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* gcc/ChangeLog:aoliva2009-10-121-14/+12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | PR debug/41343 PR debug/41447 PR debug/41264 PR debug/41338 * tree.def (DEBUG_EXPR_DECL): New. * rtl.def (DEBUG_EXPR): New. * gengtype.c (adjust_field_rtx_def): Handle it. * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to... (insert_debug_temp_for_var_def): ... this. Drop support for moving. Take iterator for def stmt; insert debug stmt before it. Scan early for use count and kind in debug stmts. (propagate_defs_into_debug_stmts): Rename to... (insert_debug_temps_for_defs): ... this. Likewise. * tree.h (DEBUG_TEMP_UID): New. * tree.c (next_debug_decl_uid): New. (make_node_stat): Count debug decls separately. (copy_node_stat): Likewise. * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL. * var-tracking.c (dv_is_decl_p): Recognize it. (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too. (track_expr_p): Track expanded DEBUG_EXPR_DECLs. (vt_expand_loc_callback): Expand DEBUG_EXPRs. (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs. * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR. (cselib_hash_rtx): Likewise. (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR. * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in debug bind stmts. * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE. (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise. * rtl.c (copy_rtx): Likewise. (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR. * print-rtl.c (print_rtx): Likewise. * sched-vis.c (print_value): Likewise. (print_insn): Handle DEBUG_EXPR_DECL. * tree-dump.c (dequeue_and_dump): Likewise. * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise. * gimple-iterator (gsi_replace): Check for same lhs. (gsi_remove): Insert debug temps. * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs. (move_computations_stmt): Drop explicit propagation into debug stmts. (rewrite_bittest): Likewise. Use gsi_remove for propagation. * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise. * tree-ssa-sink.c (statement_sink_location): Likewise. * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise. * tree-ssanames.c (release_ssa_name): Adjust for rename. * tree-flow.h: Likewise. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark debug temps without values. (eliminate_unnecessary_stmts): Don't discard just-inserted debug stmts. gcc/testsuite/ChangeLog: PR debug/41343 PR debug/41447 PR debug/41264 PR debug/41338 * gcc.dg/guality/pr41447-1.c: New. * gcc.dg/debug/pr41264-1.c: New. * gcc.dg/debug/pr41343-1.c: New. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@152681 138bc75d-0d04-0410-961f-82ee72b054a4
* Squash commit of EH in gimplerth2009-09-141-13/+9
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@151696 138bc75d-0d04-0410-961f-82ee72b054a4
* gcc/ChangeLog:aoliva2009-09-021-13/+85
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * doc/invoke.texi (-fvar-tracking-assignments): New. (-fvar-tracking-assignments-toggle): New. (-fdump-final-insns=file): Mark filename as optional. (--param min-nondebug-insn-uid): New. (-gdwarf-@{version}): Mention version 4. * opts.c (common_handle_option): Accept it. * tree-vrp.c (find_assert_locations_1): Skip debug stmts. * regrename.c (regrename_optimize): Drop last. Don't count debug insns as uses. Don't reject change because of debug insn. (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno from the chain starter, and check for inexact matches in DEBUG_INSNS. (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs. (build_def_use): Simplify and fix the marking of DEBUG_INSNs. * sched-ebb.c (schedule_ebbs): Skip boundary debug insns. * fwprop.c (forward_propagate_and_simplify): ...into debug insns. * doc/gimple.texi (is_gimple_debug): New. (gimple_debug_bind_p): New. (is_gimple_call, gimple_assign_cast_p): End sentence with period. * doc/install.texi (bootstrap-debug): More details. (bootstrap-debug-big, bootstrap-debug-lean): Document. (bootstrap-debug-lib): More details. (bootstrap-debug-ckovw): Update. (bootstrap-time): New. * tree-into-ssa.c (mark_def_sites): Skip debug stmts. (insert_phi_nodes_for): Insert debug stmts. (rewrite_stmt): Take iterator. Insert debug stmts. (rewrite_enter_block): Adjust. (maybe_replace_use_in_debug_stmt): New. (rewrite_update_stmt): Use it. (mark_use_interesting): Return early for debug stmts. * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug stmts before replacing stmt. (move_computations_stmt): Likewise. * ira-conflicts.c (add_copies): Skip debug insns. * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns. (regstat_bb_compute_ri): Skip debug insns. * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts. * tree-ssa-loop-manip.c (find_uses_to_rename_stmt, check_loop_closed_ssa_stmt): Skip debug stmts. * tree-tailcall.c (find_tail_calls): Likewise. * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise. * tree.h (MAY_HAVE_DEBUG_STMTS): New. (build_var_debug_value_stat): Declare. (build_var_debug_value): Define. (target_for_debug_bind): Declare. * reload.c (find_equiv_reg): Skip debug insns. * rtlanal.c (reg_used_between_p): Skip debug insns. (side_effects_p): Likewise. (canonicalize_condition): Likewise. * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug insns never depend on debug insns. (create_ddg_dep_no_link): Likewise. (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns. Don't add inter-loop dependencies for debug insns. (build_intra_loop_deps): Likewise. (create_ddg): Count debug insns. * ddg.h (struct ddg::num_debug): New. (num_backargs): Pair up with previous int field. * diagnostic.c (diagnostic_report_diagnostic): Skip notes on -fcompare-debug-second. * final.c (get_attr_length_1): Skip debug insns. (rest_of_clean-state): Don't dump CFA_RESTORE_STATE. * gcc.c (invoke_as): Call compare-debug-dump-opt. (driver_self_specs): Map -fdump-final-insns to -fdump-final-insns=.. (get_local_tick): New. (compare_debug_dump_opt_spec_function): Test for . argument and compute output name. Compute temp output spec without flag name. Compute -frandom-seed. (OPT): Undef after use. * cfgloopanal.c (num_loop_insns): Skip debug insns. (average_num_loop_insns): Likewise. * params.h (MIN_NONDEBUG_INSN_UID): New. * gimple.def (GIMPLE_DEBUG): New. * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts. * auto-inc-dec.c (merge_in_block): Skip debug insns. (merge_in_block): Fix whitespace. * toplev.c (flag_var_tracking): Update comment. (flag_var_tracking_assignments): New. (flag_var_tracking_assignments_toggle): New. (process_options): Don't open final insns dump file if we're not going to write to it. Compute defaults for var_tracking. * df-scan.c (df_insn_rescan_debug_internal): New. (df_uses_record): Handle debug insns. * haifa-sched.c (ready): Initialize n_debug. (contributes_to_priority): Skip debug insns. (dep_list_size): New. (priority): Use it. (rank_for_schedule): Likewise. Schedule debug insns as soon as they're ready. Disregard previous debug insns to make decisions. (queue_insn): Never queue debug insns. (ready_add, ready_remove_first, ready_remove): Count debug insns. (schedule_insn): Don't reject debug insns because of issue rate. (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns. (queue_to_ready): Skip and discount debug insns. (choose_ready): Let debug insns through. (schedule_block): Check boundary debug insns. Discount debug insns, schedule them early. Adjust whitespace. (set_priorities): Check for boundary debug insns. (add_jump_dependencies): Use dep_list_size. (prev_non_location_insn): New. (check_cfg): Use it. * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug stmts. (remove_unused_ivs): Reset debug stmts. * modulo-sched.c (const_iteration_count): Skip debug insns. (res_MII): Discount debug insns. (loop_single_full_bb_p): Skip debug insns. (sms_schedule): Likewise. (sms_schedule_by_order): Likewise. (ps_has_conflicts): Likewise. * caller-save.c (refmarker_fn): New. (save_call_clobbered_regs): Replace regs with saved mem in debug insns. (mark_referenced_regs): Take pointer, mark and arg. Adjust. Call refmarker_fn mark for hardregnos. (mark_reg_as_referenced): New. (replace_reg_with_saved_mem): New. * ipa-pure-const.c (check_stmt): Skip debug stmts. * cse.c (cse_insn): Canonicalize debug insns. Skip them when searching back. (cse_extended_basic_block): Skip debug insns. (count_reg_usage): Likewise. (is_dead_reg): New, split out of... (set_live_p): ... here. (insn_live_p): Use it for debug insns. * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts. (execute_optimize_stdarg): Likewise. * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise. * tree-ssa-propagate.c (substitute_and_fold): Don't regard changes in debug stmts as changes. * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New. (moveup_expr): Don't move across debug insns. Don't move debug insn if it would create a bookkeeping block. (moveup_expr_cached): Don't use cache for debug insns that are heads of blocks. (compute_av_set_inside_bb): Skip debug insns. (sel_rank_for_schedule): Schedule debug insns first. Remove dead code. (block_valid_for_bookkeeping_p); Support lax searches. (create_block_for_bookkeeping): Adjust block numbers when encountering debug-only blocks. (find_place_for_bookkeeping): Deal with debug-only blocks. (generate_bookkeeping_insn): Accept no place to insert. (remove_temp_moveop_nops): New argument full_tidying. (prepare_place_to_insert): Deal with debug insns. (advance_state_on_fence): Debug insns don't start cycles. (update_boundaries): Take fence as argument. Deal with debug insns. (schedule_expr_on_boundary): No full_tidying on debug insns. (fill_insns): Deal with debug insns. (track_scheduled_insns_and_blocks): Don't count debug insns. (need_nop_to_preserve_insn_bb): New, split out of... (remove_insn_from_stream): ... this. (fur_orig_expr_not_found): Skip debug insns. * rtl.def (VALUE): Move up. (DEBUG_INSN): New. * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts. (nearest_common_dominator_of_uses): Take debug_stmts argument. Set it if debug stmts are found. (statement_sink_location): Skip debug stmts. Propagate moving defs into debug stmts. * ifcvt.c (first_active_insn): Skip debug insns. (last_active_insns): Likewise. (cond_exec_process_insns): Likewise. (noce_process_if_block): Likewise. (check_cond_move_block): Likewise. (cond_move_convert_if_block): Likewise. (block_jumps_and_fallthru_p): Likewise. (dead_or_predicable): Likewise. * dwarf2out.c (debug_str_hash_forced): New. (find_AT_string): Add comment. (gen_label_for_indirect_string): New. (get_debug_string_label): New. (AT_string_form): Use it. (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV, MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and several operations that cannot be represented with DWARF opcodes. (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value. (dwarf2out_var_location): Take during-call mark into account. (output_indirect_string): Update comment. Output if there are label and references. (prune_indirect_string): New. (prune_unused_types): Call it if debug_str_hash_forced. More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>: (dw_long_long_const): Remove. (struct dw_val_struct): Change val_long_long type to rtx. (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair. (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each component instead of HOST_BITS_PER_LONG. (output_loc_operands): Likewise. For const8* assert HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64. (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64. (add_AT_long_long): Remove val_hi and val_lo arguments, add val_const_double. (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of HOST_BITS_PER_LONG for dw_val_class_long_long. (add_const_value_attribute): Adjust add_AT_long_long caller. Don't handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse. (dwarf_stack_op_name): Handle DW_OP_implicit_value and DW_OP_stack_value. (size_of_loc_descr, output_loc_operands, output_loc_operands_raw): Handle DW_OP_implicit_value. (extract_int): Move prototype earlier. (mem_loc_descriptor): For SUBREG punt if inner mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN, UMAX, SIGN_EXTRACT, ZERO_EXTRACT. (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE instead of Pmode size. (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE, CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode, attempt to handle other expressions. Don't handle TLS SYMBOL_REFs. (concat_loc_descriptor, concatn_loc_descriptor, loc_descriptor_from_tree_1): Adjust loc_descriptor callers. (add_location_or_const_value_attribute): Likewise. For single location loc_lists attempt to use add_const_value_attribute for constant decls. Add DW_AT_const_value even if NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING in its expression. * cfgbuild.c (inside_basic_block_p): Handle debug insns. (control_flow_insn_p): Likewise. * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt. (separate_decls_in_region_debug_bind): New. (separate_decls_in_region): Process debug bind stmts afterwards. * recog.c (verify_changes): Handle debug insns. (extract_insn): Likewise. (peephole2_optimize): Skip debug insns. * dse.c (scan_insn): Skip debug insns. * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument. Pass it on. (setup_id_for_insn): Handle debug insns. (maybe_tidy_empty_bb): Adjust whitespace. (tidy_control_flow): Skip debug insns. (sel_remove_insn): Adjust for debug insns. (sel_estimate_number_of_insns): Skip debug insns. (create_insn_rtx_from_pattern): Handle debug insns. (create_copy_of_insn_rtx): Likewise. * sel-sched-.h (sel_bb_end): Declare. (sel_bb_empty_or_nop_p): New. (get_all_loop_exits): Use it. (_eligible_successor_edge_p): Likewise. (return_nop_to_pool): Adjust. * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts. * ira-lives.c (process_bb_node_lives): Skip debug insns. * gimple-pretty-print.c (dump_gimple_debug): New. (dump_gimple_stmt): Use it. (dump_bb_header): Skip gimple debug stmts. * regmove.c (optimize_reg_copy_1): Discount debug insns. (fixup_match_2): Likewise. (regmove_backward_pass): Likewise. Simplify combined replacement. Handle debug insns. * function.c (instantiate_virtual_regs): Handle debug insns. * function.h (struct emit_status): Add x_cur_debug_insn_uid. * print-rtl.h: Include cselib.h. (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs. * df.h (df_inns_rescan_debug_internal): Declare. * gcse.c (alloc_hash_table): Estimate n_insns. (cprop_insn): Don't regard debug insns as changes. (bypass_conditional_jumps): Skip debug insns. (one_pre_gcse_pass): Adjust. (one_code_hoisting_pass): Likewise. (compute_ld_motion_mems): Skip debug insns. (one_cprop_pass): Adjust. * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts. (if_convertible_stmt_p): Handle debug stmts. * init-regs.c (initialize_uninitialized_regs): Skip debug insns. * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts. * ira-build.c (create_bb_allocnos): Skip debug insns. * tree-flow-inline.h (has_zero_uses): Discount debug stmts. (has_single_use): Likewise. (single_imm_use): Likewise. (num_imm_uses): Likewise. * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts. * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts. (create_outofssa_var_map): Likewise. * lower-subreg.c (adjust_decomposed_uses): New. (resolve_debug): New. (decompose_multiword_subregs): Use it. * tree-dfa.c (find_referenced_vars): Skip debug stmts. * emit-rtl.c: Include params.h. (cur_debug_insn_uid): Define. (set_new_first_and_last_insn): Set cur_debug_insn_uid too. (copy_rtx_if_shared_1): Handle debug insns. (reset_used_flags): Likewise. (set_used_flags): LIkewise. (get_max_insn_count): New. (next_nondebug_insn): New. (prev_nondebug_insn): New. (make_debug_insn_raw): New. (emit_insn_before_noloc): Handle debug insns. (emit_jump_insn_before_noloc): Likewise. (emit_call_insn_before_noloc): Likewise. (emit_debug_insn_before_noloc): New. (emit_insn_after_noloc): Handle debug insns. (emit_jump_insn_after_noloc): Likewise. (emit_call_insn_after_noloc): Likewise. (emit_debug_insn_after_noloc): Likewise. (emit_insn_after): Take loc from earlier non-debug insn. (emit_jump_insn_after): Likewise. (emit_call_insn_after): Likewise. (emit_debug_insn_after_setloc): New. (emit_debug_insn_after): New. (emit_insn_before): Take loc from later non-debug insn. (emit_jump_insn_before): Likewise. (emit_call_insn_before): Likewise. (emit_debug_insn_before_setloc): New. (emit_debug_insn_before): New. (emit_insn): Handle debug insns. (emit_debug_insn): New. (emit_jump_insn): Handle debug insns. (emit_call_insn): Likewise. (emit): Likewise. (init_emit): Take min-nondebug-insn-uid into account. Initialize cur_debug_insn_uid. (emit_copy_of_insn_after): Handle debug insns. * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite location of single rhs in place. (maybe_dump_rtl_for_gimple_stmt): Dump lineno. (floor_sdiv_adjust): New. (cell_sdiv_adjust): New. (cell_udiv_adjust): New. (round_sdiv_adjust): New. (round_udiv_adjust): New. (wrap_constant): Moved from cselib. (unwrap_constant): New. (expand_debug_expr): New. (expand_debug_locations): New. (expand_gimple_basic_block): Drop hiding redeclaration. Expand debug bind stmts. (gimple_expand_cfg): Expand debug locations. * cselib.c: Include tree-pass.h. (struct expand_value_data): New. (cselib_record_sets_hook): New. (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New. (cselib_clear_table): Move, and implemnet in terms of... (cselib_reset_table_with_next_value): ... this. (cselib_get_next_unknown_value): New. (discard_useless_locs): Don't discard preserved values. (cselib_preserve_value): New. (cselib_preserved_value_p): New. (cselib_preserve_definitely): New. (cselib_clear_preserve): New. (cselib_preserve_only_values): New. (new_cselib_val): Take rtx argument. Dump it in details. (cselib_lookup_mem): Adjust. (expand_loc): Take regs_active in struct. Adjust. Silence dumps unless details are requested. (cselib_expand_value_rtx_cb): New. (cselib_expand_value_rtx): Rename and reimplment in terms of... (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps without details. Copy more subregs. Try to resolve values using a callback. Wrap constants. (cselib_subst_to_values): Adjust. (cselib_log_lookup): New. (cselib_lookup): Call it. (cselib_invalidate_regno): Don't count preserved values as useless. (cselib_invalidate_mem): Likewise. (cselib_record_set): Likewise. (struct set): Renamed