Daily bump.

[official-gcc.git] / gcc / ChangeLog

2015-04-09  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/65710
        * lra-int.h (lra_bad_spill_regno_start): New.
        * lra.c (lra_bad_spill_regno_start): New.
        (lra): Set up lra_bad_spill_regno_start.  Set up
        lra_constraint_new_regno_start unconditionally.
        * lra-assigns.c (spill_for): Use lra_bad_spill_regno_start for
        spill preferences.

2015-04-07  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2015-04-04  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64909
        PR tree-optimization/65660
        * tree-vectorizer.h (vect_get_known_peeling_cost): Adjust
        to take a cost vector for scalar iteration cost.
        (vect_get_single_scalar_iteration_cost): Likewise.
        * tree-vect-loop.c (vect_get_single_scalar_iteration_cost):
        Compute the scalar iteration cost into a cost vector.
        (vect_get_known_peeling_cost): Use the scalar cost vector to
        account for the cost of the peeled iterations.
        (vect_estimate_min_profitable_iters): Likewise.
        * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost):
        Likewise.

2015-04-05  Yvan Roux  <yvan.roux@linaro.org>

        Backport from trunk r221867
        2015-04-04  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/65647
        * lra.c (lra): Stop updating lra_constraint_new_regno_start after
        switching off inheritance.

2015-04-02  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/pa.c (pa_output_move_double): Directly handle register
        indexed memory operand.  Simplify handling of scaled register indexed
        memory operands.

2015-03-31  Dominik Vogt  <vogt@linux.vnet.ibm.com>

        * config/s390/s390.c (s390_function_num_hotpatch_hw): Allow hotpatching
        nested functions.
        (s390_reorg): Adapt to new signature of s390_function_num_hotpatch_hw.
        (s390_asm_output_function_label): Adapt to new signature of
        s390_function_num_hotpatch_hw
        Optimise the code generating assembler output.
        Add comments to assembler file.

2015-03-27  Vladimir Makarov  <vmakarov@redhat.com>

        Backport from mainline
        2015-01-30  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/64688
        * lra-constraints.c (original_subreg_reg_mode): New.
        (simplify_operand_subreg): Try to simplify subreg of const.  Use
        original_subreg_reg_mode for it.
        (swap_operands): Update original_subreg_reg_mode.
        (curr_insn_transform): Set up original_subreg_reg_mode.

2015-03-26  Uros Bizjak  <ubizjak@gmail.com>

        PR target/65561
        * config/i386/sse.md (avx512f_vextract<shuffletype>32x4_1_maskm):
        Check operand 6 and operand 0 for equality.
        (vec_extract_lo_<mode>_maskm): Check operand 2 and operand 0
        for equality.
        (vec_extract_hi_<mode>_maskm): Ditto.

2015-03-26  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        Backport of r214242, r214254, and bug fix patches from mainline
        * config/rs6000/rs6000.c (context.h): New #include.
        (tree-pass.h): Likewise.
        (make_pass_analyze_swaps): New declaration.
        (rs6000_option_override): Register swap-optimization pass.
        (swap_web_entry): New class.
        (special_handling_values): New enum.
        (union_defs): New function.
        (union_uses): Likewise.
        (insn_is_load_p): Likewise.
        (insn_is_store_p): Likewise.
        (insn_is_swap_p): Likewise.
        (rtx_is_swappable_p): Likewise.
        (insn_is_swappable_p): Likewise.
        (chain_purpose): New enum.
        (chain_contains_only_swaps): New function.
        (mark_swaps_for_removal): Likewise.
        (swap_const_vector_halves): Likewise.
        (adjust_subreg_index): Likewise.
        (permute_load): Likewise.
        (permute_store): Likewise.
        (adjust_extract): Likewise.
        (adjust_splat): Likewise.
        (handle_special_swappables): Likewise.
        (replace_swap_with_copy): Likewise.
        (dump_swap_insn_table): Likewise.
        (rs6000_analyze_swaps): Likewise.
        (pass_data_analyze_swaps): New pass_data.
        (pass_analyze_swaps): New class.
        (pass_analyze_swaps::gate): New method.
        (pass_analyze_swaps::execute): New method.
        (make_pass_analyze_swaps): New function.
        * config/rs6000/rs6000.opt (moptimize-swaps): New option.
        * df.h (web_entry_base): New class, replacing struct web_entry.
        (web_entry_base::pred): New method.
        (web_entry_base::set_pred): Likewise.
        (web_entry_base::unionfind_root): Likewise.
        (web_entry_base::unionfind_union): Likewise.
        (unionfind_root): Delete external reference.
        (unionfind_union): Likewise.
        (union_defs): Likewise.
        * web.c (web_entry_base::unionfind_root): Convert to method.
        (web_entry_base::unionfind_union): Likewise.
        (web_entry): New class.
        (union_match_dups): Convert to use class structure.
        (union_defs): Likewise.
        (entry_register): Likewise.
        (web_main): Likewise.

2015-03-26  Alan Modra  <amodra@gmail.com>

        PR target/63150
        Backport from trunk 211857 and 221445.
        2014-06-20  Maciej W. Rozycki  <macro@codesourcery.com>
        * config/rs6000/rs6000.md: Append `DONE' to preparation
        statements of `bswap' pattern splitters.

        2015-03-16  Alan Modra  <amodra@gmail.com>
        * config/rs6000/rs6000.md (bswapdi2): Remove one scratch reg.
        Modify Z->r bswapdi splitter to use dest in place of scratch.
        In r->Z and Z->r bswapdi splitter rename word_high, word_low
        to word1, word2 and rearrange logic to suit.
        (bswapdi2_64bit): Remove early clobber on Z->r alternative.
        (bswapdi2_ldbrx): Likewise.  Remove '??' on r->r.
        (bswapdi2_32bit): Remove early clobber on Z->r alternative.
        Add one '?' on r->r.  Modify Z->r splitter to avoid need for
        early clobber.

2015-03-26  Oleg Endo  <olegendo@gcc.gnu.org>

        Backport from mainline
        2015-03-26  Oleg Endo  <olegendo@gcc.gnu.org>

        * config/sh/t-sh (MULTILIB_EXCEPTIONS): Handle default endian.

2015-03-24  Uros Bizjak  <ubizjak@gmail.com>

        PR rtl-optimization/60851
        * recog.c (constrain_operands): Accept a pseudo register before reload
        for LRA enabled targets.

2015-03-23  Yvan Roux  <yvan.roux@linaro.org>

        Backport from trunk r220616.
        2015-02-11  Martin Liska  <mliska@suse.cz>

        PR ipa/64813
        * cgraphunit.c (cgraph_node::expand_thunk): Do not create a return
        value for call to a function that is noreturn.

2015-03-23  Yvan Roux  <yvan.roux@linaro.org>

        Backport from trunk r216841.
        2014-10-29  Martin Liska  <mliska@suse.cz>

        PR ipa/63587
        * cgraphunit.c (cgraph_node::expand_thunk): Only VAR_DECLs are put
        to local declarations.
        * function.c (add_local_decl): Implementation moved from header file,
        assert introduced for tree type.
        * function.h: Likewise.

2015-03-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        Backport from mainline
        2015-03-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        PR rtl-optimization/65235
        * simplify-rtx.c (simplify_binary_operation_1, VEC_SELECT case):
        When first element of vec_concat is const_int, calculate its size
        using second element.

2015-03-16  Eric Botcazou  <ebotcazou@adacore.com>

        PR middle-end/65409
        * expr.c (store_field): Do not do a direct block copy if the source is
        a PARALLEL with BLKmode.

2015-03-12  Dominik Vogt  <vogt@linux.vnet.ibm.com>

        Backport from mainline
        * config/s390/s390.c (s390_reorg): Move code to output nops after label
        to s390_reorg ().
        (s390_asm_output_function_label): Likewise.
        * config/s390/s390.c (s390_asm_output_function_label):
        Fix function label alignment with -mhtopatch.
        * config/s390/s390.md ("unspecv"): New values UNSPECV_NOP_2_BYTE,
        UNSPECV_NOP_4_BYTE and UNSPECV_NOP_6_BYTE
        ("nop_2_byte"): New define_insn.
        ("nop_4_byte"): Likewise.
        ("nop_6_byte"): Likewise.
        * doc/extend.texi (hotpatch): hotpatch attribute doc fixes.
        * doc/invoke.texi (-mhotpatch): -mhotpatch doc fixes.

2015-03-12  Marek Polacek  <polacek@redhat.com>

        Backported from mainline
        2015-03-11  Marek Polacek  <polacek@redhat.com>

        PR tree-optimization/65388
        * tree-ssa-tail-merge.c (same_succ_def::equal): Fix typo in comparison.

2015-03-11  Georg-Johann Lay  <avr@gjlay.de>

        PR target/65296
        * configure.ac [avr]: Check as for option -mrmw.
        * configure: Regenerate.
        * config.in: Regenerate.
        * config/avr/driver-avr.c (avr_device_to_as): Don't add -mrmw to
        assembler options if not HAVE_AS_AVR_MRMW_OPTION.

2015-03-11  Marek Polacek  <polacek@redhat.com>

        Backported from mainline
        2014-12-04  Marek Polacek  <polacek@redhat.com>

        PR middle-end/56917
        * fold-const.c (fold_unary_loc): Perform the negation in A's type
        when transforming ~ (A - 1) or ~ (A + -1) to -A.

2015-03-10  Yvan Roux  <yvan.roux@linaro.org>

        Backport from trunk r220489.
        2015-02-06  Jakub Jelinek  <jakub@redhat.com>

        PR ipa/64896
        * cgraphunit.c (cgraph_node::expand_thunk): If
        restype is not is_gimple_reg_type nor the thunk_fndecl
        returns aggregate_value_p, set restmp to a temporary variable
        instead of resdecl.

2015-03-10  Jakub Jelinek  <jakub@redhat.com>

        PR target/65286
        * config/rs6000/t-linux: For powerpc64* target set
        MULTILIB_OSDIRNAMES instead of MULTIARCH_DIRNAME.

2015-03-10  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/53988
        * config/sh/sh.md (*tst<mode>_t_zero): Remove insns.

2015-03-10  Alan Modra  <amodra@gmail.com>

        PR target/65286
        * config.gcc (powerpc*-*-linux*): Arrange for powerpc64le-linux
        to be single-arch by default.  Set cpu_is_64bit for powerpc64
        given --with-cpu=native.
        * config/rs6000/t-fprules: Do not set default MULTILIB vars.
        * config/rs6000/t-linux (MULTIARCH_DIRNAME): Support powerpc64
        and powerpc64le.
        * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Test
        rs6000_isa_flags rather than TARGET_64BIT.

2015-03-05  Michael Meissner  <meissner@linux.vnet.ibm.com>

        Backport from trunk
        2015-03-03  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR 65138/target
        * config/rs6000/rs6000-cpus.def (powerpc64le): Add new generic
        processor type for 64-bit little endian PowerPC.

        * config/rs6000/rs6000.c (rs6000_option_override_internal): If
        -mdebug=reg, print TARGET_DEFAULT.  Fix logic to use
        TARGET_DEFAULT if there is no default cpu.  Fix -mdebug=reg
        printing built-in mask so it does not pass NULL pointers.

        * config/rs6000/rs6000-tables.opt: Regenerate.

        * doc/invoke.texi (IBM RS/6000 and PowerPC options): Document
        -mcpu=powerpc64le.

        Backport from trunk
        2015-01-19  David Edelsohn  <dje.gcc@gmail.com>

        * config/rs6000/default64.h: Include rs6000-cpus.def.
        (TARGET_DEFAULT) [LITTLE_ENDIAN]: Use ISA 2.7 (POWER8).
        (TARGET_DEFAULT) [BIG_ENDIAN]: Use POWER4.
        * config/rs6000/driver-rs6000.c (detect_processor_aix): Add POWER7
        and POWER8.
        * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Always default to
        POWER8.
        * config/rs6000/rs6000.c (rs6000_file_start): Emit .machine
        pseudo-op to specify assembler dialect.

2015-03-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        Backport from mainline
        2014-11-27  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        PR target/59593
        * config/arm/arm.c (dump_minipool): dispatch to consttable pattern
        based on mode size.
        * config/arm/arm.md (consttable_1): Make it TARGET_EITHER.
        (consttable_2): Make it TARGET_EITHER and move HFmode handling from
        consttable_4 to it.
        (consttable_4): Move HFmode handling to consttable_2 pattern.

2015-03-03  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR target/65249
        * config/sh/sh.md (symGOT_load): Use R0 reg for operands[2] when
        called for __stack_chk_guard symbol.

2015-03-03  Georg-Johann Lay  <avr@gjlay.de>

        PR target/64331
        * config/avr/avr.c (context.h, tree-pass.h): Include them.
        (avr_pass_data_recompute_notes): New static variable.
        (avr_pass_recompute_notes): New class.
        (avr_register_passes): New static function.
        (avr_option_override): Call it.

2015-03-03  Eric Botcazou  <ebotcazou@adacore.com>

        * config/ia64/ia64.c (expand_vec_perm_interleave_2): Use gen_raw_REG
        to create a register in testing mode.

2015-03-03  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        Backport from mainline
        2015-01-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        PR target/64453
        * config/arm/arm.c (callee_saved_reg_p): Define.
        (arm_compute_save_reg0_reg12_mask): Use callee_saved_reg_p to check if
        register is callee saved instead of !call_used_regs[reg].
        (thumb1_compute_save_reg_mask): Likewise.

2015-02-27  Richard Biener  <rguenther@suse.de>

        PR middle-end/63175
        * builtins.c (get_object_alignment_2): Make sure to re-apply
        the ANDed mask after recursing to its operand gets us a new
        misalignment bit position.

2015-02-27  Andrew Pinski  <apinski@cavium.com>
            Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

        * config/aarch64/aarch64.c (*aarch64_load_symref_appropriately):
        Check whether the destination of SYMBOL_SMALL_TPREL is Pmode.

2015-02-27  Richard Biener  <rguenther@suse.de>

        PR lto/65193
        Backport from mainline
        2014-07-24  Jan Hubicka  <hubicka@ucw.cz>

        * lto-streamer-out.c (tree_is_indexable): Consider IMPORTED_DECL
        as non-indexable.

2015-02-25  Peter Bergner  <bergner@vnet.ibm.com>

        Backport from mainline
        2015-02-25  Adhemerval Zanella  <azanella@linux.vnet.ibm.com>

        * config/rs6000/htm.md (tcheck): Fix assembly encoding.

2015-02-26  Matthew Fortune  <matthew.fortune@imgtec.com>

        PR target/64569
        Backported from mainline: r213872, r217446, r217939, r219867

        * config.in [!USED_FOR_TARGET] (HAVE_AS_DOT_MODULE): Undefine.
        * config/mips/mips.h (FP_ASM_SPEC): New macro.
        (ASM_SPEC): Use FP_ASM_SPEC.
        * configure.ac (HAVE_AS_DOT_MODULE): Detect support for .module
        and FPXX extensions.
        * configure: Regenerate.

2015-02-25  Jason Merrill  <jason@redhat.com>

        * common.opt (-flifetime-dse): New.

2015-02-25  Kai Tietz  <ktietz@redhat.com>

        PR tree-optimization/61917
        * tree-vect-loop.c (vectorizable_reduction): Handle obvious case
        that reduc_def_stmt is null.

        Merged from mainline
        PR target/64212
        * symtab.c (symtab::make_decl_local): Set DECL_IMPORT_P explicit to 0.
        (symtab::noninterposable_alias): Likewise.

2015-02-25  Richard Biener  <rguenther@suse.de>
        Kai Tietz  <ktietz@redhat.com>

        Backported from mainline
        PR tree-optimization/61917
        * tree-vect-loop.c (vectorizable_reduction): Allow
        vect_internal_def without reduction to exit graceful.

2015-02-25  Georg-Johann Lay  <avr@gjlay.de>

        PR target/65196
        * config/avr/avr.c (avr_adjust_insn_length): Call recog_memoized
        only with NONDEBUG_INSN_P.

2015-02-25  Kaz Kojima  <kkojima@gcc.gnu.org>

        Backport from mainline
        2015-02-23  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR target/65153
        * config/sh/sh.md (movsicc_true+3): Remove peephole.
        * config/sh/sh-protos.h (replace_n_hard_rtx): Don't declare.
        * config/sh/sh.c (replace_n_hard_rtx): Remove.

2015-02-24  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2015-02-11  Richard Biener  <rguenther@suse.de>

        PR lto/65015
        * dwarf2out.c (gen_producer_string): Drop -fltrans-output-list
        and -fresolution.

        2015-02-13  Richard Biener  <rguenther@suse.de>

        PR lto/65015
        * dwarf2out.c (dwarf2out_finish): Use <artificial> as DW_AT_name
        for LTO produced CUs.

        2015-02-16  Richard Biener  <rguenther@suse.de>

        PR lto/65015
        * varasm.c (default_file_start): For LTO produced units
        emit <artificial> as file directive.

        2015-01-17  Jan Kratochvil  <jan.kratochvil@redhat.com>

        * dwarf2out.c (gen_producer_string): Ignore also OPT_fpreprocessed.

2015-02-23  Oleg Endo  <olegendo@gcc.gnu.org>

        Backport from mainline
        2015-02-23  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/65163
        * config/sh/sh.md (swapbsi2, related peephole2): Use const_int -65536
        instead of const_int 4294901760.

2015-02-23  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2014-11-19  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/63844
        * omp-low.c (fixup_child_record_type): Use a restrict qualified
        referece type for the receiver parameter.

        2014-11-27  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/61634
        * tree-vect-slp.c: Include gimple-walk.h.
        (vect_detect_hybrid_slp_stmts): Rewrite to propagate hybrid
        down the SLP tree for one scalar statement.
        (vect_detect_hybrid_slp_1): New walker function.
        (vect_detect_hybrid_slp_2): Likewise.
        (vect_detect_hybrid_slp): Properly handle pattern statements
        in a pre-scan over all loop stmts.

        2015-01-14  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/59354
        * tree-vect-slp.c (vect_build_slp_tree_1): Treat loads from
        groups larger than the slp group size as having gaps.

        2015-02-10  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64909
        * tree-vect-loop.c (vect_estimate_min_profitable_iters): Properly
        pass a scalar-stmt count estimate to the cost model.
        * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.

2015-02-20  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        Backport from mainline
        2015-02-20  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64.md (*aarch64_lshr_sisd_or_int_<mode>3):
        Mark operand 0 as earlyclobber in 2nd alternative.
        (1st define_split below *aarch64_lshr_sisd_or_int_<mode>3):
        Write negated shift amount into QI lowpart operand 0 and use it
        in the shift step.
        (2nd define_split below *aarch64_lshr_sisd_or_int_<mode>3): Likewise.

2015-02-20  Georg-Johann Lay  <avr@gjlay.de>

        Backport from 2015-02-20 trunk r220847.

        PR target/64452
        * config/avr/avr.md (pushhi_insn): New insn.
        (push<mode>1): Push virtual regs in one chunk using pushhi1_insn.

2015-02-20  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2015-01-12  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64530
        * tree-loop-distribution.c (pg_add_dependence_edges): Shuffle
        back dr1.

        2015-02-13  Richard Biener  <rguenther@suse.de>

        PR lto/64373
        * lto-streamer-out.c (tree_is_indexable): Guard for NULL
        DECL_CONTEXT.

        2015-02-16  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/63593
        * tree-predcom.c (execute_pred_commoning_chain): Delay removing
        stmts and releasing SSA names until...
        (execute_pred_commoning): ... after processing all chains.

        2015-02-18  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/65063
        * tree-predcom.c (determine_unroll_factor): Return 1 if we
        have replaced looparound PHIs.

2015-02-19  John David Anglin  <danlgin@gcc.gnu.org>

        * config/pa/pa.c (pa_reloc_rw_mask): New function.
        (TARGET_ASM_RELOC_RW_MASK): Define.
        (pa_cannot_force_const_mem): Revert previous change.

2015-02-19  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2014-12-09  Richard Biener  <rguenther@suse.de>

        PR middle-end/64199
        * fold-const.c (fold_binary_loc): Use TREE_OVERFLOW_P.

        2015-01-14  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64493
        PR tree-optimization/64495
        * tree-vect-loop.c (vect_finalize_reduction): For double-reductions
        assign the proper vectorized PHI to the inner loop exit PHIs.

        2015-01-27  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/56273
        PR tree-optimization/59124
        PR tree-optimization/64277
        * tree-vrp.c (vrp_finalize): Emit array-bound warnings only
        from the first VRP pass.

        2015-02-19  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2015-01-15  Richard Biener  <rguenther@suse.de>

        PR middle-end/64365
        * tree-data-ref.c (dr_analyze_indices): Make sure that accesses
        for MEM_REF access functions with the same base can never partially
        overlap.

2015-02-17  Ilya Tocar  <ilya.tocar@intel.com>

        Backported from mainline
        2015-01-14  Ilya Tocar  <ilya.tocar@intel.com>

        PR target/64387
        * config/i386/sse.md (vec_unpacks_hi_v8sf): Fix predicate.
        (vec_unpacks_hi_v16sf): Ditto.

2015-02-15  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/pa.c (pa_secondary_reload): Request a secondary reload
        for all floading point loads and stores except those using a register
        index address.
        * config/pa/pa.md: Add new patterns to load a lo_sum DLT operand
        to a register.

2015-02-13  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/constraints.md: Change "Q" and "T" constraints to memory
        constraints.
        * config/pa/pa.c (pa_cannot_force_const_mem): Don't allow constant
        symbolic references to data to be forced to constant memory on the
        SOM target.

2015-02-11  Jakub Jelinek  <jakub@redhat.com>

        Backported from mainline
        2015-02-09  Jakub Jelinek  <jakub@redhat.com>

        PR target/64979
        * tree-stdarg.c (pass_stdarg::execute): Scan phi node args for
        va_list escapes.

2015-02-11  Uros Bizjak  <ubizjak@gmail.com>

        * config/alpha/alpha.md (reload_out<mode>_aligned): Make operands 2
        and 3 earlyclobber operands.

2015-02-09  Dominik Vogt  <vogt@linux.vnet.ibm.com>

        * doc/extend.texi: s/390: Update documentation of hotpatch attribute.
        * doc/invoke.texi (-mhotpatch): s/390: Update documentation of
        -mhotpatch= option.
        * config/s390/s390.opt (mhotpatch): s/390: Remove -mhotpatch and
        -mno-hotpatch options.  Change syntax of -mhotpatch= option.
        * config/s390/s390.c (s390_hotpatch_trampoline_halfwords_default):
        Renamed.
        (s390_hotpatch_trampoline_halfwords_max): Renamed.
        (s390_hotpatch_hw_max): New name.
        (s390_hotpatch_trampoline_halfwords): Renamed.
        (s390_hotpatch_hw_before_label): New name.
        (get_hotpatch_attribute): Removed.
        (s390_hotpatch_hw_after_label): New name.
        (s390_handle_hotpatch_attribute): Add second parameter to hotpatch
        attribute.
        (s390_attribute_table): Ditto.
        (s390_function_num_hotpatch_trampoline_halfwords): Renamed.
        (s390_function_num_hotpatch_hw): New name.
        Remove special handling of inline functions and hotpatching.
        Return number of nops before and after the function label.
        (s390_can_inline_p): Removed.
        (s390_asm_output_function_label): Emit a configurable number of nops
        after the function label.
        (s390_option_override): Update -mhotpatch= syntax and remove -mhotpatch.
        (TARGET_CAN_INLINE_P) Removed.
        (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): New.

2015-02-05  Segher Boessenkool  <segher@kernel.crashing.org>

        PR target/64580
        Backport from mainline
        * config.rs6000/rs6000.c (compute_vrsave_mask): Reverse loop order.
        (rs6000_stack_info): Add assert.
        (rs6000_output_savres_externs): New function, split off from...
        (rs6000_output_function_prologue): ... here.  Do not call it for
        thunks.

2015-02-04  Matthias Klose  <doko@ubuntu.com>

        PR target/64938
        Backport from mainline
        2015-01-15  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/64068
        PR ipa/64559
        * ipa.c (symbol_table::remove_unreachable_nodes):
        Do not put abstract origins into boundary.

2015-02-04  Uros Bizjak  <ubizjak@gmail.com>

        Backport from mainline
        2015-01-31  Uros Bizjak  <ubizjak@gmail.com>

        PR target/64882
        * config/i386/predicates.md (address_no_seg_operand): Reject
        non-CONST_INT_P operands in invalid mode.

        Backport from mainline
        2015-01-31  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (*prefetch_prefetchw1): Remove mode of
        address_operand 0.  Rename from *prefetch_prefetchwt1_<mode>.
        * config/i386/predicates.md (address_no_seg_operand): Call
        address_operand with VOIDmode.
        (vsib_address_operand): Ditto.

2015-02-01  H.J. Lu  <hongjiu.lu@intel.com>

        Backported from mainline
        2015-01-24  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/driver-i386.c (host_detect_local_cpu): Check new
        Silvermont, Haswell, Broadwell and Knights Landing model numbers.
        * config/i386/i386.c (processor_model): Add
        M_INTEL_COREI7_BROADWELL.
        (arch_names_table): Add "broadwell".

2015-02-01  Jakub Jelinek  <jakub@redhat.com>

        Backported from mainline
        2015-01-27  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/61058
        * jump.c (cleanup_barriers): Update basic block boundaries
        if BLOCK_FOR_INSN is non-NULL on PREV.

        2015-01-26  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/64421
        * omp-low.c (simd_clone_mangle): If DECL_ASSEMBLER_NAME starts
        with asterisk, skip the first character.

        * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add
        OPTION_MASK_QUAD_MEMORY_ATOMIC.

        2015-01-23  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/63637
        PR rtl-optimization/60663
        * cse.c (merge_equiv_classes): Set new_elt->cost to MAX_COST
        if elt->cost is MAX_COST for ASM_OPERANDS.
        (find_sets_in_insn): Fix up comment typo.
        (cse_insn): Don't set src_volatile for all non-volatile
        ASM_OPERANDS in PARALLELs, but just those with multiple outputs
        or with "memory" clobber.  Set elt->cost to MAX_COST
        for ASM_OPERANDS in PARALLEL.  Set src_elt->cost to MAX_COST
        if new_src is ASM_OPERANDS and elt->cost is MAX_COST.

        PR debug/64511
        * dwarf2out.c (struct dw_loc_descr_node): Add chain_next
        GTY markup.

        2015-01-20  Jakub Jelinek  <jakub@redhat.com>

        PR debug/64663
        * dwarf2out.c (decl_piece_node): Don't put bitsize into
        mode if bitsize <= 0.
        (decl_piece_bitsize, adjust_piece_list, add_var_loc_to_decl,
        dw_sra_loc_expr): Use HOST_WIDE_INT instead of int for bit
        sizes and positions.

2015-01-29  Ilya Tocar  <ilya.tocar@intel.com>

        * config/i386/avx2intrin.h (_mm256_bslli_epi128,
        _mm256_bsrli_epi128): New.
        * config/i386/emmintrin.h (_mm_bsrli_si128, _mm_bslli_si128): Ditto.

2015-01-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/s390.c (s390_memory_move_cost): Increase costs for
        memory accesses.

2015-01-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/s390.c (s390_register_move_cost): Increase costs for
        FPR->GPR moves.

2015-01-26  Uros Bizjak  <ubizjak@gmail.com>

        Backport from mainline
        2015-01-26  Uros Bizjak  <ubizjak@gmail.com>

        PR target/64795
        * config/i386/i386.md (*movdi_internal): Also check operand 0
        to determine TYPE_LEA operand.
        (*movsi_internal): Ditto.

        Backport from mainline
        2015-01-23  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/sse.md (sse2_loadld): Set attribute isa to sse2 for
        alternative 1.

2015-01-23  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/64734
        * omp-low.c (scan_sharing_clauses): Don't ignore
        OMP_CLAUSE_MAP_ZERO_BIAS_ARRAY_SECTION GOMP_MAP_POINTER clauses
        on target data/update constructs.

2015-01-23  Wei Mi  <wmi@google.com>

        Backported from trunk.
        2015-01-22  Wei Mi  <wmi@google.com>

        PR rtl-optimization/64557
        * dse.c (record_store): Call get_addr for mem_addr.
        (check_mem_read_rtx): Likewise.

2015-01-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/s390.md (atomic code attribute): Fix typo "ior" ->
        "or".

2015-01-21  Wei Mi  <wmi@google.com>

        Backported from trunk.
        2014-11-22  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/63970
        * ipa.c (symbol_table::remove_unreachable_nodes): Mark all inline clones
        as having abstract origin used.
        * ipa-inline-transform.c (can_remove_node_now_p_1): Drop abstract
        origin check.
        (clone_inlined_nodes): Copy abstract originflag.
        * lto-cgraph.c (compute_ltrans_boundary): Use get_create to get
        abstract origin node.

2015-01-20  Chung-Lin Tang  <cltang@codesourcery.com>

        Backport from mainline
        * config/nios2/nios2.c (nios2_asm_file_end): Implement
        TARGET_ASM_FILE_END hook for adding .note.GNU-stack section when
        needed.
        (TARGET_ASM_FILE_END): Define.

2015-01-15  Martin Liska  <mliska@suse.cz>

        Backport from mainline
        2014-11-27  Richard Biener  <rguenther@suse.de>

        PR middle-end/63704
        * alias.c (mems_in_disjoint_alias_sets_p): Remove assert
        and instead return false when !fstrict-aliasing.

2015-01-15  Eric Botcazou  <ebotcazou@adacore.com>

        * expr.c (expand_expr_real_1) <normal_inner_ref>: Use the expression to
        set the memory attributes in all cases but clear MEM_EXPR if need be.

2015-01-14  Jakub Jelinek  <jakub@redhat.com>

        Backported from mainline
        2015-01-12  Jakub Jelinek  <jakub@redhat.com>

        PR target/64513
        * config/i386/i386.c (ix86_expand_prologue): Add
        REG_FRAME_RELATED_EXPR to %rax and %r10 pushes.

        2015-01-13  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/64286
        * ree.c (combine_reaching_defs): Move part of comment earlier,
        remove !SCALAR_INT_MODE_P check.
        (add_removable_extension): Don't add vector mode
        extensions if all uses of the source register aren't the same
        vector extensions.

        2015-01-12  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/64563
        * tree-vrp.c (vrp_evaluate_conditional): Check for VR_RANGE
        instead of != VR_VARYING.

2015-01-14  Marek Polacek  <polacek@redhat.com>

        Backport from mainline
        2015-01-13  Marek Polacek  <polacek@redhat.com>

        PR middle-end/64391
        * trans-mem.c (get_attrs_for): Return NULL_TREE if X is NULL_TREE.

2015-01-13  Marc Glisse  <marc.glisse@inria.fr>

        PR c++/54442
        * tree.c (build_qualified_type): Use a canonical type for
        TYPE_CANONICAL.

2015-01-13  Pat Haugen  <pthaugen@us.ibm.com>

        Backport from mainline
        2014-12-20  Segher Boessenkool  <segher@kernel.crashing.org>

        PR target/64358
        * config/rs6000/rs6000.c (rs6000_split_logical_inner): Swap the
        input operands if only the second is inverted.
        * config/rs6000/rs6000.md (*boolc<mode>3_internal1 for BOOL_128):
        Swap BOOL_REGS_OP1 and BOOL_REGS_OP2.  Correct arguments to
        rs6000_split_logical.
        (*boolc<mode>3_internal2 for TI2): Swap operands[1] and operands[2].

2015-01-13  Renlin Li  <renlin.li@arm.com>

        Backport from mainline:
        2014-11-19 Renlin Li <renlin.li@arm.com>

        PR target/63424
        * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): New.

2015-01-13  Oleg Endo  <olegendo@gcc.gnu.org>

        Backport form mainline
        2015-01-13  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/64479
        * rtlanal.c (set_reg_p): Handle SEQUENCE constructs.

2015-01-09  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/64536
        * cfgrtl.c (rtl_tidy_fallthru_edge): Handle removal of degenerate
        tablejumps.

2015-01-09  Michael Meissner  <meissner@linux.vnet.ibm.com>

        Backport from mainline:
        2015-01-06  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/64505
        * config/rs6000/rs6000.c (rs6000_secondary_reload): Return the
        correct reload handler if -m32 -mpowerpc64 is used.

2015-01-09  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        Backport from mainline:
        2015-01-09  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * config/rs6000/rtems.h (CPP_OS_RTEMS_SPEC): Define __PPC_CPU_E6500__
        for -mcpu=e6500.
        * config/rs6000/t-rtems: Add e6500 multilibs.

2015-01-09  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        Backport from mainline:
        2015-01-09  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * config/rs6000/t-rtems: Add -mno-spe to soft-float multilib for
        MPC8540.

2015-01-09  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        Backport from mainline:
        2015-01-09  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * config/rs6000/t-rtems: Use MULTILIB_REQUIRED instead of
        MULTILIB_EXCEPTIONS.

2015-01-09  Renlin Li  <renlin.li@arm.com>

        Backport from mainline:
        2014-08-12 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>

        PR target/61413
        * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix definition
        of __ARM_SIZEOF_WCHAR_T.

2015-01-08  Christian Bruel  <christian.bruel@st.com>

        PR target/64507
        * config/sh/sh-mem.cc (sh_expand_cmpnstr): Check 0 length.

2015-01-03  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/pa.md (decrement_and_branch_until_zero): Use `Q' constraint
        instead of `m' constraint.  Likewise for unnamed movb comparison
        patterns using reg_before_reload_operand predicate.
        * config/pa/predicates.md (reg_before_reload_operand): Tighten
        predicate to reject register index and LO_SUM DLT memory forms
        after reload.

2014-12-27  H.J. Lu  <hongjiu.lu@intel.com>

        Backport from mainline:
        2014-12-27  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/64409
        * config/i386/i386.c (ix86_function_type_abi): Issue an error
        when ms_abi attribute is used with x32.

2014-12-27  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/mmx.md (*vec_extractv2sf_1): Do not emit unpckhps.
        Emit movshdup for SSE3 and shufps otherwise.
        (*vec_extractv2si_1): Do not emit punpckhdq and unpckhps.
        Emit pshufd for SSE2 and shufps otherwise.

2014-12-24  Nick Clifton  <nickc@redhat.com>

        Backport from mainline:
        2014-06-13  Nick Clifton  <nickc@redhat.com>

        * config/rx/rx.h (JUMP_ALIGN): Return the log value if user
        requested alignment is active.
        (LABEL_ALIGN): Likewise.
        (LOOP_ALIGN): Likewise.

        2014-03-25  Nick Clifton  <nickc@redhat.com>

        * config/rx/rx.c (rx_print_operand): Allow R operator to accept
        SImode values.

2014-12-17  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

        Backport from mainline
        2014-12-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

        PR rtl-optimization/64010
        * reload.c (push_reload): Before reusing a register contained
        in an operand as input reload register, ensure that it is not
        used in CALL_INSN_FUNCTION_USAGE.

2014-12-15  Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/64265
        * tsan.c (instrument_func_entry): Insert __tsan_func_entry
        call on edge from entry block to single succ instead
        of after labels of single succ of entry block.

2014-12-14  H.J. Lu  <hongjiu.lu@intel.com>

        Backported from mainline
        2014-12-14  H.J. Lu  <hongjiu.lu@intel.com>

        PR rtl-optimization/64037
        * combine.c (setup_incoming_promotions): Pass the argument
        before any promotions happen to promote_function_mode.

2014-12-14  H.J. Lu  <hongjiu.lu@intel.com>

        Backported from mainline
        2014-12-06  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/64200
        * config/i386/i386.c (decide_alg): Don't assert "alg != libcall"
        for TARGET_INLINE_STRINGOPS_DYNAMICALLY.

2014-12-13  Jakub Jelinek  <jakub@redhat.com>

        Backported from mainline
        2014-12-12  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/64269
        * tree-ssa-forwprop.c (simplify_builtin_call): Bail out if
        len2 or diff are too large.

2014-12-11  Eric Botcazou  <ebotcazou@adacore.com>

        * doc/md.texi (Insn Lengths): Fix description of (pc).

2014-12-11  Renlin Li  <renlin.li@arm.com>

        Backport from mainline
        2014-12-11  Renlin Li  <renlin.li@arm.com>

        * config/aarch64/aarch64.c (aarch64_parse_cpu): Don't define
        selected_tune.
        (aarch64_override_options): Use selected_cpu's tuning.

2014-12-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        Backport from mainline
        2014-09-02  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/rs6000-builtin.def (XVCVSXDDP_SCALE):  New
        built-in definition.
        (XVCVUXDDP_SCALE): Likewise.
        (XVCVDPSXDS_SCALE): Likewise.
        (XVCVDPUXDS_SCALE): Likewise.
        * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):  Add
        entries for VSX_BUILTIN_XVCVSXDDP_SCALE,
        VSX_BUILTIN_XVCVUXDDP_SCALE, VSX_BUILTIN_XVCVDPSXDS_SCALE, and
        VSX_BUILTIN_XVCVDPUXDS_SCALE.
        * config/rs6000/rs6000-protos.h (rs6000_scale_v2df): New
        prototype.
        * config/rs6000/rs6000.c (real.h): New include.
        (rs6000_scale_v2df): New function.
        * config/rs6000/vsx.md (UNSPEC_VSX_XVCVSXDDP): New unspec.
        (UNSPEC_VSX_XVCVUXDDP): Likewise.
        (UNSPEC_VSX_XVCVDPSXDS): Likewise.
        (UNSPEC_VSX_XVCVDPUXDS): Likewise.
        (vsx_xvcvsxddp_scale): New define_expand.
        (vsx_xvcvsxddp): New define_insn.
        (vsx_xvcvuxddp_scale): New define_expand.
        (vsx_xvcvuxddp): New define_insn.
        (vsx_xvcvdpsxds_scale): New define_expand.
        (vsx_xvcvdpsxds): New define_insn.
        (vsx_xvcvdpuxds_scale): New define_expand.
        (vsx_xvcvdpuxds): New define_insn.
        * doc/extend.texi (vec_ctf): Add new prototypes.
        (vec_cts): Likewise.
        (vec_ctu): Likewise.
        (vec_splat): Likewise.
        (vec_div): Likewise.
        (vec_mul): Likewise.

        Backport from mainline
        2014-08-28  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/altivec.h (vec_xl): New #define.
        (vec_xst): Likewise.
        * config/rs6000/rs6000-builtin.def (XXSPLTD_V2DF): New built-in.
        (XXSPLTD_V2DI): Likewise.
        (DIV_V2DI): Likewise.
        (UDIV_V2DI): Likewise.
        (MUL_V2DI): Likewise.
        * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
        entries for VSX_BUILTIN_XVRDPI, VSX_BUILTIN_DIV_V2DI,
        VSX_BUILTIN_UDIV_V2DI, VSX_BUILTIN_MUL_V2DI,
        VSX_BUILTIN_XXSPLTD_V2DF, and VSX_BUILTIN_XXSPLTD_V2DI).
        * config/rs6000/vsx.md (UNSPEC_VSX_XXSPLTD): New unspec.
        (UNSPEC_VSX_DIVSD): Likewise.
        (UNSPEC_VSX_DIVUD): Likewise.
        (UNSPEC_VSX_MULSD): Likewise.
        (vsx_mul_v2di): New insn-and-split.
        (vsx_div_v2di): Likewise.
        (vsx_udiv_v2di): Likewise.
        (vsx_xxspltd_<mode>): New insn.

        Backport from mainline
        2014-08-20  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/altivec.h (vec_cpsgn): New #define.
        (vec_mergee): Likewise.
        (vec_mergeo): Likewise.
        (vec_cntlz): Likewise.
        * config/rs600/rs6000-c.c (altivec_overloaded_builtins): Add new
        entries for VEC_AND, VEC_ANDC, VEC_MERGEH, VEC_MERGEL, VEC_NOR,
        VEC_OR, VEC_PACKSU, VEC_XOR, VEC_PERM, VEC_SEL, VEC_VCMPGT_P,
        VMRGEW, and VMRGOW.
        * doc/extend.texi: Document various forms of vec_cpsgn,
        vec_splats, vec_and, vec_andc, vec_mergeh, vec_mergel, vec_nor,
        vec_or, vec_perm, vec_sel, vec_sub, vec_xor, vec_all_eq,
        vec_all_ge, vec_all_gt, vec_all_le, vec_all_lt, vec_all_ne,
        vec_any_eq, vec_any_ge, vec_any_gt, vec_any_le, vec_any_lt,
        vec_any_ne, vec_mergee, vec_mergeo, vec_packsu, and vec_cntlz.

        Backport from mainline
        2014-07-20  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/altivec.md (unspec enum):  Fix typo in UNSPEC_VSLDOI.
        (altivec_vsldoi_<mode>): Likewise.


2014-12-10  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/62021
        * omp-low.c (simd_clone_adjust_return_type): Use
        vector of pointer_sized_int_node types instead vector of pointer
        types.
        (simd_clone_adjust_argument_types): Likewise.

2014-12-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        Backport from mainline:
        2014-12-09  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        PR middle-end/64225
        * tree-ssa-reassoc.c (acceptable_pow_call): Disable transformation
        for BUILT_IN_POW when flag_errno_math is present.

2014-12-10  Marek Polacek  <polacek@redhat.com>

        Backport from mainline
        2014-12-10  Marek Polacek  <polacek@redhat.com>

        PR tree-optimization/61686
        * tree-ssa-reassoc.c (range_entry_cmp): Use q->high instead of
        p->high.

2014-12-09  David Edelsohn  <dje.gcc@gmail.com>

        Backport from mainline
        2014-12-05  David Edelsohn  <dje.gcc@gmail.com>

        * config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_LOCAL): Append
        alignment to section name. Increase default alignment to
        word.

2014-12-09  Uros Bizjak  <ubizjak@gmail.com>

        PR bootstrap/64213
        Revert:
        2014-11-28  H.J. Lu  <hongjiu.lu@intel.com>

        PR rtl-optimization/64037
        * combine.c (setup_incoming_promotions): Pass the argument
        before any promotions happen to promote_function_mode.

2014-12-09  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64191
        * tree-vect-stmts.c (vect_stmt_relevant_p): Clobbers are
        not relevant (nor are their uses).

2014-12-07  Oleg Endo  <olegendo@gcc.gnu.org>

        Backport from mainline
        2014-12-07  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/50751
        * config/sh/sh.md (extendqihi2): Allow only for TARGET_SH1.

2014-12-05  H.J. Lu  <hongjiu.lu@intel.com>

        Backport from mainline
        2014-12-02  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/64108
        * config/i386/i386.c (decide_alg): Stop only if there aren't
        any usable algorithms.

2014-12-05  H.J. Lu  <hongjiu.lu@intel.com>

        Backport from mainline
        2014-11-28  H.J. Lu  <hongjiu.lu@intel.com>

        PR rtl-optimization/64037
        * combine.c (setup_incoming_promotions): Pass the argument
        before any promotions happen to promote_function_mode.

2014-12-04  Tobias Burnus  <burnus@net-b.de>

        * configure.ac
        (ac_has_isl_schedule_constraints_compute_schedule):
        New check.
        * graphite-clast-to-gimple.c: For ISL 0.14, include deprecate headers.
        * graphite-interchange.c: Ditto.
        * graphite-poly.c: Ditto.
        * graphite-sese-to-poly.c: Ditto.
        * graphite-optimize-isl.c (getScheduleForBandList): Ditto.
        Conditionally use ISL 0.13+ functions.
        * config.in: Regenerate.
        * configure: Regenerate.

2014-12-04  Jakub Jelinek  <jakub@redhat.com>

        PR c++/56493
        * convert.c (convert_to_real, convert_to_expr, convert_to_complex):
        Handle COMPOUND_EXPR.

2014-12-03  Jakub Jelinek  <jakub@redhat.com>

        PR c/59708
        * expmed.c (expand_widening_mult): Return const0_rtx if
        coeff is 0.

2014-12-03  Martin Jambor  <mjambor@suse.cz>

        PR ipa/64153
        * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Check
        type sizes before view_converting.

2014-12-03  Shanyao Chen  <chenshanyao@huawei.com>

        Backport from mainline
        2014-11-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        PR target/59593
        * config/arm/arm.md (*movhi_insn): Use right formatting
        for immediate.

        2014-11-19  Felix Yang  <felix.yang@huawei.com>
                    Shanyao Chen  <chenshanyao@huawei.com>

        PR target/59593
        * config/arm/arm.md (define_attr "arch"): Add v6t2.
        (define_attr "arch_enabled"): Add test for the above.
        (*movhi_insn_arch4): Add new alternative.

2014-12-03  Renlin Li  <Renlin.Li@arm.com>

        Backported from mainline
        2014-12-03  Renlin Li  <Renlin.Li@arm.com>

        PR middle-end/63762
        PR target/63661
        * ira.c (ira): Update preferred class.

2014-12-02  Uros Bizjak  <ubizjak@gmail.com>

        PR target/64113
        * config/alpha/alpha.md (call_value_osf_tlsgd): Do not split insn
        using post-reload splitter.  Use peephole2 pass instead.
        (call_value_osf_tlsldm): Ditto.
        (TLS_CALL): New int iterator.
        (tls): New int attribute.
        (call_value_osf_<tls>): Merge insn pattern from call_value_osf_tlsgd
        and call_value_tlsldm using TLS_CALL int iterator.

2014-12-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

        PR target/64115
        * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove
        invalid UNSPEC_TOCREL sanity check under ENABLE_CHECKING.

2014-12-01  Richard Biener  <rguenther@suse.de>

        PR middle-end/64111
        * tree.c (int_cst_hash_hash): Use TYPE_UID instead of
        htab_hash_pointer to not break PCH.

2014-12-01  Martin Jambor  <mjambor@suse.cz>

        PR ipa/63551
        * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Convert
        value of the argument to the type of the value in the condition.

2014-11-28  Jakub Jelinek  <jakub@redhat.com>

        Backported from mainline
        2014-11-27  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/64067
        * expr.c (expand_expr_addr_expr_1) <case COMPOUND_LITERAL_EXPR>:
        Handle it by returning address of COMPOUND_LITERAL_EXPR_DECL
        not only if modifier is EXPAND_INITIALIZER, but whenever
        COMPOUND_LITERAL_EXPR_DECL is non-NULL and TREE_STATIC.

        2014-11-19  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/63915
        * tree-vect-stmts.c (vectorizable_simd_clone_call): Pass
        true instead of false as last argument to gsi_replace.

        PR sanitizer/63913
        * ubsan.c: Include tree-eh.h.
        (instrument_bool_enum_load): Handle loads that can throw.

        2014-10-31  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/63659
        * ree.c (update_reg_equal_equiv_notes): New function.
        (combine_set_extension, transform_ifelse): Use it.

2014-11-28  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        Backport from mainline.
        2014-11-28  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        * config/arm/t-aprofile (MULTILIB_MATCHES): New entry for
        -march=armv8-a+crc.

2014-11-26  Richard Biener  <rguenther@suse.de>

        PR middle-end/63738
        * tree-data-ref.c (split_constant_offset_1): Do not follow
        SSA edges for SSA names with SSA_NAME_OCCURS_IN_ABNORMAL_PHI.

2014-11-26  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2014-11-26  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/62238
        * tree-predcom.c (ref_at_iteration): Unshare the expression
        before gimplifying it.

        2014-11-25  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/61927
        * tree-vect-loop.c (vect_analyze_loop_2): Revert ordering
        of group and pattern analysis to the one in GCC 4.8.

        2014-11-07  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/63605
        * fold-const.c (fold_binary_loc): Properly use element_precision
        for types that may not be scalar.

        2014-10-28  Richard Biener  <rguenther@suse.de>

        PR middle-end/63665
        * fold-const.c (fold_comparison): Properly guard simplifying
        against INT_MAX/INT_MIN with !TYPE_OVERFLOW_WRAPS.

