asm/aarch64/operands/Memory.hpp

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/* Copyright 2022 - 2026 R. Thomas
 *
 * 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 LIEF_ASM_AARCH64_OPERAND_MEMORY_H
#define LIEF_ASM_AARCH64_OPERAND_MEMORY_H
#include "LIEF/asm/aarch64/Operand.hpp"
#include "LIEF/asm/aarch64/registers.hpp"
 
 
namespace LIEF::assembly::aarch64::operands {

class LIEF_API Memory : public Operand {
  public:
  using Operand::Operand;
 
  enum class SHIFT : int32_t {
    UNKNOWN = 0,
    LSL,
    UXTX,
    UXTW,
    SXTX,
    SXTW,
  };

  struct shift_info_t {
    SHIFT type = SHIFT::UNKNOWN;
    int8_t value = -1;
  };

  struct offset_t {
    enum class TYPE {
      NONE = 0,
      REG,
      DISP,
    };
 
    union {
      REG reg;

      int64_t displacement = 0;
    };
    TYPE type = TYPE::NONE;
  };

  REG base() const;

  offset_t offset() const;

  shift_info_t shift() const;
 
  static bool classof(const Operand* op);
 
  ~Memory() override = default;
};
}
 
 
#endif