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Diffstat (limited to 'gcc/ChangeLog')
| -rw-r--r-- | gcc/ChangeLog | 1093 |
1 files changed, 1093 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index db487f90ccb..ea60f963b3c 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,1096 @@ +2002-06-03 Geoffrey Keating <geoffk@redhat.com> + + Merge from pch-branch: + + * gengtype.h (UNION_OR_STRUCT_P): New macro. + * gengtype.c (write_gc_structure_fields): Use it. + (write_gc_root): Use it here too. + + * gengtype.c (write_gc_structure_fields): Assume that lengths + of typenames fit into an 'int'; don't pass a size_t to "%d" in + printf. + (write_gc_marker_routine_for_structure): Likewise. + (write_gc_types): Likewise. + (write_gc_root): Likewise. + + * varray.h (VARRAY_CLEAR): New. + (varray_clear): Prototype. + * varray.c (varray_clear): New. + * cselib.c (reg_values_old): New. + (used_regs_old): New. + (cselib_init): Use cached varrays if available to avoid + generating large amounts of garbage. + (cselib_finish): Don't throw away old varrays. + + * final.c (insn_addresses_): Move out of ifdef. + + * varray.c (uses_ggc): Make more varray kinds GCable. + * varray.h (union varray_data_tag): Let gengtype see + fields 'generic' and 'te'. + * reg-stack.c: Include gt-reg-stack.h, ggc.h. + (stack_regs_mentioned_data): Move out of ifdef; mark with gengtype. + (reg_to_stack): Don't call VARRAY_FREE. + * insn-addr.h (INSN_ADDRESSES_FREE): Don't use VARRAY_FREE. + (insn_addresses_): Use gengtype to mark. + * gengtype.c (write_gc_structure_fields): Handle arrays of generic + pointers; handle generic pointers in unused union fields. + (get_output_file_with_visibility): Include cselib.h, + insn-addr.h in gtype-desc.c. + * function.c (prologue): Use gengtype to mark. + (epilogue): Likewise. + (sibcall_epilogue): Likewise. + * dependence.c: Include gt-dependence.h, ggc.h. + (struct def_use): Use gengtype to mark. + (struct loop): Likewise. + (struct induction): Likewise. + (struct dependence): Likewise. + (def_use_chain): Likewise. + (dep_chain): Likewise. + (loop_chain): Likewise. + (induction_chain): Likewise. + (init_dependence_analysis): Don't free anything, just clear pointers. + (build_def_use): Use GGC to allocate def_use. + (add_loop): Use GGC to allocate loop. + (find_induction_variable): Use GGC to allocate induction. + (check_node_dependence): Use GGC to allocate induction, dependence. + (dump_node_dependence): Don't free varrays. + (end_dependence_analysis): Likewise. + * cselib.h (struct cselib_val_struct): Use gengtype to mark. + (struct elt_loc_list): Likewise. + (struct elt_list): Likewise. + * cselib.c: Don't include obstack.h. + (hash_table): Use gengtype to mark. + (reg_values): Use gengtype to mark. + (used_regs): Use gengtype to mark. + (cselib_obstack): Delete. + (cselib_startobj): Delete. + (empty_vals): Mark as deletable. + (empty_elt_lists): Mark as deletable. + (empty_elt_loc_lists): Mark as deletable. + (new_elt_list): Use GGC to allocate struct elt_list. + (new_elt_loc_list): Use GGC to allocate struct elt_loc_list. + (clear_table): Don't delete obstack; don't unnecessarily clear + deletable variables. + (new_cselib_val): Use GGC to allocate struct cselib_val. + (cselib_init): Don't set up obstacks. Use GGC to allocate + hash table. + (cselib_finish): Just clear variables, don't free anything. + * Makefile.in (cselib.o): Remove dependency on $(OBSTACK_H). + (reg-stack.o): Add dependency on gt-reg-stack.h, $(GGC_H). + (dependence.o): Add dependency on gt-dependence.h, $(GGC_H). + (GTFILES): Add insn-addr.h, cselib.h, dependence.c, reg-stack.c. + (gt-reg-stack.h): New rule. + (gt-dependence.h): New rule. + (gtype-desc.o): Add cselib.h, insn-addr.h. + + * varray.c: Use only necessary headers. + (element_size): New. + (uses_ggc): New. + (varray_init): Take type, not size. Use GGC if appropriate. + (varray_grow): Update for change to struct varray_head_tag. + Use GGC if appropriate. + * varray.h (struct const_equiv_data): Use gengtype. + (enum varray_data_enum): New. + (union varray_data_tag): Use gengtype. + (struct varray_head_tag): Use gengtype. Replace size field with + enum varray_data_enum. + (varray_init): Update prototype. + (VARRAY_SCHED_INIT): Delete. + (VARRAY_*_INIT): Update for change to varray_init. + (VARRAY_SCHED): Delete. + (VARRAY_PUSH_SCHED): Delete. + (VARRAY_TOP_SCHED): Delete. + * tree.h: Update for change to length specifier. + * tree-inline.c (optimize_inline_calls): Don't use VARRAY_FREE. + (clone_body): Likewise. + * ssa.h (ssa_definition): Use gengtype to mark. + * ssa.c (convert_from_ssa): Don't use VARRAY_FREE. + * ssa-dce.c (ssa_eliminate_dead_code): Don't use VARRAY_FREE. + * rtl.h (struct rtvec_def): Update for change to length specifier. + * integrate.c (expand_inline_function): Don't use VARRAY_FREE. + (struct initial_value_struct): Update for change to length specifier. + * ggc.h (ggc_add_rtx_varray_root): Delete prototype. + (ggc_add_tree_varray_root): Delete prototype. + (ggc_mark_rtx_varray): Delete prototype. + (ggc_mark_tree_varray): Delete prototype. + * ggc-common.c (ggc_add_rtx_varray_root): Delete. + (ggc_add_tree_varray_root): Delete. + (ggc_mark_rtx_varray): Delete. + (ggc_mark_tree_varray): Delete. + (ggc_mark_rtx_varray_ptr): Delete. + (ggc_mark_tree_varray_ptr): Delete. + * gengtype.h (enum typekind): Remove TYPE_VARRAY. + (create_varray): Delete prototype. + * gengtype.c (varrays): Delete. + (create_varray): Delete. + (adjust_field_type): Detect array of string pointers. + (process_gc_options): Remove code to handle varray_type option. + (set_gc_used_type): Remove TYPE_VARRAY case. + (output_escaped_param): New. + (write_gc_structure_fields): Use output_escaped_param on all + parameters. Handle 'skip' with 'use_param' option. Handle + arrays of strings. Remove TYPE_VARRAY handling. + (write_gc_roots): Use boolean to detect 'length' option. + * gengtype-yacc.y (VARRAY_TYPE): Delete token. + (struct_fields): Call adjust_field_type on array fields. + (type): Remove VARRAY_TYPE case. + (type_option): Likewise. + * gengtype-lex.l: Don't consider varray_type a keyword. + * function.h: Update for change to length specifier. + (free_eh_status): Delete prototype. + * function.c (free_after_compilation): Don't call free_eh_status. + (reorder_blocks): Don't use VARRAY_FREE. + * except.c (struct eh_status): Update for change to length specifier. + remove varray_type specifier. + (free_eh_status): Delete. + * dwarf2out.c: Include gt-dwarf2out.h. + (used_rtx_varray): Use gengtype to mark, move + outside ifdefs. + (incomplete_types): Likewise. + (decl_scope_table): Likewise. + (dwarf2out_init): Don't call ggc_add_tree_varray_root. + * cfglayout.c (scope_to_insns_finalize): Don't use VARRAY_FREE. + * c-tree.h (struct lang_type): Update for change to length specifier. + * c-parse.in (yylexstring): Don't use VARRAY_FREE. + * c-objc-common.c: Include gt-c-objc-common.h. + (deferred_fns): Mark for gengtype. + (c_objc_common_init): Don't call ggc_add_tree_varray_root. + (expand_deferred_fns): Just set deferred_fns to 0 to free it. + * Makefile.in (c-objc-common.o): Add gt-c-objc-common.h. + (gtype-desc.o): Update dependencies. + (dwarf2out.o): Add gt-dwarf2out.h. + (varray.o): Update dependencies. + (GTFILES): Add varray.h, ssa.h, dwarf2out.c, c-objc-common.c. + (gt-c-objc-common.h): New rule. + (gt-dwarf2out.h): New rule. + * objc/objc-act.c (build_objc_string_object): Don't use VARRAY_FREE. + + * doc/gty.texi (GTY Options): Correct spelling. + (GGC Roots): Likewise. + * Makefile.in (TEXI_CPP_FILES): New. + (TEXI_GCC_FILES): New. + (TEXI_GCCINT_FILES): New. + (TEXI_CPPINT_FILES): New. + ($(docdir)/cpp.info): Use new macros. + ($(docdir)/gcc.info): Likewise. + ($(docdir)/gccint.info): Likewise. + ($(docdir)/cppinternals.info): Likewise. + (cpp.dvi): Likewise. + (gcc.dvi): Likewise. + (gccint.dvi): Likewise. + (cppinternals.dvi): Likewise. + + * Makefile.in ($(docdir)/gccint.info): Depend on gty.texi. + * doc/gccint.texi (Top): Include gty.texi. + * doc/gty.texi: New file. + + * bitmap.c: Include ggc.h, gt-bitmap.h. + (bitmap_ggc_free): New. + (bitmap_elem_to_freelist): New. + (bitmap_element_free): Use bitmap_elem_to_freelist. + (bitmap_element_allocate): Allow use of GGC. + (bitmap_clear): Use bitmap_elem_to_freelist. + (bitmap_copy): Update for change to bitmap_element_allocate. + (bitmap_set_bit): Likewise. + (bitmap_operation): Update for changes elsewhere. + (bitmap_initialize): Allow to create bitmaps that will use GGC. + * bitmap.h (struct bitmap_element_def): Use gengtype. + (struct bitmap_head_def): Likewise. Also add 'using_obstack' field. + (bitmap_initialize): Add extra parameter. + (BITMAP_OBSTACK_ALLOC): Update for change to bitmap_initialize. + (BITMAP_ALLOCA): Delete. + (BITMAP_XMALLOC): Update for change to bitmap_initialize. + (BITMAP_GGC_ALLOC): New. + * Makefile.in (gtype-desc.o): Add bitmap.h. + (bitmap.o): Add gt-bitmap.h, $(GGC_H). + (GTFILES): Add bitmap.c. + (gt-bitmap.h): New rule. + ($(HOST_PREFIX_1)bitmap.o): Add gt-bitmap.h. + * basic-block.h: Update for changes to bitmap_initialize. + * except.c (exception_handler_label_map): Move into... + (struct eh_status): Here. + (struct eh_region): Make 'aka' GCable. + (free_eh_status): Don't need to specially handle + exception_handler_label_map. + (add_ehl_entry): Update for changes to exception_handler_label_map. + (find_exception_handler_labels): Likewise. + (remove_exception_handler_label): Likewise. + (maybe_remove_eh_handler): Likewise. + (for_each_eh_label): Likewise. + (remove_eh_handler): Allocate 'aka' using GGC. + * gengtype.c (get_output_file_with_visibility): Add bitmap.h + to list of includes. + + * gengtype.c (write_gc_marker_routine_for_structure): Name + the routines 'gt_ggc_mx_*' instead of 'gt_ggc_m_*'. + (write_gc_types): Arrange for the tests with NULL to be inlined. + (write_gc_roots): Update uses of procedure pointers. + * ggc-common.c (gt_ggc_mx_rtx_def): Rename from gt_ggc_m_rtx_def. + + * Makefile.in (explow.o): Add dependency on gt-explow.h. + (sdbout.o): Add dependency on gt-sdbout.h. + + * emit-rtl.c (const_int_htab): Use gengtype to clear unused entries. + (mem_attrs_htab): Likewise. + (init_emit_once): Don't call ggc_add_deletable_htab. + * fold-const.c (size_htab): Use gengtype to clear unused entries. + (size_int_type_wide): Don't call ggc_add_deletable_htab. + * gengtype.c (finish_root_table): Add LASTNAME and TNAME + parameters, use them, change callers. + (write_gc_root): Add IF_MARKED parameter, use it, change callers. + (write_gc_roots): Handle 'if_marked' option. + (main): Don't need to call set_gc_used_type any more. + * ggc.h (ggc_htab_marked_p): Delete. + (ggc_htab_mark): Delete. + (struct ggc_cache_tab): New. + (gt_ggc_cache_rtab): New declaration. + * ggc-common.c (struct d_htab_root): Delete. + (d_htab_roots): Delete. + (ggc_add_deletable_htab): Delete. + (ggc_htab_delete): Handle new htab-deleting mechanism. + (ggc_mark_roots): Use new htab-deleting mechanism. + * tree.c (type_hash_table): Use gengtype to clear unused entries. + Make static. + (init_obstacks): Don't call ggc_add_deletable_htab. + + * objc/objc-act.h (struct hashed_attribute): Use gengtype. + (struct hashed_entry): Likewise. + (nst_method_hash_list): Likewise. + (cls_method_hash_list): Likewise. + (HASH_ALLOC_LIST_SIZE): Delete. + (ATTR_ALLOC_LIST_SIZE): Delete. + * objc/objc-act.c (hash_init): Use ggc to allocate + nst_method_hash_list, cls_method_hash_list. + (hash_enter): Use ggc to allocate; allocate one entry at a time. + (hash_add_attr): Likewise. + (ggc_mark_hash_table): Delete. + (objc_act_parse_init): Delete. + (objc_init): Delete reference to objc_act_parse_init. + * tlink.c: Replace hash.h with hashtab.h. Explicitly include + obstack.h. Replace references to 'struct hash_table' with htab_t. + (struct