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Make the PPC backend use a legal type for the operands to the BUILD_VECTOR 

nodes it generates.

llvm-svn: 72356
This commit is contained in:
Eli Friedman 2009-05-24 02:03:36 +00:00
parent 91b418ea3c
commit 9c6ab1a34d
1 changed files with 3 additions and 5 deletions
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8
llvm/lib/Target/PowerPC/PPCISelLowering.cpp
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@ -698,15 +698,13 @@ SDValue PPC::get_VSPLTI_elt(SDNode *N, unsigned ByteSize, SelectionDAG &DAG) {
if (OpVal.getNode() == 0) return SDValue(); // All UNDEF: use implicit def.
unsigned ValSizeInBytes = 0;
unsigned ValSizeInBytes = EltSize;
uint64_t Value = 0;
if (ConstantSDNode *CN = dyn_cast<ConstantSDNode>(OpVal)) {
Value = CN->getZExtValue();
ValSizeInBytes = CN->getValueType(0).getSizeInBits()/8;
} else if (ConstantFPSDNode *CN = dyn_cast<ConstantFPSDNode>(OpVal)) {
assert(CN->getValueType(0) == MVT::f32 && "Only one legal FP vector type!");
Value = FloatToBits(CN->getValueAPF().convertToFloat());
ValSizeInBytes = 4;
}
// If the splat value is larger than the element value, then we can never do
@ -3113,7 +3111,7 @@ static SDValue BuildSplatI(int Val, unsigned SplatSize, MVT VT,
MVT CanonicalVT = VTys[SplatSize-1];
// Build a canonical splat for this value.
SDValue Elt = DAG.getConstant(Val, CanonicalVT.getVectorElementType());
SDValue Elt = DAG.getConstant(Val, MVT::i32);
SmallVector<SDValue, 8> Ops;
Ops.assign(CanonicalVT.getVectorNumElements(), Elt);
SDValue Res = DAG.getNode(ISD::BUILD_VECTOR, dl, CanonicalVT,
@ -3515,7 +3513,7 @@ SDValue PPCTargetLowering::LowerVECTOR_SHUFFLE(SDValue Op,
for (unsigned j = 0; j != BytesPerElement; ++j)
ResultMask.push_back(DAG.getConstant(SrcElt*BytesPerElement+j,
MVT::i8));
MVT::i32));
}
SDValue VPermMask = DAG.getNode(ISD::BUILD_VECTOR, dl, MVT::v16i8,