arm.c (arm_xgene_tune): Add default initializer for instruction fusion.

[gcc.git] / gcc / ChangeLog

2015-01-15  Richard Earnshaw  <rearnsha@arm.com>

        * arm.c (arm_xgene_tune): Add default initializer for instruction
        fusion.

2015-01-15  Jan Hubicka  <hubicka@ucw.cz>

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

2015-01-15  Evgeny Stupachenko  <evstupac@gmail.com>

        * config/i386/gnu-user.h (CRT_GET_RFIB_DATA): Remove EBX register usage.
        * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Ditto.

2015-01-15  Steve Ellcey  <sellcey@mips.com>

        * Makefile.in (PLUGIN_HEADERS): Add dominance.h, cfg.h, cfgrtl.h,
        cfganal.h, cfgbuild.h, cfgcleanup.h, lcm.h, cfgloopmanip.h,
        builtins.def, and chkp-builtins.def.

2014-01-15  David Edelsohn  <dje.gcc@gmail.com>

        * config/rs6000/default64.h (TARGET_DEFAULT) [LITTLE_ENDIAN]: Use
        ISA 2.7 (POWER8).

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

        PR tree-optimization/61743
        * tree-ssa-pre.c (insert_into_preds_of_block): Preserve range
        information on PHIs for some simple cases.

2015-01-15  Philipp Tomsich  <philipp.tomsich@theobroma-systems.com>

        * config/arm/arm.md (generic_sched): Specify xgene1 in 'no' list.
        Include xgene1.md.
        * config/arm/arm.c (arm_issue_rate): Specify 4 for xgene1.
        * config/arm/arm-cores.def (xgene1): New entry.
        * config/arm/arm-tables.opt: Regenerate.
        * config/arm/arm-tune.md: Regenerate.
        * config/arm/bpabi.h (BE8_LINK_SPEC): Specify mcpu=xgene1.

2015-01-15  Yuri Rumyantsev  <ysrumyan@gmail.com>

        * tree-if-conv.c: Include hash-map.h.
        (aggressive_if_conv): New variable.
        (fold_build_cond_expr): Add simplification of non-zero condition.
        (add_to_dst_predicate_list): Invoke add_to_predicate_list if edge
        destination block is not always executed.
        (if_convertible_phi_p): Fix commentary, allow phi nodes have more
        than two predecessors if AGGRESSIVE_IF_CONV is true.
        (if_convertible_stmt_p): Fix commentary.
        (all_preds_critical_p): New function.
        (has_pred_critical_p): New function.
        (if_convertible_bb_p): Fix commentary, if AGGRESSIVE_IF_CONV is true
        BB can have more than two predecessors and all incoming edges can be
        critical.
        (predicate_bbs): Skip predication for loop exit block, use build2_loc
        to compute predicate for true edge.
        (find_phi_replacement_condition): Delete this function.
        (is_cond_scalar_reduction): Add arguments ARG_0, ARG_1 and EXTENDED.
        Allow interchange PHI arguments if EXTENDED is false.
        Change check that block containing reduction statement candidate
        is predecessor of phi-block since phi may have more than two arguments.
        (phi_args_hash_traits): New helper structure.
        (struct phi_args_hash_traits): New type.
        (phi_args_hash_traits::hash): New function.
        (phi_args_hash_traits::equal_keys): New function.
        (gen_phi_arg_condition): New function.
        (predicate_scalar_phi): Add handling of phi nodes with more than two
        arguments, delete COND and TRUE_BB arguments, insert body of
        find_phi_replacement_condition to predicate ordinary phi nodes.
        (predicate_all_scalar_phis): Skip blocks with the only predecessor,
        delete call of find_phi_replacement_condition and invoke
        predicate_scalar_phi with two arguments.
        (insert_gimplified_predicates): Add assert that non-predicated block
        don't have statements to insert.
        (ifcvt_split_critical_edges): New function.
        (ifcvt_split_def_stmt): Likewise.
        (ifcvt_walk_pattern_tree): Likewise.
        (stmt_is_root_of_bool_pattern): Likewise.
        (ifcvt_repair_bool_pattern): Likewise.
        (ifcvt_local_dce): Likewise.
        (tree_if_conversion): Add initialization of AGGRESSIVE_IF_CONV which
        is copy of inner or outer loop force_vectorize field, invoke
        ifcvt_split_critical_edges, ifcvt_local_dce and
        ifcvt_repair_bool_pattern for aggressive if-conversion.

2015-01-15  Philipp Tomsich  <ptomsich@theobroma-systems.com>

        * config/aarch64/aarch64.md: Include xgene1.md.
        * config/aarch64/xgene1.md: New file.

2015-01-15  Philipp Tomsich  <philipp.tomsich@theobroma-systems.com>

        * config/aarch64/aarch64-cores.def (xgene1): Update/add the
        xgene1 (APM XGene-1) core definition.
        * gcc/config/aarch64/aarch64.c: Add cost tables for APM XGene-1
        * config/arm/aarch-cost-tables.h: Add cost tables for APM XGene-1
        * doc/invoke.texi: Document -mcpu=xgene1.

