}
SDValue DAGTypeLegalizer::PromoteIntRes_SETCC(SDNode *N) {
- MVT SVT = TLI.getSetCCResultType(N->getOperand(0));
+ MVT SVT = TLI.getSetCCResultType(N->getOperand(0).getValueType());
assert(isTypeLegal(SVT) && "Illegal SetCC type!");
// Get the SETCC result using the canonical SETCC type.
SDValue DAGTypeLegalizer::PromoteIntOp_BRCOND(SDNode *N, unsigned OpNo) {
assert(OpNo == 1 && "only know how to promote condition");
- SDValue Cond = GetPromotedInteger(N->getOperand(1)); // Promote condition.
- // Make sure the extra bits coming from type promotion conform to
- // getBooleanContents.
- unsigned CondBits = Cond.getValueSizeInBits();
- switch (TLI.getBooleanContents()) {
- default:
- assert(false && "Unknown BooleanContent!");
- case TargetLowering::UndefinedBooleanContent:
- // The promoted value, which may contain rubbish in the upper bits, is fine.
- break;
- case TargetLowering::ZeroOrOneBooleanContent:
- if (!DAG.MaskedValueIsZero(Cond,APInt::getHighBitsSet(CondBits,CondBits-1)))
- Cond = DAG.getZeroExtendInReg(Cond, MVT::i1);
- break;
- case TargetLowering::ZeroOrNegativeOneBooleanContent:
- if (DAG.ComputeNumSignBits(Cond) != CondBits)
- Cond = DAG.getNode(ISD::SIGN_EXTEND_INREG, Cond.getValueType(), Cond,
- DAG.getValueType(MVT::i1));
- break;
- }
+ // Promote all the way up to the canonical SetCC type.
+ MVT SVT = TLI.getSetCCResultType(MVT::Other);
+ SDValue Cond = PromoteTargetBoolean(N->getOperand(1), SVT);
// The chain (Op#0) and basic block destination (Op#2) are always legal types.
return DAG.UpdateNodeOperands(SDValue(N, 0), N->getOperand(0), Cond,
SDValue DAGTypeLegalizer::PromoteIntOp_SELECT(SDNode *N, unsigned OpNo) {
assert(OpNo == 0 && "Only know how to promote condition");
- SDValue Cond = GetPromotedInteger(N->getOperand(0));
-
- // Promote all the way up to SVT, the canonical SetCC type.
- // FIXME: Not clear what value to pass to getSetCCResultType.
- // [This only matters for CellSPU since all other targets
- // ignore the argument.] We used to pass Cond, resulting in
- // SVT = MVT::i8, but CellSPU has no select patterns for i8,
- // causing an abort later. Passing the result type works
- // around the problem.
- MVT SVT = TLI.getSetCCResultType(N->getOperand(1));
- assert(isTypeLegal(SVT) && "Illegal SetCC type!");
- assert(Cond.getValueType().bitsLE(SVT) && "Unexpected SetCC type!");
-
- // Make sure the extra bits conform to getBooleanContents. There are
- // two sets of extra bits: those in Cond, which come from type promotion,
- // and those we need to add to have the final type be SVT (for most targets
- // this last set of bits is empty).
- unsigned CondBits = Cond.getValueSizeInBits();
- ISD::NodeType ExtendCode;
- switch (TLI.getBooleanContents()) {
- default:
- assert(false && "Unknown BooleanContent!");
- case TargetLowering::UndefinedBooleanContent:
- // Extend to SVT by adding rubbish.
- ExtendCode = ISD::ANY_EXTEND;
- break;
- case TargetLowering::ZeroOrOneBooleanContent:
- ExtendCode = ISD::ZERO_EXTEND;
- if (!DAG.MaskedValueIsZero(Cond,APInt::getHighBitsSet(CondBits,CondBits-1)))
- // All extra bits need to be cleared. Do this by zero extending the
- // original condition value all the way to SVT.
- Cond = N->getOperand(0);
- break;
- case TargetLowering::ZeroOrNegativeOneBooleanContent: {
- ExtendCode = ISD::SIGN_EXTEND;
- unsigned SignBits = DAG.ComputeNumSignBits(Cond);
- if (SignBits != CondBits)
- // All extra bits need to be sign extended. Do this by sign extending the
- // original condition value all the way to SVT.
- Cond = N->getOperand(0);
- break;
- }
- }
- Cond = DAG.getNode(ExtendCode, SVT, Cond);
+
+ // Promote all the way up to the canonical SetCC type.
