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2000-04-01builtins.c (expand_builtin_apply): Pass proper parameters to ↵Jan Hubicka1-5/+7
allocate_dynamic_stack_space. * builtins.c (expand_builtin_apply): Pass proper parameters to allocate_dynamic_stack_space. * calls.c (emit_call_1): Do not adjust stack pointer for SIB, update stack_pointer_delta; do not update arg_size_so_far. (compute_argument_block_size): Use stack_delta instead of stack_pointer_pending and arg_size_so_far. (expand_call): Add sanity checking for stack_pointer_delta; save and restore stack_pointer_delta for SIB, use stack_pointer_delta for alignment; do not update arg_space_so_far. (emit_library_call_value): Use stack_pointer_delta for alignment. (store_one_arg): Do not update arg_space_so_far. * explow.c (adjust_stack, anti_adjust_stack): Update stack_pointer_delta. (allocate_dynamic_stack_space): Add sanity checking for stack_pointer_delta. * expr.c (init_expr, clear_pending_stack_adjust): Clear stack_pointer_delta. (emit_push_insn): Update stack_pointer_delta. * function.h (struct expr_status): Add x_stack_pointer_delta; remove x_arg_space_so_far. (arg_space_so_far): Remove. (stack_pointer_delta): New macro. From-SVN: r32851
2000-03-30calls.c (expand_call): Pass bit alignment to mark_reg_pointer.Richard Kenner1-1/+1
* calls.c (expand_call): Pass bit alignment to mark_reg_pointer. * explow.c (memory_address, allocate_dynamic_stack_space): Likewise. * function.c (assign_parms): Likewise. * integrate.c (expand_inline_function): Likewise. * stmt.c (expand_decl): Likewise. (copy_rtx_and_substitute): Likewise. * expr.c (expand_expr, expand_expr_unaligned): Likewise. (clear_by_pieces): Fix error in last change. * emit-rtl.c (init_emit): Set known registers alignment in bits. * function.h (regno_pointer_align): Now unsigned. * config/arm/arm.c (alignable_memory_operand): REGNO_POINTER_ALIGN is in bits. * config/i386/i386.c (aligned_operand): Likewise. * config/sparc/sparc.c (mem_min_alignment): Likewise. * config/alpha/alpha.c (aligned_memory_operand): Likewise. (unaligned_memory_operand): Likewise. (alpha_expand_block_move, alpha_expand_block_clear): Likewise. Also make alignments and sizes unsigned and some whitespace cleanup. (alpha_va_start): Do nothing if VALIST's type is error_mark_node. From-SVN: r32829
2000-03-25* Rework fields used to describe positions of bitfields andRichard Kenner1-1/+1
modify sizes to be unsigned and use HOST_WIDE_INT. * alias.c (reg_known_value_size): Now unsigned. * c-typeck.c (build_unary_op, case ADDR_EXPR): Use byte_position. (really_start_incremental_init): Use bitsize_zero_node. (push_init_level, pop_init_level, output_init_element): Likewise. Use bitsize_unit_node and bitsize_one_node. (output_pending_init_elements, process_init_element): Likewise. * combine.c (combine_max_regno, reg_sign_bit_copies): Now unsigned. (make_extraction): Position and length HOST_WIDE_INT and unsigned HOST_WIDE_INT, respectively. (get_pos_from_mask): Passed in value is unsigned HOST_WIDE_INT. (num_sign_bit_copies): Returns unsigned. BITWIDTH now unsigned; rework arithmetic. Remove recursive call from arg to MAX. (combine_instructions, init_reg_last_arrays): NREGS now unsigned. (setup_incoming_promotions, can_combine_p, try_combine, simplify_set): REGNO now unsigned. (set_nonzero_bit_and_sign_copies): NUM now unsigned. (find_split_point, expand_compound_operation, make_extraction): LEN now unsigned HOST_WIDE_INT, POS now HOST_WIDE_INT. (make_field_assignment): Likewise. (combine_simplify_rtx): Add cast. (expand_compound_operation): MODEWIDTH now unsigned; rework arithmetic. (force_to_mode): WIDTH now unsigned; add cast. (if_then_else_cond): SIZE now unsigned. (nonzero_bits): MODE_WIDTH, RESULT_WIDTH, and WIDTH now unsigned. (extended_count): Now returns unsigned. (simplify_shift_const): COUNT unsigned; arg is now INPUT_COUNT. Add SIGNED_COUNT variable; MODE_WORDS and FIRST_COUNT now unsigned. (simplify_comparison): MODE_WIDTH now unsigned. (update_table_tick): REGNO and ENDREGNO now unsigned; new var R. (mark_used_regs_combine): Likewise; rework arithmetic. (record_value_for_reg): REGNO, ENDREGNO, and I now unsigned. (record_dead_and_set_regs, reg_dead_at_p, distribute_notes): Likewise. (record_promoted_value): REGNO now unsigned. (get_last_value_validate): REGNO, ENDREGNO, and J now unsigned. (get_last_value): REGNO now unsigned. (use_crosses_set_p): REGNO and ENDREGNO now unsigned. (reg_dead_regno, reg_dead_endregno): Now unsigned. (remove_death): Arg REGNO now unsigned. (move_deaths): REGNO, DEADREGNO, DEADEND, OUREND, and I now unsigned. (reg_bitfield_target_p): REGNO, REGNO, ENDREGNO, and ENDTREGNO now unsigned. * convert.c (convert_to_integer): INPREC and OUTPREC now unsigned. * cse.c (struct qty_table_elem): FIRST_REG and LAST_REG now unsigned. (struct cse_reg_info): REGNO now unsigned. (cached_regno): Now unsigned. (REGNO_QTY_VALID_P): Add cast. (make_new_qty, make_regs_eqv, delete_reg_eqiv): Regno args unsigned. (remove_invalid_regs): Likewise. (remove_invalid_subreg_refs): Likewise; arg WORD also unsigned as are variables END and I. (get_cse_reg_info, insert): Likewise. (mention_regs, invalidate_for_call): REGNO, ENDREGNO, and I unsigned. (canon_hash): Likewise. (insert_regs, lookup_for_remove): REGNO now unsigned. (invalidate): REGNO, ENDREGNO, TREGNO, and TENDREGNO now unsigned. New variable RN. * dbxout.c (dbxout_parms, dbxout_reg_parms): Don't check for REGNO < 0. * dwarf2out.c (dwarf2ou_frame_debug_expr): Remove cast. * emit-rtl.c (subreg_realpart_p): Add cast. (operand_subword): Arg I is now unsigned as is var PARTWORDS. (operand_subword_force): Arg I is now unsigned. * except.c (eh_regs): Variable I is now unsigned. * explow.c (hard_function_value): BYTES is unsigned HOST_WIDE_INT. * expmed.c (store_fixed_bit_field): Position is HOST_WIDE_INT; length is unsigned HOST_WIDE_INT; likewise for internal variables. (store_split_bit_field, extract_fixed_bit_field): Likewise. (extract_split_bit_field, store_bit_field, extract_bit_field): Likewise. * expr.c (store_constructor_fields, store_constructor, store_field): Positions are HOST_WIDE_INT and lengths are unsigned HOST_WIDE_INT. (expand_assignment, expand_expr, expand_expr_unaligned): Likewise. (do_jump): Likewise. (move_by_pieces, move_by_pieces_ninsns, clear_by_pieces): MAX_SIZE is now unsigned. (emit_group_load): BYTEPOS is HOST_WIDE_INT; BYTELEN is unsigned. (emit_group_store): Likewise. (emit_move_insn): I now unsigned. (store_constructor): Use host_integerp, tree_low_cst, and bitsize_unit_node. (get_inner_reference): Return bitpos and bitsize as HOST_WIDE_INT. Rework all calculations to use trees and new fields. * expr.h (promoted_input_arg): Regno now unsigned. (store_bit_field, extract_bit_field): Adjust types of pos and size. (mark_seen_cases): Arg is HOST_WIDE_INT. * flow.c (verify_wide_reg_1): REGNO now unsigned. * fold-const.c (decode_field_reference): Size and pos HOST_WIDE_INT; precisions and alignments are