2014-11-25  Rohit  <rohitarulraj@freescale.com>

        PR bootstrap/63703
        * config/rs6000/darwin.h (REGISTER_NAMES): Update based on 32 newly
        added GCC hard register numbers for SPE high registers.

2014-11-23  Oleg Endo  <olegendo@gcc.gnu.org>

        Backport from mainline
        2014-11-23  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/53976
        * config/sh/sh_optimize_sett_clrt.cc
        (sh_optimize_sett_clrt::find_last_ccreg_values): Return bool instead
        of void.  Abort at complex edges.
        (sh_optimize_sett_clrt::execute): Do nothing if find_last_ccreg_values
        returned false.

2014-11-22  Oleg Endo  <olegendo@gcc.gnu.org>

        Backport from mainline
        2014-11-22  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/63783
        PR target/51244
        * config/sh/sh_treg_combine.cc (sh_treg_combine::make_not_reg_insn):
        Do not emit bitwise not insn.  Emit logical not insn sequence instead.
        Adjust related comments throughout the file.

2014-11-22  Oleg Endo  <olegendo@gcc.gnu.org>

        Backport from mainline
        2014-11-20  Segher Boessenkool  <segher@kernel.crashing.org>

        PR target/60111
        * config/sh/sh.c: Use signed char for signed field.

2014-11-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        PR target/63673
        * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Allow
        the base pointer of vec_vsx_ld and vec_vsx_st to take a pointer to
        double.

2014-11-21  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/61750
        * tree-ssa-forwprop.c (simplify_vce): Verify type sizes
        match for the resulting VIEW_CONVERT_EXPR.

2014-11-19  Uros Bizjak  <ubizjak@gmail.com>

        PR target/63947
        * config/i386/i386.c (put_condition_code) <case LTU, case GEU>:
        Output "b" and "nb" suffix for FP mode.

2014-11-19  Tom de Vries  <tom@codesourcery.com>

        Backport from mainline
        PR tree-optimization/62167
        * tree-ssa-tail-merge.c (stmt_local_def): Handle statements with vuse
        conservatively.
        (gimple_equal_p): Don't use vn_valueize to compare for lhs equality of
        assigns.

2014-11-16  Eric Botcazou  <ebotcazou@adacore.com>

        * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Move around.
        * doc/tm.texi: Regenerate.

2014-11-14  Felix Yang  <felix.yang@huawei.com>

        Backport from mainline
        2014-11-14  Felix Yang  <felix.yang@huawei.com>
                    Jiji Jiang  <jiangjiji@huawei.com>

        * config/aarch64/aarch64-simd.md (*aarch64_simd_ld1r<mode>): Use
        VALL mode iterator instead of VALLDI.

2014-11-13  Teresa Johnson  <tejohnson@google.com>

        PR tree-optimization/63841
        * tree-ssa-strlen.c (strlen_optimize_stmt): Ignore clobbers.

2014-11-13  Christophe Lyon  <christophe.lyon@linaro.org>

        Backport from mainline
        2014-11-02  Michael Collison  <michael.collison@linaro.org>

        * config/arm/arm.h (CLZ_DEFINED_VALUE_AT_ZERO) : Update
        to support vector modes.
        (CTZ_DEFINED_VALUE_AT_ZERO): Ditto.

2014-11-13  Eric Botcazou  <ebotcazou@adacore.com>

        * doc/tm.texi.in (SELECT_CC_MODE): Update example.
        (REVERSIBLE_CC_MODE): Fix example.
        (REVERSE_CONDITION): Fix typo.
        * doc/tm.texi: Regenerate.

2014-11-12  Jakub Jelinek  <jakub@redhat.com>

        PR ipa/63838
        * ipa-pure-const.c (propagate_nothrow): Walk w->indirect_calls
        chain instead of node->indirect_calls.

2014-11-11  Eric Botcazou  <ebotcazou@adacore.com>

        PR target/61535
        * config/sparc/sparc.c (function_arg_vector_value): Deal with vectors
        smaller than 8 bytes.
        (sparc_function_arg_1): Tweak.
        (sparc_function_value_1): Tweak.

2014-11-08  Eric Botcazou  <ebotcazou@adacore.com>

        * config/arm/arm.c (arm_set_return_address): Mark the store as frame
        related, if any.
        (thumb_set_return_address): Likewise.

2014-11-07  Daniel Hellstrom  <daniel@gaisler.com>

        * config.gcc (sparc-*-rtems*): Clean away unused t-elf.
        * config/sparc/t-rtems: Add leon3v7 and muser-mode multilibs.

2014-11-07  Marek Polacek  <polacek@redhat.com>

        Backported from mainline
        2014-10-23  Marek Polacek  <polacek@redhat.com>

        * c-ubsan.c (ubsan_instrument_shift): Perform the MINUS_EXPR
        in unsigned type.

2014-11-06  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/pa.md (trap): New insn.  Add "trap" to attribute type.
        Don't allow trap insn in in_branch_delay, in_nullified_branch_delay
        or in_call_delay.

2014-11-06  Daniel Hellstrom  <daniel@gaisler.com>

        * config.gcc (sparc*-*-*): Accept mcpu=leon3v7 processor.
        * doc/invoke.texi (SPARC options): Add mcpu=leon3v7 comment.
        * config/sparc/leon.md (leon3_load, leon_store, leon_fp_*): Handle
        leon3v7 as leon3.
        * config/sparc/sparc-opts.h (enum processor_type): Add LEON3V7.
        * config/sparc/sparc.c (sparc_option_override): Add leon3v7 support.
        * config/sparc/sparc.h (TARGET_CPU_leon3v7): New define.
        * config/sparc/sparc.md (cpu): Add leon3v7.
        * config/sparc/sparc.opt (enum processor_type): Add leon3v7.

2014-11-05  Uros Bizjak  <ubizjak@gmail.com>

        PR target/63538
        * config/i386/i386.c (in_large_data_p): Reject automatic variables.
        (ix86_encode_section_info): Do not check for non-automatic varibles
        when setting SYMBOL_FLAG_FAR_ADDR flag.
        (x86_64_elf_select_section): Do not check ix86_cmodel here.
        (x86_64_elf_unique_section): Ditto.
        (x86_elf_aligned_common): Emit tab before .largecomm.

2014-11-05  Uros Bizjak  <ubizjak@gmail.com>

        Backport from mainline:
        2014-10-20  Uros Bizjak  <ubizjak@gmail.com>

        * varasm.c (const_alias_set): Remove.
        (init_varasm_once): Remove initialization of const_alias_set.
        (build_constant_desc): Do not set alias set to const_alias_set.

        Backport from mainline:
        2014-10-14  Uros Bizjak  <ubizjak@gmail.com>

        PR rtl-optimization/63475
        * alias.c (true_dependence_1): Always use get_addr to extract
        true address operands from x_addr and mem_addr.  Use extracted
        address operands to check for references with alignment ANDs.
        Use extracted address operands with find_base_term and
        base_alias_check. For noncanonicalized operands call canon_rtx with
        extracted address operand.
        (write_dependence_1): Ditto.
        (may_alias_p): Ditto.  Remove unused calls to canon_rtx.

        Backport from mainline:
        2014-10-10  Uros Bizjak  <ubizjak@gmail.com>

        PR rtl-optimization/63483
        * alias.c (true_dependence_1): Do not exit early for MEM_READONLY_P
        references when alignment ANDs are involved.
        (write_dependence_p): Ditto.
        (may_alias_p): Ditto.

2014-10-31  DJ Delorie  <dj@redhat.com>

        * expmed.c (strict_volatile_bitfield_p): Fix off-by-one error.

2014-10-31  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64-elf-raw.h (CA53_ERR_835769_SPEC): Define.
        (LINK_SPEC): Include CA53_ERR_835769_SPEC.
        * config/aarch64/aarch64-linux.h (CA53_ERR_835769_SPEC): Define.
        (LINK_SPEC): Include CA53_ERR_835769_SPEC.

2014-10-31  Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/63697
        * tree-vrp.c (simplify_internal_call_using_ranges): For subcode ==
        MINUS_EXPR, check overflow on vr0.min - vr1.max and vr0.max - vr1.min
        instead of vr0.min - vr1.min and vr0.max - vr1.max.

2014-10-30  Georg-Johann Lay  <avr@gjlay.de>

        PR63633
        * config/avr/avr-protos.h (regmask): New inline function.
        (avr_fix_inputs, avr_emit3_fix_outputs): New protos.
        * config/avr/avr.c (avr_fix_operands, avr_move_fixed_operands)
        (avr_fix_inputs, avr_emit3_fix_outputs): New functions.
        * config/avr/avr-fixed.md (mulqq3_nomul, muluqq3_nomul)
        (mul<ALL2QA>3, mul<ALL4A>3, <usdiv><ALL1Q>3, <usdiv><ALL2QA>3)
        (<usdiv><ALL4A>3, round<ALL124QA>3): Fix input operands.
        * config/avr/avr-dimode.md (add<ALL8>3, sub<ALL8>3)
        (<ss_addsub><ALL8S>3, <us_addsub><ALL8U>3, cbranch<ALL8>4)
        (<di_shifts><ALL8>3, <any_extend>mulsidi3): Fix input operands.
        * config/avr/avr.md (mulqi3_call, mulhi3_call, mulsi3, mulpsi3)
        (mulu<QIHI>si3, muls<QIHI>si3, mulohisi3, <any_extend>mulhisi3)
        (usmulhisi3, <any_extend>mulhi3_highpart, mulsqipsi3)
        (fmul, fmuls, fmulsu): Fix operands.  Turn insn into expander as
        needed.

2014-10-30  Jakub Jelinek  <jakub@redhat.com>

        * BASE-VER: Set to 4.9.3.
        * DEV-PHASE: Set to prerelease.

2014-10-30  Release Manager

        * GCC 4.9.2 released.

2014-10-29  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64.c (aarch64_madd_needs_nop): Restore
        recog state after aarch64_prev_real_insn call.

2014-10-27  Guozhi Wei  <carrot@google.com>

        PR tree-optimization/63530
        tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Set
        pointer alignment according to DR_MISALIGNMENT.

2014-10-25  Yury Gribov  <y.gribov@samsung.com>

        PR sanitizer/63638
        * asan.c (enum asan_check_flags): Fixed ASAN_CHECK_LAST.

2014-10-24  Markus Trippelsdorf  <markus@trippelsdorf.de>

        PR bootstrap/63632
        * collect2.c (main): Filter out -fno-lto.

2014-10-22  Richard Biener  <rguenther@suse.de>
            Tobias Burnus <burnus@net-b.de>

        PR lto/63603
        * gcc.c (LINK_COMMAND_SPEC): Add %{fno-lto}.

2014-10-21  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/63563
        * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Bail out
        if either dra or drb stmts are not normal loads/stores.

2014-10-17  Jakub Jelinek  <jakub@redhat.com>

        * asan.c (instrument_derefs): Allow instrumentation of odd-sized
        accesses even for -fsanitize=address.
        (execute_sanopt): Only allow use_calls for -fsanitize=kernel-address.

        PR tree-optimization/63302
        * tree-ssa-reassoc.c (optimize_range_tests_xor,
        optimize_range_tests_diff): Use !integer_pow2p () instead of
        tree_log2 () < 0.

2014-10-16  Yury Gribov  <y.gribov@samsung.com>

        * asan.c (instrument_derefs): Enable unaligned path for KASan.

2014-10-16  Yury Gribov  <y.gribov@samsung.com>

        Backport from mainline
        2014-10-03  Yury Gribov  <y.gribov@samsung.com>

        * asan.c (asan_finish_file): Disable __asan_init calls for KASan;
        don't emit empty ctors.

2014-10-16  Yury Gribov  <y.gribov@samsung.com>

        Backport from mainline
        2014-09-01  Yury Gribov  <y.gribov@samsung.com>

        PR sanitizer/61897
        PR sanitizer/62140

        * asan.c (asan_mem_ref_get_end): Handle non-ptroff_t lengths.
        (build_check_stmt): Likewise.
        (instrument_strlen_call): Likewise.
        (asan_expand_check_ifn): Likewise and fix types.
        (maybe_cast_to_ptrmode): New function.

2014-10-16  Yury Gribov  <y.gribov@samsung.com>

        Backport from mainline
        2014-08-18  Yury Gribov  <y.gribov@samsung.com>

        PR sanitizer/62089

        * asan.c (instrument_derefs): Fix bitfield check.

2014-10-16  Yury Gribov  <y.gribov@samsung.com>

        Backport from mainline
        2014-08-11  Yury Gribov  <y.gribov@samsung.com>

        * asan.c (asan_check_flags): New enum.
        (build_check_stmt_with_calls): Removed function.
        (build_check_stmt): Split inlining logic to
        asan_expand_check_ifn.
        (instrument_derefs): Rename parameter.
        (instrument_mem_region_access): Rename parameter.
        (instrument_strlen_call): Likewise.
        (asan_expand_check_ifn): New function.
        (asan_instrument): Remove old code.
        (pass_sanopt::execute): Change handling of
        asan-instrumentation-with-call-threshold.
        (asan_clear_shadow): Fix formatting.
        (asan_function_start): Likewise.
        (asan_emit_stack_protection): Likewise.
        * doc/invoke.texi (asan-instrumentation-with-call-threshold):
        Update description.
        * internal-fn.c (expand_ASAN_CHECK): New function.
        * internal-fn.def (ASAN_CHECK): New internal function.
        * params.def (PARAM_ASAN_INSTRUMENTATION_WITH_CALL_THRESHOLD):
        Update description.
        (PARAM_ASAN_USE_AFTER_RETURN): Likewise.
        * tree.c: Small comment fix.

2014-10-16  Yury Gribov  <y.gribov@samsung.com>

        Backport from mainline
        2014-08-11  Yury Gribov  <y.gribov@samsung.com>

        * gimple.c (gimple_call_fnspec): Support internal functions.
        (gimple_call_return_flags): Use const.
        * Makefile.in (GTFILES): Add internal-fn.h to list of GC files.
        * internal-fn.def: Add fnspec information.
        * internal-fn.h (internal_fn_fnspec): New function.
        (init_internal_fns): Declare new function.
        * internal-fn.c (internal_fn_fnspec_array): New global variable.
        (init_internal_fns): New function.
        * tree-core.h: Update macro call.
        * tree.c (build_common_builtin_nodes): Initialize internal fns.

        Backport from mainline
        2014-08-12  Yury Gribov  <y.gribov@samsung.com>

        * internal-fn.c (init_internal_fns): Fix off-by-one.

2014-10-16  Yury Gribov  <y.gribov@samsung.com>

        Backport from mainline
        2014-07-31  Yury Gribov  <y.gribov@samsung.com>

        * doc/cpp.texi (__SANITIZE_ADDRESS__): Updated description.
        * doc/invoke.texi (-fsanitize=kernel-address): Describe new option.
        * flag-types.h (SANITIZE_USER_ADDRESS, SANITIZE_KERNEL_ADDRESS):
        New enums.
        * gcc.c (sanitize_spec_function): Support new option.
        (SANITIZER_SPEC): Remove now redundant check.
        * opts.c (common_handle_option): Support new option.
        (finish_options): Check for incompatibilities.
        * toplev.c (process_options): Split userspace-specific checks.

2014-10-16  Yury Gribov  <y.gribov@samsung.com>

        Backport from mainline
        2014-06-24  Max Ostapenko  <m.ostapenko@partner.samsung.com>

        * asan.c (instrument_strlen_call): Do not instrument first byte in
        strlen if already instrumented.

2014-10-16  Yury Gribov  <y.gribov@samsung.com>

        Backport from mainline
        2014-06-16  Yury Gribov  <y.gribov@samsung.com>

        * asan.c (check_func): New function.
        (maybe_create_ssa_name): Likewise.
        (build_check_stmt_with_calls): Likewise.
        (use_calls_p): Likewise.
        (report_error_func): Change interface.
        (build_check_stmt): Allow non-integer lengths; add support
        for new parameter.
        (asan_instrument): Likewise.
        (instrument_mem_region_access): Moved code to
        build_check_stmt.
        (instrument_derefs): Likewise.
        (instrument_strlen_call): Likewise.
        * cfgcleanup.c (old_insns_match_p): Add support for new
        functions.
        * doc/invoke.texi: Describe new parameter.
        * params.def: Define new parameter.
        * params.h: Likewise.
        * sanitizer.def: Describe new builtins.

        Backport from mainline
        2014-06-16  Yury Gribov  <y.gribov@samsung.com>

        * asan.c (build_check_stmt): Fix maybe-uninitialized warning.

        Backport from mainline
        2014-06-18  Yury Gribov  <y.gribov@samsung.com>

        PR sanitizer/61530

        * asan.c (build_check_stmt): Add condition.

        Backport from mainline
        2014-06-18  Yury Gribov  <y.gribov@samsung.com>

        PR sanitizer/61547

        * asan.c (instrument_strlen_call): Fixed instrumentation of
        trailing byte.

2014-10-16  Yury Gribov  <y.gribov@samsung.com>

        Backport from mainline
        2014-05-30  Jakub Jelinek  <jakub@redhat.com>

        * asan.c (report_error_func): Add SLOW_P argument, use
        BUILT_IN_ASAN_*_N if set.
        (build_check_stmt): Likewise.
        (instrument_derefs): If T has insufficient alignment,
        force same handling as for odd sizes.

2014-10-16  Yury Gribov  <y.gribov@samsung.com>

        Backport from mainline
        2014-05-30  Jakub Jelinek  <jakub@redhat.com>

        * sanitizer.def (BUILT_IN_ASAN_REPORT_LOAD_N,
        BUILT_IN_ASAN_REPORT_STORE_N): New.
        * asan.c (struct asan_mem_ref): Change access_size type to
        HOST_WIDE_INT.
        (asan_mem_ref_init, asan_mem_ref_new, get_mem_refs_of_builtin_call,
        update_mem_ref_hash_table): Likewise.
        (asan_mem_ref_hasher::hash): Hash in a HWI.
        (report_error_func): Change size_in_bytes argument to HWI.
        Use *_N builtins if size_in_bytes is larger than 16 or not power of
        two.
        (build_shadow_mem_access): New function.
        (build_check_stmt): Use it.  Change size_in_bytes argument to HWI.
        Handle size_in_bytes not power of two or larger than 16.
        (instrument_derefs): Don't give up if size_in_bytes is not
        power of two or is larger than 16.

2014-10-15  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/63448
        * lra-int.h (LRA_MAX_CONSTRAINT_ITERATION_NUMBER): Remove.
        (LRA_MAX_ASSIGNMENT_ITERATION_NUMBER): New.
        (LRA_MAX_INHERITANCE_PASSES): Use it.
        (lra_constraint_iter_after_spill): Remove.
        (lra_assignment_iter): New.
        (lra_assignment_iter_after_spill): New.
        * lra-assigns.c (lra_assignment_iter): New.
        (lra_assignment_iter_after_spill): New.
        (former_reload_pseudo_spill_p): New.
        (spill_for): Set up former_reload_pseudo_spill_p.
        (setup_live_pseudos_and_spill_after_risky): Ditto.
        (assign_by_spills): Ditto.
        (lra_assign): Increment lra_assignment_iter.  Print the iteration
        number.  Reset former_reload_pseudo_spill_p.  Check
        lra_assignment_iter_after_spill.
        * lra.c (lra): Remove lra_constraint_iter_after_spill.  Initialize
        lra_assignment_iter and lra_assignment_iter_after_spill.
        * lra-constraints.c (lra_constraint_iter_after_spill): Remove.
        (lra_constraints): Remove code with
        lra_assignment_iter_after_spill.

2014-10-15  Eric Botcazou  <ebotcazou@adacore.com>

        * stor-layout.c (self_referential_size): Do not promote arguments.

2014-10-15  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2014-08-15  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/62031
        * tree-data-ref.c (dr_analyze_indices): Do not set
        DR_UNCONSTRAINED_BASE.
        (dr_may_alias_p): All indirect accesses have to go the
        formerly DR_UNCONSTRAINED_BASE path.
        * tree-data-ref.h (struct indices): Remove
        unconstrained_base member.
        (DR_UNCONSTRAINED_BASE): Remove.

2014-10-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        Backport from mainline r215880
        2014-10-03  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
        Issue a warning message when vec_lvsl or vec_lvsr is used with a
        little endian target.

        Backport from mainline r215882
        2014-10-03  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * altivec.md (altivec_lvsl): New define_expand.
        (altivec_lvsl_direct): Rename define_insn from altivec_lvsl.
        (altivec_lvsr): New define_expand.
        (altivec_lvsr_direct): Rename define_insn from altivec_lvsr.
        * rs6000.c (rs6000_expand_builtin): Change to use
        altivec_lvs[lr]_direct; remove commented-out code.

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

        PR tree-optimization/63379
        * tree-vect-slp.c (vect_get_constant_vectors): Do not compute
        a neutral operand for min/max when it is not a reduction chain.

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

        Backport from mainline
        2014-10-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * configure.ac: Add --enable-fix-cortex-a53-835769 option.
        * configure: Regenerate.
        * config/aarch64/aarch64.c (aarch64_override_options): Handle
        TARGET_FIX_ERR_A53_835769_DEFAULT.
        * config/aarch64/aarch64.opt (mfix-cortex-a53-835769): Set Init
        value to 2.
        * doc/install.texi (aarch64*-*-*): Document new
        --enable-fix-cortex-a53-835769 option.

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

        Backport from mainline
        2014-10-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
                    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        * config/aarch64/aarch64.h (FINAL_PRESCAN_INSN): Define.
        (ADJUST_INSN_LENGTH): Define.
        * config/aarch64/aarch64.opt (mfix-cortex-a53-835769): New option.
        * config/aarch64/aarch64.c (is_mem_p): New function.
        (is_memory_op): Likewise.
        (aarch64_prev_real_insn): Likewise.
        (is_madd_op): Likewise.
        (dep_between_memop_and_curr): Likewise.
        (aarch64_madd_needs_nop): Likewise.
        (aarch64_final_prescan_insn): Likewise.
        * doc/invoke.texi (AArch64 Options): Document -mfix-cortex-a53-835769
        and -mno-fix-cortex-a53-835769 options.

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

        PR tree-optimization/63380
        * tree-ssa-tail-merge.c (stmt_local_def): Exclude stmts that
        may trap.

2014-10-09  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/61969
        * tree-nrv.c (pass_nrv::execute): Properly test for automatic
        variables.

2014-10-09  Uros Bizjak  <ubizjak@gmail.com>

        Backport from mainline
        2014-10-09  Uros Bizjak  <ubizjak@gmail.com>

        PR rtl-optimization/57003
        * regcprop.c (copyprop_hardreg_forward_1): If ksvd.ignore_set_reg,
        also check CALL_INSN_FUNCTION_USAGE for clobbers again after
        killing regs_invalidated_by_call.

2014-10-08  Oleg Endo  <olegendo@gcc.gnu.org>

        Backport from mainline
        2014-10-08  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/52941
        * config/sh/sync.md (atomic_exchangesi_hard, atomic_exchange<mode>_hard,
        atomic_fetch_<fetchop_name>si_hard,
        atomic_fetch_<fetchop_name><mode>_hard, atomic_fetch_nandsi_hard,
        atomic_fetch_nand<mode>_hard, atomic_<fetchop_name>_fetchsi_hard,
        atomic_<fetchop_name>_fetch<mode>_hard, atomic_nand_fetchsi_hard,
        atomic_nand_fetch<mode>_hard): Add missing set of T_REG.

2014-10-03  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/61144
        * varpool.c (ctor_for_folding): Do not fold WEAK symbols.

2014-10-03  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/62121
        * ipa-devirt.c (restrict_to_inner_class): Do not ICE when type is
        unknown.

2014-10-03  Jan Hubicka  <hubicka@ucw.cz>

        PR lto/62026
        * lto-streamer-out.c (lto_output): Handle thunks correctly.
        * cgraphclones.c (duplicate_thunk_for_node): Get thunk's arguments.

2014-10-03  Jakub Jelinek  <jakub@redhat.com>

        PR libgomp/61200
        * omp-low.c (taskreg_contexts): New variable.
        (scan_omp_parallel): Push newly created context into taskreg_contexts
        vector and move record layout code to finish_taskreg_scan.
        (scan_omp_task): Likewise.
        (finish_taskreg_scan): New function.
        (execute_lower_omp): Call finish_taskreg_scan on all taskreg_contexts
        vector elements and release it.

2014-10-02  Martin Jambor  <mjambor@suse.cz>

        PR tree-optimization/63375
        * tree-sra.c (build_access_from_expr_1): Disqualify volatile
        references.

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

        PR debug/63342
        * dwarf2out.c (loc_list_from_tree): Handle TARGET_MEM_REF and
        SSA_NAME.

        PR target/63428
        * config/i386/i386.c (expand_vec_perm_pshufb): Fix up rperm[0]
        argument to avx2_permv2ti.

        PR c++/63306
        Backported from mainline
        2014-08-01  James Greenhalgh  <james.greenhalgh@arm.com>

        PR regression/61510
        * cgraphunit.c (analyze_functions): Use get_create rather than get
        for decls which are clones of abstract functions.

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

        Backported from mainline
        2014-09-18  Vladimir Makarov  <vmakarov@redhat.com>

        PR debug/63285
        * haifa-sched.c (schedule_block): Advance cycle at the end of BB
        if advance != 0.

        2014-09-10  Jan Hubicka  <hubicka@ucw.cz>

        PR tree-optimization/63186
        * ipa-split.c (test_nonssa_use): Skip nonforced labels.
        (mark_nonssa_use): Likewise.
        (verify_non_ssa_vars): Verify all header blocks for label
        definitions.

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

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

        * config/arm/arm.md (*store_minmaxsi): Disable for arm_restrict_it.

2014-10-01  Uros Bizjak  <ubizjak@gmail.com>

        Backport from mainline
        2014-09-30  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (fmodxf3): Enable for flag_finite_math_only only.
        (fmod<mode>3): Ditto.
        (fpremxf4_i387): Ditto.
        (reminderxf3): Ditto.
        (reminder<mode>3): Ditto.
        (fprem1xf4_i387): Ditto.

2014-09-30  David Malcolm  <dmalcolm@redhat.com>

        PR plugins/63410
        * Makefile.in (PLUGIN_HEADERS): Add pass-instances.def.

2014-09-30  Jakub Jelinek  <jakub@redhat.com>

        PR inline-asm/63282
        * ifcvt.c (dead_or_predicable): Don't call redirect_jump_1
        or invert_jump_1 if jump isn't any_condjump_p.

2014-09-29  James Clarke  <jrtc27@jrtc27.com>
            Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

        PR target/61407
        * config/darwin-c.c (version_as_macro): Added extra 0 for OS X 10.10
        and above.
        * config/darwin-driver.c (darwin_find_version_from_kernel): Removed
        kernel version check to avoid incrementing it after every major OS X
        release.
        (darwin_default_min_version): Avoid static memory buffer.

2014-09-29  Charles Baylis  <charles.baylis@linaro.org>

        Backport from mainline r212303
        PR target/49423
        * config/arm/arm-protos.h (arm_legitimate_address_p,
        arm_is_constant_pool_ref): Add prototypes.
        * config/arm/arm.c (arm_legitimate_address_p): Remove static.
        (arm_is_constant_pool_ref) New function.
        * config/arm/arm.md (unaligned_loadhis, arm_zero_extendhisi2_v6,
        arm_zero_extendqisi2_v6): Use Uh constraint for memory operand.
        (arm_extendhisi2, arm_extendhisi2_v6): Use Uh constraint for memory
        operand and remove pool_range and neg_pool_range attributes.
        (arm_extendqihi_insn, arm_extendqisi, arm_extendqisi_v6): Remove
        pool_range and neg_pool_range attributes.
        * config/arm/constraints.md (Uh): New constraint. (Uq): Don't allow
        constant pool references.

2014-09-29  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/63247
        * omp-low.c (lower_omp_target): For OMP_CLAUSE_MAP_POINTER
        of ARRAY_TYPE, if not OMP_CLAUSE_MAP_ZERO_BIAS_ARRAY_SECTION
        use the alignment of avar rather than ovar.

2014-09-28  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/pa.c (pa_output_function_epilogue): Only update
        last_address when a nonnote insn is found.

2014-09-25  Oleg Endo  <olegendo@gcc.gnu.org>

        Backport from mainline
        2014-09-25  Nick Clifton  <nickc@redhat.com>
        2014-09-25  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/62218
        * config/sh/sync.md (atomic_fetch_nand<mode>_soft_imask,
        atomic_test_and_set_soft_imask): Fix typo in instruction sequence.

2014-09-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        Backport from mainline r215559
        2014-09-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        PR target/63335
        * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin):
        Exclude VSX_BUILTIN_XVCMPGEDP_P from special handling.

2014-09-25  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/63341
        * tree-vectorizer.h (vect_create_data_ref_ptr,
        vect_create_addr_base_for_vector_ref): Add another tree argument
        defaulting to NULL_TREE.
        * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add byte_offset
        argument, pass it down to vect_create_addr_base_for_vector_ref.
        (vect_create_addr_base_for_vector_ref): Add byte_offset argument,
        add that to base_offset too if non-NULL.
        * tree-vect-stmts.c (vectorizable_load): Add byte_offset variable,
        for dr_explicit_realign_optimized set it to vector byte size
        - 1 instead of setting offset, pass byte_offset down to
        vect_create_data_ref_ptr.

2014-09-23  Michael Meissner  <meissner@linux.vnet.ibm.com>

        Backport from mainline
        2014-09-23  Michael Meissner  <meissner@linux.vnet.ibm.com>

        * config/rs6000/rs6000.md (f32_vsx): New mode attributes to
        refine the constraints used on 32/64-bit floating point moves.
        (f32_av): Likewise.
        (f64_vsx): Likewise.
        (f64_dm): Likewise.
        (f64_av): Likewise.
        (BOOL_REGS_OUTPUT): Use wt constraint for TImode instead of wa.
        (BOOL_REGS_OP1): Likewise.
        (BOOL_REGS_OP2): Likewise.
        (BOOL_REGS_UNARY): Likewise.
        (mov<mode>_hardfloat, SFmode/SDmode): Tighten down constraints for
        32/64-bit floating point moves.  Do not use wa, instead use ww/ws
        for moves involving VSX registers.  Do not use constraints that
        target VSX registers for decimal types.
        (mov<mode>_hardfloat32, DFmode/DDmode): Likewise.
        (mov<mode>_hardfloat64, DFmode/DDmode): Likewise.

2014-09-22  Marek Polacek  <polacek@redhat.com>

        Backport from mainline
        2014-05-21  Marek Polacek  <polacek@redhat.com>

        PR sanitizer/61272
        * ubsan.c (is_ubsan_builtin_p): Turn assert into a condition.

2014-09-22  Jakub Jelinek  <jakub@redhat.com>

        PR debug/63328
        * omp-low.c (ipa_simd_modify_stmt_ops): For debug stmts
        insert a debug source bind stmt setting DEBUG_EXPR_DECL
        instead of a normal gimple assignment stmt.

2014-09-19  Michael Meissner  <meissner@linux.vnet.ibm.com>

        Back port from trunk:
        2014-09-19  Michael Meissner  <meissner@linux.vnet.ibm.com>

        * config/rs6000/predicates.md (fusion_gpr_mem_load): Move testing
        for base_reg_operand to be common between LO_SUM and PLUS.
        (fusion_gpr_mem_combo): New predicate to match a fused address
        that combines the addis and memory offset address.

        * config/rs6000/rs6000-protos.h (fusion_gpr_load_p): Change
        calling signature.
        (emit_fusion_gpr_load): Likewise.

        * config/rs6000/rs6000.c (fusion_gpr_load_p): Change calling
        signature to pass each argument separately, rather than
        using an operands array.  Rewrite the insns found by peephole2 to
        be a single insn, rather than hoping the insns will still be
        together when the peephole pass is done.  Drop being called via a
        normal peephole.
        (emit_fusion_gpr_load): Change calling signature to be called from
        the fusion_gpr_load_<mode> insns with a combined memory address
        instead of the peephole pass passing the addis and offset
        separately.

        * config/rs6000/rs6000.md (UNSPEC_FUSION_GPR): New unspec for GPR
        fusion.
        (power8 fusion peephole): Drop support for doing power8 via a
        normal peephole that was created by the peephole2 pass.
        (power8 fusion peephole2): Create a new insn with the fused
        address, so that the fused operation is kept together after
        register allocation is done.
        (fusion_gpr_load_<mode>): Likewise.

2014-09-18  Jakub Jelinek  <jakub@redhat.com>

        PR c++/62017
        * asan.c (transform_statements): Don't instrument clobber statements.

2014-09-17  Jakub Jelinek  <jakub@redhat.com>

        PR debug/63284
        * tree-cfgcleanup.c (fixup_noreturn_call): Don't split block
        if there are only debug stmts after the noreturn call, instead
        remove the debug stmts.

2014-09-17  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * config.gcc (*-*-rtems*): Default to 'rtems' thread model.
        Enable selection of 'posix' or no thread model.

2014-09-16  John David Anglin  <danglin@gcc.gnu.org>

        PR target/61853
        * config/pa/pa.c (pa_function_value): Directly handle aggregates
        that fit exactly in a word or double word.

2014-09-15  Markus Trippelsdorf  <markus@trippelsdorf.de>

        * doc/install.texi (Options specification): add
        --disable-libsanitizer item.

2014-09-12  DJ Delorie  <dj@redhat.com>

        * config/msp430/msp430.md (extendhipsi2): Use 20-bit form of RLAM/RRAM.
        (extend_and_shift1_hipsi2): Likewise.
        (extend_and_shift2_hipsi2): Likewise.

2014-09-12  Martin Jambor  <mjambor@suse.cz>

        PR ipa/61654
        * cgraph.h (cgraph_analyze_function): Declare.
        * cgraphunit.c: (analyze_function): Remove forward declaration,
        rename to cgraph_analyze_function, made external.
        * cgraphclones.c (duplicate_thunk_for_node): Copy arguments of the
        new decl properly.  Analyze the new thunk if it is expanded.

2014-09-11  H.J. Lu  <hongjiu.lu@intel.com>

        Backport from mainline
        2014-09-11  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/63228
        * config/i386/i386.c (ix86_option_override_internal): Also turn
        off OPTION_MASK_ABI_X32 for -m16.

2014-09-11  James Greenhalgh  <james.greenhalgh@arm.com>

        Backport from mainline.
        2014-09-11  James Greenhalgh  <james.greenhalgh@arm.com>

        * config/aarch64/arm_neon.h (vmull_high_lane_s16): Fix argument
        types.
        (vmull_high_lane_s32): Likewise.
        (vmull_high_lane_u16): Likewise.
        (vmull_high_lane_u32): Likewise.

2014-09-11  Alan Lawrence  <alan.lawrence@arm.com>

        Backport r214946 from mainline
        2014-09-05  Alan Lawrence  <alan.lawrence@arm.com>

        * config/aarch64/aarch64.md (adddi3_aarch64): Set type to neon_add.

2014-09-11  Alan Lawrence  <alan.lawrence@arm.com>

        Backport r214953 from mainline
        2014-09-05  Alan Lawrence  <alan.lawrence@arm.com>

        * config/aarch64/arm_neon.h (int32x1_t, int16x1_t, int8x1_t,
        uint32x1_t, uint16x1_t, uint8x1_t): Remove typedefs.

        (vqabsb_s8, vqabsh_s16, vqabss_s32, vqaddb_s8, vqaddh_s16, vqadds_s32,
        vqaddb_u8, vqaddh_u16, vqadds_u32, vqdmlalh_s16, vqdmlalh_lane_s16,
        vqdmlals_s32, vqdmlslh_s16, vqdmlslh_lane_s16, vqdmlsls_s32,
        vqdmulhh_s16, vqdmulhh_lane_s16, vqdmulhs_s32, vqdmulhs_lane_s32,
        vqdmullh_s16, vqdmullh_lane_s16, vqdmulls_s32, vqdmulls_lane_s32,
        vqmovnh_s16, vqmovns_s32, vqmovnd_s64, vqmovnh_u16, vqmovns_u32,
        vqmovnd_u64, vqmovunh_s16, vqmovuns_s32, vqmovund_s64, vqnegb_s8,
        vqnegh_s16, vqnegs_s32, vqrdmulhh_s16, vqrdmulhh_lane_s16,
        vqrdmulhs_s32, vqrdmulhs_lane_s32, vqrshlb_s8, vqrshlh_s16,
        vqrshls_s32, vqrshlb_u8, vqrshlh_u16, vqrshls_u32, vqrshrnh_n_s16,
        vqrshrns_n_s32, vqrshrnd_n_s64, vqrshrnh_n_u16, vqrshrns_n_u32,
        vqrshrnd_n_u64, vqrshrunh_n_s16, vqrshruns_n_s32, vqrshrund_n_s64,
        vqshlb_s8, vqshlh_s16, vqshls_s32, vqshlb_u8, vqshlh_u16, vqshls_u32,
        vqshlb_n_s8, vqshlh_n_s16, vqshls_n_s32, vqshlb_n_u8, vqshlh_n_u16,
        vqshls_n_u32, vqshlub_n_s8, vqshluh_n_s16, vqshlus_n_s32,
        vqshrnh_n_s16, vqshrns_n_s32, vqshrnd_n_s64, vqshrnh_n_u16,
        vqshrns_n_u32, vqshrnd_n_u64, vqshrunh_n_s16, vqshruns_n_s32,
        vqshrund_n_s64, vqsubb_s8, vqsubh_s16, vqsubs_s32, vqsubb_u8,
        vqsubh_u16, vqsubs_u32, vsqaddb_u8, vsqaddh_u16, vsqadds_u32,
        vuqaddb_s8, vuqaddh_s16, vuqadds_s32): Replace all int{32,16,8}x1_t
        with int{32,16,8}_t.

2014-09-11  Jason Merrill  <jason@redhat.com>

        PR c++/58678
        * ipa-devirt.c (ipa_devirt): Don't check DECL_COMDAT.

2014-09-11  Georg-Johann Lay  <avr@gjlay.de>

        Backport from 2014-09-11 trunk r215152.

        PR target/63223
        * config/avr/avr.md (*tablejump.3byte-pc): New insn.
        (*tablejump): Restrict to !AVR_HAVE_EIJMP_EICALL.  Add void clobber.
        (casesi): Expand to *tablejump.3byte-pc if AVR_HAVE_EIJMP_EICALL.

2014-09-10  Michael Meissner  <meissner@linux.vnet.ibm.com>

        Backport from mainline
        2014-09-10  Michael Meissner  <meissner@linux.vnet.ibm.com>

        * config/rs6000/vsx.md (vsx_fmav4sf4): Use correct constraints for
        V2DF, V4SF, DF, and DI modes.
        (vsx_fmav2df2): Likewise.
        (vsx_float_fix_<mode>2): Likewise.
        (vsx_reduc_<VEC_reduc_name>_v2df_scalar): Likewise.

2014-09-10  Xinliang David Li  <davidxl@google.com>

        Backport from mainline
        PR target/63209
        * config/arm/arm.md (movcond_addsi): Handle case where source
        and target operands are the same.

2014-09-10  Alan Modra  <amodra@gmail.com>

        PR debug/60655
        * dwarf2out.c (mem_loc_descriptor <PLUS>): Return NULL if addend
        can't be output.

2014-09-09  Bill Schmidt  <wschmidt@us.ibm.com>

        Backported from mainline
        2014-09-04  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/vsx.md (*vsx_extract_<mode>_load): Always match
        selection of 0th memory doubleword, regardless of endianness.

2014-09-09  James Greenhalgh  <james.greenhalgh@arm.com>

        Backport from mainline
        2014-09-09  James Greenhalgh  <james.greenhalgh@arm.com>

        * doc/invoke.texi (-march): Use GNU/Linux rather than Linux.
        (-mtune): Likewise.
        (-mcpu): Likewise.

2014-09-09  Jason Merrill  <jason@redhat.com>

        PR c++/61214
        PR c++/62224
        * gimple-fold.c (can_refer_decl_in_current_unit_p): Don't allow
        reference to a DECL_EXTERNAL COMDAT.

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

        Backport from mainline
        2014-08-05  Richard Biener  <rguenther@suse.de>

        PR rtl-optimization/61672
        * emit-rtl.h (mem_attrs_eq_p): Declare.
        * emit-rtl.c (mem_attrs_eq_p): Export.  Handle NULL mem-attrs.
        * cse.c (exp_equiv_p): Use mem_attrs_eq_p.
        * cfgcleanup.c (merge_memattrs): Likewise.
        Include emit-rtl.h.

        2014-08-11  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/62075
        * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Properly
        handle uses in patterns.

        2014-08-14  Richard Biener  <rguenther@suse.de>

        PR rtl-optimization/62079
        * recog.c (peephole2_optimize): If peep2_do_cleanup_cfg
        run cleanup_cfg.

        2014-08-26  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/62175
        * tree-ssa-loop-niter.c (expand_simple_operations): Do not
        expand possibly trapping operations.

2014-09-08  DJ Delorie  <dj@redhat.com>

        * doc/invoke.texi (MSP430 Options): Add -minrt.

2014-09-05  Easwaran Raman  <eraman@google.com>

        Backport from mainline
        PR rtl-optimization/62146
        * ifcvt.c (dead_or_predicable): Make removal of REG_EQUAL note of
        hoisted instruction unconditional.

2014-09-04  Guozhi Wei  <carrot@google.com>

        PR target/62040
        * config/aarch64/iterators.md (VQ_NO2E, VQ_2E): New iterators.
        * config/aarch64/aarch64-simd.md (move_lo_quad_internal_<mode>): Split
        it into two patterns.
        (move_lo_quad_internal_be_<mode>): Likewise.

2014-09-03  Martin Jambor  <mjambor@suse.cz>

        PR ipa/62015
        * ipa-cp.c (intersect_aggregates_with_edge): Handle impermissible
        pass-trough jump functions correctly.

2014-09-03  Martin Jambor  <mjambor@suse.cz>

        PR ipa/61986
        * ipa-cp.c (find_aggregate_values_for_callers_subset): Chain
        created replacements in ascending order of offsets.
        (known_aggs_to_agg_replacement_list): Likewise.

2014-09-02  Kaz Kojima  <kkojima@gcc.gnu.org>

        Backport from mainline
        2014-08-27  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR target/62261
        * config/sh/sh.md (ashlsi3): Handle negative shift count for
        TARGET_SHMEDIA.
        (ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.

2014-09-02  Kaz Kojima  <kkojima@gcc.gnu.org>

        Backport from mainline
        2014-08-25  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR target/62111
        * config/sh/predicates.md (general_extend_operand): Disable
        TRUNCATE before reload completes.

2014-09-01  Oleg Endo  <olegendo@gcc.gnu.org>

        Backport from mainline
        2014-09-01  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/62312
        * config/sh/sh.md (*cmp_div0s_0): Add missing constraints.

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

        PR target/62025
        * sched-deps.c (add_or_update_dep_1): If ask_dependency_caches
        returned DEP_PRESENT, make sure to set DEP_MULTIPLE on present_dep.
        (find_inc): Revert 2014-08-12 change.

        * config/gnu-user.h (LIBLSAN_EARLY_SPEC): Define.
        * gcc.c (LIBLSAN_SPEC, LIBLSAN_EARLY_SPEC): Follow LIBTSAN*_SPEC.
        (SANITIZER_EARLY_SPEC): Include LIBLSAN_EARLY_SPEC for -fsanitize=leak.

2014-09-01  Marek Polacek  <polacek@redhat.com>

        Backport from mainline
        2014-08-21  Marek Polacek  <polacek@redhat.com>

        PR c/61271
        * expr.c (is_aligning_offset): Remove logical not.

2014-09-01  Marek Polacek  <polacek@redhat.com>

        Backport from mainline
        2014-08-19  Marek Polacek  <polacek@redhat.com>

        PR c/61271
        * cgraphunit.c (handle_alias_pairs): Fix condition.

2014-08-30  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/pa.c (pa_assemble_integer): Don't add PLABEL relocation
        prefix to function labels when generating fast indirect calls.

2014-08-29  Yvan Roux  <yvan.roux@linaro.org>

        Backport from mainline
        2014-08-27  Yvan Roux  <yvan.roux@linaro.org>

        PR other/62248
        * config.gcc (arm*-*-*): Check --with-fpu against arm-fpus.def.

2014-08-27  Guozhi Wei  <carrot@google.com>

        PR target/62262
        * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Check the shift
        amount before using it.

2014-08-26  Joel Sherrill <joel.sherrill@oarcorp.com>

        * doc/invoke.texi: -fno-cxa-atexit should be -fno-use-cxa-atexit.

2014-08-26  Marek Polacek  <polacek@redhat.com>

        Backport from mainline
        2014-08-26  Marek Polacek  <polacek@redhat.com>

        PR c/61271
        * tree-vectorizer.h (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT,
        LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Wrap in parens.

2014-08-24  Oleg Endo  <olegendo@gcc.gnu.org>

        Backport from mainline
        2014-08-24  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/61996
        * config/sh/sh.opt (musermode): Allow negative form.
        * config/sh/sh.c (sh_option_override): Disable TARGET_USERMODE for
        targets that don't support it.
        * doc/invoke.texi (SH Options): Rename sh-*-linux* to sh*-*-linux*.
        Document -mno-usermode option.

2014-08-23  John David Anglin  <danglin@gcc.gnu.org>

        PR target/62038
        * config/pa/pa.c (pa_output_function_epilogue): Don't set
        last_address when the current function is a thunk.
        (pa_asm_output_mi_thunk): When we don't have named sections or they
        are not being used, check that thunk can reach the stub table with a
        short branch.

2014-08-22  Michael Meissner  <meissner@linux.vnet.ibm.com>

        Backport from mainline
        2014-08-22  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/62195
        * doc/md.texi (Machine Constraints): Update PowerPC wi constraint
        documentation to state it is only for VSX operations.

        * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Make wi
        constraint only active if VSX.

        * config/rs6000/rs6000.md (lfiwax): Use wj constraint instead of
        wi cosntraint for ISA 2.07 lxsiwax/lxsiwzx instructions.
        (lfiwzx): Likewise.

2014-08-21  Uros Bizjak  <ubizjak@gmail.com>

        Backport from mainline
        2014-08-19  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/i386.md (*ctz<mode>2_falsedep_1): Don't clear
        destination if it is used in source.
        (*clz<mode>2_lzcnt_falsedep_1): Likewise.
        (*popcount<mode>2_falsedep_1): Likewise.

        Backport from mainline
        2014-08-18  Uros Bizjak  <ubizjak@gmail.com>

        PR target/62011
        * config/i386/x86-tune.def (X86_TUNE_AVOID_FALSE_DEP_FOR_BMI):
        New tune flag.
        * config/i386/i386.h (TARGET_AVOID_FALSE_DEP_FOR_BMI): New define.
        * config/i386/i386.md (unspec) <UNSPEC_INSN_FALSE_DEP>: New unspec.
        (ffs<mode>2): Do not expand with tzcnt for
        TARGET_AVOID_FALSE_DEP_FOR_BMI.
        (ffssi2_no_cmove): Ditto.
        (*tzcnt<mode>_1): Disable for TARGET_AVOID_FALSE_DEP_FOR_BMI.
        (ctz<mode>2): New expander.
        (*ctz<mode>2_falsedep_1): New insn_and_split pattern.
        (*ctz<mode>2_falsedep): New insn.
        (*ctz<mode>2): Rename from ctz<mode>2.
        (clz<mode>2_lzcnt): New expander.
        (*clz<mode>2_lzcnt_falsedep_1): New insn_and_split pattern.
        (*clz<mode>2_lzcnt_falsedep): New insn.
        (*clz<mode>2): Rename from ctz<mode>2.
        (popcount<mode>2): New expander.
        (*popcount<mode>2_falsedep_1): New insn_and_split pattern.
        (*popcount<mode>2_falsedep): New insn.
        (*popcount<mode>2): Rename from ctz<mode>2.
        (*popcount<mode>2_cmp): Remove.
        (*popcountsi2_cmp_zext): Ditto.