2015-10-15  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

        * dojump.h: New header file.
        * explow.h: Likewise.
        * expr.h: Remove includes.
        Move expmed.c prototypes to expmed.h.
        Move dojump.c prototypes to dojump.h.
        Move alias.c prototypes to alias.h.
        Move explow.c prototypes to explow.h.
        Move calls.c prototypes to calls.h.
        Move emit-rtl.c prototypes to emit-rtl.h.
        Move varasm.c prototypes to varasm.h.
        Move stmt.c prototypes to stmt.h.
        (saved_pending_stack_adjust): Move to dojump.h.
        (adjust_address): Move to explow.h.
        (adjust_address_nv): Move to emit-rtl.h.
        (adjust_bitfield_address): Likewise.
        (adjust_bitfield_address_size): Likewise.
        (adjust_bitfield_address_nv): Likewise.
        (adjust_automodify_address_nv): Likewise.
        * explow.c (expr_size): Move to expr.c.
        (int_expr_size): Likewise.
        (tree_expr_size): Likewise.
        Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h statistics.h stmt.h varasm.h.
        * genemit.c (main): Generate includes statistics.h, real.h, fixed-value.h,
        insn-config.h, expmed.h, dojump.h, explow.h, emit-rtl.h, stmt.h.
        * genopinit.c (main): Generate includes hashtab.h, hard-reg-set.h, function.h,
        statistics.h, real.h, fixed-value.h, expmed.h, dojump.h, explow.h, emit-rtl.h,
        stmt.h.
        * genoutput.c (main): Generate includes hashtab.h, statistics.h, real.h,
        fixed-value.h, expmed.h, dojump.h, explow.h, emit-rtl.h, stmt.h.
        * genemit.c (open_base_files): Generate includes flags.h, statistics.h, real.h,
        fixed-value.h, tree.h, expmed.h, dojump.h, explow.h, calls.h, emit-rtl.h, varasm.h,
        stmt.h.
        * config/tilepro/gen-mul-tables.cc: Generate includes hashtab.h, hash-set.h, vec.h,
        machmode.h, tm.h, hard-reg-set.h, input.h, function.h, rtl.h, flags.h, statistics.h,
        double-int.h, real.h, fixed-value.h, alias.h, wide-int.h, inchash.h, tree.h,
        insn-config.h, expmed.h, dojump.h, explow.h, calls.h, emit-rtl.h, varasm.h, stmt.h.
        * config/tilegx/mul-tables.c: Include alias.h calls.h dojump.h
        double-int.h emit-rtl.h explow.h expmed.h fixed-value.h flags.h
        function.h hard-reg-set.h hash-set.h hashtab.h inchash.h input.h
        insn-config.h machmode.h real.h rtl.h statistics.h stmt.h symtab.h
        tm.h tree.h varasm.h vec.h wide-int.h.
        * rtlhooks.c: Include alias.h calls.h dojump.h double-int.h emit-rtl.h
        explow.h expmed.h fixed-value.h flags.h function.h hard-reg-set.h
        hash-set.h hashtab.h inchash.h input.h insn-config.h machmode.h
        real.h statistics.h stmt.h tree.h varasm.h vec.h wide-int.h.
        * cfgloopanal.c: Include alias.h calls.h dojump.h double-int.h emit-rtl.h
        explow.h expmed.h fixed-value.h flags.h inchash.h insn-config.h
        real.h statistics.h stmt.h tree.h varasm.h wide-int.h.
        * loop-iv.c: Likewise.
        * lra-assigns.c: Include alias.h calls.h dojump.h double-int.h emit-rtl.h
        explow.h expmed.h fixed-value.h flags.h inchash.h real.h
        statistics.h stmt.h tree.h varasm.h wide-int.h.
        * lra-constraints.c: Likewise.
        * lra-eliminations.c: Likewise.
        * lra-lives.c: Likewise.
        * lra-remat.c: Likewise.
        * bt-load.c: Include alias.h calls.h dojump.h double-int.h emit-rtl.h
        explow.h expmed.h fixed-value.h inchash.h insn-config.h real.h
        statistics.h stmt.h tree.h varasm.h wide-int.h.
        * hw-doloop.c: Likewise.
        * ira-color.c: Likewise.
        * ira-emit.c: Likewise.
        * loop-doloop.c: Likewise.
        * loop-invariant.c: Likewise.
        * reload.c: Include alias.h calls.h dojump.h double-int.h emit-rtl.h
        explow.h expmed.h fixed-value.h inchash.h real.h rtl.h
        statistics.h stmt.h tree.h varasm.h wide-int.h.
        * caller-save.c: Include alias.h calls.h dojump.h double-int.h emit-rtl.h
        explow.h expmed.h fixed-value.h inchash.h real.h statistics.h
        stmt.h tree.h varasm.h wide-int.h.
        * combine-stack-adj.c: Likewise.
        * cse.c: Likewise.
        * ddg.c: Likewise.
        * ifcvt.c: Likewise.
        * ira-costs.c: Likewise.
        * jump.c: Likewise.
        * lra-coalesce.c: Likewise.
        * lra-spills.c: Likewise.
        * profile.c: Include alias.h calls.h dojump.h double-int.h emit-rtl.h
        explow.h expmed.h fixed-value.h insn-config.h real.h statistics.h
        stmt.h varasm.h wide-int.h.
        * lra.c: Include alias.h calls.h dojump.h double-int.h emit-rtl.h
        explow.h expmed.h fixed-value.h real.h statistics.h stmt.h
        varasm.h.
        * config/sh/sh_treg_combine.cc: Include alias.h calls.h dojump.h
        double-int.h explow.h expmed.h fixed-value.h flags.h real.h
        statistics.h stmt.h varasm.h wide-int.h.
        * reorg.c: Include alias.h calls.h dojump.h double-int.h explow.h
        expmed.h fixed-value.h inchash.h real.h statistics.h stmt.h tree.h
        varasm.h wide-int.h.
        * reload1.c: Include alias.h calls.h dojump.h double-int.h explow.h
        expmed.h fixed-value.h real.h rtl.h statistics.h stmt.h varasm.h.
        * config/tilegx/tilegx.c: Include alias.h dojump.h double-int.h
        emit-rtl.h explow.h expmed.h fixed-value.h flags.h real.h
        statistics.h stmt.h.
        * config/tilepro/tilepro.c: Likewise.
        * config/mmix/mmix.c: Include alias.h dojump.h double-int.h emit-rtl.h
        explow.h expmed.h fixed-value.h real.h statistics.h stmt.h.
        * config/pdp11/pdp11.c: Likewise.
        * config/xtensa/xtensa.c: Likewise.
        * config/lm32/lm32.c: Include alias.h dojump.h double-int.h emit-rtl.h
        explow.h expmed.h fixed-value.h real.h statistics.h stmt.h
        varasm.h.
        * tree-chkp.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h flags.h function.h hard-reg-set.h hashtab.h
        insn-config.h real.h rtl.h statistics.h stmt.h tm.h.
        * cilk-common.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h flags.h function.h hard-reg-set.h hashtab.h
        insn-config.h real.h rtl.h statistics.h stmt.h tm.h varasm.h.
        * rtl-chkp.c: Likewise.
        * tree-chkp-opt.c: Likewise.
        * config/arm/arm-builtins.c: Include calls.h dojump.h emit-rtl.h explow.h
        expmed.h fixed-value.h flags.h function.h hard-reg-set.h hashtab.h
        insn-config.h real.h statistics.h stmt.h varasm.h.
        * ipa-icf.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h flags.h hashtab.h insn-config.h real.h rtl.h
        statistics.h stmt.h.
        * tree-vect-data-refs.c: Likewise.
        * graphite-sese-to-poly.c: Include calls.h dojump.h emit-rtl.h explow.h
        expmed.h fixed-value.h flags.h hashtab.h insn-config.h real.h
        rtl.h statistics.h stmt.h varasm.h.
        * internal-fn.c: Likewise.
        * ipa-icf-gimple.c: Likewise.
        * lto-section-out.c: Likewise.
        * tree-data-ref.c: Likewise.
        * tree-nested.c: Likewise.
        * tree-outof-ssa.c: Likewise.
        * tree-predcom.c: Likewise.
        * tree-pretty-print.c: Likewise.
        * tree-scalar-evolution.c: Likewise.
        * tree-ssa-strlen.c: Likewise.
        * tree-vect-loop.c: Likewise.
        * tree-vect-patterns.c: Likewise.
        * tree-vect-slp.c: Likewise.
        * tree-vect-stmts.c: Likewise.
        * tsan.c: Likewise.
        * targhooks.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h flags.h hashtab.h insn-config.h real.h statistics.h
        stmt.h.
        * config/sh/sh-mem.cc: Include calls.h dojump.h emit-rtl.h explow.h
        expmed.h fixed-value.h flags.h hashtab.h insn-config.h real.h
        statistics.h stmt.h varasm.h.
        * loop-unroll.c: Likewise.
        * ubsan.c: Likewise.
        * tree-ssa-loop-prefetch.c: Include calls.h dojump.h emit-rtl.h explow.h
        expmed.h fixed-value.h flags.h hashtab.h real.h rtl.h statistics.h
        stmt.h varasm.h.
        * dse.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h function.h hashtab.h statistics.h stmt.h varasm.h.
        * tree-switch-conversion.c: Include calls.h dojump.h emit-rtl.h explow.h
        expmed.h fixed-value.h hashtab.h insn-config.h real.h rtl.h
        statistics.h stmt.h.
        * generic-match-head.c: Include calls.h dojump.h emit-rtl.h explow.h
        expmed.h fixed-value.h hashtab.h insn-config.h real.h rtl.h
        statistics.h stmt.h varasm.h.
        * gimple-match-head.c: Likewise.
        * lto-cgraph.c: Likewise.
        * lto-section-in.c: Likewise.
        * lto-streamer-in.c: Likewise.
        * lto-streamer-out.c: Likewise.
        * tree-affine.c: Likewise.
        * tree-cfg.c: Likewise.
        * tree-cfgcleanup.c: Likewise.
        * tree-if-conv.c: Likewise.
        * tree-into-ssa.c: Likewise.
        * tree-ssa-alias.c: Likewise.
        * tree-ssa-copyrename.c: Likewise.
        * tree-ssa-dse.c: Likewise.
        * tree-ssa-forwprop.c: Likewise.
        * tree-ssa-live.c: Likewise.
        * tree-ssa-math-opts.c: Likewise.
        * tree-ssa-pre.c: Likewise.
        * tree-ssa-sccvn.c: Likewise.
        * tree-tailcall.c: Likewise.
        * tree-vect-generic.c: Likewise.
        * tree-sra.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h insn-config.h real.h rtl.h stmt.h varasm.h.
        * stor-layout.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h insn-config.h real.h statistics.h stmt.h.
        * varasm.c: Likewise.
        * coverage.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h insn-config.h real.h statistics.h stmt.h
        varasm.h.
        * init-regs.c: Likewise.
        * ira.c: Likewise.
        * omp-low.c: Likewise.
        * stack-ptr-mod.c: Likewise.
        * tree-ssa-reassoc.c: Likewise.
        * tree-complex.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h insn-config.h rtl.h statistics.h stmt.h
        varasm.h.
        * dwarf2cfi.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h insn-config.h statistics.h stmt.h varasm.h.
        * shrink-wrap.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h real.h rtl.h statistics.h stmt.h.
        * recog.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h real.h rtl.h statistics.h stmt.h varasm.h.
        * tree-ssa-phiopt.c: Likewise.
        * config/darwin.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h real.h statistics.h stmt.h.
        * config/fr30/fr30.c: Likewise.
        * config/frv/frv.c: Likewise.
        * expr.c: Likewise.
        * final.c: Likewise.
        * optabs.c: Likewise.
        * passes.c: Likewise.
        * simplify-rtx.c: Likewise.
        * stmt.c: Likewise.
        * toplev.c: Likewise.
        * var-tracking.c: Likewise.
        * gcse.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h real.h statistics.h stmt.h varasm.h.
        * lower-subreg.c: Likewise.
        * postreload-gcse.c: Likewise.
        * ree.c: Likewise.
        * reginfo.c: Likewise.
        * store-motion.c: Likewise.
        * combine.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h real.h stmt.h varasm.h.
        * emit-rtl.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h statistics.h stmt.h.
        * dojump.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h statistics.h stmt.h varasm.h.
        * except.c: Likewise.
        * explow.c: Likewise.
        * tree-dfa.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h insn-config.h real.h rtl.h statistics.h stmt.h
        varasm.h.
        * gimple-fold.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h insn-config.h real.h rtl.h statistics.h varasm.h.
        * tree-ssa-structalias.c: Likewise.
        * cfgexpand.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h insn-config.h real.h statistics.h.
        * calls.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h insn-config.h real.h statistics.h stmt.h.
        * bb-reorder.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h insn-config.h real.h statistics.h stmt.h varasm.h.
        * cfgbuild.c: Likewise.
        * function.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h real.h rtl.h statistics.h stmt.h.
        * cfgrtl.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h real.h rtl.h statistics.h stmt.h varasm.h.
        * dbxout.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h real.h statistics.h stmt.h.
        * auto-inc-dec.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h real.h statistics.h stmt.h varasm.h.
        * cprop.c: Likewise.
        * modulo-sched.c: Likewise.
        * postreload.c: Likewise.
        * ccmp.c: Include calls.h dojump.h emit-rtl.h explow.h fixed-value.h
        flags.h function.h hard-reg-set.h hashtab.h insn-config.h real.h
        statistics.h stmt.h varasm.h.
        * gimple-ssa-strength-reduction.c: Include calls.h dojump.h emit-rtl.h
        explow.h fixed-value.h flags.h hashtab.h insn-config.h real.h
        rtl.h statistics.h stmt.h varasm.h.
        * tree-ssa-loop-ivopts.c: Include calls.h dojump.h emit-rtl.h explow.h
        fixed-value.h flags.h hashtab.h real.h rtl.h statistics.h stmt.h
        varasm.h.
        * expmed.c: Include calls.h dojump.h emit-rtl.h explow.h fixed-value.h
        function.h hard-reg-set.h hashtab.h real.h statistics.h stmt.h
        varasm.h.
        * target-globals.c: Include calls.h dojump.h emit-rtl.h explow.h
        fixed-value.h function.h hashtab.h real.h statistics.h stmt.h
        varasm.h.
        * tree-ssa-address.c: Include calls.h dojump.h emit-rtl.h explow.h
        fixed-value.h hashtab.h real.h statistics.h stmt.h varasm.h.
        * cfgcleanup.c: Include calls.h dojump.h explow.h expmed.h fixed-value.h
        function.h real.h statistics.h stmt.h varasm.h.
        * alias.c: Include calls.h dojump.h explow.h expmed.h fixed-value.h
        insn-config.h real.h statistics.h stmt.h.
        * dwarf2out.c: Include calls.h dojump.h explow.h expmed.h fixed-value.h
        statistics.h stmt.h.
        * config/nvptx/nvptx.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h flags.h hard-reg-set.h insn-config.h real.h
        statistics.h stmt.h varasm.h.
        * gimplify.c: Include dojump.h emit-rtl.h explow.h expmed.h fixed-value.h
        flags.h hashtab.h insn-config.h real.h rtl.h statistics.h.
        * asan.c: Include dojump.h emit-rtl.h explow.h expmed.h fixed-value.h
        flags.h hashtab.h insn-config.h real.h rtl.h statistics.h stmt.h.
        * ipa-devirt.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h flags.h hashtab.h insn-config.h real.h rtl.h
        statistics.h stmt.h varasm.h.
        * ipa-polymorphic-call.c: Likewise.
        * config/aarch64/aarch64.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h flags.h hashtab.h insn-config.h real.h statistics.h
        stmt.h.
        * config/c6x/c6x.c: Likewise.
        * config/aarch64/aarch64-builtins.c: Include dojump.h emit-rtl.h explow.h
        expmed.h fixed-value.h flags.h hashtab.h insn-config.h real.h
        statistics.h stmt.h varasm.h.
        * ipa-prop.c: Include dojump.h emit-rtl.h explow.h expmed.h fixed-value.h
        hashtab.h insn-config.h real.h rtl.h statistics.h stmt.h varasm.h.
        * ipa-split.c: Likewise.
        * tree-eh.c: Likewise.
        * tree-ssa-dce.c: Likewise.
        * tree-ssa-loop-niter.c: Likewise.
        * tree-vrp.c: Likewise.
        * config/nds32/nds32-cost.c: Include dojump.h emit-rtl.h explow.h
        expmed.h fixed-value.h hashtab.h insn-config.h real.h statistics.h
        stmt.h.
        * config/nds32/nds32-fp-as-gp.c: Likewise.
        * config/nds32/nds32-intrinsic.c: Likewise.
        * config/nds32/nds32-isr.c: Likewise.
        * config/nds32/nds32-md-auxiliary.c: Likewise.
        * config/nds32/nds32-memory-manipulation.c: Likewise.
        * config/nds32/nds32-pipelines-auxiliary.c: Likewise.
        * config/nds32/nds32-predicates.c: Likewise.
        * config/nds32/nds32.c: Likewise.
        * config/cris/cris.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h real.h statistics.h.
        * config/alpha/alpha.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h real.h statistics.h stmt.h.
        * config/arm/arm.c: Likewise.
        * config/avr/avr.c: Likewise.
        * config/bfin/bfin.c: Likewise.
        * config/h8300/h8300.c: Likewise.
        * config/i386/i386.c: Likewise.
        * config/ia64/ia64.c: Likewise.
        * config/iq2000/iq2000.c: Likewise.
        * config/m32c/m32c.c: Likewise.
        * config/m32r/m32r.c: Likewise.
        * config/m68k/m68k.c: Likewise.
        * config/mcore/mcore.c: Likewise.
        * config/mep/mep.c: Likewise.
        * config/mips/mips.c: Likewise.
        * config/mn10300/mn10300.c: Likewise.
        * config/moxie/moxie.c: Likewise.
        * config/pa/pa.c: Likewise.
        * config/rl78/rl78.c: Likewise.
        * config/rx/rx.c: Likewise.
        * config/s390/s390.c: Likewise.
        * config/sh/sh.c: Likewise.
        * config/sparc/sparc.c: Likewise.
        * config/spu/spu.c: Likewise.
        * config/stormy16/stormy16.c: Likewise.
        * config/v850/v850.c: Likewise.
        * config/vax/vax.c: Likewise.
        * config/cr16/cr16.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h real.h statistics.h stmt.h varasm.h.
        * config/msp430/msp430.c: Likewise.
        * predict.c: Likewise.
        * value-prof.c: Likewise.
        * config/epiphany/epiphany.c: Include dojump.h emit-rtl.h explow.h
        expmed.h fixed-value.h hashtab.h statistics.h stmt.h.
        * config/microblaze/microblaze.c: Likewise.
        * config/nios2/nios2.c: Likewise.
        * config/rs6000/rs6000.c: Likewise.
        * tree.c: Include dojump.h emit-rtl.h explow.h expmed.h fixed-value.h
        insn-config.h real.h rtl.h statistics.h stmt.h.
        * cgraph.c: Include dojump.h emit-rtl.h explow.h expmed.h fixed-value.h
        insn-config.h real.h statistics.h stmt.h.
        * fold-const.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h insn-config.h real.h statistics.h stmt.h varasm.h.
        * tree-inline.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h real.h rtl.h statistics.h stmt.h varasm.h.
        * builtins.c: Include dojump.h emit-rtl.h explow.h expmed.h fixed-value.h
        real.h statistics.h stmt.h.
        * config/arc/arc.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h statistics.h stmt.h.
        * config/visium/visium.c: Include dojump.h emit-rtl.h explow.h expmed.h
        stmt.h.

