1/* Default macros to initialize the lang_hooks data structure.
2   Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
3   Free Software Foundation, Inc.
4   Contributed by Alexandre Oliva  <aoliva@redhat.com>
5
6This file is part of GCC.
7
8GCC is free software; you can redistribute it and/or modify
9it under the terms of the GNU General Public License as published by
10the Free Software Foundation; either version 3, or (at your option)
11any later version.
12
13GCC is distributed in the hope that it will be useful,
14but WITHOUT ANY WARRANTY; without even the implied warranty of
15MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16GNU General Public License for more details.
17
18You should have received a copy of the GNU General Public License
19along with GCC; see the file COPYING3.  If not see
20<http://www.gnu.org/licenses/>.  */
21
22#ifndef GCC_LANG_HOOKS_DEF_H
23#define GCC_LANG_HOOKS_DEF_H
24
25#include "hooks.h"
26
27struct diagnostic_context;
28struct diagnostic_info;
29
30/* Note to creators of new hooks:
31
32   The macros in this file should NOT be surrounded by a
33   #ifdef...#endif pair, since this file declares the defaults.  Each
34   front end overrides any hooks it wishes to, in the file containing
35   its struct lang_hooks, AFTER including this file.  */
36
37/* See langhooks.h for the definition and documentation of each hook.  */
38
39extern void lhd_do_nothing (void);
40extern void lhd_do_nothing_t (tree);
41extern void lhd_do_nothing_i (int);
42extern void lhd_do_nothing_f (struct function *);
43extern tree lhd_pass_through_t (tree);
44extern bool lhd_post_options (const char **);
45extern alias_set_type lhd_get_alias_set (tree);
46extern tree lhd_return_null_tree_v (void);
47extern tree lhd_return_null_tree (tree);
48extern tree lhd_return_null_const_tree (const_tree);
49extern tree lhd_do_nothing_iii_return_null_tree (int, int, int);
50extern void lhd_print_tree_nothing (FILE *, tree, int);
51extern const char *lhd_decl_printable_name (tree, int);
52extern const char *lhd_dwarf_name (tree, int);
53extern int lhd_types_compatible_p (tree, tree);
54extern void lhd_print_error_function (struct diagnostic_context *,
55				      const char *, struct diagnostic_info *);
56extern void lhd_set_decl_assembler_name (tree);
57extern bool lhd_warn_unused_global_decl (const_tree);
58extern void lhd_incomplete_type_error (const_tree, const_tree);
59extern tree lhd_type_promotes_to (tree);
60extern void lhd_register_builtin_type (tree, const char *);
61extern bool lhd_decl_ok_for_sibcall (const_tree);
62extern size_t lhd_tree_size (enum tree_code);
63extern HOST_WIDE_INT lhd_to_target_charset (HOST_WIDE_INT);
64extern tree lhd_expr_to_decl (tree, bool *, bool *);
65extern tree lhd_builtin_function (tree);
66
67/* Declarations of default tree inlining hooks.  */
68extern void lhd_initialize_diagnostics (struct diagnostic_context *);
69extern tree lhd_callgraph_analyze_expr (tree *, int *);
70
71
72/* Declarations for tree gimplification hooks.  */
73extern int lhd_gimplify_expr (tree *, gimple_seq *, gimple_seq *);
74extern enum omp_clause_default_kind lhd_omp_predetermined_sharing (tree);
75extern tree lhd_omp_assignment (tree, tree, tree);
76struct gimplify_omp_ctx;
77extern void lhd_omp_firstprivatize_type_sizes (struct gimplify_omp_ctx *,
78					       tree);
79
80#define LANG_HOOKS_NAME			"GNU unknown"
81#define LANG_HOOKS_IDENTIFIER_SIZE	sizeof (struct lang_identifier)
