Merge branch 'vendor/GCC50' - gcc 5.0 snapshot 1 FEB 2015
[dragonfly.git] / contrib / gcc-5.0 / gcc / langhooks-def.h
1 /* Default macros to initialize the lang_hooks data structure.
2    Copyright (C) 2001-2015 Free Software Foundation, Inc.
3    Contributed by Alexandre Oliva  <aoliva@redhat.com>
4
5 This file is part of GCC.
6
7 GCC is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3, or (at your option)
10 any later version.
11
12 GCC is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING3.  If not see
19 <http://www.gnu.org/licenses/>.  */
20
21 #ifndef GCC_LANG_HOOKS_DEF_H
22 #define GCC_LANG_HOOKS_DEF_H
23
24 #include "hooks.h"
25
26 struct diagnostic_info;
27
28 /* Note to creators of new hooks:
29
30    The macros in this file should NOT be surrounded by a
31    #ifdef...#endif pair, since this file declares the defaults.  Each
32    front end overrides any hooks it wishes to, in the file containing
33    its struct lang_hooks, AFTER including this file.  */
34
35 /* See langhooks.h for the definition and documentation of each hook.  */
36
37 extern void lhd_do_nothing (void);
38 extern void lhd_do_nothing_t (tree);
39 extern void lhd_do_nothing_f (struct function *);
40 extern tree lhd_pass_through_t (tree);
41 extern bool lhd_post_options (const char **);
42 extern alias_set_type lhd_get_alias_set (tree);
43 extern tree lhd_return_null_tree_v (void);
44 extern tree lhd_return_null_tree (tree);
45 extern tree lhd_return_null_const_tree (const_tree);
46 extern tree lhd_do_nothing_iii_return_null_tree (int, int, int);
47 extern void lhd_print_tree_nothing (FILE *, tree, int);
48 extern const char *lhd_decl_printable_name (tree, int);
49 extern const char *lhd_dwarf_name (tree, int);
50 extern int lhd_types_compatible_p (tree, tree);
51 extern void lhd_print_error_function (diagnostic_context *,
52                                       const char *, struct diagnostic_info *);
53 extern void lhd_set_decl_assembler_name (tree);
54 extern bool lhd_warn_unused_global_decl (const_tree);
55 extern void lhd_incomplete_type_error (const_tree, const_tree);
56 extern tree lhd_type_promotes_to (tree);
57 extern void lhd_register_builtin_type (tree, const char *);
58 extern bool lhd_decl_ok_for_sibcall (const_tree);
59 extern size_t lhd_tree_size (enum tree_code);
60 extern HOST_WIDE_INT lhd_to_target_charset (HOST_WIDE_INT);
61 extern tree lhd_expr_to_decl (tree, bool *, bool *);
62 extern tree lhd_builtin_function (tree);
63 extern tree lhd_enum_underlying_base_type (const_tree);
64
65 /* Declarations of default tree inlining hooks.  */
66 extern void lhd_initialize_diagnostics (diagnostic_context *);
67 extern void lhd_init_options (unsigned int,
68                               struct cl_decoded_option *);
69 extern bool lhd_complain_wrong_lang_p (const struct cl_option *);
70 extern bool lhd_handle_option (size_t, const char *, int, int, location_t,
71                                const struct cl_option_handlers *);
72
73
74 /* Declarations for tree gimplification hooks.  */
75 extern int lhd_gimplify_expr (tree *, gimple_seq *, gimple_seq *);
76 extern enum omp_clause_default_kind lhd_omp_predetermined_sharing (tree);
77 extern tree lhd_omp_assignment (tree, tree, tree);
78 extern void lhd_omp_finish_clause (tree, gimple_seq *);
79 struct gimplify_omp_ctx;
80 extern void lhd_omp_firstprivatize_type_sizes (struct gimplify_omp_ctx *,
81                                                tree);
82 extern bool lhd_omp_mappable_type (tree);
83
84 #define LANG_HOOKS_NAME                 "GNU unknown"
85 #define LANG_HOOKS_IDENTIFIER_SIZE      sizeof (struct lang_identifier)
86 #define LANG_HOOKS_INIT                 hook_bool_void_false
87 #define LANG_HOOKS_FINISH               lhd_do_nothing
