/* Get common system includes and various definitions and declarations based
on autoconf macros.
- Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008
+ Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008,
+ 2009, 2010
Free Software Foundation, Inc.
This file is part of GCC.
#endif
/* Use the unlocked open routines from libiberty. */
+#ifdef fopen /* fopen is a #define on VMS. */
+#undef fopen
+#endif
#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)
extern void *realloc (void *, size_t);
#endif
+#ifdef HAVE_STDINT_H
+#include <stdint.h>
+#endif
+
+#ifdef HAVE_INTTYPES_H
+#include <inttypes.h>
+#endif
+
/* If the system doesn't provide strsignal, we get it defined in
libiberty but no declaration is supplied. */
#if !defined (HAVE_STRSIGNAL) \
# define mkdir(a,b) mkdir(a)
#endif
+/* Provide a way to print an address via printf. */
+#ifndef HOST_PTR_PRINTF
+#define HOST_PTR_PRINTF "%p"
+#endif /* ! HOST_PTR_PRINTF */
+
/* By default, colon separates directories in a path. */
#ifndef PATH_SEPARATOR
#define PATH_SEPARATOR ':'
#if ENABLE_ASSERT_CHECKING
#define gcc_assert(EXPR) \
((void)(!(EXPR) ? fancy_abort (__FILE__, __LINE__, __FUNCTION__), 0 : 0))
+#elif (GCC_VERSION >= 4005)
+#define gcc_assert(EXPR) \
+ ((void)(__builtin_expect(!(EXPR), 0) ? __builtin_unreachable(), 0 : 0))
#else
/* Include EXPR, so that unused variable warnings do not occur. */
#define gcc_assert(EXPR) ((void)(0 && (EXPR)))
#endif
+#ifdef ENABLE_CHECKING
+#define gcc_checking_assert(EXPR) gcc_assert (EXPR)
+#else
+#define gcc_checking_assert(EXPR) ((void)(0 && (EXPR)))
+#endif
+
/* Use gcc_unreachable() to mark unreachable locations (like an
unreachable default case of a switch. Do not use gcc_assert(0). */
+#if (GCC_VERSION >= 4005) && !ENABLE_ASSERT_CHECKING
+#define gcc_unreachable() __builtin_unreachable()
+#else
#define gcc_unreachable() (fancy_abort (__FILE__, __LINE__, __FUNCTION__))
+#endif
/* Provide a fake boolean type. We make no attempt to use the
C99 _Bool, as it may not be available in the bootstrap compiler,
DIVDI3_LIBCALL UDIVSI3_LIBCALL UDIVDI3_LIBCALL MODSI3_LIBCALL \
MODDI3_LIBCALL UMODSI3_LIBCALL UMODDI3_LIBCALL BUILD_VA_LIST_TYPE \
PRETEND_OUTGOING_VARARGS_NAMED STRUCT_VALUE_INCOMING_REGNUM \
- ASM_OUTPUT_SECTION_NAME PROMOTE_FUNCTION_ARGS \
+ ASM_OUTPUT_SECTION_NAME PROMOTE_FUNCTION_ARGS PROMOTE_FUNCTION_MODE \
STRUCT_VALUE_INCOMING STRICT_ARGUMENT_NAMING \
PROMOTE_FUNCTION_RETURN PROMOTE_PROTOTYPES STRUCT_VALUE_REGNUM \
SETUP_INCOMING_VARARGS EXPAND_BUILTIN_SAVEREGS \
MUST_PASS_IN_STACK FUNCTION_ARG_PASS_BY_REFERENCE \
VECTOR_MODE_SUPPORTED_P TARGET_SUPPORTS_HIDDEN \
FUNCTION_ARG_PARTIAL_NREGS ASM_OUTPUT_DWARF_DTPREL \
- ALLOCATE_INITIAL_VALUE LEGITIMIZE_ADDRESS
+ ALLOCATE_INITIAL_VALUE LEGITIMIZE_ADDRESS FRAME_POINTER_REQUIRED \
+ CAN_ELIMINATE TRAMPOLINE_TEMPLATE INITIALIZE_TRAMPOLINE \
