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2012-08-08re PR middle-end/54146 (Very slow compile with attribute((flatten)))Steven Bosscher1-63/+60
PR middle-end/54146 * ifcvt.c: Include pointer-set.h. (cond_move_process_if_block): Change type of then_regs and else_regs from alloca'd array to pointer_sets. (check_cond_move_block): Update for this change. (cond_move_convert_if_block): Likewise. * Makefile.in: Fix dependencies for ifcvt.o. From-SVN: r190222
2012-07-24Introduce and use code_to_optab and optab_to_code functionsRichard Henderson1-2/+2
Removes all the direct uses of op->code so that we can change the representation of "optab". The code_to_optab change is simply for uniformity (and better type checking). * optabs.h (struct optab_d): Rename code member to code_. (struct convert_optab_h): Likewise. (code_to_optab_): Rename from code_to_optab. (code_to_optab, optab_to_code): New. * dojump.c (do_compare_rtx_and_jump): Use code_to_optab. * ifcvt.c (noce_emit_move_insn): Likewise. * optabs.c (simplify_expand_binop): Use optab_to_code. (expand_simple_binop, shift_optab_p, commutative_optab_p): Likewise. (avoid_expensive_constant, expand_binop_directly): Likewise. (expand_binop, expand_simple_unop, expand_unop_direct): Likewise. (expand_unop, prepare_float_lib_cmp, expand_fixed_convert): Likewise. (have_insn_for, debug_optab_libfuncs): Likewise. (init_optab, init_optabv, init_convert_optab): Update for optab member name change. From-SVN: r189818
2012-07-17dumpfile.h (TDF_COMMENT): New define.Steven Bosscher1-6/+1
* dumpfile.h (TDF_COMMENT): New define. * basic-block.h (EDGE_FALLTHRU, EDGE_ABNORMAL, EDGE_ABNORMAL_CALL, EDGE_EH, EDGE_FAKE, EDGE_DFS_BACK, EDGE_CAN_FALLTHRU, EDGE_IRREDUCIBLE_LOOP, EDGE_SIBCALL, EDGE_LOOP_EXIT, EDGE_TRUE_VALUE, EDGE_FALSE_VALUE, EDGE_EXECUTABLE, EDGE_CROSSING, EDGE_PRESERVE): Move to new file cfg-flags.h. (enum cfg_edge_flags): New enum, using cfg-flags.h. (EDGE_ALL_FLAGS): Compute value automatically. (BB_NEW, BB_REACHABLE, BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK, BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION, BB_DUPLICATED, BB_NON_LOCAL_GOTO_TARGET, BB_RTL, BB_FORWARDER_BLOCK, BB_NONTHREADABLE_BLOCK, BB_MODIFIED, BB_VISITED, BB_IN_TRANSACTION): Move to new file cfg-flags.h. (enum bb_flags): Rename to cfg_bb_flags. Use cfg-flags.h. (BB_ALL_FLAGS): New, compute value automatically. (dump_bb_info): Update prototype. (dump_edge_info): Update prototype. * cfg-flags.h: New file. * cfg.c (dump_edge_info): Take flags argument. Be verbose only if TDF_DETAILS and not TDF_SLIM. Include cfg-flags.h for bitnames. Check that the edge flags are within the range of EDGE_ALL_FLAGS. (debug_bb): Update dump_bb call. (dump_cfg_bb_info): Remove. (dump_bb_info): New function. Use cfg-flags.h for bitnames. Adjust verbosity using TDF_* flags. Check that the basic block flags are within the range of BB_ALL_FLAGS. (brief_dump_cfg): Use dump_bb_info instead of dump_cfg_bb_info. * cfghooks.h (struct cfghooks): Update dump_bb hook, take a FILE first for consistency with other dump functions. (dump_bb): Update prototype accordingly. * cfghooks.c: Include dumpfile.h. (verify_flow_info): Update dump_edge_info calls. (dump_bb): Take a flags argument and pass it around. Use dump_bb_info to dump common information about a basic block. (dump_flow_info): Moved here from cfgrtl.c. Make IL agnostic. (debug_flow_info): Moved here from cfgrtl.c. * profile.c (is_edge_inconsistent): Update dump_bb calls. * loop-invariant.c (find_defs): Update print_rtl_with_bb call. * rtl.h (debug_bb_n_slim, debug_bb_slim, print_rtl_slim, print_rtl_slim_with_bb): Remove prototypes. (dump_insn_slim): Adjust prototype to take a const_rtx. (print_rtl_with_bb): Adjust prototype. * sched-rgn.c (debug_region): Use dump_bb instead of debug_bb_n_slim. * sched-vis.c (dump_insn_slim): Take a const_rtx. (debug_insn_slim): Prototype here near DEBUG_FUNCTION marker. (print_rtl_slim_with_bb): Remove. (print_rtl_slim): Rename to debug_rtl_slim. Print only insn info, not basic block info (print_rtl_with_bb with TDF_SLIM should be used for that. Prototype here near DEBUG_FUNCTION marker. (debug_bb_slim): Prototype here near DEBUG_FUNCTION marker. Use dump_bb. (debug_bb_n_slim): Prototype here near DEBUG_FUNCTION marker. * tree-cfg.c (gimple_can_merge_blocks_p): Use EDGE_COMPLEX. (remove_bb): Update dump_bb call. (gimple_debug_bb): Use dump_bb. (dump_function_to_file): Update gimple_dump_bb call. (print_loops_bb): Likewise. * tree-flow.h (gimple_dump_bb): Update prototype. * gimple-pretty-print.c (dump_bb_header): Rename to dump_gimple_bb_header. Write to a stream instead of a pretty printer. Use dump_bb_info to dump basic block info. (dump_bb_end): Rename to dump_gimple_bb_footer. Write to a stream instead of a pretty printer. Use dump_bb_info. (gimple_dump_bb_buff): Do not call dump_bb_header and dump_bb_end. (gimple_dump_bb): Do it here with dump_gimple_bb_header and dump_gimple_bb_footer. * cfgrtl.c (rtl_dump_bb): Update prototype. Only dump DF if the dump flags have TDF_DETAILS. Use dump_insn_slim if TDF_SLIM. (print_rtl_with_bb): Take a flags argument and pass it around. Use dump_insn_slim if TDF_SLIM. (dump_bb_info): Removed and re-incarnated in cfg.c. (dump_flow_info): Moved to cfghooks.c. (debug_flow_info): Moved to cfghooks.c. * passes.c (execute_function_dump): Unconditionally use print_rtl_with_bb for RTL dumps, now that it understands TDF_SLIM. * final.c (dump_basic_block_info): Update dump_edge_info calls. * tree-vrp.c (dump_asserts_for): Likewise. * ifcvt.c (if_convert): Unconditionally use print_rtl_with_bb. * tree-if-conv.c (if_convertible_bb_p): Don't look at EDGE_ABNORMAL_CALL, it has no meaning in the GIMPLE world. * trans-mem.c (make_tm_edge): Don't set EDGE_ABNORMAL_CALL, for the same reason. * config/rl78/rl78.c (rl78_reorg): Update print_rtl_with_bb calls. From-SVN: r189590
2012-07-16system.h (dump_file): Do not define.Steven Bosscher1-1/+0
gcc/ * system.h (dump_file): Do not define. * tree-pass.h: Include dumpfile.h, which is a new file containing... (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name, dump_file, dump_flags, dump_file_name, get_dump_file_info, struct dump_file_info): all of this, moved to... * dumpfile.h: Here, new file. * tree-dump.h: Include dumpfile.h, but not tree-pass.h. (dump_stmt): Remove prototype for C++ specific function. (dump_enumerated_decls): Move prototype from here... * tree-flow.h (dump_enumerated_decls): ... to here. (get_ref_base_and_extent) Move prototype from here ... * tree.h (get_ref_base_and_extent) ... to here. * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because gimple-pretty-print.h is enough. Do not include tree-dump.h, include timevar.h and dumpfile.h instead. (struct numbered_tree_d, compare_decls_by_uid, dump_enumerated_decls_push, dump_enumerated_decls): Move from here ... * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid, dump_enumerated_decls_push, dump_enumerated_decls):... to here. Do not include timevar.h. * tree.c: Do not include timevar.h. * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and timevar.h. (dump_cfg_stats): Use current_function_name. (gimple_cfg2vcg): Likewise. (dump_function_to_file): Likewise. * df-scan.c: Do not include tree-pass.h and timevar.h. Include dumpfile.h. (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not use print_current_pass. * df-problems.c: Include dumpfile.h. Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it leads to errors in the code not selected. (df_note_compute): Do not print_rtl_with_bb here. Fix compilation bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here. * lcm.c: Include dumpfile.h. Remove obsolete include of insn-attr.h. * dojump.c (do_compare_rtx_and_jump): Remove failure printing for missing probability notes. * stmt.c: Include dumpfile.h. (emit_case_decision_tree): Re-enable printing expand details only if TDF_DETAILS. * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c, cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c, cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c, coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c, dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c, function.c, fwprop.c, gcse.c, gimple-fold.c, gimple-pretty-print.c, gimple-ssa-strength-reduction.c, gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c, graphite-dependences.c, graphite-interchange.c, graphite-optimize-isl.c, graphite-poly.c, graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c, ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c, ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c, ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c, jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c, loop-unroll.c, loop-unswitch.c, lower-subreg.c, lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c, mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c, plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c, print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c, regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c, sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c, store-motion.c, tracer.c, trans-mem.c, tree-affine.c, tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c, tree-data-ref.c, tree-diagnostic.c, tree-dump.c, tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c, tree-mudflap.c, tree-nrv.c, tree-object-size.c, tree-optimize.c, tree-outof-ssa.c, tree-predcom.c, tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c, tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c, tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c, tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa-loop-niter.c, tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c, tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c, tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c, tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c, tree-ssa-threadedge.c, tree-ssa-threadupdate.c, tree-ssa-uncprop.c, tree-ssa-uninit.c, tree-switch-conversion.c, tree-tailcall.c, tree-vect-data-refs.c, tree-vect-loop.c, tree-vect-loop-manip.c, tree-vectorizer.c, tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c, tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h only if needed. If tree-pass.h is included, do not include timevar.h and dumpfile.h. If tree-pass.h is not included but dump_file, or dump_flags, or the TDF_* flags are used, include dumpfile.h. If gimple-pretty-print.h is included, don't include tree-pretty-print.h. Remove assorted unnecessary includes. * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c, config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c, config/spu/spu.c, config/mep/mep.c, config/i386/i386.c: Include dumpfile.h. * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h. * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep, spu/t-spu-elf: Fix dependencies. c-family/ * c-gimplify.c: Include dumpfile.h instead of tree-dump.h. * c-ada-spec.c: Likewise. * c-dump.c (dump_stmt): Move to cp/dump.c, the only user. c/ * c-decl.c: Include dumpfile.h instead of tree-dump.h. * Make-lang.in: Fix dependencies. cp/ * dump.c (dump_stmt): Moved here from c-dump.c. * optimize.c: Include dumpfile.h instead of tree-dump.h. * class.c: Likewise. * decl2.c: Likewise. * Make-lang.in: Fix dependencies. fortran/ * f95-lang.c: Include dumpfile.h instead of tree-dump.h. * Make-lang.in: Fix dependencies. java/ * java-gimplify.c Include dumpfile.h instead of tree-dump.h * Make-lang.in: Fix dependencies. lto/ * lto.c: Do not include timevar.h. * Make-lang.in: Fix dependencies. ada/ * gcc-interface/utils.c: Include timevar.h. * Make-lang.in: Fix dependencies. From-SVN: r189519
2012-07-08basic-block.h: Re-group most prototypes per file.Steven Bosscher1-1/+4
gcc/ * basic-block.h: Re-group most prototypes per file. (struct edge_list): Remove num_blocks field. (dump_bb_info): Adjust prototypes. (dump_reg_info): Move prototype to regs.h. * function.h: Do not include tree.h. Include vec.h, vecir.h, input.h and machmode.h to compensate. (function_name): New prototype. * gimple.h: Include tree.h to compensate for basic-block.h change. * langhooks.h: Note that tree.h is only necessary for enum tree_code. * regs.h (dump_reg_info): Prototype here. * regset.h: Adjust file reference in comment. (debug_regset): Remove prototype. * rtl.h: Include flags.h for flag_var_tracking_assignments. (MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS. (dump_reg_info, dump_flow_info): Remove prototypes. * bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c to here, the only user. Make static. (reorder_basic_blocks): Call dump_reg_info before dump_flow_info. * cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h, flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h, tree-pass.h, cfgloop.h, and tree-flow.h. Include basic-block.h, the first header I'd expect to be included. (reg_obstack): Move to df-core.c. (free_edge): Remove bogus ATTRIBUTE_UNUSED. (remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear. (redirect_edge_succ_nodup): Move to cfghooks.c. (dump_regset, debug_regset): Move to df-core.c. (dump_bb_info): Move to cfgrtl.c. (dump_reg_info): Move to regstat.c. (dump_flow_info): Move to cfgrtl.c. (debug_flow_info): Likewise. (dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense. * cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h, insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h. (flow_active_insn_p, forwarder_block_p, can_fallthru, could_fall_through): Move to cfgrtl.c. (set_edge_can_fallthru_flag): Moved to bb-reorder.c. (create_edge_list): Do not set edge_list's removed num_blocks. (print_edge_list): Look at n_basic_blocks instead of num_blocks. (flow_nodes_print): Remove. (flow_edge_list_print): Remove. (inverted_post_order_compute): Use FOR_ALL_BB. *cfgrtl.c (dump_flow_info): Moved from cfg.c. Do not call dump_reg_info. (debug_flow_info): Moved from cfg.c (dump_bb_info): Moved from cfg.c. Take 'verbose' argument to avoid looking at TDF_* flags from tree-pass.h. (flow_active_insn_p, forwarder_block_p, can_fallthru, could_fall_through): Moved from cfganal.c. (print_rtl_with_bb): Adjust dump_bb_info calls. * cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c. (remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE. (cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS. * cselib.c: Include tree.h with a FIXME. * df-core.c (reg_obstack): Moved from cfg.c. (dump_regset): Likewise. (debug_regset): Likewise. Make a DEBUG_FUNCTION. * final.c (compute_alignments): Call dump_reg_info before dump_flow_info. * function.c (function_name): New function. (current_function_name): Use it. * ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before dump_flow_info. * ira-conflicts.c: Include tree.h with a note. * regstat.c (dump_reg_info): Moved here from cfg.c. * loop-init.c: Include regs.h instead of hard-reg-set.h. (rtl_loop_init): Call dump_reg_info before dump_flow_info. (rtl_loop_done): Likewise. * mcf.c: Include tree.h before langhooks.h. * predict.c (maybe_hot_count_p): Assert we have cfun. (probably_never_executed_bb_p): Likewise. * profile.c (compute_branch_probabilities): Use gimple_dump_cfg instead of dump_flow_info. * sched-deps.c: Include tree.h with a FIXME. (call_may_noreturn_p): Add FIXME note why this function has to look at function decls instead of function decl flags. * sched-vis.c: Include tree.h with a FIXME. (print_rtl_slim): Adjust dump_bb_info uses. * statistics.c (statistics_fini_pass_2): Use current_function_name to avoid including tree.h. (statistics_counter_event): Use function_name for the same reason. (statistics_histogram_event): Likewise. * tracer.c (tracer): Remove bogus gcc_assert. Use brief_dump_cfg instead of dump_flow_info. * var-tracking.c (variable_tracking_main_1): Call dump_reg_info before dump_flow_info. * doc/cfg.texi: Update CFG documentation. * Makefile.in (RTL_H): Depend on FLAGS_H. (GIMPLE_H): Depend on TREE_H. (FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H, but no longer on TREE_H. (C_COMMON_H): Depend on TREE_H. (cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o, sched-deps.o, sched-vis.o): Fixup dependencies. c-family/ * c-common.h: Include tree.h. cp/ * decl.c (cp_finish_decl): Add FIXME at add_local_decl call site. From-SVN: r189359
2012-06-29system.h (IFCVT_EXTRA_FIELDS): Poison.Steven Bosscher1-2/+2
