| |
| /* |
| * 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. |
| */ |
| |
| |
| #ifndef SkPreConfig_DEFINED |
| #define SkPreConfig_DEFINED |
| |
| #ifdef WEBKIT_VERSION_MIN_REQUIRED |
| #include "config.h" |
| #endif |
| |
| ////////////////////////////////////////////////////////////////////// |
| |
| #if !defined(SK_BUILD_FOR_ANDROID) && !defined(SK_BUILD_FOR_ANDROID_NDK) && !defined(SK_BUILD_FOR_IOS) && !defined(SK_BUILD_FOR_PALM) && !defined(SK_BUILD_FOR_WINCE) && !defined(SK_BUILD_FOR_WIN32) && !defined(SK_BUILD_FOR_UNIX) && !defined(SK_BUILD_FOR_MAC) && !defined(SK_BUILD_FOR_SDL) && !defined(SK_BUILD_FOR_BREW) && !defined(SK_BUILD_FOR_NACL) |
| |
| #ifdef __APPLE__ |
| #include "TargetConditionals.h" |
| #endif |
| |
| #if defined(PALMOS_SDK_VERSION) |
| #define SK_BUILD_FOR_PALM |
| #elif defined(UNDER_CE) |
| #define SK_BUILD_FOR_WINCE |
| #elif defined(WIN32) |
| #define SK_BUILD_FOR_WIN32 |
| #elif defined(__SYMBIAN32__) |
| #define SK_BUILD_FOR_WIN32 |
| #elif defined(ANDROID_NDK) |
| #define SK_BUILD_FOR_ANDROID_NDK |
| #elif defined(ANDROID) |
| #define SK_BUILD_FOR_ANDROID |
| #elif defined(linux) || defined(__FreeBSD__) || defined(__OpenBSD__) || \ |
| defined(__sun) || defined(__NetBSD__) || defined(__DragonFly__) || \ |
| defined(__GLIBC__) || defined(__GNU__) |
| #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 |
| |
| /* Even if the user only defined the NDK variant we still need to build |
| * the default Android code. Therefore, when attempting to include/exclude |
| * something from the NDK variant check first that we are building for |
| * Android then check the status of the NDK define. |
| */ |
| #if defined(SK_BUILD_FOR_ANDROID_NDK) && !defined(SK_BUILD_FOR_ANDROID) |
| #define SK_BUILD_FOR_ANDROID |
| #endif |
| |
| // USE_CHROMIUM_SKIA is defined when building Skia for the Chromium |
| // browser. |
| #if defined(USE_CHROMIUM_SKIA) |
| #define SK_BUILD_FOR_CHROMIUM |
| #endif |
| |
| ////////////////////////////////////////////////////////////////////// |
| |
| #if !defined(SK_DEBUG) && !defined(SK_RELEASE) |
| #ifdef NDEBUG |
| #define SK_RELEASE |
| #else |
| #define SK_DEBUG |
| #endif |
| #endif |
| |
| #ifdef SK_BUILD_FOR_WIN32 |
| #if !defined(SK_RESTRICT) |
| #define SK_RESTRICT __restrict |
| #endif |
| #if !defined(SK_WARN_UNUSED_RESULT) |
| #define SK_WARN_UNUSED_RESULT |
| #endif |
| #include "sk_stdint.h" |
| #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_SCALAR_IS_FLOAT) && !defined(SK_SCALAR_IS_FIXED) |
| #define SK_SCALAR_IS_FLOAT |
| #endif |
| |
| ////////////////////////////////////////////////////////////////////// |
| |
| #if !defined(SK_CPU_BENDIAN) && !defined(SK_CPU_LENDIAN) |
| #if defined (__ppc__) || defined(__ppc64__) |
| #define SK_CPU_BENDIAN |
| #else |
| #define SK_CPU_LENDIAN |
| #endif |
| #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 |
| |
| // Are we in GCC? |
| #ifndef SK_CPU_SSE_LEVEL |
| #if defined(__SSE2__) |
| #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE2 |
| #elif defined(__SSE3__) |
| #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE3 |
| #elif defined(__SSSE3__) |
| #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSSE3 |
| #endif |
| #endif |
| |
| // Are we in VisualStudio? |
| #ifndef SK_CPU_SSE_LEVEL |
| #if _M_IX86_FP == 1 |
| #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE1 |
| #elif _M_IX86_FP >= 2 |
| #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE2 |
| #endif |
| #endif |
| |
| // 64bit intel guarantees at least SSE2 |
| #if defined(__x86_64__) || defined(_WIN64) |
