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path: root/gdb/frame.h
AgeCommit message (Expand)AuthorFilesLines
1993-08-21* frame.h, symtab.h: Revise comments regarding baseregs.Jim Kingdon1-0/+4
1993-08-18 * blockframe.c (block_innermost_frame): Uncomment.Jim Kingdon1-20/+13
1993-08-17fixed typo in commentK. Richard Pixley1-1/+1
1993-08-17 * blockframe.c, frame.h (sigtramp_saved_pc): New routine to fetchPeter Schauer1-75/+203
1991-03-28Initial revisionK. Richard Pixley1-0/+128
1990-09-05Initial revisionJohn Gilmore1-115/+0
2012-06-03gdb-3.4gdb-3.41-0/+2
2012-06-03gdb-3.3gdb-3.31-15/+15
2012-06-03gdb-3.1gdb-3.11-12/+57
2012-06-03gdb-2.8.1gdb-2.8.11-0/+4
2012-06-03gdb-2.4+.aux.coffgdb-2.4+.aux.coff1-0/+64
generated by cgit v1.1 at 2024-10-18 13:01:43 +0000
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2016-08-04  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
	(thunderx_tunings): Use thunderx_vector_cost instead of
	generic_vector_cost.

2016-08-04  Martin Liska  <mliska@suse.cz>

	* gcov.c (main): Fix GNU coding style.
	(output_intermediate_file): Likewise.
	(process_file): Likewise.
	(generate_results): Likewise.
	(release_structures): Likewise.
	(create_file_names): Likewise.
	(find_source): Likewise.
	(read_graph_file): Likewise.
	(find_exception_blocks): Likewise.
	(canonicalize_name): Likewise.
	(make_gcov_file_name): Likewise.
	(mangle_name): Likewise.
	(accumulate_line_counts): Likewise.
	(output_branch_count): Likewise.
	(read_line): Likewise.

2016-08-04  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	PR rtl-optimization/71779
	* emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
	if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
	or if it was truncated.

	PR rtl-optimization/70903
	* cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.

2016-08-04  Kugan Vivekanandarajah  <kuganv@linaro.org>

	* tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
	accessing SSA_NAME_PTR_INFO.

2016-08-04  Georg-Johann Lay  <avr@gjlay.de>

	PR 70677
	* common/config/avr/avr-common.c (avr_option_optimization_table)
	[OPT_LEVELS_ALL]: Turn off -fcaller-saves.

2016-08-04  Georg-Johann Lay  <avr@gjlay.de>

	PR 55181
	* config/avr/avr.md: New pattern to work around do_store_flag
	generating shift instructions for bit extractions.

2016-08-04  Kugan Vivekanandarajah  <kuganv@linaro.org>

	* tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
	BITMAP_ALLOC.
	(add_equivalence): Likewise.
	(get_value_range): Allocate value range with vrp_value_range_pool.
	(vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
	(vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.

2016-08-03  Peter Bergner  <bergner@vnet.ibm.com>

	* config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
	the default for the rs6000 port.

2016-08-03  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	PR middle-end/71876
	* calls.c (special_function_p): Remove special handling of
	"setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
	prefix "__x".  Recognize "savectx", "vfork" and "getcontext" only
	without prefix.  Remove potentially unsafe ECF_LEAF and ECF_NORETURN.

2016-08-03  Vladimir Makarov  <vmakarov@redhat.com>

	PR middle-end/72778
	* lra-spills.c (regno_in_use_p): Check bb and regno modification.
	Don't stop on regular insns.

2016-08-03  Nathan Sidwell  <nathan@codesourcery.com>

	* config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
	size to DImode boundary.
	(nvptx_propagate): Likewise.

2016-08-03  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
	float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
	* config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
	from -mefficient-unaligned-vector.  Note that this affects fp too.

2016-08-03  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
	cost more.

2016-08-03  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
	to a reg.  Localize vars.

2016-08-03  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.opt: Remove negatives from help strings
	and comments.

2016-08-03  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
	Delete duplicated code.

2016-08-02  Vladimir Makarov  <vmakarov@redhat.com>

	PR middle-end/72778
	* lra-spills.c (regno_in_use_p): New.
	(lra_final_code_change): Use it.

2016-08-02  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/69847
	* lra-int.h (struct lra-reg): Use restore_rtx instead of
	restore_regno.
	(lra_rtx_hash): New.
	* lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
	of restore_regno.
	(lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
	* lra-remat.c (rtx_hash): Rename and Move to lra.c.
	* lra-spills.c (lra_final_code_change): Don't delete insn when the
	next insn is USE with the same reg as the current insn source.
	* lra-constraints.c (curr_insn_transform): Use restore_rtx instead
	of restore_regno.
	(lra_constraints_init): Call initiate_invariants.
	(lra_constraints_finish): Call finish_invariants.
	(struct invariant, invariant_t, invariant_ptr_t): New.
	(const_invariant_ptr_t, invariants, invariants_pool): New.
	(invariant_table, invariant_hash, invariant_eq_p): New.
	(insert_invariant, initiate_invariants, finish_invariants): New.
	(clear_invariants, invalid_invariant_regs): New.
	(inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
	instead of restore_regno.
	(invariant_p, process_invariant_for_inheritance): New.
	(inherit_in_ebb): Implement invariant inheritance.
	(lra_inheritance): Initialize and finalize invalid_invariant_regs.
	(remove_inheritance_pseudos): Implement undoing invariant
	inheritance.
	(undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
	instead of restore_regno.
	* lra-assigns.c (regno_live_length): New.
	(reload_pseudo_compare_func): Use regno_live_length.
	(assign_by_spills): Use restore_rtx instead of restore_regno.
	(lra_assign): Ditto.  Initiate regno_live_length.

2016-02-08  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
	__builtin_aarch64_fmindf.

2016-08-02  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/34114
	* tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
	information for more control IVs.

2016-08-02  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/34114
	* fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
	PLUS_EXPR case.  Handle SSA_NAME case.

2016-08-02  Tamar Christina  <tamar.christina@arm.com>

	* config/aarch64/aarch64-simd-builtins.def
	(__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
	(__builtin_aarch64_fmaxdf): Likewise.
	(__builtin_aarch64_smin_nandf): Likewise.
	(__builtin_aarch64_smax_nandf): Likewise.
	* config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
	* config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
	(<fmaxmin><mode>3): ...this.
	* config/aarch64/arm_neon.h (vmaxnm_f64): New.
	(vminnm_f64): Likewise.
	(vmin_f64): Likewise.
	(vmax_f64): Likewise.
	* config/aarch64/iterators.md (FMAXMIN): Merge with...
	(FMAXMIN_UNS): ...this.
	(fmaxmin): Merged with
	(fmaxmin_op): ...this...
	(maxmin_uns_op): ...in to this.

2016-08-01  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
	Add support for vec_extract on vector float, vector int, vector
	short, and vector char vector types.
	* config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
	vector float, vector int, vector short, and vector char
	optimizations on 64-bit ISA 2.07 systems for both constant and
	variable element numbers.
	(rs6000_split_vec_extract_var): Likewise.
	* config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
	Altivec registers on ISA 2.07 and above.
	(vsx_extract_v4sf): Delete alternative that hard coded element 0,
	which never was matched due to the split occuring before register
	allocation (and the code would not have worked on little endian
	systems if it did match).  Allow extracts to go to the Altivec
	registers if ISA 2.07 (power8).  Change from using "" around the
	C++ code to using {}'s.
	(vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
	vec_extracts when the vector is in memory.
	(vsx_extract_v4sf_var): New insn to optimize vector float
	vec_extracts when the element number is variable on 64-bit ISA
	2.07 systems.
	(vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
	for 64-bit ISA 2.07 as well as ISA 3.0.
	(vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
	(vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
	(vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
	optimize vector int, vector short, and vector char vec_extracts
	when the vector is in memory.
	(vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
	optimize vector int, vector short, and vector char vec_extracts
	when the element number is variable.

2016-08-01  Georg-Johann Lay  <avr@gjlay.de>

	PR target/71948
	* config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
	does not overlap with other symbol flags.

2016-08-01  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.h (aarch64_frame):
	Remove padding0 and hardfp_offset.  Add locals_offset,
	initial_adjust, callee_adjust, callee_offset and final_adjust.
	* config/aarch64/aarch64.c (aarch64_layout_frame):
	Remove unused padding0 and hardfp_offset initializations.
	Choose frame layout and set frame variables accordingly.
	Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
	(aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
	(aarch64_pop_regs): Likewise.
	(aarch64_expand_prologue): Remove all decision code, just emit
	prolog according to frame variables.
	(aarch64_expand_epilogue): Remove all decision code, just emit
	epilog according to frame variables.
	(aarch64_initial_elimination_offset): Use offset to local/arg area.

2015-08-01  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/72748
	* config/i386/i386.c (timode_scalar_chain::convert_insn): Call
	fix_debug_reg_uses after changing source register mode to
	V1TImode if source register is undefined.

2015-08-01  Alan Hayward <alan.hayward@arm.com>

	PR tree-optimization/71818
	* tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
	with non invariant evolutions

2016-08-01  Georg-Johann Lay  <avr@gjlay.de>

	PR target/72767
	* config/avr/avr.md (length) [branch]: Correct insn length
	attribute for forward branches.

2016-08-01  Georg-Johann Lay  <avr@gjlay.de>

	* doc/extend.texi (AVR Built-in Functions): Document
	__builtin_avr_nops.
	* config/avr/builtins.def (NOPS): New.
	* config/avr/avr.c (avr_expand_nops): New static function.
	(avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.

2016-08-01  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
	performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
	addresses.

2016-08-01  Virendra Pathak  <virendra.pathak@broadcom.com>

	* config/aarch64/aarch64.c (vulcan_tunings): Update
	vulcan L1 cache_line_size.

2016-07-30  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
	function that takes a vector memory address, a hard register, an
	element number and a temporary base register, and recreates an
	address that points to the appropriate element within the vector.
	* config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
	(rs6000_split_vec_extract_var): Add support for the target of a
	vec_extract with variable element number being a scalar memory
	location.
	(rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
	swappable.
	* config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
	vsx_extract_<mode>_load insn with a new insn that optimizes
	storing either element to a memory location, using scratch
	registers to pick apart the vector and reconstruct the address.
	(vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
	(vsx_extract_<mode>_store): Rework alternatives to more correctly
	support Altivec registers.  Add support for ISA 3.0 Altivec d-form
	store instruction.
	(vsx_extract_<mode>_var): Add support for extracting a variable
	element number from memory.

2016-07-29  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
	when testing for compares against constants of the form 0xabab.

2016-07-29  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/57558
	* tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
	function.
	(vect_loop_versioning): Support versioning with niter assumptions.
	* tree-vect-loop.c (tree-ssa-loop.h): Include header file.
	(vect_get_loop_niters): New parameter.  Reimplement to support
	assumptions in loop niter info.
	(vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
	(new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
	(vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
	Support loop versioning for niters.
	* tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
	(vect_free_loop_info_assumptions): New function.
	(vectorize_loops): Free loop niter info for loops with flag
	LOOP_F_ASSUMPTIONS set if vectorization failed.
	* tree-vectorizer.h (struct _loop_vec_info): New field
	num_iters_assumptions.
	(LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
	(LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
	(LOOP_REQUIRES_VERSIONING): New macro.
	(vect_free_loop_info_assumptions): New decl.

2016-07-29  Bin Cheng  <bin.cheng@arm.com>

	* cfgloop.h (struct loop): New field constraints.
	(LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
	(loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
	functions.
	* cfgloop.c (alloc_loop): Initialize new field.
	* cfgloopmanip.c (copy_loop_info): Copy constraints.
	* tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
	Adjust niter analysis wrto loop constraints.
	* doc/loop.texi (@node Number of iterations): Add description for loop
	constraints.

2016-07-29  Marek Polacek  <polacek@redhat.com>

	PR c/7652
	* config/i386/i386.c (ix86_expand_args_builtin): Add break.
	(ix86_expand_round_builtin): Likewise.

2016-07-29  Segher Boessenkool  <segher@kernel.crashing.org>
	    Georg-Johann Lay  <avr@gjlay.de>

	PR rtl-optimization/71976
	* combine.c (get_last_value): Return 0 if the argument for which
	the function is called has a wider mode than the recorded value.

2016-07-29  Marek Polacek  <polacek@redhat.com>

	PR c/7652
	* config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
	(altivec_expand_st_builtin): Likewise.

2016-07-29  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
	introduced in r238381.

2016-07-29  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/68217
	* tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
	& sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].

2016-07-28  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
	New declaration.
	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
	Add support for vec_extract of vector double or vector long having
	a variable element number on 64-bit ISA 2.07 systems or newer.
	* config/rs6000/rs6000.c (rs6000_expand_vector_extract):
	Likewise.
	(rs6000_split_vec_extract_var): New function to split a
	vec_extract built-in function with variable element number.
	(rtx_is_swappable_p): Variable vec_extracts and shifts are not
	swappable.
	* config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
	(UNSPEC_VSX_EXTRACT): Likewise.
	(vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
	direct move instructions to be generated on 64-bit ISA 2.07
	systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
	instruction.
	(vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
	arguments for vec_extract variable element.
	(vsx_extract_<mode>_var, VSX_D iterator): New insn to support
	vec_extract with variable element on V2DFmode and V2DImode
	vectors.
	* config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
	-mupper-regs-df requirement, since it isn't needed.
	(TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
	do direct moves on 64-bit systems, which allows optimization of
	vec_extract on 64-bit ISA 2.07 systems and newer.

2016-07-28  Kristina Martsenko  <kristina.martsenko@arm.com>
2016-07-28  Wilco Dijkstra  <wdijkstr@arm.com>

	 * config/aarch64/aarch64.md
	(zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
	statement and type.
	(<optab>qihi2_aarch64): Likewise, and split into two.
	(extendqihi2_aarch64): New.
	(zero_extendqihi2_aarch64): New.
	* config/aarch64/iterators.md (ldrxt): Remove.
	* config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
	uxtb/uxth.

2016-07-28  Kristina Martsenko  <kristina.martsenko@arm.com>

	* config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.

2016-07-28  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
	(aarch64_push_reg): New function to push 1 or 2 registers.
	(aarch64_pop_reg): New function to pop 1 or 2 registers.
	(aarch64_expand_prologue): Use aarch64_push_regs.
	(aarch64_expand_epilogue): Use aarch64_pop_regs.

2016-07-28  Yuri Rumyantsev  <ysrumyan@gmail.com>

	PR tree-optimization/71734
	* tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
	attribute instead of REF_LOOP and use it.
	(ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
	set it for Loops having non-zero safelen attribute.
	(ref_indep_loop_p): Pass zero as initial value for safelen.

2016-07-28  Ilya Enkovich  <ilya.enkovich@intel.com>

	PR middle-end/72657
	PR target/72683
	* tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
	call using chkp_gimple_call_builtin_p.
	(chkp_copy_bounds_for_assign): Likewise.

2016-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* config/alpha/alpha.c (alpha_adjust_cost): Adjust.
	* config/arm/arm-protos.h (struct tune_params): Likewise.
	* config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
	(cortex_a9_sched_adjust_cost): Likewise.
	(fa726te_sched_adjust_cost): Likewise.
	(arm_adjust_cost): Likewise.
	* config/bfin/bfin.c (bfin_adjust_cost): Likewise.
	* config/c6x/c6x.c (c6x_adjust_cost): Likewise.
	* config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
	* config/i386/i386.c (ix86_adjust_cost): Likewise.
	* config/ia64/ia64.c: Likewise.
	* config/m68k/m68k.c: Likewise.
	* config/mep/mep.c (mep_adjust_cost): Likewise.
	* config/microblaze/microblaze.c (microblaze_adjust_cost):
	* Likewise.
	* config/mips/mips.c (mips_adjust_cost): Likewise.
	* config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
	* Likewise.
	* config/pa/pa.c (pa_adjust_cost): Likewise.
	* config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
	(rs6000_debug_adjust_cost): Likewise.
	* config/sh/sh.c (sh_adjust_cost): Likewise.
	* config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
	(hypersparc_adjust_cost): Likewise.
	(sparc_adjust_cost): Likewise.
	* config/spu/spu.c (spu_sched_adjust_cost): Likewise.
	* config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
	* config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
	* Likewise.
	* config/visium/visium.c (visium_adjust_cost): Likewise.
	* doc/tm.texi: Regenerate.
	* haifa-sched.c (dep_cost_1): Adjust.
	* target.def: Merge adjust_cost and adjust_cost_2.

2016-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* haifa-sched.c (add_to_speculative_block): Make twins a vector.

2016-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* store-motion.c (struct st_expr): Make pattern_regs a vector.
	(extract_mentioned_regs): Append to a vector instead of
	returning a rtx_expr_list.
	(st_expr_entry): Adjust.
	(free_st_expr_entry): Likewise.
	(store_ops_ok): Likewise.
	(store_killed_in_insn): Likewise.
	(find_moveable_store): Likewise.

2016-07-28  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/68025
	* tree-profile.c (tree_profiling): Respect
	no_profile_instrument_function attribute.
	* doc/extend.texi: Document no_profile_instrument_function
	attribute.

2016-07-28  Martin Liska  <mliska@suse.cz>

	PR rtl-optimization/70944
	* combine.c (make_compound_operation):
	Do not allow make_compound_operation for vector mode

2016-07-28  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/71994
	* tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
	 before calling get_ops.

2016-07-27  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* defaults.h (LOG2_BITS_PER_UNIT): Move from here...
	* tree.h (LOG2_BITS_PER_UNIT): ...to here.
	(BITS_PER_UNIT_LOG): Remove.
	(int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
	* expr.c (expand_assignment): Likewise.
	* stor-layout.c (initialize_sizetypes): Likewise.

2016-07-27  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/vector.md (vec_extract<mode>): Change the calling
	signature of rs6000_expand_vector_extract so that the element
	number is a RTX instead of a constant integer.
	* config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
	Likewise.
	* config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
	(altivec_expand_vec_ext_builtin): Likewise.
	* config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
	* config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
	MFVSRLD instruction.

2016-07-27  David Malcolm  <dmalcolm@redhat.com>

	* input.c (get_pure_location): Move here from tree.c.
	(make_location): Likewise.  Add header comment.
	(selftest::test_accessing_ordinary_linemaps): Verify
	pure_location_p, make_location, get_location_from_adhoc_loc and
	get_range_from_loc.
	* input.h (get_pure_location): Move declaration here from tree.h.
	(get_finish): Likewise for inline function.
	(make_location): Likewise for declaration.
	* tree.c (get_pure_location): Move to input.c.
	(make_location): Likewise.
	* tree.h (get_pure_location): Move declaration to tree.h.
	(get_finish): Likewise for inline function.
	(make_location): Likewise for declaration.

2016-07-27  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	PR middle-end/71078
	* match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.

2016-07-27  David Malcolm  <dmalcolm@redhat.com>

	* system.h (STATIC_ASSERT): Use static_assert if building
	with C++11 onwards.

2016-07-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/72517
	* tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
	Revert change to not compute read-read dependences.

2016-07-27  Richard Biener  <rguenther@suse.de>

	* predict.c (set_even_probabilities): Make nedges unsigned.

2016-07-27  Martin Liska  <mliska@suse.cz>

	* predict.c (set_even_probabilities): Handle unlikely edges.
	(combine_predictions_for_bb): Likewise.

2016-07-26  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/71869
	* config/rs6000/rs6000.c (rs6000_generate_compare): Rework
	__float128 support when we don't have hardware support, so that
	the IEEE built-in functions like isgreater, first call __unordkf3
	to make sure neither operand is a NaN, and if both operands are
	ordered, do the normal comparison.

2016-07-26  Patrick Palka  <ppalka@gcc.gnu.org>

	* tree-vrp.c (dump_asserts_for): Print loc->expr instead of
	name.
	(extract_code_and_val_from_cond_with_ops): Verify that name is
	either cond_op0 or cond_op1.

2016-07-26  Patrick Palka  <ppalka@gcc.gnu.org>

	PR tree-optimization/18046
	* genmodes.c (emit_mode_size_inline): Emit an assert that
	verifies that mode is a valid array index.
	(emit_mode_nuinits_inline): Likewise.
	(emit_mode_inner_inline): Likewise.
	(emit_mode_unit_size_inline): Likewise.
	(emit_mode_unit_precision_inline): Likewise.
	* tree-vrp.c: Include params.h.
	(find_switch_asserts): Register edge assertions for the default
	label which correspond to the anti-ranges of each case label.
	* params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
	* doc/invoke.texi: Document it.

2016-07-26  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
	and unnecessary call to gimple_bb.

2016-07-26  Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/71984
	* simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
	for VOIDmode.

2016-07-26  Richard Biener  <rguenther@suse.de>

	PR middle-end/72517
	* expmed.c (extract_bit_field_1): Constrain the vector mode
	with element size matching the extraction mode size when
	choosing a better vector mode to do the extraction from.

2016-07-26  Richard Biener  <rguenther@suse.de>
	    Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>

	PR middle-end/70920
	* match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
	pattern.

2016-07-26  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* tree-ssa-structalias.c (struct scc_info): Change types of
	members to auto_sbitmap and auto_vec.
	(scc_info::scc_info): New constructor.
	(scc_info::~scc_info): New destructor.
	(init_scc_info): Remove.
	(free_scc_info): Remove.
	(find_indirect_cycles): Adjust.
	(perform_var_substitution): Likewise.
	(free_var_substitution_info): Likewise.

2016-07-26  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* tree-outof-ssa.c (struct elim_graph): Change type of members
	to auto_vec and auto_sbitmap.
	(elim_graph::elim_graph): New constructor.
	(delete_elim_graph): Remove.
	(expand_phi_nodes): Adjust.

2016-07-26  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* tree-outof-ssa.c (struct elim_graph): Remove typedef.
	(new_elim_graph): Adjust.
	(clear_elim_graph): Likewise.
	(delete_elim_graph): Likewise.
	(elim_graph_size): Likewise.
	(elim_graph_add_node): Likewise.
	(elim_graph_add_edge): Likewise.
	(elim_graph_remove_succ_edge): Likewise.
	(eliminate_name): Likewise.
	(eliminate_build): Likewise.
	(elim_forward): Likewise.
	(elim_unvisited_predecessor): Likewise.
	(elim_backward): Likewise.
	(elim_create): Likewise.
	(eliminate_phi): Likewise.
	(expand_phi_nodes): Likewise.

2016-07-26  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* bt-load.c (compute_out): Use auto_sbitmap class.
	(link_btr_uses): Likewise.
	* cfganal.c (mark_dfs_back_edges): Likewise.
	(post_order_compute): Likewise.
	(inverted_post_order_compute): Likewise.
	(pre_and_rev_post_order_compute_fn): Likewise.
	(single_pred_before_succ_order): Likewise.
	* cfgexpand.c (pass_expand::execute): Likewise.
	* cfgloop.c (verify_loop_structure): Likewise.
	* cfgloopmanip.c (fix_bb_placements): Likewise.
	(remove_path): Likewise.
	(update_dominators_in_loop): Likewise.
	* cfgrtl.c (break_superblocks): Likewise.
	* ddg.c (check_sccs): Likewise.
	(create_ddg_all_sccs): Likewise.
	* df-core.c (df_worklist_dataflow): Likewise.
	* dse.c (dse_step3): Likewise.
	* except.c (eh_region_outermost): Likewise.
	* function.c (thread_prologue_and_epilogue_insns): Likewise.
	* gcse.c (prune_expressions): Likewise.
	(prune_insertions_deletions): Likewise.
	* gimple-ssa-backprop.c (backprop::~backprop): Likewise.
	* graph.c (draw_cfg_nodes_no_loops): Likewise.
	* ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
	* lcm.c (compute_earliest): Likewise.
	(compute_farthest): Likewise.
	* loop-unroll.c (unroll_loop_constant_iterations): Likewise.
	(unroll_loop_runtime_iterations): Likewise.
	(unroll_loop_stupid): Likewise.
	* lower-subreg.c (decompose_multiword_subregs): Likewise.
	* lra-lives.c: Likewise.
	* lra.c (lra): Likewise.
	* modulo-sched.c (schedule_reg_moves): Likewise.
	(optimize_sc): Likewise.
	(get_sched_window): Likewise.
	(sms_schedule_by_order): Likewise.
	(check_nodes_order): Likewise.
	(order_nodes_of_sccs): Likewise.
	(order_nodes_in_scc): Likewise.
	* recog.c (split_all_insns): Likewise.
	* regcprop.c (pass_cprop_hardreg::execute): Likewise.
	* reload1.c (reload): Likewise.
	* sched-rgn.c (haifa_find_rgns): Likewise.
	(split_edges): Likewise.
	(compute_trg_info): Likewise.
	* sel-sched.c (init_seqno): Likewise.
	* store-motion.c (remove_reachable_equiv_notes): Likewise.
	* tree-into-ssa.c (update_ssa): Likewise.
	* tree-ssa-live.c (live_worklist): Likewise.
	* tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
	* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
	* Likewise.
	(try_peel_loop): Likewise.
	* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
	* Likewise.
	* tree-ssa-pre.c (compute_antic): Likewise.
	* tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
	* tree-stdarg.c (reachable_at_most_once): Likewise.
	* tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
	* var-tracking.c (vt_find_locations): Likewise.

2016-07-26  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* sbitmap.h (auto_sbitmap): New class.

2016-07-26  Alan Modra  <amodra@gmail.com>

	PR target/72103
	* config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
	sri->t_icode.

2016-07-25  David Malcolm  <dmalcolm@redhat.com>

	* input.c (selftest::temp_source_file::temp_source_file): Fix
	missing "%s" in fprintf.

2016-07-25  John David Anglin  <danglin@gcc.gnu.org>

	PR middle-end/71732
	* cselib.c (cselib_process_insn): Invalidate argument slots for
	const/pure calls.

2016-07-25  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
	vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
	vmulxh_lane_f16, vmulxh_laneq_f16): New.

2016-07-25  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
	* config/aarch64/aarch64.md (fma, fnma): Support HF.
	* config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.

2016-07-25  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
	* config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
	New.
	(<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
	(add<mode>3): Likewise.
	(sub<mode>3): Likewise.
	(mul<mode>3): Likewise.
	(div<mode>3): Likewise.
	(*div<mode>3): Likewise.
	(<fmaxmin><mode>3): Extend to HF.
	* config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
	(fabd<mode>3): Likewise.
	(<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
	(<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
	(aarch64_fmulx<mode>): Likewise.
	(aarch64_fac<optab><mode>): Likewise.
	(aarch64_frecps<mode>): Likewise.
	(<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
	(<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
	* config/aarch64/iterators.md (VHSDF_SDF): Delete.
	(VSDQ_HSDI): Support HI.
	(fcvt_target, FCVT_TARGET): Likewise.
	* config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
	vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
	vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
	vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
	vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
	vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
	vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
	vrsqrtsh_f16): New.

2016-07-25  Jiong Wang  <jiong.wang@arm.com>

	* config.gcc (aarch64*-*-*): Install arm_fp16.h.
	* config/aarch64/aarch64-builtins.c (hi_UP): New.
	* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
	* config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
	mode.
	(aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
	(aarch64_cm<optab><mode>): Likewise.
	* config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
	(l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
	(fix_trunc<GPF:mode><GPI:mode>2): Likewise.
	(sqrt<mode>2): Likewise.
	(*sqrt<mode>2): Likewise.
	(abs<mode>2): Likewise.
	(<optab><mode>hf2): New pattern for HF mode.
	(<optab>hihf2): Likewise.
	* config/aarch64/arm_neon.h: Include arm_fp16.h.
	* config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
	(w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
	Support HF mode.
	* config/aarch64/arm_fp16.h: New file.
	(vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
	vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
	vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
	vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
	vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
	vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
	vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
	vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
	vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
	vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
	vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
	vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
	vsqrth_f16): New.

2016-07-25  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
	reduc_smin_scal_): Use VDQIF_F16.
	(reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
	* config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
	Use VHSDF.
	(aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
	* config/aarch64/iterators.md (VDQIF_F16): New.
	(vp): Support HF modes.
	* config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
	vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.

2016-07-25  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
	"*aarch64_mulx_elt_from_dup<mode>".
	(*aarch64_mul3_elt<mode>): Update schedule type.
	(*aarch64_mul3_elt_from_dup<mode>): Likewise.
	(*aarch64_fma4_elt_from_dup<mode>): Likewise.
	(*aarch64_fnma4_elt_from_dup<mode>): Likewise.
	* config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
	(f, fp): Support HF modes.
	* config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
	vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
	vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
	vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
	vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
	vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.

2016-07-25  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
	* config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
	modes.
	* config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
	vfmsq_f16): New.

2016-07-25  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
	* config/aarch64/aarch64-simd.md
	(aarch64_rsqrts<mode>): Extend to HF modes.
	(fabd<mode>3): Likewise.
	(<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
	(<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
	(aarch64_<maxmin_uns>p<mode>): Likewise.
	(<su><maxmin><mode>3): Likewise.
	(<maxmin_uns><mode>3): Likewise.
	(<fmaxmin><mode>3): Likewise.
	(aarch64_faddp<mode>): Likewise.
	(aarch64_fmulx<mode>): Likewise.
	(aarch64_frecps<mode>): Likewise.
	(*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
	(add<mode>3): Extend to HF modes.
	(sub<mode>3): Likewise.
	(mul<mode>3): Likewise.
	(div<mode>3): Likewise.
	(*div<mode>3): Likewise.
	* config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
	HF, V4HF and V8HF.
	* config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
	* config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
	vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
	vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
	vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
	vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
	vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
	vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
	vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
	vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
	vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
	vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
	vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
	vrsqrtsq_f16, vsub_f16, vsubq_f16): New.

2016-07-25  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
	* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
	* config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
	(neg<mode>2): Likewise.
	(abs<mode>2): Likewise.
	(<frint_pattern><mode>2): Likewise.
	(l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
	(<optab><VDQF:mode><fcvt_target>2): Likewise.
	(<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
	(ftrunc<VDQF:mode>2): Likewise.
	(<optab><fcvt_target><VDQF:mode>2): Likewise.
	(sqrt<mode>2): Likewise.
	(*sqrt<mode>2): Likewise.
	(aarch64_frecpe<mode>): Likewise.
	(aarch64_cm<optab><mode>): Likewise.
	* config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
	HF, V4HF and V8HF.
	* config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
	(VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
	(stype): New.
	* config/aarch64/arm_neon.h (vdup_n_f16): New.
	(vdupq_n_f16): Likewise.
	(vld1_dup_f16): Use vdup_n_f16.
	(vld1q_dup_f16): Use vdupq_n_f16.
	(vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
	vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
	vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
	vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
	vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
	vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
	vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
	vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
	vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
	vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
	vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
	vsqrt_f16, vsqrtq_f16): New.

2016-07-25  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-simd.md
	(aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
	(aarch64_ext<mode>): Likewise.
	(aarch64_rev<REVERSE:rev_op><mode>): Likewise.
	* config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
	aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
	and V8HFmode.
	* config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
	float16x8_t.
	(__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
	__aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
	vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
	vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
	vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
	vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
	vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
	New.
	(vmov_n_f16): Reimplement using vdup_n_f16.
	(vmovq_n_f16): Reimplement using vdupq_n_f16..

2016-07-25  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c (aarch64_add_constant): New parameter
	"frame_related_p".  Generate CFA annotation when it's necessary.
	(aarch64_expand_prologue): Use aarch64_add_constant.
	(aarch64_expand_epilogue): Likewise.
	(aarch64_output_mi_thunk): Pass "false" when calling
	aarch64_add_constant.

2016-07-25  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
	sequences.

2016-07-25  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
	Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
	(aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
	(aarch64_build_constant): Delete.

2016-07-25  Alexander Monakov  <amonakov@ispras.ru>

	Revert
	2016-07-20  Alexander Monakov  <amonakov@ispras.ru>

	* config/nvptx/nvptx.c (nvptx_option_override): Do not set
	flag_toplevel_reorder.

2016-07-25  Richard Biener  <rguenther@suse.de>

	* cgraph.c (cgraph_node::verify_node): Compare against builtin
	by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
	* tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
	* tree-streamer.h (streamer_handle_as_builtin_p): Remove.
	(streamer_get_builtin_tree): Likewise.
	(streamer_write_builtin): Likewise.
	* lto-streamer.h (LTO_builtin_decl): Remove.
	* lto-streamer-in.c (lto_read_tree_1): Remove assert.
	(lto_input_scc): Remove LTO_builtin_decl handling.
	(lto_input_tree_1): Liekwise.
	* lto-streamer-out.c (lto_output_tree_1): Remove special
	handling of builtins.
	(DFS::DFS): Likewise.
	* tree-streamer-in.c (streamer_get_builtin_tree): Remove.
	* tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
	assert.
	(streamer_write_builtin): Remove.

2016-07-25  Martin Liska  <mliska@suse.cz>

	* lto-cgraph.c (input_symtab): Don't call get_working_sets
	if flag_auto_profile is set to true.

2016-07-25  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/71868
	* cfgloopanal.c (expected_loop_iterations_unbounded): When we
	have a function with multiple latches, count them all.

2016-07-25  Martin Liska  <mliska@suse.cz>

	* tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.

2016-07-25  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/71987
	* tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
	just for SSA_NAMEs. Fix GNU coding style.

2016-07-25  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/64874
	* gcov-io.h: Update command about file format.
	* gcov-iov.c (main): Adapt the numbering scheme.

2016-07-24  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/66726
	* tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
	whose result is used in PHI.
	(final_range_test_p): Likewise.
	(maybe_optimize_range_tests): Likewise.

2016-07-22  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
	Reformat two multi-line strings.

2016-07-22 Martin Sebor  <msebor@redhat.com>

	* doc/extend.texi (Compound Literals): Add '@' missed in last commit.

2016-07-22 Martin Sebor  <msebor@redhat.com>

	PR c/71560
	* doc/extend.texi (Compound Literals): Correct and clarify.
	(Cast to Union): Same.

2016-07-22  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/rs6000.c (rs6000_option_override_internal): Add
	comments to explain why certain error messages make mention of
	undocumented options.
	(rs6000_invalid_builtin): Change error messages to replace mention
	of undocumented options with mention of the -mcpu=power9 option
	that enables those undocumented options.
	* config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
	(RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
	definition of this macro to correct an existing error.
	* config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
	mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
	* doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
	descriptions of built-in functions so that they depend on
	-mcpu=power9 instead of on the corresponding undocumented flags.
	* doc/invoke.texi (Option Summary):  Remove all mention of newly
	undocumented flags.
	(IBM RS/6000 and PowerPC Options): Likewise.
	* doc/md.texi (Constraints for Particuliar Machines): Remove all
	mention of newly undocumented flags.

2016-07-22  Evgeny Stupachenko  <evstupac@gmail.com>

	* ipa-cp.c (determine_versionability): Do not create constprop clones,
	when target_clones attribute is set.

2016-07-22  Bin Cheng  <bin.cheng@arm.com>

	* common.opt (funsafe-loop-optimizations): Mark ignore.
	* doc/invoke.texi (funsafe-loop-optimizations): Remove.
	* loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
	related code.
	* tree-ssa-loop-niter.c (finite_loop_p): Ditto.
	* config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.

2016-07-22  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
	Parameter.
	* tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
	Parameter.
	(number_of_iterations_exit): Warn missed loop optimization for
	possible infinite loops.

2016-07-22  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/71216
	* config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
	when to emit a ".machine" pseudo-op.

2016-07-22  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/69028
	PR gcov-profile/62047
	* coverage.c (coverage_compute_lineno_checksum): Do not
	calculate checksum for fns w/o xloc.file.
	(coverage_compute_profile_id): Likewise.

2016-07-22  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
	(avr_secondary_reload): ...and implementation.
	(avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
	* config/avr/avr.md (reload_in<mode>): Remove insns.
	(adjust_len) [lpm]: Remove insn attribute value.
	* config/avr/predicates.md (flash_operand): Remove insn predicate.

2016-07-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	PR middle-end/71876
	* builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
	attribute.
	* builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
	* calls.c (special_function_p): Remove the special handling of the
	"__builtin_" prefix.

2016-07-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	PR middle-end/71876
	* calls.c (gimple_maybe_alloca_call_p): New function.  Return true
	if STMT may be an alloca call.
	(gimple_alloca_call_p, alloca_call_p): Return only true for the
	builtin alloca call.
	* calls.h (gimple_maybe_alloca_call_p): New function.
	* tree-inline.c (inline_forbidden_p_stmt): Use
	gimple_maybe_alloca_call_p here.

2016-07-21  David Malcolm  <dmalcolm@redhat.com>

	* spellcheck-tree.c (best_macro_match::best_macro_match):
	Explictly specify the template arguments when invoking the base
	class constructor, to help older C++ compilers.

2016-07-21  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/71953
	* asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
	before builtin_decl_implicit.

2016-07-21  James Greenhalgh  <james.greenhalgh@arm.com>

	* optabs.c (emit_condiitonal_move): Short circuit for identical
	sources.

2016-07-21  James Greenhalgh  <james.greenhalgh@arm.com>

	* ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
	max_seq_cost.  Removed fields: then_cost, else_cost, branch_cost.
	(noce_conversion_profitable_p): New.
	(noce_try_store_flag_constants): Use it.
	(noce_try_addcc): Likewise.
	(noce_try_store_flag_mask): Likewise.
	(noce_try_cmove): Likewise.
	(noce_try_cmove_arith): Likewise.
	(bb_valid_for_noce_process_p): Add to the cost parameter rather than
	overwriting it.
	(noce_convert_multiple_sets): Move cost model to here, from...
	(bb_ok_for_noce_convert_multiple_sets) ...here.
	(noce_process_if_block): Update calls for above changes.
	(noce_find_if_block): Record new noce_if_info parameters.

2016-07-21  James Greenhalgh  <james.greenhalgh@arm.com>

	* target.def (max_noce_ifcvt_seq_cost): New.
	* doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
	* doc/tm.texi: Regenerate.
	* targhooks.h (default_max_noce_ifcvt_seq_cost): New.
	* targhooks.c (default_max_noce_ifcvt_seq_cost): New.
	* params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
	(PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
	* doc/invoke.texi: Document new params.

2016-07-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71947
	* tree-vrp.c (extract_range_from_assert): Singleton symbolic
	ranges have useful limit_vr information.

2016-07-21  Richard Biener  <rguenther@suse.de>

	* function-tests.c (build_trivial_generic_function): Set
	BLOCK_SUPERCONTEXT of DECL_INITIAL.
	* omp-low.c (create_omp_child_function): Likewise.
	(grid_expand_target_grid_body): Likewise.
	* cgraphunit.c (init_lowered_empty_function): Likewise.
	(cgraph_node::expand_thunk): Likewise.
	* tree-parloops.c (create_loop_fn): Likewise.
	* ipa.c (cgraph_build_static_cdtor_1): Likewise.

2016-07-21  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	* tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
	in comment.

2016-07-21  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
	(*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
	(*insv.xor-extract, *insv.xor1-bit.0): New insns.
	(adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
	values for insn attribute.
	* config/avr/avr.c (avr_out_insert_notbit): New function.
	(avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
	ADJUST_LEN_INSV_NOTBIT_0/_7.
	* config/avr/avr-protos.h (avr_out_insert_notbit): New proto.

2016-07-21  Bin Cheng  <bin.cheng@arm.com>

	* tree-chrec.c (convert_affine_scev): New parameter.  Pass new arg.
	(chrec_convert_1, chrec_convert): Ditto.
	* tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
	* tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
	* tree-vrp.c (adjust_range_with_scev): Ditto.
	* tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
	(scev_var_range_cant_overflow): New function.
	(scev_probably_wraps_p): New parameter.  Call above function.
	* tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.

2016-07-21  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
	by removing computation of may_be_zero.

2016-07-21  Jakub Jelinek  <jakub@redhat.com>

	* tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.

2016-07-21  Andrew Sutton  <andrew.n.sutton@gmail.com>

	Improving concepts performance and diagnostics.
	* timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
	for constraint satisfaction and subsumption.
	* timevar.h (auto_timevar): New constructor that matches the push/pop
	pattern of usage in pt.c.

2016-07-20  Uros Bizjak  <ubizjak@gmail.com>

	* hwint.h (HOST_WIDE_INT_0): New define.
	(HOST_WIDE_INT_0U): Ditto.
	* double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
	* dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
	* simplify-rtx.c: Ditto.
	* tree-object-size.c: Ditto.

2016-07-20  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_encode_section_info): Remove mode size
	check.

2016-07-20  Uros Bizjak  <ubizjak@gmail.com>

	* cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
	* combine.c: Use HOST_WIDE_INT_M1U instead of
	~(unsigned HOST_WIDE_INT) 0.
	* double-int.h: Ditto.
	* dse.c: Ditto.
	* dwarf2asm.c:Ditto.
	* expmed.c: Ditto.
	* genmodes.c: Ditto.
	* match.pd: Ditto.
	* read-rtl.c: Ditto.
	* tree-ssa-loop-ivopts.c: Ditto.
	* tree-ssa-loop-prefetch.c: Ditto.
	* tree-vect-generic.c: Ditto.
	* tree-vect-patterns.c: Ditto.
	* tree.c: Ditto.

2016-07-20  Georg-Johann Lay  <avr@gjlay.de>

	* gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
	constant addresses outside [0,0xc0] into a register.
	(avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn.  And handle
	cases where the base address register is unused after.
	(avr_out_movhi_r_mr_reg_disp_tiny): Same.
	(avr_out_movhi_mr_r_reg_disp_tiny): Same.
	(avr_out_store_psi_reg_disp_tiny): Same.

2016-07-20  Georg-Johann Lay  <avr@gjlay.de>

	Implement attribute progmem on reduced Tiny cores by adding
	flash offset 0x4000 to respective symbols.

	PR target/71948
	* doc/extend.texi (AVR Variable Attributes) [progmem]: Add
	documentation how it works on reduced Tiny cores.
	(AVR Named Address Spaces): No support for reduced Tiny.
	* config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
	(avr_address_tiny_pm_p): New static function.
	(avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
	if the address is in progmem.
	(avr_assemble_integer): Same.
	(avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
	for symbol_ref in progmem.
	* config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
	* config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
	magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.

2016-07-20  Patrick Palka  <ppalka@gcc.gnu.org>

	* configure.ac (thin_archive_support): New variable.  AC_SUBST it.
	* configure: Regenerate.
	* Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
	(USE_THIN_ARCHIVES): New variable.
	(libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
	this archive as a thin archive.

2016-07-20  David Malcolm  <dmalcolm@redhat.com>

	* diagnostic-show-locus.c (diagnostic_show_locus): If this is the
	same location as last time, don't skip if we have fix-it hints.
	Clarify the skipping logic by converting it from one "if" clause
	to repeated "if" clauses.
	* spellcheck-tree.c: Include "cpplib.h".
	(find_closest_macro_cpp_cb): Move here from c/c-decl.c.
	(best_macro_match::best_macro_match): New constructor.
	* spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
	Move here from c/c-decl.c.
	(class best_macro_match): Move here from c/c-decl.c, converting
	from a typedef to a subclass, gaining a ctor.

2016-07-20  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
	* config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
	define...
	(avr_addr_space_diagnose_usage): ...and implementation.
	(avr_addr_space_supported_p): New function.
	(avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
	report bad address space usage if that space is supported.
	(avr_insert_attributes): Same.  No more complain about unsupported
	address spaces.
	* config/avr/avr-c.c (tm_p.h): Include it.
	(avr_cpu_cpp_builtins):	Only define addr-space related built-in
	macro if avr_addr_space_supported_p.

2016-07-20  Alexander Monakov  <amonakov@ispras.ru>

	* config/nvptx/nvptx.c (nvptx_option_override): Do not set
	flag_toplevel_reorder.

2016-07-20  David Malcolm  <dmalcolm@redhat.com>

	* gcc-rich-location.c
	(gcc_rich_location::add_fixit_misspelled_id): New overload, taking
	a const char *.
	* gcc-rich-location.h
	(gcc_rich_location::add_fixit_misspelled_id): Likewise.

2016-07-20  Georg-Johann Lay  <avr@gjlay.de>

	* target.def (addr_space): Add new diagnose_usage to hook vector.
	* targhooks.c (default_addr_space_diagnose_usage): Add default
	implementation and...
	* targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
	* c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
	is some address space, call targetm.addr_space.diagnose_usage.
	* doc/tm.texi.in (Named Address Spaces): Add anchor for
	TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
	* doc/tm.texi: Regenerate.

2016-07-20  Martin Liska  <mliska@suse.cz>

	PR middle-end/71898
	* graphite-isl-ast-to-gimple.c (later_of_the_two):
	Properly handly PHI stmts.

2016-07-20  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/71503
	PR tree-optimization/71683
	* tree-if-conv.c (gen_phi_arg_condition): Record true predicate
	and break.

2016-07-20  Martin Liska  <mliska@suse.cz>

	* doc/invoke.texi (-fipa-ra): Document when the option is
	disabled. Fix a typo.

2016-07-20  Martin Liska  <mliska@suse.cz>

	* Makefile.in: Include fibonacci_heap.c
	* fibonacci_heap.c: New file.
	* fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
	(fibonacci_heap::union_with): Fix deletion of the second heap.
	* selftest-run-tests.c (selftest::run_tests): Incorporate
	fibonacci heap tests.
	* selftest.h: Declare fibonacci_heap_c_tests.

2016-07-20  Martin Liska  <mliska@suse.cz>

	* selftest-run-tests.c (selftest::run_tests): New function.
	* selftest.h (sreal_c_tests): Declare.
	* sreal.c (sreal_verify_basics): New function.
	(verify_aritmetics): Likewise.
	(sreal_verify_arithmetics): Likewise.
	(verify_shifting): Likewise.
	(sreal_verify_shifting): Likewise.
	(void sreal_c_tests): Likewise.

2016-07-19  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/71916
	* cfgrtl.c (contains_no_active_insn_p): Return false also for
	bb which have a single succ fake edge.

2016-07-19  Aldy Hernandez  <aldyh@redhat.com>

	PR debug/71855
	* dwarf2out.c (gen_subprogram_die): Only call
	gen_unspecified_parameters_die while dumping early dwarf.

2016-07-19  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/71874
	* gimple-fold.c (fold_builtin_memory_op): Use
	get_addr_base_and_unit_offset instead of get_ref_base_and_extent.

2016-07-19  Uros Bizjak  <ubizjak@gmail.com>

	* builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
	HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
	HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
	HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
	* combine.c: Ditto.
	* cse.c: Ditto.
	* dojump.c: Ditto.
	* double-int.c: Ditto.
	* dse.c: Ditto.
	* dwarf2out.c: Ditto.
	* expmed.c: Ditto.
	* expr.c: Ditto.
	* fold-const.c: Ditto.
	* function.c: Ditto.
	* fwprop.c: Ditto.
	* genmodes.c: Ditto.
	* hwint.c: Ditto.
	* hwint.h: Ditto.
	* ifcvt.c: Ditto.
	* loop-doloop.c: Ditto.
	* loop-invariant.c: Ditto.
	* loop-iv.c: Ditto.
	* match.pd: Ditto.
	* optabs.c: Ditto.
	* real.c: Ditto.
	* reload.c: Ditto.
	* rtlanal.c: Ditto.
	* simplify-rtx.c: Ditto.
	* stor-layout.c: Ditto.
	* toplev.c: Ditto.
	* tree-ssa-loop-ivopts.c: Ditto.
	* tree-vect-generic.c: Ditto.
	* tree-vect-patterns.c: Ditto.
	* tree.c: Ditto.
	* tree.h: Ditto.
	* ubsan.c: Ditto.
	* varasm.c: Ditto.
	* wide-int-print.cc: Ditto.
	* wide-int.cc: Ditto.
	* wide-int.h: Ditto.

2016-07-19  David Malcolm  <dmalcolm@redhat.com>

	* selftest.c (selftest::assert_streq): Handle NULL values of
	val_actual and val_expected.

2016-07-19  Martin Jambor  <mjambor@suse.cz>

	PR fortran/71688
	* trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
	rather than cgraph_create_node to get a call graph node.

2016-07-19  Richard Biener  <rguenther@suse.de>

	* gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
	handle all tcc_constant bases and valueize SSA names.
	* tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
	tcc_constant bases.

2016-07-19  David Malcolm  <dmalcolm@redhat.com>

	* function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
	the flags of the exit block and bb2, not just the entry block.

2016-07-19  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71901
	* tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
	align member, group stuff with the bitfield.
	(vn_ref_op_align_unit): New inline.
	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
	record element alignment and operand 3 unchanged.
	(ao_ref_init_from_vn_reference): Adjust.
	(valueize_refs_1): Likewise.
	* tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.

2016-07-19  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71908
	* tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
	symbolic constants in a more reliable way.

2016-07-19  Ilya Enkovich  <ilya.enkovich@intel.com>

	* tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
	comment.
	(vect_update_inits_of_drs): Likewise.
	(vect_create_cond_for_alias_checks): Likewise.
	* tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.

2016-07-19  Richard Biener  <rguenther@suse.de>

	PR lto/71907
	* lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
	with an abstract origin that is not an inlined function outer
	scope add a self-reference as abstract origin.
	* tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.

2016-07-18  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/71493
	* config/rs6000/rs6000.c (rs6000_function_value): Fix
	unintentional System V.4 structure return breakage for structures
	with a single floating point element.

2016-07-18  Yuri Rumyantsev  <ysrumyan@gmail.com>

	PR tree-optimization/71734
	* tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
	contains REF, use it to check safelen, assume that safelen value
	must be greater 1, fix style.
	(ref_indep_loop_p_2): Add REF_LOOP argument.
	(ref_indep_loop_p): Pass LOOP as additional argument to
	ref_indep_loop_p_2.

2016-07-18  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* cfgexpand.c (expand_stack_vars): Implement synamic stack space
	allocation in the prologue.
	* explow.c (get_dynamic_stack_base): New function to return an address
	expression for the dynamic stack base.
	(get_dynamic_stack_size): New function to do the required dynamic stack
	space size calculations.
	(allocate_dynamic_stack_space): Use new functions.
	(align_dynamic_address): Move some code from
	allocate_dynamic_stack_space to new function.
	* explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.

2016-07-18  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_encode_section_info): Always set
	notaligned marker if mode size is 0 or no MEM_ALIGN info could be
	found.

2016-07-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71893
	* tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
	for sizetype cast added by array_ref_element_size.
	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.

2016-07-16  John David Anglin  <danglin@gcc.gnu.org>

	* config/pa/pa.c (hppa_profile_hook): Allocate stack space for
	register parameters.  Remove code to initialize argument pointer
	on TARGET_64BIT.  Optimize call to _mcount when it can be reached
	using a pc-relative branch.  Cleanup conditional code.
	* config/pa/pa.md (call_mcount): New expander.
	(call_mcount_nonpic): New insn.
	(call_mcount_pic): New insn and split.
	(call_mcount_pic_post_reload): New insn.
	(call_mcount_64bit): New insn and split.
	(call_mcount_64bit_post_reload): New insn.

2016-07-15  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/predicates.md (const_m255_to_m1_operand): New.
	* config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
	* config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
	(*cmphi.zero-extend.0, *cmphi.zero-extend.1)
	(*usum_widenqihi3, *udiff_widenqihi3)
	(*addhi3_zero_extend.const): New combiner insns.
	(andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
	just 1 bit is affected.
	* config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
	(avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.

2016-07-15  Cesar Philippidis  <cesar@codesourcery.com>

	* omp-low.c (lower_omp_target): Mark data clauses with
	GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
	zero-length subarrays.

2016-07-15  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71881
	* tree-loop-distribution.c (destroy_loop): Remove blocks in
	reverse DOM order to make debug temp generation happy.

2016-07-15  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71887
	* tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
	verify it is not zero for division / modulo handling.
	(value_replacement): Adjust.

2016-07-15  Virendra Pathak  <virendra.pathak@broadcom.com>
	    Julian Brown  <julian@codesourcery.com>

	* config/aarch64/aarch64-cores.def: Update vulcan COSTS.
	* config/aarch64/aarch64-cost-tables.h
	(vulcan_extra_costs): New variable.
	* config/aarch64/aarch64.c
	(vulcan_addrcost_table): Likewise.
	(vulcan_regmove_cost): Likewise.
	(vulcan_vector_cost): Likewise.
	(vulcan_branch_cost): Likewise.
	(vulcan_tunings): Likewise.

2016-07-15  Alexander Monakov  <amonakov@ispras.ru>

	* cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
	(output_in_order): Loop over undefined variables too.  Output them
	via assemble_undefined_decl.  Skip variables that correspond to hard
	registers or have value-exprs.
	* varpool.c (symbol_table::output_variables): Handle undefined
	variables together with defined ones.

2016-07-15  Richard Biener  <rguenther@suse.de>

	* tree-ssa-pre.c (get_representative_for): Make sure to return
	the value number of SSA names.
	(phi_translate_1): get_representative_for cannot return NULL.
	(do_pre_regular_insertion): Remove redundant call to
	fully_constant_expression.
	(do_pre_partial_partial_insertion): Likewise.

2016-07-15  Bin Cheng  <bin.cheng@arm.com>

	* tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
	(derive_simple_iv_with_niters): New function.
	(simple_iv): Rewrite using simple_iv_with_niters.
	* tree-scalar-evolution.h (simple_iv_with_niters): New decl.
	* tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
	function.
	(number_of_iterations_exit): Rewrite using above function.
	* tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
	Decl.

2016-07-15  Richard Biener  <rguenther@suse.de>

	* config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
	vec_construct cost.

2016-07-14  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/71872
	* tree-data-ref.c (get_references_in_stmt): Ignore references
	with is_gimple_constant get_base_address.

2016-07-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
	(TARGET_HAVE_LDACQD): New macro.
	* config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
	than TARGET_HAVE_LDACQ.
	(arm_load_acquire_exclusivedi): Likewise.
	(arm_store_release_exclusivedi): Likewise.

2016-07-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	PR rtl-optimization/71878
	* lra-constraints.c (match_reload): Pass information about other
	output operands.  Create new unique register value if matching input
	operand shares same register value as output operand being considered.
	(curr_insn_transform): Record output operands already processed.

2016-07-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/65951
	PR tree-optimization/70923
	* tree-vect-patterns.c: Include mult-synthesis.h.
	(target_supports_mult_synth_alg): New function.
	(synth_lshift_by_additions): Likewise.
	(apply_binop_and_append_stmt): Likewise.
	(vect_synth_mult_by_constant): Likewise.
	(target_has_vecop_for_code): Likewise.
	(vect_recog_mult_pattern): Use above functions to synthesize vector
	multiplication by integer constants.

2016-07-14  Alan Modra  <amodra@gmail.com>

	* gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
	gpr alternatives.  Correct '*' placement on Y,r alternative.
	Add '*' on operand 1 of r,r alternative.

2016-07-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* expmed.c (mult_variant, choose_mult_variant): Move declaration to...
	* expmed.h: ... Here.

2016-07-14  Jan Hubicka  <hubicka@ucw.cz>

	* gimple.h (stmt_can_terminate_bb_p): New function.
	* tree-cfg.c (need_fake_edge_p): Rename to ...
	(stmt_can_terminate_bb_p): ... this; return true if stmt can
	throw external; handle const and pure calls.
	* tree-ssa-loop-niter.c (loop_only_exit_p): Use it.

2016-07-14  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71866
	* tree-ssa-pre.c (get_constant_for_value_id): Remove.
	(do_hoist_insertion): Avoid endless recursion when we
	didn't insert anything because we managed to simplify
	things down to a constant or SSA name.
	(fully_constant_expression): Re-write in terms of ...
	* tree-ssa-sccvn.h (vn_nary_simplify): ... this.  Declare.
	* tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
	vn_nary_build_or_lookup_1.
	(vn_nary_build_or_lookup_1): Added flag and renamed from ...
	(vn_nary_build_or_lookup): ... this which now wraps it.

2016-07-14  Alan Modra  <amodra@gmail.com>

	PR target/71733
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
	with p9_vector override before power9-dform override.

2016-07-13  Andi Kleen  <ak@linux.intel.com>

	* value-prof.c (gimple_value_profile_transformations): Don't run
	when auto_profile is on.

2016-07-13  Andi Kleen  <ak@linux.intel.com>

	* auto-profile.c (update_inlined_ind_target,
	afdo_indirect_call): Print information to dump file.

2016-07-13  Andrew Burgess  <andrew.burgess@embecosm.com>

	* genrecog.c (special_predicate_operand_p): New function.
	(predicate_name): Move function.
	(validate_pattern): Don't warn about missing mode for all
	define_special_predicate predicates.

2016-07-13  Bin Cheng  <bin.cheng@arm.com>

	* tree-vect-data-refs.c (vect_no_alias_p): New function.
	(vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
	resolve alias checks which are known at compilation time.
	Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
	alias checks are resolved.  Move dump info for too many runtime
	alias checks to here...
	* tree-vect-loop.c (vect_analyze_loop_2): ...From here.

2016-07-13  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/24574
	* tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
	position and add shift, rotate, divison and modulo support
	for left zero.
	(value_replacement): Pass in argument position to absorbing_element_p.

2016-07-13  Ilya Enkovich  <ilya.enkovich@intel.com>

	PR ipa/71633
	* ipa-inline-transform.c (inline_call): Support
	instrumented thunks.

2016-07-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm.h (TARGET_HAVE_CBZ): Define.
	(TARGET_IDIV): Set for all Thumb targets provided they have hardware
	divide feature.
	* config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
	Baseline.  Make initial alternative TARGET_32BIT only.
	(udivsi3): Likewise.
	* config/arm/thumb1.md (thumb1_cbz): New define_insn.
	* doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
	target.

2016-07-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
	* config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
	availability with TARGET_HAVE_MOVT.
	(thumb_legitimate_constant_p): Strip the high part of a label_ref.
	(thumb1_rtx_costs): Also return 0 if setting a half word constant and
	MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
	UINTVAL.
	(thumb1_size_rtx_costs): Make set of half word constant also cost 1
	extra instruction if MOVW is available.  Use a cost variable
	incremented by COSTS_N_INSNS (1) when the condition match rather than
	returning an arithmetic expression based on COSTS_N_INSNS.  Make
	constant with bottom half word zero cost 2 instruction if MOVW is
	available.
	* config/arm/arm.md (define_attr "arch"): Add v8mb.
	(define_attr "arch_enabled"): Set to yes if arch value is v8mb and
	target is ARMv8-M Baseline.
	(arm_movt): New unpredicable alternative for ARMv8-M Baseline.
	(arm_movtas_ze): Likewise.
	* config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
	alternative for constants satisfying j constraint.
	(thumb1_movsi_insn): Likewise.
	(movsi splitter for K alternative): Tighten condition to not trigger
	if movt is available and j constraint is satisfied.
	(Pe immediate splitter): Likewise.
	(thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
	constant fitting in an halfword to use MOVW.
	* doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
	effective target.

2016-07-13  Richard Biener  <rguenther@suse.de>

	PR middle-end/71104
	* gimplify.c (gimplify_modify_expr): Gimplify the RHS before
	gimplifying the LHS.  Make sure to gimplify a returning twice
	call LHS without using SSA names.

2016-07-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* tree-data-ref.c (find_data_references_in_stmt): Remove
	unnecessary call to vec::release.
	(graphite_find_data_references_in_stmt): Likewise.
	* tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
	* tree-vect-stmts.c (vectorizable_condition): Likewise.

2016-07-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* cfgexpand.c (expand_used_vars): Make the type of a local
	variable auto_vec.
	* genmatch.c (lower_for): Likewise.
	* haifa-sched.c (haifa_sched_init): Likewise.
	(add_to_speculative_block): Likewise.
	(create_check_block_twin): Likewise.
	* predict.c (handle_missing_profiles): Likewise.
	* tree-data-ref.c (loop_nest_has_data_refs): Likewise.
	* tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
	* tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
	Likewise.
	(maybe_lower_iteration_bound): Likewise.
	* tree-ssa-sccvn.c (DFS): Likewise.
	* tree-stdarg.c (reachable_at_most_once): Likewise.
	* tree-vect-stmts.c (vectorizable_conversion): Likewise.
	(vectorizable_store): Likewise.

2016-07-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
	(sccvn_dom_walker): make cond_stack an auto_vec.

2016-07-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* ree.c (struct ext_state): Make type of members auto_vec.
	(find_and_remove_re): Adjust.

2016-07-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* cfgexpand.c (struct stack_vars_data): Make type of fields
	auto_vec.
	(expand_used_vars): Adjust.

2016-07-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* ipa.c (record_cdtor_fn): Adjust.
	(build_cdtor_fns): Likewise.
	(ipa_cdtor_merge): Make static_ctors and static_dtors local
	variables.

2016-07-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* genextract.c (struct accum_extract): Add constructor and make
	members auto_vec.
	(gen_insn): Adjust.

2016-07-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* tree.c (struct free_lang_data_d): Add constructor and change
	types of members to ones that automatically manage resources.
	(fld_worklist_push): Adjust.
	(find_decls_types): Likewise.
	(find_decls_types_in_eh_region): Likewise.
	(free_lang_data_in_cgraph): Stop manually creating and
	destroying members of free_lang_data_d.

2016-07-13  Uros Bizjak  <ubizjak@gmail.com>

	PR rtl-optimization/68961
	* config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
	peephole variant.  Use sse_reg_operand predicates.

2016-07-12  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/predicates.md (x86_64_immediate_operand)
	<case CONST_INT>: Remove unneeded truncation to DImode.
	<case CONST>: Ditto.
	(x86_64_zext_immediate_operand) <case CONST>: Ditto.

2016-07-12  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/71805
	* config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
	The xxperm and xxpermr instructions require that the 2nd input
	operand overlap with the output operand, and not the 1st.
	(altivec_vperm_v8hiv16qi): Likewise.
	(altivec_vperm_<mode>_uns_internal): Likewise.
	(altivec_vpermr_<mode>_internal): Likewise.
	(vperm_v8hiv4si): Likewise.
	(vperm_v16qiv8hi): Likewise.

2016-07-12  Nathan Sidwell  <nathan@acm.org>

	* config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
	when -mno-pic-data-is-text-relative is in effect, by default.
	* doc/invoke.texi (mpic-data-is-text-relative): Document new
	behavior and clarify.

2016-07-12  Martin Liska  <mliska@suse.cz>

	* params.def: Add avg-loop niter.
	* tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
	* cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
	* doc/invoke.texi: Document the new parameter.

2016-07-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR middle-end/71700
	* expr.c (store_constructor): Mask sign-extended bits when widening
	sub-word constructor element at the start of a word.

2016-07-12  Martin Liska  <mliska@suse.cz>

	* Makefile.in: Append rule for params-options.h.
	* params-options.h: New file.

2016-07-12  Martin Liska  <mliska@suse.cz>

	* ira-build.c (mark_loops_for_removal): Properly iterate
	loops.

2016-07-12  Steven Bosscher  <steven@gcc.gnu.org>
	    Richard Biener  <rguenther@suse.de>

	PR tree-optimization/23286
	PR tree-optimization/70159
	* doc/invoke.texi: Document -fcode-hoisting.
	* common.opt (fcode-hoisting): New flag.
	* opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
	* tree-ssa-pre.c (pre_stats): Add hoist_insert.
	(do_regular_insertion): Rename to ...
	(do_pre_regular_insertion): ... this and amend general comments
	on insertion strathegy.
	(do_partial_partial_insertion): Rename to ...
	(do_pre_partial_partial_insertion): ... this.
	(do_hoist_insertion): New function.
	(insert_aux): Take flags on whether to do PRE and/or hoist insertion
	and call do_hoist_insertion properly.
	(insert): Adjust.
	(pass_pre::gate): Enable also if -fcode-hoisting is enabled.
	(pass_pre::execute): Register hoist_insert stats.

2016-07-12  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/71716
	* gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
	for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
	is different from mode's bitsize.  Small cleanup.

2016-07-12  Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/68961
	* fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
	to simplify to a non-constant.

2016-07-11  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/71758
	* omp-low.c (expand_omp_target): Gimplify device.

	PR tree-optimization/71823
	* tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
	to get vec_oprnds2 from op2.

2016-07-11  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
	Hoist common subexpressions.
	(x86_64_zext_immediate_operand) <case CONST>: Ditto.

2016-07-11  Pat Haugen  <pthaugen@us.ibm.com>

	PR target/71800
	* config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
	prevent generation of 'stxsiwx' on pre Power8 hardware.

2016-07-11  David Malcolm  <dmalcolm@redhat.com>

	* input.c: Include cpplib.h.
	(selftest::temp_source_file): New class.
	(selftest::temp_source_file::temp_source_file): New ctor.
	(selftest::temp_source_file::~temp_source_file): New dtor.
	(selftest::should_have_column_data_p): New function.
	(selftest::test_should_have_column_data_p): New function.
	(selftest::temp_line_table): New class.
	(selftest::temp_line_table::temp_line_table): New ctor.
	(selftest::temp_line_table::~temp_line_table): New dtor.
	(selftest::test_accessing_ordinary_linemaps): Add case_ param; use
	it to create a temp_line_table.
	(selftest::assert_loceq): Only verify LOCATION_COLUMN for
	locations that are known to have column data.
	(selftest::line_table_case): New struct.
	(selftest::test_reading_source_line): Move tempfile handling
	to class temp_source_file.
	(ASSERT_TOKEN_AS_TEXT_EQ): New macro.
	(selftest::assert_token_loc_eq): New function.
	(ASSERT_TOKEN_LOC_EQ): New macro.
	(selftest::test_lexer): New function.
	(selftest::boundary_locations): New array.
	(selftest::input_c_tests): Call test_should_have_column_data_p.
	Loop over a test matrix of interesting values of location and
	default_range_bits, calling test_lexer on each case in the matrix.
	Move call to test_accessing_ordinary_linemaps into the matrix.
	* selftest.h (ASSERT_EQ): Reimplement in terms of...
	(ASSERT_EQ_AT): New macro.

2016-07-11  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/71801
	* config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
	Don't convert TImode in debug insn.

2016-07-11  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
	* tree-core.h (tree_base::nothrow_flag): Adjust comment.
	(tree_type_common::lang_flag_7): New.
	(tree_type_common::spare): Reduce size.
	* tree.h (TYPE_ALIGN_OK): Remove.
	(TYPE_LANG_FLAG_7): New.
	(get_inner_reference): Adjust header.
	* print-tree.c (print_node): Adjust.
	* expr.c (get_inner_reference): Remove parameter keep_aligning.
	(get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
	calls to get_inner_reference.
	(expand_expr_real_1): Adjust call to get_inner_reference.  Remove
	handling of TYPE_ALIGN_OK.
	* builtins.c (get_object_alignment_2): Adjust call to
	get_inner_reference.  Remove handling of VIEW_CONVERT_EXPR.
	* emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
	TYPE_ALIGN_OK.
	* asan.c (instrument_derefs): Adjust calls to get_inner_reference.
	* cfgexpand.c (expand_debug_expr): Likewise.
	* dbxout.c (dbxout_expand_expr): Likewise.
	* dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
	loc_list_from_tree, fortran_common): Likewise.
	* fold-const.c (optimize_bit_field_compare,
	decode_field_reference, fold_unary_loc, fold_comparison,
	split_address_to_core_and_offset): Likewise.
	* gimple-laddress.c (execute): Likewise.
	* gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
	* gimplify.c (gimplify_scan_omp_clauses): Likewise.
	* hsa-gen.c (gen_hsa_addr): Likewise.
	* simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
	* tsan.c (instrument_expr): Likewise.
	* ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
	* tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
	* tree-affine.c (tree_to_aff_combination,
	get_inner_reference_aff): Adjust calls to get_inner_reference.
	* tree-data-ref.c (split_constant_offset_1,
	dr_analyze_innermost): Likewise.
	* tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
	* tree-sra.c (ipa_sra_check_caller): Likewise.
	* tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
	* tree-ssa-math-opts.c (find_bswap_or_nop_load,
	bswap_replace): Likewise.
	* tree-vect-data-refs.c (vect_check_gather,
	vect_analyze_data_refs): Likewise.
	* config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
	* config/pa/pa.c (pa_emit_move_sequence): Remove handling of
	TYPE_ALIGN_OK.

2016-07-11  David Malcolm  <dmalcolm@redhat.com>

	* Makefile.in (selftest-valgrind): New phony target.
	* function-tests.c (selftest::build_cfg): Delete pass instances
	created by the test.
	(selftest::convert_to_ssa): Likewise.
	(selftest::test_expansion_to_rtl): Likewise.
	* tree-cfg.c (selftest::test_linear_chain): Release dominator
	vectors.
	(selftest::test_diamond): Likewise.

2016-07-11  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71816
	* tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
	than replacing all of its operands.

2016-07-11  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
	(ctr<mode>): Add unspec.
	(ctr<mode>_internal*): Likewise.

2016-07-08  James Bowman  <james.bowman@ftdichip.com>

	* config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
	* config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.

2016-07-08  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/71621
	* lra-constraints.c (process_alt_operands): Check combination of
	reg class and mode.

2016-07-08  Jason Merrill  <jason@redhat.com>
	    Richard Biener  <rguenther@suse.de>

	P0145: Refining Expression Order for C++.
	* gimplify.c (initial_rhs_predicate_for): New.
	(gimplfy_modify_expr): Gimplify RHS before LHS.

2016-07-08  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/71297
	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
	Allow standard error handling to take over when a wrong number
	of arguments is presented to __builtin_vec_ld () or
	__builtin_vec_st ().

2016-07-08  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-simd-builtins.def (smax): Remove float
	variants.
	(smin): Likewise.
	(fmax): New entry.
	(fmin): Likewise.
	* config/aarch64/arm_neon.h (vmaxnm_f32): Use
	__builtin_aarch64_fmaxv2sf.
	(vmaxnmq_f32): Likewise.
	(vmaxnmq_f64): Likewise.
	(vminnm_f32): Likewise.
	(vminnmq_f32): Likewise.
	(vminnmq_f64): Likewise.

2016-07-08  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/71806
	* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
	enable -mfloat128-hardware by default.
	(ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
	that IEEE 128-bit hardware support needs.
	* config/rs6000/rs6000.c (rs6000_option_override_internal): If
	-mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
	Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
	floating point requires.
	* doc/invoke.texi (RS/6000 and PowerPC Options): Document
	-mfloat128 and -mfloat128-hardware changes.

2016-07-08  Alan Hayward  <alan.hayward@arm.com>

	PR tree-optimization/71667
	* tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts

2016-07-08  Martin Liska  <mliska@suse.cz>

	PR middle-end/71606
	* fold-const.c (fold_convertible_p): As COMPLEX_TYPE
	folding produces SAVE_EXPRs, thus return false for the type.

2016-07-07  Martin Liska  <mliska@suse.cz>

	* file-find.c (remove_prefix): New function.
	* file-find.h (remove_prefix): Declare the function.
	* gcc-ar.c (main): Skip a folder of the wrapper if
	a wrapped binary would point to the same file.

2016-07-07  Jan Hubicka  <jh@suse.cz>

	* tree-scalar-evolution.c (iv_can_overflow_p): export.
	* tree-scalar-evolution.h (iv_can_overflow_p): Declare.
	* tree-ssa-loop-ivopts.c (alloc_iv): Use it.

2016-07-07  Ilya Enkovich  <ilya.enkovich@intel.com>

	PR ipa/71624
	* ipa-inline-analysis.c (compute_inline_parameters): Set
	local.can_change_signature to false for intrumentation
	thunk callees.

2016-07-07  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
	with TARGET_HAVE_MOVT.
	(TARGET_HAVE_MOVT): Define.
	* config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
	availability with TARGET_HAVE_MOVT.
	* config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
	availability.
	(addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
	TARGET_THUMB2.
	(symbol_refs movsi splitter): Remove TARGET_32BIT check.
	(arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
	* config/arm/constraints.md (define_constraint "j"): Use
	TARGET_HAVE_MOVT to check MOVT availability.

2016-07-07  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.

2016-07-07  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm-arches.def (armv8-m.base): Define new architecture.
	(armv8-m.main): Likewise.
	(armv8-m.main+dsp): Likewise.
	* config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
	(FL_FOR_ARCH8M_MAIN): Likewise.
	* config/arm/arm-tables.opt: Regenerate.
	* config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
	armv8-m.main+dsp to BE8_LINK_SPEC.
	* config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
	(enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
	* config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
	Baseline and Mainline.
	(arm_option_override_internal): Also disable arm_restrict_it when
	!arm_arch_notm.  Update comment for -munaligned-access to also cover
	ARMv8-M Baseline.
	(arm_file_start): Increase buffer size for printing architecture name.
	* doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
	and armv8-m.main+dsp.
	(mno-unaligned-access): Clarify that this is disabled by default for
	ARMv8-M Baseline architectures as well.

2016-07-07  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
	decide whether to prevent some libgcc routines being included for some
	multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
	link between this condition and the one in
	libgcc/config/arm/lib1func.S.

2016-07-07  Richard Biener  <rguenther@suse.de>

	* tree-ssa-pre.c: Include alias.h.
	(compute_avail): If we have multiple VN_REFERENCEs with the
	same hashtable entry adjust that to make it a valid replacement
	for all of them with respect to alignment and aliasing
	when doing insertion.
	* tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
	* tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.

2016-07-06  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/70098
	PR target/71763
	* config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
	*ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
	constraint.

2016-07-06  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
	(adjust_mems): Adjust.
	(adjust_insn): Likewise.
	(prepare_call_arguments): Likewise.

2016-07-06  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* gcse.c (struct ls_expr): Make stores field a vector.
	(ldst_entry): Adjust.
	(free_ldst_entry): Likewise.
	(print_ldst_list): Likewise.
	(compute_ld_motion_mems): Likewise.
	(update_ld_motion_stores): Likewise.

2016-07-06  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* gcse.c (struct ls_expr): Remove loads field.
	(ldst_entry): Adjust.
	(free_ldst_entry): Likewise.
	(print_ldst_list): Likewise.
	(compute_ld_motion_mems): Likewise.

2016-07-06  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* store-motion.c (struct st_expr): Make antic_stores a vector.
	(st_expr_entry): Adjust.
	(free_st_expr_entry): Likewise.
	(print_store_motion_mems): Likewise.
	(find_moveable_store): Likewise.
	(compute_store_table): Likewise.
	(remove_reachable_equiv_notes): Likewise.
	(replace_store_insn): Likewise.
	(build_store_vectors): Likewise.

2016-07-06  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
	cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.

2016-07-06  Yuri Rumyantsev  <ysrumyan@gmail.com>

	PR tree-optimization/71518
	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
	misalign also for outer loops with negative step.

2016-07-06  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/arm/cortex-a53.md: Use final_presence_set for in-order.
	(cortex_a53_shift): Add mov_shift.
	(cortex_a53_shift_reg): Add new reservation for register shifts.
	(cortex_a53_alu): Remove bfm.
	(cortex_a53_alu_shift): Add bfm, remove mov_shift.
	(cortex_a53_alu_extr): Add new reservation for EXTR.
	(bypasses): Improve bypass modelling.

2016-07-06  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>

	PR target/50739
	* config/avr/avr.c (avr_asm_select_section): Strip off
	SECTION_DECLARED from flags when calling get_section.

2016-07-06  Richard Sandiford  <richard.sandiford@arm.com>

	* tree-vectorizer.h (vect_memory_access_type): Add
	VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
	* tree-vect-stmts.c (compare_step_with_zero): New function.
	(perm_mask_for_reverse): Move further up file.
	(get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
	step is negative.
	(get_negative_load_store_type): New function.
	(get_load_store_type): Call it.  Add an ncopies argument.
	(vectorizable_mask_load_store): Update call accordingly and
	remove tests for negative steps.
	(vectorizable_store, vectorizable_load): Likewise.  Handle new
	memory_access_types.

2016-07-06  Richard Sandiford  <richard.sandiford@arm.com>

	* tree-vectorizer.h (vect_memory_access_type): New enum.
	(_stmt_vec_info): Add a memory_access_type field.
	(STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
	(vect_model_store_cost): Take an access type instead of a boolean.
	(vect_model_load_cost): Likewise.
	* tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
	vect_model_store_cost and vect_model_load_cost.
	* tree-vect-stmts.c (vec_load_store_type): New enum.
	(vect_model_store_cost): Take an access type instead of a
	store_lanes_p boolean.  Simplify tests.
	(vect_model_load_cost): Likewise, but for load_lanes_p.
	(get_group_load_store_type, get_load_store_type): New functions.
	(vectorizable_store): Use get_load_store_type.  Record the access
	type in STMT_VINFO_MEMORY_ACCESS_TYPE.
	(vectorizable_load): Likewise.
	(vectorizable_mask_load_store): Likewise.  Replace is_store
	variable with vls_type.

2016-07-06  Richard Sandiford  <richard.sandiford@arm.com>

	* tree-vectorizer.h (vect_grouped_load_supported): Add a
	single_element_p parameter.
	* tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
	Check the PR65518 case here rather than in vectorizable_load.
	* tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
	* tree-vect-stmts.c (vectorizable_load): Likewise.

2016-07-06  Richard Sandiford  <richard.sandiford@arm.com>

	* tree-vectorizer.h (gather_scatter_info): New structure.
	(vect_check_gather_scatter): Return a bool rather than a decl.
	Replace return-by-pointer arguments with a single
	gather_scatter_info *.
	* tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
	(vect_analyze_data_refs): Update call accordingly.
	* tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
	(vectorizable_mask_load_store): Likewise.  Also record the
	offset dt and vectype in the gather_scatter_info.
	(vectorizable_store): Likewise.
	(vectorizable_load): Likewise.

2016-07-06  Richard Sandiford  <richard.sandiford@arm.com>

	* tree-vect-stmts.c (vect_model_store_cost): For non-SLP
	strided groups, use the cost of N scalar accesses instead
	of ncopies vector accesses.
	(vect_model_load_cost): Likewise.

2016-07-06  Richard Sandiford  <richard.sandiford@arm.com>

	* tree-vect-stmts.c (vect_cost_group_size): Delete.
	(vect_model_store_cost): Avoid calling it.  Use first_stmt_p
	variable to indicate when once-per-group costs are being used.
	(vect_model_load_cost): Likewise.  Fix comment and misindented code.

2016-07-06  Richard Sandiford  <richard.sandiford@arm.com>

	* tree-vect-stmts.c (vectorizable_load): Remove unnecessary
	peeling-for-gaps condition.