* system.h (IFCVT_EXTRA_FIELDS): Poison. (IFCVT_INIT_EXTRA_FIELDS): Poison. * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS. * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of IFCVT_INIT_EXTRA_FIELDS. * gengtype-parse.c (struct_field_seq): Remove obsolete comment. * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to IFCVT_MACHDEP_INIT. * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to frv_ifcvt_machdep_init. * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS): Remove documentation. (IFCVT_MACHDEP_INIT): Document. * doc/tm.texi: Regenerate. From-SVN: r189074
2012-05-29LANGUAGES: Fix typos.Joseph Myers1-1/+1
* LANGUAGES: Fix typos. * Makefile.in: Fix typos. * alias.c: Fix typos. * auto-inc-dec.c: Fix typos. * bb-reorder.c: Fix typos. * cfgcleanup.c: Fix typos. * cgraph.c: Fix typos. * cgraph.h: Fix typos. * cgraphunit.c: Fix typos. * collect2-aix.h: Fix typos. * collect2.c: Fix typos. * compare-elim.c: Fix typos. * config/alpha/vms.h: Fix typos. * config/arm/README-interworking: Fix typos. * config/arm/arm.c: Fix typos. * config/arm/iterators.md: Fix typos. * config/arm/vxworks.h: Fix typos. * config/avr/avr.c: Fix typos. * config/avr/avr.h: Fix typos. * config/avr/avr.md: Fix typos. * config/avr/builtins.def: Fix typos. * config/c6x/c6x.c: Fix typos. * config/cr16/cr16.c: Fix typos. * config/cr16/cr16.md: Fix typos. * config/cris/cris.md: Fix typos. * config/darwin.c: Fix typos. * config/darwin.opt: Fix typos. * config/i386/i386-c.c: Fix typos. * config/i386/i386.c: Fix typos. * config/ia64/ia64.c: Fix typos. * config/m68k/cf.md: Fix typos. * config/mep/mep.c: Fix typos. * config/microblaze/microblaze.c: Fix typos. * config/microblaze/microblaze.h: Fix typos. * config/mn10300/mn10300.c: Fix typos. * config/mn10300/mn10300.md: Fix typos. * config/pa/pa.c: Fix typos. * config/picochip/picochip.h: Fix typos. * config/rs6000/a2.md: Fix typos. * config/rs6000/rs6000.c: Fix typos. * config/rs6000/vector.md: Fix typos. * config/rx/rx.md: Fix typos. * config/rx/rx.opt: Fix typos. * config/s390/2097.md: Fix typos. * config/s390/s390.c: Fix typos. * config/s390/s390.h: Fix typos. * config/sh/sh.c: Fix typos. * config/sh/sh.md: Fix typos. * config/sparc/sync.md: Fix typos. * config/spu/spu.c: Fix typos. * config/spu/spu.md: Fix typos. * config/vms/vms.c: Fix typos. * config/vxworks-dummy.h: Fix typos. * config/vxworks.h: Fix typos. * cselib.c: Fix typos. * df-scan.c: Fix typos. * df.h: Fix typos. * doc/extend.texi: Fix typos. * doc/install.texi: Fix typos. * doc/invoke.texi: Fix typos. * doc/md.texi: Fix typos. * doc/plugins.texi: Fix typos. * doc/rtl.texi: Fix typos. * dse.c: Fix typos. * dwarf2asm.c: Fix typos. * dwarf2out.c: Fix typos. * except.h: Fix typos. * expr.c: Fix typos. * fold-const.c: Fix typos. * gcc.c: Fix typos. * gcse.c: Fix typos. * genautomata.c: Fix typos. * gengtype-state.c: Fix typos. * gengtype.c: Fix typos. * genhooks.c: Fix typos. * gimple-fold.c: Fix typos. * gimple-pretty-print.c: Fix typos. * gimple.c: Fix typos. * gimple.h: Fix typos. * gimplify.c: Fix typos. * graphite-interchange.c: Fix typos. * graphite-sese-to-poly.c: Fix typos. * ifcvt.c: Fix typos. * input.c: Fix typos. * ipa-cp.c: Fix typos. * ipa-inline-analysis.c: Fix typos. * ipa-inline-transform.c: Fix typos. * ipa-inline.c: Fix typos. * ipa-pure-const.c: Fix typos. * ipa-ref.h: Fix typos. * ipa-reference.c: Fix typos. * ipa-utils.c: Fix typos. * ipa.c: Fix typos. * ira-emit.c: Fix typos. * ira-lives.c: Fix typos. * lto-streamer.c: Fix typos. * lto-streamer.h: Fix typos. * lto-wrapper.c: Fix typos. * mcf.c: Fix typos. * mode-switching.c: Fix typos. * modulo-sched.c: Fix typos. * plugin.c: Fix typos. * postreload.c: Fix typos. * sched-deps.c: Fix typos. * sel-sched-ir.c: Fix typos. * sel-sched-ir.h: Fix typos. * sel-sched.c: Fix typos. * sese.c: Fix typos. * stor-layout.c: Fix typos. * target-hooks-macros.h: Fix typos. * target.def: Fix typos. * trans-mem.c: Fix typos. * tree-eh.c: Fix typos. * tree-predcom.c: Fix typos. * tree-sra.c: Fix typos. * tree-ssa-address.c: Fix typos. * tree-ssa-loop-ivopts.c: Fix typos. * tree-ssa-loop-niter.c: Fix typos. * tree-ssa-math-opts.c: Fix typos. * tree-ssa-pre.c: Fix typos. * tree-ssa-propagate.c: Fix typos. * tree-ssa-reassoc.c: Fix typos. * tree-ssa-sccvn.c: Fix typos. * tree-ssa-ter.c: Fix typos. * tree-ssa-uninit.c: Fix typos. * tree-ssanames.c: Fix typos. * tree-vect-generic.c: Fix typos. * tree-vect-slp.c: Fix typos. * tree.c: Fix typos. * tree.h: Fix typos. * varasm.c: Fix typos. * varpool.c: Fix typos. From-SVN: r187959
2012-05-09re PR bootstrap/53249 (Bootstrap failure)Richard Sandiford1-2/+1
gcc/ PR middle-end/53249 * dwarf2out.h (get_address_mode): Move declaration to... * rtl.h: ...here. * dwarf2out.c (get_address_mode): Move definition to... * rtlanal.c: ...here. * var-tracking.c (get_address_mode): Delete. * combine.c (find_split_point): Use get_address_mode instead of targetm.addr_space.address_mode. * cselib.c (cselib_record_sets): Likewise. * dse.c (canon_address, record_store): Likewise. * emit-rtl.c (adjust_address_1, offset_address): Likewise. * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces) (store_by_pieces_1, expand_assignment, store_expr, store_constructor) (expand_expr_real_1): Likewise. * ifcvt.c (noce_try_cmove_arith): Likewise. * optabs.c (maybe_legitimize_operand_same_code): Likewise. * reload.c (find_reloads): Likewise. * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise. * sel-sched-dump.c (debug_mem_addr_value): Likewise. From-SVN: r187320
2012-04-11re PR middle-end/52881 (ICE due to null pointer deref in cfgloop.c)Richard Guenther1-0/+5
2012-04-11 Richard Guenther <rguenther@suse.de> PR rtl-optimization/52881 * ifcvt.c (find_if_case_2): Avoid speculating loop latches. * gcc.dg/torture/pr52881.c: New testcase. * gcc.dg/torture/pr52913.c: Likewise. From-SVN: r186304
2012-02-27ifcvt.c (noce_get_condition): Check condition variable is not ↵Stuart Henderson1-1/+3
small_register_classes_for_mode_p before accepting. 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org> * ifcvt.c (noce_get_condition): Check condition variable is not small_register_classes_for_mode_p before accepting. From-SVN: r184599
2012-01-24rtl.texi (MEM_IN_STRUCT_P, [...]): Delete.Richard Sandiford1-4/+0
gcc/ * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete. (in_struct, return_val): Remove MEM documentation. * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val. (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete. (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P and MEM_SCALAR. * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise. * cfgexpand.c (add_alias_set_conflicts): Likewise. * expr.c (store_field): Likewise. * function.c (assign_stack_temp_for_type): Likewise. * ifcvt.c (noce_try_cmove_arith): Likewise. * reload1.c (reload): Likewise. * config/alpha/alpha.c (alpha_set_memflags_1): Likewise. (alpha_set_memflags): Likewise. * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify. gcc/testsuite/ * gcc.dg/memcpy-4.c: Don't expect /s on MEMs. From-SVN: r183486
2011-11-09function.c (bb_active_p): Delete.Alan Modra1-1/+3
* function.c (bb_active_p): Delete. (dup_block_and_redirect, active_insn_between): New functions. (convert_jumps_to_returns, emit_return_for_exit): New functions, split out from.. (thread_prologue_and_epilogue_insns): ..here. Delete shadowing variables. Don't do prologue register clobber tests when shrink wrapping already failed. Delete all last_bb_active code. Instead compute tail block candidates for duplicating exit path. Remove these from antic set. Duplicate tails when reached from both blocks needing a prologue/epilogue and blocks not needing such. * ifcvt.c (dead_or_predicable): Test both flag_shrink_wrap and HAVE_simple_return. * bb-reorder.c (get_uncond_jump_length): Make global. * bb-reorder.h (get_uncond_jump_length): Declare. * cfgrtl.c (rtl_create_basic_block): Comment typo fix. (rtl_split_edge): Likewise. Warning fix. (rtl_duplicate_bb): New function. (rtl_cfg_hooks): Enable can_duplicate_block_p and duplicate_block. * Makefile.in (function.o): Update dependencies. From-SVN: r181188
2011-11-08re PR rtl-optimization/47698 (CMOV accessing volatile memory with read side ↵Eric Botcazou1-2/+2
