disassembler/disassembler_arm.h

/*
 * Copyright (C) 2012 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef ART_DISASSEMBLER_DISASSEMBLER_ARM_H_
#define ART_DISASSEMBLER_DISASSEMBLER_ARM_H_

#include <memory>
#include <sstream>

#include "base/macros.h"
#include "disassembler.h"

namespace art {
namespace arm {

class DisassemblerArm final : public Disassembler {
  class CustomDisassembler;

 public:
  explicit DisassemblerArm(DisassemblerOptions* options);
  ~DisassemblerArm();

  size_t Dump(std::ostream& os, const uint8_t* begin) override;
  void Dump(std::ostream& os, const uint8_t* begin, const uint8_t* end) override;

 private:
  uintptr_t GetPc(uintptr_t instr_ptr) const {
    return GetDisassemblerOptions()->absolute_addresses_
        ? instr_ptr
        : instr_ptr - reinterpret_cast<uintptr_t>(GetDisassemblerOptions()->base_address_);
  }

  std::ostringstream output_;
  std::unique_ptr<CustomDisassembler> disasm_;

  DISALLOW_COPY_AND_ASSIGN(DisassemblerArm);
};

}  // namespace arm
}  // namespace art

#endif  // ART_DISASSEMBLER_DISASSEMBLER_ARM_H_