diff options
Diffstat (limited to 'llvm/lib/Target/X86/X86.td')
| -rw-r--r-- | llvm/lib/Target/X86/X86.td | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/Target/X86/X86.td b/llvm/lib/Target/X86/X86.td index 561c2008354..094959f5ec9 100644 --- a/llvm/lib/Target/X86/X86.td +++ b/llvm/lib/Target/X86/X86.td @@ -184,6 +184,8 @@ def FeatureSlowIncDec : SubtargetFeature<"slow-incdec", "SlowIncDec", "true", "INC and DEC instructions are slower than ADD and SUB">; def FeatureUseSqrtEst : SubtargetFeature<"use-sqrt-est", "UseSqrtEst", "true", "Use RSQRT* to optimize square root calculations">; +def FeatureUseRecipEst : SubtargetFeature<"use-recip-est", "UseReciprocalEst", + "true", "Use RCP* to optimize division calculations">; //===----------------------------------------------------------------------===// // X86 processors supported. @@ -350,7 +352,7 @@ def : ProcessorModel<"btver2", BtVer2Model, FeaturePRFCHW, FeatureAES, FeaturePCLMUL, FeatureBMI, FeatureF16C, FeatureMOVBE, FeatureLZCNT, FeaturePOPCNT, FeatureSlowSHLD, - FeatureUseSqrtEst]>; + FeatureUseSqrtEst, FeatureUseRecipEst]>; // Bulldozer def : Proc<"bdver1", [FeatureXOP, FeatureFMA4, FeatureCMPXCHG16B, |
