xref: /freebsd-src/contrib/llvm-project/openmp/runtime/src/kmp_platform.h (revision 0fca6ea1d4eea4c934cfff25ac9ee8ad6fe95583)
10b57cec5SDimitry Andric /*
20b57cec5SDimitry Andric  * kmp_platform.h -- header for determining operating system and architecture
30b57cec5SDimitry Andric  */
40b57cec5SDimitry Andric 
50b57cec5SDimitry Andric //===----------------------------------------------------------------------===//
60b57cec5SDimitry Andric //
70b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
80b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
90b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
100b57cec5SDimitry Andric //
110b57cec5SDimitry Andric //===----------------------------------------------------------------------===//
120b57cec5SDimitry Andric 
130b57cec5SDimitry Andric #ifndef KMP_PLATFORM_H
140b57cec5SDimitry Andric #define KMP_PLATFORM_H
150b57cec5SDimitry Andric 
160b57cec5SDimitry Andric /* ---------------------- Operating system recognition ------------------- */
170b57cec5SDimitry Andric 
180b57cec5SDimitry Andric #define KMP_OS_LINUX 0
190b57cec5SDimitry Andric #define KMP_OS_DRAGONFLY 0
200b57cec5SDimitry Andric #define KMP_OS_FREEBSD 0
210b57cec5SDimitry Andric #define KMP_OS_NETBSD 0
220b57cec5SDimitry Andric #define KMP_OS_OPENBSD 0
230b57cec5SDimitry Andric #define KMP_OS_DARWIN 0
240b57cec5SDimitry Andric #define KMP_OS_WINDOWS 0
250b57cec5SDimitry Andric #define KMP_OS_HURD 0
265f757f3fSDimitry Andric #define KMP_OS_SOLARIS 0
275f757f3fSDimitry Andric #define KMP_OS_WASI 0
280b57cec5SDimitry Andric #define KMP_OS_UNIX 0 /* disjunction of KMP_OS_LINUX, KMP_OS_DARWIN etc. */
290b57cec5SDimitry Andric 
300b57cec5SDimitry Andric #ifdef _WIN32
310b57cec5SDimitry Andric #undef KMP_OS_WINDOWS
320b57cec5SDimitry Andric #define KMP_OS_WINDOWS 1
330b57cec5SDimitry Andric #endif
340b57cec5SDimitry Andric 
350b57cec5SDimitry Andric #if (defined __APPLE__ && defined __MACH__)
360b57cec5SDimitry Andric #undef KMP_OS_DARWIN
370b57cec5SDimitry Andric #define KMP_OS_DARWIN 1
380b57cec5SDimitry Andric #endif
390b57cec5SDimitry Andric 
400b57cec5SDimitry Andric // in some ppc64 linux installations, only the second condition is met
410b57cec5SDimitry Andric #if (defined __linux)
420b57cec5SDimitry Andric #undef KMP_OS_LINUX
430b57cec5SDimitry Andric #define KMP_OS_LINUX 1
440b57cec5SDimitry Andric #elif (defined __linux__)
450b57cec5SDimitry Andric #undef KMP_OS_LINUX
460b57cec5SDimitry Andric #define KMP_OS_LINUX 1
470b57cec5SDimitry Andric #else
480b57cec5SDimitry Andric #endif
490b57cec5SDimitry Andric 
500b57cec5SDimitry Andric #if (defined __DragonFly__)
510b57cec5SDimitry Andric #undef KMP_OS_DRAGONFLY
520b57cec5SDimitry Andric #define KMP_OS_DRAGONFLY 1
530b57cec5SDimitry Andric #endif
540b57cec5SDimitry Andric 
550b57cec5SDimitry Andric #if (defined __FreeBSD__)
