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* * gcse.c (gcse_emit_move_after): Use gen_move_insn to produce the move.law2002-06-281-7/+5
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55087 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (hoist_code): Rewrite to only get list of dominatedlaw2002-06-271-10/+16
| | | | | | | | blocks once per BB. Also fix reversed test (by removing need for the test at all). git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55031 138bc75d-0d04-0410-961f-82ee72b054a4
* Mon Jun 10 20:42:34 CEST 2002 Jan Hubicka <jh@suse.cz>hubicka2002-06-201-7/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * basic-block.h: Do not include et-forest.h (dominance_info): Declare as struct dominance-info. * cfglayout.c (cleanup_unconditional_jumps): Remove the edge before deleting block. * dominance.c (struct dominance_info): Define. (BB_NODE, SET_BB_NODE): New macros. (bb_hash_func, bb_eq_func): Kill. (calculate_dominace_info, free_dominacne_info, set_immediate_dominator, nearest_common_dominator, dominated_by_p, recount_dominator, add_to_dominance_info, delete_from_dominance_info): update for new representation. (get_dominated_by, redirect_immediate_dominators): Rewrite using enumerate_sons. * ifcvt.c (process_double_test_block, merge_if_block, find_cond_trap, find_if_case_1, find_if_case_2): Remove killed blocks from dominance structure. * et-forest.h: Update copyright; revamp all function to operate on nodes (et_forest_value): Kill. (et_forest_enumerate_sons, et_forest_node_value): New. * et-forest.c: Update copyright. * et-forest.h: Update copyright; revamp all function to operate on nodes (et_forest_value): Kill. (et_forest_enumerate_sons, et_forest_node_value): New. Thu Jun 6 22:43:43 CEST 2002 Jan Hubicka <jh@suse.cz> * basic-block.h: Inlude et-forest.h (basic_block_def): Kill dominator. (dominance_info): New type. (loops): Use dominace_info. (dominace handling functions): Take dominace_info as argument instead of bitmaps. (create_preheader): Likewise. * cfg.c (entry_exit_blocks): Kill dominator. (dump_flow_info): Do not dump dominators. * cfglayout.c (cleanup_unconditonal_jumps): Delete deleted block from dominators. * cfgloop.c (flow_pre_header_find): Use dominacne_info. (flow_loops_pre_header_scan, make_forwarder_block, canonicale_loop_headers, flow_loops_find): Likewise. * dominance.c: Include error.h (idoms_to_doms): Kill. (bb_hash_func, bb_eq_func): New static functions. (debug_dominace_info): New global function. (calculate_dominance_info): Use new et forest structure. (free_dominace_info, get_immediate_dominator, set_immediate_dominator, get_dominated_by, redirect_immediate_dominators, nearest_common_dominator, dominated_by_p, verify_dominators, recount_dominator, iterate_fix_dominators, add_to_dominace_info, delete_from_dominance_info): New global functions. * gcse.c (domnators): CHange to dominance_info. (alloc_hoist_mem): Do not alloc dominators (free_code_hoist_mem): Use free_dominance_info. (compute_code_hoist_data): Use dominance_info. (hoist_code): Likewise. * ifcvt.c (post_dominators): Likewise. (find_if_case_2, if_convert): Likewise. * predict.c (process_note_predictions, process_note_prediction, estimate-probability): Likewise. * sched-rgn.c (find_rgns, init_regions): Likewise. * ssa-dce.c (find_all_control_dependences, fint_control_depemndence, find_pdom, delete_insn_bb, ssa_eliminate_dead_code): Likewise. * ssa.c (compute_dominance_frontiers_1, rename_block, rename_registers, find_evaluations, convert_to_ssa): Likewise. * ssa.h (compute_dominance_frontiers): Likewise. Thu Jun 6 22:57:34 CEST 2002 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz> * Makefile.in (et-forest.c): Add. * et-forest.c: New file. * at-forest.h: New file. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54843 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (delete_null_pointer_checks_1): Inform caller if anylaw2002-06-141-7/+16
| | | | | | | | | | | | | null pointer checks were eliminated. Update prototype. (delete_null_pointer_checks): Similarly. * rtl.h (delete_null_pointer_checks): Update prototype. * toplev.c (rest_of_compilation): Only run cleanup_cfg if delete_null_pointer_checks deletes one or more null pointer checks. Do not run cleanup_cfg before gcse, the CFG is accurate and optimized at that point.. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54617 138bc75d-0d04-0410-961f-82ee72b054a4
* * i386.c (x86_promote_QImode): Set for Athlonhubicka2002-06-111-0/+5
| | | | | | | | | | | | | | (x86_fast_prefix): New global variable. (x86_arch_always_fancy_math_387): Fix formating. * i386.h (x86_fast_prefix): Declare (TARGET_FAST_PREFIX): define. * i386.md (and to strict_low_part, HI to SI promoting splitter): Use new macro. * i386.h (RTX_COSTS): float_extend is not for free for SSE. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54521 138bc75d-0d04-0410-961f-82ee72b054a4
* 2002-06-05 David S. Miller <davem@redhat.com>davem2002-06-111-20/+15
