X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=gcc%2Fsystem.h;h=f1386323d5e7ad2dcaad0e38025f7750d17f88b9;hp=2cdafb96fdffff5ce88befa3e0c8801caebdb341;hb=bbe6c295cf3aefba0f84f2fc1d1088637dc60930;hpb=2c4067e89b311f9b86aa70d89354134fefb76d45
diff --git a/gcc/system.h b/gcc/system.h
index 2cdafb96fdf..f1386323d5e 100644
--- a/gcc/system.h
+++ b/gcc/system.h
@@ -1,13 +1,13 @@
/* Get common system includes and various definitions and declarations based
on autoconf macros.
- Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004
+ Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008
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 2, or (at your option) any later
+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
@@ -16,9 +16,8 @@ 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 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 COPYING3. If not see
+. */
#ifndef GCC_SYSTEM_H
@@ -46,6 +45,11 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
#define NULL 0
#endif
+/* Use the unlocked open routines from libiberty. */
+#define fopen(PATH,MODE) fopen_unlocked(PATH,MODE)
+#define fdopen(FILDES,MODE) fdopen_unlocked(FILDES,MODE)
+#define freopen(PATH,MODE,STREAM) freopen_unlocked(PATH,MODE,STREAM)
+
/* The compiler is not a multi-threaded application and therefore we
do not have to use the locking functions. In fact, using the locking
functions can cause the compiler to be significantly slower under
@@ -65,11 +69,65 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
# undef putc
# define putc(C, Stream) putc_unlocked (C, Stream)
# endif
+# ifdef HAVE_PUTCHAR_UNLOCKED
+# undef putchar
+# define putchar(C) putchar_unlocked (C)
+# endif
+# ifdef HAVE_GETC_UNLOCKED
+# undef getc
+# define getc(Stream) getc_unlocked (Stream)
+# endif
+# ifdef HAVE_GETCHAR_UNLOCKED
+# undef getchar
+# define getchar() getchar_unlocked ()
+# endif
# ifdef HAVE_FPUTC_UNLOCKED
# undef fputc
# define fputc(C, Stream) fputc_unlocked (C, Stream)
# endif
+# ifdef HAVE_CLEARERR_UNLOCKED
+# undef clearerr
+# define clearerr(Stream) clearerr_unlocked (Stream)
+# if defined (HAVE_DECL_CLEARERR_UNLOCKED) && !HAVE_DECL_CLEARERR_UNLOCKED
+extern void clearerr_unlocked (FILE *);
+# endif
+# endif
+# ifdef HAVE_FEOF_UNLOCKED
+# undef feof
+# define feof(Stream) feof_unlocked (Stream)
+# if defined (HAVE_DECL_FEOF_UNLOCKED) && !HAVE_DECL_FEOF_UNLOCKED
+extern int feof_unlocked (FILE *);
+# endif
+# endif
+# ifdef HAVE_FILENO_UNLOCKED
+# undef fileno
+# define fileno(Stream) fileno_unlocked (Stream)
+# if defined (HAVE_DECL_FILENO_UNLOCKED) && !HAVE_DECL_FILENO_UNLOCKED
+extern int fileno_unlocked (FILE *);
+# endif
+# endif
+# ifdef HAVE_FFLUSH_UNLOCKED
+# undef fflush
+# define fflush(Stream) fflush_unlocked (Stream)
+# if defined (HAVE_DECL_FFLUSH_UNLOCKED) && !HAVE_DECL_FFLUSH_UNLOCKED
+extern int fflush_unlocked (FILE *);
+# endif
+# endif
+# ifdef HAVE_FGETC_UNLOCKED
+# undef fgetc
+# define fgetc(Stream) fgetc_unlocked (Stream)
+# if defined (HAVE_DECL_FGETC_UNLOCKED) && !HAVE_DECL_FGETC_UNLOCKED
+extern int fgetc_unlocked (FILE *);
+# endif
+# endif
+# ifdef HAVE_FGETS_UNLOCKED
+# undef fgets