effect) PR rtl-optimization/47698 * ifcvt.c (noce_operand_ok): Move around comment. From-SVN: r181161
2011-11-07re PR rtl-optimization/47698 (CMOV accessing volatile memory with read side ↵Sergey Ostanevich1-3/+3
effect) gcc/ PR rtl-optimization/47698 * ifconv.c (noce_operand_ok): prevent CMOV generation for volatile mem. gcc/testsuite/ PR rtl-optimization/47698 * gcc.target/i386/47698.c: New test. From-SVN: r181075
2011-10-16re PR bootstrap/50738 (Bootstrap failure at revision 180028 on ↵Alan Modra1-1/+1
powerpc-apple-darwin9) PR bootstrap/50738 * ifcvt.c (dead_or_predicable): Revert accidental commit with HAVE_simple_return test. From-SVN: r180038
2011-10-15ifcvt.c (dead_or_predicable): Disable if-conversion when doing so is likely ↵Alan Modra1-0/+58
to kill a shrink-wrapping opportunity. * ifcvt.c (dead_or_predicable): Disable if-conversion when doing so is likely to kill a shrink-wrapping opportunity. From-SVN: r180028
2011-09-27ifcvt.c (cheap_bb_rtx_cost_p): Add SCALE argument.Jeff Law1-12/+40
* ifcvt.c (cheap_bb_rtx_cost_p): Add SCALE argument. Scale non-jumping insns by REG_BR_PROB_BASE and the maximum cost by SCALE. (find_if_case_1): Use the probability of the THEN clause when determining if speculation is profitable. (find_if_case_2): Similarly for the ELSE clause. From-SVN: r179284
2011-09-26ifcvt.c (noce_try_cmove_arith): Use may_trap_or_fault_p in lieu of ↵Eric Botcazou1-2/+2
may_trap_p to detect loads that may trap of... * ifcvt.c (noce_try_cmove_arith): Use may_trap_or_fault_p in lieu of may_trap_p to detect loads that may trap of fault. From-SVN: r179188
2011-08-27rtl.texi (simple_return): Document.Bernd Schmidt1-0/+11
* doc/rtl.texi (simple_return): Document. (parallel, PATTERN): Here too. * doc/md.texi (return): Mention it's allowed to expand to simple_return in some cases. (simple_return): Document standard pattern. * gengenrtl.c (special_rtx): SIMPLE_RETURN is special. * final.c (final_scan_insn): Use ANY_RETURN_P on body. * reorg.c (function_return_label, function_simple_return_label): New static variables, replacing... (end_of_function_label): ... this. (simplejump_or_return_p): New static function. (optimize_skip, steal_delay_list_from_fallthrough, fill_slots_from_thread): Use it. (relax_delay_slots): Likewise. Use ANY_RETURN_P on body. (rare_destination, follow_jumps): Use ANY_RETURN_P on body. (find_end_label): Take a new arg which is one of the two return rtxs. Depending on which, set either function_return_label or function_simple_return_label. All callers changed. (make_return_insns): Make both kinds. (dbr_schedule): Adjust for two kinds of end labels. * function.c (emit_return_into_block): Set JUMP_LABEL properly. * genemit.c (gen_exp): Handle SIMPLE_RETURN. (gen_expand, gen_split): Use ANY_RETURN_P. * df-scan.c (df_uses_record): Handle SIMPLE_RETURN. * rtl.def (SIMPLE_RETURN): New code. * ifcvt.c (find_if_case_1): Be more careful about redirecting jumps to the EXIT_BLOCK. * jump.c (condjump_p, condjump_in_parallel_p, any_condjump_p, returnjump_p_1): Handle SIMPLE_RETURNs. * print-rtl.c (print_rtx): Likewise. * rtl.c (copy_rtx): Likewise. * bt-load.c (compute_defs_uses_and_gen): Use ANY_RETURN_P. * combine.c (simplify_set): Likewise. * resource.c (find_dead_or_set_registers, mark_set_resources): Likewise. * emit-rtl.c (verify_rtx_sharing, classify_insn, copy_insn_1, copy_rtx_if_shared_1, mark_used_flags): Handle SIMPLE_RETURNs. (init_emit_regs): Initialize simple_return_rtx. * cfglayout.c (fixup_reorder_chain): Pass a JUMP_LABEL to force_nonfallthru_and_redirect. * rtl.h (ANY_RETURN_P): Allow SIMPLE_RETURN. (GR_SIMPLE_RETURN): New enum value. (simple_return_rtx): New macro. * basic-block.h (force_nonfallthru_and_redirect): Adjust declaration. * cfgrtl.c (force_nonfallthru_and_redirect): Take a new jump_label argument. All callers changed. Be careful about what kinds of returnjumps to generate. * config/i386/3i86.c (ix86_pad_returns, ix86_count_insn_bb, ix86_pad_short_function): Likewise. * config/arm/arm.c (arm_final_prescan_insn): Handle both kinds of return. * config/mips/mips.md (any_return): New code_iterator. (optab): Add cases for return and simple_return. (return): Expand to a simple_return. (simple_return): New pattern. (*<optab>, *<optab>_internal for any_return): New patterns. (return_internal): Remove. * config/mips/mips.c (mips_expand_epilogue): Make the last insn a simple_return_internal. From-SVN: r178135
2011-08-18rtl.h (set_src_cost, [...]): New functions.Richard Sandiford1-1/+1
gcc/ * rtl.h (set_src_cost, get_full_set_src_cost): New functions. * auto-inc-dec.c (attempt_change): Use set_src_cost instead of rtx_cost. * calls.c (precompute_register_parameters): Likewise. * combine.c (expand_compound_operation, make_extraction): Likewise. (force_to_mode, distribute_and_simplify_rtx): Likewise. * dse.c (find_shift_sequence): Likewise. * expmed.c (init_expmed, expand_mult, expand_smod_pow2): Likewise. * expr.c (compress_float_constant): Likewise. * fwprop.c (should_replace_address, try_fwprop_subst): Likewise. * gcse.c (want_to_gcse_p): Likewise. * ifcvt.c (noce_try_sign_mask): Likewise. * loop-doloop.c (doloop_optimize): Likewise. * loop-invariant.c (create_new_invariant): Likewise. * optabs.c (avoid_expensive_constant): Likewise. * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands) (try_replace_in_use, reload_cse_move2add): Likewise. * reload1.c (calculate_elim_costs_all_insns): Likewise. (note_reg_elim_costly): Likewise. * rtlanal.c (insn_rtx_cost): Likewise. * simplify-rtx.c (simplify_binary_operation_1): Likewise. * stmt.c (lshift_cheap_p): Likewise. * tree-ssa-loop-ivopts.c (seq_cost, computation_cost): Likewise. * config/avr/avr.c (final_prescan_insn): Likewise. * config/bfin/bfin.c (bfin_rtx_costs): Likewise. * config/mips/mips.c (mips_binary_cost, mips_rtx_costs): Likewise. From-SVN: r177851
2011-07-28rtlanal.c (tablejump_p): False for returns.Bernd Schmidt1-11/+20
* rtlanal.c (tablejump_p): False for returns. * reorg.c (first_active_target_insn): New static function. (find_end_label): Set JUMP_LABEL for a new returnjump. (optimize_skip, get_jump_flags, rare_destination, mostly_true_jump, get_branch_condition, steal_delay_list_from_target, own_thread_p, fill_simple_delay_slots, follow_jumps, fill_slots_from_thread, fill_eager_delay_slots, relax_delay_slots, make_return_insns, dbr_schedule): Adjust to handle ret_rtx in JUMP_LABELs. * jump.c (delete_related_insns): Likewise. (jump_to_label_p): New function. (redirect_target): New static function. (redirect_exp_1): Use it. Adjust to handle ret_rtx in JUMP_LABELS. (redirect_jump_1): Assert that the new label is nonnull. (redirect_jump): Likewise. (redirect_jump_2): Check for ANY_RETURN_P rather than NULL labels. * ifcvt.c (find_if_case_1): Take care when redirecting jumps to the exit block. (dead_or_predicable): Change NEW_DEST arg to DEST_EDGE. All callers changed. Ensure that the right label is passed to redirect_jump. * function.c (emit_return_into_block, thread_prologue_and_epilogue_insns): Ensure new returnjumps have ret_rtx in their JUMP_LABEL. * print-rtl.c (print_rtx): Handle ret_rtx in a JUMP_LABEL. * emit-rtl.c (skip_consecutive_labels): Allow the caller to pass ret_rtx as label. * cfglayout.c (fixup_reorder_chain): Use force_nonfallthru_and_redirect rather than force_nonfallthru. (duplicate_insn_chain): Copy JUMP_LABELs for returns. * rtl.h (ANY_RETURN_P): New macro. (jump_to_label_p): Declare. * resource.c (find_dead_or_set_registers): Handle ret_rtx in JUMP_LABELs. (mark_target_live_regs): Likewise. * basic-block.h (force_nonfallthru_and_redirect): Declare. * cfgrtl.c (force_nonfallthru_and_redirect): No longer static. * config/alpha/alpha.c (alpha_tablejump_addr_vec, alpha_tablejump_best_label): Remove functions. * config/alpha/alpha-protos.c (alpha_tablejump_addr_vec, alpha_tablejump_best_label): Remove declarations. * config/sh/sh.c (barrier_align, split_branches): Adjust for ret_rtx in JUMP_LABELs. * config/arm/arm.c (is_jump_table): Likewise. From-SVN: r176881
2011-07-27params.h (ALLOW_STORE_DATA_RACES): New.Aldy Hernandez1-2/+3