symbol_hash_entry): Replace hash header with key field. + (struct file_hash_entry): Replace hash header with key field. + (struct demangled_hash_entry): Replace hash header with key field. + (hash_string_eq): New. + (hash_string_hash): New. + (symbol_hash_newfunc): Delete. + (symbol_hash_lookup): Modify to use htab_t. + (file_hash_newfunc): Delete. + (file_hash_lookup): Modify to use htab_t. + (demangled_hash_newfunc): Delete. + (demangled_hash_lookup): Modify to use htab_t. + (tlink_init): Modify to use htab_t. + * hash.h: Delete. + * hash.c: Delete. + * ggc.h: Delete forward structure declarations. + Delete prototypes for deleted functions. + * ggc-common.c: Don't include hash.h. + (ggc_add_tree_hash_table_root): Delete. + (ggc_mark_tree_hash_table_entry): Delete. + (ggc_mark_tree_hash_table): Delete. + (ggc_mark_tree_hash_table_ptr): Delete. + * gengtype.c (write_gc_structure_fields): Allow param_is option. + (write_gc_marker_routine_for_structure): Use visibility of + the parameter if there is one. + * function.c: Replace hash.h with hashtab.h. Replace references + to 'struct hash_table *' with htab_t. + (struct insns_for_mem_entry): Include a plain key. + (fixup_var_refs_insns_with_hash): Update to use htab_t. + (insns_for_mem_newfunc): Delete. + (insns_for_mem_hash): Update to use htab_t. + (insns_for_mem_comp): Likewise. + (insns_for_mem_walk): Likewise. + * c-lang.c: Include ggc.h. + * Makefile.in (OBJS): Remove hash.o. + (c-lang.o): Add GGC_H. + (COLLECT2_OBJS): Remove hash.o. + (tlink.o): Remove hash.h, add HASHTAB_H and OBSTACK_H. + (ggc-common.o): Remove hash.h. + (function.o): Remove hash.h, add HASHTAB_H. + (genautomata.o): Remove hash.h, add HASHTAB_H. + + * varasm.c (mark_const_str_htab_1): Delete. + (mark_const_str_htab): Delete. + (const_str_htab_del): Delete. + (const_str_htab): Use gengtype to mark. + (init_varasm_once): Use gengtype to mark hashtables. Use GC to + allocate them. + * tree.c (mark_tree_hashtable_entry): Delete. + (mark_tree_hashtable): Delete. + * tree.h (mark_tree_hashtable): Delete prototype. + * ggc.h (ggc_test_and_set_mark): Treat (void *)1 like NULL. + (ggc_mark): Likewise. + (ggc_calloc): New. + (htab_create_ggc): New. + * ggc-common.c (ggc_calloc): New. + * gengtype.h (enum typekind): Add TYPE_PARAM_STRUCT. + (struct type): Add param_struct structure. + * gengtype.c (param_structs): New. + (adjust_field_type): Handle param_is option. + (set_gc_used_type): Handle TYPE_PARAM_STRUCT. + (get_output_file_with_visibility): Include hashtab.h in gtype-desc.c. + (write_gc_structure_fields): Add new PARAM parameter. Update + callers. Handle use_param option. Handle TYPE_PARAM_STRUCT. + (write_gc_marker_routine_for_structure): Add new PARAM parameter. + Use it to generate function name. Update callers. + (write_gc_types): Add new PARAM_STRUCTS parameter. Update callers. + Process them. + (write_gc_roots): Handle TYPE_PARAM_STRUCT. Allow param_is + option. + (main): Define PTR as pointer-to-scalar. Don't specially + mark deferred_string or ehl_map_entry. + * gengtype-yacc.y (PARAM_IS): Add new token. + (externstatic): Use adjust_field_type. + (type_option): Add PARAM_IS. + * gengtype-lex.l: Add rule for typedef of function pointers. + Add rule for PARAM_IS. + (IWORD): Add size_t. + * except.c (exception_handler_label_map): Use gengtype to mark. + (type_to_runtime_map): Likewise. + (mark_ehl_map_entry): Delete. + (mark_ehl_map): Delete. + (init_eh): Use gengtype for roots; use GC to allocate hash tables. + (t2r_mark_1): Delete. + (t2r_mark): Delete. + * Makefile.in (gtype-desc.o): Correct dependencies. + (GTFILES): Add hashtab.h. + (genautomata.o): Actually uses hashtab.h. + + * Makefile.in (stringpool.o): Add $(GGC_H). + (dwarf2asm.o): Likewise. + (GTFILES): Add hashtable.h. + * c-common.h (struct c_common_identifier): Use gengtype. + * c-decl.h (c_mark_tree): Delete. + * c-lang.c (LANG_HOOKS_MARK_TREE): Delete. + * c-tree.h (struct lang_identifier): Use gengtype. + (union lang_tree_node): New. + (c_mark_tree): Delete prototype. + * dwarf2out.c [!DWARF2_DEBUGGING_INFO]: Define dummy + dwarf2_debug_hooks. + * gengtype-lex.l (IWORD): Allow 'bool'. + (ptr_alias): Match. + * gengtype-yacc.y (ALIAS): New token. + (type_option): New rule. + (option): Use type_option. + * gengtype.c (process_gc_options): New. + (set_gc_used_type): Use it. + (write_gc_structure_fields): Add 'bitmap' parameter, change callers. + Add new variable 't' to hold the type of the field being processed. + Add more error checking. Use UNION_P when looking at 'desc' option. + Handle language-specific structures containing other + language-specific structures. + (write_gc_types): Handle 'ptr_alias' option. + (main): Don't need to specially output lang_type, lang_decl, lang_id2. + * ggc-common.c (ggc_pending_trees): Delete. + (ggc_mark_roots): Don't manipulate ggc_pending_trees. + (ggc_mark_trees): Delete. + (gt_ggc_m_tree_node): Delete. + * ggc.h (ggc_pending_trees): Delete. + (ggc_mark_tree): Make alias of gt_ggc_m_tree_node. + * hashtable.h (ht_identifier): Use gengtype. + * langhooks-def.h (LANG_HOOKS_MARK_TREE): Delete. + * langhooks.h (struct lang_hooks): Delete mark_tree. + * sdbout.c [! SDB_DEBUGGING_INFO]: Define dummy sdb_debug_hooks + anyway. + * system.h: Poison LANG_HOOKS_MARK_TREE. + * tree.c (tree_node_structure): New. + * tree.h (struct tree_common): Use gengtype. + (struct tree_int_cst): Likewise. + (struct tree_real_cst): Likewise. + (struct tree_string): Likewise. + (struct tree_complex): Likewise. + (struct tree_vector): Likewise. + (struct tree_identifier): Likewise. + (struct tree_list): Likewise. + (struct tree_vec): Likewise. + (struct tree_exp): Likewise. + (struct tree_block): Likewise. + (struct tree_type): Likewise. + (struct tree_decl): Likewise. + (enum tree_structure_enum): New. + (union tree_node): Use gengtype, with an alias. + (tree_node_structure): Prototype. + * objc/objc-lang.c (LANG_HOOKS_MARK_TREE): Delete. + + Merge