e72fcfe8e4
* Makefile.in (CRTSTUFF_CFLAGS): Add -fno-unit-at-a-time (OBJS): Add callgraph.o (callgraph.o): New. * c-decl.c (expand_body_1): Break out from ... (expand_body): This one; change calling convention (finish_function): Move some of expand_body logic here. (c_expand_deferred_function): Update call of expand_body (c_expand_stmt): Use c_expand_body_1. * c-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Define. * c-objc-commin.c (c_objc_common_finish_file): Use callgraph code. * c-tree.h (c_expand_body): Declare. * callgraph.c: New file. * flags.h (flag_unit_at_a_time): Declare. * langhooks.h (LANG_HOOKS_CALLGRAPH_LOWER_FUNCTION, LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_CALLGRAPH_INITIALIZER): New macros. * langhooks.h (struct lang_hooks_for_callgraph): New. (struct lang_hooks): Add callgraph field. * toplev.c (flag_unit_at_a_time): New. (lang_independent_options): Add flag_unit_at_a_time. (process_options): Disable unit-at-a-time mode for frontends not supporting callgraph. * tree-inline.c (typedef struct inline_data): Add "decl" (expand_call_inline): Update callgraph. (optimize_inline_calls): Set id.decl. * tree.h (cgraph_finalize_function, cgraph_finalize_compilation_unit, cgraph_create_edges, dump_cgraph, cgraph_optimize, cgraph_remove_call cgraph_calls_p): Declare. * invoke.texi (-funit-at-a-time): Document From-SVN: r62789
226 lines
6.3 KiB
C
226 lines
6.3 KiB
C
/* Language-specific hook definitions for C front end.
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Copyright (C) 1991, 1995, 1997, 1998,
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1999, 2000, 2001 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 2, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING. If not, write to the Free
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Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA. */
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#include "config.h"
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#include "system.h"
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#include "coretypes.h"
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#include "tm.h"
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#include "tree.h"
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#include "c-tree.h"
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#include "c-common.h"
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#include "ggc.h"
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#include "langhooks.h"
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#include "langhooks-def.h"
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static void c_init_options PARAMS ((void));
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/* ### When changing hooks, consider if ObjC needs changing too!! ### */
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#undef LANG_HOOKS_NAME
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#define LANG_HOOKS_NAME "GNU C"
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#undef LANG_HOOKS_INIT
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#define LANG_HOOKS_INIT c_objc_common_init
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#undef LANG_HOOKS_FINISH
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#define LANG_HOOKS_FINISH c_common_finish
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#undef LANG_HOOKS_INIT_OPTIONS
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#define LANG_HOOKS_INIT_OPTIONS c_init_options
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#undef LANG_HOOKS_DECODE_OPTION
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#define LANG_HOOKS_DECODE_OPTION c_common_decode_option
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#undef LANG_HOOKS_POST_OPTIONS
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#define LANG_HOOKS_POST_OPTIONS c_common_post_options
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#undef LANG_HOOKS_GET_ALIAS_SET
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#define LANG_HOOKS_GET_ALIAS_SET c_common_get_alias_set
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#undef LANG_HOOKS_SAFE_FROM_P
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#define LANG_HOOKS_SAFE_FROM_P c_safe_from_p
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#undef LANG_HOOKS_EXPAND_EXPR
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#define LANG_HOOKS_EXPAND_EXPR c_expand_expr
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#undef LANG_HOOKS_MARK_ADDRESSABLE
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#define LANG_HOOKS_MARK_ADDRESSABLE c_mark_addressable
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#undef LANG_HOOKS_PARSE_FILE
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#define LANG_HOOKS_PARSE_FILE c_common_parse_file
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#undef LANG_HOOKS_TRUTHVALUE_CONVERSION
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#define LANG_HOOKS_TRUTHVALUE_CONVERSION c_common_truthvalue_conversion
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#undef LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES
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#define LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES c_insert_default_attributes
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#undef LANG_HOOKS_FINISH_INCOMPLETE_DECL
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#define LANG_HOOKS_FINISH_INCOMPLETE_DECL c_finish_incomplete_decl
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#undef LANG_HOOKS_UNSAFE_FOR_REEVAL
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#define LANG_HOOKS_UNSAFE_FOR_REEVAL c_common_unsafe_for_reeval
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#undef LANG_HOOKS_STATICP
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#define LANG_HOOKS_STATICP c_staticp
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#undef LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL
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#define LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL c_warn_unused_global_decl
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#undef LANG_HOOKS_PRINT_IDENTIFIER
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#define LANG_HOOKS_PRINT_IDENTIFIER c_print_identifier
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#undef LANG_HOOKS_FUNCTION_ENTER_NESTED
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#define LANG_HOOKS_FUNCTION_ENTER_NESTED c_push_function_context
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#undef LANG_HOOKS_FUNCTION_LEAVE_NESTED
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#define LANG_HOOKS_FUNCTION_LEAVE_NESTED c_pop_function_context
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#undef LANG_HOOKS_DUP_LANG_SPECIFIC_DECL
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#define LANG_HOOKS_DUP_LANG_SPECIFIC_DECL c_dup_lang_specific_decl
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/* Attribute hooks. */
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#undef LANG_HOOKS_COMMON_ATTRIBUTE_TABLE
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#define LANG_HOOKS_COMMON_ATTRIBUTE_TABLE c_common_attribute_table
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#undef LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE
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#define LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE c_common_format_attribute_table
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#undef LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN
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#define LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN \
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c_cannot_inline_tree_fn
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#undef LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS
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#define LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS \
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c_disregard_inline_limits
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#undef LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P
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#define LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P \
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anon_aggr_type_p
