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2012-05-31output.h (__gcc_host_wide_int__): Move to hwint.h.Steven Bosscher1-1/+0
* output.h (__gcc_host_wide_int__): Move to hwint.h. (decl_default_tls_model): Move to tree.h (dump_file): Move to system.h. (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor, dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline, dbxout_begin_empty_stabs, dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero, dbxout_stab_value_zero, dbxout_stab_value_label_diff, dbxout_stab_value_internal_label, dbxout_stab_value_internal_label_diff): Move from here ... * dbxout.h: ... to here. * system.h (dump_file): Moved here from output.h. * hwint.h (__gcc_host_wide_int__): Moved here from output.h. * tree.h (decl_default_tls_model): Moved here from output.h. * varasm.c (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor): Move from here ... * dbxout.c: ... to here. * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers. * collect2.h (dump_file): Rename to dump_ld_file. * collect2.c: Likewise. * tlink.c: Likewise. * alias.c: Do not include output.h. * auto-inc-dec.c: Likewise. * bt-load.c: Likewise. * caller-save.c: Likewise. * cfg.c: Likewise. * cfgbuild.c: Likewise. * cfgcleanup.c: Likewise. * cfglayout.c: Likewise. * cfgloop.c: Likewise. * cfgloopanal.c: Likewise. * cfgloopmanip.c: Likewise. * cfgrtl.c: Likewise. * cgraph.c: Likewise. * cgraphclones.c: Likewise. * combine-stack-adj.c: Likewise. * combine.c: Likewise. * cprop.c: Likewise. * cse.c: Likewise. * cselib.c: Likewise. * dbgcnt.c: Likewise. * df-problems.c: Likewise. * df-scan.c: Likewise. * dojump.c: Likewise. * fwprop.c: Likewise. * gcse.c: Likewise. * graph.c: Likewise. * haifa-sched.c: Likewise. * hw-doloop.c: Likewise. * ipa-inline-transform.c: Likewise. * ipa-pure-const.c: Likewise. * ipa-reference.c: Likewise. * ipa-utils.c: Likewise. * ira-build.c: Likewise. * ira-emit.c: Likewise. * lcm.c: Likewise. * loop-doloop.c: Likewise. * loop-invariant.c: Likewise. * loop-iv.c: Likewise. * loop-unroll.c: Likewise. * loop-unswitch.c: Likewise. * lto-cgraph.c: Likewise. * lto-section-in.c: Likewise. * lto-streamer-in.c: Likewise. * mcf.c: Likewise. * mode-switching.c: Likewise. * postreload-gcse.c: Likewise. * postreload.c: Likewise. * predict.c: Likewise. * profile.c: Likewise. * ree.c: Likewise. * reg-stack.c: Likewise. * regcprop.c: Likewise. * regmove.c: Likewise. * regstat.c: Likewise. * reload1.c: Likewise. * sched-ebb.c: Likewise. * sel-sched-dump.c: Likewise. * simplify-rtx.c: Likewise. * stor-layout.c: Likewise. * store-motion.c: Likewise. * tracer.c: Likewise. * tree-affine.c: Likewise. * tree-cfg.c: Likewise. * tree-cfgcleanup.c: Likewise. * tree-dfa.c: Likewise. * tree-into-ssa.c: Likewise. * tree-nomudflap.c: Likewise. * tree-optimize.c: Likewise. * tree-pretty-print.c: Likewise. * tree-profile.c: Likewise. * tree-ssa-address.c: Likewise. * tree-ssa-ccp.c: Likewise. * tree-ssa-copy.c: Likewise. * tree-ssa-dom.c: Likewise. * tree-ssa-loop-ch.c: Likewise. * tree-ssa-loop-im.c: Likewise. * tree-ssa-loop-manip.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-loop-prefetch.c: Likewise. * tree-ssa-loop-unswitch.c: Likewise. * tree-ssa-loop.c: Likewise. * tree-ssa-propagate.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-ssa-tail-merge.c: Likewise. * tree-ssa-threadedge.c: Likewise. * tree-ssa-threadupdate.c: Likewise. * tree-ssa-uncprop.c: Likewise. * tree-ssa-uninit.c: Likewise. * tree-ssa.c: Likewise. * value-prof.c: Likewise. * var-tracking.c: Likewise. * web.c: Likewise. * config/m32r/m32r.c: Include dbxout.h. * config/pa/pa.c: Likewise. * config/rs6000/rs6000.c: Likewise. * Makefile.in: Fix dependencies. * config/rs6000/t-rs5000: Likewise. c-family/ * c-ada-spec.c: Do not include output.h. * c-semantics.c: Likewise. cp/ * call.c: Do not include output.h. * class.c: Likewise. * except.c: Likewise. * friend.c: Likewise. * init.c: Likewise. * lex.c: Likewise. * method.c: Likewise. * parser.c: Likewise. * pt.c: Likewise. * rtti.c: Likewise. * search.c: Likewise. objc/ * objc-act.c: Do not include output.h. fortran/ * trans-common.c: Do not include output.h. * trans-decl.c: Likewise. java/ * resource.c: Do not include output.h. From-SVN: r188082
2012-05-26cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks if ↵Eric Botcazou1-30/+66
CLEANUP_NO_INSN_DEL. * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks if CLEANUP_NO_INSN_DEL. * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted from cfg_layout_merge_blocks. (emit_nop_for_unique_locus_between): New function. (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between. (cfg_layout_merge_blocks): Likewise. From-SVN: r187913
2012-05-08basic-block.h (struct rtl_bb_info): Remove visited member and move head_ ↵Michael Matz1-30/+31
member to ... * basic-block.h (struct rtl_bb_info): Remove visited member and move head_ member to ... (struct basic_block_def.basic_block_il_dependent): ... the new member x, replacing but containing old member rtl. (enum bb_flags): New BB_VISITED flag. (BB_HEADER, BB_FOOTER): New macros. * jump.c (mark_all_labels): Adjust. * cfgcleanup.c (try_optimize_cfg): Adjust. * cfglayout.c (record_effective_endpoints): Adjust. (relink_block_chain): Ditto (and don't fiddle with visited). (fixup_reorder_chain): Adjust. (fixup_fallthru_exit_predecessor): Ditto. (cfg_layout_duplicate_bb): Ditto. * combine.c (update_cfg_for_uncondjump): Adjust. * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member. (bb_visited_trace): New accessor. (mark_bb_visited): Move in front. (rotate_loop): Use bb_visited_trace. (find_traces_1_round): Ditto. (emit_barrier_after): Ditto. (copy_bb): Ditto, and initialize visited on resize. (reorder_basic_blocks): Initize visited member. (duplicate_computed_gotos): Clear bb flags at start, use BB_VISITED flags. * cfgrtl.c (try_redirect_by_replacing_jump): Adjust. (rtl_verify_flow_info_1): Ditto. (cfg_layout_split_block): Ditto. (cfg_layout_delete_block): Ditto. (cfg_layout_merge_blocks): Ditto. (init_rtl_bb_info): Adjust and initialize il.x.head_ member. From-SVN: r187288
2012-04-14cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by call ↵Tom de Vries1-17/+24
to delete_insn. 2012-04-14 Tom de Vries <tom@codesourcery.com> * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by call to delete_insn. Remove code to reorder BASIC_BLOCK note and DELETED_LABEL note, and move it to ... * cfgrtl.c (delete_insn): ... here. Change return type to void. (delete_insn_and_edges): Likewise. (delete_insn_chain): Handle new return type of delete_insn. Delete chain backwards rather than forwards. * rtl.h (delete_insn, delete_insn_and_edges): Change return type to void. * cfglayout.c (fixup_reorder_chain): Delete unused label. From-SVN: r186451
2012-03-28loop-init.c (loop_optimizer_init): If loops are preserved perform ↵Richard Guenther1-0/+8
incremental initialization of required loop features. 2012-03-28 Richard Guenther <rguenther@suse.de> * loop-init.c (loop_optimizer_init): If loops are preserved perform incremental initialization of required loop features. (loop_optimizer_finalize): If loops are to be preserved only clean up optional loop features. (rtl_loop_done): Forcefully free loops here. * cgraph.c (cgraph_release_function_body): Forcefully free loops. * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks to existing loops. (construct_init_block): Likewise. (construct_exit_block): Likewise. (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup the CFG after expanding. * cfgloop.c (verify_loop_structure): Calculate or verify dominators. If we needed to calculate them, free them afterwards. * tree-pass.h (PROP_loops): New define. * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops. * basic-block.h (CLEANUP_CFG_CHANGED): New. * cfgcleanup.c (merge_blocks_move): Protect loop latches. (cleanup_cfg): If we did something and have loops around, fix them up. * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg with CLEANUP_CFG_CHANGED. * cfghooks.c (merge_blocks): If we merge a loop header into its predecessor, update the loop structure. (duplicate_block): If we copy a loop latch, adjust loop state to note we may have multiple latches. (delete_basic_block): Mark loops for fixup if we remove a loop. * cfganal.c (forwarder_block_p): Protect loop latches, headers and preheaders. * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches. (cfg_layout_can_merge_blocks_p): Likewise. * cprop.c (bypass_block): If we create a loop with multiple entries, mark it for removal. * except.c (emit_to_new_bb_before): Add the new basic-block to existing loops. * tree-eh.c (lower_resx): Likewise. * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops. (expand_omp_taskreg): Likewise. * tree-inline.c (initialize_cfun): Likewise. * tree-mudflap.c (add_bb_to_loop): Prototype. (mf_build_check_statement_for): Properly add new basic-blocks to existing loops. * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup if we remove a loop. (thread_through_loop_header): Likewise. * trans-mem.c (tm_log_emit_save_or_restores): Properly add new basic-blocks to existing loops. (expand_transaction): Likewise. * Makefile.in (except.o): Add $(CFGLOOP_H). (expr.o): Likewise. (cgraph.o): Likewise. (cprop.o): Likewise. (cfgexpand.o): Likewise. (cfganal.o): Likewise. (trans-mem.o): Likewise. (tree-eh.o): Likewise. From-SVN: r185913
2012-03-05* cfgrtl.c (cfg_layout_merge_blocks): Cleanup.Jakub Jelinek1-25/+14
From-SVN: r184925
2012-02-08re PR rtl-optimization/52139 (ICE: in remove_insn, at emit-rtl.c:3960 with ↵Jakub Jelinek1-0/+5
-O -fPIC -fno-tree-dominator-opts -fno-tree-fre) PR rtl-optimization/52139 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END is a BARRIER after emit_insn_after_noloc, move BB_END to the last non-BARRIER insn before it. * gcc.dg/pr52139.c: New test. From-SVN: r184005
2012-01-20* cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.Eric Botcazou1-3/+4
From-SVN: r183352
2012-01-09sched-int.h (bb_note): Move to...Richard Sandiford1-0/+14
gcc/ * sched-int.h (bb_note): Move to... * basic-block.h: ...here. * haifa-sched.c (bb_note): Move to... * cfgrtl.c: ...here. * function.c (next_block_for_reg): New function. (move_insn_for_shrink_wrap): Likewise. (prepare_shrink_wrap): Rewrite to use the above. From-SVN: r183028
2012-01-05re PR rtl-optimization/51767 (ICE with degenerated asm goto)Jakub Jelinek1-6/+41
PR rtl-optimization/51767 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition of jump_block and add an extra edge for degenerated asm gotos. * gcc.c-torture/compile/pr51767.c: New test. From-SVN: r182922
2011-11-26re PR rtl-optimization/49912 (ICE from -freorder-blocks-and-partition : ↵Jakub Jelinek1-1/+2
verify_flow_info failed) PR rtl-optimization/49912 * cfgrtl.c (rtl_verify_flow_info_1): Ignore also EDGE_PRESERVE bit when counting n_branch. * g++.dg/other/pr49912.C: New test. From-SVN: r181743
2011-11-14re PR rtl-optimization/51051 (build fails on cris-elf building libstdc++-v3)Bernd Schmidt1-0/+10
PR rtl-optimization/51051 * cfgrtl.c (cfg_layout_can_merge_blocks_p): Return FALSE if the move would cause fallthrough into the exit block. From-SVN: r181371
2011-11-09function.c (bb_active_p): Delete.Alan Modra1-14/+22
* 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
2011-11-08Merge from transactional-memory branch.Aldy Hernandez1-0/+2
From-SVN: r181154
2011-10-15re PR rtl-optimization/49941 (segmentation fault in redirect_jump_2)Alan Modra1-1/+1
PR rtl-optimization/49941 * jump.c (mark_jump_label_1): Set JUMP_LABEL for simple_return jumps. * rtl.h (set_return_jump_label): Declare. * function.c (set_return_jump_label): New function, extracted.. (thread_prologue_and_epilogue_insns): ..from here. Use it in another instance to set return jump_label. * cfgrtl.c (force_nonfallthru_and_redirect): Use set_return_jump_label. * reorg.c (find_end_label): Likewise. From-SVN: r180027
2011-08-27rtl.texi (simple_return): Document.Bernd Schmidt1-7/+23
* 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
2011-07-28re PR rtl-optimization/49891 (ICE in redirect_jump_1)Bernd Schmidt1-0/+1
PR rtl-optimization/49891 * cfgrtl.c (force_nonfallthru_and_redirect): Set JUMP_LABEL for newly created returnjumps. From-SVN: r176905
2011-07-28rtlanal.c (tablejump_p): False for returns.Bernd Schmidt1-1/+1
* 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
2011-07-23bb-reorder: Split EH edges crossing partitions.Richard Henderson1-6/+26
From-SVN: r176696
2011-07-20Dump basic_block flags.Richard Henderson1-44/+6
From-SVN: r176537
2011-06-15target-def.h (TARGET_HAVE_NAMED_SECTIONS): Move to common/common-target-def.h.Joseph Myers1-3/+4