to tag pch-merge-20020430. The LANG_HOOKS_FUNCTION_MARK + macro was deleted. The LANG_HOOKS_FUNCTION_FREE macro was renamed + to LANG_HOOKS_FUNCTION_FINAL. + * Makefile.in (GTFILES): Add bitmap.h. + * except.c (struct eh_region): Mark field 'aka' to be skipped. + + * config/alpha/alpha.c [TARGET_ABI_UNICOSMK] + (alpha_init_machine_status): Give proper type. + * Makefile.in (c-lang.o): Depend on gtype-c.h. + (optabs.o): Depend on gt-optabs.h. + (GTFILES): Add optabs.o. + (gt-optabs.h): Add rule. + * optabs.c: Include gt-optabs.h. + + * gengtype.c (set_gc_used_type): Correct some errors in last change. + (write_gc_structure_fields): If a field which should be NULL is + not, abort. + * c-pragma.c: Move struct align_stack and variable alignment_stack + out from the ifdef. + + * config/xtensa/t-xtensa: Add dependencies for gt-xtensa.h. + * config/xtensa/xtensa.c: Include gt-cris.h. + (struct machine_function): Use gengtype to mark. + * config/mmix/mmix.h (struct machine_function): Use gengtype + to mark. + * config/cris/t-cris: Add dependencies for gt-cris.h. + * config/cris/cris.c: Include gt-cris.h. + (struct machine_function): Use gengtype to mark. + * config/rs6000/rs6000.h (struct machine_function): Use gengtype + to mark. + * doc/tm.texi (Per-Function Data): Delete references to + mark_machine_status. + * config/ia64/ia64.c (ia64_override_options): Don't set + mark_machine_status. + * config/i386/i386.c (override_options): Likewise. + * config/d30v/d30v.c (d30v_init_expanders): Likewise. + * config/arm/arm.c (arm_init_expanders): Likewise. + * config/alpha/alpha.c (override_options): Likewise. + * gengtype.h (enum gc_used_enum): Add GC_MAYBE_POINTED_TO. + * gengtype.c (set_gc_used_type): Handle 'maybe_null' option. + (write_gc_structure_fields): Don't handle 'really' option. + Handle 'maybe_null' option. + (write_gc_types): Handle 'maybe_null' option. + * function.h (struct function): Don't use "really". + (mark_machine_status): Delete declaration. + (mark_lang_status): Delete declaration. + (gt_ggc_mr_machine_function): Delete prototype. + (gt_ggc_mr_language_function): Delete prototype. + * function.c (mark_machine_status): Delete. + (mark_lang_status): Delete. + (gt_ggc_mr_machine_function): Delete. + (gt_ggc_mr_language_function): Delete. + * c-tree.h (mark_c_function_context): Delete prototype. + * c-objc-common.c (c_objc_common_init): Don't set mark_lang_status. + * c-decl.c (struct language_function): Rename from struct + c_language_function. Update uses. Use gengtype to mark. + (mark_c_function_context): Delete. + * c-common.h (struct c_language_function): Rename from struct + language_function. + (mark_stmt_tree): Delete prototype. + (c_mark_lang_decl): Delete prototype. + (mark_c_language_function): Delete prototype. + * c-common.c (mark_stmt_tree): Delete. + (c_mark_lang_decl): Delete. + (mark_c_language_function): Delete. + + * gengtype.h (enum typekind): Add TYPE_LANG_STRUCT. + (lang_bitmap): New typedef. Use where appropriate. + (struct type): Add gc_used field, lang_struct field. + (UNION_P): New macro. + (new_structure): New prototype. + (find_structure): Remove 'pos' parameter. Change all callers. + * gengtype-lex.l: Update for changes to find_structure. + * gengtype-yacc.y (typedef_struct): Use new_structure. + (yacc_ids): Suppress warning. + (type): Use new_structure. + * gengtype.c (string_type): Update for changes to struct type. + (find_structure): Just find a structure, don't worry about + creating one. + (new_structure): New. + (note_yacc_type): Use new_structure. + (set_gc_used_type): New. + (set_gc_used): New. + (write_gc_structure_fields): Allow for pointers to TYPE_LANG_STRUCT. + (write_gc_types): Handle TYPE_LANG_STRUCT. + (write_gc_marker_routine_for_structure): New. + (main): Call set_gc_used. Add some calls to set_gc_used_type + for places where GCC doesn't use gengtype properly yet. + * ggc.h (gt_ggc_m_rtx_def): Don't prototype. + (gt_ggc_m_tree_node): Likewise. + + * varasm.c (copy_constant): Call expand_constant if we hit + something we can't recognise. + + * ggc-common.c (ggc_mark_rtvec_children): Delete. + (ggc_mark_rtx_children): Use generic name for ggc_mark_rtvec. + (lang_mark_false_label_stack): Delete. + * rtl.h (struct rtvec_def): Use gengtype to mark. + * ggc.h (ggc_mark_rtvec): Delete. + (gt_ggc_m_rtvec_def): Delete. + (ggc_mark_nonnull_tree): Delete. + (ggc_mark_rtvec_children): Delete prototype. + (lang_mark_false_label_stack): Delete declaration. + + * gengtype.h (note_yacc_type): Add prototype. + * gengtype.c (note_yacc_type): New function. + * gengtype-lex.l: Add lexer support for yacc files. + * gengtype-yacc.y (start): Extract union from yacc files. + (yacc_union): New rule. + (yacc_typematch): New rule. + (yacc_ids): New rule. + (enum_items): Tweak for efficiency. + (optionseq): Likewise. + + * c-common.h (struct language_function): Use gengtype. + (struct c_lang_decl): Likewise. + * c-tree.h (struct lang_decl): Likewise. + (struct lang_type): Likewise. + * c-decl.c (lang_mark_tree): Use generated marker routines to mark + tree language substructures. + + * stringpool.c (mark_ident): Replace ggc_mark_nonnull_tree with + ggc_mark_tree. + * dwarf2asm.c (mark_indirect_pool_entry): Likewise. + + * varasm.c (struct rtx_const): Remove 'skip' tags for scalar arrays. + + * stmt.c (struct nesting): Add discriminator. Use gengtype to + mark. Remove 'data.block.cleanup_ptr' field. + (struct stmt_status): Use usual technique to mark struct nesting. + (gt_ggc_mr_nesting_cond): Delete. + (gt_ggc_mr_nesting_loop): Delete. + (gt_ggc_mr_nesting_block): Delete. + (gt_ggc_mr_nesting_case_stmt): Delete. + (expand_start_cond): Set discriminator. + (expand_start_loop): Likewise. + (expand_start_null_loop): Likewise. + (expand_start_bindings_and_block): Set discriminator. Don't set + deleted fields. + (expand_decl_cleanup): Replace 'cleanup_ptr' with + &thisblock->data.block.cleanups. + (expand_start_case): Set discriminator. + (expand_start_case_dummy): Set discriminator. + + * ggc-callbacks.c: Remove. + + * gengtype.h (struct type): Add 'u.s.bitmap' field. + (find_structure): Add 'pos' parameter. + * gengtype-lex.l: Update callers to find_structure. + * gengtype-yacc.y: Likewise. + * gengtype.c (find_structure): Allow for structures to be defined + in multiple language backends. + (get_output_file_with_visibility): Include debug.h in gtype-desc.c. + (counter): Rename to gc_counter. + (write_gc_structure_fields): Fail when writing out fields for + an incomplete structure. Ignore arrays of scalars. Handle + 'tree_vec' special. + (write_gc_types): Reset counter for each procedure written. + + * stmt.c (add_case_node): Use GGC to allocate struct case_node. + (free_case_nodes): Delete. + (expand_end_case_type): Delete call to free_case_nodes. + + * Makefile.in (cselib.o): Include gt-<filename>.h. + (gcse.o): Likewise. + (profile.o): Likewise. + (alias.o): Likewise. + (GTFILES): Add alias.c, cselib.c, gcse.c, profile.c, and + alphabetize backend files. + (gt-alias.h, gt-cselib.h, gt-gcse.h, gt-profile.h): New rules. + * alias.c: Use gengtype for roots. + * c-common.h (struct stmt_tree_s): Use gengtype. + * c-decl.c: Use gengtype for roots. + * cselib.c: Use gengtype for roots. + * expr.c: Use gengtype for roots. + * fold-const.c: Use gengtype for roots. + * gcse.c: Use gengtype for roots. + * gengtype-lex.l: Handle typedefs of function types. + Allow for empty array bounds. + Allow processing to stop on initialisers. + * gengtype-yacc.y (externstatic): Stop processing on initialisers. + (semiequal): New rule. + * gengtype.c (create_file): Tidy output files. + (get_output_file_with_visibility): Fix paren warning. Fix bug + involving multiple input files mapping to one output file. + (write_gc_structure_fields): Skip arrays of scalars. + (write_gc_types): Tidy output files. + (write_gc_root): New function. + (write_gc_roots): Fix bugs, add support for roots that are + structures. + * ggc-common.c (ggc_mark_rtx_ptr): Delete. + (ggc_mark_tree_ptr): Delete. + (ggc_add_rtx_root): Delete. + (ggc_add_tree_root): Delete. + (ggc_del_root): Delete. + * integrate.c (get_func_hard_reg_initial_val): Use ggc_alloc to + allocate struct initial_value_struct. + * profile.c: Use gengtype for roots. + * sdbout.c: Use gengtype for roots. + * varasm.c (mark_weak_decls): Delete unused prototype. + (mark_const_hash_entry): Delete unused function. + * config/darwin-protos.h: Use gengtype for roots. + (machopic_add_gc_roots): Delete. + * config/arm/arm.c: Use gengtype for roots. + * config/arm/arm.h: Use gengtype for roots. + * config/c4x/c4x-protos.h: Use gengtype for roots. + * config/c4x/c4x.c (c4x_add_gc_roots): Delete. + * config/d30v/d30v-protos.h: Use gengtype for roots. + * config/d30v/d30v.c (d30v_add_gc_roots): Delete. + * config/dsp16xx/dsp16xx.c (override_options): Use gengtype for roots. + * config/dsp16xx/dsp16xx.h: Use gengtype for roots. + * config/ia64/ia64-protos.h: Use gengtype for roots. + * config/ia64/ia64.c (ia64_add_gc_roots): Delete. + * config/m68hc11/m68hc11-protos.h: Use gengtype for roots. + * config/m68hc11/m68hc11.c (z_reg): Make global. + (z_reg_qi): Make global. + (m68hc11_add_gc_roots): Delete. + * config/mcore/mcore-protos.h: Use gengtype for roots. + * config/mcore/mcore.c (mcore_add_gc_roots): Delete. + * config/mips/mips.c (mips_add_gc_roots): Delete. + * config/mips/mips.h: Use gengtype for roots. + * config/mmix/mmix.c (override_options): Use gengtype for roots. + * config/mmix/mmix.h: Use gengtype for roots. + * config/mn10200/mn10200.c (asm_file_start): Use gengtype for roots. + * config/mn10200/mn10200.h: Use gengtype for roots. + * config/pa/pa.c: Use gengtype for roots, marking. + (struct deferred_plabel): Use GGC, gengtype. + (pa_add_gc_roots): Delete. + (mark_deferred_plabels): Delete. + * config/pj/pj-protos.h: Use gengtype for roots. + * config/pj/pj.h (OVERRIDE_OPTIONS): Don't define. + * config/rs6000/rs6000.c: Use gengtype for roots. Don't call + machopic_add_gc_roots. + * config/rs6000/rs6000.h: Use gengtype for roots. + * config/rs6000/t-darwin (darwin.o): Add dependency on gt-darwin.h. + (gt-darwin.h): Add rule. + * config/sh/sh.c: Use gengtype for roots. + * config/sh/t-sh ($(out_object_file)): Add dependency on gt-sh.h. + (gt-sh.h): Add rule. + * config/sparc/sparc.c: Use gengtype for roots. + (sparc_add_gc_roots): Delete. + (struct ultrasparc_pipeline_state): Use GGC, gengtype. + (mark_ultrasparc_pipeline_state): Delete. + * config/sparc/sparc.h: Use gengtype for roots. + + * Makefile.in (c-parse.o): Update dependencies. + (c-common.o): Likewise. + (GTFILES): Add c-common.h, c-tree.h, c-common.c, c-parse.in. + Add dependencies for the files they generate. + * c-common.c: Replace ggc_add_* uses with GTY annotations. + * c-common.h: Likewise. + * c-decl.c: Likewise. + (gt_ggc_mp_binding_level): Delete. + * c-lang.c: Include gtype-c.h. + * c-parse.in: Replace ggc_add_* uses with GTY annotations. Include + gt-c-parse.h. + * c-pragma.h: Replace ggc_add_* uses with GTY annotations. + (gt_ggc_mp_align_stack): Delete. + * c-tree.h: Replace ggc_add_* uses with GTY annotations. + * function.c: Replace ggc_add_* uses with GTY annotations. + (gt_ggc_mp_function): Delete. + * function.h: Replace ggc_add_* uses with GTY annotations. + * gengtype.c (lang_names): New. + (NUM_BASE_FILES): New. + (open_base_files): Create language base files. + (startswith): New. + (get_file_basename): New. + (get_base_file_bitmap): New. + (get_output_file_with_visibility): Rename from get_output_file. + Add more mappings for various C/Objc filenames. + (finish_root_table): New. + (write_gc_roots): Handle dependencies and scoping properly. + * gengtype.h: Add prototypes for new functions. + * ggc-common.c (struct deletable_root): Delete. + (deletables): Delete. + (ggc_add_deletable_root): Delete. + (ggc_mark_roots): No