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| author | Michael Zuckerman <Michael.zuckerman@intel.com> | 2016-01-17 13:42:12 +0000 |
|---|---|---|
| committer | Michael Zuckerman <Michael.zuckerman@intel.com> | 2016-01-17 13:42:12 +0000 |
| commit | 97b6a6923e0c6cf5db5fd39fbd1f5ba0cf73aef0 (patch) | |
| tree | 2a76264f3ed09091d82ac874e8d8b353d7add3f0 /llvm/lib/Support | |
| parent | aba8fdc480fd2301ef1014de5790abe62eb429ae (diff) | |
| download | bcm5719-llvm-97b6a6923e0c6cf5db5fd39fbd1f5ba0cf73aef0.tar.gz bcm5719-llvm-97b6a6923e0c6cf5db5fd39fbd1f5ba0cf73aef0.zip | |
[AVX512] adding AVXVBMI feature flag
The feature flag is for VPERMB,VPERMI2B,VPERMT2B and VPMULTISHIFTQB instructions.
More about the instruction can be found in:
hattps://software.intel.com/sites/default/files/managed/07/b7/319433-023.pdf
Differential Revision: http://reviews.llvm.org/D16190
llvm-svn: 258012
Diffstat (limited to 'llvm/lib/Support')
| -rw-r--r-- | llvm/lib/Support/Host.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/Support/Host.cpp b/llvm/lib/Support/Host.cpp index c0f9e0744b5..5530c180a77 100644 --- a/llvm/lib/Support/Host.cpp +++ b/llvm/lib/Support/Host.cpp @@ -823,6 +823,7 @@ bool sys::getHostCPUFeatures(StringMap<bool> &Features) { Features["avx512cd"] = HasLeaf7 && ((EBX >> 28) & 1) && HasAVX512Save; Features["avx512bw"] = HasLeaf7 && ((EBX >> 30) & 1) && HasAVX512Save; Features["avx512vl"] = HasLeaf7 && ((EBX >> 31) & 1) && HasAVX512Save; + Features["avx515vbmi"] = HasLeaf7 && ((ECX >> 1) & 1) && HasAVX512Save; bool HasLeafD = MaxLevel >= 0xd && !GetX86CpuIDAndInfoEx(0xd, 0x1, &EAX, &EBX, &ECX, &EDX); |
