diff options
Diffstat (limited to 'llvm/lib/Support/Host.cpp')
| -rw-r--r-- | llvm/lib/Support/Host.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Support/Host.cpp b/llvm/lib/Support/Host.cpp index c5436f7e228..d7b1ad911f8 100644 --- a/llvm/lib/Support/Host.cpp +++ b/llvm/lib/Support/Host.cpp @@ -1269,6 +1269,9 @@ bool sys::getHostCPUFeatures(StringMap<bool> &Features) { // Enable Vector Neural Network Instructions Features["avx512vnni"] = HasLeaf7 && ((ECX >> 11) & 1) && HasAVX512Save; + // Enable Bit Algorithms + Features["avx512bitalg"] = HasLeaf7 && ((ECX >> 12) & 1) && HasAVX512Save; + bool HasLeafD = MaxLevel >= 0xd && !getX86CpuIDAndInfoEx(0xd, 0x1, &EAX, &EBX, &ECX, &EDX); |