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Delete SEQUENCE rtl usage outside of reorg and ssa passes. * rtl.h (gen_sequence, emit_insns, emit_insns_before, emit_insns_before_scope, emit_insns_after, emit_insns_after_scope): Delete declaration. * ada/misc.c (insert_code_for): Use emit_insn* instead of emit_insns_foo. * config/alpha/alpha.c (alpha_set_memflags_1): Abort on SEQUENCE. (alpha_set_memflags): Fix comment. (set_frame_related_p): Use get_insns instead of gen_sequence. * config/alpha/alpha.md (setjmp receiver splitter): Avoid emitting no insns. * config/arm/arm.c (arm_finalize_pic): Use get_insns instead of gen_sequence. (arm_gen_load_multiple, arm_gen_store_multiple): Likewise. * config/fr30/fr30.c (fr30_move_double): Likewise. * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_movstr): Likewise. * config/ia64/ia64.c (spill_restore_mem): Likewise. * config/ia64/ia64.md (conditional move spliiter): Avoid emitting no insns. * config/m32r/m32r.c (gen_split_move_double): Use get_insns instead of gen_sequence. * config/mips/mips.c (embedded_pic_fnaddr_reg): Likewise. (mips_expand_prologue, mips16_gp_pseudo_reg): Likewise. * config/sh/sh.c (sh_need_epilogue): Likewise. * config/sparc/sparc.md (current_function_calls_alloca, flat): New attributes. (setjmp pattern and split): Use them to avoid splitter which emits no RTL. * genattrtab.c (main): Emit include of function.h * config/stormy16/stormy16.c (xstormy16_split_cbranch): Use get_insns instead of gen_sequence. * config/cris/cris.c (cris_split_movdx): Likewise. * emit-rtl.c (emit_insns*): Kill. (try_split): Expect insn list instead of SEQUENCE. (make_jump_insn_raw, make_call_insn_raw): Fix comments. (emit_*insn*): Reimplement to work with INSN lists and PATTERNs. Make them abort if a SEQUENCE is given and RTL checking is enabled. (emit_*_scope): Don't forget to set scope on final insn. (gen_sequence): Move from here... * ssa.c (gen_sequence): To here as private function. * builtins.c (expand_builtin_apply_args): Use emit_insn_foo, fix comments. (expand_builtin_return, expand_builtin_mathfn): Likewise. (expand_builtin_strlen): Use get_insns instead of gen_sequence. (expand_builtin_saveregs): Use emit_insn_foo, fix comments. (expand_builtin_expect_jump): Use get_insns and fix comments. * calls.c (try_to_integrate): Use emit_insn_foo. (expand_call, emit_library_call_value_1): Likewise. * expr.c (emit_queue): Handle insn lists instead of SEQUENCE. (emit_move_insn_1): Use get_insns instead of gen_sequence. (expand_expr): Use emit_insn_foo. * cfgrtl.c (commit_one_edge_insertion): Use emit_insn_foo. * except.c (build_post_landing_pads): Likewise. * flow.c (attempt_auto_inc): Likewise. * stmt.c (expand_fixup, fixup_gotos, expand_nl_handler_label, expand_nl_goto_receivers, expand_decl_cleanup): Likewise. * function.c (fixup_var_refs_insn): Use get_insns instead of gen_sequence. (fixup_var_refs_1): Likewise and expect insn list from gen_foo. (fixup_memory_subreg): Use get_insns instead of gen_sequence. (fixup_stack_1, purge_addressof_1, expand_main_function, get_arg_pointer_save_area): Likewise. (optimize_bit_field, instantiate_virtual_regs_1, assign_parms, expand_function_end): Use emit_insn_foo. (record_insns, keep_stack_depressed): Work with insn list instead of SEQUENCE, fix comments. * ifcvt.c (noce_emit_store_flag, noce_try_store_flag, noce_try_store_flag_constants, noce_try_store_flag_inc, noce_try_store_flag_mask, noce_emit_cmove, noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Use emit_insn_foo. (noce_process_if_block): Use get_insns instead of gen_sequence. * optabs.c (add_equal_note): Work with insn list, fix comments. (expand_binop): Expect insn list from GEN_FCN(), use emit_insn_foo. (expand_unop, expand_complex_abs, expand_unop_insn, expand_no_conflict_block): Likewise. (gen_move_insn): Use get_insns instead of gen_sequence. (gen_cond_trap): Likewise. * integrate.c (copy_rtx_and_substitute): Likewise. (emit_initial_value_sets): Use emit_insn_foo. * reload1.c (emit_output_reload_insns, emit_reload_insns): Likewise. (fixup_abnormal_edges): Avoid losing REG_NOTES more intelligently now that RTL generators give insn lists. * sibcall.c (replace_call_placeholder): Use emit_insn_foo. * doloop.c (doloop_modify, doloop_modify_runtime): Use get_insns instead of gen_sequence. (doloop_optimize): Work with insn lists instead of SEQUENCE rtl. * explow.c (emit_stack_save, emit_stack_restore): Use get_insns instead of gen_sequence. * loop.c (move_movables, emit_prefetch_instructions, gen_add_mult, check_dbra_loop, gen_load_of_final_value): Likewise. (loop_regs_update): Work with insn list instead of SEQUENCE rtl. (product_cheap_p): Likewise, and add commentary about RTL wastage here. * lcm.c (optimize_mode_switching): Use get_insns instead of gen_sequence. * profile.c (gen_edge_profiler): Likewise. * regmove.c (copy_src_to_dest): Likewise. * reg-stack.c (compensate_edge): Likewise and fix comment. * gcse.c (process_insert_insn): Likewise. (insert_insn_end_bb): Work with insn list instead of SEQUENCE rtl. * jump.c (delete_prior_computation): Update comment. * genemit.c (gen_expand, gen_split, main): Use get_insns instead of gen_sequence, update comments to match. * recog.c (peephole2_optimize): Work with insn lists instead of SEQUENCE rtl. * sched-vis.c (print_pattern): Abort on SEQUENCE. * unroll.c (unroll_loop, find_splittable_givs, final_giv_value): Use get_insns instead of gen_sequence. (copy_loop_body): Likewise and don't emit dummy NOTE. * genrecog.c: Don't mention SEQUENCE rtl in comments. * combine.c (try_combine): Expect insn lists from split generator. * reorg.c (relax_delay_slots): Emit SEQUENCE into insn list by hand. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54497 138bc75d-0d04-0410-961f-82ee72b054a4
