From 213a7cda1fc775b26f94013982f252c08e57d15e Mon Sep 17 00:00:00 2001
From: Gabor Buella <gabor.buella@intel.com>
Date: Mon, 23 Apr 2018 20:00:59 +0000
Subject: [X86] movdiri and movdir64b instructions

Reviewers: craig.topper
llvm-svn: 330638
---
 llvm/lib/Support/Host.cpp | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'llvm/lib/Support/Host.cpp')

diff --git a/llvm/lib/Support/Host.cpp b/llvm/lib/Support/Host.cpp
index 5a55e555f9c..1a0dc7f4eec 100644
--- a/llvm/lib/Support/Host.cpp
+++ b/llvm/lib/Support/Host.cpp
@@ -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);
 
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