unsigned. (optimize_bit_field_compare, fold_truthop): Likewise. (int_const_binop): Adjust threshold for size_int_type_wide call. (fold_convert): Likewise. (size_int_type_wide): Make table larger and fix thinko that only had half of table used. (all_ones_mask_p, fold): Precisions are unsigned. * function.c (put_reg_info_stack): REGNO is unsigned. (instantiate_decl): Size is HOST_WIDE_INT. (instantiate_virtual_regs): I is unsigned. (assign_parms): REGNO, REGNOI, and REGNOR are unsigned. (promoted_input_arg): REGNO is unsigned. * function.h (struct function): x_max_parm_reg is now unsigned. * gcse.c (max_gcse_regno): Now unsigned. (struct null_pointer_info): min_reg and max_reg now unsigned. (lookup_set, next_set): REGNO arg now unsigned. (compute_hash_table): REGNO and I now unsigned. (handle_avail_expr): regnum_for_replacing now unsigned. (cprop_insn): REGNO now unsigned. (delete_null_pointer_checks_1): BLOCK_REG now pointer to unsigned. * ggc-common.c (ggc_mark_tree_children, case FIELD_DECL): New case. * global.c (set_preference): SRC_REGNO, DEST_REGNO, and I now unsigned. * hard-reg-set.h (reg_class_size): Now unsigned. * integrate.c (mark_stores): LAST_REG and I now unsigned; new UREGNO. * jump.c (mark_modified_reg): I now unsigned; add cast. (rtx_equal_for_thread_p): Add cast. * loop.c (max_reg_before_loop): Now unsigned. (struct_movable): REGNO now unsigned. (try_copy_prop): REGNO arg unsigned. (regs_match_p): XN and YN now unsigned. (consec_sets_invariant_p, maybe_eliminate_biv): REGNO now unsigned. (strength_reduce): Likewise; NREGS also unsigned. (first_increment_giv, last_increment_giv unsigned): Now unsigned. * loop.h (struct iv_class): REGNO now unsigned. (max_reg_before_loop, first_increment_giv, last_increment_giv): Now unsigned. * machmode.h (mode_size, mode_unit_size): Now unsigned. (mode_for_size, smallest_mode_for_size): Pass size as unsigned. * optabs.c (expand_binop): I and NWORDS now unsigned. (expand_unop): I now unsigned. * print-tree.c (print_node): Don't print DECL_FIELD_BITPOS, but do print DECL_FIELD_OFFSET and DECL_FIELD_BIT_OFFSET. * real.c (significand_size): Now returns unsigned. * real.h (significand_size): Likewise. * regclass.c (reg_class_size): Now unsigned. (choose_hard_reg_mode): Both operands now unsigned. (record_reg_classes): REGNO and NR now unsigned. (reg_scan): NREGS now unsigned. (reg_scan_update): old_max_regno now unsigned. (reg_scan_mark_refs): Arg MIN_REGNO and var REGNO now unsigned. * reload.c (find_valid_class): BEST_SIZE now unsigned. (find_dummy_reload): REGNO, NWORDS, and I now unsigned. (hard_reg_set_here_p): Args BEG_REGNO and END_REGNO now unsigned. Likewise for variable R. (refers_to_regno_for_reload_p): Args REGNO and END_REGNO now unsigned, as are variables INNER_REGNO and INNER_ENDREGNO; add new variable R. (find_equiv_reg): Add casts. (regno_clobbered_p): Arg REGNO now unsigned. * reload.h (struct reload): NREGS now unsigned. (refers_to_regno_for_reload_p): Regno args are unsigned. (regno_clobbered_p): Likewise. * reload1.c (reg_max_ref_width, spill_stack_slot_width): Now unsigned. (compute_use_by_pseudos): REGNO now unsigned. (find_reg): I and J now unsigned, new variable K, and change loop variables accordingly; THIS_NREGS now unsigned. (alter_reg): INHERENT_SIZE and TOTAL_SIZE now unsigned. (spill_hard_reg): REGNO arg now unsigned; add casts. (forget_old_reloads_1): REGNO, NR, and I now unsigned. (mark_reload_reg_in_use): Arg REGNO and vars NREGS and I now unsigned. (clear_reload_reg_in_use): Arg REGNO and vars NREGS, START_REGNO, END_REGNO, CONFLICT_START, and CONFLICT_END now unsigned. (reload_reg_free_p, reload_reg_reaches_end_p): Arg REGNO now unsigned. (choose_reload_regs): MAX_GROUP_SIZE now unsigned. (emit_reload_insns): REGNO now unsigned. (reload_cse_move2add): Add cast. (move2add_note_store): REGNO and I now unsigned; new variable ENDREGNO and rework loop. * resource.c (mark_referenced_resources, mark_set_resources): New variable R; REGNO and LAST_REGNO now unsigned. (mark_target_live_regs): J and REGNO now unsigned. * rtl.c (mode_size, mode_unit_size): Now unsigned. * rtl.h (union rtunion_def): New field rtuint. (XCUINT): New macro. (ADDRESSOF_REGNO, REGNO, SUBREG_WORD): New XCUINT. (operand_subword, operand_subword_force): Word number is unsigned. (choose_hard_reg_mode): Operands are unsigned. (refers_to-regno_p, dead_or_set_regno_p): Regno arg is unsigned. (find_regno_note, find_regno_fusage, replace_regs): Likewise. (regno_use_in, combine_instructions, remove_death): Likewise. (reg_scan, reg_scan_update): Likewise. (extended_count): Return is unsigned. * rtlanal.c (refers_to_regno_p): Args REGNO and ENDREGNO and vars I, INNER_REGNO, and INNER_ENDREGNO now unsigned; new variable X_REGNO. (reg_overlap_mentioned_p): REGNO and ENDREGNO now unsigned. (reg_set_last_first_regno, reg_set_last_last_regno): Now unsigned. (reg_reg_last_1): FIRS and LAST now unsigned. (dead_or_set_p): REGNO, LAST_REGNO, and I now unsigned. (dead_or_set_regno_p): Arg TEST_REGNO and vars REGNO and ENDREGNO now unsigned. (find_regno_note, regno_use_in): Arg REGNO now unsigned. (find_regno_fusage): Likewise; also var REGNOTE now unsigned. (find_reg_fusage): Variables REGNO, END_REGNO, and I now unsigned. (replace_regs): Arg NREGS now unsigned. * sdbout.c (sdbout_parms, sdbout_reg_parms): Don't check REGNO < 0. * simplify-rtx.c (simplify_unary_operation): WIDTH now unsigned. (simplify_binary_operation): Likewise. (cselib_invalidate_regno): Arg REGNO and variables ENDREGNO, I, and THIS_LAST now unsigned. (cselib_record_set): Add cast. * ssa.c (ssa_max_reg_num): Now unsigned. (rename_block): REGNO now unsigned. * stmt.c (expand_return): Bit positions unsigned HOST_WIDE_INT; sizes now unsigned. (all_cases_count): Just return -1 not -2. COUNT, MINVAL, and LASTVAL now HOST_WIDE_INT. Rework tests to use trees whenever possible. Use host_integerp and tree_low_cst. (mark_seen_cases): COUNT arg now HOST_WIDE_INT; Likewise variable NEXT_NODE_OFFSET; XLO now unsigned. (check_for_full_enumeration_handing): BYTES_NEEDED, I to HOST_WIDE_INT. * stor-layout.c (mode_for_size): SIZE arg now unsigned. (smallest_mode_for_size): Likewise. (layout_decl): Simplify handing of a specified DECL_SIZE_UNIT. KNOWN_ALIGN is now an alignment, so simplify code. Don't turn off DECL_BIT_FIELD if field is BLKmode, but not type. (start_record_layout): Renamed from new_record_layout_info. Update to new fields. (debug_rli, normalize_rli, rli_size_unit_so_far, rli_size_so_far): New functions. (place_union_field): Renamed from layout_union_field. Update to use new fields in rli. (place_field): Renamed from layout_field. Major rewrite to use new fields in rli; pass alignment to layout_decl. (finalize_record_size): Rework to use new fields in rli and handle union. (compute_record_mode): Rework to simplify and to use new DECL fields. (finalize_type_size): Make rounding more consistent. (finish_union_layout): Deleted. (layout_type, case VOID_TYPE): Don't set TYPE_SIZE_UNIT either. (layout_type, case