2016-07-06  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_expand_vec_init): Force initializer
	element to register if it doesn't match general_operand.

2016-07-05  Michael Meissner  <meissner@linux.vnet.ibm.com>
	    Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
	prototype.
	* config/rs6000/rs6000.c (rs6000_split_signbit): New function.
	* config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
	(SIGNBIT): New mode iterator.
	(Fsignbit): New mode attribute.
	(signbit<mode>2): Change operand1 to match FLOAT128 instead of
	IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
	when direct moves are available.
	(signbit<mode>2_dm): New define_insn_and_split).
	(signbit<mode>2_dm2): New define_insn.

2016-07-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR rtl-optimization/71594
	* ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
	into subregs of appropriate mode before trying to emit a conditional
	move.

2016-07-05  Jan Hubicka  <jh@suse.cz>

	* tree-scalar-evolution.c (iv_can_overflow_p): New function.
	(simple_iv): Use it.

2016-07-05  Jan Hubicka  <jh@suse.cz>

	* tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.

2016-07-05  Jiong Wang  <jiong.wang@arm.com>

	* lra-constraints.c (process_alt_operands): Don't add spilling cost for
	"offmemok".

2016-07-05  Jan Hubicka  <jh@suse.cz>

	* tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
	IV can overflow.

2016-07-05  Richard Biener  <rguenther@suse.de>

	* gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
	Handle empty else block.
	(is_feasible_trace): Likewise.
	(split_paths): Likewise.

2016-07-05  Richard Biener  <rguenther@suse.de>

	* tree-loop-distribution.c (distribute_loop): Fix issue with
	the cost model loop.

2016-07-05  Christophe Lyon  <christophe.lyon@linaro.org>

	* config/arm/neon-testgen.ml: Delete.
	* config/arm/neon.ml: Delete.

2016-07-04  Jakub Jelinek  <jakub@redhat.com>

	PR c++/71739
	* tree.c (attribute_value_equal): Use get_attribute_name instead of
	directly using TREE_PURPOSE.

2016-07-04  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
	* config/aarch64/aarch64_neon.h: Likewise.
	* config/aarch64/arm_neon.h: Likewise.
	* config/aarch64/atomics.md: Likewise.
	* config/aarch64/aarch64-simd-builtins.def: Likewise.
	* doc/invoke.texi: Likewise.

2016-07-04  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* config/s390/s390.md: Add "z13" cpu_facility.
	("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
	* config/s390/predicates.md ("loc_operand"): New predicate for "load on
	condition" type instructions.

2016-07-04  Dominik Vogt  <vogt@linux.vnet.ibm.com>
	    Jeff Law  <law@redhat.com>

	* explow.c (allocate_dynamic_stack_space): Simplify knowing that
	MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.

2016-07-04  Yuri Rumyantsev  <ysrumyan@gmail.com>

	* config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
	permutation for TARGET_AVX512F.
	(ix86_expand_vec_one_operand_perm_avx512): New function.
	(expand_vec_perm_1): Invoke introduced function.
	* tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
	it may be not valid after vectorization.

2016-07-04  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	PR target/63874
	* config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
	typo in comment.  Only force to memory if it is a weak
	external reference.

2016-07-04  Matthew Wahab  <matthew.wahab@arm.com>
	    Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-arches.def: Add "armv8.2-a".
	* config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
	(AARCH64_FL_F16): New.
	(AARCH64_FL_FOR_ARCH8_2): New.
	(AARCH64_ISA_8_2): New.
	(AARCH64_ISA_F16): New.
	(TARGET_FP_F16INST): New.
	(TARGET_SIMD_F16INST): New.
	* config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
	("fp"): Disabling "fp" also disables "fp16".
	* config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
	Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
	and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
	* doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".

2016-07-04  Jan Beulich  <jbeulich@suse.com>

	* gcc.c (default_compilers["@c-header"]): Conditionalize "-o".

2016-07-01  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/71720
	* config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
	the insns, use an insn form that does not adjust the offset on
	little endian systems.

2016-07-01  Jan Beulich  <jbeulich@suse.com>

	* varasm.c (get_variable_section): Validate initializer in
	named .bss-like sections.

2016-07-01  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
	Exchange the order of the second and third operands in the vpermr
	instruction tmeplate.

2016-07-01  Peter Bergner  <bergner@vnet.ibm.com>

	PR target/71698
	* config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
	Disallow TDmode values.

2016-07-01  Alan Modra  <amodra@gmail.com>

	PR rtl-optimization/71709
	* ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
	being set, not referenced.

2016-07-01  Yuri Rumyantsev  <ysrumyan@gmail.com>

	PR tree-optimization/70729
	* tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
	of loop since it can be not valid after transformation.

2016-07-01  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.c (thumb_reload_in_hi): Delete.
	* config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.

2016-07-01  Eric Botcazou  <ebotcazou@adacore.com>

	* config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
	for NULL decl.

2016-06-30  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/71677
	* config/rs6000/constraints.md (wY constraint): New constraint to
	match the requirements for the LXSD and STXSD instructions.
	* config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
	predicate to match the requirements for the LXSD and STXSD
	instructions.
	* config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
	Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
	to make sure that the bottom 2 bits of offset are 0, the address
	form is offsettable, and no updating is done in the address mode.
	(mov<mode>_hardfloat64, FMOVE64 case): Likewise.
	(movdi_internal32): Likewise
	(movdi_internal64): Likewise.

2016-06-30  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/71707
	* tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
	strinfo even for ADDR_EXPR ptr.

2016-06-30  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/altivec.md (darn_32): Change the condition to
	TARGET_P9_MISC instead of TARGET_MODULO.
	(darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
	condition expression.
	(darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
	condition expression.
	* config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
	(DFP_TEST): New code iterator.
	(dfptstsfi_<code>_mode>): New define_expand.
	(*dfp_sgnfcnc_<mode>): New define_insn.
	* config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
	definition next to BU_P9_MISC_1 definition and change the MASK
	value to RS6000_BTM_P9_MISC.
	(BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
	(BU_P9_64BIT_MISC_0): Likewise.
	(BU_P9_DFP_MISC_0): New macro definition.
	(BU_P9_DFP_MISC_1): New macro definition.
	(BU_P9_DFP_MISC_2): New macro definition.
	(BU_P9_DFP_OVERLOAD_1): New macro definition.
	(BU_P9_DFP_OVERLOAD_2): New macro definition.
	(BU_P9_DFP_OVERLOAD_3): New macro definition.
	(TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
	(TSTSFI_LT_TD): Likewise.
	(TSTSFI_EQ_DD): Likewise.
	(TSTSFI_EQ_TD): Likewise.
	(TSTSFI_GT_DD): Likewise.
	(TSTSFI_GT_TD): Likewise.
	(TSTSFI_OV_DD): Likewise.
	(TSTSFI_OV_TD): Likewise.
	(TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
	(TSTSFI_LT_DD): Likewise.
	(TSTSFI_LT_TD): Likewise.
	(TSTSFI_EQ): Likewise.
	(TSTSFI_EQ_DD): Likewise.
	(TSTSFI_EQ_TD): Likewise.
	(TSTSFI_GT): Likewise.
	(TSTSFI_GT_DD): Likewise.
	(TSTSFI_GT_TD): Likewise.
	(TSTSFI_OV): Likewise.
	(TSTSFI_OV_DD): Likewise.
	(TSTSFI_OV_TD): Likewise.
	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
	overloaded test significance functions.
	* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
	OPTION_MASK_P9_MISC into the representation of this mask.
	(POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
	of this mask.
	* config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
	RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
	non-zero.
	(rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
	argument is a 6-bit unsigned literal value if the icode argument
	represents a DFP test significance built-in call.
	(rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
	flag used independently and in combination with the
	RS6000_BTM_64BIT flag.
	(rs6000_opt_masks): Add entry for power9-misc command-line option.
	(rs6000_builtin_mask_names): Add entry for power9-misc
	command-line option.
	* config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
	HAVE_AS_POWER9 is not a defined macro.  Define MASK_P9_MISC and
	RS6000_BTM_P9_MISC macros.
	* config/rs6000/rs6000.opt: Add support for the -mpower9-misc
	option and change the description of the -mpower9-vector option to
	enable only vector instructions, removing its erroneously claimed
	support for scalar instructions.
	* doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
	the ISA 3.0 digital floating point test significance built-in
	functions.

2016-06-30  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (cortexa35_tunings):
	Enable AES fusion.  Use cortexa57_branch_cost.
	(cortexa53_tunings): Use cortexa57_branch_cost.
	(cortexa72_tunings): Use cortexa57_branch_cost.
	Use AUTOPREFETCHER_WEAK.
	(cortexa73_tunings): Use cortexa57_branch_cost.

2016-06-30  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
	    James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
	vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
	vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
	vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
	(vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
	vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
	vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
	vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
	vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
	vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
	vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
	vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
	vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
	New intrinsics.

2016-06-30  James Greenhalgh  <james.greenhalgh@arm.com>
	    Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
	New define_insn.
	(*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.

2016-06-30  David Malcolm  <dmalcolm@redhat.com>

	PR driver/71651
	* gcc.c (driver::build_option_suggestions): Pass "option" to
	add_misspelling_candidates.
	* opts-common.c (add_misspelling_candidates): Add "option" param;
	use it to avoid adding negated forms for options marked with
	RejectNegative.
	* opts.h (add_misspelling_candidates): Add "option" param.

2016-06-30  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/71693
	* fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
	TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
	first when permuting bitwise operation with rotate.  Cast
	TREE_OPERAND (arg0, 0) to type when cancelling two rotations.

2016-06-29  David Malcolm  <dmalcolm@redhat.com>

	* opts.c (handle_param): Use find_param_fuzzy to offer suggestions
	for misspelled param names.
	* params.c: Include spellcheck.h.
	(find_param_fuzzy): New function.
	* params.h (find_param_fuzzy): New prototype.
	* spellcheck.c (struct edit_distance_traits<const char *>): Move to...
	* spellcheck.h (struct edit_distance_traits<const char *>):
	...here.

2016-06-29  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/predicates.md (const_0_to_7_operand): New
	predicate, recognize 0..7.
	* config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
	support for doing extracts from V16QImode, V8HImode, V4SImode
	under ISA 3.0.
	* config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
	vector extract support.
	(VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
	for ISA 3.0 vector extract.
	(VSX_EX): Constraints to use for ISA 3.0 vector extract.
	(vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
	extracts of a constant element number from small integer vectors
	on 64-bit ISA 3.0 systems.
	(vsx_extract_<mode>_di): Likewise.
	* config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
	say when we can do ISA 3.0 vector extracts.
	* config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
	registers, using the stxsiwx instruction.

2016-06-29  Jim Wilson  <jim.wilson@linaro.org>

	* config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
	* config/aarch64/aarch64.c (qdf24xx_addrcost_table,
	qdf24xx_regmove_cost, qdf24xx_tunings): New.
	* config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
	* config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
	* config/arm/arm.c (arm_qdf24xx_tune): New.

2016-06-29  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (cortexa53_tunings):
	Increase loop alignment to 8.  Set function alignment to 16.
	(cortexa35_tunings): Likewise.
	(cortexa57_tunings): Increase loop alignment to 8.
	(cortexa72_tunings): Likewise.
	(cortexa73_tunings): Likewise.

2016-06-29  Matthew Wahab  <matthew.wahab@arm.com>

	* doc/sourcebuild.texi (Effective-Target keywords): Add entries
	for arm_fp16_ok and arm_fp16_hw.
	(Add Options): Add entries for arm_fp16, arm_fp16_ieee and
	arm_fp16_alternative.

2016-06-29  Ilya Enkovich  <ilya.enkovich@intel.com>

	PR tree-optimization/71655
	* tree-vect-stmts.c (vectorizable_comparison): Swap definition
	types when swapping operands.

2016-06-29  Martin Liska  <mliska@suse.cz>

	PR middle-end/71585
	* common.opt (flag_stack_protect): Mark the flag as optimization flag.
	* ipa-inline-transform.c (inline_call): Remove unnecessary call
	of build_optimization_node.

2016-06-29  Yuri Rumyantsev  <ysrumyan@gmail.com>

	PR tree-optimization/70729
	* tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
	independent in loops having positive safelen value.
	* tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
	it may be not valid after vectorization.

2016-06-29  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/71625
	* tree-ssa-strlen.c (get_addr_stridx): Add PTR argument.  Assume list
	is sorted by ascending list->offset.  If PTR is non-NULL and there is
	previous strinfo, call get_stridx_plus_constant.
	(get_stridx): Pass exp as second argument to get_addr_stridx.
	(addr_stridxptr): Add missing list = list->next, so that there can be
	more than one entries in the list.  Bump limit from 16 to 32.  Ensure
	the list is sorted by ascending list->offset.
	(get_stridx_plus_constant): Adjust so that it can be also called with
	ADDR_EXPR instead of SSA_NAME as PTR.
	(handle_char_store): Pass NULL_TREE as second argument to
	get_addr_stridx.

2016-06-29  Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/68961
	* simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.

2016-06-29  Richard Biener  <rguenther@suse.de>

	PR middle-end/71002
	* alias.c (component_uses_parent_alias_set_from): Handle
	type punning through union accesses by using the union alias set.
	* gimple.c (gimple_get_alias_set): Remove union type punning case.

2016-07-29  Richard Biener  <rguenther@suse.de>

	* match.pd ((T)(T2)x -> (T)x): Remove restriction on final
	precision not matching mode precision.

2016-06-28  John David Anglin  <danglin@gcc.gnu.org>

	* config/pa/pa.md (call_symref_64bit_post_reload): Don't call
	pa_output_arg_descriptor.
	(call_val_symref_64bit_post_reload): Likewise.
	(call_val_powf_64bit_post_reload): Likewise.
	(sibcall_internal_symref_64bit): Likewise.
	(sibcall_value_internal_symref_64bit): Likewise.

2016-06-28  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/71626
	* config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
	a constant, force its SUBREG_REG into memory or register instead
	of whole op1.

2016-06-28  Pitchumani Sivanupandi  <pitchumani.s@atmel.com>

	PR target/58655
	* config/avr/avr.opt (-mfract-convert-truncate): Update description.
	* doc/invoke.texi (AVR Options): Document it.

2016-06-28  Walter Lee  <walt@tilera.com>

	* config/tilegx/linux.h: Do not include arch/icache.h
	(CLEAR_INSN_CACHE): Provide inlined definition directly.
	* config/tilepro/linux.h: Do not include arch/icache.h
	(CLEAR_INSN_CACHE): Provide inlined definition directly.

2016-06-28  Wilco Dijkstra  <wdijkstr@arm.com>

	* tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
	for big-endian BIT_FIELD_REF.

2016-06-28  Pat Haugen  <pthaugen@us.ibm.com>

	* config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
	('size' attribute): Add '128'.
	Include power9.md.
	(*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
	*movdi_internal64, *movdf_update1): Set size attribute to '64'.
	(add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
	copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
	*fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
	extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
	*xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
	*trunc<mode>df2_odd): Set size attribute to '128'.
	(*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
	* config/rs6000/power6.md (power6-fp): Include dfp type.
	* config/rs6000/power7.md (power7-fp): Likewise.
	* config/rs6000/power8.md (power8-fp): Likewise.
	* config/rs6000/power9.md: New file.
	* config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
	* config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
	*trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
	htmsimple.
	* config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
	trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
	divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
	ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
	dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
	dfp_dscri_<mode>): Change type attribute to dfp.
	* config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
	attribute to vecsimple.
	* config/rs6000/rs6000.c (power9_cost): Update costs, cache size
	and prefetch streams.
	(rs6000_option_override_internal): Remove temporary code setting
	tuning to power8.  Don't set rs6000_sched_groups for power9.
	(last_scheduled_insn): Change to rtx_insn *.
	(divide_cnt, vec_load_pendulum): New variables.
	(rs6000_adjust_cost): Add Power9 to test for store->load separation.
	(rs6000_issue_rate): Set issue rate for Power9.
	(is_power9_pairable_vec_type): New.
	(power9_sched_reorder2): New.
	(rs6000_sched_reorder2): Call new function for Power9 specific
	reordering.
	(insn_must_be_first_in_group): Remove Power9.
	(insn_must_be_last_in_group): Likewise.
	(force_new_group): Likewise.
	(rs6000_sched_init): Fix initialization of last_scheduled_insn.
	Initialize divide_cnt/vec_load_pendulum.
	(_rs6000_sched_context, rs6000_init_sched_context,
	rs6000_set_sched_context): Handle context save/restore of new
	variables.

2016-06-28  Richard Biener  <rguenther@suse.de>

	* tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
	Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
	COMPONENT_REF operand.
	(nonoverlapping_component_refs_p): Likewise.
	* stor-layout.c (start_bitfield_representative): Mark
	DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.

2016-06-28  Jakub Jelinek  <jakub@redhat.com>

	* Makefile.in: Don't cat ../stage_current if it does not exist.

	* doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
	last argument is a bit-field.

	PR rtl-optimization/71673
	* internal-fn.c (expand_arith_overflow_result_store): Use
	OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
	expand_simple_binop.

	PR middle-end/66867
	* builtins.c (expand_ifn_atomic_compare_exchange_into_call,
	expand_ifn_atomic_compare_exchange): New functions.
	* internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
	* tree.h (build_call_expr_internal_loc): Rename to ...
	(build_call_expr_internal_loc_array): ... this.  Fix up type of
	last argument.
	* internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
	* predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
	ATOMIC_COMPARE_EXCHANGE result.
	* builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
	* gimple-fold.h (optimize_atomic_compare_exchange_p,
	fold_builtin_atomic_compare_exchange): New prototypes.
	* gimple-fold.c (optimize_atomic_compare_exchange_p,
	fold_builtin_atomic_compare_exchange): New functions..
	* tree-ssa.c (execute_update_addresses_taken): If
	optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
	of call when finding addressable vars, and if such var becomes
	non-addressable, call fold_builtin_atomic_compare_exchange.

2016-06-27  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/71670
	* config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
	gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.

2016-06-27  Pat Haugen  <pthaugen@us.ibm.com>

	* config/rs6000/rs6000.md ('type' attribute): Add
	veclogical,veccmpfx,vecexts,vecmove insn types.
	(*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
	copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
	p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
	(*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
	*nabs<mode>2_hw): Change type to vecmove.
	(*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
	*boolcc<mode>3_internal, *eqv<mode>3_internal,
	*one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
	*ieee_128bit_vsx_abs<mode>2_internal,
	*ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
	*ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
	*ieee128_mtvsrd_32bit): Change type to veclogical.
	(mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
	*movdi_internal32, *movdi_internal64): Update insn types.
	* config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
	vsx_extract_<mode>): Change type to veclogical.
	(*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
	(vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
	*vsx_sign_extend_si_v2di): Change type to vecexts.
	* config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
	type to veclogical.
	(*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
	*altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
	*altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
	(*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
	* config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
	negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
	* config/rs6000/40x.md (ppc405-float): Add fpsimple.
	* config/rs6000/440.md (ppc440-fp): Add fpsimple.
	* config/rs6000/476.md (ppc476-fp): Add fpsimple.
	* config/rs6000/601.md (ppc601-fp): Add fpsimple.
	* config/rs6000/603.md (ppc603-fp): Add fpsimple.
	* config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
	* config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
	(ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
	* config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
	(ppc7450-vecsimple): Add veclogical, vecmove.
	(ppc7450-veccmp): Add veccmpfx.
	* config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
	vecmove.
	(ppc8540_vector_compare): Add veccmpfx.
	* config/rs6000/a2.md (ppca2-fp): Add fpsimple.
	* config/rs6000/cell.md (cell-fp): Add fpsimple.
	(cell-vecsimple): Add veclogical, vecmove.
	(cell-veccmp): Add veccmpfx.
	* config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
	* config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
	veccmpfx.
	* config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
	* config/rs6000/power4.md (power4-fp): Add fpsimple.
	(power4-vecsimple): Add veclogical, vecmove.
	(power4-veccmp): Add veccmpfx.
	* config/rs6000/power5.md (power5-fp): Add fpsimple.
	* config/rs6000/power6.md (power6-fp): Add fpsimple.
	(power6-vecsimple): Add veclogical, vecmove.
	(power6-veccmp): Add veccmpfx.
	* config/rs6000/power7.md (power7-fp): Add fpsimple.
	(power7-vecsimple): Add veclogical, vecmove, veccmpfx.
	* config/rs6000/power8.md (power8-fp): Add fpsimple.
	(power8-vecsimple): Add veclogical, vecmove, veccmpfx.
	* config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
	* config/rs6000/titan.md (titan_fp): Add fpsimple.
	* config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
	fpsimple.
	* config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.

2016-06-27  Peter Bergner  <bergner@vnet.ibm.com>

	PR target/71656
	* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
	OPTION_MASK_P9_DFORM_VECTOR.
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
	disable -mpower9-dform-vector when using reload.
	(quad_address_p): Remove 'gpr_p' argument and all associated code.
	New 'strict' argument.  Update all callers.  Add strict addressing
	support.
	(rs6000_legitimate_offset_address_p): Remove call to
	virtual_stack_registers_memory_p.
	(rs6000_legitimize_reload_address): Add quad address support.
	(rs6000_legitimate_address_p): Move call to quad_address_p above
	call to virtual_stack_registers_memory_p.  Adjust quad_address_p args
	to account for new strict usage.
	(rs6000_output_move_128bit): Adjust quad_address_p args to account
	for new strict usage.
	* config/rs6000/predicates.md (quad_memory_operand): Likewise.

2016-06-26  Uros Bizjak  <ubizjak@gmail.com>

	PR target/70902
	PR target/71453
	PR target/71555
	PR target/71596
	PR target/71657
	* config/i386/i386.c (ix86_spill_class): Disable condition to
	always return NO_REGS.

2016-06-26  Jan Hubicka  <hubicka@ucw.cz>

	* predict.c: Include gimple-pretty-print.h
	(predicted_by_loop_heuristics_p): Check also
	PRED_LOOP_EXIT_WITH_RECURSION
	(predict_loops): Find self recursive calls and use special purpose
	predictors for them; dump log about decisions.
	(pass_profile::execute): Dump info about #of iterations.
	* predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
	(PRED_LOOP_GUARD_WITH_RECURSION): New predictors.

2016-06-26  John David Anglin  <danglin@gcc.gnu.org>

	* config/pa/pa.c (pa_output_indirect_call): Rework to combine
	output_asm_insn calls and shorten long lines.  Output .CALL
	argument descriptor using pa_output_arg_descriptor.  Add various
	inline $$dyncall and other optimizations.
	(pa_attr_length_indirect_call): Adjust ordering and lengths.

2016-06-25  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/71643
	* tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
	EH preds.

	* tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
	leak a bitmap if dep_bb is NULL.

	PR tree-optimization/71631
	* tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
	to rewrite_expr_tree even if negate_result, move new_lhs var
	declaration and initialization earlier, for powi_result set afterwards
	new_lhs to lhs.  For negate_result, use new_lhs instead of tmp
	if new_lhs != lhs, and don't shadow gsi var.

2016-06-24  Jan Hubicka  <hubicka@ucw.cz>

	* predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
	Add in_loop parameter.
	(predict_loops): Add loop guard heuristics.
	* predict.def (PRED_LOOP_GUARD): New heuristics.

2016-06-24  Jan Hubicka  <hubicka@ucw.cz>

	* predict.c: Include ipa-utils.h
	(tree_bb_level_prediction): Predict recursive calls.
	(tree_estimate_probability_bb): Skip inexpensive calls for call
	predictor.
	* predict.def (PRED_RECURSIVE_CALL): New.

2016-06-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
	(BU_FLOAT128_1): Likewise.
	(FABSQ): Likewise.
	(COPYSIGNQ): Likewise.
	(RS6000_BUILTIN_NANQ): Likewise.
	(RS6000_BUILTIN_NANSQ): Likewise.
	(RS6000_BUILTIN_INFQ): Likewise.
	(RS6000_BUILTIN_HUGE_VALQ): Likewise.
	* config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
	(TARGET_FOLD_BUILTIN): New #define.
	(rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
	(rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
	(rs6000_fold_builtin): New target hook implementation, handling
	folding of 128-bit NaNs and infinities.
	(rs6000_init_builtins): Initialize const_str_type_node; ensure all
	entries are filled in to avoid problems during bootstrap
	self-test; define builtins for 128-bit NaNs and infinities.
	(rs6000_opt_mask): Add entry for float128.
	* config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
	(RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
	(rs6000_builtin_type_index): Add RS6000_BTI_const_str.
	(const_str_type_node): New #define.
	* config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
	to a define_expand that dispatches to either copysign<mode>3_soft
	or copysign<mode>3_hard.
	(copysign<mode>3_hard): Rename from copysign<mode>3.
	(copysign<mode>3_soft): New define_insn.
	* doc/extend.texi: Document new builtins.

2016-06-24  Jakub Jelinek  <jakub@redhat.com>

	* cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
	PRIu64 instead of lu.

2016-06-24  Eric Botcazou  <ebotcazou@adacore.com>

	PR debug/71642
	* tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
	copy the type name.

2016-06-24  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/71647
	* omp-low.c (lower_rec_input_clauses): Convert
	omp_clause_aligned_alignment (c) to size_type_node for the
	last argument of __builtin_assume_aligned.

2016-06-24  H.J. Lu  <hongjiu.lu@intel.com>

	* configure.ac (calling ___tls_get_addr via GOT): New
	assembler/linker check.
	(HAVE_AS_IX86_TLS_GET_ADDR_GOT): New.  Defined to 1 if 32-bit
	assembler and linker supports calling ___tls_get_addr via GOT.
	Otherise, defined to 0.
	* config.in: Regenerated.
	* configure: Likewise.
	* config/i386/constraints.md (Yb): New constraint.
	* config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
	(REG_CLASS_NAMES): Likewise.
	(REG_CLASS_CONTENTS): Likewise.
	* config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
	the b constraint with the Yb constraint.  Call ___tls_get_addr
	via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
	is 1.
	(*tls_local_dynamic_base_32_gnu): Likewise.
	(*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
	GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
	(*tls_local_dynamic_base_64_<mode>): Likewise.

2016-06-24  Martin Liska  <mliska@suse.cz>

	* cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
	* cfgloop.h: Change 'struct loop' to 'const struct loop' for a
	few functions.
	* cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
	argument to true if the expected number of iterations is
	loop-based.

2016-06-24  Uros Bizjak  <ubizjak@gmail.com>

	* configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
	assemble for 32bit target.
	(HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
	and $ld_ix86_gld_32_opt to link for 32bit target.
	(HAVE_AS_IX86_TLSLDMPLT): Ditto.
	* configure: Regenerate.

2016-06-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.c (int_log2): Delete definition and prototype.
	(shift_op): Use exact_log2 instead of int_log2.
	(vfp3_const_double_for_fract_bits): Likewise.

2016-06-24  Jakub Jelinek  <jakub@redhat.com>

	* internal-fn.c (expand_arith_set_overflow): New function.
	(expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
	Use it.
	(expand_arith_overflow_result_store): Likewise.  Handle precision
	smaller than mode precision.
	* tree-vrp.c (extract_range_basic): For imag part, handle
	properly signed 1-bit precision result.
	* doc/extend.texi (__builtin_add_overflow): Document that last
	argument can't be pointer to enumerated or boolean type.
	(__builtin_add_overflow_p): Document that last argument can't
	have enumerated or boolean type.

2016-06-23  Michael Meissner  <meissner@linux.vnet.ibm.com>
	    Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/predicates.md (splat_input_operand): Rework.
	Don't allow constants, since the insns that use this predicate
	don't support constants.  Constants are handled by other insns
	that are created via combine.  During and after register
	allocation, only allow indexed or indirect addresses, and not
	general addresses.  Only allow modes supported by the hardware.
	* config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
	comment.  Move check for using VSPLTIS<x> to a common location,
	instead of doing it in two different places.

2016-06-23  Jocelyn Mayer  <l_indien@magic.fr>

	* config/i386/driver-i386.c (host_detect_local_cpu): Set
	PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
	<case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
	signature_CENTAUR_ebx.

2016-06-23  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/66232
	PR target/67400
	* configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
	(as_ix86_gas_32_opt): This.
	(ld_ix86_tls_ldm_opt): Renamed to ...
	(ld_ix86_gld_32_opt): This.
	(R_386_TLS_LDM reloc): Updated.
	(R_386_GOT32X reloc): New assembler/linker check.
	(HAVE_AS_IX86_GOT32X): New.  Defined to 1 if 32-bit assembler and
	linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT".  Otherise,
	defined to 0.
	* config.in: Regenerated.
	* configure: Likewise.
	* config/i386/i386.c (ix86_force_load_from_GOT_p): Return
	true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
	(ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
	if ix86_force_load_from_GOT_p returns true.
	(ix86_print_operand_address_as): Also support UNSPEC_GOT if
	ix86_force_load_from_GOT_p returns true.
	(ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
	the external function address via the GOT slot.
	(ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
	HAVE_AS_IX86_GOT32X before returning false.
	(ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
	32-bit mode if ix86_nopic_noplt_attribute_p returns true.

2016-06-23  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.

2016-06-23  Andi Kleen  <ak@linux.intel.com>

	* Makefile.in: Regenerate.
	* doc/install.texi: Document autoprofiledbootstrap.

2016-06-23  Andi Kleen  <ak@linux.intel.com>

	* config/i386/gcc-auto-profile: New file.

2016-06-23  Martin Liska  <mliska@suse.cz>

	PR middle-end/71619
	* predict.c (predict_loops): Revert the hunk that was removed
	in r237103.

2016-06-23  Jakub Sejdak  <jakub.sejdak@phoesys.com>

	* config.gcc: Add support for arm*-*-phoenix* targets.
	* config/arm/t-phoenix: New.
	* config/phoenix.h: New.

2016-06-23  Uros Bizjak  <ubizjak@gmail.com>
	    H.J. Lu  <hongjiu.lu@intel.com>

	PR target/67400
	* config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
	* config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
	(ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
	ix86_force_load_from_GOT_p returns true.
	(ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
	ix86_force_load_from_GOT_p returns true.
	(ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
	ix86_force_load_from_GOT_p returns true.
	(ix86_expand_move): Load the external function address via the
	GOT slot if ix86_force_load_from_GOT_p returns true.
	* config/i386/predicates.md (x86_64_immediate_operand): Return
	false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
	(x86_64_zext_immediate_operand): Ditto.

2016-06-22  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.

2016-06-22  David Malcolm  <dmalcolm@redhat.com>

	PR c/70339
	* diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
	* diagnostic.c (pedwarn_at_rich_loc): New function.
	* spellcheck.h (best_match::best_match): Add a
	"best_distance_so_far" optional parameter.
	(best_match::set_best_so_far): New method.
	(best_match::get_best_distance): New accessor.
	(best_match::get_best_candidate_length): New accessor.

2016-06-22  Nick Clifton  <nickc@redhat.com>

	* dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
	place of GET_MODE_CLASS() == MODE_INT, so that partial integer
	modes are accepted as well.
	(ucompare_loc_descriptor): Likewise.
	(minmax_loc_descriptor): Likewise.
	(clz_loc_descriptor): Likewise.
	(popcount_loc_descriptor): Likewise.
	(bswap_loc_descriptor): Likewise.
	(rotate_loc_descriptor): Likewise.
	(mem_loc_descriptor): Likewise.
	(loc_descriptor): Likewise.

2016-06-22  David Malcolm  <dmalcolm@redhat.com>

	* common.opt (fdiagnostics-parseable-fixits): New option.
	* diagnostic.c: Include "selftest.h".
	(print_escaped_string): New function.
	(print_parseable_fixits): New function.
	(diagnostic_report_diagnostic): Call print_parseable_fixits.
	(selftest::assert_print_escaped_string): New function.
	(ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
	(selftest::test_print_escaped_string): New function.
	(selftest::test_print_parseable_fixits_none): New function.
	(selftest::test_print_parseable_fixits_insert): New function.
	(selftest::test_print_parseable_fixits_remove): New function.
	(selftest::test_print_parseable_fixits_replace): New function.
	(selftest::diagnostic_c_tests): New function.
	* diagnostic.h (struct diagnostic_context): Add field
	"parseable_fixits_p".
	* doc/invoke.texi (Diagnostic Message Formatting Options): Add
	-fdiagnostics-parseable-fixits.
	(-fdiagnostics-parseable-fixits): New option.
	* opts.c (common_handle_option): Handle
	-fdiagnostics-parseable-fixits.
	* selftest-run-tests.c (selftest::run_tests): Call
	selftest::diagnostic_c_tests.
	* selftest.h (selftest::diagnostic_c_tests): New prototype.

2016-06-22  Ilya Enkovich  <ilya.enkovich@intel.com>

	PR tree-optimization/71488
	* tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
	comparison of boolean vectors.
	* tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
	of boolean vectors using bitwise operations.

2016-06-22  Andreas Schwab  <schwab@suse.de>

	* config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
	Remove declaration.

2016-06-22  Eric Botcazou  <ebotcazou@adacore.com>

	* function.c (assign_parm_setup_reg): Prevent sharing in another case.

2016-06-22  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* config/i386/i386.c (print_reg): Emit an error message on attempt to
	print FLAGS_REG.

2016-06-22  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.c (arm_cortex_a73_tune): New struct.
	* config/arm/arm-cores.def (cortex-a73): New entry.
	(cortex-a73.cortex-a35): Likewise.
	(cortex-a73.cortex-a53): Likewise.
	* config/arm/arm-tables.opt: Regenerate.
	* config/arm/arm-tune.md: Likewise.
	* config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
	mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
	* config/arm/t-aprofile: Handle mcpu=cortex-a73,
	mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
	* doc/invoke.texi (ARM Options): Document cortex-a73,
	cortex-a73.cortex-a35 and cortex-a73.cortex-a53.

2016-06-22  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.c (cortexa73_tunings): New struct.
	* config/aarch64/aarch64-cores.def (cortex-a73): New entry.
	(cortex-a73.cortex-a35): Likewise.
	(cortex-a73.cortex-a53): Likewise.
	* config/aarch64/aarch64-tune.md: Regenerate.
	* doc/invoke.texi (AArch64 Options): Document cortex-a73,
	cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
	-mcpu and -mtune.

2016-06-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* configure.ac (gcc_cv_as_compress_debug): Remove
	--compress-debug-sections as extra as switch.
	Handle gas --compress-debug-sections=type.
	(gcc_cv_ld_compess_debug): Remove bogus ld_date check.
	Handle gld --compress-debug-sections=type.
	* configure: Regenerate.

2016-06-21  Andrew Burgess  <andrew.burgess@embecosm.com>

	* bb-reorder.c (pass_partition_blocks::gate): Update comment.

2016-06-21  John David Anglin  <danglin@gcc.gnu.org>

	* gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
	(do_rewrite): likewise.

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* common/config/mep/mep-common.c: Remove.
	* config.gcc: Remove mep-* support.
	* config/mep/constraints.md: Remove.
	* config/mep/default.h: Remove.
	* config/mep/intrinsics.h: Remove.
	* config/mep/intrinsics.md: Remove.
	* config/mep/ivc2-template.h: Remove.
	* config/mep/mep-c5.cpu: Remove.
	* config/mep/mep-core.cpu: Remove.
	* config/mep/mep-default.cpu: Remove.
	* config/mep/mep-ext-cop.cpu: Remove.
	* config/mep/mep-intrin.h: Remove.
	* config/mep/mep-ivc2.cpu: Remove.
	* config/mep/mep-pragma.c: Remove.
	* config/mep/mep-protos.h: Remove.
	* config/mep/mep.c: Remove.
	* config/mep/mep.cpu: Remove.
	* config/mep/mep.h: Remove.
	* config/mep/mep.md: Remove.
	* config/mep/mep.opt: Remove.
	* config/mep/predicates.md: Remove.
	* config/mep/t-mep: Remove.
	* doc/install.texi: Remove mep-* documentation.
	* doc/md.texi: Likewise.

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* config.gcc: Remove support for avr-rtems.
	* config/avr/gen-avr-mmcu-specs.c: Likewise.
	* config/avr/rtems.h: Remove.
	* config/avr/t-rtems: Remove.

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* config.gcc: Remove m32r-rtems support.
	* config/m32r/rtems.h: Remove.

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* config.gcc: Remove h8300-rtems support.
	* config/h8300/rtems.h: Remove.
	* config/h8300/t-rtems: Remove.

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* config.gcc: Remove support for knetbsd.
	* configure.ac: Likewise.
	* config/i386/knetbsd-gnu.h: Remove.  * config/i386/knetbsd-gnu64.h: Remove.
	* config/knetbsd-gnu.h: Remove.
	* configure: Regenerate.

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* config.gcc: Remove support for openbsd 2 and 3.
	* config/openbsd-oldgas.h: Remove.

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* config.gcc: Remove interix support.
	* config/i386/i386-interix.h: Remove.
	* config/i386/interix.opt: Remove.
	* config/i386/t-interix: Remove.
	* configure: Regenerate.
	* configure.ac: Remove interix support.
	* doc/install.texi: Remove interix documentation.

2016-06-21  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/rs6000.h: Add conditional preprocessing directives
	to disable Power9-specific compiler features if HAVE_AS_POWER9 is
	not defined.

2016-06-21  Eric Botcazou  <ebotcazou@adacore.com>

	* tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
	they are both PLACEHOLDER_EXPRs.

2016-06-21  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* stor-layout.c (layout_type): Move setting complex MODE to
	layout_type, instead of setting it ahead of time by the caller.
	* tree.c (build_complex_type): Likewise.

2016-06-21  Martin Liska  <mliska@suse.cz>

	* predict.c (force_edge_cold): Replace imposisble with
	impossible.

2016-06-21  Ilya Verbin  <ilya.verbin@intel.com>

	* config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
	* config/i386/sse.md (define_expand "rsqrtv16sf2"): New.

2016-06-21  Ilya Verbin  <ilya.verbin@intel.com>

	* config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.

2016-06-21  H.J. Lu  <hongjiu.lu@intel.com>
	    Ilya Enkovich  <ilya.enkovich@intel.com>

	PR target/71549
	* config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
	New member function to convert V1TImode register to SUBREG
	TImode in debug insn.
	(timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
	after changing register mode to V1TImode.

2016-06-21  Virendra Pathak  <virendra.pathak@broadcom.com>

	* config/aarch64/aarch64-cores.def (vulcan): New core.
	* config/aarch64/aarch64-tune.md: Regenerate.
	* doc/invoke.texi: Document vulcan as an available option.

2016-06-21  Eric Botcazou  <ebotcazou@adacore.com>

	* cse.c (canon_asm_operands): New function extracted from...
	(canonicalize_insn): ...here.  Call it to canonicalize an ASM_OPERANDS
	either standalone or member of a PARALLEL.

2016-06-21  Georg-Johann Lay  <avr@gjlay.de>

	PR target/30417
	* config/avr/gen-avr-mmcu-specs.c (print_mcu):
	[*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
	[*link_text_start]: Wrap -Ttext into %{!Ttext:...}.

2016-06-21  Georg-Johann Lay  <avr@gjlay.de>

	PR target/71103
	* config/avr/avr.md (movqi): Only handle loading subreg:qi of
	constant addresses if can_create_pseudo_p.

2016-06-21  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/71588
	* tree-ssa-strlen.c (valid_builtin_call): New function.
	(adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
	it.

2016-06-20  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/71581
	* tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
	see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
	for conversion of scalar user var to complex type and use the
	underlying SSA_NAME_VAR in that case.  If EXPR is still NULL,
	punt.

	PR rtl-optimization/71591
	* toplev.c (toplev::run_self_tests): If no_backend, complain and
	don't run any tests.

2016-06-20  Hans-Peter Nilsson  <hp@axis.com>

	PR target/71571
	* config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
	delay-slot "nop" for PIC with CRIS v32.  Also add missing leading
	space for PIC with non-v32 and the common non-PIC "jump".

2016-06-20  Jakub Jelinek  <jakub@redhat.com>

	PR target/71559
	* config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
	returned values and add UN*/LTGT/*ORDERED cases with values matching
	D operand modifier on vcmp for AVX.

2016-06-20  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.opt
	(mpc-relative-literal-loads): Rename internal option name.
	* config/aarch64/aarch64.c
	(aarch64_nopcrelative_literal_loads): Rename to
	aarch64_pcrelative_literal_loads.
	(aarch64_expand_mov_immediate): Likewise.
	(aarch64_secondary_reload): Likewise.
	(aarch64_can_use_per_function_literal_pools_p): Likewise.
	(aarch64_override_options_after_change_1): Rename and simplify logic.
	(aarch64_classify_symbol): Merge large model checks into switch,
	remove pc-relative load check.

2016-06-20  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
	costs relative to the cost of a register move.

2016-06-20  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
	(vcvt_n_f64_u64): Likewise.
	(vcvt_n_s64_f64): Likewise.
	(vcvt_n_u64_f64): Likewise.
	(vcvt_f64_s64): Likewise.
	(vrecpe_f64): Likewise.
	(vcvt_f64_u64): Likewise.
	(vrecps_f64): Likewise.

2016-06-20  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64.md
	(<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
	iterators.
	(<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise.  Correct
	attributes.
	* config/aarch64/aarch64-builtins.c
	(aarch64_types_binop_uss_qualifiers): Delete.
	(TYPES_BINOP_USS): Likewise.
	(aarch64_types_binop_sus_qualifiers): Likewise.
	(TYPES_BINOP_SUS): Likewise.
	(aarch64_types_fcvt_from_unsigned_qualifiers): New.
	(TYPES_FCVTIMM_SUS): Likewise.
	* config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
	rather than BINOP.
	(ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
	(fcvtzs): Use SHIFTIMM rather than BINOP.
	(fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.

2016-06-20  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
	costs relative to the cost of a register move.

2016-06-20  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (aarch64_modes_tieable_p):
	Allow scalar/single vector modes to be tieable.

2016-06-20  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.

2016-06-20  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
	"alignement".
	* tree.h (TYPE_ALIGN): Likewise.

2016-06-20  Georg-Johann Lay  <avr@gjlay.de>

	PR target/71103
	* config/avr/avr.md (movqi): Handle loading subreg:qi (const).

2016-06-20  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.c (avr_print_operand): Fix "format not a string
	literal" build warnings.
	(avr_print_operand_address): Dito.

2016-06-19  David Edelsohn  <dje.gcc@gmail.com>

	PR target/71375
	* config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
	* config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.

2016-06-18  John David Anglin  <danglin@gcc.gnu.org>

	* config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.

2016-06-18  Eric Botcazou  <ebotcazou@adacore.com>

	PR bootstrap/71435
	* reload1.c (reload): Pass 0 to finish_spills when called because
	update_eliminables_and_spill returns true and remove did_spill.
	(finish_spills): Adjust comment and document GLOBAL parameter.

2016-06-17  DJ Delorie  <dj@redhat.com>

	PR target/71338
	* config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
	* config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
	(umulqihi3_virt): Likewise.
	* config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
	(umulqihi3_real): Likewise.

2016-06-17  Martin Liska  <mliska@suse.cz>

	* tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.

2016-06-17  Martin Liska  <mliska@suse.cz>

	* predict.def: PRED_LOOP_EXIT from 92 to 85.

2016-06-17  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
	__FAST_MATH__.
	(vaddq_f32): Likewise.
	(vmul_f32): Likewise.
	(vmulq_f32): Likewise.
	(vsub_f32): Likewise.
	(vsubq_f32): Likewise.

2016-06-17  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/71347
	* tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
	cost for all uses in group.

2016-06-17 Bin Cheng  <bin.cheng@arm.com>

	* tree-vect-loop.c (vect_create_epilog_for_reduction): Only
	insert gimple seq if it's not empty.

2016-06-17  Bin Cheng  <bin.cheng@arm.com>

	* tree-vectorizer.h (struct dr_with_seg_len): Remove class
	member OFFSET.
	* tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
	rather than OFFSET.
	(comp_dr_with_seg_len_pair): Ditto.
	(vect_prune_runtime_alias_test_list): Ditto.  Also Canonicalize
	struct dr_with_seg_len_pair against DR_OFFSET.
	* tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
	DR_OFFSET directly.

2016-06-17  Szabolcs Nagy  <szabolcs.nagy@arm.com>

	* config/aarch64/geniterators.sh: Handle parenthesised conditions.

2016-06-16  John David Anglin  <danglin@gcc.gnu.org>

	* config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
	(pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
	(pa_output_millicode_call): Likewise.
	(pa_output_call): Likewise.
	(pa_output_indirect_call): Likewise.
	(pa_asm_output_mi_thunk): Likewise.

2016-06-16  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

	* doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.

2016-06-16  Martin Liska  <mliska@suse.cz>

	* predict.c (combine_predictions_for_insn): When we find a first
	match predictor, we should consider just predictors with
	PRED_FLAG_FIRST_MATCH.  Print either first match (if any) or
	DS theory predictor.
	(combine_predictions_for_bb): Likewise.

2016-06-16  Jakub Jelinek  <jakub@redhat.com>

	* gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
	with base of reference to struct.

2016-06-16  Uros Bizjak  <ubizjak@gmail.com>

	* doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.

2016-06-16  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>

	PR target/71151
	* config/avr/avr.c (avr_asm_init_sections): Remove setup of
	progmem_swtable_section.
	(progmem_swtable_section): Remove.
	(avr_asm_function_rodata_section): Remove.
	(TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
	* config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.

2016-06-16  Jocelyn Mayer  <l_indien@magic.fr>

	* config/i386/driver-i386.c (host_detect_local_cpu): Set
	PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
	<case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
	signature_CENTAUR_ebx.
	* config/i386/i386.c (ix86_option_override_internal): Add
	definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
	nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
	* doc/invoke.texi (x86 Options): Document new VIA -march entries.

2016-06-16  Martin Liska  <mliska@suse.cz>

	* predict.def: Add fortran loop preheader predictor.
	* gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
	fold IFN_BUILTIN_EXPECT with a known constant argument.

2016-06-16  Martin Liska  <mliska@suse.cz>

	* predict.def: Add 'Fortran' to display text of all
	PRED_FORTRAN_* predictors.

2016-06-16  Uros Bizjak  <ubizjak@gmail.com>

	PR target/71242
	* config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
	[IA64_BUILTIN_NANSQ]: Ditto.
	(ia64_fold_builtin): New function.
	(TARGET_FOLD_BUILTIN): New define.
	(ia64_init_builtins) Declare const_string_type node.
	Add __builtin_nanq and __builtin_nansq builtin functions.
	(ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.

2016-06-16  Nick Clifton  <nickc@redhat.com>

	* config/msp430/msp430-opts.h (msp430_hwmult_types): Add
	MSP430_HWMULT_ prefix to enum values.
	(msp430_regions): Add MSP430_REGION_ prefix to enum values.
	* config/msp430/msp430.c: Update use of enum values.
	* config/msp430/msp430.md: Likewise.
	* config/msp430/msp430.opt: Likewise.

2016-06-16  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
	of comparsions in the last iteration.

2016-06-16  Claudiu Zissulescu  <claziss@synopsys.com>
	    Joern Rennecke  <joern.rennecke@embecosm.com>

	* config/arc/arc.c (arc_print_operand_address): Handle pc-relative
	addresses.
	(arc_needs_pcl_p): Add GOTOFFPC.
	(arc_legitimate_pic_addr_p): Likewise.
	(arc_output_pic_addr_const): Likewise.
	(arc_legitimize_pic_address): Generate a pc-relative address using
	GOTOFFPC.
	(arc_output_libcall): Use @pcl syntax.
	(arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
	* config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
	(*movsi_insn): Use @pcl syntax.
	(doloop_begin_i): Likewise.

2016-06-16  Martin Liska  <mliska@suse.cz>

	* predict.def: Define a new predictor.

2016-06-16  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.opt (mtp-regno): Update text.

2016-06-16  Renlin Li  <renlin.li@arm.com>

	* config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.

2016-06-16  Jakub Jelinek  <jakub@redhat.com>

	PR target/71554
	* config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
	(setcc + and peephole2): Likewise.

	PR rtl-optimization/71532
	* cse.c (cse_insn): For const/pure calls, invalidate argument passing
	memory slots.

2016-06-15  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
	DImode constants with XXSPLTIB in vector registers.
	(vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
	vsx_extract_<mode>_internal{1,2} into a single insn that handles
	direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
	extraction of the element at the top of the register as a scalar
	value.
	(vsx_extract_<mode>_internal1): Likewise.
	(vsx_extract_<mode>_internal2): Likewise.
	* config/rs6000/constraints.md (wi constraint): Remove a comment
	about DImode not being allowed in Altivec registers.
	(wB constraint): New constraint for constants that can be
	generated in Altivec registers with VSPLTISW/VUPKHSW.
	* config/rs6000/predicates.md (xxspltib_constant_split): Update
	comments.
	(xxspltib_constant_nosplit): Likewise.
	* config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
	support for -mupper-regs-di to enable DImode to go into Altivec
	registers.
	(POWERPC_MASKS): Likewise.
	(power7 cpu): Likewise.
	* config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
	* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
	for DImode being allowed in Altivec registers.  Update wi/wj
	constraints.  Set scalar_in_vmx_p flag.
	(rs6000_option_override_internal): Add checks for -mupper-regs-di.
	(xxspltib_constant_p): Allow CONST_INT's with VOIDmode.  Don't
	return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
	(rs6000_opt_masks): Add -mupper-regs-di.
	* config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
	direct move to use wi and not wj.
	(lfiwzx): Likewise.
	(floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
	alternative.
	(floatunssi<mode>2_lfiwzx_mem): Likewise.
	(fix_trunc<mode>di2_fctidz): Change second alternative to allow
	any VSX register, instead of just Altivec registers, to allow
	either operand to be an Altivec register or both.
	(fixuns_trunc<mode>di2_fctiduz): Likewise.
	(movdi_internal32): Add support for -mupper-regs-di.  Add support
	to load constants via XXSPLTIB or VSPLTISW.  Add spacing to allow
	the alternatives and attributes to be lined up to be easier to
	read.
	(movdi_internal64): Likewise.
	(64-bit DImode splitters): Change predicates to only split loading
	up GPR registers.  Add splits for using XXSPLTIB or VSPLTISW to
	load constants in ISA 3.0 or ISA 2.07 respectively.
	* doc/invoke.texi (RS/6000 and PowerPC Options): Document
	-mupper-regs-di.  Update -mupper-regs-df and -mupper-regs-sf to
	mention -mcpu=power9 sets these options.
	* doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
	wB constraint.

2016-06-15  Pitchumani Sivanupandi  <pitchumani.s@atmel.com>

	PR target/67353
	* config/avr/avr.c (avr_set_current_function): Warn misspelled
	interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
	* config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
	by default to warn misspelled interrupt/ signal handler.
	* doc/invoke.texi (AVR Options): Document it. Update description
	for -nodevicelib option.

2016-06-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
	up parentheses.  Use GET_MODE_UNIT_BITSIZE.
	(aarch64_<sur>shll2_n<mode>): Likewise.

2016-06-15  Ilya Enkovich  <ilya.enkovich@intel.com>

	PR middle-end/71529
	* ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
	DECL_CONTEXT for copied arguments.

2016-06-15  Alan Hayward  <alan.hayward@arm.com>

	PR tree-optimization/71483
	* tree-vect-loop.c (vectorizable_live_operation): Pick correct index
	for slp

2016-06-15  Martin Liska  <mliska@suse.cz>

	* predict.c (tree_predict_by_opcode): Call predict_edge_def
	instead of predict_edge w/o a probability.

2016-06-15  Alan Hayward  <alan.hayward@arm.com>

	PR tree-optimization/71439
	* tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
	live PHIs.

2016-06-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
	register subregs in SET_SRC.

2016-06-15  Richard Biener  <rguenther@suse.de>

	* tree-vect-stmts.c (vectorizable_store): Remove strided grouped
	store restrictions.

2016-06-15  Richard Biener  <rguenther@suse.de>

	* tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
	not consider dependences between accesses that belong to the
	same group.
	(vect_analyze_data_ref_dependences): Do not analyze read-read
	or self-dependences.

2016-06-14  David Malcolm  <dmalcolm@redhat.com>

	* spellcheck-tree.c: Include spellcheck-tree.h rather than
	spellcheck.h.
	(find_closest_identifier): Reimplement in terms of
	best_match<tree,tree>.
	* spellcheck-tree.h: New file.
	* spellcheck.c (struct edit_distance_traits<const char *>): New
	struct.
	(find_closest_string): Reimplement in terms of
	best_match<const char *, const char *>.
	* spellcheck.h (levenshtein_distance): Move prototype of tree-based
	overload to spellcheck-tree.h.
	(find_closest_identifier): Likewise.
	(struct edit_distance_traits<T>): New template.
	(class best_match): New class.

2016-06-14  David Malcolm  <dmalcolm@redhat.com>

	* selftest-run-tests.c (selftest::run_tests): Call
	selftest::spellcheck_tree_c_tests.
	* selftest.h (selftest::spellcheck_tree_c_tests): New decl.
	* spellcheck-tree.c: Include selftest.h and stringpool.h.
	(selftest::test_find_closest_identifier): New function.
	(selftest::spellcheck_tree_c_tests): New function.
	* spellcheck.c (selftest::test_find_closest_string): Verify that
	the order of the vec does not affect the results for this case.
	(selftest::test_data): New array.
	(selftest::test_metric_conditions): New function.
	(selftest::spellcheck_c_tests): Add a test of case-comparison.
	Call selftest::test_metric_conditions.

2016-06-14  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000-builtin.def (commentary): Typo.
	(BU_P9_MISC_1): Likewise.
	(BU_P9_64BIT_MISC_0): Likewise.
	(BU_P9_MISC_0): Likewise.

2016-06-14  David Malcolm  <dmalcolm@redhat.com>

	* gcc-rich-location.c
	(gcc_rich_location::add_fixit_misspelled_id): New method.
	* gcc-rich-location.h
	(gcc_rich_location::add_fixit_misspelled_id): Add decl.

2016-06-14  Andreas Tobler  <andreast@gcc.gnu.org>

	* config/arm/freebsd.h: Only enable unaligned access for armv6 on
	FreeBSD 11 and above.

2016-06-14  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.

2016-06-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* expmed.h: Close parenthesis in "at your option" in copyright
	boilerplate.
	* lower-subreg.h: Likewise.

2016-06-14  Richard Biener  <rguenther@suse.de>

	PR middle-end/71526
	* genmatch.c (expr::gen_transform): Use in_type for comparisons
	if available.

2015-06-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
	New function.
	(aarch64_rtx_costs): Use it.  Rewrite CONST_INT_P (op1) case to handle
	mask+shift version.
	* config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
	New prototype.
	* config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
	matching condition with aarch64_mask_and_shift_for_ubfiz_p.

2016-06-14  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71522
	* tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
	copying into float copying.

2016-06-14  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/71520
	* tree-ssa-tail-merge.c (find_duplicate): Handle labels.
	(replace_block_by): Move user labels from bb1 to bb2.

2016-06-14  Richard Biener  <rguenther@suse.de>

	PR middle-end/71310
	PR bootstrap/71510
	* expr.h (get_bit_range): Declare.
	* expr.c (get_bit_range): Export.
	* fold-const.c (optimize_bit_field_compare): Use get_bit_range and
	word_mode again to constrain the bitfield access.

2016-06-14  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71521
	* tree-vrp.c (extract_range_from_binary_expr_1): Guard
	division int_const_binop against zero divisor.

2016-06-13  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (signbittf2): New expander.
	* config/i386/sse.md (ptesttf2): New insn pattern.

2016-06-13  David Malcolm  <dmalcolm@redhat.com>

	PR bootstrap/71481
	* input.c (selftest::test_reading_source_line): Avoid reading from
	__FILE__ by creating a tempfile with known content and reading
	from that instead.

2016-06-13  David Malcolm  <dmalcolm@redhat.com>

	* pretty-print.c (assert_pp_format_colored): Skip the test if
	GCC_COLORS is set.
	(test_pp_format): Remove comment about GCC_COLORS.

2016-06-13  David Malcolm  <dmalcolm@redhat.com>

	* input.c (test_reading_source_line): Use SELFTEST_LOCATION.
	* pretty-print.c (assert_pp_format_va): Add location param and use
	it with ASSERT_STREQ_AT.
	(assert_pp_format): Add location param and pass it to
	assert_pp_format_va.
	(assert_pp_format_colored): Likewise.
	(ASSERT_PP_FORMAT_1): New.
	(ASSERT_PP_FORMAT_2): New.
	(ASSERT_PP_FORMAT_3): New.
	(test_pp_format): Provide SELFTEST_LOCATION throughout, either
	explicitly, or implicitly via the above macros.
	* selftest.c (selftest::pass): Use a selftest::location rather
	than file and line.
	(selftest::fail): Likewise.  Print the function name.
	(selftest::fail_formatted): Likewise.
	(selftest::assert_streq): Use a selftest::location rather than
	file and line.
	* selftest.h (selftest::location): New struct.
	(SELFTEST_LOCATION): New macro.
	(selftest::pass): Accept a const location & rather than file
	and line.
	(selftest::fail): Likewise.
	(selftest::fail_formatted): Likewise.
	(selftest::assert_streq): Likewise.
	(ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
	(ASSERT_FALSE): Likewise.
	(ASSERT_EQ): Likewise.
	(ASSERT_NE): Likewise.
	(ASSERT_STREQ): Likewise.
	(ASSERT_PRED1): Likewise.
	(ASSERT_STREQ_AT): New macro.

2016-06-13  David Malcolm  <dmalcolm@redhat.com>

	* selftest.c (selftest::fail_formatted): New function.
	(selftest::assert_streq): New function.
	* selftest.h (selftests::fail_formatted): New decl.
	(selftest::assert_streq): New decl.
	(ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.

2016-06-13  Jeff Law  <law@redhat.com>

	PR tree-optimization/71403
	* tree-ssa-threadbackward.c
	(convert_and_register_jump_thread_path): No longer accept reference
	to path.  Do not pop items off the path anymore.
	(fsm_find_control_statement_thread_paths): Do not allow threading
	to a deeper loop nest.  Pop the last item off the path here rather
	than in convert_and_register_jump_thread_path.

2016-06-13  Evandro Menezes  <e.menezes@samsung.com>
	    Wilco Dijkstra  <Wilco.Dijkstra@arm.com>

	[AArch64] Emit division using the Newton series

	* config/aarch64/aarch64-protos.h
	(cpu_approx_modes): Add new member "division".
	(aarch64_emit_approx_div): Declare new function.
	* config/aarch64/aarch64.c
	(generic_approx_modes): New member "division".
	(exynosm1_approx_modes): Likewise.
	(xgene1_approx_modes): Likewise.
	(aarch64_emit_approx_div): Define new function.
	* config/aarch64/aarch64.md ("div<mode>3"): New expansion.
	* config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
	* config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
	* doc/invoke.texi (-mlow-precision-div): Describe new option.

2016-06-13  Evandro Menezes  <e.menezes@samsung.com>
	    Wilco Dijkstra  <wilco.dijkstra@arm.com>

	[AArch64] Emit square root using the Newton series

	* config/aarch64/aarch64-protos.h
	(aarch64_emit_approx_rsqrt): Replace with new function
	"aarch64_emit_approx_sqrt".
	(cpu_approx_modes): New member "sqrt".
	* config/aarch64/aarch64.c
	(generic_approx_modes): New member "sqrt".
	(exynosm1_approx_modes): Likewise.
	(xgene1_approx_modes): Likewise.
	(aarch64_emit_approx_rsqrt): Replace with new function
	"aarch64_emit_approx_sqrt".
	(aarch64_override_options_after_change_1): Handle new option.
	* config/aarch64/aarch64-simd.md
	(rsqrt<mode>2): Use new function instead.
	(sqrt<mode>2): New expansion and insn definitions.
	* config/aarch64/aarch64.md: Likewise.
	* config/aarch64/aarch64.opt
	(mlow-precision-sqrt): Add new option description.
	* doc/invoke.texi (mlow-precision-sqrt): Likewise.

2016-06-13  Evandro Menezes  <e.menezes@samsung.com>

	[AArch64] Add more choices for the reciprocal square root approximation

	Allow a target to prefer such operation depending on the operation mode.

	* config/aarch64/aarch64-protos.h
	(AARCH64_APPROX_MODE): New macro.
	(AARCH64_APPROX_{NONE,ALL}): Likewise.
	(cpu_approx_modes): New structure.
	(tune_params): New member "approx_modes".
	* config/aarch64/aarch64-tuning-flags.def
	(AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
	* config/aarch64/aarch64.c
	(generic_approx_modes): New core "cpu_approx_modes" structure.
	(exynosm1_approx_modes): Likewise.
	(xgene1_approx_modes): Likewise.
	(generic_tunings): New member "approx_modes".
	(cortexa35_tunings): Likewise.
	(cortexa53_tunings): Likewise.
	(cortexa57_tunings): Likewise.
	(cortexa72_tunings): Likewise.
	(exynosm1_tunings): Likewise.
	(thunderx_tunings): Likewise.
	(xgene1_tunings): Likewise.
	(use_rsqrt_p): New argument for the mode and use new member from
	"tune_params".
	(aarch64_builtin_reciprocal): Devise mode from builtin.
	(aarch64_optab_supported_p): New argument for the mode.
	* doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.

2016-06-13  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
	RS6000_BTM_MODULO flag into the set of flags that are considered
	to be part of the common configuration.

2016-06-13  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/altivec.h (vec_absd): New macro for vector absolute
	difference unsigned.
	(vec_absdb): New macro for vector absolute difference unsigned
	byte.
	(vec_absdh): New macro for vector absolute difference unsigned
	half-word.
	(vec_absdw): New macro for vector absolute difference unsigned word.
	* config/rs6000/altivec.md (UNSPEC_VADU): New value.
	(vadu<mode>3): New insn.
	(*p9_vadu<mode>3): New insn.
	* config/rs6000/rs6000-builtin.def (vadub): New built-in
	definition.
	(vaduh): New built-in definition.
	(vaduw): New built-in definition.
	(vadu): New overloaded built-in definition.
	(vadub): New overloaded built-in definition.
	(vaduh): New overloaded built-in definition.
	(vaduw): New overloaded built-in definition.
	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
	overloaded vector absolute difference unsigned functions.
	* doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
	the ISA 3.0 vector absolute difference unsigned built-in functions.

2016-06-13  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
	update shared_lookup_references only once after changing operands.

2016-06-13  Thomas Schwinge  <thomas@codesourcery.com>

	PR middle-end/71373
	* tree-nested.c (convert_nonlocal_omp_clauses)
	(convert_local_omp_clauses): Document missing OMP_CLAUSE_*.

	* tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
	* tree.def (CASE_LABEL_EXPR): Likewise.

2016-06-13  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	PR bootstrap/71481
	* input.c (test_builtins): Fix an assertion.

2016-06-13  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
	(paritysi2): Ditto.
	(isinfxf2): Ditto.
	(isinf<mode>2): Ditto.

2016-06-13  Uros Bizjak  <ubizjak@gmail.com>

	* ggc-tests.c (test_finalization): Only test need_finalization_p
	for GCC_VERSION >= 4003.

2016-06-13  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/vecintrin.h: Fix file description in comment.

2016-06-13  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390-builtin-types.def: Change builtin type naming
	scheme to match builtin-types.def.

2016-06-13  Marc Glisse  <marc.glisse@inria.fr>

	* fold-const.c (optimize_minmax_comparison): Remove.
	(fold_comparison): Remove call to the above.
	* match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
	New transformations.

2016-06-13  Alan Hayward  <alan.hayward@arm.com>

	PR tree-optimization/71416
	* tree-vect-loop.c (vectorizable_live_operation): Let worklist have
	multiple entries

2016-06-13  Martin Liska  <mliska@suse.cz>

	* predict.c (enum predictor_reason): Prefix enum with REASON_.
	(combine_predictions_for_insn): Likewise.
	(prune_predictions_for_bb): Likewise.
	(combine_predictions_for_bb): Likewise.

2016-06-13  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71505
	* tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
	assert match comment.

2016-06-13  Marek Polacek  <polacek@redhat.com>

	PR middle-end/71476
	* gimplify.c (maybe_warn_switch_unreachable): Factored out of
	gimplify_switch_expr.
	(warn_switch_unreachable_r): New function.

2016-06-13  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	PR target/71379
	* config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
	one.

2016-06-13  Richard Biener  <rguenther@suse.de>

	PR middle-end/64516
	* fold-const.c (fold_unary_loc): Preserve alignment when
	folding a VIEW_CONVERT_EXPR into a MEM_REF.

2016-06-13  Martin Liska  <mliska@suse.cz>

	PR sanitizer/71458
	* toplev.c (process_options): Do not enable -fcheck-pointer-bounds
	w/ -fsanitize=bounds.

2016-06-12  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_init_builtins): Calculate
	FLOAT128_FTYPE_CONST_STRING function type only once.
	* doc/extend.texi (x86 Built-in Functions): Update text, __float128
	built-in functions are available for x86-32 and x86-64 targets.

2016-06-12  Uros Bizjak  <ubizjak@gmail.com>

	PR target/71241
	* config/i386/i386.i386-builtin-types.def (CONST_STRING):
	New primitive type.
	(FLOAT128_FTYPE_CONST_STRING): New function type.
	* config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
	[IX86_BUILTIN_NANSQ]: Ditto.
	(ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
	(ix86_init_builtin_types): Declare const_string_type_node.
	(ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
	builtin functions.
	(ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
	* doc/extend.texi (x86 Built-in Functions): Document
	__builtin_nanq and __builtin_nansq.

2016-06-11  Jiong Wang  <jiong.wang@arm.com>

	PR target/71061
	* config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
	* config/arm/arm.c (arm_attr_length_pop_multi): New function to return
	length for pop patterns.
	(arm_attr_length_push_multi): Update comments.
	* config/arm/arm.md (*load_multiple_with_writeback): Set "length"
	attribute.
	(*pop_multiple_with_writeback_and_return): Likewise.
	(*pop_multiple_with_return): Likewise.

2016-06-11  Segher Boessenkool  <segher@kernel.crashing.org>

	PR middle-end/71310
	* fold-const.c (optimize_bit_field_compare): Don't try to use
	word_mode unconditionally for reading the bit field, look at
	DECL_BIT_FIELD_REPRESENTATIVE instead.

2016-06-11  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/71478
	* tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
	vector integer type.

2016-06-10  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/71494
	* tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
	without LABEL_DECL, set *handled_ops_p to false instead of true.

2016-06-10  Martin Sebor  <msebor@redhat.com>

	PR c/71392
	* builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
	(ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
	* builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
	them.
	(BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
	(BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
	(BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
	(BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
	(BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
	(BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
	(BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
	(BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.

2016-06-10  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* config/arm/arm.h (pool_vector_label,
	return_used_this_function): Remove.

2016-06-10  Jeff Law  <law@redhat.com>

	PR tree-optimization/71335
	* tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
	zero length paths here.
	(convert_and_register_jump_thread_path): Remove hacks related to
	duplicated blocks in the jump thread path.
	(fsm_find_control_statement_thread_paths): Avoid putting the same
	block on the thread path twice, but ensure the thread path is
	unchanged from the caller's point of view.

2016-06-10  Jan Hubicka  <hubicka@ucw.cz>

	* predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
	* predict.def (PRED_LOOP_BRANCH): Remove.

2016-06-10  David Malcolm  <dmalcolm@redhat.com>

	* Makefile.in (OBJS): Add ggc-tests.o.
	(GTFILES): Add ggc-tests.c.
	* ggc-tests.c: New file.
	* selftest-run-tests.c (selftest::run_tests): Call
	selftest::ggc_tests_c_tests.
	* selftest.h (selftest::ggc_tests_c_tests): New prototype.

2016-06-10  Alexander Monakov  <amonakov@ispras.ru>

	* match.pd (-1 / B < A): Use :c to avoid pattern duplication.

2016-06-10  Maxim Ostapenko  <m.ostapenko@samsung.com>

	PR sanitizer/71480
	* varasm.c (place_block_symbol): Adjust alignment for asan protected
	STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.

2016-06-10  Jan Hubicka  <hubicka@ucw.cz>

	* profile.c: Include cfgloop.h.
	(branch_prob): Compute estimated number of iterations.
	* tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
	recompute estimate number of iterations from profile.

2016-06-10  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	PR inline-asm/68843
	* reg-stack.c (check_asm_stack_operands): Explicit input arguments
	must be grouped on top of stack.  Don't force early clobber
	on ordinary reg outputs.

2016-06-10  Richard Biener  <rguenther@suse.de>

	* targhooks.c (default_builtin_vectorization_cost): Adjust
	vec_construct cost.

2016-06-10  Richard Biener  <rguenther@suse.de>

	* gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
	to fold the RHS to a constant if possible.

2016-06-10  Thomas Schwinge  <thomas@codesourcery.com>

	PR middle-end/71373
	* tree-nested.c (convert_nonlocal_omp_clauses)
	(convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
	OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
	OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.

	* gimplify.c (gimplify_adjust_omp_clauses): Discard
	OMP_CLAUSE_TILE.
	* omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.

	* omp-low.c (scan_sharing_clauses): Don't expect
	OMP_CLAUSE__CACHE_.

2016-06-10  Alan Hayward  <alan.hayward@arm.com>

	PR tree-optimization/71407
	PR tree-optimization/71416
	* tree-vect-loop.c (vectorizable_live_operation): Use vectype for
	BIT_FIELD_REF type.

2016-06-10  Richard Biener  <rguenther@suse.de>

	PR middle-end/71477
	* cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.

2016-06-09  Eric Botcazou  <ebotcazou@adacore.com>

	* df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.

2016-06-09  Vladimir Makarov  <vmakarov@redhat.com>
	    Jiong Wang  <jiong.wang@arm.com>

	PR rtl-optimization/70751
	* lra-constraints.c (process_alt_operands): Recognize Non-pseudo
	spilled into memory.

2016-06-09  Jonathan Yong  <10walls@gmail.com>

	Revert:
	2015-09-21  Jonathan Yong  <10walls@gmail.com>

	* config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
	sysroot/usr/lib/32api for additional win32 libraries,
	fixes failing Cygwin bootstrapping.

2016-06-09  Marcin Baczyński  <marbacz@gmail.com>

	* diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
	Delete.

2016-06-09  David Malcolm  <dmalcolm@redhat.com>

	PR bootstrap/71471
	* pretty-print.c (pp_indent): Specify that %p is printed in a
	host-dependent manner.
	(test_pp_format): Remove the test for %p.

2016-06-09  Maciej W. Rozycki  <macro@imgtec.com>

	* config/mips/mips.c (mips_output_jump): Fix formatting.

2016-06-09  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71462
	* tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
	removed blocks.

2016-06-09  Martin Liska  <mliska@suse.cz>

	* predict.c (dump_prediction): Add new argument.
	(enum predictor_reason): New enum.
	(struct predictor_hash): New struct.
	(predictor_hash::hash): New function.
	(predictor_hash::equal): Likewise.
	(not_removed_prediction_p): New function.
	(prune_predictions_for_bb): Likewise.
	(combine_predictions_for_bb): Prune predictions.

2016-06-09  Martin Liska  <mliska@suse.cz>

	* predict.c (filter_predictions): New function.
	(remove_predictions_associated_with_edge): Use the filter
	function.
	(equal_edge_p): New function.

2016-06-09  Stefan Bruens  <stefan.bruens@rwth-aachen.de>

	* doc/invoke.texi (ARM Options): Use lexicographical ordering.
	Correct usage of @samp vs @option, add @samp where appropriate.
	Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
	Add armv6s-m and document it, as it is no official ARM name.

2016-06-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* ifcvt.c (struct noce_if_info): Add transform_name field.
	(noce_try_move): Set if_info->transform_name to the function name.
	(noce_try_ifelse_collapse): Likewise.
	(noce_try_store_flag): Likewise.
	(noce_try_inverse_constants): Likewise.
	(noce_try_store_flag_constants): Likewise.
	(noce_try_addcc): Likewise.
	(noce_try_store_flag_mask): Likewise.
	(noce_try_cmove): Likewise.
	(noce_try_cmove_arith): Likewise.
	(noce_try_minmax): Likewise.
	(noce_try_abs): Likewise.
	(noce_try_sign_mask): Likewise.
	(noce_try_bitop): Likewise.
	(noce_convert_multiple_sets): Likewise.
	(noce_process_if_block): Print if_info->transform_name to
	dump_file if transformation succeeded.

2016-06-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/cortex-a57.md (cortex_a57_alu):
	Handle csel type.

2016-06-08  Martin Sebor  <msebor@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR c++/70507
	PR c/68120
	* builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
	BUILT_IN_MUL_OVERFLOW_P): New builtins.
	* builtins.c: Include gimple-fold.h.
	(fold_builtin_arith_overflow): Handle
	BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
	(fold_builtin_3): Likewise.
	* doc/extend.texi (Integer Overflow Builtins): Document
	__builtin_{add,sub,mul}_overflow_p.

2016-06-08  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
	SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).

2016-06-08  Alan Lawrence  <alan.lawrence@arm.com>

	* config/aarch64/aarch64.c (aarch64_function_arg_alignment):
	Rewrite, looking one level down for records and arrays.

2016-06-08  David Malcolm  <dmalcolm@redhat.com>

	* pretty-print.c: Include "selftest.h".
	(pp_format): Fix comment.
	(identifier_to_locale): Likewise.
	(selftest::test_basic_printing): New function.
	(selftest::assert_pp_format): New function.
	(selftest::test_pp_format): New function.
	(selftest::pretty_print_c_tests): New function.
	* selftest-run-tests.c (selftest::run_tests): Call
	selftest::pretty_print_c_tests.
	* selftest.h (pretty_print_c_tests): New declaration.

2016-06-07  Jan Hubicka  <hubicka@ucw.cz>

	* invoke.texi (max-loop-headers-insns): Document.
	* params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
	* tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
	(ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.

2016-06-08  Richard Biener  <rguenther@suse.de>

	* tree-vect-stmts.c (vectorizable_load): Remove restrictions
	on strided SLP loads and fall back to scalar loads in case
	we can't chunk them.

2016-06-08  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71452
	* tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
	type used for the SSA rewrite has enough precision to cover
	the dynamic type of the location.

2016-06-08  Jakub Jelinek  <jakub@redhat.com>
	    Richard Biener  <rguenther@suse.de>

	PR c++/71448
	* fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
	the same as DECL_P (base0) for indirect_base0.  Use equality_code
	in one further place.

2016-06-08  Richard Sandiford  <richard.sandiford@arm.com>

	* expmed.c (store_bit_field_1): Do not restrict a multiword op0
	to one word if the field is known to overlap other words.
	(extract_bit_field_1): Likewise.
	(store_split_bit_field): Remove compensating code.
	(extract_split_bit_field): Likewise.

2016-06-08  Bernd Schmidt  <bschmidt@redhat.com>

	PR debug/71432
	PR ada/71413
	* tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.

2016-06-08  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
	VDQF.
	* config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
	(arch64_addpv4sf): Delete.
	(reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
	"gen_aarch64_addpv4sf".
	* config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly.  Use
	builtin.
	(vpadds_f32): Likewise.
	(vpaddq_f32): Likewise.
	(vpaddq_f64): Likewise.

2016-06-08  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
	VALLF.
	* config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
	to VALLF.  Rename to "fabd<mode>3".
	"*fabd_scalar<mode>3): Delete.
	* config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
	Use builtin.
	(vabdd_f64): Likewise.
	(vabd_f32): Likewise.
	(vabd_f64): Likewise.
	(vabdq_f32): Likewise.
	(vabdq_f64): Likewise.

2016-06-08  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
	VALLF.
	* config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
	"aarch64_rsqrts<mode>".
	* config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
	* config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly.  Use
	builtin.
	(vrsqrtsd_f64): Likewise.
	(vrsqrts_f32): Likewise.
	(vrsqrts_f64): Likewise.
	(vrsqrtsq_f32): Likewise.
	(vrsqrtsq_f64): Likewise.

2016-06-08  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
	VALLF.
	* config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
	"aarch64_rsqrte<mode>".
	* config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
	* config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly.  Use
	builtin.
	(vrsqrted_f64): Likewise.
	(vrsqrte_f32): Likewise.
	(vrsqrte_f64): Likewise.
	(vrsqrteq_f32): Likewise.
	(vrsqrteq_f64): Likewise.

2016-06-08  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
	(ucvtf): Likewise.
	(fcvtzs): Likewise.
	(fcvtzu): Likewise.
	* config/aarch64/aarch64-simd.md
	(<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
	(<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
	* config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
	Use builtin.
	(vcvt_n_f32_u32): Likewise.
	(vcvt_n_s32_f32): Likewise.
	(vcvt_n_u32_f32): Likewise.
	(vcvtq_n_f32_s32): Likewise.
	(vcvtq_n_f32_u32): Likewise.
	(vcvtq_n_f64_s64): Likewise.
	(vcvtq_n_f64_u64): Likewise.
	(vcvtq_n_s32_f32): Likewise.
	(vcvtq_n_s64_f64): Likewise.
	(vcvtq_n_u32_f32): Likewise.
	(vcvtq_n_u64_f64): Likewise.
	* config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
	(VSDQ_SDI): Likewise.
	(fcvt_target): Support V4DI, V4SI and V2SI.
	(FCVT_TARGET): Likewise.

2016-06-08  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
	(TYPES_BINOP_SUS): Likewise.
	(aarch64_simd_builtin_data): Update include file name.
	(aarch64_builtins): Likewise.
	* config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
	for conversion between scalar float-point and fixed-point.
	(ucvtf): Likewise.
	(fcvtzs): Likewise.
	(fcvtzu): Likewise.
	* config/aarch64/aarch64.md
	(<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
	pattern for conversion between scalar float to fixed-pointer.
	(<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
	(UNSPEC_FCVTZS): New UNSPEC enumeration.
	(UNSPEC_FCVTZU): Likewise.
	(UNSPEC_SCVTF): Likewise.
	(UNSPEC_UCVTF): Likewise.
	* config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
	Use builtin.
	(vcvtd_n_f64_u64): Likewise.
	(vcvtd_n_s64_f64): Likewise.
	(vcvtd_n_u64_f64): Likewise.
	(vcvtd_n_f32_s32): Likewise.
	(vcvts_n_f32_u32): Likewise.
	(vcvtd_n_s32_f32): Likewise.
	(vcvts_n_u32_f32): Likewise.
	* config/aarch64/iterators.md (fcvt_target): Support integer to float
	mapping.
	(FCVT_TARGET): Likewise.
	(FCVT_FIXED2F): New iterator.
	(FCVT_F2FIXED): Likewise.
	(fcvt_fixed_insn): New define_int_attr.