+# define fgets(S, n, Stream) fgets_unlocked (S, n, Stream)
+# if defined (HAVE_DECL_FGETS_UNLOCKED) && !HAVE_DECL_FGETS_UNLOCKED
+extern char *fgets_unlocked (char *, int, FILE *);
+# endif
+# endif
# ifdef HAVE_FPUTS_UNLOCKED
# undef fputs
# define fputs(String, Stream) fputs_unlocked (String, Stream)
@@ -77,11 +135,25 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
extern int fputs_unlocked (const char *, FILE *);
# endif
# endif
+# ifdef HAVE_FERROR_UNLOCKED
+# undef ferror
+# define ferror(Stream) ferror_unlocked (Stream)
+# if defined (HAVE_DECL_FERROR_UNLOCKED) && !HAVE_DECL_FERROR_UNLOCKED
+extern int ferror_unlocked (FILE *);
+# endif
+# endif
+# ifdef HAVE_FREAD_UNLOCKED
+# undef fread
+# define fread(Ptr, Size, N, Stream) fread_unlocked (Ptr, Size, N, Stream)
+# if defined (HAVE_DECL_FREAD_UNLOCKED) && !HAVE_DECL_FREAD_UNLOCKED
+extern size_t fread_unlocked (void *, size_t, size_t, FILE *);
+# endif
+# endif
# ifdef HAVE_FWRITE_UNLOCKED
# undef fwrite
# define fwrite(Ptr, Size, N, Stream) fwrite_unlocked (Ptr, Size, N, Stream)
# if defined (HAVE_DECL_FWRITE_UNLOCKED) && !HAVE_DECL_FWRITE_UNLOCKED
-extern int fwrite_unlocked (const void *, size_t, size_t, FILE *);
+extern size_t fwrite_unlocked (const void *, size_t, size_t, FILE *);
# endif
# endif
# ifdef HAVE_FPRINTF_UNLOCKED
@@ -154,6 +226,8 @@ extern int errno;
# endif
#endif
+#define ICE_EXIT_CODE 4
+
#ifdef HAVE_UNISTD_H
# include
#endif
@@ -179,7 +253,8 @@ extern int errno;
UPPER. However the bounds themselves can be either positive or
negative. */
#define IN_RANGE(VALUE, LOWER, UPPER) \
- ((unsigned HOST_WIDE_INT) ((VALUE) - (LOWER)) <= ((UPPER) - (LOWER)))
+ ((unsigned HOST_WIDE_INT) (VALUE) - (unsigned HOST_WIDE_INT) (LOWER) \
+ <= (unsigned HOST_WIDE_INT) (UPPER) - (unsigned HOST_WIDE_INT) (LOWER))
/* Infrastructure for defining missing _MAX and _MIN macros. Note that
macros defined with these cannot be used in #if. */
@@ -370,6 +445,10 @@ extern void abort (void);
extern int snprintf (char *, size_t, const char *, ...);
#endif
+#if defined (HAVE_DECL_VSNPRINTF) && !HAVE_DECL_VSNPRINTF
+extern int vsnprintf(char *, size_t, const char *, va_list);
+#endif
+
/* 1 if we have C99 designated initializers. */
#if !defined(HAVE_DESIGNATED_INITIALIZERS)
#define HAVE_DESIGNATED_INITIALIZERS \
@@ -434,19 +513,6 @@ extern int snprintf (char *, size_t, const char *, ...);
# define mkdir(a,b) mkdir(a)
#endif
-/* Provide a way to print an address via printf. */
-#ifndef HOST_PTR_PRINTF
-# ifdef HAVE_PRINTF_PTR
-# define HOST_PTR_PRINTF "%p"
-# elif SIZEOF_INT == SIZEOF_VOID_P
-# define HOST_PTR_PRINTF "%x"
-# elif SIZEOF_LONG == SIZEOF_VOID_P
-# define HOST_PTR_PRINTF "%lx"
-# else
-# define HOST_PTR_PRINTF "%llx"
-# endif
-#endif /* ! HOST_PTR_PRINTF */
-
/* By default, colon separates directories in a path. */
#ifndef PATH_SEPARATOR
#define PATH_SEPARATOR ':'
@@ -545,7 +611,6 @@ extern void fancy_abort (const char *, int, const char *) ATTRIBUTE_NORETURN;
# define FALSE false
#endif /* !__cplusplus */
-
/* Some compilers do not allow the use of unsigned char in bitfields. */
#define BOOL_BITFIELD unsigned int
