62e1a1a4ba
BUG=skia: GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2205173003 No public API changes TBR=reed@google.com Review-Url: https://codereview.chromium.org/2205173003
273 lines
8.8 KiB
C
273 lines
8.8 KiB
C
/*
|
|
* 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_WIN32) && !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_WIN32
|
|
#elif 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
|
|
|
|
/* Even if the user only defined the framework variant we still need to build
|
|
* the default (NDK-compliant) Android code. Therefore, when attempting to
|
|
* include/exclude something from the framework variant check first that we are
|
|
* building for Android then check the status of the framework define.
|
|
*/
|
|
#if defined(SK_BUILD_FOR_ANDROID_FRAMEWORK) && !defined(SK_BUILD_FOR_ANDROID)
|
|
#define SK_BUILD_FOR_ANDROID
|
|
#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
|
|
#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(__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
|
|
|
|
// 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?
|
|
#ifndef SK_CPU_SSE_LEVEL
|
|
// These checks must be done in descending order to ensure we set the highest
|
|
// available SSE level.
|
|
#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(__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
|
|
|
|
#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
|
|
#endif
|
|
#endif
|
|
|
|
#if 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__) || defined(__ARM_NEON))
|
|
#define SK_ARM_HAS_NEON
|
|
#endif
|
|
|
|
//////////////////////////////////////////////////////////////////////
|
|
|
|
#if !defined(SKIA_IMPLEMENTATION)
|
|
#define SKIA_IMPLEMENTATION 0
|
|
#endif
|
|
|
|
#if !defined(SK_API)
|
|
#if defined(SKIA_DLL)
|
|
#if defined(SK_BUILD_FOR_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
|
|
#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
|