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[X86] movdiri and movdir64b instructions

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Reviewers: craig.topper


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@330638 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Gabor Buella
2018-04-23 20:00:59 +00:00
parent dee6650968
commit abc9d03bfc
17 changed files with 216 additions and 2 deletions
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lib/Support/Host.cpp
+4
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@@ -1264,6 +1264,10 @@ bool sys::getHostCPUFeatures(StringMap<bool> &Features) {
Features["ibt"] = HasLeaf7 && ((EDX >> 20) & 1);
// Direct move instruction support.
Features["movdiri"] = HasLeaf7 && ((ECX >> 27) & 1);
Features["movdir64b"] = HasLeaf7 && ((ECX >> 28) & 1);
bool HasLeafD = MaxLevel >= 0xd &&
!getX86CpuIDAndInfoEx(0xd, 0x1, &EAX, &EBX, &ECX, &EDX);