1/* Default macros to initialize the lang_hooks data structure.
2 Copyright (C) 2001-2017 Free Software Foundation, Inc.
3 Contributed by Alexandre Oliva <aoliva@redhat.com>
4
5This file is part of GCC.
6
7GCC is free software; you can redistribute it and/or modify
8it under the terms of the GNU General Public License as published by
9the Free Software Foundation; either version 3, or (at your option)
10any later version.
11
12GCC is distributed in the hope that it will be useful,
13but WITHOUT ANY WARRANTY; without even the implied warranty of
14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15GNU General Public License for more details.
16
17You should have received a copy of the GNU General Public License
18along 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
26struct diagnostic_info;
27class substring_loc;
28
29/* Note to creators of new hooks:
30
31 The macros in this file should NOT be surrounded by a
32 #ifdef...#endif pair, since this file declares the defaults. Each
33 front end overrides any hooks it wishes to, in the file containing
34 its struct lang_hooks, AFTER including this file. */
35
36/* See langhooks.h for the definition and documentation of each hook. */
37
38extern void lhd_do_nothing (void);
39extern void lhd_do_nothing_t (tree);
40extern void lhd_do_nothing_f (struct function *);
41extern tree lhd_pass_through_t (tree);
42extern void lhd_register_dumps (gcc::dump_manager *);
43extern bool lhd_post_options (const char **);
44extern alias_set_type lhd_get_alias_set (tree);
45extern tree lhd_return_null_tree (tree);
46extern tree lhd_return_null_const_tree (const_tree);
47extern tree lhd_do_nothing_iii_return_null_tree (int, int, int);
48extern void lhd_print_tree_nothing (FILE *, tree, int);
49extern const char *lhd_decl_printable_name (tree, int);
50extern const char *lhd_dwarf_name (tree, int);
51extern int lhd_types_compatible_p (tree, tree);
52extern void lhd_print_error_function (diagnostic_context *,
53 const char *, struct diagnostic_info *);
54extern void lhd_set_decl_assembler_name (tree decl);
55extern void lhd_overwrite_decl_assembler_name (tree decl, tree name);
56extern bool lhd_warn_unused_global_decl (const_tree);
57extern tree lhd_type_for_size (unsigned precision, int unsignedp);
58extern void lhd_incomplete_type_error (location_t, 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);
66extern tree lhd_enum_underlying_base_type (const_tree);
67
68/* Declarations of default tree inlining hooks. */
69extern void lhd_initialize_diagnostics (diagnostic_context *);
70extern void lhd_init_options (unsigned int,
71 struct cl_decoded_option *);
72extern bool lhd_complain_wrong_lang_p (const struct cl_option *);
73extern bool lhd_handle_option (size_t, const char *, int, int, location_t,
74 const struct cl_option_handlers *);
75
76
77/* Declarations for tree gimplification hooks. */
78extern int lhd_gimplify_expr (tree *, gimple_seq *, gimple_seq *);
79extern enum omp_clause_default_kind lhd_omp_predetermined_sharing (tree);
80extern tree lhd_omp_assignment (tree, tree, tree);
81extern void lhd_omp_finish_clause (tree, gimple_seq *);
82struct gimplify_omp_ctx;