2014-08-20  Martin Jambor  <mjambor@suse.cz>
            Wei Mi  <wmi@google.com>

        PR ipa/60449
        PR middle-end/61776
        * tree-ssa-operands.c (update_stmt_operands): Remove
        MODIFIED_NORETURN_CALLS.
        * tree-cfgcleanup.c (cleanup_call_ctrl_altering_flag): New func.
        (cleanup_control_flow_bb): Use cleanup_call_ctrl_altering_flag.
        (split_bb_on_noreturn_calls): Renamed from split_bbs_on_noreturn_calls.
        (cleanup_tree_cfg_1): Use split_bb_on_noreturn_calls.
        * tree-ssanames.h: Remove MODIFIED_NORETURN_CALLS.
        * gimple.h (enum gf_mask): Add GF_CALL_CTRL_ALTERING.
        (gimple_call_set_ctrl_altering): New func.
        (gimple_call_ctrl_altering_p): Ditto.
        * tree-cfg.c (gimple_call_initialize_ctrl_altering): Ditto.
        (make_blocks): Use gimple_call_initialize_ctrl_altering.
        (is_ctrl_altering_stmt): Use gimple_call_ctrl_altering_p.
        (execute_fixup_cfg): Use gimple_call_ctrl_altering_p and
        remove MODIFIED_NORETURN_CALLS.

2014-08-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        Backport from mainline.
        2014-08-12  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
        PR target/62098
        * config/arm/vfp.md (*combine_vcvtf2i): Fix constraint.
        Remove unnecessary attributes.

2014-08-16  John David Anglin  <danglin@gcc.gnu.org>

        PR target/61641
        * config/pa/pa-protos.h (pa_output_addr_vec, pa_output_addr_diff_vec):
        Declare.
        * config/pa/pa.c (pa_reorg): Remove code to insert brtab marker insns.
        (pa_output_addr_vec, pa_output_addr_diff_vec): New.
        * config/pa/pa.h (ASM_OUTPUT_ADDR_VEC, ASM_OUTPUT_ADDR_DIFF_VEC):
        Define.
        * config/pa/pa.md (begin_brtab): Delete insn.
        (end_brtab): Likewise.

2014-08-15  Oleg Endo  <olegendo@gcc.gnu.org>

        Backport from mainline:
        2014-08-15  Oleg Endo  <olegendo@gcc.gnu.org>

        * doc/invoke.texi (SH options): Document missing processor variant
        options.  Remove references to Hitachi.  Undocument deprecated mspace
        option.

2014-08-15  Tom de Vries  <tom@codesourcery.com>

        Backport from mainline:
        2014-08-14  Tom de Vries  <tom@codesourcery.com>

        PR rtl-optimization/62004
        PR rtl-optimization/62030
        * ifcvt.c (rtx_interchangeable_p): New function.
        (noce_try_move, noce_process_if_block): Use rtx_interchangeable_p.

        2014-08-05  Richard Biener  <rguenther@suse.de>

        * emit-rtl.h (mem_attrs_eq_p): Declare.
        * emit-rtl.c (mem_attrs_eq_p): Export.

2014-08-15  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/62092
        * gimplify.c (gimplify_adjust_omp_clauses_1): Don't remove
        OMP_CLAUSE_SHARED for global vars if the global var is mentioned
        in OMP_CLAUSE_MAP in some outer target region.

2014-08-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        Backport from mainline
        2014-08-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        PR target/61713
        * gcc/optabs.c (expand_atomic_test_and_set): Do not try to emit
        move to subtarget in serial version if result is ignored.

2014-08-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        Backport from mainline
        2014-08-12  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        PR middle-end/62103
        * gimple-fold.c (fold_ctor_reference): Don't fold in presence of
        bitfields, that is when size doesn't match the size of type or the
        size of the constructor.

2014-08-12  Felix Yang  <fei.yang0953@gmail.com>

        PR tree-optimization/62073
        * tree-vect-loop.c (vect_is_simple_reduction_1): Check that DEF1 has
        a basic block.

2014-08-12  Jakub Jelinek  <jakub@redhat.com>

        PR target/62025
        * sched-deps.c (find_inc): Check if inc_insn doesn't clobber
        any registers that are used in mem_insn.

2014-08-12  Michael Meissner  <meissner@linux.vnet.ibm.com>

        Backport patch from mainline
        2014-08-11  Michael Meissner  <meissner@linux.vnet.ibm.com>

        * config/rs6000/constraints.md (wh constraint): New constraint,
        for FP registers if direct move is available.
        (wi constraint): New constraint, for VSX/FP registers that can
        handle 64-bit integers.
        (wj constraint): New constraint for VSX/FP registers that can
        handle 64-bit integers for direct moves.
        (wk constraint): New constraint for VSX/FP registers that can
        handle 64-bit doubles for direct moves.
        (wy constraint): Make documentation match implementation.

        * config/rs6000/rs6000.c (struct rs6000_reg_addr): Add
        scalar_in_vmx_p field to simplify tests of whether SFmode or
        DFmode can go in the Altivec registers.
        (rs6000_hard_regno_mode_ok): Use scalar_in_vmx_p field.
        (rs6000_setup_reg_addr_masks): Likewise.
        (rs6000_debug_print_mode): Add debug support for scalar_in_vmx_p
        field, and wh/wi/wj/wk constraints.
        (rs6000_init_hard_regno_mode_ok): Setup scalar_in_vmx_p field, and
        the wh/wi/wj/wk constraints.
        (rs6000_preferred_reload_class): If SFmode/DFmode can go in the
        upper registers, prefer VSX registers unless the operation is a
        memory operation with REG+OFFSET addressing.

        * config/rs6000/vsx.md (VSr mode attribute): Add support for
        DImode.  Change SFmode to use ww constraint instead of d to allow
        SF registers in the upper registers.
        (VSr2): Likewise.
        (VSr3): Likewise.
        (VSr5): Fix thinko in comment.
        (VSa): New mode attribute that is an alternative to wa, that
        returns the VSX register class that a mode can go in, but may not
        be the preferred register class.
        (VS_64dm): New mode attribute for appropriate register classes for
        referencing 64-bit elements of vectors for direct moves and normal
        moves.
        (VS_64reg): Likewise.
        (vsx_mov<mode>): Change wa constraint to <VSa> to limit the
        register allocator to only registers the data type can handle.
        (vsx_le_perm_load_<mode>): Likewise.
        (vsx_le_perm_store_<mode>): Likewise.
        (vsx_xxpermdi2_le_<mode>): Likewise.
        (vsx_xxpermdi4_le_<mode>): Likewise.
        (vsx_lxvd2x2_le_<mode>): Likewise.
        (vsx_lxvd2x4_le_<mode>): Likewise.
        (vsx_stxvd2x2_le_<mode>): Likewise.
        (vsx_add<mode>3): Likewise.
        (vsx_sub<mode>3): Likewise.
        (vsx_mul<mode>3): Likewise.
        (vsx_div<mode>3): Likewise.
        (vsx_tdiv<mode>3_internal): Likewise.
        (vsx_fre<mode>2): Likewise.
        (vsx_neg<mode>2): Likewise.
        (vsx_abs<mode>2): Likewise.
        (vsx_nabs<mode>2): Likewise.
        (vsx_smax<mode>3): Likewise.
        (vsx_smin<mode>3): Likewise.
        (vsx_sqrt<mode>2): Likewise.
        (vsx_rsqrte<mode>2): Likewise.
        (vsx_tsqrt<mode>2_internal): Likewise.
        (vsx_fms<mode>4): Likewise.
        (vsx_nfma<mode>4): Likewise.
        (vsx_eq<mode>): Likewise.
        (vsx_gt<mode>): Likewise.
        (vsx_ge<mode>): Likewise.
        (vsx_eq<mode>_p): Likewise.
        (vsx_gt<mode>_p): Likewise.
        (vsx_ge<mode>_p): Likewise.
        (vsx_xxsel<mode>): Likewise.
        (vsx_xxsel<mode>_uns): Likewise.
        (vsx_copysign<mode>3): Likewise.
        (vsx_float<VSi><mode>2): Likewise.
        (vsx_floatuns<VSi><mode>2): Likewise.
        (vsx_fix_trunc<mode><VSi>2): Likewise.
        (vsx_fixuns_trunc<mode><VSi>2): Likewise.
        (vsx_x<VSv>r<VSs>i): Likewise.
        (vsx_x<VSv>r<VSs>ic): Likewise.
        (vsx_btrunc<mode>2): Likewise.
        (vsx_b2trunc<mode>2): Likewise.
        (vsx_floor<mode>2): Likewise.
        (vsx_ceil<mode>2): Likewise.
        (vsx_<VS_spdp_insn>): Likewise.
        (vsx_xscvspdp): Likewise.
        (vsx_xvcvspuxds): Likewise.
        (vsx_float_fix_<mode>2): Likewise.
        (vsx_set_<mode>): Likewise.
        (vsx_extract_<mode>_internal1): Likewise.
        (vsx_extract_<mode>_internal2): Likewise.
        (vsx_extract_<mode>_load): Likewise.
        (vsx_extract_<mode>_store): Likewise.
        (vsx_splat_<mode>): Likewise.
        (vsx_xxspltw_<mode>): Likewise.
        (vsx_xxspltw_<mode>_direct): Likewise.
        (vsx_xxmrghw_<mode>): Likewise.
        (vsx_xxmrglw_<mode>): Likewise.
        (vsx_xxsldwi_<mode>): Likewise.
        (vsx_xscvdpspn): Tighten constraints to only use register classes
        the types use.
        (vsx_xscvspdpn): Likewise.
        (vsx_xscvdpspn_scalar): Likewise.

        * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wh, wi,
        wj, and wk constraints.
        (GPR_REG_CLASS_P): New helper macro for register classes targeting
        general purpose registers.

        * config/rs6000/rs6000.md (f32_dm): Use wh constraint for SDmode
        direct moves.
        (zero_extendsidi2_lfiwz): Use wj constraint for direct move of
        DImode instead of wm.  Use wk constraint for direct move of DFmode
        instead of wm.
        (extendsidi2_lfiwax): Likewise.
        (lfiwax): Likewise.
        (lfiwzx): Likewise.
        (movdi_internal64): Likewise.

        * doc/md.texi (PowerPC and IBM RS6000): Document wh, wi, wj, and
        wk constraints. Make the wy constraint documentation match them
        implementation.

2014-08-12  Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>

        Backport from mainline
        2014-08-04 Ganesh Gopalasubramanian
                   <Ganesh.Gopalasubramanian@amd.com>

        * config/i386/i386.c (ix86_option_override_internal): Add
        PTA_RDRND and PTA_MOVBE for bdver4.

2014-08-12  Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>

        Backport from mainline
        2014-08-04  Ganesh Gopalasubramanian
                    <Ganesh.Gopalasubramanian@amd.com>

        * config/i386/driver-i386.c (host_detect_local_cpu): Handle AMD's
        extended family information. Handle BTVER2 cpu with cpuid family value.

2014-08-12  Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>

        Backport from mainline
        2014-06-16  Ganesh Gopalasubramanian
                    <Ganesh.Gopalasubramanian@amd.com>

        * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): Issue
        instructions "vpmuludq" and "vpaddq" instead of "vpmacsdql" for
        handling 32-bit multiplication.

2014-08-08  Guozhi Wei  <carrot@google.com>

        * config/rs6000/rs6000.md (*movdi_internal64): Add a new constraint.

2014-08-07  Ilya Tocar  <ilya.tocar@intel.com>

        * config/i386/sse.md (vec_extract_lo_<mode><mask_name>): Fix
        constraint.

2014-08-06  Vladimir Makarov  <vmakarov@redhat.com>

        PR debug/61923
        * haifa-sched.c (advance_one_cycle): Fix dump.
        (schedule_block): Don't advance cycle if we are already at the
        beginning of the cycle.

2014-08-06  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/61320
        * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Properly
        handle misaligned loads.

2014-08-04  Rohit  <rohitarulraj@freescale.com>

        PR target/60102
        * config/rs6000/rs6000.c
        (rs6000_reg_names): Add SPE high register names.
        (alt_reg_names): Likewise.
        (rs6000_dwarf_register_span): For SPE high registers, replace
        dwarf register numbers with GCC hard register numbers.
        (rs6000_init_dwarf_reg_sizes_extra): Likewise.
        (rs6000_dbx_register_number): For SPE high registers, return dwarf
        register number for the corresponding GCC hard register number.
        * config/rs6000/rs6000.h
        (FIRST_PSEUDO_REGISTER): Update based on 32 newly added GCC hard
        register numbers for SPE high registers.
        (DWARF_FRAME_REGISTERS):  Likewise.
        (DWARF_REG_TO_UNWIND_COLUMN): Likewise.
        (DWARF_FRAME_REGNUM): Likewise.
        (FIXED_REGISTERS): Likewise.
        (CALL_USED_REGISTERS): Likewise.
        (CALL_REALLY_USED_REGISTERS): Likewise.
        (REG_ALLOC_ORDER): Likewise.
        (enum reg_class): Likewise.
        (REG_CLASS_NAMES): Likewise.
        (REG_CLASS_CONTENTS): Likewise.
        (SPE_HIGH_REGNO_P): New macro to identify SPE high registers.

2014-08-01  Vladimir Makarov  <vmakarov@redhat.com>

        * lra-constraints.c (remove_inheritance_pseudos): Process
        destination pseudo too.

2014-08-01  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        Backport from mainline
        2014-06-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        PR tree-optimization/61375
        * tree-ssa-math-opts.c (find_bswap_or_nop_1): Cancel optimization if
        symbolic number cannot be represented in an unsigned HOST_WIDE_INT.
        (execute_optimize_bswap): Cancel optimization if CHAR_BIT != 8.

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

        PR tree-optimization/61964
        * tree-ssa-tail-merge.c (gimple_equal_p): Handle non-SSA LHS solely
        by structural equality.

2014-07-31  Oleg Endo  <olegendo@gcc.gnu.org>

        Backport from mainline
        2014-07-31  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/61844
        * config/sh/sh.c (sh_legitimate_address_p,
        sh_legitimize_reload_address): Handle reg+reg address modes when
        ALLOW_INDEXED_ADDRESS is false.
        * config/sh/predicates.md (general_movsrc_operand,
        general_movdst_operand): Likewise.

2014-07-25  Uros Bizjak  <ubizjak@gmail.com>

        Backport from mainline
        2014-07-14  Jakub Jelinek  <jakub@redhat.com>

        PR target/61656
        * config/i386/i386.c (classify_argument): Don't merge classes above
        number of words.

2014-07-25  Uros Bizjak  <ubizjak@gmail.com>

        * config/alpha/elf.h: Define TARGET_UNWIND_TABLES_DEFAULT.

2014-07-24  Kyle McMartin  <kyle@redhat.com>

        * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define.

2014-07-24  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

        * config/rs6000/rs6000-protos.h (rs6000_special_adjust_field_align_p):
        Add prototype.
        * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p): New
        function.  Issue -Wpsabi warning if future GCC releases will use
        different field alignment rules for this type.
        * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Call it.
        * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
        * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.

2014-07-24  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

        * config/rs6000/rs6000.c (rs6000_function_arg_boundary): Issue
        -Wpsabi note when encountering a type where future GCC releases
        will apply different alignment requirements.

2014-07-24  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

        * config/rs6000/rs6000.c (rs6000_function_arg): If a float argument
        does not fit fully into floating-point registers, and there is still
        space in the register parameter area, issue -Wpsabi note that the ABI
        will change in a future GCC release.

2014-07-23  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * config/arm/t-rtems-eabi: Add
        mthumb/march=armv7-r/mfpu=vfpv3-d16/mfloat-abi=hard,
        mthumb/march=armv7-m/mfpu=fpv4-sp-d16/mfloat-abi=hard,
        mbig-endian/mthumb/march=armv7-r, and
        mbig-endian/mthumb/march=armv7-r/mfpu=vfpv3-d16/mfloat-abi=hard
        multilibs.

2014-07-23  Sebastian Huber  <sebastian.huber@embedded-brains.de>
            Chris Johns <chrisj@rtems.org>
            Joel Sherrill <joel.sherrill@oarcorp.com>

        * config.gcc: Add nios2-*-rtems*.
        * config/nios2/rtems.h: New file.
        * gcc/config/nios2/t-rtems: New file.

2014-07-21  Peter Bergner  <bergner@vnet.ibm.com>

        * config/rs6000/sysv4.h (LIBASAN_EARLY_SPEC): Define.
        (LIBTSAN_EARLY_SPEC): Likewise.

2014-07-21  Uros Bizjak  <ubizjak@gmail.com>

        Backport from mainline
        2014-07-21  Uros Bizjak  <ubizjak@gmail.com>

        PR target/61855
        * config/i386/avx512fintrin.h: Move constants for mantissa extraction
        out of #ifdef __OPTIMIZE__.

2014-07-20  Eric Botcazou  <ebotcazou@adacore.com>

        * expr.c (store_field): Handle VOIDmode for calls that return values
        in multiple locations.

2014-07-19  Eric Botcazou  <ebotcazou@adacore.com>

        * toplev.c (output_stack_usage): Adjust the location of the warning.

2014-07-19  Daniel Cederman  <cederman@gaisler.com>

        * config/sparc/sync.md (*membar_storeload_leon3): New insn.
        (*membar_storeload): Disable for LEON3.

2014-07-18  Uros Bizjak  <ubizjak@gmail.com>

        Backport from mainline
        2014-07-16  David Wohlferd  <dw@LimeGreenSocks.com>

        PR target/61662
        * config/i386/ia32intrin.h: Use __LP64__ to determine size of long.

2014-07-18  Uros Bizjak  <ubizjak@gmail.com>

        Backport from mainline
        2014-07-18  Uros Bizjak  <ubizjak@gmail.com>

        PR target/61794
        * config/i386/sse.md (avx512f_vextract<shuffletype>32x4_1_maskm):
        Fix instruction constraint.
        (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>): Ditto.

2014-07-17  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2014-07-14  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/61779
        * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Always try
        simplifying a condition.

2014-07-17  Richard Biener  <rguenther@suse.de>

        PR rtl-optimization/61801
        * sched-deps.c (sched_analyze_2): For ASM_OPERANDS and ASM_INPUT
        don't set reg_pending_barrier if it appears in a debug-insn.

2014-07-17  Hans-Peter Nilsson  <hp@axis.com>

        Backport from trunk.
        PR target/61737.
        * config/cris/cris.c (TARGET_LEGITIMATE_CONSTANT_P)
        (TARGET_CANNOT_FORCE_CONST_MEM): Define.
        (cris_cannot_force_const_mem, cris_legitimate_constant_p): New
        functions.
        (cris_print_index, cris_print_operand, cris_constant_index_p)
        (cris_side_effect_mode_ok): Replace CONSTANT_P with CRIS_CONSTANT_P.
        (cris_address_cost): Ditto last CONSTANT_P.
        (cris_symbol_type_of): Rename from cris_pic_symbol_type_of.  All
        callers changed.  Yield cris_offsettable_symbol for non-PIC
        constant symbolic expressions including labels.  Yield cris_unspec
        for all unspecs.
        (cris_expand_pic_call_address): New parameter MARKERP.  Set its
        target to pic_offset_table_rtx for calls that will likely go
        through PLT, const0_rtx when they can't.  All callers changed.
        Assert flag_pic.  Use CONSTANT_P, not CONSTANT_ADDRESS_P, for
        symbolic expressions to be PICified.  Remove second, redundant,
        assert on can_create_pseudo_p returning non-zero.  Use
        replace_equiv_address_nv, not replace_equiv_address, for final
        operand update.
        * config/cris/cris.md ("movsi"): Move variable t to pattern
        toplevel. Adjust assert for new cris_symbol_type member.  Use
        CONSTANT_P instead of CONSTANT_ADDRESS_P.
        ("*movsi_internal") <case 9>: Make check for valid unspec operands
        for lapc stricter.
        <case CRIS_UNSPEC_PCREL, CRIS_UNSPEC_PLT_PCREL>: Clear condition codes.
        ("call", "call_value"): Use second incoming operand as a marker
        for pic-offset-table-register being used.
        ("*expanded_call_non_v32", "*expanded_call_v32")
        ("*expanded_call_value_non_v32", "*expanded_call_value_v32"): For
        second incoming operand to CALL, match cris_call_type_marker.
        ("*expanded_call_value_side"): Ditto.  Disable before reload_completed.
        ("*expanded_call_side"): Ditto.  Fix typo in comment.
        (moverside, movemside peepholes): Check for CRIS_CONSTANT_P, not
        CONSTANT_P.
        * config/cris/predicates.md ("cris_call_type_marker"): New predicate.
        * config/cris/cris.h (CRIS_CONSTANT_P): New macro.
        (enum cris_symbol_type): Rename from cris_pic_symbol_type.  All
        users changed.  Add members cris_offsettable_symbol and cris_unspec.
        (cris_symbol_type): Rename from cris_pic_symbol_type.
        * config/cris/constraints.md ("T"): Use CRIS_CONSTANT_P, not
        just CONSTANT_P.
        * config/cris/cris-protos.h (cris_symbol_type_of,
        cris_expand_pic_call_address): Adjust prototypes.
        (cris_legitimate_constant_p): New prototype.

        * config.gcc (crisv32-*-linux* | cris-*-linux*): Do not override
        an existing tmake_file.  Don't add t-slibgcc and t-linux.

2014-07-16  Jakub Jelinek  <jakub@redhat.com>

        * omp-low.c (create_omp_child_function): Don't set DECL_NAMELESS
        on the FUNCTION_DECL.

        * BASE-VER: Set to 4.9.2.
        * DEV-PHASE: Set to prerelease.

2014-07-16  Release Manager

        * GCC 4.9.1 released.

2014-07-10  Cary Coutant  <ccoutant@google.com>

        Backport from trunk at r212211.

        * dwarf2out.c (remove_addr_table_entry): Remove unnecessary hash table
        lookup.
        (resolve_addr_in_expr): When replacing the rtx in a location list
        entry, get a new address table entry.
        (dwarf2out_finish): Call index_location_lists even if there are no
        addr_index_table entries yet.

2014-07-10  Tom G. Christensen  <tgc@jupiterrise.com>

        * doc/install.texi: Remove links to defunct package providers for
        Solaris.

2014-07-10  Eric Botcazou  <ebotcazou@adacore.com>

        PR middle-end/53590
        * function.c (allocate_struct_function): Revert r188667 change.

        * gimple-low.c (lower_builtin_setjmp): Use properly-typed constant.

2014-07-09  Alan Lawrence  <alan.lawrence@arm.com>

        Backport r211369 from trunk.
        2014-06-09  Alan Lawrence  <alan.lawrence@arm.com>

        PR target/61062
        * config/arm/arm_neon.h (vtrn_s8, vtrn_s16, vtrn_u8, vtrn_u16, vtrn_p8,
        vtrn_p16, vtrn_s32, vtrn_f32, vtrn_u32, vtrnq_s8, vtrnq_s16, vtrnq_s32,
        vtrnq_f32, vtrnq_u8, vtrnq_u16, vtrnq_u32, vtrnq_p8, vtrnq_p16,
        vzip_s8, vzip_s16, vzip_u8, vzip_u16, vzip_p8, vzip_p16, vzip_s32,
        vzip_f32, vzip_u32, vzipq_s8, vzipq_s16, vzipq_s32, vzipq_f32,
        vzipq_u8, vzipq_u16, vzipq_u32, vzipq_p8, vzipq_p16, vuzp_s8, vuzp_s16,
        vuzp_s32, vuzp_f32, vuzp_u8, vuzp_u16, vuzp_u32, vuzp_p8, vuzp_p16,
        vuzpq_s8, vuzpq_s16, vuzpq_s32, vuzpq_f32, vuzpq_u8, vuzpq_u16,
        vuzpq_u32, vuzpq_p8, vuzpq_p16): Correct mask for bigendian.


2014-07-09  Alan Lawrence  <alan.lawrence@arm.com>

        Backport r210219 from trunk.
        2014-05-08  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        * config/arm/arm_neon.h: Update comment.
        * config/arm/neon-docgen.ml: Delete.
        * config/arm/neon-gen.ml: Delete.
        * doc/arm-neon-intrinsics.texi: Update comment.

2014-07-09  Zhenqiang Chen  <zhenqiang.chen@linaro.org>

        Backport r211775 from trunk.
        2014-06-18  Terry Guo  <terry.guo@arm.com>

        PR target/61544
        * config/arm/arm.c (thumb1_reorg): Move to next basic block if we
        reach the head.

2014-07-08  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/61673
        * combine.c (simplify_comparison): Test just mode's sign bit
        in tmode rather than the sign bit and any bits above it.

2014-07-08  James Greenhalgh  <james.greenhalgh@arm.com>

        Backport r212298 from trunk.
        2014-07-04  James Greenhalgh  <james.greenhalgh@arm.com>

        * config/aarch64/aarch64-simd.md (move_lo_quad_internal_<mode>): New.
        (move_lo_quad_internal_be_<mode>): Likewise.
        (move_lo_quad_<mode>): Convert to define_expand.
        (aarch64_simd_move_hi_quad_<mode>): Gate on BYTES_BIG_ENDIAN.
        (aarch64_simd_move_hi_quad_be_<mode>): New.
        (move_hi_quad_<mode>): Use appropriate insn for BYTES_BIG_ENDIAN.
        (aarch64_combinez<mode>): Gate on BYTES_BIG_ENDIAN.
        (aarch64_combinez_be<mode>): New.
        (aarch64_combine<mode>): Convert to define_expand.
        (aarch64_combine_internal<mode>): New.
        (aarch64_simd_combine<mode>): Remove bogus RTL description.

2014-07-08  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/61680
        * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
        Handle properly all read-write dependences with group accesses.

        PR tree-optimization/61681
        * tree-ssa-structalias.c (find_what_var_points_to): Expand
        NONLOCAL inside ESCAPED.

2014-07-08  Alan Lawrence  <alan.lawrence@arm.com>

        Backport r211502 from mainline.
        2014-06-10  Alan Lawrence  <alan.lawrence@arm.com>

        PR target/59843
        * config/aarch64/aarch64-modes.def: Add V1DFmode.
        * config/aarch64/aarch64.c (aarch64_vector_mode_supported_p):
        Support V1DFmode.

2014-07-08  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/61725
        * tree-vrp.c (extract_range_basic): Don't assume vr0 is unsigned
        range, use range_includes_zerop_p instead of integer_zerop on
        vr0->min, only use log2 of max if min is not negative.

2014-07-06  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/install.texi (Specific, aarch64*-*-*): Fix markup.  Reword a bit.

2014-07-04  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/61654
        * cgraphunit.c (expand_thunk): Call free_dominance_info.

        PR tree-optimization/61684
        * tree-ssa-ifcombine.c (recognize_single_bit_test): Make sure
        rhs1 of conversion is a SSA_NAME before using SSA_NAME_DEF_STMT on it.

2014-06-30  Jakub Jelinek  <jakub@redhat.com>

        Backported from mainline
        2014-06-27  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/57233
        PR tree-optimization/61299
        * tree-vect-generic.c (get_compute_type, count_type_subparts): New
        functions.
        (expand_vector_operations_1): Use them.  If {L,R}ROTATE_EXPR
        would be lowered to scalar shifts, check if corresponding
        shifts and vector BIT_IOR_EXPR are supported and don't lower
        or lower just to narrower vector type in that case.
        * expmed.c (expand_shift_1): Fix up handling of vector
        shifts and rotates.

        2014-06-25  Jakub Jelinek  <jakub@redhat.com>

        * langhooks-def.h (LANG_HOOKS_OMP_CLAUSE_LINEAR_CTOR): Define.
        (LANG_HOOKS_DECLS): Add it.
        * gimplify.c (gimplify_omp_for): Make sure OMP_CLAUSE_LINEAR_STEP
        has correct type.
        * tree.h (OMP_CLAUSE_LINEAR_ARRAY): Define.
        * langhooks.h (struct lang_hooks_for_decls): Add
        omp_clause_linear_ctor hook.
        * omp-low.c (lower_rec_input_clauses): Set max_vf even if
        OMP_CLAUSE_LINEAR_ARRAY is set.  Don't fold_convert
        OMP_CLAUSE_LINEAR_STEP.  For OMP_CLAUSE_LINEAR_ARRAY in
        combined simd loop use omp_clause_linear_ctor hook.

        2014-06-24  Jakub Jelinek  <jakub@redhat.com>

        * gimplify.c (gimplify_scan_omp_clauses) <case OMP_CLAUSE_MAP,
        OMP_CLAUSE_TO, OMP_CLAUSE_FROM): Make sure OMP_CLAUSE_SIZE is non-NULL.
        <case OMP_CLAUSE_ALIGNED>: Gimplify OMP_CLAUSE_ALIGNED_ALIGNMENT.
        (gimplify_adjust_omp_clauses_1): Make sure OMP_CLAUSE_SIZE is non-NULL.
        (gimplify_adjust_omp_clauses): Likewise.
        * omp-low.c (lower_rec_simd_input_clauses,
        lower_rec_input_clauses, expand_omp_simd): Handle non-constant
        safelen the same as safelen(1).
        * tree-nested.c (convert_nonlocal_omp_clauses,
        convert_local_omp_clauses): Handle OMP_CLAUSE_ALIGNED.  For
        OMP_CLAUSE_{MAP,TO,FROM} if not decl use walk_tree.
        (convert_nonlocal_reference_stmt, convert_local_reference_stmt):
        Fixup handling of GIMPLE_OMP_TARGET.
        (convert_tramp_reference_stmt, convert_gimple_call): Handle
        GIMPLE_OMP_TARGET.

        2014-06-18  Jakub Jelinek  <jakub@redhat.com>

        * gimplify.c (omp_notice_variable): If n is non-NULL and no flags
        change in ORT_TARGET region, don't jump to do_outer.
        (struct gimplify_adjust_omp_clauses_data): New type.
        (gimplify_adjust_omp_clauses_1): Adjust for data being
        a struct gimplify_adjust_omp_clauses_data pointer instead
        of tree *.  Pass pre_p as a new argument to
        lang_hooks.decls.omp_finish_clause hook.
        (gimplify_adjust_omp_clauses): Add pre_p argument, adjust
        splay_tree_foreach to pass both list_p and pre_p.
        (gimplify_omp_parallel, gimplify_omp_task, gimplify_omp_for,
        gimplify_omp_workshare, gimplify_omp_target_update): Adjust
        gimplify_adjust_omp_clauses callers.
        * langhooks.c (lhd_omp_finish_clause): New function.
        * langhooks-def.h (lhd_omp_finish_clause): New prototype.
        (LANG_HOOKS_OMP_FINISH_CLAUSE): Define to lhd_omp_finish_clause.
        * langhooks.h (struct lang_hooks_for_decls): Add a new
        gimple_seq * argument to omp_finish_clause hook.
        * omp-low.c (scan_sharing_clauses): Call scan_omp_op on
        non-DECL_P OMP_CLAUSE_DECL if ctx->outer.
        (scan_omp_parallel, lower_omp_for): When adding _LOOPTEMP_ clause var,
        add it to outer ctx's decl_map as identity.
        * tree-core.h (OMP_CLAUSE_MAP_TO_PSET): New map kind.
        * tree-nested.c (convert_nonlocal_omp_clauses,
        convert_local_omp_clauses): Handle various OpenMP 4.0 clauses.
        * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_MAP_TO_PSET.

        2014-06-10  Jakub Jelinek  <jakub@redhat.com>

        PR fortran/60928
        * omp-low.c (lower_rec_input_clauses) <case OMP_CLAUSE_LASTPRIVATE>:
        Set lastprivate_firstprivate even if omp_private_outer_ref
        langhook returns true.
        <case OMP_CLAUSE_REDUCTION>: When calling omp_clause_default_ctor
        langhook, call unshare_expr on new_var and call
        build_outer_var_ref to get the last argument.

        2014-05-11  Jakub Jelinek  <jakub@redhat.com>

        * tree.h (OMP_CLAUSE_LINEAR_STMT): Define.
        * tree.c (omp_clause_num_ops): Increase OMP_CLAUSE_LINEAR
        number of operands to 3.
        (walk_tree_1): Walk all operands of OMP_CLAUSE_LINEAR.
        * tree-nested.c (convert_nonlocal_omp_clauses,
        convert_local_omp_clauses): Handle OMP_CLAUSE_DEPEND.
        * gimplify.c (gimplify_scan_omp_clauses): Handle
        OMP_CLAUSE_LINEAR_STMT.
        * omp-low.c (lower_rec_input_clauses): Fix typo.
        (maybe_add_implicit_barrier_cancel, lower_omp_1): Add
        cast between Fortran boolean_type_node and C _Bool if needed.

2014-06-30  Jason Merrill  <jason@redhat.com>

        PR c++/51253
        PR c++/61382
        * gimplify.c (gimplify_arg): Non-static.
        * gimplify.h: Declare it.

2014-06-30  Marcus Shawcroft  <marcus.shawcroft@arm.com>

        Backport from Mainline
        2014-06-30  Marcus Shawcroft  <marcus.shawcroft@arm.com>

        PR target/61633
        * config/aarch64/aarch64.md (*aarch64_ashr_sisd_or_int_<mode>3):
        Add alternative; make early clobber.  Adjust both split patterns
        to use operand 0 as the working register.

2014-06-30  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/iterators.md (VCOND): Handle SI and HI modes.
        Update comments.
        (VCONQ): Make comment more helpful.
        (VCON): Delete.
        * config/aarch64/aarch64-simd.md
        (aarch64_sqdmulh_lane<mode>):
        Use VCOND for operands 2.  Update lane checking and flipping logic.
        (aarch64_sqrdmulh_lane<mode>): Likewise.
        (aarch64_sq<r>dmulh_lane<mode>_internal): Likewise.
        (aarch64_sqdmull2<mode>): Remove VCON, use VQ_HSI mode iterator.
        (aarch64_sqdml<SBINQOPS:as>l_lane<mode>_internal, VD_HSI): Change mode
        attribute of operand 3 to VCOND.
        (aarch64_sqdml<SBINQOPS:as>l_lane<mode>_internal, SD_HSI): Likewise.
        (aarch64_sqdml<SBINQOPS:as>l2_lane<mode>_internal): Likewise.
        (aarch64_sqdmull_lane<mode>_internal, VD_HSI): Likewise.
        (aarch64_sqdmull_lane<mode>_internal, SD_HSI): Likewise.
        (aarch64_sqdmull2_lane<mode>_internal): Likewise.
        (aarch64_sqdml<SBINQOPS:as>l_laneq<mode>_internal, VD_HSI: New
        define_insn.
        (aarch64_sqdml<SBINQOPS:as>l_laneq<mode>_internal, SD_HSI): Likewise.
        (aarch64_sqdml<SBINQOPS:as>l2_laneq<mode>_internal): Likewise.
        (aarch64_sqdmull_laneq<mode>_internal, VD_HSI): Likewise.
        (aarch64_sqdmull_laneq<mode>_internal, SD_HSI): Likewise.
        (aarch64_sqdmull2_laneq<mode>_internal): Likewise.
        (aarch64_sqdmlal_lane<mode>): Change mode attribute of penultimate
        operand to VCOND.  Update lane flipping and bounds checking logic.
        (aarch64_sqdmlal2_lane<mode>): Likewise.
        (aarch64_sqdmlsl_lane<mode>): Likewise.
        (aarch64_sqdmull_lane<mode>): Likewise.
        (aarch64_sqdmull2_lane<mode>): Likewise.
        (aarch64_sqdmlal_laneq<mode>): Replace VCON usage with VCONQ.
        Emit aarch64_sqdmlal_laneq<mode>_internal insn.
        (aarch64_sqdmlal2_laneq<mode>): Emit
        aarch64_sqdmlal2_laneq<mode>_internal insn.
        Replace VCON with VCONQ.
        (aarch64_sqdmlsl2_lane<mode>): Replace VCON with VCONQ.
        (aarch64_sqdmlsl2_laneq<mode>): Likewise.
        (aarch64_sqdmull_laneq<mode>): Emit
        aarch64_sqdmull_laneq<mode>_internal insn.
        Replace VCON with VCONQ.
        (aarch64_sqdmull2_laneq<mode>): Emit
        aarch64_sqdmull2_laneq<mode>_internal insn.
        (aarch64_sqdmlsl_laneq<mode>): Replace VCON usage with VCONQ.
        * config/aarch64/arm_neon.h (vqdmlal_high_lane_s16): Change type
        of 3rd argument to int16x4_t.
        (vqdmlalh_lane_s16): Likewise.
        (vqdmlslh_lane_s16): Likewise.
        (vqdmull_high_lane_s16): Likewise.
        (vqdmullh_lane_s16): Change type of 2nd argument to int16x4_t.
        (vqdmlal_lane_s16): Don't create temporary int16x8_t value.
        (vqdmlsl_lane_s16): Likewise.
        (vqdmull_lane_s16): Don't create temporary int16x8_t value.
        (vqdmlal_high_lane_s32): Change type 3rd argument to int32x2_t.
        (vqdmlals_lane_s32): Likewise.
        (vqdmlsls_lane_s32): Likewise.
        (vqdmull_high_lane_s32): Change type 2nd argument to int32x2_t.
        (vqdmulls_lane_s32): Likewise.
        (vqdmlal_lane_s32): Don't create temporary int32x4_t value.
        (vqdmlsl_lane_s32): Likewise.
        (vqdmull_lane_s32): Don't create temporary int32x4_t value.
        (vqdmulhh_lane_s16): Change type of second argument to int16x4_t.
        (vqrdmulhh_lane_s16): Likewise.
        (vqdmlsl_high_lane_s16): Likewise.
        (vqdmulhs_lane_s32): Change type of second argument to int32x2_t.
        (vqdmlsl_high_lane_s32): Likewise.
        (vqrdmulhs_lane_s32): Likewise.

2014-06-30  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        Backport from Mainline
        2014-06-20  Jakub Jelinek  <jakub@redhat.com>
        2014-06-11  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        PR tree-optimization/61306
        * tree-ssa-math-opts.c (struct symbolic_number): Store type of
        expression instead of its size.
        (do_shift_rotate): Adapt to change in struct symbolic_number. Return
        false to prevent optimization when the result is unpredictable due to
        arithmetic right shift of signed type with highest byte is set.
        (verify_symbolic_number_p): Adapt to change in struct symbolic_number.
        (find_bswap_1): Likewise. Return NULL to prevent optimization when the
        result is unpredictable due to sign extension.
        (find_bswap): Adapt to change in struct symbolic_number.

2014-06-27  Martin Jambor  <mjambor@suse.cz>

        PR ipa/61160
        * cgraphclones.c (duplicate_thunk_for_node): Removed parameter
        args_to_skip, use those from node instead.  Copy args_to_skip and
        combined_args_to_skip from node to the new thunk.
        (redirect_edge_duplicating_thunks): Removed parameter args_to_skip.
        (cgraph_create_virtual_clone): Moved computation of
        combined_args_to_skip...
        (cgraph_clone_node): ...here, simplify it to bitmap_ior..

2014-06-27  Uros Bizjak  <ubizjak@gmail.com>

        Backport from mainline
        2014-06-26  Uros Bizjak  <ubizjak@gmail.com>

        PR target/61586
        * config/alpha/alpha.c (alpha_handle_trap_shadows): Handle BARRIER RTX.

2014-06-26  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        PR target/61542
        * config/rs6000/vsx.md (vsx_extract_v4sf): Fix bug with element
        extraction other than index 3.

2014-06-26  Marc Glisse  <marc.glisse@inria.fr>

        PR target/61503
        * config/i386/i386.md (x86_64_shrd, x86_shrd,
        ix86_rotr<dwi>3_doubleword): Replace ashiftrt with lshiftrt.

2014-06-26  Martin Jambor  <mjambor@suse.cz>

        Backport from mainline
        * ipa-prop.c (ipa_impossible_devirt_target): No longer static,
        renamed to ipa_impossible_devirt_target.  Fix typo.
        * ipa-prop.h (ipa_impossible_devirt_target): Declare.
        * ipa-cp.c (ipa_get_indirect_edge_target_1): Use
        ipa_impossible_devirt_target.

2014-06-24  Jakub Jelinek  <jakub@redhat.com>

        PR target/61570
        * config/i386/driver-i386.c (host_detect_local_cpu): For unknown
        model family 6 CPU with has_longmode never use a CPU without
        64-bit support.

        * gimplify.c (gimplify_omp_for): For #pragma omp for simd iterator
        not mentioned in clauses use private clause if the iterator is
        declared in #pragma omp for simd, and when adding lastprivate
        instead, add it to the outer #pragma omp for too.  Diagnose
        if the variable is private in outer context.  For simd collapse > 1
        loops, replace all iterators with temporaries.
        * omp-low.c (lower_rec_input_clauses): Handle LINEAR clause the
        same even in collapse > 1 loops.

2014-06-23  Alan Modra  <amodra@gmail.com>

        PR bootstrap/61583
        * tree-vrp.c (remove_range_assertions): Do not set is_unreachable
        to zero on debug statements.

2014-06-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64-simd.md (aarch64_sqdmulh_lane<mode>):
        New expander.
        (aarch64_sqrdmulh_lane<mode>): Likewise.
        (aarch64_sq<r>dmulh_lane<mode>): Rename to...
        (aarch64_sq<r>dmulh_lane<mode>_interna): ...this.
        (aarch64_sqdmulh_laneq<mode>): New expander.
        (aarch64_sqrdmulh_laneq<mode>): Likewise.
        (aarch64_sq<r>dmulh_laneq<mode>): Rename to...
        (aarch64_sq<r>dmulh_laneq<mode>_internal): ...this.
        (aarch64_sqdmulh_lane<mode>): New expander.
        (aarch64_sqrdmulh_lane<mode>): Likewise.
        (aarch64_sq<r>dmulh_lane<mode>): Rename to...
        (aarch64_sq<r>dmulh_lane<mode>_internal): ...this.
        (aarch64_sqdmlal_lane<mode>): Add lane flip for big-endian.
        (aarch64_sqdmlal_laneq<mode>): Likewise.
        (aarch64_sqdmlsl_lane<mode>): Likewise.
        (aarch64_sqdmlsl_laneq<mode>): Likewise.
        (aarch64_sqdmlal2_lane<mode>): Likewise.
        (aarch64_sqdmlal2_laneq<mode>): Likewise.
        (aarch64_sqdmlsl2_lane<mode>): Likewise.
        (aarch64_sqdmlsl2_laneq<mode>): Likewise.
        (aarch64_sqdmull_lane<mode>): Likewise.
        (aarch64_sqdmull_laneq<mode>): Likewise.
        (aarch64_sqdmull2_lane<mode>): Likewise.
        (aarch64_sqdmull2_laneq<mode>): Likewise.

2014-06-20  Martin Jambor  <mjambor@suse.cz>

        PR ipa/61540
        * ipa-prop.c (impossible_devirt_target): New function.
        (try_make_edge_direct_virtual_call): Use it, also instead of
        asserting.

2014-06-20  Martin Jambor  <mjambor@suse.cz>

        PR ipa/61211
        * cgraph.c (clone_of_p): Allow skipped_branch to deal with
        expanded clones.

2014-06-20  Chung-Lin Tang  <cltang@codesourcery.com>

        Backport from mainline

        2014-06-20  Julian Brown  <julian@codesourcery.com>
                    Chung-Lin Tang  <cltang@codesourcery.com>

        * config/arm/arm.c (arm_output_mi_thunk): Fix offset for
        TARGET_THUMB1_ONLY. Add comments.

2014-06-18  Uros Bizjak  <ubizjak@gmail.com>

        Backport from mainline
        2014-06-16  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.c (decide_alg): Correctly handle
        maximum size of stringop algorithm.

2014-06-18  Richard Henderson  <rth@redhat.com>

        PR target/61545
        * config/aarch64/aarch64.md (tlsdesc_small): Clobber CC_REGNUM.

2014-06-17  Yufeng Zhang  <yufeng.zhang@arm.com>

        PR target/61483
        * config/aarch64/aarch64.c (aarch64_layout_arg): Add new local
        variable 'size'; calculate 'size' right in the front; use
        'size' to compute 'nregs' (when 'allocate_ncrn != 0') and
        pcum->aapcs_stack_words.

2014-06-17  Nick Clifton  <nickc@redhat.com>

        * config/msp430/msp430.md (mulhisi3): Add a NOP after the DINT.
        (umulhi3, mulsidi3, umulsidi3): Likewise.

2014-06-17  Uros Bizjak  <ubizjak@gmail.com>

        Backport from mainline
        2014-06-06  Uros Bizjak  <ubizjak@gmail.com>

        PR target/61423
        * config/i386/i386.md (*floatunssi<mode>2_i387_with_xmm): New
        define_insn_and_split pattern, merged from *floatunssi<mode>2_1
        and corresponding splitters.  Zero extend general register
        or memory input operand to XMM temporary.  Enable for
        TARGET_SSE2 and TARGET_INTER_UNIT_MOVES_TO_VEC only.
        (floatunssi<mode>2): Update expander predicate.

2014-06-16  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/61325
        * lra-constraints.c (valid_address_p): Add forward declaration.
        (simplify_operand_subreg): Check address validity before and after
        alter_reg of memory subreg.

2014-06-18  Jakub Jelinek  <jakub@redhat.com>

        PR plugins/45078
        * config.gcc (arm*-*-linux-*): Include vxworks-dummy.h in tm_file.

2014-06-13  Peter Bergner  <bergner@vnet.ibm.com>

        Backport from mainline

        2014-06-13  Peter Bergner  <bergner@vnet.ibm.com>
        PR target/61415
        * config/rs6000/rs6000-builtin.def (BU_MISC_1): Delete.
        (BU_MISC_2): Rename to ...
        (BU_LDBL128_2): ... this.
        * config/rs6000/rs6000.h (RS6000_BTM_LDBL128): New define.
        (RS6000_BTM_COMMON): Add RS6000_BTM_LDBL128.
        * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Handle
        RS6000_BTM_LDBL128.
        (rs6000_invalid_builtin): Add long double 128-bit builtin support.
        (rs6000_builtin_mask_names): Add RS6000_BTM_LDBL128.
        * config/rs6000/rs6000.md (unpacktf_0): Remove define)expand.
        (unpacktf_1): Likewise.
        * doc/extend.texi (__builtin_longdouble_dw0): Remove documentation.
        (__builtin_longdouble_dw1): Likewise.
        * doc/sourcebuild.texi (longdouble128): Document.

2014-06-13  Jeff Law  <law@redhat.com>

        Backports from mainline:
        2014-06-13  Jeff Law  <law@redhat.com>

        PR rtl-optimization/61094
        PR rtl-optimization/61446
        * ree.c (combine_reaching_defs): Get the mode for the copy from
        the extension insn rather than the defining insn.

        2014-06-02  Jeff Law  <law@redhat.com>

        PR rtl-optimization/61094
        * ree.c (combine_reaching_defs): Do not reextend an insn if it
        was marked as do_no_reextend.  If a copy is needed to eliminate
        an extension, then mark it as do_not_reextend.

2014-06-13  Martin Jambor  <mjambor@suse.cz>

        PR ipa/61186
        * ipa-devirt.c (possible_polymorphic_call_targets): Store NULL to
        cache_token if returning early.

2014-06-12  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/61486
        * gimplify.c (struct gimplify_omp_ctx): Add distribute field.
        (gimplify_adjust_omp_clauses): Don't or in GOVD_LASTPRIVATE
        if outer combined construct is distribute.
        (gimplify_omp_for): For OMP_DISTRIBUTE set
        gimplify_omp_ctxp->distribute.
        * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: For
        GIMPLE_OMP_TEAMS, if decl isn't global in outer context, record
        mapping into decl map.

