user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<__itoa>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0xa8,%rsp
  mov    %edi,-0x94(%rbp)
  mov    %rsi,-0xa0(%rbp)
  mov    %edx,-0x98(%rbp)
  mov    %ecx,-0xa4(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x18(%rbp)
  xor    %eax,%eax
  mov    %rsp,%rax
  mov    %rax,%rbx
  movl   $0x0,-0x84(%rbp)
  movl   $0x0,-0x80(%rbp)
  movl   $0x0,-0x7c(%rbp)
  movl   $0x0,-0x78(%rbp)
  mov    -0xa4(%rbp),%eax
  add    $0x1,%eax
  movslq %eax,%rdx
  sub    $0x1,%rdx
  mov    %rdx,-0x60(%rbp)
  movslq %eax,%rdx
  mov    %rdx,%r10
  mov    $0x0,%r11d
  movslq %eax,%rdx
  mov    %rdx,%r8
  mov    $0x0,%r9d
  cltq
  mov    $0x10,%edx
  sub    $0x1,%rdx
  add    %rdx,%rax
  mov    $0x10,%esi
  mov    $0x0,%edx
  div    %rsi
  imul   $0x10,%rax,%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rcx
  mov    %rsp,%rdx
  sub    %rcx,%rdx
L147:
  cmp    %rdx,%rsp
  je     L2
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L147
L2:
  mov    %rax,%rdx
  and    $0xfff,%edx
  sub    %rdx,%rsp
  mov    %rax,%rdx
  and    $0xfff,%edx
  test   %rdx,%rdx
  je     L72
  and    $0xfff,%eax
  sub    $0x8,%rax
  add    %rsp,%rax
  orq    $0x0,(%rax)
L72:
  mov    %rsp,%rax
  add    $0x0,%rax
  mov    %rax,-0x58(%rbp)
  movabs $0x3736353433323130,%rax
  movabs $0x6665646362613938,%rdx
  mov    %rax,-0x50(%rbp)
  mov    %rdx,-0x48(%rbp)
  cmpq   $0x0,-0xa0(%rbp)
  je     L46
  cmpl   $0x10,-0x98(%rbp)
  jg     L46
  cmpl   $0x1,-0x98(%rbp)
  jg     L101
L46:
  mov    $0x0,%eax
  jmp    L43
L101:
  cmpl   $0x0,-0x94(%rbp)
  jne    L53
  mov    -0xa0(%rbp),%rax
  lea    D2(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  mov    -0xa0(%rbp),%rax
  jmp    L43
L53:
  mov    -0x94(%rbp),%eax
  mov    %eax,-0x84(%rbp)
  movl   $0x1f,-0x80(%rbp)
  jmp    L174
L32:
  mov    -0x80(%rbp),%edx
  mov    -0x98(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <pow@plt>
  mov    %eax,-0x78(%rbp)
  mov    -0x84(%rbp),%eax
  cltd
  idivl  -0x78(%rbp)
  mov    %eax,-0x74(%rbp)
  mov    -0x7c(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x7c(%rbp)
  mov    -0x74(%rbp),%edx
  movslq %edx,%rdx
  movzbl -0x50(%rbp,%rdx,1),%edx
  cltq
  mov    %dl,-0x40(%rbp,%rax,1)
  mov    -0x74(%rbp),%eax
  imul   -0x78(%rbp),%eax
  sub    %eax,-0x84(%rbp)
  subl   $0x1,-0x80(%rbp)
L174:
  cmpl   $0x0,-0x80(%rbp)
  jns    L32
  movl   $0x0,-0x80(%rbp)
  mov    $0x20,%eax
  sub    -0xa4(%rbp),%eax
  mov    %eax,-0x84(%rbp)
  mov    -0x84(%rbp),%eax
  mov    %eax,-0x7c(%rbp)
  jmp    L157
L144:
  mov    -0x80(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x80(%rbp)
  mov    -0x7c(%rbp),%edx
  movslq %edx,%rdx
  movzbl -0x40(%rbp,%rdx,1),%ecx
  mov    -0x58(%rbp),%rdx
  cltq
  mov    %cl,(%rdx,%rax,1)
  addl   $0x1,-0x7c(%rbp)
L157:
  cmpl   $0x1f,-0x7c(%rbp)
  jle    L144
  mov    -0x58(%rbp),%rdx
  mov    -0xa4(%rbp),%eax
  cltq
  movb   $0x0,(%rdx,%rax,1)
  mov    -0x58(%rbp),%rax
  mov    %rax,-0x68(%rbp)
  mov    -0x68(%rbp),%rax
  mov    %rax,-0x70(%rbp)
  jmp    L116
L118:
  mov    -0x70(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x30,%al
  je     L151
  mov    -0x70(%rbp),%rax
  mov    %rax,-0x68(%rbp)
  jmp    L27
L151:
  addq   $0x1,-0x70(%rbp)
L116:
  mov    -0x70(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L118
L27:
  mov    -0x68(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  lea    0x1(%rax),%rdx
  mov    -0x68(%rbp),%rcx
  mov    -0xa0(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcpy@plt>
  mov    -0xa0(%rbp),%rax
L43:
  mov    %rbx,%rsp
  mov    -0x18(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L125
  call   <__stack_chk_fail@plt>
L125:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: data_tag: D2
data_type: string

tool: D2: 0

assistant: ```c
char *__itoa(int val, char *result, int base, int nbrNum) {
  int j = 0;
  int i = 0;
  int k = 0;
  int l = 0;
  int temp;
  char *p, *p2;
  char res[32];
  char res2[nbrNum + 1];
  char cList[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
  if (result == NULL || base > 16 || base < 2)
    return NULL;
  if (0 == val) {
    strcpy(result, "0");
    return result;
  }
  j = val;
  i = 31;
  while (i >= 0) {
    l = pow(base, i);
    temp = (int)j / l;
    res[k++] = cList[temp];
    j -= temp * l;
    i--;
  }
  i = 0;
  j = 31 - (nbrNum - 1);
  for (k = j; k < 32; k++) {
    res2[i++] = res[k];
  }
  res2[nbrNum] = '\0';
  p = p2 = res2;
  while (*p) {
    if (*p != '0') {
      p2 = p;
      break;
    }
    p++;
  }
  memcpy(result, p2, strlen(p2) + 1);
  return result;
}
```