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