2014-06-12  Jeff Law  <law@redhat.com>

        Backports from mainline:

        2014-06-12  Jeff Law  <law@redhat.com>

        PR tree-optimization/61009
        * tree-ssa-threadedge.c (thread_through_normal_block): Correct return
        value when we stop processing a block due to problematic PHIs.

        2014-06-05  Jeff Law  <law@redhat.com>

        PR tree-optimization/61289
        * tree-ssa-threadedge.c (invalidate_equivalences): Remove SRC_MAP and
        DST_MAP parameters.  Invalidate by walking all the SSA_NAME_VALUES
        looking for those which match LHS.  All callers changed.
        (record_temporary_equivalences_from_phis): Remove SRC_MAP and DST_MAP
        parameters and code which manipulated them.  All callers changed.
        (record_temporary_equivalences_from_stmts_at_dest): Remove SRC_MAP
        and DST_MAP parameters.  Simplify invalidation code by just calling
        invalidate_equivalences.  All callers changed.
        (thread_across_edge): Simplify now that we don't need to maintain
        the map of equivalences to invalidate.

2014-06-12  Eric Botcazou  <ebotcazou@adacore.com>

        * tree-core.h (DECL_NONALIASED): Use proper spelling in comment.

2014-06-12  Georg-Johann Lay  <avr@gjlay.de>

        Backport from 2014-05-14 trunk r210418
        * config/avr/avr.h (REG_CLASS_CONTENTS): Use unsigned suffix for
        shifted values to avoid build warning.

2014-06-12  Georg-Johann Lay  <avr@gjlay.de>

        Backport from 2014-05-09 trunk r210272

        * config/avr/avr-fixed.md (round<mode>3): Use -1U instead of -1 in
        unsigned int initializers for regno_in, regno_out.

        Backport from 2014-06-12 trunk r211491

        PR target/61443
        * config/avr/avr.md (push<mode>1): Avoid (subreg(mem)) when
        loading from address spaces.

2014-06-12  Alan Modra  <amodra@gmail.com>

        PR target/61300
        * doc/tm.texi.in (INCOMING_REG_PARM_STACK_SPACE): Document.
        * doc/tm.texi: Regenerate.
        * function.c (INCOMING_REG_PARM_STACK_SPACE): Provide default.
        Use throughout in place of REG_PARM_STACK_SPACE.
        * config/rs6000/rs6000.c (rs6000_reg_parm_stack_space): Add
        "incoming" param.  Pass to rs6000_function_parms_need_stack.
        (rs6000_function_parms_need_stack): Add "incoming" param, ignore
        prototype_p when incoming.  Use function decl when incoming
        to handle K&R style functions.
        * config/rs6000/rs6000.h (REG_PARM_STACK_SPACE): Adjust.
        (INCOMING_REG_PARM_STACK_SPACE): Define.

2014-06-11  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/61452
        * tree-ssa-sccvn.c (visit_phi): Remove pointless setting of
        expr and has_constants in case we found a leader.
        (simplify_binary_expression): Always valueize operands first.
        (simplify_unary_expression): Likewise.

2014-06-11  Richard Biener  <rguenther@suse.de>

        PR middle-end/61456
        * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
        Do not use the main variant for the type comparison.

2014-06-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * doc/arm-acle-intrinsics.texi: Specify when CRC32 intrinsics are
        available.
        Simplify description of __crc32d and __crc32cd intrinsics.
        * doc/extend.texi (ARM ACLE Intrinsics): Remove comment about CRC32
        availability.

2014-06-07  Eric Botcazou  <ebotcazou@adacore.com>

        * tree-ssa-tail-merge.c (same_succ_hash): Hash the static chain of a
        call statement, if any.
        (gimple_equal_p) <GIMPLE_CALL>: Compare the static chain of the call
        statements, if any.  Tidy up.

2014-06-06  Michael Meissner  <meissner@linux.vnet.ibm.com>

        Back port from trunk
        2014-06-06  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/61431
        * config/rs6000/vsx.md (VSX_LE): Split VSX_D into 2 separate
        iterators, VSX_D that handles 64-bit types, and VSX_LE that
        handles swapping the two 64-bit double words on little endian
        systems.  Include V1TImode and optionally TImode in VSX_LE so that
        these types are properly swapped.  Change all of the insns and
        splits that do the 64-bit swaps to use VSX_LE.
        (vsx_le_perm_load_<mode>): Likewise.
        (vsx_le_perm_store_<mode>): Likewise.
        (splitters for little endian memory operations): Likewise.
        (vsx_xxpermdi2_le_<mode>): Likewise.
        (vsx_lxvd2x2_le_<mode>): Likewise.
        (vsx_stxvd2x2_le_<mode>): Likewise.

2014-06-06  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/61325
        * lra-constraints.c (process_address_1): Check scale equal to one
        to prevent transformation: base + scale * index => base + new_reg.

2014-06-05  Martin Jambor  <mjambor@suse.cz>

        PR ipa/61393
        * ipa-cp.c (determine_versionability): Pretend that tm_clones are
        not versionable.

2014-06-04  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/61383
        * tree-ssa-ifcombine.c (bb_no_side_effects_p): Make sure
        stmts can't trap.

2014-06-02  Jason Merrill  <jason@redhat.com>

        PR c++/61020
        * varpool.c (ctor_for_folding): Handle uninitialized vtables.

2014-06-03  Martin Jambor  <mjambor@suse.cz>

        PR ipa/61160
        * ipa-cp.c (cgraph_edge_brings_value_p): Handle edges leading to
        thunks.

2014-06-03  Andrey Belevantsev  <abel@ispras.ru>

        Backport from mainline
        2014-05-14  Andrey Belevantsev  <abel@ispras.ru>

        PR rtl-optimization/60866
        * sel-sched-ir (sel_init_new_insn): New parameter old_seqno.
        Default it to -1.  Pass it down to init_simplejump_data.
        (init_simplejump_data): New parameter old_seqno.  Pass it down
        to get_seqno_for_a_jump.
        (get_seqno_for_a_jump): New parameter old_seqno.  Use it for
        initializing new jump seqno as a last resort.  Add comment.
        (sel_redirect_edge_and_branch): Save old seqno of the conditional
        jump and pass it down to sel_init_new_insn.
        (sel_redirect_edge_and_branch_force): Likewise.

2014-06-03  Andrey Belevantsev  <abel@ispras.ru>

        Backport from mainline
        2014-05-14  Andrey Belevantsev  <abel@ispras.ru>

        PR rtl-optimization/60901
        * config/i386/i386.c (ix86_dependencies_evaluation_hook): Check that
        bb predecessor belongs to the same scheduling region.  Adjust comment.

2014-06-03  Uros Bizjak  <ubizjak@gmail.com>

        Backport from mainline
        2014-06-02  Uros Bizjak  <ubizjak@gmail.com>

        PR target/61239
        * config/i386/i386.c (ix86_expand_vec_perm) [case V32QImode]: Use
        GEN_INT (-128) instead of GEN_INT (128) to set MSB of QImode constant.

2014-05-29  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/61325
        * lra-constraints.c (process_address): Rename to
        process_address_1.
        (process_address): New function.

2014-05-29  Uros Bizjak  <ubizjak@gmail.com>

        Backport from mainline
        2014-05-26  Uros Bizjak  <ubizjak@gmail.com>

        PR target/61271
        * config/i386/i386.c (ix86_rtx_costs)
        <case CONST_INT, case CONST, case LABEL_REF, case SYMBOL_REF>:
        Fix condition.

2014-05-28  Eric Botcazou  <ebotcazou@adacore.com>

        Backport from mainline
        2014-05-27  Eric Botcazou  <ebotcazou@adacore.com>

        * double-int.c (div_and_round_double) <ROUND_DIV_EXPR>: Use the proper
        predicate to detect a negative quotient.

2014-05-28  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2014-05-28  Richard Biener  <rguenther@suse.de>

        PR middle-end/61045
        * fold-const.c (fold_comparison): When folding
        X +- C1 CMP Y +- C2 to X CMP Y +- C2 +- C1 also ensure
        the sign of the remaining constant operand stays the same.

        2014-05-05  Richard Biener  <rguenther@suse.de>

        PR middle-end/61010
        * fold-const.c (fold_binary_loc): Consistently avoid
        canonicalizing X & CST away from a CST that is the mask
        of a mode.

        2014-04-28  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/60979
        * graphite-scop-detection.c (scopdet_basic_block_info): Reject
        SCOPs that end in a block with a successor with abnormal
        predecessors.

2014-05-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * configure.ac ($gcc_cv_ld_clearcap): New test.
        * configure: Regenerate.
        * config.in: Regenerate.
        * config/sol2.opt (mclear-hwcap): New option.
        * config/sol2.h (LINK_CLEARCAP_SPEC): Define.
        * config/sol2-clearcap.map: Moved here from
        testsuite/gcc.target/i386/clearcap.map.
        * config/sol2-clearcapv2.map: Move here from
        gcc.target/i386/clearcapv2.map.
        * config/t-sol2 (install): Depend on install-clearcap-map.
        (install-clearcap-map): New target.
        * doc/invoke.texi (Option Summary, Solaris 2 Options): Document
        -mclear-hwcap.

2014-05-28  Georg-Johann Lay  <avr@gjlay.de>

        PR libgcc/61152
        * config/dbx.h (License): Add Runtime Library Exception.
        * config/newlib-stdint.h (License): Same.
        * config/rtems.h (License): Same
        * config/initfini-array.h (License): Same
        * config/v850/v850.h (License): Same.
        * config/v850/v850-opts.h (License): Same
        * config/v850/rtems.h (License): Same.

2014-05-28  Georg-Johann Lay  <avr@gjlay.de>

        PR target/61044
        * doc/extend.texi (Local Labels): Note that label differences are
        not supported for AVR.

2014-05-27  Georg-Johann Lay  <avr@gjlay.de>

        Backport from 2014-05-12 mainline r210322.
        Backport from 2014-05-27 mainline r210959, r210969.

        PR libgcc/61152
        * config/arm/arm.h (License): Add GCC Runtime Library Exception.
        * config/arm/arm-cores.def (License): Same.
        * config/arm/arm-opts.h (License): Same.
        * config/arm/aout.h (License): Same.
        * config/arm/bpabi.h (License): Same.
        * config/arm/elf.h (License): Same.
        * config/arm/linux-elf.h (License): Same.
        * config/arm/linux-gas.h (License): Same.
        * config/arm/netbsd-elf.h (License): Same.
        * config/arm/uclinux-eabi.h (License): Same.
        * config/arm/uclinux-elf.h (License): Same.
        * config/arm/vxworks.h (License): Same.

2014-05-26  Michael Tautschnig  <mt@debian.org>

        PR target/61249
        * doc/extend.texi (X86 Built-in Functions): Fix parameter lists of
        __builtin_ia32_vfrczs[sd] and __builtin_ia32_mpsadbw256.

2014-05-22  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/61215
        * lra-elelimination.c (lra_eliminate_regs_1): Don't use
        simplify_gen_subreg until final substitution.

2014-05-23  Alan Modra  <amodra@gmail.com>

        PR target/61231
        * config/rs6000/rs6000.c (mem_operand_gpr): Handle SImode.
        * config/rs6000/rs6000.md (extendsidi2_lfiwax, extendsidi2_nocell):
        Use "Y" constraint rather than "m".

2014-05-22  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/60969
        * ira-costs.c (record_reg_classes): Process NO_REGS for matching
        constraints.  Set up mem cost for NO_REGS case.

2014-05-22  Peter Bergner  <bergner@vnet.ibm.com>

        * config/rs6000/htm.md (ttest): Use correct shift value to get CR0.

2014-05-22  Richard Earnshaw  <rearnsha@arm.com>

        PR target/61208
        * arm.md (arm_cmpdi_unsigned): Fix length calculation for Thumb2.

2014-05-22  Nick Clifton  <nickc@redhat.com>

        * config/msp430/msp430.h (ASM_SPEC): Add spaces after inserted options.

2014-05-22  Jakub Jelinek  <jakub@redhat.com>

        * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Make sure
        all padding bits in REAL_VALUE_TYPE are cleared.

2014-05-21  Guozhi Wei  <carrot@google.com>

        PR target/61202
        * config/aarch64/arm_neon.h (vqdmulh_n_s16): Change the last operand's
        constraint.
        (vqdmulhq_n_s16): Likewise.

2014-05-21  Martin Jambor  <mjambor@suse.cz>

        * doc/invoke.texi (Optimize Options): Document parameters
        ipa-cp-eval-threshold, ipa-max-agg-items, ipa-cp-loop-hint-bonus and
        ipa-cp-array-index-hint-bonus.

2014-05-21  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/61252
        * omp-low.c (handle_simd_reference): New function.
        (lower_rec_input_clauses): Use it.  Defer adding reference
        initialization even for reduction without placeholder if in simd,
        handle it properly later on.

2014-05-20  Jan Hubicka  <hubicka@ucw.cz>

        PR bootstrap/60984
        * ipa-inline-transform.c (inline_call): Use add CALLEE_REMOVED
        parameter.
        * ipa-inline.c (inline_to_all_callers): If callee was removed; return.
        (ipa_inline): Loop inline_to_all_callers until no more aliases
        are removed.

2014-05-20  Jan Hubicka  <hubicka@ucw.cz>

        PR lto/60820
        * varpool.c (varpool_remove_node): Do not alter decls when streaming.

2014-05-20  DJ Delorie  <dj@redhat.com>

        * config/msp430/msp430.md (split): Don't allow subregs when
        splitting SImode adds.
        (andneghi): Fix subtraction logic.
        * config/msp430/predicates.md (msp430_nonsubreg_or_imm_operand): New.

2014-05-20  Nick Clifton  <nickc@redhat.com>

        * config/msp430/msp430.c (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
        (msp430_gimplify_va_arg_expr): New function.
        (msp430_print_operand): Handle (CONST (ZERO_EXTRACT)).

        * config/msp430/msp430.md (zero_extendpsisi2): Use + constraint on
        operand 0 in order to prevent confusion about the number of
        registers involved.

2014-05-20  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/arm.md (arith_shiftsi): Do not predicate for
        arm_restrict_it.

2014-05-19  Richard Earnshaw  <rearnsha@arm.com>

        * arm.c (thumb1_reorg): When scanning backwards skip anything
        that's not a proper insn.

2014-05-17  Jan Hubicka  <hubicka@ucw.cz>

        * ipa.c (symtab_remove_unreachable_nodes): Remove
        symbol from comdat group if its body was eliminated.
        (comdat_can_be_unshared_p_1): Static symbols can always be privatized.
        * symtab.c (symtab_remove_from_same_comdat_group): Break out from ...
        (symtab_unregister_node): ... this one.
        (verify_symtab_base): More strict checking of comdats.
        * cgraph.h (symtab_remove_from_same_comdat_group): Declare.

2014-05-17  Jan Hubicka  <hubicka@ucw.cz>

        * opts.c (common_handle_option): Disable -fipa-reference coorectly
        with -fuse-profile.

2014-05-17  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/60854
        * ipa.c (symtab_remove_unreachable_nodes): Mark targets of
        external aliases alive, too.

2014-05-17  Uros Bizjak  <ubizjak@gmail.com>

        * doc/invoke.texi (free): Mention Alpha.  Also enabled at -Os.

2014-05-17  Uros Bizjak  <ubizjak@gmail.com>

        Backport from mainline
        2014-04-25  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/60969
        * config/i386/i386.md (*movsf_internal): Set MODE to SI for
        alternative 12.

2014-05-16  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/60969
        * ira-costs.c (record_reg_classes): Allow only memory for pseudo.
        Calculate costs for this case.

2014-05-15  Peter Bergner  <bergner@vnet.ibm.com>

        PR target/61193
        * config/rs6000/htmxlintrin.h (_HTM_TBEGIN_STARTED): New define.
        (__TM_simple_begin): Use it.
        (__TM_begin): Likewise.

2014-05-15  Martin Jambor  <mjambor@suse.cz>

        PR ipa/61085
        * ipa-prop.c (update_indirect_edges_after_inlining): Check
        type_preserved flag when the indirect edge is polymorphic.

2014-05-15  Martin Jambor  <mjambor@suse.cz>

        PR ipa/60897
        * ipa-prop.c (ipa_modify_formal_parameters): Reset DECL_LANG_SPECIFIC.

2014-05-15  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/61158
        * fold-const.c (fold_binary_loc): If X is zero-extended and
        shiftc >= prec, make sure zerobits is all ones instead of
        invoking undefined behavior.

2014-05-14  Cary Coutant  <ccoutant@google.com>

        PR debug/61013
        * opts.c (common_handle_option): Don't special-case "-g".
        (set_debug_level): Default to at least level 2 with "-g".

2014-05-14  Eric Botcazou  <ebotcazou@adacore.com>

        * config/sparc/sparc-protos.h (sparc_absnegfloat_split_legitimate):
        Delete.
        * config/sparc/sparc.c (sparc_absnegfloat_split_legitimate): Likewise.
        * config/sparc/sparc.md (fptype_ut699): New attribute.
        (in_branch_delay): Return false if -mfix-ut699 is specified and
        fptype_ut699 is set to single.
        (truncdfsf2): Add fptype_ut699 attribute.
        (fix_truncdfsi2): Likewise.
        (floatsisf2): Change fptype attribute.
        (fix_truncsfsi2): Likewise.
        (negtf2_notv9): Delete.
        (negtf2_v9): Likewise.
        (negtf2_hq): New instruction.
        (negtf2): New instruction and splitter.
        (negdf2_notv9): Rewrite.
        (abstf2_notv9): Delete.
        (abstf2_hq_v9): Likewise.
        (abstf2_v9): Likewise.
        (abstf2_hq): New instruction.
        (abstf2): New instruction and splitter.
        (absdf2_notv9): Rewrite.

2014-05-14  Matthias Klose  <doko@ubuntu.com>

        Revert:
        2014-05-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
                    Matthias Klose  <doko@ubuntu.com>

        PR driver/61106
        * optc-gen.awk: Fix option handling for -Wunused-parameter.

2014-05-13  Peter Bergner  <bergner@vnet.ibm.com>

        * doc/sourcebuild.texi: (dfp_hw): Document.
        (p8vector_hw): Likewise.
        (powerpc_eabi_ok): Likewise.
        (powerpc_elfv2): Likewise.
        (powerpc_htm_ok): Likewise.
        (ppc_recip_hw): Likewise.
        (vsx_hw): Likewise.

2014-05-13  Jeff Law  <law@redhat.com>

        Backports fromm mainline:

        2014-05-08  Jeff Law  <law@redhat.com>

        PR tree-optimization/61009
        * tree-ssa-threadedge.c (thread_through_normal_block): Return a
        tri-state rather than a boolean.  When a block is too big to
        thread through, inform caller via negative return value.
        (thread_across_edge): If a block was too big for normal threading,
        then it's too big for a joiner too, so remove temporary equivalences
        and return immediately.

        2014-04-28  Jeff Law  <law@redhat.com>

        PR tree-optimization/60902
        * tree-ssa-threadedge.c
        (record_temporary_equivalences_from_stmts_at_dest): Only iterate
        over real defs when invalidating outputs from statements that do not
        produce useful outputs for threading.

        2014-04-23  Jeff Law  <law@redhat.com>

        PR tree-optimization/60902
        * tree-ssa-threadedge.c
        (record_temporary_equivalences_from_stmts_at_dest): Make sure to
        invalidate outputs from statements that do not produce useful
        outputs for threading.

2014-05-13  Richard Biener  <rguenther@suse.de>

        PR ipa/60973
        * tree-inline.c (remap_gimple_stmt): Clear tail call flag,
        it needs revisiting whether the call still may be tail-called.

2014-05-13  Jakub Jelinek  <jakub@redhat.com>

        PR target/61060
        * config/i386/i386.c (ix86_expand_set_or_movmem): If count_exp
        is const0_rtx, return immediately.  Don't test count == 0 when
        it is always true.

2014-05-12  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>

        Backport from mainline
        2014-05-12  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>

        PR target/60991
        * config/avr/avr.c (avr_out_store_psi): Use correct constant
        to restore Y.

2014-05-09  Uros Bizjak  <ubizjak@gmail.com>

        Backport from mainline
        2014-05-08  Uros Bizjak  <ubizjak@gmail.com>

        PR target/61092
        * config/alpha/alpha.c: Include gimple-iterator.h.
        (alpha_gimple_fold_builtin): New function.  Move
        ALPHA_BUILTIN_UMULH folding from ...
        (alpha_fold_builtin): ... here.
        (TARGET_GIMPLE_FOLD_BUILTIN): New define.

2014-05-09  Pitchumani Sivanupandi  <Pitchumani.S@atmel.com>

        Backport from 2014-04-16 trunk r209446
        2014-04-16  Pitchumani Sivanupandi  <Pitchumani.S@atmel.com>

        * config/avr/avr-mcus.def: Correct typo for atxmega256a3bu macro.

2014-05-09  Georg-Johann Lay  <avr@gjlay.de>

        Backport from 2014-05-09 trunk r210267

        PR target/61055
        * config/avr/avr.md (cc): Add new attribute set_vzn.
        (addqi3, addqq3, adduqq3, subqi3, subqq3, subuqq3, negqi2) [cc]:
        Set cc insn attribute to set_vzn instead of set_zn for alternatives
        with INC, DEC or NEG.
        * config/avr/avr.c (avr_notice_update_cc): Handle SET_VZN.
        (avr_out_plus_1): ADIW sets cc0 to CC_SET_CZN.
        INC, DEC and ADD+ADC set cc0 to CC_CLOBBER.

2014-05-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
            Matthias Klose  <doko@ubuntu.com>

        PR driver/61106
        * optc-gen.awk: Fix option handling for -Wunused-parameter.

2014-05-08  Uros Bizjak  <ubizjak@gmail.com>

        PR target/59952
        * config/i386/i386.c (PTA_HASWELL): Remove PTA_RTM.

2014-05-05  Marek Polacek  <polacek@redhat.com>

        Back port from mainline
        2014-05-05  Marek Polacek  <polacek@redhat.com>

        PR driver/61065
        * opts.c (common_handle_option): Call error_at instead of warning_at.

2014-05-04  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/60965
        * ipa-devirt.c (get_class_context): Allow POD to change to non-POD.

2014-05-04  Peter Bergner  <bergner@vnet.ibm.com>

        * config/rs6000/rs6000.h (RS6000_BTM_HARD_FLOAT): New define.
        (RS6000_BTM_COMMON): Add RS6000_BTM_HARD_FLOAT.
        (TARGET_EXTRA_BUILTINS): Add TARGET_HARD_FLOAT.
        * config/rs6000/rs6000-builtin.def (BU_MISC_1):
        Use RS6000_BTM_HARD_FLOAT.
        (BU_MISC_2): Likewise.
        * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Handle
        RS6000_BTM_HARD_FLOAT.
        (rs6000_option_override_internal): Enforce -mhard-float if -mhard-dfp
        is explicitly used.
        (rs6000_invalid_builtin): Add hard floating builtin support.
        (rs6000_expand_builtin): Relax the gcc_assert to allow the new
        hard float builtins.
        (rs6000_builtin_mask_names): Add RS6000_BTM_HARD_FLOAT.

2014-05-03  Joey Ye  <joey.ye@arm.com>

        Backport from mainline r209463
        2014-04-17  Joey Ye  <joey.ye@arm.com>

        * opts.c (OPT_fif_conversion, OPT_fif_conversion2): Disable for Og.

2014-05-03  Oleg Endo  <olegendo@gcc.gnu.org>

        Back port from mainline
        PR target/61026
        * config/sh/sh.c: Include stdlib headers before everything else.

2014-05-02  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        PR tree-optimization/60930
        * gimple-ssa-strength-reduction.c (create_mul_imm_cand):  Reject
        creating a multiply candidate by folding two constant
        multiplicands when the result overflows.

2014-05-02  Jakub Jelinek  <jakub@redhat.com>

        * gimplify.c (gimplify_adjust_omp_clauses_1): Handle
        GOVD_FIRSTPRIVATE | GOVD_LASTPRIVATE.
        (gimplify_adjust_omp_clauses): Simd region is never
        directly nested in combined parallel.  Instead, for linear
        with copyin/copyout, if in combined for simd loop, make decl
        firstprivate/lastprivate on OMP_FOR.
        * omp-low.c (expand_omp_for_generic, expand_omp_for_static_nochunk,
        expand_omp_for_static_chunk): When setting endvar, also set
        fd->loop.v to the same value.

2014-05-02  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        Back port from mainline
        2014-04-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64.h (TARGET_CPU_CPP_BUILTINS): Check
        TARGET_SIMD rather than TARGET_GENERAL_REGS_ONLY.
        (TARGET_SIMD): Take AARCH64_ISA_SIMD into account.
        (TARGET_FLOAT): Take AARCH64_ISA_FP into account.
        (TARGET_CRYPTO): Take TARGET_SIMD into account.

2014-04-30  Michael Meissner  <meissner@linux.vnet.ibm.com>

        Back port from mainline
        2014-04-24  Michael Meissner  <meissner@linux.vnet.ibm.com>

        * doc/extend.texi (PowerPC Built-in Functions): Document new
        powerpc extended divide, bcd, pack/unpack 128-bit, builtin
        functions.
        (PowerPC AltiVec/VSX Built-in Functions): Likewise.

        * config/rs6000/predicates.md (const_0_to_3_operand): New
        predicate to match 0..3 integer constants.

        * config/rs6000/rs6000-builtin.def (BU_DFP_MISC_1): Add new macros
        to support adding miscellaneous builtin functions.
        (BU_DFP_MISC_2): Likewise.
        (BU_P7_MISC_1): Likewise.
        (BU_P7_MISC_2): Likewise.
        (BU_P8V_MISC_3): Likewise.
        (BU_MISC_1): Likewise.
        (BU_MISC_2): Likewise.
        (DIVWE): Add extended divide builtin functions.
        (DIVWEO): Likewise.
        (DIVWEU): Likewise.
        (DIVWEUO): Likewise.
        (DIVDE): Likewise.
        (DIVDEO): Likewise.
        (DIVDEU): Likewise.
        (DIVDEUO): Likewise.
        (DXEX): Add decimal floating-point builtin functions.
        (DXEXQ): Likewise.
        (DDEDPD): Likewise.
        (DDEDPDQ): Likewise.
        (DENBCD): Likewise.
        (DENBCDQ): Likewise.
        (DIEX): Likewise.
        (DIEXQ): Likewise.
        (DSCLI): Likewise.
        (DSCLIQ): Likewise.
        (DSCRI): Likewise.
        (DSCRIQ): Likewise.
        (CDTBCD): Add new BCD builtin functions.
        (CBCDTD): Likewise.
        (ADDG6S): Likewise.
        (BCDADD): Likewise.
        (BCDADD_LT): Likewise.
        (BCDADD_EQ): Likewise.
        (BCDADD_GT): Likewise.
        (BCDADD_OV): Likewise.
        (BCDSUB): Likewise.
        (BCDSUB_LT): Likewise.
        (BCDSUB_EQ): Likewise.
        (BCDSUB_GT): Likewise.
        (BCDSUB_OV): Likewise.
        (PACK_TD): Add new pack/unpack 128-bit type builtin functions.
        (UNPACK_TD): Likewise.
        (PACK_TF): Likewise.
        (UNPACK_TF): Likewise.
        (UNPACK_TF_0): Likewise.
        (UNPACK_TF_1): Likewise.
        (PACK_V1TI): Likewise.
        (UNPACK_V1TI): Likewise.

        * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
        support for decimal floating point builtin functions.
        (rs6000_expand_ternop_builtin): Add checks for the new builtin
        functions that take constant arguments.
        (rs6000_invalid_builtin): Add decimal floating point builtin
        support.
        (rs6000_init_builtins): Setup long double, _Decimal64, and
        _Decimal128 types for new builtin functions.
        (builtin_function_type): Set the unsigned flags appropriately for
        the new builtin functions.
        (rs6000_opt_masks): Add support for decimal floating point builtin
        functions.

        * config/rs6000/rs6000.h (RS6000_BTM_DFP): Add support for decimal
        floating point builtin functions.
        (RS6000_BTM_COMMON): Likewise.
        (RS6000_BTI_long_double): Likewise.
        (RS6000_BTI_dfloat64): Likewise.
        (RS6000_BTI_dfloat128): Likewise.
        (long_double_type_internal_node): Likewise.
        (dfloat64_type_internal_node): Likewise.
        (dfloat128_type_internal_node): Likewise.

        * config/rs6000/altivec.h (UNSPEC_BCDADD): Add support for ISA
        2.07 bcd arithmetic instructions.
        (UNSPEC_BCDSUB): Likewise.
        (UNSPEC_BCD_OVERFLOW): Likewise.
        (UNSPEC_BCD_ADD_SUB): Likewise.
        (bcd_add_sub): Likewise.
        (BCD_TEST): Likewise.
        (bcd<bcd_add_sub>): Likewise.
        (bcd<bcd_add_sub>_test): Likewise.
        (bcd<bcd_add_sub>_test2): Likewise.
        (bcd<bcd_add_sub>_<code>): Likewise.
        (peephole2 for combined bcd ops): Likewise.

        * config/rs6000/dfp.md (UNSPEC_DDEDPD): Add support for new
        decimal floating point builtin functions.
        (UNSPEC_DENBCD): Likewise.
        (UNSPEC_DXEX): Likewise.
        (UNSPEC_DIEX): Likewise.
        (UNSPEC_DSCLI): Likewise.
        (UNSPEC_DSCRI): Likewise.
        (D64_D128): Likewise.
        (dfp_suffix): Likewise.
        (dfp_ddedpd_<mode>): Likewise.
        (dfp_denbcd_<mode>): Likewise.
        (dfp_dxex_<mode>): Likewise.
        (dfp_diex_<mode>): Likewise.
        (dfp_dscli_<mode>): Likewise.
        (dfp_dscri_<mode>): Likewise.

        * config/rs6000/rs6000.md (UNSPEC_ADDG6S): Add support for new BCD
        builtin functions.
        (UNSPEC_CDTBCD): Likewise.
        (UNSPEC_CBCDTD): Likewise.
        (UNSPEC_DIVE): Add support for new extended divide builtin
        functions.
        (UNSPEC_DIVEO): Likewise.
        (UNSPEC_DIVEU): Likewise.
        (UNSPEC_DIVEUO): Likewise.
        (UNSPEC_UNPACK_128BIT): Add support for new builtin functions to
        pack/unpack 128-bit types.
        (UNSPEC_PACK_128BIT): Likewise.
        (idiv_ldiv): New mode attribute to set the 32/64-bit divide type.
        (udiv<mode>3): Use idiv_ldiv mode attribute.
        (div<mode>3): Likewise.
        (addg6s): Add new BCD builtin functions.
        (cdtbcd): Likewise.
        (cbcdtd): Likewise.
        (UNSPEC_DIV_EXTEND): Add support for new extended divide
        instructions.
        (div_extend): Likewise.
        (div<div_extend>_<mode>"): Likewise.
        (FP128_64): Add support for new builtin functions to pack/unpack
        128-bit types.
        (unpack<mode>): Likewise.
        (unpacktf_0): Likewise.
        (unpacktf_1): Likewise.
        (unpack<mode>_dm): Likewise.
        (unpack<mode>_nodm): Likewise.
        (pack<mode>): Likewise.
        (unpackv1ti): Likewise.
        (packv1ti): Likewise.

2014-04-29  Pat Haugen  <pthaugen@us.ibm.com>

        Backport from mainline
        2014-04-17  Pat Haugen  <pthaugen@us.ibm.com>

        * config/rs6000/rs6000.md (addti3, subti3): New.

2014-04-29  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/60971
        * tree-tailcall.c (process_assignment): Reject conversions which
        reduce precision.

2014-04-29  Nick Clifton  <nickc@redhat.com>

        * config/msp430/msp430.md (umulsidi): Fix typo.
        (mulhisi3): Enable even inside interrupt handlers.
        * config/msp430/msp430.c (msp430_print_operand): %O: Allow for the
        bigger return address pushed in large mode.

2014-04-28  Pat Haugen  <pthaugen@us.ibm.com>

        * config/rs6000/sync.md (AINT mode_iterator): Move definition.
        (loadsync_<mode>): Change mode.
        (load_quadpti, store_quadpti): New.
        (atomic_load<mode>, atomic_store<mode>): Add support for TI mode.
        * config/rs6000/rs6000.md (unspec enum): Add UNSPEC_LSQ.

2014-04-28  Eric Botcazou  <ebotcazou@adacore.com>

        * configure.ac: Tweak GAS check for LEON instructions on SPARC.
        * configure: Regenerate.
        * config/sparc/sparc.opt (muser-mode): New option.
        * config/sparc/sync.md (atomic_compare_and_swap<mode>_1): Do not enable
        for LEON3.
        (atomic_compare_and_swap_leon3_1): New instruction for LEON3.
        * doc/invoke.texi (SPARC options): Document -muser-mode.

2014-04-26  Markus Trippelsdorf  <markus@trippelsdorf.de>

        * doc/install.texi (Building with profile feedback): Remove
        outdated sentence.

2014-04-26  Tom de Vries  <tom@codesourcery.com>

        * config/i386/i386.md (define_expand "ldexpxf3"): Fix out-of-bounds
        array accesses.

2014-04-25  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/60960
        * tree-vect-generic.c (expand_vector_operation): Only call
        expand_vector_divmod if type's mode satisfies VECTOR_MODE_P.

2014-04-25  Eric Botcazou  <ebotcazou@adacore.com>

        PR target/60941
        * config/sparc/sparc.md (ashlsi3_extend): Delete.

2014-04-25  Richard Biener  <rguenther@suse.de>

        PR ipa/60912
        * tree-ssa-structalias.c (ipa_pta_execute): Compute direct
        call stmt use/clobber sets during stmt walk instead of
        walking the possibly incomplete set of caller edges.

2014-04-25  Richard Biener  <rguenther@suse.de>

        PR ipa/60911
        * passes.c (apply_ipa_transforms): Inline into only caller ...
        (execute_one_pass): ... here.  Properly bring in function
        bodies for nodes we want to apply IPA transforms to.

2014-04-24  Jakub Jelinek  <jakub@redhat.com>

        * tree.h (OMP_CLAUSE_LINEAR_GIMPLE_SEQ): Define.
        * gimplify.c (omp_is_private): Change last argument's type to int.
        Only diagnose lastprivate if the simd argument is 1, only diagnose
        linear if the simd argument is 2.
        (gimplify_omp_for): Adjust omp_is_private callers.  When adding
        lastprivate or private, add the clause to OMP_FOR_CLAUSES.  Pass
        GOVD_EXPLICIT to omp_add_variable.  For simd with collapse == 1
        create OMP_CLAUSE_LINEAR rather than OMP_CLAUSE_PRIVATE for var.
        If var != decl and decl is in OMP_CLAUSE_LINEAR, gimplify decl
        increment to OMP_CLAUSE_LINEAR_GIMPLE_SEQ.
        * omp-low.c (scan_sharing_clauses, lower_lastprivate_clauses): Handle
        OMP_CLAUSE_LINEAR_GIMPLE_SEQ.
        * tree-nested.c (convert_nonlocal_omp_clauses,
        convert_local_omp_clauses): Handle OMP_CLAUSE_LINEAR.

2014-04-23  Uros Bizjak  <ubizjak@gmail.com>

        Backport from mainline
        2014-04-21  Uros Bizjak  <ubizjak@gmail.com>

        PR target/60909
        * config/i386/i386.c (ix86_expand_builtin)
        <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Use temporary
        register for target RTX.
        <case IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Ditto.

2014-04-23  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/60903
        * tree-ssa-loop-im.c (analyze_memory_references): Remove
        commented code block.
        (execute_sm_if_changed): Properly apply IRREDUCIBLE_LOOP
        loop flags to newly created BBs and edges.

2014-04-23  Nick Clifton  <nickc@redhat.com>

        * config/msp430/msp430.c (msp430_handle_option): Move function
        to msp430-common.c
        (msp430_option_override): Simplify mcu and mcpu option handling.
        (msp430_is_f5_mcu): Rename to msp430_use_f5_series_hwmult.  Add
        support for -mhwmult command line option.
        (has_32bit_hwmult): Rename to use_32bit_hwmult.  Add support for
        -mhwmult command line option.
        (msp430_hwmult_enabled): Delete.
        (msp43o_output_labelref): Add support for -mhwmult command line
        option.
        * config/msp430/msp430.md (mulhisi3, umulhisi3, mulsidi3)
        (umulsidi3): Likewise.
        * config/msp430/msp430.opt (mmcu): Add Report attribute.
        (mcpu, mlarge, msmall): Likewise.
        (mhwmult): New option.
        * config/msp430/msp430-protos.h (msp430_hwmult_enabled): Remove
        prototype.
        (msp430_is_f5_mcu): Remove prototype.
        (msp430_use_f5_series_hwmult): Add prototype.
        * config/msp430/msp430-opts.h: New file.
        * common/config/msp430: New directory.
        * common/config/msp430/msp430-common.c: New file.
        * config.gcc (msp430): Remove target_has_targetm_common.
        * doc/invoke.texi: Document -mhwmult command line option.

2014-04-23  Nick Clifton  <nickc@redhat.com>

        * config/i386/cygwin.h (ENDFILE_SPEC): Include
        default-manifest.o if it can be found in the search path.
        * config/i386/mingw32.h (ENDFILE_SPEC): Likewise.

2014-04-23  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2014-04-14  Richard Biener  <rguenther@suse.de>

        PR lto/60720
        * lto-streamer-out.c (wrap_refs): New function.
        (lto_output): Wrap symbol references in global initializes in
        type-preserving MEM_REFs.

2014-04-23  Richard Biener  <rguenther@suse.de>

        PR middle-end/60895
        * tree-inline.c (declare_return_variable): Use mark_addressable.

2014-04-23  Richard Biener  <rguenther@suse.de>

        PR middle-end/60891
        * loop-init.c (loop_optimizer_init): Make sure to apply
        LOOPS_MAY_HAVE_MULTIPLE_LATCHES before fixing up loops.

2014-04-22  Michael Meissner  <meissner@linux.vnet.ibm.com>

        Backport from mainline
        2014-04-21  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/60735
        * config/rs6000/rs6000.md (mov<mode>_softfloat32, FMOVE64 case):
        If mode is DDmode and TARGET_E500_DOUBLE allow move.

        * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print some
        more debug information for E500 if -mdebug=reg.

2014-04-22  H.J. Lu  <hongjiu.lu@intel.com>

        Backport from mainline
        2014-04-22  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/60868
        * config/i386/i386.c (ix86_expand_set_or_movmem): Call counter_mode
        on count_exp to get mode.

2014-04-22  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/vsx.md (vsx_xxmrghw_<mode>): Adjust for
        little-endian.
        (vsx_xxmrglw_<mode>): Likewise.

2014-04-22  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2014-04-14  Richard Biener  <rguenther@suse.de>

        PR middle-end/55022
        * fold-const.c (negate_expr_p): Don't negate directional rounding
        division.
        (fold_negate_expr): Likewise.

2014-04-22  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2014-04-17  Richard Biener  <rguenther@suse.de>

        PR middle-end/60849
        * tree-ssa-propagate.c (valid_gimple_rhs_p): Only allow effective
        boolean results for comparisons.

2014-04-22  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2014-04-17  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/60841
        * tree-vect-data-refs.c (vect_analyze_data_refs): Count stmts.
        * tree-vect-loop.c (vect_analyze_loop_2): Pass down number
        of stmts to SLP build.
        * tree-vect-slp.c (vect_slp_analyze_bb_1): Likewise.
        (vect_analyze_slp): Likewise.
        (vect_analyze_slp_instance): Likewise.
        (vect_build_slp_tree): Limit overall SLP tree growth.
        * tree-vectorizer.h (vect_analyze_data_refs,
        vect_analyze_slp): Adjust prototypes.

2014-04-22  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2014-04-17  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/60836
        * tree-vect-loop.c (vect_create_epilog_for_reduction): Force
        initial PHI args to be gimple values.

2014-04-22  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2014-04-14  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/59817
        PR tree-optimization/60453
        * graphite-scop-detection.c (graphite_can_represent_scev): Complete
        recursion to catch all CHRECs in the scalar evolution and restrict
        the predicate for the remains appropriately.

2014-04-22  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/60823
        * omp-low.c (ipa_simd_modify_function_body): Go through
        all SSA_NAMEs and for those refering to vector arguments
        which are going to be replaced adjust SSA_NAME_VAR and,
        if it is a default definition, change it into a non-default
        definition assigned at the beginning of function from new_decl.
        (ipa_simd_modify_stmt_ops): Rewritten.
        * tree-dfa.c (set_ssa_default_def): When removing default def,
        check for NULL loc instead of NULL *loc.

2014-04-22  Lin Zuojian  <manjian2006@gmail.com>

        PR middle-end/60281
        * asan.c (asan_emit_stack_protection): Force the base to align to
        appropriate bits if STRICT_ALIGNMENT.  Set shadow_mem align to
        appropriate bits if STRICT_ALIGNMENT.
        * cfgexpand.c (expand_stack_vars): Set base_align appropriately
        when asan is on.
        (expand_used_vars): Leave a space in the stack frame for alignment
        if STRICT_ALIGNMENT.

2014-04-22  Jakub Jelinek  <jakub@redhat.com>

        Backported from mainline
        2014-04-16  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/60844
        * tree-ssa-reassoc.c (reassoc_remove_stmt): New function.
        (propagate_op_to_single_use, remove_visited_stmt_chain,
        linearize_expr, repropagate_negates, reassociate_bb): Use it
        instead of gsi_remove.

2014-04-22  Jakub Jelinek  <jakub@redhat.com>

        * BASE-VER: Set to 4.9.1.
        * DEV-PHASE: Set to prerelease.

2014-04-22  Release Manager

        * GCC 4.9.0 released.

2014-04-18  Richard Henderson  <rth@redhat.com>

        * config/aarch64/aarch64.c (aarch64_register_move_cost): Pass a mode
        to GET_MODE_SIZE, not a reg_class_t.

2014-04-17  Jakub Jelinek  <jakub@redhat.com>

        PR target/60847
        Forward port from 4.8 branch
        2013-07-19  Kirill Yukhin  <kirill.yukhin@intel.com>

        * config/i386/bmiintrin.h (_blsi_u32): New.
        (_blsi_u64): Ditto.
        (_blsr_u32): Ditto.
        (_blsr_u64): Ditto.
        (_blsmsk_u32): Ditto.
        (_blsmsk_u64): Ditto.
        (_tzcnt_u32): Ditto.
        (_tzcnt_u64): Ditto.

2014-04-15  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        PR target/60839
        Revert the following patch

        2014-04-02  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/60735
        * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If we have
        software floating point or no floating point registers, do not
        allow any type in the FPRs.  Eliminate a test for SPE SIMD types
        in GPRs that occurs after we tested for GPRs that would never be
        true.

        * config/rs6000/rs6000.md (mov<mode>_softfloat32, FMOVE64):
        Rewrite tests to use TARGET_DOUBLE_FLOAT and TARGET_E500_DOUBLE,
        since the FMOVE64 type is DFmode/DDmode.  If TARGET_E500_DOUBLE,
        specifically allow DDmode, since that does not use the SPE SIMD
        instructions.

2014-04-15  Jakub Jelinek  <jakub@redhat.com>

        PR plugins/59335
        * Makefile.in (PLUGIN_HEADERS): Add various headers that have been
        added in 4.9.

2014-04-14  Yufeng Zhang  <yufeng.zhang@arm.com>

        * doc/invoke.texi (free): Document AArch64.

2013-04-11  Jakub Jelinek  <jakub@redhat.com>

        * DEV-PHASE: Set to prerelease.

2014-04-11  Tobias Burnus  <burnus@net-b.de>

        PR other/59055
        * doc/bugreport.texi (Bugs): Remove nodes pointing to the nirvana.
        * doc/gcc.texi (Service): Update description in the @menu
        * doc/invoke.texi (Option Summary): Remove misplaced and
        duplicated @menu.

2014-04-11  Steve Ellcey  <sellcey@mips.com>
            Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/60556
        * expr.c (convert_move): Use emit_store_flag_force instead of
        emit_store_flag.  Pass lowpart_mode instead of VOIDmode as 5th
        argument to it.

2014-04-11  Richard Biener  <rguenther@suse.de>

        PR middle-end/60797
        * varasm.c (assemble_alias): Avoid endless error reporting
        recursion by setting TREE_ASM_WRITTEN.

2014-04-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/s390.md: Add a splitter for NOT rtx.

2014-04-11  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/60663
        * cse.c (cse_insn): Set src_volatile on ASM_OPERANDS in PARALLEL.

2014-04-10  Jan Hubicka  <hubicka@ucw.cz>
            Jakub Jelinek  <jakub@redhat.com>

        PR lto/60567
        * ipa.c (function_and_variable_visibility): Copy forced_by_abi
        flag from decl_node to node.

2014-04-10  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        PR debug/60655
        * config/arm/arm.c (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Define
        (arm_const_not_ok_for_debug_p): Reject MINUS with SYM_REF's
        ameliorating the cases where it can be.

2014-04-09  David Edelsohn  <dje.gcc@gmail.com>

        Revert
        2014-04-08  Pat Haugen  <pthaugen@us.ibm.com>

        * config/rs6000/sync.md (AINT mode_iterator): Move definition.
        (loadsync_<mode>): Change mode.
        (load_quadpti, store_quadpti): New.
        (atomic_load<mode>, atomic_store<mode>): Add support for TI mode.
        * config/rs6000/rs6000.md (unspec enum): Add UNSPEC_LSQ.
        * config/rs6000/predicates.md (quad_memory_operand): !TARGET_SYNC_TI.

2014-04-09  Cong Hou  <congh@google.com>

        PR testsuite/60773
        * doc/sourcebuild.texi (vect_widen_mult_si_to_di_pattern): Add
        documentation.

2014-04-08  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/rs6000.c (rs6000_expand_vector_set): Use vnand
        instead of vnor to exploit possible fusion opportunity in the
        future.
        (altivec_expand_vec_perm_const_le): Likewise.

2014-04-08  Pat Haugen  <pthaugen@us.ibm.com>

        * config/rs6000/sync.md (AINT mode_iterator): Move definition.
        (loadsync_<mode>): Change mode.
        (load_quadpti, store_quadpti): New.
        (atomic_load<mode>, atomic_store<mode>): Add support for TI mode.
        * config/rs6000/rs6000.md (unspec enum): Add UNSPEC_LSQ.

2014-04-08  Richard Sandiford  <rdsandiford@googlemail.com>

        PR target/60763
        * config/rs6000/vsx.md (vsx_xscvdpspn_scalar): Change input to DImode.
        * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Update accordingly.
        Use gen_rtx_REG rather than simplify_gen_subreg for op0_di.

2014-04-08  Richard Biener  <rguenther@suse.de>

        PR middle-end/60706
        * tree-pretty-print.c (pp_double_int): For HWI32 hosts with
        a 64bit widest int print double-int similar to on HWI64 hosts.

2014-04-08  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/60785
        * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Treat
        default defs properly.

2014-04-08  Nathan Sidwell  <nathan@codesourcery.com>

        * doc/invoke (Wnon-virtual-dtor): Update to match implementation.
        (Weffc++): Likewise.

2014-04-07  Jan Hubicka  <hubcika@ucw.cz>

        * ipa-devirt.c (maybe_record_node): When node is not recorded,
        set completep to false rather than true.

2014-04-07  Douglas B Rupp  <rupp@adacore.com>

        PR target/60504
        * config/arm/arm.h (ASM_PREFERRED_EH_DATA_FORMAT): Expose from
        ARM_TARGET2_DWARF_FORMAT.

