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- /*
- * Copyright 2006 The Android Open Source Project
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
- // IWYU pragma: private, include "SkTypes.h"
- #ifndef SkPreConfig_DEFINED
- #define SkPreConfig_DEFINED
- // Allows embedders that want to disable macros that take arguments to just
- // define that symbol to be one of these
- #define SK_NOTHING_ARG1(arg1)
- #define SK_NOTHING_ARG2(arg1, arg2)
- #define SK_NOTHING_ARG3(arg1, arg2, arg3)
- //////////////////////////////////////////////////////////////////////
- #if !defined(SK_BUILD_FOR_ANDROID) && !defined(SK_BUILD_FOR_IOS) && !defined(SK_BUILD_FOR_WIN) && \
- !defined(SK_BUILD_FOR_UNIX) && !defined(SK_BUILD_FOR_MAC)
- #ifdef __APPLE__
- #include "TargetConditionals.h"
- #endif
- #if defined(_WIN32) || defined(__SYMBIAN32__)
- #define SK_BUILD_FOR_WIN
- #elif defined(ANDROID) || defined(__ANDROID__)
- #define SK_BUILD_FOR_ANDROID
- #elif defined(linux) || defined(__linux) || defined(__FreeBSD__) || \
- defined(__OpenBSD__) || defined(__sun) || defined(__NetBSD__) || \
- defined(__DragonFly__) || defined(__Fuchsia__) || \
- defined(__GLIBC__) || defined(__GNU__) || defined(__unix__)
- #define SK_BUILD_FOR_UNIX
- #elif TARGET_OS_IPHONE || TARGET_IPHONE_SIMULATOR
- #define SK_BUILD_FOR_IOS
- #else
- #define SK_BUILD_FOR_MAC
- #endif
- #endif
- //////////////////////////////////////////////////////////////////////
- #if defined(SK_BUILD_FOR_WIN) && !defined(__clang__)
- #if !defined(SK_RESTRICT)
- #define SK_RESTRICT __restrict
- #endif
- #if !defined(SK_WARN_UNUSED_RESULT)
- #define SK_WARN_UNUSED_RESULT
- #endif
- #endif
- #if !defined(SK_RESTRICT)
- #define SK_RESTRICT __restrict__
- #endif
- #if !defined(SK_WARN_UNUSED_RESULT)
- #define SK_WARN_UNUSED_RESULT __attribute__((warn_unused_result))
- #endif
- //////////////////////////////////////////////////////////////////////
- #if !defined(SK_CPU_BENDIAN) && !defined(SK_CPU_LENDIAN)
- #if defined(__BYTE_ORDER__) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)
- #define SK_CPU_BENDIAN
- #elif defined(__BYTE_ORDER__) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
- #define SK_CPU_LENDIAN
- #elif defined(__sparc) || defined(__sparc__) || \
- defined(_POWER) || defined(__powerpc__) || \
- defined(__ppc__) || defined(__hppa) || \
- defined(__PPC__) || defined(__PPC64__) || \
- defined(_MIPSEB) || defined(__ARMEB__) || \
- defined(__s390__) || \
- (defined(__sh__) && defined(__BIG_ENDIAN__)) || \
- (defined(__ia64) && defined(__BIG_ENDIAN__))
- #define SK_CPU_BENDIAN
- #else
- #define SK_CPU_LENDIAN
- #endif
- #endif
- //////////////////////////////////////////////////////////////////////
- #if defined(__i386) || defined(_M_IX86) || defined(__x86_64__) || defined(_M_X64)
- #define SK_CPU_X86 1
- #endif
- /**
- * SK_CPU_SSE_LEVEL
- *
- * If defined, SK_CPU_SSE_LEVEL should be set to the highest supported level.
- * On non-intel CPU this should be undefined.
- */
- #define SK_CPU_SSE_LEVEL_SSE1 10
- #define SK_CPU_SSE_LEVEL_SSE2 20
- #define SK_CPU_SSE_LEVEL_SSE3 30
- #define SK_CPU_SSE_LEVEL_SSSE3 31
- #define SK_CPU_SSE_LEVEL_SSE41 41
- #define SK_CPU_SSE_LEVEL_SSE42 42
- #define SK_CPU_SSE_LEVEL_AVX 51
- #define SK_CPU_SSE_LEVEL_AVX2 52
- #define SK_CPU_SSE_LEVEL_AVX512 60
- // When targetting iOS and using gyp to generate the build files, it is not
- // possible to select files to build depending on the architecture (i.e. it
- // is not possible to use hand optimized assembly implementation). In that
- // configuration SK_BUILD_NO_OPTS is defined. Remove optimisation then.
- #ifdef SK_BUILD_NO_OPTS
- #define SK_CPU_SSE_LEVEL 0
- #endif
- // Are we in GCC/Clang?
- #ifndef SK_CPU_SSE_LEVEL
- // These checks must be done in descending order to ensure we set the highest
- // available SSE level.
- #if defined(__AVX512F__)
- #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_AVX512
- #elif defined(__AVX2__)
- #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_AVX2
- #elif defined(__AVX__)
- #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_AVX
- #elif defined(__SSE4_2__)
- #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE42
- #elif defined(__SSE4_1__)
- #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE41
- #elif defined(__SSSE3__)
- #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSSE3
- #elif defined(__SSE3__)
- #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE3
- #elif defined(__SSE2__)
- #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE2
- #endif
- #endif
- // Are we in VisualStudio?
- #ifndef SK_CPU_SSE_LEVEL
- // These checks must be done in descending order to ensure we set the highest
- // available SSE level. 64-bit intel guarantees at least SSE2 support.
- #if defined(__AVX2__)
- #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_AVX2
- #elif defined(__AVX__)
- #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_AVX
- #elif defined(_M_X64) || defined(_M_AMD64)
- #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE2
- #elif defined(_M_IX86_FP)
- #if _M_IX86_FP >= 2
- #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE2
- #elif _M_IX86_FP == 1
- #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE1
- #endif
- #endif
- #endif
- //////////////////////////////////////////////////////////////////////
- // ARM defines
- #if defined(__arm__) && (!defined(__APPLE__) || !TARGET_IPHONE_SIMULATOR)
- #define SK_CPU_ARM32
- #elif defined(__aarch64__) && !defined(SK_BUILD_NO_OPTS)
- #define SK_CPU_ARM64
- #endif
- // All 64-bit ARM chips have NEON. Many 32-bit ARM chips do too.
- #if !defined(SK_ARM_HAS_NEON) && !defined(SK_BUILD_NO_OPTS) && defined(__ARM_NEON)
- #define SK_ARM_HAS_NEON
- #endif
- // Really this __APPLE__ check shouldn't be necessary, but it seems that Apple's Clang defines
- // __ARM_FEATURE_CRC32 for -arch arm64, even though their chips don't support those instructions!
- #if defined(__ARM_FEATURE_CRC32) && !defined(__APPLE__)
- #define SK_ARM_HAS_CRC32
- #endif
- //////////////////////////////////////////////////////////////////////
- #if !defined(SKIA_IMPLEMENTATION)
- #define SKIA_IMPLEMENTATION 0
- #endif
- #if !defined(SK_API)
- #if defined(SKIA_DLL)
- #if defined(_MSC_VER)
- #if SKIA_IMPLEMENTATION
- #define SK_API __declspec(dllexport)
- #else
- #define SK_API __declspec(dllimport)
- #endif
- #else
- #define SK_API __attribute__((visibility("default")))
- #endif
- #else
- #define SK_API
- #endif
- #endif
- #endif
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