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//
// Copyright 2014 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// platform.h: Operating system specific includes and defines.
#ifndef COMMON_PLATFORM_H_
#define COMMON_PLATFORM_H_
#if defined(_WIN32)
# define ANGLE_PLATFORM_WINDOWS 1
#elif defined(__Fuchsia__)
# define ANGLE_PLATFORM_FUCHSIA 1
# define ANGLE_PLATFORM_POSIX 1
#elif defined(__APPLE__)
# define ANGLE_PLATFORM_APPLE 1
# define ANGLE_PLATFORM_POSIX 1
#elif defined(ANDROID)
# define ANGLE_PLATFORM_ANDROID 1
# define ANGLE_PLATFORM_POSIX 1
#elif defined(__ggp__)
# define ANGLE_PLATFORM_GGP 1
# define ANGLE_PLATFORM_POSIX 1
#elif defined(__linux__) || defined(EMSCRIPTEN)
# define ANGLE_PLATFORM_LINUX 1
# define ANGLE_PLATFORM_POSIX 1
#elif defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) || \
defined(__DragonFly__) || defined(__sun) || defined(__GLIBC__) || defined(__GNU__) || \
defined(__QNX__) || defined(__Fuchsia__) || defined(__HAIKU__)
# define ANGLE_PLATFORM_POSIX 1
#else
# error Unsupported platform.
#endif
#ifdef ANGLE_PLATFORM_WINDOWS
# ifndef STRICT
# define STRICT 1
# endif
# ifndef WIN32_LEAN_AND_MEAN
# define WIN32_LEAN_AND_MEAN 1
# endif
# ifndef NOMINMAX
# define NOMINMAX 1
# endif
# include <intrin.h>
# if defined(WINAPI_FAMILY) && (WINAPI_FAMILY != WINAPI_FAMILY_DESKTOP_APP)
# define ANGLE_ENABLE_WINDOWS_UWP 1
# endif
# if defined(ANGLE_ENABLE_D3D9)
# include <d3d9.h>
# include <d3dcompiler.h>
# endif
// Include D3D11 headers when OpenGL is enabled on Windows for interop extensions.
# if defined(ANGLE_ENABLE_D3D11) || defined(ANGLE_ENABLE_OPENGL)
# include <d3d10_1.h>
# include <d3d11.h>
# include <d3d11_3.h>
# include <d3d11on12.h>
# include <d3d12.h>
# include <d3dcompiler.h>
# include <dxgi.h>
# include <dxgi1_2.h>
# include <dxgi1_4.h>
# endif
# if defined(ANGLE_ENABLE_D3D9) || defined(ANGLE_ENABLE_D3D11)
# include <wrl.h>
# endif
# if defined(ANGLE_ENABLE_WINDOWS_UWP)
# include <dxgi1_3.h>
# if defined(_DEBUG)
# include <DXProgrammableCapture.h>
# include <dxgidebug.h>
# endif
# endif
// Include <windows.h> to ensure tests related files can be built when building
// vulkan only backend ANGLE on windows.
# if defined(ANGLE_ENABLE_VULKAN)
# include <windows.h>
# endif
// Macros 'near', 'far', 'NEAR' and 'FAR' are defined by 'shared/minwindef.h' in the Windows SDK.
// Macros 'near' and 'far' are empty. They are not used by other Windows headers and are undefined
// here to avoid identifier conflicts. Macros 'NEAR' and 'FAR' contain 'near' and 'far'. They are
// used by other Windows headers and are cleared here to avoid compilation errors.
# undef near
# undef far
# undef NEAR
# undef FAR
# define NEAR
# define FAR
#endif
#if defined(_MSC_VER) && !defined(_M_ARM) && !defined(_M_ARM64)
# include <intrin.h>
# define ANGLE_USE_SSE
#elif defined(__GNUC__) && (defined(__x86_64__) || defined(__i386__))
# include <x86intrin.h>
# define ANGLE_USE_SSE
#endif
// Mips and arm devices need to include stddef for size_t.
#if defined(__mips__) || defined(__arm__) || defined(__aarch64__)
# include <stddef.h>
#endif
// The MemoryBarrier function name collides with a macro under Windows
// We will undef the macro so that the function name does not get replaced
#undef MemoryBarrier
// Macro for hinting that an expression is likely to be true/false.