560b57cec5SDimitry Andric #undef KMP_OS_FREEBSD
570b57cec5SDimitry Andric #define KMP_OS_FREEBSD 1
580b57cec5SDimitry Andric #endif
590b57cec5SDimitry Andric 
600b57cec5SDimitry Andric #if (defined __NetBSD__)
610b57cec5SDimitry Andric #undef KMP_OS_NETBSD
620b57cec5SDimitry Andric #define KMP_OS_NETBSD 1
630b57cec5SDimitry Andric #endif
640b57cec5SDimitry Andric 
650b57cec5SDimitry Andric #if (defined __OpenBSD__)
660b57cec5SDimitry Andric #undef KMP_OS_OPENBSD
670b57cec5SDimitry Andric #define KMP_OS_OPENBSD 1
680b57cec5SDimitry Andric #endif
690b57cec5SDimitry Andric 
700b57cec5SDimitry Andric #if (defined __GNU__)
710b57cec5SDimitry Andric #undef KMP_OS_HURD
720b57cec5SDimitry Andric #define KMP_OS_HURD 1
730b57cec5SDimitry Andric #endif
740b57cec5SDimitry Andric 
755f757f3fSDimitry Andric #if (defined __sun__ && defined __svr4__)
765f757f3fSDimitry Andric #undef KMP_OS_SOLARIS
775f757f3fSDimitry Andric #define KMP_OS_SOLARIS 1
785f757f3fSDimitry Andric #endif
795f757f3fSDimitry Andric 
805f757f3fSDimitry Andric #if (defined __wasi__) || (defined __EMSCRIPTEN__)
815f757f3fSDimitry Andric #undef KMP_OS_WASI
825f757f3fSDimitry Andric #define KMP_OS_WASI 1
835f757f3fSDimitry Andric #endif
845f757f3fSDimitry Andric 
851db9f3b2SDimitry Andric #if (defined _AIX)
861db9f3b2SDimitry Andric #undef KMP_OS_AIX
871db9f3b2SDimitry Andric #define KMP_OS_AIX 1
881db9f3b2SDimitry Andric #endif
891db9f3b2SDimitry Andric 
90fe6060f1SDimitry Andric #if (1 != KMP_OS_LINUX + KMP_OS_DRAGONFLY + KMP_OS_FREEBSD + KMP_OS_NETBSD +   \
915f757f3fSDimitry Andric               KMP_OS_OPENBSD + KMP_OS_DARWIN + KMP_OS_WINDOWS + KMP_OS_HURD +  \
921db9f3b2SDimitry Andric               KMP_OS_SOLARIS + KMP_OS_WASI + KMP_OS_AIX)
930b57cec5SDimitry Andric #error Unknown OS
940b57cec5SDimitry Andric #endif
950b57cec5SDimitry Andric 
960b57cec5SDimitry Andric #if KMP_OS_LINUX || KMP_OS_DRAGONFLY || KMP_OS_FREEBSD || KMP_OS_NETBSD ||     \
975f757f3fSDimitry Andric     KMP_OS_OPENBSD || KMP_OS_DARWIN || KMP_OS_HURD || KMP_OS_SOLARIS ||        \
981db9f3b2SDimitry Andric     KMP_OS_WASI || KMP_OS_AIX
990b57cec5SDimitry Andric #undef KMP_OS_UNIX
1000b57cec5SDimitry Andric #define KMP_OS_UNIX 1
1010b57cec5SDimitry Andric #endif
1020b57cec5SDimitry Andric 
1030b57cec5SDimitry Andric /* ---------------------- Architecture recognition ------------------- */
1040b57cec5SDimitry Andric 
1050b57cec5SDimitry Andric #define KMP_ARCH_X86 0
1060b57cec5SDimitry Andric #define KMP_ARCH_X86_64 0
1070b57cec5SDimitry Andric #define KMP_ARCH_AARCH64 0
108*0fca6ea1SDimitry Andric #define KMP_ARCH_AARCH64_32 0
1090b57cec5SDimitry Andric #define KMP_ARCH_PPC64_ELFv1 0
1100b57cec5SDimitry Andric #define KMP_ARCH_PPC64_ELFv2 0
1111db9f3b2SDimitry Andric #define KMP_ARCH_PPC64_XCOFF 0
1121db9f3b2SDimitry Andric #define KMP_ARCH_PPC_XCOFF 0