2016-06-07  Jan Hubicka  <hubicka@ucw.cz>

	* predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
	some statements was removed.

2016-06-08  Alan Hayward  <alan.hayward@arm.com>

	* tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
	* tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
	(vect_can_advance_ivs_p): likewise.
	(vect_update_ivs_after_vectorizer): likewise.
	* tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
	(vect_analyze_scalar_cycles_1): likewise.
	(vect_analyze_loop_operations): likewise.
	(report_vect_op): likewise.
	(vect_is_slp_reduction): likewise.
	(vect_is_simple_reduction): likewise.
	(get_initial_def_for_induction): likewise.
	(vect_transform_loop): likewise.
	* tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
	(vect_recog_sad_pattern): likewise.
	(vect_recog_widen_sum_pattern): likewise.
	(vect_recog_widening_pattern): likewise.
	(vect_recog_divmod_pattern): likewise.
	* tree-vect-slp.c (vect-build-slp_tree_1): likewise.
	(vect_analyze_slp_instance): likewise.
	(vect_transform_slp_perm_load): likewise.
	(vect_schedule_slp_instance): likewise.

2016-06-07  Jan Hubicka  <hubicka@ucw.cz>

	* predict.c (predict_iv_comparison): Mention that heuristics is broken.
	(return_prediction): PRED_CONST_RETURN predict return as not taken.
	* predict.def (PRED_CONTINUE): Change hitrate 50->67
	(PRED_LOOP_BRANCH): Document predictor as broken.
	(PRED_LOOP_EXIT): Change hitrate 91->92.
	(PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
	(PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
	(PRED_OPCODE_POSITIVE): Change hitrate 79->64.
	(PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
	(PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
	(PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
	(PRED_CALL): Chane hitrate 71->67.
	(PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
	(PRED_GOTO): Document as unused right now.
	(PRED_CONST_RETURN): Change hitrate 67->69
	(PRED_NEGATIVE_RETURN): Change hitrate 96->98
	(PRED_NULL_RETURN): Change hitrate 91->90.
	(PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
	(PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
	(PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.

2016-06-07  Bill Seurer  <seurer@linux.vnet.ibm.com>

	* config/rs6000/altivec.h: Add __builtin_vec_mul.
	* config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
	special case Altivec builtin.
	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
	VSX_BUILTIN_VEC_MUL (replaced with special case code).
	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
	code for ALTIVEC_BUILTIN_VEC_MUL.
	* config/rs6000/rs6000.c (altivec_init_builtins): Add definition
	for __builtin_vec_mul.

2016-06-07  Peter Bergner  <bergner@vnet.ibm.com>

	* doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
	-mno-htm.

2016-06-07  David Malcolm  <dmalcolm@redhat.com>

	* spellcheck.c (selftest::test_find_closest_string): New function.
	(spellcheck_c_tests): Call the above.

2016-06-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.

2016-06-07  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
	Yv=Yv,C alternatives.

2016-06-07  Richard Biener  <rguenther@suse.de>

	PR c/61564
	* common.opt (ffast-math): Make Optimization.

2016-06-07  Simon Dardis  <simon.dardis@imgtec.com>
	    Prachi Godbole  <prachi.godbole@imgtec.com>

	* config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
	`fabs' and `fneg' type attributes.
	(p5600_fpu_fabs): Add `fmove' to the comment.

2016-06-07  Jan Hubicka  <hubicka@ucw.cz>

	* gimple.c: Include builtins.h
	(gimple_inexpensive_call_p): New function.
	* gimple.h (gimple_inexpensive_call_p): Declare.
	* tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
	* tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
	fix formatting.

2016-06-07  Paolo Carlini  <paolo.carlini@oracle.com>

	* diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
	(inform, inform_at_rich_loc, inform_n, warning, warning_at,
	warning_at_rich_loc, warning_n, pedwarn, permerror,
	permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
	sorry, fatal_error, internal_error, internal_error_no_backtrace):
	Use the above.

2016-06-07  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71428
	* tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
	BIT_FIELD_REF op vs. load.

2016-06-07  Richard Biener  <rguenther@suse.de>

	PR middle-end/71423
	* match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
	for signed ops.

2016-06-06  John David Anglin  <danglin@gcc.gnu.org>

	* config/pa/pa.md (call): Generate indirect long calls to non-local
	functions on TARGET_64BIT.
	(call_value): Likewise.

2016-06-06  John David Anglin  <danglin@gcc.gnu.org>

	* config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
	pattern and subsequent splitters.
	(call_val_reg_64bit_post_reload): Likewise.

2016-06-07  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/71408
	* tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
	propagate_op_to_single_use.

2016-06-07  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/71281
	* tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.

2016-06-07  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
	(enum x86_dirflag_state): New enum.
	(NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
	(machine_function): Remove needs_cld.
	(ix86_current_function_needs_cld): Remove.
	* config/i386/i386.c (ix86_set_func_type): Set
	ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
	(ix86_expand_prologue): Do not emit CLD here.
	(ix86_dirflag_mode_needed): New function.
	(ix86_dirflag_mode_entry): Ditto.
	(ix86_mode_needed): Handle X86_DIRFLAG entity.
	(ix86_mode_after): Ditto.
	(ix86_mode_entry): Ditto.
	(ix86_mode_exit): Ditto.
	(ix86_emit_mode_set): Ditto.
	* config/i386/i386.md (strmov_singleop): Set
	ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
	Do not set ix86_current_function_needs_cld.
	(rep_mov): Ditto.
	(strset_singleop): Ditto.
	(rep_stos): Ditto.
	(cmpstrnqi_nz_1): Ditto.
	(cmpstrnqi_1): Ditto.
	(strlenqi_1): Ditto.

2016-06-06  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/71259
	* tree-vect-slp.c (vect_get_constant_vectors): For
	VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
	one for constant op, and use COND_EXPR for non-constant.

2016-06-06  David Malcolm  <dmalcolm@redhat.com>

	* Makefile.in (OBJS): Add function-tests.o,
	hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
	selftest-run-tests.o.
	(OBJS-libcommon): Add selftest.o.
	(OBJS-libcommon-target): Add selftest.o.
	(all.internal): Add "selftest".
	(all.cross): Likewise.
	(selftest): New phony target.
	(s-selftest): New target.
	(selftest-gdb): New phony target.
	(COLLECT2_OBJS): Add selftest.o.
	* bitmap.c: Include "selftest.h".
	(selftest::test_gc_alloc): New function.
	(selftest::test_set_range): New function.
	(selftest::test_clear_bit_in_middle): New function.
	(selftest::test_copying): New function.
	(selftest::test_bitmap_single_bit_set_p): New function.
	(selftest::bitmap_c_tests): New function.
	* common.opt (fself-test): New.
	* diagnostic-show-locus.c: Include "selftest.h".
	(make_range): New function.
	(test_range_contains_point_for_single_point): New function.
	(test_range_contains_point_for_single_line): New function.
	(test_range_contains_point_for_multiple_lines): New function.
	(assert_eq): New function.
	(test_get_line_width_without_trailing_whitespace): New function.
	(selftest::diagnostic_show_locus_c_tests): New function.
	* et-forest.c: Include "selftest.h".
	(selftest::test_single_node): New function.
	(selftest::test_simple_tree): New function.
	(selftest::test_disconnected_nodes): New function.
	(selftest::et_forest_c_tests): New function.
	* fold-const.c: Include "selftest.h".
	(selftest::assert_binop_folds_to_const): New function.
	(selftest::assert_binop_folds_to_nonlvalue): New function.
	(selftest::test_arithmetic_folding): New function.
	(selftest::fold_const_c_tests): New function.
	* function-tests.c: New file.
	* gimple.c: Include "selftest.h".
	Include "gimple-pretty-print.h".
	(selftest::verify_gimple_pp): New function.
	(selftest::test_assign_single): New function.
	(selftest::test_assign_binop): New function.
	(selftest::test_nop_stmt): New function.
	(selftest::test_return_stmt): New function.
	(selftest::test_return_without_value): New function.
	(selftest::gimple_c_tests): New function.
	* hash-map-tests.c: New file.
	* hash-set-tests.c: New file.
	* input.c: Include "selftest.h".
	(selftest::assert_loceq): New function.
	(selftest::test_accessing_ordinary_linemaps): New function.
	(selftest::test_unknown_location): New function.
	(selftest::test_builtins): New function.
	(selftest::test_reading_source_line): New function.
	(selftest::input_c_tests): New function.
	* rtl-tests.c: New file.
	* selftest-run-tests.c: New file.
	* selftest.c: New file.
	* selftest.h: New file.
	* spellcheck.c: Include "selftest.h".
	(selftest::levenshtein_distance_unit_test_oneway): New function,
	adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
	(selftest::levenshtein_distance_unit_test): Likewise.
	(selftest::spellcheck_c_tests): Likewise.
	* toplev.c: Include selftest.h.
	(toplev::run_self_tests): New.
	(toplev::main): Handle -fself-test.
	* toplev.h (toplev::run_self_tests): New.
	* tree.c: Include "selftest.h".
	(selftest::test_integer_constants): New function.
	(selftest::test_identifiers): New function.
	(selftest::test_labels): New function.
	(selftest::tree_c_tests): New function.
	* tree-cfg.c: Include "selftest.h".
	(selftest::push_fndecl): New function.
	(selftest::test_linear_chain): New function.
	(selftest::test_diamond): New function.
	(selftest::test_fully_connected): New function.
	(selftest::tree_cfg_c_tests): New function.
	* vec.c: Include "selftest.h".
	(selftest::safe_push_range): New function.
	(selftest::test_quick_push): New function.
	(selftest::test_safe_push): New function.
	(selftest::test_truncate): New function.
	(selftest::test_safe_grow_cleared): New function.
	(selftest::test_pop): New function.
	(selftest::test_safe_insert): New function.
	(selftest::test_ordered_remove): New function.
	(selftest::test_unordered_remove): New function.
	(selftest::test_block_remove): New function.
	(selftest::reverse_cmp): New function.
	(selftest::test_qsort): New function.
	(selftest::vec_c_tests): New function.c.
	* wide-int.cc: Include selftest.h and wide-int-print.h.
	(selftest::from_int <wide_int>): New function.
	(selftest::from_int <offset_int>): New function.
	(selftest::from_int <widest_int>): New function.
	(selftest::assert_deceq): New function.
	(selftest::assert_hexeq): New function.
	(selftest::test_printing <VALUE_TYPE>): New function template.
	(selftest::test_ops <VALUE_TYPE>): New function template.
	(selftest::test_comparisons <VALUE_TYPE>): New function template.
	(selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
	template.
	(selftest::wide_int_cc_tests): New function.

2016-06-06  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR middle-end/37780
	* ifcvt.c (noce_try_ifelse_collapse): New function.
	Declare prototype.
	(noce_process_if_block): Call noce_try_ifelse_collapse.
	* simplify-rtx.c (simplify_cond_clz_ctz): New function.
	(simplify_ternary_operation): Use the above to simplify
	conditional CLZ/CTZ expressions.

2016-06-06  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR middle-end/37780
	* config/aarch64/aarch64.md (ctz<mode>2): Convert to
	define_insn_and_split.

2016-06-06  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR middle-end/37780
	* config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.

2016-06-06  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	PR c/24414
	* cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
	Implicitly clobber memory for basic asm with non-empty assembler
	string.  Use targetm.md_asm_adjust also here.
	* compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
	* final.c (final_scan_insn): Handle basic asm in PARALLEL block.
	* gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
	non-empty assembler string.
	* ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
	* recog.c (asm_noperands): Handle basic asm in PARALLEL block.
	(decode_asm_operands): Handle basic asm in PARALLEL block.
	(extract_insn): Handle basic asm in PARALLEL block.
	* doc/extend.texi: Mention new behavior of basic asm.
	* config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
	* config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
	branch_needs_nop_p): Use asm_noperands.

2016-06-06  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* config/sparc/sparc.md (cpu): Add niagara7 cpu type.
	Include the M7 SPARC DFA scheduler.
	New attribute v3pipe.
	Annotate insns with v3pipe where appropriate.
	Define cpu_feature vis4.
	Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
	Add (V8QI "8") to vbits.
	Add insns {add,sub}v8qi3
	Add insns ss{add,sub}v8qi3
	Add insns us{add,sub}{v8qi,v4hi}3
	Add insns {min,max}{v8qi,v4hi,v2si}3
	Add insns {minu,maxu}{v8qi,v4hi,v2si}3
	Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
	* config/sparc/niagara4.md: Add a comment explaining the
	discrepancy between the documented latenty numbers and the
	implemented ones.
	* config/sparc/niagara7.md: New file.
	* configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
	supports SPARC5 and VIS 4.0 instructions.
	* configure: Regenerate.
	* config.in: Likewise.
	* config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
	* config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
	TARGET_CPU_niagara7.
	(ASM_CPU64_DEFAULT_SPEC): Likewise.
	(CPP_CPU_SPEC): Handle niagara7.
	(ASM_CPU_SPEC): Likewise.
	* config/sparc/sparc-opts.h (processor_type): Add
	PROCESSOR_NIAGARA7.
	(mvis4): New option.
	* config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
	(AS_NIAGARA7_FLAG): Define.
	(ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
	(CPP_CPU64_DEFAULT_SPEC): Likewise.
	(CPP_CPU_SPEC): Handle niagara7.
	(ASM_CPU_SPEC): Likewise.
	* config/sparc/sparc.c (niagara7_costs): Define.
	(sparc_option_override): Handle niagara7 and adjust cache-related
	parameters with better values for niagara cpus.  Also support VIS4.
	(sparc32_initialize_trampoline): Likewise.
	(sparc_use_sched_lookahead): Likewise.
	(sparc_issue_rate): Likewise.
	(sparc_register_move_cost): Likewise.
	(dump_target_flag_bits): Support VIS4.
	(sparc_vis_init_builtins): Likewise.
	(sparc_builtins): Likewise.
	* config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
	VIS4 4.0.
	* config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
	UltraSparc M7.
	* config/sparc/sparc.opt (sparc_processor_type): New value
	niagara7.
	* config/sparc/visintrin.h (__attribute__): Prototypes for the
	VIS4 builtins.
	* doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
	-mvis4.
	* doc/extend.texi (SPARC VIS Built-in Functions): Document the
	VIS4 builtins.

2016-06-06  Jonathan Wakely  <jwakely@redhat.com>

	* doc/sourcebuild.texi (Directives): Remove extra closing braces.

2016-06-06  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71398
	* tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
	remove edges.

2016-06-05  James Bowman  <james.bowman@ftdichip.com>

	* config/ft32/ft32.c (ft32_setup_incoming_varargs,
	ft32_expand_prolog, ft32_expand_epilogue):
	Handle pretend_args.
	* config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
	* config/ft32/ft32.md: Add pretend_returner.

2016-06-06  Uros Bizjak  <ubizjak@gmail.com>

	PR target/71389
	* config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
	Copy op1 RTX to avoid invalid sharing.
	(ix86_expand_vector_move_misalign): Ditto.

2016-06-05  John David Anglin  <danglin@gcc.gnu.org>

	* expr.c (move_by_pieces_d::generate): Mark mode parameter with
	ATTRIBUTE_UNUSED.

2016-06-05  Jan Hubicka  <hubicka@ucw.cz>

	* predict.c (predicted_by_loop_heuristics_p): New function.
	(predict_iv_comparison): Use it.
	(predict_loops): Walk from innermost loops; do not predict edges
	leaving multiple loops multiple times; implement
	PRED_LOOP_ITERATIONS_MAX heuristics.
	* predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.

2016-06-05  Jan Hubicka  <hubicka@ucw.cz>

	* cfg.c (check_bb_profile): Do not report mismatched profiles when
	only edges out of BB are EH edges.

2016-06-04  Martin Sebor  <msebor@redhat.com>
	    Marcin Baczyński  <marbacz@gmail.com>

	PR c/48116
	* doc/invoke.texi (-Wreturn-type): Mention not warning on return with
	a void expression in a void function.

2016-06-03  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
	aux; dump reasons of decisions.
	(should_duplicate_loop_header_p): Likewise.
	(do_while_loop_p): Likewise.
	(ch_base::copy_headers): Dump asi num insns duplicated.

2016-06-04  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/71405
	* tree-ssa.c (execute_update_addresses_taken): For clobber with
	incompatible type, build a new clobber with the right type instead
	of building a VIEW_CONVERT_EXPR around it.

2016-06-04  Oleg Endo  <olegendo@gcc.gnu.org>

	PR tree-optimization/52171
	* config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
	by_pieces_ninsns instead of move_by_pieces_ninsns.

2016-06-04  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
	for reg+reg addressing mode.

2016-06-03  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* rs6000-c.c (c/c-tree.h): Add #include.
	(altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
	in C++ when found in the base position of vec_ld or vec_st.

2016-06-03  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
	use of profile unless profile status is PROFILE_READ.
	* profile.c (compute_branch_probabilities): Set profile status
	only after reporting predictor hitrates.

2016-06-03  Joseph Myers  <joseph@codesourcery.com>

	PR target/71276
	PR target/71277
	* common.opt (ffp-int-builtin-inexact): New option.
	* doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
	* doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
	(ceil@var{m}2): Document dependence on this option.
	* ipa-inline-transform.c (inline_call): Handle
	flag_fp_int_builtin_inexact.
	* ipa-inline.c (can_inline_edge_p): Likewise.
	* config/i386/i386.md (rintxf2): Do not test
	flag_unsafe_math_optimizations.
	(rint<mode>2_frndint): New define_insn.
	(rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
	or !flag_trapping_math for SSE.  Just use gen_rint<mode>2_frndint
	for 387 instead of extending and truncating.
	(frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
	!flag_trapping_math instead of flag_unsafe_math_optimizations.
	Change to frndint<mode>2_<rounding>.
	(frndintxf2_<rounding>_i387): Likewise.  Change to
	frndint<mode>2_<rounding>_i387.
	(<rounding_insn>xf2): Likewise.
	(<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
	!flag_trapping_math instead of flag_unsafe_math_optimizations for
	x87.  Test TARGET_ROUND || !flag_trapping_math ||
	flag_fp_int_builtin_inexact instead of !flag_trapping_math for
	SSE.  Use ROUND_NO_EXC in constant operand of
	gen_sse4_1_round<mode>2.  Just use gen_frndint<mode>2_<rounding>
	for 387 instead of extending and truncating.

2016-06-03  H.J. Lu  <hongjiu.lu@intel.com>
	    Julia Koval  <julia.koval@intel.com>

	PR target/66960
	PR target/67630
	PR target/67634
	PR target/67841
	PR target/68037
	PR target/68618
	PR target/68661
	PR target/69575
	PR target/69596
	PR target/69734
	* config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
	* config/i386/i386.c (ix86_conditional_register_usage): Preserve
	all registers, except for function return registers if there are
	no caller-saved registers.
	(ix86_set_func_type): New function.
	(ix86_set_current_function): Call ix86_set_func_type to set
	no_caller_saved_registers and func_type.  Call reinit_regs if
	caller-saved registers are changed.  Don't allow MPX, SSE, MMX
	nor x87 instructions in interrupt handler nor function with
	no_caller_saved_registers attribute.
	(ix86_function_ok_for_sibcall): Return false if there are no
	caller-saved registers.
	(type_natural_mode): Don't warn ABI change for MMX in interrupt
	handler.
	(ix86_function_arg_advance): Skip for callee in interrupt handler.
	(ix86_function_arg): Return special arguments in interrupt handler.
	(ix86_promote_function_mode): Promote pointer to word_mode only
	for normal functions.
	(ix86_can_use_return_insn_p): Don't use `ret' instruction in
	interrupt handler.
	(ix86_epilogue_uses): New function.
	(ix86_hard_regno_scratch_ok): Likewise.
	(ix86_save_reg): Preserve all registers in interrupt handler
	after reload.  Preserve all registers, except for function return
	registers, if there are no caller-saved registers after reload.
	(find_drap_reg): Always use callee-saved register if there are
	no caller-saved registers.
	(ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
	for interrupt handler.
	(ix86_expand_prologue): Don't allow DRAP in interrupt handler.
	Emit cld instruction if stringops are used in interrupt handler
	or interrupt handler isn't a leaf function.
	(ix86_expand_epilogue): Generate interrupt return for interrupt
	handler and pop the 'ERROR_CODE' off the stack before interrupt
	return in exception handler.
	(ix86_expand_call): Disallow calling interrupt handler directly.
	If there are no caller-saved registers, mark all registers that
	are clobbered by the call which returns as clobbered.
	(ix86_handle_no_caller_saved_registers_attribute): New function.
	(ix86_handle_interrupt_attribute): Likewise.
	(ix86_attribute_table): Add interrupt and no_caller_saved_registers
	attributes.
	(TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
	* config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
	accumulation in interrupt function if stack may be realigned to
	avoid DRAP.
	(EPILOGUE_USES): New.
	(function_type): New enum.
	(machine_function): Add func_type and no_caller_saved_registers.
	* config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
	(interrupt_return): New pattern.
	* doc/extend.texi: Document x86 interrupt and
	no_caller_saved_registers attributes.

2016-06-03  Bernd Schmidt  <bschmidt@redhat.com>

	PR tree-optimization/52171
	* builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
	(expand_builtin_memcmp): New arg RESULT_EQ.  All callers changed.
	Look for constant strings.  Move some code to emit_block_cmp_hints
	and use it.
	* builtins.def (BUILT_IN_MEMCMP_EQ): New.
	* defaults.h (COMPARE_MAX_PIECES): New macro.
	* expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
	(move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
	(clear_by_pieces_1): Don't declare.  Move definition before use.
	(can_do_by_pieces): New static function.
	(can_move_by_pieces): Use it.  Return bool.
	(by_pieces_ninsns): Renamed from move_by_pieces_ninsns.  New arg
	OP.  All callers changed.  Handle COMPARE_BY_PIECES.
	(class pieces_addr); New.
	(pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
	pieces_addr::adjust, pieces_addr::increment_address,
	pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
	functions for it.
	(class op_by_pieces_d): New.
	(op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
	functions for it.
	(class move_by_pieces_d, class compare_by_pieces_d,
	class store_by_pieces_d): New subclasses of op_by_pieces_d.
	(move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
	move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
	store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
	compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
	compare_by_pieces_d::finish_mode): New member functions.
	(compare_by_pieces, emit_block_cmp_via_cmpmem): New static
	functions.
	(expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
	(emit_block_cmp_hints): New function.
	(move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
	use the newly defined classes.
	* expr.h (by_pieces_constfn): New typedef.
	(can_store_by_pieces, store_by_pieces): Use it in arg declarations.
	(emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
	(move_by_pieces_ninsns): Don't declare.
	(can_move_by_pieces): Change return value to bool.
	* target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
	(compare_by_pieces_branch_ratio): New hook.
	* target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
	(by_pieces_ninsns): Declare.
	* targethooks.c (default_use_by_pieces_infrastructure_p): Handle
	COMPARE_BY_PIECES.
	(default_compare_by_pieces_branch_ratio): New function.
	* targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
	* doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
	* doc/tm.texi: Regenerate.
	* tree-ssa-strlen.c: Include "builtins.h".
	(handle_builtin_memcmp): New static function.
	(strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
	* tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.

2016-06-03  Alan Hayward  <alan.hayward@arm.com>

	* tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
	relevant stmts which are simple and invariant.
	* tree-vect-loop.c (vectorizable_live_operation): Check relevance
	instead of simple and invariant

2016-06-03  Alan Hayward  <alan.hayward@arm.com>

	* tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
	(vectorizable_reduction): Check for new relevant state.
	(vectorizable_live_operation): vectorize live stmts using
	BIT_FIELD_REF.  Remove special case for gimple assigns stmts.
	* tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
	(vect_stmt_relevant_p): Check for stmts which are only used live.
	(process_use): Use of a stmt does not inherit it's live value.
	(vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
	(vect_analyze_stmt): Check for new relevant state.
	* tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
	outside the loop, but not inside it.

2016-06-03  Alan Hayward  <alan.hayward@arm.com>

	* tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
	* tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
	(vect_get_vec_def_for_operand): Split out code.

2016-06-03  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.

2016-06-03  Alan Hayward  <alan.hayward@arm.com>

	* tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.

2016-06-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.

2016-06-03  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/71387
	* cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
	to noreturn e->callee->decl that has void return type and void
	arguments, adjust gimple_call_fntype and remove lhs even if it had
	previously addressable type.

2016-06-02  Jeff Law  <law@redhat.com>

	PR tree-optimization/71328
	* tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
	error when checking for a jump back onto the copied path.

2016-06-02  David Malcolm  <dmalcolm@redhat.com>

	* config/microblaze/microblaze.c (get_branch_target): Add return
	NULL_RTX for the non-CALL_P case.
	(insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
	(insert_wic): Remove unused local "j".

2016-06-02  Martin Liska  <mliska@suse.cz>

	* predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.

2016-06-02  H.J. Lu  <hongjiu.lu@intel.com>
	    Julia Koval  <julia.koval@intel.com>

	* function.c (assign_parm_setup_stack): Force source into a
	register if needed.
	* target.def (function_incoming_arg): Update documentation to
	allow arbitrary address computation based on hard register.
	* doc/tm.texi: Regenerated.

2016-06-02  Martin Liska  <mliska@suse.cz>

	* predict.c (combine_predictions_for_bb): Fix first match in
	cases where a first predictor contains more than one occurence
	in list of predictors.  Take the best value in such case.

2016-06-02  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR rtl-optimization/71295
	* rtlanal.c (subreg_get_info): If taking a subreg at the requested
	offset would go over the size of the inner mode reject it.

2016-06-02  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
	x=x,x and v=v,m instead of x=x,m.

	* config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
	alternative.  Change x=x,x alternative to v=Yv,Yv and x=rm,C
	alternative to v=rm,C.

	* config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
	alternative.  Change x=xm,C alternative to v=vm,C, x=x,x alternative
	to v=Yv,Yv and x=x,m to v=v,m.  Use maybe_evex prefix attribute
	instead of vex for the last two above mentioned alternatives.

2016-06-02  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/70830
	* config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.

2016-06-02  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.

2016-06-01  David Malcolm  <dmalcolm@redhat.com>

	* config/rl78/rl78.c (rl78_expand_prologue): Convert local
	from int to unsigned.

2016-05-31  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
	alternatives, eliminating preferred register class.  Add support
	for the MTVSRDD instruction in ISA 3.0.
	(vsx_splat_v4si_internal): Use splat_input_operand instead of
	reg_or_indexed_operand.
	(vsx_splat_v4sf_internal): Likewise.

2016-05-31  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/71186
	* config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
	for loading up all 0's or all 1's.

2016-06-01  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* doc/sourcebuild.texi (arm_acq_rel): Document new effective target.

2016-06-01  Eduard Sanou  <dhole@openmailbox.org>

	* doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
	extension.
	* gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
	* gcc.c (set_source_date_epoch_envvar): New function, sets
	the SOURCE_DATE_EPOCH environment variable to the current time.

2016-06-01  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
	the factor for live Phi nodes.

2016-06-01  Jan Hubicka  <hubicka@ucw.cz>

	* loop-dolop.c (doloop_optimize): Us likely max iteration bound.
	* tree-parloops.c (parallelize_loops): likewise.
	* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
	tree_unswitch_outer_loop): likewise.

2016-06-01  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/71371
	* gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
	around creation of the temporary.

2016-06-01  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71366
	* tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
	(unloop_loops): Move removing edges here ...
	(try_unroll_loop_completely): ... from here.
	(try_peel_loop): ... and here.
	(tree_unroll_loops_completely_1): Track parent loops via
	bitmap of header BBs.
	(tree_unroll_loops_completely): Adjust for that.

2016-06-01  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/altivec.h (vec_slv): New macro.
	(vec_srv): New macro.
	* config/rs6000/altivec.md (UNSPEC_VSLV): New value.
	(UNSPEC_VSRV): New value.
	(vslv): New insn.
	(vsrv): New insn.
	* config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
	(vsrv): New builtin definition.
	* config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
	define argument types for new builtin.
	(P9V_BUILTIN_VSRV): Macro expansion to define argument types for
	new builtin.
	* doc/extend.texi: Document the new vec_vslv and vec_srv built-in
	functions.

2016-06-01  Uros Bizjak  <ubizjak@gmail.com>
	    Jocelyn Mayer  <l_indien@magic.fr>

	PR target/67310
	* config/i386/driver-i386.c (host_detect_local_cpu): Correctly
	detect processor family for signature_CENTAUR_ebx.
	<case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
	signature_CENTAUR_ebx.
	<case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
	<default>: Pass x86-64 for has_longmode.

2016-06-01  Nathan Sidwell  <nathan@acm.org>

	* config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
	undefined weak.

2016-06-01  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71261
	* tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
	of stmts successfully put in the bool pattern.  Remove
	single-use restriction.
	(adjust_bool_pattern_cast): Add cast at the use site via the
	pattern def sequence.
	(adjust_bool_pattern): Remove recursion, maintain a hash-map
	of patterned defs.  Use the pattern def seqence instead of
	multiple independent patterns.
	(sort_after_uid): New qsort compare function.
	(adjust_bool_stmts): New function to process stmts in the bool
	pattern in IL order.
	(vect_recog_bool_pattern): Adjust.
	* tree-if-conv.c (ifcvt_split_def_stmt): Remove.
	(ifcvt_walk_pattern_tree): Likewise.
	(stmt_is_root_of_bool_pattern): Likewise.
	(ifcvt_repair_bool_pattern): Likewise.
	(tree_if_conversion): Do not call ifcvt_repair_bool_pattern.

2016-06-01  Jan Hubicka  <hubicka@ucw.cz>

	* loop-unroll.c (decide_unroll_constant_iterations,
	decide_unroll_runtime_iterations, decide_unroll_stupid): Use
	likely upper bounds.
	* loop-iv.c (find_simple_exit): Dump likely upper bounds.

2016-06-01  Thomas Schwinge  <thomas@codesourcery.com>

	* tree-core.h (enum omp_clause_code): Remove
	OMP_CLAUSE_DEVICE_RESIDENT.  Adjust all users.

2016-06-01  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/sync.md (arm_store_exclusive<mode>):
	Use 'H' output modifier on operands[2] rather than creating a new
	entry in out-of-bounds memory of the operands array.
	(arm_store_release_exclusivedi): Likewise.

2016-06-01  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.c (arm_fusion_enabled_p): New function.
	* config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
	* config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
	Add "=w,0" alternative.  Enable it when AES/AESMC fusion is enabled.

2016-06-01  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-vect-loop.c (vect_determine_vectorization_factor): Also take
	into account live statements for mask producers.

2016-06-01  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71311
	* match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
	restrict to non-INTEGER_CST @0.

2016-06-01  Richard Biener  <rguenther@suse.de>

	* match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
	(relational patterns): Use :c to avoid pattern duplications.

2016-06-01  Richard Biener  <rguenther@suse.de>

	* genmatch.c (comparison_code_p): New predicate.
	(swap_tree_comparison): New function.
	(commutate): Add for_vec parameter to append new for entries.
	Support commutating relational operators by swapping it alongside
	operands.
	(lower_commutative): Adjust.
	(dt_simplify::gen): Do not pass artificial operators to gen
	functions.
	(decision_tree::gen): Do not add artificial operators as parameters.
	(parser::parse_expr): Verify operator commutativity when :c is
	applied.  Allow :C to override this.
	* match.pd: Adjust patterns to use :C instead of :c where required.

2016-06-01  Patrick Palka  <ppalka@gcc.gnu.org>

	PR tree-optimization/71077
	* tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
	the combining step, use boolean_false_node and boolean_true_node
	as the designated false/true return values.

2016-05-31  Jan Hubicka  <hubicka@ucw.cz>

	* predict.def (PRED_LOOP_EXTRA_EXIT): Define.
	* predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
	(predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
	PRED_LOOP_EXIT.

2016-05-31  Jan Hubicka  <hubicka@ucw.cz>

	* doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
	of flags impliying the register renaming.
	* toplev.c (process_options): Do not imply flag_rename_registers with
	loop peeling.

2016-05-31  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
	default implementation.

2016-05-31  Nathan Sidwell  <nathan@acm.org>

	* dwarf2out.c (cur_line_info_table): Add GTY marker.

2016-05-31  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/constraints.md (b): Remove constraint.
	* config/sh/predicates.md (arith_reg_operand): Remove
	TARGET_REGISTER_P.
	* config/sh/sh-modes.def (PDI): Remove.
	* config/sh/sh.c (sh_target_reg_class,
	sh_optimize_target_register_callee_saved): Remove functions.
	(sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
	(sh_expand_epilogue): Update comment.
	(sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
	sh_secondary_reload): Remove TARGET_REGS related code.
	* config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
	TARGET_REGISTER_P): Remove macros.
	(SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
	* config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
	TR1_REG, TR2_REG): Remove constants.
	* config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.

2016-05-31  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
	define_expand patterns.
	(adddi3_compact): Rename to adddi3.
	(subdi3_compact): Rename to subdi3.
	(*negdi2): Rename to negdi2.
	(*abs<mode>2): Rename to abs<mode>2.

2016-05-31  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
	(atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
	(atomic_sub_fetchsi): ... this new pattern.
	(mvtc): Add CC_REG clobber.

2016-05-31  Marek Polacek  <polacek@redhat.com>

	* gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.

2016-05-31  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
	aarch64_fusion_enabled_p to check for fusion capabilities.

2016-05-31  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71352
	* tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
	minus one and a negate.

2016-05-31  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
	* config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
	Delete prototype.
	* config/aarch64/iterators.md (insn_count): Add descriptive comment.
	* config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
	Remove use of aarch64_simd_attr_length_move, set length attribute
	directly.
	(*aarch64_be_movoi): Likewise.
	(*aarch64_be_movci): Likewise.
	(*aarch64_be_movxi): Likewise.

2016-05-31  Jan Hubicka  <hubicka@ucw.cz>

	* loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
	It no longer does that.
	* toplev.c (process_options): Do not enable flag_web with -fpeel-loops.

2016-05-31  Wladimir J. van der Laan  <laanwj@gmail.com>

	* config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
	attribute __unused__.

2016-05-31  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm-protos.h (arm_arch_thumb1): Declare.
	* config/arm/arm.c (arm_arch_thumb1): Define.
	(arm_option_override): Initialize arm_arch_thumb1.
	* config/arm/arm.h (arm_arch_thumb1): Declare.
	(TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
	support Thumb-1 ISA.

2016-05-31  Kirill Yukhin  <kirill.yukhin@intel.com>

	PR target/71346
	* config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
	`Yv' for scalar operand.

2016-05-31  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/69068
	* graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
	phis with more than two args.

2016-05-30  Andreas Tobler  <andreast@gcc.gnu.org>

	* config.gcc: Move hard float support for arm*hf*-*-freebsd* into
	armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
	target.

2016-05-30  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
	tune_64.
	* doc/install.texi (--with-cpu-32, --with-cpu-64): Document
	support on SPARC.
	* config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
	cpu_32, cpu_64, tune_32 and tune_64.
	* config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.

2016-05-30  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".

2016-05-30  Andi Kleen  <ak@linux.intel.com>

	* auto-profile.c (read_profile): Replace asserts with errors
	when file does not exist.
	* gcov-io.c (gcov_read_words): Dito.

2016-05-30  Jan Hubicka  <hubicka@ucw.cz>

	* tree-cfg.c (print_loop): Print likely upper bounds.

2016-05-30  Jan Hubicka  <hubicka@ucw.cz>

	* doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
	* opts.c (default_options): Enable peel loops at -O3.
	* tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
	(try_peel_loop): Do not re-peel already peeled loops;
	use likely upper bounds; fix profile updating.
	(pass_complete_unroll::execute): Initialize peeled_loops.

2016-05-30  Martin Liska  <mliska@suse.cz>

	* tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
	computed costs by frequency of BB they belong to.
	(get_scaled_computation_cost_at): New function.

2016-05-30  Alexander Monakov  <amonakov@ispras.ru>
	    Marc Glisse  <marc.glisse@inria.fr>

	PR tree-optimization/71289
	* match.pd (-1 / B < A, A > -1 / B): New transformations.

2016-05-30  Jan Hubicka  <hubicka@ucw.cz>

	* tree-vect-loop.c (vect_transform_loop): Update likely bounds.

2016-05-30  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
	for peeled copies; avoid underflow when updating estimates; correctly
	scale loop profile.

2016-05-30  Kugan Vivekanandarajah  <kuganv@linaro.org>

	* tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
	r236875. Corrected oe3 to oe2 as obvious.

2016-05-30  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/71269
	PR middle-end/71252
	* tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
	that inserted stmt will not dominate stmts that defines its operand.
	(rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
	(rewrite_expr_tree_parallel): Likewise.

2016-05-30  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/71252
	* tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
	all fields including stmt_to_insert are swapped.

2016-05-30  Jan Hubicka  <hubicka@ucw.cz>

	* predict.h (force_edge_cold): Declare.
	* predict.c (force_edge_cold): New function.
	* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
	updating.
	(canonicalize_loop_induction_variables): Fix formating.

2016-05-30  Eric Botcazou  <ebotcazou@adacore.com>

	* config/visium/visium.c (visium_split_double_add): Minor tweaks.
	(visium_expand_copysign): Use gen_int_mode directly.
	(visium_compute_frame_size): Minor tweaks.

2016-05-30  Jan Hubicka  <hubicka@ucw.cz>

	* tree-vect-loop.c (vect_analyze_loop_2): Use
	likely_max_stmt_executions_int.

2016-05-30  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/69067
	* graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.

2016-05-29  Uros Bizjak  <ubizjak@gmail.com>

	PR target/71245
	* config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
	New peepholes to remove unneeded fild/fistp pairs.
	(define_peephole2 atomic_loaddi_fpu): Ditto.

2016-05-27  Jan Hubicka  <hubicka@ucw.cz>

	* predict.c (maybe_hot_frequency_p): Avoid division.

2016-05-28  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi: Use https for shop.fsf.org.

2016-05-27  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
	likely_max_stmt_executions_int.

2016-05-27  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
	likely_max_stmt_executions_int.

2016-05-27  Jan Hubicka  <hubicka@ucw.cz>

	* profile.c (compute_branch_probabilities): Do not report hitrates
	here.
	(branch_prob): Report hitrates here.
	* predict.c (gimple_predict_edge): Do not assert profile status;
	fix formatting issues.

2016-05-27  Jan Hubicka  <hubicka@ucw.cz>

	* predict.c (edge_predicted_by_p): New function.
	(predict_paths_for_bb): Do not put multiple predictions of the same type
	on one edge.

2016-05-27  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
	commit.

2016-05-28  Alan Modra  <amodra@gmail.com>

	* dominance.c (verify_dominators): Don't segfault on NULL imm_bb.

2016-05-28  Alan Modra  <amodra@gmail.com>

	PR rtl-optimization/71275
	* ira.c (ira): Free dominance info.

2016-05-27  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/sourcebuild.texi: New address for upstream Go repository.

2016-05-27  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm.h (TARGET_ARM_V6M): Remove.
	(TARGET_ARM_V7M): Likewise.

2016-05-26  Jeff Law  <law@redhat.com>

	* tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
	(thread_across_edge): Remove calls to find_jump_threads_backwards.
	* passes.def: Add jump threading passes before DOM/VRP.
	* tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
	argument to a basic block from an edge.  Remove tests which are
	handled elsewhere.
	(pass_data_thread_jumps, class pass_thread_jumps): New.
	(pass_thread_jumps::gate, pass_thread_jumps::execute): New.
	(make_pass_thread_jumps): Likewise.
	* tree-pass.h (make_pass_thread_jumps): Declare.

2016-05-27  Eric Botcazou  <ebotcazou@adacore.com>

	* config/visium/visium-protos.h (split_double_move): Rename into...
	(visium_split_double_move): ...this.
	(visium_split_double_add): Declare.
	* config/visium/visium.c (split_double_move): Rename into...
	(visium_split_double_move): ...this.
	(visium_split_double_add): New function.
	(visium_expand_copysign): Renumber operands for consistency.
	* config/visium/visium.md (DImode move splitter): Adjust to renaming.
	(DFmode move splitter): Likewise.
	(*addi3_insn): Split by means of visium_split_double_add.
	(*adddi3_insn_flags): Delete.
	(*plus_plus_sltu<subst_arith>): New insn.
	(*subdi3_insn): Split by means of visium_split_double_add.
	(subdi3_insn_flags): Delete.
	(*minus_minus_sltu<subst_arith>): New insn.
	(*negdi2_insn): Split by means of visium_split_double_add.
	(*negdi2_insn_flags): Delete.

2016-05-27  Ulrich Weigand  <uweigand@de.ibm.com>

	* configure.ac: Treat a --with-headers option without argument
	the same as the default (i.e. consult sys-include directory).
	* configure: Regenerate.

2016-05-27  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
	* config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
	prototype.
	* config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
	Add "=w,0" alternative.  Enable it when AES/AESMC fusion is enabled.

2016-05-27  Jiong Wang  <jiong.wang@arm.com>

	PR target/63596
	* config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
	tree-stdarg analysis results.
	(aarch64_setup_incoming_varargs): Likewise.

2016-05-27  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
	va_list_gpr_counter_field and va_list_fpr_counter_field.

2016-05-27  Wilco Dijkstra  <wdijkstr@arm.com>

	PR67609
	* config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
	* config/aarch64/aarch64.c
	(aarch64_cannot_change_mode_class): Remove function.
	* config/aarch64/aarch64-protos.h
	(aarch64_cannot_change_mode_class): Remove.

2016-05-27  Jan Hubicka  <hubicka@ucw.cz>

	* cfgloop.c (record_niter_bound): Record likely upper bounds.
	(likely_max_stmt_executions_int, get_likely_max_loop_iterations,
	get_likely_max_loop_iterations_int): New.
	* cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
	any_likely_upper_bound.
	(get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
	Declare.
	* cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
	* loop-unroll.c (unroll_loop_constant_iterations): Update likely
	upper bound.
	(unroll_loop_constant_iterations): Likewise.
	(unroll_loop_runtime_iterations): Likewise.
	* lto-streamer-in.c (input_cfg): Stream likely upper bounds.
	* lto-streamer-out.c (output_cfg): Likewise.
	* tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
	bounds.
	(canonicalize_loop_induction_variables): Dump likely upper bounds.
	* tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
	(likely_max_loop_iterations): New.
	(likely_max_loop_iterations_int): New.
	(likely_max_stmt_executions): New.
	* tree-ssa-loop-niter.h (likely_max_loop_iterations,
	likely_max_loop_iterations_int, likely_max_stmt_executions_int,
	likely_max_stmt_executions): Declare.

2016-05-27  Marek Polacek  <polacek@redhat.com>

	PR middle-end/71308
	* gimple-fold.c (gimple_fold_call): Check that LHS is not null.

2016-05-27  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md (2x risbg splitters): Use
	reg_overlap_mentioned_p instead of rtx_equal_p.

2016-05-27  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* combine.c (make_compound_operation): Take known zero bits into
	account when checking for possible zero_extend.

2016-05-27  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
	Use const_int_operand for operand 2 predicate.  Simplify expand code
	as a result.

2016-05-27  Ilya Enkovich  <ilya.enkovich@intel.com>

	PR middle-end/71279
	* fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
	into comparison.

2016-05-27  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
	* config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
	that returns CC_SESWPmode and CC_ZESWPmode.
	(aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
	and CC_SESWPmode.
	(aarch64_rtx_costs): Likewise.

2016-05-26  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
	for ISA 3.0 min/max support.
	(rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
	conditional move support.
	(rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
	rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
	available.
	* config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
	conditional moves where the comparison type is different from move
	type.
	(fp_minmax): New code iterator for smin/smax.
	(minmax): New code attributes for min/max.
	(SMINMAX): Likewise.
	(smax<mode>3): Combine min, max insns into one insn using the
	fp_minmax code iterator.  Add support for ISA 3.0 min/max
	instructions that don't need -ffast-math.
	(s<minmax><mode>3): Likewise.
	(smax<mode>3_vsx): Likewise.
	(smin<mode>3): Likewise.
	(s<minmax><mode>3_vsx): Likewise.
	(smin<mode>3_vsx): Likewise.
	(pre-VSX min/max splitters): Likewise.
	(s<minmax><mode>3_fpr): Likewise.
	(movsfcc): Rewrite floating point conditional moves to combine
	SFmode/DFmode into a single insn.
	(mov<mode>cc): Likewise.
	(movdfcc): Likewise.
	(fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
	SFDF2 iterators to handle all combinations.
	(fseldfsf4): Likewise.
	(fsel<SFDF:mode><SFDF2:mode>4): Likewise.
	(fseldfdf4): Likewise.
	(fselsfdf4): Likewise.
	(mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
	comparison instructions that set a 0/-1 mask, and use it for
	floating point conditional move via XXSEL.
	(fpmask<mode>): Likewise.
	(xxsel<mode>): Likewise.
	* config/rs6000/predicates.md (min_max_operator): Delete, no
	longer used.
	(fpmask_comparison_operaton): New insn for ISA 3.0 comparison
	instructions that generate a 0/-1 mask for use with XXSEL.
	* config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
	say whether floating point min/max is available, either through
	FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
	(TARGET_MINMAX_DF): Likewise.

2016-05-27  Alan Modra  <amodra@gmail.com>

	PR rtl-optimization/71275
	* ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
	for update_equiv_regs and combine_and_move_insns.

2016-05-26  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movqi_internal) <attr "isa">: Use
	if_then_else or cond RTXes to calculate attribute value.
	* config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
	<attr "length_immediate>: Ditto.
	(*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
	* config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
	(*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
	<attr "type">: Ditto.
	<attr "prefix_data16">: Ditto.
	<attr "prefix_extra">: Ditto.
	<attr "length_immediate">: Ditto.
	<attr "prefix">: Ditto.
	(vec_set<mode>_0) <attr "isa">: Ditto.
	<attr "prefix_extra">: Ditto.
	<attr "length_immediate">: Ditto.
	<attr "prefix">: Ditto.
	(*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
	(*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
	(sse2_storelpd) <attr "prefix_data16">: Ditto.
	(sse2_loadhpd) <attr "prefix_data16">: Ditto.
	(sse2_loadlpd) <attr "prefix_data16">: Ditto.
	<attr "length_immediate">: Ditto.
	<attr "prefix">: Ditto.
	(sse2_movsd) <attr "length_immediate">: Ditto.
	<attr "prefix">: Ditto.
	(vec_concatv2df)  <attr "isa">: Ditto.
	<attr "prefix">: Ditto.
	(*vec_extractv4si) <attr "prefix_extra">: Ditto.
	(*vec_extractv2di_1) <attr "isa">: Ditto.
	<attr "type">: Ditto.
	<attr "length_immediate">: Ditto.
	<attr "prefix_rex">: Ditto.
	<attr "prefix_extra">: Ditto.
	(*vec_concatv2si_sse4_1) <attr "type">: Ditto.
	<attr "prefix_extra">: Ditto.
	<attr "length_immediate">: Ditto.
	(vec_concatv2di) <attr "isa">: Ditto.
	<attr "prefix_extra">: Ditto.
	<attr "length_immediate">: Ditto.
	<attr "prefix">: Ditto.

2016-05-26  Martin Liska  <mliska@suse.cz>

	* tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
	function.
	(operator+): Likewise.
	(operator-): Likewise.
	(comp_cost::operator+=): Likewise.
	(comp_cost::operator-=): Likewise.
	(comp_cost::operator/=): Likewise.
	(comp_cost::operator*=): Likewise.
	(operator<): Likewise.
	(operator==): Likewise.
	(operator<=): Likewise.
	(new_cost): Remove.
	(infinite_cost_p): Likewise.
	(add_costs): Likewise.
	(sub_costs): Likewise.
	(compare_costs): Likewise.
	(set_group_iv_cost): Use the newly introduced functions.
	(get_address_cost): Likewise.
	(get_shiftadd_cost): Likewise.
	(force_expr_to_var_cost): Likewise.
	(split_address_cost): Likewise.
	(ptr_difference_cost): Likewise.
	(difference_cost): Likewise.
	(get_computation_cost_at): Likewise.
	(determine_group_iv_cost_generic): Likewise.
	(determine_group_iv_cost_address): Likewise.
	(determine_group_iv_cost_cond): Likewise.
	(autoinc_possible_for_pair): Likewise.
	(determine_group_iv_costs): Likewise.
	(cheaper_cost_pair): Likewise.
	(iv_ca_recount_cost): Likewise.
	(iv_ca_set_no_cp): Likewise.
	(iv_ca_set_cp): Likewise.
	(iv_ca_cost): Likewise.
	(iv_ca_new): Likewise.
	(iv_ca_dump): Likewise.
	(iv_ca_narrow): Likewise.
	(iv_ca_prune): Likewise.
	(iv_ca_replace): Likewise.
	(try_add_cand_for): Likewise.
	(try_improve_iv_set): Likewise.
	(find_optimal_iv_set): Likewise.

2016-05-26  Richard Sandiford  <richard.sandiford@arm.com>

	* tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
	that internal functions will clobber all caller-saved registers.

2016-05-26  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (aarch64_case_values_threshold):
	Return a better case_values_threshold when optimizing.

2016-05-26  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64-simd.md (aarch64_combinez):
	Add ? to integer variant.
	(aarch64_combinez_be): Likewise.

2016-05-26  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
	instead of x constraint.
	(vcvtps2ph256<mask_name>): Likewise.

	* config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
	alternative.  Formatting fix.

	* config/i386/sse.md
	(<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
	to ...
	(avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
	(*avx_vperm_broadcast_v4sf): Use v constraint instead of x.  Use
	maybe_evex prefix instead of vex.
	(*avx_vperm_broadcast_<mode>): Use v constraint instead of x.  Handle
	EXT_REX_SSE_REG_P (op0) case in the splitter.

2016-05-25  Jeff Law  <law@redhat.com>

	PR tree-optimization/71272
	* tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
	Update comments.  Add test for empty path.

2016-05-25  Bill Seurer  <seurer@linux.vnet.ibm.com>

	* config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
	* config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
	special case builtin.
	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
	code for ALTIVEC_BUILTIN_VEC_CMPNE.
	* config/rs6000/rs6000.c (altivec_init_builtins): Add definition
	for __builtin_vec_cmpne.

2016-05-25  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
	redundant test and bail out if the type of the new operand is not
	a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.

2016-05-25  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.opt (ix86_target_flags_explicit): Remove.
	(x_ix86_target_flags_explicit): Remove.
	* config/i386/i386.c (ix86_function_specific_save): Do not copy
	x_ix86_target_flags_explicit.
	(ix86_function_specific_restore): Ditto.

2016-05-25  Uros Bizjak  <ubizjak@gmail.com>
	    H.J. Lu  <hongjiu.lu@intel.com>

	PR target/70738
	* common/config/i386/i386-common.c
	(OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
	(ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
	MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
	* config/i386/i386.opt (ix86_target_flags): Add new Variable.
	(-mgeneral-regs-only): Add new option.
	* config/i386/i386.c (ix86_option_override_internal): Don't enable
	x87 instructions if only general registers are allowed.
	(ix86_target_string): Add ix86_flags argument. Handle additional
	flags options through ix86_flags argument.  Update all callers.
	* doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.

2016-05-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR rtl-optimization/66940
	* ifcvt.c (noce_get_alt_condition): Check that incrementing or
	decrementing desired_val will not overflow before performing these
	operations.

2016-05-25  Ilya Verbin  <ilya.verbin@intel.com>

	* config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
	V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
	* config/i386/i386.c (enum ix86_builtins): Add
	IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
	IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
	IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
	IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
	IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
	IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
	(builtin_description bdesc_args): Add __builtin_ia32_floorps512,
	__builtin_ia32_ceilps512, __builtin_ia32_truncps512,
	__builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
	__builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
	__builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
	__builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
	Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
	__builtin_ia32_cvtps2dq512_mask.
	(ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
	V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
	(ix86_builtin_vectorized_function): Handle builtins mentioned above.
	* config/i386/sse.md
	(<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
	Rename to ...
	(avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
	(<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
	to ...
	(avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
	(avx512f_vec_pack_sfix_v8df): New define_expand.
	(avx512f_roundpd512): Rename to ...
	(avx512f_round<castmode>512): ... this.  Change iterator.
	(avx512f_roundps512_sfix): New define_expand.
	(round<mode>2_sfix): Change iterator.

2016-05-25  Nick Clifton  <nickc@redhat.com>

	* config/msp430/msp430.c (msp430_attr): Produce an error if a
	static interrupt handler is detected.
	* config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
	default linker script.
	* config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
	the low part of a symbolic pointer.

2016-05-25  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71261
	* tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
	interesting stmt instead of immediate uses when looking
	for the use operand to replace.

2016-05-25  Martin Liska  <mliska@suse.cz>

	* ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.

2016-05-25  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71264
	* tree-vect-stmts.c (vect_init_vector): Properly deal with
	vector type val.

2016-05-25  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/71239
	* tree.c (array_at_struct_end_p): Do not call operand_equal_p
	if DECL_SIZE is NULL.

2016-05-25  Richard Biener  <rguenther@suse.de>

	* timevar.def (TV_TREE_LOOP_IFCVT): Add.
	* tree-if-conv.c (pass_data_if_conversion): Use it.

2016-05-25  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* cgraph.c (cgraph_node::get_availability): Fix typo in comment.
	* symtab.c (symtab_node::binds_to_current_def_p): Likewise.
	* varpool.c (varpool_node::get_availability): Likewise.

2016-05-24  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/altivec.md (VNEG iterator): New iterator for
	VNEGW/VNEGD instructions.
	(p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
	(neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
	support for ISA 3.0 VNEGW/VNEGD instructions.

2016-05-24  Cesar Philippidis  <cesar@codesourcery.com>

	* gimplify.c (omp_notice_variable): Use zero-length arrays for data
	pointers inside OACC_DATA regions.
	(gimplify_scan_omp_clauses): Prune firstprivate clause associated
	with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
	(gimplify_adjust_omp_clauses): Fix typo in comment.

2016-05-24  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/altivec.md (VParity): New mode iterator for vector
	parity built-in functions.
	(p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
	zeros.
	(p9v_parity<mode>2): Likewise.
	* config/rs6000/vector.md (VEC_IP): New mode iterator for vector
	parity.
	(ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
	(parity<mode>2): ISA 3.0 expander for vector parity.
	* config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
	power9 built-ins.
	(BU_P9_64BIT_MISC_0): Likewise.
	(BU_P9_MISC_0): Likewise.
	(BU_P9V_AV_1): Likewise.
	(BU_P9V_AV_2): Likewise.
	(BU_P9V_AV_3): Likewise.
	(BU_P9V_AV_P): Likewise.
	(BU_P9V_VSX_1): Likewise.
	(BU_P9V_OVERLOAD_1): Likewise.
	(BU_P9V_OVERLOAD_2): Likewise.
	(BU_P9V_OVERLOAD_3): Likewise.
	(VCTZB): Add vector count trailing zeros support.
	(VCTZH): Likewise.
	(VCTZW): Likewise.
	(VCTZD): Likewise.
	(VPRTYBD): Add vector parity support.
	(VPRTYBQ): Likewise.
	(VPRTYBW): Likewise.
	(VCTZ): Add overloaded vector count trailing zeros support.
	(VPRTYB): Add overloaded vector parity support.
	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
	overloaded vector count trailing zeros and parity instructions.
	* config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
	vector parity support.
	* config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
	trailing zeros support.
	(vec_cntlz): Likewise.
	(vec_vctzb): Likewise.
	(vec_vctzd): Likewise.
	(vec_vctzh): Likewise.
	(vec_vctzw): Likewise.
	(vec_vprtyb): Add ISA 3.0 vector parity support.
	(vec_vprtybd): Likewise.
	(vec_vprtybw): Likewise.
	(vec_vprtybq): Likewise.
	* doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
	the ISA 3.0 vector count trailing zeros and vector parity built-in
	functions.

2016-05-24  Kugan Vivekanandarajah  <kuganv@linaro.org>

	* tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
	when there is stmt_to_insert.

2016-05-24  Martin Sebor  <msebor@redhat.com>

	PR c++/71147
	* tree.h (complete_or_array_type_p): New inline function.

2016-05-24  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
	* config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
	rather than X86_TUNE_AVOID_4BYTE_PREFIXES.

	* config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
	Limit 1st alternative to noavx isa, split 2nd alternative into one
	noavx and one avx alternative, use *x and Bm in the former and
	x and m in the latter.

	* config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
	of sse4 for the first alternative, drop %v from the template
	and d operand modifier.  Split second alternative into one sse4_noavx
	and one avx alternative, use *x instead of *v in the former and v
	instead of *v in the latter.
	(*sse4_1_extractps): Use noavx isa instead of * for the first
	alternative, drop %v from the template.  Split second alternative into
	one noavx and one avx alternative, use *x instead of *v in the
	former and v instead of *v in the latter.
	(<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
	with noavx and the last one with avx.
	(sse4_1_phminposuw): Guard first alternative with noavx isa,
	split the second one into one noavx and one avx alternative,
	use *x and Bm in the former and x and m in the latter one.
	(<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
	alternatives.

	* config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
	first two alternatives to noavx, use *x instead of *v in the second
	one, add avx alternative without *.
	(sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
	sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
	sse4_1_<code>v2siv2di2<mask_name>): Likewise.

2016-05-24  Jeff Law  <law@redhat.com>

	* tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
	New function, extracted from...
	(fsm_find_control_statement_thread_paths): Here.  Use the new function.
	Allow simple copies and constant initializations in the SSA chain.

2016-05-24  Marek Polacek  <polacek@redhat.com>

	PR c/71249
	* gimplify.c (gimplify_switch_expr): Look into the innermost lexical
	scope.

2016-05-24  Jakub Jelinek  <jakub@redhat.com>

	PR c++/71257
	* tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
	SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
	SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP.  Add
	SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
	SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.

2016-05-24  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71240
	* tree-ssa-math-opts.c (init_symbolic_number): Verify the source
	has integral type.

2016-05-24  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71230
	* tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.

2016-05-24  Richard Sandiford  <richard.sandiford@arm.com>

	* tree-vectorizer.h (vectorizable_comparison): Delete.
	* tree-vect-loop.c (vectorizable_reduction): Remove redundant
	PURE_SLP_STMT check.
	* tree-vect-stmts.c (vectorizable_call): Likewise.
	(vectorizable_simd_clone_call): Likewise.
	(vectorizable_conversion): Likewise.
	(vectorizable_assignment): Likewise.
	(vectorizable_shift): Likewise.
	(vectorizable_operation): Likewise.
	(vectorizable_load): Likewise.
	(vectorizable_condition): Likewise.
	(vectorizable_store): Likewise.  Assert that we don't have
	hybrid SLP.
	(vectorizable_comparison): Make static.  Remove redundant
	PURE_SLP_STMT check.
	(vect_transform_stmt): Assert that we always have an slp_node
	if PURE_SLP_STMT.

2016-05-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/neon.md (ashldi3_neon):  Replace comparison of INTVAL of
	operands[2] against 1 with comparison against CONST1_RTX.
	(<shift>di3_neon): Likewise.
	* config/arm/predicates.md (const0_operand): Replace with comparison
	against CONST0_RTX.

2016-05-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
	operands[2] against 1 with comparison against CONST1_RTX.
	(ashrdi3): Likewise.
	(lshrdi3): Likewise.
	(ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
	UINTVAL.
	(ashrsi3): Likewise.
	(lshrsi3): Likewise.
	(rotrsi3): Likewise.
	(define_split above *compareqi_eq0): Likewise.
	(define_split above "prologue"): Likewise.
	* config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
	* config/arm/predicates.md (shift_operator): Likewise.
	(shift_nomul_operator): Likewise.
	(sat_shift_operator): Likewise.
	(thumb1_cmp_operand): Likewise.
	(const_neon_scalar_shift_amount_operand): Replace manual range
	check with IN_RANGE.
	* config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
	Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.

2016-05-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
	with HOST_WIDE_INT_1.
	(insv): Likewise.
	* config/arm/arm.c (optimal_immediate_sequence): Replace cast of
	1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
	(arm_canonicalize_comparison): Likewise.
	(thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
	HOST_WIDE_INT_1.
	(thumb1_size_rtx_costs): Likewise.
	(vfp_const_double_index): Replace cast of 1 to unsigned
	HOST_WIDE_INT with HOST_WIDE_INT_1U.
	(get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
	HOST_WIDE_INT_1.
	(arm_asan_shadow_offset): Replace cast of 1 to unsigned
	HOST_WIDE_INT with HOST_WIDE_INT_1U.
	* config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
	HOST_WIDE_INT with HOST_WIDE_INT_1.

2016-05-24  Marek Polacek  <polacek@redhat.com>

	* tree-cfg.h (should_remove_lhs_p): New predicate.
	* cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
	* gimplify.c (gimplify_modify_expr): Likewise.
	* tree-cfg.c (verify_gimple_call): Likewise.
	* tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
	* gimple-fold.c: Include "tree-cfg.h".
	(gimple_fold_call): Use should_remove_lhs_p.

2016-05-24  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71253
	* cfganal.h (control_dependences): Make robust against edge
	and BB removal.
	(control_dependences::control_dependences): Remove edge_list argument.
	(control_dependences::get_edge): Remove.
	(control_dependences::get_edge_src): Add.
	(control_dependences::get_edge_dest): Likewise.
	(control_dependences::m_el): Make a vector of edge src/dest index.
	* cfganal.c (control_dependences::find_control_dependence): Adjust.
	(control_dependences::control_dependences): Likewise.
	(control_dependences::~control_dependence): Likewise.
	(control_dependences::get_edge): Remove.
	(control_dependences::get_edge_src): Add.
	(control_dependences::get_edge_dest): Likewise.
	* tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
	get_edge_src.
	(perform_tree_ssa_dce): Adjust.
	* tree-loop-distribution.c (create_edge_for_control_dependence): Use
	get_edge_src.
	(pass_loop_distribution::execute): Adjust.  Do loop destroying
	conditional on changed.

2016-05-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/69857
	* config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
	return.  Reindent transformation comment and mention the ARM state
	behavior.

2016-05-24  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/71252
	* tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
	after build_and_add_sum creates new use stmt.

2016-05-24  Richard Sandiford  <richard.sandiford@arm.com>

	* tree-vect-stmts.c (vectorizable_load): Reorder checks so that
	load_lanes/grouped_load classification comes first.  Don't check
	whether the vectorization factor is a multiple of the group size
	for load_lanes.

2016-05-24  Richard Sandiford  <richard.sandiford@arm.com>

	* tree-vect-data-refs.c (vect_analyze_group_access_1): Set
	GROUP_GAP for single-element interleaving.
	* tree-vect-stmts.c (vectorizable_load): Remove force_peeling
	variable.

2016-05-24  Richard Biener  <rguenther@suse.de>

	PR middle-end/70434
	PR c/69504
	* tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
	bases which are accessed with non-invariant indices.
	* gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
	constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.

2016-05-24  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/71170
	* tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
	(add_to_ops_vec): Add stmt_to_insert.
	(add_repeat_to_ops_vec): Init stmt_to_insert.
	(insert_stmt_before_use): New.
	(transform_add_to_multiply): Remove mult_stmt insertion and add it
	to ops vector.
	(get_ops): Init stmt_to_insert.
	(maybe_optimize_range_tests): Likewise.
	(rewrite_expr_tree): Insert stmt_to_insert before use stmt.
	(rewrite_expr_tree_parallel): Likewise.
	(reassociate_bb): Likewise.

2016-05-23  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/71201
	* config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
	ISA 3.0 xxperm fusion alternative.
	(altivec_vperm_v8hiv16qi): Likewise.
	(altivec_vperm_<mode>_uns_internal): Likewise.
	(vperm_v8hiv4si): Likewise.
	(vperm_v16qiv8hi): Likewise.

2016-05-23  Michael Meissner  <meissner@linux.vnet.ibm.com>
	    Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
	vpermr/xxpermr on ISA 3.0.
	(altivec_expand_vec_perm_le): Likewise.
	* config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
	(altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
	ISA 3.0.

2016-05-23  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.h (IS_STACK_MODE): Enable for
	TARGET_MIX_SSE_I387.  Rewrite using X87_FLOAT_MODE_P and
	SSE_FLOAT_MODE_P macros.
	* config/i386/i386.c (ix86_preferred_reload_class): Use
	IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
	Cleanup regclass processing for CONST_DOUBLE_P.
	(ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
	(ix86_rtx_costs): Remove redundant TARGET_80387 check
	with IS_STACK_MODE macro.
	* config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
	with TARGET_SSE2.
	(*movdf_internal): Use IS_STACK_MODE macro.
	(*movsf_internal): Ditto.

2016-05-23  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
	~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.

2016-05-23  Jeff Law  <law@redhat.com>

	* tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
	extracted from ...
	(fsm_find_control_statement_thread_paths): Call it.

2016-05-23  Martin Jambor  <mjambor@suse.cz>

	PR ipa/71234
	* ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
	from_global_constant if t is not NULL.

2016-05-23  Marek Polacek  <polacek@redhat.com>

	PR c/49859
	* common.opt (Wswitch-unreachable): New option.
	* doc/invoke.texi: Document -Wswitch-unreachable.
	* gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
	warning.

2016-05-23  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
	TMR_INDEX is non-NULL.

2016-05-23  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71230
	* tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
	(try_special_add_to_ops): ... here.  Always test for single-use.

2016-05-23  Martin Jambor  <mjambor@suse.cz>

	* hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
	default block if a PHI node in the original one would be resized.

2016-05-23  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>

	PR tree-optimization/58135
	* tree-vect-slp.c: When group size is not multiple
	of vector size, allow splitting of store group at
	vector boundary.

2016-05-23  Christophe Lyon  <christophe.lyon@linaro.org>

	* config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.

2016-05-22  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/sse.md (vec_set_lo_<mode><mask_name>,
	vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
	condition.  For !TARGET_AVX512DQ, emit 32x4 instruction instead
	of 64x2.

	* config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
	vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
	v constraint instead of x and vinserti32x4 insn.

	* config/i386/sse.md (i128vldq): New mode iterator.
	(avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
	avx512dq and avx512vl alternatives.

	* config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
	constraint, use maybe_evex prefix instead of vex.
	(vec_dupv4sf): Use v constraint instead of x for output
	operand except for noavx alternative, use Yv constraint
	instead of x for input.  Use maybe_evex prefix instead of vex.
	(*vec_dupv4si): Likewise.
	(*vec_dupv2di): Likewise.

2016-05-22  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/40921
	* tree-ssa-reassoc.c (try_special_add_to_ops): New.
	(linearize_expr_tree): Call try_special_add_to_ops.
	(reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.

2016-05-21  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>

	* config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
	to computed stack_usage.

2016-05-21  Pitchumani Sivanupandi  <pitchumani.s@atmel.com>

	PR target/71103
	* config/avr/avr.md (define_expand "mov<mode>"): If the source
	operand is subreg (symbol_ref) then move the symbol ref to register.

2016-05-21  Jan Hubicka  <hubicka@ucw.cz>

	* tree.c (array_at_struct_end_p): Look through MEM_REF.

2016-05-21  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/71179
	* tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
	VECTOR type.

2016-05-20  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
	ranges by calling get_single_symbol and tidy up.  Look more closely
	into NAME + CST1 vs CST2 comparisons if type overflow is undefined.

2016-05-20  Jeff Law  <law@redhat.com>

	* bitmap.c (bitmap_find_bit): Remove useless test.

2016-05-20  Segher Boessenkool  <segher@kernel.crashing.org>

	* function.c (thread_prologue_and_epilogue_insns): Commit the
	insertion of the epilogue.

2016-05-20  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/70884
	* tree-sra.c (initialize_constant_pool_replacements): Do not check
	should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
	(sort_and_splice_var_accesses): Do not consider multiple scalar reads
	of constant pool data as a reason for scalarization.

2016-05-20  Eric Botcazou  <ebotcazou@adacore.com>

	* config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
	for naked functions.
	(thumb1_expand_prologue): Likewise.

2016-05-20  Nathan Sidwell  <nathan@acm.org>

	* config/nvptx/nptx.c (nvptx_option_override): Only set
	flag_toplevel_reorder, if not explicitly specified.  Set
	flag_no_common, unless explicitly specified.

2016-05-20  David Malcolm  <dmalcolm@redhat.com>

	* calls.c (can_implement_as_sibling_call_p): Mark param
	reg_parm_stack_space with ATTRIBUTE_UNUSED.

2016-05-20  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
	Use IS_STACK_MODE when calculating cost of standard 80387 constants.
	Fallthru to CONST_VECTOR case to calculate cost of standard SSE
	constants.
	<case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
	(ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
	and CASE_CONST_ANY.

2016-05-20  Cesar Philippidis  <cesar@codesourcery.com>

	* config/nvptx/nvptx.md (sincossf3): New pattern.

2016-05-20  David Malcolm  <dmalcolm@redhat.com>

	* calls.c (maybe_complain_about_tail_call): New function.
	(initialize_argument_information): Call
	maybe_complain_about_tail_call when clearing *may_tailcall.
	(can_implement_as_sibling_call_p): Call
	maybe_complain_about_tail_call when returning false.
	(expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
	ensure try_tail_call is set.  Call maybe_complain_about_tail_call
	if tail-call optimization fails.
	* cfgexpand.c (expand_call_stmt): Initialize
	CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
	* gimple-pretty-print.c (dump_gimple_call): Dump
	gimple_call_must_tail_p.
	* gimple.c (gimple_build_call_from_tree): Call
	gimple_call_set_must_tail with the value of
	CALL_EXPR_MUST_TAIL_CALL.
	* gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
	(gimple_call_set_must_tail): New function.
	(gimple_call_must_tail_p): New function.
	* print-tree.c (print_node): Update printing of TREE_STATIC
	to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
	* tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
	trailing comment listing applicable flags.
	* tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.

2016-05-20  David Malcolm  <dmalcolm@redhat.com>

	* calls.c (expand_call): Move "Rest of purposes for tail call
	optimizations to fail" to...
	(can_implement_as_sibling_call_p): ...this new function, and
	split into multiple "if" statements.

2016-05-20  Jan Hubicka  <hubicka@ucw.cz>

	* cfgloop.h (expected_loop_iterations_unbounded,
	expected_loop_iterations): Unconstify.
	* cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
	profile with known upper bound; return 3 when profile is absent.
	(expected_loop_iterations): Update.

2016-05-20  Jan Hubicka  <hubicka@ucw.cz>

	* loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
	and get_max_loop_iterations_int.

2016-05-20  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
	realistic upper bounds here.

2016-05-20  Jakub Jelinek  <jakub@redhat.com>

	PR c++/71210
	* gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
	calls if the LHS is variable length or has addressable type.
	If targets[0]->decl is a noreturn call with void return type and
	zero arguments, adjust fntype and remove lhs in that case.

2016-05-20  Marc Glisse  <marc.glisse@inria.fr>

	PR tree-optimization/71079
	PR tree-optimization/71206
	* match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.

2016-05-20  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	* tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
	(get_vec_alignment_for_array_decl): Likewise.
	(get_vec_alignment_for_record_decl): Likewise.
	(increase_alignment::execute): Move code to find alignment to
	get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
	(type_align_map): New hash_map.

2016-05-20  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/29756
	* tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
	* expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
	* fold-const.c (operand_equal_p): Likewise.
	(fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
	* gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
	* tree-inline.c (estimate_operator_cost): Likewise.
	* tree-pretty-print.c (dump_generic_node): Likewise.
	* tree-ssa-operands.c (get_expr_operands): Likewise.
	* cfgexpand.c (expand_debug_expr): Likewise.
	* gimple-pretty-print.c (dump_ternary_rhs): Likewise.
	* gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
	* tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
	* tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
	vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
	(execute_update_addresses_taken): Do it.

2016-05-20  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71185
	* tree-ssa-loop-prefetch.c (gather_memory_references): Drop
	register operations.

2016-05-20  Richard Biener  <rguenther@suse.de>

	* tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
	gimple_seq_add_seq_without_update.
	(release_bb_predicate): Assert we have no operands to free.
	(if_convertible_loop_p_1): Calculate post dominators later.
	Do not free BB predicates here.
	(combine_blocks): Do not recompute BB predicates.
	(version_loop_for_if_conversion): Save BB predicates around
	loop versioning.

2016-05-19  Segher Boessenkool  <segher@kernel.crashing.org>

	* function.c (make_epilogue_seq): Remove epilogue_end parameter.
	(thread_prologue_and_epilogue_insns): Remove bb_flags.  Restructure
	code.  Ignore sibcalls on EDGE_IGNORE edges.
	* shrink-wrap.c (handle_simple_exit): New function.  Set EDGE_IGNORE
	on edges for sibcalls that run without prologue.  The rest of the
	function is combined from...
	(fix_fake_fallthrough_edge): ... this, and ...
	(try_shrink_wrapping): ... a part of this.  Remove the bb_with
	function argument, make it a local variable.

2016-05-19  Sandra Loosemore  <sandra@codesourcery.com>

	* config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
	--disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
	for 32-bit mode and SEH for 64-bit.
	* config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
	TARGET_64BIT_DEFAULT.

2016-05-19  Ryan Burn  <contact@rnburn.com>

	* Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
	* gengtype.c (open_base_files): Add cilk.h to ifiles.

2016-05-19  Uros Bizjak  <ubizjak@gmail.com>

	* sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
	force pending loads from memory.

2016-05-19  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
	(UNSPEC_DARN_32): New unspec constant.
	(UNSPEC_DARN_RAW): New unspec constant.
	(darn_32): New instruction.
	(darn_raw): New instruction.
	(darn): New instruction.
	* config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
	support and documentation for this macro.
	(BU_P9_MISC_1): New macro definition.
	(BU_P9_64BIT_MISC_0): New macro definition.
	(BU_P9_MISC_0): New macro definition.
	(darn_32): New builtin definition.
	(darn_raw): New builtin definition.
	(darn): New builtin definition.
	* config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
	RS6000_BUILTIN_0 directives to surround each occurrence of
	#include "rs6000-builtin.def".
	(rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
	RS6000_BTM_64BIT flags to the returned mask, depending on
	configuration.
	(def_builtin): Correct an error in the assignments made to the
	debugging variable attr_string.
	(rs6000_expand_builtin): Add support for no-operand built-in
	functions.
	(builtin_function_type): Remove fatal_error assertion that is no
	longer valid.
	(rs6000_common_init_builtins): Add support for no-operand built-in
	functions.
	* config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
	definition.
	(RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
	definition.
	(RS6000_BTM_64BIT): New macro definition.
	* doc/extend.texi: Document __builtin_darn (void),
	__builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
	functions.

2016-05-19  Jan Hubicka  <hubicka@ucw.cz>

	* tree-vect-loop.c (vect_analyze_loop_2): Use also
	max_loop_iterations_int.

2016-05-19  Marek Polacek  <polacek@redhat.com>

	PR tree-optimization/71031
	* tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
	condition and adjust the code a bit.

2016-05-19  Martin Liska  <mliska@suse.cz>

	* tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
	auto_vec instead of vec.

2016-05-19  Martin Liska  <mliska@suse.cz>

	* tree-parloops.c (oacc_entry_exit_ok): Release a vector.

2016-05-19  Martin Liska  <mliska@suse.cz>

	* tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.

2016-05-19  Martin Liska  <mliska@suse.cz>

	* ipa-pure-const.c (set_function_state): Remove an existing
	funct_state.
	(remove_node_data): Do not free it as it's released
	in set_function_state.

2016-05-19  Martin Liska  <mliska@suse.cz>

	* tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
	bitmap.

2016-05-19  Martin Liska  <mliska@suse.cz>

	* omp-simd-clone.c (simd_clone_adjust): Release vector.

2016-05-19  Martin Liska  <mliska@suse.cz>

	* tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
	an auto_vec instead of re-creating it.

2016-05-19  Martin Liska  <mliska@suse.cz>

	* tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
	auto_vec instead of vec.

2016-05-19  Martin Liska  <mliska@suse.cz>

	* lto-section-in.c (lto_get_section_data): Call
	lto_check_version with additional argument.
	* lto-streamer.c (lto_check_version): Add new argument.
	* lto-streamer.h (lto_check_version): Likewise.

2016-05-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
	Don't add cost of inner memory when handling sign-extended loads.

2016-05-19  Ilya Enkovich  <ilya.enkovich@intel.com>

	PR rtl-optimization/71148
	* cse.c (cse_main): Free dominance info.
	(rest_of_handle_cse): Don't free dominance info.
	(rest_of_handle_cse2): Likewise.
	(rest_of_handle_cse_after_global_opts): Likewise.

2016-05-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/71056
	* config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
	NULL_TREE early if NEON is not available.  Remove now redundant check
	in ARM_CHECK_BUILTIN_MODE.

2016-05-19  Maxim Ostapenko  <m.ostapenko@samsung.com>

	PR sanitizer/64354
	* cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
	builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
	* doc/cpp.texi: Document new macros.

2016-05-19 Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/69848
	* tree-vect-loop.c (vectorizable_reduction): Don't factor
	comparison expr out of VEC_COND_EXPR for COND_REDUCTION.

2016-05-19  Segher Boessenkool  <segher@kernel.crashing.org>

	* function.c (thread_prologue_and_epilogue_insn): Move the
	"goto epilogue_done" one block later.

2016-05-19  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70729
	* passes.def: Move LIM pass before PRE.  Remove no longer
	required copyprop and move first DCE out of the loop pipeline.

2016-05-18  David Malcolm  <dmalcolm@redhat.com>

	PR driver/69265
	* Makefile.in (GCC_OBJS): Move spellcheck.o to...
	(OBJS-libcommon-target): ...here.
	* opts-common.c: Include spellcheck.h.
	(cmdline_handle_error): Build a vec of valid options and use it
	to suggest provide hints for misspelled arguments.

2016-05-18  Jakub Jelinek  <jakub@redhat.com>

	PR c++/71100
	* cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
	lhs if it has TREE_ADDRESSABLE type.