83extern void lhd_omp_firstprivatize_type_sizes (struct gimplify_omp_ctx *,
84 tree);
85extern bool lhd_omp_mappable_type (tree);
86extern bool lhd_omp_scalar_p (tree);
87
88extern const char *lhd_get_substring_location (const substring_loc &,
89 location_t *out_loc);
90extern int lhd_decl_dwarf_attribute (const_tree, int);
91extern int lhd_type_dwarf_attribute (const_tree, int);
92
93#define LANG_HOOKS_NAME "GNU unknown"
94#define LANG_HOOKS_IDENTIFIER_SIZE sizeof (struct lang_identifier)
95#define LANG_HOOKS_INIT hook_bool_void_false
96#define LANG_HOOKS_FINISH lhd_do_nothing
97#define LANG_HOOKS_PARSE_FILE lhd_do_nothing
98#define LANG_HOOKS_OPTION_LANG_MASK hook_uint_void_0
99#define LANG_HOOKS_INIT_OPTIONS_STRUCT hook_void_gcc_optionsp
100#define LANG_HOOKS_INIT_OPTIONS lhd_init_options
101#define LANG_HOOKS_INITIALIZE_DIAGNOSTICS lhd_initialize_diagnostics
102#define LANG_HOOKS_REGISTER_DUMPS lhd_register_dumps
103#define LANG_HOOKS_COMPLAIN_WRONG_LANG_P lhd_complain_wrong_lang_p
104#define LANG_HOOKS_HANDLE_OPTION lhd_handle_option
105#define LANG_HOOKS_POST_OPTIONS lhd_post_options
106#define LANG_HOOKS_MISSING_NORETURN_OK_P hook_bool_tree_true
107#define LANG_HOOKS_GET_ALIAS_SET lhd_get_alias_set
108#define LANG_HOOKS_FINISH_INCOMPLETE_DECL lhd_do_nothing_t
109#define LANG_HOOKS_DUP_LANG_SPECIFIC_DECL lhd_do_nothing_t
110#define LANG_HOOKS_SET_DECL_ASSEMBLER_NAME lhd_set_decl_assembler_name
111#define LANG_HOOKS_OVERWRITE_DECL_ASSEMBLER_NAME lhd_overwrite_decl_assembler_name
112#define LANG_HOOKS_PRINT_STATISTICS lhd_do_nothing
113#define LANG_HOOKS_PRINT_XNODE lhd_print_tree_nothing
114#define LANG_HOOKS_PRINT_DECL lhd_print_tree_nothing
115#define LANG_HOOKS_PRINT_TYPE lhd_print_tree_nothing
116#define LANG_HOOKS_PRINT_IDENTIFIER lhd_print_tree_nothing
117#define LANG_HOOKS_PRINT_ERROR_FUNCTION lhd_print_error_function
118#define LANG_HOOKS_DECL_PRINTABLE_NAME lhd_decl_printable_name
119#define LANG_HOOKS_DWARF_NAME lhd_dwarf_name
120#define LANG_HOOKS_FREE_LANG_DATA lhd_do_nothing_t
121#define LANG_HOOKS_TREE_SIZE lhd_tree_size
122#define LANG_HOOKS_TYPES_COMPATIBLE_P lhd_types_compatible_p
123#define LANG_HOOKS_BUILTIN_FUNCTION lhd_builtin_function
124#define LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE LANG_HOOKS_BUILTIN_FUNCTION
125#define LANG_HOOKS_EXPR_TO_DECL lhd_expr_to_decl
126#define LANG_HOOKS_TO_TARGET_CHARSET lhd_to_target_charset
127#define LANG_HOOKS_INIT_TS lhd_do_nothing
128#define LANG_HOOKS_EH_PERSONALITY lhd_gcc_personality
129#define LANG_HOOKS_EH_RUNTIME_TYPE lhd_pass_through_t
130#define LANG_HOOKS_EH_PROTECT_CLEANUP_ACTIONS NULL
131#define LANG_HOOKS_BLOCK_MAY_FALLTHRU hook_bool_const_tree_true
132#define LANG_HOOKS_EH_USE_CXA_END_CLEANUP false
133#define LANG_HOOKS_DEEP_UNSHARING false
134#define LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS false
135#define LANG_HOOKS_EMITS_BEGIN_STMT false
136#define LANG_HOOKS_RUN_LANG_SELFTESTS lhd_do_nothing
137#define LANG_HOOKS_GET_SUBSTRING_LOCATION lhd_get_substring_location
138
139/* Attribute hooks. */
140#define LANG_HOOKS_ATTRIBUTE_TABLE NULL
141#define LANG_HOOKS_COMMON_ATTRIBUTE_TABLE NULL
