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zend_portability.h
/* +----------------------------------------------------------------------+ | Zend Engine | +----------------------------------------------------------------------+ | Copyright (c) Zend Technologies Ltd. (http://www.zend.com) | +----------------------------------------------------------------------+ | This source file is subject to version 2.00 of the Zend license, | | that is bundled with this package in the file LICENSE, and is | | available through the world-wide-web at the following url: | | http://www.zend.com/license/2_00.txt. | | If you did not receive a copy of the Zend license and are unable to | | obtain it through the world-wide-web, please send a note to | | license@zend.com so we can mail you a copy immediately. | +----------------------------------------------------------------------+ | Authors: Andi Gutmans <andi@php.net> | | Zeev Suraski <zeev@php.net> | | Dmitry Stogov <dmitry@php.net> | +----------------------------------------------------------------------+ */ #ifndef ZEND_PORTABILITY_H #define ZEND_PORTABILITY_H #ifdef __cplusplus #define BEGIN_EXTERN_C() extern "C" { #define END_EXTERN_C() } #else #define BEGIN_EXTERN_C() #define END_EXTERN_C() #endif /* * general definitions */ #ifdef ZEND_WIN32 # include "zend_config.w32.h" # define ZEND_PATHS_SEPARATOR ';' #elif defined(__riscos__) # include <zend_config.h> # define ZEND_PATHS_SEPARATOR ';' #else # include <zend_config.h> # define ZEND_PATHS_SEPARATOR ':' #endif #include "../TSRM/TSRM.h" #include <stdio.h> #include <assert.h> #include <math.h> #ifdef HAVE_UNIX_H # include <unix.h> #endif #include <stdarg.h> #include <stddef.h> #ifdef HAVE_DLFCN_H # include <dlfcn.h> #endif #include <limits.h> #if defined(ZEND_WIN32) && !defined(__clang__) #include <intrin.h> #endif #include "zend_range_check.h" /* GCC x.y.z supplies __GNUC__ = x and __GNUC_MINOR__ = y */ #ifdef __GNUC__ # define ZEND_GCC_VERSION (__GNUC__ * 1000 + __GNUC_MINOR__) #else # define ZEND_GCC_VERSION 0 #endif /* Compatibility with non-clang compilers */ #ifndef __has_attribute # define __has_attribute(x) 0 #endif #ifndef __has_builtin # define __has_builtin(x) 0 #endif #ifndef __has_feature # define __has_feature(x) 0 #endif #if defined(ZEND_WIN32) && !defined(__clang__) # define ZEND_ASSUME(c) __assume(c) #elif defined(__clang__) && __has_builtin(__builtin_assume) # pragma clang diagnostic ignored "-Wassume" # define ZEND_ASSUME(c) __builtin_assume(c) #elif defined(PHP_HAVE_BUILTIN_UNREACHABLE) && defined(PHP_HAVE_BUILTIN_EXPECT) # define ZEND_ASSUME(c) do { \ if (__builtin_expect(!(c), 0)) __builtin_unreachable(); \ } while (0) #else # define ZEND_ASSUME(c) #endif #if ZEND_DEBUG # define ZEND_ASSERT(c) assert(c) #else # define ZEND_ASSERT(c) ZEND_ASSUME(c) #endif #ifdef PHP_HAVE_BUILTIN_UNREACHABLE # define _ZEND_UNREACHABLE() __builtin_unreachable() #else # define _ZEND_UNREACHABLE() ZEND_ASSUME(0) #endif #if ZEND_DEBUG # define ZEND_UNREACHABLE() do {ZEND_ASSERT(0); _ZEND_UNREACHABLE();} while (0) #else # define ZEND_UNREACHABLE() _ZEND_UNREACHABLE() #endif /* pseudo fallthrough keyword; */ #if defined(__GNUC__) && __GNUC__ >= 7 # define ZEND_FALLTHROUGH __attribute__((__fallthrough__)) #else # define ZEND_FALLTHROUGH ((void)0) #endif /* Only use this macro if you know for sure that