1 files changed, 111 insertions, 0 deletions
diff --git a/gfx/angle/checkout/src/common/platform.h b/gfx/angle/checkout/src/common/platform.h
new file mode 100644
index 0000000000..acb21575ac
--- /dev/null
+++ b/gfx/angle/checkout/src/common/platform.h
@@ -0,0 +1,111 @@
+//
+// Copyright (c) 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(__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>
+#    include <windows.h>
+
+#    if defined(WINAPI_FAMILY) && (WINAPI_FAMILY != WINAPI_FAMILY_DESKTOP_APP)
+#        define ANGLE_ENABLE_WINDOWS_STORE 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 <d3dcompiler.h>
+#        include <dxgi.h>
+#        include <dxgi1_2.h>
+#    endif
+
+#    if defined(ANGLE_ENABLE_D3D9) || defined(ANGLE_ENABLE_D3D11)
+#        include <wrl.h>
+#    endif
+
+#    if defined(ANGLE_ENABLE_WINDOWS_STORE)
+#        include <dxgi1_3.h>
+#        if defined(_DEBUG)
+#            include <DXProgrammableCapture.h>
+#            include <dxgidebug.h>
+#        endif
+#    endif
+
+#    undef near
+#    undef 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)
+
+#endif  // COMMON_PLATFORM_H_