[gcc.git] / gcc / ChangeLog

2014-01-23  Pat Haugen  <pthaugen@us.ibm.com>

	* config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
	force flag_ira_loop_pressure if set via command line.

2014-01-23  Alex Velenko  <Alex.Velenko@arm.com>

	* config/aarch64/aarch64-simd-builtins.def (ashr): DI mode removed.
	(ashr_simd): New builtin handling DI mode.
	* config/aarch64/aarch64-simd.md (aarch64_ashr_simddi): New pattern.
	(aarch64_sshr_simddi): New match pattern.
	* config/aarch64/arm_neon.h (vshr_n_s32): Builtin call modified.
	(vshrd_n_s64): Likewise.
	* config/aarch64/predicates.md (aarch64_shift_imm64_di): New predicate.

2014-01-23  Nick Clifton  <nickc@redhat.com>

	* config/msp430/msp430.h (ASM_SPEC): Pass the -mcpu as -mcpu.
	(LIB_SPEC): Drop use of memory.ld and peripherals.ld scripts in
	favour of mcu specific scripts.
	* config/msp430/t-msp430 (MULTILIB_MATCHES): Add more matches for
	430x multilibs.

2014-01-23  James Greenhalgh  <james.greenhalgh@arm.com>
	    Alex Velenko  <Alex.Velenko@arm.com>

	* config/aarch64/arm_neon.h (vaddv_s8): __LANE0 cleanup.
	(vaddv_s16): Likewise.
	(vaddv_s32): Likewise.
	(vaddv_u8): Likewise.
	(vaddv_u16): Likewise.
	(vaddv_u32): Likewise.
	(vaddvq_s8): Likewise.
	(vaddvq_s16): Likewise.
	(vaddvq_s32): Likewise.
	(vaddvq_s64): Likewise.
	(vaddvq_u8): Likewise.
	(vaddvq_u16): Likewise.
	(vaddvq_u32): Likewise.
	(vaddvq_u64): Likewise.
	(vaddv_f32): Likewise.
	(vaddvq_f32): Likewise.
	(vaddvq_f64): Likewise.
	(vmaxv_f32): Likewise.
	(vmaxv_s8): Likewise.
	(vmaxv_s16): Likewise.
	(vmaxv_s32): Likewise.
	(vmaxv_u8): Likewise.
	(vmaxv_u16): Likewise.
	(vmaxv_u32): Likewise.
	(vmaxvq_f32): Likewise.
	(vmaxvq_f64): Likewise.
	(vmaxvq_s8): Likewise.
	(vmaxvq_s16): Likewise.
	(vmaxvq_s32): Likewise.
	(vmaxvq_u8): Likewise.
	(vmaxvq_u16): Likewise.
	(vmaxvq_u32): Likewise.
	(vmaxnmv_f32): Likewise.
	(vmaxnmvq_f32): Likewise.
	(vmaxnmvq_f64): Likewise.
	(vminv_f32): Likewise.
	(vminv_s8): Likewise.
	(vminv_s16): Likewise.
	(vminv_s32): Likewise.
	(vminv_u8): Likewise.
	(vminv_u16): Likewise.
	(vminv_u32): Likewise.
	(vminvq_f32): Likewise.
	(vminvq_f64): Likewise.
	(vminvq_s8): Likewise.
	(vminvq_s16): Likewise.
	(vminvq_s32): Likewise.
	(vminvq_u8): Likewise.
	(vminvq_u16): Likewise.
	(vminvq_u32): Likewise.
	(vminnmv_f32): Likewise.
	(vminnmvq_f32): Likewise.
	(vminnmvq_f64): Likewise.

2014-01-23  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64-simd.md
	(aarch64_dup_lane<mode>): Correct lane number on big-endian.
	(aarch64_dup_lane_<vswap_widthi_name><mode>): Likewise.
	(*aarch64_mul3_elt<mode>): Likewise.
	(*aarch64_mul3_elt<vswap_width_name><mode>): Likewise.
	(*aarch64_mul3_elt_to_64v2df): Likewise.
	(*aarch64_mla_elt<mode>): Likewise.
	(*aarch64_mla_elt_<vswap_width_name><mode>): Likewise.
	(*aarch64_mls_elt<mode>): Likewise.
	(*aarch64_mls_elt_<vswap_width_name><mode>): Likewise.
	(*aarch64_fma4_elt<mode>): Likewise.
	(*aarch64_fma4_elt_<vswap_width_name><mode>): Likewise.
	(*aarch64_fma4_elt_to_64v2df): Likewise.
	(*aarch64_fnma4_elt<mode>): Likewise.
	(*aarch64_fnma4_elt_<vswap_width_name><mode>): Likewise.
	(*aarch64_fnma4_elt_to_64v2df): Likewise.
	(aarch64_sq<r>dmulh_lane<mode>): Likewise.
	(aarch64_sq<r>dmulh_laneq<mode>): Likewise.
	(aarch64_sqdml<SBINQOPS:as>l_lane<mode>_internal): Likewise.
	(aarch64_sqdml<SBINQOPS:as>l_lane<mode>_internal): Likewise.
	(aarch64_sqdml<SBINQOPS:as>l2_lane<mode>_internal): Likewise.
	(aarch64_sqdmull_lane<mode>_internal): Likewise.
	(aarch64_sqdmull2_lane<mode>_internal): Likewise.

2013-01-23  Alex Velenko  <Alex.Velenko@arm.com>

	* config/aarch64/aarch64-simd.md
	(aarch64_be_checked_get_lane<mode>): New define_expand.
	* config/aarch64/aarch64-simd-builtins.def
	(BUILTIN_VALL (GETLANE, be_checked_get_lane, 0):
	New builtin definition.
	* config/aarch64/arm_neon.h: (__aarch64_vget_lane_any):
	Use new safe be builtin.

2014-01-23  Alex Velenko  <Alex.Velenko@arm.com>

	* config/aarch64/aarch64-simd.md (aarch64_be_ld1<mode>):
	New define_insn.
	(aarch64_be_st1<mode>): Likewise.
	(aarch_ld1<VALL:mode>): Define_expand modified.
	(aarch_st1<VALL:mode>): Likewise.
	* config/aarch64/aarch64.md (UNSPEC_LD1): New unspec definition.
	(UNSPEC_ST1): Likewise.

2014-01-23  David Holsgrove <david.holsgrove@xilinx.com>

	* config/microblaze/microblaze.md: Add trap insn and attribute

2014-01-23  Dodji Seketeli  <dodji@redhat.com>

	PR preprocessor/58580
	* input.h (location_get_source_line): Take an additional line_size
	parameter.
	(void diagnostics_file_cache_fini): Declare new function.
	* input.c (struct fcache): New type.
	(fcache_tab_size, fcache_buffer_size, fcache_line_record_size):
	New static constants.
	(diagnostic_file_cache_init, total_lines_num)
	(lookup_file_in_cache_tab, evicted_cache_tab_entry)
	(add_file_to_cache_tab, lookup_or_add_file_to_cache_tab)
	(needs_read, needs_grow, maybe_grow, read_data, maybe_read_data)
	(get_next_line, read_next_line, goto_next_line, read_line_num):
	New static function definitions.
	(diagnostic_file_cache_fini): New function.
	(location_get_source_line): Take an additional output line_len
	parameter.  Re-write using lookup_or_add_file_to_cache_tab and
	read_line_num.
	* diagnostic.c (diagnostic_finish): Call
	diagnostic_file_cache_fini.
	(adjust_line): Take an additional input parameter for the length
	of the line, rather than calculating it with strlen.
	(diagnostic_show_locus): Adjust the use of
	location_get_source_line and adjust_line with respect to their new
	signature.  While displaying a line now, do not stop at the first
	null byte.  Rather, display the zero byte as a space and keep
	going until we reach the size of the line.
	* Makefile.in: Add vec.o to OBJS-libcommon

2014-01-23  Kirill Yukhin  <kirill.yukhin@intel.com>
	    Ilya Tocar     <ilya.tocar@intel.com>

	* config/i386/avx512fintrin.h (_mm512_kmov): New.
	* config/i386/i386.c (IX86_BUILTIN_KMOV16): Ditto.
	(__builtin_ia32_kmov16): Ditto.
	* config/i386/i386.md (UNSPEC_KMOV): New.
	(kmovw): Ditto.

