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Allow SCALAR_TO_VECTOR to be custom lowered.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26867 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-03-19 06:47:21 +00:00
parent ce87215131
commit 4d3abee618
1 changed files with 9 additions and 0 deletions
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9
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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@ -783,9 +783,18 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
default: assert(0 && "This action is not supported yet!");
case TargetLowering::Legal:
break;
case TargetLowering::Custom:
Tmp3 = TLI.LowerOperation(Result, DAG);
if (Tmp3.Val) {
Result = Tmp3;
break;
}
// FALLTHROUGH
case TargetLowering::Expand: {
// If the target doesn't support this, store the value to a temporary
// stack slot, then EXTLOAD the vector back out.
// TODO: If a target doesn't support this, create a stack slot for the
// whole vector, then store into it, then load the whole vector.
SDOperand StackPtr =
CreateStackTemporary(Node->getOperand(0).getValueType());
SDOperand Ch = DAG.getNode(ISD::STORE, MVT::Other, DAG.getEntryNode(),