.h: Remove double-include protection.
+	(can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
+	* cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
+	* final.c: Do not include cfglayout.h.
+	(choose_inner_scope, change_scope): Move to here from cfglayout.c.
+	(reemit_insn_block_notes): Likewise.  Make static.
+	* tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
+	operation_could_trap_p, tree_could_throw_p): Move from here...
+	* tree.h: ... to here.
+	* gengtype.c (open_base_files): Remove cfglayout.h from the list.
+	* profile.c: Do not include cfghooks.h.
+	* cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
+	* modulo-sched.c: Likewise.
+	* loop-unswitch.c: Do not include cfglayout.h.
+	* sched-ebb.c: Likewise.
+	* tracer.c: Likewise.
+	* ddg.c: Likewise.
+	* tree-vect-loop-manip.c: Likewise.
+	* loop-init.c: Likewise.
+	* dwarf2out.c: Likewise.
+	* hw-doloop.c: Likewise.
+	* loop-unroll.c: Likewise.
+	* cfgcleanup.c: Likewise.
+	* bb-reorder.c: Likewise.
+	* sched-rgn.c: Likewise.
+	* tree-cfg.c: Likewise.
+	* config/alpha/alpha.c: Likewise.
+	* config/spu/spu.c: Likewise.
+	* config/sparc/sparc.c: Likewise.
+	* config/sh/sh.c: Likewise.
+	* config/c6x/c6x.c: Likewise.
+	* config/ia64/ia64.c: Likewise.
+	* config/rs6000/rs6000.c: Likewise.
+	* config/score/score.c: Likewise.
+	* config/mips/mips.c: Likewise.
+	* config/bfin/bfin.c: Likewise.
+	* Makefile.in (CFGAYOUT_H): Remove, and fixup users.
+	* config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
+	* config/spu/t-spu-elf (spu.o: $): Likewise.
+	* config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
+
+2012-06-17  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* cfgloop.h: Do not include rtl.h.
+	(enum iv_extend_code): New.
+	(struct rtx_iv): Use iv_extend_code instead of rtx_code.
+	* Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
+	* loop-iv.c (iv_extend_to_rtx_code): New function to translate
+	an IV_EXTEND_CODE to an RTX_CODE.
+	(dump_iv_info): Update for rtx_iv field type change.
+	(iv_constant): Likewise.
+	(iv_subreg): Likewise.
+	(iv_extend): Likewise.
+	(iv_neg): Likewise.
+	(iv_add): Likewise.
+	(iv_mult): Likewise.
+	(iv_shift): Likewise.
+	(get_biv_step_1): Likewise.
+	(get_biv_step): Likewise.
+	(iv_analyze_biv): Likewise.
+	(get_iv_value): Likewise.
+	(shorten_into_mode): Likewise.
+	(canonicalize_iv_subregs): Likewise.
+	* sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
+	of MAY_HAVE_DEBUG_INSNS.
+	* tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
+	* tree-ssa-loop-prefetch.c: Likewise.
+
+2012-06-17  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* expmed.c (ceil_log2): Move from here...
+	* hwint.c: ... to here for older GCCs...
+	* hwint.h: ... and here for newer GCCs.
+	* rtl.h (ceil_log2): Remove prototype.
+
+	* tree-phinodes.c: Do not include rtl.h.
+	* Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
+
+2012-06-17  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* config/cris/cris.h (TARGET_ELF): Remove.
+	(FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
+	(CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
+	(LOCAL_LABEL_PREFIX): Likewise.
+	* config/cris/cris.c (cris_target_asm_named_section): Remove.
+	(cris_option_override): Simpify using TARGET_ELF==1.
+	(cris_file_start): Likewise.
+	* config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
+
+2012-06-17  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
+
+2012-06-16  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR middle-end/53590
+	* tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
+
+2012-06-15  Easwaran Raman  <eraman@google.com>
+
+	* passes.c (init_optimization_passes): Remove pass_call_cdce
+	from its current position and insert after pass_dce.
+
+2012-06-15  Walter Lee  <walt@tilera.com>
+
+	* config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
+
+2012-06-15  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm.c (note_invalid_constants): Don't return a result.
+	(arm_memory_load_p): Delete function.
+	(arm_const_double_rtx): Delete iterator variable i;
+	(fp_immediate_constant): Likewise.
+	(fp_const_from_val): Likewise.
+
+	* arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
+
+2012-06-15  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR c++/51033
+	* c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
+	* c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
+
+2012-06-15  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.c (avr_default_expand_builtin): New function.
+	(avr_expand_builtin): Use it.
+	(avr_expand_unop_builtin): Remove.
+	(avr_expand_binop_builtin): Remove.
+	(avr_expand_triop_builtin): Remove.
+
+2012-06-15  Michael Matz  <matz@suse.de>
+
+	PR middle-end/38474
+	* cfgexpand.c (add_alias_set_conflicts): Remove.
+	(expand_used_vars): Don't call it.
+	(aggregate_contains_union_type): Remove.
+	* function.c (n_temp_slots_in_use): New static data.
+	(make_slot_available, assign_stack_temp_for_type): Update it.
+	(init_temp_slots): Zero it.
+	(remove_unused_temp_slot_addresses): Use it for quicker removal.
+	(remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
+
+2012-06-15  Michael Matz  <matz@suse.de>
+
+	* gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
+	argument, don't emit assign statement if value is directly usable.
+	(gimplify_expr): Adjust.
+
+2012-06-15  Michael Matz  <matz@suse.de>
+
+	* gimplify.c (gimplify_modify_expr): Fold generated statements.
+	* gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
+
+2012-06-15  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vrp.c (set_and_canonicalize_value_range): Use canonical
+	predicates to set VR_UNDEFINED and VR_VARYING.  Drop a case
+	we assert for in set_value_range to VR_VARYING.
+
+2012-06-15  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm.md (addsf3, adddf3): Use s_register_operand.
+	(subsf3, subdf3): Likewise.
+	(mulsf3, muldf3): Likewise.
+	(difsf3, divdf3): Likewise.
+	(movsfcc, movdfcc): Likewise.
+	* predicates.md (f_register_operand): Delete.
+	(arm_float_rhs_operand): Delete.
+	(arm_float_add_operand): Delete.
+	(arm_float_compare_operand): Use s_register_operand when
+	there's no VFP.
+	(cirrus_register_operand): Delete.
+	(cirrus_fp_register): Delete.
+	(cirrus_shift_const): Delete.
+	(cmpdi_operand): Remove Maverick support.
+	* constraints.md (f, v, H): Delete constraints.
+	(G): Update documentation.
+	* arm.c (fp_consts_inited): Convert to bool.
+	(strings_fp): Delete.
+	(values_fp): Delete.
+	(value_fp0): New variable.
+	(init_fp_table): Simplify logic.
+	(arm_const_double_rtx): Likewise.
+	(fp_immediate_constant): Likewise.
+	(fp_const_from_val): Likewise.
+	(neg_const_double_rtx_ok_for_fpa): Delete.
+	* doc/md.texi (ARM constraints): Update documentation.
+
+2012-06-15  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	PR tree-optimization/53636
+	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
+	stride when doing basic-block vectorization.
+
+2012-06-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+
+	* tree-vect-generic.c (lower_vec_perm): Propagate vector constants
+	into VEC_PERM_EXPR.
+
+2012-06-15  Jakub Jelinek  <jakub@redhat.com>
+
+	* tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
+	allocate and free bbs array for the SLP case.
+
+	PR tree-optimization/51581
+	* expr.h (choose_multiplier): New prototype.
+	* expmed.c (choose_multiplier): No longer static.
+	Change multiplier_ptr from rtx * to UHWI *.
+	(expand_divmod): Adjust callers.
+	* tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
+	(vect_recog_divmod_pattern): ... this.  Pass bb_vinfo as last
+	argument to new_stmt_vec_info.  Attempt to optimize also divisions
+	by non-pow2 constants if integer vector division isn't supported.
+	* tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
+	don't look at pattern stmts and sequences.
+
+2012-06-15  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR middle-end/53590
+	* common.opt (-fdelete-dead-exceptions): New switch.
+	* doc/invoke.texi (Code Gen Options): Document it.
+	* cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
+	insn_could_throw_p predicate.  Do not skip an insn that could throw
+	if dead exceptions can be deleted.
+	(insn_live_p): Likewise, do not return true in that case.
+	* dce.c (can_alter_cfg): New flag.
+	(deletable_insn_p): Do not return false for an insn that can throw if
+	the CFG can be altered and dead exceptions can be deleted.
+	(init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
+	* dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
+	predicate. Do not preserve an insn that could throw if dead exceptions
+	can be deleted.
+	* function.h (struct function): Add can_delete_dead_exceptions flag.
+	* function.c (allocate_struct_function): Set it.
+	* lto-streamer-in.c (input_struct_function_base): Stream it.
+	* lto-streamer-out.c (input_struct_function_base): Likewise.
+	* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
+	statement that could throw as necessary if dead exceptions can be
+	deleted.
+
+2012-06-14  Maxim Kuvyrkov  <maxim@codesourcery.com>
+
+	* config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
+
+2012-06-14  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/53568
+	* config/sh/sh.md: Add peephole for swapbsi2.
+	(*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
+
+2012-06-14  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
+	(*zero_extendsidi2_rex64): Ditto.  Remove isa attribute.
+
+2012-06-14  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/53639
+	* config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
+
+2012-06-14  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm.c (arm_cirrus_insn_p): Delete.
+	(cirrus_reorg): Delete.
+	(arm_reorg): Don't call cirrus_reorg.
+	(arm_final_prescan_insn_p): Don't check for cirrus insns.
+	* arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
+	(adddi3, subdi3): Remove Maverick support.
+	(arm_adddi3): Likewise.
+	(adddi_sesidi_di, adddi_zesidi_di): Likewise.
+	(addsf3, adddf3): Likewise.
+	(subsf3, subdf3): Likewise.
+	(mulsf3, muldf3): Likewise.
+	(ashldi3, ashrdi3, lshrdi3): Likewise.
+	(floatsisf2, floatsidf2): Likewise.
+	(fix_truncsfsi2, fix_truncdfsi2): Likewise.
+	(arm_movdi, thumb1_movdi_insn): Likewise.
+	(arm_cmpdi_insn): Likewise.
+	(cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
+	(cirrus.md): Don't include.
+	* cirrus.md: Delete file.
+	* t-arm (MD_INCLUDES): Remove cirrus.md.
+
+2012-06-14  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* dwarf2out.c (function_possibly_abstracted_p): New static function.
+	(gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
+	cgraph_function_possibly_inlined_p.
+	(gen_inlined_subroutine_die): Return if the origin is to be ignored.
+	(process_scope_var): Do not emit concrete instances of abstracted
+	nested functions from here.
+	(gen_decl_die): Emit the abstract instance if the function is possibly
+	abstracted and not only possibly inlined.
+	(dwarf2out_finish): Find the first non-abstract parent instance and
+	attach concrete instances on the limbo list to it.
+
+2012-06-14  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm.md (divsf3, divdf3): Remove FPA support.
+	(negsf2, negdf2): Likewise.
+	(sqrtsf2, sqrtdf2): Likewise.
+	(movdfcc): Likewise.
+	(modsf3, moddf3, movxf): Delete.
+	(push_fp_multi): Delete.
+	(fpa.md): Don't include it.
+	* fpa.md: Delete file.
+	* t-arm (MD_INCLUDES): Remove fpa.md.
+
+2012-06-14  Bill Schmidt  <wschmidt@linux.ibm.com>
+
+	* tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
+	(cost_for_stmt): Remove decl.
+	(vect_get_single_scalar_iteration_cost): Correct typo in name.
+	* tree-vect-loop.c (vect_get_cost): Remove.
+	(vect_get_single_scalar_iteration_cost): Correct typo in name; use
+	vect_get_stmt_cost rather than vect_get_cost.
+	(vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
+	vect_get_cost.
+	(vect_estimate_min_profitable_iters): Correct typo in call to
+	vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
+	than vect_get_cost.
+	(vect_model_reduction_cost): Use vect_get_stmt_cost rather than
+	vect_get_cost.
+	(vect_model_induction_cost): Likewise.
+	* tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
+	typo in call to vect_get_single_scalar_iteration_cost.
+	* tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
+	(cost_for_stmt): Remove unnecessary function.
+	* Makefile.in (TREE_VECTORIZER_H): Update dependencies.
+
+2012-06-14  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
+	* arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
+	* arm-tables.opt: Regenerated.
+	* doc/invoke.texi: Remove references to deleted options.
+
+2012-06-14  Sandeep Kumar Singh  <Sandeep.Singh2@kpitcummins.com>
+
+	* config/h8300/genmova.sh: Modified to add offset bits of
+	mova/Sz assembly instruction for memory access.
+	* config/h8300/h8300.c: Likewise.
+	* config/h8300/mova.md: Likewise.
+
+2012-06-12  Christian Bruel  <christian.bruel@st.com>
+
+	PR target/53621
+	* config/sh/sh.c (sh_option_override): Don't force
+	 flag_omit_frame_pointer and maccumulate_outgoing_args.
+	* config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
+
+2012-06-14  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vrp.c (VR_INITIALIZER): New define.
+	(ranges_from_anti_range): New function.
+	(extract_range_from_binary_expr_1): Decompose operations on
+	VR_ANTI_RANGEs to operations on VR_RANGE.
+	(extract_range_from_unary_expr_1): Likewise.
+	(extract_range_from_binary_expr_1, extract_range_from_binary_expr,
+	extract_range_from_unary_expr_1, extract_range_from_unary_expr,
+	extract_range_from_cond_expr, adjust_range_with_scev,
+	vrp_visit_assignment_or_call, vrp_visit_phi_node,
+	simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
+
+2012-06-13  Richard Henderson  <rth@redhat.com>
+
+	* hwint.h (HOST_WIDEST_INT_C): New.
+	(HOST_WIDE_INT_C): New.
+	(HOST_WIDE_INT_1): Use it.
+	* config/alpha/alpha.c (alpha_trampoline_init): Use it.
+
+2012-06-13  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/49888
+	* var-tracking.c: Include alias.h.
+	(overlapping_mems): New struct.
+	(drop_overlapping_mem_locs): New.
+	(clobber_overlapping_mems): New.
+	(var_mem_delete_and_set, var_mem_delete): Call it.
+	(val_bind): Likewise, but only if modified.
+	(compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
+	* Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
+
+2012-06-13  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/47624
+	* var-tracking.c (loc_exp_dep_pool): New.
+	(vt_emit_notes): Create and release the pool.
+	(compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
+	(emit_notes_in_bb): Likewise.
+	(loc_exp_dep_insert): Deal with NOT_ONEPART vars.
+	(notify_dependents_of_changed_value): Likewise.
+	(notify_dependents_of_resolved_value): Check that NOT_ONEPART
+	variables don't have a VAR_LOC_DEP_LST.
+	(emit_note_insn_var_location): Expand NOT_ONEPART locs that are
+	VALUEs or MEMs of VALUEs.
+
+2012-06-13  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/52983
+	PR debug/48866
+	* dce.c (word_dce_process_block): Insert debug temps only if the
+	insn is not marked.
+	(dce_process_block): Likewise, and if debug.used is not empty,
+	and only after iterating over all DEFs that might mark the insn.
+
+2012-06-13  Alexandre Oliva  <aoliva@redhat.com>
+
+	* common.opt (ftree-coalesce-inlined-vars): New.
+	(ftree-coalesce-vars): New.
+	* doc/invoke.texi: Document them.
+	* tree-ssa-copyrename.c (copy_rename_partition_coalesce):
+	Implement them.
+
+2012-06-13  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* read-rtl.c (mapping): Remove index field.  Add current_value field.
+	Define heap vectors.
+	(iterator_group): Fix long line.  Remove num_builtins field and
+	uses_iterator fields.  Make apply_iterator take a void * parameter.
+	(iterator_use, atttribute_use): New structures.
+	(iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
+	(current_iterators, iterator_uses, attribute_uses): New variables.
+	(uses_mode_iterator_p, uses_code_iterator_p): Delete.
+	(apply_mode_iterator, apply_code_iterator): Take a void * parameter.
+	(map_attr_string, apply_iterator_to_string): Remove iterator
+	and value parameters.  Look through all current iterator values
+	for a matching attribute.
+	(mode_attr_index, apply_mode_maps): Delete.
+	(apply_iterator_to_rtx): Replace with...
+	(copy_rtx_for_iterators): ...this new function.
+	(uses_iterator_p, apply_iterator_traverse): Delete.
+	(apply_attribute_uses, add_current_iterators, apply_iterators): New
+	functions.
+	(add_mapping): Remove index field.  Set current_value field.
+	(initialize_iterators): Don't set num_builtins and uses_iterator_p
+	fields.
+	(find_iterator): Delete.
+	(record_iterator_use, record_attribute_use): New functions.
+	(record_potential_iterator_use): New function.
+	(check_code_iterator): Remove handling of bellwether codes.
+	(read_rtx): Remove mode maps.  Truncate iterator and attribute uses.
+	(read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
+	parameter.  Use the first code iterator value instead of the
+	bellwether_codes array.  Use record_potential_iterator_use for modes.
+
+2012-06-13  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/53568
+	* config/sh/sh.md (bswapsi2): New expander.
+	(swapbsi2): New insn.
+
+2012-06-13  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/53647
+	* config/i386/i386.c (ix86_tune_cost): New variable.
+	(ix86_option_override_internal): Set ix86_tune_cost.  Use
+	ix86_tune_cost for simultaneous_prefetches, prefetch_block,
+	l1_cache_size and l2_cache_size.
+
+2012-06-13  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
+	Handle meeting two VR_RANGE to an VR_ANTI_RANGE.  Implement
+	all possible meetings of VR_RANGE with VR_ANTI_RANGE and
+	VR_ANTI_RANGE with VR_ANTI_RANGE.
+
+2012-06-13  Richard Earnshaw  <rearnsha@arm.com>
+
+	* config.gcc (unsupported): Move obsoleted FPA-based configurations
+	here from ...
+	(obsolete): ... here.
+	(arm*-*-freebsd*): Remove.
+	(arm*-*-linux*): Only accept EABI variants.  Simplify logic.
+	(arm*-*-uclinux*): Likewise.
+	(arm*-*-ecos-elf): Remove.
+	(arm*-*-rtems*): Remove.
+	(arm*-*-elf): Remove.
+	(arm*-wince-pe*): Remove.
+	(arm, --with-fpu): Remove support for fpa and Maverick variants.
+	* arm/ecos-elf.h: Delete.
+	* arm/t-strongarm-elf: Delete.
+	* arm/rtems-elf.h: Delete.
+	* arm/wince-pe.h: Delete.
+	* arm/pe.c: Delete.
+	* arm/pe.h: Delete.
+	* arm/t-wince-pe: Delete.
+
+2012-06-13  Bill Schmidt  <wschmidt@linux.ibm.com>
+
+	PR tree-optimization/53647
+	* tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
+	targets with no defined cache line size.
+
+2012-06-13  Bill Schmidt  <wschmidt@linux.ibm.com>
+
+	* targhooks.c (default_builtin_vectorized_conversion): Handle
+	vec_construct, using vectype to base cost on subparts.
+	* target.h (enum vect_cost_for_stmt): Add vec_construct.
+	* tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
+	instead of scalar_to-vec.
+	* config/spu/spu.c (spu_builtin_vectorization_cost): Handle
+	vec_construct in same way as default for now.
+	* config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
+	* config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
+	Handle vec_construct, including special case for 32-bit loads.
+
+2012-06-13  Xinyu Qi <xyqi@marvell.com>
+
+	* config/arm/arm.c (FL_IWMMXT2): New define.
+	(arm_arch_iwmmxt2): New variable.
+	(arm_option_override): Enable use of iWMMXt with VFP.
+	Disable use of iWMMXt with NEON. Disable use of iWMMXt under
+	Thumb mode. Set arm_arch_iwmmxt2.
+	(arm_expand_binop_builtin): Accept VOIDmode op.
+	(enum arm_builtins): Revise built-in fcode.
+	(IWMMXT2_BUILTIN): New define.
+	(IWMMXT2_BUILTIN2): Likewise.
+	(iwmmx2_mbuiltin): Likewise.
+	(builtin_description bdesc_2arg): Revise built in declaration.
+	(builtin_description bdesc_1arg): Likewise.
+	(arm_init_iwmmxt_builtins): Revise built in initialization.
+	(arm_expand_builtin): Revise built in expansion.
+	(arm_output_iwmmxt_shift_immediate): New function.
+	(arm_output_iwmmxt_tinsr): Likewise.
+	* config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
+	(arm_output_iwmmxt_tinsr): Likewise.
+	* config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
+	(iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
+	(rorv4hi3, rorv2si3, rordi3): Likewise.
+	(rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
+	(ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
+	(lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
+	(ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
+	(iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
+	(*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
+	(tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
+	(iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
+	(*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
+	(ror<mode>3, ror<mode>3_di): Likewise.
+	(ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
+	(ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
+	(iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
+	(iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
+	(iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
+	(iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
+	(iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
+	(iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
+	(All instruction patterns): Add wtype attribute.
+	(*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
+	(iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
+	(iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
+	(ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
+	(iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
+	(eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
+	(gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
+	(iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
+	(iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
+	(iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
+	(iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
+	(iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
+	(iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
+	(iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
+	(iwmmxt2.md): Include.
+	* config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
+	(TARGET_IWMMXT2): New define.
+	(TARGET_REALLY_IWMMXT2): Likewise.
+	(arm_arch_iwmmxt2): Declare.
+	* config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
+	Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
+	Use C name-mangling for intrinsics.
+	(__v8qi): Redefine.
+	(_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
+	(_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
+	(_m_from_int): Likewise.
+	(_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
+	(_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
+	(_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
+	(_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
+	(_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
+	(_mm_tbcst_pi32): Likewise.
+	(_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
+	(_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
+	(_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
+	(_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
+	(_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
+	(_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
+	(_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
+	(_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
+	(_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
+	(_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
+	(_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
+	(_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
+	(_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
+	(_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
+	(_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
+	(_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
+	(_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
+	(_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
+	(_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
+	(_m_to_int): New define.
+	* config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
+	* config/arm/arm-arches.def (iwmmxt2): Likewise.
+	* config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
+	iwmmxt2.md.
+	* config/arm/arm.md (marvell-f-iwmmxt.md): Include.
+	(arch): Add "iwmmxt2".
+	(arch_enabled): Handle "iwmmxt2".
+	(wtype): New attribute.
+	(UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
+	(UNSPEC_WALIGNI): New unspec.
+	* config/arm/predicates.md (imm_or_reg_operand): New predicate.
+	* config/arm/iterators.md (VMMX2): New mode_iterator.
+	* config/arm/marvell-f-iwmmxt.md: New file.
+	* config/arm/iwmmxt2.md: New file.
+
+2012-06-12  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/53532
+	PR c/51034
+	PR c/53196
+	* c-decl.c (build_compound_literal): Call c_incomplete_type_error
+	if type isn't complete.
+
+2012-06-12  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
+
+2012-06-12  Richard Henderson  <rth@redhat.com>
+
+	* config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
+	iterator instead of INT.
+
+2012-06-12  Bill Schmidt  <wschmidt@linux.ibm.com>
+
+	* opts.c: Add -fhoist-adjacent-loads to -O2 and above.
+	* tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
+	declaration.
+	(hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
+	(tree_ssa_phiopt): Call gate_hoist_loads.
+	(tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
+	(tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
+	hoist_adjacent_loads.
+	(local_mem_dependence): New function.
+	(hoist_adjacent_loads): Likewise.
+	(gate_hoist_loads): Likewise.
+	* common.opt (fhoist-adjacent-loads): New switch.
+	* Makefile.in (tree-ssa-phiopt.o): Added dependencies.
+
+2012-06-12  Michael Matz  <matz@suse.de>
+
+	* alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
+	(nonoverlapping_memrefs_p): Don't call it here ...
+	(true_dependence_1): ... but here.
+
+2012-06-12  Richard Guenther  <rguenther@suse.de>
+
+	* emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
+	* alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
+	and MEM_SIZE only refines it.  Reflect that and be less conservative
+	if either of the latter is not known.
+
+2012-06-12  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/53589
+	* cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
+	discovery even when e->dest != target.  If any LABEL_REF points
+	to e->dest label, redirect it to target's label.
+
+2012-06-12  Chung-Lin Tang  <cltang@codesourcery.com>
+
+	* config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
+	condition for generating REG_FRAME_RELATED_EXPR note.
+	(pop): Add code for generating REG_CFA_RESTORE,
+	REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
+	(sh_expand_epilogue): Use frame_insn() for FP to SP move.
+	Set 'frame_p' of calls to output_stack_adjust() to 'true'.
+
+2012-06-11  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (HWI_HEX2): Add missing shift.
+	* vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
+
+	* config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
+
+2012-06-12  Hans-Peter Nilsson  <hp@axis.com>
+
+	* doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
+	Mention that this hook needs to be defined for native TLS.
+	* doc/tm.texi: Regenerate.
+
+2012-06-11  Mike Stump  <mikestump@comcast.net>
+
+	* emit-rtl.c (init_emit_once): Iterate through the
+	MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
+	MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
+	all the MIN_MODE_PARTIAL_INT modes anymore.
+
+2012-06-12  Maxim Kuvyrkov  <maxim@codesourcery.com>
+
+	* config/mips/mips-tables.opt (xlp): Fix merge typo.
+
+2012-06-11  Roland McGrath  <mcgrathr@google.com>
+
+	* dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
+	SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
+	not a VAR_DECL.  Also don't limit it to UNSPECs with exactly one
+	operand.
+
+2012-06-11  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/53511
+	* config/sh/sh.md (fmasf4): New expander.
+	(*macsf3): Rename to fmasf4_i.  Adapt to fma pattern.
+	(mac_media): Rename to fmasf4_media.  Adapt to fma pattern.
+	* config/sh/sh.opt (mfused-madd): Remove.
+	* config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
+	(builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
+	* config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
+	as extra options.
+	* doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
+	descriptions.
+
+2012-06-11  Richard Henderson  <rth@redhat.com>
+
+	* dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
+
+2012-06-11  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/53470
+	* tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
+	replace it with the first non-BLOCK context.
+
+2012-06-11  Richard Guenther  <rguenther@suse.de>
+
+	* alias.c (aliases_everything_p): Remove.
+	(DIFFERENT_ALIAS_SETS_P): Likewise.
+	(true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
+	Do not use aliases_everything_p or special-case ANDs.  Do not
+	special-case BLKmode moves.
+	(may_alias_p): Likewise.  Handle BLKmode similar like everywhere
+	- for SCATCH only.
+
+2012-06-09  Hans-Peter Nilsson  <hp@axis.com>
+
+	Fix CRIS build errors with --enable-build-with-cxx.
+	* config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
+	variable "and" to "andop".
+	* config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
+	temporary variable for memory model, passing C++-type-correct
+	parameter type to expand_mem_thread_fence.
+	("atomic_compare_and_swap<mode>"): Ditto.
+
+2012-06-09  Richard Henderson  <rth@redhat.com>
+
+	PR c++/53602
+	* cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
+	(pass_jump): Rename from pass_jump2.
+	(execute_jump2, pass_jump2): New.
+	* combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
+	perform cfg cleanup here.  Move the test of PUSH_ROUNDING
+	and ACCUMULATE_OUTGOING_ARGS test...
+	(gate_handle_stack_adjustments): ... here.
+	* passes.c (init_optimization_passes): Update for pass_jump2 rename.
+	Place new pass_jump2 after pass_stack_adjustments.
+	* tree-pass.h (pass_jump): Declare.
+
+2012-06-09  Kenneth Zadeck <zadeck@naturalbridge.com>
+
+	* simplify-rtx.c (simplify_const_binary_operation): Fixed shift
+	count trucation.
+
+2012-06-08  Richard Henderson  <rth@redhat.com>
+
+	PR c++/53602
+	* combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
+	note to a clobber insn when no other insn is available.
+
+2012-06-08  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.c (avr_case_values_threshold): Return 7.
+
+2012-06-07  Andreas Schwab  <schwab@linux-m68k.org>
+
+	* genhooks.c (main): Set progname.
+	(emit_documentation): Remove variable found_start, always bail out
+	when a place is missing.
+	* doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
+
+2012-06-07  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/53580
+	* omp-low.c (scan_omp): Change first argument to gimple_seq *,
+	call walk_gimple_seq_mod instead of walk_gimple_seq.
+	(scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
+	scan_omp_for, scan_omp_sections, scan_omp_single,
+	execute_lower_omp): Adjust callers.
+	(scan_omp_1_stmt): Likewise.  If check_omp_nesting_restrictions
+	returns false, replace stmt with GIMPLE_NOP.
+	(check_omp_nesting_restrictions): Instead of issuing warnings,
+	issue errors and return false if any errors were reported.
+
+2012-06-06  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* doc/invoke.texi (fconserve-space): Remove documentation.
+
+2012-06-06  Edmar Wienskoski  <edmar@freescale.com>
+
+	* config/rs6000/rs6000-tables.opt: Regenerated.
+
+2012-06-06  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53081
+	* tree-data-ref.h (adjacent_store_dr_p): Rename to ...
+	(adjacent_dr_p): ... this and make it work for reads, too.
+	* tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
+	(struct partition_s): Change main_stmt to main_dr, add
+	secondary_dr member.
+	(build_size_arg_loc): Change to date data-reference and not
+	gimplify here.
+	(build_addr_arg_loc): New function split out from ...
+	(generate_memset_builtin): ... here.  Use it and simplify.
+	(generate_memcpy_builtin): New function.
+	(generate_code_for_partition): Adjust.
+	(classify_partition): Streamline pattern detection.  Detect memcpy.
+	(ldist_gen): Adjust.
+	(tree_loop_distribution): Adjust seed statements for memcpy
+	recognition.
+
+2012-06-06  Matt Turner  <mattst88@gmail.com>
+
+	* config/arm/mmintrin.h (_mm_empty): New.
+	(_m_empty): New.
+
+2012-06-06  Richard Sandiford  <r.sandiford@uk.ibm.com>
+
+	* doc/invoke.texi (sched-pressure-algorithm): Document new --param.
+	* common.opt (fsched-pressure-algorithm=): Remove.
+	* flag-types.h (sched_pressure_algorithm): Move to...
+	* sched-int.h (sched_pressure_algorithm): ...here.
+	* params.def (sched-pressure-algorithm): New param.
+	* haifa-sched.c (sched_init): Use it to initialize sched_pressure.
+	* common/config/s390/s390-common.c (s390_option_optimization_table):
+	Remove OPT_fsched_pressure_algorithm_ entry.
+	* config/s390/s390.c (s390_option_override): Set a default value for
+	PARAM_SCHED_PRESSURE_ALGORITHM.
+
+2012-06-05  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	PR target/53487
+	* config/rs6000/rs6000.c (rs6000_generate_compare): If we are
+	doing an unsigned compare, make sure the second argument is not a
+	negative constant.
+	(rs6000_emit_cmove): Don't allow floating point comparisons when
+	generating ISEL moves.
+
+2012-06-05  Edmar Wienskoski  <edmar@freescale.com>
+
+	* config/rs6000/e5500.md: New file.
+	* config/rs6000/e6500.md: New file.
+	* config/rs6000/rs6000.c (processor_costs): Add new costs for
+	e5500 and e6500.
+	(rs6000_option_override_internal): Altivec and Spe options not
+	allowed with e5500. Spe options not allowed with e6500. Increase
+	move inline limit for e5500 and e6500. Disable string instructions
+	for e5500 and e6500. Enable branch targets alignment for e5500 and
+	e6500. Initialize rs6000_cost for e5500 and e6500.
+	(rs6000_adjust_cost): Add extra scheduling cycles between compare
+	and brnach for e5500 and e6500.
+	(rs6000_issue_rate): Set issue rate for e5500 and e6500.
+	* config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
+	e6500.
+	* config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
+	* config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
+	ppce6500.
+	Include e5500.md and e6500.md.
+	* config/rs6000/rs6000-opt.h (processor_type): Add
+	PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
+	* config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
+	(powerpc*-*-*): Add new cores e5500, e6500.
+	* doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
+
+2012-06-05  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
+
+2012-06-05  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/53575
+	* config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
+	is used for x86_64-*-*.
+
+2012-06-05  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/30442
+	* tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
+	vectorization stop analysis at the first stmt we cannot compute
+	a data-reference for instead of giving up completely.
+
+2012-06-05  Richard Guenther  <rguenther@suse.de>
+
+	* tree-loop-distribution.c (struct partition_s): Add has_writes member.
+	(partition_alloc): Initialize it.
+	(partition_has_writes): New function.
+	(rdg_flag_uses): Adjust.
+	(rdg_flag_vertex): Likewise.
+	(rdg_flag_vertex_and_dependent): Likewise.
+	(rdg_flag_loop_exits): Likewise.
+	(build_rdg_partition_for_component): Likewise.
+	(rdg_build_partitions): Likewise.
+
+2012-06-05  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53081
+	* tree-loop-distribution.c (generate_memset_builtin): Handle all
+	kinds of byte-sized stores.
+	(classify_partition): Likewise.
+	(tree_loop_distribution): Adjust seed statements used for
+	!flag_tree_loop_distribution.
+
+2012-06-05  Alan Modra  <amodra@gmail.com>
+
+	* config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
+	(rs6000_emit_prologue): Ensure register used for inline saves
+	of vector regs is not the static chain register.  Revise comment.
+
+2012-06-04  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* doc/md.texi (Standard Pattern Names For Generation): Document
+	sincos pattern.
+
+2012-06-04  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR bootstrap/53555
+	* config/i386/i386.c (ix86_sched_reorder): Skip debug insns.
+
+2012-06-04  Jason Merrill  <jason@redhat.com>
+
+	* dwarf2out.c (is_unit_die): New.
+	(copy_declaration_context, copy_ancestor_tree): Use it.
+	(copy_decls_walk): Likewise.
+
+2012-06-04  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	PR c++/53524
+	* doc/invoke.texi (Wenum-compare): Update documentation.
+
+2012-06-04  Dodji Seketeli  <dodji@redhat.com>
+
+	PR preprocessor/53463
+	* parser.c (cp_parser_assignment_expression): Use the location
+	for the '=' as the default location for the expression.
+
+2012-06-04  Edmar Wienskoski  <edmar@freescale.com>
+
+	PR target/53559
+	* config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
+	operands.
+	(altivec_stvlxl): Ditto.
+	(altivec_stvrx): Ditto.
+	(altivec_stvrxl): Ditto.
+
+2012-06-04  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
+	(ira_uniform_class_p): New macro.
+
+	* ira.c (setup_uniform_class_p): New function.
+	(setup_allocno_and_important_classes): Call the function.
+	(print_unform_and_important_classes): New function.
+	(print_classes): Rename to print_translated_classes.
+	(ira_debug_allocno_classes): Add call of
+	print_unform_and_important_classes.
+
+	* ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
+	classes instead of pressure classes.
+
+2012-06-04  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR middle-end/47530
+	* trans-mem.c (expand_block_edges): Do not skip the first
+	statement when resetting the BB.
+
+2012-06-04  Richard Guenther  <rguenther@suse.de>
+
+	* tree-data-ref.c (stores_from_loop): Remove.
+	(stmt_with_adjacent_zero_store_dr_p): Likewise.
+	(stores_zero_from_loop): Likewise.
+	* tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
+	stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
+	(adjacent_store_dr_p): New function.
+	* tree-loop-distribution.c (generate_memset_builtin): Pass
+	the RDG, use the already available data-reference.
+	(generate_code_for_partition): Pass down RDG.
+	(classify_partition): Inline parts of the former
+	stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
+	(ldist_gen): Remember if there was any detected builtin and
+	do less work if not and flag_tree_loop_distribution is not set.
+	(tree_loop_distribution): Inline and fuse stores_from_loop
+	and stores_zero_from_loop here.
+
+2012-06-04  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/53471
+	* dwarf2out.c (dwarf2out_finish): If generating LTO do not
+	create new assembler names.
+
+2012-06-04  Richard Guenther  <rguenther@suse.de>
+
+	* tree-data-ref.c (struct rdg_vertex_info): Remove.
+	(rdg_vertex_for_stmt): Simplify using gimple_uid.
+	(create_rdg_vertices): Pass loop argument, remove stmt to RDG index
+	hashtable.  Record stmt data-references.
+	(hash_stmt_vertex_info): Remove.
+	(eq_stmt_vertex_info): Likewise.
+	(hash_stmt_vertex_del): Likewise.
+	(build_empty_rdg): Simplify.
+	(build_rdg): Adjust.
+	(free_rdg): Likewise.
+	(ref_base_address): Remove.
+	(have_similar_memory_accesses): Likewise.
+	* tree-data-ref.h (create_rdg_vertices): Remove.
+	(struct rdg_vertex): Add datarefs member.
+	(RDGV_DATAREFS): New define.
+	(RDG_DATAREFS): Likewise.
+	(have_similar_memory_accesses): Remove.
+	(rdg_has_similar_memory_accesses): Likewise.
+	* tree-loop-distribution.c (ref_base_address): Re-implement here.
+	(similar_memory_accesses): Re-implement using existing data-references.
+	(tree_loop_distribution): Initialize stmt uids for the stmt to
+	RDG index mapping.
+	* tree-vect-loop.c (vect_create_epilog_for_reduction): Only
+	access stmt vinfo for stmts in loop.
+
+2012-06-04  Andreas Schwab  <schwab@linux-m68k.org>
+
+	PR target/53461
+	* config/m68k/m68k.md ("tablejump"): Fix check for
+	CASE_VECTOR_PC_RELATIVE.
+
+2012-06-04  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* output.h (merge_weak, assemble_alias,
+	initializer_constant_valid_p,
+	initializer_constant_valid_for_bitfield_p): Move protos from here...
+	* tree.h: ... to here.
+	* cgraphclones.c: Do not include output.h.
+	* gimplify.c: Likewise.
+	* reload.c: Likewise.
+	* recog.c: Likewise.
+	* tree-ssa-loop-ivopts.c: Likewise.
+	* tree-switch-conversion.c: Likewise.
+	* c-parser.c: Likewise.
+	* c-typeck.c: Likewise.
+	* Makefile.in: Fix dependencies.
+
+2012-06-04  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/46261
+	* config/avr/avr-stdint.h: New file.
+	* config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
+	newlib-stdint.h
+
+2012-06-04  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/53550
+	* tree-ssa-loop-niter.c (number_of_iterations_cond): If type
+	is POINTER_TYPE_P, use sizetype as step type instead of type.
+
+2012-06-04  Richard Guenther  <rguenther@suse.de>
+
+	* tree-data-ref.c (have_similar_memory_accesses_1): Remove.
+	(ref_base_address_1): Likewise.
+	(remove_similar_memory_refs): Likewise.
+	* tree-data-ref.h (remove_similar_memory_refs): Remove.
+	* tree-loop-distribution.c (classify_partition): Do not classify
+	as builtin if -ftree-loop-distribute-patterns is not enabled.
+	(fuse_partitions_with_similar_memory_accesses): Inline ...
+	(ldist_gen): ... here.  Fuse all non-builtin partitions if
+	-ftree-loop-distribution is not enabled.  Properly return
+	the number of created partitions.  Do not update SSA form here but ...
+	(tree_loop_distribution): ... once here for the whole function.
+	Only walk innermost loops, constrain loops we consider here
+	further.  Do not call remove_similar_memory_refs.
+	(distribute_loop): Do not check number of loop nodes here.
+
+2012-06-04  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
+
+2012-06-03  Martin Jambor  <mjambor@suse.cz>
+
+	* ipa-prop.h (ipa_get_jf_known_type_offset): New function.
+	(ipa_get_jf_known_type_base_type): Likewise.
+	(ipa_get_jf_known_type_component_type): Likewise.
+	(ipa_get_jf_constant): Likewise.
+	(ipa_get_jf_pass_through_formal_id): Likewise.
+	(ipa_get_jf_pass_through_operation): Likewise.
+	(ipa_get_jf_ancestor_offset): Likewise.
+	(ipa_get_jf_ancestor_type): Likewise.
+	(ipa_get_jf_ancestor_formal_id): Likewise.
+	(ipa_get_jf_member_ptr_pfn): Likewise.
+	* ipa-prop.c (ipa_set_jf_known_type): New function.
+	(ipa_set_jf_constant): Likewise.
+	(ipa_set_jf_simple_pass_through): Likewise.
+	(ipa_set_jf_arith_pass_through): Likewise.
+	(ipa_set_ancestor_jf): Likewise.
+	(fill_member_ptr_cst_jump_function): Moved up and renamed to
+	ipa_set_jf_member_ptr_cst.
+	(detect_type_change_1): Use the new jump function creation functions.
+	(compute_complex_assign_jump_func): Likewise.
+	(compute_complex_ancestor_jump_func): Likewise.
+	(compute_known_type_jump_func): Likewise.
+	(compute_scalar_jump_functions): Likewise.
+	(compute_pass_through_member_ptrs): Likewise.
+	(determine_cst_member_ptr): Likewise.
+	(combine_known_type_and_ancestor_jfs): Likewise.
+	(try_make_edge_direct_simple_call): Likewise.
+	(try_make_edge_direct_virtual_call): Likewise.
+	(update_indirect_edges_after_inlining): Likewise.
+	* ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
+	access functions.  Incorporat NOP_EXPR and BINFO handling from its
+	callers.
+	(ipa_get_jf_ancestor_result): Likewise.  Incorporate handling BINFOs
+	which was in its callers.
+	(ipa_value_from_jfunc): Use jump function access functions.  Some
+	functionality moved to functions above.
+	(propagate_vals_accross_ancestor): Likewise.
+	(propagate_vals_accross_pass_through): Use jump function access
+	functions.
+	(propagate_accross_jump_function): Likewise.
+	* ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
+	access functions.
+	(inline_merge_summary): Likewise.
+
+2012-06-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	* config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
+	* config/pa/pa.c (pa_attr_length_millicode_call): Use
+	MAX_PCREL17F_OFFSET instead of fixed offset.
+	(pa_attr_length_call): Likewise.
+	(pa_attr_length_indirect_call): Likewise.
+
+2012-06-03  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/53512
+	* config/sh/sh.opt (mfsca, mfsrra): New options.
+	* config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
+	condition.
+	(fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
+	(sinssf2, cossf2): Fold expanders to ...
+	(sincossf3): ... this new expander.  Use TARGET_FPU_ANY and
+	TARGET_FSCA condition.
+	* config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
+	TARGET_FSCA.
+	* doc/invoke.texi (SH Options): Add descriptions for -mfsca,
+	-mno-fsca, -mfsrra, -mno-fsrra.
+
+2012-06-03  Matt Turner  <mattst88@gmail.com>
+
+	* config/mips/4600.md (r4700_imul_si): New.
+	(r4700_imul_di): New.
+	(r4700_fmul_single): New.
+	(r4700_fmul_double): New.
+	* config/mips/mips-cpus.def: Add r4700.
+	* config/mips/mips.c: Likewise.
+	* config/mips/mips.md: Likewise.
+	* config/mips/mips-tables.opt: Regenerate.
+
+2012-06-02  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
+	new function sparc_initial_elimination_offset.
+	* config/sparc/sparc.c (sparc_initial_elimination_offset): New
+	function.
+	* config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
+	Prototype it.
+
+2012-06-02  Kenneth Zadeck <zadeck@naturalbridge.com>
+
+	* expmed.c (expand_mult, choose_multiplier): Change
+	"2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
+	* expr.c (convert_modes): Likewise.
+	* explow.c (plus_constant): Likewise.
+	* fixed-value.c (fixed_saturate1, fixed_saturate2)
+	(do_fixed_add, do_fixed_multiply, do_fixed_multiply)
+	(do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
+	(do_fixed_divide, do_fixed_divide, do_fixed_divide)
+	(do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
+	(do_fixed_shift, fixed_convert, fixed_convert)
+	(fixed_convert_from_int, fixed_convert_from_int)
+	(fixed_convert_from_real): Likewise.
+	* fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
+	(native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
+	* varasm.c (output_constructor_bitfield): Likewise.
+	* tree-vrp.c (register_edge_assert_for_2): Likewise.
+	* double-int.c (rshift_double, lshift_double): Likewise.
+	* double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
+	Likewise.
+	* simplify-rtx.c (mode_signbit_p)
+	(simplify_const_unary_operation, simplify_binary_operation_1)
+	(simplify_immed_subreg): Likewise.
+	* builtins.c (c_readstr, fold_builtin_bitop): Likewise.
+	* tree-vect-generic.c (build_replicated_const): Likewise.
+	* dbxout.c (stabstr_O): Likewise.
+	* emit-rtl.c (immed_double_int_const, immed_double_const)
+	(gen_lowpart_common, init_emit_once): Likewise.
+	* tree.c (integer_pow2p, tree_log2, tree_floor_log2)
+	(widest_int_cst_value, upper_bound_in_type): Likewise.
+	* stor-layout.c (initialize_sizetypes, fixup_signed_type)
+	(fixup_unsigned_type): Likewise.
+	* real.c (real_to_integer2, real_from_integer): Likewise.
+	* dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
+	(clz_loc_descriptor, mem_loc_descriptor): Likewise.
+
+2012-06-01  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR middle-end/53501
+	* fold-const.c (fold_binary_loc): Refine previous change.
+
+2012-06-01  Olivier Hainque  <hainque@adacore.com>
+
+	* config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
+	the "do {" part of the do-while(0) loop.
+
+2012-06-01  Yuri Rumyantsev  <yuri.s.rumyantsev@intel.com>
+
+	* config/i386/i386.c (x86_sched_reorder): New function.
+	Added new function x86_sched_reorder.
+
+2012-06-01  Richard Guenther  <rguenther@suse.de>
+
+	* tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
+	Handle PHIs.
+	(classify_partition): Likewise.
+
+2012-06-01  Richard Guenther  <rguenther@suse.de>
+
+	* tree-loop-distribution.c (enum partition_kind): New enum.
+	(struct partition_s): Add kind and main_stmt members.
+	(partition_alloc): Initialize kind to PKIND_NORMAL.
+	(partition_builtin_p): New function.
+	(copy_loop_before): Remove failure path and assert instead.
+	(generate_loops_for_partition): Likewise.
+	(generate_memset_zero): Fold into ...
+	(generate_memset_builtin): ... this.
+	(classify_partition): New function with code from
+	can_generate_builtin and generate_builtin.
+	(generate_builtin): Remove.
+	(can_generate_builtin): Likewise.
+	(fuse_partitions_with_similar_memory_accesses): Call
+	partition_builtin_p instead of can_generate_builtin.
+	(rdg_build_partitions): Do not call
+	fuse_partitions_with_similar_memory_accesses here...
+	(ldist_gen): ... but here after classifying all partitions.
+	Remove failure path of generate_code_for_partition.
+	(generate_code_for_partition): Generate code according
+	to partition classification.
+
+2012-06-01  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+	    Jonathan Wakely  <jwakely.gcc@gmail.com>
+
+	PR c++/50134
+	* doc/invoke.texi (Warning Options): Explain purpose and differences
+	between -Wmissing-prototypes and -Wmissing-declarations.
+
+2012-06-01  Christian Bruel  <christian.bruel@st.com>
+
+	* gcc.c (save_switch): Add user_p parameter.
+	(read_specs): Likewise.
+	(set_specs): Likewise.
+	(validate_switches): Likewise.
+	(validate_switches_from_spec): Likewise.
+	(validate_all_switches): Pass on user_p parameter.
+	(struct spec_list): Add user_p field.
+	(struct switchstr): Add known field.
+	(save_switch): Add known parameter.
+	(INIT_STATIC_SPEC): Initialize user_p;
+	(driver_unknown_option_callbac): call save_switch if
+	OPT_SPECIAL_unknown.
+	(driver_handle_option): Propagate OPT_specs.
+	(do_spec_1): Set validated only if known.
+	(check_live_switch): Likewise.
+	(validate_switches): Set validated if known or user_spec.
+
+2012-06-01  Hans-Peter Nilsson  <hp@axis.com>
+
+	Add CRIS atomic patterns for 1, 2, and 4 bytes.
+	* config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
+	* config/cris/cris-protos.h: Declare it.
+	* config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
+	(TARGET_DEFAULT): Add alignment by 32.
+	[!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
+	case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
+	TARGET_CPU_DEFAULT == 32.
+	(TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
+	* config/cris/cris.md: Include sync.md.  Avoid allocating specific
+	numbers by replacing the define_constants for all UNSPECs with the
+	equivalent define_c_enum construct.
+	* config/cris/cris.opt (mtrap-unaligned-atomic): New option.
+	* config/cris/sync.md: New file.
+
+2012-05-31  Matt Turner  <mattst88@gmail.com>
+
+	* config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
+	(r4600_imul_di): New.
+	(r4600_idiv_si): Rename from r4600_idiv.
+	(r4600_idiv_di): New.
+
+2012-05-31  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* output.h (__gcc_host_wide_int__): Move to hwint.h.
+	(decl_default_tls_model): Move to tree.h
+	(dump_file): Move to system.h.
+	(default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
+	dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
+	dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
+	dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
+	dbxout_stab_value_zero, dbxout_stab_value_label_diff,
+	dbxout_stab_value_internal_label,
+	dbxout_stab_value_internal_label_diff): Move from here ...
+	* dbxout.h: ... to here.
+	* system.h (dump_file): Moved here from output.h.
+	* hwint.h (__gcc_host_wide_int__): Moved here from output.h.
+	* tree.h (decl_default_tls_model): Moved here from output.h.
+	* varasm.c (default_stabs_asm_out_destructor,
+	default_stabs_asm_out_constructor): Move from here ...
+	* dbxout.c: ... to here.
+
+	* gcov-dump.c (dump_file): Rename to dump_gcov_file.  Update callers.
+
+	* collect2.h (dump_file): Rename to dump_ld_file.
+	* collect2.c: Likewise.
+	* tlink.c: Likewise.
+
+	* alias.c: Do not include output.h.
+	* auto-inc-dec.c: Likewise.
+	* bt-load.c: Likewise.
+	* caller-save.c: Likewise.
+	* cfg.c: Likewise.
+	* cfgbuild.c: Likewise.
+	* cfgcleanup.c: Likewise.
+	* cfglayout.c: Likewise.
+	* cfgloop.c: Likewise.
+	* cfgloopanal.c: Likewise.
+	* cfgloopmanip.c: Likewise.
+	* cfgrtl.c: Likewise.
+	* cgraph.c: Likewise.
+	* cgraphclones.c: Likewise.
+	* combine-stack-adj.c: Likewise.
+	* combine.c: Likewise.
+	* cprop.c: Likewise.
+	* cse.c: Likewise.
+	* cselib.c: Likewise.
+	* dbgcnt.c: Likewise.
+	* df-problems.c: Likewise.
+	* df-scan.c: Likewise.
+	* dojump.c: Likewise.
+	* fwprop.c: Likewise.
+	* gcse.c: Likewise.
+	* graph.c: Likewise.
+	* haifa-sched.c: Likewise.
+	* hw-doloop.c: Likewise.
+	* ipa-inline-transform.c: Likewise.
+	* ipa-pure-const.c: Likewise.
+	* ipa-reference.c: Likewise.
+	* ipa-utils.c: Likewise.
+	* ira-build.c: Likewise.
+	* ira-emit.c: Likewise.
+	* lcm.c: Likewise.
+	* loop-doloop.c: Likewise.
+	* loop-invariant.c: Likewise.
+	* loop-iv.c: Likewise.
+	* loop-unroll.c: Likewise.
+	* loop-unswitch.c: Likewise.
+	* lto-cgraph.c: Likewise.
+	* lto-section-in.c: Likewise.
+	* lto-streamer-in.c: Likewise.
+	* mcf.c: Likewise.
+	* mode-switching.c: Likewise.
+	* postreload-gcse.c: Likewise.
+	* postreload.c: Likewise.
+	* predict.c: Likewise.
+	* profile.c: Likewise.
+	* ree.c: Likewise.
+	* reg-stack.c: Likewise.
+	* regcprop.c: Likewise.
+	* regmove.c: Likewise.
+	* regstat.c: Likewise.
+	* reload1.c: Likewise.
+	* sched-ebb.c: Likewise.
+	* sel-sched-dump.c: Likewise.
+	* simplify-rtx.c: Likewise.
+	* stor-layout.c: Likewise.
+	* store-motion.c: Likewise.
+	* tracer.c: Likewise.
+	* tree-affine.c: Likewise.
+	* tree-cfg.c: Likewise.
+	* tree-cfgcleanup.c: Likewise.
+	* tree-dfa.c: Likewise.
+	* tree-into-ssa.c: Likewise.
+	* tree-nomudflap.c: Likewise.
+	* tree-optimize.c: Likewise.
+	* tree-pretty-print.c: Likewise.
+	* tree-profile.c: Likewise.
+	* tree-ssa-address.c: Likewise.
+	* tree-ssa-ccp.c: Likewise.
+	* tree-ssa-copy.c: Likewise.
+	* tree-ssa-dom.c: Likewise.
+	* tree-ssa-loop-ch.c: Likewise.
+	* tree-ssa-loop-im.c: Likewise.
+	* tree-ssa-loop-manip.c: Likewise.
+	* tree-ssa-loop-niter.c: Likewise.
+	* tree-ssa-loop-prefetch.c: Likewise.
+	* tree-ssa-loop-unswitch.c: Likewise.
+	* tree-ssa-loop.c: Likewise.
+	* tree-ssa-propagate.c: Likewise.
+	* tree-ssa-structalias.c: Likewise.
+	* tree-ssa-tail-merge.c: Likewise.
+	* tree-ssa-threadedge.c: Likewise.
+	* tree-ssa-threadupdate.c: Likewise.
+	* tree-ssa-uncprop.c: Likewise.
+	* tree-ssa-uninit.c: Likewise.
+	* tree-ssa.c: Likewise.
+	* value-prof.c: Likewise.
+	* var-tracking.c: Likewise.
+	* web.c: Likewise.
+
+	* config/m32r/m32r.c: Include dbxout.h.
+	* config/pa/pa.c: Likewise.
+	* config/rs6000/rs6000.c: Likewise.
+
+	* Makefile.in: Fix dependencies.
+	* config/rs6000/t-rs5000: Likewise.
+
+2012-05-31  Aldy Hernandez  <aldyh@redhat.com>
+
+	* tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
+	* gimple.h (block_in_transaction): Check for flag_tm.
+
+2012-05-31  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR tree-optimization/52558
+	* cfg.c (alloc_aux_for_edge): Fix comment.
+	(alloc_aux_for_edge): Remove static.
+	* basic-block.h (alloc_aux_for_edge): Protoize.
+	* tree-ssa-loop-im.c (execute_sm_if_changed): New.
+	(execute_sm_if_changed_flag): New.
+	(execute_sm_if_changed_flag_set): New.
+	(execute_sm): Do not generate data races unless requested.
+	(tree_ssa_lim_initialize): Call alloc_aux_for_edges.
+	(tree_ssa_lim_finalize): Call free_aux_for_edges.
+	* gimple.h (block_in_transaction): New.
+	(gimple_in_transaction): Use block_in_transaction.
+
+2012-05-31  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/51345
+	* config/avr/avr.opt (-msp8): Document it.
+	* doc/invoke.texi (AVR Options): Ditto.  And document related
+	built-in macros.
+
+2012-05-31  Diego Novillo  <dnovillo@google.com>
+
+	* configure.ac (CXX_FOR_BUILD): Define and substitute.
+	(BUILD_CXXFLAGS): Define and substitute.
+	* Makefile.in (BUILD_CXXFLAGS): Define.
+	(CXX_FOR_BUILD): Define.
+	(COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
+	(LINKER_FOR_BUILD): Likewise.
+	(BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
+	(BUILD_LINKERFLAGS): Likewise.
+	* configure: Regenerate.
+
+2012-05-31  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* Makefile.in: Fix many dependencies.
+	* tree-profile.c: Don't include regs.h.
+	* tree-vectorizer.c: Don't include cfglayout.h.
+	* tree-vect-stmts.c: Likewise.
+	* tree-vect-slp.c: Likewise.
+	* tree-vect-loop.c: Likewise.
+	* reg-stack.c: Likewise.
+	* tree-ssa-loop-manip.c: Likewise.
+	* toplev.c: Likewise.
+	* varasm.c: Don't include cfglayout.h, basic-block.h,
+	and tree-iterator.h.
+	* tree-cfgcleanup.c: Don't include cfglayout.h.
+	* passes.c: Don't include cfglayout.h, dwarf2asm.h,
+	dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
+	* cgraphclones.c: Don't include plugin.h.
+
+2012-05-31  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/t-avr: Correct avr-mmcu.texi dependencies.
+	(s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
+	* doc/avr-mmcu.texi (svn:eol-style): Set to native.
+
+2012-05-31  Richard Guenther  <rguenther@suse.de>
+
+	* tree-loop-distribution.c (struct partition_s): New struct,
+	typedef and vector type.
+	(partition_alloc, partition_free): New functions.
+	(generate_loops_for_partition, generate_builtin,
+	generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
+	rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
+	build_rdg_partition_for_component, can_generate_builtin,
+	similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
+	rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
+	number_of_rw_in_partition, partition_contains_all_rw,
+	ldist_gen): Use partition_t instead of bitmap.
+
+2012-05-31  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
+	* doc/avr-mmcu.texi: Regenerate.
+
+2012-05-31  Richard Guenther  <rguenther@suse.de>
+
+	* tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
+	Use FOR_EACH_SSA_DEF_OPERAND.
+	(generate_builtin): Adjust.
+	(stmt_generated_in_another_partition): Remove.
+	(add_scalar_computations_to_partition): Likewise.
+	(rdg_build_partitions): Do not call
+	add_scalar_computations_to_partition.
+
+2012-05-31  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree-dfa.c (get_ref_base_and_extent): Compute the offset using
+	double ints throughout.
+	* tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
+	Check that the position of the field is representable as an integer.
+
+2012-05-31  Richard Guenther  <rguenther@suse.de>
+
+	* tree-data-ref.c (dr_analyze_innermost): Properly convert
+	the MEM_REF offset to sizetype.
+
+2012-05-31  Georg-Johann Lay  <avr@gjlay.de>
+
+	* doc/invoke.texi (AVR Options): Fix typos.
+
+2012-05-31  Hans-Peter Nilsson  <hp@axis.com>
+
+	* config/cris/cris.h (CC1_SPEC): Pass through all -march=
+	and -mcpu= options.
+	(ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
+	non-v32 into --march=v0_v10.
+
+2012-05-31  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* ira-int.h (target_ira_int): Rename x_move_cost to
+	x_ira_register_move_cost, x_may_move_in_cost to
+	x_ira_may_move_in_cost and x_may_move_out_cost to
+	x_ira_may_move_out_cost.  Delete the old fields with
+	those names and also x_ira_max_register_move_cost,
+	x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
+	(move_cost, may_move_in_cost, may_move_out_cost)
+	(ira_max_register_move_cost, ira_max_may_move_in_cost)
+	(ira_max_may_move_out_cost): Delete.
+	* ira.c (init_move_cost): Rename to...
+	(ira_init_register_move_cost): ...this, deleting the old
+	function with that name.  Apply above variable renamings.
+	Retain asserts for null fields.
+	(ira_init_once): Don't initialize register move costs here.
+	(free_register_move_costs): Apply above variable renamings.
+	Remove code for deleted fields.
+
+2012-05-31  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* ira.c (init_move_cost): Adjust choice of subclasses to match
+	the current ira_init_register_move_cost choice.  Use
+	ira_class_subset_p instead of reg_class_subset_p.
+	(ira_init_register_move_cost): Assert that move_cost,
+	may_move_in_cost and may_move_out_cost already hold the desired
+	values for their ira_* equivalents.  For the latter two,
+	ignore classes that can't store a register of the given mode.
+
+2012-05-31  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* ira.c (setup_allocno_and_important_classes): Use
+	ira_class_hard_regs_num to check whether a class has any
+	allocatable registers.
+	(ira_init_register_move_cost): Likewise.
+
+2012-05-31  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* ira.c (init_move_cost): Adjust local variable names to match
+	file conventions.  Use ira_assert instead of gcc_assert.
+
+2012-05-31  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
+	Move these definitions and associated target_globals fields to...
+	* ira-int.h: ...here.
+	* rtl.h (init_move_cost): Delete.
+	* reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
+	* ira.c: ...here, making the latter static.
+
+2012-05-31  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
+	and ira_register_move_cost instead of init_move_cost and move_cost.
+
+2012-05-31  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* ira.h (target_ira): Delete x_ira_available_class_regs.
+	(ira_available_class_regs): Delete.
+	* ira.c (setup_available_class_regs): Delete.
+	(setup_alloc_classes): Don't call it.
+	(setup_pressure_classes): Use ira_class_hard_regs_num instead of
+	ira_available_class_regs.
+	* haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
+	(model_spill_cost): Likewise.
+	* ira-build.c (low_pressure_loop_node_p): Likewise.
+	* ira-color.c (color_pass): Likewise.
+	* ira-emit.c (change_loop): Likewise.