@@ -614,7 +679,9 @@ extern void fancy_abort (const char *, int, const char *) ATTRIBUTE_NORETURN;
DEFAULT_SHORT_ENUMS SPLIT_COMPLEX_ARGS MD_ASM_CLOBBERS \
HANDLE_PRAGMA_REDEFINE_EXTNAME HANDLE_PRAGMA_EXTERN_PREFIX \
MUST_PASS_IN_STACK FUNCTION_ARG_PASS_BY_REFERENCE \
- VECTOR_MODE_SUPPORTED_P
+ VECTOR_MODE_SUPPORTED_P TARGET_SUPPORTS_HIDDEN \
+ FUNCTION_ARG_PARTIAL_NREGS ASM_OUTPUT_DWARF_DTPREL \
+ ALLOCATE_INITIAL_VALUE
/* Other obsolete target macros, or macros that used to be in target
headers and were not used, and may be obsolete or may never have
@@ -630,8 +697,8 @@ extern void fancy_abort (const char *, int, const char *) ATTRIBUTE_NORETURN;
NO_BUILTIN_PTRDIFF_TYPE NO_BUILTIN_WCHAR_TYPE NO_BUILTIN_WINT_TYPE \
BLOCK_PROFILER BLOCK_PROFILER_CODE FUNCTION_BLOCK_PROFILER \
FUNCTION_BLOCK_PROFILER_EXIT MACHINE_STATE_SAVE \
- MACHINE_STATE_RESTORE SCCS_DIRECTIVE SECTION_ASM_OP \
- ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL ASM_OUTPUT_INTERNAL_LABEL \
+ MACHINE_STATE_RESTORE SCCS_DIRECTIVE SECTION_ASM_OP BYTEORDER \
+ ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL HOST_WORDS_BIG_ENDIAN \
OBJC_PROLOGUE ALLOCATE_TRAMPOLINE HANDLE_PRAGMA ROUND_TYPE_SIZE \
ROUND_TYPE_SIZE_UNIT CONST_SECTION_ASM_OP CRT_GET_RFIB_TEXT \
DBX_LBRAC_FIRST DBX_OUTPUT_ENUM DBX_OUTPUT_SOURCE_FILENAME \
@@ -645,8 +712,7 @@ extern void fancy_abort (const char *, int, const char *) ATTRIBUTE_NORETURN;
PROMOTED_MODE EXPAND_BUILTIN_VA_END \
LINKER_DOES_NOT_WORK_WITH_DWARF2 FUNCTION_ARG_KEEP_AS_REFERENCE \
GIV_SORT_CRITERION MAX_LONG_TYPE_SIZE MAX_LONG_DOUBLE_TYPE_SIZE \
- MAX_WCHAR_TYPE_SIZE GCOV_TYPE_SIZE SHARED_SECTION_ASM_OP \
- INTEGRATE_THRESHOLD \
+ MAX_WCHAR_TYPE_SIZE SHARED_SECTION_ASM_OP INTEGRATE_THRESHOLD \
FINAL_REG_PARM_STACK_SPACE MAYBE_REG_PARM_STACK_SPACE \
TRADITIONAL_PIPELINE_INTERFACE DFA_PIPELINE_INTERFACE \
DBX_OUTPUT_STANDARD_TYPES BUILTIN_SETJMP_FRAME_VALUE \
@@ -657,7 +723,18 @@ extern void fancy_abort (const char *, int, const char *) ATTRIBUTE_NORETURN;
ASM_OUTPUT_FILENAME ASM_OUTPUT_SOURCE_LINE FILE_NAME_JOINER \
GDB_INV_REF_REGPARM_STABS_LETTER DBX_MEMPARM_STABS_LETTER \
PUT_SDB_SRC_FILE STABS_GCC_MARKER DBX_OUTPUT_FUNCTION_END \
- DBX_OUTPUT_GCC_MARKER DBX_FINISH_SYMBOL SDB_GENERATE_FAKE
+ DBX_OUTPUT_GCC_MARKER DBX_FINISH_SYMBOL SDB_GENERATE_FAKE \
+ NON_SAVING_SETJMP TARGET_LATE_RTL_PROLOGUE_EPILOGUE \
+ CASE_DROPS_THROUGH TARGET_BELL TARGET_BS TARGET_CR TARGET_DIGIT0 \
+ TARGET_ESC TARGET_FF TARGET_NEWLINE TARGET_TAB TARGET_VT \
+ LINK_LIBGCC_SPECIAL DONT_ACCESS_GBLS_AFTER_EPILOGUE \
+ TARGET_OPTIONS TARGET_SWITCHES EXTRA_CC_MODES FINALIZE_PIC \
+ PREDICATE_CODES SPECIAL_MODE_PREDICATES HOST_PTR_PRINTF \
+ EXTRA_SECTIONS EXTRA_SECTION_FUNCTIONS READONLY_DATA_SECTION \
+ TARGET_ASM_EXCEPTION_SECTION TARGET_ASM_EH_FRAME_SECTION \
+ SMALL_ARG_MAX ASM_OUTPUT_SHARED_BSS ASM_OUTPUT_SHARED_COMMON \
+ ASM_OUTPUT_SHARED_LOCAL UNALIGNED_WORD_ASM_OP \
+ ASM_MAKE_LABEL_LINKONCE
/* Hooks that are no longer used. */
#pragma GCC poison LANG_HOOKS_FUNCTION_MARK LANG_HOOKS_FUNCTION_FREE \
@@ -665,7 +742,10 @@ extern void fancy_abort (const char *, int, const char *) ATTRIBUTE_NORETURN;
LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS \
LANG_HOOKS_PUSHLEVEL LANG_HOOKS_SET_BLOCK \
LANG_HOOKS_MAYBE_BUILD_CLEANUP LANG_HOOKS_UPDATE_DECL_AFTER_SAVING \
- LANG_HOOKS_POPLEVEL
+ LANG_HOOKS_POPLEVEL LANG_HOOKS_TRUTHVALUE_CONVERSION
+
+/* Miscellaneous macros that are no longer used. */
+ #pragma GCC poison USE_MAPPED_LOCATION
/* Libiberty macros that are no longer used in GCC. */
#undef ANSI_PROTOTYPES
@@ -690,4 +770,66 @@ extern void fancy_abort (const char *, int, const char *) ATTRIBUTE_NORETURN;
#endif /* GCC >= 3.0 */
+/* This macro allows casting away const-ness to pass -Wcast-qual
+ warnings. DO NOT USE THIS UNLESS YOU REALLY HAVE TO! It should
+ only be used in certain specific cases. One valid case is where
+ the C standard definitions or prototypes force you to. E.g. if you
+ need to free a const object, or if you pass a const string to
+ execv, et al. Another valid use would be in an allocation function
+ that creates const objects that need to be initialized. In some
+ cases we have non-const functions that return the argument
+ (e.g. next_nonnote_insn). Rather than create const shadow
+ functions, we can cast away const-ness in calling these interfaces
+ if we're careful to verify that the called function does indeed not
+ modify its argument and the return value is only used in a const
+ context. (This can be somewhat dangerous as these assumptions can
+ change after the fact). Beyond these uses, most other cases of
+ using this macro should be viewed with extreme caution. */
+
+#if defined(__GNUC__) && GCC_VERSION != 4000
+/* GCC 4.0.x has a bug where it may ICE on this expression. */
+#define CONST_CAST2(TOTYPE,FROMTYPE,X) ((__extension__(union {FROMTYPE _q; TOTYPE _nq;})(X))._nq)
+#else
+#define CONST_CAST2(TOTYPE,FROMTYPE,X) ((TOTYPE)(FROMTYPE)(X))
+#endif
+#define CONST_CAST(TYPE,X) CONST_CAST2(TYPE, const TYPE, (X))
+#define CONST_CAST_TREE(X) CONST_CAST(union tree_node *, (X))
+#define CONST_CAST_RTX(X) CONST_CAST(struct rtx_def *, (X))
+#define CONST_CAST_BB(X) CONST_CAST(struct basic_block_def *, (X))
+
+/* Activate -Wcast-qual as a warning (not an error/-Werror). */
+#if GCC_VERSION >= 4003
+#pragma GCC diagnostic warning "-Wcast-qual"
+/* If asserts are disabled, activate -Wuninitialized as a warning (not
+ an error/-Werror). */
+#ifndef ASSERT_CHECKING
+#pragma GCC diagnostic warning "-Wuninitialized"
+#endif
+#endif
+
+#ifdef ENABLE_VALGRIND_CHECKING
+# ifdef HAVE_VALGRIND_MEMCHECK_H
+# include
+# elif defined HAVE_MEMCHECK_H
+# include
+# else
+# include
+# endif
+/* Compatibility macros to let valgrind 3.1 work. */
+# ifndef VALGRIND_MAKE_MEM_NOACCESS
+# define VALGRIND_MAKE_MEM_NOACCESS VALGRIND_MAKE_NOACCESS
+# endif
+# ifndef VALGRIND_MAKE_MEM_DEFINED
+# define VALGRIND_MAKE_MEM_DEFINED VALGRIND_MAKE_READABLE
+# endif
+# ifndef VALGRIND_MAKE_MEM_UNDEFINED
+# define VALGRIND_MAKE_MEM_UNDEFINED VALGRIND_MAKE_WRITABLE
+# endif
+#else
+/* Avoid #ifdef:s when we can help it. */
+#define VALGRIND_DISCARD(x)
+#define VALGRIND_MALLOCLIKE_BLOCK(w,x,y,z)
+#define VALGRIND_FREELIKE_BLOCK(x,y)
+#endif
+
#endif /* ! GCC_SYSTEM_H */