diff options
Diffstat (limited to 'contrib/llvm/lib/Target/X86/X86.td')
| -rw-r--r-- | contrib/llvm/lib/Target/X86/X86.td | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/contrib/llvm/lib/Target/X86/X86.td b/contrib/llvm/lib/Target/X86/X86.td index c70e2e9..8522674 100644 --- a/contrib/llvm/lib/Target/X86/X86.td +++ b/contrib/llvm/lib/Target/X86/X86.td @@ -168,6 +168,8 @@ def FeaturePRFCHW : SubtargetFeature<"prfchw", "HasPRFCHW", "true", "Support PRFCHW instructions">; def FeatureRDSEED : SubtargetFeature<"rdseed", "HasRDSEED", "true", "Support RDSEED instruction">; +def FeatureMPX : SubtargetFeature<"mpx", "HasMPX", "true", + "Support MPX instructions">; def FeatureLeaForSP : SubtargetFeature<"lea-sp", "UseLeaForSP", "true", "Use LEA for adjusting the stack pointer">; def FeatureSlowDivide32 : SubtargetFeature<"idivl-to-divb", @@ -188,10 +190,6 @@ def FeatureSlowLEA : SubtargetFeature<"slow-lea", "SlowLEA", "true", "LEA instruction with certain arguments is slow">; 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">; def FeatureSoftFloat : SubtargetFeature<"soft-float", "UseSoftFloat", "true", "Use software floating point features.">; @@ -380,7 +378,7 @@ class KnightsLandingProc<string Name> : ProcessorModel<Name, HaswellModel, FeatureAES, FeaturePCLMUL, FeatureRDRAND, FeatureF16C, FeatureFSGSBase, FeatureMOVBE, FeatureLZCNT, FeatureBMI, FeatureBMI2, FeatureFMA, FeatureRTM, FeatureHLE, - FeatureSlowIncDec]>; + FeatureSlowIncDec, FeatureMPX]>; def : KnightsLandingProc<"knl">; // FIXME: define SKX model @@ -391,7 +389,7 @@ class SkylakeProc<string Name> : ProcessorModel<Name, HaswellModel, FeatureAES, FeaturePCLMUL, FeatureRDRAND, FeatureF16C, FeatureFSGSBase, FeatureMOVBE, FeatureLZCNT, FeatureBMI, FeatureBMI2, FeatureFMA, FeatureRTM, FeatureHLE, - FeatureSlowIncDec]>; + FeatureSlowIncDec, FeatureMPX]>; def : SkylakeProc<"skylake">; def : SkylakeProc<"skx">; // Legacy alias. @@ -444,7 +442,7 @@ def : ProcessorModel<"btver2", BtVer2Model, FeaturePRFCHW, FeatureAES, FeaturePCLMUL, FeatureBMI, FeatureF16C, FeatureMOVBE, FeatureLZCNT, FeaturePOPCNT, FeatureFastUAMem, - FeatureSlowSHLD, FeatureUseSqrtEst, FeatureUseRecipEst]>; + FeatureSlowSHLD]>; // TODO: We should probably add 'FeatureFastUAMem' to all of the AMD chips. |