* target-def.h (TARGET_HAVE_NAMED_SECTIONS): Move to common/common-target-def.h. * target.def (default_target_flags, handle_option, supports_split_stack, optimization_table, init_struct, except_unwind_info, unwind_tables_default, have_named_sections): Move to common/common-target.def. * target.h (enum opt_levels, struct default_options): Move to common/common-target.h. * targhooks.c (default_except_unwind_info, dwarf2_except_unwind_info, sjlj_except_unwind_info, default_target_handle_option, empty_optimization_table): Move to common/common-targhooks.c. * targhooks.h (default_except_unwind_info, dwarf2_except_unwind_info, sjlj_except_unwind_info, default_target_handle_option, empty_optimization_table): Move to common/common-targhooks.h. * common/common-target-def.h: Include common/common-targhooks.h. (TARGET_HAVE_NAMED_SECTIONS): Define if TARGET_ASM_NAMED_SECTION defined. * common/common-target.def (handle_option, option_init_struct, option_optimization_table, default_target_flags, except_unwind_info, supports_split_stack, unwind_tables_default, have_named_sections): Move from target.def. (HOOK_PREFIX): Undefine at end of file. * common/common-target.h: Include input.h. (enum opt_levels, struct default_options): Move from target.h. * common/common-targhooks.c, common/common-targhooks.h: New. * config.gcc (target_has_targetm_common): Default to yes. (moxie*): Set target_has_targetm_common=no. (hppa*-*-*): Don't set target_has_targetm_common=yes. * doc/tm.texi: Regenerate. * Makefile.in (COMMON_TARGET_H): Add $(INPUT_H). (C_TARGET_DEF_H): Add common/common-targhooks.h. (GCC_OBJS): Remove vec.o. (OBJS): Remove hooks.o and vec.o. (OBJS-libcommon-target): Add vec.o, hooks.o and common/common-targhooks.o. (c-family/c-common.o, c-family/c-cppbuiltin.o, lto-opts.o, tree.o, tree-tailcall.o, opts.o, toplev.o, varasm.o, function.o, except.o, expr.o, explow.o, dbxout.o, dwarf2out.o, cfgrtl.o, haifa-sched.o, cfglayout.o, $(out_object_file), $(common_out_object_file)): Update dependencies. (common/common-targhooks.o): New. * common/config/default-common.c: Include tm.h. Add FIXME comment. * common/config/pa/pa-common.c: Include more headers. Take copyright dates from pa.c. (pa_option_optimization_table, pa_handle_option, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Move from pa.c. * common/config/alpha/alpha-common.c, common/config/arm/arm-common.c, common/config/avr/avr-common.c, common/config/bfin/bfin-common.c, common/config/cris/cris-common.c, common/config/fr30/fr30-common.c, common/config/frv/frv-common.c, common/config/h8300/h8300-common.c, common/config/i386/i386-common.c, common/config/ia64/ia64-common.c, common/config/iq2000/iq2000-common.c, common/config/lm32/lm32-common.c, common/config/m32c/m32c-common.c, common/config/m32r/m32r-common.c, common/config/m68k/m68k-common.c, common/config/mcore/mcore-common.c, common/config/mep/mep-common.c, common/config/microblaze/microblaze-common.c, common/config/mips/mips-common.c, common/config/mmix/mmix-common.c, common/config/mn10300/mn10300-common.c, common/config/pdp11/pdp11-common.c, common/config/picochip/picochip-common.c, common/config/rs6000/rs6000-common.c, common/config/rx/rx-common.c, common/config/s390/s390-common.c, common/config/score/score-common.c, common/config/sh/sh-common.c, common/config/sparc/sparc-common.c, common/config/spu/spu-common.c, common/config/v850/v850-common.c, common/config/vax/vax-common.c, common/config/xstormy16/xstormy16-common.c, common/config/xtensa/xtensa-common.c: New. * config/alpha/alpha.c: Include common/common-target.h. (alpha_option_optimization_table, alpha_handle_option, TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE): Move to alpha-common.c. * config/arm/arm-protos.h (arm_except_unwind_info): Declare. * config/arm/arm.c (arm_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO, arm_except_unwind_info): Move to arm-common.c. * config/avr/avr.c (avr_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move to avr-common.c. * config/bfin/bfin.c (struct bfin_cpu): Move to bfin.h. (bfin_cpus, bfin_handle_option, TARGET_HANDLE_OPTION, TARGET_DEFAULT_TARGET_FLAGS): Move to bfin-common.c. * config/bfin/bfin.h struct bfin_cpu): Move from bfin.c. * config/cris/cris.c (cris_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE, cris_handle_option): Move to cris-common.c. * config/fr30/fr30.c (fr30_option_optimization_table, TARGET_EXCEPT_UNWIND_INFO, TARGET_OPTION_OPTIMIZATION_TABLE): Move to fr30-common.c. * config/frv/frv.c (frv_option_optimization_table, MASK_DEFAULT_ALLOC_CC, TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE): Move to frv-common.c. * config/h8300/h8300.c (h8300_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move to h8300-common.c. * config/i386/i386-protos.h (ix86_handle_option): Declare. * config/i386/i386.c: Include common/common-target.h. (OPTION_MASK_ISA_MMX_SET, OPTION_MASK_ISA_3DNOW_SET, OPTION_MASK_ISA_SSE_SET, OPTION_MASK_ISA_SSE2_SET, OPTION_MASK_ISA_SSE3_SET, OPTION_MASK_ISA_SSSE3_SET, OPTION_MASK_ISA_SSE4_1_SET, OPTION_MASK_ISA_SSE4_2_SET, OPTION_MASK_ISA_AVX_SET, OPTION_MASK_ISA_FMA_SET, OPTION_MASK_ISA_SSE4_SET, OPTION_MASK_ISA_SSE4A_SET, OPTION_MASK_ISA_FMA4_SET, OPTION_MASK_ISA_XOP_SET, OPTION_MASK_ISA_LWP_SET, OPTION_MASK_ISA_AES_SET, OPTION_MASK_ISA_PCLMUL_SET, OPTION_MASK_ISA_ABM_SET, OPTION_MASK_ISA_BMI_SET, OPTION_MASK_ISA_TBM_SET, OPTION_MASK_ISA_POPCNT_SET, OPTION_MASK_ISA_CX16_SET, OPTION_MASK_ISA_SAHF_SET, OPTION_MASK_ISA_MOVBE_SET, OPTION_MASK_ISA_CRC32_SET, OPTION_MASK_ISA_FSGSBASE_SET, OPTION_MASK_ISA_RDRND_SET, OPTION_MASK_ISA_F16C_SET, OPTION_MASK_ISA_MMX_UNSET, OPTION_MASK_ISA_3DNOW_UNSET, OPTION_MASK_ISA_3DNOW_A_UNSET, OPTION_MASK_ISA_SSE_UNSET, OPTION_MASK_ISA_SSE2_UNSET, OPTION_MASK_ISA_SSE3_UNSET, OPTION_MASK_ISA_SSSE3_UNSET, OPTION_MASK_ISA_SSE4_1_UNSET, OPTION_MASK_ISA_SSE4_2_UNSET, OPTION_MASK_ISA_AVX_UNSET, OPTION_MASK_ISA_FMA_UNSET, OPTION_MASK_ISA_SSE4_UNSET, OPTION_MASK_ISA_SSE4A_UNSET, OPTION_MASK_ISA_FMA4_UNSET, OPTION_MASK_ISA_XOP_UNSET, OPTION_MASK_ISA_LWP_UNSET, OPTION_MASK_ISA_AES_UNSET, OPTION_MASK_ISA_PCLMUL_UNSET, OPTION_MASK_ISA_ABM_UNSET, OPTION_MASK_ISA_BMI_UNSET, OPTION_MASK_ISA_TBM_UNSET, OPTION_MASK_ISA_POPCNT_UNSET, OPTION_MASK_ISA_CX16_UNSET, OPTION_MASK_ISA_SAHF_UNSET, OPTION_MASK_ISA_MOVBE_UNSET, OPTION_MASK_ISA_CRC32_UNSET, OPTION_MASK_ISA_FSGSBASE_UNSET, OPTION_MASK_ISA_RDRND_UNSET, OPTION_MASK_ISA_F16C_UNSET, ix86_handle_option, ix86_option_optimization_table, ix86_option_init_struct, ix86_supports_split_stack, TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT, TARGET_SUPPORTS_SPLIT_STACK): Move to i386-common.c. * config/i386/t-i386 (i386.o): Update dependencies. * config/ia64/ia64-protos.h (ia64_except_unwind_info): Declare. * config/ia64/ia64.c (ia64_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO, TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION, ia64_handle_option): Move to ia64-common.c. * config/iq2000/iq2000.c (iq2000_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE): Move to iq2000-common.c. * config/lm32/lm32.c (lm32_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move to lm32-common.c. * config/m32c/m32c.c (TARGET_HAVE_NAMED_SECTIONS): Move to m32c-common.c. * config/m32r/m32r.c (m32r_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO, m32r_handle_option): Move to m32r-common.c. (m32r_memory_move_cost): Remove comment referring to TARGET_HANDLE_OPTION. * config/m68k/m68k.c (TARGET_HANDLE_OPTION, m68k_handle_option): Move to m68k-common.c. * config/mcore/mcore.c (mcore_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move to mcore-common.c. * config/mep/mep.c (mep_option_optimization_table, mep_handle_option, TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS): Move to mep-common.c. * config/microblaze/microblaze.c (microblaze_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move to microblaze-common.c. * config/mips/mips.c (mips_handle_option, mips_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Move to mips-common.c. * config/mmix/mmix.c (mmix_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE): Move to mmix-common.c. * config/mn10300/mn10300.c (mn10300_option_optimization_table, mn10300_handle_option, TARGET_EXCEPT_UNWIND_INFO, TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE): Move to mn10300-common.c. * config/pa/pa.c: Include common/common-target.h. (pa_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION, pa_handle_option): Move to pa-common.c. (pa_option_override): Use targetm_common.except_unwind_info. (pa_asm_output_mi_thunk, pa_function_section): Use targetm_common.have_named_sections. * config/pdp11/pdp11.c (pdp11_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT, pdp11_handle_option, pdp11_option_init_struct): Move to pdp11-common.c. * config/picochip/picochip.c (picochip_option_optimization_table, TARGET_HAVE_NAMED_SECTIONS, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move to picochip-common.c. * config/rs6000/rs6000.c: Include common/common-target.h. (rs6000_option_optimization_table, TARGET_HANDLE_OPTION, TARGET_OPTION_INIT_STRUCT, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS, rs6000_option_init_struct, rs6000_handle_option): Move to rs6000-common.c. * config/rs6000/t-rs6000 (rs6000.o): Update dependencies. * config/rx/rx.c (rx_handle_option, rx_option_optimization_table, TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move to rx-common.c. * config/s390/s390.c (processor_flags_table, s390_option_optimization_table, s390_option_init_struct, s390_handle_option, TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT): Move to s390-common.c. * config/s390/s390.h (processor_flags_table): Declare. * config/score/score.c (score_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE, MASK_ALL_CPU_BITS, score_handle_option): Move to score-common.c. * config/sh/sh.c (sh_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT, TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION, sh_handle_option, sh_option_init_struct): Move to sh-common.c. * config/sparc/sparc.c: Include common/common-target.h. (sparc_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE): Move to sparc-common.c. * config/spu/spu.c (TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_INIT_STRUCT, TARGET_EXCEPT_UNWIND_INFO, spu_option_init_struct): Move to spu-common.c. * config/stormy16/stormy16.c (xstorym16_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE): Move to xstormy16-common.c. * config/v850/v850.c (small_memory_physical_max, v850_handle_memory_optionn v850_handle_option, v850_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE): Move to v850-common.c. * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Move to vax-common.c. * config/xtensa/xtensa.c (xtensa_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE): Move to xtensa-common.c. * cfglayout.c: Include common/common-target.h. (fixup_reorder_chain): Use targetm_common.have_named_sections. * cfgrtl.c: Include common/common-target.h. (force_nonfallthru_and_redirect, commit_one_edge_insertion): Use targetm_common.have_named_sections. * dbxout.c: Include common/common-target.h. (dbxout_function_end): Use targetm_common.have_named_sections. * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Use targetm_common.except_unwind_info. * dwarf2out.c: Include common/common-target.h. (dwarf2out_do_frame, dwarf2out_do_cfi_asm, dwarf2out_begin_prologue, dwarf2out_frame_init, dwarf2out_frame_finish, dwarf2out_assembly_start): Use targetm_common.except_unwind_info. * except.c: Include common/common-target.h. (init_eh, finish_eh_generation, output_one_function_exception_table): Use targetm_common.except_unwind_info. (switch_to_exception_section): Use targetm_common.have_named_sections. * explow.c: Include common/common-target.h. * expr.c: Include common/common-target.h. (build_personality_function): Use targetm_common.except_unwind_info. * function.c: Include common/common-target.h. (expand_function_end): Use targetm_common.except_unwind_info. * haifa-sched.c: Include common/common-target.h. (sched_create_recovery_edges): Use targetm_common.have_named_sections. * lto-opts.c: Include common/common-target.h instead of target.h. (lto_reissue_options): Use targetm_common.handle_option. * opts.c: Include common/common-target.h. (target_handle_option): Use targetm_common.handle_option. (init_options_struct): Update comment referring to targetm.target_option.optimization. Use targetm_common.default_target_flags, targetm_common.unwind_tables_default and targetm_common.option_init_struct. (default_options_optimization): Use targetm_common.option_optimization_table. (finish_options): Use targetm_common.except_unwind_info, targetm_common.unwind_tables_default, targetm_common.have_named_sections and targetm_common.supports_split_stack. * toplev.c: Include common/common-target.h. (process_options): Use targetm_common.have_named_sections. * tree-tailcall.c: Include common/common-target.h. (suitable_for_tail_call_opt_p): Use targetm_common.except_unwind_info. * tree.c: Include common/common-target.h. (build_common_builtin_nodes): Use targetm_common.except_unwind_info. * varasm.c: Include common/common-target.h. (resolve_unique_section, hot_function_section, default_function_section): Use targetm_common.have_named_sections. ada: * gcc-interface/Make-lang.in (gnatbind$(exeext)): Use ggc-none.o. (ada/utils.o): Update dependencies. * gcc-interface/Makefile.in (EXTRA_GNATTOOLS_OBJS): Add ../../../libcpp/libcpp.a. * gcc-interface/utils.c: Include common/common-target.h. (process_attributes): Use targetm_common.have_named_sections. c-family: * c-common.c: Include common/common-target.h. (handle_section_attribute): Use targetm_common.have_named_sections. * c-cppbuiltin.c: Include common/common-target.h. (c_cpp_builtins): Use targetm_common.except_unwind_info. cp: * Make-lang.in (cp/method.o): Update dependencies. * method.c: Include common/common-target.h. (use_thunk): Use targetm_common.have_named_sections. go: * Make-lang.in (go/go-lang.o, go/go-backend.o): Update dependencies. * go-backend.c: Include common/common-target.h. (go_write_export_data): Use targetm_common.have_named_sections. * go-lang.c: Include common/common-target.h. (go_langhook_init_options_struct): Use targetm_common.supports_split_stack. po: * exgettext: Handle common/ directory and subdirectories. From-SVN: r175064
2011-05-13cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.Eric Botcazou1-1/+1
* cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message. * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in lieu of MAY_HAVE_DEBUG_STMTS. * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move debug statements if !MAY_HAVE_DEBUG_STMTS. From-SVN: r173737
2011-05-11cfgrtl.c (commit_one_edge_insertion): Remove always-true test and reindent ↵Eric Botcazou1-59/+55
the subsequent block. * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and reindent the subsequent block. From-SVN: r173685
2011-04-07basic-block.h (force_nonfallthru): Move to...Eric Botcazou1-37/+6
* basic-block.h (force_nonfallthru): Move to... * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook. (force_nonfallthru): ...here. * cfghooks.c (force_nonfallthru): New function. * cfgrtl.c (force_nonfallthru): Rename into... (rtl_force_nonfallthru): ...this. (commit_one_edge_insertion): Do not set AUX field. (commit_edge_insertions): Do not discover new basic blocks. (rtl_cfg_hooks): Add rtl_force_nonfallthru. (cfg_layout_rtl_cfg_hooks): Likewise. * function.c (thread_prologue_and_epilogue_insns): Remove bogus ATTRIBUTE_UNUSED. Discover new basic blocks in the prologue insns. * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru. From-SVN: r172128
2011-03-26basic-block.h (fixup_abnormal_edges): Adjust prototype.Eric Botcazou1-0/+91
* basic-block.h (fixup_abnormal_edges): Adjust prototype. * reload1.c (reload): Adjust call to fixup_abnormal_edges. Rediscover basic blocks and call commit_edge_insertions directly. (fixup_abnormal_edges): Move from here to... * cfgrtl.c (fixup_abnormal_edges): ...here. Only insert instructions on the edges and return whether some have actually been inserted. * reg-stack.c (convert_regs): Fix up abnormal edges before inserting compensation code. From-SVN: r171556
2011-03-23cfg.c (redirect_edge_succ_nodup): Duplicate the varm map before removing the ↵Jeff Law1-4/+4
edge. * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map before removing the edge. * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after it may have been freed by redirect_branch_edge or redirect_edge_succ_nodup. From-SVN: r171356
2010-11-19mode-switching.c (optimize_mode_switching): Use FOR_BB_INSNS instead of ↵Uros Bizjak1-2/+1
