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
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
8
// See https://llvm.org/LICENSE.txt for license information.
9
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
10
//
11
//===----------------------------------------------------------------------===//
12
13
#ifndef KMP_PLATFORM_H
14
#define KMP_PLATFORM_H
15
16
/* ---------------------- Operating system recognition ------------------- */
17
18
#define KMP_OS_LINUX 0
19
#define KMP_OS_DRAGONFLY 0
20
#define KMP_OS_FREEBSD 0
21
#define KMP_OS_NETBSD 0
22
#define KMP_OS_OPENBSD 0
23
#define KMP_OS_DARWIN 0
24
#define KMP_OS_WINDOWS 0
25
#define KMP_OS_HAIKU 0
26
#define KMP_OS_HURD 0
27
#define KMP_OS_SOLARIS 0
28
#define KMP_OS_WASI 0
29
#define KMP_OS_EMSCRIPTEN 0
30
#define KMP_OS_AIX 0
31
#define KMP_OS_UNIX 0
/* disjunction of KMP_OS_LINUX, KMP_OS_DARWIN etc. */
32
33
#ifdef _WIN32
34
#undef KMP_OS_WINDOWS
35
#define KMP_OS_WINDOWS 1
36
#endif
37
38
#if (defined __APPLE__ && defined __MACH__)
39
#undef KMP_OS_DARWIN
40
#define KMP_OS_DARWIN 1
41
#endif
42
43
// in some ppc64 linux installations, only the second condition is met
44
#if (defined __linux)
45
#undef KMP_OS_LINUX
46
#define KMP_OS_LINUX 1
47
#elif (defined __linux__)
48
#undef KMP_OS_LINUX
49
#define KMP_OS_LINUX 1
50
#elif defined(__EMSCRIPTEN__)
51
#undef KMP_OS_LINUX
52
#undef KMP_OS_EMSCRIPTEN
53
#define KMP_OS_LINUX 1
54
#define KMP_OS_EMSCRIPTEN 1
55
#else
56
#endif
57
58
#if (defined __DragonFly__)
59
#undef KMP_OS_DRAGONFLY
60
#define KMP_OS_DRAGONFLY 1
61
#endif
62
63
#if (defined __FreeBSD__)
64
#undef KMP_OS_FREEBSD
65
#define KMP_OS_FREEBSD 1
66
#endif
67
68
#if (defined __NetBSD__)
69
#undef KMP_OS_NETBSD
70
#define KMP_OS_NETBSD 1
71
#endif
72
73
#if (defined __OpenBSD__)
74
#undef KMP_OS_OPENBSD
75
#define KMP_OS_OPENBSD 1
76
#endif
77
78
#if (defined __HAIKU__)
79
#undef KMP_OS_HAIKU
80
#define KMP_OS_HAIKU 1
81
#endif
82
83
#if (defined __GNU__)
84
#undef KMP_OS_HURD
85
#define KMP_OS_HURD 1
86
#endif
87
88
#if (defined __sun__ && defined __svr4__)
89
#undef KMP_OS_SOLARIS
90
#define KMP_OS_SOLARIS 1
91
#endif
92
93
#if (defined __wasi__)
94
#undef KMP_OS_WASI
95
#define KMP_OS_WASI 1
96
#endif
97
98
#if (defined _AIX)
99
#undef KMP_OS_AIX
100
#define KMP_OS_AIX 1
101
#endif
102
103
#if (1 != KMP_OS_LINUX + KMP_OS_DRAGONFLY + KMP_OS_FREEBSD + KMP_OS_NETBSD + \
104
KMP_OS_OPENBSD + KMP_OS_DARWIN + KMP_OS_WINDOWS + KMP_OS_HAIKU + \
105
KMP_OS_HURD + KMP_OS_SOLARIS + KMP_OS_WASI + KMP_OS_AIX)
106
#error Unknown OS
107
#endif
108
109
#if KMP_OS_LINUX || KMP_OS_DRAGONFLY || KMP_OS_FREEBSD || KMP_OS_NETBSD || \
110
KMP_OS_OPENBSD || KMP_OS_DARWIN || KMP_OS_HAIKU || KMP_OS_HURD || \
111
KMP_OS_SOLARIS || KMP_OS_WASI || KMP_OS_AIX
112
#undef KMP_OS_UNIX
113
#define KMP_OS_UNIX 1
