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_PPC64_ELFv1 0 |
123 | #define KMP_ARCH_PPC64_ELFv2 0 |
124 | #define KMP_ARCH_PPC64_XCOFF 0 |
125 | #define KMP_ARCH_PPC_XCOFF 0 |
126 | #define KMP_ARCH_PPC 0 |
127 | #define KMP_ARCH_MIPS 0 |
128 | #define KMP_ARCH_MIPS64 0 |
129 | #define KMP_ARCH_RISCV64 0 |
130 | #define KMP_ARCH_LOONGARCH64 0 |
131 | #define KMP_ARCH_VE 0 |
132 | #define KMP_ARCH_S390X 0 |
133 | #define KMP_ARCH_SPARC 0 |
134 | |
135 | #if KMP_OS_WINDOWS |
136 | #if defined(_M_AMD64) || defined(__x86_64) |
137 | #undef KMP_ARCH_X86_64 |
138 | #define KMP_ARCH_X86_64 1 |
139 | #elif defined(__aarch64__) || defined(_M_ARM64) |
140 | #undef KMP_ARCH_AARCH64 |
141 | #define KMP_ARCH_AARCH64 1 |
142 | #elif defined(__arm__) || defined(_M_ARM) |
143 | #undef KMP_ARCH_ARMV7 |
144 | #define KMP_ARCH_ARMV7 1 |
145 | #else |
146 | #undef KMP_ARCH_X86 |
147 | #define KMP_ARCH_X86 1 |
148 | #endif |
149 | #endif |
150 | |
151 | #if KMP_OS_UNIX |
152 | #if defined __x86_64 |
153 | #undef KMP_ARCH_X86_64 |
154 | #define KMP_ARCH_X86_64 1 |
155 | #elif defined __i386 |
156 | #undef KMP_ARCH_X86 |
157 | #define KMP_ARCH_X86 1 |
158 | #elif defined __powerpc64__ |
159 | #if defined(_CALL_ELF) |
160 | #if _CALL_ELF == 2 |
161 | #undef KMP_ARCH_PPC64_ELFv2 |
162 | #define KMP_ARCH_PPC64_ELFv2 1 |
163 | #else |
164 | #undef KMP_ARCH_PPC64_ELFv1 |
165 | #define KMP_ARCH_PPC64_ELFv1 1 |
166 | #endif |
167 | #elif KMP_OS_AIX |
168 | #undef KMP_ARCH_PPC64_XCOFF |
169 | #define KMP_ARCH_PPC64_XCOFF 1 |
170 | #endif |
171 | #elif defined(__powerpc__) && KMP_OS_AIX |
172 | #undef KMP_ARCH_PPC_XCOFF |
173 | #define KMP_ARCH_PPC_XCOFF 1 |
174 | #undef KMP_ARCH_PPC |
175 | #define KMP_ARCH_PPC 1 |
176 | #elif defined(__powerpc__) && !defined(__LP64__) |
177 | #undef KMP_ARCH_PPC |
178 | #define KMP_ARCH_PPC 1 |
179 | #elif defined __ARM64_ARCH_8_32__ |
180 | #undef KMP_ARCH_AARCH64_32 |
181 | #define KMP_ARCH_AARCH64_32 1 |
182 | #elif defined __aarch64__ |
183 | #undef KMP_ARCH_AARCH64 |
184 | #define KMP_ARCH_AARCH64 1 |
185 | #elif defined __mips__ |
186 | #if defined __mips64 |
187 | #undef KMP_ARCH_MIPS64 |
188 | #define KMP_ARCH_MIPS64 1 |
189 | #else |
190 | #undef KMP_ARCH_MIPS |
191 | #define KMP_ARCH_MIPS 1 |
192 | #endif |
193 | #elif defined __riscv && __riscv_xlen == 64 |
194 | #undef KMP_ARCH_RISCV64 |
195 | #define KMP_ARCH_RISCV64 1 |
196 | #elif defined __loongarch__ && __loongarch_grlen == 64 |
197 | #undef KMP_ARCH_LOONGARCH64 |
198 | #define KMP_ARCH_LOONGARCH64 1 |
199 | #elif defined __ve__ |
200 | #undef KMP_ARCH_VE |
201 | #define KMP_ARCH_VE 1 |
202 | #elif defined __s390x__ |
203 | #undef KMP_ARCH_S390X |
204 | #define KMP_ARCH_S390X 1 |
205 | #elif defined __sparc || defined __sparc__ |
206 | #undef KMP_ARCH_SPARC |
207 | #define KMP_ARCH_SPARC 1 |
208 | #endif |
209 | #endif |
210 | |
211 | #if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7R__) || \ |
212 | defined(__ARM_ARCH_7A__) || defined(__ARM_ARCH_7VE__) |
