bool nuw = false;
bool nsw = false;
bool exact = false;
- FastMathFlags FMF;
-
if (const OverflowingBinaryOperator *OFBinOp =
dyn_cast<const OverflowingBinaryOperator>(&I)) {
nuw = OFBinOp->hasNoUnsignedWrap();
if (const PossiblyExactOperator *ExactOp =
dyn_cast<const PossiblyExactOperator>(&I))
exact = ExactOp->isExact();
- if (const FPMathOperator *FPOp = dyn_cast<const FPMathOperator>(&I))
- FMF = FPOp->getFastMathFlags();
-
- SDNodeFlags Flags;
- Flags.setExact(exact);
- Flags.setNoSignedWrap(nsw);
- Flags.setNoUnsignedWrap(nuw);
- Flags.setAllowReciprocal(FMF.allowReciprocal());
- Flags.setNoInfs(FMF.noInfs());
- Flags.setNoNaNs(FMF.noNaNs());
- Flags.setNoSignedZeros(FMF.noSignedZeros());
- Flags.setUnsafeAlgebra(FMF.unsafeAlgebra());
+
SDValue BinNodeValue = DAG.getNode(OpCode, getCurSDLoc(), Op1.getValueType(),
- Op1, Op2, &Flags);
+ Op1, Op2, nuw, nsw, exact);
setValue(&I, BinNodeValue);
}
dyn_cast<const PossiblyExactOperator>(&I))
exact = ExactOp->isExact();
}
- SDNodeFlags Flags;
- Flags.setExact(exact);
- Flags.setNoSignedWrap(nsw);
- Flags.setNoUnsignedWrap(nuw);
+
SDValue Res = DAG.getNode(Opcode, getCurSDLoc(), Op1.getValueType(), Op1, Op2,
- &Flags);
+ nuw, nsw, exact);
setValue(&I, Res);
}
SmallVector<SDValue, 4> Values(NumValues);
SDValue Cond = getValue(I.getOperand(0));
- SDValue TrueVal = getValue(I.getOperand(1));
- SDValue FalseVal = getValue(I.getOperand(2));
+ SDValue LHSVal = getValue(I.getOperand(1));
+ SDValue RHSVal = getValue(I.getOperand(2));
+ auto BaseOps = {Cond};
ISD::NodeType OpCode = Cond.getValueType().isVector() ?
ISD::VSELECT : ISD::SELECT;
- for (unsigned i = 0; i != NumValues; ++i)
+ // Min/max matching is only viable if all output VTs are the same.
+ if (std::equal(ValueVTs.begin(), ValueVTs.end(), ValueVTs.begin())) {
+ Value *LHS, *RHS;
+ SelectPatternFlavor SPF = matchSelectPattern(const_cast<User*>(&I), LHS, RHS);
+ ISD::NodeType Opc = ISD::DELETED_NODE;
+ switch (SPF) {
+ case SPF_UMAX: Opc = ISD::UMAX; break;
+ case SPF_UMIN: Opc = ISD::UMIN; break;
+ case SPF_SMAX: Opc = ISD::SMAX; break;
+ case SPF_SMIN: Opc = ISD::SMIN; break;
+ default: break;
+ }
+
+ EVT VT = ValueVTs[0];
+ LLVMContext &Ctx = *DAG.getContext();
+ auto &TLI = DAG.getTargetLoweringInfo();
+ while (TLI.getTypeAction(Ctx, VT) == TargetLoweringBase::TypeSplitVector)
+ VT = TLI.getTypeToTransformTo(Ctx, VT);
+
+ if (Opc != ISD::DELETED_NODE && TLI.isOperationLegalOrCustom(Opc, VT)) {
+ OpCode = Opc;
+ LHSVal = getValue(LHS);
+ RHSVal = getValue(RHS);
+ BaseOps = {};
+ }
+ }
+
+ for (unsigned i = 0; i != NumValues; ++i) {
+ SmallVector<SDValue, 3> Ops(BaseOps.begin(), BaseOps.end());
+ Ops.push_back(SDValue(LHSVal.getNode(), LHSVal.getResNo() + i));
+ Ops.push_back(SDValue(RHSVal.getNode(), RHSVal.getResNo() + i));
Values[i] = DAG.getNode(OpCode, getCurSDLoc(),
- TrueVal.getNode()->getValueType(TrueVal.getResNo()+i),
- Cond,
