// Include the pieces autogenerated from the target description.
#include "BPFGenDAGISel.inc"
- SDNode *SelectImpl(SDNode *N) override;
+ void Select(SDNode *N) override;
// Complex Pattern for address selection.
bool SelectAddr(SDValue Addr, SDValue &Base, SDValue &Offset);
return false;
}
-SDNode *BPFDAGToDAGISel::SelectImpl(SDNode *Node) {
+void BPFDAGToDAGISel::Select(SDNode *Node) {
unsigned Opcode = Node->getOpcode();
// Dump information about the Node being selected
// If we have a custom node, we already have selected!
if (Node->isMachineOpcode()) {
DEBUG(dbgs() << "== "; Node->dump(CurDAG); dbgs() << '\n');
- return NULL;
+ return;
}
// tablegen selection should be handled here.
EVT VT = Node->getValueType(0);
SDValue TFI = CurDAG->getTargetFrameIndex(FI, VT);
unsigned Opc = BPF::MOV_rr;
- if (Node->hasOneUse())
- return CurDAG->SelectNodeTo(Node, Opc, VT, TFI);
- return CurDAG->getMachineNode(Opc, SDLoc(Node), VT, TFI);
+ if (Node->hasOneUse()) {
+ CurDAG->SelectNodeTo(Node, Opc, VT, TFI);
+ return;
+ }
+ ReplaceNode(Node, CurDAG->getMachineNode(Opc, SDLoc(Node), VT, TFI));
+ return;
}
}
// Select the default instruction
- SDNode *ResNode = SelectCode(Node);
-
- DEBUG(dbgs() << "=> ";
- if (ResNode == nullptr || ResNode == Node)
- Node->dump(CurDAG);
- else
- ResNode->dump(CurDAG);
- dbgs() << '\n');
- return ResNode;
+ SelectCode(Node);
}
FunctionPass *llvm::createBPFISelDag(BPFTargetMachine &TM) {