all of the switches values are covered by its case statements */ #define EMPTY_SWITCH_DEFAULT_CASE() default: ZEND_UNREACHABLE(); break; #if defined(__GNUC__) && __GNUC__ >= 4 # define ZEND_IGNORE_VALUE(x) (({ __typeof__ (x) __x = (x); (void) __x; })) #else # define ZEND_IGNORE_VALUE(x) ((void) (x)) #endif #define zend_quiet_write(...) ZEND_IGNORE_VALUE(write(__VA_ARGS__)) /* all HAVE_XXX test have to be after the include of zend_config above */ #if defined(HAVE_LIBDL) && !defined(ZEND_WIN32) # if __has_feature(address_sanitizer) && !defined(__SANITIZE_ADDRESS__) # define __SANITIZE_ADDRESS__ # endif # ifndef RTLD_LAZY # define RTLD_LAZY 1 /* Solaris 1, FreeBSD's (2.1.7.1 and older) */ # endif # ifndef RTLD_GLOBAL # define RTLD_GLOBAL 0 # endif # ifdef PHP_USE_RTLD_NOW # define PHP_RTLD_MODE RTLD_NOW # else # define PHP_RTLD_MODE RTLD_LAZY # endif # if defined(RTLD_GROUP) && defined(RTLD_WORLD) && defined(RTLD_PARENT) # define DL_LOAD(libname) dlopen(libname, PHP_RTLD_MODE | RTLD_GLOBAL | RTLD_GROUP | RTLD_WORLD | RTLD_PARENT) # elif defined(RTLD_DEEPBIND) && !defined(__SANITIZE_ADDRESS__) && !__has_feature(memory_sanitizer) # define DL_LOAD(libname) dlopen(libname, PHP_RTLD_MODE | RTLD_GLOBAL | RTLD_DEEPBIND) # else # define DL_LOAD(libname) dlopen(libname, PHP_RTLD_MODE | RTLD_GLOBAL) # endif # define DL_UNLOAD dlclose # if defined(DLSYM_NEEDS_UNDERSCORE) # define DL_FETCH_SYMBOL(h,s) dlsym((h), "_" s) # else # define DL_FETCH_SYMBOL dlsym # endif # define DL_ERROR dlerror # define DL_HANDLE void * # define ZEND_EXTENSIONS_SUPPORT 1 #elif defined(ZEND_WIN32) # define DL_LOAD(libname) LoadLibrary(libname) # define DL_FETCH_SYMBOL GetProcAddress # define DL_UNLOAD FreeLibrary # define DL_HANDLE HMODULE # define ZEND_EXTENSIONS_SUPPORT 1 #else # define DL_HANDLE void * # define ZEND_EXTENSIONS_SUPPORT 0 #endif #if defined(HAVE_ALLOCA_H) && !defined(_ALLOCA_H) # include <alloca.h> #endif /* AIX requires this to be the first thing in the file. */ #ifndef __GNUC__ # ifndef HAVE_ALLOCA_H # ifdef _AIX # pragma alloca # else # ifndef alloca /* predefined by HP cc +Olibcalls */ char *alloca(); # endif # endif # endif #endif #if !ZEND_DEBUG && (defined(HAVE_ALLOCA) || (defined (__GNUC__) && __GNUC__ >= 2)) && !(defined(ZTS) && defined(HPUX)) && !defined(__APPLE__) # define ZEND_ALLOCA_MAX_SIZE (32 * 1024) # define ALLOCA_FLAG(name) \ bool name; # define SET_ALLOCA_FLAG(name) \ name = true # define do_alloca_ex(size, limit, use_heap) \ ((use_heap = (UNEXPECTED((size) > (limit)))) ? emalloc(size) : alloca(size)) # define do_alloca(size, use_heap) \ do_alloca_ex(size, ZEND_ALLOCA_MAX_SIZE, use_heap) # define free_alloca(p, use_heap) \ do { if (UNEXPECTED(use_heap)) efree(p); } while (0) #else # define ALLOCA_FLAG(name) # define SET_ALLOCA_FLAG(name) # define do_alloca(p, use_heap) emalloc(p) # define free_alloca(p, use_heap) efree(p) #endif #if ZEND_GCC_VERSION >= 2096 || __has_attribute(__malloc__) # define ZEND_ATTRIBUTE_MALLOC __attribute__ ((__malloc__)) #elif defined(ZEND_WIN32) # define ZEND_ATTRIBUTE_MALLOC __declspec(allocator) __declspec(restrict) #else # define ZEND_ATTRIBUTE_MALLOC #endif #if ZEND_GCC_VERSION >= 4003 || __has_attribute(alloc_size) # define ZEND_ATTRIBUTE_ALLOC_SIZE(X) __attribute__ ((alloc_size(X))) # define ZEND_ATTRIBUTE_ALLOC_SIZE2(X,Y) __attribute__ ((alloc_size(X,Y))) #else # define ZEND_ATTRIBUTE_ALLOC_SIZE(X) # define ZEND_ATTRIBUTE_ALLOC_SIZE2(X,Y) #endif #if ZEND_GCC_VERSION >= 3000 # define ZEND_ATTRIBUTE_CONST __attribute__((const)) #else # define ZEND_ATTRIBUTE_CONST #endif #if ZEND_GCC_VERSION >= 2007 || __has_attribute(format) # define ZEND_ATTRIBUTE_FORMAT(type, idx, first) __attribute__ ((format(type, idx, first))) #else # define ZEND_ATTRIBUTE_FORMAT(type, idx, first) #endif #if (ZEND_GCC_VERSION >= 3001 && !defined(__INTEL_COMPILER)) || __has_attribute(format) # define ZEND_ATTRIBUTE_PTR_FORMAT(type, idx, first) __attribute__ ((format(type, idx, first))) #else # define ZEND_ATTRIBUTE_PTR_FORMAT(type, idx, first) #endif #if ZEND_GCC_VERSION >= 3001 || __has_attribute(deprecated) # define ZEND_ATTRIBUTE_DEPRECATED __attribute__((deprecated)) #elif defined(ZEND_WIN32) # define ZEND_ATTRIBUTE_DEPRECATED __declspec(deprecated) #else # define ZEND_ATTRIBUTE_DEPRECATED #endif #if ZEND_GCC_VERSION >= 4003 || __has_attribute(unused) # define ZEND_ATTRIBUTE_UNUSED __attribute__((unused)) #else # define ZEND_ATTRIBUTE_UNUSED #endif #if ZEND_GCC_VERSION >= 3003 || __has_attribute(nonnull) /* All pointer arguments must be non-null */ # define ZEND_ATTRIBUTE_NONNULL __attribute__((nonnull)) /* Specified arguments must be non-null (1-based) */ # define ZEND_ATTRIBUTE_NONNULL_ARGS(...) __attribute__((nonnull(__VA_ARGS__))) #else # define ZEND_ATTRIBUTE_NONNULL # define ZEND_ATTRIBUTE_NONNULL_ARGS(...) #endif #if defined(__GNUC__) && ZEND_GCC_VERSION >= 4003 # define ZEND_COLD __attribute__((cold)) # ifdef __OPTIMIZE__ # define ZEND_OPT_SIZE __attribute__((optimize("Os"))) # define ZEND_OPT_SPEED __attribute__((optimize("Ofast"))) # else # define ZEND_OPT_SIZE # define ZEND_OPT_SPEED # endif #else # define ZEND_COLD # define ZEND_OPT_SIZE # define ZEND_OPT_SPEED #endif #if defined(__GNUC__) && ZEND_GCC_VERSION >= 5000 # define ZEND_ATTRIBUTE_UNUSED_LABEL __attribute__((unused)); # define ZEND_ATTRIBUTE_COLD_LABEL __attribute__((cold)); #else # define ZEND_ATTRIBUTE_UNUSED_LABEL # define ZEND_ATTRIBUTE_COLD_LABEL #endif #if defined(__GNUC__) && ZEND_GCC_VERSION >= 3004 && defined(__i386__) # define ZEND_FASTCALL __attribute__((fastcall)) #elif defined(_MSC_VER) && defined(_M_IX86) && _MSC_VER == 1700 # define ZEND_FASTCALL __fastcall #elif defined(_MSC_VER) && _MSC_VER >= 1800 # define ZEND_FASTCALL __vectorcall #else # define ZEND_FASTCALL #endif #if (defined(__GNUC__) && __GNUC__ >= 3 && !defined(__INTEL_COMPILER) && !defined(__APPLE__) && !defined(__hpux) && !defined(_AIX) && !defined(__osf__)) || __has_attribute(noreturn) # define HAVE_NORETURN # define ZEND_NORETURN __attribute__((noreturn)) #elif defined(ZEND_WIN32) # define HAVE_NORETURN # define ZEND_NORETURN __declspec(noreturn) #else # define ZEND_NORETURN #endif #if __has_attribute(force_align_arg_pointer) # define ZEND_STACK_ALIGNED __attribute__((force_align_arg_pointer)) #else # define ZEND_STACK_ALIGNED #endif #if (defined(__GNUC__) && __GNUC__ >= 3 && !defined(__INTEL_COMPILER) && !defined(__APPLE__) && !defined(__hpux) && !defined(_AIX) && !defined(__osf__)) # define HAVE_NORETURN_ALIAS # define HAVE_ATTRIBUTE_WEAK #endif #if ZEND_GCC_VERSION >= 3001 || __has_builtin(__builtin_constant_p) # define HAVE_BUILTIN_CONSTANT_P #endif #if __has_attribute(element_count) #define