11 #if defined(__ANDROID__) 12 # include <sys/cdefs.h> 13 #elif defined(__APPLE__) 14 # include <TargetConditionals.h> 15 #elif defined(__linux__
) 16 # include <features.h> 27 #if defined(__GLIBC__
) && defined(__GLIBC_MINOR__
) 28 # define V8_GLIBC_PREREQ(major, minor) 29 ((__GLIBC__
* 100
+ __GLIBC_MINOR__
) >= ((major) * 100
+ (minor))) 31 # define V8_GLIBC_PREREQ(major, minor) 0
42 #if defined(__GNUC__
) && defined(__GNUC_MINOR__
) && defined(__GNUC_PATCHLEVEL__
) 43 # define V8_GNUC_PREREQ(major, minor, patchlevel) 44 ((__GNUC__
* 10000
+ __GNUC_MINOR__
* 100
+ __GNUC_PATCHLEVEL__
) >= 45 ((major) * 10000
+ (minor) * 100
+ (patchlevel))) 46 #elif defined(__GNUC__) && defined(__GNUC_MINOR__) 47 # define V8_GNUC_PREREQ(major, minor, patchlevel) 48 ((__GNUC__ * 10000
+ __GNUC_MINOR__ * 100
) >= 49 ((major) * 10000
+ (minor) * 100
+ (patchlevel))) 51 # define V8_GNUC_PREREQ(major, minor, patchlevel) 0
76 #if defined(__ANDROID__) 77 # define V8_OS_ANDROID 1
78 # define V8_OS_LINUX 1
79 # define V8_OS_POSIX 1
80 #elif defined(__APPLE__) 82 # define V8_OS_MACOSX 1
83 # define V8_OS_POSIX 1
84 # if defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE 87 #elif defined(__CYGWIN__) 88 # define V8_OS_CYGWIN 1
89 # define V8_OS_POSIX 1
90 #elif defined(__linux__
) 91 # define V8_OS_LINUX 1
92 # define V8_OS_POSIX 1
94 # define V8_OS_POSIX 1
95 # define V8_OS_SOLARIS 1
99 #elif defined(__FreeBSD__) 101 # define V8_OS_FREEBSD 1
102 # define V8_OS_POSIX 1
103 #elif defined(__Fuchsia__) 104 # define V8_OS_FUCHSIA 1
105 # define V8_OS_POSIX 1
106 #elif defined(__DragonFly__) 108 # define V8_OS_DRAGONFLYBSD 1
109 # define V8_OS_POSIX 1
110 #elif defined(__NetBSD__) 112 # define V8_OS_NETBSD 1
113 # define V8_OS_POSIX 1
114 #elif defined(__OpenBSD__) 116 # define V8_OS_OPENBSD 1
117 # define V8_OS_POSIX 1
118 #elif defined(__QNXNTO__) 119 # define V8_OS_POSIX 1
121 #elif defined(_WIN32) 141 #if defined (_MSC_VER) 142 # define V8_LIBC_MSVCRT 1
143 #elif defined(__BIONIC__) 144 # define V8_LIBC_BIONIC 1
145 # define V8_LIBC_BSD 1
146 #elif defined(__UCLIBC__) 148 # define V8_LIBC_UCLIBC 1
149 #elif defined(__GLIBC__
) || defined(__GNU_LIBRARY__
) 150 # define V8_LIBC_GLIBC 1
152 # define V8_LIBC_BSD V8_OS_BSD 203 #if defined(__clang__
) 205 #if defined(__GNUC__