2014-04-07  Charles Baylis  <charles.baylis@linaro.org>

        PR target/60609
        * config/arm/arm.h (ASM_OUTPUT_CASE_END): Remove.
        (LABEL_ALIGN_AFTER_BARRIER): Align barriers which occur after
        ADDR_DIFF_VEC.

2014-04-07  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/60766
        * tree-ssa-loop-ivopts.c (cand_value_at): Compute in an unsigned type.
        (may_eliminate_iv): Convert cand_value_at result to desired type.

2014-04-07  Jason Merrill  <jason@redhat.com>

        PR c++/60731
        * common.opt (-fno-gnu-unique): Add.
        * config/elfos.h (USE_GNU_UNIQUE_OBJECT): Check it.

2014-04-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * haifa-sched.c: Fix outdated function reference and minor
        grammar errors in introductory comment.

2014-04-07  Richard Biener  <rguenther@suse.de>

        PR middle-end/60750
        * tree-ssa-operands.c (maybe_add_call_vops): Also add VDEFs
        for noreturn calls.
        * tree-cfgcleanup.c (fixup_noreturn_call): Do not remove VDEFs.

2014-04-06  John David Anglin  <danglin@gcc.gnu.org>

        PR debug/55794
        * config/pa/pa.c (pa_output_function_epilogue): Skip address and code
        size accounting for thunks.
        (pa_asm_output_mi_thunk): Use final_start_function() and
        final_end_function() to output function start and end directives.

2014-04-05  Pitchumani Sivanupandi  <Pitchumani.S@atmel.com>

        * config/avr/avr-arch.h (avr_mcu_t): Add dev_attribute field to have
        device specific ISA/ feature information. Remove short_sp and
        errata_skip ds.  Add avr_device_specific_features enum to have device
        specific info.
        * config/avr/avr-c.c (avr_cpu_cpp_builtins): use dev_attribute to check
        errata_skip. Add __AVR_ISA_RMW__ builtin macro if RMW ISA available.
        * config/avr/avr-devices.c (avr_mcu_types): Update AVR_MCU macro for
        updated device specific info.
        * config/avr/avr-mcus.def: Merge device specific details to
        dev_attribute field.
        * config/avr/avr.c (avr_2word_insn_p): use dev_attribute field to check
        errata_skip.
        * config/avr/avr.h (AVR_HAVE_8BIT_SP): same for short sp info.
        * config/avr/driver-avr.c (avr_device_to_as): Pass -mrmw option to
        assembler if RMW isa supported by current device.
        * config/avr/genmultilib.awk: Update as device info structure changed.
        * doc/invoke.texi: Add info for __AVR_ISA_RMW__ builtin macro

2014-04-04  Cong Hou  <congh@google.com>

        PR tree-optimization/60656
        * tree-vect-stmts.c (supportable_widening_operation):
        Fix a bug that elements in a vector with vect_used_by_reduction
        property are incorrectly reordered when the operation on it is not
        consistant with the one in reduction operation.

2014-04-04  John David Anglin  <danglin@gcc.gnu.org>

        PR rtl-optimization/60155
        * gcse.c (record_set_data): New function.
        (single_set_gcse): New function.
        (gcse_emit_move_after): Use single_set_gcse instead of single_set.
        (hoist_code): Likewise.
        (get_pressure_class_and_nregs): Likewise.

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

        * explow.c (probe_stack_range): Emit a final optimization blockage.

2014-04-04  Anthony Green  <green@moxielogic.com>

        * config/moxie/moxie.md (zero_extendqisi2, zero_extendhisi2): Fix
        typos.

2014-04-04  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/59626
        * lto-cgraph.c (input_overwrite_node): Check that partitioning
        flags are set only during streaming.
        * ipa.c (process_references, walk_polymorphic_call_targets,
        symtab_remove_unreachable_nodes): Drop bodies of always inline
        after early inlining.
        (symtab_remove_unreachable_nodes): Remove always_inline attribute.

2014-04-04  Jakub Jelinek  <jakub@redhat.com>
        Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        PR debug/60655
        * dwarf2out.c (const_ok_for_output_1): Reject expressions
        containing a NOT.

2014-04-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        PR bootstrap/60743
        * config/arm/cortex-a53.md (cortex_a53_fdivs): Reduce reservation
        duration.
        (cortex_a53_fdivd): Likewise.

2014-04-04  Martin Jambor  <mjambor@suse.cz>

        PR ipa/60640
        * cgraph.h (cgraph_clone_node): New parameter added to declaration.
        Adjust all callers.
        * cgraph.c (clone_of_p): Also return true if thunks match.
        (verify_edge_corresponds_to_fndecl): Removed extraneous call to
        cgraph_function_or_thunk_node and an obsolete comment.
        * cgraphclones.c (build_function_type_skip_args): Moved upwards in the
        file.
        (build_function_decl_skip_args): Likewise.
        (set_new_clone_decl_and_node_flags): New function.
        (duplicate_thunk_for_node): Likewise.
        (redirect_edge_duplicating_thunks): Likewise.
        (cgraph_clone_node): New parameter args_to_skip, pass it to
        redirect_edge_duplicating_thunks which is called instead of
        cgraph_redirect_edge_callee.
        (cgraph_create_virtual_clone): Pass args_to_skip to cgraph_clone_node,
        moved setting of a lot of flags to set_new_clone_decl_and_node_flags.

2014-04-04  Jeff Law  <law@redhat.com>

        PR target/60657
        * config/arm/predicates.md (const_int_I_operand): New predicate.
        (const_int_M_operand): Similarly.
        * config/arm/arm.md (insv_zero): Use const_int_M_operand instead of
        const_int_operand.
        (insv_t2, extv_reg, extzv_t2): Likewise.
        (load_multiple_with_writeback): Similarly for const_int_I_operand.
        (pop_multiple_with_writeback_and_return): Likewise.
        (vfp_pop_multiple_with_writeback): Likewise

2014-04-04  Richard Biener  <rguenther@suse.de>

        PR ipa/60746
        * tree-ssanames.c (make_ssa_name_fn): Fix assert.
        * gimple.c (gimple_set_bb): Avoid ICEing for NULL cfun for
        non-GIMPLE_LABELs.
        * gimplify.h (gimple_add_tmp_var_fn): Declare.
        * gimplify.c (gimple_add_tmp_var_fn): New function.
        * gimple-expr.h (create_tmp_reg_fn): Declare.
        * gimple-expr.c (create_tmp_reg_fn): New function.
        * gimple-low.c (record_vars_into): Don't change cfun.
        * cgraph.c (cgraph_redirect_edge_call_stmt_to_callee): Fix
        code generation without cfun.

2014-04-04  Thomas Schwinge  <thomas@codesourcery.com>

        PR bootstrap/60719
        * Makefile.in (install-driver): Fix shell scripting.

2014-04-03  Cong Hou  <congh@google.com>

        PR tree-optimization/60505
        * tree-vectorizer.h (struct _stmt_vec_info): Add th field as the
        threshold of number of iterations below which no vectorization
        will be done.
        * tree-vect-loop.c (new_loop_vec_info):
        Initialize LOOP_VINFO_COST_MODEL_THRESHOLD.
        * tree-vect-loop.c (vect_analyze_loop_operations):
        Set LOOP_VINFO_COST_MODEL_THRESHOLD.
        * tree-vect-loop.c (vect_transform_loop):
        Use LOOP_VINFO_COST_MODEL_THRESHOLD.
        * tree-vect-loop.c (vect_analyze_loop_2): Check the maximum number
        of iterations of the loop and see if we should build the epilogue.

2014-04-03  Richard Biener  <rguenther@suse.de>

        * tree-streamer.h (struct streamer_tree_cache_d): Add next_idx member.
        (streamer_tree_cache_create): Adjust.
        * tree-streamer.c (streamer_tree_cache_add_to_node_array): Adjust
        to allow optional nodes array.
        (streamer_tree_cache_insert_1): Use next_idx to assign idx.
        (streamer_tree_cache_append): Likewise.
        (streamer_tree_cache_create): Create nodes array optionally
        as specified by parameter.
        * lto-streamer-out.c (create_output_block): Avoid maintaining
        the node array in the writer cache.
        (DFS_write_tree): Remove assertion.
        (produce_asm_for_decls): Free the out decl state hash table early.
        * lto-streamer-in.c (lto_data_in_create): Adjust for
        streamer_tree_cache_create prototype change.

2014-04-03  Richard Biener  <rguenther@suse.de>

        * tree-streamer-out.c (streamer_write_chain): Do not temporarily
        set TREE_CHAIN to NULL_TREE.

2014-04-03  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/60740
        * graphite-scop-detection.c (stmt_simple_for_scop_p): Iterate
        over all GIMPLE_COND operands.

2014-04-03  Nathan Sidwell  <nathan@codesourcery.com>

        * doc/invoke.texi (Wnon-virtual-dtor): Adjust documentation.
        (Weffc++): Remove Scott's numbering, merge lists and reference
        Wnon-virtual-dtor.

2014-04-03  Nick Clifton  <nickc@redhat.com>

        * config/rl78/rl78-expand.md (movqi): Handle (SUBREG (SYMBOL_REF))
        properly.

2014-04-03  Martin Jambor  <mjambor@suse.cz>

        * ipa-cp.c (ipcp_verify_propagated_values): Also dump symtab and
        mention gcc_unreachable before failing.
        * ipa.c (symtab_remove_unreachable_nodes): Also print order of
        removed symbols.

2014-04-02  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/60659
        * ipa-devirt.c (get_polymorphic_call_info): Do not ICE on type
        inconsistent code and instead mark the context inconsistent.
        (possible_polymorphic_call_targets): For inconsistent contexts
        return empty complete list.

2014-04-02  Anthony Green  <green@moxielogic.com>

        * config/moxie/moxie.md (zero_extendqisi2, zero_extendhisi2)
        (extendqisi2, extendhisi2): Define.
        * config/moxie/moxie.h (DEFAULT_SIGNED_CHAR): Change to 0.
        (WCHAR_TYPE): Change to unsigned int.

2014-04-02  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        PR tree-optimization/60733
        * gimple-ssa-strength-reduction.c (ncd_with_phi): Change required
        insertion point for PHI candidates to be the end of the feeding
        block for the PHI argument.

2014-04-02  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/60650
        * lra-constraints.c (process_alt_operands): Decrease reject for
        earlyclobber matching.

2014-04-02  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/s390.c (s390_expand_insv): Use GET_MODE_BITSIZE.

2014-04-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

        * config/spu/spu.c (pad_bb): Do not crash when the last
        insn is CODE_FOR_blockage.

2014-04-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

        * config/spu/spu.md ("insv"): Fail if bitoffset+bitsize
        lies outside the target mode.

2014-04-02  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/60735
        * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If we have
        software floating point or no floating point registers, do not
        allow any type in the FPRs.  Eliminate a test for SPE SIMD types
        in GPRs that occurs after we tested for GPRs that would never be
        true.

        * config/rs6000/rs6000.md (mov<mode>_softfloat32, FMOVE64):
        Rewrite tests to use TARGET_DOUBLE_FLOAT and TARGET_E500_DOUBLE,
        since the FMOVE64 type is DFmode/DDmode.  If TARGET_E500_DOUBLE,
        specifically allow DDmode, since that does not use the SPE SIMD
        instructions.

2014-04-02  Richard Biener  <rguenther@suse.de>

        PR middle-end/60729
        * optabs.c (expand_abs_nojump): Honor flag_trapv only for
        MODE_INTs.  Properly use negv_optab.
        (expand_abs): Likewise.

2014-04-02  Richard Biener  <rguenther@suse.de>

        PR bootstrap/60719
        * Makefile.in (install-driver): Guard extra installs with special
        names properly.

2014-04-01  Michael Meissner  <meissner@linux.vnet.ibm.com>

        * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
        Document vec_vgbbd.

2014-04-01  Richard Henderson  <rth@redhat.com>

        PR target/60704
        * config/i386/i386.md (*float<SWI48><MODEF>2_sse): Leave the second
        alternative enabled before register allocation.

2014-04-01  Chung-Lin Tang  <cltang@codesourcery.com>

        * config/nios2/nios2.md (unspec): Remove UNSPEC_TLS, UNSPEC_TLS_LDM.
        * config/nios2/nios2.c (nios2_function_profiler): Fix addi operand
        typo.
        (nios2_large_got_address): Remove unneeded 'sym' parameter.
        (nios2_got_address): Update nios2_large_got_address call site.
        (nios2_delegitimize_address): New function.
        (TARGET_DELEGITIMIZE_ADDRESS): Define to nios2_delegitimize_address.
        * config/nios2/linux.h (GLIBC_DYNAMIC_LINKER): Define.
        (LINK_SPEC): Specify dynamic linker using GNU_USER_DYNAMIC_LINKER.

2014-04-01  Martin Husemann  <martin@duskware.de>

        * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define __mips_o32
        for -mabi=32.

2014-04-01  Richard Sandiford  <rdsandiford@googlemail.com>

        PR rtl-optimization/60604
        * recog.c (general_operand): Incorporate REG_CANNOT_CHANGE_MODE_P
        check from register_operand.
        (register_operand): Redefine in terms of general_operand.
        (nonmemory_operand): Use register_operand for the non-constant cases.

2014-04-01  Richard Biener  <rguenther@suse.de>

        * gimple.h (struct gimple_statement_base): Align subcode to 16 bits.

2014-04-01  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * doc/invoke.texi (mapp-regs): Clarify.

2014-03-31  Ulrich Drepper  <drepper@gmail.com>

        * config/i386/avx512fintrin.h (__v32hi): Define type.
        (__v64qi): Likewise.
        (_mm512_set1_epi8): Define.
        (_mm512_set1_epi16): Define.
        (_mm512_set4_epi32): Define.
        (_mm512_set4_epi64): Define.
        (_mm512_set4_pd): Define.
        (_mm512_set4_ps): Define.
        (_mm512_setr4_epi64): Define.
        (_mm512_setr4_epi32): Define.
        (_mm512_setr4_pd): Define.
        (_mm512_setr4_ps): Define.
        (_mm512_setzero_epi32): Define.

2014-03-31  Martin Jambor  <mjambor@suse.cz>

        PR middle-end/60647
        * tree-sra.c (callsite_has_enough_arguments_p): Renamed to
        callsite_arguments_match_p.  Updated all callers.  Also check types of
        corresponding formal parameters and actual arguments.
        (not_all_callers_have_enough_arguments_p) Renamed to
        some_callers_have_mismatched_arguments_p.

2014-03-31  Yuri Rumyantsev  <ysrumyan@gmail.com>

        * tree-inline.c (copy_loops): Add missed copy of 'safelen'.

2014-03-31  Kugan Vivekanandarajah  <kuganv@linaro.org>

        PR target/60034
        * aarch64/aarch64.c (aarch64_classify_address): Fix alignment for
        section anchor.

2014-03-30  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/sse.md (FMAMODE_NOVF512): New mode iterator.
        (<sd_mask_codefor>fma_fmadd_<mode><sd_maskz_name><round_name>):
        Split out
        <sd_mask_codefor>fma_fmadd_<VF_512:mode><sd_maskz_name><round_name>.
        Use FMAMODE_NOVF512 mode iterator.
        (<sd_mask_codefor>fma_fmsub_<mode><sd_maskz_name><round_name>): Ditto.
        (<sd_mask_codefor>fma_fnmadd_<mode><sd_maskz_name><round_name>): Ditto.
        (<sd_mask_codefor>fma_fnmsub_<mode><sd_maskz_name><round_name>): Ditto.
        (<sd_mask_codefor>fma_fmaddsub_<mode><sd_maskz_name><round_name>):
        Split out
        <sd_mask_codefor>fma_fmaddsub_<VF_512:mode><sd_maskz_name><round_name>.
        Use VF_128_256 mode iterator.
        (<sd_mask_codefor>fma_fmsubadd_<mode><sd_maskz_name><round_name>):
        Ditto.

2014-03-28  Jan Hubicka  <hubicka@ucw.cz>

        * cgraph.c (cgraph_redirect_edge_call_stmt_to_callee): Clear
        static chain if needed.

2014-03-28  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/60697
        * lra-constraints.c (index_part_to_reg): New.
        (process_address): Use it.

2014-03-27  Jeff Law  <law@redhat.com>
            Jakub Jelinek  <jakub@redhat.com>

        PR target/60648
        * expr.c (do_tablejump): Use simplify_gen_binary rather than
        gen_rtx_{PLUS,MULT} to build up the address expression.

        * i386/i386.c (ix86_legitimize_address): Use copy_addr_to_reg to avoid
        creating non-canonical RTL.

2014-03-28  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/60243
        * ipa-inline.c (want_inline_small_function_p): Short circuit large
        functions; reorganize to make cheap checks first.
        (inline_small_functions): Do not estimate growth when dumping;
        it is expensive.
        * ipa-inline.h (inline_summary): Add min_size.
        (growth_likely_positive): New function.
        * ipa-inline-analysis.c (dump_inline_summary): Add min_size.
        (set_cond_stmt_execution_predicate): Cleanup.
        (estimate_edge_size_and_time): Compute min_size.
        (estimate_calls_size_and_time): Likewise.
        (estimate_node_size_and_time): Likewise.
        (inline_update_overall_summary): Update min_size.
        (do_estimate_edge_time): Likewise.
        (do_estimate_edge_size): Update.
        (do_estimate_edge_hints): Update.
        (growth_likely_positive): New function.

2014-03-28  Jakub Jelinek  <jakub@redhat.com>

        PR target/60693
        * config/i386/i386.c (ix86_copy_addr_to_reg): Call copy_addr_to_reg
        also if addr has VOIDmode.

2014-03-28  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/aarch-common.c (aarch_crypto_can_dual_issue): New.
        * config/arm/aarch-common-protos.h (aarch_crypto_can_dual_issue):
        Declare extern.
        * config/arm/cortex-a53.md: Add reservations and bypass for crypto
        instructions as well as AdvancedSIMD loads.

2014-03-28  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aes_op>v16qi):
        Use crypto_aese type.
        (aarch64_crypto_aes<aesmc_op>v16qi): Use crypto_aesmc type.
        * config/arm/arm.md (is_neon_type): Replace crypto_aes with
        crypto_aese, crypto_aesmc.  Move to types.md.
        * config/arm/types.md (crypto_aes): Split into crypto_aese,
        crypto_aesmc.
        * config/arm/iterators.md (crypto_type): Likewise.

2014-03-28  Jan Hubicka  <hubicka@ucw.cz>

        * cgraph.c: Include expr.h and tree-dfa.h.
        (cgraph_redirect_edge_call_stmt_to_callee): If call in noreturn;
        remove LHS.

2014-03-28  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/60675
        * lra-assigns.c (find_hard_regno_for): Remove unavailable hard
        regs from checking multi-reg pseudos.

2014-03-28  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        * config/arm/t-aprofile (MULTILIB_MATCHES): Correct A12 rule.

2014-03-28  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

        * config/rs6000/rs6000.c (fusion_gpr_load_p): Refuse optimization
        if it would clobber the stack pointer, even temporarily.

2014-03-28  Eric Botcazou  <ebotcazou@adacore.com>

        * mode-switching.c: Make small adjustments to the top comment.

2014-03-27  Michael Meissner  <meissner@linux.vnet.ibm.com>

        * config/rs6000/constraints.md (wD constraint): New constraint to
        match the constant integer to get the top DImode/DFmode out of a
        vector in a VSX register.

        * config/rs6000/predicates.md (vsx_scalar_64bit): New predicate to
        match the constant integer to get the top DImode/DFmode out of a
        vector in a VSX register.

        * config/rs6000/rs6000-builtins.def (VBPERMQ): Add vbpermq builtin
        for ISA 2.07.

        * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
        vbpermq builtins.

        * config/rs6000/rs6000.c (rs6000_debug_reg_global): If
        -mdebug=reg, print value of VECTOR_ELEMENT_SCALAR_64BIT.

        * config/rs6000/vsx.md (vsx_extract_<mode>, V2DI/V2DF modes):
        Optimize vec_extract of 64-bit values, where the value being
        extracted is in the top word, where we can use scalar
        instructions.  Add direct move and store support.  Combine the big
        endian/little endian vector select load support into a single insn.
        (vsx_extract_<mode>_internal1): Likewise.
        (vsx_extract_<mode>_internal2): Likewise.
        (vsx_extract_<mode>_load): Likewise.
        (vsx_extract_<mode>_store): Likewise.
        (vsx_extract_<mode>_zero): Delete, big and little endian insns are
        combined into vsx_extract_<mode>_load.
        (vsx_extract_<mode>_one_le): Likewise.

        * config/rs6000/rs6000.h (VECTOR_ELEMENT_SCALAR_64BIT): Macro to
        define the top 64-bit vector element.

        * doc/md.texi (PowerPC and IBM RS6000 constraints): Document wD
        constraint.

        * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
        Document vec_vbpermq builtin.

        PR target/60672
        * config/rs6000/altivec.h (vec_xxsldwi): Add missing define to
        enable use of xxsldwi and xxpermdi builtin functions.
        (vec_xxpermdi): Likewise.

        * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
        Document use of vec_xxsldwi and vec_xxpermdi builtins.

2014-03-27  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/60650
        * lra-assign.c (find_hard_regno_for, spill_for): Add parameter
        first_p.  Use it.
        (find_spills_for): New.
        (assign_by_spills): Pass the new parameter to find_hard_regno_for.
        Spill all pseudos on the second iteration.

2014-03-27  Marek Polacek  <polacek@redhat.com>

        PR c/50347
        * doc/extend.texi (ffs Builtins): Change unsigned types to signed
        types.

2014-03-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/s390.c (s390_can_use_return_insn): Check for
        call-saved FPRs on 31 bit.

2014-03-27  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/60682
        * omp-low.c (lower_omp_1): For gimple_clobber_p stmts,
        if they need regimplification, just drop them instead of
        calling gimple_regimplify_operands on them.

2014-03-27  Marcus Shawcroft  <marcus.shawcroft@arm.com>

        PR target/60580
        * config/aarch64/aarch64.c (faked_omit_frame_pointer): Remove.
        (aarch64_frame_pointer_required): Adjust logic.
        (aarch64_can_eliminate): Adjust logic.
        (aarch64_override_options_after_change): Adjust logic.

2014-03-27  Dehao Chen  <dehao@google.com>

        * ipa-inline.c (early_inliner): Update node's inline info.

2014-03-26  Dehao Chen  <dehao@google.com>

        * dojump.c (do_compare_rtx_and_jump): Sets correct probability for
        compiler inserted conditional jumps for NAN float check.

2014-03-26  Jakub Jelinek  <jakub@redhat.com>

        * ubsan.h (ubsan_create_data): Change second argument's type
        to const location_t *.
        * ubsan.c (ubsan_source_location): If xloc.file is NULL, set it to
        _("<unknown>").
        (ubsan_create_data): Change second argument to const location_t *PLOC.
        Create Loc field whenever PLOC is non-NULL.
        (ubsan_instrument_unreachable, ubsan_expand_null_ifn,
        ubsan_build_overflow_builtin, instrument_bool_enum_load): Adjust
        callers.

        PR other/59545
        * real.c (real_to_integer2): Change type of low to UHWI.

2014-03-26  Tobias Burnus  <burnus@net-b.de>

        * gcc.c (LINK_COMMAND_SPEC): Use libcilkrts.spec for -fcilkplus.
        (CILK_SELF_SPECS): New define.
        (driver_self_specs): Use it.

2014-03-26  Richard Biener  <rguenther@suse.de>

        * tree-pretty-print.c (percent_K_format): Implement special
        case for LTO and its stripped down BLOCK tree.

2014-03-26  Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/60636
        * ubsan.c (instrument_si_overflow): Instrument ABS_EXPR.

        * tree-vrp.c (simplify_internal_call_using_ranges): If only
        one range is range_int_cst_p, but not both, at least optimize
        addition/subtraction of 0 and multiplication by 0 or 1.
        * gimple-fold.c (gimple_fold_call): Fold
        IFN_UBSAN_CHECK_{ADD,SUB,MUL}.
        (gimple_fold_stmt_to_constant_1): If both op0 and op1 aren't
        INTEGER_CSTs, try to fold at least x * 0 and y - y.

2014-03-26  Eric Botcazou  <ebotcazou@adacore.com>

        PR rtl-optimization/60452
        * rtlanal.c (rtx_addr_can_trap_p_1): Fix head comment.
        <case REG>: Return 1 for invalid offsets from the frame pointer.

2014-03-26  Marek Polacek  <polacek@redhat.com>

        PR c/37428
        * doc/extend.texi (C Extensions): Mention variable-length arrays in
        a structure/union.

2014-03-26  Marek Polacek  <polacek@redhat.com>

        PR c/39525
        * doc/extend.texi (Designated Inits): Describe what happens to omitted
        field members.

2014-03-26  Marek Polacek  <polacek@redhat.com>

        PR other/59545
        * ira-color.c (update_conflict_hard_regno_costs): Perform the
        multiplication in unsigned type.

2014-03-26  Chung-Ju Wu  <jasonwucj@gmail.com>

        * doc/install.texi: Document nds32le-*-elf and nds32be-*-elf.

2014-03-26  Chung-Ju Wu  <jasonwucj@gmail.com>

        * doc/contrib.texi: Add myself as Andes nds32 port contributor.

2014-03-25  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/60315
        * cif-code.def (UNREACHABLE) New code.
        * ipa-inline.c (inline_small_functions): Skip edges to
        __builtlin_unreachable.
        (estimate_edge_growth): Allow edges to __builtlin_unreachable.
        * ipa-inline-analysis.c (edge_set_predicate): Redirect edges with false
        predicate to __bulitin_unreachable.
        (set_cond_stmt_execution_predicate): Fix issue when
        invert_tree_comparison returns ERROR_MARK.
        * ipa-pure-const.c (propagate_pure_const, propagate_nothrow): Do not
        propagate to inline clones.
        * cgraph.c (verify_edge_corresponds_to_fndecl): Allow redirection
        to unreachable.
        * ipa-cp.c (create_specialized_node): Be ready for new node to appear.
        * cgraphclones.c (cgraph_clone_node): If call destination is already
        ureachable, do not redirect it back.
        * tree-inline.c (fold_marked_statements): Hanlde calls becoming
        unreachable.

2014-03-25  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-pure-const.c (propagate_pure_const, propagate_nothrow):
        Do not modify inline clones.

2014-03-25  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.md (general_sext_operand): New mode attr.
        (addv<mode>4, subv<mode>4, mulv<mode>4): If operands[2] is CONST_INT,
        don't generate (sign_extend (const_int)).
        (*addv<mode>4, *subv<mode>4, *mulv<mode>4): Disallow CONST_INT_P
        operands[2].  Use We constraint instead of <i> and
        <general_sext_operand> predicate instead of <general_operand>.
        (*addv<mode>4_1, *subv<mode>4_1, *mulv<mode>4_1): New insns.
        * config/i386/constraints.md (We): New constraint.
        * config/i386/predicates.md (x86_64_sext_operand,
        sext_operand): New predicates.

2014-03-25  Martin Jambor  <mjambor@suse.cz>

        PR ipa/60600
        * ipa-cp.c (ipa_get_indirect_edge_target_1): Redirect type
        inconsistent devirtualizations to __builtin_unreachable.

2014-03-25  Marek Polacek  <polacek@redhat.com>

        PR c/35449
        * doc/extend.texi (Example of asm with clobbered asm reg): Fix typo.

2014-03-25  Alan Lawrence  <alan.lawrence@arm.com>

        * config/aarch64/aarch64.c (aarch64_simd_valid_immediate): Reverse
        order of elements for big-endian.

2014-03-25  Richard Biener  <rguenther@suse.de>

        PR middle-end/60635
        * gimplify-me.c (gimple_regimplify_operands): Update the
        re-gimplifed stmt.

2014-03-25  Martin Jambor  <mjambor@suse.cz>

        PR ipa/59176
        * lto-cgraph.c (lto_output_node): Stream body_removed flag.
        (lto_output_varpool_node): Likewise.
        (input_overwrite_node): Likewise.
        (input_varpool_node): Likewise.

2014-03-25  Richard Biener  <rguenther@suse.de>

        * lto-wrapper.c (merge_and_complain): Handle OPT_fPIE like OPT_fpie.
        (run_gcc): Likewise.

2014-03-25  Jakub Jelinek  <jakub@redhat.com>

        * combine.c (simplify_compare_const): Add MODE argument.
        Handle mode_width 0 as very large mode_width.
        (try_combine, simplify_comparison): Adjust callers.

        * cselib.c (cselib_hash_rtx): Perform addition in unsigned
        type to avoid signed integer overflow.
        * explow.c (plus_constant): Likewise.

2014-03-25  Dominik Vogt  <vogt@linux.vnet.ibm.com>

        * doc/generic.texi: Correct typos.

2014-03-24  Tobias Burnus  <burnus@net-b.de>

        * doc/invoke.texi (-flto): Expand section about
        using static libraries with LTO.

2014-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        PR rtl-optimization/60501
        * optabs.def (addptr3_optab): New optab.
        * optabs.c (gen_addptr3_insn, have_addptr3_insn): New function.
        * doc/md.texi ("addptrm3"): Document new RTL standard expander.
        * expr.h (gen_addptr3_insn, have_addptr3_insn): Add prototypes.

        * lra.c (emit_add3_insn): Use the addptr pattern if available.

        * config/s390/s390.md ("addptrdi3", "addptrsi3"): New expanders.

2014-03-24  Ulrich Drepper  <drepper@gmail.com>

        * config/i386/avx512fintrin.h: Define _mm512_set1_ps and
        _mm512_set1_pd.

        * config/i386/avxintrin.h (_mm256_undefined_si256): Define.
        (_mm256_undefined_ps): Define.
        (_mm256_undefined_pd): Define.
        * config/i386/emmintrin.h (_mm_undefined_si128): Define.
        (_mm_undefined_pd): Define.
        * config/i386/xmmintrin.h (_mm_undefined_ps): Define.
        * config/i386/avx512fintrin.h (_mm512_undefined_si512): Define.
        (_mm512_undefined_ps): Define.
        (_mm512_undefined_pd): Define.
        Use _mm*_undefined_*.
        * config/i386/avx2intrin.h: Use _mm*_undefined_*.

2014-03-24  Alex Velenko  <Alex.Velenko@arm.com>

        * config/aarch64/aarch64-simd-builtins.def (lshr): DI mode excluded.
        (lshr_simd): DI mode added.
        * config/aarch64/aarch64-simd.md (aarch64_lshr_simddi): New pattern.
        (aarch64_ushr_simddi): Likewise.
        * config/aarch64/aarch64.md (UNSPEC_USHR64): New unspec.
        * config/aarch64/arm_neon.h (vshr_n_u64): Intrinsic fixed.
        (vshrd_n_u64): Likewise.

2014-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * Makefile.in (s-macro_list): Depend on cc1.

2014-03-23  Teresa Johnson  <tejohnson@google.com>

        * ipa-utils.c (ipa_print_order): Use specified dump file.

2014-03-23  Eric Botcazou  <ebotcazou@adacore.com>

        PR rtl-optimization/60601
        * bb-reorder.c (fix_up_fall_thru_edges): Test EDGE_FALLTHRU everywhere.

        * gcc.c (eval_spec_function): Initialize save_growing_value.

2014-03-22  Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/60613
        * internal-fn.c (ubsan_expand_si_overflow_addsub_check): For
        code == MINUS_EXPR, never swap op0 with op1.

        * toplev.c (init_local_tick): Avoid signed integer multiplication
        overflow.
        * genautomata.c (reserv_sets_hash_value): Fix rotate idiom, avoid
        shift by first operand's bitsize.

2014-03-21  Jakub Jelinek  <jakub@redhat.com>

        PR target/60610
        * config/i386/i386.h (TARGET_64BIT_P): If not TARGET_BI_ARCH,
        redefine to 1 or 0.
        * config/i386/darwin.h (TARGET_64BIT_P): Redefine to
        TARGET_ISA_64BIT_P(x).

2014-03-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate a
        pattern for vector nor instead of subtract from splat(-1).
        (altivec_expand_vec_perm_const_le): Likewise.

2014-03-21  Richard Henderson  <rth@twiddle.net>

        PR target/60598
        * ifcvt.c (dead_or_predicable): Return FALSE if there are any frame
        related insns after epilogue_completed.

2014-03-21  Martin Jambor  <mjambor@suse.cz>

        PR ipa/59176
        * cgraph.h (symtab_node): New flag body_removed.
        * ipa.c (symtab_remove_unreachable_nodes): Set body_removed flag
        when removing bodies.
        * symtab.c (dump_symtab_base): Dump body_removed flag.
        * cgraph.c (verify_edge_corresponds_to_fndecl): Skip nodes which
        had their bodies removed.

2014-03-21  Martin Jambor  <mjambor@suse.cz>

        PR ipa/60419
        * ipa.c (symtab_remove_unreachable_nodes): Clear thunk flag of nodes
        in the border.

2014-03-21  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/60577
        * tree-core.h (struct tree_base): Document nothrow_flag use
        in DECL_NONALIASED.
        * tree.h (DECL_NONALIASED): New.
        (may_be_aliased): Adjust.
        * coverage.c (build_var): Set DECL_NONALIASED.

2014-03-20  Eric Botcazou  <ebotcazou@adacore.com>

        * expr.c (expand_expr_real_1): Remove outdated comment.

2014-03-20  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/60597
        * ira.c (adjust_cleared_regs): Call copy_rtx on
        *reg_equiv[REGNO (loc)].src_p before passing it to
        simplify_replace_fn_rtx.

        PR target/60568
        * config/i386/i386.c (x86_output_mi_thunk): Surround UNSPEC_GOT
        into CONST, put pic register as first operand of PLUS.  Use
        gen_const_mem for both 32-bit and 64-bit PIC got loads.

2014-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        * config/aarch64/aarch64.c (MEMORY_MOVE_COST): Delete.

2014-03-20  Eric Botcazou  <ebotcazou@adacore.com>

        * config/sparc/sparc.c (sparc_do_work_around_errata): Implement work
        around for store forwarding issue in the FPU on the UT699.
        * config/sparc/sparc.md (in_branch_delay): Return false for single FP
        loads and operations if -mfix-ut699 is specified.
        (divtf3_hq): Tweak attribute.
        (sqrttf2_hq): Likewise.

2014-03-20  Eric Botcazou  <ebotcazou@adacore.com>

        * calls.c (store_one_arg): Remove incorrect const qualification on the
        type of the temporary.
        * cfgexpand.c (expand_return): Likewise.
        * expr.c (expand_constructor): Likewise.
        (expand_expr_real_1): Likewise.

2014-03-20  Zhenqiang Chen  <zhenqiang.chen@linaro.org>

        * config/arm/arm.c (arm_dwarf_register_span): Update the element number
        of parts.

2014-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR target/60039
        * config/sh/sh.md (udivsi3_i1): Clobber R1 register.

2014-03-19  James Greenhalgh  <james.greenhalgh@arm.com>

        * config/arm/aarch-common-protos.h
        (alu_cost_table): Fix spelling of "extend".
        * config/arm/arm.c (arm_new_rtx_costs): Fix spelling of "extend".

2014-03-19  Richard Biener  <rguenther@suse.de>

        PR middle-end/60553
        * tree-core.h (tree_type_common): Re-order pointer members
        to reduce recursion depth during GC walks.

2014-03-19  Marek Polacek  <polacek@redhat.com>

        PR sanitizer/60569
        * ubsan.c (ubsan_type_descriptor): Check that DECL_NAME is nonnull
        before accessing it.

2014-03-19  Richard Biener  <rguenther@suse.de>

        PR lto/59543
        * lto-streamer-in.c (input_function): In WPA stage do not drop
        debug stmts.

2014-03-19  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/60559
        * vectorizable_mask_load_store): Replace scalar MASK_LOAD
        with build_zero_cst assignment.

2014-03-18  Kai Tietz  <ktietz@redhat.com>

        PR rtl-optimization/56356
        * sdbout.c (sdbout_parms): Verify that parms'
        incoming argument is valid.
        (sdbout_reg_parms): Likewise.

2014-03-18  Richard Henderson  <rth@redhat.com>

        PR target/60562
        * config/i386/i386.md (*float<SWI48x><MODEF>2_i387): Move down to
        be shadowed by *float<SWI48><MODEF>2_sse.  Test X87_ENABLE_FLOAT.
        (*float<SWI48><MODEF>2_sse): Check X87_ENABLE_FLOAT for alternative 0.

2014-03-18  Basile Starynkevitch  <basile@starynkevitch.net>

        * plugin.def: Improve comment for PLUGIN_INCLUDE_FILE.
        * doc/plugins.texi (Plugin callbacks): Mention PLUGIN_INCLUDE_FILE.
        Italicize plugin event names in description.  Explain that
        PLUGIN_PRAGMAS has no sense for lto1.  Explain PLUGIN_INCLUDE_FILE.
        Remind that no GCC functions should be called after PLUGIN_FINISH.
        Explain what pragmas with expansion are.

2014-03-18  Martin Liska  <mliska@suse.cz>

        * cgraph.c (cgraph_update_edges_for_call_stmt_node): Added case when
        gimple call statement is update.
        * gimple-fold.c (gimple_fold_call): Changed order for GIMPLE_ASSIGN and
        GIMPLE_CALL, where gsi iterator still points to GIMPLE CALL.

2014-03-18  Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/60557
        * ubsan.c (ubsan_instrument_unreachable): Call
        initialize_sanitizer_builtins.
        (ubsan_pass): Likewise.

        PR sanitizer/60535
        * ubsan.c (ubsan_type_descriptor, ubsan_create_data): Call
        varpool_finalize_decl instead of rest_of_decl_compilation.

2014-03-18  Richard Biener  <rguenther@suse.de>

        * df-problems.c (df_rd_confluence_n): Avoid bitmap_copy
        by using bitmap_and_compl instead of bitmap_and_compl_into.
        (df_rd_transfer_function): Likewise.

2014-03-18  Richard Biener  <rguenther@suse.de>

        * doc/lto.texi (fresolution): Fix typo.

2014-03-18  Richard Biener  <rguenther@suse.de>

        * doc/invoke.texi (flto): Update for changes in 4.9.

2014-03-18  Richard Biener  <rguenther@suse.de>

        * doc/loop.texi: Remove section on the removed lambda framework.
        Update loop docs with recent changes in preserving loop structure.

2014-03-18  Richard Biener  <rguenther@suse.de>

        * doc/lto.texi (-fresolution): Document.

2014-03-18  Richard Biener  <rguenther@suse.de>

        * doc/contrib.texi: Adjust my name.

2014-03-18  Jakub Jelinek  <jakub@redhat.com>

        PR ipa/58721
        * internal-fn.c: Include diagnostic-core.h.
        (expand_BUILTIN_EXPECT): New function.
        * gimplify.c (gimplify_call_expr): Use false instead of FALSE.
        (gimplify_modify_expr): Gimplify 3 argument __builtin_expect into
        IFN_BUILTIN_EXPECT call instead of __builtin_expect builtin call.
        * ipa-inline-analysis.c (find_foldable_builtin_expect): Handle
        IFN_BUILTIN_EXPECT.
        * predict.c (expr_expected_value_1): Handle IFN_BUILTIN_EXPECT.
        Revert 3 argument __builtin_expect code.
        (strip_predict_hints): Handle IFN_BUILTIN_EXPECT.
        * gimple-fold.c (gimple_fold_call): Likewise.
        * tree.h (fold_builtin_expect): New prototype.
        * builtins.c (build_builtin_expect_predicate): Add predictor
        argument, if non-NULL, create 3 argument __builtin_expect.
        (fold_builtin_expect): No longer static.  Add ARG2 argument,
        pass it through to build_builtin_expect_predicate.
        (fold_builtin_2): Adjust caller.
        (fold_builtin_3): Handle BUILT_IN_EXPECT.
        * internal-fn.def (BUILTIN_EXPECT): New.

2014-03-18  Tobias Burnus  <burnus@net-b.de>

        PR ipa/58721
        * predict.def (PRED_FORTRAN_OVERFLOW, PRED_FORTRAN_FAIL_ALLOC,
        PRED_FORTRAN_FAIL_IO, PRED_FORTRAN_WARN_ONCE, PRED_FORTRAN_SIZE_ZERO,
        PRED_FORTRAN_INVALID_BOUND, PRED_FORTRAN_ABSENT_DUMMY): Add.

2014-03-18  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/58721
        * predict.c (combine_predictions_for_bb): Fix up formatting.
        (expr_expected_value_1, expr_expected_value): Add predictor argument,
        fill what it points to if non-NULL.
        (tree_predict_by_opcode): Adjust caller, use the predictor.
        * predict.def (PRED_COMPARE_AND_SWAP): Add.

2014-03-18  Eric Botcazou  <ebotcazou@adacore.com>

        * config/sparc/sparc.c (sparc_do_work_around_errata): Speed up and use
        proper constant for the store mode.

2014-03-18  Ilya Enkovich  <ilya.enkovich@intel.com>

        * symtab.c (change_decl_assembler_name): Fix transparent alias
        chain construction.

2014-03-16  Renlin Li  <Renlin.Li@arm.com>

        * config/aarch64/aarch64.c: Correct the comments about the
        aarch64 stack layout.

2014-03-18  Thomas Schwinge  <thomas@codesourcery.com>

        * omp-low.c (lower_rec_input_clauses) <build_omp_barrier>: Restore
        check for GF_OMP_FOR_KIND_FOR.

2013-03-18  Kirill Yukhin  <kirill.yukhin@intel.com>

        * config/i386/i386.h (ADDITIONAL_REGISTER_NAMES): Add
        ymm and zmm register names.

2014-03-17  Jakub Jelinek  <jakub@redhat.com>

        PR target/60516
        * config/i386/i386.c (ix86_expand_epilogue): Adjust REG_CFA_ADJUST_CFA
        note creation for the 2010-08-31 changes.

2014-03-17  Marek Polacek  <polacek@redhat.com>

        PR middle-end/60534
        * omp-low.c (omp_max_vf): Treat -fno-tree-loop-optimize the same
        as -fno-tree-loop-vectorize.
        (expand_omp_simd): Likewise.

2014-03-15  Eric Botcazou  <ebotcazou@adacore.com>

        * config/sparc/sparc-protos.h (tls_call_delay): Delete.
        (eligible_for_call_delay): New prototype.
        * config/sparc/sparc.c (tls_call_delay): Rename into...
        (eligible_for_call_delay): ...this.  Return false if the instruction
        cannot be put in the delay slot of a branch.
        (eligible_for_restore_insn): Simplify.
        (eligible_for_return_delay): Return false if the instruction cannot be
        put in the delay slot of a branch and simplify.
        (eligible_for_sibcall_delay): Return false if the instruction cannot be
        put in the delay slot of a branch.
        * config/sparc/sparc.md (fix_ut699): New attribute.
        (tls_call_delay): Delete.
        (in_call_delay): Reimplement.
        (eligible_for_sibcall_delay): Rename into...
        (in_sibcall_delay): ...this.
        (eligible_for_return_delay): Rename into...
        (in_return_delay): ...this.
        (in_branch_delay): Reimplement.
        (in_uncond_branch_delay): Delete.
        (in_annul_branch_delay): Delete.

2014-03-14  Richard Henderson  <rth@redhat.com>

        PR target/60525
        * config/i386/i386.md (floathi<X87MODEF>2): Delete expander; rename
        define_insn from *floathi<X87MODEF>2_i387; allow nonimmediate_operand.
        (*floathi<X87MODEF>2_i387_with_temp): Remove.
        (floathi splitters): Remove.
        (float<SWI48x>xf2): New pattern.
        (float<SWI48><MODEF>2): Rename from float<SWI48x><X87MODEF>2.  Drop
        code that tried to handle DImode for 32-bit, but which was excluded
        by the pattern's condition.  Drop allocation of stack temporary.
        (*floatsi<MODEF>2_vector_mixed_with_temp): Remove.
        (*float<SWI48><MODEF>2_mixed_with_temp): Remove.
        (*float<SWI48><MODEF>2_mixed_interunit): Remove.
        (*float<SWI48><MODEF>2_mixed_nointerunit): Remove.
        (*floatsi<MODEF>2_vector_sse_with_temp): Remove.
        (*float<SWI48><MODEF>2_sse_with_temp): Remove.
        (*float<SWI48><MODEF>2_sse_interunit): Remove.
        (*float<SWI48><MODEF>2_sse_nointerunit): Remove.
        (*float<SWI48x><X87MODEF>2_i387_with_temp): Remove.
        (*float<SWI48x><X87MODEF>2_i387): Remove.
        (all float _with_temp splitters): Remove.
        (*float<SWI48x><MODEF>2_i387): New pattern.
        (*float<SWI48><MODEF>2_sse): New pattern.
        (float TARGET_USE_VECTOR_CONVERTS splitters): Merge them.
        (float TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters): Merge them.

2014-03-14  Jakub Jelinek  <jakub@redhat.com>
            Marek Polacek  <polacek@redhat.com>

        PR middle-end/60484
        * common.opt (dump_base_name_prefixed): New Variable.
        * opts.c (finish_options): Don't prepend directory to x_dump_base_name
        if x_dump_base_name_prefixed is already set, set it at the end.

2014-03-14  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/60508
        * lra-constraints.c (get_reload_reg): Add new parameter
        in_subreg_p.
        (process_addr_reg, simplify_operand_subreg, curr_insn_transform):
        Pass the new parameter values.

2014-03-14  Richard Biener  <rguenther@suse.de>

        * common.opt: Revert unintented changes from r205065.
        * opts.c: Likewise.

2014-03-14  Richard Biener  <rguenther@suse.de>

        PR middle-end/60518
        * cfghooks.c (split_block): Properly adjust all loops the
        block was a latch of.

2014-03-14  Martin Jambor  <mjambor@suse.cz>

        PR lto/60461
        * ipa-prop.c (ipa_modify_call_arguments): Fix iteration condition
        and simplify it.

2014-03-14  Georg-Johann Lay  <avr@gjlay.de>

        PR target/59396
        * config/avr/avr.c (avr_set_current_function): Pass function name
        through default_strip_name_encoding before sanity checking instead
        of skipping the first char of the assembler name.

2014-03-13  Richard Henderson  <rth@redhat.com>

        PR debug/60438
        * config/i386/i386.c (ix86_split_fp_branch): Remove pushed argument.
        (ix86_force_to_memory, ix86_free_from_memory): Remove.
        * config/i386/i386-protos.h: Likewise.
        * config/i386/i386.md (floathi<X87MODEF>2): Use assign_386_stack_local
        in the expander instead of a splitter.
        (float<SWI48x><X87MODEF>2): Use assign_386_stack_local if there is
        any possibility of requiring a memory.
        (*floatsi<MODEF>2_vector_mixed): Remove, and the splitters.
        (*floatsi<MODEF>2_vector_sse): Remove, and the splitters.
        (fp branch splitters): Update for ix86_split_fp_branch.
        (*jcc<X87MODEF>_<SWI24>_i387): Remove r/f alternative.
        (*jcc<X87MODEF>_<SWI24>_r_i387): Likewise.
        (splitter for jcc<X87MODEF>_<SWI24>_i387 r/f): Remove.
        (*fop_<MODEF>_2_i387): Remove f/r alternative.
        (*fop_<MODEF>_3_i387): Likewise.
        (*fop_xf_2_i387, *fop_xf_3_i387): Likewise.
        (splitters for the fop_* register patterns): Remove.
        (fscalexf4_i387): Rename from *fscalexf4_i387.
        (ldexpxf3): Use gen_floatsixf2 and gen_fscalexf4_i387.

2014-03-13  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/59779
        * tree-dfa.c (get_ref_base_and_extent): Use double_int
        type for bitsize and maxsize instead of HOST_WIDE_INT.

2014-03-13  Steven Bosscher  <steven@gcc.gnu.org>

        PR rtl-optimization/57320
        * function.c (rest_of_handle_thread_prologue_and_epilogue): Cleanup
        the CFG after thread_prologue_and_epilogue_insns.