82#define LANG_HOOKS_INIT			hook_bool_void_false
83#define LANG_HOOKS_FINISH		lhd_do_nothing
84#define LANG_HOOKS_PARSE_FILE		lhd_do_nothing_i
85#define LANG_HOOKS_INIT_OPTIONS		hook_uint_uint_constcharptrptr_0
86#define LANG_HOOKS_INITIALIZE_DIAGNOSTICS lhd_initialize_diagnostics
87#define LANG_HOOKS_HANDLE_OPTION	hook_int_size_t_constcharptr_int_0
88#define LANG_HOOKS_MISSING_ARGUMENT	hook_bool_constcharptr_size_t_false
89#define LANG_HOOKS_POST_OPTIONS		lhd_post_options
90#define LANG_HOOKS_MISSING_NORETURN_OK_P hook_bool_tree_true
91#define LANG_HOOKS_GET_ALIAS_SET	lhd_get_alias_set
92#define LANG_HOOKS_FINISH_INCOMPLETE_DECL lhd_do_nothing_t
93#define LANG_HOOKS_DUP_LANG_SPECIFIC_DECL lhd_do_nothing_t
94#define LANG_HOOKS_SET_DECL_ASSEMBLER_NAME lhd_set_decl_assembler_name
95#define LANG_HOOKS_PRINT_STATISTICS	lhd_do_nothing
96#define LANG_HOOKS_PRINT_XNODE		lhd_print_tree_nothing
97#define LANG_HOOKS_PRINT_DECL		lhd_print_tree_nothing
98#define LANG_HOOKS_PRINT_TYPE		lhd_print_tree_nothing
99#define LANG_HOOKS_PRINT_IDENTIFIER	lhd_print_tree_nothing
100#define LANG_HOOKS_PRINT_ERROR_FUNCTION lhd_print_error_function
101#define LANG_HOOKS_DECL_PRINTABLE_NAME	lhd_decl_printable_name
102#define LANG_HOOKS_DWARF_NAME		lhd_dwarf_name
103#define LANG_HOOKS_FREE_LANG_DATA	lhd_do_nothing_t
104#define LANG_HOOKS_TREE_SIZE		lhd_tree_size
105#define LANG_HOOKS_TYPES_COMPATIBLE_P	lhd_types_compatible_p
106#define LANG_HOOKS_BUILTIN_FUNCTION	lhd_builtin_function
107#define LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE	LANG_HOOKS_BUILTIN_FUNCTION
108#define LANG_HOOKS_EXPR_TO_DECL		lhd_expr_to_decl
109#define LANG_HOOKS_TO_TARGET_CHARSET	lhd_to_target_charset
110#define LANG_HOOKS_INIT_TS		lhd_do_nothing
111#define LANG_HOOKS_EH_PERSONALITY	lhd_gcc_personality
112#define LANG_HOOKS_EH_RUNTIME_TYPE	lhd_pass_through_t
113#define LANG_HOOKS_EH_USE_CXA_END_CLEANUP	false
114
115/* Attribute hooks.  */
116#define LANG_HOOKS_ATTRIBUTE_TABLE		NULL
117#define LANG_HOOKS_COMMON_ATTRIBUTE_TABLE	NULL
118#define LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE	NULL
119
120/* Tree inlining hooks.  */
121#define LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P \
122  hook_bool_tree_tree_false
123
124#define LANG_HOOKS_TREE_INLINING_INITIALIZER { \
125  LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P, \
126}
127
128#define LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR lhd_callgraph_analyze_expr
129
130#define LANG_HOOKS_CALLGRAPH_INITIALIZER { \
131  LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR \
132}
133
134/* Hooks for tree gimplification.  */
135#define LANG_HOOKS_GIMPLIFY_EXPR lhd_gimplify_expr
136#define LANG_HOOKS_FOLD_OBJ_TYPE_REF NULL
137
138/* Tree dump hooks.  */
139extern bool lhd_tree_dump_dump_tree (void *, tree);
140extern int lhd_tree_dump_type_quals (const_tree);
141extern tree lhd_make_node (enum tree_code);
142
143#define LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN lhd_tree_dump_dump_tree
144#define LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN lhd_tree_dump_type_quals
145
146#define LANG_HOOKS_TREE_DUMP_INITIALIZER { \
147  LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN, \
148  LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN \
149}
150
151/* Types hooks.  There are no reasonable defaults for most of them,
152   so we create a compile-time error instead.  */
153#define LANG_HOOKS_MAKE_TYPE lhd_make_node