88 #define LANG_HOOKS_PARSE_FILE           lhd_do_nothing
89 #define LANG_HOOKS_OPTION_LANG_MASK     hook_uint_void_0
90 #define LANG_HOOKS_INIT_OPTIONS_STRUCT  hook_void_gcc_optionsp
91 #define LANG_HOOKS_INIT_OPTIONS         lhd_init_options
92 #define LANG_HOOKS_INITIALIZE_DIAGNOSTICS lhd_initialize_diagnostics
93 #define LANG_HOOKS_COMPLAIN_WRONG_LANG_P lhd_complain_wrong_lang_p
94 #define LANG_HOOKS_HANDLE_OPTION        lhd_handle_option
95 #define LANG_HOOKS_POST_OPTIONS         lhd_post_options
96 #define LANG_HOOKS_MISSING_NORETURN_OK_P hook_bool_tree_true
97 #define LANG_HOOKS_GET_ALIAS_SET        lhd_get_alias_set
98 #define LANG_HOOKS_FINISH_INCOMPLETE_DECL lhd_do_nothing_t
99 #define LANG_HOOKS_DUP_LANG_SPECIFIC_DECL lhd_do_nothing_t
100 #define LANG_HOOKS_SET_DECL_ASSEMBLER_NAME lhd_set_decl_assembler_name
101 #define LANG_HOOKS_PRINT_STATISTICS     lhd_do_nothing
102 #define LANG_HOOKS_PRINT_XNODE          lhd_print_tree_nothing
103 #define LANG_HOOKS_PRINT_DECL           lhd_print_tree_nothing
104 #define LANG_HOOKS_PRINT_TYPE           lhd_print_tree_nothing
105 #define LANG_HOOKS_PRINT_IDENTIFIER     lhd_print_tree_nothing
106 #define LANG_HOOKS_PRINT_ERROR_FUNCTION lhd_print_error_function
107 #define LANG_HOOKS_DECL_PRINTABLE_NAME  lhd_decl_printable_name
108 #define LANG_HOOKS_DWARF_NAME           lhd_dwarf_name
109 #define LANG_HOOKS_FREE_LANG_DATA       lhd_do_nothing_t
110 #define LANG_HOOKS_TREE_SIZE            lhd_tree_size
111 #define LANG_HOOKS_TYPES_COMPATIBLE_P   lhd_types_compatible_p
112 #define LANG_HOOKS_BUILTIN_FUNCTION     lhd_builtin_function
113 #define LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE   LANG_HOOKS_BUILTIN_FUNCTION
114 #define LANG_HOOKS_EXPR_TO_DECL         lhd_expr_to_decl
115 #define LANG_HOOKS_TO_TARGET_CHARSET    lhd_to_target_charset
116 #define LANG_HOOKS_INIT_TS              lhd_do_nothing
117 #define LANG_HOOKS_EH_PERSONALITY       lhd_gcc_personality
118 #define LANG_HOOKS_EH_RUNTIME_TYPE      lhd_pass_through_t
119 #define LANG_HOOKS_EH_PROTECT_CLEANUP_ACTIONS   NULL
120 #define LANG_HOOKS_BLOCK_MAY_FALLTHRU   hook_bool_const_tree_true
121 #define LANG_HOOKS_EH_USE_CXA_END_CLEANUP       false
122 #define LANG_HOOKS_DEEP_UNSHARING       false
123
124 /* Attribute hooks.  */
125 #define LANG_HOOKS_ATTRIBUTE_TABLE              NULL
126 #define LANG_HOOKS_COMMON_ATTRIBUTE_TABLE       NULL
127 #define LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE       NULL
128
129 /* Tree inlining hooks.  */
130 #define LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P \
131   hook_bool_tree_tree_false
132
133 #define LANG_HOOKS_TREE_INLINING_INITIALIZER { \
134   LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P, \
135 }
136
137 /* Hooks for tree gimplification.  */
138 #define LANG_HOOKS_GIMPLIFY_EXPR lhd_gimplify_expr
139
140 /* Tree dump hooks.  */
141 extern bool lhd_tree_dump_dump_tree (void *, tree);
142 extern int lhd_tree_dump_type_quals (const_tree);
143 extern tree lhd_make_node (enum tree_code);
144
145 #define LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN lhd_tree_dump_dump_tree
146 #define LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN lhd_tree_dump_type_quals
147
148 #define LANG_HOOKS_TREE_DUMP_INITIALIZER { \
149   LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN, \
150   LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN \
151 }
152
153 /* Types hooks.  There are no reasonable defaults for most of them,
154    so we create a compile-time error instead.  */
155 #define LANG_HOOKS_MAKE_TYPE lhd_make_node
156 #define LANG_HOOKS_CLASSIFY_RECORD      NULL
157 #define LANG_HOOKS_INCOMPLETE_TYPE_ERROR lhd_incomplete_type_error
158 #define LANG_HOOKS_GENERIC_TYPE_P       hook_bool_const_tree_false