RECORD_TYPE): Call new function names. (initialize_sizetypes): Set TYPE_IS_SIZETYPE. (set_sizetype): Set TYPE_IS_SIZETYPE earlier. (get_best_mode): UNIT is now unsigned; remove casts. * tree.c (bit_position): Compute from new fields. (byte_position, int_byte_position): New functions. (print_type_hash_statistics): Cast to remove warning. (build_range_type): Use host_integerp and tree_low_cst to try to hash. (build_index_type): Likewise; make subtype of sizetype. (build_index_2_type): Pass sizetype to build_range_type. (build_common_tree_nodes): Use size_int and bitsize_int to initialize nodes; add bitsize_{zero,one,unit}_node. * tree.h (DECL_FIELD_CONTEXT): Use FIELD_DECL_CHECK. (DECL_BIT_FIELD_TYPE, DECL_QUALIFIER, DECL_FCONTEXT): Likewise. (DECL_PACKED, DECL_BIT_FIELD): Likewise. (DECL_FIELD_BITPOS): Deleted. (DECL_FIELD_OFFSET, DECL_FIELD_BIT_OFFSET): New fields. (DECL_RESULT, DECL_SAVED_INSNS): Use FUNCTION_DECL_CHECK. (DECL_FRAME_SIZE, DECL_FUNCTION_CODE, DECL_NO_STATIC_CHAIN): Likewise. (DECL_INLINE, DECL_BUILT_IN_NONANSI, DECL_IS_MALLOC): Likewise. (DECL_BUILT_IN_CLASS, DECL_STATIC_CONSTRUCTOR): Likewise. (DECL_STATIC_DESTRUCTOR, DECL_NO_CHECK_MEMORY_USAGE): Likewise. (DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT, DECL_NO_LIMIT_STACK) Likewise. (DECL_ORIGINAL_TYPE, TYPE_DECL_SUPPRESS_DEBUG): Use TYPE_DECL_CHECK. (DECL_ARG_TYPE_AS_WRITEN, DECL_ARG_TYPE): Use PARM_DECL_CHECK. (DECL_INCOMING_RTL, DECL_TRANSPARENT_UNION): Likewise. (DECL_ALIGN): Adjust to new field in union. (DECL_OFFSET_ALIGN): New field. (DECL_ERROR_ISSUED, DECL_TOO_LATE): Use LABEL_DECL_CHECK. (DECL_IN_TEXT_SECTION): Use VAR_DECL_CHECK. (union tree_decl): Add struct for both aligns. (enum tree_index): Add TI_BITSIZE_{ZERO,ONE,UNIT}. (bitsize_zero_node, bitsize_one_node, bitsize_unit_node): Added. (struct record_layout_info): Rework fields to have offset alignment and byte and bit position. (start_record_layout, place_field): Renamed from old names. (rli_size_so_far, rli_size_unit_so_far, normalize_rli): New decls. (byte_position, int_byte_position): Likewise. (get_inner_reference): Change types of position and length. * unroll.c (unroll_loop): New variable R; use for some loops. MAX_LOCAL_REGNUM and MAXREGNUM now unsigned. (calculate_giv_inc): Arg REGNO now unsigned. (copy_loop_body): REGNO and SRC_REGNO now unsigned. * varasm.c (assemble_variable): Clean up handling of size using host_integerp and tree_low_cst. (decode_addr_const): Use byte, not bit, position. (output_constructor): bitpos and offsets are HOST_WIDE_INT; use tree_low_cst and int_bit_position. * objc/objc-act.c (build_ivar_list_initializer): Use byte_position. * ch/actions.c (check_missing_cases): BYTES_NEEDED is HOST_WIDE_INT. * ch/typeck.c (expand_constant_to_buffer): Use int_byte_position. (extract_constant_from_buffer): Likewise. * cp/class.c (build_vbase_pointer_fields): layout_field now place_field. (get_vfield_offset): Use byte_position. (set_rtti_entry): Set OFFSET to ssizetype zero. (get_binfo_offset_as_int): Deleted. (dfs_record_base_offsets): Use tree_low_cst. (dfs_search_base_offsets): Likewise. (layout_nonempty_base_or_field): Reflect changes in RLI format and call byte_position. (layout_empty_base): Convert offset to ssizetype. (build_base_field): use rli_size_unit_so_far. (dfs_propagate_binfo_offsets): Do computation in proper type. (layout_virtual_bases): Pass ssizetype to propagate_binfo_offsets. (layout_class_type): Reflect changes in RLI names and fields. (finish_struct_1): Set DECL_FIELD_OFFSET. * cp/dump.c (dequeue_and_dump): Call bit_position. * cp/expr.c (cplus_expand_constant): Use byte_position. * cp/rtti.c (expand_class_desc): Use bitsize_one_node. * cp/typeck.c (build_component_addr): Use byte_position and don't special case for zero offset. * f/com.c (ffecom_tree_canonize_ptr_): Use bitsize_zero_node. (ffecom_tree_canonize_ref_): Likewise. * java/class.c (make_field_value): Use byte_position. * java/expr.c (JAVA_ARRAY_LENGTH_OFFSET): Use byte_position. (java_array_data_offset): Likewise. * java/java-tree.h (MAYBE_CREATE_TYPE_TYPE_LANG_SPECIFIC): Add case to bzero call. From-SVN: r32742
2000-03-19emit-rtl.c (remove_unncessary_notes): Check that all NOTE_INSN_BLOCK_BEG and ↵Mark Mitchell1-5/+7
NOTE_INSN_BLOCK_END notes have an... * emit-rtl.c (remove_unncessary_notes): Check that all NOTE_INSN_BLOCK_BEG and NOTE_INSN_BLOCK_END notes have an associated NOTE_BLOCK. * function.h (identify_blocks): Update comments. (reorder_blocks): Declare. * function.c (identify_blocks): Don't take paramters. (reorder_blocks): Don't take parameters. * loop.h (find_loop_tree_blocks): Remove. (unroll_block_trees): Likewise. * loop.c (loop_optimize): Don't call find_loop_tree_blocks. Use reorder_blocks instead of unroll_block_trees.h * sibcall.c (optimize_sibling_and_tail_recursive_calls): Likewise. * stmt.c (find_loop_tree_blocks): Remove. (unroll_block_trees): Likewise. * toplev.c (rest_of_compilation): Don't call find_loop_tree_blocks in whole-function mode. * tree.h (reorder_blocks): Remove declaration. From-SVN: r32632
2000-03-07rtl.h (rtunion_def): Constify member `rtstr'.Kaveh R. Ghazi1-1/+1
* rtl.h (rtunion_def): Constify member `rtstr'. (emit_line_note_after, emit_line_note, emit_line_note_force, emit_note, decode_asm_operands): Constify. * cse.c (canon_hash): Likewise. * dbxout.c (dbxout_block): Likewise. * diagnostic.c (file_and_line_for_asm, v_error_for_asm, v_warning_for_asm): Likewise. * dwarfout.c (function_start_label): Likewise. * emit-rtl.c (emit_line_note_after, emit_line_note, emit_note, emit_line_note_force): Likewise. * final.c (last_filename, asm_insn_count, final_scan_insn, output_source_line): Likewise. * function.h (struct emit_status): Likewise. * gcse.c (hash_expr_1): Likewise. * genattr.c (gen_attr, main): Likewise. * genattrtab.c (struct function_unit, current_alternative_string, write_attr_valueq, n_comma_elts, next_comma_elt, attr_eq, attr_numeral, check_attr_test, check_attr_value, convert_set_attr_alternative, convert_set_attr, compute_alternative_mask, simplify_by_exploding, gen_attr, gen_unit): Likewise. * genflags.c (gen_insn): Likewise. * gengenrtl.c (type_from_format): Likewise. * genopinit.c (gen_insn): Likewise. * genoutput.c (n_occurrences, process_template, process_template): Likewise. * ggc-page.c (ggc_set_mark, ggc_mark_if_gcable, ggc_get_size): Likewise. * ggc-simple.c (ggc_set_mark, ggc_mark_if_gcable, ggc_get_size): Likewise. * ggc.h (ggc_mark_string, ggc_mark, ggc_mark_if_gcable, ggc_set_mark, ggc_get_size): Likewise. * objc/objc-act.c (build_module_descriptor, finish_objc): Likewise. * optabs.c (init_one_libfunc): Likewise. * output.h (assemble_start_function): Likewise. * recog.c (decode_asm_operands): Likewise. * toplev.c (rest_of_compilation): Likewise. * tree.h (emit_line_note_after, emit_line_note, emit_line_note_force): Likewise. * varasm.c (asm_output_bss, asm_output_aligned_bss, asm_emit_uninitialised, assemble_start_function, assemble_variable, const_hash, compare_constant_1, find_pool_constant, mark_constant_pool, assemble_alias): Likewise. * xcoffout.h (DBX_FINISH_SYMBOL): Likewise. * alpha/alpha.md (call_vms, call_value_vms): Likewise. * arm/aof.h (ASM_OUTPUT_ASCII): Likewise. * arm/aout.h (ASM_OUTPUT_ASCII): Likewise. * arm/arm-protos.h (output_ascii_pseudo_op, arm_dllexport_name_p, arm_dllimport_name_p): Likewise. * arm/arm.c (arm_encode_call_attribute, output_ascii_pseudo_op): Likewise. * arm/arm.h (ASM_OUTPUT_MI_THUNK): Likewise. * arm/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise. * arm/pe.c (arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport, arm_mark_dllimport, arm_pe_encode_section_info): Likewise. * arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS, ASM_FINISH_DECLARE_OBJECT): Likewise. * arm/thumb.c (thumb_function_prologue): Likewise. * arm/thumb.h (ASM_OUTPUT_ASCII): Likewise. * avr/avr.h (ASM_FINISH_DECLARE_OBJECT): Likewise. * clipper/clix.h (ASM_OUTPUT_ASCII): Likewise. * fx80/fx80.h (ASM_OUTPUT_ASCII): Likewise. * i386/cygwin.h (ASM_OUTPUT_SECTION_NAME): Likewise. * i386/freebsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise. * i386/i386-interix.h (ASM_OUTPUT_LIMITED_STRING, ASM_OUTPUT_ASCII, ASM_OUTPUT_SECTION_NAME): Likewise. * i386/i386-protos.h (asm_output_function_prefix): Likewise. * i386/i386.c (asm_output_function_prefix): Likewise. * i386/i386elf.h (ASM_OUTPUT_ASCII): Likewise. * i386/osfrose.h (ASM_FINISH_DECLARE_OBJECT): Likewise. * i386/ptx4-i.h (ASM_OUTPUT_ASCII): Likewise. * i386/sco5.h (ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING, ASM_OUTPUT_ASCII, ASM_OUTPUT_SECTION_NAME): Likewise. * i386/sysv4.h (ASM_OUTPUT_ASCII): Likewise. * i860/paragon.h (ASM_OUTPUT_ASCII): Likewise. * i860/sysv3.h (ASM_OUTPUT_ASCII): Likewise. * m32r/m32r.c (m32r_encode_section_info): Likewise. * mcore-elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise. * mcore/mcore.c (mcore_encode_section_info): Likewise. * mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise. * mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Likewise. * mips/iris6.h (ASM_FINISH_DECLARE_OBJECT): Likewise. * mips/mips.h (ASM_OUTPUT_IDENT): Likewise. * mips/mips.md (movdi, movsi): Likewise. * mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise. * netbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise. * openbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise. * ptx4.h (ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING, ASM_OUTPUT_ASCII): Likewise. * rs6000/rs6000.c (rs6000_allocate_stack_space, output_epilog, output_mi_thunk, output_toc): Likewise. * rs6000/rs6000.md (movsi): Likewise. * rs6000/sysv4.h (ASM_OUTPUT_INT, ASM_OUTPUT_SECTION_NAME): Likewise. * tahoe/harris.h (ASM_OUTPUT_ASCII): Likewise. * v850/v850.c (print_operand, print_operand_address, v850_encode_data_area): Likewise. ch: * grant.c (globalize_decl): Constify a char*. cp: * decl2.c (finish_objects): Constify a char*. * method.c (emit_thunk): Likewise. From-SVN: r32388
2000-03-05Revert this patch:Mark Mitchell1-0/+7
2000-03-04 Mark Mitchell <mark@codesourcery.com> From-SVN: r32343
2000-03-05function.h (struct sequence_stack): Remove rtl_expr.Mark Mitchell1-7/+0
* function.h (struct sequence_stack): Remove rtl_expr. (struct emit_staus): Likewise. (seq_rtl_expr): Remove. * tree.h (free_temps_for_rtl_expr): Don't declare. (start_sequence_for_rtl_expr): Likewise. * rtl.h (preserve_rtl_expr_result): Likewise. * emit-rtl.c (start_sequence): Don't set sequence_rtl_expr. (start_sequence_for_rtl_expr): Remove. (push_topmost_sequence): Don't save sequence_rtl_expr. (pop_topmost_sequence): Remove comment about not restoring it. (end_sequence): Don't set seq_rtl_expr. (init_emit): Don't initialize it. (mark_sequence_stack): Don't mark it. (mark_emit_status): Likewise. * except.c (protect_with_terminate): Use start_sequence_for_rtl_expr, not start_sequence. * expr.c (expand_expr, case RTL_EXPR): Don't call preserve_rtl_expr_result or free_temps_for_rtl_expr. (assign_stack_temp_for_type): Don't set rtl_expr. (preserve_rtl_expr_result): Remove. (free_temps_for_rtl_expr): Likewise. (pop_temp_slots): Likewise. (mark_temp_slot): Don't mark the rtl_expr. * stmt.c (expand_start_stmt_expr): Use start_sequence, not start_sequence_for_rtl_expr. From-SVN: r32333
2000-03-02function.h (struct expr_status): Add x_arg_space_so_far.Jason Merrill1-0/+5
* function.h (struct expr_status): Add x_arg_space_so_far. (arg_space_so_far): New macro. * expr.c (init_expr): Initialize it. * calls.c (emit_call_1): Reset it. (compute_argument_block_size, expand_call): Use it. (expand_call, store_one_arg): Increment it. From-SVN: r32296
2000-02-28emit-rtl.c (remove_unncessary_notes): Remove notes for empty blocks.Mark Mitchell1-0/+3
* emit-rtl.c (remove_unncessary_notes): Remove notes for empty blocks. * final.c (next_block_index): Remove. (max_block_depth): Likewise. (pending_blocks): Likewise. (init_final): Don't initialize them. (final_start_function): Don't set next_block_index. Set up BLOCK_NUMBER. (final_scan_insn): Use BLOCK_NUMBER, not next_block_index. * function.h (number_blocks): New function. * function.c (get_block_vector): New function. (identify_blocks): Use it. (reorder_blocks): Set NOTE_BLOCK. (number_blocks): New function. * tree.def (BLOCK): Add documentation for TREE_ASM_WRITTEN flag. * tree.h (BLOCK_NUMBER): New macro. (tree_block): Add block_num field. * dbxout.c (next_block_number): Remove. (dbxout_init): Don't set it. (dbxout_block): Only output blocks that have TREE_ASM_WRITTEN set. Use BLOCK_NUMBER, rather than next_block_num, to determine block numbers. * toplev.c (rest_of_compilation): Always call find_loop_tree_blocks. Fix indentation. * dwarf2out.c (next_block_number): Remove. (gen_lexical_block_die): Use BLOCK_NUMBER, not next_block_number, to determine block numbers. (gen_inlined_subroutine_die): Likewise. (gen_block_die): Only output blocks that have TREE_ASM_WRITTEN set. (decls_for_scope): Don't increment next_block_number. * dwarfout.c (next_block_number): Remove. (output_lexical_block_die): Use BLOCK_NUMBER, not next_block_number, to determine block numbers. (output_inlined_subroutine_die): Likewise. (output_block): Only output blocks that have TREE_ASM_WRITTEN set. (output_decls_for_scope): Don't increment next_block_number. * sdbout.c (next_block_number): Remove. (sdbout_block): Use BLOCK_NUMBER. (sdbout_begin_block): Simplify. * xcoffout.c (next_block_number): Remove. (xcoffout_block): Use BLOCK_NUMBER, not next_block_number. (xcoffout_begin_block): Don't set next_block_number. (xcoffout_begin_function): Likewise. Use BLOCK_NUMBER, not next_block_number. From-SVN: r32228
2000-02-26Fix copyrights.Jeff Law1-1/+2
From-SVN: r32179
2000-02-07calls.c (compute_argument_block_size): New argument preferred_stack_boundary.Jan Hubicka1-0/+2
