diff --git a/llvm/lib/Target/X86/X86.td b/llvm/lib/Target/X86/X86.td index c6dbbf5e961f..53bbd93798ac 100644 --- a/llvm/lib/Target/X86/X86.td +++ b/llvm/lib/Target/X86/X86.td @@ -1111,7 +1111,9 @@ def ProcessorFeatures { FeaturePKU, FeatureVAES, FeatureVPCLMULQDQ]; - list ZN3AdditionalTuning = [FeatureMacroFusion]; + list ZN3AdditionalTuning = + [FeatureMacroFusion, + FeatureFastVariablePerLaneShuffle]; list ZN3Tuning = !listconcat(ZNTuning, ZN3AdditionalTuning); list ZN3Features =