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Bug fixes: handle constantexpr insert/extract element operations

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Handle constantpacked vectors with constantexpr elements.

This fixes CodeGen/Generic/vector-constantexpr.ll


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27241 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-03-29 00:11:43 +00:00
parent c46349de29
commit 2bbd81064a
1 changed files with 6 additions and 16 deletions
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22
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
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@ -507,8 +507,8 @@ public:
void visitSetLT(User &I) { visitSetCC(I, ISD::SETLT, ISD::SETULT); }
void visitSetGT(User &I) { visitSetCC(I, ISD::SETGT, ISD::SETUGT); }
void visitExtractElement(ExtractElementInst &I);
void visitInsertElement(InsertElementInst &I);
void visitExtractElement(User &I);
void visitInsertElement(User &I);
void visitGetElementPtr(User &I);
void visitCast(User &I);
@ -586,18 +586,8 @@ SDOperand SelectionDAGLowering::getValue(const Value *V) {
// the packed constant.
std::vector<SDOperand> Ops;
if (ConstantPacked *CP = dyn_cast<ConstantPacked>(C)) {
if (MVT::isFloatingPoint(PVT)) {
for (unsigned i = 0; i != NumElements; ++i) {
const ConstantFP *El = cast<ConstantFP>(CP->getOperand(i));
Ops.push_back(DAG.getConstantFP(El->getValue(), PVT));
}
} else {
for (unsigned i = 0; i != NumElements; ++i) {
const ConstantIntegral *El =
cast<ConstantIntegral>(CP->getOperand(i));
Ops.push_back(DAG.getConstant(El->getRawValue(), PVT));
}
}
for (unsigned i = 0; i != NumElements; ++i)
Ops.push_back(getValue(CP->getOperand(i)));
} else {
assert(isa<ConstantAggregateZero>(C) && "Unknown packed constant!");
SDOperand Op;
@ -1020,7 +1010,7 @@ void SelectionDAGLowering::visitCast(User &I) {
}
}
void SelectionDAGLowering::visitInsertElement(InsertElementInst &I) {
void SelectionDAGLowering::visitInsertElement(User &I) {
SDOperand InVec = getValue(I.getOperand(0));
SDOperand InVal = getValue(I.getOperand(1));
SDOperand InIdx = DAG.getNode(ISD::ZERO_EXTEND, TLI.getPointerTy(),
@ -1032,7 +1022,7 @@ void SelectionDAGLowering::visitInsertElement(InsertElementInst &I) {
InVec, InVal, InIdx, Num, Typ));
}
void SelectionDAGLowering::visitExtractElement(ExtractElementInst &I) {
void SelectionDAGLowering::visitExtractElement(User &I) {
SDOperand InVec = getValue(I.getOperand(0));
SDOperand InIdx = DAG.getNode(ISD::ZERO_EXTEND, TLI.getPointerTy(),
getValue(I.getOperand(1)));