open-coded for loop. * mode-switching.c (optimize_mode_switching): Use FOR_BB_INSNS instead of open-coded for loop. * cfgrtl.c (redirect_branch_edge): Ditto. From-SVN: r166953
2010-11-02basic-block.h (insert_insn_end_bb_new): Delete.Eric Botcazou1-88/+0
* basic-block.h (insert_insn_end_bb_new): Delete. * cfgrtl.c (insert_insn_end_bb_new): Likewise. From-SVN: r166212
2010-10-21cfgcleanup.c (try_forward_edges): Do not throw away previous steps when ↵Eric Botcazou1-4/+19
stopping because of a different locus on... * cfgcleanup.c (try_forward_edges): Do not throw away previous steps when stopping because of a different locus on edge or insn. (try_optimize_cfg): Add comment. * cfgrtl.c (rtl_merge_blocks): Tweak log message. If the destination block is a forwarder block, propagate locus on the edge. (cfg_layout_merge_blocks): Likewise. From-SVN: r165789
2010-10-21basic-block.h (single_succ_edge): Use gcc_checking_assert.Nathan Froyd1-3/+1
* basic-block.h (single_succ_edge): Use gcc_checking_assert. (single_pred_edge, ei_container, ei_next, ei_prev): Likewise. * cfghooks.c (fixup_reorder_chain): Likewise. * cfgrtl.c (cfg_layout_merge_blocks): Likewise. * cgraph.c (cgraph_add_thunk): Likewise. (cgraph_create_edge_1): Likewise. (cgraph_create_virtual_clone): Likewise. * ddg.c (add_cross_iteration_register_deps): Likewise. * dwarf2out.c (modified_type_die): Likewise. * emit-rtl.c (set_mem_alias_set): Likewise. * ggc-zone.c (zone_allocate_marks): Likewise. * gimple-iterator.c (gsi_move_to_bb_end): Likewise. * gimple.c (iterative_hash_gimple_type): Likewise. * graphite-scop-detection.c (create_single_entry_edge): Likewise. (create_single_exit_edge): Likewise. * haifa-sched.c (choose_ready): Likewise. * lto-streamer-in.c (input_gimple_stmt): Likewise. * passes.c (execute_todo): Likewise. * sched-ebb.c (begin_schedule_ready): Likewise. * sel-sched.c (code_motion_process_successors): Likewise. * tree-call-cdce.c (gen_conditions_for_pow): Likewise. * tree-cfg-cleanup.c (tree_forwarder_block_p): Likewise. * tree-flow-inline.h (link_imm_use, move_use_after_head): Likewise. (phi_arg_index_from_use, phi_ssa_name_p): Likewise. * tree-into-ssa.c (insert_updated_phi_nodes_for): Likewise. * tree-ssa-coalesce.c (ssa_conflicts_test_p): Likewise. (ssa_conflicts_add): Likewise. * tree-ssa-copy.c (replace_exp): Likewise. * tree-ssa-dom.c (eliminate_redundant_computations): Likewise. * tree-ssa-forwprop.c (simple_gimple_switch): Likewise. * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise. * tree-ssa-pre.c (bitmap_value_insert_into_set): Likewise. (compute_antic): Likewise. * tree-ssa-ter.c (add_to_partition_kill_list): Likewise. (add_dependence): Likewise. (process_replaceable, kill_expr, find_replaceable_exprs): Likewise. * tree-vrp.c (supports_overflow_infinity): Likewise. (make_overflow_infinity, negative_overflow_infinity): Likewise. (avoid_overflow_infinity, register_new_assert_for): Likewise. (process_assert_insertions_for): Likewise. * var-tracking.c (dv_is_value_p, dv_as_decl, dv_from_decl): Likewise. (dv_from_value, variable_union, find_loc_in_1pdv): Likewise. (intersect_loc_chains, variable_merge_over_cur): Likewise. From-SVN: r165774
2010-10-21basic-block.h (find_fallthru_edge): Define.Nathan Froyd1-10/+2
* 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
2010-09-20re PR rtl-optimization/42775 (GCC fails to rebuild itself with ↵Eric Botcazou1-1/+4
STAGE1_CFLAGS=-O1) PR rtl-optimization/42775 * cfgrtl.c (rest_of_pass_free_cfg): Recompute notes if delay slot scheduling is enabled. From-SVN: r164458
2010-06-30toplev.h (_fatal_insn_not_found, [...]): Move declarations to rtl.h.Manuel López-Ibáñez1-2/+1
2010-06-30 Manuel López-Ibáñez <manu@gcc.gnu.org> * toplev.h (_fatal_insn_not_found, _fatal_insn): Move declarations to rtl.h. (error_for_asm, warning_for_asm): Move declarations to rtl-error.h. * rtl.h (_fatal_insn_not_found, _fatal_insn): Move declarations here. * rtl-error.h: New. * regrename.c: Do not include toplev.h. Include rtl-error.h. * rtl-error.c: Likewise. * reload.c: Likewise. * recog.c: Likewise. * sel-sched.c: Likewise. * function.c: Likewise. * reg-stack.c: Likewise. * cfgrtl.c: Likewise. * reload1.c: Likewise. * final.c: Include rtl-error. * Makefile.in: Adjust dependencies. From-SVN: r161617
2010-06-08utils.c (init_gnat_to_gnu): Use typed GC allocation.Laurynas Biveinis1-1/+1
gcc/ada: 2010-06-08 Laurynas Biveinis <laurynas.biveinis@gmail.com> * gcc-interface/utils.c (init_gnat_to_gnu): Use typed GC allocation. (init_dummy_type): Likewise. (gnat_pushlevel): Likewise. * gcc-interface/trans.c (Attribute_to_gnu): Likewise. (Subprogram_Body_to_gnu): Likewise. (Compilation_Unit_to_gnu): Likewise. (start_stmt_group): Likewise. (extract_encoding): Likewise. (decode_name): Likewise. * gcc-interface/misc.c (gnat_printable_name): Likewise. * gcc-interface/decl.c (annotate_value): Likewise. * gcc-interface/ada-tree.h (struct lang_type): Add variable_size GTY option. (struct lang_decl): Likewise. (SET_TYPE_LANG_SPECIFIC): Use typed GC allocation. (SET_DECL_LANG_SPECIFIC): Likewise. gcc/c-family: 2010-06-08 Laurynas Biveinis <laurynas.biveinis@gmail.com> * c-pragma.c (push_alignment): Use typed GC allocation. (handle_pragma_push_options): Likewise. * c-common.c (parse_optimize_options): Likewise. * c-common.h (struct sorted_fields_type): Add variable_size GTY option. gcc/cp: 2010-06-08 Laurynas Biveinis <laurynas.biveinis@gmail.com> * typeck2.c (abstract_virtuals_error): Likewise. * pt.c (maybe_process_partial_specialization): Likewise. (register_specialization): Likewise. (add_pending_template): Likewise. (lookup_template_class): Likewise. (push_tinst_level): Likewise. * parser.c (cp_lexer_new_main): Likewise. (cp_lexer_new_from_tokens): Likewise. (cp_token_cache_new): Likewise. (cp_parser_context_new): Likewise. (cp_parser_new): Likewise. (cp_parser_nested_name_specifier_opt): Likewise. (cp_parser_template_id): Likewise. * name-lookup.c (binding_entry_make): Likewise. (binding_table_construct): Likewise. (binding_table_new): Likewise. (cxx_binding_make): Likewise. (pushdecl_maybe_friend): Likewise. (begin_scope): Likewise. (push_to_top_level): Likewise. * lex.c (init_reswords): Likewise. (retrofit_lang_decl): Likewise. (cxx_dup_lang_specific_decl): Likewise. (copy_lang_type): Likewise. (cxx_make_type): Likewise. * decl.c (make_label_decl): Likewise. (check_goto): Likewise. (start_preparsed_function): Likewise. (save_function_data): Likewise. * cp-tree.h (TYPE_SET_PTRMEMFUNC_TYPE): Likewise. * cp-objcp-common.c (decl_shadowed_for_var_insert): Likewise. * class.c (finish_struct_1): Likewise. * cp-tree.h (struct lang_type): Add variable_size GTY option. (struct lang_decl): Likewise. * parser.c (cp_parser_new): Update comment to not reference ggc_alloc. gcc/fortran: 2010-06-08 Laurynas Biveinis <laurynas.biveinis@gmail.com> * trans-types.c (gfc_get_nodesc_array_type): Use typed GC allocation. (gfc_get_array_type_bounds): Likewise. * trans-decl.c (gfc_allocate_lang_decl): Likewise. (gfc_find_module): Likewise. * f95-lang.c (pushlevel): Likewise. * trans.h (struct lang_type): Add variable_size GTY option. (struct lang_decl): Likewise. gcc/java: 2010-06-08 Laurynas Biveinis <laurynas.biveinis@gmail.com> * jcf-reader.c (jcf_parse_constant_pool): Use typed GC allocation. * jcf-parse.c (java_parse_file): Likewise. (process_zip_dir): Likewise. * java-tree.h (MAYBE_CREATE_VAR_LANG_DECL_SPECIFIC): Likewise. (MAYBE_CREATE_TYPE_TYPE_LANG_SPECIFIC): Likewise. * expr.c (add_type_assertion): Likewise. * decl.c (make_binding_level): Likewise. (java_dup_lang_specific_decl): Likewise. * constants.c (set_constant_entry): Likewise. (cpool_for_class): Likewise. * class.c (add_method_1): Likewise. (java_treetreehash_new): Likewise. * java-tree.h (struct lang_type): Add variable_size GTY option. (struct lang_decl): Likewise. * jch.h (struct cpool_entry): Likewise. * java-tree.h (java_treetreehash_create): Remove parameter ggc. * except.c (prepare_eh_table_type): Update java_treetreehash_create call. * class.c (add_method_1): Update java_treetreehash_create call. (java_treetreehash_create): Remove parameter gc. Use htab_create_ggc. gcc/lto: 2010-06-08 Laurynas Biveinis <laurynas.biveinis@gmail.com> * lto.c (lto_read_in_decl_state): Use typed GC allocation. (lto_file_read): Likewise. (new_partition): Likewise. (read_cgraph_and_symbols): Likewise. gcc/objc: 2010-06-08 Laurynas Biveinis <laurynas.biveinis@gmail.com> * objc-act.h (ALLOC_OBJC_TYPE_LANG_SPECIFIC): Use typed GC allocation. * objc-act.c (objc_volatilize_decl): Likewise. (objc_build_string_object): Likewise. (hash_init): Likewise. (hash_enter): Likewise. (hash_add_attr): Likewise. (add_class): Likewise. (start_class): Likewise. gcc/objcp: 2010-06-08 Laurynas Biveinis <laurynas.biveinis@gmail.com> * objcp-decl.h (ALLOC_OBJC_TYPE_LANG_SPECIFIC): Use typed GC allocation. gcc: 2010-06-08 Laurynas Biveinis <laurynas.biveinis@gmail.com> * doc/tm.texi (Per-Function Data): Do not reference ggc_alloc. * doc/gty.texi (GTY Options): Document typed GC allocation and variable_size GTY option. * ggc-internal.h: New. * ggc.h: Update copyright year. (digit_string): Move to stringpool.c. (ggc_mark_stringpool, ggc_purge_stringpool, ggc_mark_roots) (gt_pch_save_stringpool, gt_pch_fixup_stringpool) (gt_pach_restore_stringpool, gt_pch_p_S, gt_pch_note_object) (init_ggc_pch, ggc_pch_count_object, ggc_pch_total_size) (ggc_pch_this_base, ggc_pch_alloc_object, ggc_pch_prepare_write) (ggc_pch_write_object, ggc_pch_finish, ggc_pch_read) (ggc_force_collect, ggc_get_size, ggc_statistics) (ggc_print_common_statistics): Move to ggc-internal.h. (digit_vector, new_ggc_zone, destroy_ggc_zone, ggc_alloc_stat) (ggc_alloc, ggc_alloc_cleared, ggc_realloc, ggc_calloc, GGC_NEW) (GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR, ggc_alloc_rtvec) (ggc_alloc_tree, gt_pch_save, ggc_min_expand_heuristic) (ggc_min_heapsize_heuristic, ggc_alloc_zone) (ggc_alloc_zone_pass_stat): Remove. (ggc_internal_alloc_stat, ggc_internal_alloc) (ggc_internal_cleared_alloc_stat): New. (GGC_RESIZEVEC, GGC_RESIZEVAR): Redefine. (ggc_internal_vec_alloc_stat) (ggc_internal_cleared_vec_alloc_stat) (ggc_internal_vec_alloc_stat, ggc_internal_cleared_vec_alloc) (ggc_alloc_atomic_stat, ggc_alloc_atomic) (ggc_alloc_cleared_atomic, ggc_cleared_alloc_htab_ignore_args) (ggc_cleared_alloc_ptr_array_two_args): New. (htab_create_ggc, splay_tree_new_ggc): Redefine. (ggc_splay_alloc): Change the type of the first argument to enum gt_types_enum. (ggc_alloc_string): Make macro. (ggc_alloc_string_stat): New. (ggc_strdup): Redefine. (rtl_zone, tree_zone, tree_id_zone): Declare unconditionally. (ggc_alloc_rtvec_sized): New. (ggc_alloc_zone_stat): Rename to ggc_internal_alloc_zone_stat. (ggc_internal_alloc_zone_pass_stat, ggc_internal_alloc_zone_stat) (ggc_internal_cleared_alloc_zone_stat) (ggc_internal_zone_alloc_stat) (ggc_internal_zone_cleared_alloc_stat) (ggc_internal_zone_vec_alloc_stat) (ggc_alloc_zone_rtx_def_stat) (ggc_alloc_zone_tree_node_stat) (ggc_alloc_zone_cleared_tree_node_stat) (ggc_alloc_cleared_gimple_statement_d_stat): New. * ggc-common.c: Include ggc-internal.h. (ggc_internal_cleared_alloc_stat): Rename from ggc_alloc_cleared_stat. (ggc_realloc_stat): Use ggc_internal_alloc_stat. (ggc_calloc): Remove. (ggc_cleared_alloc_htab_ignore_args): New. (ggc_cleared_alloc_ptr_array_two_args): New. (ggc_splay_alloc): Add obj_type parameter. (init_ggc_heuristics): Formatting fixes. * ggc-none.c: Update copyright year. (ggc_alloc_stat): Rename to ggc_alloc_stat. (ggc_alloc_cleared_stat): Rename to ggc_internal_cleared_alloc_stat. (struct alloc_zone, rtl_zone, tree_zone, tree_id_zone): New. * ggc-page.c: Update copyright year. Include ggc-internal.h. Remove references to ggc_alloc in comments. (ggc_alloc_typed_stat): Call ggc_internal_alloc_stat. (ggc_alloc_stat): Rename to ggc_internal_alloc_stat. (new_ggc_zone, destroy_ggc_zone): Remove. (struct alloc_zone, rtl_zone, tree_zone, tree_id_zone): New. * ggc-zone.c: Include ggc-internal.h. Remove references to ggc_alloc in comments. (ggc_alloc_zone_stat): ggc_internal_alloc_zone_stat. (ggc_internal_alloc_zone_pass_stat): New. (ggc_internal_cleared_alloc_zone_stat): New. (ggc_alloc_typed_stat): Use ggc_internal_alloc_zone_pass_stat. (ggc_alloc_stat): Rename ggc_internal_alloc_stat. (new_ggc_zone, destroy_ggc_zone): Remove. * stringpool.c: Update copyright year. Include ggc-internal.h (digit_vector): Make static. (digit_string): Moved from ggc.h. (stringpool_ggc_alloc): Use ggc_alloc_atomic. (ggc_alloc_string): Rename to ggc_alloc_string_stat. * Makefile.in (GGC_INTERNAL_H): New. (ggc_common.o, ggc-page.o, ggc-zone.o, stringpool.o): Add $(GGC_INTERNAL_H) to dependencies. * gentype.c: Update copyright year. (walk_type): Accept variable_size GTY option. (USED_BY_TYPED_GC_P): New macro. (write_enum_defn): Use USED_BY_TYPED_GC_P. Do not output whitespace at the end of strings. (get_type_specifier, variable_size_p): New functions. (alloc_quantity, alloc_zone): New enums. (write_typed_alloc_def): New function. (write_typed_struct_alloc_def): Likewise. (write_typed_typed_typedef_alloc_def): Likewise. (write_typed_alloc_defns): Likewise. (output_typename, write_splay_tree_allocator_def): Likewise. (write_splay_tree_allocators): Likewise. (main): Call write_typed_alloc_defns and write_splay_tree_allocators. * lto-streamer.h (lto_file_decl_data_ptr): New. * passes.c (order): Define using cgraph_node_ptr. * strinpool.c (struct string_pool_data): Declare nested_ptr using ht_identifier_ptr. * gimple.h (union gimple_statement_d): Likewise. * rtl.h (struct rtx_def): Likewise. (struct rtvec_def): Likewise. * tree.h (union tree_node): Likewise. * tree-ssa-operands.h (struct ssa_operand_memory_d): Likewise. * cfgloop.c (record_loop_exits): Use htab_create_ggc. * tree-scalar-evolution.c (scev_initialize): Likewise. * alias.c (record_alias_subset): Update splay_tree_new_ggc call. * dwarf2asm.c (dw2_force_const_mem): Likewise. * omp-low.c (lower_omp_critical): Likewise. * bitmap.h (struct bitmap_head_def): Update comment to not reference ggc_alloc. * config/pa/pa.c (get_deferred_label): Use GGC_RESIZEVEC. * ira.c (fix_reg_equiv_init): Use GGC_RESIZEVEC. * ipa-prop.c (duplicate_ggc_array): Rename to duplicate_ipa_jump_func_array. Use typed GC allocation. (ipa_edge_duplication_hook): Call duplicate_ipa_jump_func_array. * gimple.c (gimple_alloc_stat): Use ggc_alloc_cleared_gimple_statement_d_stat. * varasm.c (create_block_symbol): Use ggc_alloc_zone_rtx_def. * tree.c (make_node_stat): Use ggc_alloc_zone_cleared_tree_node_stat. (make_tree_vec_stat): Likewise. (build_vl_exp_stat): Likewise. (copy_node_stat): Use ggc_alloc_zone_tree_node_stat. (make_tree_binfo_stat): Likewise. (tree_cons_stat): Likewise. * rtl.c (rtx_alloc_stat): Use