user: 下面的汇编指令对应的C源代码是什么:

```asm
<decode_refalt_rev>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x48,%rsp
  mov    %edi,-0x24(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    %rcx,-0x40(%rbp)
  mov    %r8,-0x48(%rbp)
  mov    -0x24(%rbp),%eax
  sar    $0x1b,%eax
  cltq
  and    $0xf,%eax
  mov    %rax,%rdx
  mov    -0x38(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x24(%rbp),%eax
  sar    $0x17,%eax
  cltq
  and    $0xf,%eax
  mov    %rax,%rdx
  mov    -0x48(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x38(%rbp),%rax
  mov    (%rax),%rax
  cmp    $0xa,%rax
  ja     L5
  lea    0x0(,%rax,4),%rdx
  lea    D37(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  cltq
  lea    D37(%rip),%rdx
  add    %rdx,%rax
  notrack jmp *%rax
  mov    -0x30(%rbp),%rax
  lea    0x9(%rax),%rbx
  mov    -0x24(%rbp),%eax
  mov    $0x3,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    %al,(%rbx)
  mov    -0x30(%rbp),%rax
  lea    0x8(%rax),%rbx
  mov    -0x24(%rbp),%eax
  mov    $0x5,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    %al,(%rbx)
  mov    -0x30(%rbp),%rax
  lea    0x7(%rax),%rbx
  mov    -0x24(%rbp),%eax
  mov    $0x7,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    %al,(%rbx)
  mov    -0x30(%rbp),%rax
  lea    0x6(%rax),%rbx
  mov    -0x24(%rbp),%eax
  mov    $0x9,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    %al,(%rbx)
  mov    -0x30(%rbp),%rax
  lea    0x5(%rax),%rbx
  mov    -0x24(%rbp),%eax
  mov    $0xb,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    %al,(%rbx)
  mov    -0x30(%rbp),%rax
  lea    0x4(%rax),%rbx
  mov    -0x24(%rbp),%eax
  mov    $0xd,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    %al,(%rbx)
  mov    -0x30(%rbp),%rax
  lea    0x3(%rax),%rbx
  mov    -0x24(%rbp),%eax
  mov    $0xf,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    %al,(%rbx)
  mov    -0x30(%rbp),%rax
  lea    0x2(%rax),%rbx
  mov    -0x24(%rbp),%eax
  mov    $0x11,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    %al,(%rbx)
  mov    -0x30(%rbp),%rax
  lea    0x1(%rax),%rbx
  mov    -0x24(%rbp),%eax
  mov    $0x13,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    %al,(%rbx)
  mov    -0x24(%rbp),%eax
  mov    $0x15,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    -0x30(%rbp),%rdx
  mov    %al,(%rdx)
L5:
  mov    -0x38(%rbp),%rax
  mov    (%rax),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x38(%rbp),%rax
  mov    (%rax),%rax
  lea    (%rax,%rax,1),%edx
  mov    $0x17,%eax
  sub    %edx,%eax
  mov    %eax,-0x14(%rbp)
  mov    -0x48(%rbp),%rax
  mov    (%rax),%rax
  cmp    $0xa,%rax
  ja     L16
  lea    0x0(,%rax,4),%rdx
  lea    D31(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  cltq
  lea    D31(%rip),%rdx
  add    %rdx,%rax
  notrack jmp *%rax
  mov    -0x14(%rbp),%eax
  lea    -0x14(%rax),%edx
  mov    -0x40(%rbp),%rax
  lea    0x9(%rax),%rbx
  mov    -0x24(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    %al,(%rbx)
  mov    -0x14(%rbp),%eax
  lea    -0x12(%rax),%edx
  mov    -0x40(%rbp),%rax
  lea    0x8(%rax),%rbx
  mov    -0x24(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    %al,(%rbx)
  mov    -0x14(%rbp),%eax
  lea    -0x10(%rax),%edx
