C++ (Cpp) TargetRegisterInfo::getNumRegs示例

示例#1

MachineRegisterInfo::MachineRegisterInfo(const TargetRegisterInfo &TRI) {
  VRegInfo.reserve(256);
  RegAllocHints.reserve(256);
  UsedPhysRegs.resize(TRI.getNumRegs());
  
  // Create the physreg use/def lists.
  PhysRegUseDefLists = new MachineOperand*[TRI.getNumRegs()];
  memset(PhysRegUseDefLists, 0, sizeof(MachineOperand*)*TRI.getNumRegs());
}

示例#2

文件： MachineRegisterInfo.cpp 项目： 8l/emscripten-fastcomp

MachineRegisterInfo::MachineRegisterInfo(const TargetRegisterInfo &TRI)
  : TRI(&TRI), IsSSA(true), TracksLiveness(true) {
  VRegInfo.reserve(256);
  RegAllocHints.reserve(256);
  UsedRegUnits.resize(TRI.getNumRegUnits());
  UsedPhysRegMask.resize(TRI.getNumRegs());

  // Create the physreg use/def lists.
  PhysRegUseDefLists = new MachineOperand*[TRI.getNumRegs()];
  memset(PhysRegUseDefLists, 0, sizeof(MachineOperand*)*TRI.getNumRegs());
}

示例#3

文件： EDDisassembler.cpp 项目： mfleming/llvm-mirror

void EDDisassembler::initMaps(const TargetRegisterInfo &registerInfo) {
  unsigned numRegisters = registerInfo.getNumRegs();
  unsigned registerIndex;
  
  for (registerIndex = 0; registerIndex < numRegisters; ++registerIndex) {
    const char* registerName = registerInfo.get(registerIndex).Name;
    
    RegVec.push_back(registerName);
    RegRMap[registerName] = registerIndex;
  }
  
  switch (Key.Arch) {
  default:
    break;
  case Triple::x86:
  case Triple::x86_64:
    stackPointers.insert(registerIDWithName("SP"));
    stackPointers.insert(registerIDWithName("ESP"));
    stackPointers.insert(registerIDWithName("RSP"));
    
    programCounters.insert(registerIDWithName("IP"));
    programCounters.insert(registerIDWithName("EIP"));
    programCounters.insert(registerIDWithName("RIP"));
    break;
  case Triple::arm:
  case Triple::thumb:
    stackPointers.insert(registerIDWithName("SP"));
    
    programCounters.insert(registerIDWithName("PC"));
    break;  
  }
}

示例#4

文件： MipsDelaySlotFiller.cpp 项目： Automatic/firmware-llvm

RegDefsUses::RegDefsUses(const TargetRegisterInfo &TRI)
    : TRI(TRI), Defs(TRI.getNumRegs(), false), Uses(TRI.getNumRegs(), false) {}