159 #define LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS hook_tree_const_tree_null
160 #define LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS hook_tree_const_tree_null
161 #define LANG_HOOKS_FUNCTION_PARAMETER_PACK_P hook_bool_const_tree_false
162 #define LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS hook_tree_const_tree_null
163 #define LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P hook_bool_const_tree_false
164 #define LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P \
165                                         hook_bool_tree_tree_false
166 #define LANG_HOOKS_GET_GENERIC_FUNCTION_DECL hook_tree_const_tree_null
167 #define LANG_HOOKS_TYPE_PROMOTES_TO lhd_type_promotes_to
168 #define LANG_HOOKS_REGISTER_BUILTIN_TYPE lhd_register_builtin_type
169 #define LANG_HOOKS_TYPE_MAX_SIZE        lhd_return_null_const_tree
170 #define LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES \
171   lhd_omp_firstprivatize_type_sizes
172 #define LANG_HOOKS_OMP_MAPPABLE_TYPE    lhd_omp_mappable_type
173 #define LANG_HOOKS_TYPE_HASH_EQ         NULL
174 #define LANG_HOOKS_GET_ARRAY_DESCR_INFO NULL
175 #define LANG_HOOKS_GET_SUBRANGE_BOUNDS  NULL
176 #define LANG_HOOKS_DESCRIPTIVE_TYPE     NULL
177 #define LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE reconstruct_complex_type
178 #define LANG_HOOKS_ENUM_UNDERLYING_BASE_TYPE lhd_enum_underlying_base_type
179
180 #define LANG_HOOKS_FOR_TYPES_INITIALIZER { \
181   LANG_HOOKS_MAKE_TYPE, \
182   LANG_HOOKS_CLASSIFY_RECORD, \
183   LANG_HOOKS_TYPE_FOR_MODE, \
184   LANG_HOOKS_TYPE_FOR_SIZE, \
185   LANG_HOOKS_GENERIC_TYPE_P, \
186   LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS, \
187   LANG_HOOKS_TYPE_PROMOTES_TO, \
188   LANG_HOOKS_REGISTER_BUILTIN_TYPE, \
189   LANG_HOOKS_INCOMPLETE_TYPE_ERROR, \
190   LANG_HOOKS_TYPE_MAX_SIZE, \
191   LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES, \
192   LANG_HOOKS_OMP_MAPPABLE_TYPE, \
193   LANG_HOOKS_TYPE_HASH_EQ, \
194   LANG_HOOKS_GET_ARRAY_DESCR_INFO, \
195   LANG_HOOKS_GET_SUBRANGE_BOUNDS, \
196   LANG_HOOKS_DESCRIPTIVE_TYPE, \
197   LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE, \
198   LANG_HOOKS_ENUM_UNDERLYING_BASE_TYPE \
199 }
200
201 /* Declaration hooks.  */
202 #define LANG_HOOKS_GLOBAL_BINDINGS_P global_bindings_p
203 #define LANG_HOOKS_PUSHDECL     pushdecl
204 #define LANG_HOOKS_GETDECLS     getdecls
205 #define LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P hook_bool_tree_false
206 #define LANG_HOOKS_FUNCTION_DECL_DELETED_P hook_bool_tree_false
207 #define LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL lhd_warn_unused_global_decl
208 #define LANG_HOOKS_WRITE_GLOBALS write_global_declarations
209 #define LANG_HOOKS_DECL_OK_FOR_SIBCALL  lhd_decl_ok_for_sibcall
210 #define LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE hook_bool_const_tree_false
211 #define LANG_HOOKS_OMP_PREDETERMINED_SHARING lhd_omp_predetermined_sharing
212 #define LANG_HOOKS_OMP_REPORT_DECL lhd_pass_through_t
213 #define LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR hook_bool_tree_bool_false
214 #define LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE hook_bool_tree_bool_false
215 #define LANG_HOOKS_OMP_PRIVATE_OUTER_REF hook_bool_tree_false
216 #define LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR hook_tree_tree_tree_tree_null
217 #define LANG_HOOKS_OMP_CLAUSE_COPY_CTOR lhd_omp_assignment
218 #define LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP lhd_omp_assignment
219 #define LANG_HOOKS_OMP_CLAUSE_LINEAR_CTOR NULL
220 #define LANG_HOOKS_OMP_CLAUSE_DTOR hook_tree_tree_tree_null
221 #define LANG_HOOKS_OMP_FINISH_CLAUSE lhd_omp_finish_clause
222
223 #define LANG_HOOKS_DECLS { \