to cselib_set, moved to cselib.h. (cselib_record_sets): Adjust. Call hook. (cselib_process_insn): Reset table when it would be cleared. (dump_cselib_val): New. (dump_cselib_table): New. * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts. (remove_forwarder_block): Support moving debug stmts. * cselib.h (cselib_record_sets_hook): Declare. (cselib_expand_callback): New type. (cselib_expand_value_rtx_cb): Declare. (cselib_reset_table_with_next_value): Declare. (cselib_get_next_unknown_value): Declare. (cselib_preserve_value): Declare. (cselib_preserved_value_p): Declare. (cselib_preserve_only_values): Declare. (dump_cselib_table): Declare. * cfgcleanup.c (flow_find_cross_jump): Skip debug insns. (try_crossjump_to_edge): Likewise. (delete_unreachable_blocks): Remove dominant GIMPLE blocks after dominated blocks when debug stmts are present. * simplify-rtx.c (delegitimize_mem_from_attrs): New. * tree-ssa-live.c (remove_unused_locals): Skip debug stmts. (set_var_live_on_entry): Likewise. * loop-invariant.c (find_invariants_bb): Skip debug insns. * cfglayout.c (curr_location, last_location): Make static. (set_curr_insn_source_location): Don't avoid bouncing. (get_curr_insn_source_location): New. (get_curr_insn_block): New. (duplicate_insn_chain): Handle debug insns. * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate into debug stmts. * common.opt (fcompare-debug): Move to sort order. (fdump-unnumbered-links): Likewise. (fvar-tracking-assignments): New. (fvar-tracking-assignments-toggle): New. * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks because of debug stmts. (mark_stmt_if_obviously_necessary): Mark debug stmts. (eliminate_unnecessary_stmts): Walk dominated blocks before dominators. * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts. * ira.c (memref_used_between_p): Skip debug insns. (update_equiv_regs): Likewise. * sched-deps.c (sd_lists_size): Accept empty list. (sd_init_insn): Mark debug insns. (sd_finish_insn): Unmark them. (sd_add_dep): Reject non-debug deps on debug insns. (fixup_sched_groups): Give debug insns group treatment. Skip debug insns. (sched_analyze_reg): Don't mark debug insns for sched before call. (sched_analyze_2): Handle debug insns. (sched_analyze_insn): Compute next non-debug insn. Handle debug insns. (deps_analyze_insn): Handle debug insns. (deps_start_bb): Skip debug insns. (init_deps): Initialize last_debug_insn. * tree-ssa.c (target_for_debug_bind): New. (find_released_ssa_name): New. (propagate_var_def_into_debug_stmts): New. (propagate_defs_into_debug_stmts): New. (verify_ssa): Skip debug bind stmts without values. (warn_uninialized_vars): Skip debug stmts. * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default. * rtl.c (rtx_equal_p_cb): Handle VALUEs. (rtx_equal_p): Likewise. * ira-costs.c (scan_one_insn): Skip debug insns. (process_bb_node_for_hard_reg_moves): Likewise. * rtl.h (DEBUG_INSN_P): New. (NONDEBUG_INSN_P): New. (MAY_HAVE_DEBUG_INSNS): New. (INSN_P): Accept debug insns. (RTX_FRAME_RELATED_P): Likewise. (INSN_DELETED_P): Likewise (PAT_VAR_LOCATION_DECL): New. (PAT_VAR_LOCATION_LOC): New. (PAT_VAR_OCATION_STATUS): New. (NOTE_VAR_LOCATION_DECL): Reimplement. (NOTE_VAR_LOCATION_LOC): Likewise. (NOTE_VAR_LOCATION_STATUS): Likewise. (INSN_VAR_LOCATION): New. (INSN_VAR_LOCATION_DECL): New. (INSN_VAR_LOCATION_LOC): New. (INSN_VAR_LOCATION_STATUS): New. (gen_rtx_UNKNOWN_VAR_LOC): New. (VAR_LOC_UNKNOWN_P): New. (NOTE_DURING_CALL_P): New. (SCHED_GROUP_P): Accept debug insns. (emit_debug_insn_before): Declare. (emit_debug_insn_before_noloc): Declare. (emit_debug_insn_beore_setloc): Declare. (emit_debug_insn_after): Declare. (emit_debug_insn_after_noloc): Declare. (emit_debug_insn_after_setloc): Declare. (emit_debug_insn): Declare. (make_debug_insn_raw): Declare. (prev_nondebug_insn): Declare. (next_nondebug_insn): Declare. (delegitimize_mem_from_attrs): Declare. (get_max_insn_count): Declare. (wrap_constant): Declare. (unwrap_constant): Declare. (get_curr_insn_source_location): Declare. (get_curr_insn_block): Declare. * tree-inline.c (insert_debug_decl_map): New. (processing_debug_stmt): New. (remap_decl): Don't create new mappings in debug stmts. (remap_gimple_op_r): Don't add references in debug stmts. (copy_tree_body_r): Likewise. (remap_gimple_stmt): Handle debug bind stmts. (copy_bb): Skip debug stmts. (copy_edges_for_bb): Likewise. (copy_debug_stmt): New. (copy_debug_stmts): New. (copy_body): Copy debug stmts at the end. (insert_init_debug_bind): New. (insert_init_stmt): Take id. Skip and emit debug stmts. (setup_one_parameter): Remap variable earlier, register debug mapping. (estimate_num_insns): Skip debug stmts. (expand_call_inline): Preserve debug_map. (optimize_inline_calls): Check for no debug_stmts left-overs. (unsave_expr_now): Preserve debug_map. (copy_gimple_seq_and_replace_locals): Likewise. (tree_function_versioning): Check for no debug_stmts left-overs. Init and destroy debug_map as needed. Split edges unconditionally. (build_duplicate_type): Init and destroy debug_map as needed. * tree-inline.h: Include gimple.h instead of pointer-set.h. (struct copy_body_data): Add debug_stmts and debug_map. * sched-int.h (struct ready_list): Add n_debug. (struct deps): Add last_debug_insn. (DEBUG_INSN_SCHED_P): New. (BOUNDARY_DEBUG_INSN_P): New. (SCHEDULE_DEBUG_INSN_P): New. (sd_iterator_cond): Accept empty list. * combine.c (create_log_links): Skip debug insns. (combine_instructions): Likewise. (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the return value is always unshared. (struct rtx_subst_pair): New. (auto_adjust_pair): New. (propagate_for_debug_subst): New. (propagate_for_debug): New. (try_combine): Skip debug insns. Propagate removed defs into debug insns. (next_nonnote_nondebug_insn): New. (distribute_notes): Use it. Skip debug insns. (distribute_links): Skip debug insns. * tree-outof-ssa.c (set_location_for_edge): Likewise. * resource.c (mark_target_live_regs): Likewise. * var-tracking.c: Include cselib.h and target.h. (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and MO_VAL_SET. (micro_operation_type_name): New. (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN. (struct micro_operation_def): Update comments. (decl_or_value): New type. Use instead of decls. (struct emit_note_data_def): Add vars. (struct attrs_def): Use decl_or_value. (struct variable_tracking_info_def): Add permp, flooded. (struct location_chain_def): Update comment. (struct variable_part_def): Use decl_or_value. (struct variable_def): Make var_part a variable length array. (valvar_pool): New. (scratch_regs): New. (cselib_hook_called): New. (dv_is_decl_p): New. (dv_is_value_p): New. (dv_as_decl): New. (dv_as_value): New. (dv_as_opaque): New. (dv_onepart_p): New. (dv_pool): New. (IS_DECL_CODE): New. (check_value_is_not_decl): New. (dv_from_decl): New. (dv_from_value): New. (dv_htab_hash): New. (variable_htab_hash): Use it. (variable_htab_eq): Support values. (variable_htab_free): Free from the right pool. (attrs_list_member, attrs_list_insert): Use decl_or_value. (attrs_list_union): Adjust. (attrs_list_mpdv_union): New. (tie_break_pointers): New. (canon_value_cmp): New. (unshare_variable): Return possibly-modified slot. (vars_copy_1): Adjust. (var_reg_decl_set): Adjust. Split out of... (var_reg_set): ... this. (get_init_value): Adjust. (var_reg_delete_and_set): Adjust. (var_reg_delete): Adjust. (var_regno_delete): Adjust. (var_mem_decl_set): Split out of... (var_mem_set): ... this. (var_mem_delete_and_set): Adjust. (var_mem_delete): Adjust. (val_store): New. (val_reset): New. (val_resolve): New. (variable_union): Adjust. Speed up merge of 1-part vars. (variable_canonicalize): Use unshared slot. (VALUED_RECURSED_INTO): New. (find_loc_in_1pdv): New. (struct dfset_merge): New. (insert_into_intersection): New. (intersect_loc_chains): New. (loc_cmp): New. (canonicalize_loc_order_check): New. (canonicalize_values_mark): New. (canonicalize_values_star): New. (variable_merge_over_cur): New. (variable_merge_over_src): New. (dataflow_set_merge): New. (dataflow_set_equiv_regs): New. (remove_duplicate_values): New. (struct dfset_post_merge): New. (variable_post_merge_new_vals): New. (variable_post_merge_perm_vals): New. (dataflow_post_merge_adjust): New. (find_mem_expr_in_1pdv): New. (dataflow_set_preserve_mem_locs): New. (dataflow_set_remove_mem_locs): New. (dataflow_set_clear_at_call): New. (onepart_variable_different_p): New. (variable_different_p): Use it. (dataflow_set_different_1): Adjust. Make detailed dump more verbose. (track_expr_p): Add need_rtl parameter. Don't generate rtl if not needed. (track_loc_p): Pass it true. (struct count_use_info): New. (find_use_val): New. (replace_expr_with_values): New. (log_op_type): New. (use_type): New, partially split out of... (count_uses): ... this. Count new micro-ops. (count_uses_1): Adjust. (count_stores): Adjust. (count_with_sets): New. (VAL_NEEDS_RESOLUTION): New. (VAL_HOLDS_TRACK_EXPR): New. (VAL_EXPR_IS_COPIED): New. (VAL_EXPR_IS_CLOBBERED): New. (add_uses): Adjust. Generate new micro-ops. (add_uses_1): Adjust. (add_stores): Generate new micro-ops. (add_with_sets): New. (find_src_status): Adjust. (find_src_set_src): Adjust. (compute_bb_dataflow): Use dataflow_set_clear_at_call. Handle new micro-ops. Canonicalize value equivalances. (vt_find_locations): Compute total size of hash tables for dumping. Perform merge for var-tracking-assignments. Don't disregard single-block loops. (dump_attrs_list): Handle decl_or_value. (dump_variable): Take variable. Deal with decl_or_value. (dump_variable_slot): New. (dump_vars): Use it. (dump_dataflow_sets): Adjust. (set_slot_part): New, extended to support one-part variables after splitting out of... (set_variable_part): ... this. (clobber_slot_part): New, split out of... (clobber_variable_part): ... this. (delete_slot_part): New, split out of... (delete_variable_part): .... this. (check_wrap_constant): New. (vt_expand_loc_callback): New. (vt_expand_loc): New. (emit_note_insn_var_location): Adjust. Handle values. Handle EMIT_NOTE_AFTER_CALL_INSN. (emit_notes_for_differences_1): Adjust. Handle values. (emit_notes_for_differences_2): Likewise. (emit_notes_for_differences): Adjust. (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes. Adjust. Handle new micro-ops. (vt_add_function_parameters): Adjust. Create and bind values. (vt_initialize): Adjust. Initialize scratch_regs and valvar_pool, flooded and perm.. Initialize and use cselib. Log operations. Move some code to count_with_sets and add_with_sets. (delete_debug_insns): New. (vt_debug_insns_local): New. (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish cselib. (var_tracking_main): If var-tracking-assignments is enabled but var-tracking isn't, delete debug insns and leave. Likewise if we exceed limits or fail the stack adjustments tests, and after all var-tracking processing. More in var-tracking, from Jakub Jelinek <jakub@redhat.com>: (dataflow_set): Add traversed_vars. (value_chain, const_value_chain): New typedefs. (value_chain_pool, value_chains): New variables. (value_chain_htab_hash, value_chain_htab_eq, add_value_chain, add_value_chains, add_cselib_value_chains, remove_value_chain, remove_value_chains, remove_cselib_value_chains): New functions. (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1, shared_hash_find_slot_noinsert_1, shared_hash_find_1): New static inlines. (shared_hash_find_slot_unshare, shared_hash_find_slot, shared_hash_find_slot_noinsert, shared_hash_find): Update. (dst_can_be_shared): New variable. (unshare_variable): Unshare set->vars if shared, use shared_hash_*. Clear dst_can_be_shared. If set->traversed_vars is non-NULL and different from set->vars, look up slot again instead of using the passed in slot. (dataflow_set_init): Initialize traversed_vars. (variable_union): Use shared_hash_*. Use initially NO_INSERT lookup if set->vars is shared. Don't keep slot cleared before calling unshare_variable. Unshare set->vars if needed. Adjust unshare_variable callers. Clear dst_can_be_shared if needed. Even ->refcount == 1 vars must be unshared if set->vars is shared and var needs to be modified. (dataflow_set_union): Set traversed_vars during canonicalization. (VALUE_CHANGED, DECL_CHANGED): Define. (set_dv_changed, dv_changed_p): New static inlines. (track_expr_p): Clear DECL_CHANGED. (dump_dataflow_sets): Set it. (variable_was_changed): Call set_dv_changed. (emit_note_insn_var_location): Likewise. (changed_variables_stack): New variable. (check_changed_vars_1, check_changed_vars_2): New functions. (emit_notes_for_changes): Do nothing if changed_variables is empty. Traverse changed_variables with check_changed_vars_1, call check_changed_vars_2 on each changed_variables_stack entry. (emit_notes_in_bb): Add SET argument. Just clear it at the beginning, use it instead of local &set, don't destroy it at the end. (vt_emit_notes): Call dataflow_set_clear early on all VTI(bb)->out sets, never use them, instead use emit_notes_in_bb computed set, dataflow_set_clear also VTI(bb)->in when we are done with the basic block. Initialize changed_variables_stack, free it afterwards. If ENABLE_CHECKING verify that after noting differences to an empty set value_chains hash table is empty. (vt_initialize): Initialize value_chains and value_chain_pool. (vt_finalize): Delete value_chains htab, free value_chain_pool. (variable_tracking_main): Call dump_dataflow_sets before calling vt_emit_notes, not after it. * tree-flow.h (propagate_defs_into_debug_stmts): Declare. (propagate_var_def_into_debug_stmts): Declare. * df-problems.c (df_lr_bb_local_compute): Skip debug insns. (df_set_note): Reject debug insns. (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't add notes to debug insns. (df_note_bb_compute): Adjust. Likewise. (df_simulate_uses): Skip debug insns. (df_simulate_initialize_backwards): Likewise. * reg-stack.c (subst_stack_regs_in_debug_insn): New. (subst_stack_regs_pat): Reject debug insns. (convert_regs_1): Handle debug insns. * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H. (print-rtl.o): Depend on cselib.h. (cselib.o): Depend on TREE_PASS_H. (var-tracking.o): Depend on cselib.h and TARGET_H. * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns. (init_ready_list): Skip boundary debug insns. (add_branch_dependences): Skip debug insns. (free_block_dependencies): Check for blocks with only debug insns. (compute_priorities): Likewise. * gimple.c (gss_for_code): Handle GIMPLE_DEBUG. (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust all callers. (gimple_build_debug_bind_stat): New. (empty_body_p): Skip debug stmts. (gimple_has_side_effects): Likewise. (gimple_rhs_has_side_effects): Likewise. * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New. (gimple_build_debug_bind_stat): Declare. (gimple_build_debug_bind): Define. (is_gimple_debug): New. (gimple_debug_bind_p): New. (gimple_debug_bind_get_var): New. (gimple_debug_bind_get_value): New. (gimple_debug_bind_get_value_ptr): New. (gimple_debug_bind_set_var): New. (gimple_debug_bind_set_value): New. (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro. (gimple_debug_bind_reset_value): New. (gimple_debug_bind_has_value_p): New. (gsi_next_nondebug): New. (gsi_prev_nondebug): New. (gsi_start_nondebug_bb): New. (gsi_last_nondebug_bb): New. * sched-vis.c (print_pattern): Handle VAR_LOCATION. (print_insn): Handle DEBUG_INSN. * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc of first insn prevail. (first_stmt): Skip debug stmts. (first_non_label_stmt): Likewise. (last_stmt): Likewise. (has_zero_uses_1): New. (single_imm_use_1): New. (verify_gimple_debug): New. (verify_types_in_gimple_stmt): Handle debug stmts. (verify_stmt): Likewise. (debug_loop_num): Skip debug stmts. (remove_edge_and_dominated_blocks): Remove dominators last. * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts. (linearize_expr): Likewise. * config/i386/i386.c (ix86_delegitimize_address): Call default implementation. * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns. (group_barrier_needed): Skip debug insns. (emit_insn_group_barriers): Likewise. (emit_all_insn_group_barriers): Likewise. (ia64_variable_issue): Handle debug insns. (ia64_dfa_new_cycle): Likewise. (final_emit_insn_group_barriers): Skip debug insns. (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't def cfa without frame. (process_set): Likewise. (process_for_unwind_directive): Pass frame on. * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define. (rs6000_delegitimize_address): New. (rs6000_debug_adjust_cost): Handle debug insns. (is_microcoded_insn): Likewise. (is_cracked_insn): Likewise. (is_nonpipeline_insn): Likewise. (insn_must_be_first_in_group): Likewise. (insn_must_be_last_in_group): Likewise. (force_new_group): Likewise. * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block contains only debug insns. (rtl_merge_blocks): Skip debug insns. (purge_dead_edges): Likewise. (rtl_block_ends_with_call_p): Skip debug insns. * dce.c (deletable_insn_p): Handle VAR_LOCATION. (mark_reg_dependencies): Skip debug insns. * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New. * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts. * tree-ssa-threadedge.c (record_temporary_equivalences_from_stmts): Skip debug stmts. * regcprop.c (replace_oldest_value_addr): Skip debug insns. (replace_oldest_value_mem): Use ALL_REGS for debug insns. (copyprop_hardreg_forward_1): Handle debug insns. * reload1.c (reload): Skip debug insns. Replace unassigned pseudos in debug insns with their equivalences. (eliminate_regs_in_insn): Skip debug insns. (emit_input_reload_insns): Skip debug insns at first, adjust them later. * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts. (get_indirect_ref_operands): Pass opf_no_vops on. (get_expr_operands): Likewise. Skip debug stmts. (parse_ssa_operands): Scan debug insns with opf_no_vops. gcc/testsuite/ChangeLog: * gcc.dg/guality/guality.c: New. * gcc.dg/guality/guality.h: New. * gcc.dg/guality/guality.exp: New. * gcc.dg/guality/example.c: New. * lib/gcc-dg.exp (cleanup-dump): Remove .gk files. (cleanup-saved-temps): Likewise, .gkd files too. gcc/cp/ChangeLog: * cp-tree.h (TFF_NO_OMIT_DEFAULT_TEMPLATE_ARGUMENTS): New. * cp-lang.c (cxx_dwarf_name): Pass it. * error.c (count_non_default_template_args): Take flags as argument. Adjust all callers. Skip counting of default arguments if the new flag is given. ChangeLog: * Makefile.tpl (BUILD_CONFIG): Default to bootstrap-debug. * Makefile.in: Rebuilt. contrib/ChangeLog: * compare-debug: Look for .gkd files and compare them. config/ChangeLog: * bootstrap-debug.mk: Add comments. * bootstrap-debug-big.mk: New. * bootstrap-debug-lean.mk: New. * bootstrap-debug-ckovw.mk: Add comments. * bootstrap-debug-lib.mk: Drop CFLAGS for stages. Use -g0 for TFLAGS in stage1. Drop -fvar-tracking-assignments-toggle. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@151312 138bc75d-0d04-0410-961f-82ee72b054a4