+	* ira-lives.c (inc_register_pressure, dec_register_pressure)
+	(single_reg_class, ira_implicitly_set_insn_hard_regs)
+	(process_bb_node_lives): Likewise.
+	* loop-invariant.c (gain_for_invariant): Likewise.
+
+2012-05-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR target/52999
+	* config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
+	(pa_section_type_flags): New.
+	(pa_legitimate_constant_p): Revert previous change.
+
+2012-05-30  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* ira.c (allocate_initial_values): Make static.
+
+2012-05-30  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
+	Generate tls_initial_exec_64_sun only when !TARGET_X32.
+
+2012-05-30  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/53501
+	* fold-const.c (fold_binary_loc): Make sure to call
+	fold_plusminus_mult_expr with the original sign of operands.
+
+2012-05-30  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* Makefile.in: Fix many dependencies.
+	(DWARF2_H): Depend on dwarf2.def.
+	(RTL_ERROR_H): Depend on rtl-error.h.
+	(TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New.  Replace
+	all gimple-pretty-print.h and tree-pretty-print.h references.
+
+2012-05-30  Marc Glisse  <marc.glisse@inria.fr>
+
+	* simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
+	concatenations.
+
+2012-05-30  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/53522
+	* tree-emutls.c (gen_emutls_addr): Do not add globals to
+	referenced-vars.
+
+2012-05-30  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* explow.c (probe_stack_range): Restore simple control flow and stop
+	again when the probe cannot be generated if HAVE_check_stack.
+
+2012-05-30  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/53519
+	* combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
+	instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
+
+2012-05-30  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+
+	* config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
+
+2012-05-29  Jack Howarth  <howarth@bromo.med.uc.edu>
+
+	PR debug/53453
+	* doc/tm.texi: Update.
+	* doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
+	* target.def (force_at_comp_dir): New hook.
+	* config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
+	* dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
+
+2012-05-29  Jack Howarth  <howarth@bromo.med.uc.edu>
+
+	* config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
+	Darwin >= 10.
+	(DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
+	(DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
+
+2012-05-29  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/51340
+	* config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
+	flag_unsafe_math_optimizations is set.
+	* doc/invoke.texi (SH Options): Add -mno-fused-madd description.
+	Update description of -mfused-madd.
+
+2012-05-29  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/52941
+	* config/sh/predicates.md (atomic_arith_operand,
+	atomic_logical_operand): New predicates.
+	* config/sh/sh.c (sh_option_override): Check atomic options.
+	* config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
+	UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
+	(DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
+	UNSUPPORTED_HARD_ATOMIC_CPU.
+	* config/sh/sync.md: Update description comments.
+	(I12): New mode iterator.
+	(fetchop_predicate, fetchop_constraint): New code attributes.
+	(atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
+	atomic_exchangesi_hard, atomic_exchange<mode>_hard,
+	atomic_fetch_<fetchop_name>si_hard,
+	atomic_fetch_<fetchop_name><mode>_hard,
+	atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
+	atomic_<fetchop_name>_fetchsi_hard,
+	atomic_<fetchop_name>_fetch<mode>_hard,
+	atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
+	atomic_test_and_set_hard): New insns.
+	(atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
+	atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
+	atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
+	atomic_test_and_set_soft): Use same formatting for the first line of
+	the asm block as in new insns above.
+	(atomic_compare_and_swap<mode>, atomic_exchange<mode>,
+	atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
+	atomic_test_and_set): Integrate new *_hard insns into expanders.
+	* config/sh/sh.opt (mhard-atomic): New option.
+	* doc/invoke.texi (SH Options): Document it.
+
+2012-05-29  Meador Inge  <meadori@codesourcery.com>
+
+	* c-decl.c (c_push_function_context): Always create a new language
+	function.
+	(c_pop_function_context): Clear the language function created in
+	c_push_function_context.
+
+2012-05-29  Matt Turner  <mattst88@gmail.com>
+
+	* config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
+	(define_bypass "ev6_fcmov"): New.
+
+2012-05-29  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* integrate.c: Remove.
+	* integrate.h: Remove.
+	* Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
+	* config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
+	* config/rs6000/t-rs6000: Likewise
+	* config/spu/t-spu-elf: Likewise.
+	* function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
+	get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
+	from integrate.h to here.
+	(initial_value_entry): New prototype.
+	* reload.h (allocate_initial_values): Remove prototype.
+	* tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
+	* cse.c (fixed_base_plus_p): Don't handle virtual registers for
+	integrate.c.
+	* dwarf2out.c (set_decl_origin_self, set_block_origin_self,
+	set_decl_abstract_flags, set_block_abstract_flags): Move from
+	integrate.c to here, the only user.
+	* expmed.c (extract_fixed_bit_field): Remove outdated comment
+	about integrate.c.
+	* function.c: Don't include integrate.h.
+	(struct initial_value_pair, struct initial_value_struct,
+	get_hard_reg_initial_val, has_hard_reg_initial_val,
+	get_hard_reg_initial_reg, emit_initial_value_sets): Move from
+	integrate.c to here.
+	(initial_value_entry): New function.
+	* genemit.c (main): Don't print integrate.h include line.
+	* ira.c: Don't include integrate.h.
+	(allocate_initial_values): Move from integrate.c to here.
+	(ira): Update allocate_initial_values call.
+	* tree-inline.c: Don't include integrate.h.
+	(function_attribute_inlinable_p): Moved from integrate.c to here.
+	* cfgexpand.c: Don't include integrate.h.
+	* except.c: Likewise.
+	* langhooks.c: Likewise.
+	* passes.c: Likewise.
+	* toplev.c: Likewise.
+	* config/frv/frv.c: Likewise.
+	* config/pa/pa.c: Likewise.
+	* config/spu/spu.c: Likewise.
+	* config/epiphany/epiphany.c: Likewise.
+	* config/mep/mep.c: Likewise.
+	* config/score/score.c: Likewise.
+	* config/picochip/picochip.c: Likewise.
+	* config/sh/sh.c: Likewise.
+	* config/alpha/alpha.c: Likewise.
+	* config/microblaze/microblaze.c: Likewise.
+	* config/mips/mips.c: Likewise.
+	* config/v850/v850.c: Likewise.
+	* config/mmix/mmix.c: Likewise.
+	* config/bfin/bfin.c: Likewise.
+	* config/arm/arm.c: Likewise.
+	* config/s390/s390.c: Likewise.
+	* config/m32r/m32r.c: Likewise.
+	* config/rs6000/rs6000.c: Likewise.
+	* config/c6x/c6x.c: Include function.h instead of integrate.h.
+	* config/tilegx/tilegx.c: Likewise.
+	* config/tilepro/tilepro.c: Likewise.
+
+2012-05-29  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/t-avr (s-avr-mmcu-texi): Call
+	gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
+
+2012-05-29  Michael Matz  <matz@suse.de>
+
+	* rtl.h (assign_stack_temp, assign_stack_temp_for_type,
+	assign_temp): Remove 'keep' argument.
+	(mark_temp_addr_taken): Remove prototype.
+	* tree.h (expand_decl): Remove prototype.
+	* function.c (struct temp_slot): Remove addr_taken and keep member.
+	(assign_stack_temp_for_type) Don't initialize above, remove
+	keep argument.
+	(assign_stack_temp, assign_temp): Remove keep argument.
+	(mark_temp_addr_taken): Remove.
+	(preserve_temp_slots): Remove handling of addr_taken and keep members.
+	(free_temp_slots): Ditto.
+	* expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
+	dead code.
+	* stmt.c (expand_asm_operands): Remove dead code.
+	(expand_decl): Remove.
+	* c-decl.c (finish_struct): Don't call expand_decl.
+	* builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
+	and assign_stack_temp.
+	* calls.c (save_fixed_argument_area, initialize_argument_information,
+	expand_call, emit_library_call_value_1, store_one_arg): Ditto.
+	* expmed.c (extract_bit_field_1): Ditto.
+	* expr.c (emit_group_load_1, emit_group_store,
+	copy_blkmode_from_reg, emit_push_insn, expand_assignment,
+	store_field, expand_constructor, expand_cond_expr_using_cmove,
+	expand_expr_real_2, expand_expr_real_1): Ditto.
+	* stmt.c (expand_asm_operands, expand_return): Ditto.
+
+	* function.c (pop_temp_slots): Call free_temp_slots.
+	* calls.c (store_one_arg): Don't call preserve_temp_slots or
+	free_temp_slots.
+	* expr.c (expand_assignment): Don't call free_temp_slots.
+
+	* config/arm/arm.c (neon_expand_vector_init): Ditto.
+	* config/i386/i386.c (ix86_expand_vector_set): Ditto.
+	(ix86_expand_vector_extract): Ditto.
+	* config/ia64/ia64.c (spill_xfmode_rfmode_operand,
+	ia64_expand_movxf_movrf): Ditto.
+	* config/mips/mips.c (mips_expand_vi_general): Ditto.
+	* config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
+	extendsfdf2): Ditto.
+	* config/rs6000/rs6000.c (rs6000_expand_vector_init,
+	rs6000_expand_vector_set, rs6000_expand_vector_extract,
+	rs6000_allocate_stack_temp): Ditto.
+	* config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
+	* config/sparc/sparc.c (emit_soft_tfmode_libcall,
+	sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
+	sparc_expand_vector_init): Ditto.
+
+2012-05-29  Michael Matz  <matz@suse.de>
+
+	* c-tree.h (c_expand_decl): Remove prototype.
+
+	* expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
+	a kept temp.
+	(expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
+	* gimple-fold.c (canonicalize_constructor_val): Canonicalize
+	COMPOUND_LITERAL_EXPR.
+	* function.c (expand_function_start): Don't call expand_decl,
+	instead assert that we have RTL assigned.
+	* tree-ssa-live.c (remove_unused_locals): Clear
+	nonlocal_goto_save_area if its backing variable is removed.
+	* stmt.c (expand_asm_operands): Remove handling of non-lvalues
+	as mem inputs.
+	(expand_decl): Assert that this does nothing.
+	* calls.c (expand_call): Don't call mark_temp_addr_taken.
+
+2012-05-29  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53516
+	* tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
+	bitfield accesses.
+	* tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
+
+2012-05-29  Joseph Myers  <joseph@codesourcery.com>
+
+	* LANGUAGES: Fix typos.
+	* Makefile.in: Fix typos.
+	* alias.c: Fix typos.
+	* auto-inc-dec.c: Fix typos.
+	* bb-reorder.c: Fix typos.
+	* cfgcleanup.c: Fix typos.
+	* cgraph.c: Fix typos.
+	* cgraph.h: Fix typos.
+	* cgraphunit.c: Fix typos.
+	* collect2-aix.h: Fix typos.
+	* collect2.c: Fix typos.
+	* compare-elim.c: Fix typos.
+	* config/alpha/vms.h: Fix typos.
+	* config/arm/README-interworking: Fix typos.
+	* config/arm/arm.c: Fix typos.
+	* config/arm/iterators.md: Fix typos.
+	* config/arm/vxworks.h: Fix typos.
+	* config/avr/avr.c: Fix typos.
+	* config/avr/avr.h: Fix typos.
+	* config/avr/avr.md: Fix typos.
+	* config/avr/builtins.def: Fix typos.
+	* config/c6x/c6x.c: Fix typos.
+	* config/cr16/cr16.c: Fix typos.
+	* config/cr16/cr16.md: Fix typos.
+	* config/cris/cris.md: Fix typos.
+	* config/darwin.c: Fix typos.
+	* config/darwin.opt: Fix typos.
+	* config/i386/i386-c.c: Fix typos.
+	* config/i386/i386.c: Fix typos.
+	* config/ia64/ia64.c: Fix typos.
+	* config/m68k/cf.md: Fix typos.
+	* config/mep/mep.c: Fix typos.
+	* config/microblaze/microblaze.c: Fix typos.
+	* config/microblaze/microblaze.h: Fix typos.
+	* config/mn10300/mn10300.c: Fix typos.
+	* config/mn10300/mn10300.md: Fix typos.
+	* config/pa/pa.c: Fix typos.
+	* config/picochip/picochip.h: Fix typos.
+	* config/rs6000/a2.md: Fix typos.
+	* config/rs6000/rs6000.c: Fix typos.
+	* config/rs6000/vector.md: Fix typos.
+	* config/rx/rx.md: Fix typos.
+	* config/rx/rx.opt: Fix typos.
+	* config/s390/2097.md: Fix typos.
+	* config/s390/s390.c: Fix typos.
+	* config/s390/s390.h: Fix typos.
+	* config/sh/sh.c: Fix typos.
+	* config/sh/sh.md: Fix typos.
+	* config/sparc/sync.md: Fix typos.
+	* config/spu/spu.c: Fix typos.
+	* config/spu/spu.md: Fix typos.
+	* config/vms/vms.c: Fix typos.
+	* config/vxworks-dummy.h: Fix typos.
+	* config/vxworks.h: Fix typos.
+	* cselib.c: Fix typos.
+	* df-scan.c: Fix typos.
+	* df.h: Fix typos.
+	* doc/extend.texi: Fix typos.
+	* doc/install.texi: Fix typos.
+	* doc/invoke.texi: Fix typos.
+	* doc/md.texi: Fix typos.
+	* doc/plugins.texi: Fix typos.
+	* doc/rtl.texi: Fix typos.
+	* dse.c: Fix typos.
+	* dwarf2asm.c: Fix typos.
+	* dwarf2out.c: Fix typos.
+	* except.h: Fix typos.
+	* expr.c: Fix typos.
+	* fold-const.c: Fix typos.
+	* gcc.c: Fix typos.
+	* gcse.c: Fix typos.
+	* genautomata.c: Fix typos.
+	* gengtype-state.c: Fix typos.
+	* gengtype.c: Fix typos.
+	* genhooks.c: Fix typos.
+	* gimple-fold.c: Fix typos.
+	* gimple-pretty-print.c: Fix typos.
+	* gimple.c: Fix typos.
+	* gimple.h: Fix typos.
+	* gimplify.c: Fix typos.
+	* graphite-interchange.c: Fix typos.
+	* graphite-sese-to-poly.c: Fix typos.
+	* ifcvt.c: Fix typos.
+	* input.c: Fix typos.
+	* ipa-cp.c: Fix typos.
+	* ipa-inline-analysis.c: Fix typos.
+	* ipa-inline-transform.c: Fix typos.
+	* ipa-inline.c: Fix typos.
+	* ipa-pure-const.c: Fix typos.
+	* ipa-ref.h: Fix typos.
+	* ipa-reference.c: Fix typos.
+	* ipa-utils.c: Fix typos.
+	* ipa.c: Fix typos.
+	* ira-emit.c: Fix typos.
+	* ira-lives.c: Fix typos.
+	* lto-streamer.c: Fix typos.
+	* lto-streamer.h: Fix typos.
+	* lto-wrapper.c: Fix typos.
+	* mcf.c: Fix typos.
+	* mode-switching.c: Fix typos.
+	* modulo-sched.c: Fix typos.
+	* plugin.c: Fix typos.
+	* postreload.c: Fix typos.
+	* sched-deps.c: Fix typos.
+	* sel-sched-ir.c: Fix typos.
+	* sel-sched-ir.h: Fix typos.
+	* sel-sched.c: Fix typos.
+	* sese.c: Fix typos.
+	* stor-layout.c: Fix typos.
+	* target-hooks-macros.h: Fix typos.
+	* target.def: Fix typos.
+	* trans-mem.c: Fix typos.
+	* tree-eh.c: Fix typos.
+	* tree-predcom.c: Fix typos.
+	* tree-sra.c: Fix typos.
+	* tree-ssa-address.c: Fix typos.
+	* tree-ssa-loop-ivopts.c: Fix typos.
+	* tree-ssa-loop-niter.c: Fix typos.
+	* tree-ssa-math-opts.c: Fix typos.
+	* tree-ssa-pre.c: Fix typos.
+	* tree-ssa-propagate.c: Fix typos.
+	* tree-ssa-reassoc.c: Fix typos.
+	* tree-ssa-sccvn.c: Fix typos.
+	* tree-ssa-ter.c: Fix typos.
+	* tree-ssa-uninit.c: Fix typos.
+	* tree-ssanames.c: Fix typos.
+	* tree-vect-generic.c: Fix typos.
+	* tree-vect-slp.c: Fix typos.
+	* tree.c: Fix typos.
+	* tree.h: Fix typos.
+	* varasm.c: Fix typos.
+	* varpool.c: Fix typos.
+
+2012-05-29  Joseph Myers  <joseph@codesourcery.com>
+
+	* doc/include/texinfo.tex: Update to version 2012-05-16.16.
+
+2012-05-29  Richard Guenther  <rguenther@suse.de>
+
+	* tree-dfa.c (find_vars_r): Do not call add_referenced_vars
+	for globals.
+	(add_referenced_var_1): Re-organize.  Assert we are not
+	called for globals.
+	(remove_referenced_var): Likewise.
+	* varpool.c (add_new_static_var): Use create_tmp_var_raw.
+	* tree-mudflap.c (execute_mudflap_function_ops): Do not
+	call add_referenced_var on globals.
+	* matrix-reorg.c (transform_access_sites): Likewise.
+
+2012-05-29  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* alias.c (reg_known_value): Make this a VEC.
+	(reg_known_equiv_p): Make this an sbitmap.
+	(reg_known_value_size): Remove.
+	(get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
+	set_reg_known_equiv_p): Update for reg_known_value and
+	reg_known_value_size data structure change.
+	(init_alias_analysis, end_alias_analysis): Likewise.
+
+2012-05-29  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/53510
+	* input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
+	to avoid leaking memory.  No need to handle memory allocation
+	failure.  Double string_len on each reallocation instead of adding 2.
+	* gcov.c (read_line): Likewise.
+
+2012-05-29  Hans-Peter Nilsson  <hp@axis.com>
+
+	* config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
+	New macros.
+	* config/cris/cris.md ("trap"): Define, enabled for
+	TARGET_TRAP_USING_BREAK8.
+	* config/cris/cris.opt (mtrap-using-break8): New option.
+
+2012-05-28  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	PR c++/25137
+	* doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
+	for C++.
+
+2012-05-28  Hans-Peter Nilsson  <hp@axis.com>
+
+	* doc/md.texi (stack_protect_test): Remove negation of branch to label.
+	(Standard Names): Fix typos in documentation of atomic patterns.
+
+2012-05-27  Nathan Sidwell  <nathan@acm.org>
+
+	* tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
+
+2012-05-26  Jason Merrill  <jason@redhat.com>
+
+	PR c++/53220
+	* c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
+	about array compound literals.
+
+2012-05-26  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
+	if CLEANUP_NO_INSN_DEL.
+	* cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
+	from cfg_layout_merge_blocks.
+	(emit_nop_for_unique_locus_between): New function.
+	(rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
+	(cfg_layout_merge_blocks): Likewise.
+
+2012-05-26  Dimitrios Apostolou  <jimis@gmx.net>
+	    Paolo Bonzini  <bonzini@gnu.org>
+
+	* df-scan.c (df_def_record_1): Assert a parallel must contain an
+	EXPR_LIST at this point.  Receive the LOC and move its extraction...
+	(df_defs_record): ... here. Change if-else to a switch statement.
+	(df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
+	(df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
+	and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
+	DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
+	regs_invalidated_by_call.
+	(df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
+	df_get_call_refs().
+
+2012-05-25  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR lto/52178
+	* tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
+	* tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
+
+2012-05-25  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	* config/rs6000/t-linux64: Delete the 32-bit multilib that uses
+	software floating point emulation.  No longer build the multilibs
+	with -mstrict-align.
+
+2012-05-25  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR middle-end/53008
+	* trans-mem.c (ipa_tm_create_version_alias): Output new_node if
+	accessed indirectly.
+	(ipa_tm_create_version): Same.
+
+2012-05-25  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/53474
+	* config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
+	<case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
+
+2012-05-25  Alexander Ivchenko  <alexander.ivchenko@intel.com>
+
+	PR target/53435
+	* config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
+	(ix86_expand_vec_perm): Use int mode instead of float.
+	(expand_vec_perm_pshufb): Remove handling of useseless type
+	conversion.
+
+2012-05-25  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR ada/52362
+	* config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
+	gnu_ld variables to yes.
+	* configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
+	(HAVE_GNU_AS): Likewise.
+	* config.in: Regenerate.
+	* configure: Likewise.
+
+2012-05-25  Tristan Gingold  <gingold@adacore.com>
+
+	* config/i386/i386.c (struct ix86_frame): Remove unused frame field.
+	(ix86_compute_frame_layout): Fix type of stack_alignment_needed
+	and preferred_alignment.
+
+2012-05-25  Tristan Gingold  <gingold@adacore.com>
+
+	* common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
+
+2012-05-25  Thomas Schwinge  <thomas@codesourcery.com>
+
+	* fold-const.c (optimize_bit_field_compare): Abort early in the strict
+	volatile bitfields case.
+
+2012-05-24  Pat Haugen  <pthaugen@us.ibm.com>
+
+	* config/rs6000/rs6000.c (rs6000_option_override_internal): Change
+	rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
+	(adjacent_mem_locations): Move some code to and call...
+	(get_memref_parts): ...new function.
+	(mem_locations_overlap): New function.
+	(rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
+	(is_mem_ref): Rename to...
+	(find_mem_ref): ...this. Return MEM rtx.
+	(get_store_dest): Remove function.
+	(is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
+	new parameter and adjust calls.
+	(rs6000_is_costly_dependence): Update calls for extra arg. Make sure
+	mem refs overlap for true_store_to_load_dep_costly.
+	(rs6000_sched_reorder2): Update calls for extra arg. Adjust args
+	passed to adjacent_mem_locations.
+	(is_costly_group): Walk resolved dependency list.
+	(force_new_group): Emit group ending nop for Power6/Power7.
+	* config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
+	(group_ending_nop): New define_insn.
+
+2012-05-24  Dodji Seketeli  <dodji@redhat.com>
+
+	Make unwound macro expansion trace less redundant
+	* tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
+	context of macro definition in the trace, when it's redundant.
+	Update comments.
+
+2012-05-24  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/53460
+	* tree-profile.c (tree_profiling): Cleanup the CFG if
+	execute_fixup_cfg requests it.
+
+2012-05-24  Richard Guenther  <rguenther@suse.de>
+
+	* tree-flow.h (create_var_ann): Remove.
+	* tree-dfa.c (create_var_ann): Remove and inline into its
+	single caller ...
+	(add_referenced_var_1): ... here.
+	* varpool.c (add_new_static_var): Do not call add_referenced_var
+	for global vars.
+	* gimple-fold.c (canonicalize_constructor_val): Likewise.
+	* tree-switch-conversion.c (build_one_array): Likewise.
+	* tree-profile.c (gimple_gen_ic_profiler): Likewise.
+	* tree-flow-inline.h (gimple_referenced_vars): Guard against
+	NULL fn argument.
+	* tree-inline.c (remap_gimple_op_r): Likewise.  Check
+	gimple_referenced_vars instead of gimple_in_ssa_p.
+	(copy_tree_body_r): Likewise.
+	(setup_one_parameter): Likewise.
+	(declare_return_variable): Likewise.
+	(tree_function_versioning): Likewise.
+
+2012-05-24  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/53465
+	* tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
+	vr0 into *vr, then vrp_meet that.
+	(vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
+	have any equivalences.
+	(vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
+	first time.
+
+2012-05-24  Jim MacArthur  <jim.macarthur@arm.com>
+
+	* recog.c (reg_fits_class_p): Check both regno and regno + offset are
+	hard registers.
+	* regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
+	check end_regno - 1 is a hard register.
+
+2012-05-24  Richard Guenther  <rguenther@suse.de>
+
+	* varpool.c (add_new_static_var): Remove call to create_var_ann.
+	* tree-ssa-operands.c (create_vop_var): Likewise.
+
+2012-05-24  Richard Guenther  <rguenther@suse.de>
+
+	PR bootstrap/53466
+	* tree-ssa-live.c (remove_unused_scope_block_p): Properly
+	handle globals.
+	(remove_unused_locals): Pass global_unused_vars to
+	remove_unused_scope_block_p.  Restore code walking all
+	referenced vars and pruning them.
+
+2012-05-23  Jan Hubicka  <jh@suse.cz>
+
+	* tree.h (alias_diag_flags): Remove.
+	(alias_pair): Remove emitted_diags.
+	(finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
+	symbol_alias_set_t, symbol_alias_set_destroy,
+	symbol_alias_set_contains, propagate_aliases_backward): Remove.
+	* toplev.c (compile_file): Do not call finish_aliases_2
+	* cgraphunit.c (cgraph_process_new_functions): Do not call
+	finish_aliases_1.
+	(handle_alias_pairs): Output diagnostics about aliases to externals.
+	(assemble_thunks_and_aliases): Use do_assemble_alias.
+	(output_weakrefs): Likewise.
+	(finalize_compilation_unit): Do not call finish_aliases_1.
+	* ipa.c (symtab_remove_unreachable_nodes): De not call
+	remove_unreachable_alias_pairs.
+	* varasm.c (do_assemble_alias): Export.
+	(symbol_alias_set_create, symbol_alias_set_destroy,
+	symbol_alias_set_contains, symbol_alias_set_insert,
+	propagate_aliases_forward, propagate_aliases_backward,
+	propagate_aliases_backward, trivially_visible_alias,
+	trivially_defined_alias, remove_unreachable_alias_pairs,
+	finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
+	* output.h (do_assemble_alias): Declare.
+	* varpool.c (varpool_remove_unreferenced_decls): Do not call
+	finish_aliases_1.
+
+2012-05-23  Martin Jambor  <mjambor@suse.cz>
+
+	* ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
+
+2012-05-23  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
+	size handling.
+	(gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
+	(iterative_hash_gimple_type): Adjust comment.
+	(iterative_hash_canonical_type): Likewise.  Hash the bounds of the
+	domain for an array type instead of the domain type itself.
+
+2012-05-23  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53438
+	* tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
+
+2012-05-23  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/53448
+	* config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
+	* config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
+	ASM_OUTPUT_ALIGN.
+
+2012-05-23  Richard Guenther  <rguenther@suse.de>
+
+	* tree-dfa.c (add_referenced_var_1): Do not add global vars.
+	* tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
+	via the global_unused_vars bitmap.
+	(remove_unused_locals): Handle global vars in local-decls via
+	a global_unused_vars bitmap instead of the used flag in the
+	var annotation.  Simplify global variable handling and removal.
+
+2012-05-22  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/53426
+	* tree-ssa-structalias.c (create_variable_info_for): Skip constructors
+	from other partitions.
+
+2012-05-22  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/53161
+	* symtab.c (symtab_register_node): Fix ordering issue.
+
+2012-05-22  Steven Drake <sbd@NetBSD.org>
+
+	* gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
+
+2012-05-22  David Edelsohn  <dje.gcc@gmail.com>
+
+	* config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
+	Use strip_name_encoding target hook.
+
+2012-05-22  Richard Guenther  <rguenther@suse.de>
+
+	* tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
+	(init_function_for_compilation): Remove.
+	* tree-dfa.c (find_vars_r): Take struct function argument.
+	(find_referenced_vars_in): Adjust.
+	* tree-ssa-operands.c (clobber_stats): Remove.
+	(create_vop_var): Take struct function argument.  Mark
+	virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
+	(init_ssa_operands): Take struct function argument.
+	(fini_ssa_operands): Do not dump dead stats.
+	* tree-ssa-operands.h (init_ssa_operands): Take struct function
+	argument.
+	* cgraphunit.c (init_lowered_empty_function): Adjust.
+	* lto-streamer-in.c (input_cfg): Likewise.
+	* tree-inline.c (initialize_cfun): Likewise.
+	* tree-into-ssa.c (rewrite_into_ssa): Likewise.
+	* omp-low.c (expand_omp_taskreg): Likewise.  Avoid switching cfun.
+	* gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
+	virtual operands are not registers.
+
+2012-05-22  Richard Guenther  <rguenther@suse.de>
+
+	* tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
+
+2012-05-22  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/53437
+	* tree-inline.c (setup_one_parameter): Create a dummy init
+	statement for unused parameters when not optimizing.
+
+2012-05-22  Richard Guenther  <rguenther@suse.de>
+
+	* tree-flow.h (add_referenced_var_1): Declare.
+	(add_referenced_var): Define.
+	* tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
+	(add_referenced_var): Rename to ...
+	(add_referenced_var_1): ... this.  Take struct function argument.
+
+2012-05-22  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+
+	PR target/53334
+	* config/arm/arm-protos.h (arm_validize_comparison): Declare.
+	* config/arm/arm.c (arm_validize_comparison): Define.
+	* config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
+	arm_validize_comparison.
+	("cbranchdi4"): Likewise.
+	("cstoredi4"): Likewise.
+	("movsicc"): Likewise.
+	("movsfcc"): Likewise.
+	("movdfcc"): Likewise.
+
+2012-05-22  Dimitrios Apostolou  <jimis@gmx.net>
+
+	* df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
+	the mw_reg_pool size.
+
+2012-05-22  Paolo Bonzini  <bonzini@gnu.org>
+
+	PR tree-optimization/53336
+	* tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
+	non-integer integral types to offset type and vice versa.
+
+2012-05-22  Alan Modra  <amodra@gmail.com>
+
+	* config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
+	* config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
+	* config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
+	V_SAVE_INLINE): Delete.
+	* config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
+	(rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
+	For ELF targets, use out-of-line restores for -Os and any number
+	of regs if the restore exits, and out-of-line gp save for two or
+	more regs.  Use save_reg_p to test for holes in reg restore set.
+	Replace "#if" with "if".
+
+2012-05-22  Alan Modra  <amodra@gmail.com>
+
+	* config/rs6000/rs6000.c (save_reg_p): New function.
+	(first_reg_to_save, first_fp_reg_to_save): Use it here.
+	(first_altivec_reg_to_save, restore_saved_cr): Likewise.
+	(emit_frame_save): Use gen_frame_store.
+	(gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
+	(rs6000_emit_prologue): Use save_reg_p.  Use gen_frame_store for
+	vrsave and toc.
+	(rs6000_emit_epilogue): Use save_reg_p.  Use gen_frame_load for
+	vrsave, toc, gp and fp restores.
+
+2012-05-22  Alan Modra  <amodra@gmail.com>
+
+	* config/rs6000/rs6000.c: Delete unnecessary forward declarations.
+	Move those with ATTRIBUTE_UNUSED to immediately before definitions.
+	Move function pointer variables after forward declarations.
+	(rs6000_builtin_support_vector_misalignment): Make static.
+	(rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
+	(rs6000_function_value, rs6000_can_eliminate): Likewise.
+
+2012-05-21  Bernd Schmidt  <bernds@codesourcery.com>
+
+	PR rtl-optimization/53373
+	* caller-save.c (save_call_clobbered_regs): Look into a possible
+	PARALLEL manually rather than using single_set on a call insn.
+
+2012-05-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/53436
+	* omp-low.c (omp_build_component_ref): New function.
+	(build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
+
+2012-05-21  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
+	arguments to bool.
+	(ix86_print_operand) <case 'O'>: Look at mode size of the operand.
+	Do not print '.' here.  Output operand lossage error for unhandled
+	sizes.  Move.
+	<case '*'>: Move.
+	<case '&'>: Ditto.
+	<case 'Y'>: Ditto.
+	<case 'z'>: Hardcode "code" argument into error strings.
+	<case 'Z'>: Ditto.
+	<case 'D'>: Merge AVX and non-AVX codes.
+	<case 'C', case 'c', case 'F', case 'f'>: Merge.  Fix error string.
+	Update call to put_condition_code.
+
+2012-05-21  Andreas Schwab  <schwab@linux-m68k.org>
+
+	* config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2.  Call
+	CC_STATUS_INIT.
+	(clzsi2): New expander.
+	(*clzsi2_68k): New insn.
+	* config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
+
+2012-05-21  Aldy Hernandez  <aldyh@redhat.com>
+
+	* gimple.h (gimple_set_in_transaction): Remove.
+	(gimple_in_transaction): Look in BB instead.
+	(gimple_statement_base): Remove in_transaction field.
+	* basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
+	* trans-mem.c (compute_transaction_bits): Place transaction bit
+	information into basic blocks.
+
+2012-05-21  Andreas Schwab  <schwab@linux-m68k.org>
+
+	* expr.c (get_def_for_expr_class): Define only if
+	HAVE_conditional_move.
+	(convert_tree_comp_to_rtx): Likewise.
+
+2012-05-21  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/53399
+	* config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
+	for TARGET_BMI.
+	(ffssi2_no_cmove): Ditto.
+	(*ffs<mode>_1): Remove insn pattern.
+	(*tzcnt<mode>_1): New insn pattern.
+	(*bsf<mode>1): Ditto.
+
+2012-05-21  Richard Guenther  <rguenther@suse.de>
+
+	* tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
+	more referenced vars.
+	* tree-ssa-live.c (mark_all_vars_used_1): Only set the used
+	flag on variables that have a var-annotation.
+
+2012-05-21  Joseph Myers  <joseph@codesourcery.com>
+
+	PR c/53418
+	* c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
+	from folded operands before wrapping another around the
+	conditional expression.
+
+2012-05-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/53366
+	* tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
+	tests if complex_numbers == 2, but there are non-complex number loads
+	too.
+
+	PR tree-optimization/53409
+	* tree-vect-loop.c (vect_analyze_loop_operations): Don't check
+	vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
+
+	PR tree-optimization/53410
+	* fold-const.c (fold_binary_loc): Use build_zero_cst (type)
+	instead of build_int_cst (type, 0) where vector types might be
+	involved. Instead of build_int_cst (type, 1) convert the original
+	integer_onep argument to the desired type.
+
+2012-05-21  Michael Matz  <matz@suse.de>
+
+	* genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
+	(simplify_test_exp): Handle one more case of distributive law,
+	decrease cost threshold.
+	(tests_attr_p, get_attr_order): New functions.
+	(optimize_attrs): Use topological order, inline only cheap values.
+	(write_attr_set): Reset our_known_true after some time.
+
+2012-05-21  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/53425
+	* config/i386/i386.c (type_natural_mode): Warn passing SSE
+	vector argument without SSE enabled changes the ABI.
+
+2012-05-21  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53408
+	* tree-vect-loop.c (vectorizable_induction): Properly check
+	the restriction that we cannot handle induction results from
+	the inner loop outside of the outer loop.
+
+2012-05-21  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/53416
+	* config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
+	(UNSPECV_RDRAND): This.
+	(rdrand<mode>_1): Updated.
+
+2012-05-21  Richard Guenther  <rguenther@suse.de>
+
+	* tree-loop-distribution.c (can_generate_builtin): Reject
+	volatile stmts.
+
+2012-05-21  Chung-Lin Tang  <cltang@codesourcery.com>
+
+	* Makefile.in (options.c): Add options.h to included header
+	files, before tm.h.
+
+2012-05-21  Razya Ladelsky  <razya@il.ibm.com>
+
+	* tree-parloops.c : Add myself to contributors, update
+	TODO list, add link to wiki.
+
+2012-05-21  Alan Modra  <amodra@gmail.com>
+
+	* config/rs6000/predicates.md (input_operand): Don't match
+	constant pool addresses.  Remove label_ref, high and plus from
+	match_code list.  Remove redundant CONSTANT_P test.
+	(splat_input_operand): Similarly update match_code list.
+	(small_toc_ref): New predicate.
+	* config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
+	* config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
+	(legitimate_constant_pool_address_p): Move TARGET_TOC test and
+	register checks to..
+	(toc_relative_expr_p): ..here.  Add "strict" param.  Match new rtl
+	generated by create_TOC_reference.
+	(rs6000_legitimize_address): Update cerate_TOC_reference call.
+	(rs6000_delegitimize_address): Handle new rtl for toc refs.
+	(rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
+	(use_toc_relative_ref): New function, split out from..
+	(rs6000_emit_move): ..here.  Remove redundant tests.  Update
+	create_TOC_reference calls.
+	(rs6000_legitimize_reload_address): Formatting.  Handle splitting
+	of medium/large model toc addresses.  Use use_toc_relative_ref.
+	(print_operand): Formatting, style.  Adjust for toc changes.
+	(print_operand_address): Likewise.
+	(rs6000_output_addr_const_extra): Likewise.
+	(create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
+	than a PLUS.  Use this formulation for both high and low part
+	of -mcmodel=medium/large toc reference too.  Before reload,
+	always use the small model formulation.
+	* config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
+	a PLUS in high part of addresses here.
+	(tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
+	(tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
+	(largetoc_high, largetoc_low): Move earlier.  Cope when no
+	base reg available.
+	(largetoc_high_plus): New insn.
+	(movsi_internal1, movsi_internal1_single, movsf_softfloat,
+	movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
+	(tocref): ..instead do so here, new insn and split.
+
+2012-05-20  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/driver-i386.c (host_detect_local_cpu): Support
+	RDRND, F16C and FSGSBASE.
+
+2012-05-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR rtl-optimzation/53373
+	* config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
+	call pattern.  Update split patterns.
+	(call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
+	call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
+
+2012-05-20  Razya Ladelsky  <razya@il.ibm.com>
+
+	* tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
+	for outer loops.
+
+2012-05-18  Jan Hubicka  <jh@suse.cz>
+
+	* cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
+	(cgraph_process_new_functions): Process also aliases.
+	* lto-streamer-out.c (struct sets): Remove.
+	(trivally_defined_alias): Remove.
+	(output_alias_pair_p): Remove.
+	(output_unreferenced_globals): Remove.
+	(produce_symtab); Do not handle alias pairs.
+	(produce_asm_for_decls): Likewise.
+	* lto-streamer-in.c (input_alias_pairs): Remove.
+	(lto_read_body): Do not input alias pairs.
+	(lto_input_constructors_and_inits): Remove.
+
+2012-05-18  Jan Hubicka  <jh@suse.cz>
+
+	* cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
+	aliases.
+
+2012-05-18  Jan Hubicka  <jh@suse.cz>
+
+	* cgraphbuild.c (record_reference): Update.
+	* lto-cgraph.c (lto_output_varpool_node): External vars
+	are not in other partition even if they are not output
+	in current partition.
+	* gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
+	argument; fix.
+	(canonicalize_constructor_val): Take FROM_DECL argument.
+	(fold_ctor_reference, fold_string_cst_ctor_reference,
+	fold_array_ctor_reference, fold_nonarray_ctor_reference,
+	fold_ctor_reference): Likewise.
+	(fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
+	* gimple.h (gimple_fold_builtin): Likewise.
+
+2012-05-18  Olivier Hainque  <hainque@adacore.com>
+
+	* Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
+	$(libsubdir) as libexecsubdir.
+
+2012-05-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	* config/rs6000/rs6000.c (print_operand): Revise code that unsafely
+	relied on signed overflow behavior.
+
+2012-05-18  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53346
+	* tree-loop-distribution.c (ldist_gen): Make sure to apply
+	builtin transform even when only a single partition with
+	all reads/writes exists.
+
+2012-05-18  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53390
+	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
+	strided loads.
+
+2012-05-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	* tree-ssa-reassoc.c (bip_map): Remove decl.
+	(completely_remove_stmt): Remove function.
+	(remove_def_if_absorbed_call): Remove function.
+	(remove_visited_stmt_chain): Remove __builtin_powi handling.
+	(possibly_move_powi): Remove function.
+	(rewrite_expr_tree): Remove calls to possibly_move_powi.
+	(rewrite_expr_tree_parallel): Likewise.
+	(attempt_builtin_powi): Build multiplies explicitly rather than
+	relying on the ops vector and rank system.
+	(transform_stmt_to_copy): New function.
+	(transform_stmt_to_multiply): Likewise.
+	(reassociate_bb): Handle leftover operations after __builtin_powi
+	optimization; build a final multiply if necessary.
+
+2012-05-18  Jan Hubicka  <jh@suse.cz>
+
+	* cgraphunit.c (varpool_finalize_decl): Allow external decls.
+	(mark_functions_to_output): Fix sanity check.
+	* ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
+
+2012-05-18  Richard Guenther  <rguenther@suse.de>
+
+	* tree-flow.h (mark_symbols_for_renaming): Remove.
+	* tree-dfa.c (mark_symbols_for_renaming): Likewise.
+	* tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
+	(copy_debug_stmt): Likewise.
+	(expand_call_inline): Likewise.
+	(declare_return_variable): Mark the return variable for renaming
+	if necessary.
+
+2012-05-18  Andrew Stubbs  <ams@codesourcery.com>
+
+	* config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
+	prototype.
+	* config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
+	* config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
+	(ashrdi3,lshrdi3): Likewise.
+	(arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
+
+2012-05-18  Meador Inge  <meadori@codesourcery.com>
+
+	PR rtl-optimization/53352
+	* cse.c (equiv_constant): Ignore paradoxical subregs.
+
+2012-05-17  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR rtl-optimization/53125
+	* regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
+	argument.  Simplify calculation of REG_LIVE_LENGTH for regnos that
+	die in the basic block.  Correctly top off REG_FREQ and
+	REG_FREQ_CALLS_CROSSED.
+	Remove do_not_gen.
+	(regstat_compute_ri): Allocate and free local_live_last_luid.
+	Remove do_not_gen.
+	(regstat_bb_compute_calls_crossed): Correctly top off
+	REG_FREQ_CALLS_CROSSED.
+
+2012-05-17  Jan Hubicka  <jh@suse.cz>
+
+	* lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
+	constructor over decl without.
+	* cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
+	* cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
+	* cgraphunit.c (process_function_and_variable_attributes): Finalize
+	extrnal decls.
+	(mark_functions_to_output): Also accept bodies for functions with
+	clones.
+	(output_in_order): Skip external vars.
+	* lto-cgraph.c (lto_output_node): External functions are never in other
+	partition.
+	(lto_output_varpool_node): Likewise.
+	* lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
+	forgotten initializers.
+	* ipa.c (process_references): Handle external vars.
+	(symtab_remove_unreachable_nodes): Update to handle external vars.
+	(varpool_externally_visible_p): External vars are externally visible.
+	* gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
+	* varpool.c (varpool_remove_node): Remove constructor.
+	(decide_is_variable_needed): Handle externals.
+	(varpool_remove_unreferenced_decls): Likewise.
+
+2012-05-17  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
+	(enable_warning_as_error): Do not special case Wuninitialized.
+	* optc-gen.awk: Add sanity checks.
+
+2012-05-17  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-reference.c (is_proper_for_analysis): Do not check flags
+	that might change as result of global optimization.
+	(analyze_function): Do not check analyzed and externally_visible
+	flags; be happy about address dereferences.
+	(propagate): Prune all_module_statics so it really contains just
+	statics; prune all the local summaries.
+	(ipa_reference_write_optimization_summary): Simplify.
+
+2012-05-17  Kwok Cheung Yeung  <kcy@codesourcery.com>
+
+	* config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
+	* config/m68k/m68k-tables.opt: Regenerated.
+	* doc/invoke.texi (M680x0 Options): Document.
+
+2012-05-16  Dave Boutcher  <daveboutcher@gmail.com>
+	    Patrick Marlier  <patrick.marlier@gmail.com>
+
+	* trans-mem.c (ipa_tm_transform_clone): Transform functions with
+	indirect calls.
+
+2012-05-16  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* configure: Regenerated.
+
+2012-05-16  Andrew Pinski  <apinski@cavium.com>
+
+	* gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
+	GIMPLE_ASSIGN.
+
+2012-05-16  David S. Miller  <davem@davemloft.net>
+
+	* jump.c (delete_related_insns): If we remove a CALL, make sure
+	we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
+
+2012-05-16  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	PR tree-optimization/53217
+	* tree-ssa-reassoc.c (bip_map): New static variable.
+	(possibly_move_powi): Move feeding multiplies with __builtin_powi call.
+	(attempt_builtin_powi): Save feeding multiplies on a stack.
+	(reassociate_bb): Create and destroy bip_map.
+
+2012-05-16  Olivier Hainque  <hainque@adacore.com>
+
+	* Makefile.in (install-no-fixedincludes): New target, former toplevel
+	gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
+	Add comments and improve stamp preservation across the whole sequence.
+	(stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
+
+2012-05-16  Richard Guenther  <rguenther@suse.de>
+
+	* tree-inline.c (insert_init_stmt): Do not call
+	mark_symbols_for_renaming.
+	(setup_one_parameter): Avoid initializing unused parameters.
+	(declare_return_variable): Properly handle DECL_BY_REFERENCE
+	return vars in SSA form.
+
+2012-05-16  Richard Guenther  <rguenther@suse.de>
+
+	* tree-flow.h (get_virtual_var): Remove.
+	* tree-dfa.c (get_virtual_var): Likewise.
+
+2012-05-16  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
+	Remove set-only bitmap of new names.
+	(slpeel_tree_peel_loop_to_edge): Likewise.  Do not set
+	CFG hooks.
+	* tree-flow.h (ssa_names_to_replace): Remove.
+	* tree-into-ssa.c (ssa_names_to_replace): Likewise.
+
+2012-05-16  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53364
+	* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
+	detect a view-conversion of the decl.
+
+2012-05-16  Dodji Seketeli  <dodji@redhat.com>
+
+	PR preprocessor/7263
+	* c-tree.h (enum c_declspec_word): Declare new enum.
+	(struct c_declspecs::locations): New member.
+	(declspecs_add_qual, declspecs_add_scspec)
+	(declspecs_add_addrspace, declspecs_add_alignas): Take a new
+	location parameter.
+	* c-decl.c (build_null_declspecs): Initialize the new struct
+	c_declspecs::locations member.
+	(declspecs_add_addrspace): Take a location parameter for the
+	address space.  Store it onto declaration specifiers.
+	(declspecs_add_qual): Likewise, take a location parameter for the
+	qualifier.
+	(declspecs_add_type): Likewise, take a location parameter for the
+	type specifier.
+	(declspecs_add_scspec): Likewise, take a location parameter for
+	the storage class specifier.
+	(declspecs_add_attrs): Likewise, take a location parameter for the
+	first attribute.
+	(declspecs_add_alignas): Likewise, take a location parameter for
+	the alignas token.
+	(finish_declspecs): For diagnostics, use the location of the
+	relevant declspec, instead of the global input_location.
+	* c-parser.c (c_parser_parameter_declaration): Pass the precise
+	virtual location of the declspec to the declspecs-setters.
+	(c_parser_declspecs): Likewise.  Avoid calling c_parser_peek_token
+	repeatedly.
+
+2012-05-16  Igor Zamyatin  <igor.zamyatin@intel.com>
+
+	* configure.ac: Stack protector enabling for Android targets.
+	* configure: Regenerate.
+
+2012-05-16  Richard Sandiford  <r.sandiford@uk.ibm.com>
+
+	* ira.c (pseudo_move_insn): Delete.
+	(find_moveable_pseudos): Don't set it.
+	(move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
+	the definitions of the original pseudo.  Delete all of them.
+
+2012-05-16  Olivier Hainque  <hainque@adacore.com>
+
+	* config/rs6000/rs6000-opts.h (enum processor_type): Add
+	PROCESSOR_PPC8548.
+	* config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
+	* config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
+	* config/rs6000/8540.md: indicate that the units/patterns apply to
+	ppc8548 as well.
+
+	* config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
+	default_cpu into implicit_cpu, conveying what --with-cpu was passed at
+	configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
+	related flags,	check that what is queried is supported by the selected
+	configuration. Rework the single/double_float and MASK_STRING resets to
+	hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
+	costs for PROCESSOR_PPC8548 as well.
+	(rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
+	(rs6000_use_sched_lookahead): Likewise, rewriting function as a case
+	statement instead of a sequence of ifs.
+
+	* config/rs6000/rs6000.h (TARGET_E500): Remove.
+	(TARGET_NO_LWSYNC): Adjust accordingly.
+	* config/rs6000/e500.h (TARGET_E500): Remove.
+	(CHECK_E500_OPTIONS): Adjust accordingly.
+	* config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
+	(TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
+	* config/rs6000/linuxspe.h: Likewise.
+	* config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
+	superfluous comments.
+	* config/rs6000/e500-double.h: Remove.
+
+	* config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
+	default to with_cpu=8548 if --enable-e500-double, and to 8540
+	otherwise.
+	(set misc flags section): For powerpc*|rs6000*, remove inclusion
+	of e500-double.h for --enable-e500-double.
+
+2012-05-16  Olivier Hainque  <hainque@adacore.com>
+
+	* Makefile.in (s-header-vars): Resort to -n instead of trailing
+	-e d in sed invocation.
+
+2012-05-16  Hans-Peter Nilsson  <hp@axis.com>
+
+	* doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
+	source-code.
+	* doc/tm.texi: Regenerate.
+
+2012-05-15  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	* tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
+
+2012-05-15  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/53358
+	* config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
+	that operands[2] is either immediate, or q_regs_operand.
+
+2012-05-15  Richard Guenther  <rguenther@suse.de>
+
+	* cgraphunit.c (thunk_adjust): Use make_rename_temp.
+	(assemble_thunk): Likewise.  Manually rename and register
+	function arguments.
+
+2012-05-15  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53355
+	* tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
+	by constants.
+
+2012-05-15  Tristan Gingold  <gingold@adacore.com>
+
+	* tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
+
+2012-05-15  Richard Guenther  <rguenther@suse.de>
+
+	* gimple.c (gimple_set_modified): Move ...
+	* gimple.h (gimple_set_modified): ... here.
+
+2012-05-15  Tristan Gingold  <gingold@adacore.com>
+
+	* ira-color.c (move_spill_restore): Add a guard.
+
+2012-05-15  Tristan Gingold  <gingold@adacore.com>
+
+	* config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
+	plus_constant.
+
+2012-05-15  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gimplify.c (gimplify_init_constructor): Do a block move for very
+	small objects as well.
+
+2012-05-15  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* ira.c (find_moveable_pseudos): Skip registers whose
+	DF_REG_EQ_USE_COUNT is nonzero.
+
+2012-05-15  Kenneth Zadeck  <zadeck@naturalbridge.com>
+
+	* doc/md.texi (fma): Define to only be applicable for single rounding.
+
+2012-05-14  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/46098
+	* config/i386/i386.c (ix86_expand_special_args_builtin): Always
+	generate target register for "load" class builtins.
+
+	Revert:
+	2010-10-22  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/46098
+	* config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
+	Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
+	(avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
+	(*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
+	(<sse>_movu<ssemodesuffix>): New expander.
+	(*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
+	(avx_movdqu<avxmodesuffix>): New expander.
+	(*sse2_movdqu): Rename from sse2_movdqu.
+	(sse2_movdqu): New expander.
+
+2012-05-14  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR target/52607
+	* config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
+	(canonicalize_perm): ... new function.
+	(expand_vec_perm_2vperm2f128_vshuf): New function.
+	(ix86_expand_vec_perm_const_1): Call it.
+
+2012-05-14  Andrew Pinski  <apinski@cavium.com>
+	    H.J. Lu  <hongjiu.lu@intel.com>
+	    Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/53315
+	* config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
+	(xbegin): Updated.
+
+2012-05-14  Jakub Jelinek  <jakub@redhat.com>
+
+	* dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
+	lineno 1 the same as lineno 0 before first start file directive.
+	(optimize_macinfo_range): Likewise.
+
+	* dwarf2out.c (have_macinfo): Define.
+	(dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
+	attribute, don't force empty compilation unit and don't emit any
+	.debug_macinfo/.debug_macro section if macinfo_table is empty.
+
+2012-05-14  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/53344
+	* config/avr/avr.c (avr_const_address_lo16): Remove.
+	(avr_assemble_integer):  Print ".byte lo8(x)",
+	".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
+	.warning if 3-byte address is assembled.
+	* doc/extend.texi (AVR Named Address Spaces): Document that
+	binutils 2.23 is needed to assemble 3-byte addresses.
+
+2012-05-14  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vect-data-refs.c (vect_setup_realignment): Remove
+	call to mark_symbols_for_renaming.
+	(vect_permute_load_chain): Likewise.
+	* tree-vect-loop.c (vect_is_slp_reduction): Update stmt
+	instead of calling mark_symbols_for_renaming.
+	* tree-vect-stmts.c (read_vector_array): Remove call to
+	mark_symbols_for_renaming.
+	(write_vector_array): Likewise.
+	(vectorizable_call): Likewise.
+	(vectorizable_store): Likewise.
+	(vectorizable_load): Likewise.
+	* matrix-reorg.c (transform_allocation_sites): Likewise.
+	* tree-ssa-pre.c (create_expression_by_pieces): Likewise.
+	(create_expression_by_pieces): Likewise.
+
+2012-05-14  Richard Guenther  <rguenther@suse.de>
+
+	* gimplify.c (gimple_regimplify_operands): Only mark the LHS
+	of statements for renaming.
+	(force_gimple_operand_1): Likewise, consistently for both
+	calls to force_gimple_operand and force_gimple_operand_gsi.
+
+2012-05-14  Richard Guenther  <rguenther@suse.de>
+
+	* tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
+	* omp-low.c (expand_omp_taskreg): Properly conditionalize call
+	to update_ssa.
+	(expand_omp_for): Likewise.
+	(expand_omp_for_generic): Adjust conditional add to referenced vars.
+	Use make_rename_temp for temporaries that should be rewritten into
+	SSA form.
+	(expand_omp_for_static_nochunk): Likewise.
+	(expand_omp_atomic_pipeline): Likewise.
+
+2012-05-14  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53331
+	* tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
+	strided loads.
+	* tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
+
+2012-05-14  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	PR 53063
+	* doc/options.texi: (LangEnabledBy): Document it.
+	* optc-gen.awk: Handle LangEnabledBy.
+	* opth-gen.awk: Generate declaration for lang-specific functions.
+	* opt-read.awk: Record lang numbers.
+	* opt-functions.awk (flag_set_p): Ignore the arguments of flags.
+	(lang_sanitized_name): New.
+
+2012-05-14  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* attribs.c (decl_attributes): Avoid emitting a warning if
+	ATTR_FLAG_BUILT_IN.
+	* doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
+	codes.  Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
+	* builtin-attrs.def (DEF_ATTR_FOR_STRING): Define.  Use it to
+	define a string "1".
+	(ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
+	* builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
+	BUILT_IN_STRCPY): Use it for these functions.
+	* postreload.c (reload_combine): Deal with SETs inside
+	CALL_INSN_FUNCTION_USAGE.
+	* caller-save.c (setup_save_areas, save_call_clobbered_regs):
+	Look for REG_RETURNED notes and use a cheap restore if possible.
+	* ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
+	(ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
+	* ira-build.c (ira_create_allocno, create_cap_allocno,
+	propagate_allocno_info, propagate_some_info_from_allocno,
+	copy_info_to_removed_store_destination, ira_flattening): Handle it.
+	* ira-lives.c (pseudo_regno_single_word_and_live_p,
+	find_call_crossed_cheap_reg): New static functions.
+	(process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
+	and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible.  Also make
+	a REG_RETURNED note in that case.
+	* ira.c (setup_reg_renumber): Change assert to allow cases where
+	allocnos only cross calls for which they are cheap to restore.
+	* ira-costs.c (ira_tune_allocno_costs): Compare
+	ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
+	than 0.
+	* reg-notes.def (REG_RETURNED): New note.
+	* cse.c (cse_insn): Likewise.
+	* sched-deps.c (sched_analyze_insn): Likewise.
+	* expr.c (init_block_move_fn): Set a "fn spec" attribute.
+	* calls.c (decl_return_flags): New static function.
+	(expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
+	functions that return one of their arguments.
+	* regcprop.c (struct kill_set_value_data): New.
+	(kill_set_value): Interpret data as a pointer to such a struct.
+	Do nothing if the caller wants the register to be ignored.
+	(copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
+
+2012-05-14  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53340
+	* tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
+
+2012-05-14  Richard Guenther  <rguenther@suse.de>
+
+	* gimplify.c (gimplify_expr): Remove odd code.
+
+2012-05-14  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
+	into a PLUS_EXPR byte offset.
+
+	* tree-ssa-pre.c (can_value_number_call): Delete.
+	(compute_avail): Skip all statements with side effects.
+	<GIMPLE_CALL>: Skip calls to internal functions.
+
+2012-05-13  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
+
+2012-05-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* common.opt (Wtype-limits): Use EnabledBy.
+
+2012-05-13  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
+	(pushtf splitter): Ditto.
+	(movtf): Ditto.
+	(*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
+	(<code>tf2): Enable for TARGET_SSE.
+	(*absnegtf2_sse): Ditto.
+	(copysign<mode>3): Enable TFmode for TARGET_SSE.
+	(copysign<mode>3_const): Ditto.
+	(copysign<mode>3_var): Ditto.
+	* config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
+	(*andnottf3): Ditto.  Use V4SFmode for !TARGET_SSE2.
+	(*<code>tf3): Ditto.
+	* config/i386/i386.c (struct builtin_description bdesc_args)
+	<IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
+	<IX86_BUILTIN_COPYSIGNQ>: Ditto.
+	(ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
+	Emit a normal call if SSE isn't available.
+
+2012-05-13  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/sse.md (<sse>_andnot<mode>3): Handle
+	TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
+	(<code><mode>3): Ditto.
+	(*andnot<mode>3): Ditto.
+	(*andnottf3): Ditto.
+	(*<code><mode>3): Ditto.
+	(<code>tf3): Ditto.
+
+2012-05-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* optc-gen.awk: Error instead of warning for conflicting help.
+
+2012-05-12  Jason Merrill  <jason@redhat.com>
+
+	PR debug/53235
+	* dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
+	comdat types.
+
+2012-05-12  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* function.c (requires_stack_frame_p): If the function can throw
+	non-call exceptions, return true if the insn can throw internally.
+
+2012-05-12  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	* doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
+
+2012-05-12  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
+	ORDERED and UNORDERED conditions.
+
+2012-05-11  Richard Guenther  <rguenther@suse.de>
+
+	* tree-flow.h (referenced_var_check_and_insert): Remove.
+	(find_new_referenced_vars): Likewise.
+	* tree-dfa.c (referenced_var_check_and_insert): Make static.
+	(find_new_referenced_vars_1, find_new_referenced_vars): Remove.
+	* tree-inline.c (copy_bb): Use find_referenced_vars_in
+	instead of find_new_referenced_vars.
+	* gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
+
+2012-05-11  Richard Guenther  <rguenther@suse.de>
+
+	* tree-pass.h (pass_rest_of_compilation,
+	pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
+	Remove.
+	* passes.c (pass_all_optimizations, pass_postreload,
+	pass_all_early_optimizations): Make static.
+	(pass_rest_of_compilation): Likewise.  Make it an RTL_PASS.
+	* tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
+	* tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
+	(delete_tree_ssa): Do not call fini_phinodes.
+	* tree-flow.h (init_phinodes, fini_phinodes): Remove.
+
+2012-05-11  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	PR 53063
+	* doc/options.texi (EnabledBy): Document
+	* opts.c: Include opts.h and options.h before tm.h.
+	(finish_options): Do not handle some sub-options here...
+	(common_handle_option): ... instead call common_handle_option_auto
+	here.
+	* optc-gen.awk: Handle EnabledBy.
+	* opth-gen.awk: Declare common_handle_option_auto.
+	* common.opt (Wuninitialized): Use EnabledBy. Delete Init.
+	(Wmaybe-uninitialized): Likewise.
+	(Wunused-but-set-variable): Likewise.
+	(Wunused-function): Likewise.
+	(Wunused-label): Likewise.
+	(Wunused-value): Likewise.
+	(Wunused-variable): Likewise.
+	* opt-read.awk: Create opt_numbers array.
+
+2012-05-11  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53295
+	* tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
+	strides.
+	* tree-data-ref.c (dr_analyze_innermost): Allow non-constant
+	strides when analyzing data-references in a loop context.
+	* tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
+	non-constant strides for now.
+	(vect_enhance_data_refs_alignment): Ignore data references
+	that are strided loads.
+	(vect_analyze_data_ref_access): Handle non-constant strides.
+	(vect_check_strided_load): Verify the data-reference is a load.
+	(vect_analyze_data_refs): Restructure to make strided load
+	support not dependent on gather support.
+	* tree-vect-stmts.c (vectorizable_load): Avoid useless work
+	when doing strided or gather loads.
+	* tree-vect-loop-manip.c (vect_vfa_segment_size): Use
+	integer_zerop to compare stride with zero.
+
+2012-05-11  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
+
+2012-05-11  Jan Hubicka  <jh@suse.cz>
+
+	PR bootstrap/53300
+	* varpool.c (varpool_assemble_decl): Also output constat pool entries
+	that output_constant_pool missed.
+
+2012-05-11  Mingjie Xing  <mingjie.xing@gmail.com>
+
+	* config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
+	MULTILIB_EXTRA_OPTS.
+
+2012-05-11  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/53291
+	* config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
+
+2012-05-11  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
+	optimization for TARGET_AVX.
+	(*movti_internal_sse): Ditto.
+	(*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
+	(*movdi_internal): Ditto.
+	(*movsi_internal): Ditto.
+	(*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
+	(*movdf_internal_rex64): Ditto.
+	(*movfd_internal): Ditto.
+	(*movsf_internal): Ditto.
