user: 下面的汇编指令对应的C源代码是什么:

```asm
<Fibonacci>:
  endbr64
  mov    %edi,%r10d
  test   %edi,%edi
  je     L221
  cmp    $0x1,%edi
  je     L221
  push   %r15
  lea    -0x2(%rdi),%eax
  xor    %r10d,%r10d
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %eax,0x8(%rsp)
  mov    %r10d,0x10(%rsp)
L122:
  mov    0x8(%rsp),%edi
  mov    %edi,%eax
  add    $0x1,%eax
  je     L463
  cmp    $0x1,%eax
  je     L333
  lea    -0x1(%rdi),%eax
  xor    %r8d,%r8d
  mov    %eax,0x4(%rsp)
  mov    %r8d,0x14(%rsp)
L429:
  mov    0x4(%rsp),%edi
  mov    %edi,%eax
  add    $0x1,%eax
  je     L493
  cmp    $0x1,%eax
  je     L116
  lea    -0x1(%rdi),%eax
  xor    %ecx,%ecx
  mov    %eax,0xc(%rsp)
  mov    %ecx,0x18(%rsp)
L42:
  mov    0xc(%rsp),%edi
  mov    %edi,%eax
  add    $0x1,%eax
  je     L379
  cmp    $0x1,%eax
  je     L29
  xor    %ecx,%ecx
  lea    -0x1(%rdi),%r8d
  mov    %ecx,0x1c(%rsp)
  mov    %r8d,%ecx
L363:
  mov    %ecx,%eax
  add    $0x1,%eax
  je     L462
  cmp    $0x1,%eax
  je     L507
  xor    %esi,%esi
  mov    %ecx,0x20(%rsp)
  lea    -0x1(%rcx),%r9d
  mov    %esi,(%rsp)
  mov    %r9d,%r15d
L344:
  mov    %r15d,%eax
  add    $0x1,%eax
  je     L77
  cmp    $0x1,%eax
  je     L395
  lea    -0x1(%r15),%r12d
  xor    %ecx,%ecx
  mov    %r15d,%esi
L411:
  mov    %r12d,%eax
  add    $0x1,%eax
  je     L367
  cmp    $0x1,%eax
  je     L486
  xor    %ebx,%ebx
  lea    -0x1(%r12),%ebp
  mov    %r12d,%edx
  mov    %ebx,%r12d
L353:
  mov    %ebp,%eax
  add    $0x1,%eax
  je     L369
  cmp    $0x1,%eax
  je     L142
  mov    %ebp,%eax
  lea    -0x1(%rbp),%ebx
  xor    %r14d,%r14d
  mov    %ecx,%ebp
  mov    %eax,%ecx
L494:
  mov    %ebx,%r13d
  add    $0x1,%r13d
  je     L324
  cmp    $0x1,%r13d
  je     L478
  mov    %ebx,0x24(%rsp)
  xor    %r15d,%r15d
  mov    %esi,%ebx
L268:
  lea    -0x1(%r13),%edi
  mov    %ecx,0x2c(%rsp)
  mov    %edx,0x28(%rsp)
  call   <Fibonacci>
  mov    0x28(%rsp),%edx
  mov    0x2c(%rsp),%ecx
  add    %eax,%r15d
  sub    $0x2,%r13d
  je     L166
  cmp    $0x1,%r13d
  jne    L268
  mov    %ebx,%esi
  mov    0x24(%rsp),%ebx
  add    $0x1,%r15d
L374:
  add    %r15d,%r14d
  test   %ebx,%ebx
  je     L304
  cmp    $0x1,%ebx
  jne    L324
L478:
  mov    %ecx,%eax
  add    $0x1,%r14d
  mov    %ebp,%ecx
  mov    %eax,%ebp
  add    %r14d,%r12d
  test   %ebp,%ebp
  je     L409
L205:
  cmp    $0x1,%ebp
  jne    L369
L142:
  mov    %r12d,%ebx
  mov    %edx,%r12d
  add    $0x1,%ebx