* Add source_location support to PHI arguments.amacleod2009-07-301-3/+10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2009-07-29 Andrew MacLeod <amacleod@redhat.com> PR debug 26475 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set location for phi arguments. (rewrite_update_phi_arguments): Find locations for reaching defs. * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Add location to add_phi_arg calls. * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations. * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge, split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations. * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call, create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations. * tree.h (struct phi_arg_d): Add location_t to PHI arguments. * tree-phinodes.c (make_phi_node): Initialize location. (resize_phi_node): Initialize location to UNKNOWN_LOCATION. (add_phi_arg): Add location parameter. (remove_phi_arg_num): Move location when moving phi argument. * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set location. * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop, slpeel_update_phi_nodes_for_guard1, slpeel_update_phi_nodes_for_guard2, slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations, vect_loop_versioning): Set locations. * tree-parloops.c (create_phi_for_local_result, transform_to_exit_first_loop, create_parallel_loop): Add locations. * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present. * tree-vect-loop.c (get_initial_def_for_induction, vect_create_epilog_for_reduction, vect_finalize_reduction): Add locations. * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus. (gimple_phi_arg_location_from_edge): New. Return locus from an edge. (gimple_phi_arg_set_location): New. Set locus. (gimple_phi_arg_has_location): New. Check for locus. (redirect_edge_var_map_location): New. Return locus from var_map. * tree-vect-data-refs.c (vect_setup_realignment): Set location. * tree-ssa-phiopt.c (conditional_replacement): Set locus when combining PHI arguments. (cond_store_replacement): Set location. * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible. * grpahite.c (add_loop_exit_phis, add_guard_exit_phis, scop_add_exit_phis_edge): Add locations. * tree-cfgcleanup.c (remove_forwarder_block, remove_forwarder_block_with_phi): Add locations. * tree-ssa-pre.c (insert_into_preds_of_block): Add locations. * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add locations. * tree-ssa-dce.c (forward_edge_to_pdom): Add locations. * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge, flush_pending_stmts): Add source location. * lambda-code.c (perfect_nestify): Maintain location stack with argument stack to preserve locations. * tree-vect-stmts.c (vectorizable_load): Add location. * tree-inline.c (copy_phis_for_bb): Copy locus. (setup_one_parameter): Add call locus to inlined parameter stmts. (initialize_inlined_parameters): Pass in call location as parameter assignment locus. (tree_function_versioning): Pass location to setup_one_parameter. * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations. * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for copy and edge lists. (insert_partition_copy_on_edge, insert_value_copy_on_edge, insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a locus parameter and override the stmt default if provided. (new_elim_graph, clear_elim_graph, delete_elim_graph, elim_graph_add_edge, elim_graph_remove_succ_edge, FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build, elim_forward, elim_unvisited_predecessor, elim_backward, elim_create, eliminate_phi): Add locus info in elimination graph for each edge and value copy. (insert_backedge_copies): Copy locus if present. * tree-flow.h (struct _edge_var_map): Add locus field. * tree-switch_conversions.c (fix_phi_nodes): Add locations. * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block, add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add locations. * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@150267 138bc75d-0d04-0410-961f-82ee72b054a4
* PR tree-optimization/40759hubicka2009-07-281-3/+0
| | | | | | | | * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses for renaming. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@150168 138bc75d-0d04-0410-961f-82ee72b054a4
* * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIshubicka2009-07-191-1/+2
| | | | | | | when handling SSA name. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@149794 138bc75d-0d04-0410-961f-82ee72b054a4
* PR tree-optimization/40676hubicka2009-07-191-2/+4
| | | | | | | | | | | * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all virtual PHIs in empty BBs. * gcc.c-torture/compile/pr40676.c: New testcase. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@149789 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcc.dg/tree-ssa/loop-24.c: Update dump file matching; enable -O2.hubicka2009-07-031-27/+105
| | | | | | | | | | | | | | | | | | | | | | | | | | | * gcc.dg/tree-ssa/loop-25.c: Likewise. * gcc.dg/tree-ssa/loop-26.c: Likewise. * gcc.dg/tree-ssa/pr32044.c: Likewise. * gcc.dg/tree-ssa/loop-29.c: Likewise. * gcc.dg/tree-ssa/loop-10.c: Likewise. * gnat.dg/loop_optimization6.adb: Enable -O2. * ipa-pure-const.c (analyze): Update loop optimizer init. * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop, try_remove_empty_loop, remove_empty_loops): Remove. * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove. * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info to mark regular loops as neccesary. (degenerate_phi_p): New function. (propagate_necessity, remove_dead_phis): Use it. (forward_edge_to_pdom): Likewise. (eliminate_unnecessary_stmts): Take care to remove uses of results of virtual PHI nodes that became unreachable. (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer. * tree-flow.h (remove_empty_loops): Remove. * passes.c (init_optimization_passes): Remove. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@149206 138bc75d-0d04-0410-961f-82ee72b054a4
* * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.hubicka2009-07-021-48/+151
| | | | | | | | | | | | | | | (mark_stmt_necessary): Set it. (mark_operand_necessary): Set it. (mark_control_dependent_edges_necessary): Set it. (mark_virtual_phi_result_for_renaming): New function. (get_live_post_dom): New function. (forward_edge_to_pdom): New function. (remove_dead_stmt): Fix handling of control dependences. (tree_dce_init): Init new bitmap. (tree_dce_done): Free it. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@149199 138bc75d-0d04-0410-961f-82ee72b054a4
* 2009-07-01 Richard Guenther <rguenther@suse.de>rguenth2009-07-011-0/+11
| | | | | | | | | | | | | | | | | | | | | | | | | | | PR tree-optimization/19831 * tree-ssa-dce.c (propagate_necessity): Calls to functions that only act as barriers do not make any previous stores necessary. * tree-ssa-structalias.c (handle_lhs_call): Delay making HEAP variables global, do not add a constraint from nonlocal. (find_func_aliases): Handle escapes through return statements. (compute_points_to_sets): Make escaped HEAP variables global. * gcc.dg/tree-ssa/20041122-1.c: Enable TBAA, scan FRE dump, make allocated memory escape. Un-XFAIL. * gcc.dg/vect/pr21591.c: Make allocated memory escape. * gcc.dg/vect/pr31699.c: Likewise. * gcc.dg/tree-ssa/ssa-dce-7.c: New testcase. libmudflap/ * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory escape. * testsuite/libmudflap.c/fail12-frag.c: Likewise. * testsuite/libmudflap.c/fail16-frag.c: Likewise. * testsuite/libmudflap.c/fail31-frag.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@149140 138bc75d-0d04-0410-961f-82ee72b054a4
* 2009-06-30 Richard Guenther <rguenther@suse.de>rguenth2009-06-301-15/+7
| | | | | | | | | | | | * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always continue walking. (propagate_necessity): Do not mark reaching defs of stores as necessary. * gcc.dg/tree-ssa/ssa-dce-6.c: New testcase. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@149103 138bc75d-0d04-0410-961f-82ee72b054a4
* 2009-06-30 Richard Guenther <rguenther@suse.de>rguenth2009-06-301-21/+15
| | | | | | | | | | | | | | * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to use ao_ref references. (walk_aliased_vdefs): Likewise. * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype. * tree-ssa-dce.c (struct ref_data): Remove. (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument. (mark_aliased_reaching_defs_necessary): Adjust. (mark_all_reaching_defs_necessary_1): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@149086 138bc75d-0d04-0410-961f-82ee72b054a4
* 2009-05-24 Paolo Bonzini <bonzini@gnu.org>bonzini2009-05-241-2/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete. * tree-ssa-operands.c (scb_stack): Delete. (init_ssa_operands): Do not initialize it. (fini_ssa_operands): Do not free it. (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete. * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with update_stmt, remove the others. Fix comments. * tree-dfa.c (optimize_stack_restore): Likewise. * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise. * tree-ssa-loop-ivopts.c (rewrite_use): Likewise. * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise. * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins): Likewise. * tree-ssa-propagate.c (substitute_and_fold): Likewise. * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise. (dom_opt_finalize_block): Likewise, adjusting access to stmts_to_rescan. (optimize_stmt): Likewise, adjusting access to stmts_to_rescan. (stmts_to_rescan): Change item type to gimple. (tree_ssa_dominator_optimize): Change type of stmts_to_rescan. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@147831 138bc75d-0d04-0410-961f-82ee72b054a4
* 2009-05-22 Richard Guenther <rguenther@suse.de>rguenth2009-05-221-1/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | PR middle-end/38964 * alias.c (write_dependence_p): Do not use TBAA for answering anti-dependence or output-dependence. * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code. (emit_pointer_definition): Remove. (emit_alias_warning): Likewise. (find_what_var_points_to): Remove TBAA pruning code. (find_what_p_points_to): Likewise. Do not warn about strict-aliasing violations. (compute_points_to_sets): Remove code computing the set of dereferenced pointers. * tree-data-ref.c (dr_may_alias_p): Properly use the split oracle for querying anti and output dependencies. * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying if TBAA may be applied. (refs_anti_dependent_p): New function. (refs_output_dependent_p): Likewise. * tree-ssa-alias.h (refs_anti_dependent_p): Declare. (refs_output_dependent_p): Likewise. * doc/tree-ssa.texi (Memory model): New section. testsuite/ * g++.dg/warn/Wstrict-aliasing-float-ref-int-obj.C: XFAIL. * gcc.dg/Wstrict-aliasing-converted-assigned.c: Likewise. * gcc.dg/Wstrict-aliasing-float-ptr-int-obj.c: Likewise. * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove. * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove. * cfgexpand.c (expand_gimple_basic_block): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR. * expr.c (expand_expr_real_1): Likewise. * gimple-low.c (lower_stmt): Likewise. * gimple-pretty-print.c (dump_gimple_stmt): Likewise. (dump_gimple_cdt): Remove. * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE. (gimple_size): Likewise. (walk_gimple_op): Likewise. (is_gimple_stmt): Likewise. (walk_stmt_load_store_addr_ops): Likewise. (gimple_build_cdt): Remove. * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove. * gimple.h (gimple_cdt_new_type): Remove. (gimple_cdt_new_type_ptr): Likewise. (gimple_cdt_set_new_type): Likewise. (gimple_cdt_location): Likewise. (gimple_cdt_location_ptr): Likewise. (gimple_cdt_set_location): Likewise. * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR. * tree-cfg.c (remove_useless_stmts_1): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE. (verify_types_in_gimple_stmt): Likewise. * tree-inline.c (estimate_num_insns): Likewise. (expand_call_inline): Do not copy DECL_NO_TBAA_P. (copy_decl_to_var): Likewise. (copy_result_decl_to_var): Likewise. * tree-pretty-print.c (dump_generic_node): Do not handle CHANGE_DYNAMIC_TYPE_EXPR. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise. * tree-ssa-operands.c (get_expr_operands): Likewise. * tree-ssa-structalias.c (struct variable_info): Remove no_tbaa_pruning member. (new_var_info): Do not set it based on DECL_NO_TBAA_P. (unify_nodes): Do not copy it. (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE. (dump_solution_for_var): Do not dump no_tbaa_pruning state. (set_uids_in_ptset): Do not check it. (find_what_var_points_to): Likewise. (compute_tbaa_pruning): Remove. (compute_points_to_sets): Do not call it. * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR. * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove. * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove. (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise. (DECL_NO_TBAA_P): Likewise. (struct tree_decl_common): Move no_tbaa_flag to unused flags section. * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P. (expand_omp_atomic_pipeline): Do not set it. * print-tree.c (print_node): Do not dump it. * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove redundant check. cp/ * init.c (avoid_placement_new_aliasing): Remove. (build_new_1): Do not call it. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@147805 138bc75d-0d04-0410-961f-82ee72b054a4
* 2009-04-03 Richard Guenther <rguenther@suse.de>rguenth2009-04-031-24/+307
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | PR middle-end/13146 PR tree-optimization/23940 PR tree-optimization/33237 PR middle-end/33974 PR middle-end/34093 PR tree-optimization/36201 PR tree-optimization/36230 PR tree-optimization/38049 PR tree-optimization/38207 PR tree-optimization/38230 PR tree-optimization/38301 PR tree-optimization/38585 PR middle-end/38895 PR tree-optimization/38985 PR tree-optimization/39299 * tree-ssa-structalias.h: Remove. * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p. (NULL_DEF_OPERAND_P): Make of type def_operand_p. (struct vuse_element_d): Remove. (struct vuse_vec_d): Likewise. (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC, VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR, SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR, VUSE_ELEMENT_VAR): Likewise. (struct voptype_d): Likewise. (NUM_VOP_FREE_BUCKETS): Likewise. (struct ssa_operands): Remove vop_free_buckets and mpt_table fields. (struct stmt_operands_d): Remove. (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT, VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP, VDEF_NUM, VDEF_VECT): Likewise. (copy_virtual_operands): Remove. (operand_build_cmp): Likewise. (create_ssa_artificial_load_stmt): Likewise. (enum ssa_op_iter_type): Remove ssa_op_iter_vdef. (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm vuse_index and mayuse_index members. Pack and move done and iter_type members to the front. (SSA_OP_VMAYUSE): Remove. (SSA_OP_VIRTUAL_USES): Adjust. (FOR_EACH_SSA_VDEF_OPERAND): Remove. (unlink_stmt_vdef): Declare. (add_to_addressable_set): Remove. * tree-vrp.c (stmt_interesting_for_vrp): Adjust. (vrp_visit_stmt): Likewise. * doc/tree-ssa.texi (Alias analysis): Update. * doc/invoke.texi (max-aliased-vops): Remove docs. (avg-aliased-vops): Likewise. * tree-into-ssa.c (syms_to_rename): Remove. (need_to_update_vops_p): Likewise. (need_to_initialize_update_ssa_p): Rename to ... (update_ssa_initialized_fn): ... this. Track function we are initialized for. (symbol_marked_for_renaming): Simplify. (add_new_name_mapping): Do not set need_to_update_vops_p. (dump_currdefs): Use SYMS_TO_RENAME. (rewrite_update_stmt): Always walk all uses/defs. (dump_update_ssa): Adjust. (init_update_ssa): Take function argument. Track what we are initialized for. (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn. (create_new_def_for): Initialize for cfun, assert we are initialized for cfun. (mark_sym_for_renaming): Simplify. (mark_set_for_renaming): Do not initialize update-ssa. (need_ssa_update_p): Simplify. Take function argument. (name_mappings_registered_p): Assert we ask for the correct function. (name_registered_for_update_p): Likewise. (ssa_names_to_replace): Likewise. (release_ssa_name_after_update_ssa): Likewise. (update_ssa): Likewise. Use SYMS_TO_RENAME. (dump_decl_set): Do not print a newline. (debug_decl_set): Do it here. (dump_update_ssa): And here. * tree-ssa-loop-im.c (move_computations): Adjust. (movement_possibility): Likewise. (determine_max_movement): Likewise. (gather_mem_refs_stmt): Likewise. * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG or NAME_MEMORY_TAG. * tree-complex.c (update_all_vops): Remove. (expand_complex_move): Adjust. * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE. Simplify test for memory referencing statement. Exclude non-invariant ADDR_EXPRs. * tree-pretty-print.c (dump_generic_node): Do not handle memory tags. * tree-loop-distribution.c (generate_memset_zero): Adjust. (rdg_flag_uses): Likewise. * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag related code. (tree_optimize_tail_calls_1): Also split the edge from the entry block if we have degenerate PHI nodes in the first basic block. * tree.c (init_ttree): Remove memory-tag related code. (tree_code_size): Likewise. (tree_node_structure): Likewise. (build7_stat): Re-write to be build6_stat. * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove. (SSA_VAR_P): Adjust. (struct tree_memory_tag): Remove. (struct tree_memory_partition_tag): Likewise. (union tree_node): Adjust. (build7): Re-write to be build6. * tree-pass.h (pass_reset_cc_flags): Remove. (TODO_update_address_taken): New flag. (pass_simple_dse): Remove. * ipa-cp.c (ipcp_update_callgraph): Update SSA form. * params.h (MAX_ALIASED_VOPS): Remove. (AVG_ALIASED_VOPS): Likewise. * omp-low.c (expand_omp_taskreg): Update SSA form. * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs aliases the lhs in a copy stmt. * tree-ssa-dse.c (struct