* calls.c (compute_argument_block_size): New argument preferred_stack_boundary. (expand_call): update cfun->preferred_stack_boundary, update call of compute_argument_block_size (emit_library_call): Increate cfun->preferred_stack_boundary to PREFERRED_STACK_BOUNDARY (emit_library_call_value): Likewise. * explow.c (allocate_dynamic_stack_spave): Likewise. * function.c (prepare_function_start): Set cfun->preferred_stack_boundary * function.h (struct function): Add preferred_stack_boundary field. * integrate.c (expand_inline_function): Update cfun->preferred_stack_boundary and cfun->stack_alignment_needed. (copy_rtx_and_substitute): Align frame to stack_alignment_needed only. * i386.c (compute_frame_size): Use cfun->preferred_stack_boundary. From-SVN: r31831
2000-02-04function.c (diddle_return_value): Rework to use a callback function.Richard Henderson1-1/+3
* function.c (diddle_return_value): Rework to use a callback function. Use current_function_return_rtx if it's been set up. (do_clobber_return_reg, clobber_return_register): New. (do_use_return_reg, use_return_register): New. (expand_function_end): Use them. * stmt.c (expand_null_return): Likewise. * function.h: Declare them. * flow.c (mark_regs_live_at_end): Use diddle_return_value. (mark_reg): Change arguments as appropriate for callback. * integrate.c (expand_inline_function): Revert 19 Jan change. From-SVN: r31791
2000-01-14eh-common.h: PROTO -> PARAMS.Kaveh R. Ghazi1-30/+30
* eh-common.h: PROTO -> PARAMS. * emit-rtl.c: Likewise. * errors.c: Likewise. * errors.h: Likewise. * except.c: Likewise. * except.h: Likewise. * explow.c: Likewise. * expmed.c: Likewise. * expr.c: Likewise. * expr.h: Likewise. * final.c: Likewise. * fix-header.c: Likewise. * flow.c: Likewise. * fold-const.c: Likewise. * function.c: Likewise. * function.h: Likewise. * gcc.c: Likewise. * gcov-io.h: Likewise. * gcov.c: Likewise. * gcse.c: Likewise. From-SVN: r31419
1999-12-20current_function -> cfunBernd Schmidt1-70/+71
From-SVN: r31033
1999-12-16Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.Mark Mitchell1-6/+0
* Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H. * function.c (insert_block_after_note): Remove. (retrofit_block): Likewise. (identify_blocks): Fix indentation. (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END. * function.h (insert_block_after_note): Remove prototype. (retrofit_block): Likewise. * integrate.c (expand_inline_function): Don't call find_loop_tree_blocks. Use expand_start_bindings_and_block, not just expand_start_bindings. Use the block_map to remap old NOTE_BLOCKs to new ones. (integrate_decl_tree): Keep track of remapped blocks. * integrate.h (struct inline_remap): Add block_map. * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set NOTE_BLOCK on the notes. (expand_start_bindings): Rename to ... (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK. (expand_end_bindings): Set NOTE_BLOCK. * toplev.c (rest_of_compilation): In function-at-a-time-mode, reconstruct the BLOCK tree. * tree.h (expand_start_bindings): Macroize. Call ... (expand_start_bindings_and_block): New function. * optimize.c (struct inline_data): Remove scope_stmt. (remap_block): Don't use insert_block_after_note. Don't update scope_stmt. (expand_call_inline): Don't update scope_stmt. (optimize_function): Don't initialize scope_stmt. * semantics.c (expand_stmt): Set NOTE_BLOCK for newly emitted NOTE_INSN_BLOCK_BEG/NOTE_INSN_BLOCK_END notes. From-SVN: r30982
1999-12-15function.c (retrofit_block): Abort if we don't find a suitable insn.Jason Merrill1-4/+3
* function.c (retrofit_block): Abort if we don't find a suitable insn. (insert_block_after_note): Abort if we don't have a previous block. Remove FN parameter. * function.h: Adjust. * tree.c (walk_tree): Walk operand subtrees in forward order. * optimize.c (expand_call_inline): Likewise. (optimize_function): Initialize id->scope_stmt to something useful. (remap_block): Assume id->scope_stmt has a useful value. From-SVN: r30965
1999-12-15function.c (PREFERRED_STACK_BOUDNARY): Provide default value.Jan Hubicka1-0/+2
* function.c (PREFERRED_STACK_BOUDNARY): Provide default value. (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY, update stack_alignment_needed. (prepare_function_start): Initialize stack_alignment_needed * function.h (struct function): Add field stack_alignment_needed. From-SVN: r30958
1999-12-05function.h (insert_block_after_note): Declare.Mark Mitchell1-0/+5
* function.h (insert_block_after_note): Declare. * function.c (insert_block_after_note): Split out from ... (retrofit_block): ... here. From-SVN: r30776
1999-12-04c-common.c (enum attrs): Add A_NO_LIMIT_STACK.Geoff Keating1-0/+5
* c-common.c (enum attrs): Add A_NO_LIMIT_STACK. (init_attributes): Add A_NO_LIMIT_STACK. (decl_attributes): Handle A_NO_LIMIT_STACK. * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK. * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]: Handle stack bounds checking. * flags.h (flag_stack_check): Use the word 'probe' rather than 'check', because the flag doesn't actually cause any checking to be done. * function.c (expand_function_start): Set current_function_limit_stack. * function.h (struct function): Add limit_stack. (current_function_limit_stack): Define. * invoke.texi (Code Gen Options): Document new options. * rtl.h: Declare stack_limit_rtx. * toplev.c (stack_limit_rtx): New variable. (decode_f_option): Handle new options -fstack-limit-register=REG, -fstack-limit-symbol=IDENT, -fno-stack-limit. (main): Add stack_limit_rtx as GC root. * tree.h (DECL_NO_LIMIT_STACK): New macro. (struct tree_decl): New member no_limit_stack. * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle stack_limit_rtx. * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx. (conditional_trap+1): Get new mnemonic correct. (conditional_trap+2): New pattern for DImode traps. * config/m68k/m68k.c (output_function_prologue): Handle stack_limit_rtx. * config/m68k/m68k.md (trap): New insn. (conditional_trap): New insn. * md.texi (Standard Names): Document `trap' and `conditional_trap'. * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence() so a cc0 setter doesn't get emitted at some random place in the function. * config/i960/i960.md (trap): New insn. (conditional_trap): New expander. (conditional_trap+1, conditional_trap+2): New insns for signed and unsigned cases. * config/i960/i960.c (i960_function_prologue): Use STARTING_FRAME_OFFSET. Handle stack_limit_rtx. Co-Authored-By: Greg McGary <gkm@gnu.org> From-SVN: r30771
1999-11-04function.c (diddle_return_value): New.Richard Henderson1-0/+4
* function.c (diddle_return_value): New. (expand_function_end): Use it. * stmt.c (expand_null_return): Likewise. (expand_value_return): Likewise. * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level. * reload1.c (reload): Don't remove return value clobbers. From-SVN: r30401
1999-09-26function.h (struct function): Add x_dont_save_pending_sizes_p.Mark Mitchell1-0/+9
* function.h (struct function): Add x_dont_save_pending_sizes_p. * stor-layout.c (variable_size): Don't add sizes to the pending sizes list if x_dont_save_pending_sizes_p is set. From-SVN: r29668
1999-09-17functiion.h (struct function): Add x_whole_function_mode_p.Mark Mitchell1-0/+8
