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authorGeoffrey Keating <geoffk@apple.com>2003-07-17 21:50:38 +0000
committerGeoffrey Keating <geoffk@gcc.gnu.org>2003-07-17 21:50:38 +0000
commit89e9faee226678f1298961f6ef75243f2c1b3b2c (patch)
tree9da859c524037ff60011baf56048d01576d05ffc /libjava/java/security/Policy.java
parent36c6d174b370a10550ae749d624e62e9b43d0066 (diff)
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c-opts.c (this_input_filename): New.
* c-opts.c (this_input_filename): New. (finish_options): Take new parameter, name of file being compiled. Update callers. Set this_input_filename. (push_command_line_include): Use this_input_filename not main_input_filename. From-SVN: r69526
Diffstat (limited to 'libjava/java/security/Policy.java')
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2011-07-23  Richard Henderson  <rth@redhat.com>

	* basic-block.h (EDGE_PRESERVE): New.
	(EDGE_ALL_FLAGS, EDGE_COMPLEX): Include it.
	* bb-reorder.c: Include except.h.
	(fix_up_crossing_landing_pad): New.
	(find_rarely_executed_basic_blocks_and_crossing_edges): Place 
	landing pads in the right partition.  Duplicate as necessary.
	(partition_hot_cold_basic_blocks): Fix up DF info after
	duplicating landing pads.
	* cfg.c (dump_edge_info): Add crossing and preserve to bitnames.
	* cfgrtl.c (rtl_verify_flow_info_1): Validate that EDGE_CROSSING
	is set properly.  Validate that EH edges are not CROSSING.
	* except.c (expand_dw2_landing_pad_for_region): Split out from ...
	(dw2_build_landing_pads): ... here.
	(convert_to_eh_region_ranges): Remove code to fixup crossing
	landing pads.
	* except.h (expand_dw2_landing_pad_for_region): Declare.
	* tree-cfg.c (gimple_can_merge_blocks_p): Don't merge PRESERVE edges.

2011-07-23  Richard Earnshaw  <rearnsha@arm.com>

	PR target/49816
	* arm.c (aapcs_vfp_allocate_return_reg): Return NULL on failure.

2011-07-22  Jason Merrill  <jason@redhat.com>

	* doc/invoke.texi (C++ Dialect Options): Document -Wno-narrowing.

2011-07-22  Richard Henderson  <rth@redhat.com>

	* bb-reorder.c (gate_handle_partition_blocks): Honor optimize.

2011-07-22  Richard Henderson  <rth@redhat.com>

	* jump.c (maybe_propagate_label_ref): Split out of...
	(mark_all_labels): ... here.  Do not attempt label_ref
	propagation while in cfglayout mode.

2011-07-22  Jakub Jelinek  <jakub@redhat.com>

	* dwarf2out.c (struct macinfo_struct): Change code to unsigned char.
	(DEBUG_MACRO_SECTION, DEBUG_MACRO_SECTION_LABEL): Define.
	(dwarf_attr_name): Handle DW_AT_GNU_macros.
	(dwarf2out_define): If the vector is empty and
	lineno is 0, emit a dummy entry first.
	(dwarf2out_undef): Likewise.  Remove redundant semicolon.
	(htab_macinfo_hash, htab_macinfo_eq, output_macinfo_op,
	optimize_macinfo_range): New functions.
	(output_macinfo): Use them.  If !dwarf_strict and .debug_str is
	mergeable, optimize longer strings using
	DW_MACRO_GNU_{define,undef}_indirect and if HAVE_COMDAT_GROUP,
	optimize longer sequences of define/undef ops from headers
	using DW_MACRO_GNU_transparent_include.  For !dwarf_strict
	emit a section headers.
	(dwarf2out_init): For !dwarf_strict set debug_macinfo_section
	and macinfo_section_label to DEBUG_MACRO_SECTION
	resp. DEBUG_MACRO_SECTION_LABEL.
	(dwarf2out_finish): For !dwarf_strict emit DW_AT_GNU_macros
	instead of DW_AT_macro_info.

	PR other/32998
	* common.opt (grecord-gcc-switches, gno-record-gcc-switches): New
	options.
	* dwarf2out.c: Include opts.h.
	(dchar_p): New typedef.  Define heap VEC for it.
	(producer_string): New variable.
	(gen_producer_string): New function.
	(gen_compile_unit_die): Use it.
	(dwarf2out_finish): Fix up comp_unit_die () DW_AT_producer
	if needed.
	* Makefile.in (dwarf2out.o): Depend on $(OPTS_H).
	* doc/invoke.texi: Document -grecord-gcc-switches and
	-gno-record-gcc-switches, add a -grecord-gcc-switches reference
	to -frecord-gcc-switches description.

2011-07-22  Jason Merrill  <jason@redhat.com>

	PR c++/30112
	* c-decl.c (c_linkage_bindings): Define.

2011-07-22  Eric Botcazou  <ebotcazou@adacore.com>

	PR debug/49815
	* var-tracking.c (vt_finalize): Always free windowed_parm_regs.

2011-07-22  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (ix86_option_override_internal): Disallow
	MS ABI in x32 mode.
	(ix86_init_builtins): Call ix86_init_builtins_va_builtins_abi
	only for TARGET_LP64.
	(ix86_handle_abi_attribute): Check TARGET_LP64 instead of
	TARGET_64BIT.

2011-07-22  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): Rewrite to
	avoid warnings when GCC is built with a C++ compiler.

2011-07-22  Martin Jambor  <mjambor@suse.cz>

	PR lto/49796
	* cgraphunit.c (verify_edge_corresponds_to_fndecl): Return false
	if decl node is in another partition, call cgraph_get_node only
	once.

2011-07-22  Uros Bizjak  <ubizjak@gmail.com>

	* config.gcc (x86_64-*-linux*): Set
	default_gnu_indirect_function to yes.

2011-07-22  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/45819
	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
	preserve volatile and notrap flags.

2011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
	    Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

	PR bootstrap/49794
	* configure.ac: Test AM_ICONV with CXX.
	* configure: Regenerate.
	* config/sol2-c.c (solaris_format_types): Use EXPORTED_CONST.

2011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR bootstrap/49797
	* graphite-clast-to-gimple.c (CLOOG_LANGUAGE_C): Provide if missing.
	(set_cloog_options): Use it.

2011-07-22  Jakub Jelinek  <jakub@redhat.com>

	PR c++/49756
	* gcc.c (main): Call stack_limit_increase (64MB).
	* toplev.c (toplev_main): Likewise.

2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (ix86_expand_call): Call copy_to_mode_reg
	instead of force_reg.

2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (ix86_expand_move): Convert to Pmode if
	needed and use force_reg after convert.
	(ix86_expand_call): Likewise.
	(ix86_expand_special_args_builtin): Likewise.
	(ix86_expand_builtin): Likewise.

2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>

	PR middle-end/47654
	PR middle-end/49649
	* graphite-clast-to-gimple.c (type_for_clast_term): Pass v1 and v2
	in parameter.  Initialize v1 and v2 based on the values returned
	by clast_name_to_lb_ub.
	(type_for_clast_red): Pass v1 and v2 in parameter, and set their
	values.
	(type_for_clast_bin): Same.
	(type_for_clast_expr): Same.
	(type_for_clast_eq): Update calls to type_for_clast_expr.
	(type_for_clast_for): Same.
	(build_iv_mapping): Same.
	* graphite-ppl.h (value_min): New.

2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-clast-to-gimple.c (type_for_interval): Generate signed
	types whenever possible.

2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-clast-to-gimple.c (struct clast_name_index): Add lb
	and ub fields.
	(new_clast_name_index): Add lb and ub parameters.
	(free_clast_name_index): New.
	(clast_name_to_lb_ub): New.
	(save_clast_name_index): Add lb and ub parameters.
	(compute_bounds_for_param): New.
	(type_for_level): Removed.
	(type_for_clast_for): Removed level parameter.  Do not call
	type_for_level.
	(graphite_create_new_loop): Store the lb and ub for the clast_name
	of the iterator of the loop that has been generated.
	(graphite_create_new_loop_guard): Remove parameter level.
	(create_params_index): Store the lb and ub of each parameter.
	(gloog): Use free_clast_name_index.  Pass to create_params_index
	the current scop.

2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-clast-to-gimple.c (max_signed_precision_type): Removed.
	(max_precision_type): Inline max_signed_precision_type.
	(type_for_clast_red): Use max_precision_type.
	(type_for_clast_bin): Same.
	(type_for_clast_for): Same.

2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-clast-to-gimple.c (gcc_type_for_interval): Renamed
	type_for_interval.
	(gcc_type_for_value): Renamed type_for_value.
	(gcc_type_for_clast_term): Renamed type_for_clast_term.
	(gcc_type_for_clast_expr): Renamed type_for_clast_expr.
	(gcc_type_for_clast_red): Renamed type_for_clast_red.
	(gcc_type_for_clast_bin): Renamed type_for_clast_bin.
	(gcc_type_for_clast_eq): Renamed type_for_clast_eq.
	(graphite_translate_clast_equation): Update calls.
	(compute_type_for_level): Renamed type_for_level.
	(gcc_type_for_iv_of_clast_loop): Renamed type_for_clast_for.
	(build_iv_mapping): Update calls.
	(graphite_create_new_loop_guard): Same.

2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-clast-to-gimple.c (clast_get_body_of_loop): Add fixme
	comment.

2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-clast-to-gimple.c (struct ivs_params): New.
	(clast_name_to_gcc): Use ivs_params to pass around parameters.
	(clast_to_gcc_expression): Same.
	(clast_to_gcc_expression_red): Same.
	(gcc_type_for_clast_term): Same.
	(gcc_type_for_clast_expr): Same.
	(gcc_type_for_clast_red): Same.
	(gcc_type_for_clast_bin): Same.
	(gcc_type_for_clast_eq): Same.
	(graphite_translate_clast_equation): Same.
	(graphite_create_guard_cond_expr): Same.
	(graphite_create_new_guard): Same.
	(graphite_create_new_loop): Same.
	(build_iv_mapping): Same.
	(translate_clast_user): Same.
	(graphite_create_new_loop_guard): Same.
	(translate_clast): Same.
	(translate_clast_for_loop): Same.
	(translate_clast_for): Same.
	(translate_clast_guard): Same.
	(initialize_cloog_names): Fix typo.
	(gloog): Initialize an ivs_params struct, pass it to translate_clast.

2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-clast-to-gimple.c (struct clast_name_index): Add level.
	(new_clast_name_index): Add level parameter.
	(clast_name_to_level): New.
	(save_clast_name_index): Add level parameter.
	(newivs_to_depth_to_newiv): Removed.
	(clast_name_to_gcc): Inlined newivs_to_depth_to_newiv.
	(graphite_create_new_loop): Add level parameter.  Pass level to
	save_clast_name_index.
	(translate_clast_for_loop): Pass level to graphite_create_new_loop.
	(create_params_index): Pass level to save_clast_name_index.

2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-clast-to-gimple.c (graphite_create_new_loop): Do not
	recompute type, lb, and ub.  Get them from...
	(graphite_create_new_loop_guard): ...here.  Pass in parameter
	pointers to type, lb, and ub.
	(translate_clast_for_loop): Update function calls.
	(translate_clast_for): Same.

2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-clast-to-gimple.c (compute_bounds_for_level): Call
	psct_dynamic_dim.
	(translate_clast_for_loop): Pass loop level to dependency_in_loop_p.
	(gcc_type_for_iv_of_clast_loop): Update use of level.
	(gloog): Start counting nesting level from 0.
	* graphite-clast-to-gimple.h (get_scattering_level): Removed.
	* graphite-dependences.c (graphite_carried_dependence_level_k): Call
	psct_dynamic_dim on level.

2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (ix86_legitimize_address): Convert to
	Pmode if needed.

2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (function_value_64): Always return pointers
	in Pmode.
	(ix86_promote_function_mode): New.
	(TARGET_PROMOTE_FUNCTION_MODE): Likewise.

2011-07-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/49749
	* tree-ssa-reassoc.c (get_rank): Fix operand scan conditions and
	remove no-longer-used maxrank variable.

2011-07-21  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.c (final_prescan_insn): Fix printing of rtx_costs.

2011-07-21  Jason Merrill  <jason@redhat.com>

	* system.h (HAVE_DESIGNATED_UNION_INITIALIZERS): New.
	* recog.h (struct insn_data_d): Check it instead of
	HAVE_DESIGNATED_INITIALIZERS.
	* genoutput.c (output_insn_data): Likewise.

2011-07-21  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49770
	* tree-ssa-sccvn.c (valueize_refs_1): Return whether we
	valueized any operand.  Renamed from ...
	(valueize_refs): ... this.  New wrapper around valueize_refs_1.
	(valueize_shared_reference_ops_from_ref): Return whether we
	valueized any operand.
	(vn_reference_lookup): Only when we valueized any operand
	use the valueized reference for alias analysis.  Do not preserve
	the original reference tree in this case.

2011-07-21  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_decompose_address): Reject all but
	register operands and subregs of DImode hard registers in index.

2011-07-21  Kai Tietz  <ktietz@redhat.com>

	* fold-const.c (fold_unary_loc): Preserve indirect
	comparison cast to none-boolean type.
	* tree-ssa.c (useless_type_conversion_p): Preserve cast
	from/to boolean-type.
	* gimplify.c (gimple_boolify): Handle boolification of comparisons.
	(gimplify_expr): Boolifiy non aggregate-typed comparisons.
	* tree-cfg.c (verify_gimple_comparison): Check result
	type of comparison expression.
	* tree-ssa-forwprop.c (forward_propagate_comparison): Adjust test
	of condition result and disallow type-cast sinking into comparison.

2011-07-21  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-forwprop.c (combine_conversions): Return whether
	we have to run cfg-cleanup.  Properly remove dead stmts.
	(ssa_forward_propagate_and_combine): Adjust.

2011-07-21  Richard Sandiford  <richard.sandiford@linaro.org>

	* regcprop.c (maybe_mode_change): Check HARD_REGNO_MODE_OK.

2011-07-21  Kai Tietz  <ktietz@redhat.com>

	* tree-ssa-propagate.c (substitute_and_fold): Use
	do_dce flag to deside, if BB's statements are scanned
	in last to first, or first to last order.

2011-07-21  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.c (avr_rtx_costs): Set cost of CONST, LABEL_REF to 0.

2011-07-20  H.J. Lu  <hongjiu.lu@intel.com>
	    Uros Bizjak  <ubizjak@gmail.com>
	    Richard Henderson  <rth@redhat.com>

	* config/i386/constraints.md (w): New.

	* config/i386/i386.c (ix86_output_addr_vec_elt): Check
	TARGET_LP64 instead of TARGET_64BIT for ASM_QUAD.

	* config/i386/i386.h (CASE_VECTOR_MODE): Check TARGET_LP64
	instead of TARGET_64BIT.

	* config/i386/i386.md (indirect_jump): Replace
	nonimmediate_operand with indirect_branch_operand.
	(*indirect_jump): Likewise.  Replace constraint "m" with "w".
	(tablejump): Replace nonimmediate_operand with indirect_branch_operand.
	Convert operand 0 to Pmode for x32 if not PIC.
	(*tablejump_1): Replace nonimmediate_operand with
	indirect_branch_operand.  Replace constraint "m" with "w".
	(*call_vzeroupper): Replace constraint "m" with "w".
	(*call): Likewise.
	(*call_rex64_ms_sysv_vzeroupper): Likewise.
	(*call_rex64_ms_sysv): Likewise.
	(*call_value_vzeroupper): Likewise.
	(*call_value): Likewise.
	(*call_value_rex64_ms_sysv_vzeroupper): Likewise.
	(*call_value_rex64_ms_sysv): Likewise.
	(set_got_offset_rex64): Check TARGET_LP64 instead of TARGET_64BIT.

	* config/i386/predicates.md (indirect_branch_operand): New.
	(call_insn_operand): Support x32.

2011-07-20  Michael Eager  <eager@eagercon.com>

	* params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Default to 12.

2011-07-20  Richard Henderson  <rth@redhat.com>

	* cfg.c (dump_bb_info): Dump basic_block->flags.
	* cfgrtl.c (print_rtl_with_bb): Use dump_bb_info.

2011-07-20  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_decompose_address): Allow only subregs
	of DImode hard registers in index.
	(ix86_legitimate_address_p): Allow subregs of base and index to span
	more than a word.  Assert that subregs of base and index satisfy
	register_no_elim_operand predicates.  Reject addresses where
	base and index have different modes.

2011-07-20  Robert Millan  <rmh@gnu.org>

	* config.gcc (mips*-*-linux*): Remove redundant tm_file entry.

2011-07-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

	* bb-reorder.c (fix_crossing_conditional_branches): Fix crash by
	removing now-unnecessary assignment.

2011-07-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

	* emit-rtl.c (set_mem_attributes_minus_bitpos): Restore setting
	memory address space to the type's address space.

2011-07-20  Georg-Johann Lay  <avr@gjlay.de>

	PR target/36467
	PR target/49687
	* config/avr/avr.md (mulhi3): Use register_or_s9_operand for operand2
	and expand appropriately if there is a CONST_INT in operand2.
	(usmulqihi3): New insn.
	(*sumulqihi3): New insn.
	(*osmulqihi3): New insn.
	(*oumulqihi3): New insn.
	(*muluqihi3.uconst): New insn_and_split.
	(*muluqihi3.sconst): New insn_and_split.
	(*mulsqihi3.sconst): New insn_and_split.
	(*mulsqihi3.uconst): New insn_and_split.
	(*mulsqihi3.oconst): New insn_and_split.
	(*ashifthi3.signx.const): New insn_and_split.
	(*ashifthi3.signx.const7): New insn_and_split.
	(*ashifthi3.zerox.const): New insn_and_split.
	(mulsqihi3): New insn.
	(muluqihi3): New insn.
	(muloqihi3): New insn.
	* config/avr/predicates.md (const_2_to_7_operand): New.
	(const_2_to_6_operand): New.
	(u8_operand): New.
	(s8_operand): New.
	(o8_operand): New.
	(s9_operand): New.
	(register_or_s9_operand): New.

2011-07-20  Kai Tietz  <ktietz@redhat.com>

	* builtins.c (fold_builtin_expect): See through the cast
	from truthvalue_type_node to long.

2011-07-20  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/vsx.md (vsx_fma*): Use 4 argument fma instructions
	where we can use them from the standard and altivec instruction
	sets, instead of always using the 3 operand VSX forms that require
	the destination to overlap one of the inputs.
	(vsx_fms*): Ditto.
	(vsx_fnma*): Ditto.
	(vsx_fnms*): Ditto.

	* config/rs6000/rs6000.md (fmadf4_fpr): Set fp_type fp_maddsub_d
	for DF types.
	(fmsdf4_fpr): Ditto.
	(nfmadf4_fpr): Ditto.
	(nfmsdf4_fpr): Ditto.

2011-07-20  Sandra Loosemore  <sandra@codesourcery.com>

	* genrecog.c (make_insn_sequence): Correct position numbering
	when filtering out match_scratch and match_dup.

2011-07-20  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-forwprop.c (remove_prop_source_from_use): Robustify
	against already removed statements.
	(forward_propagate_into_comparison): Remove dead defining stmts.
	(forward_propagate_into_gimple_cond): Likewise.
	(forward_propagate_into_cond): Simplify.
	(ssa_forward_propagate_and_combine): Handle changed cfg from
	forward_propagate_into_comparison.
	* tree-ssa-phiopt.c (conditional_replacement): Use proper
	locations for newly built statements.

2011-07-20  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.c (avr_rtx_costs): Set cost of SYMBOL_REF to 0.

2011-07-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.c (s390_class_max_nregs): Fix return type.
	* config/s390/s390-protos.h (s390_class_max_nregs): Likewise.

2011-07-20  Richard Guenther  <rguenther@suse.de>

	PR middle-end/18908
	* tree.c (integer_all_onesp): Use TYPE_PRECISION, not mode precision.
	* tree-ssa-forwprop.c (simplify_bitwise_binary): Remove bogus
	ADDR_EXPR folding.  Canonicalize X ^ ~0 as ~X.

2011-07-20  Vladimir Makarov  <vmakarov@redhat.com>

	* config/frv/frv.c (frv_register_move_cost): Define explicitly
	costs for subclasses of GR_REGS.

2011-07-20  Uros Bizjak  <ubizjak@gmail.com>

	PR target/49780
	* config/i386/predicates.md (no_seg_addres_operand): No more special.
	* config/i386/i386.c (ix86_decompose_address): Allow only subregs
	of DImode hard registers in base.
	(ix86_legitimate_address_p): Allow SImode and DImode base and index
	registers.

2011-07-20  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-structalias.c (new_var_info): Allocate oldsolution lazily.
	(unify_nodes): Deal with that.
	(solve_graph): Likewise.

2011-07-20  Chung-Lin Tang  <cltang@codesourcery.com>

	* config/arm/arm.c (arm_canonicalize_comparison): Add case to
	canonicalize left operand from ZERO_EXTEND to AND.

2011-07-20  Anatoly Sokolov  <aesok@post.ru>

	* target.def (class_max_nregs): New hook.
	* doc/tm.texi.in (TARGET_CLASS_MAX_NREGS): Document.
	* doc/tm.texi: Regenerate.
	* targhooks.c (default_class_max_nregs): New function.
	* targhooks.h (default_class_max_nregs): Declare.
	* ira.h (target_ira): Change type x_ira_reg_class_max_nregs and
	x_ira_reg_class_min_nregs arrays to unsigned char.
	* ira.c (setup_reg_class_nregs): Use TARGET_CLASS_MAX_NREGS target
	hook instead of CLASS_MAX_NREGS macro.
	* reginfo.c (restore_register_info): Ditto.
	* ira-conflicts.c (process_regs_for_copy): Use
	ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro.
	Change type rclass and aclass vars to reg_class_t.
	* ira-costs.c (record_reg_classes): Use ira_reg_class_max_nregs
	array instead of CLASS_MAX_NREGS macro. Change type rclass var to
	reg_class_t.
	* reload.c (combine_reloads, find_reloads, find_reloads_address_1):
	Use ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro.

	* config/i386/i386.h (CLASS_MAX_NREGS): Remove.
	* config/i386/i386.c (ix86_class_max_nregs): New function.
	(ix86_register_move_cost): Use TARGET_CLASS_MAX_NREGS target hook
	instead of CLASS_MAX_NREGS macro.
	(TARGET_CLASS_MAX_NREGS): Define.
	* config/avr/avr.h (CLASS_MAX_NREGS): Remove.
	* config/avr/avr-protos.h (class_max_nregs): Remove declaration.
	* config/avr/avr.c (class_max_nregs): Remove function.
	* config/alpha/alpha.h (CLASS_MAX_NREGS): Remove.
	* config/spu/spu.h (CLASS_MAX_NREGS): Remove.
	* config/mep/mep.h (CLASS_MAX_NREGS): Remove.
	* config/m32r/m32r.h (CLASS_MAX_NREGS): Remove.
	* config/microblaze/microblaze.h (CLASS_MAX_NREGS): Remove.
	* config/xtensa/xtensa.h (CLASS_MAX_NREGS): Remove.
	* config/stormy16/stormy16.h (CLASS_MAX_NREGS): Remove.
	* config/lm32/lm32.h (CLASS_MAX_NREGS): Remove.
	* config/moxie/moxie.h (CLASS_MAX_NREGS): Remove.
	* config/iq2000/iq2000.h (CLASS_MAX_NREGS): Remove.
	* config/mn10300/mn10300.h (CLASS_MAX_NREGS): Remove.
	* config/score/score.h (CLASS_MAX_NREGS): Remove.
	* config/vax/vax.h (CLASS_MAX_NREGS): Remove.
	* config/h8300/h8300.h (CLASS_MAX_NREGS): Remove.
	* config/v850/v850.h (CLASS_MAX_NREGS): Remove.

2011-07-19  Eric Botcazou  <ebotcazou@adacore.com>

	* cif-code.def (OVERWRITABLE): Fix typo and move around.
	(TARGET_OPTIMIZATION_MISMATCH): Delete.
	(EH_PERSONALITY): Fix typo.
	(NON_CALL_EXCEPTIONS): Fix message.
	(OPTIMIZATION_MISMATCH): Adjust message.
	* ipa-inline.c (can_inline_edge_p): Use CIF_OPTIMIZATION_MISMATCH.

2011-07-19  Ian Lance Taylor  <iant@google.com>

	* doc/install.texi (Configuration): Document
	--enable-build-poststage1-with-cxx.

2011-07-19  Robert Millan  <rmh@gnu.org>

	* config/mips/gnu-user.h: Copy from linux.h.  Update comments.
	(GLIBC_DYNAMIC_LINKER): Remove.

	* config/mips/gnu-user64.h: Copy from linux64.h.  Update comments.
	(GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64)
	(GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32)
	(BIONIC_DYNAMIC_LINKERN32, GNU_USER_DYNAMIC_LINKERN32): Remove.
	(LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32,
	GNU_USER_DYNAMIC_LINKER64 and GNU_USER_LINK_EMULATIONN32.

	* config/mips/linux.h: Remove everything except for ...
	(GLIBC_DYNAMIC_LINKER): ... this macro.

	* config/mips/linux64.h: Remove everything except for ...
	(GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64)
	(GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32)
	(BIONIC_DYNAMIC_LINKERN32): ... these macros.
	(GNU_USER_LINK_EMULATION32, GNU_USER_LINK_EMULATION64)
	(GNU_USER_LINK_EMULATIONN32): New macros.

	* config.gcc (mips64*-*-linux* | mipsisa64*-*-linux* | mips-*-linux*):
	Use the new headers.

2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>

	* rtl.h (mem_attrs): Turn offset and size fields into HOST_WIDE_INTs.
	Add offset_known_p and size_known_p fields.
	(MEM_OFFSET_KNOWN_P): Update accordingly.
	(MEM_OFFSET, MEM_SIZE_KNOWN_P, MEM_SIZE): Likewise.
	* emit-rtl.c (mem_attrs_htab_hash): Update after mem_attrs changes.
	(mem_attrs_eq_p, set_mem_attributes_minus_bitpos, set_mem_offset)
	(clear_mem_offset, set_mem_size, clear_mem_size, change_address)
	(adjust_address_1, widen_memory_access, set_mem_attrs_for_spill)
	(init_emit_regs): Likewise.

2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>

	* doc/rtl.texi (MEM_OFFSET_KNOWN_P): Document.
	(MEM_OFFSET): Change from returning an rtx to returning a
	HOST_WIDE_INT.
	* rtl.h (MEM_OFFSET_KNOWN_P): New macro.
	(MEM_OFFSET): Return a HOST_WIDE_INT rather than an rtx.
	* emit-rtl.h (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx.
	(clear_mem_offset): Declare.
	* alias.c (ao_ref_from_mem): Adjust uses of MEM_OFFSET, using
	MEM_OFFSET_KNOWN_P to test whether the offset is known, and
	MEM_OFFSET to get a HOST_WIDE_INT offset.
	(nonoverlapping_memrefs_p): Likewise.  Adjust calls to...
	(adjust_offset_for_component_ref): Take a bool "known_p"
	parameter and a HOST_WIDE_INT "offset" parameter.
	* builtins.c (get_memory_rtx): As for ao_ref_from_mem.
	Adjust calls to set_mem_offset, passing a HOST_WIDE_INT rather
	than an rtx.  Use clear_mem_offset to clear the offset.
	* cfgcleanup.c (merge_memattrs): Likewise.
	* dwarf2out.c (tls_mem_loc_descriptor): Likewise.
	* function.c (assign_parm_find_stack_rtl): Likewise.
	(assign_parm_setup_stack): Likewise.
	* print-rtl.c (print_rtx): Likewise.
	* reload.c (find_reloads_subreg_address): Likewise.
	* simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
	* var-tracking.c (INT_MEM_OFFSET): Likewise.
	* emit-rtl.c (set_reg_attrs_from_value): Likewise.
	(get_mem_align_offset): Likewise.
	(set_mem_offset): Take a HOST_WIDE_INT rather than an rtx.
	(clear_mem_offset): New function.
	* config/mips/mips.c (r10k_safe_mem_expr_p): Take a HOST_WIDE_INT
	offset rather than an rtx.  Assume both the expressio and offset
	are available.
	(r10k_needs_protection_p_1): Update accordingly, checking the
	expression and offset availability here instead.

2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>

	* doc/rtl.texi (MEM_SIZE_KNOWN_P): Document.
	(MEM_SIZE): Change from returning an rtx to returning a HOST_WIDE_INT.
	* rtl.h (MEM_SIZE_KNOWN_P): New macro.
	(MEM_SIZE): Return a HOST_WIDE_INT rather than an rtx.
	* emit-rtl.h (set_mem_size): Take a HOST_WIDE_INT rather than an rtx.
	(clear_mem_size): Declare.
	* emit-rtl.c (set_mem_size): Take a HOST_WIDE_INT rather than an rtx.
	(clear_mem_size): New function.
	* alias.c (ao_ref_from_mem): Adjust uses of MEM_SIZE, using
	MEM_SIZE_KNOWN_P to test whether the size is known, and MEM_SIZE
	to get a HOST_WIDE_INT size.  Adjust calls to set_mem_size,
	passing a HOST_WIDE_INT rather than an rtx.  Use clear_mem_size
	to clear the size.
	(nonoverlapping_memrefs_p): Likewise.
	* builtins.c (get_memory_rtx, expand_builtin_memcmp): Likewise.
	(expand_builtin_init_trampoline): Likewise.
	* calls.c (compute_argument_addresses): Likewise.
	* cfgcleanup.c (merge_memattrs): Likewise.
	* dce.c (find_call_stack_args): Likewise.
	* dse.c (record_store, scan_insn): Likewise.
	* dwarf2out.c (dw_sra_loc_expr): Likewise.
	* expr.c (emit_block_move_hints): Likewise.
	* function.c (assign_parm_find_stack_rtl): Likewise.
	* print-rtl.c (print_rtx): Likewise.
	* reload.c (find_reloads_subreg_address): Likewise.
	* rtlanal.c (may_trap_p_1): Likewise.
	* var-tracking.c (track_expr_p): Likewise.
	* varasm.c (assemble_trampoline_template): Likewise.
	* config/arm/arm.c (arm_print_operand): Likewise.
	* config/h8300/h8300.c (h8sx_emit_movmd): Likewise.
	* config/i386/i386.c (expand_movmem_via_rep_mov): Likewise.
	(expand_setmem_via_rep_stos, expand_constant_movmem_prologue)
	(expand_constant_setmem_prologue): Likewise.
	* config/mips/mips.c (mips_get_unaligned_mem): Likewise.
	* config/rs6000/rs6000.c (expand_block_move): Likewise.
	(adjacent_mem_locations): Likewise.
	* config/s390/s390.c (s390_expand_setmem): Likewise.
	(s390_expand_insv): Likewise.
	* config/s390/s390.md (*extzv<mode>, *extv<mode>): Likewise.
	(*extendqi<mode>2_short_displ): Likewise.
	* config/sh/sh.c (expand_block_move): Likewise.
	* config/sh/sh.md (extv, extzv): Likewise.

2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>

	* emit-rtl.c (mem_attrs_eq_p): New function, split out from...
	(mem_attrs_htab_eq): ...here.
	(find_mem_attrs): Replace with...
	(set_mem_attrs): ...this function.  Take a mem_attrs structure
	rather than individual fields.
	(set_mem_attributes_minus_bitpos, set_mem_alias_set)
	(set_mem_addr_space, set_mem_align, set_mem_expr, set_mem_offset)
	(set_mem_size, change_address, adjust_address_1, offset_address)
	(widen_memory_access, get_spill_slot_decl, set_mem_attrs_for_spill):
	Update accordingly.

2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>

	* rtl.h (MEM_ALIAS_SET, MEM_EXPR, MEM_OFFSET, MEM_ADDR_SPACE)
	(MEM_SIZE, MEM_ALIGN): Redefine in terms of get_mem_attrs.
	Provide a dummy definition of MEM_ADDR_SPACE for generators.
	(target_rtl): Add x_mode_mem_attrs.
	(mode_mem_attrs): New macro.
	(get_mem_attrs): New function.
	* emit-rtl.c (get_mem_attrs): Rename to...
	(find_mem_attrs): ...this.
	(set_mem_attributes_minus_bitpos, set_mem_alias_set)
	(set_mem_addr_space, set_mem_align, set_mem_expr, set_mem_offset)
	(set_mem_size, change_address, adjust_address_1, offset_address)
	(widen_memory_access, get_spill_slot_decl, set_mem_attrs_for_spill):
	Update accordingly.
	(init_emit_regs): Initialize mode_mem_attrs.

2011-07-19  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-forwprop.c (lookup_logical_inverted_value): Remove
	TRUTH_*_EXPR handling.
	* tree-ssa-operands.c (get_expr_operands): Likewise.
	* tree-ssa-pre.c (fully_constant_expression): Likewise.
	* tree-ssa-uninit.c (use_pred_not_overlap_with_undef_path_pre):
	Likewise.
	(is_and_or_or): Likewise.
	(is_norm_cond_subset_of): Likewise.

2011-07-19  Richard Guenther  <rguenther@suse.de>

	* tree.h (fold_build_pointer_plus_loc): New helper function.
	(fold_build_pointer_plus_hwi_loc): Likewise.
	(fold_build_pointer_plus): Define.
	(fold_build_pointer_plus_hwi): Likewise.
	* builtins.c (std_gimplify_va_arg_expr): Use fold_build_pointer_plus.
	(fold_builtin_memory_op): Likewise.
	(fold_builtin_stpcpy): Likewise.
	(fold_builtin_memchr): Likewise.
	(fold_builtin_strstr): Likewise.
	(fold_builtin_strchr): Likewise.
	(fold_builtin_strrchr): Likewise.
	(fold_builtin_strpbrk): Likewise.
	(fold_builtin_strcat): Likewise.
	(expand_builtin_memory_chk): Likewise.
	(fold_builtin_memory_chk): Likewise.
	* c-typeck.c (build_unary_op): Likewise.
	* cgraphunit.c (thunk_adjust): Likewise.
	* fold-const.c (build_range_check): Likewise.
	(fold_binary_loc): Likewise.
	* omp-low.c (extract_omp_for_data): Likewise.
	(expand_omp_for_generic): Likewise.
	(expand_omp_for_static_nochunk): Likewise.
	(expand_omp_for_static_chunk): Likewise.
	* tree-affine.c (add_elt_to_tree): Likewise.
	* tree-data-ref.c (split_constant_offset_1): Likewise.
	* tree-loop-distribution.c (generate_memset_zero): Likewise.
	* tree-mudflap.c (mf_xform_derefs_1): Likewise.
	* tree-predcom.c (ref_at_iteration): Likewise.
	* tree-ssa-address.c (tree_mem_ref_addr): Likewise.
	(add_to_parts): Likewise.
	(create_mem_ref): Likewise.
	* tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
	* tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Likewise.
	(number_of_iterations_le): Likewise.
	* tree-ssa-loop-prefetch.c (issue_prefetch_ref): Likewise.
	* tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
	(vect_create_addr_base_for_vector_ref): Likewise.
	* tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Likewise.
	(vect_create_cond_for_alias_checks): Likewise.
	* tree-vrp.c (extract_range_from_assert): Likewise.
	* config/alpha/alpha.c (alpha_va_start): Likewise.
	(alpha_gimplify_va_arg_1): Likewise.
	* config/i386/i386.c (ix86_va_start): Likewise.
	(ix86_gimplify_va_arg): Likewise.
	* config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
	* config/mep/mep.c (mep_expand_va_start): Likewise.
	(mep_gimplify_va_arg_expr): Likewise.
	* config/mips/mips.c (mips_va_start): Likewise.
	(mips_gimplify_va_arg_expr): Likewise.
	* config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
	* config/rs6000/rs6000.c (rs6000_va_start): Likewise.
	(rs6000_gimplify_va_arg): Likewise.
	* config/s390/s390.c (s390_va_start): Likewise.
	(s390_gimplify_va_arg): Likewise.
	* config/sh/sh.c (sh_va_start): Likewise.
	(sh_gimplify_va_arg_expr): Likewise.
	* config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
	* config/spu/spu.c (spu_va_start): Likewise.
	(spu_gimplify_va_arg_expr): Likewise.
	* config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
	Likewise.
	(xstormy16_gimplify_va_arg_expr): Likewise.
	* config/xtensa/xtensa.c (xtensa_va_start): Likewise.
	(xtensa_gimplify_va_arg_expr): Likewise.

2011-07-19  Richard Guenther  <rguenther@suse.de>

	* expr.c (expand_expr_real_2): Remove TRUTH_*_EXPR handling.
	(expand_expr_real_1): Remove TRUTH_*IF_EXPR and STATEMENT_LIST
	handling.

	PR middle-end/18908
	* expr.c (expand_expr_real_2): Do not unnecessarily truncate the
	result of BIT_*_EXPR to bitfield precision.

2011-07-19  Richard Sandiford  <richard.sandiford@linaro.org>

	PR tree-optimization/49742
	* tree-data-ref.c (get_references_in_stmt): Treat the lhs of a call
	as a potential write.

2011-07-19  Richard Guenther  <rguenther@suse.de>

	* Makefile.in (tree-ssa-forwprop.o): Depend on gimple-pretty-print.h.
	* tree-ssa-forwprop.c: Include gimple-pretty-print.h.
	(forward_propagate_comparison): Simplify, remove obsolete code.

2011-07-19  Richard Guenther  <rguenther@suse.de>

	* gimplify.c (gimplify_expr): Gimplify TRUTH_NOT_EXPR as
	BIT_XOR_EXPR, same as the RTL expander does.
	* tree-cfg.c (verify_expr): Disallow TRUTH_NOT_EXPR in the gimple IL.
	(verify_gimple_assign_unary): Likewise.
	* tree-ssa-propagate.c (valid_gimple_rhs_p): Disallow TRUTH_*_EXPR.
	* tree-ssa-forwprop.c (forward_propagate_comparison): Handle
	BIT_NOT_EXPR and BIT_XOR_EXPR instead of TRUTH_NOT_EXPR.

2011-07-19  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/49768
	* gimple-fold.c (fold_nonarray_ctor_reference): Return NULL
	if offset is smaller than bitoffset, but offset+size is bigger
	than bitoffset.

2011-07-19  Ira Rosen  <ira.rosen@linaro.org>

	PR tree-optimization/49771
	* tree-vect-loop-manip.c (vect_vfa_segment_size): In case of
	zero step, set segment length to the size of the data-ref's type.

2011-07-18  Martin Jambor  <mjambor@suse.cz>

	* ipa-prop.h: Include alloc-pool.h, all sorts of updates to general
	comments.
	(ipcp_values_pool): Declare.
	(ipcp_sources_pool): Likewise.
	(ipcp_lattice): Changed to forward declaration.
	(ipa_param_descriptor): Removed fields ipcp_lattice, types and
	cannot_devirtualize.
	(ipa_node_params): New fields descriptors, lattices, known_vals,
	clone_for_all_contexts and node dead, removed fields params and
	count_scale.
	(ipa_set_param_count): Removed.
	(ipa_get_param_count): Made to work with descriptors vector.
	(ipa_get_param): Updated.
	(ipa_param_cannot_devirtualize_p): Removed.
	(ipa_param_types_vec_empty): Likewise.
	(ipa_set_param_used): New function.
	(ipa_get_param_used): Updated to use descriptors vector.
	(ipa_func_list): Removed.
	(ipa_init_func_list): Removed declaration.
	(ipa_push_func_to_list_1): Likewise.
	(ipa_pop_func_from_list): Likewise.
	(ipa_push_func_to_list): Removed.
	(ipa_lattice_from_jfunc): Remove declaration.
	(ipa_get_jf_pass_through_result): Declare.
	(ipa_get_jf_ancestor_result): Likewise.
	(ipa_value_from_jfunc): Likewise.
	(ipa_get_lattice): Update.
	(ipa_lat_is_single_const): New function.
	* ipa-prop.c (ipa_push_func_to_list_1): Removed.
	(ipa_init_func_list): Likewise.
	(ipa_pop_func_from_list): Likewise.
	(ipa_get_param_decl_index): Fix coding style.
	(count_formal_params): Removed.
	(count_formal_params_1): Renamed to count_formal_params.
	(ipa_populate_param_decls): Update to use descriptors vector.
	(ipa_initialize_node_params): Likewise.
	(visit_ref_for_mod_analysis): Use ipa_set_param_used.
	(ipa_analyze_params_uses): Likewise.
	(ipa_free_node_params_substructures): Likewise and free also lattices
	and known values.
	(duplicate_array): Removed.
	(ipa_edge_duplication_hook): Add the new edge to the list of edge
	clones.
	(ipa_node_duplication_hook): Update to use new lattices.
	(ipa_free_all_structures_after_ipa_cp): Free alloc pools.
	(ipa_free_all_structures_after_iinln): Likewise.
	(ipa_write_node_info): Update to use new lattices.
	(ipa_read_node_info): Likewise.
	(ipa_get_jf_pass_through_result): New function.
	(ipa_get_jf_ancestor_result): Likewise.
	(ipa_value_from_jfunc): Likewise.
	(ipa_cst_from_jfunc): Reimplemented using ipa_value_from_jfunc.
	* ipa-cp.c: Reimplemented.
	* params.def (PARAM_DEVIRT_TYPE_LIST_SIZE): Removed.
	(PARAM_IPA_CP_VALUE_LIST_SIZE): New parameter.
	(PARAM_IPA_CP_EVAL_THRESHOLD): Likewise.
	* Makefile.in (IPA_PROP_H): Added alloc-pool.h to dependencies.
	* doc/invoke.texi (devirt-type-list-size): Removed description.
	(ipa-cp-value-list-size): Added description.

2011-07-18  Richard Henderson  <rth@redhat.com>

	* bb-reorder.c (fix_crossing_conditional_branches): Emit all insns
	before calling create_basic_block.

2011-07-18  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/49675
	* tree.c (build_common_builtin_nodes): Register
	__builtin_return_address, __cyg_profile_func_enter
	and __cyg_profile_func_exit.

2011-07-18  Richard Henderson  <rth@redhat.com>

	* bb-reorder.c (emit_barrier_after_bb): Split out of ...
	(add_labels_and_missing_jumps): ... here.
	(fix_up_fall_thru_edges, fix_crossing_conditional_branches): Use it.

2011-07-18  Uros Bizjak  <ubizjak@gmail.com>

	PR target/47744
	* config/i386/i386.c (ix86_decompose_address): Allow only subregs
	of DImode hard registers in PLUS address chains.

2011-07-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR bootstrap/49769
	* config.gcc (alpha*-*-linux*): Add crtfastmath.o to extra_parts.
	(alpha*-*-freebsd*): Likewise.
	(i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
	i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
	i[34567]86-*-kopensolaris*-gnu): Add crtprec32.o, crtprec64.o,
	crtprec80.o, crtfastmath.o to extra_parts for all targets.
	(ia64*-*-elf*): Remove extra_parts.
	(sparc-*-linux*): Add crtfastmath.o to extra_parts.
	(sparc64-*-linux*): Likewise.
	(sparc64-*-freebsd*): Likewise.

	Revert:
	* config.gcc (ia64*-*-freebsd*): Remove crtfastmath.o from extra_parts.
	(ia64*-*-linux*): Likewise.
	(mips64*-*-linux*): Likewise.
	(mips*-*-linux*): Likewise.

2011-07-18  David Edelsohn  <dje.gcc@gmail.com>

	* doc/install.texi (Specific, *-ibm-aix*): AIX assembler bug.

2011-07-18  Richard Guenther  <rguenther@suse.de>

	* gimplify.c (gimplify_expr): Use input_location, not saved_location
	when building new trees.

2011-07-18  Richard Guenther  <rguenther@suse.de>

	* expr.c (expand_expr_real_2): Properly truncate the BIT_NOT_EXPR
	expansion result to bitfield precision if required.

2011-07-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config.gcc (i[3456x]86-*-netware*): Remove.

	* gthr-nks.h: Remove.
	* configure.ac (enable_threads): Remove nks.
	* configure: Regenerate.

	* config/i386/i386.c (ix86_encode_section_info): Remove netware
	reference.
	* config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): Remove
	<netware.h> reference.

	* config/i386/netware-libgcc.c,
	gcc/config/i386/netware-libgcc.def,
	gcc/config/i386/netware-libgcc.exp, gcc/config/i386/netware.c,
	gcc/config/i386/netware.h, gcc/config/i386/netware.opt,
	gcc/config/i386/nwld.c, gcc/config/i386/nwld.h,
	gcc/config/i386/t-netware, gcc/config/i386/t-nwld: Remove

	* doc/extend.texi (Function Attributes,
	callee_pop_aggregate_return): Remove i?86-netware reference.
	* doc/install.texi (Configuration, --enable-threads): Remove nks.

2011-07-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/49746
	Revert:
	2010-12-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
	patterns.

2011-07-17  Eric Botcazou  <ebotcazou@adacore.com>

	PR middle-end/49732
	* tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.

2011-07-16  Matthias Klose  <doko@ubuntu.com>

	* doc/install.texi: Document --enable-static-libjava.

2011-07-15  Richard Henderson  <rth@redhat.com>

	* bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
	Replace all three arguments by returning a VEC of edges.
	(add_labels_and_missing_jumps): Accept a VEC of edges, not bare
	pointers and counts.
	(fix_edges_for_rarely_executed_code): Merge ...
	(rest_of_handle_partition_blocks): ... into...
	(partition_hot_cold_basic_blocks): ... here.  Return todo items if
	any work was performed.
	(pass_partition_blocks): Clear todo_flags_finish.

2011-07-15  Paolo Carlini  <paolo.carlini@oracle.com>
	    Jakub Jelinek  <jakub@redhat.com>
	    Jonathan Wakely  <jwakely.gcc@gmail.com>

	PR libstdc++/49745
	* gthr-posix.h: Do not include <unistd.h> unconditionally; use
	_GTHREADS_USE_MUTEX_TIMEDLOCK instead of _POSIX_TIMEOUTS.

2011-07-15  Jason Merrill  <jason@redhat.com>

	PR testsuite/49741
	* Makefile.in ($(lang_checks_parallelized)): Allow --extra_opts
	rather than --tool_opts.

2011-07-15  Basile Starynkevitch  <basile@starynkevitch.net>

	* doc/plugins.texi (Building GCC plugins): gengtype needs its
	corresponding gtype.state.

2011-07-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/49723
	* config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.

2011-07-15  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/48220
	* doc/md.texi (Standard Names): Document window_save.
	* cfgexpand.c (expand_debug_parm_decl): New function extracted from
	expand_debug_expr and expand_debug_source_expr.  If the target has
	a window_save instruction, adjust the ENTRY_VALUE_EXP.
	(expand_debug_expr) <SSA_NAME>: Call expand_debug_parm_decl if the
	SSA_NAME_VAR is a parameter.
	(expand_debug_source_expr) <PARM_DECL>: Call expand_debug_parm_decl.
	* var-tracking.c (parm_reg_t): New type and associated vector type.
	(windowed_parm_regs): New variable.
	(adjust_insn): If the target has a window_save instruction and this
	is the instruction, make its effect on parameter registers explicit.
	(next_non_note_insn_var_location): New function.
	(emit_notes_in_bb): Use it instead of NEXT_INSN throughout.
	(vt_add_function_parameter): If the target has a window_save insn,
	adjust the incoming RTL and record that in windowed_parm_regs.
	(vt_finalize): Free windowed_parm_regs.

2011-07-15  Bernd Schmidt  <bernds@codesourcery.com>

	* doc/invoke.texi (C6X Options): New section.
	* doc/md.texi (TI C6X family): New section.
	* config.gcc: Handle tic6x, in particular tic6x-*-elf and
	tic6x-*-uclinux.
	* longlong.h (add_ssaaaa, __umulsidi3, umul_ppmm,
	count_leading_zeros, count_trailing_zeros, UMUL_TIME, UDIV_TIME):
	Provide C6X definitions.
	* config/c6x/c6x.md: New file.
	* config/c6x/constraints.md: New file.
	* config/c6x/predicates.md: New file.
	* config/c6x/c6x-sched.md.in: New file.
	* config/c6x/c6x-sched.md: New file.
	* config/c6x/gensched.sh: New file.
	* config/c6x/c6x-mult.md.in: New file.
	* config/c6x/genmult.sh: New file.
	* config/c6x/c6x-mult.md: New file.
	* config/c6x/sync.md: New file.
	* config/c6x/c6x-protos.h: New file.
	* config/c6x/sfp-machine.h: New file.
	* config/c6x/c6x.c: New file.
	* config/c6x/c6x.h: New file.
	* config/c6x/crti.s: New file.
	* config/c6x/crtn.s: New file.
	* config/c6x/lib1funcs.asm: New file.
	* config/c6x/c6x-modes.def: New file.
	* config/c6x/genopt.sh: New file.
	* config/c6x/c6x.opt: New file.
	* config/c6x/c6x-tables.opt: New file.
	* config/c6x/c6x-opts.h: New file.
	* config/c6x/c6x-isas.def: New file.
	* config/c6x/elf.h: New file.
	* config/c6x/elf-common.h: New file.
	* config/c6x/uclinux-elf.h: New file.
	* config/c6x/t-c6x: New file.
	* config/c6x/t-c6x-elf: New file.
	* config/c6x/t-c6x-uclinux: New file.
	* config/c6x/t-c6x-softfp: New file.
	* config/c6x/gtd.c: New file.
	* config/c6x/gtf.c: New file.
	* config/c6x/ltd.c: New file.
	* config/c6x/ltf.c: New file.
	* config/c6x/ged.c: New file.
	* config/c6x/gef.c: New file.
	* config/c6x/led.c: New file.
	* config/c6x/lef.c: New file.
	* config/c6x/eqd.c: New file.
	* config/c6x/eqf.c: New file.
	* config/c6x/libgcc-c6xeabi.ver: New file.

	Revert
	2003-07-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
	PR rtl-optimization/11320
	* sched-int.h (struct deps) [reg_conditional_sets]: New field.
	(struct sched_info) [compute_jump_reg_dependencies]: New prototype.
	* sched-deps.c (sched_analyze_insn) [JUMP_INSN]: Update call to
	current_sched_info->compute_jump_reg_dependencies. Record which
	registers are used and which registers are set by the jump.
	Clear deps->reg_conditional_sets after a barrier.
	Set deps->reg_conditional_sets if the insn is a COND_EXEC.
	Clear deps->reg_conditional_sets if the insn is not a COND_EXEC.
	(init_deps): Initialize reg_conditional_sets.
	(free_deps): Clear reg_conditional_sets.
	* sched-ebb.c (compute_jump_reg_dependencies): New prototype.
	Mark registers live on entry of the fallthrough block and conditionally
	set as set by the jump. Mark registers live on entry of non-fallthrough
	blocks as used by the jump.
	* sched-rgn.c (compute_jump_reg_dependencies): New prototype.
	Mark new parameters as unused.

2011-07-14  Andrew Pinski  <pinskia@gmail.com>

	PR tree-opt/49309
	* tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
	Use fold_build2_loc instead of build2.
	Use the correct type for the new tree.

2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>

	PR rtl-optimization/11320
	* config/ia64/ia64.md (load_symptr_low): Show a MEM.
	* config/ia64/ia64.c (ia64_expand_load_address): Generate it.

2011-07-14  Georg-Johann Lay  <avr@gjlay.de>

	PR target/49487
	* config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
	of REG.
	(*rotw<mode>): Use const_int_operand for operand2.
	Use match_scatch for operand3.
	(*rotb<mode>): Ditto
	* config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.

2011-07-14  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49651
	* tree-ssa-structalias.c (get_constraint_for_1): Properly
	handle dereferences with subvariables.

2011-07-14  Richard Guenther  <rguenther@suse.de>

	* gimple-fold.c (fold_gimple_assign): Remove operand swapping.
	(fold_stmt_1): Do it here directly on gimple and as a first thing.

2011-07-14  Richard Guenther  <rguenther@suse.de>

	* fold-const.c (fold_binary_loc): Convert the !bool_var result,
	not bool_var when folding bool_var != 1 or bool_var == 0.

2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>

	* haifa-sched.c (schedule_insns): Remove outdated comment.
	(schedule_block): When computing a known value for TODO_SPEC,
	just set it rather than using logical operations.
	(try_ready): Likewise.  Use a local variable rather than a
	pointer to TODO_SPEC.  Reorder an if statement to move the
	easy case to the then block.
	* sched-deps.c (dep_spec_p): New static function.
	(update_dep): Use it to decide whether to call
	change_spec_dep_to_hard.
	(get_back_and_forw_lists): Use it.
	(sd_resolve_dep): Likewise.
	(init_dep): If !USE_DEPS_LIST, use zero to initialize status.
	(haifa_note_mem_dep): Likewise.
	(check_dep): Likewise.
	(sd_add_dep): Also clear SPECULATIVE bits if not DO_SPECULATION.
	(sched_free_deps): Free in two passes.

2011-07-14  Richard Sandiford  <richard.sandiford@linaro.org>

	PR middle-end/49736
	* expr.c (all_zeros_p): Undo bogus part of last change.

2011-07-14  Matthias Klose <doko@ubuntu.com>

	* doc/extend.texi (optimize attribute): Fix typo.

2011-07-14  Richard Guenther  <rguenther@suse.de>

	* gimplify.c (gimplify_expr): Only do required conversions.

2011-07-14  Georg-Johann Lay  <avr@gjlay.de>

	PR target/43746
	* config/avr/elf.h (TARGET_ASM_SELECT_SECTION): Remove,
	i.e. use default_elf_select_section.
	(TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Remove.
	(READONLY_DATA_SECTION_ASM_OP): Remove.
	(TARGET_ASM_NAMED_SECTION): Move from here...
	* config/avr/avr.c: ...to here.
	(avr_asm_init_sections): Set unnamed callback of readonly_data_section.
	(avr_asm_named_section): Make static.

2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR bootstrap/49739
	* config.gcc (extra_parts): Add crtprec32.o crtprec64.o crtprec80.o
	and crtfastmath.o for Linux/x86.

2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>

	* haifa-sched.c: Include "hashtab.h"
	(sched_no_dce): New global variable.
	(INSN_EXACT_TICK, INSN_TICK_ESTIMATE, FEEDS_BACKTRACK_INSN,
	SHADOW_P): New macros.
	(last_clock_var, cycle_issued_insns): Move declarations.
	(must_backtrack): New static variable.
	(struct delay_pair): New structure.
	(delay_htab, delay_htab_i2): New static variables.
	(delay_hash_i1, delay_hash_i2, delay_i1_eq, delay_i2_eq,
	record_delay_slot_pair, pair_delay, add_delay_dependencies): New
	functions.
	(dep_cost_1): If delay pairs exist, try to look up the insns and
	use the correct pair delay if we find them.
	(rank-for_schedule): Tweak priority for insns that must be scheduled
	soon to avoid backtracking.
	(queue_insn): Detect conditions which force backtracking.
	(ready_add): Likewise.
	(struct sched_block_state): Add member shadows_only_p.
	(struct haifa_save_data): New structure.
	(backtrack_queue): New static variable.
	(mark_backtrack_feeds, copy_insn_list, save_backtrack_point,
	unschedule_insns_until, restore_last_backtrack_point,
	free_topmost_backtrack_point, free_backtrack_queue,
	estimate_insn_tick, estimate_shadow_tick): New functions.
	(prune_ready_list): New arg shadows_only_p.  All callers changed.
	If true, remove everything that isn't SHADOW_P.  Look up delay
	pairs and estimate ticks to avoid scheduling the first insn too early.
	(verify_shadows): New function.
	(schedule_block): Add machinery to enable backtracking.
	(sched_init): Take sched_no_dce into account when setting
	DF_LR_RUN_DCE.
	(free_delay_pairs): New function.
	(init_h_i_d): Initialize INSN_EXACT_TICK.
	* Makefile.in (haifa-sched.o): Add $(HASHTAB_H).
	* sched-deps.c (sd_unresolve_dep): New function.
	* sched-int. (struct haifa_sched_info): New fields save_state
	and restore_state.
	(struct _haifa_insn_data): New fields exact_tick, tick_estimate,
	feeds_backtrack_insn and shadow_p.
	(DO_BACKTRACKING): New value in enum SCHED_FLAGS.
	(sched_no_dce): Declare variable.
	(record_delay_slot_pair, free_delay_pairs, add_delay_dependencies,
	sd_unresolve_dep): Declare functions.
	* modulo-sched.c (sms_sched_info): Clear the two new fields.
	* sched-rgn.c (rgn_const_sched_info): Likewise.
	* sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
	* sched-ebb.c (save_ebb_state, restore_ebb_state): New functions.
	(ebb_sched_info): Add them for the two new fields.
	(add_deps_for_risky_insns): Call add_delay_dependencies.

2011-07-13  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000.opt (-mpointers-to-nested-functions):
	Rename -mr11.
	* config/rs6000/rs6000.c (rs6000_trampoline_init): Ditto.
	(rs6000_call_indirect_aix): Ditto.
	* config/rs6000/rs6000.md (call_indirect_aix<ptrsize>): Ditto.
	(call_indirect_aix<ptrsize>_internal): Ditto.
	(call_indirect_aix<ptrsize>_nor11): Ditto.
	(call_indirect_aix<ptrsize>_internal2): Ditto.
	(call_value_indirect_aix<ptrsize>): Ditto.
	(call_value_indirect_aix<ptrsize>_internal): Ditto.
	(call_value_indirect_aix<ptrsize>_nor11): Ditto.
	(call_value_indirect_aix<ptrsize>_internal2): Ditto.
	* doc/invoke.texi (RS/6000 and PowerPC Options): Ditto.

2011-07-13  Jason Merrill  <jason@redhat.com>

	* Makefile.in ($(lang_checks_parallelized)): Allow --tool_opts.

2011-07-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

	* config/spu/spu.c (spu_init_libfuncs): Install __clrsbdi2.
	* config/spu/spu.md ("clrsb<mode>2"): New expander.

2011-07-13  Thomas Schwinge  <thomas@schwinge.name>

	* acinclude.m4 (gcc_GAS_CHECK_FEATURE): Use AS_ECHO instead of echo.
	* configure: Regenerate.

2011-07-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

	* config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.
	(asm_file_start): Remove.
	(spu_machine_dependent_reorg): Call compute_bb_for_insn and
	free_bb_for_insn around code that modifies insns before
	restarting df analysis.

2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR target/49541
	* config/sol2.h (LIB_SPEC): Simplify.  Move LIB_THREAD_LDFLAGS_SPEC ...
	(LINK_SPEC): ... here.

2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>

	* haifa-sched.c (struct sched_block_state): New.
	(schedule_block): Move some local variables into such a structure.

2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/i386/crtprec.c: Move to ../libgcc/config/i386.
	* config/i386/t-crtpc: Remove.
	* config/t-darwin (EXTRA_MULTILIB_PARTS): Remove.
	* config.gcc (i[34567]86-*-darwin*): Remove i386/t-crtpc from
	tmake_file.
	(x86_64-*-darwin*): Likewise.
	(i[34567]86-*-linux*): Likewise.
	(x86_64-*-linux*): Likewise.

	* config/i386/sol2.h (ENDFILE_SPEC): Redefine.
	Handle -mpc32, -mpc64, -mpc80.

2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/alpha/crtfastmath.c: Move to ../libgcc/config/alpha.
	* config/alpha/t-crtfm: Remove.
	* config/i386/crtfastmath.c: Move to ../libgcc/config/i386.
	* config/i386/t-crtfm: Remove.
	* config/ia64/crtfastmath.c: Move to ../libgcc/config/ia64.
	* config/mips/crtfastmath.c: Move to ../libgcc/config/mips.
	* config/sparc/crtfastmath.c: Move to ../libgcc/config/sparc.
	* config/sparc/t-crtfm: Remove.

	* config.gcc (alpha*-*-linux*): Remove alpha/t-crtfm from tmake_file.
	(alpha*-*-freebsd*): Likewise.
	(i[34567]86-*-darwin*): Remove i386/t-crtfm from tmake_file.
	(x86_64-*-darwin*): Likewise.
	(i[34567]86-*-linux*): Likewise.
	(x86_64-*-linux*): Likewise.
	(x86_64-*-mingw*): Likewise.
	(ia64*-*-elf*): Remove crtfastmath.o from extra_parts.
	(ia64*-*-freebsd*): Likewise.
	(ia64*-*-linux*): Likewise.
	(mips64*-*-linux*): Likewise.
	(mips*-*-linux*): Likewise.
	(sparc-*-linux*): Remove sparc/t-crtfm from tmake_file.
	(sparc64-*-linux*): Likewise.
	(sparc64-*-freebsd*): Likewise.

2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/darwin-crt2.c: Move to ../libgcc/config/rs6000.
	* config/darwin-crt3.c: Move to ../libgcc/config.
	* config/t-darwin (EXTRA_MULTILIB_PARTS): Remove.
	($(T)crt3$(objext)): Remove.
	* config/rs6000/t-darwin (DARWIN_EXTRA_CRT_BUILD_CFLAGS): Remove.
	($(T)crt2$(objext)): Remove.
	* config.gcc (powerpc-*-darwin*): Remove extra_parts.
	(powerpc64-*-darwin*): Likewise.

2011-07-13  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (x86_output_mi_thunk): Support ptr_mode != Pmode.

	* config/i386/i386.md (*addsi_1_zext): Renamed to ...
	(addsi_1_zext): This.

2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>

	* doc/tm.texi.in (TARGET_ASM_MERGEABLE_RODATA_PREFIX): Add hook.
	* doc/tm.texi: Regenerate.
	* target.def (mergeable_rodata_prefix): New defhookpod.
	* varasm.c (mergeable_string_section, mergeable_constant_section):
	Use it. Allocate name with alloca.

2011-07-13  H.J. Lu  <hongjiu.lu@intel.com>

	* doc/invoke.texi (x86): Remove -mfused-madd and add -mfma.

2011-07-13  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Tighten
	overlap check.

2011-07-13  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree.h (categorize_ctor_elements): Remove comment.  Fix long line.
	(count_type_elements): Delete.
	(complete_ctor_at_level_p): Declare.
	* expr.c (flexible_array_member_p): New function, split out from...
	(count_type_elements): ...here.  Make static.  Replace allow_flexarr
	parameter with for_ctor_p.  When for_ctor_p is true, return the
	number of elements that should appear in the top-level constructor,
	otherwise return an estimate of the number of scalars.
	(categorize_ctor_elements): Replace p_must_clear with p_complete.
	(categorize_ctor_elements_1): Likewise.  Use complete_ctor_at_level_p.
	(complete_ctor_at_level_p): New function, borrowing union logic
	from old categorize_ctor_elements_1.
	(mostly_zeros_p): Return true if the constructor is not complete.
	(all_zeros_p): Update call to categorize_ctor_elements.
	* gimplify.c (gimplify_init_constructor): Update call to
	categorize_ctor_elements.  Don't call count_type_elements.
	Unconditionally prevent clearing for variable-sized types,
	otherwise rely on categorize_ctor_elements to detect
	incomplete initializers.

2011-07-13  Richard Guenther  <rguenther@suse.de>

	* tree-vrp.c (simplify_conversion_using_ranges): Make sure
	the final type is integral.

2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>

	* sched-int.h (struct _dep): Add member cost.
	(DEP_COST, UNKNOWN_DEP_COST): New macros.
	* sched-deps.c (init_dep_1): Initialize DEP_COST.
	* haifa-sched.c (dep_cost_1): Use and set DEP_COST.
	(sched_change_pattern): Reset it for dependent insns.

2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* Makefile.in (CRT0STUFF_T_CFLAGS): Remove.
	($(T)crt0.o, $(T)mcrt0.o, s-crt0): Remove.
	* config/i386/netware-crt0.c: Move to ../libgcc/config/i386.
	* config/i386/t-nwld (CRTSTUFF_T_CFLAGS, CRT0STUFF_T_CFLAGS): Remove.
	(CRT0_S, MCRT0_S): Remove.
	($(T)libgcc.def, $(T)libc.def, $(T)libcpre.def, $(T)posixpre.def):
	Remove.
	(s-crt0): Remove.
	* config.gcc (i[3456x]86-*-netware*): Remove extra_parts.

2011-07-12  Eric Botcazou  <ebotcazou@adacore.com>

	* cse.c (insert_with_costs): Put semi-colon after empty loop body
	on the next line.
	* emit-rtl.c (push_to_sequence): Likewise.
	* haifa-sched.c (max_issue): Likewise.
	* matrix-reorg.c (add_allocation_site): Likewise.
	* postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
	* reload.c (alternative_allows_const_pool_ref): Likewise.
	* sched-rgn.c (rgn_add_block): Likewise.
	(rgn_fix_recovery_cfg): Likewise.
	* tree.c (attribute_list_contained): Likewise.

2011-07-12  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c: Tidy processor feature bitmasks.
	(m_P4_NOCONA): New.

2011-07-12  Andrew Pinski  <pinskia@gmail.com>

	PR rtl-opt/49474
	* cprop.c (find_implicit_sets): Correct the condition.

2011-07-12  Richard Henderson  <rth@redhat.com>

	PR target/49713
	* dwarf2out.h (dwarf_frame_regnum): Remove.
	* dwarf2out.c (based_loc_descr): Revert last change.  Initialize regno
	earlier from DWARF_FRAME_REGNUM.  Never use dbx_reg_number.
	* dwarf2cfi.c (dw_stack_pointer_regnum, dw_frame_pointer_regnum): New.
	(execute_dwarf2_frame): Initialize them.
	(DW_STACK_POINTER_REGNUM, DW_FRAME_POINTER_REGNUM): Remove; replace
	users of the macros with the variables.
	(expand_builtin_dwarf_sp_column): Revert last change.
	(expand_builtin_init_dwarf_reg_sizes): Likewise.  Compute the
	result of DWARF_FRAME_REGNUM into a local variable.

2011-07-12  Richard Henderson  <rth@redhat.com>

	PR target/49714
	* config/i386/i386.c (x86_output_mi_thunk): Use
	machopic_indirect_call_target instead of machopic_indirection_name
	directly.

2011-07-12  Laurent GUERBY  <laurent@guerby.net>
	    Eric Botcazou  <ebotcazou@adacore.com>

	* prefix.h: Wrap up in extern "C" block.

2011-07-12  Harsha Jagasia  <harsha.jagasia@amd.com>

	AMD bdver2 Enablement
	* config.gcc (i[34567]86-*-linux* | ...): Add bdver2.
	(case ${target}): Add bdver2.
	* config/i386/driver-i386.c (host_detect_local_cpu): Let
	-march=native recognize bdver2 processors.
	* config/i386/i386-c.c (ix86_target_macros_internal): Add
	bdver2 def_and_undef
	* config/i386/i386.c (struct processor_costs bdver2_cost): New
	bdver2 cost table.
	(m_BDVER2): New definition.
	(m_AMD_MULTIPLE): Includes m_BDVER2.
	(initial_ix86_tune_features): Add bdver2 tuning.
	(processor_target_table): Add bdver2 entry.
	(static const char *const cpu_names): Add bdver2 entry.
	(ix86_option_override_internal): Add bdver2 instruction sets.
	(ix86_issue_rate): Add bdver2.
	(ix86_adjust_cost): Add bdver2.
	(has_dispatch): Add bdver2.
	* config/i386/i386.h (TARGET_BDVER2): New definition.
	(enum target_cpu_default): Add TARGET_CPU_DEFAULT_bdver2.
	(enum processor_type): Add PROCESSOR_BDVER2.
	* config/i386/i386.md (define_attr "cpu"): Add bdver2.
	* config/i386/i386.opt ( mdispatch-scheduler): Add bdver2 to
	description.

2011-07-12  Richard Henderson  <rth@redhat.com>

	PR target/49714
	* config/i386/i386.c (x86_output_mi_thunk): Fix mode for
	destination address in memory on some paths.

2011-07-12  Bernd Schmidt  <bernds@codesourcery.com>

	* doc/tm.texi.in (FUNCTION_ARG_PADDING): Mention
	TARGET_FUNCTION_ARG_ROUND_BOUNDARY.
	(TARGET_FUNCTION_ARG_ROUND_BOUNDARY): Add hook.
	* function.c (locate_and_pad_parm): Take it into account.
	* target.def (function_arg_round_boundary): New hook.
	* targhooks.c (default_function_arg_round_boundary): New function.
	* targhooks.h (default_function_arg_round_boundary): Declare.
	* doc/tm.texi: Regenerate.

2011-07-12  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-copyrename.c (rename_ssa_copies): Zero statistics.
	Do not perform no-op changes.

2011-07-12  Richard Sandiford  <richard.sandiford@linaro.org>

	* config/arm/predicates.md (neon_struct_operand): Make a normal
	predicate.
	(neon_struct_or_register_operand): New predicate.
	* config/arm/neon.md (movmisalign<mode>): Replace predicates
	with neon_struct_or_register_operand.
	(*movmisalign<mode>_neon_store, *movmisalign<mode>_neon_load): Use
	neon_struct_operand instead of memory_operand.

2011-07-12  Martin Jambor  <mjambor@suse.cz>

	* cgraph.h (cgraph_get_node_or_alias): Removed declaration.
	* cgraph.c (cgraph_get_node_or_alias): Removed.
	(change_decl_assembler_name): Changed all calls to
	cgraph_get_node_or_alias to a call to cgraph_get_node.
	(cgraph_make_decl_local): Likewise.
	* lto-symtab.c (lto_symtab_resolve_symbols): Likewise.
	* varasm.c (default_binds_local_p_1): Likewise.
	(decl_binds_to_current_def_p): Likewise.

2011-07-12  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/49712
	* tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle TARGET_MEM_REF.

2011-07-11  Bernd Schmidt  <bernds@codesourcery.com>

	* genautomata.c (add_arc): Return void.  All callers changed.
	(make_automaton): Remove dead code.

2011-07-11  Richard Henderson  <rth@redhat.com>

	* dwarf2cfi.c (DW_STACK_POINTER_REGNUM): New.
	(DW_FRAME_POINTER_REGNUM): New.
	(expand_builtin_init_dwarf_reg_sizes): Use unsigned for rnum.
	(def_cfa_1): Do not convert reg to DWARF_FRAME_REGNUM here.
	(dwf_regno): New.
	(dwarf2out_flush_queued_reg_saves, dwarf2out_frame_debug_def_cfa,
	dwarf2out_frame_debug_adjust_cfa, dwarf2out_frame_debug_cfa_register,
	dwarf2out_frame_debug_cfa_expression, dwarf2out_frame_debug_expr):
	Use it.
	* dwarf2out.c (based_loc_descr): Use dwarf_frame_regnum.
	* dwarf2out.h (dwarf_frame_regnum): New.
	(struct cfa_loc): Document the domain of the reg member.

2011-07-11  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_trampoline_init): Switch arms of if expr.
	Use offset everywhere.  Always assert that offset <= TRAMPOLINE_SIZE.

2011-07-11  Jakub Jelinek  <jakub@redhat.com>

	PR debug/49676
	* dwarf2out.c (int_shift_loc_descriptor): New function.
	(int_loc_descriptor): If shorter, emit i as
	(i >> shift), shift, DW_OP_shl for suitable shift value.
	Similarly, try to optimize large negative values using
	DW_OP_neg of a positive value if shorter.
	(size_of_int_shift_loc_descriptor): New function.
	(size_of_int_loc_descriptor): Adjust to match int_loc_descriptor
	changes.
	(mem_loc_descriptor) <case CONST_INT>: Emit zero-extended constants
	that fit into DWARF2_ADDR_SIZE bytes as int_loc_descriptor +
	DW_OP_GNU_convert instead of DW_OP_GNU_const_type if the former
	is shorter.
	(resolve_addr_in_expr): Optimize DW_OP_plus_uconst with a large
	addend as added DW_OP_plus if it is shorter.

2011-07-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/i386/sol2.h [!USE_GLD] (CTORS_SECTION_ASM_OP): Define.
	(DTORS_SECTION_ASM_OP): Define.

2011-07-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/dfp-bit.c, config/dfp-bit.h: Move to ../libgcc.
	* config/t-dfprules: Move to ../libgcc/config.
	* config.gcc (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
	i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
	i[34567]86-*-kopensolaris*-gnu): Remove t-dfprules from tmake_file.
	(x86_64-*-linux*, x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu):
	Likewise.
	(i[34567]86-*-cygwin*): Likewise.
	(i[34567]86-*-mingw*,  x86_64-*-mingw*): Likewise.
	(powerpc-*-linux*, powerpc64-*-linux*): Likewise.
	* Makefile.in (D32PBIT_FUNCS, D64PBIT_FUNCS, D128PBIT_FUNCS): Remove.
	(libgcc.mvars): Remove DFP_ENABLE, DFP_CFLAGS, D32PBIT_FUNCS,
	D64PBIT_FUNCS, D128PBIT_FUNCS.

2011-07-11  Richard Guenther  <rguenther@suse.de>

	* tree-vrp.c (simplify_conversion_using_ranges): Manually
	translate the source value-range through the conversion chain.

2011-07-11  Richard Sandiford  <richard.sandiford@linaro.org>

	* expr.c (expand_expr_real_1): Use expand_insn for movmisalign.

2011-07-11  Arthur Loiret  <aloiret@debian.org>

	* config.gcc (s390-*-linux*): If 'enabled_targets' is 'all', build
	a bi-arch compiler defaulting to 31-bit. In this case:
	(tmake_file): Add s390/t-linux64.
	* doc/install.texi: Add s390-linux to the list of targets supporting
	--enable-targets=all.

2011-07-11  Arthur Loiret  <aloiret@debian.org>
	    Matthias Klose <doko@debian.org>

	* config.gcc (mips*-*-linux*): If 'enabled_targets' is 'all', build
	a tri-arch compiler defaulting to 32-bit (ABI o32). In this case:
	(tm_file): Add mips/linux64.h.
	(tmake_file): Add mips/t-linux64.
	(tm_defines): Add MIPS_ABI_DEFAULT=ABI_32.
	* config/mips/linux64.h (DRIVER_SELF_SPECS): Use MULTILIB_ABI_DEFAULT
	instead of hardcoded mabi=n32.
	* config/mips/t-linux64 (MULTILIB_DIRNAMES): Set to 'n32 . 64' if
	tm_defines contains MIPS_ABI_DEFAULT ABI_32, to follow the glibc
	convention.

2011-07-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* passes.c (init_optimization_passes): Add invariant motion pass
	after induction variable optimization.

2011-07-11  Georg-Johann Lay  <avr@gjlay.de>

	PR target/39633
	* config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
	offsets 1..5 set cc0 in a usable way.

2011-07-11  Romain Geissler  <romain.geissler@gmail.com>

	* tree.h (call_expr_arg): Remove.
	(call_expr_argp): Likewise.

2011-07-11  Eric Botcazou  <ebotcazou@adacore.com>

	* config/sparc/sparc.md (save_register_window_1): Rename to...
	(window_save): ...this.
	* config/sparc/sparc.c (emit_save_register_window): Rename to...
	(emit_window_save): ...this.
	(sparc_expand_prologue): Adjust to above renaming.

2011-07-10  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (ix86_trampoline_init): Use movl instead
	of movabs for x32.

2011-07-10  Richard Henderson  <rth@redhat.com>

	* config/i386/i386.c (x86_output_mi_thunk): Generate rtl and
	run final, instead of emitting text directly.

2011-07-10  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (ix86_option_override_internal): Turn on
	OPTION_MASK_ISA_64BIT for TARGET_X32.  Only allow small and
	small PIC models for TARGET_X32.

2011-07-10  Hans-Peter Nilsson  <hp@axis.com>

	PR target/49684
	* config/cris/t-elfmulti (CRTSTUFF_T_CFLAGS): Don't include
	$(LIBGCC2_CFLAGS).

	PR bootstrap/49680
	* config/cris/cris.c (cris_asm_output_case_end): Robustify against
	stray notes and debug insns by using prev_nonnote_nondebug_insn
	instead of PREV_INSN.

2011-07-09  Richard Henderson  <rth@redhat.com>

	* defaults.h (DWARF2_ADDR_SIZE, DWARF_OFFSET_SIZE,
	DWARF_TYPE_SIGNATURE_SIZE): Move from ...
	* dwarf2out.c: ... here.
	(output_all_cfis): Remove.
	(dwarf2out_switch_text_section): Use output_cfis directly.
	(size_of_locs): Export.
	(output_loc_sequence, output_loc_sequence_raw): Export.
	(div_data_align, need_data_align_sf_opcode, dwarf_cfi_name, output_cfi,
	output_cfi_directive, dwarf2out_emit_cfi, output_cfis, output_cfa_loc,
	output_cfa_loc_raw): Move to ...
	* dwarfcfi.c: ... here.
	* dwarf2out.h: Update decls.

2011-07-09  Richard Henderson  <rth@redhat.com>

	* defaults.h (DWARF_CIE_DATA_ALIGNMENT, DWARF_FRAME_RETURN_COLUMN,
	DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Move from ...
	* dwarf2cfi.c: ... here.
	(PTR_SIZE, DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE): Remove.
	(DWARF_ROUND, DWARF_CIE_ID): Remove.
	* dwarf2out.c (INCOMING_RETURN_ADDR_RTX): Remove.
	(DWARF2_FRAME_REG_OUT, DWARF_CIE_DATA_ALIGNMENT): Remove.
	(DWARF_FRAME_RETURN_COLUMN, DWARF_FRAME_REGNUM): Remove.

2011-07-09  Richard Henderson  <rth@redhat.com>

	* dwarf2cfi.c (cie_return_save): New.
	(queue_reg_save): Use compare_reg_or_pc.
	(dwarf2out_flush_queued_reg_saves): Handle pc_rtx as return column.
	(dwarf2out_frame_debug_expr): Likewise.
	(dwarf2out_frame_debug_cfa_register): Record saved reg for pc too.
	(initial_return_save): Likewise.
	(execute_dwarf2_frame): Save and restore initial return save from
	the cie to the fde.
	* config/mips/mips.c (mips_frame_set): Remove special case for
	DWARF_FRAME_RETURN_COLUMN.

2011-07-09  Richard Henderson  <rth@redhat.com>

	* dwarf2cfi.c (lookup_cfa): Remove.
	(execute_dwarf2_frame): Assert queues are empty on entry.
	Setup initial cfa directly, not via lookup_cfa.
	Don't clear args_size state here.

2011-07-09  Richard Henderson  <rth@redhat.com>

	* dwarf2cfi.c (add_cfi_vec): New.
	(add_cfi): Rename from add_fde_cfi.  Add the element to add_cfi_vec.
	(def_cfa_1, reg_save): Remove for_cie argument.  Update all callers.
	(execute_dwarf2_frame): Set add_cfi_vec.

2011-07-09  Richard Henderson  <rth@redhat.com>

	* defaults.h (ASM_COMMENT_START): Move here...
	* dwarf2asm.c: ... from here.
	* dwarf2out.c, final.c, vmsdbgout.c: Remove duplicates.
	* toplev.c: Remove ifndef tests of ASM_COMMENT_START.
	* varasm.c: Likewise.

2011-07-09  Richard Henderson  <rth@redhat.com>

	PR debug/49686
	* dwarf2cfi.c (dwarf2out_frame_debug): Don't set cfi_insn here...
	(create_cfi_notes): ... do it here instead.

2011-07-09  Jakub Jelinek  <jakub@redhat.com>

	PR debug/49676
	* dwarf2out.c (size_of_int_loc_descriptor): New function.
	(address_of_int_loc_descriptor): Use it.
	(scompare_loc_descriptor): Optimize EQ/NE comparison with constant.

2011-07-09  Richard Henderson  <rth@redhat.com>

	* config/pdp11/pdp11.md (define_c_enum "unspecv"): New.
	(prologue, epilogue): New.
	(return, *rts): New.
	(blockage, setd, seti): New.
	* config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_PROLOGUE): Remove.
	(TARGET_ASM_FUNCTION_EPILOGUE): Remove.
	(pdp11_saved_regno): New.
	(pdp11_expand_prologue): Rename from pdp11_output_function_prologue;
	generate rtl instead of text.
	(pdp11_expand_epilogue): Similarly from pdp11_output_function_epilogue.
	(pdp11_sp_frame_offset): Export.  Use pdp11_saved_regno.
	* config/pdp11/pdp11-protos.h: Update.

2011-07-09  Richard Henderson  <rth@redhat.com>

	* config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
	try to insert an rtl prologue here.
	(rs6000_output_function_epilogue): Similarly.
	* config/rs6000/rs6000.md (prologue): Emit a barrier to
	satisfy !TARGET_SCHED_PROLOG.
	(epilogue, sibcall_epilogue): Likewise.

2011-07-09  Eric Botcazou  <ebotcazou@adacore.com>

	* config/sparc/sparc.h (STACK_SAVEAREA_MODE): Move around.
	(FP_REG_P): Delete.
	(IN_OR_GLOBAL_P): Likewise.

2011-07-08  Jason Merrill  <jason@redhat.com>

	PR c++/45437
	* gimplify.c (goa_stabilize_expr): Handle RHS preevaluation in
	compound assignment.

	* cgraph.c (cgraph_add_to_same_comdat_group): New.
	* cgraph.h: Declare it.
	* ipa.c (function_and_variable_visibility): Make sure thunks
	have the right visibility.

2011-07-08  Richard Henderson  <rth@redhat.com>

	PR bootstrap/49680
	* dwarf2cfi.c (dwarf2out_frame_debug): Insert cfi notes after
	any tablejump vector.

	PR bootstrap/49680
	* dwarf2cfi.c (create_cfi_notes): Flush queued saves at the
	end of the prologue.

2011-07-08  Jakub Jelinek  <jakub@redhat.com>

	PR target/49621
	* config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
	CONST0_RTX (dest_mode) instead of const0_rtx as second operand of NE.
	* config/rs6000/vector.md (vector_select_<mode>,
	vector_select_<mode>_uns): Change second operand of NE to
	CONST0_RTX (<MODE>mode) instead of const0_rtx.
	* config/rs6000/altivec.md (*altivec_vsel<mode>,
	*altivec_vsel<mode>_uns): Expect second operand of NE to be
	zero_constant of the corresponding vector mode.
	* config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
	Likewise.

2011-07-08  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-dependences.c (build_alias_set_powerset): Remove
	continue from loop, add one more assert.

2011-07-08  Georg-Johann Lay  <avr@gjlay.de>

	PR target/46779
	* config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
	In particular, allow 8-bit values in r28 and r29.
	(avr_hard_regno_scratch_ok): Disallow any register that might be
	part of the frame pointer.
	(avr_hard_regno_rename_ok): Same.
	(avr_legitimate_address_p): Don't allow SUBREGs.

2011-07-08  Julian Brown  <julian@codesourcery.com>

	* config/arm/neon.md (vec_shr_<mode>, vec_shl_<mode>): Disable in
	big-endian mode.
	(reduc_splus_<mode>, reduc_uplus_<mode>, reduc_smin_<mode>)
	(reduc_smax_<mode>, reduc_umin_<mode>, reduc_umax_<mode>)
	(neon_vec_unpack<US>_lo_<mode>, neon_vec_unpack<US>_hi_<mode>)
	(vec_unpack<US>_hi_<mode>, vec_unpack<US>_lo_<mode>)
	(neon_vec_<US>mult_lo_<mode>, vec_widen_<US>mult_lo_<mode>)
	(neon_vec_<US>mult_hi_<mode>, vec_widen_<US>mult_hi_<mode>)
	(vec_pack_trunc_<mode>, neon_vec_pack_trunc_<mode>): Disable for Q
	registers in big-endian mode.

2011-07-08  Bernd Schmidt  <bernds@codesourcery.com>

	* genattrtab.c (evaluate_eq_attr): Allow an attribute to be defined
	in terms of another.
	(write_attr_value): Write a cast if necessary.

