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* basic-block.h (struct edge_def): Remove crossing_edge.
(EDGE_CROSSING): New define.
(EDGE_ALL_FLAGS): Update.
* bb-reorder.c (find_traces_1_round, better_edge_p,
find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
find_jump_block, fix_crossing_conditional_branches,
fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
Replace all occurences of crossing_edge with an edge flag check
or set/reset.
* cfgcleanup.c (try_simplify_condjump, try_forward_edges,
try_crossjump_bb): Likewise.
* cfglayout.c (fixup_reorder_chain): Likewise.
* cfgrtl.c (force_nonfallthru_and_redirect,
commit_one_edge_insertion): Likewise.
* Makefile.in (cfganal.o): Depend on TIMEVAR_H.
* tree-flow.h (compute_dominance_frontiers): Move prototype...
* basic-block.h: ...here.
* tree-cfg.c (compute_dominance_frontiers_1,
compute_dominance_frontiers): Move from here...
* cfganal.c: ...to here. Include timevar.h.
From-SVN: r86228
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* basic-block.h (remove_fake_exit_edges): Declare.
* cfganal.c (remove_fake_predecessors): Rename from
remove_fake_successors; iterate over predecessors.
(remove_fake_exit_edges): New.
* cfgcleanup.c (try_optimize_cfg): Use it.
* gcse.c (one_pre_gcse_pass, store_motion): Likewise.
* predict.c (estimate_probability): Likewise.
(tree_estimate_probability, note_prediction_to_br_prob): Likewise.
* tree-cfg.c (make_edges): Likewise.
* tree-ssa-pre.c (fini_pre): Likewise.
* profile.c (instrument_edges): Don't remove_fake_edges.
(branch_prob): Do it earlier here.
From-SVN: r84840
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NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
2004-07-08 Jerry Quinn <jlquinn@optonline.net>
* alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
* bb-reorder.c (mark_bb_for_unlikely_executed_section,
add_labels_and_missing_jumps, find_jump_block,
fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
Likewise.
* bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
link_btr_uses, move_btr_def): Likewise.
* builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
expand_builtin_expect_jump): Likewise.
* caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
* calls.c (expand_call, emit_library_call_value_1): Likewise.
* cfganal.c (forwarder_block_p): Likewise.
* cfgbuild.c (inside_basic_block_p, count_basic_blocks,
make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
find_bb_boundaries): Likewise.
* cfgcleanup.c (try_simplify_condjump, try_forward_edges,
merge_blocks_move_predecessor_nojumps,
merge_blocks_move_successor_nojumps, insns_match_p,
flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
try_optimize_cfg): Likewise.
* cfgexpand.c (expand_block, construct_exit_block): Likewise.
* cfglayout.c (skip_insns_after_block, label_for_bb,
record_effective_endpoints, insn_locators_initialize,
fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
* cfgmainloop.c (create_loop_notes): Likewise.
* cfgrtl.c (delete_insn, delete_insn_chain,
create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
redirect_branch_edge, force_nonfallthru_and_redirect,
rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
purge_dead_edges, cfg_layout_redirect_edge_and_branch,
cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
* combine.c (combine_instructions, can_combine_p, try_combine,
find_split_point, record_dead_and_set_regs, reg_dead_at_p,
distribute_notes, distribute_links, insn_cuid): Likewise.
* cse.c (fold_rtx, cse_insn, cse_around_loop,
invalidate_skipped_block, cse_set_around_loop,
cse_end_of_basic_block, cse_main, cse_basic_block,
cse_condition_code_reg): Likewise.
* cselib.c (cselib_process_insn): Likewise.
* ddg.c (create_ddg): Likewise.
* df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
Likewise.
* dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
gen_label_die, dwarf2out_var_location): Likewise.
* emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
last_call_insn, active_insn_p, next_label, prev_label,
link_cc0_insns, next_cc0_user, try_split, add_insn_after,
add_insn_before, remove_insn, add_function_usage_to,
reorder_insns, find_line_note, remove_unnecessary_notes,
emit_insn_after_1, classify_insn): Likewise.
* except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
connect_post_landing_pads, sjlj_mark_call_sites,
sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
can_throw_internal, can_throw_external, set_nothrow_function_flags,
convert_to_eh_region_ranges): Likewise.
* explow.c (optimize_save_area_alloca): Likewise.
* expr.c (expand_expr_real): Likewise.
* final.c (insn_current_reference_address, compute_alignments,
shorten_branches, final, scan_ahead_for_unlikely_executed_note,
final_scan_insn, output_asm_label, leaf_function_p): Likewise.
* flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
propagate_block_delete_insn, propagate_one_insn,
init_propagate_block_info, propagate_block, libcall_dead_p,
mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
Likewise.
* function.c (instantiate_virtual_regs, reorder_blocks_1,
expand_function_start, expand_function_end, contains,
thread_prologue_and_epilogue_insns,
reposition_prologue_and_epilogue_notes): Likewise.
* gcse.c (constprop_register, bypass_conditional_jumps,
insert_insn_end_bb, gcse_after_reload): Likewise.
* genemit.c (gen_expand, gen_split): Likewise.
* genpeep.c (gen_peephole, main): Likewise.
* global.c (build_insn_chain): Likewise.
* graph.c (node_data, print_rtl_graph_with_bb): Likewise.
* haifa-sched.c (unlink_other_notes, unlink_line_notes,
get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
restore_line_notes, rm_redundant_line_notes, rm_other_notes,
ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
* ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
merge_if_block, block_jumps_and_fallthru_p, find_if_block,
dead_or_predicable): Likewise.
* integrate.c (try_constants): Likewise.
* jump.c (rebuild_jump_labels, cleanup_barriers,
purge_line_number_notes, init_label_info, mark_all_labels,
squeeze_notes, get_label_before, get_label_after,
reversed_comparison_code_parts, simplejump_p, pc_set,
returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
delete_barrier, delete_prior_computation, delete_computation,
delete_related_insns, delete_for_peephole, redirect_jump):
Likewise.
* lcm.c (optimize_mode_switching): Likewise.
* local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
Likewise.
* loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
* loop-invariant.c (find_exits, find_invariants_bb): Likewise.
* loop-iv.c (simplify_using_assignment): Likewise.
* loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
check_insn_for_givs, check_final_value, update_giv_derive,
basic_induction_var, product_cheap_p, check_dbra_loop,
loop_insn_first_p, last_use_this_basic_block,
canonicalize_condition, get_condition, loop_regs_scan, load_mems,
try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
* modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
sms_schedule_by_order): Likewise.
* optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
* postreload.c (reload_cse_simplify_operands, reload_combine,
reload_cse_move2add): Likewise.
* predict.c (can_predict_insn_p, estimate_probability,
expected_value_to_br_prob, process_note_predictions): Likewise.
* print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
* profile.c (branch_prob): Likewise.
* ra-build.c (live_out_1, livethrough_conflicts_bb,
detect_webs_set_in_cond_jump): Likewise.
* ra-debug.c (ra_print_rtx_object, ra_debug_insns,
ra_print_rtl_with_bb): Likewise.
* ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
* recog.c (next_insn_tests_no_inequality, find_single_use,
split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
* reg-stack.c (next_flags_user, record_label_references,
emit_swap_insn, swap_rtx_condition, subst_stack_regs,
compensate_edge, convert_regs_1): Likewise.
* regclass.c (scan_one_insn): Likewise.
* regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
regmove_optimize, fixup_match_1, single_set_for_csa,
combine_stack_adjustments_for_block): Likewise.
* regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
* reload.c (find_reloads, find_reloads_address_1, subst_reloads,
find_equiv_reg): Likewise.
* reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
reload_as_needed, emit_input_reload_insns, do_output_reload,
delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
Likewise.
* reorg.c (find_end_label, emit_delay_sequence,
delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
get_jump_flags, rare_destination, mostly_true_jump,
try_merge_delay_insns, redundant_insn, own_thread_p,
fill_simple_delay_slots, fill_slots_from_thread,
fill_eager_delay_slots, relax_delay_slots, make_return_insns,
dbr_schedule): Likewise.
* resource.c (find_basic_block, next_insn_no_annul,
find_dead_or_set_registers, mark_target_live_regs): Likewise.
* rtl.h (RTX_PREV): Likewise.
* rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
tablejump_p, computed_jump_p, insns_safe_to_move_p,
find_first_parameter_load, can_hoist_insn_p): Likewise.
* sched-deps.c (get_condition, add_dependence, sched_analyze_2,
sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
* sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
schedule_ebbs): Likewise.
* sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
is_conditionally_protected, can_schedule_ready_p,
add_branch_dependences, debug_dependencies): Likewise.
* stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
Likewise.
* unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
set_dominates_use, ujump_to_loop_cont): Likewise.
* var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
* varasm.c (output_constant_pool_1): Likewise.
From-SVN: r84341
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2004-06-15 Jerry Quinn <jlquinn@optonline.net>
* alias.c (record_set, record_base_value, canon_rtx, get_addr,
nonlocal_mentioned_p_1, init_alias_analysis): Use REG_P.
* bt-load.c (find_btr_reference, insn_sets_btr_p, note_btr_set):
Likewise.
* builtins.c (expand_builtin_setjmp, expand_builtin_apply,
expand_builtin_mathfn, expand_builtin_strlen, expand_builtin_memcmp,
expand_builtin_strcmp, expand_builtin_strncmp,
expand_builtin_frame_address): Likewise.
* caller-save.c (mark_set_regs, add_stored_regs, mark_referenced_regs,
insert_one_insn): Likewise.
* calls.c (prepare_call_address, precompute_register_parameters,
precompute_arguments, expand_call, emit_library_call_value_1): Likewise.
* cfganal.c (flow_active_insn_p): Likewise.
* combine.c (set_nonzero_bits_and_sign_copies, can_combine_p,
combinable_i3pat, try_combine, find_split_point, COMBINE_RTX_EQUAL_P,
subst, combine_simplify_rtx, simplify_if_then_else, simplify_set,
make_extraction, recog_for_combine, gen_lowpart_for_combine,
simplify_comparison, record_dead_and_set_regs_1,
record_dead_and_set_regs, record_promoted_value,
check_promoted_subreg, get_last_value_validate, get_last_value,
reg_dead_at_p_1, reg_bitfield_target_p, distribute_notes,
unmentioned_reg_p_1): Likewise.
* conflict.c (mark_reg): Likewise.
* cse.c (HASH, COST, COST_IN, approx_reg_cost_1, notreg_cost,
mention_regs, insert_regs, lookup, lookup_for_remove, insert,
merge_equiv_classes, flush_hash_table, invalidate,
remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
invalidate_for_call, use_related_value, canon_hash, exp_equiv_p,
cse_rtx_varies_p, canon_reg, find_best_addr, fold_rtx, equiv_constant,
record_jump_cond, cse_insn, addr_affects_sp_p,
invalidate_from_clobbers, cse_process_notes, cse_around_loop,
cse_set_around_loop, count_reg_usage, set_live_p, cse_change_cc_mode,
cse_cc_succs, cse_condition_code_reg): Likewise.
* cselib.c (cselib_reg_set_mode, rtx_equal_for_cselib_p,
cselib_lookup, cselib_invalidate_regno, cselib_invalidate_rtx,
cselib_record_set, cselib_record_sets): Likewise.
* dbxout.c (dbxout_symbol_location, dbxout_parms, dbxout_reg_parms,
dbxout_block): Likewise.
* df.c (df_ref_record, df_def_record_1, df_uses_record): Likewise.
* dojump.c (do_jump): Likewise.
* dwarf2out.c (dwarf2out_frame_debug_expr, is_pseudo_reg,
is_based_loc, rtl_for_decl_location): Likewise.
* emit-rtl.c (set_reg_attrs_for_parm, set_decl_rtl,
set_decl_incoming_rtl, mark_user_reg): Likewise.
* explow.c (copy_all_regs, copy_all_regs, memory_address, force_reg,
copy_to_suggested_reg, allocate_dynamic_stack_space,
probe_stack_range, hard_function_value): Likewise.
* expmed.c (store_bit_field, store_fixed_bit_field,
store_split_bit_field, extract_bit_field, extract_fixed_bit_field,
extract_split_bit_field, expand_divmod, emit_store_flag_force):
Likewise.
