LLVM OpenMP* Runtime Library
src
kmp_platform.h
1
/*
2
* kmp_platform.h -- header for determining operating system and architecture
3
*/
4
5
//===----------------------------------------------------------------------===//
6
//
7
// The LLVM Compiler Infrastructure
8
//
9
// This file is dual licensed under the MIT and the University of Illinois Open
10
// Source Licenses. See LICENSE.txt for details.
11
//
12
//===----------------------------------------------------------------------===//
13
14
#ifndef KMP_PLATFORM_H
15
#define KMP_PLATFORM_H
16
17
/* ---------------------- Operating system recognition ------------------- */
18
19
#define KMP_OS_LINUX 0
20
#define KMP_OS_FREEBSD 0
21
#define KMP_OS_NETBSD 0
22
#define KMP_OS_DARWIN 0
23
#define KMP_OS_WINDOWS 0
24
#define KMP_OS_CNK 0
25
#define KMP_OS_HURD 0
26
#define KMP_OS_UNIX 0
/* disjunction of KMP_OS_LINUX, KMP_OS_DARWIN etc. */
27
28
#ifdef _WIN32
29
#undef KMP_OS_WINDOWS
30
#define KMP_OS_WINDOWS 1
31
#endif
32
33
#if (defined __APPLE__ && defined __MACH__)
34
#undef KMP_OS_DARWIN
35
#define KMP_OS_DARWIN 1
36
#endif
37
38
// in some ppc64 linux installations, only the second condition is met
39
#if (defined __linux)
40
#undef KMP_OS_LINUX
41
#define KMP_OS_LINUX 1
42
#elif (defined __linux__)
43
#undef KMP_OS_LINUX
44
#define KMP_OS_LINUX 1
45
#else
46
#endif
47
48
#if (defined __FreeBSD__)
49
#undef KMP_OS_FREEBSD
50
#define KMP_OS_FREEBSD 1
51
#endif
52
53
#if (defined __NetBSD__)
54
#undef KMP_OS_NETBSD
55
#define KMP_OS_NETBSD 1
56
#endif
57
58
#if (defined __bgq__)
59
#undef KMP_OS_CNK
60
#define KMP_OS_CNK 1
61
#endif
62
63
#if (defined __GNU__)
64
#undef KMP_OS_HURD
65
#define KMP_OS_HURD 1
66
#endif
67
68
#if (1 != \
69
KMP_OS_LINUX + KMP_OS_FREEBSD + KMP_OS_NETBSD + KMP_OS_DARWIN + \
70
KMP_OS_WINDOWS + KMP_OS_HURD)
71
#error Unknown OS
72
#endif
73
74
#if KMP_OS_LINUX || KMP_OS_FREEBSD || KMP_OS_NETBSD || KMP_OS_DARWIN || KMP_OS_HURD
75
#undef KMP_OS_UNIX
76
#define KMP_OS_UNIX 1
77
#endif
78
79
/* ---------------------- Architecture recognition ------------------- */
80
81
#define KMP_ARCH_X86 0
82
#define KMP_ARCH_X86_64 0
83
#define KMP_ARCH_AARCH64 0
84
#define KMP_ARCH_PPC64_BE 0
85
#define KMP_ARCH_PPC64_LE 0
86
#define KMP_ARCH_PPC64 (KMP_ARCH_PPC64_LE || KMP_ARCH_PPC64_BE)
87
#define KMP_ARCH_MIPS 0
88
#define KMP_ARCH_MIPS64 0
89
90
#if KMP_OS_WINDOWS
91
#if defined _M_AMD64
92
#undef KMP_ARCH_X86_64
93
#define KMP_ARCH_X86_64 1
94
#else
95
#undef KMP_ARCH_X86
96
#define KMP_ARCH_X86 1
97
#endif
98
#endif
99
100
#if KMP_OS_UNIX
101
#if defined __x86_64
102
#undef KMP_ARCH_X86_64