+	* config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
+
+2012-05-10  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
+	reference as size attribute.
+
+2012-05-10  Eric Botcazou  <ebotcazou@adacore.com>
+	    Tristan Gingold  <gingold@adacore.com>
+
+	* doc/md.texi (Standard Names): Document probe_stack_address.
+	* explow.c (emit_stack_probe): Handle probe_stack_address.
+	* config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
+	(UNSPECV_PROBE_STACK_RANGE): Likewise.
+	(probe_stack_address): New insn.
+	(probe_stack_range): Likewise.
+	* config/ia64/ia64.c: Include common/common-target.h.
+	(ia64_compute_frame_size): Mark r2 and r3 as used if static stack
+	checking is enabled.
+	(ia64_emit_probe_stack_range): New function.
+	(output_probe_stack_range): Likewise.
+	(ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
+	builtin stack checking is enabled.
+	(rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
+	and UNSPECV_PROBE_STACK_ADDRESS.
+	(unknown_for_bundling_p): New predicate.
+	(group_barrier_needed): Use important_for_bundling_p.
+	(ia64_dfa_new_cycle): Use unknown_for_bundling_p.
+	(issue_nops_and_insn): Likewise.
+	(bundling): Likewise.
+	(final_emit_insn_group_barriers): Likewise.
+	* config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
+	* config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
+	(STACK_CHECK_PROTECT): Likewise.
+	* config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
+
+2012-05-10  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-inline.c (update_all_callee_keys): Remove.
+	(inline_small_functions): Simplify priority updating.
+
+2012-05-10  Jan Hubicka  <jh@suse.cz>
+
+	* ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
+
+2012-05-10  Jan Hubicka  <jh@suse.cz>
+
+	* cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
+	(symtab_remove_unreachable_nodes): ... this one.
+	* ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
+	* cgraphunit.c (ipa_passes): Update.
+	* cgraphclones.c (cgraph_materialize_all_clones): Update.
+	* cgraph.c (cgraph_release_function_body): Only turn initial
+	into error mark when initial was previously set.
+	* ipa-inline.c (ipa_inline): Update.
+	* ipa.c: Include ipa-inline.h
+	(enqueue_cgraph_node, enqueue_varpool_node): Remove.
+	(enqueue_node): New function.
+	(process_references): Update.
+	(symtab_remove_unreachable_nodes): Cleanup.
+	* passes.c (execute_todo, execute_one_pass): Update.
+
+2012-05-10  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR rtl-optimization/53125
+	* ira.c (ira): Call find_moveable_pseudos and
+	move_unallocated_pseudos if only ira_conflicts_p is true.
+
+2012-05-10  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (*movoi_internal_avx): Handle
+	TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
+	(*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
+	(*movti_internal_sse): Ditto.
+	(*movtf_internal): Ditto.
+	* config/i386/sse.md (ssePSmode): New mode attribute.
+	(*move<mode>_internal): Use ssePSmode.
+	(*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
+	(*<sse2>_movdqu<avxsizesuffix>): Ditto.
+	* config/i386/i386.c (standard_sse_constant_opcode): Do not handle
+	TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
+
+2012-05-10  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
+	DECL_ORIGINAL_TYPE if it is present.
+
+2012-05-10  Nick Clifton  <nickc@redhat.com>
+
+	PR target/53120
+	* config/m32c/bitops.md (bset_qi): Change operand 2 from having
+	a "0" constraint to being a (match_dup 0).
+
+2012-05-10  Richard Guenther  <rguenther@suse.de>
+
+	* stor-layout.c (byte_from_pos): Amend comment.
+
+2012-05-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
+	Document requirement to call in constructors.
+
+	* config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
+
+2012-05-10  Richard Guenther  <rguenther@suse.de>
+
+	* tree.h (TYPE_IS_SIZETYPE): Remove.
+	* fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
+	(extract_muldiv_1): Likewise.
+	* gimple.c (gtc_visit): Likewise.
+	(gimple_types_compatible_p): Likewise.
+	(iterative_hash_canonical_type): Likewise.
+	(gimple_canonical_types_compatible_p): Likewise.
+	* gimplify.c (gimplify_one_sizepos): Likewise.
+	* print-tree.c (print_node): Likewise.
+	* stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
+
+2012-05-09  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/52908
+	* config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
+	xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
+	(vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
+	instead of xop_mulv2div2di3_low.
+	(xop_p<macs>dql): Fix vec_select selector.
+	(xop_p<macs>dqh): Ditto.
+	(xop_mulv2div2di3_low): Remove insn_and_split pattern.
+	(xop_mulv2div2di3_high): Ditto.
+
+2012-05-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	PR c++/53289
+	* diagnostic.h (diagnostic_context): Add last_location.
+	* diagnostic.c (diagnostic_initialize): Initialize it.
+	(diagnostic_show_locus): Use it.
+
+2012-05-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* doc/extend.texi (Function Attributes): Point xref to section
+	about Pragmas.
+
+2012-05-09  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (*movdf_internal_rex64): Remove
+	TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
+	Calculate "mode" attribute according to
+	TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
+	(*movdf_internal): Ditto.
+
+2012-05-09  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/44141
+	* config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
+	128 bit vectors specially for TARGET_AVX.  Emit sse2_movupd and
+	sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
+	or when optimizing for size.
+	* config/i386/sse.md (*mov<mode>_internal): Remove
+	TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
+	Calculate "mode" attribute according to optimize_function_for_size_p
+	and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
+	(*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
+	depending on the mode of the instruction.  Calculate "mode" attribute
+	according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
+	and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
+	(*<sse2>_movdqu<avxsizesuffix>): Ditto.
+
+2012-05-09  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/53256
+	* config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
+	* config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
+	* config/avr/avr.h (struct machine_function): Add attributes_checked_p.
+	* config/avr/avr.c (avr_asm_declare_function_name): Remove.
+	(expand_prologue): Move initialization of cfun->machine->is_naked,
+	is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
+	(avr_set_current_function): ...this new static function.
+	(TARGET_SET_CURRENT_FUNCTION): New define.
+	(avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
+	checking attributes of current_function_decl.
+	(avr_regs_to_save): Ditto.
+	(signal_function_p): Rename to avr_signal_function_p.
+	(interrupt_function_p): Rename to avr_interrupt_function_p.
+
+	* doc/extend.texi (Function Attributes): Better explanation of
+	'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
+	alphabetical order.
+
+2012-05-09  Michael Matz  <matz@suse.de>
+
+	PR tree-optimization/53185
+	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
+	peeling when we see strided loads.
+
+2012-05-09  Matthias Klose  <doko@ubuntu.com>
+
+	* gcc-ar.c (main): Don't check for execute bits for the plugin.
+
+2012-05-09  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+
+	* tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
+	Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
+	USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
+	* config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
+	(USE_LOAD_POST_INCREMENT): Define.
+	(USE_LOAD_PRE_INCREMENT): Define.
+	(USE_LOAD_POST_DECREMENT): Define.
+	(USE_LOAD_PRE_DECREMENT): Define.
+	(USE_STORE_PRE_DECREMENT): Define.
+	(USE_STORE_PRE_INCREMENT): Define.
+	(USE_STORE_POST_DECREMENT): Define.
+	(USE_STORE_POST_INCREMENT): Define.
+	(arm_auto_incmodes): Add enumeration.
+	* config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
+	* config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
+
+2012-05-09  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/53226
+	* tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
+	prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
+	before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
+	doesn't need to be revisited, look for earliest stmt with
+	!gimple_plf (stmt, GF_PLF_1) if something changed.
+
+2012-05-09  Terry Guo  <terry.guo@arm.com>
+
+	* genmultilib: Update copyright dates.
+	* doc/fragments.texi: Ditto.
+
+2012-05-09  Terry Guo  <terry.guo@arm.com>
+
+	* Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
+	* genmultilib (MULTILIB_REQUIRED): New.
+	* doc/fragments.texi: Document the MULTILIB_REQUIRED.
+
+2012-05-09  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
+	(vect_do_peeling_for_loop_bound): Likewise.
+	(vect_do_peeling_for_alignment): Likewise.
+	* tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
+	(vect_do_peeling_for_loop_bound): Get check_profitability and
+	threshold as parameters.
+	(vect_do_peeling_for_alignment): Likewise.
+	(vect_loop_versioning): Likewise.
+	* tree-vect-loop.c (vect_transform_loop): Compute check_profitability
+	and threshold here.  Control where to put the check here.
+
+2012-05-09  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR middle-end/53249
+	* dwarf2out.h (get_address_mode): Move declaration to...
+	* rtl.h: ...here.
+	* dwarf2out.c (get_address_mode): Move definition to...
+	* rtlanal.c: ...here.
+	* var-tracking.c (get_address_mode): Delete.
+	* combine.c (find_split_point): Use get_address_mode instead of
+	targetm.addr_space.address_mode.
+	* cselib.c (cselib_record_sets): Likewise.
+	* dse.c (canon_address, record_store): Likewise.
+	* emit-rtl.c (adjust_address_1, offset_address): Likewise.
+	* expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
+	(store_by_pieces_1, expand_assignment, store_expr, store_constructor)
+	(expand_expr_real_1): Likewise.
+	* ifcvt.c (noce_try_cmove_arith): Likewise.
+	* optabs.c (maybe_legitimize_operand_same_code): Likewise.
+	* reload.c (find_reloads): Likewise.
+	* sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
+	* sel-sched-dump.c (debug_mem_addr_value): Likewise.
+
+2012-05-09  Maciej W. Rozycki  <macro@codesourcery.com>
+
+	* config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
+	information from the instruction produced.
+
+2012-05-09  Richard Guenther  <rguenther@suse.de>
+
+	* stor-layout.c (bit_from_pos): Document.
+	(byte_from_pos): Likewise.  Optimize.
+	(pos_from_bit): Likewise.
+	(normalize_offset): Use pos_from_bit instead of replicating it.
+
+2012-05-09  Alan Modra  <amodra@gmail.com>
+
+	PR target/53271
+	* config/rs6000/rs6000.c (gen_frame_set): New function.
+	(gen_frame_load, gen_frame_store): New functions.
+	(rs6000_savres_rtx): Use the above.
+	(rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
+	Correct mode used for CR2 in save/restore_world patterns.
+	Don't emit instructions for eh_return frame unwind reg info.
+
+2012-05-08  Jan Hubicka  <jh@suse.cz>
+
+	* cgraphbuild.c (build_cgraph_edges): Do not finalize vars
+	with VALUE_EXPR.
+	* cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
+	are removable.
+	* toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
+	need to wrapup.
+	(compile_file): Do not output variables.
+	* cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
+	output it.
+	* langhooks.c: Include timevar.h
+	(write_global_declarations): Finalize compilation unit after wrapup;
+	set timevars correctly.
+	* passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
+	not to be added to varpool.
+	* varpool.c (varpool_assemble_decl): Sanity check that we are called
+	only on cases where it makes sense; skip constant pool and value expr
+	vars.
+
+2012-05-08  David S. Miller  <davem@davemloft.net>
+
+	* config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
+	* config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
+	* config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
+
+2012-05-08  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR rtl-optimization/53278
+	* lower-subreg.c (decompose_multiword_subregs): Remove left-over
+	speed_p code from earlier patch.
+
+2012-05-08  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/51244
+	* config/sh/sh.md (*branch_true, *branch_false): New insns.
+
+2012-05-08  Teresa Johnson  <tejohnson@google.com>
+
+	* gcov-io.h (__gcov_reset, __gcov_dump): Declare.
+	* doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
+
+2012-05-08  Jan Hubicka  <jh@suse.cz>
+
+	* cgraph.c (cgraph_call_edge_duplication_hooks): Export.
+	(cgraph_create_node_1): Rename to ...
+	(cgraph_create_empty_node): ... this one; export.
+	(cgraph_create_node): Update.
+	(cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
+	(cgraph_create_edge_including_clones): Likewise.
+	(cgraph_find_replacement_node): Likewise.
+	(cgraph_clone_edge): Likewise.
+	(cgraph_clone_node): Likewise.
+	(clone_function_name): Likewise.
+	(cgraph_create_virtual_clone): Likewise.
+	(cgraph_remove_node_and_inline_clones): Likewise.
+	(cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
+	* cgraph.h: Reorder declarations so they match file of origin.
+	(cgraph_create_empty_node): Declare.
+	* cgraphunit.c (update_call_expr): Move to cgraphclones.c
+	(cgraph_copy_node_for_versioning): Likewise.
+	(cgraph_function_versioning): Likewise.
+	(cgraph_materialize_clone): Likewise.
+	(cgraph_redirect_edge_call_stmt_to_callee): Likewise.
+	(cgraph_materialize_all_clones): Likewise.
+	* cgraphclones.c: New file.
+	* Makefile.in: Update for cgraphclones.
+
+2012-05-08  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/53176
+	* config/i386/i386.c (ix86_set_reg_reg_cost): New function.
+	(ix86_rtx_costs): Handle SET.
+
+2012-05-08  Michael Matz  <matz@suse.de>
+
+	* basic-block.h (struct rtl_bb_info): Remove visited member and
+	move head_ member to ...
+	(struct basic_block_def.basic_block_il_dependent): ... the new
+	member x, replacing but containing old member rtl.
+	(enum bb_flags): New BB_VISITED flag.
+	(BB_HEADER, BB_FOOTER): New macros.
+
+	* jump.c (mark_all_labels): Adjust.
+	* cfgcleanup.c (try_optimize_cfg): Adjust.
+	* cfglayout.c (record_effective_endpoints): Adjust.
+	(relink_block_chain): Ditto (and don't fiddle with visited).
+	(fixup_reorder_chain): Adjust.
+	(fixup_fallthru_exit_predecessor): Ditto.
+	(cfg_layout_duplicate_bb): Ditto.
+	* combine.c (update_cfg_for_uncondjump): Adjust.
+	* bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
+	(bb_visited_trace): New accessor.
+	(mark_bb_visited): Move in front.
+	(rotate_loop): Use bb_visited_trace.
+	(find_traces_1_round): Ditto.
+	(emit_barrier_after): Ditto.
+	(copy_bb): Ditto, and initialize visited on resize.
+	(reorder_basic_blocks): Initize visited member.
+	(duplicate_computed_gotos): Clear bb flags at start, use
+	BB_VISITED flags.
+
+	* cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
+	(rtl_verify_flow_info_1): Ditto.
+	(cfg_layout_split_block): Ditto.
+	(cfg_layout_delete_block): Ditto.
+	(cfg_layout_merge_blocks): Ditto.
+	(init_rtl_bb_info): Adjust and initialize il.x.head_ member.
+
+2012-05-08  Hans-Peter Nilsson  <hp@axis.com>
+
+	PR target/53272
+	* config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
+	when a constant source operand matches an "I" constraint, the "no
+	CC0 change" applies to a register-destination only, not a
+	strict_low_part-destination.
+
+2012-05-08  Richard Guenther  <rguenther@suse.de>
+
+	* fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
+	to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
+
+2012-05-08  Georg-Johann Lay  <avr@gjlay.de>
+
+	* Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
+
+	* doc/avr-mmcu.texi: New auto-generated file.
+	* doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
+	to document all valid -mmcu= arguments.
+
+	* config/avr/avr.h (arch_info_s): New struct definition.
+	* config/avr/avr-devices.c (avr_texinfo): New variable.
+	* config/avr/gen-avr-mmcu-texi.c: New file.
+	* config/avr/t-avr: New rules and dependencies to build	avr-mmcu.texi.
+
+2012-05-08  Dehao Chen  <dehao@google.com>
+
+	* predict.c (find_qualified_ssa_name): New.
+	(find_ssa_name_in_expr): New.
+	(find_ssa_name_in_assign_stmt): New.
+	(is_comparison_with_loop_invariant_p): New.
+	(is_bound_expr_similar): New.
+	(predict_iv_comparison): New.
+	(predict_loops): Add heuristic for loop-nested branches that compare an
+	induction variable to a loop bound variable.
+	* predict.def (PRED_LOOP_IV_COMPARE): New macro.
+
+2012-05-08  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
+	TARGET_BDVER2 defines where appropriate.
+
+2012-05-07  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* configure.ac (PLUGIN_LD): Rename into...
+	(PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
+	* config.in: Regenerate.
+	* configure: Likewise.
+	* collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
+
+2012-05-07  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
+	computation using the precision of the index type.
+	* gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
+	(fold_array_ctor_reference): Do index computations in the index type.
+
+2012-05-07  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
+	down to plus_constant.
+	(expand_epilogue): Ditto.
+
+2012-05-07  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* postreload.c (reload_cse_regs): Make static.
+	* reload.h (reload_cse_regs): Remove prototype.
+
+2012-05-07  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.md (clear_cache): New pattern.
+
+2012-05-07  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR middle-end/53245
+	* gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
+	is folded to a type boundary value, verify that the resulting case
+	label is still a care range.
+
+2012-05-07  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (ctz<mode>2): Emit rep;bsf
+	only for TARGET_GENERIC, when not optimizing for size.
+	(*ffs<mode>_1): Ditto.
+
+2012-05-07  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* tree-cfg.c (verify_gimple_switch): Tighten checks.
+
+2012-05-07  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/53239
+	* tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
+	of DECL_BY_REFERENCE RESULT_DECL to nonnull.
+
+2012-05-07  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53195
+	* tree-inline.c (setup_one_parameter): Properly add referenced
+	vars from the parameters new known value.
+
+2012-05-07  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* config/m68k/m68k.c (m68k_sched_branch_type): Remove.
+	(sched_branch_type): Remove.
+	(m68k_sched_md_init_global): Don't allocate it.
+	(m68k_sched_md_finish_global): Don't free it.
+	* config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
+	* config/m68k/m68k.md: Set the type of insns using
+	m68k_sched_branch_type to bcc directly.
+
+2012-05-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* config/sol2.c (solaris_override_options): New function.
+	* config/sol2-protos.h (solaris_override_options): Declare.
+	* config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
+
+2012-05-07  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
+	whether we failed to compute data dependences.
+	(loop_prefetch_arrays): Fail if we failed.
+
+2012-05-07  Uros Bizjak  <ubizjak@gmail.com>
+	    Paolo Bonzini  <bonzini@gnu.org>
+
+	* config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
+	Emit bsf when optimizing for size.
+	(*ffs<mode>_1): Ditto.
+
+2012-05-07  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/53250
+	* config/sh/sh.c (sh_rtx_costs): Handle SET.
+
+2012-05-06  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/53227
+	* config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
+	(bswapdi2): Split from bswap<mode>2.  Use nonnimediate_operand
+	predicate for operand 1.  Force operand 1 to register for TARGET_BSWAP.
+	(bswapsi2): Ditto.
+	(*bswapdi2_doubleword): New insn pattern.
+	(*bswap<mode>2): Rename from *bswap<mode>2_1.
+
+2012-05-06  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
+	(mips_set_reg_reg_cost): Likewise.
+	(mips_rtx_costs): Handle SET.
+
+2012-05-06  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
+	(compute_costs): Likewise for the zero extension.  Use set_rtx_cost
+	to compute the cost of moves.  Set the mode of the target register.
+
+2012-05-05  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* rtl.h (plus_constant, plus_constant_mode): Merge into a single
+	plus_constant function.
+	* explow.c (plus_constant, plus_constant_mode): Likewise.  Assert
+	that the mode is sensible.
+	(use_anchored_address, round_push, allocate_dynamic_stack_space)
+	(probe_stack_range, anti_adjust_stack_and_probe): Update calls to
+	plus_constant.
+
+	* alias.c (canon_rtx): Likewise.
+	(init_alias_analysis): Likewise.
+	* builtins.c (expand_builtin_return_addr)
+	(expand_builtin_setjmp_setup, expand_builtin_longjmp)
+	(expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
+	(expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
+	(expand_builtin_stpcpy): Likewise.
+	* calls.c (save_fixed_argument_area, restore_fixed_argument_area)
+	(compute_argument_addresses, internal_arg_pointer_based_exp)
+	(expand_call, emit_library_call_value_1): Likewise.
+	* cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
+	* combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
+	* combine.c (combine_simplify_rtx, force_to_mode): Likewise.
+	* cse.c (insert_const_anchor, find_reg_offset_for_const)
+	(use_related_value, fold_rtx): Likewise.
+	* cselib.c (cselib_subst_to_values): Likewise.
+	* dse.c (record_store, check_mem_read_rtx): Likewise.
+	* dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
+	* emit-rtl.c (adjust_address_1): Likewise.
+	* except.c (sjlj_emit_function_enter)
+	(expand_builtin_extract_return_addr)
+	(expand_builtin_frob_return_addr): Likewise.
+	* expmed.c (expand_divmod): Likewise.
+	* expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
+	(emit_move_resolve_push, push_block, emit_push_insn, store_expr)
+	(expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
+	* function.c (assign_stack_local_1)
+	(instantiate_virtual_regs_in_rtx): Likewise.
+	* optabs.c (prepare_cmp_insn): Likewise.
+	* recog.c (offsettable_address_addr_space_p): Likewise.
+	* reload.c (find_reloads_address, form_sum)
+	(find_reloads_subreg_address): Likewise.
+	* reload1.c (init_reload, eliminate_regs_1)
+	(eliminate_regs_in_insn): Likewise.
+	* simplify-rtx.c (simplify_unary_operation_1)
+	(simplify_binary_operation_1, simplify_plus_minus): Likewise.
+	* var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
+	(vt_add_function_parameter): Likewise.
+
+	* config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
+	* config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
+	* config/alpha/alpha.c (alpha_legitimize_address_1)
+	(get_unaligned_address, alpha_expand_unaligned_load)
+	(alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
+	(alpha_expand_unaligned_store_words, alpha_expand_block_clear)
+	(alpha_expand_builtin_establish_vms_condition_handler)
+	(alpha_setup_incoming_varargs, emit_frame_store_1)
+	(alpha_expand_prologue, alpha_expand_epilogue)
+	(alpha_use_linkage): Likewise.
+	* config/alpha/alpha.md: Likewise.
+
+	* config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
+	(arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
+	(thumb_legitimize_address, arm_gen_load_multiple_1)
+	(arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
+	(gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
+	(arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
+	(arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
+	(emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
+	(thumb1_emit_multi_reg_push, thumb1_expand_prologue)
+	(thumb_expand_movmemqi, arm_set_return_address)
+	(thumb_set_return_address): Likewise.
+	* config/arm/arm.md: Likewise.
+
+	* config/avr/avr.c (avr_incoming_return_addr_rtx)
+	(avr_prologue_setup_frame, expand_epilogue)
+	(avr_const_address_lo16): Likewise.
+
+	* config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
+	* config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
+	(bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
+	(bfin_output_mi_thunk): Likewise.
+
+	* config/c6x/c6x.c (c6x_initialize_trampoline)
+	(c6x_output_mi_thunk): Likewise.
+
+	* config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
+	* config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
+
+	* config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
+	(cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
+	(cris_emit_movem_store, cris_trampoline_init): Likewise.
+	* config/cris/cris.md: Likewise.
+
+	* config/darwin.c (machopic_indirect_data_reference)
+	(machopic_legitimize_pic_address): Likewise.
+
+	* config/epiphany/epiphany.c (epiphany_emit_save_restore)
+	(epiphany_expand_prologue, epiphany_expand_epilogue)
+	(epiphany_trampoline_init): Likewise.
+	* config/epiphany/epiphany.md: Likewise.
+
+	* config/fr30/fr30.c (fr30_move_double): Likewise.
+
+	* config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
+	(frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
+	(frv_index_memory, unspec_got_name, frv_find_base_term)
+	(frv_output_dwarf_dtprel): Likewise.
+
+	* config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
+	(h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
+
+	* config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
+	* config/i386/i386.c (setup_incoming_varargs_64)
+	(setup_incoming_varargs_ms_64, choose_baseaddr)
+	(ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
+	(ix86_emit_probe_stack_range, ix86_expand_prologue)
+	(ix86_emit_restore_reg_using_pop, ix86_emit_leave)
+	(ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
+	(ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
+	(ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
+	(x86_output_mi_thunk): Likewise.
+	* config/i386/i386.md: Likewise.
+
+	* config/ia64/ia64.c (ia64_expand_load_address)
+	(ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
+	(do_spill, ia64_trampoline_init): Likewise.
+
+	* config/iq2000/iq2000.c (iq2000_va_start)
+	(iq2000_emit_frame_related_store, iq2000_expand_prologue)
+	(iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
+	(iq2000_print_operand, iq2000_legitimize_address): Likewise.
+
+	* config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
+
+	* config/m32c/m32c.c (m32c_return_addr_rtx)
+	(m32c_expand_insv): Likewise.
+
+	* config/m32r/m32r.c (m32r_setup_incoming_varargs)
+	(m32r_legitimize_pic_address, m32r_print_operand)
+	(m32r_print_operand_address): Likewise.
+
+	* config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
+	* config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
+	(EH_RETURN_HANDLER_RTX): Likewise.
+	* config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
+	(m68k_expand_epilogue, legitimize_pic_address)
+	(m68k_output_mi_thunk): Likewise.
+	* config/m68k/m68k.md: Likewise.
+
+	* config/mcore/mcore.c (mcore_expand_prolog): Likewise.
+	(mcore_expand_epilog): Likewise.
+	* config/mcore/mcore.md: Likewise.
+
+	* config/mep/mep.c (mep_allocate_initial_value)
+	(mep_expand_prologue, mep_expand_epilogue): Likewise.
+
+	* config/microblaze/microblaze.c (double_memory_operand)
+	(microblaze_block_move_loop): Likewise.
+
+	* config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
+	(mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
+	(mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
+	(mips_expand_prologue, mips_epilogue_set_cfa)
+	(mips_expand_epilogue): Likewise.
+	* config/mips/mips.md: Likewise.
+
+	* config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
+	(mmix_expand_prologue, mmix_expand_epilogue): Likewise.
+
+	* config/mn10300/mn10300.c (mn10300_gen_multiple_store)
+	(mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
+
+	* config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
+	(EH_RETURN_HANDLER_RTX): Likewise.
+	* config/moxie/moxie.c (moxie_static_chain): Likewise.
+
+	* config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
+	(store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
+	(pa_return_addr_rtx, hppa_builtin_saveregs)
+	(pa_trampoline_init): Likewise.
+	* config/pa/pa.md: Likewise.
+
+	* config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
+
+	* config/picochip/picochip.c (picochip_static_chain): Likewise.
+
+	* config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
+	* config/rs6000/rs6000.c (rs6000_legitimize_address)
+	(setup_incoming_varargs, print_operand, rs6000_return_addr)
+	(rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
+	(rs6000_emit_epilogue)
+	(rs6000_machopic_legitimize_pic_address): Likewise.
+
+	* config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
+
+	* config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
+	(DYNAMIC_CHAIN_ADDRESS): Likewise.
+	* config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
+	(s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
+	(replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
+	(save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
+	(s390_emit_epilogue, s390_function_profiler): Likewise.
+	* config/s390/s390.md: Likewise.
+
+	* config/score/score.c (score_add_offset, score_prologue): Likewise.
+
+	* config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
+	(sh_output_mi_thunk): Likewise.
+	* config/sh/sh.md: Likewise.
+
+	* config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
+	(RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
+	* config/sparc/sparc.c (sparc_legitimize_pic_address)
+	(sparc_emit_probe_stack_range, emit_save_or_restore_regs)
+	(emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
+	(emit_and_preserve): Likewise.
+	* config/sparc/sparc.md: Likewise.
+
+	* config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
+	* config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
+	(spu_setup_incoming_varargs, ea_load_store_inline)
+	(spu_expand_load): Likewise.
+
+	* config/stormy16/stormy16.c (xstormy16_expand_prologue)
+	(combine_bnp): Likewise.
+
+	* config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
+	* config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
+	(tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
+
+	* config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
+	* config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
+	(tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
+
+	* config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
+	* config/v850/v850.md: Likewise.
+
+	* config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
+	(EH_RETURN_HANDLER_RTX): Likewise.
+	* config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
+	* config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
+	(print_operand_address, vax_trampoline_init): Likewise.
+
+	* config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
+	(xtensa_function_value_regno_p): Likewise.
+
+2012-05-04  Andrew Pinski  <apinski@cavium.com>
+
+	* expr.c (get_def_for_expr_class): New function.
+	(convert_tree_comp_to_rtx): New function.
+	(expand_cond_expr_using_cmove): New function.
+	(expand_expr_real_2 <case COND_EXPR>): Call
+	expand_cond_expr_using_cmove first and return if it succeeds.
+	Remove the check for HAVE_conditional_move since we should have
+	already converted it to a conditional move.
+	* config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
+	modes of DImode for 32bits and TImode.
+
+2012-05-04  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR other/29442
+	* read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
+	(print_md_ptr_loc, print_c_condition): Use them.
+	* read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
+	* genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
+	attr_file, dfa_file, latency_file): New global variables.
+	(write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
+	write_upcase, write_indent, write_length_unit_log, write_test_expr,
+	write_attr_get, write_insn_cases, write_eligible_delay,
+	write_const_num_delay_slots): Accept FILE pointer and toss it around.
+	Update all callers.
+	(write_header, open_outfile, handle_arg): New funcions.
+	(make_automaton_attrs): Write prototypes as extern to the output
+	files.
+	(main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
+	names from the command line.  Open the output files and write out
+	internal functions for DFA functions to dfa_file_name, insn latency
+	functions to latency_file_name, and everything else to attr_file.
+	* Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
+	(BACKEND): Build libbackend first.
+	(MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
+	(.PRECIOUS): Likewise.
+	(insn-dfatab.o): New rule.
+	(insn-latencytab.o): New rule.
+	(simple_rtl_generated_c): Do not include insn-attrtab.c.
+	(s-attrtab): New rule.
+
+2012-05-04  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* rtl.def (ATTR_FLAG): Remove probability indicating flags.
+	* genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
+	ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
+	* reorg.c (get_jump_flags): Do not set the removed flags.
+
+	* doc/md.texi (attr_flag): Update for abovementioned changes.
+
+2012-05-04  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/53228
+	* config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
+	(TARGET_CMOV): Rename from TARGET_CMOVE.
+	(TARGET_CMOVE): New define.
+	* config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
+	Do not set TARGET_CMOVE here.
+
+2012-05-04  Dodji Seketeli  <dodji@redhat.com>
+
+	Enable -Wunused-local-typedefs when -Wall or -Wunused is on
+	* opts.c (finish_options): Activate -Wunused-local-typedefs if
+	-Wunused is activated.
+	* doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
+
+2012-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config/s390/s390.md (*movmem_short, *clrmem_short)
+	(*cmpmem_short): Move the mode check from the insn condition to
+	the match_scratch.
+
+2012-05-04  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	PR tree-optimization/52633
+	* tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
+	vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
+	(vect_recog_over_widening_pattern): Remove handling of code that was
+	already detected as over-widening pattern.  Remove special handling
+	of "unsigned" cases.  Instead, support general case of conversion
+	of the shift result to another type.
+
+2012-05-04  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	* tree-vect-patterns.c (vect_single_imm_use): New function.
+	(vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
+	(vect_recog_over_widening_pattern): Likewise.
+	(vect_recog_widen_shift_pattern): Likewise.
+
+2012-05-04  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	* tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
+	(vect_handle_widen_op_by_const): Use it instead of open-coding test.
+	(vect_recog_widen_mult_pattern): Likewise.
+	(vect_operation_fits_smaller_type): Likewise.
+	(vect_recog_over_widening_pattern): Likewise.
+	(vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
+
+2012-05-04  Richard Guenther  <rguenther@suse.de>
+
+	PR lto/50602
+	* lto-wrapper.c (merge_and_complain): Complain about mismatches
+	of -freg-struct-return and -fpcc-struct-return.
+	(run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
+	from the input file options and ignore those from the link
+	command line.
+
+2012-05-04  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53168
+	* tree-ssa-pre.c (phi_translate_1): Only handle type-punned
+	memory reads when the result is a constant we can pun.
+
+2012-05-04  Richard Guenther  <rguenther@suse.de>
+
+	* common.opt (flto-report): Do not mark as Optimization.
+
+2012-05-04  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR target/48496
+	* recog.c (constrain_operands): If extra constraints are present, also
+	accept pseudo-registers with equivalent memory locations during reload.
+
+2012-05-04  Olivier Hainque  <hainque@adacore.com>
+
+	* collect2.c (may_unlink_output_file): New global.
+	(maybe_unlink): Honor it.
+	* collect2.h: Add extern for it.
+	* tlink.c (do_tlink): Set it to true if the link succeeded.
+
+2012-05-04  Olivier Hainque  <hainque@adacore.com>
+
+	* gcc.c (eval_spec_function): Finalize/restore the current string
+	obstack state as part of the context push/pop operations.
+
+2012-05-04  Bin Cheng  <bin.cheng@arm.com>
+
+	PR rtl-optimization/52804
+	* reload1.c (reload_reg_reaches_end_p): Check whether successor
+	reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
+	of current one with type RELOAD_FOR_INPADDR_ADDRESS.
+	Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
+	RELOAD_FOR_OUTADDR_ADDRESS.
+
+2012-05-04  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	PR c++/24985
+	* tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
+	for macro expansion.
+
+2012-05-03  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* flags.h (flag_permissive): Do not declare.
+	* diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
+	option specially.
+	* toplev.c (flag_permissive): Do not define.
+	* c-tree.h (system_header_p): Delete unused.
+
+2012-05-03  David S. Miller  <davem@davemloft.net>
+
+	PR target/52684
+	* config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
+	MEM directly into a libcall, mark it's MEM_EXPR as addressable.
+	(sparc_emit_float_lib_cmp): Likewise.
+
+2012-05-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	PR target/53199
+	* config/rs6000/rs6000.md (bswapdi splitters): If
+	-mavoid-indexed-addresses (or -mcpu=power6 which sets it by
+	default) is used, generate an alternate sequence that does not
+	depend on using indexed addressing.
+
+2012-05-03  Jason Merrill  <jason@redhat.com>
+
+	* gengtype.c (write_types): Fix warning message.
+	(write_local): Likewise.
+
+2012-05-02  Jason Merrill  <jason@redhat.com>
+
+	* dwarf2out.c (struct external_ref, build_local_stub): New.
+	(hash_external_ref, external_ref_eq, lookup_external_ref): New.
+	(optimize_external_refs, optimize_external_refs_1): New.
+	(change_AT_die_ref): New.
+	(clone_as_declaration): Add DW_AT_signature when cloning a declaration.
+	(build_abbrev_table): Take the external refs hashtable.
+	(output_comp_unit): Get it from optimize_external_refs and pass it in.
+
+2012-05-03  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/53093
+	* tree-emutls.c (new_emutls_decl): Fix handling of aliases.
+
+2012-05-03  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/53106
+	* ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
+
+2012-05-03  Jason Merrill  <jason@redhat.com>
+
+	* dwarf2out.c (die_struct): Add comdat_type_p flag.  Use it instead of
+	use_debug_types to discriminate the die_id union.
+	(print_die, assign_symbol_names, copy_decls_walk): Likewise.
+	(build_abbrev_table, output_die): Likewise.
+	(prune_unused_types_walk_attribs): Likewise.
+	(generate_type_signature, copy_declaration_context): Set it.
+	(remove_child_or_replace_with_skeleton): Set it.
+	(dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
+	check use_debug_types.
+	(dwarf2out_finish): Do break_out_includes after .debug_types.
+
+2012-05-03  Jason Merrill  <jason@redhat.com>
+
+	* dwarf2out.c (modified_type_die): Use scope_die_for.
+	(gen_type_die_with_usage, dwarf2out_finish): Likewise.
+	(uses_local_type_r, uses_local_type): New.
+	(scope_die_for): Keep a type that uses a local type in local scope.
+	Use get_context_die for namespace and type scope.
+
+2012-05-03  Jason Merrill  <jason@redhat.com>
+
+	* config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
+	pc thunk.
+	* dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
+	(dwarf2out_finish): Likewise.
+
+2012-05-03  Martin Jambor  <mjambor@suse.cz>
+
+	* builtins.c (get_object_alignment_1): Return whether we can determine
+	the alignment or conservatively assume byte alignment.  Return the
+	alignment by reference.  Use get_pointer_alignment_1 for dereference
+	alignment.
+	(get_pointer_alignment_1): Return whether we can determine the
+	alignment or conservatively assume byte alignment.  Return the
+	alignment by reference.  Use get_ptr_info_alignment to get SSA name
+	alignment.
+	(get_object_alignment): Update call to get_object_alignment_1.
+	(get_object_or_type_alignment): Likewise, fall back to type alignment
+	only when it returned false.
+	(get_pointer_alignment): Update call to get_pointer_alignment_1.
+	* fold-const.c (get_pointer_modulus_and_residue): Update call to
+	get_object_alignment_1.
+	* ipa-prop.c (ipa_modify_call_arguments): Update call to
+	get_pointer_alignment_1.
+	* tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
+	of MEM_REF or TARGET_MEM_REF only when it returns false.
+	* tree-ssa-ccp.c (get_value_from_alignment): Update call to
+	get_object_alignment_1.
+	(ccp_finalize): Use set_ptr_info_alignment.
+	* tree.h (get_object_alignment_1): Update declaration.
+	(get_pointer_alignment_1): Likewise.
+	* gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
+	(dump_gimple_stmt): Likewise.
+	* tree-flow.h (ptr_info_def): Updated comments of fields align and
+	misalign.
+	(get_ptr_info_alignment): Declared.
+	(mark_ptr_info_alignment_unknown): Likewise.
+	(set_ptr_info_alignment): Likewise.
+	(adjust_ptr_info_misalignment): Likewise.
+	* tree-ssa-address.c (copy_ref_info): Use new access functions to get
+	and set alignment of SSA names.
+	* tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
+	mark_ptr_info_alignment_unknown.
+	* tree-ssanames.c (get_ptr_info_alignment): New function.
+	(mark_ptr_info_alignment_unknown): Likewise.
+	(set_ptr_info_alignment): Likewise.
+	(adjust_ptr_info_misalignment): Likewise.
+	(get_ptr_info): Call mark_ptr_info_alignment_unknown.
+	* tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
+	Likewise.
+	(bump_vector_ptr): Likewise.
+	* tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
+	(vectorizable_store): Likewise.
+	(vectorizable_load): Likewise.
+
+2012-05-03  Michael Matz  <matz@suse.de>
+
+	* basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
+	in front of basic_block_def.
+	(struct basic_block_def): Make il.gimple the full struct, not a
+	pointer.
+	(__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
+
+	* cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
+	* gimple-iterator.c (gimple_stmt_iterator): Don't special case
+	NULL il.gimple, which can't happen anymore.
+	* gimple.h (bb_seq): il.gimple can't be NULL.
+	(bb_seq_add): Ditto.
+	(set_bb_seq): Adjust.
+	(gsi_start_bb, gsi_last_bb): Tidy.
+	* lto-streamer-in.c (make_new_block): Don't zero members that
+	are zeroed already, don't allocate a gimple_bb_info.
+	* tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
+	(remove_bb): Clear all il.gimple members.
+	(gimple_verify_flow_info): Adjust for flat il.gimple.
+	* tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
+
+	* coretypes.h (const_gimple_seq): Remove typedef.
+	* gimple.h (gimple_seq_first): Take gimple_seq.
+	(gimple_seq_first_stmt): Ditto.
+	(gimple_seq_last): Ditto.
+	(gimple_seq_last_stmt): Ditto.
+	(gimple_seq_empty_p): Ditto.
+
+2012-05-03  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
+	operations.
+	(prune_clobbered_mems): Do it here.  Do not uselessly sort expressions.
+	(compute_avail): Do not add possibly trapping operations to
+	EXP_GEN if they might not be executed in the block.
+
+2012-05-03  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
+
+2012-05-03  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* tree-switch-conversion.c (gen_inbound_check): Free post-dominance
+	information as early as possible.  Update dominance info instead of
+	discarding it.
+
+2012-05-03  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-pre.c (debug_bitmap_sets_for): New function.
+	(union_contains_value): Remove.
+	(vro_valid_in_sets): Likewise.
+	(op_valid_in_sets): New function.
+	(valid_in_sets): Use op_valid_in_sets.
+	(insert_into_preds_of_block): Move dumping ...
+	(do_regular_insertion): ... here.
+	(do_partial_partial_insertion): ... and here.  Dump that
+	we've found a partial partial redundancy.
+	(insert): Dump the current insert iteration.
+
+2012-05-03  Jakub Jelinek  <jakub@redhat.com>
+
+	PR plugins/53126
+	* gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
+	append program name to it and pass that as first argument
+	to make_relative_prefix.  Always pass standard_libexec_prefix
+	as last argument to make_relative_prefix.  If
+	make_relative_prefix returns NULL, fall back to
+	standard_libexec_prefix.
+
+	PR debug/53174
+	* tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
+	removed.
+
+	PR target/53187
+	* config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
+	mode, return that mode.
+
+	PR target/53194
+	* config/i386/i386-c.c (ix86_target_macros_internal): Don't
+	define __ATOMIC_HLE_* macros here.
+	(ix86_target_macros): But here, using cpp_define_formatted.
+
+2012-05-03  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53144
+	* tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
+	Rename to ...
+	(vn_reference_lookup_or_insert_for_pieces): ... this.  Properly deal
+	with SSA name values.
+	(vn_reference_lookup_3): Adjust callers.
+
+2012-05-03  Ganesh Gopalasubramanian  <Ganesh.Gopalasubramanian@amd.com>
+
+	* config/i386/driver-i386.c (host_detect_local_cpu): Reset
+	has_fma4 for AMD processors with both fma3 and fma4 support.
+
+2012-05-03  Kirill Yukhin  <kirill.yukhin@intel.com>
+
+	PR target/53201
+	* config/i386/driver-i386.c (host_detect_local_cpu): Add space to
+	"-mno-hle".
+
+2012-05-03  Michael Matz  <matz@suse.de>
+
+	PR bootstrap/53197
+	* tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
+	(dse_enter_block): Properly iterate the whole sequence even
+	if the last statement was removed.
+
+2012-05-02  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
+	unset flag_jump_tables.
+	* stmt.c (expand_case): Remove special flag_pic case conditional
+	on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
+
+2012-05-02  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	* common/config/s390/s390-common.c (s390_option_optimization_table):
+	Enable -fsched-pressure using -fsched-pressure-algorithm=model by
+	default when optimizing.
+
+2012-05-02  Martin Jambor  <mjambor@suse.cz>
+
+	PR lto/52605
+	* dwarf2out.c (dwarf2out_decl): Only lookup die representing context
+	of a variable when the contect is a function.
+
+2012-05-02  Michael Matz  <matz@suse.de>
+
+	* coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
+	* gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
+	(const_gimple_seq_node): Remove.
+	(gimple_seq_node): Typedef as gimple.
+	(struct gimple_statement_base): Add next and prev members,
+	adjust all WORD markers in using structs.
+	(union gimple_statement_d): Link via gsbase.next field for GC and PCH.
+	(gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
+	gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
+	gimple are the same.
+	(gimple_seq_set_last, gimple_seq_set_first): Don't allocate
+	gimple_seq, adjust.
+	(gimple_init_singleton): New function.
+	(gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
+	(gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
+	(gsi_stmt): Adjust.
+	(gsi_stmt_ptr): Remove.
+	(enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
+
+	* gimple-iterator.c (update_bb_for_stmts): Take last parameter
+	again, adjust for above changes.
+	(update_call_edge_frequencies): Adjust for above changes.
+	(gsi_insert_seq_nodes_before): Rewrite for new data structure.
+	(gsi_insert_seq_nodes_after): Ditto.
+	(gsi_split_seq_after): Ditto.
+	(gsi_set_stmt): Ditto.
+	(gsi_split_seq_before): Ditto.
+	(gsi_remove): Ditto.
+	(gsi_insert_seq_before_without_update): Don't free sequence.
+	(gsi_insert_seq_after_without_update): Ditto.
+	(gsi_replace): Assert some more invariants.
+	(gsi_insert_before_without_update, gsi_insert_after_without_update):
+	Tidy.
+	(gsi_for_stmt): Don't search for stmt.
+	(gsi_insert_on_edge_immediate): Tidy.
+
+	* gimple.c (gimple_alloc_k): Remove "sequences".
+	(gimple_seq_cache): Remove.
+	(gimple_alloc_stat): Make stmt a singleton sequence.
+	(gimple_seq_alloc, gimple_seq_free): Remove.
+	(gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
+	(gimple_copy): Ditto.
+	* gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
+	create iterator from correct sequence.
+	* tree-phinodes.c (make_phi_node): Make stmt a singleton.
+
+2012-05-02  Michael Matz  <matz@suse.de>
+
+	* gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
+	gimple_seq.
+	(gimple_seq_set_last, gimple_seq_set_first): Take pointer to
+	sequence, lazily allocate it.
+	(bb_seq_addr): New function.
+	(gsi_start_1): Rename from gsi_start, but take pointer to sequence.
+	(gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
+	(gsi_none): New function.
+	(gsi_start_bb): Adjust.
+	(gsi_last_1): Rename from gsi_last, but take pointer to sequence.
+	(gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
+	(gsi_last_bb): Adjust.
+	(gsi_seq): Adjust.
+	* tree-flow-inline.h (phi_nodes_ptr): New function.
+
+	* gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
+	datastructure and interface change.
+	(gsi_insert_seq_before_without_update): Ditto.
+	(gsi_insert_seq_nodes_after): Ditto.
+	(gsi_insert_seq_after_without_update): Ditto.
+	(gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
+	(gsi_split_seq_before): Ditto.
+	(gsi_start_phis): Adjust.
+	* tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
+	(vect_transform_loop): Ditto.
+	* gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
+	gimple_seq_copy): Don't use gimple_seq_alloc.
+	* gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
+	(gimplify_seq_add_seq): Ditto.
+	* lto-streamer-in.c (make_new_block): Ditto.
+	* tree-cfg.c (create_bb): Ditto.
+	* tree-sra.c (initialize_parameter_reductions): Ditto.
+
+2012-05-02  Michael Matz  <matz@suse.de>
+
+	* gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
+	gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
+	gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
+	set_bb_seq): Move down to after gimple_statement_d definition.
+
+2012-05-02  Michael Matz  <matz@suse.de>
+
+	* gimple-fold.c (gimplify_and_update_call_from_tree): Use
+	gsi_replace_with_seq, instead of inserting itself.
+	* gimple-iterator.c (gsi_replace_with_seq): New function.
+	* tree-ssa-forwprop.c (forward_propagate_comparison): Take
+	iterator instead of statement, advance it.
+	(ssa_forward_propagate_and_combine): Adjust call to above.
+
+2012-05-02  Michael Matz  <matz@suse.de>
+
+	* tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
+	gimple_seq_alloc.
+	* omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
+	* tree-nested.c (walk_gimple_omp_for): Ditto.
+	* trans-mem.c (lower_transaction): Ditto.
+	* tree-eh.c (do_return_redirection): Ditto.
+	(do_goto_redirection): Ditto.
+	(lower_try_finally_switch): Ditto.
+	* gimplify.c (gimplify_stmt): Ditto.
+	(gimplify_scan_omp_clauses): Ditto.
+	(gimplify_omp_for): Ditto.
+	(gimplify_function_tree): Ditto.
+	* gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
+	* tree-mudflap.c (mf_decl_cache_locals): Ditto.
+	(mf_build_check_statement_for): Ditto.
+	(mx_register_decls): Ditto.
+	* graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
+	and don't use itertors to append.
+	(insert_stmts): Ditto.
+	(insert_out_of_ssa_copy): Ditto.
+	(insert_out_of_ssa_copy_on_edge): Ditto.
+
+2012-05-02  Michael Matz  <matz@suse.de>
+
+	* gimple.h (gimple_bind_body_ptr): New function.
+	(gimple_bind_body): Use it.
+	(gimple_catch_handler): Use gimple_catch_handler_ptr.
+	(gimple_eh_filter_failure_ptr): New function.
+	(gimple_eh_filter_failure): Use it.
+	(gimple_eh_else_n_body_ptr): New function.
+	(gimple_eh_else_n_body): Use it.
+	(gimple_eh_else_e_body_ptr): New function.
+	(gimple_eh_else_e_body): Use it.
+	(gimple_try_eval_ptr): New function.
+	(gimple_try_eval): Use it.
+	(gimple_try_cleanup_ptr): New function.
+	(gimple_try_cleanup): Use it.
+	(gimple_wce_cleanup_ptr): New function.
+	(gimple_wce_cleanup): Use it.
+	(gimple_omp_body_ptr): New function.
+	(gimple_omp_body): Use it.
+	(gimple_omp_for_pre_body_ptr): New function.
+	(gimple_omp_for_pre_body): Use it.
+	(gimple_transaction_body_ptr): New function.
+	(gimple_transaction_body): Use it.
+	(gsi_split_seq_before): Adjust to return nothing and take pointer
+	to sequence.
+	(gsi_set_stmt): Declare.
+	(gsi_replace_with_seq): Declare.
+	(walk_gimple_seq_mod): Declare.
+	* function.h (struct function <gimple_body>): Use typedef gimple_seq.
+
+	* gimple-iterator.c (gsi_set_stmt): New function.
+	(gsi_split_seq_before): Return new sequence via pointer argument.
+	(gsi_replace): Use gsi_set_stmt.
+
+	* tree-ssa-loop-im.c (move_computations_stmt): First remove
+	then insert stmt.
+	* tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
+	* tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
+	return new stmt.
+	(reserve_phi_args_for_new_edge): Change call to above,
+	use gsi_set_stmt.
+
+	* omp-low.c (lower_omp): Change prototype to take pointer to sequence.
+	(lower_rec_input_clauses): Use gimple_seq_add_seq instead of
+	iterators.  Adjust call to lower_omp.
+	(lower_lastprivate_clauses): Adjust call to lower_omp.
+	(lower_reduction_clauses): Ditto.
+	(expand_omp_taskreg): Nullify non-cfg body of child_fn.
+	(lower_omp_sections): Don't explicitely count sequence length,
+	nullify lowered bodies earlier, ensure stmts are part of only
+	one sequence, adjust call to lower_omp.
+	(lower_omp_single): Ensure stmts are part of only one sequence,
+	adjust call to lower_omp.
+	(lower_omp_master): Ditto.
+	(lower_omp_ordered): Ditto.
+	(lower_omp_critical): Ditto.
+	(lower_omp_for): Ditto.
+	(lower_omp_taskreg): Ditto, tidy.
+	(lower_omp_1): Adjust calls to lower_omp.
+	(execute_lower_omp): Ditto.
+	(lower_omp): Adjust to take pointer to sequence.
+	(diagnose_sb_2): Use walk_gimple_seq_mod.
+	(diagnose_omp_structured_block_errors): Ditto and set possibly
+	changed function body.
+	* gimple-low.c (lower_function_body): Set function body after
+	it stabilizes.
+	(lower_sequence): Adjust to take pointer to sequence.
+	(lower_omp_directive): Ensure stmt isn't put twice into the
+	sequence, adjust call to lower_sequence.
+	(lower_stmt): Adjust calls to lower_sequence.
+	(lower_gimple_bind): Ditto.
+	(gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
+	* tree-nested.c (walk_body): Take pointer to sequence, use
+	walk_gimple_seq_mod.
+	(walk_function): Adjust call to walk_body, set possibly changed body.
+	(walk_gimple_omp_for): Adjust calls to walk_body.
+	(convert_nonlocal_omp_clauses): Ditto.
+	(convert_nonlocal_reference_stmt): Ditto.
+	(convert_local_omp_clauses): Ditto.
+	(convert_local_reference_stmt): Ditto.
+	(convert_tramp_reference_stmt): Ditto.
+	(convert_gimple_call): Ditto.
+	(convert_nl_goto_reference): Use local iterator copy.
+	* gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
+	but taking pointer to sequence, ensure gsi_start is called with
+	callers lvalue.
+	(walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
+	asserting that the sequence head didn't change.
+	(walk_gimple_stmt): Replace all calls to walk_gimple_seq with
+	walk_gimple_seq_mod.
+	* trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
+	(execute_lower_tm): Ditto, and set possibly changed body.
+	* tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
+	call gsi_start with that lvalue.
+	(replace_goto_queue_stmt_list): Ditto.
+	(replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
+	(replace_goto_queue): Ditto.
+	(lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
+	(lower_try_finally_onedest): Ditto.
+	(lower_try_finally_copy): Ditto.
+	(lower_try_finally_switch): Ditto.
+	(lower_try_finally): Ditto.
+	(lower_eh_filter): Ditto.
+	(lower_eh_must_not_throw): Ditto.
+	(lower_cleanup): Ditto.
+	(lower_eh_constructs_2): Ditto.
+	(lower_catch): Ditto, and ensure gsi_start is called with lvalue.
+	(lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
+	set possibly changed body.
+	(optimize_double_finally): Call gsi_start with lvalue.
+
+	* tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
+	(gimple_split_block): Ditto.
+	(gimple_merge_blocks): Use gsi_start_phis.
+	(move_stmt_r): Use walk_gimple_seq_mod.
+	* tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
+	* cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
+	(rebuild_cgraph_edges): Ditto.
+	(cgraph_rebuild_references): Ditto.
+	* ipa-prop.c (ipa_analyze_params_uses): Ditto.
+	* tree-inline.c (copy_phis_for_bb): Ditto.
+	* tree-ssa-dce.c: Ditto.
+
+	* cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
+
+2012-05-02  Kirill Yukhin  <kirill.yukhin@intel.com>
+	    Andi Kleen  <ak@linux.intel.com>
+
+	* coretypes.h (MEMMODEL_MASK): New.
+	* builtins.c (get_memmodel): Add val. Call target.memmodel_check
+	and return new variable.
+	(expand_builtin_atomic_exchange):  Mask memmodel values.
+	(expand_builtin_atomic_compare_exchange): Ditto.
+	(expand_builtin_atomic_load): Ditto.
+	(expand_builtin_atomic_store): Ditto.
+	(expand_builtin_atomic_clear): Ditto.
+	* doc/extend.texi: Mention port-dependent memory model flags.
+	* config/i386/cpuid.h (bit_HLE): New.
+	* config/i386/driver-i386.c (host_detect_local_cpu): Detect
+	HLE support.
+	* config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
+	* config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
+	(ix86_target_string)<-mhle>: New.
+	(ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
+	* config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
+	(ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
+	(ix86_option_override_internal) <PTA_HLE>: New switch, set it
+	enabled for generic, generic64 and core-avx2.
+	(ix86_print_operand): Generate HLE lock prefixes.
+	(ix86_memmodel_check): New.
+	(TARGET_MEMMODEL_CHECK): Ditto.
+	* config/i386/i386.h (OPTION_ISA_HLE): Ditto.
+	(IX86_HLE_ACQUIRE): Ditto.
+	(IX86_HLE_RELEASE): Ditto.
+	* config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
+	* config/i386/i386.opt (mhle): Ditto.
+	* config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
+	success model to instruction emitter.
+	(atomic_fetch_add<mode>): Ditto.
+	(atomic_exchange<mode>): Ditto.
+	(atomic_add<mode>): Ditto.
+	(atomic_sub<mode>): Ditto.
+	(atomic_<code><mode>): Ditto.
+	(*atomic_compare_and_swap_doubledi_pic): Ditto.
+	(atomic_compare_and_swap_single<mode>): Define and use argument
+	for success model.
+	(atomic_compare_and_swap_double<mode>): Ditto.
+	* configure.ac: Check if assembler support HLE prefixes.
+	* configure: Regenerate.
+	* config.in: Ditto.
+
+2012-05-02  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR middle-end/53153
+	* gimplify.c (preprocess_case_label_vec_for_gimple): New function,
+	split out from ...
+	(gimplify_switch_expr): ... here.
+	* gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
+	* tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
+	to clean up case labels with values outside the index type range.
+	(simplify_gimple_switch): Call it if something changed.
+	Remove strange and unnecessary assert.
+
+2012-05-02  Richard Guenther  <rguenther@suse.de>
+
+	* fold-const.c (div_if_zero_remainder): sizetypes no longer
+	sign-extend.
+	(int_const_binop_1): New worker for int_const_binop with
+	overflowable parameter.  Pass it through to force_fit_type_double.
+	(int_const_binop): Wrap around int_const_binop_1 with overflowable
+	equal to one.
+	(size_binop_loc): Call int_const_binop_1 with overflowable equal
+	to minus one, forcing overflow detection for even unsigned types.
+	(extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
+	(fold_binary_loc): Call try_move_mult_to_index with signed offset.
+	* stor-layout.c (initialize_sizetypes): sizetypes no longer
+	sign-extend.
+	(layout_type): For zero-sized arrays ignore overflow on the
+	size calculations.
+	* tree-ssa-ccp.c (bit_value_unop_1): Likewise.
+	(bit_value_binop_1): Likewise.
+	* tree.c (double_int_to_tree): Likewise.
+	(double_int_fits_to_tree_p): Likewise.
+	(force_fit_type_double): Likewise.
+	(host_integerp): Likewise.
+	(int_fits_type_p): Likewise.
+	* varasm.c (output_constructor_regular_field): Sign-extend the
+	field-offset to cater for negative offsets produced by the Ada
+	frontend.
+	* omp-low.c (extract_omp_for_data): Convert the loop step to
+	signed for pointer adjustments.
+
+2012-05-02  Richard Guenther  <rguenther@suse.de>
+
+	* tree.c (valid_constant_size_p): New function.
+	* tree.h (valid_constant_size_p): Declare.
+	* cfgexpand.c (expand_one_var): Adjust check for too large
+	variables by using valid_constant_size_p.
+	* varasm.c (assemble_variable): Likewise.
+
+	* c-decl.c (grokdeclarator): Properly check for sizes that
+	cover more than half of the address-space.
+
+2012-05-02  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/53163
+	* tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
+	return value from compute_all_dependences.
+
+	PR rtl-optimization/53160
+	* ree.c (combine_reaching_defs): Handle the case where cand->insn
+	has been modified by ree pass already.
+
+2012-05-01  Ian Lance Taylor  <iant@google.com>
+
+	PR c/37303
+	* c-decl.c (build_compound_literal): Make the decl readonly if it
+	an array of a readonly type.
+	* gimplify.c (gimplify_compound_literal_expr): Add fallback
+	parameter.  Change all callers.  If the decl is not addressable
+	and is not an l-value, make it readonly.
+
+2012-05-01  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* ira.c (allocated_reg_info_size): New static variable.
+	(expand_reg_info): Manage it. Call
+	setup_preferred_alternate_classes_for_new_pseudos.
+	(ira): Don't do it here.  Remove local allocated_reg_info_size,
+	set the global before calling find_moveable_pseudos.
+	(find_moveable_pseudos): Call expand_reg_info rather than
+	resize_reg_info.
+
+2012-05-01  Richard Henderson  <rth@redhat.com>
+
+	* common.opt (fsync-libcalls): New.
+	* doc/invoke.texi: Document it.
+	* optabs.c (init_sync_libfuncs): Honor it.
+
+2012-05-01  Kenneth Zadeck  <zadeck@naturalbridge.com>
+	    Richard Sandiford  <r.sandiford@uk.ibm.com>
+
+	PR rtl-optimization/52543
+	* Makefile.in (lower-subreg.o, target-globals.o): Depend on
+	lower-subreg.h.
+	* lower-subreg.h: New file.
+	* target-globals.h (this_target_lower_subreg): Declare.
+	(target_globals): Add lower_subreg;
+	(restore_target_globals): Restore this_target_lower_subreg.
+	* target-globals.c: Include it.
+	(default_target_globals): Add default_target_lower_subreg.
+	(save_target_globals): Initialize target_lower_subreg.
+	* rtl.h (init_lower_subreg): Added declaration.
+	* toplev.c (backend_init_target): Call initializer for lower-subreg
+	pass.
+	* lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
+	(default_target_lower_subreg): New variable.
+	(this_target_lower_subreg): Likewise.
+	(twice_word_mode, choices): New macros.
+	(shift_cost, compute_splitting_shift, compute_costs)
+	(init_lower_subreg): New functions.
+	(resolve_simple_move): Add speed_p argument.  Check choices.
+	(find_pseudo_copy): Don't check the mode size here.
+	(resolve_simple_move): Assert the mode size.
+	(find_decomposable_shift_zext): Add speed_p argument and return
+	a bool.  Check choices.
+	(resolve_shift_zext): Add comment.
+	(dump_shift_choices, dump_choices): New functions.
+	(decompose_multiword_subregs): Dump list of profitable
+	transformations.  Add code to skip non profitable transformations.
+	Update calls to simple_move and find_decomposable_shift_zext.
+
+2012-05-01  Ian Bolton  <ian.bolton@arm.com>
+	    Sameera Deshpande  <sameera.deshpande@arm.com>
+	    Greta Yorsh  <greta.yorsh@arm.com>
+
+	* config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
+	(thumb1_unexpanded_epilogue): ...this.
+	* config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
+	(thumb1_unexpanded_epilogue): ...this.
+	* config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
+	(thumb1_unexpanded_epilogue): ...this.
+
+2012-05-01  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
+	comparing enumeration values.  Update comments.