#if !defined(ANGLE_LIKELY) || !defined(ANGLE_UNLIKELY)
# if defined(__GNUC__) || defined(__clang__)
# define ANGLE_LIKELY(x) __builtin_expect(!!(x), 1)
# define ANGLE_UNLIKELY(x) __builtin_expect(!!(x), 0)
# else
# define ANGLE_LIKELY(x) (x)
# define ANGLE_UNLIKELY(x) (x)
# endif // defined(__GNUC__) || defined(__clang__)
#endif // !defined(ANGLE_LIKELY) || !defined(ANGLE_UNLIKELY)
#ifdef ANGLE_PLATFORM_APPLE
# include <TargetConditionals.h>
# if TARGET_OS_OSX
# define ANGLE_PLATFORM_MACOS 1
# elif TARGET_OS_IPHONE
# define ANGLE_PLATFORM_IOS 1
# if TARGET_OS_SIMULATOR
# define ANGLE_PLATFORM_IOS_SIMULATOR 1
# endif
# if TARGET_OS_MACCATALYST
# define ANGLE_PLATFORM_MACCATALYST 1
# endif
# elif TARGET_OS_WATCH
# define ANGLE_PLATFORM_WATCHOS 1
# if TARGET_OS_SIMULATOR
# define ANGLE_PLATFORM_IOS_SIMULATOR 1
# endif
# elif TARGET_OS_TV
# define ANGLE_PLATFORM_APPLETV 1
# if TARGET_OS_SIMULATOR
# define ANGLE_PLATFORM_IOS_SIMULATOR 1
# endif
# endif
# // This might be useful globally. At the moment it is used
# // to differentiate MacCatalyst on Intel and Apple Silicon.
# if defined(__arm64__) || defined(__aarch64__)
# define ANGLE_CPU_ARM64 1
# endif
# // EAGL should be enabled on iOS, but not Mac Catalyst unless it is running on Apple Silicon.
# if (defined(ANGLE_PLATFORM_IOS) && !defined(ANGLE_PLATFORM_MACCATALYST)) || \
(defined(ANGLE_PLATFORM_MACCATALYST) && defined(ANGLE_CPU_ARM64))
# define ANGLE_ENABLE_EAGL
# endif
# // Identify Metal API >= what shipped on macOS Catalina.
# if (defined(ANGLE_PLATFORM_MACOS) && __MAC_OS_X_VERSION_MAX_ALLOWED >= 101500) || \
(defined(ANGLE_PLATFORM_IOS) && __IPHONE_OS_VERSION_MAX_ALLOWED >= 130000)
# define ANGLE_WITH_MODERN_METAL_API 1
# endif
#endif
// Define ANGLE_WITH_ASAN macro.
#if defined(__has_feature)
# if __has_feature(address_sanitizer)
# define ANGLE_WITH_ASAN 1
# endif
#endif
// Define ANGLE_WITH_MSAN macro.
#if defined(__has_feature)
# if __has_feature(memory_sanitizer)
# define ANGLE_WITH_MSAN 1
# endif
#endif
// Define ANGLE_WITH_TSAN macro.
#if defined(__has_feature)
# if __has_feature(thread_sanitizer)
# define ANGLE_WITH_TSAN 1
# endif
#endif
// Define ANGLE_WITH_UBSAN macro.
#if defined(__has_feature)
# if __has_feature(undefined_behavior_sanitizer)
# define ANGLE_WITH_UBSAN 1
# endif
#endif
#if defined(ANGLE_WITH_ASAN) || defined(ANGLE_WITH_TSAN) || defined(ANGLE_WITH_UBSAN)
# define ANGLE_WITH_SANITIZER 1
#endif // defined(ANGLE_WITH_ASAN) || defined(ANGLE_WITH_TSAN) || defined(ANGLE_WITH_UBSAN)
#include <cstdint>
#if INTPTR_MAX == INT64_MAX
# define ANGLE_IS_64_BIT_CPU 1
#else
# define ANGLE_IS_32_BIT_CPU 1
#endif
#endif // COMMON_PLATFORM_H_
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