xref: /aosp_15_r20/system/unwinding/libunwindstack/include/unwindstack/MachineX86_64.h (revision eb293b8f56ee8303637c5595cfcdeef8039e85c6)

/*
 * Copyright (C) 2017 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.
 */

#pragma once

#include <stdint.h>

namespace unwindstack {

// Matches the numbers for the registers as generated by compilers.
// If this is changed, then unwinding will fail.
enum X86_64Reg : uint16_t {
  X86_64_REG_RAX = 0,
  X86_64_REG_RDX = 1,
  X86_64_REG_RCX = 2,
  X86_64_REG_RBX = 3,
  X86_64_REG_RSI = 4,
  X86_64_REG_RDI = 5,
  X86_64_REG_RBP = 6,
  X86_64_REG_RSP = 7,
  X86_64_REG_R8 = 8,
  X86_64_REG_R9 = 9,
  X86_64_REG_R10 = 10,
  X86_64_REG_R11 = 11,
  X86_64_REG_R12 = 12,
  X86_64_REG_R13 = 13,
  X86_64_REG_R14 = 14,
  X86_64_REG_R15 = 15,
  X86_64_REG_RIP = 16,
  X86_64_REG_LAST,

  X86_64_REG_SP = X86_64_REG_RSP,
  X86_64_REG_PC = X86_64_REG_RIP,
};

}  // namespace unwindstack