103
#define KMP_ARCH_X86_64 1
104
#elif defined __i386
105
#undef KMP_ARCH_X86
106
#define KMP_ARCH_X86 1
107
#elif defined __powerpc64__
108
#if defined __LITTLE_ENDIAN__
109
#undef KMP_ARCH_PPC64_LE
110
#define KMP_ARCH_PPC64_LE 1
111
#else
112
#undef KMP_ARCH_PPC64_BE
113
#define KMP_ARCH_PPC64_BE 1
114
#endif
115
#elif defined __aarch64__
116
#undef KMP_ARCH_AARCH64
117
#define KMP_ARCH_AARCH64 1
118
#elif defined __mips__
119
#if defined __mips64
120
#undef KMP_ARCH_MIPS64
121
#define KMP_ARCH_MIPS64 1
122
#else
123
#undef KMP_ARCH_MIPS
124
#define KMP_ARCH_MIPS 1
125
#endif
126
#endif
127
#endif
128
129
#if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7R__) || \
130
defined(__ARM_ARCH_7A__)
131
#define KMP_ARCH_ARMV7 1
132
#endif
133
134
#if defined(KMP_ARCH_ARMV7) || defined(__ARM_ARCH_6__) || \
135
defined(__ARM_ARCH_6J__) || defined(__ARM_ARCH_6K__) || \
136
defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6T2__) || \
137
defined(__ARM_ARCH_6ZK__)
138
#define KMP_ARCH_ARMV6 1
139
#endif
140
141
#if defined(KMP_ARCH_ARMV6) || defined(__ARM_ARCH_5T__) || \
142
defined(__ARM_ARCH_5E__) || defined(__ARM_ARCH_5TE__) || \
143
defined(__ARM_ARCH_5TEJ__)
144
#define KMP_ARCH_ARMV5 1
145
#endif
146
147
#if defined(KMP_ARCH_ARMV5) || defined(__ARM_ARCH_4__) || \
148
defined(__ARM_ARCH_4T__)
149
#define KMP_ARCH_ARMV4 1
150
#endif
151
152
#if defined(KMP_ARCH_ARMV4) || defined(__ARM_ARCH_3__) || \
153
defined(__ARM_ARCH_3M__)
154
#define KMP_ARCH_ARMV3 1
155
#endif
156
157
#if defined(KMP_ARCH_ARMV3) || defined(__ARM_ARCH_2__)
158
#define KMP_ARCH_ARMV2 1
159
#endif
160
161
#if defined(KMP_ARCH_ARMV2)
162
#define KMP_ARCH_ARM 1
163
#endif
164
165
#if defined(__MIC__) || defined(__MIC2__)
166
#define KMP_MIC 1
167
#if __MIC2__ || __KNC__
168
#define KMP_MIC1 0
169
#define KMP_MIC2 1
170
#else
171
#define KMP_MIC1 1
172
#define KMP_MIC2 0
173
#endif
174
#else
175
#define KMP_MIC 0
176
#define KMP_MIC1 0
177
#define KMP_MIC2 0
178
#endif
179
180
/* Specify 32 bit architectures here */
181
#define KMP_32_BIT_ARCH (KMP_ARCH_X86 || KMP_ARCH_ARM || KMP_ARCH_MIPS)
182
183
// Platforms which support Intel(R) Many Integrated Core Architecture
184
#define KMP_MIC_SUPPORTED \
185
((KMP_ARCH_X86 || KMP_ARCH_X86_64) && (KMP_OS_LINUX || KMP_OS_WINDOWS))
186
187
// TODO: Fixme - This is clever, but really fugly
188
#if (1 != \
189
KMP_ARCH_X86 + KMP_ARCH_X86_64 + KMP_ARCH_ARM + KMP_ARCH_PPC64 + \
190
KMP_ARCH_AARCH64 + KMP_ARCH_MIPS + KMP_ARCH_MIPS64)
191
#error Unknown or unsupported architecture
192
#endif
193
194
#endif // KMP_PLATFORM_H
Generated by
1.8.13