- SDValue(TrueVal.getNode(),
- TrueVal.getResNo() + i),
- SDValue(FalseVal.getNode(),
- FalseVal.getResNo() + i));
+ LHSVal.getNode()->getValueType(LHSVal.getResNo()+i),
+ Ops);
+ }
setValue(&I, DAG.getNode(ISD::MERGE_VALUES, getCurSDLoc(),
DAG.getVTList(ValueVTs), Values));
return nullptr;
case Intrinsic::read_register: {
Value *Reg = I.getArgOperand(0);
+ SDValue Chain = getRoot();
SDValue RegName =
DAG.getMDNode(cast<MDNode>(cast<MetadataAsValue>(Reg)->getMetadata()));
EVT VT = TLI.getValueType(I.getType());
- setValue(&I, DAG.getNode(ISD::READ_REGISTER, sdl, VT, RegName));
+ Res = DAG.getNode(ISD::READ_REGISTER, sdl,
+ DAG.getVTList(VT, MVT::Other), Chain, RegName);
+ setValue(&I, Res);
+ DAG.setRoot(Res.getValue(1));
return nullptr;
}
case Intrinsic::write_register: {
Value *Reg = I.getArgOperand(0);
Value *RegValue = I.getArgOperand(1);
- SDValue Chain = getValue(RegValue).getOperand(0);
+ SDValue Chain = getRoot();
SDValue RegName =
DAG.getMDNode(cast<MDNode>(cast<MetadataAsValue>(Reg)->getMetadata()));
DAG.setRoot(DAG.getNode(ISD::WRITE_REGISTER, sdl, MVT::Other, Chain,
if (LandingPad) {
// Insert a label before the invoke call to mark the try range. This can be
// used to detect deletion of the invoke via the MachineModuleInfo.
- BeginLabel = MMI.getContext().CreateTempSymbol();
+ BeginLabel = MMI.getContext().createTempSymbol();
// For SjLj, keep track of which landing pads go with which invokes
// so as to maintain the ordering of pads in the LSDA.
if (LandingPad) {
// Insert a label at the end of the invoke call to mark the try range. This
// can be used to detect deletion of the invoke via the MachineModuleInfo.
- MCSymbol *EndLabel = MMI.getContext().CreateTempSymbol();
+ MCSymbol *EndLabel = MMI.getContext().createTempSymbol();
DAG.setRoot(DAG.getEHLabel(getCurSDLoc(), getRoot(), EndLabel));
// Inform MachineModuleInfo of range.
return;
}
}
- if (unsigned IID = F->getIntrinsicID()) {
+ if (Intrinsic::ID IID = F->getIntrinsicID()) {
RenameFn = visitIntrinsicCall(I, IID);
if (!RenameFn)
return;
JumpTableHeader JTH(Clusters[First].Low->getValue(),
Clusters[Last].High->getValue(), SI->getCondition(),
nullptr, false);
- JTCases.push_back(JumpTableBlock(JTH, JT));
+ JTCases.emplace_back(std::move(JTH), std::move(JT));
JTCluster = CaseCluster::jumpTable(Clusters[First].Low, Clusters[Last].High,
JTCases.size() - 1, Weight);
FuncInfo.MF->CreateMachineBasicBlock(SI->getParent());
BTI.push_back(BitTestCase(CB.Mask, BitTestBB, CB.BB, CB.ExtraWeight));
}
- BitTestCases.push_back(BitTestBlock(LowBound, CmpRange, SI->getCondition(),
- -1U, MVT::Other, false, nullptr,
- nullptr, std::move(BTI)));
+ BitTestCases.emplace_back(std::move(LowBound), std::move(CmpRange),
+ SI->getCondition(), -1U, MVT::Other, false, nullptr,
+ nullptr, std::move(BTI));
BTCluster = CaseCluster::bitTests(Clusters[First].Low, Clusters[Last].High,
BitTestCases.size() - 1, TotalWeight);