| #if !defined(SK_CPU_SSE_LEVEL) || (SK_CPU_SSE_LEVEL < SK_CPU_SSE_LEVEL_SSE2) |
| #undef SK_CPU_SSE_LEVEL |
| #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE2 |
| #endif |
| #endif |
| |
| ////////////////////////////////////////////////////////////////////// |
| // ARM defines |
| |
| #if defined(__arm__) && (!defined(__APPLE__) || !TARGET_IPHONE_SIMULATOR) |
| #define SK_CPU_ARM |
| |
| #if defined(__GNUC__) |
| #if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) \ |
| || defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) \ |
| || defined(__ARM_ARCH_7EM__) || defined(_ARM_ARCH_7) |
| #define SK_ARM_ARCH 7 |
| #elif defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) \ |
| || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6Z__) \ |
| || defined(__ARM_ARCH_6ZK__) || defined(__ARM_ARCH_6T2__) \ |
| || defined(__ARM_ARCH_6M__) || defined(_ARM_ARCH_6) |
| #define SK_ARM_ARCH 6 |
| #elif defined(__ARM_ARCH_5__) || defined(__ARM_ARCH_5T__) \ |
| || defined(__ARM_ARCH_5E__) || defined(__ARM_ARCH_5TE__) \ |
| || defined(__ARM_ARCH_5TEJ__) || defined(_ARM_ARCH_5) |
| #define SK_ARM_ARCH 5 |
| #elif defined(__ARM_ARCH_4__) || defined(__ARM_ARCH_4T__) || defined(_ARM_ARCH_4) |
| #define SK_ARM_ARCH 4 |
| #else |
| #define SK_ARM_ARCH 3 |
| #endif |
| |
| #if defined(__thumb2__) && (SK_ARM_ARCH >= 6) \ |
| || !defined(__thumb__) && ((SK_ARM_ARCH > 5) || defined(__ARM_ARCH_5E__) \ |
| || defined(__ARM_ARCH_5TE__) || defined(__ARM_ARCH_5TEJ__)) |
| #define SK_ARM_HAS_EDSP |
| #endif |
| #endif |
| #endif |
| |
| ////////////////////////////////////////////////////////////////////// |
| |
| /** |
| * THUMB is the only known config where we avoid small branches in |
| * favor of more complex math. |
| */ |
| #if !(defined(__arm__) && defined(__thumb__)) |
| #define SK_CPU_HAS_CONDITIONAL_INSTR |
| #endif |
| |
| ////////////////////////////////////////////////////////////////////// |
| |
| #if !defined(SKIA_IMPLEMENTATION) |
| #define SKIA_IMPLEMENTATION 0 |
| #endif |
| |
| #if defined(SKIA_DLL) |
| #if defined(WIN32) |
| #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 |
| |
| ////////////////////////////////////////////////////////////////////// |
| |
| /** |
| * Use SK_PURE_FUNC as an attribute to indicate that a function's |
| * return value only depends on the value of its parameters. This |
| * can help the compiler optimize out successive calls. |
| * |
| * Usage: |
| * void function(int params) SK_PURE_FUNC; |
| */ |
| #if defined(__GNUC__) |
| # define SK_PURE_FUNC __attribute__((pure)) |
| #else |
| # define SK_PURE_FUNC /* nothing */ |
| #endif |
| |
| ////////////////////////////////////////////////////////////////////// |
| |
| /** |
| * SK_HAS_ATTRIBUTE(<name>) should return true iff the compiler |
| * supports __attribute__((<name>)). Mostly important because |
| * Clang doesn't support all of GCC attributes. |
| */ |
| #if defined(__has_attribute) |
| # define SK_HAS_ATTRIBUTE(x) __has_attribute(x) |
| #elif defined(__GNUC__) |
| # define SK_HAS_ATTRIBUTE(x) 1 |
| #else |
| # define SK_HAS_ATTRIBUTE(x) 0 |
| #endif |
| |
| /** |
| * SK_ATTRIBUTE_OPTIMIZE_O1 can be used as a function attribute |
| * to specify individual optimization level of -O1, if the compiler |
| * supports it. |
| * |
| * NOTE: Clang/ARM (r161757) does not support the 'optimize' attribute. |
| */ |
| #if SK_HAS_ATTRIBUTE(optimize) |
| # define SK_ATTRIBUTE_OPTIMIZE_O1 __attribute__((optimize("O1"))) |
| #else |
| # define SK_ATTRIBUTE_OPTIMIZE_O1 /* nothing */ |
| #endif |
| |
| #endif |
