예제 #1
0
파일: MIRPrinter.cpp 프로젝트: CIB/llvm
void MIPrinter::print(const MCCFIInstruction &CFI,
                      const TargetRegisterInfo *TRI) {
  switch (CFI.getOperation()) {
  case MCCFIInstruction::OpOffset:
    OS << ".cfi_offset ";
    if (CFI.getLabel())
      OS << "<mcsymbol> ";
    printCFIRegister(CFI.getRegister(), OS, TRI);
    OS << ", " << CFI.getOffset();
    break;
  case MCCFIInstruction::OpDefCfaRegister:
    OS << ".cfi_def_cfa_register ";
    if (CFI.getLabel())
      OS << "<mcsymbol> ";
    printCFIRegister(CFI.getRegister(), OS, TRI);
    break;
  case MCCFIInstruction::OpDefCfaOffset:
    OS << ".cfi_def_cfa_offset ";
    if (CFI.getLabel())
      OS << "<mcsymbol> ";
    OS << CFI.getOffset();
    break;
  case MCCFIInstruction::OpDefCfa:
    OS << ".cfi_def_cfa ";
    if (CFI.getLabel())
      OS << "<mcsymbol> ";
    printCFIRegister(CFI.getRegister(), OS, TRI);
    OS << ", " << CFI.getOffset();
    break;
  default:
    // TODO: Print the other CFI Operations.
    OS << "<unserializable cfi operation>";
    break;
  }
}
예제 #2
0
static void printCFI(raw_ostream &OS, const MCCFIInstruction &CFI,
                     const TargetRegisterInfo *TRI) {
  switch (CFI.getOperation()) {
  case MCCFIInstruction::OpSameValue:
    OS << "same_value ";
    if (MCSymbol *Label = CFI.getLabel())
      MachineOperand::printSymbol(OS, *Label);
    printCFIRegister(CFI.getRegister(), OS, TRI);
    break;
  case MCCFIInstruction::OpRememberState:
    OS << "remember_state ";
    if (MCSymbol *Label = CFI.getLabel())
      MachineOperand::printSymbol(OS, *Label);
    break;
  case MCCFIInstruction::OpRestoreState:
    OS << "restore_state ";
    if (MCSymbol *Label = CFI.getLabel())
      MachineOperand::printSymbol(OS, *Label);
    break;
  case MCCFIInstruction::OpOffset:
    OS << "offset ";
    if (MCSymbol *Label = CFI.getLabel())
      MachineOperand::printSymbol(OS, *Label);
    printCFIRegister(CFI.getRegister(), OS, TRI);
    OS << ", " << CFI.getOffset();
    break;
  case MCCFIInstruction::OpDefCfaRegister:
    OS << "def_cfa_register ";
    if (MCSymbol *Label = CFI.getLabel())
      MachineOperand::printSymbol(OS, *Label);
    printCFIRegister(CFI.getRegister(), OS, TRI);
    break;
  case MCCFIInstruction::OpDefCfaOffset:
    OS << "def_cfa_offset ";
    if (MCSymbol *Label = CFI.getLabel())
      MachineOperand::printSymbol(OS, *Label);
    OS << CFI.getOffset();
    break;
  case MCCFIInstruction::OpDefCfa:
    OS << "def_cfa ";
    if (MCSymbol *Label = CFI.getLabel())
      MachineOperand::printSymbol(OS, *Label);
    printCFIRegister(CFI.getRegister(), OS, TRI);
    OS << ", " << CFI.getOffset();
    break;
  case MCCFIInstruction::OpRelOffset:
    OS << "rel_offset ";
    if (MCSymbol *Label = CFI.getLabel())
      MachineOperand::printSymbol(OS, *Label);
    printCFIRegister(CFI.getRegister(), OS, TRI);
    OS << ", " << CFI.getOffset();
    break;
  case MCCFIInstruction::OpAdjustCfaOffset:
    OS << "adjust_cfa_offset ";
    if (MCSymbol *Label = CFI.getLabel())
      MachineOperand::printSymbol(OS, *Label);
    OS << CFI.getOffset();
    break;
  case MCCFIInstruction::OpRestore:
    OS << "restore ";
    if (MCSymbol *Label = CFI.getLabel())
      MachineOperand::printSymbol(OS, *Label);
    printCFIRegister(CFI.getRegister(), OS, TRI);
    break;
  case MCCFIInstruction::OpEscape: {
    OS << "escape ";
    if (MCSymbol *Label = CFI.getLabel())
      MachineOperand::printSymbol(OS, *Label);
    if (!CFI.getValues().empty()) {
      size_t e = CFI.getValues().size() - 1;
      for (size_t i = 0; i < e; ++i)
        OS << format("0x%02x", uint8_t(CFI.getValues()[i])) << ", ";
      OS << format("0x%02x", uint8_t(CFI.getValues()[e])) << ", ";
    }
    break;
  }
  case MCCFIInstruction::OpUndefined:
    OS << "undefined ";
    if (MCSymbol *Label = CFI.getLabel())
      MachineOperand::printSymbol(OS, *Label);
    printCFIRegister(CFI.getRegister(), OS, TRI);
    break;
  case MCCFIInstruction::OpRegister:
    OS << "register ";
    if (MCSymbol *Label = CFI.getLabel())
      MachineOperand::printSymbol(OS, *Label);
    printCFIRegister(CFI.getRegister(), OS, TRI);
    OS << ", ";
    printCFIRegister(CFI.getRegister2(), OS, TRI);
    break;
  case MCCFIInstruction::OpWindowSave:
    OS << "window_save ";
    if (MCSymbol *Label = CFI.getLabel())
      MachineOperand::printSymbol(OS, *Label);
    break;
  case MCCFIInstruction::OpNegateRAState:
    OS << "negate_ra_sign_state ";
    if (MCSymbol *Label = CFI.getLabel())
      MachineOperand::printSymbol(OS, *Label);
    break;
  default:
    // TODO: Print the other CFI Operations.
    OS << "<unserializable cfi directive>";
    break;
  }
}