2015-01-15  Jakub Jelinek  <jakub@redhat.com>

        * gengtype.c (create_user_defined_type): Workaround
        -Wmaybe-uninitialized false positives.
        * cse.c (fold_rtx): Likewise.
        * loop-invariant.c (gain_for_invariant): Likewise.

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

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

2015-01-15  Yuri Rumyantsev  <ysrumyan@gmail.com>

        PR tree-optimization/64434
        * cfgexpand.c (reorder_operands): New function.
        (expand_gimple_basic_block): Insert call of reorder_operands if
        optimized is true.

2015-01-15  Matthew Fortune  <matthew.fortune@imgtec.com>

        * config/mips/micromips.md (*swp): Remove explicit parallel.
        (jraddiusp, *movep<MOVEP1:mode><MOVEP2:mode>): Likewise.
        * config/mips/mips-dsp.md (add<DSPV:mode>3): Likewise.
        (mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>, sub<DSPV:mode>3): Likewise.
        (mips_sub<DSP:dspfmt1>_s_<DSP:dspfmt2>, mips_addsc): Likewise.
        (mips_addwc, mips_absq_s_<DSPQ:dspfmt2>): Likewise.
        (mips_precrq_rs_ph_w, mips_precrqu_s_qb_ph): Likewise.
        (mips_shll_<DSPV:dspfmt2>, mips_shll_s_<DSPQ:dspfmt2>): Likewise.
        (mips_muleu_s_ph_qbl, mips_muleu_s_ph_qbr): Likewise.
        (mips_mulq_rs_ph, mips_muleq_s_w_phl, mips_muleq_s_w_phr): Likewise.
        (mips_dpaq_s_w_ph, mips_dpsq_s_w_ph, mips_mulsaq_s_w_ph): Likewise.
        (mips_dpaq_sa_l_w, mips_dpsq_sa_l_w, mips_maq_s_w_phl): Likewise.
        (mips_maq_s_w_phr, mips_maq_sa_w_phl, mips_maq_sa_w_phr): Likewise.
        (mips_extr_w, mips_extr_r_w, mips_extr_rs_w): Likewise.
        (mips_extr_s_h, mips_extp, mips_extpdp, mips_mthlip): Likewise.
        (mips_wrdsp): Likewise.
        * config/mips/mips-dspr2.md (mips_absq_s_qb): Remove explicit
        parallel.
        (mips_addu_ph, mips_addu_s_ph, mips_cmpgdu_eq_qb): Likewise.
        (mips_cmpgdu_lt_qb, mips_cmpgdu_le_qb, mulv2hi3): Likewise.
        (mips_mul_s_ph, mips_mulq_rs_w, mips_mulq_s_ph): Likewise.
        (mips_mulq_s_w, mips_subu_ph, mips_subu_s_ph): Likewise.
        (mips_dpaqx_s_w_ph, mips_dpaqx_sa_w_ph): Likewise.
        (mips_dpsqx_s_w_ph, mips_dpsqx_sa_w_ph): Likewise.
        * config/mips/mips-fixed.md (usadd<mode>3): Remove explicit parallel.
        (ssadd<mode>3, ussub<mode>3, sssub<mode>3, ssmul<mode>3): Likewise.
        (ssmaddsqdq4, ssmsubsqdq4): Likewise.

2015-01-14  Matthew Fortune  <matthew.fortune@imgtec.com>

        * config/mips/mips.c (mips_rtx_costs): Set costs for LSA/DLSA.
        (mips_print_operand): Support 'y' to print exact log2 in decimal
        of a const_int.
        * config/mips/mips.h (ISA_HAS_LSA): New define.
        (ISA_HAS_DLSA): Likewise.
        * config/mips/mips.md (<GPR:d>lsa): New define_insn.
        * config/mips/predicates.md (const_immlsa_operand): New predicate.

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

        PR target/64377
        * optc-save-gen.awk: Add support for array types.

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

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

2015-01-14  Marcos Diaz <marcos.diaz@tallertechnologies.com>

        * common.opt: New option -fstack-protector-explicit.
        * cfgexpand.c (SPCT_FLAG_EXPLICIT): New enum.
        (stack_protect_decl_phase): Handle stack_protect attribute for
        explicit stack protection requests.
        (expand_used_vars): Similarly.
        * doc/cpp.texi (__SSP_EXPLICIT__): Document predefined macro.
        * doc/extend.texi: Add documentation for "stack_protect" attribute.
        * doc/invoke.texi: Add documentation for -fstack-protector-explicit.

2015-01-14  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/53988
        * config/sh/sh-protos.h (sh_find_set_of_reg): Add option to ignore
        reg-reg copies.
        (sh_extending_set_of_reg): New struct.
        (sh_find_extending_set_of_reg, sh_split_tst_subregs,
        sh_remove_reg_dead_or_unused_notes): New Declarations.
        * config/sh/sh.c (sh_remove_reg_dead_or_unused_notes,
        sh_find_extending_set_of_reg, sh_split_tst_subregs,
        sh_extending_set_of_reg::use_as_extended_reg): New functions.
        * config/sh/sh.md (*tst<mode>_t_zero): Rename to *tst<mode>_t_subregs,
        convert to insn_and_split and use new function sh_split_tst_subregs.

2015-01-14  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi (Option Summary): Reclassify -fuse-ld as a linker
        option.
        (Optimization Options): Move -fuse-ld documentation to...
        (Link Options): ...here.

2015-01-14  Matthew Fortune  <matthew.fortune@imgtec.com>

        * config/mips/constraints.md (ZC): Add support for R6 LL/SC
        offsets.
        (ZD): Update to use ISA_HAS_9BIT_DISPLACEMENT.
        * config/mips/mips.h (ISA_HAS_PREFETCH_9BIT): Rename to...
        (ISA_HAS_9BIT_DISPLACEMENT): ... this. New macro.
        * config/mips/sync.md (sync_compare_and_swap<mode>): Use ZC
        instead of ZR for the memory operand of LL/SC.
        (compare_and_swap_12, sync_add<mode>): Likewise.
        (sync_<optab>_12, sync_old_<optab>_12): Likewise.
        (sync_new_<optab>_12, sync_nand_12): Likewise.
        (sync_old_nand_12, sync_new_nand_12): Likewise.
        (sync_sub<mode>, sync_old_add<mode>): Likewise.
        (sync_old_sub<mode>, sync_new_add<mode>): Likewise.
        (sync_new_sub<mode>, sync_<optab><mode>): Likewise.
        (sync_old_<optab><mode>, sync_new_<optab><mode>"): Likewise.
        (sync_nand<mode>, sync_old_nand<mode>): Likewise.
        (sync_new_nand<mode>, sync_lock_test_and_set<mode>): Likewise.
        (test_and_set_12, atomic_compare_and_swap<mode>): Likewise.
        (atomic_exchange<mode>_llsc, atomic_fetch_add<mode>_llsc): Likewise.
        * doc/md.texi (ZC): Update description.

2015-01-14  Andrew MacLeod  <amacleod@redhat.com>

        * builtins.c (expand_builtin_atomic_exchange): Remove error when
        memory model is CONSUME.
        (expand_builtin_atomic_compare_exchange, expand_builtin_atomic_load,
        expand_builtin_atomic_store): Change invalid memory model errors to
        warnings.
        (expand_builtin_atomic_clear): Change invalid model errors to warnings
        and issue warning for CONSUME.

2015-01-14  Aldy Hernandez  <aldyh@redhat.com>

        * lto-cgraph: Update function comments for
        lto_symtab_encoder_encode_*.

2015-01-14  Ilya Verbin  <ilya.verbin@intel.com>

        * Makefile.in (site.exp): Do not set ENABLE_LTO.

2015-01-14  Ilya Verbin  <ilya.verbin@intel.com>

        * cgraphunit.c (ipa_passes): Remove argument from ipa_write_summaries.
        * lto-cgraph.c (select_what_to_stream): Remove argument, use
        lto_stream_offload_p instead.
        * lto-streamer.h (select_what_to_stream): Remove argument.
        * passes.c (ipa_write_summaries): Likewise.
        * tree-pass.h (ipa_write_summaries): Likewise.

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

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

2015-01-14  Andrew MacLeod  <amacleod@redhat.com>

        PR middle-end/59448
        * builtins.c (get_memmodel): Promote consume to acquire always.

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

        PR target/64386
        * config/i386/i386.c (ix86_expand_sse_cmp): Handle V64QImode,
        V32HImode. 

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

        PR target/64393
        * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VBMI_SET):
        Enable AVX512BW.
        (OPTION_MASK_ISA_AVX512BW_UNSET): Disable AVX512VBMI.
        * config/i386/i386.c (ix86_hard_regno_mode_ok): Don't check
        AVX512VBMI, as it implies AVX512BW.

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

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

2015-01-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/arm_neon.h: Error out if AdvancedSIMD
        is not available.

2015-01-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * doc/invoke.texi (mapcs): Mention deprecation.
        (mapcs-frame): Likewise.

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

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

2015-01-14  Hale Wang  <hale.wang@arm.com>

        * config/arm/arm.c: Tune the max_cond_insns/branch_cost for
        Cortex-M7.

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

        PR lto/64415
        * tree-inline.c (insert_debug_decl_map): Check destination
        function MAY_HAVE_DEBUG_STMTS.
        (insert_init_debug_bind): Likewise.
        (insert_init_stmt): Remove redundant check.
        (remap_gimple_stmt): Drop debug stmts if the destination
        function has var-tracking assignments disabled.

2015-01-14  Martin Liska  <mliska@suse.cz>

        * ipa-icf-gimple.c (func_checker::compare_operand): Add support for
        IMAGPART_EXPR and REALPART_EXPR and fix BIT_FIELD_REF comparison.

2015-01-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        PR target/64460
        * config/arm/arm.md (*<arith_shift_insn>_multsi): Set 'shift' to 2.
        (*<arith_shift_insn>_shiftsi): Set 'shift' attr to 3.