2014-01-23  Kirill Yukhin  <kirill.yukhin@intel.com>

	* config/i386/avx512fintrin.h (_mm512_loadu_si512): Rename.
	(_mm512_storeu_si512): Ditto.

2014-01-23  Richard Sandiford  <rdsandiford@googlemail.com>

	PR target/52125
	* rtl.h (get_referenced_operands): Declare.
	* recog.c (get_referenced_operands): New function.
	* config/mips/mips.c (mips_reorg_process_insns): Check which asm
	operands have been referenced when recording LO_SUM references.

2014-01-22  David Holsgrove <david.holsgrove@xilinx.com>

	* config/microblaze/microblaze.md: Correct bswaphi2 insn.

2014-01-22  Jan Hubicka  <jh@suse.cz>

	* config/i386/x86-tune.def (X86_TUNE_ACCUMULATE_OUTGOING_ARGS):
	Enable for generic and recent AMD targets.

2014-01-22  Jan Hubicka  <jh@suse.cz>

	* combine-stack-adj.c (combine_stack_adjustments_for_block): Remove
	ARG_SIZE note when adjustment was eliminated.

2014-01-22  Jeff Law  <law@redhat.com>

	PR tree-optimization/59597
	* tree-ssa-threadupdate.c (dump_jump_thread_path): Move to earlier
	in file.  Accept new argument REGISTERING and use it to modify
	dump output appropriately.
	(register_jump_thread): Corresponding changes.
	(mark_threaded_blocks): Reinstate code to cancel unprofitable
	thread paths involving joiner blocks.  Add code to dump cancelled
	jump threading paths.

2014-01-22  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/59477
	* lra-constraints.c (inherit_in_ebb): Process call for living hard
	regs.  Update reloads_num and potential_reload_hard_regs for all
	insns.

2014-01-22  Tom Tromey  <tromey@redhat.com>

	* config/i386/i386-interix.h (i386_pe_unique_section): Don't use
	PARAMS.
	* config/cr16/cr16-protos.h (notice_update_cc): Don't use PARAMS.

2014-01-21  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/59896
	* lra-constraints.c (process_alt_operands): Check unused note for
	matched operands of insn with no output reloads.

2014-01-21  Richard Sandiford  <rdsandiford@googlemail.com>

	* config/mips/mips.c (mips_move_to_gpr_cost): Add M16_REGS case.
	(mips_move_from_gpr_cost): Likewise.

2014-01-21  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/59858
	* lra-constraints.c (SMALL_REGISTER_CLASS_P): Use
	ira_class_hard_regs_num.
	(process_alt_operands): Increase reject for dying matched operand.

2014-01-21  Jakub Jelinek  <jakub@redhat.com>

	PR target/59003
	* config/i386/i386.c (expand_small_movmem_or_setmem): If mode is
	smaller than size, perform several stores or loads and stores
	at dst + count - size to store or copy all of size bytes, rather
	than just last modesize bytes.

2014-01-20  DJ Delorie  <dj@redhat.com>

	* config/rl78/rl78.c (rl78_propogate_register_origins): Verify
	that CLOBBERs are REGs before propogating their values.

2014-01-20  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/59789
	* cgraph.c (cgraph_inline_failed_string): Add type to DEFCIFCODE.
	(cgraph_inline_failed_type): New function.
	* cgraph.h (DEFCIFCODE): Add type.
	(cgraph_inline_failed_type_t): New enum.
	(cgraph_inline_failed_type): New prototype.
	* cif-code.def: Add CIF_FINAL_NORMAL to OK, FUNCTION_NOT_CONSIDERED,
	FUNCTION_NOT_OPTIMIZED, REDEFINED_EXTERN_INLINE,
	FUNCTION_NOT_INLINE_CANDIDATE, LARGE_FUNCTION_GROWTH_LIMIT,
	LARGE_STACK_FRAME_GROWTH_LIMIT, MAX_INLINE_INSNS_SINGLE_LIMIT,
	MAX_INLINE_INSNS_AUTO_LIMIT, INLINE_UNIT_GROWTH_LIMIT,
	RECURSIVE_INLINING, UNLIKELY_CALL, NOT_DECLARED_INLINED,
	OPTIMIZING_FOR_SIZE, ORIGINALLY_INDIRECT_CALL,
	INDIRECT_UNKNOWN_CALL, USES_COMDAT_LOCAL. 
	Add CIF_FINAL_ERROR to UNSPECIFIED, BODY_NOT_AVAILABLE,
	FUNCTION_NOT_INLINABLE, OVERWRITABLE, MISMATCHED_ARGUMENTS,
	EH_PERSONALITY, NON_CALL_EXCEPTIONS, TARGET_OPTION_MISMATCH,
	OPTIMIZATION_MISMATCH.
	* tree-inline.c (expand_call_inline): Emit errors during
	early_inlining if cgraph_inline_failed_type returns
	CIF_FINAL_ERROR.

2014-01-20  Uros Bizjak  <ubizjak@gmail.com>

	PR target/59685
	* config/i386/sse.md (*andnot<mode>3<mask_name>): Handle MODE_V16SF
	mode attribute in insn output.

2014-01-20  Eric Botcazou  <ebotcazou@adacore.com>

	* output.h (output_constant): Delete.
	* varasm.c (output_constant): Make private.

2014-01-20  Alex Velenko  <Alex.Velenko@arm.com>

	* config/aarch64/aarch64-simd.md (vec_perm<mode>): Add BE check.

2014-01-20  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/59860
	* tree.h (fold_builtin_strcat): New prototype.
	* builtins.c (fold_builtin_strcat): No longer static.  Add len
	argument, if non-NULL, don't call c_strlen.  Optimize
	directly into __builtin_memcpy instead of __builtin_strcpy.
	(fold_builtin_2): Adjust fold_builtin_strcat caller.
	* gimple-fold.c (gimple_fold_builtin): Handle BUILT_IN_STRCAT.

2014-01-20  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_avoid_lea_for_addr): Return false
	for SImode_address_operand operands, having only a REG argument.

2014-01-20  Marcus Shawcroft  <marcus.shawcroft@arm.com>

	* config/aarch64/aarch64-linux.h (GLIBC_DYNAMIC_LINKER): Expand
	loader name using mbig-endian.
	(LINUX_TARGET_LINK_SPEC): Pass linker -m flag.

2014-01-20  James Greenhalgh  <james.greenhalgh@arm.com>

	* doc/invoke.texi (-march): Clarify documentation for AArch64.
	(-mtune): Likewise.
	(-mcpu): Likewise.

2014-01-20  Tejas Belagod  <tejas.belagod@arm.com>

	* config/aarch64/aarch64-protos.h
	(aarch64_cannot_change_mode_class_ptr): Declare.
	* config/aarch64/aarch64.c (aarch64_cannot_change_mode_class,
	aarch64_cannot_change_mode_class_ptr): New.
	* config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Change to call
	backend hook aarch64_cannot_change_mode_class.

2014-01-20  James Greenhalgh  <james.greenhalgh@arm.com>

	* common/config/aarch64/aarch64-common.c
	(aarch64_handle_option): Don't handle any option order logic here.
	* config/aarch64/aarch64.c (aarch64_parse_arch): Do not override
	selected_cpu, warn on architecture version mismatch.
	(aarch64_override_options): Fix parsing order for option strings.

2014-01-20  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
	    Iain Sandoe  <iain@codesourcery.com>

	PR bootstrap/59496
	* config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Fix unused variable
	warning.  Amend comment to reflect current functionality.

2014-01-20  Richard Biener  <rguenther@suse.de>

	PR middle-end/59860
	* builtins.c (fold_builtin_strcat): Remove case better handled
	by tree-ssa-strlen.c.

2014-01-20  Alan Lawrence  <alan.lawrence@arm.com>

	* config/aarch64/aarch64.opt
	(mcpu, march, mtune): Make case-insensitive.

2014-01-20  Jakub Jelinek  <jakub@redhat.com>

	PR target/59880
	* config/i386/i386.c (ix86_avoid_lea_for_addr): Return false
	if operands[1] is a REG or ZERO_EXTEND of a REG.

2014-01-19  Jan Hubicka  <jh@suse.cz>

	* varasm.c (compute_reloc_for_constant): Use targetm.binds_local_p.