  mov    -0x40(%rbp),%rax
  lea    0x7(%rax),%rbx
  mov    -0x24(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    %al,(%rbx)
  mov    -0x14(%rbp),%eax
  lea    -0xe(%rax),%edx
  mov    -0x40(%rbp),%rax
  lea    0x6(%rax),%rbx
  mov    -0x24(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    %al,(%rbx)
  mov    -0x14(%rbp),%eax
  lea    -0xc(%rax),%edx
  mov    -0x40(%rbp),%rax
  lea    0x5(%rax),%rbx
  mov    -0x24(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    %al,(%rbx)
  mov    -0x14(%rbp),%eax
  lea    -0xa(%rax),%edx
  mov    -0x40(%rbp),%rax
  lea    0x4(%rax),%rbx
  mov    -0x24(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    %al,(%rbx)
  mov    -0x14(%rbp),%eax
  lea    -0x8(%rax),%edx
  mov    -0x40(%rbp),%rax
  lea    0x3(%rax),%rbx
  mov    -0x24(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    %al,(%rbx)
  mov    -0x14(%rbp),%eax
  lea    -0x6(%rax),%edx
  mov    -0x40(%rbp),%rax
  lea    0x2(%rax),%rbx
  mov    -0x24(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    %al,(%rbx)
  mov    -0x14(%rbp),%eax
  lea    -0x4(%rax),%edx
  mov    -0x40(%rbp),%rax
  lea    0x1(%rax),%rbx
  mov    -0x24(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    %al,(%rbx)
  mov    -0x14(%rbp),%eax
  lea    -0x2(%rax),%edx
  mov    -0x24(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <decode_base@plt>
  mov    -0x40(%rbp),%rdx
  mov    %al,(%rdx)
L16:
  mov    -0x48(%rbp),%rax
  mov    (%rax),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x38(%rbp),%rax
  mov    (%rax),%rdx
  mov    -0x48(%rbp),%rax
  mov    (%rax),%rax
  add    %rdx,%rax
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
size_t decode_refalt_rev(uint32_t code, char *ref, size_t *sizeref, char *alt, size_t *sizealt) {
  *sizeref = (size_t)((code & 0x78000000) >> 27);
  *sizealt = (size_t)((code & 0x07800000) >> 23);
  switch (*sizeref) {
  case 10:
    ref[9] = decode_base(code, (3 + (2 * 0)));
  case 9:
    ref[8] = decode_base(code, (3 + (2 * 1)));
  case 8:
    ref[7] = decode_base(code, (3 + (2 * 2)));
  case 7:
    ref[6] = decode_base(code, (3 + (2 * 3)));
  case 6:
    ref[5] = decode_base(code, (3 + (2 * 4)));
  case 5:
    ref[4] = decode_base(code, (3 + (2 * 5)));
  case 4:
    ref[3] = decode_base(code, (3 + (2 * 6)));
  case 3:
    ref[2] = decode_base(code, (3 + (2 * 7)));
  case 2:
    ref[1] = decode_base(code, (3 + (2 * 8)));
  case 1:
    ref[0] = decode_base(code, (3 + (2 * 9)));
  }
  ref[*sizeref] = 0;
  uint8_t bitpos = (23 - ((*sizeref) << 1));
  switch (*sizealt) {
  case 10:
    alt[9] = decode_base(code, bitpos - (2 * 10));
  case 9:
    alt[8] = decode_base(code, bitpos - (2 * 9));
  case 8:
    alt[7] = decode_base(code, bitpos - (2 * 8));
  case 7:
    alt[6] = decode_base(code, bitpos - (2 * 7));
  case 6:
    alt[5] = decode_base(code, bitpos - (2 * 6));
  case 5:
    alt[4] = decode_base(code, bitpos - (2 * 5));
  case 4:
    alt[3] = decode_base(code, bitpos - (2 * 4));
  case 3:
    alt[2] = decode_base(code, bitpos - (2 * 3));
  case 2:
    alt[1] = decode_base(code, bitpos - (2 * 2));
  case 1:
    alt[0] = decode_base(code, bitpos - (2 * 1));
  }
  alt[*sizealt] = 0;
  return (*sizeref + *sizealt);
}
```