C++ (Cpp) MachineFrameInfo::hasOpaqueSPAdjustment示例

示例#1

文件： MIRPrinter.cpp 项目： clang-omp/llvm_trunk

void MIRPrinter::convert(ModuleSlotTracker &MST,
                         yaml::MachineFrameInfo &YamlMFI,
                         const MachineFrameInfo &MFI) {
  YamlMFI.IsFrameAddressTaken = MFI.isFrameAddressTaken();
  YamlMFI.IsReturnAddressTaken = MFI.isReturnAddressTaken();
  YamlMFI.HasStackMap = MFI.hasStackMap();
  YamlMFI.HasPatchPoint = MFI.hasPatchPoint();
  YamlMFI.StackSize = MFI.getStackSize();
  YamlMFI.OffsetAdjustment = MFI.getOffsetAdjustment();
  YamlMFI.MaxAlignment = MFI.getMaxAlignment();
  YamlMFI.AdjustsStack = MFI.adjustsStack();
  YamlMFI.HasCalls = MFI.hasCalls();
  YamlMFI.MaxCallFrameSize = MFI.getMaxCallFrameSize();
  YamlMFI.HasOpaqueSPAdjustment = MFI.hasOpaqueSPAdjustment();
  YamlMFI.HasVAStart = MFI.hasVAStart();
  YamlMFI.HasMustTailInVarArgFunc = MFI.hasMustTailInVarArgFunc();
  if (MFI.getSavePoint()) {
    raw_string_ostream StrOS(YamlMFI.SavePoint.Value);
    MIPrinter(StrOS, MST, RegisterMaskIds, StackObjectOperandMapping)
        .printMBBReference(*MFI.getSavePoint());
  }
  if (MFI.getRestorePoint()) {
    raw_string_ostream StrOS(YamlMFI.RestorePoint.Value);
    MIPrinter(StrOS, MST, RegisterMaskIds, StackObjectOperandMapping)
        .printMBBReference(*MFI.getRestorePoint());
  }
}

示例#2

文件： MIRPrinter.cpp 项目： jamboree/llvm

void MIRPrinter::convert(ModuleSlotTracker &MST,
                         yaml::MachineFrameInfo &YamlMFI,
                         const MachineFrameInfo &MFI) {
  YamlMFI.IsFrameAddressTaken = MFI.isFrameAddressTaken();
  YamlMFI.IsReturnAddressTaken = MFI.isReturnAddressTaken();
  YamlMFI.HasStackMap = MFI.hasStackMap();
  YamlMFI.HasPatchPoint = MFI.hasPatchPoint();
  YamlMFI.StackSize = MFI.getStackSize();
  YamlMFI.OffsetAdjustment = MFI.getOffsetAdjustment();
  YamlMFI.MaxAlignment = MFI.getMaxAlignment();
  YamlMFI.AdjustsStack = MFI.adjustsStack();
  YamlMFI.HasCalls = MFI.hasCalls();
  YamlMFI.MaxCallFrameSize = MFI.isMaxCallFrameSizeComputed()
    ? MFI.getMaxCallFrameSize() : ~0u;
  YamlMFI.CVBytesOfCalleeSavedRegisters =
      MFI.getCVBytesOfCalleeSavedRegisters();
  YamlMFI.HasOpaqueSPAdjustment = MFI.hasOpaqueSPAdjustment();
  YamlMFI.HasVAStart = MFI.hasVAStart();
  YamlMFI.HasMustTailInVarArgFunc = MFI.hasMustTailInVarArgFunc();
  YamlMFI.LocalFrameSize = MFI.getLocalFrameSize();
  if (MFI.getSavePoint()) {
    raw_string_ostream StrOS(YamlMFI.SavePoint.Value);
    StrOS << printMBBReference(*MFI.getSavePoint());
  }
  if (MFI.getRestorePoint()) {
    raw_string_ostream StrOS(YamlMFI.RestorePoint.Value);
    StrOS << printMBBReference(*MFI.getRestorePoint());
  }
}

示例#3

文件： MIRPrinter.cpp 项目： zaxbbun/llvm

void MIRPrinter::convert(yaml::MachineFrameInfo &YamlMFI,
                         const MachineFrameInfo &MFI) {
    YamlMFI.IsFrameAddressTaken = MFI.isFrameAddressTaken();
    YamlMFI.IsReturnAddressTaken = MFI.isReturnAddressTaken();
    YamlMFI.HasStackMap = MFI.hasStackMap();
    YamlMFI.HasPatchPoint = MFI.hasPatchPoint();
    YamlMFI.StackSize = MFI.getStackSize();
    YamlMFI.OffsetAdjustment = MFI.getOffsetAdjustment();
    YamlMFI.MaxAlignment = MFI.getMaxAlignment();
    YamlMFI.AdjustsStack = MFI.adjustsStack();
    YamlMFI.HasCalls = MFI.hasCalls();
    YamlMFI.MaxCallFrameSize = MFI.getMaxCallFrameSize();
    YamlMFI.HasOpaqueSPAdjustment = MFI.hasOpaqueSPAdjustment();
    YamlMFI.HasVAStart = MFI.hasVAStart();
    YamlMFI.HasMustTailInVarArgFunc = MFI.hasMustTailInVarArgFunc();
}

示例#4

文件： X86SelectionDAGInfo.cpp 项目： 2asoft/freebsd

bool X86SelectionDAGInfo::isBaseRegConflictPossible(
    SelectionDAG &DAG, ArrayRef<unsigned> ClobberSet) const {
  // We cannot use TRI->hasBasePointer() until *after* we select all basic
  // blocks.  Legalization may introduce new stack temporaries with large
  // alignment requirements.  Fall back to generic code if there are any
  // dynamic stack adjustments (hopefully rare) and the base pointer would
  // conflict if we had to use it.
  MachineFrameInfo *MFI = DAG.getMachineFunction().getFrameInfo();
  if (!MFI->hasVarSizedObjects() && !MFI->hasOpaqueSPAdjustment())
    return false;

  const X86RegisterInfo *TRI = static_cast<const X86RegisterInfo *>(
      DAG.getSubtarget().getRegisterInfo());
  unsigned BaseReg = TRI->getBaseRegister();
  for (unsigned R : ClobberSet)
    if (BaseReg == R)
      return true;
  return false;
}

示例#5

文件： X86RegisterInfo.cpp 项目： bryant/llvm

static bool CantUseSP(const MachineFrameInfo &MFI) {
  return MFI.hasVarSizedObjects() || MFI.hasOpaqueSPAdjustment();
}