2016-05-18  Uros Bizjak  <ubizjak@gmail.com>

	PR target/71145
	* config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
	(*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.

2016-05-18  Martin Jambor  <mjambor@suse.cz>

	PR ipa/69708
	* ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
	input for NOP_EXPR pass-through functions.
	* ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
	aggregate global constant VAR_DECLs in constant jump functions.

2016-05-18  Martin Jambor  <mjambor@suse.cz>

	PR ipa/69708
	* ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
	from TREE_READONLY parameters.

2016-05-18  Martin Jambor  <mjambor@suse.cz>

	PR ipa/69708
	* cgraph.h (cgraph_indirect_call_info): New field
	guaranteed_unmodified.
	* ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
	to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
	appropriate.
	* ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
	pass the parameter value to ipa_find_agg_cst_for_param.
	* ipa-prop.c (ipa_load_from_parm_agg): New parameter
	guaranteed_unmodified, store AA results there instead of bailing out
	if present.
	(ipa_note_param_call): Also initialize guaranteed_unmodified flag.
	(ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
	(find_constructor_constant_at_offset): New function.
	(ipa_find_agg_cst_from_init): Likewise.
	(ipa_find_agg_cst_for_param): Also seearch for aggregate values in
	static initializers of contants, report back through a new paameter
	from_global_constant if that was the case.
	(try_make_edge_direct_simple_call): Also pass parameter value to
	ipa_find_agg_cst_for_param, check guaranteed_unmodified when
	appropriate.
	(ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
	(ipa_read_indirect_edge_info): Likewise.
	* ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
	(ipa_load_from_parm_agg): Likewise.

2016-05-18  Jiong Wang  <jiong.wang@arm.com>

	PR rtl-optimization/71150
	* lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
	check.

2016-05-18  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/70915
	* config/rs6000/constraints.md (wE constraint): New constraint
	for a vector constant that can be loaded with XXSPLTIB.
	(wM constraint): New constraint for a vector constant of a 1's.
	(wS constraint): New constraint for a vector constant that can be
	loaded with XXSPLTIB and a vector sign extend instruction.
	* config/rs6000/predicates.md (xxspltib_constant_split): New
	predicates for wE/wS constraints.
	(xxspltib_constant_nosplit): Likewise.
	(easy_vector_constant): Add support for constants that can be
	loaded via XXSPLTIB.
	(all_ones_constant): New predicate for vector constant with all
	1's set.
	(splat_input_operand): Add support for ISA 3.0 word splat operations.
	* config/rs6000/rs6000.c (xxspltib_constant_p): New function to
	return if a constant can be loaded with the ISA 3.0 XXSPLTIB
	instruction and possibly with a sign extension.
	(output_vec_const_move): Add support for XXSPLTIB. If we are
	loading up 0/-1 into Altivec registers, prefer using VSPLTISW
	instead of XXLXOR/XXLORC.
	(rs6000_expand_vector_init): Add support for ISA 3.0 word splat
	operations.
	(rs6000_legitimize_reload_address): Likewise.
	(rs6000_output_move_128bit): Use output_vec_const_move to emit
	constants.
	* config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
	combine VSX_M and VSX_M2 into one iterator.
	(VSX_M2): Likewise.
	(VSINT_84): New iterators for loading constants with XXSPLTIB.
	(VSINT_842): Likewise.
	(UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
	(xxspltib_v16qi): New insns to load up constants with the ISA 3.0
	XXSPLTIB instruction.
	(xxspltib_<mode>_nosplit): Likewise.
	(xxspltib_<mode>_split): New insn to load up constants with
	XXSPLTIB and a sign extend instruction.
	(vsx_mov<mode>): Replace single move that handled all vector types
	with separate 32-bit and 64-bit moves.  Combine the movti_<bit>
	moves (when -mvsx-timode is in effect) into the main vector
	moves.  Eliminate separate moves for <VSr> <VSa>, where the
	preferred register class (<VSr>) is listed first, and the
	secondary register class (<VSa>) is listed second with a '?' to
	discourage use.  Prefer loading 0/-1 in any VSX register for ISA
	3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
	that if the register was involved in a slow operation, the
	clear/set operation does not wait for the slow operation to
	finish.  Adjust the length attributes for 32-bit mode.  Use
	rs6000_output_move_128bit and drop the use of the string
	instructions for 32-bit movti when -mvsx-timode is in effect.  Use
	spacing so that the alternatives and attributes don't generate
	long lines, and put things in columns, so that it is easier to
	match up the operands and attributes with the insn alternatives.
	(vsx_mov<mode>_64bit): Likewise.
	(vsx_mov<mode>_32bit): Likewise.
	(vsx_movti_64bit): Fold movti into normal vector moves.
	(vsx_movti_32bit): Likewise.
	(vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
	splat instructions.
	(vsx_splat_v4si_internal): Likewise.
	(vsx_splat_v4sf_internal): Likewise.
	(vector fusion peepholes): Use VSX_M instead of VSX_M2.
	(vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
	extend vector elements.
	(vsx_sign_extend_hi_<mode>): Likewise.
	(vsx_sign_extend_si_v2di): Likewise.
	* config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
	declaration.
	* doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
	constraints.  Add trailing period to wL documentation.

2016-05-18  Richard Sandiford  <richard.sandiford@arm.com>

	PR middle-end/71020
	* tree-dfa.h (replace_abnormal_ssa_names): Declare.
	* tree-dfa.c (replace_abnormal_ssa_names): New function.
	* tree-call-cdce.c: Include tree-dfa.h.
	(can_guard_call_p): New function, extracted from...
	(can_use_internal_fn): ...here.
	(shrink_wrap_one_built_in_call_with_conds): Remove failure path
	and return void.
	(shrink_wrap_one_built_in_call): Likewise.
	(use_internal_fn): Likewise.
	(shrink_wrap_conditional_dead_built_in_calls): Update accordingly
	and return void.  Call replace_abnormal_ssa_names.
	(pass_call_cdce::execute): Check can_guard_call_p during the
	initial walk.  Assume shrink_wrap_conditional_dead_built_in_calls
	will always change something.

2016-05-18  Martin Jambor  <mjambor@suse.cz>

	PR ipa/70646
	* ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
	if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.

2016-05-18  Martin Jambor  <mjambor@suse.cz>

	PR ipa/70646
	* ipa-inline.h (condition): New field size.
	* ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
	for comaprison and store it into the new condition.
	(evaluate_conditions_for_known_args): Use condition size to check
	access sizes for all but CHANGED conditions.
	(unmodified_parm_1): New parameter size_p, store access size into it.
	(unmodified_parm): Likewise.
	(unmodified_parm_or_parm_agg_item): Likewise.
	(eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
	(set_cond_stmt_execution_predicate): Extract access sizes and store
	them to conditions.
	(set_switch_stmt_execution_predicate): Likewise.
	(will_be_nonconstant_expr_predicate): Likewise.
	(will_be_nonconstant_predicate): Likewise.
	(inline_read_section): Stream condition size.
	(inline_write_summary): Likewise.

2016-05-18  Richard Biener  <rguenther@suse.de>

	* tree-ssa-loop-im.c (determine_max_movement): Properly add
	condition cost to PHI cost instead of total_cost.

2016-05-18  Martin Liska  <mliska@suse.cz>

	PR fortran/70856
	* ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
	merged variables.

2016-05-18  Richard Biener  <rguenther@suse.de>

	* lto-streamer.h (LTO_major_version): Bump to 6.

2016-05-18  Segher Boessenkool  <segher@kernel.crashing.org>

	* function.c (make_split_prologue_seq, make_prologue_seq,
	make_epilogue_seq): New functions, factored out from...
	(thread_prologue_and_epilogue_insns): Here.

2016-05-18  Segher Boessenkool  <segher@kernel.crashing.org>

	* function.c (rest_of_handle_thread_prologue_and_epilogue): Call
	cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
	of before.  Add a comment.

2016-05-18 Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
	expression pointer, not pointer to the pointer.

2016-05-18  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
	(avx2_pbroadcast<mode>): Add another alternative with v instead
	of x constraints in it, using <pbroadcast_evex_isa> isa.
	(avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.

	* config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
	constraint x instead of v in second alternative, add avx512bw
	alternative.

	* config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
	constraint x instead of v in second alternative, add avx512bw
	alternative.

	* config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
	constraint x instead of v in second alternative, add avx512bw
	alternative.

	* config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
	avx512bw alternative.

2016-05-18  Kirill Yukhin  <kirill.yukhin@intel.com>

	* config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
	array to 128 chars.
	(define_insn "*andnottf3"): Ditto.
	(define_insn "*<code><mode>3"/any_logic): Ditto.
	(define_insn "*<code>tf3"/any_logic): Ditto.
	(define_insn "sse2_storehpd"): Use Yv constraint for scalar
	operand to block AVX-512VL insn variant emit when it is not enabled.

2016-05-18  Kirill Yukhin  <kirill.yukhin@intel.com>

	* config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
	constraint fot SF mode.

2016-05-18  Petr Murzin  <petr.murzin@intel.com>
	    Kirill Yukhin  <kirill.yukhin@intel.com>

	* config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
	modifiers.
	(define_insn "rsqrt14<mode>"): Ditto.
	(define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
	(define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
	(define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
	(define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
	(define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
	Ditto.
	(define_insn "*avx512f_gatherdi<mode>"): Ditto.
	(define_insn "*avx512f_scatterdi<mode>"): Ditto.
	* config/i386/i386.c (ix86_print_operand): Expand check for size
	override codes for Intel syntax.

2016-05-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71168
	* tree-loop-distribution.c (distribute_loop): Move *destroy_p
	initialization earlier.

2016-05-18  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64-simd.md
	(aarch64_reduc_plus_internal<mode>): Rename to...
	(reduc_plus_scal): ...This, and remove previous implementation.

2016-05-18  Richard Biener  <rguenther@suse.de>

	* passes.def: Put late dse and cd_dce in canonical order.

2016-05-17  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline-transform.c (preserve_function_body_p): Look for
	first non-thunk clone.
	(save_function_body): Save into first non-thunk.
	* lto-cgraph.c (lto_output_edge): When streaming thunk do not look
	up call stmt id.
	(lto_output_node): Inline thunks don't need body in every
	partition.
	* lto-streamer-in.c: Do not fixup thunk clones.
	* cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
	thunks.
	* tree-inline.c (copy_bb): Be prepared for target node to be new after
	folding suceeds.

2016-05-17  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/63586
	* tree-ssa-reassoc.c (transform_add_to_multiply): New.
	(reassociate_bb): Call transform_add_to_multiply.

2016-05-17  Kugan Vivekanandarajah  <kuganv@linaro.org>

	* config/aarch64/aarch64.c (all_extensions): Removed unused
	static variable.

2016-05-17  Nathan Sidwell  <nathan@acm.org>

	* config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
	(TARGET_FUNCTION_ARG_BOUNDARY): Override.

2016-05-17  Mikhail Maltsev  <maltsevm@gmail.com>

	PR tree-optimization/54579
	PR middle-end/55299
	* match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.

2016-05-17  Marek Polacek  <polacek@redhat.com>

	PR ipa/71146
	* tree-inline.c (expand_call_inline): Call
	maybe_remove_unused_call_args.

2016-05-17  Jim Wilson  <jim.wilson@linaro.org>

	* doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
	* doc/invoke.texi (-mnan=2008): Change signalling to signaling.
	* doc/md.texi (fmin@var{m}3): Likewise.

2016-05-17  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd (X & C): New transformation.

2016-05-17  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd (~X & Y): New transformation.

2016-05-17  Marc Glisse  <marc.glisse@inria.fr>

	* tree-vrp.c (simplify_truth_ops_using_ranges): Set range
	information for new SSA_NAME.
	(simplify_conversion_using_ranges): Get range through get_range_info
	instead of get_value_range.

2016-05-17  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
	Remove inline assembly.
	(vmvn_s16): Likewise.
	(vmvn_s32): Likewise.
	(vmvn_u8): Likewise.
	(vmvn_u16): Likewise.
	(vmvn_u32): Likewise.
	(vmvnq_s8): Likewise.
	(vmvnq_s16): Likewise.
	(vmvnq_s32): Likewise.
	(vmvnq_u8): Likewise.
	(vmvnq_u16): Likewise.
	(vmvnq_u32): Likewise.
	(vmvn_p8): Likewise.
	(vmvnq_p16): Likewise.

2016-05-17  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
	Use builtin.
	(vmul_n_s16): Likewise.
	(vmul_n_s32): Likewise.
	(vmul_n_u16): Likewise.
	(vmul_n_u32): Likewise.
	(vmulq_n_f32): Likewise.
	(vmulq_n_f64): Likewise.
	(vmulq_n_s16): Likewise.
	(vmulq_n_s32): Likewise.
	(vmulq_n_u16): Likewise.
	(vmulq_n_u32): Likewise.

2016-05-17  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
	to all supported modes.  Rename to "*aarch64_mul3_elt_from_dup".

2016-05-17  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
	to *aarch64_fma4_elt_from_dup<mode>.
	(*aarch64_fnma4_elt_to_128df): Rename to
	*aarch64_fnma4_elt_from_dup<mode>.
	* config/aarch64/arm_neon.h (vfma_n_f64): New.
	(vfms_n_f32): Likewise.
	(vfms_n_f64): Likewise.
	(vfmsq_n_f32): Likewise.
	(vfmsq_n_f64): Likewise.

2016-05-17  Gerald Pfeifer  <gerald@pfeifer.com>

	* wide-int.h: Change fixed_wide_int_storage from class to struct.

2016-05-17  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71132
	* tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
	Only add control dependences for blocks in the loop.
	(build_rdg): Adjust.
	(generate_code_for_partition): Return whether loop should
	be destroyed and delay that.
	(distribute_loop): Likewise.
	(pass_loop_distribution::execute): Record loops to be destroyed
	and perform delayed destroying of loops.

2016-05-17  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/70809
	* config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.

2016-05-17  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.

2016-05-17  Ilya Enkovich  <ilya.enkovich@intel.com>

	PR target/71114
	* config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
	insertion point for instructions generated by validize_mem.

2016-05-17  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
	in brackets.

2016-05-17  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64.c
	(aarch64_output_simd_mov_immediate): Make "buf_size" a variable
	rather than a macro.

2016-05-16  Wilco Dijkstra  <wdijkstr@arm.com>

	* doc/invoke.texi (AArch64 Options): Various updates.

2016-05-16  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
	into instrumentation thunks.
	* cif-code.def (CIF_CHKP): New.

2016-05-16  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/xopintrin.h: Correct "unsinged" typo in the comments.

2016-05-16  Martin Jambor  <mjambor@suse.cz>

	* hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
	(get_symbol_for_decl): Sorry if a global symbol in under-aligned.

2016-05-16  Marek Polacek  <polacek@redhat.com>

	* gimple.c (maybe_remove_unused_call_args): Fix typos in the
	commentary.

2016-05-16  Martin Jambor  <mjambor@suse.cz>

	PR hsa/70857
	* omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
	the outlined kernel function.

2016-05-16  Robert Suchanek  <robert.suchanek@imgtec.com>

	* config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
	(ISA_HAS_DLSA): Ditto.

2016-05-16  Matthew Fortune  <matthew.fortune@imgtec.com>

	* config/mips/m5100.md (m51_int_load): Update the latency to 2.

2016-05-16  Nathan Sidwell  <nathan@acm.org>

	* config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
	(nvptx_name_replacement): Restore.  Add comment.
	(write_fn_proto, write_fn_proto_from_insn,
	nvptx_output_call_insn): Restore
	(TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.

2016-05-16  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.md
	(add<mode>3_compareC_cconly_imm): Remove use of %w.
	(add<mode>3_compareC_imm): Likewise.
	(<optab>si3_uxtw): Split into register and immediate variants.
	(andsi3_compare0_uxtw): Likewise.
	(and<mode>3_compare0): Likewise.
	(and<mode>3nr_compare0): Likewise.
	(stack_protect_test_<mode>): Don't use %x for memory operands.

2016-05-16  Matthew Fortune  <matthew.fortune@imgtec.com>

	* config/mips/mips-cpus.def (p5600): Add multi-line brackets.

2016-05-16  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
	Split integer shifts into shift_reg and bfm.
	(aarch64_lshr_sisd_or_int_<mode>3): Likewise.
	(aarch64_ashr_sisd_or_int_<mode>3): Likewise.
	(ror<mode>3_insn): Likewise.
	(<optab>si3_insn_uxtw): Likewise.
	(<optab><mode>3_insn): Change to rotate_imm.
	(extr<mode>5_insn_alt): Likewise.
	(extrsi5_insn_uxtw): Likewise.
	(extrsi5_insn_uxtw_alt): Likewise.

2016-05-16  Matthew Wahab  <matthew.wahab@arm.com>

	* doc/tm.texi: Regenerate.
	* doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
	(TARGET_INVALID_RETURN_TYPE): Remove.
	* system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
	TARGET_INVALID_RETURN_TYPE.
	* target.def (invalid_parameter_type): Remove.
	(invalid_return_type): Remove.

2016-05-16  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
	on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
	calls from thunk.
	* ipa-inline-transform.c (inline_call): When inlining into thunk produce
	gimple body.
	(preserve_function_body_p): No need to preserve function body
	* cif-codes.def (CIF_THUNK): Remove.
	* cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.

2016-05-16  Jan Hubicka  <hubicka@ucw.cz>

	* tree-inline.c (expand_call_inline): recurse after inlining thunk.

2016-05-16  Jan Hubicka  <hubicka@ucw.cz>

	* tree.c (free_lang_data_in_decl): Also set target/optimization flags
	for thunks.

2016-05-16  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline.c (report_inline_failed_reason): Look into thunks, too
	(inline_small_functions): Do not look for function symbol when
	resetting caches.

2016-05-16  Jan Hubicka  <hubicka@ucw.cz>

	* lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
	of inline thunks

2016-05-16  Matthew Wahab  <matthew.wahab@arm.com>
	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
	    Jiong Wang  <jiong.wang@arm.com>

	* config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
	for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
	Define __ARM_FP16_ARGS when appropriate.
	* config/arm/arm.c (arm_invalid_parameter_type): Remove
	declaration.
	(arm_invalid_return_type): Likewise.
	(TARGET_INVALID_PARAMETER_TYPE): Remove.
	(TARGET_INVALID_RETURN_TYPE): Remove.
	(aapcs_vfp_sub_candidate): Allow HFmode.
	(aapcs_vfp_allocate): Add comment.  Support HFmode.
	(aapcs_vfp_allocate_return_reg): Likewise.
	(struct aapcs_cp_arg_layout): Slightly reword comments for
	is_return_candidate and allocate_return_reg.
	(output_mov_vfp): Update assert.
	(arm_hard_regno_mode_ok): Remove comment, update HF-mode
	condition.
	(arm_invalid_parameter_type): Remove.
	(amr_invalid_return_type): Remove.
	* config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
	* config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
	* config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.

2016-05-16  Matthew Wahab  <matthew.wahab@arm.com>

	* config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
	* config/aarch64/arch64-protos.h
	(aarch64_legitimize_reload_address): Remove.
	* config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
	Remove.

2016-05-16  Eric Botcazou  <ebotcazou@adacore.com>

	* configure.ac: Add ACX_NONCANONICAL_HOST.
	* configure: Regenerate.
	* Makefile.in: Set host_noncanonical.

2016-05-14  Uros Bizjak  <ubizjak@gmail.com>

	PR target/71097
	* config/i386/i386.md (*movtf_internal): Before register allocation,
	do not allow FP constants for CM_MEDIUM memory model, allow only
	standard FP constants for CM_LARGE and CM_LARGE_PIC models.
	(*movxf_internal): Ditto.
	(*movdf_internal): Ditto.
	(*movsf_internal): Ditto.

2016-05-13  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/67483
	* combine.c (make_compound_operation): Don't call extract_left_shift
	with negative shift amounts.

2016-05-13  Jakub Jelinek  <jakub@redhat.com>

	PR bootstrap/71071
	* fold-const.c (fold_checksum_tree): Allow modification
	of TYPE_ALIAS_SET during folding.

	* config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
	ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
	(ix86_split_to_parts): Likewise.  Fix up formatting.

2016-05-13  H.J. Lu  <hongjiu.lu@intel.com>

	* tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
	unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
	printf format.

2016-05-13  Nathan Sidwell  <nathan@acm.org>

	* config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
	(nvptx_name_replacement): Delete.
	(write_fn_proto, write_fn_proto_from_insn,
	nvptx_output_call_insn): Remove nvptx_name_replacement call.
	(TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
	* langhooks.c (add_builtin_funcction_common): Call
	targetm.mangle_decl_assembler_name.

	* config/nvptx/nvptx.c (write_fn_proto): Handle
	BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.

2016-05-13  Martin Liska  <mliska@suse.cz>

	* tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
	and PRIu64 in printf format.

2016-05-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
	comment.

2016-05-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
	Change --param max-completely-peeled-times to
	--param max-completely-peel-times in dump file printing.

2016-05-13  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/42587
	* tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
	(find_bswap_or_nop_1): Likewise.
	(bswap_replace): Likewise.

2016-05-13  Martin Liska  <mliska@suse.cz>

	* tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
	Initialize a variable with default value.

2016-05-13  Martin Liska  <mliska@suse.cz>

	* doc/invoke.texi: Enhance explanation of error recovery
	of sanitizers.

2016-05-13  Martin Liska  <mliska@suse.cz>

	* tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
	(struct cost_pair): Change inv_expr_id (int) to inv_expr
	(iv_inv_expr_ent *).
	(struct iv_inv_expr_ent): Comment struct fields.
	(sort_iv_inv_expr_ent): New function.
	(struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
	(struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
	a hash_map between iv_inv_expr_ent and number of usages.
	(niter_for_exit): Fix coding style.
	(tree_ssa_iv_optimize_init): Use renamed variable.
	(determine_base_object): Fix coding style.
	(alloc_iv): Likewise.
	(find_interesting_uses_outside): Likewise.
	(add_candidate_1): Likewise.
	(add_standard_iv_candidates): Likewise.
	(set_group_iv_cost): Replace inv_expr_id with inv_expr.
	(prepare_decl_rtl): Fix coding style.
	(get_address_cost): Likewise.
	(get_shiftadd_cost): Likewise.
	(force_expr_to_var_cost): Likewise.
	(compare_aff_trees): Likewise.
	(get_expr_id): Restructure the function.
	(get_loop_invariant_expr_id): Renamed to
	get_loop_invariant_expr.
	(get_computation_cost_at): Replace usage of inv_expr_id with
	inv_expr.
	(get_computation_cost): Likewise.
	(determine_group_iv_cost_generic): Likewise.
	(determine_group_iv_cost_address): Likewise.
	(iv_period): Fix coding style.
	(iv_elimination_compare_lt): Likewise.
	(may_eliminate_iv): Likewise.
	(determine_group_iv_cost_cond):  Replace usage of inv_expr_id with
	inv_expr.
	(determine_group_iv_costs): Dump invariant expressions.
	(iv_ca_recount_cost): Use the newly added hash_map.
	(iv_ca_set_remove_invariants): Fix coding style.
	(iv_ca_set_add_invariants): Fix coding style.
	(iv_ca_set_no_cp): Utilize the newly added hash_map for used
	invariants.
	(iv_ca_set_cp): Likewise.
	(iv_ca_new): Initialize the newly added hash_map and remove
	initialization of fields.
	(iv_ca_free): Delete the hash_map.
	(iv_ca_dump): Dump invariant expressions.
	(iv_ca_extend): Fix coding style.
	(try_add_cand_for): Likewise.
	(create_new_ivs): Dump information about # of avg iterations and
	# of used invariant expressions.
	(rewrite_use_compare): Fix coding style.
	(free_loop_data): Set default value for max_inv_expr_id.

2016-05-13  Ilya Enkovich  <ilya.enkovich@intel.com>

	* cse.c (rest_of_handle_cse): Use cleanup_cfg
	returned value cse_cfg_altered computation.
	(rest_of_handle_cse2): Likewise.
	(rest_of_handle_cse_after_global_opts): Likewise.

2016-05-13  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	PR target/53440
	* config/arm/arm.c (arm32_output_mi_thunk): New.
	(arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
	to split Thumb1 vs TARGET_32BIT functionality.
	(arm_thumb1_mi_thunk): New.

2016-05-13  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	* config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
	to true.

2016-05-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR target/71080
	* config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.

2016-05-13  Eric Botcazou  <ebotcazou@adacore.com>

	* builtins.c (expand_builtin_memcmp): Do not emit the call here.
	(expand_builtin_trap): Emit a regular call.
	(set_builtin_user_assembler_name): Remove obsolete cases.
	* dse.c (scan_insn): Adjust.
	* except.c: Include calls.h.
	(sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
	emit a regular call to setjmp.
	* expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
	(block_move_libcall_safe_for_call_parm): Use memcpy builtin.
	(emit_block_move_via_libcall): Delete.
	(block_move_fn): Delete.
	(init_block_move_fn): Likewise.
	(emit_block_move_libcall_fn): Likewise.
	(emit_block_op_via_libcall): New function.
	(set_storage_via_libcall): Tidy up and use memset builtin.
	(block_clear_fn): Delete.
	(init_block_clear_fn): Likewise.
	(clear_storage_libcall_fn): Likewise.
	(expand_assignment): Call emit_block_move_via_libcall.
	Do not include gt-expr.h.
	* expr.h (emit_block_op_via_libcall): Declare.
	(emit_block_copy_via_libcall): New inline function.
	(emit_block_move_via_libcall): Likewise.
	(emit_block_comp_via_libcall): Likewise.
	(block_clear_fn): Delete.
	(init_block_move_fn): Likewise.
	(init_block_clear_fn): Likewise.
	(emit_block_move_via_libcall): Likewise.
	(set_storage_via_libcall): Add default parameter value.
	* libfuncs.h (enum libfunc_index): Remove obsolete values.
	(abort_libfunc): Delete.
	(memcpy_libfunc): Likewise.
	(memmove_libfunc): Likewise.
	(memcmp_libfunc): Likewise.
	(memset_libfunc): Likewise.
	(setbits_libfunc): Likewise.
	(setjmp_libfunc): Likewise.
	(longjmp_libfunc): Likewise.
	(profile_function_entry_libfunc): Likewise.
	(profile_function_exit_libfunc): Likewise.
	(gcov_flush_libfunc): Likewise.
	* optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
	and DECL_VISIBILITY on the declaration.
	(init_optabs): Do not initialize obsolete libfuncs.
	* optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
	* tree-core.h (ECF_RET1): Define.
	(ECF_TM_PURE): Adjust.
	(ECF_TM_BUILTIN): Likewise.
	* tree.c (set_call_expr_flags): Deal with ECF_RET1.
	(build_common_builtin_nodes): Initialize abort builtin.
	Add ECF_RET1 on memcpy, memmove and memset builtins.
	Pass final flags for alloca and alloca_with_align builtins.
	* config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
	obsolete builtins.
	* config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
	* config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
	set_storage_via_libcall and call emit_block_copy_via_libcall.

2016-05-12  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*call_got_x32): Change operand 0 to
	DImode before it is passed to ix86_output_call_operand.
	(*call_value_got_x32): Ditto for operand 1.

2016-05-12  Jiong Wang  <jiong.wang@arm.com>

	PR rtl-optimization/70904
	* lra-constraint.c (process_addr_reg): Relax the restriction on subreg
	reload for wide mode.

2016-05-12  Marek Polacek  <polacek@redhat.com>

	PR c/70756
	* langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
	* langhooks.c (lhd_incomplete_type_error): Add location parameter.
	* langhooks.h (incomplete_type_error): Likewise.
	* tree.c (size_in_bytes_loc): Renamed from size_in_bytes.  Add location
	parameter, pass it down to incomplete_type_error.
	* tree.h (size_in_bytes): New inline overload.
	(size_in_bytes_loc): Renamed from size_in_bytes.

2016-05-12  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71059
	* tree-ssa-pre.c (phi_translate_1): Fully fold translated
	nary before looking up or entering the expression into the VN
	hashes.
	* tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
	Make sure to re-use NARYs without result as inserted by
	phi-translation.

2016-05-12  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71062
	* tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
	field.
	* tree-ssa-structalias.c (set_uids_in_ptset): Set
	vars_contains_restrict if the var is a restrict tag.
	* tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
	do not disambiguate pointers against it.
	(dump_points_to_solution): Re-structure and adjust for new
	vars_contains_restrict flag.
	* gimple-pretty-print.c (pp_points_to_solution): Likewise.

2016-05-12  Martin Liska  <mliska@suse.cz>

	* doc/invoke.texi: Explain connection between
	-fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".

2016-05-12  Ilya Enkovich  <ilya.enkovich@intel.com>

	PR tree-optimization/71006
	* tree-vect-loop.c (vect_determine_vectorization_factor): Don't
	consider COND_EXPR as a mask producer.

2016-05-12  Marek Polacek  <polacek@redhat.com>

	PR driver/71063
	* opts.c (common_handle_option): Detect missing argument for --help^.

2016-05-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/70830
	* config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
	when popping the PC and within an interrupt handler routine.
	Add missing tab to output of "ldmfd".
	(output_return_instruction): Output LDMFD with SP update rather
	than POP when returning from interrupt handler.

2016-05-12  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/i386.md (isa): Add x64_avx512dq, enable if
	TARGET_64BIT && TARGET_AVX512DQ.
	* config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
	(*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
	(*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
	*vec_extractv2di_0_sse): Use v constraint instead of x constraint.
	(*vec_extractv4si): Add avx512dq and avx512bw alternatives.
	(*vec_extractv4si_zext): Add avx512dq alternative.
	(*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
	use v instead of x constraint in other alternatives where possible.

	* config/i386/sse.md (sse2_loadld): Use v instead of x
	constraint in alternatives 0,1,4.

	* config/i386/sse.md (pinsr_evex_isa): New mode attr.
	(<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
	v constraints instead of x and <pinsr_evex_isa> isa attribute.

	PR target/71019
	* config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
	<sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
	is not emitted unless TARGET_AVX512BW.
	(<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
	Likewise.  For TARGET_AVX512BW, use "=v" constraint instead of "=x"
	for the result operand.

	* config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
	constraint instead of x in avx alternatives.  Use maybe_evex instead
	of vex prefix.

	* config/i386/constraints.md (Yv): New constraint.
	* config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
	TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
	* config/i386/i386.md (avx512fvecmode): New mode attr.
	(*pushtf): Use v constraint instead of x.
	(*movtf_internal): Likewise.  For TARGET_AVX512VL and
	xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
	(*absneg<mode>2): Use Yv constraint instead of x constraint.
	(*absnegtf2_sse): Likewise.
	(copysign<mode>3_const, copysign<mode>3_var): Likewise.
	* config/i386/sse.md (*andnot<mode>3): Add avx512vl and
	avx512f alternatives.
	(*andnottf3, *<code><mode>3, *<code>tf3): Likewise.

2016-05-12  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71060
	* tree-data-ref.c (initialize_data_dependence_relation): Do not
	require exact match of DR_BASE_OBJECT but only matching address and
	type.

2016-05-12  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70986
	* cfganal.c: Include cfgloop.h.
	(dfs_find_deadend): Prefer to take edges exiting loops.

2016-05-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* gcc.target/powerpc/pr70963.c: Require at least power8 at both
	compile and run time.

2016-05-11  Mikhail Maltsev  <maltsevm@gmail.com>

	PR c/43651
	* doc/invoke.texi (Wduplicate-decl-specifier): Document new option.

2016-05-11  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (legitimize_pic_address): Use
	copy_to_suggested_reg instead of gen_movsi.

2016-05-11  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/predicates.md (quad_memory_operand): Move most of
	the code into quad_address_p and call it to share code with
	vsx_quad_dform_memory_operand.
	(vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
	d-form support.
	* config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
	bit instead of being a separate word.  Split -mpower9-dform into
	two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
	* config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
	for the register class supporting 128-bit quad word memory offsets.
	(mode_supports_vsx_dform_quad): Helper function to return if the
	register class uses quad word memory offsets.
	(rs6000_debug_addr_mask): Add support for quad word memory offsets.
	(rs6000_debug_reg_global): Always print if we are using LRA or not.
	(rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
	instructions are enabled, set up the appropriate addr_masks for
	128-bit types.
	(rs6000_init_hard_regno_mode_ok): wb constraint is now based on
	-mpower9-dform-scalar, instead of -mpower9-dform.
	(rs6000_option_override_internal): Split -mpower9-dform into two
	switches, -mpower9-dform-scalar and -mpower9-dform-vector.  The
	-mpower9-dform switch sets or clears both.  If we are not using
	the LRA register allocator, do not enable -mpower9-dform-vector by
	default.  If we are using LRA, enable -mpower9-dform-vector and
	-mvsx-timode if it is appropriate.  Issue a warning if either
	-mpower9-dform-vector or -mvsx-timode are explicitly used without
	enabling LRA.
	(quad_address_offset_p): New helper function to return if the
	offset is legal for quad word memory instructions.
	(quad_address_p): New function to determin if GPR or vector
	register quad word memory addresses are legal.
	(mem_operand_gpr): Validate quad word address offsets.
	(reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
	d-form (register + offset) instructions.
	(offsettable_ok_by_alignment): Likewise.
	(rs6000_legitimate_offset_address_p): Likewise.
	(legitimate_lo_sum_address_p): Likewise.
	(rs6000_legitimize_address): Likewise.
	(rs6000_legitimize_reload_address): Add more debug statements for
	-mdebug=addr.
	(rs6000_legitimate_address_p): Add support for ISA 3.0 vector
	d-form instructions.
	(rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
	d-form instructions.  Distinguish different cases in debug
	output.	(rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
	d-form instructions.
	(rs6000_preferred_reload_class): Likewise.
	(rs6000_output_move_128bit): Add support for ISA 3.0 d-form
	instructions.  If ISA 3.0 is available, generate lxvx/stxvx instead
	of the ISA 2.06 indexed memory instructions.
	(rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
	use them to save/restore the saved vector registers instead of
	using Altivec instructions.
	(rs6000_emit_epilogue): Likewise.
	(rs6000_lra_p): Use TARGET_LRA instead of the old option word.
	(rs6000_opt_masks): Split -mpower9-dform into
	-mpower9-dform-scalar and -mpower9-dform-vector.
	(rs6000_print_options_internal): Print -mno-<switch> if <switch>
	was not selected.
	* config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
	ISA 3.0 vector indexed memory instructions, and fold the code into
	the normal mov<mode> patterns.
	(p9_vecstore_<mode>): Likewise.
	(vsx_mov<mode>): Add support for ISA 3.0 vector d-form
	instructions.
	(vsx_movti_64bit): Likewise.
	(vsx_movti_32bit): Likewise.
	* config/rs6000/constraints.md (wO constraint): New constraint for
	ISA 3.0 vector d-form support.
	* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
	-mpower9-dform-scalar instead of -mpower9-dform.  Add note not to
	include -mpower9-dform-vector until we switch over to LRA.
	(POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
	switches, -mpower9-dform-scalar and -mpower9-dform-vector.
	* config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
	* doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
	for -mpower9-dform and -mlra.
	* doc/md.texi (wO constraint): Document wO constraint.

2016-05-11  Alexander Monakov  <amonakov@ispras.ru>

	* genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
	'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
	* genautomata.c (output_internal_insn_code_evaluation): Simplify.
	Move handling of non-insn arguments inline into the sole user:
	(output_trans_func): ...here.
	(output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
	in emitted function prototype.
	(output_internal_insn_latency_func): Ditto.  Simplify.
	(output_internal_maximal_insn_latency_func): Ditto.  Delete
	always-unused argument.
	(output_insn_latency_func): Ditto.
	(output_maximal_insn_latency_func): Ditto.

2016-05-11  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71055
	* tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
	sth with precision not equal to access size verify we don't chop
	off bits.

2016-05-11  Richard Biener  <rguenther@suse.de>

	PR debug/71057
	* dwarf2out.c (retry_incomplete_types): Set early_dwarf.
	(dwarf2out_finish): Move retry_incomplete_types call ...
	(dwarf2out_early_finish): ... here.

2016-05-11  Richard Biener  <rguenther@suse.de>

	PR middle-end/71002
	* alias.c (reference_alias_ptr_type): Preserve alias-set zero
	if the langhook insists on it.
	* fold-const.c (make_bit_field_ref): Add arg for the original
	reference and preserve its alias-set.
	(decode_field_reference): Take exp by reference and adjust it
	to the original memory reference.
	(optimize_bit_field_compare): Adjust callers.
	(fold_truth_andor_1): Likewise.
	* gimplify.c (gimplify_expr): Adjust in-SSA form test.

2016-05-11  Ilya Enkovich  <ilya.enkovich@intel.com>

	PR middle-end/70807
	* cfgrtl.h (delete_insn_and_edges): Now return bool.
	* cfgrtl.c (delete_insn_and_edges): Likewise.
	* config/i386/i386.c (convert_scalars_to_vector): Remove
	redundant code.
	* cse.c (cse_insn): Compute cse_cfg_altered.
	(delete_trivially_dead_insns): Likewise.
	(cse_cc_succs): Likewise.
	(rest_of_handle_cse): Free dominance info if required.
	(rest_of_handle_cse2): Likewise.
	(rest_of_handle_cse_after_global_opts): Likewise.

2016-05-11  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.c (is_complex_IBM_long_double,
	abi_v4_pass_in_fpr): New functions.
	(rs6000_function_arg_boundary): Exclude complex IBM long double
	from 64-bit alignment when ABI_V4.
	(rs6000_function_arg, rs6000_function_arg_advance_1,
	rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.

2016-05-10  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/71028
	* cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
	jump with just a return in the fallthrough block if the branch
	block contains just a return as well.

2016-05-10  Marc Glisse  <marc.glisse@inria.fr>

	* fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
	* match.pd ((X & Y) ^ Y): ... this.
	((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
	| (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.

2016-05-10  David Malcolm  <dmalcolm@redhat.com>

	* read-md.c (require_char_ws): New function.
	(read_string): Simplify using require_char_ws.
	(handle_constants): Likewise.
	(handle_enum): Likewise.
	(handle_file): Likewise.
	* read-md.h (require_char_ws): New declaration.
	* read-rtl.c (read_conditions): Simplify using require_char_ws.
	(read_mapping): Likewise.
	(read_rtx_code): Likewise.
	(read_nested_rtx): Likewise.

2016-05-10  James Norris  <jnorris@codesourcery.com>

	* config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
	if offloading is enabled and -fopenacc or -fopenmp is specified.
	(CRTOFFLOADEND): Likewise.
	(STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
	(ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.

2016-05-10  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
	gotoff_operand code paths.  Use copy_to_suggested_regs and
	expand_simple_binop where appropriate.  Cleanup.

2016-05-10  Ilya Enkovich  <ilya.enkovich@intel.com>

	PR target/70799
	* config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
	integer constants.
	(dimode_scalar_chain::vector_const_cost): New.
	(dimode_scalar_chain::compute_convert_gain): Handle constants.
	(dimode_scalar_chain::convert_op): Likewise.
	(dimode_scalar_chain::convert_insn): Likewise.

2016-05-10  Pierre-Marie de Rodat  <derodat@adacore.com>

	* dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
	unary operation, not a binary one.

2016-05-10  Ilya Enkovich  <ilya.enkovich@intel.com>

	PR middle-end/70877
	* tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
	calls with type casted fndecl.

2016-05-10  Ilya Enkovich  <ilya.enkovich@intel.com>

	PR tree-optimization/70786
	* tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
	* calls.c (initialize_argument_information): Bind bounds
	with corresponding args passed by reference.

2016-05-10  Jakub Jelinek  <jakub@redhat.com>

	PR target/70927
	* config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
	*<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
	use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
	accordingly.

2016-05-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/70963
	* config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
	code for a zero scale factor.
	(vsx_xvcvdpuxds_scale): Likewise.

2016-05-10  David Malcolm  <dmalcolm@redhat.com>

	* diagnostic-show-locus.c (layout::layout): Call show_ruler
	if show_ruler_p was set on the context.
	(layout::show_ruler): New method.
	* diagnostic.h (struct diagnostic_context): Add field
	"show_ruler_p".

2016-05-10  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71039
	* tree-ssa-phiprop.c: Include tree-ssa-loop.h.
	(chk_uses): New function.
	(propagate_with_phi): Verify we can safely replicate the lhs of an
	aggregate assignment on all incoming edges.

2016-05-10  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
	Forward declare.
	(rx_atomic_sequence): New class.
	* config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
	(is_interrupt_func, is_fast_interrupt_func): Make non-static and
	non-inline.
	(rx_atomic_sequence::rx_atomic_sequence,
	rx_atomic_sequence::~rx_atomic_sequence): New functions.
	* config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
	CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
	CTRLREG_INTB): New constants.
	(FETCHOP): New code iterator.
	(fethcop_name, fetchop_name2): New iterator code attributes.
	(QIHI): New mode iterator.
	(atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
	atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
	atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.

2016-05-10  Martin Liska  <mliska@suse.cz>

	* tree-inline.c (remap_dependence_clique): Do not remap
	debugging statements.

2016-05-10  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
	("*fixuns_truncdfdi2_z13")
	("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
	("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
	("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.

2016-05-10  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70497
	PR tree-optimization/28367
	* tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
	split out from ...
	(visit_reference_op_load): ... here.
	(vn_reference_lookup_3): Use it to handle subreg-like accesses
	with simplified BIT_FIELD_REFs.
	* tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
	* tree-complex.c (extract_component): Handle BIT_FIELD_REFs
	correctly.

2016-05-10  Pierre-Marie de Rodat  <derodat@adacore.com>

	* dwarf2out.c (add_abstract_origin_attribute): Adjust
	documentation comment.  For BLOCK nodes, add a
	DW_AT_abstract_origin attribute that points to the DIE generated
	for the origin BLOCK.
	(gen_lexical_block_die): Call add_abstract_origin_attribute for
	blocks from inlined functions.

2016-05-10  Alan Modra  <amodra@gmail.com>

	PR target/70947
	* config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
	regrename modifying insns saving lr before __morestack call.
	* config/rs6000/rs6000.md (split_stack_return): Similarly for
	insns restoring lr after __morestack call.

2016-05-09  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
	lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
	expanders.
	* config/i386/sse.md (vec_interleave_high<mode>,
	vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
	<avx512>_vpermt2var<mode>3_maskz): Likewise.

2016-05-04  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (rs6000_reassociation_width): Add
	function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
	parallel reassociation for power8 and forward.

2016-05-09  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (absneg splitters with general regs): Use
	general_reg_operand predicate.
	(btsq peephole2): Use x86_64_immediate_operand to check if new
	value is suitable for immediate operand.  Generate emitted insn
	using RTL expressions.
	(btcq peephole2): Ditto.
	(btrq peephole2): Ditto.  Generate correct immediate operand
	for AND masking.

2016-05-09  Richard Sandiford  <richard.sandiford@arm.com>

	* cfgexpand.c (expand_debug_expr): Fix address offset for negative
	bitpos.

2016-05-09  Richard Sandiford  <richard.sandiford@arm.com>

	* tree-affine.c (wide_int_constant_multiple_p): Add missing
	pointer dereference.

2016-05-09  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70985
	* match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
	op0 isn't a gimple register.

2016-05-09  Prachi Godbole  <prachi.godbole@imgtec.com>

	* config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
	(i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float,	i6400_fpu_store)
	(i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
	(i6400_fpu_mult): New cpu units.
	(i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
	(i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
	(i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
	(i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
	(i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
	(i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
	(i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
	(i6400_msa_long_float4, i6400_msa_long_float5)
	(i6400_msa_long_float8, i6400_msa_fdiv_df)
	(i6400_msa_fdiv_sf): New reservations.
	* config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
	(p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
	(p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
	(p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
	(p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
	(msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
	(msa_short_cmp, msa_short_float2, msa_short_logic3)
	(msa_short_store4, msa_long_load, msa_short_store)
	(msa_long_logic, msa_long_float2, msa_long_float4)
	(msa_long_float5, msa_long_float8, msa_long_mult)
	(msa_long_fdiv, msa_long_div): New reservations.

2016-05-09  Robert Suchanek  <robert.suchanek@imgtec.com>
	    Sameera Deshpande  <sameera.deshpande@imgtec.com>
	    Matthew Fortune  <matthew.fortune@imgtec.com>
	    Graham Stott  <graham.stott@imgtec.com>
	    Chao-ying Fu  <chao-ying.fu@imgtec.com>

	* config.gcc: Add MSA header file for mips*-*-* target.
	* config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
	(Ubv8i, Urv8):	New constraints.
	* config/mips/mips-ftypes.def: Add function types for MSA
	builtins.
	* config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
	(V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
	* config/mips/mips-msa.md: New file.
	* config/mips/mips-protos.h
	(mips_split_128bit_const_insns): New prototype.
	(mips_msa_idiv_insns): Likewise.
	(mips_split_128bit_move): Likewise.
	(mips_split_128bit_move_p): Likewise.
	(mips_split_msa_copy_d): Likewise.
	(mips_split_msa_insert_d): Likewise.
	(mips_split_msa_fill_d): Likewise.
	(mips_expand_msa_branch): Likewise.
	(mips_const_vector_same_val_p): Likewise.
	(mips_const_vector_same_bytes_p): Likewise.
	(mips_const_vector_same_int_p): Likewise.
	(mips_const_vector_shuffle_set_p): Likewise.
	(mips_const_vector_bitimm_set_p): Likewise.
	(mips_const_vector_bitimm_clr_p): Likewise.
	(mips_msa_vec_parallel_const_half): Likewise.
	(mips_msa_output_division): Likewise.
	(mips_ldst_scaled_shift): Likewise.
	(mips_expand_vec_cond_expr): Likewise.
	* config/mips/mips.c (enum mips_builtin_type): Add
	MIPS_BUILTIN_MSA_TEST_BRANCH.
	(mips_gen_const_int_vector_shuffle): New prototype.
	(mips_const_vector_bitimm_set_p): New function.
	(mips_const_vector_bitimm_clr_p): Likewise.
	(mips_const_vector_same_val_p): Likewise.
	(mips_const_vector_same_bytes_p): Likewise.
	(mips_const_vector_same_int_p): Likewise.
	(mips_const_vector_shuffle_set_p): Likewise.
	(mips_symbol_insns): Forbid loading symbols via immediate for
	MSA.
	(mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
	stores.
	(mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
	MSA.
	(mips_lx_address_p): Add support load indexed address for MSA.
	(mips_address_insns): Add calculation of instructions needed for
	stores and loads for MSA.
	(mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR.  Handle
	CONST_VECTOR for MSA and let it fall through.
	(mips_ldst_scaled_shift): New function.
	(mips_subword_at_byte): Likewise.
	(mips_msa_idiv_insns): Likewise.
	(mips_legitimize_move): Validate MSA moves.
	(mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases.  Add
	calculation of costs for MSA division.
	(mips_split_move_p): Check if MSA moves need splitting.
	(mips_split_move): Split MSA moves if necessary.
	(mips_split_128bit_move_p): New function.
	(mips_split_128bit_move): Likewise.
	(mips_split_msa_copy_d): Likewise.
	(mips_split_msa_insert_d): Likewise.
	(mips_split_msa_fill_d): Likewise.
	(mips_output_move): Handle MSA moves.
	(mips_expand_msa_branch): New function.
	(mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
	Reinstate 'y' modifier.
	(mips_file_start): Add MSA .gnu_attribute.
	(mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
	FPRs.
	(mips_hard_regno_nregs): Always return 1 for MSA supported mode.
	(mips_class_max_nregs): Add register size for MSA supported mode.
	(mips_cannot_change_mode_class): Allow conversion between MSA
	vector modes and TImode.
	(mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
	instruction.
	(mips_secondary_reload_class): Force MSA loads/stores via memory.
	(mips_preferred_simd_mode): Add preffered modes for MSA.
	(mips_vector_mode_supported_p): Add MSA supported modes.
	(mips_autovectorize_vector_sizes): New function.
	(mips_msa_output_division): Likewise.
	(MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
	(MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
	(CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
	(CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
	(CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
	(CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
	(CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
	(CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
	(CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
	(CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
	(CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
	(CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
	(CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
	(CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
	(CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
	(CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
	(CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
	(CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
	(CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
	(CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
	(CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
	(CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
	(CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
	(CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
	(CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
	(CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
	(CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
	(CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
	(CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
	(CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
	(CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
	(CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
	(CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
	(CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
	(CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
	(CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
	(CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
	(CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
	(CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
	(CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
	(CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
	(CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
	(CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
	(CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
	(CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
	(CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
	(CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
	(CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
	(CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
	(CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
	(CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
	(CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
	(CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
	(CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
	(CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
	(CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
	(CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
	(CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
	(CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
	(CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
	(CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
	(CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
	(CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
	(CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
	(CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
	(CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
	(CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
	(CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
	(CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
	(CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
	(CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
	(CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
	(CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
	(CODE_FOR_msa_ldi_d): New code_aliasing macros.
	(mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
	slli_h,	slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
	srai_h, srai_w,	srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
	srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
	srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
	srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
	bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
	bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
	bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
	binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
	binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
	binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
	addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
	subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
	max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
	max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
	maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
	mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
	mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
	min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
	ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
	clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
	clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
	clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
	clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
	clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
	st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
	sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
	adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
	adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
	ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
	aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
	aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
	subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
	subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
	subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
	asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
	maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
	msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
	div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
	hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
	hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
	mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
	dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
	dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
	dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
	sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
	splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
	pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
	ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
	ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
	ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
	ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
	bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
	fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
	pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
	nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
	copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
	insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
	bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
	fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
	fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
	fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
	fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
	fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
	fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
	fadd_w,	fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
	fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
	fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
	fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
	mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
	msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
	fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
	flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
	ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
	ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
	ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
	move_v builtins.
	(mips_get_builtin_decl_index): New array.
	(MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
	(MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
	(MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
	(MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
	(mips_init_builtins): Initialize mips_get_builtin_decl_index
	array.
	(TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
	hook.
	(mips_expand_builtin_insn): Prepare operands for
	CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
	CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
	CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
	CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
	CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
	CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
	CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
	CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
	CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
	CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
	CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
	CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
	CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
	CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
	CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
	CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
	CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
	CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
	CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
	CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
	CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
	CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
	CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
	CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
	CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
	CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
	CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
	CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
	CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
	CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
	CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
	CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
	CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
	CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
	CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
	CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
	CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
	CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
	CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
	CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
	CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
	(mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
	(mips_set_compression_mode): Disallow MSA with MIPS16 code.
	(mips_option_override): -mmsa requires -mfp64 and -mhard-float.
	These are set implicitly and an error is reported if overridden.
	(mips_expand_builtin_msa_test_branch): New function.
	(mips_expand_msa_shuffle): Likewise.
	(MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
	(TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
	(TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
	(mips_expand_vec_unpack): Add support for MSA.
	(mips_expand_vector_init): Likewise.
	(mips_expand_vi_constant): Use CONST0_RTX (element_mode)
	instead of const0_rtx.
	(mips_msa_vec_parallel_const_half): New function.
	(mips_gen_const_int_vector): Likewise.
	(mips_gen_const_int_vector_shuffle): Likewise.
	(mips_expand_msa_cmp): Likewise.
	(mips_expand_vec_cond_expr): Likewise.
	* config/mips/mips.h
	(TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
	(OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
	specified.
	(ASM_SPEC): Pass mmsa and mno-msa to the assembler.
	(ISA_HAS_MSA): New macro.
	(UNITS_PER_MSA_REG): Likewise.
	(BITS_PER_MSA_REG): Likewise.
	(BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
	(MSA_REG_FIRST): New macro.
	(MSA_REG_LAST): Likewise.
	(MSA_REG_NUM): Likewise.
	(MSA_REG_P): Likewise.
	(MSA_REG_RTX_P): Likewise.
	(MSA_SUPPORTED_MODE_P): Likewise.
	(HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
	(ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
	* config/mips/mips.md: Include mips-msa.md.
	(alu_type): Add simd_add.
	(mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
	(type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
	simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
	simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
	simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
	simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
	simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
	simd_move, simd_load, simd_store.  Choose "multi" for moves
	for "qword_mode".
	(qword_mode): New attribute.
	(insn_count): Add instruction count for quad moves.
	Increase the count for MIPS SIMD division.
	(UNITMODE): Add UNITMODEs for vector types.
	(addsub): New code iterator.
	* config/mips/mips.opt (mmsa): New option.
	* config/mips/msa.h: New file.
	* config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
	specified.
	* config/mips/mti-linux.h: Likewise.
	* config/mips/predicates.md
	(const_msa_branch_operand): New constraint.
	(const_uimm3_operand): Likewise.
	(const_uimm4_operand): Likewise.
	(const_uimm5_operand): Likewise.
	(const_uimm8_operand): Likewise.
	(const_imm5_operand): Likewise.
	(aq10b_operand): Likewise.
	(aq10h_operand): Likewise.
	(aq10w_operand): Likewise.
	(aq10d_operand): Likewise.
	(const_m1_operand): Likewise.
	(reg_or_m1_operand): Likewise.
	(const_exp_2_operand): Likewise.
	(const_exp_4_operand): Likewise.
	(const_exp_8_operand): Likewise.
	(const_exp_16_operand): Likewise.
	(const_vector_same_val_operand): Likewise.
	(const_vector_same_simm5_operand): Likewise.
	(const_vector_same_uimm5_operand): Likewise.
	(const_vector_same_uimm6_operand): Likewise.
	(const_vector_same_uimm8_operand): Likewise.
	(par_const_vector_shf_set_operand): Likewise.
	(reg_or_vector_same_val_operand): Likewise.
	(reg_or_vector_same_simm5_operand): Likewise.
	(reg_or_vector_same_uimm6_operand): Likewise.
	* doc/extend.texi (MIPS SIMD Architecture Functions): New
	section.
	* doc/invoke.texi (-mmsa): Document new option.

2016-05-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
	* configure: Regenerate.
	* config.in: Regenerate.
	* gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
	on -fvtable-verify.
	* config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
	(ENDFILE_VTV_SPEC): Define.

2016-05-09  Kaushik Phatak  <kaushik.phatak@kpit.com>

	* config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
	registers in all interrupt handlers if necessary.
	(rl78_option_override): Add warning.
	(MUST_SAVE_MDUC_REGISTERS): New macro.
	(rl78_expand_epilogue): Restore the MDUC registers if necessary.
	* config/rl78/rl78.c (check_mduc_usage): New function.
	(mduc_regs): New structure to hold MDUC register data.
	* config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
	(mulsi3_g13): Add is_g13_muldiv_insn attribute.
	(udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
	(mulhi3_g13): Add is_g13_muldiv_insn attribute.
	* config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
	* doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.

2016-05-09  Bin Cheng  <bin.cheng@arm.com>

	* tree-if-conv.c (tree-ssa-loop.h): Include header file.
	(tree-ssa-loop-niter.h): Ditto.
	(idx_within_array_bound, ref_within_array_bound): New functions.
	(ifcvt_memrefs_wont_trap): Check if array ref is within bound.
	Factor out check on writable base object to ...
	(base_object_writable): ... here.

2016-05-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.md (probe_stack): Add modes to set source
	and destination.

2016-05-09  Bernd Schmidt  <bschmidt@redhat.com>

	* regrename.c (base_reg_class_for_rename): New static function.
	(scan_rtx_address, scan_rtx): Use it instead of base_reg_class.

2016-05-08  Jan Hubicka  <hubicka@ucw.cz>

	* cgraph.c (thunk_adjust): Export.
	* cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
	* cgraphunit.c (thunk_adjust): Export.
	(cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
	thunks.
	* ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
	inlinable.
	* tree-inline.c (expand_call_inline): Expand thunks inline.

2016-05-08  Uros Bizjak  <ubizjak@gmail.com>

	PR target/70998
	* config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
	(*sse2_vd_cvtss2sd): Ditto.
	* config/i386/i386.md
	(TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
	Generate *sse2_vd_cvtsd2ss pattern.
	(TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
	Generate *sse2_vd_cvtss2sd pattern.

2016-05-08  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
	* config/sh/sh.c (get_sh_arg_class): ... this new function.  Update its
	users.

2016-05-08  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/sh-protos.h (sh_media_register_for_return): Remove.
	* config/sh/sh.c: Define and declare variables on first use throughout
	the file.
	(current_function_interrupt): Change to bool type.
	(frame_insn): Rename to emit_frame_insn and update users.
	(push_regs): Use bool for 'interrupt_handler' argument.
	(save_schedule_s): Remove.
	(TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
	(sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
	targetm.asm_out.unaligned_op.di.
	(gen_far_branch): Remove redundant forward declaration.
	(sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
	MAX_TEMPS, save_schedule_ssave_schedule): Remove.
	(sh_set_return_address, sh_function_ok_for_sibcall,
	scavenge_reg): Update comments.
	(sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
	(sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
	(sh_attr_renesas_p): Remove unnecessary parentheses.
	(branch_dest): Simplify.
	* config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
	Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
	(CUMULATIVE_ARGS): Change macro to typedef.
	(current_function_interrupt): Change to bool type.
	(sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
	Surround with __cplusplus ifdef.
	(sh_compare_op0, sh_compare_op1): Remove.
	(EPILOGUE_USES): Use TARGET_FPU_ANY condition.

2016-05-07  Jim Wilson  <jim.wilson@linaro.org>

	* config/arm/arm.md: (arch): Add neon.
	(arch_enabled): Return yes for arch neon when TARGET_NEON.
	* config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3.  Add
	neon_move as type for alt 3.  Add arch attr enabling alt 3 for neon.
	Emit vmov.i64 for alt 3.  Renumber alternatives 3 to 8.  Adjust
	attributes for alt renumbering.  Mark alt 3 as non-predicable.
	(thumb2_movdf_vfp): Likewise.

2016-05-07  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
	to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
	(*andqi_1): Add preferred_for_speed attribute to disparage
	alternative 2 for TARGET_PARTIAL_REG_STALL targets.
	(*<code>qi_1): Ditto.
	(*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
	alternative 1 for TARGET_PARTIAL_REG_STALL targets.
	(*ashlqi3_1): Ditto.
	(*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
	Add preferred_for_size attribute to disparage alternative 0 and
	preferred_for_speed attribute to disparage alternative 1 for
	TARGET_PARTIAL_REG_STALL targets.

2016-05-07  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/70956
	* graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
	def.

2016-05-07  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
	* config/sh/sh.c (sh_cbranch_distance): Implement it.
	* config/sh/sh.md (branch_zero): Remove define_attr.
	(define_delay): Disable delay slot if branch distance is one insn.

2016-05-06  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (LEAMODE): New mode attribute.
	(plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
	(ashift to LEA splitter): Rewrte splitter using SWI mode iterator
	and LEAMODE mode attribute.  Use VOIDmode const_0_to_3_operand as
	operand 2 predicate.
	(*lea<mode>_general_2): Use VOIDmode for const248_operand.
	(*lea<mode>_general_3): Ditto.
	(*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.

2016-05-06  Jakub Jelinek  <jakub@redhat.com>

	* genmddump.c (main): Convert argv from char ** to const char **.

2016-05-06  David Malcolm  <dmalcolm@redhat.com>

	* coretypes.h (OVERRIDE): New macro.
	(FINAL): New macro.

2016-05-06  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
	allow coalescing if the types are compatible.

2016-05-06  David Malcolm  <dmalcolm@redhat.com>

	* pass_manager.h (pass_manager::register_pass_name): New method.
	(pass_manager::get_pass_by_name): New method.
	(pass_manager::create_pass_tab): New method.
	(pass_manager::m_name_to_pass_map): New field.
	* passes.c (name_to_pass_map): Delete global in favor of field
	"m_name_to_pass_map" of pass_manager.
	(register_pass_name): Rename from a function to...
	(pass_manager::register_pass_name): ...this method, updating
	for renaming of global "name_to_pass_map" to field
	"m_name_to_pass_map".
	(create_pass_tab): Rename from a function to...
	(pass_manager::create_pass_tab): ...this method, updating
	for renaming of global "name_to_pass_map" to field.
	(get_pass_by_name): Rename from a function to...
	(pass_manager::get_pass_by_name): ...this method.
	(enable_disable_pass): Convert use of get_pass_by_name to
	a method call, locating the pass_manager singleton.

2016-05-06  David Malcolm  <dmalcolm@redhat.com>

	* genattr-common.c (main): Convert argv from char ** to const char **.
	* genattr.c (main): Likewise.
	* genattrtab.c (main): Likewise.
	* genautomata.c (initiate_automaton_gen): Likewise.
	(main): Likewise.
	* gencodes.c (main): Likewise.
	* genconditions.c (main): Likewise.
	* genconfig.c (main): Likewise.
	* genconstants.c (main): Likewise.
	* genemit.c (main): Likewise.
	* genenums.c (main): Likewise.
	* genextract.c (main): Likewise.
	* genflags.c (main): Likewise.
	* genmddeps.c (main): Likewise.
	* genopinit.c (main): Likewise.
	* genoutput.c (main): Likewise.
	* genpeep.c (main): Likewise.
	* genpreds.c (main): Likewise.
	* genrecog.c (main): Likewise.
	* gensupport.c (init_rtx_reader_args_cb): Likewise.
	(init_rtx_reader_args): Likewise.
	* gensupport.h (init_rtx_reader_args_cb): Likewise.
	(init_rtx_reader_args): Likewise.
	* gentarget-def.c (main): Likewise.
	* read-md.c (read_md_files): Likewise.
	* read-md.h (read_md_files): Likewise.

2016-05-06  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
	instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
	* config/i386/predicates.md (register_and_not_any_fp_reg_operand):
	Remove unused predicate.
	(register_and_not_fp_reg_operand): Ditto.

2016-05-06  Martin Liska  <mliska@suse.cz>

	* tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
	instead of vec as the vector is local to the function.

2016-05-06  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
	avx512bw alternative.

	* config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
	before the ashr<mode>3 pattern.

	* config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
	v instead of x in vex or maybe_vex alternatives, use
	maybe_evex instead of vex in prefix.

	* config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
	*vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
	vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
	in vex or maybe_vex alternatives, use maybe_evex instead of vex
	in prefix.

	* config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
	v instead of x in vex or maybe_vex alternatives, use
	maybe_evex instead of vex in prefix.

	* config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
	sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
	sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
	sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
	alternatives, use maybe_evex instead of vex in prefix.

	* config/i386/sse.md (vec_interleave_lowv4sf,
	*vec_interleave_highv2df, *vec_interleave_lowv2df): Use
	v instead of x in vex or maybe_vex alternatives, use
	maybe_evex instead of vex in prefix.

	* config/i386/sse.md (sse_movhlps, sse_movlhps): Use
	v instead of x in vex or maybe_vex alternatives, use
	maybe_evex instead of vex in prefix.

	* config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
	v constraint instead of x.

2016-05-06  Nathan Sidwell  <nathan@codesourcery.com>

	* gimple.c (gimple_call_same_target_p): Unique functions are eq.
	* tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
	equality first.

2016-05-06  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70948
	* tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
	Properly clobber all fields of va_list for __builtin_va_start.

2016-05-06  Yuri Rumyantsev  <ysrumyan@gmail.com>

	PR debug/70935
	* tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
	loop latch destination.

2016-05-06  Martin Liska  <mliska@suse.cz>

	* tree-ssa-uninit.c: Apply manual changes
	to the GNU coding style.
	(prune_uninit_phi_opnds): Rename from
	prune_uninit_phi_opnds_in_unrealizable_paths.

2016-05-06  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
	mspace): Remove deprecated options.
	* doc/invoke.texi (SH options): Remove -mspace.

2016-05-06  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.

2016-05-06  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
	corresponding combine split pattern.

2016-05-06  Oleg Endo  <olegendo@gcc.gnu.org>

	PR target/58219
	* config/sh/predicates.md (long_displacement_mem_operand): New.
	* config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
	Add movi20, movi20s alternatives.  Adjust length attribute for
	alternatives.
	(movsi_ie): Allow for any FPU.  Adjust length attribute for
	alternatives.
	(movsi_i_lowpart): Add movi20, movi20s alternatives.  Adjust length
	attribute for alternatives.
	(*mov<mode>): Use long_displacement_mem_operand for length attribute.
	(*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
	length attribute for alternatives.

2016-05-06  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70960
	* tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.

2016-05-06  Oleg Endo  <olegendo@gcc.gnu.org>

	PR target/52933
	* config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
	* config/sh/sh.c (sh_rtx_costs): Add another div0s case.

2016-05-06  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/70875
	* ubsan.c (get_ubsan_type_info_for_type): Remove assert.

2016-05-06  Oleg Endo  <olegendo@gcc.gnu.org>

	PR target/54089
	* config/sh/sh.md (*rotcr): Add another variant.

2016-05-06  Richard Biener  <rguenther@suse.de>

	PR middle-end/70931
	* dwarf2out.c (native_encode_initializer): Skip zero-sized fields.

2016-05-06  Richard Biener  <rguenther@suse.de>

	PR middle-end/70941
	* fold-const.c (split_tree): Always convert to the original type
	before negating.

2016-05-06  Richard Biener  <rguenther@suse.de>

	* fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
	(fwprop_addr): Likewise.

2016-05-06  Uros Bizjak  <ubizjak@gmail.com>

	PR target/70873
	* config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
	New prototype.
	* config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
	* config/i386/i386.md (push mem splitter): Use find_constant_src in
	the splitter condition.
	(FP load splitter): Use ix86_standard_x87sse_constant_load_p in
	the splitter condition.
	(FP float_extend load splitter): Ditto.

2016-05-05  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (peehole2 patterns): Change true_regnum
	to REGNO in all peephole2 patterns.
	(post-reload splitters): Change true_regnum to REGNO in
	post-reload splitters.
	(zero_extend splitters): Use general_reg_operand and
	nonimmediate_gr_operand predicates.

2016-05-05  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
	v constraint instead of x.

2016-05-05  Alan Modra  <amodra@gmail.com>

	PR target/68662
	* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
	set OPTION_MASK_RELOCATABLE when flag_pic == 2.  Set
	TARGET_NO_FP_IN_TOC for -mrelocatable.
	(MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
	TARGET_RELOCATABLE test.
	(ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
	(ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
	* config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
	(ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
	(ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
	* config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
	(ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
	(ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
	* config/rs6000/predicates.md (easy_fp_constant): Likewise.
	* config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
	Likewise.
	(rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
	(rs6000_stack_info): Likewise.
	(rs6000_elf_asm_out_constructor): Likewise.
	(rs6000_elf_asm_out_destructor): Likewise.
	(rs6000_elf_declare_function_name): Likewise.
	* config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
	* config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
	Don't define.

2016-05-05  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.

2016-05-05  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
	out-of-line gpr restore for one or two regs if that would add
	a save of lr.

2016-05-04  Uros Bizjak  <ubizjak@gmail.com>

	PR target/70873
	* config/i386/i386.md
	(TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
	Change to post-epilogue_completed late splitter.  Use sse_reg_operand
	as operand 0 predicate.
	(TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
	Ditto.
	(TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
	Ditto.  Emit the pattern using RTX.

	(TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
	Use sse_reg_opreand as operand 0 predicate.  Do not use true_regnum in
	the post-reload splitter.  Use lowpart_subreg instead of gen_rtx_REG.
	(TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
	Ditto.
	(TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
	sse_reg_operand as operand 0 predicate.

	(TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
	Use sse_reg_opreand as operand 0 predicate.  Use lowpart_subreg
	instead of gen_rtx_REG.
	(TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
	Ditto.

2016-05-04  Segher Boessenkool  <segher@kernel.crashing.org>

	* function.c (emit_use_return_register_into_block): Delete.
	(gen_return_pattern): Delete.
	(emit_return_into_block): Delete.
	(active_insn_between): Delete.
	(convert_jumps_to_returns): Delete.
	(emit_return_for_exit): Delete.
	(thread_prologue_and_epilogue_insns): Delete all code dealing with
	simple_return for shrink-wrapped blocks.
	* shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
	end of blocks that need one.
	(get_unconverted_simple_return): Delete.
	(convert_to_simple_return): Delete.
	* shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
	(convert_to_simple_return): Ditto.

2016-05-04  Segher Boessenkool  <segher@kernel.crashing.org>

	* cfgcleanup.c (bb_is_just_return): New function.
	(try_optimize_cfg): Simplify jumps to return, branches to return,
	and branches around return.

2016-05-04  Segher Boessenkool  <segher@kernel.crashing.org>

	* cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
	branch to a return.

2016-05-04  Jakub Jelinek  <jakub@redhat.com>

	PR c++/70906
	PR c++/70933
	* tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
	* tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
	assert flags & OEP_HASH_CHECK, instead of asserting it
	never happens.  Handle TARGET_EXPR.
	* fold-const.c (operand_equal_p): For hash verification,
	or in OEP_HASH_CHECK into flags.

2016-05-04  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
	comment.
	(compute_samebase_partition_bases): Fix typo.

2016-05-04  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/sse.md (vec_interleave_highv8sf,
	vec_interleave_lowv8sf, vec_interleave_highv4df,
	vec_interleave_lowv4df): Remove constraints from expanders.

	* config/i386/sse.md (sse2_movq128): Use v constraint instead of x.

2016-05-04  Jan Hubicka  <hubicka@ucw.cz>

	* tree-inline.c (expand_call_inline): Fix path dealing with
	making lhs of call statement undefined.

2016-05-04  Jan Hubicka  <hubicka@ucw.cz>

	* cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
	Check availability on NODE, too.
	* cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
	(cgraph_node::call_for_symbol_and_aliases): Likewise.
	(varpool_node::call_for_symbol_and_aliase): Likewise.
	* ipa-pure-const.c (add_new_function): Analyze all bodies.
	(propagate_pure_const): Propagate across interposable functions, too.
	(skip_function_for_local_pure_const): Do not skip interposable bodies
	with aliases.
	(pass_local_pure_const::execute): Update.

2016-05-04  Marek Polacek  <polacek@redhat.com>

	* doc/invoke.texi: Document -Wdangling-else.

2016-05-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config.gcc: Error out when conflicting multilib is detected.  Do not
	loop over multilibs since no combination is legal.

2016-05-04  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
	* config/rs6000/sysv4.h (TARGET_TOC): Simplify.
	* config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
	Align .toc.

2016-05-04  Matthew Fortune  <matthew.fortune@imgtec.com>

	* config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
	Clean up p5600 comments.

2016-05-04  Richard Biener  <rguenther@suse.de>

	* match.pd: Add BIT_FIELD_REF canonicalizations and vector
	constructor simplifications.
	* fold-const.c (fold_ternary_loc): Remove duplicate functionality here.

2016-05-04  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
	* config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
	result.set_rtx is null instead of aborting.
	* config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
	Always enable.
	(USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
	* config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
	*mov<mode>_store_postinc): New patterns.

2016-05-04  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR.  Mark
	as commutative.  Check both conversions are NOP.
	((A & B) OP (C & B)): Remove.

2016-05-04  Alan Modra  <amodra@gmail.com>

	* combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.

2016-05-04  Alan Modra  <amodra@gmail.com>

	PR target/70866
	* config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
	when cr2,3,4 are all fixed regs.

2016-05-04  Bernd Schmidt  <bschmidt@redhat.com>

	PR rtl-optimization/57193
	* opts.c (default_options_table): Revert OPT_frename_registers change.
	* doc/invoke.texi (-frename-registers, -O2): Likewise.

2016-05-03  Martin Sebor  <msebor@redhat.com>

	PR c++/66561
	* builtins.c (fold_builtin_FILE): New function.
	(fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
	(fold_builtin_0): Call them.
	* gimplify.c (gimplify_call_expr): Remove the handling of
	BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.

	PR c++/66561
	* doc/extend.texi (Other Builtins): Update __builtin_FILE,
	__builtin_FUNCTION, and __builtin_LINE to reflect they yield
	constants.

	PR c++/66639
	* doc/extend.texi (Function Names as Strings): Update __func__,
	__FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
	constants.

2016-05-03  Jakub Jelinek  <jakub@redhat.com>
	    Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70916
	* tree-if-conv.c: Include cfganal.h.
	(pass_if_conversion::execute): Call connect_infinite_loops_to_exit
	and remove_fake_exit_edges around the optimization pass.

2016-05-03  Jan Hubicka  <hubicka@ucw.cz>

	* cgraph.c (symbol_table::create_edge): Set inline_failed.
	(cgraph_edge::make_direct): Likewise.
	(cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
	* cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
	* cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
	(CIF_THUNK): New code.
	* ipa-inline-analysis.c (initialize_inline_failed): Preserve
	CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
	(compute_inline_parameters): Set inline_failed for thunks.
	(inline_analyze_function): Cleanup.
	* ipa-inline.c (can_inline_edge_p): Do not deal with
	call_stmt_cannot_inline_p.
	(can_early_inline_edge_p): Likewise.
	(early_inliner): Initialize inline_failed.
	* lto-cgraph.c (lto_output_edge): Sanity check inline_failed.

2016-05-03  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
	from nonimm_ssenomem_operand.
	(nonimm_ssenomem_operand): New predicate.
	* config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
	as operand 0 predicate.
	(*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
	Disable unsupported alternatives using "enabled" attribute.
	Use register_ssemem_operand as operand 0 predicate.
	(*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.

2016-05-03  Marek Polacek  <polacek@redhat.com>

	PR c/70859
	* input.c (expansion_point_location): New function.
	* input.h (expansion_point_location): Declare.

2016-05-03  Pierre-Marie de Rodat  <derodat@adacore.com>

	* dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
	occurence with frame_offset_ ones.

2016-05-03  Alan Modra  <amodra@gmail.com>

	PR rtl-optimization/70890
	* ira.c (combine_and_move_insns): When moving def_insn, remove
	equivs on use_insn.

2016-05-03  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
	("*r<noxa>sbg_<mode>_srl"): New define_insns.
	("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
	("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.

2016-05-03  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
	for SAVE_MULTIPLE/STORE_MULTIPLE.

2016-05-03  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
	*truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.

2016-05-03  Richard Biener  <rguenther@suse.de>

	* gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
	default true.
	(gimplify_arg): Likewise.
	* gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
	re-writing the result to a decl if required.
	(internal_get_tmp_var): Add allow_ssa parameter
	and override into_ssa with it.
	(get_formal_tmp_var): Adjust.
	(get_initialized_tmp_var): Add allow_ssa parameter.
	(gimplify_arg): Add allow_ssa parameter and avoid generating
	SSA names for the result false.
	(gimplify_call_expr): If the call may return twice do not
	gimplify parameters into SSA.
	(prepare_gimple_addressable): Do not allow an SSA name as temporary.
	(gimplify_modify_expr): Adjust assert.  For noreturn calls
	with a SSA name LHS adjust its def.
	(gimplify_save_expr): Do not allow an SSA name as save-expr result.
	(gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
	(gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
	(gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
	an SSA name.  Likewise for OMP_CLAUSE_REDUCTION operands.
	(gimplify_omp_for): Likewise for OMP_CLAUSE_DECL.  Likewise
	for OMP_FOR_COND,  OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
	(optimize_target_teams): Do not allow SSA names for clause operands.
	(gimplify_expr): Likewise for where we mark the result addressable.
	* passes.def (pass_init_datastructures): Remove.
	* tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
	(rewrite_stmt): Likewise.
	* tree-inline.c (initialize_cfun): Properly transfer SSA state.
	(replace_locals_op): Replace SSA names.
	(copy_gimple_seq_and_replace_locals): Init src_cfun.
	* gimple-low.c (lower_builtin_setjmp): Deal with SSA.
	* cgraph.c (release_function_body): Free CFG annotations only
	when we have a CFG.  Simplify.
	* gimple-fold.c (gimplify_and_update_call_from_tree): Use
	force_gimple_operand instead of get_initialized_tmp_var.
	* tree-pass.h (make_pass_init_datastructures): Remove.
	* tree-ssa.c (execute_init_datastructures): Remove.
	(pass_data_init_datastructures): Likewise.
	(class pass_init_datastructures): Likewise.
	(make_pass_init_datastructures): Likewise.
	* omp-low.c (create_omp_child_function): Init SSA data structures.
	(grid_expand_target_grid_body): Likewise.
	* tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
	name before adding it to names_to_release.
	(remove_bb): Always release SSA defs.
	* tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
	before dereferencing it.
	* cgraphunit.c (init_lowered_empty_function): Always
	int SSA data structures.
	* tree-ssanames.c (release_defs): Remove assert that we are in
	SSA form.
	* trans-mem.c (diagnose_tm_1): Handle SSA name function.

2016-05-03  Jakub Jelinek  <jakub@redhat.com>
	    Uros Bizjak  <ubizjak@gmail.com>

	PR rtl-optimization/70467
	* config/i386/predicates.md (x86_64_hilo_int_operand,
	x86_64_hilo_general_operand): New predicates.
	* config/i386/constraints.md (Wd): New constraint.
	* config/i386/i386.md (mode attr di): Use Wd instead of e.
	(general_hilo_operand): New mode attr.
	(add<mode>3, sub<mode>3): Use <general_hilo_operand>
	instead of <general_operand>.
	(*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
	x86_64_hilo_general_operand instead of <general_operand>.

2016-05-03  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/70916
	* tree-if-conv.c (constant_or_ssa_name): Removed.
	(fold_build_cond_expr): Use is_gimple_val instead of
	constant_or_ssa_name.

	PR tree-optimization/70916
	* tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
	if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.

	PR target/49244
	* tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
	(optimize_atomic_bit_test_and): New function.
	(pass_fold_builtins::execute): Use it.
	* optabs.def (atomic_bit_test_and_set_optab,
	atomic_bit_test_and_complement_optab,
	atomic_bit_test_and_reset_optab): New optabs.
	* internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
	ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
	* builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
	* builtins.c (expand_ifn_atomic_bit_test_and): New function.
	* internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
	expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
	expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
	* doc/md.texi (atomic_bit_test_and_set@var{mode},
	atomic_bit_test_and_complement@var{mode},
	atomic_bit_test_and_reset@var{mode}): Document.
	* config/i386/sync.md (atomic_bit_test_and_set<mode>,
	atomic_bit_test_and_complement<mode>,
	atomic_bit_test_and_reset<mode>): New expanders.
	(atomic_bit_test_and_set<mode>_1,
	atomic_bit_test_and_complement<mode>_1,
	atomic_bit_test_and_reset<mode>_1): New insns.