ZEND_ELEMENT_COUNT(m) __attribute__((element_count(m))) #elif __has_attribute(counted_by) #define ZEND_ELEMENT_COUNT(m) __attribute__((counted_by(m))) #else #define ZEND_ELEMENT_COUNT(m) #endif #ifdef HAVE_BUILTIN_CONSTANT_P # define ZEND_CONST_COND(_condition, _default) \ (__builtin_constant_p(_condition) ? (_condition) : (_default)) #else # define ZEND_CONST_COND(_condition, _default) \ (_default) #endif #if ZEND_DEBUG || defined(ZEND_WIN32_NEVER_INLINE) # define zend_always_inline inline # define zend_never_inline #else # if defined(__GNUC__) # if __GNUC__ >= 3 # define zend_always_inline inline __attribute__((always_inline)) # define zend_never_inline __attribute__((noinline)) # else # define zend_always_inline inline # define zend_never_inline # endif # elif defined(_MSC_VER) # define zend_always_inline __forceinline # define zend_never_inline __declspec(noinline) # else # if __has_attribute(always_inline) # define zend_always_inline inline __attribute__((always_inline)) # else # define zend_always_inline inline # endif # if __has_attribute(noinline) # define zend_never_inline __attribute__((noinline)) # else # define zend_never_inline # endif # endif #endif /* ZEND_DEBUG */ #ifdef PHP_HAVE_BUILTIN_EXPECT # define EXPECTED(condition) __builtin_expect(!!(condition), 1) # define UNEXPECTED(condition) __builtin_expect(!!(condition), 0) #else # define EXPECTED(condition) (condition) # define UNEXPECTED(condition) (condition) #endif #ifndef XtOffsetOf # define XtOffsetOf(s_type, field) offsetof(s_type, field) #endif #ifndef ZEND_WIN32 # define SETJMP(a) sigsetjmp(a, 0) # define LONGJMP(a,b) siglongjmp(a, b) # define JMP_BUF sigjmp_buf #else # define SETJMP(a) setjmp(a) # define LONGJMP(a,b) longjmp(a, b) # define JMP_BUF jmp_buf #endif #if ZEND_DEBUG # define ZEND_FILE_LINE_D const char *__zend_filename, const uint32_t __zend_lineno # define ZEND_FILE_LINE_DC , ZEND_FILE_LINE_D # define ZEND_FILE_LINE_ORIG_D const char *__zend_orig_filename, const uint32_t __zend_orig_lineno # define ZEND_FILE_LINE_ORIG_DC , ZEND_FILE_LINE_ORIG_D # define ZEND_FILE_LINE_RELAY_C __zend_filename, __zend_lineno # define ZEND_FILE_LINE_RELAY_CC , ZEND_FILE_LINE_RELAY_C # define ZEND_FILE_LINE_C __FILE__, __LINE__ # define ZEND_FILE_LINE_CC , ZEND_FILE_LINE_C # define ZEND_FILE_LINE_EMPTY_C NULL, 0 # define ZEND_FILE_LINE_EMPTY_CC , ZEND_FILE_LINE_EMPTY_C # define ZEND_FILE_LINE_ORIG_RELAY_C __zend_orig_filename, __zend_orig_lineno # define ZEND_FILE_LINE_ORIG_RELAY_CC , ZEND_FILE_LINE_ORIG_RELAY_C #else # define ZEND_FILE_LINE_D void # define ZEND_FILE_LINE_DC # define ZEND_FILE_LINE_ORIG_D void # define ZEND_FILE_LINE_ORIG_DC # define ZEND_FILE_LINE_RELAY_C # define ZEND_FILE_LINE_RELAY_CC # define ZEND_FILE_LINE_C # define ZEND_FILE_LINE_CC # define ZEND_FILE_LINE_EMPTY_C # define ZEND_FILE_LINE_EMPTY_CC # define ZEND_FILE_LINE_ORIG_RELAY_C # define ZEND_FILE_LINE_ORIG_RELAY_CC #endif /* ZEND_DEBUG */ #if ZEND_DEBUG # define Z_DBG(expr) (expr) #else # define Z_DBG(expr) #endif #ifdef ZTS # define ZTS_V 1 #else # define ZTS_V 0 #endif #ifndef LONG_MAX # define LONG_MAX 2147483647L #endif #ifndef LONG_MIN # define LONG_MIN (- LONG_MAX - 1) #endif #define MAX_LENGTH_OF_DOUBLE 32 #undef MIN #undef MAX #define MAX(a, b) (((a)>(b))?(a):(b)) #define MIN(a, b) (((a)<(b))?