+
+2012-05-01  Alan Modra  <amodra@gmail.com>
+
+	PR target/53038
+	* config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
+	load_cr_save, add_crlr_cfa_restore): New functions.
+	(rs6000_restore_saved_cr): Rename to..
+	(restore_saved_cr): ..this.  Add cfa_restore notes for cr.
+	(rs6000_emit_epilogue): Use new functions.  Adjust condition
+	for emitting lr and cr cfa_restore.  Emit cfa_restores for fp
+	regs when using out-of-line restore only when shrink wrapping.
+
+2012-04-30  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR middle-end/53136
+	* ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
+	calls to cgraph_node_name in xstrdup.
+	(ipa_make_edge_direct_to_target): Ditto.
+	* cgraph.c (dump_cgraph_node): Ditto.
+	* tree-sra.c (convert_callers_for_node): Ditto.
+	* lto-symtab.c (lto_cgraph_replace_node): Ditto.
+	* ipa-cp.c (perhaps_add_new_callers): Ditto.
+	* cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
+	(cgraph_materialize_all_clones): Ditto.
+	* ipa-inline.c (report_inline_failed_reason): Ditto.
+	(want_early_inline_function_p): Ditto.
+	(edge_badness): Ditto.
+	(update_edge_key): Ditto.
+	(flatten_function): Ditto.
+	(ipa_inline): Ditto.
+	(inline_always_inline_functions): Ditto.
+	(early_inline_small_functions): Ditto.
+
+2012-04-30  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/53141
+	* config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
+	constraints 0 and 1.
+
+012-04-30  Jan Hubicka  <jh@suse.cz>
+
+	* cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
+	(cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
+	(cgraph_add_to_same_comdat_group): Remove.
+	(cgraph_add_asm_node): Move to cgraphunit.c.
+	(cgraph_make_decl_local): Move to symtab.c
+	(cgraph_make_node_local_1): Update.
+	(cgraph_can_remove_if_no_direct_calls_and): Update.
+	(used_from_object_file_p): Update.
+	(resolution_used_from_other_file_p): Move to symtab.c
+	(cgraph_used_from_object_file_p): move to symtab.c
+	(verify_cgraph_node): Verify same comdat groups.
+	* cgraph.h (cgraph_asm_node): Rename to ...
+	(asm_node): ... this one.
+	(cgraph_asm_nodes): Rename to ...
+	(asm_nodes): ... this one.
+	(symtab_add_to_same_comdat_group): New function.
+	(symtab_dissolve_same_comdat_group_list): New function.
+	(symtab_used_from_object_file_p): Declare.
+	(symtab_make_decl_local): Declare.
+	(cgraph_add_to_same_comdat_group): Remove.
+	(cgraph_add_asm_node): Remove.
+	(cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
+	Remove.
+	(cgraph_finalize_compilation_unit): Rename to ...
+	(finalize_compilation_unit): ... this one.
+	(cgraph_optimize): Rename to ....
+	(compile): ... this one.
+	(add_asm_node): Declare.
+	(fixup_same_cpp_alias_visibility): Declare.
+	(cgraph_make_decl_local): Remove.
+	(varpool_assemble_pending_decls): Rename to ...
+	(varpool_output_variables): ... this one.
+	(varpool_remove_unreferenced_decls): Remove.
+	* ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
+	(preserve_function_body_p): Make static.
+	* toplev.c (compile_file): Update comments; update.
+	* cgraphunit.c: Update comments.
+	(cgraph_expand_all_functions): Rename to ...
+	(expand_all_functions): ... this one; update.
+	(cgraph_mark_functions_to_output): Rename to ...
+	(mark_functions_to_output): ... this one; cleanup.
+	(cgraph_output_pending_asms): Remove prototype.
+	(asm_nodes, asm_last_node): New static vars.
+	(cgraph_process_new_functions): Update.
+	(cgraph_reset_node): Cleanup; add comment.
+	(cgraph_add_new_function): Update.
+	(cgraph_output_pending_asms): Rename to ...
+	(output_asm_statements): ... this one.
+	(add_asm_node): New function.
+	(fixup_same_cpp_alias_visibility): New function based on code
+	in cgraph_analyze_function.
+	(cgraph_analyze_function): Use it.
+	(cgraph_order_sort): Update.
+	(cgraph_output_in_order): Update.
+	(cgraph_function_versioning): Update.
+	(cgraph_optimize): Rename to ...
+	(compile): ... this one; initialize streamer hooks here.
+	(cgraph_finalize_compilation_unit): Rename to ...
+	(finalize_compilation_unit): ... this one; do not initialize streamer
+	hook here.
+	* lto-streamer-out.c (lto_output_toplevel_asms): Update.
+	* dwarf2out.c: Update ocmment.
+	* optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
+	* method.c (use_thunk): Likewise.
+	* semantics.c (maybe_add_lambda_conv_op): Likewise.
+	* decl2.c (maybe_emit_vtables): Likewise.
+	(cp_write_global_declarations): Use finalize_compilation_unit.
+	* parser.c (cp_parser_asm_definition): Use add_asm_node.
+	* lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
+	* c-decl.c (c_write_global_declarations): Use
+	finalize_compilation_unit.
+	* langhooks.c (write_global_declarations): Update.
+	* ipa.c (cgraph_externally_visible_p): Update.
+	(dissolve_same_comdat_group_list): Remove.
+	(function_and_variable_visibility): Update.
+	* symtab.c: Inlcude lto-streamer.h and rtl.h
+	(ld_plugin_symbol_resolution_names): New.
+	(symtab_add_to_same_comdat_group): New.
+	(symtab_dissolve_same_comdat_group_list): New.
+	(resolution_used_from_other_file_p): Move here from cgraph.c
+	(symtab_used_from_object_file_p): New.
+	(symtab_make_decl_local): New.
+	* passes.c (register_pass): Update comments.
+	* c-parser.c (c_parser_asm_definition): Update.
+	* varpool.c (varpool_analyze_node): Use
+	fixup_same_cpp_alias_visibility.
+	(varpool_remove_unreferenced_decls): Make static.
+	(varpool_assemble_pending_decls): Rename to ...
+	(varpool_output_variables): ... this one; call
+	varpool_remove_unreferenced_decls.
+	(varpool_used_from_object_file_p): Remove.
+
+2012-04-30  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR c++/51033
+	* c-typeck.c (build_array_ref): Call
+	convert_vector_to_pointer_for_subscript.
+	* doc/extend.texi (Vector Extensions): Subscripting not just for C.
+
+2012-04-30  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (and<mode>3): Change runtime operand mode checks
+	to compile-time "mode == <MODE>mode" checks.
+	(and splitter): Ditto.
+
+2012-04-30  Richard Henderson  <rth@redhat.com>
+
+	* config/arm/arm.md (UNSPEC_LL): New.
+	* config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
+	(arm_load_exclusivedi): Use %H0.
+
+2012-04-30  Jason Merrill  <jason@redhat.com>
+
+	* dwarf2out.c (comdat_symbol_id): Add const.
+	(union die_symbol_or_type_node): Add const to die_symbol.
+	(output_die_symbol, output_die, output_comp_unit): Adjust.
+
+2012-04-30  Andrew Stubbs  <ams@codesourcery.com>
+
+	* config/arm/arm.md (negdi2): Use gen_negdi2_neon.
+	* config/arm/neon.md (negdi2_neon): New insn.
+	Also add splitters for core and NEON registers.
+
+2012-04-30  Andrew Stubbs  <ams@codesourcery.com>
+
+	* config/arm/arm.c (neon_valid_immediate): Allow const_int.
+	(arm_print_operand): Add 'x' format.
+	* config/arm/constraints.md (Dn): Allow const_int.
+	* config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
+	Use 'x' format to print constants.
+	* config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
+	* config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
+	is enabled.
+	(movdi_vfp_cortexa8): Likewise.
+
+2012-04-30  Ian Bolton  <ian.bolton@arm.com>
+	    Sameera Deshpande  <sameera.deshpande@arm.com>
+	    Greta Yorsh	 <greta.yorsh@arm.com>
+
+	* config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
+	* config/arm/arm.c (ldm_stm_operation_p): New function.
+	* config/arm/predicates.md (load_multiple_operation): Update predicate.
+	(store_multiple_operation): Likewise.
+
+	* config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
+	* config/arm/arm.c (ldm_stm_operation_p): New parameters.
+	* config/arm/predicates.md (load_multiple_operation): Add arguments.
+	(store_multiple_operation): Likewise.
+
+2012-04-30  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (and<mode>3): Expand masking operations with
+	0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
+	(and splitter): Split to DImode zero_extend RTX for DImode operand[0].
+
+2012-04-30  Dodji Seketeli  <dodji@redhat.com>
+
+	Add -Wvarargs option
+	* builtins.c (fold_builtin_next_arg):  Use OPT_Wvarargs as an
+	argument for the various warning_at calls.
+	* docs/invoke.texi: Update the documentation.
+
+2012-04-30  Dodji Seketeli  <dodji@redhat.com>
+
+	Switch -ftrack-macro-expansion=2 on by default.
+	* docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
+	by default.
+
+	Fix va_start related location
+	* builtins.c (fold_builtin_next_arg): Unwinds to the first
+	location in real source code.
+
+	Make conversion warnings work on NULL with -ftrack-macro-expansion
+	* input.h (expansion_point_location_if_in_system_header): Declare
+	new function.
+	* input.c (expansion_point_location_if_in_system_header): Define it.
+
+	Fix -Wuninitialized for -ftrack-macro-expansion
+	* tree-ssa.c (warn_uninit): Use the spelling location of the variable
+	declaration.  Use linemap_location_before_p for source locations.
+
+	Strip "<built-in>" loc from displayed expansion context
+	* input.c (expand_location_1): When expanding to spelling location
+	in a context of a macro expansion, skip reserved system header
+	locations.  Update comments.  * tree-diagnostic.c
+	(maybe_unwind_expanded_macro_loc): Likewise.
+
+	Make expand_location resolve to locus in main source file
+	* input.c (expand_location_1): New.  Takes a parameter to choose
+	whether to resolve the location to spelling or expansion point.
+	Was factorized from ...
+	(expand_location): ... here.
+	(expand_location_to_spelling_point): New.  Implemented in terms of
+	expand_location_1.
+	* diagnostic.c (diagnostic_build_prefix): Use the new
+	expand_location_to_spelling_point instead of expand_location.
+
+	Fix PCH crash on GTYed pointer-to-scalar field of a struct
+	* gengtype.c (write_types_process_field): Force second argument of
+	the call to the PCH object hierarchy walker to be 'x'.
+
+2012-04-30  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
+	predicate to discriminate types.
+
+2012-04-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* doc/invoke.texi (Wmissing-format-attribute): Document as an
+	alias of Wsuggest-attribute=format.
+	* c-typeck.c (convert_for_assignment): Replace
+	Wmissing-format-attribute with Wsuggest-attribute=format.
+	(digest_init): Likewise.
+
+2012-04-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* opts.c (finish_options): Do not handle -Wmissing-noreturn here.
+	* common.opt (Wmissing-noreturn): Alias of
+	-Wsuggest-attribute=noreturn.
+
+2012-04-29  Hans-Peter Nilsson  <hp@axis.com>
+
+	PR target/53156
+	* config/cris/cris.md (andqu): New peephole2.
+	(andu): Tweak head comment.
+
+2012-04-28  Joern Rennecke  <joern.rennecke@embecosm.com>
+	    Steven Bosscher  <steven@gcc.gnu.org>
+	    Maxim Kuvyrkov  <maxim@codesourcery.com>
+
+	PR tree-optimization/38785
+	* common.opt (ftree-partial-pre): New option.
+	* doc/invoke.texi: Document it.
+	* opts.c (default_options_table): Initialize flag_tree_partial_pre.
+	* tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
+	benefit speed path.
+	(execute_pre): Use flag_tree_partial_pre.
+
+2012-04-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR target/52999
+	* config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
+	in constant pool.
+
+2012-04-27  Ollie Wild  <aaw@google.com>
+
+	* doc/invoke.texi (Wliteral-suffix): Document new option.
+
+2012-04-27  Tom Tromey  <tromey@redhat.com>
+
+	* dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
+	(dwarf_tag_name): Use get_DW_TAG_name.
+	(dwarf_attr_name): Use get_DW_AT_name.
+	(dwarf_form_name): Use get_DW_FORM_name.
+	* dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
+
+2012-04-27  Paolo Bonzini  <bonzini@gnu.org>
+
+	* tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
+	arguments are -1 and 0, by negating the result of the conditional.
+
+2012-04-27  Paolo Bonzini  <bonzini@gnu.org>
+
+	PR target/53138
+	* config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
+
+2012-04-27  Richard Guenther  <rguenther@suse.de>
+
+	* tree-flow.h (is_hidden_global_store): Remove.
+	* tree-ssa-sink.c (is_hidden_global_store): Likewise.
+	* tree-ssa-alias.h (ref_may_alias_global_p): Declare.
+	(stmt_may_clobber_global_p): Likewise.
+	* tree-ssa-alias.c (ref_may_alias_global_p): New function.
+	(stmt_may_clobber_global_p): Likewise.
+	* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
+	stmt_may_clobber_global_p.
+	* tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
+
+2012-04-27  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
+	place.
+
+	* tree-switch-conversion.c (struct switch_conv_info): Add range_max,
+	reorganize some fields and update comments.  Rename bit_test_uniq
+	and bit_test_count to uniq resp. count.  Remove bit_test_bb.
+	(collect_switch_conv_info): New function, collects info about a
+	GIMPLE_SWITCH into a struct switch_conv_info.
+	(check_range): Simplify to use pre-recorded info.  Fix think-o in
+	range-branch ratio check.
+	(check_process_case): Remove function.
+	(check_all_empty_except_final): New function, verifies that all
+	non-final basic blocks are empty.
+	(process_switch): Simplify to use pre-recorded info.  Call
+	collect_switch_conv_info to do that.  Assert that degenerate switch
+	statements have been cleaned up.
+
+2012-04-27  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR middle-end/27139
+	* tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
+
+2012-04-25  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	PR c/53130
+	* c-typeck.c (pop_init_level): Use %qD instead of %qT.
+
+2012-04-27  Tom de Vries  <tom@codesourcery.com>
+
+	PR tree-optimization/51879
+	* tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
+	* tree-ssa-sccvn.c (mark_use_processed): New function, factored out
+	of ...
+	(defs_to_varying): ... here.  Don't set use_processed.
+	(visit_reference_op_call): Handle gimple_vdef.
+	Handle case that lhs is NULL_TREE.
+	(visit_use): Use mark_use_processed.  Handle calls with side-effect
+	using visit_reference_op_call.
+
+2012-04-26  Richard Sandiford  <richard.sandiford@linaro.org>
+
+	* sched-deps.c (fixup_sched_groups): Rename to...
+	(chain_to_prev_insn): ...this.
+	(chain_to_prev_insn_p): New function.
+	(deps_analyze_insn): Use it instead of SCHED_GROUP_P.
+
+2012-04-26  Richard Sandiford  <richard.sandiford@linaro.org>
+
+	* sched-int.h (_haifa_insn_data): Move priority_status.
+	Add model_index.
+	(INSN_MODEL_INDEX): New macro.
+	* haifa-sched.c (insn_delay): New function.
+	(sched_regno_pressure_class): Update commentary.
+	(mark_regno_birth_or_death): Pass the liveness bitmap and
+	pressure array as arguments, instead of using curr_reg_live and
+	curr_reg_pressure.  Only update the pressure if the bit in the
+	liveness set has changed.
+	(initiate_reg_pressure_info): Always trust the live-in set for
+	SCHED_PRESSURE_MODEL.
+	(initiate_bb_reg_pressure_info): Update call to
+	mark_regno_birth_or_death.
+	(dep_list_size): Take the list as argument.
+	(calculate_reg_deaths): New function, extracted from...
+	(setup_insn_reg_pressure_info): ...here.
+	(MODEL_BAR): New macro.
+	(model_pressure_data, model_insn_info, model_pressure_limit)
+	(model_pressure_group): New structures.
+	(model_schedule, model_worklist, model_insns, model_num_insns)
+	(model_curr_point, model_before_pressure, model_next_priority):
+	New variables.
+	(MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
+	(MODEL_INSN_INFO, MODEL_INSN): New macros.
+	(model_index, model_update_limit_points_in_group): New functions.
+	(model_update_limit_points, model_last_use_except): Likewise.
+	(model_start_update_pressure, model_update_pressure): Likewise.
+	(model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
+	(model_excess_cost, model_dump_pressure_points): Likewise.
+	(model_set_excess_costs): Likewise.
+	(rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
+	SCHED_PRIORITY_MODEL.  Use insn_delay.  Use the order in the model
+	schedule as an alternative tie-breaker.  Update the call to
+	dep_list_size.
+	(ready_sort): Call model_set_excess_costs.
+	(update_register_pressure): Update call to mark_regno_birth_or_death.
+	Rely on that function to check liveness rather than doing it here.
+	(model_classify_pressure, model_order_p, model_add_to_worklist_at)
+	(model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
+	(model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
+	(model_record_pressure, model_record_pressures): New functions.
+	(model_record_final_pressures, model_add_successors_to_worklist)
+	(model_promote_predecessors, model_choose_insn): Likewise.
+	(model_reset_queue_indices, model_dump_pressure_summary): Likewise.
+	(model_start_schedule, model_finalize_pressure_group): Likewise.
+	(model_end_schedule): Likewise.
+	(schedule_insn): Say when we're scheduling the next instruction
+	in the model schedule.
+	(schedule_insn): Handle SCHED_PRESSURE_MODEL.
+	(queue_to_ready): Do not add instructions that are
+	MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
+	Always allow the next instruction in the model schedule to be added.
+	(debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
+	and delay for SCHED_PRESSURE_MODEL too.
+	(prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
+	SCHED_PRIORITY_MODEL, but also take the DFA into account.
+	(schedule_block): Call model_start_schedule and model_end_schedule.
+	Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
+	(sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
+	to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
+	region_ref_regs.
+	(sched_finish): Update accordingly.
+	(fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
+	to SCHED_PRESSURE_MODEL.
+	(add_jump_dependencies): Update call to dep_list_size.
+	(haifa_finish_h_i_d): Fix leak of max_reg_pressure.
+	(haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
+	to SCHED_PRESSURE_MODEL.
+	* sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
+	allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
+	(sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
+	handling to SCHED_PRESSURE_MODEL.
+
+2012-04-26  Richard Sandiford  <richard.sandiford@linaro.org>
+
+	* common.opt (fsched-pressure-algorithm=): New option.
+	* flag-types.h (sched_pressure_algorithm): New enum.
+	* sched-int.h (sched_pressure_p): Replace with...
+	(sched_pressure): ...this new variable.
+	* haifa-sched.c (sched_pressure_p): Replace with...
+	(sched_pressure): ...this new variable.
+	(sched_regno_pressure_class, rank_for_schedule, ready_sort)
+	(update_reg_and_insn_max_reg_pressure, schedule_insn)
+	(debug_ready_list, prune_ready_list, schedule_block, sched_init)
+	(sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
+	* sched-deps.c (init_insn_reg_pressure_info): Likewise.
+	(sched_analyze_insn): Likewise.
+	* sched-rgn.c (schedule_region): Likewise.
+	* config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
+
+2012-04-26  Bernd Schmidt  <bernds@codesourcery.com>
+
+	PR middle-end/52997
+	* ira.c (find_moveable_pseudos): Call resize_reg_info.
+
+	PR middle-end/52940
+	* machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
+	* expr.c (convert_move): Honor unsignedp when extending partial int
+	modes.
+	* genmodes.c (complete_mode): Don't clear component field of partial
+	int modes.
+	(emit_mode_inner): Don't emit it however.
+	(calc_wider_mode): Partial int modes widen to their component.
+
+2012-04-26  David S. Miller  <davem@davemloft.net>
+
+	* config/sparc/niagara4.md: New file.
+	* config/sparc/sparc.md: Include it.
+	* config/sparc/sparc.c (niagara4_costs): New processor costs.
+	(sparc_option_override): Use it.
+	(sparc_use_sched_lookahead): Return 2 for niagara4.
+	(sparc_issue_rate): Likewise.
+
+	* config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
+	(fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
+	(fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
+	fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
+	(alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
+	alignaddrldi_vis): Set type to gsr.
+	(pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
+	(fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
+	cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
+	v<vis3_shift_patname><mode>3, fmean16_vis,
+	fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
+	fucmp<code>8<P:mode>_vis): Set type to fga.
+	* config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
+	* config/sparc/niagara.md: Likewise.
+	* config/sparc/niagara2.md: Likewise.
+	* config/sparc/ultra3.md: Likewise, and fix type matching for
+	us3_ialuX reservation.
+
+2012-04-26  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* reload.c (find_reloads): Change the loop nesting when trying an
+	alternative with swapped operands.
+
+2012-04-26  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
+	comment. Delete unused parameter first_exp_point_map.
+	(virt_loc_aware_diagnostic_finalizer): Update call.
+
+2012-04-26  Michael Hope  <michael.hope@linaro.org>
+	    Richard Earnshaw  <rearnsha@arm.com>
+
+	* config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
+	(GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
+	(GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
+	(GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
+
+2012-04-25  Sriraman Tallam  <tmsriram@google.com>
+
+	* doc/extend.texi: Document avx2 support.
+	* config/i386/i386.c (fold_builtin_cpu): Add avx2.
+
+2012-04-26  Hans-Peter Nilsson  <hp@axis.com>
+
+	PR target/53120
+	* config/cris/cris.md ("*andhi_lowpart_v32")
+	("*andqi_lowpart_v32"): Change first input-only operand from
+	a (match_operand ...) to (match_dup 0).  Drop alternatives with
+	const_int-matching constraints for redundancy.
+	("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto.  Drop
+	three-operand alternative.
+
+2012-04-25  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/53110
+	* config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
+	instead expand it as zero extension.
+
+2012-04-25  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR debug/52857
+	* dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
+
+2012-04-25  Jakub Jelinek  <jakub@redhat.com>
+
+	* common.opt (flag_debug_types_section): Default to 0.
+	(dwarf_version): Default to 4.
+	(dwarf_record_gcc_switches): Default to 1.
+	(dwarf_strict): Default to 0.
+	* toplev.c (process_options): Don't handle dwarf_strict
+	or dwarf_version here.
+	* config/vxworks.c (vxworks_override_options): Don't
+	test whether dwarf_strict or dwarf_version are negative,
+	instead test !global_options_set.x_dwarf_*.
+	* config/darwin.c (darwin_override_options): Default to
+	dwarf_version 2.
+	* doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
+	and -fno-debug-types-section are now the default.
+
+2012-04-25  Jan Hubicka  <jh@suse.cz>
+
+	* cgraphunit.c: Update toplevel comment.
+	(tree_rest_of_compilation): Merge into cgraph_expand_function.
+	(cgraph_analyze_function): Make static.
+	(cgraph_decide_is_function_needed): Make static.
+	(cgraph_add_new_function): Use expand_function instead of
+	rest_of_compilation.
+	(clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
+	verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
+	Move to cgraph.c
+	(cgraph_inline_p): Remove.
+	(cgraph_preserve_function_body_p): Move to ipa-inline-transform.
+	(init_cgraph): Add comment.
+	* cgraphbuild.c (record_reference, mark_address, mark_load,
+	mark_store): Do not call analyze_expr hook.
+	* cgraph.c: Update toplevel comment.
+	(clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
+	verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
+	Move fere from cgraphunit.c
+	(cgraph_mark_force_output_node): Move to cgraph.h
+	* cgraph.h: Reorder so the comments match the function placement.
+	(cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
+	(cgraph_mark_force_output_node): Move here from cgraph.c
+	* tree.c (free_lang_data): Do not clear analyze_expr hook.
+	* ipa-inline-transform.c (preserve_function_body_p): New function.
+	(inline_transform): Update.
+	* langhooks.c (lhd_callgraph_analyze_expr): Remove.
+	* langhooks.h (lang_hooks_for_callgraph): Remove.
+	(lang_hooks): Remove callgraph.
+	* tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
+	* varpool.c: Remove out of date comment.
+	* langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
+	(LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
+
+2012-04-25  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/53089
+	* cgraphunit.c (referred_to_p): Move ahead in file to avoid
+	forward declaration.
+	(cgraph_finalize_function): Finalize them here.
+	* symtab.c (dump_symtab): Dump ctors and dtors.
+
+2012-04-25  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/52979
+	* stor-layout.c (get_best_mode): Don't return mode with bitsize
+	larger than maxbits.  Don't compute maxbits modulo align.
+	Also check that unit bytes long store at bitpos / unit * unit
+	doesn't affect bits beyond bitregion_end.
+	* expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
+	would not fit into bitregion_start ... bitregion_end + 1 bit region.
+	(store_split_bit_field): Decrease unit close to end of bitregion_end
+	if access is restricted in order to avoid mutual recursion.
+
+	PR tree-optimization/53058
+	* double-int.h (double_int_max_value, double_int_min_value): New
+	prototypes.
+	* double-int.c (double_int_max_value, double_int_min_value): New
+	functions.
+	* tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
+	or GT_EXPR with double_int_max_value instead of double_int_mask.
+
+2012-04-25  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
+	* tree-vect-loop.c (vect_transform_loop): Adjust.
+	* tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
+	the maximum number of iterations for the epilogue loop.
+	(vect_loop_versioning): Remove case re-using the peeled epilogue loop.
+
+2012-04-25  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/52880
+	* c-typeck.c (set_nonincremental_init,
+	set_nonincremental_init_from_string): Pass true instead of false
+	as IMPLICIT to add_pending_init.
+
+2012-04-25  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* c-typeck.c (pop_init_level): Improve diagnostics.
+
+2012-04-25  Uros Bizjak  <ubizjak@gmail.com>
+
+	* compare-elim.c (try_eliminate_compare): Also handle operands with
+	implicit extensions.
+
+2012-04-25  Alan Modra  <amodra@gmail.com>
+
+	* config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
+	V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
+	SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
+	(no_global_regs_above): Delete.
+	(no_global_regs): New function.
+	(rs6000_savres_strategy): Handle vector regs.  Use proper lr_save_p
+	value for load multiple test.
+	(savres_routine_syms): Increase size.
+	(rs6000_savres_routine_name, rs6000_savres_routine_sym,
+	ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
+	rather than a number of boolean flags.  Update all callers.
+	(rs6000_savres_routine_name): Generate vector save/restore names.
+	(rs6000_savres_routine_sym): Handle vector regs.  Delete forward decl.
+	(ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
+	(rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
+	and using_store_multiple.  Expand uses.  Don't always use r11 as
+	frame reg when needed for out-of-line saves.  Set up initial offset
+	for out-of-line vector saves when buying stack frame.  Handle pointer
+	reg setup for out-of-line fp save.  Emit call to out-of-line vector
+	save function.  Choose r11 or r12 for vrsave reg when available for
+	better scheduling.
+	(rs6000_output_function_prologue): Don't emit .extern for ELF.
+	(rs6000_emit_epilogue): Choose a better frame reg when restoring
+	from back-chain to suit out-of-line vector restore functions.  Emit
+	call to out-of-line vector restore function.  Adjust register used
+	for cr restore.  Tweak pointer register setup for gpr restore.
+	* config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
+	FIXED_R13.
+	* config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
+	(V_SAVE_INLINE): Define.
+	* config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
+
+2012-04-25  Alan Modra  <amodra@gmail.com>
+
+	* config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
+	out-of-line save/restore for large frames.  Don't disable
+	out-of-line saves on ABI_AIX when using static chain reg.
+	(rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
+	clobber static chain reg, and tweak for out-of-line gpr saves
+	that use r1.
+
+2012-04-25  Alan Modra  <amodra@gmail.com>
+
+	* config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
+	(rs6000_emit_prologue): Use the above to catch register overlap.
+
+2012-04-25  Alan Modra  <amodra@gmail.com>
+
+	* config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
+	decl.  Move logic selecting update reg to callers.  Update all callers.
+	(rs6000_emit_allocate_stack): Add copy_off param.
+	(emit_frame_save): Don't handle reg+reg addressing.
+	(ptr_regno_for_savres): New function, extracted from..
+	(rs6000_emit_savres_rtx): ..here.  Add lr_offset param.
+	(rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
+	Set frame_reg_rtx to r11 whenever r11 is needed, and merge
+	frame offset adjustment for out-of-line save with copy from sp.
+	Simplify condition controlling whether cr is saved early or
+	late.  Use ptr_regno_for_savres to verify correct reg is set
+	up for out-of-line saves.  Pass the actual pointer reg used to
+	rs6000_emit_savres_rtx so rtl matches insns in out-of-line
+	function.  Rearrange spe vars so code is similar to that
+	elsewhere in this function.  Don't update frame_off when spe
+	save code will restore r11.  Use emit_frame_save for spe and
+	gpr saves.  Consolidate darwin out-of-line gpr setup with that
+	for other abis.  Don't assume frame_offset is zero and frame
+	reg is sp when setting up altivec reg saves, and calculate
+	exact offset requirement.
+	(rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off.  Tidy
+	spe restore code.  Consolidate darwin out-of-line gpr setup
+	with that for other abis.
+
+2012-04-25  Alan Modra  <amodra@gmail.com>
+
+	* config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
+	REG_FRAME_RELATED_EXPR note when the instruction exactly matches
+	the replacement.
+	(emit_frame_save): Delete frame_ptr param.  Rename total_size to
+	frame_reg_to_sp.
+	(rs6000_emit_prologue): Add sp_off.  Update rs6000_frame_related
+	and emit_frame_save calls.  Cope with possibly missing note.
+
+2012-04-24  Sriraman Tallam  <tmsriram@google.com>
+
+	* config/i386/i386.c (build_processor_model_struct): New function.
+	(make_var_decl): New function.
+	(fold_builtin_cpu): New function.
+	(ix86_fold_builtin): New function.
+	(make_cpu_type_builtin): New function.
+	(ix86_init_platform_type_builtins): New function.
+	(ix86_expand_builtin): Expand new builtins by folding them.
+	(ix86_init_builtins): Make new builtins to detect CPU type.
+	(TARGET_FOLD_BUILTIN): New macro.
+	(IX86_BUILTIN_CPU_INIT): New enum value.
+	(IX86_BUILTIN_CPU_IS): New enum value.
+	(IX86_BUILTIN_CPU_SUPPORTS): New enum value.
+	* config/i386/i386-builtin-types.def: New function type.
+	* doc/extend.texi: Document builtins.
+
+2012-04-24  Olivier Hainque  <hainque@adacore.com>
+
+	* common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
+	* toplev.c (process_options): Default to dwarf_version 2.
+	* config/vxworks.c (vxworks_override_options): Default to strict-dwarf
+	and dwarf_version 2.
+
+2012-04-24  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* tree-pretty-print.h (default_tree_printer): Do not declare.
+	* tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
+	intl.h.
+	(default_tree_diagnostic_starter): Make static.
+	(default_tree_printer): Move to here. Make static.
+	(tree_diagnostics_defaults): New.
+	* tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
+	* tree.c (free_lang_data): Use tree_diagnostics_defaults.
+	* toplev.c: Do not include tree-pass.h.
+	(default_tree_printer): Move from here.
+	(general_init): Use tree_diagnostics_defaults.
+
+2012-04-24  Chao-ying Fu  <fu@mips.com>
+
+	* config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
+	(mips*-*-linux*): Append mips/linux-common.h to tm_file.
+	* config/mips/gnu-user.h
+	(SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
+	(GNU_USER_TARGET_LINK_SPEC): New define.
+	(LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
+	(LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
+	(GNU_USER_TARGET_MATHFILE_SPEC): New define.
+	(ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
+	GNU_USER_TARGET_ENDFILE_SPEC.
+	* config/mips/gnu-user64.h (LIB_SPEC): Remove.
+	(GNU_USER_TARGET_LINK_SPEC): New define.
+	(LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
+	* config/mips/linux-common.h: New file.
+
+2012-04-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	PR target/47197
+	* config/rs6000/rs6000-c.c (fully_fold_convert): New function.
+	(altivec_build_resolved_builtin): Call fully_fold_convert.
+
+2012-04-24  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/53065
+	* config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
+
+2012-04-24  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53085
+	* tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
+	stores.
+
+2012-04-24  Richard Guenther  <rguenther@suse.de>
+
+	* tree-if-conv.c (main_tree_if_conversion): Move bb under
+	ENABLE_CHECKING.
+
+2012-04-24  Jim Meyering  <meyering@redhat.com>
+
+	* genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
+	absence of an define_enum call.
+
+2012-04-24  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
+	the epilogue loop is not re-used as unvectorized version
+	record the its maximum number of iterations.
+
+2012-04-24  Andrew Pinski  <apinski@cavium.com>
+
+	* tree-ssa-forwprop.c (simplify_bitwise_binary):
+	Don't directly use def1/def2.
+
+2012-04-24  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53098
+	* tree-vect-loop.c (vect_analyze_loop_operations): Fixup
+	comparison sign.
+
+2012-04-24  Andrew Pinski  <apinski@cavium.com>
+
+	PR tree-opt/33512
+	* tree-ssa-forwprop.c (defcodefor_name): New function.
+	(simplify_bitwise_binary): Use defcodefor_name instead of manually
+	Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
+	Simplify "(~X | Y) & X" to "X & Y" and
+	"(~X & Y) | X" to "X | Y".
+
+2012-04-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* recog.c (insn_invalid_p): Add IN_GROUP parameter and use
+	validate_change to add clobbers if IN_GROUP is nonzero.
+	(verify_changes): Call insn_invalid_p with IN_GROUP set to true.
+	* recog.h (insn_invalid_p): Add IN_GROUP parameter to function
+	prototype.
+	* gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
+	set to false.
+	* config/s390/s390.c (insn_invalid_p): Likewise.
+
+2012-04-24  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/53084
+	* varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
+	(output_addressed_constants): Likewise.
+
+	PR middle-end/52999
+	* varasm.c (get_section): Don't ICE for section conflicts with
+	built-in section kinds.
+
+2012-04-23  DJ Delorie  <dj@redhat.com>
+
+	* config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
+	(LIBSTDCXX): Change to CPP2.
+
+2012-04-23  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR bootstrap/52878
+	* opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
+	extra_masks.
+
+2012-04-23  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
+	(*addsi_2_zext): Ditto.
+	(*add<mode>_3): Ditto.
+	(*addsi_3_zext): Ditto.
+	(*add<mode>_5): Ditto.
+
+2012-04-23  Andrew Pinski  <apinski@cavium.com>
+
+	* tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
+	(C & B) to (A OP0) & B.
+
+2012-04-23  Martin Jambor  <mjambor@suse.cz>
+
+	* expr.c (expand_expr_real_1): Remove setting parent's alias set for
+	temporaries created for a bitfield (reverting revision 122014).
+
+2012-04-23  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
+	the condition using is_gimple_condexpr and avoid the not necessary
+	boolification.
+	(set_prologue_iterations): Likewise.
+	(vect_loop_versioning): Likewise.
+
+2012-04-23  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53070
+	* tree-if-conv.c (combine_blocks): Free predicates in all blocks.
+	(main_tree_if_conversion): Verify we succeeded in that.
+
+2012-04-23  Jan Hubicka  <jh@suse.cz>
+
+	* lto-symtab.c (lto_cgraph_replace_node): Do not call
+	mark_reahcable_node.
+	* cgraph.c (cgraph_remove_node): Do not clear reachable.
+	(cgraph_mark_reachable_node): Remove.
+	(cgraph_mark_force_output_node): Do not set reachable.
+	(dump_cgraph_node): Do not dump reachable.
+	(cgraph_create_virtual_clone): Do not set reachable.
+	* cgraph.h (cgraph_node): Remove reachable flag.
+	(varpool_node): Remove reachable flag.
+	(cgraph_mark_if_needed): Remove.
+	(cgraph_mark_reachable_node): Remove.
+	* tree-emutls.c (ipa_lower_emutls): Do not check reachable.
+	* cgraphunit.c (cgraph_finalize_function): Do not mark node as
+	reachable.
+	(cgraph_add_new_function): Likewise.
+	(cgraph_mark_if_needed): Remove.
+	(cgraph_analyze_function): Do not set target as reachable.
+	(process_function_and_variable_attributes): Do not care about
+	dllexport.
+	(cgraph_analyze_functions): Do not set reachable flags.
+	(cgraph_mark_functions_to_output): Do not check reachability.
+	(cgraph_copy_node_for_versioning): Do not set reachable flag.
+	(dbxout_expand_expr): Update.
+	* c-decl.c (merge_decls): Do not track changed externs.
+	* ipa.c: Include pointer-set.h
+	(enqueue_cgraph_node): Use reachable pointer set.
+	(process_references): Likewise.
+	(cgraph_remove_unreachable_nodes): Likewise.
+	(whole_program_function_and_variable_visibility): Do not recompute
+	reachable.
+	* trans-mem.c (ipa_tm_execute): Do not check reachable flag.
+
+2012-04-23  Georg-Johann Lay  <avr@gjlay.de>
+
+	* doc/extend.texi (AVR Named Address Spaces): Fix typos.
+
+2012-04-23  Richard Guenther  <rguenther@suse.de>
+
+	PR c/53060
+	* c-typeck.c (build_binary_op): Fix typo.
+
+2012-04-23  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimizations/52891
+	* tree-vect-patterns.c (adjust_bool_pattern): Use
+	build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
+	but with non-standard precision.
+
+2012-04-22  Jan Hubicka  <jh@suse.cz>
+
+	* tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
+	tree refs.
+
+2012-04-22  Jan Hubicka  <jh@suse.cz>
+
+	* lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
+	* cgraphbuild.c (record_reference, record_type_list, mark_address,
+	mark_load, mark_store): Do not mark varpool nodes as needed.
+	* cgraph.c (cgraph_new_nodes): Remove.
+	(cgraph_create_function_alias): Do not mark nodes as reachable.
+	(cgraph_add_thunk): Likewise.
+	(cgraph_mark_reachable_node): Do not manage the queue.
+	* cgraph.h (cgraph_node): Remove next_needed.
+	(varpool_nodes_queue): Remove next_needed and prev_needed.
+	(x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
+	(cgraph_new_nodes): Declare.
+	(x_varpool_nodes_queue, varpool_nodes_queue); Remove.
+	(varpool_analyze_pending_decls): Remove.
+	(varpool_analyze_node): New.
+	(varpool_mark_needed_node): Remove.
+	(varpool_first_variable, varpool_next_variable): New inlines.
+	(varpool_first_static_initializer, varpool_next_static_initializer):
+	Update.
+	(FOR_EACH_STATIC_VARIABLE): Remove unused walker.
+	(varpool_first_defined_variable): New inline.
+	(varpool_next_defined_variable): New inline
+	(FOR_EACH_VARIABLE): Reimplement.
+	(FOR_EACH_DEFINED_VARIABLE): Reimplement.
+	* toplev.c (wrapup_global_declaration_2): Use analyzed instead of
+	needed flag.
+	* cgraphunit.c (cgraph_new_nodes): Declare here.
+	(enqueue_node): New function.
+	(cgraph_process_new_functions): update for new
+	node set; when constructing cgraph enqueue node for processing.
+	(cgraph_add_new_function): Use new node set.
+	(process_function_and_variable_attributes): Do not set varpool needed
+	flags.
+	(referred_to_p): New function.
+	(varpool_finalize_decl): Move here from varpool.c; enqueue needed node
+	when varpool is in construction.
+	(cgraph_analyze_functions): Rewrite.
+	(cgraph_expand_all_functions): Update.
+	(cgraph_output_in_order): Do not analyze pending decls; do not set
+	needed flags.
+	(cgraph_optimize): Do not analyze pending decls.
+	* lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
+	in other partition; do not mark node as needed.
+	* dwarf2out.c (reference_to_unused): Use analyzed flag.
+	(premark_types_used_by_global_vars_helper): Likewise.
+	* ipa.c (process_references): Do not call varpool_mark_needed_node.
+	(cgraph_remove_unreachable_nodes): Do not rely on varpool and
+	cgrpah queues.
+	(function_and_variable_visibility): Do not mark node as needed.
+	(whole_program_function_and_variable_visibility): Likewise.
+	* Makefile.in (gt-varpool.h): No longer needed.
+	* passes.c (execute_one_pass, execute_ipa_pass_list): Update.
+	(ipa_write_summaries): Do not use needed flag.
+	* varpool.c: Do not include gt-varpool.h
+	(x_varpool_nodes_queue, x_varpool_last_needed_node,
+	x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
+	x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
+	Remove.
+	(varpool_remove_node): Do not update the lists.
+	(dump_varpool_node): Do not dump needed flag.
+	(varpool_enqueue_needed_node): Remove.
+	(varpool_mark_needed_node): Remove.
+	(varpool_reset_queue): Remove.
+	(varpool_finalize_decl): Move to cgraphunit.c
+	(varpool_analyze_node): New functions based on former
+	varpool_analyze_pending_decls.
+	(varpool_analyze_pending_decls): Remove.
+	(varpool_assemble_decl): Do not update the lists.
+	(enqueue_node): New function.
+	(varpool_remove_unreferenced_decls): Rewrite.
+	(varpool_empty_needed_queue): Remove.
+	(add_new_static_var): Do not mark node as needed.
+	(varpool_create_variable_alias): Handle expansion state
+	creation.
+	* except.c (output_ttype): Do not mark node as needed.
+	* varasm.c (mark_decl_referenced): Do not use mark_needed_node.
+	* tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
+	Likewise.
+	* tree-switch-conversion.c (build_one_array): Likewise.
+
+2012-04-22  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	PR c/44774
+	* doc/invoke.texi (pedantic): Rename to Wpedantic.
+	* common.opt (Wpedantic): New.
+	(pedantic): Alias Wpedantic.
+	* diagnostic.c (warning_at): Likewise.
+	* c-decl.c (diagnose_mismatched_decls): Likewise.
+	(build_array_declarator): Likewise.
+	(mark_forward_parm_decls):
+	(check_bitfield_type_and_width): Likewise.
+	(grokdeclarator): Likewise.
+	(grokfield): Likewise.
+	(finish_struct): Likewise.
+	(build_enumerator): Likewise.
+	(store_parm_decls_oldstyle): Likewise.
+	(declspecs_add_qual): Likewise.
+	(declspecs_add_type): Likewise.
+	(finish_declspecs): Likewise.
+	* c-typeck.c (composite_type): Likewise.
+	(comp_target_types): Likewise.
+	(build_array_ref): Likewise.
+	(pointer_diff): Likewise.
+	(build_unary_op): Likewise.
+	(build_conditional_expr): Likewise.
+	(build_c_cast): Likewise.
+	(convert_for_assignment): Likewise.
+	(maybe_warn_string_init): Likewise.
+	(digest_init): Likewise.
+	(pop_init_level): Likewise.
+	(set_init_index): Likewise.
+	(c_finish_goto_label): Likewise.
+	(c_finish_return): Likewise.
+	(do_case): Likewise.
+	(build_binary_op): Likewise.
+	* c-parser.c (static): Likewise.
+	(c_parser_external_declaration): Likewise.
+	(c_parser_declaration_or_fndef): Likewise.
+	(c_parser_static_assert_declaration_no_se): Likewise.
+	(c_parser_enum_specifier): Likewise.
+	(c_parser_struct_or_union_specifier): Likewise.
+	(c_parser_struct_declaration): Likewise.
+	(c_parser_alignas_specifier): Likewise.
+	(c_parser_braced_init): Likewise.
+	(c_parser_initelt): Likewise.
+	(c_parser_compound_statement_nostart): Likewise.
+	(c_parser_conditional_expression): Likewise.
+	(c_parser_alignof_expression): Likewise.
+	(c_parser_postfix_expression): Likewise.
+	(c_parser_postfix_expression_after_paren_): Likewise.
+	(c_parser_objc_class_instance_variables): Likewise.
+	(c_parser_objc_method_definition): Likewise.
+	(c_parser_objc_methodprotolist): Likewise.
+
+2012-04-22  Ian Lance Taylor  <iant@google.com>
+
+	* godump.c (go_output_typedef): Dump size of structs.
+
+2012-04-22  Razya Ladelsky  <razya@il.ibm.com>
+
+	Correcting transform_to_exit_first_loop + fix to PR46886
+	* tree-parloops.c (transform_to_exit_first_loop): Remove
+	setting of number of iterations according to the loop pattern.
+	Duplicate from entry to exit->src instead of loop->latch.
+	(pallelize_loops): Remove the condition preventing do-while loops.
+	* tree-cfg.c (bool bb_in_region_p): New.
+	(gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
+	Adjust redirection of the duplicated iteration.
+
+2012-04-21  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR bootstrap/53021
+	* rtl.def (ADDRESS): Use "i" rather than "w".
+	* rtl.h (find_base_term): Delete.
+	(may_be_sp_based_p): Declare.
+	* rtl.c (rtx_code_size): Remove ADDRESS special case.
+	* alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
+	(UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
+	* alias.c: ...here.
+	(find_base_term): Make static.
+	(may_be_sp_based_p): New function.
+	* dse.c (record_store): Use it.
+	* store-motion.c (store_killed_in_insn): Likewise.
+
+2012-04-21  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
+
+2012-04-21  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	PR 35441
+	* c-typeck.c (inform_declaration): New.
+	(build_function_call_vec):  Do not pretty-print
+	expressions when caret is enabled.
+	(convert_arguments): Use inform_declaration.
+
+2012-04-20  Jim Meyering  <meyering@redhat.com>
+
+	* genmodes.c (make_complex_modes): Don't truncate a mode name of
+	length 7 or more when prepending a "C".  Suggested by Richard Guenther.
+
+2012-04-20  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	PR rtl-optimization/44214
+	* fold-const.c (exact_inverse): New function.
+	(fold_binary_loc): Fold vector and complex division by constant into
+	multiply by recripocal with flag_reciprocal_math; fold vector division
+	by constant into multiply by reciprocal with exact inverse.
+
+2012-04-20  Jan Hubicka  <jh@suse.cz>
+
+	* lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
+	force flags.
+	* cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
+	(cgraph_remove_node): Update.
+	(cgraph_mark_needed_node): Remove.
+	(cgraph_mark_force_output_node): New.
+	(dump_cgraph_node): Do not dump needed flag.
+	(cgraph_node_cannot_be_local_p_1): Update.
+	(cgraph_can_remove_if_no_direct_calls_and_refs): Update.
+	* cgraph.h (symtab_node_base): Add force_output flag.
+	(cgraph_node): Remove needed flag.
+	(varpool_node): Remove force_output flag.
+	(cgraph_mark_needed_node): Remove.
+	(cgraph_mark_force_output_node): New.
+	(cgraph_only_called_directly_or_aliased_p,
+	varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
+	* ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
+	* cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
+	(cgraph_add_new_function): Update.
+	(cgraph_mark_if_needed): Update.
+	(verify_cgraph_node): Update.
+	(cgraph_analyze_function): Alias target is reachable.
+	(process_function_and_variable_attributes): Update: externally_visible
+	flag makes function reachable.
+	(cgraph_analyze_functions): Update dumping.
+	* lto-cgraph.c (lto_output_node, lto_output_varpool_node,
+	input_overwrite_node, input_varpool_node): Update streaming.
+	* lto-streamer-out.c (produce_symtab): Use force_output.
+	* ipa.c (process_references): Weakrefs must be processed.
+	(cgraph_remove_unreachable_nodes): Likewise; update for new
+	force_output flag.
+	(varpool_externally_visible_p): Weakrefs are externally visible
+	even if they are not.
+	(function_and_variable_visibility): Update; when processing alias
+	pair force the targets to be output.
+	(whole_program_function_and_variable_visility): Use
+	mark_reachable_node.
+	* trans-mem.c (ipa_tm_mark_needed_node): Remove
+	(ipa_tm_mark_force_output_node): New function.
+	(ipa_tm_create_version_alias, ipa_tm_create_version): Update.
+	* gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
+	aliases.
+	* varasm.c (mark_decl_referenced): Update.
+	(find_decl_and_mark_needed): Remove.
+	(find_decl): New function.
+	(weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
+	alias targets as needed.
+	(dump_tm_clone_pairs): Update.
+	* tree-inline.c (copy_bb): Update check.
+	* symtab.c (dump_symtab_base): Dump force_output.
+	* tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
+	* passes.c (execute_todo): Fix dumping.
+	* varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
+	(varpool_analyze_pending_decls): Alias target is reachable.
+	(varpool_create_variable_alias): Finalize weakrefs.
+
+2012-04-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/53021
+	* alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
+	UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
+	* alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
+	macros instead of constants.
+	* dse.c (record_store): Check for SP ADDRESS by comparing
+	XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
+	XEXP to be stack_pointer_rtx.
+
+2012-04-20  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
+	update_call_from_tree when propagating into a call.
+
+2012-04-20  Alan Modra  <amodra@gmail.com>
+
+	* config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
+	(rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.  Rename
+	sp_offset to frame_off.  Move world save code earlier.
+
+2012-04-20  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53050
+	* tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
+	Do only one transform on COND_EXPRs at the same time.
+
+2012-04-19  Jan Hubicka  <jh@suse.cz>
+
+	* symtab.c (dump_symtab_base): Revert accidental checkin.
+
+2012-04-20  Alan Modra  <amodra@gmail.com>
+
+	PR target/53040
+	* config/rs6000/rs6000.c (rs6000_savres_strategy): When using
+	static chain, set REST_INLINE_FPRS too.
+
+2012-04-20  Thomas Schwinge  <thomas@codesourcery.com>
+
+	* tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
+	nodes.
+
+2012-04-20  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
+	loops that can never run more often than the vectorization factor.
+
+2012-04-19  Jan Hubicka  <jh@suse.cz>
+
+	* symtab.c (dump_symtab_base): Fix dumping of asm lists.
+
+2012-04-19  David Edelsohn  <dje.gcc@gmail.com>
+
+	* config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
+
+2012-04-19  Jim Meyering  <meyering@redhat.com>
+
+	* genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
+	We verified above that the string(including trailing NUL) fits in buf,
+	so just use memcpy.
+
+2012-04-19  Richard Guenther  <rguenther@suse.de>
+
+	* symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
+	for dumping DECL_SECTION_NAME.
+
+2012-04-19  Michael Matz  <matz@suse.de>
+
+	PR middle-end/52977
+	* tree.h (VECTOR_CST_NELTS): Use part number of types again.
+	(struct tree_vector): Adjust GTY length.
+	* tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
+
+	* gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
+	members.
+	(walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
+	caller emitted the length calulation already.
+	(walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
+	before handling any of the fields for structs.
+
+2012-04-19  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/53031
+	* tree-vrp.c (adjust_range_with_scev): Revert back to
+	using max_loop_iterations.
+
+2012-04-19  Michael Matz  <matz@suse.de>
+
+	* diagnostic.c (emit_diagnostic): Move va_end call after user
+	of the va_list.
+	(warning, warning_at, pedwarn, permerror): Ditto.
+
+2012-04-19  Richard Guenther  <rguenther@suse.de>
+
+	* ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
+	array access.
+
+2012-04-19  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/53033
+	* config/avr/avr.c (avr_out_load_psi): Fix assembler template for
+	the case *(X+const).
+
+2012-04-19  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+
+	* config/arm/sync.md (sync_optab): Change ior attribute to "or".
+
+2012-04-19  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	PR c/52283/37985
+	* stmt.c (warn_if_unused_value): Skip NOP_EXPR.
+	* convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
+
+2012-04-19  Richard Guenther  <rguenther@suse.de>
+
+	PR rtl-optimization/44688
+	* loop-iv.c (determine_max_iter): Only return max_iter.
+	(iv_number_of_iterations): Also use the recorded loop bound
+	on the maximum number of iterations.
+	* loop-unroll.c (decide_unroll_runtime_iterations): Use
+	max_iter to avoid unrolling loops that do not roll.
+	(decide_unroll_stupid): Likewise.
+
+2012-04-18  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* targhooks.c (default_case_values_threshold): Fix code style nit.
+
+	* stmt.c (add_case_node, expand_case): Move logic to remove/reduce
+	case range and type folding from here...
+	* gimplify.c (gimplify_switch_expr): ... to here.  Expect NULL_TREE
+	type, as documented in tree.def.
+
+2012-04-18  Jan Hubicka  <jh@suse.cz>
+
+	* cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
+	Declare.
+	* cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
+	cgraph hash and same comdat groups.
+	(cgraph_optimize): Verify symbol table.
+	* ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
+	(dissolve_same_comdat_group_list): Work on symtab nodes.
+	(function_and_variable_visibility): Dissolve variable same comdat group
+	lists, too.
+	* symtab.c: Include timevar.h
+	(verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
+
+2012-04-18  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* tree-switch-conversion.c (info): Remove global pass info.
+	(check_range, check_process_case, check_final_bb, create_temp_arrays,
+	free_temp_arrays, gather_default_values, build_constructors,
+	array_value_type, build_one_array, build_arrays, gen_def_assigns,
+	fix_phi_nodes, gen_inbound_check): Pass info around from ...
+	(process_switch): ... here.  Unify message format.  Return a const
+	char pointer to the failure reason message.
+	(do_switchconv): Unify message format.  Update process_switch usage.
+
+	* tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
+	* tree-cfg.c (edge_to_cases): Fix documentation.
+
+2012-04-18  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
+
+2012-04-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	PR tree-optimization/52976
+	* tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
+	(possibly_move_powi): New function.
+	(rewrite_expr_tree): Call possibly_move_powi.
+	(rewrite_expr_tree_parallel): Likewise.
+	(attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
+	call add_to_ops_vec instead.
+
+2012-04-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	PR tree-optimization/52976
+	* tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
+	(decrement_power): Likewise.
+	(propagate_op_to_single_use): Likewise.
+	(zero_one_operation): Handle __builtin_pow* calls in linearized
+	expression trees; factor logic into propagate_op_to_single_use.
+	(undistribute_ops_list): Allow operands with repeat counts > 1.
+
+2012-04-18  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/44688
+	* cfgloop.h (record_niter_bound): Declare.
+	* tree-ssa-loop-niter.c (record_niter_bound): Export.
+	Update the estimation with the upper bound here...
+	(estimate_numbers_of_iterations_loop): ... instead of here.
+	Do not forcefully reset a recorded upper bound.
+	* tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
+	Record the maximum number of loop iterations of the prologue loop.
+
+2012-04-18  Jan Hubicka  <jh@suse.cz>
+
+	* lto-symtab.c (lto_cgraph_replace_node): Update.
+	* cgraphbuild.c (record_reference, record_type_list,
+	record_eh_tables, mark_address, mark_load, mark_store): Update.
+	* cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
+	cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
+	Update.
+	* cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
+	(cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
+	* reload.c: Fix typo in comment.
+	* rtlanal.c: Likewise.
+	* tree-emultls.c (gen_emutls_addr): Update.
+	* ipa-reference.c (analyze_function): Update.
+	* cgraphunit.c (cgraph_analyze_function,
+	cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
+	Update.
+	* ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
+	(ipa_remove_reference): Likewise.
+	(ipa_remove_all_refering): Rename to ...
+	(ipa_remove_all_referring): ... this one; update.
+	(ipa_dump_references): Update.
+	(ipa_dump_referring): Update.
+	(ipa_clone_references): Update.
+	(ipa_clone_refering): Rename to ...
+	(ipa_clone_referring): ... this one; update.
+	(ipa_ref_cannot_lead_to_return): Update.
+	(ipa_ref_has_aliases_p): Update.
+	* ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
+	forward typedefs.
+	(ipa_ref_type): Remove.
+	(ipa_ref_ptr_u): Remove.
+	(ipa_ref): Remove referencing, refered, refered_index, refering_type
+	and refered_type; add referring, referred and referred_index.
+	(ipa_ref_list): Rename refering to referring.
+	(ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
+	ipa_clone_references, ipa_clone_referring): Update prototypes.
+	* lto-cgraph.c (referenced_from_other_partition_p): Update.
+	(lto_output_ref): Update.
+	(add_references): Update.
+	(input_varpool_node): Update.
+	(input_refs): Update.
+	* ipa-ref-inline.h (ipa_ref_node): Update.
+	(ipa_ref_varpool_node): Update.
+	(ipa_ref_referring_node): Update.
+	(ipa_ref_referring_varpool_node): Update.
+	(ipa_ref_referring_ref_list): Update.
+	(ipa_ref_referred_ref_list): Update.
+	(ipa_ref_list_first_referring): Update.
+	(ipa_empty_ref_list): Update.
+	(ipa_ref_list_refering_iterate): Rename to ...
+	(ipa_ref_list_referring_iterate): ... this one.
+	* cse.c: Update comment.
+	* ipa-utils.c (ipa_reverse_postorder): Update.
+	* tree-ssa-alias.c: Update.
+	* ipa-inline.c (reset_edge_caches): Update.
+	(update_caller_keys): Update.
+	* ipa-inline.h: Update comments.
+	* jump.c: Update comment.
+	* alias.c: Likewise.
+	* ipa.c (process_references): Update.
+	(cgraph_remove_unreachable_nodes): Likewise.
+	(ipa_discover_readonly_nonaddressable_var): Likewise.
+	(cgraph_address_taken_from_non_vtable_p): Likewise.
+	* trans-mem.c (ipa_tm_execute): Update.
+	* simplify-rtx.c: Fix comment.
+	* rtl.c: Fix comment.
+	* symtab.c (symtab_unregister_node): Update.
+	* varpool.c (dump_varpool_node): Update.
+	(varpool_analyze_pending_decls): Update.
+	(assemble_aliases): Update.
+	(varpool_for_node_and_aliases): Update.
+
+2012-04-18  Richard Guenther  <rguenther@suse.de>
+
+	* cfgloop.h (estimate_numbers_of_iterations_loop): Remove
+	use_undefined_p parameter.
+	* tree-flow.h (estimate_numbers_of_iterations): Likewise.
+	* tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
+	Likewise.
+	(estimate_numbers_of_iterations): Likewise.
+	(estimated_loop_iterations): Adjust.
+	(max_loop_iterations): Likewise.
+	(scev_probably_wraps_p): Likewise.
+	* tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
+	* tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
+	not max_loop_iterations.
+	(execute_vrp): Remove explicit number of iterations estimation.
+
+2012-04-18  Enkovich Ilya  <ilya.enkovich@intel.com>
+
+	* config/i386/linux-common.h: New.
+
+	* config.gcc: Add i386/linux-common.h before
+	all i386/linux.h and i386/linux64.h usages.
+
+	* config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
+	(LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
+	* config/i386/gnu-user64.h: Likewise.
+
+	* config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
+	(CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
+	(GNU_USER_TARGET_MATHFILE_SPEC): New.
+	(ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
+
+2012-04-18  Jan Hubicka  <jh@suse.cz>
+
+	* cgraph.c (cgraph_node_name): Remove.
+	(dump_cgraph_node): Use dump_symtab_base; reformat.
+	* cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
+	debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
+	Declare.
+	(cgraph_node_name, varpool_node_name): Remove.
+	(cgraph_node_asm_name, varpool_node_asm_name,
+	cgraph_node_name, varpool_node_name): New.
+	* tree-pass.h (TODO_dump_cgraph): Rename to ...
+	(TODO_dump_symtab): ... this one.
+	* ipa-cp (pass_ipa_cp): Update.
+	* ia-reference.c (generate_summary, read_write_all_from_decl,
+	propagate, ipa_reference_read_optimization_summary): Update.
+	* cgraphunit.c (cgraph_analyze_functions): Update.
+	(cgraph_optimize): Update.
+	* ipa-ref.c (ipa_dump_references): Update.
+	(ipa_dump_refering): Update.
+	* ipa-inline.c (pass_ipa_inline): Update.
+	* matrix-reorg.c (pass_ipa_matrix_reorg): Update.
+	* ipa.c (pass_ipa_function_visibility,
+	pass_ipa_whole_program_visibility): Update.
+	* tree-sra.c (pass_early_ipa_sra): Update.
+	* symtab.c: Include langhooks.h
+	(symtab_node_asm_name): New.
+	(symtab_node_name): New.
+	(symtab_type_names): New static var.
+	(dump_symtab_base): New.
+	(dump_symtab_node, dump_symtab): New.
+	(debug_symtab_node,  debug_symtab): New.
+	* tree-ssa-structalias.c: Dump symbol table.
+	* pases.c (execute_todo): Handle TODO_dump_symtab instead
+	of TODO_dump_cgraph.
+	* varpoo.c (varpool_node_name): Remove.
+	(dump_varpool_node): Use dump_symtab_base; reformat.
+
+2012-04-18  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* doc/invoke.texi (Language Independent Options): @item should be
+	before @opindex.
+
+2012-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR bootstrap/53021
+	* rtl.c (rtx_code_size): Handle ADDRESS.
+
+2012-04-17  Tom de Vries  <tom@codesourcery.com>
+
+	* tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
+	is not a STMT_LIST.
+
+2012-04-17  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/53020
+	* config/i386/sync.md (atomic_<code><mode>): Rename to
+	atomic_<logic><mode>.
+
+2012-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
+	* alias.c (reg_base_value): Expand and update comment.
+	(arg_base_value): New variable.