1130b57cec5SDimitry Andric #define KMP_ARCH_MIPS 0
1140b57cec5SDimitry Andric #define KMP_ARCH_MIPS64 0
115489b1cf2SDimitry Andric #define KMP_ARCH_RISCV64 0
116bdd1243dSDimitry Andric #define KMP_ARCH_LOONGARCH64 0
1175f757f3fSDimitry Andric #define KMP_ARCH_VE 0
1185f757f3fSDimitry Andric #define KMP_ARCH_S390X 0
1190b57cec5SDimitry Andric 
1200b57cec5SDimitry Andric #if KMP_OS_WINDOWS
1210b57cec5SDimitry Andric #if defined(_M_AMD64) || defined(__x86_64)
1220b57cec5SDimitry Andric #undef KMP_ARCH_X86_64
1230b57cec5SDimitry Andric #define KMP_ARCH_X86_64 1
124fe6060f1SDimitry Andric #elif defined(__aarch64__) || defined(_M_ARM64)
125fe6060f1SDimitry Andric #undef KMP_ARCH_AARCH64
126fe6060f1SDimitry Andric #define KMP_ARCH_AARCH64 1
127bdd1243dSDimitry Andric #elif defined(__arm__) || defined(_M_ARM)
128bdd1243dSDimitry Andric #undef KMP_ARCH_ARMV7
129bdd1243dSDimitry Andric #define KMP_ARCH_ARMV7 1
1300b57cec5SDimitry Andric #else
1310b57cec5SDimitry Andric #undef KMP_ARCH_X86
1320b57cec5SDimitry Andric #define KMP_ARCH_X86 1
1330b57cec5SDimitry Andric #endif
1340b57cec5SDimitry Andric #endif
1350b57cec5SDimitry Andric 
1360b57cec5SDimitry Andric #if KMP_OS_UNIX
1370b57cec5SDimitry Andric #if defined __x86_64
1380b57cec5SDimitry Andric #undef KMP_ARCH_X86_64
1390b57cec5SDimitry Andric #define KMP_ARCH_X86_64 1
1400b57cec5SDimitry Andric #elif defined __i386
1410b57cec5SDimitry Andric #undef KMP_ARCH_X86
1420b57cec5SDimitry Andric #define KMP_ARCH_X86 1
1430b57cec5SDimitry Andric #elif defined __powerpc64__
1441db9f3b2SDimitry Andric #if defined(_CALL_ELF)
1451db9f3b2SDimitry Andric #if _CALL_ELF == 2
1460b57cec5SDimitry Andric #undef KMP_ARCH_PPC64_ELFv2
1470b57cec5SDimitry Andric #define KMP_ARCH_PPC64_ELFv2 1
1480b57cec5SDimitry Andric #else
1490b57cec5SDimitry Andric #undef KMP_ARCH_PPC64_ELFv1
1500b57cec5SDimitry Andric #define KMP_ARCH_PPC64_ELFv1 1
1510b57cec5SDimitry Andric #endif
1521db9f3b2SDimitry Andric #elif defined KMP_OS_AIX
1531db9f3b2SDimitry Andric #undef KMP_ARCH_PPC64_XCOFF
1541db9f3b2SDimitry Andric #define KMP_ARCH_PPC64_XCOFF 1
1551db9f3b2SDimitry Andric #endif
1561db9f3b2SDimitry Andric #elif defined(__powerpc__) && defined(KMP_OS_AIX)
1571db9f3b2SDimitry Andric #undef KMP_ARCH_PPC_XCOFF
1581db9f3b2SDimitry Andric #define KMP_ARCH_PPC_XCOFF 1
1591db9f3b2SDimitry Andric #undef KMP_ARCH_PPC
1601db9f3b2SDimitry Andric #define KMP_ARCH_PPC 1
161*0fca6ea1SDimitry Andric #elif defined __ARM64_ARCH_8_32__
162*0fca6ea1SDimitry Andric #undef KMP_ARCH_AARCH64_32
163*0fca6ea1SDimitry Andric #define KMP_ARCH_AARCH64_32 1
1640b57cec5SDimitry Andric #elif defined __aarch64__
1650b57cec5SDimitry Andric #undef KMP_ARCH_AARCH64
1660b57cec5SDimitry Andric #define KMP_ARCH_AARCH64 1
1670b57cec5SDimitry Andric #elif defined __mips__
1680b57cec5SDimitry Andric #if defined __mips64
