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
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;
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
37extern void lhd_do_nothing (void);
38extern void lhd_do_nothing_t (tree);
39extern void lhd_do_nothing_f (struct function *);
40extern tree lhd_pass_through_t (tree);
41extern bool lhd_post_options (const char **);
42extern alias_set_type lhd_get_alias_set (tree);
43extern tree lhd_return_null_tree_v (void);
44extern tree lhd_return_null_tree (tree);
45extern tree lhd_return_null_const_tree (const_tree);
46extern tree lhd_do_nothing_iii_return_null_tree (int, int, int);
47extern void lhd_print_tree_nothing (FILE *, tree, int);
48extern const char *lhd_decl_printable_name (tree, int);
49extern const char *lhd_dwarf_name (tree, int);
50extern int lhd_types_compatible_p (tree, tree);
51extern void lhd_print_error_function (diagnostic_context *,
52				      const char *, struct diagnostic_info *);
53extern void lhd_set_decl_assembler_name (tree);
54extern bool lhd_warn_unused_global_decl (const_tree);
55extern void lhd_incomplete_type_error (const_tree, const_tree);
56extern tree lhd_type_promotes_to (tree);
57extern void lhd_register_builtin_type (tree, const char *);
58extern bool lhd_decl_ok_for_sibcall (const_tree);
59extern size_t lhd_tree_size (enum tree_code);
60extern HOST_WIDE_INT lhd_to_target_charset (HOST_WIDE_INT);
61extern tree lhd_expr_to_decl (tree, bool *, bool *);
62extern tree lhd_builtin_function (tree);
63extern tree lhd_enum_underlying_base_type (const_tree);
64
65/* Declarations of default tree inlining hooks.  */
66extern void lhd_initialize_diagnostics (diagnostic_context *);
67extern void lhd_init_options (unsigned int,
68			      struct cl_decoded_option *);
69extern bool lhd_complain_wrong_lang_p (const struct cl_option *);
70extern 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.  */
75extern int lhd_gimplify_expr (tree *, gimple_seq *, gimple_seq *);
76extern enum omp_clause_default_kind lhd_omp_predetermined_sharing (tree);
77extern tree lhd_omp_assignment (tree, tree, tree);
78extern void lhd_omp_finish_clause (tree, gimple_seq *);
79struct gimplify_omp_ctx;
80extern void lhd_omp_firstprivatize_type_sizes (struct gimplify_omp_ctx *,
81					       tree);
82extern 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.  */
141extern bool lhd_tree_dump_dump_tree (void *, tree);
142extern int lhd_tree_dump_type_quals (const_tree);
143extern 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.  */
250extern void lhd_begin_section (const char *);
251extern void lhd_append_data (const void *, size_t, void *);
252extern 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 */
320