224   LANG_HOOKS_GLOBAL_BINDINGS_P, \
225   LANG_HOOKS_PUSHDECL, \
226   LANG_HOOKS_GETDECLS, \
227   LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P, \
228   LANG_HOOKS_FUNCTION_DECL_DELETED_P, \
229   LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P, \
230   LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P, \
231   LANG_HOOKS_GET_GENERIC_FUNCTION_DECL, \
232   LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL, \
233   LANG_HOOKS_WRITE_GLOBALS, \
234   LANG_HOOKS_DECL_OK_FOR_SIBCALL, \
235   LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE, \
236   LANG_HOOKS_OMP_PREDETERMINED_SHARING, \
237   LANG_HOOKS_OMP_REPORT_DECL, \
238   LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR, \
239   LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE, \
240   LANG_HOOKS_OMP_PRIVATE_OUTER_REF, \
241   LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR, \
242   LANG_HOOKS_OMP_CLAUSE_COPY_CTOR, \
243   LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP, \
244   LANG_HOOKS_OMP_CLAUSE_LINEAR_CTOR, \
245   LANG_HOOKS_OMP_CLAUSE_DTOR, \
246   LANG_HOOKS_OMP_FINISH_CLAUSE \
247 }
248
249 /* LTO hooks.  */
250 extern void lhd_begin_section (const char *);
251 extern void lhd_append_data (const void *, size_t, void *);
252 extern void lhd_end_section (void);
253
254 #define LANG_HOOKS_BEGIN_SECTION lhd_begin_section
255 #define LANG_HOOKS_APPEND_DATA lhd_append_data
256 #define LANG_HOOKS_END_SECTION lhd_end_section
257
258 #define LANG_HOOKS_LTO { \
259   LANG_HOOKS_BEGIN_SECTION, \
260   LANG_HOOKS_APPEND_DATA, \
261   LANG_HOOKS_END_SECTION \
262 }
263
264 /* The whole thing.  The structure is defined in langhooks.h.  */
265 #define LANG_HOOKS_INITIALIZER { \
266   LANG_HOOKS_NAME, \
267   LANG_HOOKS_IDENTIFIER_SIZE, \
268   LANG_HOOKS_FREE_LANG_DATA, \
269   LANG_HOOKS_TREE_SIZE, \
270   LANG_HOOKS_OPTION_LANG_MASK, \
271   LANG_HOOKS_INIT_OPTIONS_STRUCT, \
272   LANG_HOOKS_INIT_OPTIONS, \
273   LANG_HOOKS_INITIALIZE_DIAGNOSTICS, \
274   LANG_HOOKS_COMPLAIN_WRONG_LANG_P, \
275   LANG_HOOKS_HANDLE_OPTION, \
276   LANG_HOOKS_POST_OPTIONS, \
277   LANG_HOOKS_INIT, \
278   LANG_HOOKS_FINISH, \
279   LANG_HOOKS_PARSE_FILE, \
280   LANG_HOOKS_MISSING_NORETURN_OK_P, \
281   LANG_HOOKS_GET_ALIAS_SET, \
282   LANG_HOOKS_FINISH_INCOMPLETE_DECL, \
283   LANG_HOOKS_DUP_LANG_SPECIFIC_DECL, \
284   LANG_HOOKS_SET_DECL_ASSEMBLER_NAME, \
285   LANG_HOOKS_PRINT_STATISTICS, \
286   LANG_HOOKS_PRINT_XNODE, \
287   LANG_HOOKS_PRINT_DECL, \
288   LANG_HOOKS_PRINT_TYPE, \
289   LANG_HOOKS_PRINT_IDENTIFIER, \
290   LANG_HOOKS_DECL_PRINTABLE_NAME, \
291   LANG_HOOKS_DWARF_NAME, \
292   LANG_HOOKS_TYPES_COMPATIBLE_P, \
293   LANG_HOOKS_PRINT_ERROR_FUNCTION, \
294   LANG_HOOKS_TO_TARGET_CHARSET, \
295   LANG_HOOKS_ATTRIBUTE_TABLE, \
296   LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, \
297   LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE, \
298   LANG_HOOKS_TREE_INLINING_INITIALIZER, \
299   LANG_HOOKS_TREE_DUMP_INITIALIZER, \
300   LANG_HOOKS_DECLS, \
301   LANG_HOOKS_FOR_TYPES_INITIALIZER, \
302   LANG_HOOKS_LTO, \
303   LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS, \
304   LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS, \
305   LANG_HOOKS_FUNCTION_PARAMETER_PACK_P, \
306   LANG_HOOKS_GIMPLIFY_EXPR, \
307   LANG_HOOKS_BUILTIN_FUNCTION, \
308   LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE, \
309   LANG_HOOKS_INIT_TS,          \
310   LANG_HOOKS_EXPR_TO_DECL, \
311   LANG_HOOKS_EH_PERSONALITY, \
312   LANG_HOOKS_EH_RUNTIME_TYPE, \
313   LANG_HOOKS_EH_PROTECT_CLEANUP_ACTIONS, \
314   LANG_HOOKS_BLOCK_MAY_FALLTHRU, \
315   LANG_HOOKS_EH_USE_CXA_END_CLEANUP, \
316   LANG_HOOKS_DEEP_UNSHARING \
317 }
318
319 #endif /* GCC_LANG_HOOKS_DEF_H */