114
#endif
115
116
/* ---------------------- Architecture recognition ------------------- */
117
118
#define KMP_ARCH_X86 0
119
#define KMP_ARCH_X86_64 0
120
#define KMP_ARCH_AARCH64 0
121
#define KMP_ARCH_AARCH64_32 0
122
#define KMP_ARCH_ARM64EC 0
123
#define KMP_ARCH_PPC64_ELFv1 0
124
#define KMP_ARCH_PPC64_ELFv2 0
125
#define KMP_ARCH_PPC64_XCOFF 0
126
#define KMP_ARCH_PPC_XCOFF 0
127
#define KMP_ARCH_PPC 0
128
#define KMP_ARCH_MIPS 0
129
#define KMP_ARCH_MIPS64 0
130
#define KMP_ARCH_RISCV64 0
131
#define KMP_ARCH_LOONGARCH64 0
132
#define KMP_ARCH_VE 0
133
#define KMP_ARCH_S390X 0
134
#define KMP_ARCH_SPARC 0
135
136
#if KMP_OS_WINDOWS
137
#if defined(_M_ARM64EC) || defined(__arm64ec__)
138
#undef KMP_ARCH_ARM64EC
139
#define KMP_ARCH_ARM64EC 1
140
#elif defined(_M_AMD64) || defined(__x86_64)
141
#undef KMP_ARCH_X86_64
142
#define KMP_ARCH_X86_64 1
143
#elif defined(__aarch64__) || defined(_M_ARM64)
144
#undef KMP_ARCH_AARCH64
145
#define KMP_ARCH_AARCH64 1
146
#elif defined(__arm__) || defined(_M_ARM)
147
#undef KMP_ARCH_ARMV7
148
#define KMP_ARCH_ARMV7 1
149
#else
150
#undef KMP_ARCH_X86
151
#define KMP_ARCH_X86 1
152
#endif
153
#endif
154
155
#if KMP_OS_UNIX
156
#if defined __x86_64
157
#undef KMP_ARCH_X86_64
158
#define KMP_ARCH_X86_64 1
159
#elif defined __i386
160
#undef KMP_ARCH_X86
161
#define KMP_ARCH_X86 1
162
#elif defined __powerpc64__
163
#if defined(_CALL_ELF)
164
#if _CALL_ELF == 2
165
#undef KMP_ARCH_PPC64_ELFv2
166
#define KMP_ARCH_PPC64_ELFv2 1
167
#else
168
#undef KMP_ARCH_PPC64_ELFv1
169
#define KMP_ARCH_PPC64_ELFv1 1
170
#endif
171
#elif KMP_OS_AIX
172
#undef KMP_ARCH_PPC64_XCOFF
173
#define KMP_ARCH_PPC64_XCOFF 1
174
#endif
175
#elif defined(__powerpc__) && KMP_OS_AIX
176
#undef KMP_ARCH_PPC_XCOFF
177
#define KMP_ARCH_PPC_XCOFF 1
178
#undef KMP_ARCH_PPC
179
#define KMP_ARCH_PPC 1
180
#elif defined(__powerpc__) && !defined(__LP64__)
181
#undef KMP_ARCH_PPC
182
#define KMP_ARCH_PPC 1
183
#elif defined __ARM64_ARCH_8_32__
184
#undef KMP_ARCH_AARCH64_32
185
#define KMP_ARCH_AARCH64_32 1
186
#elif defined __aarch64__
187
#undef KMP_ARCH_AARCH64
188
#define KMP_ARCH_AARCH64 1
189
#elif defined __mips__
190
#if defined __mips64
191
#undef KMP_ARCH_MIPS64
192
#define KMP_ARCH_MIPS64 1
193
#else
194
#undef KMP_ARCH_MIPS
195
#define KMP_ARCH_MIPS 1
196
#endif
197
#elif defined __riscv && __riscv_xlen == 64
198
#undef KMP_ARCH_RISCV64
199
#define KMP_ARCH_RISCV64 1
200
#elif defined __loongarch__ && __loongarch_grlen == 64
201
#undef KMP_ARCH_LOONGARCH64
202
#define KMP_ARCH_LOONGARCH64 1
203
#elif defined __ve__
204
#undef KMP_ARCH_VE
205
#define KMP_ARCH_VE 1
206
#elif defined __s390x__
207
#undef KMP_ARCH_S390X
208
#define KMP_ARCH_S390X 1
209
#elif defined __sparc || defined __sparc__
210
#undef KMP_ARCH_SPARC
211
#define KMP_ARCH_SPARC 1