* params.h (ALLOW_STORE_DATA_RACES): New. * params.def (PARAM_ALLOW_STORE_DATA_RACES): New. * Makefile.in (expr.o): Depend on PARAMS_H. * machmode.h (get_best_mode): Add argument. * fold-const.c (optimize_bit_field_compare): Add argument to get_best_mode. (fold_truthop): Same. * ifcvt.c (noce_emit_move_insn): Add argument to store_bit_field. * expr.c (emit_group_store): Same. (copy_blkmode_from_reg): Same. (write_complex_part): Same. (optimize_bitfield_assignment_op): Add argument. Add argument to get_best_mode. (get_bit_range): New. (expand_assignment): Calculate maxbits and pass it down accordingly. (store_field): New argument. (expand_expr_real_2): New argument to store_field. Include params.h. * expr.h (store_bit_field): New argument. * stor-layout.c (get_best_mode): Restrict mode expansion by taking into account maxbits. * calls.c (store_unaligned_arguments_into_pseudos): New argument to store_bit_field. * expmed.c (store_bit_field_1): New argument. Use it. (store_bit_field): Same. (store_fixed_bit_field): Same. (store_split_bit_field): Same. (extract_bit_field_1): Pass new argument to get_best_mode. (extract_bit_field): Same. * stmt.c (store_bit_field): Pass new argument to store_bit_field. * doc/invoke.texi: Document parameter allow-store-data-races. From-SVN: r176824
2011-06-14dumping cleanup phase 1 -- Removing TODO_dump_funcDavid Li1-3/+1
From-SVN: r175051
2011-04-07re PR target/43920 (Choosing conditional execution over conditional branches ↵Tom de Vries1-1/+2
for code size in some cases.) 2011-04-07 Tom de Vries <tom@codesourcery.com> PR target/43920 * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New function. (old_insns_match_p): Change return type. Replace return false/true with return dir_none/dir_both. Use can_replace_by. (flow_find_cross_jump): Add dir_p parameter. Init replacement direction from dir_p. Register replacement direction in dir, last_dir and afterlast_dir. Handle new return type of old_insns_match_p using merge_dir. Return replacement direction in dir_p. (flow_find_head_matching_sequence, outgoing_edges_match): Handle new return type of old_insns_match_p. (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump. * ifcvt.c ( cond_exec_process_if_block): Add argument to call to flow_find_cross_jump. * basic-block.h (enum replace_direction): New type. (flow_find_cross_jump): Add parameter to declaration. From-SVN: r172090
2011-04-01ifcvt.c (cond_exec_process_insns): Disallow converting a block that contains ↵Bernd Schmidt1-1/+6
the prologue. * ifcvt.c (cond_exec_process_insns): Disallow converting a block that contains the prologue. * gcc.c-torture/compile/20110401-1.c: New test. From-SVN: r171840
2010-12-14re PR rtl-optimization/44374 (Hoist same instructions in different branches)Bernd Schmidt1-123/+27
gcc/ PR rtl-optimization/44374 Reapply patch with fixes. * basic-block.h (enum bb_flags): Add BB_MODIFIED. * df-core.c (df_set_bb_dirty): Set it. * ifcvt.c (find_memory): Remove function. (dead_or_predicable): Use can_move_insns_across. * df.h (can_move_insns_across): Declare function. * cfgcleanup.c (block_was_dirty): New static variable. (flow_find_head_matching_sequence): Test for epilogue notes. (try_crossjump_bb, try_forward_edges): Test BB_MODIFIED flag rather than df_get_bb_dirty. (try_head_merge_bb): New static function. (try_optimize_cfg): Call it. Call df_analyze if block_was_dirty is set. * df-problems.c: Include "target.h" (df_simulate_find_uses): New static function. (MEMREF_NORMAL, MEMREF_VOLATILE): New macros. (find_memory, find_memory_store): New static functions. (can_move_insns_across): New function. * Makefile.in (df-problems.o): Update dependencies. gcc/testsuite/ PR rtl-optimization/44374 Reapply patch with fixes. * gcc.target/arm/headmerge-1.c: New test. * gcc.target/arm/headmerge-2.c: New test. * gcc.target/i386/headmerge-1.c: New test. * gcc.target/i386/headmerge-2.c: New test. From-SVN: r167779
2010-11-30hwint.c: New.Joseph Myers1-1/+0
* hwint.c: New. Extracted from toplev.c. * hwint.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2): Move from toplev.h. * toplev.c (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2): Move to hwint.c. * toplev.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2): Move to hwint.h. * builtins.c, combine.c, config/i386/winnt.c, double-int.c, explow.c, expmed.c, fold-const.c, ggc-page.c, ggc-zone.c, ifcvt.c, ipa-struct-reorg.c, ira-color.c, matrix-reorg.c, omp-low.c, real.c, recog.c, reload.c, rtlanal.c, simplify-rtx.c, stor-layout.c, tree-dfa.c, tree-ssa-alias.c, tree-ssa-loop-niter.c, tree-vect-data-refs.c, tree-vect-loop-manip.c, tree-vect-loop.c, tree-vect-stmts.c, tree-vrp.c: Don't include toplev.h. * genattrtab.c, genconditions.c, genemit.c, genextract.c, genoutput.c, genpeep.c, genpreds.c, genrecog.c: Don't include toplev.h in generated output. * Makefile.in (OBJS-common): Add hwint.o. Dependencies for above files changed to remove toplev.h. (hwint.o): New. (insn-attrtab.o, insn-emit.o, insn-extract.o, insn-output.o, insn-peep.o, insn-preds.o, insn-recog.o): Don't depend on toplev.h. * config/i386/t-cygming (winnt.o): Don't depend on toplev.h. * config/i386/t-interix (winnt.o): Don't depend on toplev.h. fortran: * trans-common.c: Don't include toplev.h. java: * boehm.c: Don't include toplev.h. * Make-lang.in (java/boehm.o): Don't depend on toplev.h. lto: * lto-object.c: Don't include toplev.h. * Make-lang.in (lto/lto-object.o): Don't depend on toplev.h. From-SVN: r167301
2010-11-16* ifcvt.c (dead_or_predicable): Fix typo.Eric Botcazou1-1/+1
From-SVN: r166839
2010-11-16re PR rtl-optimization/46315 (-O2 -fno-strict-overflow causes wrong code ↵Eric Botcazou1-19/+38
generation) PR rtl-optimization/46315 * rtl.h (remove_reg_equal_equiv_notes_for_regno): Declare. * rtlanal.c (remove_reg_equal_equiv_notes_for_regno): New function extracted from... * dce.c (delete_corresponding_reg_eq_notes): ...here. Rename into... (remove_reg_equal_equiv_notes_for_defs): ...this. (delete_unmarked_insns): Adjust to above renaming. * ifcvt.c (dead_or_predicable): Remove REG_EQUAL and REG_EQUIV notes referring to registers set in the insns being moved, if any. * df-core.c (df_ref_dump): New function extracted from... (df_refs_chain_dump): ...here. Call it. (df_regs_chain_dump): Likewise. * df-problems.c (df_chain_dump): Print 'e' for uses in notes. * df-scan.c (df_scan_start_dump): Likewise. Fix long line. From-SVN: r166827
2010-11-04re PR bootstrap/44756 ([meta-bug] --enable-werror-always issues)Joern Rennecke1-2/+2
PR bootstrap/44756 * ifcvt.c (noce_emit_cmove): Add ATTRIBUTE_UNUSED to target and unsignedp. * reload1.c (set_reload_reg): Add ATTRIBUTE_UNUSED to regno. From-SVN: r166313
2010-11-03Revert revision 164552.H.J. Lu1-19/+122
gcc/ 2010-11-03 H.J. Lu <hongjiu.lu@intel.com> PR rtl-optimization/45865 * Makefile.in (df-problems.o): Revert revision 164552. * basic-block.h (enum bb_flags): Likewise. * cfgcleanup.c (block_was_dirty): Likewise. (try_forward_edges): Likewise. (try_crossjump_bb): Likewise. (try_head_merge_bb): Likewise. (try_optimize_cfg): Likewise. (cleanup_cfg): Likewise. * df-core.c (df_set_bb_dirty): Likewise. * df-problems.c: Likewise. (df_simulate_find_uses): Likewise. (MEMREF_NORMAL, MEMREF_VOLATILE): Likewise. (find_memory, find_memory_store): Likewise. (can_move_insns_across): Likewise. * df.h (can_move_insns_across): Likewise. * ifcvt.c (find_memory): Likewise. (dead_or_predicable): Likewise. gcc/testsuite/ 2010-11-03 H.J. Lu <hongjiu.lu@intel.com> PR rtl-optimization/45865 * gcc.dg/pr45865.c: New. * gcc.dg/torture/pr45865.c: Likewise. * gcc.target/arm/headmerge-1.c: Revert revision 164552. * gcc.target/arm/headmerge-2.c: Likewise. * gcc.target/i386/headmerge-1.c: Likewise. * gcc.target/i386/headmerge-2.c: Likewise. From-SVN: r166259
2010-10-21basic-block.h (find_fallthru_edge): Define.Nathan Froyd1-6/+1