2014-01-19  John David Anglin  <danglin@gcc.gnu.org>

	* config/pa/pa.c (pa_attr_length_millicode_call): Correct length of
	long non-pic millicode calls.

2014-01-19  Jan-Benedict Glaw  <jbglaw@lug-owl.de>

	* config/vax/vax.h (FUNCTION_ARG_REGNO_P): Fix unused variable warning.

2014-01-19  Kito Cheng  <kito@0xlab.org>

	* builtins.c (expand_movstr): Check movstr expand done or fail.

2014-01-18  Uros Bizjak  <ubizjak@gmail.com>
	    H.J. Lu  <hongjiu.lu@intel.com>

	PR target/59379
	* config/i386/i386.md (*lea<mode>): Zero-extend return register
	to DImode for zero-extended addresses.

2014-01-19  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/57763
	* bb-reorder.c (fix_crossing_unconditional_branches): Set JUMP_LABEL
	on the new indirect jump_insn and increment LABEL_NUSES (label).

2014-01-18  H.J. Lu  <hongjiu.lu@intel.com>

	PR bootstrap/59580
	PR bootstrap/59583
	* config.gcc (x86_archs): New variable.
	(x86_64_archs): Likewise.
	(x86_cpus): Likewise.
	Use $x86_archs, $x86_64_archs and $x86_cpus to check valid
	--with-arch/--with-cpu= options.
	Support --with-arch=/--with-cpu={nehalem,westmere,
	sandybridge,ivybridge,haswell,broadwell,bonnell,silvermont}.

2014-01-18  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_adjust_cost): Reorder PROCESSOR_K8
	and PROCESSOR_ATHLON to simplify code.  Move "memory" calculation.

2014-01-18  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*swap<mode>): Rename from swap<mode>.

2014-01-18  Jakub Jelinek  <jakub@redhat.com>

	PR target/58944
	* config/i386/i386-c.c (ix86_pragma_target_parse): Temporarily
	clear cpp_get_options (parse_in)->warn_unused_macros for
	ix86_target_macros_internal with cpp_define.

2014-01-18  Richard Sandiford  <rdsandiford@googlemail.com>

	* jump.c (delete_related_insns): Keep (use (insn))s.
	* reorg.c (redundant_insn): Check for barriers too.

2014-01-17  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (ix86_split_lea_for_addr): Fix a comment typo.

2014-01-17  John David Anglin  <danglin@gcc.gnu.org>

	* config/pa/pa.c (pa_attr_length_indirect_call): Don't output a short
	call to $$dyncall when TARGET_LONG_CALLS is true.

2014-01-17  Jeff Law  <law@redhat.com>

	* ree.c (combine_set_extension): Temporarily disable test for
	changing number of hard registers.

2014-01-17  Jan Hubicka  <jh@suse.cz>

	PR middle-end/58125
	* ipa-inline-analysis.c (inline_free_summary):
	Do not free summary of aliases.

2014-01-17  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/59706
	* gimplify.c (gimplify_expr): Use create_tmp_var
	instead of create_tmp_var_raw.  If cond doesn't have
	integral type, don't add the IFN_ANNOTATE builtin at all.

2014-01-17  Martin Jambor  <mjambor@suse.cz>

	PR ipa/59736
	* ipa-cp.c (prev_edge_clone): New variable.
	(grow_next_edge_clone_vector): Renamed to grow_edge_clone_vectors.
	Also resize prev_edge_clone vector.
	(ipcp_edge_duplication_hook): Also update prev_edge_clone.
	(ipcp_edge_removal_hook): New function.
	(ipcp_driver): Register ipcp_edge_removal_hook.

2014-01-17  Andrew Pinski <apinski@cavium.com>
	    Steve Ellcey  <sellcey@mips.com>

	PR target/59462
	* config/mips/mips.c (mips_print_operand): Check operand mode instead
	of operator mode.

2014-01-17  Jeff Law  <law@redhat.com>

	PR middle-end/57904
	* passes.def: Reorder pass_copy_prop, pass_unrolli, pass_ccp sequence
	so that pass_ccp runs first.

2014-01-17  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (ix86_lea_outperforms): Use TARGET_XXX.
	(ix86_adjust_cost): Use !TARGET_XXX.
	(do_reorder_for_imul): Likewise.
	(swap_top_of_ready_list): Likewise.
	(ix86_sched_reorder): Likewise.

2014-01-17  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386-c.c (ix86_target_macros_internal): Handle
	PROCESSOR_INTEL.  Treat like PROCESSOR_GENERIC.
	* config/i386/i386.c (intel_memcpy): New.  Duplicate slm_memcpy.
	(intel_memset): New.  Duplicate slm_memset.
	(intel_cost): New.  Duplicate slm_cost.
	(m_INTEL): New macro.
	(processor_target_table): Add "intel".
	(ix86_option_override_internal): Replace PROCESSOR_SILVERMONT
	with PROCESSOR_INTEL for "intel".
	(ix86_lea_outperforms): Support PROCESSOR_INTEL.  Duplicate
	PROCESSOR_SILVERMONT.
	(ix86_issue_rate): Likewise.
	(ix86_adjust_cost): Likewise.
	(ia32_multipass_dfa_lookahead): Likewise.
	(swap_top_of_ready_list): Likewise.
	(ix86_sched_reorder): Likewise.
	(ix86_avoid_lea_for_addr): Check TARGET_AVOID_LEA_FOR_ADDR
	instead of TARGET_OPT_AGU.
	* config/i386/i386.h (TARGET_INTEL): New.
	(TARGET_AVOID_LEA_FOR_ADDR): Likewise.
	(processor_type): Add PROCESSOR_INTEL.
	* config/i386/x86-tune.def: Support m_INTEL. Duplicate m_SILVERMONT.
	Add X86_TUNE_AVOID_LEA_FOR_ADDR.

2014-01-17  Marek Polacek  <polacek@redhat.com>

	PR c/58346
	* gimple-fold.c (fold_array_ctor_reference): Don't fold if element
	size is zero.

2014-01-17  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/46590
	* opts.c (default_options_table): Add entries for
	OPT_fbranch_count_reg, OPT_fmove_loop_invariants and OPT_ftree_pta,
	all enabled at -O1 but not for -Og.
	* common.opt (fbranch-count-reg): Remove Init(1).
	(fmove-loop-invariants): Likewise.
	(ftree-pta): Likewise.

2014-01-17  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/i386.c (ix86_data_alignment): For compatibility with
	(incorrect) GCC 4.8 and earlier alignment assumptions ensure we align
	decls to at least the GCC 4.8 used alignments.

	PR fortran/59440
	* tree-nested.c (convert_nonlocal_reference_stmt,
	convert_local_reference_stmt): For NAMELIST_DECLs in gimple_bind_vars
	of GIMPLE_BIND stmts, adjust associated decls.

2014-01-17  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/46590
	* vec.h (vec<>::bseach): New member function implementing
	binary search according to C89 bsearch.
	(vec<>::qsort): Avoid calling ::qsort for vectors with sizes 0 or 1.
	* tree-ssa-loop-im.c (struct mem_ref): Make stored member a
	bitmap pointer again.  Make accesses_in_loop a flat array.
	(mem_ref_obstack): New global.
	(outermost_indep_loop): Adjust for mem_ref->stored changes.
	(mark_ref_stored): Likewise.
	(ref_indep_loop_p_2): Likewise.
	(set_ref_stored_in_loop): New helper function.
	(mem_ref_alloc): Allocate mem_refs on the mem_ref_obstack obstack.
	(memref_free): Adjust.
	(record_mem_ref_loc): Simplify.
	(gather_mem_refs_stmt): Adjust.
	(sort_locs_in_loop_postorder_cmp): New function.
	(analyze_memory_references): Sort accesses_in_loop after
	loop postorder number.
	(find_ref_loc_in_loop_cmp): New function.
	(for_all_locs_in_loop): Find relevant cluster of locs in
	accesses_in_loop and iterate without recursion.
	(execute_sm): Avoid uninit warning.
	(struct ref_always_accessed): Simplify.
	(ref_always_accessed::operator ()): Likewise.
	(ref_always_accessed_p): Likewise.
	(tree_ssa_lim_initialize): Initialize mem_ref_obstack, compute
	loop postorder numbers here.
	(tree_ssa_lim_finalize): Free mem_ref_obstack and loop postorder
	numbers.

