user: Translate the below assembly code into C programming language:

```asm
<fnFibonacci>:
  endbr64
  mov    %edi,%r10d
  test   %edi,%edi
  je     L327
  cmp    $0x1,%edi
  je     L327
  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)
L466:
  mov    0x8(%rsp),%edi
  mov    %edi,%eax
  add    $0x1,%eax
  je     L221
  cmp    $0x1,%eax
  je     L455
  lea    -0x1(%rdi),%eax
  xor    %r8d,%r8d
  mov    %eax,0x4(%rsp)
  mov    %r8d,0x14(%rsp)
L231:
  mov    0x4(%rsp),%edi
  mov    %edi,%eax
  add    $0x1,%eax
  je     L213
  cmp    $0x1,%eax
  je     L230
  lea    -0x1(%rdi),%eax
  xor    %ecx,%ecx
  mov    %eax,0xc(%rsp)
  mov    %ecx,0x18(%rsp)
L348:
  mov    0xc(%rsp),%edi
  mov    %edi,%eax
  add    $0x1,%eax
  je     L343
  cmp    $0x1,%eax
  je     L482
  xor    %ecx,%ecx
  lea    -0x1(%rdi),%r8d
  mov    %ecx,0x1c(%rsp)
  mov    %r8d,%ecx
L337:
  mov    %ecx,%eax
  add    $0x1,%eax
  je     L216
  cmp    $0x1,%eax
  je     L24
  xor    %esi,%esi
  mov    %ecx,0x20(%rsp)
  lea    -0x1(%rcx),%r9d
  mov    %esi,(%rsp)
  mov    %r9d,%r15d
L292:
  mov    %r15d,%eax
  add    $0x1,%eax
  je     L186
  cmp    $0x1,%eax
  je     L339
  lea    -0x1(%r15),%r12d
  xor    %ecx,%ecx
  mov    %r15d,%esi
L239:
  mov    %r12d,%eax
  add    $0x1,%eax
  je     L524
  cmp    $0x1,%eax
  je     L328
  xor    %ebx,%ebx
  lea    -0x1(%r12),%ebp
  mov    %r12d,%edx
  mov    %ebx,%r12d
L262:
  mov    %ebp,%eax
  add    $0x1,%eax
  je     L342
  cmp    $0x1,%eax
  je     L325
  mov    %ebp,%eax
  lea    -0x1(%rbp),%ebx
  xor    %r14d,%r14d
  mov    %ecx,%ebp
  mov    %eax,%ecx
L169:
  mov    %ebx,%r13d
  add    $0x1,%r13d
  je     L412
  cmp    $0x1,%r13d
  je     L386
  mov    %ebx,0x24(%rsp)
  xor    %r15d,%r15d
  mov    %esi,%ebx
L113:
  lea    -0x1(%r13),%edi
  mov    %ecx,0x2c(%rsp)
  mov    %edx,0x28(%rsp)
  call   <fnFibonacci>
  mov    0x28(%rsp),%edx
  mov    0x2c(%rsp),%ecx
  add    %eax,%r15d
  sub    $0x2,%r13d
  je     L260
  cmp    $0x1,%r13d
  jne    L113
  mov    %ebx,%esi
  mov    0x24(%rsp),%ebx
  add    $0x1,%r15d
L376:
  add    %r15d,%r14d
  test   %ebx,%ebx
  je     L491
  cmp    $0x1,%ebx
  jne    L412
L386:
  mov    %ecx,%eax
  add    $0x1,%r14d
  mov    %ebp,%ecx
  mov    %eax,%ebp
  add    %r14d,%r12d
  test   %ebp,%ebp
  je     L457
L309:
  cmp    $0x1,%ebp
  jne    L342
L325:
  mov    %r12d,%ebx
  mov    %edx,%r12d
  add    $0x1,%ebx
L303:
  add    %ebx,%ecx
  test   %r12d,%r12d
  jne    L452
  mov    %esi,%r15d
  mov    %ecx,%r14d
  add    %r14d,(%rsp)
  mov    (%rsp),%esi
  test   %r15d,%r15d
  jne    L319
L25:
  mov    0x20(%rsp),%ecx
  add    %esi,0x1c(%rsp)
  test   %ecx,%ecx
  je     L42
L419:
  cmp    $0x1,%ecx
  je     L24
L216:
  sub    $0x2,%ecx
  jmp    L337
L342:
  sub    $0x2,%ebp
  jmp    L262
L452:
  cmp    $0x1,%r12d
  jne    L524
L328:
  mov    %ecx,%r14d
  mov    %esi,%r15d
  add    $0x1,%r14d
  add    %r14d,(%rsp)
  mov    (%rsp),%esi
  test   %r15d,%r15d
  je     L25
L319:
  cmp    $0x1,%r15d
  je     L339
L186:
  sub    $0x2,%r15d
  jmp    L292
L524:
  sub    $0x2,%r12d
  jmp    L239
L491:
  mov    %ecx,%eax
  mov    %ebp,%ecx
  add    %r14d,%r12d
  mov    %eax,%ebp
  test   %ebp,%ebp
  jne    L309
L457:
  mov    %r12d,%ebx
  mov    %edx,%r12d
  jmp    L303
  nopl   (%rax)
L260:
  mov    %ebx,%esi
  mov    0x24(%rsp),%ebx
  jmp    L376
L339:
  mov    (%rsp),%esi
  mov    0x20(%rsp),%ecx
  add    $0x1,%esi
  add    %esi,0x1c(%rsp)
  test   %ecx,%ecx
  jne    L419
L42:
  mov    0x1c(%rsp),%ecx
  add    %ecx,0x18(%rsp)
  mov    0xc(%rsp),%ecx
  test   %ecx,%ecx
  jne    L38
L177:
  mov    0x4(%rsp),%edx
  mov    0x18(%rsp),%ecx
  add    %ecx,0x14(%rsp)
  test   %edx,%edx
  jne    L447
L130:
  mov    0x14(%rsp),%r8d
  jmp    L516
L412:
  sub    $0x2,%ebx
  jmp    L169
L24:
  mov    0x1c(%rsp),%ecx
  add    $0x1,%ecx
  add    %ecx,0x18(%rsp)
  mov    0xc(%rsp),%ecx
  test   %ecx,%ecx
  je     L177
L38:
  cmpl   $0x1,0xc(%rsp)
  je     L482
L343:
  subl   $0x2,0xc(%rsp)
  jmp    L348
L482:
  mov    0x18(%rsp),%ecx
  mov    0x4(%rsp),%edx
  add    $0x1,%ecx
  add    %ecx,0x14(%rsp)
  test   %edx,%edx
  je     L130
L447:
  cmpl   $0x1,0x4(%rsp)
  je     L230
L213:
  subl   $0x2,0x4(%rsp)
  jmp    L231
L230:
  mov    0x14(%rsp),%r8d
  add    $0x1,%r8d
L516:
  mov    0x8(%rsp),%eax
  add    %r8d,0x10(%rsp)
  test   %eax,%eax
  je     L392
  cmpl   $0x1,0x8(%rsp)
  jne    L221
L455:
  mov    0x10(%rsp),%r10d
  add    $0x1,%r10d
L125:
  add    $0x38,%rsp
  mov    %r10d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L221:
  subl   $0x2,0x8(%rsp)
  jmp    L466
L327:
  mov    %r10d,%eax
  ret
L392:
  mov    0x10(%rsp),%r10d
  jmp    L125
```

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