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Allow targets to have custom expanders for FP_TO_*INT conversions where
both the src and dest values are legal git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22555 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -1570,21 +1570,27 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
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case ISD::FP_TO_UINT:
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switch (getTypeAction(Node->getOperand(0).getValueType())) {
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case Legal:
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Tmp1 = LegalizeOp(Node->getOperand(0));
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switch (TLI.getOperationAction(Node->getOpcode(), Node->getValueType(0))){
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default: assert(0 && "Unknown operation action!");
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case TargetLowering::Expand:
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assert(0 && "Cannot expand FP_TO*INT yet");
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case TargetLowering::Promote:
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Result = PromoteLegalFP_TO_INT(LegalizeOp(Node->getOperand(0)),
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Node->getValueType(0),
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Result = PromoteLegalFP_TO_INT(Tmp1, Node->getValueType(0),
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Node->getOpcode() == ISD::FP_TO_SINT);
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AddLegalizedOperand(Op, Result);
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return Result;
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case TargetLowering::Legal:
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break;
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case TargetLowering::Custom:
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Result = DAG.getNode(Node->getOpcode(), Node->getValueType(0), Tmp1);
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Result = TLI.LowerOperation(Result, DAG);
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AddLegalizedOperand(Op, Result);
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NeedsAnotherIteration = true;
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return Result;
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}
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Tmp1 = LegalizeOp(Node->getOperand(0));
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if (Tmp1 != Node->getOperand(0))
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Result = DAG.getNode(Node->getOpcode(), Node->getValueType(0), Tmp1);
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break;
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