2014-01-17  Jan Hubicka  <hubicka@ucw.cz>

	PR c++/57945
	* passes.c (rest_of_decl_compilation): Don't call varpool_finalize_decl
	on decls for which assemble_alias has been called.

2014-01-17  Nick Clifton  <nickc@redhat.com>

	* config/msp430/msp430.opt: (mcpu): New option.
	* config/msp430/msp430.c (msp430_mcu_name): Use target_mcu.
	(msp430_option_override): Parse target_cpu.  If the MCU name
	matches a generic string, clear target_mcu.
	(msp430_attr): Allow numeric interrupt values up to 63.
	(msp430_expand_epilogue): No longer invert operand 1 of gen_popm.
	* config/msp430/msp430.h (ASM_SPEC): Convert -mcpu into a -mmcu
	option.
	* config/msp430/t-msp430: (MULTILIB_MATCHES): Remove mcu matches.
	Add mcpu matches.
	* config/msp430/msp430.md (popm): Use %J rather than %I.
	(addsi3): Use msp430_nonimmediate_operand for operand 2.
	(addhi_cy_i): Use immediate_operand for operand 2.
	* doc/invoke.texi: Document -mcpu option.

2014-01-17  Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/38518
	* df.h (df_analyze_loop): Declare.
	* df-core.c: Include cfgloop.h.
	(df_analyze_1): Split out main part of df_analyze.
	(df_analyze): Adjust.
	(loop_inverted_post_order_compute): New function.
	(loop_post_order_compute): Likewise.
	(df_analyze_loop): New function avoiding whole-function
	postorder computes.
	* loop-invariant.c (find_defs): Use df_analyze_loop.
	(find_invariants): Adjust.
	* loop-iv.c (iv_analysis_loop_init): Use df_analyze_loop.

2014-01-17  Zhenqiang Chen  <zhenqiang.chen@arm.com>

	* config/arm/arm.c (arm_v7m_tune): Set max_insns_skipped to 2.
	(thumb2_final_prescan_insn): Set max to MAX_INSN_PER_IT_BLOCK.

2014-01-16  Ilya Enkovich  <ilya.enkovich@intel.com>

	* ipa-ref.c (ipa_remove_stmt_references): Fix references
	traversal when removing references.

2014-01-16  Jan Hubicka  <jh@suse.cz>

	PR ipa/59775
	* tree.c (get_binfo_at_offset): Look harder for virtual bases.

2014-01-16  Bernd Schmidt  <bernds@codesourcery.com>

	PR middle-end/56791
	* reload.c (find_reloads_address_1): Do not use RELOAD_OTHER when
	pushing a reload for an autoinc when we had previously reloaded an
	inner part of the address.

2014-01-16  Jakub Jelinek  <jakub@redhat.com>

	* tree-vectorizer.h (struct _loop_vec_info): Add no_data_dependencies
	field.
	(LOOP_VINFO_NO_DATA_DEPENDENCIES): Define.
	* tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Clear it
	when not giving up or versioning for alias only because of
	loop->safelen.
	(vect_analyze_data_ref_dependences): Set to true.
	* tree-vect-stmts.c (hoist_defs_of_uses): Return false if def_stmt
	is a GIMPLE_PHI.
	(vectorizable_load): Use LOOP_VINFO_NO_DATA_DEPENDENCIES instead of
	LOOP_REQUIRES_VERSIONING_FOR_ALIAS, add && !nested_in_vect_loop
	to the condition.

	PR middle-end/58344
	* expr.c (expand_expr_real_1): Handle init == NULL_TREE.

	PR target/59839
	* config/i386/i386.c (ix86_expand_builtin): If target doesn't satisfy
	operand 0 predicate for gathers, use a new pseudo as subtarget.

2014-01-16  Vladimir Makarov  <vmakarov@redhat.com>

	PR middle-end/59609
	* lra-constraints.c (process_alt_operands): Add printing debug info.
	Check absence of input/output reloads for matched operands too.

2014-01-16  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/59835
	* ira.c (ira_init_register_move_cost): Increase cost for
	impossible modes.

2014-01-16  Alan Lawrence  <alan.lawrence@arm.com>

	* config/arm/arm.opt (mcpu, march, mtune): Make case-insensitive.

2014-01-16  Richard Earnshaw  <rearnsha@arm.com>

	PR target/59780
	* aarch64.c (aarch64_split_128bit_move): Don't lookup REGNO on
	non-register objects.  Use gen_(high/low)part more consistently.
	Fix assertions.

2014-01-16  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/59844
	* config/rs6000/rs6000.md (reload_vsx_from_gprsf): Add little
	endian support, remove tests for WORDS_BIG_ENDIAN.
	(p8_mfvsrd_3_<mode>): Likewise.
	(reload_gpr_from_vsx<mode>): Likewise.
	(reload_gpr_from_vsxsf): Likewise.
	(p8_mfvsrd_4_disf): Likewise.

2014-01-16  Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/46590
	* lcm.c (compute_antinout_edge): Use postorder iteration.
	(compute_laterin): Use inverted postorder iteration.

2014-01-16  Nick Clifton  <nickc@redhat.com>

	PR middle-end/28865
	* varasm.c (output_constant): Return the number of bytes actually
	emitted.
	(output_constructor_array_range): Update the field size with the
	number of bytes emitted by output_constant.
	(output_constructor_regular_field): Likewise.  Also do not
	complain if the total number of bytes emitted is now greater
	than the expected fieldpos.
	* output.h (output_constant): Update prototype and descriptive comment.

2014-01-16  Marek Polacek  <polacek@redhat.com>

	PR middle-end/59827
	* cgraph.c (gimple_check_call_args): Don't use DECL_ARG_TYPE if
	it is error_mark_node.

2014-01-15  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_hard_regno_mode_ok): Use
	VALID_AVX256_REG_OR_OI_MODE.

2014-01-15  Pat Haugen  <pthaugen@us.ibm.com>

	* config/rs6000/rs6000.c (rs6000_output_function_prologue): Check if
	current procedure should be profiled.

2014-01-15  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64.c (aarch64_register_move_cost): Correct cost
	of moving from/to the STACK_REG register class.

2014-01-15  Richard Henderson <rth@redhat.com>

	PR debug/54694
	* reginfo.c (global_regs_decl): Globalize.
	* rtl.h (global_regs_decl): Declare.
	* ira.c (do_reload): Diagnose frame_pointer_needed and it
	reserved via global_regs.

2014-01-15  Teresa Johnson  <tejohnson@google.com>

	* tree-ssa-sccvn.c (visit_reference_op_call): Handle NULL vdef.

2014-01-15  Bill Schmidt  <wschmidt@vnet.linux.ibm.com>

	* config/rs6000/altivec.md (mulv8hi3): Explicitly generate vmulesh
	and vmulosh rather than call gen_vec_widen_smult_*.
	(vec_widen_umult_even_v16qi): Test VECTOR_ELT_ORDER_BIG rather
	than BYTES_BIG_ENDIAN to determine use of even or odd instruction.
	(vec_widen_smult_even_v16qi): Likewise.
	(vec_widen_umult_even_v8hi): Likewise.
	(vec_widen_smult_even_v8hi): Likewise.
	(vec_widen_umult_odd_v16qi): Likewise.
	(vec_widen_smult_odd_v16qi): Likewise.
	(vec_widen_umult_odd_v8hi): Likewise.
	(vec_widen_smult_odd_v8hi): Likewise.
	(vec_widen_umult_hi_v16qi): Explicitly generate vmuleub and
	vmuloub rather than call gen_vec_widen_umult_*.
	(vec_widen_umult_lo_v16qi): Likewise.
	(vec_widen_smult_hi_v16qi): Explicitly generate vmulesb and
	vmulosb rather than call gen_vec_widen_smult_*.
	(vec_widen_smult_lo_v16qi): Likewise.
	(vec_widen_umult_hi_v8hi): Explicitly generate vmuleuh and vmulouh
	rather than call gen_vec_widen_umult_*.
	(vec_widen_umult_lo_v8hi): Likewise.
	(vec_widen_smult_hi_v8hi): Explicitly gnerate vmulesh and vmulosh
	rather than call gen_vec_widen_smult_*.
	(vec_widen_smult_lo_v8hi): Likewise.

