C++ (Cpp) MachineSDNode::memoperands_begin示例

示例#1

文件： ScheduleDAGSDNodes.cpp 项目： Abocer/android-4.2_r1

// Helper for AddGlue to clone node operands.
static void CloneNodeWithValues(SDNode *N, SelectionDAG *DAG,
                                SmallVectorImpl<EVT> &VTs,
                                SDValue ExtraOper = SDValue()) {
  SmallVector<SDValue, 4> Ops;
  for (unsigned I = 0, E = N->getNumOperands(); I != E; ++I)
    Ops.push_back(N->getOperand(I));

  if (ExtraOper.getNode())
    Ops.push_back(ExtraOper);

  SDVTList VTList = DAG->getVTList(&VTs[0], VTs.size());
  MachineSDNode::mmo_iterator Begin = 0, End = 0;
  MachineSDNode *MN = dyn_cast<MachineSDNode>(N);

  // Store memory references.
  if (MN) {
    Begin = MN->memoperands_begin();
    End = MN->memoperands_end();
  }

  DAG->MorphNodeTo(N, N->getOpcode(), VTList, &Ops[0], Ops.size());

  // Reset the memory references
  if (MN)
    MN->setMemRefs(Begin, End);
}

示例#2

文件： ScheduleDAGSDNodes.cpp 项目： happz/llvm

// Helper for AddGlue to clone node operands.
static void CloneNodeWithValues(SDNode *N, SelectionDAG *DAG, ArrayRef<EVT> VTs,
                                SDValue ExtraOper = SDValue()) {
  SmallVector<SDValue, 8> Ops(N->op_begin(), N->op_end());
  if (ExtraOper.getNode())
    Ops.push_back(ExtraOper);

  SDVTList VTList = DAG->getVTList(VTs);
  MachineSDNode *MN = dyn_cast<MachineSDNode>(N);

  // Store memory references.
  SmallVector<MachineMemOperand *, 2> MMOs;
  if (MN)
    MMOs.assign(MN->memoperands_begin(), MN->memoperands_end());

  DAG->MorphNodeTo(N, N->getOpcode(), VTList, Ops);

  // Reset the memory references
  if (MN)
    DAG->setNodeMemRefs(MN, MMOs);
}

示例#3

文件： ScheduleDAGSDNodes.cpp 项目： cavedweller/llvm

static void AddGlue(SDNode *N, SDValue Glue, bool AddGlue, SelectionDAG *DAG) {
  SmallVector<EVT, 4> VTs;
  SDNode *GlueDestNode = Glue.getNode();

  // Don't add glue from a node to itself.
  if (GlueDestNode == N) return;

  // Don't add glue to something that already has it, either as a use or value.
  if (N->getOperand(N->getNumOperands()-1).getValueType() == MVT::Glue ||
      N->getValueType(N->getNumValues() - 1) == MVT::Glue) {
    return;
  }
  for (unsigned I = 0, E = N->getNumValues(); I != E; ++I)
    VTs.push_back(N->getValueType(I));

  if (AddGlue)
    VTs.push_back(MVT::Glue);

  SmallVector<SDValue, 4> Ops;
  for (unsigned I = 0, E = N->getNumOperands(); I != E; ++I)
    Ops.push_back(N->getOperand(I));

  if (GlueDestNode)
    Ops.push_back(Glue);

  SDVTList VTList = DAG->getVTList(&VTs[0], VTs.size());
  MachineSDNode::mmo_iterator Begin = 0, End = 0;
  MachineSDNode *MN = dyn_cast<MachineSDNode>(N);

  // Store memory references.
  if (MN) {
    Begin = MN->memoperands_begin();
    End = MN->memoperands_end();
  }

  DAG->MorphNodeTo(N, N->getOpcode(), VTList, &Ops[0], Ops.size());

  // Reset the memory references
  if (MN)
    MN->setMemRefs(Begin, End);
}

示例#4

文件： ScheduleDAGSDNodes.cpp 项目： wodeaei/VC-Project

static void AddFlags(SDNode *N, SDValue Flag, bool AddFlag,
                     SelectionDAG *DAG) {
  SmallVector<EVT, 4> VTs;
  SDNode *FlagDestNode = Flag.getNode();

  // Don't add a flag from a node to itself.
  if (FlagDestNode == N) return;

  // Don't add a flag to something which already has a flag.
  if (N->getValueType(N->getNumValues() - 1) == MVT::Flag) return;

  for (unsigned I = 0, E = N->getNumValues(); I != E; ++I)
    VTs.push_back(N->getValueType(I));

  if (AddFlag)
    VTs.push_back(MVT::Flag);

  SmallVector<SDValue, 4> Ops;
  for (unsigned I = 0, E = N->getNumOperands(); I != E; ++I)
    Ops.push_back(N->getOperand(I));

  if (FlagDestNode)
    Ops.push_back(Flag);

  SDVTList VTList = DAG->getVTList(&VTs[0], VTs.size());
  MachineSDNode::mmo_iterator Begin = 0, End = 0;
  MachineSDNode *MN = dyn_cast<MachineSDNode>(N);

  // Store memory references.
  if (MN) {
    Begin = MN->memoperands_begin();
    End = MN->memoperands_end();
  }

  DAG->MorphNodeTo(N, N->getOpcode(), VTList, &Ops[0], Ops.size());

  // Reset the memory references
  if (MN)
    MN->setMemRefs(Begin, End);
}

示例#5

文件： ScheduleDAGSDNodes.cpp 项目： 0x00evil/llvm

// Helper for AddGlue to clone node operands.
static void CloneNodeWithValues(SDNode *N, SelectionDAG *DAG, ArrayRef<EVT> VTs,
                                SDValue ExtraOper = SDValue()) {
  SmallVector<SDValue, 8> Ops(N->op_begin(), N->op_end());
  if (ExtraOper.getNode())
    Ops.push_back(ExtraOper);

  SDVTList VTList = DAG->getVTList(VTs);
  MachineSDNode::mmo_iterator Begin = nullptr, End = nullptr;
  MachineSDNode *MN = dyn_cast<MachineSDNode>(N);

  // Store memory references.
  if (MN) {
    Begin = MN->memoperands_begin();
    End = MN->memoperands_end();
  }

  DAG->MorphNodeTo(N, N->getOpcode(), VTList, Ops);

  // Reset the memory references
  if (MN)
    MN->setMemRefs(Begin, End);
}