1690b57cec5SDimitry Andric #undef KMP_ARCH_MIPS64
1700b57cec5SDimitry Andric #define KMP_ARCH_MIPS64 1
1710b57cec5SDimitry Andric #else
1720b57cec5SDimitry Andric #undef KMP_ARCH_MIPS
1730b57cec5SDimitry Andric #define KMP_ARCH_MIPS 1
1740b57cec5SDimitry Andric #endif
175489b1cf2SDimitry Andric #elif defined __riscv && __riscv_xlen == 64
176489b1cf2SDimitry Andric #undef KMP_ARCH_RISCV64
177489b1cf2SDimitry Andric #define KMP_ARCH_RISCV64 1
178bdd1243dSDimitry Andric #elif defined __loongarch__ && __loongarch_grlen == 64
179bdd1243dSDimitry Andric #undef KMP_ARCH_LOONGARCH64
180bdd1243dSDimitry Andric #define KMP_ARCH_LOONGARCH64 1
1815f757f3fSDimitry Andric #elif defined __ve__
1825f757f3fSDimitry Andric #undef KMP_ARCH_VE
1835f757f3fSDimitry Andric #define KMP_ARCH_VE 1
1845f757f3fSDimitry Andric #elif defined __s390x__
1855f757f3fSDimitry Andric #undef KMP_ARCH_S390X
1865f757f3fSDimitry Andric #define KMP_ARCH_S390X 1
1870b57cec5SDimitry Andric #endif
1880b57cec5SDimitry Andric #endif
1890b57cec5SDimitry Andric 
1900b57cec5SDimitry Andric #if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7R__) ||                     \
191480093f4SDimitry Andric     defined(__ARM_ARCH_7A__) || defined(__ARM_ARCH_7VE__)
1920b57cec5SDimitry Andric #define KMP_ARCH_ARMV7 1
1930b57cec5SDimitry Andric #endif
1940b57cec5SDimitry Andric 
1950b57cec5SDimitry Andric #if defined(KMP_ARCH_ARMV7) || defined(__ARM_ARCH_6__) ||                      \
1960b57cec5SDimitry Andric     defined(__ARM_ARCH_6J__) || defined(__ARM_ARCH_6K__) ||                    \
1970b57cec5SDimitry Andric     defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6T2__) ||                   \
1980b57cec5SDimitry Andric     defined(__ARM_ARCH_6ZK__)
1990b57cec5SDimitry Andric #define KMP_ARCH_ARMV6 1
2000b57cec5SDimitry Andric #endif
2010b57cec5SDimitry Andric 
2020b57cec5SDimitry Andric #if defined(KMP_ARCH_ARMV6) || defined(__ARM_ARCH_5T__) ||                     \
2030b57cec5SDimitry Andric     defined(__ARM_ARCH_5E__) || defined(__ARM_ARCH_5TE__) ||                   \
2040b57cec5SDimitry Andric     defined(__ARM_ARCH_5TEJ__)
2050b57cec5SDimitry Andric #define KMP_ARCH_ARMV5 1
2060b57cec5SDimitry Andric #endif
2070b57cec5SDimitry Andric 
2080b57cec5SDimitry Andric #if defined(KMP_ARCH_ARMV5) || defined(__ARM_ARCH_4__) ||                      \
2090b57cec5SDimitry Andric     defined(__ARM_ARCH_4T__)
2100b57cec5SDimitry Andric #define KMP_ARCH_ARMV4 1
2110b57cec5SDimitry Andric #endif
2120b57cec5SDimitry Andric 
2130b57cec5SDimitry Andric #if defined(KMP_ARCH_ARMV4) || defined(__ARM_ARCH_3__) ||                      \
2140b57cec5SDimitry Andric     defined(__ARM_ARCH_3M__)
2150b57cec5SDimitry Andric #define KMP_ARCH_ARMV3 1
2160b57cec5SDimitry Andric #endif
2170b57cec5SDimitry Andric 
2180b57cec5SDimitry Andric #if defined(KMP_ARCH_ARMV3) || defined(__ARM_ARCH_2__)