* expr.c (convert_move, convert_modes,
block_move_libcall_safe_for_call_parm, emit_group_load, use_reg,
use_group_regs, emit_move_insn, emit_move_insn_1,
compress_float_constant, push_block, emit_single_push_insn,
emit_push_insn, get_subtarget, expand_assignment, store_expr,
store_constructor, store_field, force_operand, safe_from_p,
expand_expr_real_1, expand_increment, do_store_flag, do_tablejump):
Likewise.
* final.c (profile_function, final_scan_insn, alter_subreg,
get_mem_expr_from_op, output_asm_operand_names, output_operand,
only_leaf_regs_used, leaf_renumber_regs_insn): Likewise.
* flow.c (verify_wide_reg_1, mark_regs_live_at_end,
find_regno_partial, propagate_one_insn, init_propagate_block_info,
insn_dead_p, libcall_dead_p, mark_set_1, not_reg_cond,
attempt_auto_inc, find_auto_inc, mark_used_regs,
count_or_remove_death_notes_bb): Likewise.
* function.c (find_temp_slot_from_address, update_temp_slot_address,
preserve_temp_slots, put_var_into_stack, fixup_var_refs_insn,
fixup_var_refs_1, fixup_stack_1, optimize_bit_field, flush_addressof,
put_addressof_into_stack, purge_addressof_1, insns_for_mem_walk,
purge_single_hard_subreg_set, instantiate_decl,
instantiate_virtual_regs_1, aggregate_value_p, assign_parms,
promoted_input_arg, setjmp_vars_warning, setjmp_args_warning,
setjmp_protect, setjmp_protect_args, fix_lexical_addr,
expand_function_start, diddle_return_value, clobber_return_register,
expand_function_end, keep_stack_depressed, handle_epilogue_set,
update_epilogue_consts): Likewise.
* genemit.c (gen_exp, gen_insn): Likewise.
* genrecog.c (make_insn_sequence): Likewise.
* global.c (global_conflicts, expand_preferences, mark_reg_store,
mark_reg_conflicts, set_preference, reg_becomes_live,
build_insn_chain, mark_reg_change): Likewise.
* haifa_sched.c (CONST_BASED_ADDRESS_P, find_set_reg_weight):
Likewise.
* ifcvt.c (noce_try_abs, noce_get_condition, noce_process_if_block):
Likewise.
* integrate.c (copy_rtx_and_substitute, try_constants,
subst_constants, mark_stores, allocate_initial_values): Likewise.
* jump.c (reversed_comparison_code_parts, delete_prior_computation,
delete_computation, rtx_renumbered_equal_p, true_regnum,
reg_or_subregno): Likewise.
* lcm.c (reg_dies, reg_becomes_live): Likewise.
* local-alloc.c (validate_equiv_mem_from_store, validate_equiv_mem,
update_equiv_regs, no_equiv, block_alloc, combine_regs, reg_is_set,
wipe_dead_reg, no_conflict_p): Likewise.
* loop-iv.c (simple_reg_p, simple_set_p, kill_sets,
iv_get_reaching_def, iv_analyze_biv, altered_reg_used, mark_altered,
simple_rhs_p, simplify_using_assignment, implies_p): Likewise.
* loop.c (scan_loop, combine_movables, rtx_equal_for_loop_p,
move_movables, note_set_pseudo_multiple_uses, consec_sets_invariant_p,
find_single_use_in_loop, count_one_set, loop_bivs_init_find,
loop_givs_rescan, check_insn_for_bivs, check_insn_for_givs,
valid_initial_value_p, simplify_giv_expr, consec_sets_giv,
loop_regs_update, check_dbra_loop, maybe_eliminate_biv,
maybe_eliminate_biv_1, record_initial, update_reg_last_use,
canonicalize_condition, loop_regs_scan, load_mems, try_copy_prop,
try_swap_copy_prop): Likewise.
* optabs.c (expand_binop, expand_vector_binop, expand_vector_unop,
expand_abs, emit_no_conflict_block, emit_libcall_block, expand_float):
Likewise.
* postreload.c (reload_cse_simplify, reload_cse_simplify_set,
reload_cse_simplify_operands, reload_combine,
reload_combine_note_store, reload_combine_note_use,
reload_cse_move2add, move2add_note_store): Likewise.
* print-rtl.c (print_rtx): Likewise.
* ra-build.c (copy_insn_p, remember_move, init_one_web_common,
contains_pseudo, handle_asm_insn): Likewise.
* ra-debug.c (ra_print_rtx_object, dump_constraints,
dump_static_insn_cost): Likewise.
* ra-rewrite.c (slots_overlap_p, emit_colors,
remove_suspicious_death_notes): Likewise.
* recog.c (validate_replace_rtx_1, find_single_use_1, find_single_use,
register_operand, scratch_operand, nonmemory_operand,
constrain_operands): Likewise.
* reg-stack (check_asm_stack_operands, remove_regno_note,
emit_swap_insn, swap_rtx_condition, subst_stack_regs_pat,
subst_asm_stack_regs): Likewise.
* regclass.c (scan_one_insn, record_reg_classes, copy_cost,
record_address_regs, reg_scan_mark_refs): Likewise.
* regmove.c (discover_flags_reg, replacement_quality,
copy_src_to_dest, reg_is_remote_constant_p, regmove_optimize,
fixup_match_1): Likewise.
* regrename.c (note_sets, clear_dead_regs, build_def_use, kill_value,
kill_set_value, copyprop_hardreg_forward_1): Likewise.
* reload.c (MATCHES, push_secondary_reload, find_reusable_reload,
reload_inner_reg_of_subreg, can_reload_into, push_reload,
combine_reloads, find_dummy_reload, hard_reg_set_here_p,
operands_match_p, decompose, find_reloads, find_reloads_toplev,
find_reloads_address, subst_indexed_address, find_reloads_address_1,
find_reloads_subreg_address, find_replacement,
refers_to_regno_for_reload_p, reg_overlap_mentioned_for_reload_p,
refers_to_mem_for_reload_p, find_equiv_reg, regno_clobbered_p): Likewise.