* * toplev.c (rest_of_compilation): Disable early if-conversion pass.sayle2002-06-101-1/+1
| | | | | | | * gcse.c (bypass_conditional_jumps): Fix typo in setcc test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54475 138bc75d-0d04-0410-961f-82ee72b054a4
* * gbl-ctors.h: Fix formatting.kazu2002-06-041-175/+175
| | | | | | | | | | | | | | | | | | | | | | | * gcc.c: Likewise. * gccspec.c: Likewise. * gcov.c: Likewise. * gcov-io.h: Likewise. * gcse.c: Likewise. * ggc-common.c: Likewise. * ggc.h: Likewise. * ggc-page.c: Likewise. * ggc-simple.c: Likewise. * global.c: Likewise. * graph.h: Likewise. * gthr-dce.h: Likewise. * gthr.h: Likewise. * gthr-posix.h: Likewise. * gthr-rtems.h: Likewise. * gthr-solaris.h: Likewise. * gthr-win32.h: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54240 138bc75d-0d04-0410-961f-82ee72b054a4
* Merge from pch-branch up to tag pch-commit-20020603.geoffk2002-06-041-2/+3
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54232 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (cprop_jump): Use single_set to get the patternsayle2002-06-041-3/+6
| | | | | | | from the setcc argument. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54221 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (bypass_conditional_jumps): Fix typo last change.rth2002-06-021-1/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54189 138bc75d-0d04-0410-961f-82ee72b054a4
* * loop.c (emit_prefetch_instructions): Properly place the address computation.hubicka2002-06-021-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill. (set_block_for_insn): Turn into macro. * cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn. * cfglayout.c (insn_scopes): Kill. (scope_to_insns_initialize): Do not use insn_scopes. (scope_to_insns_finalize): Likewise. (duplicate_insn_chain): Likewise. (cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes. * cfgrtl.c (basic_block_for_insn): Kill. (delete_insn_and_edges, delete_insn_chain_and_edges): Simplify. (create_basic_block_structure): Use reorder_insns. (compute_bb_for_insn): Do not use basic_block_for_insn. (merge_blocks_nomove): Likewise. (update_bb_for_insn): Likewise. (verify_flow_info): Likewise. (set_block_for_insn): Kill. * combine.c (try_combine): Update gen_rtx_INSN call. * emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call. (mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear scopes and BBs. (add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify. (emit_note_before, emit_note_after, emit_line_note_after, emit_note): Clear BB. (emit_insns_after): Simplify. (emit_copy_of_insn_after): Copy scope. * final.c (final_start_function): Lower scopes. * flow.c (check_function_return_warnings): Do not rely on deleted insn. * integrate.c (copy_insn_list): Cope scopes. * jump.c (duplicate_loop_exit_test): LIkewise; simplify. * loop.c (loop_optimize): Do not care block notes. * print-rtl.c (print_rtx): Print BB. * recog.c (apply_change_group): Simplify. * rtl.c (copy_rtx): Handle 'B'. * rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields. * rtl.h (Field accessors): Update indexes. * sched-ebb.c (schedule_ebbs): Do not lower notes. * sched-rgn.c (schedule_insns): Likewise. * toplev.c (rest_of_compilation): Lower notes. * unroll.c (unroll_loop): Do not care scoping notes. (copy_loop_body): Copy scopes. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54188 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtl.h (CC0_P): New.rth2002-06-021-31/+24
| | | | | | | | | | | * gcse.c (cprop_jump): Use it with single_set. Tweak dump text. (cprop_insn): Allow any mode register; use CC0_P. CSE out single_set. (bypass_block): Save old dest block for dump text. (bypass_conditional_jumps): Allow any mode register; use CC0_P. Allow only true SET insns, not single_set. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54178 138bc75d-0d04-0410-961f-82ee72b054a4
* * cfgrtl.c (commit_one_edge_insertion): Fix warning.hubicka2002-06-021-1/+1
| | | | | | | * gcse.c (bypass_conditional_jumps): CSE out single_set call. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54175 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (bypass_conditional_jumps): Use single set to obtain set.hubicka2002-06-021-1/+2
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54165 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (cprop_cc0_jump): Function deleted.sayle2002-06-011-68/+265
| | | | | | | | | | | | | | | | | | | | | (cprop_jump): Take an additional argument which is the possibly NULL cc setting insn immediately before the conditional jump. When a MODE_CC set is present, substitute it into the JUMP_INSN before attempting the constant propagation. (cprop_insn): Recognize cc setters followed by conditional jumps as a special case. Use cprop_jump instead of cprop_cc0_jump. (cprop_one_pass): Call bypass_conditional_jumps if altering jumps. (find_bypass_set): New function based upon find_avail_set used by cprop, but finds constant expressions available at the end of basic blocks. (bypass_block): New function. Given a basic block that begins with a conditional jump and multiple incoming edges, perform the jump bypass optimization. (bypass_conditional_jumps): New function. Call bypass_block with each suitable basic block in the CFG using a simple single pass. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54152 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (gcse_emit_move_after): New.hubicka2002-05-311-31/+40