2016-05-03  Richard Sandiford  <richard.sandiford@arm.com>

	PR rtl-optimization/70687
	* combine.c (change_zero_ext): Check for scalar modes.  Use wide_int
	instead of unsigned HOST_WIDE_INT.

2016-05-03  Bernd Schmidt  <bschmidt@redhat.com>

	PR rtl-optimization/44281
	* hard-reg-set.h (struct target_hard_regs): New field
	x_fixed_nonglobal_reg_set.
	(fixed_nonglobal_reg_set): New macro.
	* reginfo.c (init_reg_sets_1): Initialize it.
	* ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
	of fixed_reg_set.
	* df-scan.c (df_insn_refs_collect): Asms may reference global regs.

2016-05-03  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/56541
	* doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
	* params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
	* tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
	(any_complicated_phi): new static variable.
	(aggressive_if_conv): delete.
	(if_convertible_phi_p): support phis with more than two arguments.
	(if_convertible_bb_p): remvoe check on aggressive_if_conv and
	critical pred edges.
	(ifcvt_split_critical_edges): support phis with more than two
	arguments by checking new parameter.  only split critical edges
	if needed.
	(tree_if_conversion): handle simd pragma marked loop using new
	local variable aggressive_if_conv.  check any_complicated_phi.

2016-05-03  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
	before using it.

2016-05-03  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
	cbase.

2016-05-03  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
	(mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
	define_insn_and_split.
	(mulsi3_i): New define_insn_and_split.
	(mulsi3_call): Convert to define_insn.
	(mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
	Remove constraints.

2016-05-02  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* machmode.h (mode_complex): Add support to give the complex mode
	for a given mode.
	(GET_MODE_COMPLEX_MODE): Likewise.
	* stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
	stored by build_complex_type and gfc_build_complex_type instead of
	trying to figure out the appropriate mode based on the size. Raise
	an assertion error, if the type was not set.
	* genmodes.c (struct mode_data): Add field for the complex type of
	the given type.
	(blank_mode): Likewise.
	(make_complex_modes): Remember the complex mode created in the
	base type.
	(emit_mode_complex): Write out the mode_complex array to map a
	type mode to the complex version.
	(emit_insn_modes_c): Likewise.
	* tree.c (build_complex_type): Set the complex type to use before
	calling layout_type.
	* config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
	support for __float128 complex datatypes.
	(rs6000_hard_regno_mode_ok): Likewise.
	(rs6000_setup_reg_addr_masks): Likewise.
	(rs6000_complex_function_value): Likewise.
	* config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
	__float128 and __ibm128 complex.
	(FLOAT128_IBM_P): Likewise.
	(ALTIVEC_ARG_MAX_RETURN): Likewise.
	* doc/extend.texi (Additional Floating Types): Document that
	-mfloat128 must be used to enable __float128.  Document complex
	__float128 and __ibm128 support.

2016-05-02  Jakub Jelinek  <jakub@redhat.com>

	PR target/49244
	* gimple.c (gimple_builtin_call_types_compatible_p): Allow
	char/short arguments promoted to int because of promote_prototypes.

2016-05-02  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/predicates.md (register_ssemem_operand): New predicate.
	* config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
	*cmpi<FPCMP:unord><MODEF:mode>_mixed and
	*cmpi<FPCMP:unord><X87MODEF:mode>_i387.  Disable unsupported
	alternatives using "enabled" attribute.  Use register_ssemem_operand
	as operand 1 predicate.
	(*cmpi<unord>xf_i387): Split XFmode pattern from
	*cmpi<FPCMP:unord><X87MODEF:mode>_i387.
	(*absneg<mode>2): Merge from *absneg<mode>2_mixed and
	*absneg<mode>2_i387.  Disable unsupported alternatives using
	"enabled" attribute.
	(*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.

2016-05-02  Nathan Sidwell  <nathan@codesourcery.com>

	* omp-low.c (lower_oacc_head_tail): Assert there is at least one
	marker.
	(oacc_loop_process): Check mask for loop termination.

2016-05-02  Jan Hubicka  <hubicka@ucw.cz>

	* cif-code.def (CIF_THUNK): Add.
	* ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
	accidental change.

2016-05-02  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
	(dump_inline_summary): Dump it.
	(fp_expression_p): New predicate.
	(estimate_function_body_sizes): Use it.
	(inline_merge_summary): Merge fp_expressions.
	(inline_read_section): Read fp_expressions.
	(inline_write_summary): Write fp_expressions.
	* ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
	codegen boundary if either caller or callee is !fp_expressions.
	* ipa-inline.h (inline_summary): Add fp_expressions.
	* ipa-inline-transform.c (inline_call): When inlining !fp_expressions
	to fp_expressions be sure the fp generation flags are updated.

2016-05-02  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/70467
	* cse.c (cse_insn): Handle no-op MEM moves after folding.

	PR rtl-optimization/70467
	* ipa-pure-const.c (check_call): Handle internal calls even in
	ipa mode like in local mode.

2016-05-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.

2016-05-02  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd (X u< X, X u> X): New transformations.

2016-05-02  Marc Glisse  <marc.glisse@inria.fr>

	* flag-types.h (enum warn_strict_overflow_code): Move ...
	* coretypes.h: ... here.
	* fold-const.h (fold_overflow_warning): Declare.
	* fold-const.c (fold_overflow_warning): Make non-static.
	(fold_comparison): Move the transformation of X +- C1 CMP C2
	into X CMP C2 -+ C1 ...
	* match.pd: ... here.
	* gimple-fold.c (fold_stmt_1): Protect with
	fold_defer_overflow_warnings.

2016-05-02  Nathan Sidwell  <nathan@codesourcery.com>

	* omp-low.c (struct oacc_loop): Add 'inner' field.
	(new_oacc_loop_raw): Initialize it to zero.
	(oacc_loop_fixed_partitions): Initialize it.
	(oacc_loop_auto_partitions): Partition outermost loop to outermost
	available partitioning.

2016-05-02  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.md (mulsidi3): Change operand 0 predicate to
	register_operand.
	(umulsidi3): Likewise.
	(indirect_jump): Fix jump instruction assembly patterns.

2016-05-02  Thomas Schwinge  <thomas@codesourcery.com>

	PR target/70860
	* config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
	(nvptx_function_value): Assert non-NULL cfun.

2016-05-02  Eric Botcazou  <ebotcazou@adacore.com>

	PR rtl-optimization/70886
	* sched-deps.c (estimate_dep_weak): Canonicalize cselib values.

	* cselib.h (rtx_equal_for_cselib_1): Declare.
	(rtx_equal_for_cselib_p: New inline function.
	* cselib.c (rtx_equal_for_cselib_p): Delete.
	(rtx_equal_for_cselib_1): Make public.

2016-05-02  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
	(register_mixssei387nonimm_operand): Remove predicate.
	* config/i386/i386.md (*fop_<mode>_comm): Merge from
	*fop_<mode>_comm_mixed and *fop_<mode>_comm_i387.  Disable unsupported
	alternatives using "enabled" attribute.  Also check X87_ENABLE_ARITH
	for TARGET_MIX_SSE_I387 alternatives.
	(*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
	Disable unsupported alternatives using "enabled" attribute.  Use
	nonimm_ssenomem_operand as operand 1 predicate.  Also check
	X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.

2016-05-02  Richard Sandiford  <richard.sandiford@arm.com>

	* tree.c (cst_and_fits_in_hwi): Simplify.

2016-05-02  Richard Sandiford  <richard.sandiford@arm.com>

	* tree.h (wi::to_wide): New function.
	* expr.c (expand_expr_real_1): Use wi::to_wide.
	* fold-const.c (int_const_binop_1): Likewise.
	(extract_muldiv_1): Likewise.

2016-05-02  Richard Sandiford  <richard.sandiford@arm.com>

	* wide-int.h: Update offset_int and widest_int documentation.
	(WI_SIGNED_SHIFT_RESULT): New macro.
	(wi::binary_shift): Define signed_shift_result_type for
	shifts on offset_int- and widest_int-like types.
	(generic_wide_int): Support <<= and >>= if << and >> are supported.
	* tree.h (int_bit_position): Use shift operators instead of wi::
	 shifts.
	* alias.c (adjust_offset_for_component_ref): Likewise.
	* expr.c (get_inner_reference): Likewise.
	* fold-const.c (fold_comparison): Likewise.
	* gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
	* gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
	* tree-dfa.c (get_ref_base_and_extent): Likewise.
	* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
	(stmt_kills_ref_p): Likewise.
	* tree-ssa-ccp.c (bit_value_binop_1): Likewise.
	* tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
	(ao_ref_init_from_vn_reference): Likewise.

2016-05-02  Richard Sandiford  <richard.sandiford@arm.com>

	* wide-int.h: Update offset_int and widest_int documentation.
	(WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
	(wi::binary_traits): Allow ordered comparisons between offset_int and
	offset_int, between widest_int and widest_int, and between either
	of these types and basic C types.
	(operator <, <=, >, >=): Define for the same combinations.
	* tree.h (tree_int_cst_lt): Use comparison operators instead
	of wi:: comparisons.
	(tree_int_cst_le): Likewise.
	* gimple-fold.c (fold_array_ctor_reference): Likewise.
	(fold_nonarray_ctor_reference): Likewise.
	* gimple-ssa-strength-reduction.c (record_increment): Likewise.
	* tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
	* tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
	* tree-sra.c (completely_scalarize): Likewise.
	* tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
	* tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
	* tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
	(check_for_binary_op_overflow): Likewise.
	(search_for_addr_array): Likewise.
	* ubsan.c (ubsan_expand_objsize_ifn): Likewise.

2016-05-02  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
	(arc_save_restore): Likewise.
	(arc_dwarf_register_span): Likewise.
	(arc_output_pic_addr_const): Initialize suffix variable.

2016-05-02  Martin Liska  <mliska@suse.cz>

	* symbol-summary.h (function_summary::function_summary):
	Remove checking assert for all cgraph nodes.
	(function_summary::get): Check summary_uid.
	(symtab_insertion): Check summary_uid.

2016-05-02  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc-protos.h (compact_memory_operand_p): Declare.
	* config/arc/arc.c (arc_output_commutative_cond_exec): Consider
	bmaskn instruction.
	(arc_dwarf_register_span): Remove enum keyword.
	(compact_memory_operand_p): New function.
	* config/arc/arc.h (reg_class): Add code density register classes.
	(REG_CLASS_NAMES): Likewise.
	(REG_CLASS_CONTENTS): Likewise.
	* config/arc/arc.md (*movqi_insn): Add code density instructions.
	(*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
	(*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
	(*cmpsi_cc_c_insn, *movsi_ne): Likewise.
	* config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
	constraints.
	(h, Rcd, Rsd, Rzd): New register constraints.
	(T): Use compact_memory_operand_p function.
	* config/arc/predicates.md (compact_load_memory_operand): Remove.

2016-05-02  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/sh.md (*negnegt, *movtt): Remove.

2016-05-02  Marek Polacek  <polacek@redhat.com>
	    Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/70700
	* tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
	bigger than FIRST_REF_NODE.

2016-05-02  Oleg Endo  <olegendo@gcc.gnu.org>

	PR target/52898
	* config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
	TARGET_CMPEQDI_T.
	(prepare_cbranch_operands): Don't use scratch register.  Assume that
	function is used when pseudos can be created.
	(expand_cbranchdi4): Likewise.  Remove unused TARGET_CMPEQDI_T paths.
	* config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
	(cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
	define_expand.  Allow it only when pseudos can be created.
	* config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.

2016-05-01  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/constraints.md (BC): Only allow -1 operands.
	* config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
	Add "enabled" attribute.  Update XI mode attribute calculation.
	* config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
	(*movoi_internal_avx): Update XI mode attribute calculation.
	(*movti_internal): Ditto.

2016-05-01  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
	cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.

2016-05-01  Eric Botcazou  <ebotcazou@adacore.com>

	* config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
	statement on instruction code.  Remove trailing spaces.
	(altivec_expand_stv_builtin): Likewise.

2016-05-01  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
	(TARGET_FPU_DOUBLE): Simplify.
	(BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
	'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
	* config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
	with 'TARGET_FPU_DOUBLE'.
	* config/sh/sh.md: Likewise.

2016-05-01  Yoshinori Sato  <ysato@users.sourceforge.jp>

	* config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
	SH_DIV_STR_FOR_SIZE): Remove.
	* config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
	SH_DIV_STR_FOR_SIZE): Remove.

2016-05-01  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/predicates.md (any_register_operand, zero_extend_operand,
	logical_reg_operand): Delete.
	(arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
	arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
	logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
	match_operand and match_test.
	(sh_const_vec, sh_1el_vec): Remove redundant checks.  Declare local
	variables on their first use.  Return bool values.
	* config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
	* config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
	arith_reg_operand for input operand.  Remove empty constraints.
	(xorsi3): Delete.
	(*xorsi3_compact): Rename to xorsi3.
	(zero_extend<mode>si2): Use arith_reg_operand for input operand.
	(*zero_extend<mode>si2_disp_mem): Update comment.
	(mov_nop): Delete.

2016-04-30  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/t-sh: Remove SH5 support.
	* config.gcc: Likewise.
	* configure: Likewise.

2016-04-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.

2016-04-30  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/sh.c (register_sh_passes, sh_option_override,
	sh_print_operand, prepare_move_operands,
	sh_can_follow_jump): Remove TARGET_SH1 checks.
	* config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
	PROMOTE_MODE): Likewise.
	* config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
	movdi): Likewise.

2016-04-30  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
	restoring when fixed_reg_p, but allow out-of-line or stmw save.
	Check for user regs later to avoid unnecessary looping over regs.
	Merge user reg check with non-saved reg check.  Don't force
	inline VR restore when static chain used.
	(rs6000_frame_related): Omit eh_frame info for user regs when
	saving.
	(fixed_regs_p): Delete.

2016-04-30  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
	(SAVE_STRATEGY, REST_STRATEGY): ..this.  Renumber and sort enum.
	Update all uses.

2016-04-30  Alan Modra  <amodra@gmail.com>

	PR target/69645
	* config/rs6000/rs6000.c (fixed_reg_p): New function.
	(fixed_regs_p): Rename from global_regs_p.  Call fixed_reg_p.
	Update all uses.

2016-04-30  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.c (rs6000_conditional_register_usage):
	Remove redundant PIC_OFFSET_TABLE_REGNUM test.  Replace with
	flag_pic test for Darwin.

2016-04-30  Alan Modra  <amodra@gmail.com>

	* regs.h (struct reg_info_t): Delete freq_calls_crossed and
	throw_calls_crossed.
	(REG_FREQ_CALLS_CROSSED): Delete.
	(REG_N_THROWING_CALLS_CROSSED): Delete.
	* regstat.c (regstat_bb_compute_ri): Don't calculate
	REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
	(dump_reg_info): Don't print call cross frequency.
	* ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
	and REG_N_THROWING_CALLS_CROSSED.

2016-04-30  Alan Modra  <amodra@gmail.com>

	* regs.h (struct reg_info_t): Delete live_length.
	(REG_LIVE_LENGTH): Delete macro.
	* regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
	local_live, local_processed and local_live_last_luid params.
	Replace bb_index param with bb.  Don't set REG_LIVE_LENGTH.
	Formatting fixes.
	(regstat_compute_ri): Adjust for above.  Don't set
	REG_LIVE_LENGTH.
	(dump_reg_info): Don't print live length.
	* ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
	with test of setjmp_crosses.  Don't set REG_LIVE_LENGTH.
	Localize loop_depth var.

2016-04-30  Alan Modra  <amodra@gmail.com>

	* ira.c (enum valid_equiv): New.
	(validate_equiv_mem): Return enum.
	(update_equiv_mem): Create replacement in more cases.
	(add_store_equivs): Update validate_equiv_mem call.

2016-04-30  Alan Modra  <amodra@gmail.com>

	* ira.c (combine_and_move_insns): Rather than scanning insns,
	use DF infrastucture to find use and def insns.

2016-04-30  Alan Modra  <amodra@gmail.com>

	ira.c (combine_and_move_insns): Move invariant conditions..
	(ira.c): ..to here.  Call combine_and_move_insns before
	add_store_equivs.  Call grow_reg_equivs later.  Allocate
	req_equiv later using max_reg_num() rather than global max_regno.
	(contains_replace_regs): Delete.
	(add_store_equivs): Remove contains_replace_regs test.

2016-04-30  Alan Modra  <amodra@gmail.com>

	* ira.c (struct equiv_mem_data): New.
	(equiv_mem, equiv_mem_modified): Delete static vars.
	(validate_equiv_mem_from_store): Use "data" param to communicate..
	(validate_equiv_mem): ..from here.

2016-04-30  Alan Modra  <amodra@gmail.com>

	* ira.c (add_store_equivs, combine_and_move_insns): New functions,
	split out from..
	(update_reg_equivs): ..here.  Move allocation and freeing of
	reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
	end_alias_analysis to..
	(ira): ..here.

2016-04-30  Alan Modra  <amodra@gmail.com>

	* ira.c (pdx_subregs): Delete.
	(struct equivalence): Add pdx_subregs field.
	(set_paradoxical_subreg): Remove pdx_subregs param.  Update
	pdx_subregs access.
	(update_equiv_regs): Don't create or free pdx_subregs.  Update
	pdx_subregs access.

2016-04-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/altivec.h: Change definitions of vec_xl and
	vec_xst.
	* config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
	(LD_ELEMREV_V2DI): New.
	(LD_ELEMREV_V4SF): New.
	(LD_ELEMREV_V4SI): New.
	(LD_ELEMREV_V8HI): New.
	(LD_ELEMREV_V16QI): New.
	(ST_ELEMREV_V2DF): New.
	(ST_ELEMREV_V2DI): New.
	(ST_ELEMREV_V4SF): New.
	(ST_ELEMREV_V4SI): New.
	(ST_ELEMREV_V8HI): New.
	(ST_ELEMREV_V16QI): New.
	(XL): New.
	(XST): New.
	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
	descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
	* config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
	TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
	(altivec_expand_builtin): Add handling for
	VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
	(rs6000_invalid_builtin): Add error-checking for
	RS6000_BTM_P9_VECTOR.
	(altivec_init_builtins): Define builtins used to implement vec_xl
	and vec_xst.
	(rs6000_builtin_mask_names): Define power9-vector.
	* config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
	(RS6000_BTM_P9_VECTOR): Define.
	(RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
	* config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
	(vsx_ld_elemrev_v2df): Likewise.
	(vsx_ld_elemrev_v4sf): Likewise.
	(vsx_ld_elemrev_v4si): Likewise.
	(vsx_ld_elemrev_v8hi): Likewise.
	(vsx_ld_elemrev_v16qi): Likewise.
	(vsx_st_elemrev_v2df): Likewise.
	(vsx_st_elemrev_v2di): Likewise.
	(vsx_st_elemrev_v4sf): Likewise.
	(vsx_st_elemrev_v4si): Likewise.
	(vsx_st_elemrev_v8hi): Likewise.
	(vsx_st_elemrev_v16qi): Likewise.
	* doc/extend.texi: Add prototypes for vec_xl and vec_xst.  Correct
	grammar.

2016-04-29  Patrick Palka  <ppalka@gcc.gnu.org>

	* tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
	out into ...
	(simplify_control_stmt_condition_1): ... here.  Recurse into
	BIT_AND_EXPRs and BIT_IOR_EXPRs.

2016-04-29  David Edelsohn  <dje.gcc@gmail.com>

	PR target/69810
	* config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
	(zero_extendqi<mode>2_dot): Revert earlier conversion from
	define_insn_and_split to define_insn.
	(zero_extendqi<mode>2_dot2): Same.
	(extendqi<mode>2_dot): Same.
	(extendqi<mode>2_dot2): Same.

2016-04-29  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
	(probe_stack): New expander.
	(probe_stack_<mode>): New insn pattern.

2016-04-29  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md
	(operations with memory inputs setting flags peephole2):
	Remove uneeded REG_P checks.  Cleanup pattern generation.

2016-04-29  Ilya Enkovich  <ilya.enkovich@intel.com>

	* tree-vect-loop.c (vect_transform_loop): Fix
	nb_iterations_upper_bound computation for vectorized loop.

2016-04-29  Marek Polacek  <polacek@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/70342
	* fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
	TARGET_EXPR_SLOT as a base.

2016-04-29  Andrew Burgess  <andrew.burgess@embecosm.com>

	* config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
	with 'rCm2' constraints to limit possible immediate size.
	(*load_zeroextendqisi_update): Likewise.
	(*load_signextendqisi_update): Likewise.
	(*loadhi_update): Likewise.
	(*load_zeroextendhisi_update): Likewise.
	(*load_signextendhisi_update): Likewise.
	(*loadsi_update): Likewise.
	(*loadsf_update): Likewise.

2016-04-29  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/predicates.md (constm1_operand): Fix comparison.

2016-04-29  Claudiu Zissulescu  <claziss@synopsys.com>

	* testsuite/gcc.target/arc/ieee_eq.c: New test.

2016-04-29  Oleg Endo  <olegendo@gcc.gnu.org>

	* common/config/sh/sh-common.c (sh_option_optimization_table): Remove
	remaining SH5 related settings.
	* config/sh/sh-protos.h (shmedia_cleanup_truncate,
	shmedia_prepare_call_address): Delete.
	* config/sh/sh.c (sh_print_operand, output_stack_adjust,
	DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
	* config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
	UNSUPPORTED_SH2A): Remove m5 checks.
	(sh_divide_strategy_e): Remove SH5 division strategies.
	(TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
	* config/sh/sh.md (divsf3): Reinstate define_expand pattern.

2016-04-29  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_rtx_costs): Update documentation.

2016-04-29  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
	* config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
	Change lder to ldr.
	* config/s390/vector.md ("mov<mode>"): Likewise.

2016-04-29  Ulrich Weigand  <uweigand@de.ibm.com>

	* config/s390/constraints.md ("U", "W"): Invoke
	s390_mem_constraint with "ZR" and "ZT".
	* config/s390/s390.c (s390_check_qrst_address): Reject invalid
	addresses when using LRA.  Accept also short displacements for S
	and T constraints.  Do not check for long displacement target for
	S and T constraints.
	(s390_mem_constraint): Remove handling of U and W constraints.
	* config/s390/s390.md (various patterns): Remove the short
	displacement constraints (Q and R) if a long displacement
	constraint is present.  Add longdisp as required CPU capability.
	* config/s390/vector.md: Likewise.
	* config/s390/vx-builtins.md: Likewise.

2016-04-29  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>

	PR target/60040
	* reload1.c (reload): Call finish_spills before
	restarting reload loop. Skip select_reload_regs
	if update_eliminables_and_spill returns true.

2016-04-29  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
	* config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
	(umulhisi3_imm): Update predicates and constraint letters.
	(umulhisi3_reg): Declare instruction as commutative.
	* config/arc/constraints.md (J12, J16): New constraints.
	* config/arc/predicates.md (short_unsigned_const_operand): New
	predicate.
	(arc_short_operand): Likewise.
	* testsuite/gcc.target/arc/umulsihi3_z.c: New file.

2016-04-29  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/13962
	PR tree-optimization/65686
	* tree-ssa-alias.h (ptrs_compare_unequal): Declare.
	* tree-ssa-alias.c (ptrs_compare_unequal): New function
	using PTA to compare pointers.
	* match.pd: Add pattern for pointer equality compare simplification
	using ptrs_compare_unequal.

2016-04-29  Richard Biener  <rguenther@suse.de>

	* stor-layout.c (layout_type): Do not build a pointer-to-element
	type for arrays.

2016-04-29  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
	Use SWI mode iterator.  Use general_reg_operand predicate.
	(Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
	peephole to MMX and SSE part.  Use mmx_reg_operand and sse_reg_operand
	predicates.

2016-04-29  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/70843
	* fold-const.c (operand_equal_p): Don't verify hash value equality
	if arg0 == arg1.
	* tree.c (inchash::add_expr): Handle STATEMENT_LIST.  Ignore BLOCK
	and OMP_CLAUSE.

2016-04-28  Jakub Jelinek  <jakub@redhat.com>

	PR target/70858
	* config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
	to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
	(bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
	__builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
	__builtin_ia32_pdep_di and __builtin_ia32_pext_di.

2016-04-28  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
	to info.  Don't initialize separate fields to 0.  Clean up
	formatting a bit.

2016-04-28  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (peephole2s for operations with memory inputs):
	Use SWI mode iterator.
	(peephole2s for operations with memory outputs): Ditto.
	Do not check for stack checking probe.

	(probe_stack): Remove expander.

2016-04-28  Joern Rennecke  <joern.rennecke@embecosm.com>
	    Andrew Burgess  <andrew.burgess@embecosm.com>

	* config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
	operands as 32-bits.

2016-04-28  Jason Merrill  <jason@redhat.com>

	* gdbinit.in: Skip line-map.h.

2016-04-28  Joern Rennecke  <joern.rennecke@embecosm.com>
	    Andrew Burgess  <andrew.burgess@embecosm.com>

	* config/arc/arc.c (arc_conditional_register_usage): Take
	TARGET_RRQ_CLASS into account.
	(arc_print_operand): Support printing 'p' and 's' operands.
	* config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
	as 0.
	(TARGET_RRQ_CLASS): Define.
	(IS_POWEROF2_OR_0_P): Define.
	* config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
	alternatives.
	(*tst_movb): New define_insn.
	(*tst): Avoid recognition if it could prevent '*tst_movb'
	combination; replace c/CnL with c/Chs alternative.
	(*tst_bitfield_tst): New define_insn.
	(*tst_bitfield_asr): New define_insn.
	(*tst_bitfield): New define_insn.
	(andsi3_i): Add Rrq variant.
	(extzv): New define_expand.
	(insv): New define_expand.
	(*insv_i): New define_insn.
	(*movb): New define_insn.
	(*movb_signed): New define_insn.
	(*movb_high): New define_insn.
	(*movb_high_signed): New define_insn.
	(*movb_high_signed + 1): New define_split pattern.
	(*mrgb): New define_insn.
	(*mrgb + 1): New define_peephole2 pattern.
	(*mrgb + 2): New define_peephole2 pattern.
	* config/arc/arc.opt (mbitops): New option for nps400, uses
	TARGET_NPS_BITOPS_DEFAULT.
	* config/arc/constraints.md (q): Make register class conditional.
	(Rrq): New register constraint.
	(Chs): New constraint.
	(Clo): New constraint.
	(Chi): New constraint.
	(Cbf): New constraint.
	(Cbn): New constraint.
	(C18): New constraint.
	(Cbi): New constraint.

2016-04-28  Segher Boessenkool  <segher@kernel.crashing.org>

	* cfganal.c (bitmap_intersection_of_succs): Delete assert checking
	dst->popcount.
	(bitmap_intersection_of_preds): Ditto.
	(bitmap_union_of_succs): Ditto.
	(bitmap_union_of_preds): Ditto.
	* sbitmap.c (do_popcount): Delete.
	(BITMAP_DEBUGGING): Delete.
	(sbitmap_verify_popcount): Delete.
	(sbitmap_alloc): Don't initialize the popcount field.
	(sbitmap_alloc_with_popcount): Delete.
	(sbitmap_resize): Don't resize the popcount array.
	(sbitmap_vector_alloc): Don't initialize the popcount field.
	(bitmap_copy): Don't copy the popcount array.
	(bitmap_clear): Don't clear the popcount array.
	(bitmap_clear): Delete the popcount array handling.
	(bitmap_ior_and_compl): Delete the popcount assert.
	(bitmap_not): Ditto.
	(bitmap_and_compl): Ditto.
	(bitmap_and): Delete the popcount array handling.
	(bitmap_xor): Ditto.
	(bitmap_ior): Ditto.
	(bitmap_or_and): Delete the popcount assert.
	(bitmap_and_or): Ditto.
	(popcount_table): Delete.
	(sbitmap_elt_popcount): Delete.
	* sbitmap.h (simple_bitmap_def): Delete the popcount field.
	(bitmap_set_bit): Delete the popcount assert.
	(bitmap_clear_bit): Ditto.
	(sbitmap_free): Don't free the popcount array.
	(sbitmap_alloc_with_popcount): Delete declaration.
	(sbitmap_popcount): Ditto.

2016-04-28  Joern Rennecke  <joern.rennecke@embecosm.com>
	    Andrew Burgess  <andrew.burgess@embecosm.com>

	* config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
	(TARGET_NPS_CMEM_DEFAULT): Provide default definition.
	* config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
	(arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
	* config/arc/arc.opt (mcmem): New option.
	* config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
	supply length for r/m alternative.
	(*extendqisi2_ac): Likewise.
	(*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
	r/Uex alternative.
	(movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
	(movhi_insn): Likewise.
	(movsi_insn): Add r/Ucm,Ucm/w alternatives.
	(*zero_extendqihi2_i): Add r/Ucm alternative.
	(*zero_extendqisi2_ac): Likewise.
	(*zero_extendhisi2_i): Likewise.
	* config/arc/constraints.md (Uex): New memory constraint.
	(Ucm): New define_constraint.
	* config/arc/predicates.md (long_immediate_loadstore_operand):
	Return 0 for MEM with cmem_address address.
	(cmem_address_0): New predicates.
	(cmem_address_1): Likewise.
	(cmem_address_2): Likewise.
	(cmem_address): Likewise.

2016-04-28  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.c (machine_function): Rename
	insn_chain_scanned_p to spe_insn_chain_scanned_p.
	(rs6000_stack_info): Adjust.

2016-04-28  Joern Rennecke  <joern.rennecke@embecosm.com>
	    Andrew Burgess  <andrew.burgess@embecosm.com>

	* config/arc/constraints.md (Usd): Convert to define_constraint.
	(Us<): Likewise.
	(Us>): Likewise.

2016-04-28  Jakub Jelinek  <jakub@redhat.com>

	PR target/70821
	* config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
	Add new peephole2 where the first insn is *mov<mode>_or instead of
	*mov<mode>_internal.

2016-04-28  Segher Boesssenkool  <segher@kernel.crashing.org>

	* tracer.c (bb_seen): Make static.

2016-04-28  Andrew Burgess  <andrew.burgess@embecosm.com>

	* common/config/arc/arc-common.c (arc_handle_option): Add NPS400
	support, setup defaults.
	* config/arc/arc-opts.h (enum processor_type): Add NPS400.
	* config/arc/arc.c (arc_init): Add NPS400 support.
	* config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
	(TARGET_ARC700): NPS400 is also an ARC700.
	* config/arc/arc.opt: Add NPS400 options to -mcpu=.

2016-04-28  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/70668
	* config/nds32/nds32.md (casesi): Don't access the operands array
	out of bounds.

2016-04-28  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
	(or $-1,reg peephole2): Ditto.
	(strict_low_part zeroing peephole2): Use SWI12 mode iterator.

2016-04-28  Markus Trippelsdorf  <markus@trippelsdorf.de>

	* doc/extend.texi (Common Function Attributes) [optimize]:
	Discourage use of the optimize attribute.

2016-04-28  Bill Seurer  <seurer@linux.vnet.ibm.com>

	* config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
	special case builtin.
	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
	ALTIVEC_BUILTIN_VEC_ADDE.
	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
	support for ALTIVEC_BUILTIN_VEC_ADDE.
	* config/rs6000/rs6000.c (altivec_init_builtins): Add definition
	for __builtin_vec_adde.

2016-04-28  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
	* config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.

2016-04-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR testsuite/70595
	* doc/sourcebuild.texi (Effective-Target Keywords, Other
	attributes): Document cilkplus_runtime.

2016-04-28  Martin Jambor  <mjambor@suse.cz>

	* tree-cfg.c (verify_expr): Verify that local declarations belong to
	this function.  Call verify_expr on MEM_REFs and bases of other
	handled_components.

2016-04-28  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* internal-fn.c (expand_arith_overflow): Convert preprocessor check
	for WORD_REGISTER_OPERATIONS to runtime check.

2016-04-28  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.

2016-04-28  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_process_double_reg_moves): Fix for
	big-endian compilation.
	* config/arc/arc.md (addf3): Likewise.
	(subdf3): Likewise.
	(muldf3): Likewise.

2016-04-28  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70840
	* match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
	Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
	Mark x * pow(x,c) -> pow(x,c+1) commutative.
	Add powi(x,y) * powi(z,y) -> powi(x*z,y).

2015-04-28  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
	and explain why in a comment.

2016-04-28  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.md (cpu_facility): Add fpx variant.
	(subdf3): Prohibit use reverse sub when assist operations option
	is enabled.
	* config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
	instructions only when FPX is enabled.
	* testsuite/gcc.target/arc/trsub.c: New test.

2016-04-28  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
	mult_operator when calculating "type" attribute.
	(*fop_<mode>_1_i387): Ditto.
	(*fop_xf_1_i387): Ditto.
	(x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
	Use std::swap to swap operands.  Use RTL expressions to generate
	converted pattern.

2016-04-28  Claudiu Zissulescu  <claziss@synopsys.com>
	    Joern Rennecke  <joern.rennecke@embecosm.com>

	* config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
	declaration.
	(emit_pic_move): Remove.
	(arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
	* config/arc/arc.c (emit_pic_move): Removed.
	(TARGET_HAVE_TLS): Define.
	(arc_conditional_register_usage): Test for arc_tp_regno.
	(arc_print_operand, arc_print_operand_address): Handle TLS
	unspecs.
	(arc_needs_pcl_p): New function.
	(arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
	(arc_legitimate_pic_addr_p): Handle TLS unspecs.
	(arc_raw_symbolic_reference_mentioned_p): Likewise.
	(arc_get_tp, arc_emit_call_tls_get_addr): New function.
	(arc_legitimize_tls_address): Likewise.
	(DTPOFF_ZERO_SYM): Define.
	(arc_legitimize_pic_address): Make it static, handle TLS cases.
	(arc_output_pic_addr_const): Print TLS unspecs.
	(prepare_pic_move): New function, replaces emit_pic_move.
	(arc_legitimate_constant_p): Handle TLS unspecs.
	(arc_legitimate_address_p): Likewise.
	(arc_rewrite_small_data_p): Use assert for TLS constants.
	(prepare_move_operands): Use prepare_pic_move.
	(arc_legitimize_address): Legitimize tls addresses.
	(arc_epilogue_uses): Check for arc_tp_regno.
	(arc_eh_uses, insn_is_tls_gd_dispatch): New function.
	* config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
	Define.
	[DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
	Likewise.
	[DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
	%(arc_tls_extra_start_spec).
	(TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
	(REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
	(EH_USES): Define.
	(INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
	* config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
	(UNSPEC_TLS_OFF): Add.
	(R10_REG): Define.
	(tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
	(get_thread_pointersi): New patterns.
	* config/arc/arc.opt (mtp-regno): New option.
	* config/arc/predicates.md (move_src_operand): Handle TLS symbols.
	(move_dest_operand): Likewise.
	* configure: Regenerate.
	* configure.ac: Add arc*-*-* case to test for tls.
	* doc/invoke.texi (ARC options): Document mtp-regno.

2016-04-28  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_vector_mode_supported_p): Add support for
	the new ARC HS SIMD instructions.
	(arc_preferred_simd_mode): New function.
	(arc_autovectorize_vector_sizes): Likewise.
	(TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
	(TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
	(arc_init_reg_tables): Accept new ARC HS SIMD modes.
	(arc_init_builtins): Add new SIMD builtin types.
	(arc_split_move): Handle 64 bit vector moves.
	* config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
	(TARGET_PLUS_QMACW): Define.
	* config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
	(DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
	(VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
	(VSUBADD4H): New builtins.
	* config/arc/simdext.md: Add new ARC HS SIMD instructions.
	* testsuite/gcc.target/arc/builtin_simdarc.c: New file.

2016-04-28  Eduard Sanou  <dhole@openmailbox.org>
	    Matthias Klose  <doko@debian.org>

	* doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.

2016-04-28  Richard Biener  <rguenther@suse.de>

	PR middle-end/70777
	* fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
	canonicalization.

2016-04-28  Oleg Endo  <olegendo@gcc.gnu.org>

	* common/config/sh/sh-common.c: Remove SH5 support.
	* config/sh/constraints.md: Likewise.
	* config/sh/config/sh/elf.h: Likewise.
	* config/sh/linux.h: Likewise.
	* config/sh/netbsd-elf.h: Likewise.
	* config/sh/predicates.md: Likewise.
	* config/sh/sh-c.c: Likewise.
	* config/sh/sh-protos.h: Likewise.
	* config/sh/sh.c: Likewise.
	* config/sh/sh.h: Likewise.
	* config/sh/sh.md: Likewise.
	* config/sh/sh.opt: Likewise.
	* config/sh/sync.md: Likewise.
	* config/sh/sh64.h: Delete.
	* config/sh/shmedia.h: Likewise.
	* config/sh/shmedia.md: Likewise.
	* config/sh/sshmedia.h: Likewise.
	* config/sh/t-netbsd-sh5-64: Likewise.
	* config/sh/t-sh64: Likewise.
	* config/sh/ushmedia.h: Likewise.

2016-04-28  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (sign_extend to memory peephole2s): Use
	general_reg_operand instead of register_operand predicate.

2016-04-27  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	* params.def (MIN_PARTITION_SIZE): Set default value to 10000.

2016-04-27  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd (A - B > A, A + B < A): New transformations.

2016-04-27  Patrick Palka  <ppalka@gcc.gnu.org>

	* genattrtab.c (write_test_expr): New parameter EMIT_PARENS
	which defaults to true.  Emit an outer pair of parentheses only if
	EMIT_PARENS.  When continuing a chain of && or || (or & or |),
	don't emit parentheses for the right-hand operand.

2016-04-27  Jeff Law  <law@redhat.com>

	* tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.

2016-04-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
	(altivec_lvx_<mode>_internal): Document.
	(altivec_lvx_<mode>_2op): New define_insn.
	(altivec_lvx_<mode>_1op): Likewise.
	(altivec_lvx_<mode>_2op_si): Likewise.
	(altivec_lvx_<mode>_1op_si): Likewise.
	(altivec_stvx_<mode>): Remove.
	(altivec_stvx_<mode>_internal): Document.
	(altivec_stvx_<mode>_2op): New define_insn.
	(altivec_stvx_<mode>_1op): Likewise.
	(altivec_stvx_<mode>_2op_si): Likewise.
	(altivec_stvx_<mode>_1op_si): Likewise.
	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
	Expand vec_ld and vec_st during parsing.
	* config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
	changes.
	(altivec_expand_stvx_be): Likewise.
	(altivec_expand_lv_builtin): Expand lvx built-ins to expose the
	address-masking behavior in RTL.
	(altivec_expand_stv_builtin): Expand stvx built-ins to expose the
	address-masking behavior in RTL.
	(altivec_expand_builtin): Change builtin code arguments for calls
	to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
	(insn_is_swappable_p): Avoid incorrect swap optimization in the
	presence of lvx/stvx patterns.
	(alignment_with_canonical_addr): New function.
	(alignment_mask): Likewise.
	(find_alignment_op): Likewise.
	(recombine_lvx_pattern): Likewise.
	(recombine_stvx_pattern): Likewise.
	(recombine_lvx_stvx_patterns): Likewise.
	(rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
	stvx patterns from expand.
	* config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
	expansions.
	(vector_altivec_store_<mode>): Likewise.

2016-04-26  Evandro Menezes  <e.menezes@samsung.com>

	* config/aarch64/aarch64.md
	(*movhf_aarch64): Add "movi %0, #0" to zero up register and
	remove the "fp" attributes.
	(*movsf_aarch64): Add "movi %0, #0" to zero up register and
	add the "simd" attributes.
	(*movdf_aarch64): Likewise.
	(*movtf_aarch64): Remove the "fp" attributes.
	* testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
	* testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.

2016-04-27  David Malcolm  <dmalcolm@redhat.com>

	* emit-rtl.c (maybe_set_first_label_num): Strengthen param from
	rtx to rtx_code_label *.
	* rtl.h (maybe_set_first_label_num): Likewise.

2016-04-27  David Malcolm  <dmalcolm@redhat.com>

	* df-core.c (df_add_problem): Make the problem param be const.
	(df_remove_problem): Make local "problem" be const.
	* df-problems.c (problem_RD): Make const.
	(problem_LR): Likewise.
	(problem_LIVE): Likewise.
	(problem_MIR): Likewise.
	(problem_CHAIN): Likewise.
	(problem_WORD_LR): Likewise.
	(problem_NOTE): Likewise.
	(problem_MD): Likewise.
	* df-scan.c (problem_SCAN): Likewise.
	* df.h (struct df_problem): Make field "dependent_problem" be
	const.
	(struct dataflow): Likewise for field "problem".
	(df_add_problem): Make param const.

2016-04-27  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
	inter-unit moves to/from vector registers are enabled.  Do not disable
	for TARGET_MMX.

2016-04-27  David Malcolm  <dmalcolm@redhat.com>

	* df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
	DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
	#define to...
	(enum df_problem_id): ...this new enum.
	(struct df_problem): Convert field "id" from "int" to
	enum df_problem_id.

2016-04-27  David Malcolm  <dmalcolm@redhat.com>

	* rtl.def: Update comment for "things in the instruction chain" to
	reflect the removal of the leading "i" field for INSN_UID in
	r210360.  Fix bogus apostrophe.

2016-04-27  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md
	(lea arith with mem operand + setcc peephole2): Set operator mode.

2016-04-27  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/70155
	* config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
	(dimode_scalar_to_vector_candidate_p): This.
	(timode_scalar_to_vector_candidate_p): New function.
	(scalar_to_vector_candidate_p): Likewise.
	(timode_check_non_convertible_regs): Likewise.
	(timode_remove_non_convertible_regs): Likewise.
	(remove_non_convertible_regs): Likewise.
	(remove_non_convertible_regs): Renamed to ...
	(dimode_remove_non_convertible_regs): This.
	(scalar_chain::~scalar_chain): Make it virtual.
	(scalar_chain::compute_convert_gain): Make it pure virtual.
	(scalar_chain::mark_dual_mode_def): Likewise.
	(scalar_chain::convert_insn): Likewise.
	(scalar_chain::convert_registers): Likewise.
	(scalar_chain::add_to_queue): Make it protected.
	(scalar_chain::emit_conversion_insns): Likewise.
	(scalar_chain::replace_with_subreg): Likewise.
	(scalar_chain::replace_with_subreg_in_insn): Likewise.
	(scalar_chain::convert_op): Likewise.
	(scalar_chain::convert_reg): Likewise.
	(scalar_chain::make_vector_copies): Likewise.
	(scalar_chain::convert_registers): New pure virtual function.
	(class dimode_scalar_chain): New class.
	(class timode_scalar_chain): Likewise.
	(scalar_chain::mark_dual_mode_def): Renamed to ...
	(dimode_scalar_chain::mark_dual_mode_def): This.
	(timode_scalar_chain::mark_dual_mode_def): New function.
	(timode_scalar_chain::convert_insn): Likewise.
	(dimode_scalar_chain::convert_registers): Likewise.
	(scalar_chain::compute_convert_gain): Renamed to ...
	(dimode_scalar_chain::compute_convert_gain): This.
	(scalar_chain::replace_with_subreg): Renamed to ...
	(dimode_scalar_chain::replace_with_subreg): This.
	(scalar_chain::replace_with_subreg_in_insn): Renamed to ...
	(dimode_scalar_chain::replace_with_subreg_in_insn): This.
	(scalar_chain::make_vector_copies): Renamed to ...
	(dimode_scalar_chain::make_vector_copies): This.
	(scalar_chain::convert_reg): Renamed to ...
	(dimode_scalar_chain::convert_reg ): This.
	(scalar_chain::convert_op): Renamed to ...
	(dimode_scalar_chain::convert_op): This.
	(scalar_chain::convert_insn): Renamed to ...
	(dimode_scalar_chain::convert_insn): This.
	(scalar_chain::convert): Call convert_registers.
	(convert_scalars_to_vector): Change to scalar_chain pointer to
	use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
	in 32-bit mode.  Delete scalar_chain pointer.  Call
	free_dominance_info in 64-bit mode.
	(pass_stv::gate): Remove TARGET_64BIT check.
	(ix86_option_override): Put the 64-bit STV pass before the CSE
	pass.

2016-04-27  Pierre-Marie de Rodat  <derodat@adacore.com>

	* dwarf2out.h (struct dw_loc_descr_node): Remove the
	dw_loc_frame_offset field.
	* dwarf2out.c (new_loc_descr): Likewise.
	(resolve_args_picking_1): Turn the VISITED hash set into a
	FRAME_OFFSET hash map. Use it to associate a frame offset to
	visited nodes. Remove uses of the CHECKING_P macro.
	(resolve_args_picking): Update call to resolve_args_picking_1.

2016-04-27  Martin Liska  <mliska@suse.cz>

	* tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
	(free_loop_data): Release vuses of groups.

2016-04-27  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
	instead of redundant use_id and boolean have_use_for.
	(struct iv_use): Change sub_id into group_id.  Remove field next.
	Move fields: related_cands, n_map_members, cost_map and selected
	to ...
	(struct iv_group): ... here.  New structure.
	(struct iv_common_cand): Use structure declaration directly.
	(struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
	(MAX_CONSIDERED_USES): Rename macro to ...
	(MAX_CONSIDERED_GROUPS): ... here.
	(n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
	(dump_iv, dump_use, dump_cand): Refactor format of dump information.
	(dump_uses): Rename to ...
	(dump_groups): ... here.  Update all uses.
	(tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
	(find_induction_variables): Refactor format of dump information.
	(record_sub_use): Delete.
	(record_use): Update all uses.
	(record_group): New function.
	(record_group_use, find_interesting_uses_op): Call above functions.
	Update all uses.
	(find_interesting_uses_cond): Ditto.
	(group_compare_offset): New function.
	(split_all_small_groups): Rename to ...
	(split_small_address_groups_p): ... here.  Update all uses.
	(split_address_groups):  Update all uses.
	(find_interesting_uses): Refactor format of dump information.
	(add_candidate_1): Update all uses.  Remove redundant check on iv,
	base and step.
	(add_candidate, record_common_cand): Remove redundant assert.
	(add_iv_candidate_for_biv): Update use.
	(add_iv_candidate_derived_from_uses): Update all uses.
	(add_iv_candidate_for_groups, record_important_candidates): Ditto.
	(alloc_use_cost_map): Ditto.
	(set_use_iv_cost, get_use_iv_cost): Rename to ...
	(set_group_iv_cost, get_group_iv_cost): ... here.  Update all uses.
	(determine_use_iv_cost_generic): Ditto.
	(determine_group_iv_cost_generic): Ditto.
	(determine_use_iv_cost_address): Ditto.
	(determine_group_iv_cost_address): Ditto.
	(determine_use_iv_cost_condition): Ditto.
	(determine_group_iv_cost_cond): Ditto.
	(determine_use_iv_cost): Ditto.
	(determine_group_iv_cost): Ditto.
	(set_autoinc_for_original_candidates): Update all uses.
	(find_iv_candidates): Update all uses.  Refactor dump information.
	(determine_use_iv_costs): Ditto.
	(determine_iv_costs): Ditto.
	(iv_ca_cand_for_use): Rename to ...
	(iv_ca_cand_for_group): ... here.  Update all uses.
	(iv_ca_add_use, iv_ca_add_group): Ditto.
	(iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
	(iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
	(iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
	(iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
	(try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
	(create_new_iv, adjust_iv_update_pos): Ditto.
	(rewrite_use_address): Delete.
	(rewrite_use_address_1): Rename to ...
	(rewrite_use_address): ... here.
	(rewrite_use_compare): Update all uses.
	(rewrite_use): Delete.
	(rewrite_uses): Rename to ...
	(rewrite_groups): ... here.  Update all uses.
	(remove_unused_ivs, free_loop_data): Update all uses.
	(tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.

2016-04-27  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* rtlanal.c (nonzero_bits1): Convert preprocessor check
	for WORD_REGISTER_OPERATIONS to runtime check.

2016-04-27  Richard Biener  <rguenther@suse.de>

	PR ipa/70760
	* tree-ssa-structalias.c (find_func_aliases_for_call): Use
	aggregate_value_p to determine if a function result is
	returned by reference.
	(ipa_pta_execute): Functions having their address taken are
	not automatically nonlocal.

2016-04-27  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/70683
	* tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
	* fold-const.c (operand_equal_p): If flag_checking and
	OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
	and if it returns non-zero, assert iterative_hash_expr on both
	args is the same.

2016-04-27  Bernd Schmidt  <bschmidt@redhat.com>

	* doc/invoke.texi (-frename-registers): Also enabled at -Os.

2016-04-27  Nick Clifton  <nickc@redhat.com>

	PR middle-end/49889
	* varasm.c (merge_weak): Generate an error if an attempt is made
	to convert a non-weak static function into a weak, public function.

2016-04-27  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	* params.def (MAX_PARTITION_SIZE): New param.
	* doc/invoke.texi: Document lto-max-partition.

2016-04-27  Richard Biener  <rguenther@suse.de>

	PR ipa/70785
	* tree-ssa-structalias.c (refered_from_nonlocal_fn): New
	function cummulating used_from_other_partition, externally_visible
	and force_output from aliases.
	(refered_from_nonlocal_var): Likewise.
	(ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
	node flags properly.

2016-04-27  Bernd Schmidt  <bschmidt@redhat.com>

	* doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
	(-Wmemset-elt-size): New item.

2016-04-27  Eric Botcazou  <ebotcazou@adacore.com>

	PR ada/70759
	* stor-layout.h (internal_reference_types): Delete.
	* stor-layout.c (reference_types_internal): Likewise.
	(internal_reference_types): Likewise.
	(layout_type) <REFERENCE_TYPE>: Adjust.

2016-04-27  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/70683
	* tree.h (inchash::add_expr): Add FLAGS argument.
	* tree.c (inchash::add_expr): Likewise.  If not OEP_ADDRESS_OF,
	use STRIP_NOPS first.  For INTEGER_CST assert not OEP_ADDRESS_OF.
	For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
	Formatting fix.  Adjust recursive calls.  For tcc_comparison,
	if swap_tree_comparison (code) is smaller than code, hash that
	and arguments in the other order.  Hash CONVERT_EXPR the same
	as NOP_EXPR.  For OEP_ADDRESS_OF hash MEM_REF with 0 offset
	of ADDR_EXPR of decl as the decl itself.  Add or remove
	OEP_ADDRESS_OF from recursive flags as needed.  For
	FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
	operands commutatively and only the third one normally.
	For internal CALL_EXPR hash in CALL_EXPR_IFN.

2016-04-27  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* config/rtems.h (LIB_SPEC): Add -latomic.

2016-04-27  Joel Sherrill  <joel@rtems.org>

	* config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
	xilink.ld and flags not relevant to RTEMS.

2016-04-26  Zhouyi Zhou  <yizhouzhou@ict.ac.cn>

	* toplev.c (backend_init_target): Avoid calling init_reload when using
	LRA.

2016-04-26  Jakub Jelinek  <jakub@redhat.com>

	* reorg.c (try_merge_delay_insns): Declare i and j inside the
	for loops rather than one for the whole function.

2016-04-26  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd (X + CST CMP X): New transformation.

2016-04-26  Marc Glisse  <marc.glisse@inria.fr>

	* genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
	* fold-const.c (fold_binary_loc): Remove 2 transformations
	superseded by match.pd.
	* match.pd (x+x -> x*2): Generalize to integers.

2016-04-26  Bernd Schmidt  <bschmidt@redhat.com>

	* config/i386/i386.md (operation on memory peephole): Duplicate an
	existing peephole and adapt it to match lea rather than an operation
	that clobbers CC.

	PR rtl-optimization/57193
	* opts.c (default_options_table): Add OPT_frename_registers at -O2
	and above.
	* doc/invoke.texi (-frename-registers, -O2): Update documentation.

2016-04-26  Bin Cheng  <bin.cheng@arm.com>

	* tree-if-conv.c (any_pred_load_store): New static variable.
	(if_convertible_gimple_assign_stmt_p): Remove parameter.  Use
	any_pred_load_store instead of and_mask_load_store.
	(if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
	(if_convertible_loop_p, insert_gimplified_predicates): Ditto.
	(combine_blocks, tree_if_conversion): Ditto.

2016-04-26  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/70771
	PR tree-optimization/70775
	* tree-if-conv.c (if_convertible_phi_p): Remove check on special
	virtual PHI nodes.  Delete parameter.
	(if_convertible_loop_p_1): Delete argument to above function.
	(predicate_all_scalar_phis): Delete code handling single-argument
	PHIs.
	(tree_if_conversion): Mark and update virtual SSA.

2016-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR target/61821
	* config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
	(x86_elf_aligned_common): Rename to ...
	(x86_elf_aligned_decl_common): ... this.
	Add decl arg.  Switch to .lbss for largecomm object.  Use
	LARGECOMM_SECTION_ASM_OP.
	* config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
	renaming.
	* config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
	(ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
	Pass new decl arg.
	* config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
	[!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.

2016-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR target/59407
	* config/i386/i386.c (SECTION_LARGE): Define.
	(x86_64_elf_select_section): Set it for large data/bss sections.
	Only clear SECTION_WRITE for .lrodata.
	(x86_64_elf_section_type_flags): Set SECTION_LARGE for large
	data/bss sections.
	* config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
	* varasm.c (default_elf_asm_named_section): Grow flagchars.
	[MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
	SECTION_MACH_DEP.
	* doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
	* doc/tm.texi: Regenerate.

2016-04-26  Jakub Jelinek  <jakub@redhat.com>

	PR bootstrap/70704
	* configure.ac (--enable-checking): Document extra flag, for
	non-release builds default to --enable-checking=yes,extra.
	If misc checking and extra checking, define CHECKING_P to 2 instead
	of 1.
	* common.opt (fchecking=): Add.
	* doc/invoke.texi (-fchecking=): Document.
	* doc/install.texi: Document --enable-checking changes.
	* configure: Regenerated.
	* config.in: Regenerated.

2016-04-25  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movxi_internal_avx512f): Use insn type
	attribute instead of which_alternative.
	* config/i386/sse.md (*mov<mode>_internal): Ditto.
	Use EXT_REX_SSE_REG_P where appropriate.

2016-04-25  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/predicates.md (const0_operand): Do not match
	const_wide_int code.
	(const1_operand): Ditto.

2016-04-25  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
	for SSE constm1 operands and TARGET_AVX512VL.
	(*movti_internal): Ditto.
	(*mov<mode>_or): Use constm1_operand predicate.
	* config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
	for SSE vector_all_ones operands and TARGET_AVX512VL.
	* config/i386/predicates.md (constm1_operand): New predicate.
	* config/i386/i386.c (standard_sse_constant_opcode): Simplify
	emission of constant -1 load.

2016-04-25  Jason Merrill  <jason@redhat.com>

	* gdbinit.in: Skip is-a.h.

	* attribs.c (register_scoped_attributes): Fix logic.
	* attribs.h: Declare register_scoped_attributes.

2016-04-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000-builtin.def: Correct pasto error for
	stxvd2x and stxvw4x built-in functions.

2016-04-25  DJ Delorie  <dj@redhat.com>

	* config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
	(ashrhi3): Likewise.
	(lshrhi3): Likewise.

2016-04-25  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70780
	* tree-ssa-pre.c (compute_antic_aux): Also return true if the block
	wasn't visited yet.
	(compute_antic): Mark blocks with abnormal preds as visited as
	they have a final empty antic-in solution already.

2016-04-25  Michael Collison  <michael.collison@linaro.org>

	* ChangeLog(2016-04-25): Fix ChangeLog formatting.

2016-04-25  Michael Collison  <michael.collison@linaro.org>

	* config/arm/neon.md (widen_<us>sum<mode>): New patterns where
	mode is VQI to improve mixed mode vectorization.
	* config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
	define_insn to match low half of signed vaddw.
	* config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
	define_insn to match high half of signed vaddw.
	* config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
	define_insn to match low half of unsigned vaddw.
	* config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
	define_insn to match high half of unsigned vaddw.
	* config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
	(arm_simd_check_vect_par_cnst_half_p): Likewise.
	* config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
	for new function.
	(arm_simd_check_vect_par_cnst_half_p): Likewise.
	* config/arm/predicates.md (vect_par_constant_high): Support
	big endian and simplify by calling
	arm_simd_check_vect_par_cnst_half
	(vect_par_constant_low): Likewise.

2016-04-25  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
	predicate for operand 2.

2016-04-24  Uros Bizjak  <ubizjak@gmail.com>
	    H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386-protos.h (standard_sse_constant_p): Add
	machine_mode argument.
	* config/i386/i386.c (standard_sse_constant_p): Return 2 for
	constm1_rtx operands.  For VOIDmode constants, get mode from
	pred_mode.  Check mode size if the mode is supported by ABI.
	(standard_sse_constant_opcode): Do not use standard_constant_p.
	Strictly check ABI support for all-ones operands.
	(ix86_legitimate_constant_p): Handle TImode, OImode and XImode
	immediates. Update calls to standard_sse_constant_p.
	(ix86_expand_vector_move): Update calls to standard_sse_constant_p.
	(ix86_rtx_costs): Ditto.
	* config/i386/i386.md (*movxi_internal_avx512f): Use
	nonimmediate_or_sse_const_operand instead of vector_move_operand.
	Use (v,BC) alternative instead of (v,C). Use register_operand
	checks instead of MEM_P.
	(*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
	of vector_move_operand.  Add (v,BC) alternative and corresponding avx2
	isa attribute.  Use register_operand checks instead of MEM_P.
	(*movti_internal): Use nonimmediate_or_sse_const_operand for
	TARGET_SSE.  Improve TARGET_SSE insn constraint.  Add (v,BC)
	alternative and corresponding sse2 isa attribute.
	(*movtf_internal, *movdf_internal, *movsf_interal): Update calls
	to standard_sse_constant_p.
	(FP constant splitters): Ditto.
	* config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
	(C): Ditto.
	* config/i386/predicates.md (constm1_operand): Remove.
	(nonimmediate_or_sse_const_operand): Rewrite using RTX.
	* config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
	vector_all_ones_operand instead of constm1_operand.

2016-04-24  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* print-rtl.c (print_rtx_insn_vec): New function.
	* print-rtl.h: New prototype.
	* store-motion.c (struct st_expr): Make avail_stores a vector.
	(st_expr_entry): Adjust.
	(free_st_expr_entry): Likewise.
	(print_store_motion_mems): Likewise.
	(find_moveable_store): Likewise.
	(compute_store_table): Likewise.
	(delete_store): Likewise.
	(build_store_vectors): Likewise.

2016-04-24  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* reorg.c (try_merge_delay_insns): Make merged_insns a vector.

2016-04-24  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* vec.h (vec_safe_contains): New function.
	(vec::contains): Likewise.
	(vec::begin): Likewise.
	(vec::end): Likewise.

2016-04-23  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/70712
	* cfgexpand.c (expand_stack_vars): Fix typo.

2016-04-22  Szabolcs Nagy  <szabolcs.nagy@arm.com>

	* system.h (list, map, set, vector): Include conditionally.
	* auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
	* graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
	* ipa-icf.c (INCLUDE_LIST): Define.
	* config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
	* config/sh/sh.c (INCLUDE_VECTOR): Define.
	* config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
	(INCLUDE_LIST, INCLUDE_VECTOR): Define.
	* cp/logic.cc (INCLUDE_LIST): Define.
	* fortran/trans-common.c (INCLUDE_MAP): Define.

2016-04-22  Szabolcs Nagy  <szabolcs.nagy@arm.com>

	* auto-profile.c: Remove <string.h> include.
	* ipa-icf-gimple.c: Remove <list> include.
	* diagnostic.c: Remove <new> include.
	* genmatch.c: Likewise.
	* pretty-print.c: Likewise.
	* toplev.c: Likewise
	* c/c-objc-common.c: Likewise.
	* cp/error.c: Likewise.
	* fortran/error.c: Likewise.

2016-04-22  Richard Biener  <rguenther@suse.de>

	* lto-streamer-in.c (input_ssa_names): Do not allocate
	GIMPLE_NOP for all SSA names.
	* lto-streamer-out.c (output_ssa_names): Do not output
	SSA names that should have been released.

2016-04-22  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70740
	* tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
	VDEF.

2016-04-21  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/70750
	* config/i386/predicates.md (call_insn_operand): Replace
	sibcall_memory_operand with memory_operand.

2016-04-21  Patrick Palka  <ppalka@gcc.gnu.org>

	* tree-vrp.c (register_edge_assert_for_2): Remove redundant
	has_single_use() tests.
	(register_edge_assert_for_1): Likewise.
	(find_assert_locations_1): Check the liveness bitmap instead of
	checking has_single_use().

2016-04-21  Kirill Yukhin  <kirill.yukhin@intel.com>

	PR target/70728
	* config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
	Extract AVX-512BW constraint from AVX.

2016-04-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70725
	* tree-if-conv.c (if_convertible_phi_p): Adjust guard
	for phi_convertible_by_degenerating_args.
	(predicate_all_scalar_phis): Handle single-argument PHIs.

2016-04-21  Richard Biener  <rguenther@suse.de>

	PR middle-end/70747
	* fold-const.c (fold_comparison): Return properly typed
	constant boolean.

2016-04-21  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/70715
	* tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
	after expanding BASE using expand_simple_operations.

2016-04-21  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
	New transformations.

2016-04-21  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd (min(int_max, x), max(int_min, x)): New transformations.

2016-04-20  Jan Hubicka  <jh@suse.cz>

	* ipa-inline.c (can_inline_edge_p): Pass caller info to
	ultiimate_alias_target.
	(update_callee_keys): Likewise.
	(lookup_recursive_calls): Likewise.
	(speculation_useful_p): Likewise.

2016-04-20  Jan Hubicka  <jh@suse.cz>

	PR ipa/70018
	* cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
	(set_nothrow_flag_1): ... this; handle interposition correctly;
	recurse on aliases and thunks.
	(cgraph_node::set_nothrow_flag): New.
	* ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
	functions compiled with non-call exceptions that binds to current
	def.
	(propagate_nothrow): Be safe WRT interposition.
	* cgraph.h (set_nothrow_flag): Update prototype.

2016-04-18  Jan Hubicka  <jh@suse.cz>

	* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
	max_loop_iterations_int.
	(tree_unswitch_outer_loop): Likewise.

2016-04-20  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/69489
	* tree-if-conv.c (phi_convertible_by_degenerating_args): New.
	(if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
	Revise dump message.
	(if_convertible_bb_p): Remove check on edge count of basic block's
	predecessors.

2016-04-20  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/56625
	PR tree-optimization/69489
	* tree-data-ref.h (DR_INNERMOST): New macro.
	* tree-if-conv.c (innermost_loop_behavior_hash): New class for
	hashing struct innermost_loop_behavior.
	(ref_DR_map): Remove.
	(innermost_DR_map): New map.
	(baseref_DR_map): Revise comment.
	(hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
	to innermost_DR_map accroding to its innermost loop behavior.
	(ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
	to its innermost loop behavior.
	(if_convertible_loop_p_1): Remove intialization for ref_DR_map.
	Add initialization for innermost_DR_map.  Record memory reference
	in DR_BASE_ADDRESS if the reference is compound one or it doesn't
	have innermost loop behavior.
	(if_convertible_loop_p): Remove release for ref_DR_map.  Release
	innermost_DR_map.

2016-04-20  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*lea<mode>_general_1): Rename from
	*lea_general_1.  Use explicit SWI12 mode interator.
	(*lea<mode>_general_2): Rename from *lea_general_2.
	Use explicit SWI12 mode interator.
	(*lea<mode>_general_3): Rename from *lea_general_3.
	Use explicit SWI12 mode interator.
	(*lea<SWI12:mode>_general_4): Split from *lea_general_4.
	Use explicit SWI12 mode interator.
	(*lea<SWI48:mode>_general_4): Split from *lea_general_4.
	Use explicit SWI48 mode interator.

2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
	Short-cut unaligned load and store cases.  Handle all integer
	vector modes.
	(ix86_expand_vector_move_misalign): Short-cut unaligned load
	and store cases.  Call ix86_avx256_split_vector_move_misalign
	directly without checking mode class.

2016-04-20  Andrew Pinski  <apinski@cavium.com>
	    Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/64971
	* config/aarch64/aarch64.md (sibcall): Force call
	address to be DImode for ILP32.
	(sibcall_value): Likewise.

2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>

	* doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.

2016-04-20  Richard Biener  <rguenther@suse.de>

	* gimple-match.h (maybe_build_generic_op): Adjust prototype.
	* gimple-match-head.c (maybe_build_generic_op): Pass all ops
	by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
	(maybe_push_res_to_seq): Adjust.
	* gimple-fold.c (maybe_build_generic_op): Likewise.

2016-04-20  Marek Polacek  <polacek@redhat.com>

	* tree-if-conv.c (is_false_predicate): For NULL_TREE return false
	rather than true.

2016-04-20  Ilya Enkovich  <ilya.enkovich@intel.com>

	* config/i386/sse.md (vec_unpacks_lo_hi): Always
	use kmovw to support AVX512F target.

2016-04-20  Bin Cheng  <bin.cheng@arm.com>

	* tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.

2016-04-20  Marek Polacek  <polacek@redhat.com>

	PR tree-optimization/70725
	* tree-if-conv.c (is_false_predicate): New function.
	(predicate_mem_writes): Use it.

2016-04-20  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70726
	* tree-vect-stmts.c (vectorizable_shift): Do not use scalar
	shift amounts from a pattern stmt operand.

2016-04-20  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	PR target/70674
	* config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
	stack_restore_from_fpr pattern when restoring r15.
	(s390_optimize_prologue): Strip away the memory barrier in the
	parallel when trying to get rid of restore insns.
	* config/s390/s390.md ("stack_restore_from_fpr"): New insn
	definition for loading the stack pointer from an FPR.  Compared to
	the normal move insn this pattern includes a full memory barrier.

2016-04-19  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/70680
	* gimplify.c (gimplify_omp_for): Call omp_notice_variable for
	implicitly linear or lastprivate iterator on the outer context.

2016-04-19  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (ix86_legitimate_combined_insn): Remove
	alignment check.
	* config/i386/i386.md (ssememalign): Removed.
	* config/i386/sse.md: Remove ssememalign attribute from patterns.

2016-04-19  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/69201
	* config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
	const short * to __builtin_ia32_loaddquhi512_mask.
	(_mm512_maskz_loadu_epi16): Likewise.
	(_mm512_mask_storeu_epi16): Pass short * to
	__builtin_ia32_storedquhi512_mask.
	(_mm512_mask_loadu_epi8): Pass const char * to
	__builtin_ia32_loaddquqi512_mask.
	(_mm512_maskz_loadu_epi8): Likewise.
	(_mm512_mask_storeu_epi8): Pass char * to
	__builtin_ia32_storedquqi512_mask.
	* config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
	const double * to __builtin_ia32_loadupd512_mask.
	(_mm512_mask_loadu_pd): Likewise.
	(_mm512_maskz_loadu_pd): Likewise.
	(_mm512_storeu_pd): Pass double * to
	__builtin_ia32_storeupd512_mask.
	(_mm512_mask_storeu_pd): Likewise.
	(_mm512_loadu_ps): Pass const float * to
	__builtin_ia32_loadups512_mask.
	(_mm512_mask_loadu_ps): Likewise.
	(_mm512_maskz_loadu_ps): Likewise.
	(_mm512_storeu_ps): Pass float * to
	__builtin_ia32_storeups512_mask.
	(_mm512_mask_storeu_ps): Likewise.
	(_mm512_mask_loadu_epi64): Pass const long long * to
	__builtin_ia32_loaddqudi512_mask.
	(_mm512_maskz_loadu_epi64): Likewise.
	(_mm512_mask_storeu_epi64): Pass long long *
	to __builtin_ia32_storedqudi512_mask.
	(_mm512_loadu_si512): Pass const int * to
	__builtin_ia32_loaddqusi512_mask.
	(_mm512_mask_loadu_epi32): Likewise.
	(_mm512_maskz_loadu_epi32): Likewise.
	(_mm512_storeu_si512): Pass int * to
	__builtin_ia32_storedqusi512_mask.
	(_mm512_mask_storeu_epi32): Likewise.
	* config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
	char * to __builtin_ia32_storedquqi256_mask.
	(_mm_mask_storeu_epi8): Likewise.
	(_mm256_mask_loadu_epi16): Pass const short * to
	__builtin_ia32_loaddquhi256_mask.
	(_mm256_maskz_loadu_epi16): Likewise.
	(_mm_mask_loadu_epi16): Pass const short * to
	__builtin_ia32_loaddquhi128_mask.
	(_mm_maskz_loadu_epi16): Likewise.
	(_mm256_mask_loadu_epi8): Pass const char * to
	__builtin_ia32_loaddquqi256_mask.
	(_mm256_maskz_loadu_epi8): Likewise.
	(_mm_mask_loadu_epi8): Pass const char * to
	__builtin_ia32_loaddquqi128_mask.
	(_mm_maskz_loadu_epi8): Likewise.
	(_mm256_mask_storeu_epi16): Pass short * to.
	__builtin_ia32_storedquhi256_mask.
	(_mm_mask_storeu_epi16): Pass short * to.
	__builtin_ia32_storedquhi128_mask.
	* config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
	const double * to __builtin_ia32_loadupd256_mask.
	(_mm256_maskz_loadu_pd): Likewise.
	(_mm_mask_loadu_pd): Pass onst double * to
	__builtin_ia32_loadupd128_mask.
	(_mm_maskz_loadu_pd): Likewise.
	(_mm256_mask_storeu_pd): Pass double * to
	__builtin_ia32_storeupd256_mask.
	(_mm_mask_storeu_pd): Pass double * to
	__builtin_ia32_storeupd128_mask.
	(_mm256_mask_loadu_ps): Pass const float * to
	__builtin_ia32_loadups256_mask.
	(_mm256_maskz_loadu_ps): Likewise.
	(_mm_mask_loadu_ps): Pass const float * to
	__builtin_ia32_loadups128_mask.
	(_mm_maskz_loadu_ps): Likewise.
	(_mm256_mask_storeu_ps): Pass float * to
	__builtin_ia32_storeups256_mask.
	(_mm_mask_storeu_ps): ass float * to
	__builtin_ia32_storeups128_mask.
	(_mm256_mask_loadu_epi64): Pass const long long * to
	__builtin_ia32_loaddqudi256_mask.
	(_mm256_maskz_loadu_epi64): Likewise.
	(_mm_mask_loadu_epi64): Pass const long long * to
	__builtin_ia32_loaddqudi128_mask.
	(_mm_maskz_loadu_epi64): Likewise.
	(_mm256_mask_storeu_epi64): Pass long long * to
	__builtin_ia32_storedqudi256_mask.
	(_mm_mask_storeu_epi64): Pass long long * to
	__builtin_ia32_storedqudi128_mask.
	(_mm256_mask_loadu_epi32): Pass const int * to
	__builtin_ia32_loaddqusi256_mask.
	(_mm256_maskz_loadu_epi32): Likewise.
	(_mm_mask_loadu_epi32): Pass const int * to
	__builtin_ia32_loaddqusi128_mask.
	(_mm_maskz_loadu_epi32): Likewise.
	(_mm256_mask_storeu_epi32): Pass int * to
	__builtin_ia32_storedqusi256_mask.
	(_mm_mask_storeu_epi32): Pass int * to
	__builtin_ia32_storedqusi128_mask.
	* config/i386/i386-builtin-types.def (PCSHORT): New.
	(PINT64): Likewise.
	(V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
	(V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
	(V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
	(V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
	(V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
	(V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
	(V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
	(V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
	(V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
	(V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
	(V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
	(V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
	(V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
	(V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
	(V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
	(V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
	(V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
	(V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
	(VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
	(VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
	(VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
	(VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
	(VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
	(VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
	(VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
	(VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
	(VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
	(VOID_FTYPE_PINT_V16SI_UHI): Likewise.
	(VOID_FTYPE_PINT_V8SI_UHI): Likewise.
	(VOID_FTYPE_PINT_V4SI_UHI): Likewise.
	(VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
	(VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
	(VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
	(VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
	(VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
	(VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
	(V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
	(V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
	(V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
	(V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
	(V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
	(V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
	(VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
	(VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
	(VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
	(VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
	(VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
	(VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
	* config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
	use UNSPEC_STOREU.
	(ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
	(ix86_avx256_split_vector_move_misalign): Don't use unaligned
	load nor store.
	(ix86_expand_vector_move_misalign): Likewise.
	(bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
	to scalar function prototype for unaligned load/store builtins.
	(ix86_expand_special_args_builtin): Updated.
	* config/i386/sse.md (UNSPEC_LOADU): Removed.
	(UNSPEC_STOREU): Likewise.
	(VI_ULOADSTORE_BW_AVX512VL): Likewise.
	(VI_ULOADSTORE_F_AVX512VL): Likewise.
	(ssescalarsize): Handle V4TI, V2TI and V1TI.
	(<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
	(*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
	(<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
	(<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
	(<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
	(*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
	(sse2_avx_avx512f>_storedqu<mode>): Likewise.
	(<avx512>_storedqu<mode>_mask): Likewise.
	(*sse4_2_pcmpestr_unaligned): Likewise.
	(*sse4_2_pcmpistr_unaligned): Likewise.
	(*mov<mode>_internal): Renamed to ...
	(mov<mode>_internal): This.  Remove check of AVX and IAMCU on
	misaligned operand.  Replace vmovdqu64 with vmovdqu<ssescalarsize>.
	(movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
	(movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.

2016-04-19  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70171
	* tree-ssa-phiprop.c: Include stor-layout.h.
	(phiprop_insert_phi): Handle the aggregate copy case.
	(propagate_with_phi): Likewise.

2016-04-19  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
	instead of simplify_gen_subreg (... , 0).
	(ix86_delegitimize_address): Ditto.
	(ix86_split_divmod): Ditto.
	(ix86_split_copysign_const): Ditto.
	(ix86_split_copysign_var): Ditto.
	(ix86_expand_args_builtin): Ditto.
	(ix86_expand_round_builtin): Ditto.
	(ix86_expand_special_args_builtin): Ditto.
	* config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
	(TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
	(udivmodqi4): Ditto.
	(absneg splitters): Ditto.
	(*jcc_bt<mode>_1): Ditto.

2016-04-19  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70724
	* tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
	restoring out from ...
	(free_scc_vn): ... here.
	* tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
	* tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
	tail merging.
	(pass_fre::execute): Restore SSA info.

2016-04-19  Richard Biener  <rguenther@suse.de>

	* gimple-walk.h (struct walk_stmt_info): Add stmt member.
	* gimple-walk.c (walk_gimple_op): Initialize it.
	(walk_gimple_asm): Set wi->is_lhs before each callback invocation.
	* tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
	remapping SSA names of defs.
	(copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
	adjustment.

2016-04-18  Vladimir Makarov  <vmakarov@redhat.com>

	PR middle-end/70689
	* lra-constraints.c (equiv_substition_p): New.
	(process_alt_operands): Use it.
	(swap_operands): Swap it.
	(curr_insn_transform): Update it.

2016-04-18  Michael Matz  <matz@suse.de>

	* tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
	(SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
	* tree-core.h (tree_type_common.align): Use bit-field.
	(tree_type_common.spare): New.
	(tree_decl_common.off_align): Make smaller.
	(tree_decl_common.align): Use bit-field.

	* expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
	* omp-low.c (install_var_field): Use SET_DECL_ALIGN.
	(scan_sharing_clauses): Ditto.
	(finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
	(omp_finish_file): Ditto.
	* stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
	(layout_decl): Ditto.
	(relayout_decl): Ditto.
	(finalize_record_size): Use SET_TYPE_ALIGN.
	(finalize_type_size): Ditto.
	(finish_builtin_struct): Ditto.
	(layout_type): Ditto.
	(initialize_sizetypes): Ditto.
	* targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
	* tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
	(lookup_field_for_decl): Use SET_DECL_ALIGN.
	(get_chain_field): Ditto.
	(get_trampoline_type): Ditto.
	(get_nl_goto_field): Ditto.
	* tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
	SET_DECL_ALIGN.
	(unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
	* gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
	* tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
	(build_qualified_type): Use SET_TYPE_ALIGN.
	(build_aligned_type, build_range_type_1): Ditto.
	(build_atomic_base): Ditto.
	(build_common_tree_nodes): Ditto.
	* cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
	(expand_one_stack_var_at): Ditto.
	* coverage.c (build_var): Use SET_DECL_ALIGN.
	* except.c (init_eh): Ditto.
	* function.c (assign_parm_setup_block): Ditto.
	* symtab.c (increase_alignment_1): Ditto.
	* tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
	* tree-vect-stmts.c (ensure_base_align): Ditto.
	* varasm.c (align_variable): Ditto.
	(assemble_variable): Ditto.
	(build_constant_desc): Ditto.
	(output_constant_def_contents): Ditto.

	* config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
	* config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
	* config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
	* config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
	* config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.

2016-04-18  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/70708
	* config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
	replace %vmovsd with "%vmovq".
	(vec_concatv2df): Likewise.

2016-04-18  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
	(*vec_extractv2si_0): Ditto.
	* config/i386/sse.md (*vec_extractv4sf_0): Ditto.
	(zero_extended_scalar_load_operand splitters): Ditto.
	(vec_extract splitters): Ditto.
	(*vec_extractv4si_0_zext): Ditto.
	(avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
	and lowpart_subreg.
	(avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
	(avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
	(*sse4_1_extractps): Use lowpart_subreg.
	* config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.

2016-04-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
	gld requirements.
	(Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
	Mention Solaris 11 packaging changes.
	Update gas and gld requirements.
	Remove reference to pre-Solaris 10 bug.
	(Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
	systems and bugs.
	(Specific, sparc64-*-solaris2*): Remove reference to bootstrap
	with cc.

2016-04-17  Jan Hubicka  <jh@suse.cz>

	* tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
	max_loop_iterations_int.

2016-04-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/43434
	* tree-ssa-structalias.c (struct vls_data): New.
	(visit_loadstore): Handle all pointer-based accesses.
	(compute_dependence_clique): Compute a bitmap of restrict tags
	assigned bases and pass it to visit_loadstore.

2016-04-18  Matthew Wahab  <matthew.wahab@arm.com>

	PR target/70711
	* config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
	armv8.1-a and armv8.1-a+crc.

2016-04-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70701
	* tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
	references after translating through a memcpy.