) 209 # define V8_HAS_ATTRIBUTE_ALWAYS_INLINE (__has_attribute(always_inline)) 210 # define V8_HAS_ATTRIBUTE_DEPRECATED (__has_attribute(deprecated)) 211 # define V8_HAS_ATTRIBUTE_DEPRECATED_MESSAGE 212 (__has_extension(attribute_deprecated_with_message)) 213 # define V8_HAS_ATTRIBUTE_NOINLINE (__has_attribute(noinline)) 214 # define V8_HAS_ATTRIBUTE_UNUSED (__has_attribute(unused)) 215 # define V8_HAS_ATTRIBUTE_VISIBILITY (__has_attribute(visibility)) 216 # define V8_HAS_ATTRIBUTE_WARN_UNUSED_RESULT 217 (__has_attribute(warn_unused_result)) 219 # define V8_HAS_BUILTIN_ASSUME_ALIGNED (__has_builtin(__builtin_assume_aligned)) 220 # define V8_HAS_BUILTIN_BSWAP16 (__has_builtin(__builtin_bswap16)) 221 # define V8_HAS_BUILTIN_BSWAP32 (__has_builtin(__builtin_bswap32)) 222 # define V8_HAS_BUILTIN_BSWAP64 (__has_builtin(__builtin_bswap64)) 223 # define V8_HAS_BUILTIN_CLZ (__has_builtin(__builtin_clz)) 224 # define V8_HAS_BUILTIN_CTZ (__has_builtin(__builtin_ctz)) 225 # define V8_HAS_BUILTIN_EXPECT (__has_builtin(__builtin_expect)) 226 # define V8_HAS_BUILTIN_FRAME_ADDRESS (__has_builtin(__builtin_frame_address)) 227 # define V8_HAS_BUILTIN_POPCOUNT (__has_builtin(__builtin_popcount)) 228 # define V8_HAS_BUILTIN_SADD_OVERFLOW (__has_builtin(__builtin_sadd_overflow)) 229 # define V8_HAS_BUILTIN_SSUB_OVERFLOW (__has_builtin(__builtin_ssub_overflow)) 230 # define V8_HAS_BUILTIN_UADD_OVERFLOW (__has_builtin(__builtin_uadd_overflow)) 234 # define V8_HAS_COMPUTED_GOTO 1
236 # if __cplusplus
>= 201402L
237 # define V8_CAN_HAVE_DCHECK_IN_CONSTEXPR 1
240 #elif defined(__GNUC__) 243 # if defined(__INTEL_COMPILER) 244 # define V8_CC_INTEL 1
246 # if defined(__MINGW32__) 247 # define V8_CC_MINGW32 1
249 # if defined(__MINGW64__) 250 # define V8_CC_MINGW64 1
252 # define V8_CC_MINGW (V8_CC_MINGW32 || V8_CC_MINGW64) 257 # define V8_HAS_ATTRIBUTE_ALWAYS_INLINE (V8_GNUC_PREREQ(4
, 4
, 0
)) 258 # define V8_HAS_ATTRIBUTE_DEPRECATED (V8_GNUC_PREREQ(3
, 4
, 0
)) 259 # define V8_HAS_ATTRIBUTE_DEPRECATED_MESSAGE (V8_GNUC_PREREQ(4
, 5
, 0
)) 260 # define V8_HAS_ATTRIBUTE_NOINLINE (V8_GNUC_PREREQ(3
, 4
, 0
)) 261 # define V8_HAS_ATTRIBUTE_UNUSED (V8_GNUC_PREREQ(2
, 95
, 0
)) 262 # define V8_HAS_ATTRIBUTE_VISIBILITY (V8_GNUC_PREREQ(4
, 3
, 0
)) 263 # define V8_HAS_ATTRIBUTE_WARN_UNUSED_RESULT 264 (!V8_CC_INTEL && V8_GNUC_PREREQ(4
, 1
, 0
)) 266 # define V8_HAS_BUILTIN_ASSUME_ALIGNED (V8_GNUC_PREREQ(4
, 7
, 0
)) 267 # define V8_HAS_BUILTIN_CLZ (V8_GNUC_PREREQ(3
, 4
, 0
)) 268 # define V8_HAS_BUILTIN_CTZ (V8_GNUC_PREREQ(3
, 4
, 0
)) 269 # define V8_HAS_BUILTIN_EXPECT (V8_GNUC_PREREQ(2
, 96
, 0
)) 270 # define V8_HAS_BUILTIN_FRAME_ADDRESS (V8_GNUC_PREREQ(2
, 96
, 0
)) 271 # define V8_HAS_BUILTIN_POPCOUNT (V8_GNUC_PREREQ(3
, 4
, 0
)) 274 #define V8_HAS_COMPUTED_GOTO (V8_GNUC_PREREQ(2
, 0
, 0
)) 278 #if defined(_MSC_VER) 279 # define V8_CC_MSVC 1
281 # define V8_HAS_DECLSPEC_DEPRECATED 1
282 # define V8_HAS_DECLSPEC_NOINLINE 1
283 # define V8_HAS_DECLSPEC_SELECTANY 1
284 # define V8_HAS_DECLSPEC_NORETURN 1
286 # define V8_HAS___FORCEINLINE 1
297 #if !defined(DEBUG) && V8_HAS_ATTRIBUTE_ALWAYS_INLINE