+	(unique_id): Move up file.
+	(unique_base_value, unique_base_value_p, known_base_value_p): New.
+	(find_base_value): Use arg_base_value and known_base_value_p.
+	(record_set): Document REG_NOALIAS handling.  Use unique_base_value.
+	(find_base_term): Use known_base_value_p.
+	(base_alias_check): Use unique_base_value_p.
+	(init_alias_target): Initialize arg_base_value.  Use unique_base_value.
+	(init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
+
+2012-04-17  Pat Haugen <pthaugen@us.ibm.com>
+
+	* config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
+
+2012-04-17  Michael Matz  <matz@suse.de>
+
+	PR tree-optimization/18437
+	* tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
+	(STMT_VINFO_STRIDE_LOAD_P): New accessor.
+	(vect_check_strided_load): Declare.
+	* tree-vect-data-refs.c (vect_check_strided_load): New function.
+	(vect_analyze_data_refs): Use it to accept strided loads.
+	* tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
+
+2012-04-17  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/53011
+	* tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
+	loops when redirecting an entry or latch edge.
+
+2012-04-17  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* sel-sched.c (sel_global_init): Revert previous change.
+
+2012-04-17  Richard Guenther  <rguenther@suse.de>
+
+	* tree-flow.h (array_at_struct_end_p): Move declaration ...
+	* tree.h (array_at_struct_end_p): ... here.
+	* tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
+	* expr.c (array_at_struct_end_p): ... here.  Rewrite.
+
+2012-04-17  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* stmt.c (cost_table_, use_cost_table, cost_table_initialize,
+	COST_TABLE): Remove.
+	(estimate_case_costs): Remove.
+	(expand_case): Do not call estimate_case_costs
+	to set use_cost_table.
+	(balance_case_nodes): Do not use use_cost_table.
+
+2012-04-16  Jan Hubicka  <jh@suse.cz>
+
+	* cgraph.c (cgraph_hash, assembler_name_hash): Remove.
+	(hash_node, eq_node): Remove.
+	(cgraph_create_node): Do not handle hashtable.
+	(cgraph_get_node): Remove.
+	(cgraph_insert_node_to_hashtable): Remove.
+	(hash_node_by_assembler_name): Remove.
+	(eq_assembler_name): Remove.
+	(cgraph_node_for_asm): Rewrite.
+	(cgraph_find_replacement_node): Break out from ...
+	(cgraph_remove_node): ... here; do not maintain hashtables.
+	(change_decl_assembler_name): Remove.
+	(cgraph_clone_node): Do not maintain hashtables.
+	* cgraph.h (const_symtab_node): New typedef.
+	(cgraph_insert_node_to_hashtable): Remove.
+	(symtab_get_node, symtab_node_for_asm,
+	symtab_insert_node_to_hashtable): Declare.
+	(cgraph_find_replacement_node): Declare.
+	(cgraph_get_node, varpool_get_node): Turn into inlines.
+	(cgraph, varpool): Work sanely on NULL pointers.
+	(FOR_EACH_SYMBOL): New walker.
+	* ipa-inline-transform.c (save_inline_function_body): Use
+	symtab_insert_node_to_hashtable.
+	* symtab.c: Include ggc.h and diagnostics.h
+	(symtab_hash, assembler_name_hash): New static vars;
+	(hash_node, eq_node, hash_node_by_assembler_name,
+	eq_assembler_name, insert_to_assembler_name_hash,
+	unlink_from_assembler_name_hash): New.
+	(symtab_register_node): Update hashtables.
+	(symtab_insert_node_to_hashtable): New.
+	(symtab_unregister_node): Update hashtables.
+	(symtab_get_node): New.
+	(symtab_node_for_asm): New.
+	(change_decl_assembler_name): New.
+	* Makefile.in (symtab.o): Needs GTY.
+	* varpool.c (varpool_hash): Remove.
+	(hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
+	(varpool_node): Rewrite using varpool_get_node.
+	(varpool_remove_node): DO not maintain hashtables.
+	(varpool_node_for_asm): Rewrite.
+
+2012-04-16  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi:  Copy-edit to put verbs in the present tense
+	when describing the current behavior of GCC.
+
+2012-04-16  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* genemit.c (gen_exp): Remove ADDRESS handling.
+	* genoutput.c (scan_operands): Likewise.
+	* genpeep.c (match_rtx): Likewise.
+	* genrecog.c (add_to_sequence): Likewise.
+
+2012-04-16  David Edelsohn  <dje.gcc@gmail.com>
+
+	* doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
+
+2012-04-16  Martin Jambor  <mjambor@suse.cz>
+
+	* tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
+	bit-fields.
+
+2012-04-16  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	PR target/51819
+	* config/arm/arm.c (arm_print_operand): Fix invalid alignment
+	hints for 'A' operand types.
+
+2012-04-16  Jan Hubicka  <jh@suse.cz>
+
+	* cgraph.h (symtab_node_base): Add next and previous pointers.
+	(cgraph_node): Remove next and preivous pointers.
+	(varpool_node): Likewise; remove next/previous GTY marker;
+	it is not type safe.
+	(symtab_node_def): Update GTY marker
+	(x_cgraph_nodes, cgraph_nodes): Remove.
+	(symtab_nodes): New function.
+	(cgraph_order): Rename to ...
+	(symtab_order): ... this one.
+	(symtab_register_node, symtab_unregister_node, symtab_remove_node):
+	Declare.
+	(x_varpool_nodes, varpool_nodes): Remove.
+	(FOR_EACH_STATIC_VARIABLE): Update.
+	(symtab_function_p, symtab_variable_p): New function.
+	(FOR_EACH_VARIABLE): Update.
+	(varpool_first_variable, varpool_next_variable): New functions.
+	(FOR_EACH_VARIABLE): Update.
+	(cgraph_first_defined_function): Update.
+	(cgraph_next_defined_function, cgraph_next_defined_function): Update.
+	(FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
+	(cgraph_first_function, cgraph_next_function): New.
+	(FOR_EACH_FUNCTION): Update.
+	(cgraph_first_function_with_gimple_body,
+	cgraph_next_function_with_gimple_body): Update.
+	* symtab.c: New file.
+	* cgraph.c: Update copyright dates.
+	(x_cgraph_nodes, cgraph_order): Remove.
+	(NEXT_FREE_NODE): Update.
+	(SET_NEXT_FREE_NODE): New.
+	(cgraph_create_node_1): Remove common code.
+	(cgraph_create_node): Remove common code; call symtab_register_node.
+	(cgraph_remove_node): Remove common code; call symtab_unregister-node.
+	(cgraph_add_asm_node): Update.
+	(cgraph_clone_node): Register new node.
+	* cgraphunit.c (process_function_and_variable_attributes): Update.
+	(cgraph_analyze_functions): Update.
+	(cgraph_analyze_functions): Update.
+	(cgraph_output_in_order): Update.
+	* lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
+	Update.
+	* ipa-inline.c (recursive_inlining): Update.
+	* lto-streamer-in.c (lto_input_toplevel_asms): Update.
+	* ipa.c (cgraph_remove_unreachable_nodes): Update.
+	* Makefile.in: Add symtab.o
+	* varpool.c (x_varpool_nodes): Remove
+	(varpool_node): Remove common code; call symtab_register_node.
+	(varpool_remove_node): Remove common code; call symtab_unregister_node.
+
+2012-04-16  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52977
+	* tree.h (VECTOR_CST_NELTS): Adjust.
+	(struct tree_vector): Add explicit length field.
+	(make_vector_stat): Declare.
+	(make_vector): Define.
+	* tree.c (make_vector_stat): New function.
+	(build_vector_stat): Use it.
+	* tree-streamer-in.c (streamer_alloc_tree): Likewise.
+
+2012-04-16  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	PR tree-optimization/52976
+	* tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
+	(undistribute_ops_list): Ops with repeat counts aren't eligible for
+	undistribution.
+	(attempt_builtin_powi): Call add_to_ops_vec_max_rank.
+
+2012-04-16  Jan Hubicka  <jh@suse.cz>
+
+	* cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
+	New macros.
+	* lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
+	walkers to walk cgraph and varpool.
+	* cgraph.c (cgraph_node_for_asm): Likewise.
+	(dump_cgraph): Likewise.
+	* value-prof.c (init_node_map): Likewise.
+	* tree.c (free_lang_data_in_cgraph): Likewise.
+	* tree-emutls.c: (ipa_lower_emutls): Likewise.
+	* ipa-reference.c (generate_summary, propagate): Likewise.
+	* cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
+	cgraph_mark_functions_to_output, cgraph_output_in_order,
+	output_weakrefs, cgraph_materialize_all_clones,
+	cgraph_optimize): Likewise.
+	* lto-cgraph.c (merge_profile_summaries): Likewise.
+	(input_cgraph): Likewise.
+	* ipa-pure-const.c (generate_summary): Likewise.
+	(propagate): Likwise.
+	* ipa-utils.c (ipa_reduced_postorder): Likewise.
+	(ipa_free_postorder_info): Likewise.
+	(ipa_reverse_postorder): Likewise.
+	* ipa-inline.c (ipa_inline): Likewise.
+	* matrix-reorg.c (find_matrices_decl): Likewise.
+	(matrix_reorg): Likewise.
+	* tree-vectorizer.c (increase_alignment): Likewise.
+	* ipa.c (cgraph_remove_unreachable_nodes): Likewise.
+	(function_and_variable_visibility): Likewise.
+	(whole_program_function_and_variable_visibility): Likewise.
+	(ipa_cdtor_merge): Likewise.
+	* trans-mem.c (ipa_tm_execute): Likewise.
+	* ipa-inline-analysis.c (dump_inline_summaries): Likewise.
+	* ipa-prop.c (ipa_print_all_jump_functions): Likewise.
+	(ipa_print_all_params): Likewise.
+	(ipa_update_after_lto_read): Likewise.
+	* tree-profie.c (tree_profiling): Likewise.
+	* tree-ssa-structalias.c (ipa_pta_execute): Likewise.
+	* passes.c (dump_passes): Likewise.
+	(do_per_function): Likewise.
+	(ipa_write_summaries): Likewise.
+	* varpool.c (dump_varpool): Likewise.
+	(varpool_node_for_asm): Likewise.
+	(varpool_assemble_pending_decls): Likewise.
+
+2012-04-16  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52975
+	* tree-if-conv.c (predicate_bbs): Do not simplify inverted
+	condition but always mark it with TRUTH_NOT_EXPR.
+
+2012-04-16  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52975
+	* tree-ssa-forwprop.c (combine_cond_exprs): New function.
+	(ssa_forward_propagate_and_combine): Call it for COND_EXPRs
+	and VEC_COND_EXPRs.  Also combine into VEC_COND_EXPRs condition.
+	* fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
+
+2012-04-14  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/sse.md (ssse3_plusminus): New code iterator.
+	(avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
+	avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
+	(ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
+	ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
+	(ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
+	ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
+
+	(avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
+	avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
+	(ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
+	ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
+	(ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
+	ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
+
+	(xop_plus): New code iterator.
+	(macs): New code attribute.
+	(macds): Ditto.
+	(xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
+	xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
+	iterator.
+	(xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
+	xop_plus code iterator.
+	(xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
+	xop_plus code iterator.
+	(xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
+	xop_plus code iterator.
+	(xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
+	xop_plus code iterator.
+
+	(xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
+	any_extend code iterator.
+	(xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
+	any_extend code iterator.
+	(xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
+	any_extend code iterator.
+	(xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
+	any_extend code iterator.
+	(xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
+	any_extend code iterator.
+	(xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
+	any_extend code iterator.
+
+2012-04-14  Tom de Vries  <tom@codesourcery.com>
+
+	* cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
+	call to delete_insn.  Remove code to reorder BASIC_BLOCK note and
+	DELETED_LABEL note, and move it to ...
+	* cfgrtl.c (delete_insn): ... here.  Change return type to void.
+	(delete_insn_and_edges): Likewise.
+	(delete_insn_chain): Handle new return type of delete_insn.  Delete
+	chain backwards rather than forwards.
+	* rtl.h (delete_insn, delete_insn_and_edges): Change return type to
+	void.
+	* cfglayout.c (fixup_reorder_chain): Delete unused label.
+
+2012-04-14  Jan Hubicka  <jh@suse.cz>
+
+	* cgraph.h: Update copyrights;
+	(symtab_node): Turn to union typedef.
+	(symtab_node_base): New structure.
+	(symtab_type): Add SYMTAB_SYMBOL tag.
+	(cgraph_node): Annotate some pinters with nested_ptr.
+	(varpool_node): Likewise.
+	(cgraph_local_info): Remove lto_file_data
+	and externally_visible.
+	(cgraph_node): Remove decl; same_comdat_group list;
+	aux; ref_list; order; address_taken; reachable_from_other_parittion,
+	in_other_partition; resolution.
+	(varpool_node): Remove decl; same_comdat_group;
+	ref_list; lto_file_data; aux; order; resolution; externally_visible;
+	used_from_other_partition; in_other_partition.
+	(symtab_node_def): New union.
+	(cgraph, varpool): Update.
+	(varpool_first_static_initializer, varpool_next_static_initializer,
+	cgraph_only_called_directly_or_aliased_p,
+	varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
+	varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
+	varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
+	field references.
+	* cgraph.c: Likewise.
+	(cgraph_hash, assembler_name_hash): Turn into symtab_node.
+	* cgraphbuild.c: Likewise.
+	* lto-symtab.c: Likewise.
+	* c-gimplify.c: Likewise.
+	* value-prof.c: Likewise.
+	* tree.c: Likewise.
+	* ipa-cp.c: Likewise.
+	* tree-emutls.c: Likewise.
+	* ipa-inline-transform.c: Likwise.
+	* ipa-reference.c: Likewise.
+	* cgraphunit.c: Likewise.
+	* ipa-ref.c: Likewise.
+	* lto-cgraph.c: Likewise.
+	* ipa-ref-inline.h: Likewise.
+	* ipa-pure-const.c: Likewise.
+	* lto-streamer-out.c: Likewise.
+	* ipa-utils.c: Likewise.
+	* ipa-inline.c: Likewise.
+	* matrix-reorg.c: Likewise.
+	* tree-eh.c: Likewise.
+	* tree-vectorizer.c: Likewise.
+	* ipa-split.c: Likewise.
+	* ipa.c: Likewise.
+	* trans-mem.c: Likewise.
+	* ipa-inline-analysis.c: Likewise.
+	* gimplify.c: Likewise.
+	* cfgexpand.c: Likewise.
+	* tree-sra.c: Likewise.
+	* ipa-prop.c: Likewise.
+	* varasm.c: Likewise.
+	* tree-nested.c: Likewise.
+	* tree-inline.c: Likewise.
+	* tree-profile.c: Likewise.
+	* tree-ssa-structalias.c: Likewise.
+	* passes.c: Likewise.
+	* varpool.c: Likewise.
+
+2012-04-14  Tom de Vries  <tom@codesourcery.com>
+
+	* tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
+	same_succ_hash, with local_def inlined.  Use SINGLE_SSA_DEF_OPERAND.
+	Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT.  Remove use
+	of find_edge.
+	(gsi_advance_fw_nondebug_nonlocal): New function.
+	(local_def): Removed function.
+	(same_succ_hash): Use stmt_local_def.
+	(same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
+	(gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
+
+2012-04-13  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386-c.c (ix86_target_macros): Define _ILP32
+	and __ILP32__ for x32.
+
+2012-04-13  Martin Jambor  <mjambor@suse.cz>
+
+	PR middle-end/52939
+	* gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
+	fold_ctor_reference returns a zero constant.
+
+2012-04-13  Enkovich Ilya  <ilya.enkovich@intel.com>
+
+	* config.gcc: Add i386/gnu-user-common.h before all
+	i386/gnu-user.h and i386/gnu-user64.h usages.
+
+	* config/i386/gnu-user-common.h: New.
+
+	* config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
+	(CC1_SPEC): Likewise.
+	(ENDFILE_SPEC): Likewise.
+	(DEFAULT_PCC_STRUCT_RETURN): Likewise.
+	(TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
+	(TARGET_OS_CPP_BUILTINS): Likewise.
+	(LIBGCC2_HAS_TF_MODE): Likewise.
+	(LIBGCC2_TF_CEXT): Likewise.
+	(TF_SIZE): Likewise.
+	(TARGET_ASM_FILE_END): Likewise.
+	(STACK_CHECK_MOVING_SP): Likewise.
+	(STACK_CHECK_STATIC_BUILTIN): Likewise.
+	* config/i386/gnu-user64.h: Likewise.
+
+2012-04-13  Martin Jambor  <mjambor@suse.cz>
+
+	* expr.c (expand_expr_real_1): Pass type, not the expression, to
+	set_mem_attributes for a memory temporary. Do not call the function
+	for the memory temporary created for a bitfield.
+
+2012-04-13  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/48866
+	* df.h (enum debug_temp_where): New.
+	(dead_debug_init, dead_debug_finish) Declare.
+	(dead_debug_add, dead_debug_insert_temp): Declare.
+	(struct dead_debug_use, struct dead_debug): Moved from...
+	* df-problems.c: ... here.
+	(df_set_unused_notes_for_mw): Bind debug uses of unused regno
+	to a debug temp.
+	(df_create_unused_note): Likewise.
+	(df_set_dead_notes_for_mw): Move comment where it belongs.
+	(dead_debug_init): Export.
+	(dead_debug_reset_uses): New, factored out of...
+	(dead_debug_finish): ...this.  Export.
+	(dead_debug_reset): Remove.
+	(dead_debug_add): Export.
+	(dead_debug_insert_before): Rename to...
+	(dead_debug_insert_temp): ... this.  Add where argument.  Export.
+	Locate stored value for BEFORE_WITH_VALUE.  Avoid repeat inserts.
+	Return insertion count.
+	(df_note_bb_compute): Adjust.
+	* dce.c (word_dce_process_block): Adjust dead debug uses.
+	(dce_process_block): Likewise.
+
+2012-04-13  Alexandre Oliva  <aoliva@redhat.com>
+
+	* df-problems.c (df_note_bb_compute): Do not take note of
+	debug uses for whose REGs we won't emit DEAD or UNUSED notes.
+
+2012-04-13  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/51570
+	* var-tracking.c (expand_depth): New type.
+	(onepart_aux, expand_loc_callback_data): Change depth type to it.
+	(loc_exp_dep_alloc): Adjust initializer.
+	(update_depth): Use new type.  Add entryvals.
+	(vt_expand_var_loc_chain): Take note of expansions with
+	ENTRY_VALUEs, but don't accept them right away.  Run an optional
+	second pass accepting the minimum ENTRY_VALUE count found in the
+	first pass.
+	(vt_expand_loc_callback, INIT_ELCD): Adjust.
+
+2012-04-13  Tom de Vries  <tom@codesourcery.com>
+
+	* tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
+	parameters vuse and vuse_escaped.
+	(find_duplicate): Init vuse1, vuse2 and vuse_escaped.  Pass to
+	gsi_advance_bw_nondebug_nonlocal.  Return if vuse_escaped and
+	vuse1 != vuse2.
+
+2012-04-13  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52969
+	* tree-if-conv.c (predicate_mem_writes): Properly gimplify
+	the condition for the COND_EXPR and handle predicate negation
+	by swapping the COND_EXPR arms.
+
+2012-04-13  Nick Clifton  <nickc@redhat.com>
+
+	* config/rl78/rl78.c (rl78_devirt_pass): Remove use of
+	TODO_dump_func flag.
+
+2012-04-13  Andrey Belevantsev  <abel@ispras.ru>
+
+	PR rtl-optimization/52203
+	PR rtl-optimization/52715
+
+	Revert the 2012-03-07 fix for PR 52203.
+	* sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
+	the insn does not modify DFA right before issuing, adjust
+	issue_rate accordingly.
+
+2012-04-13  Richard Guenther  <rguenther@suse.de>
+
+	PR c/52549
+	* c-typeck.c (pointer_diff): Remove bogus assert.
+
+2012-04-13  Richard Guenther  <rguenther@suse.de>
+
+	PR c/52862
+	* convert.c (convert_to_pointer): Remove special-casing of zero.
+
+2012-04-13  Joey Ye  <joey.ye@arm.com>
+
+	* config/arm/constraints.md (Pe): New constraint.
+	* config/arm/arm.md: New split for imm 256-510.
+
+2012-04-13  Terry Guo  <terry.guo@arm.com>
+
+	* config/arm/arm-cores.def: Added core cortex-m0plus.
+	* config/arm/arm-tune.md: Regenerated.
+	* config/arm/arm-tables.opt: Regenerated.
+	* doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
+
+2012-04-13  Alan Modra  <amodra@gmail.com>
+
+	PR target/52828
+	* config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
+	tie regs on destination of sets.  Delete forward declaration.
+	(rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
+	(rs6000_emit_prologue): Likewise.
+	(rs6000_emit_epilogue): Likewise.  Use in place of gen_frame_tie
+	and gen_stack_tie.
+	(is_mem_ref): Use tie_operand to recognise stack ties.
+	* config/rs6000/predicates.md (tie_operand): New.
+	* config/rs6000/rs6000.md (restore_stack_block): Generate new
+	stack tie rtl.
+	(restore_stack_nonlocal): Likewise.
+	(stack_tie): Update.
+	(frame_tie): Delete.
+
+2012-04-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	* tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
+	HOST_WIDE_INT_PRINT_DEC in format strings.
+
+2012-04-12  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/52932
+	* config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
+	argument type to __m256i.  Update call to __builtin_ia32_permvarsf256.
+	* config/i386/sse.md (UNSPEC_VPERMVAR): New.
+	(UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
+	(avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
+	(avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
+	avx2_permvarv8si using VI4F_256 mode iterator.
+	* config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
+	Update builtin type to V8SF_FTYPE_V8SF_V8SI.
+	(ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
+	gen_avx2_permvarv8sf.
+	(expand_vec_perm_pshufb): Ditto.
+
+2012-04-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	PR target/52775
+	* config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
+	the list of options to enable the FCFID instruction.
+	(TARGET_EXTRA_BUILTINS): Adjust comment.
+
+2012-04-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	PR tree-optimization/18589
+	* tree-ssa-reassoc.c (reassociate_stats): Add two fields.
+	(operand_entry): Add count field.
+	(add_repeat_to_ops_vec): New function.
+	(completely_remove_stmt): Likewise.
+	(remove_def_if_absorbed_call): Likewise.
+	(remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
+	(acceptable_pow_call): New function.
+	(linearize_expr_tree): Look for builtin pow/powi calls and add operand
+	entries with repeat counts when found.
+	(repeat_factor_d): New struct and associated typedefs.
+	(repeat_factor_vec): New static vector variable.
+	(compare_repeat_factors): New function.
+	(get_reassoc_pow_ssa_name): Likewise.
+	(attempt_builtin_powi): Likewise.
+	(reassociate_bb): Call attempt_builtin_powi.
+	(fini_reassoc): Two new calls to statistics_counter_event.
+
+2012-04-12  Richard Guenther  <rguenther@suse.de>
+
+	* Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
+	* cgraph.h (tree_rest_of_compilation): Remove.
+	* cgraph.c (cgraph_add_new_function): Move ...
+	* cgraphunit.c (cgraph_add_new_function): ... here.
+	(tree_rest_of_compilation): Make static.
+	(cgraph_expand_function): Do not set cgraph_function_flags_ready.
+	* tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
+	gate_all_early_local_passes, execute_all_early_local_passes,
+	pass_early_local_passes, gate_all_early_optimizations,
+	pass_all_early_optimizations): Move ...
+	* passes.c (gate_all_optimizations, pass_all_optimizations,
+	gate_all_early_local_passes, execute_all_early_local_passes,
+	pass_early_local_passes, gate_all_early_optimizations,
+	pass_all_early_optimizations): ... here.
+	* tree-optimize.c (execute_free_datastructures): Remove.
+	* tree-flow.h (execute_free_datastructures): Remove.
+	* tree-optimize.c (execute_init_datastructures,
+	pass_init_datastructures): Move ...
+	* tree-ssa.c (execute_init_datastructures,
+	pass_init_datastructures): ... here.
+	* cfgexpand.c (gimple_expand_cfg): Inline-expand call to
+	execute_free_datastructures.
+
+2012-04-12  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* dbgcnt.def (ira_move): New counter.
+	* ira-int.h (ira_create_new_reg): Declare function.
+	(first_moveable_pseudo, last_moveable_pseudo): Declare variables.
+	* ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
+	no longer static.  All callers changed.
+	* ira.c: Include "dbgcnt.h".
+	(rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
+	move_unallocated_pseudos): New static functions.
+	(first_moveable_pseudo, last_moveable_pseudo): New global variables.
+	(pseudo_replaced_reg, pseudo_move_insn): New static variables.
+	(ira): Call find_moveable_pseudos and move_unallocated_pseudos.
+	* ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
+	to the pseudos generated in find_moveable_pseudos.
+	* Makefile.in (ira.o): Add $(DBGCNT_H).
+
+2012-04-12  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52943
+	* tree-chrec.h (chrec_is_positive): Remove.
+	* tree-scalar-evolution.c (chrec_is_positive): Move ...
+	* tree-data-ref.c (chrec_is_positive): ... here.  Make static.
+	Return false for a constant zero instead of negative.
+	(analyze_siv_subscript_cst_affine): Handle zero difference
+	in the initial condition explicitely.
+
+2012-04-12  Richard Guenther  <rguenther@suse.de>
+
+	* tree-parloops.c (parallelize_loops): Also consult the upper
+	bound for the number of iterations.
+	* tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
+	(loop_prefetch_arrays): Likewise.
+
+2012-04-12  Richard Guenther  <rguenther@suse.de>
+
+	* cfgloop.h (estimated_loop_iterations_int): Ditch
+	'conservative' parameter.
+	(max_stmt_executions_int): Likewise.
+	(estimated_loop_iterations): Likewise.
+	(max_stmt_executions): Likewise.
+	(max_loop_iterations): Declare.
+	(max_loop_iterations_int): Likewise.
+	(estimated_stmt_executions): Likewise.
+	(estimated_stmt_executions_int): Likewise.
+	* tree-ssa-loop-niter.c (estimated_loop_iterations):
+	Split parts to ...
+	(max_loop_iterations): ... this.
+	(estimated_loop_iterations_int): Split parts to ...
+	(max_loop_iterations_int): ... this.
+	(max_stmt_executions_int): Split parts to ...
+	(estimated_stmt_executions_int): ... this.
+	(max_stmt_executions): Split parts to ...
+	(estimated_stmt_executions): ... this.
+	* graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
+	* predict.c (predict_loops): Likewise.
+	* tree-data-ref.c (max_stmt_executions_tree): Likewise.
+	(analyze_siv_subscript_cst_affine): Likewise.
+	(compute_overlap_steps_for_affine_1_2): Likewise.
+	(analyze_subscript_affine_affine): Likewise.
+	(init_omega_for_ddr_1): Likewise.
+	* tree-parloops.c (parallelize_loops): Likewise.
+	* tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
+	(may_eliminate_iv): Likewise.
+	* tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
+	(loop_prefetch_arrays): Likewise.
+	* tree-vrp.c (adjust_range_with_scev): Likewise.
+
+2012-04-12  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
+	* config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
+	Fix line width.
+	(dump_table): Use bool type for need_align and have_df variables.
+	(find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
+	(regs_used): Remove register modifier.
+	(barrier_align): Move variables slot, credit, jump_to_next
+	into if block above for loop.  Use bool type for jump_to_next.
+	(sh_function_arg): Use NULL_RTX instead of 0.
+
+2012-04-11  Andreas Schwab  <schwab@linux-m68k.org>
+
+	* config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
+	(bswapsi2): New expander.
+
+2012-04-11  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
+	0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
+
+2012-04-11  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR rtl-optimization/52876
+	* emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
+	Don't call mark_reg_pointer for incompatible pointer sign extension.
+	* reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
+	directly.
+
+2012-04-11  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
+	comparisons against TYPE_PRECISION.
+	* tree-ssa-forwprop.c (combine_conversions): Likewise.
+
+2012-04-11  Xinliang David Li  <davidxl@google.com>
+
+	* tree-passes.h: Remove TODO_dump_func.
+	* tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
+	* trans-mem.c: Remove TODO_dump_func.
+	* ira.c: Remove TODO_dump_func.
+
+2012-04-11  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (ix86_option_override_internal): Check
+	SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
+	after TARGET_64BIT is updated.
+
+2012-04-11  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.h: Remove old secondary reload code.
+
+2012-04-11  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.c (SCHED_REORDER): Merge macro into ...
+	(ready_reorder): ... this function.
+
+2012-04-11  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
+	sched_init calls.
+
+	* haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
+	insns so that no other insn is queued for a time before them.
+
+	* config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
+	unknown.
+
+2012-04-11  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52621
+	* tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
+	consider loop nesting.
+	(evolution_function_is_univariate_p): Properly check the remainder
+	for chrecs.
+
+2012-04-11  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52918
+	* except.c (sjlj_emit_dispatch_table): Properly update loop structure.
+
+2012-04-11  Nick Clifton  <nickc@redhat.com>
+
+	* config/rl78/rl78.c (rl78_expand_prologue): Set stack use
+	information, if requested.
+
+	* config/rx/rx.c (rx_expand_prologue): Likewise.
+
+2012-04-11  Peter Bergner  <bergner@vnet.ibm.com>
+	    Michael Matz  <matz@suse.de>
+
+	PR target/16458
+	* rtlanal.c (unsigned_reg_p): New function.
+	Update copyright notice dates.
+	* rtl.h (unsigned_reg_p): Prototype it.
+	Update copyright notice dates.
+	* config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
+	Update comment.
+	* expr.c (expand_expr_real_1): Set register attributes.
+	* stmt.c (expand_case): Likewise.
+
+2012-04-11  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/50751
+	* config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
+	consider_sh2a and allow_zero.
+	* config/sh/sh.c (sh_legitimate_index_p): Likewise.
+	(disp_addr_displacement): New function.
+	(sh_address_cost): Use disp_addr_displacement function instead
+	of DISP_ADDR_OFFSET.
+	(sh_legitimate_address_p): Adapt to changed
+	sh_legitimate_index_p declaration.
+	(sh_find_mov_disp_adjust): Remove HImode check.
+	(sh_secondary_reload): Add HImode case.  Use satisfies_constraint_Sdd,
+	disp_addr_displacement and max_mov_insn_displacement.
+	(max_mov_insn_displacement): Remove HImode check.
+	* config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
+	DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
+	* config/sh/constraints.md (K05, K13): New constraints.
+	(K12): Correct comment.
+	(Sdd): Do not use DISP_ADDR_P macro.
+	(Snd, Sbw): Use satisfies_constraint_Sdd.
+	* config/sh/sh.md (extendhisi2): Remove constraints from expander.
+	(*extendhisi2_compact, movhi_i): Remove.
+	(*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
+	*extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
+	*movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
+	*movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
+	(*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
+	*movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
+	*movqi_load_mem_disp): Use sh_legitimate_index_p instead of
+	CONST_OK_FOR_Kxx.
+	Add new peepholes for HImode displacement addressing.
+
+2012-04-11  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.h (SIDI_OFF): Remove.
+	* config/sh/sh.md: Use gen_highpart and gen_lowpart to access
+	DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
+	or operand_subword.
+
+2012-04-11  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR target/52624
+	* doc/extend.texi (Other Builtins): Document __builtin_bswap16.
+	(PowerPC AltiVec/VSX Built-in Functions): Remove it.
+	* doc/md.texi (Standard Names): Add bswap.
+	* builtin-types.def (BT_UINT16): New primitive type.
+	(BT_FN_UINT16_UINT16): New function type.
+	* builtins.def (BUILT_IN_BSWAP16): New.
+	* builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
+	(expand_builtin) <BUILT_IN_BSWAP16>: New case.  Pass TARGET_MODE to
+	expand_builtin_bswap.
+	(fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
+	(fold_builtin_1): Likewise.
+	(is_inexpensive_builtin): Likewise.
+	* optabs.c (expand_unop): Deal with bswap in HImode specially.  Add
+	missing bits for bswap to libcall code.
+	* tree.c (build_common_tree_nodes): Build uint16_type_node.
+	* tree.h (enum tree_index): Add TI_UINT16_TYPE.
+	(uint16_type_node): New define.
+	* config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
+	* config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
+	above builtin.
+	(rs6000_init_builtins): Likewise.
+	* config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
+
+2012-04-11  Tristan Gingold  <gingold@adacore.com>
+
+	* doc/extend.texi (Type Attributes): Move paragraph.
+
+2012-04-11  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	PR 24985
+	* diagnostic.h (show_caret): Declare.
+	(caret_max_width): Declare.
+	(diagnostic_show_locus): Declare.
+	* diagnostic.c (diagnostic_initialize): Initialize to false.
+	(diagnostic_show_locus): New.
+	(diagnostic_report_diagnostic): Call it.
+	(getenv_columns): New.
+	(adjust_line): New.
+	(diagnostic_set_caret_max_width): New.
+	* input.c (read_line): New.
+	(location_get_source_line): New.
+	* input.h (location_get_source_line): Declare.
+	* toplev.c (general_init): Initialize show_caret from options.
+	* dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
+	* opts.c (common_handle_option): Likewise.
+	* pretty-print.h (pp_get_prefix): New.
+	(pp_base_get_prefix): New.
+	* common.opt (fdiagnostics-show-caret): New option.
+	* doc/invoke.texi (fdiagnostics-show-caret): Document it.
+
+2012-04-11  Richard Guenther  <rguenther@suse.de>
+
+	PR rtl-optimization/52881
+	* ifcvt.c (find_if_case_2): Avoid speculating loop latches.
+
+2012-04-11  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52912
+	* tree-ssa-threadupdate.c (thread_block): Tell the cfg
+	manipulation code we are threading through a loop header
+	to an exit destination.
+
+2012-04-10  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* tree.h (warn_if_unused_value): Move declaration from here.
+	* stmt.c (warn_if_unused_value): Move definition from here.
+
+2012-04-10  Michael Matz  <matz@suse.de>
+
+	* tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
+	grouped_stores.
+	(LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
+	(struce _bb_vec_info.strided_stores): Rename to grouped_stores.
+	(BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
+	(STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
+	(vect_strided_store_supported): Rename to vect_grouped_store_supported.
+	(vect_strided_load_supported): Rename to vect_grouped_load_supported.
+	(vect_transform_strided_load): Rename to vect_transform_grouped_load.
+	(vect_record_strided_load_vectors): Rename to
+	vect_record_grouped_load_vectors.
+	* tree-vect-data-refs.c (vect_update_misalignment_for_peel):
+	Rename use of above macros.
+	(vect_verify_datarefs_alignment): Ditto.
+	(vector_alignment_reachable_p): Ditto.
+	(vect_peeling_hash_get_lowest_cost): Ditto.
+	(vect_enhance_data_refs_alignment): Ditto.
+	(vect_analyze_group_access): Ditto and rename stride to groupsize.
+	(vect_analyze_data_ref_access): Rename "strided" to "grouped".
+	(vect_strided_store_supported): Rename to vect_grouped_store_supported.
+	(vect_strided_load_supported): Rename to vect_grouped_load_supported.
+	(vect_transform_strided_load): Rename to vect_transform_grouped_load.
+	(vect_record_strided_load_vectors): Rename to
+	vect_record_grouped_load_vectors.
+	* tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
+	(destroy_loop_vec_info): Ditto.
+	(vect_transform_loop): Ditto and rename strided_store to grouped_store.
+	* tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
+	(vect_analyze_slp): Ditto.
+	(new_bb_vec_info): Ditto.
+	(destroy_bb_vec_info): Ditto.
+	(vect_schedule_slp_instance): Ditto and rename strided_store to
+	grouped_store.
+	* tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
+	vect_cost_group_size.
+	(vect_model_store_cost): Rename use of above macros and call
+	to vect_cost_strided_group_size.
+	(vect_model_load_cost): Ditto.
+	(vectorizable_store): Ditto, rename strided_store to grouped_store
+	and calls to renamed tree-vectorizer.h functions.
+	(vectorizable_load): Ditto.
+	(vect_transform_stmt): Rename use of above macros and strided_store
+	to grouped_store.
+
+2012-04-10  Jan Hubicka  <jh@suse.cz>
+
+	* cgraph.h: Remove misledaing comment on ipa-ref.h.
+	(symtab_type): New enum.
+	(symtab_node): New structure.
+	(cgraph_node, varpool_node): Add symbol base type.
+	(cgraph, varpool): New accestor functions.
+	* cgraph.c (cgraph_create_node_1): Set symbol type.
+	* varpool.c (varpool_node): Set symbol type.
+
+2012-04-10  Ulrich Weigand  <ulrich.weigand@linaro.org>
+	    Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
+
+2012-04-10  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52888
+	* gimple-low.c (gimple_check_call_args): Properly account for
+	compatible aggregate types.
+
+2012-04-10  Richard Guenther  <rguenther@suse.de>
+
+	* toplev.h (tree_rest_of_compilation): Remove.
+	* tree-optimize.c (tree_rest_of_compilation): Likewise.
+	* cgraph.h (tree_rest_of_compilation): Declare.
+	* tree-optimize.c (tree_rest_of_compilation): Move ...
+	* cgraphunit.c (tree_rest_of_compilation): ... here.
+	* cgraph.c (cgraph_add_new_function): Adjust.
+	* Makefile.in (tree-optimize.o): Adjust.
+	(cgraphunit.o): Likewise.
+
+2012-04-10  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	PR tree-optimization/52870
+	* tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
+	presumed pattern statement is within the same loop or basic block.
+
+2012-04-10  Tristan Gingold  <gingold@adacore.com>
+
+	* gengtype.c (main): Make uintptr_t a known type.
+
+2012-04-10  Richard Guenther  <rguenther@suse.de>
+
+	* tree-pass.h (tree_lowering_passes): Remove.
+	* tree-optimize.c (tree_lowering_passes): Remove.
+	* cgraph.c (cgraph_add_new_function): Inline relevant parts
+	of tree_lowering_passes, avoid redundant call of early local passes.
+	* cgraphunit.c (cgraph_lower_function): Fold into ...
+	(cgraph_analyze_function): ... its single caller.  Inline
+	relevant parts of tree_lowering_passes.
+
+2012-04-09  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR other/52777
+	* config/pa/pa.opt: Remove SIO and GNU_LD.
+
+2012-04-09  Jan Hubicka  <jh@suse.cz>
+
+	PR lto/52722
+	PR lto/51765
+	PR lto/52634
+	* lto-cgraph.c (compute_ltrans_boundary): When alias is in the
+	boundary, add its target too.
+	* lto.c (add_references_to_partition): Add also aliased nodes.
+	(add_cgraph_node_to_partition,
+	add_varpool_node_to_partition): Work on nodes, not functions/variables;
+	when adding alias, add also the aliased object.
+
+2012-04-09  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/52883
+	* config/i386/predicates.md (x86_64_zext_general_operand): Prevent
+	VOIDmode immediate operands.
+	* config/i386/constraints.md (Wz): New constraint.
+	* config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
+
+2012-04-09  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR target/52717
+	* config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
+	the DECL generated for the special GOT helper.
+
+2012-04-09  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/constraints.md: Update list of constraints in
+	comment block.
+	(Sr0): Remove unused memory constraint.
+
+2012-04-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* tree-pretty-print.h: Update comment.
+
+2012-04-08  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.md: Use braced string notation where applicable.
+	(*prefetch_i4, prefetch_m2a): Merge into ...
+	(*prefetch): ... this new insn.
+
+2012-04-07  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.h (high_life_started): Remove
+	* config/sh/predicates.md (general_movdst_operand): Use
+	'reload_in_progress' instead of 'high_life_started'.
+	* config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
+	divsi_inv_fp): Likewise.
+
+2012-04-07  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh-protos.h (prepare_move_operands): Return void
+	instead of int.
+	* config/sh/sh.c (prepare_move_operands): Likewise.
+	* config/sh/sh.md: Remove return value checks of prepare_move_operands.
+
+2012-04-07  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
+	general_movsrc_operand, general_movdst_operand, arith_reg_operand,
+	fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
+	logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
+	commutative_float_operator, noncommutative_float_operator,
+	sh_handle_pragma): Remove.
+
+2012-04-06  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi:  Clean up Texinfo markup throughout the file.
+	Use @option markup on command-line options.  Use @samp markup on
+	literal keywords to options.  Use @code markup on code fragments.
+	Use other markup in preference to quotation marks in the text.
+	Add markup to some passages without any.
+
+2012-04-06  Mike Stump  <mikestump@comcast.net>
+
+	* gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
+
+2012-04-06  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.c (hi_const): Remove.
+	(find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
+	of hi_const.
+
+2012-04-06  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
+	to bool.
+	* config/sh/sh.c (sh_expand_t_scc): Likewise.
+	* config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
+	calling sh_expand_t_scc.
+
+2012-04-06  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
+	nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
+	sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
+	reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
+	sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
+	sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
+	check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
+	sh2a_is_function_vector_call): Use bool as return type.
+	(sh_pass_in_reg_p): Remove.
+	* config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
+	flow_dependent_p, sh2a_function_vector_p, expand_block_move,
+	expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
+	sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
+	sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
+	sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
+	fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
+	sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
+	sh_loads_bankedreg_p): Use bool as return type.
+	(nonpic_symbol_mentioned_p): Use bool as return type.  Remove
+	'register' modifier.
+
+2012-04-06  Matt Turner  <mattst88@gmail.com>
+
+	* doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
+
+2012-04-06  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
+	of the destination isn't also a FP_REGS register.
+
+2012-04-05  Teresa Johnson  <tejohnson@google.com>
+	    H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
+	* config/i386/i386.md (move immediate to memory peephole2):
+	Add cases for HImode move when LCP stall avoidance is needed.
+	* config/i386/i386.c (initial_ix86_tune_features): Initialize
+	X86_TUNE_LCP_STALL entry.
+
+2012-04-05  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/52882
+	* config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
+	CONST_INT operands, zero-extended with AND.
+
+2012-04-05  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/50751
+	* config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
+	first argument instead of mode size.  Move displacement calculations
+	to ...
+	(mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
+	... these new functions.
+	(disp_adjust): Remove max_mov_disp field.
+	(sh_legitimate_index_p): Use max_mov_insn_displacement and
+	mov_insn_alignment_mask.
+	(sh_address_cost): Use max_mov_insn_displacement.
+
+2012-04-05  Andrew Stubbs  <ams@codesourcery.com>
+
+	* config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
+	(arch_enabled): Handle new arch types.
+	(one_cmpldi2): Add NEON support.
+
+2012-04-05  Richard Guenther  <rguenther@suse.de>
+
+	* gimple.c (walk_gimple_op): Compute val_only for the LHS
+	of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
+	(is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
+	* gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
+	... here and make static.
+	* gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
+	Remove.
+
+2012-04-05  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
+	basic-block before removing it.
+
+2012-04-05  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssanames.c (release_dead_ssa_names): Compact the SSA
+	version namespace as we release the freelist.
+
+2012-04-05  Richard Guenther  <rguenther@suse.de>
+
+	* tree-nrv.c (tree_nrv): Release VDEFs.
+	* tree-sra.c (sra_modify_constructor_assign): Likewise.
+	(sra_modify_assign): Likewise.
+	* tree-vect-stmts.c (vect_remove_stores): Likewise.
+	* tree-vect-loop.c (vect_transform_loop): Likewise.
+	* tree-ssa-dom.c (optimize_stmt): Likewise.
+	* tree-vect-slp.c (vect_schedule_slp): Likewise.
+	* tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
+
+2012-04-05  Richard Guenther  <rguenther@suse.de>
+
+	* gimple-iterator.c (gsi_remove): Return whether EH edges need to be
+	cleanup.
+	* gimple.h (gsi_remove): Adjust.
+	* tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
+	* tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
+	* tree-ssa-dse.c (dse_optimize_stmt): Likewise.
+	* tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
+	* tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
+	* tree-ssa-pre.c (eliminate): Likewise.
+
+2012-04-04  Mike Stump  <mikestump@comcast.net>
+
+	* doc/rtl.texi (const_double): Document as sign-extending.
+	* expmed.c (expand_mult): Ensure we don't use shift incorrectly.
+	* emit-rtl.c (immed_double_int_const): Refine to state the
+	value is signed.
+	* simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
+	CONST_DOUBLE integers.
+	(simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
+	negative values are converted.  Fix conversions bigger than
+	HOST_BITS_PER_WIDE_INT.
+	(simplify_binary_operation_1): Ensure we don't use shift incorrectly.
+	(simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
+	* explow.c (plus_constant_mode): Add.
+	(plus_constant): Implement with plus_constant_mode.
+	* rtl.h (plus_constant_mode): Add.
+
+2012-04-04  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52808
+	* tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
+	* Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
+
+2012-04-04  Tristan Gingold  <gingold@adacore.com>
+
+	* expr.c (expand_expr_real_2): Handle larger sizetype in
+	POINTER_PLUS_EXPR.
+
+2012-04-03  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	* config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
+	to m2a-single instead of m2e.
+
+2012-04-03  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
+	Change type of BITOFFSET to signed.  Make sure the lower bound of
+	the computed range is non-negative by adjusting OFFSET and BITPOS.
+	(expand_assignment): Adjust call to get_bit_range.
+
+2012-04-03  Sandeep Kumar Singh  <Sandeep.Singh2@kpitcummins.com>
+
+	* h8300/h8300.c (h8300_current_function_monitor_function_p):
+	New function. Added to check monitor functions.
+	(h8300_option_override): Modified to generate error/warning
+	messages for invalid combinations of different command line
+	options.
+	* h8300/h8300.md: Generate 'rte' for monitor functions. Do not
+	save EXR on stack for monitor function in case of H8S target
+	when "-mno-exr" is passed.
+	* h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
+	Add prototype.
+	* doc/invoke.texi: Document H8S options.
+
+2012-04-03  Tristan Gingold  <gingold@adacore.com>
+
+	* configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
+	of gcc_AC_FUNC_MMAP_BLACKLIST.
+	* acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
+	* Makefile.in (aclocal_deps): Add mmap.m4.
+	* configure: Regenerate.
+	* aclocal.m4: Regenerate.
+
+2012-04-03  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52808
+	* tracer.c (tail_duplicate): Return whether we have duplicated
+	any block.
+	(tracer): If we have duplicated any block, cleanup the CFG.
+	* cfghooks.c (duplicate_block): If we duplicated a loop
+	header but not its loop, destroy the loop because it now has
+	multiple entries.
+	* tree-ssa-threadupdate.c (thread_through_loop_header): Tell
+	the cfg manipulation routines we are not creating a multiple
+	entry loop.
+
+2012-04-03  Tristan Gingold  <gingold@adacore.com>
+
+	* config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
+	'byte' alignment.
+	(vms_c_common_override_options): Allow parameterless variadic
+	functions.
+
+2012-04-03  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/52835
+	* tree-data-ref.c (build_rdg): Return NULL if
+	compute_data_dependences_for_loop failed.
+
+2012-04-03  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* varasm.c (initializer_constant_valid_for_bitfield_p): Return true
+	for REAL_CST as well.
+	(output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
+	In the bitfield case, if the value is a REAL_CST, convert it first to
+	an INTEGER_CST.
+
+2012-04-02  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
+	for --with-abi={x32|mx32} or --with-multilib-list=mx32.
+	(supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
+
+	* config/i386/biarchx32.h: New.
+
+2012-04-02  Anatoly Sokolov  <aesok@post.ru>
+
+	* config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
+	* config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
+	(arm_preferred_reload_class): New function.
+
+2012-04-02  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52756
+	* tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
+	(thread_through_loop_header): After threading through the loop latch
+	remove the split part from the loop and clear further threading
+	opportunities that would create a multiple entry loop.
+
+2012-04-02  Richard Guenther  <rguenther@suse.de>
+
+	PR rtl-optimization/52800
+	* cprop.c (execute_rtl_cprop): Call cleanup_cfg with
+	CLEANUP_CFG_CHANGED.
+
+2012-04-02  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52803
+	* loop-init.c (gate_handle_loop2): Destroy loops here if
+	we don't enter RTL loop optimizers.
+
+2012-04-02  Uros Bizjak  <ubizjak@gmail.com>
+
+	Partially revert:
+	2012-03-29  Richard Guenther  <rguenther@suse.de>
+
+	* rtl.h (extended_count): Remove.
+	* combine.c (extended_count): Remove.
+
+2012-04-02  Dodji Seketeli  <dodji@redhat.com>
+
+	PR c++/40942
+	* pt.c (more_specialized_fn):  Don't apply decay conversion to
+	types of function parameters.
+
+2012-04-02  Tristan Gingold  <gingold@adacore.com>
+
+	* ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
+	(ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
+	(alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
+	(ggc_pch_this_base): Use uintptr_t instead of size_t.
+
+2012-03-31  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR bootstrap/52784
+	* config/i386/i386.c (ix86_option_override_internal): Don't
+	check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
+
+2012-03-31  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree-cfg.c (call_can_make_abnormal_goto): New predicate.
+	(stmt_can_make_abnormal_goto): Use it.
+	(is_ctrl_altering_stmt): Likewise.
+
+2012-03-30  Naveen H.S  <naveen.S@kpitcummins.com>
+	    Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	* config/sh/sh.c (push_regs): Skip banked registers when
+	resbank attribute is specified.
+	(sh_expand_epilogue): Likewise.
+
+2012-03-30  Richard Henderson  <rth@redhat.com>
+
+	PR debug/52727
+	* combine-stack-adj.c (prev_active_insn_bb): New.
+	(next_active_insn_bb): New.
+	(force_move_args_size_note): New.
+	(combine_stack_adjustments_for_block): Use it.
+
+2012-03-30  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
+	(ix86_expand_vector_init_duplicate): Initialize it.
+	(expand_vec_perm_palignr): Likewise.
+	(ix86_expand_vec_perm_const): Likewise.
+	(ix86_vectorize_vec_perm_const_ok): Likewise.
+	(expand_vec_perm_blend): Use it.
+	(expand_vec_perm_vpermil): Likewise.
+	(expand_vec_perm_pshufb): Likewise.
+	(expand_vec_perm_1): Likewise.
+	(expand_vec_perm_pshuflw_pshufhw): Likewise.
+	(expand_vec_perm_interleave2): Likewise.
+	(expand_vec_perm_vpermq_perm_1): Likewise.
+	(expand_vec_perm_vperm2f128): Likewise.
+	(expand_vec_perm_interleave3): Likewise.
+	(expand_vec_perm_vperm2f128_vblend): Likewise.
+	(expand_vec_perm_vpshufb2_vpermq): Likewise.
+	(expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
+	(expand_vec_perm_broadcast): Likewise.
+	(expand_vec_perm_vpshufb4_vpermq2): Likewise.
+
+2012-03-30  Richard Henderson  <rth@redhat.com>
+
+	* dwarf2out.c (gen_variable_die): Initialize off.
+
+2012-03-30  Tristan Gingold  <gingold@adacore.com>
+
+	* config/vms/vms-f.c: New file.
+	* config/vms/t-vms (vms-f.o): New rule.
+	* config.gcc (*-*-*vms*): Define fortran_target_objs.
+
+2012-03-30  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52754
+	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
+	propagate arbitrary addresses into really plain dereferences.
+
+2012-03-30  Richard Guenther <rguenther@suse.de>
+
+	PR middle-end/52772
+	* except.c (emit_to_new_bb_before): Move loop updating ...
+	(dw2_build_landing_pads): ... here.  Use a proper block for
+	querying the loop father.
+
+2012-03-30  Tristan Gingold  <gingold@adacore.com>
+
+	* config/ia64/ia64.c (ia64_section_type_flags): Remove
+	common_object attribute handling.
+	(SECTION_VMS_OVERLAY): Remove
+	(ia64_vms_common_object_attribute): Replace abort with an assert.
+	Do not set DECL_SECTION_NAME.
+	(ia64_vms_output_aligned_decl_common): Handle common_object
+	attribute.
+	(ia64_vms_elf_asm_named_section): Remove.
+	* config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
+
+2012-03-30  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52786
+	* double-int.c (rshift_double): Remove not needed cast.
+
+2012-03-30  Richard Guenther  <rguenther@suse.de>
+
+	* tree-affine.h (print_aff): Remove.
+	* tree-affine.c (print_aff): Make static.
+	* tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
+	(get_references_in_stmt): Likewise.
+	(print_direction_vector): Likewise.
+	(print_dir_vectors): Likewise.
+	(print_dist_vectors): Likewise.
+	(dump_subscript): Likewise.
+	(dump_ddrs): Likewise.
+	(dump_dist_dir_vectors): Likewise.
+	(dump_data_references): Likewise.
+	(dump_data_dependence_relation): Likewise.
+	(dump_data_dependence_direction): Likewise.
+	(dump_rdg_vertex): Likewise.
+	(dump_rdg_component): Likewise.
+	(debug_ddrs): Declare.
+	(struct data_ref_loc_d): Move ...
+	* tree-data-ref.c (struct data_ref_loc_d): ... here.
+	(get_references_in_stmt): Make static.
+	(dump_data_references): Likewise.
+	(dump_subscript): Likewise.
+	(print_direction_vector): Likewise.
+	(print_dir_vectors): Likewise.
+	(print_dist_vectors): Likewise.
+	(dump_data_dependence_relation): Likewise.
+	(dump_dist_dir_vectors): Likewise.
+	(dump_ddrs): Likewise.
+	(dump_rdg_vertex): Likewise.
+	(dump_rdg_component): Likewise.
+	(debug_ddrs): New function.
+	(access_matrix_get_index_for_parameter): Remove.
+
+2012-03-30  Tristan Gingold  <gingold@adacore.com>
+
+	* config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
+	(VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
+	(VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
+	(VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
+	(VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
+	(vms_patch_builtins): Handle new flags
+	* config/vms/vms-crtlmap.map: Completed using nm on
+	c and math system libraries.
+	* config/vms/make-crtlmap.awk: Handle any number of flags.
+
+2012-03-30  Martin Jambor  <mjambor@suse.cz>
+
+	* tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
+	is a builtin_stack_save in a dominating BB.
+
+2012-03-29  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
+	crossing 128bit lane boundary.
+
+2012-03-29  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* ira-color.c (setup_left_conflict_sizes_p): Process all
+	conflicting objects.
+
+2012-03-29  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/52760
+	* tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
+	shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
+
+2012-03-29  Richard Guenther  <rguenther@suse.de>
+
+	* cgraph.h (cgraph_materialize_all_clones): Remove.
+	(reset_inline_failed): Likewise.
+	* cgraphunit.c (cgraph_materialize_all_clones): Make static.
+	* cgraphbuild.c (reset_inline_failed): Remove.
+	* rtl.h (cse_main): Remove.
+	(extended_count): Likewise.
+	* cse.c (dump_class): Mark as DEBUG_FUNCTION.
+	(cse_main): Make static.
+	* combine.c (extended_count): Remove.
+	(dump_combine_stats): Mark as DEBUG_FUNCTION.
+	* basic-block.h (reorder_basic_blocks): Remove.
+	* bb-reorder.c (reorder_basic_blocks): Make static.
+	* Makefile.in (dse.o): Remove dse.h dependency.
+	* dse.h: Remove.
+	* dse.c (gate_dse): Remove.
+	(clear_alias_mode_eq): Likewise.
+	(clear_alias_mode_hash): Likewise.
+	(dse_record_singleton_alias_set): Likewise.
+	(dse_invalidate_singleton_alias_set): Likewise.
+
+2012-03-29  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
+	crtbegin_so%O%s for -shared.
+	(ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
+
+2012-03-29  Richard Guenther  <rguenther@suse.de>
+
+	* tree-flow.h (struct pre_expr_d): Remove forward declaration.
+	(add_to_value): Remove.
+	(print_value_expressions): Likewise.
+	* tree-ssa-pre.c (add_to_value): Make static.
+	(print_value_expressions): Likewise.
+	* gimple.h (gimple_adjust_this_by_delta): Remove.
+	* gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
+
+2012-03-29  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/50708
+	* double-int.h (rshift_double): Remove.
+	* double-int.c (lshift_double): Use absu_hwi to make count positive.
+	(rshift_double): Make static, take unsigned count argument,
+	remove handling of negative count argument.
+	(double_int_rshift): Dispatch to lshift_double.
+
+2012-03-28  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
+	OPTION_MASK_ABI_64.
+	* config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
+	(SPEC_X32): Likewise.
+	(MULTILIB_DEFAULTS): Likewise.
+	* config/i386/i386.c (isa_opts): Remove -m64.
+	(ix86_target_string): Properly handle -m32/-m64/-mx32.
+	(ix86_option_override_internal): Properly
+	set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
+	handle -m32, -m64 and -mx32.
+	* config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
+	with OPTION_ABI_X32.  Moved after TARGET_LP64.
+	(TARGET_LP64): Changed to OPTION_ABI_64.
+	* config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
+	(mx32): Replace ISA_X32 with ABI_X32.
+
+2012-03-28  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree.c (tree_size) <VECTOR_CST>: New case.
+
+2012-03-28  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
+	(ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
+
+2012-03-28  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/52691
+	* tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
+	__builtin_va_start to __builtin_next_arg if the latter is
+	builtin_decl_explicit_p rather than when it is not.
+
+	PR middle-end/52750
+	* tree-vect-generic.c (vector_element): Perform multiplication
+	for pos in bitsizetype type instead of idx type.
+
+2012-03-28  Richard Guenther  <rguenther@suse.de>
+
+	* loop-init.c (loop_optimizer_init): If loops are preserved
+	perform incremental initialization of required loop features.
+	(loop_optimizer_finalize): If loops are to be preserved only
+	clean up optional loop features.
+	(rtl_loop_done): Forcefully free loops here.
+	* cgraph.c (cgraph_release_function_body): Forcefully free loops.
+	* cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
+	to existing loops.
+	(construct_init_block): Likewise.
+	(construct_exit_block): Likewise.
+	(gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state.  Cleanup
+	the CFG after expanding.
+	* cfgloop.c (verify_loop_structure): Calculate or verify dominators.
+	If we needed to calculate them, free them afterwards.
+	* tree-pass.h (PROP_loops): New define.
+	* tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
+	* basic-block.h (CLEANUP_CFG_CHANGED): New.
+	* cfgcleanup.c (merge_blocks_move): Protect loop latches.
+	(cleanup_cfg): If we did something and have loops around, fix them up.
+	* cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
+	with CLEANUP_CFG_CHANGED.
+	* cfghooks.c (merge_blocks): If we merge a loop header into
+	its predecessor, update the loop structure.
+	(duplicate_block): If we copy a loop latch, adjust loop state
+	to note we may have multiple latches.
+	(delete_basic_block): Mark loops for fixup if we remove a loop.
+	* cfganal.c (forwarder_block_p): Protect loop latches, headers
+	and preheaders.
+	* cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
+	(cfg_layout_can_merge_blocks_p): Likewise.
+	* cprop.c (bypass_block): If we create a loop with multiple
+	entries, mark it for removal.
+	* except.c (emit_to_new_bb_before): Add the new basic-block
+	to existing loops.
+	* tree-eh.c (lower_resx): Likewise.
+	* omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
+	(expand_omp_taskreg): Likewise.
+	* tree-inline.c (initialize_cfun): Likewise.
+	* tree-mudflap.c (add_bb_to_loop): Prototype.
+	(mf_build_check_statement_for): Properly add new basic-blocks
+	to existing loops.
+	* tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
+	if we remove a loop.
+	(thread_through_loop_header): Likewise.
+	* trans-mem.c (tm_log_emit_save_or_restores): Properly add
+	new basic-blocks to existing loops.
+	(expand_transaction): Likewise.
+	* Makefile.in (except.o): Add $(CFGLOOP_H).
+	(expr.o): Likewise.
+	(cgraph.o): Likewise.
+	(cprop.o): Likewise.
+	(cfgexpand.o): Likewise.
+	(cfganal.o): Likewise.
+	(trans-mem.o): Likewise.
+	(tree-eh.o): Likewise.
+
+2012-03-28  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/52692
+	* config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
+	(avr_builtin_decl): New static function.
+	(struct avr_builtin_description, avr_bdesc): Move up.
+	Add GTY marker. Add field fndecl. Remove redundant field id.
+	(avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
+	(avr_expand_builtin): Code cleanup because .id is removed.
+
+2012-03-28  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/52737
+	* config.gcc (tm_file): Remove avr/multilib.h.
+
+	* doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
+
+	* config/avr/genmultilib.awk: Remove code to generate multilib.h.
+	(BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
+	* config/avr/t-avr: Remove generation of multilib.h.
+	* config/avr/t-multilib: Regenerate.
+	* config/avr/multilib.h: Remove.
+	* config/avr/avr.opt (-msp8): New option.
+	(avr_sp8): New variable.
+	* config/avr/driver-avr.c (avr_device_to_sp8): New function.
+	* config/avr/avr.h (AVR_HAVE_SPH): New define.
+	(AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
+	(avr_device_to_sp8): New prototype.
+	(EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
+	(DRIVER_SELF_SPECS): New define.