* basic-block.h (find_fallthru_edge): Define. * cfgcleanup.c (merge_blocks_move): Use it. (try_crossjump_bb): Likewise. * cfglayout.c (fixup_reorder_chains): Likewise. (fixup_fallthru_exit_predecessor): Likewise. * cfgrtl.c (rtl_split_edge): Likewise. (rtl_verify_flow_info): Likewise. * function.c (thread_prologue_and_epilogue_insns): Likewise. * gimple-pretty-print.c (dump_implicit_edges): Likewise. * ifcvt.c (block_fallthru): Likewise. * reload1.c (fixup_abnormal_edges): Likewise. * sched-ebb.c (being_schedule_ready): Likewise. (schedule_ebb): Likwise. * sched-rgn.c (find_single_block_region): Likewise. * sel-sched-ir.c (bb_ends_ebb_p): Likewise. * tree-complex.c (expand_complex_move): Likewise. * sched-int.h (find_fallthru_edge): Rename to... (find_fallthru_edge_from): ...this. * haifa-sched.c (find_fallthru_edge): Rename to... (find_fallthru_edge_from): ...this. Use new find_fallthru_edge. (init_before_recovery): Call find_fallthru_edge_from. * sel-sched-ir.c (merge_fences): Likewise. * sel-sched.c (in_fallthru_bb_p): Likewise. (move_cond_jump): Likewise. From-SVN: r165748
2010-10-20ifcvt.c (noce_emit_cmove): If both of the values are SUBREGs...Nathan Froyd1-4/+59
* ifcvt.c (noce_emit_cmove): If both of the values are SUBREGs, try emitting the conditional move in the inner mode of the SUBREG. From-SVN: r165735
2010-10-15ifcvt.c (find_active_insn_before): New function.Chung-Lin Tang1-5/+49
2010-10-15 Chung-Lin Tang <cltang@codesourcery.com> * ifcvt.c (find_active_insn_before): New function. (find_active_insn_after): New function. (cond_exec_process_if_block): Use new functions to replace prev_active_insn() and next_active_insn(). testsuite/ * gcc.dg/20101010-1.c: New testcase. From-SVN: r165495
2010-09-23re PR rtl-optimization/44374 (Hoist same instructions in different branches)Bernd Schmidt1-122/+19
PR rtl-optimization/44374 * basic-block.h (enum bb_flags): Add BB_MODIFIED. * df-core.c (df_set_bb_dirty): Set it. * ifcvt.c (find_memory): Remove function. (dead_or_predicable): Use can_move_insns_across. * df.h (can_move_insns_across): Declare function. * cfgcleanup.c (block_was_dirty): New static variable. (try_crossjump_bb, try_forward_edges): Test BB_MODIFIED flag rather than df_get_bb_dirty. (try_head_merge_bb): New static function. (try_optimize_cfg): Call it. Call df_analyze if block_was_dirty is set. * df-problems.c: Include "target.h" (df_simulate_find_uses): New static function. (MEMREF_NORMAL, MEMREF_VOLATILE): New macros. (find_memory, find_memory_store): New static functions. (can_move_insns_across): New function. * Makefile.in (df-problems.o): Update dependencies. testsuite/ PR rtl-optimization/44374 * gcc.target/arm/headmerge-1.c: New test. * gcc.target/arm/headmerge-2.c: New test. * gcc.target/i386/headmerge-1.c: New test. * gcc.target/i386/headmerge-2.c: New test. From-SVN: r164552
2010-09-13re PR rtl-optimization/41087 (cris-elf gfortran.dg/zero_sized_3.f90 -O3 ↵Hans-Peter Nilsson1-2/+9
-funroll-loops execution) PR rtl-optimization/41087 * ifcvt.c (noce_get_condition): Don't allow conditions with side-effects. From-SVN: r164240
2010-08-20vec.h (FOR_EACH_VEC_ELT): Define.Nathan Froyd1-2/+2
gcc/ * vec.h (FOR_EACH_VEC_ELT): Define. * c-decl.c: Use it. * cfgloop.c: Likewise. * cfgloopmanip.c: Likewise. * cgraph.c: Likewise. * cgraphunit.c: Likewise. * combine.c: Likewise. * config/bfin/bfin.c: Likewise. * config/mips/mips.c: Likewise. * config/rs6000/rs6000.c: Likewise. * dbxout.c: Likewise. * df-scan.c: Likewise. * dominance.c: Likewise. * dse.c: Likewise. * dwarf2out.c: Likewise. * except.c: Likewise. * expr.c: Likewise. * function.c: Likewise. * gcse.c: Likewise. * genattr.c: Likewise. * ggc-common.c: Likewise. * gimplify.c: Likewise. * graphite-blocking.c: Likewise. * graphite-clast-to-gimple.c: Likewise. * graphite-dependences.c: Likewise. * graphite-interchange.c: Likewise. * graphite-poly.c: Likewise. * graphite-scop-detection.c: Likewise. * graphite-sese-to-poly.c: Likewise. * graphite.c: Likewise. * haifa-sched.c: Likewise. * ifcvt.c: Likewise. * implicit-zee.c: Likewise. * ipa-prop.c: Likewise. * ipa-struct-reorg.c: Likewise. * ipa.c: Likewise. * ira-build.c: Likewise. * ira-color.c: Likewise. * ira-emit.c: Likewise. * lambda-code.c: Likewise. * loop-invariant.c: Likewise. * loop-unroll.c: Likewise. * lower-subreg.c: Likewise. * lto-cgraph.c: Likewise. * lto-opts.c: Likewise. * lto-streamer-in.c: Likewise. * lto-streamer-out.c: Likewise. * lto-streamer.c: Likewise. * lto-symtab.c: Likewise. * matrix-reorg.c: Likewise. * opts.c: Likewise. * predict.c: Likewise. * print-tree.c: Likewise. * sdbout.c: Likewise. * sel-sched-dump.c: Likewise. * sel-sched-ir.c: Likewise. * sel-sched.c: Likewise. * sese.c: Likewise. * stor-layout.c: Likewise. * tree-cfg.c: Likewise. * tree-cfgcleanup.c: Likewise. * tree-chrec.c: Likewise. * tree-data-ref.c: Likewise. * tree-emutls.c: Likewise. * tree-inline.c: Likewise. * tree-into-ssa.c: Likewise. * tree-loop-distribution.c: Likewise. * tree-loop-linear.c: Likewise. * tree-mudflap.c: Likewise. * tree-outof-ssa.c: Likewise. * tree-parloops.c: Likewise. * tree-predcom.c: Likewise. * tree-pretty-print.c: Likewise. * tree-scalar-evolution.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-loop-im.c: Likewise. * tree-ssa-loop-ivcanon.c: Likewise. * tree-ssa-loop-ivopts.c: Likewise. * tree-ssa-loop-manip.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-loop-prefetch.c: Likewise. * tree-ssa-phiprop.c: Likewise. * tree-ssa-pre.c: Likewise. * tree-ssa-reassoc.c: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-ssa.c: Likewise. * tree-vect-data-refs.c: Likewise. * tree-vect-loop-manip.c: Likewise. * tree-vect-loop.c: Likewise. * tree-vect-patterns.c: Likewise. * tree-vect-slp.c: Likewise. * tree-vect-stmts.c: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. * value-prof.c: Likewise. * var-tracking.c: Likewise. * varasm.c: Likewise. * vmsdbgout.c: Likewise. gcc/ada/ * gcc-interface/decl.c: Use FOR_EACH_VEC_ELT. * gcc-interface/trans.c: Likewise. * gcc-interface/utils.c: Likewise. gcc/c-family/ * c-common.c: Use FOR_EACH_VEC_ELT. * c-gimplify.c: Likewise. * c-pragma.c: Likewise. gcc/cp/ * call.c: Use FOR_EACH_VEC_ELT. * class.c: Likewise. * decl.c: Likewise. * decl2.c: Likewise. * error.c: Likewise. * except.c: Likewise. * mangle.c: Likewise. * method.c: Likewise. * name-lookup.c: Likewise. * parser.c: Likewise. * pt.c: Likewise. * repo.c: Likewise. * semantics.c: Likewise. * typeck2.c: Likewise. gcc/fortran/ * trans-openmp.c: Use FOR_EACH_VEC_ELT. gcc/java/ * class.c: Use FOR_EACH_VEC_ELT. * expr.c: Likewise. * jcf-parse.c: Likewise. * resource.c: Likewise. gcc/lto/ * lto.c: Use FOR_EACH_VEC_ELT. From-SVN: r163401
2010-07-30re PR debug/45055 (another -fcompare-debug failure with uninitialised read ↵Jakub Jelinek1-3/+1
in walk_gimple_stmt) PR debug/45055 PR rtl-optimization/45137 * rtl.h (prev_nonnote_nondebug_insn, next_nonnote_nondebug_insn): New prototypes. * emit-rtl.c (prev_nonnote_nondebug_insn, next_nonnote_nondebug_insn): New functions. * combine.c (next_nonnote_nondebug_insn): Removed. * ifcvt.c (noce_process_if_block): Use prev_nonnote_nondebug_insn. * haifa-sched.c (queue_to_ready): Use next_nonnote_nondebug_insn. * sched-deps.c (sched_analyze_insn): Likewise. (fixup_sched_groups, deps_start_bb): Use prev_nonnote_nondebug_insn. * rtlanal.c (canonicalize_condition): Likewise. * postreload.c (reload_combine_recognize_pattern): Likewise. (reload_cse_move2add): Use next_nonnote_nondebug_insn. * gcc.dg/pr45055.c: New test. From-SVN: r162714
2010-07-08toplev.h: Do not include diagnostic-core.h.Manuel López-Ibáñez1-0/+1
