X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2Fc-pragma.h;h=9a3ff976b1c1705766a17fbbe86fad619fd6f892;hb=5e016dfc61b8e84dcbd0df9a4807394e1ca173bf;hp=65b1cc4df711d69bcbc4f102397ec7bed1978cdb;hpb=71d9fc9b9b1cf6e3a620d5a7c4e3668497553410;p=pf3gnuchains%2Fgcc-fork.git diff --git a/gcc/c-pragma.h b/gcc/c-pragma.h index 65b1cc4df71..9a3ff976b1c 100644 --- a/gcc/c-pragma.h +++ b/gcc/c-pragma.h @@ -1,33 +1,80 @@ /* Pragma related interfaces. - Copyright (C) 1995, 1998, 1999, 2000 Free Software Foundation, Inc. + Copyright (C) 1995, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 + Free Software Foundation, Inc. -This file is part of GNU CC. +This file is part of GCC. -GNU CC 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 2, or (at your option) -any later version. +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 2, or (at your option) any later +version. -GNU CC 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. +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 GNU CC; see the file COPYING. If not, write to -the Free Software Foundation, 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ +along with GCC; see the file COPYING. If not, write to the Free +Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301, USA. */ + +#ifndef GCC_C_PRAGMA_H +#define GCC_C_PRAGMA_H + +#include /* 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_THREADPRIVATE, + + PRAGMA_GCC_PCH_PREPROCESS, + + PRAGMA_FIRST_EXTERNAL +} pragma_kind; + + +/* All clauses defined by OpenMP 2.5. + Used internally by both C and C++ parsers. */ +typedef enum pragma_omp_clause { + PRAGMA_OMP_CLAUSE_NONE = 0, + + 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; + +extern struct cpp_reader* parse_in; -#ifndef _C_PRAGMA_H -#define _C_PRAGMA_H - -#ifdef HANDLE_SYSV_PRAGMA -/* Support #pragma weak iff ASM_WEAKEN_LABEL and ASM_OUTPUT_DEF are - defined. */ -#if defined (ASM_WEAKEN_LABEL) && defined (ASM_OUTPUT_DEF) #define HANDLE_PRAGMA_WEAK SUPPORTS_WEAK -#endif +#ifdef HANDLE_SYSV_PRAGMA /* We always support #pragma pack for SYSV pragmas. */ #ifndef HANDLE_PRAGMA_PACK #define HANDLE_PRAGMA_PACK 1 @@ -41,61 +88,42 @@ Boston, MA 02111-1307, USA. */ #define HANDLE_PRAGMA_PACK 1 #endif /* HANDLE_PRAGMA_PACK_PUSH_POP */ - -#ifdef HANDLE_PRAGMA_WEAK -/* This structure contains any weak symbol declarations waiting to be emitted. */ -struct weak_syms -{ - struct weak_syms * next; - const char * name; - const char * value; -}; - -/* Declared in varasm.c */ -extern struct weak_syms * weak_decls; - -extern int add_weak PARAMS ((const char *, const char *)); -#endif /* HANDLE_PRAGMA_WEAK */ - - -/* Define HANDLE_GENERIC_PRAGMAS if any kind of front-end pragma - parsing is to be done. The code in GCC's generic C source files - will only look for the definition of this constant. They will - ignore definitions of HANDLE_PRAGMA_PACK and so on. - With #pragma poison, this is always set. */ -#define HANDLE_GENERIC_PRAGMAS 1 - - -#ifdef HANDLE_GENERIC_PRAGMAS -enum pragma_state -{ - ps_start, - ps_done, -#ifdef HANDLE_PRAGMA_WEAK - ps_weak, - ps_name, - ps_equals, - ps_value, -#endif -#ifdef HANDLE_PRAGMA_PACK - ps_pack, - ps_left, - ps_align, - ps_right, -#endif -#ifdef HANDLE_PRAGMA_PACK_PUSH_POP - ps_push, ps_pushcomma, ps_pushid, ps_pushcomma2, - ps_pop, ps_popcomma, -#endif - ps_poison, - ps_bad -}; - -/* Handle a C style pragma */ -extern int handle_pragma_token PARAMS ((const char *, tree)); - -#endif /* HANDLE_GENERIC_PRAGMAS */ - -extern void init_pragma PARAMS ((void)); - -#endif /* _C_PRAGMA_H */ +/* It's safe to always leave visibility pragma enabled as if + visibility is not supported on the host OS platform the + statements are ignored. */ +#define HANDLE_PRAGMA_VISIBILITY 1 +extern void push_visibility (const char *); +extern void pop_visibility (void); + +extern void init_pragma (void); + +/* Front-end wrappers for pragma registration. */ +typedef void (*pragma_handler)(struct cpp_reader *); +extern void c_register_pragma (const char *, const char *, pragma_handler); +extern void c_register_pragma_with_expansion (const char *, const char *, + pragma_handler); +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 *); + +/* 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 *); + +/* If 1, then lex strings into the execution character set. + If 0, lex strings into the host character set. + If -1, lex both, and chain them together, such that the former + is the TREE_CHAIN of the latter. */ +extern int c_lex_string_translate; + +/* If true, strings should be passed to the caller of c_lex completely + unmolested (no concatenation, no translation). */ +extern bool c_lex_return_raw_strings; + +#endif /* GCC_C_PRAGMA_H */