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Fix custom lowering of dynamic_stackalloc

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25329 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-01-15 08:43:08 +00:00
parent 3776fea371
commit 5f652295c2
1 changed files with 9 additions and 6 deletions
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15
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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@ -842,22 +842,25 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
} else
Result = Op.getValue(0);
Tmp1 = Result;
Tmp2 = Result.getValue(1);
switch (TLI.getOperationAction(Node->getOpcode(),
Node->getValueType(0))) {
default: assert(0 && "This action is not supported yet!");
case TargetLowering::Custom: {
SDOperand Tmp = TLI.LowerOperation(Result, DAG);
if (Tmp.Val) {
Result = LegalizeOp(Tmp);
Tmp3 = TLI.LowerOperation(Tmp1, DAG);
if (Tmp3.Val) {
Tmp1 = LegalizeOp(Tmp3);
Tmp2 = LegalizeOp(Tmp3.getValue(1));
}
// FALLTHROUGH if the target thinks it is legal.
}
case TargetLowering::Legal:
// Since this op produce two values, make sure to remember that we
// legalized both of them.
AddLegalizedOperand(SDOperand(Node, 0), Result);
AddLegalizedOperand(SDOperand(Node, 1), Result.getValue(1));
return Result.getValue(Op.ResNo);
AddLegalizedOperand(SDOperand(Node, 0), Tmp1);
AddLegalizedOperand(SDOperand(Node, 1), Tmp2);
return Op.ResNo ? Tmp2 : Tmp1;
}
assert(0 && "Unreachable");
}