ggc_alloc_zone_rtx_def_stat. (shallow_copy_rtx_stat): Likewise. (make_node_stat): Likewise. * lto-symtab.c: Fix comment. * tree-cfg.c (create_bb): Update comment to not reference ggc_alloc_cleared. * tree-ssa-structalias.c (struct heapvar_for_stmt): Fix param_is value. * varpool.c (varpool_node): Use typed GC allocation. (varpool_extra_name_alias): Likewise. * varasm.c (emutls_decl): Likewise. (get_unnamed_section): Likewise. (get_noswitch_section): Likewise. (get_section): Likewise. (get_block_for_section): Likewise. (build_constant_desc): Likewise. (create_constant_pool): Likewise. (force_const_mem): Likewise. * tree.c (build_vl_exp_stat): Likewise. (build_real): Likewise. (build_string): Likewise. (decl_debug_expr_insert): Likewise. (decl_value_expr_insert): Likewise. (type_hash_add): Likewise. (build_omp_clause): Likewise. * tree-ssanames.c (duplicate_ssa_name_ptr_info): Likewise. * tree-ssa.c (init_tree_ssa): Likewise. * tree-ssa-structalias.c (heapvar_insert): Likewise. * tree-ssa-operands.c (ssa_operand_alloc): Likewise. * tree-ssa-loop-niter.c (record_estimate): Likewise. * tree-ssa-alias.c (get_ptr_info): Likewise. * tree-scalar-evolution.c (new_scev_info_str): Likewise. * tree-phinodes.c (allocate_phi_node): Likewise. * tree-iterator.c (tsi_link_before): Likewise. (tsi_link_after): Likewise. * tree-eh.c (add_stmt_to_eh_lp_fn): Likewise. * tree-dfa.c (create_var_ann): Likewise. * tree-cfg.c (create_bb): Likewise. * toplev.c (alloc_for_identifier_to_locale): Likewise. (general_init): Likewise. * stringpool.c (stringpool_ggc_alloc): Likewise. (gt_pch_save_stringpool): Likewise. * sese.c (if_region_set_false_region): Likewise. * passes.c (do_per_function_toporder): Likewise. * optabs.c (set_optab_libfunc): Likewise. (set_conv_libfunc): Likewise. * lto-symtab.c (lto_symtab_register_decl): Likewise. * lto-streamer-in.c (lto_input_eh_catch_list): Likewise. (input_eh_region): Likewise. (input_eh_lp): Likewise. (make_new_block): Likewise. (unpack_ts_real_cst_value_fields): Likewise. * lto-section-in.c (lto_new_in_decl_state): Likewise. * lto-cgraph.c (input_node_opt_summary): Likewise. * loop-init.c (loop_optimizer_init): Likewise. * lambda.h (lambda_vector_new): Likewise. * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise. * ira.c (update_equiv_regs): Likewise. * ipa.c (cgraph_node_set_new): Likewise. (cgraph_node_set_add): Likewise. (varpool_node_set_new): Likewise. (varpool_node_set_add): Likewise. * ipa-prop.c (ipa_compute_jump_functions_for_edge): Likewise. (duplicate_ipa_jump_func_array): Likewise. (ipa_read_node_info): Likewise. * ipa-cp.c (ipcp_create_replace_map): Likewise. * integrate.c (get_hard_reg_initial_val): Likewise. * gimple.c (gimple_alloc_stat): Likewise. (gimple_build_omp_for): Likewise. (gimple_seq_alloc): Likewise. (gimple_copy): Likewise. * gimple-iterator.c (gsi_insert_before_without_update): Likewise. (gsi_insert_after_without_update): Likewise. * function.c (add_frame_space): Likewise. (insert_temp_slot_address): Likewise. (assign_stack_temp_for_type): Likewise. (allocate_struct_function): Likewise. (types_used_by_var_decl_insert): Likewise. * except.c (init_eh_for_function): Likewise. (gen_eh_region): Likewise. (gen_eh_region_catch): Likewise. (gen_eh_landing_pad): Likewise. (add_call_site): Likewise. * emit-rtl.c (get_mem_attrs): Likewise. (get_reg_attrs): Likewise. (start_sequence): Likewise. (init_emit): Likewise. * dwarf2out.c (new_cfi): Likewise. (queue_reg_save): Likewise. (dwarf2out_frame_init): Likewise. (new_loc_descr): Likewise. (find_AT_string): Likewise. (new_die): Likewise. (add_var_loc_to_decl): Likewise. (clone_die): Likewise. (clone_as_declaration): Likewise. (break_out_comdat_types): Likewise. (new_loc_list): Likewise. (loc_descriptor): Likewise. (add_loc_descr_to_each): Likewise. (add_const_value_attribute): Likewise. (tree_add_const_value_attribute): Likewise. (add_comp_dir_attribute): Likewise. (add_name_and_src_coords_attributes): Likewise. (lookup_filename): Likewise. (store_vcall_insn): Likewise. (dwarf2out_init): Likewise. * dbxout.c (dbxout_init): Likewise. * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise. * config/sparc/sparc.c (sparc_init_machine_status): Likewise. * config/score/score7.c (score7_output_external): Likewise. * config/score/score3.c (score3_output_external): Likewise. * config/s390/s390.c (s390_init_machine_status): Likewise. * config/rs6000/rs6000.c (builtin_function_type): Likewise. (rs6000_init_machine_status): Likewise. (output_toc): Likewise. * config/pa/pa.c (pa_init_machine_status): Likewise. (get_deferred_plabel): Likewise. * config/moxie/moxie.c (moxie_init_machine_status): Likewise. * config/mmix/mmix.c (mmix_init_machine_status): Likewise. * config/mips/mips.c (mflip_mips16_use_mips16_p): Likewise. * config/mep/mep.c (mep_init_machine_status): Likewise. (mep_note_pragma_flag): Likewise. * config/m32c/m32c.c (m32c_init_machine_status): Likewise. * config/iq2000/iq2000.c (iq2000_init_machine_status): Likewise. * config/ia64/ia64.c (ia64_init_machine_status): Likewise. * config/i386/winnt.c (i386_pe_record_external_function): Likewise. (i386_pe_maybe_record_exported_symbol): Likewise. * config/i386/i386.c (get_dllimport_decl): Likewise. (ix86_init_machine_status): Likewise. (assign_386_stack_local): Likewise. * config/frv/frv.c (frv_init_machine_status): Likewise. * config/darwin.c (machopic_indirection_name): Likewise. * config/cris/cris.c (cris_init_machine_status): Likewise. * config/bfin/bfin.c (bfin_init_machine_status): Likewise. * config/avr/avr.c (avr_init_machine_status): Likewise. * config/arm/arm.c (arm_init_machine_status): Likewise. * config/alpha/alpha.c (alpha_init_machine_status): Likewise. (alpha_need_linkage): Likewise. (alpha_use_linkage): Likewise. * cgraph.c (cgraph_allocate_node): Likewise. (cgraph_create_edge_1): Likewise. (cgraph_create_indirect_edge): Likewise. (cgraph_add_asm_node): Likewise. * cfgrtl.c (init_rtl_bb_info): Likewise. * cfgloop.c (alloc_loop): Likewise. (rescan_loop_exit): Likewise. * cfg.c (init_flow): Likewise. (alloc_block): Likewise. (unchecked_make_edge): Likewise. * c-parser.c (c_parse_init): Likewise. (c_parse_file): Likewise. * c-decl.c (bind): Likewise. (record_inline_static): Likewise. (push_scope): Likewise. (make_label): Likewise. (lookup_label_for_goto): Likewise. (finish_struct): Likewise. (finish_enum): Likewise. (c_push_function_context): Likewise. * bitmap.c (bitmap_element_allocate): Likewise. (bitmap_gc_alloc_stat): Likewise. * alias.c (record_alias_subset): Likewise. (init_alias_analysis): Likewise. include: 2010-06-08 Laurynas Biveinis <laurynas.biveinis@gmail.com> * splay-tree.h: Update copyright years. (splay_tree_s): Document fields. (splay_tree_new_typed_alloc): New. * hashtab.h: Update copyright years. (htab_create_typed_alloc): New. libcpp: 2010-06-08 Laurynas Biveinis <laurynas.biveinis@gmail.com> * include/symtab.h (ht_identifier_ptr): New. libiberty: 2010-06-08 Laurynas Biveinis <laurynas.biveinis@gmail.com> * splay-tree.c: Update copyright years. (splay_tree_new_typed_alloc): New. (splay_tree_new_with_allocator): Use it. * hashtab.c: Update copyright years. (htab_create_typed_alloc): New. (htab_create_alloc): Use it. * functions.texi: Regenerate. From-SVN: r160425
2010-05-11re PR middle-end/44071 (ICE with asm goto and __builtin_unreachable())Jakub Jelinek1-1/+19
PR middle-end/44071 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have no fallthru edge. * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode optimizing away empty bb with no successors, move over its footer chain to fallthru predecessor. * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND. (rtl_split_edge): For asm goto call patch_jump_insn even if splitting fallthru edge. * c-c++-common/asmgoto-4.c: New test. * gcc.target/i386/pr44071.c: New test. From-SVN: r159288
2010-05-03tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.Steven Bosscher1-4/+4
* 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
2010-02-19re PR middle-end/42233 (c++ builtin_expect code generation regression)Jakub Jelinek1-2/+2
PR middle-end/42233 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump, do_jump_1, do_compare_rtx_and_jump): Add PROB argument. * dojump.c: Include output.h. (inv): New inline function. (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump, do_jump_by_parts_greater_rtx, do_jump_by_parts_greater, do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx, do_jump_by_parts_equality, do_compare_and_jump): Add PROB argument, pass it down to other calls. (do_compare_rtx_and_jump): Likewise. If PROB is not -1, add REG_BR_PROB note to the conditional jump. * cfgexpand.c (add_reg_br_prob_note): Removed. (expand_gimple_cond): Don't call it, add the probability as last argument to jumpif_1/jumpifnot_1. * Makefile.in (dojump.o): Depend on output.h. * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump callers. * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise. * stmt.c (do_jump_if_equal): Likewise. * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise. * loop-unswitch.c (compare_and_jump_seq): Likewise. * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init): Likewise. * optabs.c (expand_doubleword_shift, expand_abs): Likewise. * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and jumpifnot_1 callers. (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump callers. (store_expr): Adjust jumpifnot caller. (store_constructor): Adjust jumpif caller. From-SVN: r156889
2009-11-25Remove trailing white spaces.H.J. Lu1-4/+4
2009-11-25 H.J. Lu <hongjiu.lu@intel.com> * alias.c: Remove trailing white spaces. * alloc-pool.c: Likewise. * alloc-pool.h: Likewise. * attribs.c: Likewise. * auto-inc-dec.c: Likewise. * basic-block.h: Likewise. * bb-reorder.c: Likewise. * bt-load.c: Likewise. * builtins.c: Likewise. * builtins.def: Likewise. * c-common.c: Likewise. * c-common.h: Likewise. * c-cppbuiltin.c: Likewise. * c-decl.c: Likewise. * c-format.c: Likewise. * c-lex.c: Likewise. * c-omp.c: Likewise. * c-opts.c: Likewise. * c-parser.c: Likewise. * c-pretty-print.c: Likewise. * c-tree.h: Likewise. * c-typeck.c: Likewise. * caller-save.c: Likewise. * calls.c: Likewise. * cfg.c: Likewise. * cfganal.c: Likewise. * cfgexpand.c: Likewise. * cfghooks.c: Likewise. * cfghooks.h: Likewise. * cfglayout.c: Likewise. * cfgloop.c: Likewise. * cfgloop.h: Likewise. * cfgloopmanip.c: Likewise. * cfgrtl.c: Likewise. * cgraph.c: Likewise. * cgraph.h: Likewise. * cgraphbuild.c: Likewise. * cgraphunit.c: Likewise. * cif-code.def: Likewise. * collect2.c: Likewise. * combine.c: Likewise. * convert.c: Likewise. * coverage.c: Likewise. * crtstuff.c: Likewise. * cse.c: Likewise. * cselib.c: Likewise. * dbgcnt.c: Likewise. * dbgcnt.def: Likewise. * dbgcnt.h: Likewise. * dbxout.c: Likewise. * dce.c: Likewise. * ddg.c: Likewise. * ddg.h: Likewise. * defaults.h: Likewise. * df-byte-scan.c: Likewise. * df-core.c: Likewise. * df-problems.c: Likewise. * df-scan.c: Likewise. * df.h: Likewise. * dfp.c: Likewise. * diagnostic.c: Likewise. * diagnostic.h: Likewise. * dominance.c: Likewise. * domwalk.c: Likewise. * double-int.c: Likewise. * double-int.h: Likewise. * dse.c: Likewise. * dwarf2asm.c: Likewise. * dwarf2asm.h: Likewise. * dwarf2out.c: Likewise. * ebitmap.c: Likewise. * ebitmap.h: Likewise. * emit-rtl.c: Likewise. * et-forest.c: Likewise. * except.c: Likewise. * except.h: Likewise. * expmed.c: Likewise. * expr.c: Likewise. * expr.h: Likewise. * final.c: Likewise. * flags.h: Likewise. * fold-const.c: Likewise. * function.c: Likewise. * function.h: Likewise. * fwprop.c: Likewise. * gcc.c: Likewise. * gcov-dump.c: Likewise. * gcov-io.c: Likewise. * gcov-io.h: Likewise. * gcov.c: Likewise. * gcse.c: Likewise. * genattr.c: Likewise. * genattrtab.c: Likewise. * genautomata.c: Likewise. * genchecksum.c: Likewise. * genconfig.c: Likewise. * genflags.c: Likewise. * gengtype-parse.c: Likewise. * gengtype.c: Likewise. * gengtype.h: Likewise. * genmddeps.c: Likewise. * genmodes.c: Likewise. * genopinit.c: Likewise. * genpreds.c: Likewise. * gensupport.c: Likewise. * ggc-common.c: Likewise. * ggc-page.c: Likewise. * ggc-zone.c: Likewise. * ggc.h: Likewise. * gimple-iterator.c: Likewise. * gimple-low.c: Likewise. * gimple-pretty-print.c: Likewise. * gimple.c: Likewise. * gimple.def: Likewise. * gimple.h: Likewise. * gimplify.c: Likewise. * graphds.c: Likewise. * graphite-clast-to-gimple.c: Likewise. * gthr-nks.h: Likewise. * gthr-posix.c: Likewise. * gthr-posix.h: Likewise. * gthr-posix95.h: Likewise. * gthr-single.h: Likewise. * gthr-tpf.h: Likewise. * gthr-vxworks.h: Likewise. * gthr.h: Likewise. * haifa-sched.c: Likewise. * hard-reg-set.h: Likewise. * hooks.c: Likewise. * hooks.h: Likewise. * hosthooks.h: Likewise. * hwint.h: Likewise. * ifcvt.c: Likewise. * incpath.c: Likewise. * init-regs.c: Likewise. * integrate.c: Likewise. * ipa-cp.c: Likewise. * ipa-inline.c: Likewise. * ipa-prop.c: Likewise. * ipa-pure-const.c: Likewise. * ipa-reference.c: Likewise. * ipa-struct-reorg.c: Likewise. * ipa-struct-reorg.h: Likewise. * ipa-type-escape.c: Likewise. * ipa-type-escape.h: Likewise. * ipa-utils.c: Likewise. * ipa-utils.h: Likewise. * ipa.c: Likewise. * ira-build.c: Likewise. * ira-color.c: Likewise. * ira-conflicts.c: Likewise. * ira-costs.c: Likewise. * ira-emit.c: Likewise. * ira-int.h: Likewise. * ira-lives.c: Likewise. * ira.c: Likewise. * jump.c: Likewise. * lambda-code.c: Likewise. * lambda-mat.c: Likewise. * lambda-trans.c: Likewise. * lambda.h: Likewise. * langhooks.c: Likewise. * lcm.c: Likewise. * libgcov.c: Likewise. * lists.c: Likewise. * loop-doloop.c: Likewise. * loop-init.c: Likewise. * loop-invariant.c: Likewise. * loop-iv.c: Likewise. * loop-unroll.c: Likewise. * lower-subreg.c: Likewise. * lto-cgraph.c: Likewise. * lto-compress.c: Likewise. * lto-opts.c: Likewise. * lto-section-in.c: Likewise. * lto-section-out.c: Likewise. * lto-streamer-in.c: Likewise. * lto-streamer-out.c: Likewise. * lto-streamer.c: Likewise. * lto-streamer.h: Likewise. * lto-symtab.c: Likewise. * lto-wpa-fixup.c: Likewise. * matrix-reorg.c: Likewise. * mcf.c: Likewise. * mode-switching.c: Likewise. * modulo-sched.c: Likewise. * omega.c: Likewise. * omega.h: Likewise. * omp-low.c: Likewise. * optabs.c: Likewise. * optabs.h: Likewise. * opts-common.c: Likewise. * opts.c: Likewise. * params.def: Likewise. * params.h: Likewise. * passes.c: Likewise. * plugin.c: Likewise. * postreload-gcse.c: Likewise. * postreload.c: Likewise. * predict.c: Likewise. * predict.def: Likewise. * pretty-print.c: Likewise. * pretty-print.h: Likewise. * print-rtl.c: Likewise. * print-tree.c: Likewise. * profile.c: Likewise. * read-rtl.c: Likewise. * real.c: Likewise. * recog.c: Likewise. * reg-stack.c: Likewise. * regcprop.c: Likewise. * reginfo.c: Likewise. * regmove.c: Likewise. * regrename.c: Likewise. * regs.h: Likewise. * regstat.c: Likewise. * reload.c: Likewise. * reload1.c: Likewise. * resource.c: Likewise. * rtl.c: Likewise. * rtl.def: Likewise. * rtl.h: Likewise. * rtlanal.c: Likewise. * sbitmap.c: Likewise. * sched-deps.c: Likewise. * sched-ebb.c: Likewise. * sched-int.h: Likewise. * sched-rgn.c: Likewise. * sched-vis.c: Likewise. * sdbout.c: Likewise. * sel-sched-dump.c: Likewise. * sel-sched-dump.h: Likewise. * sel-sched-ir.c: Likewise. * sel-sched-ir.h: Likewise. * sel-sched.c: Likewise. * sel-sched.h: Likewise. * sese.c: Likewise. * sese.h: Likewise. * simplify-rtx.c: Likewise. * stack-ptr-mod.c: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * store-motion.c: Likewise. * stringpool.c: Likewise. * stub-objc.c: Likewise. * sync-builtins.def: Likewise. * target-def.h: Likewise. * target.h: Likewise. * targhooks.c: Likewise. * targhooks.h: Likewise. * timevar.c: Likewise. * tlink.c: Likewise. * toplev.c: Likewise. * toplev.h: Likewise. * tracer.c: Likewise. * tree-affine.c: Likewise. * tree-affine.h: Likewise. * tree-browser.def: Likewise. * tree-call-cdce.c: Likewise. * tree-cfg.c: Likewise. * tree-cfgcleanup.c: Likewise. * tree-chrec.c: Likewise. * tree-chrec.h: Likewise. * tree-complex.c: Likewise. * tree-data-ref.c: Likewise. * tree-data-ref.h: Likewise. * tree-dfa.c: Likewise. * tree-dump.c: Likewise. * tree-dump.h: Likewise. * tree-eh.c: Likewise. * tree-flow-inline.h: Likewise. * tree-flow.h: Likewise. * tree-if-conv.