142#define LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE NULL
143
144/* Tree inlining hooks. */
145#define LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P \
146 hook_bool_tree_tree_false
147
148#define LANG_HOOKS_TREE_INLINING_INITIALIZER { \
149 LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P, \
150}
151
152/* Hooks for tree gimplification. */
153#define LANG_HOOKS_GIMPLIFY_EXPR lhd_gimplify_expr
154
155/* Tree dump hooks. */
156extern bool lhd_tree_dump_dump_tree (void *, tree);
157extern int lhd_tree_dump_type_quals (const_tree);
158extern tree lhd_make_node (enum tree_code);
159
160#define LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN lhd_tree_dump_dump_tree
161#define LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN lhd_tree_dump_type_quals
162
163#define LANG_HOOKS_TREE_DUMP_INITIALIZER { \
164 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN, \
165 LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN \
166}
167
168/* Types hooks. There are no reasonable defaults for most of them,
169 so we create a compile-time error instead. */
170extern tree lhd_unit_size_without_reusable_padding (tree);
171
172#define LANG_HOOKS_MAKE_TYPE lhd_make_node
173#define LANG_HOOKS_CLASSIFY_RECORD NULL
174#define LANG_HOOKS_TYPE_FOR_SIZE lhd_type_for_size
175#define LANG_HOOKS_INCOMPLETE_TYPE_ERROR lhd_incomplete_type_error
176#define LANG_HOOKS_GENERIC_TYPE_P hook_bool_const_tree_false
177#define LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS hook_tree_const_tree_null
178#define LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS hook_tree_const_tree_null
179#define LANG_HOOKS_FUNCTION_PARAMETER_PACK_P hook_bool_const_tree_false
180#define LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS hook_tree_const_tree_null
181#define LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P hook_bool_const_tree_false
182#define LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P \
183 hook_bool_tree_tree_false
184#define LANG_HOOKS_GET_GENERIC_FUNCTION_DECL hook_tree_const_tree_null
185#define LANG_HOOKS_TYPE_PROMOTES_TO lhd_type_promotes_to
186#define LANG_HOOKS_REGISTER_BUILTIN_TYPE lhd_register_builtin_type
187#define LANG_HOOKS_TYPE_MAX_SIZE lhd_return_null_const_tree
188#define LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES \
189 lhd_omp_firstprivatize_type_sizes
190#define LANG_HOOKS_OMP_MAPPABLE_TYPE lhd_omp_mappable_type
191#define LANG_HOOKS_TYPE_HASH_EQ NULL
192#define LANG_HOOKS_COPY_LANG_QUALIFIERS NULL
193#define LANG_HOOKS_GET_ARRAY_DESCR_INFO NULL
194#define LANG_HOOKS_GET_SUBRANGE_BOUNDS NULL
195#define LANG_HOOKS_GET_TYPE_BIAS NULL
196#define LANG_HOOKS_DESCRIPTIVE_TYPE NULL
197#define LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE reconstruct_complex_type
198#define LANG_HOOKS_ENUM_UNDERLYING_BASE_TYPE lhd_enum_underlying_base_type
199#define LANG_HOOKS_GET_DEBUG_TYPE NULL
200#define LANG_HOOKS_GET_FIXED_POINT_TYPE_INFO NULL
201#define LANG_HOOKS_TYPE_DWARF_ATTRIBUTE lhd_type_dwarf_attribute
202#define LANG_HOOKS_UNIT_SIZE_WITHOUT_REUSABLE_PADDING lhd_unit_size_without_reusable_padding
203
204#define LANG_HOOKS_FOR_TYPES_INITIALIZER { \
205 LANG_HOOKS_MAKE_TYPE, \
