[llvm] r318792 - [X86] Sort bits in getHostCPUFeatures again.
Craig Topper via llvm-commits
llvm-commits at lists.llvm.org
Tue Nov 21 10:50:41 PST 2017
Author: ctopper
Date: Tue Nov 21 10:50:41 2017
New Revision: 318792
URL: http://llvm.org/viewvc/llvm-project?rev=318792&view=rev
Log:
[X86] Sort bits in getHostCPUFeatures again.
Modified:
llvm/trunk/lib/Support/Host.cpp
Modified: llvm/trunk/lib/Support/Host.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Support/Host.cpp?rev=318792&r1=318791&r2=318792&view=diff
==============================================================================
--- llvm/trunk/lib/Support/Host.cpp (original)
+++ llvm/trunk/lib/Support/Host.cpp Tue Nov 21 10:50:41 2017
@@ -1258,19 +1258,13 @@ bool sys::getHostCPUFeatures(StringMap<b
Features["prefetchwt1"] = HasLeaf7 && ((ECX >> 0) & 1);
Features["avx512vbmi"] = HasLeaf7 && ((ECX >> 1) & 1) && HasAVX512Save;
+ Features["pku"] = HasLeaf7 && ((ECX >> 4) & 1);
Features["avx512vbmi2"] = HasLeaf7 && ((ECX >> 6) & 1) && HasAVX512Save;
+ Features["vaes"] = HasLeaf7 && ((ECX >> 9) & 1) && HasAVXSave;
+ Features["vpclmulqdq"] = HasLeaf7 && ((ECX >> 10) & 1) && HasAVXSave;
+ Features["avx512vnni"] = HasLeaf7 && ((ECX >> 11) & 1) && HasAVX512Save;
+ Features["avx512bitalg"] = HasLeaf7 && ((ECX >> 12) & 1) && HasAVX512Save;
Features["avx512vpopcntdq"] = HasLeaf7 && ((ECX >> 14) & 1) && HasAVX512Save;
- Features["pku"] = HasLeaf7 && ((ECX >> 4) & 1);
- Features["vaes"] = HasLeaf7 && ((ECX >> 9) & 1) && HasAVXSave;
-
- // VPCLMULQDQ (carry-less multiplication quadword)
- Features["vpclmulqdq"] = HasLeaf7 && ((ECX >> 10) & 1) && HasAVXSave;
-
- // 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);
More information about the llvm-commits
mailing list