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-nested.c: Likewise. * tree-nomudflap.c: Likewise. * tree-nrv.c: Likewise. * tree-object-size.c: Likewise. * tree-optimize.c: Likewise. * tree-outof-ssa.c: Likewise. * tree-parloops.c: Likewise. * tree-pass.h: Likewise. * tree-phinodes.c: Likewise. * tree-predcom.c: Likewise. * tree-pretty-print.c: Likewise. * tree-profile.c: Likewise. * tree-scalar-evolution.c: Likewise. * tree-ssa-address.c: Likewise. * tree-ssa-alias.c: Likewise. * tree-ssa-ccp.c: Likewise. * tree-ssa-coalesce.c: Likewise. * tree-ssa-copy.c: Likewise. * tree-ssa-copyrename.c: Likewise. * tree-ssa-dce.c: Likewise. * tree-ssa-dom.c: Likewise. * tree-ssa-dse.c: Likewise. * tree-ssa-forwprop.c: Likewise. * tree-ssa-ifcombine.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-live.h: Likewise. * tree-ssa-loop-ch.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-loop-unswitch.c: Likewise. * tree-ssa-loop.c: Likewise. * tree-ssa-math-opts.c: Likewise. * tree-ssa-operands.c: Likewise. * tree-ssa-operands.h: Likewise. * tree-ssa-phiopt.c: Likewise. * tree-ssa-phiprop.c: Likewise. * tree-ssa-pre.c: Likewise. * tree-ssa-propagate.c: Likewise. * tree-ssa-reassoc.c: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-sink.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-ssa-ter.c: Likewise. * tree-ssa-threadedge.c: Likewise. * tree-ssa-threadupdate.c: Likewise. * tree-ssa-uncprop.c: Likewise. * tree-ssa.c: Likewise. * tree-ssanames.c: Likewise. * tree-switch-conversion.c: Likewise. * tree-tailcall.c: Likewise. * tree-vect-data-refs.c: Likewise. * tree-vect-generic.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-vectorizer.c: Likewise. * tree-vectorizer.h: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. * tree.def: Likewise. * tree.h: Likewise. * treestruct.def: Likewise. * unwind-compat.c: Likewise. * unwind-dw2-fde-glibc.c: Likewise. * unwind-dw2.c: Likewise. * value-prof.c: Likewise. * value-prof.h: Likewise. * var-tracking.c: Likewise. * varasm.c: Likewise. * varpool.c: Likewise. * vec.c: Likewise. * vec.h: Likewise. * vmsdbgout.c: Likewise. * web.c: Likewise. * xcoffout.c: Likewise. From-SVN: r154645
2009-11-24dwarf2out.c (add_location_or_const_value_attribute): Remove useless ↵Paolo Carlini1-14/+5
NOTE_VAR_LOCATION_STATUS call. 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com> * dwarf2out.c (add_location_or_const_value_attribute): Remove useless NOTE_VAR_LOCATION_STATUS call. * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy. From-SVN: r154501
2009-11-24cfgrtl.c (commit_one_edge_insertion): Remove set but not used local variable ↵David Binderman1-6/+2
bb_note. 2009-11-24 David Binderman <dcb314@hotmail.com> * cfgrtl.c (commit_one_edge_insertion): Remove set but not used local variable bb_note. * dominance.c (get_dominated_by): Likewise local var n. (output_file_names): Likewise local var idx. (add_location_or_const_value_attribute): Likewise local var status. * dwarf2out.c (gen_variable_die): Likewise local var field. * emit-rtl.c (no_line_numbers): Remove. (init_emit_once): Remove line_numbers parameter. * rtl.h (init_emit_once): Adjust prototype. * toplev.c (backend_init): Adjust init_emit_once call. From-SVN: r154496
2009-11-08cfgrtl.c (pass_free_cfg): Add pass name.Zbigniew Chamski1-1/+1
* cfgrtl.c (pass_free_cfg): Add pass name. * cgraphbuild.c (pass_build_cgraph_edges): Likewise. (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise. * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name. * df-core.c (pass_df_initialize_no_opt): Likewise. * except.c (pass_rtl_eh): Likewise. * function.c (pass_init_function, pass_leaf_regs): Likewise. * gcse.c (pass_rtl_pre): Change pass name. * passes.c (pass_postreload): Add pass name. (make_pass_instance): Don't use duplicate-tracking logic for names starting with '*'. (next_pass_1): Assert that pass has a name. (register_one_dump_file): If there is an space in the name, skip past it. * predict.c (pass_strip_predict_hints): Add pass name. * reg-stack.c (pass_stack_regs): Likewise. * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise. * tree-cfg.c (pass_warn_function_return, pass_warn_function_noreturn): Add pass name. * tree-dfa.c (pass_referenced_vars): Likewise. * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Fix whitespace before comment. (pass_fixup_cfg): Add pass name, fix whitespace before comment. (pass_init_datastructures): Add pass name. * tree-ssa-loop.c (pass_record_bounds): Likewise. * tree-ssa.c (pass_early_warn_uninitialized, pass_late_warn_uninitialized): Likewise. * tree.c (pass_ipa_free_lang_data): Likewise. * doc/passes.texi (pass manager): Document how to disambiguate pass names. Co-Authored-By: Joern Rennecke <amylaar@spamcop.net> From-SVN: r154013
2009-09-14builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.Richard Henderson1-0/+39
* builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec. * cfgbuild.c (make_edges): Handle asm goto. * cfglayout.c (fixup_reorder_chain): Likewise. * cfgrtl.c (patch_jump_insn): Likewise. * gimple-pretty-print.c (dump_gimple_asm): Likewise. * gimple.c (gimple_build_asm_1): Add and use nlabels parameter. (gimple_build_asm_vec): Add and use labels parameter. (gimple_build_asm): Remove. (walk_gimple_asm): Walk labels too. * gimple.def (GIMPLE_ASM): Update docs. * gimple.h: Update decls. (struct gimple_statement_asm): Change nc to use unsigned char; add nl member. (gimple_asm_nlabels): New. (gimple_asm_label_op, gimple_asm_set_label_op): New. * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR into gimple_build_asm_vec. * jump.c (mark_jump_label_asm): New. (mark_jump_label): Use it. (redirect_jump_1): Handle asm goto. (invert_jump_1): Soft fail if X is null. * recog.c (extract_asm_operands): New. (asm_noperands): Use it; handle asm labels. (decode_asm_operands): Use extract_asm_operands. (asm_operand_ok): Properly handle empty string. * reg-stack.c (get_asm_operands_in_out): Rename from get_asm_operand_n_inputs; use extract_asm_operands; return both inputs and outputs by reference; update all callers. * rtl.def (ASM_OPERANDS): Add label vector as operand 6. * rtl.h (ASM_OPERANDS_LABEL_VEC): New. (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New. (ASM_OPERANDS_SOURCE_LOCATION): Renumber. (extract_asm_operands): Declare. * stmt.c (expand_asm_operands): Add and use labels parameter. (check_unique_operand_names): Likewise. (resolve_asm_operand_names, resolve_operand_name_1): Likewise. (expand_asm_stmt): Handle asm labels. * tree-cfg.c (make_gimple_asm_edges): New. (make_edges): Use it. (cleanup_dead_labels): Handle asm labels. (is_ctrl_altering_stmt): Likewise. (gimple_redirect_edge_and_branch): Likewise. * tree.def (ASM_EXPR): Add 5th operand. * tree.h (ASM_LABELS): New. (resolve_asm_operand_names): Update decl. * c-parser.c (c_parser_asm_statement): Parse asm goto. (c_parser_asm_goto_operands): New. * c-tree.h (build_asm_expr): Update decl. * c-typeck.c (build_asm_expr): Add and use labels parameter. * doc/extend.texi: Document asm goto. gcc/ada/ * gcc-interface/trans.c (Pragma_to_gnu): Use build5 for ASM_EXPR. gcc/cp/ * cp-tree.h (finish_asm_stmt): Update decl. * parser.c (cp_parser_asm_definition): Parse asm goto. (cp_parser_asm_label_list): New. * pt.c (tsubst_copy_asm_operands): Don't recurse on labels. (tsubst_expr): Handle asm labels. * semantics.c (finish_asm_stmt): Add and use labels parameter. gcc/testsuite/ * c-c++-common/asmgoto-1.c, c-c++-common/asmgoto-2.c, c-c++-common/asmgoto-3.c, gcc.c-torture/compile/asmgoto-1.c, gcc.dg/tree-ssa/asmgoto-1.c: New files. Co-Authored-By: Jakub Jelinek <jakub@redhat.com> From-SVN: r151701
2009-09-14Squash commit of EH in gimpleRichard Henderson1-28/+27
From-SVN: r151696
2009-09-02invoke.texi (-fvar-tracking-assignments): New.Alexandre Oliva1-7/+48
gcc/ChangeLog: * doc/invoke.texi (-fvar-tracking-assignments): New. (-fvar-tracking-assignments-toggle): New. (-fdump-final-insns=file): Mark filename as optional. (--param min-nondebug-insn-uid): New. (-gdwarf-@{version}): Mention version 4. * opts.c (common_handle_option): Accept it. * tree-vrp.c (find_assert_locations_1): Skip debug stmts. * regrename.c (regrename_optimize): Drop last. Don't count debug insns as uses. Don't reject change because of debug insn. (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno from the chain starter, and check for inexact matches in DEBUG_INSNS. (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs. (build_def_use): Simplify and fix the marking of DEBUG_INSNs. * sched-ebb.c (schedule_ebbs): Skip boundary debug insns. * fwprop.c (forward_propagate_and_simplify): ...into debug insns. * doc/gimple.texi (is_gimple_debug): New. (gimple_debug_bind_p): New. (is_gimple_call, gimple_assign_cast_p): End sentence with period. * doc/install.texi (bootstrap-debug): More details. (bootstrap-debug-big, bootstrap-debug-lean): Document. (bootstrap-debug-lib): More details. (bootstrap-debug-ckovw): Update. (bootstrap-time): New. * tree-into-ssa.c (mark_def_sites): Skip debug stmts. (insert_phi_nodes_for): Insert debug stmts. (rewrite_stmt): Take iterator. Insert debug stmts. (rewrite_enter_block): Adjust. (maybe_replace_use_in_debug_stmt): New. (rewrite_update_stmt): Use it. (mark_use_interesting): Return early for debug stmts. * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug stmts before replacing stmt. (move_computations_stmt): Likewise. * ira-conflicts.c (add_copies): Skip debug insns. * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns. (regstat_bb_compute_ri): Skip debug insns. * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts. * tree-ssa-loop-manip.c (find_uses_to_rename_stmt, check_loop_closed_ssa_stmt): Skip debug stmts. * tree-tailcall.c (find_tail_calls): Likewise. * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise. * tree.h (MAY_HAVE_DEBUG_STMTS): New. (build_var_debug_value_stat): Declare. (build_var_debug_value): Define. (target_for_debug_bind): Declare. * reload.c (find_equiv_reg): Skip debug insns. * rtlanal.c (reg_used_between_p): Skip debug insns. (side_effects_p): Likewise. (canonicalize_condition): Likewise. * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug insns never depend on debug insns. (create_ddg_dep_no_link): Likewise. (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns. Don't add inter-loop dependencies for debug insns. (build_intra_loop_deps): Likewise. (create_ddg): Count debug insns. * ddg.h (struct ddg::num_debug): New. (num_backargs): Pair up with previous int field. * diagnostic.c (diagnostic_report_diagnostic): Skip notes on -fcompare-debug-second. * final.c (get_attr_length_1): Skip debug insns. (rest_of_clean-state): Don't dump CFA_RESTORE_STATE. * gcc.c (invoke_as): Call compare-debug-dump-opt. (driver_self_specs): Map -fdump-final-insns to -fdump-final-insns=.. (get_local_tick): New. (compare_debug_dump_opt_spec_function): Test for . argument and compute output name. Compute temp output spec without flag name. Compute -frandom-seed. (OPT): Undef after use. * cfgloopanal.c (num_loop_insns): Skip debug insns. (average_num_loop_insns): Likewise. * params.h (MIN_NONDEBUG_INSN_UID): New. * gimple.def (GIMPLE_DEBUG): New. * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts. * auto-inc-dec.c (merge_in_block): Skip debug insns. (merge_in_block): Fix whitespace. * toplev.c (flag_var_tracking): Update comment. (flag_var_tracking_assignments): New. (flag_var_tracking_assignments_toggle): New. (process_options): Don't open final insns dump file if we're not going to write to it. Compute defaults for var_tracking. * df-scan.c (df_insn_rescan_debug_internal): New. (df_uses_record): Handle debug insns. * haifa-sched.c (ready): Initialize n_debug. (contributes_to_priority): Skip debug insns. (dep_list_size): New. (priority): Use it. (rank_for_schedule): Likewise. Schedule debug insns as soon as they're ready. Disregard previous debug insns to make decisions. (queue_insn): Never queue debug insns. (ready_add, ready_remove_first, ready_remove): Count debug insns. (schedule_insn): Don't reject debug insns because of issue rate. (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns. (queue_to_ready): Skip and discount debug insns. (choose_ready): Let debug insns through. (schedule_block): Check boundary debug insns. Discount debug insns, schedule them early. Adjust whitespace. (set_priorities): Check for boundary debug insns. (add_jump_dependencies): Use dep_list_size. (prev_non_location_insn): New. (check_cfg): Use it. * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug stmts. (remove_unused_ivs): Reset debug stmts. * modulo-sched.c (const_iteration_count): Skip debug insns. (res_MII): Discount debug insns. (loop_single_full_bb_p): Skip debug insns. (sms_schedule): Likewise. (sms_schedule_by_order): Likewise. (ps_has_conflicts): Likewise. * caller-save.c (refmarker_fn): New. (save_call_clobbered_regs): Replace regs with saved mem in debug insns. (mark_referenced_regs): Take pointer, mark and arg. Adjust. Call refmarker_fn mark for hardregnos. (mark_reg_as_referenced): New. (replace_reg_with_saved_mem): New. * ipa-pure-const.c (check_stmt): Skip debug stmts. * cse.c (cse_insn): Canonicalize debug insns. Skip them when searching back. (cse_extended_basic_block): Skip debug insns. (count_reg_usage): Likewise. (is_dead_reg): New, split out of... (set_live_p): ... here. (insn_live_p): Use it for debug insns. * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts. (execute_optimize_stdarg): Likewise. * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise. * tree-ssa-propagate.c (substitute_and_fold): Don't regard changes in debug stmts as changes. * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New. (moveup_expr): Don't move across debug insns. Don't move debug insn if it would create a bookkeeping block. (moveup_expr_cached): Don't use cache for debug insns that are heads of blocks. (compute_av_set_inside_bb): Skip debug insns. (sel_rank_for_schedule): Schedule debug insns first. Remove dead code. (block_valid_for_bookkeeping_p); Support lax searches. (create_block_for_bookkeeping): Adjust block numbers when encountering debug-only blocks. (find_place_for_bookkeeping): Deal with debug-only blocks. (generate_bookkeeping_insn): Accept no place to insert. (remove_temp_moveop_nops): New argument full_tidying. (prepare_place_to_insert): Deal with debug insns. (advance_state_on_fence): Debug insns don't start cycles. (update_boundaries): Take fence as argument. Deal with debug insns. (schedule_expr_on_boundary): No full_tidying on debug insns. (fill_insns): Deal with debug insns. (track_scheduled_insns_and_blocks): Don't count debug insns. (need_nop_to_preserve_insn_bb): New, split out of... (remove_insn_from_stream): ... this. (fur_orig_expr_not_found): Skip debug insns. * rtl.def (VALUE): Move up. (DEBUG_INSN): New. * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts. (nearest_common_dominator_of_uses): Take debug_stmts argument. Set it if debug stmts are found. (statement_sink_location): Skip debug stmts. Propagate moving defs into debug stmts. * ifcvt.c (first_active_insn): Skip debug insns. (last_active_insns): Likewise. (cond_exec_process_insns): Likewise. (noce_process_if_block): Likewise. (check_cond_move_block): Likewise. (cond_move_convert_if_block): Likewise. (block_jumps_and_fallthru_p): Likewise. (dead_or_predicable): Likewise. * dwarf2out.c (debug_str_hash_forced): New. (find_AT_string): Add comment. (gen_label_for_indirect_string): New. (get_debug_string_label): New. (AT_string_form): Use it. (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV, MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and several operations that cannot be represented with DWARF opcodes. (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value. (dwarf2out_var_location): Take during-call mark into account. (output_indirect_string): Update comment. Output if there are label and references. (prune_indirect_string): New. (prune_unused_types): Call it if debug_str_hash_forced. More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>: (dw_long_long_const): Remove. (struct dw_val_struct): Change val_long_long type to rtx. (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair. (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each component instead of HOST_BITS_PER_LONG. (output_loc_operands): Likewise. For const8* assert HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64. (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64. (add_AT_long_long): Remove val_hi and val_lo arguments, add val_const_double. (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of HOST_BITS_PER_LONG for dw_val_class_long_long. (add_const_value_attribute): Adjust add_AT_long_long caller. Don't handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse. (dwarf_stack_op_name): Handle DW_OP_implicit_value and DW_OP_stack_value. (size_of_loc_descr, output_loc_operands, output_loc_operands_raw): Handle DW_OP_implicit_value. (extract_int): Move prototype earlier. (mem_loc_descriptor): For SUBREG punt if inner mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN, UMAX, SIGN_EXTRACT, ZERO_EXTRACT. (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE instead of Pmode size. (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE, CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode, attempt to handle other expressions. Don't handle TLS SYMBOL_REFs. (concat_loc_descriptor, concatn_loc_descriptor, loc_descriptor_from_tree_1): Adjust loc_descriptor callers. (add_location_or_const_value_attribute): Likewise. For single location loc_lists attempt to use add_const_value_attribute for constant decls. Add DW_AT_const_value even if NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING in its expression. * cfgbuild.c (inside_basic_block_p): Handle debug insns. (control_flow_insn_p): Likewise. * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt. (separate_decls_in_region_debug_bind): New. (separate_decls_in_region): Process debug bind stmts afterwards. * recog.c (verify_changes): Handle debug insns. (extract_insn): Likewise. (peephole2_optimize): Skip debug insns. * dse.c (scan_insn): Skip debug insns. * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument. Pass it on. (setup_id_for_insn): Handle debug insns. (maybe_tidy_empty_bb): Adjust whitespace. (tidy_control_flow): Skip debug insns. (sel_remove_insn): Adjust for debug insns. (sel_estimate_number_of_insns): Skip debug insns. (create_insn_rtx_from_pattern): Handle debug insns. (create_copy_of_insn_rtx): Likewise. * sel-sched-.h (sel_bb_end): Declare. (sel_bb_empty_or_nop_p): New. (get_all_loop_exits): Use it. (_eligible_successor_edge_p): Likewise. (return_nop_to_pool): Adjust. * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts. * ira-lives.c (process_bb_node_lives): Skip debug insns. * gimple-pretty-print.c (dump_gimple_debug): New. (dump_gimple_stmt): Use it. (dump_bb_header): Skip gimple debug stmts. * regmove.c (optimize_reg_copy_1): Discount debug insns. (fixup_match_2): Likewise. (regmove_backward_pass): Likewise. Simplify combined replacement. Handle debug insns. * function.c (instantiate_virtual_regs): Handle debug insns. * function.h (struct emit_status): Add x_cur_debug_insn_uid. * print-rtl.h: Include cselib.h. (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs. * df.h (df_inns_rescan_debug_internal): Declare. * gcse.c (alloc_hash_table): Estimate n_insns. (cprop_insn): Don't regard debug insns as changes. (bypass_conditional_jumps): Skip debug insns. (one_pre_gcse_pass): Adjust. (one_code_hoisting_pass): Likewise. (compute_ld_motion_mems): Skip debug insns. (one_cprop_pass): Adjust. * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts. (if_convertible_stmt_p): Handle debug stmts. * init-regs.c (initialize_uninitialized_regs): Skip debug insns. * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts. * ira-build.c (create_bb_allocnos): Skip debug insns. * tree-flow-inline.h (has_zero_uses): Discount debug stmts. (has_single_use): Likewise. (single_imm_use): Likewise. (num_imm_uses): Likewise. * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts. * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts. (create_outofssa_var_map): Likewise. * lower-subreg.c (adjust_decomposed_uses): New. (resolve_debug): New. (decompose_multiword_subregs): Use it. * tree-dfa.c (find_referenced_vars): Skip debug stmts. * emit-rtl.c: Include params.h. (cur_debug_insn_uid): Define. (set_new_first_and_last_insn): Set cur_debug_insn_uid too. (copy_rtx_if_shared_1): Handle debug insns. (reset_used_flags): Likewise. (set_used_flags): LIkewise. (get_max_insn_count): New. (next_nondebug_insn): New. (prev_nondebug_insn): New. (make_debug_insn_raw): New. (emit_insn_before_noloc): Handle debug insns. (emit_jump_insn_before_noloc): Likewise. (emit_call_insn_before_noloc): Likewise. (emit_debug_insn_before_noloc): New. (emit_insn_after_noloc): Handle debug insns. (emit_jump_insn_after_noloc): Likewise. (emit_call_insn_after_noloc): Likewise. (emit_debug_insn_after_noloc): Likewise. (emit_insn_after): Take loc from earlier non-debug insn. (emit_jump_insn_after): Likewise. (emit_call_insn_after): Likewise. (emit_debug_insn_after_setloc): New. (emit_debug_insn_after): New. (emit_insn_before): Take loc from later non-debug insn. (emit_jump_insn_before): Likewise. (emit_call_insn_before): Likewise. (emit_debug_insn_before_setloc): New. (emit_debug_insn_before): New. (emit_insn): Handle debug insns. (emit_debug_insn): New. (emit_jump_insn): Handle debug insns. (emit_call_insn): Likewise. (emit): Likewise. (init_emit): Take min-nondebug-insn-uid into account. Initialize cur_debug_insn_uid. (emit_copy_of_insn_after): Handle debug insns. * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite location of single rhs in place. (maybe_dump_rtl_for_gimple_stmt): Dump lineno. (floor_sdiv_adjust): New. (cell_sdiv_adjust): New. (cell_udiv_adjust): New. (round_sdiv_adjust): New. (round_udiv_adjust): New. (wrap_constant): Moved from cselib. (unwrap_constant): New. (expand_debug_expr): New. (expand_debug_locations): New. (expand_gimple_basic_block): Drop hiding redeclaration. Expand debug bind stmts. (gimple_expand_cfg): Expand debug locations. * cselib.c: Include tree-pass.h. (struct expand_value_data): New. (cselib_record_sets_hook): New. (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New. (cselib_clear_table): Move, and implemnet in terms of... (cselib_reset_table_with_next_value): ... this. (cselib_get_next_unknown_value): New. (discard_useless_locs): Don't discard preserved values. (cselib_preserve_value): New. (cselib_preserved_value_p): New. (cselib_preserve_definitely): New. (cselib_clear_preserve): New. (cselib_preserve_only_values): New. (new_cselib_val): Take rtx argument. Dump it in details. (cselib_lookup_mem): Adjust. (expand_loc): Take regs_active in struct. Adjust. Silence dumps unless details are requested. (cselib_expand_value_rtx_cb): New. (cselib_expand_value_rtx): Rename and reimplment in terms of... (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps without details. Copy more subregs. Try to resolve values using a callback. Wrap constants. (cselib_subst_to_values): Adjust. (cselib_log_lookup): New. (cselib_lookup): Call it. (cselib_invalidate_regno): Don't count preserved values as useless. (cselib_invalidate_mem): Likewise. (cselib_record_set): Likewise. (struct set): Renamed to cselib_set, moved to cselib.h. (cselib_record_sets): Adjust. Call hook. (cselib_process_insn): Reset table when it would be cleared. (dump_cselib_val): New. (dump_cselib_table): New. * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts. (remove_forwarder_block): Support moving debug stmts. * cselib.h (cselib_record_sets_hook): Declare. (cselib_expand_callback): New type. (cselib_expand_value_rtx_cb): Declare. (cselib_reset_table_with_next_value): Declare. (cselib_get_next_unknown_value): Declare. (cselib_preserve_value): Declare. (cselib_preserved_value_p): Declare. (cselib_preserve_only_values): Declare. (dump_cselib_table): Declare. * cfgcleanup.c (flow_find_cross_jump): Skip debug insns. (try_crossjump_to_edge): Likewise. (delete_unreachable_blocks): Remove dominant GIMPLE blocks after dominated blocks when debug stmts are present. * simplify-rtx.c (delegitimize_mem_from_attrs): New. * tree-ssa-live.c (remove_unused_locals): Skip debug stmts. (set_var_live_on_entry): Likewise. * loop-invariant.c (find_invariants_bb): Skip debug insns. * cfglayout.c (curr_location, last_location): Make static. (set_curr_insn_source_location): Don't avoid bouncing. (get_curr_insn_source_location): New. (get_curr_insn_block): New. (duplicate_insn_chain): Handle debug insns. * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate into debug stmts. * common.opt (fcompare-debug): Move to sort order. (fdump-unnumbered-links): Likewise. (fvar-tracking-assignments): New. (fvar-tracking-assignments-toggle): New. * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks because of debug stmts. (mark_stmt_if_obviously_necessary): Mark debug stmts. (eliminate_unnecessary_stmts): Walk dominated blocks before dominators. * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts. * ira.c (memref_used_between_p): Skip debug insns. (update_equiv_regs): Likewise. * sched-deps.c (sd_lists_size): Accept empty list. (sd_init_insn): Mark debug insns. (sd_finish_insn): Unmark them. (sd_add_dep): Reject non-debug deps on debug insns. (fixup_sched_groups): Give debug insns group treatment. Skip debug insns. (sched_analyze_reg): Don't mark debug insns for sched before call. (sched_analyze_2): Handle debug insns. (sched_analyze_insn): Compute next non-debug insn. Handle debug insns. (deps_analyze_insn): Handle debug insns. (deps_start_bb): Skip debug insns. (init_deps): Initialize last_debug_insn. * tree-ssa.c (target_for_debug_bind): New. (find_released_ssa_name): New. (propagate_var_def_into_debug_stmts): New. (propagate_defs_into_debug_stmts): New. (verify_ssa): Skip debug bind stmts without values. (warn_uninialized_vars): Skip debug stmts. * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default. * rtl.c (rtx_equal_p_cb): Handle VALUEs. (rtx_equal_p): Likewise. * ira-costs.c (scan_one_insn): Skip debug insns. (process_bb_node_for_hard_reg_moves): Likewise. * rtl.h (DEBUG_INSN_P): New. (NONDEBUG_INSN_P): New. (MAY_HAVE_DEBUG_INSNS): New. (INSN_P): Accept debug insns. (RTX_FRAME_RELATED_P): Likewise. (INSN_DELETED_P): Likewise (PAT_VAR_LOCATION_DECL): New. (PAT_VAR_LOCATION_LOC): New. (PAT_VAR_OCATION_STATUS): New. (NOTE_VAR_LOCATION_DECL): Reimplement. (NOTE_VAR_LOCATION_LOC): Likewise. (NOTE_VAR_LOCATION_STATUS): Likewise. (INSN_VAR_LOCATION): New. (INSN_VAR_LOCATION_DECL): New. (INSN_VAR_LOCATION_LOC): New. (INSN_VAR_LOCATION_STATUS): New. (gen_rtx_UNKNOWN_VAR_LOC): New. (VAR_LOC_UNKNOWN_P): New. (NOTE_DURING_CALL_P): New. (SCHED_GROUP_P): Accept debug insns. (emit_debug_insn_before): Declare. (emit_debug_insn_before_noloc): Declare. (emit_debug_insn_beore_setloc): Declare. (emit_debug_insn_after): Declare. (emit_debug_insn_after_noloc): Declare. (emit_debug_insn_after_setloc): Declare. (emit_debug_insn): Declare. (make_debug_insn_raw): Declare. (prev_nondebug_insn): Declare. (next_nondebug_insn): Declare. (delegitimize_mem_from_attrs): Declare. (get_max_insn_count): Declare. (wrap_constant): Declare. (unwrap_constant): Declare. (get_curr_insn_source_location): Declare. (get_curr_insn_block): Declare. * tree-inline.c (insert_debug_decl_map): New. (processing_debug_stmt): New. (remap_decl): Don't create new mappings in debug stmts. (remap_gimple_op_r): Don't add references in debug stmts. (copy_tree_body_r): Likewise. (remap_gimple_stmt): Handle debug bind stmts. (copy_bb): Skip debug