* expr.c (expand_expr_real_1): Remove outdated comment.

[gcc.git] / gcc / ChangeLog

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        * expr.c (expand_expr_real_1): Remove outdated comment.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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