+ TRAMPOLINE_ADJUST_ADDRESS STATIC_CHAIN STATIC_CHAIN_INCOMING \
+ RETURN_POPS_ARGS UNITS_PER_SIMD_WORD OVERRIDE_OPTIONS \
+ OPTIMIZATION_OPTIONS CLASS_LIKELY_SPILLED_P \
+ USING_SJLJ_EXCEPTIONS TARGET_UNWIND_INFO \
+ LABEL_ALIGN_MAX_SKIP LOOP_ALIGN_MAX_SKIP \
+ LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP JUMP_ALIGN_MAX_SKIP \
+ CAN_DEBUG_WITHOUT_FP
/* 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
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 \
+ PREDICATE_CODES SPECIAL_MODE_PREDICATES UNALIGNED_WORD_ASM_OP \
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
+ ASM_OUTPUT_SHARED_LOCAL ASM_MAKE_LABEL_LINKONCE \
+ STACK_CHECK_PROBE_INTERVAL STACK_CHECK_PROBE_LOAD \
+ ORDER_REGS_FOR_LOCAL_ALLOC FUNCTION_OUTGOING_VALUE \
+ ASM_DECLARE_CONSTANT_NAME MODIFY_TARGET_NAME SWITCHES_NEED_SPACES \
+ SWITCH_CURTAILS_COMPILATION
/* Hooks that are no longer used. */
#pragma GCC poison LANG_HOOKS_FUNCTION_MARK LANG_HOOKS_FUNCTION_FREE \
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_TRUTHVALUE_CONVERSION
+ LANG_HOOKS_POPLEVEL LANG_HOOKS_TRUTHVALUE_CONVERSION \
+ TARGET_PROMOTE_FUNCTION_ARGS TARGET_PROMOTE_FUNCTION_RETURN \
+ LANG_HOOKS_MISSING_ARGUMENT LANG_HOOKS_HASH_TYPES \
+ TARGET_HANDLE_OFAST TARGET_OPTION_OPTIMIZATION
+
+/* Hooks into libgcc2. */
+ #pragma GCC poison LIBGCC2_DOUBLE_TYPE_SIZE LIBGCC2_WORDS_BIG_ENDIAN
/* Miscellaneous macros that are no longer used. */
#pragma GCC poison USE_MAPPED_LOCATION
VA_FIXEDARG VA_CLOSE VA_START
#endif /* IN_GCC */
+/* Front ends should never have to include middle-end headers. Enforce
+ this by poisoning the header double-include protection defines. */
+#ifdef IN_GCC_FRONTEND
+#pragma GCC poison GCC_RTL_H GCC_EXCEPT_H GCC_EXPR_H
+#endif
+
/* Note: not all uses of the `index' token (e.g. variable names and
structure members) have been eliminated. */
#undef bcopy
/* GCC 4.0.x has a bug where it may ICE on this expression,
so does GCC 3.4.x (PR17436). */
#define CONST_CAST2(TOTYPE,FROMTYPE,X) ((__extension__(union {FROMTYPE _q; TOTYPE _nq;})(X))._nq)
+#elif defined(__GNUC__)
+static inline char *
+helper_const_non_const_cast (const char *p)
+{
+ union {
+ const char *const_c;
+ char *c;
+ } val;
+ val.const_c = p;
+ return val.c;
+}
+
+#define CONST_CAST2(TOTYPE,FROMTYPE,X) \
+ ((TOTYPE) helper_const_non_const_cast ((const char *) (FROMTYPE) (X)))
#else
#define CONST_CAST2(TOTYPE,FROMTYPE,X) ((TOTYPE)(FROMTYPE)(X))
#endif
#define VALGRIND_FREELIKE_BLOCK(x,y)
#endif
+/* In LTO -fwhole-program build we still want to keep the debug functions available
+ for debugger. Mark them as used to prevent removal. */
+#if (GCC_VERSION > 4000)
+#define DEBUG_FUNCTION __attribute__ ((__used__))
+#define DEBUG_VARIABLE __attribute__ ((__used__))
+#else
+#define DEBUG_FUNCTION
+#define DEBUG_VARIABLE
+#endif
+
#endif /* ! GCC_SYSTEM_H */