[llvm] r188745 - Add AVX-512 and related features to the CPUID detection code.

[Craig Topper]

Author: ctopper
Date: Tue Aug 20 00:22:42 2013
New Revision: 188745

URL: http://llvm.org/viewvc/llvm-project?rev=188745&view=rev
Log:
Add AVX-512 and related features to the CPUID detection code.

Modified:
    llvm/trunk/lib/Target/X86/X86Subtarget.cpp

Modified: llvm/trunk/lib/Target/X86/X86Subtarget.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86Subtarget.cpp?rev=188745&r1=188744&r2=188745&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86Subtarget.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86Subtarget.cpp Tue Aug 20 00:22:42 2013
@@ -351,14 +351,30 @@ void X86Subtarget::AutoDetectSubtargetFe
         HasRTM = true;
         ToggleFeature(X86::FeatureRTM);
       }
-      if (IsIntel && ((EBX >> 19) & 0x1)) {
-        HasADX = true;
-        ToggleFeature(X86::FeatureADX);
+      if (IsIntel && ((EBX >> 16) & 0x1)) {
+        X86SSELevel = AVX512;
+        ToggleFeature(X86::FeatureAVX512);
       }
       if (IsIntel && ((EBX >> 18) & 0x1)) {
         HasRDSEED = true;
         ToggleFeature(X86::FeatureRDSEED);
       }
+      if (IsIntel && ((EBX >> 19) & 0x1)) {
+        HasADX = true;
+        ToggleFeature(X86::FeatureADX);
+      }
+      if (IsIntel && ((EBX >> 26) & 0x1)) {
+        HasPFI = true;
+        ToggleFeature(X86::FeaturePFI);
+      }
+      if (IsIntel && ((EBX >> 27) & 0x1)) {
+        HasERI = true;
+        ToggleFeature(X86::FeatureERI);
+      }
+      if (IsIntel && ((EBX >> 28) & 0x1)) {
+        HasCDI = true;
+        ToggleFeature(X86::FeatureCDI);
+      }
     }
   }
 }