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 75 #if defined(__ANDROID__) 76 # define V8_OS_ANDROID 1 77 # define V8_OS_LINUX 1 78 # define V8_OS_POSIX 1 79 #elif defined(__APPLE__) 81 # define V8_OS_MACOSX 1 82 # define V8_OS_POSIX 1 83 #elif defined(__CYGWIN__) 84 # define V8_OS_CYGWIN 1 85 # define V8_OS_POSIX 1 86 #elif defined(__linux__) 87 # define V8_OS_LINUX 1 88 # define V8_OS_POSIX 1 90 # define V8_OS_POSIX 1 91 # define V8_OS_SOLARIS 1 95 #elif defined(__FreeBSD__) 97 # define V8_OS_FREEBSD 1 98 # define V8_OS_POSIX 1 99 #elif defined(__Fuchsia__) 100 # define V8_OS_FUCHSIA 1 101 # define V8_OS_POSIX 1 102 #elif defined(__DragonFly__) 104 # define V8_OS_DRAGONFLYBSD 1 105 # define V8_OS_POSIX 1 106 #elif defined(__NetBSD__) 108 # define V8_OS_NETBSD 1 109 # define V8_OS_POSIX 1 110 #elif defined(__OpenBSD__) 112 # define V8_OS_OPENBSD 1 113 # define V8_OS_POSIX 1 114 #elif defined(__QNXNTO__) 115 # define V8_OS_POSIX 1 117 #elif defined(_WIN32) 137 #if defined (_MSC_VER) 138 # define V8_LIBC_MSVCRT 1 139 #elif defined(__BIONIC__) 140 # define V8_LIBC_BIONIC 1 141 # define V8_LIBC_BSD 1 142 #elif defined(__UCLIBC__) 144 # define V8_LIBC_UCLIBC 1 145 #elif defined(__GLIBC__) || defined(__GNU_LIBRARY__) 146 # define V8_LIBC_GLIBC 1 148 # define V8_LIBC_BSD V8_OS_BSD 204 #if defined(__clang__) 206 #if defined(__GNUC__) // Clang in gcc mode. 211 # define V8_HAS___ALIGNOF 1 212 # define V8_HAS___ALIGNOF__ V8_HAS___ALIGNOF 214 # define V8_HAS_ATTRIBUTE_ALIGNED (__has_attribute(aligned)) 215 # define V8_HAS_ATTRIBUTE_ALWAYS_INLINE (__has_attribute(always_inline)) 216 # define V8_HAS_ATTRIBUTE_DEPRECATED (__has_attribute(deprecated)) 217 # define V8_HAS_ATTRIBUTE_NOINLINE (__has_attribute(noinline)) 218 # define V8_HAS_ATTRIBUTE_UNUSED (__has_attribute(unused)) 219 # define V8_HAS_ATTRIBUTE_VISIBILITY (__has_attribute(visibility)) 220 # define V8_HAS_ATTRIBUTE_WARN_UNUSED_RESULT \ 221 (__has_attribute(warn_unused_result)) 223 # define V8_HAS_BUILTIN_BSWAP16 (__has_builtin(__builtin_bswap16)) 224 # define V8_HAS_BUILTIN_BSWAP32 (__has_builtin(__builtin_bswap32)) 225 # define V8_HAS_BUILTIN_BSWAP64 (__has_builtin(__builtin_bswap64)) 226 # define V8_HAS_BUILTIN_CLZ (__has_builtin(__builtin_clz)) 227 # define V8_HAS_BUILTIN_CTZ (__has_builtin(__builtin_ctz)) 228 # define V8_HAS_BUILTIN_EXPECT (__has_builtin(__builtin_expect)) 229 # define V8_HAS_BUILTIN_FRAME_ADDRESS (__has_builtin(__builtin_frame_address)) 230 # define V8_HAS_BUILTIN_POPCOUNT (__has_builtin(__builtin_popcount)) 231 # define V8_HAS_BUILTIN_SADD_OVERFLOW (__has_builtin(__builtin_sadd_overflow)) 232 # define V8_HAS_BUILTIN_SSUB_OVERFLOW (__has_builtin(__builtin_ssub_overflow)) 233 # define V8_HAS_BUILTIN_UADD_OVERFLOW (__has_builtin(__builtin_uadd_overflow)) 235 # define V8_HAS_CXX11_ALIGNAS (__has_feature(cxx_alignas)) 237 #elif defined(__GNUC__) 240 # if defined(__INTEL_COMPILER) // Intel C++ also masquerades as GCC 3.2.0 241 # define V8_CC_INTEL 1 243 # if defined(__MINGW32__) 244 # define V8_CC_MINGW32 1 246 # if defined(__MINGW64__) 247 # define V8_CC_MINGW64 1 249 # define V8_CC_MINGW (V8_CC_MINGW32 || V8_CC_MINGW64) 251 # define V8_HAS___ALIGNOF__ (V8_GNUC_PREREQ(4, 3, 0)) 253 # define V8_HAS_ATTRIBUTE_ALIGNED (V8_GNUC_PREREQ(2, 95, 0)) 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_CLZ (V8_GNUC_PREREQ(3, 4, 0)) 267 # define V8_HAS_BUILTIN_CTZ (V8_GNUC_PREREQ(3, 4, 0)) 268 # define V8_HAS_BUILTIN_EXPECT (V8_GNUC_PREREQ(2, 96, 0)) 269 # define V8_HAS_BUILTIN_FRAME_ADDRESS (V8_GNUC_PREREQ(2, 96, 0)) 270 # define V8_HAS_BUILTIN_POPCOUNT (V8_GNUC_PREREQ(3, 4, 0)) 272 # if __cplusplus >= 201103L 273 # define V8_HAS_CXX11_ALIGNAS (V8_GNUC_PREREQ(4, 8, 0)) 274 # define V8_HAS_CXX11_ALIGNOF (V8_GNUC_PREREQ(4, 8, 0)) 278 #if defined(_MSC_VER) 279 # define V8_CC_MSVC 1 280 # define V8_HAS___ALIGNOF 1 282 # define V8_HAS_DECLSPEC_ALIGN 1 283 # define V8_HAS_DECLSPEC_DEPRECATED 1 284 # define V8_HAS_DECLSPEC_NOINLINE 1 285 # define V8_HAS_DECLSPEC_SELECTANY 1 286 # define V8_HAS_DECLSPEC_NORETURN 1 288 # define V8_HAS___FORCEINLINE 1 299 #if !defined(DEBUG) && V8_HAS_ATTRIBUTE_ALWAYS_INLINE 300 # define V8_INLINE inline __attribute__((always_inline)) 301 #elif !defined(DEBUG) && V8_HAS___FORCEINLINE 302 # define V8_INLINE __forceinline 304 # define V8_INLINE inline 312 #if !defined(DEBUG) && V8_HAS_ATTRIBUTE_NOINLINE 313 # define V8_NOINLINE __attribute__((noinline)) 314 #elif !defined(DEBUG) && V8_HAS_DECLSPEC_NOINLINE 315 # define V8_NOINLINE __declspec(noinline) 322 #if defined(V8_DEPRECATION_WARNINGS) && V8_HAS_ATTRIBUTE_DEPRECATED_MESSAGE 323 #define V8_DEPRECATED(message, declarator) \ 324 declarator __attribute__((deprecated(message))) 325 #elif defined(V8_DEPRECATION_WARNINGS) && V8_HAS_ATTRIBUTE_DEPRECATED 326 #define V8_DEPRECATED(message, declarator) \ 327 declarator __attribute__((deprecated)) 328 #elif defined(V8_DEPRECATION_WARNINGS) && V8_HAS_DECLSPEC_DEPRECATED 329 #define V8_DEPRECATED(message, declarator) __declspec(deprecated) declarator 331 #define V8_DEPRECATED(message, declarator) declarator 336 #if defined(V8_IMMINENT_DEPRECATION_WARNINGS) && \ 337 V8_HAS_ATTRIBUTE_DEPRECATED_MESSAGE 338 #define V8_DEPRECATE_SOON(message, declarator) \ 339 declarator __attribute__((deprecated(message))) 340 #elif defined(V8_IMMINENT_DEPRECATION_WARNINGS) && V8_HAS_ATTRIBUTE_DEPRECATED 341 #define V8_DEPRECATE_SOON(message, declarator) \ 342 declarator __attribute__((deprecated)) 343 #elif defined(V8_IMMINENT_DEPRECATION_WARNINGS) && V8_HAS_DECLSPEC_DEPRECATED 344 #define V8_DEPRECATE_SOON(message, declarator) __declspec(deprecated) declarator 346 #define V8_DEPRECATE_SOON(message, declarator) declarator 351 #if V8_HAS_BUILTIN_EXPECT 352 # define V8_UNLIKELY(condition) (__builtin_expect(!!(condition), 0)) 353 # define V8_LIKELY(condition) (__builtin_expect(!!(condition), 1)) 355 # define V8_UNLIKELY(condition) (condition) 356 # define V8_LIKELY(condition) (condition) 364 #if V8_HAS_CXX11_ALIGNAS 365 # define V8_ALIGNED(n) alignas(n) 366 #elif V8_HAS_ATTRIBUTE_ALIGNED 367 # define V8_ALIGNED(n) __attribute__((aligned(n))) 368 #elif V8_HAS_DECLSPEC_ALIGN 369 # define V8_ALIGNED(n) __declspec(align(n)) 371 # define V8_ALIGNED(n) 384 #if V8_HAS_CXX11_ALIGNAS 385 # define V8_ALIGNAS(type, alignment) alignas(type) 386 #elif V8_HAS___ALIGNOF__ && V8_HAS_ATTRIBUTE_ALIGNED 387 # define V8_ALIGNAS(type, alignment) __attribute__((aligned(__alignof__(type)))) 389 # define V8_ALIGNAS(type, alignment) V8_ALIGNED(alignment) 398 #if V8_HAS_CXX11_ALIGNOF 399 # define V8_ALIGNOF(type) alignof(type) 400 #elif V8_HAS___ALIGNOF 401 # define V8_ALIGNOF(type) __alignof(type) 402 #elif V8_HAS___ALIGNOF__ 403 # define V8_ALIGNOF(type) __alignof__(type) 409 # define V8_ALIGNOF(type) (sizeof(::v8::AlignOfHelper<type>) - sizeof(type)) 415 #if V8_HAS_ATTRIBUTE_WARN_UNUSED_RESULT 416 #define V8_WARN_UNUSED_RESULT __attribute__((warn_unused_result)) 418 #define V8_WARN_UNUSED_RESULT 423 #endif // V8CONFIG_H_ Definition: v8config.h:408
Definition: v8-platform.h:16