* functiion.h (struct function): Add x_whole_function_mode_p. (retrofit_block): Declare. * function.c (retrofit_block): New function. (identify_blocks): Add assertions. Allow an incomplete set of block notes if we're still generating code for the function. * integrate.c: Include loop.h. (expand_inline_function): Call find_loop_tree_blocks to map block notes to blocks when in whole-function mode. Use retrofit_block to insert new BLOCKs for the inlined function, rather than insert_block. * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel. * Makefile.in (integrate.o): Depend on loop.h. From-SVN: r29487
1999-09-15emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.Richard Henderson1-3/+5
* emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT. Free the struct. (mark_emit_status): Renamed from mark_emit_state. * except.c (mark_eh_status): Renamed from mark_eh_state. Check not null before marking. (free_eh_status): New. * expr.c (mark_expr_status, free_expr_status): New. * function.c (free_machine_status): New. (free_after_parsing): New. (free_after_compilation): Move bits to free_after_parsing; call free_eh_status, free_expr_status; zero the marked members of the function state. (prepare_function_start): No can_garbage_collect. Call init_eh_for_function. (expand_dummy_function_end): Free up current_function state. (mark_function_status): Renamed from mark_function_state. (mark_function_chain): No can_garbage_collect. Call mark_expr_status. * function.h (struct function): No can_garbage_collect. (free_machine_status, free_after_parsing): Declare. (free_eh_status, free_expr_status): Declare. * ggc.h (mark_expr_status): Declare. * stmt.c (free_stmt_status): Free the struct. (mark_stmt_status): Renamed from mark_stmt_state. (init_stmt): Don't call init_eh. (init_stmt_for_function): Don't call init_eh_for_function. * toplev.c (compile_file): Call init_eh. (rest_of_compilation): Free basic block info before ggc_collect. Call free_after_parsing; conditionally call free_after_compilation. * varasm.c (mark_varasm_status): Renamed from mark_varasm_state. Check not null before marking. From-SVN: r29448
1999-09-15rtl.h (NOTE_BLOCK_NUMBER): Replace with ...Mark Mitchell1-1/+1
* rtl.h (NOTE_BLOCK_NUMBER): Replace with ... (NOTE_BLOCK): New macro. (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove. * function.h (identify_blocks): CHange prototype. * function.c (identify_blocks): Simplify. (reorder_blocks): Likewise. * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a NOTE_INSN_BLOCK_{BEG,END}. * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on the list of saved notes if the note isn't a NOTE_INSN_BLOCK_{BEG,END}. (move_insn1): Use NOTE_EH_HANDLER in comment, rather than NOTE_BLOCK_NUMBER. (reemit_notes): Adjust recreation of notes to reflect new saved note structure. * print-rtl.c (print_rtx): Print the address of the BLOCK when printing a block note. * stmt.c (block_vector): Remove. (find_loop_tree_blocks): Simplify. (unroll_block_trees): Likewise. From-SVN: r29441
1999-09-09function.h (free_after_compilation): Remove decl parameter.Mark Mitchell1-8/+6
* function.h (free_after_compilation): Remove decl parameter. (free_varasm_status0: Likewise. (free_emit_status): Likewise. (free_stmt_status): Likewise. (free_after_compilation): Likewise. (init_lang_status): New variable. (free_lang_status): Likewise. * emit-rtl.c (free_emit_status): Make decl parameter implicit. * function.c (init_lang_status): New variable. (free_lang_status): Likewise. (push_function_context_to): Don't set function::decl here. (free_after_copmilation): Make decl parameter implicit. Call free_lang_status if defined. (prepare_function_start): Call init_lang_status if defined. (init_function_start): Set function::decl here. * profile.c (output_func_start_profiler): Don't call pushdecl until we've actually started the function. * stmt.c (free_stmt_status): Make decl parameter implicit. * toplev.c (rest_of_compilation): Don't pass decl to free_after_compilation. * varasm.c (free_varasm_status): Likewise. From-SVN: r29239
1999-09-07emit-rtl.c (free_emit_status): Take decl as a parameter.Mark Mitchell1-3/+8
* emit-rtl.c (free_emit_status): Take decl as a parameter. (init_emit_once): Add more GC roots. * except.c (mark_func_eh_entry): New function. (mark_eh_node): Mark false_label and rethrow_label. (init_eh): Add more GC roots. * function.c (free_after_compilation): Take decl as a paramter. Call free_stmt_status. (mark_function_state): Don't assume x_parm_reg_stack_loc is non-NULL. * function.h (free_after_compilation): Change prototype. (free_varasm_status): Likewise. (free_emit_status): Likewise. (free_stmt_status): New function. * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc): Remove, replacing with ... (ggc_status): New structure. (ggc_chain): New variable. (init_gcc): Define. (ggc_push_context): New function. (ggc_pop_context): Likewise. (ggc_alloc_rtx): Adjust for use of ggc_chain. (ggc_alloc_rtvec): Likewise. (ggc_alloc_tree): Likewise. (ggc_alloc_string): Likewise. (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO. (ggc_mark_tree): Give language-dependent code a chance to mark `x' nodes. (ggc_mark_tree_varray): Handle empty arrays. (ggc_collect): Adjust for use of ggc_chain. Clear bytes_alloced_since_last_gc. * ggc.h (ggc_pop_context): New function. (ggc_push_context): Likewise. * print-tree.c (print_node): Don't print obstacks when GC'ing. * stmt.c (free_stmt_status): New function. (init_stmt_for_function): Clear last_expr_value. * toplev.c (rest_of_compilation): Always call free_after_compilation. Conditionalize call to ggc_collect. (main): Call init_ggc. * tree.c (push_obstacks): Do the push, even when GC'ing. (push_obstacks_nochange): Likewise. (pop_obstacks): Liekwise. * varasm.c (free_varasm_status): Take decl as a parameter. From-SVN: r29170
1999-09-05Makefile.in (tree.o): Depend on ggc.h.Richard Henderson1-0/+3
* Makefile.in (tree.o): Depend on ggc.h. (varasm.o): Likewise. (function.o): Likewise. (stmt.o): Likewise. (except.o): Likewise. (optabs.o): Likewise. (emit-rtl.o): Likewise. * emit-rtl.c: Include ggc.h. (sequence_element_free_list): Remove, and all references. (mark_sequence): New functions. (mark_emit_state): New function. * except.c: Include ggc.h. (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions. (mark_tree_label_node): New functions. (mark_eh_state): New function. * function.c: Include ggc.h. (mark_temp_slot, mark_function_chain): New functions. (mark_function_state): New function. (init_function_once): New function. * function.h (init_function_once): New function. * ggc-callbacks.c (lang_mark_false_label_stack): New function. * ggc.h (label_node): Declare. (eh_status, emit_status, stmt_status, varasm_status): Likewise. (lang_mark_false_label_stack): New function. (mark_temp_slot): Remove declaration. (mark_function_chain): Likewise. (mark_eh_state): Adjust prototype. (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab): Likewise. * optabs.c: Include ggc.h. (mark_optab): New function. (init_optabs): Add gc roots. * stmt.c: Include ggc.h. (mark_cond_nesting, mark_loop_nesting): New functions. (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise. (mark_stmt_state): New function. * toplev.c (compile_file): Call init_function_once. * tree.c: Include ggc.h. (type_hash): Move declaration earlier in file. (TYPE_HASH_SIZE, type_hash_table): Likewise. (init_obstacks): Add gc roots. (mark_type_hash): New function. * varasm.c: Include ggc.h. (mark_pool_constant): New function. (mark_varasm_state): New function. Co-Authored-By: Bernd Schmidt <bernds@cygnus.co.uk> Co-Authored-By: Mark Mitchell <mark@codesourcery.com> From-SVN: r29119