+ MVT SVT = TLI.getSetCCResultType(N->getOperand(1).getValueType());
+ SDValue Cond = PromoteTargetBoolean(N->getOperand(0), SVT);
return DAG.UpdateNodeOperands(SDValue(N, 0), Cond,
N->getOperand(1), N->getOperand(2));
if (N->getOpcode() == ISD::ADD) {
Lo = DAG.getNode(ISD::ADD, NVT, LoOps, 2);
Hi = DAG.getNode(ISD::ADD, NVT, HiOps, 2);
- SDValue Cmp1 = DAG.getSetCC(TLI.getSetCCResultType(Lo), Lo, LoOps[0],
+ SDValue Cmp1 = DAG.getSetCC(TLI.getSetCCResultType(NVT), Lo, LoOps[0],
ISD::SETULT);
SDValue Carry1 = DAG.getNode(ISD::SELECT, NVT, Cmp1,
DAG.getConstant(1, NVT),
DAG.getConstant(0, NVT));
- SDValue Cmp2 = DAG.getSetCC(TLI.getSetCCResultType(Lo), Lo, LoOps[1],
+ SDValue Cmp2 = DAG.getSetCC(TLI.getSetCCResultType(NVT), Lo, LoOps[1],
ISD::SETULT);
SDValue Carry2 = DAG.getNode(ISD::SELECT, NVT, Cmp2,
DAG.getConstant(1, NVT), Carry1);
} else {
Lo = DAG.getNode(ISD::SUB, NVT, LoOps, 2);
Hi = DAG.getNode(ISD::SUB, NVT, HiOps, 2);
- SDValue Cmp = DAG.getSetCC(TLI.getSetCCResultType(LoOps[0]),
- LoOps[0], LoOps[1], ISD::SETULT);
+ SDValue Cmp =
+ DAG.getSetCC(TLI.getSetCCResultType(LoOps[0].getValueType()),
+ LoOps[0], LoOps[1], ISD::SETULT);
SDValue Borrow = DAG.getNode(ISD::SELECT, NVT, Cmp,
DAG.getConstant(1, NVT),
DAG.getConstant(0, NVT));
GetExpandedInteger(N->getOperand(0), Lo, Hi);
MVT NVT = Lo.getValueType();
- SDValue HiNotZero = DAG.getSetCC(TLI.getSetCCResultType(Hi), Hi,
+ SDValue HiNotZero = DAG.getSetCC(TLI.getSetCCResultType(NVT), Hi,
DAG.getConstant(0, NVT), ISD::SETNE);
SDValue LoLZ = DAG.getNode(ISD::CTLZ, NVT, Lo);
GetExpandedInteger(N->getOperand(0), Lo, Hi);
MVT NVT = Lo.getValueType();
- SDValue LoNotZero = DAG.getSetCC(TLI.getSetCCResultType(Lo), Lo,
+ SDValue LoNotZero = DAG.getSetCC(TLI.getSetCCResultType(NVT), Lo,
DAG.getConstant(0, NVT), ISD::SETNE);
SDValue LoLZ = DAG.getNode(ISD::CTTZ, NVT, Lo);
// this identity: (B1 ? B2 : B3) --> (B1 & B2)|(!B1&B3)
TargetLowering::DAGCombinerInfo DagCombineInfo(DAG, false, true, NULL);
SDValue Tmp1, Tmp2;
- Tmp1 = TLI.SimplifySetCC(TLI.getSetCCResultType(LHSLo), LHSLo, RHSLo, LowCC,
- false, DagCombineInfo);
+ Tmp1 = TLI.SimplifySetCC(TLI.getSetCCResultType(LHSLo.getValueType()),
+ LHSLo, RHSLo, LowCC, false, DagCombineInfo);
if (!Tmp1.getNode())
- Tmp1 = DAG.getSetCC(TLI.getSetCCResultType(LHSLo), LHSLo, RHSLo, LowCC);
- Tmp2 = TLI.SimplifySetCC(TLI.getSetCCResultType(LHSHi), LHSHi, RHSHi,
- CCCode, false, DagCombineInfo);
+ Tmp1 = DAG.getSetCC(TLI.getSetCCResultType(LHSLo.getValueType()),
+ LHSLo, RHSLo, LowCC);
+ Tmp2 = TLI.SimplifySetCC(TLI.getSetCCResultType(LHSHi.getValueType()),
+ LHSHi, RHSHi, CCCode, false, DagCombineInfo);
if (!Tmp2.getNode())
- Tmp2 = DAG.getNode(ISD::SETCC, TLI.getSetCCResultType(LHSHi), LHSHi, RHSHi,
- DAG.getCondCode(CCCode));
+ Tmp2 = DAG.getNode(ISD::SETCC, TLI.getSetCCResultType(LHSHi.getValueType()),
+ LHSHi, RHSHi, DAG.getCondCode(CCCode));
ConstantSDNode *Tmp1C = dyn_cast<ConstantSDNode>(Tmp1.getNode());
ConstantSDNode *Tmp2C = dyn_cast<ConstantSDNode>(Tmp2.getNode());
return;
}
- NewLHS = TLI.SimplifySetCC(TLI.getSetCCResultType(LHSHi), LHSHi, RHSHi,
- ISD::SETEQ, false, DagCombineInfo);
+ NewLHS = TLI.SimplifySetCC(TLI.getSetCCResultType(LHSHi.getValueType()),
+ LHSHi, RHSHi, ISD::SETEQ, false, DagCombineInfo);
if (!NewLHS.getNode())
- NewLHS = DAG.getSetCC(TLI.getSetCCResultType(LHSHi), LHSHi, RHSHi,
- ISD::SETEQ);
+ NewLHS = DAG.getSetCC(TLI.getSetCCResultType(LHSHi.getValueType()),
+ LHSHi, RHSHi, ISD::SETEQ);
NewLHS = DAG.getNode(ISD::SELECT, Tmp1.getValueType(),
NewLHS, Tmp1, Tmp2);
NewRHS = SDValue();
// Check whether the sign bit is set.
SDValue Lo, Hi;
GetExpandedInteger(Op, Lo, Hi);
- SDValue SignSet = DAG.getSetCC(TLI.getSetCCResultType(Hi), Hi,
- DAG.getConstant(0, Hi.getValueType()),
+ SDValue SignSet = DAG.getSetCC(TLI.getSetCCResultType(Hi.getValueType()),
+ Hi, DAG.getConstant(0, Hi.getValueType()),
ISD::SETLT);
// Build a 64 bit pair (0, FF) in the constant pool, with FF in the lo bits.