diff options
Diffstat (limited to 'lib/Target/X86/X86.td')
-rw-r--r-- | lib/Target/X86/X86.td | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/Target/X86/X86.td b/lib/Target/X86/X86.td index 18e6b7c..d078a7b 100644 --- a/lib/Target/X86/X86.td +++ b/lib/Target/X86/X86.td @@ -120,6 +120,9 @@ def FeatureBMI2 : SubtargetFeature<"bmi2", "HasBMI2", "true", "Support BMI2 instructions">; def FeatureLeaForSP : SubtargetFeature<"lea-sp", "UseLeaForSP", "true", "Use LEA for adjusting the stack pointer">; +def FeatureSlowDivide : SubtargetFeature<"idiv-to-divb", + "HasSlowDivide", "true", + "Use small divide for positive values less than 256">; //===----------------------------------------------------------------------===// // X86 processors supported. @@ -160,7 +163,8 @@ def : Proc<"core2", [FeatureSSSE3, FeatureCMPXCHG16B, def : Proc<"penryn", [FeatureSSE41, FeatureCMPXCHG16B, FeatureSlowBTMem]>; def : AtomProc<"atom", [ProcIntelAtom, FeatureSSE3, FeatureCMPXCHG16B, - FeatureMOVBE, FeatureSlowBTMem, FeatureLeaForSP]>; + FeatureMOVBE, FeatureSlowBTMem, FeatureLeaForSP, + FeatureSlowDivide]>; // "Arrandale" along with corei3 and corei5 def : Proc<"corei7", [FeatureSSE42, FeatureCMPXCHG16B, FeatureSlowBTMem, FeatureFastUAMem, |