	* defaults.h (REG_WORDS_BIG_ENDIAN): Provide a default.
	* doc/tm.texi.in (WORDS_BIG_ENDIAN): Mention REG_WORDS_BIG_ENDIAN.
	(REG_WORDS_BIG_ENDIAN): Document.
	* doc/tm.texi: Regenerate.
	* reload.c (operands_match_p): Take it into account.
	(reload_adjust_reg_for_mode): Likewise.
	* rtlanal.c (subreg_get_info): Likewise.

2011-07-08  Richard Guenther  <rguenther@suse.de>

	* fold-const.c (fold_binary_loc): Remove index +p PTR -> PTR +p index
	folding.

2011-07-08  Kai Tietz  <ktietz@redhat.com>

	* fold-const.c (fold_truth_andor): Factored out truth_andor
	label from fold_binary as function.
	(fold_binary_loc): Replace truth_andor lable
	by function fold_truth_andor.

2011-07-08  Kirill Yukhin  <kirill.yukhin@intel.com>

	PR middle-end/49519
	* calls.c (mem_overlaps_already_clobbered_arg_p): Additional
	check if address is stored in register. If so - give up.
	(check_sibcall_argument_overlap_1): Do not perform check of
	overlapping when it is call to address.

2011-07-08  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.c (output_reload_insisf): Use 'REG_Z+1' instead
	of magic '31'.

2011-07-08  Bernd Schmidt  <bernds@codesourcery.com>

	* optabs.c (expand_binop): Use GET_MODE_PRECISION instead of
	GET_MODE_BITSIZE where appropriate.
	(widen_leading, expand_parity, expand_ctz, expand_ffs,
	expand_unop, expand_abs_nojump, expand_one_cmpl_abs_nojump,
	expand_float, expand_fix): Likewise.
	* expr.c (convert_move, convert_modes, expand_expr_real_2,
	expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
	* stor-layout.c (get_mode_bounds): Likewise.
	* cfgexpand.c (convert_debug_memory_address, expand_debug_expr):
	Likewise.
	* convert.c (convert_to_integer): Likewise.
	* expmed.c (expand_shift_1): Likewise.

	* rtlanal.c (nonzero_bits1): Don't compare GET_MODE_SIZE against
	a bitsize.

	* optabs.c (expand_binop): Tighten conditions for doubleword
	expansions.
	(widen_bswap): Assert that mode bitsize and precision are the same.
	* stor-layout.c (get_best_mode): Skip modes that have lower
	precision than bitsize.
	* recog.c (simplify_while_replacing): Assert that bitsize and
	precision are the same.

2011-07-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* Makefile.in (LIBGCOV): Remove.
	(libgcc.mvars): Remove LIBGCOV.
	* libgov.c: Move to ../libgcc.

2011-07-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/fixed-bit.c, config/fixed-bit.h: Move to ../libgcc.

2011-07-08  Martin Jambor  <mjambor@suse.cz>

	* tree-sra.c (analyze_all_variable_accesses): Dump that a struture
	is too big for total scalarization.

2011-07-07  Richard Henderson  <rth@redhat.com>

	* config/alpha/elf.h (MIPS_DEBUGGING_INFO): Undef.
	(DBX_DEBUGGING_INFO): Undef.

2011-07-07  Richard Henderson  <rth@redhat.com>

	* dwarf2out.c (output_cfi_directive): Export.  Add FILE parameter.
	Handle some opcodes specially for debugging.
	* print-rtl.c: Include dwarf2out.h
	(print_rtx): Handle NOTE_INSN_CFI.
	* Makefile.in (print-rtl.o): Update.

2011-07-07  Richard Henderson  <rth@redhat.com>

	* tree-pass.h (pass_dwarf2_frame): Declare.
	* passes.c (init_optimization_passes): Add it.
	* dwarf2cfi.c (dwarf2out_frame_debug): Make static.
	(create_cfi_notes): Rename from dwarf2out_frame_debug_after_prologue;
	make static, do not call add_cfis_to_fde.
	(dwarf2out_frame_debug_init, dwarf2cfi_function_init,
	dwarf2out_frame_init): Merge into...
	(execute_dwarf2_frame): ... here.  New function.
	(dwarf2out_do_frame, dwarf2out_do_cfi_asm): Make boolean.  Change
	saved_do_cfi_asm to a tri-state variable.
	(gate_dwarf2_frame, pass_dwarf2_frame): New.
	* dwarf2out.c (dwarf2out_begin_prologue): Only allocate the fde
	if it has yet to be done.  Don't call dwarf2cfi_function_init.
	* dwarf2out.h, debug.h: Update decls.
	* final.c (final_start_function): Don't call
	dwarf2out_frame_debug_init or dwarf2out_frame_debug_after_prologue.
	* lto-streamer-in.c (lto_init_eh): Don't call dwarf2out_frame_init.
	* toplev.c (lang_dependent_init): Likewise.

2011-07-07  Richard Henderson  <rth@redhat.com>

	* dwarf2out.c (fde_table, fde_table_allocated, fde_table_in_use,
	FDE_TABLE_INCREMENT): Replace with...
	(fde_vec): ... this, a new vector.
	(current_fde): Remove.  Replace all users with cfun->fde.
	(output_call_frame_info): Use FOR_EACH_VEC_ELT over fde_vec.
	(size_of_aranges, dwarf2out_finish): Likewise.
	(dwarf2out_alloc_current_fde): Break out from ...
	(dwarf2out_begin_prologue): ... here.
	(dwarf2out_frame_init): Remove.
	* dwarf2cfi.c: Update all users of current_fde.
	(dwarf2out_frame_init): Rename from dwarf2cfi_frame_init.
	* dwarf2out.h: Update decls.
	(dw_fde_node): Add fde_index member.
	* function.h (struct function): Add fde member.

2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
	    Richard Henderson  <rth@redhat.com>

	* dwarf2cfi.c (add_cfi): Remove.
	(dwarf2out_cfi_label): Remove force argument.  Only generate the
	label name.
	(add_fde_cfi): Simplify the different code paths.
	(add_cie_cfi): New.
	(old_cfa, old_cfa_remember): New.
	(def_cfa_1, reg_save): Remove label, add for_cie parameter.
	(last_reg_save_label): Remove.
	(dwarf2out_args_size, dwarf2out_stack_adjust, queue_reg_save,
	dwarf2out_frame_debug_def_cfa, dwarf2out_frame_debug_adjust_cfa,
	dwarf2out_frame_debug_cfa_offset, dwarf2out_frame_debug_cfa_register,
	dwarf2out_frame_debug_cfa_expression,
	dwarf2out_frame_debug_cfa_restore,
	dwarf2out_frame_debug_cfa_window_save,
	dwarf2out_frame_debug_expr): Remove label parameter.
	(cfi_label_required_p, add_cfis_to_fde): New.
	(dwarf2out_frame_debug_after_prologue): New.
	(dwarf2cfi_frame_init): Initialize old_cfa.
	(dwarf2out_frame_debug_restore_state): Likewise.
	* dwarf2out.c (dwarf2out_emit_cfi): Only do output for cfi_asm.
	(dwarf2out_switch_text_section): Don't clear dw_fde_current_label here.
	* final.c (final_start_function): Call
	dwarf2out_frame_debug_after_prologue.

2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
	    Richard Henderson  <rth@redhat.com>

	* dwarf2cfi.c (cfi_insn): New.
	(dwarf2out_cfi_label): Don't emit cfi label here.
	(add_fde_cfi): Create a NOTE_INSN_CFI.
	(dwarf2out_frame_debug): Setup cfi_insn.
	(dwarf2out_frame_debug_init): Loop over insns creating CFI notes.
	(dwarf2out_cfi_begin_epilogue): Make static.
	(dwarf2out_frame_debug_restore_state): Make static.
	* dwarf2out.c (output_cfi_directive): Make static.
	(dwarf2out_emit_cfi): New.
	* dwarf2out.h: Update.
	* final.c (final): Remove CFI notes.
	(final_scan_insn): Don't call dwarf2out_cfi_begin_epilogue,
	dwarf2out_frame_debug_restore_state, dwarf2out_frame_debug.
	Handle NOTE_INSN_CFI and NOTE_INSN_CFI_LABEL.
	* insn-notes.def (NOTE_INSN_CFI): New.
	(NOTE_INSN_CFI_LABEL): New.
	* rtl.h (union rtunion_def): Add rt_cfi member.
	(XCFI, XCCFI, NOTE_CFI, NOTE_LABEL_NUMBER): New.

2011-07-07  Richard Henderson  <rth@redhat.com>

	* dwarf2cfi.c: New file.
	* Makefile.in (OBJS): Add it.
	(GTFILES): Add dwarf2cfi.c and dwarf2out.h.
	* gengtype.c (open_base_files): Include dwarf2out.h.
	* coretypes.h (enum var_init_status): Move from ...
	* rtl.h: ... here.
	* dwarf2out.c (saved_do_cfi_asm, dwarf2out_do_frame,
	dwarf2out_do_cfi_asm, cie_cfi_vec, dwarf2out_cfi_label_num,
	expand_builtin_dwarf_sp_column, init_return_column_size,
	expand_builtin_init_dwarf_reg_sizes, new_cfi, add_cfi,
	dwarf2out_cfi_label, emit_cfa_remember, any_cfis_emitted, add_fde_cfi,
	lookup_cfa_1, lookup_cfa, cfa, cfa_store, cfa_remember, args_size,
	old_args_size, cfa_equal_p, def_cfa_1, reg_save, initial_return_save,
	stack_adjust_offset, barrier_args_size, compute_barrier_args_size_1,
	compute_barrier_args_size, dwarf2out_args_size,
	dwarf2out_stack_adjust, dwarf2out_notice_stack_adjust,
	queued_reg_saves, reg_saved_in_data, regs_saved_in_regs,
	compare_reg_or_pc, record_reg_saved_in_reg, last_reg_save_label,
	queue_reg_save, dwarf2out_flush_queued_reg_saves,
	clobbers_queued_reg_save, reg_saved_in, cfa_temp,
	dwarf2out_frame_debug_def_cfa, dwarf2out_frame_debug_adjust_cfa,
	dwarf2out_frame_debug_cfa_offset, dwarf2out_frame_debug_cfa_register,
	dwarf2out_frame_debug_cfa_expression,
	dwarf2out_frame_debug_cfa_restore,
	dwarf2out_frame_debug_cfa_window_save, dwarf2out_frame_debug_expr,
	dwarf2out_frame_debug, dwarf2out_frame_debug_init,
	dwarf2out_cfi_begin_epilogue, dwarf2out_frame_debug_restore_state,
	get_cfa_from_loc_descr): Move to dwarf2cfi.c.
	(dw_cfi_ref, dw_fde_ref, dw_cfi_oprnd_ref, enum dw_cfi_oprnd_type,
	dw_cfi_oprnd, dw_cfi_node, cfi_vec, dw_cfa_location, dw_fde_node,
	dw_val_ref, dw_die_ref, const_dw_die_ref, dw_loc_descr_ref,
	dw_loc_list_ref, enum dw_val_class, dw_vec_const, dw_val_node,
	dw_loc_descr_node): Move to dwarf2out.h.
	(current_fde, output_cfi_directive, build_cfa_loc, get_address_mode,
	mem_loc_descriptor): Export.
	(build_cfa_aligned_loc): Export.  Take CFA as a parameter.
	(dwarf2out_frame_init): Extract CIE generation code to
	dwarf2cfi_frame_init.

2011-07-07  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/49660
	* config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add
	MASK_V8PLUS, remove commented out flag and reorder.

2011-07-07  Jakub Jelinek  <jakub@redhat.com>

	PR c/49644
	* c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
	one non-complex and one complex argument, call c_save_expr on both
	operands.

2011-07-07  Martin Jambor  <mjambor@suse.cz>

	PR middle-end/49495
	* cgraphunit.c (verify_edge_corresponds_to_fndecl): New function.
	(verify_cgraph_node): Some functinality moved to
	verify_edge_corresponds_to_fndecl, call it.

2011-07-07  Joseph Myers  <joseph@codesourcery.com>

	* config.gcc (*local*): Remove.
	* doc/install-old.texi: Don't mention local configurations.

2011-07-07  Jakub Jelinek  <jakub@redhat.com>

	PR debug/49522
	* df-problems.c (dead_debug_reset): Remove dead_debug_uses
	referencing debug insns that have been reset.
	(dead_debug_insert_before): Don't assert reg is non-NULL,
	instead return immediately if it is NULL.

2011-07-07  Joseph Myers  <joseph@codesourcery.com>

	* config/i386/t-crtpic, config/i386/t-svr3dbx, config/pa/t-pa: Remove.

2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>

	* hw-doloop.c: New file.
	* hw-doloop.h: New file.
	* Makefile.in (OBJS): Add hw-doloop.o.
	(hw-doloop.o): New rule.
	($(obj_out_file)): Add hw-doloop.h dependency.
	* config/bfin/bfin.c: Include "hw-doloop.h".
	(loop_info, DEF_VEC_P for loop_info, loop_info_d): Remove.
	(bfin_dump_loops, bfin_bb_in_loop, bfin_scan_loop): Remove.
	(hwloop_optimize): Renamed from bfin_optimize_loop.  Argument
	type changed to hwloop_info.  Return bool, true if the loop was
	successfully optimized.  Remove code that was moved to
	hw-doloop.c, and adjust other parts.
	(hwloop_fail): New static function, containing parts that used
	to be in bfin_optimize_loop.
	(bfin_discover_loop, bfin_discover_loops, free_loops,
	bfin_reorder_loops): Remove.
	(hwloop_pattern_reg): New static function.
	(bfin_doloop_hooks): New variable.
	(bfin_reorg_loops): Remove most code, call reorg_loops.
	* config/bfin/bfin.md (doloop_end splitter): Also enable if
	loop counter is a memory_operand.

2011-07-07  H.J. Lu  <hongjiu.lu@intel.com>

	* config.gcc: Support --with-multilib-list for x86 Linux targets.

	* configure.ac: Mention x86-64 for --with-multilib-list.
	* configure: Regenerated.

	* config/i386/gnu-user64.h (SPEC_64): Support x32.
	(SPEC_32): Likewise.
	(ASM_SPEC): Likewise.
	(LINK_SPEC): Likewise.
	(TARGET_THREAD_SSP_OFFSET): Likewise.
	(TARGET_THREAD_SPLIT_STACK_OFFSET): Likewise.
	(SPEC_X32): New.

	* config/i386/i386.h (TARGET_X32): New.
	(TARGET_LP64): New.
	(LONG_TYPE_SIZE): Likewise.
	(POINTER_SIZE): Likewise.
	(POINTERS_EXTEND_UNSIGNED): Likewise.
	(OPT_ARCH64): Support x32.
	(OPT_ARCH32): Likewise.

	* config/i386/i386.opt (mx32): New.

	* config/i386/kfreebsd-gnu64.h (GNU_USER_LINK_EMULATIONX32): New.
	(GLIBC_DYNAMIC_LINKERX32): Likewise.
	* config/i386/linux64.h (GNU_USER_LINK_EMULATIONX32): Likewise.
	(GLIBC_DYNAMIC_LINKERX32): Likewise.

	* config/linux.h (UCLIBC_DYNAMIC_LINKERX32): New.
	(BIONIC_DYNAMIC_LINKERX32): Likewise.
	(GNU_USER_DYNAMIC_LINKERX32): Likewise.

	* config/i386/t-linux64: Support TM_MULTILIB_CONFIG.

	* doc/install.texi: Document --with-multilib-list for Linux/x86-64.

	* doc/invoke.texi: Document -mx32.

2011-07-07  Richard Sandiford  <richard.sandiford@linaro.org>

	* doc/invoke.texi (mwords-little-endian): Deprecate.
	* config/arm/arm.opt (mwords-little-endian): Likewise.
	* config/arm/arm.c (arm_option_override): Warn about the deprecation
	of -mwords-little-endian.

2011-07-07  Richard Sandiford  <richard.sandiford@linaro.org>

	* reload1.c (choose_reload_regs): Use mode sizes to check whether
	an old reload register completely defines the required value.

2011-07-07  Richard Guenther  <rguenther@suse.de>

	* fold-const.c (fold_unary_loc): Do not strip sign-changes
	for NEGATE_EXPR.

2011-07-07  Richard Guenther  <rguenther@suse.de>

	* tree-vrp.c (simplify_conversion_using_ranges): New function.
	(simplify_stmt_using_ranges): Call it.

2011-07-07  Kai Tietz  <ktietz@redhat.com>

	* tree-ssa-forwprop.c (truth_valued_ssa_name): New function.
	(lookup_logical_inverted_value): Likewise.
	(simplify_bitwise_binary_1): Likewise.
	(simplify_bitwise_binary): Use simplify_bitwise_binary_1.

2011-07-07  Joseph Myers  <joseph@codesourcery.com>

	* gcc.c (%[Spec]): Don't document.
	(struct spec_list): Update comment.
	(do_spec_1): Don't handle %[Spec].
	* doc/invoke.texi (%[@var{name}]): Remove documentation of spec.

2011-07-07  Joseph Myers  <joseph@codesourcery.com>

	* common/common-target-def.h (TARGET_HAVE_NAMED_SECTIONS): Don't
	default based on TARGET_ASM_NAMED_SECTION.
	* common/common-target.def (have_named_sections): Default to true.
	* common/config/default-common.c: Don't include tm.h.
	* common/config/picochip/picochip-common.c
	(TARGET_HAVE_NAMED_SECTIONS): Don't define.
	* common/config/m32c/m32c-common.c: Remove.
	* config.gcc (m32c*-*-*): Set target_has_targetm_common=no.
	* config/alpha/osf5.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
	* config/i386/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
	* config/m68k/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
	* config/pa/som.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
	* config/pdp11/pdp11.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
	* config/vax/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.

2011-07-07  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/49640
	* gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF operands
	and last COMPONENT_REF operand call gimplify_expr on it if non-NULL.

2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR libmudflap/49550
	* gcc.c (MFWRAP_SPEC): Also wrap mmap64.

2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR target/39150
	* configure.ac (gcc_cv_as_hidden): Also accept
	x86_64-*-solaris2.1[0-9]*.
	(gcc_cv_as_cfi_directive): Likewise.
	(gcc_cv_as_comdat_group_group): Likewise.
	(set_have_as_tls): Likewise.
	* configure: Regenerate.
	* config.gcc (i[34567]86-*-solaris2*): Also handle
	x86_64-*-solaris2.1[0-9]*.
	* config.host (i[34567]86-*-solaris2*): Likewise.
	* config/sparc/sol2.h (ASM_CPU_DEFAULT_SPEC): Remove.
	* config/sol2-bi.h (ASM_CPU_DEFAULT_SPEC): Redefine.
	[USE_GLD] (ARCH_DEFAULT_EMULATION): Define.
	(TARGET_LD_EMULATION): Use it.
	* config/i386/sol2.h (ASM_CPU_DEFAULT_SPEC): Define.
	(SUBTARGET_CPU_EXTRA_SPECS): Add asm_cpu_default.
	* config/i386/sol2-bi.h (ASM_CPU32_DEFAULT_SPEC): Define.
	(ASM_CPU64_DEFAULT_SPEC): Define.
	(ASM_CPU_SPEC): Use %(asm_cpu_default).
	(ASM_SPEC): Redefine.
	(DEFAULT_ARCH32_P): Define using TARGET_64BIT_DEFAULT.
	* config/host-solaris.c [__x86_64__] (TRY_EMPTY_VM_SPACE): Reduce.
	* doc/install.texi (Specific, amd64-*-solaris2.1[0-9]*): Document.
	(Specific, i?86-*-solaris2.10): Mention x86_64-*-solaris2.1[0-9]*
	configuration.
	(Specific, x86_64-*-solaris2.1[0-9]*): Document.

2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/sol2.h (ASM_SPEC): Split into ...
	(ASM_SPEC_BASE, ASM_PIC_SPEC): ... this.
	* config/i386/sol2.h (ASM_SPEC): Define using ASM_SPEC_BASE.
	* config/i386/sol2-bi.h (ASM_CPU_SPEC): Redefine.
	(ASM_SPEC): Use ASM_SPEC_BASE.
	* config/sparc/sol2.h (ASM_SPEC): Redefine.

2011-07-07  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.md (*reload_insi): Change predicate #1 to
	const_int_operand.  Ditto for peep2 producing this insn.
	Add argument to output_reload_insisf call.
	(*movsi,*movsf): Add argument to output_movsisf call.
	(*reload_insf): New insn and new peep2 to produce it.
	* config/avr/avr-protos.h (output_movsisf): Change prototype.
	(output_reload_insisf): Change prototype.
	* config/avr/avr.c (avr_asm_len): New function.
	(output_reload_insisf): Rewrite.
	(output_movsisf): Change prototype.  output_reload_insisf for
	all CONST_INT and CONST_DOUBLE.  ALlow moving 0.0f to memory.
	(adjust_insn_length): Add argument to output_movsisf and
	output_reload_insisf call.

2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>

	* emit-rtl.c (paradoxical_subreg_p): New function.
	* rtl.h (paradoxical_subreg_p): Declare.
	* combine.c (set_nonzero_bits_and_sign_copies, get_last_value,
	apply_distributive_law, simplify_comparison, simplify_set): Use it.
	* cse.c (record_jump_cond, cse_insn): Likewise.
	* expr.c (force_operand): Likewise.
	* rtlanal.c (num_sign_bit_copies1): Likewise.
	* reload1.c (eliminate_regs_1, strip_paradoxical_subreg): Likewise.
	* reload.c (push_secondary_reload, find_reloads_toplev): Likewise.
	(push_reload): Use precision to check for paradoxical subregs.
	* expmed.c (extract_bit_field_1): Likewise.

	* machmode.h (HWI_COMPUTABLE_MODE_P): New macro.
	* combine.c (set_nonzero_bits_and_sign_copies): Use it.
	(find_split-point, combine_simplify_rtx, simplify_if_then_else,
	simplify_set, simplify_logical, expand_compound_operation,
	make_extraction, force_to_mode, if_then_else_cond, extended_count,
	try_widen_shift_mode, simplify_shift_const_1, simplify_comparison,
	record_value_for_reg): Likewise.
	* expmed.c (expand_widening_mult, expand_mult_highpart): Likewise.
	* simplify-rtx. c (simplify_unary_operation_1,
	simplify_binary_operation_1, simplify_const_relational_operation):
	Likewise.

	* explow.c (trunc_int_for_mode): Use GET_MODE_PRECISION
	instead of GET_MODE_BITSIZE where appropriate.
	* rtlanal.c (subreg_lsb_1, subreg_get_info, nonzero_bits1,
	num_sign_bit_copies1, canonicalize_condition, low_bitmask_len,
	init_num_sign_bit_copies_in_rep): Likewise.
	* cse.c (fold_rtx, cse_insn): Likewise.
	* loop-doloop.c (doloop_modify, doloop_optimize): Likewise.
	* simplify-rtx.c (simplify_unary_operation_1,
	simplify_const_unary_operation, simplify_binary_operation_1,
	simplify_const_binary_operation, simplify_ternary_operation,
	simplify_const_relational_operation, simplify_subreg): Likewise.
	* combine.c (try_combine, find_split_point, combine_simplify_rtx,
	simplify_if_then_else, simplify_set, expand_compound_operation,
	expand_field_assignment, make_extraction, if_then_else_cond,
	make_compound_operation, force_to_mode, make_field_assignment,
	reg_nonzero_bits_for_combine, reg_num_sign_bit_copies_for_combine,
	extended_count, try_widen_shift_mode, simplify_shift_const_1,
	simplify_comparison, record_promoted_value, simplify_compare_const,
	record_dead_and_set_regs_1): Likewise.

	Revert:
	* simplify-rtx.c (simplify_const_binary_operation): Use the
	shift_truncation_mask hook instead of performing modulo by width.
	Compare against mode precision, not bitsize.
	* combine.c (combine_simplify_rtx, simplify_shift_const_1):
	Use shift_truncation_mask instead of constructing the value manually.

2011-07-06  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000-protos.h (rs6000_call_indirect_aix): New
	declaration.
	(rs6000_save_toc_in_prologue_p): Ditto.

	* config/rs6000/rs6000.opt (-mr11): New switch to disable loading
	up the static chain (r11) during indirect function calls.
	(-msave-toc-indirect): New undocumented debug switch.

	* config/rs6000/rs6000.c (struct machine_function): Add
	save_toc_in_prologue field to note whether the prologue needs to
	save the TOC value in the reserved stack location.
	(rs6000_emit_prologue): Use TOC_REGNUM instead of 2.  If we need
	to save the TOC in the prologue, do so.
	(rs6000_trampoline_init): Don't allow creating AIX style
	trampolines if -mno-r11 is in effect.
	(rs6000_call_indirect_aix): New function to create AIX style
	indirect calls, adding support for -mno-r11 to suppress loading
	the static chain, and saving the TOC in the prologue instead of
	the call body.
	(rs6000_save_toc_in_prologue_p): Return true if we are saving the
	TOC in the prologue.

	* config/rs6000/rs6000.md (STACK_POINTER_REGNUM): Add more fixed
	register numbers.
	(TOC_REGNUM): Ditto.
	(STATIC_CHAIN_REGNUM): Ditto.
	(ARG_POINTER_REGNUM): Ditto.
	(SFP_REGNO): Delete, unused.
	(TOC_SAVE_OFFSET_32BIT): Add constants for AIX TOC save and
	function descriptor offsets.
	(TOC_SAVE_OFFSET_64BIT): Ditto.
	(AIX_FUNC_DESC_TOC_32BIT): Ditto.
	(AIX_FUNC_DESC_TOC_64BIT): Ditto.
	(AIX_FUNC_DESC_SC_32BIT): Ditto.
	(AIX_FUNC_DESC_SC_64BIT): Ditto.
	(ptrload): New mode attribute for the appropriate load of a pointer.
	(call_indirect_aix32): Delete, rewrite AIX indirect function calls.
	(call_indirect_aix64): Ditto.
	(call_value_indirect_aix32): Ditto.
	(call_value_indirect_aix64): Ditto.
	(call_indirect_nonlocal_aix32_internal): Ditto.
	(call_indirect_nonlocal_aix32): Ditto.
	(call_indirect_nonlocal_aix64_internal): Ditto.
	(call_indirect_nonlocal_aix64): Ditto.
	(call): Rewrite AIX indirect function calls.  Add support for
	eliminating the static chain, and for moving the save of the TOC
	to the function prologue.
	(call_value): Ditto.
	(call_indirect_aix<ptrsize>): Ditto.
	(call_indirect_aix<ptrsize>_internal): Ditto.
	(call_indirect_aix<ptrsize>_internal2): Ditto.
	(call_indirect_aix<ptrsize>_nor11): Ditto.
	(call_value_indirect_aix<ptrsize>): Ditto.
	(call_value_indirect_aix<ptrsize>_internal): Ditto.
	(call_value_indirect_aix<ptrsize>_internal2): Ditto.
	(call_value_indirect_aix<ptrsize>_nor11): Ditto.
	(call_nonlocal_aix32): Relocate in the rs6000.md file.
	(call_nonlocal_aix64): Ditto.

	* doc/invoke.texi (RS/6000 and PowerPC Options): Add -mr11 and
	-mno-r11 documentation.

2011-07-06  Jonathan Wakely  <jwakely.gcc@gmail.com>

	PR other/49658
	* doc/extend.texi (Compound Literals): Fix typo.

2011-07-06  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.

2011-07-06  Basile Starynkevitch  <basile@starynkevitch.net>

	* configure.ac (plugin-version.h): Generate
	GCCPLUGIN_VERSION_MAJOR, GCCPLUGIN_VERSION_MINOR,
	GCCPLUGIN_VERSION_PATCHLEVEL, GCCPLUGIN_VERSION constant integer
	macros.

	* configure: Regenerate.

	* doc/plugins.texi (Building GCC plugins): Mention
	GCCPLUGIN_VERSION ... constant macros in plugin-version.h.

2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>

	* machmode.h (TRULY_NOOP_TRUNCATION_MODES_P): New macro.
	* combine.c (make_extraction, gen_lowpart_or_truncate,
	apply_distributive_law, simplify_comparison,
	reg_truncated_to_mode, record_truncated_value): Use it.
	* cse.c (notreg_cost): Likewise.
	* expmed.c (store_bit_field_1, extract_bit_field_1): Likewise.
	* expr.c (convert_move, convert_modes): Likewise.
	* optabs.c (expand_binop, expand_unop): Likewise.
	* postreload.c (move2add_last_label): Likewise.
	* regmove.c (optimize_reg_copy_3): Likewise.
	* rtlhooks.c (gen_lowpart_general): Likewise.
	* simplify-rtx.c (simplify_unary_operation_1): Likewise.

2011-07-06  Joseph Myers  <joseph@codesourcery.com>

	* config/rs6000/vxworks.h (WORDS_BIG_ENDIAN): Define.

2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>

	* cse.c (find_comparison_args): Use val_mode_signbit_set_p.
	* simplify-rtx.c (mode_signbit_p): Use GET_MODE_PRECISION.
	(val_mode_signbit_p, val_mode_signbit_set_p): New functions.
	(simplify_const_unary_operation, simplify_binary_operation_1,
	simplify_const_binary_operation, simplify_const_relational_operation):
	Use them.  Use GET_MODE_MASK for masking and sign-extensions.
	* combine.c (set_nonzero_bits_and_sign_copies, simplify_set,
	combine_simplify_rtx, force_to_mode, reg_nonzero_bits_for_combine,
	simplify_shift_const_1, simplify_comparison): Likewise.
	* expr.c (convert_modes): Likewise.
	* rtlanal.c (nonzero_bits1, canonicalize_condition): Likewise.
	* expmed.c (emit_cstore, emit_store_flag_1, emit_store_flag): Likewise.
	* rtl.h (val_mode_signbit_p, val_mode_signbit_set_p): Declare.

	* simplify-rtx.c (simplify_ternary_operation): Remove dead code.

2011-07-06  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49645
	* c-decl.c (finish_decl): Also set DECL_HARD_REGISTER for global
	register variables.
	* tree-ssa-sccvn.c (vn_reference_op_eq): Disregard differences
	in type qualification here ...
	(copy_reference_ops_from_ref): ... not here.
	(vn_reference_lookup_3): ... or here.
	(copy_reference_ops_from_ref): Record decl bases as MEM[&decl].
	(vn_reference_lookup): Do the lookup with a valueized ao-ref.

2011-07-06  Ian Lance Taylor  <iant@google.com>

	* doc/install.texi (Configuration): It's
	--enable-gnu-indirect-function, not --enable-indirect-function.

2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>

	* simplify-rtx.c (simplify_const_binary_operation): Use the
	shift_truncation_mask hook instead of performing modulo by width.
	Compare against mode precision, not bitsize.
	* combine.c (combine_simplify_rtx, simplify_shift_const_1):
	Use shift_truncation_mask instead of constructing the value manually.

2011-07-06  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/47383
	* tree-ssa-address.c (addr_for_mem_ref): Use pointer_mode for
	address computation and convert to address_mode if needed.

2011-07-06  Richard Guenther  <rguenther@suse.de>

	* tree.c (build_common_tree_nodes_2): Merge with
	build_common_tree_nodes.
	* tree.h (build_common_tree_nodes): Adjust prototype.
	(build_common_tree_nodes_2): Remove.
	* doc/tm.texi.in (lang_hooks.builtin_function): Adjust.
	* doc/tm.texi (lang_hooks.builtin_function): Regenerate.

2011-07-05  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/49618
	* tree-eh.c (tree_could_trap_p) <case CALL_EXPR>: For DECL_WEAK
	t recurse on the decl.
	<case FUNCTION_DECL, case VAR_DECL>: For DECL_WEAK decls
	return true if expr isn't known to be defined in current
	TU or some other LTO partition.

2011-07-05  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* params.def (PARAM_CASE_VALUES_THRESHOLD): New parameter to
	override CASE_VALUES_THRESHOLD.

	* stmt.c (toplevel): Include params.h.
	(case_values_threshold): Use the --param case-values-threshold
	value if non-zero, otherwise use machine dependent value.
	(expand_case): Use case_values_threshold.

	* Makefile.in (stmt.o): Add $(PARAMS_H) dependency.

	* doc/invoke.texi (--param case-values-threshold): Document.

2011-07-05  Richard Henderson  <rth@redhat.com>

	* dwarf2out.c (dwarf2out_cfi_label): Make static.
	(dwarf2out_flush_queued_reg_saves): Make static.
	(dwarf2out_reg_save): Remove.
	(dwarf2out_return_save): Remove.
	(dwarf2out_return_reg): Remove.
	(dwarf2out_reg_save_reg): Remove.
	(dwarf2out_def_cfa): Merge into ...
	(dwarf2out_frame_init): ... here.
	* dwarf2out.h, tree.h: Remove declarations as necessary.

2011-07-05  Richard Henderson  <rth@redhat.com>

	* config/ia64/ia64.c (ia64_dwarf_handle_frame_unspec): Remove.
	(TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
	(ia64_expand_epilogue): Emit an empty FRAME_RELATED_EXPR for
	the alloc insn.

	* config/ia64/ia64.c (ia64_emit_deleted_label_after_insn): Remove.
	(IA64_CHANGE_CFA_IN_EPILOGUE): Remove.
	(process_epilogue): Don't call dwarf2out_def_cfa.

	* config/ia64/ia64.c (ia64_expand_prologue): Use pc_rtx to
	indicate the return address save.
	(process_cfa_register): Likewise.

	* config/ia64/ia64.c (ia64_dwarf2out_def_steady_cfa): Remove.
	(process_cfa_adjust_cfa, ia64_asm_unwind_emit): Don't call it.

	* config/ia64/ia64.c (ia64_expand_prologue): Emit REG_CFA_REGISTER
	for ar.pfs save at alloc insn.

2011-07-05  Richard Henderson  <rth@redhat.com>

	* config/arm/arm.c (arm_dwarf_handle_frame_unspec): Remove.
	(TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
	(arm_expand_prologue): Use REG_CFA_REGISTER to mark the
	stack pointer save.
	(arm_unwind_emit_set): Don't recognize UNSPEC_STACK_ALIGN.
	(arm_unwind_emit): Walk REG_NOTES for unwinding notes.  Emit
	proper unwind info for a REG_CFA_REGISTER save of stack pointer.
	* config/arm/arm.md (UNSPEC_STACK_ALIGN): Remove.

2011-07-05  Richard Henderson  <rth@redhat.com>

	* config/vax/vax.md (define_c_enum unspecv): New.  Define the
	VUNSPEC_* constants here instead of via define_constants.
	(VUNSPEC_PEM): New constant.
	(procedure_entry_mask): New insn.
	(prologue): New expander.
	* config/vax/vax.c (vax_add_reg_cfa_offset): New.
	(vax_expand_prologue): Rename from vax_output_function_prologue;
	emit rtl instead of text.
	(TARGET_ASM_FUNCTION_PROLOGUE): Remove.
	(print_operand): Add 'x' prefix.

2011-07-05  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/47715
	* calls.c (precompute_register_parameters): Promote the function
	argument before checking non-legitimate constant.

2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>

	PR tree-optimization/47654
	* graphite-blocking.c (pbb_strip_mine_time_depth): Do not return bool.
	(lst_do_strip_mine_loop): Return an int.
	(lst_do_strip_mine): Same.
	(scop_do_strip_mine): Same.
	(scop_do_block): Loop blocking should strip-mine at least two loops.
	* graphite-interchange.c (lst_interchange_select_outer): Return an int.
	(scop_do_interchange): Same.
	* graphite-poly.h (scop_do_interchange): Update declaration.
	(scop_do_strip_mine): Same.

2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-clast-to-gimple.c (precision_for_value): Removed.
	(precision_for_interval): Removed.
	(gcc_type_for_interval): Use mpz_sizeinbase.

2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-ppl.h (value_max): Correct computation of max.

2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-clast-to-gimple.c (clast_name_to_index): Add missing space.

2011-07-05  Richard Guenther  <rguenther@suse.de>

	* c-decl.c (c_init_decl_processing): Defer building common
	tree nodes to c_common_nodes_and_builtins.

2011-07-05  Razya Ladelsky  <razya@il.ibm.com>

	PR tree-optimization/49580
	* tree-cfg.c (gimple_duplicate_sese_tail): Remove handling of
	the loop's number of iterations.
	* tree-parloops.c (transform_to_exit_first_loop): Add the
	handling of the loop's number of iterations before the call
	to gimple_duplicate_sese_tail.
	Insert the stmt caclculating the new rhs of the loop's
	condition stmt to the preheader instead of iters_bb.

2011-07-05  H.J. Lu  <hongjiu.lu@intel.com>

	PR rtl-optimization/47449
	* fwprop.c (forward_propagate_subreg): Don't propagate hard
	register nor zero/sign extended hard register.

2011-07-05  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49518
	PR tree-optimization/49628
	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip
	irrelevant and invariant data-references.
	(vect_analyze_data_ref_access): For invariant loads clear the
	group association.

2011-07-04  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/49619
	* combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
	pass VOIDmode as op0_mode to recursive call, and return temp even
	when different from tor, just if it is not IOR of the original
	PLUS arguments.

	PR rtl-optimization/49472
	* simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
	negating MULT, negate the second operand instead of first.
	(simplify_binary_operation_1) <case MULT>: If one operand is
	a NEG and the other is MULT, don't attempt to optimize by negation
	of the MULT operand if it only moves the NEG operation around.

	PR debug/49602
	* tree-into-ssa.c (rewrite_debug_stmt_uses): Disregard
	get_current_def return value if it can't be trusted to be
	the current value of the variable in the current bb.

2011-07-04  Uros Bizjak  <ubizjak@gmail.com>

	PR target/49600
	* config/i386/i386.md (SSE2 int->float split): Push operand 1 in
	general register to memory for !TARGET_INTER_UNIT_MOVES.

2011-07-04  Georg-Johann Lay  <avr@gjlay.de>

	PR target/44643
	* config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
	instead of TREE_READONLY.

2011-07-04  Georg-Johann Lay  <avr@gjlay.de>

	* doc/extend.texi (AVR Built-in Functions): Update documentation
	of __builtin_avr_fmul*.
	* config/avr/avr.c (avr_init_builtins): Don't depend on AVR_HAVE_MUL.
	* config/avr/avr-c.c (avr_cpu_cpp_builtins): Ditto.
	* config/avr/avr.md (fmul): Rename to fmul_insn.
	(fmuls): Rename to fmuls_insn.
	(fmulsu): Rename to fmulsu_insn.
	(fmul,fmuls,fmulsu): New expander.
	(*fmul.call,*fmuls.call,*fmulsu.call): New Insn.
	* config/avr/t-avr (LIB1ASMFUNCS): Add _fmul, _fmuls, _fmulsu.
	* config/avr/libgcc.S (__fmul): New function.
	(__fmuls): New function.
	(__fmulsu,__fmulsu_exit): New function.

2011-07-04  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49615
	* tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
	basic-block index check.

2011-07-04  Georg-Johann Lay  <avr@gjlay.de>

	* longlong.h (count_leading_zeros, count_trailing_zeros,
	COUNT_LEADING_ZEROS_0): Define for target avr if W_TYPE_SIZE is 16
	resp. 64.

2011-07-03  Ira Rosen  <ira.rosen@linaro.org>

	PR tree-optimization/49610
	* tree-vect-loop.c (vect_is_slp_reduction): Check that DEF_STMT has
	a basic block.

2011-07-02  Eric Botcazou  <ebotcazou@adacore.com>
	    Olivier Hainque  <hainque@adacore.com>
	    Nicolas Setton  <setton@adacore.com>

	* tree.h (TYPE_ARTIFICIAL): New flag.
	* dwarf2out.c (modified_type_die): Add a DW_AT_artificial attribute to
	the DIE of the type if it is artificial.
	(gen_array_type_die): Likewise.
	(gen_enumeration_type_die): Likewise.
	(gen_struct_or_union_type_die): Likewise.
	* lto-streamer-in.c (unpack_ts_base_value_fields): Use TYPE_ARTIFICIAL.
	* lto-streamer-out.c (pack_ts_base_value_fields): Likewise.

2011-07-01  Jakub Jelinek  <jakub@redhat.com>

	* tree-object-size.c (pass_through_call): Handle
	BUILT_IN_ASSUME_ALIGNED.

2011-07-01  Martin Jambor  <mjambor@suse.cz>

	* tree-sra.c (tree_non_mode_aligned_mem_p): Also ignore MEM_REFs.

2011-07-01  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/48016
	* explow.c (update_nonlocal_goto_save_area): Use proper mode
	for stack save area.
	* function.c (expand_function_start): Likewise.

2011-07-01  Richard Guenther  <rguenther@suse.de>

	PR middle-end/49596
	* cgraph.h (varpool_all_refs_explicit_p): Not analyzed nodes
	may have unknown refs.

2011-07-01  Kai Tietz  <ktietz@redhat.com>

	* tree-ssa-forwprop.c (simplify_bitwise_binary): Fix typo.

2011-07-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config.gcc: Obsolete alpha*-dec-osf5.1, mips-sgi-irix6.5.
	* doc/install.texi (Specific, alpha*-dec-osf5.1): Document it.
	(Specific, mips-sgi-irix6): Likewise.

2011-07-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR libmudflap/49549
	* doc/sourcebuild.texi (Effective-Target Keywords): Document gld.

2011-07-01  Jakub Jelinek  <jakub@redhat.com>

	* tree-pretty-print.c (dump_generic_code) <case CONSTRUCTOR>: Print
	[idx]= and [idx1 ... idx2]= before initializers if needed for
	array initializers.

2011-07-01  Chen Liqin  <liqin.gcc@gmail.com>

	* config.gcc (score-*-elf): Remove score7.o.
	* config/score/t-score-elf: Likewise.
	* config/score/score.c: Merge score7 to score.c and
	remove forwarding functions.
	* config/score/score7.c: Deleted.
	* config/score/score7.h: Deleted.

2011-07-01  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49603
	* tree-vect-stmts.c (vectorizable_load): Remove unnecessary assert.

2011-06-30  Martin Jambor  <mjambor@suse.cz>

	* tree-sra.c (struct access): Rename total_scalarization to
	grp_total_scalarization
	(completely_scalarize_var): New function.
	(sort_and_splice_var_accesses): Set total_scalarization in the
	representative access.
	(analyze_access_subtree): Propagate total scalarization accross the
	tree, no holes in totally scalarized trees, simplify coverage
	computation.
	(analyze_all_variable_accesses): Call completely_scalarize_var instead
	of completely_scalarize_record.

2011-06-30  Richard Henderson  <rth@redhat.com>

	* config/i386/i386.h (X86_TUNE_DEEP_BRANCH_PREDICTION): Remove.
	(TARGET_DEEP_BRANCH_PREDICTION): Remove.
	* config/i386/i386.c: Don't include dwarf2out.h.
	(initial_ix86_tune_features): Remove X86_TUNE_DEEP_BRANCH_PREDICTION.
	(output_set_got): Don't test TARGET_DEEP_BRANCH_PREDICTION, delete
	all code dead thereafter.  Don't do dwarf2out_flush_queued_reg_saves.
	(ix86_expand_prologue): Set REG_CFA_FLUSH_QUEUE on set_got insn.
	(machopic_output_stub): Don't test TARGET_DEEP_BRANCH_PREDICTION.

2011-06-30  Richard Henderson  <rth@redhat.com>

	* reg-notes.def (REG_CFA_FLUSH_QUEUE): New.
	* dwarf2out.c (dwarf2out_frame_debug): Handle it.
	* final.c (final_scan_insn): Look for it, and invoke
	dwarf2out_frame_debug before the insn if found.

2011-06-30  Richard Henderson  <rth@redhat.com>

	* dwarf2out.c (dwarf2out_frame_debug_cfa_offset): Allow PC_RTX
	as a source, and interpret that as DWARF_FRAME_RETURN_COLUMN.

2011-06-30  Richard Henderson  <rth@redhat.com>

	* dwarf2out.c (struct reg_saved_in_data): Provide a typedef.
	Define a vector of this type.
	(regs_saved_in_regs): Use a VEC.
	(num_regs_saved_in_regs): Remove.
	(compare_reg_or_pc): New.
	(record_reg_saved_in_reg): Split out from...
	(dwarf2out_flush_queued_reg_saves): ... here.
	(clobbers_queued_reg_save): Update for VEC.
	(reg_saved_in): Likewise.
	(dwarf2out_frame_debug_init): Likewise.
	(dwarf2out_reg_save_reg): Use record_reg_saved_in_reg.
	(dwarf2out_frame_debug_cfa_register): Likewise.

2011-06-30  Eric Botcazou  <ebotcazou@adacore.com>

	PR tree-optimization/49572
	* tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
	type of the RHS instead of that of the LHS for the expression type.

2011-06-30  Eric Botcazou  <ebotcazou@adacore.com>

	* df-scan.c (df_get_entry_block_def_set): Use INCOMING_REGNO macro
	unconditionally.

2011-06-30  Richard Guenther  <rguenther@suse.de>

	* opts.c (finish_options): Do not disable IPA-PTA during ltrans.
	* tree-ssa-structalias.c (create_variable_info_for): Do not
	add initial constraints for non-var-decls.  Properly handle
	globals in other ltrans partitions.
	(intra_create_variable_infos): Manually create constraints for
	the fake no-alias parameter.
	(ipa_pta_execute): Dump the cgraph, handle ltrans partitions properly
	and assert there are no clones.

2011-06-30  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/46787
	* tree-data-ref.c (dr_address_invariant_p): Remove.
	(find_data_references_in_stmt): Invariant accesses are ok now.
	* tree-vect-stmts.c (vectorizable_load): Handle invariant loads.
	* tree-vect-data-refs.c (vect_analyze_data_ref_access): Allow
	invariant loads.

2011-06-30  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/49094
	* tree-sra.c (tree_non_mode_aligned_mem_p): New function.
	(build_accesses_from_assign): Use it.

2011-06-30  Jakub Jelinek  <jakub@redhat.com>

	* tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Fix
	handling of BUILT_IN_ASSUME_ALIGNED.

	PR debug/49364
	* dwarf2out.c (output_abbrev_section): Don't return early
	if abbrev_die_table_in_use is 1.
	(dwarf2out_finish): Instead don't call output_abbrev_section
	nor emit abbrev_section_label in that case.

2011-06-30  Nick Clifton  <nickc@redhat.com>

	* config/v850/v850.h (CPP_SPEC): Define __v850e__ when compiling
	for the V850E.

2011-06-30  Jakub Jelinek  <jakub@redhat.com>

	* tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Fix
	handling of BUILT_IN_MEMPCPY_CHK and BUILT_IN_STPCPY_CHK.

2011-06-30  Ira Rosen  <ira.rosen@linaro.org>

	* tree-vect-loop.c (vect_determine_vectorization_factor): Handle
	both pattern and original statements if necessary.
	(vect_transform_loop): Likewise.
	* tree-vect-patterns.c (vect_pattern_recog): Update documentation.
	* tree-vect-stmts.c (vect_mark_relevant): Add new argument.
	Mark the pattern statement only if the original statement doesn't
	have its own uses.
	(process_use): Call vect_mark_relevant with additional parameter.
	(vect_mark_stmts_to_be_vectorized): Likewise.
	(vect_get_vec_def_for_operand): Use vectorized pattern statement.
	(vect_analyze_stmt): Handle both pattern and original statements
	if necessary.
	(vect_transform_stmt): Don't store vectorized pattern statement
	in the original statement.
	(vect_is_simple_use_1): Use related pattern statement only if the
	original statement is irrelevant.
	* tree-vect-slp.c (vect_get_and_check_slp_defs): Likewise.

2011-06-29  Changpeng Fang  <changpeng.fang@amd.com>

	* config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask
	option.
	* config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL
	entry.
	(TARGET_AVX128_OPTIMAL): New definition.
	* config/i386/i386.c (initial_ix86_tune_features): Initialize
	X86_TUNE_AVX128_OPTIMAL entry.
	(ix86_option_override_internal): Enable the generation
	of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
	(ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
	(ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.

2011-06-29  Eric Botcazou  <ebotcazou@adacore.com>

	PR tree-optimization/49539
	* tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
	names by means of stmt_references_abnormal_ssa_name.
	(associate_plusminus): Call can_propagate_from before propagating
	from definition statements.
	(ssa_forward_propagate_and_combine): Remove superfluous newline.

2011-06-29  Richard Guenther  <rguenther@suse.de>

	* doc/invoke.texi: Document -scev dump modifier.
	* tree-pass.h (TDF_SCEV): New dump flag.
	* tree-dump.c (dump_option_value_in): Add scev.
	* tree-chrec.c: Replace all TDF_DETAILS checks with TDF_SCEV.
	* tree-scalar-evolution.c: Likewise.

2011-06-29  Nathan Sidwell  <nathan@codesourcery.com>

	* config/arm/unwind-arm.c (enum __cxa_type_match_result): New.
	(cxa_type_match): Correct declaration.
	(__gnu_unwind_pr_common): Reconstruct additional indirection
	when __cxa_type_match returns succeeded_with_ptr_to_base.

2011-06-29  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

	PR rtl-optimization/49114
	* reload.c (struct replacement): Remove SUBREG_LOC member.
	(push_reload): Do not set it.
	(push_replacement): Likewise.
	(subst_reload): Remove dead code.
	(copy_replacements): Remove assertion.
	(copy_replacements_1): Do not handle SUBREG_LOC.
	(move_replacements): Likewise.
	(find_replacement): Remove dead code.  Use reload_adjust_reg_for_mode.
	Detect subregs via recursive descent instead of via SUBREG_LOC.

2011-06-29  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.c (avr_encode_section_info): Dispatch to
	default_encode_section_info.

2011-06-29  Richard Sandiford  <richard.sandiford@linaro.org>

	PR tree-optimization/49545
	* builtins.c (get_object_alignment_1): Update function comment.
	Do not use DECL_ALIGN for functions, but test
	TARGET_PTRMEMFUNC_VBIT_LOCATION instead.
	* fold-const.c (get_pointer_modulus_and_residue): Don't check
	for functions here.
	* tree-ssa-ccp.c (get_value_from_alignment): Likewise.

2011-06-29  Jakub Jelinek  <jakub@redhat.com>

	PR debug/49567
	* dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTEND>: Give up for
	non-MODE_INT modes instead of asserting the mode has MODE_INT class.

2011-06-29  Georg-Johann Lay  <avr@gjlay.de>

	PR target/34734
	* config/avr/avr.c (avr_handle_progmem_attribute): Move warning
	about uninitialized data attributed 'progmem' from here...
	(avr_encode_section_info): ...to this new function.
	(TARGET_ENCODE_SECTION_INFO): New define.
	(avr_section_type_flags): For data in ".progmem.data", remove
	section flag SECTION_WRITE.

2011-06-29  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/t-avr (LIB1ASMFUNCS): Add _mulhisi3, _umulhisi3,
	_xmulhisi3_exit.
	* config/avr/libgcc.S (_xmulhisi3_exit): New Function.
	(__mulhisi3): Optimize if have MUL*.  Use XJMP instead of rjmp.
	(__umulhisi3): Ditto.
	* config/avr/avr.md (mulhisi3): New insn expender.
	(umulhisi3): New insn expender.
	(*mulhisi3_call): New insn.
	(*umulhisi3_call): New insn.

2011-06-28  Joseph Myers  <joseph@codesourcery.com>

	* Makefile.in (LIBGCC2_CFLAGS): Remove -D__GCC_FLOAT_NOT_NEEDED.

2011-06-28  Richard Henderson  <rth@redhat.com>

	* config/arm/arm.c (thumb_pop): Rename from thumb_pushpop.  Delete
	all code and arguments that handled pushes.  Update all callers.

2011-06-28  Richard Henderson  <rth@redhat.com>

	* config/arm/arm.c (arm_output_function_prologue): Don't call
	thumb1_output_function_prologue.
	(arm_expand_prologue): Avoid dead store.
	(number_of_first_bit_set): Use ctz_hwi.
	(thumb1_emit_multi_reg_push): New.
	(thumb1_expand_prologue): Merge thumb1_output_function_prologue
	to emit the entire prologue as rtl.
	(thumb1_output_interwork): Split out from
	thumb1_output_function_prologue.
	(thumb1_output_function_prologue): Remove.
	(arm_attr_length_push_multi): Handle thumb1.
	* config/arm/arm.md (VUNSPEC_THUMB1_INTERWORK): New.
	(prologue_thumb1_interwork): New.
	(*push_multi): Allow thumb1; use push_mult_memory_operand.
	* config/arm/predicates.md (push_mult_memory_operand): New.

2011-06-28  Eric Botcazou  <ebotcazou@adacore.com>

	* config/sparc/sync.md (*stbar): Delete.
	(*membar_v8): New insn to implement UNSPEC_MEMBAR in SPARC-V8.

2011-06-28  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-ssa-dom.c (initialize_hash_element): Fix oversight.

2011-06-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/sparc/sol2-64.h (TARGET_DEFAULT): Remove.
	(TARGET_64BIT_DEFAULT): Define.
	* config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front
	of tm_file.
	* config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define.

2011-06-28  Joseph Myers  <joseph@codesourcery.com>

	* common.opt (in_lto_p): New Variable entry.
	* flags.h (in_lto_p): Move to common.opt.
	* gcc.c: Include params.h.
	(set_option_handlers): Also use common_handle_option and
	target_handle_option.
	(main): Call global_init_params, finish_params and init_options_struct.
	* opts.c (debug_type_names): Move from toplev.c.
	(print_filtered_help): Access quiet_flag through opts pointer.
	(common_handle_option): Return early in the driver for some options.
	Access in_lto_p, dwarf_version and warn_maybe_uninitialized through
	opts pointer.
	* toplev.c (in_lto_p): Move to common.opt.
	(debug_type_names): Move to opts.c.
	* Makefile.in (OBJS): Remove opts.o.
	(OBJS-libcommon-target): Add opts.o.
	(gcc.o): Update dependencies.

2011-06-28  Kai Tietz  <ktietz@redhat.com>

	* tree-ssa-forwprop.c (simplify_bitwise_binary): Improve type sinking.

2011-06-28  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

	* config/arm/vfp.md ("*divsf3_vfp"): Replace '+' constraint modifier
	with '=' constraint modifier.
	(*divdf3_vfp): Likewise.
	("*mulsf3_vfp"): Likewise.
	("*muldf3_vfp"): Likewise.
	("*mulsf3negsf_vfp"): Likewise.
	("*muldf3negdf_vfp"): Likewise.

2011-06-28  Nick Clifton  <nickc@redhat.com>

	* config/mn10300/mn10300.h (LINK_SPEC): Do not use linker
	relaxation when performing an incremental link.

2011-06-28  Kai Tietz  <ktietz@redhat.com>

	* tree-ssa-math-opts.c (execute_optimize_bswap): Search
	within BB from last to first.

2011-06-28  Joseph Myers  <joseph@codesourcery.com>

	* genattr-common.c: New.  Based on genattr.c.
	* Makefile.in (INSN_ATTR_H): Include insn-attr-common.h.
	(MOSTLYCLEANFILES): Add insn-attr-common.h.
	(opts.o): Update dependencies.
	(.PRECIOUS): Add insn-attr-common.h.
	(simple_rtl_generated_h): Add insn-attr-common.h.
	(build/genattr-common.o): New.
	(genprogrtl): Add attr-common.
	* genattr.c (main): Include insn-attr-common.h.  Don't generate
	definitions of DELAY_SLOTS or INSN_SCHEDULING.
	* opts.c: Include insn-attr-common.h instead of rtl.h and insn-attr.h.

2011-06-28  Georg-Johann Lay  <avr@gjlay.de>

	* config.gcc (tm_file): Add elfos.h and avr/elf.h for
	avr-*-* and avr-*-rtems* targets.

	* config/avr/elf.h: New file.
	(ASM_OUTPUT_BEFORE_CASE_LABEL): Define.
	(TARGET_ASM_SELECT_SECTION): Define.
	(INIT_SECTION_ASM_OP): Undefine.
	(FINI_SECTION_ASM_OP): Undefine.
	(READONLY_DATA_SECTION_ASM_OP): Undefine.
	(PCC_BITFIELD_TYPE_MATTERS): Undefine.
	(TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Undefine.
	* config/avr/avr.h:
	(PREFERRED_DEBUGGING_TYPE): Move to elf.h.
	(TARGET_ASM_NAMED_SECTION): Move to elf.h.
	(MAX_OFILE_ALIGNMENT): Move to elf.h.
	(STRING_LIMIT): Move to elf.h.
	(ASM_DECLARE_FUNCTION_NAME): Move to elf.h.
	(ASM_DECLARE_OBJECT_NAME): Remove.
	(ESCAPES): Remove.
	(ASM_OUTPUT_SKIP): Remove.
	(DWARF2_DEBUGGING_INFO): Remove.
	(OBJECT_FORMAT_ELF): Remove.
	(USER_LABEL_PREFIX): Remove.
	(ASM_OUTPUT_EXTERNAL): Remove.
	(ASM_OUTPUT_ASCII): Remove.
	(TYPE_ASM_OP): Remove.
	(SIZE_ASM_OP): Remove.
	(WEAK_ASM_OP): Remove.
	(STRING_ASM_OP): Remove.
	(SET_ASM_OP): Remove.
	(ASM_WEAKEN_LABEL): Remove.
	(TYPE_OPERAND_FMT): Remove.
	(ASM_DECLARE_FUNCTION_SIZE): Remove.
	(ASM_FINISH_DECLARE_OBJECT): Remove.
	(NO_DOLLAR_IN_LABEL): Remove.
	(ASM_GENERATE_INTERNAL_LABEL): Remove.
	(ASM_OUTPUT_CASE_LABEL): Remove.
	* config/avr/avr.c (avr_asm_output_aligned_decl_common): Use
	ASM_OUTPUT_ALIGNED_LOCAL, ASM_OUTPUT_ALIGNED_COMMON.
	(gas_output_ascii): Remove.
	(gas_output_limited_string): Remove.
	(TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
	* config/avr/avr-protos.h
	(gas_output_ascii): Remove prototye.
	(gas_output_limited_string): Remove prototype.

2011-06-27  Richard Earnshaw  <rearnsha@arm.com>

	PR target/48637
	* arm.c (arm_print_operand): Allow sym+offset.  Don't abort on invalid
	asm operands.

2011-06-27  Jan Hubicka  <jh@suse.cz>

	* ipa.c (cgraph_address_taken_from_non_vtable_p): Walk references of
	node instead of references in node.

2011-06-27  Richard Henderson  <rth@redhat.com>

	* config/alpha/alpha.c (vms_patch_builtins): Provide dummy definition.
	* config/ia64/ia64.c (ia64_init_builtins): Call vms_patch_builtins
	inside ifdef.

2011-06-27  Jakub Jelinek  <jakub@redhat.com>

	* c-decl.c (union lang_tree_node): Use it in chain_next expression.

	* builtin-types.def (BT_FN_PTR_CONST_PTR_SIZE_VAR): New.
	* builtins.def (BUILT_IN_ASSUME_ALIGNED): New builtin.
	* tree-ssa-structalias.c (find_func_aliases_for_builtin_call,
	find_func_clobbers): Handle BUILT_IN_ASSUME_ALIGNED.
	* tree-ssa-ccp.c (bit_value_assume_aligned): New function.
	(evaluate_stmt, execute_fold_all_builtins): Handle
	BUILT_IN_ASSUME_ALIGNED.
	* tree-ssa-dce.c (propagate_necessity): Likewise.
	* tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
	call_may_clobber_ref_p_1): Likewise.
	* builtins.c (is_simple_builtin, expand_builtin): Likewise.
	(expand_builtin_assume_aligned): New function.
	* doc/extend.texi (__builtin_assume_aligned): Document.

	PR debug/49544
	* cselib.c (promote_debug_loc): If cselib_preserve_constants
	and l has two DEBUG_INSN owned locs instead of just one, adjust
	the second location's setting_insn too.

2011-06-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR libmudflap/38738
	* config/sol2.h [!USE_GLD] (MFLIB_SPEC): Define.

2011-06-27  Nick Clifton  <nickc@redhat.com>

	* config/mn10300/mn10300.md (clzsi2): Use XOR after BSCH to convert
	bit position of highest bit set into a count of the high zero bits.

2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>

	* dwarf2out.c (TYPE_DECL_IS_STUB): Extend mechanism to all types.

2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>

	PR lto/48492
	* dwarf2out.c (dwarf2out_finish): Do not attach a DIE on the limbo list
	to a NULL parent.

2011-06-27  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49394
	* passes.c (execute_one_pass): Restore current_pass after
	applying IPA transforms.

2011-06-27  Kai Tietz  <ktietz@redhat.com>

	* tree-ssa-math-opts.c (do_shift_rotate): Zero bits
	out of type precision after operation.
	(find_bswap): Take for limit value the integer auto-promotion
	into account.

2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>

	* reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
	forward scan as well.

2011-06-27  Tristan Gingold  <gingold@adacore.com>

	PR target/44241
	* config/vms/vms-protos.h: New file.
	* config/vms/vms-crtlmap.map: New file.
	* config/vms/vms.c: New file.
	* config/vms/make-crtlmap.awk: New file.
	* config/vms/vms-crtl.h: File removed.
	* config/vms/vms-crtl-64.h: File removed.
	* config/vms/t-vms (vms-crtlmap.h, vms.o): New targets.
	* config/alpha/vms64.h: Do not include vms-crtl-64.h
	* config/alpha/alpha.c (alpha_init_builtins): Remove code to
	clear some builtins on VMS.  Calls vms_patch_builtins.
	(avms_asm_output_external): Remove.
	* config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Remove.
	(struct crtl_name_spec): Remove
	(DO_CTRL_NAMES): Remove.
	* config/ia64/vms.h (struct crtl_name_spec): Remove
	(DO_CTRL_NAMES): Remove.
	* config/ia64/ia64.c (alpha_init_builtins): Remove code to
	clear some builtins on VMS.  Calls vms_patch_builtins.
	(ia64_asm_output_external): Remove DO_CRTL_NAME.
	* config/ia64/vms64.h: Do not include vms-crtl-64.h
	* config.gcc (*-*-*vms*): Define extra_objs, target_gtfiles, tm_p_file.

2011-06-27  Tristan Gingold  <gingold@adacore.com>

	* config/alpha/alpha.c (alpha_end_function): Always generate .end
	directive on VMS.

2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>

	* config/sparc/sparc.c (sparc_frame_pointer_required): Return true if
	the function receives nonlocal gotos.

2011-06-27  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49536
	* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
	For non-scalar inner types use a scalar type according to
	the scalar inner mode.

2011-06-27  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49365
	* params.def (min-insn-to-prefetch-ratio): Reduce from 10 to 9.

2011-06-27  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49169
	* fold-const.c (get_pointer_modulus_and_residue): Don't rely on
	the alignment of function decls.

2011-06-26  Iain Sandoe  <iains@gcc.gnu.org>

	PR target/47997
	* config/darwin.c (darwin_mergeable_string_section): Place string
	constants in '.cstring' rather than '.const' when CF/NSStrings are
	active.

2011-06-26  Eric Botcazou  <ebotcazou@adacore.com>

	* config/sparc/sparc.c (save_local_or_in_reg_p): Adjust comment.
	(emit_save_register_window): Likewise.
	(sparc_expand_prologue): Use SIZE_INT_RTX and SIZE_RTX variables.
	(sparc_flat_expand_prologue): Add comment.  Always emit blockage.
	Swap back %o7/%i7 in register naming.

2011-06-25  Iain Sandoe  <iains@gcc.gnu.org>

	PR driver/49371
	* config/darwin.c (darwin_override_options): Improve warning when
	mdynamic-no-pic is given together with fPIC/fpic, also warn when it
	is given with fpie/fPIE.
	* config/darwin.h (PIE_SPEC): New, (LINK_SPEC): Use PIE_SPEC.
	* config/darwin9.h (PIE_SPEC): New.

2011-06-25  Basile Starynkevitch  <basile@starynkevitch.net>

	* timevar.c (timevar_print): Increase width for display of timevar
	name.

2011-06-24  Jakub Jelinek  <jakub@redhat.com>

	PR c++/46400
	* c-decl.c (union lang_tree_node): Use TYPE_NEXT_VARIANT
	instead of TYPE_CHAIN for chain_next for types.

2011-06-24  Richard Henderson  <rth@redhat.com>

	* config/sparc/sparc.md (create_flat_frame_1<P:mode>): Remove.
	(create_flat_frame_2<P:mode>, create_flat_frame_3<P:mode>): Remove.
	* config/sparc/sparc.c (gen_create_flat_frame_1): Remove.
	(gen_create_flat_frame_2, gen_create_flat_frame_3): Remove.
	(sparc_flat_expand_prologue): Emit individual instructions
	instead of one of the above.

2011-06-24  Easwaran Raman  <eraman@google.com>

	PR rtl-optimization/49429
	PR target/49454
	* expr.c (emit_block_move_hints):  Mark MEM_EXPR(x) and
	MEM_EXPR(y) addressable if emit_block_move_via_libcall is
	used to copy y into x.
	* calls.c (initialize_argument_information): Mark
	an argument addressable if it is passed by invisible reference.
	(emit_library_call_value_1): Mark  MEM_EXPR (val) addressable
	if it is passed by reference.

2011-06-24  H.J. Lu  <hongjiu.lu@intel.com>

	PR rtl-optimization/49504
	* rtlanal.c (nonzero_bits1): Properly handle addition or
	subtraction of a pointer in Pmode if pointers extend unsigned.
	(num_sign_bit_copies1): Likewise.

2011-06-24  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimizations/49516
	* tree-sra.c (sra_modify_assign): Choose the safe path for
	aggregate copies if we also did scalar replacements.

2011-06-24  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

	PR target/49335
	* config/arm/predicates.md (add_operator): New.
	* config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage in Thumb2.

2011-06-24  Andi Kleen  <ak@linux.intel.com>

	* tree-sra.c (type_internals_preclude_sra_p): Add msg
	parameter. Split up ifs and report reason in *msg.
	(reject): Add.
	(find_var_candiate): Add msg variable.
	Split up ifs and report reason to reject.
	(find_param_candidates): Add msg variable.
	Pass msg to type_internals_preclude_sra_p.

2011-06-23  Jeff Law  <law@redhat.com>

	PR middle-end/48770
	* reload.h (reload): Change to return a bool.
	* ira.c (ira): If requested by reload, run a fast DCE pass after
	reload has completed.  Fix comment typo.
	* reload1.c (need_dce): New file scoped static.
	(reload): Set reload_completed here.  Return whether or not a DCE
	pass after reload is needed.
	(delete_dead_insn): Set need_dce as needed.

	PR middle-end/49465
	* tree-ssa-threadupate.c (fix_duplicate_block_edges): Fix condition
	to detect threading through joiner block.  If there was already
	an edge to the new target, then do not change the PHI nodes.

2011-06-23  Jakub Jelinek  <jakub@redhat.com>

	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Use
	get_pointer_alignment to see if base isn't sufficiently aligned.

2011-06-23  Jan Hubicka  <jh@suse.cz>

	PR tree-optimize/49373
	* tree-pass.h (all_late_ipa_passes): Declare.
	* cgraphunit.c (init_lowered_empty_function): Fix properties.
	(cgraph_optimize): Execute late passes; remove unreachable funcions
	after materialization.
	* ipa-inline.c (gate_ipa_inline): Enable only when optimizing or
	LTOing.
	* passes.c (all_late_ipa_passes): Declare.
	(dump_passes, register_pass): Handle late ipa passes.
	(init_optimization_passes): Move ipa_pta to late passes; schedule
	fixup_cfg at beggining of all_passes.
	(apply_ipa_transforms): New function.
	(execute_one_pass): When doing simple ipa pass, apply all transforms.

2011-06-23  Joseph Myers  <joseph@codesourcery.com>

	* params.c: Include common/common-target.h.  Don't include tm.h.
	(lang_independent_params): Move from toplev.c.
	(global_init_params): New.
	* params.h (global_init_params): Declare.
	* target.def (default_params): Move to common-target.def.
	* toplev.c (lang_independent_options): Remove.
	(lang_independent_params): Move to params.c.
	(general_init): Use global_init_params.
	* common/common-target.def (option_default_params): Move from
	target.def.
	* common/config/ia64/ia64-common.c: Include params.h.
	(ia64_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
	from ia64.c.
	* common/config/rs6000/rs6000-common.c: Include params.h.
	(rs6000_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
	from rs6000.c.
	* common/config/sh/sh-common.c: Include params.h.
	(sh_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
	from sh.c.
	* common/config/spu/spu-common.c: Include params.h.
	(spu_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
	from spu.c.
	* config/ia64/ia64.c (ia64_option_default_params,
	TARGET_OPTION_DEFAULT_PARAMS): Move to ia64-common.c.
	* config/rs6000/rs6000.c (rs6000_option_default_params,
	TARGET_OPTION_DEFAULT_PARAMS): Move to rs6000-common.c.
	* config/sh/sh.c (sh_option_default_params,
	TARGET_OPTION_DEFAULT_PARAMS): Move to sh-common.c.
	* config/spu/spu.c (spu_option_default_params,
	TARGET_OPTION_DEFAULT_PARAMS): Move to spu-common.c.
	* Makefile.in (OBJS): Remove params.o.
	(OBJS-libcommon-target): Add params.o.
	(params.o, $(common_out_object_file)): Update dependencies.
	* doc/tm.texi: Regenerate.

2011-06-23  Alan Modra  <amodra@gmail.com>

	PR bootstrap/49383
	* config/rs6000/rs6000.c (call_ABI_of_interest): Adjust cgraph
	invocation for 2011-06-09 changes.

2011-06-22  Jakub Jelinek  <jakub@redhat.com>

	PR libgomp/49490
	* omp-low.c (expand_omp_for_static_nochunk): Only
	use n ceil/ nthreads size for the first n % nthreads threads in the
	team instead of all threads except for the last few ones which
	get less work or none at all.

	PR debug/49496
	* tree-vect-patterns.c (vect_recog_widen_mult_pattern): Ignore debug
	uses.

2011-06-22  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49493
	* tree-ssa-structalias.c (get_constraint_for_ssa_var):
	Refer to the alias target of variables.
	(associate_varinfo_to_alias_1): Remove.
	(ipa_pta_execute): Do not associate aliases with anything.
	* cgraph.h (varpool_alias_aliased_node): Fix cut&paste errors.
	(cgraph_function_node): Likewise.
	(cgraph_function_or_thunk_node): Likewise.
	(varpool_variable_node): Likewise.

2011-06-22  Nathan Sidwell  <nathan@codesourcery.com>

	* config/arm/arm.h (OPTION_DEFAULT_SPECS): Fix -mtls-dialect typo.
	* config.gcc (arm*-*-linux*): Default to gnu tls.
	(arm*-*-*): Add --with-tls option.
	(all_defaults): Add 'tls'.

2011-06-22  Richard Henderson  <rth@redhat.com>

	* reg-notes.def (REG_CFA_WINDOW_SAVE): New.
	* dwarf2out.c (dwarf2out_frame_debug): Handle it.
	(dwarf2out_frame_debug_cfa_window_save): Rename from
	dwarf2out_window_save; make static.
	* tree.h (dwarf2out_window_save): Don't declare.

	* config/sparc/sparc.c (sparc_dwarf_handle_frame_unspec): Remove.
	(TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
	(emit_save_register_window): Rename from gen_save_register_window;
	emit the insn and add REG_CFA_* notes.
	(sparc_expand_prologue): Update to match.
	* config/sparc/sparc.md (save_register_window_1): Simplify from
	save_register_window<P:mode>.

2011-06-22  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/49497
	* config/i386/i386.md (*lea_general_2): Always allow SImode.
	(*lea_general_2_zext): Likewise.
	(imul to lea peepholes): Use const359_operand and check
	TARGET_PARTIAL_REG_STALL.

	* config/i386/predicates.md (const359_operand): New.

2011-06-22  Michael Matz  <matz@suse.de>

	* cgraphunit.c (assemble_thunk): Use correct return type.

2011-06-22  Dmitry Plotnikov  <dplotnikov@ispras.ru>
	    Dmitry Melnik  <dm@ispras.ru>

	* config/arm/arm.c (neon_immediate_valid_for_shift): New function.
	(neon_output_shift_immediate): Ditto.
	* config/arm/arm-protos.h (neon_immediate_valid_for_shift): New
	prototype.
	(neon_output_shift_immediate): Ditto.
	* config/arm/neon.md (vashl<mode>3): Modified constraint.
	(vashr<mode>3_imm): New insn pattern.
	(vlshr<mode>3_imm): Ditto.
	(vashr<mode>3): Modified constraint.
	(vlshr<mode>3): Ditto.
	* config/arm/predicates.md (imm_for_neon_lshift_operand): New
	predicate.
	(imm_for_neon_rshift_operand): Ditto.
	(imm_lshift_or_reg_neon): Ditto.
	(imm_rshift_or_reg_neon): Ditto.

	* optabs.c (init_optabs): Init optab codes for vashl, vashr, vlshr.

2011-06-22  Jakub Jelinek  <jakub@redhat.com>

	* tree-ssa-ccp.c (evaluate_stmt): Try bitwise tracking for
	builtin calls even if likelyvalue is not CONSTANT.
	Handle BUILT_IN_STRDUP and BUILT_IN_STRNDUP like BUILT_IN_MALLOC.
	Return get_value_for_expr of first operand
	for BUILT_IN_{MEM{CPY,MOVE,SET},STR{,N}CPY}{,_CHK}.
	* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
	BUILT_IN_{MEM{{,P}CPY,MOVE,SET},STR{,N}C{PY,AT},STPCPY}_CHK like
	their non-checking counterparts.
	(call_may_clobber_ref_p_1): Likewise.
	(stmt_kills_ref_p_1): Handle BUILT_IN_MEM{{,P}CPY,MOVE,SET}_CHK
	like their non-checking counterparts.
	* tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
	Handle BUILT_IN_{MEM{{,P}CPY,MOVE,SET},STR{,N}C{PY,AT},STPCPY}_CHK
	like their non-checking counterparts.
	(find_func_clobbers): Likewise.
	* tree-ssa-dce.c (propagate_necessity): Handle BUILT_IN_MEMSET_CHK
	like BUILT_IN_MEMSET and BUILT_IN_CALLOC like BUILT_IN_MALLOC.

	* dwarf2out.c (size_of_loc_descr, output_loc_operands,
	mark_base_types, hash_loc_operands, compare_loc_operands): Allow
	DW_OP_GNU_convert and DW_OP_GNU_reinterpret to use constant instead
	of base type reference as argument.
	(resolve_addr_in_expr): Likewise.  Fix keep computation.
	(convert_descriptor_to_signed): Renamed to...
	(convert_descriptor_to_mode): ... this.  For wider types convert to
	unsigned instead of signed, for <= DWARF2_ADDR_SIZE convert to untyped.
	(typed_binop): New function.
	(scompare_loc_descriptor, ucompare_loc_descriptor,
	minmax_loc_descriptor, mem_loc_descriptor): For wider integer modes
	default to unsigned type instead of signed.

	PR debug/47858
	* gimple.h (enum gimple_debug_subcode): Add GIMPLE_DEBUG_SOURCE_BIND.
	(gimple_build_debug_source_bind_stat): New prototype.
	(gimple_build_debug_source_bind): Define.
	(gimple_debug_source_bind_p, gimple_debug_source_bind_get_var,
	gimple_debug_source_bind_get_value,
	gimple_debug_source_bind_get_value_ptr,
	gimple_debug_source_bind_set_var,
	gimple_debug_source_bind_set_value): New inlines.
	* gimple.c (gimple_build_debug_source_bind_stat): New function.
	* gimple-pretty-print.c (dump_gimple_debug): Handle
	GIMPLE_DEBUG_SOURCE_BIND.
	* sese.c (rename_uses): Handle gimple_debug_source_bind_p.
	* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
	* tree-parloops.c (eliminate_local_variables,
	separate_decls_in_region): Likewise.
	(separate_decls_in_region_debug): Renamed from
	separate_decls_in_region_debug_bind.  Handle
	gimple_debug_source_bind_p.
	* tree.h (decl_debug_args_lookup, decl_debug_args_insert): New
	prototypes.
	(DECL_HAS_DEBUG_ARGS_P): Define.
	(struct tree_function_decl): Add has_debug_args_flag field.
	* tree.c (debug_args_for_decl): New variable.
	(decl_debug_args_lookup, decl_debug_args_insert): New functions.
	* tree-into-ssa.c (mark_def_sites): Handle uses in debug stmts.
	(rewrite_debug_stmt_uses): New function.
	(rewrite_stmt): Use it to rewrite debug stmt uses.
	* rtl.def (DEBUG_PARAMETER_REF): New.
	* rtl.h (DEBUG_PARAMETER_REF_DECL): Define.
	* cselib.c (rtx_equal_for_cselib_1, cselib_hash_rtx): Handle
	DEBUG_PARAMETER_REF.
	* rtl.c (rtx_equal_p_cb, rtx_equal_p, iterative_hash_rtx): Likewise.
	* print-rtl.c (print_rtx): Likewise.
	* tree-sra.c (sra_ipa_reset_debug_stmts): Prefer replacing of
	SSA_NAMEs with DEBUG_EXPR_DECLs initialized in source bind
	debug stmts in the first bb.
	* tree-inline.c (remap_ssa_name): If remapping default def
	of a PARM_DECL fails, map to a DEBUG_EXPR_DECL set in
	a source bind debug stmt.
	(remap_gimple_stmt): Handle gimple_debug_source_bind_p.
	(maybe_move_debug_stmts_to_successors): Likewise.
	(copy_debug_stmt): Likewise.  Avoid shadowing a variable.
	(tree_function_versioning): If DECL_HAS_DEBUG_ARGS_P, copy
	debug args vector from old_decl to new_decl.
	* ipa-prop.c (ipa_modify_call_arguments): For optimized away
	or modified parameters, add debug bind stmts before call
	setting DEBUG_EXPR_DECL which is remembered in debug args vector.
	* cfgexpand.c (expand_call_stmt): Call expand_debug_expr
	on DECL_DEBUG_EXPRs from debug args vector.
	(expand_debug_source_expr): New function.
	(expand_debug_locations): Use it for source bind insns.
	(expand_gimple_basic_block): Handle gimple_debug_source_bind_p.
	* var-tracking.c (prepare_call_arguments): Add debug args
	to call_arguments if any.
	* dwarf2out.c (dwarf_stack_op_name, size_of_loc_descr,
	output_loc_operands, output_loc_operands_raw, resolve_addr_in_expr,
	compare_loc_operands): Handle DW_OP_GNU_parameter_ref.
	(get_ref_die_offset, parameter_ref_descriptor): New functions.
	(mem_loc_descriptor): Handle DEBUG_PARAMETER_REF.
	(gen_subprogram_die): Handle parameters identified by
	DEBUG_PARAMETER_REF.

2011-06-22  Nathan Sidwell  <nathan@codesourcery.com>

	* doc/invoke.texi (ARM Options): Document -mtls-dialect option.
	* doc/install.texi (Configuration): Document --with-tls.
	* config/arm/arm.c (enum tls_reloc): Add TLS_DESCSEQ.
	(arm_call_tls_get_addr): Clean up. Assert not tls descriptor.
	(arm_tls_descseq_addr): New.
	(legitimize_tls_address): Add tlsdesc support.
	(arm_cannot_copy_insn_p): Check for tlscall.
	(arm_emit_tls_decoration): Likewise.
	* config/arm/arm.h (TARGET_GNU2_TLS): New.
	(OPTION_DEFAULT_SPECS): Add with-tls support.
	* config/arm/arm.md (R1_REGNUM): Define.
	(tlscall): New.
	* config/arm/arm.opt (tls_type): New enumeration type and values.
	(mtls-dialect): New switch.
	* config/arm/arm-opts.h (enum tls_type): New.

2011-06-21  Nicola Pero  <nicola.pero@meta-innovation.com>

	* attribs.c (register_attribute): Added assert to check that all
	attribute specs are registered with a name that is not empty and
	does not start with '_'.
	(decl_attributes): Avoid the lookup of the "naked" attribute spec
	if the function has no attributes.
	* tree.c (is_attribute_with_length_p): Removed.
	(is_attribute_p): Removed.
	(private_is_attribute_p): New.
	(private_lookup_attribute): New.
	(lookup_attribute): Removed.
	(lookup_ident_attribute): New.
	(remove_attribute): Require the first argument to be in the form
	'text', not '__text__'.  Updated asserts.
	(merge_attributes): Use lookup_ident_attributes instead of
	lookup_attribute.
	(merge_dllimport_decl_attributes): Use remove_attribute.
	(attribute_list_contained): Likewise.
	(attribute_list_equal): Immediately return 1 if the arguments are
	identical pointers.
	* tree.h (is_attribute_p): Made inline.  Return a 'bool', not an
	'int'.  Require the first argument to be in the form 'text', not
	'__text__'.  Require the second argument to be an identifier.
	(lookup_attribute): Made inline.  Require the first argument to be
	in the form 'text', not '__text__'.
	(private_is_attribute_p, private_lookup_attribute): New.
	Updated comments.

2011-06-21  Andrew MacLeod  <amacleod@redhat.com>

	* builtins.c: Add sync_ or SYNC__ to builtin names.
	* sync-builtins.def: Add sync_ or SYNC__ to builtin names.
	* omp-low.c: Add sync_ or SYNC__ to builtin names.

2011-06-21  Georg-Johann Lay  <avr@gjlay.de>

	PR target/33049
	* config/avr/avr.md (extzv): New expander.
	(*extzv): New insn.
	(*extzv.qihi1, *extzv.qihi2): New insn-and-split.
	* config/avr/constraints.md (C04): New constraint.
	* doc/md.texi (Machine Constraints): Document it.

2011-06-21  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/49489
	* builtins.c (expand_builtin_unop): Call expand_unop with 0 as
	unsignedp argument instead of 1 for clrsb_optab.
	(fold_builtin_bitop): Fix masking for width > HOST_BITS_PER_WIDE_INT
	and < 2 * HOST_BITS_PER_WIDE_INT.  Optimize BUILT_IN_CLRSB*.
	(fold_builtin_1): Call fold_builtin_binop for BUILT_IN_CLRSB*.
	* optabs.c (widen_leading): Call widen_operand and expand_unop
	with 0 as unsignedp argument instead of 1 for clrsb_optab.
	(expand_unop): Subtract difference of mode sizes also for clrsb_optab.

2011-06-21  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.md (*jcindirect_jump): Fix build warning.

2011-06-21  Bernd Schmidt  <bernds@codesourcery.com>

	* gensupport.c (add_define_attr): New static function.
	(is_predicable): Allow multi-alternative lists for the "predicable"
	attribute.
	(modify_attr_enabled_ce, alter_attrs_for_insn): New static functions.
	(process_one_cond_exec): Call alter_attrs_for_insn.
	* doc/md.texi (Defining Attributes): Mention some standard names.
	(Conditional Execution): Update documentation for "predicable".

	* doc/extend.texi (__builtin_clrsb, __builtin_clrsbl,
	__builtin_clrsbll): Document.
	* doc/rtl.texi (clrsb): New entry.
	* optabs.c (widen_leading): Renamed from widen_clz.  New argument
	UNOPTAB.  All callers changed.  Use UNOPTAB instead of clz_optab.
	(expand_unop): Handle clrsb_optab.
	(init_optabs): Initialize it.
	* optabs.h (enum optab_index): New entry OTI_clrsb.
	(clrsb_optab): Define.
	* genopinit.c (optabs): Add an entry for it.
	* builtins.c (expand_builtin): Handle clrsb builtin functions.
	* builtins.def (BUILT_IN_CLRSB, BUILT_IN_CLRSBIMAX, BUILT_IN_CLRSBL,
	BUILT_IN_CLRSBLL): New.
	* rtl.def (CLRSB): New code.
	* dwarf2out.c (mem_loc_descriptor): Handle it.
	* simplify-rtx.c (simplify_const_unary_operation): Likewise.
	Use op_mode rather than mode when optimizing ffs, clz, ctz, parity
	and popcount.
	* libgcc2.c (__clrsbSI2, __clrsbDI2): New functions.
	* libgcc2.h (__clrsbSI2, __clrsbDI2): Define and declare.
	(__ctzDI2): Move declaration.
	* config/bfin/bfin.md (clrsbsi2): New expander.
	(signbitssi2): Use the CLRSB rtx.
	(clrsbhi2): Renamed from signbitshi2.  Use the CLRSB rtx.
	* config/bfin/bfin.c (bdesc_1arg): Changed accordingly.