| | | | | | | | | | | | | | (pre_delete, hoist_store): Use it. * reload1.c (emit_input_reload_insns): Use constrain_operands instead of constraint_accepts_reg_p to verify optimization. (constraint_accepts_reg_p): Kill * reload1.c (reload_cse_delete_noop_set): Kill. (reload_cse_simplify): use delte_insn_and_edges. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54105 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (last_basic_block): Defined as synonym forrakdver2002-05-271-57/+57
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | n_basic_blocks. * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute, flow_depth_first_order_compute, flow_preorder_transversal_compute, flow_dfs_compute_reverse_init): Replaced relevant occurences of n_basic_blocks with last_basic_block. * cfgbuild.c (make_edges): Likewise. * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise. * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise. * combine.c (combine_instructions): Likewise. * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap, iterative_dataflow_bitmap): Likewise. * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree, calc_idoms, idoms_to_doms): Likewise. * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars): Likewise. * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties, compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass, one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p, one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1, delete_null_pointer_checks, compute_code_hoist_vbeinout, hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass, compute_store_table, build_store_vectors): Likewise. * haifa-sched.c (sched_init): Likewise. * ifcvt.c (if_convert): Likewise. * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete, pre_edge_lcm, compute_available, compute_nearerout, compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching): Likewise. * predict.c (estimate_probability, process_note_prediction, note_prediction_to_br_prob): Likewise. * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise. * recog.c (split_all_insns, peephole2_optimize): Likewise. * regrename.c (copyprop_hardreg_forward): Likewise. * resource.c (init_resource_info): Likewise. * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info, init_regions, schedule_insns): Likewise. * ssa-ccp.c (ssa_const_prop): Likewise. * ssa-dce.c (ssa_eliminate_dead_code): Likewise. * ssa.c (compute_dominance_frontiers, compute_iterated_dominance_frontiers, convert_to_ssa): Likewise. * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code) * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector sizes consistently. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53924 138bc75d-0d04-0410-961f-82ee72b054a4
* * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):rakdver2002-05-231-128/+140
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Use FOR_EACH_BB macros to iterate over basic block chain. * cfg.c (clear_edges, clear_bb_flags, dump_flow_info, alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges): Likewise. * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add, find_unreachable_blocks, create_edge_list, verify_edge_list, remove_fake_edges, add_noreturn_fake_exit_edges, flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute): Likewise. * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks): Likewise. * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks): Likewise. * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps): Likewise. * cfgloop.c (flow_loops_cfg_dump, flow_loops_find): Likewise. * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges, commit_edge_insertions, commit_edge_insertions_watch_calls, print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise. * combine.c (combine_instructions, reg_dead_at_p): Likewise. * conflict.c (conflict_graph_compute): Likewise. * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1, df_modified_p, df_refs_unlink, df_dump): Likewise. * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise. * final.c (compute_alignments): Likewise. * flow.c (update_life_info, update_life_info_in_dirty_blocks, delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data, count_or_remove_death_notes): Likewise. * gcse.c (oprs_unchanged_p, record_last_reg_set_info, compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill, classic_gcse, compute_transp, cprop, compute_pre_data, compute_transpout, invalidate_nonnull_info, delete_null_pointer_checks_1, delete_null_pointer_checks, compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems, compute_store_table, build_store_vectors, store_motion): Likewise. * global.c (global_conflicts, mark_elimination): Likewise. * graph.c (print_rtl_graph_with_bb): Likewise. * haifa-sched.c (sched_init): Likewise. * ifcvt.c (if_convert): Likewise. * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete, compute_available, compute_nearerout, compute_rev_insert_delete, optimize_mode_switching): Likewise. * local-alloc.c (local_alloc, update_equiv_regs): Likewise. * predict.c (estimate_probability, note_prediction_to_br_prob, propagate_freq, counts_to_freqs, expensive_function_p, estimate_bb_frequencies): Likewise. * profile.c (instrument_edges, get_exec_counts, compute_branch_probabilities, compute_checksum, branch_prob, find_spanning_tree): Likewise. * recog.c (split_all_insns, peephole2_optimize): Likewise. * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs): Likewise. * regclass.c (scan_one_insn, regclass): Likewise. * regmove.c (mark_flags_life_zones, regmove_optimize, record_stack_memrefs): Likewise. * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise. * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise. * resource.c (find_basic_block): Likewise. * sched-ebb.c (schedule_ebbs): Likewise. * sched-rgn.c (is_cfg_nonregular, build_control_flow, find_single_block_region, find_rgns, schedule_insns) * sibcall.c (optimize_sibling_and_tail_recursive_call) * ssa-ccp.c (optimize_unexecutable_edges, ssa_ccp_df_delete_unreachable_insns): Likewise. * ssa-dce.c (ssa_eliminate_dead_code): Likewise. * ssa.c (find_evaluations, compute_dominance_frontiers_1, rename_block, convert_to_ssa, compute_conservative_reg_partition, compute_coalesced_reg_partition, rename_equivalent_regs, convert_from_ssa): Likewise. * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue, process_for_unwind_directive): Likewise. * df.c (FOR_ALL_BBS): Removed. * gcse.c (struct null_pointer_info): Type of current_block field changed. (struct reg_avail_info): Type of last_bb field changed. * config/ia64/ia64.c (block_num): Removed. (need_copy_state): Type changed. (last_block): New. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53804 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (hash_expr): Do not use alias set for hashing.hubicka2002-05-231-1/+3
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53772 138bc75d-0d04-0410-961f-82ee72b054a4
* * bb-reorder.c (make_reorder_chain_1): Modified.rakdver2002-05-211-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | * cfganal.c (can_fallthru, flow_call_edges_add, flow_preorder_transversal_compute): Modified. * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks): Modified. * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Modified. * cfglayout.c (skip_insns_after_block, fixup_reorder_chain, fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Modified. * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Modified. * combine.c (this_basic_block): Type changed to basic_block. (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate, get_last_value, distribute_notes, distribute_links): Modified. * final.c (compute_alignments): Modified. * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Modified. * function.c (thread_prologue_and_epilogue_insns): Modified. * gcse.c (compute_code_hoist_vbeinout): Modified. * global.c (build_insn_chain): Modified. * ifcvt.c (find_if_block, find_cond_trap): Modified. * predict.c (last_basic_block_p, note_prediction_to_br_prob): Modified. * regmove.c (regmove_optimize): Modified. * resource.c (find_basic_block): Modified. * sched-ebb.c (schedule_ebbs): Modified. * ssa-dce.c (find_control_dependence, find_pdom): Modified. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53695 138bc75d-0d04-0410-961f-82ee72b054a4
* Revert "Basic block renumbering removal", and two followup patches.rth2002-05-171-241/+237
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53537 138bc75d-0d04-0410-961f-82ee72b054a4
* Basic block renumbering removal.rth2002-05-161-237/+241
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53522 138bc75d-0d04-0410-961f-82ee72b054a4
* 2002-03-09 Jakub Jelinek <jakub@redhat.com>davem2002-05-151-1/+2
| | | | | | | | PR optimization/5172, optimization/5200 * gcse.c (gcse_main): Disable store_motion. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53477 138bc75d-0d04-0410-961f-82ee72b054a4
* * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).rth2002-04-221-17/+41
| | | | | | | | | | * gcse.c (free_insn_expr_list_list): New. (clear_modify_mem_tables): Use it. Fix bit set usage. (canon_list_insert): Use EXPR_LISTs for expressions. (record_last_mem_set_info): Factor BLOCK_NUM (insn). git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@52624 138bc75d-0d04-0410-961f-82ee72b054a4
* PR optimization/6233amodra2002-04-101-15/+1
| | | | | | | | | | * rtlanal.c (pure_call_p): New function. * rtl.h (pure_call_p): Declare. * loop.c (prescan_loop): Use it to set has_nonconst_call. * gcse.c (store_killed_in_insn): Use pure_call_p here too. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@52110 138bc75d-0d04-0410-961f-82ee72b054a4
* * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,rth2002-04-091-4/+4
| | | | | | | | | | | | | sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c): Do not return changed status. (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg, sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg): New functions that do return changed status. * sbitmap.h: Update decls. * gcse.c, lcm.c: Use _cg functions as needed. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@52094 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c: Include except.h.rth2002-03-251-0/+1
| | | | | | | * Makefile.in (gcse.o): Update. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@51297 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (insert_insn_end_bb): Fix typo in last change.ghazi2002-03-081-1/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@50453 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (fixup_abnormal_edges): Declare.hubicka2002-03-071-3/+18
