Commit f25f3d39 authored by Simon Pilgrim's avatar Simon Pilgrim
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[X86] Add FIXME comment to merge more of computeZeroableShuffleElements and... 

[X86] Add FIXME comment to merge more of computeZeroableShuffleElements and getTargetShuffleAndZeroables
parent 94a4a2c9

llvm/lib/Target/X86/X86ISelLowering.cpp

+1 −0
Original line number Diff line number Diff line
@@ -6712,6 +6712,7 @@ static bool getTargetShuffleMask(SDNode *N, MVT VT, bool AllowSentinelZero, 
/// Decode a target shuffle mask and inputs and see if any values are

/// known to be undef or zero from their inputs.

/// Returns true if the target shuffle mask was decoded.

/// FIXME: Merge this with computeZeroableShuffleElements?

static bool getTargetShuffleAndZeroables(SDValue N, SmallVectorImpl<int> &Mask,

                                         SmallVectorImpl<SDValue> &Ops,

                                         APInt &KnownUndef, APInt &KnownZero) {