2014-01-15  Jeff Law  <law@redhat.com>

	PR tree-optimization/59747
	* ree.c (find_and_remove_re): Properly handle case where a second
	eliminated extension requires widening a copy created for elimination
	of a prior extension.
	(combine_set_extension): Ensure that the number of hard regs needed
	for a destination register does not change when we widen it.

2014-01-15  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* config.gcc (*-*-rtems*): Add t-rtems to tmake_file.
	(arm*-*-uclinux*eabi*): Do not override an existing tmake_file.
	(arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtems*): Likwise.
	(arm*-*-rtems*): Use t-rtems from existing tmake_file.
	(avr-*-rtems*): Likewise.
	(bfin*-rtems*): Likewise.
	(moxie-*-rtems*): Likewise.
	(h8300-*-rtems*): Likewise.
	(i[34567]86-*-rtems*): Likewise.
	(lm32-*-rtems*): Likewise.
	(m32r-*-rtems*): Likewise.
	(m68k-*-rtems*): Likewise.
	(microblaze*-*-rtems*): Likewise.
	(mips*-*-rtems*): Likewise.
	(powerpc-*-rtems*): Likewise.
	(sh-*-rtems*): Likewise.
	(sparc-*-rtems*): Likewise.
	(sparc64-*-rtems*): Likewise.
	(v850-*-rtems*): Likewise.
	(m32c-*-rtems*): Likewise.

2014-01-15  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/59511
	* ira.c (ira_init_register_move_cost): Use memory costs for some
	cases of register move cost calculations.
	* lra-constraints.c (lra_constraints): Use REG_FREQ_FROM_BB
	instead of BB frequency.
	* lra-coalesce.c (move_freq_compare_func, lra_coalesce): Ditto.
	* lra-assigns.c (find_hard_regno_for): Ditto.

2014-01-15  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/59822
	* tree-vect-stmts.c (hoist_defs_of_uses): New function.
	(vectorizable_load): Use it to hoist defs of uses of invariant
	loads out of the loop.

2014-01-15  Matthew Gretton-Dann  <matthew.gretton-dann@linaro.org>
            Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR target/59695
	* config/aarch64/aarch64.c (aarch64_build_constant): Fix incorrect
	truncation.

2014-01-15  Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/59802
	* lcm.c (compute_available): Use inverted postorder to seed
	the initial worklist.

2014-01-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	PR target/59803
	* config/s390/s390.c (s390_preferred_reload_class): Don't return
	ADDR_REGS for invalid symrefs in non-PIC code.

2014-01-15  Jakub Jelinek  <jakub@redhat.com>

	PR other/58712
	* builtins.c (determine_block_size): Initialize *probable_max_size
	even if len_rtx is CONST_INT.

2014-01-14  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64-protos.h (tune_params): Add issue_rate.
	* config/aarch64/aarch64.c (generic_tunings): Add issue rate of 2.
	(cortexa53_tunings): Likewise.
	(aarch64_sched_issue_rate): New function.
	(TARGET_SCHED_ISSUE_RATE): Define.

2014-01-14  Vladimir Makarov  <vmakarov@redhat.com>

	* ira-costs.c (find_costs_and_classes): Add missed
	ira_init_register_move_cost_if_necessary.

2014-01-14  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/59787
	* config/arm/arm.c (arm_coproc_mem_operand): Add lra_in_progress.

2014-01-14  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/59794
	* config/i386/i386.c (type_natural_mode): Add a bool parameter
	to indicate if type is used for function return value.  Warn ABI
	change if the vector mode isn't available for function return value.
	(ix86_function_arg_advance): Pass false to type_natural_mode.
	(ix86_function_arg): Likewise.
	(ix86_gimplify_va_arg): Likewise.
	(function_arg_32): Don't warn ABI change.
	(ix86_function_value): Pass true to type_natural_mode.
	(ix86_return_in_memory): Likewise.
	(ix86_struct_value_rtx): Removed.
	(TARGET_STRUCT_VALUE_RTX): Likewise.

2014-01-14  Richard Sandiford  <rsandifo@linux.vnet.ibm.com>

	* jump.c (redirect_jump_2): Remove REG_CROSSING_JUMP notes when
	converting a conditional jump into a conditional return.

2014-01-14  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/58921
	PR tree-optimization/59006
	* tree-vect-loop-manip.c (vect_loop_versioning): Remove code
	hoisting invariant stmts.
	* tree-vect-stmts.c (vectorizable_load): Insert the splat of
	invariant loads on the preheader edge if possible.

2014-01-14  Joey Ye  <joey.ye@arm.com>

	* doc/plugin.texi (Building GCC plugins): Update to C++.

2014-01-14  Kirill Yukhin  <kirill.yukhin@intel.com>

	* config/i386/avx512erintrin.h (_mm_rcp28_round_sd): New.
	(_mm_rcp28_round_ss): Ditto.
	(_mm_rsqrt28_round_sd): Ditto.
	(_mm_rsqrt28_round_ss): Ditto.
	(_mm_rcp28_sd): Ditto.
	(_mm_rcp28_ss): Ditto.
	(_mm_rsqrt28_sd): Ditto.
	(_mm_rsqrt28_ss): Ditto.
	* config/i386/avx512fintrin.h (_mm512_stream_load_si512): Ditto.
	* config/i386/i386-builtin-types.def (V8DI_FTYPE_PV8DI): Ditto.
	* config/i386/i386.c (IX86_BUILTIN_MOVNTDQA512): Ditto.
	(IX86_BUILTIN_RCP28SD): Ditto.
	(IX86_BUILTIN_RCP28SS): Ditto.
	(IX86_BUILTIN_RSQRT28SD): Ditto.
	(IX86_BUILTIN_RSQRT28SS): Ditto.
	(bdesc_special_args): Define __builtin_ia32_movntdqa512,
	__builtin_ia32_rcp28sd_round, __builtin_ia32_rcp28ss_round,
	__builtin_ia32_rsqrt28sd_round, __builtin_ia32_rsqrt28ss_round.
	(ix86_expand_special_args_builtin): Expand new FTYPE.
	* config/i386/sse.md (define_mode_attr "sse4_1_avx2"): Expand to V8DI.
	(srcp14<mode>): Make insn unary.
	(avx512f_vmscalef<mode><round_name>): Use substed predicate.
	(avx512f_sgetexp<mode><round_saeonly_name>): Ditto.
	(avx512f_rndscale<mode><round_saeonly_name>): Ditto.
	(<sse4_1_avx2>_movntdqa): Extend to 512 bits.
	(avx512er_exp2<mode><mask_name><round_saeonly_name>):
	Fix rounding: make it SAE only.
	(<mask_codefor>avx512er_rcp28<mode><mask_name><round_saeonly_name>):
	Ditto.
	(<mask_codefor>avx512er_rsqrt28<mode><mask_name><round_saeonly_name>):
	Ditto.
	(avx512er_vmrcp28<mode><round_saeonly_name>): Ditto.
	(avx512er_vmrsqrt28<mode><round_saeonly_name>): Ditto.
	(avx512f_getmant<mode><mask_name><round_saeonly_name>): Ditto.
	* config/i386/subst.md (round_saeonly_mask_scalar_operand3): Remove.
	(round_saeonly_mask_scalar_operand4): Ditto.
	(round_saeonly_mask_scalar_op3): Ditto.
	(round_saeonly_mask_scalar_op4): Ditto.

2014-01-13  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
	Implement -maltivec=be for vec_insert and vec_extract.

2014-01-10  DJ Delorie  <dj@redhat.com>

	* config/msp430/msp430.md (call_internal): Don't allow memory
	references with SP as the base register.
	(call_value_internal): Likewise.
	* config/msp430/constraints.md (Yc): New.  For memory references
	that don't use SP as a base register.

	* config/msp430/msp430.c (msp430_print_operand): Add 'J' to mean
	"an integer without a # prefix"
	* config/msp430/msp430.md (epilogue_helper): Use it.

2014-01-13  Jakub Jelinek  <jakub@redhat.com>

	PR target/59617
	* config/i386/i386.c (ix86_vectorize_builtin_gather): Uncomment
	AVX512F gather builtins.
	* tree-vect-stmts.c (vectorizable_mask_load_store): For now punt
	on gather decls with INTEGER_TYPE masktype.
	(vectorizable_load): For INTEGER_TYPE masktype, put the INTEGER_CST
	directly into the builtin rather than hoisting it before loop.