+	* config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
+	__AVR_SP8__, __AVR_HAVE_SPH__.
+	* config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
+	AVR_HAVE_8BIT_SP to decide if SP_H is present.
+	(avr_file_start): Ditto.
+
+2012-03-28  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/52736
+	* config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
+	instead of 8 in adjust_address.
+
+2012-03-27  Aurelien Buhrig  <aurelien.buhrig.gcc@gmail.com>
+
+	PR middle-end/51893
+	* expmed.c (store_bit_field_1): Fix wordnum value for big-endian
+	targets.
+
+2012-03-27  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/50751
+	* config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
+	Rearrange conditional logic.  Move displacement address calculations
+	to ...
+	(sh_find_mov_disp_adjust): ... this new function.
+
+2012-03-27  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/arm/arm.opt (mapcs): Remove MaskExists.
+	* config/cris/linux.opt (mno-gotplt): Likewise.
+	* config/i386/i386.opt (mhard-float): Likewise.
+	(msse4): Likewise.
+	(mno-sse4): Likewise.
+	* config/m68k/m68k.opt (mhard-float): Likewise.
+	* config/mep/mep.op (mcop32): Likewise.
+	* config/pa/pa-hpux.opt (msio): Likewise.
+	* config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
+	* config/picochip/picochip.opt (mlittle): Likewise.
+	* config/sh/sh.opt (mrenesas): Likewise.
+	* config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
+	* config/sparc/sparc.opt (mhard-float): Likewise.
+	* config/v850/v850.opt (mv850es): Likewise.
+	* config/vax/vax.opt (mg-float): Likewise.
+
+2012-03-27  Martin Jambor  <mjambor@suse.cz>
+
+	PR middle-end/52693
+	* tree-sra.c (sra_modify_assign): Do not call
+	load_assign_lhs_subreplacements when working with an unscalarizable
+	region.
+
+2012-03-27  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/52698
+	* config/i386/i386-protos.h (ix86_legitimize_reload_address):
+	New prototype.
+	* config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
+	* config/i386/i386.c: Include reload.h.
+	(ix86_legitimize_reload_address): New function.
+
+2012-03-27  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* opth-gen.awk: Allocated a bit for Mask and InverseMask if it
+	hasn't been allocated.  Define a target macro for Mask and
+	InverseMask if it hasn't been defined.  Remove MaskExists handling.
+
+	* doc/options.texi: Remove MaskExists.
+
+2012-03-27  Chung-Lin Tang  <cltang@codesourcery.com>
+
+	PR target/52667
+	* config/sh/sh.c (find_barrier): Add equality check of last_got
+	to avoid going above orig insn. Update comments.
+
+2012-03-27  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52720
+	* fold-const.c (try_move_mult_to_index): Handle &x.array more
+	explicitely.
+
+2012-03-27  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
+	of a unit before computing the offset in units.
+	* expr.c (get_bit_range): Return the null range if the enclosing record
+	is part of a larger bit field.
+
+2012-03-27  Tristan Gingold  <gingold@adacore.com>
+
+	* config/ia64/vms.h (CASE_VECTOR_MODE): Define.
+	* config/ia64/ia64.md: Remove mode in template.
+	Sign extend operand in expand_simple_binop.
+	* config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
+	CASE_VECTOR_MODE instead of TARGET_ILP32.
+	(ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
+
+2012-03-26  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* varasm.c (assemble_external): #if 0 out the new assert from the
+	previous commit, it breaks the Java and Go front ends.
+
+2012-03-26  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* toplev.c (check_global_declaration_1): Do not call assemble_external.
+	* expr.c (emit_block_move_libcall_fn): Likewise.
+	(clear_storage_libcall_fn): Likewise.
+	(expand_expr_addr_expr_1): Likewise.
+	(expand_expr_real_1): Likewise.
+	* calls.c (rtx_for_function_call): Likewise.
+
+	* varasm.c (assemble_external): Assert this function is only called
+	during or after expanding to RTL.
+
+2012-03-26  Martin Jambor  <mjambor@suse.cz>
+
+	PR tree-optimization/50052
+	* tree-sra.c (tree_non_aligned_mem_p): Removed.
+	(tree_non_aligned_mem_for_access_p): Likewise.
+	(build_accesses_from_assign): Removed strict alignment requirements
+	checks.
+	(access_precludes_ipa_sra_p): Likewise.
+
+2012-03-26  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52701
+	* tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
+	compute and set the evolution part of PHI nodes.
+
+2012-03-26  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52721
+	* tree-vect-stmts.c (vect_init_vector): Handle scalars.
+
+2012-03-26  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	PR tree-optimization/52686
+	* tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
+	WIDEN_LSHIFT_EXPR.
+
+2012-03-26  Tristan Gingold  <gingold@adacore.com>
+
+	* config/alpha/vms.h (LINK_SPEC): Simplify.
+	(STARTFILE_SPEC): Remove -mvms-return-codes handling.
+	(NAME__MAIN, SYMBOL__MAIN): Remove.
+	(VMS_DEBUG_MAIN_POINTER): Remove.
+	* config/ia64/vms.h: Likewise.
+	* config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
+	code to vms.c.  Call vms_start_function.
+	* config/ia64/ia64.c (ia64_start_function): Likewise.
+	* config/vms/vms-protos.h (vms_start_function): Declare.
+	* config/vms/vms.c (vms_start_function): New function.
+	* config/vms/vms.h (MATH_LIBRARY): Define.
+	(VMS_DEBUG_MAIN_POINTER): Define.
+
+2012-03-26  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR rtl-optimization/52629
+	* reload1.c (count_pseudo): Short-circuit common case.
+	(count_spilled_pseudo): Return early for pseudos without hard regs.
+	Assert that the pseudo has got a hard reg before manipulating it.
+
+2012-03-24  Jan Hubicka  <jh@suse.cz>
+
+	PR lto/51663
+	* varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
+	(decide_is_variable_needed): Do not handle toplevel reorder here.
+	* cgraph.h (varpool_can_remove_if_no_refs): Likewise.
+	* ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
+	even at -O0.
+
+2012-03-24  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
+	and str_bitsize instead of more convoluted expressions.
+
+2012-03-24  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR target/52610
+	* config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
+
+2012-03-24  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR target/52656
+	* config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
+
+2012-03-23  Martin Jambor  <mjambor@suse.cz>
+
+	* tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
+
+2012-03-23  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52678
+	* tree-vectorizer.h (struct _stmt_vec_info): Add
+	loop_phi_evolution_part member.
+	(STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
+	* tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
+	STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
+	* tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
+	Use the cached evolution part and the PHI nodes value from
+	the loop preheader edge instead of re-analyzing the evolution.
+
+2012-03-22  Maxim Kuvyrkov  <maxim@codesourcery.com>
+
+	* config/mips/mips-tables.opt: Update.
+	* config/mips/mips.md (processor): Add xlp.
+	* config/mips/mips-cpus.def: Add xlp.
+	* config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
+	5KF for now.
+	* config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
+	* doc/invoke.texi: Mention XLP.
+
+2012-03-22  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/52547
+	* tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
+	on any new_local_var_chain vars declared during recursing on
+	GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
+
+2012-03-22  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
+	(ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
+	(ASM_OUTPUT_LOCAL): Ditto.
+	(ASM_OUTPUT_COMMON): Remove.
+	* config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
+	* config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
+
+2012-03-22  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/51737
+	* cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
+	parameter.
+	* cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
+	* ipa-inline-transform.c (save_inline_function_body): Remove
+	copied clone if needed.
+	* tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
+
+2012-03-22  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52666
+	* fold-const.c (fold_ternary_loc): Fix typo.
+
+2012-03-22  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/52496
+	* config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
+	(unspecv): Add UNSPECV_MEMORY_BARRIER.
+	(cli_sei): Use unspec_volatile instead of unspec for memory barrier.
+	(delay_cycles_1, delay_cycles_2): Ditto.
+	(delay_cycles_3, delay_cycles_4): Ditto.
+	(nopv, *nopv): Ditto.
+	(sleep, *sleep): Ditto.
+	(wdr, *wdr): Ditto.
+
+2012-03-22  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52548
+	* tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
+	because of clobbers.
+	(prune_clobbered_mems): New function.
+	(compute_antic_aux): Use it to prune ANTIC_OUT.
+	(compute_partial_antic_aux): Use it to prune PA_IN.
+	(compute_avail): Only insert expressions into EXP_GEN that are not
+	invalidated when translated up to the beginning of the block.
+
+2012-03-22  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52638
+	* tree-vect-stmts.c (vect_init_vector_1): New function, split
+	out from ...
+	(vect_init_vector): ... here.  Handle scalar vector inits.
+	(vect_get_vec_def_for_operand): Adjust.
+	(vectorizable_load): Likewise.
+
+2012-03-22  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
+	(alpha*-*-freebsd*): Ditto.
+	(alpha*-*-netbsd*): Ditto.
+	(alpha*-*-openbsd*): Ditto.
+	* config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
+	(DWARF2_DEBUGGING_INFO): Remove.
+	(PREFERRED_DEBUGGING_TYPE): Remove.
+	(ASM_FINAL_SPEC): Remove.
+	(IDENT_ASM_OP): Remove.
+	(ASM_OUTPUT_IDENT): Remove.
+	(SKIP_ASM_OP): Remove.
+	(ASM_OUTPUT_SKIP): Remove.
+	(ALIGN_ASM_OP): Remove.
+	(ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
+	(ASM_OUTPUT_CASE_LABEL): Remove.
+	(ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
+	(COMMON_ASM_OP): Remove.
+	(ASM_OUTPUT_ALIGNED_COMMON): Remove.
+	(ASCII_DATA_ASM_OP): Remove.
+	(READONLY_DATA_SECTION_ASM_OP): Remove.
+	(INIT_SECTION_ASM_OP): Remove.
+	(FINI_SECTION_ASM_OP): Remove.
+	(ASM_SECTION_START_OP): Remove.
+	(ASM_OUTPUT_SECTION_START_FILE): Remove.
+	(TARGET_ASM_NAMED_SECTION): Remove.
+	(TARGET_ASM_SELECT_SECTION): Remove.
+	(MAKE_DECL_ONE_ONLY): Remove.
+	(TYPE_ASM_OP): Remove.
+	(SIZE_ASM_OP): Remove.
+	(ASM_WEAKEN_LABEL): Remove.
+	(TYPE_OPERAND_FMT): Remove.
+	(ASM_DECLARE_RESULT): Remove.
+	(ASM_DECLARE_OBJECT_NAME): Remove.
+	(ASM_FINISH_DECLARE_OBJECT): Remove.
+	(ELF_ASCII_ESCAPES): Remove.
+	(ELF_STRING_LIMIT): Remove.
+	(STRING_ASM_OP): Remove.
+	(ASM_OUTPUT_EXTERNAL): Remove.
+	(TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
+	* config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
+	before define.
+	(ASM_DECLARE_FUNCTION_NAME): Ditto.
+	(ASM_DECLARE_FUNCTION_SIZE): Ditto.
+	(ASM_GENERATE_INTERNAL_LABEL): Ditto.
+	(ASM_OUTPUT_SKIP): Ditto.
+	(READONLY_DATA_SECTION_ASM_OP): Remove.
+	(USER_LABEL_PREFIX): Remove.
+	(ASM_OUTPUT_ASCII): Remove.
+	(ASM_OUTPUT_CASE_LABEL): Remove.
+	(NO_DOLLAR_IN_LABEL): Undefine.
+
+2012-03-22  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52459
+	* tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
+	PHI insertion for calls.
+
+2012-03-21  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
+	find_sets_in_insn, canonicalize_insn): Split out from ...
+	(cse_insn): ... here.
+	(invalidate_from_clobbers): Take an insn instead of the pattern.
+
+2012-03-21  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/52479
+	* config/sh/sh-protos.h (sh_fsca_df2int): Remove.
+	* config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
+	* config/sh/sh.md (sindf2, cosdf2): Remove.
+
+2012-03-21  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	PR target/52642
+	* config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
+	prologue for unwinder and profiler.
+
+2012-03-21  Andreas Tobler  <andreast@fgznet.ch>
+
+	* configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
+	Introduce emul_name to select the right linker emulation for
+	powerpc64-*-freebsd*.
+	* configure: Regenerate.
+	* config.gcc: Add bits to support powerpc64-*-freebsd*.
+	* config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
+	* config/rs6000/freebsd64.h: New file.
+	* config/rs6000/rs6000.c (rs6000_option_override_internal): Use
+	POWERPC_FREEBSD.
+	(rs6000_savres_strategy): Likewise.
+	(rs6000_savres_routine_name): Likewise.
+	(rs6000_elf_file_end): Likewise.
+	* config/rs6000/t-freebsd64: New file.
+	* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
+	rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
+
+	* config/rs6000/freebsd64.h: Remove duplicated entries from last
+	commit.
+	* config/rs6000/t-freebsd64: Likewise.
+
+2012-03-21  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR rtl-optimization/52543
+	PR target/52461
+	* config/avr/avr-protos.h (avr_load_lpm): New prototype.
+	* config/avr/avr.c (avr_mode_dependent_address_p): New function.
+	(TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
+	(avr_load_libgcc_p): Restrict to __flash loads.
+	(avr_out_lpm): Only handle 1-byte loads from __flash.
+	(avr_load_lpm): New function.
+	(avr_find_unused_d_reg): Remove.
+	(avr_out_lpm_no_lpmx): Remove.
+	(adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
+	* config/avr/avr.md (unspec): Add UNSPEC_LPM.
+	(load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
+	(load_<mode>, load_<mode>_clobber): New insns.
+	(mov<mode>): For multi-byte move from non-generic
+	16-bit address spaces: Expand to load_<mode> resp.
+	load_<mode>_clobber.
+	(load<mode>_libgcc): Remove expander.
+	(split-lpmx): Remove split.
+
+2012-03-21  Richard Earnshaw  <rearnsha@arm.com>
+
+	* neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
+	* config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
+	All callers changed.
+	(Fixed_core_reg): New feature.
+	(Vget_lane [sizes S64 and U64]): Add Fixed_core_reg.  Allow fmrrd in
+	disassembly.
+	* neon-testgen.ml: Handle Fixed_core_reg.
+
+2012-03-21  Andrew Stubbs  <ams@codesourcery.com>
+
+	* config/arm/arm.c (thumb2_reorg): Add complete support
+	for 16-bit instructions.
+	* config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
+
+2012-03-21  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimizer/52636
+	* tree-vect-slp.c (vect_get_constant_vectors): Convert constants
+	to the appropriate type.
+
+2012-03-21  Richard Guenther  <rguenther@suse.de>
+
+	* Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
+	dependencies.
+	* cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
+	pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
+	* passes.c (init_optimization_passes): Remove pass_init_function,
+	pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
+	* tree-pass.h (pass_init_function): Remove.
+	(pass_jump): Remove.
+	(pass_initial_value_sets): Remove.
+	(pass_unshare_all_rtl): Remove.
+	* integrate.c (pass_initial_value_sets): Remove.
+	* emit-rtl.c (pass_unshare_all_rtl): Remove.
+	* tree.h (init_function_for_compilation): Remove.
+	* function.c (init_function_for_compilation): Remove.
+	(pass_init_function): Remove.
+	* cfgcleanup.c (rest_of_handle_jump): Remove.
+	(pass_jump): Remove.
+
+2012-03-20  Jason Merrill  <jason@redhat.com>
+
+	* tree-streamer-in.c (streamer_alloc_tree): Call
+	ggc_alloc_zone_cleared_tree_node instead of
+	ggc_alloc_zone_cleared_tree_node_stat.
+
+2012-03-20  Jonathan Wakely  <jwakely.gcc@gmail.com>
+
+	* doc/extend.texi (Template Instantiation): Remove anachronisms.
+
+2012-03-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/52607
+	* config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
+	(ix86_expand_vec_perm_const_1): Call it.
+
+	* config/i386/i386.c (vselect_insn): New variable.
+	(init_vselect_insn): New function.
+	(expand_vselect, expand_vselect_insn): Add testing_p argument.
+	Call init_vselect_insn if vselect_insn is NULL.  Adjust
+	PATTERN (vselect_insn), instead of creating a new insn each time,
+	only emit a copy of it if not testing and recog has been successful.
+	(expand_vec_perm_pshufb, expand_vec_perm_1,
+	expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
+	callers.
+
+	PR target/52607
+	* config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
+	("enabled" attribute): Handle avx2 and noavx2 isas.
+	* config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
+	New insns.
+	(vec_dup<mode>): Add avx2 =x,x alternative.
+	(vec_dup<mode> splitter): Don't split if TARGET_AVX2.
+	(*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
+	For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
+	* config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
+	for V8SFmode.
+	(expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
+	if possible, handle also V8SFmode.
+
+2012-03-20  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
+	* arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
+	reg_or_zero_operand predicate.
+	(neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
+
+2012-03-20  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
+	If operand isn't UNSPEC, return 0.
+
+2012-03-20  Richard Guenther  <rguenther@suse.de>
+
+	* tree-pass.h (pass_rtl_eh): Remove.
+	* except.c (gate_handle_eh): Likewise.
+	(rest_of_handle_eh): Likewise.
+	(pass_rtl_eh): Likewise.
+	(finish_eh_generation): Export.
+	* except.h (finish_eh_generation): Declare.
+	* passes.c (init_optimization_passes): Remove pass_rtl_eh.
+	* cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
+	after expanding stack alignment.  Instead of compacting blocks
+	call cleanup_cfg.
+
+2012-03-20  Richard Guenther  <rguenther@suse.de>
+
+	* stor-layout.c (finish_bitfield_representative): Fallback
+	to conservative maximum size if the padding up to the next
+	field cannot be computed as a constant.
+	(finish_bitfield_layout): If we cannot compute the distance
+	between the start of the bitfield representative and the
+	bitfield member start a new representative.
+	* expr.c (get_bit_range): The distance between the start of
+	the bitfield representative and the bitfield member is zero
+	if the field offsets are not constants.
+
+2012-03-20  Tristan Gingold  <gingold@adacore.com>
+
+	* tree.h (enum size_type_kind): Add stk_ prefix to constants,
+	convert in lowercase.
+	(sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
+	(size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
+	* stor-layout.c (sizetype_tab): Adjust.
+	(initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
+	* tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
+	instead of type_kind_last.
+	* tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
+	instead of size_int_kind.
+	* doc/tm.texi.in (Type Layout): Document SIZETYPE.
+	* doc/tm.texi: Regenerate.
+	* defaults.h (SIZETYPE): Provide a default value.
+	* config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
+	(SIZETYPE): Define.
+
+2012-03-20  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.md: Use braced string notation where applicable.
+
+2012-03-19  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (allocate_stack): Simplify.
+
+2012-03-19  Uros Bizjak  <ubizjak@gmail.com>
+
+	* builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
+	copy_to_mode_reg (Pmode, ...).
+	(expand_builtin_frame_address): Ditto.
+	* expr.c (emit_block_move_via_libcall): Ditto.
+	(set_storage_via_libcall): Ditto.
+
+	* config/i386/i386.c (ix86_expand_movmem): Ditto.
+	(ix86_expand_setmem): Ditto.
+	(ix86_trampoline_init): DItto.
+	* config/i386/i386.md (cmpstrnsi): Ditto.
+
+2012-03-19  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
+	* config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
+	* doc/invoke.texi (Option Summary): Remove -madjust-unroll.
+	(SH Options): Likewise.
+
+2012-03-19  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
+	Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
+	(legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
+	DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
+	(ix86_decompose_address): Allow zero extended UNSPEC_TP references.
+
+	Revert:
+	2012-03-13  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
+	* config/i386/i386.c (ix86_decompose_address): Use
+	TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
+	(legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
+	thread pointer to a register.
+
+	Revert:
+	2012-03-10  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
+	if Pmode != word_mode.
+	(legitimize_tls_address): Call gen_tls_initial_exec_x32 if
+	Pmode == SImode for TARGET_X32.
+	* config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
+	(tls_initial_exec_x32): Likewise.
+
+2012-03-19  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/50751
+	* config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
+	DISP_ADDR_OFFSET): New macros.
+	* config/sh/sh.c (sh_address_cost): Add SH2A special case.
+	(sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
+	(sh_legitimize_address): Add QImode displacement handling.
+	(sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
+	vector subregs.
+	(sh_secondary_reload): Add QImode displacement handling.
+	* config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
+	* config/sh/constraints.md (K04, Snd, Sdd): New constraints.
+	* config/sh/sh.md (extendqisi2): Remove constraints from expander.
+	(*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
+	to register operands only.
+	(*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
+	(extendqihi2): Change insn to expander.
+	(*extendqihi2_compact_reg): New insn.
+	(movqi_i, movqi): Replace with ...
+	(movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
+	*movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
+	Add new peepholes for QImode displacement addressing.
+
+2012-03-19  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	PR c++/14710
+	* doc/invoke.texi: Document -Wuseless-cast.
+
+2012-03-19  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
+	* tree.h (handled_component_p): Reorder cases.
+	* dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
+	not initialize unsignedp.
+	(loc_list_from_tree): Likewise.
+	(fortran_common): Likewise.
+	* simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
+
+2012-03-19  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
+	mode consistently.  Use ix86_gen_add3.  Assert that Pmode == DImode.
+	(ix86_expand_split_stack_prologue): Use ix86_gen_add3.
+	(ix86_split_long_move): Ditto.
+	(legitimize_tls_address): Use ix86_gen_sub3.
+	(construct_plt_address): Assert that Pmode == DImode.
+
+2012-03-18  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md: Remove empty predicates and/or constraints.
+	* config/i386/sync.md: Ditto.
+	* config/i386/sse.md: Ditto.
+	* config/i386/mmx.md: Ditto.
+	* config/i386/pentium.md: Ditto.
+	* config/i386/athlon.md: Ditto.
+
+2012-03-16  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52603
+	* tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
+	comment.
+
+	Revert
+	2012-03-14  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52571
+	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
+	flag_section_anchors check ...
+	(vect_can_force_dr_alignment_p): ... here.
+
+2012-03-16  Martin Jambor  <mjambor@suse.cz>
+
+	* expr.c (expand_expr_real_1): Handle misaligned scalar reads from
+	memory through MEM_REFs by calling extract_bit_field.
+
+2012-03-16  Richard Guenther  <rguenther@suse.de>
+
+	* fold-const.c (native_interpret_expr): Also support POINTER_TYPE
+	and REFERENCE_TYPE interpretations.
+	(can_native_interpret_type_p): New function.
+	(fold_ternary_loc): Use native encode/interpret to fold
+	BIT_FIELD_REFs of constants.
+
+2012-03-16  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52584
+	* fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
+	of vector constants and constructors.
+
+2012-03-16  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
+	VIEW_CONVERT_EXPR to convert constants.
+	(vect_is_simple_use): Treat all constants as vec_constant_def.
+
+2012-03-16  Richard Guenther  <rguenther@suse.de>
+	    Kai Tietz  <ktietz@redhat.com>
+
+	PR middle-end/48814
+	* gimplify.c (gimplify_self_mod_expr): Evaluate postfix
+	side-effects completely in the pre-queue and use a temporary
+	for the result.
+
+2012-03-16  Richard Guenther  <rguenther@suse.de>
+
+	* stor-layout.c (finish_bitfield_representative): Fall back
+	to the conservative maximum size if we cannot compute the
+	size of the tail padding.
+
+2012-03-16  Tristan Gingold  <gingold@adacore.com>
+
+	* config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
+	__CRTL_VER and __VMS_VER.
+	* config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
+	and vms_c_get_vms_ver.
+	* config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
+	functions.
+	* config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
+	(VMS_DEFAULT_VMS_VER): Define.
+	* config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
+	(VMS_DEFAULT_VMS_VER): Define.
+
+2012-03-16  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vect-loop.c (get_initial_def_for_induction): Use
+	build_constructor directly.
+	* tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
+	build_vector_from_val.
+	* tree.c (build_vector_from_val): Avoid creating a constructor
+	first when we want a constant vector.
+
+2012-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* doc/install.texi (Specific, *-*-solaris2*): Improve wording.
+
+2012-03-16  Richard Guenther  <rguenther@suse.de>
+
+	* tree.h (TREE_VECTOR_CST_ELTS): Remove.
+	(VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
+	(struct tree_vector): Remove elements member, add variable size
+	elts array member.
+	(build_vector_stat): Declare.
+	(build_vector): Define in terms of build_vector_stat.
+	* tree.c (build_vector): Rename to ...
+	(build_vector_stat): ... this.  Take array of trees as parameter.
+	(build_vector_from_ctor): Adjust.
+	(integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
+	initializer_zerop): Adjust.
+	* cfgexpand.c (expand_debug_expr): Likewise.
+	* expr.c (categorize_ctor_elements_1, expand_expr_real_1,
+	const_vector_from_tree): Likewise.
+	* fold-const.c (const_binop, operand_equal_p, native_encode_vector,
+	native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
+	fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
+	* tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
+	(lto_input_ts_vector_tree_pointers): Adjust.
+	* tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
+	(write_ts_vector_tree_pointers): Adjust.
+	* varasm.c (const_hash_1, compare_constant, copy_constant,
+	output_constant): Adjust.
+	* gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
+	* print-tree.c (print_node): Adjust.
+	* tree-pretty-print.c (dump_generic_node): Adjust.
+	* tree-vect-generic.c (uniform_vector_p, vector_element,
+	lower_vec_perm): Adjust.
+	* tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
+	* tree-vect-slp.c (vect_get_constant_vectors,
+	vect_transform_slp_perm_load): Adjust.
+	* tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
+	* expmed.c (make_tree): Adjust.
+	* config/i386/i386.c (ix86_expand_builtin): Adjust.
+	* config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
+	and implementation.
+	(sparc_fold_builtin): Adjust.
+
+2012-03-16  Tristan Gingold  <gingold@adacore.com>
+
+	* config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
+	* config/vms/vms-stdint.h: New file.
+
+2012-03-16  Tristan Gingold  <gingold@adacore.com>
+
+	* config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
+	(ia64-hp-*vms*): Replaced by ...
+	(*-*-*vms*): ... This new entry.
+
+2012-03-15  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/52568
+	* config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
+	(ix86_expand_vec_perm_const_1): Use it.
+
+	PR target/52568
+	* config/i386/sse.md (UNSPEC_VPERMDF): Remove.
+	(avx2_permv4df): Remove.
+	(avx2_permv4di): Macroize into...
+	(avx2_perm<mode>): ... this using VI8F_256 iterator.
+	(avx2_permv4di_1): Macroize into...
+	(avx2_perm<mode>_1): ... this using VI8F_256 iterator.
+
+2012-03-15  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	* combine.c (apply_distributive_law): Do not distribute SUBREG.
+
+2012-03-15  Ira Rosen  <irar@il.ibm.com>
+	    Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	* tree-vect-patterns.c (widened_name_p): Rename to ...
+	(type_conversion_p): ... this.  Add new argument to determine
+	if it's a promotion or demotion operation.  Check for
+	CONVERT_EXPR_CODE_P instead of NOP_EXPR.
+	(vect_recog_dot_prod_pattern): Call type_conversion_p instead
+	widened_name_p.
+	(vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
+	vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
+	Likewise.
+	(vect_recog_mixed_size_cond_pattern): Likewise and allow
+	non-constant then and else clauses.
+
+2012-03-15  Ira Rosen  <irar@il.ibm.com>
+	    Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	* tree-vectorizer.h (vect_pattern_recog): Add new argument.
+	* tree-vect-loop.c (vect_analyze_loop_2): Update call to
+	vect_pattern_recog.
+	* tree-vect-patterns.c (widened_name_p): Pass basic block
+	info to vect_is_simple_use.
+	(vect_recog_dot_prod_pattern): Fail for basic blocks.
+	(vect_recog_widen_sum_pattern): Likewise.
+	(vect_handle_widen_op_by_const): Support basic blocks.
+	(vect_operation_fits_smaller_type,
+	vect_recog_over_widening_pattern): Likewise.
+	(vect_recog_vector_vector_shift_pattern): Support basic blocks.
+	Update call to vect_is_simple_use.
+	(vect_recog_mixed_size_cond_pattern): Support basic blocks.
+	Add printing.
+	(check_bool_pattern): Add an argument, update call to
+	vect_is_simple_use and the recursive calls.
+	(vect_recog_bool_pattern): Update relevant function calls.
+	Add printing.
+	(vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
+	(vect_pattern_recog_1): Check for reduction only in loops.
+	(vect_pattern_recog): Add new argument.  Support basic blocks.
+	* tree-vect-stmts.c (vectorizable_conversion): Pass basic block
+	info to vect_is_simple_use_1.
+	* tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
+	(vect_slp_analyze_bb_1): Call vect_pattern_recog.
+
+2012-03-15  Jakub Jelinek  <jakub@redhat.com>
+	    Andrew Pinski  <apinski@cavium.com>
+
+	PR middle-end/52592
+	* builtins.c (expand_builtin_int_roundingfn_2): If expanding
+	BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
+	calls instead of __builtin_ir{int,ound}*.
+
+2012-03-15  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
+
+	* doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
+	documentation.
+
+2012-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+
+	* config.gcc (target_type_format_char): New. Document it. Set it for
+	arm*-*-* .
+	* configure.ac (gnu_unique_option): Use target_type_format_char
+	in test.  Comment rationale.
+	* configure: Regenerate .
+
+2012-03-15  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/52267
+	* tree-vrp.c (masked_increment): New function.
+	(register_edge_assert_for_2): Derive ASSERT_EXPRs
+	from (X & CST1) cmp CST2 tests.
+
+2012-03-15  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52580
+	* tree-data-ref.c (subscript_dependence_tester_1): Check
+	all dimensions for non-conflicting access functions.
+
+2012-03-15  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	PR c++/44783
+	* doc/invoke.texi [C++ Language Options]: Document
+	-ftemplate-backtrace-limit.
+
+2012-03-15  Tristan Gingold  <gingold@adacore.com>
+
+	* c-parser.c (c_parser_parameter_declaration): Handle #pragma
+	before a parameter.
+
+2012-03-15  Tristan Gingold  <gingold@adacore.com>
+
+	* dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
+	use DW_OP_call_frame_cfa.
+
+2012-03-14  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/50797
+	* config/i386/i386-opts.h (pmode): New.
+	* config/i386/i386.c (ix86_option_override_internal): Properly
+	check and set ix86_pmode.
+	* config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
+	* config/i386/i386.opt (maddress-mode=): New.
+	* doc/invoke.texi: Document -maddress-mode=short|long for x86.
+
+2012-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
+	(dwarf2out_do_cfi_asm): Likewise.
+	* dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
+	handling.
+	(add_data_member_location_attribute): Likewise.
+	(gen_array_type_die): Likewise.
+	(gen_subprogram_die): Likewise.
+	(gen_producer_string): Likewise.
+	* sdbout.c (sdbout_begin_prologue): Declare unconditionally.
+	Remove MIPS_DEBUGGING_INFO handling.
+	(sdb_debug_hooks): Likewise.
+	(sdbout_begin_block): Likewise.
+	(sdbout_end_block): Likewise.
+	(sdbout_begin_prologue): Likewise.
+	(sdbout_start_source_file): Likewise.
+	(sdbout_end_source_file): Likewise.
+	(sdbout_init): Likewise.
+	* system.h (MIPS_DEBUGGING_INFO): Poison.
+
+2012-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
+	(alpha_file_start) [MS_STAMP]: Remove.
+
+	* config/alpha/elf.h (TARGET_GAS): Remove.
+	* config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
+	* config/alpha/linux.h (TARGET_DEFAULT): Remove.
+	* config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
+	* config/alpha/vms.h (TARGET_DEFAULT): Remove.
+	* config.gcc (alpha*-*-linux*): Remove target_cpu_default.
+	(alpha*-*-freebsd*): Likewise.
+	(alpha*-*-netbsd*): Likewise.
+	(alpha*-*-openbsd*): Likewise.
+	(alpha*-*-*): Remove target_cpu_default2.
+	* config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
+	handling.
+	* config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
+	(TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
+	* config/alpha/alpha.c (print_operand): Always assume
+	TARGET_AS_SLASH_BEFORE_SUFFIX.
+	* config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
+	Remove TARGET_AS_CAN_SUBTRACT_LABELS.
+	("*builtin_setjmp_receiver_er_1"): Remove.
+	* config/alpha/alpha.opt (malpha-as): Remove.
+	(mgas): Ignore.
+	* doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
+	-malpha-as, -mgas.
+	Remove DEC Unix reference.
+
+	* config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
+	(EXTENDED_COFF): Remove.
+	* config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
+	(EXTENDED_COFF): Don't undef.
+	* config/alpha/alpha.c (alpha_file_start): Always assume
+	OBJECT_FORMAT_ELF.
+	Don't set targetm.asm_file_start_file_directive.
+	[!OBJECT_FORMAT_ELF]: Remove.
+	(TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
+
+	* config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
+	(DBX_DEBUGGING_INFO): Remove.
+	(MIPS_DEBUGGING_INFO): Remove.
+	(PREFERRED_DEBUGGING_TYPE): Remove.
+	(DBX_OUTPUT_SOURCE_LINE): Remove.
+	(SDB_OUTPUT_SOURCE_LINE): Remove.
+	(DBX_CONTIN_LENGTH): Remove.
+	(NO_DBX_FUNCTION_END): Remove.
+	(ASM_STABS_OP): Remove.
+	(ASM_STABN_OP): Remove.
+	(ASM_STABD_OP): Remove.
+	(SDB_ALLOW_FORWARD_REFERENCES): Remove.
+	(SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
+	(PUT_SDB_DEF): Remove.
+	(PUT_SDB_PLAIN_DEF): Remove.
+	(PUT_SDB_TYPE): Remove.
+	(sdb_label_count): Remove.
+	(PUT_SDB_BLOCK_START): Remove.
+	(PUT_SDB_BLOCK_END): Remove.
+	(PUT_SDB_FUNCTION_START): Remove.
+	(PUT_SDB_FUNCTION_END): Remove.
+	(PUT_SDB_EPILOGUE_END): Remove.
+	* config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
+	(MIPS_DEBUGGING_INFO): Don't undef.
+	(DBX_DEBUGGING_INFO): Don't undef.
+	* config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
+	(MIPS_DEBUGGING_INFO): Don't undef.
+	(DBX_DEBUGGING_INFO): Don't undef.
+	* config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
+	* config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
+	handling.
+	(alpha_start_function): Likewise.
+	(sdb_label_count): Remove.
+	(alpha_output_filename): Remove DBX_DEBUG handling.
+	(alpha_file_start): Likewise.
+
+2012-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
+	(*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
+	(i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
+	Solaris 8 support.
+	* configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
+	(ld_tls_support): Remove Solaris 8 references.
+	(lwp_dir, lwp_spec): Remove support for alternate thread library.
+	* acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
+	* configure: Regenerate.
+	* config.in: Regenerate.
+
+	* config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
+	* config/i386/sol2.h: Remove Solaris 8 references.
+
+	* doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
+	(i?86-*-solaris2.9): ... this.
+	Remove Solaris 8 references.
+	(Specific, *-*-solaris2*): Document Solaris 8 removal.
+	Remove Solaris 8 references.
+
+2012-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
+	(mips-sgi-irix6.5*): Remove.
+	* config.host (mips-sgi-irix*): Remove.
+	* configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
+	(set_have_as_tls): Remove *-*-irix6*.
+	(gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
+	* configure: Regenerate.
+
+	* config/mips/iris6.h: Remove.
+	* config/mips/iris6.opt: Remove.
+	* config/mips/t-irix6: Remove.
+
+	* config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
+	(TARGET_IRIX6): Remove.
+	(TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
+	Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
+	* config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
+	handling.
+	(mips_file_start): Likewise.
+	* config/mips/mips-protos.h (irix_asm_output_align): Remove.
+
+	* config/mips/driver-native.c [__sgi__]: Remove.
+	(host_detect_local_cpu) [__sgi__]: Remove.
+
+	* config/mips/gnu-user.h: Remove iris5.h reference.
+
+	* config/mips/mips-modes.def: Remove IRIX 6 reference.
+	* config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
+	* config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
+	Remove.
+
+	* gcc.c (main): Move asm_debug initialization ...
+	(asm_debug): ... here.
+
+	* ginclude/stddef.h (__STDDEF_H__): Don't define.
+
+	* defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
+	* system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
+	* collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
+	(main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
+	[LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
+	* doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
+	Remove.
+	* doc/tm.texi: Regenerate.
+
+	* doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
+	IRIX 6 reference.
+	(MIPS Options, -march): Remove IRIX reference.
+	* doc/install.texi (Binaries, SGI IRIX): Remove.
+	(Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
+	of section.
+	* doc/trouble.texi (Interoperation): Remove -lgl_s handling.
+
+2012-03-14  Martin Jambor  <mjambor@suse.cz>
+
+	* expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
+	when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
+	(expand_expr_real_1): Do not handle misalignment if modifier is
+	EXPAND_WRITE.
+
+2012-03-14  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52584
+	* tree-vect-generic.c (type_for_widest_vector_mode): Take
+	element type instead of mode, use build_vector_type_for_mode
+	instead of the langhook, build a vector of proper signedness.
+	(expand_vector_operations_1): Adjust.
+
+2012-03-14  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52582
+	* gimple-fold.c (canonicalize_constructor_val): Make sure we have
+	a cgraph node for a FUNCTION_DECL that comes from a constructor.
+	(gimple_get_virt_method_for_binfo): Likewise.
+
+2012-03-14  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52571
+	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
+	flag_section_anchors check ...
+	(vect_can_force_dr_alignment_p): ... here.  Do not re-align
+	DECL_COMMON variables.
+
+2012-03-14  Richard Guenther  <rguenther@suse.de>
+
+	* tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
+	* stor-layout.c (start_bitfield_representative): New function.
+	(finish_bitfield_representative): Likewise.
+	(finish_bitfield_layout): Likewise.
+	(finish_record_layout): Call finish_bitfield_layout.
+	* tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
+	for QUAL_UNION_TYPE fields.
+	* tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
+	Stream DECL_BIT_FIELD_REPRESENTATIVE.
+	* tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
+
+	PR middle-end/52080
+	PR middle-end/52097
+	PR middle-end/48124
+	* expr.c (get_bit_range): Unconditionally extract bitrange
+	from DECL_BIT_FIELD_REPRESENTATIVE.
+	(expand_assignment): Adjust call to get_bit_range.
+
+2012-03-14  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52578
+	* fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
+	the outermost conversion is a sign-change only.
+	(fold_binary_loc): Disregard widening and sign-changing
+	conversions when we determine if two variables are equal
+	for reassociation.
+	* tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
+	(T1)x if the outermost conversion is a sign-change only.
+
+2012-03-14  Uros Bizjak  <ubizjak@gmail.com>
+
+	Revert:
+	2012-03-14  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/predicates.md (constant_call_address_operand): Declare
+	as special predicate.  Update all uses.
+
+2012-03-13  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/52577
+	* c-parser.c (c_parser_postfix_expression)
+	<case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
+
+	* config/i386/smmintrin.h: Avoid /* within a comment.
+	* config/i386/nmmintrin.h: Likewise.
+
+2012-03-13  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (xbegin): Remove constraint from expander.
+
+2012-03-13  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/predicates.md (constant_call_address_operand): Declare
+	as special predicate.  Update all uses.
+	* config/i386/i386.md: Remove mode from constant_call_address_operand
+	predicates.
+	* config/i386/i386.c (ix86_output_call_insn): Call
+	constant_call_address_operand with VOIDmode.
+
+2012-03-13  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_decompose_address): Handle subregs of
+	AND zero extended address correctly.
+
+2012-03-13  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/predicates.md (tls_symbolic_operand): Declare as
+	special predicate.
+	(tls_modbase_operand): Ditto.
+	* config/i386/i386.md: Remove mode from tls_symbolic_operand and
+	tls_modbase_operand predicates.
+
+2012-03-13  Martin Jambor  <mjambor@suse.cz>
+
+	* expr.c (expand_assignment): Handle misaligned scalar writes to
+	memory through top-level MEM_REFs by calling store_bit_field.
+
+2012-03-13  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52134
+	* fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
+	if Y is a constant multiple of 1 << CST.
+
+2012-03-13  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/52488
+	* config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
+	offset (size) to a value the insns can deal with.
+	(expand_epilogue): Ditto.
+
+2012-03-13  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
+
+	* config/arm/neon.ml (ops): Fixup expected instructions for
+	unsigned vector compares.
+
+2012-03-13  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
+	addresses only when %reg is not in word mode.
+
+2012-03-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* config/microblaze/microblaze.md: Fix typo.
+	* tree-if-conv.c: Likewise.
+	* tree-vect-patterns.c: Likewise.
+
+2012-03-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* config.gcc (extra_passes): Remove.
+	* configure.ac (extra_passes): Don't substitute.
+	* configure: Regenerate.
+	* Makefile.in (EXTRA_PASSES): Remove.
+	(GCC_PASSES): Remove $(EXTRA_PASSES).
+	(MOSTLYCLEANFILES): Likewise.
+	(native): Likewise.
+	(install-common): Likewise.
+
+2012-03-13  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
+	* config/i386/i386.c (ix86_decompose_address): Use
+	TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
+	(legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
+	thread pointer to a register.
+
+2012-03-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
+	on tls_symbolic_operand.
+	(tls_global_dynamic_64_<mode>): Likewise.
+
+2012-03-12  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR other/52545
+	* output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
+	SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
+
+2012-03-12  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/52499
+	* config/avr/avr.c (avr_mode_code_base_reg_class): Change return
+	type from reg_class_t to enum reg_class.
+	* config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
+
+2012-03-12  Andrew Pinski  <apinski@cavium.com>
+
+	* tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
+	(tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
+	(value_replacement): Likewise.
+	(empty_block_p): Check also if the PHIs for the block are empty.
+
+2012-03-12  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/52148
+	* config/avr/avr.c (avr_out_movmem): Fix typo in output template
+	for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
+	r184615 from 2012-02-28.
+
+2012-03-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
+	(ix86_gen_tls_local_dynamic_base_64): Likewise.
+	(ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
+	and ix86_gen_tls_local_dynamic_base_64.
+	(legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
+	ix86_gen_tls_local_dynamic_base_64.
+	* config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
+	(*tls_global_dynamic_64_<mode>): This.
+	(tls_global_dynamic_64): Renamed to ...
+	(tls_global_dynamic_64_<mode>): This.
+	(*tls_local_dynamic_base_64): Renamed to ...
+	(*tls_local_dynamic_base_64_<mode>): This.
+	(tls_local_dynamic_base_64): Renamed to ...
+	(tls_local_dynamic_base_64_<mode>): This.
+
+2012-03-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (ix86_option_override_internal): Properly
+	set ix86_gen_leave and ix86_gen_monitor.  Check Pmode == DImode,
+	instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
+	ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
+	ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
+	* config/i386/sse.md (sse3_monitor64): Renamed to ...
+	(sse3_monitor64_<mode>): This.
+
+2012-03-12  Tristan Gingold  <gingold@adacore.com>
+
+	* config/ia64/ia64.c (ia64_function_arg_1): Move code around.
+	(ia64_function_arg_advance): Ditto.
+
+2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* config.gcc (mips*-*-openbsd*): Remove.
+	* config/mips/openbsd.h: Remove.
+	* config/mips/sdb.h: Remove.
+
+	* config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
+	* config/mips/mips.c (sdb_label_count): Remove.
+	(mips_debugger_offset): Remove #if 0 code.
+	(mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
+	* config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
+
+2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
+	binutils reference.
+	(Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
+	Update binutils references.
+	(Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
+	Update binutils reference.
+	Update Sun as/GNU ld caveat.
+	Document binutils largefile requirement for LTO plugin.
+	Remove reference to alternate libpthread.
+
+2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* config.gcc (alpha*-dec-osf5.1*): Remove.
+	* config.host (alpha*-dec-osf*): Remove.
+	* configure.ac (*-*-osf*): Remove.
+	(alpha*-dec-osf*): Remove.
+	* configure: Regenerate.
+
+	* config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
+	config/alpha/va_list.h, config/alpha/x-osf: Remove.
+
+	* config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
+	* config/alpha/alpha.c (struct machine_function): Update comment.
+	(alpha_start_function): Remove Tru64 UNIX as handling for
+	max_frame_size.
+	* config/alpha/alpha.md ("exception_receiver"): Remove
+	TARGET_LD_BUGGY_LDGP.
+	("*exception_receiver_2"): Likewise.
+	* except.c (finish_eh_generation): Remove Tru64 reference.
+	* ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
+	* system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
+	* target.def (handle_pragma_extern_prefix): Remove.
+
+	* Makefile.in (mips-tfile.o-warn): Remove.
+	(ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
+	(mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
+	* mips-tdump.c, mips-tfile.c: Remove.
+
+	* doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
+	extern_prefix.
+	* doc/install.texi (Binaries): Remove Tru64 UNIX reference.
+	(Specific, alpha*-dec-osf5.1): Note removal.
+	* doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
+	Remove.
+	* doc/tm.texi: Regenerate.
+	* doc/trouble.texi (Cross-Compiler Problems): Remove.
+
+2012-03-12  Richard Guenther  <rguenther@suse.de>
+
+	* config/arm/arm.c (neon_dereference_pointer): Do not call
+	covert during RTL expansion.
+
+2012-03-12  Tristan Gingold  <gingold@adacore.com>
+
+	* doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
+	Options.  Mention -mpointer-size.
+
+2012-03-12  Richard Guenther  <rguenther@suse.de>
+
+	* config/alpha/alpha.c (alpha_gimplify_va_arg): Use
+	build_nonstandard_integer_type.
+
+2012-03-12  Richard Guenther  <rguenther@suse.de>
+
+	* tree.c (signed_or_unsigned_type_for): Use
+	build_nonstandard_integer_type.
+	(signed_type_for): Adjust documentation.
+	(unsigned_type_for): Likewise.
+	* tree-pretty-print.c (dump_generic_node): Use standard names
+	for non-standard integer types if available.
+
+2012-03-12  Tristan Gingold  <gingold@adacore.com>
+
+	* config/vms/vms.opt: Add vms-opts.h header.
+	(mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
+	target mask.
+	(-mvms-return-codes): Document.
+	(-mpointer-size): New option.
+	(vms_pointer_size): Add enumeration.
+	* config/vms/vms-opts.h: New file.
+	* config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
+	__INITIAL_POINTER_SIZE.
+	(POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
+	(C_COMMON_OVERRIDE_OPTIONS): Define.
+	(DWARF2_ADDR_SIZE): Define.
+	* config/vms/vms.c (vms_patch_builtins): Adjust condition.
+	* config/vms/vms-protos.h (vms_c_common_override_options):
+	New prototype.
+	* config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
+	if -mno-pointer-size.
+	(vms_c_common_override_options): New function.
+	* config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
+	* config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
+	(MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
+	and flag_vms_pointer_size.
+	(MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
+	* config.gcc (*-*-*vms*): Define xm_file.
+	(alpha*-dec-*vms*): Do not define xm_file.
+	(alpha64-dec-*vms*): Remove.
+	(ia64-hp-*vms*): Do not define xm_file.  Simplify tm_file
+	and tmake_file.
+
+2012-03-12  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/51721
+	* tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
+	if (int) unsvar cmp CST.
+
+2012-03-12  Richard Guenther  <rguenther@suse.de>
+
+	* tree-sra.c (create_access_replacement): Only rename the replacement
+	if we can rewrite it into SSA form.  Properly mark register typed
+	replacements that we cannot rewrite with TREE_ADDRESSABLE.
+	* tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
+	for aggregate or BLKmode results.
+
+2012-03-12  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/52533
+	* tree-vrp.c (register_edge_assert_for_2): Use double_int
+	type for mask, only handle shifts by non-zero in-range
+	shift count, for LE_EXPR and GT_EXPR if new_val is
+	maximum, don't add the assertion.
+
+2012-02-12  Kirill Yukhin  <kirill.yukhin@intel.com>
+
+	* doc/invoke.texi: Document -mrtm option.
+	* common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
+	(OPTION_MASK_ISA_RTM_UNSET): Ditto.
+	(ix86_handle_option): Handle OPT_mrtm.
+	* config.gcc (i[34567]86-*-*): Add rtmintrin.h and
+	xtestintrin.h.
+	(x86_64-*-*): Ditto.
+	* i386-builtin-types.def (INT_FTYPE_VOID): New.
+	* config/i386/i386-c.c (ix86_target_macros_internal): Define
+	__RTM__ if needed.
+	(ix86_target_string): Define -mrtm option.
+	(PTA_RTM): New.
+	(ix86_option_override_internal): Extend "corei7-avx" with RTM option.
+	Handle new option.
+	(ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
+	(ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
+	IX86_BUILTIN_XTEST.
+	(bdesc_special_args): Ditto.
+	(ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
+	(ix86_expand_special_args_builtin): Handle new built-in type.
+	(ix86_expand_builtin): Handle XABORT instruction.
+	* config/i386/i386.h (TARGET_RTM): New.
+	* config/i386/i386.md (UNSPECV_XBEGIN): New.
+	(UNSPECV_XEND): Ditto.
+	(UNSPECV_XABORT): Ditto.
+	(UNSPECV_XTEST): Ditto.
+	(xbegin): Ditto.
+	(xbegin_1): Ditto.
+	(xend): Ditto.
+	(xabort): Ditto
+	(xtest): Ditto.
+	(xtest_1): Ditto.
+	* config/i386/i386.opt (mrtm): New.
+	* config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
+	* config/i386/rtmintrin.h: New header.
+	* config/i386/xtestintrin.h: Ditto.
+
+2012-03-12  Tristan Gingold  <gingold@adacore.com>
+
+	* ginclude/stddef.h: Adjust previous patch.
+	Use __VMS__ instead of VMS.
+
+2012-03-12  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
+	Also convert sequences with CC setting arithmetic instruction.
+
+2012-03-11  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi (Option Summary): Move -no-integrated-cpp
+	from C Language Options to Preprocessor Options.
+	(C Dialect Options): Move -no-integrated-cpp documentation
+	from here...
+	(Preprocessor Options): ...to here.  Rewrite the description
+	so it makes more sense, and remove discussion of merging front ends.
+
+2012-03-11  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
+	needed for loop.
+	(ix86_expand_setmem): Likewise.
+
+2012-03-11  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
+	convert_to_mode.
+
+2012-03-11  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
+	ptr_mode == SImode.  Replace DImode with Pmode or ptr_mode.
+
+2012-03-11  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
+
+2012-03-11  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
+	TARGET_64BIT.
+
+2012-03-11  H.J. Lu  <hongjiu.lu@intel.com>
+	    Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/predicates.md (call_insn_operand): Allow
+	constant_call_address_operand in Pmode only.
+	(sibcall_insn_operand): Ditto.
+	* config/i386/i386.md (*call): Use W mode iterator instead of P mode.
+	(*call_vzeroupper): Ditto.
+	(*sibcall): Ditto.
+	(*sibcall_vzeroupper): Ditto.
+	(*call_value): Ditto.
+	(*call_value_vzeroupper): Ditto.
+	(*sibcall_value): Ditto.
+	(*sibcall_value_vzeroupper): Ditto.
+	(*indirect_jump): Ditto.
+	(*tablejump_1): Ditto.
+	(indirect_jump): Convert memory address to word mode for TARGET_X32.
+	(tablejump): Ditto.
+	* config/i386/i386.c (ix86_expand_call): Convert indirect operands
+	to word mode.
+
+2012-03-11  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/51244
+	* config/sh/sh.md (movnegt): Expand into respective insns immediately.
+	Use movrt_negc instead of negc pattern for non-SH2A.
+	(*movnegt): Remove.
+	(*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
+
+2012-03-10  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
+	if Pmode != word_mode.
+	(legitimize_tls_address): Call gen_tls_initial_exec_x32 if
+	Pmode == SImode for TARGET_X32.
+	* config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
+	(tls_initial_exec_x32): Likewise.
+
+2012-03-10  Chung-Lin Tang  <cltang@codesourcery.com>
+
+	PR rtl-optimization/52528
+	* combine.c (can_combine_p): Add setting of subst_low_luid
+	before call to expand_field_assignment().
+
+2012-03-09  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
+	and related program names.
+
+2012-03-09  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
+
+2012-03-09  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/52530
+	* config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
+	(ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
+	to set code to 'q'.
+	* config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
+	(*movdi_internal_rex64): Use %E operand modifier for lea.
+	(*movsi_internal): Ditto.
+	(*lea_1): Ditto.
+	(*lea<mode>_2): Ditto.
+	(*lea_{3,4,5,6}_zext): Ditto.
+	(*tls_global_dynamic_32_gnu): Ditto.
+	(*tls_global_dynamic_64): Ditto.
+	(*tls_dynamic_gnu2_lea_32): Ditto.
+	(*tls_dynamic_gnu2_lea_64): Ditto.
+	(pro_epilogue_adjust_stack_<mode>_add): Ditto.
+
+2012-03-09  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	* config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
+	redefine to be NULL if the current bit-size is different from the
+	configured bit-size.
+
+	* config/rs6000/rs6000.c (rs6000_option_override_internal): If the
+	cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
+	set the default tuning.  Add asserts to make sure the cpu and tune
+	indexes are defined.  Fix tests for cpu/tune index to use >= 0 to
+	test whether the index is set, instead of > 0.
+	(rs6000_file_start): Do not reset the default cpu if the current
+	bit-size is different from the configured bit-size.
+
+2012-03-09  Tristan Gingold  <gingold@adacore.com>
+
+	* config/vms/vms-crtlmap.map: Add comments.
+	Add entries needed to build Ada RTS.
+
+2012-03-09  Tristan Gingold  <gingold@adacore.com>
+
+	* ginclude/stddef.h: Do not define __size_t on VMS.
+
+2012-03-09  Tristan Gingold  <gingold@adacore.com>
+
+	* c-tree.h (c_default_pointer_mode): New variable.
+	* c-decl.c (c_default_pointer_mode): New variable.
+	(c_build_pointer_type): New function.
+	(grokdeclarator): Call c_build_pointer_type instead
+	of build_pointer_type.
+
+	* config/vms/vms-c.c: Include c-tree.h
+	(saved_pointer_mode): New variable.
+	(handle_pragma_pointer_size): New function.
+	(vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
+	(vms_c_register_pragma): Register __pointer_size and
+	__required_pointer_size pragmas.
+
+2012-03-09  Tristan Gingold  <gingold@adacore.com>
+
+	* config/vms/vms-c.c (vms_construct_include_filename): New function.
+	(vms_c_register_includes): Reference it.
+
+2012-03-09  Andrew Pinski  <apinski@cavium.com>
+
+	PR middle-end/51988
+	* tree-ssa-phiopt.c: Include tree-pretty-print.h for
+	print_generic_expr.
+	(tree_ssa_phiopt_worker): Go through all the PHIs for
+	value_replacement instead of just the singleton one.
+	(value_replacement): Change return type to int.  Return 0 instead of
+	false.
+	Allow the middle basic block to contain more than just the defining
+	statement.
+	Handle non empty middle basic blocks.
+	* Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
+
+2012-03-09  Jiangning Liu  <jiangning.liu@arm.com>
+
+	* tree-scalar-evolution (interpret_rhs_expr): generate chrec for
+	array reference and component reference.
+	(analyze_scalar_evolution_for_address_of): New.
+
+2012-03-08  Jie Zhang  <jzhang918@gmail.com>
+
+	PR target/49862
+	* config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
+	(hwloop_pattern_reg): Fix set but not used warning.
+	(bfin_reorg_loops): Remove unused parameter.
+	(bfin_reorg): Update use of bfin_reorg_loops.
+
+2012-03-08  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
+	with integer parameters in registers.
+	(gen_push): Push register in word_mode instead of Pmode.
+	(ix86_emit_save_regs): Likewise.
+	(ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
+	(gen_pop): Pop register in word_mode instead of Pmode.
+	(ix86_emit_restore_regs_using_pop): Likewise.
+	(ix86_expand_prologue): Replace Pmode with word_mode for push
+	immediate.  Use ix86_gen_pro_epilogue_adjust_stack.  Save and
+	restore RAX and R10 in word_mode.
+	(ix86_emit_restore_regs_using_mov): Restore integer registers
+	in word_mode.
+	(ix86_expand_split_stack_prologue): Save R10_REG and restore in
+	word_mode.
+	(ix86_split_to_parts): Use word_mode with PUT_MODE for push.
+	(ix86_split_long_move): Likewise.
+	* config/i386/i386.md (W): New.
+	(*push<mode>2_prologue): Replace :P with :W.
+	(*pop<mode>1): Likewise.
+	(*pop<mode>1_epilogue): Likewise.
+	(push/pop peephole2): Use word_mode scratch registers.
+
+2012-03-08  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/predicates.md (indirect_branch_operand): Simplify.
+
+2012-03-08  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
+	for constants in [-63,63].
+
+2012-03-08  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/52530
+	Revert:
+	2012-03-04  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (ix86_print_operand_address): Only handle
+	zero-extended DImode addresses.
+
+2012-03-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
+	* configure: Regenerate.
+
+2012-03-08  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/52496
+	* config/avr/avr.c (avr_mem_clobber): New static function.
+	(avr_expand_delay_cycles): Add memory clobber operand to
+	delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
+	* config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
+	(enable_interrupt, disable_interrupt): New expander.
+	(nopv, sleep, wdr): New expanders.
+	(delay_cycles_1): Add memory clobber.
+	(delay_cycles_2): Add memory clobber.
+	(delay_cycles_3): Add memory clobber.
+	(delay_cycles_4): Add memory clobber.
+	(cli_sei): New insn from former "enable_interrupt",
+	"disable_interrupt" with memory clobber.
+	(*wdt): New insn from former "wdt" with memory clobber.
+	(*nopv): Similar, but for "nopv".
+	(*sleep): Similar, but for "sleep".
+
+2012-03-07  Oleg Endo  <olegendo@gcc.gnu.org>
+	    Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	PR target/52503
+	* config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
+	* config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
+	(SUBTARGET_OVERRIDE_OPTIONS): Define.
+
+2012-03-07  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/predicates.md (x86_64_zext_general_operand): New.
+	* config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
+	predicate to x86_64_zext_general_operand.  Accept "Z" constraint.
+
+2012-03-07  Walter Lee  <walt@tilera.com>
+
+	* config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
+	REG_CFA_* notes for the stack pointer.
+	(tilegx_expand_epilogue): Restore stack pointer by adjusting it by
+	EH_RETURN_STACKADJ_RTX.
+	* config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
+	generate REG_CFA_* notes for the stack pointer.
+	(tilepro_expand_epilogue): Restore stack pointer by adjusting it
+	by EH_RETURN_STACKADJ_RTX.
+
+2012-03-07  Georg-Johann Lay  <avr@gjlay.de>
+
+	* doc/invoke.texi (AVR Built-in Macros): Correct condition for
+	when __AVR_3_BYTE_PC__ is defined.
+
+2012-03-07  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
+	(ix86_print_operand): Handle '^'.
+	* config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
+	using P mode iterator.  Add %^ to asm template to conditionally emit
+	addr32 prefix.
+	(*rep_movdi_rex64): Ditto.
+	(*strsetdi_rex_1): Ditto.
+	(*rep_stosdi_rex64): Ditto.
+	(*strmov{si,hi,qi}_1): Add %^ to asm template to
+	conditionally emit addr32 prefix.
+	(*rep_mov{si,qi}): Ditto.
+	(*strset{si,hi,qi}): Ditto.
+	(*rep_stos{si,qi}): Ditto.
+	(*cmpstrnqi_nz_1): Ditto.
+	(*cmpstrnqi_1): Ditto.
+	(*strlenqi_1): Ditto.
+
+2012-03-07  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (function_value_64): Return pointers in
+	word_mode instead of Pmode.
+	(ix86_promote_function_mode): Likewise.
+
+2012-03-07  Richard Guenther  <rguenther@suse.de>
+
+	* coverage.c (get_gcov_type): Use type_for_mode.
+	(get_gcov_unsigned_t): Likewise.
+	* expr.c (store_constructor): Use type_for_mode.
+	(try_casesi): Likewise.
+	* tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
+	(add_standard_iv_candidates): Use standard type trees.
+	* dojump.c (do_jump): Remove dead code.
+
+2012-03-07  Richard Guenther  <rguenther@suse.de>
+
+	* c-typeck.c (pointer_diff): Use c_common_type_for_size.
+
+2012-03-07  Richard Guenther  <rguenther@suse.de>
+
+	* convert.c (strip_float_extensions): Move ...
+	* tree.c (strip_float_extensions): ... here.
+
+2012-03-07  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/52484
+	* config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
+
+2012-03-07  Richard Guenther  <rguenther@suse.de>
+
+	* omp-low.c (extract_omp_for_data): Use signed_type_for.
+	(expand_omp_for_generic): Likewise.
+	(expand_omp_for_static_nochunk): Likewise.
+	(expand_omp_for_static_chunk): Likewise.
+	* tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
+	* tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
+	* tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
+	Use unsigned_type_for.
+	(vect_create_cond_for_align_checks): Use signed_type_for.
