1//
2// Copyright (c) 2014 The ANGLE Project Authors. All rights reserved.
3// Use of this source code is governed by a BSD-style license that can be
4// found in the LICENSE file.
5//
6
7// platform.h: Operating system specific includes and defines.
8
9#ifndef COMMON_PLATFORM_H_
10#define COMMON_PLATFORM_H_
11
12#if defined(_WIN32)
13# define ANGLE_PLATFORM_WINDOWS 1
14#elif defined(__Fuchsia__)
15# define ANGLE_PLATFORM_FUCHSIA 1
16# define ANGLE_PLATFORM_POSIX 1
17#elif defined(__APPLE__)
18# define ANGLE_PLATFORM_APPLE 1
19# define ANGLE_PLATFORM_POSIX 1
20#elif defined(ANDROID)
21# define ANGLE_PLATFORM_ANDROID 1
22# define ANGLE_PLATFORM_POSIX 1
23#elif defined(__linux__) || defined(EMSCRIPTEN)
24# define ANGLE_PLATFORM_LINUX 1
25# define ANGLE_PLATFORM_POSIX 1
26#elif defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) || \
27 defined(__DragonFly__) || defined(__sun) || defined(__GLIBC__) || defined(__GNU__) || \
28 defined(__QNX__) || defined(__Fuchsia__) || defined(__HAIKU__)
29# define ANGLE_PLATFORM_POSIX 1
30#else
31# error Unsupported platform.
32#endif
33
34#ifdef ANGLE_PLATFORM_WINDOWS
35# ifndef STRICT
36# define STRICT 1
37# endif
38# ifndef WIN32_LEAN_AND_MEAN
39# define WIN32_LEAN_AND_MEAN 1
40# endif
41# ifndef NOMINMAX
42# define NOMINMAX 1
43# endif
44
45# include <intrin.h>
46# include <windows.h>
47
48# if defined(WINAPI_FAMILY) && (WINAPI_FAMILY != WINAPI_FAMILY_DESKTOP_APP)
49# define ANGLE_ENABLE_WINDOWS_STORE 1
50# endif
51
52# if defined(ANGLE_ENABLE_D3D9)
53# include <d3d9.h>
54# include <d3dcompiler.h>
55# endif
56
57// Include D3D11 headers when OpenGL is enabled on Windows for interop extensions.
58# if defined(ANGLE_ENABLE_D3D11) || defined(ANGLE_ENABLE_OPENGL)
59# include <d3d10_1.h>
60# include <d3d11.h>
61# include <d3d11_3.h>
62# include <d3dcompiler.h>
63# include <dxgi.h>
64# include <dxgi1_2.h>
65# endif
66
67# if defined(ANGLE_ENABLE_D3D9) || defined(ANGLE_ENABLE_D3D11)
68# include <wrl.h>
69# endif
70
71# if defined(ANGLE_ENABLE_WINDOWS_STORE)
72# include <dxgi1_3.h>
73# if defined(_DEBUG)
74# include <DXProgrammableCapture.h>
75# include <dxgidebug.h>
76# endif
77# endif
78
79# undef near
80# undef far
81#endif
82
83#if defined(_MSC_VER) && !defined(_M_ARM) && !defined(_M_ARM64)
84# include <intrin.h>
85# define ANGLE_USE_SSE
86#elif defined(__GNUC__) && (defined(__x86_64__) || defined(__i386__))
87# include <x86intrin.h>
88# define ANGLE_USE_SSE
89#endif
90
91// Mips and arm devices need to include stddef for size_t.
92#if defined(__mips__) || defined(__arm__) || defined(__aarch64__)
93# include <stddef.h>
94#endif
95
96// The MemoryBarrier function name collides with a macro under Windows
97// We will undef the macro so that the function name does not get replaced
98#undef MemoryBarrier
99
100// Macro for hinting that an expression is likely to be true/false.
101#if !defined(ANGLE_LIKELY) || !defined(ANGLE_UNLIKELY)
102# if defined(__GNUC__) || defined(__clang__)
103# define ANGLE_LIKELY(x) __builtin_expect(!!(x), 1)
104# define ANGLE_UNLIKELY(x) __builtin_expect(!!(x), 0)
105# else
106# define ANGLE_LIKELY(x) (x)
107# define ANGLE_UNLIKELY(x) (x)
108# endif // defined(__GNUC__) || defined(__clang__)
109#endif // !defined(ANGLE_LIKELY) || !defined(ANGLE_UNLIKELY)
110
111#endif // COMMON_PLATFORM_H_
112