	PR tree-optimization/59387
	* tree-scalar-evolution.c: Include gimple-fold.h and gimplify-me.h.
	(scev_const_prop): If folded_casts and type has undefined overflow,
	use force_gimple_operand instead of force_gimple_operand_gsi and
	for each added stmt if it is assign with
	arith_code_with_undefined_signed_overflow, call
	rewrite_to_defined_overflow.
	* tree-ssa-loop-im.c: Don't include gimplify-me.h, include
	gimple-fold.h instead.
	(arith_code_with_undefined_signed_overflow,
	rewrite_to_defined_overflow): Moved to ...
	* gimple-fold.c (arith_code_with_undefined_signed_overflow,
	rewrite_to_defined_overflow): ... here.  No longer static.
	Include gimplify-me.h.
	* gimple-fold.h (arith_code_with_undefined_signed_overflow,
	rewrite_to_defined_overflow): New prototypes.

2014-01-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.h (MAX_CONDITIONAL_EXECUTE): Fix typo in description.

2014-01-13  Eric Botcazou  <ebotcazou@adacore.com>

	* builtins.c (get_object_alignment_2): Minor tweak.
	* tree-ssa-loop-ivopts.c (may_be_unaligned_p): Rewrite.

2014-01-13  Christian Bruel  <christian.bruel@st.com>

	* config/sh/sh-mem.cc (sh_expand_cmpnstr): Unroll small sizes and
	optimized non constant lengths.

2014-01-13  Jakub Jelinek  <jakub@redhat.com>

	PR libgomp/59194
	* omp-low.c (expand_omp_atomic_pipeline): Expand the initial
	load as __atomic_load_N if possible.

2014-01-11  David Edelsohn  <dje.gcc@gmail.com>

	* config/rs6000/rs6000.c (rs6000_expand_mtfsf_builtin): Remove
	target parameter.
	(rs6000_expand_builtin): Adjust call.

2014-01-11  David Edelsohn  <dje.gcc@gmail.com>

	PR target/58115
	* config/rs6000/rs6000.h (SWITCHABLE_TARGET): Define.
	* config/rs6000/rs6000.c: Include target-globals.h.
	(rs6000_set_current_function): Instead of doing target_reinit
	unconditionally, use save_target_globals_default_opts and
	restore_target_globals.

	* config/rs6000/rs6000-builtin.def (mffs, mtfsf): Add builtins for
	FPSCR.
	* config/rs6000/rs6000.c (rs6000_expand_mtfsf_builtin): New.
	(rs6000_expand_builtin): Handle mffs and mtfsf.
	(rs6000_init_builtins): Define mffs and mtfsf.
	* config/rs6000/rs6000.md (UNSPECV_MFFS, UNSPECV_MTFSF): New constants.
	(rs6000_mffs): New pattern.
	(rs6000_mtfsf): New pattern.

2014-01-11  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (iv_ca_narrow): New parameter.
	Start narrowing with START.  Apply candidate-use pair
	and check overall cost in narrowing.
	(iv_ca_prune): Pass new argument.

2014-01-10  Jeff Law  <law@redhat.com>

	PR middle-end/59743
	* ree.c (combine_reaching_defs): Ensure the defining statement
	occurs before the extension when optimizing extensions with
	different source and destination hard registers.

2014-01-10  Jan Hubicka  <jh@suse.cz>

	PR ipa/58585
	* ipa-devirt.c (build_type_inheritance_graph): Also add types of
	vtables into the type inheritance graph.

2014-01-10  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/59754
	* ree.c (combine_reaching_defs): Disallow !SCALAR_INT_MODE_P
	modes in the REGNO != REGNO case.

2014-01-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000-builtin.def: Fix pasto for VPKSDUS.

2014-01-10  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/59745
	* tree-predcom.c (tree_predictive_commoning_loop): Call
	free_affine_expand_cache if giving up because components is NULL.

	* target-globals.c (save_target_globals): Allocate < 4KB structs using
	GC in payload of target_globals struct instead of allocating them on
	the heap and the larger structs separately using GC.
	* target-globals.h (struct target_globals): Make regs, hard_regs,
	reload, expmed, ira, ira_int and lra_fields GTY((atomic)) instead
	of GTY((skip)) and change type to void *.
	(reset_target_globals): Cast loads from those fields to corresponding
	types.

2014-01-10  Steve Ellcey  <sellcey@mips.com>

	PR plugins/59335
	* Makefile.in (PLUGIN_HEADERS): Add gimplify.h, gimple-iterator.h,
	gimple-ssa.h, fold-const.h, tree-cfg.h, tree-into-ssa.h,
	tree-ssanames.h, print-tree.h, varasm.h, and context.h.

2014-01-10  Richard Earnshaw  <rearnsha@arm.com>

	PR target/59744
	* aarch64-modes.def (CC_Zmode): New flags mode.
	* aarch64.c (aarch64_select_cc_mode): Only allow NEG when the condition
	represents an equality.
	(aarch64_get_condition_code): Handle CC_Zmode.
	* aarch64.md (compare_neg<mode>): Restrict to equality operations.

2014-01-10  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.c (s390_expand_tbegin): Remove jump over CC
	extraction in good case.

2014-01-10  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/59374
	* tree-vect-slp.c (vect_slp_analyze_bb_1): Move dependence
	checking after SLP discovery.  Mark stmts not participating
	in any SLP instance properly.

2014-01-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.c (arm_new_rtx_costs): Use destination mode
	when handling a SET rtx.

2014-01-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm-cores.def (cortex-a53): Specify FL_CRC32.
	(cortex-a57): Likewise.
	(cortex-a57.cortex-a53): Likewise. Remove redundant flags.

2014-01-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.c (arm_init_iwmmxt_builtins): Skip
	non-iwmmxt builtins.

2014-01-10  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/58252
	PR ipa/59226
	* ipa-devirt.c record_target_from_binfo): Take as argument
	stack of binfos and lookup matching one for virtual inheritance.
	(possible_polymorphic_call_targets_1): Update.

2014-01-10  Huacai Chen  <chenhc@lemote.com>

	* config/mips/driver-native.c (host_detect_local_cpu): Handle new
	kernel strings for Loongson-2E/2F/3A.

2014-01-10  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/59670
	* tree-vect-data-refs.c (vect_analyze_data_refs): Check
	is_gimple_call before calling gimple_call_internal_p.

2014-01-09  Steve Ellcey  <sellcey@mips.com>

	* Makefile.in (TREE_FLOW_H): Remove.
	(TREE_SSA_H): Add file names from tree-flow.h.
	* doc/tree-ssa.texi (Annotations): Remove reference to tree-flow.h
	* tree.h: Remove tree-flow.h reference.
	* hash-table.h: Remove tree-flow.h reference.
	* tree-ssa-loop-niter.c (dump_affine_iv): Replace tree-flow.h
	reference with tree-ssa-loop.h.

2014-01-09  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* doc/invoke.texi: Add -maltivec={be,le} options, and document
	default element-order behavior for -maltivec.
	* config/rs6000/rs6000.opt: Add -maltivec={be,le} options.
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Ensure
	that -maltivec={le,be} implies -maltivec; disallow -maltivec=le
	when targeting big endian, at least for now.
	* config/rs6000/rs6000.h: Add #define of VECTOR_ELT_ORDER_BIG.

2014-01-09  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/47735
	* cfgexpand.c (expand_one_var): For SSA_NAMEs, if the underlying
	var satisfies use_register_for_decl, just take into account type
	alignment, rather than decl alignment.

	PR tree-optimization/59622
	* gimple-fold.c (gimple_fold_call): Fix a typo in message.  For
	__builtin_unreachable replace the OBJ_TYPE_REF call with a call to
	__builtin_unreachable and add if needed a setter of the lhs SSA_NAME.
	Don't devirtualize for inplace at all.  For targets.length () == 1,
	if the call is noreturn and cfun isn't in SSA form yet, clear lhs.

2014-01-09  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.md (cpu): Remove the unused btver1.

2014-01-09  H.J. Lu  <hongjiu.lu@intel.com>

	* gdbasan.in: Put a breakpoint on __sanitizer::Report.

