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Commit dfd268d7 authored by Craig Topper's avatar Craig Topper
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[X86][InstCombine] Handle scalar fmadd intrinsics correctly in SimplifyDemandedVectorElts. 

Now we pass a modified version of DemandedElts to each operand and we calculate undef elts correctly.

llvm-svn: 289632
parent 8e13bc45
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