address_walk_data): Remove. (memory_ssa_name_same): Likewise. (memory_address_same): Likewise. (get_kill_of_stmt_lhs): Likewise. (dse_possible_dead_store_p): Simplify, use the oracle. Handle unused stores. Look through PHI nodes into post-dominated regions. (dse_optimize_stmt): Simplify. Properly remove stores. (tree_ssa_dse): Compute dominators. (execute_simple_dse): Remove. (pass_simple_dse): Likewise. * ipa-reference.c (scan_stmt_for_static_refs): Open-code gimple_loaded_syms and gimple_stored_syms computation. * toplev.c (dump_memory_report): Dump alias and pta stats. * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify. (vn_reference_eq): Likewise. (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec, copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt, valueize_vuses): Remove. (get_def_ref_stmt_vuses): Simplify. Rename to ... (get_def_ref_stmt_vuse): ... this. (vn_reference_lookup_2): New function. (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for walking equivalent vuses. Simplify. (vn_reference_lookup): Likewise. (vn_reference_insert): Likewise. (vn_reference_insert_pieces): Likewise. (visit_reference_op_call): Simplify. (visit_reference_op_load): Likewise. (visit_reference_op_store): Likewise. (init_scc_vn): Remove shared_lookup_vuses initialization. (free_scc_vn): Remove shared_lookup_vuses freeing. (sort_vuses, sort_vuses_heap): Remove. (get_ref_from_reference_ops): Export. * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses vector with single vuse pointer. (vn_reference_lookup_pieces, vn_reference_lookup, vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes. (shared_vuses_from_stmt): Remove. (get_ref_from_reference_ops): Declare. * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust. * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove memory-tag related code. * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code. (likely_value): Add comment, skip static-chain of call statements. (surely_varying_stmt_p): Adjust. (gimplify_and_update_call_from_tree): Likewise. (execute_fold_all_builtins): Do not rebuild alias info. (gimplify_and_update_call_from_tree): Properly update VOPs. * tree-ssa-loop-ivopts.c (get_ref_tag): Remove. (copy_ref_info): Remove memory-tag related code. * tree-call-cdce.c (tree_call_cdce): Rename the VOP. * ipa-pure-const.c (check_decl): Remove memory-tag related code. (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms computation. * tree-ssa-dom.c (gimple_p): Remove typedef. (eliminate_redundant_computations): Adjust. (record_equivalences_from_stmt): Likewise. (avail_expr_hash): Likewise. (avail_expr_eq): Likewise. * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs. (stmt_makes_single_load): Likewise. (stmt_makes_single_store): Likewise. * tree-ssa-alias.c: Rewrite completely. (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats, debug_mem_sym_stats, dump_mem_sym_stats_for_var, debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt, delete_mem_ref_stats, create_tag_raw, dump_points_to_info, dump_may_aliases_for, debug_may_aliases_for, new_type_alias): Remove public functions. (pass_reset_cc_flags): Remove. (pass_build_alias): Move ... * tree-ssa-structalias.c (pass_build_alias): ... here. * tree-ssa-alias.c (may_be_aliased): Move ... * tree-flow-inline.h (may_be_aliased): ... here. tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs, count_uses_and_derefs): Move ... * gimple.c: ... here. * gimple.h (count_uses_and_derefs): Declare. * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p, ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p, same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p, indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p, ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p, call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until, get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs): New functions. * tree-dfa.c (refs_may_alias_p): Move ... * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend. * tree-ssa-alias.h: New file. * tree-ssa-sink.c (is_hidden_global_store): Adjust. (statement_sink_location): Likewise. * opts.c (decode_options): Do not adjust max-aliased-vops or avg-aliased-vops values. * timevar.def (TV_TREE_MAY_ALIAS): Remove. (TV_CALL_CLOBBER): Likewise. (TV_FLOW_SENSITIVE): Likewise. (TV_FLOW_INSENSITIVE): Likewise. (TV_MEMORY_PARTITIONING): Likewise. (TV_ALIAS_STMT_WALK): New timevar. * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust. * tree-ssa-address.c (create_mem_ref_raw): Use build6. (get_address_description): Remove memory-tag related code. * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust. * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove. * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs and immediate uses in statements. Document. * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust. (dump_symbols): Remove. (dump_gimple_mem_ops): Do not dump loaded or stored syms. * alias.c (get_deref_alias_set): New function split out from ... (get_alias_set): ... here. * alias.h (get_deref_alias_set): Declare. * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused type parameter. Remove restrict pointer handling. Create a ref-all pointer in case type-based alias sets do not conflict. (vect_analyze_data_refs): Remove SMT related code. * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert. (vectorizable_load): Likewise. * tree-data-ref.h (struct dr_alias): Remove symbol_tag field. (DR_SYMBOL_TAG, DR_VOPS): Remove. * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle. Ignore vops and SMTs. (dr_analyze_alias): Likewise.. (free_data_ref): Likewise. (create_data_ref): Likewise. (analyze_all_data_dependences): Likewise. (get_references_in_stmt): Adjust. * tree-flow-inline.h (gimple_aliases_computed_p, gimple_addressable_vars, gimple_call_clobbered_vars, gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition, factoring_name_p, mark_call_clobbered, clear_call_clobbered, compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag, gimple_mem_ref_stats): Remove. (gimple_vop): New function. (op_iter_next_use): Remove vuses and mayuses cases. (op_iter_next_def): Remove vdefs case. (op_iter_next_tree): Remove vuses, mayuses and vdefs cases. (clear_and_done_ssa_iter): Do not set removed fields. (op_iter_init): Likewise. Skip vuse and/or vdef if requested. Assert we are not iterating over vuses or vdefs if not also iterating over uses or defs. (op_iter_init_use): Likewise. (op_iter_init_def): Likewise. (op_iter_next_vdef): Remove. (op_iter_next_mustdef): Likewise. (op_iter_init_vdef): Likewise. (compare_ssa_operands_equal): Likewise. (link_use_stmts_after): Handle vuse operand. (is_call_used): Use is_call_clobbered. (is_call_clobbered): Global variables are always call clobbered, query the call-clobbers bitmap. (mark_call_clobbered): Ignore global variables. (clear_call_clobbered): Likewise. * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust virtual operands sanity check. * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG): Remove. (TARGET_MEM_REF): Remove TMR_TAG operand. * tree-dfa.c (add_referenced_var): Initialize call-clobber state. Remove call-clobber related code. (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag. (dump_variable): Do not dump SMTs, memory stats, may-aliases or partitions or escape reason. (get_single_def_stmt, get_single_def_stmt_from_phi, get_single_def_stmt_with_phi): Remove. (dump_referenced_vars): Tidy. (get_ref_base_and_extent): Allow bare decls. (collect_dfa_stats): Adjust. * graphite.c (rename_variables_in_stmt): Adjust. (graphite_copy_stmts_from_block): Likewise. (translate_clast): Likewise. * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap. (EXPR_DIES): New. (translate_vuse_through_block): Use the oracle. (phi_translate_1): Adjust. (value_dies_in_block_x): Use the oracle. Cache the outcome in EXPR_DIES. (valid_in_sets): Check if the VUSE for a REFERENCE is available. (eliminate): Do not remove stmts during elimination, instead queue and remove them afterwards. (do_pre): Do not rebuild alias info. (pass_pre): Run TODO_rebuild_alias before PRE. * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code. * tree-sra.c (sra_walk_function): Use gimple_references_memory_p. (mark_all_v_defs_stmt): Remove. (mark_all_v_defs_seq): Adjust. (sra_replace): Likewise. (scalarize_use): Likewise. (scalarize_copy): Likewise. (scalarize_init): Likewise. (scalarize_ldst): Likewise. (todoflags): Remove. (tree_sra): Do not rebuild alias info. (tree_sra_early): Adjust. (pass_sra): Run TODO_update_address_taken before SRA. * tree-predcom.c (set_alias_info): Remove. (prepare_initializers_chain): Do not call it. (mark_virtual_ops_for_renaming): Adjust. (mark_virtual_ops_for_renaming_list): Remove. (initialize_root_vars): Adjust. (initialize_root_vars_lm): Likewise. (prepare_initializers_chain): Likewise. * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code. (may_propagate_copy_into_stmt): Likewise. (merge_alias_info): Do nothing for now. (propagate_tree_value_into_stmt): Adjust. (stmt_may_generate_copy): Likewise. * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do not mark symbols for renaming. (forward_propagate_addr_expr): Match up push/pop_stmt_changes with the same statement, make sure to update the new pointed-to one. * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy call statements, do not mark symbols for renaming. (mark_operand_necessary): Dump something. (ref_may_be_aliased): New function. (mark_aliased_reaching_defs_necessary_1): New helper function. (mark_aliased_reaching_defs_necessary): Likewise. (mark_all_reaching_defs_necessary_1): Likewise. (mark_all_reaching_defs_necessary): Likewise. (propagate_necessity): Do not process virtual PHIs. For non-aliased loads mark all reaching definitions as necessary. For aliased loads and stores mark the immediate dominating aliased clobbers as necessary. (visited): New global static. (perform_tree_ssa_dce): Free visited bitmap after propagating necessity. (remove_dead_phis): Perform simple dead virtual PHI removal. (remove_dead_stmt): Properly unlink virtual operands when removing stores. (eliminate_unnecessary_stmts): Schedule PHI removal after stmt removal. * tree-ssa-ter.c (is_replaceable_p): Adjust. (process_replaceable): Likewise. (find_replaceable_in_bb): Likewise. * tree-ssa.c (verify_ssa_name): Verify all VOPs are based on the single gimple vop. (verify_flow_insensitive_alias_info): Remove. (verify_flow_sensitive_alias_info): Likewise. (verify_call_clobbering): Likewise. (verify_memory_partitions): Likewise. (verify_alias_info): Likewise. (verify_ssa): Adjust.. (execute_update_addresses_taken): Export. Update SSA manually. Optimize only when optimizing. Use a local bitmap. (pass_update_address_taken): Remove TODO_update_ssa, add TODO_dump_func. (pass_update_address_taken): Just use TODO_update_address_taken. (init_tree_ssa): Do not initialize addressable_vars. (verify_ssa): Verify new VUSE / VDEF properties. Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT. Do not call verify_alias_info. (delete_tree_ssa): Clear the VUSE, VDEF operands. Do not free the loaded and stored syms bitmaps. Reset the escaped and callused solutions. Do not free addressable_vars. Remove memory-tag related code. (warn_uninitialized_var): Aliases are always available. * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust. * lambda-code.c (can_put_in_inner_loop): Adjust. (can_put_after_inner_loop): Likewise. (perfect_nestify): Likewise. * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust. (vect_gen_widened_results_half): Remove CALL_EXPR handling. (vectorizable_conversion): Do not mark symbols for renaming. * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF. (expand_call_inline): Unlink the calls virtual operands before replacing it. (tree_function_versioning): Do not call update_ssa if we are not updating clones. Simplify. * tree-ssa-phiprop.c (phivn_valid_p): Adjust. (propagate_with_phi): Likewise.. * tree-outof-ssa.c (create_temp): Remove memory tag and call clobber code. Assert we are not aliased or global. * tree-flow.h: Include tree-ssa-alias.h (enum escape_type): Remove. (struct mem_sym_stats_d): Likewise. (struct mem_ref_stats_d): Likewise. (struct gimple_df): Add vop member. Remove global_var, call_clobbered_vars, call_used_vars, addressable_vars, aliases_compted_p and mem_ref_stats members. Add syms_to_rename, escaped and callused members. (struct ptr_info_def): Remove all members, add points-to solution member pt. (struct var_ann_d): Remove in_vuse_list, in_vdef_list, call_clobbered, escape_mask, mpt and symbol_mem_tag members. * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h. (tree-ssa-structalias.o): Remove tree-ssa-structalias.h. (tree-ssa-alias.o): Likewise. (toplev.o): Add tree-ssa-alias.h (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h. * gimple.c (gimple_set_bb): Fix off-by-one error. (is_gimple_reg): Do not handle memory tags. (gimple_copy): Also copy virtual operands. Delay updating the statement. Do not reset loaded and stored syms. (gimple_set_stored_syms): Remove. (gimple_set_loaded_syms): Likewise. (gimple_call_copy_skip_args): Copy the virtual operands and mark the new statement modified. * tree-ssa-structalias.c (may_alias_p): Remove. (set_uids_in_ptset): Take the alias set to prune with as parameter. Fold in the alias test of may_alias_p. (compute_points_to_sets): Compute whether a ptr is dereferenced in a local sbitmap. (process_constraint): Deal with &ANYTHING on the lhs, reject all other ADDRESSOF constraints on the lhs. (get_constraint_for_component_ref): Assert that we don't get ADDRESSOF constraints from the base of the reference. Properly generate UNKNOWN_OFFSET for DEREF if needed. (struct variable_info): Remove collapsed_to member. (get_varinfo_fc): Remove. (new_var_info): Do not set collapsed_to. (dump_constraint): Do not follow cycles. (dump_constraint_graph): Likewise. (build_pred_graph): Likewise. (build_succ_graph): Likewise. (rewrite_constraints): Likewise. (do_simple_structure_copy): Remove. (do_rhs_deref_structure_copy): Remove. (do_lhs_deref_structure_copy): Remove. (collapse_rest_of_var): Remove. (do_structure_copy): Re-implement. (pta_stats): New global variable. (dump_pta_stats): New function. (struct constraint_expr): Make offset signed. (UNKNOWN_OFFSET): Define special value. (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN. (solution_set_expand): New helper function split out from ... (do_sd_constraint): ... here. (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets. (do_ds_constraint): Likewise. (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED and CALLUSED = *CALLUSED. (set_union_with_increment): Make inc argument signed. (type_safe): Remove. (get_constraint_for_ptr_offset): Handle unknown and negative constant offsets. (first_vi_for_offset): Handle offsets before start. Bail out early for offsets beyond the variable extent. (first_or_preceding_vi_for_offset): New function. (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint. Together with ESCAPED = *ESCAPED this properly computes reachability. (find_what_var_points_to): New function. (find_what_p_points_to): Implement in terms of find_what_var_points_to. (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global, pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1, pt_solutions_intersect): New functions. (compute_call_used_vars): Remove. (compute_may_aliases): New main entry into PTA computation. * gimple.h (gimple_p): New typedef. (struct gimple_statement_base): Remove references_memory_p. (struct gimple_statement_with_memory_ops_base): Remove vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse members. (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops, gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms, gimple_set_references_memory): Remove. (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef, gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef): New functions. * tree-cfg.c (move_block_to_fn): Fix off-by-one error. (verify_expr): Allow RESULT_DECL. (gimple_duplicate_bb): Do not copy virtual operands. (gimple_duplicate_sese_region): Adjust. (gimple_duplicate_sese_tail): Likewise. (mark_virtual_ops_in_region): Remove. (move_sese_region_to_fn): Do not call it. * passes.c (init_optimization_passes): Remove pass_reset_cc_flags and pass_simple_dse. (execute_function_todo): Handle TODO_update_address_taken, call execute_update_addresses_taken for TODO_rebuild_alias. (execute_todo): Adjust. (execute_one_pass): Init dump files early. * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars call-clobbered. (create_general_new_stmt): Clear vops. * tree-ssa-reassoc.c (get_rank): Adjust. * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark symbols for renaming. * params.def (PARAM_MAX_ALIASED_VOPS): Remove. (PARAM_AVG_ALIASED_VOPS): Likewise. * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME. (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps. * tree-ssa-operands.c: Simplify for new virtual operand representation. (operand_build_cmp, copy_virtual_operands, create_ssa_artificial_load_stmt, add_to_addressable_set, gimple_add_to_addresses_taken): Remove public functions. (unlink_stmt_vdef): New function. * gcc.dg/pr19633-1.c: Adjust. * gcc.dg/torture/pta-callused-1.c: Likewise. * gcc.dg/torture/pr39074-2.c: Likewise. * gcc.dg/torture/pr39074.c: Likewise. * gcc.dg/torture/pta-ptrarith-3.c: New testcase. * gcc.dg/torture/pr30375.c: Adjust. * gcc.dg/torture/pr33563.c: Likewise. * gcc.dg/torture/pr33870.c: Likewise. * gcc.dg/torture/pr33560.c: Likewise. * gcc.dg/torture/pta-structcopy-1.c: New testcase. * gcc.dg/torture/ssa-pta-fn-1.c: Likewise. * gcc.dg/tree-ssa/alias-15.c: Remove. * gcc.dg/tree-ssa/ssa-dce-4.c: New testcase. * gcc.dg/tree-ssa/pr26421.c: Adjust. * gcc.dg/tree-ssa/ssa-fre-10.c: XFAIL. * gcc.dg/tree-ssa/ssa-dce-5.c: New testcase. * gcc.dg/tree-ssa/pr23382.c: Adjust. * gcc.dg/tree-ssa/ssa-fre-20.c: New testcase. * gcc.dg/tree-ssa/alias-16.c: Adjust. * gcc.dg/tree-ssa/ssa-fre-13.c: Likewise. * gcc.dg/tree-ssa/ssa-fre-14.c: Likewise. * gcc.dg/tree-ssa/alias-18.c: Likewise. * gcc.dg/tree-ssa/ssa-fre-15.c: Likewise. * gcc.dg/tree-ssa/ssa-lim-3.c: Likewise. * gcc.dg/tree-ssa/alias-19.c: Likewise. * gcc.dg/tree-ssa/pta-ptrarith-1.c: New testcase. * gcc.dg/tree-ssa/pr13146.c: Likewise. * gcc.dg/tree-ssa/ssa-pre-23.c: Likewise. * gcc.dg/tree-ssa/pta-ptrarith-2.c: Likewise. * gcc.dg/tree-ssa/ssa-fre-18.c: Likewise. * gcc.dg/tree-ssa/ssa-pre-24.c: New XFAILed testcase. * gcc.dg/tree-ssa/ssa-fre-19.c: New testcase. * gcc.dg/tree-ssa/alias-20.c: Likewise. * gcc.dg/tree-ssa/ssa-dse-12.c: Likewise. * gcc.dg/tree-ssa/pr38895.c: Likewise. * gcc.dg/uninit-B.c: XFAIL. * gcc.dg/vect/no-vfa-vect-43.c: Adjust. * gcc.dg/uninit-pr19430.c: XFAIL. * g++.dg/tree-ssa/pr13146.C: New testcase. * g++.dg/opt/pr36187.C: Adjust. * g++.dg/torture/20090329-1.C: New testcase. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@145494 138bc75d-0d04-0410-961f-82ee72b054a4