2011-06-21  Richard Guenther  <rguenther@suse.de>

	* ipa-inline-transform.c (inline_transform): Fix previous change.

2011-06-21  Ira Rosen  <ira.rosen@linaro.org>

	PR tree-optimization/49478
	* tree-vect-loop.c (vectorizable_reduction): Handle DOT_PROD_EXPR
	with constant operand.

2011-06-21  Richard Guenther  <rguenther@suse.de>

	* ipa-inline-transform.c (inline_transform): Fix typo.

2011-06-21  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49483
	* tree-vect-stmts.c (vectorizable_assignment): Also handle
	VIEW_CONVERT_EXPR conversions.

2011-06-21  Joseph Myers  <joseph@codesourcery.com>

	* config/avr/avr-mcus.def, config/avr/genopt.sh: New files.
	* config/avr/avr-tables.opt: New file (generated).
	* config.gcc (avr-*-*): Use avr/avr-tables.opt.
	* config/avr/avr-devices.c (avr_mcu_types): Move contents to
	avr-mcus.def.
	* config/avr/avr.c (avr_help, TARGET_HELP): Remove.
	(avr_option_override): Don't process -mmcu= argument here.  Set
	avr_current_device using avr_mcu_index.
	(avr_file_start): Use avr_current_device->name instead of avr_mcu_name.
	* config/avr/avr.opt (mmcu=): Use Enum.
	* config/avr/t-avr (avr-devices.o): Update dependencies.
	($(srcdir)/config/avr/avr-tables.opt): New.
	* target.def (help): Remove.
	* doc/tm.texi.in (TARGET_HELP): Remove.
	* doc/tm.texi: Regenerate.
	* opts.c: Don't include target.h.
	(common_handle_option): Don't call targetm.help.
	* system.h (TARGET_HELP): Poison.
	* Makefile.in (opts.o): Update dependencies.

2011-06-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/usegld.h: New file.
	* config/sol2.h (PREFERRED_DEBUGGING_TYPE): Remove.
	(CPP_SUBTARGET_SPEC): Remove -compat-bsd support.
	(LIB_SPEC): Likewise.  Search /lib.
	(LINK_ARCH32_SPEC_BASE): Remove -compat-bsd support.
	(RDYNAMIC_SPEC): Handle GNU ld.
	[HAVE_LD_EH_FRAME_HDR && TARGET_DL_ITERATE_PHDR] (LINK_EH_SPEC):
	Define.
	(SUPPORTS_INIT_PRIORITY): Only disable for Sun ld.
	(SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Define.
	[!USE_GAS] (NO_DBX_BNSYM_ENSYM): Redefine.
	(STACK_CHECK_STATIC_BUILTIN): Define.
	* config/sol2.opt (compat-bsd): Remove.
	* config/sol2-10.h (TARGET_C99_FUNCTIONS): Remove undef.
	* config/sol2-bi.h: New file.
	* config/sol2-gld.h: Remove.
	* config/i386/sol2.h (TLS_COMMON_ASM_OP): Only define if !USE_GAS.
	(NO_DBX_BNSYM_ENSYM): Remove.
	(SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Remove.
	(STACK_CHECK_STATIC_BUILTIN): Remove.
	Test USE_GLD instead of TARGET_GNU_LD.
	* config/i386/sol2-10.h: Rename to ...
	* config/i386/sol2-bi.h .. this.
	(SUBTARGET_EXTRA_SPECS): Redefine.
	(WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE): Remove.
	(MULTILIB_DEFAULTS): Remove.
	(DEFAULT_ARCH32_P): Define.
	(LINK_ARCH64_SPEC_BASE, LINK_ARCH64_SPEC): Remove.
	(ARCH64_SUBDIR): Define.
	Test USE_GLD instead of TARGET_GNU_LD.
	(I386_EMULATION): Rename to ...
	(ARCH32_EMULATION): ... this.
	(X86_64_EMULATION): Rename to ...
	(ARCH64_EMULATION): ... this.
	(TARGET_LD_EMULATION): Remove.
	(LINK_ARCH_SPEC): Remove.
	* config/i386/sol2-gas.h: Remove.
	* config/i386/t-sol2-10: Rename to ...
	* config/i386/t-sol2-64: ... this.
	* config/sparc/sol2.h (SPARC_DEFAULT_CMODEL): Redefine.
	(AS_SPARC64_FLAG): Define.
	(ASM_CPU32_DEFAULT_SPEC, ASM_CPU64_DEFAULT_SPEC): Redefine.
	(CPP_CPU64_DEFAULT_SPEC, ASM_CPU32_DEFAULT_SPEC): Redefine
	depending on TARGET_CPU_DEFAULT.
	(CPP_CPU_SPEC): Redefine.
	(ASM_CPU_SPEC): Handle DEFAULT_ARCH32_P.
	(CPP_CPU_DEFAULT_SPEC, ASM_CPU_DEFAULT_SPEC): Redefine.
	(CPP_ARCH32_SPEC, CPP_ARCH64_SPEC, CPP_ARCH_SPEC): Redefine.
	(ASM_ARCH_SPEC, ASM_ARCH32_SPEC, ASM_ARCH64_SPEC,
	ASM_ARCH_DEFAULT_SPEC): Redefine.
	(SUBTARGET_EXTRA_SPECS): Add LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
	LINK_ARCH_DEFAULT_SPEC.
	[USE_GLD] (ARCH32_EMULATION, ARCH64_EMULATION): Define.
	[USE_GLD] (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC): Redefine.
	(ARCH64_SUBDIR): Define.
	(LINK_ARCH64_SPEC): Redefine.
	(CC1_SPEC): Redefine.
	(OPTION_DEFAULT_SPECS): Redefine.
	(MULTILIB_DEFAULTS): Define.
	(WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE): Redefine.
	[USE_GAS && HAVE_AS_TLS] (TARGET_SUN_TLS, TARGET_GNU_TLS): Redefine.
	[USE_GLD] (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undef.
	(NO_DBX_BNSYM_ENSYM): Remove.
	(SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Remove.
	(ASM_OUTPUT_ALIGN_WITH_NOP): Only define if !USE_GAS.
	(TARGET_ASM_NAMED_SECTION): Likewise.
	(STACK_CHECK_STATIC_BUILTIN): Remove.
	* config/sparc/sol2-bi.h: Remove.
	* config/sparc/sol2-gas-bi.h: Remove.
	* config/sparc/sol2-gas.h: Remove.
	* config/sparc/sol2-gld-bi.h: Remove.
	* config.gcc (i[34567]86-*-solaris2*, sparc*-*-solaris2*): Move
	common parts ...
	(*-*-solaris2*): ... here.

2011-06-21  Christian Bruel  <christian.bruel@st.com>

	PR other/43564
	* ipa-inline.c (can_inline_edge_p): Check
	!DECL_DISREGARD_INLINE_LIMITS.

2011-06-21  Christian Bruel  <christian.bruel@st.com>

	PR middle-end/49139
	* cgraphunit.c (process_function_and_variable_attributes): warn when
	always_inline functions that are not inline.
	* ipa-inline-transform.c (inline_transform): Always call
	optimize_inline.
	* tree-inline.c (tree_inlinable_function_p): Use error instead
	of sorry.
	(expand_call_inline): Likewise.

2011-06-21  Jakub Jelinek  <jakub@redhat.com>

	* Makefile.in (dg_target_exps): Set.
	(check_gcc_parallelize): Parallelize gcc testing into 10 jobs
	instead of 7, try to divide it more evenly.

2011-06-20  Changpeng Fang  <changpeng.fang@amd.com>

	PR target/49089
	* config/i386/i386.c (avx256_split_unaligned_load): New definition.
	(avx256_split_unaligned_store): New definition.
	(ix86_option_override_internal): Enable avx256 unaligned load/store
	splitting only when avx256_split_unaligned_load/store is set.

2011-06-20  Bernd Schmidt  <bernds@codesourcery.com>

	* regrename.c (scan_rtx_reg): Handle the case where we write to an
	open chain in a smaller mode without failing the entire block.

2011-06-20  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/47725
	* combine.c (cant_combine_insn_p): Don't check zero/sign
	extended hard registers.

2011-06-21  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): Match
	CONST high part large-toc address.
	(rs6000_tls_referenced_p): Make static.
	* config/rs6000/rs6000-protos.h (rs6000_tls_referenced_p): Delete.

2011-06-20  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/47725
	* combine.c (cant_combine_insn_p): Check zero/sign extended
	hard registers.

2011-06-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

	PR target/49385
	* config/arm/thumb2.md (*thumb2_movhi_insn): Make sure atleast
	one of the operands is a register.

2011-06-20  Kai Tietz  <ktietz@redhat.com>

	* fold-const.c (fold_binary_loc): Add missing folding for truth-not
	operations in combination with binary and.

2011-06-20  Bernd Schmidt  <bernds@codesourcery.com>

	* regrename.c (do_replace): Don't update notes.

2011-06-20  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
	of toc-relative address in CONST.
	(rs6000_delegitimize_address): Recognize changed address.
	(rs6000_legitimize_reload_address): Likewise.
	(rs6000_emit_move): Don't force these constants to memory.
	* config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
	toc-relative address in CONST.
	(tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
	(tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.

2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>

	* longlong.h (count_leading_zeros): Use long long builtin for x86-64.
	(count_trailing_zeros): Likewise.

2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>

	PR other/49325
	* acinclude.m4 (gcc_AC_INITFINI_ARRAY): Properly check if
	.init_array can be used with .ctors on targets.
	* configure: Regenerated.

2011-06-18  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-sra.c (type_internals_preclude_sra_p) <ARRAY_TYPE>: Return true
	if the element type is volatile.

2011-06-18  Jan Hubicka  <jh@suse.cz>

	* lto-symtab.c (lto_varpool_replace_node): Remove code handling
	extra name aliases.
	(lto_symtab_resolve_can_prevail_p): Likewise.
	(lto_symtab_merge_cgraph_nodes): Update alias_of pointers.
	* cgraphbuild.c (record_reference): Remove extra body alias code.
	(mark_load): Likewise.
	(mark_store): Likewise.
	* cgraph.h (varpool_node): Remove extra_name filed;
	add alias_of and extraname_alias.
	(varpool_create_variable_alias, varpool_for_node_and_aliases): Declare.
	(varpool_alias_aliased_node): New inline function.
	(varpool_variable_node): New function.
	* cgraphunit.c (handle_alias_pairs): Handle also variable aliases.
	* ipa-ref.c (ipa_record_reference): Allow aliases on variables.
	* lto-cgraph.c (lto_output_varpool_node): Update streaming.
	(input_varpool_node): Likewise.
	* lto-streamer-out.c (produce_symtab): Remove extra name aliases.
	(varpool_externally_visible_p): Remove extra body alias code.
	(function_and_variable_visibility): Likewise.
	* tree-ssa-structalias.c (associate_varinfo_to_alias_1): New function.
	(ipa_pta_execute): Use it.
	* varpool.c (varpool_remove_node): Remove extra name alias code.
	(varpool_mark_needed_node): Likewise.
	(varpool_analyze_pending_decls): Analyze aliases.
	(assemble_aliases): New functoin.
	(varpool_assemble_decl): Use it.
	(varpool_create_variable_alias): New function.
	(varpool_extra_name_alias): Rewrite.
	(varpool_for_node_and_aliases): New function.

2011-06-18  Jakub Jelinek  <jakub@redhat.com>

	PR target/49411
	* config/i386/i386.c (ix86_expand_multi_arg_builtins): If
	last_arg_constant and last argument doesn't match its predicate,
	for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
	if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
	(ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
	spelling of error message.
	* config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
	vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
	const_0_to_255_operand instead of const_int_operand.

	Revert:
	2011-05-09  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (blendbits): Remove mode attribute.
	(<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
	instead of const_0_to_<blendbits>_operand for operand 3 predicate.
	Check integer value of operand 3 in insn constraint.

2011-06-17  Hans-Peter Nilsson  <hp@axis.com>

	PR rtl-optimization/48542
	* reload.c (find_equiv_reg): Stop looking when finding a
	setjmp-type call.
	* reload1.c (reload_as_needed): Invalidate all reload
	registers when crossing a setjmp-type call.

2011-06-16  Jeff Law  <law@redhat.com>

	* tree-ssa-threadupdate.c (struct redirection_data): New field
	intermediate_edge.
	(THREAD_TARGET2): Define.
	(redirection_data_eq): Also check that the intermediate edge is equal.
	(lookup_redirection_data): Drop useless argument.  Extract the
	outgoing_edge and intermediate edge from E.  Callers updated.
	(copy_phi_args, update_destination_phis): New functions.
	(fix_duplicate_block_edges): Likewise.
	(create_edge_and_update_destination_phis): Duplicate all the edges
	hung off e->aux.  Use copy_phi_args.
	(create_duplicates): Use fix_duplicate_block_edges.
	(fixup_template_block): Likewise.
	(redirect_edges): If necessary, redirect the joiner block's incoming
	edge to the duplicate of the joiner block.
	(thread_block): Don't muck up loops when threading through a joiner
	block.
	(thread_through_loop_header): Handle threading through a joiner block.
	(mark_threaded_blocks, register_jump_thread): Likewise.
	* tree-flow.h (register_jump_thread): Add new argument.  Callers
	updated.
	* tree-ssa-threadedge.c (phi_args_equal_on_edges): New function.
	(thread_across_edge): Handle threading through a joiner block.

2011-06-16  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/49343
	* tree-sra.c (build_ref_for_model): Use component_ref_field_offset to
	calculate offset, provide 2nd operand for the new COMPONENT_REF.

2011-06-16  Iain Sandoe  <iains@gcc.gnu.org>

	* config/darwin-protos.h (machopic_select_rtx_section): Move to
	inside RTX_CODE ifdef.

2011-06-16  Tom de Vries  <tom@codesourcery.com>

	PR target/45098
	* tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith):
	Disallow NULL pointer for pointer arithmetic.

2011-06-16  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

	PR target/49398
	Revert.
	2011-06-10  Wei Guozhi  <carrot@google.com>

	PR target/45335
	* config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
	stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
	(ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
	related peephole2.
	(strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
	related peephole2.
	* config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
	(arm_legitimate_ldrd_p): New prototype.
	(arm_output_ldrd): New prototype.
	* config/arm/arm.c (arm_check_ldrd_operands): New function.
	(arm_legitimate_ldrd_p): New function.
	(arm_output_ldrd): New function.

2011-06-16  Joern Rennecke  <joern.rennecke@embecosm.com>

	PR middle-end/46500
	* doc/tm.texi.in: Update Copyright date.
	* doc/tm.texi: Regenerate.
	* targhooks.c (default_setup_incoming_varargs): Replace
	CUMULATIVE_ARGS* argument type with cumulative_args_t.
	(default_pretend_outgoing_varargs_named): Likewise.
	(hook_pass_by_reference_must_pass_in_stack): Likewise.
	(hook_callee_copies_named): Likewise.
	(default_function_arg_advance): Likewise.
	(default_function_arg): Likewise.
	(default_function_incoming_arg): Likewise.
	(hook_bool_CUMULATIVE_ARGS_false): Likewise.
	(hook_bool_CUMULATIVE_ARGS_true): Likewise.
	(hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
	(hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
	(hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
	* targhooks.h (default_setup_incoming_varargs): Likewise.
	(default_pretend_outgoing_varargs_named): Likewise.
	(hook_pass_by_reference_must_pass_in_stack): Likewise.
	(hook_callee_copies_named): Likewise.
	(default_function_arg_advance): Likewise.
	(default_function_arg): Likewise.
	(default_function_incoming_arg): Likewise.
	(hook_bool_CUMULATIVE_ARGS_false): Likewise.
	(hook_bool_CUMULATIVE_ARGS_true): Likewise.
	(hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
	(hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
	(hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
	* target.def (pass_by_reference): Likewise.
	(setup_incoming_varargs, strict_argument_naming): Likewise.
	(pretend_outgoing_varargs_named, callee_copies): Likewise.
	(arg_partial_bytes, function_arg_advance, function_arg): Likewise.
	(function_incoming_arg): Likewise.
	* target.h: Don't include "tm.h" .
	(cumulative_args_t): New typedef.
	[GCC_TM_H] (get_cumulative_args): New static inline function.
	[GCC_TM_H] (pack_cumulative_args): Likewise.
	* config/alpha/alpha.c (alpha_function_arg): Replace CUMULATIVE_ARGS*
	argument type with cumulative_args_t.
	(alpha_function_arg_advance, alpha_arg_partial_bytes): Likewise.
	(alpha_pass_by_reference, alpha_setup_incoming_varargs): Likewise.
	* config/frv/frv.c (frv_setup_incoming_varargs): Likewise.
	(frv_arg_partial_bytes, frv_function_arg): Likewise.
	(frv_function_incoming_arg, frv_function_arg_advance): Likewise.
	(frv_function_arg_1): Likewise.
	* config/s390/s390.c (s390_pass_by_reference): Likewise.
	(s390_function_arg_advance, s390_function_arg): Likewise.
	* config/m32c/m32c.c (m32c_function_arg): Likewise.
	(m32c_pass_by_reference, m32c_function_arg_advance): Likewise.
	(m32c_strict_argument_naming): Likewise.
	* config/spu/spu.c (spu_pass_by_reference, spu_function_arg): Likewise.
	(spu_function_arg_advance): Likewise.
	(spu_setup_incoming_varargs): Likewise.  Make static.
	* config/spu/spu-protos.h (spu_setup_incoming_varargs):
	Remove prototype.
	* config/sparc/sparc.c (sparc_strict_argument_naming): Replace
	CUMULATIVE_ARGS* argument type with cumulative_args_t.
	(sparc_pass_by_reference, sparc_function_arg_advance): Likewise.
	(sparc_function_arg, sparc_function_incoming_arg): Likewise.
	(sparc_arg_partial_bytes, sparc_function_arg_1): Likewise.
	* config/mep/mep.c (mep_setup_incoming_varargs): Likewise.
	(mep_pass_by_reference, mep_function_arg): Likewise.
	(mep_function_arg_advance): Likewise.
	* config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
	(m32r_pass_by_reference, m32r_arg_partial_bytes): Likewise.
	(m32r_function_arg, m32r_function_arg_advance): Likewise.
	* config/rx/rx.c (rx_function_arg, rx_function_arg_advance): Likewise.
	* config/i386/i386.c (ix86_function_arg_advance): Likewise.
	(ix86_function_arg, ix86_pass_by_reference): Likewise.
	(ix86_setup_incoming_varargs): Likewise.
	* config/sh/sh.c (sh_setup_incoming_varargs): Likewise.
	(sh_strict_argument_naming): Likewise.
	(sh_pretend_outgoing_varargs_named, sh_pass_by_reference): Likewise.
	(sh_callee_copies, sh_arg_partial_bytes): Likewise.
	(sh_function_arg_advance, sh_function_arg): Likewise.
	* config/pdp11/pdp11.c (pdp11_function_arg): Likewise.
	(pdp11_function_arg_advance): Likewise.
	* config/microblaze/microblaze.c (microblaze_function_arg_advance):
	Likewise.
	(microblaze_function_arg, function_arg_partial_bytes): Likewise.
	* config/avr/avr.c (avr_function_arg): Likewise.
	(avr_function_arg_advance): Likewise.
	* config/xtensa/xtensa.c (xtensa_function_arg_advance): Likewise.
	(xtensa_function_arg, xtensa_function_incoming_arg): Likewise.
	(xtensa_function_arg_1): Likewise.
	* config/stormy16/stormy16.c (xstormy16_function_arg_advance):
	Likewise.
	(xstormy16_function_arg): Likewise.
	* config/fr30/fr30.c (fr30_setup_incoming_varargs): Likewise.
	(fr30_arg_partial_bytes, fr30_function_arg): Likewise.
	(fr30_function_arg_advance): Likewise.
	* config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
	(lm32_function_arg, lm32_function_arg_advance): Likewise.
	* config/moxie/moxie.c (moxie_setup_incoming_varargs): Likewise.
	(moxie_function_arg, moxie_function_arg_advance): Likewise.
	(moxie_pass_by_reference, moxie_arg_partial_bytes): Likewise.
	* config/cris/cris.c (cris_setup_incoming_varargs): Likewise.
	(cris_pass_by_reference, cris_arg_partial_bytes): Likewise.
	(cris_function_arg, cris_function_incoming_arg): Likewise.
	(cris_function_arg_advance, cris_function_arg_1): Likewise.
	* config/iq2000/iq2000.c (iq2000_setup_incoming_varargs): Likewise.
	(iq2000_pass_by_reference, iq2000_arg_partial_bytes): Likewise.
	(iq2000_function_arg, iq2000_function_arg_advance): Likewise.
	* config/mn10300/mn10300.c (mn10300_pass_by_reference): Likewise.
	(mn10300_function_arg, mn10300_function_arg_advance): Likewise.
	(mn10300_arg_partial_bytes): Likewise.
	* config/ia64/ia64.c (ia64_setup_incoming_varargs): Likewise.
	(ia64_arg_partial_bytes, ia64_function_arg): Likewise.
	(ia64_function_incoming_arg, ia64_function_arg_advance): Likewise.
	(ia64_function_arg_1): Likewise.
	* config/m68k/m68k.c (m68k_function_arg_advance): Likewise.
	(m68k_function_arg): Likewise.
	* config/rs6000/rs6000.c (rs6000_function_arg_advance): Likewise.
	(rs6000_function_arg, setup_incoming_varargs): Likewise.
	(rs6000_pass_by_reference, rs6000_arg_partial_bytes): Likewise.
	* config/picochip/picochip.c (picochip_arg_partial_bytes): Likewise.
	(picochip_function_arg, picochip_incoming_function_arg): Likewise.
	(picochip_arg_advance): Likewise.
	* config/mcore/mcore.c (mcore_setup_incoming_varargs): Likewise.
	(mcore_arg_partial_bytes, mcore_function_arg): Likewise.
	(mcore_function_arg_advance): Likewise.
	* config/score/score.c (score_pass_by_reference): Likewise.
	(score_function_arg_advance): Likewise.
	(score_arg_partial_bytes): Likewise.  Make static.
	* config/score/score-protos.h (score_arg_partial_bytes): Don't declare.
	* config/arm/arm.c (arm_arg_partial_bytes): Replace
	CUMULATIVE_ARGS* argument type with cumulative_args_t.
	(arm_function_arg, arm_function_arg_advance): Likewise.
	(arm_setup_incoming_varargs, arm_pass_by_reference): Likewise.
	* config/pa/pa.c (pa_pass_by_reference): Likewise.
	(pa_arg_partial_bytes, pa_function_arg_advance): Likewise.
	(pa_function_arg): Likewise.
	* config/mips/mips.c (mips_strict_argument_naming): Likewise.
	(mips_function_arg, mips_function_arg_advance): Likewise.
	(mips_arg_partial_bytes, mips_pass_by_reference): Likewise.
	(mips_callee_copies, mips_setup_incoming_varargs): Likewise.
	* config/vax/vax.c (vax_function_arg): Likewise.
	(vax_function_arg_advance): Likewise.
	* config/h8300/h8300.c (h8300_function_arg): Likewise.
	(h8300_function_arg_advance): Likewise.
	* config/v850/v850.c (v850_pass_by_reference): Likewise.
	(v850_strict_argument_naming, v850_function_arg): Likewise.
	(v850_arg_partial_bytes, v850_function_arg_advance): Likewise.
	(v850_setup_incoming_varargs): Likewise.
	* config/mmix/mmix.c (mmix_setup_incoming_varargs): Likewise.
	(mmix_function_arg_advance, mmix_function_incoming_arg): Likewise.
	(mmix_function_arg, mmix_pass_by_reference): Likewise.
	(mmix_function_arg_1): Replace const CUMULATIVE_ARGS* argument type
	with const void *.
	* config/bfin/bfin.c (setup_incoming_varargs): Replace
	CUMULATIVE_ARGS* argument type with cumulative_args_t.
	(bfin_function_arg_advance, bfin_function_arg): Likewise.
	(bfin_arg_partial_bytes, bfin_pass_by_reference): Likewise.
	* calls.c (emit_call_1): Change type of args_so_far to
	cumulative_args_t.  Changed all callers.
	(initialize_argument_information): Likewise.
	(expand_call, emit_library_call_value_1): Use pack_cumulative_args.
	* dse.c (get_call_args): Likewise.
	* expr.c (block_move_libcall_safe_for_call_parm): Likewise.
	* function.c (pass_by_reference, reference_callee_copied): Likewise.
	(struct assign_parm_data_all): Rename args_so_far to args_so_far_v.
	New member args_so_far_v.  Changed all users.
	* var-tracking.c (prepare_call_arguments): Use pack_cumulative_args.
	* config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise.
	* config/mips/mips.c (mips_output_args_xfer): Likewise.
	* config/s390/s390.c (s390_call_saved_register_used): Likewise.
	* config/sh/sh.c (sh_output_mi_thunk): Likewise.
	* config/microblaze/microblaze.c (microblaze_expand_prologue):
	Likewise.
	* config/m32r/m32r.c (m32r_return_in_memory): Adjust for changed
	m32r_pass_by_reference.

2011-06-16  Ira Rosen  <ira.rosen@linaro.org>

	* tree-vectorizer.h (vect_recog_func_ptr): Change the first
	argument to be a VEC of statements.
	* tree-vect-loop.c (vect_determine_vectorization_factor): Remove the
	assert that pattern statements have to have their vector type set.
	* tree-vect-patterns.c (vect_recog_widen_sum_pattern):
	Change the first argument to be a VEC of statements.  Update
	documentation.
	(vect_recog_dot_prod_pattern, vect_recog_pow_pattern): Likewise.
	(vect_handle_widen_mult_by_const): New function.
	(vect_recog_widen_mult_pattern):  Change the first argument to be a
	VEC of statements.  Update documentation.  Check that the constant is
	INTEGER_CST.  Support multiplication by a constant that fits an
	intermediate type - call vect_handle_widen_mult_by_const.
	(vect_pattern_recog_1): Update vect_recog_func_ptr and its
	call.  Handle additional pattern statements if necessary.

2011-06-16  Nick Clifton  <nickc@redhat.com>

	PR target/49427
	* config.gcc: Set cpu_type to v850 for any V850 architecture.
	(v850*-*-*): Delete explicit setting of tm_p_file, tmake_file,
	md_file, extra_modes, out_file and extra_options are these are all
	deduced from cpu_type.

2011-06-16  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/libgcc.S (__ashldi3, __ashrdi3, __lshrdi3): Set shift
	truncation mask to 63.

2011-06-16  Georg-Johann Lay  <avr@gjlay.de>

	PR target/49313
	PR target/29524
	* longlong.h: Add AVR support:
	(count_leading_zeros): New macro.
	(count_trailing_zeros): New macro.
	(COUNT_LEADING_ZEROS_0): New macro.
	* config/avr/t-avr (LIB1ASMFUNCS): Add _ffssi2, _ffshi2, _loop_ffsqi2,
	_ctzsi2, _ctzhi2, _clzdi2, _clzsi2, _clzhi2, _paritydi2, _paritysi2,
	_parityhi2, _popcounthi2,_popcountsi2, _popcountdi2, _popcountqi2,
	_bswapsi2, _bswapdi2, _ashldi3, _ashrdi3, _lshrdi3.
	(LIB2FUNCS_EXCLUDE): Add _clz.
	* config/avr/libgcc.S (XCALL): Move up in file.
	(XJMP): New C Macro.
	(DEFUN): New asm macro.
	(ENDF): New asm macro.
	(__ffssi2): New function.
	(__ffshi2): New function.
	(__loop_ffsqi2): New function.
	(__ctzsi2): New function.
	(__ctzhi2): New function.
	(__clzdi2): New function.
	(__clzsi2): New function.
	(__clzhi2): New function.
	(__paritydi2): New function.
	(__paritysi2): New function.
	(__parityhi2): New function.
	(__parityqi2): New function.
	(__popcounthi2): New function.
	(__popcountsi2): New function.
	(__popcountdi2): New function.
	(__popcountqi2): New function.
	(__bswapsi2): New function.
	(__bswapdi2): New function.
	(__ashldi3): New function.
	(__ashrdi3): New function.
	(__lshrdi3): New function.
	Fix suspicous lines.

2011-06-16  Richard Guenther  <rguenther@suse.de>

	* gimple.c (canonicalize_cond_expr_cond): (bool)x is not
	the same as x != 0.
	* fold-const.c (fold_binary_loc): Do not fold X & 1 != 0
	to (bool) X & 1.
	* ipa-prop.c (ipa_analyze_indirect_call_uses): Also allow
	equality compares against zero for the lower bit.

2011-06-16  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/49419
	* tree-vrp.c (execute_vrp): Call init_range_assertions
	before estimate_numbers_of_iterations, call
	free_number_of_iterations_estimates before calling
	remove_range_assertions.

2011-06-16  Revital Eres  <revital.eres@linaro.org>

	* modulo-sched.c (struct ps_insn): Remove row_rest_count field.
	(struct partial_schedule): Add rows_length field.
	(verify_partial_schedule): Check rows_length.
	(ps_insert_empty_row): Handle rows_length.
	(create_partial_schedule): Likewise.
	(free_partial_schedule): Likewise.
	(reset_partial_schedule): Likewise.
	(create_ps_insn): Remove rest_count argument.
	(remove_node_from_ps): Update rows_length.
	(add_node_to_ps): Update rows_length and call create_ps_insn
	without passing row_rest_count.
	(rotate_partial_schedule): Update rows_length.

2011-06-16  Revital Eres  <revital.eres@linaro.org>

	* ddg.c (add_intra_loop_mem_dep): New function.
	(build_intra_loop_deps): Call it.

2011-06-13  Jeff Law  <law@redhat.com>

	* df-problems.c (df_lr_local_compute): Manually CSE
	PIC_OFFSET_TABLE_REGNUM.
	* df-scan.c (df_get_regular_block_artificial_uses): Likewise.
	(df_get_entry_block_def_set, df_get_exit_block_use_set): Likewise.

2011-06-13  Jan Hubicka  <jh@suse.cz>

	* cgraphunit.c (handle_alias_pairs): New function.
	(cgraph_finalize_compilation_unit): Use it.
	* ipa.c (cgraph_externally_visible_p): Remove hack marking asm names
	as externally visible.

2011-06-15  Richard Guenther  <rguenther@suse.de>

	* expr.c (expand_expr_real_2): Reduce all integral types to
	bitfield precision.
	(expand_expr_real_1): Likewise.

2011-06-15  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/48613
	* ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
	ipa_node_params_vector is NULL.

2011-06-15  Jakub Jelinek  <jakub@redhat.com>

	PR debug/49382
	* dwarf2out.c (dw_loc_list_node): Add force field.
	(add_var_loc_to_decl): For PARM_DECL, attempt to keep the incoming
	location in the list, even if it is modified before first real insn.
	(output_loc_list): Emit empty ranges with force flag set.
	(dw_loc_list): If first range of a PARM_DECL is empty, set force flag.

2011-06-15  Alexander Monakov  <amonakov@ispras.ru>

	PR target/49349
	* sel-sched.c (find_place_for_bookkeeping): Add new parameter
	(fence_to_rewind).  Use it to notice when bookkeeping will be placed
	above a fence.  Update comments.
	(generate_bookkeeping_insn): Rewind fence when bookkeeping code is
	placed just above it.  Do not allow NULL place_to_insert.

2011-06-15  Ira Rosen  <ira.rosen@linaro.org>

	* tree-vect-loop-manip.c (remove_dead_stmts_from_loop): Remove.
	(slpeel_tree_peel_loop_to_edge): Don't call
	remove_dead_stmts_from_loop.
	* tree-vect-loop.c (vect_determine_vectorization_factor): Don't
	remove irrelevant pattern statements.  For irrelevant statements
	check if it is the last statement of a detected pattern, use
	corresponding pattern statement instead.
	(destroy_loop_vec_info): No need to remove pattern statements,
	only free stmt_vec_info.
	(vect_transform_loop): For irrelevant statements check if it is
	the last statement of a detected pattern, use corresponding
	pattern statement instead.
	* tree-vect-patterns.c (vect_pattern_recog_1): Don't insert
	pattern statements.  Set basic block for the new statement.
	(vect_pattern_recog): Update documentation.
	* tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Scan
	operands of pattern statements.
	(vectorizable_call): Fix printing.  In case of a pattern statement
	use the lhs of the original statement when creating a dummy
	statement to replace the original call.
	(vect_analyze_stmt): For irrelevant statements check if it is
	the last statement of a detected pattern, use corresponding
	pattern statement instead.
	* tree-vect-slp.c (vect_schedule_slp_instance): For pattern
	statements use gsi of the original statement.

2011-06-14  Joseph Myers  <joseph@codesourcery.com>

	* target-def.h (TARGET_HAVE_NAMED_SECTIONS): Move to
	common/common-target-def.h.
	* target.def (default_target_flags, handle_option,
	supports_split_stack, optimization_table, init_struct,
	except_unwind_info, unwind_tables_default, have_named_sections):
	Move to common/common-target.def.
	* target.h (enum opt_levels, struct default_options): Move to
	common/common-target.h.
	* targhooks.c (default_except_unwind_info,
	dwarf2_except_unwind_info, sjlj_except_unwind_info,
	default_target_handle_option, empty_optimization_table): Move to
	common/common-targhooks.c.
	* targhooks.h (default_except_unwind_info,
	dwarf2_except_unwind_info, sjlj_except_unwind_info,
	default_target_handle_option, empty_optimization_table): Move to
	common/common-targhooks.h.
	* common/common-target-def.h: Include common/common-targhooks.h.
	(TARGET_HAVE_NAMED_SECTIONS): Define if TARGET_ASM_NAMED_SECTION
	defined.
	* common/common-target.def (handle_option, option_init_struct,
	option_optimization_table, default_target_flags,
	except_unwind_info, supports_split_stack, unwind_tables_default,
	have_named_sections): Move from target.def.
	(HOOK_PREFIX): Undefine at end of file.
	* common/common-target.h: Include input.h.
	(enum opt_levels, struct default_options): Move from target.h.
	* common/common-targhooks.c, common/common-targhooks.h: New.
	* config.gcc (target_has_targetm_common): Default to yes.
	(moxie*): Set target_has_targetm_common=no.
	(hppa*-*-*): Don't set target_has_targetm_common=yes.
	* doc/tm.texi: Regenerate.
	* Makefile.in (COMMON_TARGET_H): Add $(INPUT_H).
	(C_TARGET_DEF_H): Add common/common-targhooks.h.
	(GCC_OBJS): Remove vec.o.
	(OBJS): Remove hooks.o and vec.o.
	(OBJS-libcommon-target): Add vec.o, hooks.o and
	common/common-targhooks.o.
	(c-family/c-common.o, c-family/c-cppbuiltin.o, lto-opts.o, tree.o,
	tree-tailcall.o, opts.o, toplev.o, varasm.o, function.o, except.o,
	expr.o, explow.o, dbxout.o, dwarf2out.o, cfgrtl.o, haifa-sched.o,
	cfglayout.o, $(out_object_file), $(common_out_object_file)):
	Update dependencies.
	(common/common-targhooks.o): New.
	* common/config/default-common.c: Include tm.h.  Add FIXME comment.
	* common/config/pa/pa-common.c: Include more headers.  Take
	copyright dates from pa.c.
	(pa_option_optimization_table, pa_handle_option,
	TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS,
	TARGET_HANDLE_OPTION): Move from pa.c.
	* common/config/alpha/alpha-common.c,
	common/config/arm/arm-common.c, common/config/avr/avr-common.c,
	common/config/bfin/bfin-common.c,
	common/config/cris/cris-common.c,
	common/config/fr30/fr30-common.c, common/config/frv/frv-common.c,
	common/config/h8300/h8300-common.c,
	common/config/i386/i386-common.c,
	common/config/ia64/ia64-common.c,
	common/config/iq2000/iq2000-common.c,
	common/config/lm32/lm32-common.c,
	common/config/m32c/m32c-common.c,
	common/config/m32r/m32r-common.c,
	common/config/m68k/m68k-common.c,
	common/config/mcore/mcore-common.c,
	common/config/mep/mep-common.c,
	common/config/microblaze/microblaze-common.c,
	common/config/mips/mips-common.c,
	common/config/mmix/mmix-common.c,
	common/config/mn10300/mn10300-common.c,
	common/config/pdp11/pdp11-common.c,
	common/config/picochip/picochip-common.c,
	common/config/rs6000/rs6000-common.c,
	common/config/rx/rx-common.c, common/config/s390/s390-common.c,
	common/config/score/score-common.c, common/config/sh/sh-common.c,
	common/config/sparc/sparc-common.c,
	common/config/spu/spu-common.c, common/config/v850/v850-common.c,
	common/config/vax/vax-common.c,
	common/config/xstormy16/xstormy16-common.c,
	common/config/xtensa/xtensa-common.c: New.
	* config/alpha/alpha.c: Include common/common-target.h.
	(alpha_option_optimization_table, alpha_handle_option,
	TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
	TARGET_OPTION_OPTIMIZATION_TABLE): Move to alpha-common.c.
	* config/arm/arm-protos.h (arm_except_unwind_info): Declare.
	* config/arm/arm.c (arm_option_optimization_table,
	TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
	TARGET_EXCEPT_UNWIND_INFO, arm_except_unwind_info): Move to
	arm-common.c.
	* config/avr/avr.c (avr_option_optimization_table,
	TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
	to avr-common.c.
	* config/bfin/bfin.c (struct bfin_cpu): Move to bfin.h.
	(bfin_cpus, bfin_handle_option, TARGET_HANDLE_OPTION,
	TARGET_DEFAULT_TARGET_FLAGS): Move to bfin-common.c.
	* config/bfin/bfin.h struct bfin_cpu): Move from bfin.c.
	* config/cris/cris.c (cris_option_optimization_table,
	TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
	TARGET_OPTION_OPTIMIZATION_TABLE, cris_handle_option): Move to
	cris-common.c.
	* config/fr30/fr30.c (fr30_option_optimization_table,
	TARGET_EXCEPT_UNWIND_INFO, TARGET_OPTION_OPTIMIZATION_TABLE): Move
	to fr30-common.c.
	* config/frv/frv.c (frv_option_optimization_table,
	MASK_DEFAULT_ALLOC_CC, TARGET_DEFAULT_TARGET_FLAGS,
	TARGET_OPTION_OPTIMIZATION_TABLE): Move to frv-common.c.
	* config/h8300/h8300.c (h8300_option_optimization_table,
	TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
	TARGET_EXCEPT_UNWIND_INFO): Move to h8300-common.c.
	* config/i386/i386-protos.h (ix86_handle_option): Declare.
	* config/i386/i386.c: Include common/common-target.h.
	(OPTION_MASK_ISA_MMX_SET, OPTION_MASK_ISA_3DNOW_SET,
	OPTION_MASK_ISA_SSE_SET, OPTION_MASK_ISA_SSE2_SET,
	OPTION_MASK_ISA_SSE3_SET, OPTION_MASK_ISA_SSSE3_SET,
	OPTION_MASK_ISA_SSE4_1_SET, OPTION_MASK_ISA_SSE4_2_SET,
	OPTION_MASK_ISA_AVX_SET, OPTION_MASK_ISA_FMA_SET,
	OPTION_MASK_ISA_SSE4_SET, OPTION_MASK_ISA_SSE4A_SET,
	OPTION_MASK_ISA_FMA4_SET, OPTION_MASK_ISA_XOP_SET,
	OPTION_MASK_ISA_LWP_SET, OPTION_MASK_ISA_AES_SET,
	OPTION_MASK_ISA_PCLMUL_SET, OPTION_MASK_ISA_ABM_SET,
	OPTION_MASK_ISA_BMI_SET, OPTION_MASK_ISA_TBM_SET,
	OPTION_MASK_ISA_POPCNT_SET, OPTION_MASK_ISA_CX16_SET,
	OPTION_MASK_ISA_SAHF_SET, OPTION_MASK_ISA_MOVBE_SET,
	OPTION_MASK_ISA_CRC32_SET, OPTION_MASK_ISA_FSGSBASE_SET,
	OPTION_MASK_ISA_RDRND_SET, OPTION_MASK_ISA_F16C_SET,
	OPTION_MASK_ISA_MMX_UNSET, OPTION_MASK_ISA_3DNOW_UNSET,
	OPTION_MASK_ISA_3DNOW_A_UNSET, OPTION_MASK_ISA_SSE_UNSET,
	OPTION_MASK_ISA_SSE2_UNSET, OPTION_MASK_ISA_SSE3_UNSET,
	OPTION_MASK_ISA_SSSE3_UNSET, OPTION_MASK_ISA_SSE4_1_UNSET,
	OPTION_MASK_ISA_SSE4_2_UNSET, OPTION_MASK_ISA_AVX_UNSET,
	OPTION_MASK_ISA_FMA_UNSET, OPTION_MASK_ISA_SSE4_UNSET,
	OPTION_MASK_ISA_SSE4A_UNSET, OPTION_MASK_ISA_FMA4_UNSET,
	OPTION_MASK_ISA_XOP_UNSET, OPTION_MASK_ISA_LWP_UNSET,
	OPTION_MASK_ISA_AES_UNSET, OPTION_MASK_ISA_PCLMUL_UNSET,
	OPTION_MASK_ISA_ABM_UNSET, OPTION_MASK_ISA_BMI_UNSET,
	OPTION_MASK_ISA_TBM_UNSET, OPTION_MASK_ISA_POPCNT_UNSET,
	OPTION_MASK_ISA_CX16_UNSET, OPTION_MASK_ISA_SAHF_UNSET,
	OPTION_MASK_ISA_MOVBE_UNSET, OPTION_MASK_ISA_CRC32_UNSET,
	OPTION_MASK_ISA_FSGSBASE_UNSET, OPTION_MASK_ISA_RDRND_UNSET,
	OPTION_MASK_ISA_F16C_UNSET, ix86_handle_option,
	ix86_option_optimization_table, ix86_option_init_struct,
	ix86_supports_split_stack, TARGET_DEFAULT_TARGET_FLAGS,
	TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
	TARGET_OPTION_INIT_STRUCT, TARGET_SUPPORTS_SPLIT_STACK): Move to
	i386-common.c.
	* config/i386/t-i386 (i386.o): Update dependencies.
	* config/ia64/ia64-protos.h (ia64_except_unwind_info): Declare.
	* config/ia64/ia64.c (ia64_option_optimization_table,
	TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
	TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
	ia64_handle_option): Move to ia64-common.c.
	* config/iq2000/iq2000.c (iq2000_option_optimization_table,
	TARGET_OPTION_OPTIMIZATION_TABLE): Move to iq2000-common.c.
	* config/lm32/lm32.c (lm32_option_optimization_table,
	TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
	to lm32-common.c.
	* config/m32c/m32c.c (TARGET_HAVE_NAMED_SECTIONS): Move to
	m32c-common.c.
	* config/m32r/m32r.c (m32r_option_optimization_table,
	TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
	TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
	m32r_handle_option): Move to m32r-common.c.
	(m32r_memory_move_cost): Remove comment referring to
	TARGET_HANDLE_OPTION.
	* config/m68k/m68k.c (TARGET_HANDLE_OPTION, m68k_handle_option):
	Move to m68k-common.c.
	* config/mcore/mcore.c (mcore_option_optimization_table,
	TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
	TARGET_EXCEPT_UNWIND_INFO): Move to mcore-common.c.
	* config/mep/mep.c (mep_option_optimization_table,
	mep_handle_option, TARGET_HANDLE_OPTION,
	TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS):
	Move to mep-common.c.
	* config/microblaze/microblaze.c
	(microblaze_option_optimization_table,
	TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
	TARGET_EXCEPT_UNWIND_INFO): Move to microblaze-common.c.
	* config/mips/mips.c (mips_handle_option,
	mips_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
	TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Move to
	mips-common.c.
	* config/mmix/mmix.c (mmix_option_optimization_table,
	TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
	Move to mmix-common.c.
	* config/mn10300/mn10300.c (mn10300_option_optimization_table,
	mn10300_handle_option, TARGET_EXCEPT_UNWIND_INFO,
	TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
	TARGET_OPTION_OPTIMIZATION_TABLE): Move to mn10300-common.c.
	* config/pa/pa.c: Include common/common-target.h.
	(pa_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
	TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
	pa_handle_option): Move to pa-common.c.
	(pa_option_override): Use targetm_common.except_unwind_info.
	(pa_asm_output_mi_thunk, pa_function_section): Use
	targetm_common.have_named_sections.
	* config/pdp11/pdp11.c (pdp11_option_optimization_table,
	TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
	TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
	pdp11_handle_option, pdp11_option_init_struct): Move to
	pdp11-common.c.
	* config/picochip/picochip.c (picochip_option_optimization_table,
	TARGET_HAVE_NAMED_SECTIONS, TARGET_OPTION_OPTIMIZATION_TABLE,
	TARGET_EXCEPT_UNWIND_INFO): Move to picochip-common.c.
	* config/rs6000/rs6000.c: Include common/common-target.h.
	(rs6000_option_optimization_table, TARGET_HANDLE_OPTION,
	TARGET_OPTION_INIT_STRUCT, TARGET_OPTION_OPTIMIZATION_TABLE,
	TARGET_DEFAULT_TARGET_FLAGS, rs6000_option_init_struct,
	rs6000_handle_option): Move to rs6000-common.c.
	* config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
	* config/rx/rx.c (rx_handle_option, rx_option_optimization_table,
	TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
	TARGET_EXCEPT_UNWIND_INFO): Move to rx-common.c.
	* config/s390/s390.c (processor_flags_table,
	s390_option_optimization_table, s390_option_init_struct,
	s390_handle_option, TARGET_DEFAULT_TARGET_FLAGS,
	TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
	TARGET_OPTION_INIT_STRUCT): Move to s390-common.c.
	* config/s390/s390.h (processor_flags_table): Declare.
	* config/score/score.c (score_option_optimization_table,
	TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
	TARGET_OPTION_OPTIMIZATION_TABLE, MASK_ALL_CPU_BITS,
	score_handle_option): Move to score-common.c.
	* config/sh/sh.c (sh_option_optimization_table,
	TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
	TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
	sh_handle_option, sh_option_init_struct): Move to sh-common.c.
	* config/sparc/sparc.c: Include common/common-target.h.
	(sparc_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
	TARGET_OPTION_OPTIMIZATION_TABLE): Move to sparc-common.c.
	* config/spu/spu.c (TARGET_DEFAULT_TARGET_FLAGS,
	TARGET_OPTION_INIT_STRUCT, TARGET_EXCEPT_UNWIND_INFO,
	spu_option_init_struct): Move to spu-common.c.
	* config/stormy16/stormy16.c (xstorym16_option_optimization_table,
	TARGET_OPTION_OPTIMIZATION_TABLE): Move to xstormy16-common.c.
	* config/v850/v850.c (small_memory_physical_max,
	v850_handle_memory_optionn v850_handle_option,
	v850_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
	TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE): Move to
	v850-common.c.
	* config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Move to vax-common.c.
	* config/xtensa/xtensa.c (xtensa_option_optimization_table,
	TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
	Move to xtensa-common.c.
	* cfglayout.c: Include common/common-target.h.
	(fixup_reorder_chain): Use targetm_common.have_named_sections.
	* cfgrtl.c: Include common/common-target.h.
	(force_nonfallthru_and_redirect, commit_one_edge_insertion): Use
	targetm_common.have_named_sections.
	* dbxout.c: Include common/common-target.h.
	(dbxout_function_end): Use targetm_common.have_named_sections.
	* defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Use
	targetm_common.except_unwind_info.
	* dwarf2out.c: Include common/common-target.h.
	(dwarf2out_do_frame, dwarf2out_do_cfi_asm,
	dwarf2out_begin_prologue, dwarf2out_frame_init,
	dwarf2out_frame_finish, dwarf2out_assembly_start): Use
	targetm_common.except_unwind_info.
	* except.c: Include common/common-target.h.
	(init_eh, finish_eh_generation,
	output_one_function_exception_table): Use
	targetm_common.except_unwind_info.
	(switch_to_exception_section): Use targetm_common.have_named_sections.
	* explow.c: Include common/common-target.h.
	* expr.c: Include common/common-target.h.
	(build_personality_function): Use targetm_common.except_unwind_info.
	* function.c: Include common/common-target.h.
	(expand_function_end): Use targetm_common.except_unwind_info.
	* haifa-sched.c: Include common/common-target.h.
	(sched_create_recovery_edges): Use targetm_common.have_named_sections.
	* lto-opts.c: Include common/common-target.h instead of target.h.
	(lto_reissue_options): Use targetm_common.handle_option.
	* opts.c: Include common/common-target.h.
	(target_handle_option): Use targetm_common.handle_option.
	(init_options_struct): Update comment referring to
	targetm.target_option.optimization.  Use
	targetm_common.default_target_flags,
	targetm_common.unwind_tables_default and
	targetm_common.option_init_struct.
	(default_options_optimization): Use
	targetm_common.option_optimization_table.
	(finish_options): Use targetm_common.except_unwind_info,
	targetm_common.unwind_tables_default,
	targetm_common.have_named_sections and
	targetm_common.supports_split_stack.
	* toplev.c: Include common/common-target.h.
	(process_options): Use targetm_common.have_named_sections.
	* tree-tailcall.c: Include common/common-target.h.
	(suitable_for_tail_call_opt_p): Use targetm_common.except_unwind_info.
	* tree.c: Include common/common-target.h.
	(build_common_builtin_nodes): Use targetm_common.except_unwind_info.
	* varasm.c: Include common/common-target.h.
	(resolve_unique_section, hot_function_section,
	default_function_section): Use targetm_common.have_named_sections.

2011-06-14  Easwaran Raman  <eraman@google.com>

	PR rtl-optimization/44194
	* dse.c: Include tree-flow.h
	(insn_info): Add new field non_frame_wild_read.
	(group_info): Add new fields escaped_n and escaped_p.
	(kill_on_calls): New variable.
	(get_group_info): Initialize gi->escaped_n and gi->escaped_p.
	(dse_step0): Initialize kill_on_calls.
	(can_escape): New function.
	(set_usage_bits): Add additional parameter; record information
	about escaped locations.
	(record_store): Pass EXPR corresponding to MEM to set_usage_bits.
	(dse_step2_nospill): Set kill_on_calls based on
	group->escaped_n and group->escaped_n.
	(add_wild_read): Refactor into...
	(reset_active_stores): ... New function, and
	(free_read_records): ... New function.
	(add_non_frame_wild_read): New function.
	(scan_insn): Call add_non_frame_wild_read on non-const calls.
	(scan_reads_nospill): Handle instructions with non_frame_wild_read.
	(dse_step5_nospill): Call scan_reads_nospill for instructions
	marked as non_frame_wild_read.
	(dse_step7): Free escaped_n, escaped_p and kill_on_calls bitmaps.

2011-06-14  Joseph Myers  <joseph@codesourcery.com>

	* common/common-target-def.h, common/common-target.def,
	common/common-target.h, common/config/default-common.c,
	common/config/pa/pa-common.c: New files.
	* Makefile.in (common_out_file, common_out_object_file,
	COMMON_TARGET_H, COMMON_TARGET_DEF_H): New.
	(OBJS-libcommon-target): Include $(common_out_object_file).
	(prefix.o): Update dependencies.
	($(common_out_object_file), common/common-target-hooks-def.h,
	s-common-target-hooks-def-h): New.
	(s-tm-texi): Also check timestamp on common-target.def.
	(build/genhooks.o): Update dependencies.
	* config.gcc (common_out_file, target_has_targetm_common): Define.
	* config/pa/som.h (ALWAYS_STRIP_DOTDOT): Replace with
	TARGET_ALWAYS_STRIP_DOTDOT.
	* configure.ac (common_out_object_file): Define.
	(common_out_file, common_out_object_file): Substitute.
	(common): Create directory.
	* configure: Regenerate.
	* doc/tm.texi.in (targetm_common): Document.
	(TARGET_ALWAYS_STRIP_DOTDOT): Add @hook entry.
	* doc/tm.texi: Regenerate.
	* genhooks.c (hook_array): Also include common/common-target.def.
	* prefix.c (tm.h): Don't include.
	(common/common-target.h): Include.
	(ALWAYS_STRIP_DOTDOT): Don't define.
	(update_path): Use targetm_common.always_strip_dotdot instead of
	ALWAYS_STRIP_DOTDOT.
	* system.h (ALWAYS_STRIP_DOTDOT): Poison.

2011-06-14  David Li  <davidxl@google.com>

	* passes.c (execute_function_todo): Remove TODO_dump_func.
	(execute_one_pass): Remove TODO_dump_func.
	(execute_function_dump): New function.
	* tree-vrp.c: Remove TODO_dump_func.
	* regrename.c: Remove TODO_dump_func.
	* fwprop.c: Remove TODO_dump_func.
	* tree-into-ssa.c: Remove TODO_dump_func.
	* tree-complex.c: Remove TODO_dump_func.
	* tracer.c: Remove TODO_dump_func.
	* tree-loop-distribution.c: Remove TODO_dump_func.
	* postreload-gcse.c: Remove TODO_dump_func.
	* postreload.c: Remove TODO_dump_func.
	* tree-ssa-loop-ch.c: Remove TODO_dump_func.
	* tree-tailcall.c: Remove TODO_dump_func.
	* ipa-cp.c: Remove TODO_dump_func.
	* final.c: Remove TODO_dump_func.
	* tree-emutls.c: Remove TODO_dump_func.
	* omp-low.c: Remove TODO_dump_func.
	* tree-ssa-dse.c: Remove TODO_dump_func.
	* tree-ssa-uncprop.c: Remove TODO_dump_func.
	* auto-inc-dec.c: Remove TODO_dump_func.
	* reorg.c: Remove TODO_dump_func.
	* tree-ssa-copyrename.c: Remove TODO_dump_func.
	* tree-ssa-ccp.c: Remove TODO_dump_func.
	* compare-elim.c: Remove TODO_dump_func.
	* mode-switching.c: Remove TODO_dump_func.
	* modulo-sched.c: Remove TODO_dump_func.
	* tree-call-cdce.c: Remove TODO_dump_func.
	* cse.c: Remove TODO_dump_func.
	* web.c: Remove TODO_dump_func.
	* tree-stdarg.c: Remove TODO_dump_func.
	* lto-streamer-out.c: Remove TODO_dump_func.
	* tree-ssa-math-opts.c: Remove TODO_dump_func.
	* tree-ssa-dom.c: Remove TODO_dump_func.
	* tree-nrv.c: Remove TODO_dump_func.
	* loop-init.c: Remove TODO_dump_func.
	* gimple-low.c: Remove TODO_dump_func.
	* ipa-inline.c: Remove TODO_dump_func.
	* tree-ssa-sink.c: Remove TODO_dump_func.
	* jump.c: Remove TODO_dump_func.
	* ifcvt.c: Remove TODO_dump_func.
	* tree-ssa-loop.c: Remove TODO_dump_func.
	* recog.c: Remove TODO_dump_func.
	* dse.c: Remove TODO_dump_func.
	* tree-ssa-ifcombine.c: Remove TODO_dump_func.
	* matrix-reorg.c: Remove TODO_dump_func.
	* tree-eh.c: Remove TODO_dump_func.
	* regmove.c: Remove TODO_dump_func.
	* function.c: Remove TODO_dump_func.
	* tree-vectorizer.c: Remove TODO_dump_func.
	* ipa-split.c: Remove TODO_dump_func.
	* gcse.c: Remove TODO_dump_func.
	* tree-if-conv.c: Remove TODO_dump_func.
	* init-regs.c: Remove TODO_dump_func.
	* tree-ssa-phiopt.c: Remove TODO_dump_func.
	* implicit-zee.c: Remove TODO_dump_func.
	* lower-subreg.c: Remove TODO_dump_func.
	* bt-load.c: Remove TODO_dump_func.
	* tree-dfa.c: Remove TODO_dump_func.
	* except.c: Remove TODO_dump_func.
	* emit-rtl.c: Remove TODO_dump_func.
	* store-motion.c: Remove TODO_dump_func.
	* cfgexpand.c: Remove TODO_dump_func.
	* tree-cfgcleanup.c: Remove TODO_dump_func.
	* cfgcleanup.c: Remove TODO_dump_func.
	* tree-ssa-pre.c: Remove TODO_dump_func.
	* tree-sra.c: Remove TODO_dump_func.
	* tree-mudflap.c: Remove TODO_dump_func.
	* tree-ssa-copy.c: Remove TODO_dump_func.
	* cfglayout.c: Remove TODO_dump_func.
	* tree-ssa-forwprop.c: Remove TODO_dump_func.
	* tree-ssa-dce.c: Remove TODO_dump_func.
	* ira.c: Remove TODO_dump_func.
	* tree-ssa.c: Remove TODO_dump_func.
	* integrate.c: Remove TODO_dump_func.
	* tree-optimize.c: Remove TODO_dump_func.
	* tree-ssa-phiprop.c: Remove TODO_dump_func.
	* tree-object-size.c: Remove TODO_dump_func.
	* combine.c: Remove TODO_dump_func.
	* bb-reorder.c: Remove TODO_dump_func.
	* cprop.c: Remove TODO_dump_func.
	* var-tracking.c: Remove TODO_dump_func.
	* tree-profile.c: Remove TODO_dump_func.
	* tree-vect-generic.c: Remove TODO_dump_func.
	* reg-stack.c: Remove TODO_dump_func.
	* sched-rgn.c: Remove TODO_dump_func.
	* tree-ssa-structalias.c: Remove TODO_dump_func.
	* tree-switch-conversion.c: Remove TODO_dump_func.
	* tree-cfg.c: Remove TODO_dump_func.
	* tree-ssa-reassoc.c: Remove TODO_dump_func.
	* combine-stack-adj.c: Remove TODO_dump_func.
	* dce.c: Remove TODO_dump_func.
	* tree-ssanames.c: Remove TODO_dump_func.
	* regcprop.c: Remove TODO_dump_func.

2011-06-14  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/47364
	* builtins.c (expand_builtin_strlen): Expand strlen to Pmode
	and properly handle result not in Pmode.

2011-06-14  Robert Millan  <rmh@gnu.org>

	* config/i386/kfreebsd-gnu.h: Resync with `config/i386/linux.h'.
	* config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER): Resync with
	`config/linux.h'.

	* config/i386/kfreebsd-gnu64.h: New file.
	* config.gcc (x86_64-*-kfreebsd*-gnu): Replace `i386/kfreebsd-gnu.h'
	with `i386/kfreebsd-gnu64.h'.

	* config/i386/linux64.h (GNU_USER_LINK_EMULATION32)
	(GNU_USER_LINK_EMULATION64): New macros.
	* config/i386/gnu-user64.h (LINK_SPEC): Rely on
	`GNU_USER_LINK_EMULATION32' and `GNU_USER_LINK_EMULATION64' instead
	of hardcoding `elf_i386' and `elf_x86_64'.

2011-06-14  Nick Clifton  <nickc@redhat.com>

	PR target/49403
	* config/v850/v850.c (v850_memory_move_cost): Add reg_class_t parameter.

	PR target/49402
	* config.gcc(v850*-*-*): Avoid duplication of v850.opt.

2011-06-14  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/49103
	* tree.h (DECL_NONSHAREABLE): Define.
	(struct tree_decl_common): Change decl_common_unused to
	decl_nonshareable_flag.
	* cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
	Ignore vars with DECL_NONSHAREABLE bit set.
	* tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
	on stores to automatic aggregate vars.

	PR rtl-optimization/49390
	Revert:
	2010-06-29  Bernd Schmidt  <bernds@codesourcery.com>

	* cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
	MEM_ALIAS_SET.

2011-06-14  Zdenek Dvorak  <ook@ucw.cz>
	    Tom de Vries  <tom@codesourcery.com>

	PR target/45098
	* cfgloop.h (nb_iterations_upper_bound, nb_iterations_estimate):
	Document changed semantics.
	(max_stmt_executions, max_stmt_executions_int): Declare.
	* tree-data-ref.c (estimated_loop_iterations)
	(estimated_loop_iterations_int): Move functions...
	* tree-ssa-loop-niter.c (estimated_loop_iterations)
	(estimated_loop_iterations_int): here.
	(record_estimate): Change nb_iterations_upper_bound and
	nb_iterations_estimate semantics.
	(max_stmt_executions, max_stmt_executions_int): New function.
	* tree-data-ref.c (estimated_loop_iterations_tree): Rename to ...
	(max_stmt_executions_tree): this.
	(analyze_miv_subscript): Use max_stmt_executions_tree instead of
	estimated_loop_iterations_tree.
	tree-ssa-loop-ivopts.c (avg_loop_niter): Use
	max_stmt_executions_int instead of estimated_loop_iterations_int.
	* predict.c (predict_loops): Idem.
	* tree-parloops.c (parallelize_loops): Idem.
	* tree-data-ref.c (analyze_siv_subscript_cst_affine)
	(compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine)
	(init_omega_for_ddr_1): Idem.
	* tree-ssa-loop-prefetch.c (determine_loop_nest_reuse)
	(loop_prefetch_arrays): Idem
	* graphite-sese-to-poly.c (build_loop_iteration_domains): Use
	max_stmt_executions instead of estimated_loop_iterations.
	* tree-data-ref.c (estimated_loop_iterations_tree): Idem.
	* tree-vrp.c (adjust_range_with_scev): Use estimated_loop_iterations
	instead of nb_iterations_upper_bound.

2011-06-13  Jan Hubicka  <jh@suse.cz>

	* ipa.c (cgraph_address_taken_from_non_vtable_p): Check the ref type.

2011-06-14  Richard Henderson  <rth@redhat.com>

	PR debug/48459
	* dwarf2out.c (frame_pointer_fb_offset_valid): New.
	(based_loc_descr): Assert it's true.
	(compute_frame_pointer_to_fb_displacement): Set it, rather than
	aborting immediately.

2011-06-14  Sanjin Liu	<scliu@faraday-tech.com>
	    Mingfeng Wu  <mingfeng@faraday-tech.com>

	* doc/invoke.texi: Re-add missing -mcpu docs for Faraday cores.

2011-06-13  Jan Hubicka  <jh@suse.cz>

	* ipa-cp.c (ipcp_iterate_stage): Revert accidental commit.

2011-06-13  Jan Hubicka  <jh@suse.cz>

	* cgraph.c (cgraph_make_decl_local): Handle DECL_ONE_ONLY
	similarly to DECL_COMDAT.
	* cgraphunit.c (cgraph_analyze_function): Likewise.
	* ipa.c (function_and_variable_visibility): Likewise.

2011-06-13  Jan Hubicka  <jh@suse.cz>

	* lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not output
	BINFO_VIRTUALS when streaming for ltrans unit.

2011-06-13  David Edelsohn  <dje.gcc@gmail.com>

	* config/rs6000/rs6000.md (movdi_mfpgpr): Remove POWER mnemonic.
	(movdi_internal64): Same.

2011-06-13  Edmar Wienskoski  <edmar@freescale.com>

	PR target/44618
	* config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern with
	a set of similar patterns, where the MATCH_OPERAND for the function
	argument is replaced with individual references to hardware registers.
	(save_fpregs_<mode>): Ditto
	(restore_gpregs_<mode>): Ditto
	(return_and_restore_gpregs_<mode>): Ditto
	(return_and_restore_fpregs_<mode>): Ditto
	(return_and_restore_fpregs_aix_<mode>): Ditto

2011-06-13  Jan Hubicka  <jh@suse.cz>

	* ipa-utils.c (postorder_stack): New structure.
	(ipa_reverse_postorder): Handle aliases.

2011-06-13  Jan Hubicka  <jh@suse.cz>

	* ipa-inline.c (reset_edge_caches): Walk aliases.
	(update_caller_keys): Do not test inlinability of aliases.
	* ipa-inline-analysis.c (do_estimate_edge_time): Look through alias.
	(do_estimate_growth): Fix typo.

2011-06-13  Jan Hubicka  <jh@suse.cz>

	* ipa-inline-transform.c (+can_remove_node_now_p_1): Break out from...
	(can_remove_node_now_p): ... here; handle same comdat groups.
	(clone_inlined_nodes): Update use of can_remove_node_now_p add TODO.
	(inline_call): Update use of can_remove_node_now_p.

2011-06-13  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>

	* config/h8300/h8300.md (bsetqi_msx, bclrqi_msx, bnotqi_msx): Added
	condition to disallow non-identical memory locations.
	(*andqi3_2, andqi3_1, iorqi3_1, xorqi3_1): Reorder insn to give
	preference to bit manipulation instructions.

2011-06-13  Jan Hubicka  <jh@suse.cz>

	* cgraph.c (cgraph_for_node_thunks_and_aliases,
	cgraph_for_node_and_aliases): Fix thinko in recursive walking.
	(nonremovable_p): New function.
	(cgraph_can_remove_if_no_direct_calls_p): New function.
	(used_from_object_file_p): New functoin.
	(cgraph_will_be_removed_from_program_if_no_direct_calls): Look for
	references from aliases.
	* cgraph.h (cgraph_can_remove_if_no_direct_calls_p): Bring offline.
	* ipa-inline.c (check_caller_edge): New function.
	(want_inline_function_called_once_p): Use it; accept aliases called
	once, too.
	* ipa-inline-analysis.c (do_estimate_growth): Remove FIXME.

2011-06-13  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

	PR target/48454
	* config/arm/neon.md (vec_pack_trunc): Set the lengths
	correctly for the case with Quad vectors.

2011-06-13 Jakub Jelinek  <jakub@redhat.com>
	   Ira Rosen  <ira.rosen@linaro.org>

	PR tree-optimization/49352
	* tree-vect-loop.c (vect_is_slp_reduction): Don't count debug uses at
	all, make sure loop_use_stmt after the loop is a def stmt of a used
	SSA_NAME that is the only one defined inside of the loop.  Don't
	check for COND_EXPR and GIMPLE_BINARY_RHS.
	(vect_is_simple_reduction_1): Call vect_is_slp_reduction only if
	check_reduction is true.

2011-06-11  Jan Hubicka  <jh@suse.cz>

	PR middle-end/49373
	* ipa.c (cgraph_externally_visible_p): Check resolution info.

2011-06-11  Jan Hubicka  <jh@suse.cz>

	PR middle-end/48836
	* ipa-inline-transform.c: Include tree-pass.h
	(inline_transform): Set TODO_update_ssa_only_virtuals.
	* Makefile.in (ipa-inline-transform.o): Add tree-pass.h.

2011-06-11  Jan Hubicka  <jh@suse.cz>

	PR middle-end/49378
	* ipa.c (cgraph_non_local_node_p_1, cgraph_local_node_p): Rule out
	aliases and thunks.

2011-06-12  Ira Rosen  <ira.rosen@linaro.org>

	* tree-vect-data-refs.c (vect_peeling_hash_get_most_frequent):
	Take number of iterations to peel into account for equally frequent
	misalignment values.

2011-06-11  Jan Hubicka  <jh@suse.cz>

	* lto-streamer-out.c (produce_symtab): Stream out the newly
	represented aliases.

2011-06-11  Jan Hubicka  <jh@suse.cz>

	* ipa-prop.c (ipa_make_edge_direct_to_target): Fix code setting
	varying args.
	(ipa_update_after_lto_read): Likewise.
	(ipa_write_node_info): Do not sream call_with_var_arguments.
	(ipa_read_node_info): Likewise.

2011-06-11  Jan Hubicka  <jh@suse.cz>

	* ipa.c (cgraph_comdat_can_be_unshared_p): Fix pasto.

2011-06-11  Jan Hubicka  <jh@suse.cz>

	* lto-symtab.c (lto_cgraph_replace_node): Kill same body alias code.
	(lto_symtab_resolve_can_prevail_p): Likewise.
	(lto_symtab_merge_cgraph_nodes): Update merging of aliases.
	* cgraph.c (same_body_aliases_done): New global var.
	(cgraph_same_body_alias_1): Rename to ...
	(cgraph_create_function_alias): ... this one; reorg to new
	representation.
	(cgraph_same_body_alias): Use cgraph_create_function_alias;
	record references when asked to.
	(cgraph_add_thunk): Fix formating.
	(cgraph_get_node): Kill same body alias code.
	(cgraph_node_for_asm): Likewise.
	(cgraph_remove_same_body_alias): Remove.
	(cgraph_remove_node): Kill same body alias code.
	(cgraph_mark_address_taken_node): Mark also the aliased function
	as having address taken.
	(dump_cgraph_node): Dump same body aliases.
	(cgraph_for_node_thunks_and_aliases): Update for new alias
	representation.
	(cgraph_for_node_and_aliases): Likewise.
	* cgraph.h (same_body): Kll pointer.
	(same_body_alias): Update comment.
	(same_body_aliases_done): Declare.
	(cgraph_remove_same_body_alias): Remove declaration.
	(cgraph_create_function_alias): Declare.
	(cgraph_process_same_body_aliases): Declare.
	(cgraph_function_with_gimple_body_p): Check for alias.
	(cgraph_can_remove_if_no_direct_calls_p): Look for aliases.
	(cgraph_alias_aliased_node): New function.
	(cgraph_function_node): Update for new aliases.
	(cgraph_function_or_thunk_node): Likewise.
	* ipa-inline-transform.c (can_remove_node_now_p): Look for aliases.
	(inline_call): Remove dead aliases.
	* cgraphunit.c (cgraph_decide_is_function_needed): Disable assembler
	name hack for same body aliases.
	(clone_of_p): Look through aliases.
	(verify_cgraph_node): Verify aliases.
	(cgraph_analyze_function): Analyze aliases; fixup C++ bugs.
	(cgraph_process_same_body_aliases): New function.
	(process_function_and_variable_attributes): Disable weakref warning on
	alias.
	(cgraph_analyze_functions): Handle aliases.
	(cgraph_mark_functions_to_output): Handle aliases same way as thunks.
	(assemble_thunks): Rename to ...
	(assemble_thunks_and_aliases): ... this one; handle aliases, too.
	(cgraph_expand_function): Remove alias output code.
	(cgraph_output_in_order): Skip aliases.
	(cgraph_preserve_function_body_p): Aliases don't need preserving.
	* ipa-ref.c (ipa_ref_use_name): Add alias reference.
	(ipa_record_reference): Do not assert on alias references.
	(ipa_ref_has_aliases_p): New function.
	* ipa-ref.h (enum ipa_ref_use): Add IPA_REF_ALIAS.
	(ipa_ref_has_aliases_p): Declare.
	* lto-cgraph.c (lto_output_node): Handle aliases.
	(input_node): Likewise.
	* lto-streamer-out.c (lto_output): Skip aliases.
	(produce_symtab): Kill same_body_alias code.
	* ipa-utils.c (ipa_reverse_postorder): Add FIXME.
	(ipa_reverse_postorder): Use cgraph_only_called_directly_or_aliased_p.
	* ipa-inline.c (update_caller_keys): Walk aliases.
	(inline_small_functions): Fix thinko in previous patch.
	* ipa.c (cgraph_externally_visible_p): Do not walk aliases.
	(function_and_variable_visibility): Do not walk same body aliases.
	* tree-ssa-structalias.c (associate_varinfo_to_alias): New function.
	(ipa_pta_execute): Use it.

2011-06-11  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
	(*vec_dupv2df): Rename from vec_dupv2df.
	(vec_dupv2df): New expander.

2011-06-11  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (AVX_VEC_DUP_MODE): Rename from AVX256MODE24P.

2011-06-11  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md: Use default value in "isa" attribute.
	* config/i386/sse.md: Ditto.
	* config/i386/mmx.md: Ditto.

2011-06-10  Wei Guozhi  <carrot@google.com>

	PR target/45335
	* config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
	stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
	(ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
	related peephole2.
	(strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
	related peephole2.
	* config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
	(arm_legitimate_ldrd_p): New prototype.
	(arm_output_ldrd): New prototype.
	* config/arm/arm.c (arm_check_ldrd_operands): New function.
	(arm_legitimate_ldrd_p): New function.
	(arm_output_ldrd): New function.

2011-06-10  David Li  <davidxl@google.com>

	* cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
	* passes.c (passr_eq): New function.
	(create_pass_tab): New function.
	(pass_traverse): New function.
	(dump_one_pass): New function.
	(dump_pass_list): New function.
	(dump_passes): New function.

2011-06-10  Jan Hubicka  <jh@suse.cz>

	* cgraph.c (cgraph_set_nothrow_flag_1): Update cgraph after
	setting the nothrow flag.
	* ipa-reference.c (propagate): Skip aliases.
	* ipa-pure-const.c (propagate_pure_const): Skip aliases.
	(propagate_nothrow): Skip aliases; do not update cgraph.
	(local_pure_const): Do not update cgraph.
	* tree-profile.c (tree_profiling): Do fixup_cfg.

2011-06-10  Jan Hubicka  <jh@suse.cz>

	* ipa.c (cgraph_non_local_node_p_1): Break out from ...;
	(cgraph_local_node_p): ... here; handle aliases.
	(has_addr_references_p): Break out from ...;
	(cgraph_remove_unreachable_nodes) ... here.

2011-06-10  Jan Hubicka  <jh@suse.cz>

	* opts.c (default_options): Enlist OPT_finline_functions_called_once.
	* common.opt (flag_inline_functions_called_once): Do not
	initialize to 1.

2011-06-10  Jan Hubicka  <jh@suse.cz>

	* ipa-cp.c (ipcp_versionable_function_p): Thunks are not versionable.
	(ipcp_initialize_node_lattices): Do not deal with aliases;
	Do not try to propagate through thunks.
	(ipcp_change_tops_to_bottom): Do not deal with aliases.

2011-06-10  Jan Hubicka  <jh@suse.cz>

	* ipa-prop.c (ipa_write_node_info): Stream jump functions
	for indirect calls.
	(ipa_read_node_info): Likewise.

2011-06-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR lto/49302
	* tree-ssa-math-opts.c (powi_as_mults): Minor cleanup.
	(build_and_insert_call): Likewise.
	(build_and_insert_ref): New.
	(gimple_expand_builtin_pow): Minor cleanup.
	(gimple_expand_builtin_cabs): New.
	(execute_cse_sincos): Add case for BUILT_IN_CABS.

2011-06-10  Jan Hubicka  <jh@suse.cz>

	* ipa-cp.c (ipcp_versionable_function_p): Aliases are not versionable.
	(ipcp_cloning_candidate_p): Aliases are not clonning candidates.
	(ipcp_initialize_node_lattices): We don't propagate through an aliases.
	(ipcp_propagate_stage): Skip aliases when propagating.
	(ipcp_need_redirect_p): Skip aliases.
	(ipcp_insert_stage): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY and
	collect_callers_of_node.
	* ipa-prop.c (ipa_init_func_list): Do not analyze datastructures
	for aliases.
	(ipa_compute_jump_functions): Look through aliases.

2011-06-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* doc/sourcebuild.texi (Effective-Target Keywords, pie): Document it.

2011-06-10  Hans-Peter Nilsson  <hp@axis.com>

	* ira-costs.c: Remove #ifdefs on dead FORBIDDEN_INC_DEC_CLASSES.
	Adjust comments.
	* system.h (FORBIDDEN_INC_DEC_CLASSES): Poison.

2011-06-10  Jan Hubicka  <jh@suse.cz>

	* ipa-cp.c (ipcp_process_devirtualization_opportunities):
	Update call of gimple_get_virt_method_for_binfo.
	* gimple-fold.c (gimple_get_virt_method_for_binfo): Remove
	refuse_thunks parameter.
	(gimple_fold_call): Update.
	* ipa-prop.c (try_make_edge_direct_virtual_call): Update.

2011-06-10  Jan Hubicka  <jh@suse.cz>

	* tree-sra.c (all_callers_have_enough_arguments_p): Rename to ...
	(not_all_callers_have_enough_arguments_p): ... this one; turn into
	worker for cgraph_for_node_and_aliases.
	(convert_callers_for_node): Break out from ...
	(convert_callers): ... here.
	(modify_function): Use collect_callers_of_node.
	(ipa_early_sra): Use cgraph_for_node_and_aliases.

2011-06-10  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49361
	* fold-const.c (fold_binary_loc): Only fold x * x to pow (x, 2.0)
	when not already in gimple form.

2011-06-10  Richard Guenther  <rguenther@suse.de>

	PR bootstrap/49344
	* tree-ssa-math-opts.c (convert_mult_to_fma): Use
	FOR_EACH_PHI_OR_STMT_USE.

2011-06-10  Jan Hubicka  <jh@suse.cz>

	* ipa-inline-transform.c (can_remove_node_now_p): Move out of...
	(clone_inlined_nodes): ... here.
	(inline_call): Use cgraph_function_or_thunk_node; redirect edge
	to real destination prior inlining.
	* ipa-inline.c (caller_growth_limits, can_inline_edge_p,
	can_early_inline_edge_p, want_early_inline_function_p,
	want_early_inline_function_p, want_inline_small_function_p,
	want_inline_self_recursive_call_p, want_inline_function_called_once_p,
	edge_badness, update_all_callee_keys, lookup_recursive_calls,
	add_new_edges_to_heap, inline_small_functions, flatten_function,
	inline_always_inline_functions, early_inline_small_functions): Use
	cgraph_function_or_thunk_node.
	* ipa-inline-analysis.c (evaluate_conditions_for_edge,
	dump_inline_edge_summary, estimate_function_body_sizes): Likewise.
	(do_estimate_edge_growth_1): Break out from ...
	(do_estimate_growth) ... here; walk aliases.
	(inline_generate_summary): Skip aliases.

2011-06-10  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Scan stmts
	forward when combining, visit inserted stmts when a stmt was changed.

2011-06-10  Paolo Carlini  <paolo.carlini@oracle.com>

	* tree.h (error_operand_p): Add.
	* dbxout.c (dbxout_type_fields): Use the latter.
	* c-decl.c (add_stmt): Likewise.
	* gimplify.c (omp_add_variable, omp_notice_variable,
	gimplify_scan_omp_clauses): Likewise.

2011-06-10  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.c (avr_function_arg_advance): Fix thinko about
	when a value is actually passed in regs.

2011-06-10  Eric Botcazou  <ebotcazou@adacore.com>
	    Laurent Rougé  <laurent.rouge@menta.fr>

	* doc/invoke.texi (SPARC options): Add -mflat.
	* config/sparc/sparc.opt: Likewise.
	* config/sparc/sparc-protos.h (sparc_expand_epilogue): Add parameter.
	(sparc_flat_expand_prologue): Declare.
	(sparc_flat_expand_epilogue): Likewise.
	* config/sparc/sparc.h (CPP_CPU_SPEC): Do not handle -msoft-float.
	(CPP_ENDIAN_SPEC): Replace with...
	(CPP_OTHER_SPEC): ...this.  Also handle -mflat and -msoft-float.
	(CPP_SPEC): Adjust to above change.
	(EXTRA_SPECS): Likewise.
	(SPARC_INCOMING_INT_ARG_FIRST): Add TARGET_FLAT handling.
	(INCOMING_REGNO): Likewise.
	(OUTGOING_REGNO): Likewise.
	(LOCAL_REGNO): Likewise.
	(SETUP_FRAME_ADDRESSES): Likewise.
	(FIXED_REGISTERS): Set 0 for %fp.
	(CALL_USED_REGISTERS): Likewise.
	(INITIAL_ELIMINATION_OFFSET): Pass current_function_is_leaf.
	(EXIT_IGNORE_STACK): Define to 1 unconditionally.
	(RETURN_ADDR_REGNUM): Define.
	(RETURN_ADDR_RTX): Use it.
	(INCOMING_RETURN_ADDR_REGNUM): Define.
	(INCOMING_RETURN_ADDR_RTX): Use it.
	(DWARF_FRAME_RETURN_COLUMN): Likewise.
	(EH_RETURN_REGNUM): Define.
	(EH_RETURN_STACKADJ_RTX): Use it.
	(EH_RETURN_HANDLER_RTX): Delete.
	(EPILOGUE_USES): Use them and add TARGET_FLAT handling.
	* config/sparc/sparc.c (apparent_fsize, actual_fsize, num_gfregs):
	Delete.
	(struct machine_function): Add frame_size, apparent_frame_size,
	frame_base_reg, frame_base_offset, n_global_fp_regs and
	save_local_in_regs_p fields.
	(sparc_frame_size, sparc_apparent_frame_size, sparc_frame_base_reg,
	sparc_frame_base_offset, sparc_n_global_fp_regs,
	sparc_save_local_in_regs_p): New macros.
	(sparc_option_override): Error out if -fcall-saved-REG is specified
	for Out registers.
	(eligible_for_restore_insn): Fix formatting.
	(eligible_for_return_delay): Likewise.  Add TARGET_FLAT handling.
	(eligible_for_sibcall_delay): Likewise.
	(RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Add MODE parameter.
	(sparc_legitimate_address_p): Adjust to above change.
	(save_global_or_fp_reg_p): New predicate.
	(return_addr_reg_needed_p): Likewise.
	(save_local_or_in_reg_p): Likewise.
	(sparc_compute_frame_size): Use them.  Add TARGET_FLAT handling.
	(SORR_SAVE, SORR_RESTORE): Delete.
	(sorr_pred_t): New typedef.
	(sorr_act_t): New enum.
	(save_or_restore_regs): Rename to...
	(emit_save_or_restore_regs): ...this.  Change type of LOW and HIGH
	parameters, remove ACTION parameter, add LEAF_FUNCTION_P, SAVE_P,
	ACTION_TRUE and ACTION_FALSE parameters.  Implement more general
	mechanism.  Add CFI information for double-word saves in 32-bit mode.
	(emit_adjust_base_to_offset): New function extracted from...
	(emit_save_or_restore_regs): ...this.  Rename the rest to...
	(emit_save_or_restore_regs_global_fp_regs): ...this.
	(emit_save_or_restore_regs_local_in_regs): New function.
	(gen_create_flat_frame_[123]): New functions.
	(sparc_expand_prologue): Use SIZE local variable.  Adjust.
	(sparc_flat_expand_prologue): New function.
	(sparc_asm_function_prologue): Add TARGET_FLAT handling.
	(sparc_expand_epilogue): Use SIZE local variable.  Adjust.
	(sparc_flat_expand_epilogue): New function.
	(sparc_can_use_return_insn_p): Add TARGET_FLAT handling.
	(output_return): Likewise.
	(output_sibcall): Likewise.
	(sparc_output_mi_thunk): Likewise.
	(sparc_frame_pointer_required): Likewise.
	(sparc_conditional_register_usage): If TARGET_FLAT, disable the leaf
	function optimization.
	* config/sparc/sparc.md (flat): New attribute.
	(prologue): Add TARGET_FLAT handling.
	(save_register_window): Disable if TARGET_FLAT.
	(create_flat_frame_[123]): New patterns.
	(epilogue): Add TARGET_FLAT handling.
	(sibcall_epilogue): Likewise.
	(eh_return): New expander.
	(eh_return_internal): New insn and splitter.
	(return_internal): Add TARGET_FLAT handling.
	(untyped_return): Remove bogus test and use RETURN_ADDR_REGNUM.
	(save_stack_nonlocal): Use RETURN_ADDR_REGNUM.
	(nonlocal_goto): Add TARGET_FLAT handling.
	* config/sparc/t-elf: Add -mflat multilib.
	* config/sparc/t-leon: Likewise.

