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Add promote operand support for [su]int_to_fp.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43204 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -185,6 +185,7 @@ private:
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SDOperand PromoteOperand_TRUNCATE(SDNode *N);
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SDOperand PromoteOperand_FP_EXTEND(SDNode *N);
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SDOperand PromoteOperand_FP_ROUND(SDNode *N);
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SDOperand PromoteOperand_INT_TO_FP(SDNode *N);
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SDOperand PromoteOperand_SELECT(SDNode *N, unsigned OpNo);
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SDOperand PromoteOperand_BRCOND(SDNode *N, unsigned OpNo);
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SDOperand PromoteOperand_BR_CC(SDNode *N, unsigned OpNo);
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@ -1326,6 +1327,8 @@ bool DAGTypeLegalizer::PromoteOperand(SDNode *N, unsigned OpNo) {
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case ISD::TRUNCATE: Res = PromoteOperand_TRUNCATE(N); break;
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case ISD::FP_EXTEND: Res = PromoteOperand_FP_EXTEND(N); break;
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case ISD::FP_ROUND: Res = PromoteOperand_FP_ROUND(N); break;
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case ISD::SINT_TO_FP:
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case ISD::UINT_TO_FP: Res = PromoteOperand_INT_TO_FP(N); break;
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case ISD::SELECT: Res = PromoteOperand_SELECT(N, OpNo); break;
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case ISD::BRCOND: Res = PromoteOperand_BRCOND(N, OpNo); break;
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@ -1390,6 +1393,18 @@ SDOperand DAGTypeLegalizer::PromoteOperand_FP_ROUND(SDNode *N) {
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return DAG.getNode(ISD::FP_ROUND, N->getValueType(0), Op);
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}
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SDOperand DAGTypeLegalizer::PromoteOperand_INT_TO_FP(SDNode *N) {
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SDOperand In = GetPromotedOp(N->getOperand(0));
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MVT::ValueType OpVT = N->getOperand(0).getValueType();
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if (N->getOpcode() == ISD::UINT_TO_FP)
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In = DAG.getZeroExtendInReg(In, OpVT);
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else
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In = DAG.getNode(ISD::SIGN_EXTEND_INREG, In.getValueType(),
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In, DAG.getValueType(OpVT));
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return DAG.UpdateNodeOperands(SDOperand(N, 0), In);
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}
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SDOperand DAGTypeLegalizer::PromoteOperand_SELECT(SDNode *N, unsigned OpNo) {
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assert(OpNo == 0 && "Only know how to promote condition");
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