2014-03-13  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/57189
        * lra-constraints.c (process_alt_operands): Disfavor spilling
        vector pseudos.

2014-03-13  Cesar Philippidis  <cesar@codesourcery.com>

        * lto-wrapper.c (maybe_unlink_file): Suppress diagnostic messages.

2014-03-13  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/59025
        PR middle-end/60418
        * tree-ssa-reassoc.c (sort_by_operand_rank): For SSA_NAMEs with the
        same rank, sort by bb_rank and gimple_uid of SSA_NAME_DEF_STMT first.

2014-03-13  Georg-Johann Lay  <avr@gjlay.de>

        PR target/60486
        * config/avr/avr.c (avr_out_plus): Swap cc_plus and cc_minus in
        calls of avr_out_plus_1.

2014-03-13  Bin Cheng  <bin.cheng@arm.com>

        * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Record
        BB's single pred and update the father loop's latch info later.

2014-03-12  Michael Meissner  <meissner@linux.vnet.ibm.com>

        * config/rs6000/vector.md (VEC_L): Add V1TI mode to vector types.
        (VEC_M): Likewise.
        (VEC_N): Likewise.
        (VEC_R): Likewise.
        (VEC_base): Likewise.
        (mov<MODE>, VEC_M modes): If we are loading TImode into VSX
        registers, we need to swap double words in little endian mode.

        * config/rs6000/rs6000-modes.def (V1TImode): Add new vector mode
        to be a container mode for 128-bit integer operations added in ISA
        2.07.  Unlike TImode and PTImode, the preferred register set is
        the Altivec/VMX registers for the 128-bit operations.

        * config/rs6000/rs6000-protos.h (rs6000_move_128bit_ok_p): Add
        declarations.
        (rs6000_split_128bit_ok_p): Likewise.

        * config/rs6000/rs6000-builtin.def (BU_P8V_AV_3): Add new support
        macros for creating ISA 2.07 normal and overloaded builtin
        functions with 3 arguments.
        (BU_P8V_OVERLOAD_3): Likewise.
        (VPERM_1T): Add support for V1TImode in 128-bit vector operations
        for use as overloaded functions.
        (VPERM_1TI_UNS): Likewise.
        (VSEL_1TI): Likewise.
        (VSEL_1TI_UNS): Likewise.
        (ST_INTERNAL_1ti): Likewise.
        (LD_INTERNAL_1ti): Likewise.
        (XXSEL_1TI): Likewise.
        (XXSEL_1TI_UNS): Likewise.
        (VPERM_1TI): Likewise.
        (VPERM_1TI_UNS): Likewise.
        (XXPERMDI_1TI): Likewise.
        (SET_1TI): Likewise.
        (LXVD2X_V1TI): Likewise.
        (STXVD2X_V1TI): Likewise.
        (VEC_INIT_V1TI): Likewise.
        (VEC_SET_V1TI): Likewise.
        (VEC_EXT_V1TI): Likewise.
        (EQV_V1TI): Likewise.
        (NAND_V1TI): Likewise.
        (ORC_V1TI): Likewise.
        (VADDCUQ): Add support for 128-bit integer arithmetic instructions
        added in ISA 2.07.  Add both normal 'altivec' builtins, and the
        overloaded builtin.
        (VADDUQM): Likewise.
        (VSUBCUQ): Likewise.
        (VADDEUQM): Likewise.
        (VADDECUQ): Likewise.
        (VSUBEUQM): Likewise.
        (VSUBECUQ): Likewise.

        * config/rs6000/rs6000-c.c (__int128_type): New static to hold
        __int128_t and __uint128_t types.
        (__uint128_type): Likewise.
        (altivec_categorize_keyword): Add support for vector __int128_t,
        vector __uint128_t, vector __int128, and vector unsigned __int128
        as a container type for TImode operations that need to be done in
        VSX/Altivec registers.
        (rs6000_macro_to_expand): Likewise.
        (altivec_overloaded_builtins): Add ISA 2.07 overloaded functions
        to support 128-bit integer instructions vaddcuq, vadduqm,
        vaddecuq, vaddeuqm, vsubcuq, vsubuqm, vsubecuq, vsubeuqm.
        (altivec_resolve_overloaded_builtin): Add support for V1TImode.

        * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
        for V1TImode, and set up preferences to use VSX/Altivec registers.
        Setup VSX reload handlers.
        (rs6000_debug_reg_global): Likewise.
        (rs6000_init_hard_regno_mode_ok): Likewise.
        (rs6000_preferred_simd_mode): Likewise.
        (vspltis_constant): Do not allow V1TImode as easy altivec constants.
        (easy_altivec_constant): Likewise.
        (output_vec_const_move): Likewise.
        (rs6000_expand_vector_set): Convert V1TImode set and extract to
        simple move.
        (rs6000_expand_vector_extract): Likewise.
        (reg_offset_addressing_ok_p): Setup V1TImode to use VSX reg+reg
        addressing.
        (rs6000_const_vec): Add support for V1TImode.
        (rs6000_emit_le_vsx_load): Swap double words when loading or
        storing TImode/V1TImode.
        (rs6000_emit_le_vsx_store): Likewise.
        (rs6000_emit_le_vsx_move): Likewise.
        (rs6000_emit_move): Add support for V1TImode.
        (altivec_expand_ld_builtin): Likewise.
        (altivec_expand_st_builtin): Likewise.
        (altivec_expand_vec_init_builtin): Likewise.
        (altivec_expand_builtin): Likewise.
        (rs6000_init_builtins): Add support for V1TImode type.  Add
        support for ISA 2.07 128-bit integer builtins.  Define type names
        for the VSX/Altivec vector types.
        (altivec_init_builtins): Add support for overloaded vector
        functions with V1TImode type.
        (rs6000_preferred_reload_class): Prefer Altivec registers for V1TImode.
        (rs6000_move_128bit_ok_p): Move 128-bit move/split validation to
        external function.
        (rs6000_split_128bit_ok_p): Likewise.
        (rs6000_handle_altivec_attribute): Create V1TImode from vector
        __int128_t and vector __uint128_t.

        * config/rs6000/vsx.md (VSX_L): Add V1TImode to vector iterators
        and mode attributes.
        (VSX_M): Likewise.
        (VSX_M2): Likewise.
        (VSm): Likewise.
        (VSs): Likewise.
        (VSr): Likewise.
        (VSv): Likewise.
        (VS_scalar): Likewise.
        (VS_double): Likewise.
        (vsx_set_v1ti): New builtin function to create V1TImode from TImode.

        * config/rs6000/rs6000.h (TARGET_VADDUQM): New macro to say whether
        we support the ISA 2.07 128-bit integer arithmetic instructions.
        (ALTIVEC_OR_VSX_VECTOR_MODE): Add V1TImode.
        (enum rs6000_builtin_type_index): Add fields to hold V1TImode
        and TImode types for use with the builtin functions.
        (V1TI_type_node): Likewise.
        (unsigned_V1TI_type_node): Likewise.
        (intTI_type_internal_node): Likewise.
        (uintTI_type_internal_node): Likewise.

        * config/rs6000/altivec.md (UNSPEC_VADDCUQ): New unspecs for ISA 2.07
        128-bit builtin functions.
        (UNSPEC_VADDEUQM): Likewise.
        (UNSPEC_VADDECUQ): Likewise.
        (UNSPEC_VSUBCUQ): Likewise.
        (UNSPEC_VSUBEUQM): Likewise.
        (UNSPEC_VSUBECUQ): Likewise.
        (VM): Add V1TImode to vector mode iterators.
        (VM2): Likewise.
        (VI_unit): Likewise.
        (altivec_vadduqm): Add ISA 2.07 128-bit binary builtins.
        (altivec_vaddcuq): Likewise.
        (altivec_vsubuqm): Likewise.
        (altivec_vsubcuq): Likewise.
        (altivec_vaddeuqm): Likewise.
        (altivec_vaddecuq): Likewise.
        (altivec_vsubeuqm): Likewise.
        (altivec_vsubecuq): Likewise.

        * config/rs6000/rs6000.md (FMOVE128_GPR): Add V1TImode to vector
        mode iterators.
        (BOOL_128): Likewise.
        (BOOL_REGS_OUTPUT): Likewise.
        (BOOL_REGS_OP1): Likewise.
        (BOOL_REGS_OP2): Likewise.
        (BOOL_REGS_UNARY): Likewise.
        (BOOL_REGS_AND_CR0): Likewise.

        * config/rs6000/altivec.h (vec_vaddcuq): Add support for ISA 2.07
        128-bit integer builtin support.
        (vec_vadduqm): Likewise.
        (vec_vaddecuq): Likewise.
        (vec_vaddeuqm): Likewise.
        (vec_vsubecuq): Likewise.
        (vec_vsubeuqm): Likewise.
        (vec_vsubcuq): Likewise.
        (vec_vsubuqm): Likewise.

        * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
        Document vec_vaddcuq, vec_vadduqm, vec_vaddecuq, vec_vaddeuqm,
        vec_subecuq, vec_subeuqm, vec_vsubcuq, vec_vsubeqm builtins adding
        128-bit integer add/subtract to ISA 2.07.

2014-03-12  Joern Rennecke  <joern.rennecke@embecosm.com>

        * config/arc/arc.c (arc_predicate_delay_insns):
        Fix third argument passed to conditionalize_nonjump.

2014-03-12  Yufeng Zhang  <yufeng.zhang@arm.com>

        * config/aarch64/aarch64-builtins.c
        (aarch64_builtin_vectorized_function): Add BUILT_IN_LFLOORF,
        BUILT_IN_LLFLOOR, BUILT_IN_LCEILF and BUILT_IN_LLCEIL.
        * config/aarch64/arm_neon.h (vcvtaq_u64_f64): Call __builtin_llfloor
        instead of __builtin_lfloor.
        (vcvtnq_u64_f64): Call __builtin_llceil instead of __builtin_lceil.

2014-03-12  Jakub Jelinek  <jakub@redhat.com>

        * tree-ssa-ifcombine.c (forwarder_block_to): New function.
        (tree_ssa_ifcombine_bb_1): New function.
        (tree_ssa_ifcombine_bb): Use it.  Handle also cases where else_bb
        is an empty forwarder block to then_bb or vice versa and then_bb
        and else_bb are effectively swapped.

2014-03-12  Christian Bruel  <christian.bruel@st.com>

        PR target/60264
        * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): Emit a
        REG_CFA_DEF_CFA note.
        (arm_expand_epilogue_apcs_frame): call arm_add_cfa_adjust_cfa_note.
        (arm_unwind_emit): Allow REG_CFA_DEF_CFA.

2014-03-12  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        PR tree-optimization/60454
        * tree-ssa-math-opts.c (find_bswap_1): Fix bswap detection.

2014-03-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config.gcc (aarch64*-*-*): Use ISA flags from aarch64-arches.def.
        Do not define target_cpu_default2 to generic.
        * config/aarch64/aarch64.h (TARGET_CPU_DEFAULT): Use generic cpu.
        * config/aarch64/aarch64.c (aarch64_override_options): Update comment.
        * config/aarch64/aarch64-arches.def (armv8-a): Use generic cpu.

2014-03-12  Jakub Jelinek  <jakub@redhat.com>
            Marc Glisse  <marc.glisse@inria.fr>

        PR tree-optimization/60502
        * tree-ssa-reassoc.c (eliminate_not_pairs): Use build_all_ones_cst
        instead of build_low_bits_mask.

2014-03-12  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/60482
        * tree-vrp.c (register_edge_assert_for_1): Don't add assert
        if there are multiple uses, but op doesn't live on E edge.
        * tree-cfg.c (assert_unreachable_fallthru_edge_p): Also ignore
        clobber stmts before __builtin_unreachable.

2014-03-11  Richard Sandiford  <rdsandiford@googlemail.com>

        * builtins.c (expand_builtin_setjmp_receiver): Use and clobber
        hard_frame_pointer_rtx.
        * cse.c (cse_insn): Remove volatile check.
        * cselib.c (cselib_process_insn): Likewise.
        * dse.c (scan_insn): Likewise.

2014-03-11  Joern Rennecke  <joern.rennecke@embecosm.com>

        * config/arc/arc.c (conditionalize_nonjump): New function,
        broken out of ...
        (arc_ifcvt): ... this.
        (arc_predicate_delay_insns): Use it.

2014-03-11  Joern Rennecke  <joern.rennecke@embecosm.com>

        * config/arc/predicates.md (extend_operand): During/after reload,
        allow const_int_operand.
        * config/arc/arc.md (mulsidi3_700): Use extend_operand predicate.
        (umulsidi3_700): Likewise.  Change operand 2 constraint back to "cL".
        (mulsi3_highpart): Change operand 2 constraint alternatives 2 and 3
        to "i".
        (umulsi3_highpart_i): Likewise.

2014-03-11  Richard Biener  <rguenther@suse.de>

        * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
        Add asserts to guard possible wrong-code bugs.

2014-03-11  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/60429
        PR tree-optimization/60485
        * tree-ssa-structalias.c (set_union_with_increment): Properly
        take into account all fields that overlap the shifted vars.
        (do_sd_constraint): Likewise.
        (do_ds_constraint): Likewise.
        (get_constraint_for_ptr_offset): Likewise.

2014-03-11  Chung-Lin Tang  <cltang@codesourcery.com>

        * config/nios2/nios2.c (machine_function): Add fp_save_offset field.
        (nios2_compute_frame_layout):
        Add calculation of cfun->machine->fp_save_offset.
        (nios2_expand_prologue): Correct setting of frame pointer register
        in prologue.
        (nios2_expand_epilogue): Update recovery of stack pointer from
        frame pointer accordingly.
        (nios2_initial_elimination_offset): Update calculation of offset
        for eliminating to HARD_FRAME_POINTER_REGNUM.

2014-03-10  Jakub Jelinek  <jakub@redhat.com>

        PR ipa/60457
        * ipa.c (symtab_remove_unreachable_nodes): Don't call
        cgraph_get_create_node on VAR_DECLs.

2014-03-10  Richard Biener  <rguenther@suse.de>

        PR middle-end/60474
        * tree.c (signed_or_unsigned_type_for): Handle OFFSET_TYPEs.

2014-03-08  Douglas B Rupp  <rupp@gnat.com>

        * config/vms/vms.opt (vms_float_format): New variable.

2014-03-08  Tobias Burnus  <burnus@net-b.de>

        * doc/invoke.texi (-fcilkplus): Update implementation status.

2014-03-08  Paulo Matos  <paulo@matos-sorge.com>
            Richard Biener  <rguenther@suse.de>

        * lto-wrapper.c (merge_and_complain): Ensure -fshort-double is used
        consistently accross all TUs.
        (run_gcc): Enable -fshort-double automatically at link at link-time
        and disallow override.

2014-03-08  Richard Sandiford  <rdsandiford@googlemail.com>

        PR target/58271
        * config/mips/mips.c (mips_option_override): Promote -mpaired-single
        warning to an error.  Disable TARGET_PAIRED_SINGLE and TARGET_MIPS3D
        if they can't be used.

2014-03-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * configure.ac (HAVE_AS_IX86_TLSLDMPLT): Improve test
        for Solaris 11/x86 ld.
        * configure: Regenerate.

2014-03-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * configure.ac (TLS_SECTION_ASM_FLAG): Save as tls_section_flag.
        (LIB_TLS_SPEC): Save as ld_tls_libs.
        (HAVE_AS_IX86_TLSLDMPLT): Define as 1/0.
        (HAVE_AS_IX86_TLSLDM): New test.
        * configure, config.in: Regenerate.
        * config/i386/i386.c (legitimize_tls_address): Fall back to
        TLS_MODEL_GLOBAL_DYNAMIC on 32-bit Solaris/x86 if tool chain
        cannot support TLS_MODEL_LOCAL_DYNAMIC.
        * config/i386/i386.md (*tls_local_dynamic_base_32_gnu): Use if
        instead of #ifdef in HAVE_AS_IX86_TLSLDMPLT test.

2014-03-07  Paulo Matos  <paulo@matos-sorge.com>

        * common.opt (fira-loop-pressure): Mark as optimization.

2014-03-07  Thomas Schwinge  <thomas@codesourcery.com>

        * langhooks.c (lhd_omp_mappable_type): The error_mark_node is not
        an OpenMP mappable type.

2014-03-06  Matthias Klose  <doko@ubuntu.com>

        * Makefile.in (s-mlib): Only pass MULTIARCH_DIRNAME if
        MULTILIB_OSDIRNAMES is not defined.

2014-03-06  Jakub Jelinek  <jakub@redhat.com>
            Meador Inge  <meadori@codesourcery.com>

        PR target/58595
        * config/arm/arm.c (arm_tls_symbol_p): Remove.
        (arm_legitimize_address): Call legitimize_tls_address for any
        arm_tls_referenced_p expression, handle constant addend.  Call it
        before testing for !TARGET_ARM.
        (thumb_legitimize_address): Don't handle arm_tls_symbol_p here.

2014-03-06  Richard Biener  <rguenther@suse.de>

        PR middle-end/60445
        PR lto/60424
        PR lto/60427
        Revert
        2014-03-04  Paulo Matos  <paulo@matos-sorge.com>

        * tree-streamer.c (record_common_node): Assert we don't record
        nodes with type double.
        (preload_common_node): Skip type double, complex double and double
        pointer since it is now frontend dependent due to fshort-double option.

2014-03-06  Richard Biener  <rguenther@suse.de>

        * gcc.c (PLUGIN_COND): Always enable unless -fno-use-linker-plugin
        or -fno-lto is specified and the linker has full plugin support.
        * collect2.c (lto_mode): Default to LTO_MODE_WHOPR if LTO is enabled.
        (main): Remove -flto processing, adjust lto_mode using use_plugin late.
        * lto-wrapper.c (merge_and_complain): Merge compile-time
        optimization levels.
        (run_gcc): And pass it through to the link options.

2014-03-06  Alexandre Oliva  <aoliva@redhat.com>

        PR debug/60381
        Revert:
        2014-02-28  Alexandre Oliva  <aoliva@redhat.com>
        PR debug/59992
        * cselib.c (remove_useless_values): Skip to avoid quadratic
        behavior if the condition moved from...
        (cselib_process_insn): ... here holds.

2014-03-05  Jakub Jelinek  <jakub@redhat.com>

        PR plugins/59335
        * Makefile.in (PLUGIN_HEADERS): Add tree-phinodes.h, stor-layout.h,
        ssa-iterators.h, $(RESOURCE_H) and tree-cfgcleanup.h.

        PR plugins/59335
        * config/i386/t-i386 (OPTIONS_H_EXTRA): Add stringop.def.
        (TM_H): Add x86-tune.def.

2014-03-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64.c (generic_tunings):
        Use cortexa57_extra_costs.

2014-03-05  Jakub Jelinek  <jakub@redhat.com>

        PR lto/60404
        * cfgexpand.c (expand_used_vars): Do not assume all SSA_NAMEs
        of PARM/RESULT_DECLs must be coalesced with optimize && in_lto_p.
        * tree-ssa-coalesce.c (coalesce_ssa_name): Use MUST_COALESCE_COST - 1
        cost for in_lto_p.

2014-03-04  Heiher  <r@hev.cc>

        * config/mips/mips-cpus.def (loongson3a): Mark as a MIPS64r2 processor.
        * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Adjust accordingly.

2014-03-04  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/predicates.md (const2356_operand): Change to ...
        (const2367_operand): ... this.
        * config/i386/sse.md (avx512pf_scatterpf<mode>sf): Use
        const2367_operand.
        (*avx512pf_scatterpf<mode>sf_mask): Ditto.
        (*avx512pf_scatterpf<mode>sf): Ditto.
        (avx512pf_scatterpf<mode>df): Ditto.
        (*avx512pf_scatterpf<mode>df_mask): Ditto.
        (*avx512pf_scatterpf<mode>df): Ditto.
        * config/i386/i386.c (ix86_expand_builtin): Update
        incorrect hint operand error message.

2014-03-04  Richard Biener  <rguenther@suse.de>

        * lto-section-in.c (lto_get_section_data): Fix const cast.

2014-03-04  Paulo Matos  <paulo@matos-sorge.com>

        * tree-streamer.c (record_common_node): Assert we don't record
        nodes with type double.
        (preload_common_node): Skip type double, complex double and double
        pointer since it is now frontend dependent due to fshort-double option.

2014-03-04  Richard Biener  <rguenther@suse.de>

        PR lto/60405
        * lto-streamer-in.c (lto_read_body): Remove LTO bytecode version check.
        (lto_input_toplevel_asms): Likewise.
        * lto-section-in.c (lto_get_section_data): Instead do it here
        for every section.

2014-03-04  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/60382
        * tree-vect-loop.c (vect_is_simple_reduction_1): Do not consider
        dead PHIs a reduction.

2014-03-03  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/xmmintrin.h (enum _mm_hint) <_MM_HINT_ET0>: Correct
        hint value.
        (_mm_prefetch): Move out of GCC target("sse") pragma.
        * config/i386/prfchwintrin.h (_m_prefetchw): Move out of
        GCC target("prfchw") pragma.
        * config/i386/i386.md (prefetch): Emit prefetchwt1 only
        for locality <= 2.
        * config/i386/i386.c (ix86_option_override_internal): Enable
        -mprfchw with -mprefetchwt1.

2014-03-03  Joern Rennecke  <joern.rennecke@embecosm.com>

        * config/arc/arc.md (casesi_load) <length attribute alternative 0>:
        Mark as varying.

2014-03-03  Joern Rennecke  <joern.rennecke@embecosm.com>

        * opts.h (CL_PCH_IGNORE): Define.
        * targhooks.c (option_affects_pch_p):
        Return false for options that have CL_PCH_IGNORE set.
        * opt-functions.awk: Process PchIgnore.
        * doc/options.texi: Document PchIgnore.

        * config/arc/arc.opt (misize): Add PchIgnore property.

2014-03-03  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Disallow
        reload of PLUS rtx's outside of GENERAL_REGS or BASE_REGS; relax
        constraint on constants to permit them being loaded into
        GENERAL_REGS or BASE_REGS.

2014-03-03  Nick Clifton  <nickc@redhat.com>

        * config/rl78/rl78-real.md (cbranchsi4_real_signed): Add
        anti-cacnonical alternatives.
        (negandhi3_real): New pattern.
        * config/rl78/rl78-virt.md (negandhi3_virt): New pattern.

2014-03-03  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>

        * config/avr/avr-mcus.def: Remove atxmega16x1.
        * config/avr/avr-tables.opt: Regenerate.
        * config/avr/t-multilib: Regenerate.
        * doc/avr-mmcu.texi: Regenerate.

2014-03-03  Tobias Grosser  <tobias@grosser.es>
            Mircea Namolaru  <mircea.namolaru@inria.fr>

        PR tree-optimization/58028
        * graphite-clast-to-gimple.c (set_cloog_options): Don't remove
        scalar dimensions.

2014-03-03  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        * config/arm/neon.md (*movmisalign<mode>): Legitimize addresses
        not handled by recognizers.

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

        PR middle-end/60175
        * function.c (expand_function_end): Don't emit
        clobber_return_register sequence if clobber_after is a BARRIER.
        * cfgexpand.c (construct_exit_block): Append instructions before
        return_label to prev_bb.

2014-03-02  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/constraints.md: Document reserved use of "wc".

2014-03-02  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/60150
        * ipa.c (function_and_variable_visibility): When dissolving comdat
        group, also set all symbols to local.

2014-03-02  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/60306

        Revert:
        2013-12-14  Jan Hubicka  <jh@suse.cz>
        PR middle-end/58477
        * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Skip clobbers.

2014-03-02  Jon Beniston  <jon@beniston.com>

        PR bootstrap/48230
        PR bootstrap/50927
        PR bootstrap/52466
        PR target/46898
        * config/lm32/lm32.c (lm32_legitimate_constant_p): Remove, as incorrect.
          (TARGET_LEGITIMATE_CONSTANT_P): Undefine, as not needed.
        * config/lm32/lm32.md (movsi_insn): Add 32-bit immediate support.
        (simple_return, *simple_return): New patterns
        * config/lm32/predicates.md (movsi_rhs_operand): Remove as obsolete.
        * configure.ac (force_sjlj_exceptions): Force sjlj exceptions for lm32.

2014-03-01  Paolo Carlini  <paolo.carlini@oracle.com>

        * dwarf2out.c (gen_subprogram_die): Tidy.

2014-03-01  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/60071
        * config/sh/sh.md (*mov_t_msb_neg): Split into ...
        (*mov_t_msb_neg_negc): ... this new insn.

2014-02-28  Jason Merrill  <jason@redhat.com>

        PR c++/58678
        * ipa-devirt.c (ipa_devirt): Don't choose an implicitly-declared
        function.

2014-02-28  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/60314
        * dwarf2out.c (decltype_auto_die): New static.
        (gen_subprogram_die): Handle 'decltype(auto)' like 'auto'.
        (gen_type_die_with_usage): Handle 'decltype(auto)'.
        (is_cxx_auto): Likewise.

2014-02-28  Ian Bolton  <ian.bolton@arm.com>

        * config/aarch64/aarch64.h: Define __ARM_NEON by default if
        we are not using general regs only.

2014-02-28  Richard Biener  <rguenther@suse.de>

        PR target/60280
        * tree-cfgcleanup.c (tree_forwarder_block_p): Restrict
        previous fix and only allow to remove trivial pre-headers
        and latches.  Also honor LOOPS_MAY_HAVE_MULTIPLE_LATCHES.
        (remove_forwarder_block): Properly update the latch of a loop.

2014-02-28  Alexandre Oliva  <aoliva@redhat.com>

        PR debug/59992
        * cselib.c (cselib_hasher::equal): Special-case VALUE lookup.
        (cselib_preserved_hash_table): New.
        (preserve_constants_and_equivs): Move preserved vals to it.
        (cselib_find_slot): Look it up first.
        (cselib_init): Initialize it.
        (cselib_finish): Release it.
        (dump_cselib_table): Dump it.

2014-02-28  Alexandre Oliva  <aoliva@redhat.com>

        PR debug/59992
        * cselib.c (remove_useless_values): Skip to avoid quadratic
        behavior if the condition moved from...
        (cselib_process_insn): ... here holds.

2014-02-28  Alexandre Oliva  <aoliva@redhat.com>

        PR debug/57232
        * var-tracking.c (vt_initialize): Apply the same condition to
        preserve the CFA base value.

2014-02-28  Joey Ye  <joey.ye@arm.com>

        PR target/PR60169
        * config/arm/arm.c (thumb_far_jump_used_p): Don't change
        if reload in progress or completed.

2014-02-28  Tobias Burnus  <burnus@net-b.de>

        PR middle-end/60147
        * tree-pretty-print.c (dump_generic_node, print_declaration): Handle
        NAMELIST_DECL.

2014-02-27  H.J. Lu  <hongjiu.lu@intel.com>

        * doc/tm.texi.in (Condition Code Status): Update documention for
        relative locations of cc0-setter and cc0-user.

2014-02-27  Jeff Law  <law@redhat.com>

        PR rtl-optimization/52714
        * combine.c (try_combine): When splitting an unrecognized PARALLEL
        into two independent simple sets, if I3 is a jump, ensure the
        pattern we place into I3 is a (set (pc) ...).

2014-02-27  Mikael Pettersson  <mikpe@it.uu.se>
            Jeff Law  <law@redhat.com>

        PR rtl-optimization/49847
        * cse.c (fold_rtx) Handle case where cc0 setter and cc0 user
        are in different blocks.
        * doc/tm.texi (Condition Code Status): Update documention for
        relative locations of cc0-setter and cc0-user.

2014-02-27  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/59222
        * lra.c (lra_emit_add): Check SUBREG too.

2014-02-27  Andreas Schwab  <schwab@suse.de>

        * config/m68k/m68k.c (m68k_option_override): Disable
        -flive-range-shrinkage for classic m68k.
        (m68k_override_options_after_change): Likewise.

2014-02-27  Marek Polacek  <polacek@redhat.com>

        PR middle-end/59223
        * tree-ssa-uninit.c (gate_warn_uninitialized): Run the pass even for
        -Wmaybe-uninitialized.

2014-02-27  Alan Modra  <amodra@gmail.com>

        PR target/57936
        * reload1.c (emit_input_reload_insns): When reload_override_in,
        set old to rl->in_reg when rl->in_reg is a subreg.

2014-02-26  Richard Biener  <rguenther@suse.de>

        PR bootstrap/60343
        * lra-assigns.c (spill_for): Avoid mixed-sign comparison.

2014-02-25  Ilya Tocar  <ilya.tocar@intel.com>

        * common/config/i386/predicates.md (const1256_operand): Remove.
        (const2356_operand): New.
        (const_1_to_2_operand): Remove.
        * config/i386/sse.md (avx512pf_gatherpf<mode>sf): Change hint value.
        (*avx512pf_gatherpf<mode>sf_mask): Ditto.
        (*avx512pf_gatherpf<mode>sf): Ditto.
        (avx512pf_gatherpf<mode>df): Ditto.
        (*avx512pf_gatherpf<mode>df_mask): Ditto.
        (*avx512pf_gatherpf<mode>df): Ditto.
        (avx512pf_scatterpf<mode>sf): Ditto.
        (*avx512pf_scatterpf<mode>sf_mask): Ditto.
        (*avx512pf_scatterpf<mode>sf): Ditto.
        (avx512pf_scatterpf<mode>df): Ditto.
        (*avx512pf_scatterpf<mode>df_mask): Ditto.
        (*avx512pf_scatterpf<mode>df): Ditto.
        * common/config/i386/xmmintrin.h (_mm_hint): Add _MM_HINT_ET0.

2014-02-26  Ilya Tocar  <ilya.tocar@intel.com>

        * config/i386/avx512fintrin.h (_mm512_testn_epi32_mask),
        (_mm512_mask_testn_epi32_mask), (_mm512_testn_epi64_mask),
        (_mm512_mask_testn_epi64_mask): Move to ...
        * config/i386/avx512cdintrin.h: Here.
        * config/i386/i386.c (bdesc_args): Change MASK_ISA for testnm.
        * config/i386/sse.md (avx512f_vmscalef<mode><round_name>): Remove %.
        (avx512f_scalef<mode><mask_name><round_name>): Ditto.
        (avx512f_testnm<mode>3<mask_scalar_merge_name>): Change conditon to
        TARGET_AVX512F from TARGET_AVX512CD.

2014-02-26  Richard Biener  <rguenther@suse.de>

        PR ipa/60327
        * ipa.c (walk_polymorphic_call_targets): Properly guard
        call to inline_update_overall_summary.

2014-02-26  Bin Cheng  <bin.cheng@arm.com>

        PR target/60280
        * tree-cfgcleanup.c (tree_forwarder_block_p): Protect loop preheaders
        and latches only if requested.  Fix latch if it is removed.
        * tree-ssa-dom.c (tree_ssa_dominator_optimize): Set
        LOOPS_HAVE_PREHEADERS.

2014-02-25  Andrew Pinski  <apinski@cavium.com>

        * builtins.c (expand_builtin_thread_pointer): Create a new target
        when the target is NULL.

2014-02-25  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/60317
        * params.def (PARAM_LRA_MAX_CONSIDERED_RELOAD_PSEUDOS): New.
        * params.h (LRA_MAX_CONSIDERED_RELOAD_PSEUDOS): New.
        * lra-assigns.c: Include params.h.
        (spill_for): Use LRA_MAX_CONSIDERED_RELOAD_PSEUDOS as guard for
        other reload pseudos considerations.

2014-02-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/vector.md (*vector_unordered<mode>): Change split
        to use canonical form for nor<mode>3.

2014-02-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        PR target/55426
        * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Allow 128 to 64-bit
        conversions.

2014-02-25  Ilya Tocar  <ilya.tocar@intel.com>

        * common/config/i386/i386-common.c (OPTION_MASK_ISA_PREFETCHWT1_SET),
        (OPTION_MASK_ISA_PREFETCHWT1_UNSET): New.
        (ix86_handle_option): Handle OPT_mprefetchwt1.
        * config/i386/cpuid.h (bit_PREFETCHWT1): New.
        * config/i386/driver-i386.c (host_detect_local_cpu): Detect
        PREFETCHWT1 CPUID.
        * config/i386/i386-c.c (ix86_target_macros_internal): Handle
        OPTION_MASK_ISA_PREFETCHWT1.
        * config/i386/i386.c (ix86_target_string): Handle mprefetchwt1.
        (PTA_PREFETCHWT1): New.
        (ix86_option_override_internal): Handle PTA_PREFETCHWT1.
        (ix86_valid_target_attribute_inner_p): Handle OPT_mprefetchwt1.
        * config/i386/i386.h (TARGET_PREFETCHWT1, TARGET_PREFETCHWT1_P): New.
        * config/i386/i386.md (prefetch): Check TARGET_PREFETCHWT1
        (*prefetch_avx512pf_<mode>_: Change into ...
        (*prefetch_prefetchwt1_<mode>: This.
        * config/i386/i386.opt (mprefetchwt1): New.
        * config/i386/xmmintrin.h (_mm_hint): Add _MM_HINT_ET1.
        (_mm_prefetch): Handle intent to write.
        * doc/invoke.texi (mprefetchwt1), (mno-prefetchwt1): Doccument.

2014-02-25  Richard Biener  <rguenther@suse.de>

        PR middle-end/60291
        * emit-rtl.c (mem_attrs_htab): Remove.
        (mem_attrs_htab_hash): Likewise.
        (mem_attrs_htab_eq): Likewise.
        (set_mem_attrs): Always allocate new mem-attrs when something changed.
        (init_emit_once): Do not allocate mem_attrs_htab.

2014-02-25  Richard Biener  <rguenther@suse.de>

        PR lto/60319
        * lto-opts.c (lto_write_options): Output non-explicit conservative
        -fwrapv, -fno-trapv and -fno-strict-overflow.
        * lto-wrapper.c (merge_and_complain): Handle merging those options.
        (run_gcc): And pass them through.

2014-02-25  Andrey Belevantsev  <abel@ispras.ru>

        * sel-sched.c (calculate_new_fences): New parameter ptime.
        Calculate it as a maximum over all fence cycles.
        (sel_sched_region_2): Adjust the call to calculate_new_fences.
        Print the final schedule timing when sched_verbose.

2014-02-25  Andrey Belevantsev  <abel@ispras.ru>

        PR rtl-optimization/60292
        * sel-sched.c (fill_vec_av_set): Do not reset target availability
        bit fot the fence instruction.

2014-02-24  Alangi Derick  <alangiderick@gmail.com>

        * calls.h: Fix typo in comment.

2014-02-24  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/pa.c (pa_output_move_double): Don't valididate when
        adjusting offsetable addresses.

2014-02-24  Guozhi Wei  <carrot@google.com>

        * sparseset.h (sparseset_pop): Fix the wrong index.

2014-02-24  Walter Lee  <walt@tilera.com>

        * config.gcc (tilepro-*-*): Change to tilepro*-*-*.
        (tilegx-*-linux*): Change to tilegx*-*-linux*; Support tilegxbe
        triplet.
        * common/config/tilegx/tilegx-common.c
        (TARGET_DEFAULT_TARGET_FLAGS): Define.
        * config/tilegx/linux.h (ASM_SPEC): Add endian_spec.
        (LINK_SPEC): Ditto.
        * config/tilegx/sync.md (atomic_test_and_set): Handle big endian.
        * config/tilegx/tilegx.c (tilegx_return_in_msb): New.
        (tilegx_gimplify_va_arg_expr): Handle big endian.
        (tilegx_expand_unaligned_load): Ditto.
        (tilegx_expand_unaligned_store): Ditto.
        (TARGET_RETURN_IN_MSB): New.
        * config/tilegx/tilegx.h (TARGET_DEFAULT): New.
        (TARGET_ENDIAN_DEFAULT): New.
        (TARGET_BIG_ENDIAN): Handle big endian.
        (BYTES_BIG_ENDIAN): Ditto.
        (WORDS_BIG_ENDIAN): Ditto.
        (FLOAT_WORDS_BIG_ENDIAN): Ditto.
        (ENDIAN_SPEC): New.
        (EXTRA_SPECS): New.
        * config/tilegx/tilegx.md (extv): Handle big endian.
        (extzv): Ditto.
        (insn_st<n>): Ditto.
        (insn_st<n>_add<bitsuffix>): Ditto.
        (insn_stnt<n>): Ditto.
        (insn_stnt<n>_add<bitsuffix>):Ditto.
        (vec_interleave_highv8qi): Handle big endian.
        (vec_interleave_highv8qi_be): New.
        (vec_interleave_highv8qi_le): New.
        (insn_v1int_h): Handle big endian.
        (vec_interleave_lowv8qi): Handle big endian.
        (vec_interleave_lowv8qi_be): New.
        (vec_interleave_lowv8qi_le): New.
        (insn_v1int_l): Handle big endian.
        (vec_interleave_highv4hi): Handle big endian.
        (vec_interleave_highv4hi_be): New.
        (vec_interleave_highv4hi_le): New.
        (insn_v2int_h): Handle big endian.
        (vec_interleave_lowv4hi): Handle big endian.
        (vec_interleave_lowv4hi_be): New.
        (vec_interleave_lowv4hi_le): New.
        (insn_v2int_l): Handle big endian.
        (vec_interleave_highv2si): Handle big endian.
        (vec_interleave_highv2si_be): New.
        (vec_interleave_highv2si_le): New.
        (insn_v4int_h): Handle big endian.
        (vec_interleave_lowv2si): Handle big endian.
        (vec_interleave_lowv2si_be): New.
        (vec_interleave_lowv2si_le): New.
        (insn_v4int_l): Handle big endian.
        * config/tilegx/tilegx.opt (mbig-endian): New option.
        (mlittle-endian): New option.
        * doc/install.texi: Document tilegxbe-linux.
        * doc/invoke.texi: Document -mbig-endian and -mlittle-endian.

2014-02-24  Martin Jambor  <mjambor@suse.cz>

        PR ipa/60266
        * ipa-cp.c (propagate_constants_accross_call): Bail out early if
        there are no parameter descriptors.

2014-02-24  Andrey Belevantsev  <abel@ispras.ru>

        PR rtl-optimization/60268
        * sched-rgn.c (haifa_find_rgns): Move the nr_regions_initial variable
        initialization to ...
        (sched_rgn_init): ... here.
        (schedule_region): Check for SCHED_PRESSURE_NONE earlier.

2014-02-23  David Holsgrove  <david.holsgrove@xilinx.com>

        * config/microblaze/microblaze.md: Correct ashrsi_reg / lshrsi_reg
        names.

2014-02-23  Edgar E. Iglesias  <edgar.iglesias@xilinx.com>

        * config/microblaze/microblaze.h: Remove SECONDARY_MEMORY_NEEDED
        definition.

2014-02-23  David Holsgrove  <david.holsgrove@xilinx.com>

        * /config/microblaze/microblaze.c: Add microblaze_asm_output_mi_thunk,
        define TARGET_ASM_OUTPUT_MI_THUNK and TARGET_ASM_CAN_OUTPUT_MI_THUNK.

2014-02-23  David Holsgrove  <david.holsgrove@xilinx.com>

        * config/microblaze/predicates.md: Add cmp_op predicate.
        * config/microblaze/microblaze.md: Add branch_compare instruction
        which uses cmp_op predicate and emits cmp insn before branch.
        * config/microblaze/microblaze.c (microblaze_emit_compare): Rename
        to microblaze_expand_conditional_branch and consolidate logic.
        (microblaze_expand_conditional_branch): emit branch_compare
        insn instead of handling cmp op separate from branch insn.

2014-02-23  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/rs6000.c (rs6000_emit_le_vsx_move): Relax assert
        to permit subregs.

2014-02-23  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/altivec.md (altivec_lve<VI_char>x): Replace
        define_insn with define_expand and new define_insn
        *altivec_lve<VI_char>x_internal.
        (altivec_stve<VI_char>x): Replace define_insn with define_expand
        and new define_insn *altivec_stve<VI_char>x_internal.
        * config/rs6000/rs6000-protos.h (altivec_expand_stvex_be): New
        prototype.
        * config/rs6000/rs6000.c (altivec_expand_lvx_be): Document use by
        lve*x built-ins.
        (altivec_expand_stvex_be): New function.

2014-02-22  Joern Rennecke  <joern.rennecke@embecosm.com>

        * config/avr/avr.c (avr_can_eliminate): Allow elimination from
        ARG_POINTER_REGNUM to STACK_POINTER_REGNUM if !frame_pointer_needed.
        * config/avr/avr.c (ELIMINABLE_REGS): Add elimination from
        ARG_POINTER_REGNUM to STACK_POINTER_REGNUM.

2014-02-21  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/60298
        * lra-constraints.c (inherit_reload_reg): Use lra_emit_move
        instead of emit_move_insn.

2014-02-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/altivec.md (altivec_vsumsws): Replace second
        vspltw with vsldoi.
        (reduc_uplus_v16qi): Use gen_altivec_vsumsws_direct instead of
        gen_altivec_vsumsws.

2014-02-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/altivec.md (altivec_lvxl): Rename as
        *altivec_lvxl_<mode>_internal and use VM2 iterator instead of V4SI.
        (altivec_lvxl_<mode>): New define_expand incorporating
        -maltivec=be semantics where needed.
        (altivec_lvx): Rename as *altivec_lvx_<mode>_internal.
        (altivec_lvx_<mode>): New define_expand incorporating -maltivec=be
        semantics where needed.
        (altivec_stvx): Rename as *altivec_stvx_<mode>_internal.
        (altivec_stvx_<mode>): New define_expand incorporating
        -maltivec=be semantics where needed.
        (altivec_stvxl): Rename as *altivec_stvxl_<mode>_internal and use
        VM2 iterator instead of V4SI.
        (altivec_stvxl_<mode>): New define_expand incorporating
        -maltivec=be semantics where needed.
        * config/rs6000/rs6000-builtin.def: Add new built-in definitions
        LVXL_V2DF, LVXL_V2DI, LVXL_V4SF, LVXL_V4SI, LVXL_V8HI, LVXL_V16QI,
        LVX_V2DF, LVX_V2DI, LVX_V4SF, LVX_V4SI, LVX_V8HI, LVX_V16QI, STVX_V2DF,
        STVX_V2DI, STVX_V4SF, STVX_V4SI, STVX_V8HI, STVX_V16QI, STVXL_V2DF,
        STVXL_V2DI, STVXL_V4SF, STVXL_V4SI, STVXL_V8HI, STVXL_V16QI.
        * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Replace
        ALTIVEC_BUILTIN_LVX with ALTIVEC_BUILTIN_LVX_<MODE> throughout;
        similarly for ALTIVEC_BUILTIN_LVXL, ALTIVEC_BUILTIN_STVX, and
        ALTIVEC_BUILTIN_STVXL.
        * config/rs6000/rs6000-protos.h (altivec_expand_lvx_be): New prototype.
        (altivec_expand_stvx_be): Likewise.
        * config/rs6000/rs6000.c (swap_selector_for_mode): New function.
        (altivec_expand_lvx_be): Likewise.
        (altivec_expand_stvx_be): Likewise.
        (altivec_expand_builtin): Add cases for
        ALTIVEC_BUILTIN_STVX_<MODE>, ALTIVEC_BUILTIN_STVXL_<MODE>,
        ALTIVEC_BUILTIN_LVXL_<MODE>, and ALTIVEC_BUILTIN_LVX_<MODE>.
        (altivec_init_builtins): Add definitions for
        __builtin_altivec_lvxl_<mode>, __builtin_altivec_lvx_<mode>,
        __builtin_altivec_stvx_<mode>, and __builtin_altivec_stvxl_<mode>.

2014-02-21  Catherine Moore  <clm@codesourcery.com>

        * doc/invoke.texi (mvirt, mno-virt): Document.
        * config/mips/mips.opt (mvirt): New option.
        * config/mips/mips.h (ASM_SPEC): Pass mvirt to the assembler.

2014-02-21  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/60276
        * tree-vectorizer.h (struct _stmt_vec_info): Add min_neg_dist field.
        (STMT_VINFO_MIN_NEG_DIST): New macro.
        * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Record
        STMT_VINFO_MIN_NEG_DIST.
        * tree-vect-stmts.c (vectorizable_load): Verify if assumptions
        made for negative dependence distances still hold.

2014-02-21  Richard Biener  <rguenther@suse.de>

        PR middle-end/60291
        * tree-ssa-live.c (mark_all_vars_used_1): Do not walk
        DECL_INITIAL for globals not in the current function context.

2014-02-21  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/56490
        * params.def (PARAM_UNINIT_CONTROL_DEP_ATTEMPTS): New param.
        * tree-ssa-uninit.c: Include params.h.
        (compute_control_dep_chain): Add num_calls argument, return false
        if it exceed PARAM_UNINIT_CONTROL_DEP_ATTEMPTS param, pass
        num_calls to recursive call.
        (find_predicates): Change dep_chain into normal array,
        cur_chain into auto_vec<edge, MAX_CHAIN_LEN + 1>, add num_calls
        variable and adjust compute_control_dep_chain caller.
        (find_def_preds): Likewise.

2014-02-21  Thomas Schwinge  <thomas@codesourcery.com>

        * gimple-pretty-print.c (dump_gimple_omp_for) [flags & TDF_RAW]
        <case GF_OMP_FOR_KIND_CILKSIMD>: Add missing break statement.

2014-02-21  Nick Clifton  <nickc@redhat.com>

        * config/stormy16/stormy16.md (pushdqi1): Add mode to post_inc.
        (pushhi1): Likewise.
        (popqi1): Add mode to pre_dec.
        (pophi1): Likewise.

2014-02-21  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.c (ix86_expand_vec_perm): Use V8SImode
        mode for mask of V8SFmode permutation.

2014-02-20  Richard Henderson  <rth@redhat.com>

        PR c++/60272
        * builtins.c (expand_builtin_atomic_compare_exchange): Always make
        a new pseudo for OLDVAL.

2014-02-20  Jakub Jelinek  <jakub@redhat.com>

        PR target/57896
        * config/i386/i386.c (expand_vec_perm_interleave2): Don't call
        gen_reg_rtx if d->testing_p.
        (expand_vec_perm_pshufb2, expand_vec_perm_broadcast_1): Return early
        if d->testing_p and we will certainly return true.
        (expand_vec_perm_even_odd_1): Likewise.  Don't call gen_reg_rtx
        if d->testing_p.

2014-02-20  Uros Bizjak  <ubizjak@gmail.com>

        * emit-rtl.c (gen_reg_rtx): Assert that
        crtl->emit.regno_pointer_align_length is non-zero.

2014-02-20  Richard Henderson  <rth@redhat.com>

        PR c++/60272
        * builtins.c (expand_builtin_atomic_compare_exchange): Conditionalize
        on failure the store back into EXPECT.

2014-02-20  Chung-Lin Tang  <cltang@codesourcery.com>
            Sandra Loosemore  <sandra@codesourcery.com>

        * config/nios2/nios2.md (unspec): Add UNSPEC_PIC_GOTOFF_SYM enum.
        * config/nios2/nios2.c (nios2_function_profiler): Add
        -fPIC (flag_pic == 2) support.
        (nios2_handle_custom_fpu_cfg): Fix warning parameter.
        (nios2_large_offset_p): New function.
        (nios2_unspec_reloc_p): Move up position, update to use
        nios2_large_offset_p.
        (nios2_unspec_address): Remove function.
        (nios2_unspec_offset): New function.
        (nios2_large_got_address): New function.
        (nios2_got_address): Add large offset support.
        (nios2_legitimize_tls_address): Update usage of removed and new
        functions.
        (nios2_symbol_binds_local_p): New function.
        (nios2_load_pic_address): Add -fPIC (flag_pic == 2) support.
        (nios2_legitimize_address): Update to use nios2_large_offset_p.
        (nios2_emit_move_sequence): Avoid legitimizing (const (unspec ...)).
        (nios2_print_operand): Merge H/L processing, add hiadj/lo
        processing for (const (unspec ...)).
        (nios2_unspec_reloc_name): Add UNSPEC_PIC_GOTOFF_SYM case.