2011-06-10  Jan Hubicka  <jh@suse.cz>

	* ipa-utils.c (searchc): Use cgraph_function_or_thunk_node.
	* ipa-pure-const.c (analyze_function): Aliases don't need analysis.
	(self_recursive_p): Use cgraph_function_node.
	(propagate_pure_const): Likewise.
	(propagate_nothrow): Likewise.
	* ipa-reference.c (ipa_reference_get_not_read_global): Use
	cgraph_function_node.
	(propagate_bits): Likewise.
	(propagate): Likewise.

2011-06-10  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
	    Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/arm.c (const_ok_for_op): Check to see if mvn can be used.
	* config/arm/vfp.md (*arm_movdi_vfp): Delete.
	(*thumb2_movdi_vfp): Delete.
	(*arm_movdi_vfp_cortexa8): Delete.
	(*movdi_vfp): Consolidate from *arm_movdi_vfp and *thumb2_movdi_vfp.
	(*movdi_vfp_cortexa8): Likewise.

2011-06-10  Richard Guenther  <rguenther@suse.de>

	* stor-layout.c (initialize_sizetypes): Give names to all
	sizetype kinds.

2011-06-10  Ira Rosen  <ira.rosen@linaro.org>

	PR tree-optimization/49318
	* tree-vect-loop.c (vect_determine_vectorization_factor): Remove
	irrelevant pattern statements.

2011-06-10  Hans-Peter Nilsson  <hp@axis.com>

	* system.h (SETJMP_VIA_SAVE_AREA): Poison.

	PR bootstrap/49354
	* ira-costs.c (setup_regno_cost_classes_by_mode): Add missing cast
	to last assignment.

2011-06-09  Jan Hubicka  <jh@suse.cz>

	* cgraphunit.c (cgraph_reset_node): Do not set redefined_extern_inline;
	do not recompute reachable flag.
	(cgraph_finalize_function, cgraph_analyze_functions): Set
	redefined_extern_inline here.

2011-06-09  Jan Hubicka  <jh@suse.cz>

	* cgraph.h (cgraph_only_called_directly_or_aliased_p): Rename from ...
	(cgraph_only_called_directly_p): ... this one; bring offline.
	(resolution_used_from_other_file_p, cgraph_used_from_object_file_p,
	varpool_used_from_object_file_p): Drop names from the declaratoin.
	(cgraph_for_node_thunks_and_aliases, cgraph_for_node_and_aliases,
	collect_callers_of_node): New.
	(cgraph_function_node, cgraph_function_or_thunk_node): New functions.
	(cgraph_edge_recursive_p): Use cgraph_function_node.
	* cgraph.c (cgraph_add_thunk): Check that thunk is not already alias.
	(cgraph_node_cannot_be_local_p_1): Break out from ...
	(cgraph_node_can_be_local_p): ... here; walk aliases.
	(cgraph_for_node_thunks_and_aliases): New function.
	(cgraph_for_node_and_aliases): New function.
	(cgraph_make_node_local_1): Break out from ...
	(cgraph_make_node_local) ... here; use
	cgraph_for_node_thunks_and_aliases.
	(cgraph_set_nothrow_flag_1): Break out from ...
	(cgraph_set_nothrow_flag) ... here;
	use cgraph_for_node_thunks_and_aliases.
	(cgraph_set_const_flag_1): Break out from ...
	(cgraph_set_const_flag) ... here;
	use cgraph_for_node_thunks_and_aliases.
	(cgraph_set_pure_flag_1): Break out from ...
	(cgraph_set_pure_flag) ... here;
	use cgraph_for_node_thunks_and_aliases.
	(cgraph_propagate_frequency_1): Break out from ...
	(cgraph_propagate_frequency) ... here; use
	cgraph_for_node_thunks_and_aliases.
	(cgraph_used_from_object_file_p): Do not care about aliases.
	(cgraph_not_only_called_directly_p_1, cgraph_only_called_directly_p):
	New functions.
	(collect_callers_of_node_1, collect_callers_of_node): New functions.

2011-06-10  Hans-Peter Nilsson  <hp@axis.com>

	PR rtl-optimization/49154
	* config/cris/cris.h (FIXED_REGISTERS): Include CRIS_CC0_REGNUM.
	(enum reg_class): Add SRP_REGS and MOF_SRP_REGS.
	(REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
	(PREFERRED_RELOAD_CLASS, SECONDARY_RELOAD_CLASS): Adjust to fit.
	* config/cris/cris.h (cris_register_move_cost): Remove
	!TARGET_V32 code.  Tweak comments.

2011-06-09  Jan Hubicka  <jh@suse.cz>

	* cgraphbuild.c (record_eh_tables): Mark personality function as having
	address taken.

2011-06-10  Hans-Peter Nilsson  <hp@axis.com>

	PR rtl-optimization/49154
	* ira-costs.c (setup_regno_cost_classes_by_mode): If there already
	is a matching slot in the hashtable, assign it to classes_ptr.

	PR rtl-optimization/49154
	* doc/tm.texi.in (Register Classes): Document rule for the narrowest
	register classes.
	* doc/tm.texi: Regenerate.

2011-06-09  Kaz Kojima  <kkojima@gcc.gnu.org>

	PR target/49307
	* config/sh/sh.md (UNSPEC_CHKADD): New.
	(chk_guard_add): New define_insn_and_split.
	(symGOT_load): Use chk_guard_add instead of blockage.

2011-06-09  Kai Tietz  <ktietz@redhat.com>

	* libgcc2.c (L_trampoline): Include windows.h for mingw targets.

2011-06-09  Eric Botcazou  <ebotcazou@adacore.com>

	* config/sparc/sparc.md (return_internal): Adjust 'length' attribute.

2011-06-09  Wei Guozhi  <carrot@google.com>

	PR target/46975
	* config/arm/arm.md (*addsi3_carryin_compare0_<optab>): New pattern.
	(peephole2 for conditional move): Generate 16 bit instructions.

2011-06-09  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movdi_internal_rex64): Merge
	alternatives 6 and 8.

2011-06-09  David Li  <davidxl@google.com>

	* cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
	* passes.c (passr_eq): New function.
	(create_pass_tab): New function.
	(pass_traverse): New function.
	(dump_one_pass): New function.
	(dump_pass_list): New function.
	(dump_passes): New function.

2011-06-09  David Li  <davidxl@google.com>

	* tree-complex.c (tree_lower_complex): Gate cleanup.
	* tree-stdarg.c (check_all_va_list_escapes): Ditto.
	(execute_optimize_stdarg): Ditto.
	* tree-eh.c (execute_lower_eh_dispatch): Ditto.
	(execute_cleanup_eh_1): Ditto.
	(execute_cleanup_eh): Ditto.
	* gcse.c (gate_rtl_pre): Ditto.
	(execute_rtl_pre): Ditto.
	* except.c (finish_eh_generation): Ditto.
	(convert_to_eh_region_ranges): Ditto.
	* cprop.c (one_cprop_pass): Ditto.

2011-06-09  Bernd Schmidt  <bernds@codesourcery.com>

	PR target/48673
	* config/ia64/ia64.c (ia64_reorg): Clear BB_DISABLE_SCHEDULE flag
	in all basic blocks.

2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/alpha/netbsd.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/alpha/osf5.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/darwin.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/i386/mingw32.h (MINGW_ENABLE_EXECUTE_STACK): Remove.
	(ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	[IN_LIBGCC2]: Don't include <windows.h>.
	* config/i386/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/i386/netbsd64.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): Remove.
	* config/openbsd.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/sol2.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/sparc/freebsd.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/sparc/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/alpha/alpha.c (alpha_trampoline_init): Test
	HAVE_ENABLE_EXECUTE_STACK.
	* config/i386/i386.c (ix86_trampoline_init): Likewise.
	* config/sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
	(sparc64_initialize_trampoline): Likewise.
	* libgcc2.c [L_enable_execute_stack]: Remove.
	* system.h (ENABLE_EXECUTE_STACK): Poison.
	* doc/tm.texi.in (Trampolines, ENABLE_EXECUTE_STACK): Remove.
	* doc/tm.texi: Regenerate.
	* Makefile.in (LIBGCC2_CFLAGS): Add -fbuilding-libgcc.

2011-06-09  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/49308
	* dce.c (reset_unmarked_insns_debug_uses): Avoid shadowing insn
	variable.  After resetting and rescanning insn continue with previous
	statement.

2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* configure.ac (gcc_cv_as_hidden): Enable on *-*-darwin*.
	(gcc_cv_ld_hidden): Likewise.
	* configure: Regenerate.
	* config/i386/i386.c (USE_HIDDEN_LINKONCE): Remove TARGET_MACHO.
	(ix86_stack_protect_fail): Mark unused.
	(TARGET_STACK_PROTECT_FAIL) [TARGET_MACHO]: Don't redefine.
	* config/rs6000/rs6000.c (rs6000_assemble_visibility)
	[TARGET_MACHO]: Don't define.
	(TARGET_ASM_ASSEMBLE_VISIBILITY): Likewise.
	(TARGET_STACK_PROTECT_FAIL): Likewise.
	(rs6000_stack_protect_fail): Mark unused.
	* dwarf2asm.c (dw2_output_indirect_constant_1): Mark decl hidden if
	USE_LINKONCE_INDIRECT.  Don't emit .hidden expicitly.

2011-06-08  Andi Kleen  <ak@linux.intel.com>

	* varasm.c (get_section): Print location of other conflict
	for section conflicts.

2011-06-08  Andi Kleen  <ak@linux.intel.com>

	* config/i386/driver-i386.c (host_detect_local_cpu):
	Add model 0x2d Intel CPU.

2011-06-08  Andi Kleen  <ak@linux.intel.com>

	* reginfo.c (global_regs_decl): Add.
	(globalize_reg): Add decl parameter. Compute location.  Pass location
	to warnings and add inform. Store decl in global_regs_decl.
	* rtl.h (globalize_reg): Update prototype.
	* varasm.c (make_decl_rtl): Pass decl to globalize_reg().

2011-06-09  Mingjie Xing  <mingjie.xing@gmail.com>

	* treestruct.def (TS_TYPE_DECL): Fix the printable name typo.

2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>

	PR target/49305
	* config/sh/predicates.md (general_movsrc_operand): Check
	mode for memory with indexed address for QI and HImode.
	(general_movdst_operand): Likewise.

2011-06-09  Nicola Pero  <nicola.pero@meta-innovation.com>

	* doc/objc.texi (Traditional GNU Objective-C runtime API): Updated.

2011-06-08  Alexandre Oliva  <aoliva@redhat.com>

	* tree-flow-inline.h (op_iter_init): Reject GIMPLE_PHI stmts.
	(num_ssa_operands): Likewise.
	(op_iter_init_phiuse): Forward-declare.
	(delink_stmt_imm_use): Iterate with FOR_EACH_PHI_OR_STMT_USE.

2011-06-08  Nick Clifton  <nickc@redhat.com>

	* doc/invoke.texi (ARM Options): Update description of
	-mthumb-interwork.

2011-06-08  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/driver-i386.c (host_detect_local_cpu): Support
	unknown Intel family 0x6 CPUs.

2011-06-08  Martin Jambor  <mjambor@suse.cz>

	* tree-sra.c (mark_rw_status): Removed.
	(analyze_access_subtree): New parameter parent instead of
	mark_read and mark_write, propagate from that.

2011-06-08  Julian Brown  <julian@codesourcery.com>

	* config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
	for double-precision helper functions in hard-float mode if only
	single-precision arithmetic is supported in hardware.

2011-06-08  Alexander Monakov  <amonakov@ispras.ru>

	PR rtl-optimization/49303
	* sel-sched.c (move_op): Use correct type for 'res'.  Verify that
	code_motion_path_driver returned 0 or 1.
	(sel_region_finish): Clear h_d_i_d.

2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>

	* config/sh/sh.c (prepare_move_operands): Set pic register
	appropriately for global and local dynamic tls models even
	if flag_pic is unset.

2011-06-07  Jason Merrill  <jason@redhat.com>

	* pretty-print.h (ATTRIBUTE_GCC_PPDIAG): Use GCC_DIAG_STYLE if set.

2011-06-07  Xinliang David Li  <davidxl@google.com>
	* passes.c (enable_disable_pass): Handle assembler name.
	(is_pass_explicitly_enabled_or_disabled): Ditto.

2011-06-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR tree-optimization/48497
	* doc/sourcebuild.texi (Directives, dg-additional-options): Document.

2011-06-07  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/46728
	* tree-ssa-math-opts.c (gimple_expand_builtin_pow): Change FIXME
	to use gimple_val_nonnegative_real_p.
	* gimple-fold.c (gimple_val_nonnegative_real_p): New function.
	* gimple.h (gimple_val_nonnegative_real_p): New declaration.

2011-06-07  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.md (*movsf_internal): Optimize AVX check.

2011-06-07  Sergey Grechanik  <mouseentity@ispras.ru>

	* config/arm/arm.c (coproc_secondary_reload_class): Return NO_REGS for
	constant vectors.

2011-06-07  Richard Guenther  <rguenther@suse.de>

	* stor-layout.c (initialize_sizetypes): Initialize all
	sizetypes based on target definitions.
	(set_sizetype): Remove.
	* tree.c (build_common_tree_nodes): Do not call set_sizetype.
	* tree.h (set_sizetype): Remove.

2011-06-07  Nick Clifton  <nickc@redhat.com>

	* config.gcc: Unify V850 architecture options and add support for
	newer V850 architectures.
	* config/v850/t-v850e: Delete.

2011-06-07  Richard Guenther  <rguenther@suse.de>

	* tree.c (build_common_tree_nodes): Also initialize size_type_node.
	Call set_sizetype from here.

2011-06-07  Andrew Stubbs  <ams@codesourcery.com>

	* config/arm/arm.md (*maddhidi4tb, *maddhidi4tt): New define_insns.
	(*maddhisi4tb, *maddhisi4tt): New define_insns.

2011-06-07  Bernd Schmidt  <bernds@codesourcery.com>
	    Andrew Stubbs  <ams@codesourcery.com>

	* simplify-rtx.c (simplify_unary_operation_1): Canonicalize widening
	multiplies.
	* doc/md.texi (Canonicalization of Instructions): Document widening
	multiply canonicalization.

2011-06-07  Jakub Jelinek  <jakub@redhat.com>

	PR gcov-profile/49299
	* value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.

2011-06-07  Ira Rosen  <ira.rosen@linaro.org>

	* tree-vectorizer.h (vect_recog_func_ptr): Make last argument to be
	a pointer.
	* tree-vect-patterns.c (vect_recog_widen_sum_pattern,
	vect_recog_widen_mult_pattern, vect_recog_dot_prod_pattern,
	vect_recog_pow_pattern): Likewise.
	(vect_pattern_recog_1): Remove declaration.
	(widened_name_p): Remove declaration.  Add new argument to specify
	whether to check that both types are either signed or unsigned.
	(vect_recog_widen_mult_pattern): Update documentation.  Handle
	unsigned patterns and multiplication by constants.
	(vect_pattern_recog_1): Update vect_recog_func references.  Use
	statement information from the statement returned from pattern
	detection functions.
	(vect_pattern_recog): Update vect_recog_func reference.
	* tree-vect-stmts.c (vectorizable_type_promotion): For widening
	multiplication by a constant use the type of the other operand.

2011-06-06  Richard Sandiford  <rdsandiford@googlemail.com>

	PR rtl-optimization/49145
	* combine.c (make_compound_operation): Handle ZERO_EXTEND specially.

2011-06-06  Jakub Jelinek  <jakub@redhat.com>

	PR debug/49262
	* dwarf2out.c (native_encode_initializer): Decrement count in each
	iteration.

	PR debug/49294
	* dwarf2out.c (mem_loc_descriptor) <do_shift>: Give up for
	non-MODE_INT modes.

	PR c++/49264
	* gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
	if stmt folded into nothing.
	* tree-inline.c (fold_marked_statements): If a builtin at the end of
	a bb folded into nothing, just update cgraph edges and move to next bb.
	* cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
	to be NULL.  Don't compute count and frequency if new_call is NULL.

2011-06-04  Diego Novillo  <dnovillo@google.com>

	* Makefile.in (lto-compress.o): Add dependency on LTO_STREAMER_H.
	(cgraph.o): Likewise.
	(cgraphunit.o): Likewise.
	* cgraphunit.c: Include lto-streamer.h
	(cgraph_finalize_compilation_unit): Call lto_streamer_hooks_init
	if LTO is enabled.
	* lto-streamer-in.c (unpack_value_fields): Call
	streamer_hooks.unpack_value_fields if set.
	(lto_materialize_tree): For unhandled nodes, first try to
	call lto_streamer_hooks.alloc_tree, if it exists.
	(lto_input_ts_decl_common_tree_pointers): Move reading of
	DECL_INITIAL to lto_streamer_read_tree.
	(lto_read_tree): Call lto_streamer_hooks.read_tree if set.
	(lto_streamer_read_tree): New.
	(lto_reader_init): Rename from lto_init_reader.
	Move initialization code to lto/lto.c.
	* lto-streamer-out.c (pack_value_fields): Call
	streamer_hooks.pack_value_fields if set.
	(lto_output_tree_ref): For tree nodes that are not normally indexable,
	call streamer_hooks.indexable_with_decls_p before giving up.
	(lto_output_ts_decl_common_tree_pointers): Move handling
	for FUNCTION_DECL and TRANSLATION_UNIT_DECL to lto_streamer_write_tree.
	(lto_output_tree_header): Call streamer_hooks.is_streamable instead of
	lto_is_streamable.  Call lto_streamer_hooks.output_tree_header if set.
	(lto_write_tree): Call lto_streamer_hooks.write_tree if set.
	(lto_streamer_write_tree): New.
	(lto_output): Call lto_streamer_init directly.
	(lto_writer_init): Remove.
	* lto-streamer.c (streamer_hooks): New.
	(lto_streamer_cache_create): Call streamer_hooks.preload_common_nodes
	instead of lto_preload_common_nodes.
	(lto_is_streamable): Move from lto-streamer.h
	(lto_streamer_hooks_init): New.
	(streamer_hooks): New.
	(streamer_hooks_init): New.
	* lto-streamer.h (struct output_block): Forward declare.
	(struct lto_input_block): Likewise.
	(struct data_in): Likewise.
	(struct bitpack_d): Likewise.
	(struct streamer_hooks): Declare.
	(streamer_hooks): Declare.
	(lto_streamer_hooks_init): Declare.
	(lto_streamer_write_tree): Declare.
	(lto_streamer_read_tree): Declare.
	(streamer_hooks_init): Declare.
	(lto_is_streamable): Move to lto-streamer.c

2011-06-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* longlong.h (smul_ppmm): The resulting register pair contains the
	higher order word first.

2011-06-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/46728
	* builtins.c (powi_table): Remove.
	(powi_lookup_cost): Remove.
	(powi_cost): Remove.
	(expand_powi_1): Remove.
	(expand_powi): Remove.
	(expand_builtin_pow_root): Remove.
	(expand_builtin_pow): Remove.
	(expand_builtin_powi): Eliminate handling of constant exponent.
	(expand_builtin): Use expand_builtin_mathfn_2 for BUILT_IN_POW.

2011-06-06  Alexandre Oliva  <aoliva@redhat.com>

	* cprop.c (local_cprop_pass): Don't set changed for debug insns.

2011-06-06  Alexandre Oliva  <aoliva@redhat.com>

	* dce.c (reset_unmarked_insns_debug_uses): New.
	(delete_unmarked_insns): Skip debug insns.
	(prescan_insns_for_dce): Likewise.
	(rest_of_handle_ud_dce): Reset debug uses of removed sets.
	* reg-stack.c (subst_stack_regs_in_debug_insn): Signal when no
	active reg can be found.
	(subst_all_stack_regs_in_debug_insn): New.  Reset debug insn then.
	(convert_regs_1): Use it.

2011-06-06  Alexandre Oliva  <aoliva@redhat.com>

	* tree-pretty-print.c (dump_function_header): Add flags.
	Don't dump decl_uid with nouid.
	* tree-pretty-print.h (dump_function_header): Adjust.
	* final.c (rest_of_clean_state): Pass dump_flags on, with nouid.
	* passes.c (pass_init_dump_file): Pass dump_flags on.
	* tree-cfg.c (gimple_dump_cfg): Pass flags on.

2011-06-06  Alexandre Oliva  <aoliva@redhat.com>

	PR bootstrap/49270
	* ipa-inline-analysis.c (read_predicate): Initialize all clauses.

2011-06-06  Mikael Pettersson  <mikpe@it.uu.se>

	PR tree-optimization/49243
	* calls.c (setjmp_call_p): Also check if fndecl has the
	returns_twice attribute.

2011-06-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/mips/iris6.h (ENDFILE_SPEC): Use crtfastmath.o if
	-ffast-math etc.

2011-06-06  Richard Henderson  <rth@redhat.com>
	    Georg-Johann Lay  <avr@gjlay.de>

	PR target/42210
	* config/avr/predicates.md (const1_operand, const_0_to_7_operand):
	New predicates.
	* config/avr/avr.md ("insv"): New insn expander.
	("*movbitqi.1-6.a", "*movbitqi.1-6.b", "*movbitqi.0", "*insv.io",
	"*insv.not.io", "*insv.reg"): New insns.

2011-06-06  Hans-Peter Nilsson  <hp@bitrange.com>

	PR target/49285
	* config/mmix/mmix.md ("truncdfsf2", "extendsfdf2"): Correct predicate
	to nonimmediate_operand from memory_operand for the operand that is to
	be forced to memory by the expander.  Lose the constraints.

2011-06-05  Eric Botcazou  <ebotcazou@adacore.com>

	* config/sparc/sparc.c (output_return): Fix thinko in the output of an
	EH return when delayed branches are disabled.

2011-06-05  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>:
	Remove MODE_TI handling.  Remove SSE1 handling in attribute "mode"
	calculation.
	(*movdf_internal_rex64) <case 6,7,8>: Remove MODE_TI handling.
	Simplify MODE_V1DF and MODE_V2SF handling.
	(*movsf_internal): Remove x constraint from alternative 7 of operand 1.
	Simplify MODE_SF handling.

2011-06-04  Jan Hubicka  <jh@suse.cz>

	PR tree-optimization/48893
	PR tree-optimization/49091
	PR tree-optimization/49179
	* ipa-inline-analysis.c (evaluate_conditions_for_known_args):
	Bounds check.

2011-06-04  Jan Hubicka  <jh@suse.cz>

	PR lto/48954
	* lto-cgraph.c (output_node_opt_summary): Handle NULL skip args
	bitmaps.

2011-06-04  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* doc/invoke.texi: Document -Wdelete-non-virtual-dtor.

2011-06-04  Jakub Jelinek  <jakub@redhat.com>

	PR target/49281
	* config/i386/i386.md (*lea_general_4): Require INTVAL (operands[3])
	to be strictly smaller than 1 << shiftcount.

2011-06-04  Jan Hubicka  <jh@suse.cz>

	PR tree-optimize/48929
	* ipa-inline-analysis.c (remap_edge_predicates): Fix handling
	of empty predicate.

2011-06-04  Alexandre Oliva  <aoliva@redhat.com>

	PR debug/48333
	* calls.c (emit_call_1): Prefer the __builtin declaration of
	builtin functions.

2011-06-03   Diego Novillo  <dnovillo@google.com>

	* lto-streamer-in.c (unpack_value_fields): Remove unneeded asserts.
	(lto_input_tree_pointers): Likewise.
	* lto-streamer-out.c (pack_value_fields): Likewise.
	(lto_output_tree_pointers): Likewise.
	* lto-streamer.h (lto_is_streamable): Add check for OMP_CLAUSE
	and OPTIMIZATION_NODE.

2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/alpha/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/alpha/osf5.h (MD_UNWIND_SUPPORT): Remove.
	* config/alpha/vms.h (MD_UNWIND_SUPPORT): Remove.
	* config/bfin/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Remove.
	* config/i386/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/i386/linux64.h (MD_UNWIND_SUPPORT): Remove.
	* config/i386/sol2.h (MD_UNWIND_SUPPORT): Remove.
	* config/i386/mingw32.h (MD_UNWIND_SUPPORT): Remove.
	* config/ia64/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/ia64/vms.h (MD_UNWIND_SUPPORT): Remove.
	* config/m68k/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/mips/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): Remove.
	* config/pa/pa32-linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Remove.
	* config/rs6000/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/rs6000/linux64.h (MD_UNWIND_SUPPORT): Remove.
	* config/s390/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/s390/tpf.h (MD_UNWIND_SUPPORT): Remove.
	* config/sh/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/sparc/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/sparc/linux64.h (MD_UNWIND_SUPPORT): Remove.
	* config/sparc/sol2.h (MD_UNWIND_SUPPORT): Remove.
	* config/xtensa/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/alpha/linux-unwind.h: Move to ../libgcc/config/alpha.
	* config/alpha/osf5-unwind.h: Move to ../libgcc/config/alpha.
	* config/alpha/vms-unwind.h: Move to ../libgcc/config/alpha.
	* config/bfin/linux-unwind.h: Move to ../libgcc/config/bfin.
	* config/i386/linux-unwind.h: Move to ../libgcc/config/i386.
	* config/i386/sol2-unwind.h: Move to ../libgcc/config/i386.
	* config/i386/w32-unwind.h: Move to ../libgcc/config/i386.
	* config/ia64/linux-unwind.h: Move to ../libgcc/config/ia64.
	* config/ia64/vms-unwind.h: Move to ../libgcc/config/ia64.
	* config/m68k/linux-unwind.h: Move to ../libgcc/config/m68k.
	* config/mips/linux-unwind.h: Move to ../libgcc/config/mips.
	* config/pa/hpux-unwind.h: Move to ../libgcc/config/pa.
	* config/pa/linux-unwind.h: Move to ../libgcc/config/pa.
	* config/rs6000/darwin-unwind.h: Move to ../libgcc/config/rs6000.
	* config/rs6000/linux-unwind.h: Move to ../libgcc/config/rs6000.
	* config/s390/linux-unwind.h: Move to ../libgcc/config/s390.
	* config/s390/tpf-unwind.h: Move to ../libgcc/config/s390.
	* config/sh/linux-unwind.h: Move to ../libgcc/config/sh.
	* config/sparc/linux-unwind.h: Move to ../libgcc/config/sparc.
	* config/sparc/sol2-unwind.h: Move to ../libgcc/config/sparc.
	* config/xtensa/linux-unwind.h: Move to ../libgcc/config/xtensa.
	* config/darwin9.h (DARWIN_LIBSYSTEM_HAS_UNWIND): Remove.
	* system.h (MD_UNWIND_SUPPORT): Poison.
	* doc/tm.texi.in (Exception Handling, MD_UNWIND_SUPPORT): Remove.
	* doc/tm.texi: Regenerate.
	* unwind-dw2.c: Include md-unwind-support.h instead of
	MD_UNWIND_SUPPORT.
	* config/ia64/unwind-ia64.c: Likewise.
	* config/xtensa/unwind-dw2-xtensa.c: Likewise.

2011-06-03  Jack Howarth  <howarth@bromo.med.uc.edu>

	* varpool.c (varpool_extra_name_alias): Return NULL, not false.

2011-06-03  Richard Henderson  <rth@redhat.com>
	    Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]
	(sigill_hdlr): Correct insn, insn size.
	(set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Use movaps.

2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config.gcc (mips-sgi-irix6.5*): Set tmake_file to mips/t-irix6
	t-slibgcc-dummy.
	* config/mips/irix-crti.asm: Move to ../libgcc/config/mips/irix-crti.S.
	* config/mips/irix-crtn.asm: Move to ../libgcc/config/mips/irix-crtn.S.
	* config/mips/t-iris: Remove.
	* config/mips/t-irix6: New file.
	* config/mips/t-slibgcc-irix: Move to ../libgcc/config/mips.

2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* Makefile.in (LIB2ADDEHDEP): Remove.
	* config/arm/t-bpabi (LIB2ADDEHDEP): Remove.
	* config/arm/t-symbian (LIB2ADDEHDEP): Remove.
	* config/picochip/t-picochip (LIB2ADDEHDEP): Remove.
	* config/t-darwin (LIB2ADDEHDEP): Remove.
	* config/t-freebsd (LIB2ADDEHDEP): Remove.
	* config/t-linux (LIB2ADDEHDEP): Remove.

2011-06-03  Diego Novillo  <dnovillo@google.com>

	* lto-streamer-in.c (get_resolution): Move to lto/lto.c.
	(lto_register_var_decl_in_symtab): Likewise.
	(lto_register_function_decl_in_symtab): Likewise.
	(lto_read_tree): Move VAR_DECL and FUNCTION_DECL registration
	logic to uniquify_nodes.

2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/alpha/t-osf5: Remove.
	* config/alpha/t-osf-pthread: Remove.
	* config.gcc (alpha*-dec-osf5.1*): Set tmake_file to t-slibgcc-dummy.
	* mkmap-flat.awk: Handle osf_export for Tru64 UNIX linker -input file.

2011-06-03  Julian Brown  <julian@codesourcery.com>

	* config/arm/arm-cores.def (strongarm, strongarm110, strongarm1100)
	(strongarm1110): Use strongarm tuning.
	* config/arm/arm-protos.h (tune_params): Add max_insns_skipped field.
	* config/arm/arm.c (arm_strongarm_tune): New.
	(arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
	(arm_v6t2_tune, arm_cortex_tune, arm_cortex_a5_tune)
	(arm_cortex_a9_tune, arm_fa726te_tune): Add max_insns_skipped field
	setting, using previous defaults or 1 for Cortex-A5.
	(arm_option_override): Set max_insns_skipped from current tuning.

2011-06-03  Nathan Sidwell  <nathan@codesourcery.com>

	* doc/install.texi (Options specification): Document --with-specs.

2011-06-02  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

	* config/arm/neon.md (orndi3_neon): Actually split it.

2011-06-02  Alexandre Oliva  <aoliva@redhat.com>

	* params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Bump default to 10.
	* var-tracking.c (reverse_op): Limite recurse depth to 5.

2011-06-02  Alexandre Oliva  <aoliva@redhat.com>

	PR debug/47590
	* target.def (delay_sched2, delay_vartrack): New.
	* doc/tm.texi.in: Update.
	* doc/tm.texi: Rebuild.
	* sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
	* var-tracking.c (gate_handle_var_tracking): Likewise.
	* config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
	(bfin_flag_var_tracking): Drop.
	(output_file_start): Don't save and override flag_var_tracking.
	(bfin_option_override): Ditto flag_schedule_insns_after_reload.
	(bfin_reorg): Test original variables.
	(TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
	* config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
	(ia64_flag_var_tracking): Drop.
	(TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
	(ia64_file_start): Don't save and override flag_var_tracking.
	(ia64_override_options_after_change): Ditto
	flag_schedule_insns_after_reload.
	(ia64_reorg): Test original variables.
	* config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
	(picochip_flag_var_tracking): Drop.
	(TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
	(picochip_option_override): Don't save and override
	flag_schedule_insns_after_reload.
	(picochip_asm_file_start): Ditto flag_var_tracking.
	(picochip_reorg): Test original variables.
	* config/spu/spu.c (spu_flag_var_tracking): Drop.
	(TARGET_DELAY_VARTRACK): Define.
	(spu_var_tracking): New.
	(spu_machine_dependent_reorg): Call it.
	(asm_file_start): Don't save and override flag_var_tracking.

2011-06-02  Kaz Kojima  <kkojima@gcc.gnu.org>

	PR target/49163
	* config/sh/predicates.md (general_movsrc_operand): Return 0
	for memory and memory subreg of which address is an invalid
	indexed address for QI and HImode.
	(general_movdst_operand): Likewise.

2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>

	* cse.c (cse_find_path): Refine change to exclude EDGE_ABNORMAL_CALL
	edges only, when there is a non-local label in the function.
	* postreload-gcse.c (bb_has_well_behaved_predecessors): Likewise.

2011-06-02  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/constraints.md (Y3): New register constraint.
	* config/i386/sse.md (*vec_interleave_highv2df): Merge with
	*sse3_interleave_highv2df and *sse2_interleave_highv2df.
	(*vec_interleave_lowv2df): Merge with *sse3_interleave_lowv2df and
	*sse2_interleave_lowv2df.

2011-06-02  Julian Brown  <julian@codesourcery.com>

	* config/arm/arm-cores.def (cortex-a5): Use cortex_a5 tuning.
	* config/arm/arm.c (arm_cortex_a5_branch_cost): New.
	(arm_cortex_a5_tune): New.

2011-06-02  Julian Brown  <julian@codesourcery.com>

	* config/arm/arm-protos.h (tune_params): Add branch_cost hook.
	* config/arm/arm.c (arm_default_branch_cost): New.
	(arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
	(arm_v6t2_tune, arm_cortex_tune, arm_cortex_a9_tune)
	(arm_fa726_tune): Set branch_cost field using
	arm_default_branch_cost.
	* config/arm/arm.h (BRANCH_COST): Use branch_cost hook from
	current_tune structure.
	* dojump.c (tm_p.h): Include file.

2011-06-02  Julian Brown  <julian@codesourcery.com>

	* config/arm/arm-cores.def (arm1156t2-s, arm1156t2f-s): Use v6t2
	tuning.
	(cortex-a5, cortex-a8, cortex-a15, cortex-r4, cortex-r4f, cortex-m4)
	(cortex-m3, cortex-m1, cortex-m0): Use cortex tuning.
	* config/arm/arm-protos.h (tune_params): Add prefer_constant_pool
	field.
	* config/arm/arm.c (arm_slowmul_tune, arm_fastmul_tune)
	(arm_xscale_tune, arm_9e_tune, arm_cortex_a9_tune)
	(arm_fa726te_tune): Add prefer_constant_pool setting.
	(arm_v6t2_tune, arm_cortex_tune): New.
	* config/arm/arm.h (TARGET_USE_MOVT): Make dependent on
	prefer_constant_pool setting.

2011-06-02  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (standard_sse_constant_p) <case 1>: Simplify
	switch statement.
	* config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>: Ditto.
	(*movdf_internal) <case 6,7,8>: Ditto.

	* config/i386/constraints.md (Y4): New register constraint.
	* config/i386/sse.md (vec_set<mode>_0): Merge with
	*vec_set<mode>_0_sse4_1 and *vec_set<mode>_0_sse2.
	(*vec_extractv2di_1): Merge from *vec_extractv2di_1_sse2 and
	*vec_extractv2di_1_sse.
	(*vec_concatv2di_rex64): Merge from *vec_concatv2di_rex64_sse4_1
	and *vec_concatv2di_rex64_sse.

2011-06-02  Stuart Henderson  <shenders@gcc.gnu.org>

	PR target/48807
	* config/bfin/bfin.c (bfin_function_ok_for_sibcall): Check return value
	of cgraph_local_info for null before attempting to use it.

2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>

	* function.h (struct stack_usage): Remove dynamic_alloc_count field.
	(current_function_dynamic_alloc_count): Delete.
	* builtins.c (expand_builtin_setjmp_setup): Do not set calls_setjmp.
	(expand_builtin_nonlocal_goto): Remove obsolete comment.
	(expand_builtin_update_setjmp_buf): Remove dead code.
	* cse.c (cse_find_path): Do not follow a single abnormal incoming edge.
	* explow.c (allocate_dynamic_stack_space): Remove SETJMP_VIA_SAVE_AREA
	support.
	* function.c (instantiate_virtual_regs): Likewise.
	* postreload-gcse.c (bb_has_well_behaved_predecessors): Return false
	for a block with a single abnormal incoming edge.
	* config/sparc/sparc.h (STACK_SAVEAREA_MODE): Define.
	(SETJMP_VIA_SAVE_AREA): Delete.
	* config/sparc/sparc-protos.h (load_got_register): Declare.
	* config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
	(load_got_register): Make global.
	(sparc_frame_pointer_required): Add 'static'.
	(sparc_can_eliminate): Likewise.  Call sparc_frame_pointer_required.
	(sparc_builtin_setjmp_frame_value): New function.
	* config/sparc/sparc.md (UNSPECV_SETJMP): Remove.
	(save_stack_nonlocal): New expander.
	(restore_stack_nonlocal): Likewise.
	(nonlocal_goto): Remove modes, adjust predicates and reimplement.
	(nonlocal_goto_internal): New insn.
	(goto_handler_and_restore): Delete.
	(builtin_setjmp_setup): Likewise.
	(do_builtin_setjmp_setup): Likewise.
	(setjmp): Likewise.
	(builtin_setjmp_receiver): New expander.

2011-06-01  David Li  <davidxl@google.com>

	PR middle-end/49261
	* tree-pretty-print.c (dump_function_header): Format cleanup.

2011-06-01  Kaz Kojima  <kkojima@gcc.gnu.org>

	PR target/49238
	* config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
	needed when original operands are used for msw_skip comparison.

2011-06-01  Jakub Jelinek  <jakub@redhat.com>

	PR debug/49250
	* var-tracking.c (add_uses, add_stores): Don't call
	cselib_subst_to_values on ENTRY_VALUE.

2011-06-01  Diego Novillo  <dnovillo@google.com>

	* lto-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers): Call
	output_record_start with LTO_null instead of output_zero.
	(lto_output_ts_binfo_tree_pointers): Likewise.
	(lto_output_tree): Likewise.
	(output_eh_try_list): Likewise.
	(output_eh_region): Likewise.
	(output_eh_lp): Likewise.
	(output_eh_regions): Likewise.
	(output_bb): Likewise.
	(output_function): Likewise.
	(output_unreferenced_globals): Likewise.
	* lto-streamer.h (enum LTO_tags): Reserve MAX_TREE_CODES
	instead of NUM_TREE_CODES.
	(lto_tag_is_tree_code_p): Check max value against MAX_TREE_CODES.
	(lto_output_int_in_range): Change << to >> when shifting VAL.

2011-06-01  Diego Novillo  <dnovillo@google.com>

	* lto-streamer-out.c (lto_output_ts_decl_non_common_tree_pointers):
	Remove assertion for DECL_SAVED_TREE in FUNCTION_DECL nodes.

2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>

	PR target/45074
	* optabs.h (valid_multiword_target_p): Declare.
	* expmed.c (extract_bit_field_1): Check valid_multiword_target_p when
	doing multi-word operations.
	* optabs.c (expand_binop): Likewise.
	(expand_doubleword_bswap): Likewise.
	(expand_absneg_bit): Likewise.
	(expand_unop): Likewise.
	(expand_copysign_bit): Likewise.
	(multiword_target_p): New function.

2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>

	PR rtl-optimization/48830
	PR rtl-optimization/48808
	PR rtl-optimization/48792
	* reload.c (push_reload): Check contains_reg_of_mode.
	* reload1.c (strip_paradoxical_subreg): New function.
	(gen_reload_chain_without_interm_reg_p): Use it to handle
	paradoxical subregs.
	(emit_output_reload_insns, gen_reload): Likewise.

2011-06-01  David Li  <davidxl@google.com>

	* predict.c : Change pass name
	* ipa.c: Ditto.
	* dce.c: Ditto.
	* tree-profile.c: Ditto.
	* except.c: Ditto.

2011-06-01  David Li  <davidxl@google.com>

	* tree-pretty-print.c (dump_function_header): New function.
	* final.c (rest_of_clean_state): Use header dumper.
	* tree-cfg.c (gimple_dump_cfg): Use header dumper.
	* passes.c (pass_init_dump_file): Use header dumper.

2011-06-01  Jakub Jelinek  <jakub@redhat.com>

	* dwarf2out.c (compare_loc_descriptor, scompare_loc_descriptor,
	ucompare_loc_descriptor, minmax_loc_descriptor, clz_loc_descriptor,
	popcount_loc_descriptor, bswap_loc_descriptor, rotate_loc_descriptor):
	New functions.
	(mem_loc_descriptor): Use them.

	* var-tracking.c (create_entry_value): New function.
	(vt_add_function_parameter): Use it.

2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]:
	Include <signal.h>, <ucontext.h>.
	(sigill_caught): Define.
	(sigill_hdlr): New function.
	(set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Check if SSE
	insns can be executed.
	* config/sol2.h (ENDFILE_SPEC): Use crtfastmath.o if -ffast-math etc.
	* config/sparc/sol2.h (ENDFILE_SPEC): Remove.

2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/t-slibgcc-darwin: Move to ...
	* config/t-slibgcc-dummy: ... this.  Clarify comments.
	* config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*,
	powerpc-*-darwin*, powerpc64-*-darwin*): Reflect this.
	(i[3456x]86-*-netware*): Add t-slibgcc-dummy to tmake_file.
	(i[34567]86-*-rtems*): Remove extra_parts.  Use i386/t-rtems.
	Remove i386/t-crtstuff from tmake_file.
	(i[34567]86-*-solaris2*): Remove t-svr4,
	t-slibgcc-elf-ver, t-slibgcc-sld from tmake_file, add
	t-slibgcc-dummy.
	(sparc-*-elf*, sparc64-*-elf*): Remove tmake_file, extra_parts.
	(sparc-*-rtems*, sparc64-*-rtems*): Remove sparc/t-crtin,
	sparc/t-crtfm from tmake_file.
	(sparc*-*-solaris2*): Remove sparc/t-sol2, sparc/t-crtfm,
	t-slibgcc-elf-ver, t-slibgcc-sld, add t-slibgcc-dummy.
	Remove extra_parts.
	* config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define.
	* config/i386/t-nwld (SHLIB_LINK): Remove.
	* config/i386/t-rtems-i386: Rename to ...
	* config/i386/t-rtems: ... this.
	($(T)crti.o, $(T)crtn.o): Remove.
	(FPBIT, DPBIT, LIB2FUNCS_EXTRA): Remove.
	(dp-bit.c, fp-bit.c, xp-bit.c): Remove.
	(EXTRA_MULTILIB_PARTS, LIBGCC, INSTALL_LIBGCC): Remove.
	* config/i386/t-sol2-10 (LIBGCC, INSTALL_LIBGCC,
	EXTRA_MULTILIB_PARTS): Remove.
	* config/sparc/t-sol2-64: Likewise.
	* config/sparc/t-sol2: Remove.
	* config/sparc/t-crtin: Remove.
	* config/sparc/gmon-sol2.c: Move to ../libgcc/config.
	* config/i386/gmon-sol2.c: Remove.
	* config/i386/sol2-c1.asm: Move to ../libgcc/config/i386/sol2-c1.S.
	* config/i386/sol2-ci.asm: Move to ../libgcc/config/i386/sol2-ci.S.
	* config/i386/sol2-cn.asm: Move to ../libgcc/config/i386/sol2-cn.S.
	* config/i386/sol2-gc1.asm: Remove.
	* config/sparc/sol2-c1.asm: Move to ../libgcc/config/sparc/sol2-c1.S.
	* config/sparc/sol2-ci.asm: Move to ../libgcc/config/sparc/sol2-ci.S.
	* config/sparc/sol2-cn.asm: Move to ../libgcc/config/sparc/sol2-cn.S.
	* config/t-slibgcc-sld: Remove.

2011-06-01  Jakub Jelinek  <jakub@redhat.com>

	* dwarf2out.c (mem_loc_descriptor) <do_ucompare>: Call
	base_type_for_mode with op_mode instead of mode.

2011-06-01  Paul Brook  <paul@cpodesourcery.com>

	* config/arm/arm-cores.def: Add cortex-r5.  Add DIV flags to
	Cortex-A15.
	* config/arm/arm-tune.md: Regenerate.
	* config/arm/arm-tables.opt: Regenerate.
	* config/arm/arm.c (FL_DIV): Rename...
	(FL_THUMB_DIV): ... to this.
	(FL_ARM_DIV): Define.
	(FL_FOR_ARCH7R, FL_FOR_ARCH7M): Use FL_THUMB_DIV.
	(arm_arch_hwdiv): Remove.
	(arm_arch_thumb_hwdiv, arm_arch_arm_hwdiv): New variables.
	(arm_issue_rate): Add cortexr5.
	* config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set
	__ARM_ARCH_EXT_IDIV__.
	(TARGET_IDIV): Define.
	(arm_arch_hwdiv): Remove.
	(arm_arch_arm_hwdiv, arm_arch_thumb_hwdiv): New prototypes.
	* config/arm/arm.md (tune_cortexr4): Add cortexr5.
	(divsi3, udivsi3): New patterns.
	* config/arm/thumb2.md (divsi3, udivsi3): Remove.
	* doc/invoke.texi: Document ARM -mcpu=cortex-r5

2011-06-01  Martin Jambor  <mjambor@suse.cz>

	* ipa-utils.c (ipa_dfs_info): New field scc_no.
	* ipa-utils.c (searchc): Set scc_no.

2011-06-01  Martin Jambor  <mjambor@suse.cz>

	* ipa-utils.c (searchc_env): New field allow_overwritable.
	(searchc): do not ignore edges to overwritable nodes if indicated
	by env->allow_overwritable.
	(ipa_reduced_postorder): Set env.allow_overwritable.

2011-06-01  Richard Guenther  <rguenther@suse.de>

	* tree.c (free_lang_data): Do not reset boolean_type_node nor
	char_type_node.
	* lto-streamer.c (lto_record_common_node): Take node pointer,
	do not register types.
	(lto_preload_common_nodes): Explicitly skip preloading nodes
	that differ between frontends.

2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>

	* config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
	NON_FLOAT_REGS.

2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>

	* config/rs6000/rs6000.c (rs6000_register_move_cost): Preserve from
	parameter value for dump. Dump cost on outermost call only.
	(rs6000_memory_move_cost): Dump cost on outermost call only.

2011-05-31  Jakub Jelinek  <jakub@redhat.com>

	* dwarf2out.c (resolve_addr_in_expr): Optimize away redundant
	DW_OP_GNU_convert ops.

	* cselib.c (promote_debug_loc): Allow l->next non-NULL for
	cselib_preserve_constants.
	(cselib_lookup_1): If cselib_preserve_constants,
	a new VALUE is being created for REG and there is a VALUE for the
	same register in wider mode, add another loc with lowpart SUBREG of
	the wider VALUE.
	(cselib_subst_to_values): Handle ENTRY_VALUE.
	* var-tracking.c  (replace_expr_with_values): Return NULL for
	ENTRY_VALUE too.
	* dwarf2out.c (convert_descriptor_to_signed): New function.
	(mem_loc_descriptor) <case ZERO_EXTEND>: Optimize using DW_OP_and
	instead of two shifts.
	(mem_loc_descriptor) <do_shift>: ZERO_EXTEND second argument to
	the right mode if needed.
	(mem_loc_descriptor) <case MOD>: For typed ops just use DW_OP_mod.
	(mem_loc_descriptor) <case UNSIGNED_FIX>: Use
	convert_descriptor_to_signed.
	(mem_loc_descriptor) <case UDIV, CLZ, CTZ, FFS, POPCOUNT, PARITY,
	BSWAP, ROTATE, ROTATERT>: Handle these rtls.

	PR target/48688
	* config/i386/i386.md (*lea_general_4): New define_insn_and_split.

2011-05-31  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md: Use SWI248x instead of X87MODEI, SWI24 instead
	of X87MODEI12 and SWI48x instead of SSEMODEI24.
	(SWI248x): New mode iterator, rename from X87MODEI.
	(X87MODEI): Remove mode iterator.
	(X87MODEI12): Ditto.
	(SSEMODEI24): Ditto.

2011-05-31  Alexandre Oliva  <aoliva@redhat.com>

	* params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): New.
	* doc/invoke.texi: Document max-vartrack-expr-depth.
	* var-tracking.c (EXPR_DEPTH): New.
	(reverse_op, vt_expand_loc, vt_expand_loc_dummy): Use it.

2011-05-31  Alexandre Oliva  <aoliva@redhat.com>

	* config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
	* config/i386/sse.md: Add n to negated FMA pattern names.

2011-05-31  Alexandre Oliva  <aoliva@redhat.com>

	* gcc.c (driver_handle_option): Fix disabling of -fcompare-debug.

2011-05-31  Alexandre Oliva  <aoliva@redhat.com>

	* gengtype-state.c (read_state_params_structs): Initialize previous.

2011-05-31  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*pushxf_nointeger): Merge alternatives 1 and 2.
	(FP push_operand splitters): Merge {TF,XF,DF}mode splitters.

2011-05-31  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movtf_internal): Avoid allocating general
	registers.  Penalize F*r->o alternative to prevent partial memory
	stalls.  Slightly penalize *roF->*r alternative.  Generate SSE
	CONST_DOUBLE immediates when optimizing function for size.  Do not move
	CONST_DOUBLEs directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
	(*movxf_internal): Slightly penalize Yx*roF->Yx*r alternative.
	(*movdf_internal): Slightly penalize Yd*roF->Yd*r alternative.
	(*movdf_internal_rex64): Slightly penalize rm->r, F->m and r->m
	alternatives.
	(*movsf_internal): Slightly penalize rmF->r and Fr->m alternatives.

	(fp_register_operand splitters): Use fp_register_operand
	constraint.  Do not use FP_REG_P in insn condition.
	(any_fp_register_operand splitters): Use any_fp_register_operand
	constraint.  Do not use ANY_FP_REG_P in insn condition.

2011-05-31  Jan Hubicka  <jh@suse.cz>

	* cgraph.h (cgraph_inline_failed_t): Give enum a name
	* lto-cgraph.c (LDPR_NUM_KNOWN): New macro.
	(LTO_cgraph_tags): Add LTO_cgraph_last_tag.
	(lto_output_edge): Use output_enum and var_len_unsigned.
	(lto_output_varpool_node): Likewise.
	(input_overwrite_node): Do not take resolution parameter;
	extract it from a bitpack.
	(input_node): Do not read resolution; use input_enum and
	var_len_unsigned.
	(input_varpool_node): Likewise.
	(input_edge): Likewise.
	(input_cgraph_1): Likewise.

2011-05-31  Richard Guenther  <rguenther@suse.de>

	* gimple.c (gimple_register_canonical_type): Do not register
	any types via gimple_register_type.

2011-05-31  Jan Hubicka  <jh@suse.cz>

	* lto-symtab.c (lto_symtab_merge_cgraph_nodes): Merge alias decl
	of thunks.

2011-05-31  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/49235
	* tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
	(create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.

2011-05-31  Ira Rosen  <ira.rosen@linaro.org>

	PR tree-optimization/49093
	* tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
	data references.

2011-05-31  Dodji Seketeli  <dodji@redhat.com>

	PR debug/49047
	* dwarf2out.c (gen_subprogram_die): Emit linkage name attribute
	for concrete functions containing the code of cloned functions.

2011-05-31  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-forwprop.c (forward_propagate_into_comparison): Rename
	to ...
	(forward_propagate_into_comparison_1): ... this.
	(forward_propagate_comparison): Rename to ...
	(forward_propagate_into_comparison): ... this.  Split out
	real forward propagation code to ...
	(forward_propagate_comparison): ... this.
	(forward_propagate_into_gimple_cond): Remove looping.
	(forward_propagate_into_cond): Likewise.
	(simplify_not_neg_expr): Return whether we have done something.
	(simplify_gimple_switch): Likewise.
	(tree_ssa_forward_propagate_single_use_vars): Rename to ...
	(ssa_forward_propagate_and_combine): ... this.  Re-structure
	to do a forward forward-propagation walk on BBs and a backward
	stmt combining walk on BBs.  Consistently re-scan changed statements.
	(pass_forwprop): Adjust.

2011-05-30  Ian Lance Taylor  <iant@google.com>

	* godump.c (go_format_type): Correct length of name added to
	obstack for anonymous field.

2011-05-30  Kaz Kojima  <kkojima@gcc.gnu.org>

	PR target/49186
	* config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
	part of the second operand is 0.

2011-05-30  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movxf_internal): Penalize FYx*r->o alternative
	to prevent partial memory stalls.  Do not move CONST_DOUBLEs directly
	to memory for !TARGET_MEMORY_MISMATCH_STALL.
	(*movdf_internal_rex64): Do not penalize F->r alternative.
	(*movdf_internal): Penalize FYd*r->o alternative to prevent partial
	memory stalls.  Generate SSE and x87 CONST_DOUBLE immediates only
	when optimizing function for size.  Do not move CONST_DOUBLEs
	directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
	(FP move splitters): Merge {TF,XF,DF}mode splitters.  Do not handle
	SUBREGs.  Do not check for MEM_P operands in the insn condition,
	check for ANY_FP_REGNO_P instead.
	* config/i386/constraints.md (Yd): Enable GENERAL_REGS for
	TARGET_64BIT and for TARGET_INTEGER_DFMODE_MOVES when optimizing
	function for speed.
	* config/i386/i386.c (ix86_option_override_internal): Do not
	set TARGET_INTEGER_DFMODE_MOVES here.

2011-05-30  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/49168
	* config/i386/i386.md (*movtf_internal): Handle misaligned load/store.

2011-05-30  Jakub Jelinek  <jakub@redhat.com>

	* dwarf2out.c (modified_type_die, gen_reference_type_die): Use
	DW_TAG_rvalue_reference_type even for
	-gdwarf-4 -fno-debug-types-section.

2011-05-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/46728
	* tree-ssa-math-opts.c (build_and_insert_call): Reorder parms.
	(build_and_insert_binop): New.
	(gimple_expand_builtin_pow): Reorder args for
	build_and_insert_call; use build_and_insert_binop; add more
	optimizations for fractional exponents.

2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>

	PR bootstrap/49190

	Revert:
	2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>

	* tree.h (struct tree_identifier): Inherit from tree_typed, not
	tree_common.
	(HT_IDENT_TO_GCC_IDENT): Adjust for said change.
	* tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
	TS_BASE instead of TS_COMMON.
	* varasm.c (assemble_name): Remove assert.

2011-05-30  Richard Sandiford  <rdsandiford@googlemail.com>

	* config.gcc: Keep obselete list sorted.

2011-05-30  Jakub Jelinek  <jakub@redhat.com>
	    Eric Botcazou  <ebotcazou@adacore.com>

	* var-tracking.c (vt_add_function_parameter): Remap incoming MEMs with
	crtl->args.internal_arg_pointer based address to arg_pointer_rtx if
	there is a DRAP register and arg_pointer_rtx is the CFA pointer.
	(vt_init_cfa_base): Don't equate cfa_base_rtx if stack was realigned.
	(vt_initialize): Initialize cfa_base_rtx if there is a DRAP register.

2011-05-30  Richard Guenther  <rguenther@suse.de>

	* gimple.c (gimple_types_compatible_p_1): Compare record
	and union type members properly.

2011-05-30  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49210
	* ipa-split.c (split_function): Care for the case where the call
	result is not trivially convertible to the result holding variable.

2011-05-30  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49218
	* tree-vrp.c (adjust_range_with_scev): Properly check whether
	overflow occured.

2011-05-30  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-forwprop.c (forward_propagate_into_comparison):
	New function split out from ...
	(forward_propagate_into_gimple_cond): ... here.  Adjust.
	(forward_propagate_into_cond): Likewise.
	(forward_propagate_comparison): Also propagate into
	comparisons on assignment RHS.  Change return value to
	behave similar to forward_propagate_into_cond.
	(tree_ssa_forward_propagate_single_use_vars): Handle
	strict-overflow warnings properly for forward_propagate_comparison.

2011-05-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* configure.ac (gcc_cv_lto_plugin): Determine lto plugin support
	from plugin linker.
	* configure: Regenerate.

2011-05-30  Ira Rosen  <ira.rosen@linaro.org>

	PR tree-optimization/49199
	* tree-vect-loop.c (vect_is_slp_reduction): Check that the
	non-reduction operands are either defined in the loop or by induction.

2011-05-29  Xinliang David Li  <davidxl@google.com>

	* opts-global.c (handle_common_deferred_options): Handle new options.
	* passes.c (register_one_dump_file): Call register_pass_name.
	(execute_one_pass): Check explicit enable/disable flag.
	(passr_hash): New function.
	(passr_eq): Ditto.
	(register_pass_name): Ditto.
	(get_pass_by_name): Ditto.
	(pass_hash): Ditto.
	(pass_eq): Ditto.
	(enable_pass): Ditto.
	(disable_pass): Ditto.
	(is_pass_explicitly_enabled_or_disabled): Ditto.

2011-05-29  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movoi_internal_avx): Use
	standard_sse_constant_opcode for alternative 0.
	(*movti_internal_sse): Ditto.
	(*movti_internal_rex64): Use standard_sse_constant_opcode for
	alternative 2.
	(*movdi_internal_rex64): Use standard_sse_constant_opcode for
	sselog1 type moves.
	(*movsi_internal): Ditto.
	(*movdi_internal): Ditto.  Add ssecvt type moves.

2011-05-29  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/48830
	* rtlanal.c (simplify_subreg_regno): Adjust comment.

2011-05-29  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/49095
	* config/i386/predicates.md (plusminuslogic_operator): New predicate.
	* config/i386/i386.md: Add peepholes for mem {+,-,&,|,^}= x; mem != 0.

2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>

	PR target/43995
	* config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
	recurse_p argument.  Only follow register copies if it is set,
	and prevent mips_find_pic_call_symbol from recursing.
	(mips_find_pic_call_symbol): Add a recurse_p argument.
	Pass it to mips_pic_call_symbol_from_set.
	(mips_annotate_pic_calls): Update accordingly.

2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>

	* emit-rtl.c (try_split): Use a loop to search for
	NOTE_INSN_CALL_ARG_LOCATIONs.

2011-05-29  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49217
	* ipa-pure-const.c (propagate_pure_const): Fix typos.

2011-05-28  Jan Hubicka  <jh@suse.cz>

	* lto-streamer-out.c (hash_string_slot_node): Hash string based on its
	length.
	(string_slot_free): Remove
	(create_output_block): Initialize obstack.
	(destroy_output_block): Free obstack.
	(lto_string_index): Add PERSISTENT parameter; do not duplicate
	the string unless it needs to be added into the hash.
	(lto_output_string_with_length): Add persistent attribute;
	handle NULL strings.
	(lto_output_string): Add PERSISTENT parameter.
	(output_string_cst, output_identifier): Simplify.
	(lto_output_location_bitpack): Update.
	(lto_output_builtin_tree): Update.
	* lto-streamer.h (struct output_block): Add obstack.
	(lto_output_string, lto_output_string_with_length): Remove
	declarations; functions are static now.

2011-05-28  Jan Hubicka  <jh@suse.cz>

	* lto-streamer-out.c (pack_ts_fixed_cst_value_fields,
	pack_ts_decl_common_value_fields, pack_ts_decl_with_vis_value_fields,
	pack_ts_function_decl_value_fields, lto_output_builtin_tree,
	output_cfg, output_gimple_stmt): Use enum and variable length i/o.
	* lto-streamer-in.c (input_cfg, input_gimple_stmt,
	unpack_ts_fixed_cst_value_fields, unpack_ts_decl_common_value_fields,
	unpack_ts_decl_with_vis_value_fields,
	unpack_ts_type_common_value_fields, unpack_ts_block_value_fields,
	lto_get_builtin_tree): Use enum and variable length i/o.
	* basic-block.h (profile_status_d): Add PROFILE_LAST.
	* lto-streamer.h (bp_pack_int_in_range, bp_unpack_int_in_range):
	New functions.
	(bp_pack_enum, bp_unpack_enum): New macros.

2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>

	* genrecog.c: Remove redundant forward declarations.

2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>

	* config.gcc: Deprecate mips*-*-openbsd*.

2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>

	PR bootstrap/49195
	* genrecog.c (add_to_sequence): Use XEXP rather than XVECEXP
	for match_op_dup.

2011-05-27  Andrew Pinski  <pinskia@gmail.com>

	PR middle-end/48981
	* gengtype.c (vec_prefix_type): New function.
	(note_def_vec): Use vec_prefix_type and change the length
	attribute to be based on the prefix.
	* vec.c: Include coretypes.h before vec.h.
	(struct vec_prefix): Remove.
	(vec_gc_p_reserve): Change the offsetof to sizeof.
	(vec_gc_p_reserve_exact): Likewise.
	(vec_heap_p_reserve): Likewise.
	(vec_heap_p_reserve_exact): Likewise.
	(vec_stack_o_reserve_1): Copy from +1 instead of from vec.
	(vec_stack_p_reserve): Change the offsetof to sizeof.
	(vec_stack_p_reserve_exact): Likewise.
	* vec.h (struct vec_prefix): New struct definition.
	(VEC_T(T,B)): Use vec_prefix instead of having num/alloc fields.
	(VEC_T_GTY(T,B)): Likewise.
	(DEF_VEC_FUNC_P(T)): Use prefix field.
	(DEF_VEC_NONALLOC_FUNCS_O(T,A)): Likewise.
	(DEF_VEC_NONALLOC_FUNCS_I(T,A)): Likewise.

2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/46728
	* tree-ssa-math-opts.c (powi_as_mults_1): Add gimple_set_location.
	(powi_as_mults): Add gimple_set_location.
	(build_and_insert_call): New.
	(gimple_expand_builtin_pow): Add handling for pow(x,y) when y is
	0.5, 0.25, 0.75, 1./3., or 1./6.

2011-05-27  Alexander Monakov  <amonakov@ispras.ru>

	* doc/contrib.texi: Update copyright years.
	(Contributors): Add Zdenek Sojka.

2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>

	* c-decl.c (c_push_function_context): Copy the current statement
	list stack.
	(add_stmt): Check building_stmt_list_p and push_stmt if necessary.
	(finish_struct): Call building_stmt_list_p instead of checking
	cur_stmt_list.
	* c-parser.c (c_parser_postfix_expression): Likewise.
	* c-typeck.c (c_end_compound_stmt): Likewise.
	* print-tree.c (print_node) [STATEMENT_LIST]: Don't print TREE_CHAIN.
	* tree-iterator.c (stmt_list_cache): Change to a VEC.
	(alloc_stmt_list): Adjust for stmt_list_cache's new type.
	(free_stmt_list): Likewise.
	* tree.h (struct tree_statement_list): Include typed_tree instead
	of tree_common.
	* tree.c (initialize_tree_contains_struct): Mark TS_STATEMENT_LIST
	as TS_TYPED instead of TS_COMMON.

2011-05-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
	    Uros Bizjak  <ubizjak@gmail.com>

	* configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt
	(HAVE_AS_IX86_TLSGDPTL): Define.
	(gcc_cv_as_ix86_tlsldmplt): Check for @tlsldmplt.
	(HAVE_AS_IX86_TLSLDMPLT): Define.
	* configure: Regenerate.
	* config.in: Regenerate.
	* config/i386/i386.c (ix86_print_operand): Handle code 'p'.
	* config/i386/i386.md (*tls_global_dynamic_32_gnu): If
	TARGET_SUN_TLS, use @tlsgdplt or @plt.
	(*tls_global_dynamic_64): Use @plt if TARGET_SUN_TLS.
	(*tls_local_dynamic_base_32_gnu): If TARGET_SUN_TLS, use
	@tlsldmplt or @plt.
	(*tls_local_dynamic_base_64): Use @plt if TARGET_SUN_TLS.

2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>

	* sched-int.h (struct _haifa_deps_insn_data): New members cond
	and reverse_cond.
	(INSN_COND, INSN_REVERSE_COND): New macros.
	* sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
	once.
	(sched_get_condition_with_rev): Cache the results, and look them up
	if possible.
	(sched_analyze_insn): Destroy INSN_COND of previous insns if they
	are clobbered by the current insn.
	* target.def (exposed_pipline): New sched data hook.
	* doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
	* doc/tm.texi: Regenerate.

2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/49170
	* tree-ssa-math-opts.c (execute_cse_sincos):  Add checks for
	sincos or cexp.

2011-05-27  Richard Guenther  <rguenther@suse.de>

	PR middle-end/49189
	* fold-const.c (fold_unary_loc): Do not re-fold folding conversions
	of comparisons.

2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>

	* haifa-sched.c (sched_scan_info): Remove.
	(schedule_block): Call sched_extend_luids rather than sched_init_luids
	with NULL args.
	(extend_bb, init_bb, extend_insn, init_insn, init_insns_in_bb):
	Remove functions.
	(sched_scan): Remove.
	(sched_extend_luids): Renamed from luids_extend_insn and no longer
	static.  All callers changed.
	(sched_init_insn_luid): Renamed from luids_init_insn and no longer
	static.  All callers changed.
	(sched_init_luids): Remove all arguments except the first.  All
	callers changed.  Don't use sched_scan.
	(haifa_init_h_i_d): Likewise.
	(haifa_init_insn): Call sched_extend_luids and sched_init_insn_luid
	manually rather than using sched_init_luids.  Likewise with
	extend_h_i_d, init_h_i_d and haifa_init_h_i_d.
	* sel-sched.c (sel_region_target_finish): Call sched_extend_luids
	rather than sched_init_luids with NULL args.
	* sel-sched-ir.c (new_insns): Remove variable.
	(sched_scan): New static function, previously in haifa-sched.c.  Remove
	all arguments but the first two; all callers changed.
	(sel_init_new_insn): Call sched_extend_luids and sched_init_insn_luid
	rather than sched_init_luids.
	(sel_init_bbs): Remove second argument.  All callers changed.
	(sel_add_bb): Call sched_extend_luids rather than sched_init_luids
	with NULL arguments.
	(create_insn_rtx_from_pattern): Likewise.
	* sel-sched-ir.h (sel_init_bbs): Adjust declaration.
	* sched-int.h (sched_init_luids, haifa_init_h_i_d): Likewise.
	(sched_init_insn_luid, sched_extend_luids): Declare.
	(sched_scan_info_def, sched_scan_info, sched_scan): Remove
	declarations.

2011-05-27  Richard Guenther  <rguenther@suse.de>

	PR middle-end/49177
	* fold-const.c (fold_unary_loc): Fold (T)(A CMP B) to
	A CMP B ? (T) true : (T) false for non-integral types T again.

2011-05-27  Jan Hubicka  <jh@suse.cz>

	* lto-streamer-out.c (lto_string_index): break out from...; offset by 1
	so 0 means NULL string.
	(lto_output_string_with_length): ... here.
	(lto_output_string, output_string_cst, output_identifier): Update
	handling of NULL strings.
	(lto_output_location_bitpack): New function.
	(lto_output_location): Use it.
	(lto_output_tree_ref): Use output_record_start.
	(pack_ts_type_common_value_fields): Pack aliagn & alias set in var
	len values.
	* lto-streamer-in.c (string_for_index): Break out from ...; offset
	values by 1.
	(input_string_internal): ... here;
	(input_string_cst, input_identifier, lto_input_string): Update handling
	of NULL strings.
	(lto_input_location_bitpack): New function
	(lto_input_location): Use it.
	(unpack_ts_type_common_value_fields): Pack align & alias in var len
	values.
	* lto-streamer.h (bp_pack_val_len_unsigned, bp_pack_val_len_int,
	bp_unpack_val_len_unsigned, bp_unpack_val_len_int): Declare.
	(bp_pack_value): Sanity check the value range.
	* lto-section-in.c (bp_unpack_val_len_unsigned, bp_unpack_val_len_int):
	New functions.
	* lto-section-out.h (bp_pack_val_len_unsigned, bp_pack_val_len_int):
	New functions.

2011-05-27  Hariharan Sandanagobalane  <hariharan@picochip.com>

	* config/picochip/picochip.c (reorder_var_tracking_notes): Drop
	call_arg_location instructions down the floor.

2011-05-26  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/49154
	* ira.c (setup_pressure_classes): Process class without sublcasses
	as a candidate for pressure classes.

2011-05-26  Richard Sandiford  <rdsandiford@googlemail.com>

	PR rtl-optimization/48575
	* genrecog.c (position_type): New enum.
	(position): New structure.
	(decision): Use position structure instead of a string.
	(root_pos, peep2_insn_pos_list): New variables.
	(next_position, compare_positions): New functions.
	(new_decision): Use position structures instead of strings.
	(maybe_both_true): Likewise.
	(change_state): Likewise.
	(write_tree): Likewise.
	(make_insn_sequence): Likewise.

2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>

	* tree.c (initialize_tree_contains_struct): Mark TS_BLOCK as
	TS_BASE instead of TS_COMMON.
	(find_decls_types_r): Check for TS_TYPED structure before looking at
	TREE_TYPE.
	* tree.h (struct tree_block): Inherit from tree_base, not tree_common.
	Add chain field.
	(BLOCK_CHAIN): Use new chain field.

2011-05-26  Pat Haugen  <pthaugen@us.ibm.com>

	* config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
	moves expensive on Power7 also.

2011-05-26  Richard Guenther  <rguenther@suse.de>

	* fold-const.c (fold_unary_loc): Remove bogus code.

2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>

	* tree.h (struct tree_identifier): Inherit from tree_typed, not
	tree_common.
	(HT_IDENT_TO_GCC_IDENT): Adjust for said change.
	* tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
	TS_BASE instead of TS_COMMON.
	* varasm.c (assemble_name): Remove assert.

2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>

	* Makefile.in (srcdirify): Change order so that libgcc_objdir is
	substituted first.
	* libgcc-std.ver: Delete file.

2011-05-26  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/48702
	* tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
	only when we know the base address is within bounds.
	* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
	assume the base address of TARGET_MEM_REFs is in bounds.

2011-05-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR target/49099
	* config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Wrap
	declaration in TARGET_SOLARIS.

2011-05-26  Hariharan Sandanagobalane  <hariharan@picochip.com>

	* config/picochip/picochip.md (cbranchhi4): No :CC for match_operator.
	The instruction is then expanded explicitly.
	(supported_compare): Callable instruction.
	(compare): Likewise.

2011-05-26  Jakub Jelinek  <jakub@redhat.com>

	PR c++/49165
	* gimplify.c (shortcut_cond_r): Don't special case
	COND_EXPRs if they have void type on one of their arms.

2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>

	* haifa-sched.c (schedule-block): Reorder the inner scheduling loop
	to reduce duplication, and to achieve a slightly more logical order
	of operations.

2011-05-26  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/49161
	* tree-vrp.c (struct case_info): New type.
	(compare_case_labels): Sort case_info structs instead of
	trees, and not primarily by CASE_LABEL uids but by
	label_for_block indexes.
	(find_switch_asserts): Put case labels into struct case_info
	array instead of TREE_VEC, adjust sorting, compare label_for_block
	values instead of CASE_LABELs.

2011-05-26  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

	* config/arm/neon.md ("orn<mode>3_neon"): Canonicalize not.
	("orndi3_neon"): Likewise.
	("bic<mode>3_neon"): Likewise.

2011-05-26  Ira Rosen  <ira.rosen@linaro.org>

	PR tree-optimization/49038
	* tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
	Ensure at least one epilogue iteration if required by data
	accesses with gaps.
	* tree-vectorizer.h (struct _loop_vec_info): Add new field
	to mark loops that require peeling for gaps.
	* tree-vect-loop.c (new_loop_vec_info): Initialize new field.
	(vect_get_known_peeling_cost): Take peeling for gaps into
	account.
	(vect_transform_loop): Generate epilogue if required by data
	access with gaps.
	* tree-vect-data-refs.c (vect_analyze_group_access): Mark the
	loop as requiring an epilogue if there are gaps in the end of
	the strided group.

2011-05-25  Ian Lance Taylor  <iant@google.com>

	* godump.c (go_format_type): Output the first field with a usable
	Go type, if any.

2011-05-25  Ian Lance Taylor  <iant@google.com>

	* godump.c (go_format_type): Check for invalid type names, pointer
	target types, and struct field types.

2011-05-25  Jason Merrill  <jason@redhat.com>

	* print-tree.c (print_node): Only look at TREE_TYPE if TS_TYPED.

2011-05-25  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (*<sse>_maskcmp<mode>3_comm): New pattern.

2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.md (*movqi_extv_1)): Put back
	"register_operand" check in "type" calculation.
	(*movqi_extzv_2): Likewise.

2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>

	* doc/extend.texi (X86 Built-in Functions): Update pause intrinsic.

2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>

	PR bootstrap/49160
	* libgcc2.h (__powisf2, __powidf2, __powitf2, __powixf2,
	__mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3,
	__divxc3, __divtc3): Wrap definitions in #ifndef.

2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/49142
	* config/i386/i386.md (*movqi_extv_1_rex64): Remove
	"register_operand" check and replace q_regs_operand with
	QIreg_operand in "type" calculation.
	(*movqi_extv_1): Likewise.
	(*movqi_extzv_2_rex64): Likewise.
	(*movqi_extzv_2): Likewise.

	* config/i386/predicates.md (QIreg_operand): New.

2011-05-25  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
	type-based offset disambiguation, streamline MEM_REF and
	TARGET_MEM_REF handling.

2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
	(bdesc_special_args): Add pause intrinsic.

	* config/i386/i386.md (UNSPEC_PAUSE): New.
	(pause): Likewise.
	(*pause): Likewise.
	* config/i386/ia32intrin.h (__pause): Likewise.

	* doc/extend.texi (X86 Built-in Functions): Add documentation for
	pause intrinsic.

2011-05-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/46728
	* tree-ssa-math-opts.c (gimple_expand_builtin_pow): New.
	(execute_cse_sincos): Add switch case for BUILT_IN_POW.

2011-05-25  Nathan Froyd  <froydnj@codesourcery.com>

	* tree.h (struct tree_exp): Inherit from struct tree_typed.
	* tree.c (initialize_tree_contains_struct): Mark TS_EXP as TS_TYPED
	instead of TS_COMMON.

2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>

	* libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
	LIBGCC2_GNU_PREFIX is defined.
	(__N): New macro.
	(__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
	__mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
	__divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
	__clz_tab): Define using __N.
	(__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
	COMPAT_SIMODE_TRAPPING_ARITHMETIC.
	* target.def (libfunc_gnu_prefix): New hook.
	* doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
	(TARGET_LIBFUNC_GNU_PREFIX): Add hook.
	* doc/tm.texi: Regenerate.
	* system.h (LIBGCC2_GNU_PREFIX): Poison.
	* optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
	account.
	(gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
	(init_optabs): Likewise for the bswap libfuncs.
	* tree.c (build_common_builtin_nodes): Likewise for complex multiply
	and divide.
	* config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
	* config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
	* libgcc-std.ver: Remove.
	* Makefile.in (srcdirify): Handle $$(libgcc_objdir).
	* config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
	libgcc-std.ver.
	* config/i386/t-linux (SHLIB_MAPFILES): Likewise.
	* config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
	* config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
	* config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
	* config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
	* config/i386/t-linux (SHLIB_MAPFILES): Likewise.
	* config/i386/t-linux (SHLIB_MAPFILES): Likewise.
	* config/fixed-bit.h (FIXED_OP): Define differently depending on
	LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
	(FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.

2011-05-25  Jan Hubicka  <jh@suse.cz>

	* lto-streamer-out.c (output_record_start): Use lto_output_enum
	(lto_output_tree): Use output_record_start.
	* lto-streamer-in.c (input_record_start): Use lto_input_enum
	(lto_get_pickled_tree): Use input_record_start.
	* lto-section-in.c (lto_section_overrun): Turn into fatal error.
	(lto_value_range_error): New function.
	* lto-streamer.h (lto_value_range_error): Declare.
	(lto_output_int_in_range, lto_input_int_in_range): New functions.
	(lto_output_enum, lto_input_enum): New macros.

2011-05-25  Eric Botcazou  <ebotcazou@adacore.com>

	* common.opt (flag_stack_usage_info): New variable.
	(-Wstack-usage): New option.
	* doc/invoke.texi (Warning options): Document -Wstack-usage.
	* opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
	<OPT_fstack_usage>: Likewise.
	* toplev.c (output_stack_usage): Handle -Wstack-usage.
	* calls.c (expand_call): Test flag_stack_usage_info variable instead
	of flag_stack_usage.
	(emit_library_call_value_1): Likewise.
	* explow.c (allocate_dynamic_stack_space): Likewise.
	* function.c (instantiate_virtual_regs ): Likewise.
	(prepare_function_start): Likewise.
	(rest_of_handle_thread_prologue_and_epilogue): Likewise.
	* config/alpha/alpha.c (alpha_expand_prologue): Likewise.
	* config/arm/arm.c (arm_expand_prologue): Likewise.
	(thumb1_expand_prologue): Likewise.
	* config/avr/avr.c (expand_prologue): Likewise.
	* config/i386/i386.c (ix86_expand_prologue): Likewise.
	* config/ia64/ia64.c (ia64_expand_prologue): Likewise.
	* config/m68k/m68k.c (m68k_expand_prologue): Likewise.
	* config/mips/mips.c (mips_expand_prologue): Likewise.
	* config/pa/pa.c (hppa_expand_prologue): Likewise.
	* config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
	* config/s390/s390.c (s390_emit_prologue): Likewise.
	* config/sh/sh.c (sh_expand_prologue): Likewise.
	* config/sparc/sparc.c (sparc_expand_prologue): Likewise.
	* config/spu/spu.c (spu_expand_prologue): Likewise.

2011-05-25  Richard Guenther  <rguenther@suse.de>

	* gimple.c (iterative_hash_canonical_type): Skip non-FIELD_DECLs.
	(gimple_canonical_types_compatible_p): Likewise.

2011-05-25  Jan Hubicka  <jh@suse.cz>

	PR middle-end/49062
	* ipa.c (function_and_variable_visibility): Only add to same
	comdat group list if DECL_ONE_ONLY.

2011-05-25  Andrey Belevantsev  <abel@ispras.ru>

	PR rtl-optimization/49014
	* config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.

2011-05-25  Jakub Jelinek  <jakub@redhat.com>

	PR target/49128
	* config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.

2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/48757
	* ira-build.c (loop_with_eh_edge_p): Rename to
	loop_with_complex_edge_p, check edges on complexity, make function
	conditional.
	(mark_loops_for_removal): Make call of loop_with_complex_edge_p
	conditional.

2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>

	* config/sparc/sparc.c (sparc_option_override): If not set by the user,
	force flag_ira_share_save_slots to 0.

2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>

	* var-tracking.c (compute_cfa_pointer): Adjust head comment.
	(vt_initialize): Set PROLOGUE_BB unconditionally.
	Add block comment about CFA_BASE_RTX machinery.
	Reset FP_CFA_OFFSET to -1 on all invalid paths.
	Call vt_init_cfa_base only if FP_CFA_OFFSET isn't equal to -1.

2011-05-24  Nicola Pero  <nicola.pero@meta-innovation.com>

	PR objc/48187
	* c-parser.c (c_parser_objc_class_instance_variables): More robust
	parsing of syntax error in ObjC instance variable lists.  In
	particular, avoid an infinite loop if there is a stray ']'.
	Updated error message.

2011-05-24  Ian Lance Taylor  <iant@google.com>

	* godump.c (go_define): Don't accept a string immediately after
	another operand.

2011-05-24  Ian Lance Taylor  <iant@google.com>

	* godump.c (struct godump_container): Add invalid_hash field.
	(go_format_type): Return false if type is found in invalid_hash.
	(go_output_typedef): Add invalid type to invalid_hash.
	(go_finish): Create and delete invalid_hash.

2011-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/46728
	* tree-ssa-math-opts.c (powi_table): New.
	(powi_lookup_cost): New.
	(powi_cost): New.
	(powi_as_mults_1): New.
	(powi_as_mults): New.
	(gimple_expand_builtin_powi): New.
	(execute_cse_sincos): Add switch case for BUILT_IN_POWI.
	(gate_cse_sincos): Remove sincos/cexp restriction.

2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR target/3746
	* config.gcc (alpha*-dec-osf5.1*): Only build mips-tfile,
	mips-tdump native.
	* mips-tfile.c: Remove CROSS_DIRECTORY_STRUCTURE handling.
	* mips-tdump.c: Likewise.

2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/49128
	* config/i386/driver-i386.c (host_detect_local_cpu): Always
	add -mno-XXX.  Handle FMA.

2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/48633
	* ira-build.c (loop_with_eh_edge_p): New function.
	(mark_loops_for_removal): Use it.

2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/48971
	* ira.c (setup_pressure_classes): Don't check register move cost
	for classes with one registers.  Don't add pressure class if there
	is a pressure class with the same available hard registers.
	Check contains_reg_of_mode.  Fix a typo in collecting
	temp_hard_regset.  Ignore hard registers not belonging to a class.

2011-05-24  Uros Bizjak  <ubizjak@gmail.com>

	PR target/49133
	* config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.

2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
	    Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR gcov-profile/48845
	* config/sol2.h (LIB_SPEC): Link TLS support for tree profiling.

2011-05-24  Richard Guenther  <rguenther@suse.de>

	* gimple.c (compare_type_names_p): Remove for_completion_p arg.
	(gimple_compatible_complete_and_incomplete_subtype_p): Remove.
	(gimple_types_compatible_p_1): Adjust.
	(iterative_hash_canonical_type): Do not bother about complete vs.
	incomplete types.
	(gimple_canonical_types_compatible_p): Likewise.

2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Remove.

2011-05-24  Richard Guenther  <rguenther@suse.de>

	PR bootstrap/49078
	* gimple.c (gimple_register_canonical_type): Revert
	previous change.
	* alias.c (get_alias_set): Only assert that TYPE_CANONICAL
	does not for a tree for the case where it matters.  Cache
	pointer-type alias-sets.

2011-05-24  Joseph Myers  <joseph@codesourcery.com>

	* Makefile.in (GCC_OBJS): Remove opts-common.o and options.o.
	(OBJS): Remove options.o, opts-common.o and prefix.o.
	(OBJS-libcommon-target): New.
	(ALL_HOST_BACKEND_OBJS): Include $(OBJS-libcommon-target).
	(BACKEND): Include libcommon-target.a.
	(MOSTLYCLEANFILES): Include libcommon-target.a.
	(libcommon-target.a): New.
	(xgcc$(exeext), cpp$(exeext)): Use libcommon-target.a instead of
	prefix.o.

2011-05-23  Joseph Myers  <joseph@codesourcery.com>

	* optc-save-gen.awk: New.  Based on optc-gen.awk.  Don't generate
	parts of output shared with the driver.
	* optc-gen.awk: Don't generate parts of output not shared with the
	driver.
	* opth-gen.awk: Remove GCC_DRIVER conditionals.
	* doc/options.texi (SourcerInclude): Mention options-save.c.
	* Makefile.in (GCC_OBJS): Use options.o instead of gcc-options.o.
	(OBJS): Add options-save.o.
	(options-save.c, options-save.o): New.
	(options.o): Update dependencies.
	(gcc-options.o): Remove.
	(mostlyclean): Remove options-save.c.

2011-05-23  Jakub Jelinek  <jakub@redhat.com>

	PR debug/49032
	* dbxout.c: Include cgraph.h.
	(dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
	and without value expr, return NULL if no varpool node exists for
	it or if it is not needed.
	* Makefile.in (dbxout.o): Depend on $(CGRAPH_H).

	PR c/49120
	* c-decl.c (start_decl): Convert expr to void_type_node.

2011-05-23  Richard Sandiford  <rdsandiford@googlemail.com>

	PR rtl-optimization/48826
	* emit-rtl.c (try_split): When splitting a call that is followed
	by a NOTE_INSN_CALL_ARG_LOCATION, move the note after the new call.

2011-05-23  Jakub Jelinek  <jakub@redhat.com>

	* cfgexpand.c (expand_debug_expr): For unused non-addressable
	parameters passed in memory prefer using DECL_INCOMING_RTL over
	the pseudos it will be copied into.

2011-05-23  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/47315
	* config/i386/i386.c (ix86_option_override_internal): Save the
	initial options after checking vzeroupper.

2011-05-23  David Li  <davidxl@google.com>

	PR tree-optimization/48988
	* tree-ssa-uninit.c (convert_control_dep_chain_into_preds):
	Initialize has_valid_pred for each pred chain.

2011-05-23  Richard Guenther  <rguenther@suse.de>

	* gimple.c (gimple_types_compatible_p_1): Always compare type names.
	(iterative_hash_gimple_type): Always hash type names.

2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>

	* c-typeck.c (build_function_call_vec): Tweak call to
	check_function_arguments.

2011-05-23  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49115
	* tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
	is not necessarily carried out, do not claim it kills the ref.
	* tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.

2011-05-23  Richard Guenther  <rguenther@suse.de>

	PR middle-end/15419
	* builtins.c (fold_builtin_memory_op): Be less restrictive about
	what pointer types we accept for folding.

