commit c93fe7f8b2b5f0fdf31edba48339748c4a699a27
author Michael Liao <michael.liao@intel.com> Thu Mar 28 22:29:53 2013 +0000
committer Michael Liao <michael.liao@intel.com> Thu Mar 28 22:29:53 2013 +0000
tree 00a2bd3a9ce2232f48f3d252d131ab9b48ef4535
parent 23411d9a95075ae7917023b527e5c34457093347

Add ADX CPUID detection

llvm-svn: 178299

llvm/lib/Target/X86/X86Subtarget.cpp

diff --git a/llvm/lib/Target/X86/X86Subtarget.cpp b/llvm/lib/Target/X86/X86Subtarget.cpp
index 6e66c1a..fa99129 100644
--- a/llvm/lib/Target/X86/X86Subtarget.cpp
+++ b/llvm/lib/Target/X86/X86Subtarget.cpp
@@ -330,6 +330,10 @@
         HasRTM = true;
         ToggleFeature(X86::FeatureRTM);
       }
+      if (IsIntel && ((EBX >> 19) & 0x1)) {
+        HasADX = true;
+        ToggleFeature(X86::FeatureADX);
+      }
     }
   }
 }