2010-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org> * toplev.h: Do not include diagnostic-core.h. Include diagnostic-core.h in every file that includes toplev.h. * c-tree.h: Do not include toplev.h. * pretty-print.h: Update comment. * Makefile.in: Update dependencies. * alias.c: Include diagnostic-core.h in every file that includes toplev.h. * attribs.c: Likewise. * auto-inc-dec.c: Likewise. * bb-reorder.c: Likewise. * bt-load.c: Likewise. * caller-save.c: Likewise. * calls.c: Likewise. * cfg.c: Likewise. * cfganal.c: Likewise. * cfgbuild.c: Likewise. * cfgcleanup.c: Likewise. * cfghooks.c: Likewise. * cfgloop.c: Likewise. * combine.c: Likewise. * config/alpha/alpha.c: Likewise. * config/arc/arc.c: Likewise. * config/arm/arm.c: Likewise. * config/arm/pe.c: Likewise. * config/avr/avr.c: Likewise. * config/bfin/bfin.c: Likewise. * config/cris/cris.c: Likewise. * config/crx/crx.c: Likewise. * config/darwin-c.c: Likewise. * config/darwin.c: Likewise. * config/fr30/fr30.c: Likewise. * config/frv/frv.c: Likewise. * config/h8300/h8300.c: Likewise. * config/host-darwin.c: Likewise. * config/i386/i386.c: Likewise. * config/i386/netware.c: Likewise. * config/i386/nwld.c: Likewise. * config/i386/winnt-cxx.c: Likewise. * config/i386/winnt-stubs.c: Likewise. * config/i386/winnt.c: Likewise. * config/ia64/ia64-c.c: Likewise. * config/ia64/ia64.c: Likewise. * config/iq2000/iq2000.c: Likewise. * config/lm32/lm32.c: Likewise. * config/m32c/m32c-pragma.c: Likewise. * config/m32c/m32c.c: Likewise. * config/m32r/m32r.c: Likewise. * config/m68hc11/m68hc11.c: Likewise. * config/m68k/m68k.c: Likewise. * config/mcore/mcore.c: Likewise. * config/mep/mep-pragma.c: Likewise. * config/mep/mep.c: Likewise. * config/mmix/mmix.c: Likewise. * config/mn10300/mn10300.c: Likewise. * config/moxie/moxie.c: Likewise. * config/pa/pa.c: Likewise. * config/pdp11/pdp11.c: Likewise. * config/picochip/picochip.c: Likewise. * config/rs6000/rs6000-c.c: Likewise. * config/rs6000/rs6000.c: Likewise. * config/rx/rx.c: Likewise. * config/s390/s390.c: Likewise. * config/score/score.c: Likewise. * config/score/score3.c: Likewise. * config/score/score7.c: Likewise. * config/sh/sh.c: Likewise. * config/sh/symbian-base.c: Likewise. * config/sh/symbian-c.c: Likewise. * config/sh/symbian-cxx.c: Likewise. * config/sol2-c.c: Likewise. * config/sol2.c: Likewise. * config/sparc/sparc.c: Likewise. * config/spu/spu.c: Likewise. * config/stormy16/stormy16.c: Likewise. * config/v850/v850-c.c: Likewise. * config/v850/v850.c: Likewise. * config/vax/vax.c: Likewise. * config/vxworks.c: Likewise. * config/xtensa/xtensa.c: Likewise. * convert.c: Likewise. * cse.c: Likewise. * cselib.c: Likewise. * dbgcnt.c: Likewise. * dbxout.c: Likewise. * ddg.c: Likewise. * dominance.c: Likewise. * emit-rtl.c: Likewise. * explow.c: Likewise. * expmed.c: Likewise. * fixed-value.c: Likewise. * fold-const.c: Likewise. * fwprop.c: Likewise. * gcse.c: Likewise. * ggc-common.c: Likewise. * ggc-page.c: Likewise. * ggc-zone.c: Likewise. * gimple-low.c: Likewise. * gimplify.c: Likewise. * graph.c: Likewise. * haifa-sched.c: Likewise. * ifcvt.c: Likewise. * implicit-zee.c: Likewise. * integrate.c: Likewise. * ira-build.c: Likewise. * ira-color.c: Likewise. * ira-conflicts.c: Likewise. * ira-costs.c: Likewise. * ira-lives.c: Likewise. * ira.c: Likewise. * lists.c: Likewise. * loop-doloop.c: Likewise. * loop-iv.c: Likewise. * lto-opts.c: Likewise. * lto-symtab.c: Likewise. * main.c: Likewise. * modulo-sched.c: Likewise. * optabs.c: Likewise. * params.c: Likewise. * plugin.c: Likewise. * postreload-gcse.c: Likewise. * postreload.c: Likewise. * predict.c: Likewise. * profile.c: Likewise. * real.c: Likewise. * regcprop.c: Likewise. * reginfo.c: Likewise. * regmove.c: Likewise. * reorg.c: Likewise. * resource.c: Likewise. * rtl.c: Likewise. * rtlanal.c: Likewise. * sched-deps.c: Likewise. * sched-ebb.c: Likewise. * sched-rgn.c: Likewise. * sdbout.c: Likewise. * sel-sched-dump.c: Likewise. * sel-sched-ir.c: Likewise. * simplify-rtx.c: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * store-motion.c: Likewise. * targhooks.c: Likewise. * tree-cfg.c: Likewise. * tree-cfgcleanup.c: Likewise. * tree-dump.c: Likewise. * tree-eh.c: Likewise. * tree-inline.c: Likewise. * tree-nomudflap.c: Likewise. * tree-object-size.c: Likewise. * tree-optimize.c: Likewise. * tree-outof-ssa.c: Likewise. * tree-phinodes.c: Likewise. * tree-profile.c: Likewise. * tree-ssa-ccp.c: Likewise. * tree-ssa-coalesce.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-loop-prefetch.c: Likewise. * tree-ssa-loop.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-ssa-uninit.c: Likewise. * tree-ssa.c: Likewise. * tree-vect-data-refs.c: Likewise. * tree-vect-loop-manip.c: Likewise. * tree-vect-loop.c: Likewise. * tree-vect-patterns.c: Likewise. * tree-vect-stmts.c: Likewise. * tree-vrp.c: Likewise. * varasm.c: Likewise. * vec.c: Likewise. * web.c: Likewise. * xcoffout.c: Likewise. c-family/ * c-common.h: Include diagnostic-core.h. Error if already included. * c-semantics.c: Do not define GCC_DIAG_STYLE here. cp/ * cp-tree.h: Do not include toplev.h. java/ * boehm.c: Include diagnostic-core.h in every file that includes toplev.h. * class.c: Likewise. * constants.c: Likewise. * decl.c: Likewise. * except.c: Likewise. * expr.c: Likewise. * jcf-parse.c: Likewise. * mangle.c: Likewise. * mangle_name.c: Likewise. * resource.c: Likewise. * typeck.c: Likewise. * verify-glue.c: Likewise. ada/ * gcc-interface/utils.c: Include diagnostic-core.h in every file that includes toplev.h. lto/ * lto-coff.c: Include diagnostic-core.h in every file that includes toplev.h. * lto-elf.c: Likewise. * lto-lang.c: Likewise. * lto-macho.c: Likewise. From-SVN: r161943
2010-07-04optabs.h (optab_handler, [...]): Turn into inline functions that return an ↵Richard Sandiford1-1/+1
insn code. gcc/ * optabs.h (optab_handler, convert_optab_handler): Turn into inline functions that return an insn code. (set_optab_handler, set_convert_optab_handler): New functions. * builtins.c: Replace optab_handler(X)->insn_code with optab_handler or set_optab_handler thoughout. Likewise convert_optab_handler(X)->insn_code with convert_optab_handler and set_convert_optab_handler. * expmed.c, expr.c, genopinit.c, ifcvt.c, optabs.c, reload.c, reload1.c, stmt.c, targhooks.c, tree-ssa-loop-prefetch.c, tree-ssa-math-opts.c, tree-vect-data-refs.c, tree-vect-generic.c, tree-vect-loop.c, tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c, config/m32c/m32c.c, config/rs6000/rs6000.c, config/spu/spu.c: Likewise. From-SVN: r161808
2010-05-21tree.h: Include real.h and fixed-value.h as basic datatypes.Steven Bosscher1-1/+0
gcc/ChangeLog: * tree.h: Include real.h and fixed-value.h as basic datatypes. * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h, tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c, tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c, tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c, genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c, tree-pretty-print.c, tree-loop-distribution.c, tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c, tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c, tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c, tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c, tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c, tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c, tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c, tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c, tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c, genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c, tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c, gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c, tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c, tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c, store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c, tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c, tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c, tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c, fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c, tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c, config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c, config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c, config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c, config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c, config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c, config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c, config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c, config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c, config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c, config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c, config/score/score7.c, config/score/score.c, config/arm/arm.c, config/pa/pa.c, config/mips/mips.c, config/vax/vax.c, config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c, config/bfin/bfin.c: Clean up redundant includes. * Makefile.in: Update accordingly. java/ChangeLog: * typeck.c, decl.c, jcf-parse.c, except.c, expr.c: cp/Changelog: * error.c, tree.c, typeck2.c, cxx-pretty-print.c, mangle.c: Clean up redundant includes. fortran/ChangeLog: * trans-const.c, trans-types.c, trans-intrinsic.c: Clean up redundant includes. From-SVN: r159663