L291:
  add    %ebx,%ecx
  test   %r12d,%r12d
  jne    L147
  mov    %esi,%r15d
  mov    %ecx,%r14d
  add    %r14d,(%rsp)
  mov    (%rsp),%esi
  test   %r15d,%r15d
  jne    L248
L417:
  mov    0x20(%rsp),%ecx
  add    %esi,0x1c(%rsp)
  test   %ecx,%ecx
  je     L26
L49:
  cmp    $0x1,%ecx
  je     L507
L462:
  sub    $0x2,%ecx
  jmp    L363
L369:
  sub    $0x2,%ebp
  jmp    L353
L147:
  cmp    $0x1,%r12d
  jne    L367
L486:
  mov    %ecx,%r14d
  mov    %esi,%r15d
  add    $0x1,%r14d
  add    %r14d,(%rsp)
  mov    (%rsp),%esi
  test   %r15d,%r15d
  je     L417
L248:
  cmp    $0x1,%r15d
  je     L395
L77:
  sub    $0x2,%r15d
  jmp    L344
L367:
  sub    $0x2,%r12d
  jmp    L411
L304:
  mov    %ecx,%eax
  mov    %ebp,%ecx
  add    %r14d,%r12d
  mov    %eax,%ebp
  test   %ebp,%ebp
  jne    L205
L409:
  mov    %r12d,%ebx
  mov    %edx,%r12d
  jmp    L291
  nopl   (%rax)
L166:
  mov    %ebx,%esi
  mov    0x24(%rsp),%ebx
  jmp    L374
L395:
  mov    (%rsp),%esi
  mov    0x20(%rsp),%ecx
  add    $0x1,%esi
  add    %esi,0x1c(%rsp)
  test   %ecx,%ecx
  jne    L49
L26:
  mov    0x1c(%rsp),%ecx
  add    %ecx,0x18(%rsp)
  mov    0xc(%rsp),%ecx
  test   %ecx,%ecx
  jne    L124
L502:
  mov    0x4(%rsp),%edx
  mov    0x18(%rsp),%ecx
  add    %ecx,0x14(%rsp)
  test   %edx,%edx
  jne    L432
L180:
  mov    0x14(%rsp),%r8d
  jmp    L280
L324:
  sub    $0x2,%ebx
  jmp    L494
L507:
  mov    0x1c(%rsp),%ecx
  add    $0x1,%ecx
  add    %ecx,0x18(%rsp)
  mov    0xc(%rsp),%ecx
  test   %ecx,%ecx
  je     L502
L124:
  cmpl   $0x1,0xc(%rsp)
  je     L29
L379:
  subl   $0x2,0xc(%rsp)
  jmp    L42
L29:
  mov    0x18(%rsp),%ecx
  mov    0x4(%rsp),%edx
  add    $0x1,%ecx
  add    %ecx,0x14(%rsp)
  test   %edx,%edx
  je     L180
L432:
  cmpl   $0x1,0x4(%rsp)
  je     L116
L493:
  subl   $0x2,0x4(%rsp)
  jmp    L429
L116:
  mov    0x14(%rsp),%r8d
  add    $0x1,%r8d
L280:
  mov    0x8(%rsp),%eax
  add    %r8d,0x10(%rsp)
  test   %eax,%eax
  je     L320
  cmpl   $0x1,0x8(%rsp)
  jne    L463
L333:
  mov    0x10(%rsp),%r10d
  add    $0x1,%r10d
L217:
  add    $0x38,%rsp
  mov    %r10d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L463:
  subl   $0x2,0x8(%rsp)
  jmp    L122
L221:
  mov    %r10d,%eax
  ret
L320:
  mov    0x10(%rsp),%r10d
  jmp    L217
```

assistant: ```c
int Fibonacci(int n) {
  if (n == 0)
    return 0;
  else if (n == 1)
    return 1;
  else
    return (Fibonacci(n - 1) + Fibonacci(n - 2));
}
```