2014-01-09  Jakub Jelinek  <jakub@redhat.com>

	PR target/58115
	* tree-core.h (struct target_globals): New forward declaration.
	(struct tree_target_option): Add globals field.
	* tree.h (TREE_TARGET_GLOBALS): Define.
	(prepare_target_option_nodes_for_pch): New prototype.
	* target-globals.h (struct target_globals): Define even if
	!SWITCHABLE_TARGET.
	* tree.c (prepare_target_option_node_for_pch,
	prepare_target_option_nodes_for_pch): New functions.
	* config/i386/i386.h (SWITCHABLE_TARGET): Define.
	* config/i386/i386.c: Include target-globals.h.
	(ix86_set_current_function): Instead of doing target_reinit
	unconditionally, use save_target_globals_default_opts and
	restore_target_globals.

2014-01-09  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/59715
	* tree-cfg.h (split_critical_edges): Declare.
	* tree-cfg.c (split_critical_edges): Export.
	* tree-ssa-sink.c (execute_sink_code): Split critical edges.

2014-01-09  Max Ostapenko  <m.ostapenko@partner.samsung.com>

	* cfgexpand.c (expand_stack_vars): Optionally disable
	asan stack protection.
	(expand_used_vars): Likewise.
	(partition_stack_vars): Likewise.
	* asan.c (asan_emit_stack_protection): Optionally disable
	after return stack usage.
	(instrument_derefs): Optionally disable memory access instrumentation.
	(instrument_builtin_call): Likewise.
	(instrument_strlen_call): Likewise.
	(asan_protect_global): Optionally disable global variables protection.
	* doc/invoke.texi: Added doc for new options.
	* params.def: Added new options.
	* params.h: Likewise.

2014-01-09  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/59724
	* ifcvt.c (cond_exec_process_if_block): Don't call
	flow_find_head_matching_sequence with 0 longest_match.
	* cfgcleanup.c (flow_find_head_matching_sequence): Count even
	non-active insns if !stop_after.
	(try_head_merge_bb): Revert 2014-01-07 changes.

2014-01-08  Jeff Law  <law@redhat.com>

	* ree.c (get_sub_rtx): New function, extracted from...
	(merge_def_and_ext): Here.
	(combine_reaching_defs): Use get_sub_rtx.

2014-01-08  Eric Botcazou  <ebotcazou@adacore.com>

	* cgraph.h (varpool_variable_node): Do not choke on null node.

2014-01-08  Catherine Moore  <clm@codesourcery.com>

	* config/mips/mips.md (simple_return): Attempt to use JRC
	for microMIPS.
	* config/mips/mips.h (MIPS_CALL): Attempt to use JALS for microMIPS.

2014-01-08  Richard Sandiford  <rdsandiford@googlemail.com>

	PR rtl-optimization/59137
	* reorg.c (steal_delay_list_from_target): Call update_block for
	elided insns.
	(steal_delay_list_from_fallthrough, relax_delay_slots): Likewise.

2014-01-08  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
	two duplicate entries.

2014-01-08  Richard Sandiford  <rdsandiford@googlemail.com>

	Revert:
	2012-10-07  Richard Sandiford  <rdsandiford@googlemail.com>

	* config/mips/mips.c (mips_truncated_op_cost): New function.
	(mips_rtx_costs): Adjust test for BADDU.
	* config/mips/mips.md (*baddu_di<mode>): Push truncates to operands.

	2012-10-02  Richard Sandiford  <rdsandiford@googlemail.com>

	* config/mips/mips.md (*baddu_si_eb, *baddu_si_el): Merge into...
	(*baddu_si): ...this new pattern.

2014-01-08  Jakub Jelinek  <jakub@redhat.com>

	PR ipa/59722
	* ipa-prop.c (ipa_analyze_params_uses): Ignore uses in debug stmts.

2014-01-08  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	PR middle-end/57748
	* expr.h (expand_expr_real, expand_expr_real_1): Add new parameter
	inner_reference_p.
	(expand_expr, expand_normal): Adjust.
	* expr.c (expand_expr_real, expand_expr_real_1): Add new parameter
	inner_reference_p. Use inner_reference_p to expand inner references.
	(store_expr): Adjust.
	* cfgexpand.c (expand_call_stmt): Adjust.

2014-01-08  Rong Xu  <xur@google.com>

	* gcov-io.c (gcov_var): Move from gcov-io.h.
	(gcov_position): Ditto.
	(gcov_is_error): Ditto.
	(gcov_rewrite): Ditto.
	* gcov-io.h: Refactor. Move gcov_var to gcov-io.h, and libgcov
	only part to libgcc/libgcov.h.

2014-01-08  Marek Polacek  <polacek@redhat.com>

	PR middle-end/59669
	* omp-low.c (simd_clone_adjust): Don't crash if def is NULL.

2014-01-08  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/59667
	* ubsan.c (ubsan_type_descriptor): Call strip_array_types on type2.

2014-01-08  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/59649
	* stor-layout.c (get_mode_bounds): For BImode return
	0 and STORE_FLAG_VALUE.

2014-01-08  Richard Biener  <rguenther@suse.de>

	PR middle-end/59630
	* gimple.h (is_gimple_builtin_call): Remove.
	(gimple_builtin_call_types_compatible_p): New.
	(gimple_call_builtin_p): New overload.
	* gimple.c (is_gimple_builtin_call): Remove.
	(validate_call): Rename to ...
	(gimple_builtin_call_types_compatible_p): ... this and export.  Also
	check return types.
	(validate_type): New static function.
	(gimple_call_builtin_p): New overload and adjust.
	* gimple-fold.c (gimple_fold_builtin): Fold the return value.
	(gimple_fold_call): Likewise.  Use gimple_call_builtin_p.
	(gimple_fold_stmt_to_constant_1): Likewise.
	* tsan.c (instrument_gimple): Use gimple_call_builtin_p.

2014-01-08  Richard Biener  <rguenther@suse.de>

	PR middle-end/59471
	* gimplify.c (gimplify_expr): Gimplify register-register type
	VIEW_CONVERT_EXPRs to separate stmts.

2014-01-07  Jeff Law  <law@redhat.com>

	PR middle-end/53623
	* ree.c (combine_set_extension): Handle case where source
	and destination registers in an extension insn are different.
	(combine_reaching_defs): Allow source and destination registers
	in extension to be different under limited circumstances.
	(add_removable_extension): Remove restriction that the
	source and destination registers in the extension are the same.
	(find_and_remove_re): Emit a copy from the extension's
	destination to its source after the defining insn if
	the source and destination registers are different.

	PR middle-end/59285
	* ifcvt.c (merge_if_block): If we are merging a block with more than
	one successor with a block with no successors, remove any BARRIER
	after the second block.

2014-01-07  Dan Xio Qiang <ziyan01@163.com>

	* hw-doloop.c (reorg_loops): Release the bitmap obstack.

2014-01-07  John David Anglin  <danglin@gcc.gnu.org>

	PR target/59652
	* config/pa/pa.c (pa_legitimate_address_p): Return false before reload
	for 14-bit register offsets when INT14_OK_STRICT is false.

2014-01-07  Roland Stigge  <stigge@antcom.de>
	    Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR 57386/target
	* config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
	Only check TFmode for SPE constants.  Don't check TImode or TDmode.

2014-01-07  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64-elf.h (ASM_SPEC): Remove identity spec for
	-mcpu.

2014-01-07  Yufeng Zhang  <yufeng.zhang@arm.com>

	* config/arm/arm.c (arm_expand_neon_args): Call expand_expr
	with EXPAND_MEMORY for NEON_ARG_MEMORY; check if the returned
	rtx is const0_rtx or not.

2014-01-07  Richard Sandiford  <rdsandiford@googlemail.com>

	PR target/58115
	* target-globals.c (save_target_globals): Remove this_fn_optab
	handling.
	* toplev.c: Include optabs.h.
	(target_reinit): Temporarily restore the global options if another
	set of options are in force.

2014-01-07  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/58668
	* cfgcleanup.c (flow_find_cross_jump): Don't count
	any jumps if dir_p is NULL.  Remove p1 variable, use active_insn_p
	to determine what is counted.
	(flow_find_head_matching_sequence): Use active_insn_p to determine
	what is counted.
	(try_head_merge_bb): Adjust for the flow_find_head_matching_sequence
	counting change.
	* ifcvt.c (count_bb_insns): Use active_insn_p && !JUMP_P to
	determine what is counted.

	PR tree-optimization/59643
	* tree-predcom.c (split_data_refs_to_components): If one dr is
	read and one write, determine_offset fails and the write isn't
	in the bad component, just put the read into the bad component.

