[llvm-commits] [llvm] r147339 - /llvm/trunk/lib/Target/X86/X86.td

[Craig Topper]

Author: ctopper
Date: Thu Dec 29 09:51:45 2011
New Revision: 147339

URL: http://llvm.org/viewvc/llvm-project?rev=147339&view=rev
Log:
Make SSE42 and SSE4A not imply POPCNT. POPCNT should be able to be disabled on its own without disabling SSE4.2 or SSE4A.

Modified:
    llvm/trunk/lib/Target/X86/X86.td

Modified: llvm/trunk/lib/Target/X86/X86.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86.td?rev=147339&r1=147338&r2=147339&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86.td (original)
+++ llvm/trunk/lib/Target/X86/X86.td Thu Dec 29 09:51:45 2011
@@ -55,7 +55,7 @@
                                       [FeatureSSSE3]>;
 def FeatureSSE42   : SubtargetFeature<"sse42", "X86SSELevel", "SSE42",
                                       "Enable SSE 4.2 instructions",
-                                      [FeatureSSE41, FeaturePOPCNT]>;
+                                      [FeatureSSE41]>;
 def Feature3DNow   : SubtargetFeature<"3dnow", "X863DNowLevel", "ThreeDNow",
                                       "Enable 3DNow! instructions",
                                       [FeatureMMX]>;
@@ -77,8 +77,7 @@
                                         "IsUAMemFast", "true",
                                         "Fast unaligned memory access">;
 def FeatureSSE4A   : SubtargetFeature<"sse4a", "HasSSE4A", "true",
-                                      "Support SSE 4a instructions",
-                                      [FeaturePOPCNT]>;
+                                      "Support SSE 4a instructions">;
 
 def FeatureAVX     : SubtargetFeature<"avx", "HasAVX", "true",
                                       "Enable AVX instructions">;