206 LANG_HOOKS_CLASSIFY_RECORD, \
207 LANG_HOOKS_TYPE_FOR_MODE, \
208 LANG_HOOKS_TYPE_FOR_SIZE, \
209 LANG_HOOKS_GENERIC_TYPE_P, \
210 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS, \
211 LANG_HOOKS_TYPE_PROMOTES_TO, \
212 LANG_HOOKS_REGISTER_BUILTIN_TYPE, \
213 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, \
214 LANG_HOOKS_TYPE_MAX_SIZE, \
215 LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES, \
216 LANG_HOOKS_OMP_MAPPABLE_TYPE, \
217 LANG_HOOKS_TYPE_HASH_EQ, \
218 LANG_HOOKS_COPY_LANG_QUALIFIERS, \
219 LANG_HOOKS_GET_ARRAY_DESCR_INFO, \
220 LANG_HOOKS_GET_SUBRANGE_BOUNDS, \
221 LANG_HOOKS_GET_TYPE_BIAS, \
222 LANG_HOOKS_DESCRIPTIVE_TYPE, \
223 LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE, \
224 LANG_HOOKS_ENUM_UNDERLYING_BASE_TYPE, \
225 LANG_HOOKS_GET_DEBUG_TYPE, \
226 LANG_HOOKS_GET_FIXED_POINT_TYPE_INFO, \
227 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE, \
228 LANG_HOOKS_UNIT_SIZE_WITHOUT_REUSABLE_PADDING \
229}
230
231/* Declaration hooks. */
232#define LANG_HOOKS_GLOBAL_BINDINGS_P global_bindings_p
233#define LANG_HOOKS_PUSHDECL pushdecl
234#define LANG_HOOKS_GETDECLS getdecls
235#define LANG_HOOKS_DECL_DWARF_ATTRIBUTE lhd_decl_dwarf_attribute
236#define LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL lhd_warn_unused_global_decl
237#define LANG_HOOKS_POST_COMPILATION_PARSING_CLEANUPS NULL
238#define LANG_HOOKS_DECL_OK_FOR_SIBCALL lhd_decl_ok_for_sibcall
239#define LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE hook_bool_const_tree_false
240#define LANG_HOOKS_OMP_PREDETERMINED_SHARING lhd_omp_predetermined_sharing
241#define LANG_HOOKS_OMP_REPORT_DECL lhd_pass_through_t
242#define LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR hook_bool_tree_bool_false
243#define LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE hook_bool_tree_bool_false
244#define LANG_HOOKS_OMP_PRIVATE_OUTER_REF hook_bool_tree_false
245#define LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR hook_tree_tree_tree_tree_null
246#define LANG_HOOKS_OMP_CLAUSE_COPY_CTOR lhd_omp_assignment
247#define LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP lhd_omp_assignment
248#define LANG_HOOKS_OMP_CLAUSE_LINEAR_CTOR NULL
249#define LANG_HOOKS_OMP_CLAUSE_DTOR hook_tree_tree_tree_null
250#define LANG_HOOKS_OMP_FINISH_CLAUSE lhd_omp_finish_clause
251#define LANG_HOOKS_OMP_SCALAR_P lhd_omp_scalar_p
252
253#define LANG_HOOKS_DECLS { \
254 LANG_HOOKS_GLOBAL_BINDINGS_P, \
255 LANG_HOOKS_PUSHDECL, \
256 LANG_HOOKS_GETDECLS, \
257 LANG_HOOKS_DECL_DWARF_ATTRIBUTE, \
258 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P, \
259 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P, \
260 LANG_HOOKS_GET_GENERIC_FUNCTION_DECL, \
261 LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL, \
262 LANG_HOOKS_POST_COMPILATION_PARSING_CLEANUPS, \
263 LANG_HOOKS_DECL_OK_FOR_SIBCALL, \
264 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE, \
265 LANG_HOOKS_OMP_PREDETERMINED_SHARING, \
266 LANG_HOOKS_OMP_REPORT_DECL, \
267 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR, \
268 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE, \
269 LANG_HOOKS_OMP_PRIVATE_OUTER_REF, \