* reload1.c (replace_pseudos_in, reload, calculate_needs_all_insns,
find_reg, delete_dead_insn, alter_reg, eliminate_regs,
elimination_effects, eliminate_regs_in_insn, scan_paradoxical_subregs,
forget_old_reloads_1, reload_reg_free_for_value_p, choose_reload_regs,
emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
do_output_reload, emit_reload_insns, gen_reload,
delete_address_reloads_1, inc_for_reload): Likewise.
* reorg.c (update_reg_dead_notes, fix_reg_dead_note,
update_reg_unused_notes, fill_slots_from_thread): Likewise.
* resource.c (update_live_status, mark_referenced_resources,
mark_set_resources, mark_target_live_regs): Likewise.
* rtlanal.c (nonzero_address_p, get_jump_table_offset,
global_reg_mentioned_p_1, reg_mentioned_p, reg_referenced_p,
reg_set_p, set_noop_p, find_last_value, refers_to_regno_p,
note_stores, dead_or_set_p, dead_or_set_regno_p, find_regno_note,
find_reg_fusage, find_regno_fusage, replace_regs, regno_use_in,
parms_set, find_first_parameter_load, keep_with_call_p,
hoist_test_store, hoist_update_store, address_cost, nonzero_bits1,
num_sign_bit_copies1): Likewise.
* rtlhooks.c (gen_lowpart_general): Likewise.
* sched-deps.c (deps_may_trap_p, sched_analyze_1, sched_analyze_insn,
sched_analyze): Likewise.
* sched-rgn.c (check_live_1, update_live_1, sets_likely_spilled_1):
Likewise.
* sdbout.c (sdbout_symbol, sdbout_parms, sdbout_reg_parms): Likewise.
* simplify-rtx.c (simplify_replace_rtx, simplify_unary_operation,
simplify_binary_operation, simplify_const_relational_operation,
simplify_subreg): Likewise.
* stmt.c (decl_conflicts_with_clobbers_p, expand_asm_operands,
expand_end_stmt_expr, expand_return, expand_decl,
expand_anon_union_decl): Likewise.
* unroll.c (precondition_loop_p, calculate_giv_inc, copy_loop_body,
find_splittable_regs, find_splittable_givs, find_common_reg_term,
loop_iterations): Likewise.
* var-tracking.c (variable_union, variable_part_different_p,
variable_different_p, count_uses, add_uses, add_stores,
compute_bb_dataflow, set_variable_part, delete_variable_part,
emit_notes_in_bb, vt_get_decl_and_offset, vt_add_function_parameters):
Likewise.
* varasm.c (assemble_variable): Likewise.
From-SVN: r83195
|
|
* basic-block.h (could_fall_through): Declare.
* cfganal.c (can_fallthru): Succeed if the target is EXIT_BLOCK_PTR.
Fail if the source already has a fallthrough edge to the exit
block pointer.
(could_fall_through): New function.
* cfgbuild.c (make_edges): Check if we already have a fallthrough
edge to the exit block pointer.
* cfglayout.c (fixup_fallthru_exit_predecessor): Check that it is
not called before reload has completed.
Handle special case of first block having a fall-through exit edge.
(cfg_layout_finalize): Don't call it before reload or if we have
rtl epilogues.
(fixup_reorder_chain): A fall through to the exit block does not
require the block to come last. Add sanity checks.
* cfgrtl.c (rtl_split_edge): Add special handling of fall through
edges to the exit block.
* function.c (cfglayout.h): #include.
(thread_prologue_and_epilogue_insns): If we have neither return nor
epilogue, but a fall through to the exit block from mid-function,
force a non-fall-through exit.
* Makefile.in (function.o): Depend on CFGLAYOUT_H.
From-SVN: r83089
|
|
From-SVN: r81764
|
|
gcc/
* c-ppoutput.c, cfganal.c, diagnostic.h, print-rtl.c,
config/darwin.c, config/darwin.h, config/ia64/ia64-c.c,
config/m32r/linux.h, config/rs6000/ppc64-fp.c,
config/sparc/openbsd.h, doc/makefile.texi, doc/passes.texi:
Update copyright.
cp/
* rtti.c: Update copyright.
From-SVN: r77449
|
|
From-SVN: r77410
|
|
2003-12-11 Steven Bosscher <steven@gcc.gnu.org>
* basic-block.h (BLOCK_HEAD, BLOCK_END): Remove.
(BLOCK_HEAD_TREE, BLOCK_END_TREE): Remove.
(basic_block_def): Rename `head' to `head_' and `end' to `end_'.
(BB_HEAD, BB_END): New accessor macros for the `head_' and `end_'
fields of a basic block.
* bb-reorder.c, bt-load.c, caller-save.c, cfg.c, cfganal.c,
cfgbuild.c, cfgcleanup.c, cfglayout.c, cfgloop.c, cfgloopanal.c,
cfgloopmanip.c, cfgrtl.c, combine.c, conflict.c, df.c, emit-rtl.c,
final.c, flow.c, function.c, gcse.c, global.c, graph.c,
haifa-sched.c, ifcvt.c, lcm.c, local-alloc.c, loop-unswitch.c,
loop.c, postreload.c, predict.c, profile.c, ra-build.c, ra-debug.c,
ra-rewrite.c, ra.c, recog.c, reg-stack.c, regclass.c, regmove.c,
regrename.c, reload1.c, resource.c, sched-ebb.c, sched-rgn.c,
sibcall.c, tracer.c, config/frv/frv.c, config/i386/i386.c,
config/ia64/ia64.c: Use the BB_HEAD and BB_END macros instead of
accessing the `head' and `end' fields of a basic block directly.
* gengtype.c: Add missing piece from earlier patch. Dunno what
I was thinking...
