diff options
| -rw-r--r-- | llvm/lib/Support/Host.cpp | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/llvm/lib/Support/Host.cpp b/llvm/lib/Support/Host.cpp index 5509ec00886..2a473a1994c 100644 --- a/llvm/lib/Support/Host.cpp +++ b/llvm/lib/Support/Host.cpp @@ -1512,6 +1512,17 @@ bool sys::getHostCPUFeatures(StringMap<bool> &Features) { return true; } +#elif defined(_WIN32) && (defined(__aarch64__) || defined(_M_ARM64)) +bool sys::getHostCPUFeatures(StringMap<bool> &Features) { + if (IsProcessorFeaturePresent(PF_ARM_NEON_INSTRUCTIONS_AVAILABLE)) + Features["neon"] = true; + if (IsProcessorFeaturePresent(PF_ARM_V8_CRC32_INSTRUCTIONS_AVAILABLE)) + Features["crc"] = true; + if (IsProcessorFeaturePresent(PF_ARM_V8_CRYPTO_INSTRUCTIONS_AVAILABLE)) + Features["crypto"] = true; + + return true; +} #else bool sys::getHostCPUFeatures(StringMap<bool> &Features) { return false; } #endif |