2014-02-20  Richard Biener  <rguenther@suse.de>

        * tree-cfg.c (replace_uses_by): Mark altered BBs before
        doing the substitution.
        (verify_gimple_assign_single): Also verify bare MEM_REFs on the lhs.

2014-02-20  Martin Jambor  <mjambor@suse.cz>

        PR ipa/55260
        * ipa-cp.c (cgraph_edge_brings_all_agg_vals_for_node): Uce correct
        info when checking whether lattices are bottom.

2014-02-20  Richard Biener  <rguenther@suse.de>

        PR middle-end/60221
        * tree-eh.c (execute_cleanup_eh_1): Also cleanup empty EH
        regions at -O0.

2014-02-20  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/58555
        * ipa-inline-transform.c (clone_inlined_nodes): Add freq_scale
        parameter specifying the scaling.
        (inline_call): Update.
        (want_inline_recursively): Guard division by zero.
        (recursive_inlining): Update.
        * ipa-inline.h (clone_inlined_nodes): Update.

2014-02-20  Ilya Tocar  <ilya.tocar@intel.com>

        PR target/60204
        * config/i386/i386.c (classify_argument): Pass structures of size
        64 bytes or less in register.

2014-02-20  Ilya Tocar  <ilya.tocar@intel.com>
            Kirill Yukhin  <kirill.yukhin@intel.com>

        * config/i386/avx512erintrin.h (_mm_rcp28_round_sd): Swap operands.
        (_mm_rcp28_round_ss): Ditto.
        (_mm_rsqrt28_round_sd): Ditto.
        (_mm_rsqrt28_round_ss): Ditto.
        * config/i386/avx512erintrin.h (_mm_rcp14_round_sd): Ditto.
        (_mm_rcp14_round_ss): Ditto.
        (_mm_rsqrt14_round_sd): Ditto.
        (_mm_rsqrt14_round_ss): Ditto.
        * config/i386/sse.md (rsqrt14<mode>): Put nonimmediate operand as
        the first input operand, get rid of match_dup.
        (avx512er_exp2<mode><mask_name><round_saeonly_name>): Set type
        attribute to sse.
        (<mask_codefor>avx512er_rcp28<mode><mask_name><round_saeonly_name>):
        Ditto.
        (avx512er_vmrcp28<mode><round_saeonly_name>): Put nonimmediate
        operand as the first input operand, set type attribute.
        (<mask_codefor>avx512er_rsqrt28<mode><mask_name><round_saeonly_name>):
        Set type attribute.
        (avx512er_vmrsqrt28<mode><round_saeonly_name>): Put nonimmediate
        operand as the first input operand, set type attribute.

2014-02-19  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/rs6000.c (vspltis_constant): Fix most significant
        bit of zero.

2014-02-19  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/60207
        * config/i386/i386.c (construct_container): Remove TFmode check
        for X86_64_INTEGER_CLASS.

2014-02-19  Uros Bizjak  <ubizjak@gmail.com>

        PR target/59794
        * config/i386/i386.c (type_natural_mode): Warn for ABI changes
        only when -Wpsabi is enabled.

2014-02-19  Michael Hudson-Doyle  <michael.hudson@linaro.org>

         PR target/59799
        * config/aarch64/aarch64.c (aarch64_pass_by_reference): The rules for
        passing arrays in registers are the same as for structs, so remove the
        special case for them.

2014-02-19  Eric Botcazou  <ebotcazou@adacore.com>

        * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: For a bit-field
        destination type, extract only the valid bits if the source type is not
        integral and has a different mode.

2014-02-19  Richard Biener  <rguenther@suse.de>

        PR ipa/60243
        * tree-inline.c (estimate_num_insns): Avoid calling cgraph_get_node
        for all calls.

2014-02-19  Richard Biener  <rguenther@suse.de>

        PR ipa/60243
        * ipa-prop.c: Include stringpool.h and tree-ssanames.h.
        (ipa_modify_call_arguments): Emit an argument load explicitely and
        preserve virtual SSA form there and for the replacement call.
        Do not update SSA form nor free dominance info.

2014-02-18  Jan Hubicka  <hubicka@ucw.cz>

        * ipa.c (function_and_variable_visibility): Also clear WEAK
        flag when disolving COMDAT_GROUP.

2014-02-18  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-prop.h (ipa_ancestor_jf_data): Update ocmment.
        * ipa-prop.c (ipa_set_jf_known_type): Return early when
        not devirtualizing.
        (ipa_set_ancestor_jf): Set type to NULL hwen it is not preserved;
        do more sanity checks.
        (detect_type_change): Return true when giving up early.
        (compute_complex_assign_jump_func): Fix type parameter of
        ipa_set_ancestor_jf.
        (compute_complex_ancestor_jump_func): Likewise.
        (update_jump_functions_after_inlining): Fix updating of
        ancestor function.
        * ipa-cp.c (ipa_get_jf_ancestor_result): Be ready for type to be NULL.

2014-02-18  Jan Hubicka  <hubicka@ucw.cz>

        * cgraph.c (cgraph_update_edges_for_call_stmt_node): Also remove
        inline clones when edge disappears.

2014-02-18  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/60203
        * config/rs6000/rs6000.md (mov<mode>_64bit, TF/TDmode moves):
        Split 64-bit moves into 2 patterns.  Do not allow the use of
        direct move for TDmode in little endian, since the decimal value
        has little endian bytes within a word, but the 64-bit pieces are
        ordered in a big endian fashion, and normal subreg's of TDmode are
        not allowed.
        (mov<mode>_64bit_dm): Likewise.
        (movtd_64bit_nodm): Likewise.

2014-02-18  Eric Botcazou  <ebotcazou@adacore.com>

        PR tree-optimization/60174
        * tree-ssa-reassoc.c (init_range_entry): Do not look into the defining
        statement of an SSA_NAME that occurs in an abnormal PHI node.

2014-02-18  Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/60142
        * final.c (SEEN_BB): Remove.
        (SEEN_NOTE, SEEN_EMITTED): Renumber.
        (final_scan_insn): Don't force_source_line on second
        NOTE_INSN_BASIC_BLOCK.

2014-02-18  Uros Bizjak  <ubizjak@gmail.com>

        PR target/60205
        * config/i386/i386.h (struct ix86_args): Add warn_avx512f.
        * config/i386/i386.c (init_cumulative_args): Initialize warn_avx512f.
        (type_natural_mode): Warn ABI change when %zmm register is not
        available for AVX512F vector value passing.

2014-02-18  Kai Tietz  <ktietz@redhat.com>

        PR target/60193
        * config/i386/i386.c (ix86_expand_prologue): Use value in
        rax register as displacement when restoring %r10 or %rax.
        Fix wrong offset when restoring both registers.

2014-02-18  Eric Botcazou  <ebotcazou@adacore.com>

        * ipa-prop.c (compute_complex_ancestor_jump_func): Replace overzealous
        assertion with conditional return.

2014-02-18  Jakub Jelinek  <jakub@redhat.com>
            Uros Bizjak  <ubizjak@gmail.com>

        PR driver/60233
        * config/i386/driver-i386.c (host_detect_local_cpu): If
        YMM state is not saved by the OS, also clear has_f16c.  Move
        CPUID 0x80000001 handling before YMM state saving checking.

2014-02-18  Andrey Belevantsev  <abel@ispras.ru>

        PR rtl-optimization/58960
        * haifa-sched.c (alloc_global_sched_pressure_data): New,
        factored out from ...
        (sched_init): ... here.
        (free_global_sched_pressure_data): New, factored out from ...
        (sched_finish): ... here.
        * sched-int.h (free_global_sched_pressure_data): Declare.
        * sched-rgn.c (nr_regions_initial): New static global.
        (haifa_find_rgns): Initialize it.
        (schedule_region): Disable sched-pressure for the newly
        generated regions.

2014-02-17  Richard Biener  <rguenther@suse.de>

        * tree-vect-stmts.c (free_stmt_vec_info): Clear BB and
        release SSA defs of pattern stmts.

2014-02-17  Richard Biener  <rguenther@suse.de>

        * tree-inline.c (expand_call_inline): Release the virtual
        operand defined by the call we are about to inline.

2014-02-17  Richard Biener  <rguenther@suse.de>

        * tree-ssa.c (verify_ssa): If verify_def found an error, ICE.

2014-02-17  Kirill Yukhin  <kirill.yukhin@intel.com>
            Ilya Tocar  <ilya.tocar@intel.com>

        * config/i386/avx512fintrin.h (_mm512_maskz_permutexvar_epi64): Swap
        arguments order in builtin.
        (_mm512_permutexvar_epi64): Ditto.
        (_mm512_mask_permutexvar_epi64): Ditto
        (_mm512_maskz_permutexvar_epi32): Ditto
        (_mm512_permutexvar_epi32): Ditto
        (_mm512_mask_permutexvar_epi32): Ditto

2014-02-16  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/altivec.md (p8_vmrgew): Handle little endian targets.
        (p8_vmrgow): Likewise.

2014-02-16  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Handle little
        endian targets.

2014-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/60203
        * config/rs6000/rs6000.md (rreg): Add TFmode, TDmode constraints.
        (mov<mode>_internal, TFmode/TDmode): Split TFmode/TDmode moves
        into 64-bit and 32-bit moves.  On 64-bit moves, add support for
        using direct move instructions on ISA 2.07.  Also adjust
        instruction length for 64-bit.
        (mov<mode>_64bit, TFmode/TDmode): Likewise.
        (mov<mode>_32bit, TFmode/TDmode): Likewise.

2014-02-15  Alan Modra  <amodra@gmail.com>

        PR target/58675
        PR target/57935
        * config/rs6000/rs6000.c (rs6000_secondary_reload_inner): Use
        find_replacement on parts of insn rtl that might be reloaded.

2014-02-15  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/60183
        * tree-ssa-phiprop.c (propagate_with_phi): Avoid speculating loads.
        (tree_ssa_phiprop): Calculate and free post-dominators.

2014-02-14  Jeff Law  <law@redhat.com>

        PR rtl-optimization/60131
        * ree.c (get_extended_src_reg): New function.
        (combine_reaching_defs): Use it rather than assuming location of REG.
        (find_and_remove_re): Verify first operand of extension is
        a REG before adding the insns to the copy list.

2014-02-14  Roland McGrath  <mcgrathr@google.com>

        * configure.ac (HAVE_AS_IX86_UD2): New test for 'ud2' mnemonic.
        * configure: Regenerated.
        * config.in: Regenerated.
        * config/i386/i386.md (trap) [HAVE_AS_IX86_UD2]: Use the mnemonic
        instead of ASM_SHORT.

2014-02-14  Vladimir Makarov  <vmakarov@redhat.com>
            Richard Earnshaw  <rearnsha@arm.com>

        PR rtl-optimization/59535
        * lra-constraints.c (process_alt_operands): Encourage alternative
        when unassigned pseudo class is superset of the alternative class.
        (inherit_reload_reg): Don't inherit when optimizing for code size.
        * config/arm/arm.h (MODE_BASE_REG_CLASS): Add version for LRA
        returning CORE_REGS for anything but Thumb1 and BASE_REGS for
        modes not less than 4 for Thumb1.

2014-02-14  Kyle McMartin  <kyle@redhat.com>

        PR pch/60010
        * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for AArch64.

2014-02-14  Richard Biener  <rguenther@suse.de>

        * cilk-common.c (cilk_arrow): Build a MEM_REF, not an INDIRECT_REF.
        (get_frame_arg): Drop the assert with langhook types_compatible_p.
        Do not strip INDIRECT_REFs.

2014-02-14  Richard Biener  <rguenther@suse.de>

        PR lto/60179
        * lto-streamer-out.c (DFS_write_tree_body): Do not follow
        DECL_FUNCTION_SPECIFIC_TARGET.
        (hash_tree): Do not hash DECL_FUNCTION_SPECIFIC_TARGET.
        * tree-streamer-out.c (pack_ts_target_option): Remove.
        (streamer_pack_tree_bitfields): Do not stream TS_TARGET_OPTION.
        (write_ts_function_decl_tree_pointers): Do not stream
        DECL_FUNCTION_SPECIFIC_TARGET.
        * tree-streamer-in.c (unpack_ts_target_option): Remove.
        (unpack_value_fields): Do not stream TS_TARGET_OPTION.
        (lto_input_ts_function_decl_tree_pointers): Do not stream
        DECL_FUNCTION_SPECIFIC_TARGET.

2014-02-14  Jakub Jelinek  <jakub@redhat.com>

        * tree-vect-loop.c (vect_is_slp_reduction): Don't set use_stmt twice.
        (get_initial_def_for_induction, vectorizable_induction): Ignore
        debug stmts when looking for exit_phi.
        (vectorizable_live_operation): Fix up condition.

2014-02-14  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/nds32.c (nds32_asm_function_prologue): Do not use
        nreverse() because it changes the content of original tree list.

2014-02-14  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/t-mlibs (MULTILIB_OPTIONS): Fix typo in comment.
        * config/nds32/nds32.c (nds32_merge_decl_attributes): Likewise.

2014-02-14  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/nds32.c (nds32_naked_function_p): Follow the
        GNU coding standards.

2014-02-13  Jakub Jelinek  <jakub@redhat.com>

        PR debug/60152
        * dwarf2out.c (gen_subprogram_die): Don't call
        add_calling_convention_attribute if subr_die is old_die.

2014-02-13  Sharad Singhai  <singhai@google.com>

        * doc/optinfo.texi: Fix order of nodes.

2014-02-13  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/sse.md (xop_vmfrcz<mode>2): Generate const0 in
        operands[2], not operands[3].

2014-02-13  Richard Biener  <rguenther@suse.de>

        PR bootstrap/59878
        * doc/install.texi (ISL): Update recommended version to 0.12.2,
        mention the possibility of an in-tree build.
        (CLooG): Update recommended version to 0.18.1, mention the
        possibility of an in-tree build and clarify that the ISL
        bundled with CLooG does not work.

2014-02-13  Jakub Jelinek  <jakub@redhat.com>

        PR target/43546
        * expr.c (compress_float_constant): If x is a hard register,
        extend into a pseudo and then move to x.

2014-02-13  Dominik Vogt  <vogt@linux.vnet.ibm.com>

        * config/s390/s390.c (s390_asm_output_function_label): Fix crash
        caused by bad second argument to warning_at() with -mhotpatch and
        nested functions (e.g. with gfortran).

2014-02-13  Richard Sandiford  <rdsandiford@googlemail.com>

        * opts.c (option_name): Remove "enabled by default" rider.

2014-02-12  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/pa.c (pa_option_override): Remove auto increment FIXME.

2014-02-12  H.J. Lu  <hongjiu.lu@intel.com>
            Uros Bizjak  <ubizjak@gmail.com>

        PR target/60151
        * configure.ac (HAVE_AS_GOTOFF_IN_DATA): Pass --32 to GNU assembler.
        * configure: Regenerated.

2014-02-12  Richard Biener  <rguenther@suse.de>

        * vec.c (vec_prefix::calculate_allocation): Move as
        inline variant to vec.h.
        (vec_prefix::calculate_allocation_1): New out-of-line version.
        * vec.h (vec_prefix::calculate_allocation_1): Declare.
        (vec_prefix::m_has_auto_buf): Rename to ...
        (vec_prefix::m_using_auto_storage): ... this.
        (vec_prefix::calculate_allocation): Inline the easy cases
        and dispatch to calculate_allocation_1 which doesn't need the
        prefix address.
        (va_heap::reserve): Use gcc_checking_assert.
        (vec<T, A, vl_embed>::embedded_init): Add argument to initialize
        m_using_auto_storage.
        (auto_vec): Change m_vecpfx member to a vec<T, va_heap, vl_embed>
        member and adjust.
        (vec<T, va_heap, vl_ptr>::reserve): Remove redundant check.
        (vec<T, va_heap, vl_ptr>::release): Avoid casting.
        (vec<T, va_heap, vl_ptr>::using_auto_storage): Simplify.

2014-02-12  Richard Biener  <rguenther@suse.de>

        * gcse.c (compute_transp): break from loop over canon_modify_mem_list
        when we found a dependence.

2014-02-12  Thomas Schwinge  <thomas@codesourcery.com>

        * gimplify.c (gimplify_call_expr, gimplify_modify_expr): Move
        common code...
        (maybe_fold_stmt): ... into this new function.
        * omp-low.c (lower_omp): Update comment.

        * omp-low.c (lower_omp_target): Add clobber for sizes array, after
        last use.

        * omp-low.c (diagnose_sb_0): Make sure label_ctx is valid to
        dereference.

2014-02-12  James Greenhalgh  <james.greenhalgh@arm.com>

        * config/arm/aarch-cost-tables.h (generic_extra_costs): Fix
        identifiers in comments.
        (cortexa53_extra_costs): Likewise.
        * config/arm/arm.c (cortexa9_extra_costs): Fix identifiers in comments.
        (cortexa7_extra_costs): Likewise.
        (cortexa12_extra_costs): Likewise.
        (cortexa15_extra_costs): Likewise.
        (v7m_extra_costs): Likewise.

2014-02-12  Richard Biener  <rguenther@suse.de>

        PR middle-end/60092
        * gimple-low.c (lower_builtin_posix_memalign): Lower conditional
        of posix_memalign being successful.
        (lower_stmt): Restrict lowering of posix_memalign to when
        -ftree-bit-ccp is enabled.

2014-02-12  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>

        * config/avr/avr-c.c (avr_resolve_overloaded_builtin): Pass vNULL for
        arg_loc.
        * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.

2014-02-12  Eric Botcazou  <ebotcazou@adacore.com>

        PR rtl-optimization/60116
        * combine.c (try_combine): Also remove dangling REG_DEAD notes on the
        other_insn once the combination has been validated.

2014-02-11  Jan Hubicka  <hubicka@ucw.cz>

        PR lto/59468
        * ipa-utils.h (possible_polymorphic_call_targets): Update prototype
        and wrapper.
        * ipa-devirt.c: Include demangle.h
        (odr_violation_reported): New static variable.
        (add_type_duplicate): Update odr_violations.
        (maybe_record_node): Add completep parameter; update it.
        (record_target_from_binfo): Add COMPLETEP parameter;
        update it as needed.
        (possible_polymorphic_call_targets_1): Likewise.
        (struct polymorphic_call_target_d): Add nonconstruction_targets;
        rename FINAL to COMPLETE.
        (record_targets_from_bases): Sanity check we found the binfo;
        fix COMPLETEP updating.
        (possible_polymorphic_call_targets): Add NONCONSTRUTION_TARGETSP
        parameter, fix computing of COMPLETEP.
        (dump_possible_polymorphic_call_targets): Imrove readability of dump;
        at LTO time do demangling.
        (ipa_devirt): Use nonconstruction_targets; Improve dumps.
        * gimple-fold.c (gimple_get_virt_method_for_vtable): Add can_refer
        parameter.
        (gimple_get_virt_method_for_binfo): Likewise.
        * gimple-fold.h (gimple_get_virt_method_for_binfo,
        gimple_get_virt_method_for_vtable): Update prototypes.

2014-02-11  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/49008
        * genautomata.c (add_presence_absence): Fix typo with
        {final_}presence_list.

2014-02-11  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/60137
        * config/rs6000/rs6000.md (128-bit GPR splitter): Add a splitter
        for VSX/Altivec vectors that land in GPR registers.

2014-02-11  Richard Henderson  <rth@redhat.com>
            Jakub Jelinek  <jakub@redhat.com>

        PR debug/59776
        * tree-sra.c (load_assign_lhs_subreplacements): Add VIEW_CONVERT_EXPR
        around drhs if type conversion to lacc->type is not useless.

2014-02-11  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64-cores.def (cortex-a57): Use cortexa57
        tuning struct.
        (cortex-a57.cortex-a53): Likewise.
        * config/aarch64/aarch64.c (cortexa57_tunings): New tuning struct.

2014-02-11  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/thumb2.md (*thumb2_movhi_insn): Add alternatives for
        arm_restrict_it.

2014-02-11  Renlin Li  <Renlin.Li@arm.com>

        * doc/sourcebuild.texi: Document check_effective_target_arm_vfp3_ok and
        add_options_for_arm_vfp3.

2014-02-11  Jeff Law  <law@redhat.com>

        PR middle-end/54041
        * expr.c (expand_expr_addr_expr_1): Handle expand_expr returning an
        object with an undesirable mode.

2014-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        PR libgomp/60107
        * config/i386/sol2-9.h: New file.
        * config.gcc (i[34567]86-*-solaris2* | x86_64-*-solaris2.1[0-9]*,
        *-*-solaris2.9*): Use it.

2014-02-10  Nagaraju Mekala  <nagaraju.mekala@xilinx.com>

        * config/microblaze/microblaze.md: Add movsi4_rev insn pattern.
        * config/microblaze/predicates.md: Add reg_or_mem_operand predicate.

2014-02-10  Nagaraju Mekala  <nagaraju.mekala@xilinx.com>

        * config/microblaze/microblaze.c: Extend mcpu version format

2014-02-10  David Holsgrove  <david.holsgrove@xilinx.com>

        * config/microblaze/microblaze.h: Define SIZE_TYPE and PTRDIFF_TYPE.

2014-02-10  Richard Henderson  <rth@redhat.com>

        PR target/59927
        * calls.c (expand_call): Don't double-push for reg_parm_stack_space.
        * config/i386/i386.c (init_cumulative_args): Remove sorry for 64-bit
        ms-abi vs -mno-accumulate-outgoing-args.
        (ix86_expand_prologue): Unconditionally call ix86_eax_live_at_start_p.
        * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Fix comment with
        respect to ms-abi.

2014-02-10  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR middle-end/60080
        * cfgexpand.c (expand_asm_operands): Attach source location to
        ASM_INPUT rtx objects.
        * print-rtl.c (print_rtx): Check for UNKNOWN_LOCATION.

2014-02-10  Nick Clifton  <nickc@redhat.com>

        * config/mn10300/mn10300.c (popcount): New function.
        (mn10300_expand_prologue): Include saved registers in stack usage
        count.

2014-02-10  Jeff Law  <law@redhat.com>

        PR middle-end/52306
        * reload1.c (emit_input_reload_insns): Do not create invalid RTL
        when changing the SET_DEST of a prior insn to avoid an input reload.

2014-02-10  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

        * config/rs6000/sysv4.h (ENDIAN_SELECT): Do not attempt to enforce
        big-endian mode for -mcall-aixdesc, -mcall-freebsd, -mcall-netbsd,
        -mcall-openbsd, or -mcall-linux.
        (CC1_ENDIAN_BIG_SPEC): Remove.
        (CC1_ENDIAN_LITTLE_SPEC): Remove.
        (CC1_ENDIAN_DEFAULT_SPEC): Remove.
        (CC1_SPEC): Remove (always empty) %cc1_endian_... spec.
        (SUBTARGET_EXTRA_SPECS): Remove %cc1_endian_big, %cc1_endian_little,
        and %cc1_endian_default.
        * config/rs6000/sysv4le.h (CC1_ENDIAN_DEFAULT_SPEC): Remove.

2014-02-10  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/60115
        * tree-eh.c (tree_could_trap_p): Unify TARGET_MEM_REF and
        MEM_REF handling.  Properly verify that the accesses are not
        out of the objects bound.

2014-02-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64.c (aarch64_override_options): Fix typo from
        coretex to cortex.

2014-02-10  Eric Botcazou  <ebotcazou@adacore.com>

        * ipa-devirt.c (get_polymorphic_call_info_from_invariant): Return
        proper constants and fix formatting.
        (possible_polymorphic_call_targets): Fix formatting.

2014-02-10  Kirill Yukhin  <kirill.yukhin@intel.com>
            Ilya Tocar  <ilya.tocar@intel.com>

        * config/i386/avx512fintrin.h (_mm512_storeu_epi64): Removed.
        (_mm512_loadu_epi32): Renamed into...
        (_mm512_loadu_si512): This.
        (_mm512_storeu_epi32): Renamed into...
        (_mm512_storeu_si512): This.
        (_mm512_maskz_ceil_ps): Removed.
        (_mm512_maskz_ceil_pd): Ditto.
        (_mm512_maskz_floor_ps): Ditto.
        (_mm512_maskz_floor_pd): Ditto.
        (_mm512_floor_round_ps): Ditto.
        (_mm512_floor_round_pd): Ditto.
        (_mm512_ceil_round_ps): Ditto.
        (_mm512_ceil_round_pd): Ditto.
        (_mm512_mask_floor_round_ps): Ditto.
        (_mm512_mask_floor_round_pd): Ditto.
        (_mm512_mask_ceil_round_ps): Ditto.
        (_mm512_mask_ceil_round_pd): Ditto.
        (_mm512_maskz_floor_round_ps): Ditto.
        (_mm512_maskz_floor_round_pd): Ditto.
        (_mm512_maskz_ceil_round_ps): Ditto.
        (_mm512_maskz_ceil_round_pd): Ditto.
        (_mm512_expand_pd): Ditto.
        (_mm512_expand_ps): Ditto.
        * config/i386/i386.c (ix86_builtins): Remove
        IX86_BUILTIN_EXPANDPD512_NOMASK, IX86_BUILTIN_EXPANDPS512_NOMASK.
        (bdesc_args): Ditto.
        * config/i386/predicates.md (const1256_operand): New.
        (const_1_to_2_operand): Ditto.
        * config/i386/sse.md (avx512pf_gatherpf<mode>sf): Change hint value.
        (*avx512pf_gatherpf<mode>sf_mask): Ditto.
        (*avx512pf_gatherpf<mode>sf): Ditto.
        (avx512pf_gatherpf<mode>df): Ditto.
        (*avx512pf_gatherpf<mode>df_mask): Ditto.
        (*avx512pf_gatherpf<mode>df): Ditto.
        (avx512pf_scatterpf<mode>sf): Ditto.
        (*avx512pf_scatterpf<mode>sf_mask): Ditto.
        (*avx512pf_scatterpf<mode>sf): Ditto.
        (avx512pf_scatterpf<mode>df): Ditto.
        (*avx512pf_scatterpf<mode>df_mask): Ditto.
        (*avx512pf_scatterpf<mode>df): Ditto.
        (avx512f_expand<mode>): Removed.
        (<shift_insn><mode>3<mask_name>): Change predicate type.

2014-02-08  Jakub Jelinek  <jakub@redhat.com>

        * tree-vect-data-refs.c (vect_analyze_data_refs): For clobbers
        not at the end of datarefs vector use ordered_remove to avoid
        reordering datarefs vector.

        PR c/59984
        * gimplify.c (gimplify_bind_expr): In ORT_SIMD region
        mark local addressable non-static vars as GOVD_PRIVATE
        instead of GOVD_LOCAL.
        * omp-low.c (lower_omp_for): Move gimple_bind_vars
        and BLOCK_VARS of gimple_bind_block to new_stmt rather
        than copying them.

        PR middle-end/60092
        * tree-ssa-ccp.c (surely_varying_stmt_p): Don't return true
        if TYPE_ATTRIBUTES (gimple_call_fntype ()) contain
        assume_aligned or alloc_align attributes.
        (bit_value_assume_aligned): Add ATTR, PTRVAL and ALLOC_ALIGN
        arguments.  Handle also assume_aligned and alloc_align attributes.
        (evaluate_stmt): Adjust bit_value_assume_aligned caller.  Handle
        calls to functions with assume_aligned or alloc_align attributes.
        * doc/extend.texi: Document assume_aligned and alloc_align attributes.

2014-02-08  Terry Guo  <terry.guo@arm.com>

        * doc/invoke.texi: Document ARM -march=armv7e-m.

2014-02-08  Jakub Jelinek  <jakub@redhat.com>

        * cilk-common.c (cilk_init_builtins): Clear TREE_NOTHROW
        flag on __cilkrts_rethrow builtin.

        PR ipa/60026
        * ipa-cp.c (determine_versionability): Fail at -O0
        or __attribute__((optimize (0))) or -fno-ipa-cp functions.
        * tree-sra.c (ipa_sra_preliminary_function_checks): Similarly.

        Revert:
        2014-02-04  Jakub Jelinek  <jakub@redhat.com>

        PR ipa/60026
        * tree-inline.c (copy_forbidden): Fail for
        __attribute__((optimize (0))) functions.

2014-02-07  Jan Hubicka  <hubicka@ucw.cz>

        * varpool.c: Include pointer-set.h.
        (varpool_remove_unreferenced_decls): Variables in other partitions
        will not be output; be however careful to not lose information
        about partitioning.

2014-02-07  Jan Hubicka  <hubicka@ucw.cz>

        * gimple-fold.c (gimple_get_virt_method_for_vtable): Do O(1)
        lookup in the vtable constructor.

2014-02-07  Jeff Law  <law@redhat.com>

        PR target/40977
        * config/m68k/m68k.md (ashldi_extsi): Turn into a
        define_insn_and_split.

        * ipa-inline.c (inline_small_functions): Fix typos.

2014-02-07  Richard Sandiford  <rsandifo@linux.vnet.ibm.com>

        * config/s390/s390-protos.h (s390_can_use_simple_return_insn)
        (s390_can_use_return_insn): Declare.
        * config/s390/s390.h (EPILOGUE_USES): Define.
        * config/s390/s390.c (s390_mainpool_start): Allow two main_pool
        instructions.
        (s390_chunkify_start): Handle return JUMP_LABELs.
        (s390_early_mach): Emit a main_pool instruction on the entry edge.
        (s300_set_up_by_prologue, s390_can_use_simple_return_insn)
        (s390_can_use_return_insn): New functions.
        (s390_fix_long_loop_prediction): Handle conditional returns.
        (TARGET_SET_UP_BY_PROLOGUE): Define.
        * config/s390/s390.md (ANY_RETURN): New code iterator.
        (*creturn, *csimple_return, return, simple_return): New patterns.

2014-02-07  Richard Sandiford  <rsandifo@linux.vnet.ibm.com>

        * config/s390/s390.c (s390_restore_gprs_from_fprs): Add REG_CFA_RESTORE
        notes to each restore.  Also add REG_CFA_DEF_CFA when restoring %r15.
        (s390_optimize_prologue): Don't clear RTX_FRAME_RELATED_P.  Update the
        REG_CFA_RESTORE list when deciding not to restore a register.

2014-02-07  Richard Sandiford  <rsandifo@linux.vnet.ibm.com>

        * config/s390/s390.c: Include tree-pass.h and context.h.
        (s390_early_mach): New function, split out from...
        (s390_emit_prologue): ...here.
        (pass_data_s390_early_mach): New pass structure.
        (pass_s390_early_mach): New class.
        (s390_option_override): Create and register early_mach pass.
        Move to end of file.

2014-02-07  Richard Sandiford  <rsandifo@linux.vnet.ibm.com>

        * var-tracking.c (vt_stack_adjustments): Don't require stack_adjusts
        to match for the exit block.

2014-02-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/s390.md ("atomic_load<mode>", "atomic_store<mode>")
        ("atomic_compare_and_swap<mode>", "atomic_fetch_<atomic><mode>"):
        Reject misaligned operands.

2014-02-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * optabs.c (expand_atomic_compare_and_swap): Allow expander to fail.

2014-02-07  Richard Biener  <rguenther@suse.de>

        PR middle-end/60092
        * gimple-low.c (lower_builtin_posix_memalign): New function.
        (lower_stmt): Call it to lower posix_memalign in a way
        to make alignment info accessible.

2014-02-07  Jakub Jelinek  <jakub@redhat.com>

        PR c++/60082
        * tree.c (build_common_builtin_nodes): Set ECF_LEAF for
        __builtin_setjmp_receiver.

2014-02-07  Richard Biener  <rguenther@suse.de>

        PR middle-end/60092
        * builtin-types.def (BT_FN_INT_PTRPTR_SIZE_SIZE): Add.
        * builtins.def (BUILT_IN_POSIX_MEMALIGN): Likewise.
        * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
        Handle BUILT_IN_POSIX_MEMALIGN.
        (find_func_clobbers): Likewise.
        * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
        (call_may_clobber_ref_p_1): Likewise.

2014-02-06  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/59918
        * ipa-devirt.c (record_target_from_binfo): Remove overactive
        sanity check.

2014-02-06  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/59469
        * lto-cgraph.c (lto_output_node): Use
        symtab_get_symbol_partitioning_class.
        (lto_output_varpool_node): likewise.
        (symtab_get_symbol_partitioning_class): Move here from
        lto/lto-partition.c
        * cgraph.h (symbol_partitioning_class): Likewise.
        (symtab_get_symbol_partitioning_class): Declare.

2014-02-06  Jan Hubicka  <hubicka@ucw.cz>

        * ggc.h (ggc_internal_cleared_alloc): New macro.
        * vec.h (vec_safe_copy): Handle memory stats.
        * omp-low.c (simd_clone_struct_alloc): Use ggc_internal_cleared_alloc.
        * target-globals.c (save_target_globals): Likewise.

2014-02-06  Jan Hubicka  <hubicka@ucw.cz>

        PR target/60077
        * expr.c (emit_move_resolve_push): Export; be bit more selective
        on when to clear alias set.
        * expr.h (emit_move_resolve_push): Declare.
        * function.h (struct function): Add tail_call_marked.
        * tree-tailcall.c (optimize_tail_call): Set tail_call_marked.
        * config/i386/i386-protos.h (ix86_expand_push): Remove.
        * config/i386/i386.md (TImode move expander): De not call
        ix86_expand_push.
        (FP push expanders): Preserve memory attributes.
        * config/i386/sse.md (push<mode>1): Remove.
        * config/i386/i386.c (ix86_expand_vector_move): Handle push operation.
        (ix86_expand_push): Remove.
        * config/i386/mmx.md (push<mode>1): Remove.

2014-02-06  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/60030
        * internal-fn.c (ubsan_expand_si_overflow_mul_check): Surround
        lopart with paradoxical subreg before shifting it up by hprec.

2014-02-06  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): New table.
        Remove extra newline at end of file.
        * config/arm/arm.c (arm_cortex_a57_tune): New tuning struct.
        (arm_issue_rate): Handle cortexa57.
        * config/arm/arm-cores.def (cortex-a57): Use cortex_a57 tuning.
        (cortex-a57.cortex-a53): Likewise.

2014-02-06  Jakub Jelinek  <jakub@redhat.com>

        PR target/59575
        * config/arm/arm.c (emit_multi_reg_push): Add dwarf_regs_mask argument,
        don't record in REG_FRAME_RELATED_EXPR registers not set in that
        bitmask.
        (arm_expand_prologue): Adjust all callers.
        (arm_unwind_emit_sequence): Allow saved, but not important for unwind
        info, registers also at the lowest numbered registers side.  Use
        gcc_assert instead of abort, and SET_SRC/SET_DEST macros instead of
        XEXP.

        PR debug/59992
        * var-tracking.c (adjust_mems): Before adding a SET to
        amd->side_effects, adjust it's SET_SRC using simplify_replace_fn_rtx.

2014-02-06  Alan Modra  <amodra@gmail.com>

        PR target/60032
        * config/rs6000/rs6000.c (rs6000_secondary_memory_needed_mode): Only
        change SDmode to DDmode when lra_in_progress.

2014-02-06  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/59150
        * tree-vect-data-refs.c (vect_analyze_data_refs): For clobbers, call
        free_data_ref on the dr first, and before goto again also set dr
        to the next dr.  For simd_lane_access, free old datarefs[i] before
        overwriting it.  For get_vectype_for_scalar_type failure, don't
        free_data_ref if simd_lane_access.

        * Makefile.in (prefix.o, cppbuiltin.o): Depend on $(BASEVER).

        PR target/60062
        * tree.h (opts_for_fn): New inline function.
        (opt_for_fn): Define.
        * config/i386/i386.c (ix86_function_regparm): Use
        opt_for_fn (decl, optimize) instead of optimize.

2014-02-06  Marcus Shawcroft  <marcus.shawcroft@arm.com>

        * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix logic
        for SYMBOL_REF in large memory model.

2014-02-06  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64-cores.def (cortex-a53): Specify CRC32
        and crypto support.
        (cortex-a57): Likewise.
        (cortex-a57.cortex-a53): Likewise.

2014-02-06  Yury Gribov  <y.gribov@samsung.com>
            Kugan Vivekanandarajah  <kuganv@linaro.org>

        * config/arm/arm.c (arm_vector_alignment_reachable): Check
        unaligned_access.
        * config/arm/arm.c (arm_builtin_support_vector_misalignment): Likewise.

2014-02-06  Richard Biener  <rguenther@suse.de>

        * tree-cfg.c (gimple_duplicate_sese_region): Fix ordering of
        set_loop_copy and initialize_original_copy_tables.

2014-02-06  Alex Velenko  <Alex.Velenko@arm.com>

        * config/aarch64/aarch64-simd.md
        (aarch64_ashr_simddi): Change QI to SI.

2014-02-05  Jan Hubicka  <hubicka@ucw.cz>
            Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/60013
        * ipa-inline-analysis.c (compute_bb_predicates): Ensure monotonicity
        of the dataflow.

2014-02-05  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/rs6000.c (altivec_expand_vec_perm_const): Change
        CODE_FOR_altivec_vpku[hw]um to
        CODE_FOR_altivec_vpku[hw]um_direct.
        * config/rs6000/altivec.md (vec_unpacks_hi_<VP_small_lc>): Change
        UNSPEC_VUNPACK_HI_SIGN to UNSPEC_VUNPACK_HI_SIGN_DIRECT.
        (vec_unpacks_lo_<VP_small_lc>): Change UNSPEC_VUNPACK_LO_SIGN to
        UNSPEC_VUNPACK_LO_SIGN_DIRECT.

2014-02-05  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/altivec.md (altivec_vsum2sws): Adjust code
        generation for -maltivec=be.
        (altivec_vsumsws): Simplify redundant test.

2014-02-05  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * altivec.md (UNSPEC_VPACK_UNS_UNS_MOD_DIRECT): New unspec.
        (UNSPEC_VUNPACK_HI_SIGN_DIRECT): Likewise.
        (UNSPEC_VUNPACK_LO_SIGN_DIRECT): Likewise.
        (mulv8hi3): Use gen_altivec_vpkuwum_direct instead of
        gen_altivec_vpkuwum.
        (altivec_vpkpx): Test for VECTOR_ELT_ORDER_BIG instead of for
        BYTES_BIG_ENDIAN.
        (altivec_vpks<VI_char>ss): Likewise.
        (altivec_vpks<VI_char>us): Likewise.
        (altivec_vpku<VI_char>us): Likewise.
        (altivec_vpku<VI_char>um): Likewise.
        (altivec_vpku<VI_char>um_direct): New (copy of
        altivec_vpku<VI_char>um that still relies on BYTES_BIG_ENDIAN, for
        internal use).
        (altivec_vupkhs<VU_char>): Emit vupkls* instead of vupkhs* when
        target is little endian and -maltivec=be is not specified.
        (*altivec_vupkhs<VU_char>_direct): New (copy of
        altivec_vupkhs<VU_char> that always emits vupkhs*, for internal use).
        (altivec_vupkls<VU_char>): Emit vupkhs* instead of vupkls* when
        target is little endian and -maltivec=be is not specified.
        (*altivec_vupkls<VU_char>_direct): New (copy of
        altivec_vupkls<VU_char> that always emits vupkls*, for internal use).
        (altivec_vupkhpx): Emit vupklpx instead of vupkhpx when target is
        little endian and -maltivec=be is not specified.
        (altivec_vupklpx): Emit vupkhpx instead of vupklpx when target is
        little endian and -maltivec=be is not specified.

2014-02-05  Richard Henderson  <rth@redhat.com>

        PR debug/52727
        * combine-stack-adj.c: Revert r206943.
        * sched-int.h (struct deps_desc): Add last_args_size.
        * sched-deps.c (init_deps): Initialize it.
        (sched_analyze_insn): Add OUTPUT dependencies between insns that
        contain REG_ARGS_SIZE notes.

2014-02-05  Jan Hubicka  <hubicka@ucw.cz>

        * lto-cgraph.c (asm_nodes_output): Make global.
        * lto-wrapper.c (run_gcc): Pass down paralelizm to WPA.
        * gcc.c (AS_NEEDS_DASH_FOR_PIPED_INPUT): Allow WPA parameter
        (driver_handle_option): Handle OPT_fwpa.

2014-02-05  Jakub Jelinek  <jakub@redhat.com>

        PR ipa/59947
        * ipa-devirt.c (possible_polymorphic_call_targets): Fix
        a comment typo and formatting issue.  If odr_hash hasn't been
        created, return vNULL and set *completep to false.

        PR middle-end/57499
        * tree-eh.c (cleanup_empty_eh): Bail out on totally empty
        bb with no successors.

2014-02-05  James Greenhalgh  <james.greenhalgh@arm.com>

        PR target/59718
        * doc/invoke.texi (-march): Clarify documentation for ARM.
        (-mtune): Likewise.
        (-mcpu): Likewise.

2014-02-05  Richard Biener  <rguenther@suse.de>

        * tree-vect-loop.c (vect_analyze_loop_2): Be more informative
        when not vectorizing because of too many alias checks.
        * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
        Add more verboseness, avoid duplicate MSG_MISSED_OPTIMIZATION.

2014-02-05  Nick Clifton  <nickc@redhat.com>

        * config/mn10300/mn10300.c (mn10300_hard_regno_mode_ok): Do not
        accept extended registers in any mode when compiling for the MN10300.

2014-02-05  Yury Gribov  <y.gribov@samsung.com>

        * cif-code.def (ATTRIBUTE_MISMATCH): New CIF code.
        * ipa-inline.c (report_inline_failed_reason): Handle mismatched
        sanitization attributes.
        (can_inline_edge_p): Likewise.
        (sanitize_attrs_match_for_inline_p): New function.

2014-02-04  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-prop.c (detect_type_change): Shor circuit testing of
        type changes on THIS pointer.

2014-02-04  John David Anglin  <danglin@gcc.gnu.org>

        PR target/59777
        * config/pa/pa.c (legitimize_tls_address): Return original address
        if not passed a SYMBOL_REF rtx.
        (hppa_legitimize_address): Call legitimize_tls_address for all TLS
        addresses.
        (pa_emit_move_sequence): Simplify TLS source operands.
        (pa_legitimate_constant_p): Reject all TLS constants.
        * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): Correct comment.
        (CONSTANT_ADDRESS_P): Reject TLS CONST addresses.

2014-02-04  Jan Hubicka  <hubicka@ucw.cz>

        * ipa.c (function_and_variable_visibility): Decompose DECL_ONE_ONLY
        groups when we know they are controlled by LTO.
        * varasm.c (default_binds_local_p_1): If object is in other partition,
        it will be resolved locally.

2014-02-04  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * config/host-linux.c (linux_gt_pch_use_address): Don't
        use SSIZE_MAX because it is not always defined.

2014-02-04  Vladimir Makarov  <vmakarov@redhat.com>

        PR bootstrap/59913
        * lra-constraints.c (need_for_split_p): Use more 3 reloads as
        threshold for pseudo splitting.
        (update_ebb_live_info): Process call argument hard registers and
        hard registers from insn definition too.
        (max_small_class_regs_num): New constant.
        (inherit_in_ebb): Update live hard regs through EBBs.  Update
        reloads_num only for small register classes.  Don't split for
        outputs of jumps.

2014-02-04  Markus Trippelsdorf  <markus@trippelsdorf.de>

        PR ipa/60058
        * ipa-cp.c (ipa_get_indirect_edge_target_1): Check that target
        is non-null.

2014-02-04  Jan Hubicka  <hubicka@ucw.cz>

        * gimple-fold.c (can_refer_decl_in_current_unit_p): Default
        visibility is safe.

2014-02-04  Marek Polacek  <polacek@redhat.com>

        * gdbinit.in (pel): Define.

2014-02-04  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * doc/invoke.texi (fstrict-volatile-bitfields): Clarify current
        behavior.

2014-02-04  Richard Biener  <rguenther@suse.de>

        PR lto/59723
        * lto-streamer-out.c (tree_is_indexable): Force NAMELIST_DECLs
        in function context local.
        (lto_output_tree_ref): Do not write trees from lto_output_tree_ref.
        * lto-streamer-in.c (lto_input_tree_ref): Handle LTO_namelist_decl_ref
        similar to LTO_imported_decl_ref.

2014-02-04  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/60002
        * cgraphclones.c (build_function_decl_skip_args): Clear
        DECL_LANG_SPECIFIC.

        PR tree-optimization/60023
        * tree-if-conv.c (predicate_mem_writes): Pass true instead of
        false to gsi_replace.
        * tree-vect-stmts.c (vect_finish_stmt_generation): If stmt
        has been in some EH region and vec_stmt could throw, add
        vec_stmt into the same EH region.
        * tree-data-ref.c (get_references_in_stmt): If IFN_MASK_LOAD
        has no lhs, ignore it.
        * internal-fn.c (expand_MASK_LOAD): Likewise.

        PR ipa/60026
        * tree-inline.c (copy_forbidden): Fail for
        __attribute__((optimize (0))) functions.

        PR other/58712
        * omp-low.c (simd_clone_struct_copy): If from->inbranch
        is set, copy one less argument.
        (expand_simd_clones): Don't subtract clone_info->inbranch
        from simd_clone_struct_alloc argument.

        PR rtl-optimization/57915
        * recog.c (simplify_while_replacing): If all unary/binary/relational
        operation arguments are constant, attempt to simplify those.

        PR middle-end/59261
        * expmed.c (expand_mult): For MODE_VECTOR_INT multiplication
        if there is no vashl<mode>3 or ashl<mode>3 insn, skip_synth.

2014-02-04  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/60012
        * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Apply
        TBAA disambiguation to all DDRs.

2014-02-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        PR target/59788
        * config/sol2.h (LINK_LIBGCC_MAPFILE_SPEC): Define.
        (LINK_SPEC): Use it for -shared, -shared-libgcc.

2014-02-03  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/59882
        * tree.c (get_binfo_at_offset): Do not get confused by empty classes;

2014-02-03  Jan Hubicka  <hubicka@ucw.cz>

        * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): Remove.
        * gimple-fold.h (gimple_extract_devirt_binfo_from_cst): Remove.

2014-02-03  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/59831
        * ipa-cp.c (ipa_get_indirect_edge_target_1): Use ipa-devirt
        to figure out targets of polymorphic calls with known decl.
        * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
        * ipa-utils.h (get_polymorphic_call_info_from_invariant): Declare.
        * ipa-devirt.c (get_polymorphic_call_info_for_decl): Break out from ...
        (get_polymorphic_call_info): ... here.
        (get_polymorphic_call_info_from_invariant): New function.

2014-02-03  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-cp.c (ipa_get_indirect_edge_target_1): Do direct
        lookup via vtable pointer; check for type consistency
        and turn inconsitent facts into UNREACHABLE.
        * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
        * gimple-fold.c (gimple_get_virt_method_for_vtable): Do not ICE on
        type inconsistent querries; return UNREACHABLE instead.

2014-02-03  Richard Henderson  <rth@twiddle.net>

        PR tree-opt/59924
        * tree-ssa-uninit.c (push_to_worklist): Don't re-push if we've
        already processed this node.
        (normalize_one_pred_1): Pass along mark_set.
        (normalize_one_pred): Create and destroy a pointer_set_t.
        (normalize_one_pred_chain): Likewise.

2014-02-03  Laurent Aflonsi  <laurent.alfonsi@st.com>

        PR gcov-profile/58602
        * gcc/gcov-io.c (gcov_open): Open with truncation when mode < 0.