From-SVN: r74520
|
|
* alias.c alloc-pool.c bitmap.c bitmap.h bt-load.c builtins.c
c-common.c c-decl.c c-incpath.c c-lex.c c-opts.c c-parse.in
c-pragma.c c-typeck.c calls.c cfg.c cfganal.c cfgloop.c cfgrtl.c
collect2.c combine.c conflict.c coverage.c cppexp.c cppfiles.c
cpphash.c cppinit.c cpplex.c cpplib.c cppmacro.c cppspec.c
cpptrad.c cse.c cselib.c dbxout.c defaults.h df.c dominance.c
dwarf2out.c dwarfout.c emit-rtl.c except.c expmed.c expr.c final.c
fix-header.c flow.c fold-const.c function.c gcc.c gccspec.c gcov.c
gcse.c genattr.c genattrtab.c genautomata.c genconditions.c
genemit.c genextract.c genoutput.c genrecog.c gensupport.c
ggc-page.c ggc-simple.c global.c graph.c haifa-sched.c hashtable.c
integrate.c jump.c langhooks.c lcm.c line-map.c local-alloc.c
loop.c mips-tdump.c mips-tfile.c mkdeps.c optabs.c params.c
postreload.c prefix.c print-tree.c protoize.c ra-build.c
ra-colorize.c ra-rewrite.c ra.c recog.c reg-stack.c regclass.c
regmove.c regrename.c reload.c reload1.c reorg.c resource.c
sbitmap.c sched-deps.c sched-rgn.c sched-vis.c sdbout.c
simplify-rtx.c ssa-ccp.c ssa.c stmt.c stor-layout.c timevar.c
tlink.c toplev.c tree-dump.c tree.c unroll.c unwind-dw2-fde.c
varasm.c varray.c vmsdbgout.c xcoffout.c: Remove unnecessary
casts.
From-SVN: r69587
|
|
* basic-block.h (create_basic_block, merge_blocks_nomove): Kill.
* cfgcleanup.c (merge_blocks): Rename to merge_blocks_move.
(merge_blocks_move_predecessor_nojumps,
merge_blocks_move_successor_nojumps): Use merge_blocks.
(try_optimize_cfg): Use merge_blocks_move.
* cfgrtl.c (create_basic_block): Rename to rtl_create_basic_block.
(merge_blocks_nomove): Rename to rtl_merge_blocks.
(cfg_layout_create_basic_block): New.
(rtl_can_merge_blocks): New.
(cfg_layout_split_block): Do not alloc aux by hand.
* cfghooks.h (cfg_hooks): Add create_basic_block, can_merge_blocks_p,
merge_blocks.
(create_basic_block, can_merge_blocks_p, merge_blocks): New macros.
* cfglayout.c (cfg_layout_duplicate_bb): Do not allocate aux by hand.
* cfgloopmanip.c (loop_split_edge_with): Likewise.
* ifcvt.c (merge_if_block): Use merge_blocks_nomove.
* basic-block.h (basic_block_def): Add field 'rbi'.
* bb-reorder.c (find_traces, rotate_loop, mark_bb_visited,
find_traces_1_round, copy_bb, connect_traces): Update use of rbi.
* cfg.c (entry_exit_blocks): Add new field.
* cfglayout.c: Include alloc-pool.h;
(cfg_layout_pool): New.
(record_effective_endpoints, fixup_reorder_chain,
fixup_fallthru_exit_predecessor, cfg_layout_duplicate_bb): Update use
of rbi.
(cfg_layout_initialize_rbi): New function.
(cfg_layout_initialize): Use it.
(cfg_layout_finalize): Clear rbi fields.
* cfglayout.h (RBI): Kill.
(cfg_layout_initialize_rbi): Declare.
* cfgloopmanip.c (copy_bbs): Use rbi.
(record_exit_edges): Likewise.
(duplicate_loop_to_header_edge): Likewise.
* cfgrtl.c (cfg_layout_create_basic_block): Use
cfg_layout_initialize_rbi.
(cfg_layout_split_block): Use rbi.
(cfg_layout_delete_block): Likewise.
* loop-init.c (loop_optimizer_finalize): Likewise.
* loop-unswitch.c (unswitch_loop): Likewise.
* tracer.c (seen, tail_duplicate, layout_superblocks): Likewise.
* cfgrtl.c: Update comments.
(try_redirect_by_replacing_jump): New argument.
(redirect_branch_edge): Break out from ...
(rtl_redirect_edge_and_branch): ... this one.
(update_cfg_after_block_merging): Break out from ...
(rtl_merge_blocks): ... this one.
(cfg_layout_split_edge): New.
(cfg_layout_merge_blocks): New.
(cfg_layout_can_merge_blocks_p): New.
(cfg_layout_redirect_edge_and_branch): Reorganize.
(cfg_layout_rtl_cfg_hooks): Fill in.
(cfg_layout_delete_block): Kill barriers.
* cfganal.c (can_fallthru): Deal with exit blocks
* cfglayout.c (cfg_layout_function_header): New function
(record_effective_endpoints): Record function header.
(fixup_reorder_chain): Fixup dead jumptables; place header
* basic-block.h (CLEANUP_CFGLAYOUT): New flag.
* bb-reorder.c (cfg_layout_initialize): Update call.
* cfgcleanup.c (try_optimize_cfg): Supress optimizations of fallthru
edges in cfglayout mode.
* cfglayout.c (cleanup_unconditional_jumps): Kill.
(cfg_layout_initialize): Kill agrument loops; use cfgcleanup.
* cfglayout.h (cfg_layout_initialize): Update prototype.
* cfgloop.h (CP_INSIDE_CFGLAYOUT): Kill.
* cfgloopmanip.c (loop_split_edge_with): Use split_edge.
* flow.c (propagate_block): Do not crash when basic block ends
by first insn in the chain.
* loop-init.c (loop_optimizer_init): First enter cfglayout mode; later
do loop discovery.
* tracer.c (tracer): Update call of cfg_layout_initialize.
From-SVN: r68899
|
|
* alloc-pool.c: Fix comment formatting.
* bitmap.c: Likewise.
* bitmap.h: Likewise.
* bt-load.c: Likewise.
* builtins.c: Likewise.
* caller-save.c: Likewise.
* cfganal.c: Likewise.
* cfgrtl.c: Likewise.
* collect2.c: Likewise.
* cse.c: Likewise.
* df.c: Likewise.
* diagnostic.c: Likewise.
* dwarf2out.c: Likewise.
* dwarfout.c: Likewise.
* expmed.c: Likewise.
* final.c: Likewise.
* flags.h: Likewise.
* fold-const.c: Likewise.
* gcc.c: Likewise.
* gcov-io.h: Likewise.
* gcov.c: Likewise.
* genattrtab.c: Likewise.
* genautomata.c: Likewise.
* libgcov.c: Likewise.
* mips-tfile.c: Likewise.
* optabs.c: Likewise.
* prefix.c: Likewise.
* rtlanal.c: Likewise.
