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Support for custom lowering of ISD::RET.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25116 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2006-01-06 00:41:43 +00:00
parent 1cf6db2d3b
commit 17c428e23d
1 changed files with 16 additions and 0 deletions
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16
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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@@ -1302,6 +1302,22 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
break; break;
} }
} }
MVT::ValueType VT = Node->getValueType(0);
switch (TLI.getOperationAction(Node->getOpcode(), VT)) {
default: assert(0 && "This action is not supported yet!");
case TargetLowering::Custom: {
SDOperand Tmp = TLI.LowerOperation(Result, DAG);
if (Tmp.Val) {
Result = LegalizeOp(Tmp);
break;
}
// FALLTHROUGH if the target thinks it is legal.
}
case TargetLowering::Legal:
// Nothing to do.
break;
}
break; break;
case ISD::STORE: { case ISD::STORE: {
Tmp1 = LegalizeOp(Node->getOperand(0)); // Legalize the chain. Tmp1 = LegalizeOp(Node->getOperand(0)); // Legalize the chain.