2015-01-14  Matthew Fortune  <matthew.fortune@imgtec.com>

        * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Only infer an ISA
        level from an ARCH; do not inject the default.
        (MIPS_DEFAULT_ISA_LEVEL_SPEC): New macro split out from
        MIPS_ISA_LEVEL_SPEC.
        (MIPS_ISA_NAN2008_SPEC): Update comment.
        (BASE_DRIVER_SELF_SPECS): Likewise.
        * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add
        MIPS_DEFAULT_ISA_LEVEL_SPEC.
        * config/mips/mti-elf.h (DRIVER_SELF_SPECS): Likewise.
        * config/mips/mti-linux.h (DRIVER_SELF_SPECS): Likewise.
        * config/mips/sde.h (DRIVER_SELF_SPECS): Likewise.

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

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

2015-01-14  Joey Ye  <joey.ye@arm.com>

        * config/arm/arm.c (arm_compute_save_reg_mask):
        Do not save lr in case of tail call.
        * config/arm/thumb2.md (*thumb2_pop_single): New pattern.

2015-01-13  Martin Uecker <uecker@eecs.berkeley.edu>

        * tree-vrp.c (check_array_ref): Emit more warnings
        for warn_array_bounds >= 2.
        * common.opt: New option -Warray-bounds=.
        * doc/invoke.texi: Document -Warray-bounds=.

2015-01-14  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/nds32.opt (mforce-fp-as-gp): Remove.
        (mforbid-fp-as-gp): Remove.
        (mex9): Remove.
        * config/nds32/nds32-fp-as-gp.c (nds32_have_prologue_p): Remove.
        (nds32_symbol_load_store_p): Remove.
        (nds32_fp_as_gp_check_available): Clean up implementation.
        * config/nds32/nds32.h (LINK_SPEC): Remove -mforce-as-gp and -mex9
        cases.
        * config/nds32/nds32.c (nds32_asm_file_start): No need to consider
        fp-as-gp and ex9 cases.

2015-01-13  Jan Hubicka  <hubicka@ucw.cz>

        * tree-profile.c (init_ic_make_global_vars): Drop workaround
        for bintuils bug 14342.
        (init_ic_make_global_vars): Likewise.
        (gimple_init_edge_profiler): Likewise.
        (gimple_gen_ic_func_profiler): Likewise.

2015-01-13  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

        * ipa-inline.c (inline_small_functions): Swap the operands in
        enum.

2015-01-13  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/64481
        * ipa-inline-analysis.c (node_growth_cache): Remove.
        (initialize_growth_caches): Do not initialize it.
        (free_growth_caches): Do not free it.
        (do_estimate_growth): Rename to ...
        (estimate_growth): ... this one; drop growth cache code.
        (growth_likely_positive): Always go the heuristics way.
        * ipa-inline.c (can_inline_edge_p): Walk through aliases.
        (reset_edge_caches): Do not reset node growth.
        (heap_edge_removal_hook): Do not maintain cache.
        (inline_small_functions): Likewise; strenghten sanity check.
        (ipa_inline): Do not maintain caches.
        * ipa-inline.h (node_growth_cache): Remove.
        (do_estimate_growth): Remove to ...
        (estimate_growth): this one; remove inline version.
        (reset_node_growth_cache): Remove.

2015-01-13  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/64565
        * ipa-inline.c (inline_small_functions): Update callee keys after
        resolving speculation
        (inline_small_functions): Always check monotonicity of the queue.

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

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

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

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

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

        * config/arm/arm.h (CLZ_DEFINED_VALUE_AT_ZERO): Return 2.
        (CTZ_DEFINED_VALUE_AT_ZERO): Ditto.

2015-01-13  Martin Liska  <mliska@suse.cz>

        * ipa-icf.c (sem_function::equals_private): Call new functions
        cl_target_option_print_diff and cl_optimization_print_diff.
        * optc-save-gen.awk (cl_target_option_print_diff): New function.
        (cl_optimization_print_diff): Likewise.
        * opth-gen.awk: Likewise.

2015-01-13  Richard Sandiford  <richard.sandiford@arm.com>

        * config/aarch64/aarch64.md (subsi3, *subsi3_uxtw, subdi3)
        (*sub_<optab><ALLX:mode>_<GPI:mode>, *sub_<optab><SHORT:mode>_si_uxtw)
        (*sub_<optab><ALLX:mode>_shft_<GPI:mode>)
        (*sub_<optab><SHORT:mode>_shft_si_uxtw, *sub_<optab><mode>_multp2)
        (*sub_<optab>si_multp2_uxtw, *sub_uxt<mode>_multp2)
        (*sub_uxtsi_multp2_uxtw): Add stack pointer sources.

2015-01-13  Andrew Pinski   <apinski@cavium.com>

        * config/aarch64/aarch64.c (fusion_load_store): Check dest mode
        instead of src mode.    

2015-01-13  Richard Biener  <rguenther@suse.de>

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

2015-01-13  Andrew Pinski   <apinski@cavium.com>

        * config/aarch64/aarch64.c (aarch64_operands_ok_for_ldpstp): Reject
        volatile mems.
        (aarch64_operands_adjust_ok_for_ldpstp): Likewise.

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

        PR middle-end/63974
        * cfgexpand.c (expand_computed_goto): Don't call
        convert_memory_address here.

2015-01-13  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64406
        * tree-loop-distibution.c (pass_loop_distribution::execute):
        Reset the SCEV hashtable if we distributed anything.

2015-01-13  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64404
        * tree-vect-stmts.c (vectorizable_load): Reject conflicting
        SLP types for CSEd loads.

2015-01-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        PR tree-optimization/64436
        * tree-ssa-math-opts.c (find_bswap_or_nop_1): Move code performing the
        merge of two symbolic numbers for a bitwise OR to ...
        (perform_symbolic_merge): This. Also fix computation of the range and
        end of the symbolic number corresponding to the result of a bitwise OR.

2014-01-13  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64568
        * tree-ssa-forwprop.c (pass_forwprop::execute): Properly
        release defs of removed stmts, avoid splitting TARGET_MEM_REFs.

2015-01-13  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/nds32.c (nds32_legitimate_address_p): Consider
        TARGET_CMODEL_LARGE and TARGET_CMODEL_MEDIUM cases.

2015-01-13  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/nds32.h (NDS32_SYMBOL_FLAG_RODATA): Define our own
        target-specific symbol_ref flag.
        (NDS32_SYMBOL_REF_RODATA_P): Define it to check if the symbol_ref
        resides in rodata section.
        * config/nds32/nds32.c (TARGET_ENCODE_SECTION_INFO): Define.
        (nds32_encode_section_info): New function.

2015-01-13  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/nds32.md (call): Use pseudo instruction bal which
        clobbers TA_REGNUM if large code model is specified.
        (call_register): Likewise.
        (call_immediate): Likewise.
        (call_value): Likewise.
        (call_value_register): Likewise.
        (call_value_immediate): Likewise.

2015-01-13  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/nds32.h (TARGET_CMODEL_SMALL): New macro.
        (TARGET_CMODEL_MEDIUM): New macro.
        (TARGET_CMODEL_LARGE): New macro.
        * config/nds32/nds32.c (nds32_asm_file_start): Display corresponding
        code model setting in assembly code.

2015-01-13  Chung-Ju Wu  <jasonwucj@gmail.com>

        * common/config/nds32/nds32-common.c (TARGET_DEFAULT_TARGET_FLAGS):
        Remove MASK_GP_DIRECT flag.
        * config/nds32/nds32.h (MULTILIB_DEFAULTS): Have -mcmodel=medium as
        one of the multilib default options.
        * config/nds32/nds32.opt (mgp-direct): Remove.
        * config/nds32/t-mlibs (MULTILIB_OPTIONS): Use -mcmodel instead of
        -mgp-direct.  We also remove unnecessary -mlittle-endian/-mbig-endian.

2015-01-13  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/nds32.opt (mcmodel): Add new option.
        * config/nds32/nds32-opts.h (nds32_cmodel_type): Add new enum type
        to describe code model.

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

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

2015-01-12  Kaz Kojima  <kkojima@gcc.gnu.org>

        * config/sh/sh.c (sh_atomic_assign_expand_fenv): New function.
        (TARGET_ATOMIC_ASSIGN_EXPAND_FENV): Define.
        (sh_builtin_get_fpscr, sh_builtin_set_fpscr): New variables.
        (sh_init_builtins): Record decls for __builtin_sh_get_fpscr and
        __builtin_sh_set_fpscr.

2015-01-12  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-Wsuggest-attribute=]): Don't use parentheses
        after a funtion name just to indicate it is a function.
        ([-fsanitize-undefined-trap-on-error]): Likewise.
        ([-fdbg-cnt=]): Likewise.
        ([-mmemcpy]): Likewise.
        ([-mflush-func]): Likewise.
        ([-msynci]): Likewise.

2015-01-12  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-Wbad-function-cast]): Rewrite to avoid confusing
        example.
        
2015-01-12  Jakub Jelinek  <jakub@redhat.com>

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

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

        PR tree-optimization/64454
        * tree-vrp.c (simplify_div_or_mod_using_ranges): Optimize
        op0 % op1 into op0 if op0 is in range [-op1 + 1, op1 - 1]
        for signed or [0, op1 - 1] for unsigned modulo.
        (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
        even if op1 does not satisfy integer_pow2p.

        PR other/64370
        * sreal.c (sreal::to_double): Use ldexp instead of scalbnl.

2015-01-12  Jeff Law  <law@redhat.com>

        PR target/64461
        * config/m68k/m68k.md (truncsiqi2): Disable for TARGET_COLDFIRE.
        (trunchiqi2, truncsihi2): Similarly.

        * config/h8300/h8300.c (Fpa): Use RTX_FRAME_RELATED_P directly
        rather than calling F.

2015-01-12  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * tsan.c (instrument_expr): Use force_gimple_operand.
        Use may_be_nonaddressable_p instead of is_gimple_addressable.

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

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

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

        PR middle-end/64357
        * tree-cfg.c (gimple_can_merge_blocks_p): Protect simple
        latches properly.

2015-01-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/arm.c (arm_cortex_a12_tune): Update entries to match
        Cortex-A17 tuning parameters.
        * config/arm/arm-cores.def (cortex-a12): Schedule for cortex-a17.

2015-01-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/arm-protos.h (tune_params): Add fuseable_ops field.
        * config/arm/arm.c (arm_macro_fusion_p): New function.
        (arm_macro_fusion_pair_p): Likewise.
        (TARGET_SCHED_MACRO_FUSION_P): Define.
        (TARGET_SCHED_MACRO_FUSION_PAIR_P): Likewise.
        (ARM_FUSE_NOTHING): Likewise.
        (ARM_FUSE_MOVW_MOVT): Likewise.
        (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
        arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
        arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
        arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
        arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
        arm_cortex_a5_tune): Specify fuseable_ops value.

2015-01-12  H.J. Lu  <hongjiu.lu@intel.com>

        PR bootstrap/64561
        * configure.ac (HAVE_LD_PIE_COPYRELOC): Update Linux/x86-64 linker
        test for PIE with copy reloc.
        * configure: Regenerated.

2015-01-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/arm.c (arm_load_tp): Use R0_REGNUM instead of constant 0
        in gen_rtx_REG.
        (arm_tls_descseq_addr): Likewise.
        (arm_gen_movmemqi): Likewise.
        (arm_expand_epilogue_apcs_frame): Likewise.
        (arm_expand_epilogue): Likewise.
        (arm_expand_prologue): Likewise.  Use R1_REGNUM instead of constant 1
        in gen_rtx_REG.