* stmt.c: Likewise.
* stor-layout.c: Likewise.
* toplev.c: Likewise.
* varasm.c: Likewise.
* vmsdbgout.c: Likewise.
From-SVN: r68672
|
|
* caller-save.c: Convert to ISO C90.
* calls.c: Likewise.
* cfg.c: Likewise.
* cfganal.c: Likewise.
* cfgbuild.c: Likewise.
* cfgcleanup.c: Likewise.
* cfghooks.c: Likewise.
* cfglayout.c: Likewise.
* cfglayout.h: Likewise.
* cfgloop.c: Likewise.
* cfgloop.h: Likewise.
* cfgloopanal.c: Likewise.
* cfgloopmainip.c: Likewise.
* cfgrtl.c: Likewise.
From-SVN: r68331
|
|
* alias.c: Fix comment typos.
* basic-block.h: Likewise.
* c-common.c: Likewise.
* c-common.h: Likewise.
* c-decl.c: Likewise.
* c-opts.c: Likewise.
* c-pragma.c: Likewise.
* c-pretty-print.h: Likewise.
* cfg.c: Likewise.
* cfganal.c: Likewise.
* cfgbuild.c: Likewise.
* cfgcleanup.c: Likewise.
* cfglayout.c: Likewise.
* cfgrtl.c: Likewise.
* convert.c: Likewise.
* cpphash.h: Likewise.
* cpplex.c: Likewise.
* cpplib.h: Likewise.
* df.h: Likewise.
* diagnostic.c: Likewise.
* diagnostic.h: Likewise.
* dwarf2.h: Likewise.
From-SVN: r61462
|
|
before setting it.
* cfganal.c (set_edge_can_fallthru_flag): Clear the EDGE_CAN_FALLTHRU
flag before setting it.
From-SVN: r61345
|
|
From-SVN: r61007
|
|
From-SVN: r60174
|
|
* cfganal.c (dfs_enumerate_from): Use PARAMS.
* genautomata.c (output_insn_code_cases): Likewise.
* real.c (real_format): Likewise.
* tree.c (tree_size): Revise expressions using TREE_CODE_LENGTH to
ensure value is promoted before doing subtraction.
From-SVN: r58064
|
|
From-SVN: r57597
|
|
verify_local_live_at_start)
PR optimization/7520
* cfganal.c (flow_active_insn_p): New.
(forwarder_block_p): Use it.
From-SVN: r57593
|
|
* ChangeLog: Follow spelling conventions.
* ChangeLog.0: Likewise.
* ChangeLog.1: Likewise.
* ChangeLog.2: Likewise.
* ChangeLog.3: Likewise.
* ChangeLog.4: Likewise.
* ChangeLog.5: Likewise.
* ChangeLog.6: Likewise.
* FSFChangeLog.10: Likewise.
* FSFChangeLog.11: Likewise.
* alias.c: Likewise.
* basic-block.h: Likewise.
* c-aux-info.c: Likewise.
* c-common.c: Likewise.
* c-common.h: Likewise.
* c-decl.c: Likewise.
* c-format.c: Likewise.
* c-semantics.c: Likewise.
* c-typeck.c: Likewise.
* calls.c: Likewise.
* cfganal.c: Likewise.
* cfgloop.c: Likewise.
* collect2.c: Likewise.
* combine.c: Likewise.
* conflict.c: Likewise.
* cppexp.c: Likewise.
* cppfiles.c: Likewise.
* cpphash.h: Likewise.
* cppinit.c: Likewise.
* cpplex.c: Likewise.
* cpplib.c: Likewise.
* cpplib.h: Likewise.
* cppmacro.c: Likewise.
* cse.c: Likewise.
From-SVN: r57398
|
|
2002-08-05 Geoffrey Keating <geoffk@redhat.com>
* attribs.c: Don't include obstack.h.
* builtins.c: Likewise.
* cfganal.c: Likewise.
* cfgbuild.c: Likewise.
* cfgcleanup.c: Likewise.
* emit-rtl.c: Likewise.
* loop.c: Likewise.
* stmt.c: Likewise.
Index: cp/ChangeLog
2002-08-05 Geoffrey Keating <geoffk@redhat.com>
* class.c: Don't include obstack.h.
(popclass):
* decl2.c: Delete bogus comment.
* error.c: Don't include obstack.h.
* except.c: Likewise.
(dump_type): Correct comment.
* method.c: Don't include obstack.h.
* tree.c: Likewise.
Index: java/ChangeLog
2002-08-05 Geoffrey Keating <geoffk@redhat.com>
* mangle_name.c: Don't include obstack.h twice.
* xref.c: Don't include obstack.h.
From-SVN: r56055
|
|
* basic-block.h (struct basic_block_def): New field loop_father.
(BB_VISITED): New flag.
(struct loop): New field pred, removed field shared.
(struct loops): New field parray.
(LOOP_EXITS_DOMS): Removed.
(flow_loop_tree_node_add, flow_loop_tree_node_remove,
flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
add_bb_to_loop, remove_bb_from_loops, find_common_loop,
verify_loop_structure): Declare.
* cfg.c (entry_exit_blocks): Initialize loop_father field.
* cfganal.c (dfs_enumerate_from): New function.
* cfgloop.c (HEAVY_EDGE_RATIO): New constant.
(flow_loop_entry_edges_find, flow_loop_exit_edges_find,
flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
flow_loop_dump, flow_loops_dump, flow_loops_free,
flow_loop_tree_node_add, flow_loop_level_compute,
flow_loops_level_compute, flow_loop_scan, flow_loops_update,
flow_loop_outside_edge_p): Modified for new infrastructure.
(make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
redirect_edge_with_latch_update, flow_loop_free): New static functions.
(flow_loop_tree_node_remove, flow_bb_inside_loop_p,
get_loop_body, add_bb_to_loop, remove_bb_from_loops,
find_common_loop, verify_loop_structure, loop_latch_edge,
loop_preheader_edge): New functions.
(flow_loops_cfg_dump): Do not show dominators, as this information
does not remain up to date long.
(flow_loops_find): Store results in new format.
* predict.c (propagate_freq, estimate_probability,
estimate_loops_at_level, estimate_bb_frequencies): Use new loop
infrastructure.