2190b57cec5SDimitry Andric #define KMP_ARCH_ARMV2 1
2200b57cec5SDimitry Andric #endif
2210b57cec5SDimitry Andric 
2220b57cec5SDimitry Andric #if defined(KMP_ARCH_ARMV2)
2230b57cec5SDimitry Andric #define KMP_ARCH_ARM 1
2240b57cec5SDimitry Andric #endif
2250b57cec5SDimitry Andric 
2265f757f3fSDimitry Andric #if defined(__wasm32__)
2275f757f3fSDimitry Andric #define KMP_ARCH_WASM 1
2285f757f3fSDimitry Andric #endif
2295f757f3fSDimitry Andric 
2301db9f3b2SDimitry Andric #define KMP_ARCH_PPC64                                                         \
2311db9f3b2SDimitry Andric   (KMP_ARCH_PPC64_ELFv2 || KMP_ARCH_PPC64_ELFv1 || KMP_ARCH_PPC64_XCOFF)
2321db9f3b2SDimitry Andric 
2330b57cec5SDimitry Andric #if defined(__MIC__) || defined(__MIC2__)
2340b57cec5SDimitry Andric #define KMP_MIC 1
2350b57cec5SDimitry Andric #if __MIC2__ || __KNC__
2360b57cec5SDimitry Andric #define KMP_MIC1 0
2370b57cec5SDimitry Andric #define KMP_MIC2 1
2380b57cec5SDimitry Andric #else
2390b57cec5SDimitry Andric #define KMP_MIC1 1
2400b57cec5SDimitry Andric #define KMP_MIC2 0
2410b57cec5SDimitry Andric #endif
2420b57cec5SDimitry Andric #else
2430b57cec5SDimitry Andric #define KMP_MIC 0
2440b57cec5SDimitry Andric #define KMP_MIC1 0
2450b57cec5SDimitry Andric #define KMP_MIC2 0
2460b57cec5SDimitry Andric #endif
2470b57cec5SDimitry Andric 
2480b57cec5SDimitry Andric /* Specify 32 bit architectures here */
2495f757f3fSDimitry Andric #define KMP_32_BIT_ARCH                                                        \
2501db9f3b2SDimitry Andric   (KMP_ARCH_X86 || KMP_ARCH_ARM || KMP_ARCH_MIPS || KMP_ARCH_WASM ||           \
251*0fca6ea1SDimitry Andric    KMP_ARCH_PPC || KMP_ARCH_AARCH64_32)
2520b57cec5SDimitry Andric 
2530b57cec5SDimitry Andric // Platforms which support Intel(R) Many Integrated Core Architecture
2540b57cec5SDimitry Andric #define KMP_MIC_SUPPORTED                                                      \
2550b57cec5SDimitry Andric   ((KMP_ARCH_X86 || KMP_ARCH_X86_64) && (KMP_OS_LINUX || KMP_OS_WINDOWS))
2560b57cec5SDimitry Andric 
2570b57cec5SDimitry Andric // TODO: Fixme - This is clever, but really fugly
258fe6060f1SDimitry Andric #if (1 != KMP_ARCH_X86 + KMP_ARCH_X86_64 + KMP_ARCH_ARM + KMP_ARCH_PPC64 +     \
259fe6060f1SDimitry Andric               KMP_ARCH_AARCH64 + KMP_ARCH_MIPS + KMP_ARCH_MIPS64 +             \
2605f757f3fSDimitry Andric               KMP_ARCH_RISCV64 + KMP_ARCH_LOONGARCH64 + KMP_ARCH_VE +          \
261*0fca6ea1SDimitry Andric               KMP_ARCH_S390X + KMP_ARCH_WASM + KMP_ARCH_PPC +                  \
262*0fca6ea1SDimitry Andric               KMP_ARCH_AARCH64_32)
2630b57cec5SDimitry Andric #error Unknown or unsupported architecture
2640b57cec5SDimitry Andric #endif
2650b57cec5SDimitry Andric 
2660b57cec5SDimitry Andric #endif // KMP_PLATFORM_H
267