2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* gthr-gnat.c: Remove.
	* gthr-gnat.h: Remove.
	* Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
	* config/t-freebsd (LIB2ADDEH): Likewise.
	* config/t-linux (LIB2ADDEH): Likewise.
	* config/t-sol2 (LIB2ADDEH): Likewise.
	* config/ia64/t-vms (LIB2ADDEH): Likewise.
	* configure.ac (target_thread_file): Remove gnat handling.
	* configure: Regenerate.
	* doc/install.texi (Configuration, --enable-threads): Remove gnat.

2011-05-23  Tristan Gingold  <gingold@adacore.com>
	    Eric Botcazou  <ebotcazou@adacore.com>

	* gcov.c (create_file_names): If no object directory is specified,
	keep the directory of the file.

2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* configure.ac (enable_threads): Remove irix; add lynx, tpf; sort list.
	* configure: Regenerate.

2011-05-23  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/48973
	* expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
	failed and the comparison has a single bit signed type, use
	constm1_rtx instead of const1_rtx for true value.
	(do_store_flag): If ops->type is single bit signed type, disable
	signel bit test optimization and pass -1 instead of 1 as last
	parameter to emit_store_flag_force.

2011-05-23  Tom de Vries  <tom@codesourcery.com>

	PR target/45098
	* tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): New
	function.
	(infer_loop_bounds_from_undefined): Use new function.

2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>

	* config/mips/mips.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Delete.
	(ASM_SPEC): Add a -O* option here.  Pass -O0 for -noasmopt,
	-O1 for -fno-delayed-branch, -O2 if optimization is enabled,
	and -O0 otherwise.
	(EXTRA_SPECS): Remove subtarget_asm_optimizing_spec.

2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>

	* cfgcleanup.c (try_forward_edges): Do not update BB_FORWARDER_BLOCK.
	(try_optimize_cfg): Update BB_FORWARDER_BLOCK if try_forward_edges
	returns true.

2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>

	* config/mips/mips.c (mips_default_arch): Honor MIPS_ISA_DEFAULT.

2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>

	* config/sparc/sparc.c (sparc_delegitimize_address): Handle
	UNSPEC_MOVE_PIC pattern.

2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>

	* config.gcc (sparc-*-elf*): Add sparc/t-crtin.
	(sparc-*-rtems*): Likewise.
	(sparc64-*-elf*): Likewise.
	(sparc64-*-rtems*): Likewise.
	(sparc*-*-solaris2*): Likewise.  Remove crti.o crtn.o extra parts.
	* config/sparc/t-crtin: New file.
	* config/sparc/t-sol2 (crti.o): Delete rule.
	(crtn.o): Likewise.
	* config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
	* config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
	* config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
	(ENDFILE_SPEC): Add crtn.o.

2011-05-22  Tom de Vries  <tom@codesourcery.com>

	PR middle-end/48689
	* fold-const.c (fold_checksum_tree): Guard TREE_CHAIN use with
	CODE_CONTAINS_STRUCT (TS_COMMON).

2011-05-22  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/49029
	* expmed.c (extract_fixed_bit_field): Test whether target can be used
	only after deciding which mode to use.

2011-05-22  Tom de Vries  <tom@codesourcery.com>

	PR target/45098
	* tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Fix const test
	for call to get_shiftadd_cost.

2011-05-22  Uros Bizjak  <ubizjak@gmail.com>

	PR target/49104
	* config/i386/cpuid.h (bit_MMXEXT): New define.

2011-05-22  Nick Clifton  <nickc@redhat.com>

	* config/stormy16/stormy16.c (xstormy16_init_builtins): prevent
	initialisation of non-existant args[2] element.  Use args[] array
	not arg[] array to pass arguments to build_function_type_list.

2011-05-22  Ira Rosen  <ira.rosen@linaro.org>

	PR tree-optimization/49087
	* tree-vect-loop.c (vect_is_slp_reduction): Fail if LHS has no uses.

2011-05-21  Jason Merrill  <jason@redhat.com>

	PR c++/49092
	* dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
	static storage duration.

2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>

	* config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
	frame pointer.

2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>

	* config/sparc/sparc.c (eligible_for_return_delay): Do not return
	false if there are call-saved registers here...
	(sparc_can_use_return_insn_p): ...but here instead.
	(save_or_restore_regs): Fix thinko.
	(sparc_expand_prologue): Use current_function_is_leaf.
	(sparc_frame_pointer_required): Likewise.

2011-05-21  Nick Clifton  <nickc@redhat.com>

	PR target/49098
	* config/rx/rx.c (rx_memory_move_cost): Note unused parameters.

2011-05-21  Nicola Pero  <nicola.pero@meta-innovation.com>

	* gengtype.c (walk_type): Implemented "atomic" GTY option.
	* doc/gty.texi (GTY Options): Document "atomic" GTY option.

2011-05-21  Joseph Myers  <joseph@codesourcery.com>

	* opt-read.awk: New.  Split out of optc-gen.awk and opth-gen.awk.
	* optc-gen.awk: Move common code to opt-read.awk.
	* opth-gen.awk: Likewise.
	* Makefile.in (options.c, s-options-h): Update to use opt-read.awk.

2011-05-20  Nathan Froyd  <froydnj@codesourcery.com>

	* godump.c (go_format_type): Don't use TYPE_ARG_TYPES.

2011-05-20  Tom de Vries  <tom@codesourcery.com>

	PR target/45098
	* tree-ssa-loop-ivopts.c: Include expmed.h.
	(get_shiftadd_cost): New function.
	(force_expr_to_var_cost): Declare forward.  Use get_shiftadd_cost.

2011-05-20  Jakub Jelinek  <jakub@redhat.com>

	PR bootstrap/49086
	* gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
	for PHI args that are SSA_NAME_IS_DEFAULT_DEF.

2011-05-20  Joseph Myers  <joseph@codesourcery.com>

	* Makefile.in: Update comment referring to $(OBJS-common).

2011-05-20  Ian Lance Taylor  <iant@google.com>

	* godump.c (go_output_typedef): Put enum constants in the macro
	hash table to avoid duplicate Go const definitions.

2011-05-20  Joseph Myers  <joseph@codesourcery.com>

	* Makefile.in (LIBDEPS): Add libcommon.a.
	(LIBS): Likewise.
	(GCC_OBJS): Remove diagnostic.o, pretty-print.o and input.o.
	(OBJS-common): Remove diagnostic.o, input.o, intl.o,
	pretty-print.o and version.o.
	(OBJS-libcommon): New.
	(ALL_HOST_BACKEND_OBJS): Add $(OBJS-libcommon).
	(BACKEND): Add libcommon.a.
	(MOSTLYCLEANFILES): Likewise.
	(libcommon.a): New.
	(xgcc$(exeext)): Don't explicitly use version.o and intl.o.
	(cpp$(exeext)): Likewise.
	(COLLECT2_OBJS): Remove intl.o, version.o, diagnostic.o,
	pretty-print.o and input.o.
	(lto-wrapper$(exeext)): Don't explicitly use intl.o.
	(lto-wrapper.o): Depend on $(DIAGNOSTIC_H).
	(errors.o): Remove.
	(mips-tfile): Don't explicitly use version.o.
	(mips-tdump): Likewise.
	(gcov.o): Depend on $(DIAGNOSTIC_H).
	(gcov-dump.o): Depend on intl.h and $(DIAGNOSTIC_H).
	(GCOV_OBJS): Remove intl.o, version.o and errors.o.
	(GCOV_DUMP_OBJS): Remove version.o and errors.o.
	* gcov-dump.c: Include intl.h and diagnostic.h.
	(main): Initialize diagnostics.
	* gcov.c: Include diagnostic.h.
	(fnotice): Remove.
	(main): Initialize diagnostics.
	* lto-wrapper.c: Include diagnostic.h.
	(main): Initialize diagnostics.

2011-05-20  Michael Matz  <matz@suse.de>

	* Makefile.in (OBJS-common, OBJS-md, OBJS-archive): Merge into OBJS.

2011-05-20  Michael Matz  <matz@suse.de>
	    Richard Guenther  <rguenther@suse.de>

	* lto-streamer.c (lto_record_common_node): Don't track seen nodes,
	use lto_streamer_cache_append directly instead of returning a VEC.
	(preload_common_node): Remove.
	(lto_get_common_nodes): Rename to lto_preload_common_nodes, don't
	track seen nodes.
	(lto_streamer_cache_create): Call lto_preload_common_nodes.

2011-05-20  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49079
	* tree-dfa.c (get_ref_base_and_extent): Handle view-converting
	MEM_REFs correctly for the trailing array access detection.
	Special case constants the same way as decls for overall size
	constraining.

2011-05-20  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Fix macro
	argument expansion.

2011-05-20  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/49073
	* gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL if
	PHI argument is SSA_NAME, whose def_stmt is dominated by the PHI.
	* tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.

2011-05-20  Richard Guenther  <rguenther@suse.de>

	PR middle-end/48849
	* gimple.c (gimple_register_canonical_type): Compute TYPE_CANONICAL
	of pointer types the same way the middle-end does.

2011-05-20  Richard Guenther  <rguenther@suse.de>

	* gimple.c (gimple_register_type_1): Do not fiddle with main-variant
	or pointer-to chains.  Delay all fixup to uniquify_nodes.

2011-05-19  Quentin Neill  <quentin.neill@amd.com>

	* config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
	(fma4_fmaddsub): Likewise

2011-05-19  Jan Hubicka  <jh@suse.cz>

	* gimple.c (gtc_visited, gtc_ob, type_pair_hash, type_pair_eq): Remove.
	(GIMPLE_TYPE_PAIR_SIZE): New macro.
	(type_pair_cache): New static var.
	(lookup_type_pair): Use fixed sized custom hash; make inline.
	(gtc_visit, gimple_types_compatible_p, gimple_register_type_1): Update
	calls of lookup_type_pair.
	(print_gimple_types_stats): Remove cache stats.
	(free_gimple_type_tables): Free type_pair_cache instead of gtc_visited
	and gtc_ob.

2011-05-19  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
	when TARGET_RDRND is active.
	(ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
	Generate dummy SImode target register when target is NULL.

2011-05-19  Joseph Myers  <joseph@codesourcery.com>

	* config/arm/arm-fpus.def: New.
	* config/arm/genopt.sh: Generate Enum and EnumValue entries from
	arm-fpus.def.
	* config/arm/arm-tables.opt: Regenerate.
	* config/arm/arm.c (all_fpus): Move contents to arm-fpus.def.
	(arm_option_override): Don't decode FPU name to string here.
	* config/arm/arm.opt (mfpu=): Use Enum.
	* config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt, arm.o):
	Update dependencies.

2011-05-19  Joseph Myers  <joseph@codesourcery.com>

	* collect2.c: Include diagnostic.h.
	(fatal_perror, fatal, error, fancy_abort): Remove.
	(main): Set progname.  Call xmalloc_set_program_name and
	diagnostic_initialize.
	(maybe_run_lto_and_relink, main, collect_execute, scan_prog_file,
	scan_libraries, resolve_lib_name): Call fatal_error instead of
	fatal and fatal_perror.
	* collect2.h (error, fatal, fatal_perror): Don't declare.
	* tlink.c: Include diagnostic-core.h.
	(recompile_files): Call fatal_error instead of fatal_perror.
	* Makefile.in (COLLECT2_OBJS): Include diagnostic.o,
	pretty-print.o and input.o.
	(collect2.o, tlink.o): Update dependencies.

2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/i386/i386.md (tls_initial_exec_64_sun): Add semicolon.

2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR target/40483
	* configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
	COMDAT group syntax, both SPARC and x86 variants.
	(HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
	* configure: Regenerate.
	* config/sol2.h (TARGET_SOLARIS): Define.
	(PUSHSECTION_FORMAT): Remove.
	(SECTION_NAME_FORMAT): Define.
	* config/sol2.c: Include hashtab.h.
	(solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
	expansion, using SECTION_NAME_FORMAT.
	(solaris_comdat_htab): New variable.
	(struct comdat_entry): Define.
	(comdat_hash): New function.
	(comdat_eq): New function.
	(solaris_elf_asm_comdat_section): New function.
	(solaris_define_comdat_signature): New function.
	(solaris_code_end): New function.
	* config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
	(solaris_code_end): Declare.
	* config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
	* config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
	solaris_code_end.
	(i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
	Remove ATTRIBUTE_UNUSED.
	[!USE_GAS]: Call solaris_elf_asm_comdat_section for
	SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
	* config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Likewise.
	* config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
	* config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
	* config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
	(PUSHSECTION_FORMAT): Remove.
	(SECTION_NAME_FORMAT): Redefine.

2011-05-19  Kai Tietz  <ktietz@redhat.com>

	* tree-cfg.c (verify_gimple_assign_binary): Barf on
	TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
	(gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.

2011-05-19  Anatoly Sokolov  <aesok@post.ru>
	    Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.

2011-05-19  Richard Guenther  <rguenther@suse.de>

	PR middle-end/48985
	* tree-object-size.c (addr_object_size): If the pointed-to
	variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.

2011-05-19  Richard Guenther  <rguenther@suse.de>

	* gimple.c (gimple_types_compatible_p_1): Compare names of
	the types themselves.
	(iterative_hash_gimple_type): And hash them that way.
	(gimple_register_type_1): If we register a main variant properly
	initialize the leader to ourselves.

2011-05-19  Tom de Vries  <tom@codesourcery.com>

	PR target/45098
	* tree-ssa-loop-ivopts.c (get_expr_id): Factored new function out of
	get_loop_invariant_expr_id.
	(get_loop_invariant_expr_id): Use get_expr_id.
	(parm_decl_cost): New function.
	(determine_use_iv_cost_condition): Use get_expr_id and parm_decl_cost.
	Improve bound cost estimation.  Use different inv_expr_id for elim and
	express cases.

2011-05-19  Tom de Vries  <tom@codesourcery.com>

	PR target/45098
	* tree-ssa-loop-ivopts.c (determine_iv_cost): Prevent
	cost_base.cost == 0.

2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/49002
	* config/i386/sse.md
	(avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>): Properly handle
	load cast.

2011-05-18  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/49039
	* tree-vrp.c (extract_range_from_binary_expr): For
	MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
	return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].

2011-05-18  Tom de Vries  <tom@codesourcery.com>

	PR target/45098
	* tree-ssa-loop-ivopts.c (computation_cost): Prevent cost of 0.

2011-05-18  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*tls_global_dynamic_32_gnu): Split asm template.
	(*tls_global_dynamic_64): Ditto.
	(*tls_local_dynamic_base_32_gnu): Ditto.
	(*tls_local_dynamic_base_64): Ditto.
	(tls_initial_exec_64_sun): Ditto.

2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>

	* doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
	* config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
	bf592-none.
	* config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
	* config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
	* config/bfin/bfin.c (bfin_cpus): Add bf592.
	* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
	__ADSPBF592__ and __ADSPBF59x__ for BFIN_CPU_BF592.
	* config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
	* config/bfin/elf.h (LIB_SPEC): Add bf592.

2011-05-18  Joseph Myers  <joseph@codesourcery.com>

	* config/arm/arm-opts.h (enum arm_fp16_format_type, enum
	arm_abi_type, enum float_abi_type, enum arm_tp_type): Move from arm.h.
	* config/arm/arm.c (arm_float_abi, arm_fp16_format, arm_abi,
	target_thread_pointer, arm_structure_size_boundary, struct
	float_abi, all_float_abis, struct fp16_format, all_fp16_formats,
	struct abi_name, arm_all_abis): Remove.
	(arm_option_override) Don't process most enumerated option values here.
	Don't process target_fpe_name here.  Work with integer not string for
	structure size boundary; use separate diagnostics for each case.
	* config/arm/arm.h (enum float_abi_type, enum
	arm_fp16_format_type, enum arm_abi_type, enum arm_tp_type): Move
	to arm-opts.h.
	(arm_float_abi, arm_fp16_format, arm_abi, target_thread_pointer,
	arm_structure_size_boundary): Remove.
	* config/arm/arm.opt (mabi=): Use Enum and Init.
	(arm_abi_type): New Enum and EnumValue entries.
	(mfloat-abi=): Use Enum and Init.
	(float_abi_type): New Enum and EnumValue entries.
	(mfp=, mfpe=): Replace by separate Alias entries for each argument.
	(mfp16-format=): Use Enum and Init.
	(arm_fp16_format_type): New Enum and EnumValue entries.
	(mstructure-size-boundary=): Use UInteger and Init.
	(mtp=): Use Enum and Init.
	(arm_tp_type): New Enum and EnumValue entries.

2011-05-18  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49018
	* gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
	* tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
	gimple_has_side_effects.

2011-05-18  Richard Guenther  <rguenther@suse.de>

	* gimple.c (gimple_register_type_1): New function, split out from ...
	(gimple_register_type): ... here.  Avoid infinite recursion.

2011-05-18  Ira Rosen  <ira.rosen@linaro.org>

	PR tree-optimization/41881
	* tree-vectorizer.h (struct _loop_vec_info): Add new field
	reduction_chains along with a macro for its access.
	* tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
	(destroy_loop_vec_info): Free reduction chains.
	(vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
	(vect_is_slp_reduction): New function.
	(vect_is_simple_reduction_1): Call vect_is_slp_reduction.
	(vect_create_epilog_for_reduction): Support SLP reduction chains.
	* tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
	definition types for reduction chains.
	(vect_supported_load_permutation_p): Don't allow permutations for
	reduction chains.
	(vect_analyze_slp_instance): Support reduction chains.
	(vect_analyze_slp): Try to build SLP instance from reduction chains.
	(vect_get_constant_vectors):  Handle reduction chains.
	(vect_schedule_slp_instance): Mark the first statement of the
	reduction chain as reduction.

2011-05-18  Ira Rosen  <ira.rosen@linaro.org>

	* tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
	names for group elements access.
	* tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
	reduction chains as well.  Remove data reference and interleaving
	related words from the fields names.
	* tree-vect-loop.c (vect_transform_loop): Use new names for group
	elements access.
	* tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
	vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
	vect_update_interleaving_chain, vect_same_range_drs,
	vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
	vect_verify_datarefs_alignment, vector_alignment_reachable_p,
	vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
	vect_analyze_group_access, vect_analyze_data_ref_access,
	vect_create_data_ref_ptr, vect_transform_strided_load,
	vect_record_strided_load_vectors): Likewise.
	* tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
	vect_model_load_cost, vectorizable_store, vectorizable_load,
	vect_remove_stores, new_stmt_vec_info): Likewise.
	* tree-vect-slp.c (vect_build_slp_tree,
	vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.

2011-05-18  Richard Guenther  <rguenther@suse.de>

	PR middle-end/48989
	* tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
	operand verification.
	(verify_gimple_assign_binary): Likewise.
	* tree-ssa.c (useless_type_conversion_p): Preserve conversions
	to non-1-precision BOOLEAN_TYPEs.

2011-05-18  Tom de Vries  <tom@codesourcery.com>

	PR target/45098
	* tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.

2011-05-18  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/49000
	* tree-ssa.c (execute_update_addresses_taken): Call
	maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
	be rewritten and decl has been marked for renaming, reset
	the debug stmt.

2011-05-17  Joseph Myers  <joseph@codesourcery.com>

	* config/i386/i386.c (ix86_valid_target_attribute_tree): Use
	enum_opts_set when testing if attributes have set -mfpmath=.

2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>

	* config/mips/mips.c (mips_handle_option): Remove unused variable.

2011-05-17  Uros Bizjak  <ubizjak@gmail.com>

	* ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
	info->entry with 0
	* tree-inline.c (maybe_inline_call_in_expr):  Initialize
	id.transform_lang_insert_block with NULL.

2011-05-17  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
	(output_fp_compare): Change args 3 and 4 to bool.
	(ix86_expand_call): Change arg 6 to bool.
	(ix86_attr_length_immediate_default): Change arg 2 to bool.
	(ix86_attr_length_vex_default): Change arg 3 to bool.
	* config/i386/i386.md: Update all uses.
	* config/i386/i386.c: Ditto.
	(ix86_flags_dependent): Change return type to bool.

2011-05-17  Richard Guenther  <rguenther@suse.de>

	* gimple.c (type_hash_pair_compare): Fix comparison.

2011-05-17  Richard Guenther  <rguenther@suse.de>

	* gimple.c (iterative_hash_gimple_type): Simplify singleton
	case some more, fix final hash value of the non-singleton case.

2011-05-17  Richard Guenther  <rguenther@suse.de>

	PR bootstrap/49013
	Revert
	2011-05-16  Richard Guenther  <rguenther@suse.de>

	* gimple.c (gimple_types_compatible_p_1): Use names of the
	type itself, not its main variant.
	(iterative_hash_gimple_type): Likewise.

2011-05-17  Richard Guenther  <rguenther@suse.de>

	* gimple.c (gimple_register_canonical_type): Use the main-variant
	leader for computing the canonical type.

2011-05-17  Nick Clifton  <nickc@redhat.com>

	* config/rx/rx.c (rx_memory_move_cost): Include cost of register
	moves.

	* config/rx/rx.md: Add peephole to remove redundant extensions
	after loads.
	(bitset_in_memory): Use rx_restricted_mem_operand.
	(bitinvert_in_memory): Likewise.
	(bitclr_in_memory): Likewise.

2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
	    Nick Clifton  <nickc@redhat.com>

	* config/rx/rx.md: Add peepholes to match a register move followed
	by a comparison of the moved register.  Replace these with an
	addition of zero that does both actions in one instruction.

2011-05-17  Jakub Jelinek  <jakub@redhat.com>

	PR target/48986
	* config/i386/sync.md (sync_old_add<mode>): Relax operand 2
	predicate to allow CONST_INT.
	(*sync_old_add_cmp<mode>): New insn and peephole2 for it.

2011-05-16  Joseph Myers  <joseph@codesourcery.com>

	* opts-common.c (opt_enum_arg_to_value): New.
	* opts.h (opt_enum_arg_to_value): Declare.
	* config/i386/i386.opt (fpmath): Remove.
	(mfpmath=): Use Enum, Init and Save.
	(fpmath_unit): New Enum and EnumValue entries.
	* config/i386/i386-c.c (ix86_pragma_target_parse): Update field
	name for function fpmath state.
	* config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
	* config/i386/i386.c: Include diagnostic.h.
	(ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
	(ix86_target_string): Take enum fpmath_unit value instead of string.
	(ix86_debug_options): Update call to ix86_target_string.
	(ix86_option_override_internal): Don't process fpmath strings here.
	(x86_function_specific_save, ix86_function_specific_restore):
	Don't handle fpmath state specially.
	(ix86_function_specific_print): Pass fpmath state to
	ix86_target_string instead of printing in this function.
	(ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
	Handle enum attributes.
	(IX86_ATTR_ENUM, ix86_opt_enum): New.
	(ix86_valid_target_attribute_tree): Update option_strings
	handling.  Handle fpmath as enum option.
	(ix86_can_inline_p): Update field names for function fpmath state.
	(ix86_expand_builtin): Update call to ix86_target_string.
	* config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
	(ix86_fpmath): Remove.
	* config/i386/t-i386 (i386.o): Update dependencies.

2011-05-16  Joseph Myers  <joseph@codesourcery.com>

	PR preprocessor/48677
	* cppspec.c (lang_specific_driver): Set new_decoded_options[0]
	from decoded_options[0], not from itself.

2011-05-16  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/constraints.md (z): New constraint.
	* config/i386/i386.c (c): New mode attribute.
	(*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
	*call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
	constraint for operand 0.
	(*call_vzeroupper): Ditto.
	(*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
	(*call_rex64_ms_sysv_vzeroupper): Ditto.
	(*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
	Use "lzm" constraint for operand 0.
	(*call_pop_vzeroupper): Ditto.
	(*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
	*sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
	constraint for operand 0.
	(*sibcall_vzeroupper): Ditto.
	(*sibcall_rex64_ms_sysv): Ditto.
	(*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
	(*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
	*sibcall_pop_1.  Use "Uz" constraint for operand 0.
	(*sibcall_pop_vzeroupper): Ditto.
	(*call_value): Merge insn pattern from *call_value_0, *call_value_1,
	*call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
	mode iterator.  Use "<c>zm" constraint for operand 1.
	(*call_value_vzeroupper): Ditto.
	(*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
	for operand 1.
	(*call_value_rex64_ms_sysv_vzeroupper): Ditto.
	(*call_value_pop): Merge insn pattern from *call_value_pop_0 and
	*call_value_pop_1.  Use "lzm" constraint for operand 1.
	(*call_value_pop_vzeroupper): Ditto.
	(*sibcall_value): Merge insn pattern from *sibcall_value_0,
	*sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
	mode iterator.  Use "Uz" constraint for operand 1.
	(*sibcall_value_vzeroupper): Ditto.
	(*sibcall_value_rex64_ms_sysv): Ditto.
	(*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
	(*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
	constraint for operand 1.
	(*sibcall_value_pop_vzeroupper): Ditto.
	(*tls_global_dynamic_64): Use constant_call_address_operand predicate
	and "z" constraint for operand 2.
	(*tls_global_dynamic_32_gnu): Ditto.
	(*tls_local_dynamic_base_32_gnu): Ditto.
	(*tls_local_dynamic_base_64): Ditto.
	(*tls_local_dynamic_32_once): Ditto.
	* config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
	Update all callers.
	* config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.

2011-05-16  Richard Guenther  <rguenther@suse.de>

	* gimple.c (gimple_types_compatible_p_1): Use names of the
	type itself, not its main variant.
	(iterative_hash_gimple_type): Likewise.

2011-05-16  Richard Guenther  <rguenther@suse.de>

	* gimple.c (iterative_hash_gimple_type): Re-instantiate change to
	always visit pointer target and function result and argument types.

2011-05-16  Jason Merrill  <jason@redhat.com>

	PR c++/48999
	* tree-inline.c (copy_statement_list): Put back recursion.

2011-05-16  Georg-Johann Lay  <avr@gjlay.de>

	PR target/27663
	PR target/41076
	* config/avr/predicates.md (const_8_16_24_operand): New predicate.
	* config/avr/avr.md ("*ior<mode>qi.byte0",
	"*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.

2011-05-16  Georg-Johann Lay  <avr@gjlay.de>

	PR target/45099
	* config/avr/avr.c (avr_function_arg_advance): Error if a fixed
	register is needed for a function argument.

2011-05-16  Richard Guenther  <rguenther@suse.de>

	* gimple.c (struct type_hash_pair): New type.
	(type_hash_pair_compare): New function.
	(iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.

2011-05-16  Revital Eres  <revital.eres@linaro.org>

	* modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.

2011-05-15  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (floating point move splitters): Fix
	usage of standard_80387_constant_p.
	* config/i386/i386.c (ix86_preferred_reload_class): Ditto.

2011-05-15  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movdf_internal): Simplify insn condition.

2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
	(fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
	(tree_ssa_lim_finalize): Likewise.

2011-05-14  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/constraint.md (Yd, Yx): New register constraints.
	* config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
	Yd conditional register constraint.
	(*movtf_internal): Use standard_sse_constant_opcode.
	(*movxf_internal): Merge with *movxf_internal_nointeger.  Use
	Yx conditional register constraint.
	(*movdf_internal): Merge with *movdf_internal_nointeger.  Use
	Yd conditional register constraint.  Use standard_sse_constant_p to
	check for valid SSE constants and call standard_sse_constant_opcode to
	output SSE insn.
	(*movsf_internal): Use standard_sse_constant_p to check for valid SSE
	constants and call standard_sse_constant_opcode to output SSE insn.
	* config/i386/i386.c (ix86_option_ovverride_internal): Set
	TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
	optimize_size is set.
	(standard_sse_constant_opcode): Output conditional AVX insn templates.

2011-05-14  Tobias Burnus  <burnus@net-b.de>

	* doc/invoke.texi (-Ofast): Also enables -fstack-arrays.

2011-05-13  Martin Jambor  <mjambor@suse.cz>

	* ipa-prop.c (ipa_cst_from_jfunc): New function.
	* ipa-prop.h (ipa_cst_from_jfunc): Declare.
	* ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
	(evaluate_conditions_for_ipcp_clone): Removed.
	(estimate_ipcp_clone_size_and_time): Accept vector of known constants.
	* ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
	* ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.

2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>

	* cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
	* regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
	lieu of MAY_HAVE_DEBUG_STMTS.
	* tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
	debug statements if !MAY_HAVE_DEBUG_STMTS.

2011-05-13  Martin Thuresson  <martint@google.com>

	PR gcov-profile/47793
	* libgcov.c (gcov_exit): Support relative profile paths.
	* doc/invoke.texi (-fprofile-dir): Update for above change.

2011-05-13  Richard Guenther  <rguenther@suse.de>

	* gimple.c (gimple_canonical_types_compatible_p): Do not use
	type-pair caching, do not compare hashes.

2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>

	PR middle-end/48965
	* tree-cfg.c (edge_to_cases_cleanup): Return true.
	(verify_expr) [CASE_LABEL_EXPR]: Add checking.

2011-05-13  Kai Tietz  <ktietz@redhat.com>

	* gimplify.c (gimplify_expr): Make sure operand is boolified.
	* tree-cfg.c (verify_gimple_assign_unary): Check for boolean
	compatible type for TRUTH_NOT_EXPR.

2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (ix86_save_reg): Change return type to bool.
	(ix86_hard_regno_mode_ok): Change return value to bool.  Use
	can_create_pseudo_p ().

2011-05-13  Richard Guenther  <rguenther@suse.de>

	PR lto/48978
	* gimple.c (iterative_hash_gimple_type): Revert change in
	pointer target and function result and argument hashing.

2011-05-13  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
	(*movxf_internal_nointeger): Ditto.
	(*movdf_internal_rex64): Ditto.
	(*movdf_internal): Ditto.
	(*movdf_internal_nointeger): Ditto.
	(*movsf_internal): Ditto.
	(sincos splitters): Use can_create_pseudo ().

2011-05-13  Joseph Myers  <joseph@codesourcery.com>

	* config/i386/i386-opts.h: New.
	* gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
	ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
	ix86_section_threshold): Remove.
	(ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
	OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
	OPT_mbranch_cost_.
	(ix86_option_override_internal): Don't decode strings for options
	other than -march=, -mtune= and -mfpmath=.  Don't allow for
	__attribute__ uses in remaining diagnostics for options with
	string arguments.  Don't check for integer arguments being negative.
	* gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
	enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
	(ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
	ix86_branch_cost, ix86_section_threshold): Remove.
	* gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
	HeaderInclude.
	(malign-functions=, malign-jumps=, malign-loops=): Use UInteger
	but not Var.
	(masm=): Use Enum and Init.
	(asm_dialect): New Enum and EnumValue entries.
	(mbranch-cost=): Use UInteger.
	(mlarge-data-threshold=): Use UInteger and Init.
	(mcmodel=): Use Enum and Init.
	(cmodel): New Enum and EnumValue entries.
	(mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
	(mpreferred-stack-boundary=, mincoming-stack-boundary=,
	mregparm=): Use UInteger.
	(mstringop-strategy=): Use Enum and Init.
	(stringop_alg): New Enum and EnumValue entries.
	(mtls-dialect=): Use Enum and Init.
	(tls_dialect): New Enum and EnumValue entries.
	(mabi=): Use Enum and Init.
	(calling_abi): New Enum and EnumValue entries.
	(mveclibabi=): Use Enum and Init.
	(ix86_veclibabi): New Enum and EnumValue entries.

2011-05-13  Nick Clifton  <nickc@redhat.com>

	* config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
	* config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.

2011-05-13  Kai Tietz  <ktietz@redhat.com>

	PR middle-end/48984
	* gimplify.c (gimplify_expr): Check for boolean_type_node instead
	for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
	(gimple_boolify): Check for cast for boolean_type_node instead for
	BOOLEAN_TYPE.

2011-05-13  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/48172
	* tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
	multiplying by number of iterations for equal step.
	(vect_create_cond_for_alias_checks): Likewise.

2011-05-13  Andreas Schwab  <schwab@redhat.com>

	* configure.ac: Use AS_HELP_STRING throughout.
	* configure: Regenerate.

2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
	(ix86_emit_restore_regs_using_mov): Likewise.
	(ix86_emit_restore_sse_regs_using_mov): Likewise.

2011-05-12  Anatoly Sokolov  <aesok@post.ru>

	* config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
	SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
	(RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
	* config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
	RTX_OK_FOR_OLO10_P): ...here.
	(sparc_mode_dependent_address_p): Use symbolic_operand instead of
	SYMBOLIC_CONST.

2011-05-12  Kai Tietz  <ktietz@redhat.com>

	* gimplify.c (gimple_boolify): Re-boolify expression
	arguments even if expression type is of kind BOOLEAN_TYPE.
	(gimplify_boolean_expr): Removed.
	(gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
	and XOR. Additional take care that we keep expression's type.
	* tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
	of TRUTH_AND|OR|XOR_EXPR.

2011-05-12  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/48975
	* tree-if-conv.c (combine_blocks): Call free_bb_predicate
	on all bbs here and free and clear ifc_bbs at the end.

2011-05-12  Richard Guenther  <rguenther@suse.de>

	* gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
	NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
	until after simple checks.
	(gimple_types_compatible_p): Likewise.
	(iterative_hash_gimple_type): Always hash pointer targets
	and function return and argument types.
	(iterative_hash_canonical_type): Do not hash TYPE_QUALS,
	hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
	(gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
	handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
	completely in the simple compare section.
	(gimple_register_canonical_type): Query the cache again after
	registering.

2011-05-12  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/48172
	* tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
	the number of iterations from the segment size calculation.
	(vect_create_cond_for_alias_checks): Adjust.

2011-05-12  Jakub Jelinek  <jakub@redhat.com>

	PR debug/48967
	* var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
	if validate_subreg fails.

2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>

	* ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
	accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
	early.

2011-05-12  DJ Delorie  <dj@redhat.com>

	* config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
	(ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
	created builtin into rx_builtins array.
	(rx_builtin_decl): New function.
	(TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.

2011-05-12  DJ Delorie  <dj@redhat.com>
	    Nick Clifton  <nickc@redhat.com>

	* config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
	* config/rx/rx.c (CC_FLAG_FP): Fix comment.
	(rx_is_legitimate_address): Add pre-decrement and post-increment
	addressing in HImode and QImode.  Fix test for out of range
	REG+INT addressing.
	(rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
	(rx_align_for_label): Test label before extracting its usage count.
	(rx_adjust_insn_lengths): Fix selection of insn codes.
	(TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.

2011-05-11  Jason Merrill  <jason@redhat.com>

	* tree.c (type_hash_canon): Use struct tree_type_non_common.

2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>

	* cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
	reindent the subsequent block.

2011-05-11  Satoru Takabayashi  <satorux@google.com>
	    Paul Pluzhnikov  <ppluzhnikov@google.com>

	* doc/install.texi (Configuration): Document --with-linker-hash-style.
	* gcc.c (init_spec): Handle LINKER_HASH_STYLE.
	* config.in: Add LINKER_HASH_STYLE.
	* configure.ac: Add --with-linker-hash-style.
	* configure: Regenerate.

2011-05-11  Richard Guenther  <rguenther@suse.de>

	PR middle-end/48964
	* gimple.c (iterative_hash_canonical_type): Fix typo.

2011-05-11  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (legitimize_tls_address)
	<case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
	expanders directly for TARGET_GNU2_TLS.  Determine pic and
	__tls_get_addr symbol reference here.  Update call to
	gen_tls_global_dynamic_{32,64} for added arguments.
	<case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
	expanders directly for TARGET_GNU2_TLS.  Determine
	__tls_get_addr symbol reference here.  Update call to
	gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
	unique UNSPEC REG_EQUIV to libcall block.
	(ix86_tls_get_addr): Declare static.
	* config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
	* config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
	Do not determine pic and __tls_get_addr symbol reference here. Do not
	call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
	(tls_local_dynamic_base_32): Ditto for operands 1 and 2.
	(tls_global_dynamic_64): Add operand 2.  Do not determine
	__tls_get_addr symbol reference here.  Do not call
	gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
	(tls_local_dynamic_base64): Ditto for operand 1.

2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>

	* function.c (expand_function_start): Initialize stack_check_probe_note
	only if the generic stack checking mechanism is used.

2011-05-11  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/15256
	* tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
	(A & B) | C, combine (A op CST1) op CST2.
	(tree_ssa_forward_propagate_single_use_vars): Only bother to
	visit assigns that have uses.

2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>

	* ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
	* lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
	(unpack_ts_type_common_value_fields): ...this.  Update comment.
	(unpack_value_fields): Adjust for renaming.
	(lto_input_ts_type_tree_pointers): Split into...
	(lto_input_ts_type_common_tree_pointer): ...this and...
	(lto_input_ts_type_non_common_tree_pointers): ...this.
	(lto_input_tree_pointers): Adjust for above split.
	* lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
	(pack_ts_type_common_value_fields): ...this.  Update comment.
	(lto_output_ts_type_tree_pointers): Split into...
	(lto_output_ts_type_common_tree_pointers): ...this and...
	(lto_output_ts_type_non_common_tree_pointers): ...this.
	(lto_output_tree_pointers): Adjust for above split.
	* lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
	TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
	* stor-layout.c (vector_type_mode): Adjust location of mode field.
	* tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
	Define.
	(struct tree_type): Split into...
	(struct tree_type_common: ...this and...
	(struct tree_type_with_lang_specific): ...this and...
	(struct tree_type_non_common): ...this.  Adjust accessor macros
	accordingly.
	(TYPE_VALUES_RAW): Define.
	(union tree_node): Update for above changes.
	* tree.c (tree_node_structure_for_code) [tcc_type]: Return
	TS_TYPE_NON_COMMON.
	(initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
	Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
	(tree_code_size) [tcc_type]: Use struct tree_type_non_common.
	* treestructu.def (TS_TYPE): Remove.
	(TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
	Define.

2011-05-11  Jakub Jelinek  <jakub@redhat.com>

	PR debug/48159
	* tree-ssa.c (reset_debug_uses): New function.
	* tree-flow.h (reset_debug_uses): New prototype.
	* tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
	* tree-loop-distribution.c (generate_loops_for_partition): Call
	reset_debug_uses on the stmts that will be removed.  Keep around
	all debug stmts, don't count them as bits in partition bitmap.
	(generate_builtin): Don't count debug stmts or labels as bits in
	partition bitmap.

2011-05-11  Richard Guenther  <rguenther@suse.de>

	* gimple.c (gimple_type_hash_1): Merge with ...
	(gimple_type_hash): ... this.
	(gtc_visit): Remove mode parameter and simplify accordingly.
	(gimple_types_compatible_p_1): Likewise.
	(gimple_types_compatible_p): Likewise.
	(iterative_hash_gimple_type): Likewise.
	(visit): Likewise.
	(gimple_type_eq): Adjust.

2011-05-11  Revital Eres  <revital.eres@linaro.org>

	* ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
	enters the branch create an anti edge in the opposite direction
	to prevent the creation of reg-moves.
	* modulo-sched.c: Adjust comment to reflect the fact we are
	scheduling closing branch.
	(PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
	(stage_count): New field in struct partial_schedule.
	(calculate_stage_count): New function.
	(normalize_sched_times): Rename to reset_sched_times and handle
	incrementing the sched time of the nodes by a constant value
	passed as parameter.
	(duplicate_insns_of_cycles): Skip closing branch.
	(sms_schedule_by_order): Schedule closing branch.
	(ps_insn_find_column): Handle closing branch.
	(sms_schedule): Call reset_sched_times and adjust the code to
	support scheduling of the closing branch.
	(ps_insert_empty_row): Update calls to normalize_sched_times
	and rotate_partial_schedule functions.

2011-05-11  Richard Guenther  <rguenther@suse.de>

	PR middle-end/48953
	* tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.

2011-05-11  Joseph Myers  <joseph@codesourcery.com>

	* opts.c (finish_options): Move warning settings from process_options.
	* toplev.c (process_options): Move warning settings to finish_options.

2011-05-11  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/18041
	* tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
	(simplify_bitwise_binary): ... this.  Handle operand conversions
	by applying them to the result instead.
	(tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.

2011-05-11  Richard Guenther  <rguenther@suse.de>

	* gimple.c (gimple_canonical_types_compatible_p): Split out
	from gimple_types_compatible_p and friends.  Do not recurse
	to pointed-to types.
	(gimple_canonical_type_eq): Use it.
	(iterative_hash_canonical_type): Split out from
	iterative_hash_gimple_type and friends.  Do not recurse
	to pointed-to types.
	(gimple_canonical_type_hash): Use it, allocate the hash here.

2011-05-11  Revital Eres  <revital.eres@linaro.org>

	* modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
	recognizing doloop.

2011-05-11  Revital Eres  <revital.eres@linaro.org>

	* loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
	instead of PREV_INSN.

2011-05-11  Revital Eres  <revital.eres@linaro.org>

	* modulo-sched.c (sms_schedule): Support new form of doloop pattern
	* loop-doloop.c (doloop_condition_get): Likewise.
	* config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
	(doloop_end): New.
	* config/arm/arm.md (*addsi3_compare0): Remove "*".

2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>

	* tree.def (CASE_LABEL_EXPR): Add an operand.
	* tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.

2011-05-10  Joseph Myers  <joseph@codesourcery.com>

	* c-decl.c (c_override_global_bindings_to_false): Remove.
	(global_bindings_p): Don't check
	c_override_global_bindings_to_false.
	* c-tree.h (c_override_global_bindings_to_false): Remove.
	* c-typeck.c (composite_type): Don't set
	c_override_global_bindings_to_false.

2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/48857, 48495
	* config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
	(VSX_MODE): Ditto.
	(VSX_MOVE_MODE): Ditto.
	(ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
	VSX vector types.  Add V2DImode.
	(HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
	ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
	(MODES_TIEABLE_P): Ditto.

	* config/rs6000/rs6000.c (rs6000_emit_move): Use
	ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
	VSX_VECTOR_MODE.
	(init_cumulative_args): Ditto.
	(rs6000_function_arg_boundary): Ditto.
	(rs6000_function_arg_advance_1): Ditto.
	(rs6000_function_arg): Ditto.
	(rs6000_function_ok_for_sibcall): Ditto.
	(emit_frame_save): Ditto.
	(rs6000_function_value): Ditto.
	(rs6000_libcall_value): Ditto.

2011-05-10  Joseph Myers  <joseph@codesourcery.com>

	* config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
	i386/darwin-lib.h to $libgcc_tm_file.
	* config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.

2011-05-10  Joseph Myers  <joseph@codesourcery.com>

	* doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.

2011-05-10  Joseph Myers  <joseph@codesourcery.com>

	* config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
	* config/rs6000/rs6000-tables.opt: New file (generated).
	* config.gcc (powerpc*-*-*, rs6000*-*-*): Add
	rs6000/rs6000-tables.opt to extra_options.
	* config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
	* config/rs6000/rs6000.c (rs6000_select): Remove.
	(processor_target_table): Move contents to rs6000-cpus.def.
	(darwin_rs6000_override_options): Check
	global_options_set.x_rs6000_cpu_index instead of
	rs6000_select[1].string.
	(rs6000_option_override_internal): Likewise.
	(rs6000_handle_option): Don't assert that global structures are in
	use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
	(rs6000_default_cpu): New variable.
	(rs6000_file_start): Set it instead of local default_cpu.  Check
	rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
	global_options_set.x_rs6000_tune_index instead of rs6000_select.
	(rs6000_darwin_file_start): Check rs6000_default_cpu and
	global_options_set.x_rs6000_cpu_index instead of rs6000_select.
	* config/rs6000/rs6000.h (struct rs6000_cpu_select,
	rs6000_select): Remove.
	* config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
	Remove.
	(mcpu=, mtune=): Use Var, Init, Enum and Save.
	* config/rs6000/t-rs6000
	($(srcdir)/config/rs6000/rs6000-tables.opt): New.
	* config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
	global_options_set.x_rs6000_cpu_index instead of
	rs6000_select[1].string.
	* config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
	global_options_set.x_rs6000_cpu_index instead of
	rs6000_select[1].string.

2011-05-10  Joseph Myers  <joseph@codesourcery.com>

	* config.gcc (libgcc_tm_file): Define instead of including files
	from ../../libgcc/config/ in tm_file.
	* configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
	* configure: Regenerate.
	* Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
	libgcc_tm.h, cs-libgcc_tm.h): New.
	(TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
	(clean): Remove libgcc_tm.h.
	* config/arm/symbian.h (RENAME_LIBRARY): Remove.
	* mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
	* system.h (DECLARE_LIBRARY_RENAMES): Poison.

2011-05-10  Georg-Johann Lay  <avr@gjlay.de>

	PR target/48896
	* config/avr/avr.c (avr_ret_register): Return unsigned int
	instead of int.
	(avr_function_value): Mark fn_decl_or_type as unused, don't pass
	it to avr_libcall_value.
	avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
	expand_expr.
	(avr_expand_binop_builtin): Ditto.
	(avr_expand_unop_builtin): Ditto.

2011-05-10  DJ Delorie  <dj@redhat.com>

	* config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
	(LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
	* config/rx/rx.c (rx_align_for_label): Add label and
	uses_threshold parameters.  Do not align when the label is not
	used enough.
	* config/rx/rx-protos.h (rx_align_for_label): Update prototype.

2011-05-10  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-forwprop.c (combine_conversions): Pattern-match
	a series of conversions and apply foldings similar to what
	fold-const does.
	(tree_ssa_forward_propagate_single_use_vars): Call it.

2011-05-10  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/48611
	PR tree-optimization/48794
	* tree-eh.c (remove_unreachable_handlers): Don't remove regions
	referenced from RESX or EH_DISPATCH arguments.

	PR debug/48928
	* dfp.c (decimal_to_decnumber): Handle conversion from
	dconst{1,2,m1,half}.

2011-05-09  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
	for !flag_prefer_avx128.
	(ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.

2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>

	* fold-const.c (fold_range_test): Pass LOC to build_range_check.
	(fold_ternary_loc): Use expr_location_or.

2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>

	PR debug/48853
	* dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
	POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
	Pmode and mem_mode is not VOIDmode.

2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>

	* tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
	TYPE_QUAL_RESTRICT): Convert to enum.

2011-05-09  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
	(const_pow2_1_to_8_operand): Ditto.
	(const_pow2_1_to_128_operand): Ditto.
	(const_pow2_1_to_32768_operand): Ditto.
	* config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
	const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
	in insn constraint to check integer value of operand 3.
	* config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.

	(PINSR_MODE): New mode iterator.
	(sse2p4_1): New mode attribute.
	(<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
	sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
	iterator.  Use const_int_operand instead of
	const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
	exact_log2 in insn constraint to check integer value of operand 3.

2011-05-09  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (blendbits): Remove mode attribute.
	(<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
	instead of const_0_to_<blendbits>_operand for operand 3 predicate.
	Check integer value of operand 3 in insn constraint.

2011-05-09  Richard Guenther  <rguenther@suse.de>

	* lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
	for diagnostics.
	(lto_symtab_merge): Likewise.  Do not register types here.
	(lto_symtab_merge_decls_2): Likewise.
	(lto_symtab_merge_decls_1): Likewise.
	* gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
	* gimple.c (enum gtc_mode): Declare.
	(gimple_types_compatible_p): Make static.

2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.md (TD/TF mem to reg move splitter): Make the
	temporary register to match Pmode.

2011-05-09  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
	and *vec_concatv4si_1_avx.

2011-05-09  Uros Bizjak  <ubizjak@gmail.com>

	PR rtl-optimization/48927
	* ira-conflicts.c (commutative_constraint_p): Use
	recog_data.alternative_enabled_p to disable alternatives where
	"enabled" attribute is false.
	(get_dup_num): Ditto.
	* ira-lives.c (single_reg_class): Ditto.
	(ira_implicitly_set_insn_hard_regs): Ditto.

2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>

	* var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
	(dataflow_set_preserve_mem_locs): Likewise.

2011-05-09  Philipp Thomas  <pth@suse.de>

	* config/mep/mep.c (mep_validate_vliw): Syntax description
	should not be translated.

2011-05-09  Joseph Myers  <joseph@codesourcery.com>

	* config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
	* config/mips/mips-tables.opt: New file (generated).
	* config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
	* config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
	MIPS_ARCH_OPTION_NATIVE): Define.
	* config/mips/mips.c (mips_cpu_info_table): Move contents to
	mips-cpus.def.
	(mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
	mips_parse_cpu): Remove.
	(mips_cpu_info_from_opt, mips_default_arch): New.
	(mips_handle_option): Don't assert that global structures are in
	use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
	(mips_option_override): Use new variables and functions to set
	state of these options.  Use strcmp to check for individual CPU names.
	* config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
	definition.
	* config/mips/mips.opt (march=): Use ToLower and Enum.
	(mips): Use ToLower, Enum and Var.
	(mtune=): Use ToLower and Enum.
	* config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.

2011-05-08  Jan Hubicka  <jh@suse.cz>

	* gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
	Arrange type pairs to be UID ordered.
	(gimple_lookup_type_leader): Make inline.

2011-05-09  Nick Clifton  <nickc@redhat.com>

	PR target/48899
	* config/iq2000/iq2000.opt (iq2000_tune): Initialise to
	PROCESSOR_DEFAULT.

	PR target/48897
	* config/mn10300/mn10300.c (extract_bundle): Remove spurious local
	variable 's'.

2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>

	* combine.c (simplify_comparison): Abstract out parts into...
	(simplify_compare_const): ... new function.
	(try_combine): Generalize parallel arithmetic/compare combining
	to call simplify_compare_const() and CANONICALIZE_COMPARE().

2011-05-08  Jan Hubicka  <jh@suse.cz>

	* cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
	(cgraph_create_virtual_clone): Call hooks once virtual clone
	is finished.
	* cgraph.h (cgraph_clone_node): Update prototype.
	* ipa-cp.c (ipcp_estimate_growth): Use
	estimate_ipcp_clone_size_and_time.
	* ipa-inline-transform.c (clone_inlined_nodes): Update.
	* lto-cgraph.c (input_node): Update.
	* ipa-inline.c (recursive_inlining): Update.
	* ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
	(evaluate_conditions_for_known_args): Break out from ...
	(evaluate_conditions_for_edge): ... here.
	(evaluate_conditions_for_ipcp_clone): New function.
	(inline_node_duplication_hook): Update clone summary based
	on parameter map.
	(estimate_callee_size_and_time): Rename to ...
	(estimate_node_size_and_time): take NODE instead of EDGE;
	take POSSIBLE_TRUTHS as argument.
	(estimate_callee_size_and_time): Update.
	(estimate_ipcp_clone_size_and_time): New function.
	(do_estimate_edge_time): Update.

2011-05-08  Richard Guenther  <rguenther@suse.de>

	PR middle-end/48908
	PR middle-end/48905
	* expmed.c (expand_shift_1): Compute adjusted constant shift
	amount manually.

2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>

	* config/avr/avr.c (print_operand_address): Fix invalid RTL access.

2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>

	* config/rs6000/rs6000.c (output_profile_hook): Fix thinko.

2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* doc/invoke.texi (-fuse-linker-plugin): Improve grammar.

2011-05-07  Jan Hubicka  <jh@suse.cz>

	* ipa-inline-transform.c (inline_call): Account when program size
	decreases.
	* ipa-inline.c (relative_time_benefit): New function.
	(edge_badness): Reorganize to be power 2 based; fix thinko when
	computing badness for negative growth; update comments to match
	reality; better dumps.

2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>

	* langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
	type to bool and adjust comment.
	* fold-const.c (fold_range_test): Adjust call to global_bindings_p.
	(fold_mathfn_compare): Remove calls to global_bindings_p.
	(fold_inf_compare): Likewise.
	* stor-layout.c (variable_size): Adjust call to global_bindings_p.
	* c-tree.h (global_bindings_p): Adjust prototype.
	* c-decl.c (global_bindings_p): Return bool and simplify.

2011-05-07  Zdenek Dvorak  <ook@ucw.cz>

	PR tree-optimization/48837
	* tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
	when accumulator transformation is performed.

2011-05-06  Jan Hubicka  <jh@suse.cz>

	* i386.h (ix86_tune_indices): Add
	X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
	(TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
	* i386.c (initial_ix86_tune_features): Add
	X86_SOFTARE_PREFETCHING_BENEFICIAL.
	(software_prefetching_beneficial_p): Remove predicate.
	(ix86_option_override_internal): Use new macro.

2011-05-06  Jan Hubicka  <jh@suse.cz>

	* ipa-inline.c (update_callee_keys): Don't reset node growth cache.

2011-05-06  Jan Hubicka  <jh@suse.cz>

	* cgraph.c (cgraph_add_thunk): Create real function node instead
	of alias node; finalize it and mark needed/reachale; arrange visibility
	to be right and add it into the corresponding same comdat group list.
	(dump_cgraph_node): Dump thunks.
	* cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
	cgraph_function_with_gimple_body_p,
	cgraph_first_function_with_gimple_body,
	cgraph_next_function_with_gimple_body): New functions.
	(FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
	New macros.
	* ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
	(ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
	* cgraphunit.c (cgraph_finalize_function): Only look into possible
	devirtualization when optimizing.
	(verify_cgraph_node): Verify thunks.
	(cgraph_analyze_function): Analyze thunks.
	(cgraph_mark_functions_to_output): Output thunks only in combination
	with function they are assigned to.
	(assemble_thunk): Turn thunk into non-thunk; don't try to turn
	alias into normal node.
	(assemble_thunks): New functoin.
	(cgraph_expand_function): Use it.
	* lto-cgraph.c (lto_output_node): Stream thunks.
	(input_overwrite_node): Stream in thunks.
	* ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
	* lto-streamer-out.c (lto_output): Do not try to output thunk's body.
	* ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
	* ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
	(inline_analyze_function): Do not care about thunk jump functions.
	(inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
	* ipa-prop.c (ipa_prop_write_jump_functions): Use
	cgraph_function_with_gimple_body_p.
	* passes.c (do_per_function_toporder): Use
	cgraph_function_with_gimple_body_p.
	(execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
	(ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
	(function_called_by_processed_nodes_p): Likewise.

2011-05-06  Joseph Myers  <joseph@codesourcery.com>

	* config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
	rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
	entries.
	(mabi=): Replace with separate entries for mabi=altivec,
	mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
	mabi=ieeelongdouble and mabi=ibmlongdouble.
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Move
	check for -mabi=spe without SPE ABI support here.
	(rs6000_handle_option): Replace OPT_mabi_ handling with
	OPT_mabi_altivec and OPT_mabi_spe handling.

2011-05-06  Cary Coutant  <ccoutant@google.com>

	* dwarf2out.c (contains_subprogram_definition): New function.
	(should_move_die_to_comdat): Call it.

2011-05-06  Jeff Law  <law@redhat.com>

	* tree-ssa-threadupdate.c (create_block_for_threading): Do not call
	remove_ctrl_stmt_and_useless_edges.
	(create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
	(fixup_template_block, thread_single_edge): Likewise.
	(mark_threaded_blocks): Use THREAD_TARGET.

2011-05-06  Alan Modra  <amodra@gmail.com>

	PR target/48900
	* config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
	const0_rtx as the arg to the dummy __tls_get_addr libcall.

2011-05-06  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
	constraint modifier to "r".

2011-05-06  Joseph Myers  <joseph@codesourcery.com>

	* config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
	fall through for OPT_mcmodel_.

2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.c (s390_asm_trampoline_template): Comment
	instruction sizes.
	(s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.

2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

	PR target/47930
	* config/arm/arm.opt (marm): Document it.
	(mthumb): Reject negative variant.

2011-05-06  Uros Bizjak  <ubizjak@gmail.com>

	PR target/48898
	* config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
	Fix typo in "ccvt" variable name.

2011-05-06  Tristan Gingold  <gingold@adacore.com>

	PR target/48895
	* config/vms/vms-ar.c (main): Remove cwd variable.

2011-05-06  Jakub Jelinek  <jakub@redhat.com>

	PR debug/48902
	* var-tracking.c (prepare_call_arguments): Move else before #endif.

2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>

	* except.c (sjlj_emit_dispatch_table): Call build_case_label.
	* gimplify.c (gimplify_switch_expr): Likewise.
	* omp-low.c (expand_omp_sections): Likewise.
	* tree-eh.c (lower_try_finally_switch): Likewise.
	(lower_eh_dispatch): Likewise.
	* tree.h (build_case_label): Declare.
	* tree.c (build_case_label): Define.

2011-05-05  Jason Merrill  <jason@redhat.com>

	PR c++/40975
	* tree-inline.c (copy_tree_r): Use copy_statement_list.
	(copy_statement_list): Don't recurse.
	* stor-layout.c (copy_self_referential_tree_r): Don't allow
	STATEMENT_LIST.

2011-05-05  Joseph Myers  <joseph@codesourcery.com>

	* config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
	through from -mfpu= handling.
	* config/rs6000/rs6000.opt (mfpu=): Use Var and Init.

2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>

	* dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
	POST_MODIFY.

2011-05-05  Steve Ellcey  <sje@cup.hp.com>

	* config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
	for 11.31.
	(hppa[12]*-*-hpux11*): Ditto.
	(ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
	* config/ia64/hpux-unix2003.h: New.
	* config/pa/pa-hpux1131.opt: New.
	* config/pa/pa-hpux1131.h: New.
	* config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
	* config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
	* config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.

2011-05-05  Jakub Jelinek  <jakub@redhat.com>

	PR debug/48853
	* dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
	instead of mode as 3rd argument to recursive call.
	(mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
	emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
	VOIDmode.
	(mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
	don't give up if mode is Pmode and mem_mode is not VOIDmode.
	(mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
	use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.

2011-05-05  Julian Brown  <julian@codesourcery.com>

	* config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
	parenthesis in D-register case.

2011-05-05  Joseph Myers  <joseph@codesourcery.com>

	* opt-functions.awk (var_type_struct): Handle Enum options.
	* optc-gen.awk: Don't check range of variables of character type.
	* config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
	rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
	rs6000_sdata_name, rs6000_explicit_options): Remove.
	(rs6000_option_override_internal): Check for -malign-power here.
	Use global_options_set instead of rs6000_explicit_options.
	(rs6000_parse_fpu_option): Remove.
	(rs6000_handle_option): Access variables via opts and opts_set
	pointers.  Use error_at and warning_at.  Add fall-through
	comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
	OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
	OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
	OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
	here.  Don't use rs6000_parse_fpu_option.
	* config/rs6000/rs6000.h (fpu_type): Remove declaration.
	* config/rs6000/rs6000.opt (rs6000_long_double_type_size,
	rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
	(mrecip=): Use Var.
	(mspe): Use Var and Save.
	(mtraceback=): Use Enum and Var.
	(rs6000_traceback_type): New Enum and EnumValue entries.
	(mfloat-gprs=): Use Enum, Var and Save.
	(rs6000_float_gprs): New Enum and EnumValue entries.
	(mlong-double-): use Var and Save.
	(msched-costly-dep=, minsert-sched-nops=): Use Var.
	(malign-): Use Enum and Var.
	(rs6000_alignment_flags): New Enum and EnumValue entries.
	(mfpu=): Use Enum.
	(fpu_type_t): New Enum and EnumValue entries.
	* config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
	global_options_set instead of rs6000_explicit_options.
	* config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
	global_options_set instead of rs6000_explicit_options.
	* config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
	global_options_set instead of rs6000_explicit_options.
	* config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
	global_options_set instead of rs6000_explicit_options.
	* config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
	global_options_set instead of rs6000_explicit_options.
	* config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
	global_options_set instead of rs6000_explicit_options.
	(RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
	definition.
	* config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
	global_options_set instead of rs6000_explicit_options.
	* config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
	(rs6000_cmodel): New Enum and EnumValue entries.
	* config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
	global_options_set instead of rs6000_explicit_options.
	* config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
	(mtls-size=): Use Enum and Var.
	(rs6000_tls_size): New Enum and EnumValue entries.

2011-05-05  Michael Matz  <matz@suse.de>

	* config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
	* config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
	* config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
	* config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
	* config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
	* config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
	* config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
	* config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
	* config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
	* config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
	* config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
	* config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
	* config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
	* config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
	* config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
	* config/mips/linux.h (ENDFILE_SPEC): Add Ofast.

2011-05-05  Richard Guenther  <rguenther@suse.de>

	* expmed.c (expand_variable_shift): Rename to ...
	(expand_shift_1): ... this.  Take an expanded shift amount.
	For rotates recurse directly not building trees for the shift amount.
	(expand_variable_shift): Wrap around expand_shift_1.
	(expand_shift): Adjust.

2011-05-05  Jakub Jelinek  <jakub@redhat.com>

	* gimplify.c (create_tmp_var_raw): Don't call build_type_variant.

2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>

	* tree.h (get_pending_sizes): Remove prototype.
	(put_pending_size): Likewise.
	(put_pending_sizes): Likewise.
	* stor-layout.c (pending_sizes): Delete.
	(get_pending_sizes): Likewise.
	(put_pending_size): Likewise.
	(put_pending_sizes): Likewise.
	(variable_size): Do not call put_pending_size and tidy up.
	* function.h (struct function): Remove dont_save_pending_sizes_p.
	* lto-streamer-in.c (input_function): Do not stream it.
	* lto-streamer-out.c (output_function): Likewise.
	* tree-inline.c (initialize_cfun): Do not copy it.
	* c-decl.c (store_parm_decls): Do not set it.
	* omp-low.c (create_task_copyfn): Likewise.
	* tree-optimize.c (tree_rest_of_compilation): Likewise.

2011-05-05  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
	conditions.
	(*movdf_internal): Ditto.
	(*movdf_internal_nointeger): Ditto.
	(*movsf_internal): Ditto.

2011-05-05  Joseph Myers  <joseph@codesourcery.com>

	* c-decl.c (finish_decl): Don't call get_pending_sizes.
	(grokparm): Add parameter expr.  Pass it to grokdeclarator.
	(push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
	(c_variable_size): Remove.
	(grokdeclarator): Use save_expr instead of c_variable_size.  Don't
	call put_pending_sizes.
	(get_parm_info): Add parameter expr.  Use it to set
	arg_info->pending_sizes.
	(store_parm_decls): Use arg_info->pending_sizes instead or calling
	get_pending_sizes.
	* c-parser.c (c_parser_parms_declarator): Update call to
	c_parser_parms_list_declarator.
	(c_parser_parms_list_declarator): Take parameter expr.  Update
	call to push_parm_decl.  Update recursive call.  Don't call
	get_pending_sizes.  Update calls to get_parm_info.
	(c_parser_objc_method_definition): Update calls to
	c_parser_objc_method_decl and objc_start_method_definition.
	(c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
	(c_parser_objc_method_decl): Add parameter expr.  Update call to
	grokparm.
	(c_parser_objc_try_catch_finally_statement): Update call to grokparm.
	* c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
	(get_parm_info, grokparm, push_parm_decl): Update prototypes.

2011-05-05  Michael Hope  <michael.hope@linaro.org>

	PR pch/45979
	* config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
	__ARM_EABI__ hosts.

2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

	* config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
	(TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
	(spu_output_mi_thunk): New function.

2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
	targetm.asm_out.print_operand.
	* config/sol2.c: Include target.h.

2011-05-04  Jan Hubicka  <jh@suse.cz>

	* ipa-inline.c (reset_edge_caches): New function.
	(update_caller_keys): Add check_inlinablity_for; do not
	reset edge caches; remove now unnecesary loop.
	(update_callee_keys): Add comments; reset node_growth_cache of callee.
	(update_all_callee_keys): Likewise.
	(inline_small_functions): Sanity check cache; update code
	recomputing it.

2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>

	PR rtl-optimization/47612
	* df-problems.c (can_move_insns_across): Don't pick a cc0 setter
	as the last insn of the sequence to be moved.

2011-05-04  Tobias Burnus  <burnus@net-b.de>

	PR fortran/48864
	* doc/invoke.texi (Ofast): Document that it
	enables Fortran's -fno-protect-parens.

2011-05-04  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.

2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>

	* stor-layout.c (variable_size): Do not issue errors.

2011-05-04  Richard Guenther  <rguenther@suse.de>

	* coverage.c (tree_coverage_counter_ref): Use integer_type_node
	for array-ref indices.
	(tree_coverage_counter_addr): Likewise.
	(build_fn_info_type): Use size_int for index types.
	(build_gcov_info): Likewise.

2011-05-04  Richard Guenther  <rguenther@suse.de>

	* c-decl.c (check_bitfield_type_and_width): Do not pass NULL
	to build_int_cst.
	* c-typeck.c (really_start_incremental_init): Use bitsize_int
	for constructor indices.
	(push_init_level): Likewise.

2011-05-04  Richard Guenther  <rguenther@suse.de>

	* explow.c (promote_mode): Move variable declarations before code.

2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>

	* tree.h (build_function_type_array): Declare.
	(build_varargs_function_type_array): Declare.
	(build_function_type_vec, build_varargs_function_type_vec): Define.
	* tree.c (build_function_type_array_1): New function.
	(build_function_type_array): New function.
	(build_varargs_function_type_array): New function.

2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-vect-loop.c (vectorizable_reduction): Check reduction cost
	before setting STMT_VINFO_TYPE.

2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

	* config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
	instead of spu_pass_by_reference.

2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* calls.c (emit_library_call_value_1): Invoke
	promote_function_mode hook on libcall arguments.
	* explow.c (promote_function_mode, promote_mode): Handle TYPE
	argument being NULL.
	* targhooks.c (default_promote_function_mode): Lisewise.
	* config/s390/s390.c (s390_promote_function_mode): Likewise.
	* config/sparc/sparc.c (sparc_promote_function_mode): Likewise.

	* doc/tm.texi: Document that TYPE argument might be NULL.

2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>

	* config/bfin/bfin.c (bfin_cpus): Update silicon revisions.

2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>

	From Bernd Schmidt
	* config/bfin/bfin.md (addsi3): Add an alternative for IREGS.

2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
	(MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
	Move ...
	* mips-tfile.c: ... here.
	Don't include coretypes.h, tm.h, filenames.h.
	(saber_stop): Remove definition and all calls.
	[__SABER__]: Remove.
	(__LINE__): Remove default.
	(Size_t, Ptrdiff_t): Remove definitions.
	Replace by size_t, ptrdiff_t.
	[!MIPS_DEBUGGING_INFO]: Remove.
	(SHASH_SIZE, THASH_SIZE): Remove defaults.
	(progname): Add const.
	(STATIC): Remove.
	Replace all uses by static.
	(ALIGN_SYMTABLE_OFFSET): Remove default.
	* mips-tdump.c: Don't include coretypes.h, tm.h.
	Remove !MIPS_IS_STAB guard.
	* Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
	$(TM_H), filenames.h dependencies.
	(mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.

2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>

	From Jie Zhang
	*config/bfin/bfin.c (bfin_extra_live_on_entry): New.
	(TARGET_EXTRA_LIVE_ON_ENTRY): Define.

2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>

	From Bernd Schmidt
	* config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
	account and save/restore RETS.
	(PROFILE_BEFORE_PROLOGUE): Define.
	(ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
	the push insn to use predecrement.

2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>

	From Jie Zhang
	* config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.

2011-05-04  Nick Clifton  <nickc@redhat.com>

	* config/mn10300/mn10300.c: Include cfgloop.h.
	(DUMP): New macro.
	(mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
	Lcc or a FLcc insn into the instruction stream.
	(mn10300_block_contains_call): New function.  Returns true if the
	given basic block contains a CALL insn.
	(mn10300_loop_contains_call_insn): New function.  Returns true if
	the given loop contains a CALL insn.
	(mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
	to use the SETLB and Lcc or FLcc insns.
	(mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
	(TARGET_FLAGS): Add MASK_ALLOW_SETLB.
	* config/mn10300/mn10300.opt (msetlb): New option.  Used to
	disable the SETLB optimization.
	* config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
	__SETLB__ or __NO_SETLB__.
	* config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
	(movsf_internal): Handle MDR register.
	(cmpsi): Make visible.
	(setlb): New pattern.
	(Lcc): New pattern.
	(FLcc): New pattern.

2011-05-04  Uros Bizjak  <ubizjak@gmail.com>

	PR target/48860
	* config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
	for reg<->xmm moves.
	* config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
	(vec_concatv2di_rex64_sse): Ditto.
	(*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
	(*vec_extractv2di_1_rex64): Ditto.

	Revert:
	2011-05-02  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
	reg<->xmm moves.
	(*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.

2011-05-04  Richard Guenther  <rguenther@suse.de>

	* tree.h (int_const_binop): Remove notrunc argument.
	* fold-const.c (int_const_binop): Remove notrunc argument.  Always
	create integer constants that are properly truncated.
	(extract_muldiv_1): Expand one notrunc int_const_binop caller.
	(const_binop): Remove zero notrunc argument to int_const_binop.
	(size_binop_loc): Likewise.
	(fold_div_compare): Likewise.
	(maybe_canonicalize_comparison_1): Likewise.
	(fold_comparison): Likewise.
	(fold_binary_loc): Likewise.
	(multiple_of_p): Likewise.
	* expr.c (store_constructor): Likewise.
	* gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
	(maybe_fold_stmt_addition): Likewise.
	* ipa-prop.c (ipa_modify_call_arguments): Likewise.
	* stor-layout.c (layout_type): Likewise.
	* tree-data-ref.c (tree_fold_divides_p): Likewise.
	* tree-sra.c (build_ref_for_offset): Likewise.
	(build_user_friendly_ref_for_offset): Likewise.
	* tree-ssa-address.c (maybe_fold_tmr): Likewise.
	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
	* tree-ssa-loop-niter.c (inverse): Likewise.
	* tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
	* tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
	* tree-switch-conversion.c (check_range): Likewise.
	(build_constructors): Likewise.
	* tree-vect-generic.c (expand_vector_piecewise): Likewise.
	* tree-vrp.c (set_and_canonicalize_value_range): Likewise.
	(extract_range_from_assert): Likewise.
	(vrp_int_const_binop): Likewise.
	(extract_range_from_binary_expr): Likewise.
	(extract_range_from_unary_expr): Likewise.
	(check_array_ref): Likewise.
	(find_case_label_range): Likewise.
	(simplify_div_or_mod_using_ranges): Likewise.
	* tree-cfg.c (group_case_labels_stmt): Use double-ints for
	comparing case labels for merging.

2011-05-03  Mark Wielaard  <mjw@redhat.com>

	* dwarf2out.c (debug_str_hash_forced): Removed.
	(gen_label_for_indirect_string): Removed.
	(get_debug_string_label): Removed.
	(AT_string_form): Generate label directly.
	(output_indirect_string): Test indirect_string_node for
	DW_FORM_strp instead of checking label and refcount.
	(prune_indirect_string): Removed.
	(prune_unused_types): Don't check debug_str_hash_forced or
	call prune_indirect_string.

2011-05-04  Alexandre Oliva  <aoliva@redhat.com>

	PR other/48093
	* doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.

2011-05-04  Alexandre Oliva  <aoliva@redhat.com>

	PR debug/47994
	PR debug/47919
	* combine.c (try_combine): Skip debug insns at m_split tests.

2011-04-26  Mark Wielaard  <mjw@redhat.com>

	PR42288
	* dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
	when info_section_emitted.

2011-05-03  Joseph Myers  <joseph@codesourcery.com>

	* config/mips/mips-opts.h: New.
	* config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
	to mips-opts.h.
	(mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
	(mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
	or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
	via opts pointer.
	* config/mips/mips.h (enum mips_code_readable_setting): Move to
	mips-opts.h.
	(mips_abi, mips_code_readable): Don't declare.
	* config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
	(mabi=): Use Enum and Var.
	(mips_abi): New Enum and EnumValue entries.
	(mcode-readable=): Use Enum and Var.
	(mips_code_readable_setting): New Enum and EnumValue entries.
	(mr10k-cache-barrier=): Use Enum and Var.
	(mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.

2011-05-03  Jan Hubicka  <jh@suse.cz>

	* cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
	replace hash by pointer map.
	(cgraph_node_set_element_def, cgraph_node_set_element,
	const_cgraph_node_set_element, varpool_node_set_element_def,
	varpool_node_set_element, const_varpool_node_set_element): Remove.
	(free_cgraph_node_set, free_varpool_node_set): New function.
	(cgraph_node_set_size, varpool_node_set_size): Use vector size.
	* tree-emutls.c: Free varpool node set.
	* ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
	cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
	debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
	varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
	dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
	Move here from ipa.c; implement using pointer_map
	* ipa.c (cgraph_node_set_new, cgraph_node_set_add,
	cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
	debug_cgraph_node_set, varpool_node_set_new,
	varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
	dump_varpool_node_set, debug_varpool_node_set):
	Move to ipa-uitls.c.
	* passes.c (ipa_write_summaries): Update.

2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>

	From Mike Frysinger:
	* config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
	bf542/bf544/bf547/bf548/bf549.

2011-05-03  Uros Bizjak  <ubizjak@gmail.com>

	* expmed.c (extract_bit_field_1): Remove write-only variable "icode".

2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>

	From Bernd Schmidt:
	* config/bfin/bfin.md (MOVCC): New mode_macro.
	(mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
	movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
	comments from generated assembly.

2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>

	From Bernd Schmidt
	* config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
	* config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
	* config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
	* config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
	* config/bfin/lib1funcs.asm (___muldi3): New function.

2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>

	* config/stormy16/stormy16 (xstormy16_init_builtins): Call
	build_function_type_list instead of build_function_type.
	Rearrange initialization of `args' to do so.

2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>

	* config/i386/i386.c (ix86_code_end): Call build_function_type_list
	instead of build_function_type.

2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>

	* config/rs6000/rs6000.c (spe_init_builtins): Call
	build_function_type_list instead of build_function_type.
	(paired_init_builtins, altivec_init_builtins): Likewise.
	(builtin_function_type): Likewise.

2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>

	* config/sh/sh.c (sh_media_init_builtins): Call
	build_function_type_list instead of build_function_type.

2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>

	* config/sparc/sparc.c (sparc_file_end): Call
	build_function_type_list instead of build_function_type.

2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>

	* config/alpha/alpha.c (alpha_init_builtins): Call
	build_function_type_list instead of build_function_type.

2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>

	* config/xtensa/xtensa.c (xtensa_init_builtins): Call
	build_function_type_list instead of build_function_type.

2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>

	* config/iq2000/i2000.c (iq2000_init_builtins): Call
	build_function_type_list instead of build_function_type.
	Delete `endlink' variable.

2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>

	* config/avr/avr.c (avr_init_builtins): Call
	build_function_type_list instead of build_function_type.

2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>

	* config/picochip/picochip.c (picochip_init_builtins): Call
	build_function_type_list instead of build_function_type.
	Delete `endlink' variable.

2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>

	* config/bfin/bfin.c (bfin_init_builtins): Call
	build_function_type_list instead of build_function_type.

2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>

	From Bernd Schmidt
	* config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
	that's not CONST_INT.  Seemingly redundant check is due to PR39768.

2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>

	From Jie Zhang:
	* config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
	libbffastfp overrides libgcc when -mfast-fp.

2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>

	Originally from Bernd Schmidt
	* config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
	* config/bfin/bfin.c (override_options): Test it and error if
	TARGET_FDPIC.

2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>

	Originally From Bernd Schmidt
	* config/bfin/bfin.c (override_options): Disable -fstack-limit for
	FD-PIC.

2011-05-03  Jeff Law  <law@redhat.com>

	* tree-ssa-threadupdate.c (THREAD_TARGET): define.
	(remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
	(craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
	than accessing AUX field directly.  Free the AUX field before
	clearing it.
	(thread_block, thread_through_loop_header): Likewise.
	(thread_single_edge, mark_threaded_blocks): Likewise.
	(redirect_edges): Delay clearing the AUX field.  Free the AUX field.
	(register_jump_thread): Do not attempt to thread to a NULL edge.

2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>

	* function.c (init_function_start): Call decide_function_section.
	* varasm.c (decide_function_section): New function.
	(assemble_start_function): When not using
	flag_reorder_blocks_and_partition, don't compute in_cold_section_p
	or first_function_block_is_cold.
	* rtl.h (decide_function_section): Declare.

2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR target/48774
	* config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
	only succeed if req_mode is the same as set_mode.

2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>

	* gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
	* genemit.c (gen_exp): Handle RETURN.
	* emit-rtl.c (verify_rtx_sharing): Likewise.
	(init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
	* rtl.c (copy_rtx): RETURN is shared.
	* rtl.h (enum global_rtl_index): Add GR_RETURN.
	(ret_rtx): New.
	* jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
	* config/s390/s390.c (s390_emit_epilogue): Likewise.
	* config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
	* config/cris/cris.c (cris_expand_return): Likewise.
	* config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
	* config/rs6000/rs6000.c (rs6000_make_savres_rtx,
	rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
	* config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
	* config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
	Likewise.
	* config/v850/v850.c (expand_epilogue): Likewise.
	* config/bfin/bfin.c (bfin_expand_call): Likewise.
	* config/arm/arm.md (epilogue): Likewise.
	* config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
	* config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
	variable to ret_reg.

2011-05-03  Richard Guenther  <rguenther@suse.de>

	PR lto/48846
	* lto-streamer-in.c (unpack_ts_decl_common_value_fields):
	Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
	* lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.

2011-05-03  Richard Guenther  <rguenther@suse.de>

	* c-decl.c (grokdeclarator): Instead of looking at
	TREE_OVERFLOW check if the constant fits in the index type.

2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>

	* config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
	(vec_store_lanes<mode><mode>): Likewise.

2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>

	* doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
	* optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
	convert_optab_index values.
	(vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
	* genopinit.c (optabs): Initialize the new optabs.
	* internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
	* internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
	(expand_STORE_LANES): New functions.
	* tree.h (build_array_type_nelts): Declare.
	* tree.c (build_array_type_nelts): New function.
	* tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
	(vect_model_load_cost): Likewise.
	(vect_store_lanes_supported, vect_load_lanes_supported)
	(vect_record_strided_load_vectors): Declare.
	* tree-vect-data-refs.c (vect_lanes_optab_supported_p)
	(vect_store_lanes_supported, vect_load_lanes_supported): New functions.
	(vect_transform_strided_load): Split out statement recording into...
	(vect_record_strided_load_vectors): ...this new function.
	* tree-vect-stmts.c (create_vector_array, read_vector_array)
	(write_vector_array, create_array_ref): New functions.
	(vect_model_store_cost): Add store_lanes_p argument.
	(vect_model_load_cost): Add load_lanes_p argument.
	(vectorizable_store): Try to use store-lanes functions for
	interleaved stores.
	(vectorizable_load): Likewise load-lanes and loads.
	* tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
	to vect_model_store_cost.
	(vect_build_slp_tree): Likewise vect_model_load_cost.

2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>

	* hooks.h (hook_bool_mode_uhwi_false): Declare.
	* hooks.c (hook_bool_mode_uhwi_false): New function.
	* target.def (array_mode_supported_p): New hook.
	* doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
	* doc/tm.texi: Regenerate.
	* stor-layout.c (mode_for_array): New function.
	(layout_type): Use it.
	* config/arm/arm.c (arm_array_mode_supported_p): New function.
	(TARGET_ARRAY_MODE_SUPPORTED_P): Define.

2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/48723
	* config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
	for -fstack-check if the size to allocate is negative.

2011-05-02  Lawrence Crowl  <crowl@google.com>

	* timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
	(timevar_cond_start): New for starting a timer only when it is not
	already running.
	(timevar_cond_stop): New for stopping a timer when it was not already
	running.

	* timevar.c (timevar_stop): Enable start/stop timers to start again.
	(timevar_cond_start): New as above.
	(timevar_cond_stop): New as above.

	* timevar.def: Add start/stop timers for compiler phases,
	TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
	TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
	and TV_PHASE_FINALIZE.
	Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
	Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
	TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
	Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
	Make unused TV_OVERLOAD into a start/stop timer.

	Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
	Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
	to indicate that they are start/stop timers.

	* toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
	Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
	Move initialization to do_compile.
	(do_compile): Add initialization from above.
	Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.

	* c-decl.c (c_write_global_declarations): Add start/stop of
	TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.

	* c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
	or TV_PARSE_INLINE, as appropriate.
	(c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
	(c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.

2011-05-02  Jason Merrill  <jason@redhat.com>

	PR c++/40975
	* tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.

2011-05-02  Simon Martin  <simartin@users.sourceforge.net>

	PR c/35445
	* c-decl.c (finish_decl): Only create a composite if the types are
	compatible.

2011-05-02  Joseph Myers  <joseph@codesourcery.com>

	* config/fr30/fr30-protos.h (Mmode): Don't define.
	* config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
	definition where used.
	* config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
	define.  Expand definitions where used.
	* config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
	Expand definitions where used.
	* config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
	rx_function_arg, rx_function_arg_advance,
	rx_function_arg_boundary): Expand definitions of those macros.
	* config/v850/v850-protos.h (Mmode): Don't define.  Expand
	definition where used.

2011-05-02  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
	reg<->xmm moves.
	(*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
	(*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
	with *movv2sf_internal_rex64_avx.
	(*movv2sf_internal): Merge with *movv2sf_internal_avx.
	* config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
	Use %v prefix in insn mnemonic to handle TARGET_AVX.
	(*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
	"vex" in "prefix" attribute calculation.
	(*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.

2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>

	PR target/47951
	* config/bfin/bfin.md (loop_end): Use matching constraints to ensure
	inputs match the output.

2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>

	PR target/47955
	* config/m68k/m68k.c (m68k_expand_prologue): Set
	current_function_static_stack_size.

2011-05-02   Jan Hubicka  <jh@suse.cz>

	* lto-streamer.c (lto_streamer_cache_insert_1,
	lto_streamer_cache_lookup, lto_streamer_cache_create,
	lto_streamer_cache_delete): Use pointer map instead of hashtable.
	* lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.

2011-05-02  Joseph Myers  <joseph@codesourcery.com>

	* config/m68k/genopt.sh, config/m68k/m68k-isas.def,
	config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
	config/m68k/t-opts: New files.
	* config/m68k/m68k-tables.opt: New file (generated).
	* config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
	extra_options and m68k/t-opts to tmake_file.
	* config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
	(all_isas): Initialize using m68k-isas.def.
	(all_microarchs): Initialize using m68k-microarchs.def.
	(m68k_find_selection): Remove.
	(m68k_handle_option): Don't assert that global structures are in
	use.  Use error_at.  Access variables via opts pointer.  Don't
	handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
	directly for -m68020-40 and -m68020-60.
	(m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
	m68k_tune_entry here.
	* config/m68k/m68k.h (enum uarch_type, enum target_device): Move
	to m68k-opts.h.
	(m68k_library_id_string): Remove declaration.
	* config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
	(m68k_library_id_string): New Variable.
	(march=, mcpu=, mtune=): Use Enum and Var.

2011-05-02  Richard Guenther  <rguenther@suse.de>

	* varasm.c (output_constructor_regular_field): Compute zero-based
	index with double-ints.  Make sure to ICE instead of producing
	wrong code.
	* cgraph.c (cgraph_add_thunk): Do not create new tree nodes
	in asserts.  Properly use a signed type.

2011-05-02  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (V): New mode iterator.
	(V_128): Rename from SSEMODE.  Make V2DF mode conditional on
	TARGET_SSE2.
	(V_256): Rename from AVX256MODE.
	(VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
	condition to all users.
	(VF1): Ditto.
	(VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
	condition to all users.
	(VF_128): Make V4SF mode unconditional.
	(VF_256): Rename from AVX256MODEF2P.
	(VI4F_128): Rename from SSEMODE4S.
	(VI8F_128): Rename from SSEMODE2D.
	(VI4F_256): Rename from AVX256MODE8P.
	(VI8F_256): Rename from AVX256MODE4P.
	(avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
	(ssescalarmodesuffix): Remove SF and DF modes.
	(SSEMODE124): Remove.
	(SSEMODE1248): Ditto.
	(SSEMODEF2P): Ditto.
	(AVXMODEF2P): Ditto.
	(AVXMODEFDP): Ditto.
	(AVXMODEFSP): Ditto.
	(VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
	unconditional.
	(VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
	unconditional.
	(xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
	xop_pcmov_<mode>256.  Use V mode iterator.