* 2008-07-28 Richard Guenther <rguenther@suse.de>rguenth2008-07-281-120/+122
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Merge from gimple-tuples-branch. * ChangeLog.tuples: ChangeLog from gimple-tuples-branch. * gimple.def: New file. * gsstruct.def: Likewise. * gimple-iterator.c: Likewise. * gimple-pretty-print.c: Likewise. * tree-gimple.c: Removed. Merged into ... * gimple.c: ... here. New file. * tree-gimple.h: Removed. Merged into ... * gimple.h: ... here. New file. * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h. * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the --enable-checking=gimple flag. * config.in: Likewise. * configure: Regenerated. * tree-ssa-operands.h: Tuplified. * tree-vrp.c: Likewise. * tree-loop-linear.c: Likewise. * tree-into-ssa.c: Likewise. * tree-ssa-loop-im.c: Likewise. * tree-dump.c: Likewise. * tree-complex.c: Likewise. * cgraphbuild.c: Likewise. * tree-ssa-threadupdate.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-pretty-print.c: Likewise. * tracer.c: Likewise. * gengtype.c: Likewise. * tree-loop-distribution.c: Likewise. * tree-ssa-loop-unswitch.c: Likewise. * cgraph.c: Likewise. * cgraph.h: Likewise. * tree-ssa-loop-manip.c: Likewise. * value-prof.c: Likewise. * tree-ssa-loop-ch.c: Likewise. * tree-tailcall.c: Likewise. * value-prof.h: Likewise. * tree.c: Likewise. * tree.h: Likewise. * tree-pass.h: Likewise. * ipa-cp.c: Likewise. * tree-scalar-evolution.c: Likewise. * tree-scalar-evolution.h: Likewise. * target.h: Likewise. * lambda-mat.c: Likewise. * tree-phinodes.c: Likewise. * diagnostic.h: Likewise. * builtins.c: Likewise. * tree-ssa-alias-warnings.c: Likewise. * cfghooks.c: Likewise. * fold-const.c: Likewise. * cfghooks.h: Likewise. * omp-low.c: Likewise. * tree-ssa-dse.c: Likewise. * ipa-reference.c: Likewise. * tree-ssa-uncprop.c: Likewise. * toplev.c: Likewise. * tree-gimple.c: Likewise. * tree-gimple.h: Likewise. * tree-chrec.c: Likewise. * tree-chrec.h: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-sccvn.h: Likewise. * cgraphunit.c: Likewise. * tree-ssa-copyrename.c: Likewise. * tree-ssa-ccp.c: Likewise. * tree-ssa-loop-ivopts.c: Likewise. * tree-nomudflap.c: Likewise. * tree-call-cdce.c: Likewise. * ipa-pure-const.c: Likewise. * c-format.c: Likewise. * tree-stdarg.c: Likewise. * tree-ssa-math-opts.c: Likewise. * tree-ssa-dom.c: Likewise. * tree-nrv.c: Likewise. * tree-ssa-propagate.c: Likewise. * ipa-utils.c: Likewise. * tree-ssa-propagate.h: Likewise. * tree-ssa-alias.c: Likewise. * gimple-low.c: Likewise. * tree-ssa-sink.c: Likewise. * ipa-inline.c: Likewise. * c-semantics.c: Likewise. * dwarf2out.c: Likewise. * expr.c: Likewise. * tree-ssa-loop-ivcanon.c: Likewise. * predict.c: Likewise. * tree-ssa-loop.c: Likewise. * tree-parloops.c: Likewise. * tree-ssa-address.c: Likewise. * tree-ssa-ifcombine.c: Likewise. * matrix-reorg.c: Likewise. * c-decl.c: Likewise. * tree-eh.c: Likewise. * c-pretty-print.c: Likewise. * lambda-trans.c: Likewise. * function.c: Likewise. * langhooks.c: Likewise. * ebitmap.h: Likewise. * tree-vectorizer.c: Likewise. * function.h: Likewise. * langhooks.h: Likewise. * tree-vectorizer.h: Likewise. * ipa-type-escape.c: Likewise. * ipa-type-escape.h: Likewise. * domwalk.c: Likewise. * tree-if-conv.c: Likewise. * profile.c: Likewise. * domwalk.h: Likewise. * tree-data-ref.c: Likewise. * tree-data-ref.h: Likewise. * tree-flow-inline.h: Likewise. * tree-affine.c: Likewise. * tree-vect-analyze.c: Likewise. * c-typeck.c: Likewise. * gimplify.c: Likewise. * coretypes.h: Likewise. * tree-ssa-phiopt.c: Likewise. * calls.c: Likewise. * tree-ssa-coalesce.c: Likewise. * tree.def: Likewise. * tree-dfa.c: Likewise. * except.c: Likewise. * except.h: Likewise. * cfgexpand.c: Likewise. * tree-cfgcleanup.c: Likewise. * tree-ssa-pre.c: Likewise. * tree-ssa-live.c: Likewise. * tree-sra.c: Likewise. * tree-ssa-live.h: Likewise. * tree-predcom.c: Likewise. * lambda.h: Likewise. * tree-mudflap.c: Likewise. * ipa-prop.c: Likewise. * print-tree.c: Likewise. * tree-ssa-copy.c: Likewise. * ipa-prop.h: Likewise. * tree-ssa-forwprop.c: Likewise. * ggc-page.c: Likewise. * c-omp.c: Likewise. * tree-ssa-dce.c: Likewise. * tree-vect-patterns.c: Likewise. * tree-ssa-ter.c: Likewise. * tree-nested.c: Likewise. * tree-ssa.c: Likewise. * lambda-code.c: Likewise. * tree-ssa-loop-prefetch.c: Likewise. * tree-inline.c: Likewise. * tree-inline.h: Likewise. * tree-iterator.c: Likewise. * tree-optimize.c: Likewise. * tree-ssa-phiprop.c: Likewise. * tree-vect-transform.c: Likewise. * tree-object-size.c: Likewise. * tree-outof-ssa.c: Likewise. * cfgloop.c: Likewise. * system.h: Likewise. * tree-profile.c: Likewise. * cfgloop.h: Likewise. * c-gimplify.c: Likewise. * c-common.c: Likewise. * tree-vect-generic.c: Likewise. * tree-flow.h: Likewise. * c-common.h: Likewise. * basic-block.h: Likewise. * tree-ssa-structalias.c: Likewise. * tree-switch-conversion.c: Likewise. * tree-ssa-structalias.h: Likewise. * tree-cfg.c: Likewise. * passes.c: Likewise. * ipa-struct-reorg.c: Likewise. * ipa-struct-reorg.h: Likewise. * tree-ssa-reassoc.c: Likewise. * cfgrtl.c: Likewise. * varpool.c: Likewise. * stmt.c: Likewise. * tree-ssanames.c: Likewise. * tree-ssa-threadedge.c: Likewise. * langhooks-def.h: Likewise. * tree-ssa-operands.c: Likewise. * config/alpha/alpha.c: Likewise. * config/frv/frv.c: Likewise. * config/s390/s390.c: Likewise. * config/m32c/m32c.c: Likewise. * config/m32c/m32c-protos.h: Likewise. * config/spu/spu.c: Likewise. * config/sparc/sparc.c: Likewise. * config/i386/i386.c: Likewise. * config/sh/sh.c: Likewise. * config/xtensa/xtensa.c: Likewise. * config/stormy16/stormy16.c: Likewise. * config/ia64/ia64.c: Likewise. * config/rs6000/rs6000.c: Likewise. * config/pa/pa.c: Likewise. * config/mips/mips.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138207 138bc75d-0d04-0410-961f-82ee72b054a4
* 2008-05-20 Richard Guenther <rguenther@suse.de>rguenth2008-05-201-14/+14
| | | | | | | | | | | | | | | | | | | | | | * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure. * tree-ssa-sccvn.c (process_scc): Likewise. * tree-ssa-sink.c (execute_sink_code): Likewise. * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise. * tree-vrp.c (process_assert_insertions): Likewise. * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise. (perform_tree_ssa_dce): Likewise. * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise. (dump_dominator_optimization_stats): Likewise. * tree-vectorizer.c (vectorize_loops): Likewise. * gcc.dg/tree-ssa/ssa-sink-1.c: Adjust. * gcc.dg/tree-ssa/ssa-sink-2.c: Likewise. * gcc.dg/tree-ssa/ssa-sink-3.c: Likewise. * gcc.dg/tree-ssa/ssa-sink-4.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@135611 138bc75d-0d04-0410-961f-82ee72b054a4
* Revert r135493 & r135463davidxl2008-05-201-641/+6
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@135599 138bc75d-0d04-0410-961f-82ee72b054a4
* comment/style fixesdavidxl2008-05-181-41/+46
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@135493 138bc75d-0d04-0410-961f-82ee72b054a4
* Check in tree-dce enh to trunkdavidxl2008-05-171-6/+636
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@135463 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcc.dg/20050811-2.c: Update dumping flags.hubicka2008-03-191-9/+15
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * gcc.dg/sms-2.c: Update dumping flags. * gcc.dg/var-expand1.c: Update dumping flags. * gcc.dg/var-expand3.c: Update dumping flags. * gcc.dg/pr30957-1.c: Update dumping flags. * gcc.dg/20050811-1.c: Update dumping flags. * gcc.dg/cpp/cmdlne-dI-M.C: Do not xfail. * gcc.dg/cpp/cmdlne-dM-M.C: Do not xfail. PR other/35094 * toplev.c (decode_d_option): Handle all CPP flags. * tree-vrp.c: Update tree_pass descriptors. * regrename.c: Update tree_pass descriptors. * fwprop.c: Update tree_pass descriptors. * doc/invoke.texi: Remove documentation of dropped -d? flags. * tree-into-ssa.c: Update tree_pass descriptors. * tree-dump.c: Update tree_pass descriptors. * tree-complex.c: Update tree_pass descriptors. * tree-dump.h: Update tree_pass descriptors. * see.c: Update tree_pass descriptors. * cgraphbuild.c: Update tree_pass descriptors. * tracer.c: Update tree_pass descriptors. * tree-loop-distribution.c: Update tree_pass descriptors. * cgraph.c: Update tree_pass descriptors. * postreload-gcse.c: Update tree_pass descriptors. * postreload.c: Update tree_pass descriptors. * tree-ssa-loop-ch.c: Update tree_pass descriptors. * tree-tailcall.c: Update tree_pass descriptors. * tree-pass.h (tree_opt_pass): Rename to ... (opt_pass) ... this one; add "type" field and remove letter field. (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New. (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes, all_lowering_passes): Update declaration. * ipa-cp.c: Update tree_pass descriptors. * final.c: Update tree_pass descriptors. * omp-low.c: Update tree_pass descriptors. * tree-ssa-dse.c: Update tree_pass descriptors. * ipa-reference.c: Update tree_pass descriptors. * tree-ssa-uncprop.c: Update tree_pass descriptors. * auto-inc-dec.c: Update tree_pass descriptors. * reorg.c: Update tree_pass descriptors. * cgraphunit.c: Update tree_pass descriptors. * tree-ssa-copyrename.c: Update tree_pass descriptors. * tree-ssa-ccp.c: Update tree_pass descriptors. * df-core.c: Update tree_pass descriptors. * mode-switching.c: Update tree_pass descriptors. * tree-nomudflap.c: Update tree_pass descriptors. * modulo-sched.c: Update tree_pass descriptors. * ipa-pure-const.c: Update tree_pass descriptors. * cse.c: Update tree_pass descriptors. * web.c: Update tree_pass descriptors. * tree-stdarg.c: Update tree_pass descriptors. * tree-ssa-math-opts.c: Update tree_pass descriptors. * tree-ssa-dom.c: Update tree_pass descriptors. * tree-nrv.c: Update tree_pass descriptors. * tree-ssa-alias.c: Update tree_pass descriptors. * loop-init.c: Update tree_pass descriptors. * gimple-low.c: Update tree_pass descriptors. * ipa-inline.c: Update tree_pass descriptors. * tree-ssa-sink.c: Update tree_pass descriptors. * global.c: Update tree_pass descriptors. * ifcvt.c: Update tree_pass descriptors. * jump.c: Update tree_pass descriptors. * predict.c: Update tree_pass descriptors. * tree-ssa-loop.c: Update tree_pass descriptors. * recog.c: Update tree_pass descriptors. * dse.c: Update tree_pass descriptors. * tree-ssa-ifcombine.c: Update tree_pass descriptors. * tree-eh.c: Update tree_pass descriptors. * regmove.c: Update tree_pass descriptors. * local-alloc.c * function.c: Update tree_pass descriptors. * tree-vectorizer.c: Update tree_pass descriptors. * gcse.c: Update tree_pass descriptors. * ipa-type-escape.c: Update tree_pass descriptors. * tree-if-conv.c: Update tree_pass descriptors. * init-regs.c: Update tree_pass descriptors. * ipa.c: Update tree_pass descriptors. * tree-ssa-phiopt.c: Update tree_pass descriptors. * rtl-factoring.c: Update tree_pass descriptors. * lower-subreg.c: Update tree_pass descriptors. * bt-load.c: Update tree_pass descriptors. * tree-dfa.c: Update tree_pass descriptors. * except.c: Update tree_pass descriptors. * emit-rtl.c: Update tree_pass descriptors. * cfgexpand.c: Update tree_pass descriptors. * tree-cfgcleanup.c: Update tree_pass descriptors. * cfgcleanup.c: Update tree_pass descriptors. * tree-ssa-pre.c: Update tree_pass descriptors. * tree-sra.c: Update tree_pass descriptors. * tree-mudflap.c: Update tree_pass descriptors. * tree-ssa-copy.c: Update tree_pass descriptors. * cfglayout.c: Update tree_pass descriptors. * tree-ssa-forwprop.c: Update tree_pass descriptors. * tree-ssa-dce.c: Update tree_pass descriptors. * tree-ssa.c: Update tree_pass descriptors. * regclass.c: Update tree_pass descriptors. * integrate.c: Update tree_pass descriptors. * tree-optimize.c: Update tree_pass descriptors. * tree-ssa-phiprop.c: Update tree_pass descriptors. * tree-object-size.c: Update tree_pass descriptors. * combine.c: Update tree_pass descriptors. * tree-outof-ssa.c: Update tree_pass descriptors. * bb-reorder.c: Update tree_pass descriptors. * stack-ptr-mod.c: Update tree_pass descriptors. * var-tracking.c: Update tree_pass descriptors. * tree-profile.c: Update tree_pass descriptors. * tree-vect-generic.c: Update tree_pass descriptors. * reg-stack.c: Update tree_pass descriptors. * sched-rgn.c: Update tree_pass descriptors. * tree-ssa-structalias.c: Update tree_pass descriptors. * tree-cfg.c: Update tree_pass descriptors. * passes.c (current_pass): Update declaration. (finish_optimization_passes): Update. (all_passes, all_ipa_passes, all_lowering_passes): Update declaration. (register_one_dump_file, register_dump_files_1, next_pass_1): Update arguments. (init_optimization_passes): Update handling of new types. (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update. * ipa-struct-reorg.c: Update tree_pass descriptors. * tree-ssa-reassoc.c: Update tree_pass descriptors. * combine-stack-adj.c: Update tree_pass descriptors. * cfgrtl.c: Update tree_pass descriptors. * dce.c: Update tree_pass descriptors. * tree-ssanames.c: Update tree_pass descriptors. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@133342 138bc75d-0d04-0410-961f-82ee72b054a4
* * tree-pretty-print.c: Include predict.h.hubicka2008-03-181-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | (dump_generic_node): Dump predictor. * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update. * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR. * gimple-low.c (lower_stmt): Likewise. * expr.c (expand_expr_real): Likewise. * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove them. (build_predict_expr, build_predict_expr): New. * predict.h (predictor_name, build_predict_expr): Update. * c-typeck.c (c_finish_bc_stmt): Add prediction. * gimplify.c (gimplify_expr): Add PREDICT_EXPR. * predict.def (PRED_CONTINUE): Update hitrate. * tree.def (PREDICT_EXPR): Define. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR; do not handle BIND_EXPR. * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free. * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid. * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no operands. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@133313 138bc75d-0d04-0410-961f-82ee72b054a4
* Change copyright header to refer to version 3 of the GNU General Public ↵nickc2007-07-261-4/+3
| | | | | | License and to point readers at the COPYING3 file and the FSF's license web page. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@126948 138bc75d-0d04-0410-961f-82ee72b054a4
* ./:ian2007-06-121-1/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | PR libstdc++/29286 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR. * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define. (CHANGE_DYNAMIC_TYPE_LOCATION): Define. (DECL_NO_TBAA_P): Define. (struct tree_decl_common): Add no_tbaa_flag field. * tree-ssa-structalias.c (struct variable_info): Add no_tbaa_pruning field. (new_var_info): Initialize no_tbaa_pruning field. (unify_nodes): Copy no_tbaa_pruning field. (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR. (dump_solution_for_var): Print no_tbaa_pruning flag. (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all callers. (compute_tbaa_pruning): New static function. (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes. Call compute_tbaa_pruning. * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers. * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR. * gimple-low.c (lower_stmt): Likewise. * tree-gimple.c (is_gimple_stmt): Likewise. * tree-ssa-operands.c (get_expr_operands): Likewise. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise. * tree-inline.c (estimate_num_insns_1): Likewise. (copy_result_decl_to_var): Likewise. * expr.c (expand_expr_real_1): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag. * omp-low.c (omp_copy_decl_2): Likewise. * print-tree.c (print_node): Print DECL_NO_TBAA_P flag. * doc/c-tree.texi (Expression trees): Document CHANGE_DYNAMIC_TYPE_EXPR. cp/: PR libstdc++/29286 * init.c (avoid_placement_new_aliasing): New static function. (build_new_1): Call it. testsuite/: PR libstdc++/29286 * g++.dg/init/new16.C: New test. * g++.dg/init/new17.C: New test. * g++.dg/init/new18.C: New test. * g++.dg/init/new19.C: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@125653 138bc75d-0d04-0410-961f-82ee72b054a4
* 2007-05-28 Daniel Berlin <dberlin@dberlin.org>dberlin2007-05-281-0/+2
| | | | | | | | | * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA name when we remove it from a call. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@125147 138bc75d-0d04-0410-961f-82ee72b054a4
* 2007-05-04 Josh Conner <jconner@apple.com>jconner2007-05-041-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * basic-block.h (cdi_direction): Assign values to all enumeration constants. (dom_computed): Remove. (dom_info_state): New. (set_dom_info_availability): New. * tree-ssa-loop-im.c (determine_invariantness): Initialize walk_data.dom_direction. * cfghooks.c (delete_basic_block): Use dom_info_available_p() instead of dom_computed[]. (split_edge): Likewise. (create_basic_block): Likewise. (merge_blocks): Likewise. * ifcvt.c (find_if_header): Likewise. * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise. * tree-ssa-dce.c (remove_dead_stmt): Likewise. * tree-ssa.c (verify_ssa): Likewise. * tree-cfg.c (tree_verify_flow_info): Likewise. (remove_edge_and_dominated_blocks): Likewise. * dominance.c (dom_computed): Make static. (calc_dfs_tree_nonrec): Change third param to a bool. (calc_dfs_tree): Change second param to a bool. (calc_idioms): Change second param to a bool. Use dom_convert_dir_to_idx. (init_dom_info): Validate dir before using. (dom_convert_dir_to_idx): New. (calculate_dominance_info): Use dom_convert_dir_to_idx. New variable 'reverse' used for calling calc_dfs_tree and calc_idoms. (free_dominance_info): Use dom_convert_dir_to_idx. (get_immediate_dominator): Likewise. (set_immediate_dominator): Likewise. (get_dominated_by): Likewise. (redirect_immediate_dominators): Likewise. (nearest_common_denominator): Likewise. (dominated_by_p): Likewise. (bb_dom_dfs_in): Likewise. (bb_dom_dfs_out): Likewise. (recount_dominator): Likewise. (iterate_fix_dominators): Likewise. (add_to_dominance_info): Likewise. (delete_from_dominance_info): Likewise. (first_dom_son): Likewise. (next_dom_son): Likewise. (dom_info_available_p): Likewise. (dom_info_state): New. (set_dom_info_availability): New. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@124439 138bc75d-0d04-0410-961f-82ee72b054a4
* * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance inforakdver2007-04-271-3/+8
| | | | | | | | | | | if it claims to be available. * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when edge is redirected. (perform_tree_ssa_dce): Always free postdominators. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@124236 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcc.dg/tree-ssa/pr23382.c: Avoid DCE from eliminating dead variable.hubicka2007-01-241-1/+26
| | | | | | | * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@121108 138bc75d-0d04-0410-961f-82ee72b054a4
* * tree-ssa-dce.c (DCE_TODOs): New.hubicka2007-01-151-31/+37
| | | | | | | | | | (propagate_necessity): Return if something changed. (eliminate_unnecessary_stmts): Likewise. (perform_tree_ssa_dce): Return TODO flags when needed. (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@120797 138bc75d-0d04-0410-961f-82ee72b054a4
* PR tree-optimization/1046hubicka2007-01-111-3/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE when alias info is not ready. (pass_tail_recursion): Do not require aliasing. * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise. * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise. * tree-ssa-copy.c (pass_copy_prop): Likewise. * tree-ssa-forwprop.c (pass_forwprop): Likewise. * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise. * passes.c (init_optimization_passes): Execute rename_ssa_copies, ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion before inlining. * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand): When aliasing is not build, mark statement as volatile. * gcc.dg/tree-ssa/tailrecursion-4.c: Update dump file. * gcc.dg/tree-ssa/tailrecursion-1.c: Update dump file. * gcc.dg/tree-ssa/tailrecursion-2.c: Update dump file. * gcc.dg/tree-ssa/tailrecursion-3.c: Update dump file. * gcc.dg/tree-ssa/pr21658.c: Likewise. * gcc.dg/tree-ssa/pr15349.c: Likewise. * gcc.dg/tree-ssa/pr25501.c: Likewise. * gcc.dg/tree-ssa/vrp11.c: Make more complex so it still test transformation in question. * gcc.dg/tree-ssa/vrp05.c: Likewise. * gcc.dg/tree-ssa/pr20701.c: Likewise. * gcc.dg/always_inline3.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@120681 138bc75d-0d04-0410-961f-82ee72b054a4
* 2006-12-11 Diego Novillo <dnovillo@redhat.com>dnovillo2006-12-121-88/+12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * doc/tree-ssa.texi: Update documentation for virtual operands and the use of push_stmt_changes/pop_stmt_changes. * doc/invoke.texi: Remove documentation for params global-var-threshold. Update documentation on max-aliased-vops. * tree-into-ssa.c: Cleanup comments, variables and spacing in various functions. (regs_to_rename): Declare. (mem_syms_to_rename): Declare. (dump_update_ssa): Declare. (debug_update_ssa): Declare. (dump_names_replaced_by): Declare. (debug_names_replaced_by): Declare. (dump_def_blocks): Declare. (debug_def_blocks): Declare. (dump_defs_stack): Declare. (debug_defs_stack): Declare. (dump_currdefs): Declare. (debug_currdefs): Declare. (mark_def_sites): Do not handle virtual operands. (compute_idf): Rename from find_idf. Update users. (register_new_def): Make local. Convert second argument to 'tree'. Use BLOCK_DEFS_STACK directly. If pushing a non-register, also push the underlying symbol. (rewrite_stmt): Do not handle virtual operands. (dump_tree_ssa): Call dump_def_blocks, dump_defs_stack, dump_currdefs and dump_tree_ssa_stats. (dump_tree_ssa_stats): Also dump REPL_TBL. (replace_use): Remove. Update all users to call SET_USE instead. (rewrite_blocks): Move code to free memory to fini_ssa_renamer. (mark_def_site_blocks): Move initialization code to init_ssa_renamer. (init_ssa_renamer): New. (fini_ssa_renamer): New. (rewrite_into_ssa): Call them. (prepare_block_for_update): Process SSA_OP_ALL_USES first and SSA_OP_ALL_DEFS later. Do not process virtual operands separately. (dump_update_ssa): Call dump_decl_set. (init_update_ssa): Initialize regs_to_rename and mem_syms_to_rename. Call init_ssa_renamer. (delete_update_ssa): Call fini_ssa_renamer. Free blocks_with_phis_to_rewrite. (mark_sym_for_renaming): If the variable has sub-variables, also mark them. If the variable belongs to a partition, also mark it. (mark_set_for_renaming): Call mark_sym_for_renaming on every symbol in the set. (switch_virtuals_to_full_rewrite): Call mark_set_for_renaming. (update_ssa): Separate syms_to_rename into regs_to_rename and mem_syms_to_rename. * tree-dump.c (dump_options): Add TDF_MEMSYMS. * tree-pretty-print.c (debug_generic_expr): Add TDF_MEMSYMS. (debug_generic_stmt): Likewise. (debug_tree_chain): Likewise. (dump_symbols): New. (dump_generic_node): Check for TDF_MEMSYMS. Handle MEMORY_PARTITION_TAG. If the statement references memory and TDF_MEMSYMS is given, call dump_symbols. Indicate default names with (D). (dump_vops): Update for new virtual operator format. * tree.c (init_ttree): Add MEMORY_PARTITION_TAG to tree_contains_struct. (tree_code_size): Handle MEMORY_PARTITION_TAG. (tree_node_structure): Likewise. (needs_to_live_in_memory): Handle SSA names. * tree.h (MTAG_P): Likewise. (struct tree_memory_partition_tag): Declare. (MPT_SYMBOLS): Define. (union tree_node): Add field 'mpt'. * treestruct.def (TS_MEMORY_PARTITION_TAG): Define. * tree.def (MEMORY_PARTITION_TAG): Define. * tree-pass.h (TDF_MEMSYMS): Define. * params.h (GLOBAL_VAR_THRESHOLD): Remove. * tree-ssa-alias.c: Include pointer-set.h (struct alias_map_d): Remove fields total_alias_vops, grouped_p and may_aliases. Update all users. (struct mp_info_def): Declare. (mp_info_t): New type. (get_smt_for): Rename from get_tmt_for. Update all users. (add_may_alias): Add argument ALREADY_ADDED. If given, use it to avoid adding duplicate entries to alias sets. (replace_may_alias): Remove. Update all users. (total_alias_vops_cmp): Remove. Update all users. (group_aliases_into): Remove. Update all users. (tree_pointer_compare): Remove. Update all users. (compact_name_tags): Remove. Update all users. (group_aliases): Remove. Update all users. (mark_non_addressable): Move from tree-flow-inline.h. Remove the symbol from the partition holding it, if needed. (dump_mp_info): New. (debug_mp_info): New. (sort_mp_info): New. (create_partition_for): New. (rewrite_alias_set_for): New. (compute_memory_partitions): New. (compute_may_aliases): Call it. (init_alias_info): If computing aliases for the first time, mark every memory symbol for renaming. (have_common_aliases_p): New. (compute_flow_insensitive_aliasing): Call it. (setup_pointers_and_addressables): Do not cache num_referenced_vars. For register promoted symbols, mark their former partition for renaming. (maybe_create_global_var): Only create .GLOBAL_VAR if there are no call-clobbered variables and a mix of pure and non-pure functions were found. (may_alias_p): Tidy comments. (create_tag_raw): Remove unused variable new_type. (dump_alias_info): call dump_memory_partitions. (dump_points_to_info_for): Call dump_decl_set. (may_be_aliased): Tidy comments and formatting. * timevar.def (TV_MEMORY_PARTITIONING): Define. * tree-vectorizer.c (vect_memsyms_to_rename): Rename from vect_vnames_to_rename. Set DECL_UIDs instead of SSA name versions in it. (slpeel_update_phi_nodes_for_guard1): Ignore memory PHIs. * tree-vect-transform.c (vect_transform_loop): Call mark_set_for_renaming with vect_memsyms_to_rename. * tree-flow-inline.h (zero_imm_uses_p): New. (memory_partition): New. (set_memory_partition): New. (factoring_name_p): New. (symbol_mem_tag): New. Update every function that used to access the annotation directly. (set_symbol_mem_tag): Likewise. * tree-ssa-copy.c (may_propagate_copy): Allow copies between a partition and a symbol as long as the symbol belongs to the partition. (merge_alias_info): Ignore merge requests when memory partitions are involved. * tree-ssa.c (verify_ssa_name): Check that default definitions have empty defining statements. (verify_use): Remove argument IS_VIRTUAL. Don't call verify_ssa_name. (verify_phi_args): Call verify_ssa_name. (verify_flow_insensitive_alias_info): Handle MPTs. (verify_flow_sensitive_alias_info): Likewise. (verify_name_tags): Likewise. (verify_call_clobbering): Likewise. (verify_ssa): Check for VOPs only after aliasing information is available. Check virtuals and real operands separately. Call verify_ssa_name on every operand. (stmt_references_memory_p): Move to tree-ssa-operands.c. (walk_use_def_chains_1): Guard against NULL PHI arguments. * tree-ssa-operands.c (stmt_references_memory_p): Move from tree-ssa.c. (get_mpt_for): New. (dump_memory_partitions): New. (debug_memory_partitions): New. * tree-flow.h (struct var_ann_d): Add field mpt. (struct stmt_ann_d): Add bitfield references_memory. * Makefile.in (tree-ssa-structalias.o): Include pointer-set.h (tree-ssa-alias.o): Likewise. * tree-ssa-structalias.c: (update_alias_info): Use STORED_SYMS to determine which variables are being written to by the store operation. * tree-ssa-structalias.h (struct alias_info) <total_alias_vops>: Remove. Update all users. <written_vars>: Change to a pointer set. Update all users. <dereferenced_ptrs_store>: Likewise. <dereferenced_ptrs_load>: Likewise. (NUM_REFERENCES): Remove. Update all users. (NUM_REFERENCES_CLEAR): Remove. Update all users. (NUM_REFERENCES_INC): Remove. Update all users. (NUM_REFERENCES_SET): Remove. Update all users. * params.def (PARAM_GLOBAL_VAR_THRESHOLD): Remove. Update all users. (PARAM_MAX_ALIASED_VOPS): Set to 10. * tree-ssanames.c (make_ssa_name): Initialize SSA_NAME_IS_DEFAULT_DEF to 0. 2006-12-11 Aldy Hernandez <aldyh@redhat.com> * tree-ssa-dse.c (aggregate_vardecl_d): New. (dse_global_data): Add aggregate_vardecl field. (dse_possible_dead_store_p): New. Add prev_defvar variable. Allow immediate uses and previous immediate uses to differ if they are setting different parts of the whole. (get_aggregate_vardecl): New. (dse_record_partial_aggregate_store): New. (dse_whole_aggregate_clobbered_p): New. (dse_partial_kill_p): New. (dse_optimize_stmt): Abstract code checking a possible dead store into new function dse_possible_dead_store_p(). Call dse_maybe_record_aggregate_store(). When checking whether a STMT and its USE_STMT refer to the same memory address, check also for partial kills that clobber the whole. Move some variable definitions to the block where they are used. (aggregate_vardecl_hash): New. (aggregate_vardecl_eq): New. (aggregate_vardecl_free): New. (aggregate_whole_store_p): New. (tree_ssa_dse): Initialize and free aggregate_vardecl. Mark which aggregate stores we care about. 2006-12-11 Andrew Macleod <amacleod@redhat.com> * tree-ssa-operands.h (struct vuse_element_d): Declare. (vuse_element_t): Declare. (struct vuse_vec_d): Declare. (vuse_vec_p): Declare. (VUSE_VECT_NUM_ELEM): Define. (VUSE_VECT_ELEMENT_NC): Define. (VUSE_ELEMENT_PTR_NC): Define. (VUSE_ELEMENT_VAR_NC): Define. (VUSE_VECT_ELEMENT): Define. (VUSE_ELEMENT_PTR): Define. (VUSE_ELEMENT_VAR): Define. (struct maydef_optype_d) <use_var>: Remove. <use_ptr>: Remove. <usev>: Add. (struct vuse_optype_d) <kill_var>: Remove. <use_ptr>: Remove. <usev>: Add. (struct mustdef_optype_d) <kill_var>: Remove. <use_ptr>: Remove. <usev>: Add. (VUSE_OP_PTR): Add argument. Use VUSE_ELEMENT_PTR. (VUSE_OP): Add argument. Use VUSE_ELEMENT_PTR. (VUSE_NUM): Define. (VUSE_VECT): Define. (MAYDEF_OP_PTR): Add argument. Use VUSE_OP_PTR. (MAYDEF_OP): Add argument. Use VUSE_OP. (MAYDEF_NUM): Define. (MAYDEF_VECT): Define. (MUSTDEF_KILL_PTR): Use VUSE_OP_PTR. (MUSTDEF_KILL): Use VUSE_OP. (MUSTDEF_NUM): Define. (MUSTDEF_VECT): Define. (realloc_maydef): Declare. (realloc_vuse): Declare. (struct ssa_operand_iterator_d) <vuse_index>: Add. <mayuse_index>: Add. (LOADED_SYMS): Define. (STORED_SYMS): Define. (FOR_EACH_SSA_MUSTDEF_OPERAND): Call op_iter_next_mustdef. * tree-into-ssa.c: Adapt for multi-operand V_MAY_DEF and VUSE operators. * tree-pretty-print.c: Likewise. * tree-ssa-dse.c: Likewise. * tree-flow-inline.h: Likewise. (op_iter_next_mustdef): New. * tree-ssa-operands.c: Likewise. (ALLOC_OPTYPE): Remove. Update all users. (alloc_def): New. (alloc_use): New. (alloc_maydef): New. (alloc_vuse): New. (alloc_mustdef): New. (realloc_maydef): New. (realloc_vuse): New. 2006-12-11 Aldy Hernandez <aldyh@redhat.com> * tree-ssa-operands.c: Remove build_v_must_defs. (init_ssa_operands): Delete build_v_must_defs. (finalize_ssa_v_must_def_ops): Remove. (finalize_ssa_v_must_defs): Remove. (finalize_ssa_stmt_operands): Do not call finalize_ssa_v_must_defs. (start_ssa_stmt_operands): Do not check build_v_must_defs. (append_v_must_def): Delete. (copy_virtual_operands): Do not copy V_MUST_DEFs. (get_modify_expr_operands): Remove reference to V_MUST_DEF from comment. Remove opf_kill_def. (build_ssa_operands): Remove references to v_must_defs. (copy_virtual_operands): Same. (copy_virtual_operands): Same. (fini_ssa_operands): Same. (free_ssa_operands): Same. (add_mustdef_op): Remove. Remove mustdef_optype_p. (alloc_mustdef): Remove. Remove references to V_MUST_DEFs in comment at top of file. (get_expr_operands): Remove opf_kill_def. (opf_kill_def): Remove. (add_virtual_operand): Remove opf_kill_def. (get_indirect_ref_operands): Same. (get_tmr_operands): Same. * tree-vectorizer.c (rename_variables_in_bb): Remove SSA_OP_ALL_KILLS. * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Remove SSA_OP_ALL_KILLS. (check_loop_closed_ssa_stmt): Same. * tree-ssa.c (verify_def): Remove V_MUST_DEF from comment. (verify_use): Same. (verify_ssa): Remove V_MUST_DEFs traces. (verify_ssa): Remove SSA_OP_ALL_KILLS. * tree-into-ssa.c (mark_def_sites): Change SSA_OP_VMUSTDEF to SSA_OP_VMAYDEF. (rewrite_update_stmt): Remove SSA_OP_VIRTUAL_KILLS. (rewrite_stmt): Remove SSA_OP_ALL_KILLS. * tree-ssa-operands.h (struct stmt_operands_d): Remove V_MUST_DEF references. (MUSTDEF_OPS): Remove. (SSA_OP_VMUSTDEF): Remove. (FOR_EACH_SSA_MUSTDEF_OPERAND): Remove. (struct mustdef_optype_d): Remove. Remove mustdef_optype_p. (struct stmt_operands_d): Remove mustdef_ops. (ssa_operand_iterator_d): Remove mustdefs and mustkills. (SSA_OP_VIRTUAL_DEFS): Remove SSA_OP_VMUSTDEF. (MUSTDEF_RESULT_PTR): Remove. (MUSTDEF_RESULT): Remove. (MUSTDEF_KILL_PTR): Remove. (MUSTDEF_KILL): Remove. (MUSTDEF_NUM): Remove. (MUSTDEF_VECT): Remove. (SSA_OP_VIRTUAL_KILLS): Remove. (SSA_OP_ALL_VIRTUALS): Remove SSA_OP_VIRTUAL_KILLS. (SSA_OP_VMUSTKILL): Remove. (SSA_OP_ALL_KILLS): Remove. (SSA_OP_ALL_OPERANDS): Remove SSA_OP_ALL_KILLS. * tree-flow-inline.h (op_iter_init_def): Remove SSA_OP_VIRTUAL_KILLS. (delink_stmt_imm_use): Remove SSA_OP_ALL_KILLS. * tree-ssa-pre.c (compute_rvuse_and_antic_safe): Remove SSA_OP_VIRTUAL_KILLS. * tree-ssa-loop-im.c (determine_max_movement): Remove SSA_OP_VIRTUAL_KILLS. (gather_mem_refs_stmt): Same. (gather_mem_refs_stmt): Same. * tree-ssa-dce.c (mark_really_necessary_kill_operand_phis): Delete. (perform_tree_ssa_dce): Remove call to mark_really_necessary_kill_operand_phis. * tree-flow-inline.h (op_iter_init): Remove setting of mustdefs and mustkills. (op_iter_next_use): Do not check mustkills. (op_iter_next_def): Do not check mustdefs. (op_iter_next_tree): Do not check mustkills or mustdefs. (clear_and_done_ssa_iter): Do not set mustdefs or mustkills. (op_iter_next_maymustdef): Do not check mustkills. (op_iter_init_must_and_may_def): Remove SSA_OP_VMUSTKILL. (op_iter_init_mustdef): Remove. * tree-ssa-live.c (create_ssa_var_map): Change SSA_OP_VMUSTDEF to SSA_OP_VMAYDEF. * tree-ssa-dse.c (dse_optimize_stmt): Remove SSA_OP_VMUSTDEF. * tree-ssa-ccp.c: Remove V_MUST_DEF traces from comments. (visit_assignment): Same. * tree-ssa-copy.c (copy_prop_visit_assignment): Same. * tree-sra.c (mark_all_v_defs_1): Remove V_MUST_DEF from comment. * tree-outof-ssa.c (check_replaceable): Remove SSA_OP_VMUSTDEF. * tree-pretty-print.c (dump_vops): Remove printing of V_MUST_DEF. Remove kill_p variable. * tree-dfa.c (struct dfa_stats_d): Remove num_v_must_defs. (dump_dfa_stats): Remove code related to V_MUST_DEFs. (collect_dfa_stats_r): Do not set num_v_must_defs. (mark_new_vars_to_rename): Remove v_must_defs_{before,after} code. * tree-into-ssa.c (mark_def_sites): Change SSA_OP_VMUSTKILL to SSA_OP_VMAYUSE. * tree-ssa-pre.c (compute_rvuse_and_antic_safe): Remove SSA_OP_VMUSTDEF and SSA_OP_VMUSTKILL. * tree-ssa-propagate.c (stmt_makes_single_store): Remove SSA_OP_VMUSTDEF. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@119760 138bc75d-0d04-0410-961f-82ee72b054a4
* * tree-scalar-evolution.c (scev_const_prop):dnovillo2006-12-111-151/+126
| | | | | | | | | | | | | | | * tree-phinodes.c (remove_phi_node): Add argument RELEASE_LHS_P. If given, release the SSA name on the LHS of the PHI node. Update all users. * tree-ssa-dce.c: Remove forward declarations for static functions. Re-arrange functions bodies as needed. (find_obviously_necessary_stmts): Never mark PHI nodes as obviously necessary. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@119740 138bc75d-0d04-0410-961f-82ee72b054a4
* Merge gimple-tuples-branch into mainline.aldyh2006-12-051-4/+4
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@119546 138bc75d-0d04-0410-961f-82ee72b054a4