154#define LANG_HOOKS_CLASSIFY_RECORD	NULL
155#define LANG_HOOKS_INCOMPLETE_TYPE_ERROR lhd_incomplete_type_error
156#define LANG_HOOKS_GENERIC_TYPE_P	hook_bool_const_tree_false
157#define LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS hook_tree_const_tree_null
158#define LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS hook_tree_const_tree_null
159#define LANG_HOOKS_FUNCTION_PARAMETER_PACK_P hook_bool_const_tree_false
160#define LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS hook_tree_const_tree_null
161#define LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P hook_bool_const_tree_false
162#define LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P \
163					hook_bool_tree_tree_false
164#define LANG_HOOKS_GET_GENERIC_FUNCTION_DECL hook_tree_const_tree_null
165#define LANG_HOOKS_TYPE_PROMOTES_TO lhd_type_promotes_to
166#define LANG_HOOKS_REGISTER_BUILTIN_TYPE lhd_register_builtin_type
167#define LANG_HOOKS_TYPE_MAX_SIZE	lhd_return_null_const_tree
168#define LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES \
169  lhd_omp_firstprivatize_type_sizes
170#define LANG_HOOKS_TYPE_HASH_EQ		NULL
171#define LANG_HOOKS_GET_ARRAY_DESCR_INFO	NULL
172#define LANG_HOOKS_GET_SUBRANGE_BOUNDS	NULL
173#define LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE reconstruct_complex_type
174#define LANG_HOOKS_HASH_TYPES		true
175
176#define LANG_HOOKS_FOR_TYPES_INITIALIZER { \
177  LANG_HOOKS_MAKE_TYPE, \
178  LANG_HOOKS_CLASSIFY_RECORD, \
179  LANG_HOOKS_TYPE_FOR_MODE, \
180  LANG_HOOKS_TYPE_FOR_SIZE, \
181  LANG_HOOKS_GENERIC_TYPE_P, \
182  LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS, \
183  LANG_HOOKS_TYPE_PROMOTES_TO, \
184  LANG_HOOKS_REGISTER_BUILTIN_TYPE, \
185  LANG_HOOKS_INCOMPLETE_TYPE_ERROR, \
186  LANG_HOOKS_TYPE_MAX_SIZE, \
187  LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES, \
188  LANG_HOOKS_TYPE_HASH_EQ, \
189  LANG_HOOKS_GET_ARRAY_DESCR_INFO, \
190  LANG_HOOKS_GET_SUBRANGE_BOUNDS, \
191  LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE, \
192  LANG_HOOKS_HASH_TYPES \
193}
194
195/* Declaration hooks.  */
196#define LANG_HOOKS_GLOBAL_BINDINGS_P global_bindings_p
197#define LANG_HOOKS_PUSHDECL	pushdecl
198#define LANG_HOOKS_GETDECLS	getdecls
199#define LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P hook_bool_tree_false
200#define LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL lhd_warn_unused_global_decl
201#define LANG_HOOKS_WRITE_GLOBALS write_global_declarations
202#define LANG_HOOKS_DECL_OK_FOR_SIBCALL	lhd_decl_ok_for_sibcall
203#define LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE hook_bool_const_tree_false
204#define LANG_HOOKS_OMP_PREDETERMINED_SHARING lhd_omp_predetermined_sharing
205#define LANG_HOOKS_OMP_REPORT_DECL lhd_pass_through_t
206#define LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR hook_bool_tree_bool_false
207#define LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE hook_bool_tree_bool_false
208#define LANG_HOOKS_OMP_PRIVATE_OUTER_REF hook_bool_tree_false
209#define LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR hook_tree_tree_tree_tree_null
210#define LANG_HOOKS_OMP_CLAUSE_COPY_CTOR lhd_omp_assignment
211#define LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP lhd_omp_assignment
212#define LANG_HOOKS_OMP_CLAUSE_DTOR hook_tree_tree_tree_null
213#define LANG_HOOKS_OMP_FINISH_CLAUSE hook_void_tree
214
215#define LANG_HOOKS_DECLS { \
216  LANG_HOOKS_GLOBAL_BINDINGS_P, \