| | | | | | | | | | | | * reload1.c (fixup_abnormal_edges): New function. * reg-stack.c (convert_regs): Use it. * gcse.c (insert_insn_end_bb): Handle trapping insns. * gcse.c (hash_scan_set): Refuse instructions with EH edges. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@50405 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (BB_REACHABLE): Renumber.hubicka2002-02-281-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (BB_DIRTY, BB_NEW): New flags. (clear_bb_flags): Declare. (update_life_info_in_dirty_blocks): Declare. * cfg.c (clear_bb_flags): New function. * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW. * emit-rtl.c (add_insn_after, add_insn_before, remove_insn, reorder_insns, emit_insn_after): Mark block as dirty. * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS. (update_life_info_in_dirty_blocks): New function. * recog.c (apply_change_group): Dirtify block. * cse.c (cse_insn): Reorder emitting of jump insn to keep cfg consistent. * gcse.c (delete_null_pointer_checks): Likewise. * toplev.c (dump_file_index): Move cse2 after bp, add DFI_null (dump_file_info): Similary. (rest_of_compilation): Avoid most of CFG rebuilds; do first if converision after null pointer checks, do cse2 after branch prediction; avoid full liveness rebuild after initializing subregs. * invoke.texi (-d options): Document -du, renumber. * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE. (notice_new_block): Do not set BB_UPDATE_LIFE. (try_forward_edges, merge_blocks_move_predecessor_nojumps, merge_blocks_move_successor_nojumps, merge_blocks, try_crossjump_to_edge): Likewise. (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks. * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a. * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill. (merge_of_block): Do not use life_data_ok. (find_if_case_1): Do not use SET_UPDATE_LIFE. (if_convert): Use BB_DIRTY mechanizm to update life. * lcm.c (optimize_mode_switching): Update update_life_info_in_dirty_blocks git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@50127 138bc75d-0d04-0410-961f-82ee72b054a4
* 2002-02-19 Aldy Hernandez <aldyh@redhat.com>aldyh2002-02-191-0/+22
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector. ("mmx_uavgv4hi3"): Same. ("pmulhrwv4hi3"): Same. * tree-inline.c (walk_tree): Handle vectors. * c-common.c (constant_expression_warning): Handle vectors. (overflow_warning): Same. * sched-deps.c (sched_analyze_2): Handle vectors. * rtlanal.c (rtx_unstable_p): Handle vectors. (rtx_varies_p): Same. (count_occurrences): Same. (regs_set_between_p): Same. (modified_between_p): Same. (modified_in_p): Same. (volatile_insn_p): Same. (volatile_refs_p): Same. (side_effects_p): Same. (may_trap_p): Same. (inequality_comparisons_p): Same. (replace_regs): Same. (computed_jump_p_1): Same. * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th argument. (inner_mode_array): New. (copy_rtx): Handle vectors. (copy_most_rtx): Same. (rtx_equal_p): Same. (get_mode_alignment): Adjust for vectors. * resource.c (mark_referenced_resources): Handle vectors. (mark_set_resources): Same. * reload1.c (eliminate_regs): Handle vectors. (elimination_effects): Same. (scan_paradoxical_subregs): Same. * reload.c (subst_reg_equivs): Handle vectors. * regrename.c (scan_rtx): Handle vectors. * regclass.c (reg_scan_mark_refs): Handle vectors. * recog.c (find_single_use_1): Handle vectors. * local-alloc.c (equiv_init_varies_p): Handle vectors. (contains_replace_regs): Same. (memref_referenced_p): Same. * integrate.c (copy_rtx_and_substitute): Handle vectors. (subst_constants): Same. * genattrtab.c (attr_copy_rtx): Handle vectors. (encode_units_mask): Same. (clear_struct_flag): Same. (count_sub_rtxs): Same. * gcse.c (want_to_gcse_p): Handle vectors. (oprs_unchanged_p): Same. (hash_expr_1): Same. (oprs_not_set_p): Same. (expr_killed_p): Same. (compute_transp): Same. (store_ops_ok): Same. * function.c (purge_addressof_1): Do not allow paradoxical subregs of vectors. (fixup_var_refs_1): Same. (instantiate_virtual_regs_1): Same. * fold-const.c (operand_equal_p): Handle vectors. (fold): Same. (rtl_expr_nonnegative_p): Same. * flow.c (mark_used_regs): Handle vectors. * df.c (df_uses_record): Handle vectors. * cselib.c (cselib_subst_to_values): Handle vectors. (cselib_mem_conflict_p): Same. (hash_rtx): Same. * cse.c (canon_reg): Handle vectors. (fold_rt): Same. (cse_process_notes): Same. (count_reg_usage): Same. (canon_hash): Same. * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR. * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR. * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors. (gen_rtx): Handle CONST_VECTOR. (gen_const_vector_0): New. (copy_rtx_if_shared): CONST_VECTORs can be shared. (reset_used_flags): Same. (copy_insn_1): Same. (initializer_constant_valid_p): Handle VECTOR_CST. * doc/c-tree.texi (Expression trees): Document VECTOR_CST. * doc/rtl.texi (Constants): Document const_vector. (CONST0_RTX): Update for vectors. (RTL sharing): Same. * print-tree.c (print_node): Add case for VECTOR_CST. * tree.h (TREE_VECTOR_CST_ELTS): New. (struct tree_vector): New. (union tree_node): Add vector node. (build_vector): Add prototype. * tree.def (VECTOR_CST): New. * tree.c (build_vector): New. * expmed.c (make_tree): Handle CONST_VECTOR. * rtl.h (CONSTANT_P): CONST_VECTORs