From-SVN: r54142
|
|
* basic-block.h (last_basic_block): Declare.
(expunge_block_nocompact): Declaration removed.
(compact_blocks): Declare.
* cfg.c (last_basic_block): New variable.
(expunge_block_nocompact): Removed.
(expunge_block): Do not compact basic blocks.
(compact_blocks): New.
* cfganal.c (flow_call_edges_add): Use the fact that bb indices no
longer change.
* cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
last_basic_block.
* cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
real positions of blocks.
(delete_unreachable_blocks): Simplified -- quadratic behavior now
cannot occur.
(cleanup_cfg): Compact blocks.
* cfgrtl.c (create_basic_block): Insert basic blocks to the end of
basic_block_info varray.
(flow_delete_block): Comment update.
(back_edge_of_syntactic_loop_p): Modify position check code.
(verify_flow_info): Update checking.
* flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
* ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
(find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
indices no longer change.
* lcm.c (optimize_mode_switching): Replace n_basic_blocks with
last_basic_block.
* predict.c (estimate_bb_frequencies): Remove unneccessary code.
* profile.c (branch_prob): Compact blocks.
* sched-rgn.c (find_rgns): Replace n_basic_blocks with
last_basic_block.
From-SVN: r53957
|
|
* basic-block.h (last_basic_block): Defined as synonym for
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.
From-SVN: r53924
|
|
over basic block chain.
* bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
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.
From-SVN: r53804
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* bb-reorder.c (make_reorder_chain_1): Modified.
* 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.
From-SVN: r53695
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From-SVN: r53537
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From-SVN: r53522
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* i386.md (testsi to testqi spliters): New.
2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
* basic-block.h: New flag EDGE_CAN_FALLTHRU
* cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
that can be made fallthru.
Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
* cfglayout.c (cleanup_unconditional_jumps): New static function.
(cfg_layout_initialize): Use it.
Co-Authored-By: Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
From-SVN: r53383
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* cfganal.c (can_fallthru): Fix fast path.
* cfgrtl.c (verify_flow_info): Avoid crash on conditionals
with edges to the next block.
From-SVN: r53327
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* cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
* rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
* basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
delete_noop_moves): Return indeger.
* flow.c (ndead): New variable.
(propagate_block_delete_insn): Use delete_insn_and_edges; remove
BB argument; update callers.
(propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
(life_analysis): Do not call purge_all_dead_edges.
(update_life_info): Return number of deleted insns; print statistics.
(update_life_info_in_dirty_blocks): likewise.
(delete_noop_moves): Use delete_insn_and_edges; print statistics;
return number of insns deleted.
* cse.c: Include timevar.h
(delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
iterate until stabilizes; print statistics; return number of killed
insns.
* Makefile.in: (cse.o): Add timevar.h dependency
* rtl.h (delete_trivially_dead_insns): New.
* timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
* toplev.c (rest_of_compilation): Update callers.
* cfgcleanup.c (try_optimize_cfg): Kill blocks.
(try_optimize_cfg): Do not update liveness.
(cleanup-cfg): Loop until try_optimize_cfg and dead code
removal stabilizes; use delete_trivially_dead_insns.
* cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
From-SVN: r50355
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* cfgrtl.c: Include recog.h and insn-config.h.
(keep_with_call_p): Fix general_operand invocation.
* Makefile.in (cfgrtl.o): Update dependencies.
From-SVN: r49598
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general_operand.
* cfganal.c (keep_with_call_p): Source for fixed_reg dest must
be a general_operand. Dest for function value must be a pseudo.
From-SVN: r49547
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* cfganal.c: Include tm_p.h.
(keep_with_call_p): Fix the test that determines if a register holds
the return value of a call.
From-SVN: r49415
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* cfganal.c (keep_with_call_p): New function.
(flow_call_edges_add): Prevent splitting a block between a call and
a single-set instruction that should be kept in the same block.
From-SVN: r49401
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From-SVN: r48303
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From-SVN: r48270
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* basic-block.h (flow_preorder_transversal_compute): Declare.
* cfganal.c (flow_preorder_transversal_compute): Implement.
From-SVN: r47920
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* cfganal.c (flow_depth_first_order_compute): Always
increment dfsnum.
From-SVN: r47919
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* cse.c (true_dependence_in_rtx): New function.
(invalidate): Use it.
* c-common.h (GOTO_FAKE_P): New macro.
* tree-inline.c (GOTO_FAKE_P): Set.
* c-tree.texi (GOTO_FAKE_P): Document.
* varasm.c (assemble_variable): Set reloc to 3 for error_mark
containing pointers.
(output_addressed_constants): Check for local/external relocations.
* elfos.h (SELECT_SECTION): Classify data section.
* tm.texi (SELECT_SECTION): Update documentation.
* cfganal.c (flow_dfs_compute_reverse_add_bb): set visited bit.
(flow_dfs_compute_reverse_execute): Add only unvisited blocks.
From-SVN: r47405
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* ChangeLog.2, ChangeLog.3, ChangeLog.4, ChangeLog.5, ChangeLog,
cfg.c, cfganal.c, cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c,
collect2.c, combine.c, config.in, configure, configure.in,
conflict.c, dwarf2out.c, dwarfout.c, except.c, final.c, flow.c,
genattrtab.c, ggc-page.c, jump.c, lcm.c, predict.c, reg-stack.c,
reload1.c, rtlanal.c, sched-rgn.c, toplev.c, unwind-dw2-fde.h: Fix
spelling errors.
From-SVN: r46928
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* ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
sched-int.h, toplev.c, config/alpha/alpha.c,
config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
config/ns32k/ns32k.md, config/rs6000/rs6000.c,
config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
From-SVN: r46760
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* basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
* cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
Break out from ...
(find_sub_basic_blocks): ... here;
(find_many_sub_basic_blocks): New.
* recog.c (split_all_insns): Update find_sub_basic_blocks call.
* i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
* i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
* i386.c (split_di, split_ti): Revamp to use simplify_subreg.
* timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
* flow.c (update_life_info): Measure time.
* c-decl.c: Include timevar.h
(c_expand_body): Measure time.
* toplev.c (rest_of_compilation): Measure time of mode switching
separately.
* Makefile.in (c-decl.o, cfgcleanup.o): Add dependancy.
