diff options
Diffstat (limited to 'gcc-4.8.3/gcc/c-family/c-pragma.h')
| -rw-r--r-- | gcc-4.8.3/gcc/c-family/c-pragma.h | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/gcc-4.8.3/gcc/c-family/c-pragma.h b/gcc-4.8.3/gcc/c-family/c-pragma.h new file mode 100644 index 000000000..41215db00 --- /dev/null +++ b/gcc-4.8.3/gcc/c-family/c-pragma.h @@ -0,0 +1,150 @@ +/* Pragma related interfaces. + Copyright (C) 1995-2013 Free Software Foundation, Inc. + +This file is part of GCC. + +GCC is free software; you can redistribute it and/or modify it under +the terms of the GNU General Public License as published by the Free +Software Foundation; either version 3, or (at your option) any later +version. + +GCC is distributed in the hope that it will be useful, but WITHOUT ANY +WARRANTY; without even the implied warranty of MERCHANTABILITY or +FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +for more details. + +You should have received a copy of the GNU General Public License +along with GCC; see the file COPYING3. If not see +<http://www.gnu.org/licenses/>. */ + +#ifndef GCC_C_PRAGMA_H +#define GCC_C_PRAGMA_H + +#include "cpplib.h" /* For enum cpp_ttype. */ + +/* Pragma identifiers built in to the front end parsers. Identifiers + for ancillary handlers will follow these. */ +typedef enum pragma_kind { + PRAGMA_NONE = 0, + + PRAGMA_OMP_ATOMIC, + PRAGMA_OMP_BARRIER, + PRAGMA_OMP_CRITICAL, + PRAGMA_OMP_FLUSH, + PRAGMA_OMP_FOR, + PRAGMA_OMP_MASTER, + PRAGMA_OMP_ORDERED, + PRAGMA_OMP_PARALLEL, + PRAGMA_OMP_PARALLEL_FOR, + PRAGMA_OMP_PARALLEL_SECTIONS, + PRAGMA_OMP_SECTION, + PRAGMA_OMP_SECTIONS, + PRAGMA_OMP_SINGLE, + PRAGMA_OMP_TASK, + PRAGMA_OMP_TASKWAIT, + PRAGMA_OMP_TASKYIELD, + PRAGMA_OMP_THREADPRIVATE, + + PRAGMA_GCC_PCH_PREPROCESS, + + PRAGMA_FIRST_EXTERNAL +} pragma_kind; + + +/* All clauses defined by OpenMP 2.5 and 3.0. + Used internally by both C and C++ parsers. */ +typedef enum pragma_omp_clause { + PRAGMA_OMP_CLAUSE_NONE = 0, + + PRAGMA_OMP_CLAUSE_COLLAPSE, + PRAGMA_OMP_CLAUSE_COPYIN, + PRAGMA_OMP_CLAUSE_COPYPRIVATE, + PRAGMA_OMP_CLAUSE_DEFAULT, + PRAGMA_OMP_CLAUSE_FIRSTPRIVATE, + PRAGMA_OMP_CLAUSE_IF, + PRAGMA_OMP_CLAUSE_LASTPRIVATE, + PRAGMA_OMP_CLAUSE_NOWAIT, + PRAGMA_OMP_CLAUSE_NUM_THREADS, + PRAGMA_OMP_CLAUSE_ORDERED, + PRAGMA_OMP_CLAUSE_PRIVATE, + PRAGMA_OMP_CLAUSE_REDUCTION, + PRAGMA_OMP_CLAUSE_SCHEDULE, + PRAGMA_OMP_CLAUSE_SHARED, + PRAGMA_OMP_CLAUSE_UNTIED, + PRAGMA_OMP_CLAUSE_FINAL, + PRAGMA_OMP_CLAUSE_MERGEABLE +} pragma_omp_clause; + +extern struct cpp_reader* parse_in; + +/* It's safe to always leave visibility pragma enabled as if + visibility is not supported on the host OS platform the + statements are ignored. */ +extern void push_visibility (const char *, int); +extern bool pop_visibility (int); + +extern void init_pragma (void); + +/* Front-end wrappers for pragma registration. */ +typedef void (*pragma_handler_1arg)(struct cpp_reader *); +/* A second pragma handler, which adds a void * argument allowing to pass extra + data to the handler. */ +typedef void (*pragma_handler_2arg)(struct cpp_reader *, void *); + +/* This union allows to abstract the different handlers. */ +union gen_pragma_handler { + pragma_handler_1arg handler_1arg; + pragma_handler_2arg handler_2arg; +}; +/* Internally used to keep the data of the handler. */ +struct internal_pragma_handler_d { + union gen_pragma_handler handler; + /* Permits to know if handler is a pragma_handler_1arg (extra_data is false) + or a pragma_handler_2arg (extra_data is true). */ + bool extra_data; + /* A data field which can be used when extra_data is true. */ + void * data; +}; +typedef struct internal_pragma_handler_d internal_pragma_handler; + +extern void c_register_pragma (const char *space, const char *name, + pragma_handler_1arg handler); +extern void c_register_pragma_with_data (const char *space, const char *name, + pragma_handler_2arg handler, + void *data); + +extern void c_register_pragma_with_expansion (const char *space, + const char *name, + pragma_handler_1arg handler); +extern void c_register_pragma_with_expansion_and_data (const char *space, + const char *name, + pragma_handler_2arg handler, + void *data); +extern void c_invoke_pragma_handler (unsigned int); + +extern void maybe_apply_pragma_weak (tree); +extern void maybe_apply_pending_pragma_weaks (void); +extern tree maybe_apply_renaming_pragma (tree, tree); +extern void add_to_renaming_pragma_list (tree, tree); + +extern enum cpp_ttype pragma_lex (tree *); + +/* Flags for use with c_lex_with_flags. The values here were picked + so that 0 means to translate and join strings. */ +#define C_LEX_STRING_NO_TRANSLATE 1 /* Do not lex strings into + execution character set. */ +#define C_LEX_STRING_NO_JOIN 2 /* Do not concatenate strings + nor translate them into execution + character set. */ + +/* This is not actually available to pragma parsers. It's merely a + convenient location to declare this function for c-lex, after + having enum cpp_ttype declared. */ +extern enum cpp_ttype c_lex_with_flags (tree *, location_t *, unsigned char *, + int); + +extern void c_pp_lookup_pragma (unsigned int, const char **, const char **); + +extern GTY(()) tree pragma_extern_prefix; + +#endif /* GCC_C_PRAGMA_H */ |