2010-05-03tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.Steven Bosscher1-4/+6
* doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove. (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation, based on the above, for new target hook. * hooks.c (hook_bool_mode_true): New generic hook. * hooks.h (hook_bool_mode_true): Add prototype. * target.h (struct gcc_target): Add small_register_classes_for_mode_p target hook. * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default target hook, set to hook_bool_mode_false. * regs.h: Remove default definition of SMALL_REGISTER_CLASSES. * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES with targetm.small_register_classes_for_mode_p. (find_reusable_reload): Likewise. (combine_reloads): Likewise. * reload1.c (reload_as_needed): Likewise. * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise. * ifcvt.c (noce_process_if_block, check_cond_move_block, dead_or_predicable): Likewise. * regmove.c (optimize_reg_copy_1): Likewise. * calls.c (prepare_call_address): Likewise. (precompute_register_parameters): Likewise. * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target hook definition. * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add implementation of the hook that considers all register classes small except for SH64. (sh_override_options): Use the new hook. * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p): Add prototype. * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target hook definition. * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add implementation of the hook that considers all register classes small for THUMB1. * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p): Add prototype. * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target hook definition. * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add implementation of the hook that considers all register classes small for MIPS16. * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p): Add prototype. * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target hook definition. * config/m32c/m32c.h: Likewise. * config/pdp11/pdp11.h: Likewise. * config/avr/avr.h: Likewise. * config/xtensa/xtensa.h: Likewise. * config/m68hc11/m68hc11.h: Likewise. * config/mn10300/mn10300.h: Likewise. * config/mcore/mcore.h: Likewise. * config/h8300/h8300.h: Likewise. * config/bfin/bfin.h: Likewise. * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition. * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition. From-SVN: r158997
2010-04-29re PR bootstrap/43858 (Bootstrap failure for powerpc-apple-darwin9: cannot ↵Bernd Schmidt1-1/+1
compute suffix of object files) From Dominique d'Humieres <dominiq@lps.ens.fr> PR bootstrap/43858 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute test_set. From-SVN: r158898
2010-04-22ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and ↵Bernd Schmidt1-14/+15
df_simulate_find_noclobber_defs as appropriate. * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and df_simulate_find_noclobber_defs as appropriate. Keep track of an extra set merge_set_noclobber, and use it to relax the final test slightly. * df.h (df_simulate_find_noclobber_defs): Declare. * df-problems.c (df_simulate_find_defs): Don't ignore partial or conditional defs. (df_simulate_find_noclobber_defs): New function. From-SVN: r158639
2010-04-19ifcvt.c (noce_try_cmove_arith): Fix long lines.Eric Botcazou1-20/+24
* ifcvt.c (noce_try_cmove_arith): Fix long lines. (check_cond_move_block): Likewise. (cond_move_process_if_block): Likewise. (noce_find_if_block): Improve formatting. (find_if_header): Pass 0 to memset and tweak conditions. (cond_exec_find_if_block): Fix long lines and tweak conditions. From-SVN: r158529
2010-04-14re PR rtl-optimization/21803 ([ia64] gcc produces really odd predicated code)Bernd Schmidt1-4/+85
gcc/ PR target/21803 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences at the start and end of the then/else blocks, and omit them from the conversion. * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE argument; all callers changed. Pass zero to old_insns_match_p instead. (flow_find_head_matching_sequence): New function. (old_insns_match_p): Check REG_EH_REGION notes for calls. * basic-block.h (flow_find_cross_jump, flow_find_head_matching_sequence): Declare functions. gcc/testsuite/ PR target/21803 * gcc.target/arm/pr42496.c: New test. From-SVN: r158357
2010-04-02Make-lang.in, [...]: Update copyright years.Steven Bosscher1-1/+1
* ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c, basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h, collect2.h, config/alpha/alpha.c, config/alpha/alpha.md, config/alpha/predicates.md, config/arm/arm.md, config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml, config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c, config/darwin9.h, config/darwin.c, config/darwin.h, config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h, config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c, config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c, config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c, config/mips/mips.md, config/mn10300/mn10300.c, config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md, config/rs6000/aix.h, config/rs6000/dfp.md, config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c, config/rs6000/vector.md, config/rtems.h, config/rx/rx.md, config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h, config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md, config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c, config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in, c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c, diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi, doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi, doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c, fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h, gensupport.c, gimple.h, gimple-iterator.c, graphite.c, graphite-clast-to-gimple.c, graphite-clast-to-gimple.h, graphite-dependences.c, graphite-poly.c, graphite-poly.h, graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c, graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c, intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h, ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c, ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c, loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c, objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk, opt-functions.awk, opth-gen.awk, params.def, passes.c, postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h, rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h, store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c, tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h, tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c, tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c, tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c, tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c, tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c, unwind-dw2-fde-darwin.c, varpool.c: Update copyright years. From-SVN: r157950
2010-01-07re PR rtl-optimization/42511 (bootstrap error in stage3 on alpha-linux-gnu)Uros Bizjak1-1/+2
PR target/42511 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when note itself is not function_invariant_p. From-SVN: r155691
2010-01-06* ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.Uros Bizjak1-1/+6
From-SVN: r155673
2010-01-03postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM with BLOCK_FOR_INSN.Steven Bosscher1-3/+4
* postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM with BLOCK_FOR_INSN. * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise. * ifcvt.c (noce_get_alt_condition, noce_try_abs, noce_process_if_block): Likewise. * gcse.c (compute_local_properties, insert_expr_in_table, insert_set_in_table, canon_list_insert, find_avail_set, pre_insert_copy_insn): Likewise. * basic-block.h (BLOCK_NUM): Move from here... * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler. From-SVN: r155586
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