(a):(b)) #define ZEND_BIT_TEST(bits, bit) \ (((bits)[(bit) / (sizeof((bits)[0])*8)] >> ((bit) & (sizeof((bits)[0])*8-1))) & 1) #define ZEND_INFINITY INFINITY #define ZEND_NAN NAN #if defined(__cplusplus) && __cplusplus >= 201103L extern "C++" { # include <cmath> } # define zend_isnan std::isnan # define zend_isinf std::isinf # define zend_finite std::isfinite #else # include <math.h> # define zend_isnan(a) isnan(a) # define zend_isinf(a) isinf(a) # define zend_finite(a) isfinite(a) #endif #define ZEND_STRL(str) (str), (sizeof(str)-1) #define ZEND_STRS(str) (str), (sizeof(str)) #define ZEND_NORMALIZE_BOOL(n) \ ((n) ? (((n)<0) ? -1 : 1) : 0) #define ZEND_TRUTH(x) ((x) ? 1 : 0) #define ZEND_LOG_XOR(a, b) (ZEND_TRUTH(a) ^ ZEND_TRUTH(b)) /** * Do a three-way comparison of two integers and returns -1, 0 or 1 * depending on whether #a is smaller, equal or larger than #b. */ #define ZEND_THREEWAY_COMPARE(a, b) ((a) == (b) ? 0 : ((a) < (b) ? -1 : 1)) #define ZEND_MAX_RESERVED_RESOURCES 6 /* excpt.h on Digital Unix 4.0 defines function_table */ #undef function_table #ifdef ZEND_WIN32 #define ZEND_SECURE_ZERO(var, size) RtlSecureZeroMemory((var), (size)) #else #define ZEND_SECURE_ZERO(var, size) explicit_bzero((var), (size)) #endif /* This check should only be used on network socket, not file descriptors */ #ifdef ZEND_WIN32 #define ZEND_VALID_SOCKET(sock) (INVALID_SOCKET != (sock)) #else #define ZEND_VALID_SOCKET(sock) ((sock) >= 0) #endif /* Intrinsics macros start. */ /* Memory sanitizer is incompatible with ifunc resolvers. Even if the resolver * is marked as no_sanitize("memory") it will still be instrumented and crash. */ #if __has_feature(memory_sanitizer) || __has_feature(thread_sanitizer) || \ __has_feature(dataflow_sanitizer) # undef HAVE_FUNC_ATTRIBUTE_IFUNC #endif /* Only use ifunc resolvers if we have __builtin_cpu_supports() and __builtin_cpu_init(), * otherwise the use of zend_cpu_supports() may not be safe inside ifunc resolvers. */ #if defined(HAVE_FUNC_ATTRIBUTE_IFUNC) && defined(HAVE_FUNC_ATTRIBUTE_TARGET) && \ defined(PHP_HAVE_BUILTIN_CPU_SUPPORTS) && defined(PHP_HAVE_BUILTIN_CPU_INIT) # define ZEND_INTRIN_HAVE_IFUNC_TARGET 1 #endif #if (defined(__i386__) || defined(__x86_64__)) # if defined(HAVE_TMMINTRIN_H) # define PHP_HAVE_SSSE3 # endif # if defined(HAVE_NMMINTRIN_H) # define PHP_HAVE_SSE4_2 # endif # if defined(HAVE_WMMINTRIN_H) # define PHP_HAVE_PCLMUL # endif /* * AVX2 support was added in gcc 4.7, but AVX2 intrinsics don't work in * __attribute__((target("avx2"))) functions until gcc 4.9. */ # if defined(HAVE_IMMINTRIN_H) && \ (defined(__llvm__) || defined(__clang__) || (defined(__GNUC__) && ZEND_GCC_VERSION >= 4009)) # define PHP_HAVE_AVX2 # endif #endif #ifdef __SSSE3__ /* Instructions compiled directly. */ # define ZEND_INTRIN_SSSE3_NATIVE 1 #elif (defined(HAVE_FUNC_ATTRIBUTE_TARGET) && defined(PHP_HAVE_SSSE3)) || (defined(ZEND_WIN32) && (!defined(_M_ARM64))) /* Function resolved by ifunc or MINIT. */ # define ZEND_INTRIN_SSSE3_RESOLVER 1 #endif /* Do not use for conditional declaration of API functions! */ #if defined(ZEND_INTRIN_SSSE3_RESOLVER) && defined(ZEND_INTRIN_HAVE_IFUNC_TARGET) # define ZEND_INTRIN_SSSE3_FUNC_PROTO 1 #elif defined(ZEND_INTRIN_SSSE3_RESOLVER) # define ZEND_INTRIN_SSSE3_FUNC_PTR 1 #endif #ifdef ZEND_INTRIN_SSSE3_RESOLVER # ifdef HAVE_FUNC_ATTRIBUTE_TARGET # define ZEND_INTRIN_SSSE3_FUNC_DECL(func) ZEND_API func __attribute__((target("ssse3"))) # else # define ZEND_INTRIN_SSSE3_FUNC_DECL(func) func # endif #else # define ZEND_INTRIN_SSSE3_FUNC_DECL(func) #endif #ifdef __SSE4_2__ /* Instructions compiled directly. */ # define ZEND_INTRIN_SSE4_2_NATIVE 1 #elif (defined(HAVE_FUNC_ATTRIBUTE_TARGET) && defined(PHP_HAVE_SSE4_2)) || (defined(ZEND_WIN32) && (!defined(_M_ARM64))) /* Function resolved by ifunc or MINIT. */ # define ZEND_INTRIN_SSE4_2_RESOLVER 1 #endif /* Do not use for conditional declaration of API functions! */ #if defined(ZEND_INTRIN_SSE4_2_RESOLVER) && defined(ZEND_INTRIN_HAVE_IFUNC_TARGET) # define ZEND_INTRIN_SSE4_2_FUNC_PROTO 1 #elif defined(ZEND_INTRIN_SSE4_2_RESOLVER) # define ZEND_INTRIN_SSE4_2_FUNC_PTR 1 #endif #ifdef ZEND_INTRIN_SSE4_2_RESOLVER # ifdef HAVE_FUNC_ATTRIBUTE_TARGET # define ZEND_INTRIN_SSE4_2_FUNC_DECL(func) ZEND_API func __attribute__((target("sse4.2"))) # else # define ZEND_INTRIN_SSE4_2_FUNC_DECL(func) func # endif #else # define ZEND_INTRIN_SSE4_2_FUNC_DECL(func) #endif #ifdef __PCLMUL__ /* Instructions compiled directly. */ # define ZEND_INTRIN_PCLMUL_NATIVE 1 #elif (defined(HAVE_FUNC_ATTRIBUTE_TARGET) && defined(PHP_HAVE_PCLMUL)) || (defined(ZEND_WIN32) && (!defined(_M_ARM64))) /* Function resolved by ifunc or MINIT. */ # define ZEND_INTRIN_PCLMUL_RESOLVER 1 #endif /* Do not use for conditional declaration of API functions! */ #if defined(ZEND_INTRIN_PCLMUL_RESOLVER) && defined(ZEND_INTRIN_HAVE_IFUNC_TARGET) && (!defined(__GNUC__) || (ZEND_GCC_VERSION >= 9000)) /* __builtin_cpu_supports has pclmul from gcc9 */ # define ZEND_INTRIN_PCLMUL_FUNC_PROTO 1 #elif defined(ZEND_INTRIN_PCLMUL_RESOLVER) # define ZEND_INTRIN_PCLMUL_FUNC_PTR 1 #endif #ifdef ZEND_INTRIN_PCLMUL_RESOLVER # ifdef HAVE_FUNC_ATTRIBUTE_TARGET # define ZEND_INTRIN_PCLMUL_FUNC_DECL(func) ZEND_API func __attribute__((target("pclmul"))) # else # define ZEND_INTRIN_PCLMUL_FUNC_DECL(func) func # endif #else # define ZEND_INTRIN_PCLMUL_FUNC_DECL(func) #endif #if defined(ZEND_INTRIN_SSE4_2_NATIVE) && defined(ZEND_INTRIN_PCLMUL_NATIVE) /* Instructions compiled directly. */ # define ZEND_INTRIN_SSE4_2_PCLMUL_NATIVE 1 #elif (defined(HAVE_FUNC_ATTRIBUTE_TARGET) && defined(PHP_HAVE_SSE4_2) && defined(PHP_HAVE_PCLMUL)) || (defined(ZEND_WIN32) && (!defined(_M_ARM64))) /* Function resolved by ifunc or MINIT. */ # define ZEND_INTRIN_SSE4_2_PCLMUL_RESOLVER 1 #endif /* Do not use for conditional declaration of API functions! */ #if defined(ZEND_INTRIN_SSE4_2_PCLMUL_RESOLVER) && defined(ZEND_INTRIN_HAVE_IFUNC_TARGET) && (!defined(__GNUC__) || (ZEND_GCC_VERSION >= 9000)) /* __builtin_cpu_supports has pclmul from gcc9 */ # define ZEND_INTRIN_SSE4_2_PCLMUL_FUNC_PROTO 1 #elif defined(ZEND_INTRIN_SSE4_2_PCLMUL_RESOLVER) # define ZEND_INTRIN_SSE4_2_PCLMUL_FUNC_PTR 1 #endif #ifdef ZEND_INTRIN_SSE4_2_PCLMUL_RESOLVER # ifdef HAVE_FUNC_ATTRIBUTE_TARGET # define ZEND_INTRIN_SSE4_2_PCLMUL_FUNC_DECL(func) ZEND_API func __attribute__((target("sse4.2,pclmul"))) # else # define ZEND_INTRIN_SSE4_2_PCLMUL_FUNC_DECL(func) func # endif #else # define ZEND_INTRIN_SSE4_2_PCLMUL_FUNC_DECL(func) #endif #ifdef __AVX2__ # define ZEND_INTRIN_AVX2_NATIVE 1 #elif (defined(HAVE_FUNC_ATTRIBUTE_TARGET) && defined(PHP_HAVE_AVX2)) || (defined(ZEND_WIN32) && (!defined(_M_ARM64))) # define ZEND_INTRIN_AVX2_RESOLVER 1 #endif /* Do not use for conditional declaration