298 # define V8_INLINE inline __attribute__((always_inline)) 299 #elif !defined(DEBUG) && V8_HAS___FORCEINLINE 300 # define V8_INLINE __forceinline 302 # define V8_INLINE inline 305 #if V8_HAS_BUILTIN_ASSUME_ALIGNED
306 # define V8_ASSUME_ALIGNED(ptr, alignment) 307 __builtin_assume_aligned((ptr), (alignment)) 309 # define V8_ASSUME_ALIGNED(ptr) (ptr) 316 #if !defined(DEBUG) && V8_HAS_ATTRIBUTE_NOINLINE
317 # define V8_NOINLINE __attribute__((noinline)) 318 #elif !defined(DEBUG) && V8_HAS_DECLSPEC_NOINLINE 319 # define V8_NOINLINE __declspec(noinline) 326 #if defined(V8_DEPRECATION_WARNINGS) && V8_HAS_ATTRIBUTE_DEPRECATED_MESSAGE
327 #define V8_DEPRECATED(message, declarator) 328 declarator __attribute__((deprecated(message))) 329 #elif defined(V8_DEPRECATION_WARNINGS) && V8_HAS_ATTRIBUTE_DEPRECATED
330 #define V8_DEPRECATED(message, declarator) 331 declarator __attribute__((deprecated)) 332 #elif defined(V8_DEPRECATION_WARNINGS) && V8_HAS_DECLSPEC_DEPRECATED 333 #define V8_DEPRECATED(message, declarator) __declspec(deprecated) declarator 335 #define V8_DEPRECATED(message, declarator) declarator 340 #if defined(V8_IMMINENT_DEPRECATION_WARNINGS) && 341 V8_HAS_ATTRIBUTE_DEPRECATED_MESSAGE
342 #define V8_DEPRECATE_SOON(message, declarator) 343 declarator __attribute__((deprecated(message))) 344 #elif defined(V8_IMMINENT_DEPRECATION_WARNINGS) && V8_HAS_ATTRIBUTE_DEPRECATED
345 #define V8_DEPRECATE_SOON(message, declarator) 346 declarator __attribute__((deprecated)) 347 #elif defined(V8_IMMINENT_DEPRECATION_WARNINGS) && V8_HAS_DECLSPEC_DEPRECATED 348 #define V8_DEPRECATE_SOON(message, declarator) __declspec(deprecated) declarator 350 #define V8_DEPRECATE_SOON(message, declarator) declarator 355 #if V8_HAS_BUILTIN_EXPECT
356 # define V8_UNLIKELY(condition) (__builtin_expect(!!(condition), 0
)) 357 # define V8_LIKELY(condition) (__builtin_expect(!!(condition), 1
)) 359 # define V8_UNLIKELY(condition) (condition) 360 # define V8_LIKELY(condition) (condition) 367 #if V8_HAS_ATTRIBUTE_WARN_UNUSED_RESULT
368 #define V8_WARN_UNUSED_RESULT __attribute__((warn_unused_result)) 370 #define V8_WARN_UNUSED_RESULT 373 #if defined(BUILDING_V8_SHARED) && defined(USING_V8_SHARED) 374 #error Inconsistent build configuration: To build the V8 shared library set 375 BUILDING_V8_SHARED, to include its headers for linking against the V8 376 shared library set USING_V8_SHARED. 386 #ifdef BUILDING_V8_SHARED 387 # define V8_EXPORT __declspec(dllexport) 388 #elif USING_V8_SHARED 389 # define V8_EXPORT __declspec(dllimport) 397 #if V8_HAS_ATTRIBUTE_VISIBILITY
398 # ifdef BUILDING_V8_SHARED 399 # define V8_EXPORT __attribute__ ((visibility("default")))