2016-04-18  Richard Biener  <rguenther@suse.de>

	* tree-ssa-pre.c (postorder, postorder_num): Make locals ...
	(compute_antic): ... here.  For partial antic use regular
	postorder and scrap iteration.
	(compute_partial_antic_aux): Remove unused return value.
	(init_pre): Do not allocate postorder.
	(fini_pre): Do not free postorder.

2016-04-18  Richard Biener  <rguenther@suse.de>

	PR middle-end/37870
	* expmed.c (extract_bit_field_1): Remove broken case
	using a wider MODE_INT mode.

2016-04-18  Segher Boessenkool  <segher@kernel.crashing.org>

	* has-brig.c (lendian16): Don't try to use __builtin_bswap16
	unless compiling with at least GCC-4.8.

2016-04-17  Jan Hubicka  <jh@suse.cz>

	PR bootstrap/70706
	* graphite.c (graphite_finalize): Update call to
	tree_estimate_probability.
	* predict.h (tree_estimate_probability): Update prototype.

2016-04-17  Jan Hubicka  <jh@suse.cz>

	* predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
	(tree_estimate_probability): Likewise.
	(pass_profile::execute): Update.
	(report_predictor_hitrates): New function.
	* profile.c (compute_branch_probabilities): Use it.
	* predict.h (report_predictor_hitrates): Declare.

2016-04-17  Jan Hubicka  <jh@suse.cz>

	PR ipa/70018
	* cgraph.h (cgraph_node::set_const_flag,
	cgraph_node::set_pure_flag): Update prototype to return bool;
	update comment.
	* cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
	of interposable symbol are interposable, too.
	(cgraph_set_const_flag_1): Rename to ...
	(set_const_flag_1): ... this one; change to self recursive function
	instead of call_for_symbol_thunks_and_aliases. Handle correctly
	clearnig the flag in all variants and also virtual thunks of const
	functions are pure; track if any change was done.
	(cgraph_node::set_const_flag): Update.
	(struct set_pure_flag_info): New struct.
	(cgraph_set_pure_flag_1): Rename to ...
	(set_pure_flag_1): ... this one; take set_pure_flag_info parameter
	rather than pointer encoded flags; track if any changes was done;
	handle correctly clearning flag and setting flag of aliases already
	declared const.
	(cgraph_node::set_pure_flag): Update.
	(cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.

2016-04-17  Tom de Vries  <tom@codesourcery.com>

	PR other/70433
	* pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
	backslash in label.

2016-04-17  Tom de Vries  <tom@codesourcery.com>

	* pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
	'{}<> ' as escape-for-record.

2016-04-17  Tom de Vries  <tom@codesourcery.com>

	* pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
	structure.

2016-04-17  Tom de Vries  <tom@codesourcery.com>

	PR other/70185
	* tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
	* dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
	* dumpfile.c (dump_files): Initialize graph_dump_initialized field.
	* passes.c (finish_optimization_passes): Only call
	finish_graph_dump_file if dfi->graph_dump_initialized.
	(execute_function_dump, pass_init_dump_file): Use
	dfi->graph_dump_initialized instead of pass->graph_dump_initialized.

2016-04-17  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/70256
	* tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
	(debug_varmap): New function.

2016-04-17  Tom de Vries  <tom@codesourcery.com>

	PR other/70183
	* passes.c (pass_manager::register_pass): Propagate pflags.

2016-04-17  Tom de Vries  <tom@codesourcery.com>

	PR other/68875
	* pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
	* passes.c (pass_manager::pass_manager): Declare and init p_start in
	INSERT_PASSES_AFTER.  Add pass parameter to TERMINATE_PASS_LIST, and
	check if it's equal to p_start.
	* passes.def: Add arguments to TERMINATE_PASS_LISTs.

2016-04-15  Jan Hubicka  <jh@suse.cz>

	PR ipa/70018
	* cgraph.c (cgraph_set_const_flag_1): Only set as pure if
	function does not bind to current def.
	* ipa-pure-const.c (worse_state): Add FROM and TO parameters;
	handle conservatively calls to functions that does not need to bind
	to current def.
	(check_call): Update call of worse_state.
	(ignore_edge_for_nothrow): Update.
	(ignore_edge_for_pure_const): Likewise.
	(propagate_pure_const): Update calls to worse_state.
	(skip_function_for_local_pure_const): Reformat comments.

2016-04-15  Jan Hubicka  <jh@suse.cz>

	PR ipa/70018
	* cgraph.c (cgraph_node::get_availability): Add REF parameter.
	(cgraph_node::function_symbol): Likewise.
	(cgraph_node::function_or_virtual_thunk_symbol): Likewise.
	* cgraph.h (symtab_node::get_availabbility): Add REF parameter.
	(symtab_node::ultimate_alias_target): Add REF parameter.
	(symtab_node::binds_to_current_def_p): Declare.
	(symtab_node;:ultimate_alias_target_1): Add REF parameter.
	(cgraph_node::function_symbol): Likewise.
	(cgraph_node::function_or_virtual_thunk_symbol): Likewise.
	(cgraph_node::get_availability): Likewise.
	(cgraph_edge::binds_to_current_def_p): New inline function.
	(varpool_node::get_availability): Add REF parameter.
	(varpool_node::ultimate_alias_target): Likewise.
	* symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
	(symtab_node::binds_to_current_def_p): Likewise.
	* varpool.c (varpool_node::get_availability): Likewise.

2016-04-15  Kirill Yukhin  <kirill.yukhin@intel.com>

	PR target/70662
	* config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
	Fix mode size check.

2016-04-15  Jakub Jelinek  <jakub@redhat.com>

	* BASE-VER: Set to 7.0.0.

2016-04-15  Alexander Monakov  <amonakov@ispras.ru>

	* config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.

2016-04-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
	architecture revisions.

2016-04-15  Bernd Schmidt  <bschmidt@redhat.com>

	* config/i386/i386-protos.h (ix86_using_red_zone): Declare.
	* config/i386/i386.c (ix86_using_red_zone): No longer static.
	* config/i386/i386.md (stack decrement to push peepholes): Guard
	with !x86_using_red_zone ().

2016-04-15  Jakub Jelinek  <jakub@redhat.com>

	PR c++/70675
	* tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
	to dump_generic_node.
	(NIY): Pass also flags to do_niy.

2016-04-15  Thomas Schwinge  <thomas@codesourcery.com>

	* omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
	(simd_clone_vector_of_formal_parm_types)
	(simd_clone_clauses_extract, simd_clone_compute_base_data_type)
	(simd_clone_mangle, simd_clone_create)
	(simd_clone_adjust_return_type, create_tmp_simd_array)
	(simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
	(struct modify_stmt_info, ipa_simd_modify_stmt_ops)
	(ipa_simd_modify_function_body, simd_clone_linear_addend)
	(simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
	(pass_data_omp_simd_clone, class pass_omp_simd_clone)
	(pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
	* omp-simd-clone.c: ... this new file.
	(simd_clone_vector_of_formal_parm_types): Make it static.
	* Makefile.in (OBJS): Add omp-simd-clone.o.

2016-04-15  Kirill Yukhin  <kirill.yukhin@intel.com>

	PR target/70662
	* config/i386/sse.md: Use proper memory operand modifiers.


2016-04-15  Richard Biener  <rguenther@suse.de>
	Alan Modra  <amodra@gmail.com>

	PR tree-optimization/70130
	* tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
	when alignment stays not the same and no not use the realign
	scheme then.

2016-04-14  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/70669
	* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
	direct move handlers for KFmode. Change TFmode handlers test from
	FLOAT128_IEEE_P to FLOAT128_VECTOR_P.

2016-04-14  Jakub Jelinek  <jakub@redhat.com>

	PR c++/70594
	* ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
	* ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
	(inlined_polymorphic_ctor_dtor_block_p): Use it.
	* tree-ssa-live.c (remove_unused_scope_block_p): When
	in_ctor_dtor_block, avoid discarding not just BLOCKs with
	BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
	block_ultimate_origin is FUNCTION_DECL.
	(remove_unused_locals): If current_function_decl is
	polymorphic_ctor_dtor_p, pass initial true to
	remove_unused_scope_block_p' is_ctor_dtor_block.

2016-04-14  Martin Sebor  <msebor@redhat.com>

	PR c++/69517
	PR c++/70019
	PR c++/70588
	* doc/extend.texi (Variable Length): Revert.

2016-04-14  Marek Polacek  <polacek@redhat.com>
	    Jan Hubicka  <hubicka@ucw.cz>

	PR c++/70029
	* tree.c (verify_type): Disable the canonical type of main variant
	check.

2016-04-14  Jason Merrill  <jason@redhat.com>

	* cfgexpand.c, expr.c: Revert previous change.

2016-04-14  Cesar Philippidis  <cesar@codesourcery.com>

	PR middle-end/70643
	* omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
	when building a mem ref for the incoming reduction variable.

2016-04-14  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70614
	* tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
	loop if the evolution dropped to chrec_dont_know.
	(interpret_condition_phi): Likewise.

2016-04-14  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70623
	* tree-ssa-pre.c (changed_blocks): Make global ...
	(compute_antic): ... local here.  Move and fix worklist
	handling here.  Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
	(compute_antic_aux): Add dumping for MAX assumed succs.  Remove
	worklist handling, dump when ANTIC_IN changed.
	(compute_partial_antic_aux): Remove worklist handling.
	(init_pre): Do not compute post dominators.  Add a comment about
	the CFG order chosen.
	(fini_pre): Do not free post dominators.

2016-04-13  Martin Sebor  <msebor@redhat.com>

	PR c++/69517
	PR c++/70019
	PR c++/70588
	* doc/extend.texi (Variable Length): Document C++ specifics.

2016-04-13  Jakub Jelinek  <jakub@redhat.com>

	PR c++/70641
	* ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
	on all recursive call stmts.  Return TODO_cleanup_cfg if any dead
	eh edges have been purged.

	PR c++/70594
	* tree-sra.c (create_access_replacement,
	get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
	gets fancy name.
	* tree-pretty-print.c (dump_fancy_name): New function.
	(dump_decl_name, dump_generic_node): Use it.

2016-04-13  Jason Merrill  <jason@redhat.com>

	* cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
	* expr.c (expand_expr_real_1): Likewise.

2016-04-13  Ilya Enkovich  <ilya.enkovich@intel.com>

	* config/i386/i386.md (kunpckhi): Swap operands.
	(kunpcksi): Likewise.
	(kunpckdi): Likewise.
	* config/i386/sse.md (vec_pack_trunc_qi): Likewise.
	(vec_pack_trunc_<mode>): Likewise.

2016-04-13  Jakub Jelinek  <jakub@redhat.com>

	PR debug/70628
	* explow.c (convert_memory_address_addr_space_1): Formatting fix.

	PR middle-end/70633
	* gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
	gimplification turns some element into non-constant.

	PR debug/70628
	* rtl.h (convert_memory_address_addr_space_1): New prototype.
	* explow.c (convert_memory_address_addr_space_1): No longer static,
	add NO_EMIT argument and don't call convert_modes if true, pass
	it down recursively, remove break after return.
	(convert_memory_address_addr_space): Adjust caller.
	* simplify-rtx.c (simplify_unary_operation_1): Call
	convert_memory_address_addr_space_1 instead of convert_memory_address,
	if it returns NULL, don't simplify.

2016-04-12  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/70630
	* config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.

2016-04-12  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
	Bump the upper SIMDLEN limits, so that if the return type or
	characteristic type if the return type is void can be passed in
	all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
	allowed.

2016-04-12  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/70640
	* config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
	Do not use "=" constraint on an input constraint.
	(ieee_128bit_vsx_abs<mode>2_internal): Likewise.
	(ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
	(ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
	generates (neg (abs ...)) instead of (abs ...).

2016-04-12  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/70596
	* lra-spills.c (spill_pseudos): Don't delete debug insns, instead
	just invalidate LRA data and reset them.  Adjust dump wording.

2016-04-12  Martin Liska  <mliska@suse.cz>

	Revert
	2016-03-30  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
	estimates here.
	* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
	max_loop_iterations_int.
	(tree_unswitch_outer_loop): Likewise.
	* tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
	* tree-vect-loop.c (vect_analyze_loop_2): Likewise.

2016-04-12  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/68756
	* graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
	instead of new_name.

2016-04-12  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/70602
	* tree-sra.c (generate_subtree_copies): Don't write anything into
	constant pool decls.

	* omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
	regardless whether there are depend clauses or not.

2016-04-11  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/70381
	* config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
	target attribute and pragma from changing the -mfloat128
	and -mfloat128-hardware options.

	* doc/extend.texi (Additional Floating Types): Document PowerPC
	__float128 restrictions.

2016-04-11  James Greenhalgh  <james.greenhalgh@arm.com>

	PR target/70133
	* config/aarch64/driver-aarch64.c
	(aarch64_get_extension_string_for_isa_flags): New.
	(arch_extension): Rename to...
	(aarch64_arch_extension): ...This.
	(ext_to_feat_string): Rename to...
	(aarch64_extensions): ...This.
	(aarch64_core_data): Keep track of architecture extension flags.
	(cpu_data): Rename to...
	(aarch64_cpu_data): ...This.
	(aarch64_arch_driver_info): Keep track of architecture extension
	flags.
	(get_arch_name_from_id): Rename to...
	(get_arch_from_id): ...This, change return type.
	(host_detect_local_cpu): Update and reformat for renames, handle
	extensions through common infrastructure.

2016-04-11  James Greenhalgh  <james.greenhalgh@arm.com>

	PR target/70133
	* config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
	track of a canonical flag name.
	(all_extensions): Likewise.
	(arch_to_arch_name): Also track extension flags enabled by the arch.
	(all_architectures): Likewise.
	(aarch64_parse_extension): Move to here.
	(aarch64_get_extension_string_for_isa_flags): Take a new argument,
	rework.
	(aarch64_rewrite_selected_cpu): Update for above change.
	* config/aarch64/aarch64-option-extensions.def: Rework the way flags
	are handled, such that the single explicit value enabled by an
	extension is kept seperate from the implicit values it also enables.
	* config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
	to here.
	(aarch64_parse_extension): New.
	* config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
	here to config/aarch64/aarch64-protos.h.
	(aarch64_parse_extension): Move from here to
	common/config/aarch64/aarch64-common.c.
	(aarch64_option_print): Update.
	(aarch64_declare_function_name): Likewise.
	(aarch64_start_file): Likewise.
	* config/aarch64/driver-aarch64.c (arch_extension): Keep track of
	the canonical flag for extensions.
	* config.gcc (aarch64*-*-*): Extend regex for capturing extension
	flags.

2016-04-11  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
	AARCH64_FL_CRC.

2016-04-09  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/68953
	* graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
	first to last subscript.

2016-04-09  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/70586
	* tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
	for any calls.

2016-04-08  Cesar Philippidis  <cesar@codesourcery.com>

	PR lto/70289
	PR ipa/70348
	PR tree-optimization/70373
	PR middle-end/70533
	PR middle-end/70534
	PR middle-end/70535
	* gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
	clauses for acc parallel reductions as necessary.  Error on those
	that are private.
	* omp-low.c (scan_sharing_clauses): Don't install variables which
	are used in acc parallel reductions.
	(lower_rec_input_clauses): Remove dead code.
	(lower_oacc_reductions): Add support for reference reductions.
	(lower_reduction_clauses): Remove dead code.
	(lower_omp_target): Don't remap variables appearing in acc parallel
	reductions.
	* tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.

2016-04-08  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/70593
	* tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
	with multiple SSA_NAME defs, force the outputs other than first
	to be live before calling live_track_process_def on each output.

	PR rtl-optimization/70574
	* fwprop.c (forward_propagate_and_simplify): Don't add
	REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
	(try_fwprop_subst): Don't add REG_EQUAL note if there are any
	paradoxical subregs within *loc.

2016-04-08  Thomas Schwinge  <thomas@codesourcery.com>

	* config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
	-ftree-parallelize-loops={0,1}.
	* config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
	* config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
	* config/ia64/hpux.h (LIB_SPEC): Likewise.
	* config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
	* config/pa/pa64-hpux.h (LIB_SPEC): Likewise.

2016-04-08  Maxim Ostapenko  <m.ostapenko@samsung.com>

	PR sanitizer/70541
	* asan.c (instrument_derefs): If we get unknown location, extract it
	with EXPR_LOCATION.
	(maybe_instrument_call): Instrument gimple_call's arguments if needed.

2016-04-08  Tom de Vries  <tom@codesourcery.com>

	* omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
	implicit firstprivate clause.

2016-04-08  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/70566
	* config/arm/thumb2.md (tst + branch-> lsls + branch
	peephole below *orsi_not_shiftsi_si): Require that condition
	register is dead after the peephole.
	(second peephole after the above): Likewise.

2016-04-08  Alan Modra  <amodra@gmail.com>

	PR target/70117
	* builtins.c (fold_builtin_classify): For IBM extended precision,
	look at just the high-order double to test for NaN.
	(fold_builtin_interclass_mathfn): Similarly for Inf.  For isnormal
	test just the high double for Inf but both doubles for subnormal
	limit.

2016-04-07  Jakub Jelinek  <jakub@redhat.com>

	* cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
	* omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
	node->simdclone->mask_mode != VOIDmode masks.
	(simd_clone_adjust_argument_types): Likewise.  Move sc var definition
	earlier, use it instead of node->simdclone.
	* config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
	Set clonei->mask_mode.

2016-04-06  Patrick Palka  <ppalka@gcc.gnu.org>

	PR c/70436
	* parser.c (cp_parser_iteration_statement): New parameter IF_P.
	Pass it through to cp_parser_already_scoped_statement.
	(cp_parser_already_scoped_statement): New parameter IF_P.  Pass
	it through to cp_parser_statement.
	(cp_parser_statement): Pass IF_P through to
	cp_parser_iteration_statement.
	(cp_parser_pragma): Adjust call to
	cp_parser_iteration_statement.

2016-04-06  Patrick Palka  <ppalka@gcc.gnu.org>

	PR c/70436
	* gimplify.c (gimplify_omp_ordered): Add explicit braces to
	resolve a future -Wparentheses warning.
	* omp-low.c (scan_sharing_clauses): Likewise.
	* tree-parloops.c (eliminate_local_variables): Likewise.

2016-04-06  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/70398
	* lra-constraints.c (process_address_1): Check zero scale and code
	for reloading with zero scale.

2016-04-06  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
	(ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.

2016-04-06  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
	Add support for AVX512F clones, include them by default for
	exported OpenMP declare simd functions.  For AVX2 allow simdlen 32
	and use it if charasteric type is 8-bit, for AVX512F allow simdlen
	up to 128.

	PR middle-end/70550
	* tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
	* gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
	firstprivate clauses.
	* omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
	OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
	(lower_omp_target): Set TREE_NO_WARNING for
	non-addressable possibly uninitialized vars which are copied into
	addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.

2016-04-05  John David Anglin  <danglin@gcc.gnu.org>

	* config/pa/predicates.md (integer_store_memory_operand): Accept
	REG+D operands with a large offset when reload_in_progress is true.
	(floating_point_store_memory_operand): Likewise.

2016-04-05  Jakub Jelinek  <jakub@redhat.com>

	PR c++/70336
	* match.pd (nested int casts): Limit to GIMPLE.

2016-04-05  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/66223
	* ipa-devirt.c (maybe_record_node): Fix comment; use
	SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.

2016-04-05  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/70542
	* ree.c (add_removable_extension): For VECTOR_MODE_P punt
	if there are any uses other than insn or debug insns.

2016-04-05  Marc Glisse  <marc.glisse@inria.fr>
	    Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/70509
	* simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
	Shift HOST_WIDE_INT_1U instead of 1.

2016-04-05  Zdenek Sojka  <zsojka@seznam.cz>

	PR tree-optimization/70509
	* tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
	of the vector base type for index.

2016-04-05  Uros Bizjak  <ubizjak@gmail.com>

	PR target/70510
	* config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.

2016-04-05  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70526
	* tree-sra.c (build_ref_for_offset): Use prev_base to
	extract the alias pointer type.

2016-04-05  Richard Biener  <rguenther@suse.de>

	* dse.c (struct store_info): Remove alias_set member.
	(struct read_info_type): Likewise.
	(clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
	spill_deleted, clear_alias_set_lookup): Remove.
	(get_group_info): Remove dead base == NULL_RTX case.
	(dse_step0): Remove initialization of removed variables.
	(delete_dead_store_insn): Reomve alias set dumping.
	(free_read_records): Remove alias_set handling.
	(canon_address): Remove alias_set_out parameter.
	(record_store): Remove spill_alias_set, it's always zero.
	(check_mem_read_rtx): Likewise.
	(dse_step2): Rename from ...
	(dse_step2_nospill): ... this.  Adjust.
	(scan_stores): Rename from ...
	(scan_stores_nospill): ... this.
	(scan_reads): Rename from ...
	(scan_reads_nospill): ... this.
	(scan_stores_spill, scan_reads_spill): Remove.
	(dse_step3_scan): Remove for_spills argument which is always false.
	(dse_step3): Likewise.
	(dse_step5): Rename from ...
	(dse_step5_nospill): ... this.  Remove alias_set handling.
	(rest_of_handle_dse): Adjust.

2016-04-05  Jakub Jelinek  <jakub@redhat.com>

	PR target/70525
	* config/i386/sse.md (*andnot<mode>3): Simplify assertions.
	Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
	V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
	(*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.

2016-04-05  Richard Biener  <rguenther@suse.de>

	PR middle-end/70499
	* gimplify-me.c (gimple_regimplify_operands): Do not rewrite
	non-register type temporaries into SSA.

2016-04-04  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/66223
	* ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
	calls when sanitizing.
	(possible_polymorphic_call_target_p): Fix formatting.

2016-04-04  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
	    Jakub Jelinek <jakub@redhat.com>

	PR middle-end/70457
	* tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
	to ensure a call statement is compatible with a built-in's
	prototype.
	* tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
	Likewise.

2016-04-04  Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/70484
	* rtl.h (canon_output_dependence): Declare.
	* alias.c (canon_output_dependence): New function.
	* dse.c (record_store): Use canon_output_dependence rather
	than canon_true_dependence.

2016-03-30  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/68881
	* cgraph.h (symtab_node::copy_visibility_from): New function.
	* symtab.c (symtab_node::copy_visibility_from): New function.
	* ipa-visibility.c (optimize_weakref): New function.
	(function_and_variable_visibility): Use it.

2016-04-04  Martin Liska  <mliska@suse.cz>

	PR hsa/70402
	* hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
	value that is really in range handled by SBR instruction.
	* hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
	* hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
	* hsa.h (hsa_insn_sbr::m_default_bb): Remove field.

2016-04-03  Oleg Endo  <olegendo@gcc.gnu.org>

	PR target/70416
	PR target/67391
	* config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
	set, but not for SP_REG operands.

2016-04-02  Martin Sebor  <msebor@redhat.com>

	PR c++/67376
	* fold-const.c (maybe_nonzero_address): New function.
	(fold_comparison): Call it.  Fold equality and relational
	expressions involving null pointers.
	(tree_single_nonzero_warnv_p): Call maybe_nonzero_address.

2016-03-31  Evandro Menezes  <e.menezes@samsung.com>

	Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
	the "Y" constraint (scalar FP 0.0 immediate).

	* config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
	Add the "const_double" to the list of operand constraints.

2016-04-01  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/70467
	* config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
	If low word of the last operand is 0, just emit addition/subtraction
	for the high word.

2016-04-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	PR target/70404
	* config/s390/s390.c (s390_expand_insv): Check for everything
	constant instead of just VOIDmode stuff.

2016-04-01  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	PR target/70496
	* config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.

2016-04-01  Nathan Sidwell  <nathan@acm.org>

	* tree.def (TRY_CATCH_EXPR): Correct documentation.

2016-03-31  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/70461
	* ira-color.c (allocno_copy_cost_saving): Use allocno class if it
	is necessary.

2016-03-31  Martin Liska  <mliska@suse.cz>

	PR hsa/70399
	* hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
	a tree value or an immediate integer value to a buffer
	that is eventually copied to a BRIG section.
	(emit_immediate_operand): Call the function here.
	* hsa-dump.c (dump_hsa_immed): Remove checking assert.
	* hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
	of class' fields that are removed.
	(hsa_op_immed::~hsa_op_immed): Remove deinitialization.
	* hsa.h (class hsa_op_immed): Remove m_brig_repr and
	m_brig_repr_size fields.

2016-03-31  Martin Liska  <mliska@suse.cz>

	PR hsa/70391
	* hsa-gen.c (hsa_function_representation::update_dominance): New
	function.
	(convert_addr_to_flat_segment): Likewise.
	(gen_hsa_memory_set): New alignment argument.
	(gen_hsa_ctor_assignment): Likewise.
	(gen_hsa_insns_for_single_assignment): Provide alignment
	to gen_hsa_ctor_assignment.
	(gen_hsa_insns_for_direct_call): Add new argument.
	(expand_lhs_of_string_op): New function.
	(expand_string_operation_builtin): Likewise.
	(expand_memory_copy): New function.
	(expand_memory_set): New function.
	(gen_hsa_insns_for_call): Use HOST_WIDE_INT.
	(convert_switch_statements): Change signature.
	(generate_hsa): Use a return value of the function.
	(pass_gen_hsail::execute): Do not call
	convert_switch_statements here.
	* hsa-regalloc.c (hsa_regalloc): Call update_dominance.
	* hsa.h (hsa_function_representation::m_modified_cfg): New flag.
	(hsa_function_representation::update_dominance): New function.

2016-03-31  Martin Liska  <mliska@suse.cz>

	PR hsa/70391
	* hsa-brig.c (emit_directive_variable): Emit alignment
	according to hsa_symbol::m_align.
	* hsa-dump.c (hsa_byte_alignment): Move the function to	another file.
	(dump_hsa_symbol): Dump alignment of HSA symbols.
	* hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
	(gen_hsa_addr_with_align): New function.
	(hsa_bitmemref_alignment): Use newly added function.
	(gen_hsa_insns_for_load): Likewise.
	(gen_hsa_insns_for_store): Likewise.
	(gen_hsa_memory_copy): New argument added.
	(gen_hsa_insns_for_single_assignment): Respect
	alignment for assignments processed via gen_hsa_memory_copy.
	(gen_hsa_insns_for_direct_call): Likewise.
	(gen_hsa_insns_for_return): Likewise.
	(gen_function_def_parameters): Set default alignment.
	* hsa.c (hsa_object_alignment): New function.
	(hsa_byte_alignment): Pasted function.
	* hsa.h (hsa_symbol::m_align): New field.

2016-03-31  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
	scratch field for goto case.

2016-03-31  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.

2016-03-31  Ilya Enkovich  <enkovich.gnu@gmail.com>

	PR target/70442
	* config/i386/i386.c (scalar_chain::convert_op): Fix description.
	(scalar_chain::convert_insn): Call convert_op for reg
	moves to handle undefined registers.

2016-03-31  Nathan Sidwell  <nathan@acm.org>

	PR c++/70393
	* varasm.c (output_constructor_regular_field): Flush bitfield earlier.
	Assert we don't want to move backwards.

2016-03-31  Kirill Yukhin  <kirill.yukhin@intel.com>

	PR target/70453
	* config/i386/sse.md (define_mode_attr shuffletype): Fix typo.

2016-03-31  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/70460
	* ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
	with operand from REG_LABEL_OPERAND, instead substitute
	SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
	Don't do anything for REG_NON_LOCAL_GOTO jumps.

2016-03-31  Martin Liska  <mliska@suse.cz>

	* passes.c (execute_one_pass): Do not call
	todo_after for a discarded function.

2016-03-31  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
	(no_cost, infinite_cost): Initialize the new field.
	(get_computation_cost_at): Record setup cost.
	(determine_use_iv_cost_address): Skip cost computation for sub
	uses if we can estimate it without losing accuracy.

2016-03-30  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
	estimates here.
	* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
	max_loop_iterations_int.
	(tree_unswitch_outer_loop): Likewise.
	* tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
	* tree-vect-loop.c (vect_analyze_loop_2): Likewise.

2016-03-30  Richard Biener  <rguenther@suse.de>

	PR middle-end/70450
	* fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.

2016-03-30  Jakub Jelinek  <jakub@redhat.com>

	PR target/70421
	* config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
	in gen_blendm expander.

2016-03-30  Nick Clifton  <nickc@redhat.com>

	PR target/62254
	* config/arm/arm.c (arm_reload_out_hi): Add code to handle the
	case where we are already provided with an SImode SUBREG.

2016-03-30  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/70439
	* config/i386/i386.c (ix86_expand_epilogue): Properly check
	conflict between DRAP register and __builtin_eh_return.

2016-03-30  Michael Matz  <matz@suse.de>
	    Richard Biener  <rguenther@suse.de>

	PR ipa/12392
	* ipa-polymorphic-call.c (struct type_change_info): Change
	speculative to an unsigned allowing to limit the work we do.
	(csftc_abort_walking_p): New inline function..
	(check_stmt_for_type_change): Limit the number of may-defs
	skipped for speculative devirtualization to
	max-speculative-devirt-maydefs.
	* params.def (max-speculative-devirt-maydefs): New param.
	* doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.

2016-03-30  Mike Stump  <mrs@gcc.gnu.org>

	PR target/63890
	* config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
	and TARGET_MACHO.

2016-03-30  Patrick Palka  <ppalka@gcc.gnu.org>

	PR tree-optimization/59124
	* tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
	where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).

2016-03-29  Jeff Law  <law@redhat.com>

	* tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.

2016-03-10  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
	to HOST_WIDE_INT.

2016-03-29  Thomas Schwinge  <thomas@codesourcery.com>

	* config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
	* config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
	gcrt0.o if linking dynamically.

2016-03-10  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/70283
	* ipa-devirt.c (methods_equal_p): New function.
	(compare_virtual_tables): Use it.
	* cgraph.h (symbol_table::symbol_suffix_separator): Declare.
	* cgraphclones.c (clone_function_name_1): Use
	symbol_table::symbol_suffix_separator.
	* coverage.c (build_var): Likewise.
	* symtab.c (symbol_table::symbol_suffix_separator): New.

2016-03-29  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/70429
	* combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
	(cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
	mode != result_mode.

	PR c++/70353
	* tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.

	PR tree-optimization/70405
	* ssa-iterators.h (num_imm_uses): Add missing braces.

2016-03-29  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/68695
	* ira-color.c (allocno_copy_cost_saving): New.
	(improve_allocation): Use it.

2016-03-29  Richard Henderson  <rth@redhat.com>

	PR middle-end/70355
	* lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.

2016-03-29  Richard Biener  <rguenther@suse.de>

	PR middle-end/70424
	* ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
	use alignment returned by get_pointer_alignment_1 if it is
	bigger than BITS_PER_UNIT.
	* builtins.c (get_pointer_alignment_1): Do not return true
	for alignment extracted from SSA info.

2016-03-28  James Bowman  <james.bowman@ftdichip.com>

	* config/ft32/ft32.opt (mnodiv): New.
	* config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
	* doc/invoke.texi (FT32 Options -mnodiv): New.

2016-03-28  Kirill Yukhin  <kirill.yukhin@intel.com>

	PR target/70406
	* config/i386/i386.md (define_split, andn): Fix modes.

2016-03-26  Richard Biener  <rguenther@suse.de>
	    Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	PR ipa/70366
	* ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
	instead of
	TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
	as 2nd argument to cl_optimization_restore().

2016-03-25  Richard Henderson  <rth@redhat.com>

	PR target/70120
	* config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
	* config/aarch64/aarch64-protos.h: Declare it.
	* config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.

2016-03-25  Alan Modra  <amodra@gmail.com>

	PR target/70052
	* config/rs6000/constraints.md (j): Simplify.
	* config/rs6000/predicates.md (easy_fp_constant): Exclude
	decimal float 0.D.
	* config/rs6000/rs6000.md (zero_fp): New mode_attr.
	(mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
	 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
	in all constraint alternatives.
	(movtd_64bit_nodm): Delete "j" constraint alternative.

2016-03-24  Aldy Hernandez  <aldyh@redhat.com>

	* tree-ssa-propagate.c: Enhance docs for
	SSA_PROP_NOT_INTERESTING.

2016-03-24  Aldy Hernandez  <aldyh@redhat.com>

	* doc/extend.texi: Fix typo in documentation to pure attribute.

2016-03-24  John David Anglin  <danglin@gcc.gnu.org>

	PR target/70319
	* config/pa/pa.md (bswapdi2): Use a scratch register.

2016-03-24  Richard Henderson  <rth@redhat.com>

	PR middle-end/69845
	* fold-const.c (extract_muldiv_1): Correct test for multiplication
	overflow.

2016-03-24  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*anddi3_doubleword): Generate AND insn
	using ix86_expand_binary_operator instead of gen_andsi3.

2016-03-24  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70396
	* tree-vect-stmts.c (vectorizable_comparison): Use
	get_vectype_for_scalar_type.

2016-03-24  Richard Biener  <rguenther@suse.de>

	PR middle-end/70370
	* gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
	with register bases.

2016-03-24  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70372
	* tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
	build_all_ones_cst to also handle vector types correctly.

2016-03-23  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/70381
	* config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
	-mfloat128 here.

2016-03-23  Marek Polacek  <polacek@redhat.com>

	PR c++/69884
	* doc/invoke.texi: Document -Wignored-attributes.

2016-03-23  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/69042
	* params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
	parameter from 30 to 40.

2016-03-23  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/69042
	* tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
	for use with constant offset stripped in base.

2016-03-23  Richard Biener  <rguenther@suse.de>

	PR middle-end/70251
	* match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
	mode compatibility check.
	(A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.

2016-03-23  Jeff Law  <law@redhat.com>

	PR tree-optimization/64058
	* tree-ssa-coalesce.c (struct coalesce_pair): Add new field
	CONFLICT_COUNT.
	(struct ssa_conflicts): Move up earlier in the file.
	(conflicts_, var_map_): New static variables.
	(initialize_conflict_count): New function to initialize the
	CONFLICT_COUNT field for each conflict pair.
	(compare_pairs): Lazily initialize the conflict count and use it
	as the first tie-breaker.
	(sort_coalesce_list): Add new arguments conflicts, map.  Initialize
	and wipe conflicts_ and map_ around the call to qsort.  Remove
	special case for 2 coalesce pairs.
	* bitmap.c (bitmap_count_unique_bits): New function.
	(bitmap_count_bits_in_word): New function, extracted from
	bitmap_count_bits.
	(bitmap_count_bits): Use bitmap_count_bits_in_word.
	* bitmap.h (bitmap_count_unique_bits): Declare it.

2016-03-23  Ilya Enkovich  <enkovich.gnu@gmail.com>

	PR target/69917
	* config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
	transparent alias chain for decl assembler name.
	* config/sol2.c (solaris_assemble_visibility): Likewise.

2016-03-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm1020e.md (1020call_op): Reduce reservation
	duration.
	(v10_fdivs): Likewise.
	(v10_fdivd): Likewise.

2016-03-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR driver/70132
	* config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
	to not call fclose twice on file.

2016-03-23  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/70354
	* tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
	oprnd0 is wider than oprnd1 and there is a cast from the wider
	type to oprnd1, mask it with the mask of the narrower type.

	PR target/70321
	* config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
	Optimize TARGET_STV splitters, if high or low word of last argument
	is 0 or -1.

2016-03-22  Jeff Law  <law@redhat.com>

	PR target/70232
	tree-ssa-threadbackward.c
	(fsm_find_control_statement_thread_paths): Correctly distinguish
	between old style jump threads vs FSM jump threads.

2016-03-22  Ilya Enkovich  <enkovich.gnu@gmail.com>

	PR target/70302
	* config/i386/i386.c (scalar_chain::convert_op): Support
	uninitialized register usage case.

2016-03-22  Richard Biener  <rguenther@suse.de>

	PR middle-end/70251
	* genmatch.c (gen_transform): Adjust last parameter to a three-state
	int...
	(capture::gen_transform): ... to change behavior when substituting
	a condition into cond or not-cond expr context.
	(dt_simplify::gen_1): Adjust.
	* gimple-match-head.c: Include gimplify.h for unshare_expr.
	* match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
	last change and instead change to
	A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
	(A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.

2016-03-22  Anthony Green  <green@moxielogic.com>

	* config/moxie/moxiebox.h (CC1_SPEC): Define.  Fix endianness
	issue for moxiebox targets.
	(CC1PLUS_SPEC): Ditto.

2016-03-22  Richard Biener  <rguenther@suse.de>

	PR middle-end/70333
	* fold-const.c (extract_muldiv_1): Properly perform multiplication
	in the wide type.

2016-03-22  Kirill Yukhin  <kirill.yukhin@intel.com>

	* config/i386/i386.c (def_builtin): Remove duplicated functionality.

2016-03-22  Kirill Yukhin  <kirill.yukhin@intel.com>

	PR target/70325
	* config/i386/i386.c (def_builtin): Handle
	OPTION_MASK_ISA_AVX512VL to be and-ed with other
	bits.
	(const struct builtin_description bdesc_special_args[]):
	Remove duplicate ISA bits.

2016-03-22  Jakub Jelinek  <jakub@redhat.com>

	PR target/70329
	* config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
	d.perm[i] for i >= d.nelt.  If not full_interleave, compute d.perm[i]
	in a way that works also for AVX512BW.

	PR target/70300
	* config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
	instead of source if operands[1] is xmm16 and above and
	!TARGET_AVX512VL.  Use avx512f_vec_dupv16sf_1 instead of
	vec_interleave_lowv4sf if we need to unpack xmm16 and above.

	PR c++/70295
	* gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
	on assign if (*from_p) is a comparison, set it to
	TREE_NO_WARNING (*from_p).

2016-03-21  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/70326
	* lra.c (restore_scratches): Ignore deleted insns.

2016-03-21  Marc Glisse  <marc.glisse@inria.fr>
	    Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/70317
	* match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
	to HONOR_NANS.

2016-03-21  Uros Bizjak  <ubizjak@gmail.com>

	PR target/70327
	* config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
	of ix86_expand_move.
	(movoi): Ditto.
	(movti): Use general_operand for operand 1 predicate.

2016-03-21  Martin Liska  <mliska@suse.cz>

	* hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
	insns.
	(dump_hsa_symbol): Dump BRIG offset of hsa_symbols.

2016-03-21  Martin Liska  <mliska@suse.cz>

	PR ipa/70306
	* ipa-icf.c (sem_function::parse): Skip static
	constructors and destructors.

2016-03-21  Jakub Jelinek  <jakub@redhat.com>

	PR target/70296
	* config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
	function-like macro, peek following token(s) if it is followed
	by CPP_OPEN_PAREN token with optional padding in between, and
	if not, don't treat it like a macro.

2016-03-21  Thomas Schwinge  <thomas@codesourcery.com>
	    Alexander Monakov  <amonakov@ispras.ru>

	* config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
	for the stabs debug format.

2016-03-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70310
	* tree-vect-generic.c (expand_vector_condition): Fold the built
	condition.

2016-03-21  Kirill Yukhin  <kirill.yukhin@intel.com>

	PR target/70293
	* config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
	Block third alternative for AVX-512VL target,

2016-03-21  Martin Liska  <mliska@suse.cz>

	PR hsa/70234
	* hsa-brig.c (emit_function_directives): Mark unemitted
	global variables for emission.
	* hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
	(get_symbol_for_decl): Likewise.
	* hsa.h (struct hsa_symbol): New flag.

2016-03-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70288
	* tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
	we do not estimate unsimplified all-constant conditionals or
	switches as optimized away.

2016-03-21  Andrey Belevantsev  <abel@ispras.ru>

	PR rtl-optimization/69102
	* sched-deps.c (sched_analyze_insn): Do not set last_args_size field
	when we have a readonly dependency context.

2016-03-18  Jeff Law  <law@redhat.com>

	PR rtl-optimization/70263
	* ira.c (memref_used_between_p): Assert we found END in the insn chain.
	(update_equiv_regs): When trying to move a store to after the insn
	that sets the source of the store, make sure the store occurs after
	the insn that sets the source of the store.  When successful note
	the REG_EQUIV note created in the dump file.

2016-03-16  David Wohlferd  <dw@LimeGreenSocks.com>
	    Bernd Schmidt  <bschmidt@redhat.com>

	* doc/extend.texi: Document more potential problems with basic asms.

2016-03-18  Bernd Schmidt  <bschmidt@redhat.com>

	PR rtl-optimization/70278
	* lra-constraints.c (split_reg): Handle the case where biggest_mode is
	VOIDmode.

2016-03-18  Jason Merrill  <jason@redhat.com>

	* calls.c (load_register_parameters): Fix zero size sibcall logic.

2016-03-18  Kirill Yukhin  <kirill.yukhin@intel.com>

	* config/i386/sse.md: Use vpbroadcastq for broadcasting DF
	values to 128b regs.

2016-03-18  Ilya Enkovich  <enkovich.gnu@gmail.com>

	PR tree-optimization/70252
	* tree-vect-stmts.c (supportable_widening_operation): Check resulting
	boolean vector has a proper number of elements.
	(supportable_narrowing_operation): Likewise.

2016-03-18  Tom de Vries  <tom@codesourcery.com>

	PR ipa/70269
	* cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.

2016-03-18  Jakub Jelinek  <jakub@redhat.com>

	* reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
	instead of replace_rtx for DEBUG_INSNs.

2016-03-18  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>

	* config/i386/znver1.md : Fix latencies of FP/SSE/AVX
	load type reservations.

2016-03-17  John David Anglin  <danglin@gcc.gnu.org>

	PR target/70188
	* config/pa/constraints.md: Revert 2015-02-13 change.  Use
	define_constraint for "Q" and "T" constraints.

2016-03-17  Evandro Menezes  <e.menezes@samsung.com>

	Tweak the pipeline model for Exynos M1

	* config/aarch64/aarch64.c (exynosm1_tunings): 	Enable weak prefetching
	model.

2016-03-17  David Malcolm  <dmalcolm@redhat.com>

	PR c/70264
	* diagnostic-show-locus.c (compatible_locations_p): Handle the case
	where one or both locations aren't within a line_map.

2016-03-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR driver/70192
	* opts.c (finish_options): Don't set flag_pie to the default if
	-fpic, -fPIC, -fno-pic or -fno-PIC is used.  Set flag_pic to 0
	if it is -1.

2016-03-17  Joern Rennecke  <joern.rennecke@embecosm.com>

	* config/i386/i386.md (*movv4qicc_insn+1..36): Pass
	true as ALL_REGS argument to replace_rtx.

2016-03-17  Richard Biener  <rguenther@suse.de>

	PR debug/70271
	* dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
	last.

2016-03-17  Jakub Jelinek  <jakub@redhat.com>

	PR target/70245
	* rtl.h (replace_rtx): Add ALL_REGS argument.
	* rtlanal.c (replace_rtx): Likewise.  If true, use REGNO
	equality and assert mode is the same, instead of just rtx pointer
	equality.
	* config/i386/i386.md (mov + arithmetics with load peephole): Pass
	true as ALL_REGS argument to replace_rtx.

2016-03-17  Ilya Enkovich  <enkovich.gnu@gmail.com>

	* match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
	for boolean vector with vector mode only.
	(A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.

2016-03-17  Nick Clifton  <nickc@redhat.com>

	PR target/70162
	* config/rx/rx.c (rx_print_integer): Print negative constants in
	decimal.

2016-03-17  Jakub Jelinek  <jakub@redhat.com>

	PR target/70261
	* rtlanal.c (replace_rtx): Revert 2016-03-16 change.

2016-03-16  Richard Henderson  <rth@redhat.com>
	    Richard Biener  <rguenth@suse.de>

	PR middle-end/70240
	PR middle-end/68215
	PR tree-opt/68714
	* gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
	first operand as is_gimple_condexpr.

	PR middle-end/70240
	PR middle-end/68215
	Revert r231575
	2015-12-11  Eric Botcazou  <ebotcazou@adacore.com>
	* tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
	Do not gimplify the result.
	(do_unop): Adjust call to tree_vec_extract.
	(do_binop): Likewise.
	(do_compare): Likewise.
	(do_plus_minus): Likewise.
	(do_negate): Likewise.
	(expand_vector_condition): Likewise.
	(do_cond): Likewise.

2016-03-16  Richard Henderson  <rth@redhat.com>

	PR target/70048
	* config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
	(aarch64_classify_address): Use it.
	(aarch64_legitimize_address): Force all subexpressions of PLUS
	into registers.  Simplify as (sfp+const)+reg or (reg+reg)+const.

2016-03-16  Jakub Jelinek  <jakub@redhat.com>
	    Richard Biener  <rguenth@suse.de>

	PR target/70245
	* rtlanal.c (replace_rtx): For REG, if from is a REG,
	return to even if only REGNO is equal, and assert
	mode is the same.

2016-03-11  Jeff Law  <law@redhat.com>

	PR rtl-optimization/70224
	* reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.

2016-03-16  Richard Henderson  <rth@redhat.com>

	PR middle-end/70199
	* function.h (struct function): Add has_forced_label_in_static.
	* gimplify.c (force_labels_r): Set it.
	* lto-streamer-in.c (input_struct_function_base): Read it.
	* lto-streamer-out.c (output_struct_function_base): Write it.
	* tree-inline.c (has_label_address_in_static_1): Remove.
	(copy_forbidden): Remove fndecl parameter; test
	has_forced_label_in_static.
	(inline_forbidden_p): Update call to copy_forbidden.
	(tree_versionable_function_p): Likewise.
	* ipa-chkp.c (chkp_instrumentable_p): Likewise.
	(chkp_versioning): Likewise.
	* tree-inline.h (copy_forbidden): Update decl.

2016-03-16  Marek Polacek  <polacek@redhat.com>

	PR c/70093
	* cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
	function being thunked if the result type doesn't have fixed size.
	* gimplify.c (gimplify_modify_expr): Also set LHS if the result type
	doesn't have fixed size.

2016-03-16  Bin Cheng  <bin.cheng@arm.com>

	* tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
	reporting malformed loop nest.

2016-03-16  Tom de Vries  <tom@codesourcery.com>

	PR lto/70187
	* ipa-devirt.c (possible_polymorphic_call_targets): Move
	nodes.length () == 1 test to before first nodes[0] access.

2016-03-16  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/68715
	* graphite-scop-detection.c (scop_detection::merge_sese): Add missing
	single_pred_p test.

2016-03-16  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/68809
	* graphite-scop-detection.c (same_close_phi_node): Test if result types
	are the same.

2016-03-16  Carlos O'Donell  <carlos@redhat.com>
	    Sandra Loosemore  <sandra@codesourcery.com>

	* doc/extend.texi (Common Function Attributes): Describe ifunc impact
	on leaf attribute. Mention ELF interposition problems.

2016-03-16  Alan Modra  <amodra@gmail.com>

	PR rtl-optimization/69195
	PR rtl-optimization/47992
	* ira.c (indirect_jump_optimize): Ignore artificial defs.
	Add comments.

2016-03-15  Eric Botcazou  <ebotcazou@adacore.com>

	PR bootstrap/69513
	* dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.

2016-03-15  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>

	* config/avr/avr.md (rotl<mode>3): Set mode for operand 2.

2016-03-15  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/70222
	* combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
	optimization if mode is different from result_mode, queue up masking
	of the result in outer_op.  Formatting fix.

	PR middle-end/70239
	* tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
	of safe_grow.

2016-03-15  Andrey Belevantsev  <abel@ispras.ru>

	PR rtl-optimization/69032
	* sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
	looping backwards over basic block insns.

2016-03-15  Andrey Belevantsev  <abel@ispras.ru>

	PR target/66660
	* sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
	to non-speculative when propagating trap bits.

2016-03-15  Andrey Belevantsev  <abel@ispras.ru>

	PR rtl-optimization/63384
	* sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
	DEBUG_INSN_P insns.

2016-03-15  Andrey Belevantsev  <abel@ispras.ru>

	PR target/64411
	* sched-deps.c (get_implicit_reg_pending_clobbers): New function,
	factored out from ...
	(sched_analyze_insn): ... here.
	* sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
	* sel-sched-ir.c (setup_id_implicit_regs): New function, use
	get_implicit_reg_pending_clobbers in it.
	(setup_id_reg_sets): Use setup_id_implicit_regs.
	(deps_init_id): Ditto.

2016-03-15  Tom de Vries  <tom@codesourcery.com>

	PR ipa/70161
	* cgraph.c (cgraph_node::get_body): Save, reset and restore
	dump_file_name.
	* passes.c (execute_one_ipa_transform_pass): Add missing argument to
	execute_function_dump.
	(execute_one_pass): Don't dump function if it will be dumped after ipa
	transform.

2016-03-15  Segher Boessenkool  <segher@kernel.crashing.org>

	* genrecog.c (match_pattern_2): If pred is NULL don't call
	safe_predicate_mode on it.

2016-03-14  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/70219
	* lra-constraints.c (delete_move_and_clobber): Change assertion
	to also allow dregno == 0.

2016-03-14  Richard Henderson  <rth@redhat.com>

	PR tree-opt/68714
	* tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
	(can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
	(reassociate_bb): Use optimize_vec_cond_expr; avoid
	optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
	on vectors.

2016-03-14  Bernd Schmidt  <bschmidt@redhat.com>

	PR target/70083
	* lra-lives.c (process_bb_lives): Also update biggest mode for hard
	regs.
	(lra_create_live_ranges_1): initialize hard register biggest_mode to
	VOIDmode.
	* lra-constraints.c (split_reg): For hard regs, try to find the
	biggest single-register mode used in the function.

2016-03-14  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56365
	* tree-ssa-phiopt.c (minmax_replacement): Handle alternate
	constants to compare against.

2016-03-14  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/70098
	* config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
	*ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
	(define_split for the GPR case): Use int_reg_operand instead of
	gpc_reg_operand for the output.

2016-03-14  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/70045
	* graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
	create_empty_if_region_on_edge argument.

2016-03-13  Eric Botcazou  <ebotcazou@adacore.com>

	* config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
	(STACK_CHECK_PROTECT): Likewise.
	* config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
	(STACK_CHECK_PROTECT): Likewise.
	* config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
	(STACK_CHECK_PROTECT): Likewise.
	* config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
	* config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
	(STACK_CHECK_PROTECT): Likewise.

2016-03-12  Andrey Belevantsev  <abel@ispras.ru>

	PR rtl-optimization/69307
	* sel-sched.c (choose_best_pseudo_reg): Properly check for hard
	registers in modes that span more than one register.

2016-03-12  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/69614
	* lra-constraints.c (delete_move_and_clobber): New.
	(remove_inheritance_pseudos): Use it.

2016-03-12  Eric Botcazou  <ebotcazou@adacore.com>

	PR ada/70017
	* calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
	the libcall is LCT_THROW.
	* explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
	for the checking routine.

2016-03-11  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/70131
	* config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
	optimization if we have direct move.
	(roundu32<mode>2_fprs): Likewise.

2016-03-11  Bernd Schmidt  <bschmidt@redhat.com>

	PR target/70123
	* lra-remat.c (operand_to_remat): Disallow hard regs in the value t
	be rematerialized.
	(reg_overlap_for_remat_p): Renamed from input_regno_present_p.
	Arguments swapped.  All callers changed.  Take reg_renumber into
	account, and Calculate and compare register ranges for hard regs.

2016-03-11  Jeff Law  <law@redhat.com>

	PR tree-optimization/70190
	* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
	Handle cases where we can not extract the taken edge, even though we
	found a constant value.

	PR tree-optimization/64058
	* tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
	(num_coalesce_pairs): Move up earlier in file.
	(find_coalesce_pair): Initialize the INDEX field for each pair
	discovered.
	(compare_pairs): No longer sort on the elements in each pair.
	Instead break ties with the index of the coalesce pair.

2016-03-11  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/70002
	* config/aarch64/aarch64-protos.h
	(aarch64_save_restore_target_globals): New prototype.
	* config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
	Call the above when popping pragma.
	* config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
	New function.
	(aarch64_set_current_function): Rewrite using the above.

2016-03-11  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/70177
	* gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
	(extract_ops_from_tree): ... this.  In the 2 argument
	overload remove _1 suffix.
	* gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
	(extract_ops_from_tree): ... this.
	* gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
	Adjust callers.
	* tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
	* tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
	extract_ops_from_tree instead of 2 operand one.

2016-03-11  Alan Lawrence  <alan.lawrence@arm.com>

	PR tree-optimization/70013
	* tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
	for constant-pool entries.

2016-03-11  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/70174
	* expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
	followed by gen_lowpart on force_reg instead of just gen_lowpart.

	PR tree-optimization/70169
	* tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
	LABEL_DECL like VAR_DECL.  Emit nothing instead of gcc_unreachable
	for unknown codes.

2016-03-11  Ilya Enkovich  <enkovich.gnu@gmail.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR target/70160
	* config/i386/i386.c (scalar_chain::convert_reg): Skip uses
	of uninitialized values.

2016-03-11  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md ("trunctddd2"): Turn former define_insn into
	define_expand.
	("*trunctddd2"): New pattern definition.
	("trunctdsd2"): Set prep_for_short_prec rounding mode for the
	TD->DD truncation.

2016-03-11  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
	definitions for BFP and DFP rounding modes.
	("fixuns_truncdddi2", "fixuns_trunctddi2")
	("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
	("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
	("fix_trunctf<mode>2"): Use the new constants instead of magic
	numbers.

2016-03-11  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/constraints.md: Adjust comment.
	("Y"): Adjust comment.  Rename s390_decompose_shift_count to
	s390_decompose_addrstyle_without_index.
	* config/s390/predicates.md (shift_count_or_setmem_operand):
	Rename to setmem_operand.
	* config/s390/s390-protos.h
	(s390_decompose_shift_count): Rename to
	s390_decompose_addrstyle_without_index.
	* config/s390/s390.c (s390_decompose_shift_count)
	(s390_mem_constraint, print_shift_count_operand)
	(print_operand_address, print_operand): Rename
	s390_decompose_shift_count to
	s390_decompose_addrstyle_without_index and rename
	print_shift_count_operand to print_addrstyle_operand troughout the
	file.
	* config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
	("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
	Rename shift_count_or_setmem_operand to setmem_operand.
	* config/s390/vx-builtins.md ("vec_insert<mode>")
	("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
	nonmemory_operand.

2016-03-10  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

	PR target/70168
	* config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
	Handle overlapping retval and newval.

2016-03-10  Nick Clifton  <nickc@redhat.com>

	PR target/7044
	* config/aarch64/aarch64.c
	(aarch64_override_options_after_change_1): When forcing
	flag_omit_frame_pointer to be true, use a special value that can
	be detected if this function is called again, thus preventing
	flag_omit_leaf_frame_pointer from being forced to be false.

2016-03-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* common/config/aarch64/aarch64-common.c (aarch64_handle_option):
	Set x_flag_omit_leaf_frame_pointer when handling
	-momit-leaf-frame-pointer.

2016-03-10  Jan Hubicka  <hubicka@ucw.cz>

	PR lto/69589
	* cgraph.c (cgraph_node::dump): Dump split_part and
	indirect_call_target.
	* cgraph.h (cgraph_node): Add indirect_call_target flag.
	* ipa.c (has_addr_references_p): Cleanup.
	(is_indirect_call_target_p): New.
	(walk_polymorphic_call_targets): Do not mark virtuals that may be
	called indirectly as local.
	(symbol_table::remove_unreachable_nodes): Compute indirect_call_target.

2016-03-10  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/69630
	* ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
	on cxa_pure_virtual.

2016-03-10  Jan Hubicka  <hubicka@ucw.cz>

	PR lto/69589
	* tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.

2016-03-10  Jan Hubicka  <hubicka@ucw.cz>

	PR lto/69589
	* tree.c (need_assembler_name_p): Only record main variant type names.

2016-03-10  Christophe Lyon  <christophe.lyon@linaro.org>

	PR target/70113.
	* config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
	Always define to 0 or 1.
	(TARGET_FIX_ERR_A53_843419): New macro.
	* config/aarch64/aarch64-elf-raw.h
	(TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
	* config/aarch64/aarch64-linux.h: Likewise.
	* config/aarch64/aarch64.c
	(aarch64_override_options_after_change_1): Do not default
	aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
	843419 is on.
	(aarch64_attributes): Handle fix-cortex-a53-843419.
	(aarch64_can_inline_p): Likewise.
	* config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.

2016-03-10  Alan Lawrence  <alan.lawrence@arm.com>
	Jakub Jelinek <jakub@redhat.com>

	* common.opt (funconstrained-commons, flag_unconstrained_commons): New.
	* tree.c (array_at_struct_end_p): Do not limit to size of decl for
	DECL_COMMONS if flag_unconstrained_commons is set.
	* tree-dfa.c (get_ref_base_and_extent): Likewise.
	* doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
	(funconstrained-commons): Document.

2016-03-10  Christophe Lyon  <christophe.lyon@linaro.org>

	* config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
	aarch64-fusion-pairs.def and aarch64-tuning-flags.def

2016-03-10  Ilya Enkovich  <enkovich.gnu@gmail.com>

	* tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
	has a proper number of elements.

2016-03-10  Alan Modra  <amodra@gmail.com>

	PR rtl-optimization/69195
	PR rtl-optimization/47992
	* ira.c (recorded_label_ref): Delete.
	(update_equiv_regs): Return void.
	(indirect_jump_optimize): New function.
	(ira): Call indirect_jump_optimize and delete_trivially_dead_insns
	before regstat_compute_ri.  Don't rebuild_jump_labels here.
	Delete update_regstat.

2016-03-10  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70128
	* tree-ssa-structalias.c (set_uids_in_ptset): Set
	vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.

2016-03-09  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/70152
	* tree-sra.c (replace_removed_params_ssa_names): Copy over
	SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.

	PR target/70086
	* config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
	instead of gen_sse2_loadlpd.
	* config/i386/sse.md (*vec_concatv2df): Rename to...
	(vec_concatv2df): ... this.

	PR tree-optimization/70127
	* fold-const.c (operand_equal_p): Revert the 2015-10-28 change.

2016-03-09  David Malcolm  <dmalcolm@redhat.com>

	PR c/68473
	PR c++/70105
	* diagnostic-show-locus.c (compatible_locations_p): New function.
	(layout::layout): Sanitize ranges using compatible_locations_p.

2016-03-09  David Malcolm  <dmalcolm@redhat.com>

	PR c/68473
	PR c++/70105
	* diagnostic-show-locus.c (layout_range::layout_range): Replace
	location_range param with three const expanded_locations * and a
	bool.
	(layout::layout): Replace call to
	rich_location::lazily_expand_location with get_expanded_location.
	Extract the range and perform location expansion here, passing
	the results to the layout_range ctor.
	* diagnostic.c (source_range::debug): Delete.
	* diagnostic.h (diagnostic_expand_location): Reimplement in terms
	of rich_location::get_expanded_location.
	* gcc-rich-location.c (get_range_for_expr): Delete.
	(gcc_rich_location::add_expr): Reimplement to avoid the
	rich_location::add_range overload that took a location_range,
	passing a location_t instead.

2016-03-09  Richard Biener  <rguenther@suse.de>
	Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/70138
	* tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
	Also skip vect_double_reduction_def.

2016-03-09  Jakub Jelinek  <jakub@redhat.com>

	PR target/70049
	* config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
	if the operand is "m".

2016-03-09  Nathan Sidwell  <nathan@acm.org>

	* config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.

2016-03-09  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>

	* config/i386/i386.c (processor_target_table): Fix cost table
	intialization order for znver1.

2016-03-08  Jakub Jelinek  <jakub@redhat.com>

	* ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
	- becuase -> because.
	* ipa-reference.c (ignore_module_statics): Likewise.
	* cgraph.c (cgraph_node::get_body): Likewise.
	* ipa-inline.c (early_inliner): Likewise.
	* ipa-devirt.c (types_same_for_odr): Likewise.
	* tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
	* config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.

2016-03-08  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* tree-ssa-math-opts.c: Fix typo in comment.

2016-03-08  Jakub Jelinek  <jakub@redhat.com>

	PR target/70110
	* config/i386/i386.c (scalar_chain::make_vector_copies,
	scalar_chain::convert_reg): Call end_sequence in between
	get_insns and emit_conversion_insns rather than after both
	calls.

2016-03-07  Uros Bizjak  <ubizjak@gmail.com>

	PR target/70064
	* config/i386/i386.h (machine_function): Add
	pc_thunk_call_expanded flag.
	(ix86_pc_thunk_call_expanded): New define.
	* config/i386/i386.md (set_got, set_got_labelled): New expanders.
	(*set_got): Rename insn pattern from set_got.
	(*set_got_labelled): Rename inst pattern from set_got_labelled.
	* config/i386/i386.c (ix86_compute_frame_layout): Use
	ix86_pc_thunk_call_expanded to prevent red-zone.

2016-03-07  Martin Jambor  <mjambor@suse.cz>

	* hsa.h (hsa_get_ctor_statements): Declare.
	(hsa_get_dtor_statements): Likewise.
	(hsa_get_kernel_dispatch_type): Likewise.
	* hsa.c (hsa_get_ctor_statements): New function.
	(hsa_get_dtor_statements): Likewise.
	(hsa_get_kernel_dispatch_type): Likewise.
	* hsa-brig.c (hsa_cdtor_statements): Removed.
	(hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
	hsa_get_dtor_statements.
	* hsa-gen.c (hsa_kernel_dispatch_type): Removed.
	(get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.

2016-03-07  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	* config/arm/arm-cores.def (cortex-r8): New.
	* config/arm/arm-tables.opt (cortex-r8): Regenerate.
	* config/arm/arm-tune.md: Likewise.
	* doc/invoke.texi: Add cortex-r8 to list of cpu values.

2016-03-07  Martin Sebor  <msebor@redhat.com>

	PR rtl-optimization/19705
	* doc/invoke.texi (Options That Control Optimization): Clarify
	-fno-branch-count-reg.

2016-02-26  Richard Biener  <rguenther@suse.de>
	    Jeff Law  <law@redhat.com>

	PR tree-optimization/69740
	* cfghooks.c (remove_edge): Request loop fixups if we delete
	an edge that might turn an irreducible loop into a natural
	loop.
	* cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
	Move after definition of loops_state_clear.

2016-03-07  Bin Cheng  <bin.cheng@arm.com>

	PR rtl-optimization/69052
	* rtlanal.c (commutative_operand_precedence): Set higher precedence
	to CONST_WIDE_INT.

2016-03-07  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/70116
	* tree-ssa-tail-merge.c	(merge_stmts_p): New function, handling
	is_tm_ending stmts and ubsan/asan internal functions.
	(find_duplicate): Use it.  Don't test is_tm_ending here.

2016-03-07  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70115
	* tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
	(propagate_constants_for_unrolling): Use replace_uses_by.

2016-03-07  Nathan Sidwell  <nathan@codesourcery.com>

	PR middle-end/69916
	* omp-low.c (struct oacc_loop): Add ifns.
	(new_oacc_loop_raw): Initialize it.
	(finish_oacc_loop): Clear mask & flags if no ifns.
	(oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
	(oacc_loop_xform_loop): Add ifns arg & adjust.
	(oacc_loop_process): Adjust oacc_loop_xform_loop call.

2016-03-07  Richard Henderson  <rth@redhat.com>

	PR rtl-opt/70061
	* tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
	(insert_value_copy_on_edge): Likewise.

2016-03-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm_neon.h: Show error if using with soft-float ABI.

2016-03-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR target/62281
	* config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.

2016-03-05  Venkataramanan Kumar  <Venkataramanan.kumar@amd.com>

	* config/i386/i386.c (znver1_cost): Fix Multiply cost.

2016-03-05  Venkataramanan Kumar  <Venkataramanan.kumar@amd.com>

	Fix sseimul type attribute.
	* config/i386/znver1.md
	(znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
	znver1_sseimul_avx256_load) : Fix the type attribute.
	(znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
	pipe usage and latency.

2016-03-05  Jakub Jelinek  <jakub@redhat.com>

	PR c++/70084
	* tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
	of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
	to the right type.

2016-03-04  Bernd Schmidt  <bschmidt@redhat.com>

	PR c/69973
	* targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.

	PR rtl-optimization/69941
	* postreload.c (reload_combine_recognize_pattern): Ensure all uses of
	the reg share its mode.

2016-03-04  Jeff Law  <law@redhat.com>

	PR tree-optimization/69196
	* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
	If the both SSA_NAMEs are anonymous, then consider them unassociated
	and include the PHI in the statement count.

2016-03-05  Tom de Vries  <tom@codesourcery.com>

	* omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
	construct in oacc routine.  Check for oacc region in oacc routine.

2016-03-04  Jakub Jelinek  <jakub@redhat.com>

	PR target/70062
	* config/i386/i386.c (decide_alg): Add RECUR argument.  Revert
	2016-02-22 changes, instead don't recurse if RECUR is already true.
	Don't change *dynamic_check if RECUR.  Adjust recursive caller
	to pass true to the new argument.
	(ix86_expand_set_or_movmem): Adjust decide_alg caller.

	PR target/70059
	* config/i386/sse.md (vec_set_lo_<mode><mask_name>,
	<extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
	fixes.
	(vec_set_hi_<mode><mask_name>): Likewise.  Swap VEC_CONCAT operands.

2016-03-04  Bernd Schmidt  <bschmidt@redhat.com>

	PR rtl-optimization/57676
	* lra-assigns.c (lra_assign): Guard test for maximum iterations
	with flag_checking.

2016-03-04  Ilya Enkovich  <enkovich.gnu@gmail.com>

	* tree-vect-patterns.c (search_type_for_mask): Handle
	comparison of booleans.

2016-03-04  Jakub Jelinek  <jakub@redhat.com>

	* doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
	Fix @xref usage.

	PR debug/69947
	* dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
	all other ops that have dw_val_class_die_ref operands,
	and DW_OP_GNU_entry_value.

2016-03-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR rtl-optimization/69904
	* config/arm/arm.c (arm_cannot_copy_insn_p):
	Return true for load-exclusive instructions.

2016-03-03  Jakub Jelinek  <jakub@redhat.com>

	PR target/70021
	* tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
	argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
	the pattern no matter if it is used just by non-pattern, pattern
	or mix thereof.
	(process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
	* tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
	oprnd1 def_stmt is in pattern, don't look through it.

2016-03-03  Marek Polacek  <polacek@redhat.com>

	PR middle-end/70050
	* match.pd (X % -Y): Add INTEGRAL_TYPE_P check.

2016-03-03  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/70043
	* tree-vect-loop.c (optimize_mask_stores): Move iterator to
	previous statement if we see a debug statement.

2016-03-03  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/55936
	* tree-vrp.c (compare_name_with_value): Add use_equiv_p
	parameter and guard unsafe equivalence use.
	(vrp_evaluate_conditional_warnv_with_ops): Always use
	safe equivalences but not via the quadratic compare_names
	helper.

2016-03-03  Michael Collison  <michael.collison@linaro.org>

	PR target/70014
	* config/arm/arm.md (*subsi3_carryin_const): Change predicate
	for operand 1 to s_register_operand. Change predicate for operand
	2 to arm_not_immediate_operand.

2016-03-02  H.J. Lu  <hongjiu.lu@intel.com>

	* doc/tm.texi: Regenerated.

2016-03-02  Richard Henderson  <rth@redhat.com>

	PR rtl-opt/67145
	* simplify-rtx.c (simplify_plus_minus): Allow reassoc without
	simplification when all args are positive non-fixed registers.

2016-03-02  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	* target.def (lra_p): Specify that new ports should use LRA.

2016-03-02  Jakub Jelinek  <jakub@redhat.com>

	PR libgomp/69555
	* gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
	gimplify_type_sizes the type they refer to.
	(omp_notice_variable): Handle reference vars to VLAs.
	* omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
	reference to VLA decls in the second pass instead of first pass.

2016-03-02  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/68659
	* graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
	new_expr == NULL_TREE.
	(get_new_name): Handle ADDR_EXPR.

2016-03-02  Bin Cheng  <bin.cheng@arm.com>

	PR rtl-optimization/69052
	* loop-invariant.c (canonicalize_address): New function.
	(inv_can_prop_to_addr_use): Check validity of address expression
	which is canonicalized by above function.

2016-03-02  Alan Modra  <amodra@gmail.com>

	PR ipa/69990
	* ipa-icf.c (sem_variable::merge): Do not merge an alias with
	larger alignment.

2016-03-02  Jakub Jelinek  <jakub@redhat.com>

	PR target/70028
	* config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
	(*movhi_internal): Put mask moves from and to memory separately
	from moves from/to GPRs.

2016-03-02  Richard Biener  <rguenther@suse.de>

	* genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
	GENERIC expressions in GIMPLE.

2016-03-02  Richard Biener  <rguenther@suse.de>

	* config/i386/i386.c (type_natural_mode): Fix typo.

2016-03-02  Nick Clifton  <nickc@redhat.com>

	* config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.

2016-03-02  Richard Biener  <rguenther@suse.de>
	    Uros Bizjak  <ubizjak@gmail.com>

	PR target/67278
	* config/i386/i386.c (type_natural_mode): Handle XFmode vectors.

2016-03-02  Richard Biener  <rguenther@suse.de>

	PR middle-end/67278
	* tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.

2016-03-02  Marek Polacek  <polacek@redhat.com>

	PR c/67854
	* gimplify.c (gimplify_va_arg_expr): Use expanded location for the
	"is promoted to" warning.

2016-03-01  DJ Delorie  <dj@redhat.com>

	* config.gcc: Deprecate mep-*.

2016-03-01  Vladimir Makarov  <vmakarov@redhat.com>

	PR middle-end/70025
	* lra-constraints.c (regno_val_use_in): New.
	(match_reload): Use it instead of regno_use_in.

2016-03-01  Eric Botcazou  <ebotcazou@adacore.com>

	PR rtl-optimization/70007
	* gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
	references present in REG_EQUAL notes attached to non-SET patterns.

2016-03-01  Jeff Law  <law@redhat.com>

	PR tree-optimization/69196
	* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
	Appropriately clamp the number of statements to copy when the
	thread path does not traverse a loop backedge.

	PR tree-optimization/69196
	* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
	Do count some PHIs in the thread path against the insn count.  Decrease
	final statement count by one as the control statement in the last
	block will get removed.  Remove special cased code for handling PHIs
	in the last block.

2016-03-01  Uros Bizjak  <ubizjak@gmail.com>

	PR target/70027
	* config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
	asm dialect alternatives to explicit GOTPCREL calls.

2016-03-01  Eric Botcazou  <ebotcazou@adacore.com>

	PR ada/70017
	* ira.c (do_reload): Issue warning for generic stack checking here...
	* reload1.c (reload): ...instead of here and streamline it.

2016-03-01  Nick Clifton  <nickc@redhat.com>

	* config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.

2016-03-01  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69983
	* tree-chrec.c (eq_evolutions_p): Handle conversions, compare
	types and fall back to operand_equal_p.

2016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	Revert
	2016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/constraints.md ("jm8"): New constraint.
	* config/s390/predicates.md ("const_int_8bitset_operand"): New
	predicate.
	* config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
	into ...
	("*setmem_long<setmem_and>"): New pattern.
	("*setmem_long_31z", "*setmem_long_and_31z"): Merge
	into ...
	("*setmem_long_31z<setmem_and>"): New pattern.
	* config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
	New substitution rules with the required attributes.


2016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	Revert
	2016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* gensupport.c (process_substs_on_one_elem): Split loop to
	complete mark_operands_used_in_match_dup on all expressions in the
	vector first.
	(adjust_operands_numbers): Inline into process_substs_on_one_elem
	and remove function.

2016-03-01  Richard Biener  <rguenther@suse.de>

	PR middle-end/70022
	* fold-const.c (fold_indirect_ref_1): Fix range checking for
	vector BIT_FIELD_REF extract.

2016-03-01  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69994
	* tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.

2016-03-01  Ilya Enkovich  <enkovich.gnu@gmail.com>

	PR tree-optimization/69956
	* tree-vect-stmts.c (supportable_widening_operation): Support
	multi-step conversion of boolean vectors.
	(supportable_narrowing_operation): Likewise.

2016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_decompose_address): Don't accept SImode
	anymore.

2016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/subst.md (DSI_VI): New mode iterator.
	("addr_style_op_subst"): Use DSI_VI instead of DSI.
	* config/s390/vector.md ("vec_set<mode>"): Move expander before
	the insn definition.
	("*vec_set<mode>"): Change predicate and add alternative to
	support only either register or const_int operands as element
	selector.
	("*vec_set<mode>_plus"): New pattern to support reg + const_int
	operands.
	("vec_extract<mode>"): New expander.
	("*vec_extract<mode>"): New insn definition supporting reg and
	const_int element selectors.
	("*vec_extract<mode>_plus"): New insn definition supporting
	reg+const_int element selectors.
	("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
	following expander+insn definition.
	("<vec_shifts_name><mode>3"): New expander.
	("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.

2016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md ("*tabort_1"): Change predicate to
	nonmemory_operand.  Add a second alternative to cover
	register as well as const int operands.
	("*tabort_1_plus"): New pattern definition.

2016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md ("*ashrdi3_cc_31")
	("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
	("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
	Merge insn definitions into ...
	("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
	New pattern definition.
	("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
	("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
	("*ashr<mode>3_and"): Merge insn definitions into ...
	("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
	New pattern definition.
	* config/s390/subst.md ("addr_style_op_cc_subst")
	("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
	substitutions patterns plus attributes.
	Add ashiftrt to SUBST iterator.

2016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md ("<shift><mode>3"): Change predicate of
	op2 to nonmemory_operand.
	("*<shift>di3_31", "*<shift>di3_31_and"):
	Merge into single pattern definition ...
	("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
	("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
	pattern definition ...
	("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
	* config/s390/subst.md: Add ashift and lshiftrt to SUBST
	iterator.

2016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/predicates.md (const_int_6bitset_operand): New
	predicate.
	* config/s390/s390.md: Include subst.md.
	("rotl<mode>3"): New expander.
	("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
	...
	("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
	* config/s390/subst.md: New file.

2016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md ("op_type", "atype", "length" attributes):
	Remove RRR type.  It doesn't really exist.
	("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
	attributes.
	("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
	("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
	("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
	("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
	("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
	("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
	`enabled' attribute.

2016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* gensupport.c (process_substs_on_one_elem): Split loop to
	complete mark_operands_used_in_match_dup on all expressions in the
	vector first.
	(adjust_operands_numbers): Inline into process_substs_on_one_elem
	and remove function.

2016-02-29  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/69706
	* config/sparc/sparc.c (NWORDS_UP): Rename to...
	(CEIL_NWORDS): ...this.  Use CEIL macro.
	(compute_fp_layout): Adjust to above renaming.
	(function_arg_union_value): Likewise.
	(sparc_arg_partial_bytes): Likewise.
	(sparc_function_arg_advance): Likewise.

2016-02-29  Jeff Law  <law@redhat.com>

	PR tree-optimization/70005
	* tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
	where an object with a boolean range is compared against a value
	outside [0..1].

	PR tree-optimization/69999
	* gimple-ssa-split-paths.c (split_paths): When duplicating a block
	with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
	loop cleanups.

2016-02-29  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69994
	* tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
	(get_unary_op): Look through nop conversions.
	(ops_equal_values_p): New function, look for equality diregarding
	nop conversions.
	(eliminate_plus_minus_pair): Use ops_equal_values_p
	(repropagate_negates): Do not use get_unary_op here.

2016-02-29  Martin Liska  <mliska@suse.cz>

	* system.h: Poison ENABLE_CHECKING macro.

2016-02-29  Martin Liska  <mliska@suse.cz>

	* hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
	is presented in dump flags.
	* hsa-regalloc.c (linear_scan_regalloc): Likewise.
	(hsa_regalloc): Likewise.

2016-02-19  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69980
	* tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
	permutation of those we need to keep.

2016-02-29  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/69706
	* config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
	(NWORDS_UP): ...this
	(init_cumulative_args): Minor tweaks.
	(sparc_promote_function_mode): Likewise.
	(scan_record_type): Delete.
	(traverse_record_type): New function template.
	(classify_data_t): New structure type.
	(classify_registers): New inline function.
	(function_arg_slotno): In 64-bit mode, bail out early if FP slots are
	exhausted.  Instantiate traverse_record_type on classify_registers and
	deal with the case of a structure passed in slot #15 with no FP field
	in the first word.
	(assign_data_t): New structure type.
	(compute_int_layout): New static function.
	(compute_fp_layout): Likewise.
	(count_registers): New inline function.
	(assign_int_registers): New static function.
	(assign_fp_registers): Likewise.
	(assign_registers): New inline function.
	(function_arg_record_value_1): Delete.
	(function_arg_record_value_2): Likewise.
	(function_arg_record_value_3): Likewise.
	(function_arg_record_value): Adjust to above changes.  Instantiate
	traverse_record_type on count_registers to first count the number of
	registers to be used and then on assign_registers to assign them.
	(function_arg_union_value): Adjust to above renaming.
	(sparc_function_arg_1); Minor tweaks.  Remove commented out code.
	(sparc_arg_partial_bytes): Adjust to above renaming.  Deal with the
	case of a structure passed in slot #15
	(sparc_function_arg_advance): Likewise.
	(function_arg_padding): Minor tweak.

2016-02-29  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69720
	* tree-vect-loop.c (get_initial_def_for_reduction): Avoid
	the adjustment_def path for possibly vectorized defs.
	(vect_create_epilog_for_reduction): Handle vectorized initial
	defs properly.

2016-02-28  Eric Botcazou  <ebotcazou@adacore.com>

	* config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.

2016-02-27  Jeff Law  <law@redhat.com>

	Revert
	2016-02-26  Richard Biener  <rguenther@suse.de>
		    Jeff Law  <law@redhat.com>

	PR tree-optimization/69740
	* cfghooks.c (remove_edge): Request loop fixups if we delete
	an edge that might turn an irreducible loop into a natural
	loop.

2016-02-27  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/69896
	* tree-vect-generic.c (get_compute_type): Avoid single element
	vector types.

2016-02-26  Evandro Menezes  <e.menezes@samsung.com>

	Rename the AArch64 tuning option and related functions to enable the
	Newton series for the reciprocal square root to reflect its
	approximative characteristic.

	* config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
	function to "aarch64_emit_approx_rsqrt".
	* config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
	AARCH64_EXTRA_TUNE_APPROX_RSQRT.
	* config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
	(xgene1_tunings): Likewise.
	(use_rsqrt_p): Likewise.
	(aarch64_emit_swrsqrt): Use new function name.
	* config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
	* config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
	text explaining this option.
	* doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.