of API functions! */ #if defined(ZEND_INTRIN_AVX2_RESOLVER) && defined(ZEND_INTRIN_HAVE_IFUNC_TARGET) # define ZEND_INTRIN_AVX2_FUNC_PROTO 1 #elif defined(ZEND_INTRIN_AVX2_RESOLVER) # define ZEND_INTRIN_AVX2_FUNC_PTR 1 #endif #ifdef ZEND_INTRIN_AVX2_RESOLVER # ifdef HAVE_FUNC_ATTRIBUTE_TARGET # define ZEND_INTRIN_AVX2_FUNC_DECL(func) ZEND_API func __attribute__((target("avx2"))) # else # define ZEND_INTRIN_AVX2_FUNC_DECL(func) func # endif #else # define ZEND_INTRIN_AVX2_FUNC_DECL(func) #endif #if defined(PHP_HAVE_AVX512_SUPPORTS) && defined(HAVE_FUNC_ATTRIBUTE_TARGET) || defined(ZEND_WIN32) #define ZEND_INTRIN_AVX512_RESOLVER 1 #endif #if defined(ZEND_INTRIN_AVX512_RESOLVER) && defined(ZEND_INTRIN_HAVE_IFUNC_TARGET) # define ZEND_INTRIN_AVX512_FUNC_PROTO 1 #elif defined(ZEND_INTRIN_AVX512_RESOLVER) # define ZEND_INTRIN_AVX512_FUNC_PTR 1 #endif #ifdef ZEND_INTRIN_AVX512_RESOLVER # ifdef HAVE_FUNC_ATTRIBUTE_TARGET # define ZEND_INTRIN_AVX512_FUNC_DECL(func) ZEND_API func __attribute__((target("avx512f,avx512cd,avx512vl,avx512dq,avx512bw"))) # else # define ZEND_INTRIN_AVX512_FUNC_DECL(func) func # endif #else # define ZEND_INTRIN_AVX512_FUNC_DECL(func) #endif #if defined(PHP_HAVE_AVX512_VBMI_SUPPORTS) && defined(HAVE_FUNC_ATTRIBUTE_TARGET) #define ZEND_INTRIN_AVX512_VBMI_RESOLVER 1 #endif #if defined(ZEND_INTRIN_AVX512_VBMI_RESOLVER) && defined(ZEND_INTRIN_HAVE_IFUNC_TARGET) # define ZEND_INTRIN_AVX512_VBMI_FUNC_PROTO 1 #elif defined(ZEND_INTRIN_AVX512_VBMI_RESOLVER) # define ZEND_INTRIN_AVX512_VBMI_FUNC_PTR 1 #endif #ifdef ZEND_INTRIN_AVX512_VBMI_RESOLVER # ifdef HAVE_FUNC_ATTRIBUTE_TARGET # define ZEND_INTRIN_AVX512_VBMI_FUNC_DECL(func) ZEND_API func __attribute__((target("avx512f,avx512cd,avx512vl,avx512dq,avx512bw,avx512vbmi"))) # else # define ZEND_INTRIN_AVX512_VBMI_FUNC_DECL(func) func # endif #else # define ZEND_INTRIN_AVX512_VBMI_FUNC_DECL(func) #endif /* Intrinsics macros end. */ #ifdef ZEND_WIN32 # define ZEND_SET_ALIGNED(alignment, decl) __declspec(align(alignment)) decl #elif defined(HAVE_ATTRIBUTE_ALIGNED) # define ZEND_SET_ALIGNED(alignment, decl) decl __attribute__ ((__aligned__ (alignment))) #else # define ZEND_SET_ALIGNED(alignment, decl) decl #endif #define ZEND_SLIDE_TO_ALIGNED(alignment, ptr) (((uintptr_t)(ptr) + ((alignment)-1)) & ~((alignment)-1)) #define ZEND_SLIDE_TO_ALIGNED16(ptr) ZEND_SLIDE_TO_ALIGNED(Z_UL(16), ptr) #ifdef ZEND_WIN32 # define _ZEND_EXPAND_VA(a) a # define ZEND_EXPAND_VA(code) _ZEND_EXPAND_VA(code) #else # define ZEND_EXPAND_VA(code) code #endif /* On CPU with few registers, it's cheaper to reload value then use spill slot */ #if defined(__i386__) || (defined(_WIN32) && !defined(_WIN64)) # define ZEND_PREFER_RELOAD #endif #if defined(ZEND_WIN32) && defined(_DEBUG) # define ZEND_IGNORE_LEAKS_BEGIN() _CrtSetDbgFlag(_CrtSetDbgFlag(_CRTDBG_REPORT_FLAG) & ~_CRTDBG_ALLOC_MEM_DF) # define ZEND_IGNORE_LEAKS_END() _CrtSetDbgFlag(_CrtSetDbgFlag(_CRTDBG_REPORT_FLAG) | _CRTDBG_ALLOC_MEM_DF) #else # define ZEND_IGNORE_LEAKS_BEGIN() # define ZEND_IGNORE_LEAKS_END() #endif /* MSVC yields C4090 when a (const T **) is passed to a (void *); ZEND_VOIDP works around that */ #ifdef _MSC_VER # define ZEND_VOIDP(ptr) ((void *) ptr) #else # define ZEND_VOIDP(ptr) (ptr) #endif #if __has_attribute(__indirect_return__) # define ZEND_INDIRECT_RETURN __attribute__((__indirect_return__)) #else # define ZEND_INDIRECT_RETURN #endif #define __ZEND_DO_PRAGMA(x) _Pragma(#x) #define _ZEND_DO_PRAGMA(x) __ZEND_DO_PRAGMA(x) #if defined(__clang__) # define ZEND_DIAGNOSTIC_IGNORED_START(warning) \ _Pragma("clang diagnostic push") \ _ZEND_DO_PRAGMA(clang diagnostic ignored warning) # define ZEND_DIAGNOSTIC_IGNORED_END \ _Pragma("clang diagnostic pop") #elif defined(__GNUC__) # define ZEND_DIAGNOSTIC_IGNORED_START(warning) \ _Pragma("GCC diagnostic push") \ _ZEND_DO_PRAGMA(GCC diagnostic ignored warning) # define ZEND_DIAGNOSTIC_IGNORED_END \ _Pragma("GCC diagnostic pop") #else # define ZEND_DIAGNOSTIC_IGNORED_START(warning) # define ZEND_DIAGNOSTIC_IGNORED_END #endif /** @deprecated */ #define ZEND_CGG_DIAGNOSTIC_IGNORED_START ZEND_DIAGNOSTIC_IGNORED_START /** @deprecated */ #define ZEND_CGG_DIAGNOSTIC_IGNORED_END ZEND_DIAGNOSTIC_IGNORED_END #if defined(__cplusplus) # define ZEND_STATIC_ASSERT(c, m) static_assert((c), m) #elif defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L) /* C11 */ # define ZEND_STATIC_ASSERT(c, m) _Static_assert((c), m) #else # define ZEND_STATIC_ASSERT(c, m) #endif #if (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L) /* C11 */ typedef max_align_t zend_max_align_t; #elif (defined(__cplusplus) && __cplusplus >= 201103L) /* C++11 */ extern "C++" { # include <cstddef> } typedef std::max_align_t zend_max_align_t; #else typedef union { char c; short s; int i; long l; #if SIZEOF_LONG_LONG long long ll; #endif float f; double d; long double ld; void *p; void (*fun)(void); } zend_max_align_t; #endif /* Bytes swap */ #ifdef _MSC_VER # include <stdlib.h> # define ZEND_BYTES_SWAP32(u) _byteswap_ulong(u) # define ZEND_BYTES_SWAP64(u) _byteswap_uint64(u) #elif defined(HAVE_BYTESWAP_H) # include <byteswap.h> # define ZEND_BYTES_SWAP32(u) bswap_32(u) # define ZEND_BYTES_SWAP64(u) bswap_64(u) #elif defined(HAVE_SYS_BSWAP_H) # include <sys/bswap.h> # define ZEND_BYTES_SWAP32(u) bswap32(u) # define ZEND_BYTES_SWAP64(u) bswap64(u) #elif defined(__GNUC__) # define ZEND_BYTES_SWAP32(u) __builtin_bswap32(u) # define ZEND_BYTES_SWAP64(u) __builtin_bswap64(u) #elif defined(__has_builtin) # if __has_builtin(__builtin_bswap32) # define ZEND_BYTES_SWAP32(u) __builtin_bswap32(u) # endif # if __has_builtin(__builtin_bswap64) # define ZEND_BYTES_SWAP64(u) __builtin_bswap64(u) # endif #endif #ifndef ZEND_BYTES_SWAP32 static zend_always_inline uint32_t ZEND_BYTES_SWAP32(uint32_t u) { return (((u & 0xff000000) >> 24) | ((u & 0x00ff0000) >> 8) | ((u & 0x0000ff00) << 8) | ((u & 0x000000ff) << 24)); } #endif #ifndef ZEND_BYTES_SWAP64 static zend_always_inline uint64_t ZEND_BYTES_SWAP64(uint64_t u) { return (((u & 0xff00000000000000ULL) >> 56) | ((u & 0x00ff000000000000ULL) >> 40) | ((u & 0x0000ff0000000000ULL) >> 24) | ((u & 0x000000ff00000000ULL) >> 8) | ((u & 0x00000000ff000000ULL) << 8) | ((u & 0x0000000000ff0000ULL) << 24) | ((u & 0x000000000000ff00ULL) << 40) | ((u & 0x00000000000000ffULL) << 56)); } #endif #ifdef ZEND_WIN32 /* Whether it's allowed to reattach to a shm segment from different processes on * this platform. This prevents pointing to internal structures from shm due to * ASLR. Currently only possible on Windows. */ # define ZEND_OPCACHE_SHM_REATTACHMENT 1 #endif #endif /* ZEND_PORTABILITY_H */
SIMPAN
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