	Adjust RTX patterns globally for renamed mode attributes.

2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

	* haifa-sched.c (sched_emit_insn): Emit insn before first
	non-scheduled insn.  Inform back-end about new insn.  Add
	new insn to scheduled_insns list.

2011-05-02  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/48822
	* tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
	(process_scc): Indicate which iteration we start.

2011-05-02  Jan Hubicka  <jh@suse.cz>

	* lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
	(lto_section_overrun): New.
	* lto-section-out.c (append_block): Rename to ...
	(lto_append_block): ... this one; export.
	(lto_output_1_stream): Move lto lto-streamer.h
	(lto_output_data_stream): Update.
	* lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
	(lto_output_1_stream, lto_input_1_unsigned): Turn into inline
	functions.

2011-05-02  Richard Guenther  <rguenther@suse.de>

	* tree.c (tree_code_counts): New global array.
	(record_node_allocation_statistics): Count individual tree codes.
	(dump_tree_statistics): Dump individual code stats.

2011-05-01  Jan Hubicka  <jh@suse.cz>

	* ipa-inline.c (caller_growth_limits): Fix thinko when
	looking for largest stack frame.
	* ipa-inline.h (dump_inline_summary): Declare.
	* ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
	on stack usage.
	(dump_inline_summary): Export.
	(debug_inline_summary): Declare as DEBUG_FUNCTION.

2011-05-01  Anatoly Sokolov  <aesok@post.ru>

	* reginfo.c (memory_move_cost): Change rclass argument type form
	'enum reg_class' to reg_class_t.
	* reload.h (memory_move_cost): Update prototype.
	* postreload.c reload_cse_simplify_set): Change type dclass var to
	reg_class_t.
	* ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
	Update prototype.
	(ira_allocate_and_set_costs): Change aclass argument type form
	'enum reg_class' to reg_class_t.
	* ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
	Change aclass argument type to reg_class_t.
	(update_conflict_hard_reg_costs): Change type aclass and pref vars
	to reg_class_t.
	* gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
	memory_move_cost call.

	* config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
	'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
	Change type tmp var to reg_class_t.

2011-04-30  Jan Hubicka  <jh@suse.cz>

	* ipa-inline.c (can_inline_edge_p): Disregard limits when
	inlining into function with flatten attribute.
	(want_inline_small_function_p): Be more realistic about inlining
	cold calls where callee size grows.

2011-04-30  Jan Hubicka  <jh@suse.cz>

	* cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
	flags.

2011-04-30  Anatoly Sokolov  <aesok@post.ru>

	* config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
	PRINT_OPERAND_PUNCT_VALID_P): Remove.
	* config/sparc/sparc-protos.h (print_operand): Remove declaration.
	* config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
	TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
	(print_operand): Rename to...
	(sparc_print_operand): ...this. Make static. Adjust
	sparc_print_operand function call.
	(sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
	functions.

2011-04-30  Jan Hubicka  <jh@suse.cz>

	PR middle-end/48752
	* ipa-inline.c (early_inliner): Disable when doing late
	addition of function.

2011-04-30  Jakub Jelinek  <jakub@redhat.com>

	* dwarf2out.c (get_address_mode): New inline.
	(mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
	if not dwarf_strict emit
	DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
	desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
	UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
	FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
	(dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
	dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
	mem_loc_descriptor callers.
	(dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
	output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
	Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
	DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
	(base_types): New variable.
	(get_base_type_offset, calc_base_type_die_sizes,
	base_type_for_mode, mark_base_types, base_type_cmp,
	move_marked_base_types): New functions.
	(calc_die_sizes): Assert that die_offset is 0 or equal to
	next_die_offset.
	(loc_descriptor): Only handle here lowpart SUBREGs of REG, for
	others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
	callers.  If not dwarf_strict, call mem_loc_descriptor even for
	non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
	(gen_subprogram_die): Don't give up on call site parameters
	with non-integral or large integral modes.  Adjust
	mem_loc_descriptor callers.
	(prune_unused_types): Call prune_unused_types_mark on base_types
	vector entries.
	(resolve_addr): Call mark_base_types.
	(dwarf2out_finish): Call move_marked_base_types.

	PR tree-optimization/48809
	* tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
	type.
	(gen_inbound_check): Don't compute index_expr - range_min in utype
	again, instead reuse SSA_NAME initialized in build_arrays.
	Remove two useless gsi_for_stmt calls.

2011-04-29  Jeff Law  <law@redhat.com>

	* tree-ssa-threadedge.c (thread_across_edge): Add missing return.

2011-04-29  Martin Jambor  <mjambor@suse.cz>

	* cgraph.h (cgraph_postorder): Remove declaration.
	* ipa-utils.h (ipa_free_postorder_info): Declare.
	(ipa_reverse_postorder): Likewise.
	* cgraphunit.c: Include ipa-utils.h.
	(cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
	* ipa-inline.c: Include ipa-utils.h.
	(ipa_inline): Update call to ipa_reverse_postorder.
	* ipa-pure-const.c (propagate_pure_const): Update call to
	ipa_reduced_postorder and ipa_print_order.  Call
	ipa_free_postorder_info to clean up.
	(propagate_nothrow): Likewise.
	* ipa-reference.c (propagate): Removed a useless call to
	ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
	and ipa_print_order.  Call ipa_free_postorder_info to clean up.
	* ipa.c: Include ipa-utils.h.
	(ipa_profile): Update call to ipa_reverse_postorder.
	(cgraph_postorder): Moved to...
	* ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
	(ipa_utils_print_order): Renamed to ipa_print_order.
	(ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
	comments.
	(ipa_free_postorder_info): New function.
	* passes.c: Include ipa-utils.h.
	(do_per_function_toporder): Update call to ipa_reverse_postorder.
	(ipa_write_summaries): Likewise.
	* Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
	(cgraphunit.o): Likewise.
	(ipa.o): Likewise.
	(ipa-inline.o): Likewise.

2011-04-29  Jan Hubicka  <jh@suse.cz>

	* gcc.dg/tree-ssa/inline-10.c: New testcase.
	* gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
	* ipa-inline.h (clause_t): Turn into unsigned int.
	* ipa-inline-analysis.c (add_clause): Do more simplification.
	(and_predicates): Shortcut more cases.
	(predicates_equal_p): Move forward; check that clauses are properly
	ordered.
	(or_predicates): Shortcut more cases.
	(edge_execution_predicate): Rewrite as...
	(set_cond_stmt_execution_predicate): ... this function; handle
	__builtin_constant_p.
	(set_switch_stmt_execution_predicate): New .
	(compute_bb_predicates): New.
	(will_be_nonconstant_predicate): Update TODO.
	(estimate_function_body_sizes): Use compute_bb_predicates
	and free them later, always try to estimate if stmt is constant.
	(estimate_time_after_inlining, estimate_size_after_inlining):
	Gracefully handle optimized out edges.
	(read_predicate): Fix off by one error.

2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>

	* Makefile.in (ENABLE_MAINTAINER_RULES): New.

2011-04-27  Xinliang David Li  <davidxl@google.com>

	* tree-profile.c (init_ic_make_global_vars): Set
	tls attribute on ic vars.
	* coverage.c (coverage_end_function): Initialize
	function_list with zero.

2011-04-29  Richard Guenther  <rguenther@suse.de>

	* builtins.c (fold_builtin_classify_type): Use integer_type_node
	for the type of the result.
	(fold_builtin_isascii): Likewise.
	(fold_builtin_toascii): Use integer_type_node where appropriate.
	(fold_builtin_logb): Likewise.
	(fold_builtin_frexp): Likewise.
	(fold_builtin_strstr): Likewise.
	(fold_builtin_strpbrk): Likewise.
	(fold_builtin_fputs): Likewise.
	(fold_builtin_sprintf): Likewise.
	(fold_builtin_snprintf): Likewise.
	(fold_builtin_printf): Likewise.
	(do_mpfr_remquo): Use a proper type for the assigned constant.
	(do_mpfr_lgamma_r): Likewise.
	* dwarf2out.c (resolve_one_addr): Use size_int.
	* except.c (init_eh): Likewise.
	(assign_filter_values): Use integer_type_node for filter values.
	(sjlj_emit_dispatch_table): Use integer_type_node for dispatch
	indices.
	* tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
	for EH region numbers.
	* tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
	for the shift amount.

2011-04-29  Richard Guenther  <rguenther@suse.de>

	* expr.h (expand_shift): Rename to ...
	(expand_variable_shift): ... this.
	(expand_shift): Take a constant shift amount.
	* expmed.c (expand_shift): Rename to ...
	(expand_variable_shift): ... this.
	(expand_shift): New wrapper around expand_variable_shift.
	* expr.c (convert_move, emit_group_load_1, emit_group_store,
	optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
	expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
	* expmed.c (store_fixed_bit_field, extract_bit_field_1,
	extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
	expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
	extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
	emit_store_flag_1, emit_store_flag): Likewise.
	* builtins.c (expand_builtin_signbit): Likewise.
	* calls.c (load_register_parameters): Likewise.
	* function.c (assign_parm_setup_block): Likewise.
	* lower-subreg.c (resolve_shift_zext): Likewise.
	* optabs.c (widen_bswap, expand_abs_nojump,
	expand_one_cmpl_abs_nojump, expand_float): Likewise.
	* spu/spu.c (spu_expand_extv): Likewise.
	* sparc/sparc.c (sparc32_initialize_trampoline): Likewise.

2011-04-29  Richard Guenther  <rguenther@suse.de>

	* tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
	for the remapped region number.
	* predict.c (build_predict_expr): Use integer_type_node for the
	predict kind.
	* fold-const.c (fold_binary_loc): Use integer_type_node for
	the shift amount.  Use a proper type for the PLUS_EXPR operand.

2011-04-29  Michael Matz  <matz@suse.de>

	* lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
	other trees that just builtins.
	(lto_record_common_node): Don't leave NULL TYPE_CANONICAL.

2011-04-29  Richard Guenther  <rguenther@suse.de>

	* tree-nested.c (get_trampoline_type): Use size_int.
	(get_nl_goto_field): Likewise.
	* tree-eh.c (lower_try_finally_switch): Use integer_type_node
	for all indexes.
	(lower_eh_constructs_2): Likewise.
	(lower_resx): Likewise.
	(lower_eh_dispatch): Likewise.
	* tree-mudflap.c (mf_build_string): Use size_int.
	(mudflap_register_call): Use integer_type_node for the flag.
	(mudflap_enqueue_constant): Use size_int.
	* tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
	instead of rebuilding it.

2011-04-29  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-structalias.c (get_fi_for_callee): Restructure.
	Handle OBJ_TYPE_REF.
	(find_func_aliases_for_call): Use it more consistently.

2011-04-29  Alexandre Oliva  <aoliva@redhat.com>

	* haifa-sched.c (last_nondebug_scheduled_insn): New.
	(rank_for_schedule): Use it.
	(schedule_block): Set it.

2011-04-28  David Li  <davidxl@google.com>

	* tree.c (crc32_string): Use crc32_byte.
	(crc32_byte): New function.
	* tree.h (crc32_byte): New function.
	* gcov.c (read_graph_file): Handle new cfg_cksum.
	(read_count_file): Ditto.
	* profile.c (instrument_values): Ditto.
	(get_exec_counts): Ditto.
	(read_profile_edge_counts): Ditto.
	(compute_branch_probabilities): Ditto.
	(compute_value_histograms): Ditto.
	(branch_prob): Ditto.
	(end_branch_prob): Ditto.
	* coverage.c (read_counts_file): Ditto.
	(get_coverage_counts): Ditto.
	(tree_coverage_counter_addr): Ditto.
	(coverage_checksum_string): Ditto.
	(coverage_begin_output): Ditto.
	(coverage_end_function): Ditto.
	(build_fn_info_type): Ditto.
	(build_fn_info_value): Ditto.
	* libgcov.c (gcov_exit): Ditto.
	* gcov-dump.c (tag_function): Ditto.
	(compute_checksum): Remove.

2011-04-29  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
	unspec plus offset.  Tidy macho code.

2011-04-29  Martin Jambor  <mjambor@suse.cz>

	* cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
	node instead of a decl.  Update all callers.
	* cgraph.h: Update declaration.

2011-04-28  Ira Rosen  <ira.rosen@linaro.org>

	PR tree-optimization/48765
	* tree-vectorizer.h (vect_make_slp_decision): Return bool.
	* tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
	to indicate if loop aware SLP is being used.  Scan the statements
	and update the vectorization factor according to the type of
	vectorization before statement analysis.
	(vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
	pass it to vect_analyze_loop_operations.
	(vectorizable_reduction): Set number of copies to 1 in case of pure
	SLP statement.
	* tree-vect-stmts.c (vectorizable_conversion,
	vectorizable_assignment, vectorizable_shift,
	vectorizable_operation, vectorizable_type_demotion,
	vectorizable_type_promotion, vectorizable_store, vectorizable_load):
	Likewise.
	(vectorizable_condition): Move the check that it is not SLP
	vectorization before the number of copies check.
	* tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
	to vectorize the loop using SLP.

2011-04-28  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/48597
	* final.c (final_scan_insn): Call dwarf2out_frame_debug even for
	inline asm.

2011-04-28  Joseph Myers  <joseph@codesourcery.com>

	* config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
	*-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
	(i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
	i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
	x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
	linux*.h headers.
	* config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
	* config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
	* config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
	* config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
	* config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
	* config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
	REG_NAME.
	* config/i386/linux.h (REG_NAME): Don't define.
	* config/i386/linux64.h (REG_NAME): Don't define.
	* config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
	Undefine before defining.

2011-04-28  Jan Hubicka  <jh@suse.cz>

	* ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
	nonconstant_names array.
	(estimate_function_body_sizes): Build nonconstant_names array; handle
	BUILT_IN_CONSTANT_P.

2011-04-28  Richard Guenther  <rguenther@suse.de>

	PR bootstrap/48804
	Revert
	2011-04-28  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-structalias.c (solve_constraints): Build succ graph
	as late as possible.

2011-04-28  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-structalias.c (dump_constraint): Don't end the line.
	(debug_constraint): Do it here.
	(dump_constraints): And here.
	(rewrite_constraints): And here.
	(dump_constraint_edge): Remove.
	(dump_constraint_graph): Rewrite to produce DOT output.
	(solve_constraints): Build succ graph as late as possible.
	Dump constraint graphs before and after solving.

2011-04-28  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
	New function split out from ...
	(find_func_aliases): ... here.  Call it.
	(find_func_aliases_for_call): Likewise.

2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* internal-fn.h (internal_fn_name_array): Declare.
	(internal_fn_flags_array): Likewise.

2011-04-27  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
	ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
	Move from sse.md.
	(ssemodefsuffix): Remove.
	(ssevecmodesuffix): New mode attribute.
	(fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
	*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
	*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
	*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
	*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
	*sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
	*ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
	ssemodesuffix mode attribute.
	(float splitters): Use ssevecmodesuffix mode attribute.
	* config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
	(sseinsmode): Rename from avxvecmode.
	(avxsizesuffix): Rename from avxmodesuffix.
	(sseintvecmode): Rename from avxpermvecmode.
	(ssedoublevecmode): Rename from ssedoublesizemode.
	(ssehalfvecmode): Rename from avxhalfvecmode.
	(ssescalarmode): Rename from avxscalarmode.
	(<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
	templates for ssemodesuffix mode attribute.
	(*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
	mode attribute.

	Adjust RTX patterns globally for renamed mode attributes.

2011-04-27  Jan Hubcika  <jh@suse.cz>

	* ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
	* ipa-inline-analysis.c: Include alloc-pool.h.
	(edge_predicate_pool): New.
	(trye_predicate_p): New function
	(false_predicate_p): New function.
	(add_clause): Sanity check that false clauses are "optimized";
	never add clauses to predicate that is already known to be false.
	(and_predicate): Use flase_predicate_p.
	(evaulate_predicate): Rename to ...
	(evaluate_predicate): ... this one; update all callers; assert
	that false is not listed among possible truths.
	(dump_predicate): Use true_predicate_p.
	(account_size_time): Use false_predicate_p.
	(evaulate_conditions_for_edge): Rename to ...
	(evaluate_conditions_for_edge) ... this one.
	(edge_set_predicate): New function.
	(inline_edge_duplication_hook): Duplicate edge predicates.
	(inline_edge_removal_hook): Free edge predicates.
	(dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
	(dump_inline_summary): Update.
	(estimate_function_body_sizes): Set edge predicates.
	(estimate_calls_size_and_time): Handle predicates.
	(estimate_callee_size_and_time): Update.
	(remap_predicate): Add toplev_predicate; update comment.
	(remap_edge_predicates): New function.
	(inline_merge_summary): Compute toplev predicate; update.
	(read_predicate): New function.
	(read_inline_edge_summary): Use it.
	(inline_read_section): Likewise.
	(write_predicate): New function.
	(write_inline_edge_summary): Use it.
	(inline_write_summary): Likewise.
	(inline_free_summary): Free alloc pool and edge summary vec.

2011-04-27  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-structalias.c (changed_count): Remove.
	(changed): Use a bitmap.
	(unify_nodes): Adjust.
	(do_sd_constraint): Likewise.
	(do_ds_constraint): Likewise.
	(do_complex_constraint): Likewise.
	(solve_graph): Likewise.

2011-04-27  Jan Hubicka  <jh@suse.cz>

	* cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.

2011-04-27  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
	(avx_vperm2f128_*_operand): Ditto.
	* config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
	Use avx_vpermilp_parallel in insn condition.
	(*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
	Use avx_vperm2f128_parallel in insn condition.

2011-04-27  Richard Guenther  <rguenther@suse.de>

	* Makefile.in (tree-ssa-structalias.o): Remove
	gt-tree-ssa-structalias.h dependency.
	(GTFILES): Remove tree-ssa-structalias.c.
	* tree.c (allocate_decl_uid): New function.
	(make_node_stat): Use it.
	(copy_node_stat): Likewise.
	* tree.h (allocate_decl_uid): Declare.
	* tree-ssa-alias.h (delete_alias_heapvars): Remove.
	* tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
	* tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
	* tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
	* tree-ssa-structalias.c (heapvar_for_stmt): Remove.
	(struct heapvar_map): Likewise.
	(heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
	heapvar_insert): Likewise.
	(make_heapvar_for): Rename to ...
	(make_heapvar): ... this.  Simplify.
	(fake_var_decl_obstack): New global var.
	(build_fake_var_decl): New function.
	(make_constraint_from_heapvar): Adjust.
	(handle_lhs_call): Likewise.
	(create_function_info_for): Likewise.
	(intra_create_variable_infos): Likewise.
	(init_alias_vars): Allocate fake_var_decl_obstack.
	(init_alias_heapvars, delete_alias_heapvars): Remove.
	(compute_points_to_sets): Do not call init_alias_heapvars.
	(ipa_pta_execute): Likewise.
	(delete_points_to_sets): Free fake_var_decl_obstack.

2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

	* config/spu/divmovti4.c (union qword_UTItype): New data type.
	(si_from_UTItype, si_to_UTItype): New functions.
	(__udivmodti4): Use them to implement type-punning.
	* config/spu/multi3.c (union qword_TItype): New data type.
	(si_from_TItype, si_to_TItype): New functions.
	(__multi3): Use them to implement type-punning.

2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

	* config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.

2011-04-27  Jan Hubicka  <jh@suse.cz>

	* ipa-prop.c (function_insertion_hook_holder): New holder.
	(ipa_add_new_function): New function.
	(ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
	Register/deregister holder.

2011-04-27  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/48772
	* tree-ssa-pre.c (eliminate): Update call stmts after elimination only.

2011-04-27  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
	TARGET_MEM_REF handling.

2011-04-27  Nick Clifton  <nickc@redhat.com>

	* config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
	ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
	(REG_CLASS_NAMES): Likewise.
	(REG_CLASS_CONTENTS): Likewise.
	(EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
	(ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
	(FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
	(FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
	(EVEN_REGS): New macro.  Alias for QUAD_REGS.
	* config/frv/frv.c (frv_secondary_reload_class): Remove use of
	duplicate register classes.
	(frv_class_likely_spilled_p): Likewise.
	(frv_register_move_cost): Likewise.

	* config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
	end of the regno_reg_class array.

2011-04-27  Jakub Jelinek  <jakub@redhat.com>

	PR c/48742
	* c-typeck.c (build_binary_op): Don't wrap arguments if
	int_operands is true.

2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>

	PR target/48767
	* config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
	targetm.calls.must_pass_in_stack for void type.

2011-04-26  Jan Hubicka  <jh@suse.cz>

	* cgraphbuild.c (build_cgraph_edges): Update call
	of cgraph_create_edge and cgraph_create_indirect_edge.
	* cgraph.c (cgraph_create_edge_including_clones,
	cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
	cgraph_update_edges_for_call_stmt_node): Do not take nest
	argument; do not initialize call_stmt_size/time.
	(dump_cgraph_node): Do not dump nest.
	(cgraph_clone_edge): Do not take loop_nest argument;
	do not propagate it; do not clone call_stmt_size/time.
	(cgraph_clone_node): Likewise.
	(cgraph_create_virtual_clone): Update.
	* cgraph.h (struct cgraph_edge): Remove
	call_stmt_size/call_stmt_time/loop_nest.
	(cgraph_create_edge, cgraph_create_indirect_edge,
	cgraph_create_edge_including_clones, cgraph_clone_node): Update
	prototype.
	* tree-emutls.c (gen_emutls_addr): Update.
	* ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
	loop_nest; handle indirect calls, too.
	(clone_inlined_nodes): Do not care about updating inline summaries.
	* cgraphunit.c (cgraph_copy_node_for_versioning): Update.
	* lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
	stream call_stmt_size/call_stmt_time/loop_nest.
	* ipa-inline.c (edge_badness): Update.
	(ipa_inline): dump summaries after inlining.
	* ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
	New.
	(inline_edge_summary): New function.
	* ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
	(inline_edge_removal_hook): Handle edge summaries.
	(inline_edge_duplication_hook): New hook.
	(inline_summary_alloc): Alloc hooks.
	(initialize_growth_caches): Do not register removal hooks.
	(free_growth_caches); Do not free removal hook.
	(dump_inline_edge_summary): New function.
	(dump_inline_summary): Use it.
	(estimate_function_body_sizes, estimate_edge_size_and_time): Update.
	(inline_update_callee_summaries): New function.
	(inline_merge_summary): Use it.
	(do_estimate_edge_time, do_estimate_edge_growth): Update.
	(read_inline_edge_summary): New function.
	(inline_read_section): Use it.
	(write_inline_edge_summary): New function.
	(inline_write_summary): Use it.
	(inline_free_summary): Free edge new holders.
	* tree-inline.c (copy_bb): Update.

2011-04-26  Jason Merrill  <jason@redhat.com>

	* tree-eh.c (lower_try_finally_switch): Create the label along with
	the CASE_LABEL_EXPR.

2011-04-26  David S. Miller  <davem@davemloft.net>
	    Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
	* configure: Regenerate.

2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/48258
	* config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
	reduction.
	(VEC_reduc): New code iterator and splitters for vector reduction.
	(VEC_reduc_name): Ditto.
	(VEC_reduc_rtx): Ditto.
	(reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
	(reduc_<VEC_reduc_name>_v4sf): Ditto.

	* config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
	support for extracting SF on VSX.

	* config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
	generating xscvspdp.
	(vsx_extract_v4sf): New insn to extract SF from V4SF vector.
	(vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
	double add, minimum, maximum vector reduction.
	(vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
	(vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
	optimize double vector reduction.
	(vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.

2011-04-26  Joseph Myers  <joseph@codesourcery.com>

	* config/fr30/fr30.h (inhibit_libc): Don't define.
	* config/m32r/m32r-protos.h: Correct comment.
	* config/v850/v850.h (GHS_default_section_names,
	GHS_current_section_names): Use tree, not union tree_node *.

2011-04-26  Xinliang David Li  <davidxl@google.com>

	* tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
	* c-family/c-opts.c (c_common_handle_option): Set
	warn_maybe_uninitialized.
	* opts.c (common_handle_option): Ditto.
	* common.opt:  New option.
	* tree-ssa.c (warn_uninit): Add one more parameter.
	(warn_uninitialized_var): Pass warning code.
	* tree-flow.h: Interface change.

2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
	(WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
	(TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.

2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
	* config/mips/mips.opt (mmips-tfile): Remove.

	* doc/install.texi (Specific, mips-*-*): Move mips-tfile,
	mips-tdump reference to ...
	(Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
	* doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
	reference by Tru64 UNIX.

2011-04-26  Jakub Jelinek  <jakub@redhat.com>

	PR debug/48768
	* tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
	is error_mark_node, set value to NULL.

	PR tree-optimization/48734
	* tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
	if return value from maybe_fold_*_comparsions isn't something
	the code is prepared to handle.

2011-04-26  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/predicates.md (ext_QIreg_operand): Remove extra
	mode check.
	(ext_QIreg_nomode_operands): Remove.
	* config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
	(*andsi_1): Ditto.
	(*andhi_1): Ditto.

2011-04-26  Andrew Stubbs  <ams@codesourcery.com>

	* config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.

2011-04-26  Richard Guenther  <rguenther@suse.de>

	* c-typeck.c (build_unary_op): Do not expand array-refs via
	pointer arithmetic.  Only adjust qualifiers for function types.

2011-04-26  Richard Guenther  <rguenther@suse.de>

	PR middle-end/48694
	* tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
	* fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
	compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
	with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.

2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>

	* doc/extend.texi: Document __underlying_type.

2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/titan.md (automata_option "progress"): Remove.

2011-04-25  Jeff Law  <law@redhat.com>

	* tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.

2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* system.h (ENUM_BITFIELD): Remove.

2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
	    Eric Botcazou  <ebotcazou@adacore.com>

	* combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
	for STORE_FLAG_VALUE==-1 case.

2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>

	PR target/43804
	* config/m68k/constraints.md (T): Allow PIC operands that satisfy
	LEGITIMATE_PIC_OPERAND_P.

2011-04-24  Jan Hubicka  <jh@suse.cz>

	* ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
	WPA hack.
	* ipa-prop.h (ipa_get_param, ipa_is_param_used,
	ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
	ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
	* ipa-inline-analysis.c (add_clause): Fix clause ordering.
	(and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
	Sanity check predicate length.
	(remap_predicate): Likewise; sanity check jump functions.
	(inline_read_section, inline_write_summary): Sanity check
	predicate length.

2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>

	PR other/48748
	* doc/extend.texi (Type Traits): Document __is_standard_layout,
	__is_literal_type, and __is_trivial; update throughout about
	possibly cv-qualified void types.

2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
	testsuite and make it version agnostic.

2011-04-22  Jan Hubicka  <jh@suse.cz>

	* ipa-inline-analysis.c (inline_write_summary): Fix thinko.

2011-04-23  Jakub Jelinek  <jakub@redhat.com>

	PR c/48685
	* fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
	to VOID_TYPE even around MODIFY_EXPR.

2011-04-22  Mike Stump  <mikestump@comcast.net>

	* gensupport.c (read_md_rtx): Fix typo in comment.
	* config/cris/cris.opt (moverride-best-lib-options): Fix typo in
	comment.

2011-04-22  Jan Hubicka  <jh@suse.cz>

	* gengtype.c (open_base_files): Add ipa-inline.h include.
	* ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
	ipa-prop.c; update all uses.
	* ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
	* ipa-inline-transform.c (inline_call): Use inline_merge_summary to
	merge summary of inlined function into former caller.
	* ipa-inline.c (max_benefit): Remove.
	(edge_badness): Compensate for removal of benefits.
	(update_caller_keys): Use
	reset_node_growth_cache/reset_edge_growth_cache.
	(update_callee_keys): Likewise.
	(update_all_callee_keys): Likewise.
	(inline_small_functions): Do not collect max_benefit; do not reset
	estimated_growth; call free_growth_caches and initialize_growth_caches.
	* ipa-inline.h (struct condition, type clause_t, struct predicate,
	struct size_time_entry): New structures.
	(INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
	(inline_summary): Remove size_inlining_benefit, time_inlining_benefit
	and estimated_growth.
	(edge_growth_cache_entry): New structure.
	(node_growth_cache, edge_growth_cache): New global vars.
	(estimate_growth): Turn into inline.
	(inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
	initialize_growth_caches, free_growth_caches): Declare.
	(estimate_edge_growth): Rewrite.
	(estimate_edge_time): Implement as inline cache lookup.
	(reset_node_growth_cache, reset_edge_growth_cache): New inline
	functions.
	(MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
	(NUM_CONDITIONS): New constant.
	(predicate_conditions): New enum.
	(IS_NOT_CONSTANT): New constant.
	(edge_removal_hook_holder): New var.
	(node_growth_cache, edge_growth_cache): New global vars.
	(true_predicate, single_cond_predicate, false_predicate,
	not_inlined_predicate, add_condition, add_clause, and_predicates,
	or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
	dump_clause, dump_predicate, account_size_time,
	evaulate_conditions_for_edge): New functions.
	(inline_summary_alloc): Move to heap.
	(inline_node_removal_hook): Clear condition and entry vectors.
	(inline_edge_removal_hook): New function.
	(initialize_growth_caches, free_growth_caches): New function.
	(dump_inline_summary): Update.
	(edge_execution_predicate): New function.
	(will_be_nonconstant_predicate): New function.
	(estimate_function_body_sizes): Compute BB and constantness predicates.
	(compute_inline_parameters): Do not clear estimated_growth.
	(estimate_edge_size_and_time): New function.
	(estimate_calls_size_and_time): New function.
	(estimate_callee_size_and_time): New function.
	(remap_predicate): New function.
	(inline_merge_summary): New function.
	(do_estimate_edge_time): New function based on...
	(estimate_edge_time): ... this one.
	(do_estimate_edge_growth): New function.
	(do_estimate_growth): New function based on....
	(estimate_growth): ... this one.
	(inline_analyze_function): Analyze after deciding on jump functions.
	(inline_read_section): New function.
	(inline_read_summary): Use it.
	(inline_write_summary): Write all the new data.
	* ipa-prop.c (ipa_get_param_decl_index): Export.
	(ipa_lattice_from_jfunc): Move here from ipa-cp.c
	* ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
	Declare.
	(ipa_get_lattice): Move here from ipa-cp.c
	* Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
	* params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
	* cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
	cgraph_edge_inlinable_p): Remove.
	* cgraphunit.c: Include ipainline.h
	(cgraph_process_new_functions): Update call of
	compute_inline_parameters.

2011-04-22  Richard Guenther  <rguenther@suse.de>

	* tree.c (build_int_cst): Properly create canonicalized integer
	constants.
	(build_int_cst_type): Remove scary comments.

2011-04-22  Xinliang David Li  <davidxl@google.com>

	* toplev.c (process_options): Enable -Werror=coverage-mismatch
	by default when -Wno-error is not specified.
	* opts-global.c (decode_options): Remove call to
	control_warning_options.

2011-04-22  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/48717
	* tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
	~A + A optimizations use build_int_cst_type instead of build_int_cst.

2011-04-22  Joseph Myers  <joseph@codesourcery.com>

	* config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
	definition where used.

2011-04-22  Jakub Jelinek  <jakub@redhat.com>

	PR c/48716
	* gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
	TREE_STATIC variables declared inside of some OpenMP construct.

2011-04-22  Martin Jambor  <mjambor@suse.cz>

	PR middle-end/48585
	* tree-inline.c (copy_bb): Create new edges only for analyzed nodes.

2011-04-22  Alexander Monakov  <amonakov@ispras.ru>

	PR c/36750
	* c-typeck.c (pop_init_level): Do not warn about initializing
	with ` = {0}'.

2011-04-22  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
	when returning call_cookie.
	(rs6000_function_ok_for_sibcall): Allow sibcalls via function
	pointers, to functions with no more vector args than the current
	function, and some non-local calls for ABI_V4.
	* config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
	sibcall_nonlocal_aix64): Combine to ..
	(sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
	(sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
	(sibcall_value_nonlocal_aix<mode>): ..likewise.
	(*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
	(sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
	operand.
	* config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
	sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
	sibcall_value_symbolic_64): Delete.

2011-04-21  Xinliang David Li  <davidxl@google.com>

	* cgraph.h: Remove pid.
	* cgraph.c: Remove pid.
	* value-prof.c (init_node_map): New function.
	(del_node_map): New function.
	(find_func_by_funcdef_no): New function.
	(gimple_ic_transform): Call new function.
	* cgraphunit.c (cgraph_finalize_function): Remove pid.
	* function.c (get_last_funcdef_no): New function.
	* function.h (get_last_funcdef_no): New function.
	* tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
	to libgcov function.
	(tree-profiling): Call node map init and delete function.

2011-04-21  Ian Lance Taylor  <iant@google.com>

	* godump.c (go_format_type): Use exported Go name for anonymous
	field name.

2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>

	* config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
	Call builtin_function_type_list instead of builtin_function_type.
	(UNARY, BINARY, TRINARY, QUAD): Likewise.

2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>

	* config/arm/arm.c (arm_init_iwmmxt_builtins): Call
	build_function_type_list instead of build_function_type.
	Delete variable `endlink'.

2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>

	* config/s390/s390.c (s390_init_builtins): Call
	build_function_type_list instead of build_function_type.

2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>

	* config/ia64/ia64.c (ia64_init_builtins): Call
	build_function_type_list instead of builtin_function_type.

2011-04-21  Easwaran Raman  <eraman@google.com>

	* cfgexpand.c (stack_var): Remove OFFSET...
	(add_stack_var): ...and its reference here...
	(expand_stack_vars): ...and here.
	(stack_var_cmp): Sort by descending order of size.
	(partition_stack_vars): Change heuristic.
	(union_stack_vars): Fix to reflect changes in partition_stack_vars.
	(dump_stack_var_partition): Add newline after each partition.

2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
	    Jeff Law  <law@redhat.com>

	* gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
	* gengtype.c (matching_file_name_substitute): Likewise.

2011-04-21  Richard Guenther  <rguenther@suse.de>

	PR lto/48703
	* tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.

2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>

	* gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.

2011-04-21  Richard Guenther  <rguenther@suse.de>

	* Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
	file name.

2011-04-21  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
	MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
	Use DECL_P, not SSA_VAR_P.
	(ptr_derefs_may_alias_p): Likewise.
	(ptr_deref_may_alias_ref_p_1): Likewise.
	(decl_refs_may_alias_p): Likewise.
	(refs_may_alias_p_1): Likewise.
	(ref_maybe_used_by_call_p_1): Likewise.
	(call_may_clobber_ref_p_1): Likewise.
	(indirect_ref_may_alias_decl_p): Assume indirect refrences
	are either MEM_REF or TARGET_MEM_REF.
	(indirect_refs_may_alias_p): Likewise.
	* calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
	for MEM_EXPR of indirect calls.

2011-04-21  Tristan Gingold  <gingold@adacore.com>

	* vmsdbgout.c (write_srccorr): Compute file length from the string.
	(dst_file_info_struct): Remove flen field.
	(lookup_filename): Remove code that set flen field.

2011-04-21  Tristan Gingold  <gingold@adacore.com>

	* config/ia64/ia64.c (ia64_start_function): Add a guard.

2011-04-21  Uros Bizjak  <ubizjak@gmail.com>

	PR target/48708
	* config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
	vec_extract and vec_concat for non-SSE4_1 targets.

2011-04-21  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
	return statements.

2011-04-21  Joseph Myers  <joseph@codesourcery.com>

	* config/i386/cygming.h (union tree_node, TREE): Don't define or
	undefine.
	(FILE): Don't undefine.

2011-04-21  Joseph Myers  <joseph@codesourcery.com>

	* config/alpha/alpha.c (struct machine_function): Use rtx, not
	struct rtx_def *.
	* config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
	struct rtx_def *.
	* config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
	* config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
	* config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
	rtx_def *.
	* config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
	definitions where used.
	* config/microblaze/microblaze.h (struct microblaze_args): Use
	rtx, not struct rtx_def *.
	* config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
	rtx_def *.
	* config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
	* config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
	* config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
	not struct rtx_def *.
	* config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
	struct rtx_def *.
	* config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
	rtx_def *.
	* config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.

2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
	operand_equal_p to compare DR_BASE_ADDRESSes.
	(vect_check_interleaving): Likewise.

2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>

	PR target/46329
	* config/arm/arm.c (arm_legitimate_constant_p_1): Return false
	for all Neon struct constants.

2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>

	* target.def (legitimate_constant_p): New hook.
	* doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
	(TARGET_LEGITIMATE_CONSTANT_P): ...this.
	* doc/tm.texi: Regenerate.
	* hooks.h (hook_bool_mode_rtx_true): Declare.
	* hooks.c (hook_bool_mode_rtx_true): Define.
	* system.h (LEGITIMATE_CONSTANT_P): Poison.
	* calls.c (precompute_register_parameters): Replace uses of
	LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
	(emit_library_call_value_1): Likewise.
	* expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
	(compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
	* ira-costs.c (scan_one_insn): Likewise.
	* recog.c (general_operand, immediate_operand): Likewise.
	* reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
	* reload1.c (init_eliminable_invariants): Likewise.

	* config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
	mode argument.
	* config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
	argument.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.
	* config/alpha/predicates.md (input_operand): Update call to
	alpha_legitimate_constant_p.

	* config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
	* config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
	(THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
	* config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
	(arm_legitimate_constant_p): New functions.
	(arm_cannot_force_const_mem): Make static.

	* config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.

	* config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
	* config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
	instead of bfin_legitimate_constant_p.
	(bfin_legitimate_constant_p): Make static.  Add a mode argument.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.

	* config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.

	* config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.

	* config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
	* config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(frv_legitimate_constant_p): Make static.  Add a mode argument.

	* config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
	* config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.

	* config/i386/i386-protos.h (legitimate_constant_p): Delete.
	* config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/i386/i386.c (legitimate_constant_p): Rename to...
	(ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
	argument.
	(ix86_cannot_force_const_mem): Update accordingly.
	(ix86_legitimate_address_p): Likewise.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.
	* config/i386/i386.md: Update commentary.

	* config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
	* config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(ia64_legitimate_constant_p): Make static.  Add a mode argument.

	* config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.

	* config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
	* config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(lm32_legitimate_constant_p): Make static.  Add a mode argument.

	* config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
	* config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.

	* config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(m32r_legitimate_constant_p): New function.

	* config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
	* config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
	LEGITIMATE_CONSTANT_P.
	(LEGITIMATE_CONSTANT_P): Delete.
	* config/m68k/m68k.c (m68k_expand_prologue): Call
	m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
	(m68k_legitimate_constant_p): New function.
	* config/m68k/m68k.md: Update comments.

	* config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(mcore_legitimate_constant_p): New function.

	* config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
	* config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/mep/mep.c (mep_legitimate_constant_p): Make static.
	Add a mode argument.
	(mep_legitimate_address): Update accordingly.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.

	* config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
	Delete.
	* config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/microblaze/microblaze.c (microblaze_const_double_ok): Make
	static.  Check OP's mode for VOIDmode.
	(microblaze_legitimate_constant_p): New function.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.

	* config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/mips/mips.c (mips_legitimate_constant_p): New function.
	(mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.
	* config/mips/predicates.md: Update comments.

	* config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
	* config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(mmix_legitimate_constant_p): Make static, return a bool, and take
	a mode argument.
	(mmix_print_operand_address): Update accordingly.

	* config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
	Delete.
	* config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
	static.  Add a mode argument.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.

	* config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.

	* config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(pa_legitimate_constant_p): New function.

	* config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.

	* config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(pdp11_legitimate_constant_p): New function.

	* config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(rs6000_legitimate_constant_p): New function.

	* config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
	(rx_legitimate_constant_p): ...this.
	* config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/rx/rx.c (rx_is_legitimate_constant): Replace with...
	(rx_legitimate_constant_p): ...this.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.
	* config/rx/rx.md (mov<register_modes:mode>): Update accordingly.

	* config/s390/s390-protos.h (legitimate_constant_p): Delete.
	* config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/s390/s390.c (legitimate_constant_p): Rename to...
	(s390_legitimate_constant_p): ...this.  Make static, return a bool,
	and add a mode argument.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.

	* config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.

	* config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(sh_legitimate_constant_p): New function.

	* config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
	* config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(legitimate_constant_p): Rename to...
	(sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
	argument.
	(constant_address_p): Update accordingly.

	* config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
	argument and return a bool.
	* config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(spu_legitimate_constant_p): Add a mode argument and return a bool.
	(spu_rtx_costs): Update accordingly.
	* config/spu/predicates.md (vec_imm_operand): Likewise.

	* config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.

	* config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/v850/v850.c (v850_legitimate_constant_p): New function.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.

	* config/vax/vax-protos.h (legitimate_constant_p): Delete.
	* config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/vax/vax.c (legitimate_constant_p): Likewise.

	* config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(xtensa_legitimate_constant_p): New function.

2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>

	* target.def (cannot_force_const_mem): Add a mode argument.
	* doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
	* doc/tm.texi: Regenerate.
	* hooks.h (hook_bool_mode_rtx_false): Declare.
	* hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
	(hook_bool_mode_const_rtx_true): Likewise.
	(hook_bool_mode_rtx_false): New function.
	* reload.c (CONST_POOL_OK_P): Take a mode argument and require it
	to be non-VOID.  Update call to cannot_force_const_mem.
	(find_reloads): Update accordingly.
	* varasm.c (force_const_mem): Update call to cannot_force_const_mem.
	* config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
	argument.
	* config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
	* config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
	* config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
	* config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
	* config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
	* config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
	* config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
	* config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
	(m68k_cannot_force_const_mem): ...this new function.
	* config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
	argument.
	(mips_const_insns, mips_legitimize_const_move): Update calls.
	(mips_secondary_reload_class): Likewise.
	* config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
	(pa_cannot_force_const_mem): ...this new function.
	* config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
	(rs6000_cannot_force_const_mem): ...this new function.
	* config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
	argument.
	* config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
	* config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
	to...
	(xtensa_cannot_force_const_mem): ...this new function.

2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>

	* config/mips/mips.c (mips16_build_function_stub): Call
	build_function_type_list instead of build_function_type.
	(mips16_build_call_stub): Likewise.

2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>

	* config/mep/mep.c (mep_init_builtins): Call build_function_type_list
	instead of build_function_type.

2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>

	* config/pa/pa.c (pa_init_builtins): Call build_function_type_list
	instead of build_function_type.

2011-04-20  Uros Bizjak  <ubizjak@gmail.com>

	PR target/48678
	* config/i386/i386.md (insv): Change operand 0 constraint to
	"register_operand".  Change operand 1 and 2 constraint to
	"const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
	* config/i386/sse.md (sse4_1_pinsrb): Export.
	(sse2_pinsrw): Ditto.
	(sse4_1_pinsrd): Ditto.
	(sse4_1_pinsrq): Ditto.
	* config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
	* config/i386/i386.c (ix86_expand_pinsr): New.

2011-04-20  Easwaran Raman  <eraman@google.com>

	* cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
	containing union type only with -fstrict-aliasing.

2011-04-20  Jim Meyering  <meyering@redhat.com>

	Remove useless if-before-free tests.
	* calls.c (expand_call, save_area): Likewise.
	* cfgcleanup.c (try_forward_edges): Likewise.
	* collect2.c (collect_execute): Likewise.
	* config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
	* config/mcore/mcore.c (mcore_expand_prolog): Likewise.
	* coverage.c (coverage_checksum_string): Likewise.
	* cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
	* cselib.c (cselib_init): Likewise.
	* df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
	(df_set_clean_cfg): Likewise.
	* function.c (free_after_compilation): Likewise.
	* gcc.c (do_spec_1, main): Likewise.
	* gcov.c (create_file_names): Likewise.
	* gensupport.c (identify_predicable_attribute): Likewise.
	* graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
	* graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
	* haifa-sched.c (haifa_finish_h_i_d): Likewise.
	* ipa-prop.c (ipa_free_node_params_substructures): Likewise.
	* ipa-pure-const.c (local_pure_const): Likewise.
	* ipa-reference.c (propagate): Likewise.
	* ira-costs.c (free_ira_costs): Likewise.
	* ira.c (free_register_move_costs, build_insn_chain): Likewise.
	* matrix-reorg.c (mat_free): Likewise.
	* prefix.c (get_key_value): Likewise.
	* profile.c (compute_value_histograms): Likewise.
	* reload1.c (free_reg_equiv): Likewise.
	* sched-deps.c (free_deps): Likewise.
	* sel-sched-ir.c (fence_clear): Likewise.
	* sese.c (set_rename, if_region_set_false_region): Likewise.
	* tree-data-ref.c (free_rdg): Likewise.
	* tree-eh.c (lower_try_finally): Likewise.
	* tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
	* tree-ssa-live.c (delete_var_map): Likewise.
	* tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
	* tree-ssa-pre.c (phi_trans_add): Likewise.

2011-04-20  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/48611
	* tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
	beyond ERT_MUST_NOT_THROW region.

2011-04-20  Catherine Moore  <clm@codesourcery.com>

	* config/mips/mips.opt (mfix-24k): New.
	* config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
	* config/mips/mips.md (length): Increase by 4 for stores if
	fixing 24K errata.
	* config/mips/mips.c (mips_reorg_process_insns): Do not allow
	all noreorder if fixing 24K errata.
	* doc/invoke.texi: Document mfix-24k.

2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>

	* config/arm/arm.c (arm_legitimize_reload_address): For NEON
	quad-word modes, reduce to 9-bit index range when above 1016 limit.

2011-04-20  Andrew Stubbs  <ams@codesourcery.com>

	* config/arm/arm.c (arm_gen_constant): Move movw support ....
	(const_ok_for_op): ... to here.

2011-04-20  Kai Tietz  <ktietz@redhat.com>

	* fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
	and (X && !Y) | (!X && Y) optimization to (X ^ Y).

2011-04-20  Andrew Stubbs  <ams@codesourcery.com>

	* config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.

2011-04-20  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/47892
	* tree-if-conv.c (if_convertible_stmt_p): Const builtins
	are if-convertible.

2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>

	* config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.

2011-04-20  Tristan Gingold  <gingold@adacore.com>

	* config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.

2011-04-20  Georg-Johann Lay  <avr@gjlay.de>

	PR target/18145

	* config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
	(ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
	(ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
	(ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
	(TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.

	* config/avr/avr-protos.h (avr_asm_output_aligned_common):
	New prototype.

	* config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
	(avr_asm_named_section,	avr_asm_output_aligned_common,
	avr_output_data_section_asm_op,	avr_output_bss_section_asm_op):
	New functions to update...
	(avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
	(avr_asm_init_sections): Overwrite section callbacks for
	data_section, bss_section.
	(avr_file_start): Move output of __do_copy_data, __do_clear_bss
	from here to...
	(avr_file_end): ...here.

2011-04-20  Richard Guenther  <rguenther@suse.de>

	PR middle-end/48695
	* tree-ssa-alias.c (aliasing_component_refs_p): Compute base
	objects and types here.  Adjust for their offset before comparing.

2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-vect-stmts.c (vectorizable_store): Only chain one related
	statement per copy.

2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>

	* Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
	(GIMPLE_H): Include $(INTERNAL_FN_H).
	(OBJS-common): Add internal-fn.o.
	(internal-fn.o): New rule.
	* internal-fn.def: New file.
	* internal-fn.h: Likewise.
	* internal-fn.c: Likewise.
	* gimple.h: Include internal-fn.h.
	(GF_CALL_INTERNAL): New gf_mask.
	(gimple_statement_call): Put fntype into a union with a new
	internal_fn field.
	(gimple_build_call_internal): Declare.
	(gimple_build_call_internal_vec): Likewise.
	(gimple_call_same_target_p): Likewise.
	(gimple_call_internal_p): New function.
	(gimple_call_internal_fn): Likewise.
	(gimple_call_fntype): Return null for internal calls.
	(gimple_call_set_fntype): Assert that the function is not internal.
	(gimple_call_set_fn): Likewise.
	(gimple_call_set_fndecl): Likewise.
	(gimple_call_set_internal_fn): New function.
	(gimple_call_addr_fndecl): Handle null functions.
	(gimple_call_return_type): Likewise null types.
	* gimple.c (gimple_build_call_internal_1): New function.
	(gimple_build_call_internal): Likewise.
	(gimple_build_call_internal_vec): Likewise.
	(gimple_call_same_target_p): Likewise.
	(gimple_call_flags): Handle calls to internal functions.
	(gimple_call_fnspec): New function.
	(gimple_call_arg_flags, gimple_call_return_flags): Use it.
	(gimple_has_side_effects): Handle null functions.
	(gimple_rhs_has_side_effects): Likewise.
	(gimple_call_copy_skip_args): Handle calls to internal functions.
	* cfgexpand.c (expand_call_stmt): Likewise.
	* expr.c (expand_expr_real_1): Assert that the call isn't internal.
	* gimple-fold.c (gimple_fold_call): Handle null functions.
	(gimple_fold_stmt_to_constant_1): Don't fold
	calls to internal functions.
	* gimple-low.c (gimple_check_call_args): Handle calls to internal
	functions.
	* gimple-pretty-print.c (dump_gimple_call): Likewise.
	* ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
	* tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
	(do_warn_unused_result): Likewise.
	* tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
	* tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
	* tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
	the target of a call.
	(initialize_hash_element): Update accordingly.
	(hashable_expr_equal_p): Use gimple_call_same_target_p.
	(iterative_hash_hashable_expr): Handle calls to internal functions.
	(print_expr_hash_elt): Likewise.
	* tree-ssa-pre.c (can_value_number_call): Likewise.
	(eliminate): Handle null functions.
	* tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
	* tree-ssa-structalias.c (get_fi_for_callee): Likewise.
	(find_func_aliases): Likewise.
	* value-prof.c (gimple_ic_transform): Likewise.
	(gimple_indirect_call_to_profile): Likewise.
	* lto-streamer-in.c (input_gimple_stmt): Likewise.
	* lto-streamer-out.c (output_gimple_stmt): Likewise.

2011-04-19  Jan Hubicka  <jh@suse.cz>

	* ipa-inline-transform.c (save_inline_function_body): Add comments.
	* ipa-inline.c (inline_small_functions): Compute summaries first,
	populate heap later.

2011-04-19  Jan Hubicka  <jh@suse.cz>

	* cgraph.h (save_inline_function_body): Remove.
	* ipa-inline-transform.c: New file, broke out of...
	* ipa-inline.c: ... this one; Update toplevel comment.
	(ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
	make global.
	(update_noncloned_frequencies): Move to ipa-inline-transform.c
	(cgraph_mark_inline_edge): Rename to inline_call; move to
	ipa-inline-transform.c.
	(cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
	move to ipa-inline-transform.c
	(recursive_inlining, inline_small_functions, flatten_function,
	ipa_inline, inline_always_inline_functions,
	early_inline_small_functions): Update.
	(inline_transform): Move to ipa-inline-transform.c.
	* ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
	Declare.
	* Makefile.in (ipa-inline-transform.o): New file.
	* cgraphunit.c (save_inline_function_body): Move to
	ipa-inline-transform.c

2011-04-19  DJ Delorie  <dj@redhat.com>

	* config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
	registers if we already know there aren't any.
	(m32c_emit_epilogue): Don't emit a barrier here.
	(m32c_emit_eh_epilogue): Likewise.
	* config/m32c/blkmov.md (movstr): Don't fail on wrong-type
	operands at expand time.
	* config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
	int" wchar type.
	(REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
	duplicates.  Provide aliases instead.
	* config/m32c/prologue.md (eh_return): Emit a barrier here.
	(eh_epilogue): Add a "(return)" here as a hint to other parts of
	the compiler.

2011-04-19  Anatoly Sokolov  <aesok@post.ru>

	* config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
	* config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
	(general_or_i64_p, sparc_register_move_cost): New function.

2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* doc/install.texi (Configuration, --enable-threads): Remove mach.
	Add lynx, mipssde.  Sort table.

2011-04-19  Xinliang David Li  <davidxl@google.com>

	* ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
	not negative.

2011-04-19  Jakub Jelinek  <jakub@redhat.com>

	PR target/48678
	* config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
	is a SUBREG with non-MODE_INT mode inside of it.

2011-04-19  Martin Jambor  <mjambor@suse.cz>

	* ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
	also according to actual contants.
	* gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
	(gimple_fold_call): Use it.
	* gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.

2011-04-19  Martin Jambor  <mjambor@suse.cz>

	* ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
	non-pointer assignments.

2011-04-19  Martin Jambor  <mjambor@suse.cz>

	* ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
	account anc_offset and otr_type from the indirect edge info.
	* ipa-prop.c (get_ancestor_addr_info): New function.
	(compute_complex_ancestor_jump_func): Assignment analysis moved to
	get_ancestor_addr_info, call it.
	(ipa_note_param_call): Do not initialize information about polymorphic
	calls, return the indirect call graph edge.  Remove the last
	parameter, adjust all callers.
	(ipa_analyze_virtual_call_uses): Process also calls to ancestors of
	parameters.  Initialize polymorphic information in the indirect edge.

2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>

	PR lto/48148
	* gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
	the types if they have different enumeration identifiers.

2011-04-19  Jan Hubicka  <jh@suse.cz>

	* cgraph.h (cgraph_optimize_for_size_p): Declare.
	* ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
	* predict.c (cgraph_optimize_for_size_p): Break out from ...
	(optimize_function_for_size_p) ... here.

2011-04-19  Richard Guenther  <rguenther@suse.de>

	PR lto/48207
	* tree.c (free_lang_data): Do not reset the decl-assembler-name
	langhook.

2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-inline.c (expand_call_inline): Do not issue a -Winline warning
	if DECL_NO_INLINE_WARNING_P is set on the function.

2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>

	PR fortran/47976
	* reload1.c (inc_for_reload): Return void. All callers changed.
	(emit_input_reload_insns): Don't try to delete previous output
	reloads to a register, or record spill_reg_store for autoincs.

2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>

	* gengtype.h: Updated copyright year.
	(struct input_file_st): Add inpisplugin field.
	(type_fileloc): New function.
	* gengtype.c
	(write_typed_struct_alloc_def): Add gcc_assert.
	(write_typed_alloc_defns): Ditto. Don't output for plugin files.
	(write_typed_alloc_defns): Don't output for plugin files.
	(input_file_by_name): Clear inpisplugin field.
	(main): Set inpisplugin field for plugin files.

2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>

	* gengtype-state.c (string_eq): New.
	(read_state): Use string_eq instead of strcmp when creating the
	state_ident_tab.

2011-04-19  Wei Guozhi  <carrot@google.com>

	PR target/47855
	* config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
	* config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
	linkage.
	* config/arm/constraints.md (Uu): New constraint.
	* config/arm/arm.md (*arm_movqi_insn): Compute attr "length".

2011-04-19  Tristan Gingold  <gingold@adacore.com>

	* config.gcc (-*-*-*vms): Added.
	(alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
	definitions moved.
	* config/vms/vms-ld.c: New file.
	* config/vms/vms-ar.c: New file.
	* config/vms/t-vmsnative: New file.

2011-04-18  Xinliang David Li  <davidxl@google.com>

	* final.c (dump_basic_block_info): Use ASM_COMMENT_START.

2011-04-18  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/48661
	* gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
	if TREE_TYPE (v) is non-NULL.

	* gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
	gimple_get_virt_mehtod_for_binfo.
	* gimple.h (gimple_get_virt_method_for_binfo): Likewise.
	* ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
	callers.
	* ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.

2011-04-18  Michael Matz  <matz@suse.de>
	    Steve Ellcey  <sje@cup.hp.com>

	* expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
	use its mode as source mode if it isn't VOIDmode.

2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>

	* doc/passes.texi: Fill crossref nodes.

2011-04-18  Jim Meyering  <meyering@redhat.com>

	Fix doubled-word typos in comments and strings
	* config/alpha/vms-unwind.h: s/for for/for/
	* config/arm/unwind-arm.h: Likewise.
	* config/microblaze/microblaze.c: Likewise.
	* config/sh/constraints.md: s/in in/in/
	* tree-cfg.c (verify_types_in_gimple_reference): Likewise.

2011-04-18  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
	(AVX_FLOAT_MODE_P): Ditto.
	(AVX128_VEC_FLOAT_MODE_P): Ditto.
	(AVX256_VEC_FLOAT_MODE_P): Ditto.
	(AVX_VEC_FLOAT_MODE_P): Ditto.
	* config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
	(UNSPEC_MASKSTORE): Ditto.
	* config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
	Merge from <sse>_movmsk<ssemodesuffix> and
	avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
	(*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
	iterator.
	(avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
	(avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
	(*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.

2011-04-18  Jan Hubicka  <jh@suse.cz>

	* ipa-inline.c (inline_small_functions): Fix pasto in previous patch.

	* ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
	(want_inline_function_called_once_p): Break out the logic from
	ipa_inline.
	(edge_badness): Ensure that profile is not misupdated.
	(lookup_recursive_calls): Prioritize by call frequencies.
	(inline_small_functions): Move program size estimates here;
	actually process whole queue even when unit growth has been
	met. (to properly compute inline_failed reasons and for the
	case unit size decrease.) Revisit comments on recursive inlining.
	(ipa_inline): Remove unit summary code; first inline hot calls
	of functions called once, cold calls next.
	(order, nnodes): Remove unused variables.
	* Makefile.in (ipa-inline.o): No longer depent on ggc files.
	(GTFILES): Remove ipa-inline.c
	* sel-sched.c (fill_insns): Silence uninitialized var warning.

2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>

	* dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.

2011-04-18  Jie Zhang  <jie@codesourcery.com>
	    Richard Earnshaw  <rearnsha@arm.com>

	* arm.c (neon_builtin_type_bits): Remove.
	(typedef enum neon_builtin_mode): New.
	(T_MAX): Don't define.
	(typedef enum neon_builtin_datum): Remove bits, codes[],
	num_vars and base_fcode.  Add mode, code and fcode.
	(VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
	VAR10): Change accordingly.
	(neon_builtin_data[]): Change accordingly
	(arm_init_neon_builtins): Change accordingly.
	(neon_builtin_compare): Remove.
	(locate_neon_builtin_icode): Remove.
	(arm_expand_neon_builtin): Change accordingly.

	* arm.h (enum arm_builtins): Move to ...
	* arm.c (enum arm_builtins): ... here; and rearrange builtin code.

	* arm.c (arm_builtin_decl): Declare.
	(TARGET_BUILTIN_DECL): Define.
	(enum arm_builtins): Correct ARM_BUILTIN_MAX.
	(arm_builtin_decls[]): New.
	(arm_init_neon_builtins): Store builtin declarations in
	arm_builtin_decls[].
	(arm_init_tls_builtins): Likewise.
	(arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
	(arm_builtin_decl): New.

2011-04-18  Richard Guenther  <rguenther@suse.de>

	* tree.c (upper_bound_in_type): Build properly canonicalized
	INTEGER_CSTs.
	(lower_bound_in_type): Likewise.

2011-04-18  Richard Guenther  <rguenther@suse.de>

	* gimple.h (gimple_call_addr_fndecl): New function.
	(gimple_call_fndecl): Use it.
	* gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
	for direct calls.
	* tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
	* tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.

2011-04-18  Richard Guenther  <rguenther@suse.de>

	PR middle-end/48650
	* tree.c (build_string): STRING_CST is now derived from tree_typed.

2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>

	PR lto/48492
	* cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
	DECL_IN_CONSTANT_POOL without RTL.

2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
	    Ira Rosen  <ira.rosen@linaro.org>

	PR target/48252
	* config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
	to match neon_vzip/vuzp/vtrn_internal.
	* config/arm/neon.md (neon_vtrn<mode>_internal): Make both
	outputs explicitly dependent on both inputs.
	(neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.

2011-04-18  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/48616
	* tree-vect-stmts.c (vectorizable_shift): If SLP, determine
	whether the shift is by scalar or vector based on whether all SLP
	scalar stmts have the same rhs.

2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>

	* config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
	memory operands.

2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>

	PR target/43700
	* config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
	registers.

2011-04-17  Jan Hubicka  <jh@suse.cz>

	* cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
	* cgrpahunit.c (cgraph_finalize_function): Do not set
	finalized_by_frontend.
	* lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
	finalized_by_frontend.

2011-04-17  Jan Hubicka  <jh@suse.cz>

	* cgraph.c (cgraph_clone_node): Do not handle vtable_method
	* cgraph.h (struct cgraph_local_info): Drop vtable_method.
	* cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
	* lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
	method.
	* gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
	gimple-fold.c
	* varasm.c (mark_decl_referenced): Drop vtable_method handling code.

2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>

	PR lto/48538
	* lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
	is non-null before accessing it.
	(input_cgraph): Remove trailing spaces.

2011-04-17  Revital Eres  <revital.eres@linaro.org>

	* params.def (sms-min-sc): New param flag.
	* modulo-sched.c (sms_schedule): Use it.
	* doc/invoke.texi (sms-min-sc): Document it.

2011-04-17  Jan Hubicka  <jh@suse.cz>

	* lto-symtab.c (lto_cgraph_replace_node): When call statement is
	present, also set gimple_call_set_cannot_inline.
	* ipa-inline.c: Update toplevel comment.
	(MAX_TIME): Remove.
	(cgraph_clone_inlined_nodes): Fix linebreaks.
	(cgraph_check_inline_limits): Restructure to ...
	(caller_growth_limits): ... this one; be more tolerant
	on growth in nested inline chains; add explanatory comment;
	fix stack accounting thinko introduced by previous patch.
	(cgraph_default_inline_p): Remove.
	(report_inline_failed_reason): New function.
	(can_inline_edge_p): New function.
	(can_early_inline_edge_p): New function.
	(leaf_node_p): Move upwards in file.
	(want_early_inline_function_p): New function.
	(want_inline_small_function_p): New function.
	(want_inline_self_recursive_call_p): New function.
	(cgraph_edge_badness): Rename to ...
	(edge_badness) ... this one; fix linebreaks.
	(update_edge_key): Update call of edge_baddness; add
	detailed dump about queue updates.
	(update_caller_keys): Use can_inline_edge_p and
	want_inline_small_function_p.
	(cgraph_decide_recursive_inlining): Rename to...
	(recursive_inlining): Use can_inline_edge_p and
	want_inline_self_recursive_call_p; simplify and remove no longer
	valid FIXME.
	(cgraph_set_inline_failed): Remove.
	(add_new_edges_to_heap): Use can_inline_edge_p and
	want_inline_small_function_p.
	(cgraph_decide_inlining_of_small_functions): Rename to ...
	(inline_small_functions): ... this one; cleanup; use
	can/want predicates; cleanup debug ouput; work edges till fibheap
	is exhausted and do not stop once unit growth is reached; remove
	later loop processing remaining edges.
	(cgraph_flatten): Rename to ...
	(flatten_function): ... this one; use can_inline_edge_p
	and can_early_inline_edge_p predicates.
	(cgraph_decide_inlining): Rename to ...
	(ipa_inline): ... this one; remove unreachable nodes before
	inlining functions called once; simplify the pass.
	(cgraph_perform_always_inlining): Rename to ...
	(inline_always_inline_functions): ... this one; use
	DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
	(cgraph_decide_inlining_incrementally): Rename to ...
	(early_inline_small_functions): ... this one; simplify
	using new predicates; cleanup; make dumps prettier.
	(cgraph_early_inlining): Rename to ...
	(early_inliner): newer inline regular functions into always-inlines;
	fix updating of call stmt summaries.
	(pass_early_inline): Update for new names.
	(inline_transform): Fix formating.
	(gate_cgraph_decide_inlining): Rename to ...
	(pass_ipa_inline): ... this one.
	* ipa-inline.h (inline_summary): Remove disregard_inline_limits.
	* ipa-inline-analysis.c (dump_inline_summary): Update.
	(compute_inline_parameters): Do not compute disregard_inline_limits;
	look for mismatching arguments.
	(estimate_growth): Fix handlig of non-trivial self recursion.
	(inline_read_summary): Do not read info->disregard_inline_limits.
	(inline_write_summary): Do not write info->disregard_inline_limits.
	* tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
	and move all checks into can_inline_edge_p predicate; re-enable code
	comparing optimization levels.
	(expand_call_inline): Do not test inline_forbidden_into_p.
	* Makefile.in (ipa-inline.o): Update arguments.

2011-04-17  Revital Eres  <revital.eres@linaro.org>

	* ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.

2011-04-17  Revital Eres  <revital.eres@linaro.org>

	* modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.

2011-04-17  Michael Matz  <matz@suse.de>

	PR tree-optimization/48622
	PR lto/48645
	* ipa-inline-analysis.c (inline_read_summary): Read size/time
	in same order as they're written.

2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* config/pa/predicates.md: Reorganize and simplify predicates.
	Eliminate duplicate code checks.
	(arith_operand): Rename to arith14_operand
	(reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
	* config/pa/pa.md: Use renamed operands.
	* config/pa/pa-protos.h (symbolic_operand): Delete declaration.
	(tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
	arith11_operand, adddi3_operand, indexed_memory_operand,
	symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
	arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
	borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
	move_dest_operand, move_src_operand, prefetch_cc_operand,
	prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
	uint32_operand, reg_before_reload_operand, reg_or_0_operand,
	reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
	div_operand, int5_operand, movb_comparison_operator,
	ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
	arith_double_operand, ireg_operand, lhs_lshift_operand,
	pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
	integer_store_memory_operand): Likewise.
	* config/pa/pa.c (adddi3_operand): Move to predicates.md.
	(integer_store_memory_operand, read_only_operand,
	function_label_operand, borx_reg_operand,
	non_hard_reg_operand): Likewise.
	(eq_neq_comparison_operator): Delete unused operator.
	(legitimize_pic_address): Use VOIDmode for mode argument in calls to
	function_label_operand.
	(emit_move_sequence): Likewise.

2011-04-16  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (sseunpackmode): New mode attribute.
	(ssepackmode): Ditto.
	(vec_pack_trunc_<mode>): Macroize expander from
	vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
	(vec_unpacks_lo_<mode>): Macroize expander from
	vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
	(vec_unpacks_hi_<mode>): Macroize expander from
	vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
	(vec_unpacku_lo_<mode>): Macroize expander from
	vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
	(vec_unpacku_hi_<mode>): Macroize expander from
	vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
	* config/i386/i386.c (ix86_expand_sse_unpack): Merge with
	ix86_expand_sse4_unpack.
	* config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.

2011-04-16  Jan Hubicka  <jh@suse.cz>

	* cgraphbuild.c: Include ipa-inline.h.
	(reset_inline_failed): Use initialize_inline_failed.
	* cgraph.c: Include ipa-inline.h.
	(cgraph_create_node_1): Do not initialize estimated_growth.
	(initialize_inline_failed): More to ipa-inline-analysis.c
	(dump_cgraph_node): Do not dump inline flags.
	* cgraph.h (cgraph_local_info): Remove inlineable, versionable
	and disregard_inline_limits flags.
	(cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
	time, size, estimated_growth.
	* ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
	Update.
	* cgraphunit.c (cgraph_decide_is_function_needed): Use
	DECL_DISREGARD_INLINE_LIMITS.
	(cgraph_analyze_function): Do not initialize
	node->local.disregard_inline_limits.
	* lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
	inlinable, versionable and disregard_inline_limits.
	* ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
	cgraph_check_inline_limits, cgraph_default_inline_p,
	cgraph_edge_badness, update_caller_keys, update_callee_keys,
	add_new_edges_to_heap): Update.
	(cgraph_decide_inlining_of_small_function): Update; set
	CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
	(cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
	cgraph_decide_inlining_incrementally): Update.
	* ipa-inline.h (inline_summary): Add inlinable, versionable,
	disregard_inline_limits, estimated_stack_size, stack_frame_offset,
	time, size and estimated_growth parameters.
	(estimate_edge_growth): Update.
	(initialize_inline_failed): Declare.
	* ipa-split.c: Include ipa-inline.h
	(execute_split_functions): Update.
	* ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
	(cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
	(record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
	* ipa-inline-analysis.c (inline_node_removal_hook): Update; set
	estimated_growth to INT_MIN.
	(inline_node_duplication_hook): Likewise.
	(dump_inline_summary): Dump new fields.
	(compute_inline_parameters): Update.
	(estimate_edge_time, estimate_time_after_inlining,
	estimate_size_after_inlining, estimate_growth, inline_read_summary,
	inline_write_summary):
	(initialize_inline_failed): Move here from cgraph.c.
	* tree-sra.c: Include ipa-inline.h.
	(ipa_sra_preliminary_function_checks): Update.
	* Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
	ipa-inline.h.

2011-04-16  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (V16): New mode iterator.
	(VI1, VI8): Ditto.
	(AVXMODEQI, AVXMODEDI): Remove.
	(sse2, sse3): New mode attribute.
	(mov<mode>): Use V16 mode iterator.
	(*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
	(push<mode>1): Use V16 mode iterator.
	(movmisalign<mode>): Ditto.
	(<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
	<sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
	(*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
	*<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
	(<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
	avx_movdqu<avxmodesuffix>.
	(*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
	*avx_movdqu<avxmodesuffix>.
	(<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
	avx_lddqu<avxmodesuffix>.
	(<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
	(<sse2>_movnt<mode>): Merge from sse2_movntv2di and
	avx_movnt<AVXMODEDI:mode>.
	* config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
	renamed sse_movups, sse2_movupd and sse2_movdqu patterns.

2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>

	PR target/48629
	* haifa-sched.c (prune_ready_list, schedule_block): Use
	sched_pressure_p rather than flag_sched_pressure.

2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>

	* config/rs6000/rs6000.c (call_ABI_of_interest): Call
	cgraph_get_node instead of cgraph_get_create_node.

2011-04-15  Jakub Jelinek  <jakub@redhat.com>

	* cfgexpand.c (expand_debug_expr): Use
	simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.

2011-04-15  Michael Matz  <matz@suse.de>

	* tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
	* builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
	* function.c (gimplify_parameters): Ditto.
	* gimplify.c (gimplify_vla_decl): Ditto.

	* gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
	(gimple_call_set_alloca_for_var): New inline function.
	(gimple_call_alloca_for_var_p): Ditto.
	* gimple.c (gimple_build_call_from_tree): Remember
	CALL_ALLOCA_FOR_VAR_P state.
	* cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.

	* tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
	calls if they were for VLA objects.

2011-04-15  Martin Jambor  <mjambor@suse.cz>

	* ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
	of ADR_EXPRs.

2011-04-15  Martin Jambor  <mjambor@suse.cz>

	PR middle-end/48601
	* tree-emutls.c (lower_emutls_function_body): Call
	cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
	result is non-NULL.

2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-decl.c (detect_field_duplicates): Call
	objc_detect_field_duplicates instead of objc_get_interface_ivars.

2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>

	* gimple.h (gimple_asm_clobbers_memory_p): Declare.
	* gimple.c (gimple_asm_clobbers_memory_p): Define.
	* ipa-pure-const.c (check_stmt): Call it.
	* tree-ssa-operands.c (get_asm_expr_operands): Likewise.

2011-04-15  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/48290
	* tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
	Properly decide inhibiting propagation based on the valueized
	operand.  Do loop-closed SSA form preserving here ...
	(init_copy_prop): ... not here.

2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/48612
	* config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
	(*ieee_smax<mode>3): Likewise.

2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
	Replace match_operand with match_dup for the third operand in
	these expanders.

2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>

	* combine.c (subst, combine_simlify_rtx): Add new argument, use it
	to track processing of conditionals.  Update all callers.
	(try_combine, simplify_if_then_else): Update.

2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>

	* config/m68k/m68k.c (m68k_sched_variable_issue): Handle
	-fsched-pressure.

2011-04-15  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
	instead of match_operand for operand 3.

2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>

	* recog.h (insn_operand_data): Add an "allows_mem" field.
	* genoutput.c (output_operand_data): Initialize it.
	* optabs.c (maybe_legitimize_operand_same_code): New function.
	(maybe_legitimize_operand): Use it when matching the original
	op->value.

2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>

	* gimplify.c: Fix issues in comments throughout.
	(voidify_wrapper_expr): Fix long line.
	(build_stack_save_restore): Likewise.
	(gimplify_loop_expr): Likewise.
	(gimplify_compound_lval): Likewise.
	(gimplify_init_ctor_eval): Likewise.
	(gimplify_modify_expr_rhs): Likewise.
	(omp_notice_threadprivate_variable): Likewise.

2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>

	* cfgexpand.c (expand_call_stmt): Convert the function type to the
	original one if this is not a builtin function.

2011-04-14  Jakub Jelinek  <jakub@redhat.com>

	PR target/48605
	* config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
	offset it as needed based on top 2 bits in operands[3], change
	MEM mode to SFmode and mask those 2 bits away from operands[3].

2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-parser.c (c_parser_objc_protocol_definition): Updated for
	change from objc_declare_protocols() to objc_declare_protocol().

2011-04-14  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (sse4_1): New mode attribute.
	(<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
	avx_blend<ssemodesuffix><avxmodesuffix> and
	sse4_1_blend<ssemodesuffix> using VF mode iterator.
	(<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
	avx_blendv<ssemodesuffix><avxmodesuffix> and
	sse4_1_blendv<ssemodesuffix> using VF mode iterator.
	(<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
	avx_dp<ssemodesuffix><avxmodesuffix> and
	sse4_1_dp<ssemodesuffix> using VF mode iterator.
	(sse4_1_mpsadbw): Merge with *avx_mpsadbw.
	(sse4_1_packusdw): Merge with *avx_packusdw.
	(sse4_1_pblendvb): Merge with *avx_pblendvb.
	(sse4_1_pblendw): Merge with *avx_pblendw.
	(avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
	(<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
	avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
	VF mode iterator.
	(sse4_1_round<ssescalarmodesuffix>): Merge with
	*avx_round<ssescalarmodesuffix>.
	(aesenc): Merge with *avx_aesenc.
	(aesenclast): Merge with *avx_aesenclast.
	(aesdec): Merge with *avx_aesdec.
	(aesdeclast): Merge with *avx_aesdeclast.
	(pclmulqdq): Merge with *pclmulqdq.
	* config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
	New predicate.
	(nonimm_not_xmm0_operand_maybe_avx): Ditto.

2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/48608
	* cfgexpand.c (get_decl_align_unit): Renamed to ...
	(align_local_variable): This.  Update DECL_ALIGN.
	(add_stack_var): Updated.
	(expand_one_stack_var): Likewise.

2011-04-14  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
	Remove.
	(dse_initialize_block_local_data, dse_leave_block,
	record_voperand_set, get_stmt_uid): Likewise.
	(dse_possible_dead_store_p): Allow any kind of killing stmt.
	(dse_optimize_stmt): Remove voperand set handling code.
	Simplify and improve to handle any kind of killing stmt.
	(dse_record_phi): Remove.
	(dse_enter_block): Simplify.
	(tree_ssa_dse): Likewise.
	* tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.

2011-04-14  Jan Hubicka  <jh@suse.cz>

	* cgraph.c (dump_cgraph_node): Do not dump inline summaries.
	* cgraph.h (struct inline_summary): Move to ipa-inline.h
	(cgraph_local_info): Remove inline_summary.
	* ipa-cp.c: Include ipa-inline.h.
	(ipcp_cloning_candidate_p, ipcp_estimate_growth,
	ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
	accesor.
	* lto-cgraph.c (lto_output_node): Do not stream inline summary.
	(input_overwrite_node): Do not set inline summary.
	(input_node): Do not stream inline summary.
	* ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
	(cgraph_decide_inlining_incrementally): Do not try to estimate overall
	growth; we do not have inline parameters computed for that anyway.
	(cgraph_early_inlining): After inlining compute call_stmt_sizes.
	* ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
	(inline_summary_t): New type and VECtor.
	(debug_inline_summary, dump_inline_summaries): Declare.
	(inline_summary): Use VOCtor.
	(estimate_edge_growth): Kill hack computing call stmt size directly.
	* lto-section-in.c (lto_section_name): Add inline section.
	* ipa-inline-analysis.c: Include lto-streamer.h
	(node_removal_hook_holder, node_duplication_hook_holder): New holders
	(inline_node_removal_hook, inline_node_duplication_hook): New functions.
	(inline_summary_vec): Define.
	(inline_summary_alloc, dump_inline_summary, debug_inline_summary,
	dump_inline_summaries): New functions.
	(estimate_function_body_sizes): Properly compute size/time of outgoing
	calls.
	(compute_inline_parameters): Alloc inline_summary; do not compute
	size/time of incomming calls.
	(estimate_edge_time): Avoid missing time summary hack.
	(inline_read_summary): Read inline summary info.
	(inline_write_summary): Write inline summary info.
	(inline_free_summary): Free all hooks and inline summary vector.
	* lto-streamer.h: Add LTO_section_inline_summary section.
	* Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
	* ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.

2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-vectorizer.h (vect_strided_store_supported): Add a
	HOST_WIDE_INT argument.
	(vect_strided_load_supported): Likewise.
	(vect_permute_store_chain): Return void.
	(vect_transform_strided_load): Likewise.
	(vect_permute_load_chain): Delete.
	* tree-vect-data-refs.c (vect_strided_store_supported): Take a
	count argument.  Check that the count is a power of two.
	(vect_strided_load_supported): Likewise.
	(vect_permute_store_chain): Return void.  Update after above changes.
	Assert that the access is supported.
	(vect_permute_load_chain): Likewise.
	(vect_transform_strided_load): Return void.
	* tree-vect-stmts.c (vectorizable_store): Update calls after
	above interface changes.
	(vectorizable_load): Likewise.
	(vect_analyze_stmt): Don't check for strided powers of two here.

2011-04-14  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/48590
	* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
	BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
	(call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
	BUILT_IN_STACK_SAVE.
	* tree-ssa-dce.c (propagate_necessity): Handle
	BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.

2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-parser.c (c_parser_objc_class_declaration): Updated call to
	objc_declare_class.

2011-04-14  Richard Guenther  <rguenther@suse.de>

	* tree.h (get_object_alignment_1): Declare.
	* builtins.c (get_object_alignment_1): Split out worker from ...
	(get_object_alignment): ... here.
	* fold-const.c (get_pointer_modulus_and_residue): Use
	get_object_alignment_1.

2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
	type parameter.
	* tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
	parameter.  Generalise code to handle arrays as well as vectors.
	(vect_setup_realignment): Update accordingly.
	* tree-vect-stmts.c (vectorizable_store): Likewise.
	(vectorizable_load): Likewise.

2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
	within the per-copy loop.

2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-vect-stmts.c (vectorizable_load): Print the number of copies
	in the dump file.

2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>

	* doc/options.texi (Negative): Explicitly mention that the
	Negative chain must be circular.

2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>

	* function.h (block_chainon): Declare.
	* function.c (block_chainon): Define.

2011-04-14  Anatoly Sokolov  <aesok@post.ru>
	    Eric Weddington  <eric.weddington@atmel.com>
	    Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
	New Includes
	(avr_init_builtins, avr_expand_builtin,
	avr_expand_delay_cycles, avr_expand_unop_builtin,
	avr_expand_binop_builtin ): New functions.
	(avr_builtin_id): New enum
	(struct avr_builtin_description): New struct
	(bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
	(TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.

	* config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
	UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
	UNSPECV_DELAY_CYCLES): new enumeration values
	(UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
	("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
	("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
	("*rotlqi3_4"): rename insn to "rotlqi3_4"
	("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
	"delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
	"fmulsu"): New insns

	* config/avr/avr-c.c: fix line endings
	(avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
	__BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
	__BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
	__BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
	__BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.

	* doc/extend.texi (AVR Built-in Functions): New node
	(Target Builtins): Add documentation of AVR
	built-in functions.

2011-04-14  Georg-Johann Lay  <avr@gjlay.de>

	PR target/44643
	* config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
	alone. Error if non-const data has attribute progmem.

2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>

	* tree.h (struct tree_constructor): Include tree_typed instead of
	tree_common.
	* tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
	TS_TYPED instead of TS_COMMON.

2011-04-13  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
	(*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
	(sse2_psadbw): Merge with *avx_psadbw.
	(ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
	(ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
	(ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
	(ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
	(ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
	(ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
	(ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
	(*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
	(ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
	(ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
	(ssse3_palignrti): Merge with *avx_palignrti.

2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>

	* tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
	* tree-ssanames.c (fini_ssanames): VEC_free it.
	(make_ssa_name_fn): Update for VECness of free_ssanames.
	(release_ssa_name, release_dead_ssa_names): Likewise.
	* tree.h (struct tree_ssa_name): Include tree_typed instead of
	tree_common.
	* tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
	TS_TYPED instead of TS_COMMON.

2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>

	* postreload-gcse.c (gcse_after_reload_main): Add calls to
	statistics_counter_event.
	* tree-ssa-copyrename.c (stats): Define.
	(rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
	statistics_counter_event.
	* tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
	(bswap_stats, widen_mul_stats): Define.
	(insert_reciprocals): Increment rdivs_inserted.
	(execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
	rfuncs_inserted.  Add calls to statistics_counter_event.
	(execute_cse_sincos_1): Increment inserted.
	(execute_cse_sincos): Zeroize sincos_stats.  Add call to
	statistics_counter_event.
	(execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
	of bswap_stats.  Add calls to statistics_counter_event.
	(convert_mult_to_widen): Increment widen_mults_inserted.
	(convert_plusminus_to_widen): Increment maccs_inserted.
	(convert_mult_to_fma): Increment fmas_inserted.
	(execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
	calls to statistics_counter_event.

2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/48455
	* ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
	`temp_costs->mem_cost'.

2011-04-13  Jan Hubicka  <jh@suse.cz>

	* ipa-inline.h: New file.
	* ipa-inline-analysis.c: New file. Broken out of ...
	* ipa-inline.c: ... this file; update toplevel comment;
	include ipa-inline.h
	(inline_summary): Move to ipa-inline.h
	(cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
	ipa-inline-analysis.c.
	(cgraph_estimate_time_after_inlining): Rename to
	estiamte_time_after_inlining; move to ipa-inline-analysis.c
	(cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
	to estimate_edge_growth.
	(cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
	rename to estimate_size_after_inlining.
	(cgraph_mark_inline_edge): Update for new naming convention.
	(cgraph_check_inline_limits): Likewise.
	(cgraph_edge_badness): Likewise.
	(cgraph_decide_recursive_inlining): Likewise.
	(cgraph_decide_inlining_of_small_functions): Likewise.
	(cgraph_decide_inlining_incrementally): Likewise.
	(cgraph_estimate_growth): Rename to estimate_growth; move to
	ipa-inline-analysis.c.
	(eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
	(estimate_function_body_sizes): Move to ipa-inline-analysis.c.
	(compute_inline_parameters): Likewise.
	(compute_inline_parameters_for_current): Likewise.
	(pass_inline_parameters): Likewise.
	(inline_indirect_intraprocedural_analysis): Likewise.
	(analyze_function): Rename to inline_analyze_function; likewise.
	(add_new_function): Move to ipa-inline-analysis.c.
	(inline_generate_summary): Likewise.
	(inline_read_summary): Likewise.
	(inline_write_summary): Likewise.
	* Makefile.in (ipa-inline-analysis.c): New file.

2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
	* configure: Regenerate.

2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>

	* tree.h (struct tree_int_cst, struct real_value): Include tree_typed
	instead of tree_common.
	(struct tree_fixed_cst, struct tree_string, struct tree_complex):
	Likewise.
	* tree.c (initialize_tree_contains_struct): Mark such nodes as being
	TS_TYPED rather than TS_COMMON.
	* print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.

2011-04-01  Georg-Johann Lay  <avr@gjlay.de>

	PR target/45263
	* config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
	r20 around calls of __tablejump_elpm__

2011-04-13  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/48591
	* omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
	NULL.
	(expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.

