// replaced with other values.
RemapValue(I->second);
N = I->second;
- assert(N.getNode()->getNodeId() != NewNode && "Mapped to new node!");
+
+ // Note that it is possible to have N.getNode()->getNodeId() == NewNode at
+ // this point because it is possible for a node to be put in the map before
+ // being processed.
}
}
: SelectionDAG::DAGUpdateListener(dtl.getDAG()),
DTL(dtl), NodesToAnalyze(nta) {}
- virtual void NodeDeleted(SDNode *N, SDNode *E) {
+ void NodeDeleted(SDNode *N, SDNode *E) override {
assert(N->getNodeId() != DAGTypeLegalizer::ReadyToProcess &&
N->getNodeId() != DAGTypeLegalizer::Processed &&
"Invalid node ID for RAUW deletion!");
NodesToAnalyze.insert(E);
}
- virtual void NodeUpdated(SDNode *N) {
+ void NodeUpdated(SDNode *N) override {
// Node updates can mean pretty much anything. It is possible that an
// operand was set to something already processed (f.e.) in which case
// this node could become ready. Recompute its flags.
SDValue DAGTypeLegalizer::CreateStackStoreLoad(SDValue Op,
EVT DestVT) {
- SDLoc dl(Op);;
+ SDLoc dl(Op);
// Create the stack frame object. Make sure it is aligned for both
// the source and destination types.
SDValue StackPtr = DAG.CreateStackTemporary(Op.getValueType(), DestVT);
return SDValue(N->getOperand(ResNo));
}
-/// GetSplitDestVTs - Compute the VTs needed for the low/hi parts of a type
-/// which is split into two not necessarily identical pieces.
-void DAGTypeLegalizer::GetSplitDestVTs(EVT InVT, EVT &LoVT, EVT &HiVT) {
- // Currently all types are split in half.
- if (!InVT.isVector()) {
- LoVT = HiVT = TLI.getTypeToTransformTo(*DAG.getContext(), InVT);
- } else {
- unsigned NumElements = InVT.getVectorNumElements();
- assert(!(NumElements & 1) && "Splitting vector, but not in half!");
- LoVT = HiVT = EVT::getVectorVT(*DAG.getContext(),
- InVT.getVectorElementType(), NumElements/2);
- }
-}
-
/// GetPairElements - Use ISD::EXTRACT_ELEMENT nodes to extract the low and
/// high parts of the given value.
void DAGTypeLegalizer::GetPairElements(SDValue Pair,
SDValue &Lo, SDValue &Hi) {
- SDLoc dl(Pair);;
+ SDLoc dl(Pair);
EVT NVT = TLI.getTypeToTransformTo(*DAG.getContext(), Pair.getValueType());
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Pair,
DAG.getIntPtrConstant(0));
SDValue DAGTypeLegalizer::GetVectorElementPointer(SDValue VecPtr, EVT EltVT,
SDValue Index) {
- SDLoc dl(Index);;
+ SDLoc dl(Index);
// Make sure the index type is big enough to compute in.
- if (Index.getValueType().bitsGT(TLI.getPointerTy()))
- Index = DAG.getNode(ISD::TRUNCATE, dl, TLI.getPointerTy(), Index);
- else
- Index = DAG.getNode(ISD::ZERO_EXTEND, dl, TLI.getPointerTy(), Index);
+ Index = DAG.getZExtOrTrunc(Index, dl, TLI.getPointerTy());
// Calculate the element offset and add it to the pointer.
unsigned EltSize = EltVT.getSizeInBits() / 8; // FIXME: should be ABI size.
/// JoinIntegers - Build an integer with low bits Lo and high bits Hi.
SDValue DAGTypeLegalizer::JoinIntegers(SDValue Lo, SDValue Hi) {
// Arbitrarily use dlHi for result SDLoc
- SDLoc dlHi(Hi);;
- SDLoc dlLo(Lo);;
+ SDLoc dlHi(Hi);
+ SDLoc dlLo(Lo);
EVT LVT = Lo.getValueType();
EVT HVT = Hi.getValueType();
EVT NVT = EVT::getIntegerVT(*DAG.getContext(),
unsigned NumOps = N->getNumOperands();
SDLoc dl(N);
if (NumOps == 0) {
- return TLI.makeLibCall(DAG, LC, N->getValueType(0), 0, 0, isSigned, dl);
+ return TLI.makeLibCall(DAG, LC, N->getValueType(0), 0, 0, isSigned,
+ dl).first;
} else if (NumOps == 1) {
SDValue Op = N->getOperand(0);
- return TLI.makeLibCall(DAG, LC, N->getValueType(0), &Op, 1, isSigned, dl);
+ return TLI.makeLibCall(DAG, LC, N->getValueType(0), &Op, 1, isSigned,
+ dl).first;
} else if (NumOps == 2) {
SDValue Ops[2] = { N->getOperand(0), N->getOperand(1) };
- return TLI.makeLibCall(DAG, LC, N->getValueType(0), Ops, 2, isSigned, dl);
+ return TLI.makeLibCall(DAG, LC, N->getValueType(0), Ops, 2, isSigned,
+ dl).first;
}
SmallVector<SDValue, 8> Ops(NumOps);
for (unsigned i = 0; i < NumOps; ++i)
Ops[i] = N->getOperand(i);
return TLI.makeLibCall(DAG, LC, N->getValueType(0),
- &Ops[0], NumOps, isSigned, dl);
+ &Ops[0], NumOps, isSigned, dl).first;
}
// ExpandChainLibCall - Expand a node into a call to a libcall. Similar to
/// of the given type. A target boolean is an integer value, not necessarily of
/// type i1, the bits of which conform to getBooleanContents.
SDValue DAGTypeLegalizer::PromoteTargetBoolean(SDValue Bool, EVT VT) {
- SDLoc dl(Bool);;
+ SDLoc dl(Bool);
ISD::NodeType ExtendCode =
TargetLowering::getExtendForContent(TLI.getBooleanContents(VT.isVector()));
return DAG.getNode(ExtendCode, dl, VT, Bool);
void DAGTypeLegalizer::SplitInteger(SDValue Op,
EVT LoVT, EVT HiVT,
SDValue &Lo, SDValue &Hi) {
- SDLoc dl(Op);;
+ SDLoc dl(Op);
assert(LoVT.getSizeInBits() + HiVT.getSizeInBits() ==
Op.getValueType().getSizeInBits() && "Invalid integer splitting!");
Lo = DAG.getNode(ISD::TRUNCATE, dl, LoVT, Op);