2016-02-26  Jakub Jelinek  <jakub@redhat.com>

	PR target/69969
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
	complain about -mallow-movmisalign without -mvsx if
	TARGET_ALLOW_MOVMISALIGN was not set explicitly.

2016-02-26  Joel Sherrill  <joel@rtems.org>

	* config.gcc: Add x86_64-*-rtems*.
	* config/i386/rtems-64.h: New file.

2016-02-26  Joel Sherrill  <joel@rtems.org>

	* config.gcc: Add aarch64-*-rtems*.
	* config/aarch64/rtems.h: New file.

2016-02-26  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/69946
	* config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
	shift amount using %h.  Add comment.

2016-02-26  Richard Biener  <rguenther@suse.de>
	    Jeff Law  <law@redhat.com>

	PR tree-optimization/69740
	* cfghooks.c (remove_edge): Request loop fixups if we delete
	an edge that might turn an irreducible loop into a natural
	loop.

2016-02-26  Martin Jambor  <mjambor@suse.cz>

	PR middle-end/69920
	* tree-sra.c (sra_modify_assign): Do not remove loads of
	uninitialized aggregates to SSA_NAMEs.

2016-02-26  Richard Henderson  <rth@redhat.com>

	PR target/69709
	* config/s390/s390.md (risbg and risbgn splitters): Allocate new
	pseudo in case the target rtx matches the source of the left
	shift.

2016-02-26  Martin Jambor  <mjambor@suse.cz>

	PR hsa/69568
	* hsa.h (hsa_type_packed_p): Declare.
	* hsa.c (hsa_type_packed_p): New function.
	* hsa-gen.c (mem_type_for_type): Use unsigned type for packed
	loads.
	(gen_hsa_insns_for_store): Use hsa_type_packed_p.
	* hsa-brig.c (emit_basic_insn): Likewise.

2016-02-26  Martin Jambor  <mjambor@suse.cz>

	pr hsa/69674
	* hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
	pointers.
	(gen_hsa_addr): Allow integer constants in TMR_INDEX2.

2016-02-26  Martin Jambor  <mjambor@suse.cz>

	* hsa.h (is_a_helper): New overload for hsa_op_immed for
	hsa_op_with_type operands.
	(hsa_unsigned_type_for_type): Declare.
	* hsa.c (hsa_unsigned_type_for_type): New function.
	* hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
	(gen_hsa_insns_for_operation_assignment): Satisfy constrains of
	the finalizer.  Do not emit extra move.

2016-02-26  Martin Jambor  <mjambor@suse.cz>

	* hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
	atomic operations in private segment.

2016-02-26  Martin Jambor  <mjambor@suse.cz>

	* omp-low.c (grid_find_ungridifiable_statement): Store problematic
	statements to wi->info.  Also disallow omp simd constructs.
	(grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
	for not gridifying.  Dump special string for omp_for.

2016-02-26  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/69245
	* config/aarch64/aarch64.c (aarch64_set_current_function):
	Save/restore target globals when switching to
	target_option_default_node.

2016-02-26  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/69613
	* config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
	Return 0 if !SHIFT_COUNT_TRUNCATED.

2016-02-26  Jakub Jelinek  <jakub@redhat.com>
	    Eric Botcazou  <ebotcazou@adacore.com>

	PR rtl-optimization/69891
	* dse.c (scan_insn): If we can't figure out memset arguments
	or they are non-constant, call clear_rhs_from_active_local_stores.

2016-02-26  Martin Liska  <mliska@suse.cz>

	* doc/extend.texi: Mention clog10, clog10f an clog10l
	in Builtins section.

2016-02-26  Martin Liska  <mliska@suse.cz>

	* dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
	CHECKING_P.
	(resolve_args_picking_1): Likewise.
	* dwarf2out.h (struct GTY): Likewise.

2016-02-26  Martin Liska  <mliska@suse.cz>

	* hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
	with flag_checking.
	* hsa-regalloc.c (linear_scan_regalloc): Likewise.

2016-02-26  Markus Trippelsdorf  <markus@trippelsdorf.de>
	    Martin Liska  <mliska@suse.cz>

	* doc/install.texi: Mention --enable-valgrind-annotations.

2016-02-26  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69551
	* tree-ssa-structalias.c (get_constraint_for_ssa_var): When
	looking through aliases adjust DECL_PT_UID to refer to the
	ultimate alias target.

2016-02-25  Martin Liska  <mliska@suse.cz>

	PR middle-end/69919
	* alloc-pool.c (after_memory_report): New variable.
	* alloc-pool.h (base_pool_allocator ::release): Do not use
	the infrastructure if after_memory_report.
	* toplev.c (toplev::main): Mark after memory report.

2016-02-25  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/48795
	* tree-vrp.c (check_array_ref): Use array_at_struct_end_p.

2016-02-25  Ilya Verbin  <ilya.verbin@intel.com>

	PR driver/68463
	* config/gnu-user.h (CRTOFFLOADBEGIN): Define.  Add crtoffloadbegin.o if
	offloading is enabled and -fopenacc or -fopenmp is specified.
	(CRTOFFLOADEND): Likewise.
	(GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
	(GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
	* lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
	(offload_objects_file_name): New static var.
	(tool_cleanup): Remove offload_objects_file_name file.
	(find_offloadbeginend): Replace with ...
	(find_crtoffloadtable): ... this.
	(run_gcc): Remove offload_argc and offload_argv.
	Get offload_objects_file_name from -foffload-objects=... option.
	Read names of object files with offload from this file, pass them to
	compile_images_for_offload_targets.  Don't call find_offloadbeginend and
	don't pass offloadbegin and offloadend to the linker.  Don't pass
	offload non-LTO files to the linker, because now they're not claimed.

2016-02-25  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/69630
	* ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
	on builtin_unreachable.

2016-02-25  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/69896
	* regcprop.c: Include cfgrtl.h.
	(copyprop_hardreg_forward_1): If noop_p insn uses narrower
	than remembered mode, either delete it (if noop_move_p), or
	treat like copy_p but not noop_p instruction.

2016-02-24  Jakub Jelinek  <jakub@redhat.com>

	PR debug/69705
	* dwarf2out.c (gen_variable_die): Work around buggy LTO
	- allow NULL decl for Fortran DW_TAG_common_block variables.

2016-02-24  Jason Merrill  <jason@redhat.com>

	* common.opt (flifetime-dse): Add -flifetime-dse=1.

2016-02-24  Richard Biener  <rguenther@suse.de>
	    Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/69760
	* tree-scalar-evolution.c (interpret_rhs_expr): Re-write
	conditionally executed ops to well-defined overflow behavior.

2016-02-24  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/69915
	* tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
	elements.

2016-02-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR rtl-optimization/69886
	* gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
	argument.  Use it when checking validity of set instructions.
	(want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
	(compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
	callsite.
	* rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
	* store-motion.c (find_moveable_store): Update
	can_assign_to_reg_without_clobbers_p callsite.

2016-02-24  Richard Biener  <rguenther@suse.de>

	PR middle-end/68963
	* tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
	bogus check.
	(record_nonwrapping_iv): Do not fall back to the low/high bound
	for non-constant IV bases if the stmt is not always executed.

2016-02-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm-cores.def (cortex-a32): New entry.
	* config/arm/arm-tables.opt: Regenerate.
	* config/arm/arm-tune.md: Regenerate.
	* config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
	* config/arm/t-aprofile: Handle mcpu=cortex-a32.
	* doc/invoke.texi (ARM Options): Document cortex-a32 as value
	for -mcpu and -mtune.

2016-02-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/69875
	* config/arm/arm.h (TARGET_HAVE_LPAE): Define.
	* config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
	* config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
	(atomic_loaddi_1): Delete.
	(atomic_loaddi): Rewrite expander using the above changes.

2016-02-24  Jakub Jelinek  <jakub@redhat.com>

	PR c/69918
	* params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
	2 to 3.

2016-02-24  Jakub Jelinek  <jakub@redhat.com>
	    Richard Biener  <rguenth@suse.de>

	PR middle-end/69909
	* expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
	set_mem_attributes if tem is SSA_NAME which got expanded
	as a MEM.

2016-02-24  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69907
	* tree-vect-stmts.c (vectorizable_load): Check for gaps at the
	end of permutations for BB vectorization.

2016-02-24  Christian Bruel  <christian.bruel@st.com>

	* config/arm/arm-c.c (arm_option_override): Initialize
	target_option_current_node.
	* config/arm/arm.c (arm_pragma_target_parse): Replace
	build_target_option_node call by target_option_current_node.
	Set target_option_current_node.
	Fix comments.

2016-02-23  David Edelsohn  <dje.gcc@gmail.com>

	PR target/69810
	* config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
	define_insn_and_split to define_insn.
	(zero_extendqi<mode>2_dot2): Same.
	(extendqi<mode>2_dot): Same.
	(extendqi<mode>2_dot2): Same.

2016-02-23  Evandro Menezes  <e.menezes@samsung.com>

	* config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
	and add bypass for AES{D,E} and AESMC pairs.
	* config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
	and AESMC pairs.

2016-02-23  Evandro Menezes  <e.menezes@samsung.com>

	* config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
	series for reciprocal square root in Exynos M1.

2016-02-23  Martin Sebor  <msebor@redhat.com>

	PR c/69759
	* doc/extend.texi (Other Builtins): Document __builtin_alloca and
	__builtin_alloca_with_align.

2016-02-23  Richard Henderson  <rth@redhat.com>

	* config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
	(ix86_register_pragmas): Remove __seg_tls.
	* config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
	* config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
	(ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
	(ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
	(ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
	* doc/extend.texi (__seg_tls): Remove item.

2016-02-23  Richard Biener  <rguenther@suse.de>

	* alloc-pool.h (struct allocation_object): Make id member
	conditional on CHECKING_P again.
	(get_instance): Adjust.
	(base_pool_allocator): Likewise.

2016-02-23  Thomas Schwinge  <thomas@codesourcery.com>

	* tree-parloops.c (create_parallel_loop, gen_parallel_loop)
	(parallelize_loops): In OpenACC kernels mode, set n_threads to
	zero.
	(pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
	flag_openacc.
	* tree-ssa-loop.c (gate_oacc_kernels): Likewise.

2016-02-23  Richard Biener  <rguenther@suse.de>

	* mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
	* bitmap.h (struct bitmap_usage): Likewise.
	(bitmap_move): Declare.
	* bitmap.c (register_overhead): Take size_t argument.
	(bitmap_move): New function.
	* df-problems.c (df_rd_transfer_function): Use bitmap_move
	to properly account overhead.
	* tree.c (free_node): Use tree_size.

2016-02-23  Jakub Jelinek  <jakub@redhat.com>

	PR c++/69902
	* fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
	when inverting comparison.

	PR c/69900
	* common.opt (Wunreachable-code): Add Warning flag.

2016-02-23  Mark Wielaard  <mjw@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR c/69911
	* cgraphunit.c (check_global_declaration): Check main_input_filename
	and DECL_SOURCE_FILE are not NULL.

2016-02-23  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/69666
	* tree-sra.c (sra_modify_assign): Do not attempt to create
	default_def replacements for unscalarizable regions.

2016-02-20  Mark Wielaard  <mjw@redhat.com>

	PR c/28901
	* cgraphunit.c (check_global_declaration): Check level of
	warn_unused_const_variable and main_input_filename.
	* doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
	(-Wunused-variable): For C implies -Wunused-const-variable=1.
	(-Wunused-const-variable): Explain levels 1 and 2.

2016-02-22  Jakub Jelinek  <jakub@redhat.com>

	PR target/69888
	* config/i386/i386.c (decide_alg): Ensure we don't recurse with
	identical arguments.  Formatting and spelling fixes.

	PR target/69885
	* doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
	be specified.

	PR target/69894
	PR target/69895
	* config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
	and m68k-devices.def.
	* config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
	* config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.

2016-02-22  Cesar Philippidis  <cesar@codesourcery.com>

	* config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
	and HImode registers.

2016-02-22  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69882
	* tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
	preserve permutations present because of gaps.
	(vect_supported_load_permutation_p): Always continue checking
	permutations after vect_attempt_slp_rearrange_stmts.

2016-02-22  Bin Cheng  <bin.cheng@arm.com>

	* tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
	min_profitable_estimate, rather than min_profitable_iters.

2016-02-22  Jakub Jelinek  <jakub@redhat.com>

	PR target/69885
	* config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
	SImode for last match_operand.

2016-02-22  Martin Liska  <mliska@suse.cz>

	* hsa-gen.c (gen_hsa_clrsb): In case of zero value,
	return bitsize - 1 as the return value.

2016-02-22  Oleg Endo  <olegendo@gcc.gnu.org>

	PR target/69806
	PR target/54089
	* config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
	Handle negative shift counts.
	* config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
	force_reg on the shift constant.
	(lshrsi3): Likewise.  Expand into lshrsi3_n* instead of lshrsi3_d.
	(lshrsi3_d): Handle negative shift counts.

2016-02-22  Richard Biener  <rguenther@suse.de>
	    Tom de Vries  <tom@codesourcery.com>

	* graph.c: Include dumpfile.h.
	(print_graph_cfg): Split into three overloads.
	* gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.

2016-02-22  Tom de Vries  <tom@codesourcery.com>

	* gdbhooks.py (class DumpFn): Add and instantiate, adding command
	dump-fn.

2016-02-22  Richard Biener  <rguenther@suse.de>

	PR ipa/37448
	* ipa-inline-transform.c (inline_call): When not updating
	overall summaries adjust self size by the growth estimate.
	* ipa-inline.c (inline_to_all_callers_1): Add to the callers
	hash-set, do not update overall summaries here.  Renamed from ...
	(inline_to_all_callers): ... this which is now wrapping the
	above and performing delayed overall summary update.
	(early_inline_small_functions): Delay updating of the overall
	summary.

2016-02-21  Markus Trippelsdorf  <markus@trippelsdorf.de>

	* tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
	variable.

2016-02-19  Jakub Jelinek  <jakub@redhat.com>

	PR driver/69805
	* gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
	:%* in %:gt() argument.
	(greater_than_spec_func): Adjust for expecting only numbers,
	if there are more than two numbers, compare the last two.

2016-02-19  Jonathan Wakely  <jwakely@redhat.com>

	* doc/invoke.texi (C++ Dialect Options): Clarify interaction of
	-Wnarrowing with -std.

2016-02-19  Jakub Jelinek  <jakub@redhat.com>

	PR c++/69851
	* expr.c (store_field): Don't use bit-field path if exp is
	COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
	different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
	and the assignment can be performed by bitwise copy.  Formatting
	fix.

	PR middle-end/69838
	* lra.c (lra_process_new_insns): If non-call exceptions are enabled,
	call copy_reg_eh_region_note_forward on before and/or after sequences
	and remove note from insn if it no longer can throw.

	PR target/69820
	* config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
	if TARGET_AVX512BW.

2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/vector.md: Add missing commutative operand markers
	to the patterns which qualify for one.
	* config/s390/vx-builtins.md: Likewise.

2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/vector.md (VI, VI_QHS): Add single element vector
	types to mode iterators.
	(vec_double): ... and mode attribute.
	* config/s390/vx-builtins.md (non_vec_int): Likewise.

2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
	Change the predicate of op2 from nonimmediate to general and let
	reload fix it if necessary.

2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/vecintrin.h (vec_sub_u128): Define missing macro.

2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_expand_vcond): Use the compare operand
	mode.

2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
	* config/s390/s390.c (s390_expand_vec_movstr): New function.
	* config/s390/s390.md ("movstr<P:mode>"): Call
	s390_expand_vec_movstr.

2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md: Add missing output modifier for operand 1
	to print it as address properly.

2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
	* config/s390/2964.md: New file.
	* config/s390/s390.c (s390_get_sched_attrmask): Use the right set
	of insn grouping attributes depending on the CPU level.
	(s390_get_unit_mask): New function.
	(s390_sched_score): Remove the OOO from the scheduling macros.
	Add loop to calculate a score for the instruction mix.
	(s390_sched_reorder): Likewise plus improve debug output.
	(s390_sched_variable_issue): Rename macros as above.  Calculate
	the unit distances after actually scheduling an insn.  Improve
	debug output.
	(s390_sched_init): Clear last_scheduled_unit_distance array.
	* config/s390/s390.md: Include 2964.md.

2016-02-18  Jakub Jelinek  <jakub@redhat.com>

	PR target/69671
	* config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
	*avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
	*avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
	*avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
	*avx512f_<code>v8div16qi2_mask_1): New insns.

2016-02-18  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/68404
	* config/rs6000/predicates.md (fusion_gpr_addis): Revert
	2016-02-09 change.

	* config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
	earlyclobber from target.  Use wF constraint for fused memory
	address.
	(fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.

2016-02-18  Jakub Jelinek  <jakub@redhat.com>
	    Martin Liska  <mliska@suse.cz>

	PR sanitizer/69863
	* cfgexpand.c (asan_sanitize_stack_p): New function.
	(partition_stack_vars): Use the function.
	(expand_stack_vars): Likewise.
	(defer_stack_allocation): Likewise.
	(expand_used_vars): Likewise.

2016-02-18  Richard Biener  <rguenther@suse.de>

	PR middle-end/69553
	* fold-const.c (operand_equal_p): Properly compare offsets for
	IMAGPART_EXPR and ARRAY_REF.

2016-02-18  Nick Clifton  <nickc@redhat.com>

	PR target/62254
	PR target/69610
	* config/arm/arm.c (arm_option_override_internal): Disable
	interworking if the target does not support thumb instructions.
	(arm_reload_in_hi): Handle the case where a register to register
	move needs reloading because there is no simple pattern to handle
	it.
	(arm_reload_out_hi): Likewise.

2016-02-18  Richard Biener  <rguenther@suse.de>

	PR middle-end/69854
	* match.pd: Don't use fold_binary or fold_unary for folding
	constants.

2016-02-17  Jakub Jelinek  <jakub@redhat.com>

	PR c++/69850
	* gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
	on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
	* gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
	warn on gimple_no_warning_p statements.

2016-02-17  Jonathan Wakely  <jwakely@redhat.com>

	* doc/extend.texi (C++ Attributes): Correct description of
	warn_unused type attribute.

2016-02-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
	correct instruction.

2016-02-17  Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/69609
	* bb-reorder.c (struct bbro_basic_block_data): Add priority member.
	(find_traces_1_round): When ending a trace update cached priority
	of successors.
	(bb_to_key): Use cached priority when available.
	(copy_bb): Initialize cached priority.
	(reorder_basic_blocks_software_trace_cache): Likewise.

2016-02-17  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/69161
	* config/aarch64/predicates.md (aarch64_comparison_operator_mode):
	New predicate.
	(aarch64_comparison_operator): Break overly long line into two.
	(aarch64_comparison_operation): Likewise.
	* config/aarch64/aarch64.md (cstorecc4): Use
	aarch64_comparison_operator_mode instead of
	aarch64_comparison_operator.
	(cstore<mode>4): Likewise.
	(aarch64_cstore<mode>): Likewise.
	(*cstoresi_insn_uxtw): Likewise.
	(cstore<mode>_neg): Likewise.
	(*cstoresi_neg_uxtw): Likewise.

2016-02-17  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/69161
	* config/arm/predicates.md (arm_comparison_operator_mode):
	New predicate.
	* config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
	instead of arm_comparison_operator.
	(*mov_negscc): Likewise.
	(*mov_notscc): Likewise.
	* config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
	(*thumb2_mov_negscc): Likewise.
	(*thumb2_mov_negscc_strict_it): Likewise.
	(*thumb2_mov_notscc): Likewise.
	(*thumb2_mov_notscc_strict_it): Likewise.

2016-02-17  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
	Add missing return.

2016-02-17  Eric Botcazou  <ebotcazou@adacore.com>

	* config/visium/visium.c (machine_libfunc_index): New enum.
	(machine_libfuncs): New structure.
	(visium_libfuncs): New static variable.
	(TARGET_INIT_LIBFUNCS): Define to...
	(visium_init_libfuncs): ...this.  New function.
	(expand_block_move_4): Use the appropriate libfunc.
	(expand_block_move_2): Likewise.
	(expand_block_move_1): Likewise.
	(expand_block_set_4): Likewise.
	(expand_block_set_2): Likewise.
	(expand_block_set_1): Likewise.
	(visium_trampoline_init): Likewise.

2016-02-17  Nick Clifton  <nickc@redhat.com>

	* config/msp430/msp430.c (msp430_mcu_data): Sync with data from
	TI's devices.csv file as of March 2016.

2016-02-16  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	PR Target/48344
	* opts-global.c (handle_common_deferred_options): Introduce and
	initialize two global variables to remember command-line options
	specifying a stack-limiting register.
	* opts.h: Add extern declarations of the two new global variables.
	* emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
	variable based on the values of the two new global variables.

2016-02-16  Jakub Jelinek  <jakub@redhat.com>

	PR c/69835
	* common.opt (Wnonnull-compare): New warning.
	* doc/invoke.texi (-Wnonnull): Remove text about comparison
	of arguments against NULL.
	(-Wnonnull-compare): Document.
	* Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
	* tree-pass.h (make_pass_warn_nonnull_compare): Declare.
	* passes.def (pass_warn_nonnull_compare): Add.
	* gimple-ssa-nonnull-compare.c: New file.

2016-02-16  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64.c (cortexa57_tunings): Remove
	AARCH64_EXTRA_TUNE_RECIP_SQRT.

2016-02-16  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64.c (use_rsqrt_p): Always use software
	reciprocal sqrt for -mlow-precision-recip-sqrt.

2016-02-16  James Greenhalgh  <james.greenhalgh@arm.com>
	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	* config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
	always use lane loads to construct non-constant vectors.

2016-02-16  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64.md
	(arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
	constraints for	operand 3.
	(aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.

2016-02-16  Jakub Jelinek  <jakub@redhat.com>
	    Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69820
	* tree-vect-patterns.c (type_conversion_p): Return false if
	*orig_type is unsigned single precision or boolean.
	(vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
	Formatting fix.

2016-02-16  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/69764
	PR rtl-optimization/69771
	* optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
	op1 is valid for GET_MODE_INNER (mode) and force it into a reg.

2016-02-16  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69776
	* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
	sets from caller.
	(indirect_refs_may_alias_p): Likewise.
	(refs_may_alias_p_1): Pass alias sets as from ao_ref.
	* tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
	according to tbaa_p.
	* tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
	(optimize_stmt): For redundant store discovery do not allow tbaa.

2016-02-16  Bernd Schmidt  <bschmidt@redhat.com>

	PR tree-optimization/69714
	* tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
	Return NULL if we have irrelevant high bytes on BIG_ENDIAN.

2016-02-16  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
	* config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
	(FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
	* config/arc/arc.c (arc_init): Check FPU options.
	(get_arc_condition_code): Handle new CC_FPU* modes.
	(arc_select_cc_mode): Likewise.
	(arc_conditional_register_usage): Allow 64 bit datum into even-odd
	register pair only. Allow access for ARCv2 accumulator.
	(gen_compare_reg): Whenever we have FPU support use FPU compare
	instructions.
	(arc_reorg): Don't generate brcc insns when FPU compare
	instructions are involved.
	* config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
	(TARGET_OPTFPE): Add condition when ARC EM can use optimized
	floating point emulation.
	(ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
	(REVERSE_CONDITION): Add new CC_FPU* modes.
	(TARGET_FP_SP_BASE): Define.
	(TARGET_FP_DP_BASE): Likewise.
	(TARGET_FP_SP_FUSED): Likewise.
	(TARGET_FP_DP_FUSED): Likewise.
	(TARGET_FP_SP_CONV): Likewise.
	(TARGET_FP_DP_CONV): Likewise.
	(TARGET_FP_SP_SQRT): Likewise.
	(TARGET_FP_DP_SQRT): Likewise.
	(TARGET_FP_DP_AX): Likewise.
	* config/arc/arc.md (ARCV2_ACC): New constant.
	(type): New fpu type attribute.
	(SDF): Conditional iterator.
	(cstore<mode>, cbranch<mode>): Change expand condition.
	(addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
	handles FPU/FPX cases as well.
	* config/arc/arc.opt (mfpu): New option.
	* config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
	Renamed.
	(adddf3, muldf3, subdf3): Removed.
	* config/arc/predicates.md (proper_comparison_operator): Recognize
	CC_FPU* modes.
	* config/arc/fpu.md: New file.
	* doc/invoke.texi (ARC Options): Document mfpu option.

2016-02-16  Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/69291
	* ifcvt.c (noce_try_store_flag_constants): Re-instantiate
	noce_operand_ok check.

2016-02-16  Tom de Vries  <tom@codesourcery.com>

	PR lto/67709
	* omp-low.c (simd_clone_create): Remove call to
	symtab->call_cgraph_insertion_hooks.

2016-02-16  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/69802
	* tree-ssa-reassoc.c (update_range_test): If op is
	SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
	op == 1 test of precision 1 integral op, otherwise handle
	that case as op itself.  Fix up formatting.
	(optimize_range_tests_to_bit_test, optimize_range_tests): Fix
	up formatting.

2016-02-16  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69586
	* tree-vrp.c (register_edge_assert_for_2): Handle all integral
	types for conversion sources.

2016-02-16  Richard Biener  <rguenther@suse.de>

	PR middle-end/69801
	* fold-const.c (operand_equal_p): For COND_EXPR zero operand
	mask OEP_ADDRESS_OF.

2016-02-16  Alan Modra  <amodra@gmail.com>

	PR target/68973
	* config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
	(p8_mtvsrd_df, p8_mtvsrd_sf): New.
	(p8_mtvsrd_1, p8_mtvsrd_2): Delete.
	(p8_mtvsrwz): New.
	(p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
	(p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
	(p8_fmrgow_<mode>): Likewise.
	(reload_vsx_from_gpr<mode>): Make clobber IF.  Adjust for above
	changes.
	(reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
	(reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
	to use movdi_internal64.  Remove op0_di.
	* config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.

2016-02-15  Evandro Menezes  <e.menezes@samsung.com>

	Add support for the FCCMP insn types

	* config/aarch64/aarch64.md (fccmp): Change insn type.
	(fccmpe): Likewise.
	* config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
	* config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
	* config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
	* config/arm/xgene1.md (xgene1_fcmp): Likewise.
	* config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
	* config/arm/types.md (fccmps): Add new insn type.
	(fccmpd): Likewise.

2016-02-15  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* alias.c (get_alias_set): Fix a typo in comment.

2016-02-15  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69595
	* match.pd: Complete range test simplification to true.

2016-02-15  Bernd Schmidt  <bschmidt@redhat.com>

	PR rtl-optimization/69648
	* lra-constraints.c (update_ebb_live_info): Don't remove sets of
	pic_offset_table_rtx.

	PR rtl-optimization/69752
	* ira.c (update_equiv_regs): When looking for more than a single SET,
	also take other side effects into account.

2016-02-15  Marcin Kościelnicki  <koriakin@0x04.net>

	* config/s390/s390.c (s390_function_profiler): Add a new sequence
	for z900+ CPUs in 31-bit mode.

2016-02-15  Marcin Kościelnicki  <koriakin@0x04.net>

	* common/config/s390/s390-common.c (s390_supports_split_stack):
	New function.
	(TARGET_SUPPORTS_SPLIT_STACK): New macro.
	* config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
	* config/s390/s390.c (struct machine_function): New field
	split_stack_varargs_pointer.
	(s390_register_info): Mark r12 as clobbered if it'll be used as temp
	in s390_emit_prologue.
	(s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
	vararg pointer.
	(morestack_ref): New global.
	(SPLIT_STACK_AVAILABLE): New macro.
	(s390_expand_split_stack_prologue): New function.
	(s390_live_on_entry): New function.
	(s390_va_start): Use split-stack vararg pointer if appropriate.
	(s390_asm_file_end): Emit the split-stack note sections.
	(TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
	* config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
	(UNSPECV_SPLIT_STACK_CALL): New unspec.
	(UNSPECV_SPLIT_STACK_DATA): New unspec.
	(split_stack_prologue): New expand.
	(split_stack_space_check): New expand.
	(split_stack_data): New insn.
	(split_stack_call): New expand.
	(split_stack_call_*): New insn.
	(split_stack_cond_call): New expand.
	(split_stack_cond_call_*): New insn.

2016-02-15  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69783
	* tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
	Add trivially correct cases.

2016-02-15  Tom de Vries  <tom@codesourcery.com>

	PR lto/69655
	* lto-cgraph.c (input_offload_tables): Add and handle bool parameter
	do_force_output.
	* lto-streamer.h (input_offload_tables): Add and handle bool parameter.

2016-02-15  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69776
	* tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
	* tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
	indicate whether we can use TBAA to disambiguate against stores.
	Use alias-set zero if not.
	(visit_reference_op_store): Do not use TBAA when looking up
	redundant stores.
	* tree-ssa-pre.c (compute_avail): Use TBAA here.
	(eliminate_dom_walker::before_dom_children): But not when looking
	up redundant stores.

2016-02-14  John David Anglin  <danglin@gcc.gnu.org>

	* config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.

2016-02-14  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>

	*  config/i386/znver1.md
	(znver1_pop, znver1_pop_mem,
	znver1_load_imov_double_store,
	znver1_load_imov_direct_store,
	znver1_load_imov_direct_load,
	znver1_load_imov_double_load): Add new.
	(znver1_insn, znver1_insn_load): Add icmov type.
	(znver1_sseavx_fma,
	znver1_sseavx_fma_load,
	znver1_avx256_fma,
	znver1_avx256_fma_load): Fix pipe usage.

2016-02-14  Alan Modra  <amodra@gmail.com>

	PR target/68973
	* reloads.c (find_reloads_address_1): For pre/post-inc/dec
	with an invalid hard reg, reload just the reg not the entire
	pre/post-inc/dec address expression.

2016-02-13  Oleg Endo  <olegendo@gcc.gnu.org>

	PR target/67260
	* config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
	fixed R1_REG scratch reg.
	(sibcall_value_pcrel_fdpic): Likewise.

2016-02-13  Oleg Endo  <olegendo@gcc.gnu.org>

	PR target/67636
	PR target/64345
	* config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.

2016-02-12  Walter Lee  <walt@tilera.com>

	* config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
	* config/tilegx/t-tilegx: Likewise.

2016-02-12  David Malcolm  <dmalcolm@redhat.com>

	PR other/69554
	* diagnostic-show-locus.c (struct line_span): New struct.
	(layout::get_first_line): Delete.
	(layout::get_last_line): Delete.
	(layout::get_num_line_spans): New member function.
	(layout::get_line_span): Likewise.
	(layout::print_heading_for_line_span_index_p): Likewise.
	(layout::get_expanded_location): Likewise.
	(layout::calculate_line_spans): Likewise.
	(layout::m_first_line): Delete.
	(layout::m_last_line): Delete.
	(layout::m_line_spans): New field.
	(layout::layout): Update comment.  Replace m_first_line and
	m_last_line with m_line_spans, replacing their initialization
	with a call to calculate_line_spans.
	(diagnostic_show_locus): When printing source lines and
	annotations, rather than looping over a single span
	of lines, instead loop over each line_span within
	the layout, with an inner loop over the lines within them.
	Call the context's start_span callback when changing line spans.
	* diagnostic.c (diagnostic_initialize): Initialize start_span.
	(diagnostic_build_prefix): Break out the building of the location
	part of the string into...
	(diagnostic_get_location_text): ...this new function, rewriting
	it from nested ternary expressions to a sequence of "if"
	statements.
	(default_diagnostic_start_span_fn): New function.
	* diagnostic.h (diagnostic_start_span_fn): New typedef.
	(diagnostic_context::start_span): New field.
	(default_diagnostic_start_span_fn): New prototype.

2016-02-12  David Malcolm  <dmalcolm@redhat.com>

	PR driver/69779
	* gcc.c (driver::finalize): Fix cleanup of "specs".

2016-02-12  David Malcolm  <dmalcolm@redhat.com>

	PR driver/69265
	PR driver/69453
	* gcc.c (driver::driver): Initialize m_option_suggestions.
	(driver::~driver): Clean up m_option_suggestions.
	(suggest_option): Convert to...
	(driver::suggest_option): ...this, and split out into
	driver::build_option_suggestions and find_closest_string.
	(driver::build_option_suggestions): New function, from
	first half of suggest_option.  Special-case
	OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
	the sanitizer_opts array.  For options of enum types, add the
	various enum values to the candidate strings.
	(driver::handle_unrecognized_options): Remove "const".
	* gcc.h (driver::handle_unrecognized_options): Likewise.
	(driver::build_option_suggestions): New decl.
	(driver::suggest_option): New decl.
	(driver::m_option_suggestions): New field.
	* opts-common.c (add_misspelling_candidates): New function.
	* opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
	and make non-static.
	* opts.h (sanitizer_opts): New array decl.
	(add_misspelling_candidates): New function decl.
	* spellcheck.c (find_closest_string): New function.
	* spellcheck.h (find_closest_string): New function decl.

2016-02-12  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/69764
	PR rtl-optimization/69771
	* optabs.c (expand_binop_directly): For shift_optab_p, force
	convert_modes with VOIDmode if xop1 has VOIDmode.

2016-02-12  Ilya Enkovich  <enkovich.gnu@gmail.com>

	PR target/69729
	* lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
	to correctly determine instrumentation thunks.

2016-02-12  Jakub Jelinek  <jakub@redhat.com>

	PR ipa/69241
	* ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
	type by reference, force lhs on the call.

	PR ipa/68672
	* ipa-split.c (split_function): Don't compute/use main_part_return_p.
	Compute retval and retbnd early in all cases if split_part_return_p
	and return_bb is not EXIT.  Remove all clobber stmts and reset
	all debug stmts that refer to SSA_NAMEs defined in split part,
	except if it is retval, in that case replace the old retval with the
	lhs of the call to the split part.

2016-02-12  Kugan Vivekanandarajah  <kuganv@linaro.org>

	revert:
	2016-02-12  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/66726
	* tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
	whose result is used in PHI.
	(maybe_optimize_range_tests): Likewise.
	(final_range_test_p): Likweise.

2016-02-12  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/66726
	* tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
	whose result is used in PHI.
	(maybe_optimize_range_tests): Likewise.
	(final_range_test_p): Likweise.

2016-02-12  Jakub Jelinek  <jakub@redhat.com>

	* cgraph.c: Spelling fixes - behaviour -> behavior and
	neighbour -> neighbor.
	* target.def: Likewise.
	* sel-sched.c: Likewise.
	* config/mips/mips.c: Likewise.
	* config/arc/arc.md: Likewise.
	* config/arm/cortex-a57.md: Likewise.
	* config/arm/arm.c: Likewise.
	* config/arm/neon.md: Likewise.
	* config/arm/arm-c.c: Likewise.
	* config/vms/vms-c.c: Likewise.
	* config/s390/s390.c: Likewise.
	* config/i386/znver1.md: Likewise.
	* config/i386/i386.c: Likewise.
	* config/ia64/hpux-unix2003.h: Likewise.
	* config/msp430/msp430.md: Likewise.
	* config/rx/rx.c: Likewise.
	* config/rx/rx.md: Likewise.
	* config/aarch64/aarch64-simd.md: Likewise.
	* config/aarch64/aarch64.c: Likewise.
	* config/nvptx/nvptx.c: Likewise.
	* config/bfin/bfin.c: Likewise.
	* config/cris/cris.opt: Likewise.
	* config/rs6000/rs6000.c: Likewise.
	* target.h: Likewise.
	* spellcheck.c: Likewise.
	* ira-build.c: Likewise.
	* tree-inline.c: Likewise.
	* builtins.c: Likewise.
	* lra-constraints.c: Likewise.
	* explow.c: Likewise.
	* hwint.h: Likewise.
	* targhooks.c: Likewise.
	* tree-vect-data-refs.c: Likewise.
	* expr.c: Likewise.
	* doc/tm.texi: Likewise.
	* doc/extend.texi: Likewise.
	* doc/install.texi: Likewise.
	* doc/md.texi: Likewise.
	* tree-ssa-tail-merge.c: Likewise.
	* sched-int.h: Likewise.
	* match.pd: Likewise.
	* sched-ebb.c: Likewise.
	* target.def (omit_struct_return_reg): Likewise.
	* gimple-ssa-isolate-paths.c: Likewise.
	(find_implicit_erroneous_behaviour): Renamed to...
	(find_implicit_erroneous_behavior): ... this.
	(find_explicit_erroneous_behaviour): Renamed to...
	(find_explicit_erroneous_behavior): ... this.
	(gimple_ssa_isolate_erroneous_paths): Adjust caller.

2016-02-11  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/64682
	PR rtl-optimization/69567
	PR rtl-optimization/69737
	* combine.c (distribute_notes) <REG_DEAD>: If the register is set
	in I2 as well, just lose it.

2016-02-11  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
	New variable.
	(aarch64_last_printed_tune_string): Likewise.
	(aarch64_declare_function_name): Only output .arch assembler
	directive if it will be different from the previously output
	directive.  Same for .tune comment but only if -dA is set.
	(aarch64_start_file): New function.
	(TARGET_ASM_FILE_START): Define.

2016-02-11  David Malcolm  <dmalcolm@redhat.com>

	PR plugins/69758
	* Makefile.in (PLUGIN_HEADERS): Add params.list.

2016-02-11  Jakub Jelinek  <jakub@redhat.com>

	PR target/65313
	* tree-vect-slp.c (vect_schedule_slp_instance): Avoid
	-Wmaybe-uninitialized warning.

2016-02-11  Oleg Endo  <olegendo@gcc.gnu.org>

	PR target/69713
	* config/sh/sh.md (casesi_worker_0): Add T_REG use.

2016-02-11  Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/69291
	* ifcvt.c (noce_try_store_flag_constants): Do not allow
	subexpressions affected by changing the result.

2016-02-10  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/69148
	* lra-constraints.c (curr_insn_transform): Find in/out operands
	for secondary memory moves.  Update dups.

2016-02-10  Yuri Rumyantsev  <ysrumyan@gmail.com>

	PR tree-optimization/69652
	* tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
	to nested loop, did source re-formatting, skip debug statements,
	add check on statement with volatile operand, remove dead scalar
	statements.

2016-02-10  Jakub Jelinek  <jakub@redhat.com>
	    Patrick Palka  <ppalka@gcc.gnu.org>

	PR ipa/69241
	PR c++/69649
	* gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
	calls if the return type is TREE_ADDRESSABLE.
	* cgraphunit.c (cgraph_node::expand_thunk): Likewise.
	* ipa-split.c (split_function): Fix doubled "we" in comment.
	Use void return type for the split part even if
	!split_point->split_part_set_retval.

2016-02-10  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/68021
	* tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
	when computing the value of biv cand by itself.

2016-02-10  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
	(cortexa57_tunings): Likewise.
	(cortexa72_tunings): Likewise.
	(arch_macro_fusion_pair_p): Add support for AES fusion.
	* config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
	* config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
	Allow virtual registers before reload so early scheduling works.
	* config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
	correct latency and pipeline.
	(cortex_a57_crypto_complex): Likewise.
	(cortex_a57_crypto_xor): Likewise.
	(define_bypass): Add AES bypass.

2016-02-10  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69726
	* passes.def: Add DCE pass before late uninit.
	* match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
	really fixup if-conversions job.

2016-02-10  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
	(arm_cortex_a57_tune): Likewise.
	(aarch_macro_fusion_pair_p): Add support for AES fusion.
	* config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.

2016-02-10  Eric Botcazou  <ebotcazou@adacore.com>

	* timevar.def (TV_PHASE_DBGINFO): Delete.
	(TV_PHASE_CHECK_DBGINFO): Likewise.
	* varpool.c (varpool_node::assemble_decl): Do not change timevar.

2016-02-10  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69719
	* tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
	Adjust previous fix by ensuring that dr_a1 is left of dr_a2.

2016-02-09  Andrew Pinski  <apinski@cavium.com>

	PR tree-opt/69282
	* optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
	get_vcond_mask_icode returns false.

2016-02-09  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/68404
	* config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
	an ADDIS that adds a pointer to a large constant that sets the
	upper16 bits with a load operation.

2016-02-09  Charles Baylis  <charles.baylis@linaro.org>

	PR target/68532
	* config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
	order.
	* config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
	endian.
	(vzipq_s16): Likewise.
	(vzipq_s32): Likewise.
	(vzipq_f32): Likewise.
	(vzipq_u8): Likewise.
	(vzipq_u16): Likewise.
	(vzipq_u32): Likewise.
	(vzipq_p8): Likewise.
	(vzipq_p16): Likewise.

2016-02-09  Charles Baylis  <charles.baylis@linaro.org>

	PR target/68532
	* config/arm/arm.c (neon_endian_lane_map): New function.
	(neon_vector_pair_endian_lane_map): New function.
	(arm_evpc_neon_vuzp): Allow for big endian lane order.
	* config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
	endian.
	(vuzpq_s16): Likewise.
	(vuzpq_s32): Likewise.
	(vuzpq_f32): Likewise.
	(vuzpq_u8): Likewise.
	(vuzpq_u16): Likewise.
	(vuzpq_u32): Likewise.
	(vuzpq_p8): Likewise.
	(vuzpq_p16): Likewise.

2016-02-11  Alexandre Oliva  <aoliva@redhat.com>

	PR target/69634
	* regstat.c (regstat_bb_compute_calls_crossed): Disregard
	debug insns.

2016-02-09  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
	truncate const_int operand 1 to QImode.

2016-02-09  Eric Botcazou  <ebotcazou@adacore.com>

	* gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
	corresponding to an abnormal edge.

2016-02-09  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/69599
	* tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
	function.
	(find_func_aliases_for_builtin_call, find_func_clobbers)
	(ipa_pta_execute):  Handle case that foo and foo._0 are not in same lto
	partition.

2016-02-09  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69715
	* tree-ssa.c (execute_update_addresses_taken): Mark non-decl
	LHS on calls as non-rewritable.

2016-02-09  Tom de Vries  <tom@codesourcery.com>

	PR lto/69707
	* lto-wrapper.c (append_diag_options): New function.
	(compile_offload_image): Call append_diag_options.

2016-02-08  Sandra Loosemore  <sandra@codesourcery.com>

	PR other/69722
	* doc/extend.texi (Flag Output Operands): Correct sectioning.
	Minor copy-edit to fix verb tenses.

2016-02-08  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/69209
	* ipa-split.c (split_function): If split part is not
	returning retval, retval has gimple type but is not
	gimple value, force it into a SSA_NAME first.

2016-02-08  Nicklas Bo Jensen  <nbjensen@gmail.com>

	* doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
	outdated section.

2016-02-08  Jason Merrill  <jason@redhat.com>

	PR c++/69631
	* convert.c (convert_to_integer_1): Check dofold on truncation
	distribution.
	(convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
	(convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
	Rename from *_nofold.
	* convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
	(convert_to_real_nofold, convert_to_complex_nofold): New inlines.

2016-02-08  Bernd Schmidt  <bschmidt@redhat.com>

	PR target/60410
	* tree.c (build_common_tree_nodes): Remove short_double argument.
	All callers changed.
	* tree.h (build_common_tree_nodes): Adjust declaration.
	* doc/invoke.texi (-fshort-double): Remove documentation.
	* config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
	MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
	* lto-wrapper.c (merge_and_complain, append_compiler_options)
	(append_linker_options): Don't handle OPT_fshort_double.

	PR rtl-optimization/68730
	* lra-remat.c (insn_to_cand_activation): New static variable.
	(lra_remat): Allocate and free it.
	(create_cand): New arg activation. Initialize a field in
	insn_to_cand_activation if it is nonnull.
	(create_cands): Pass the activation insn to create_cand when making
	a candidate involving an output reload.  Reorganize code a little.
	(do_remat): Keep track of active status of candidates in a separate
	bitmap.

2016-02-08  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69719
	* tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
	Properly use absolute of the difference of the two offsets to
	compare or adjust the segment length.

2016-02-08  Richard Biener  <rguenther@suse.de>
	    Jeff Law  <law@redhat.com>

	PR target/68273
	* tree-ssanames.c (make_ssa_name_fn): Always use unqualified
	types for anonymous SSA names.

2016-02-08   Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/69274
	* ira.c (ira_setup_alts): Do not change recog_data.operand order.

2016-02-08  Jeff Law  <law@redhat.com>

	PR tree-optimization/65917
	* tree-ssa-dom.c (record_temporary_equivalences): Record both
	equivalences from if (x == y) style conditionals.
	(loop_depth_of_name): Remove.
	(record_equality): Remove loop depth check.
	* tree-ssa-scopedtables.h (const_and_copies): Refine comments.
	(const_and_copies::record_const_or_copy_raw): New member function.
	* tree-ssa-scopedtables.c
	(const_and_copies::record_const_or_copy_raw): New, factored out of
	(const_and_copies::record_const_or_copy): Call new member function.

2016-02-05  Jeff Law  <law@redhat.com>

	PR tree-optimization/68541
	* gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
	(count_stmts_in_block): New function.
	(poor_ifcvt_candidate_code): Likewise.
	(is_feasible_trace): Add some heuristics to determine when path
	splitting is profitable.
	(find_block_to_duplicate_for_splitting_paths): Make sure the graph
	is a diamond with a single exit.

2016-02-05  Martin Sebor  <msebor@redhat.com>

	PR c++/69662
	* doc/invoke.texi: Update -Wplacement-new to take an optional
	argument.

2016-02-06  Richard Henderson  <rth@redhat.com>

	PR c/69643
	* tree.c (tree_nop_conversion_p): Do not strip casts into or
	out of non-standard address spaces.

2016-02-05  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/69691
	* lra-eliminations.c (move_plus_up): Don't add the addend twice.

2016-02-05  Pat Haugen  <pthaugen@us.ibm.com>

	* config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
	* config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
	(*ieee128_mfvsrd_64bit): Likewise.
	(*ieee128_mfvsrd_32bit): Likewise.

2016-02-05  Ilya Enkovich  <enkovich.gnu@gmail.com>

	PR target/69369
	Revert r232560:
	2016-01-19  Jan Hubicka  <hubicka@ucw.cz>

	* cgraphunit.c (cgraph_node::reset): Clear thunk info and
	instrumented_version.

2016-01-05  Jeremy Bennett  <jeremy.bennett@embecosm.com>

	* doc/invoke.texi (Optimize Options): In table of --param options
	rename second occurrence of tracer-min-branch-ratio to
	tracer-min-branch-probability, rename
	tracer-min-branch-ratio-feedback to
	tracer-min-branch-probability-feedback and clarify description,
	rename sched-spec-state-edge-prob-cutoff to
	sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
	to selsched-insns-to-rename, rename lto-minpartition to
	lto-min-partition, delete reorder-blocks-duplicate and
	reorder-blocks-duplicate-feedback.

2016-02-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_register_info_set_ranges): Remove
	superfluous loops.

2016-02-05  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* doc/extend.texi: S/390: Correct some typos.

2016-02-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_emit_call): Add missing 64 bit check.

2016-02-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	PR target/69625
	* config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
	(s390_register_info_gprtofpr): Use new macros above.
	(s390_register_info_stdarg_fpr): Adjust max_fpr to better match
	its name.
	(s390_register_info_stdarg_gpr): Adjust max_gpr to better match
	its name.  Adjust restore and save gpr ranges.
	(s390_register_info_set_ranges): New function.
	(s390_register_info): Use new macros above.  Call
	s390_register_info_set_ranges.
	(s390_optimize_register_info): Likewise.
	(s390_hard_regno_rename_ok): Use new macros.
	(s390_hard_regno_scratch_ok): Likewise.
	(s390_emit_epilogue): Likewise.
	(s390_can_use_return_insn): Likewise.
	(s390_optimize_prologue): Likewise.
	* config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.

2016-02-05  Jakub Jelinek  <jakub@redhat.com>

	PR bootstrap/69677
	* config/i386/i386.c (convert_scalars_to_vector): Readd stack
	alignment fixes.
	(ix86_option_override_internal): Disable TARGET_STV even for
	-m{incoming,preferred}-stack-boundary=3.

2016-02-03  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* config.gcc: Mark deprecated rtems targets as obsolete.

2016-02-04  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/64682
	PR rtl-optimization/69567
	* combine.c (distribute_notes) <REG_DEAD>: Place the death note
	before I2 only if the register is both used and set in I2.

2016-02-04  DJ Delorie  <dj@redhat.com>

	* config/msp430/msp430.c (msp430_start_function): Add function type.

2016-02-04  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/69368
	* tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.

2016-02-04  Uros Bizjak  <ubizjak@gmail.com>

	PR rtl-optimization/69577
	Revert:
	2015-10-29  Richard Henderson  <rth@redhat.com>

	PR target/68124
	PR rtl-opt/67609
	* config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
	sse check to the exact conditions of PR 67609.

2016-02-04  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/69667
	* config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
	instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
	not allowed into the traditional Altivec registers.
	(movtd_64bit_nodm): Likewise.
	(mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.

2016-02-04  David Malcolm  <dmalcolm@redhat.com>

	* config/aarch64/cortex-a57-fma-steering.c
	(aarch64_register_fma_steering): Remove "static" from arguments
	to register_pass.

2016-02-04  Wilco Dijkstra  <wdijkstr@arm.com>

	PR target/69619
	* ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
	twice when complex.

2016-02-04  Mike Frysinger  <vapier@gentoo.org>

	* doc/invoke.texi: Delete -mno-fma4.

2016-02-04  Richard Sandiford  <richard.sandiford@arm.com>

	PR rtl-optimization/69577
	* reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
	(find_subregs_of_mode): Update accordingly.  Iterate over partial
	definitions.

2016-02-04  Alan Lawrence  <alan.lawrence@arm.com>

	* config/arm/arm-protos.h (neon_reinterpret): Remove.
	* config/arm/arm.c (neon_reinterpret): Remove.
	* config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
	vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
	vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
	vreinterpretti): Remove.
	* config/arm/neon.md (neon_vreinterpretv8qi<mode>,
	neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
	neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
	neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
	neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
	neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
	* config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
	vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
	vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
	vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
	vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
	vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
	vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
	vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
	vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
	vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
	vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
	vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
	vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
	vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
	vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
	vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
	vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
	vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
	vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
	vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
	vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
	vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
	vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
	vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
	vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
	vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
	vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
	vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
	vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
	vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
	vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
	vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
	vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
	vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
	vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
	vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
	vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
	vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
	vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
	vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
	vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
	vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
	vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
	vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
	vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
	vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
	vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
	vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
	vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
	vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
	vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
	vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
	vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
	vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
	vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
	vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
	vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
	vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
	vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
	vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
	vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
	vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
	vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
	vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
	vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
	vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
	vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
	vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
	vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
	vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
	vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
	vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
	vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
	vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
	vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
	vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
	vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
	vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
	vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
	vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
	vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
	vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
	vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
	vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
	vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
	vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
	vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
	vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
	vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
	vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
	vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
	vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
	vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
	vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
	vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
	vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
	vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.

2016-02-04  Martin Liska  <mliska@suse.cz>

	PR sanitizer/69276
	* asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
	that are gimple_store_p.
	(maybe_instrument_call): Likewise.

2016-02-04  Bin Cheng  <bin.cheng@arm.com>

	* config/aarch64/aarch64.c (aarch64_legitimize_address): Force
	register scaling out of memory reference and comment why.

2016-02-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/65932
	PR target/67714
	* cse.c (cse_insn): Pass NULL to fold_rtx when initially
	folding the source of a SET.

2016-02-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/65932
	PR target/67714
	* config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
	the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.

2016-02-04  Jim Wilson  <jim.wilson@linaro.org>

	PR target/65932
	PR target/67714
	* config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
	HImode.

2016-02-04  Christian Bruel  <christian.bruel@st.com>

	* config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
	* config/arm/arm.c (arm_set_current_function): Likewise.

2016-02-04  Jakub Jelinek  <jakub@redhat.com>
	    Ilya Enkovich  <enkovich.gnu@gmail.com>
	    H.J. Lu  <hongjiu.lu@intel.com>

	PR target/69454
	* config/i386/i386.c (convert_scalars_to_vector): Remove
	stack alignment fixes.
	(ix86_option_override_internal): Disable TARGET_STV if stack
	might not be aligned enough.
	(ix86_minimum_alignment): Assert that TARGET_STV is false.

2016-02-04  Victoria Stepanyan  <victoria.stepanyan@amd.com>

	* config/i386/x86-tune.def: Disable default prefetching
	for -march=znver1.

2016-02-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
	    Vladimir Makarov  <vmakarov@redhat.com>

	PR target/69461
	* config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
	in validating fused toc addresses.

2016-02-03  Jakub Jelinek  <jakub@redhat.com>

	PR c/69627
	* diagnostic-show-locus.c (layout::get_state_at_point): Don't read
	range->m_caret fields if range->m_show_caret_p is false.

	PR target/69644
	* config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
	Force oldval into register if it does not satisfy reg_or_short_operand
	predicate.  Fix up formatting.

2016-02-03  Vladimir Makarov  <vmakarov@redhat.com>
	    Alexandre Oliva  <aoliva@redhat.com>

	PR target/69461
	* lra-constraints.c (simplify_operand_subreg): Check additionally
	address validity after potential reloading.
	(process_address_1): Check insns validity.  In case of failure do
	nothing.

2016-02-03  Kirill Yukhin  <kirill.yukhin@intel.com>

	PR target/69118
	* config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
	Fix target.

2016-02-02  Jakub Jelinek  <jakub@redhat.com>

	* wide-int.cc (canonize_uhwi): New function.
	(wi::divmod_internal): Use it.

2016-02-02  James Norris  <jnorris@codesourcery.com

	* gimplify.c (omp_notice_variable): Add usage check.

2016-02-02  Alexander Monakov  <amonakov@ispras.ru>

	* config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
	like LE, GE, LT, GT when emitting relational operator.

2016-02-02  Wilco Dijkstra  <wdijkstr@arm.com>

	* ira-costs.c (find_costs_and_classes): Add extra argument.
	* target.def (ira_change_pseudo_allocno_class): Add parameter.
	* targhooks.h (ira_change_pseudo_allocno_class): Likewise.
	* targhooks.c (ira_change_pseudo_allocno_class): Likewise.
	* config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
	Add best_class parameter, and return it if not ALL_REGS.
	* config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
	Add parameter.
	* doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
	Update target hook.

2016-02-02  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c
	(TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
	(aarch64_ira_change_pseudo_allocno_class): New function.

2016-02-02  Uros Bizjak  <ubizjak@gmail.com>

	PR target/67032
	* config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.

2016-02-02  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>

	* config/avr/avr.c (avr_option_override): Set
	PARAM_ALLOW_STORE_DATA_RACES to 1.

2016-02-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69595
	* match.pd: Add range test simplifications to true/false.

2016-02-02  Thomas Schwinge  <thomas@codesourcery.com>

	* omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
	* omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
	instead.

2016-02-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69606
	* tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
	info on the result before moving a stmt.

2016-02-02  Yuri Rumyantsev  <ysrumyan@gmail.com>

	PR middle-end/68542
	* config/i386/i386.c (ix86_expand_branch): Add support for conditional
	branch with vector comparison.
	* config/i386/sse.md (VI48_AVX): New mode iterator.
	(define_expand "cbranch<mode>4): Add support for conditional branch
	with vector comparison.
	* tree-vect-loop.c (optimize_mask_stores): New function.
	* tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
	has_mask_store field of vect_info.
	* tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
	vectorized loops having masked stores after vec_info destroy.
	* tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
	correspondent macros.
	(optimize_mask_stores): Add prototype.

2016-02-02  Alan Modra  <amodra@gmail.com>

	PR target/69548
	* config/rs6000/predicates.md (quad_int_reg_operand): Don't
	allow subregs.

2016-02-02  Alan Modra  <amodra@gmail.com>

	PR target/68662
	* config/rs6000/rs6000.c (need_toc_init): New var, set it
	whenever toc_label_name used.
	(rs6000_file_start): Don't set up toc section here,
	(rs6000_output_function_epilogue): do so here instead,
	(rs6000_xcoff_file_start): and here.
	* config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
	(load_toc_aix_di): Likewise.

2016-02-01  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/69592
	* rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
	(cached_nonzero_bits): Use it instead of ARITHMETIC_P.
	(num_sign_bit_copies_binary_arith_p): New inline function.
	(cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.

2016-02-01  Jeff Law  <law@redhat.com>

	PR tree-optimization/69580
	* params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
	* tree-ssa-threadbackward.c
	(fsm_find_control_statement_thread_paths): Do not try to walk
	through large PHI nodes.

2016-02-01  Jakub Jelinek  <jakub@redhat.com>

	* ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
	when count is incremented above limit, don't analyze further
	insns afterwards.

	* omp-low.c (oacc_parse_default_dims): Avoid
	-Wsign-compare warning, make sure value fits into int
	rather than just unsigned int.

2016-02-01  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/67921
	* fold-const.c (split_tree): New parameters.  Convert pointer
	type variable part to proper type before negating.
	(fold_binary_loc): Pass new arguments to split_tree.

2016-02-01  Nathan Sidwell  <nathan@codesourcery.com>

	* config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
	(nvptx_goacc_validate_dims): Extend to handle global defaults.
	* target.def (OACC_VALIDATE_DIMS): Extend documentation.
	* doc/tm.texti: Rebuilt.
	* doc/invoke.texi (fopenacc-dim): Document.
	* lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
	(append_compiler_options): Likewise.
	* omp-low.c (oacc_default_dims, oacc_min_dims): New.
	(oacc_parse_default_dims): New.
	(oacc_validate_dims): Add USED arg.  Select non-unity default when
	possible.
	(oacc_loop_fixed_partitions): Return mask of used partitions.
	(oacc_loop_auto_partitions): Emit dump info.
	(oacc_loop_partition): Return mask of used partitions.
	(execute_oacc_device_lower): Parse default dimension arg.  Adjust
	loop partitioning and validation calls.

2016-02-01  Richard Biener  <rguenther@suse.de>

	PR middle-end/69556
	* match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.

2016-02-01  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69574
	* tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
	of asserting return chrec_dont_know.

2016-02-01  Martin Liska  <mliska@suse.cz>

	* mem-stats-traits.h: Add copyright header.
	* mem-stats.h: Likewise.

2016-02-01  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69579
	* tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
	Do not propagate through abnormal PHI results.

2016-02-01  Eric Botcazou  <ebotcazou@adacore.com>

	* postreload.c (reload_cse_simplify): Remove dead code.

2016-02-01  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/69570
	* ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
	if there is more than one set, not if there is a single set.

2016-02-01  Richard Henderson  <rth@redhat.com>

	PR rtl-opt/69535
	* combine.c (make_compound_operation): When looking through a
	subreg, make sure to re-extend to the width of the outer mode.

2016-01-30  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/69546
	* wide-int.cc (wi::divmod_internal): For unsigned division
	where both operands fit into uhwi, if o1 is 1 and o0 has
	msb set, if divident_prec is larger than bits per hwi,
	clear another quotient word and return 2 instead of 1.
	Similarly for remainder with msb in HWI set, if dividend_prec
	is larger than bits per hwi.

2016-01-29  Martin Jambor  <mjambor@suse.cz>

	* hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
	Use short lowercase names.
	(get_memory_order): Mask with MEMMODEL_BASE_MASK.  Support
	MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
	acq_rel one.  Protect warning agains segfaults if
	get_memory_order_name returns NULL.
	(gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
	with release semantics.  Do not warn if get_memory_order already did.
	(gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
	semantics.  Fix check for relaxed or acquire semantics.  Do not warn
	if get_memory_order already did.

2016-01-29  Sebastian Pop  <s.pop@samsung.com>

	* doc/install.texi: Document that isl-0.16 is supported.

2016-01-29  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/69299
	* config/i386/constraints.md (Bm): Describe as special memory
	constraint.
	* doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
	* genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
	* genpreds.c (struct constraint_data): Add is_special_memory.
	(have_special_memory_constraints, special_memory_start): New
	static vars.
	(special_memory_end): Ditto.
	(add_constraint): Add new arg is_special_memory.  Add code to
	process its true value.  Update have_special_memory_constraints.
	(process_define_constraint): Pass the new arg.
	(process_define_register_constraint): Ditto.
	(choose_enum_order): Process special memory.
	(write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
	function insn_extra_special_memory_constraint.
	(main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
	* gensupport.c (process_rtx): Process
	DEFINE_SPECIAL_MEMORY_CONSTRAINT.
	* ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
	* ira-lives.c (single_reg_class): Use
	insn_extra_special_memory_constraint.
	* ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
	* lra-constraints.c (process_alt_operands): Ditto.
	(curr_insn_transform): Use insn_extra_special_memory_constraint.
	* recog.c (asm_operand_ok, preprocess_constraints): Process
	CT_SPECIAL_MEMORY.
	* reload.c (find_reloads): Ditto.
	* rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
	* stmt.c (parse_input_constraint): Use
	insn_extra_special_memory_constraint.

2016-01-29  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/69530
	* lra-splill.c (lra_final_code_change): Revert r229087 by
	removing all sub-registers.

2016-01-29  Steve Ellcey  <sellcey@imgtec.com>

	PR target/65604
	* config/mips/mips.c (mips_output_division): Check flag_delayed_branch.

2016-01-29  Jakub Jelinek  <jakub@redhat.com>

	PR target/69551
	* config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
	SSE1, copy target into the temporary reg first before recursing
	on it.

2016-01-29  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
	with vm.

2016-01-29  Jonathan Wakely  <jwakely@redhat.com>

	* ginclude/stdarg.h: Test __cplusplus instead of
	__GXX_EXPERIMENTAL_CXX0X__.

2016-01-29  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69547
	* tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
	Do not mark clobbers necessary.
	(mark_all_reaching_defs_necessary_1): Likewise.

2016-01-29  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
	declaration name with %qs and print it in both error messages.
	Also fix indentation.

2016-01-29  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	PR other/69006
	* config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
	trailing blank line from error message.

2016-01-29  Jonathan Wakely  <jwakely@redhat.com>

	PR c++/69462
	* ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
	for C++-11.

2016-01-29  Richard Biener  <rguenther@suse.de>

	PR middle-end/69537
	* match.pd: Allow all integral types when simplifying a
	widening or sign-changing conversion.

2016-01-28  Sebastian Pop  <s.pop@samsung.com>

	* graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
	back to setting codegen_error to fail codegen.

2016-01-28  Uros Bizjak  <ubizjak@gmail.com>

	PR target/69459
	* config/i386/constraints.md (C): Only accept constant zero operand.
	(BC): New constraint.
	* config/i386/sse.md (*mov<mode>_internal): Use BC constraint
	instead of C constraint.
	* doc/md.texi (Machine Constraints): Update description
	of C constraint.

2016-01-28  Steve Ellcey  <sellcey@imgtec.com>

	PR target/68400
	* config/mips/mips.c (and_operands_ok): Add MIPS16 check.

2016-01-28  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/69542
	* lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
	non-debug insns.

2016-01-28  Pat Haugen  <pthaugen@us.ibm.com>

	* config/rs6000/rs6000.c (output_cbranch): Don't statically predict
	branches if using guessed profile.

2016-01-28  H.J. Lu  <hongjiu.lu@intel.com>

	* graphite-optimize-isl.c (optimize_isl): Fix dump.

2016-01-28  Richard Henderson  <rth@redhat.com>

	PR target/69305
	* config/aarch64/aarch64-modes.def (CC_Cmode): New
	* config/aarch64/aarch64-protos.h: Update.
	* config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
	(aarch64_select_cc_mode): Add check for use of CC_Cmode.
	(aarch64_get_condition_code_1): Handle CC_Cmode.
	* config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
	(*add<mode>3_compareC_cconly_imm): New.
	(*add<mode>3_compareC_cconly): New.
	(*add<mode>3_compareC_imm): New.
	(add<mode>3_compareC): New.
	(add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
	to be first.  Use aarch64_carry_operation.
	(*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
	(*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
	(*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
	(subti3): Use subdi3_compare1.
	(*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
	(sub<mode>3_compare1): New.
	(*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
	(*sub<mode>3_carryin): Use aarch64_borrow_operation.
	(*subsi3_carryin_uxtw): Likewise.
	(*ngc<mode>, *ngcsi_uxtw): Likewise.
	(*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
	* config/aarch64/iterators.md (DWI): New.
	* config/aarch64/predicates.md (aarch64_carry_operation): New.
	(aarch64_borrow_operation): New.

2016-01-28  Abderrazek Zaafrani  <a.zaafrani@samsung.com>

	* graphite-optimize-isl.c (optimize_isl): Print a different debug
	message when isl does not return a valid schedule.

2016-01-28  Sebastian Pop  <s.pop@samsung.com>

	* graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
	Remove comments from class declarations: they are already in the code
	close by the defs.

2016-01-28  Sebastian Pop  <s.pop@samsung.com>

	* graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
	codegen_error_p.
	(ternary_op_to_tree): Same.
	(unary_op_to_tree): Same.
	(nary_op_to_tree): Same.
	(gcc_expression_from_isl_expr_op): Same.
	(gcc_expression_from_isl_expression): Same.
	(graphite_create_new_loop): Same.
	(graphite_create_new_loop_guard): Same.
	(build_iv_mapping): Same.
	(graphite_create_new_guard): Same.
	(translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
	(translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.

2016-01-28  Sebastian Pop  <s.pop@samsung.com>

	* graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
	instead of setting codegen_error to fail codegen.

2016-01-28  Jason Merrill  <jason@redhat.com>

	* tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.

2016-01-28  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (aarch64_if_then_else_costs):
	Remove CONST_INT_P check in CCMP cost calculation.

2016-01-28  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (generic_vector_cost):
	Set vec_permute_cost.
	(cortexa57_vector_cost): Likewise.
	(exynosm1_vector_cost): Likewise.
	(xgene1_vector_cost): Likewise.
	(aarch64_builtin_vectorization_cost): Use vec_permute_cost.
	* config/aarch64/aarch64-protos.h (cpu_vector_cost):
	Add vec_permute_cost entry.

2016-01-28  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.md (ccmp<mode>): Disassemble
	immediate as %1.
	(add<mode>3_compare0): Likewise.
	(addsi3_compare0_uxtw): Likewise.
	(add<mode>3nr_compare0): Likewise.
	(compare_neg<mode>): Likewise.
	(<optab><mode>3): Likewise.

2016-01-28  Ilya Enkovich  <enkovich.gnu@gmail.com>

	* tree-vect-stmts.c (vectorizable_comparison): Add
	NULL check for vectype.

2016-01-28  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69466
	* tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
	Account for PHIs we couldn't duplicate.

2016-01-28  Martin Liska  <mliska@suse.cz>

	PR pch/68758
	* ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
	instead of ENABLE_VALGRIND_CHECKING.

2016-01-27  Richard Henderson  <rth@redhat.com>

	PR rtl-opt/69447
	* lra-remat.c (subreg_regs): New.
	(dump_candidates_and_remat_bb_data): Dump it.
	(operand_to_remat): Reject if operand in subreg_regs.
	(set_bb_regs): Collect subreg_regs.
	(lra_remat): Init and free subreg_regs.  Compute
	calculate_local_reg_remat_bb_data before create_cands.

2016-01-27  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/68986
	* config/i386/i386.c (ix86_update_stack_boundary): Don't
	change stack_alignment_needed for __tls_get_addr call.

2016-01-27  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.c (print_operand): Rollback 's' removal.

2016-01-27  Jeff Law  <law@redhat.com>

	PR tree-optimization/68398
	PR tree-optimization/69196
	* params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
	(PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
	* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
	Only count PHIs in the last block in the path.  The others will
	const/copy propagate away.  Add heuristic to allow more irreducible
	subloops to be created when it is likely profitable to do so.

	* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
	Fix typo in comment.  Use gsi_after_labels and remove the GIMPLE_LABEL
	check from within the loop.  Use gsi_next_nondebug rather than gsi_next.

2016-01-27  Jakub Jelinek  <jakub@redhat.com>

	PR lto/69254
	* sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
	END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
	* asan.c (DEF_BUILTIN_STUB): Temporarily define.
	* tree-streamer-in.c: Include asan.h.
	(streamer_get_builtin_tree): For builtins in sanitizer
	range call initialize_sanitizer_builtins and retry.

2016-01-27  Ian Lance Taylor  <iant@google.com>

	* common.opt (fkeep-gc-roots-live): New undocumented option.
	* tree-ssa-loop-ivopts.c (add_candidate_1): If
	-fkeep-gc-roots-live, skip pointers.
	(add_iv_candidate_for_biv): Handle add_candidate_1 returning
	NULL.

2016-01-27  Uros Bizjak  <ubizjak@gmail.com>

	PR target/69512
	* config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
	(*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.

2016-01-27  Thomas Klausner  <wiz@NetBSD.org>

	PR target/68380
	* configure.ac: NetBSD provides SSP in its C library.
	* configure: Updated.

2016-01-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69166
	* tree-vect-loop.c (vect_is_simple_reduction): Always check
	reduction code for commutativity / associativity.

2016-01-27  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/69355
	* tree-sra.c (analyze_access_subtree): Correct hole detection when
	total_scalarization fails.

2016-01-27  David Edelsohn  <dje.gcc@gmail.com>

	* config/rs6000/driver-rs6000.c (detect_processor_aix): Add
	power9.

2016-01-27  Christian Bruel  <christian.bruel@st.com>

	PR target/69245
	* config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
	Move arm_reset_previous_fndecl and set_target_option_current_node in
	the conditional part.  Call save_restore_target_globals.
	* config/arm/arm.c (arm_set_current_function):
	Refactor to better support #pragma target and attribute mix.
	Call save_restore_target_globals.
	* config/arm/arm-protos.h (save_restore_target_globals): New function.

2016-01-27  Martin Liska  <mliska@suse.cz>

	* hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
	reference for an HSA kernel and its host function.

2016-01-27  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/69399
	* wide-int.h (wi::lrshift): For larger precisions, only
	use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.

2016-01-27  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/predicates.md (proper_comparison_operator): Reject
	constant-constant comparison.

2016-01-26  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/69110
	* tree-data-ref.c (initialize_data_dependence_relation): Handle
	DR_NUM_DIMENSIONS == 0.

2016-01-26  Abderrazek Zaafrani  <a.zaafrani@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
	isl_ast_op_cond and isl_ast_op_select.
	(gcc_expression_from_isl_expr_op): Same.

2016-01-26  Jason Merrill  <jason@redhat.com>

	PR c++/68782
	* tree.c (recompute_constructor_flags): Split out from
	build_constructor.
	(verify_constructor_flags): New.
	* tree.h: Declare them.

2016-01-26  Iain Buclaw  <ibuclaw@gdcproject.org>

	PR rtl-optimization/69217
	* var-tracking.c (tracked_record_parameter_p): Don't segfault if there
	are no TYPE_FIELDS set for the record type.

2016-01-26  Jakub Jelinek  <jakub@redhat.com>

	PR target/68662
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
	toc_label_name unconditionally.
	(rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
	SYMBOL_REF string.  Use toc_label_name instead of constructing
	LCTOC1.
	(rs6000_elf_declare_function_name): Use toc_label_name instead of
	constructing LCTOC1.

2016-01-26  Martin Sebor  <msebor@redhat.com>

	PR other/69477
	* doc/extend.texi (Common Type Attributes): Move text that talks about
	attribute packed from attribute aligned to the section discussing
	the former attribute for clarity.

2016-01-26  Richard Henderson  <rth@redhat.com>

	PR middle-end/60908
	* trans-mem.c (tm_region_init): Mark entry block as visited.

2016-01-26  David Malcolm  <dmalcolm@redhat.com>

	PR other/69006
	* diagnostic-show-locus.c (layout::print_source_line): Replace
	call to pp_newline with call to layout::print_newline.
	(layout::print_annotation_line): Likewise.
	(layout::move_to_column): Likewise.
	(layout::print_any_fixits): After printing any fixits, print a
	trailing newline, if necessary.
	(layout::print_newline): New method, resetting any colorization
	before a newline.
	(diagnostic_show_locus): Move the pp_newline to before the
	early bailout.  Remove dummy block enclosing the layout instance.
	* diagnostic.c (default_diagnostic_finalizer): Replace invocation
	of pp_newline_and_flush with pp_flush.
	(diagnostic_append_note): Delete use of pp_newline.
	(diagnostic_append_note_at_rich_loc): Delete.
	* diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
	* pretty-print.h (output_buffer_append_r): Reset buff->line_length
	when newline characters are added to the buffer.

2016-01-26  Michael Matz  <matz@suse.de>

	* configure.ac (ac_cv_std_swap_in_utility): New test.
	* system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
	* configure: Regenerate.
	* config.in: Regenerate.

2016-01-26  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.md (cstoresi4): Force operand into register.
	(arcset<code>): Fix predicate.
	(arcsetltu): Likewise.
	(arcsetgeu): Likewise.
	(arcsethi): Likewise.
	(arcsetls): Likewise.

2016-01-26  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/69483
	* gimple-fold.c (canonicalize_constructor_val): Return NULL
	if base has error_mark_node type.

2016-01-26  Christophe Lyon  <christophe.lyon@linaro.org>

	PR target/68620
	* config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
	* config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
	New helper macros.
	(vget_lane_f16): Handle big-endian.
	(vgetq_lane_f16): Likewise.
	(vset_lane_f16): Likewise.
	(vsetq_lane_f16): Likewise.
	* config/arm/iterators.md (VQXMOV): Add V8HF.
	(VDQ): Add V4HF and V8HF.
	(V_reg): Handle V4HF and V8HF.
	(Is_float_mode): Likewise.
	* config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
	neon_vdup_nv8hf): New patterns.
	(vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
	Use VD_LANE iterator.
	(neon_vld1_dup<mode>): Use VQ2 iterator.

2016-01-26  Nathan Sidwell  <nathan@acm.org>

	* omp-low.h (oacc_fn_attrib_kernels_p): Declare.
	(set_oacc_fn_attrib): Add IS_KERNEL arg.
	* omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
	(oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
	(expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
	(oacc_validate_dims): Add LEVEL arg, don't return level.
	(new_oacc_loop_routine): Use oacc_fn_attrib_level, not
	oacc_validate_dims.
	(execute_oacc_device_lower): Adjust, add more dump output.
	* tree-ssa-loop.c (gate_oacc_kernels): Use
	oacc_fn_attrib_kernels_p.
	* tree-parloops.c (create_parallel_loop): Adjust
	set_oacc_fn_attrib call.

2016-01-26  Jakub Jelinek  <jakub@redhat.com>

	PR lto/69254
	* lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
	(append_compiler_options): Handle -fcilkplus.
	(append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.

2016-01-26  Nick Clifton  <nickc@redhat.com>

	PR target/66655
	* config/i386/winnt.c (i386_pe_binds_local_p): If a function has
	been marked as DECL_ONE_ONLY but we do not the means to make it
	so, then do not allow it to bind locally.

2016-01-26  Jakub Jelinek  <jakub@redhat.com>

	PR lto/69254
	* opts.h (parse_sanitizer_options): New prototype.
	* opts.c (sanitizer_opts): New array.
	(parse_sanitizer_options): New function.
	(common_handle_option): Use parse_sanitizer_options.

2016-01-26  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/68986
	* config/i386/i386.c (ix86_compute_frame_layout): Move stack
	alignment adjustment to ...
	(ix86_update_stack_boundary): Here.  Don't over-align stack for
	__tls_get_addr.
	(ix86_finalize_stack_realign_flags): Use stack_alignment_needed
	if __tls_get_addr is called.

2016-01-26  Christian Bruel  <christian.bruel@st.com>

	* doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.

2016-01-26  Eric Botcazou  <ebotcazou@adacore.com>

	* config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.

2016-01-26  Richard Biener  <rguenther@suse.de>

	PR middle-end/69467
	* match.pd: Guard X * CST CMP 0 pattern with single_use.

2016-01-26  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69452
	* tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
	(move_computations_dom_walker::before_dom_children): Rename
	to ...
	(move_computations_worker): This.
	(move_computations): Perform an RPO rather than a DOM walk.

2016-01-26  Jakub Jelinek  <jakub@redhat.com>

	PR target/69442
	* combine.c (combine_instructions): For REG_EQUAL note with
	SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
	to the underlying register.
	* doc/rtl.texi (REG_EQUAL): Document the behavior of
	REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.

2016-01-26  Roger Ferrer Ibáñez  <rofirrim@gmail.com>

	PR target/67896
	* config/aarch64/aarch64-builtins.c
	(aarch64_init_simd_builtin_types): Do not set structural
	equality to __Poly{8,16,64,128}_t types.

2016-01-26  Richard Sandiford  <richard.sandiford@arm.com>

	PR tree-optimization/69400
	* wide-int.cc (wi_pack): Take the precision as argument and
	perform canonicalization here rather than in the callers.
	Use the main loop to handle all full-width HWIs.  Add a
	zero HWI if in_len isn't a full result.
	(wi::divmod_internal): Update accordingly.
	(wi::mul_internal): Likewise.  Simplify.

