instruction.h

/*
Copyright 2021 Google LLC

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

https ://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 INSTRUCTION_H
#define INSTRUCTION_H

#ifdef ARM64
#include "third_party/reil/reil/aarch64/decoder.h"
#else
extern "C" {
  #include "xed/xed-interface.h"
}
typedef struct xed_decoded_inst_s xed_decoded_inst_t;
#endif

enum InstructionClass {
  INVALID = 0,
  RET,
  IJUMP,
  ICALL,
  OTHER,
};

struct Instruction {
  size_t address;
  size_t length;
  bool bbend;
  InstructionClass iclass;

#ifdef ARM64
  reil::aarch64::decoder::Instruction instr;
#else
  xed_decoded_inst_t xedd;
#endif
  Instruction()
      : address(0),
        length(0),
        bbend(false),
        iclass(InstructionClass::INVALID),
#ifdef ARM64
        instr({})
#else
        xedd({})
#endif
  {}
};

#endif  // INSTRUCTION_H