2015-01-12  Martin Liska  <mliska@suse.cz>

        PR ipa/64550
        * ipa-icf-gimple.c (func_checker::compare_memory_operand): Compare
        volatility for correct operands.

2015-01-12  Martin Liska  <mliska@suse.cz>

        * ipa-icf.c (sem_function::equals_wpa): Add indirect_calls as indication
        that a function is not leaf.
        (sem_function::compare_polymorphic_p): Likewise.

2015-01-12  Martin Liska  <mliska@suse.cz>

        * ipa-icf.c (sem_function::equals_wpa): Add indirect_calls as indication
        that a function is not leaf.
        (sem_function::compare_polymorphic_p): Likewise.

2015-01-12  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

        * config/visium/visium.c: Add includes hashtab.h, hash-set.h,
        machmode.h, input.h, statistics.h, vec.h, double-int.h, real.h,
        fixed-value.h, alias.h, symtab.h, tree-core.h, wide-int.h, inchash.h,
        fold-const.h, tree-check.h.

2015-01-12  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/63967
        PR ipa/64425
        * ipa-inline.c (compute_uninlined_call_time,
        compute_inlined_call_time): Use counts for extra precision when
        needed possible.
        (big_speedup_p): Fix formating.
        (RELATIVE_TIME_BENEFIT_RANGE): Remove.
        (relative_time_benefit): Remove.
        (edge_badness): Turn DECL_DISREGARD_INLINE_LIMITS into hint;
        merge guessed and read profile paths.
        (inline_small_functions): Count only !optimize_size functions into
        initial size; be more lax about sanity check when profile is used;
        be sure to update inlined function profile when profile is read.

2015-01-12  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/63470
        * ipa-inline-analysis.c (inline_edge_duplication_hook): Adjust
        cost when edge becomes direct.
        * ipa-prop.c (make_edge_direct): Do not adjust when speculation
        is resolved or when introducing new speculation.

2015-01-12  Chen Gang  <gang.chen.5i5j@gmail.com>

        PR ipa/64551
        PR ipa/64552
        * ipa-icf.c (sem_function::equals_private): Use '&&' instead of
        '||' to fix typo issue.

        * gcc/tree.h (target_opts_for_fn): Check NULL_TREE since it can
        accept and return NULL.

2015-01-12  Martin Liska  <mliska@suse.cz>

        * cgraph.c (cgraph_edge::remove_callee): Move function to header
        file for being inlined.
        (cgraph_set_edge_callee): Delete.
        (cgraph_edge::redirect_callee): Move function to header file
        for being inlined.
        (cgraph_edge::make_direct): Use new function.
        (cgraph_edge::dump_edge_flags): New function created from
        static dump_edge_flags function.
        (cgraph_node::dump): Use new function.
        (cgraph_edge::verify_count_and_frequency): New function created
        from verify_edge_count_and_frequency.
        (cgraph_edge::verify_corresponds_to_fndecl): New function created
        from verify_edge_corresponds_to_fndecl.
        (verify_edge_corresponds_to_fndecl): Delete.
        (cgraph_node::verify_node): Use new function.
        * cgraph.h (cgraph_edge::set_callee): New function.
        (cgraph_edge::dump_edge_flags): Likewise.
        (cgraph_edge::verify_corresponds_to_fndecl): Likewise.

2015-01-11  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-utils.c (estimate_function_body_sizes): Do not
        free node params when called late with early=true.

2015-01-11  James Greenhalgh  <james.greenhalgh@arm.com>

        * doc/md.texi (Instruction Patterns): Rewrite text for
        clarity.
        (Example): Likewise.

2015-01-10  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi (Option Summary): Break long lines.
        [(-fdiagnostics-color)]: Put long literal in @smallexample
        instead of inline.
        [(-fsanitize-recover)]: Likewise.
        [(-fdump-rtl-split*)]: Rewrite to fix over-full hbox.
        [(-ffast-math)]: Likewise.
        [(--param max-inline-insns-recursive)]: Likewise.
        [(--param max-inline-recursive-depth)]: Likewise.
        [(-mno-text-section-literals)]: Likewise.
        
2015-01-10  Thomas Schwinge  <thomas@codesourcery.com>

        * doc/install.texi: Update for libgomp being renamed from "GNU
        OpenMP Runtime Library" to "GNU Offloading and Multi Processing
        Runtime Library".
        * doc/sourcebuild.texi: Likewise.

2015-01-10  Anthony Green  <green@moxielogic.com>

        * config/moxie/moxie.c (moxie_option_override): Fix forcing of
        mul.x availability for moxiebox configuration.

2015-01-09  Anthony Green  <green@moxielogic.com>

        * config/moxie/moxie.md: Tabify assembly output.

2015-01-09  Anthony Green  <green@moxielogic.com>

        * config/moxie/moxie.md (CC_REG): Correct register definition.

2015-01-09  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-fvtable-verify]): Copy-edit and fix markup.
        ([-fvtv-debug], [-fvtv-counts]): Likewise.  Correct location
        of log files.

2015-01-09  Andreas Tobler  <andreast@gcc.gnu.org>

        * config/arm/arm.h (MAX_SYNC_LIBFUNC_SIZE): Delete semicolon.

2015-01-09  Bernd Schmidt  <bernds@codesourcery.com>
            Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/64412
        * lto-streamer.h (lto_stream_offload_p): New declaration.
        * lto-streamer.c (lto_stream_offload_p): New variable.
        * cgraphunit.c (ipa_passes): Set lto_stream_offload_p
        at the same time as section_name_prefix.
        * lto-streamer-out.c (hash_tree): Don't hash TREE_TARGET_OPTION
        if lto_stream_offload_p.
        * tree-streamer-out.c (streamer_pack_tree_bitfields): Don't
        stream TREE_TARGET_OPTION if lto_stream_offload_p.
        (write_ts_function_decl_tree_pointers): Don't
        stream DECL_FUNCTION_SPECIFIC_TARGET if lto_stream_offload_p.
        * tree-streamer-in.c (unpack_value_fields): Don't stream
        TREE_TARGET_OPTION in if ACCEL_COMPILER.
        (lto_input_ts_function_decl_tree_pointers): Don't stream
        DECL_FUNCTION_SPECIFIC_TARGET in if ACCEL_COMPILER.
        * lto-opts.c (lto_write_options): Use lto_stream_offload_p
        instead of section_name_prefix string comparisons.

