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- Allow custom lowering for CTPOP, CTTZ, CTLZ. 

- Fixed an existing unexpanded tab.

llvm-svn: 40605
This commit is contained in:
Scott Michel 2007-07-30 21:00:31 +00:00
parent c5e340eded
commit 34e2d22d63
1 changed files with 9 additions and 2 deletions
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9
llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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@ -2738,9 +2738,16 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
case ISD::CTLZ:
Tmp1 = LegalizeOp(Node->getOperand(0)); // Op
switch (TLI.getOperationAction(Node->getOpcode(), Node->getValueType(0))) {
case TargetLowering::Custom: assert(0 && "Cannot custom handle this yet!");
case TargetLowering::Custom:
case TargetLowering::Legal:
Result = DAG.UpdateNodeOperands(Result, Tmp1);
if (TLI.getOperationAction(Node->getOpcode(), Node->getValueType(0)) ==
TargetLowering::Custom) {
Tmp1 = TLI.LowerOperation(Result, DAG);
if (Tmp1.Val) {
Result = Tmp1;
}
}
break;
case TargetLowering::Promote: {
MVT::ValueType OVT = Tmp1.getValueType();