2016-01-25  Aditya Kumar  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* graphite-poly.c (apply_poly_transforms): Simplify.
	(print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
	(print_isl_map): Same.
	(print_isl_union_map): Same.
	(print_isl_schedule): New.
	(debug_isl_schedule): New.
	* graphite-dependences.c (scop_get_reads): Do not call
	isl_union_map_add_map that is undocumented isl functionality.
	(scop_get_must_writes): Same.
	(scop_get_may_writes): Same.
	(scop_get_original_schedule): Remove.
	(scop_get_dependences): Do not call isl_union_map_compute_flow that
	is deprecated in isl 0.15.  Instead, use isl_union_access_* interface.
	(compute_deps): Remove.
	* graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
	(debug_schedule_ast): New.
	(translate_isl_ast_to_gimple::scop_to_isl_ast): Call
	set_separate_option.
	(graphite_regenerate_ast_isl): Add dump.
	(translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
	from scop->transformed_schedule.
	(graphite_regenerate_ast_isl): Add more dump.
	* graphite-optimize-isl.c (optimize_isl): Set
	scop->transformed_schedule.  Check whether schedules are equal.
	(apply_poly_transforms): Move here.
	* graphite-poly.c (apply_poly_transforms): ... from here.
	(free_poly_bb): Static.
	(free_scop): Static.
	(pbb_number_of_iterations_at_time): Remove.
	(print_isl_ast): New.
	(debug_isl_ast): New.
	(debug_scop_pbb): New.
	* graphite-scop-detection.c (print_edge): Move.
	(print_sese): Move.
	* graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
	(build_scop_scattering): Remove.
	(create_pw_aff_from_tree): Assert instead of bailing out.
	(add_condition_to_pbb): Remove unused code, do not fail.
	(add_conditions_to_domain): Same.
	(add_conditions_to_constraints): Remove.
	(build_scop_context): New.
	(add_iter_domain_dimension): New.
	(build_iteration_domains): Initialize pbb->iterators.
	Call add_conditions_to_domain.
	(nested_in): New.
	(loop_at): New.
	(index_outermost_in_loop): New.
	(index_pbb_in_loop): New.
	(outermost_pbb_in): New.
	(add_in_sequence): New.
	(add_outer_projection): New.
	(outer_projection_mupa): New.
	(add_loop_schedule): New.
	(build_schedule_pbb): New.
	(build_schedule_loop): New.
	(embed_in_surrounding_loops): New.
	(build_schedule_loop_nest): New.
	(build_original_schedule): New.
	(build_poly_scop): Call build_original_schedule.
	* graphite.h: Declare print_isl_schedule and debug_isl_schedule.
	(free_poly_dr): Remove.
	(struct poly_bb): Add iterators.  Remove schedule, transformed, saved.
	(free_poly_bb): Remove.
	(debug_loop_vec): Remove.
	(print_isl_ast): Declare.
	(debug_isl_ast): Declare.
	(scop_do_interchange): Remove.
	(scop_do_strip_mine): Remove.
	(scop_do_block): Remove.
	(flatten_all_loops): Remove.
	(optimize_isl): Remove.
	(pbb_number_of_iterations_at_time): Remove.
	(debug_scop_pbb): Declare.
	(print_schedule_ast): Declare.
	(debug_schedule_ast): Declare.
	(struct scop): Remove schedule.  Add original_schedule,
	transformed_schedule.
	(free_gimple_poly_bb): Remove.
	(print_generated_program): Remove.
	(debug_generated_program): Remove.
	(unify_scattering_dimensions): Remove.
	* sese.c (print_edge): ... here.
	(print_sese): ... here.
	(debug_edge): ... here.
	(debug_sese): ... here.
	* sese.h (print_edge): Declare.
	(print_sese): Declare.
	(dump_edge): Declare.
	(dump_sese): Declare.

2016-01-25  Aditya Kumar  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* Makefile.in: Set ISLVER in site.exp.

2016-01-25  Jakub Jelinek  <jakub@redhat.com>

	* omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
	DECL_VALUE_EXPR of new_var even for the non-array case.  Look
	through DECL_VALUE_EXPR for expansion.

2016-01-25  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* config/mips/mips.c (mips_compute_frame_info): Skip re-computing
	the frame info after reload completed.

2016-01-25  Jeff Law  <law@redhat.com>

	PR tree-optimization/69196
	PR tree-optimization/68398
	* tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
	tree-ssa-threadupdate.c.
	(determine_bb_domination_status): Prototype
	* tree-ssa-threadupdate.c (enum bb_dom_status): Remove
	(determine_bb_domination_status): No longer static.
	(valid_jump_thread_path): Remove code to detect characteristics
	of the jump thread path not associated with correctness.
	* tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
	Correct test for thread path length.  Count PHIs for real operands as
	statements that need to be copied.  Do not count ASSERT_EXPRs.
	Look at all the blocks in the thread path.  Compute and selectively
	filter thread paths based on threading through the latch, threading
	a multiway branch or crossing a multiway branch.

2016-01-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled):  Add
	decl with __attribute__ ((unused)) annotation.

2016-01-25  Ilya Enkovich  <enkovich.gnu@gmail.com>

	PR target/69421
	* tree-vect-stmts.c (vectorizable_condition): Check vectype
	of operands is compatible with a statement vectype.

2016-01-25  Eric Botcazou  <ebotcazou@adacore.com>

	* doc/extend.texi (scalar_storage_order type attribute): Fix typo and
	improve wording for mixed storage order support.

2016-01-25  Bilyan Borisov  <bilyan.borisov@arm.com>

	* config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
	(vcvt_u64_f64): Likewise.
	(vcvta_s64_f64): Likewise.
	(vcvta_u64_f64): Likewise.
	(vcvtm_s64_f64): Likewise.
	(vcvtm_u64_f64): Likewise.
	(vcvtn_s64_f64): Likewise.
	(vcvtn_u64_f64): Likewise.
	(vcvtp_s64_f64): Likewise.
	(vcvtp_u64_f64): Likewise.

2016-01-25  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
	(arc_init): Check validity mll64 option.
	(arc_save_restore): Use double load/store instruction.
	(arc_expand_movmem): Likewise.
	(arc_split_move): Don't split if we have double load/store
	instructions. Returns a boolean.
	(arc_process_double_reg_moves): Change function to return boolean
	instead of a sequence of instructions.
	(arc_dwarf_register_span): New function.
	* config/arc/arc-protos.h (arc_split_move): Change prototype.
	* config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
	* config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
	(*movdf_insn): Likewise.
	* config/arc/arc.opt (mll64): New option.
	* config/arc/predicates.md (even_register_operand): New predicate.
	* doc/invoke.texi (ARC Options): Add mll64 documentation.

2016-01-25  Richard Biener  <rguenther@suse.de>

	PR lto/69393
	* dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
	* tree-streamer-out.c (pack_ts_base_value_fields): Stream
	DECL_NAMELESS.
	* tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.

2016-01-25  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69376
	* tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
	flag.
	(VN_INFO_ANTI_RANGE_P): New inline.
	(VN_INFO_RANGE_TYPE): Likewise.
	* tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
	SSA_NAME_ANTI_RANGE_P.
	(free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
	* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
	Properly query VN_INFO_RANGE_TYPE.

2016-01-25  Nick Clifton  <nickc@redhat.com>

	PR target/66655
	* config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.

2016-01-23  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/69426
	* tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
	removed clobber.

2016-01-23  Jakub Jelinek  <jakub@redhat.com>

	* tree-ssanames.c (release_free_names_and_compact_live_names): Replace
	"the the" with "the" in the comments.
	* ipa-devirt.c (build_type_inheritance_graph,
	update_type_inheritance_graph): Likewise.
	* tree.c (build_function_type_list_1): Likewise.
	* cfgloopmanip.c (scale_loop_profile): Likewise.
	* tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
	* gimple-ssa-split-paths.c
	(find_block_to_duplicate_for_splitting_paths): Likewise.
	* tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
	* expr.c (convert_move): Likewise.
	* var-tracking.c (vt_stack_adjustments): Likewise.
	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
	* tree-vrp.c (test_for_singularity): Likewise.

	* tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
	directly instead of building a temporary tree.

	PR bootstrap/69434
	* genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
	remove <algorithm> include.

2016-01-22  Jakub Jelinek  <jakub@redhat.com>

	PR target/69432
	* config/i386/i386.c: Include dojump.h.
	(expand_small_movmem_or_setmem,
	expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
	fixes.
	(ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
	if dynamic_check != -1.

2016-01-21  Jeff Law  <law@redhat.com>

	PR middle-end/69347
	* tree-ssa-dom.c (back_propagate_equivalences): Factored out of
	record_temporary_equivalences.  Rewritten to avoid unnecessary calls
	into dominated_by_p.
	(cprop_into_successor_phis): Avoid unnecessary tests.

2016-01-22  Richard Henderson  <rth@redhat.com>

	PR target/69416
	* config/aarch64/aarch64.md (UNSPEC_NZCV): New.
	(ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.

2016-01-22  Michael Matz  <matz@suse.de>

	* system.h (string, algorithm): Include only conditionally.
	(new): Include always under C++.
	* bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
	* final.c (toplevel): Ditto.
	* ipa-chkp.c (toplevel): Define INCLUDE_STRING.
	* genconditions.c (write_header): Make gencondmd.c define
	INCLUDE_STRING.
	* mem-stats.h (mem_usage::print_dash_line): Don't use std::string.

	* config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
	* common/config/aarch64/aarch64-common.c (toplevel): Ditto.

2016-01-22  Christian Bruel  <christian.bruel@st.com>

	PR target/68674
	* expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.

2016-01-22  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/69403
	* config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
	define_insn_and_split.  Ensure operands[1] and operands[0] do not
	get assigned the same register.

2016-01-22  Kugan Vivekanandarajah  <kuganv@linaro.org>

	* ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.

2016-01-22  Christian Bruel  <christian.bruel@st.com>

	* config/arm/arm-c.c (arm_pragma_target_parse):
	Remove warn_builtin_macro_redefined overwrite.

2016-01-22  Eric Botcazou  <ebotcazou@adacore.com>

	* ipa-inline.c (can_inline_edge_p): Back out overzealous check on
	flag_non_call_exceptions compatibility.

2016-01-22  Jakub Jelinek  <jakub@redhat.com>

	PR debug/66668
	* dwarf2out.c (add_child_die_after): New function.
	(dwarf_qual_info_t): New type.
	(dwarf_qual_info): New variable.
	(qualified_die_p): New function.
	(modified_type_die): For -fdebug-types-section, ensure
	canonical order of qualifiers.  Put qualified DIEs adjacent
	to the corresponding non-qualified type DIE and search there
	for existing qualified DIEs.

2016-01-22  Eric Botcazou  <ebotcazou@adacore.com>

	* doc/extend.texi (scalar_storage_order type attribute): Document
	restriction on type punning and aliasing, and remove future tense.

2016-01-21  Roman Zhuykov  <zhroma@ispras.ru>

	PR target/69252
	* modulo-sched.c (optimize_sc):	Allow branch-scheduling to add a new
	first stage.

2016-01-21  Jeff Law  <law@redhat.com>

	PR middle-end/69347
	* tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
	useless call to record_temporary_equivalences.
	* tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
	allocate 10 slots in the bb_path vector and let it grow as needed.
	(fsm_find_control_statement_thread_paths): Similarly for the next_path
	vector.

2016-01-21  David Edelsohn  <dje.gcc@gmail.com>

	* configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
	Detangle.
	* configure: Regenerate.

2016-01-21  Pat Haugen  <pthaugen@us.ibm.com>

	* config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
	* config/rs6000/driver-rs6000.c (struct asm_names): Likewise.

2016-01-21  Bernd Schmidt  <bschmidt@redhat.com>

	PR middle-end/66178
	* expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
	drop EXPAND_INITIALIZER.
	* rtl.h (contains_symbolic_reference_p): Declare.
	* rtlanal.c (contains_symbolic_reference_p): New function.
	* simplify-rtx.c (simplify_binary_operation_1): Don't turn
	a subtraction into a NOT if symbolic constants are involved.

2016-01-21  Anton Blanchard  <anton@samba.org>
	    Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/63354
	* config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
	#define.
	* config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
	function.

2016-01-21  Ajit Agarwal  <ajitkum@xilinx.com>

	* config/microblaze/microblaze.c
	(get_branch_target): New.
	(insert_wic_for_ilb_runout): New.
	(insert_wic): New.
	(microblaze_machine_dependent_reorg): New.
	(TARGET_MACHINE_DEPENDENT_REORG): Define macro.
	* config/microblaze/microblaze.md
	(UNSPEC_IPREFETCH): Define.
	(iprefetch): New pattern
	* config/microblaze/microblaze.opt
	(mxl-prefetch): New flag.

2016-01-21  Ajit Agarwal  <ajitkum@xilinx.com>

	* config/microblaze/microblaze.h
	(FIXED_REGISTERS): Update in macro.
	(CALL_USED_REGISTERS): Update in macro.

2016-01-21  Yuri Rumyantsev  <ysrumyan@gmail.com>

	PR rtl-optimization/68920
	* ifcvt.c (cond_move_process_if_block): Limit number of conditional
	moves.

2016-01-21  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/68990
	* lra-coalesce.c (lra_coalesce): Invalidate value for the result
	pseudo instead of inheritance ones.

2016-01-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>
	    Nick Clifton  <nickc@redhat.com>

	PR target/69129
	PR target/69012
	* config/mips/mips.c (mips_compute_frame_info): Initialise
	args_size and hard_frame_pointer_offset fields of the frame
	structure before calling mips_global_pointer.

2016-01-21  David Edelsohn  <dje.gcc@gmail.com>

	* configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
	label reference.
	* configure: Regenerate.

2016-01-21  Richard Biener  <rguenther@suse.de>

	* graphite-optimize-isl.c (get_schedule_map): Fix typo.

2016-01-21  Marcin Kościelnicki  <koriakin@0x04.net>

	* config/s390/s390.c (s390_asm_declare_function_size): Add code
	to actually emit the .size directive.

2016-01-21   Stefan Sørensen  <stefan.sorensen@spectralink.com>
	     Jakub Jelinek  <jakub@redhat.com>

	PR target/69187
	PR target/65624
	* config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
	args array size by one to avoid buffer overflow.

2016-01-21  Marcin Kościelnicki  <koriakin@0x04.net>

	* config/s390/s390.md (pool_section_start): Use switch_to_section
	to select proper read-only data section instead of hardcoding
	.rodata.
	(pool_section_end): Use switch_to_section to match the above.

2016-01-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69378
	* tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
	(set_ssa_val_to): Use it for dominance checks taking into
	account not executable edges.

2016-01-21  Jakub Jelinek  <jakub@redhat.com>

	PR c++/69355
	* tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
	for bitsize instead of GET_MODE_PRECISION (mode).

2016-01-20  Martin Sebor  <msebor@redhat.com>

	PR c/52291
	* extend.texi (__sync Builtins): Clarify the semantics of
	__sync_fetch_and_OP built-ins on pointers.
	(__atomic Builtins): Same.

2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
	(class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
	(is_valid_rename): Same.
	(translate_isl_ast_to_gimple::get_rename): Same.
	(translate_isl_ast_to_gimple::rename_all_uses): Same.
	(translate_isl_ast_to_gimple::rename_uses): Same.
	(get_new_name): Check for close_phi nodes.
	(copy_loop_phi_args): Use phi_node_kind.
	(translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
	(translate_isl_ast_to_gimple::copy_cond_phi_args): Same.

2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	Revert commit r229783.
	* graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
	Remove use of parameter_rename_map.
	(copy_def): Remove.
	(copy_internal_parameters): Remove.
	(graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
	* sese.c (new_sese_info): Do not initialize parameter_rename_map.
	(free_sese_info): Do not free parameter_rename_map.
	(set_rename): Do not use parameter_rename_map.
	(rename_uses): Update call to set_rename.
	(graphite_copy_stmts_from_block): Do not use parameter_rename_map.
	* sese.h (parameter_rename_map_t): Remove.
	(struct sese_info_t): Remove field parameter_rename_map.

2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* graphite-isl-ast-to-gimple.c: Fix comment.
	* graphite-scop-detection.c (defined_in_loop_p): New.
	(canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
	names defined in loop.

2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
	Discard unstructured if-then-else regions.

2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
	(cleanup_loop_iter_dom): Remove.
	(build_loop_iteration_domains): Remove.
	(build_scop_context): Remove.
	(build_scop_iteration_domain): Remove.
	(add_loop_constraints): New.
	(build_iteration_domains): New.
	(build_poly_scop): Call build_iteration_domains.

2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* graphite-scop-detection.c
	(scop_detection::harmful_loop_in_region): Free dom and loops.
	(scop_detection::loop_body_is_valid_scop): Free bbs.

2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* graphite-scop-detection.c (record_loop_in_sese): New.
	(gather_bbs::before_dom_children): Call record_loop_in_sese.
	(build_scops): Remove call to build_sese_loop_nests.
	* sese.c (sese_record_loop): Remove.
	(build_sese_loop_nests): Remove.
	(new_sese_info): Remove region->loops.
	(free_sese_info): Same.
	* sese.h (sese_contains_loop): Same.
	(build_sese_loop_nests): Remove.
	(sese_contains_loop): Remove.

2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* graphite-scop-detection.c (loop_is_valid_scop): Renamed
	loop_is_valid_in_scop.
	(scop_detection::harmful_stmt_in_region): Renamed
	harmful_loop_in_region.
	Call loop_is_valid_in_scop.

2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
	isl_ast_node_mark.

2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
	* graphite.h (struct poly_bb): Remove field is_reduction.
	(PBB_IS_REDUCTION): Remove.

2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
	(add_pdr_constraints): Same.
	(scop_get_reads): Same.
	(scop_get_must_writes): Same.
	(scop_get_may_writes): Same.
	(scop_get_original_schedule): Same.
	(extend_schedule): Same.
	(apply_schedule_on_deps): Same.
	(carries_deps): Same.
	(compute_deps): Same.
	(scop_get_dependences): Same.
	* graphite-isl-ast-to-gimple.c
	(translate_isl_ast_to_gimple::generate_isl_schedule): Same.
	* graphite-optimize-isl.c (get_schedule_for_band): Same.
	(get_schedule_for_band_list): Same.
	(get_schedule_map): Same.
	(apply_schedule_map_to_scop): Same.
	* graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
	(build_loop_iteration_domains): Same.
	(add_condition_to_pbb): Same.
	(add_param_constraints): Same.
	(pdr_add_memory_accesses): Same.
	(pdr_add_data_dimensions): Same.

2016-01-20  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
	requirements.

2016-01-20  Sandra Loosemore  <sandra@codesourcery.com>

	* common.opt (feliminate-dwarf2-dups): Replace references to
	"DWARF 2" with just "DWARF".
	* config/ia64/ia64.opt (mdwarf2-asm): Likewise.
	* doc/extend.texi: Likewise.
	* doc/cpp.texi: Likewise.
	* doc/invoke.texi: Likewise.
	(Option Summary): Add -gdwarf to list of Debugging Options.
	(Debugging Options): Document -gdwarf.
	* doc/contrib.texi: Spell "DWARF" like that.

2016-01-21  Jakub Jelinek  <jakub@redhat.com>

	* omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
	warning.  Fix up formatting.

	PR middle-end/67653
	* gimplify.c (gimplify_asm_expr): Warn if it is too late to
	attempt to mark memory input operand addressable and
	call prepare_gimple_addressable in that case.  Don't adjust
	input_location for diagnostics, use error_at instead.

2016-01-20  Peter Bergner  <bergner@vnet.ibm.com>

	* config/rs6000/ppc-auxv.h: New file.
	* config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
	(cpu_is): Likewise.
	(cpu_supports): Likewise.
	* config/rs6000/rs6000.c: include "ppc-auxv.h".
	(cpu_is_info): New variable.
	(cpu_supports_info): Likewise.
	(tcb_verification_symbol): Likewise.
	(cpu_builtin_p): Likewise.
	(cpu_expand_builtin): New function.
	(rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
	(rs6000_init_builtins): Likewise.
	(rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
	* config/rs6000/rs6000.h (TLS_REGNUM): New define.
	* configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
	* configure: Regenerate.
	* config.in: Likewise.
	* doc/extend.texi (PowerPC Built-in Functions): Document
	__builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.

2016-01-20  David Edelsohn  <dje.gcc@gmail.com>

	PR target/68609
	* config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
	domain check.
	* config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
	for V4SFmode.

2016-01-20  Richard Henderson  <rth@redhat.com>

	PR bootstrap/69343
	PR bootstrap/69339
	PR tree-opt/68964
	Revert:
	* tree.c (tm_define_builtin): New.
	(find_tm_vector_type): New.
	(build_tm_vector_builtins): New.
	(build_common_builtin_nodes): Call it.

2016-01-20  Christophe Lyon  <christophe.lyon@linaro.org>

	* doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
	(arm_fp_ok): Likewise.
	(arm_fp): Likewise.
	(arm_crypto): Likewise.

2016-01-20  Ilya Enkovich  <enkovich.gnu@gmail.com>
	    Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69328
	* tree-vect-stmts.c (vect_is_simple_cond): Check compared
	vectors have same number of elements.
	(vectorizable_condition): Fix masked version recognition.

2016-01-20  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69345
	* tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
	(VN_INFO_PTR_INFO): Likewise.
	* tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
	info when it is equal between non-dominating SSA names.
	* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
	Make sure to look at original SSA infos.

2016-01-20  Jeff Law  <law@redhat.com>

	PR target/25114
	* config/m68k/predicates.md (pow2_m1_operand): New predicate
	extracted from ...
	(reg_or_pow2_m1_operand): Call pow2_m1_operand.
	(pc_or_label_operand): New predicate.
	* config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
	tests for small integers that are 2^n - 1.

2016-01-20  Jonathan Wakely  <jwakely@redhat.com>

	* doc/invoke.texi (Options Summary): Add '.' after @xref.

2016-01-19  Jeff Law  <law@redhat.com>

	PR middle-end/69347
	* tree-ssa-threadbackwards.c
	(fsm_find_control_statement_thread_paths): Do not try to lookup
	FSM paths for SSA_NAMEs appearing in abnormal PHIs.

2016-01-20  Kugan Vivekanandarajah  <kuganv@linaro.org>

	* doc/lto.texi: Remove text that says only Gold has linker plugin
	support.

2016-01-19  Eric Botcazou  <ebotcazou@adacore.com>

	* dwarf2out.c (need_endianity_attribute_p): New inline predicate.
	(base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
	the DIE accordingly.
	(modified_type_die): Add REVERSE parameter and pass it recursively,
	as well as to base_type_die.  Adjust presence check accordingly.
	(base_type_for_mode): Adjust call to modified_type_die.
	(add_type_attribute): Add REVERSE parameter and pass it to
	modified_type_die.
	(generic_parameter_die): Adjust call to add_type_attribute.
	(add_scalar_info): Likewise.
	(add_subscript_info): Likewise.
	(gen_array_type_die): Likewise.
	(gen_descr_array_type_die): Likewise.
	(gen_entry_point_die): Likewise.
	(gen_enumeration_type_die): Likewise.
	(gen_formal_parameter_die): Likewise.
	(gen_subprogram_die): Likewise.
	(gen_variable_die ): Likewise.
	(gen_const_die): Likewise.
	(gen_field_die): Likewise.
	(gen_pointer_type_die): Likewise.
	(gen_reference_type_die): Likewise.
	(gen_ptr_to_mbr_type_die): Likewise.
	(gen_inheritance_die): Likewise.
	(gen_subroutine_type_die): Likewise.
	(gen_typedef_die): Likewise.
	(force_type_die): Adjust call to modified_type_die.

2016-01-19  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/standards.texi: Copy-editing for grammar, markup, and sentence
	flow throughout the file.  Fix broken link to Objective-C 2.0
	documentation.
	* doc/invoke.texi: More copy-editing; fix numerous typos and spelling
	errors.

2016-01-19  Wilco Dijkstra  <wdijkstr@arm.com>

	* ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.

2016-01-19  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/66223
	* ipa-devirt.c (is_cxa_pure_virtual_p): New function.
	(maybe_record_node): Record cxa_pure_virtual as the only possible
	target if there are not ohter candidates.
	(possible_polymorphic_call_target_p): Accept cxa_pure_virtual.

2016-01-19  Richard Biener  <rguenther@suse.de>

	* hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
	(get_memory_order): Likewise.

2016-01-19  Kirill Yukhin  <kirill.yukhin@intel.com>

	* tree-vect-stmts.c (vectorizable_store): Check
	rhs vectype.

2016-01-19  David Malcolm  <dmalcolm@redhat.com>

	PR jit/68446
	* gcc.c (driver::decode_argv): Add call to
	init_opts_obstack before init_options_struct.
	* opts.c (init_opts_obstack): Remove idempotency.
	(init_options_struct): Replace call to init_opts_obstack
	with a gcc_assert to verify that it has already been called.
	* toplev.c (toplev::main): Add call to init_opts_obstack before
	calls to init_options_struct.
	(toplev::finalize): Move cleanup of opts_obstack next to
	cleanup of save_decoded_options, clearing the latter, and
	save_decoded_options_count.

2016-01-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/69135
	* config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
	attribute to unconditional.  Remove %? from output template.

2015-01-19  Wilco Dijkstra  <wdijkstr@arm.com>
	    Jiong Wang  <jiong.wang@arm.com>

	* ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
	generated from different expand order.

2015-01-19  Wilco Dijkstra  <wdijkstr@arm.com>

	* /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
	Add support for CCMP costing.

2015-01-19  Wilco Dijkstra  <wdijkstr@arm.com>

	* ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
	* config/aarch64/aarch64.md (fccmp<mode>): New pattern.
	(fccmpe<mode>): Likewise.
	(fcmp): Rename to fcmp and globalize pattern.
	(fcmpe): Likewise.
	* config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
	(aarch64_gen_ccmp_next): Add FP support.

2015-01-19  Wilco Dijkstra  <wdijkstr@arm.com>

	* target.def (gen_ccmp_first): Update documentation.
	(gen_ccmp_next): Likewise.
	* doc/tm.texi (gen_ccmp_first): Update documentation.
	(gen_ccmp_next): Likewise.
	* ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
	expand_ccmp_expr_1.  Improve comments.
	* config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
	(ccmp_ior<mode>): Remove pattern.
	(cmp<mode>): Remove expand.
	(cmp): Globalize pattern.
	(cstorecc4): Use cc_register.
	(mov<mode>cc): Remove ccmp_cc_register check.
	* config/aarch64/aarch64.c (aarch64_get_condition_code_1):
	Simplify after removal of CC_DNE/* modes.
	(aarch64_ccmp_mode_to_code): Remove.
	(aarch64_print_operand): Remove 'K' case.  Merge 'm' and 'M' cases.
	In 'k' case use integer as condition.
	(aarch64_nzcv_codes): Remove inverted cases.
	(aarch64_code_to_ccmode): Remove.
	(aarch64_gen_ccmp_first): Use cmp pattern directly.  Return the correct
	comparison with CC register to be used in folowing CCMP/branch/CSEL.
	(aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
	pattern.  Return the comparison with CC register.  Invert conditions
	when bitcode is OR.
	* config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
	* config/aarch64/predicates.md (ccmp_cc_register): Remove.

2016-01-19  Jan Hubicka  <hubicka@ucw.cz>

	* cgraphunit.c (cgraph_node::reset): Clear thunk info and
	instrumented_version.

2016-01-19  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69336
	* tree-ssa-scopedtables.c (avail_expr_hash): Handle all
	handled components with get_ref_base_and_extent.
	(equal_mem_array_ref_p): Adjust.

2016-01-19  Jakub Jelinek  <jakub@redhat.com>

	PR debug/65779
	* shrink-wrap.c: Include valtrack.h.
	(move_insn_for_shrink_wrap): Add DEBUG argument.  If
	MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
	in between insn and where it will be moved to.  Call
	dead_debug_insert_temp.
	(prepare_shrink_wrap): Adjust caller.  Call dead_debug_local_init
	first and dead_debug_local_finish at the end.
	For uses and defs bitmap, handle all regs in between REGNO and
	END_REGNO, not just the first one.

2016-01-19  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69352
	* tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
	(equal_mem_array_ref_p): Constrain size and max size properly.
	Compare the reverse flag.

2016-01-19  Bernd Schmidt  <bschmidt@redhat.com>

	* ira.c (ira): Update regstat data if we deleted insns.

2016-01-19  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/68955
	PR rtl-optimization/64557
	* dse.c (record_store, check_mem_read_rtx): Don't call get_addr
	here.  Fix up formatting.
	* alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.

2016-01-19  Jan Hubicka  <hubicka@ucw.cz>

	PR lto/69133
	* cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
	assume that the node has body.
	* cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
	check.

2016-01-19  Jan Hubicka  <hubicka@ucw.cz>

	* lto-streamer-out.c (lto_output): Do not stream instrumentation
	thunks.

2016-01-19  Jan Hubicka  <hubicka@ucw.cz>

	* symtab.c (symtab_node::asm_name): Do not call printable name directly.
	(symtab_node::name): Report name as unnamed if DECL_NAME is not set.

2016-01-19  Martin Jambor  <mjambor@suse.cz>
	    Martin Liska  <mliska@suse.cz>
	    Michael Matz  <matz@suse.de>

	* Makefile.in (OBJS): Add new source files.
	(GTFILES): Add hsa.c.
	* common.opt (disable_hsa): New variable.
	(-Whsa): New warning.
	* config.in (ENABLE_HSA): New.
	* configure.ac: Treat hsa differently from other accelerators.
	(OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
	$enable_offloading.
	(ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
	* doc/install.texi (Configuration): Document --with-hsa-runtime,
	--with-hsa-runtime-include, --with-hsa-runtime-lib and
	--with-hsa-kmt-lib.
	* doc/invoke.texi (-Whsa): Document.
	(hsa-gen-debug-stores): Likewise.
	* lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
	to invoke offload compiler for hsa acclerator.
	* opts.c (common_handle_option): Determine whether HSA offloading
	should be performed.
	* params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
	* builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
	(BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
	(BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
	* gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
	* gimple-pretty-print.c (dump_gimple_omp_for): Also handle
	GF_OMP_FOR_KIND_GRID_LOOP.
	(dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
	(pp_gimple_stmt_1): Likewise.
	* gimple-walk.c (walk_gimple_stmt): Likewise.
	* gimple.c (gimple_build_omp_grid_body): New function.
	(gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
	* gimple.def (GIMPLE_OMP_GRID_BODY): New.
	* gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
	GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
	GF_OMP_TEAMS_GRID_PHONY.
	(gimple_statement_omp_single_layout): Updated comments.
	(gimple_build_omp_grid_body): New function.
	(gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
	(gimple_omp_for_grid_phony): New function.
	(gimple_omp_for_set_grid_phony): Likewise.
	(gimple_omp_parallel_grid_phony): Likewise.
	(gimple_omp_parallel_set_grid_phony): Likewise.
	(gimple_omp_teams_grid_phony): Likewise.
	(gimple_omp_teams_set_grid_phony): Likewise.
	(gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
	* omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
	(BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
	(BUILT_IN_GOMP_TARGET): Updated type.
	* omp-low.c: Include symbol-summary.h, hsa.h and params.h.
	(adjust_for_condition): New function.
	(get_omp_for_step_from_incr): Likewise.
	(extract_omp_for_data): Moved parts to adjust_for_condition and
	get_omp_for_step_from_incr.
	(build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
	(fixup_child_record_type): Bail out if receiver_decl is NULL.
	(scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
	(scan_omp_parallel): Do not create child functions for phony
	constructs.
	(check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
	(scan_omp_1_op): Checking assert we are not remapping to
	ERROR_MARK.  Also also handle GIMPLE_OMP_GRID_BODY.
	(parallel_needs_hsa_kernel_p): New function.
	(expand_parallel_call): Register apprpriate parallel child
	functions as HSA kernels.
	(grid_launch_attributes_trees): New type.
	(grid_attr_trees): New variable.
	(grid_create_kernel_launch_attr_types): New function.
	(grid_insert_store_range_dim): Likewise.
	(grid_get_kernel_launch_attributes): Likewise.
	(get_target_argument_identifier_1): Likewise.
	(get_target_argument_identifier): Likewise.
	(get_target_argument_value): Likewise.
	(push_target_argument_according_to_value): Likewise.
	(get_target_arguments): Likewise.
	(expand_omp_target): Call get_target_arguments instead of looking
	up for teams and thread limit.
	(grid_expand_omp_for_loop): New function.
	(grid_arg_decl_map): New type.
	(grid_remap_kernel_arg_accesses): New function.
	(grid_expand_target_kernel_body): New function.
	(expand_omp): Call it.
	(lower_omp_for): Do not emit phony constructs.
	(lower_omp_taskreg): Do not emit phony constructs but create for them
	a temporary variable receiver_decl.
	(lower_omp_taskreg): Do not emit phony constructs.
	(lower_omp_teams): Likewise.
	(lower_omp_grid_body): New function.
	(lower_omp_1): Call it.
	(grid_reg_assignment_to_local_var_p): New function.
	(grid_seq_only_contains_local_assignments): Likewise.
	(grid_find_single_omp_among_assignments_1): Likewise.
	(grid_find_single_omp_among_assignments): Likewise.
	(grid_find_ungridifiable_statement): Likewise.
	(grid_target_follows_gridifiable_pattern): Likewise.
	(grid_remap_prebody_decls): Likewise.
	(grid_copy_leading_local_assignments): Likewise.
	(grid_process_kernel_body_copy): Likewise.
	(grid_attempt_target_gridification): Likewise.
	(grid_gridify_all_targets_stmt): Likewise.
	(grid_gridify_all_targets): Likewise.
	(execute_lower_omp): Call grid_gridify_all_targets.
	(make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
	* tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
	(tree_omp_clause): Added union field dimension.
	* tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
	* tree.c (omp_clause_num_ops): Added number of arguments of
	OMP_CLAUSE__GRIDDIM_.
	(omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
	(walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
	* tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
	(OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
	(OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
	(OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
	* passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
	* tree-pass.h (make_pass_gen_hsail): Declare.
	(make_pass_ipa_hsa): Likewise.
	* ipa-hsa.c: New file.
	* lto-section-in.c (lto_section_name): Add hsa section name.
	* lto-streamer.h (lto_section_type): Add hsa section.
	* timevar.def (TV_IPA_HSA): New.
	* hsa-brig-format.h: New file.
	* hsa-brig.c: New file.
	* hsa-dump.c: Likewise.
	* hsa-gen.c: Likewise.
	* hsa.c: Likewise.
	* hsa.h: Likewise.
	* toplev.c (compile_file): Call hsa_output_brig.
	* hsa-regalloc.c: New file.

2016-01-18  Jeff Law  <law@redhat.com>

	PR tree-optimization/69320
	* tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
	ranged object, do nothing if the RHS constant is not [0..1].
	(optimize_stmt): Comparing a boolean ranged object against a
	constant outside [0..1] results in a compile-time constant.

	* tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
	test.

2016-01-18  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/invoke.texi (Invoking GCC): Add new section to menu.
	(Option Summary): Update to reflect new section and moved options.
	(C++ Dialect Options): Move -fstats to new section.
	(Debugging Options): Move all dump, statistics, and other GCC
	developer options to new section.  Rewrite section introduction
	and re-order remaining options to put the more basic ones first.
	(Optimization Options): Move -fira-verbose and -flto-report* to
	new section.
	(Developer Options): New section incorporating moved options.
	* doc/cppopts.texi (-dM): Update cross-reference.

2016-01-18  Richard Henderson  <rth@redhat.com>

	PR target/69176
	* config/aarch64/aarch64.md (add<GPI>3): Move long immediate
	operands to pseudo only if CSE is expected.  Split long immediate
	operands only after reload, and for the stack pointer.
	(*add<GPI>3_pluslong): Remove.
	(*addsi3_aarch64, *adddi3_aarch64): Merge into...
	(*add<GPI>3_aarch64): ... here.  Add r/rk/Upl alternative.
	(*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
	(*add<GPI>3 peepholes): New.
	(*add<GPI>3 splitters): New.
	* config/aarch64/constraints.md (Upl): New.
	* config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.

2016-01-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69297
	* tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
	stmt at most once.
	(vect_bb_vectorization_profitable_p): Clear visited flag again.

2016-01-18  Yuri Rumyantsev  <ysrumyan@gmail.com>

	PR middle-end/68542
	* fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
	of mixind vector and scalar types.
	(fold_relational_const): Add handling of vector
	comparison with boolean result.
	* tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
	comparison of vector operands with boolean result for EQ/NE only.
	(verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
	(verify_gimple_cond): Likewise.
	* tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
	valid type of VAL.

2016-01-18  Joseph Myers  <joseph@codesourcery.com>

	* config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
	!TARGET_OCTEON.

2016-01-18  Richard Biener  <rguenther@suse.de>

	PR middle-end/69308
	* gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.

2016-01-18  Tom de Vries  <tom@codesourcery.com>

	* passes.def: Add pass_parallelize_loops to pass_oacc_kernels.

2016-01-18  Tom de Vries  <tom@codesourcery.com>

	* omp-low.c (set_oacc_fn_attrib): Make extern.
	* omp-low.h (set_oacc_fn_attrib): Declare.
	* tree-parloops.c (struct reduction_info): Add reduc_addr field.
	(create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
	(create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
	Add and handle function parameter oacc_kernels_p.
	(find_reduc_addr, get_omp_data_i_param): New function.
	(ref_conflicts_with_region, oacc_entry_exit_ok_1)
	(oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
	(parallelize_loops): Add and handle function parameter oacc_kernels_p.
	Calculate dominance info.  Skip loops that are not in a kernels region
	in oacc_kernels_p mode.  Skip inner loops of parallelized loops.
	(pass_parallelize_loops::execute): Call parallelize_loops with
	oacc_kernels_p argument.
	(pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
	New member function.
	(pass_parallelize_loops::bool oacc_kernels_p): New member var.
	* passes.def: Add argument to pass_parallelize_loops instantation.

2016-01-18  Tom de Vries  <tom@codesourcery.com>

	* tree-parloops.c (pass_parallelize_loops::execute): Allow
	pass_parallelize_loops to be run outside the loop pipeline.

2016-01-18  Alan Lawrence  <alan.lawrence@arm.com>

	* tree-scalar-evolution.c (follow_copies_to_constant): New.
	(analyze_initial_condition, analyze_scalar_evolution_1): Call previous.

2016-01-18  Alan Lawrence  <alan.lawrence@arm.com>

	PR target/63679
	* tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
	using get_ref_base_and_extent.
	(equal_mem_array_ref_p): New.
	(hashable_expr_equal_p): Add call to previous.

2016-01-18  Alan Lawrence  <alan.lawrence@arm.com>

	PR target/63679
	* tree-sra.c (disqualified_constants, constant_decl_p): New.
	(sra_initialize): Allocate disqualified_constants.
	(sra_deinitialize): Free disqualified_constants.
	(disqualify_candidate): Update disqualified_constants when appropriate.
	(create_access): Scan for constant-pool entries as we go along.
	(scalarizable_type_p): Add check against type_contains_placeholder_p.
	(maybe_add_sra_candidate): Allow constant-pool entries.
	(load_assign_lhs_subreplacements): Bind debug for constant pool vars.
	(initialize_constant_pool_replacements): New.
	(sra_modify_assign): Avoid mangling assignments created by previous,
	and don't generate writes into constant pool.
	(sra_modify_function_body): Call initialize_constant_pool_replacements.

2016-01-18  Ilya Enkovich  <enkovich.gnu@gmail.com>

	* config/i386/i386.c (scalar_to_vector_candidate_p): Support
	andnot instruction.
	(scalar_chain::convert_op): Likewise.
	* config/i386/i386.md (*andndi3_doubleword): New.

2016-01-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69170
	* tree-vect-slp.c (vect_build_slp_tree): Verify we are not
	building a vector from scalar results of a pattern stmt.

2016-01-18  Jakub Jelinek  <jakub@redhat.com>

	* haifa-sched.c (autopref_multipass_init): Work around
	-Wmaybe-uninitialized warning.

2016-01-18  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm.c (thumb1_reorg): Check that the comparison is
	against the constant 0.

2016-01-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/68799
	* gimple-ssa-strength-reduction.c (create_phi_basis): Directly
	look up phi candidates in the statement-candidate map.
	(phi_add_costs): Likewise.
	(record_phi_increments): Likewise.
	(phi_incr_cost): Likewise.
	(ncd_with_phi): Likewise.
	(all_phi_incrs_profitable): Likewise.

2016-01-17  Jakub Jelinek  <jakub@redhat.com>

	* omp-low.c (mark_loops_in_oacc_kernels_region): Work around
	-Wmaybe-uninitialized warning.

2016-01-16  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/invoke.texi (Invoking GCC): Add new section to menu.
	(Option Summary): Update to reflect new section and moved options.
	(C++ Dialect Options): Move -fvtable-verify and related options.
	(Debugging Options): Move Sanitizer, Pointer Bounds Checker,
	and profiling-related options.
	(Optimization Options): Move profile generation options and
	-fstack-protector and related options.
	(Instrumentation Options): New section incorporating moved options.
	(Code Generation Options): Move -finstrument-functions and
	related options, -fstack-check, -fstack-limit*, and -fbounds-check.

2016-01-16  Tom de Vries  <tom@codesourcery.com>

	* passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.

2016-01-16  Tom de Vries  <tom@codesourcery.com>

	* omp-low.c (expand_omp_atomic_fetch_op):  Release defs of update stmt.

2016-01-16  Richard Sandiford  <richard.sandiford@arm.com>

	* hash-table.h (hash_table::empty): Turn into an inline wrapper
	that checks whether the table is already empty.  Rename the
	original implementation to...
	(hash_table::empty_slot): ...this new private function.

2016-01-15  David Malcolm  <dmalcolm@redhat.com>

	PR diagnostic/68899
	* diagnostic-show-locus.c (layout::print_source_line): Move x
	offset of line until after call to
	get_line_width_without_trailing_whitespace.

2016-01-15  Jeff Law  <law@redhat.com>

	PR tree-optimization/69270
	* tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
	tree-ssa-dom.c.  Improve test for [0..1] ranve from VRP.
	* tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
	* tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
	* tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
	ssa_name_has_boolean_range and constant_boolean_node.

2016-01-15  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/69030
	* lra-spills.c (remove_pseudos): Check nrefs and make the function
	returning bool.
	(spill_pseudos): Delete debug insn for dead pseudo.
	(lra_spill): Initiate spill_hard_reg and slots memory separately.

2016-01-15  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
	New.
	(TYPES_UNOPUS): Likewise.
	* config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
	builtin type, from UNOP to UNOPUS.
	(lbtruncuv4sf): Likewise.
	(lbtruncuv2df): Likewise.
	(lrounduv2sf): Likewise.
	(lrounduv4sf): Likewise.
	(lrounduv2df): Likewise.
	(lroundusf): Likewise.
	(lroundusf): Likewise.
	(lceiluv2sf): Likewise.
	(lceiluv4sf): Likewise.
	(lceiluv2df): Likewise.
	(lceilusf): Likewise.
	(lceiludf): Likewise.
	(lflooruv2sf): Likewise.
	(lflooruv4sf): Likewise.
	(lflooruv2df): Likewise.
	(lfloorusf): Likewise.
	(lfloorudf): Likewise.
	(lfrintnuv2sf): Likewise.
	(lfrintnuv4sf): Likewise.
	(lfrintnuv2df): Likewise.
	(lfrintnusf): Likewise.
	(lfrintnudf): Likewise.
	* config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
	conversion.
	(vcvtq_u32_f32): Likewise.
	(vcvtq_u64_f64): Likewise.
	(vcvta_u32_f32): Likewise.
	(vcvtaq_u32_f32): Likewise.
	(vcvtaq_u64_f64): Likewise.
	(vcvtm_u32_f32): Likewise.
	(vcvtmq_u32_f32): Likewise.
	(vcvtmq_u64_f64): Likewise.
	(vcvtn_u32_f32): Likwise.
	(vcvtnq_u32_f32): Likewise.
	(vcvtnq_u64_f64): Likewise.
	(vcvtp_u32_f32): Likewise.
	(vcvtpq_u32_f32): Likewise.
	(vcvtpq_u64_f64): Likewise.
	(vcvtmd_u64_f64): Likewise.
	(vcvtms_u32_f32): Likewise.
	(vcvtad_u64_f64): Likewise.
	(vcvtas_u32_f32): Likewise.
	(vcvtnd_u64_f64): Likewise.
	(vcvtns_u32_f32): Likewise.
	(vcvtpd_u64_f64): Likewise.
	(vcvtps_u32_f32): Likewise.

2016-01-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
	CSEL of zero_extended registers.

2016-01-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
	Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.

2016-01-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
	false when argument string is not found in the attributes table
	at all.

2016-01-15  David Edelsohn  <dje.gcc@gmail.com>

	PR target/68609
	* config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
	(rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
	* config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
	precision estimate.

2016-01-15  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/66856
	* tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
	* tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
	(vect_create_new_slp_node): Increment stmt reference count.
	(vect_get_and_check_slp_defs): Make sure stmts are nor already in
	an SLP tree before swapping operands.
	(vect_build_slp_tree): Likewise.
	(destroy_bb_vec_info): Free stmt info after SLP instances.
	* tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
	* tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
	(STMT_VINFO_NUM_SLP_USES): New macro.

2016-01-15  Richard Biener  <rguenther@suse.de>

	PR debug/69137
	* dwarf2out.c (add_linkage_name_raw): New function split out from ...
	(add_linkage_name): ... here.
	(gen_typedef_die): Use add_linkage_name_raw instead of
	add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
	if necessary.

2016-01-15  Cesar Philippidis  <cesar@codesourcery.com>

	* gimplify.c (oacc_default_clause): Decode reference and pointer
	types for both kernels and parallel regions.

2016-01-15  Richard Sandiford  <richard.sandiford@arm.com>

	PR middle-end/69246
	* calls.c (emit_call_1): Force n_popped to zero for sibcalls.

2016-01-15  Ilya Enkovich  <enkovich.gnu@gmail.com>

	* config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
	(convert_scalars_to_vector): Likewise.

2016-01-15  Jonathan Wakely  <jwakely@redhat.com>

	* doc/extend.texi (Type Traits): Fix grammar.

2016-01-15  Martin Jambor  <mjambor@suse.cz>

	* tree-inline.c (remap_decl): Use existing dclarations if
	remapping a type and prevent_decl_creation_for_types.
	(replace_locals_stmt): Do an initial remapping of non-VLA typed
	decls first.  Do real remapping with
	prevent_decl_creation_for_types set.
	* tree-inline.h (copy_body_data): New field
	prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
	padding.

2016-01-15  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* config/s390/s390.opt (mmvcle): More verbose help text.

2016-01-15  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* config/s390/s390.opt: Add period to -mzvector option text.

2016-01-15  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/68961
	* tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
	of invariants in stores again.

2016-01-15  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.

2016-01-15  Ilya Enkovich  <enkovich.gnu@gmail.com>

	* config/i386/i386.c (ix86_expand_branch): Don't split
	DI mode xor instruction to SI mode.

2016-01-15  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/68148
	* ipa-icf.c (sem_function::merge): Virtual functions may become
	reachable even if they address is not taken and there are no
	idrect calls.

2016-01-15  Jan Hubicka  <hubicka@ucw.cz>

	* lto-streamer-out.c (subtract_estimated_size): New function.
	(get_symbol_initial_value): Use it.

2016-01-15  Christian Bruel  <christian.bruel@st.com>

	PR target/65837
	* config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
	(arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
	(arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
	use add_builtin_function_ext_scope instead of add_builtin_function.
	(neon_set_p, neon_crypto_set_p): Remove.
	(arm_init_builtins): Always call arm_init_neon_builtins and
	arm_init_crypto_builtins.
	(arm_expand_builtin): Check that builtins are allowed for the arch.
	* config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
	* config/arm/arm.c (arm_valid_target_attribute_tree): Remove
	arm_init_neon_builtins call.

2016-01-15  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69117
	* tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
	* tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
	of the leader conservatively.
	(free_scc_vn): Restore original SSA name infos.

2016-01-14  Jeff Law  <law@redhat.com>

	PR tree-optimization/69270
	* tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
	single bit of precision, verify it's also unsigned.
	(record_edge_info): Use constant_boolean_node rather than fold_convert
	to convert boolean_true/boolean_false to the right type.

2016-01-14  Richard Henderson  <rth@redhat.com>

	PR rtl-opt/69014
	* loop-doloop.c (record_reg_sets): New.
	(doloop_optimize): Reject the transform if the sequence
	clobbers registers live at the end of the loop block.
	(doloop_optimize_loops): Enable df_live if needed.

2016-01-14  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
	* config/rs6000/rs6000.c: Likewise.
	* config/rs6000/rs6000.h: Likewise.
	* config/rs6000/rs6000.md: Likewise.
	* doc/extend.texi: Likewsie.

2016-01-14  Jeff Law  <law@redhat.com>

	* tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
	typo.

2016-01-14  Richard Henderson  <rth@redhat.com>

	PR c/69272
	PR tree-opt/68964
	* trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
	* tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
	instead of builtin_decl_declared_p to test for declaration.

2016-01-14  Nicklas Bo Jensen  <nbjensen@gmail.com>

	* doc/loop.texi (Loop Analysis and Representation): Document
	loop_depth function.

2016-01-14  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/68773
	* omp-low.c (expand_omp_target): Don't set force_output.
	* varpool.c (varpool_node::get_create): Same.
	* lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
	offload_funcs with force_output.

2016-01-14  Jakub Jelinek  <jakub@redhat.com>

	PR debug/69244
	* lra-eliminations.c (move_plus_up): Don't change anything if either
	the outer or inner subreg mode is not MODE_INT.
	* dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
	integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.

2016-01-14  Alan Lawrence  <alan.lawrence@arm.com>

	* doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
	reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
	reduc_uplus_@var{m}): Remove.
	* expr.c (expand_expr_real_2): Remove expansion path for
	reduc_[us](min|max|plus) optabs.
	* optabs-tree.c (scalar_reduc_to_vector): Remove.
	* optabs-tree.h (scalar_reduc_to_vector): Remove.
	* optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
	reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
	* tree-vect-loop.c (vectorizable_reduction): Remove test for
	reduc_[us](min|max|plus) optabs.

2016-01-14  Alan Lawrence  <alan.lawrence@arm.com>

	* config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
	(reduc_plus_scal_v2sf): New.
	(reduc_smax_v2sf): Rename to...
	(reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
	(reduc_smin_v2sf): Rename to...
	(reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.

2016-01-14  Jan Hubicka  <hubicka@ucw.cz>

	* alias.c (compare_base_symbol_refs): New function.
	(rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
	it.

2016-01-14  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/68146
	PR tree-optimization/69155
	* tree-complex.c: Include cfganal.h.
	(phis_to_revisit): New variable.
	(extract_component): Add phiarg_p argument.  Assert that returned
	SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
	(update_phi_components): Partly rewrite to use loop over real/imag
	components instead of code duplication.  If extract_component returns
	SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
	create_tmp_reg into the PHI node instead, and mention the phi triplet
	in phis_to_revisit.
	(tree_lower_complex): Walk bbs in rpo order.  Adjust phis recorded
	in phis_to_revisit at the end.

2016-01-14  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/68060
	* tree-vect-loop.c (vect_is_simple_reduction): Check the
	outer loop reduction is only used in the inner loop before
	detecting a double reduction.

2016-01-14  Jakub Jelinek  <jakub@redhat.com>

	PR target/68269
	* combine.c (expand_field_assignment): Punt if compute_mode is
	unsupported scalar mode.

2016-01-14  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/66856
	* tree-vect-slp.c (vect_build_slp_tree): Refactor to build
	SLP node only if it built successfully.
	(vect_analyze_slp_instance): Adjust.

2016-01-14  Jeff Law  <law@redhat.com>

	PR tree-optimization/69270
	* tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
	(record_edge_info): Use it.  Convert boolean_{true,false}_node
	to the type of op0.

2016-01-13  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/66487
	* ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
	use block_ultimate_origin
	(noncall-stmt_may_be_vtbl_ptr_store): Likewise.

2016-01-13  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/invoke.texi (Submodel Options): Rename section to
	"Machine-Dependent Options" to better reflect its content.
	Rewrite introductory text to remove archaic CPU names.
	Update references.

2016-01-13  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/invoke.texi (Code Gen Options): Move section up in file,
	before target-specific options.  Update menu and option summary
	to reflect the new section ordering.

2016-01-13  Jonathan Wakely  <jwakely@redhat.com>

	* doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
	(C++ Dialect Options): Add cross-reference to -std option.
	* doc/standards.texi (C++ Language): Document C++14 support.

2016-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
	for pack/unpack functions for __ibm128.
	(PACK_IF): Likewise.
	(UNPACK_IF): Likewise.

	* config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
	support for __ibm128 pack/unpack functions.
	(rs6000_invalid_builtin): Likewise.
	(rs6000_init_builtins): Likewise.
	(rs6000_opt_masks): Likewise.

	* config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
	(RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
	functions
	(RS6000_BTM_COMMON): Likewise.

	* config/rs6000/rs6000.md (f128_vsx): New mode attribute.
	(unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
	disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
	128-bit floating point.  Add support for the double values to be
	in Altivec registers for TF/IF packing and unpacking, but restrict
	TD packing sub-fields to be FPR registers.  Don't allow overlapped
	register support for packing.  Allow pack inputs to be memory
	locations.  Don't build generator functions for unpack<mode>_dm
	and unpack<mode>_nodm.
	(unpack<mode>_dm): Likewise.
	(unpack<mode>_nodm): Likewise.
	(pack<mode>): Likewise.

	* config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
	built-in functions to pack/unpack explicit __ibm128 values.
	(__builtin_unpack_ibm128): Likewise.

	* doc/extend.texi (PowerPC Built-in Functions): Document
	__builtin_pack_ibm128 and __builtin_unpack_ibm128.

2016-01-13  Bernd Schmidt  <bschmidt@redhat.com>

	PR c/66208
	* c-common.c (check_function_nonnull): Remove unnecessary declaration.
	Add new arg loc and pass it down as context.
	(check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
	to the location to use for the warning.
	(check_function_arguments): New arg loc.  All callers changed.  Pass
	it to check_function_nonnull.
	* c-common.h (check_function_arguments): Adjust declaration.

2016-01-13  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/69156
	* gimple.c (validate_type): Removed.
	(gimple_builtin_call_types_compatible_p): Use
	useless_type_conversion_p instead of validate_type.
	* value-prof.c (gimple_stringop_fixed_value): Fold
	icall_size to correct type.

2016-01-13  Jonathan Wakely  <jwakely@redhat.com>

	* doc/extend.texi (__atomic Builtins): Clarify compare_exchange
	effects.

2016-01-13  Richard Henderson  <rth@redhat.com>

	PR tree-opt/68964
	* target.def (builtin_tm_load, builtin_tm_store): Remove.
	* config/i386/i386.c (ix86_builtin_tm_load): Remove.
	(ix86_builtin_tm_store): Remove.
	(TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
	(TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
	* doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
	(TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
	* doc/tm.texi: Rebuild.

	* gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
	(BUILT_IN_TM_MEMCPY_RTWN): New.
	* trans-mem.c (tm_log_emit_stmt): Rearrange code for better
	fallback from vector to integer helpers.
	(build_tm_load): Handle vector types directly, instead of
	via target hook.
	(build_tm_store): Likewise.
	(expand_assign_tm): Prepare for register types not handled by
	the above.  Copy them to memory and use memcpy.
	* tree.c (tm_define_builtin): New.
	(find_tm_vector_type): New.
	(build_tm_vector_builtins): New.
	(build_common_builtin_nodes): Call it.

2016-01-13  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
	TARGET_SSE_MATH without TARGET_SSE2.  Rewrite.

2016-01-13  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/69169
	* tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
	handled_struct_type param.
	(create_variable_info_for, intra_create_variable_infos): Call
	create_variable_info_for_1 with extra arg.

2016-01-13  Yvan Roux  <yvan.roux@linaro.org>

	* config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
	and "armv8.1-a+crc" entries.

2016-01-13  Alexander Fomin  <alexander.fomin@intel.com>

	PR target/69228
	* config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
	Change first operand predicate from register_or_constm1_operand
	to register_operand.
	(define_expand "avx512pf_gatherpf<mode>df"): Likewise.
	(define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
	(define_expand "avx512pf_scatterpf<mode>df"): Likewise.
	(define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
	(define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
	(define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
	(define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
	* config/i386/i386.c (ix86_expand_builtin): Remove first operand
	comparison with constm1_rtx from vec_prefetch_gen part.

2016-01-13  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69013
	* tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
	Exchange assert for a test.

2016-01-13  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	PR target/69247
	* config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.

2016-01-13  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69242
	* tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
	assert with a check.

2016-01-13  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69186
	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
	Properly guard vect_update_misalignment_for_peel call.

2016-01-12  Jeff Law  <law@redhat.com>

	PR tree-optimization/pr67755
	* tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
	"need_profile_correction".
	(thread_block_1): Initialize new field to false by default.  If we
	have multiple thread paths through a common joiner to different
	final targets, then set new field to true.
	(compute_path_counts): Only do count adjustment when it's really
	needed.

2016-01-12  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/invoke.texi (Spec Files): Move section down in file, past
	all command-line option descriptions.

2016-01-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	PR middle-end/54809
	* doc/gty.texi: Remove documentation of mark_hook.
	* gengtype.c (struct write_types_data): Remove code to support
	mark_hook attribute.
	(walk_type): Likewise.
	(write_func_for_structure): Likewise.

2016-01-12  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
	Directory Options, and -specs= to Overall Options.
	(Overall Options): Adjust similarly.  Reorder to group related
	options together.  Make -specs= cross-reference the spec file details.
	(Directory Options): Adjust similarly.

2016-01-12  Jeff Law  <law@redhat.com>

	* tree-ssa-threadupdate.c: Various whitespace and typo fixes.

2016-01-12  Olivier Hainque  <hainque@adacore.com>

	* gcc.c (spec_undefvar_allowed): New global.
	(process_command): Set to true when running for --version or --help,
	alone or together.
	(getenv_spec_function): When the variable is not defined, use the
	variable name as the variable value if we're allowed not to issue
	a fatal error.

2016-01-12  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/68911
	* tree-vrp.c (adjust_range_with_scev): Check overflow in range
	information computed for expression "init + nit * step".

2016-01-12  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/invoke.texi (Invoking GCC): Copy-edit.  Incorporate information
	about name of GCC executable.  Remove deleted node from menu.
	(Directory Options) <-B>: Remove cross-reference to deleted node.
	(Target Options): Delete section.

2016-01-12  Christian Bruel  <christian.bruel@st.com>

	PR target/69180
	* config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
	for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.

2016-01-12  Jakub Jelinek  <jakub@redhat.com>

	PR target/69198
	* config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
	aligned_mem is properly set for AVX512-VL floating point masked
	stores.

	PR target/69175
	* ifcvt.c (cond_exec_process_if_block): When removing the last
	insn from then_bb, remove also any possible barriers that follow it.

2016-01-12  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/68456
	PR target/69226
	* config/i386/iamcu.h (SIZE_TYPE): New macro.
	(PTRDIFF_TYPE): Likewise.
	(WCHAR_TYPE): Likewise.
	(WCHAR_TYPE_SIZE): Likewise.
	(STDINT_LONG32): Likewise.

2016-01-12  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69053
	* tree-vect-loop.c (get_initial_def_for_reduction): Properly
	convert initial value for cond reductions.

2016-01-12  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69007
	* tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
	widen_sum after dot_prod and sad.

2016-01-12  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69168
	* tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
	pattern stmt SLP type.
	* tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
	end up unused so cope with that case.

2016-01-12  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69157
	* tree-vect-stmts.c (vectorizable_mask_load_store): Check
	stmts def type only during analyze phase.
	(vectorizable_call): Likewise.
	(vectorizable_simd_clone_call): Likewise.
	(vectorizable_conversion): Likewise.
	(vectorizable_assignment): Likewise.
	(vectorizable_shift): Likewise.
	(vectorizable_operation): Likewise.
	(vectorizable_store): Likewise.
	(vectorizable_load): Likewise.

2016-01-12  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69174
	* tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
	space.
	(vectorizable_load): Properly compute the number of loads needed
	for permuted strided SLP loads and do not spuriously assign
	to SLP_TREE_VEC_STMTS.

2016-01-12  Andris Pavenis  <andris.pavenis@iki.fi>

	* config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
	(TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
	(MD_EXEC_PREFIX): Remove.
	(MD_STARTFILE_PREFIX) Removee.
	(FILE_NAME_ABSOLUTE_P): Remove.
	(CPP_SPEC): Do not read macros from sys/version.h.
	(LINK_COMMAND_SPEC): Remove.
	(LOCAL_INCLUDE_DIR): Remove.
	(TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
	(TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
	(POST_LINK_SPEC): Define to invoke stubify after linker
	(LIBSTDCXX): Remove define
	(DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
	(DEFAULT_PCC_STRUCT_RETURN): Define to 1.
	(SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
	(SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
	(SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
	(IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
	(i386_djgpp_asm_named_section): Add propotype of new procedure

	* config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
	(MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
	(STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
	in config/i386/djgpp.h).
	(STANDARD_STARTFILE_PREFIX_2): Define identical to
	STANDARD_STARTFILE_PREFIX_1.
	(LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
	(GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
	installation errors.
	(MAX_OFILE_ALIGNMENT): Define to 128.
	(HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.

	* config/i386/djgpp.c: New file. Add implementation of
	i386_djgpp_asm_named_section.

	* config/i386/djgpp.opt: Remove obsolete option -mbnu210.

	* config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
	Add rule for building djgpp.o.

2016-01-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (v2df_reduction_p): New function.
	(rtx_is_swappable_p): Reductions are swappable.
	(insn_is_swappable_p): V2DF reductions are swappable.

2016-01-11  John David Anglin  <danglin@gcc.gnu.org>

	* config/pa/pa.c (pa_emit_move_sequence): Handle floating point
	reloads for other unsupported memory operands.

2016-01-12  Kugan Vivekanandarajah  <kuganv@linaro.org>
	    Jim Wilson  <jim.wilson@linaro.org>

	PR target/69194
	* config/arm/arm-builtins.c (arm_expand_neon_args): Call
	copy_to_mode_reg instead of force_reg.

2016-01-11  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/69225
	* config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
	TARGET_80387 is true.

2016-01-11  Jakub Jelinek  <jakub@redhat.com>

	PR target/69071
	* lra-eliminations.c (move_plus_up): Only move plus up
	if subreg of the constant can be simplified into constant
	and use the simplified subreg of the constant instead of
	the original constant.

	* fold-const.c (fold_convertible_p): Don't return true
	for conversion of VECTOR_TYPE to same sized integral type.
	(fold_convert_loc): Fix up formatting.  Fold conversion of
	VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
	instead of NOP_EXPR.

	PR tree-optimization/69214
	* tree-vrp.c (simplify_cond_using_ranges): Don't propagate
	innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
	Formatting fix.

	PR tree-optimization/69207
	* tree-vect-slp.c (vect_get_constant_vectors): For
	VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
	fold_convertible_p to vector_type's element type, and always
	use VCE for non-VECTOR_BOOLEAN_TYPE_P.

2016-01-11  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69173
	* tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
	fixup the cycle if all stmts are in a pattern.

2016-01-11  Uros Bizjak  <ubizjak@gmail.com>

	PR middle-end/68999
	* alias.c (base_alias_check): Move check for addresses with
	alignment ANDs before the call for compare_base_decls.
	(memrefs_conflict_p): Return -1 for different decls
	that went through alignment adjustments.

2016-01-11  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR rtl-optimization/68796
	* config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
	* config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
	and QImode comparisons against zero with CC_NZmode.
	* config/aarch64/iterators.md (short_mask): New mode_attr.

2016-01-11  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
	(<avx512>_store<mode>_mask): Likewise.

2016-01-11  Bernd Schmidt  <bschmidt@redhat.com>
	    Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR rtl-optimization/68841
	* ifcvt.c (struct noce_if_info): Add orig_x field.
	(bbs_ok_for_cmove_arith): Add to_rename parameter.
	Don't record conflicts on to_rename if it's present.
	Allow memory destinations in sets.
	(noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
	blocks, passing orig_x to the checks.
	(noce_process_if_block): Set if_info->orig_x appropriately.

2016-01-11  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/69069
	* tree-parloops.c (create_parallel_loop): Add missing phi args.

2016-01-11  Yuri Rumyantsev  <ysrumyan@gmail.com>

	PR rtl-optimization/68920
	* config/i386/i386.c (ix86_option_override_internal): Restrict number
	of conditional moves for  RTL if-conversion to 1 for
	TARGET_ONE_IF_CONV_INSN.
	* config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
	* config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
	* params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
	parameter to restirct number of conditional moves for
	RTL if-conversion.
	* doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
	* ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
	conditionl moves.

2016-01-11  Alexandre Oliva  <aoliva@redhat.com>

	PR bootstrap/69123
	* var-tracking.c (drop_overlapping_mem_locs): Operate on all
	onepart vars.  Fix typo in comment.  Fix reversed condition in
	unshare test.
	(dataflow_set_remove_mem_locs): Operate on all onepart vars.

	PR bootstrap/69123
	* var-tracking.c (dump_onepart_variable_differences): New.
	(dataflow_set_different): If a detailed dump is requested,
	delay early returns and dump differences between onepart
	variables present before and after, and added variables.

2016-01-11  Ilya Enkovich  <enkovich.gnu@gmail.com>

	PR target/69010
	* expr.c (expand_expr_real_1): For boolean vector constants
	with a scalar mode use const_scalar_mask_from_tree.
	(const_scalar_mask_from_tree): New.
	* optabs.c (expand_vec_cond_mask_expr): Use mask mode
	assigned to a mask type to handle constants.

2016-01-11  Martin Jambor  <mjambor@suse.cz>

	PR ipa/69044
	* ipa-cp.c (estimate_local_effects): Do not clone for removal of
	useless parameters if we cannot change function signature.

2016-01-11  Martin Jambor  <mjambor@suse.cz>

	PR ipa/66616
	* cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
	flag.

2016-01-11  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/69109
	* tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
	latch with phi.

2016-01-11  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/69108
	* tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
	res is not used in a phi.

2016-01-11  Yury Gribov  <y.gribov@samsung.com>

	PR 67425
	* common.opt (frandom-seed): Fix parameter name.
	* doc/invoke.texi (frandom-seed): Ditto and describe parameter.

2016-01-11  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/69058
	* tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
	not supported.

2016-01-11  Andrew Burgess  <andrew.burgess@embecosm.com>

	* config/arc/arc.opt (mdiv-rem): Add period to the end.
	(mcode-density): Likewise.

2016-01-10  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/69062
	* tree-parloops.c (loop_has_phi_with_address_arg): New function.
	(parallelize_loops): Don't paralelize loop that has phi with address
	arg.

2016-01-10  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/69039
	* tree-parloops.c (try_create_reduction_list): Only allow single exit
	phi for reduction.

2016-01-09  John David Anglin  <danglin@gcc.gnu.org>

	PR middle-end/68743
	* match.pd: Require target has function_c99_misc before doing
	truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.

2016-01-09  Gerald Pfeifer  <gerald@pfeifer.com>

	* configure.ac (isl_options_set_schedule_serialize_sccs): Also
	use GMPINC.
	* configure: Regenerate.

2016-01-09  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/50865
	PR tree-optimization/69097
	* fold-const.h (expr_not_equal_to): New prototype.
	* fold-const.c: Include stringpool.h and tree-ssanames.h.
	(expr_not_equal_to): New function.
	* match.pd (X % -Y is the same as X % Y): Don't optimize
	unless X is known not to be equal to minimum or Y is known
	not to be equal to -1.
	* tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
	fold TRUNC_MOD_EXPR if the second argument is not a power of two.
	(simplify_stmt_using_ranges): Adjust caller.
	(vrp_finalize): Call set_value_range on SSA_NAMEs before calling
	substitute_and_fold.

2016-01-09  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
	w/o DECL_NAME.

2016-01-08  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/69167
	* gimple-fold.c (replace_stmt_with_simplification): Also punt if
	new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
	ops[0] comparison.
	* gimple-match-head.c (maybe_push_res_to_seq): Likewise.

2016-01-08  Alan Lawrence  <alan.lawrence@arm.com>
	    Richard Biener  <rguenther@suse.de>

	PR tree-optimization/68707
	* tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
	instances that can be handled via vect_load_lanes.

2016-01-08  Uros Bizjak  <ubizjak@gmail.com>

	* symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
	if we can't determine address equivalence.
	* alias.c (compare_base_decl): Update for changed return value of
	symtab_node::equal_address_to.

2016-01-08  Jason Merrill  <jason@redhat.com>

	PR c++/68983
	PR c++/67557
	* function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
	* expr.c (store_field): Not here.
	* tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
	call with TREE_ADDRESSABLE type.
	* tree-cfg.c (verify_gimple_call): Adjust.

2016-01-08  Olivier Hainque  <hainque@adacore.com>

	* config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
	libc_internal.

2016-01-08  Alan Lawrence  <alan.lawrence@arm.com>

	* gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
	(reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
	(reduc_smin_v2sf): Rename to...
	(reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
	(reduc_splus_v2sf): Rename to...
	(reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.

2016-01-08  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/69162
	* gimplify.c (gimplify_va_arg_expr): Encode original type of
	valist argument in another argument.
	(gimplify_modify_expr): Adjust for the above change.  Cleanup.
	* tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
	to determine the va_list type, build a MEM_REF instead of
	build_fold_indirect_ref.

	PR tree-optimization/69172
	* gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
	gimple_build.

2016-01-08  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	PR tree-optimization/67781
	* tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
	and cmpnop in two steps: first the ones not accessed in original
	gimple expression in a endian independent way and then the ones not
	accessed in the final result in an endian-specific way.

2016-01-08  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/69083
	* tree-vect-slp.c (vect_get_constant_vectors): For
	VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
	element type.  If op is fold_convertible_p to vector_type's element
	type, use NOP_EXPR instead of VCE.

2016-01-08  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/67778
	PR rtl-optimization/68634
	PR rtl-optimization/68909
	* shrink-wrap.c (try_shrink_wrapping): Add comment.  Don't pop
	block from the stack until done with it.  Remove a superfluous
	bitmap set.  Remove a superfluous bitmap test.

2016-01-07  Martin Sebor  <msebor@redhat.com>

	PR c/68966
	* doc/extend.texi (__atomic Builtins, __sync Builtins): Document
	constraint on the type of arguments.

2016-01-07  Andreas Tobler  <andreast@gcc.gnu.org>

	* config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
	SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
	unaligned_access on the gcc_options set.
	* config/arm/arm.c (arm_option_override_internal): Use
	SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.

2016-01-07  Uros Bizjak  <ubizjak@gmail.com>

	PR target/69140
	* config/i386/i386.c (ix86_frame_pointer_required): Enable
	frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.

2016-01-07  Uros Bizjak  <ubizjak@gmail.com>

	Revert
	2016-01-06  Uros Bizjak  <ubizjak@gmail.com>

	PR target/69140
	* config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
	depending on frame_pointer_needed before remaining integer and SSE
	registers are saved.

2016-01-07  Sandra Loosemore  <sandra@codesourcery.com>

	PR 1078
	* doc/extend.texi (Nvidia PDX Function Attributes): New section.

2016-01-07  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/69171
	* config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
	Use the "xBm" constraint.
	(float<sseintvecmodelower><mode>2<mask_name><round_name):
	Likewise.
	(sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
	(sse_cvtsi2ssq<round_name>): Likewise.
	(sse_cvtss2si<round_name>): Likewise.
	(sse_cvtss2siq<round_name>): Likewise.
	(sse2_cvtsi2sdq<round_name>): Likewise.
	(sse2_cvtsd2si<round_name>): Likewise.
	(sse2_cvtsd2siq<round_name>): Likewise.
	* config/i386/subst.md (round_nimm_scalar_predicate): New
	predicate.

2015-12-15  Bernd Schmidt  <bschmidt@redhat.com>

	PR middle-end/67639
	* varasm.c (make_decl_rtl): Mark invalid register vars as
	DECL_EXTERNAL.

	PR rtl-optimization/66206
	* bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
	All callers changed.

2016-01-07  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/69141
	* tree-ssa-pre.c: Include langhooks.h.
	(eliminate_dom_walker::before_dom_children): Use
	lang_hooks.decl_printable_name instead of
	cgraph_node::get ()->name ().

	PR middle-end/68960
	* gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
	it and DECL_ALIGN too.

2016-01-06  Robert Suchanek  <robert.suchanek@imgtec.com>

	* config/mips/mips-ftypes.def: Sort to lexicographical order.

2016-01-06  Uros Bizjak  <ubizjak@gmail.com>

	PR target/69140
	* config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
	depending on frame_pointer_needed before remaining integer and SSE
	registers are saved.

2015-01-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
	mode iterator with VSX_M2.
	(*p9_vecstore_<mode>): Likewise.
	(*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
	(*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
	(*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
	(define_split for VSX_LE128 stores): Likewise.
	(define_peephole2 for TImode LE swaps): Likewise.
	(define_split for VSX_LE128 post-reload stores): Likewise.

2016-01-06  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/69099
	* convert.c (convert_to_integer_1): Adjust call to
	ubsan_instrument_float_cast.  Use NULL_TREE instead of NULL.
	* ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter.  Use
	EXPR instead of ARG.
	* ubsan.h (ubsan_instrument_float_cast): Adjust declaration.

2016-01-05  Sandra Loosemore  <sandra@codesourcery.com>

	PR 1078
	* doc/extend.texi (RL78 Variable Attributes): New section.

2016-01-05  Marek Polacek  <polacek@redhat.com>

	PR c/69104
	* builtins.c (get_memmodel): Use expansion point location rather than
	the input location.  Call warning_at rather than warning.
	(expand_builtin_atomic_compare_exchange): Likewise.
	(expand_builtin_atomic_load): Likewise.
	(expand_builtin_atomic_store): Likewise.
	(expand_builtin_atomic_clear): Likewise.

2016-01-05  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/68991
	* config/i386/i386.c (ix86_expand_vector_logical_operator):
	Replace nonimmediate_operand with vector_operand.
	* config/i386/predicates.md (vector_operand): New predicate.
	(general_vector_operand): Replace nonimmediate_operand with
	vector_operand.
	* config/i386/sse.md: Replace nonimmediate_operand with
	vector_operand and m constraint with Bm constraint on SSE
	patterns with 16-byte memory operand.
	* config/i386/subst.md (round_nimm_predicate): Replace
	nonimmediate_operand with vector_operand.
	(round_saeonly_nimm_predicate): Likewise.
	(round_saeonly_nimm_scalar_predicate): New.

2016-01-05  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/68991
	* config/i386/constraints.md (Bm): New constraint.
	* config/i386/predicates.md (vector_memory_operand): New
	predicate.
	* config/i386/sse.md: Replace xm with xBm in plusminus and
	any_logic patterns.

2016-01-05  Sandra Loosemore  <sandra@codesourcery.com>

	PR 1078
	* doc/extend.texi (V850 Function Attributes): New section.
	(V850 Variable Attributes): New section.

2016-01-05  Sandra Loosemore  <sandra@codesourcery.com>

	PR 1078
	* doc/extend.texi (MicroBlaze Function Attributes): Document
	interrupt_handler and fast_interrupt attributes.

2016-01-05  Sergei Trofimovich  <siarheit@google.com>

	PR other/60465
	* config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
	for local symbolic operands.
	* config/ia64/predicates.md (local_symbolic_operand64): New
	predicate.

2016-01-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR rtl-optimization/68651
	* combine.c (combine_simplify_rtx): Canonicalize x + x into
	x << 1.

2016-01-05  Nathan Sidwell  <nathan@acm.org>

	* alias.c (compare_base_decls): Use symtab_node::get.

2016-01-05  Nick Clifton  <nickc@redhat.com>

	PR target/68770
	* ira-costs.c (copy_cost): Initialise the t_icode field of the
	secondary_reload_info structure.

	PR target/66655
	* config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
	decls if weak support is available.

2016-01-04  Martin Sebor  <msebor@redhat.com>

	* doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.

2016-01-04  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
	OPTION_MASK_P9_DFORM.

	* config/rs6000/constraints.md (wo constraint): New constraint for
	ISA 3.0 (power9).

	* config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
	for wo constraint.
	(rs6000_init_hard_regno_mode_ok): Likewise.

	* config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
	wo constraint.

	* config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
	expanders not to have constraints.  Add support for ISA 3.0 xxperm
	instruction.  Add support for fusing xxlor with xxperm.
	(altivec_vperm_<mode>_internal): Likewise.
	(altivec_vperm_v8hiv16qi): Likewise.
	(altivec_vperm_<mode>v16q): Likewise.
	(altivec_vperm_<mode>_uns): Likewise.
	(vperm_v8hiv4si): Likewise.
	(vperm_v16qiv8hi): Likewise.

	* doc/md.texi (RS/6000 constraints): Document wo constraint.

2016-01-04  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

	* gcc.c (process_command): Update copyright notice dates.
	* gcov-dump.c (print_version): Ditto.
	* gcov.c (print_version): Ditto.
	* gcov-tool.c (print_version): Ditto.
	* gengtype.c (create_file): Ditto.
	* doc/cpp.texi: Bump @copying's copyright year.
	* doc/cppinternals.texi: Ditto.
	* doc/gcc.texi: Ditto.
	* doc/gccint.texi: Ditto.
	* doc/gcov.texi: Ditto.
	* doc/install.texi: Ditto.
	* doc/invoke.texi: Ditto.

2016-01-04  Eric Botcazou  <ebotcazou@adacore.com>

	* config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
	modes larger than TImode as TImode if NEON is not enabled.

2016-01-04  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/69100
	* config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
	mode for %f0-%f31 only if TARGET_FPU.

2016-01-04  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/69072
	* config/sparc/sparc.c (scan_record_type): Take into account subfields
	to compute the PACKED_P predicate.
	(function_arg_record_value): Minor tweaks.

2016-01-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* doc/install.texi (--with-multilib-list): Describe the meaning of the
	option for arm*-*-* targets.

2016-01-03  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/extend.texi (Common Function Attributes): Move docs for
	MSP430-specific attributes to....
	(MSP430 Function Attributes): ...here.  Delete the redundant
	entries and copy-edit the remaining text.
	(MSP430 Variable Attributes): Use uniform format for index
	entries and add a cross-reference to the corresponding function
	attribute docs.

2016-01-03  Vladimír Čunát  <vcunat@gmail.com>

	* doc/invoke.texi (RS/6000 and PowerPC Options): Fix
	-finite-math typo.
	(x86 Options): Likewise.

2016-01-01  Sandra Loosemore  <sandra@codesourcery.com>

	PR 1078

	* extend.texi (Common Function Attributes) <no_stack_limit>: New.
	* invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
	to corresponding attribute.

2016-01-01  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/extend.texi (Common Function Attributes) <noplt>: Move
	to correct alphabetization of table.  Copy-edit and correct
	markup.
	<stack_protect>: Likewise.
	<target_clones>: Likewise.
	<simd>: Likewise.
	* doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
	Correct punctuation.
	(Code Gen Options) <-fno-plt>: Copy-edit.

2016-01-01  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	PR target/68917
	* config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
	SI values.  Explicitly convert SI to DI and vice-versa.

2016-01-01  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/69070
	* tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
	REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.

	PR sanitizer/69055
	* ubsan.c (ubsan_instrument_float_cast): Call
	initialize_sanitizer_builtins.

	PR target/69015
	* ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).

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