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

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

2015-01-09  Michael Collison  <michael.collison@linaro.org>

        * genattrtab.c (write_header): Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h when generating
        insn-attrtab.c.
        * genautomata.c (main) : Include hash-set.h, macInclude hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h when generating
        insn-automata.c.
        * genemit.c (main): Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h when generating
        insn-emit.c.
        * gengtype.c (open_base_files): Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h when generating
        gtype-desc.c.
        * genopinit.c (main): Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h when generating
        insn-opinit.c.
        * genoutput.c (output_prologue): Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h when generating
        insn-output.c.
        * genpeep.c (main): Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h when generating
        insn-peep.c.
        * genpreds.c (write_insn_preds_c): Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h when generating
        insn-preds.c.
        * optc-save-gen-awk: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h when generating
        options-save.c.
        * opth-gen.awk: Change include guard from GCC_C_COMMON_H to GCC_C_COMMON_C
        when generating options.h.
        * alias.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * asan.c: Ditto.
        * attribs.c: Ditto.
        * auto-inc-dec.c: Ditto.
        * auto-profile.c: Ditto
        * bb-reorder.c: Ditto.
        * bt-load.c: Include symtab.h due to flattening of tree.h.
        * builtins.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * calls.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * ccmp.c: Ditto.
        * cfgbuild.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to flattening of tree.h.
        * cfg.c: Ditto.
        * cfgcleanup.c: Ditto.
        * cfgexpand.c: Ditto.
        * cfghooks.c: Ditto.
        * cfgloop.c: Include symtab.h, fold-const.h, and
        inchash.h due to flattening of tree.h.
        * cfgloopmanip.c: Ditto.
        * cfgrtl.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * cgraphbuild.c: Ditto.
        * cgraph.c: Ditto.
        * cgraphclones.c: Ditto.
        * cgraphunit.c: Ditto.
        * cilk-common.c: Ditto.
        * combine.c: Ditto.
        * combine-stack-adj.c: Include symbol.h due to flattening of tree.h.
        * config/aarch64/aarch64-builtins.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * config/aarch64/aarch64.c: Ditto.
        * config/alpha/alpha.c: Ditto.
        * config/arc/arc.c: Ditto.
        * config/arm/aarch-common.c: Ditto.
        * config/arm/arm-builtins.c: Ditto.
        * config/arm/arm.c: Ditto.
        * config/arm/arm-c.c: Ditto.
        * config/avr/avr.c: Ditto.
        * config/avr/avr-c.c: Ditto.
        * config/avr/avr-log.c: Ditto.
        * config/bfin/bfin.c: Ditto.
        * config/c6x/c6x.c: Ditto.
        * config/cr16/cr16.c: Ditto.
        * config/cris/cris.c: Ditto.
        * config/darwin.c: Ditto.
        * config/darwin-c.c: Ditto.
        * config/default-c.c: Ditto.
        * config/epiphany/epiphany.c: Ditto.
        * config/fr30/fr30.c: Ditto.
        * config/frv/frv.c: Ditto.
        * config/glibc-c.c: Ditto.
        * config/h8300/h8300.c: Ditto.
        * config/i386/i386.c: Ditto.
        * config/i386/i386-c.c: Ditto.
        * config/i386/msformat.c: Ditto.
        * config/i386/winnt.c: Ditto.
        * config/i386/winnt-cxx.c: Ditto.
        * config/i386/winnt-stubs.c: Ditto.
        * config/ia64/ia64.c: Ditto.
        * config/ia64/ia64-c.c: Ditto.
        * config/iq2000/iq2000.c: Ditto.
        * config/lm32/lm32.c: Include symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * config/m32c/m32c.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * config/m32c/m32c-pragma.c: Ditto.
        * config/m32c/m32cr.c: Ditto.
        * config/m68/m68k.c: Ditto.
        * config/mcore/mcore.c: Ditto.
        * config/mep/mep.c: Ditto.
        * config/mep/mep-pragma.c: Ditto.
        * config/microblaze/microblaze.c: Ditto.
        * config/microblaze/microblaze-c.c: Ditto.
        * config/mips/mips.c: Ditto.
        * config/mmix/mmix.c: Include symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * config/mn10300/mn10300.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * config/moxie/moxie.c: Ditto.
        * config/msp430/msp430.c: Ditto.
        * config/msp430/msp430-c.c: Ditto.
        * config/nds32/nds32.c: Ditto.
        * config/nds32/nds32-cost.c: Ditto.
        * config/nds32/nds32-fp-as-gp.c: Ditto.
        * config/nds32/nds32-intrinsic.c: Ditto.
        * config/nds32/nds32-isr.c: Ditto.
        * config/nds32/nds32-md-auxillary.c: Ditto.
        * config/nds32/nds32-memory-manipulationx.c: Ditto.
        * config/nds32/nds32-pipelines-auxillary.c: Ditto.
        * config/nds32/nds32-predicates.c: Ditto.
        * config/nios2/nios2.c: Ditto.
        * config/nvptx/nvptx.c: Ditto.
        * config/pa/pa.c: Ditto.
        * config/pdp11/pdp11x.c: Include symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * config/rl78/rl78.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * config/rl78/rl78-cx.c: Ditto.
        * config/rs6000/rs6000.c: Ditto.
        * config/rs6000/rs6000-c.c: Ditto.
        * config/rx/rx.c: Ditto.
        * config/s390/s390.c: Ditto.
        * config/sh/sh.c: Ditto.
        * config/sh/sc.c: Ditto.
        * config/sh/sh-mem.cc: Ditto.
        * config/sh/sh_treg_combine.cc: Include symtab.h, inchash.h and tree.h
        due to flattening of tree.h.
        Remove include of tree-core.h.
        * config/sol2.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * config/sol2-c.c: Ditto.
        * config/sol2-cxx.c: Ditto.
        * config/sol2-stubs.c: Ditto.
        * config/sparc/sparc.c: Ditto.
        * config/sparc/sparc-cx.c: Ditto.
        * config/spu/spu.c: Ditto.
        * config/spu/spu-c.c: Ditto
        * config/storym16/stormy16.c: Ditto.
        * config/tilegx/tilegx.c: Include symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * config/tilepro/gen-mul-tables.cc: Include symtab.h in generated file.
        * config/tilegx/tilegx-c.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * config/tilepro/tilepro.c: Include symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * config/tilepro/tilepro-c.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * config/v850/v850.c: Ditto.
        * config/v850/v850-c.c: Ditto.
        * config/vax/vax.c: Ditto.
        * config/vms/vms.c: Ditto.
        * config/vms/vms-c.c: Ditto.
        * config/vxworks.c: Ditto.
        * config/winnt-c.c: Ditto.
        * config/xtensa/xtensa.c: Include symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * convert.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * coverage.c: Ditto.
        * cppbuiltin.c: Ditto.
        * cprop.c: Ditto.
        * cse.c: Add include of symtab.h due to flattening of tree.h.
        * cselib.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * data-streamer.c: Ditto.
        * data-streamer-in.c: Ditto.
        * data-streamer-out.c: Ditto.
        * dbxout.c: Ditto.
        * dce.c: Ditto.
        * ddg.c: Add include of symtab.h due to flattening of tree.h.
        * debug.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * dfp.c: Ditto.
        * df-scan.c: Ditto.
        * dojump.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, inchash.h and real.h due to flattening of tree.h.
        * double-int.c: Ditto.
        * dse.c: Ditto.
        * dumpfile.c: Ditto.
        * dwarf2asm.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, inchash.h and real.h due to flattening of tree.h.
        * dwarf2cfi.c: Ditto.
        * dwarf2out.c: Ditto.
        * emit-rtl.c: Ditto.
        * except.c: Ditto.
        * explow.c: Ditto.
        * expmed.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * expr.c: Ditto.
        * final.c: Ditto.
        * fixed-value.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, inchash.h and fixed-value.h due to flattening of tree.h.
        * fold-const.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        Relocate inline function convert_to_ptrofftype_loc from tree.h.
        Relocate inline function fold_build_pointer_plus_loc from tree.h.
        Relocate inline function fold_build_pointer_plus_hwi_loc from tree.h.
        * fold-const.h: Relocate macro convert_to_ptrofftype from tree.h.
        Relocate macro fold_build_pointer_plus to relocate from tree.h.h.
        Relocate macro fold_build_pointer_plus_hwi from tree.h.
        Add prototype for convert_to_ptrofftype_loc relocated from tree.h.
        Add prototype for fold_build_pointer_plus_loc relocated from tree.h.
        Add prototype for fold_build_pointer_plus_hwi_loc relocated from tree.h.
        * function.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * gcc-plugin.h: Include statistics.h, double-int.h, real.h, fixed-value.h,
        alias.h, flags.h, and symtab.h due to flattening of tree.h
        * gcse.c: Ditto.
        * generic-match-head.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ggc-page.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * gimple-builder.c: Ditto.
        * gimple.c: Ditto.
        * gimple-expr.c: Ditto.
        * gimple-fold.c: Ditto.
        * gimple-iterator.c: Ditto.
        * gimple-low.c: Ditto.
        * gimple-match-head.c: Ditto.
        * gimple-pretty-print.c: Ditto.
        * generic-ssa-isolate-paths.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * gimple-ssa-strength-reduction.c: Ditto.
        * gimple-streamer-in.c: Ditto.
        * gimple-streamer-out.c: Ditto.
        * gimple-walk.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * gimplify.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * gimplify-me.c: Ditto.
        * graphite-blocking.c: Ditto.
        * graphite.c: Ditto.
        * graphite-dependencies.c: Ditto.
        * graphite-interchange.c: Ditto.
        * graphite-isl-ast-to-gimple.c: Ditto.
        * graphite-optimize-isl.c: Ditto.
        * graphite-poly.c: Ditto.
        * graphite-scop-detection.c: Ditto.
        * graphite-sese-to-poly.c: Ditto.
        * hw-doloop.c: Include symtab.h due to flattening of tree.h.
        * ifcvt.c: Ditto.
        * init-regs.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * internal-fc.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h,options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ipa.c: Ditto.
        * ipa-chkp.c: Ditto.
        * ipa-comdats.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ipa-cp.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h,options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ipa-devirt.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ipa-icf.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h,options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ipa-icf-gimple.c: Ditto.
        * ipa-inline-analysis.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ipa-inline.c: Ditto.
        * ipa-inline-transform.c: Ditto.
        * ipa-polymorhpic-call.c: Ditto.
        * ipa-profile.c: Ditto.
        * ipa-prop.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ipa-pure-const.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ipa-ref.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ipa-reference.c: Ditto.
        * ipa-split.c: Ditto.
        * ipa-utils.c: Ditto.
        * ipa-visbility.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ira.c: Ditto.
        * ira-color.c: Include hash-set.h due to flattening of tree.h.
        * ira-costs.c: Ditto.
        * ira-emit.c: Ditto.
        * jump.c: Include symtab.h due to flattening of tree.h.
        * langhooks.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * loop-doloop.c: Include symtab.h due to flattening of tree.h.
        * loop-init.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * loop-invariant.c: Include symtab.h due to flattening of tree.h.
        * loop-iv.c: Ditto.
        * loop-unroll.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * lower-subreg.c: Ditto.
        * lra-assigns.c: Include symtab.h due to flattening of tree.h.
        * lra.c: Include symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * lra-coalesce.c: Include symtab.h due to flattening of tree.h.
        * lra-constraints.c: Ditto.
        * lra-eliminations.c: Ditto.
        * lra-livesc: Ditto.
        * lra-remat.c: Ditto.
        * lra-spills.c: Ditto.
        * lto-cgraph.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * lto-compress.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * lto-opts.c: Ditto.
        * lto-section-in.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * lto-section-out.c: Ditto.
        * lto-streamer.c: Ditto.
        * lto-streamer-in.c: Ditto.
        * lto-streamer-out.c: Ditto.
        * modulo-sched.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * omega.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * omega-low.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * optabs.c: Ditto.
        * opts-global.c: Ditto.
        * passes.c: Ditto.
        * plugin.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * postreload.c: Include symtab.h due to flattening of tree.h.
        * postreload-gcse.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * predict.c: Ditto.
        * print-rtl.c: Ditto.
        * print-tree.c: Ditto.
        * profile.c: Include symtab.h, fold-const.h
        and inchash.h due to flattening of tree.h.
        * real.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * realmpfr.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * recog.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * ree.c: Ditto.
        * reginfo.c: Ditto.
        * reg-stack.c: Ditto.
        * reload1.c: Include symtab.h, fold-const.h, wide-int.h
        and inchash.h due to flattening of tree.h.
        * reload.c: Include symtab.h due to flattening of tree.h.
        * reorg.c: Ditto.
        * rtlanal.c: Include symtab.h, fold-const.h, wide-int.h
        and inchash.h due to flattening of tree.h.
        * rtl-chkp.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * rtlhooks.c: Include symtab.h due to flattening of tree.h.
        * sanopt.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * sched-deps.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * sched-vis.c: Ditto.
        * sdbout.c: Ditto.
        * sel-sched.c: Include symtab.h, fold-const.h, wide-int.h
        and inchash.h due to flattening of tree.h.
        * sel-sched-ir.c: Ditto.
        * sese.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * shrink-wrap.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * simplify-rtx.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * stack-ptr-mod.c: Ditto.
        * stmt.c: Ditto.
        * store-motion.c: Ditto.
        * store-layout.c: Ditto.
        * stringpool.c: Ditto.
        * symtab.c: Ditto.
        * target-globals.c: Ditto.
        * targhooks.c: Ditto.
        * toplev.c: Ditto.
        * tracer.c: Ditto.
        * trans-mem.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * tree-affine.c: Ditto.
        * tree-browser.c: Ditto.
        * tree.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * tree-call-cdce.c: Include symtab.h, alias.h, double-int.h,
        fold-const.h, wide-int.h, inchash.h and real.h due to
        flattening of tree.h.
        * tree-cfg.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * tree-cfgcleanup.c: Ditto.
        * tree-chkp.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * tree-chkp-opt.c: Ditto.
        * tree-chrec.c: Ditto.
        * tree-chkp-opt.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h and
        real.h due to flattening of tree.h.
        * tree-core.h: Flatten header file by removing all #include statements.
        * tree-data-ref.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * tree-dfa.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h and
        real.h due to flattening of tree.h.
        * tree-diagnostic.c: Ditto.
        * tree-dump.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h, real.h and
        fixed-value.h due to flattening of tree.h.
        * tree-dfa.c: Ditto.
        * tree-eh.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h and
        real.h due to flattening of tree.h.
        * tree-emutls.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * tree.h: Flatten header files by removing all includes except tree-core.h.
        Remove inline function convert_to_ptrofftype_loc to relocate to fold-const.c.
        Remove macro convert_to_ptrofftype to relocate to fold-const.h.
        Remove inline function fold_build_pointer_plus_loc to relocate to fold-const.c.
        Remove macro fold_build_pointer_plus to relocate to fold-const.h.
        Remove inline function fold_build_pointer_plus_hwi_loc to relocate to fold-const.c.
        Remove macro fold_build_pointer_plus_hwi to relocate to fold-const.h.
        * tree-if-conv.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h, real.h and
        fixed-value.h due to flattening of tree.h.
        * tree-inline.c: Ditto.
        * tree-into-ssa.c: Ditto.
        * tree-iterator.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * tree-loop-distribution.c: Ditto.
        * tree-nested.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * tree-nrv.c: Ditto.
        * tree-object-size.c: Ditto.
        * tree-outof-ssa.c: Ditto.
        * tree-parloops.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * tree-phinodes.c: Ditto.
        * tree-predcom.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * tree-pretty-print.c: Ditto.
        * tree-profile.c: double-int.h, input.h, alias.h, symtab.h,
        fold-const.h, wide-int.h and inchash.h due to flattening of tree.h.
        * tree-scalar-evolution.c: Include hash-set.h, machmode.h, vec.h,
        double-int.h, input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h and inchash.h due to flattening of tree.h.
        * tree-sra.c: Include  vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * tree-ssa-alias.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * tree-ssa.c: Ditto.
        * tree-ssa-ccp.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h
        and real.h due to flattening of tree.h.
        * tree-ssa-coalesce.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * tree-ssa-copy.c: Ditto.
        * tree-ssa-copyrename.c: Ditto.
        * tree-ssa-dce.c: Ditto.
        * tree-ssa-dom.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h
        and real.h due to flattening of tree.h.
        * tree-ssa-dse.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * tree-ssa-forwprop.c: Ditto.
        * tree-ssa-ifcombine.c: Ditto.
        * tree-ssa-live.c: Ditto.
        * tree-ssa-loop.c: Ditto.
        * tree-ssa-loop-ch.c: Ditto.
        * tree-ssa-loop-im.c: Ditto.
        * tree-ssa-loop-ivcanon.c: Ditto.
        * tree-ssa-loop-ivopts.c: Ditto.
        * tree-ssa-loop-manip.c: Ditto.
        * tree-ssa-loop-niter.c: Ditto.
        * tree-ssa-loop-prefetch.c: Ditto.
        * tree-ssa-loop-unswitch.c: Ditto.
        * tree-ssa-loop-math-opts.c: Ditto.
        * tree-ssanames.c: Ditto.
        * tree-ssa-operands.c: Ditto.
        * tree-ssa-phiopt.c: Ditto.
        * tree-ssa-phiprop.c: Ditto.
        * tree-ssa-pre.c: Ditto.
        * tree-ssa-propagate.c: Ditto.
        * tree-ssa-reassoc.c: Ditto.
        * tree-ssa-sccvn.c: Ditto.
        * tree-ssa-sink.c: Ditto.
        * tree-ssa-strlen.c: Include hash-set.h, machmode.h, vec.h,
        double-int.h, input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h and inchash.h due to flattening of tree.h.
        * tree-ssa-structalias.c: double-int.h, input.h, alias.h, symtab.h,
        fold-const.h, wide-int.h and inchash.h due to flattening of tree.h.
        * tree-ssa-tail-merge.c: Include hash-set.h, machmode.h, vec.h,
        double-int.h, input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h and inchash.h due to flattening of tree.h.
        * tree-ssa-ter.c: Ditto.
        * tree-ssa-threadedge.c: Ditto.
        * tree-ssa-threadupdate.c: Include hash-set.h, machmode.h, vec.h,
        double-int.h, input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h and inchash.h due to flattening of tree.h.
        * tree-ssa-uncprop.c: Include hash-set.h, machmode.h, vec.h,
        double-int.h, input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h and inchash.h due to flattening of tree.h.
        * tree-ssa-uninit.c: Ditto.
        * tree-stdarg.c: Include vec.h, double-int.h, input.h, alias.h,
        symtab.h, fold-const.h, wide-int.h and inchash.h due to flattening
        of tree.h.
        * tree-streamer.c: Include vec.h, double-int.h, input.h, alias.h,
        symtab.h, options.h, fold-const.h, wide-int.h and
        inchash.h due to flattening of tree.h.
        * tree-streamer-in.c: Include hash-set.h, machmode.h, vec.h,
        double-int.h, input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, inchash.h, real.h and fixed-value.h due to flattening
        of tree.h.
        * tree-streamer-out.c: Dittoo.
        * tree-switch-conversion.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * tree-tailcall.c: Ditto.
        * tree-vect-data-refs.c: Ditto.
        * tree-vect-generic.c: Include hash-set.h, machmode.h, vec.h, double-int.h, input.h,
        alias.h, symtab.h, options.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * tree-vect-loop.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * tree-vect-loop-manip.c: Ditto.
        * tree-vectorizer.c: Ditto.
        * tree-vect-patterns.c: Ditto.
        * tree-vect-slp.c: Ditto.
        * tree-vect-stmts.c: Ditto.
        * tree-vrp.c: Ditto.
        * tsan.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * ubsan.c: Ditto.
        * value-prof.c.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * varasm.c: Ditto.
        * varpool.c: Ditto.
        * var-tracking.c: Ditto.
        * vmsdbgout.c: Ditto.
        * vtable-verify.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * wide-int.cc: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * xcoffout.c: Ditto.