2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>

	* dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
	(dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
	(cfi_vec): New typedef.
	(struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
	dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
	(cie_cfi_vec): New static variable.
	(cie_cfi_head): Delete.
	(add_cfi): Accept a cfi_vec * as first argument. All callers and
	declaration changed. Use vector rather than list operations.
	(new_cfi): Don't initialize the dw_cfi_next field.
	(add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
	rather than list operations.
	(lookup_cfa): Use vector rather than list operations.
	(output_cfis): New argument upto. Accept a cfi_vec rather than
	a dw_cfi_ref list head as argument. All callers changed.
	Iterate over the vector using upto as a maximum index.
	(output_all_cfis): New static function.
	(output_fde): Use vector rather than list operations. Use the
	new upto argument for output_cfis rather than manipulating a
	list.
	(dwarf2out_begin_prologue): Change initializations to match
	new struct members.
	(dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
	from the vector length rather than searching for the end of a list.
	Use output_all_cfis.
	(convert_cfa_to_fb_loc_list): Use vector rather than list operations.

2011-04-13  Nick Clifton  <nickc@redhat.com>

	* config/rx/rx.md (movmemsi): Do not use this pattern when
	volatile pointers are involved.

2011-04-13  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (pinsrbits): Remove.
	(sse2_packsswb): Merge with *avx_packsswb.
	(sse2_packssdw): Merge with *avx_packssdw.
	(sse2_packuswb): Merge with *avx_packuswb.
	(vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
	(vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
	(vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
	(vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
	(vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
	(vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
	(*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
	(*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
	(*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
	(*sse4_1_pinsrq): Merge with *avx_pinsrq.
	(sse2_loadld): Merge with *avx_loadld.
	(*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
	(*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
	(*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
	(*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
	(vec_concatv2di): Merge with *vec_concatv2di_avx.

2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>

	* c-decl.c (union lang_tree_node): Check for TS_COMMON before
	calling TREE_CHAIN.
	* print-tree.c (print_node): Likewise.
	* tree-inline.c (copy_tree_r): Likewise.
	* c-lang.c (LANG_HOOKS_INIT_TS): Define.
	* lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
	instead of TS_COMMON.
	* lto-streamer-out.c (lto_output_tree_pointers): Likewise.
	* tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
	(copy_node_stat): Zero TREE_CHAIN only if necessary.
	(MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
	(MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
	...and these...
	(MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
	* tree.h: ...here.
	(TREE_CHAIN): Check for a TS_COMMON structure.
	(TREE_TYPE): Check for a TS_TYPED structure.

2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>

	* config/rs6000/rs6000.c (call_ABI_of_interest): Call
	cgraph_get_create_node instead of cgraph_node.

2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-parser.c (c_parser_initelt): Updated call to
	objc_build_message_expr.
	(c_parser_postfix_expression): Likewise.

2011-04-12  Kai Tietz  <ktietz@redhat.com>

	* config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
	MASK_MS_BITFIELD_LAYOUT bit.

2011-04-12  Jakub Jelinek  <jakub@redhat.com>

	* combine.c (update_cfg_for_uncondjump): Instead of testing at_end
	assert it is always true.
	(try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
	moves.

2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-parser.c (c_lex_one_token): Rewritten conditional used when
	compiling Objective-C to be more efficient.

2011-04-12  Axel Freyn  <axel-freyn@gmx.de>

	* opts-common.c (decode_cmdline_options_to_array): Remove variable
	argv_copied.

2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>

	* recog.h, genoutput.c, optabs.c: Revert last patch.

2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

	PR target/48090
	* config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.

2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>

	* recog.h (insn_operand_data): Add an "allows_mem" field.
	* genoutput.c (output_operand_data): Initialize it.
	* optabs.c (maybe_legitimize_operand_same_code): New function.
	(maybe_legitimize_operand): Use it when matching the original
	op->value.

2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>

	* genpreds.c (process_define_predicate): Move most processing
	to gensupport.c.  Continue to validate the expression.
	* genrecog.c (did_you_mean_codes, compute_predicate_codes)
	(process_define_predicate): Move processing to gensupport.c.
	(main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
	* gensupport.c (did_you_mean_codes): Moved from genrecog.c.
	(compute_predicate_codes): Moved from genrecog.c.  Add lineno
	argument.
	(valid_predicate_name_p): New function, split out from old
	genpreds.c:process_define_predicate.
	(process_define_predicate): New function, combining code from
	old genpreds.c and genrecog.c functions.
	(process_rtx): Call it for DEFINE_PREDICATE and
	DEFINE_SPECIAL_PREDICATE.

2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>

	* config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
	size of a '%A' memory reference.
	(T_DREG, T_QREG): New neon_builtin_type_bits.
	(arm_init_neon_builtins): Assert that the load and store operands
	are neon_struct_operands.
	(locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
	(NEON_ARG_MEMORY): New builtin_arg.
	(neon_dereference_pointer): New function.
	(arm_expand_neon_args): Add a neon_builtin_type_bits argument.
	Handle NEON_ARG_MEMORY.
	(arm_expand_neon_builtin): Update after above interface changes.
	Use NEON_ARG_MEMORY for loads and stores.
	* config/arm/predicates.md (neon_struct_operand): New predicate.
	* config/arm/iterators.md (V_two_elem): Tweak formatting.
	(V_three_elem): Use BLKmode for accesses that have no associated mode.
	(V_four_elem): Tweak formatting.
	* config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
	(neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
	(neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
	(neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
	(neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
	(neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
	(neon_vst4<mode>): Replace pointer operand with a memory operand.
	Use %A in the output template.
	(neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
	(neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
	(neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
	the width of the memory access.  Remove post-increment.
	* config/arm/neon-testgen.ml: Allow addresses to have an alignment.

2011-04-12  Nick Clifton  <nickc@redhat.com>

	* config/v850/v850.c (expand_prologue): Do not use the CALLT
	instruction for interrupt handlers if the target is the basic V850
	architecture.
	(expand_epilogue): Likewise.

2011-04-12  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/48549
	* combine.c (propagate_for_debug): Also stop after BB_END of
	this_basic_block.  Process LAST and just stop processing after it.
	(combine_instructions): If last_combined_insn has been deleted,
	set last_combined_insn to its PREV_INSN.

2011-04-12  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/46076
	* gimple.h (struct gimple_statement_call): Add fntype field.
	(gimple_call_fntype): Adjust.
	(gimple_call_set_fntype): New function.
	* gimple.c (gimple_build_call_1): Set the call function type.
	* gimplify.c (gimplify_call_expr): Preserve the function
	type the frontend used for the call.
	(gimplify_modify_expr): Likewise.
	* lto-streamer-in.c (input_gimple_stmt): Input the call stmts
	function type.
	* lto-streamer-out.c (output_gimple_stmt): Output the call stmts
	function type.
	* tree-ssa.c (useless_type_conversion_p): Function pointer
	conversions are useless.

2011-04-12  Martin Jambor  <mjambor@suse.cz>

	* cgraph.h (cgraph_node): Remove function declaration.
	(cgraph_create_node): Declare.
	(cgraph_get_create_node): Likewise.
	* cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
	Updated all callers.
	(cgraph_node): Renamed to cgraph_create_node, assert that a node for
	the decl does not already exist.  Call cgraph_get_create_node instead
	of cgraph_node.
	(cgraph_get_create_node): New function.
	(cgraph_same_body_alias): Update comment.
	(cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
	assert it does not return NULL.
	(cgraph_update_edges_for_call_stmt): Likewise.
	(cgraph_clone_edge): Likewise.
	(cgraph_create_virtual_clone): Likewise.
	(cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
	instead of cgraph_node.
	(cgraph_add_new_function): Call cgraph_create_node or
	cgraph_get_create_node instead of cgraph_node.
	* cgraphbuild.c (record_reference): Call cgraph_get_create_node
	instead of cgraph_node.
	(record_eh_tables): Likewise.
	(mark_address): Likewise.
	(mark_load): Likewise.
	(build_cgraph_edges): Call cgraph_get_create_node instead
	of cgraph_node.
	(rebuild_cgraph_edges): Likewise.
	* cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
	instead of cgraph_node.
	(cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
	cgraph_node.
	* lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
	cgraph_create_node instead of cgraph_node.
	* c-decl.c (finish_function): Call cgraph_get_create_node instead
	of cgraph_node.
	* lto-cgraph.c (input_node): Likewise.
	* lto-streamer-in.c (input_function): Likewise.
	* varasm.c (mark_decl_referenced): Likewise.
	(assemble_alias): Likewise.

2011-04-12  Martin Jambor  <mjambor@suse.cz>

	* tree-inline.c (tree_function_versioning): Call cgraph_get_node
	instead of cgraph_node and assert it does not return NULL.
	* lto-streamer-in.c (lto_read_body): Likewise.
	* omp-low.c (new_omp_context): Likewise.
	(create_task_copyfn): Likewise.
	* tree-emutls.c (lower_emutls_function_body): Likewise.
	* matrix-reorg.c (transform_allocation_sites): Likewise.

2011-04-12  Jakub Jelinek  <jakub@redhat.com>

	PR c/48552
	* c-typeck.c (build_asm_expr): Error out on attempts to use
	void type outputs or inputs for constraints that allow reg or
	don't allow memory.

2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
	    Richard Earnshaw  <rearnsha@arm.com>

	PR target/48250
	* config/arm/arm.c (arm_legitimize_reload_address): Update cases
	to use sign-magnitude offsets. Reject unsupported unaligned
	cases. Add detailed description in comments.
	* config/arm/arm.md (reload_outdf): Disable for ARM mode; change
	condition from TARGET_32BIT to TARGET_ARM.

2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>

	* tree.h (struct typed_tree): New.
	(struct tree_common): Include it instead of tree_base.
	(TREE_TYPE): Update for new location of type field.
	(TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
	(DECL_USER_ALIGN, DECL_PACKED): Likewise.
	(union tree_node): Add typed field.
	* treestruct.def (TS_TYPED): New.
	* lto-streamer.c (check_handled_ts_structures): Handle it.
	* tree.c (MARK_TS_TYPED): New macro.
	(MARK_TS_COMMON): Call it instead of MARK_TS_BASE.

2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>

	* cfghooks.c (redirect_edge_and_branch_force): Localize variable.
	(force_nonfallthru): Do not alter the loop nest if no basic block
	was created.

2011-04-11  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (VI): New mode iterator.
	(SSEMODEI): Remove.
	(AVX256MODEI): Ditto.
	(AVXMODEF4P): Ditto.
	(avxvecpsmode): Ditto.
	(one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
	(sse2_andnot<mode>3): New expander.
	(*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
	*avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
	(<any_logic:code><mode>3): Use VI mode iterator.
	(*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
	and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
	(*andnottf3): Handle AVX three-operand constraints.
	(*<any_logic:code>tf3): Handle AVX three-operand constraints.

2011-04-11  Joseph Myers  <joseph@codesourcery.com>
	    Robert Millan  <rmh@gnu.org>

	* config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
	* config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
	GNU_USER_DYNAMIC_LINKER64): Define.
	(REG_NAME): Don't undefine.
	(MD_UNWIND_SUPPORT): Undefine.
	* config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
	(REG_NAME): Don't undefine.
	(MD_UNWIND_SUPPORT): Undefine.
	* config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.

2011-04-11  Joseph Myers  <joseph@codesourcery.com>

	* config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
	(CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.

2011-04-11  Xinliang David Li  <davidxl@google.com>

	* value-profile.c (check_ic_target): New function.
	(gimple_ic_transform): Sanity check indirect call target.
	* gimple-low.c (gimple_check_call_args): Interface change.
	(gimple_check_call_matching_types): New function.
	* tree-inline.c (tree_can_inline_p): Call new function.

2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>

	* Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
	tree-pretty-print.h & realmpfr.h.

2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>

	PR middle-end/48464
	* ira.c (setup_pressure_classes): Fix typo in loop condition.
	(setup_allocno_and_important_classes): Ditto.

2011-04-11  Joseph Myers  <joseph@codesourcery.com>

	* config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
	GNU_USER_DYNAMIC_LINKER.
	* config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	* config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
	LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
	(TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
	GNU_USER_TARGET_OS_CPP_BUILTINS.
	* config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	* config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	* config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
	LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
	(TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
	GNU_USER_TARGET_OS_CPP_BUILTINS.
	* config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
	GNU_USER_DYNAMIC_LINKER.
	* config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
	GNU_USER_TARGET_OS_CPP_BUILTINS.
	* config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	* config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	* config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
	* config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
	GNU_USER_DYNAMIC_LINKER64): Remove.
	* config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	(LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
	GNU_USER_DYNAMIC_LINKER.
	* config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
	GNU_USER_TARGET_OS_CPP_BUILTINS.
	* config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
	GNU_USER_TARGET_OS_CPP_BUILTINS.
	* config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
	to GNU_USER_TARGET_OS_CPP_BUILTINS.
	* config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
	GNU_USER_TARGET_OS_CPP_BUILTINS.
	(LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
	(LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
	(LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
	* config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	* config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
	GNU_USER_DYNAMIC_LINKER.
	(TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
	GNU_USER_TARGET_OS_CPP_BUILTINS.
	* config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	(LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
	GNU_USER_DYNAMIC_LINKER.
	* config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	* config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	(LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
	GNU_USER_DYNAMIC_LINKER.
	* config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
	GNU_USER_DYNAMIC_LINKERN32.
	(LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
	GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
	GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
	GNU_USER_DYNAMIC_LINKER32.
	* config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	(LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
	GNU_USER_DYNAMIC_LINKER.
	* config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	* config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	(LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
	* config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
	GNU_USER_DYNAMIC_LINKER32.
	(LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
	* config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
	GNU_USER_DYNAMIC_LINKER.
	* config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	(LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
	GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
	GNU_USER_DYNAMIC_LINKER64.
	* config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	(SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
	GNU_USER_DYNAMIC_LINKER.
	* config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	(LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
	GNU_USER_DYNAMIC_LINKER.
	* config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	(LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
	GNU_USER_DYNAMIC_LINKER32.
	(LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
	GNU_USER_DYNAMIC_LINKER64.
	(LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
	GNU_USER_DYNAMIC_LINKER64.
	* config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	* config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
	LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
	(LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.

2011-04-11  Joseph Myers  <joseph@codesourcery.com>

	* config/i386/gnu-user.h: Copy from linux.h.  Update comments.
	(LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
	(SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
	GNU_USER_DYNAMIC_LINKER.
	(MD_UNWIND_SUPPORT, REG_NAME): Remove.
	* config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
	(GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
	(LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
	GNU_USER_DYNAMIC_LINKER64.
	(MD_UNWIND_SUPPORT, REG_NAME): Remove.
	* config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
	GNU_USER_LINK_EMULATION.
	* config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
	DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
	ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
	MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
	PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
	CPP_SPEC, CC1_SPEC): Remove.
	(LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
	(GNU_USER_DYNAMIC_LINKER): Define.
	(ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
	ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
	ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
	LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
	TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
	STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
	TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
	* config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
	CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
	TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
	LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
	LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
	(GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
	(STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
	TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
	TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
	* config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
	GNU_USER_DYNAMIC_LINKER.
	* config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
	GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
	* config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
	GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
	* config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
	GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
	* config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
	i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
	i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
	x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.

2011-04-11  Kai Tietz  <ktietz@redhat.com>

	PR target/9601
	PR target/11772
	* config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
	* config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
	comment.
	(ix86_is_msabi_thiscall): Removed.
	(ix86_is_type_thiscall): Likewise.
	(ix86_get_callcvt): New function.
	(ix86_comp_type_attributes): Simplify check.
	(ix86_function_regparm): Use ix86_get_callcvt for calling
	convention attribute checks.
	(ix86_return_pops_args): Likewise.
	(ix86_static_chain): Likewise.
	(x86_this_parameter): Likewise.
	(x86_output_mi_thunk): Likewise.
	(ix86_function_type_abi): Optimize check for types without attributes.
	* config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
	IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
	IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
	by flag-values.
	(IX86_BASE_CALLCVT): Helper macro.
	* config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
	Use ix86_get_callcvt for calling convention attribute checks and avoid
	symbol-decoration for stdcall in TARGET_RTD case.
	* config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
	Likewise.
	(gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
	for declaration.

2011-04-11  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (VI_128): New mode iterator.
	(VI12_128): Rename from SSEMODE12.
	(VI14_128): Rename from SSEMODE14.
	(VI124_128): New mode iterator.
	(VI24_128): Rename from SSEMODE248.
	(VI248_128): Rename from SSEMODE248.
	(SSEMODE124C8): Remove.
	(*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
	(*sse2_<plusminus_insn><mode>3): Merge with
	*avx_<plusminus_insn><mode>3.
	(*mulv8hi3): Merge with *avx_mulv8hi3.
	(*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
	(*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
	(*sse2_pmaddwd): Merge with *avx_pmaddwd.
	(*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
	(ashr<mode>3): Merge with *avx_ashr<mode>3.
	(lshr<mode>3): Merge with *avx_lshr<mode>3.
	(ashl<mode>3): Merge with *avx_ashl<mode>3.
	(sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
	(sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
	(*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
	(*<smaxmin:code>v8hi3): Ditto.
	(*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
	(*<smaxmin:code>v16qi3): Ditto.
	(*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
	(*sse2_eq<mode>3): Ditto.
	(*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
	(*sse2_gt<mode>3): Ditto.
	(vcondv2di): Split out of vcond<mode>.
	(vconduv2di): Split out of vcondu<mode>.

2011-04-11  Richard Guenther  <rguenther@suse.de>

	* gimplify.c (gimple_fold_indirect_ref): Check host_integerp
	before calling tree_low_cst.

2011-04-11  Richard Guenther  <rguenther@suse.de>

	* stor-layout.c (layout_type): Compute all array index size operations
	in the original type.
	(initialize_sizetypes): Add comment.
	(set_sizetype): Do not set TREE_TYPE of a TREE_VEC.

2011-04-11  Joseph Myers  <joseph@codesourcery.com>

	* common.opt (Tbss=, Tdata=, Ttext=): New options.

2011-04-11  Martin Jambor  <mjambor@suse.cz>

	* cgraph.c (cgraph_local_info): Call cgraph_get_node instead
	of cgraph_node,	handle NULL return value.
	(cgraph_global_info): Likewise.
	(cgraph_rtl_info): Likewise.
	* tree-inline.c (estimate_num_insns): Likewise.
	* gimplify.c (unshare_body): Likewise.
	(unvisit_body): Likewise.
	(gimplify_body): Likewise.
	* predict.c (optimize_function_for_size_p): Likewise.
	* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
	(call_may_clobber_ref_p_1): Likewise.
	* varasm.c (function_section_1): Likewise.
	(assemble_start_function): Likewise.

2011-04-11  Martin Jambor  <mjambor@suse.cz>

	* except.c (set_nothrow_function_flags): Call cgraph_get_node instead
	of cgraph_node.
	* final.c (rest_of_clean_state): Likewise.
	* gimple-iterator.c (update_call_edge_frequencies): Likewise.
	* passes.c (pass_init_dump_file): Likewise.
	(execute_all_ipa_transforms): Likewise.
	(function_called_by_processed_nodes_p): Likewise.
	* predict.c (maybe_hot_frequency_p): Likewise.
	(probably_never_executed_bb_p): Likewise.
	(compute_function_frequency): Likewise.
	* tree-nested.c (check_for_nested_with_variably_modified): Likewise.
	(unnest_nesting_tree_1): Likewise.
	(lower_nested_functions): Likewise.
	* tree-optimize.c (execute_fixup_cfg): Likewise.
	(tree_rest_of_compilation): Likewise.
	* tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
	* tree-sra.c (ipa_early_sra): Likewise.
	* tree-ssa-loop-ivopts.c (computation_cost): Likewise.
	* config/i386/i386.c (ix86_compute_frame_layout): Likewise.
	* ipa.c (record_cdtor_fn): Likewise.
	* ipa-inline.c (cgraph_early_inlining): Likewise.
	(compute_inline_parameters_for_current): Likewise.
	* ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
	* ipa-pure-const.c (local_pure_const): Likewise.
	* ipa-split.c (split_function): Likewise.
	(execute_split_functions): Likewise.
	* cgraphbuild.c (build_cgraph_edges): Likewise.
	(rebuild_cgraph_edges): Likewise.
	(cgraph_rebuild_references): Likewise.
	(remove_cgraph_callee_edges): Likewise.
	* cgraphunit.c (cgraph_mark_if_needed): Likewise.
	(verify_cgraph_node): Likewise.
	(cgraph_analyze_functions): Likewise.
	(cgraph_preserve_function_body_p): Likewise.
	(save_inline_function_body): Likewise.
	(save_inline_function_body): Likewise.
	* tree-inline.c (copy_bb): Likewise.
	(optimize_inline_calls): Likewise.

2011-04-11  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/48195
	* ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
	ipa_check_create_edge_args.
	(ipcp_generate_summary): Do not call ipa_check_create_node_params and
	ipa_check_create_edge_args.
	* ipa-inline.c (inline_generate_summary): Do not call
	ipa_check_create_node_params and ipa_check_create_edge_args.
	* ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
	ipa_check_create_edge_args.

2011-04-09  Anatoly Sokolov  <aesok@post.ru>

	* expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
	instead of loop.
	* sel-sched.c (mark_unavailable_hard_regs): Likewise.
	* function.c (record_hard_reg_sets): Likewise.
	* ira.c (compute_regs_asm_clobbered): Likewise.
	* sched-deps.c (sched_analyze_1): Likewise.
	* reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.

2011-04-09  Xinliang David Li  <davidxl@google.com>

	PR tree-optimization/PR48484
	* tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
	has_valid_pred lazily

2011-04-09  Duncan Sands  <baldrick@free.fr>

	* tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.

2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>

	* combine.c (combine_validate_cost): Adjust comments.  Set registered
	cost of I0 to zero at the end, if any.

2011-04-08  Xinliang David Li  <davidxl@google.com>

	* ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
	to insane profile data.

2011-04-08  Xinliang David Li  <davidxl@google.com>

	* ipa-cp.c (ipcp_update_profiling): Correct
	 negative scale factor due to insane profile data.

2011-04-08  Xinliang David Li  <davidxl@google.com>

	* final.c (dump_basic_block_info): New function.
	(final): Dump basic block.
	(final_scan_insn): Remove old dump.

2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR target/47829
	* config.gcc (i386-*-freebsd): Disable unwind table generation for
	crtbegin/crtend.

2011-04-08  Michael Matz  <matz@suse.de>

	PR middle-end/48389
	* jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
	functions.
	(rebuild_jump_labels): Call rebuild_jump_labels_1.
	* rtl.h (rebuild_jump_labels_chain): Declare.
	* cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
	insns inserted on edges.

2011-04-08  Joseph Myers  <joseph@codesourcery.com>

	* config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
	* config/arm/arm-arches.def: New.
	* config/arm/arm-opts.h: New.
	* config/arm/genopt.sh: New.
	* config/arm/arm-tables.opt: New (generated).
	* config/arm/arm.c (arm_handle_option, arm_target_help,
	TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
	(all_architectures): Get most table contents from arm-arches.def.
	(arm_option_override): Set arm_selected_arch, arm_selected_cpu and
	arm_selected_tune here.
	* config/arm/arm.h (enum processor_type): Move to arm-opts.h.
	* config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
	(march=, mcpu=, mtune=): Use Enum and Var.
	* config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
	(arm.o): Update dependencies.

2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>

	* gengtype.c (write_typed_alloc_def): New argument f. Use it instead
	of header_file.
	(write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
	(write_typed_alloc_defns): Likewise.
	(main): Calls write_typed_alloc_defns with output_header.

2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>

	PR inline-asm/48435
	* ira-color.c (setup_profitable_hard_regs): Add comments.
	Don't take prohibited hard regs into account.
	(setup_conflict_profitable_regs): Rename to
	get_conflict_profitable_regs.
	(check_hard_reg_p): Check prohibited hard regs.

2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>

	* config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
	* config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
	* config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.

2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/48366
	* config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
	move from floating point to shift amount register.
	(emit_move_sequence): Remove secondary reload support for floating
	point to shift amount amount register copies.
	(pa_secondary_reload): Return GENERAL_REGS for floating point/shift
	amount register copies.
	* config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
	register, return false if mode isn't a scalar integer mode.
	* config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.

2011-04-08  Richard Guenther  <rguenther@suse.de>

	* gimple.c (gimple_call_flags): Remove kludge.

2011-04-08  Alexander Monakov  <amonakov@ispras.ru>

	* sel-sched.c (sel_region_init): Move call to
	sel_setup_region_sched_flags after setup_current_loop_nest.

2011-04-08  Andrey Belevantsev  <abel@ispras.ru>

	PR rtl-optimization/48272
	* sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
	init_insn_reg_pressure_info.  Adjust a caller.
	* sched-int.h (init_insn_reg_pressure_info): Declare.
	* haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
	when sched-pressure is enabled.

2011-04-08  Richard Guenther  <rguenther@suse.de>

	* gimple.c (gimple_set_modified): Do not queue calls to
	MODIFIED_NORETURN_CALLS here ...
	* tree-ssa-operands.c (update_stmt_operands): ... but here.

2011-04-08  Richard Guenther  <rguenther@suse.de>

	PR lto/48467
	* toplev.c (lang_dependent_init): Do not open asm_out_file
	in WPA mode, nor perform debug machinery initialization.
	(finalize): Do not unlink asm_out_file in WPA mode.

2011-04-08  Richard Guenther  <rguenther@suse.de>

	* gimple.h (gimple_call_fntype): New function.
	(gimple_call_return_type): Use it.
	* expr.c (expand_expr_real_1): Use gimple_call_fntype.
	* gimple-low.c (gimple_check_call_args): Likewise.
	* gimple.c (gimple_call_flags): Likewise.
	(gimple_call_arg_flags): Likewise.
	(gimple_call_return_flags): Likewise.
	* tree-cfg.c (verify_gimple_call): Likewise.
	(do_warn_unused_result): Likewise.
	* tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
	* value-prof.c (gimple_ic_transform): Fix fndecl check.

2011-04-08  Dmitry Melnik  <dm@ispras.ru>

	PR rtl-optimization/48235
	* sel-sched.c (code_motion_process_successors): Recompute the last
	insn in basic block if control flow changed.
	(code_motion_path_driver): Ditto.  Recompute the first insn as well.
	Update condition for ilist_remove.

2011-04-08  Alexander Monakov  <amonakov@ispras.ru>

	PR rtl-optimization/48302
	* sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
	* sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
	it to record added preheader blocks.
	* sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
	on to sel_add_loop_preheaders.
	(sel_region_init): Move call to setup_current_loop_nest after
	sel_init_bbs.

2011-04-08  Alexander Monakov  <amonakov@ispras.ru>

	PR target/48273
	* cfgloop.h (loop_has_exit_edges): New helper.
	* sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
	non-clonable.
	* sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
	that have no exit edges.

2011-04-08  Alexander Monakov  <amonakov@ispras.ru>

	PR rtl-optimization/48442
	* sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
	all callers.  Adjust assert.

2011-04-08  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/48377
	* tree-vect-data-refs.c (vector_alignment_reachable_p): Set
	is_packed to true even for types with smaller TYPE_ALIGN than
	TYPE_SIZE.

2011-04-08  Richard Guenther  <rguenther@suse.de>

	PR bootstrap/48513
	* doc/tm.texi: Re-generate.

2011-04-08  Wei Guozhi  <carrot@google.com>

	PR target/47855
	* config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
	* config/arm/arm.c (arm_attr_length_push_multi): New function.
	* config/arm/arm.md (*push_multi): Change the length computation to
	call a C function.

2011-04-08  Anatoly Sokolov  <aesok@post.ru>

	* doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
	(BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
	* doc/tm.texi: Regenerate.
	* system.h (ASM_OUTPUT_BSS): Poison.
	* varasm.c (asm_output_bss): Remove function.
	(emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.

	* config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
	* config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
	* config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
	* config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
	Likewise.
	* config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
	Likewise.
	* config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
	Likewise.
	* config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.

2011-04-07  Joseph Myers  <joseph@codesourcery.com>

	* config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
	EnumValue lines.

2011-04-07  Joseph Myers  <joseph@codesourcery.com>

	* config/m68k/m68k.c (m68k_handle_option): Don't handle
	OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
	OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
	OPT_mcpu32.
	* config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
	handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
	-m68030, -m68040, -m68060, -mcpu32 and -m68332.
	* config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
	m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
	* config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
	(MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
	(MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
	options.  Don't map other m68k options manually.  Don't handle
	old-style options as canonical.
	(MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
	* doc/install.texi (m68k-*-*): Document binutils version requirement.

2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>

	* basic-block.h (force_nonfallthru): Move to...
	* cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
	(force_nonfallthru): ...here.
	* cfghooks.c (force_nonfallthru): New function.
	* cfgrtl.c (force_nonfallthru): Rename into...
	(rtl_force_nonfallthru): ...this.
	(commit_one_edge_insertion): Do not set AUX field.
	(commit_edge_insertions): Do not discover new basic blocks.
	(rtl_cfg_hooks): Add rtl_force_nonfallthru.
	(cfg_layout_rtl_cfg_hooks): Likewise.
	* function.c (thread_prologue_and_epilogue_insns): Remove bogus
	ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
	* tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.

2011-04-07  Anatoly Sokolov  <aesok@post.ru>

	* config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
	Remove macros.

2011-04-07  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md: Update copyright year.
	(avxcvtvecmode): Remove.
	(sse_movhlps): Merge with *avx_movhlps.
	(sse_movlhps): Merge with *avx_movlhps.
	(vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
	(vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
	(sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
	(sse_loadhps): Merge with *avx_loadhps.
	(sse_storelps): Merge with *avx_storelps.
	(sse_loadlps): Merge with *avx_loadlps.
	(sse_movss): Merge with *avx_movss.
	(*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
	(*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
	(*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
	(*vec_set<mode>_0_sse2): Split multi-unit alternative.
	(vec_set<mode>_0): Ditto.
	(*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
	(sse4_1_insertps): Merge with *avx_insertps.
	(*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
	(*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
	(vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
	(sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
	(sse2_storehpd): Merge with *avx_storehpd.
	(sse2_loadhpd): Merge with *avx_loadhpd.
	(sse2_loadlpd): Merge with *avx_loadlpd.
	(sse2_movsd): Merge with *avx_movsd.
	(*vec_concatv2df): Merge with *vec_concatv2df.

2011-04-07  Jakub Jelinek  <jakub@redhat.com>

	PR debug/48343
	* combine.c (combine_instructions): Add last_combined_insn,
	update it if insn is after it, pass it to all try_combine calls.
	(try_combine): Add last_combined_insn parameter, pass it instead of
	i3 to propagate_for_debug.

2011-04-07  Nick Clifton  <nickc@redhat.com>

	* config/mn10300/mn10300.md (movqi_internal): Add alternatives
	to handle MDR <-> data register transfers.
	(movhi_internal): Likewise.

2011-04-07  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
	previous stack info.

2011-04-07  Tom de Vries  <tom@codesourcery.com>

	PR target/43920
	* cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
	flow_find_cross_jump.  Swap variables to implement backward replacement.
	(try_crossjump_bb): Add argument to try_crossjump_to_edge.

2011-04-07  Tom de Vries  <tom@codesourcery.com>

	PR target/43920
	* cfgcleanup.c (walk_to_nondebug_insn): New function.
	(flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
	and bb2.
	(try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
	src1 or src2.  Redirect edges to the last basic block.  Update
	frequency and count on multiple basic blocks in case of fallthru.

2011-04-07  Tom de Vries  <tom@codesourcery.com>

	PR target/43920
	* cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
	function.
	(old_insns_match_p): Change return type.  Replace return false/true
	with return dir_none/dir_both.  Use can_replace_by.
	(flow_find_cross_jump): Add dir_p parameter.  Init replacement
	direction from dir_p.  Register replacement direction in dir, last_dir
	and afterlast_dir.  Handle new return type of old_insns_match_p using
	merge_dir.  Return replacement direction in dir_p.
	(flow_find_head_matching_sequence, outgoing_edges_match): Handle new
	return type of old_insns_match_p.
	(try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
	* ifcvt.c ( cond_exec_process_if_block): Add argument to call to
	flow_find_cross_jump.
	* basic-block.h (enum replace_direction): New type.
	(flow_find_cross_jump): Add parameter to declaration.

2011-04-06  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
	(AVXMODEDCVTPS2DQ): Ditto.
	(VEC_FLOAT_MODE): Ditto.
	(<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
	iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
	(<any_logic:code><mode>3): Use VF mode iterator.
	(*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
	Use VF mode iterator.
	(copysign<mode>3): Use VF mode iterator.
	(*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
	TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
	(*<any_logic:code><MODEF:mode>3): Merge with
	*avx_<any_logic:code><MODEF:mode>3.
	(sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
	(sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
	(avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
	(avx_cvtdq2ps<avxmodesuffix>): Remove.
	(sse2_cvtdq2ps): Use %v modifier.
	(avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
	(avx_cvtps2dq<avxmodesuffix>): Remove.
	(sse2_cvtps2dq): Use %v modifier.
	(avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
	(avx_cvttps2dq<avxmodesuffix>): Remove.
	(sse2_cvttps2dq): Use %v modifier.
	(sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
	(sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
	(sse2_cvtsd2siq): Fix insn template.
	(sse2_cvtsd2siq_2): Ditto.
	(sse2_cvttsd2siq): Ditto.
	(sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
	(sse2_cvtss2sd): Merge with *avx_cvtss2sd.

2011-04-06  Joseph Myers  <joseph@codesourcery.com>

	* gcov-io.c: Use GCC Runtime Library Exception.

2011-04-06  Jakub Jelinek  <jakub@redhat.com>

	PR debug/48466
	* dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
	as base_reg whatever register reg has been eliminated to, instead
	of hardcoding STACK_POINTER_REGNUM.

2011-04-06  Joseph Myers  <joseph@codesourcery.com>

	* doc/tm.texi.in: Document C target hooks as separate from general
	target hooks.
	* doc/tm.texi: Regenerate.
	* genhooks.c (struct hook_desc): Add docname field.
	(HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
	docname field.
	(hook_array): Include c-target.def.
	(emit_documentation): Use docname field in output.
	(emit_init_macros): Take docname argument.  Only emit definitions
	for hooks matching docname.
	(main): Expect additional arguments in all cases.  Pass argument
	to emit_init_macros.
	* target.def: Move initial macro definitions and comments to
	target-hooks-macros.h.
	(gcc_targetcm): Move to c-family/c-target.def.
	* target.h (targetcm): Move declaration to c-family/c-target.h.
	* targhooks.c (default_handle_c_option): Move to
	c-family/c-opts.c.
	* targhooks.h (default_handle_c_option): Move declaration to
	c-family/c-common.h.
	* target-hooks-macros.h: New file.
	* config.gcc (target_has_targetcm): Define and use to add to
	c_target_objs and cxx_target_objs.
	* config/default-c.c: New file.
	* config/darwin-c.c: Include c-target.h and c-target-def.h instead
	of target.h and target-def.h.
	(TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
	(darwin_objc_construct_string, darwin_cfstring_ref_p,
	darwin_check_cfstring_format_arg): Make static.
	(TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
	TARGET_STRING_OBJECT_REF_TYPE_P,
	TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
	* config/darwin-protos.h (darwin_objc_construct_string,
	darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
	declare.
	* config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
	TARGET_STRING_OBJECT_REF_TYPE_P,
	TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
	* config/t-darwin (darwin-c.o): Update dependencies.
	* system.h (TARGET_HAS_TARGETCM): Poison.
	* Makefile.in (TARGET_H): Update.
	(TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
	(c-family/c-format.o, c-family/c-opts.o): Update dependencies.
	(default-c.o): New target.
	(s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
	(c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
	(s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
	c-target.def.
	(build/genhooks.o): Update dependencies.

2011-04-06  Richard Guenther  <rguenther@suse.de>

	* ipa-inline.c (enum inlining_mode): Remove.
	(cgraph_flatten): Use some other token.
	(cgraph_edge_early_inlinable_p): New function, split out from ...
	(cgraph_perform_always_inlining): New function, split out from ...
	(cgraph_decide_inlining_incrementally): ... here.
	(cgraph_mark_inline_edge): Adjust.
	(cgraph_early_inlining): Re-structure.
	(pass_early_inline): Require SSA form.

2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
	    Julian Brown  <julian@codesourcery.com>
	    Mark Shinwell  <shinwell@codesourcery.com>

	* config/arm/arm.h (arm_class_likely_spilled_p): Check against
	LO_REGS only for Thumb-1.
	(MODE_BASE_REG_CLASS): Restrict base registers to those which can
	be used in short instructions when optimising for size on Thumb-2.

2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>

	* gimple-low.c (lower_gimple_return): When not optimizing, force labels
	associated with user returns to be preserved.

2011-04-06  Tristan Gingold  <gingold@adacore.com>

	* dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
	symbol_queue_size, DBXOUT_DECR_NESTING,
	(DBXOUT_DECR_NESTING_AND_RETURN): Also define
	if XCOFF_DEBUGGING_INFO.

2011-04-06  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (attribute isa): New.
	(attribute enabled): New.
	(setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
	(*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
	(*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
	(*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
	(*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
	(<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
	(*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
	(*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.

	* config/i386/sse.md (VF): New mode iterator.
	(VF1): Ditto.
	(VF2): Ditto.
	(VF_128): Ditto.
	(SSEMODEF4): Remove.
	(attribute sse): Handle V8SF and V4DF modes.
	(<absneg:code><mode>2): Use VF mode iterator.
	(*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
	mode iterator.
	(<plusminus_insn><mode>3): Use VF mode iterator.
	(*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
	Use VF mode iterator.
	(<sse>_vm<plusminus_insn><mode>3): Merge with
	*avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
	(mul<mode>3): Use VF mode iterator.
	(*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
	(<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
	mode iterator.
	(div<VF2:mode>3): Merge from divv2df3 and divv4df3.
	(div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
	(<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
	(<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
	mode iterator.
	(<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
	Use VF1 mode iterator.
	(sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
	(sqrt<VF2:mode>2): New expander.
	(sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
	(<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
	and sqrtv2df2.  Use VF mode iterator.
	(<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
	mode iterator.
	(rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
	(<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
	Use VF1 mode iterator.
	(sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
	(<smaxmin:code><mode>3): Use VF mode iterator.
	(*<smaxmin:code><mode>3_finite): Merge with
	*avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
	(*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
	(<sse>_vm<smaxmin:code><mode>2): Merge with
	*avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
	(*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
	mode iterator.
	(*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
	mode iterator.
	(sse3_addsubv2df3): Merge with *avx_addsubv2df3.
	(sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
	(sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
	(sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
	(avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
	VF mode iterator.
	(avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
	Use VF_128 mode iterator.
	(<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
	mode iterator.
	(<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
	VF_128 mode iterator.
	(vcond<mode>): Use VF mode iterator.
	* config/i386/predicates.md (sse_comparison_operator): Merge with
	avx_comparison_float_operator.  Do not declare as special_predicate.
	* config/i386/i386.c (struct builtin_description): Update for renamed
	compare patterns.
	(ix86_expand_args_builtin): Ditto.
	(ix86_expand_sse_compare_mask): Ditto.

2011-04-06  Richard Guenther  <rguenther@suse.de>

	* tree-inline.c (estimate_num_insns): For calls simply account
	for all passed arguments and a used return value.

2011-04-06  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/47663
	* cgraph.h (struct cgraph_edge): Add call_stmt_size and
	call_stmt_time fields.
	(cgraph_edge_inlinable_p): Declare.
	(cgraph_edge_recursive_p): New inline function.
	* cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
	(cgraph_clone_edge): Copy it.
	* ipa-inline.c (cgraph_estimate_edge_time): New function.
	Account for call stmt time.
	(cgraph_estimate_time_after_inlining): Take edge argument.
	(cgraph_estimate_edge_growth): Account call stmt size.
	(cgraph_estimate_size_after_inlining): Take edge argument.
	(cgraph_mark_inline_edge): Adjust.
	(cgraph_check_inline_limits): Likewise.
	(cgraph_recursive_inlining_p): Remove.
	(cgraph_edge_badness): Use cgraph_edge_recursive_p.
	(cgraph_decide_recursive_inlining): Take edge argument and
	adjust.
	(cgraph_decide_inlining_of_small_functions): Do not avoid
	diags for recursive inlining here.
	(cgraph_flatten): Adjust.
	(cgraph_decide_inlining_incrementally): Likewise.
	(estimate_function_body_sizes): Remove call cost handling.
	(compute_inline_parameters): Initialize caller edge call costs.
	(cgraph_estimate_edge_growth): New function.
	(cgraph_estimate_growth): Use it.
	(cgraph_edge_badness): Likewise.
	(cgraph_check_inline_limits): Take an edge argument.
	(cgraph_decide_inlining_of_small_functions): Adjust.
	(cgraph_decide_inlining): Likewise.
	* tree-inline.c (estimate_num_insns): Only account for call
	return value if it is used.
	(expand_call_inline): Avoid diagnostics on recursive inline
	functions here.
	* lto-cgraph.c (lto_output_edge): Output edge call costs.
	(input_edge): Input edge call costs.

2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.

2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* doc/invoke.texi (Spec Files): Fix typo.

2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>

	* profile.c (branch_prob): Move declaration of local variable.  Remove
	obsolete ??? comment.  Expand the location explicitly instead of using
	the LOCATION_FILE and LOCATION_LINE macros.

2011-04-06  Wei Guozhi  <carrot@google.com>

	PR target/47855
	* config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
	(arm_cond_branch): Likewise.
	(arm_cond_branch_reversed): Likewise.
	(arm_jump): Likewise.
	(push_multi): Likewise.
	* config/arm/constraints.md (Py): New constraint.

2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>

	PR bootstrap/48471
	* dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
	Move these...
	(symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
	(DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
	#ifdef DBX_DEBUGGING_INFO.

2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>

	PR bootstrap/48403
	* haifa-sched.c (schedule_block): Increment cycle_issued_insns only
	if old and new states differ.

2011-04-05  Joseph Myers  <joseph@codesourcery.com>

	* config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
	OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
	* config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
	handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
	* config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
	mcfv4e): Use Alias.
	* config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
	ColdFire options to -mcpu= options.

2011-04-05  Jeff Law  <law@redhat.com>

	* tree-ssa-threadupdate.c (determine_bb_domination_status): Always
	check if BB is a successor of LOOP->header and return
	NONDOMINATING if it is not, regardless of ENABLE_CHECKING.

2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>

	* cprop.c (struct reg_use): Remove.
	(reg_use_table): Make an array of RTX.
	(find_used_regs, constprop_register, local_cprop_pass,
	bypass_block): Simplify users of reg_use_table.
	(cprop_insn): Likewise.  Iterate if copy propagation succeeded
	on one of the uses found by find_used_regs.

2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>

	PR bootstrap/48469
	* combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
	declaration.

2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>

	* combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
	as an rtx.
	(try_combine) [AUTO_INC_DEC]: Declare a local link rtx.

2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>

	PR middle-end/48441
	* cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.

2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>

	* combine.c: Include obstack.h.
	(struct insn_link): Define.
	(uid_log_links): Adjust type.
	(FOR_EACH_LOG_LINK): New macro.
	(insn_link_obstack): Declare.
	(alloc_insn_link): Define.
	(create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
	type of link variables.
	(find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
	(try_combine, record_promoted_values, distribute_notes): Likewise.
	(distribute_links): Likewise.  Tweak prototype.
	(clear_log_links): Delete.
	(adjust_for_new_dest): Call alloc_insn_link.
	* Makefile.in (combine.o): Depend on $(OBSTACK_H).

2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>

	* gcse.c (modify_mem_list): Convert to an array of VECs.
	(canon_modify_mem_list, compute_transp): Tweak formatting.
	(alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
	(load_killed_in_block_p): Likewise.
	(record_last_mem_set_info): Likewise.
	(clear_modify_mem_tables): Likewise.

2011-04-05  Tom de Vries  <tom@codesourcery.com>

	PR middle-end/48461
	* function.c (emit_use_return_register_into_block): Only define if
	HAVE_return.

2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>

	* stor-layout.c (self_referential_size): Fix 2010-07-13 commit.

2011-04-05  Joseph Myers  <joseph@codesourcery.com>

	* config/rx/rx-opts.h: New.
	* config/rx/rx.c (rx_cpu_type): Remove.
	(rx_handle_option): Don't assert that global structures are in
	use.  Access variables via opts pointer.  Defer most handling of
	OPT_mint_register_.  Use error_at.
	(rx_option_override): Handle deferred OPT_mint_register_ here.
	* config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
	* config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
	(mcpu=): Use Enum and specifiy rx_cpu_type with Var.
	(rx_cpu_types): New Enum and EnumValue entries.
	(mint-register=): Use Defer and use Var accordingly.

2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>

	* debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
	(debug_free_queue, debug_nesting, symbol_queue_index): Delete.
	* final.c (debug_flush_symbol_queue, debug_queue_symbol):
	Move these...
	(debug_free_queue, debug_nesting, symbol_queue_index):
	...and these...
	* dbxout.c: ...to here.  Make static.

2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>

	* gcse.c (modify_pair): Define.  Define a VEC of it.
	(canon_modify_mem_list): Convert to an array of VECs.
	(free_insn_expr_list_list): Delete.
	(clear_modify_mem_tables): Call VEC_free instead.
	(record_last_mem_set_info): Don't modify canon_modify_mem_list.
	(alloc_gcse_mem): Adjust for canon_modify_mem_list change.
	(canon_list_insert, compute_transp): Likewise.

2011-04-05  Tom de Vries  <tom@codesourcery.com>

	PR target/43920
	* config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
	for size.

2011-04-05  Tom de Vries  <tom@codesourcery.com>

	PR target/43920
	* function.c (emit_use_return_register_into_block): New function.
	(thread_prologue_and_epilogue_insns): Use
	emit_use_return_register_into_block.

2011-04-05  Tom de Vries  <tom@codesourcery.com>

	PR target/43920
	* cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
	insn.

2011-04-05  Tom de Vries  <tom@codesourcery.com>

	* cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.

2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>

	* config/arm/arm.md (define_constants for unspec): Replace with
	define_c_enum.
	(define_constants for unspecv): Replace with define_c_enum.
	* config/arm/neon.md (define_constants for unspec): Replace with
	define_c_enum.

2011-04-04  Richard Henderson  <rth@redhat.com>

	PR bootstrap/48400
	* dwarf2out.c (output_line_info): Always emit line info from
	at least one section.
	(dwarf2out_init): Create text_section_line_info here ...
	(set_cur_line_info_table): ... not here.

2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/48380
	* ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
	not called.

	* ira-emit.c (emit_move_list): Update reg_equiv_init insn list.

2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>

	* cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
	(expr_equiv_p): Remove.
	(insert_set_in_table): Look at <dest, src> pair instead of expr.
	(hash_scan_set): Update call to insert_set_in_table.
	(dump_hash_table): Dump <dest, src> pair.
	(lookup_set): Simplify.  Lookup <dest, src> pair.
	(compute_transp): Remove, fold heavily simplified code into...
	(compute_local_properties): ...here.  Expect COMP and TRANSP
	unconditionally.
	(find_avail_set): Take set directly from struct expr.
	(find_bypass-set): Likewise.
	(bypass_block): Likewise.
	(cprop_insn): Likewise.  Remove redundant INSN_P test.

	* cprop.c (implicit_set_cond_p): Assume nothing about COND, move
	checks on form of COND from find_implicit_sets to here.
	(find_implicit_sets): Cleanup control flow. Split critical edges
	if it exposes implicit sets.  Allocate/resize implicit_sets as
	necessary.
	(one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
	changed something.  Run df_analyze after find_implicit_sets if any
	edges were split.  Do not allocate implicit_sets here.

	* cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
	(gcse_obstack): Renamed to cprop_obstack.
	(GNEW, GNEWVEC, GNEWVAR): Remove.
	(gmalloc): Remove.
	(alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
	(GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
	(gcse_alloc): Likewise, and rename to cprop_alloc.
	(alloc_gcse_men, free_gcse_mem): Remove.
	(gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
	(compute_hash_table_work): Allocate and free reg_set_bitmap here.
	(one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.

	* cprop.c (oprs_not_set_p): Remove.
	(mark_set, mark_clobber): Remove.
	(mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
	(reg_not_set_p): New function.
	(find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
	(cprop_insn): Likewise.
	(cprop_jump): Use FOR_EACH_EDGE.

2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>

	PR bootstrap/48403
	* haifa-sched.c (nonscheduled_insns_begin): New static variable.
	(rank_for_schedule): Use scheduled_insns vector instead of
	last_scheduled_insn.
	(ok_for_early_queue_removal): Likewise.
	(queue_to_ready): Search forward in nonscheduled_insns_begin if
	we have a dbg_cnt.
	(choose_ready): Likewise.
	(commit_schedule): Use VEC_iterate.
	(schedule_block): Initialize nonscheduled_insns_begin.  If we have
	a dbg_cnt, use it and ensure the first insn is in the ready list.
	(haifa_sched_init): Allocate scheduled_insns.
	(sched_extend_ready_list): Don't allocate it; reserve space.
	(haifa_sched_finish): Free it.

2011-04-04  Joseph Myers  <joseph@codesourcery.com>

	* optc-gen.awk: Always remove type from Variable entry before
	recording in var_seen.

2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>

	* cfghooks.c (tidy_fallthru_edges): Add ??? comment.
	* tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
	call to tidy_fallthru_edges.

2011-04-04  Joseph Myers  <joseph@codesourcery.com>

	* doc/options.texi (ToLower): Document.
	* opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
	* opts-common.c (decode_cmdline_option): Handle cl_tolower.
	* opts.h (cl_option): Add cl_tolower field.
	* config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
	arguments with lowercase strings.
	* config/rx/rx.opt (mcpu=): Add ToLower.
	* config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
	argument.

2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>

	* config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.

2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>

	* config/vax/vax.c: Include reload.h.

2011-04-04  Anatoly Sokolov  <aesok@post.ru>

	* config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
	* config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
	(sparc_preferred_reload_class): New function.

2011-04-04  Jakub Jelinek  <jakub@redhat.com>

	PR debug/48401
	* cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
	Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.

2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>

	* tree.h (struct tree_const_decl): Inherit from tree_decl_common.
	* tree.c (initialize_tree_contains_struct): Adjust accordingly.

2011-04-03  Anatoly Sokolov  <aesok@post.ru>

	* config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
	(ASM_OUTPUT_ALIGNED_BSS): Define.

2011-04-03  Michael Matz  <matz@suse.de>

	* lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
	and next_slot members.
	(lto_streamer_cache_insert, lto_streamer_cache_insert_at,
	lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
	(lto_streamer_cache_append): Declare.
	* lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
	unsigned index, remove offset parameter, ensure that we append
	or update existing entries.
	(lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
	parameter, update next_slot for append.
	(lto_streamer_cache_insert): Use unsigned index, remove offset_p
	parameter.
	(lto_streamer_cache_insert_at): Likewise.
	(lto_streamer_cache_append): New function.
	(lto_streamer_cache_lookup): Use unsigned index.
	(lto_streamer_cache_get): Likewise.
	(lto_record_common_node): Don't test tree_node_can_be_shared.
	(preload_common_node): Adjust call to lto_streamer_cache_insert.
	(lto_streamer_cache_delete): Don't free offsets member.
	* lto-streamer-out.c (eq_string_slot_node): Use memcmp.
	(lto_output_string_with_length): Use lto_output_data_stream.
	(lto_output_tree_header): Remove ix parameter, don't write it.
	(lto_output_builtin_tree): Likewise.
	(lto_write_tree): Adjust callers to above, don't track and write
	offset, write unsigned index.
	(output_unreferenced_globals): Don't emit all global vars.
	(write_global_references): Use unsigned indices.
	(lto_output_decl_state_refs): Likewise.
	(write_symbol): Likewise.
	* lto-streamer-in.c (lto_input_chain): Move earlier.
	(input_function): Use unsigned index.
	(input_alias_pairs): Don't read and then ignore all global vars.
	(lto_materialize_tree): Remove ix_p parameter, don't read index,
	don't pass it back, use lto_streamer_cache_append.
	(lto_register_var_decl_in_symtab): Use unsigned index.
	(lto_register_function_decl_in_symtab): Likewise.
	(lto_get_pickled_tree): Don't read in or handle offset, read unsigned
	index.
	(lto_get_builtin_tree): Don't read index, use
	lto_streamer_cache_append.
	(lto_read_tree): Adjust call to lto_materialize_tree.

	* ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
	don't use function calls in arguments to MIN.

	* varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
	twice.

	* gimple.c (gimple_type_leader_entry): Mark deletable.

2011-04-03  Alan Modra  <amodra@gmail.com>

	* dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.

2011-04-03  Michael Matz  <matz@suse.de>

	* tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
	an integer.
	* tree.h (tree_decl_non_common.vindex): Adjust comment.

2011-04-03  Michael Matz  <matz@suse.de>

	* cgraphbuild.c (record_reference): Canonicalize constructor values.
	* gimple-fold.c (canonicalize_constructor_val): Accept being called
	without function context.
	* cgraphunit.c (cgraph_finalize_compilation_unit): Clear
	current_function_decl and cfun.

2011-04-03  Michael Matz  <matz@suse.de>

	* tree.c (decl_init_priority_insert): Don't create entry for
	default priority.
	(decl_fini_priority_insert): Ditto.
	(fields_compatible_p, find_compatible_field): Remove.
	* tree.h (fields_compatible_p, find_compatible_field): Remove.
	* gimple.c (gimple_compare_field_offset): Adjust block comment.

2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>

	* combine.c (try_combine): Remove useless local variable.

2011-04-03  Richard Guenther  <rguenther@suse.de>
	    Ira Rosen  <ira.rosen@linaro.org>

	* tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
	non-variable offsets and compare the remaining bases of the two
	accesses instead of looking for exact same data-ref.

2011-04-02  Kai Tietz  <ktietz@redhat.com>

	PR target/48416
	* i386.c (ix86_function_arg_boundary): Fix printf formatter.

	* i386.c (ix86_is_msabi_thiscall): New helper function.
	(ix86_is_type_thiscall): New helper function.
	(ix86_comp_type_attributes): Handle thiscall for method-functions
	special.
	(init_cumulative_args): Likewise.
	(find_drap_reg): Likewise.
	(ix86_static_chain): Likewise.
	(x86_this_parameter): Likewise.
	(x86_output_mi_thunk): Likewise.

2011-04-01  Olivier Hainque  <hainque@adacore.com>
	    Nicolas Setton  <setton@adacore.com>
	    Eric Botcazou  <ebotcazou@adacore.com>

	* dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
	(add_gnat_descriptive_type_attribute): New function.
	(gen_array_type_die): Call it.
	(gen_enumeration_type_die): Likewise.
	(gen_struct_or_union_type_die): Likewise.
	(modified_type_die): Likewise.
	* langhooks.h (lang_hooks_for_types): New descriptive_type hook.
	* langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
	(LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.

2011-04-01  Jakub Jelinek  <jakub@redhat.com>

	PR bootstrap/48148
	* dwarf2out.c (resolve_addr): Don't call force_decl_die
	if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.

	Revert:
	2011-03-17  Richard Guenther  <rguenther@suse.de>

	PR bootstrap/48148
	* lto-cgraph.c (input_overwrite_node): Clear the abstract
	origin for decls in other ltrans units.
	(input_varpool_node): Likewise.

2011-04-01  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/48335
	* expr.c (expand_assignment): Handle all possibilities
	if TO_RTX is CONCAT.
	* expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
	(store_split_bit_field): If SUBREG_REG (op0) or
	op0 itself has smaller mode than word, return it
	for offset 0 and const0_rtx for out-of-bounds stores.
	If word is const0_rtx, skip it.

2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>

	* config/h8300/h8300.c (print_operand_address): Rename to...
	(h8300_print_operand_address): ...this. Make static. Adjust comments.
	Call h8300_print_operand and h8300_print_operand_address instead of
	print_operand and print_operand_address. Declare.
	(print_operand): Renake to...
	(h8300_print_operand): ...this. Make static. Adjust comments.
	Call h8300_print_operand instead of print_operand. Declare.
	(h8300_print_operand_punct_valid_p): Moved from h8300.h file.
	(h8300_register_move_cost): Likewise.
	(TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
	TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
	* config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
	PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
	* config/h8300/h8300-protos.h (print_operand): Delete.
	(print_operand_address): Delete.

2011-04-01  Richard Henderson  <rth@redhat.com>

	PR 48400
	* dwarf2out.c (dwarf2out_source_line): Disable discriminators
	in strict mode before dwarf4.  Re-order tests to early out
	before switching sections.

2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>

	* config/h8300/constraints.md: New file.
	* config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
	satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
	(*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
	* config/h8300/predicates.md (bit_operand): Likewise.
	(incdec_operand): Use satisfies_constraint_M and
	satisfies_constraint_O.  Don't use C code block.
	* config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
	* config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
	(compute_mov_length): Use satisfies_constraint_G.
	(fix_bit_operand): Use satisfies_constraint_U.
	* config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
	(CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
	(CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
	(CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
	(CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
	(CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
	(CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
	(OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
	(OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
	(OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
	(EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
	(EXTRA_MEMORY_CONSTRAINT): Delete.

2011-04-01  Andrew Pinski  <pinskia@gmail.com>
	    Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/48262
	* config/rs6000/vector.md (movmisalign<mode>): Allow for memory
	operands, as per the specifications.

	* config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
	(vec_extract_evenv4sf): Ditto.
	(vec_extract_evenv8hi): Ditto.
	(vec_extract_evenv16qi): Ditto.
	(vec_extract_oddv4si): Ditto.

2011-03-31  Mark Wielaard  <mjw@redhat.com>

	* dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
	high_pc attribute if the CU has no associated code. Only output
	DW_AT_entry_pc for CU if not generating strict dwarf and
	dwarf_version < 4.

2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>

	* dwarf2out.h (dwarf2out_frame_debug_init): Declare.
	* dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
	out of ...
	(dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
	* final.c (final_start_function): Call the new function rather
	than using a NULL argument for dwarf2out_frame_debug.

	* ifcvt.c (cond_exec_process_insns): Disallow converting a block
	that contains the prologue.

	* haifa-sched.c (queue_insn): New arg REASON.  All callers
	changed.  Print it in debugging output.

	* sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.

	* sched-ebb.c (begin_schedule_ready): Remove second argument.
	Split most of the code into...
	(begin_move_insn): ... here.  New function.
	(ebb_sched_info): Add a pointer to it.
	* haifa-sched.c (scheduled_insns): New static variable.
	(sched_extend_ready_list): Allocate it.
	(schedule_block): Use it to record the order of scheduled insns.
	Perform RTL changes to move insns only after all scheduling
	decisions have been made.
	* modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
	begin_move_insn field.
	* sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
	* sched-int.h (struct haifa_sched_info): Remove second argument
	from begin_schedule_ready hook.  Add new member begin_move_insn.
	* sched-rgn.c (begin_schedule_ready): Remove second argument.
	(rgn_const_sched_info): Add NULL entry for the begin_move_insn field.

	* haifa-sched.c (prune_ready_list): New function, broken out of
	schedule_block.
	(schedule_block): Use it.

2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

	* config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.

2011-04-01  Kai Tietz  <ktietz@redhat.com>

	* config.gcc (*-*-mingw*): Allow as option the
	posix threading model.
	* config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
	New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
	definition.
	(CPP_SPEC): Add pthread/no-pthread handling.
	(LIB_SPEC): Likewise.
	* config/i386/mingw-w64.h (CPP_SPEC):Likewise.
	(LIB_SPEC): Likewise.
	* config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
	flag to pass -pthread option for shared libgcc build.
	(SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
	for shared libgcc build.
	* config/i386/t-mingw-pthread: New file.
	* config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
	New define to enable use of library pthread by default.
	* config/i386/mingw.opt (pthread): New driver option.
	(no-pthread): New driver option.
	* config/i386/cygming.opt: Make sure trailing empty line is retained.
	* config/i386/mingw-w64.opt: Likewise.

2011-04-01  Gary Funck  <gary@intrepid.com>

	* c-decl.c (grokdeclarator): Fix formatting.

2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>

	* expr.c (emit_block_move_via_movmem): Use n_generator_args
	instead of n_operands.
	(set_storage_via_setmem): Likewise.
	* optabs.c (maybe_gen_insn): Likewise.
	* config/arm/arm.c (arm_init_neon_builtins): Likewise.
	* config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
	(mips_expand_builtin_direct): Likewise.
	* config/spu/spu.c (expand_builtin_args): Likewise.

2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>

	* recog.h (insn_data_d): Add n_generator_args.
	* genoutput.c (data): Likewise.
	(output_insn_data): Print it.
	(max_opno, num_dups): Delete.
	(scan_operands): Just fill in "d->operand[...]".
	(gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.

2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>

	* gensupport.h (pattern_stats): New structure.
	* gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
	* genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
	(max_operand_1, max_operand_vec): Delete.
	(gen_insn, gen_expand, gen_split): Use get_pattern_stats.

2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>

	* emit-rtl.c (emit_pattern_after_setloc): New function.
	(emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
	(emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
	(emit_pattern_after): New function.
	(emit_insn_after, emit_jump_insn_after): Call it.
	(emit_call_insn_after, emit_debug_insn_after): Likewise.
	(emit_pattern_before_setloc): New function.
	(emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
	(emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
	Likewise.
	(emit_pattern_before): New function.
	(emit_insn_before, emit_jump_insn_before): Call it.
	(emit_call_insn_before, emit_debug_insn_before): Likewise.

2011-03-31  Richard Henderson  <rth@redhat.com>

	* dwarf2out.c (dw_separate_line_info_ref): Remove.
	(dw_separate_line_info_entry): Remove.
	(enum dw_line_info_opcode): New.
	(dw_line_info_entry): Use it.
	(dw_line_info_table, dw_line_info_table_p): New.
	(DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
	(line_info_table, line_info_label_num): Remove.
	(line_info_table_in_use): Remove.
	(separate_line_info_table): Remove.
	(separate_line_info_table_allocated): Remove.
	(separate_line_info_table_in_use): Remove.
	(LINE_INFO_TABLE_INCREMENT): Remove.
	(line_info_label_num): New.
	(cur_line_info_table): New.
	(text_section_line_info, cold_text_section_line_info): New.
	(separate_line_info): New.
	(SEPARATE_LINE_CODE_LABEL): Remove.
	(print_dwarf_line_table): Remove.
	(debug_dwarf): Don't dump it.
	(output_one_line_info_table): New.
	(output_line_info): Use it.
	(new_line_info_table): New.
	(set_cur_line_info_table): New.
	(dwarf2out_switch_text_section): Use it.
	(dwarf2out_begin_function): Likewise.
	(push_dw_line_info_entry): New.
	(dwarf2out_source_line): Rewrite for new line info tables.
	(dwarf2out_init): Remove dead initailizations.

2011-03-31  Joseph Myers  <joseph@codesourcery.com>

	* opts.h (cl_option): Add comments to fields.  Add bit-fields for
	various flags.
	(CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
	CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
	CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
	CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
	(CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
	* opt-functions.awk (flag_init, switch_bit_fields): New.
	(switch_flags): Don't handle flags moved to bit-fields.  Don't
	generate CL_MISSING_OK or CL_SAVE.
	* optc-gen.awk: Update to generate bit-field output as well as
	flags field.
	* gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
	bit-field instead of CL_REJECT_DRIVER flag.
	* opts-common.c (generate_canonical_option,
	decode_cmdline_option): Use bit-fields instead of CL_* flags.
	* opts.c (maybe_default_option): Use cl_reject_negative bit-field
	instead of CL_REJECT_NEGATIVE flag.
	* toplev.c (print_switch_values): Use cl_report bit-field instead
	of CL_REPORT flag.

2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
	a zero minimum index only if it is redundant.

2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/48381
	* ira-color.c (assign_hard_reg): Use hard reg set intersection
	instead of ira_class_hard_reg_index for calculating conflicting
	hard registers.

2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>

	* cprop.c: Clean up hash table building.
	(reg_avail_info): Remove.
	(oprs_available_p): Remove.
	(record_last_reg_set_info): Remove.
	(record_last_set_info): Remove.
	(reg_available_p): New function.
	(gcse_constant_p): Do not treat unfolded conditions as constants.
	(make_set_regs_unavailable): New function.
	(hash_scan_set): Simplify with new reg_available_p.
	(compute_hash_table_work): Traverse insns stream only once.
	Do not compute reg_avail_info. Traverse insns in reverse order.
	Record implicit sets after recording explicit sets from the block.

2011-03-31  Michael Matz  <matz@suse.de>

	* builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.

2011-03-31  Anatoly Sokolov  <aesok@post.ru>

	* config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
	* config/h8300/h8300-protos.h (h8300_get_index): Remove.
	* config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
	(h8300_mode_dependent_address_p): New function.
	(h8300_get_index): Make static.

2011-03-31  Jeff Law  <law@redhat.com>

	* reload1.c (elimination_effects): Fix typo in recent change.

	* tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
	typo potentially leading to null pointer dereference.

	* caller-save.c (new_saved_hard_reg): Eliminate return value.
	(setup_save_areas): Corresponding changes to avoid useless
	assignments.

	* jump.c (reversed_comparison_code_parts): Avoid successive return
	statements when REVERSE_CONDITION is defined.

	* expr.c (expand_assignment): Avoid useless assignments.
	(expand_expr_real_1): Likewise.
	(expand_expr_real_2): Avoid useless statements.

	* tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.

	* cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.

	* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
	statements.

	* stmt.c (expand_expr_stmt): Avoid useless assignment.

2011-03-31  Joseph Myers  <joseph@codesourcery.com>

	PR target/47109
	* doc/tm.texi.in (TARGET_VERSION): Remove.
	* doc/tm.texi: Regenerate.
	* system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
	* collect2.c (main): Don't use TARGET_VERSION.
	* mips-tdump.c (main): Don't use TARGET_VERSION.
	* mips-tfile.c (main): Don't use TARGET_VERSION.
	* config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
	* config/rs6000/vxworksae.h: Remove.
	* config/alpha/alpha.h (TARGET_VERSION): Remove.
	* config/alpha/freebsd.h (TARGET_VERSION): Remove.
	* config/alpha/linux-elf.h (TARGET_VERSION): Remove.
	* config/alpha/netbsd.h (TARGET_VERSION): Remove.
	* config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
	* config/arm/arm.h (TARGET_VERSION): Remove.
	* config/arm/coff.h (TARGET_VERSION): Remove.
	* config/arm/ecos-elf.h (TARGET_VERSION): Remove.
	* config/arm/elf.h (TARGET_VERSION): Remove.
	* config/arm/freebsd.h (TARGET_VERSION): Remove.
	* config/arm/linux-elf.h (TARGET_VERSION): Remove.
	* config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
	* config/arm/pe.h (TARGET_VERSION): Remove.
	* config/arm/rtems-elf.h (TARGET_VERSION): Remove.
	* config/arm/semi.h (TARGET_VERSION): Remove.
	* config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
	* config/arm/unknown-elf.h (TARGET_VERSION): Remove.
	* config/arm/vxworks.h (TARGET_VERSION): Remove.
	* config/avr/avr.h (TARGET_VERSION): Remove.
	* config/bfin/bfin.h (TARGET_VERSION): Remove.
	* config/fr30/fr30.h (TARGET_VERSION): Remove.
	* config/frv/frv.h (TARGET_VERSION): Remove.
	* config/h8300/h8300.h (TARGET_VERSION): Remove.
	* config/i386/cygwin.h (TARGET_VERSION): Remove.
	* config/i386/darwin.h (TARGET_VERSION): Remove.
	* config/i386/darwin64.h (TARGET_VERSION): Remove.
	* config/i386/djgpp.h (TARGET_VERSION): Remove.
	* config/i386/freebsd.h (TARGET_VERSION): Remove.
	* config/i386/freebsd64.h (TARGET_VERSION): Remove.
	* config/i386/gnu.h (TARGET_VERSION): Remove.
	* config/i386/i386-interix.h (TARGET_VERSION): Remove.
	* config/i386/i386elf.h (TARGET_VERSION): Remove.
	* config/i386/linux.h (TARGET_VERSION): Remove.
	* config/i386/linux64.h (TARGET_VERSION): Remove.
	* config/i386/lynx.h (TARGET_VERSION): Remove.
	* config/i386/mingw32.h (TARGET_VERSION): Remove.
	* config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
	* config/i386/netbsd64.h (TARGET_VERSION): Remove.
	* config/i386/netware.h (TARGET_VERSION): Remove.
	* config/i386/nto.h (TARGET_VERSION): Remove.
	* config/i386/openbsd.h (TARGET_VERSION): Remove.
	* config/i386/vxworks.h (TARGET_VERSION): Remove.
	* config/ia64/elf.h (TARGET_VERSION): Remove.
	* config/ia64/freebsd.h (TARGET_VERSION): Remove.
	* config/ia64/hpux.h (TARGET_VERSION): Remove.
	* config/ia64/linux.h (TARGET_VERSION): Remove.
	* config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
	* config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
	TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
	* config/lm32/lm32.h (TARGET_VERSION): Remove.
	* config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
	* config/m32c/m32c.h (TARGET_VERSION): Remove.
	* config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
	* config/m32r/m32r.h (TARGET_VERSION): Remove.
	* config/m68k/linux.h (TARGET_VERSION): Remove.
	* config/m68k/m68k.h (TARGET_VERSION): Remove.
	* config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
	* config/m68k/uclinux.h (TARGET_VERSION): Remove.
	* config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
	* config/mep/mep.h (TARGET_VERSION): Remove.
	* config/microblaze/microblaze.h (MICROBLAZE_VERSION,
	MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
	* config/mips/iris6.h (MACHINE_TYPE): Remove.
	* config/mips/linux.h (TARGET_VERSION): Remove.
	* config/mips/netbsd.h (MACHINE_TYPE): Remove.
	* config/mips/vxworks.h (TARGET_VERSION): Remove.
	* config/mmix/mmix.h (TARGET_VERSION): Remove.
	* config/mn10300/linux.h (TARGET_VERSION): Remove.
	* config/mn10300/mn10300.h (TARGET_VERSION): Remove.
	* config/pa/pa.h (TARGET_VERSION): Remove.
	* config/pdp11/pdp11.h (TARGET_VERSION): Remove.
	* config/picochip/picochip.h (TARGET_VERSION): Remove.
	* config/rs6000/aix.h (TARGET_VERSION): Remove.
	* config/rs6000/darwin.h (TARGET_VERSION): Remove.
	* config/rs6000/darwin64.h (TARGET_VERSION): Remove.
	* config/rs6000/eabi.h (TARGET_VERSION): Remove.
	* config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
	* config/rs6000/eabisim.h (TARGET_VERSION): Remove.
	* config/rs6000/eabispe.h (TARGET_VERSION): Remove.
	* config/rs6000/freebsd.h (TARGET_VERSION): Remove.
	* config/rs6000/linux.h (TARGET_VERSION): Remove.
	* config/rs6000/linux64.h (TARGET_VERSION): Remove.
	* config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
	* config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
	* config/rs6000/lynx.h (TARGET_VERSION): Remove.
	* config/rs6000/netbsd.h (TARGET_VERSION): Remove.
	* config/rs6000/sysv4.h (TARGET_VERSION): Remove.
	* config/rs6000/vxworks.h (TARGET_VERSION): Remove.
	* config/s390/linux.h (TARGET_VERSION): Remove.
	* config/s390/s390.h (TARGET_VERSION): Remove.
	* config/s390/tpf.h (TARGET_VERSION): Remove.
	* config/score/score.h (TARGET_VERSION): Remove.
	* config/sh/linux.h (TARGET_VERSION): Remove.
	* config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
	TARGET_VERSION_CPU, TARGET_VERSION): Remove.
	* config/sh/sh.h (TARGET_VERSION): Remove.
	* config/sh/sh64.h (TARGET_VERSION): Remove.
	* config/sh/superh.h (TARGET_VERSION): Remove.
	* config/sh/vxworks.h (TARGET_VERSION): Remove.
	* config/sparc/freebsd.h (TARGET_VERSION): Remove.
	* config/sparc/linux.h (TARGET_VERSION): Remove.
	* config/sparc/linux64.h (TARGET_VERSION): Remove.
	* config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
	TARGET_NAME32, TARGET_NAME): Remove.
	* config/sparc/openbsd64.h (TARGET_VERSION): Remove.
	* config/sparc/sp-elf.h (TARGET_VERSION): Remove.
	* config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
	* config/sparc/sysv4.h (TARGET_VERSION): Remove.
	* config/sparc/vxworks.h (TARGET_VERSION): Remove.
	* config/spu/spu.h (TARGET_VERSION): Remove.
	* config/stormy16/stormy16.h (TARGET_VERSION): Remove.
	* config/v850/v850.h (TARGET_VERSION): Remove.
	* config/vax/linux.h (TARGET_VERSION): Remove.
	* config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
	* config/xtensa/elf.h (TARGET_VERSION): Remove.
	* config/xtensa/linux.h (TARGET_VERSION): Remove.

2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/48142
	* config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
	frame-related from frame-unrelated adjustments to the stack pointer.

2011-03-31  Jakub Jelinek  <jakub@redhat.com>

	* common.opt (fdebug-types-section): Move earlier.
	* doc/invoke.texi: Fix up -fno-debug-types-section documentation.

2011-03-31  Andreas Tobler  <andreast@fgznet.ch>

	* config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
	var.

2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>

	* tree.h (CASE_CHAIN): Define.
	* tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
	(gimple_redirect_edge_and_branch): Likewise.

2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>

	PR middle-end/48367
	* ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
	calculation.

2011-03-30  Jeff Law  <law@redhat.com>

	* PR bootstrap/48371
	* reload1.c (reload): Fix botch in last change.

	* reload.h (struct reload): Fix typo introduced in last change.

2011-03-30  Joseph Myers  <joseph@codesourcery.com>

	* config/arm/arm.opt (mhard-float, msoft-float): Mark
	Undocumented.  Remove help text.
	* doc/invoke.texi (ARM Options): Don't document -msoft-float and
	-mhard-float.

2011-03-30  Joseph Myers  <joseph@codesourcery.com>

	* doc/options.texi (NegativeAlias): Document.
	(Alias): Mention NegativeAlias.
	* opt-functions.awk: Handle NegativeAlias.
	* optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
	* opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
	* opts.h (CL_NEGATIVE_ALIAS): Define.
	* config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
	(rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
	OPT_mspe_.
	* config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
	Alias entries.
	* config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
	mno-spe and mno-isel instead of mspe=no and -misel=no.

2011-03-29  Mark Wielaard  <mjw@redhat.com>

	* common.opt (fdebug-types-section): New flag.
	* doc/invoke.texi: Document new -fno-debug-types-section flag.
	* dwarf2out.c (use_debug_types): New define.
	(struct die_struct): Mark die_id with GTY desc use_debug_types.
	(print_die): Guard output of type unit signatures using
	use_debug_types.
	(build_abbrev_table): Replace assert of dwarf_version >= 4
	with assert on use_debug_types.
	(size_of_die): Likewise.
	(unmark_dies): Likewise.
	(value_format): Decide AT_ref_external form on use_debug_types.
	(output_die): Replace dwarf_version version check guard with
	use_debug_types where appropriate.
	(modified_type_die): Likewise.
	(gen_reference_type_die): Likewise.
	(dwarf2out_start_source_file): Likewise.
	(dwarf2out_end_source_file): Likewise.
	(prune_unused_types_walk_attribs): Likewise.
	(dwarf2out_finish): Likewise.

2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>

	* ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.

2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>

	PR rtl-optimization/48332
	* optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
	mode of input operand N and modeN to its actual mode.

2011-03-30  Jeff Law  <law@redhat.com>

	* reload.h (reg_equiv_constant): Move into new structure reg_equivs,
	define accessor macro.
	(reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
	(reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
	(reg_equiv_init): Likewise.
	(reg_equivs_size): New variable.
	(reg_equiv_init_size): Remove.
	(allocate_initial_values): Move prototype to here from....
	* integrate.h (allocate_initial_values): Remove prototype.
	* integrate.c: Include reload.h.
	(allocate_initial_values): Corresponding changes.
	* ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
	(fix_reg_equiv_init, no_equiv): Corresponding changes.
	(update_equiv_regs): Corresponding changes.
	(ira): Corresponding changes.
	* reload.c (push_reg_equiv_alt_mem): Corresponding changes.
	(push_secondary_reload): Corresponding changes.
	(push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
	(make_memloc, find_reloads_address): Corresponding changes.
	(subst_reg_equivs, subst_indexed_address): Corresponding changes.
	(find_reloads_address_1): Corresponding changes.
	(find_reloads_subreg_address, subst_reloads): Corresponding changes.
	(refers_to_regno_for_reload_p): Corresponding changes.
	(reg_overlap_mentioned_for_reload_p): Corresponding changes.
	(refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
	* reload1.c: Include ggc.h.
	(grow_reg_equivs): New function.
	(replace_pseudos_in, reload): Corresponding changes.
	(calculate_needs_all_insns, alter_regs): Corresponding changes.
	(eliminate_regs_1, elimination_effects): Corresponding changes.
	(emit_input_reload_insns, emit_output_reload_insns): Likewise.
	(delete_output_reload): Likewise.
	* caller-save.c (mark_referenced_regs): Corresponding changes.
	* alpha/alpha.c (resolve_reload_operand): Corresponding changes.
	* frv/predicates.md (frv_load_operand): Corresponding changes.
	* microblaze/microblaze.c (double_memory_operand): Corresponding
	changes.
	* avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
	* xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
	* mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
	* m68k/m68k.c (emit_move_sequence): Corresponding changes.
	* arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
	changes.
	* pa/pa.c (emit_move_sequence): Corresponding changes.
	* vax/vax.c (nonindexed_address_p): Corresponding changes.

2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>

	PR target/47551
	* config/arm/arm.c (coproc_secondary_reload_class): Handle
	structure modes.  Don't check neon_vector_mem_operand for
	vector or structure modes.

2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

	PR target/43590
	* config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
	operand 1 and reshuffle the operands to match.
	(neon_vld3<mode>, neon_vld4<mode>): Update accordingly.

2011-03-30  Christian Schüler  <cschueler@gmx.de>

	PR driver/48208
	* config/c.opt (F): Added 'Driver' to -F option.

	PR driver/48260
	* config/darwin-driver.c (darwin_driver_init): Add '-arch' to
	  handler function.
	* config/darwin.opt: Added '-arch' option.

2011-03-30  Nick Clifton  <nickc@redhat.com>

	* config/rx/rx.md: Add peepholes and patterns to combine
	extending loads and simple arithmetic instructions.
	* config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
	* config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
	* config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
	modes to use pre-decrement and post-increment addressing.
	(rx_is_restricted_memory_address): Add range checking of REG+INT
	addresses.
	(rx_print_operand): Add support for %Q.  Fix handling of %Q.
	(rx_memory_move_cost): Adjust cost of stores.
	(rx_adjust_insn_length): New function.

2011-03-30  Jakub Jelinek  <jakub@redhat.com>

	PR c/48305
	* fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
	arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
	matching arg00/arg01 types.

2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>

	* cfglayout.c (insn_locators_alloc): Initialize curr_location and
	last_location to UNKNOWN_LOCATION.

2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/48349
	* config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
	FLOAT_SSE_REGS.

2011-03-30  Joseph Myers  <joseph@codesourcery.com>
	    Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR bootstrap/48337
	* config/sparc/sparc.opt (sparc_cpu_and_features): Add
	Init(PROCESSOR_V7).
	(sparc_cpu): Likewise.
	* config/sparc/sparc.c (sparc_option_override): Replace 0 by
	PROCESSOR_V7.

2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/48336
	PR middle-end/48342
	PR rtl-optimization/48345
	* ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
	hard regs for given mode from profitable regs when doing secondary
	allocation.

2011-03-29  Jeff Law  <law@redhat.com>

	PR bootstrap/48327
	* tree-ssa-threadupdate.c (struct redirection_data): Remove
	do_not_duplicate field.
	(lookup_redirection_data): Corresponding changes.
	(create_duplicates): Always create a template block.
	(redirect_edges): Remove code which reused the original block
	when it was going to become unreachable code.
	(thread_block): Don't set do_not_duplicate field.

2011-03-29  Joseph Myers  <joseph@codesourcery.com>

	* lto-opts.c (register_user_option_p, lto_register_user_option):
	Make type argument unsigned.
	* lto-streamer.h (lto_register_user_option): Make type argument
	unsigned.
	* opth-gen.awk: Make CL_* macros unsigned.
	* opts-common.c (find_opt): Make lang_mask argument unsigned.
	* opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
	CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
	CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
	CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
	CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
	(find_opt): Make lang_mask argument unsigned.

2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/48331
	PR rtl-optimization/48334
	* ira-color.c (color_allocnos): Call setup_profitable_hard_regs
	for any used algorithm.

2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>

	* ira-conflicts.c (build_object_conflicts): Add unused attribute
	to parent_max.

2011-03-29  Uros Bizjak  <ubizjak@gmail.com>

	* config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
	(alpha_option_override): Don't set alpha_sr_alias_set.
	(emit_frame_store_1): Use gen_frame_mem rather than calling
	set_mem_alias_set.
	(alpha_expand_epilogue): Ditto.

2011-03-29  Ira Rosen  <ira.rosen@linaro.org>

	PR tree-optimization/48290
	* tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
	vectorization, check that relevant phis in the basic block after
	the inner loop are really inner loop's exit phis.

2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>

	PR debug/48190
	* dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
	(cached_dw_loc_list_def): New structure.
	(cached_dw_loc_list): New typedef.
	(cached_dw_loc_list_table): New variable.
	(cached_dw_loc_list_table_hash): New function.
	(cached_dw_loc_list_table_eq): Likewise.
	(add_location_or_const_value_attribute): Take a bool cache_p.
	Cache the list when the parameter is true.
	(gen_formal_parameter_die): Update caller.
	(gen_variable_die): Likewise.
	(dwarf2out_finish): Likewise.
	(dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
	while generating debug info for the decl.
	(dwarf2out_function_decl): Clear cached_dw_loc_list_table.
	(dwarf2out_init): Initialize cached_dw_loc_list_table.
	(resolve_addr): Cache the result of resolving a chain of
	location lists.

2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>

	* ira-color.c (update_left_conflict_sizes_p): Don't assume that
	conflict object hard regset nodes have intersecting hard reg sets.

	* regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
	after regstat_init_n_sets_and_refs.

	* ira.c: Add more comments at the top.
	(setup_stack_reg_pressure_class, setup_pressure_classes):
	Add comments how we compute the register pressure classes.
	(setup_allocno_and_important_classes): Add more comments.
	(setup_class_translate_array, reorder_important_classes)
	(setup_reg_class_relations): Add comments.

	* ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
	start of the file.

	* ira-color.c: Add 2011 to the Copyright line.
	(assign_hard_reg):  Add more comments.
	(improve_allocation): Ditto.

	* ira-costs.c: Add 2011 to the Copyright line.
	(setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
	comments.
	(setup_regno_cost_classes_by_mode): Ditto.

	Initial patches from ira-improv branch:

	2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>

	* ira-build.c (ira_create_object): Remove initialization of
	OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
	(ira_create_allocno): Remove initialization of
	ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
	ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
	ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
	ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
	ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
	Initialize ALLOCNO_ADD_DATA.
	(copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
	and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
	ALLOCNO_REG.
	(ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
	ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.

	* ira.c (ira_reallocate): Remove.
	(setup_pressure_classes): Call
	ira_init_register_move_cost_if_necessary.  Use
	ira_register_move_cost instead of ira_get_register_move_cost.
	(setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
	(ira): Call ira_initiate_emit_data and ira_finish_emit_data.