* toplev.c (flag_asynchronous_unwind_tables): New global variable.
(lang_independent_options): Add asynchronous-unwind-tables
(toplev_main): flag_asynchronous_unwind_tables implies
flag_unwind_tables.
* flags.h (flag_asynchronous_unwind_tables): Declare.
* dwarf2out.c (dwarf2out_stack_adjust): Take into account
flag_asynchronous_unwind_tables.
(output_call_frame_info): Likewise.
* invoke.texi (-fasynchronous-unwind-tables): Document.
* i386.c (optimization_options): Enable
flag_asynchronous_unwind_tables.
* i386.c (ix86_expand_setcc): Always expect target to be QImode.
* i386.md (s* expanders): Destination is QImode.
* toplev.c (rest_of_compilation): Do not call clear_log_links.
* rtl.h (clear_log_links): Kill.
* flow.c (clear_log_links): Make static; accept blocks parameter;
do no clear life info.
(update_life_info): Call clear_log_links.
* cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
From-SVN: r46374
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* basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
(EDGE_CRITICAL_P): New predicate.
* cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
handling.
(insert_insn_on_edge): Use EDGE_CRITICAL_P.
(dump_edge_info): Remove "crit".
* cfganal.c (mark_critical_edges): Kill.
* cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
* cfgcleanup.c (cleanup_cfg): Likewise.
* profile.c (instrument_edges): Use EDGE_CRITICAL_P.
(find_spanning_tree): Likewise.
* reg-stack.c (convert_regs_1): Likewise.
* ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
* basic-block.h (create_basic_block_structure): New.
(create_basic_block): Update prototype.
(force_nonfallthru): New.
* bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
* cfg.c (create_basic_block_structure): Rename from create_basic_block;
handle updating of block_for_insn, creating of empty BBs and BBs at
the end of INSN chain.
(create_basic_block): New function.
(split_block): Use create_basic_block.
(force_nonfallthru_and_redirect): Break out from ...; cleanup
(redirect_edge_and_branch_force): ... here.
(force_nonfallthru): New.
(split_edge): Rewrite to use force_nonfallthru and create_block.
* cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
(find_basic_blocks): Free basic_block_for_insn.
* cfgcleanup.c (merge_blocks): Use force_nonfallthru.
* cfg.c: Fix formating.
* cfgcleanup.c: Fix formating.
(merge_blocks, tail_recursion_label_p): Return bool.
(merge_blocks_move_predecessor_nojumps,
merge_blocks_move_successor_nojumps): Return void.
From-SVN: r45549
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* basic-block.h (cached_make_edge, make_single_succ): New.
(make_edge): Remove first parameter.
* bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
* cfg.c (cached_make_edge): Rename from make_edge; return newly
created edge; use obstack allocation.
(make_edge, make_single_succ_edge): New.
(first_removed_edge): New static variable.
(init_flow): Initialize first_removed_edge and n_edges.
(clear_edges): Use remove_edge.
(flow_delete_block): Likewise.
(remove_edge): Add removed edges to the removed edges list.
(split_block, redirect_edge_and_branch_force, split_edge):
Use make_edge.
* cfganal.c (flow_call_edges_add): Updaet make_edge call.
(add_noreturn_fake_exit_edges): Likewise.
(connect_infinite_loops_to_exit): Liekwise.
* cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
Use cached_make_edge.
* cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
* profile.c (branch_prob): Update make_edge call.
* ssa-dce.c (ssa_eliminate_dead_code): Likewise.
From-SVN: r45540
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* Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
New.
* basic-block.h (flow_obstack, label_value_list,
tail_recursion_label_list): Declare
(tidy_fallthru_edges): Declare.
(expunge_block, last_loop_beg_note): Delete.
(can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
* cfg.c: New file
(basic_block_for_insn, label_value_list): Move from flow.c; make global.
(n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
flow_delete_insn, flow_delete_insn_chain, create_basic_block,
expunge_block, flow_delete_block, compute_bb_for_insn,
update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
try_redirect_by_replacing_jump, last_loop_beg_note,
redirect_edge_and_branch, redirect_edge_and_branch_force,
tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
split_edge, insert_insn_on_edge, commit_one_edge_insertion,
commit_edge_insertions, dump_flow_info, debug_flow_info,
dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
verify_flow_info, purge_dead_edges, purge_all_dead_edges):
Move here from flow.c
* cfganal.c: New file.
(forwarder_block_p, can_fallthru, mark_critical_edges,
mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
find_unreachable_blocks, create_edge_list, free_edge_list,
print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
flow_edge_list_print, remove_fake_successors, remove_fake_edges,
add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
Move here from flow.c
* cfgbuild.c: New file
(count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
make_edges, find_basic_blocks_1, find_basic_blocks,
find_sub_basic_blocks): Move here from flow.c
* cfgcleanup.c: New file.
(try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
merge_blocks_move_predecessor_nojumps,
merge_blocks_move_successor_nojumps, merge_blocks,
flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
try_crossjump_bb, try_optimize_cfg): Move here from flow.c
(delete_unreachable_blocks, cleanup_cfg): Likewise; return true
if succeeded.
* cfgloop.c: New file
(flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
flow_loop_exit_edges_find, flow_loop_nodes_find,
flow_loop_pre_header_scan, flow_loop_pre_header_find,
flow_loop_tree_node_add, flow_loops_tree_build,
flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
Move here from flow.c
* flow.c: Remove everything moved elsewhere
* output.h (cleanup_cfg): Return bool.
* bb-reorder.c (reorder_block_def): Remove 'index'.
(insert_intra_1): Add argument BB, set block for new note.
(make_reorder_chain): Do not depdent on BB indexes.
(make_reorder_chain_1): Do not use BB indexes.
(label_for_bb): Likewise; set BB for new insn.
(emit_jump_to_block_after): Likewise.
(fixup_reoder_chain): Sanity check that all basic blocks
are chained; verify newly created insn chain; remove
undocnitional jump simplifying; Do not use BB indexes;
properly initialize count and frequency information;
dump reordered sequence.
(insert_intra_bb_scope_notes): update call of insert_intra_1.
(insert_inter_bb_scope_notes): Set block for new insn.
(reorder_basic_blocks): Dump flow info before reoredering.
From-SVN: r45504
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