270 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR, \
271 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR, \
272 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP, \
273 LANG_HOOKS_OMP_CLAUSE_LINEAR_CTOR, \
274 LANG_HOOKS_OMP_CLAUSE_DTOR, \
275 LANG_HOOKS_OMP_FINISH_CLAUSE, \
276 LANG_HOOKS_OMP_SCALAR_P \
277}
278
279/* LTO hooks. */
280extern void lhd_begin_section (const char *);
281extern void lhd_append_data (const void *, size_t, void *);
282extern void lhd_end_section (void);
283
284#define LANG_HOOKS_BEGIN_SECTION lhd_begin_section
285#define LANG_HOOKS_APPEND_DATA lhd_append_data
286#define LANG_HOOKS_END_SECTION lhd_end_section
287
288#define LANG_HOOKS_LTO { \
289 LANG_HOOKS_BEGIN_SECTION, \
290 LANG_HOOKS_APPEND_DATA, \
291 LANG_HOOKS_END_SECTION \
292}
293
294/* The whole thing. The structure is defined in langhooks.h. */
295#define LANG_HOOKS_INITIALIZER { \
296 LANG_HOOKS_NAME, \
297 LANG_HOOKS_IDENTIFIER_SIZE, \
298 LANG_HOOKS_FREE_LANG_DATA, \
299 LANG_HOOKS_TREE_SIZE, \
300 LANG_HOOKS_OPTION_LANG_MASK, \
301 LANG_HOOKS_INIT_OPTIONS_STRUCT, \
302 LANG_HOOKS_INIT_OPTIONS, \
303 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, \
304 LANG_HOOKS_REGISTER_DUMPS, \
305 LANG_HOOKS_COMPLAIN_WRONG_LANG_P, \
306 LANG_HOOKS_HANDLE_OPTION, \
307 LANG_HOOKS_POST_OPTIONS, \
308 LANG_HOOKS_INIT, \
309 LANG_HOOKS_FINISH, \
310 LANG_HOOKS_PARSE_FILE, \
311 LANG_HOOKS_MISSING_NORETURN_OK_P, \
312 LANG_HOOKS_GET_ALIAS_SET, \
313 LANG_HOOKS_FINISH_INCOMPLETE_DECL, \
314 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL, \
315 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME, \
316 LANG_HOOKS_OVERWRITE_DECL_ASSEMBLER_NAME, \
317 LANG_HOOKS_PRINT_STATISTICS, \
318 LANG_HOOKS_PRINT_XNODE, \
319 LANG_HOOKS_PRINT_DECL, \
320 LANG_HOOKS_PRINT_TYPE, \
321 LANG_HOOKS_PRINT_IDENTIFIER, \
322 LANG_HOOKS_DECL_PRINTABLE_NAME, \
323 LANG_HOOKS_DWARF_NAME, \
324 LANG_HOOKS_TYPES_COMPATIBLE_P, \
325 LANG_HOOKS_PRINT_ERROR_FUNCTION, \
326 LANG_HOOKS_TO_TARGET_CHARSET, \
327 LANG_HOOKS_ATTRIBUTE_TABLE, \
328 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, \
329 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE, \
330 LANG_HOOKS_TREE_INLINING_INITIALIZER, \
331 LANG_HOOKS_TREE_DUMP_INITIALIZER, \
332 LANG_HOOKS_DECLS, \
333 LANG_HOOKS_FOR_TYPES_INITIALIZER, \
334 LANG_HOOKS_LTO, \
335 LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS, \
336 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS, \
337 LANG_HOOKS_FUNCTION_PARAMETER_PACK_P, \
338 LANG_HOOKS_GIMPLIFY_EXPR, \
339 LANG_HOOKS_BUILTIN_FUNCTION, \
340 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE, \
341 LANG_HOOKS_INIT_TS, \
342 LANG_HOOKS_EXPR_TO_DECL, \
343 LANG_HOOKS_EH_PERSONALITY, \
344 LANG_HOOKS_EH_RUNTIME_TYPE, \
345 LANG_HOOKS_EH_PROTECT_CLEANUP_ACTIONS, \
346 LANG_HOOKS_BLOCK_MAY_FALLTHRU, \
347 LANG_HOOKS_EH_USE_CXA_END_CLEANUP, \
348 LANG_HOOKS_DEEP_UNSHARING, \
349 LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS, \
350 LANG_HOOKS_EMITS_BEGIN_STMT, \
351 LANG_HOOKS_RUN_LANG_SELFTESTS, \
352 LANG_HOOKS_GET_SUBSTRING_LOCATION \
353}
354
355#endif /* GCC_LANG_HOOKS_DEF_H */
356