[PATCH] Add HLE target feature

[Chandler Carruth]

================
Comment at: lib/Target/X86/X86.td:123-126
@@ -122,4 +122,6 @@
                                       "Support RTM instructions">;
+def FeatureHLE     : SubtargetFeature<"hle", "HasHLE", "true",
+                                      "Support HLE">;
 def FeatureADX     : SubtargetFeature<"adx", "HasADX", "true",
                                       "Support ADX instructions">;
 def FeatureLeaForSP : SubtargetFeature<"lea-sp", "UseLeaForSP", "true",
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aoeusrcahoeursch

http://reviews.llvm.org/D437

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