212
#endif
213
#endif
214
215
#if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7R__) || \
216
defined(__ARM_ARCH_7A__) || defined(__ARM_ARCH_7VE__)
217
#define KMP_ARCH_ARMV7 1
218
#endif
219
220
#if defined(KMP_ARCH_ARMV7) || defined(__ARM_ARCH_6__) || \
221
defined(__ARM_ARCH_6J__) || defined(__ARM_ARCH_6K__) || \
222
defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6T2__) || \
223
defined(__ARM_ARCH_6ZK__)
224
#define KMP_ARCH_ARMV6 1
225
#endif
226
227
#if defined(KMP_ARCH_ARMV6) || defined(__ARM_ARCH_5T__) || \
228
defined(__ARM_ARCH_5E__) || defined(__ARM_ARCH_5TE__) || \
229
defined(__ARM_ARCH_5TEJ__)
230
#define KMP_ARCH_ARMV5 1
231
#endif
232
233
#if defined(KMP_ARCH_ARMV5) || defined(__ARM_ARCH_4__) || \
234
defined(__ARM_ARCH_4T__)
235
#define KMP_ARCH_ARMV4 1
236
#endif
237
238
#if defined(KMP_ARCH_ARMV4) || defined(__ARM_ARCH_3__) || \
239
defined(__ARM_ARCH_3M__)
240
#define KMP_ARCH_ARMV3 1
241
#endif
242
243
#if defined(KMP_ARCH_ARMV3) || defined(__ARM_ARCH_2__)
244
#define KMP_ARCH_ARMV2 1
245
#endif
246
247
#if defined(KMP_ARCH_ARMV2)
248
#define KMP_ARCH_ARM 1
249
#endif
250
251
#if defined(__wasm32__)
252
#define KMP_ARCH_WASM 1
253
#endif
254
255
#define KMP_ARCH_PPC64 \
256
(KMP_ARCH_PPC64_ELFv2 || KMP_ARCH_PPC64_ELFv1 || KMP_ARCH_PPC64_XCOFF)
257
258
#if defined(KMP_ARCH_SPARC)
259
#undef KMP_ARCH_SPARC32
260
#undef KMP_ARCH_SPARC64
261
#if defined(__sparcv9) || defined(__sparc64__)
262
#define KMP_ARCH_SPARC64 1
263
#endif
264
#if defined(__sparc) && !defined(__sparcv9) && !defined(__sparc64__)
265
#define KMP_ARCH_SPARC32 1
266
#endif
267
#endif
268
269
#if defined(__MIC__) || defined(__MIC2__)
270
#define KMP_MIC 1
271
#if __MIC2__ || __KNC__
272
#define KMP_MIC1 0
273
#define KMP_MIC2 1
274
#else
275
#define KMP_MIC1 1
276
#define KMP_MIC2 0
277
#endif
278
#else
279
#define KMP_MIC 0
280
#define KMP_MIC1 0
281
#define KMP_MIC2 0
282
#endif
283
284
/* Specify 32 bit architectures here */
285
#define KMP_32_BIT_ARCH \
286
(KMP_ARCH_X86 || KMP_ARCH_ARM || KMP_ARCH_MIPS || KMP_ARCH_WASM || \
287
KMP_ARCH_PPC || KMP_ARCH_AARCH64_32 || KMP_ARCH_SPARC32)
288
289
// Platforms which support Intel(R) Many Integrated Core Architecture
290
#define KMP_MIC_SUPPORTED \
291
((KMP_ARCH_X86 || KMP_ARCH_X86_64) && (KMP_OS_LINUX || KMP_OS_WINDOWS))
292
293
// TODO: Fixme - This is clever, but really fugly
294
#if (1 != KMP_ARCH_X86 + KMP_ARCH_X86_64 + KMP_ARCH_ARM + KMP_ARCH_PPC64 + \
295
KMP_ARCH_AARCH64 + KMP_ARCH_MIPS + KMP_ARCH_MIPS64 + \
296
KMP_ARCH_RISCV64 + KMP_ARCH_LOONGARCH64 + KMP_ARCH_VE + \
297
KMP_ARCH_S390X + KMP_ARCH_WASM + KMP_ARCH_PPC + \
298
KMP_ARCH_AARCH64_32 + KMP_ARCH_SPARC + KMP_ARCH_ARM64EC)
299
#error Unknown or unsupported architecture
300
#endif
301
302
#endif
// KMP_PLATFORM_H
Generated by
1.9.1
1.9.1