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Mark ISD::FMA as Legal instead of custom for x86 with FMA3/FMA4. Needed so that llvm.muladd can be converted to ISD::FMA for fp_contract.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168413 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper 2012-11-21 05:36:24 +00:00
parent e845cedf4d
commit 3dcefc864e
1 changed files with 6 additions and 6 deletions
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12
lib/Target/X86/X86ISelLowering.cpp
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@ -1124,12 +1124,12 @@ X86TargetLowering::X86TargetLowering(X86TargetMachine &TM)
setOperationAction(ISD::VSELECT, MVT::v8f32, Legal); setOperationAction(ISD::VSELECT, MVT::v8f32, Legal);
if (Subtarget->hasFMA() || Subtarget->hasFMA4()) { if (Subtarget->hasFMA() || Subtarget->hasFMA4()) {
setOperationAction(ISD::FMA, MVT::v8f32, Custom); setOperationAction(ISD::FMA, MVT::v8f32, Legal);
setOperationAction(ISD::FMA, MVT::v4f64, Custom); setOperationAction(ISD::FMA, MVT::v4f64, Legal);
setOperationAction(ISD::FMA, MVT::v4f32, Custom); setOperationAction(ISD::FMA, MVT::v4f32, Legal);
setOperationAction(ISD::FMA, MVT::v2f64, Custom); setOperationAction(ISD::FMA, MVT::v2f64, Legal);
setOperationAction(ISD::FMA, MVT::f32, Custom); setOperationAction(ISD::FMA, MVT::f32, Legal);
setOperationAction(ISD::FMA, MVT::f64, Custom); setOperationAction(ISD::FMA, MVT::f64, Legal);
} }
if (Subtarget->hasAVX2()) { if (Subtarget->hasAVX2()) {