2015-01-09  Tom de Vries  <tom@codesourcery.com>

        PR rtl-optimization/64539
        * regcprop.c (kill_clobbered_values): Factor out of ...
        (copyprop_hardreg_forward_1): ... here.  Use kill_clobbered_values
        instead of note_stores with kill_clobbered_value.

2015-01-09  Andreas Tobler  <andreast@gcc.gnu.org>

         * ginclude/unwind-arm-common.h: Revert previous commit.

2015-01-09  Andreas Tobler  <andreast@gcc.gnu.org>

        * config.gcc (arm*-*-freebsd*): New configuration.
        * config/arm/freebsd.h: New file.
        * config.host: Add extra components for arm*-*-freebsd*.
        * config/arm/arm.h: Introduce MAX_SYNC_LIBFUNC_SIZE.
        * config/arm/arm.c (arm_init_libfuncs): Use MAX_SYNC_LIBFUNC_SIZE.

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

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

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

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

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

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

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

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

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

        * config/arm/t-rtems-eabi: Rename to...
        * config/arm/t-rtems: ...this.
        * config/arm/rtems-eabi.h: Rename to...
        * config/arm/rtems.h: ...this.
        * config.gcc (arm*-*-rtems*): Reflect changes above.

2015-01-09  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64410
        * tree-ssa.c (non_rewritable_lvalue_p): Allow REALPART/IMAGPART_EXPR
        on the LHS.
        (execute_update_addresses_taken): Deal with that.
        * tree-ssa-forwprop.c (pass_forwprop::execute): Use component-wise
        loads/stores for complex variables.

2015-01-09  Martin Liska  <mliska@suse.cz>

        * ipa-icf-gimple.c (func_checker::compare_ssa_name): Enhance SSA
        name comparison.
        (func_checker::compare_memory_operand): New function.
        (func_checker::compare_operand): Split case to newly
        added functions.
        (func_checker::compare_cst_or_decl): New function.
        (func_checker::compare_gimple_call): Identify
        memory operands.
        (func_checker::compare_gimple_assign): Likewise.
        * ipa-icf-gimple.h: New function.

2015-01-09  Martin Liska  <mliska@suse.cz>

        PR ipa/64503
        * sreal.c (sreal::dump): Change unsigned format to signed for
        m_exp value.
        (sreal::to_double): Replace exp2 with scalbln.

2015-01-09  Martin Liska  <mliska@suse.cz>

        * cgraphunit.c (cgraph_node::create_wrapper): Fix level of indentation.
        * ipa-icf.c (sem_function::equals_private): Add support for target and
        (sem_item_optimizer::merge_classes): Remove redundant function
        optimization flags comparison.
        * tree.h (target_opts_for_fn): New function.

2015-01-09  Tom de Vries  <tom@codesourcery.com>

        * omp-low.c (expand_omp_for_static_chunk): Fix assert.

2015-01-09  Kito Cheng  <kito@0xlab.org>

        PR rtl-optimization/64348
        * lra-constraints.c (split_reg): Fix caller-save store/restore
        instruction generation.

2015-01-08  John David Anglin  <danglin@gcc.gnu.org>

        PR gcov-profile/61790
        * gcov-tool.c (do_rewrite): Use strtoll instead of atoll if host has
        long long.  Fallback to int64_t if host doesn't have long long and
        use strtol if int64_t is long.  Otherwise, use sscanf for conversion.

2015-01-08  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/63989
        * params.def (PARAM_MAX_TRACKED_STRLENS): Increment default
        from 1000 to 10000.
        * tree-ssa-strlen.c (get_strinfo): Moved earlier.
        (get_stridx): If we don't have a record for certain SSA_NAME,
        but it is POINTER_PLUS_EXPR of some SSA_NAME we do with
        constant offset, call get_stridx_plus_constant.
        (get_stridx_plus_constant): New function.
        (zero_length_string): Don't use get_stridx here.

        PR target/55023
        PR middle-end/64388
        * dse.c (struct insn_info): Mention frame_read set also
        before reload for tail calls on some targets.
        (scan_insn): Revert 2014-12-22 change.  Set frame_read
        also before reload for tail calls if
        HARD_FRAME_POINTER_IS_ARG_POINTER.  Call add_wild_read
        instead of add_non_frame_wild_read for non-const/memset
        tail calls after reload.

2015-01-08  Jason Merrill  <jason@redhat.com>

        * ubsan.c (do_ubsan_in_current_function): New.
        (pass_ubsan::gate): Use it.
        * ubsan.h: Declare it.
        * convert.c (convert_to_integer): Use it.

2015-01-08  Jakub Jelinek  <jakub@redhat.com>

        PR target/64338
        * config/i386/i386.c (ix86_expand_int_movcc): Don't reverse
        compare_code when it is unconditionally overwritten afterwards.
        Use ix86_reverse_condition instead of reverse_condition.  Don't
        change code if *reverse_condition* returned UNKNOWN and don't
        swap ct/cf and negate diff in that case.

2015-01-08  Mike Stump  <mikestump@comcast.net>

        * tsan.c (pass_tsan::gate): Add no_sanitize_thread support.
        (pass_tsan_O0::gate): Likewise.
        * extend.texi (Function Attributes): Add no_sanitize_thread
        documentation.

2015-01-08  Thomas Schwinge  <thomas@codesourcery.com>

        * builtins.def (DEF_GOMP_BUILTIN): Also consider flag_offload_abi
        for registering builtins.
        * config/i386/intelmic-mkoffload.c (prepare_target_image): Don't
        add -fopenmp to the argv_obstack used when invoking
        compile_for_target.

        * config/i386/intelmic-mkoffload.c (compile_for_target): Always
        add "-m32" or "-m64" to argv_obstack.
        (generate_host_descr_file): Likewise, when invoking host_compiler.
        (main): Always add "-m elf_i386" or "-m elf_x86_64" when invoking
        ld.

2015-01-08  Oleg Endo  <olegendo@gcc.gnu.org>

        * config/sh/sh-mem.cc: Use constant as second operand when emitting
        tstsi_t insns.

2015-01-08  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/55212
        * config/sh/sh.md (*addsi3_compact): Emit reg-reg copy instead of
        constant load if constant operand fits into I08.

2015-01-08  Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/64336
        * tree.c (build2_stat): Fix up initialization of TREE_READONLY
        and TREE_THIS_VOLATILE for MEM_REFs.
        (build5_stat): Fix up initialization of TREE_READONLY and
        TREE_THIS_VOLATILE for TARGET_MEM_REFs.

2015-01-08  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR target/64533
        * config/sh/sh.md (*addsi3_compact): Use u constraint instead
        of r for the second alternative of the destination operand.

2015-01-07  Segher Boessenkool  <segher@kernel.crashing.org>

        PR target/36557
        * config/rs6000/rs6000.md (*eqsi3_ext<mode>, *nesi3_ext<mode>): New.

2015-01-07  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-fvtable-verify]): Fix markup on option
        keywords.
        ([-fivar-visibility], [-fvisibility]): Likewise.

2015-01-07  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi: Fix incorrect uses of @samp markup throughout
        the file where @code, @command, etc is more appropriate.

2015-01-06  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi (RS/6000 and PowerPC Options): Tidy formatting
        of -mrecip= documentation.

2015-01-06  Michael Meissner  <meissner@linux.vnet.ibm.com>

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

2015-01-06  Tom de Vries  <tom@codesourcery.com>

        * tree-ssa-tail-merge.c: Fix typo in struct same_succ_def comment.

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

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

2015-01-06  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        PR tree-optimization/63259
        * tree-ssa-math-opts.c (pass_optimize_bswap::execute): Stop checking
        if optab exists for 16bit byteswap.

2015-01-06  Jakub Jelinek  <jakub@redhat.com>

        * opts.c (common_handle_option): Add support for
        -fno-sanitize=all and -f{,no-}sanitize-recover=all.
        * doc/invoke.texi: Document -fno-sanitize=all,
        -f{,no-}sanitize-recover=all.  Document that
        -fsanitize=float-cast-overflow is not enabled
        by -fsanitize=undefined.  Fix up documentation
        of -f{,no-}sanitize-recover.