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#undef LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING
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#define LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING \
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c_convert_parm_for_inlining
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#undef LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN
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#define LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN c_dump_tree
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#undef LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION
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#define LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION c_expand_body
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#undef LANG_HOOKS_TYPE_FOR_MODE
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#define LANG_HOOKS_TYPE_FOR_MODE c_common_type_for_mode
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#undef LANG_HOOKS_TYPE_FOR_SIZE
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#define LANG_HOOKS_TYPE_FOR_SIZE c_common_type_for_size
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#undef LANG_HOOKS_SIGNED_TYPE
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#define LANG_HOOKS_SIGNED_TYPE c_common_signed_type
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#undef LANG_HOOKS_UNSIGNED_TYPE
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#define LANG_HOOKS_UNSIGNED_TYPE c_common_unsigned_type
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#undef LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE
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#define LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE c_common_signed_or_unsigned_type
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#undef LANG_HOOKS_INCOMPLETE_TYPE_ERROR
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#define LANG_HOOKS_INCOMPLETE_TYPE_ERROR c_incomplete_type_error
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#undef LANG_HOOKS_TYPE_PROMOTES_TO
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#define LANG_HOOKS_TYPE_PROMOTES_TO c_type_promotes_to
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/* ### When changing hooks, consider if ObjC needs changing too!! ### */
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/* Each front end provides its own. */
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const struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
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/* Tree code classes. */
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#define DEFTREECODE(SYM, NAME, TYPE, LENGTH) TYPE,
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const char tree_code_type[] = {
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#include "tree.def"
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'x',
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#include "c-common.def"
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};
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#undef DEFTREECODE
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/* Table indexed by tree code giving number of expression
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operands beyond the fixed part of the node structure.
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Not used for types or decls. */
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#define DEFTREECODE(SYM, NAME, TYPE, LENGTH) LENGTH,
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const unsigned char tree_code_length[] = {
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#include "tree.def"
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0,
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#include "c-common.def"
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};
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#undef DEFTREECODE
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/* Names of tree components.
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Used for printing out the tree and error messages. */
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#define DEFTREECODE(SYM, NAME, TYPE, LEN) NAME,
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const char *const tree_code_name[] = {
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#include "tree.def"
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"@@dummy",
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#include "c-common.def"
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};
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#undef DEFTREECODE
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static void
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c_init_options ()
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{
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c_common_init_options (clk_c);
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}
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/* Used by c-lex.c, but only for objc. */
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tree
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lookup_interface (arg)
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tree arg ATTRIBUTE_UNUSED;
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{
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return 0;
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}
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tree
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is_class_name (arg)
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tree arg ATTRIBUTE_UNUSED;
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{
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return 0;
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}
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tree
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objc_is_id (arg)
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tree arg ATTRIBUTE_UNUSED;
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{
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return 0;
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}
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void
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objc_check_decl (decl)
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tree decl ATTRIBUTE_UNUSED;
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{
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}
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int
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objc_comptypes (lhs, rhs, reflexive)
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tree lhs ATTRIBUTE_UNUSED;
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tree rhs ATTRIBUTE_UNUSED;
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int reflexive ATTRIBUTE_UNUSED;
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{
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return -1;
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}
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tree
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objc_message_selector ()
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{
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return 0;
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}
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/* Used by c-typeck.c (build_external_ref), but only for objc. */
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tree
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lookup_objc_ivar (id)
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tree id ATTRIBUTE_UNUSED;
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{
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return 0;
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}
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void
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finish_file ()
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{
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c_objc_common_finish_file ();
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}
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#include "gtype-c.h"
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