+
+2012-03-07  Andrey Belevantsev  <abel@ispras.ru>
+
+	PR rtl-optimization/52203
+	* sel-sched.c (estimate_insn_cost): New parameter pempty.  Adjust
+	all callers to pass NULL except ...
+	(reset_sched_cycles_in_current_ebb): ... here, save the value
+	in new variable 'empty'.  Increase issue_rate only for
+	non-empty insns.
+
+2012-03-07  Ralf Corsépius  <ralf.corsepius@rtems.org>
+
+	PR target/51417
+	* Makefile.in: Let install-gcc-ar depend on installdirs,
+	gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
+	Don't double canonicalize if cross-compiling.
+
+2012-03-07  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/52506
+	* config/avr/avr.c (expand_epilogue): Fix order of restoration
+	to: RAMPZ, RAMPY, RAMPX, RAMPD.
+	(expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
+
+2012-03-07  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/52505
+	* config/avr/avr.c (avr_out_xload): Don't read unintentionally
+	from RAM.
+	* config/avr/avr.md (xload_8): Adjust insn length.
+
+2012-03-07  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/52461
+	* config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
+	if RAMPZ affects reading from RAM.
+
+2012-03-07  Richard Guenther  <rguenther@suse.de>
+
+	PR pch/52518
+	PR pch/38987
+	* doc/invoke.texi (Precompiled Headers): Remove sentence that
+	suggests you can include PCHs from inside another header.
+
+2012-03-07  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR middle-end/52515
+	* rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
+
+2012-03-07  Kai Tietz  <ktietz@redhat.com>
+
+	* doc/invoke.texi (fwritable-relocated-rdata): Document
+	new Cygwin/MinGW target option.
+	* config/i386/winnt.c (i386_pe_unique_section): Ignore
+	reloc if flag -fwritable-relocated-rdata is not set.
+	(i386_pe_section_type_flags): Likewise.
+	* config/i386/cygming.opt (fwritable-relocated-rdata):
+	Add new flag variable flag_writable_rel_rdata.
+
+2012-03-07  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
+	precision against gimple constraints.
+
+2012-03-06  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR middle-end/52372
+	* rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
+	variables.
+	(GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
+	* emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
+	variables.
+	(init_emit_regs): Move associated initialization to...
+	(init_emit_once): ...here.
+
+2012-03-06  Richard Henderson  <rth@redhat.com>
+
+	* config/m68k/m68k.h (ISA_HAS_TAS): New.
+	* config/m68k/sync.md (atomic_test_and_set): Use it.
+	(atomic_test_and_set_1): Likewise.
+
+2012-03-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	PR target/50310
+	* config/rs6000/vector.md (vector_uneq<mode>): Add support for
+	UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
+	(vector_ltgt<mode>): Likewise.
+	(vector_ordered<mode>): Likewise.
+	(vector_unordered<mode>): Likewise.
+	* config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
+
+2012-03-06  Aldy Hernandez  <aldyh@redhat.com>
+
+	* trans-mem.c: New typedef for tm_region_p.
+	Define vector types for tm_region_p.
+	(tm_region_init): Replace region_worklist to a vector called
+	bb_regions.
+
+2012-03-06  Richard Guenther  <rguenther@suse.de>
+
+	* fold-const.c (build_fold_addr_expr_with_type_loc): Fold
+	MEM_REF with constant pointer operand.
+
+2012-03-06  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52493
+	* tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
+
+2012-03-06  Tristan Gingold  <gingold@adacore.com>
+
+	* config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
+	(external_model_kind): Improve documentation.
+	(vms_pragma_extern_model): Handle relaxed_redef.
+	(vms_c_register_pragma): Allow expansion for nomember_alignment.
+
+2012-03-06  Georg-Johann Lay  <avr@gjlay.de>
+
+	* doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
+	Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
+	Some more notes on EIND usage and reorder EIND subsection.
+
+2012-03-06  Tristan Gingold  <gingold@adacore.com>
+
+	* config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
+	* config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
+
+2012-03-06  Tristan Gingold  <gingold@adacore.com>
+
+	* config/vms/t-vmsnative (version): Define.
+	* config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
+
+2012-03-06  Andrey Belevantsev  <abel@ispras.ru>
+
+	PR rtl-optimization/52250
+	* sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
+	to put note list into.  Unconditionally call move_bb_info.
+	(move_bb_info): Do not assert the blocks being in the same region,
+	just drop the note list if they are not.
+
+2012-03-06  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/51244
+	* config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
+	and use unified expansion logic.
+	* config/sh/sh.md (xorsi3_movrt): Rename to movrt.  Move
+	closer to the existing movt insn.
+	(negc): Rename insn to *negc.  Add new expander.
+	(movnegt): Use xor pattern for T bit negation.  Reserve helper
+	constant for negc pattern.
+	(*movnegt): New insn and splitter.
+
+2012-03-05  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
+	PLUS_EXPR.
+
+2012-03-05  Richard Henderson  <rth@redhat.com>
+
+	* genemit.c (main): Include "target.h" in insn-emit.c.
+	* Makefile.in (insn-emit.o): Depend on TARGET_H.
+	* config/sh/sync.md (atomic_test_and_set): Reference
+	targetm.atomic_test_and_set_trueval instead of
+	TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
+
+2012-03-05  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* config/epiphany/epiphany.c (epiphany_function_value_regno_p):
+	Make static.
+
+2012-03-05  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* langhooks.c (add_builtin_type): New function.
+	* langhooks.h (add_builtin_type): Export it.
+	* config/mep/mep.c (mep_init_builtins): Use it.
+	* config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
+
+2012-03-05  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/51902
+	* tree.h (BLOCK_SAME_RANGE): Define.
+	* function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
+	if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
+	Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
+	isn't equal to supercontext fragment's fragment chain.
+	Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
+	fragment origin.
+	(blocks_nreverse_all): Likewise.
+	(reorder_blocks_1): Compute BLOCK_SAME_RANGE bits.  Set
+	BLOCK_SUPERCONTEXT to supercontext fragment instead of
+	supercontext fragment's fragment origin.
+	* dwarf2out.c (add_high_low_attributes): If stmt has the same
+	range as its parent (or parents thereof etc.), use the parent's
+	DW_AT_ranges value instead of creating a new .debug_ranges range.
+
+2012-03-05  Richard Henderson  <rth@redhat.com>
+
+	PR tree-opt/52242
+	Revert: 2011-11-26  Richard Henderson  <rth@redhat.com>
+	* omp-low.c (expand_omp_atomic): Assume anything aligned to
+	BIGGEST_ALIGNMENT is aligned.
+
+2012-03-05  Richard Henderson  <rth@redhat.com>
+
+	* config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
+	* config/sh/sh.c: ... here.
+
+2012-03-05  Richard Henderson  <rth@redhat.com>
+
+	PR target/52481
+	* config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
+	instead of calling negqi2 directly.
+
+2012-03-05  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR middle-end/52463
+	* trans-mem.c (tm_region_init): Use last_basic_block.
+
+2012-03-05  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
+	* config/sh/sync.md (atomic_test_and_set): New expander.
+	(tasb, atomic_test_and_set_soft): New insns.
+	* config/sh/sh.opt (menable-tas): New option.
+	* doc/invoke.texi (SH Options): Document it.
+
+2012-03-05  Richard Guenther  <rguenther@suse.de>
+
+	* cfgloop.c (verify_loop_structure): Verify dominators before
+	using them.
+	* graphite-clast-to-gimple.c (graphite_verify): Do not verify
+	dominators from here.
+	* graphite-scop-detection.c (create_sese_edges): Likewise.
+	* loop-doloop.c (doloop_optimize_loops): Likewise.
+	* loop-init.c (loop_optimizer_init): Likewise.
+	* loop-unroll.c (unroll_and_peel_loops): Likewise.
+	* loop-unswitch.c (unswitch_loops): Likewise.
+	* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
+	* tree-parloops.c (parallelize_loops): Likewise.  Verify
+	only when checking is enabled.
+	* tree-loop-distribution.c (tree_loop_distribution): Likewise.
+
+2012-03-05  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* genautomata.c (parse_automata_opt): New static function.
+	(initiate_automaton_gen): Remove all option handling code.  Remove
+	argc argument.  All callers changed.
+	(main): Call init_rtx_reader_args_cb with the new function as argument.
+
+2012-03-05  Richard Guenther  <rguenther@suse.de>
+
+	* cfgexpand.c (gimple_expand_cfg): Free dominator info.
+	* tree-if-conv.c (combine_blocks): Free post-dominator info
+	after breaking it.
+	* tree-parloops.c (create_parallel_loop): Free and re-compute
+	dominator info after breaking it.
+
+2012-03-05  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52353
+	* optabs.h (trapv_unoptab_p): New function.
+	(trapv_binoptab_p): Likewise.
+	* optabs.c (expand_binop): Use emit_libcall_block_1 with
+	a proper equiv_may_trap argument.
+	(expand_unop): Likewise.
+	(emit_libcall_block_1): Take extra argument whether the
+	instruction may trap.  Renamed from ...
+	(emit_libcall_block): ... this.  New wrapper.
+
+2012-03-05  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/51721
+	* tree-vrp.c (register_edge_assert_for_2): If comparing
+	lhs of right shift by constant with an integer constant,
+	add ASSERT_EXPRs for the rhs1 of the right shift.
+
+	* cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
+
+2012-03-05  Richard Guenther  <rguenther@suse.de>
+
+	* tree.c (integer_zerop): Handle VECTOR_CSTs.
+	(integer_onep): Likewise.
+	(integer_all_onesp): Likewise.
+
+2012-03-05  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
+
+2012-03-04  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
+	instead of TARGET_64BIT.
+
+2012-03-04  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
+	adjust_stack_insn.
+
+2012-03-04  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (ix86_print_operand_address): Only handle
+	zero-extended DImode addresses.
+
+2012-03-04  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
+	taken and cputaken as bool.
+
+2012-03-04  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/constraints.md (Ya): New internal constraint.
+	* config/i386/i386.md (zero_extendsidi2): Remove expansion.
+	(*zero_extendsidi2_rex64): Add x,x alternative.
+	(*zero_extendsidi2): Ditto.  Add o,0 alternative.
+	Remove flags reg clobber.  Adjust corresponding splits.
+	(zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
+	zero_extendqisi2 expanders using SWI12 mode iterator.
+	(zero_extend<mode>si2_and): Macroize insn from
+	zero_extendhisi2_and and zero_extendqisi2_and.  Merge corresponding
+	splitters.
+	(*zero_extend<mode>si2):  Macroize insn from
+	*zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
+	(*zero_extend*2_movzbl_and): Remove insn patterns.
+	(zero_extendqihi2_and): Merge corresponding splitter.
+	(*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
+	(*zero_extend*2_movzbl_and): Remove insn patterns.
+	(*anddi_1): Split TYPE_IMOVX instructions.
+	(*andsi_1): Use Ya for alternative 2.  Split TYPE_IMOVX instructions.
+	(*andhi_1): Ditto.
+	(and->zext splitter): Add splitter pattern.
+	(zero extend with andsi3 splitter): Adjust zero_extend pattern.
+
+2012-03-04  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
+	x86-specific text.
+	(Debugging Options): Likewise.
+	(Optimize Options): Likewise.
+	(i386 and x86-64 Options): Discuss -march before -mtune, consistently
+	with other architectures.  Use official processor names with correct
+	spelling/capitalization.  Fix formatting and grammar issues.
+	(i386 and x86-64 Windows Options): Similar cleanup here.
+
+2012-03-03  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	* config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
+
+2012-03-03  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	* config/sh/sh.c (sh_dwarf_register_span): Don't apply
+	DBX_REGISTER_NUMBER.
+
+2012-03-03  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	* config/sh/sh.c (shiftcosts): Return MAX_COST when the first
+	operand is CONST_INT.  Take COSTS_N_INSNS into account.
+	(sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
+	of shiftcosts.
+
+2012-03-02  Richard Henderson  <rth@redhat.com>
+
+	* optabs.c (expand_atomic_test_and_set): Honor
+	atomic_test_and_set_trueval even when atomic_test_and_set
+	optab is not in use.
+
+2012-03-02  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	PR target/48596
+	PR target/48806
+	* config/sh/sh.c (sh_register_move_cost): Increase cost between
+	GENERAL_REGS and FP_REGS for SImode.
+
+2012-03-02  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/49486
+	* config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
+	(absdi2): New expander.
+	(*absdi2, *negabsdi2, negdi_cond): New insns and splits.
+
+2012-03-02  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sync.md (atomic_exchange<mode>): New expander.
+	(atomic_exchange<mode>_soft): New insn.
+
+2012-03-02  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sync.md: Update copyright notice dates.
+	(atomic_compare_and_swap<mode>): Use SImode for return value instead
+	of QImode.
+	(atomic_compare_and_swap<mode>_soft): Likewise.
+
+2012-03-02  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/31640
+	* config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
+	* config/sh/sh.c: Update copyright notice dates.
+	(sh_loop_align): Add logic from LOOP_ALIGN.  Don't disable loop
+	alignment for TARGET_HARD_SH4.
+	(sh_option_override): Reduce default function alignment.  Set
+	loop alignment to 4 bytes when not optimizing for size.
+
+2012-03-02  Maxim Kuvyrkov  <maxim@codesourcery.com>
+
+	PR middle-end/50335
+	* doc/invoke.texi (floop-flatten): Remove.
+	* toplev.c (process_options): Remove references to flag_loop_flatten.
+	* tree-ssa-loop.c (gate_graphite_transform): Same.
+	* common.opt (floop-flatten): Obsolete.
+	* graphite-poly.c (apply_poly_transforms): Remove reference to
+	flag_loop_flatten.
+	* Makefile.in (graphite-flattening.o): Remove.
+	* graphite-flattening.c: Remove.
+
+2012-03-02  Uros Bizjak  <ubizjak@gmail.com>
+
+	* compare-elim.c (find_comparisons_in_bb): Eliminate only compares
+	having mode compatible with the mode of previous compare.  Substitute
+	compare mode of previous compare with the mode, compatible
+	with eliminated and previous compare.
+
+2012-03-02  Peter Bergner  <bergner@vnet.ibm.com>
+
+	* config/rs6000/dfp.md (floatdidd2): New define_insn.
+
+2012-03-02  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
+	compatible with CCGOCmode and CCGCmode.
+
+2012-03-02  Peter Bergner  <bergner@vnet.ibm.com>
+
+	* config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
+
+2012-03-02  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+	* config/arm/arm.c (arm_sat_operator_match): New function.
+	* config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
+	* config/arm/arm.md ("insn" attribute): Add "sat" value.
+	("SAT", "SATrev"): New code iterators.
+	("SATlo", "SAThi"): New code iterator attributes.
+	("*satsi_<SAT:code>"): New pattern.
+	("*satsi_<SAT:code>_shift"): Likewise.
+	* config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
+	and "shift" attributes.
+	("arm_usatsihi"): Add "insn" attribute.
+	* config/arm/predicates.md (sat_shift_operator): Allow multiplication
+	by powers of two.  Do not allow shift by 32.
+
+2012-03-02  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/46716
+	* config/i386/i386.c (construct_container): Use gen_reg_or_parallel
+	to pass the argument in the register of "natural" mode.
+
+2012-03-02  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52406
+	* tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
+	(struct indices): Add unconstrained_base member.
+	(struct dr_alias): Remove unused vops member.
+	(DR_UNCONSTRAINED_BASE): New define.
+	* tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
+	add indices to allow their disambiguation.  Make DR_BASE_OBJECT
+	be an artificial access that covers the whole indexed object,
+	or mark it with DR_UNCONSTRAINED_BASE if we cannot do so.  Canonicalize
+	plain decl base-objects to their MEM_REF variant.
+	(dr_may_alias_p): When the base-object of either data reference
+	has unknown size use only points-to information.
+	(compute_affine_dependence): Make dumps easier to read and
+	more verbose.
+	* tree-vect-data-ref.c (vector_alignment_reachable_p): Use
+	DR_REF when looking for packed references.
+	(vect_supportable_dr_alignment): Likewise.
+
+2012-03-02  Greta Yorsh  <Greta.Yorsh@arm.com>
+
+	* config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
+	Improve conditions for peepholes of loads followed by commutative
+	operators.
+	* config/arm/ldmstm.md: Regenerated.
+
+2012-03-02  Richard Guenther  <rguenther@suse.de>
+
+	* BASE-VER: Set to 4.8.0.
+
+2012-03-01  Richard Earnshaw  <rearnsha@arm.com>
+
+	* config.gcc (obsolete): Add all ARM targets using the FPA.
+	(with_fpu): Obsolete selection of the FPA or Maverick on ARM.
+	* doc/install.texi: Avoid references to obsolete ARM ports.
+
+2012-03-01  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
+
+2012-03-01  Jeremy Bennett  <jeremy.bennett@embecosm.com>
+	    Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* doc/extend.texi: Expand and update information on interrupt
+	attribute for Epiphany.
+
+2012-03-01  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh-protos.h: Update copyright notice dates.
+	* config/sh/sh.h: Likewise.
+	* config/sh/sh.md: Likewise.
+	* config/sh/constraints.md: Likewise.
+	* config/sh/predicates.md: Likewise.
+
+2012-03-01  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
+	* config/sh/sh.c (tertiary_reload_operand): Likewise.
+
+2012-03-01  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/constraints.md: Fix comment typo.
+
+2012-03-01  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR target/52408
+	* config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
+	unsigned HOST_WIDE_INT.
+	(zvdep_imm64): Likewise.
+	(vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
+	(vdepi_and): Likewise.
+	Likewise for unamed 64-bit patterns.
+	* config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
+
+2012-03-01  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/52001
+	PR rtl-optimization/52417
+	* cselib.c (cselib_any_perm_equivs): New variable.
+	(cselib_reset_table): Check that it's not set when not
+	preserving constants.
+	(cselib_add_permanent_equiv): Set it.
+	(cselib_have_permanent_equivalences): New.
+	(cselib_init, cselib_finish): Reset it.
+	* cselib.h (cselib_have_permanent_equivalences): Declare.
+	* alias.c (get_addr): Restore earlier behavior when there
+	aren't permanent equivalences.
+
+2012-03-01  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* config/mn10300/mn10300-modes.def: Fix copyright notice.
+	* config/v850/v850-modes.def: Fix copyright notice.
+
+2012-03-01  Georg-Johann Lay  <avr@gjlay.de>
+
+	* doc/extend.texi (AVR Built-in Functions): Document
+	__builtin_avr_flash_segment.
+
+	* config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
+	* config/avr/avr.md (flash_segment, flash_segment1): New expanders.
+	(*split.flash_segment): New insn-and-split.
+	* config/avr/avr.c (avr_init_builtins): Add local variables:
+	const_memx_void_node, const_memx_ptr_type_node,
+	char_ftype_const_memx_ptr.
+
+2012-03-01  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/52445
+	* tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
+	add ssa_name_ver, offset and size fields and change store field
+	to bool.
+	(name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
+	(add_or_mark_expr): Likewise.  Only consider previous stores
+	with the same size and offset.
+	(nt_init_block): Only look at gimple_assign_single_p stmts,
+	doesn't look at rhs2.
+
+2012-03-01  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52443
+	* tree-cfg.c (verify_gimple_assign_unary): Allow any
+	conversions from integral types to pointer types.
+
+2012-03-01  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
+	defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
+	unintentionally removed in r184616.
+
+2012-03-01  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
+
+	* doc/invoke.texi: Document AMD bdver2 and remove mentioning
+	3DNow from bdver1.
+
+2012-02-29  Jakub Jelinek  <jakub@redhat.com>
+	    Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/52437
+	* config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
+	alternatives, add "e" constraint to the new last alternative
+	and ! to last 3 alternatives.
+
+2012-02-29  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
+	DW_AT_artificial attributes at the end of the processing.
+	(gen_array_type_die): Likewise.
+	(gen_enumeration_type_die): Likewise.
+	(gen_struct_or_union_type_die): Likewise.
+	(add_gnat_descriptive_type_attribute): Do not suppress debug info for
+	the parent type.
+
+2012-02-29  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/52419
+	* expr.c (expand_assignment): If doing misaligned store that doesn't
+	cover all mode bits, perform a RMW cycle.
+
+	PR tree-optimization/52429
+	* tree-parloops.c (separate_decls_in_region_debug): Return early
+	if var is LABEL_DECL.
+
+2012-02-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	PR tree-optimization/52424
+	* tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
+	calling dom_thread_across_edge.
+
+2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.c: Move definition of TARGET macros to end of file.
+
+2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
+	* config/avr/avr.c (avr_output_bld): Remove unused function.
+	(avr_out_sbxx_branch): Use "%T" to print bit position.
+
+2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.md: Untabify.
+
+2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.md (eqne): New code iterator.
+	(*dec-and-branchsi): Use it in text peephole's condition.
+	(*dec-and-branchhi): Ditto.
+	(*dec-and-branchqi): Ditto.
+
+2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/49939
+	* config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
+	the device does not have the skip-bug.
+
+2012-02-29  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* doc/invoke.texi (-msoft-atomic): Add more detailed description.
+	(-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
+	-mpretend-cmove): New.
+
+2012-02-29  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/52397
+	* df.h (struct df_d): Adjust comment that hard_regs_live_count
+	doesn't count DEBUG_INSN refs.
+	* df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
+	for DEBUG_INSN refs.
+
+2012-02-28  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	Partially revert:
+
+	2012-02-20  Richard Guenther  <rguenther@suse.de>
+	PR tree-optimization/52298
+	* tree-vect-stmts.c (vectorizable_load): Properly use
+	STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
+
+2012-02-28  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR middle-end/51752
+	* gimple.h (gimple_in_transaction): New.
+	(gimple_set_in_transaction): New.
+	(struct gimple_statement_base): Add in_transaction field.
+	* tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
+	transaction loads.
+	(tree_ssa_lim_initialize): Compute transaction bits.
+	* tree.h (compute_transaction_bits): Protoize.
+	* trans-mem.c (tm_region_init): Use the heap to store BB
+	auxilliary data.
+	(compute_transaction_bits): New.
+
+2012-02-28  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
+
+	* gcc.c (display_help): Document --help=common and sort entries
+	alphabetically.
+
+2012-02-28  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
+
+	* doc/install.texi: Document check-$LANG specific shortcuts
+
+2012-02-28  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
+
+	PR target/51534
+	* config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
+	and vcgtu.
+	* config/arm/arm_neon.h: Regenerate.
+	* config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
+	(neon_vcgeu): New insn.
+	(neon_vcgtu): Likewise.
+	* config/arm/neon.ml (s_8_32, u_8_32): New lists.
+	(ops): Unsigned comparison intrinsics call a different builtin.
+
+2012-02-28  Richard Guenther  <rguenther@suse.de>
+
+	PR target/52407
+	* config/i386/i386.c (ix86_expand_vector_set): Fix element
+	ordering for the VEC_CONCAT for two element vectors for
+	V2SFmode, V2SImode and V2DImode.
+
+2012-02-28  Richard Earnshaw  <rearnsha@arm.com>
+
+	PR target/49448
+	* config.gcc (arm*-*-linux*): Use an unambiguous pattern for
+	detecting big-endian triplets.
+
+2012-02-28  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
+	mode if there is no type information available.
+
+2012-02-28  Thomas Koenig  <tkoenig@gcc.gnu.org>
+
+	PR tree-optimization/53207
+	* doc/invoke.texi: Document as experimental and relying on graphite.
+
+2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
+	of initializer to changes from r184614.
+
+2012-02-28  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52395
+	* tree-sra.c (build_ref_for_offset): Also look at the base
+	TYPE_ALIGN when figuring out the alignment of the replacement.
+
+2012-02-28  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52402
+	* ipa-prop.c (ipa_modify_call_arguments): Properly use
+	mis-aligned types when creating the accesses at the call site.
+
+2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/builtins.def: New file.
+	* config/avr/t-avr (avr.o, avr-c.o): Depend on it.
+	* config/avr/avr.c (enum avr_builtin_id): Use it.
+	(avr_init_builtins): Use it. And use avr_bdesc.
+	(bdesc_1arg): Remove.
+	(bdesc_2arg): Remove.
+	(bdesc_3arg): Remove.
+	(struct avr_builtin_description): Add field n_args.
+	(avr_bdesc): New static variable using builtins.def.
+	(avr_expand_builtin): Use it.
+	Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
+	(avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
+	Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
+
+2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/52148
+	* config/avr/avr.md (movmem_<mode>): Replace match_operand that
+	match only one single hard register with respective hard reg rtx.
+	(movmemx_<mode>): Ditto.
+	* config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
+	insn anatomy of movmem[x]_<mode>.
+	(avr_out_movmem): Same for printing assembler and operand usage.
+
+2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/49868
+	PR target/52261
+	* doc/extend.texi (AVR Named Address Spaces): No more try to fix
+	address spaces located outside of device flash.
+
+	* config/avr/avr.h (base_arch_s): Remove field n_segments.
+	(mcu_type_s): Add field n_flash.
+	* config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
+	Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
+	(AVR_MCU): Add N_FLASH argument.
+	* config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
+	* config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
+	macro __FLASH<n> if that address space makes sense for the device.
+	* config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
+	outside of target flash.
+	(avr_asm_named_section): Ditto.
+	(avr_asm_select_section): Ditto.
+	(avr_addr_space_convert): Ditto.
+	(avr_emit_movmemhi): Ditto.
+	(avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
+	address space is outside of device flash.
+	(avr_insert_attributes): Ditto.
+	(avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
+	avr_current_arch->n_segments.
+
+2012-02-27  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/52352
+	* config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
+	(*movabs<mode>_2): Likewise.
+
+2012-02-27  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/52375
+	* config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
+	s_register_operand in the test instead of REG_P.  Don't call
+	gen_reg_rtx if it won't be used.
+
+	PR tree-optimization/52376
+	* ipa-split.c (split_function): Ignore CLOBBER stmts.
+
+2012-02-27  Stuart Henderson  <shenders@gcc.gnu.org>
+
+	* ifcvt.c (noce_get_condition): Check condition variable is not
+	small_register_classes_for_mode_p before accepting.
+
+2012-02-27  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
+
+2012-02-27  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
+
+	Revert:
+	2012-01-09  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
+	* config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
+	tuning parameters.
+	* config/arm/arm.c (arm_cortex_a15_tune): New static variable.
+
+2012-02-27  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
+
+2012-02-26  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/predicates.md: Remove blank lines.
+	* config/sh/sh.c: Fix typos in comments.
+	* config/sh/constraints.md: Likewise.
+	* config/sh/sh.md: Remove blank lines.
+	Fix typos in comments.  Use ;; as comment characters.
+
+2012-02-26  Walter Lee  <walt@tilera.com>
+
+	* config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
+	(replace_mov_pcrel_step2): Ditto.
+
+2012-02-25  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/52001
+	* alias.c (refs_newer_value_cb, refs_newer_value_p): New.
+	(get_addr): Walk canonical value's locs.  Avoid returning VALUEs
+	and locs that reference values newer than the non-canonical value
+	at hand.  Return the canonical value as a worst case.
+	(memrefs_conflict_p): Walk canonical value's locs.
+
+	PR debug/52001
+	* cselib.c (preserve_only_constants): Rename to...
+	(preserve_constants_and_equivs): ... this.  Split out...
+	(invariant_or_equiv_p): ... this.  Preserve plus expressions
+	of other preserved expressions too.
+	(cselib_reset_table): Adjust.
+	* var-tracking.c (reverse_op): Use canonical value to build
+	reverse operation.
+
+2012-02-23  Kai Tietz  <ktietz@redhat.com>
+
+	* config/i386/i386.c (ix86_delegitimize_address): Handle
+	UNSPEC_PCREL plus displacement.
+
+2012-02-24  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/52261
+	* config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
+	to test for unusedness in st X addressing.
+
+2012-02-24  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52361
+	* gimple.c (walk_gimple_op): Use predicates with less redundant tests.
+	(is_gimple_reg_type): Move inline ...
+	* gimple.h (is_gimple_reg_type): ... here.
+
+2012-02-24  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52361
+	* passes.c (execute_function_todo): When verifying SSA form
+	verify gimple form first.
+	* tree-ssa.c (verify_ssa): Do not verify gimple form here.
+
+2012-02-24  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52355
+	* fold-const.c (fold_addr_of_array_ref_difference): New function.
+	(fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
+
+2012-02-13  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
+
+	* tree-if-conv (predicate_scalar_phi): Commentary typo fix.
+
+2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
+
+	* tree-phinodes.c (make_phi_node): Mark static.
+	* tree-flow.h (make_phi_node): Remove extern decl.
+	* doc/gimple.texi (make_phi_node): Remove documentation.
+
+2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
+
+	* tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
+	* tree-ssa-sccvn.c (print_scc): Ditto.
+
+2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
+
+	* doc/passes.texi (Full redundancy elimination): Fix typo.
+
+2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
+
+	* doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
+
+2012-02-23  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR bootstrap/52287
+	* haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
+
+2012-02-23  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR c/52290
+	* c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
+
+2012-02-23  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.md (code_stdname): Add ior, xor.
+	(xior): New code iterator.
+	(*<code_stdname><mode>qi.byte0): Use xior instead of ior.
+	(*<code_stdname><mode>qi.byte1-3): Ditto.
+
+2012-02-23  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/52019
+	* ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
+	CLOBBER stmts.
+
+2012-02-23  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	* acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
+	HAVE_INITFINI_ARRAY to work around namespace pollution in
+	certain versions of newlib system headers.
+	* config.in: Regenerate.
+	* configure: Regenerate.
+	* config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
+	instead of HAVE_INITFINI_ARRAY.
+
+2012-02-22  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/52330
+	* config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
+	is not offsettable memory reference.
+
+2012-02-22  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/18145
+	* config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
+	setting avr_need_clear_bss_p for __gnu_lto* symbols.
+
+2012-02-22  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
+	* config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
+
+2012-02-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
+	library on Solaris 8 even without TLS support.
+	* configure: Regenerate.
+
+2012-02-22  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52329
+	* gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
+	for GIMPLE_DEBUG stmts.
+
+2012-02-22  Martin Jambor  <mjambor@suse.cz>
+
+	PR middle-end/51782
+	* emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
+	according to the base object.
+
+2012-02-22  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR rtl-optimization/50063
+	* config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
+	and 2 (8-bit SP) in operand 2.
+	* config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
+	setup to use movhi_sp_r instead of vanilla move to write SP.
+	Adjust REG_CFA notes to superseed unspec.
+	(expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
+	of vanilla move.
+	As function body might contain CLI or SEI: Use irq_state 0 (IRQ
+	known to be off) only with TARGET_NO_INTERRUPTS. Never use
+	irq_state 1 (IRQ known to be on) here.
+
+2012-02-21  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
+	WORDS_BIG_ENDIAN.
+	* ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
+	assign_hard_reg): Likewise.
+
+2012-02-21  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
+
+2012-02-21  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.md
+	(*dec-and-branchhi!=-1.d.clobber): New text peephole.
+	(*dec-and-branchhi!=-1.l.clobber): New text peephole.
+
+2012-02-21  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
+	prototype from here to...
+	* config/avr/avr.h: ...here.
+
+2012-02-21  Richard Earnshaw  <rearnsha@arm.com>
+
+	PR target/52294
+	* thumb2.md (thumb2_shiftsi3_short): Split register and
+	immediate shifts.  For register shifts tie operands 0 and 1.
+	(peephole2 for above): Check that register-controlled shifts
+	have suitably tied operands.
+
+2012-02-21  Quentin Neill  <quentin.neill@amd.com>
+
+	PR target/52137
+	* config/i386/bdver1.md (bdver1_call, bdver1_push,
+	bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
+	bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
+	bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
+	bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
+	bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
+	bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
+	bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
+	bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
+	bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
+	bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
+	bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
+	bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
+	bdver1_ssevector_avx256_unaligned_load,
+	bdver1_ssevector_sse128_unaligned_load,
+	bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
+	bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
+	bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
+	bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
+	bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
+	bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
+	bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
+	bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
+	bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
+	bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
+	bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
+	bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
+	bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
+	bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
+	bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
+	bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
+	bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
+	bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
+	bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
+	bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
+	bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
+	bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
+	bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
+	bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
+	bdver1_ssediv_double_load, bdver1_ssediv_double,
+	bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
+	Add "bdver2" attribute.
+
+2012-02-21  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config/s390/s390.c (s390_option_override): Make -mhard-dfp the
+	default if possible and not specified otherwise.
+
+2012-02-21  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/52314
+	* gimplify.c (create_tmp_from_val): Use the main variant type
+	for the type of the temporary we create.
+
+2012-02-21  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52324
+	* gimplify.c (gimplify_expr): When re-gimplifying expressions
+	do not gimplify a MEM_REF address operand if it is already
+	in suitable form.
+
+2012-02-21  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
+	TARGET_HARD_FLOAT with TARGET_HARD_DFP.
+
+2012-02-21  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vect-stmts.c (vectorizable_load): Use pre-computed
+	nested_in_vect_loop.
+
+2012-02-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/52318
+	* gimple-fold.c (gimplify_and_update_call_from_tree): Add
+	vdef also to non-pure/const call stmts in the sequence.
+
+2012-02-21  Tristan Gingold  <gingold@adacore.com>
+
+	* config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
+
+2012-02-20  David S. Miller  <davem@davemloft.net>
+
+	* config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
+	don't use the "rd %pc" instruction on v9 for PIC register loads.
+
+2012-02-20  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR middle-end/52141
+	* trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
+	in a transaction safe function.
+
+2012-02-20  Kai Tietz  <ktietz@redhat.com>
+
+	PR target/52238
+	* stor-layout.c (place_field): Handle desired_align for
+	ms-bitfields, too.
+
+2012-02-20  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52298
+	* tree-vect-stmts.c (vectorizable_store): Properly use
+	STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
+	outer loops.
+	(vectorizable_load): Likewise.
+	* tree-vect-data-refs.c (vect_analyze_data_ref_access):
+	Access DR_STEP after ensuring it is not NULL.
+
+2012-02-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/52286
+	* fold-const.c (fold_binary_loc): For (X & C1) | C2
+	optimization use double_int_to_tree instead of build_int_cst_wide,
+	rewrite to use double_int vars.
+
+2012-02-20  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	PR target/50166
+	* acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
+	Define _start.
+	Remove -e 0 from $gcc_cv_ld invocation.
+	Only use __GLIBC_PREREQ if defined.
+	Enable on Solaris since Solaris 8 patch.
+	(gcc_SUN_LD_VERSION): New macro.
+	* configure.ac (ld_ver) <*-*-solaris2*>: Refer to
+	gcc_SUN_LD_VERSION for version number format.
+	* configure: Regenerate.
+	* varasm.c (get_elf_initfini_array_priority_section): Set
+	SECTION_NOTYPE for non-default priority.
+	Use get_section instead of get_unnamed_section to emit
+	.init_array/.fini_array with default priority.
+
+2012-02-19  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
+	(mips_get_tp): Set it.  Record that __mips16_rdhwr binds locally.
+	(mips_start_unique_function, mips_output_mips16_rdhwr)
+	(mips_code_end): New functions.
+	(TARGET_ASM_CODE_END): Define.
+
+2012-02-19  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (mips16_build_call_stub): Add CFI information
+	to stubs with non-sibling calls.
+
+2012-02-18  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi (-fira-* options): Copy-edit.
+	(ira-* parameters): Copy-edit.
+
+2012-02-17  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi: Minor copy-edits to bring into conformance with
+	GCC coding conventions.
+
+2012-02-17  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
+	when used as adjectives.
+
+2012-02-16  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi: Clean up "that"/"which" confusion.
+
+2012-02-17  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* system.h: Poison SMALL_REGISTER_CLASSES
+	* config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
+	* config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
+
+2012-02-16  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/52285
+	* tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
+	when deciding if a call is a tail call or tail recursion.
+
+2012-02-16  Kai Tietz  <ktietz@redhat.com>
+
+	* config/i386/i386.c (legitimate_pic_address_disp_p): Allow
+	interger-constant displacement for UNSPEC_PCREL.
+
+2012-02-16  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/52208
+	* ira-costs.c (scan_one_insn): Don't decrease mem_cost
+	for MEMs with REG_EQUIV, if the MEM isn't general_operand.
+
+	PR tree-optimization/52255
+	* tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
+	loop->header has virtual PHI, but exit_e->dest doesn't, add
+	virtual PHI to exit_e->dest and adjust all uses after the loop.
+
+	PR debug/52260
+	* dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
+	children with clone_tree_hash, not after it.
+
+2012-02-16  Iain Sandoe  <iains@gcc.gnu.org>
+
+	* config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
+	extended identifiers.
+
+2012-02-16  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/51929
+	* cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
+	a same_body_alias, also test whether e->callee isn't a former
+	or current clone of the decl this is a same body alias of.
+
+	PR translation/52264
+	* cgraphunit.c (verify_cgraph_node): Fix a typo.
+
+2012-02-15  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
+
+2012-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	PR target/52199
+	* config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
+	force_reg instead of copy_to_reg for better optimization.  Force
+	non-register or memory operands into a register.
+
+2012-02-15  Andrew MacLeod  <amacleod@redhat.com>
+
+	* extend.texi: Reserve upper bits of memory model for future use.
+
+2012-01-15  Georg-Johann Lay  <avr@gjlay.de>
+	    Anatoly Sokolov <aesok@post.ru>
+	    Eric Weddington <eric.weddington@atmel.com>
+
+	PR target/52261
+	* config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
+	avrxmega4, avrxmega5, avrxmega6, avrxmega7.
+	Rewrite initializers for .macro.
+	* config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
+	avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
+	atxmega32d4, atxmega32x1.
+	avrxmega4: atxmega64a3, atxmega64d3.
+	avrxmega5: atxmega64a1, atxmega64a1u.
+	avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
+	atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
+	avrxmega7: atxmega128a1, atxmega128a1u.
+	* config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
+	ARCH_AVRXMEGA4,	ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
+	(struct base_arch_s): Rename reserved to xmega_p.
+	Rename reserved2 to have_rampd.
+	(AVR_XMEGA): New define.
+	(AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
+	(AVR_HAVE_RAMPZ): Change definition to fit xmega.
+	* config/avr/predicates.md (io_address_operand): Take into
+	account SFR offset.
+	(low_io_address_operand): Ditto.
+	(high_io_address_operand): Ditto.
+	* config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
+	(enabled, movhi_sp_r): Use them.
+	* config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
+	cpp_define_formatted to built-in define __AVR_ARCH__.
+	(__AVR_XMEGA__): New built-in define.
+	(__AVR_HAVE_RAMPD__): New built-in define.
+	(__AVR_HAVE_RAMPX__): New built-in define.
+	(__AVR_HAVE_RAMPY__): New built-in define.
+	(__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
+
+	* config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
+	(avr_option_override): Initialize them.
+	(sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
+	(avr_init_expanders): Initialize them. No more block several calls.
+	(emit_push_sfr): New static function.
+	(avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
+	Handle AVR_XMEGA.
+	(expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
+	(avr_print_operand): Print addreeses as symbols for
+	RAMPX, RAMPY, RAMPD, CCP.
+	(output_movhi): Handle AVR_XMEGA when writing to SP.
+	(avr_out_movhi_mr_r_xmega): New static function.
+	(out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
+	(avr_file_start): Print symbol defines for __RAMPX__,  __RAMPY__,
+	__RAMPD__,  __CCP__ as needed.
+
+	* config/avr/multilib.h: Regenerate.
+	* config/avr/t-multilib: Regenerate.
+	* config/avr/avr-tables.opt: Regenerate.
+
+2012-02-15  Tobias Grosser <grosser@fim.uni-passau.de>
+
+	PR tree-optimization/50561
+	* graphite-flattening.c (lst_project_loop): Do not
+	remove old scattering dimensions after flattening.
+	(lst_do_flatten): Likewise.
+
+2012-02-15  Georg-Johann Lay  <avr@gjlay.de>
+
+	* doc/extend.texi (AVR Built-in Functions): Remove doc for
+	__builtin_avr_map8, __builtin_avr_map16.
+	Document __builtin_avr_insert_bits.
+
+	* config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
+	(insert_bits): New insn.
+	(adjust_len.map_bits): Rename to insert_bits.
+	(UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
+	* avr-protos.h (avr_out_map_bits): Remove.
+	(avr_out_insert_bits, avr_has_nibble_0xf): New.
+	* config/avr/constraints.md (Cxf,C0f): New.
+	* config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
+	defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
+	New built-in define __BUILTIN_AVR_INSERT_BITS.
+	* config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
+	(enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
+	(avr_move_bits): Rewrite.
+	(avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
+	functions.
+	(avr_map_op_t): New typedef.
+	(avr_map_op): New static variable.
+	(avr_out_insert_bits, avr_has_nibble_0xf): New functions.
+	(adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
+	(avr_init_builtins): Add definition for __builtin_avr_insert_bits.
+	(bdesc_3arg, avr_expand_triop_builtin): New.
+	(avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
+	(avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
+	(avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
+	(avr_map_equal_p, avr_map_sig_p): Remove.
+	(avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
+	(bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
+	(adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
+	(enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
+	(avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
+	(avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
+
+2012-02-14  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* config/c6x/c6x.md (reserve_cycles): New attribute.
+	* config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
+	don't reserve functional units after the branch occurs.
+
+2012-02-14  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR middle-end/52142
+	* ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
+	functions into non-tm_pure functions.
+
+2012-02-14  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR lto/52178
+	* gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
+	(iterative_hash_canonical_type): Likewise.
+	* tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
+	the dead edges.
+
+2012-02-14  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* haifa-sched.c (prune_ready_list): Ensure that if there is a
+	sched-group insn, it either remains alone or the entire list is pruned.
+
+2012-02-14  Jonathan Wakely  <jwakely.gcc@gmail.com>
+
+	* doc/install.texi (Prerequisites): Fix grammar.
+	(Configuration): Likewise.
+
+2012-02-14  Jonathan Wakely  <jwakely.gcc@gmail.com>
+
+	* doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
+	MPC as part of GCC before describing configuring with --with-gmp etc.
+	(Installing GCC: Configuration): --with-gmp etc. aren't needed if
+	sources are present.
+
+2012-02-14  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/51950
+	* dwarf2out.c (clone_tree_hash): New function.
+	(copy_decls_walk): Use it instead of clone_tree.
+
+2012-02-14  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52244
+	PR tree-optimization/51528
+	* tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
+	replacements for integral types.
+
+2012-02-14  Walter Lee  <walt@tilera.com>
+
+	* config.gcc: Handle tilegx and tilepro.
+	* configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
+	tilegx and tilepro.
+	Add HAVE_AS_TLS check for tilegx and tilepro.
+	* configure: Regenerate.
+	* doc/contrib.texi: Add Mat Hostetter and self.
+	* doc/extend.texi (TILE-Gx Built-in Functions): New node.
+	Document instruction intrinsics and network accessing intrinsics.
+	(TILEPro Built-in Functions): New node.  Document instruction
+	intrinsics and network accessing intrinsics.
+	* doc/install.texi (Specific, tilegx-*-linux*): Document it.
+	(Specific, tilepro-*-linux*): Likewise.
+	* doc/invoke.texi (TILE-Gx Options): New section.
+	(TILEPro Options): New section.
+	* doc/md.texi (TILE-Gx): New section.
+	(TILEPro): New section.
+	* common/config/tilegx/tilegx-common.c: New file.
+	* common/config/tilepro/tilepro-common.c: New file.
+	* config/tilegx/constraints.md: New file.
+	* config/tilegx/linux.h: New file.
+	* config/tilegx/mul-tables.c: New file.
+	* config/tilegx/predicates.md: New file.
+	* config/tilegx/sync.md: New file.
+	* config/tilegx/t-tilegx: New file.
+	* config/tilegx/tilegx-builtins.h: New file.
+	* config/tilegx/tilegx-c.c: New file.
+	* config/tilegx/tilegx-generic.md: New file.
+	* config/tilegx/tilegx-modes.def: New file.
+	* config/tilegx/tilegx-multiply.h: New file.
+	* config/tilegx/tilegx-protos.h: New file.
+	* config/tilegx/tilegx.c: New file.
+	* config/tilegx/tilegx.h: New file.
+	* config/tilegx/tilegx.md: New file.
+	* config/tilegx/tilegx.opt: New file.
+	* config/tilepro/constraints.md: New file.
+	* config/tilepro/gen-mul-tables.cc: New file.
+	* config/tilepro/linux.h: New file.
+	* config/tilepro/mul-tables.c: New file.
+	* config/tilepro/predicates.md: New file.
+	* config/tilepro/t-tilepro: New file.
+	* config/tilepro/tilepro-builtins.h: New file.
+	* config/tilepro/tilepro-c.c: New file.
+	* config/tilepro/tilepro-generic.md: New file.
+	* config/tilepro/tilepro-modes.def: New file.
+	* config/tilepro/tilepro-multiply.h: New file.
+	* config/tilepro/tilepro-protos.h: New file.
+	* config/tilepro/tilepro.c: New file.
+	* config/tilepro/tilepro.h: New file.
+	* config/tilepro/tilepro.md: New file.
+	* config/tilepro/tilepro.opt: New file.
+
+2012-02-14  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/52210
+	* tree-vect-slp.c (vect_get_and_check_slp_defs): Call
+	vect_model_simple_cost with two entry vect_def_type array instead
+	of an address of dt.
+
+2012-02-14  Richard Guenther  <rguenther@suse.de>
+
+	PR lto/52178
+	* tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
+	Do not stream DECL_QUALIFIER.
+	* tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
+	* tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
+	(find_decls_types_r): Do not walk DECL_QUALIFIER.
+
+2012-02-14  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/52181
+	* c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
+	newdecl.
+
+2012-02-13  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/52172
+	* cselib.h (cselib_subst_to_values_from_insn): New prototype.
+	* cselib.c (cselib_subst_to_values_from_insn): New function.
+	* sched-deps.c (add_insn_mem_dependence,
+	sched_analyze_1, sched_analyze_2): Use it.
+
+2012-02-13  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/52214
+	* predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
+
+2012-02-13  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
+	(GTM_SELF_SPECS): Define if not already defined.
+	(driver_self_specs): Add GTM_SELF_SPECS.
+	* config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
+	(GTM_SELF_SPECS): Define.
+	* config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
+	* config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
+
+2012-02-13  Jakub Jelinek  <jakub@redhat.com>
+
+	* cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
+	away if seen.
+
+	* cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
+
+	PR middle-end/52230
+	* omp-low.c (expand_omp_for): If a static schedule without chunk size
+	has NULL region->cont, force fd.chunk_size to be integer_zero_node.
+
+2012-02-13  Andrew MacLeod  <amacleod@redhat.com>
+
+	PR c/52190
+	* doc/extend.texi : Fix another __atomic_compare_exchange typo.
+
+2012-02-13  Richard Guenther  <rguenther@suse.de>
+
+	PR translation/52211
+	* passes.c (enable_disable_pass): Fix typo.
+
+2012-02-13  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/52209
+	* expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
+	XOR for reduce_bit_field if type is unsigned.
+
+2012-02-12  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
+	disallow changes from SFmode to mode with different size in FP regs.
+
+2012-02-12  Robert Millan  <rmh@gnu.org>
+	    Gerald Pfeifer <gerald@pfeifer.com>
+
+	* ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
+	Tweak comment.
+
+2012-02-11  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR rtl-optimization/52175
+	* reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
+	to frame-related instructions.
+
+2012-02-10  Jason Merrill  <jason@redhat.com>
+
+	PR c++/51910
+	* tlink.c (demangled_hash_entry): Change mangled to a VEC.
+	(demangle_new_symbols): Fill it.
+	(scan_linker_output): Walk it.
+	(start_tweaking): Split out from scan_linker_output.
+	(maybe_tweak): Update sym->chosen.
+	* Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
+
+2012-02-11  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/52132
+	* reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
+
+2012-02-11  Uros Bizjak  <ubizjak@gmail.com>
+
+	* compare-elim.c (find_comparisons_in_bb): Eliminate only compares
+	having the same mode as previous compare.
+
+2012-02-10  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
+	* config/sparc/sparc.md (UNSPECV_GOTO): Delete.
+	(nonlocal_goto_internal): Likewise.
+	(nonlocal_goto): Emit a use and an indirect jump directly.
+
+2012-02-10  Andrew MacLeod  <amacleod@redhat.com>
+
+	PR c/52190
+	* doc/extend.texi : Update comments for __atomic_compare_exchange and
+	__atomic_{is,always}_lock_free.
+
+2012-02-10  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/52146
+	* config/i386/i386.c (ix86_legitimate_address_p): Disallow
+	negative constant address for TARGET_X32.
+
+2012-02-10  Richard Henderson  <rth@redhat.com>
+
+	* tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
+	* tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
+	for GIMPLE_TRANSACTION.  Tidy if's into a switch.
+
+2012-02-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+	    Ira Rosen  <irar@il.ibm.com>
+
+	PR tree-optimization/50031
+	* targhooks.c (default_builtin_vectorization_cost): Handle
+	vec_promote_demote.
+	* target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
+	* tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
+	all types of reduction and pattern statements.
+	(vect_estimate_min_profitable_iters): Likewise.
+	* tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
+	(vect_get_load_cost): Use vec_perm for permutations; add dump logic
+	for explicit realigns.
+	(vectorizable_conversion): Call vect_model_promotion_demotion_cost.
+	* config/spu/spu.c (spu_builtin_vectorization_cost): Handle
+	vec_promote_demote.
+	* config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
+	* config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
+	vec_perm for VSX and handle vec_promote_demote.
+
+2012-02-10  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/52177
+	* builtins.c (fold_builtin_atomic_always_lock_free,
+	expand_builtin_atomic_always_lock_free,
+	fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
+	Return and/or test boolean_true_node/boolean_false_node instead of
+	integer_one_node/integer_zero_node.
+
+2012-02-10  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/48600
+	* predict.c (predict_paths_for_bb): Prevent looping.
+	(predict_paths_leading_to_edge, predict_paths_leading_to): Update.
+
+2012-02-10  Roman Zhuykov  <zhroma@ispras.ru>
+
+	* config/arm/arm.c (output_move_double): In one case properly
+	count number of instructions that will be emitted.
+
+2012-02-10  Richard Guenther  <rguenther@suse.de>
+
+	PR translation/52193
+	* cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
+
+2012-02-09  Peter Bergner  <bergner@vnet.ibm.com>
+
+	PR middle-end/52140
+	* dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
+
+2012-02-09  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/52165
+	* var-tracking.c (emit_note_insn_var_location): If
+	EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
+	emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
+	non-NOTE_DURING_CALL_P insn.
+
+2012-02-09  Bin Cheng  <bin.cheng@arm.com>
+
+	PR middle-end/51867
+	* builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
+
+2012-02-08  Magnus Granberg  <zorry@gentoo.org>
+
+	PR driver/48524
+	* gcc.c (switch_matches) Support switches with separated form,
+	-D and -U.
+
+2012-02-08  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.md (SREG_ADDR): Remove constant definition.
+	(SP_ADDR): Ditto.
+	(RAMPZ_ADDR): Ditto.
+	* config/avr/avr.c (avr_addr_t): New typedef.
+	(avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
+	(avr_init_expanders): Initialize it.
+	(expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
+	SREG_ADDR.
+	(expand_epilogue): Ditto.
+	(avr_print_operand): Ditto.
+	(avr_file_start): Ditto.
+	(avr_emit_movmemhi): Ditto.
+
+2012-02-08  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/46886
+	* tree-flow.h (do_while_loop_p): Declare.
+	* tree-ssa-loop-ch.c (do_while_loop_p): Export.
+	* tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
+
+2012-02-08  Andrew MacLeod  <amacleod@redhat.com>
+
+	* optabs.c (expand_atomic_load): Do not assume compare_and_swap will
+	always succeed for integers larger than a native word.
+
+2012-02-08  Richard Guenther  <rguenther@suse.de>
+
+	PR rtl-optimization/52170
+	* simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
+	properly handle integer vector modes.
+
+2012-02-08  Jakub Jelinek  <jakub@redhat.com>
+
+	PR gcov-profile/52150
+	* coverage.c: Include target.h.
+	(build_var): Call targetm.strip_name_encoding on the assembler name.
+	Change one _ into . or $ if the target allows it.
+	* Makefile.in (coverage.o): Depend on $(TARGET_H).
+
+	PR rtl-optimization/52139
+	* cfgrtl.c (cfg_layout_merge_blocks): If BB_END
+	is a BARRIER after emit_insn_after_noloc, move BB_END
+	to the last non-BARRIER insn before it.
+
+2012-02-07  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR middle-end/24306
+	* config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
+	(mips_gimplify_va_arg_expr): Call it instead of
+	std_gimplify_va_arg_expr.
+
+2012-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	* config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
+	message for -mno-pointers-to-nested-function.
+
+2012-02-07  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR middle-end/51994
+	* expr.c (get_inner_reference): If there is an offset, add a negative
+	bit position to it (if any).
+
+2012-02-07  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/52060
+	* combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
+	copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
+	before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
+	and/or i0src_copy2 when needed.
+
+2012-02-07  Jakub Jelinek  <jakub@redhat.com>
+
+	* gcc.c (main): Don't look for lto-wrapper or lto-wrapper
+	or LTOPLUGINSONAME if have_c.
+
+	* config/freebsd-spec.h: Add comment about what macros can be defined
+	in this header.
+	(LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
+	* config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
+	here instead.
+
+2012-02-07  Richard Guenther  <rguenther@suse.de>
+
+	* gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
+	newline in -alias dumps.
+
+2012-02-07  Kai Tietz  <ktietz@redhat.com>
+	    Dave Korn  <dave.korn.cygwin@gmail.com>
+
+	PR target/40068
+	* config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
+	Take care that typinfo gets dllexport-attribute.
+
+2012-02-07  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/52074
+	* expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
+	if modifier < EXPAND_SUM call force_operand on the result.
+
+2012-02-07  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	* config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
+	adding __forwarder_dst__ prefix if a forwarder_section attribute is
+	present.
+	(epiphany_function_type): Replace types for specific interrupts with
+	EPIPHANY_FUNCTION_INTERRUPT.
+	(EPIPHANY_INTERRUPT_P): Update.
+	* config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
+	New static function.
+	(epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
+	<disinterrupt>: Affects type identity.
+	(epiphany_handle_interrupt_attribute): Handle variable number of
+	arguments.
+	(epiphany_compute_function_type): Update for new
+	epiphany_function_type definition.
+	(epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
+	handlers with a longcall forwarder.
+	(epiphany_start_function): Handle multiple interrupt arguments and/or
+	forwarder_section attribute.
+
+	* config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
+	libgloss.
+
+2012-02-07  Alan Modra  <amodra@gmail.com>
+
+	PR target/52107
+	* config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
+	subregs of TFmode.
+
+2012-02-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	PR tree-optimization/50969
+	* tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
+	use vec_perm rather than vector_stmt.
+	(vect_model_load_cost): Likewise.
+	* config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
+	vec_perm to be the same as other vector statements.
+	* config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
+	cost of vec_perm for TARGET_VSX.
+
+2012-02-06  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52115
+	* tree-sra.c (access_has_replacements_p): New function.
+	(sra_modify_assign): Use it to decide whether a use is uninitialized.
+
+2012-02-06  Patrick Marlier  <patrick.marlier@gmail.com>
+
+	PR middle-end/52047
+	* trans-mem.c (expand_call_tm): Add an assertion.
+	* calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
+	functions.
+
+2012-02-06  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/50955
+	* tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
+	raise cost of expressions that replace an address with an
+	expression based on a different pointer.
+
+2012-02-06  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/52129
+	* calls.c (mem_overlaps_already_clobbered_arg_p): If val is
+	CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
+
+2012-02-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
+
+	PR c++/48680
+	* doc/invoke.texi (C++ Dialect Options): Use @option markup for
+	-Weffc++ and specify guidelines come from second edition.
+
+2012-02-05  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.md (sibcall_internal, sibcall_value_internal)
+	(sibcall_value_multiple_internal, call_split, call_internal_direct)
+	(call_direct_split, call_value_split, call_value_internal_direct)
+	(call_value_direct_split, call_value_multiple_split): Use jal and
+	jal_macro attributes.
+
+2012-02-05  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* reload1.c (reload_regs_reach_end_p): Replace with...
+	(reload_reg_rtx_reaches_end_p): ...this function.
+	(new_spill_reg_store): Update commentary.
+	(emit_input_reload_insns): Don't clear new_spill_reg_store here.
+	(emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
+	before setting new_spill_reg_store.
+	(emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
+	Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
+	Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
+	for non-spill reload registers.
+
+2012-02-05  Ira Rosen  <irar@il.ibm.com>
+
+	PR tree-optimization/52091
+	* tree-vectorizer.h (vect_is_simple_use): Add an argument.
+	(vect_is_simple_use_1): Likewise.
+	* tree-vect-loop.c (vectorizable_reduction): Update calls
+	to vect_is_simple_use_1 and vect_is_simple_use.
+	(vectorizable_live_operation): Likewise.
+	* tree-vect-patterns.c (widened_name_p,
+	vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
+	* tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
+	vectorizable_call, vectorizable_conversion, vectorizable_assignment,
+	vectorizable_shift,vectorizable_operation, vectorizable_store,
+	vectorizable_load): Likewise.
+	(vect_is_simple_cond): Add an argument, pass it to
+	vect_is_simple_use_1.
+	(vectorizable_condition): Update calls to vect_is_simple_cond,
+	vect_is_simple_use.
+	(vect_is_simple_use): Add an argument, the statement in which
+	OPERAND is used.  Check that if OPERAND's def stmt is a double
+	reduction phi node, the use is a phi node too.
+	(vect_is_simple_use_1): Add an argument, pass it to
+	vect_is_simple_use.
+	* tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
+	to vect_is_simple_use.
+
+2012-02-04  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/52095
+	* modulo-sched.c (dump_insn_locator): New function.
+	(loop_canon_p, sms_schedule): Use it.
+
+	PR rtl-optimization/52113
+	* lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
+	even for decomposable shift/zext insns.
+
+2012-02-03  Jakub Jelinek  <jakub@redhat.com>
+	    Zdenek Dvorak  <ook@ucw.cz>
+
+	PR rtl-optimization/52092
+	* loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
+	on get_iv_value result.
+
+2012-02-02  Andrew Pinski  <apinski@cavium.com>
+
+	PR middle-end/47982
+	PR middle-end/43967
+	* doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
+
+2012-02-02  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/48071
+	* diagnostic.c (diagnostic_finish): Remove trailing newlines.
+
+2012-02-02  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR rtl-optimization/49800
+	* haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
+	(sched_finish): Call regstat_free_n_sets_and_refs.
+
+2012-02-02  Jia Liu  <proljc@gmail.com>
+
+	* config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
+	than operand 2.
+
+2012-02-02  Jan Hubicka  <jh@suse.cz>
+	    Tom de Vries  <tom@codesourcery.com>
+
+	PR middle-end/51998
+	* cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
+	* varpool.c (varpool_analyze_pending_decls): Likewise.
+
+2012-02-02  Sumanth G <sumanth.gundapaneni@kpitcummins.com>
+	    Jayant R Sonar <jayant.sonar@kpitcummins.com>
+
+	* config.gcc: Add cr16-* support.
+
+	* doc/extend.texi: Document cr16 extensions.
+	* doc/install.texi: Document cr16 install.
+	* doc/invoke.texi: Document cr16 options.
+	* doc/md.texi: Document cr16 constraints.
+
+	* common/config/cr16/cr16-common.c: New file.
+	* config/cr16/cr16.c: New file.
+	* config/cr16/cr16.h: New file.
+	* config/cr16/cr16.md: New file.
+	* config/cr16/cr16.opt: New file.
+	* config/cr16/cr16-protos.h: New file.
+	* config/cr16/predicates.md: New file.
+	* config/cr16/constraints.md: New file.
+	* config/cr16/t-cr16: New file.
+
+2012-02-02  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/52086
+	* config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
+	that operands[2] is either immediate, or q_regs_operand.
+
+	PR tree-optimization/52073
+	* tree-vect-stmts.c (vect_mark_relevant): When checking uses of
+	a pattern stmt for pattern uses, ignore uses outside of the loop.
+
+2012-02-01  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.c: Resolve all AS1 and AS2 macros.
+	* config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
+	(OUT_AS1, OUT_AS2): Remove.
+
+2012-02-01  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR rtl-optimization/51374
+	* combine.c (can_combine_p): Don't allow volatile_refs_p insns
+	to cross other volatile_refs_p insns.
+
+2012-02-01  Richard Guenther  <rguenther@suse.de>
+
+	* doc/invoke.texi (fno-inline): Clarify documentation.
+	(finline-small-functions): Likewise.
+	(finline-functions): Likewise.
+	* common.opt (finline): Adjust comment and documentation.
+	(finline-small-functions): Clarify documentation.
+	(finline-functions): Likewise.
+	(finline-functions-called-once): Likewise.
+
+2012-02-01  Tristan Gingold  <gingold@adacore.com>
+
+	* c-typeck.c (composite_type): Keep mode for pointers.