stmts. (copy_edges_for_bb): Likewise. (copy_debug_stmt): New. (copy_debug_stmts): New. (copy_body): Copy debug stmts at the end. (insert_init_debug_bind): New. (insert_init_stmt): Take id. Skip and emit debug stmts. (setup_one_parameter): Remap variable earlier, register debug mapping. (estimate_num_insns): Skip debug stmts. (expand_call_inline): Preserve debug_map. (optimize_inline_calls): Check for no debug_stmts left-overs. (unsave_expr_now): Preserve debug_map. (copy_gimple_seq_and_replace_locals): Likewise. (tree_function_versioning): Check for no debug_stmts left-overs. Init and destroy debug_map as needed. Split edges unconditionally. (build_duplicate_type): Init and destroy debug_map as needed. * tree-inline.h: Include gimple.h instead of pointer-set.h. (struct copy_body_data): Add debug_stmts and debug_map. * sched-int.h (struct ready_list): Add n_debug. (struct deps): Add last_debug_insn. (DEBUG_INSN_SCHED_P): New. (BOUNDARY_DEBUG_INSN_P): New. (SCHEDULE_DEBUG_INSN_P): New. (sd_iterator_cond): Accept empty list. * combine.c (create_log_links): Skip debug insns. (combine_instructions): Likewise. (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the return value is always unshared. (struct rtx_subst_pair): New. (auto_adjust_pair): New. (propagate_for_debug_subst): New. (propagate_for_debug): New. (try_combine): Skip debug insns. Propagate removed defs into debug insns. (next_nonnote_nondebug_insn): New. (distribute_notes): Use it. Skip debug insns. (distribute_links): Skip debug insns. * tree-outof-ssa.c (set_location_for_edge): Likewise. * resource.c (mark_target_live_regs): Likewise. * var-tracking.c: Include cselib.h and target.h. (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and MO_VAL_SET. (micro_operation_type_name): New. (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN. (struct micro_operation_def): Update comments. (decl_or_value): New type. Use instead of decls. (struct emit_note_data_def): Add vars. (struct attrs_def): Use decl_or_value. (struct variable_tracking_info_def): Add permp, flooded. (struct location_chain_def): Update comment. (struct variable_part_def): Use decl_or_value. (struct variable_def): Make var_part a variable length array. (valvar_pool): New. (scratch_regs): New. (cselib_hook_called): New. (dv_is_decl_p): New. (dv_is_value_p): New. (dv_as_decl): New. (dv_as_value): New. (dv_as_opaque): New. (dv_onepart_p): New. (dv_pool): New. (IS_DECL_CODE): New. (check_value_is_not_decl): New. (dv_from_decl): New. (dv_from_value): New. (dv_htab_hash): New. (variable_htab_hash): Use it. (variable_htab_eq): Support values. (variable_htab_free): Free from the right pool. (attrs_list_member, attrs_list_insert): Use decl_or_value. (attrs_list_union): Adjust. (attrs_list_mpdv_union): New. (tie_break_pointers): New. (canon_value_cmp): New. (unshare_variable): Return possibly-modified slot. (vars_copy_1): Adjust. (var_reg_decl_set): Adjust. Split out of... (var_reg_set): ... this. (get_init_value): Adjust. (var_reg_delete_and_set): Adjust. (var_reg_delete): Adjust. (var_regno_delete): Adjust. (var_mem_decl_set): Split out of... (var_mem_set): ... this. (var_mem_delete_and_set): Adjust. (var_mem_delete): Adjust. (val_store): New. (val_reset): New. (val_resolve): New. (variable_union): Adjust. Speed up merge of 1-part vars. (variable_canonicalize): Use unshared slot. (VALUED_RECURSED_INTO): New. (find_loc_in_1pdv): New. (struct dfset_merge): New. (insert_into_intersection): New. (intersect_loc_chains): New. (loc_cmp): New. (canonicalize_loc_order_check): New. (canonicalize_values_mark): New. (canonicalize_values_star): New. (variable_merge_over_cur): New. (variable_merge_over_src): New. (dataflow_set_merge): New. (dataflow_set_equiv_regs): New. (remove_duplicate_values): New. (struct dfset_post_merge): New. (variable_post_merge_new_vals): New. (variable_post_merge_perm_vals): New. (dataflow_post_merge_adjust): New. (find_mem_expr_in_1pdv): New. (dataflow_set_preserve_mem_locs): New. (dataflow_set_remove_mem_locs): New. (dataflow_set_clear_at_call): New. (onepart_variable_different_p): New. (variable_different_p): Use it. (dataflow_set_different_1): Adjust. Make detailed dump more verbose. (track_expr_p): Add need_rtl parameter. Don't generate rtl if not needed. (track_loc_p): Pass it true. (struct count_use_info): New. (find_use_val): New. (replace_expr_with_values): New. (log_op_type): New. (use_type): New, partially split out of... (count_uses): ... this. Count new micro-ops. (count_uses_1): Adjust. (count_stores): Adjust. (count_with_sets): New. (VAL_NEEDS_RESOLUTION): New. (VAL_HOLDS_TRACK_EXPR): New. (VAL_EXPR_IS_COPIED): New. (VAL_EXPR_IS_CLOBBERED): New. (add_uses): Adjust. Generate new micro-ops. (add_uses_1): Adjust. (add_stores): Generate new micro-ops. (add_with_sets): New. (find_src_status): Adjust. (find_src_set_src): Adjust. (compute_bb_dataflow): Use dataflow_set_clear_at_call. Handle new micro-ops. Canonicalize value equivalances. (vt_find_locations): Compute total size of hash tables for dumping. Perform merge for var-tracking-assignments. Don't disregard single-block loops. (dump_attrs_list): Handle decl_or_value. (dump_variable): Take variable. Deal with decl_or_value. (dump_variable_slot): New. (dump_vars): Use it. (dump_dataflow_sets): Adjust. (set_slot_part): New, extended to support one-part variables after splitting out of... (set_variable_part): ... this. (clobber_slot_part): New, split out of... (clobber_variable_part): ... this. (delete_slot_part): New, split out of... (delete_variable_part): .... this. (check_wrap_constant): New. (vt_expand_loc_callback): New. (vt_expand_loc): New. (emit_note_insn_var_location): Adjust. Handle values. Handle EMIT_NOTE_AFTER_CALL_INSN. (emit_notes_for_differences_1): Adjust. Handle values. (emit_notes_for_differences_2): Likewise. (emit_notes_for_differences): Adjust. (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes. Adjust. Handle new micro-ops. (vt_add_function_parameters): Adjust. Create and bind values. (vt_initialize): Adjust. Initialize scratch_regs and valvar_pool, flooded and perm.. Initialize and use cselib. Log operations. Move some code to count_with_sets and add_with_sets. (delete_debug_insns): New. (vt_debug_insns_local): New. (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish cselib. (var_tracking_main): If var-tracking-assignments is enabled but var-tracking isn't, delete debug insns and leave. Likewise if we exceed limits or fail the stack adjustments tests, and after all var-tracking processing. More in var-tracking, from Jakub Jelinek <jakub@redhat.com>: (dataflow_set): Add traversed_vars. (value_chain, const_value_chain): New typedefs. (value_chain_pool, value_chains): New variables. (value_chain_htab_hash, value_chain_htab_eq, add_value_chain, add_value_chains, add_cselib_value_chains, remove_value_chain, remove_value_chains, remove_cselib_value_chains): New functions. (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1, shared_hash_find_slot_noinsert_1, shared_hash_find_1): New static inlines. (shared_hash_find_slot_unshare, shared_hash_find_slot, shared_hash_find_slot_noinsert, shared_hash_find): Update. (dst_can_be_shared): New variable. (unshare_variable): Unshare set->vars if shared, use shared_hash_*. Clear dst_can_be_shared. If set->traversed_vars is non-NULL and different from set->vars, look up slot again instead of using the passed in slot. (dataflow_set_init): Initialize traversed_vars. (variable_union): Use shared_hash_*. Use initially NO_INSERT lookup if set->vars is shared. Don't keep slot cleared before calling unshare_variable. Unshare set->vars if needed. Adjust unshare_variable callers. Clear dst_can_be_shared if needed. Even ->refcount == 1 vars must be unshared if set->vars is shared and var needs to be modified. (dataflow_set_union): Set traversed_vars during canonicalization. (VALUE_CHANGED, DECL_CHANGED): Define. (set_dv_changed, dv_changed_p): New static inlines. (track_expr_p): Clear DECL_CHANGED. (dump_dataflow_sets): Set it. (variable_was_changed): Call set_dv_changed. (emit_note_insn_var_location): Likewise. (changed_variables_stack): New variable. (check_changed_vars_1, check_changed_vars_2): New functions. (emit_notes_for_changes): Do nothing if changed_variables is empty. Traverse changed_variables with check_changed_vars_1, call check_changed_vars_2 on each changed_variables_stack entry. (emit_notes_in_bb): Add SET argument. Just clear it at the beginning, use it instead of local &set, don't destroy it at the end. (vt_emit_notes): Call dataflow_set_clear early on all VTI(bb)->out sets, never use them, instead use emit_notes_in_bb computed set, dataflow_set_clear also VTI(bb)->in when we are done with the basic block. Initialize changed_variables_stack, free it afterwards. If ENABLE_CHECKING verify that after noting differences to an empty set value_chains hash table is empty. (vt_initialize): Initialize value_chains and value_chain_pool. (vt_finalize): Delete value_chains htab, free value_chain_pool. (variable_tracking_main): Call dump_dataflow_sets before calling vt_emit_notes, not after it. * tree-flow.h (propagate_defs_into_debug_stmts): Declare. (propagate_var_def_into_debug_stmts): Declare. * df-problems.c (df_lr_bb_local_compute): Skip debug insns. (df_set_note): Reject debug insns. (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't add notes to debug insns. (df_note_bb_compute): Adjust. Likewise. (df_simulate_uses): Skip debug insns. (df_simulate_initialize_backwards): Likewise. * reg-stack.c (subst_stack_regs_in_debug_insn): New. (subst_stack_regs_pat): Reject debug insns. (convert_regs_1): Handle debug insns. * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H. (print-rtl.o): Depend on cselib.h. (cselib.o): Depend on TREE_PASS_H. (var-tracking.o): Depend on cselib.h and TARGET_H. * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns. (init_ready_list): Skip boundary debug insns. (add_branch_dependences): Skip debug insns. (free_block_dependencies): Check for blocks with only debug insns. (compute_priorities): Likewise. * gimple.c (gss_for_code): Handle GIMPLE_DEBUG. (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust all callers. (gimple_build_debug_bind_stat): New. (empty_body_p): Skip debug stmts. (gimple_has_side_effects): Likewise. (gimple_rhs_has_side_effects): Likewise. * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New. (gimple_build_debug_bind_stat): Declare. (gimple_build_debug_bind): Define. (is_gimple_debug): New. (gimple_debug_bind_p): New. (gimple_debug_bind_get_var): New. (gimple_debug_bind_get_value): New. (gimple_debug_bind_get_value_ptr): New. (gimple_debug_bind_set_var): New. (gimple_debug_bind_set_value): New. (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro. (gimple_debug_bind_reset_value): New. (gimple_debug_bind_has_value_p): New. (gsi_next_nondebug): New. (gsi_prev_nondebug): New. (gsi_start_nondebug_bb): New. (gsi_last_nondebug_bb): New. * sched-vis.c (print_pattern): Handle VAR_LOCATION. (print_insn): Handle DEBUG_INSN. * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc of first insn prevail. (first_stmt): Skip debug stmts. (first_non_label_stmt): Likewise. (last_stmt): Likewise. (has_zero_uses_1): New. (single_imm_use_1): New. (verify_gimple_debug): New. (verify_types_in_gimple_stmt): Handle debug stmts. (verify_stmt): Likewise. (debug_loop_num): Skip debug stmts. (remove_edge_and_dominated_blocks): Remove dominators last. * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts. (linearize_expr): Likewise. * config/i386/i386.c (ix86_delegitimize_address): Call default implementation. * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns. (group_barrier_needed): Skip debug insns. (emit_insn_group_barriers): Likewise. (emit_all_insn_group_barriers): Likewise. (ia64_variable_issue): Handle debug insns. (ia64_dfa_new_cycle): Likewise. (final_emit_insn_group_barriers): Skip debug insns. (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't def cfa without frame. (process_set): Likewise. (process_for_unwind_directive): Pass frame on. * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define. (rs6000_delegitimize_address): New. (rs6000_debug_adjust_cost): Handle debug insns. (is_microcoded_insn): Likewise. (is_cracked_insn): Likewise. (is_nonpipeline_insn): Likewise. (insn_must_be_first_in_group): Likewise. (insn_must_be_last_in_group): Likewise. (force_new_group): Likewise. * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block contains only debug insns. (rtl_merge_blocks): Skip debug insns. (purge_dead_edges): Likewise. (rtl_block_ends_with_call_p): Skip debug insns. * dce.c (deletable_insn_p): Handle VAR_LOCATION. (mark_reg_dependencies): Skip debug insns. * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New. * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts. * tree-ssa-threadedge.c (record_temporary_equivalences_from_stmts): Skip debug stmts. * regcprop.c (replace_oldest_value_addr): Skip debug insns. (replace_oldest_value_mem): Use ALL_REGS for debug insns. (copyprop_hardreg_forward_1): Handle debug insns. * reload1.c (reload): Skip debug insns. Replace unassigned pseudos in debug insns with their equivalences. (eliminate_regs_in_insn): Skip debug insns. (emit_input_reload_insns): Skip debug insns at first, adjust them later. * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts. (get_indirect_ref_operands): Pass opf_no_vops on. (get_expr_operands): Likewise. Skip debug stmts. (parse_ssa_operands): Scan debug insns with opf_no_vops. gcc/testsuite/ChangeLog: * gcc.dg/guality/guality.c: New. * gcc.dg/guality/guality.h: New. * gcc.dg/guality/guality.exp: New. * gcc.dg/guality/example.c: New. * lib/gcc-dg.exp (cleanup-dump): Remove .gk files. (cleanup-saved-temps): Likewise, .gkd files too. gcc/cp/ChangeLog: * cp-tree.h (TFF_NO_OMIT_DEFAULT_TEMPLATE_ARGUMENTS): New. * cp-lang.c (cxx_dwarf_name): Pass it. * error.c (count_non_default_template_args): Take flags as argument. Adjust all callers. Skip counting of default arguments if the new flag is given. ChangeLog: * Makefile.tpl (BUILD_CONFIG): Default to bootstrap-debug. * Makefile.in: Rebuilt. contrib/ChangeLog: * compare-debug: Look for .gkd files and compare them. config/ChangeLog: * bootstrap-debug.mk: Add comments. * bootstrap-debug-big.mk: New. * bootstrap-debug-lean.mk: New. * bootstrap-debug-ckovw.mk: Add comments. * bootstrap-debug-lib.mk: Drop CFLAGS for stages. Use -g0 for TFLAGS in stage1. Drop -fvar-tracking-assignments-toggle. From-SVN: r151312
2009-07-25re PR rtl-optimization/40445 (g++ void f() { __builtin_unreachable(); })David Daney1-2/+2