213 | #define KMP_ARCH_ARMV7 1 |
214 | #endif |
215 | |
216 | #if defined(KMP_ARCH_ARMV7) || defined(__ARM_ARCH_6__) || \ |
217 | defined(__ARM_ARCH_6J__) || defined(__ARM_ARCH_6K__) || \ |
218 | defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6T2__) || \ |
219 | defined(__ARM_ARCH_6ZK__) |
220 | #define KMP_ARCH_ARMV6 1 |
221 | #endif |
222 | |
223 | #if defined(KMP_ARCH_ARMV6) || defined(__ARM_ARCH_5T__) || \ |
224 | defined(__ARM_ARCH_5E__) || defined(__ARM_ARCH_5TE__) || \ |
225 | defined(__ARM_ARCH_5TEJ__) |
226 | #define KMP_ARCH_ARMV5 1 |
227 | #endif |
228 | |
229 | #if defined(KMP_ARCH_ARMV5) || defined(__ARM_ARCH_4__) || \ |
230 | defined(__ARM_ARCH_4T__) |
231 | #define KMP_ARCH_ARMV4 1 |
232 | #endif |
233 | |
234 | #if defined(KMP_ARCH_ARMV4) || defined(__ARM_ARCH_3__) || \ |
235 | defined(__ARM_ARCH_3M__) |
236 | #define KMP_ARCH_ARMV3 1 |
237 | #endif |
238 | |
239 | #if defined(KMP_ARCH_ARMV3) || defined(__ARM_ARCH_2__) |
240 | #define KMP_ARCH_ARMV2 1 |
241 | #endif |
242 | |
243 | #if defined(KMP_ARCH_ARMV2) |
244 | #define KMP_ARCH_ARM 1 |
245 | #endif |
246 | |
247 | #if defined(__wasm32__) |
248 | #define KMP_ARCH_WASM 1 |
249 | #endif |
250 | |
251 | #define KMP_ARCH_PPC64 \ |
252 | (KMP_ARCH_PPC64_ELFv2 || KMP_ARCH_PPC64_ELFv1 || KMP_ARCH_PPC64_XCOFF) |
253 | |
254 | #if defined(KMP_ARCH_SPARC) |
255 | #undef KMP_ARCH_SPARC32 |
256 | #undef KMP_ARCH_SPARC64 |
257 | #if defined(__sparcv9) || defined(__sparc64__) |
258 | #define KMP_ARCH_SPARC64 1 |
259 | #endif |
260 | #if defined(__sparc) && !defined(__sparcv9) && !defined(__sparc64__) |
261 | #define KMP_ARCH_SPARC32 1 |
262 | #endif |
263 | #endif |
264 | |
265 | #if defined(__MIC__) || defined(__MIC2__) |
266 | #define KMP_MIC 1 |
267 | #if __MIC2__ || __KNC__ |
268 | #define KMP_MIC1 0 |
269 | #define KMP_MIC2 1 |
270 | #else |
271 | #define KMP_MIC1 1 |
272 | #define KMP_MIC2 0 |
273 | #endif |
274 | #else |
275 | #define KMP_MIC 0 |
276 | #define KMP_MIC1 0 |
277 | #define KMP_MIC2 0 |
278 | #endif |
279 | |
280 | /* Specify 32 bit architectures here */ |
281 | #define KMP_32_BIT_ARCH \ |
282 | (KMP_ARCH_X86 || KMP_ARCH_ARM || KMP_ARCH_MIPS || KMP_ARCH_WASM || \ |
283 | KMP_ARCH_PPC || KMP_ARCH_AARCH64_32 || KMP_ARCH_SPARC32) |
284 | |
285 | // Platforms which support Intel(R) Many Integrated Core Architecture |
286 | #define KMP_MIC_SUPPORTED \ |
287 | ((KMP_ARCH_X86 || KMP_ARCH_X86_64) && (KMP_OS_LINUX || KMP_OS_WINDOWS)) |
288 | |
289 | // TODO: Fixme - This is clever, but really fugly |
290 | #if (1 != KMP_ARCH_X86 + KMP_ARCH_X86_64 + KMP_ARCH_ARM + KMP_ARCH_PPC64 + \ |
291 | KMP_ARCH_AARCH64 + KMP_ARCH_MIPS + KMP_ARCH_MIPS64 + \ |
292 | KMP_ARCH_RISCV64 + KMP_ARCH_LOONGARCH64 + KMP_ARCH_VE + \ |
293 | KMP_ARCH_S390X + KMP_ARCH_WASM + KMP_ARCH_PPC + \ |
294 | KMP_ARCH_AARCH64_32 + KMP_ARCH_SPARC) |
295 | #error Unknown or unsupported architecture |
296 | #endif |
297 | |
298 | #endif // KMP_PLATFORM_H |
299 | |