2014-01-07  Mike Stump  <mikestump@comcast.net>
	    Jakub Jelinek  <jakub@redhat.com>

	PR pch/59436
	* tree-core.h (struct tree_optimization_option): Change optabs
	type from unsigned char * to void *.
	* optabs.c (init_tree_optimization_optabs): Adjust
	TREE_OPTIMIZATION_OPTABS initialization.

2014-01-06  Jakub Jelinek  <jakub@redhat.com>

	PR target/59644
	* config/i386/i386.h (struct machine_function): Add
	no_drap_save_restore field.
	* config/i386/i386.c (ix86_save_reg): Use
	!cfun->machine->no_drap_save_restore instead of
	crtl->stack_realign_needed.
	(ix86_finalize_stack_realign_flags): Don't clear drap_reg unless
	this function clears frame_pointer_needed.  Set
	cfun->machine->no_drap_save_restore if clearing frame_pointer_needed
	and DRAP reg is needed.

2014-01-06  Marek Polacek  <polacek@redhat.com>

	PR c/57773
	* doc/implement-c.texi: Mention that other integer types are
	permitted as bit-field types in strictly conforming mode.

2014-01-06  Felix Yang  <fei.yang0953@gmail.com>

	* modulo-sched.c (schedule_reg_moves): Clear distance1_uses if it
	is newly allocated.

2014-01-06  Richard Earnshaw  <rearnsha@arm.com>

	* aarch64.c (aarch64_rtx_costs): Fix cost calculation for MADD.

2014-01-06  Martin Jambor  <mjambor@suse.cz>

	PR ipa/59008
	* ipa-cp.c (ipcp_discover_new_direct_edges): Changed param_index type
	to int.
	* ipa-prop.c (ipa_print_node_params): Fix indentation.

2014-01-06  Eric Botcazou  <ebotcazou@adacore.com>

	PR debug/59350
	PR debug/59510
	* var-tracking.c (add_stores): Preserve the value of the source even if
	we don't record the store.

2014-01-06  Terry Guo  <terry.guo@arm.com>

	* config.gcc (arm*-*-*): Check --with-arch against arm-arches.def.

2014-01-05  Iain Sandoe  <iain@codesourcery.com>

	PR bootstrap/59541
	* config/darwin.c (darwin_function_section): Adjust return values to
	correspond to optimisation changes made in r206070.

2014-01-05  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_data_alignment): Calculate max_align
	from prefetch_block tune setting.
	(nocona_cost): Correct size of prefetch block to 64.

2014-01-04  Eric Botcazou  <ebotcazou@adacore.com>

	* config/arm/arm.c (arm_get_frame_offsets): Revamp long lines.
	(arm_expand_epilogue_apcs_frame): Take into account the number of bytes
	used to save the static chain register in the computation of the offset
	from which the FP registers need to be restored.

2014-01-04  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/59519
	* tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
	ICE if get_current_def (current_new_name) is already non-NULL, as long
	as it is a phi result of some other phi in *new_exit_bb that has
	the same argument.

	* config/i386/sse.md (avx512f_load<mode>_mask): Emit vmovup{s,d}
	or vmovdqu* for misaligned_operand.
	(<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>,
	<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Handle <mask_applied>.
	* config/i386/i386.c (ix86_expand_special_args_builtin): Set
	aligned_mem for AVX512F masked aligned load and store builtins and for
	non-temporal moves.

2014-01-03  Bingfeng Mei  <bmei@broadcom.com>

	PR tree-optimization/59651
	* tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
	Address	range for negative step should be added by TYPE_SIZE_UNIT.

2014-01-03  Andreas Schwab  <schwab@linux-m68k.org>

	* config/m68k/m68k.c (handle_move_double): Handle pushes with
	overlapping registers also for registers other than the stack pointer.

2014-01-03  Marek Polacek  <polacek@redhat.com>

	PR other/59661
	* doc/extend.texi: Fix the return value of __builtin_FUNCTION and
	__builtin_FILE.

2014-01-03  Jakub Jelinek  <jakub@redhat.com>

	PR target/59625
	* config/i386/i386.c (ix86_avoid_jump_mispredicts): Don't consider
	asm goto as jump.

	* config/i386/i386.md (MODE_SIZE): New mode attribute.
	(push splitter): Use <P:MODE_SIZE> instead of
	GET_MODE_SIZE (<P:MODE>mode).
	(lea splitter): Use <MODE_SIZE> instead of GET_MODE_SIZE (<MODE>mode).
	(mov -1, reg peephole2): Likewise.
	* config/i386/sse.md (*mov<mode>_internal,
	<sse>_storeu<ssemodesuffix><avxsizesuffix>,
	<sse2_avx_avx512f>_storedqu<mode>, <sse>_andnot<mode>3,
	*<code><mode>3, *andnot<mode>3<mask_name>,
	<mask_codefor><code><mode>3<mask_name>): Likewise.
	* config/i386/subst.md (mask_mode512bit_condition,
	sd_mask_mode512bit_condition): Likewise.

2014-01-02  Xinliang David Li  <davidxl@google.com>

	PR tree-optimization/59303
	* tree-ssa-uninit.c (is_use_properly_guarded): Main cleanup.
	(dump_predicates): Better output format.
	(pred_equal_p): New function.
	(is_neq_relop_p): Ditto.
	(is_neq_zero_form_p): Ditto.
	(pred_expr_equal_p): Ditto.
	(pred_neg_p): Ditto.
	(simplify_pred): Ditto.
	(simplify_preds_2): Ditto.
	(simplify_preds_3): Ditto.
	(simplify_preds_4): Ditto.
	(simplify_preds): Ditto.
	(push_pred): Ditto.
	(push_to_worklist): Ditto.
	(get_pred_info_from_cmp): Ditto.
	(is_degenerated_phi): Ditto.
	(normalize_one_pred_1): Ditto.
	(normalize_one_pred): Ditto.
	(normalize_one_pred_chain): Ditto.
	(normalize_preds): Ditto.
	(normalize_cond_1): Remove function.
	(normalize_cond): Ditto.
	(is_gcond_subset_of): Ditto.
	(is_subset_of_any): Ditto.
	(is_or_set_subset_of): Ditto.
	(is_and_set_subset_of): Ditto.
	(is_norm_cond_subset_of): Ditto.
	(pred_chain_length_cmp): Ditto.
	(convert_control_dep_chain_into_preds): Type change.
	(find_predicates): Ditto.
	(find_def_preds): Ditto.
	(destroy_predicates_vecs): Ditto.
	(find_matching_predicates_in_rest_chains): Ditto.
	(use_pred_not_overlap_with_undef_path_pred): Ditto.
	(is_pred_expr_subset): Ditto.
	(is_pred_chain_subset_of): Ditto.
	(is_included_in): Ditto.
	(is_superset_of): Ditto.

2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>

	Update copyright years.

2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>

	* common/config/arc/arc-common.c, config/arc/arc-modes.def,
	config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h,
	config/arc/arc.md, config/arc/arc.opt,
	config/arm/arm_neon_builtins.def, config/arm/crypto.def,
	config/i386/avx512cdintrin.h, config/i386/avx512erintrin.h,
	config/i386/avx512fintrin.h, config/i386/avx512pfintrin.h,
	config/i386/btver2.md, config/i386/shaintrin.h, config/i386/slm.md,
	config/linux-protos.h, config/linux.c, config/winnt-c.c,
	diagnostic-color.c, diagnostic-color.h, gimple-ssa-isolate-paths.c,
	vtable-verify.c, vtable-verify.h: Use the standard form for the
	copyright notice.

2014-01-02  Tobias Burnus  <burnus@net-b.de>

	* gcc.c (process_command): Update copyright notice dates.
	* gcov-dump.c: Ditto.
	* gcov.c: 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.

2014-01-01  Jan-Benedict Glaw  <jbglaw@lug-owl.de>

	* config/nios2/nios2.h (BITS_PER_UNIT): Don't define it.

2014-01-01  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/sse.md (*mov<mode>_internal): Guard
	EXT_REX_SSE_REGNO_P (REGNO ()) uses with REG_P.

	PR rtl-optimization/59647
	* cse.c (cse_process_notes_1): Don't substitute negative VOIDmode
	new_rtx into UNSIGNED_FLOAT rtxes.
\f
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