2014-02-03  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/59831
        * ipa-cp.c (ipa_get_indirect_edge_target_1): Give up on
        -fno-devirtualize; try to devirtualize by the knowledge of
        virtual table pointer given by aggregate propagation.
        * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
        (ipa_print_node_jump_functions): Dump also offset that
        is relevant for polymorphic calls.
        (determine_known_aggregate_parts): Add arg_type parameter; use it
        instead of determining the type from pointer type.
        (ipa_compute_jump_functions_for_edge): Update call of
        determine_known_aggregate_parts.
        * gimple-fold.c (gimple_get_virt_method_for_vtable): Break out from ...
        (gimple_get_virt_method_for_binfo): ... here; simplify using
        vtable_pointer_value_to_vtable.
        * gimple-fold.h (gimple_get_virt_method_for_vtable): Declare.
        * ipa-devirt.c (subbinfo_with_vtable_at_offset): Turn OFFSET parameter
        to unsigned HOST_WIDE_INT; use vtable_pointer_value_to_vtable.
        (vtable_pointer_value_to_vtable): Break out from ...; handle also
        POINTER_PLUS_EXPR.
        (vtable_pointer_value_to_binfo): ... here.
        * ipa-utils.h (vtable_pointer_value_to_vtable): Declare.

2014-02-03  Teresa Johnson  <tejohnson@google.com>

        * tree-vect-slp.c (vect_supported_load_permutation_p): Avoid
        redef of outer loop index variable.

2014-02-03  Marc Glisse  <marc.glisse@inria.fr>

        PR c++/53017
        PR c++/59211
        * doc/extend.texi (Function Attributes): Typo.

2014-02-03  Cong Hou  <congh@google.com>

        PR tree-optimization/60000
        * tree-vect-loop.c (vect_transform_loop): Set pattern_def_seq to NULL
        if the vectorized statement is a store.  A store statement can only
        appear at the end of pattern statements.

2014-02-03  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/i386.c (flag_opts): Add -mlong-double-128.
        (ix86_option_override_internal): Default long double to 64-bit for
        32-bit Bionic and to 128-bit for 64-bit Bionic.

        * config/i386/i386.h (LONG_DOUBLE_TYPE_SIZE): Use 128 if
        TARGET_LONG_DOUBLE_128 is true.
        (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.

        * config/i386/i386.opt (mlong-double-80): Negate -mlong-double-64.
        (mlong-double-64): Negate -mlong-double-128.
        (mlong-double-128): New option.

        * config/i386/i386-c.c (ix86_target_macros): Define
        __LONG_DOUBLE_128__ for TARGET_LONG_DOUBLE_128.

        * doc/invoke.texi: Document -mlong-double-128.

2014-02-03  H.J. Lu  <hongjiu.lu@intel.com>

        PR rtl-optimization/60024
        * sel-sched.c (init_regs_for_mode): Check if mode is OK first.

2014-02-03  Markus Trippelsdorf  <markus@trippelsdorf.de>

        * doc/invoke.texi (fprofile-reorder-functions): Fix typo.

2014-02-03  Andrey Belevantsev  <abel@ispras.ru>

        PR rtl-optimization/57662
        * sel-sched.c (code_motion_path_driver): Do not mark already not
        existing blocks in the visiting bitmap.

2014-02-03  Andrey Belevantsev  <abel@ispras.ru>

        * sel-sched-ir.c (sel_gen_insn_from_expr_after): Reset INSN_DELETED_P
        on the insn being emitted.

2014-02-03  James Greenhalgh  <james.greenhalgh@arm.com>
            Will Deacon  <will.deacon@arm.com>

        * doc/gimple.texi (gimple_asm_clear_volatile): Remove.

2014-02-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/arm-tables.opt: Regenerate.

2014-02-02  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/rs6000.c (altivec_expand_vec_perm_le): Generalize
        for vector types other than V16QImode.
        * config/rs6000/altivec.md (altivec_vperm_<mode>): Change to a
        define_expand, and call altivec_expand_vec_perm_le when producing
        code with little endian element order.
        (*altivec_vperm_<mode>_internal): New insn having previous
        behavior of altivec_vperm_<mode>.
        (altivec_vperm_<mode>_uns): Change to a define_expand, and call
        altivec_expand_vec_perm_le when producing code with little endian
        element order.
        (*altivec_vperm_<mode>_uns_internal): New insn having previous
        behavior of altivec_vperm_<mode>_uns.

2014-02-02  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/altivec.md (UNSPEC_VSUMSWS_DIRECT): New unspec.
        (altivec_vsumsws): Add handling for -maltivec=be with a little
        endian target.
        (altivec_vsumsws_direct): New.
        (reduc_splus_<mode>): Call gen_altivec_vsumsws_direct instead of
        gen_altivec_vsumsws.

2014-02-02  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-devirt.c (subbinfo_with_vtable_at_offset,
        vtable_pointer_value_to_binfo): New functions.
        * ipa-utils.h (vtable_pointer_value_to_binfo): Declare.
        * ipa-prop.c (extr_type_from_vtbl_ptr_store): Use it.

2014-02-02  Sandra Loosemore  <sandra@codesourcery.com>

        * config/nios2/nios2.md (load_got_register): Initialize GOT
        pointer from _gp_got instead of _GLOBAL_OFFSET_TABLE_.
        * config/nios2/nios2.c (nios2_function_profiler): Likewise.

2014-02-02  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-prop.c (update_jump_functions_after_inlining): When type is not
        preserverd by passthrough, do not propagate the type.

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

        * config/mips/mips.c (MIPS_GET_FCSR, MIPS_SET_FCSR): New macros.
        (mips_atomic_assign_expand_fenv): New function.
        (TARGET_ATOMIC_ASSIGN_EXPAND_FENV): Define.

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

        * doc/extend.texi (__builtin_mips_get_fcsr): Document.
        (__builtin_mips_set_fcsr): Likewise.
        * config/mips/mips-ftypes.def: Add MIPS_VOID_FTYPE_USI and
        MIPS_USI_FTYPE_VOID.
        * config/mips/mips-protos.h (mips16_expand_get_fcsr): Declare
        (mips16_expand_set_fcsr): Likewise.
        * config/mips/mips.c (mips16_get_fcsr_stub): New variable.
        (mips16_set_fcsr_stub): Likewise.
        (mips16_get_fcsr_one_only_stub): New class.
        (mips16_set_fcsr_one_only_stub): Likewise.
        (mips16_expand_get_fcsr, mips16_expand_set_fcsr): New functions.
        (mips_code_end): Output the get_fcsr and set_fcsr stubs, if needed.
        (BUILTIN_AVAIL_MIPS16, AVAIL_ALL): New macros.
        (hard_float): New availability predicate.
        (mips_builtins): Add get_fcsr and set_fcsr.
        (mips_expand_builtin): Check BUILTIN_AVAIL_MIPS16.
        * config/mips/mips.md (UNSPEC_GET_FCSR, UNSPEC_SET_FCSR): New unspecs.
        (GET_FCSR_REGNUM, SET_FCSR_REGNUM): New constants.
        (mips_get_fcsr, *mips_get_fcsr, mips_get_fcsr_mips16_<mode>)
        (mips_set_fcsr, *mips_set_fcsr, mips_set_fcsr_mips16_<mode>): New
        patterns.

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

        * config/mips/mips.c (mips_one_only_stub): New class.
        (mips_need_mips16_rdhwr_p): Replace with...
        (mips16_rdhwr_stub): ...this new variable.
        (mips16_stub_call_address): New function.
        (mips16_rdhwr_one_only_stub): New class.
        (mips_expand_thread_pointer): Use mips16_stub_call_address.
        (mips_output_mips16_rdhwr): Delete.
        (mips_finish_stub): New function.
        (mips_code_end): Use it to handle rdhwr stubs.

2014-02-02  Uros Bizjak  <ubizjak@gmail.com>

        PR target/60017
        * config/i386/i386.c (classify_argument): Fix handling of bit_offset
        when calculating size of integer atomic types.

2014-02-02  H.J. Lu  <hongjiu.lu@intel.com>

        * ipa-inline-analysis.c (true_predicate_p): Fix a typo in comments.

2014-02-01  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/60003
        * gimple-low.c (lower_builtin_setjmp): Set cfun->has_nonlocal_label.
        * profile.c (branch_prob): Use gimple_call_builtin_p
        to check for BUILT_IN_SETJMP_RECEIVER.
        * tree-inline.c (copy_bb): Call notice_special_calls.

2014-01-31  Vladimir Makarov  <vmakarov@redhat.com>

        PR bootstrap/59985
        * lra-constraints.c (process_alt_operands): Update reload_sum only
        on the first pass.

2014-01-31  Richard Henderson  <rth@redhat.com>

        PR middle-end/60004
        * tree-eh.c (lower_try_finally_switch): Delay lowering finally block
        until after else_eh is processed.

2014-01-31  Ilya Tocar  <ilya.tocar@intel.com>

        * config/i386/avx512fintrin.h (_MM_FROUND_TO_NEAREST_INT),
        (_MM_FROUND_TO_NEG_INF), (_MM_FROUND_TO_POS_INF),
        (_MM_FROUND_TO_ZERO), (_MM_FROUND_CUR_DIRECTION): Are already defined
        in smmintrin.h, remove them.
        (_MM_FROUND_NO_EXC): Same as above, bit also wrong value.
        * config/i386/i386.c (ix86_print_operand): Split sae and rounding.
        * config/i386/i386.md (ROUND_SAE): Fix value.
        * config/i386/predicates.md (const_4_or_8_to_11_operand): New.
        (const48_operand): New.
        * config/i386/subst.md (round), (round_expand): Use
        const_4_or_8_to_11_operand.
        (round_saeonly), (round_saeonly_expand): Use const48_operand.

2014-01-31  Ilya Tocar  <ilya.tocar@intel.com>

        * config/i386/constraints.md (Yk): Swap meaning with k.
        * config/i386/i386.md (movhi_internal): Change Yk to k.
        (movqi_internal): Ditto.
        (*k<logic><mode>): Ditto.
        (*andhi_1): Ditto.
        (*andqi_1): Ditto.
        (kandn<mode>): Ditto.
        (*<code>hi_1): Ditto.
        (*<code>qi_1): Ditto.
        (kxnor<mode>): Ditto.
        (kortestzhi): Ditto.
        (kortestchi): Ditto.
        (kunpckhi): Ditto.
        (*one_cmplhi2_1): Ditto.
        (*one_cmplqi2_1): Ditto.
        * config/i386/sse.md (): Change k to Yk.
        (avx512f_load<mode>_mask): Ditto.
        (avx512f_blendm<mode>): Ditto.
        (avx512f_store<mode>_mask): Ditto.
        (avx512f_storeu<ssemodesuffix>512_mask): Ditto.
        (avx512f_storedqu<mode>_mask): Ditto.
        (avx512f_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>):
        Ditto.
        (avx512f_ucmp<mode>3<mask_scalar_merge_name>): Ditto.
        (avx512f_vmcmp<mode>3<round_saeonly_name>): Ditto.
        (avx512f_vmcmp<mode>3_mask<round_saeonly_name>): Ditto.
        (avx512f_maskcmp<mode>3): Ditto.
        (avx512f_fmadd_<mode>_mask<round_name>): Ditto.
        (avx512f_fmadd_<mode>_mask3<round_name>): Ditto.
        (avx512f_fmsub_<mode>_mask<round_name>): Ditto.
        (avx512f_fmsub_<mode>_mask3<round_name>): Ditto.
        (avx512f_fnmadd_<mode>_mask<round_name>): Ditto.
        (avx512f_fnmadd_<mode>_mask3<round_name>): Ditto.
        (avx512f_fnmsub_<mode>_mask<round_name>): Ditto.
        (avx512f_fnmsub_<mode>_mask3<round_name>): Ditto.
        (avx512f_fmaddsub_<mode>_mask<round_name>): Ditto.
        (avx512f_fmaddsub_<mode>_mask3<round_name>): Ditto.
        (avx512f_fmsubadd_<mode>_mask<round_name>): Ditto.
        (avx512f_fmsubadd_<mode>_mask3<round_name>): Ditto.
        (avx512f_vextract<shuffletype>32x4_1_maskm): Ditto.
        (vec_extract_lo_<mode>_maskm): Ditto.
        (vec_extract_hi_<mode>_maskm): Ditto.
        (avx512f_vternlog<mode>_mask): Ditto.
        (avx512f_fixupimm<mode>_mask<round_saeonly_name>): Ditto.
        (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Ditto.
        (avx512f_<code><pmov_src_lower><mode>2_mask): Ditto.
        (avx512f_<code>v8div16qi2_mask): Ditto.
        (avx512f_<code>v8div16qi2_mask_store): Ditto.
        (avx512f_eq<mode>3<mask_scalar_merge_name>_1): Ditto.
        (avx512f_gt<mode>3<mask_scalar_merge_name>): Ditto.
        (avx512f_testm<mode>3<mask_scalar_merge_name>): Ditto.
        (avx512f_testnm<mode>3<mask_scalar_merge_name>): Ditto.
        (*avx512pf_gatherpf<mode>sf_mask): Ditto.
        (*avx512pf_gatherpf<mode>df_mask): Ditto.
        (*avx512pf_scatterpf<mode>sf_mask): Ditto.
        (*avx512pf_scatterpf<mode>df_mask): Ditto.
        (avx512cd_maskb_vec_dupv8di): Ditto.
        (avx512cd_maskw_vec_dupv16si): Ditto.
        (avx512f_vpermi2var<mode>3_maskz): Ditto.
        (avx512f_vpermi2var<mode>3_mask): Ditto.
        (avx512f_vpermi2var<mode>3_mask): Ditto.
        (avx512f_vpermt2var<mode>3_maskz): Ditto.
        (*avx512f_gathersi<mode>): Ditto.
        (*avx512f_gathersi<mode>_2): Ditto.
        (*avx512f_gatherdi<mode>): Ditto.
        (*avx512f_gatherdi<mode>_2): Ditto.
        (*avx512f_scattersi<mode>): Ditto.
        (*avx512f_scatterdi<mode>): Ditto.
        (avx512f_compress<mode>_mask): Ditto.
        (avx512f_compressstore<mode>_mask): Ditto.
        (avx512f_expand<mode>_mask): Ditto.
        * config/i386/subst.md (mask): Change k to Yk.
        (mask_scalar_merge): Ditto.
        (sd): Ditto.

2014-01-31  Marc Glisse  <marc.glisse@inria.fr>

        * doc/extend.texi (Vector Extensions): Document ?: in C++.

2014-01-31  Richard Biener  <rguenther@suse.de>

        PR middle-end/59990
        * builtins.c (fold_builtin_memory_op): Make sure to not
        use a floating-point mode or a boolean or enumeral type for
        the copy operation.

2014-01-30  DJ Delorie  <dj@redhat.com>

        * config/msp430/msp430.h (LIB_SPEC): Add -lcrt
        * config/msp430/msp430.md (msp430_refsym_need_exit): New.
        * config/msp430/msp430.c (msp430_expand_epilogue): Call it
        whenever main() has an epilogue.

2014-01-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/rs6000.c (rs6000_expand_vector_init): Remove
        unused variable "field".
        * config/rs6000/vsx.md (vsx_mergel_<mode>): Add missing DONE.
        (vsx_mergeh_<mode>): Likewise.
        * config/rs6000/altivec.md (altivec_vmrghb): Likewise.
        (altivec_vmrghh): Likewise.
        (altivec_vmrghw): Likewise.
        (altivec_vmrglb): Likewise.
        (altivec_vmrglh): Likewise.
        (altivec_vmrglw): Likewise.
        (altivec_vspltb): Add missing uses.
        (altivec_vsplth): Likewise.
        (altivec_vspltw): Likewise.
        (altivec_vspltsf): Likewise.

2014-01-30  Jakub Jelinek  <jakub@redhat.com>

        PR target/59923
        * ifcvt.c (cond_exec_process_insns): Don't conditionalize
        frame related instructions.

2014-01-30  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/59959
        * lra-constrains.c (simplify_operand_subreg): Assign NO_REGS to
        any reload of register whose subreg is invalid.

2014-01-30  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/f16cintrin.h (_cvtsh_ss): Avoid -Wnarrowing warning.
        * config/i386/avx512fintrin.h (_mm512_mask_cvtusepi64_storeu_epi32):
        Add missing return type - void.

2014-01-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * gcc/config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
        gen_vsx_xxspltw_v4sf_direct instead of gen_vsx_xxspltw_v4sf;
        remove element index adjustment for endian (now handled in vsx.md
        and altivec.md).
        (altivec_expand_vec_perm_const): Use
        gen_altivec_vsplt[bhw]_direct instead of gen_altivec_vsplt[bhw].
        * gcc/config/rs6000/vsx.md (UNSPEC_VSX_XXSPLTW): New unspec.
        (vsx_xxspltw_<mode>): Adjust element index for little endian.
        * gcc/config/rs6000/altivec.md (altivec_vspltb): Divide into a
        define_expand and a new define_insn *altivec_vspltb_internal;
        adjust for -maltivec=be on a little endian target.
        (altivec_vspltb_direct): New.
        (altivec_vsplth): Divide into a define_expand and a new
        define_insn *altivec_vsplth_internal; adjust for -maltivec=be on a
        little endian target.
        (altivec_vsplth_direct): New.
        (altivec_vspltw): Divide into a define_expand and a new
        define_insn *altivec_vspltw_internal; adjust for -maltivec=be on a
        little endian target.
        (altivec_vspltw_direct): New.
        (altivec_vspltsf): Divide into a define_expand and a new
        define_insn *altivec_vspltsf_internal; adjust for -maltivec=be on
        a little endian target.

2014-01-30  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/59993
        * tree-ssa-forwprop.c (associate_pointerplus): Check we
        can propagate form the earlier stmt and avoid the transform
        when the intermediate result is needed.

2014-01-30  Alangi Derick  <alangiderick@gmail.com>

        * README.Portability: Fix typo.

2014-01-30  David Holsgrove  <david.holsgrove@xilinx.com>

        * config/microblaze/microblaze.md(cstoresf4, cbranchsf4): Replace
        comparison_operator with ordered_comparison_operator.

2014-01-30  Nick Clifton  <nickc@redhat.com>

        * config/mn10300/mn10300-protos.h (mn10300_store_multiple_operation_p):
        Rename to mn10300_store_multiple_regs.
        * config/mn10300/mn10300.c: Likewise.
        * config/mn10300/mn10300.md (store_movm): Fix typo: call
        store_multiple_regs.
        * config/mn10300/predicates.md (mn10300_store_multiple_operation):
        Call mn10300_store_multiple_regs.

2014-01-30  Nick Clifton  <nickc@redhat.com>
            DJ Delorie  <dj@redhat.com>

        * config/rl78/rl78.c (register_sizes): Make the "upper half" of
        %fp 2 to keep registers after it properly word-aligned.
        (rl78_alloc_physical_registers_umul): Handle the case where both
        input operands are the same.

2014-01-30  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/59903
        * tree-vect-loop.c (vect_transform_loop): Guard multiple-types
        check properly.

2014-01-30  Jason Merrill  <jason@redhat.com>

        PR c++/59633
        * tree.c (walk_type_fields): Handle VECTOR_TYPE.

        PR c++/59645
        * cgraphunit.c (expand_thunk): Copy volatile arg to a temporary.

2014-01-30  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/59951
        * tree-vect-slp.c (vect_bb_slp_scalar_cost): Skip uses in debug insns.

2014-01-30  Savin Zlobec  <savin.zlobec@gmail.com>

        PR target/59784
        * config/nios2/nios2.c (nios2_fpu_insn_asm): Fix asm output of
        SFmode to DFmode case.

2014-01-29  DJ Delorie  <dj@redhat.com>

        * config/msp430/msp430.opt (-minrt): New.
        * config/msp430/msp430.h (STARTFILE_SPEC): Link alternate runtime
        if -minrt given.
        (ENDFILE_SPEC): Likewise.

2014-01-29  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-inline-analysis.c (clobber_only_eh_bb_p): New function.
        (estimate_function_body_sizes): Use it.

2014-01-29  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/58561
        * dwarf2out.c (is_cxx_auto): New.
        (is_base_type): Use it.
        (gen_type_die_with_usage): Likewise.

2014-01-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/rs6000.c (altivec_expand_vec_perm_const):  Use
        CODE_FOR_altivec_vmrg*_direct rather than CODE_FOR_altivec_vmrg*.
        * config/rs6000/vsx.md (vsx_mergel_<mode>): Adjust for
        -maltivec=be with LE targets.
        (vsx_mergeh_<mode>): Likewise.
        * config/rs6000/altivec.md (UNSPEC_VMRG[HL]_DIRECT): New unspecs.
        (mulv8hi3): Use gen_altivec_vmrg[hl]w_direct.
        (altivec_vmrghb): Replace with define_expand and new
        *altivec_vmrghb_internal insn; adjust for -maltivec=be with LE targets.
        (altivec_vmrghb_direct): New define_insn.
        (altivec_vmrghh): Replace with define_expand and new
        *altivec_vmrghh_internal insn; adjust for -maltivec=be with LE targets.
        (altivec_vmrghh_direct): New define_insn.
        (altivec_vmrghw): Replace with define_expand and new
        *altivec_vmrghw_internal insn; adjust for -maltivec=be with LE targets.
        (altivec_vmrghw_direct): New define_insn.
        (*altivec_vmrghsf): Adjust for endianness.
        (altivec_vmrglb): Replace with define_expand and new
        *altivec_vmrglb_internal insn; adjust for -maltivec=be with LE targets.
        (altivec_vmrglb_direct): New define_insn.
        (altivec_vmrglh): Replace with define_expand and new
        *altivec_vmrglh_internal insn; adjust for -maltivec=be with LE targets.
        (altivec_vmrglh_direct): New define_insn.
        (altivec_vmrglw): Replace with define_expand and new
        *altivec_vmrglw_internal insn; adjust for -maltivec=be with LE targets.
        (altivec_vmrglw_direct): New define_insn.
        (*altivec_vmrglsf): Adjust for endianness.
        (vec_widen_umult_hi_v16qi): Use gen_altivec_vmrghh_direct.
        (vec_widen_umult_lo_v16qi): Use gen_altivec_vmrglh_direct.
        (vec_widen_smult_hi_v16qi): Use gen_altivec_vmrghh_direct.
        (vec_widen_smult_lo_v16qi): Use gen_altivec_vmrglh_direct.
        (vec_widen_umult_hi_v8hi): Use gen_altivec_vmrghw_direct.
        (vec_widen_umult_lo_v8hi): Use gen_altivec_vmrglw_direct.
        (vec_widen_smult_hi_v8hi): Use gen_altivec_vmrghw_direct.
        (vec_widen_smult_lo_v8hi): Use gen_altivec_vmrglw_direct.

2014-01-29  Marcus Shawcroft  <marcus.shawcroft@arm.com>

        * config/aarch64/aarch64.c (aarch64_expand_mov_immediate)
        (aarch64_legitimate_address_p, aarch64_class_max_nregs): Adjust
        whitespace.

2014-01-29  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/58742
        * tree-ssa-forwprop.c (associate_pointerplus): Rename to
        associate_pointerplus_align.
        (associate_pointerplus_diff): New function.
        (associate_pointerplus): Likewise.  Call associate_pointerplus_align
        and associate_pointerplus_diff.

2014-01-29  Richard Biener  <rguenther@suse.de>

        * lto-streamer.h (LTO_major_version): Bump to 3.
        (LTO_minor_version): Reset to 0.

2014-01-29  Renlin Li  <Renlin.Li@arm.com>

        * config/arm/arm-arches.def (ARM_ARCH): Add armv7ve arch.
        * config/arm/arm.c (FL_FOR_ARCH7VE): New.
        (arm_file_start): Generate correct asm header for armv7ve.
        * config/arm/bpabi.h: Add multilib support for armv7ve.
        * config/arm/driver-arm.c: Change the architectures of cortex-a7
        and cortex-a15 to armv7ve.
        * config/arm/t-aprofile: Add multilib support for armv7ve.
        * doc/invoke.texi: Document -march=armv7ve.

2014-01-29  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/58742
        * tree-ssa-forwprop.c (associate_plusminus): Return true
        if we changed sth, defer EH cleanup to ...
        (ssa_forward_propagate_and_combine): ... here.  Call simplify_mult.
        (simplify_mult): New function.

2014-01-29  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/59917
        PR tree-optimization/59920
        * tree.c (build_common_builtin_nodes): Remove
        __builtin_setjmp_dispatcher initialization.
        * omp-low.h (make_gimple_omp_edges): Add a new int * argument.
        * profile.c (branch_prob): Use gsi_start_nondebug_after_labels_bb
        instead of gsi_after_labels + manually skipping debug stmts.
        Don't ignore bbs with BUILT_IN_SETJMP_DISPATCHER, instead
        ignore bbs with IFN_ABNORMAL_DISPATCHER.
        * tree-inline.c (copy_edges_for_bb): Remove
        can_make_abnormal_goto argument, instead add abnormal_goto_dest
        argument.  Ignore computed_goto_p stmts.  Don't call
        make_abnormal_goto_edges.  If a call might need abnormal edges
        for non-local gotos, see if it already has an edge to
        IFN_ABNORMAL_DISPATCHER or if it is IFN_ABNORMAL_DISPATCHER
        with true argument, don't do anything then, otherwise add
        EDGE_ABNORMAL from the call's bb to abnormal_goto_dest.
        (copy_cfg_body): Compute abnormal_goto_dest, adjust copy_edges_for_bb
        caller.
        * gimple-low.c (struct lower_data): Remove calls_builtin_setjmp.
        (lower_function_body): Don't emit __builtin_setjmp_dispatcher.
        (lower_stmt): Don't set data->calls_builtin_setjmp.
        (lower_builtin_setjmp): Adjust comment.
        * builtins.def (BUILT_IN_SETJMP_DISPATCHER): Remove.
        * tree-cfg.c (found_computed_goto): Remove.
        (factor_computed_gotos): Remove.
        (make_goto_expr_edges): Return bool, true for computed gotos.
        Don't call make_abnormal_goto_edges.
        (build_gimple_cfg): Don't set found_computed_goto, don't call
        factor_computed_gotos.
        (computed_goto_p): No longer static.
        (make_blocks): Don't set found_computed_goto.
        (get_abnormal_succ_dispatcher, handle_abnormal_edges): New functions.
        (make_edges): If make_goto_expr_edges returns true, push bb
        into ab_edge_goto vector, for stmt_can_make_abnormal_goto calls
        instead of calling make_abnormal_goto_edges push bb into ab_edge_call
        vector.  Record mapping between bbs and OpenMP regions if there
        are any, adjust make_gimple_omp_edges caller.  Call
        handle_abnormal_edges.
        (make_abnormal_goto_edges): Remove.
        * tree-cfg.h (make_abnormal_goto_edges): Remove.
        (computed_goto_p, get_abnormal_succ_dispatcher): New prototypes.
        * internal-fn.c (expand_ABNORMAL_DISPATCHER): New function.
        * builtins.c (expand_builtin): Don't handle BUILT_IN_SETJMP_DISPATCHER.
        * internal-fn.def (ABNORMAL_DISPATCHER): New.
        * omp-low.c (make_gimple_omp_edges): Add region_idx argument, when
        filling *region also set *region_idx to (*region)->entry->index.

        PR other/58712
        * read-rtl.c (read_rtx_code): Clear all of RTX_CODE_SIZE (code).
        For REGs set ORIGINAL_REGNO.

2014-01-29  Bingfeng Mei  <bmei@broadcom.com>

        * doc/md.texi: Mention that a target shouldn't implement
        vec_widen_(s|u)mul_even/odd pair if it is less efficient
        than hi/lo pair.

2014-01-29  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/59594
        * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Sort
        a copy of the datarefs vector rather than the vector itself.

2014-01-28  Jason Merrill  <jason@redhat.com>

        PR c++/53756
        * dwarf2out.c (auto_die): New static.
        (gen_type_die_with_usage): Handle C++1y 'auto'.
        (gen_subprogram_die): If in-class DIE had 'auto', emit type again
        on definition.

2014-01-28  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/59672
        * config/i386/gnu-user64.h (SPEC_32): Add "m16|" to "m32".
        (SPEC_X32): Likewise.
        (SPEC_64): Likewise.
        * config/i386/i386.c (ix86_option_override_internal): Turn off
        OPTION_MASK_ISA_64BIT, OPTION_MASK_ABI_X32 and OPTION_MASK_ABI_64
        for TARGET_16BIT.
        (x86_file_start): Output .code16gcc for TARGET_16BIT.
        * config/i386/i386.h (TARGET_16BIT): New macro.
        (TARGET_16BIT_P): Likewise.
        * config/i386/i386.opt: Add m16.
        * doc/invoke.texi: Document -m16.

2014-01-28  Jakub Jelinek  <jakub@redhat.com>

        PR preprocessor/59935
        * input.c (location_get_source_line): Bail out on when line number
        is zero, and test the return value of lookup_or_add_file_to_cache_tab.

2014-01-28  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/58742
        * tree-ssa-forwprop.c (associate_plusminus): Handle
        pointer subtraction of the form (T)(P + A) - (T)P.

2014-01-28  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/arm.c (arm_new_rtx_costs): Remove useless statement
        at const_int_cost.

2014-01-28  Richard Biener  <rguenther@suse.de>

        Revert
        2014-01-28  Richard Biener  <rguenther@suse.de>

        PR rtl-optimization/45364
        PR rtl-optimization/59890
        * var-tracking.c (local_get_addr_clear_given_value): Handle
        already cleared slot.
        (val_reset): Handle not allocated local_get_addr_cache.
        (vt_find_locations): Use post-order on the inverted CFG.

2014-01-28  Richard Biener  <rguenther@suse.de>

        * tree-data-ref.h (ddr_is_anti_dependent, ddrs_have_anti_deps): Remove.

2014-01-28  Richard Biener  <rguenther@suse.de>

        PR rtl-optimization/45364
        PR rtl-optimization/59890
        * var-tracking.c (local_get_addr_clear_given_value): Handle
        already cleared slot.
        (val_reset): Handle not allocated local_get_addr_cache.
        (vt_find_locations): Use post-order on the inverted CFG.

2014-01-28  Alan Modra  <amodra@gmail.com>

        * Makefile.in (BUILD_CPPFLAGS): Do not use ALL_CPPFLAGS.
        * configure.ac <recursive call for build != host>: Define
        GENERATOR_FILE.  Comment.  Use CXX_FOR_BUILD, CXXFLAGS_FOR_BUILD
        and LD_FOR_BUILD too.
        * configure: Regenerate.

2014-01-27  Allan Sandfeld Jensen  <sandfeld@kde.org>

        * config/i386/i386.c (get_builtin_code_for_version): Separate
        Westmere from Nehalem, Ivy Bridge from Sandy Bridge and
        Broadwell from Haswell.

2014-01-27  Steve Ellcey  <sellcey@mips.com>

        * common/config/mips/mips-common.c (TARGET_DEFAULT_TARGET_FLAGS):
        Remove TARGET_FP_EXCEPTIONS_DEFAULT and MASK_FUSED_MADD.
        * config/mips/mips.c (mips_option_override): Change setting
        of TARGET_DSP.
        * config/mips/mips.h (TARGET_FP_EXCEPTIONS_DEFAULT): Remove.
        * config/mips/mips.opt (DSP, DSPR2, FP_EXCEPTIONS, FUSED_MADD, MIPS3D):
        Change from Mask to Var.

2014-01-27  Jeff Law  <law@redhat.com>

        * ipa-inline.c (inline_small_functions): Fix typo.

2014-01-27  Ilya Tocar  <ilya.tocar@intel.com>

        * config/i386/avx512fintrin.h (_mm512_mask_cvtepi32_storeu_epi8): New.
        (_mm512_mask_cvtsepi32_storeu_epi8): Ditto.
        (_mm512_mask_cvtusepi32_storeu_epi8): Ditto.
        (_mm512_mask_cvtepi32_storeu_epi16): Ditto.
        (_mm512_mask_cvtsepi32_storeu_epi16): Ditto.
        (_mm512_mask_cvtusepi32_storeu_epi16): Ditto.
        (_mm512_mask_cvtepi64_storeu_epi32): Ditto.
        (_mm512_mask_cvtsepi64_storeu_epi32): Ditto.
        (_mm512_mask_cvtusepi64_storeu_epi32): Ditto.
        (_mm512_mask_cvtepi64_storeu_epi16): Ditto.
        (_mm512_mask_cvtsepi64_storeu_epi16): Ditto.
        (_mm512_mask_cvtusepi64_storeu_epi16): Ditto.
        (_mm512_mask_cvtepi64_storeu_epi8): Ditto.
        (_mm512_mask_cvtsepi64_storeu_epi8): Ditto.
        (_mm512_mask_cvtusepi64_storeu_epi8): Ditto.
        (_mm512_storeu_epi64): Ditto.
        (_mm512_cmpge_epi32_mask): Ditto.
        (_mm512_cmpge_epu32_mask): Ditto.
        (_mm512_cmpge_epi64_mask): Ditto.
        (_mm512_cmpge_epu64_mask): Ditto.
        (_mm512_cmple_epi32_mask): Ditto.
        (_mm512_cmple_epu32_mask): Ditto.
        (_mm512_cmple_epi64_mask): Ditto.
        (_mm512_cmple_epu64_mask): Ditto.
        (_mm512_cmplt_epi32_mask): Ditto.
        (_mm512_cmplt_epu32_mask): Ditto.
        (_mm512_cmplt_epi64_mask): Ditto.
        (_mm512_cmplt_epu64_mask): Ditto.
        (_mm512_cmpneq_epi32_mask): Ditto.
        (_mm512_cmpneq_epu32_mask): Ditto.
        (_mm512_cmpneq_epi64_mask): Ditto.
        (_mm512_cmpneq_epu64_mask): Ditto.
        (_mm512_expand_pd): Ditto.
        (_mm512_expand_ps): Ditto.
        * config/i386/i386-builtin-types.def: Add PV16QI, PV16QI, PV16HI,
        VOID_PV8SI_V8DI_QI, VOID_PV8HI_V8DI_QI, VOID_PV16QI_V8DI_QI,
        VOID_PV16QI_V16SI_HI, VOID_PV16HI_V16SI_HI.
        * config/i386/i386.c (ix86_builtins): Add
        IX86_BUILTIN_EXPANDPD512_NOMASK, IX86_BUILTIN_EXPANDPS512_NOMASK,
        IX86_BUILTIN_PMOVDB512_MEM, IX86_BUILTIN_PMOVDW512_MEM,
        IX86_BUILTIN_PMOVQB512_MEM, IX86_BUILTIN_PMOVQD512_MEM,
        IX86_BUILTIN_PMOVQW512_MEM, IX86_BUILTIN_PMOVSDB512_MEM,
        IX86_BUILTIN_PMOVSDW512_MEM, IX86_BUILTIN_PMOVSQB512_MEM,
        IX86_BUILTIN_PMOVSQD512_MEM, IX86_BUILTIN_PMOVSQW512_MEM,
        IX86_BUILTIN_PMOVUSDB512_MEM, IX86_BUILTIN_PMOVUSDW512_MEM,
        IX86_BUILTIN_PMOVUSQB512_MEM, IX86_BUILTIN_PMOVUSQD512_MEM,
        IX86_BUILTIN_PMOVUSQW512_MEM.
        (bdesc_special_args): Add __builtin_ia32_pmovusqd512mem_mask,
        __builtin_ia32_pmovsqd512mem_mask,
        __builtin_ia32_pmovqd512mem_mask,
        __builtin_ia32_pmovusqw512mem_mask,
        __builtin_ia32_pmovsqw512mem_mask,
        __builtin_ia32_pmovqw512mem_mask,
        __builtin_ia32_pmovusdw512mem_mask,
        __builtin_ia32_pmovsdw512mem_mask,
        __builtin_ia32_pmovdw512mem_mask,
        __builtin_ia32_pmovqb512mem_mask,
        __builtin_ia32_pmovusqb512mem_mask,
        __builtin_ia32_pmovsqb512mem_mask,
        __builtin_ia32_pmovusdb512mem_mask,
        __builtin_ia32_pmovsdb512mem_mask,
        __builtin_ia32_pmovdb512mem_mask.
        (bdesc_args): Add __builtin_ia32_expanddf512,
        __builtin_ia32_expandsf512.
        (ix86_expand_special_args_builtin): Handle VOID_FTYPE_PV8SI_V8DI_QI,
        VOID_FTYPE_PV8HI_V8DI_QI, VOID_FTYPE_PV16HI_V16SI_HI,
        VOID_FTYPE_PV16QI_V8DI_QI, VOID_FTYPE_PV16QI_V16SI_HI.
        * config/i386/sse.md (unspec): Add UNSPEC_EXPAND_NOMASK.
        (avx512f_<code><pmov_src_lower><mode>2_mask_store): New.
        (*avx512f_<code>v8div16qi2_store_mask): Renamed to ...
        (avx512f_<code>v8div16qi2_mask_store): This.
        (avx512f_expand<mode>): New.

2014-01-27  Kirill Yukhin  <kirill.yukhin@intel.com>

        * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd):
        New.
        (_mm512_mask_prefetch_i64gather_pd): Ditto.
        (_mm512_prefetch_i32scatter_pd): Ditto.
        (_mm512_mask_prefetch_i32scatter_pd): Ditto.
        (_mm512_prefetch_i64scatter_pd): Ditto.
        (_mm512_mask_prefetch_i64scatter_pd): Ditto.
        (_mm512_mask_prefetch_i32gather_ps): Fix operand type.
        (_mm512_mask_prefetch_i64gather_ps): Ditto.
        (_mm512_prefetch_i32scatter_ps): Ditto.
        (_mm512_mask_prefetch_i32scatter_ps): Ditto.
        (_mm512_prefetch_i64scatter_ps): Ditto.
        (_mm512_mask_prefetch_i64scatter_ps): Ditto.
        * config/i386/i386-builtin-types.def: Define
        VOID_FTYPE_QI_V8SI_PCINT64_INT_INT
        and VOID_FTYPE_QI_V8DI_PCINT64_INT_INT.
        * config/i386/i386.c (ix86_builtins): Define IX86_BUILTIN_GATHERPFQPD,
        IX86_BUILTIN_GATHERPFDPD, IX86_BUILTIN_SCATTERPFDPD,
        IX86_BUILTIN_SCATTERPFQPD.
        (ix86_init_mmx_sse_builtins): Define __builtin_ia32_gatherpfdpd,
        __builtin_ia32_gatherpfdps, __builtin_ia32_gatherpfqpd,
        __builtin_ia32_gatherpfqps, __builtin_ia32_scatterpfdpd,
        __builtin_ia32_scatterpfdps, __builtin_ia32_scatterpfqpd,
        __builtin_ia32_scatterpfqps.
        (ix86_expand_builtin): Expand new built-ins.
        * config/i386/sse.md (avx512pf_gatherpf<mode>): Add SF suffix,
        fix memory access data type.
        (*avx512pf_gatherpf<mode>_mask): Ditto.
        (*avx512pf_gatherpf<mode>): Ditto.
        (avx512pf_scatterpf<mode>): Ditto.
        (*avx512pf_scatterpf<mode>_mask): Ditto.
        (*avx512pf_scatterpf<mode>): Ditto.
        (GATHER_SCATTER_SF_MEM_MODE): New.
        (avx512pf_gatherpf<mode>df): Ditto.
        (*avx512pf_gatherpf<mode>df_mask): Ditto.
        (*avx512pf_scatterpf<mode>df): Ditto.

2014-01-27  Jakub Jelinek  <jakub@redhat.com>

        PR bootstrap/59934
        * expmed.h (expmed_mode_index): Rework so that analysis and optimziers
        know when the MODE_PARTIAL_INT and MODE_VECTOR_INT cases can never be
        reached.

2014-01-27  James Greenhalgh  <james.greenhalgh@arm.com>

        * common/config/arm/arm-common.c
        (arm_rewrite_mcpu): Handle multiple names.
        * config/arm/arm.h
        (BIG_LITTLE_SPEC): Do not discard mcpu switches.

2014-01-27  James Greenhalgh  <james.greenhalgh@arm.com>

        * gimple-builder.h (create_gimple_tmp): Delete.

2014-01-27  Christian Bruel  <christian.bruel@st.com>

        * config/sh/sh-mem.cc (sh_expand_cmpnstr): Fix remaining bytes after
        words comparisons.

2014-01-26  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/pa.md (call): Generate indirect long calls to non-local
        functions when outputing 32-bit code.
        (call_value): Likewise except for special call to buggy powf function.

        * config/pa/pa.c (pa_attr_length_indirect_call): Adjust length of
        portable runtime and PIC indirect calls.
        (pa_output_indirect_call): Remove unnecessary nop from portable runtime
        and PIC call sequences.  Use ldo instead of blr to set return register
        in PIC call sequence.

2014-01-25  Walter Lee  <walt@tilera.com>

        * config/tilegx/sync.md (atomic_fetch_sub): Fix negation and
        avoid clobbering a live register.

2014-01-25  Walter Lee  <walt@tilera.com>

        * config/tilegx/tilegx-c.c (tilegx_cpu_cpp_builtins):
        Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2}.
        * config/tilegx/tilepro-c.c (tilepro_cpu_cpp_builtins):
        Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2,4,8}.

2014-01-25  Walter Lee  <walt@tilera.com>

        * config/tilegx/tilegx.c (tilegx_function_arg): Start 16-byte
        arguments on even registers.
        (tilegx_gimplify_va_arg_expr): Align 16-byte var args to
        STACK_BOUNDARY.
        * config/tilegx/tilegx.h (STACK_BOUNDARY): Change to 16 bytes.
        (BIGGEST_ALIGNMENT): Ditto.
        (BIGGEST_FIELD_ALIGNMENT): Ditto.

2014-01-25  Walter Lee  <walt@tilera.com>

        * config/tilegx/tilegx.c (tilegx_gen_bundles): Delete barrier
        insns before bundling.
        * config/tilegx/tilegx.md (tile_network_barrier): Update comment.

2014-01-25  Walter Lee  <walt@tilera.com>

        * config/tilegx/tilegx.c (tilegx_expand_builtin): Set
        PREFETCH_SCHEDULE_BARRIER_P to true for prefetches.
        * config/tilepro/tilepro.c (tilepro_expand_builtin): Ditto.

2014-01-25  Richard Sandiford  <rdsandiford@googlemail.com>

        * config/mips/constraints.md (kl): Delete.
        * config/mips/mips.md (divmod<mode>4, udivmod<mode>4): Turn into
        define expands, using...
        (divmod<mode>4_mips16, udivmod<mode>4_mips16): ...these new
        instructions for MIPS16.
        (*divmod<mode>4, *udivmod<mode>4): New patterns, taken from the
        non-MIPS16 version of the old divmod<mode>4 and udivmod<mode>4.

2014-01-25  Walter Lee  <walt@tilera.com>

        * config/tilepro/tilepro.md (ctzdi2): Use register_operand predicate.
        (clzdi2): Ditto.
        (ffsdi2): Ditto.

2014-01-25  Walter Lee  <walt@tilera.com>

        * config/tilegx/tilegx.c (tilegx_expand_to_rtl_hook): New.
        (TARGET_EXPAND_TO_RTL_HOOK): Define.

2014-01-25  Richard Sandiford  <rdsandiford@googlemail.com>

        * rtlanal.c (canonicalize_condition): Split out duplicated mode check.
        Handle XOR.

2014-01-25  Jakub Jelinek  <jakub@redhat.com>

        * print-rtl.c (in_call_function_usage): New var.
        (print_rtx): When in CALL_INSN_FUNCTION_USAGE, always print
        EXPR_LIST mode as mode and not as reg note name.

        PR middle-end/59561
        * cfgloopmanip.c (copy_loop_info): If
        loop->warned_aggressive_loop_optimizations, make sure
        the flag is set in target loop too.

2014-01-24  Balaji V. Iyer  <balaji.v.iyer@intel.com>

        * builtins.c (is_builtin_name): Renamed flag_enable_cilkplus to
        flag_cilkplus.
        * builtins.def: Likewise.
        * cilk.h (fn_contains_cilk_spawn_p): Likewise.
        * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Likewise.
        * ira.c (ira_setup_eliminable_regset): Likewise.
        * omp-low.c (gate_expand_omp): Likewise.
        (execute_lower_omp): Likewise.
        (diagnose_sb_0): Likewise.
        (gate_diagnose_omp_blocks): Likewise.
        (simd_clone_clauses_extract): Likewise.
        (gate): Likewise.

2014-01-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/rs6000.c (rs6000_expand_vec_perm_const_1): Remove
        correction for little endian...
        * config/rs6000/vsx.md (vsx_xxpermdi2_<mode>_1): ...and move it to
        here.

2014-01-24  Jeff Law  <law@redhat.com>

        PR tree-optimization/59919
        * tree-vrp.c (find_assert_locations_1): Do not register asserts
        for non-returning calls.

2014-01-24  James Greenhalgh  <james.greenhalgh@arm.com>

        * common/config/aarch64/aarch64-common.c
        (aarch64_rewrite_mcpu): Handle multiple names.
        * config/aarch64/aarch64.h
        (BIG_LITTLE_SPEC): Do not discard mcpu switches.

2014-01-24  Dodji Seketeli  <dodji@redhat.com>

        * input.c (add_file_to_cache_tab): Handle the case where fopen
        returns NULL.

2014-01-23  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/59929
        * config/i386/i386.md (pushsf splitter): Get stack adjustment
        from push operand if code of push isn't PRE_DEC.

2014-01-23  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/59909
        * doc/invoke.texi (RS/6000 and PowerPC Options): Document
        -mquad-memory-atomic.  Update -mquad-memory documentation to say
        it is only used for non-atomic loads/stores.

        * config/rs6000/predicates.md (quad_int_reg_operand): Allow either
        -mquad-memory or -mquad-memory-atomic switches.

        * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
        -mquad-memory-atomic to ISA 2.07 support.

        * config/rs6000/rs6000.opt (-mquad-memory-atomic): Add new switch
        to separate support of normal quad word memory operations (ldq, stq)
        from the atomic quad word memory operations.

        * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
        support to separate non-atomic quad word operations from atomic
        quad word operations.  Disable non-atomic quad word operations in
        little endian mode so that we don't have to swap words after the
        load and before the store.
        (quad_load_store_p): Add comment about atomic quad word support.
        (rs6000_opt_masks): Add -mquad-memory-atomic to the list of
        options printed with -mdebug=reg.

        * config/rs6000/rs6000.h (TARGET_SYNC_TI): Use
        -mquad-memory-atomic as the test for whether we have quad word
        atomic instructions.
        (TARGET_SYNC_HI_QI): If either -mquad-memory-atomic, -mquad-memory,
        or -mp8-vector are used, allow byte/half-word atomic operations.

        * config/rs6000/sync.md (load_lockedti): Insure that the address
        is a proper indexed or indirect address for the lqarx instruction.
        On little endian systems, swap the hi/lo registers after the lqarx
        instruction.
        (load_lockedpti): Use indexed_or_indirect_operand predicate to
        insure the address is valid for the lqarx instruction.
        (store_conditionalti): Insure that the address is a proper indexed
        or indirect address for the stqcrx. instruction.  On little endian
        systems, swap the hi/lo registers before doing the stqcrx.
        instruction.
        (store_conditionalpti): Use indexed_or_indirect_operand predicate to
        insure the address is valid for the stqcrx. instruction.

        * gcc/config/rs6000/rs6000-c.c (rs6000_target_modify_macros):
        Define __QUAD_MEMORY__ and __QUAD_MEMORY_ATOMIC__ based on what
        type of quad memory support is available.

2014-01-23  Vladimir Makarov  <vmakarov@redhat.com>

        PR regression/59915
        * lra-constraints.c (simplify_operand_subreg): Spill pseudo if
        there is a danger of looping.

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  <hubicka@ucw.cz>

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

2014-01-22  Jan Hubicka  <hubicka@ucw.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  <hubicka@ucw.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  <hubicka@ucw.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  <hubicka@ucw.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  <hubicka@ucw.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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