2009-07-25 David Daney <ddaney@caviumnetworks.com> PR rtl-optimization/40445 * emit-rtl.c (next_nonnote_insn_bb): New function. * rtl.h (next_nonnote_insn_bb): Declare new function. * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block with no successors that is the successor of the ENTRY_BLOCK. Continue from the top after removing an empty fallthrough block. * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead of next_nonnote_insn. 2009-07-25 David Daney <ddaney@caviumnetworks.com> PR rtl-optimization/40445 * g++.dg/other/builtin-unreachable-1.C: New testcase. From-SVN: r150090
2009-06-22alias.c: Use REG_P...Shujing Zhao1-6/+2
2009-06-22 Shujing Zhao <pearly.zhao@oracle.com> * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and JUMP_TABLE_DATA_P predicates where applicable. * auto-inc-dec.c: Ditto. * builtins.c: Ditto. * caller-save.c: Ditto. * calls.c: Ditto. * cfgcleanup.c: Ditto. * cfglayout.c: Ditto. * cfgrtl.c: Ditto. * combine.c: Ditto. * combine-stack-adj.c: Ditto. * cse.c: Ditto. * cselib.c: Ditto. * dbxout.c: Ditto. * df-scan.c: Ditto. * dse.c: Ditto. * dwarf2asm.c: Ditto. * dwarf2out.c: Ditto. * emit-rtl.c: Ditto. * except.c: Ditto. * explow.c: Ditto. * expmed.c: Ditto. * expr.c: Ditto. * final.c: Ditto. * function.c: Ditto. * fwprop.c: Ditto. * gcse.c: Ditto. * genpreds.c: Ditto. * genrecog.c: Ditto. * ifcvt.c: Ditto. * ira-costs.c: Ditto. * ira-lives.c: Ditto. * jump.c: Ditto. * loop-iv.c: Ditto. * lower-subreg.c: Ditto. * modulo-sched.c: Ditto. * optabs.c: Ditto. * postreload.c: Ditto. * print-rtl.c: Ditto. * recog.c: Ditto. * reginfo.c: Ditto. * regmove.c: Ditto. * reload1.c: Ditto. * reload.c: Ditto. * reorg.c: Ditto. * rtlanal.c: Ditto. * rtl.c: Ditto. * sched-vis.c: Ditto. * sdbout.c: Ditto. * sel-sched-ir.c: Ditto. * simplify-rtx.c: Ditto. * targhooks.c: Ditto. * var-tracking.c: Ditto. * vmsdbgout.c: Ditto. From-SVN: r148786
2009-06-11re PR c/39252 (Request new feature __builtin_unreachable ())David Daney1-4/+6
2009-06-11 David Daney <ddaney@caviumnetworks.com> PR c/39252 * doc/extend.texi ( __builtin_unreachable): Document new builtin. * builtins.c (expand_builtin_unreachable): New function. (expand_builtin): Handle BUILT_IN_UNREACHABLE case. * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin. * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no successors. * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when searching for missing barriers. 2009-06-11 David Daney <ddaney@caviumnetworks.com> PR c/39252 * gcc.dg/builtin-unreachable-1.c: New test. * gcc.dg/builtin-unreachable-2.c: Same. From-SVN: r148403
2009-05-29cfgcleanup.c (try_crossjump_to_edge): Only skip past NOTE_INSN_BASIC_BLOCK.Richard Henderson1-2/+10
* cfgcleanup.c (try_crossjump_to_edge): Only skip past NOTE_INSN_BASIC_BLOCK. * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks. Duplicate NOTE_INSN_EPILOGUE_BEG notes. * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG to be deleted. * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield, add in_use field. (add_cfi): Disable check redefining cfa away from drap. (lookup_cfa_1): Add remember argument; handle remember/restore. (lookup_cfa): Pass remember argument. (cfa_remember): New. (compute_barrier_args_size_1): Remove sibcall check. (dwarf2out_frame_debug_def_cfa): New. (dwarf2out_frame_debug_adjust_cfa): New. (dwarf2out_frame_debug_cfa_offset): New. (dwarf2out_frame_debug_cfa_register): New. (dwarf2out_frame_debug_cfa_restore): New. (dwarf2out_frame_debug): Handle REG_CFA_* notes. (dwarf2out_begin_epilogue): New. (dwarf2out_frame_debug_restore_state): New. (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state, DW_CFA_restore_state. (output_cfi_directive): Likewise. (convert_cfa_to_fb_loc_list): Likewise. (dw_cfi_oprnd1_desc): Handle DW_CFA_restore. * dwarf2out.h: Update. * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P. (copy_insn_1): Early out for null. * final.c (final_scan_insn): Call dwarf2out_begin_epilogue and dwarf2out_frame_debug_restore_state. * function.c (prologue, epilogue, sibcall_epilogue): Remove. (prologue_insn_hash, epilogue_insn_hash): New. (free_after_compilation): Adjust freeing accordingly. (record_insns): Create hash table if needed; push insns into hash instead of array. (maybe_copy_epilogue_insn): New. (contains): Search hash table instead of array. (sibcall_epilogue_contains): Remove. (thread_prologue_and_epilogue_insns): Split eh_return insns and mark them as epilogues. (reposition_prologue_and_epilogue_notes): Rewrite epilogue scanning in terms of basic blocks. * insn-notes.def (CFA_RESTORE_STATE): New. * jump.c (returnjump_p_1): Accept EH_RETURN. (eh_returnjump_p_1, eh_returnjump_p): New. * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET, CFA_REGISTER, CFA_RESTORE): New. * rtl.def (EH_RETURN): New. * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare. * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove. (eh_return_internal): Use eh_return rtx; split w/ epilogue. * config/i386/i386.c (gen_push): Update cfa state. (pro_epilogue_adjust_stack): Add set_cfa argument. When true, add a CFA_ADJUST_CFA note. (ix86_dwarf_handle_frame_unspec): Remove. (ix86_expand_prologue): Update cfa state. (ix86_emit_restore_reg_using_pop): New. (ix86_emit_restore_regs_using_pop): New. (ix86_emit_leave): New. (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes. (ix86_expand_epilogue): Add notes for unwinding the epilogue. * config/i386/i386.h (struct machine_cfa_state): New. (ix86_cfa_state): New. * config/i386/i386.md (UNSPEC_EH_RETURN): Remove. (eh_return_internal): Merge from eh_return_<mode>, use eh_return rtx, split w/ epilogue. From-SVN: r147995
2009-04-29re PR rtl-optimization/39938 (build broke for cris-elf with dbr_schedule change)Eric Botcazou1-1/+16
PR rtl-optimization/39938 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H). * cfgrtl.c: Include insn-attr.h. (rest_of_pass_free_cfg): New function. (pass_free_cfg): Use rest_of_pass_free_cfg as execute function. * resource.c (init_resource_info): Remove call to df_analyze. Co-Authored-By: Steven Bosscher <steven@gcc.gnu.org> From-SVN: r146988
2009-04-26Expand from SSA.Michael Matz1-29/+57
gcc/ Expand from SSA. * builtins.c (fold_builtin_next_arg): Handle SSA names. * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly. * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful SSA names. (compare_pairs): Swap cost comparison. (coalesce_ssa_name): Don't use change_partition_var. * tree-nrv.c (struct nrv_data): Add modified member. (finalize_nrv_r): Set it. (tree_nrv): Use it to update statements. (pass_nrv): Require PROP_ssa. * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for): Use make_rename_temp. (pass_mudflap_2): Require PROP_ssa, run ssa update at finish. * alias.c (find_base_decl): Handle SSA names. * emit-rtl (set_reg_attrs_for_parm): Make non-static. (component_ref_for_mem_expr): Don't leak SSA names into RTL. * rtl.h (set_reg_attrs_for_parm): Declare. * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename to "optimized", remove unused locals at finish. (execute_free_datastructures): Make global, call delete_tree_cfg_annotations. (execute_free_cfg_annotations): Don't call delete_tree_cfg_annotations. * ssaexpand.h: New file. * expr.c (toplevel): Include ssaexpand.h. (expand_assignment): Handle SSA names the same as register variables. (expand_expr_real_1): Expand SSA names. * cfgexpand.c (toplevel): Include ssaexpand.h. (SA): New global variable. (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates. (SSAVAR): New macro. (set_rtl): New helper function. (add_stack_var): Deal with SSA names, use set_rtl. (expand_one_stack_var_at): Likewise. (expand_one_stack_var): Deal with SSA names. (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker before unique numbers. (expand_stack_vars): Use set_rtl. (expand_one_var): Accept SSA names, add asserts for them, feed them to above subroutines. (expand_used_vars): Expand all partitions (without default defs), then only the local decls (ignoring those expanded already). (expand_gimple_cond): Remove edges when jumpif() expands an unconditional jump. (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here, or remove abnormal edges. Ignore insns setting the LHS of a TERed SSA name. (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize members of SA; deal with PARM_DECL partitions here; expand all PHI nodes, free tree datastructures and SA. Commit instructions on edges, clear EDGE_EXECUTABLE and remove abnormal edges here. (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow info and statements at start, collect garbage at finish. * tree-ssa-live.h (struct _var_map): Remove partition_to_var member. (VAR_ANN_PARTITION) Remove. (change_partition_var): Don't declare. (partition_to_var): Always return SSA names. (var_to_partition): Only accept SSA names. (register_ssa_partition): Only check argument. * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var member. (delete_var_map): Don't free it. (var_union): Only accept SSA names, simplify. (partition_view_init): Mark only useful SSA names as used. (partition_view_fini): Only deal with SSA names. (change_partition_var): Remove. (dump_var_map): Use ssa_name instead of partition_to_var member. * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL basic blocks. * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h. (struct _elim_graph): New member const_dests; nodes member vector of ints. (set_location_for_edge): New static helper. (create_temp): Remove. (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge, insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions. (new_elim_graph): Allocate const_dests member. (clean_elim_graph): Truncate const_dests member. (delete_elim_graph): Free const_dests member. (elim_graph_size): Adapt to new type of nodes member. (elim_graph_add_node): Likewise. (eliminate_name): Likewise. (eliminate_build): Don't take basic block argument, deal only with partition numbers, not variables. (get_temp_reg): New static helper. (elim_create): Use it, deal with RTL temporaries instead of trees. (eliminate_phi): Adjust all calls to new signature. (assign_vars, replace_use_variable, replace_def_variable): Remove. (rewrite_trees): Only do checking. (edge_leader, stmt_list, leader_has_match, leader_match): Remove. (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p, init_analyze_edges_for_bb, fini_analyze_edges_for_bb, contains_tree_r, MAX_STMTS_IN_LATCH, process_single_block_loop_latch, analyze_edges_for_bb, perform_edge_inserts): Remove. (expand_phi_nodes): New global function. (remove_ssa_form): Take ssaexpand parameter. Don't call removed functions, initialize new parameter, remember partitions having a default def. (finish_out_of_ssa): New global function. (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form, don't reset in_ssa_p here, don't disable TER when mudflap. (pass_del_ssa): Remove. * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and partition members. (execute_free_datastructures): Declare. * Makefile.in (SSAEXPAND_H): New variable. (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H. * basic-block.h (commit_one_edge_insertion): Declare. * passes.c (init_optimization_passes): Move pass_nrv and pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations. * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare. (redirect_branch_edge): Deal with super block when expanding, split out jump patching itself into ... (patch_jump_insn): ... here, new static helper. testsuite/ Expand from SSA. * gcc.dg/tree-ssa/20030728-1.c: Use -rtl-expand-details dump and change regexps. * gcc.target/i386/pr37248-1.c: Modified. * gcc.target/i386/pr37248-3.c: Modified. * gcc.target/i386/pr37248-2.c: Modified. * gnat.dg/aliasing1.adb: Modified. * gnat.dg/pack9.adb: Modified. * gnat.dg/aliasing2.adb: Modified. * gcc.dg/strict-overflow-2.c: Modified. * gcc.dg/autopar/reduc-1char.c: Modified. * gcc.dg/autopar/reduc-2char.c: Modified. * gcc.dg/autopar/reduc-1.c: Modified. * gcc.dg/autopar/reduc-2.c: Modified. * gcc.dg/autopar/reduc-3.c: Modified. * gcc.dg/autopar/reduc-6.c: Modified. * gcc.dg/autopar/reduc-7.c: Modified. * gcc.dg/autopar/reduc-8.c: Modified. * gcc.dg/autopar/reduc-9.c: Modified. * gcc.dg/autopar/reduc-1short.c: Modified. * gcc.dg/autopar/reduc-2short.c: Modified. * gcc.dg/autopar/parallelization-1.c: Modified. * gcc.dg/strict-overflow-4.c: Modified. * gcc.dg/strict-overflow-6.c: Modified. * gcc.dg/gomp/combined-1.c: Modified. * gcc.dg/no-strict-overflow-1.c: Modified. * gcc.dg/no-strict-overflow-3.c: Modified. * gcc.dg/no-strict-overflow-5.c: Modified. * gcc.dg/tree-ssa/reassoc-13.c: Modified. * gcc.dg/tree-ssa/pr18134.c: Modified. * gcc.dg/tree-ssa/20030824-1.c: Modified. * gcc.dg/tree-ssa/vector-2.c: Modified. * gcc.dg/tree-ssa/forwprop-9.c: Modified. * gcc.dg/tree-ssa/loop-21.c: Modified. * gcc.dg/tree-ssa/20030824-2.c: Modified. * gcc.dg/tree-ssa/vector-3.c: Modified. * gcc.dg/tree-ssa/asm-3.c: Modified. * gcc.dg/tree-ssa/pr23294.c: Modified. * gcc.dg/tree-ssa/loop-22.c: Modified. * gcc.dg/tree-ssa/loop-15.c: Modified. * gcc.dg/tree-ssa/prefetch-4.c: Modified. * gcc.dg/tree-ssa/pr22051-1.c: Modified. * gcc.dg/tree-ssa/pr20139.c: Modified. * gcc.dg/tree-ssa/scev-cast.c: Modified. * gcc.dg/tree-ssa/pr22051-2.c: Modified. * gcc.dg/tree-ssa/reassoc-1.c: Modified. * gcc.dg/tree-ssa/loop-5.c: Modified. * gcc.dg/tree-ssa/pr19431.c: Modified. * gcc.dg/tree-ssa/pr32044.c: Modified. * gcc.dg/tree-ssa/prefetch-7.c: Modified. * gcc.dg/tree-ssa/loop-19.c: Modified. * gcc.dg/tree-ssa/loop-28.c: Modified. * gcc.dg/tree-ssa/ssa-pre-15.c: Modified. * gcc.dg/tree-ssa/divide-1.c: Modified. * gcc.dg/tree-ssa/inline-1.c: Modified. * gcc.dg/tree-ssa/divide-3.c: Modified. * gcc.dg/tree-ssa/pr30978.c: Modified. * gcc.dg/tree-ssa/alias-6.c: Modified. * gcc.dg/tree-ssa/divide-4.c: Modified. * gcc.dg/tree-ssa/alias-11.c: Modified. * gcc.dg/no-strict-overflow-7.c: Modified. * gcc.dg/strict-overflow-1.c: Modified. * gcc.dg/pr15784-4.c: Modified. * gcc.dg/pr34263.c: Modified. * gcc.dg/strict-overflow-3.c: Modified. * gcc.dg/tree-prof/stringop-1.c: Modified. * gcc.dg/tree-prof/val-prof-1.c: Modified. * gcc.dg/tree-prof/val-prof-2.c: Modified. * gcc.dg/tree-prof/val-prof-3.c: Modified. * gcc.dg/tree-prof/val-prof-4.c: Modified. * gcc.dg/no-strict-overflow-2.c: Modified. * gcc.dg/no-strict-overflow-4.c: Modified. * gcc.dg/no-strict-overflow-6.c: Modified. * g++.dg/tree-ssa/pr27090.C: Modified. * g++.dg/tree-ssa/tmmti-2.C: Modified. * g++.dg/tree-ssa/ptrmemfield.C: Modified. * g++.dg/tree-ssa/pr19807.C: Modified. * g++.dg/opt/pr30965.C: Modified. * g++.dg/init/new17.C: Modified. * gfortran.dg/whole_file_6.f90: Modified. * gfortran.dg/whole_file_5.f90: Modified. * gfortran.dg/reassoc_1.f90: Modified. * gfortran.dg/reassoc_3.f90: Modified. From-SVN: r146817