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bug 3610: Floating point vaarg not softened.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@65239 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -88,6 +88,7 @@ void DAGTypeLegalizer::SoftenFloatResult(SDNode *N, unsigned ResNo) {
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case ISD::SELECT_CC: R = SoftenFloatRes_SELECT_CC(N); break;
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case ISD::SINT_TO_FP:
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case ISD::UINT_TO_FP: R = SoftenFloatRes_XINT_TO_FP(N); break;
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case ISD::VAARG: R = SoftenFloatRes_VAARG(N); break;
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}
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// If R is null, the sub-method took care of registering the result.
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@ -454,6 +455,22 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_SELECT_CC(SDNode *N) {
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N->getOperand(1), LHS, RHS, N->getOperand(4));
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}
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SDValue DAGTypeLegalizer::SoftenFloatRes_VAARG(SDNode *N) {
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SDValue Chain = N->getOperand(0); // Get the chain.
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SDValue Ptr = N->getOperand(1); // Get the pointer.
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MVT VT = N->getValueType(0);
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MVT NVT = TLI.getTypeToTransformTo(VT);
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DebugLoc dl = N->getDebugLoc();
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SDValue NewVAARG;
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NewVAARG = DAG.getVAArg(NVT, dl, Chain, Ptr, N->getOperand(2));
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// Legalized the chain result - switch anything that used the old chain to
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// use the new one.
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ReplaceValueWith(SDValue(N, 1), NewVAARG.getValue(1));
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return NewVAARG;
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}
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SDValue DAGTypeLegalizer::SoftenFloatRes_XINT_TO_FP(SDNode *N) {
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bool Signed = N->getOpcode() == ISD::SINT_TO_FP;
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MVT SVT = N->getOperand(0).getValueType();
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@ -417,6 +417,7 @@ private:
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SDValue SoftenFloatRes_LOAD(SDNode *N);
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SDValue SoftenFloatRes_SELECT(SDNode *N);
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SDValue SoftenFloatRes_SELECT_CC(SDNode *N);
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SDValue SoftenFloatRes_VAARG(SDNode *N);
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SDValue SoftenFloatRes_XINT_TO_FP(SDNode *N);
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// Operand Float to Integer Conversion.
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