1999-09-05c-decl.c (struct language_function): Renamed from struct c_function.Bernd Schmidt1-0/+9
* c-decl.c (struct language_function): Renamed from struct c_function. Delete elt NEXT. (c_function_chain): Delete. (push_c_function_context): New arg F. Don't warn about nested functions here. Fill LANGUAGE elt of F. Delete code to update c_function_chain. Don't call push_function_context. (pop_c_function_context): New arg F. Restore from there instead of from c_function_chain. Don't call pop_function_context. Clear out LANGUAGE field of F when done. * c-lang.c: Include "function.h" (lang_init): Initialize save_lang_status and restore_lang_status. * c-parse.in (nested_function, nested_function_notype): Warn about nested functions. Call push_function_context/pop_function_context instead of the _c_ variants. * c-tree.h (push_c_function_context, pop_c_function_context): Update prototype. * Makefile.in (c-lang.o): Update dependencies. * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx, regno_pointer_flag, regno_pointer_align. (gen_reg_rtx): Use xrealloc to enlarge them. (free_emit_status): New function. * function.c (mark_machine_status, mark_lang_status): New variables. (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge in some bits from assign_stack_local. All callers changed to use new name. (assign_stack_local): Just call assign_stack_local_1. (free_after_compilation): New function. (put_reg_into_stack): Simplify to always call assign_stack_local_1. (trampoline_address): Likewise. (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc. (prepare_function_start): Explicitly clear some more variables. * function.h (struct function): New elt can_garbage_collect. (mark_machine_status, mark_lang_status): Declare variables. (free_after_compilation, free_emit_status, free_varasm_status, init_varasm_status): Declare functions. * toplev.c (rest_of_compilation): Call free_after_compilation when done with the current function. * varasm.c (free_varasm_status): New function. From-SVN: r29117
1999-09-04Change memory mangement and constant pool handling for nested functions to ↵Bernd Schmidt1-19/+9
match that of normal functions; add init_machine_status mechanism. From-SVN: r29101
1999-09-04function.h (struct function): Add new element LANGUAGE.Bernd Schmidt1-0/+7
* function.h (struct function): Add new element LANGUAGE. (save_lang_status): Declare new variable. (restore_lang_status): Likewise. * function.c (save_lang_status): Define. (restore_lang_status): Likewise. (push_function_context_to): Call language-specific save function. (pop_function_context_from): Call language-specific restore function. From-SVN: r29095
1999-08-29tree.c (tree_code_name): Constify a char*.Kaveh R. Ghazi1-2/+2
* tree.c (tree_code_name): Constify a char*. * tree.h (tree_code_name, decl_printable_name): Likewise. * function.h (struct function): Likewise. * toplev.c (decl_name, decl_printable_name): Likewise. * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise. * objc/objc-act.c (decl_printable_name): Remove redundant prototype. (init_objc): Remove function pointer cast. From-SVN: r28966
1999-08-09Include function.h in most files.Bernd Schmidt1-102/+382
Include function.h in most files. Remove most of the global variables duplicated in function.h. Add accessor macros for them which access current_function. Delete INLINE_HEADER rtx and related code, replace with code using struct function to store inlining related data. From-SVN: r28626
1999-08-01Backport of GC branch patches part 2: kill stmt status saving.Bernd Schmidt1-20/+1
From-SVN: r28374
1999-07-31Backport of GC branch patches part 1: kill eh status saving.Bernd Schmidt1-11/+6
From-SVN: r28357
1999-07-01except.c: Include intl.h.Richard Henderson1-0/+1
X * except.c: Include intl.h. (expand_eh_return): Set current_function_cannot_inline. (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label. * function.h (struct function): Add eh_return_stub_label. * flow.c (delete_unreachable_blocks): Don't merge across EH edges. * Makefile.in (except.o): Depend on intl.h. From-SVN: r27909
1999-05-30[multiple changes]Jeff Law1-0/+29
Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com) * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces. Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com) * function.h (cleanup_label, frame_offset): Declare. (tail_recursion_label, tail_recursion_reentry): Likewise. (arg_pointer_save_area, rtl_expr_chain): Likewise. * stmt.c (cleanup_label, frame_offset): Delete extern declarations. (tail_recursion_label, tail_recursion_reentry): Likewise. (arg_pointer_save_area, rtl_expr_chain): Likewise. From-SVN: r27249
1999-02-25Flow rewrite to use basic block structures and edge lists.Richard Henderson1-0/+1
From-SVN: r25450
1999-02-08output.h (current_function_has_computed_jump): Rename from ↵Richard Henderson1-1/+1
current_function_addresses_labels. * output.h (current_function_has_computed_jump): Rename from current_function_addresses_labels. * function.h (struct function): Likewise for addresses_labels member. * rtl.h (FUNCTION_FLAGS_HAS_COMPUTED_JUMP): Likewise. * function.c (current_function_has_computed_jump): Likewise. Update all references. * integrate.c (function_cannot_inline_p): Test current_function_has_computed_jump instead of addresses_labels. (initialize_for_inline): Likewise save. (output_inline_function): Likewise restore. * expr.c (expand_expr): Don't reference addresses_labels variables. * stmt.c (expand_computed_goto): Set has_computed_jump. From-SVN: r25100
1999-01-26Merge in gcc2 snapshot 19980929. See gcc/ChangeLog and gcc/FSFChangeLog forJeffrey A Law1-0/+1
details. From-SVN: r24879
1998-11-20function.c (nonlocal_goto_handler_slots): Renamed from ↵Bernd Schmidt1-1/+1