are constants too. (CONST_VECTOR_ELT): New. (CONST_VECTOR_NUNITS): New. * machmode.h (GET_MODE_INNER): New. (DEF_MACHMODE): Accept 8th arg. * machmode.def: Add 8th argument for vector inner mode. Add inner vector modes for vectors. * rtl.def (VEC_CONST): Remove. (CONST_VECTOR): New. * expr.c (clear_storage): Allow vectors. (is_zeros_p): Handle VECTOR_CST. * varasm.c (output_constant_pool): Handle vectors. (rtx_const): Add veclo and vechi fields. (kind): Add RTX_VECTOR. (decode_rtx_const): Add case for vector. * config/rs6000/rs6000-protos.h: Add zero_constant. * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector constants. Force easy vector constants into memory. (easy_vector_constant): New. (emit_easy_vector_constant): New. (rs6000_legitimize_reload_address): Do not generate bad reloads on darwin. * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what instruction does. ("altivec_lvxl"): Same. (altivec_lvebx): Same. (altivec_lvehx): Same. (altivec_lvewx): Same. ("*movv4si_const0"): New. ("*movv4sf_const0"): New. ("*movv8hi_const0"): New. ("*movv16qi_const0"): New. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@49853 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.m.hayes2002-01-121-2/+2
| | | | | | | * lcm.c (compute_earliest, compute_farthest): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@48789 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (update_br_prob_note): Declare.hubicka2002-01-101-5/+2
| | | | | | | | | | | | | | | | | | | | * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note. (try_forward_edges): Care negative frequencies and update note. (outgoing_edges_match): Tweek conditional merging heuristics. (try_crossjump_to_edge): use update_br_prob_note. * cfglayout.c (fixup_reorder_chain): Likewise. * cfrtl.c (update_br_prob_note): New. * ifcvt.c (dead_or_predicable): Call update_br_prob_note. * i386.c (ix86_decompose_address): Return -1 if address contains shift. (legitimate_address_p): Require ix86_decompose_address to return 1. * gcse.c (hash_scan_set): Use CONSTANT_INSN_P. (cprop_insn): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@48750 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.rth2002-01-091-19/+11
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@48694 138bc75d-0d04-0410-961f-82ee72b054a4
* Remove erroneous checkin on wrong branch.aj2002-01-081-1/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@48646 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (gcse_main): Disable store_motion until it gets fixed.aj2002-01-081-1/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@48645 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c: Fix formatting.kazu2002-01-031-42/+43
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@48502 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (gcse_main): Fix typos.grahams2001-12-311-8/+8
| | | | | | | (alloc_gcse_mem): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@48406 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (store_killed_in_insn): Consider pure callsjakub2001-12-051-1/+14
| | | | | | | | | as potential store killers in addition to normal calls. * gcc.c-torture/execute/20011024-1.c: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@47675 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (delete_null_pointer_checks_1): Do not use delelete_list;hubicka2001-12-031-18/+6
| | | | | | | | | | | | | | | | | call purge_dead_edges after removing. (delete_null_pointer_checks): Do not handle delete_list. * cfgbuild.c (inside_basic_block_p, control_flow_insn_p): Break out from ... (count_basic_blocks): ... here. (find_basic_blocks, find_bb_boundaries): Cleanup. * stor-layout.c (fixup_signed_type, fixup_unsigned_type): Avoid overflow for types greater then 2 * HOST_WIDE_INT. * reload.c (find_reloads): Update the duplicates after swapingg. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@47551 138bc75d-0d04-0410-961f-82ee72b054a4
* * ChangeLog.0, ChangeLog.2, ChangeLog.3, ChangeLog.4, ChangeLog,jsm282001-11-231-1/+1
| | | | | | | | | | | FSFChangeLog.10, c-decl.c, cppfiles.c, cppinit.c, cpplex.c, cpplib.c, cppmain.c, cse.c, df.c, diagnostic.c, dominance.c, dwarf2out.c, dwarfout.c, emit-rtl.c, errors.c, except.c, except.h, explow.c, function.c, gcse.c, genrecog.c, predict.c, regmove.c, sched-rgn.c, ssa-ccp.c, stmt.c, toplev.c: Fix spelling errors. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@47279 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (cprop_jump): Clear JUMP_LABEL field when we createlaw2001-11-191-1/+4
| | | | | | | a nop-jump. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@47183 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (try_replace_reg): Copy RTX before creating note.hubicka2001-11-191-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | * df.h (df_ref_flags): New uenum. (DF_REF_FLAGS): New macro. (struct ref): Add field "flags". * df.c (HANDLE_SUBREG): Remove. (df_ref_create): Likewise; set flags field of ref. (df_def_record_1): Strip down read_write subreg; remove commented out code; set READ_WRITE flag. (read_modify_subreg_p): New static function. (df_uses_record): Cleanup SET handling; set READ_WRITE flag; new argument "flags". (df_insn_refs_record): Update call of df_uses_record. (df_insn_modify): Avoid #if 0 around comment. (df_dump): Dump the read/write flag. * predict.c (propagate_freq): Make cyclic_probability and frequency volatile * i386.c (ix86_cc_mode): Accept USE. * cfgrtl.c (purge_dead_edges): Cleanup EDGE_ABNORMAL flag if computed jump is turned into simplejump. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@47175 138bc75d-0d04-0410-961f-82ee72b054a4
* * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL orjakub2001-10-301-2/+1
| | | | | | | | | | | | | | | | | REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any). * rtl.h (set_unique_reg_note): Change return value. * gcse.c (try_replace_reg): Use set_unique_reg_note. * cse.c (cse_insn): Likewise. * expr.c (emit_move_insn): Likewise. * explow.c (force_reg): Likewise. * local-alloc (update_equiv_regs): Likewise. * loop.c (move_moveables, load_mems): Likewise. * reload (find_reloads): Likewise. * gcc.dg/20011029-2.c: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@46636 138bc75d-0d04-0410-961f-82ee72b054a4
* * lcm.c (optimize_mode_switching): Do not rebuild liveness informationhubicka2001-10-301-55/+51
| | | | | | | | | | | | | | | | | | | | | | | | | | | | when no changes has been made. * gcse.c (reg_set_bitmap): Turn into reg_set. (modify_mem_list_set, canon_modify_mem_list_set) (clear_modify_mem_tables, free_modify_mem_tables): New. (gcse_main); Use free_modify_mem_tables. (free_gcse_mem): Likewise; free the bitmaps. (alloc_gcse_main): Initialize the bitmaps. (canon_list_insert): Set canon_modify_mem_list_set. (record_last_mem_set_info): Likewise; set modify_mem_list_set. (compute_hash_table): Use clear_modify_mem_tables. (reset_opr_set_tables): Likewise. (oprs_not_set_p): reg_set_bitmap is regset. (mark_set, mark_clobber): Likewise. * df.h (DF_EQUIV_NOTES): New constant. (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes when asked for. * sched-rgn.c (CHECK_DEAD_NOTES): New constant. (init_regions, schedule_insns): Conditionalize the checking code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@46634 138bc75d-0d04-0410-961f-82ee72b054a4
* * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,jsm282001-10-281-7/+7
| | | | | | | | | | | | | ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11, c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc, configure, configure.in, except.c, except.h, flow.c, function.c, gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def, predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c, sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c, unroll.c: Fix spelling errors. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@46595 138bc75d-0d04-0410-961f-82ee72b054a4
* * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,jsm282001-10-281-2/+2
| | | | | | | | | | | | ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS, c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c, collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h, haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c, regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c, system.h, toplev.c: Fix spelling errors. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@46580 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.kenner2001-10-281-1/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@46574 138bc75d-0d04-0410-961f-82ee72b054a4
* 2001-10-10 Stan Shebs <shebs@apple.com>shebs2001-10-111-3/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * alias.c: Remove uses of "register" specifier in declarations of arguments and local variables. * c-common.c: Ditto. * c-convert.c: Ditto. * c-decl.c: Ditto. * c-format.c: Ditto. * c-semantics.c: Ditto. * c-typeck.c: Ditto. * caller-save.c: Ditto. * calls.c: Ditto. * cfg.c: Ditto. * cfgbuild.c: Ditto. * cfgrtl.c: Ditto. * collect2.c: Ditto. * combine.c: Ditto. * convert.c: Ditto. * cppexp.c: Ditto. * cppfiles.c: Ditto. * cse.c: Ditto. * dbxout.c: Ditto. * defaults.h: Ditto. * df.c: Ditto. * dwarf2out.c: Ditto. * dwarfout.c: Ditto. * emit-rtl.c: Ditto. * explow.c: Ditto. * expmed.c: Ditto. * expr.c: Ditto. * final.c: Ditto. * fix-header.c: Ditto. * floatlib.c: Ditto. * flow.c: Ditto. * fold-const.c: Ditto. * function.c: Ditto. * gcc.c: Ditto. * gcse.c: Ditto. * gen-protos.c: Ditto. * genattrtab.c: Ditto. * gencheck.c: Ditto. * genconfig.c: Ditto. * genemit.c: Ditto. * genextract.c: Ditto. * genflags.c: Ditto. * gengenrtl.c: Ditto. * genoutput.c: Ditto. * genpeep.c: Ditto. * genrecog.c: Ditto. * gensupport.c: Ditto. * global.c: Ditto. * gmon.c: Ditto. * graph.c: Ditto. * haifa-sched.c: Ditto. * hard-reg-set.h: Ditto. * hash.c: Ditto. * integrate.c: Ditto. * jump.c: Ditto. * lists.c: Ditto. * local-alloc.c: Ditto. * loop.c: Ditto. * mips-tdump.c: Ditto. * mips-tfile.c: Ditto. * optabs.c: Ditto. * prefix.c: Ditto. * print-rtl.c: Ditto. * read-rtl.c: Ditto. * real.c: Ditto. * recog.c: Ditto. * reg-stack.c: Ditto. * regclass.c: Ditto. * regmove.c: Ditto. * reload.c: Ditto. * reload1.c: Ditto. * reorg.c: Ditto. * resource.c: Ditto. * rtl.c: Ditto. * rtlanal.c: Ditto. * scan.c: Ditto. * sched-deps.c: Ditto. * sched-rgn.c: Ditto. * sdbout.c: Ditto. * simplify-rtx.c: Ditto. * stmt.c: Ditto. * stor-layout.c: Ditto. * toplev.c: Ditto. * tradcif.y: Ditto. * tradcpp.c: Ditto. * tree.c: Ditto. * unroll.c: Ditto. * varasm.c: Ditto. * xcoffout.c: Ditto. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@46173 138bc75d-0d04-0410-961f-82ee72b054a4
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