2015-01-06  Eric Botcazou  <ebotcazou@adacore.com>

        * config.gcc: Add Visium support.
        * configure.ac: Likewise.
        * configure: Regenerate.
        * doc/extend.texi (interrupt attribute): Add Visium.
        * doc/invoke.texi: Document Visium options.
        * doc/install.texi: Document Visium target.
        * doc/md.texi: Document Visium constraints.
        * common/config/visium: New directory.
        * config/visium: Likewise.

2015-01-05  Segher Boessenkool  <segher@kernel.crashing.org>

        * simplify-rtx.c (simplify_binary_operation_1): Handle more cases
        for the "(and X (ior (not X) Y) -> (and X Y)" transform.

2015-01-05  Segher Boessenkool  <segher@kernel.crashing.org>

        * combine.c (combine_validate_cost): Do not count the cost of a
        split I2 twice.  Do not display it twice in the dump, either.

2015-01-05  Sandra Loosemore  <sandra@codesourcery.com>

        Revert parts of r219199.
        * doc/invoke.texi ([-Wliteral-suffix]): Restore markup on
        <inttypes.h>.
        ([-Wtraditional]): Restore markup on <limits.h>.

2015-01-05  Trevor Saunders  <tsaunders@mozilla.com>

        PR c++/31397
        * doc/invoke.texi: Document -Wsuggest-override.

2015-01-05  Radovan Obradovic  <radovan.obradovic@imgtec.com>

        PR rtl-optimization/64287
        * toplev.c (HAVE_epilogue, HAVE_prologue): Provide default.
        (process_options): Disable flag_ipa_ra if profiling.

2015-01-05  Eric Botcazou  <ebotcazou@adacore.com>

        * config/nds32/nds32-peephole2.md: Do not mention define_peephole.

2015-01-05  Max Filippov  <jcmvbkbc@gmail.com>

        * config/xtensa/xtensa.c (hwloop_optimize, hwloop_fail,
        hwloop_pattern_reg, xtensa_doloop_hooks, xtensa_reorg_loops):
        put under #if TARGET_LOOPS guard.

2015-01-05  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.c (output_387_binary_op): Use std::swap.

2015-01-05  Oleg Endo  <olegendo@gcc.gnu.org>

        * rtlanal.c (refers_to_regno_p): Change return value from int to bool.
        * rtl.h (refers_to_regno_p): Add overload.
        * cse.c: Use it.
        * bt-load.c: Likewise.
        * combine.c: Likewise.
        * df-scan.c: Likewise.
        * sched-deps.c: Likewise.
        * config/s390/s390.c: Likewise.
        * config/m32r/m32r.c: Likewise.
        * config/rs6000/spe.md: Likewise.
        * config/rs6000/rs6000.c: Likewise.
        * config/pa/pa.c: Likewise.
        * config/stormy16/stormy16.c: Likewise.
        * config/cris/cris.c: Likewise.
        * config/arc/arc.md: Likewise.
        * config/arc/arc.c: Likewise.
        * config/sh/sh.md: Likewise.
        * config/sh/sh.c: Likewise.
        * config/frv/frv.c: Likewise.

2015-01-05  Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/64265
        * gimplify.c (gimplify_function_tree): Add TSAN_FUNC_EXIT internal
        call as cleanup of the whole body.
        * internal-fn.def (TSAN_FUNC_EXIT): New internal call.
        * tsan.c (replace_func_exit): New function.
        (instrument_func_exit): Moved earlier.
        (instrument_memory_accesses): Adjust TSAN_FUNC_EXIT internal calls.
        Call instrument_func_exit if no TSAN_FUNC_EXIT internal calls have
        been found.
        (tsan_pass): Don't call instrument_func_exit.
        * internal-fn.c (expand_TSAN_FUNC_EXIT): New function.
        * tree-inline.c (copy_bb): Drop TSAN_FUNC_EXIT internal calls during
        inlining.

        PR sanitizer/64344
        * ubsan.h (ubsan_instrument_float_cast): Add ARG argument.
        * ubsan.c (ubsan_instrument_float_cast): Add ARG argument, pass
        it to libubsan handler instead of EXPR.  Fold comparisons earlier,
        if the result is integer_zerop, return NULL_TREE.
        * convert.c (convert_to_integer): Pass expr as ARG.

        PR tree-optimization/64465
        * tree-inline.c (redirect_all_calls): During inlining
        clean up EH stmts and EH edges if redirect_call_stmt_to_callee
        changed the stmt to a non-throwing call.

2015-01-05  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi: Fix incorrect uses of @code, @option, @samp,
        etc markup throughout the file.

2015-01-05  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        Enable experimental TSAN support for Ada.
        * tsan.c (instrument_expr): Handle VIEW_CONVERT_EXPR.

2015-01-05  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/64494
        * tree-ssa-loop-im.c (move_computations_dom_walker::before_dom): Also
        clear SSA_NAME_ANTI_RANGE_P flag.

2015-01-05  Marek Polacek  <polacek@redhat.com>

        * doc/extend.texi (Arrays of Length Zero): Add missing comma.

2015-01-05  Jakub Jelinek  <jakub@redhat.com>

        Update copyright years.

        * 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.

        * auto-profile.c, auto-profile.h: Fix up Copyright line.

2015-01-04  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-fsized-deallocation]): Copy-edit to fix
        verb tense, etc.
        ([-fvtable-verify], [-fvtv-debug]): Likewise.
        ([-Wabi]): Likewise.
        ([-fmessage-length]): Likewise.
        ([-Wsuggest-final-types], [-Wsuggest-final-methods]): Likewise.
        ([-Wno-discarded-qualifiers]): Likewise.
        ([-Wnodiscarded-array-qualifiers]): Likewise.
        ([-Wno-virtual-move-assign]): Likewise.
        ([-fsanitize=address], [-fsanitize=thread]): Likewise.
        ([-fsanitize=leak], [-fsanitize=undefined]): Likewise.
        ([-fsanitize=unreachable], [-fsanitize-recover]): Likewise.
        ([-fsanitize-undefined-trap-on-error]): Likewise.
        ([-floop-interchange]): Likewise.
        ([-ftree-coalesce-inlined-vars]): Likewise.
        ([-fvect-cost-model]): Likewise.
        ([-flto]): Likewise.
        ([--param]): Likewise.
        (Spec Files): Likewise.
        ([-mstrict-align]): Likewise.
        ([-mfix-cortex-a53-835769]): Likewise.
        ([-march], [-mtune]): Likewise.
        ([-mpic-register]): Likewise.
        ([-munaligned-access]): Likewise.
        ([-msp8]): Likewise.
        (EIND and Devices with more than 128 Ki Bytes of Flash): Likewise.
        (AVR Built-in Macros): Likewise.
        ([-mpreferred-stack-boundary]): Likewise.
        ([-mtune-crtl]): Likewise.
        ([-mashf]): Likewise.
        ([-mmcu=]): Likewise.
        ([-minrt]): Likewise.
        ([-maltivec], [-maltivec=be], [-maltivec=le]): Likewise.
        ([-mupper-regs]): Likewise.
        ([-matomic-model]): Likewise.
        ([-mdiv]): Likewise.
        ([-mzdcbranch]): Likewise.
        ([-mdisable-callt]): Likewise.
        ([-msoft-float]): Likewise.
        ([-m8byte-align]): Likewise.
        ([-fstack-reuse]): Likewise.

2015-01-03  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-fprofile-generate], [-fprofile-use]):
        Fix markup, light copy-editing.
        ([-fauto-profile]): Rewrite to fix formatting and content
        problems.

2015-01-03  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-fisolate-erroneous-paths-dereference]):
        Copy-edit description.
        ([-fisolate-erroneous-paths-attribute]): Likewise.
        * common.opt (fisolate-erroneous-paths-dereference):
        Copy-edit description.
        (fisolate-erroneous-paths-attribute): Likewise.

2015-01-03  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-fsemantic-interposition]): Fix typos and
        tidy grammar.

2015-01-03  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-fplan9-extensions]): Add/fix @opindex.
        ([-fvtv-debug]): Likewise.
        ([-Wc++-compat]): Likewise.
        ([-Wc++11-compat]): Likewise.
        ([-Wc++14-compat]): Likewise.
        ([-Wno-sized-deallocation]): Likewise.
        ([-femit-class-debug-always]): Likewise.
        ([-femit-struct-debug-detailed]): Likewise.
        ([-fno-keep-inline-dllexport]): Likewise.
        ([-fira-algorithm]): Likewise.
        ([-fira-region]): Likewise.
        ([-flra-remat]): Likewise.
        ([-fipa-ra]): Likewise.
        ([-fhoist-adjacent-loads]): Likewise.
        ([-fisolate-erroneous-paths-dereference]): Likewise.
        ([-fisolate-erroneous-paths-attribute]): Likewise.
        ([-ftree-switch-conversion]): Likewise.
        ([-ftree-tail-merge]): Likewise.
        ([-ftree-loop-if-convert]): Likewise.
        ([-ftree-loop-if-convert-stores]): Likewise.
        ([-ftree-loop-distribution]): Likewise.
        ([-ftree-loop-distribute-patterns]): Likewise.
        ([-flto-compression-level]): Likewise.
        ([-flto-report]): Likewise.
        ([-flto-report-wpa]): Likewise.
        ([-fuse-linker-plugin]): Likewise.
        ([-mfix-cortex-a53-835769]): Likewise.
        ([-mno-fix-cortex-a53-835769]): Likewise.
        ([-mmmx]...[-mno-3dnow]): Remove the -mno- forms from the
        explicit listing; add a note to the discussion indicating they
        exist.  Reorder table to group similar options.  Add missing
        @opindex entries.  Add @need commands throughout the table to
        allow it to be split across multiple pages.
        ([-m8bit-idiv]): Fix @opindex.
        ([-mavx256-split-unaligned-load]): Likewise.
        ([-mavx256-split-unaligned-store]): Likewise.
        ([-mstack-protector-guard]): Likewise.
        ([-mcpu=]): Likewise.
        ([-mcpu]): Likewise.
        ([-mpointer-size=]): Likewise.

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

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

2015-01-02  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi (Option Summary): Fix spelling of
        -fdevirtualize-at-ltrans.
        ([-fdevirtualize]): Fix markup.
        ([-fdevirtualize-speculatively]): Fix typo.
        ([-fdevirtualize-at-ltrans]): Likewise.  Make description less
        implementor-speaky.
        * common.opt (fdevirtualize-at-ltrans): Likewise.
        * ipa-devirt.c: Fix typos in comments throughout the file.
        (ipa_devirt): Fix typos in format strings for dump output.

2015-01-02  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-fopt-info]): Fix markup, consolidate
        discussion of defaults, light copy-editing.

2015-01-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * tsan.c (instrument_expr): corrected previous checkin.

2015-01-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        Instrument bit field and unaligned accesses for TSAN.
        * sanitizer.def (BUILT_IN_TSAN_READ_RANGE): New built-in function.
        (BUILT_IN_TSAN_WRITE_RANGE): New built-in function.
        * tsan.c (instrument_expr): Handle COMPONENT_REF and BIT_FIELD_REF.
        Use BUILT_IN_TSAN_READ_RANGE and BUILT_IN_TSAN_WRITE_RANGE for
        unaligned memory regions.

2015-01-01  Anthony Green  <green@moxielogic.com>

        * config/moxie/predicates.md (moxie_general_movsrc_operand):
        Restrict move source register offsets to 16 bits.
\f
Copyright (C) 2015 Free Software Foundation, Inc.

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