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[GlobalISel] Fix MachineIRBuilder not using the DstOp argument for G_SHUFFLE_VECTOR.

This commit is contained in:
Amara Emerson 2021-05-24 15:07:00 -07:00
parent f05b70c236
commit ff30436dc5
1 changed files with 1 additions and 1 deletions
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2
llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp
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@ -681,7 +681,7 @@ MachineInstrBuilder MachineIRBuilder::buildShuffleVector(const DstOp &Res,
(void)Src1Ty;
(void)Src2Ty;
ArrayRef<int> MaskAlloc = getMF().allocateShuffleMask(Mask);
return buildInstr(TargetOpcode::G_SHUFFLE_VECTOR, {DstTy}, {Src1, Src2})
return buildInstr(TargetOpcode::G_SHUFFLE_VECTOR, {Res}, {Src1, Src2})
.addShuffleMask(MaskAlloc);
}