	* ira-color.c: Use ALLOCNO_COLOR_DATA instead of
	ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
	ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
	ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
	instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
	OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
	Fix formatting.
	(object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
	(struct object_hard_regs, struct object_hard_regs_node): Ditto.
	(struct allocno_color_data): New.
	(allocno_color_data_t): New typedef.
	(allocno_color_data): New definition.
	(ALLOCNO_COLOR_DATA): New macro.
	(struct object_color_data): New.
	(object_color_data_t): New typedef.
	(object_color_data): New definition.
	(OBJECT_COLOR_DATA): New macro.
	(update_copy_costs, calculate_allocno_spill_cost): Call
	ira_init_register_move_cost_if_necessary.  Use
	ira_register_move_cost instead of ira_get_register_move_cost.
	(move_spill_restore, update_curr_costs): Ditto.
	(allocno_spill_priority): Make it inline.
	(color_pass): Allocate and free allocno_color_dat and object_color_data.
	(struct coalesce_data, coalesce_data_t): New.
	(allocno_coalesce_data): New definition.
	(ALLOCNO_COALESCE_DATA): New macro.
	(merge_allocnos, coalesced_allocno_conflict_p): Use
	ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
	ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
	(coalesce_allocnos): Ditto.
	(setup_coalesced_allocno_costs_and_nums): Ditto.
	(collect_spilled_coalesced_allocnos): Ditto.
	(slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
	(setup_slot_coalesced_allocno_live_ranges): Ditto.
	(coalesce_spill_slots): Ditto.
	(ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
	free allocno_coalesce_data.

	* ira-conflicts.c: Fix formatting.
	(process_regs_for_copy): Call
	ira_init_register_move_cost_if_necessary.  Use
	ira_register_move_cost instead of ira_get_register_move_cost.
	(build_object_conflicts): Optimize.

	* ira-costs.c (record_reg_classes): Optimize.  Call
	ira_init_register_move_cost_if_necessary.  Use
	ira_register_move_cost, ira_may_move_in_cost, and
	ira_may_move_out_cost instead of ira_get_register_move_cost and
	ira_get_may_move_cost.
	(record_address_regs): Ditto.
	(scan_one_insn): Optimize.
	(find_costs_and_classes): Optimize.
	(process_bb_node_for_hard_reg_moves): Call
	ira_init_register_move_cost_if_necessary.  Use
	ira_register_move_cost instead of ira_get_register_move_cost.

	* ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
	ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
	ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
	(ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
	definitions.
	(ira_initiate_emit_data, ira_finish_emit_data)
	(create_new_allocno): New functions.
	(modify_move_list): Call create_new_alloc instead of ira_create_allocno.
	(emit_move_list): Call ira_init_register_move_cost_if_necessary.
	Use ira_register_move_cost instead of ira_get_register_move_cost.

	* ira-int.h: Fix some comments.
	(object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
	(struct object_hard_regs, struct object_hard_regs_node): Ditto.
	(struct ira_object): Remove profitable_hard_regs, hard_regs_node,
	hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
	add_data.
	(struct ira_allocno): Make mode and aclass a bitfield.  Move other
	bitfield after mode.  Make hard_regno a short int.  Make
	hard_regno short.  Remove first_coalesced_allocno and
	next_coalesced_allocno.  Move mem_optimized_dest_p,
	somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
	into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
	available_regs_num, next_bucket_allocno, prev_bucket_allocno,
	temp, colorable_p.  Add new member add_data.
	(ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
	(ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
	(ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
	(ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
	(ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
	(ALLOCNO_ADD_DATA): New macro.
	(ira_emit_data_t): New typedef.
	(struct ira_emit_data): New.  Move mem_optimized_dest_p,
	somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
	from struct ira_allocno.
	(ALLOCNO_EMIT_DATA): New macro.
	(ira_allocno_emit_data, allocno_emit_reg): New.
	(ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
	(OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
	(OBJECT_ADD_DATA): New macro.
	(ira_reallocate): Remove.
	(ira_initiate_emit_data, ira_finish_emit_data): New.
	(ira_get_register_move_cost, ira_get_may_move_cost): Remove.
	(ira_init_register_move_cost_if_necessary): New.
	(ira_object_conflict_iter_next): Merge into
	ira_object_conflict_iter_cond.
	(FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.

	* ira-live.c (process_single_reg_class_operands): Call
	ira_init_register_move_cost_if_necessary.  Use
	ira_register_move_cost instead of ira_get_register_move_cost.

	2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>

	* ira-int.h (struct target_ira_int): Remove x_cost_classes.

	* ira-costs.c: Fix formatting.
	(cost_classes, cost_classes_num): Remove.
	(struct cost_classes, cost_classes_t, const_cost_classes_t): New.
	(regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
	(cost_classes_del, cost_classes_htab): New.
	(cost_classes_aclass_cache, cost_classes_mode_cache): New.
	(initiate_regno_cost_classes, setup_cost_classes): New.
	(setup_regno_cost_classes_by_aclass): New.
	(setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
	(record_reg_classes): Use regno_cost_classes instead of
	cost_classes.  Move checking opposite operand up.
	(record_address_regs): Use regno_cost_classes
	instead of cost_classes.
	(scan_one_insn): Ditto.  Use always general register.
	(print_allocno_costs): Use regno_cost_classes instead of
	cost_classes.
	(print_pseudo_costs): Ditto.  Use Reg_N_REFS.
	(find_costs_and_classes): Set up cost classes for each registers.
	Use also their mode for this.  Use regno_cost_classes instead of
	cost_classes.
	(setup_allocno_class_and_costs): Use regno_cost_classes instead of
	cost_classes.
	(free_ira_costs, ira_init_costs): Don't use cost_classes.
	(ira_costs, ira_set_pseudo_classes): Call
	initiate_regno_cost_classes and finish_regno_cost_classes.

	2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>

	* target-def.h (TARGET_IRA_COVER_CLASSES): Remove.

	* target.def (ira_cover_classes): Remove.

	* doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.

	* doc/tm.texi.in: Ditto.

	* ira-conflicts.c: Remove mentioning cover classes from the file.
	Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
	ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.

	* targhooks.c (default_ira_cover_classes): Remove.

	* targhooks.h (default_ira_cover_classes): Ditto.

	* haifa-sched.c: Remove mentioning cover classes from the file.
	Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
	ira_pressure_classes and ira_pressure_classes_num instead of
	ira_reg_class_cover_size and ira_reg_class_cover.  Use
	sched_regno_pressure_class instead of sched_regno_cover_class.
	(mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
	ira_reg_class_max_nregs instead of ira_reg_class_nregs.

	* ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
	classes from the file.
	(object_hard_regs_t, object_hard_regs_node_t): New typedefs.
	(struct object_hard_regs, struct object_hard_regs_node): New.
	(struct ira_object): New members profitable_hard_regs,
	hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
	(struct ira_allocno): Rename cover_class to aclass.  Rename
	cover_class_cost and updated_cover_class_cost to class_cost and
	updated_class_cost.  Remove splay_removed_p and
	left_conflict_size.  Add new members colorable_p.
	(ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
	(ALLOCNO_COLORABLE_P): New macro.
	(ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
	(ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
	Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
	(OBJECT_...): Rename parameter C to O.
	(OBJECT_PROFITABLE_HARD_REGS): New macro.
	(OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
	(OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
	(struct target_ira_int): New members x_ira_max_memory_move_cost,
	x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
	x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
	x_ira_reg_pressure_class_p, x_ira_important_class_nums,
	x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
	x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
	x_ira_reg_class_subunion.
	(ira_max_memory_move_cost, ira_max_register_move_cost)
	(ira_max_may_move_in_cost, ira_max_may_move_out_cost)
	(ira_reg_allocno_class_p, ira_reg_pressure_class_p)
	(ira_important_class_nums, ira_reg_class_superunion): New macros.
	(prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
	(ira_reg_class_union): Rename to ira_reg_class_subunion.
	(ira_debug_class_cover): Rename to ira_debug_allocno_classes.
	(ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
	(ira_tune_allocno_costs_and_cover_classes): Rename to
	ira_tune_allocno_costs.
	(ira_debug_hard_regs_forest): New.
	(ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
	(ira_object_conflict_iter_next): Fix comments.
	(ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
	(ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
	cover_class to aclass.
	(ira_allocate_and_accumulate_costs): Ditto.
	(ira_allocate_and_set_or_copy_costs): Ditto.

	* opts.c (decode_options): Remove ira_cover_class check.

	* ira-color.c: Remove mentioning cover classes from the file.  Use
	ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
	instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
	ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
	(splay-tree.h): Remove include.
	(allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
	before copy_freq_compare_func.
	(allocnos_for_spilling, removed_splay_allocno_vec): Remove.
	(object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
	New definitions.
	(hard_regs_roots, hard_regs_node_vec): Ditto.
	(object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
	(insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
	(finish_object_hard_regs, object_hard_regs_compare): Ditto.
	(create_new_object_hard_regs_node): Ditto.
	(add_new_object_hard_regs_node_to_forest): Ditto.
	(add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
	(setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
	Ditto.
	(print_hard_reg_set, print_hard_regs_subforest): Ditto.
	(print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
	(remove_unused_object_hard_regs_nodes): Ditto.
	(enumerate_object_hard_regs_nodes): Ditto.
	(object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
	(object_hard_regs_subnode_t): Ditto.
	(struct object_hard_regs_subnode): Ditto.
	(object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
	(setup_object_hard_regs_subnode_index): Ditto.
	(get_object_hard_regs_subnodes_num): Ditto.
	(form_object_hard_regs_nodes_forest): Ditto.
	(finish_object_hard_regs_nodes_tree): Ditto.
	(finish_object_hard_regs_nodes_forest): Ditto.
	(allocnos_have_intersected_live_ranges_p): Rename to
	allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
	(pseudos_have_intersected_live_ranges_p): Rename to
	conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
	(setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
	(empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
	(update_copy_costs): Remove assert.  Skip cost update if the hard
	reg does not belong the class.
	(assign_hard_reg): Process only profitable hard regs.
	(uncolorable_allocnos_num): Make it scalar.
	(allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
	and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
	and ira_reg_class_max_nregs.
	(bucket_allocno_compare_func): Check frequency first.
	(sort_bucket): Add compare function as a parameter.
	(add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
	(uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
	(push_allocno_to_stack): Rewrite for checking new allocno
	colorability.
	(remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
	(push_only_colorable): Pass new parameter to sort_bucket.
	(push_allocno_to_spill): Remove.
	(allocno_spill_priority_compare): Make it inline and rewrite.
	(splay_tree_allocate, splay_tree_free): Remove.
	(allocno_spill_sort_compare): New function.
	(push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
	build and use splay tree.  Choose first allocno in uncolorable
	allocno bucket to spill.  Remove setting spill cost.
	(all_conflicting_hard_regs): Remove.
	(setup_allocno_available_regs_num): Check only profitable hard
	regs.  Print info about hard regs nodes.
	(setup_allocno_left_conflicts_size): Remove.
	(put_allocno_into_bucket): Don't call
	setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
	(improve_allocation): New.
	(color_allocnos): Call setup_profitable_hard_regs,
	form_object_hard_regs_nodes_forest, improve_allocation,
	finish_object_hard_regs_nodes_forest.  Setup spill cost.
	(print_loop_title): Use pressure classes.
	(color_allocnso): Ditto.
	(do_coloring): Remove allocation and freeing splay_tree_node_pool
	and allocnos_for_spilling.
	(ira_sort_regnos_for_alter_reg): Don't setup members
	{first,next}_coalesced_allocno.
	(color): Remove allocating and freeing removed_splay_allocno_vec.
	(fast_allocation): Use ira_prohibited_class_mode_regs instead of
	prohibited_class_mode_regs.

	* ira-lives.c: Remove mentioning cover classes from the file.  Fix
	formatting.
	(update_allocno_pressure_excess_length): Use pressure classes.
	(inc_register_pressure, dec_register_pressure): Check for pressure
	class.
	(mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
	pressure class.  Use ira_reg_class_nregs instead of
	ira_reg_class_max_nregs.
	(mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
	(mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
	(single_reg_class): Use ira_reg_class_nregs instead of
	ira_reg_class_max_nregs.
	(process_bb_node_lives): Use pressure classes.

	* ira-emit.c: Remove mentioning cover classes from the file.  Use
	ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
	(change_loop): Use pressure classes.
	(modify_move_list): Call ira_set_allocno_class instead of
	ira_set_allocno_cover_class.

	* ira-build.c: Remove mentioning cover classes from the file.  Use
	ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
	ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
	ALLOCNO_UPDATED_CLASS_COST instead of
	ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
	(ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
	(ira_create_allocno): Remove initialization of
	ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
	ALLOCNO_COLORABLE_P.
	(ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
	Update conflict regs for the objects.
	(create_cap_allocno): Remove assert.  Don't propagate
	ALLOCNO_AVAILABLE_REGS_NUM.
	(ira_free_allocno_costs): New function.
	(finish_allocno): Change a part of code into call of
	ira_free_allocno_costs.
	(low_pressure_loop_node_p): Use pressure classes.
	(object_range_compare_func): Don't compare classes.
	(setup_min_max_conflict_allocno_ids): Ditto.

	* loop-invariant.c: Remove mentioning cover classes from the file.
	Use ira_pressure_classes and ira_pressure_classes_num instead of
	ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
	(get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
	Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
	Use reg_allocno_class instead of reg_cover_class.
	(get_inv_cost): Use instead ira_stack_reg_pressure_class of
	STACK_REG_COVER_CLASS.
	(get_regno_cover_class): Rename to get_regno_pressure_class.
	(move_loop_invariants): Initialize and finalize regstat.

	* ira.c: Remove mentioning cover classes from the file.  Add
	comments about coloring without cover classes.  Use ALLOCNO_CLASS
	instead of ALLOCNO_COVER_CLASS.  Fix formatting.
	(alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
	setup_class_subset_and_memory_move_costs.
	(setup_stack_reg_pressure_class, setup_pressure_classes): New.
	(setup_cover_and_important_classes): Rename to
	setup_allocno_and_important_classes.
	(setup_class_translate_array): New.
	(setup_class_translate): Call it for allocno and pressure classes.
	(cover_class_order): Rename to allocno_class_order.
	(comp_reg_classes_func): Use ira_allocno_class_translate instead
	of ira_class_translate.
	(reorder_important_classes): Set up ira_important_class_nums.
	(setup_reg_class_relations): Set up ira_reg_class_superunion.
	(print_class_cover): Rename to print_classes.  Add parameter.
	(ira_debug_class_cover): Rename to ira_debug_allocno_classes.
	Print pressure classes too.
	(find_reg_class_closure): Rename to find_reg_classes.  Don't call
	setup_reg_subclasses.
	(ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
	(ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
	(setup_prohibited_class_mode_regs): Use
	ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
	(clarify_prohibited_class_mode_regs): New function.
	(ira_init_register_move_cost): Set up ira_max_register_move_cost,
	ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
	(ira_init_once): Initialize them.
	(free_register_move_costs): Process them.
	(ira_init): Move calls of find_reg_classes and
	setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
	Call clarify_prohibited_class_mode_regs.
	(ira_no_alloc_reg): Remove.
	(too_high_register_pressure_p): Use pressure classes.

	* sched-deps.c: Remove mentioning cover classes from the file.
	Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
	ira_pressure_classes and ira_pressure_classes_num instead of
	ira_reg_class_cover_size and ira_reg_class_cover.
	(mark_insn_hard_regno_birth, mark_hard_regno_death): Use
	sched_regno_pressure_class instead of sched_regno_cover_class.
	(mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
	ira_reg_class_max_nregs instead of ira_reg_class_nregs.

	* ira.h: Add 2010 to Copyright.
	(ira_no_alloc_reg): Remove external.
	(struct target_ira): Rename x_ira_hard_regno_cover_class,
	x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
	x_ira_class_translate to x_ira_hard_regno_allocno_class,
	x_ira_allocno_classes_num, x_ira_allocno_classes, and
	x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
	x_ira_pressure_classes, x_ira_pressure_class_translate, and
	x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
	x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
	x_ira_no_alloc_regs.
	(ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
	(ira_reg_class_cover_size, ira_reg_class_cover): Rename to
	ira_allocno_classes_num and ira_allocno_classes.
	(ira_class_translate): Rename to ira_allocno_class_translate.
	(ira_pressure_classes_num, ira_pressure_classes): New definitions.
	(ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
	(ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
	(ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
	(ira_no_alloc_regs): New.

	* ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
	classes from the file.  Use ALLOCNO_CLASS instead of
	ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
	ALLOCNO_COVER_CLASS_COST.
	(regno_cover_class): Rename to regno_aclass.
	(record_reg_classes): Use ira_reg_class_subunion instead of
	ira_reg_class_union.
	(record_address_regs): Check overflow.
	(scan_one_insn): Ditto.
	(print_allocno_costs): Print total mem cost fore regional allocation.
	(print_pseudo_costs): Use REG_N_REFS.
	(find_costs_and_classes): Use classes intersected with them on the
	1st pass. Check overflow.  Use ira_reg_class_subunion instead of
	ira_reg_class_union.  Use ira_allocno_class_translate and
	regno_aclass instead of ira_class_translate and regno_cover_class.
	Modify code for finding regno_aclass.  Setup preferred classes for
	the next pass.
	(setup_allocno_cover_class_and_costs): Rename to
	setup_allocno_class_and_costs.  Use regno_aclass instead of
	regno_cover_class.  Use ira_set_allocno_class instead of
	ira_set_allocno_cover_class.
	(init_costs, finish_costs): Use regno_aclass instead of
	regno_cover_class.
	(ira_costs): Use setup_allocno_class_and_costs instead of
	setup_allocno_cover_class_and_costs.
	(ira_tune_allocno_costs_and_cover_classes): Rename to
	ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
	by processing objects.  Use ira_reg_class_max_nregs instead of
	ira_reg_class_nregs.

	* rtl.h (reg_cover_class): Rename to reg_allocno_class.

	* sched-int.h: Remove mentioning cover classes from the file.
	(sched_regno_cover_class): Rename to sched_regno_pressure_class.

	* reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
	classes from the file.
	(struct reg_pref): Rename coverclass into allocnoclass.
	(reg_cover_class): Rename to reg_allocno_class.

	* Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.

	* config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.

	* config/arm/arm.h (IRA_COVER_CLASSES): Ditto.

	* config/avr/avr.h (IRA_COVER_CLASSES): Ditto.

	* config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.

	* config/cris/cris.h (IRA_COVER_CLASSES): Ditto.

	* config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.

	* config/frv/frv.h (IRA_COVER_CLASSES): Ditto.

	* config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.

	* config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.

	* config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
	(i386_ira_cover_classes): Ditto.

	* config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.

	* config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.

	* config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.

	* config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.

	* config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.

	* config/mep/mep.h (IRA_COVER_CLASSES): Ditto.

	* config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
	(mips_ira_cover_classes): Ditto.

	* config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.

	* config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.

	* config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.

	* config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.

	* config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.

	* config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
	(IRA_COVER_CLASSES_VSX): Ditto.

	* config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
	(rs6000_ira_cover_classes): Ditto.

	* config/rx/rx.h (IRA_COVER_CLASSES): Ditto.

	* config/s390/s390.h (IRA_COVER_CLASSES): Ditto.

	* config/score/score.h (IRA_COVER_CLASSES): Ditto.

	* config/sh/sh.h (IRA_COVER_CLASSES): Ditto.

	* config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.

	* config/spu/spu.h (IRA_COVER_CLASSES): Ditto.

	* config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.

	* config/v850/v850.h (IRA_COVER_CLASSES): Ditto.

	* config/vax/vax.h (IRA_COVER_CLASSES): Ditto.

	* config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.

2011-03-29  Jakub Jelinek  <jakub@redhat.com>

	PR debug/48253
	* dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
	dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
	dw_fde_unlikely_section_end_label, cold_in_std_section,
	dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
	Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
	fields.
	(output_fde): Use dw_fde_second_{begin,end} if second is
	true, otherwise dw_fde_{begin,end}.
	(output_call_frame_info): Test dw_fde_second_begin != NULL
	instead of dw_fde_switched_sections.
	(dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
	fields, initialize new fields.  Initialize in_std_section
	unconditionally from the first partition.
	(dwarf2out_end_epilogue): Don't override dw_fde_end when
	dw_fde_second_begin is non-NULL.
	(dwarf2out_switch_text_section): Stop initializing removed
	dw_fde_struct fields, initialize new fields, initialize
	also dw_fde_end here.  Set dw_fde_switch_cfi even when
	dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
	(struct var_loc_list_def): Add last_before_switch field.
	(arange_table, arange_table_allocated, arange_table_in_use,
	ARANGE_TABLE_INCREMENT, add_arange): Removed.
	(size_of_aranges): Count !in_std_section and !second_in_std_section
	hunks in fdes, instead of looking at arange_table_in_use.
	(output_aranges): Add aranges_length argument, don't call
	size_of_aranges here.  Instead of using aranges_table*
	emit ranges for fdes when !in_std_section resp.
	!second_in_std_section.
	(dw_loc_list): Break ranges crossing section switch.
	(convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
	use dw_fde_second_end instead of dw_fde_end as end of last range.
	(gen_subprogram_die): Don't call add_arange.  Use
	dw_fde_{begin,end} for first partition and if switched
	section dw_fde_second_{begin,end} for the second.
	(var_location_switch_text_section_1,
	var_location_switch_text_section): New functions.
	(dwarf2out_begin_function): Initialize cold_text_section even
	when function_section () isn't text_section.
	(prune_unused_types): Don't walk arange_table.
	(dwarf2out_finish): Don't needlessly test
	flag_reorder_blocks_and_partition when testing cold_text_section_used.
	If info_section_emitted, call size_of_aranges and if it indicates
	non-empty .debug_aranges, call output_aranges with the computed
	size.  Stop using removed dw_fde_struct fields, use
	dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
	for second.

	PR debug/48203
	* cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
	create ENTRY_VALUE if incoming or address of incoming's MEM
	is a hard REG.
	* dwarf2out.c (mem_loc_descriptor): Don't emit
	DW_OP_GNU_entry_value of DW_OP_fbreg.
	* var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
	on ENTRY_VALUE is able to find the canonical parameter VALUE.
	* cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
	rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
	ENTRY_VALUE_EXPs.
	(cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
	is a REG_P or MEM_P with REG_P address, compute hash directly
	instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
	(preserve_only_constants): Don't clear VALUES forwaring
	ENTRY_VALUE to some other VALUE.

2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>

	* builtins.c (expand_builtin_memset_args): Use gen_int_mode
	instead of GEN_INT.

2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>

	* cfgexpand.c (expand_gimple_cond): Always set the source location and
	block before expanding the statement.
	(expand_gimple_stmt_1): Likewise.  Set them here...
	(expand_gimple_stmt): ...and not here.  Tidy.
	* cfglayout.c (curr_insn_locator): Return 0 if the current location is
	unknown.

2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>

	* Makefile.in: New rule for cprop.o.
	* gcse.c: Move constant/copy propagation to cprop.c.
	(compute_local_properties): Only handle expression tables.
	(hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
	(one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
	(hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
	next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
	mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
	compute_cprop_data, find_used_regs, try_replace_reg,
	find_avail_set, cprop_jump, constprop_register, cprop_insn,
	local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
	fis_get_condition, implicit_set_cond_p, find_implicit_sets,
	find_bypass_set, reg_killed_on_edge, bypass_block,
	bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
	execute_rtl_cprop, pass_rtl_cprop): Move to...
	* cprop.c: ...here.  New file, constant/copy propagation for RTL
	moved from gcse.c to here with minor cleanups in duplicated code.

2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (flag_opts): Fix a typo in
	-mavx256-split-unaligned-store.

2011-03-28  Anatoly Sokolov  <aesok@post.ru>

	* config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
	LIBCALL_VALUE): Remove macros.
	* config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
	TARGET_FUNCTION_VALUE_REGNO_P): Define.
	(h8300_function_value, h8300_libcall_value,
	h8300_function_value_regno_p): New functions.

2011-03-28  Anatoly Sokolov  <aesok@post.ru>

	* config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.

2011-03-28  Jeff Law  <law@redhat.com>

	* tree-ssa-threadupdate.c (redirect_edges): Call
	create_edge_and_update_destination_phis as needed.
	(create_edge_and_update_destination_phis): Accept new BB argument.
	All callers updated.
	(thread_block): Do not update the profile when threading around
	intermediate blocks.
	(thread_single_edge): Likewise.
	(determine_bb_domination_status): If BB is not a successor of the
	loop header, return NONDOMINATING.
	(register_jump_thread): Note when we register a jump thread around
	an intermediate block.
	* tree-ssa-threadedge.c (thread_around_empty_block): New function.
	(thread_across_edge): Use it.

2011-03-28  Tristan Gingold  <gingold@adacore.com>

	* config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
	when for_return is 2.

2011-03-28  Jeff Law  <law@redhat.com>

	* var-tracking.c (canonicalize_values_mark): Delete unused
	lhs assignment.
	(canonicalize_values_star, set_variable_part): Likewise.
	(clobber_variable_part, delete_variable_part): Likewise.

2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>

	* gcse.c (free_gcse_mem): Free reg_set_bitmap.

2011-03-28  Martin Jambor  <mjambor@suse.cz>

	* tree-inline.c (expand_call_inline): Do not check that destination
	node is analyzed.
	(optimize_inline_calls): Assert that destination node is analyzed.
	* cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
	not call tree_lowering_passes.
	* cgraph.h (cgraph_analyze_function): Declare.
	* cgraphunit.c (cgraph_analyze_function): Make public.

2011-03-28  Joseph Myers  <joseph@codesourcery.com>

	* config/sparc/sparc-opts.h: New.
	* config/sparc/sparc.c (sparc_handle_option, sparc_select,
	sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
	(sparc_option_override): Store processor_type enumeration rather
	than string in cpu_default.  Remove name and enumeration from
	cpu_table.  Directly default -mcpu then default -mtune from -mcpu
	without using sparc_select.  Use target_flags_explicit instead of
	fpu_option_set.
	* config/sparc/sparc.h (enum processor_type): Move to
	sparc-opts.h.
	(sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
	* config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
	HeaderInclude entry.
	(mcpu=, mtune=): Use Var and Enum.
	(sparc_processor_type): New Enum and EnumValue entries.

2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
	    Iain Sandoe  <iains@gcc.gnu.org>

	PR target/48245
	* config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.

2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
	* tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
	Insert new statements at it in lieu of STMT.
	(vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
	* tree-vect-stmts.c (vectorizable_store): Likewise.
	(vectorizable_load): Likewise.

2011-03-28  Uros Bizjak  <ubizjak@gmail.com>

	* config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
	(divtf3): Ditto.
	(multf3): Ditto.
	(subtf3): Ditto.

2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
	unaligned 256bit load/store.
	(*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
	(*avx_movdqu<avxmodesuffix>): Likewise.

2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/48288
	* config/pa/predicates.md (reg_or_ior_operand): New predicate.
	* config/pa/pa.md (iordi3): Use new predicate in expander.
	(iorsi3): Likewise.

2011-03-27  Anatoly Sokolov  <aesok@post.ru>

	* config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
	FUNCTION_VALUE_REGNO_P): Remove macros.
	* config/mips/mips-protos.h (mips_function_value): Remove.
	* config/mips/mips.c (mips_function_value): Rename to...
	(mips_function_value_1): ... this. Make static.  Handle receiving
	the function type in 'fn_decl_or_type' argument.
	(mips_function_value, mips_libcall_value,
	mips_function_value_regno_p): New function.
	(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
	TARGET_FUNCTION_VALUE_REGNO_P): Define.

2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
	and -mavx256-split-unaligned-store.
	(ix86_option_override_internal): Split 32-byte AVX unaligned
	load/store by default.
	(ix86_avx256_split_vector_move_misalign): New.
	(ix86_expand_vector_move_misalign): Use it.

	* config/i386/i386.opt: Add -mavx256-split-unaligned-load and
	-mavx256-split-unaligned-store.

	* config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
	256bit load/store.  Generate unaligned store on misaligned memory
	operand.
	(*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
	256bit load/store.
	(*avx_movdqu<avxmodesuffix>): Likewise.

	* doc/invoke.texi: Document -mavx256-split-unaligned-load and
	-mavx256-split-unaligned-store.

2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>

	PR target/38598
	* config/mips/mips.md (extendsidi2): Add an "l" alternative.
	Update commentary.

2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>

	* config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
	opno arguments with an expand_operand.  Use create_input_operand.
	(mips_prepare_builtin_target): Delete.
	(mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
	functions.
	(mips_expand_builtin_direct): Use create_output_operand and
	mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
	(mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
	(mips_expand_builtin_compare): Use mips_expand_fp_comparison.

2011-03-27  Ira Rosen  <ira.rosen@linaro.org>

	* config/arm/arm.c (arm_autovectorize_vector_sizes): New
	function.
	(TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.

2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>

	* basic-block.h (fixup_abnormal_edges): Adjust prototype.
	* reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
	basic blocks and call commit_edge_insertions directly.
	(fixup_abnormal_edges): Move from here to...
	* cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
	on the edges and return whether some have actually been inserted.
	* reg-stack.c (convert_regs): Fix up abnormal edges before inserting
	compensation code.

2011-03-26  Andrey Belevantsev  <abel@ispras.ru>

	PR rtl-optimization/48144
	* sel-sched-ir.c (merge_history_vect): Factor out from ...
	(merge_expr_data): ... here.
	(av_set_intersect): Rename to av_set_code_motion_filter.
	Update all callers.  Call merge_history_vect when an expression
	is found in both sets.
	* sel-sched-ir.h (av_set_code_motion_filter): Add prototype.

2011-03-26  Alan Modra  <amodra@gmail.com>

	* config/rs6000/predicates.md (word_offset_memref_op): Handle
	cmodel medium addresses.
	* config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
	64-bit gpr loads and stores.
	(rs6000_secondary_reload_ppc64): New function.
	* config/rs6000/rs6000-protos.h: Declare it.
	* config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.

2011-03-26  Alan Modra  <amodra@gmail.com>

	PR target/47487
	* config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
	GNU Go in traceback table.

2011-03-25  Richard Henderson  <rth@redhat.com>

	* expr.c (emit_block_move_via_movmem): Only use 6 operand variant
	if there are exactly 6 operands.
	(set_storage_via_setmem): Similarly.

2011-03-25  Kai Tietz  <ktietz@redhat.com>

	* collect2.c (write_c_file_stat): Handle backslash
	as right-hand directory separator.
	(resolve_lib_name): Use IS_DIR_SEPARATOR instead of
	checking just for slash.
	* coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
	instead of checking for trailing slash.
	* gcc.c (record_temp_file): Use filename_cmp instead
	of strcmp.
	(do_spec_1): Likewise.
	(replace_outfile_spec_function): Likewise.
	(is_directory): Use filename_ncmp instead of strncmp.
	(print_multilib_info): Likewise.
	* gcov.c (find_source): Use filename_cmp instead
	instead of strcmp.
	(make_gcov_file_name): Fix order of slash/backslash
	checks.
	* incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
	(add_standard_paths): Likewise.
	* mips-tfile.c (saber_stop): Handle backslash.
	* prefix.c (update_path): Use filename_ncmp instead of
	strncmp.
	* profile.c (output_location): Use filename_cmp instead
	of strcmp.
	* read-md.c (handle_toplevel_file): Handle backslash.
	* tlink.c (frob_extension):  Likewise.
	* tree-cfg.c (same_line_p): Use filename_cmp instead of
	strcmp.
	* tree-dump.c (dequeue_and_dump): Handle backslash.
	* tree.c (get_file_function_name): Likewise.
	* gengtype.c (read_input_list): Likewise.
	(get_file_realbasename): Likewise.
	(get_output_file_with_visibility): Use filename_cmp
	instead of strcmp.

2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>

	* config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
	case to VFPv1.

2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>

	* fold-const.c (expr_location_or): New function.
	(fold_truth_not_expr): Call it.

2011-03-25  Jeff Law  <law@redhat.com>

	* dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
	va_end.
	* c-family/c-common.c (def_fn_type): Likewise.
	* ada/gcc-interface/utils.c (def_fn_type): Likewise.
	* emit-rtl.c (gen_rtvec): Likewise.
	* lto/lto-lang.c (def_fn_type): Likewise.

2011-03-25  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
	also generate copies.
	(fini_copy_prop): Handle constant values properly.

2011-03-25  Jakub Jelinek  <jakub@redhat.com>

	* dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
	mode size instead of bitsize with DWARF2_ADDR_SIZE.
	(hash_loc_operands, compare_loc_operands): Handle
	DW_OP_GNU_entry_value.

2011-03-25  Kai Tietz  <ktietz@redhat.com>

	* config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
	(STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
	* config/i386/i386.c (ix86_conditional_register_usage): Adjust
	comment and use macro TARGET_64BIT_MS_ABI instead.
	(ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
	and change default behavior for 32-bit MS_ABI.
	(ix86_reg_parm_stack_space): Check additionally for bit-ness.
	(ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
	32-bit, too.
	(ix86_cfun_abi): Likewise.
	(ix86_maybe_switch_abi): Adjust comment.
	(init_cumulative_args): Check for bit-ness in MS_ABI case.
	(ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
	instead of checking for SYSV_ABI.
	(ix86_nsaved_sseregs): Likewise.
	(ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
	to 16 bytes.
	(ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
	* config/i386.h (TARGET_32BIT_MS_ABI): New macro.
	(ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
	(OUTGOING_REG_PARM_STACK_SPACE): Likewise.
	* config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.

2011-03-25  Richard Guenther  <rguenther@suse.de>

	* tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
	(verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
	(verify_gimple): Remove.
	* tree-cfg.c (verify_gimple_call): Merge verification
	from verify_stmts.
	(verify_gimple_phi): Merge verification from verify_stmts.
	(verify_gimple_label): New function.
	(verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
	(verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
	(verify_stmt): Merge into verify_gimple_in_cfg and callees.
	(verify_stmts): Rename to verify_gimple_in_cfg.
	(verify_gimple_in_cfg): New function.
	* passes.c (execute_function_todo): Call verify_gimple_in_cfg.
	* tree-ssa.c (verify_ssa): Likewise.
	* gimplify.c (gimplify_body): Call verify_gimple_in_seq.

2011-03-25  Richard Guenther  <rguenther@suse.de>

	* passes.c (init_optimization_passes): Add FRE pass after
	early SRA.

2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
	    Andrew Stubbs  <ams@codesourcery.com>

	* config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
	for Cortex-A8.
	(arm_movdi_vfp_cortexa8): New pattern.
	* config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
	iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
	instructions when tuning for Cortex-A8.  Set attribute "arch".
	* config/arm/arm.md: Move include arm-tune.md up a bit.
	(define_attr "arch"): Add "onlya8" and "nota8" values.
	(define_attr "arch_enabled"): Handle "onlya8" and "nota8".

2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>

	PR bootstrap/48282
	Revert:
	2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>

	* function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
	FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
	(pass_instantiate_virtual_regs): Require PROP_cfglayout.
	* passes.c (init_optimization_passes): Move
	pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.

2011-03-25  Kai Tietz  <ktietz@redhat.com>

	* c-typeck.c (comptypes_internal): Replace target
	hook call of comp_type_attributes by version in tree.c file.
	* gimple.c (gimple_types_compatible_p_1): Likewise.
	* tree-ssa.c (useless_type_conversion_p): Likewise.
	* tree.c (build_type_attribute_qual_variant): Likewise.
	(attribute_value_equal): New static helper function.
	(comp_type_attributes): New function.
	(merge_attributes): Use attribute_value_equal for comparison.
	(attribute_list_contained): Likewise.
	* tree.h (comp_type_attributes): New prototype.

2011-03-25  Richard Guenther  <rguenther@suse.de>

	* tree-cfg.c (verify_gimple_assign_unary): Drop special casing
	of complex types at -O0.
	(verify_gimple_assign_binary): Likewise.
	(verify_gimple_assign_ternary): Likewise.

2011-03-24  Mark Wielaard  <mjw@redhat.com>

	* dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
	(value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.

2011-03-24  Mark Wielaard  <mjw@redhat.com>

	PR debug/48041
	* dwarf2out.c (output_abbrev_section): Only write table when
	abbrev_die_table_in_use > 1.

2011-02-24  Richard Henderson  <rth@redhat.com>

	* config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
	(alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
	(alpha_expand_unaligned_load_words): Use extql.
	(alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
	(emit_insxl): Handle all modes for consistency.

2011-02-24  Richard Henderson  <rth@redhat.com>

	* config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
	(alpha_expand_unaligned_load): Likewise.
	(alpha_expand_unaligned_store): Likewise.
	(alpha_expand_unaligned_load_words): Likewise.
	(alpha_expand_unaligned_store_words): Likewise.
	(emit_insxl, alpha_split_compare_and_swap_12): Likewise.
	(alpha_split_lock_test_and_set_12): Likewise.
	(print_operand, alpha_fold_builtin_extxx): Likewise.
	(alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
	* config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
	(builtin_extwh, builtin_extlh, builtin_extql): Likewise.
	(unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
	(*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
	(insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
	(unaligned_loadqi_be, unaligned_loadhi_be): Remove.
	(unaligned_storeqi_be, unaligned_storehi_be): Remove.
	(extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
	(extwl, extll, extql): Similarly.
	(inswh, inslh, insqh): Similarly.
	(mskbl, mskwl, mskll, mskql): Similarly.
	(mskwh, msklh, mskqh): Similarly.

2011-02-24  Richard Henderson  <rth@redhat.com>

	* config/alpha/alpha.md (attribute isa): Add er, ner.
	(attribute enabled): Handle them.
	(*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.

2011-02-24  Richard Henderson  <rth@redhat.com>

	* config/alpha/alpha.md (attribute isa): Add vms.
	(attribute enabled): Handle it.
	(*movsf): Merge *movsf_{nofix,fix,nofp}.
	(*movdf): Merge *movdf_{nofix,fix,nofp}.
	(*movtf): Rename from *movtf_internal for consistency.
	(*movsi): Merge with *movsi_nt_vms.
	(*movhi): Merge *movhi_nobwx, *movhi_bwx.
	(*movqi): Merge *movqi_nobwx, *movqi_bwx.
	(*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
	* config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.

2011-02-24  Richard Henderson  <rth@redhat.com>

	* config/alpha/alpha.md (extendqihi2): Implement for BWX only.
	(extendqisi2, extendhisi2): Likewise.
	(extendqidi2): Simplify BWX/non-BWX expansions.
	(extendhidi2): Similarly.

2011-02-24  Richard Henderson  <rth@redhat.com>

	* config/alpha/alpha.md (attribute isa): New.
	(attribute enabled): New.
	(zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
	(zero_extendqisi2, zero_extendqidi2): Similarly.
	(zero_extendhisi2, zero_extendhidi2): Similarly.
	* config/alpha/predicates.md (reg_or_bwx_memory_operand): New.

2011-02-24  Richard Henderson  <rth@redhat.com>

	* config/alpha/predicates.md (input_operand): Revert last change;
	update comment to mention 32-bit VMS rather than Windows.

2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>

	* function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
	FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
	(pass_instantiate_virtual_regs): Require PROP_cfglayout.
	* passes.c (init_optimization_passes): Move
	pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.

2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>

	* dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.

2011-03-24  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (ix86_print_operand): Output DFmode const_double
	correctly.

2011-03-24  Jakub Jelinek  <jakub@redhat.com>

	PR debug/48204
	* simplify-rtx.c (simplify_const_unary_operation): Call
	real_convert when changing mode class with FLOAT_EXTEND.

2011-03-24  Nick Clifton  <nickc@redhat.com>

	* config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
	(ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
	* config/rx/rx.c (rx_option_override): Set align_jumps,
	align_loops and align_labels if not set by the user.
	(rx_align_for_label): New function.
	(rx_max_skip_for_label): New function.
	(TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
	(TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
	(TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
	(TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
	* config/rx/rx-protos.h (rx_align_for_label): Add prototype.

2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>

	PR rtl-optimization/48263
	* optabs.c (expand_binop_directly): Reinstate convert_modes code
	and original commutative_p handling.  Use maybe_gen_insn.

2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* reload.c (find_reloads_subreg_address): Add address_reloaded
	parameter and return true there if the full address has been
	reloaded.
	(find_reloads_toplev): Pass address_reloaded flag.
	(find_reloads_address_1): Don't use address_reloaded parameter.

2011-03-24  Jeff Law  <law@redhat.com>

	* tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
	unused variable "ann".
	(remove_unused_locals): Likewise.

	* tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
	statement.

	* cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
	after it is freed.

2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
	for invalid symbolic addresses.
	(s390_secondary_reload): Don't use s390_check_symref_alignment for
	larl operands.

2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>

	* fold-const.c (fold_ternary_loc): Preserve the location (if any) of
	the argument in calls to fold_truth_not_expr.

2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>

	* tree.c (record_node_allocation_statistics): New function.
	(make_node_stat, copy_node_stat, build_string): Call it.
	(make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
	(build1_stat, build_omp_clause): Likewise.

2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>

	* builtins.c (expand_movstr): Fix endp == 1 adjustment after
	last commit.

2011-03-24  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/48271
	* tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
	blocks that still exist.

2011-03-24  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/48270
	* tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
	not free datarefs before ddrs.

2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-sra.c (build_ref_for_offset): Strip useless type conversions
	from the address built for a reference with variable offset.

2011-03-24  Uros Bizjak  <ubizjak@gmail.com>

	PR target/48237
	* config/i386/i386.md (*movdf_internal_rex64): Do not split
	alternatives that can be handled with movq or movabsq insn.
	(*movdf_internal): Disable for !TARGET_64BIT.
	(*movdf_internal_nointeger): Ditto.
	* config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.

2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>

	* system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
	(FUNCTION_ARG_ADVANCE): Likewise.
	* tm.texi.in: Change references to them to hook references.
	* tm.texi: Regenerate.
	* targhooks.c (default_function_arg): Eliminate check for target macro.
	(default_function_incoming_arg): Likewise.
	(default_function_arg_advance): Likewise.
	* target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
	(function_arg_advance): Likewise.
	* target-def.h: Eliminate FUNCTION_INCOMING_ARG check.

2011-03-24  Richard Guenther  <rguenther@suse.de>

	PR middle-end/48269
	* tree-object-size.c (addr_object_size): Do not double-account
	for MEM_REF offsets.

2011-03-24  Diego Novillo  <dnovillo@google.com>

	* lto-opts.c (input_data_block): Move to lto-streamer-in.c.
	* lto-streamer-in.c (input_string_internal): Add clarifying comments.
	(lto_input_data_block): Move from lto-opts.c.  Make extern.
	Update all users.
	(lto_input_string): Rename from input_string.  Make extern.
	Update all users.
	* lto-streamer-out.c (lto_output_string_with_length): Rename from
	output_string_with_length.
	Output 0 to indicate a non-NULL string.  Update all callers to
	not emit 0.
	(lto_output_string): Rename from output_string.  Make extern.
	Update all users.
	(lto_output_decl_state_streams): Make extern.
	(lto_output_decl_state_refs): Make extern.
	* lto-streamer.h (lto_input_string): Declare.
	(lto_input_data_block): Declare.
	(lto_output_string): Declare.
	(lto_output_string_with_length): Declare.
	(lto_output_decl_state_streams): Declare.
	(lto_output_decl_state_refs): Declare.

2011-03-24  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/46562
	* tree.c (build_invariant_address): New function.
	* tree.h (build_invariant_address): Declare.
	* tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
	a renamed function moved ...
	* tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
	Take valueization callback parameter.
	* tree-flow.h (gimple_fold_stmt_to_constant): Declare.
	* gimple-fold.h: New file.
	* tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
	(ccp_fold, fold_const_aggregate_ref,
	fold_ctor_reference, fold_nonarray_ctor_reference,
	fold_array_ctor_reference, fold_string_cst_ctor_reference,
	get_base_constructor): Move ...
	* gimple-fold.c: ... here.
	(gimple_fold_stmt_to_constant_1): New function
	split out from ccp_fold.  Take a valueization callback parameter.
	Valueize all operands.
	(gimple_fold_stmt_to_constant): New wrapper function.
	(fold_const_aggregate_ref_1): New function split out from
	fold_const_aggregate_ref.  Take a valueization callback parameter.
	(fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
	* tree-ssa-sccvn.c (simplify_binary_expression): Simplify
	invariant POINTER_PLUS_EXPRs to invariant form.
	(vn_valueize): New function.
	(try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
	* tree-vrp.c (vrp_valueize): New function.
	(vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
	to fold statements to constants.
	* tree-ssa-pre.c (eliminate): Properly guard propagation of
	function declarations.
	* Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
	tree-ssa-ccp.o): Add gimple-fold.h dependencies.

2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>

	* config/h8300/predicates.md (jump_address_operand): Fix register
	mode check.

2011-03-24  Ira Rosen  <ira.rosen@linaro.org>

	* doc/invoke.texi (max-stores-to-sink): Document.
	* params.h (MAX_STORES_TO_SINK): Define.
	* opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
	if either vectorization or if-conversion is disabled.
	* tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
	tree-vect-data-refs.c vect_equal_offsets.
	(dr_equal_offsets_p): New function.
	(find_data_references_in_bb): Remove static.
	* tree-data-ref.h (find_data_references_in_bb): Declare.
	(dr_equal_offsets_p): Likewise.
	* tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
	(vect_drs_dependent_in_basic_block): Update calls to
	vect_equal_offsets.
	(vect_check_interleaving): Likewise.
	* tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
	(cond_if_else_store_replacement): Rename to...
	(cond_if_else_store_replacement_1): ... this.  Change arguments and
	documentation.
	(cond_if_else_store_replacement): New function.
	* Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
	* params.def (PARAM_MAX_STORES_TO_SINK): Define.

2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>

	PR target/46934
	* config/arm/arm.md (casesi): Use the gen_int_mode() function
	to subtract lower bound instead of GEN_INT().

2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>

	PR other/48179
	PR other/48221
	PR other/48234
	* doc/extend.texi (Alignment): Move section to match order in TOC.
	* doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
	(Warning Options): Adjust -Wno-cpp summary and remove stray backslash.

2011-03-23  Jeff Law  <law@redhat.com>

	* cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
	before removing the edge.

	* cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
	it may have been freed by redirect_branch_edge or
	redirect_edge_succ_nodup.

2011-03-23  Richard Guenther  <rguenther@suse.de>

	* tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
	(check_va_list_escapes): Likewise.
	(check_all_va_list_escapes): Likewise.

2011-03-23  Richard Guenther  <rguenther@suse.de>

	* Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
	(OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
	(tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
	(alias.o): Likewise.
	(ipa-type-escape.o): Remove.
	(ipa-struct-reorg.o): Likewise.
	(GTFILES): Remove ipa-struct-reorg.c.
	* alias.c: Do not include ipa-type-escape.h.
	* tree-ssa-alias.c: Likewise.
	* common.opt (fipa-struct-reorg): Preserve for backward compatibility.
	* opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
	* passes.c (init_optimization_passes): Remove ipa-struct-reorg
	and ipa-type-escape passes.
	* tree-pass.h (pass_ipa_type_escape): Remove.
	(pass_ipa_struct_reorg): Likewise.
	* ipa-struct-reorg.h: Remove.
	* ipa-struct-reorg.c: Likewise.
	* ipa-type-escape.h: Likewise.
	* ipa-type-escape.c: Likewise.
	* doc/invoke.texi (-fipa-struct-reorg): Remove.
	(--param struct-reorg-cold-struct-ratio): Likewise.
	* params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
	* params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
	* timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.

2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/2084.md: Enable all insn reservations also for z9_ec
	cpu attribute value.
	* config/s390/s390-opts.h (enum s390_arch_option): Remove.
	(enum processor_type): Add PROCESSOR_2094_Z9_EC.
	* config/s390/s390.c (processor_flags_table): New constant array.
	(s390_handle_arch_option): Remove.
	(s390_handle_option): Remove s390_handle_arch_option invocations
	and OPT_mwarn_framesize_ handling.
	(s390_option_override): Remove s390_handle_arch_option invocation.
	(s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
	warnings.
	* config/s390/s390.md (cpu attribute): Add z9_ec value.
	* config/s390/s390.opt (s390_tune, s390_arch)
	(march=): Replace s390_arch_option enum and values with
	processor_type.  Set variable name to s390_arch.  Set
	initialization value.
	(mtune=): Replace s390_arch_option with processor_type.  Set
	variable name to s390_tune.  Set initialization value.

2011-03-23  Julian Brown  <julian@codesourcery.com>

	* expr.c (expand_expr_real_1): Only use BLKmode for volatile
	accesses which are not naturally aligned.

2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>

	PR target/47553
	* config/arm/predicates.md (neon_lane_number): Accept 0..15.

2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>

	* optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
	parameter from "int" to "enum insn_code".
	(expand_operand_type): New enum.
	(expand_operand): New structure.
	(create_expand_operand): New function.
	(create_fixed_operand, create_output_operand): Likewise
	(create_input_operand, create_convert_operand_to): Likewise.
	(create_convert_operand_from, create_address_operand): Likewise.
	(create_integer_operand): Likewise.
	(create_convert_operand_from_type, maybe_legitimize_operands): Declare.
	(maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
	(expand_insn, expand_jump_insn): Likewise.
	* builtins.c (expand_builtin_prefetch): Use the new interfaces.
	(expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
	(expand_movstr, expand_builtin___clear_cache): Likewise.
	(expand_builtin_lock_release): Likewise.
	* explow.c (allocate_dynamic_stack_space): Likewise.
	(probe_stack_range): Likewise.  Allow check_stack to FAIL,
	and use the default handling in that case.
	* expmed.c (check_predicate_volatile_ok): Delete.
	(store_bit_field_1, extract_bit_field_1): Use the new interfaces.
	(emit_cstore): Likewise.
	* expr.c (emit_block_move_via_movmem): Likewise.
	(set_storage_via_setmem, expand_assignment): Likewise.
	(emit_storent_insn, try_casesi): Likewise.
	(emit_single_push_insn): Likewise.  Allow the expansion to fail.
	* optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
	(expand_vec_shift_expr, expand_binop_directly): Likewise.
	(expand_twoval_unop, expand_twoval_binop): Likewise.
	(expand_unop_direct, emit_indirect_jump): Likewise.
	(emit_conditional_move, vector_compare_rtx): Likewise.
	(expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
	(expand_sync_operation, expand_sync_fetch_operation): Likewise.
	(expand_sync_lock_test_and_set): Likewise.
	(maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
	(emit_unop_insn): Likewise.
	(expand_copysign_absneg): Change icode to an insn_code.
	(create_convert_operand_from_type): New function.
	(maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
	(maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
	(expand_insn, expand_jump_insn): Likewise.
	* config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
	than const_int_operand for operand 2.

2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
	if possible.

2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>

	* emit-rtl.c (emit_pattern_before_noloc): New function.
	(emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
	(emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
	(emit_pattern_after_noloc): New function.
	(emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
	(emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.

2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>

	* libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
	(__ffsDI2): Likewise.

2011-03-22  Richard Henderson  <rth@redhat.com>

	* config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
	of !TARGET_ABI_OPEN_VMS.
	(alpha_trampoline_init, alpha_start_function): Likewise.
	(alpha_expand_epilogue, alpha_file_start): Likewise.
	* config/alpha/alpha.md (divsi3, modsi3): Likewise.
	(udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
	(*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
	(*divmodsi_internal, *divmoddi_internal_er): Likewise.
	(*divmoddi_internal_er_1, *divmoddi_internal): Likewise.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/s390/s390-opts.h: New.
	* config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
	s390_arch_flags, s390_warn_framesize, s390_stack_size,
	s390_stack_guard): Remove.
	(s390_handle_arch_option): Return void.  Take enum
	s390_arch_option value instead of string and searching array.
	(s390_handle_option): Don't assert that global structures are in
	use.  Access variables via opts pointer.  Use error_at.  Don't use
	sscanf for -mstack-guard= or -mstack-size=.  Update call to
	s390_handle_arch_option.
	(s390_option_override): Update call to s390_handle_arch_option.
	(s390_emit_prologue): Use %d format for s390_stack_size in
	diagnostic.  Use %wd for HOST_WIDE_INT.
	* config/s390/s390.h (enum processor_type): Move to s390-opts.h.
	(s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
	* config/s390/s390.opt (config/s390/s390-opts.h): New
	HeaderInclude entry.
	(s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
	s390_arch_flags, s390_warn_framesize): New Variable entries.
	(s390_arch_option): New Enum and EnumValue entries.
	(march=): Use Enum instead of Var.
	(mstack-guard=, mstack-size=): Use UInteger and Var.
	(mtune=): Use Enum.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/score/score.c (score_handle_option): Don't assert that
	global structures are in use.  Access target_flags via opts
	pointer.  Use value of -march= option to determine target_flags
	settings.
	* config/score/score.opt (march=): Use Enum.
	(score_arch): New Enum and EnumValue entries.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/mep/mep.c (option_mtiny_specified): Remove.
	(mep_option_override): Move register handling for -mivc2 from
	mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
	instead of option_mtiny_specified.
	(mep_handle_option): Access target_flags via opts pointer.  Don't
	assert that global structures are in use.  Defer part of -mivc2
	handling and move it to mep_option_override.
	* config/mep/mep.opt (IVC2): New Mask entry.
	(mivc2): Use Var and Defer instead of Mask.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/v850/v850-opts.h: New.
	* config/v850/v850.c (small_memory): Replace with
	small_memory_physical_max array.  Make that array static const.
	(v850_handle_memory_option): Take integer value of argument.  Take
	gcc_options pointer, option text and location.  Return void.
	Update for changes to small memory structures.
	(v850_handle_option): Access target_flags via opts pointer.  Don't
	assert that global structures are in use.  Update calls to
	v850_handle_memory_option.
	(v850_encode_data_area): Update references to small memory settings.
	* config/v850/v850.h (struct small_memory_info, small_memory): Remove.
	(enum small_memory_type): Move to v850-opts.h.
	* config/v850/v850.opt (config/v850/v850-opts.h): New
	HeaderInclude entry.
	(small_memory_max): New Variable entry.
	(msda): Replace by pair of options msda= and msda-.  Use UInteger.
	(mtda, mzda): Likewise.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/sh/sh.c (sh_handle_option): Access target_flags via opts
	pointer.  Don't assert that global structures are in use.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
	via opts pointer.  Don't assert that global structures are in use.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
	(munix=93): Use Var.
	* config/pa/pa-hpux1010.opt (munix=95): Use Var.
	* config/pa/pa-hpux1111.opt (munix=98): Use Var.
	* config/pa/pa-opts.h: New.
	* config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
	(pa_handle_option): Don't assert that global structures are in
	use.  Access target_flags via opts pointer.  Don't handle
	OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
	OPT_munix_98 here.
	(pa_option_override): Handle deferred OPT_mfixed_range_.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/mn10300/mn10300-opts.h: New.
	* config/mn10300/mn10300.c (mn10300_processor,
	mn10300_tune_string): Remove.
	(mn10300_handle_option): Don't assert that global structures are
	in use.  Access mn10300_processor via opts pointer.  Don't handle
	OPT_mtune_ here.
	* config/mn10300/mn10300.h (enum processor_type): Move to
	mn10300-opts.h.
	(mn10300_processor): Remove.
	* config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
	HeaderInclude entry.
	(mn10300_processor): New Variable entry.
	(mtune=): Use Var.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/microblaze/microblaze.c: Don't include opts.h.
	(microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
	* config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
	(mno-clearbss): Use Var and Warn.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/m32r/m32r-opts.h: New.
	* config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
	(m32r_handle_option): Don't assert that global structures are in
	use.  Access target_flags and m32r_cache_flush_func via opts
	pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
	OPT_mno_flush_trap here.
	* config/m32r/m32r.h (Code Models, Small Data Area): Replace by
	include of m32r-opts.h.
	* config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
	HeaderInclude entry.
	(m32r_model_selected, m32r_sdata_selected): New Variable entries.
	(mmodel=): Use Enum and Var.
	(m32r_model): New Enum and EnumValue entries.
	(mno-flush-trap): Use Var.
	(msdata=): Use Enum and Var.
	(m32r_sdata): New Enum and EnumValue entries.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/m32c/m32c.c: Don't include opts.h.
	(target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
	m32c_handle_option): Remove.
	(m32c_option_override): Check global_options_set.x_target_memregs
	instead of target_memregs_set.
	* config/m32c/m32c.h (target_memregs): Remove.
	* config/m32c/m32c.opt (memregs=): Use UInteger with integer
	variable.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/iq2000/iq2000-opts.h: New.
	* config/iq2000/iq2000.c: Don't include opts.h.
	(iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
	* config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
	* config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
	HeaderInclude entry.
	(iq2000_tune): New Variable entry.
	(march=): Add comment.  Use Enum.
	(iq2000_arch): New Enum and EnumValue entries.
	(mcpu=): Use Enum and Var.
	(iq2000_tune): New Enum and EnumValue entries.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/ia64/ia64-opts.h: New.
	* config/ia64/ia64.c (ia64_tune): Remove.
	(ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
	here.  Use error_at.
	(ia64_option_override): Handle deferred OPT_mfixed_range_.
	* config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
	* config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
	HeaderInclude entry.
	(ia64_tune): New Variable entry.
	(mfixed-range=): Use Defer and Var.
	(mtune=): Use Enum and Var.
	(ia64_tune): New Enum and EnumValue entries.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/frv/frv-opts.h: New.
	* config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
	frv-opts.h.
	(frv_cpu_type): Remove.
	* config/frv/frv.c: Don't include opts.h.
	(frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
	* config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
	(frv_cpu_type): New Variable entry.
	(frv_cpu): New Enum and EnumValue entries.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/cris/cris.c (cris_handle_option): Access target_flags via
	opts pointer.  Don't assert that global structures are in use.
	Don't call CRIS_SUBTARGET_HANDLE_OPTION.
	* config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/bfin/bfin-opts.h: New.
	* config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
	bfin_si_revision, bfin_workarounds): Remove.
	(bfin_cpus): Make static const.
	(bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
	not bfin_lib_id_given.
	(bfin_handle_option): Don't set bfin_lib_id_given.  Access
	bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
	pointer. Use error_at.  Don't assert that global structures are in use.
	* config/bfin/bfin.h: Include bfin-opts.h.
	(enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
	(bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
	* bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
	(bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
	entries.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
	* config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
	or -msoft-float here.
	* config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
	-msoft-float and -mhard-float.
	(OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
	* config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
	msoft-float.
	* config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
	-msoft-float.
	(MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
	* config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
	not mhard-float.
	(LIBGCC_SPEC): Don't handle -msoft-float.
	* config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
	-mhard-float.
	* config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
	msoft-float.
	* config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
	-mfloat-abi=*, not -msoft-float and -mhard-float.
	* config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
	-msoft-float.
	* config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
	Use mfloat-abi=hard and mfloat-abi=soft in comments, not
	mhard-float and msoft-float.
	* config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
	mfloat-abi=soft in comments, not mhard-float and msoft-float.
	* config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
	mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
	mhard-float.
	* config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
	mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
	msoft-float.
	* config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
	not mhard-float.
	* config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
	not msoft-float.

2011-03-22  Richard Henderson  <rth@redhat.com>

	* config/alpha/alpha.c (alpha_expand_prologue): Don't test
	TARGET_ABI_WINDOWS_NT.
	(alpha_output_function_end_prologue): Likewise.
	* config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
	(ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
	* config/alpha/alpha.md (call, call_value, tablejump): Likewise.
	(trap, *movsi_nt_vms): Likewise.
	(call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
	(*tablejump_osf_nt_internal): Remove.
	* config/alpha/predicates.md (input_operand): Only test Pmode.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/alpha/alpha.c (alpha_handle_option): Access target_flags
	via opts pointer.  Use error_at.  Don't assert that global
	structures are in use.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/i386/i386.c (ix86_isa_flags_explicit): Remove.
	(ix86_handle_option): Access ix86_isa_flags and
	ix86_isa_flags_explicit via opts pointer.  Don't assert that
	global structures are in use.
	(ix86_function_specific_save, ix86_function_specific_restore):
	Update ix86_isa_flags_explicit field name.
	* config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
	(ix86_isa_flags_explicit): Rename TargetSave entry to
	x_ix86_isa_flags_explicit.

2011-03-22  Richard Henderson  <rth@redhat.com>

	* config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
	(alpha_option_override, direct_return): Likewise.
	(alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
	(alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
	(alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
	(alpha_start_function, alpha_output_function_end_prologue): Likewise.
	(alpha_expand_epilogue, alpha_end_function): Likewise.
	(alpha_init_libfuncs): Likewise.
	(struct machine_function): Remove unicosmk members.
	(print_operand) ['t']: Remove.
	(unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
	unicosmk_output_module_name, unicosmk_output_common,
	current_section_align, unicosmk_output_text_section_asm_op,
	unicosmk_output_data_section_asm_op, unicosmk_init_sections,
	unicosmk_section_type_flags, unicosmk_unique_section,
	unicosmk_asm_named_section, unicosmk_insert_attributes,
	unicosmk_output_align, unicosmk_defer_case_vector,
	unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
	SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
	unicosmk_output_ssib, unicosmk_add_call_info_word,
	unicosmk_extern_head, unicosmk_output_default_externs,
	unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
	unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
	unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
	* config/alpha/alpha-protos.h: Update.
	* config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
	* config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
	(UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
	(mulsi3): Don't test TARGET_ABI_UNICOSMK.
	(*mulsi_se, mulvsi3): Likewise.
	(divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
	(*divmodsi_internal, call, call_value, realign): Likewise.
	(moddi3, umoddi3): Likewise; remove duplicate expander.
	(moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
	(*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
	(*movdi_nofix): Remove r/U alternative.
	(umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
	* config/alpha/constraints.md ("U"): Remove.
	* config/alpha/predicates.md (call_operand"): Don't test
	TARGET_ABI_UNICOSMK.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* target.def (handle_option): Take gcc_options and
	cl_decoded_option pointers and location_t.
	* doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
	* doc/tm.texi: Regenerate.
	* hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
	* hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
	* lto-opts.c (lto_reissue_options): Generate option structure for
	targetm.handle_option call.
	* opts.c (target_handle_option): Update call to
	targetm.handle_option.  Remove assertions about values now passed
	down to hook.
	* targhooks.c (default_target_handle_option): New.
	* targhooks.h (default_target_handle_option): Declare.
	* config/alpha/alpha.c: Include opts.h.
	(alpha_handle_option): Update to new hook interface.
	* config/arm/arm.c: Include opts.h.
	(arm_handle_option): Update to new hook interface.
	* config/arm/t-arm (arm.o): Update dependencies.
	* config/bfin/bfin.c: Include opts.h.
	(bfin_handle_option): Update to new hook interface.
	* config/cris/cris.c: Include opts.h.
	(cris_handle_option): Update to new hook interface.
	* config/frv/frv.c: Include opts.h.
	(frv_handle_option): Update to new hook interface.
	* config/i386/i386.c: Include opts.h.
	(ix86_handle_option): Update to new hook interface.
	(ix86_valid_target_attribute_inner_p): Generate option structure
	for call to ix86_handle_option.
	* config/i386/t-i386 (i386.o): Update dependencies.
	* config/ia64/ia64.c: Include opts.h.
	(ia64_handle_option): Update to new hook interface.
	* config/ia64/t-ia64 (ia64.o): Update dependencies.
	* config/iq2000/iq2000.c: Include opts.h.
	(iq2000_handle_option): Update to new hook interface.
	* config/m32c/m32c.c: Include opts.h.
	(m32c_handle_option): Update to new hook interface.
	* config/m32r/m32r.c: Include opts.h.
	(m32r_handle_option): Update to new hook interface.
	* config/m68k/m68k.c: Include opts.h.
	(m68k_handle_option): Update to new hook interface.
	* config/mep/mep.c: Include opts.h.
	(mep_handle_option): Update to new hook interface.
	* config/microblaze/microblaze.c: Include opts.h.
	(microblaze_handle_option): Update to new hook interface.
	* config/mips/mips.c: Include opts.h.
	(mips_handle_option): Update to new hook interface.
	* config/mn10300/mn10300.c: Include opts.h.
	(mn10300_handle_option): Update to new hook interface.
	* config/pa/pa.c: Include opts.h.
	(pa_handle_option): Update to new hook interface.
	* config/pdp11/pdp11.c: Include opts.h.
	(pdp11_handle_option): Update to new hook interface.
	* config/rs6000/rs6000.c: Include opts.h.
	(rs6000_handle_option): Update to new hook interface.
	* config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
	* config/rx/rx.c: Include opts.h.
	(rx_handle_option): Update to new hook interface.
	* config/s390/s390.c: Include opts.h.
	(s390_handle_option): Update to new hook interface.
	* config/score/score.c: Include opts.h.
	(score_handle_option): Update to new hook interface.
	* config/sh/sh.c: Include opts.h.
	(sh_handle_option): Update to new hook interface.
	* config/sparc/sparc.c: Include opts.h.
	(sparc_handle_option): Update to new hook interface.
	* config/v850/v850.c: Include opts.h.
	(v850_handle_option): Update to new hook interface.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* gcc.c (driver_unknown_option_callback): Only permit and save
	unknown -Wno- options.
	(driver_wrong_lang_callback): Save options directly instead of via
	driver_unknown_option_callback.

2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>

	* combine.c (simplify_set): Try harder to find the best CC mode when
	simplifying a nested COMPARE on the RHS.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

	* config/alpha/gnu.h: Remove.
	* config/arc: Remove directory.
	* config/arm/netbsd.h: Remove.
	* config/arm/t-pe: Remove.
	* config/crx: Remove directory.
	* config/i386/netbsd.h: Remove.
	* config/m68hc11: Remove directory.
	* config/m68k/uclinux-oldabi.h: Remove.
	* config/mcore/mcore-pe.h: Remove.
	* config/mcore/t-mcore-pe: Remove.
	* config/netbsd-aout.h: Remove.
	* config/rs6000/gnu.h: Remove.
	* config/sh/sh-symbian.h: Remove.
	* config/sh/symbian-base.c: Remove.
	* config/sh/symbian-c.c: Remove.
	* config/sh/symbian-cxx.c: Remove.
	* config/sh/symbian-post.h: Remove.
	* config/sh/symbian-pre.h: Remove.
	* config/sh/t-symbian: Remove.
	* config/svr3.h: Remove.
	* config/vax/netbsd.h: Remove.
	* config.build: Don't handle i[34567]86-*-pe.
	* config.gcc: Remove handling of deprecations for most deprecated
	targets.
	(m68k-*-uclinuxoldabi*): Add to second deprecated list.
	(alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
	i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
	m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
	powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
	sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
	Remove cases.
	* config.host: Don't handle i[34567]86-*-pe.
	* config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
	(ASM_SPEC32): Don't handle -mcall-gnu.
	* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
	-mcall-gnu.
	(ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
	STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
	(LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
	LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
	(SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
	* config/sh/sh-protos.h, config/sh/sh.c: Remove all code
	conditional on SYMBIAN.
	* configure.ac: Don't handle powerpc*-*-gnu*.
	* configure: Regenerate.
	* doc/extend.texi (interrupt attribute): Don't mention CRX.
	* doc/install-old.texi (m6811, m6812): Don't mention.
	* doc/install.texi (arc-*-elf*): Don't document multilib option.
	(arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
	(m68k-uclinuxoldabi): Don't mention.
	* doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
	Remove.
	(-mcall-gnu): Remove.
	* doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
	families): Remove constraint documentation.

2011-03-22  Marius Strobl  <marius@FreeBSD.org>

	* config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
	(FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
	(TARGET_GNU_TLS, TARGET_SUN_TLS): Define.

2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/48226
	* config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
	vector when peeking at the next token for vector, don't expand the
	keywords.

2011-03-21  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr-protos.h (expand_epilogue): Change prototype
	* config/avr/avr.h (struct machine_function): Add field sibcall_fails.
	* config/avr/avr.c (init_cumulative_args)
	(avr_function_arg_advance): Use it.
	* config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
	sibcall epilogues.
	(TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
	(avr_function_ok_for_sibcall): ...this new function.
	(avr_lookup_function_attribute1): New static Function.
	(avr_naked_function_p, interrupt_function_p)
	(signal_function_p, avr_OS_task_function_p)
	(avr_OS_main_function_p): Use it.
	* config/avr/avr.md ("sibcall", "sibcall_value")
	("sibcall_epilogue"): New expander.
	("*call_insn", "*call_value_insn"): New insn.
	("call_insn", "call_value_insn"): Remove
	("call", "call_value", "epilogue"): Change expander to handle
	sibling calls.

2011-03-21  Nick Clifton  <nickc@redhat.com>

	* doc/invoke.texi (Overall Options): Move closing brace to end of
	options list.
	(Optimization Options): Add missing @gol.
	(Directory Options): Likewise.
	(i386 and x86-64 Options): Likewise.
	(RS6000 and PowerPC Options): Likewise.
	(i386 and x86-64 Windows Options): Likewise.
	(V850 Options): Add text missing from descriptions.

2011-03-22  Richard Henderson  <rth@redhat.com>

	* config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
	(avr_incoming_return_addr_rtx): New.
	(emit_push_byte): New.
	(expand_prologue): Use it.  Remove incorrect dwarf annotation for
	SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
	annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
	(emit_pop_byte): New.
	(expand_epilogue): Use it.  Pop frame pointer by bytes.
	* config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
	(INCOMING_RETURN_ADDR_RTX): New.
	(INCOMING_FRAME_SP_OFFSET): New.
	(ARG_POINTER_CFA_OFFSET): New.
	* config/avr/avr.md (*pushqi): Fix mode of auto-inc.
	(*pushhi, *pushsi, *pushsf, popqi): Likewise.
	(pophi): Remove.

	* dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.

2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>

	* system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
	(FUNCTION_ARG_ADVANCE): Likewise.
	* tm.texi.in: Change references to them to hook references.
	* tm.texi: Regenerate.
	* targhooks.c (default_function_arg): Eliminate check for target
	macro.
	(default_function_incoming_arg): Likewise.
	(default_function_arg_advance): Likewise.
	* target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
	(function_arg_advance): Likewise.
	* target-def.h: Eliminate FUNCTION_INCOMING_ARG check.

2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>

	* tree.c (build_call_1): New function.
	(build_call_valist, build_call_array_loc, build_call_vec): Call it.

2011-03-22  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/48228
	* tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
	for single-arg PHIs.

2011-03-22  Andrey Belevantsev  <abel@ispras.ru>

	PR rtl-optimization/48143
	* config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
	(*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
	sse2_cvtps2pd): Likewise.

2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* recog.c (canonicalize_change_group): Use validate_unshare_change.

2011-03-22  Richard Guenther  <rguenther@suse.de>

	* gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
	a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
	* tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
	and REALIGN_LOAD_EXPR.
	(verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
	DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
	* expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
	DOT_PROD_EXPR case ...
	(expand_expr_real_2): ... here.
	* gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
	and REALIGN_LOAD_EXPR.
	* tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
	* tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
	(vect_create_epilog_for_reduction): Likewise.
	(vectorizable_reduction): Likewise.
	* tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
	* tree-vect-stmts.c (vectorizable_load): Likewise.

2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>

	* gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.

2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.c (s390_delegitimize_address): Fix offset
	handling for PLTOFF/GOTOFF.

2011-03-22  Nick Clifton  <nickc@redhat.com>

	* config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
	trailing backslash from the end of the macro definition.

2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
	and PLT unspecs.

2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>

	* expr.h (prepare_operand): Move to...
	* optabs.h (prepare_operand): ...here and change the insn code
	parameter from "int" to "enum insn_code".
	(insn_operand_matches): Declare.
	* expr.c (init_expr_target): Use insn_operand_matches.
	(compress_float_constant): Likewise.
	* function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
	* optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
	(emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
	(have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
	Likewise.
	(gen_cond_trap): Likewise.
	(prepare_operand): Likewise.  Change icode to an insn_code.
	(insn_operand_matches): New function.
	* reload.c (find_reloads_address_1): Use insn_operand_matches.
	* reload1.c (gen_reload): Likewise.
	* targhooks.c (default_secondary_reload): Likewise.

2011-03-21  Uros Bizjak  <ubizjak@gmail.com>

	* config/alpha/alpha.md (unspec): New define_c_enum.
	(unspecv): Ditto.

2011-03-21  Uros Bizjak  <ubizjak@gmail.com>

	PR debug/48214
	* config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
	between a call and its CALL_ARG_LOCATION note.

2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>

	* gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.

2011-03-21  Jakub Jelinek  <jakub@redhat.com>

	PR c/42544
	PR c/48197
	* c-common.c (shorten_compare): If primopN is first sign-extended
	to opN and then zero-extended to result type, set primopN to opN.

2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>

	* config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
	for barrier handlers.

2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
	UNSPEC constants to be in the unspec enumeration, and redefine
	all UNSPECV constants to be in the unspecv enumeration, so that
	dumps print which unspec/unspec_volatile this is.
	* config/rs6000/vector.md (UNSPEC_*): Ditto.
	* config/rs6000/paired.md (UNSPEC_*): Ditto.
	* config/rs6000/vsx.md (UNSPEC_*): Ditto.
	* config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
	* config/rs6000/dfp.md (UNSPEC_*): Ditto.

	* config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
	UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
	UNSPECV_LWSYNC, since these are used as unspec_volatile.
	* config/rs6000/sync.md (isync, lwsync): Ditto.

2011-03-21  Richard Guenther  <rguenther@suse.de>

	* params.def (lto-min-partition): Fix typo.

2011-03-21  Richard Guenther  <rguenther@suse.de>

	PR c/47939
	* c-decl.c (grokdeclarator): Drop to the main variant only
	for array types.  Drop flag_gen_aux_info check.

2011-03-21  Richard Guenther  <rguenther@suse.de>

	PR translation/47911
	* params.def (lto-partitions): Fix typo.
	(lto-min-partition): Fix wording.

2011-03-21  Andreas Tobler  <andreast@fgznet.ch>

	* config/rs6000/t-freebsd: Remove duplication from file.

2011-03-21  Richard Guenther  <rguenther@suse.de>

	PR middle-end/47661
	* gimple.c (is_gimple_condexpr): Use tree_could_throw_p.

2011-03-21  Richard Guenther  <rguenther@suse.de>

	PR lto/48210
	* params.def (lto-partitions): Require at least 1 partition.

2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* gthr-solaris.h: Remove.
	* gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
	* config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
	(LIB_SPEC): Likewise.
	* config/sol2.opt (threads): Remove.
	* config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
	(sparc*-*-solaris2*): Likewise.
	* configure.ac (enable_threads): Enable solaris support.
	* configure: Regenerate.
	* doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
	* doc/install.texi (Configuration, --enable-threads=lib): Remove
	solaris.

2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config.gcc: Obsolete *-*-solaris2.8*.
	* doc/install.texi (Specific, *-*-solaris2*): Document it.

2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR bootstrap/48135
	* doc/install.texi (Prerequisites, Perl): Remove Glob.pm
	reference.  Solaris 8 perl works.

2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR bootstrap/48135
	* doc/install.texi (Prerequisites): Move jar etc. up.
	Explain support library version requirements.

2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR bootstrap/48135
	* doc/install.texi (Prerequisites): Move Perl to build
	requirements.  Always necessary on Solaris 2 with Sun ld.

2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
	binutils 2.21.
	(Specific, i?86-*-solaris2.[89]): Likewise.
	(Specific, i?86-*-solaris2.10): Likewise.
	(Specific, mips-sgi-irix6): Likewise.
	(Specific, *-*-solaris2*): Remove Sun Studio download URL.
	Update for binutils 2.21.

2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* configure.ac (gcc_cv_lto_plugin): Fix typo.
	Allow -fuse-linker-plugin for non-default plugin linker.
	* configure: Regenerate.

2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>

	PR bootstrap/48167
	* gengtype.c (files_rules): Added rule for cp/parser.h.

2011-03-21  Jakub Jelinek  <jakub@redhat.com>

	PR target/48213
	* config/s390/s390.c (s390_delegitimize_address): Don't call
	lowpart_subreg if orig_x has BLKmode.

2011-03-21  Kai Tietz  <ktietz@redhat.com>

	PR target/12171
	* doc/plugins.texi: Adjust documentation for plugin register_callback.
	* tree.h (attribute_spec): Add new member affects_type_identity.
	* attribs.c (empty_attribute_table): Adjust attribute_spec
	initializers.
	* config/alpha/alpha.c: Likewise.
	* config/arc/arc.c: Likewise.
	* config/arm/arm.c: Likewise.
	* config/avr/avr.c: Likewise.
	* config/bfin/bfin.c: Likewise.
	* config/crx/crx.c: Likewise.
	* config/darwin.h: Likewise.
	* config/h8300/h8300.c: Likewise.
	* config/i386/cygming.h: Likewise.
	* config/i386/i386.c: Likewise.
	* config/ia64/ia64.c: Likewise.
	* config/m32c/m32c.c: Likewise.
	* config/m32r/m32r.c: Likewise.
	* config/m68hc11/m68hc11.c: Likewise.
	* config/m68k/m68k.c: Likewise.
	* config/mcore/mcore.c: Likewise.
	* config/mep/mep.c: Likewise.
	* config/microblaze/microblaze.c: Likewise.
	* config/mips/mips.c: Likewise.
	* config/rs6000/rs6000.c: Likewise.
	* config/rx/rx.c: Likewise.
	* config/sh/sh.c: Likewise.
	* config/sol2.h: Likewise.
	* config/sparc/sparc.c: Likewise.
	* config/spu/spu.c: Likewise.
	* config/stormy16/stormy16.c: Likewise.
	* config/v850/v850.c: Likewise.

2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>

	* simplify-rtx.c (simplify_binary_operation_1): Handle
	(xor (and A B) C) case when B and C are both constants.

2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>

	* tree-dfa.c (add_referenced_var): Fix typo in comment.

2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>

	PR bootstrap/48168
	* config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.

2011-03-20  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/48156
	* df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
	assume df and df_lr are not NULL.

2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

	PR debug/48023
	* config/arm/arm.c (create_fix_barrier): Do not emit a minipool
	between a call and its CALL_ARG_LOCATION note.

2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>

	PR debug/48178
	* config/sh/sh.c (find_barrier): Don't emit a constant pool
	between a call and its corresponding CALL_ARG_LOCATION note.

2011-03-19  Anatoly Sokolov  <aesok@post.ru>

	* cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
	instead of loop. Use HARD_REGISTER_NUM_P predicate.
	* haifa-sched.c (setup_ref_regs): Ditto.
	* caller-save.c (add_used_regs_1): Ditto.
	* dse.c (look_for_hardregs): Ditto.
	* df-problems.c (df_simulate_one_insn_forwards): Ditto.
	* sched-rgn.c (check_live_1): Ditto.

2011-03-18  Joseph Myers  <joseph@codesourcery.com>

	* c-decl.c (diagnose_mismatched_decls): Give an error for
	redefining a typedef with variably modified type.

2011-03-18  Joseph Myers  <joseph@codesourcery.com>

	* c-decl.c (grokfield): Don't allow typedefs for structures or
	unions with no tag by default.
	* doc/extend.texi (Unnamed Fields): Update.

2011-03-18  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
	Rewrite using indirect functions.
	(lwp_slwpcb): Ditto.
	* config/i386/sse.md (avx_vextractf128<mode>): Ditto.
	(avx_vinsertf128<mode>): Ditto.

2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
	unspecs.

2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.c (s390_chunkify_start): Prevent literal pool
	splitting between a call and its corresponding CALL_ARG_LOCATION note.

2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>

	PR rtl-optimization/48170
	* gcse.c (hoist_code): Remove bogus asserts.

2011-03-18  Georg-Johann Lay  <avr@gjlay.de>

	* ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
	computation for	prologue/epilogue.

2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* Makefile.in (check-consistency): Remove.

2011-03-18  Jakub Jelinek  <jakub@redhat.com>

	PR debug/48176
	* dwarf2out.c (dwarf2out_finish): Call output_aranges even when
	arange_table_in_use is 0, but either text_section_used or
	cold_text_section_used is true.  Don't call it if
	!info_section_emitted.

2011-03-18  Anatoly Sokolov  <aesok@post.ru>

	* config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
	FUNCTION_VALUE_REGNO_P): Remove.
	* config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
	Remove.
	* config/avr/avr.c (avr_ret_register): Make static inline.
	(avr_function_value_regno_p): New function.
	(avr_libcall_value): Make static. Add 'func' argument.
	(avr_function_value): Make static. Rename 'func' argument to
	'fn_decl_or_type', forward it to avr_libcall_value. Call
	avr_ret_register function instead of RET_REGISTER macro.
	(TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.

2011-03-18  Jason Merrill  <jason@redhat.com>

	PR c++/23372
	* gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.

2011-03-18  Richard Guenther  <rguenther@suse.de>

	* doc/install.texi (--enable-gold): Remove.
	(--with-plugin-ld): Document.
	* doc/invoke.texi (-fuse-linker-plugin): Clarify.

2011-03-18  Andrew Pinski  <pinskia@gmail.com>

	PR middle-end/47790
	* expr.c (optimize_bitfield_assignment_op): Revamp to work
	again after expansion changes.

2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>

	* combine.c (try_combine): Do simplification only call of
	subst() on i2 even when i1 is present. Update comments.

2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>

	* config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
	and UNSPEC_PCREL_SYMOFF.

2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.md: Use define_c_enum for the unspec constant
	definitions.

2011-03-18  Richard Henderson  <rth@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR bootstrap/48161
	* expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
	instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.

2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/47725
	* combine.c (cant_combine_insn_p): Don't check zero/sign
	extended hard registers.

2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/47725
	* combine.c (cant_combine_insn_p): Check zero/sign extended
	hard registers.

2011-03-17  Anatoly Sokolov  <aesok@post.ru>

	* config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
	* config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
	* config/v850/v850.c (v850_output_addr_const_extra): Make static.
	Change return type to bool.
	(TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.

2011-03-17  Jakub Jelinek  <jakub@redhat.com>

	PR debug/48163
	* var-tracking.c (prepare_call_arguments): If CALL target
	is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
	pc instead of looking it up using cselib_lookup and use
	Pmode for it if x has VOIDmode.
	* dwarf2out.c (gen_subprogram_die): If also both first and
	second CONCAT arguments are VOIDmode, use mode of CONCAT itself.

	PR debug/48163
	* function.c (assign_parms): For data.passed_pointer parms
	use MEM of data.entry_parm instead of data.entry_parm itself
	as DECL_INCOMING_RTL.
	* dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
	also when passed and declared mode is the same, DECL_RTL
	is a MEM with pseudo as address and DECL_INCOMING_RTL is
	a MEM too.

2011-03-16  Jeff Law  <law@redhat.com>

	PR rtl-optimization/37273
	* ira-costs.c (scan_one_insn): Detect constants living in memory and
	handle them like argument loads from stack slots.  Do not double
	count memory for memory constants and argument loads from stack slots.

2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR debug/48160
	* var-tracking.c (prepare_call_arguments): Check SUBREG.

2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/48171
	* config/i386/i386.opt: Add Save to -mavx and -mfma.

2011-03-17  Jakub Jelinek  <jakub@redhat.com>

	PR bootstrap/48153
	* dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
	if dwarf_strict.
	(gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
	Clear call_arg_locations and call_arg_loc_last always.

	PR middle-end/48152
	* var-tracking.c (prepare_call_arguments): If argument needs to be
	passed by reference, adjust argtype and mode.

2011-03-17  Richard Guenther  <rguenther@suse.de>

	PR middle-end/48134
	* tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
	a value make sure to fold the statement.

2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>

	PR target/43872
	* config/arm/arm.c (arm_get_frame_offsets): Adjust early
	return condition with !cfun->calls_alloca.

2011-03-17  Richard Guenther  <rguenther@suse.de>

	PR bootstrap/48148
	* lto-cgraph.c (input_overwrite_node): Clear the abstract
	origin for decls in other ltrans units.
	(input_varpool_node): Likewise.

2011-03-17  Richard Guenther  <rguenther@suse.de>

	PR middle-end/48165
	* tree-object-size.c (compute_object_offset): Properly return
	the offset operand of MEM_REFs as sizetype.