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[RISCV] Simplify some code in vector fp<->int handling. NFC 

We changed the way container types are selected since this code
was written. We no longer need to use the largest type.
This commit is contained in:
Craig Topper 2022-09-16 12:55:31 -07:00
parent c0bc461999
commit 61595c45af
1 changed files with 4 additions and 10 deletions
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14
llvm/lib/Target/RISCV/RISCVISelLowering.cpp
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@ -3581,16 +3581,10 @@ SDValue RISCVTargetLowering::LowerOperation(SDValue Op,
break; break;
} }
MVT ContainerVT, SrcContainerVT; MVT ContainerVT = getContainerForFixedLengthVector(VT);
// Derive the reference container type from the larger vector type. MVT SrcContainerVT = getContainerForFixedLengthVector(SrcVT);
if (SrcEltSize > EltSize) { assert(ContainerVT.getVectorElementCount() == SrcContainerVT.getVectorElementCount() &&
SrcContainerVT = getContainerForFixedLengthVector(SrcVT); "Expected same element count");
ContainerVT =
SrcContainerVT.changeVectorElementType(VT.getVectorElementType());
} else {
ContainerVT = getContainerForFixedLengthVector(VT);
SrcContainerVT = ContainerVT.changeVectorElementType(SrcEltVT);
}
SDValue Mask, VL; SDValue Mask, VL;
std::tie(Mask, VL) = getDefaultVLOps(VT, ContainerVT, DL, DAG, Subtarget); std::tie(Mask, VL) = getDefaultVLOps(VT, ContainerVT, DL, DAG, Subtarget);