* * tree-vrp.c (execute_vrp): Do not pass loops structure throughrakdver2006-11-251-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | arguments. * loop-unswitch.c (unswitch_loops, unswitch_single_loop, unswitch_loop): Ditto. * tree-loop-linear.c (linear_transform_loops): Ditto. * tree-ssa-loop-im.c (determine_lsm, tree_ssa_lim_initialize, tree_ssa_lim): Ditto. * tree-ssa-loop-niter.c (estimate_numbers_of_iterations, free_numbers_of_iterations_estimates): Ditto. * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops, tree_unswitch_single_loop, tree_unswitch_loop): Ditto. * cfgloopmanip.c (fix_bb_placement, fix_bb_placements, remove_path, add_loop, loopify, unloop, fix_loop_placements, place_new_loop, duplicate_loop, duplicate_subloops, update_single_exit_for_duplicated_loops, copy_loops_to, duplicate_loop_to_header_edge, create_preheaders, force_single_succ_latches, loop_version, fix_loop_structure): Ditto. * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge, tree_unroll_loop): Ditto. * tree-ssa-loop-ch.c (copy_loop_headers): Ditto. * tree-scalar-evolution.c (select_loops_exit_conditions, scev_initialize, scev_analysis): Ditto. * tree-scalar-evolution.h (scev_initialize): Ditto. * cfghooks.c (cfg_hook_duplicate_loop_to_header_edge): Ditto. * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto. * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Ditto. * modulo-sched.c (sms_schedule): Ditto. * tree-ssa-dom.c (tree_ssa_dominator_optimize): Ditto. * loop-init.c (loop_optimizer_init, rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): Ditto. * ifcvt.c (if_convert): Ditto. * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely, canonicalize_loop_induction_variables, canonicalize_induction_variables, tree_unroll_loops_completely, remove_empty_loops): Ditto. * tree-ssa-loop.c (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch, tree_vectorize, tree_linear_transform, tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds, tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts, tree_ssa_loop_done): Ditto. * predict.c (predict_loops, tree_estimate_probability, estimate_loops, estimate_bb_frequencies): Ditto. * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_tree_peel_loop_to_edge, vectorize_loops): Ditto. * loop-unroll.c (unroll_and_peel_loops, peel_loops_completely, decide_unrolling_and_peeling, peel_loop_completely, unroll_loop_constant_iterations, unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid): Ditto. * loop-doloop.c (doloop_optimize_loops): Ditto. * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Ditto. * loop-invariant.c (move_loop_invariants): Ditto. * tree-ssa-dce.c (tree_ssa_dce_loop): Ditto. * tree-ssa-loop-prefetch.c (loop_prefetch_arrays, tree_ssa_prefetch_arrays): Ditto. * lambda-code.c (gcc_loopnest_to_lambda_loopnest, perfect_nestify): Ditto. * tree-vect-transform.c (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment, vect_transform_loop): Ditto. * cfgloop.c (flow_loops_cfg_dump, flow_loops_dump, mark_single_exit_loops, cancel_loop, cancel_loop_tree, verify_loop_structure): Ditto. * tree-flow.h (vectorize_loops, tree_ssa_lim, tree_ssa_unswitch_loops, canonicalize_induction_variables, tree_unroll_loops_completely, tree_ssa_prefetch_arrays, remove_empty_loops, tree_ssa_iv_optimize, estimate_numbers_of_iterations, free_numbers_of_iterations_estimates, tree_duplicate_loop_to_header_edge, tree_ssa_loop_version, tree_unroll_loop, linear_transform_loops): Declaration changed. * basic-block.h: Remove declaration of struct loops. * cfghooks.h (struct cfg_hooks): Change type of cfg_hook_duplicate_loop_to_header_edge. (cfg_hook_duplicate_loop_to_header_edge): Declaration changed. * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge, vect_transform_loop): Declaration changed. * lambda.h (gcc_loopnest_to_lambda_loopnest): Declaration changed. * cfgloop.h (flow_loops_dump, fix_loop_structure, mark_irreducible_loops, mark_single_exit_loops, mark_loop_exit_edges, cancel_loop_tree, create_preheaders, force_single_succ_latches, verify_loop_structure, duplicate_loop, duplicate_loop_to_header_edge, loopify, loop_version, remove_path, unswitch_loops, unroll_and_peel_loops, doloop_optimize_loops, move_loop_invariants): Declaration changed. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@119189 138bc75d-0d04-0410-961f-82ee72b054a4
* * pointer-set.c (pointer_set_destroy): Correct whitespace.sayle2006-07-071-3/+3
| | | | | | | | | | | | | | | | | | | | | | * cfgloopanal.c (dump_graph): Likewise. * dojump.c (discard_pending_stack_adjust): Likewise. * fix-header.c (TARGET_EXTRA_INCLUDE, TARGET_EXTRA_PRE_INCLUDES): Likewise. * alloc-pool.c (dump_alloc_pool_statistics): Likewise. * function.c (finalize_block_changes): Likewise. * gcc-common.c (ggc_free_overhead, dump_gcc_loc_statistics): Likewise. * tree-ssa-dce.c (clear_control_dependence_bitmap): Likewise. * rtl.c (dump_rtx_statistics): Likewise. * tree-ssa-structalias.c (sort_fieldstack, init_alias_heapvars): Likewise. * varray.c (dump_varray_statistics): Likewise. * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64, decode_decimal64, encode_decimal128, decode_decimal128, decimal_real_to_decimal): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@115258 138bc75d-0d04-0410-961f-82ee72b054a4
* * cfgcleanup.c, cfgexpand.c, cgraphunit.c, config/arm/arm.c,kazu2006-05-281-1/+1
| | | | | | | | | | | | | | | | config/fr30/fr30.md, config/i386/i386-interix.h, config/i386/i386.c, config/i386/i386.md, config/sh/superh.h, config/sh/superh64.h, config/v850/v850.c, df-core.c, df-problems.c, df.h, except.c, final.c, haifa-sched.c, lambda-code.c, libgcc2.h, omp-low.c, optabs.c, predict.c, reload.c, tree-flow.h, tree-outof-ssa.c, tree-ssa-dce.c, tree-ssa-pre.c, tree-vect-transform.c: Fix comment typos. Follow spelling conventions. * doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix typos. Follow spelling conventions. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@114168 138bc75d-0d04-0410-961f-82ee72b054a4
* * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Make it ankazu2006-03-151-13/+9
| | | | | | | | | iterator-style macro. (mark_control_dependent_edges_necessary): Update the use of EXECUTE_IF_CONTROL_DEPENDENT. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@112089 138bc75d-0d04-0410-961f-82ee72b054a4
* 2006-03-02 Daniel Berlin <dberlin@dberlin.org>dberlin2006-03-021-3/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * gcc/tree-vrp.c (execute_vrp): Return value. * gcc/regrename.c (rest_of_handle_regrename): Ditto. * gcc/tree-into-ssa.c (rewrite_into_ssa): Ditto. * gcc/tree-complex.c (tree_lower_complex): Ditto. (tree_lower_complex_O0): Ditto. * gcc/tracer.c (rest_of_handle_tracer): Ditto. * gcc/postreload-gcse.c (rest_of_handle_gcse2): Ditto. * gcc/postreload.c (rest_of_handle_postreload): Ditto. * gcc/tree-tailcall.c (execute_tail_recursion): Ditto. (execute_tail_calls): Ditto. * gcc/tree-ssa-loop-ch.c (copy_loop_headers): Ditto. * gcc/tree.h (init_function_for_compilation): Ditto. * gcc/ipa-cp.c (ipcp_driver): Ditto. * gcc/tree-scalar-evolution.c (scev_const_prop): Ditto. * gcc/tree-scalar-evolution.h (scev_const_prop): Ditto. * gcc/final.c (compute_alignments): Ditto. (rest_of_handle_final): Ditto. (rest_of_handle_shorten_branches): Ditto. (rest_of_clean_state): Ditto. * gcc/omp-low.c (execute_expand_omp): Ditto. (execute_lower_omp): Ditto. * gcc/tree-ssa-dse.c (tree_ssa_dse): Ditto. * gcc/ipa-reference.c (static_execute): Ditto. * gcc/tree-ssa-uncprop.c (tree_ssa_uncprop): Ditto. * gcc/reorg.c (rest_of_handle_delay_slots): Ditto. (rest_of_handle_machine_reorg): Ditto. * gcc/cgraphunit.c (rebuild_cgraph_edges): Ditto. * gcc/flow.c (recompute_reg_usage): Ditto. (rest_of_handle_remove_death_notes): Ditto. (rest_of_handle_life): Ditto. (rest_of_handle_flow2): Ditto. * gcc/tree-ssa-copyrename.c (rename_ssa_copies): Ditto. * gcc/tree-ssa-ccp.c (do_ssa_ccp): Ditto. (do_ssa_store_ccp): Ditto. (execute_fold_all_builtins): Ditto. * gcc/mode-switching.c (rest_of_handle_mode_switching): Ditto. * gcc/modulo-sched.c (rest_of_handle_sms): Ditto. * gcc/ipa-pure-const.c (static_execute): Ditto. * gcc/cse.c (rest_of_handle_cse): Ditto. (rest_of_handle_cse2): Ditto. * gcc/web.c (rest_of_handle_web): Ditto. * gcc/tree-stdarg.c (execute_optimize_stdarg): Ditto. * gcc/tree-ssa-math-opts.c (execute_cse_reciprocals): Ditto. * gcc/tree-ssa-dom.c (tree_ssa_dominator_optimize): Ditto. * gcc/tree-nrv.c (tree_nrv): Ditto. (execute_return_slot_opt): Ditto. * gcc/tree-ssa-alias.c (compute_may_aliases): Ditto. (create_structure_vars): Ditto. * gcc/loop-init.c (rtl_loop_init): Ditto. (rtl_loop_done): Ditto. (rtl_move_loop_invariants): Ditto. (rtl_unswitch): Ditto. (rtl_unroll_and_peel_loops): Ditto. (rtl_doloop): Ditto. * gcc/gimple-low.c (lower_function_body): Ditto. (mark_used_blocks): Ditto. * gcc/tree-ssa-sink.c (execute_sink_code): Ditto. * gcc/ipa-inline.c (cgraph_decide_inlining): Ditto. (cgraph_early_inlining): Ditto. * gcc/global.c (rest_of_handle_global_alloc): Ditto. * gcc/jump.c (cleanup_barriers): Ditto. (purge_line_number_notes): Ditto. * gcc/ifcvt.c (rest_of_handle_if_conversion): Ditto. (rest_of_handle_if_after_reload): Ditto. * gcc/tree-ssa-loop.c (tree_ssa_loop_init): Ditto. (tree_ssa_loop_im): Ditto. (tree_ssa_loop_unswitch): Ditto. (tree_vectorize): Ditto. (tree_linear_transform): Ditto. (tree_ssa_loop_ivcanon): Ditto. (tree_ssa_empty_loop): Ditto. (tree_ssa_loop_bounds): Ditto. (tree_complete_unroll): Ditto. (tree_ssa_loop_prefetch): Ditto. (tree_ssa_loop_ivopts): Ditto. (tree_ssa_loop_done): Ditto. * gcc/predict.c (tree_estimate_probability): Ditto. * gcc/recog.c (split_all_insns_noflow): Ditto. (rest_of_handle_peephole2): Ditto. (rest_of_handle_split_all_insns): Ditto. * gcc/tree-eh.c (lower_eh_constructs): Ditto. * gcc/regmove.c (rest_of_handle_regmove): Ditto. (rest_of_handle_stack_adjustments): Ditto. * gcc/local-alloc.c (rest_of_handle_local_alloc): Ditto. * gcc/function.c (instantiate_virtual_regs): Ditto. (init_function_for_compilation): Ditto. (rest_of_handle_check_leaf_regs): Ditto. * gcc/gcse.c (rest_of_handle_jump_bypass): Ditto. (rest_of_handle_gcse): Ditto. * gcc/ipa-type-escape.c (type_escape_execute): Ditto. * gcc/alias.c (rest_of_handle_cfg): Ditto. * gcc/tree-if-conv.c (main_tree_if_conversion): Ditto. * gcc/profile.c (rest_of_handle_branch_prob): Ditto. * gcc/tree-ssa-phiopt.c (tree_ssa_phiopt): Ditto. * gcc/rtl-factoring.c (rest_of_rtl_seqabstr): Ditto. * gcc/bt-load.c (rest_of_handle_branch_target_load_optimize): Ditto * gcc/tree-dfa.c (find_referenced_vars): Ditto. * gcc/except.c (set_nothrow_function_flags): Ditto. (convert_to_eh_region_ranges): Ditto. (rest_of_handle_eh): Ditto. * gcc/emit-rtl.c (unshare_all_rtl): Ditto. (remove_unnecessary_notes): Ditto. * gcc/except.h (set_nothrow_function_flags): Ditto. (convert_to_eh_region_ranges): Ditto. * gcc/cfgexpand.c (tree_expand_cfg): Ditto. * gcc/tree-cfgcleanup.c (merge_phi_nodes): Ditto. * gcc/tree-ssa-pre.c (do_pre): Ditto. (execute_fre): Ditto. * gcc/cfgcleanup.c (rest_of_handle_jump): Ditto. (rest_of_handle_jump2): Ditto. * gcc/tree-sra.c (tree_sra): Ditto. * gcc/tree-mudflap.c (execute_mudflap_function_ops): Ditto. (execute_mudflap_function_decls): Ditto. * gcc/tree-ssa-copy.c (do_copy_prop): Ditto. (do_store_copy_prop): Ditto. * gcc/ipa-prop.h (ipcp_driver): Ditto. * gcc/cfglayout.c (insn_locators_initialize): Ditto. * gcc/tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars): Ditto. * gcc/cfglayout.h (insn_locators_initialize): Ditto. * gcc/tree-ssa-dce.c (tree_ssa_dce): Ditto. * gcc/tree-ssa.c (execute_early_warn_uninitialized): Ditto. (execute_late_warn_uninitialized): Ditto. * gcc/rtl.h (cleanup_barriers): Ditto. (split_all_insns_noflow): Ditto. (purge_line_number_notes): Ditto. (unshare_all_rtl): Ditto. (remove_unnecessary_notes): Ditto. (recompute_reg_usage): Ditto. (variable_tracking_main): Ditto. * gcc/integrate.c (emit_initial_value_sets): Ditto. * gcc/integrate.h (emit_initial_value_sets): Ditto. * gcc/tree-optimize.c (execute_free_datastructures): Ditto (execute_free_cfg_annotations): Ditto. (execute_fixup_cfg): Ditto. (execute_cleanup_cfg_pre_ipa): Ditto. (execute_cleanup_cfg_post_optimizing): Ditto. (execute_init_datastructures): Ditto. * gcc/tree-object-size.c (compute_object_sizes): Ditto. * gcc/combine.c (rest_of_handle_combine): Ditto. * gcc/tree-outof-ssa.c (rewrite_out_of_ssa): Ditto. * gcc/bb-reorder.c (duplicate_computed_gotos): Ditto. (rest_of_handle_reorder_blocks): Ditto. (rest_of_handle_partition_blocks): Ditto. * gcc/var-tracking.c (variable_tracking_main): Ditto. * gcc/tree-profile.c (tree_profiling): Ditto. * gcc/tree-vect-generic.c (expand_vector_operations): Ditto. * gcc/reg-stack.c (rest_of_handle_stack_regs): Ditto. * gcc/sched-rgn.c (rest_of_handle_sched): Ditto. (rest_of_handle_sched2): Ditto. * gcc/basic-block.h (free_bb_insn): Ditto. * gcc/tree-ssa-structalias.c (ipa_pta_execute): Ditto. * gcc/tree-cfg.c (execute_build_cfg): Ditto. (remove_useless_stmts): Ditto. (split_critical_edges): Ditto. (execute_warn_function_return): Ditto. (execute_warn_function_noreturn): Ditto. * gcc/tree-ssa-reassoc.c (execute_reassoc): Ditto. * gcc/cfgrtl.c (free_bb_for_insn): Ditto. * gcc/passes.c (execute_one_pass): Run additional todos returned by execute function. * gcc/tree-pass.h (struct tree_opt_pass): Make execute return a value. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@111643 138bc75d-0d04-0410-961f-82ee72b054a4
* * tree-ssa-dce.c (remove_dead_statement): When removing a deadlaw2006-02-091-23/+22
| | | | | | | | | | | | control statement, handle all three special cases in the same manner as they all have the same desired solution. No longer special case edge flag updating when the post dominator is the exit block. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@110784 138bc75d-0d04-0410-961f-82ee72b054a4
* * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Removerakdver2006-01-311-10/+1
| | | | | | | | unreachable code. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@110426 138bc75d-0d04-0410-961f-82ee72b054a4
* 2006-01-18 Richard Henderson <rth@redhat.com>dnovillo2006-01-181-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Jakub Jelinek <jakub@redhat.com> Diego Novillo <dnovillo@redhat.com> * libgomp: New directory. * Makefile.def: Add target_module libgomp. * Makefile.in: Regenerate. * configure.in (target_libraries): Add target-libgomp. * configure: Regenerate. contrib/ 2006-01-18 Richard Henderson <rth@redhat.com> Diego Novillo <dnovillo@redhat.com> * gcc_update (files_and_dependencies): Add libgomp files. gcc/ 2006-01-18 Richard Henderson <rth@redhat.com> Aldy Hernandez <aldyh@redhat.com> Jakub Jelinek <jakub@redhat.com> Diego Novillo <dnovillo@redhat.com> * omp-low.c: New file. * c-omp.c: New file. 2006-01-18 Richard Henderson <rth@redhat.com> Jakub Jelinek <jakub@redhat.com> Diego Novillo <dnovillo@redhat.com> * doc/invoke.texi: Document -fopenmp. * tree-dump.h (debug_function): Declare. * hooks.c (hook_bool_tree_bool_false): New function. (hook_tree_tree_null): Remove. (hook_tree_tree_tree_null): New. * hooks.h: Update to match. * tree-pretty-print.c (debug_tree_chain): New. (print_generic_expr): Handle TDF_CHAIN. (dump_generic_node): Handle BLOCK. Do not abort with incomplete SWITCH_EXPRs. Do not dump body of an OpenMP directive if TDF_SLIM is given. <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't print space after directive name. <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY. Handle OMP_MASTER and OMP_ORDERED. Handle printing of OMP_BODY just in one place, goto dump_omp_body in the rest of OMP_* nodes that have OMP_BODY. Don't handle clause nodes here. Update omp statements to use dump_omp_clauses. Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION, OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC, OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF, GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED, GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE, GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE. Adjust output for GOMP_PARALLEL. (dump_omp_clauses): New. (print_declaration): Dump DECL_VALUE_EXPR. (op_symbol_1): Split out of op_symbol. (dumping_stmts): Remove. Update all users. * cgraph.c (cgraph_analyze_queue): New. (cgraph_add_new_function): New. * cgraph.h (cgraph_analyze_queue): Declare. (cgraph_add_new_function): Declare. (cgraph_lower_function): Remove. * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_* nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS and TYPE_P nodes in its default clause. (empty_body_p): New. (tree_range_check_failed): New. (build5_stat): New. * tree.h (OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE, OMP_CLAUSE_REDUCTION_PLACEHOLDER, OMP_CLAUSE_PRIVATE_DEBUG, OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY, OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY, OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND, OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL, OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR, OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT, OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT, OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC, OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST, OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY, OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY, OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New. (TREE_RANGE_CHECK): New. (empty_body_p): Declare. (enum omp_clause_default_kind): New. (build_string_literal): Declare. (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New. (build5_stat, build5): Declare. * tree-pass.h (TDF_CHAIN): Define. * tree-pass.h (PROP_gimple_lomp): Define. (pass_lower_omp): Declare. * diagnostic.h (debug_tree_chain): Declare. * builtins.c (get_builtin_sync_mode): Use 0 as last argument to mode_for_size. (expand_builtin): Handle sync BUILT_IN_*_16 builtins. * builtins.c (build_string_literal): Make extern. * gcc.c (include_spec_function): New. (static_spec_functions): Add it. (main): Move load of libgomp.spec ... (LINK_COMMAND_SPEC): ... here. (link_gomp_spec): New. (static_specs): Include it. (LINK_COMMAND_SPEC): Add link_gomp. (GOMP_SELF_SPECS): New. (driver_self_specs): Include it. (switch_matches): Don't mark inline. (main): Load libgomp.spec. * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION, and OMP_SINGLE, OMP_FOR and OMP_PARALLEL. * tree-gimple.h (enum omp_parallel): Declare. (determine_parallel_type): Declare. (omp_firstprivatize_variable): Declare. (omp_reduction_init): Declare. (diagnose_omp_structured_block_errors): Declare. (struct walk_stmt_info): Add want_return_expr. (struct walk_stmt_info): Add want_bind_expr, want_locations. (find_omp_clause): Declare. (insert_field_into_struct): Declare. (struct walk_stmt_info): Move from tree-nested.c (walk_stmts): Declare. * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP to 200505. * cgraphunit.c (cgraph_lower_function): Make static. (cgraph_finalize_pending_functions): New. (cgraph_finalize_function): Call it. (cgraph_finalize_compilation_unit): Likewise. * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16, BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add. (BT_FN_UINT_UINT): New. (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7, DEF_FUNCTION_TYPE_VAR_4): Document. (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT, BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR, BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT, BT_FN_VOID_OMPFN_PTR_UINT_UINT, BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR, BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG, BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New. * builtins.def: Update DEF_BUILTIN comment to include COND argument. Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins into separate files. (DEF_GOMP_BUILTIN): New. (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER, BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END, BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END, BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START, BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START, BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START, BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START, BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START, BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START, BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT, BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT, BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT, BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT, BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT, BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START, BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START, BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START, BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START, BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT, BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END, BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END, BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT, BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END, BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START, BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New. * sync-builtins.def: New file, moved from builtins.def. * omp-builtins.def: New file, moved from builtins.def. * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine. * gimple-low.c (lower_function_body): Clear data. (lower_stmt): Do not handle COMPOUND_EXPR. Remove call to print_node_brief. * c-tree.h (c_finish_omp_clauses): New prototype. (C_DECL_THREADPRIVATE_P): Define. (lookup_name_no_remap, c_omp_remap_private): Remove (c_begin_omp_parallel, c_finish_omp_parallel): Update. (check_for_loop_decls): Update decl. (lookup_name_no_remap, c_omp_remap_private): Declare. (build_indirect_ref, build_modify_expr, pushdecl, pushdecl_top_level): Move to c-common.h. * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp before the switch, but just in the 2 places that need it. * c-decl.c (diagnose_mismatched_decls): Do not check for mismatched thread-local attributes when OLDDECL is marked threadprivate and NEWDECL has no thread-local attributes. (merge_decls): Merge C_DECL_THREADPRIVATE_P. (c_gimple_diagnostics_recursively): Rename from c_warn_unused_result_recursively. Invoke diagnose_omp_structured_block_errors. (check_for_loop_decls): Return a singular decl found. * langhooks.c (lhd_omp_predetermined_sharing): Return OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls. (lhd_omp_firstprivatize_type_sizes): New. (lhd_omp_assignment): New. (lhd_omp_predetermined_sharing): New. * langhooks.h (struct gimplify_omp_ctx): Forward declare. (struct lang_hooks_for_types): Add omp_firstprivatize_type_sizes, omp_privatize_by_reference, omp_predetermined_sharing, omp_disregard_value_expr, omp_private_debug_clause, omp_clause_default_ctor, omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor. (c_finish_omp_clauses): New. (c_finish_bc_stmt): Diagnose break within omp for. (c_begin_omp_parallel, c_finish_omp_parallel): New. (build_unary_op): Return error_mark after reporting a readonly_error. (build_modify_expr): Likewise. * gimplify.c: Include optabs.h and pointer-set.h. (enum gimplify_omp_var_data): Declare. (struct gimplify_omp_ctx): Declare. (struct gimplify_ctx): Add fields prev_context, combined_pre_p and combined_ctxp. (gimplify_ctxp, gimplify_omp_ctxp): New local variables. (push_gimplify_context, pop_gimplify_context): Allow nesting. (splay_tree_compare_decl_uid): New. (new_omp_context): New. (delete_omp_context): New. (gimple_add_tmp_var): Call omp_add_variable. (gimplify_bind_expr): Likewise. (gimplify_var_or_parm_decl): If omp_notice_variable returned true, disregard DECL_VALUE_EXPR on the decl if any. (gimplify_expr_in_ctx): New. (omp_firstprivatize_variable, omp_firstprivatize_type_sizes omp_add_variable, omp_notice_variable, omp_is_private gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1 gimplify_adjust_omp_clauses, gimplify_omp_parallel gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p gimplify_omp_atomic_fetch_op, goa_stabilize_expr gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex gimplify_omp_atomic): New. (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS, OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL and OMP_ATOMIC. (gimplify_body): Verify gimplify_ctxp is empty after gimplification. * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER, PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR, PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED, PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR, PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION, PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE, PRAGMA_OMP_THREADPRIVATE. * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS, OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define. * print-tree.c (print_node): Dump DECL_VALUE_EXPR. * tree-ssa-dce.c (find_control_dependence): Do not assume that ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR). * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for OpenMP directives. (struct nesting_info): Add field_map, suppress_expansion, debug_var_chain. (create_nesting_tree): Initialize them. (lookup_field_for_decl): Use field_map. (get_nonlocal_debug_decl, get_local_debug_decl): New. (convert_local_omp_clauses): New. (finalize_nesting_tree_1): Add debug_var_chain to toplevel block. (walk_body): Split out of walk_function. (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New. (convert_nonlocal_reference): Handle omp statements. (convert_local_reference): Likewise. (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1. (unnest_nesting_tree): New. (lower_nested_functions): Call it. (insert_field_into_struct): Make extern. (struct walk_stmt_info): Move to tree-gimple.h. (walk_stmts): Make extern. * omp-builtins.def: New file. * tree-iterator.c (expr_only): Clarify comment. * c-common.h (pushdecl_top_level, pushdecl, build_modify_expr, build_indirect_ref, c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered, c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush, c_finish_omp_for, c_split_parallel_clauses, omp_clause_default_kind, c_omp_sharing_predetermined, c_omp_remap_decl): Declare. * Makefile.in (BUILTINS_DEF): Add omp-builtins.def. (OBJS-common): Add omp-low.o. (c-omp.o, omp-low.o): Add. (gimplify.o): Add dependency on $(OPTABS_H). (GTFILES): Add omp-low.c. (gt-stringpool.h): Add. * tree-cfg.c (set_bb_for_stmt): Do not update the block-to-labels map if we are currently expanding to RTL. (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P checks. Handle IDENTIFIER_NODE. (tree_verify_flow_info): Do not ICE when emitting error messages about invalid labels. (dump_function_to_file): Reset CFUN before emitting the body of the function. (debug_function): New. * passes.c (init_optimization_passes): Schedule pass_lower_omp. * langhooks-def.h (lhd_omp_predetermined_sharing, lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes): Declare. (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define. (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it. (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE, LANG_HOOKS_OMP_PREDETERMINED_SHARING, LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR, LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE, LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR, LANG_HOOKS_OMP_CLAUSE_COPY_CTOR, LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP, LANG_HOOKS_OMP_CLAUSE_DTOR): Define. (LANG_HOOK_DECLS): Use them. 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com> Richard Henderson <rth@redhat.com> Jakub Jelinek <jakub@redhat.com> Diego Novillo <dnovillo@redhat.com> * c-parser.c (pragma_omp_clause): Define. (c_parser_declaration_or_fndef): Document OpenMP syntax. (c_parser_compound_statement): Likewise. (c_parser_statement): Likewise. (c_parser_pragma): Handle omp pragmas. (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK, OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define. (c_parser_omp_clause_name, check_no_duplicate_clause, c_parser_omp_variable_list, c_parser_omp_var_list_parens, c_parser_omp_clause_copyin, c_parser_omp_clause_copyprivate, c_parser_omp_clause_default, c_parser_omp_clause_firstprivate, c_parser_omp_clause_if, c_parser_omp_clause_lastprivate, c_parser_omp_clause_nowait, c_parser_omp_clause_num_threads, c_parser_omp_clause_ordered, c_parser_omp_clause_private, c_parser_omp_clause_reduction, c_parser_omp_clause_schedule, c_parser_omp_clause_shared, c_parser_omp_all_clauses, c_parser_omp_structured_block, c_parser_omp_atomic, c_parser_omp_barrier, c_parser_omp_critical, c_parser_omp_flush, c_parser_omp_for_loop, c_parser_omp_for, c_parser_omp_master, c_parser_omp_ordered, c_parser_omp_sections_scope, c_parser_omp_sections, c_parser_omp_parallel, c_parser_omp_single, c_parser_omp_construct, c_parser_omp_threadprivate): New. * c-pragma.c (init_pragma): Do omp pragma registration here. * c.opt (fopenmp): New flag. 2006-01-18 Eric Christopher <echristo@apple.com> * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif. * config/darwin.h (GOMP_SELF_SPECS): Define. testsuite/ 2006-01-18 Richard Henderson <rth@redhat.com> Aldy Hernandez <aldyh@redhat.com> Jakub Jelinek <jakub@redhat.com> Diego Novillo <dnovillo@redhat.com> Uros Bizjak <uros@kss-loka.si> * testsuite/gcc.dg/gomp: New directory. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@109902 138bc75d-0d04-0410-961f-82ee72b054a4
* * tree-cfg.c (bsi_replace): Rename final argument fromlaw2006-01-061-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last change (stmt -> orig_stmt). * tree-eh.c (verify_eh_throw_stmt_node): New function. (bsi_remove): Add new argument. Remove EH information if requested. (verify_eh_throw_table_statements): New function. (bsi_remove): Add new argument REMOVE_EH_INFO. All callers updated. * tree-optimize.c (execute_free_cfg_annotations): Verify the EH throw statement table after removing annotations. * except.h (verify_eh_throw_table_statements): Prototype. * tree-flow.h (bsi_remove): Update prototype. * tree-vrp.c (remove_range_assertions): Add new argument to bsi_remove call. * tree-ssa-loop-im.c (move_computations_stmt): Likewise. * tree-complex.c (expand_complex_div_wide): Likewise. * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise * tree-tailcall.c (eliminate_tailcall): Likewise. * tree-ssa-dse.c (dse_optimize_stmt): Likewise. * tree-ssa-loop-ivopts.c (remove_statement): Likewise. * tree-nrv.c (tree_nrv): Likewise. * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise. * tree-if-conv.c (tree_if_convert_cond_expr): Likewise. (combine_blocks): Likewise. * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise. * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise. (cleanup_control_flow): Likewise. (remove_forwarder_block): Likewise. * tree-ssa-pre.c (remove_dead_inserted_code): Likewise. * tree-sra.c (sra_replace): Likewise. * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise. (forward_propagate_single_use_vars): Likewise. * tree-ssa-dce.c (remove_dead_stmt): Likewise. * tree-inline.c (expand_call_inline): Likewise. * tree-vect-transform.c (vect_transform_loop): Likewise. * tree-outof-ssa.c (rewrite_trees): Likewise. * tree-cfg.c (make_goto_expr_edges): Likewise. (cleanup_dead_labels): Likewise. (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise. (bsi_move_before, bsi_move_after): Likewise. (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise (tree_redirect_edge_and_branch, tree_split_block): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@109421 138bc75d-0d04-0410-961f-82ee72b054a4
* 2006-01-05 Richard Guenther <rguenther@suse.de>rguenth2006-01-051-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Diego Novillo <dnovillo@redhat.com> * tree-pass.h (TODO_remove_unused_locals): Define. * gimple-low.c (expand_var_p, remove_useless_vars, pass_remove_useless_vars): Remove. Update all users. * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names. (remove_unused_locals): New function. * tree-flow.h (remove_unused_locals): Declare. * passes.c (execute_todo): Call remove_unused_locals if TODO_remove_unused_locals is set. * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals. * tree-ssa-dce.c (pass_dce): Likewise. * tree-outof-ssa.c (pass_del_ssa): Likewise. * gcc.dg/tree-ssa/loop-11.c: Deal with removed vars pass. * gcc.dg/tree-ssa/loop-8.c: Likewise. * gcc.dg/tree-ssa/loop-1.c: Likewise. * gcc.dg/tree-ssa/pr23294.c: Likewise. * gcc.dg/tree-ssa/pr21985.c: Likewise. * gcc.dg/tree-ssa/loop-14.c: Likewise. * gcc.dg/tree-ssa/loop-2.c: Likewise. * gcc.dg/tree-ssa/loop-3.c: Likewise. * gcc.dg/tree-ssa/loop-4.c: Likewise. * gcc.dg/tree-ssa/pr21171.c: Likewise. * gcc.dg/tree-ssa/loop-5.c: Likewise. * gcc.dg/tree-ssa/loop-10.c: Likewise. * gcc.dg/tree-ssa/loop-6.c: Likewise. * treelang/compile/extravar.tree: Likewise. * g++.dg/tree-ssa/ssa-cast-1.C: Likewise. * g++.dg/tree-ssa/pointer-reference-alias.C: Likewise. * g++.dg/tree-ssa/ssa-sra-1.C: Likewise. * g++.dg/tree-ssa/ssa-sra-2.C: Likewise. * gcc.dg/tree-ssa/20031106-6.c: Disable SRA. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@109379 138bc75d-0d04-0410-961f-82ee72b054a4
* * tree-tailcall.c (find_tail_calls): Use XNEW.gdr2005-12-181-2/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * tree-ssa-dom.c (allocate_edge_info): Use XCNEW. (free_all_edge_infos): Use explicit cast to convert from void * *. (vrp_free): Likewise. (dom_opt_finalize_block): Likewise. (record_equivalences_from_incoming_edge): Likewise. (thread_across_edge): Likewise. Use XCNEWVEC. (record_cond): Use XCNEW. (record_conditions): Use XNEWVEC. (record_edge_info): Use XCNEWVEC. (lookup_avail_expr): Use XNEW. (record_range): Likewise. Use GGC_NEW. * tree-nested.c (var_map_hash): Use explicit cast to convert * from void *. (var_map_eq): Likewise. (lookup_field_for_decl): Likewise. (convert_nonlocal_reference): Likewise. (convert_local_reference): Likewise. (convert_nl_goto_reference): Likewise. (convert_nl_goto_receiver): Likewise. (convert_call_expr): Likewise. (convert_tramp_reference): Likewise. (lookup_tramp_for_decl): Likewise.Use GGC_NEW. (convert_nl_goto_reference): Likewise. (lookup_field_for_decl): Use GGC_NEW. (create_nesting_tree): Use GGC_CNEW. * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC. * tree-ssa-alias.c (init_alias_info): Use XCNEW. (create_alias_map_for): Likewise. (setup_pointers_and_addressables): Use XCNEWVEC. (get_ptr_info): Use GGC_NEW. (used_part_map_eq): Use explicit cast to convert from void *. (up_lookup): Likewise. (up_insert): Use XNEW. (get_or_create_used_part_for): Use XCNEW. (get_tmt_for): Likewise. * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW. * tree-ssa-pre.c (phi_trans_add): Use XNEW. (bitmap_set_new): Use explicit cast to convert from void *. (set_new): Likewise. (insert_into_set): Likewise. (pool_copy_list): Likewise. (phi_translate): Likewise. (create_value_expr_from): Likewise. (insert_aux): Use XCNEWVEC. (compute_avail): Use XNEWVEC. * tree-ssa-live.c (calculate_live_on_entry): Likewise. (sort_coalesce_list): Likewise. (build_tree_conflict_graph): Use XCNEWVEC. * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC. * tree-ssa-copy.c (init_copy_prop): Likewise. (fini_copy_prop): Likewise. * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use * XNEW and XCNEWVEC. (record_equiv): Use XNEW. (uncprop_into_successor_phis): Use explicit cast to convert * from void *. (uncprop_initialize_block): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@108747 138bc75d-0d04-0410-961f-82ee72b054a4
* PR 24627dnovillo2005-11-041-3/+3
| | | | | | | | | | | | | | * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use TODO_update_ssa instead of TODO_update_ssa_no_phi. testsuite/ PR 24627 * gcc.dg/tree-ssa/pr24627.c: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@106502 138bc75d-0d04-0410-961f-82ee72b054a4
* * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.rth2005-10-111-1/+2
| | | | | | | | * tree-ssa-dce.c: Include tree-scalar-evolution.h. (tree_ssa_dce_loop): Call scev_reset. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@105266 138bc75d-0d04-0410-961f-82ee72b054a4
* PR tree-opt/24300rth2005-10-111-0/+28
| | | | | | | | | | | * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H. * tree-ssa-dce.c: Include cfgloop.h. (tree_ssa_dce_loop, pass_dce_loop): New. * tree-pass.h (pass_dce_loop): Declare it. * passes.c (init_optimization_passes): Use it. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@105250 138bc75d-0d04-0410-961f-82ee72b054a4
* * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.rth2005-09-181-1/+1
| | | | | | | | | * tree-ssa-loop.c (pass_vect_dce): Remove. * passes.c (init_optimization_passes): Add pass_dce as a sub-pass of pass_vectorize. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@104382 138bc75d-0d04-0410-961f-82ee72b054a4
* * tree-pass.h (pass_vect_dce): Declare.rth2005-09-171-1/+1
| | | | | | | | | | | | * passes.c (init_optimization_passes): Add it. * tree-flow.h (tree_ssa_dce): Declare. * tree-ssa-dce.c (tree_ssa_dce): Export. * tree-ssa-loop.c (tree_vectorize): Move current_loops check ... (gate_tree_vectorize): ... here. (pass_vect_dce): New. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@104376 138bc75d-0d04-0410-961f-82ee72b054a4
* * builtins.c: Fix comment typo(s).reichelt2005-07-281-1/+1
| | | | | | | | | | | | | | | | | | | | | * genautomata.c: Likewise. * gimplify.c: Likewise. * tree-dfa.c: Likewise. * tree-flow-inline.h: Likewise. * tree-into-ssa.c: Likewise. * tree-ssa-alias.c: Likewise. * tree-ssa-ccp.c: Likewise. * tree-ssa-copy.c: Likewise. * tree-ssa-dce.c: Likewise. * tree-ssa-dom.c: Likewise. * tree-ssa-operands.c: Likewise. * tree-tailcall.c: Likewise. * tree-vectorizer.c: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@102491 138bc75d-0d04-0410-961f-82ee72b054a4