217  LANG_HOOKS_PUSHDECL, \
218  LANG_HOOKS_GETDECLS, \
219  LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P, \
220  LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P, \
221  LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P, \
222  LANG_HOOKS_GET_GENERIC_FUNCTION_DECL, \
223  LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL, \
224  LANG_HOOKS_WRITE_GLOBALS, \
225  LANG_HOOKS_DECL_OK_FOR_SIBCALL, \
226  LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE, \
227  LANG_HOOKS_OMP_PREDETERMINED_SHARING, \
228  LANG_HOOKS_OMP_REPORT_DECL, \
229  LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR, \
230  LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE, \
231  LANG_HOOKS_OMP_PRIVATE_OUTER_REF, \
232  LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR, \
233  LANG_HOOKS_OMP_CLAUSE_COPY_CTOR, \
234  LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP, \
235  LANG_HOOKS_OMP_CLAUSE_DTOR, \
236  LANG_HOOKS_OMP_FINISH_CLAUSE \
237}
238
239/* LTO hooks.  */
240extern void lhd_begin_section (const char *);
241extern void lhd_append_data (const void *, size_t, void *);
242extern void lhd_end_section (void);
243
244#define LANG_HOOKS_BEGIN_SECTION lhd_begin_section
245#define LANG_HOOKS_APPEND_DATA lhd_append_data
246#define LANG_HOOKS_END_SECTION lhd_end_section
247
248#define LANG_HOOKS_LTO { \
249  LANG_HOOKS_BEGIN_SECTION, \
250  LANG_HOOKS_APPEND_DATA, \
251  LANG_HOOKS_END_SECTION \
252}
253
254/* The whole thing.  The structure is defined in langhooks.h.  */
255#define LANG_HOOKS_INITIALIZER { \
256  LANG_HOOKS_NAME, \
257  LANG_HOOKS_IDENTIFIER_SIZE, \
258  LANG_HOOKS_FREE_LANG_DATA, \
259  LANG_HOOKS_TREE_SIZE, \
260  LANG_HOOKS_INIT_OPTIONS, \
261  LANG_HOOKS_INITIALIZE_DIAGNOSTICS, \
262  LANG_HOOKS_HANDLE_OPTION, \
263  LANG_HOOKS_MISSING_ARGUMENT, \
264  LANG_HOOKS_POST_OPTIONS, \
265  LANG_HOOKS_INIT, \
266  LANG_HOOKS_FINISH, \
267  LANG_HOOKS_PARSE_FILE, \
268  LANG_HOOKS_MISSING_NORETURN_OK_P, \
269  LANG_HOOKS_GET_ALIAS_SET, \
270  LANG_HOOKS_FINISH_INCOMPLETE_DECL, \
271  LANG_HOOKS_DUP_LANG_SPECIFIC_DECL, \
272  LANG_HOOKS_SET_DECL_ASSEMBLER_NAME, \
273  LANG_HOOKS_PRINT_STATISTICS, \
274  LANG_HOOKS_PRINT_XNODE, \
275  LANG_HOOKS_PRINT_DECL, \
276  LANG_HOOKS_PRINT_TYPE, \
277  LANG_HOOKS_PRINT_IDENTIFIER, \
278  LANG_HOOKS_DECL_PRINTABLE_NAME, \
279  LANG_HOOKS_DWARF_NAME, \
280  LANG_HOOKS_TYPES_COMPATIBLE_P, \
281  LANG_HOOKS_PRINT_ERROR_FUNCTION, \
282  LANG_HOOKS_TO_TARGET_CHARSET, \
283  LANG_HOOKS_ATTRIBUTE_TABLE, \
284  LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, \
285  LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE, \
286  LANG_HOOKS_TREE_INLINING_INITIALIZER, \
287  LANG_HOOKS_CALLGRAPH_INITIALIZER, \
288  LANG_HOOKS_TREE_DUMP_INITIALIZER, \
289  LANG_HOOKS_DECLS, \
290  LANG_HOOKS_FOR_TYPES_INITIALIZER, \
291  LANG_HOOKS_LTO, \
292  LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS, \
293  LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS, \
294  LANG_HOOKS_FUNCTION_PARAMETER_PACK_P, \
295  LANG_HOOKS_GIMPLIFY_EXPR, \
296  LANG_HOOKS_FOLD_OBJ_TYPE_REF, \
297  LANG_HOOKS_BUILTIN_FUNCTION, \
298  LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE, \
299  LANG_HOOKS_INIT_TS,          \
300  LANG_HOOKS_EXPR_TO_DECL, \
301  LANG_HOOKS_EH_PERSONALITY, \
302  LANG_HOOKS_EH_RUNTIME_TYPE, \
303  LANG_HOOKS_EH_USE_CXA_END_CLEANUP, \
304}
305
306#endif /* GCC_LANG_HOOKS_DEF_H */
307