need to deal with deleted functionality. + * ggc.h (ggc_add_deletable_root): Delete prototype. + * objc/Make-lang.in (objc-act.o): Add gtype-objc.h dependency. + (gtype-objc.h): Add rule to create. + * objc/config-lang.in (gtfiles): New. + * objc/objc-act.c: Allocate imp_list using GGC. Replace uses of + ggc_add_* with GTY markers. Include gtype-objc.h. + (ggc_mark_imp_list): Delete. + * objc/objc-act.h: Replace uses of ggc_add_* with GTY markers. + * objc/objc-lang.c: Random Whitespace Change. + + * except.h (exception_handler_labels): Delete. + (get_exception_handler_labels): New. + * except.c (exception_handler_labels): Delete. + (struct eh_status): Add exception_handler_labels field. + (doing_eh): Don't add exception_handler_labels as root. + (free_eh_status): Don't need to free exception_handler_labels. + (get_exception_handler_labels): New. + (find_exception_handler_labels): Update for move of + exception_handler_labels. + (remove_exception_handler_label): Likewise. + * cfgrtl.c (can_delete_label_p): Use get_exception_handler_labels. + * jump.c (rebuild_jump_labels): Likewise. + * loop.c (find_and_verify_loops): Likewise. + * sched-rgn.c (is_cfg_nonregular): Likewise. + + * gengtype.c (write_gc_structure_fields): Handle variable-length + TYPE_ARRAYs. + + * varasm.c (struct weak_syms): Use GGC, gengtype. + (mark_weak_decls): Delete. + (weak_decls): Likewise. + (add_weak): Likewise. + (remove_from_pending_weak_list): Likewise. + (init_varasm_once): Likewise. + + * Makefile.in (gtype-desc.o): Add libfuncs.h dependency. + (GTFILES): Add tree.h, libfuncs.h, emit-rtl.c, explow.c, + stor-layout.c, regclass.c, and lists.c. + Add dependencies of gt-emit-rtl.h gt-explow.h gt-stor-layout.h + gt-regclass.h and gt-lists.h on s-gtype. + * emit-rtl.c: Use gengtype for roots. Include gt-emit-rtl.h. + * except.c: Use gengtype for roots. + * explow.c: Use gengtype for roots. Include gt-explow.h. + * expr.h (init_stor_layout_once): Delete prototype. + * function.c: Use gengtype for roots. + * gengtype-lex.l: Add ENT_EXTERNSTATIC lexing. + * gengtype-yacc.y (start): Can also be an externstatic. + (externstatic): New production. + (struct_fields): Correct array bounds inversion for 2-d arrays. + * gengtype.c (variables): New variable. + (note_variable): New function. + (get_output_file): Include libfuncs.h into gtype-desc.c. + (get_output_file_name): New function. + (write_gc_structure_fields): Suppress warnings. + (write_gc_types): Make static. + (put_mangled_filename): New function. + (write_gc_roots): New function. + (main): Call write_gc_roots. + * gengtype.h (note_variable): Prototype. + (get_output_file_name): Prototype. + (write_gc_types): Delete prototype. + * ggc.h: Clean up unnecessary structure predefinitions. + (struct ggc_root_tab): Define. + (gt_ggc_m_rtx_def): Make function, not macro. + (gt_ggc_m_tree_node): Likewise. + * libfuncs.h: Use gengtype for roots. + * lists.c: Use gengtype for roots. Include gt-lists.h. + (init_EXPR_INSN_LIST_cache): Delete. + * optabs.c: Use gengtype for roots. + (gt_ggc_mp_optab): Delete. + * optabs.h: Use gengtype for roots. + * regclass.c: Use gengtype for roots. Include gt-regclass.h. + * rtl.h: Use gengtype for roots. + (init_EXPR_INSN_LIST_cache): Delete prototype. + * stor-layout.c: Use gengtype for roots. + Include gt-stor-layout.h. + (init_stor_layout_once): Delete. + * toplev.c: Use gengtype for roots. Delete calls to deleted + routines. + * tree.c: Use gengtype for roots. + * tree.h: Use gengtype for roots. + * varasm.c: Use gengtype for roots. + + * Makefile.in (GTFILES): Add @all_gtfiles@. + * configure: Regenerate. + * configure.in: Construct all_gtfiles from the gtfiles definitions + in config-lang.in. + * gengtype-yacc.y (type): Warn about duplicate structure names. + * gengtype.c (get_output_file): Handle .c files in language + subdirectories. + + * Makefile.in (GTFILES): Run gengtype on all the config files + and on the target .c file. + * except.c (mark_eh_region): Delete. + (init_eh_for_function): Use GGC on struct eh_status. + (mark_eh_status): Delete. + (free_eh_status): Use GGC. + (expand_eh_region_start): Use GGC to + (collect_eh_region_array): Allocate last_region_number using GGC. + (duplicate_eh_region_1): Use GGC to allocate struct eh_region. + (remove_eh_handler): Let GGC free struct eh_region. + (add_call_site): Use GGC to reallocate call_site_record array. + * function.c (init_machine_status): Update calling sequence. + (mark_machine_status): Likewise. + (mark_lang_status): Likewise. + (prepare_function_start): Update init_machine_status call. + (mark_function_status): Delete. + (maybe_mark_struct_function): Delete. + (ggc_mark_struct_function): Delete. + (gt_ggc_mp_function): New. + (gt_ggc_mr_machine_function): New. + (gt_ggc_mr_language_function): New. + (init_function_once): Use canonical names. + * function.h (struct function): Use gengtype. + (init_machine_status): Return the structure. + (mark_machine_status): Take a 'void *'. + (mark_lang_status): Likewise. + * ggc-common.c (ggc_mark_trees): Use canonical name for + ggc_mark_struct_function. + * tree.h (ggc_mark_struct_function): Delete prototype. + * config/alpha/alpha.c (alpha_mark_machine_status): Delete. + (alpha_init_machine_status): Likewise. + (override_options): Use canonical name for alpha_mark_machine_status. + * config/alpha/unicosmk.h (struct machine_function): Use gengtype. + * config/arm/arm.h (struct machine_function): Use gengtype. + * config/arm/arm.c (arm_mark_machine_status): Delete. + (arm_init_machine_status): Update calling sequence. + (arm_init_expanders): Use canonical name for arm_mark_machine_status. + * config/cris/cris.c (cris_init_machine_status): Update + calling sequence. + * config/d30v/d30v.h (struct machine_function): Use gengtype. + * config/d30v/d30v.c (d30v_init_machine_status): Update + calling sequence. + (d30v_mark_machine_status): Delete. + * config/i386/i386.c: Include gt-i386.h. + (struct machine_function): Use gengtype. + (ix86_init_machine_status): Update calling sequence. + (ix86_mark_machine_status): Delete. + (override_options): Use canonical namke for ix86_mark_machine_status. + * config/ia64/ia64.h (struct machine_function): Use gengtype. + * config/ia64/ia64.c (ia64_init_machine_status): Update calling + sequence. + (ia64_mark_machine_status): Delete. + (ia64_override_options): Use canonical name for + ia64_mark_machine_status. + * config/mmix/mmix.c (mmix_init_machine_status): Update calling + sequence. + * config/rs6000/rs6000.c (rs6000_init_machine_status): Likewise. + * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise. + * gengtype.c (get_output_file): Fix warning. + (main): Add prototype to suppress warning. + * tree.c: Remove tree_hash_mark prototype. + + * tree.h (init_stmt): Delete prototype. + * toplev.c (lang_independent_init): Don't call init_stmt. + * stmt.c (ALLOC_NESTING): Use GGC for 'struct nesting'. + (stmt_obstack): Delete. + (POPSTACK): No need to free 'struct nesting'. + (gt_ggc_mr_nesting_cond): Use canonical names. + (gt_ggc_mr_nesting_loop): Use canonical names. + (gt_ggc_mr_nesting_block): Use canonical names. + (gt_ggc_mr_nesting_case_stmt): Use canonical names. + (mark_stmt_status): Delete. + (init_stmt): Delete. + (clear_last_expr): Clear both last_expr_type and last_expr_value. + Use it everywhere that last_expr_type was cleared. + * lists.c (init_EXPR_INSN_LIST_cache): Use ggc_add_deletable_root. + (zap_lists): Delete. + * ggc.h (ggc_add_deletable_root): Prototype. + (mark_stmt_status): Remove prototype. + * ggc-common.c (ggc_add_deletable_root): New. + (ggc_mark_roots): Handle deletable roots. + * function.c (ggc_mark_struct_function): Use canonical name + for mark_stmt_status. + * emit-rtl.c (free_sequence_stack): New. + (start_sequence): Use a freelist for sequences. + (end_sequence): Likewise. + (init_emit_once): Add free_sequence_stack as a deleteable root. + * c-pragma.c Include gt-c-pragma.h. + (struct align_stack): Use gengtype. + (push_alignment): Use GGC for struct align_stack. + (mark_align_stack): Delete. + (gt_ggc_mp_align_stack): New. + (init_pragma): Use canonical name for mark_align_stack. + * c-decl.c: Include gt-c-decl.h. + (struct binding_level): Use gengtype. + (make_binding_level): Use GGC; handle the freelist here. + (pop_binding_level): New. + (pushlevel): Move code into make_binding_level. + (push_label_level): Likewise. + (poplevel): Move code into pop_binding_level. + (pop_label_level): Likewise. + (mark_binding_level): Delete. + (gt_ggc_mp_binding_level): New. + (c_init_decl_processing): Use canonical name for mark_binding_level. + Add free_binding_level as deletable root. + (mark_c_function_context): Use canonical name for mark_binding_level. + * Makefile.in (c-decl.o): Add gt-c-decl.h. + (c-pragma.o): Add gt-c-pragma.h. + (GTFILES): Add c-decl.c and c-pragma.c. + (gt-c-decl.h, gt-c-pragma.h): Create using gengtype. + + * tree.c (struct type_hash): Use gengtype. + (init_obstacks): Use canonical name for type_hash_mark. + (type_hash_mark): Delete. + Include gt-tree.h. + * rtl.h (struct mem_attrs): Use gengtype. + * optabs.h (struct optab): Use gengtype. + * optabs.c (expand_binop): Squish signed/unsigned warning. + (mark_optab): Make local, use canonical name, use autogenerated + marker procedure. + (init_optabs): Use canonical name for mark_optab. + (new_optab): Use GGC to allocate optabs. + * ggc.h: Delete mark_optab prototype. + * ggc-common.c (ggc_mark_rtx_children): Use canonical name for + mem_attrs marker procedure. + * gengtype.c (get_output_file): Include headers in gtype-desc.c + explicitly rather than deducing them from file names. + (write_gc_structure_fields): Handle arrays of structures. + (main): Return non-zero exit code if errors occur during output. + * emit-rtl.c (mem_attrs_mark): Delete. + (init_emit_once): Use canonical name for mem_attrs marker procedure. + * Makefile.in (gtype-desc.o): Explicitly name dependencies. + (tree.o): Depend on gt-tree.h. + (GTFILES): Add rtl.h, optabs.h, tree.c. + (gt-tree.h): Add it to s-gtype rule. + + * .cvsignore: Ignore gengtype flex/bison generated files. + * Makefile.in (GGC_H): Add gtype-desc.h. + (OBJS): Add gtype-desc.o. + (GEN): Add gengtype. + (STAGESTUFF): Add gengtype. + (varasm.o): Add gt-varasm.h. + (stmt.o): Add gt-stmt.h. + (except.o): Add gt-except.h. + (integrate.o): Add gt-integrate.h. + (GTFILES): New. + Add new rules for new files. + * configure: Regenerate. + * configure.in: Correct defaults.h paths. + * emit-rtl.c (mark_sequence_stack): Delete. + (mark_emit_status): Delete. + (start_sequence): Allocate sequence structures using GGC. + (end_sequence): Allocate sequence structures using GGC. + * except.c: Use gengtype for various structures. Include + gt-except.h. + * expr.c (mark_expr_status): Delete. + * function.c: Use gengtype for various structures. Include + gt-function.h. + (mark_function_status): Use standard gt_ggc names for marker functions. + (ggc_mark_struct_function): Likewise. + * function.h: Use gengtype for various structures. + * gengtype-lex.l: New file. + * gengtype-yacc.y: New file. + * gengtype.c: New file. + * gengtype.h: New file. + * ggc.h: Include gtype-desc.h. Alias some marker procedures to + the standard names. Remove some now-unnecessary prototypes. + * integrate.c: Use gengtype for various structures. Include + gt-integrate.h. + (mark_hard_reg_initial_vals): Delete. + * integrate.h (mark_hard_reg_initial_vals): Delete. + * stmt.c: Use gengtype for various structures. Include + gt-stmt.h. + (mark_case_node): Delete. + (mark_goto_fixup): Delete. + (mark_stmt_status): Use standard gt_ggc names for marker functions. + * system.h: Define GTY to empty. In flex/bison files, + don't poison malloc or realloc, instead just define them to + xmalloc and xrealloc. + * varasm.c: Use gengtype for various