+
+2012-01-31  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* function.h (regno_reg_rtx): Adjust comment.
+	* reginfo.c (init_reg_modes_target): Only use the previous mode
+	if it fits within one register.  Remove MIPS comment.
+
+2012-01-31  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/52058
+	* combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
+
+2012-01-31  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
+	to srak instruction.
+
+2012-01-31  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
+
+	* config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
+
+2012-01-31  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/52041
+	PR bootstrap/52039
+	PR target/51974
+	* ipa-prop.c (detect_type_change_1): Call ao_ref_init.
+
+2012-01-31  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/51528
+	* tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
+	assigns.
+
+2012-01-31  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/52041
+	PR bootstrap/52039
+	PR target/51974
+	* ree.c (add_removable_extension): Change def_map argument
+	to unsigned *, store in def_map 1 + offset into *insn_list vector
+	instead of pointers into the vector.
+	(find_removable_extensions): Adjust caller.
+
+2012-01-30  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.md: Resolve all AS1 and AS2 macros.
+	Transform all "* quoted-c-code" to { c-code }.
+	Remove redundant test for "optimize" in combine patterns.
+	Move (include "avr-dimode.md") to end of file.
+
+2012-01-30  Bin Cheng  <bin.cheng@arm.com>
+
+	PR target/51835
+	* config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
+	for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
+
+2012-01-30  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52028
+	* tree-loop-distribution.c (ldist_gen): Properly update
+	virtual SSA form.
+
+2012-01-30  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/52027
+	* dwarf2out.c (dwarf2out_switch_text_section): Don't call
+	set_cur_line_info_table if not emitting debug info.
+
+	PR tree-optimization/52046
+	* tree-vect-patterns.c (check_bool_pattern): Give up if
+	a comparison could throw.
+
+	PR debug/52048
+	* tree-ssa-tail-merge.c (local_def): Ignore debug uses.
+
+2012-01-30  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52045
+	* tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
+	SSA form if cfgcleanup did anything.
+
+2012-01-30  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52045
+	* ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
+	before computing final todo.
+
+2012-01-30  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/51528
+	* tree-sra.c (sra_modify_assign): Re-factor in preparation
+	for PR51528 fix.
+
+2012-01-30  Paolo Bonzini  <bonzini@gnu.org>
+
+	* df-problems.c (df_kill_notes): Check that the use refers
+	to the note under examination.
+
+2012-01-30  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR target/51920
+	* config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
+	parameter and use short-lived pseudos.
+	(vector_init_faligndata): Remove INNER_MODE parameter and use loop.
+	(sparc_expand_vector_init): Const-ify local variables and adjust
+	calls to above functions.
+
+2012-01-30  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.c (out_movqi_mr_r): Fix length computation.
+
+2012-01-29  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi: Make usage of "compile time" and
+	"run time"/"runtime" consistent throughout the file.
+
+2012-01-29  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/alpha/alpha.c (alpha_option_override): Default to
+	full IEEE compliance mode for Go language.
+
+2012-01-29  Tijl Coosemans  <tijl@coosemans.org>
+
+	* config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
+	(LINK_SSP_SPEC): Define.
+
+2012-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR target/51871
+	* config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
+	stubs.
+
+2012-01-28  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi: Correct hyphenation of "floating point",
+	"double precision", and related terminology throughout the file.
+
+2012-01-28  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/52006
+	* config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
+	arm_general_register_operand predicate for operand 2 instead of
+	register_operand.
+
+2012-01-27  Ian Lance Taylor  <iant@google.com>
+
+	PR go/47656
+	* builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
+	* builtins.c (expand_builtin_init_trampoline): Add onstack
+	parameter.  Change caller.
+	(expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
+	* tree.c (build_common_builtin_nodes): Declare
+	__builtin_init_heap_trampoline.
+
+2012-01-27  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
+	tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
+	* config/avr/avr.c: Ditto.
+	(avr_regnames): Remove because unused.
+	* config/avr/avr.md (*cpse.ne): New peephole.
+	(*cpse.eq): New peephole from former cpse peepholes.
+
+2012-01-27  Michael Eager  <eager@eagercon.com>
+
+	* config/microblaze.c (microblaze_emit_compare): Correct
+	test after pcmp instruction.
+
+2012-01-27  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/52020
+	* tree-sra.c (sra_modify_assign): Do not transform clobbers.
+
+2012-01-27  Richard Guenther  <rguenther@suse.de>
+
+	* ipa-pure-const.c (check_stmt): Clobbers do not make a
+	function non-const/pure.
+
+2012-01-27  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/50444
+	* tree-sra.c (build_ref_for_offset): Properly adjust the
+	MEM_REF type for unaligned accesses.
+
+2012-01-27  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/50444
+	* expr.c (mem_ref_refers_to_non_mem_p): New function.
+	(expand_assignment): Use it.  Properly handle misaligned
+	bases when expanding stores to component references.
+	(expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
+	refactor that case.
+
+2012-01-27  Andrey Belevantsev  <abel@ispras.ru>
+
+	PR middle-end/51389
+	* Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
+	* tree-data-ref.h (find_data_references_in_loop): Remove declaration.
+	* tree-data-ref.c (find_data_references_in_loop): Make static.
+	(compute_all_dependences): Change return type to bool.  Bail out
+	for too many datarefs in a loop.  Move the hunk resetting the data
+	dependences vector from ...
+	(compute_data_dependences_for_loop): ... here.  Account for
+	compute_all_dependences returning false.
+	(compute_data_dependences_for_bb): Likewise.
+	* params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
+	* doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
+
+2012-01-27  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/51959
+	* expr.c (store_field): Use the alias-set of the scratch memory
+	for storing to it.
+
+2012-01-27  Tom de Vries  <tom@codesourcery.com>
+
+	PR tree-optimization/51990
+	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
+	WITH_SIZE_EXPR.
+	* tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
+
+2012-01-27  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/52001
+	* var-tracking.c (reverse_op): Don't add any reverse operation
+	if V already has any constant locations.
+
+2012-01-27  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi: Correct usage of "command line" (noun)
+	vs "command-line" (adjective) throughout.
+
+2012-01-27  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi (Language Independent Options): Move
+	-Wcoverage-mismatch blurb from here....
+	(Warning Options): ...to here.
+
+2012-01-27  Peter Bergner  <bergner@vnet.ibm.com>
+
+	* config/rs6000/rs6000.c (rs6000_option_override_internal):
+	Set rs6000_always_hint to false for 476.
+
+2012-01-27  Matthias Klose  <doko@ubuntu.com>
+
+	* gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
+	  system root.
+	* incpath.c (add_standard_paths): Likewise.
+
+2012-01-27  Richard Henderson  <rth@redhat.com>
+
+	* config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
+	* config/m68k/sync.md (atomic_test_and_set): Rename from
+	sync_test_and_setqi and adjust the operands.
+	(atomic_test_and_set_1): Rename from sync_test_and_setqi_1
+	and unconditionally enable.
+
+2012-01-27  Richard Henderson  <rth@redhat.com>
+
+	* config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
+	* config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
+	(ldstub): Rename from ldstubqi.
+	(ldstub<I24MODE>): Remove.
+
+2012-01-27  Richard Henderson  <rth@redhat.com>
+
+	* target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
+	* c-cppbuiltin.c (cpp_atomic_builtins): Define
+	__GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
+	* doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
+	* doc/tm.texi: Rebuild.
+
+2012-01-27  Richard Henderson  <rth@redhat.com>
+
+	* optabs.c (gen_atomic_test_and_set): Remove default.
+	(maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
+
+2012-01-26  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/51978
+	* ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
+	(combine_reaching_defs): Likewise.
+	(struct re_info): Remove.
+	(add_removable_extension): Remove x and data arguments,
+	add insn, insn_list and def_map.  Use the arguments directly
+	instead of using struct re_info.
+	(find_removable_extensions): Don't call add_removable_extension
+	through note_stores, instead just call it with single_set
+	result if non-NULL.
+	(find_and_remove_re): Pass curr_cand->expr instead of
+	PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
+
+2012-01-26  Michael Matz  <matz@suse.de>
+
+	PR tree-optimization/46590
+	* cfgexpand.c: Revert last change (r183305).
+	* gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
+	regs.
+	* tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
+	checking for emptiness.
+
+2012-01-26  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/51895
+	* expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
+	non-addressable non-BLKmode base correctly.
+
+2012-01-26  Michael Matz  <matz@suse.de>
+
+	PR tree-optimization/48794
+	* tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
+	regions referenced from RESX/EH_DISPATCH.
+
+2012-01-26  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config/s390/s390.h: Make BRANCH_COST an option.
+	* config/s390/s390.opt: New option -mbranch-cost.
+
+2012-01-26  Richard Henderson  <rth@redhat.com>
+
+	Revert 2012-01-24 change:
+	* trans-mem.c (requires_barrier): Do not instrument thread local
+	variables and emit save/restore for them.
+
+2012-01-25  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/51986
+	* sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
+	for pat == 0.
+
+2012-01-25  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (mips_small_data_pattern_1): Don't process
+	ASM_OPERANDS.
+
+2012-01-25  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/49868
+	Rename __pgm to __flash.
+	Rename __pgm1 to __flash1.
+	Rename __pgm2 to __flash2.
+	Rename __pgm3 to __flash3.
+	Rename __pgm4 to __flash4.
+	Rename __pgm5 to __flash5.
+	Rename __pgmx to __memx.
+	* doc/extend.texi (AVR Named Address Spaces)
+	Rename address space names as indicated above.
+	* config/avr/avr.c (avr_addrspace): Ditto.
+
+	* config/avr/avr-protos.h
+	(avr_mem_pgmx_p): Rename to avr_mem_memx_p.
+	(avr_mem_pgm_p): Rename to avr_mem_flash_p.
+	* config/avr/predicates.md: Ditto.
+	* config/avr/avr.c Ditto, and
+	(avr_decl_pgmx_p): Rename to avr_decl_memx_p.
+	(avr_decl_pgm_p): Rename to avr_decl_flash_p.
+
+	* config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
+	(ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
+	(ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
+	(ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
+	(ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
+	(ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
+	(ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
+	* config/avr/avr.c: Ditto.
+	* config/avr/avr.md: Ditto.
+
+2012-01-25  Jason Merrill  <jason@redhat.com>
+
+	PR c++/51992
+	* tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
+
+2012-01-25  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/51987
+	* tree-data-ref.c (get_references_in_stmt): Handle references in
+	non-volatile GIMPLE_ASM.
+
+2012-01-25  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
+	bases are dereferenced.
+
+2012-01-25  Andrey Belevantsev  <abel@ispras.ru>
+
+	PR rtl-optimization/48374
+	* sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
+
+2012-01-25  Andrey Belevantsev  <abel@ispras.ru>
+
+	* tree-predcom.c (tree_predictive_commoning_loop): Bail out when
+	compute_data_dependences_for_loop returns false.
+	* tree-parloops.c (loop_parallel_p): Likewise.
+
+2012-01-25  Richard Guenther  <rguenther@suse.de>
+
+	* tree.h (get_pointer_alignment_1): Declare.
+	* builtins.c (get_pointer_alignment_1): New function.
+	(get_pointer_alignment): Use it.
+
+2012-01-25  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+
+	PR rtl-optimization/48308
+	* combine.c (enum undo_kind): Add UNDO_LINKS.
+	(struct undo): Add member l to other_contents and where.
+	(do_SUBST_LINK): New.
+	(SUBST_LINK): New.
+	(try_combine): Handle LOG_LINKS for the dummy i1 case.
+	(undo_all): Handle UNDO_LINKS.
+
+2012-01-25  Richard Henderson  <rth@redhat.com>
+
+	* optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
+	mem inputs.
+
+2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* optabs.c (gen_atomic_test_and_set): Use each argument.
+
+2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
+	(mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
+	(mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
+	(bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
+	(mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
+	TARGET_PAIRED_SINGLE_FLOAT.
+
+2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
+	(in_struct, return_val): Remove MEM documentation.
+	* rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
+	(MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
+	(MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
+	and MEM_SCALAR.
+	* emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
+	* cfgexpand.c (add_alias_set_conflicts): Likewise.
+	* expr.c (store_field): Likewise.
+	* function.c (assign_stack_temp_for_type): Likewise.
+	* ifcvt.c (noce_try_cmove_arith): Likewise.
+	* reload1.c (reload): Likewise.
+	* config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
+	(alpha_set_memflags): Likewise.
+	* config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
+
+2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* rtl.h (true_dependence, canon_true_dependence): Remove varies
+	parameter.
+	* alias.c (fixed_scalar_and_varying_struct_p): Delete.
+	(true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
+	(true_dependence_1, true_dependence, canon_true_dependence): Remove
+	varies parameter.
+	* cselib.c (cselib_rtx_varies_p): Delete.
+	(cselib_invalidate_mem): Update call to canon_true_dependence.
+	* dse.c (record_store, check_mem_read_rtx): Likewise.
+	(scan_reads_nospill): Likewise.
+	* cse.c (check_dependence): Likewise.
+	(cse_rtx_varies_p): Delete.
+	* expr.c (safe_from_p): Update call to true_dependence.
+	* ira.c (validate_equiv_mem_from_store): Likewise.
+	(memref_referenced_p): Likewise.
+	* postreload-gcse.c (find_mem_conflicts): Likewise.
+	* sched-deps.c (sched_analyze_2): Likewise.
+	* store-motion.c (load_kills_store): Likewise.
+	* config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
+	* gcse.c (mems_conflict_for_gcse_p): Likewise.
+	(compute_transp): Update call to canon_true_dependence.
+
+2012-01-25  Richard Henderson  <rth@redhat.com>
+
+	* optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
+	(maybe_emit_atomic_test_and_set): New.
+	(expand_sync_lock_test_and_set): Use it.
+	(expand_atomic_test_and_set): Likewise.
+	* doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
+	the implementation; clarify implementation defined details.
+	* doc/md.texi (atomic_test_and_set): Document.
+
+2012-01-25  Richard Henderson  <rth@redhat.com>
+
+	* config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
+
+2012-01-25  Richard Henderson  <rth@redhat.com>
+
+	PR target/51968
+	* config/arm/arm.c (neon_split_vcombine): Emit deleted note
+	to effect no-op split.
+
+2012-01-24  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR lto/51698
+	* builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
+	(BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
+	(BT_FN_VOID_PTR_INT_SIZE): New.
+	(BT_FN_UINT_UINT_VAR): Remove.
+	(BT_FN_UINT32_UINT32_VAR): New.
+	(BT_FN_DOUBLE_VPTR): Remove.
+	(BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
+
+	* gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
+	(_ITM_changeTransactionMode): Same.
+	(_ITM_memmoveRtWt): Change return type to void.
+	(_ITM_memcpyRtWt): Same.
+	(_ITM_memsetW): Same.
+	(_ITM_RaRD): Change types to double.
+	(_ITM_RD): Same.
+	(_ITM_RaWD): Same.
+	(_ITM_RfWD): Same.
+
+	* builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
+
+2012-01-24  Aldy Hernandez  <aldyh@redhat.com>
+	    Patrick Marlier  <patrick.marlier@gmail.com>
+
+	* trans-mem.c (requires_barrier): Do not instrument thread local
+	variables and emit save/restore for them.
+
+2012-01-24  Jason Merrill  <jason@redhat.com>
+
+	PR c++/51812
+	* cgraphunit.c (cgraph_decide_is_function_needed): Don't always
+	output static aliases.
+
+2012-01-24  Jakub Jelinek  <jakub@redhat.com>
+
+	PR driver/47249
+	* common.opt (-pie, -shared, pie, shared): Change from Common to
+	Driver.
+	* gcc.c (display_help): Display help for -pie and -shared.
+
+2012-01-24  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/49868
+	* doc/extend.texi (AVR Named Address Spaces): Move sample code up.
+	Remove note on size/offset limitation.
+	(AVR Variable Attributes): Add example how to read data located
+	with progmem.  Refer to named address spaces.
+	* doc/invoke.texi (AVR Options): Fix typo.
+
+2012-01-24  Richard Guenther  <rguenther@suse.de>
+
+	Forward-port to trunk
+	2010-09-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/45678
+	* expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
+	op0 isn't sufficiently aligned and there is movmisalignM
+	insn for mode, use it to load op0 into a temporary register.
+
+2012-01-24  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/51957
+	* target.def (const_not_ok_for_debug_p): New hook.
+	* doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
+	documentation.
+	* doc/tm.texi: Regenerated.
+	* dwarf2out.c (const_ok_for_output_1): If
+	targetm.const_not_ok_for_debug_p returns true, fail.
+	* config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
+	function.
+	(TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
+
+2012-01-23  Kai Tietz  <ktietz@redhat.com>
+
+	PR target/51900
+	* config/i386/predicates.md (symbolic_operand): Allow
+	UNSPEC_PCREL as PIC expression for lea.
+	* config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
+	* config/i386/i386.c (ix86_delegitimize_address): Handle
+	UNSPEC_PCREL for none-MEM, too.
+
+2012-01-23  Aldy Hernandez  <aldyh@redhat.com>
+
+	* trans-mem.c (ipa_tm_create_version): Set externally_visible.
+	(ipa_tm_create_version_alias): Same.
+
+2012-01-23  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR libitm/51830
+	* builtin-types.def (BT_FN_UINT_UINT_VAR): New.
+	* gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
+
+2012-01-23  Aldy Hernandez  <aldyh@redhat.com>
+	    Patrick Marlier  <patrick.marlier@gmail.com>
+	    Iain Sandoe  <developer@sandoe-acoustics.co.uk>
+
+	PR lto/51916
+	* lto-wrapper.c (run_gcc): Pass the LTO section name to
+	simple_object_start_read.
+
+2012-01-23  Richard Guenther  <rguenther@suse.de>
+
+
+	PR tree-optimization/51895
+	* tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
+	parameter decomposition into BLKmode components.
+
+2012-01-23  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree-ssa-structalias.c (intra_create_variable_infos): Do not create
+	fake variables for restrict-qualified pointers whose pointed-to type
+	contains a placeholder.
+
+2012-01-23  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/51949
+	* ipa-split.c (execute_split_functions): Do not split malloc functions.
+
+2012-01-23  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/51933
+	* ree.c (transform_ifelse): Return true right away if dstreg is
+	already wider or equal to cand->mode.
+	(enum ext_modified_kind, struct ext_modified, ext_state): New types.
+	(make_defs_and_copies_lists): Remove defs_list and copies_list
+	arguments, add state argument, just truncate state->work_list
+	instead of always allocating and freeing the vector.  Assert that
+	get_defs succeeds instead of returning 2.  Changed return type to bool.
+	(merge_def_and_ext): Add state argument.  If SET_DEST doesn't
+	have ext_src_mode, see if it has been modified already with the
+	right kind of extension and has been extended before from the
+	ext_src_mode.  If SET_DEST is already wider or equal to cand->mode,
+	just return true.  Remember the original mode in state->modified array.
+	(combine_reaching_defs): Add state argument.  Don't allocate and
+	free here def_list, copied_list and vec vectors, instead just
+	VEC_truncate the vectors in *state.  Don't handle outcome == 2 here.
+	(find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
+	Add state variable, clear vectors in it, initialize state.modified
+	if needed.  Free all the vectors at the end and state.modified too.
+	Don't skip a candidate if the extension expression has been modified.
+
+2012-01-22  Douglas B Rupp  <rupp@gnat.com>
+
+	PR target/47096
+	* config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
+	 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
+	(extra_options) interix.opt -> i386/interix.opt"
+	(extra_objs):Add winnt-stubs.o
+	* configure.ac: Add interix to target_os .comm on PE check.
+	* configure: Regenerate.
+	* config/interix3.h: Delete and move bits to..
+	* config/interix.h: Delete and move bits to..
+	* config/i386/i386-interix3.h: Delete and move bits to..
+	* config/i386/i386-interix.h: ..here.
+	(TARGET_CPU_DEFAULT): Remove redefinition.
+	(TARGET_ASM_CONSTRUCTOR): Undefine.
+	(SUBTARGET_SWITCHES): Define for ms-bitfields.
+	(TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
+	(PTRDIFF_TYPE): Define.
+	(LONG_DOUBLE_TYPE_SIZE): Define.
+	(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
+	(SUBTARGET_OVERRIDE_OPTIONS): Remove.
+	(TARGET_SECTION_TYPE_FLAGS): Define.
+	(ASM_DECLARE_FUNCTION_NAME): Define.
+	(ASM_OUTPUT_EXTERNAL): Define.
+	(ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
+	(ASM_OUTPUT_ALIGNED_BSS): Define.
+	(PCC_BITFIELD_TYPE_MATTERS): Define.
+	(USE_CONST_SECTION): Define.
+	(SUBTARGET_ENCODE_SECTION_INFO): Remove.
+	(TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
+	(SUPPORTS_ONE_ONLY): Remove.
+	(I386_PE_STRIP_ENCODING): Define.
+	* config/interix.opt: Delete and move bits to..
+	* config/i386/interix.opt: ..here. New.
+	(mpe-aligned-commons): Add.
+	* config/i386/t-interix: Add copyright header.
+	(winnt-stubs.o): Add rule.
+
+2012-01-22  Jason Merrill  <jason@redhat.com>
+
+	PR c++/51832
+	* varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
+	for extra name aliases.
+
+2012-01-22  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR rtl-optimization/51924
+	* ree.c (combine_set_extension): Improve debugging message.
+	(combine_reaching_defs): Likewise.
+	(get_defs): Rename confusingly named variable.
+	(find_and_remove_re): Skip a candidate if the extension expression has
+	been modified.
+
+2012-01-21  Robert Millan  <rmh@gnu.org>
+	    Gerald Pfeifer  <gerald@pfeifer.com>
+
+	* config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
+	(GNU_USER_DYNAMIC_LINKER): Adjust indentation.
+
+2012-01-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/51914
+	* tree-vect-stmts.c (vectorizable_conversion): For
+	cvt_type && modifier == WIDEN, put temporary with cvt_type
+	at the beginning of vec_dsts and set vec_dest to temporary
+	with vectype_out.
+
+2012-01-20  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
+
+2012-01-20  Tijl Coosemans  <tijl@coosemans.org>
+
+	* config/i386/i386.c: Fix checks for !TARGET_MACHO.
+	* config/rs6000/rs6000.c: Likewise.
+
+2012-01-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/51915
+	* config/arm/arm.c (arm_count_output_move_double_insns): Call
+	output_move_double on a copy of operands array.
+
+2012-01-20  Cary Coutant  <ccoutant@google.com>
+	    Dodji Seketeli  <dodji@redhat.com>
+
+	PR debug/45682
+	* dwarf2out.c (copy_declaration_context): Return ref to parent
+	of declaration DIE, if necessary.
+	(remove_child_or_replace_with_skeleton): Add new parameter; update
+	caller.  Place skeleton DIE under parent DIE of original declaration.
+	Move call to copy_declaration_context to here ...
+	(break_out_comdat_types): ... from here.
+
+2012-01-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	PR rtl-optimization/51856
+	* reload.c (find_reloads_subreg_address): Set the address_reloaded
+	flag to reloaded.
+
+2012-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+
+	PR target/51819
+	* config/arm/arm.c (arm_print_operand): Correct output of alignment
+	hints for neon loads and stores.
+
+2012-01-20  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/49868
+	PR target/50887
+	* doc/extend.texi (Named Address Spaces): Split into subsections.
+	(AVR Named Address Spaces): New subsection.
+	(M32C Named Address Spaces): New subsection.
+	(RL78 Named Address Spaces): New subsection.
+	(SPU Named Address Spaces): New subsection.
+	(Variable Attributes): New anchor "AVR Variable Attributes".
+	(AVR Variable Attributes): Rewrite and avoid wording
+	"address space" in this context.
+	* doc/invoke.texi (AVR Options): Rewrite and add documentation
+	for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
+	(AVR Built-in Macros): New subsubsection therein.
+	* doc/md.texi (AVR constraints): Remove "C04", "R".
+
+2012-01-20  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/51903
+	* tree-ssa-pre.c (eliminate): Properly purging of EH edges
+	when removing stmts.
+
+2012-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+
+	PR target/50313
+	* config/arm/arm.c (arm_load_pic_register): Use
+	gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
+	, gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
+	(arm_pic_static_addr): Likewise.
+	(arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
+	(arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
+	* config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
+	(pic_load_addr_unified): New.
+
+2012-01-20  Andrey Belevantsev  <abel@ispras.ru>
+
+	PR target/51106
+	* function.c (instantiate_virtual_regs_in_insn): Use
+	delete_insn_and_edges when removing a wrong asm insn.
+
+2012-01-19  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR rtl-optimization/40761
+	* ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
+	Add new member loop_num.
+	(IRA_LOOP_NODE_BY_INDEX): Modify the check.
+	(ira_build): Remove the parameter.
+
+	* ira.c (ira_print_disposition): Use loop_num instead of loop->num.
+	(ira.c): Do not build CFG loops for one region allocation.  Remove
+	argument from ira_build call.
+
+	* ira-build.c (init_loop_tree_node): New function.
+	(create_loop_tree_nodes): Use it.  Separate the case when CFG
+	loops are not built.
+	(more_one_region_p): Check current_loops.
+	(finish_loop_tree_nodes): Separate the case when CFG loops are not
+	built.
+	(add_loop_to_tree): Process loop equal to NULL too.
+	(form_loop_tree): Separate the case when CFG loops are not built.
+	Use explicitly number for the root.
+	(rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
+	an assertion.
+	(ira_print_expanded_allocno, loop_compare_func): Use loop_num
+	instead of loop->num.
+	(mark_loops_for_removal): Ditto.  Use loop_num instead of loop->num.
+	(mark_all_loops_for_removal): Ditto.
+	(remove_unnecessary_regions): Separate the case when CFG loops
+	are not built.
+	(ira_build): Remove the parameter.  Use explicit number of regions
+	when CFG loops are not built.
+
+	* ira-color.c (print_loop_title): Separate the case for the root node.
+	Use loop_num instead of loop->num.
+	(move_spill_restore): Use loop_num instead of loop->num.
+
+	* ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
+	(change_loop): Ditto.
+	(change_loop): Use loop_num instead of loop->num.
+
+	* ira-lives.c (process_bb_node_lives): Ditto.
+
+	* ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
+
+	* ira-conflicts.c (print_allocno_conflicts): Ditto.
+
+2012-01-19  Jakub Jelinek  <jakub@redhat.com>
+
+	PR libmudflap/40778
+	* tree-mudflap.c (mf_artificial): New function.
+	(execute_mudflap_function_ops, execute_mudflap_function_decls,
+	mx_register_decls, mudflap_enqueue_decl): Use it.
+
+	PR target/51876
+	* config/arm/neon.md (*neon_vswp<mode>): Fix up operand
+	numbers in the insn pattern.
+
+2012-01-19  Michael Matz  <matz@suse.de>
+
+	PR tree-optimization/46590
+	* cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
+	use it in remembering which conflicts we already created.
+	(add_scope_conflicts): Adjust call to above, (de)allocate helper
+	bitmap.
+
+2012-01-19  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR lto/51280
+	* lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
+	(merge_and_complain): Same.
+
+2012-01-19  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/50237
+	* config/initfini-array.h: Guard content of the header
+	with #ifdef HAVE_INITFINI_ARRAY.
+	* configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
+	Add initfini-array.h to tm_file here.
+	* acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
+	* config.gcc: Don't add initfini-array.h to tm_file here.
+	* configure: Regenerated.
+
+2012-01-19  Andrey Belevantsev  <abel@ispras.ru>
+
+	PR rtl-optimization/51505
+	* df-problems.c (df_kill_notes): New parameter live. Update comment.
+	Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
+	(df_note_bb_compute): Update the call to df_kill_notes.
+
+2012-01-18  Aldy Hernandez  <aldyh@redhat.com>
+
+	* trans-mem.c (requires_barrier): Remove call to is_global_var.
+
+2012-01-18  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa.c (useless_type_conversion_p): Remove special-casing
+	of conversions to void *.
+
+2012-01-17  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+	    Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR middle-end/50325
+	PR middle-end/51192
+	* optabs.h (simplify_expand_binop): Declare.
+	* optabs.c (simplify_expand_binop): Make global.
+	* expmed.c (store_bit_field_1): Use simplify_expand_binop on big
+	endian targets if the source cannot be exactly covered by word
+	mode chunks.
+
+2012-01-17  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/51872
+	* hard-reg-set.h (struct hard_reg_set_container): New type.
+	* target.h (struct hard_reg_set_container): Forward declare.
+	* target.def (set_up_by_prologue): New target hook.
+	* doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
+	* doc/tm.texi: Regenerated.
+	* function.c (thread_prologue_and_epilogue_insns): Change
+	set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
+	Call targetm.set_up_by_prologue on it.
+	* config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
+	(TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
+
+2012-01-17  Nick Clifton  <nickc@redhat.com>
+
+	* config/rx/rx.c (rx_can_use_simple_return): New function.
+	* config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
+	* config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
+
+2012-01-17  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/51782
+	* expr.c (expand_assignment): Take address-space information
+	from the address operand of MEM_REF and TARGET_MEM_REF.
+	(expand_expr_real_1): Likewise.
+
+2012-01-17  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* ira.c (do_reload): Make sure ira_dump_file is re-set if no
+	reload dump is requested.
+
+2012-01-17  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR other/51165
+	* trans-mem.c (requires_barrier): Call may_be_aliased.
+
+2012-01-17  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/51877
+	* tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
+	call arguments and fndecls compare equal, instead return false if they
+	don't.  Return true only if lhs1 and lhs2 are either both NULL, or
+	both SSA_NAMEs that are valueized the same, or they satisfy
+	operand_equal_p.
+
+2012-01-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
+	Solaris 11+.
+	* configure: Regenerate.
+
+2012-01-16  Jan Hubicka  <jh@suse.cz>
+
+	PR c/12245
+	PR c++/14179
+	* convert.c (convert_to_integer): Use fold_convert for
+	converting an INTEGER_CST to integer type.
+
+2012-01-16  Jason Merrill  <jason@redhat.com>
+
+	PR c++/14179
+	* vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
+
+2012-01-16  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/51860
+	* config/s390/s390.c (s390_chunkify_start): Don't skip
+	call insns followed by NOTE_INSN_CALL_ARG_LOCATION note.  Skip
+	NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
+	If insn is followed by NOTE_INSN_VAR_LOCATION or
+	NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
+	Don't use location of note insns.
+
+	PR tree-optimization/51865
+	* tree-inline.c (tree_function_versioning): Call remap_decl
+	on DECL_RESULT whenever it has VOID_TYPE_P type.
+
+2012-01-15  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (mips16_build_call_stub): Don't use a stub
+	for calls to locally-binding MIPS16 functions if only the return
+	type uses float regs.
+
+2012-01-15  Chung-Lin Tang  <cltang@codesourcery.com>
+	    Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
+	(SYMBOL_32_HIGH): Likewise.
+	(mips_output_tls_reloc_directive): Declare.
+	* config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
+	(mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
+	* config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
+	(mips_lo_relocs, mips_hi_relocs): Make extern.
+	(mips16_stub_function): Move up file.
+	(mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
+	(mips_symbolic_constant_p): Likewise.  Remove SYMBOL_32_HIGH too.
+	(mips_symbol_insns_1): Likewise.  Check mips_use_pcrel_pool_p.
+	(mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
+	SYMBOL_FORCE_TO_MEM.  Only check mips_tls_symbol_ref_1 if it's false.
+	(mips_get_tp): Add MIPS16 support.
+	(mips_legitimize_tls_address): Remove MIPS16 sorry().
+	Generalize DTPREL and TPREL handling.
+	(mips_init_relocs): Initialize mips_use_pcrel_pool_p.
+	Add MIPS16 TLS support.
+	(mips_output_tls_reloc_directive): New function.
+	(mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
+	* config/mips/predicates.md (symbolic_operand_with_high)
+	(tls_reloc_operand): New predicates.
+	(force_to_mem_operand): Use mips_use_pcrel_pool_p.
+	* config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
+	(PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
+	(*unshifted_high): New instruction.  Use it for MIPS16 high splitter.
+	(consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
+	(*tls_get_tp_mips16_call_<mode>): Likewise.
+
+2012-01-15  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR rtl-optimization/51821
+	* recog.c (peep2_find_free_register): Determine clobbered registers
+	from insn pattern.
+
+2012-01-14  Denis Chertykov  <chertykov@gmail.com>
+
+	PR target/50925
+	* config/avr/avr-protos.h: Revert change of 2012-01-09.
+	* config/avr/avr.c: Likewise.
+	* config/avr/avr.h: Likewise.
+
+2012-01-13  Ian Lance Taylor  <iant@google.com>
+
+	PR c++/50012
+	* tree.h (TYPE_QUALS): Add cast to int.
+	(TYPE_QUALS_NO_ADDR_SPACE): Likewise.
+
+2012-01-13  Ian Lance Taylor  <iant@google.com>
+
+	* ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
+	comparing param_index to VEC_length result.
+
+2012-01-13  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* c-decl.c: Do not include tree-mudflap.h
+	* tree-optimize.c: Likewise.
+	* Makefile.in: Update dependencies.
+
+2012-01-13  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/8081
+	* gimplify.c (gimplify_modify_expr_rhs): For calls with a
+	variable-sized result always use RSO.
+
+2012-01-12  DJ Delorie  <dj@redhat.com>
+
+	* cfgexpand.c (convert_debug_memory_address): Allow any valid
+	pointer type, not just the default pointer type.
+
+2012-01-09  Richard Henderson  <rth@redhat.com>
+	    Denis Chertykov  <chertykov@gmail.com>
+
+	PR target/50925
+	* config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
+	* config/avr/avr.c (avr_can_eliminate): Simplify.
+	(avr_initial_elimination_offset): Likewise.
+	(avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
+	(expand_epilogue): Likewise.
+	(avr_legitimize_address): Gut.
+	(avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
+	(avr_hard_regno_nregs): New.
+	(avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
+	(avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
+	* config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
+	add soft frame pointer.
+	(CALL_USED_REGISTERS): Likewise.
+	(REG_CLASS_CONTENTS): Likewise.
+	(REGISTER_NAMES): Likewise.
+	(HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
+	(HARD_FRAME_POINTER_REGNUM): New.
+	(FRAME_POINTER_REGNUM): Use soft frame pointer.
+	(ELIMINABLE_REGS): Eliminate from the soft frame pointer,
+	remove the HARD_FRAME_POINTER self-elimination.
+
+2012-01-12  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/51756
+	* config/avr/avr.c (avr_encode_section_info): Test for absence of
+	DECL_EXTERNAL when checking for initializers of progmem variables.
+
+2012-01-12  Ira Rosen  <irar@il.ibm.com>
+
+	PR tree-optimization/51799
+	* tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
+	that the last operation is a type demotion.
+
+2012-01-12  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
+	(x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
+
+2012-01-11  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/51796
+	* combine.c (distribute_notes): If i3 is a noreturn call,
+	allow old_size to be equal to args_size and make sure the
+	noreturn call gets REG_ARGS_SIZE note.
+	* expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
+	on noreturn calls even when the delta is 0.
+
+2012-01-11  Nathan Sidwell  <nathan@acm.org>
+
+	* gcov.c (STRING_SIZE): Remove.
+	(generate_results): Erase annotations for source files with no
+	coverage information.
+	(read_line): New.
+	(output_lines): Use it.
+
+2012-01-11  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gimple.h (gimplify_body): Remove first argument.
+	* gimplify.c (copy_if_shared): Add DATA argument.  Do not create the
+	pointer set here, instead just pass DATA to walk_tree.
+	(unshare_body): Remove BODY_P argument and adjust.  Create the pointer
+	set here and invoke copy_if_shared on the size trees of DECL_RESULT.
+	(unvisit_body): Likewise, but with unmark_visited.
+	(gimplify_body): Remove BODY_P argument and adjust.
+	(gimplify_function_tree): Adjust call to gimplify_body.
+	* omp-low.c (finalize_task_copyfn): Likewise.
+
+2012-01-11  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree.h (build_function_decl_skip_args): Add boolean parameter.
+	(build_function_type_skip_args): Delete.
+	* tree.c (build_function_type_skip_args): Make static and add
+	SKIP_RETURN parameter.  Fix thinko in the handling of variants.
+	(build_function_decl_skip_args): Add SKIP_RETURN parameter and
+	pass it to build_function_type_skip_args.
+	* cgraph.h (cgraph_function_versioning): Add boolean parameter.
+	(tree_function_versioning): Likewise.
+	* cgraph.c (cgraph_create_virtual_clone): Adjust call to
+	build_function_decl_skip_args.
+	* cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
+	and pass it to build_function_decl_skip_args/tree_function_versioning.
+	(cgraph_materialize_clone): Adjust call to tree_function_versioning.
+	* ipa-inline-transform.c (save_inline_function_body): Likewise.
+	* trans-mem.c (ipa_tm_create_version): Likewise.
+	* tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
+	* tree-inline.c (declare_return_variable): Remove always-true test.
+	(tree_function_versioning): Add SKIP_RETURN parameter.  If the function
+	returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
+	* ipa-split.c (split_function): Skip the return value for the split
+	part if it doesn't return.
+
+2012-01-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	PR tree-optimization/49642
+	* ipa-split.c (forbidden_dominators): New variable.
+	(check_forbidden_calls): New function.
+	(dominated_by_forbidden): Likewise.
+	(consider_split): Check for forbidden dominators.
+	(execute_split_functions): Initialize and free forbidden
+	dominators info; call check_forbidden_calls.
+
+2012-01-11  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
+
+	* config/arm/arm.md (mov_notscc): Use MVN for false condition.
+
+2012-01-11  Nick Clifton  <nickc@redhat.com>
+
+	* config/rx/rx.md (return): Define pattern.
+
+2012-01-11  Richard Guenther  <rguenther@suse.de>
+
+	* doc/extend.texi (malloc attribute): Adjust according to
+	implementation.
+
+2012-01-10  Aldy Hernandez  <aldyh@redhat.com>
+	    Patrick Marlier  <patrick.marlier@gmail.com>
+
+	PR middle-end/51516
+	* trans-mem.c (get_cg_data): Traverse aliases if requested.
+	(ipa_tm_scan_calls_block): Update parameters to get_cg_data.
+	(ipa_tm_note_irrevocable): Same.
+	(ipa_tm_scan_irr_block): Same.
+	(ipa_tm_decrement_clone_counts): Same.
+	(ipa_tm_scan_irr_function): Same.
+	(ipa_tm_create_version_alias): Same.
+	(ipa_tm_create_version): Same.
+	(ipa_tm_transform_calls_redirect): Same.
+	(ipa_tm_transform_calls): Same.
+	(ipa_tm_transform_transaction): Same.
+	(ipa_tm_execute): Same.
+
+2012-01-10  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/51806
+	* opts.c (common_handle_option): Handle -Werror.
+
+2012-01-10  Andreas Schwab  <schwab@linux-m68k.org>
+
+	* config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
+	operand number.
+
+2012-01-10  Jason Merrill  <jason@redhat.com>
+
+	* doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
+	information.
+
+2012-01-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
+	supports R_386_TLS_GD_PLT reloc.
+	(gcc_cv_as_ix86_tlsldmplt): Check if linker
+	supports R_386_TLS_LDM_PLT reloc.
+	* configure: Regenerate.
+	* config.in: Regenerate.
+
+2012-01-10  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/49868
+	Extend __pgmx semantics to linearize memory.
+	* config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
+	determine if code comes inline or from libgcc.
+	(MOVMEM_r_d:HI): Add "w" to constraint for better preference.
+	(movmem_qi, movmem_qi): Set constraint #2 to "n".
+	(movmem_qi_elpm, movmem_hi_elpm): Remove insns.
+	(movmemx_qi, movmemx_hi): New insns.
+	(xload_<mode>_libgcc): Rewrite to new insn condition.
+	(xload_<mode>): Remove insns.
+	* config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
+	cases that don't satisfy avr_xload_libgcc_p().
+	(avr_addr_space_convert): Allow converting in any direction.
+	(avr_addr_space_subset_p): Return always true.
+	(avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
+	(avr_emit_movmemhi): Ditto.
+	(avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
+	(avr_out_movmem): Ditto.
+	(AVR_SYMBOL_FLAG_PROGMEM): New macro.
+	(AVR_SYMBOL_SET_ADDR_SPACE): New macro.
+	(AVR_SYMBOL_GET_ADDR_SPACE): New macro.
+	(avr_encode_section_info): Encode 'progmem' in symbol flags.
+	(output_reload_in_const): Don't zero-extend any 24-bit symbols.
+
+2012-01-10  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/50913
+	* graphite-scop-detection.c (stmt_has_simple_data_refs_p):
+	Require data-refs to be representable by Graphite with respect
+	to any loop nest.
+
+2012-01-10  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/constraints.md ("L"): Return true for 0xffffffff.
+	* config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
+
+2012-01-10  Tom de Vries  <tom@codesourcery.com>
+
+	PR rtl-optimization/51271
+	* dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
+	handling annulled branch.
+
+2012-01-10  Richard Henderson  <rth@redhat.com>
+
+	* config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
+	TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
+	struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
+	arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
+	arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
+	arm_expand_vec_perm_const): New.
+	* config/arm/arm-protos.h: Update.
+	* config/arm/neon.md (UNSPEC_VCONCAT): New.
+	(*neon_vswp<VDQX>): New.
+	(neon_vcombine<VDX>): Use neon_split_vcombine.
+	(neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
+	* config/arm/vec-common.md (vec_perm_const<VALL>): New.
+	(vec_perm<VE>): New.
+
+2012-01-10  Richard Henderson  <rth@redhat.com>
+
+	* config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
+	use it if reload_completed.
+	(arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
+	arm_output_asm_insn, arm_process_output_memory_barrier,
+	arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
+	arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
+	arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
+	arm_process_output_sync_insn, arm_output_sync_insn,
+	arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
+	(arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
+	(arm_emit_load_exclusive, arm_emit_store_exclusive): New.
+	(emit_unlikely_jump): New.
+	(arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
+	(arm_split_atomic_op): New.
+	* config/arm/arm-protos.h: Update.
+	* config/arm/arm.h (enum arm_sync_generator_tag): Remove.
+	(struct arm_sync_generator): Remove.
+	* config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
+	VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
+	(VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
+	(VUNSPEC_LL, VUNSPEC_SC): New.
+	(sync_result, sync_memory, sync_required_value, sync_new_value,
+	sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
+	(attr length): Don't use arm_sync_loop_insns.
+	(cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
+	(movsfcc, movdfcc): Likewise.
+	* config/arm/constraints.md (Ua): New.
+	* config/arm/prediates.md (mem_noofs_operand): New.
+	(sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
+	(sync_clobber, sync_t2_reqd): Remove.
+	(sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
+	(sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
+	(sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
+	(arm_sync_compare_and_swap<SIDI>): Remove.
+	(arm_sync_compare_and_swap<NARROW>): Remove.
+	(arm_sync_lock_test_and_set<SIDI>): Remove.
+	(arm_sync_lock_test_and_set<NARROW>): Remove.
+	(arm_sync_new_<syncop><SIDI>): Remove.
+	(arm_sync_new_<syncop><NARROW>): Remove.
+	(arm_sync_new_nand<SIDI>): Remove.
+	(arm_sync_new_nand<NARROW>): Remove.
+	(arm_sync_old_<syncop><SIDI>): Remove.
+	(arm_sync_old_<syncop><NARROW>): Remove.
+	(arm_sync_old_nand<SIDI>): Remove.
+	(arm_sync_old_nand<NARROW>): Remove.
+	(*memory_barrier): Merge arm_output_memory_barrier.
+	(atomic_compare_and_swap<QHSD>): New.
+	(atomic_compare_and_swap<NARROW>_1): New.
+	(atomic_compare_and_swap<SIDI>_1): New.
+	(atomic_exchange<QHSD>): New.
+	(cas_cmp_operand, cas_cmp_str): New.
+	(atomic_op_operand, atomic_op_str): New.
+	(atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
+	(atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
+	(atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
+	(arm_load_exclusive<NARROW>): New.
+	(arm_load_exclusivesi, arm_load_exclusivedi): New.
+	(arm_store_exclusive<QHSD>): New.
+
+2012-01-09  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
+	reload patterns if -mvsx-scalar-memory.
+
+	* config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
+	generated, even -mno-vsx-scalar-double was used.
+	(vsx_xscvdpsp_scalar): Likewise.
+	(vsx_xscvspdp_scalar2): Likewise.
+
+2012-01-09  Tom de Vries  <tom@codesourcery.com>
+	    Andrew Pinski  <apinski@cavium.com>
+
+	PR debug/51471
+	* reorg.c (fill_slots_from_thread): Don't speculate
+	frame-related insns.
+
+2012-01-09  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* sched-int.h (bb_note): Move to...
+	* basic-block.h: ...here.
+	* haifa-sched.c (bb_note): Move to...
+	* cfgrtl.c: ...here.
+	* function.c (next_block_for_reg): New function.
+	(move_insn_for_shrink_wrap): Likewise.
+	(prepare_shrink_wrap): Rewrite to use the above.
+
+2012-01-09  Aldy Hernandez  <aldyh@redhat.com>
+
+	* gimple.c (is_gimple_non_addressable): Remove.
+	* gimple.h: Remove is_gimple_non_addressable.
+	* gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
+	is_gimple_non_addressable.
+	* trans-mem.c (expand_assign_tm): Same.
+
+2012-01-09  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/51775
+	* tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
+	* tree-ssa-pre.c (eliminate): Properly fixup EH info.
+
+2012-01-09  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
+
+	* config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
+	tuning parameters.
+	* config/arm/arm.c (arm_cortex_a15_tune): New static variable.
+
+2012-01-09  Richard Guenther  <rguenther@suse.de>
+
+	* tree-streamer-out.c (write_ts_optimization): Fix spelling.
+
+2012-01-08  Jan Hubicka  <jh@suse.cz>
+
+	PR tree-optimize/51680
+	* ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
+	on when known_vals needs to be computed; cleanup.
+
+2012-01-08  Jan Hubicka  <jh@suse.cz>
+
+	PR tree-optimize/51694
+	* ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
+
+2012-01-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
+
+	* doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
+	for -std=c++98 and -std=c++11 too.
+
+2012-01-08  Chung-Lin Tang  <cltang@codesourcery.com>
+
+	* cfgloop.c (cancel_loop): Add free() of bbs array.
+
+2012-01-07  Jan Hubicka  <jh@suse.cz>
+
+	PR tree-optimization/51600
+	* ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
+	that benefits small functions.
+
+2012-01-07  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-inline.c (want_inline_small_function_p): Fix formating.
+
+2012-01-07  Jan Hubicka  <jh@suse.cz>
+
+	PR tree-optimization/51680
+	* ipa-inline.c (want_inline_small_function_p): Be more lax on functions
+	whose inlining reduce unit size.
+
+2012-01-07  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR bootstrap/51725
+	* cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
+	Add canonical node to containing_mem chain after the non-canonical
+	one, even if there weren't any locs to propagate.
+	(remove_useless_values): Keep only canonical values.
+	(add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
+	(cselib_invalidate_mem): Likewise.  Ensure v is canonical, and
+	canonicalize mem_chain elements that are not discarded.
+
+2012-01-06  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/47333
+	* cgraphunit.c (cgraph_optimize): Call output_weakrefs
+	before emitting functions.
+
+	PR gcov-profile/50127
+	* bb-reorder.c (partition_hot_cold_basic_blocks): Call
+	clear_aux_for_blocks.
+
+2012-01-06  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/51746
+	* cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
+
+2012-01-06  Arnaud Charlet  <charlet@adacore.com>
+
+	* c-decl.c (ext_block): Moved up.
+	(collect_all_refs, for_each_global_decl): Take ext_block into account.
+
+2012-01-06  Han Shen  <shenhan@google.com>
+
+	Translate built-in include paths for sysroot.
+	* Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
+	(PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
+
+	* cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
+	GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
+
+	* configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
+	control whether sysroot should be prepended to gxx include dir.
+
+	* configure: Regenerate.
+
+2012-01-06  Torvald Riegel  <triegel@redhat.com>
+
+	PR rtl-optimization/51771
+	* builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
+	* gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
+
+2012-01-05  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR tree-optimization/51315
+	* tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
+	(build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
+
+2012-01-05  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/51681
+	* config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
+	for shrp pattern.  Correctly handle and fixup shift variable.
+	Return false when shift > nelt for BYTES_BIG_ENDIAN target.
+
+2012-01-05  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/51762
+	* calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
+	note when !ACCUMULATE_OUTGOING_ARGS.
+
+2012-01-05  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
+	condition.
+	(extract_range_from_unary_expr_1): Avoid useless computations.
+
+2012-01-05  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/51767
+	* cfgrtl.c (force_nonfallthru_and_redirect): Force addition
+	of jump_block and add an extra edge for degenerated asm gotos.
+
+	PR middle-end/51768
+	* stmt.c (check_unique_operand_names): Don't ICE during error
+	reporting if i is from labels chain.
+
+	PR middle-end/44777
+	* profile.c (branch_prob): Split bbs that have exit edge
+	and need a fake entry edge too.
+
+2012-01-05  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/49710
+	* cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
+	unlooping loops.
+
+2012-01-05  Richard Guenther  <rguenther@suse.de>
+
+	PR lto/50490
+	* tree-streamer-out.c (write_ts_optimization): New function.
+	(streamer_write_tree_body): Call it.
+	* tree-streamer-in.c (lto_input_ts_optimization): New function.
+	(streamer_read_tree_body): Call it.
+	* lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
+
+2012-01-05  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/51761
+	* gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
+	* gimplify.c (gimplify_cleanup_point_expr): Save and set
+	in_cleanup_point_expr before gimplify_stmt call and restore it
+	afterwards.
+	(gimplify_target_expr): Don't add {CLOBBER} cleanup if
+	in_cleanup_point_expr is false.
+
+2012-01-05  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/51764
+	* common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
+	to c.opt.
+	* toplev.c (process_options): Reject combining mudflap and LTO.
+	* tree-nomudflap.c (nogo): Use sorry instead of internal_error.
+
+2012-01-05  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/51760
+	* tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
+	not VARYING.
+	(bit_value_unop): Handle UNDEFINED operands.
+	(bit_value_binop): Likewise.
+
+2012-01-05  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.c (avr_replace_prefix): Remove.
+	(avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
+	(avr_asm_function_rodata_section): Ditto.
+	(avr_asm_select_section): Ditto.
+
+2012-01-05  Marcus Shawcroft  <marcus.shawcroft@arm.com>
+
+	* reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
+	insertion.
+
+2012-01-05  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/51648
+	* tree-cfg.c (need_fake_edge_p): Return true also for noreturn
+	calls that have any non-fake successor edges.
+
+	PR debug/51746
+	* var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
+
+2012-01-04  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR tree-optimization/51624
+	* tree-sra.c (build_ref_for_model): When replicating a chain of
+	COMPONENT_REFs, stop as soon as the offset would become negative.
+
+2012-01-04  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/51695
+	* dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
+	in .debug_loc on the floor.
+
+2012-01-04  Andrew Pinski  <apinski@cavium.com>
+
+	* doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
+
+2012-01-04  Andrew Pinski  <apinski@cavium.com>
+	    Adam Nemet  <anemet@caviumnetworks.com>
+
+	* config/mips/mips.md (size): Add SI and DI.
+	(SIZE): New mode attribute.
+	(U): New code attribute.
+	* config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
+	(mips_lbux_<mode>): Delete.
+	(mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
+	(mips_lhx): Use gen_mips_lhx_extsi.
+	(mips_lhx_<mode>): Delete.
+	(mips_lwx): Delete.
+	(mips_l<size>x): New expand.
+	(mips_lwx_<mode>): Delete.
+	(mips_l<GPR:size>x_<P:mode>): New pattern.
+	(*mips_lw<u>x_<P:mode>_ext): Likewise.
+	* config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
+	* config/mips/mips.c (mips_lx_address_p): New function.
+	(mips_rtx_costs <case MEM>): Call mips_lx_address_p.
+	(dsp64): New availability predicate.
+	(mips_builtins): Add an entry for __builtin_mips_ldx.
+	* config/mips/mips.h (ISA_HAS_LBX): New define.
+	(ISA_HAS_LBUX): Likewise.
+	(ISA_HAS_LHX): Likewise.
+	(ISA_HAS_LHUX): Likewise.
+	(ISA_HAS_LWX): Likewise.
+	(ISA_HAS_LWUX): Likewise.
+	(ISA_HAS_LDX): Likewise.
+	* doc/extend.texi (__builtin_mips_ldx): Document.
+
+2012-01-04  Tristan Gingold  <gingold@adacore.com>
+
+	* config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
+	when long pointers are used.
+	* config.build (*-*-*vms*): Handle all OpenVMS targets.
+	(alpha64-dec-*vms*, alpha*-dec-*vms*)
+	(ia64-hp-*vms*): Remove.
+	* config/vms/xm-vms64.h: Delete.
+
+2012-01-04  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR middle-end/51472
+	* trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
+
+2012-01-04  Aldy Hernandez  <aldyh@redhat.com>
+
+	* opts.c (finish_options): Remove duplicate sorry.
+
+2012-01-04  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR middle-end/51696
+	* trans-mem.c (diagnose_tm_1): Display indirect calls with no name
+	correctly.
+
+2012-01-04  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/51750
+	* tree.c (size_low_cst): New function.
+	* tree.h (size_low_cst): Declare.
+	* fold-const.c (fold_comparison): Use it to extract the low
+	part of the POINTER_PLUS_EXPR offset.
+
+2012-01-04  Georg-Johann Lay  <avr@gjlay.de>
+
+	Fix clearing ZERO_REG
+	* config/avr/avr.md (cc): Add alternative "ldi".
+	(movqi_insn): Use it in cc attribute.
+	* config/avr/avr.c (notice_update_cc): Handle CC_LDI.
+	(output_reload_in_const): Use CLR to move 0 to ZERO_REG.
+	(output_reload_insisf): Use ZERO_REG to pre-clear register.
+
+2012-01-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* configure: Regenerate.
+
+2012-01-04  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/49651
+	* tree-ssa-structalias.c (type_can_have_subvars): New function.
+	(var_can_have_subvars): Use it.
+	(get_constraint_for_1): Only consider subfields if there can be any.
+
+2012-01-03  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/51725
+	* cselib.c (new_elt_loc_list): When moving locs from one cselib_val
+	to its new canonical_cselib_val and the cselib_val was in
+	first_containing_mem chain, but the canonical_cselib_val was not,
+	add the latter into the chain.
+	(cselib_invalidate_mem): Compare canonical_cselib_val of
+	addr_list chain elt with v.
+
+	PR pch/51722
+	* dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
+	dwarf2out_undef): Allocate e.info using ggc_strdup instead
+	of xstrdup.
+	(output_macinfo_op): Don't ggc_strdup fd->filename.
+	(optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
+	then ggc_strdup it.  Don't free inc->info or cur->info.
+	(output_macinfo): Don't free ref->info or file->info.
+
+2012-01-03  Ira Rosen  <irar@il.ibm.com>
+
+	PR tree-optimization/51269
+	* tree-vect-loop-manip.c (set_prologue_iterations): Make
+	first_niters a pointer.
+	(slpeel_tree_peel_loop_to_edge): Likewise.
+	(vect_do_peeling_for_loop_bound): Update call to
+	slpeel_tree_peel_loop_to_edge.
+	(vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
+	here.  Remove it from the parameters list.
+	(vect_do_peeling_for_alignment): Update calls and compute
+	wide_prolog_niters.
+
+2012-01-03  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/51070
+	* tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
+	Properly handle calls.
+
+2012-01-03  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/51692
+	* tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
+	the LHS of allocation stmts.
+
+2012-01-03  Olivier Hainque  <hainque@adacore.com>
+
+	* system.h: Prior to #define, #undef fopen and freopen unconditionally.
+
+2012-01-03  Olivier Hainque  <hainque@adacore.com>
+
+	* collect2.c (main): In AIX specific computations for vector
+	insertions, use CONST_CAST2 to cast from char ** to const char **.
+
+2012-01-03  Richard Guenther  <rguenther@suse.de>
+
+	PR debug/51650
+	* dwarf2out.c (dwarf2out_finish): Always create a DIE for
+	the context of a limbo DIE when it does not already exist.
+
+2012-01-03  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/51719
+	* value-prof.c (gimple_ic): When indirect call isn't noreturn,
+	but direct call is, clear direct call's lhs and don't add fallthrough
+	edge from dcall_bb to join_bb and PHIs.
+
+2012-01-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
+	the instructions emitted by the pattern.
+	("*TDC_insn_<mode>"): Add comment.
+
+2012-01-03  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/51730
+	* fold-const.c (fold_comparison): Properly canonicalize
+	tree offset and HOST_WIDE_INT bit position.
+
+2012-01-02  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
+	operands for extzv pattern.
+
+2012-01-02  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/51725
+	* cselib.c (add_mem_for_addr): Call canonical_cselib_val
+	on mem_elt first.
+
+2012-01-02  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi (-flto and related options): Copy-edit.
+
+2012-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
+
+2012-01-02  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
+	New patterns.
+
+2012-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* expr.h (move_by_pieces_ninsns): Declare.
+	* expr.c (move_by_pieces_ninsns): Make external.
+	* config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
+	(mips_store_by_pieces_p): Likewise.
+	* config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
+	(STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
+	* config/mips/mips.c (mips_move_by_pieces_p): New function.
+	(mips_store_by_pieces_p): Likewise.
+
+2012-01-02  Jakub Jelinek  <jakub@redhat.com>
+
+	* passes.c (register_one_dump_file): Free full_name.
+
+	* reload1.c (reload): Don't allocate reg_max_ref_width here.
+	(calculate_elim_costs_all_insns): Free offsets_at and
+	offsets_known_at at the end and clear the pointers.
+
+2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.opt (-mbranch-cost): Fix double definition of
+	this option introduced in r180739.
+
+2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
+
+	PR target/51345
+	* config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
+	(tmake_file target=avr): Add avr/t-multilib.
+
+	* config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
+	to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
+	* config/avr/genmultilib.awk: New file.
+	* config/avr/t-multilib: New auto-generated file.
+	* config/avr/multilib.h: New auto-generated file.
+	* config/avr/t-avr (AVR_MCUS): New variable.
+	(genopt.sh): Use it.
+	(s-mlib): Depend on t-multilib.
+	(t-multilib, multilib.h): New dependencies.
+	(s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
+	(MULTILIB_OPTIONS): Remove.
+	(MULTILIB_MATCHES): Remove.
+	(MULTILIB_DIRNAMES): Remove.
+	(MULTILIB_EXCEPTIONS): Remove:
+	* config/avr/genopt.sh: Don't use hard coded file name;
+	pass AVR_MCUS from t-avr instead.
+
+2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
+
+2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
+
+	Implement light-weight DImode support.
+	* config/avr/avr-dimode.md: New file.
+	* config/avr/avr.md: Include it.
+	(adjust_len): Add plus64, compare64.
+	(HIDI): Remove code iterator.
+	(code_stdname): New code attribute.
+	(rotx, rotsmode): Remove DI.
+	(rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
+	as code iterator.
+	* config/avr/avr-protos.h (avr_have_dimode): New.
+	(avr_out_plus64, avr_out_compare64): New.
+	* config/avr/avr.c (avr_out_compare): Handle DImode.
+	(avr_have_dimode): New variable definition and initialization.
+	(avr_out_compare64, avr_out_plus64): New functions.
+	(avr_out_plus_1): Use simplify_unary_operation to negate xval.
+	(adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
+	(avr_compare_pattern): Skip DImode comparisons.
+
+2012-01-02  Revital Eres  <revital.eres@linaro.org>
+
+	* ddg.c (def_has_ccmode_p): New function.
+	(add_cross_iteration_register_deps,
+	create_ddg_dep_from_intra_loop_link): Call it.
+
+2012-01-02  Richard Guenther  <rguenther@suse.de>
+
+	PR other/51679
+	* invoke.texi (fassociative-math): Remove spurious paranthesis.
+
+2012-01-01  Jakub Jelinek  <jakub@redhat.com>
+
+	* gcc.c (process_command): Update copyright notice dates.
+	* gcov.c (print_version): Likewise.
+	* gcov-dump.c (print_version): Likewise.
+	* mips-tfile.c (main): Likewise.
+	* mips-tdump.c (main): Likewise.
+
+2012-01-01  Ira Rosen  <irar@il.ibm.com>
+
+	PR tree-optimization/51704
+	* tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
+	a use is inside the basic block or loop before accessing its vect info.
+
+2012-01-01  Jan Hubicka  <jhjh@suse.cz>
+
+	PR rtl-optimization/51069
+	* cfgloopmanip.c (remove_path): Removing path making irreducible
+	region unconditional makes BB part of the region.
+
+2012-01-01  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/51683
+	* tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
+	calls with side-effects.
+	* tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
+
+Copyright (C) 2012 Free Software Foundation, Inc.
+
+Copying and distribution of this file, with or without modification,
+are permitted in any medium without royalty provided the copyright
+notice and this notice are preserved.