C++ (Cpp) SelectionDAG::getBlockAddress示例

示例#1

SDValue MSP430TargetLowering::LowerBlockAddress(SDValue Op,
                                                SelectionDAG &DAG) const {
  DebugLoc dl = Op.getDebugLoc();
  const BlockAddress *BA = cast<BlockAddressSDNode>(Op)->getBlockAddress();
  SDValue Result = DAG.getBlockAddress(BA, getPointerTy(), /*isTarget=*/true);

  return DAG.getNode(MSP430ISD::Wrapper, dl, getPointerTy(), Result);;
}

示例#2

文件： AVM2ISelLowering.cpp 项目： 5432935/crossbridge

SDValue
AVM2TargetLowering::LowerBlockAddress(SDValue Op, SelectionDAG &DAG) const
{
  const BlockAddress *BA = cast<BlockAddressSDNode>(Op)->getBlockAddress();
  SDValue Result = DAG.getBlockAddress(BA, getPointerTy(),
                                       /*isTarget=*/true, 0);
  return Result;
}

示例#3

文件： Cpu0ISelLowering.cpp 项目： ajamshidi/lbd

SDValue Cpu0TargetLowering::LowerBlockAddress(SDValue Op,
                                              SelectionDAG &DAG) const {
  const BlockAddress *BA = cast<BlockAddressSDNode>(Op)->getBlockAddress();
  // FIXME there isn't actually debug info here
  DebugLoc dl = Op.getDebugLoc();

  if (getTargetMachine().getRelocationModel() != Reloc::PIC_) {
    return DAG.getBlockAddress(BA, MVT::i32, true, Cpu0II::MO_ABS);
  }

  EVT ValTy = Op.getValueType();
  unsigned GOTFlag = Cpu0II::MO_GOT;
  unsigned OFSTFlag = Cpu0II::MO_ABS;
  SDValue BAGOTOffset = DAG.getBlockAddress(BA, ValTy, true, GOTFlag);
  BAGOTOffset = DAG.getNode(Cpu0ISD::Wrapper, dl, ValTy,
                            GetGlobalReg(DAG, ValTy), BAGOTOffset);
  SDValue BALOOffset = DAG.getBlockAddress(BA, ValTy, true, OFSTFlag);
  SDValue Load = DAG.getLoad(ValTy, dl, DAG.getEntryNode(), BAGOTOffset,
                             MachinePointerInfo(), false, false, false, 0);
  SDValue Lo = DAG.getNode(Cpu0ISD::Lo, dl, ValTy, BALOOffset);
  return DAG.getNode(ISD::ADD, dl, ValTy, Load, Lo);
}

示例#4

文件： LanaiISelLowering.cpp 项目： AlexDenisov/llvm

SDValue LanaiTargetLowering::LowerBlockAddress(SDValue Op,
                                               SelectionDAG &DAG) const {
  SDLoc DL(Op);
  const BlockAddress *BA = cast<BlockAddressSDNode>(Op)->getBlockAddress();

  uint8_t OpFlagHi = LanaiII::MO_ABS_HI;
  uint8_t OpFlagLo = LanaiII::MO_ABS_LO;

  SDValue Hi = DAG.getBlockAddress(BA, MVT::i32, true, OpFlagHi);
  SDValue Lo = DAG.getBlockAddress(BA, MVT::i32, true, OpFlagLo);
  Hi = DAG.getNode(LanaiISD::HI, DL, MVT::i32, Hi);
  Lo = DAG.getNode(LanaiISD::LO, DL, MVT::i32, Lo);
  SDValue Result = DAG.getNode(ISD::OR, DL, MVT::i32, Hi, Lo);
  return Result;
}