1// Protocol Buffers - Google's data interchange format
2// Copyright 2012 Google Inc.  All rights reserved.
3// http://code.google.com/p/protobuf/
4//
5// Redistribution and use in source and binary forms, with or without
6// modification, are permitted provided that the following conditions are
7// met:
8//
9//     * Redistributions of source code must retain the above copyright
10// notice, this list of conditions and the following disclaimer.
11//     * Redistributions in binary form must reproduce the above
12// copyright notice, this list of conditions and the following disclaimer
13// in the documentation and/or other materials provided with the
14// distribution.
15//     * Neither the name of Google Inc. nor the names of its
16// contributors may be used to endorse or promote products derived from
17// this software without specific prior written permission.
18//
19// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30
31#ifndef GOOGLE_PROTOBUF_PLATFORM_MACROS_H_
32#define GOOGLE_PROTOBUF_PLATFORM_MACROS_H_
33
34#include <google/protobuf/stubs/common.h>
35
36// Processor architecture detection.  For more info on what's defined, see:
37//   http://msdn.microsoft.com/en-us/library/b0084kay.aspx
38//   http://www.agner.org/optimize/calling_conventions.pdf
39//   or with gcc, run: "echo | gcc -E -dM -"
40#if defined(_M_X64) || defined(__x86_64__)
41#define GOOGLE_PROTOBUF_ARCH_X64 1
42#define GOOGLE_PROTOBUF_ARCH_64_BIT 1
43#elif defined(_M_IX86) || defined(__i386__)
44#define GOOGLE_PROTOBUF_ARCH_IA32 1
45#define GOOGLE_PROTOBUF_ARCH_32_BIT 1
46#elif defined(__QNX__)
47#define GOOGLE_PROTOBUF_ARCH_ARM_QNX 1
48#define GOOGLE_PROTOBUF_ARCH_32_BIT 1
49#elif defined(__ARMEL__)
50#define GOOGLE_PROTOBUF_ARCH_ARM 1
51#define GOOGLE_PROTOBUF_ARCH_32_BIT 1
52#elif defined(__aarch64__)
53#define GOOGLE_PROTOBUF_ARCH_AARCH64 1
54#define GOOGLE_PROTOBUF_ARCH_64_BIT 1
55#elif defined(__MIPSEL__)
56#if defined(__LP64__)
57#define GOOGLE_PROTOBUF_ARCH_MIPS64 1
58#define GOOGLE_PROTOBUF_ARCH_64_BIT 1
59#else
60#define GOOGLE_PROTOBUF_ARCH_MIPS 1
61#define GOOGLE_PROTOBUF_ARCH_32_BIT 1
62#endif
63#elif defined(__pnacl__)
64#define GOOGLE_PROTOBUF_ARCH_32_BIT 1
65#elif defined(__ppc__)
66#define GOOGLE_PROTOBUF_ARCH_PPC 1
67#define GOOGLE_PROTOBUF_ARCH_32_BIT 1
68#else
69#error Host architecture was not detected as supported by protobuf
70#endif
71
72#if defined(__APPLE__)
73#define GOOGLE_PROTOBUF_OS_APPLE
74#elif defined(__native_client__)
75#define GOOGLE_PROTOBUF_OS_NACL
76#endif
77
78#endif  // GOOGLE_PROTOBUF_PLATFORM_MACROS_H_
79