structures. Include + gt-varasm.h. Use standard gt_ggc names for marker functions. + (mark_pool_constant): Delete. + (mark_varasm_status): Delete. + (decode_rtx_const): #if 0 out non-typesafe hack. + + * function.h (free_lang_status): Mark as obsolete. + * function.c (free_lang_status): Mark as obsolete. + * c-decl.c (push_c_function_context): Use GC to allocate and free + struct language_function. + (pop_c_function_context): Likewise. + * c-common.c (mark_c_language_function): Mark struct + language_function. + + * doc/tm.texi (Per-Function Data): Don't document free_machine_status. + Document that the machine_function structures must be allocated + using GC. Update mark_machine_status documentation. + * function.h: Don't declare free_machine_status. + * function.c (free_machine_status): Don't define. + (free_after_compilation): Don't call free_machine_status. + (ggc_mark_struct_function): Mark f->machine. Call + mark_machine_status only on non-NULL pointers. + * system.h: Poison free_machine_status. + * config/xtensa/xtensa.c (xtensa_init_machine_status): Use GC on + struct machine_function. + (xtensa_free_machine_status): Delete. + (override_options): Don't set free_machine_status. + * config/rs6000/rs6000.c (rs6000_override_options): Don't set + free_machine_status. + (rs6000_init_machine_status): Use GC on struct machine_function. + (rs6000_free_machine_status): Delete. + * config/ia64/ia64.c (ia64_init_machine_status): Use GC on struct + machine_function. + (ia64_mark_machine_status): Likewise. + (ia64_free_machine_status): Delete. + (ia64_override_options): Don't set free_machine_status. + * config/i386/i386.c (override_options): Don't set + free_machine_status. + (ix86_init_machine_status): Use GC on struct machine_function. + (ix86_mark_machine_status): Likewise. + (ix86_free_machine_status): Delete. + * config/d30v/d30v.c: (d30v_init_machine_status): Use GC on struct + machine_function. + (d30v_mark_machine_status): Likewise. + (d30v_free_machine_status): Delete. + (d30v_init_expanders): Don't set free_machine_status. + * config/arm/arm.c (arm_mark_machine_status): Use GC on struct + machine_function. + (arm_init_machine_status): Likewise. + (arm_free_machine_status): Delete. + (arm_init_expanders): Don't set free_machine_status. + * config/alpha/alpha.c (override_options): Don't set + free_machine_status. + (alpha_init_machine_status): Use GC on struct machine_function. + (alpha_mark_machine_status): Likewise. + (alpha_free_machine_status): Delete. + + * varasm.c (compare_constant): Fix typo. + + * varasm.c: Don't include obstack.h. + (struct varasm_status): x_const_rtx_hash_table is a hash of rtxes. + (struct rtx_const): Give substructures names, improve formatting. + (struct constant_descriptor): Delete. + (struct constant_descriptor_tree): New, based on constant_descriptor. + (const_hash_table): Is a hash table of trees. + (mark_const_hash_entry): Is used for hashes of trees. Mark + constant_descriptor_tree structure. + (mark_const_str_htab_1): Mark deferred_string structure. + (compare_constant): Rewrite to compare trees. + (compare_constant_1): Delete. + (record_constant): Delete. + (record_constant_1): Delete. + (output_constant_def): Use struct constant_descriptor_tree. + Don't duplicate trees twice. + (struct constant_descriptor_rtx): New. + (struct pool_constant): Used for rtx constants. + (init_varasm_status): Update for change to struct varasm_status. + (mark_varasm_status): Likewise. + (free_varasm_status): Delete. + (compare_constant_rtx): Rewrite to handle constant_descriptor_rtx. + (record_constant_rtx): Likewise. + (mem_for_const_double): Update to use struct constant_descriptor_rtx. + (force_const_mem): Likewise. + * Makefile.in (varasm.o): Doesn't depend on obstack.h. + * function.c (free_after_compilation): Don't use free_varasm_status. + * function.h: Don't prototype free_varasm_status. + + * ggc-common.c (ggc_realloc): Handle X being NULL. + + * ggc-common.c (ggc_realloc): New function. + * ggc.h: Prototype it. + * emit-rtl.c (free_emit_status): Delete. + (init_emit): Allocate emit subarrays using GC. + (gen_reg_rtx): Reallocate subarrays using GC. + (init_emit): Use GC to allocate 'struct emit_status' and its + subarrays. + (mark_emit_status): Mark structure and its subarrays. + * stmt.c (free_stmt_status): Delete. + * expr.c (free_expr_status): Delete. + * function.h: Remove prototypes for deleted functions. + * function.c (free_after_compilation): Don't use deleted functions. + Don't call free() on x_parm_reg_stack_loc. + (free_after_parsing): Don't use free_stmt_status. + (assign_parms): Use GC to allocate and resize x_parm_reg_stack_loc. + (mark_function_status): Mark x_parm_reg_stack_loc. + + * varasm.c (init_varasm_status): Use GC to allocate + 'struct varasm_status' and its fields x_const_rtx_hash_table + and x_const_rtx_sym_hash_table. + (mark_varasm_status): Mark them. + (free_varasm_status): Use GC to free them. + * expr.c (init_expr): Use GC to allocate 'struct expr_status'. + (mark_expr_status): Mark the structure itself. + (free_expr_status): Use GC to free the structure. + * stmt.c (free_stmt_status): Use GC to free 'struct stmt_status'. + (mark_stmt_status): Mark the 'struct stmt_status' itself. + (init_stmt_for_function): Allocate the structure for GC. + + * dwarf2out.c (lookup_type_die): Use TYPE_SYMTAB_DIE. + (equate_type_number_to_die): Likewise. + * tree.h (TYPE_SYMTAB_DIE): New macro. + (struct die_struct): Predeclare. + (struct tree_type): Add field symtab.die. Add a tag + to the union type of field symtab. + + * varray.h (VARRAY_RTVEC_INIT): A varray of rtvec contains + 'struct rtvec_def *', not 'struct rtvec_def'. + + * function.h (original_arg_vector): Make a real rtvec. + * function.c (ggc_mark_struct_function): Adjust. + * integrate.c (expand_inline_function): Adjust. + 2002-06-04 Jason Thorpe <thorpej@wasabisystems.com> * config.gcc (sh5-*-netbsd*, sh5l*-*-netbsd*) |