nonlocal_goto_handler_slot; now an EXPR_LIST chain. * function.c (nonlocal_goto_handler_slots): Renamed from nonlocal_goto_handler_slot; now an EXPR_LIST chain. (push_function_context_to): Adjust for this change. (pop_function_context_from): Likewise. (init_function_start): Likewise. (expand_function_end): Likewise. * function.h (struct function): Likewise. * calls.c (expand_call): Likewise. * explow.c (allocate_dynamic_stack_space): Likewise. * expr.h (nonlocal_goto_handler_slots): Rename its declaration. * stmt.c (declare_nonlocal_label): Make a new handler slot for each label. (expand_goto): When doing a nonlocal goto, find corresponding handler slot for it. Don't put the label address in the static chain register. (expand_end_bindings): Break out nonlocal goto handling code into three new functions. (expand_nl_handler_label, expand_nl_goto_receiver, expand_nl_goto_receivers): New static functions, broken out of expand_end_bindings and adapted to create one handler per nonlocal label. * function.c (delete_handlers): Delete insn if it references any of the nonlocal goto handler slots. * i960.md (nonlocal_goto): Comment out code that modifies static_chain_rtx. * sparc.md (nonlocal_goto): Likewise. (goto_handler_and_restore_v9): Comment out. (goto_handler_and_restore_v9_sp64): Comment out. From-SVN: r23732
1998-10-22expr.c (pending_chain): Move up.Jason Merrill1-0/+1
* expr.c (pending_chain): Move up. (save_expr_status): Do save pending_chain. (restore_expr_status): And restore it. * function.h (struct function): Add pending_chain. From-SVN: r23241
1998-10-11Fine-grained control of -fcheck-memory-usage with new no_check_memory_usage ↵Ken Raeburn1-0/+1
attribute. Fine-grained control of -fcheck-memory-usage with new no_check_memory_usage attribute. Misc minor bugfixes and tests for it too. From-SVN: r22983
1998-09-15tree.h (BUILT_IN_CALLER_RETURN_ADDRESS): Unused.Richard Henderson1-2/+0
* tree.h (BUILT_IN_CALLER_RETURN_ADDRESS): Unused. Kill. (BUILT_IN_FP, BUILT_IN_SP, BUILT_IN_SET_RETURN_ADDR_REG): Kill. (BUILT_IN_EH_STUB_OLD, BUILT_IN_EH_STUB, BUILT_IN_SET_EH_REGS): Kill. (BUILT_IN_EH_RETURN, BUILT_IN_DWARF_CFA): New. * c-decl.c (init_decl_processing): Update accordingly. * expr.c (expand_builtin): Likewise. * cp/decl.c (init_decl_processing): Likewise. * rtl.h (global_rtl): Add cfa entry. (virtual_cfa_rtx, VIRTUAL_CFA_REGNUM): New. (LAST_VIRTUAL_REGISTER): Update. * emit-rtl.c (global_rtl): Add cfa entry. (init_emit): Initialize it. * function.c (cfa_offset): New. (instantiate_virtual_regs): Initialize it. (instantiate_virtual_regs_1): Instantiate virtual_cfa_rtx. (expand_function_end): Call expand_eh_return. * tm.texi (ARG_POINTER_CFA_OFFSET): New. * except.c (current_function_eh_stub_label): Kill. (current_function_eh_old_stub_label): Likwise; update all references. (expand_builtin_set_return_addr_reg): Kill. (expand_builtin_eh_stub_old, expand_builtin_eh_stub): Kill. (expand_builtin_set_eh_regs): Kill. (eh_regs): Produce a third reg for the actual handler address. (eh_return_context, eh_return_stack_adjust): New. (eh_return_handler, eh_return_stub_label): New. (init_eh_for_function): Initialize them. (expand_builtin_eh_return, expand_eh_return): New. * except.h: Update prototypes. * flow.c (find_basic_blocks_1): Update references to the stub label. * function.h (struct function): Kill stub label elements. * libgcc2.c (in_reg_window): For REG_SAVED_REG, check that the register number is one that would be in the previous window. Provide a dummy definition for non-windowed targets. (get_reg_addr): New function. (get_reg, put_reg, copy_reg): Use it. (__throw): Rely on in_reg_window, not INCOMING_REGNO. Kill stub generating code and use __builtin_eh_return. Use __builtin_dwarf_cfa. * alpha.c (alpha_eh_epilogue_sp_ofs): New. (alpha_init_expanders): Initialize it. (alpha_expand_epilogue): Use it. * alpha.h: Declare it. * alpha.md (eh_epilogue): New. * m68h.h (ARG_POINTER_CFA_OFFSET): New. * sparc.h (ARG_POINTER_CFA_OFFSET): New. From-SVN: r22436
1998-09-09except.h (current_function_eh_stub_label): Declare.Bernd Schmidt1-0/+2
* except.h (current_function_eh_stub_label): Declare. (current_function_eh_old_stub_label): Declare. * function.h (struct function): New members eh_stub_label and eh_old_stub_label. * except.c (current_function_eh_stub_label): New variable. (current_function_eh_old_stub_label): New variable. (init_eh_for_function): Clear them. (save_eh_status): Save them. (restore_eh_status): Restore them. (expand_builtin_eh_stub): Set current_function_eh_stub_label. (expand_builtin_eh_stub_old): Set current_function_eh_old_stub_label. * flow.c (find_basic_blocks_1): When handling a REG_LABEL note, don't make an edge from the block that contains it to the block starting with the label if this label is one of the eh stub labels. If eh stub labels exist, show they are reachable from the last block in the function. From-SVN: r22369
1998-07-30Function entry/exit profiling instrumentation:Ken Raeburn1-0/+1
* expr.h (profile_function_entry_libfunc, profile_function_exit_libfunc): Declare new variables. * optabs.c: Define them here. (init_optabs): Initialize them. * tree.h (struct tree_decl): New flag no_instrument_function_entry_exit. (DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT): New accessor macro. * c-decl.c (duplicate_decls): Merge it. * c-common.c (enum attrs): New value A_NO_INSTRUMENT_FUNCTION. (init_attributes): Use it for "no_instrument_function". (decl_attributes): Handle it, for functions that have not yet been compiled. Set decl flag. * flags.h (flag_instrument_function_entry_exit): Declare new variable. * toplev.c (flag_instrument_function_entry_exit): Define it here. (f_options): New option "instrument-functions". * function.h (struct function): New field instrument_entry_exit. * function.c (current_function_instrument_entry_exit): New variable. (push_function_context_to, pop_function_context_from): Save and restore. (expand_function_start): Set current_ variable, maybe emit return label and entry profile call. (expand_function_end): Maybe emit exit profile call. Testsuite: * gcc.c-torture/special/eeprof-1.c: New test, for -finstrument-functions. * gcc.c-torture/special/special.exp: Run it. From-SVN: r21495
1998-06-20flow.c (allocate_for_life_analysis, [...]): Remove declaration.H.J. Lu1-0/+2
* flow.c (allocate_for_life_analysis, init_regset_vector): Remove declaration. * function.h (get_first_block_beg): New declaration. * gbl-ctors.h (__do_global_dtors): Add prototype. * gcov-io.h (__fetch_long): New declaration. (__store_long): Likewise. (__read_long): Likewise. (__write_long): Likewise. * gcov.c (print_usage): New declaration. * Makefile.in (c-iterate.o): Depend on insn-codes.h too. From-SVN: r20631
1998-06-08function.c: Define current_function_cannot_inline.Jason Merrill1-0/+1
* function.c: Define current_function_cannot_inline. (push_function_context_to): Save it. (pop_function_context_from): Restore it. * function.h (struct function): Provide it a home. * output.h: Declare it. * integrate.c (function_cannot_inline_p): Check it. * decl.c (cp_finish_decl): Disable inlining of extern inlines with static variables. From-SVN: r20332
1998-05-28Make rtx, tree types type correct if the appropriate include files was not ↵Michael Meissner1-4/+6
included From-SVN: r20114
1998-05-14First cut of changes to utilize the new exception handling modelAndrew MacLeod1-0/+1
From-SVN: r19746
1998-04-04* Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12Jeff Law1-1/+3
for details. * haifa-sched.c: Mirror recent changes from gcc2. From-SVN: r18984