user: 这段汇编代码用C语言表示是什么样的：

```asm
<do_dup2>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %edi,-0x34(%rbp)
  mov    %esi,-0x38(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x18(%rbp)
  xor    %eax,%eax
  mov    %rsp,%rax
  mov    %rax,%rbx
  movl   $0xffffffff,-0x2c(%rbp)
  mov    -0x38(%rbp),%eax
  movslq %eax,%rdx
  sub    $0x1,%rdx
  mov    %rdx,-0x28(%rbp)
  movslq %eax,%rdx
  mov    %rdx,%r10
  mov    $0x0,%r11d
  movslq %eax,%rdx
  mov    %rdx,%r8
  mov    $0x0,%r9d
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    $0x10,%eax
  sub    $0x1,%rax
  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
L1:
  cmp    %rdx,%rsp
  je     L102
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L1
L102:
  mov    %rax,%rdx
  and    $0xfff,%edx
  sub    %rdx,%rsp
  mov    %rax,%rdx
  and    $0xfff,%edx
  test   %rdx,%rdx
  je     L63
  and    $0xfff,%eax
  sub    $0x8,%rax
  add    %rsp,%rax
  orq    $0x0,(%rax)
L63:
  mov    %rsp,%rax
  add    $0x3,%rax
  shr    $0x2,%rax
  shl    $0x2,%rax
  mov    %rax,-0x20(%rbp)
  movl   $0x0,-0x30(%rbp)
  jmp    L131
L153:
  mov    -0x20(%rbp),%rax
  mov    -0x30(%rbp),%edx
  movslq %edx,%rdx
  movl   $0xfffffffe,(%rax,%rdx,4)
  addl   $0x1,-0x30(%rbp)
L131:
  mov    -0x30(%rbp),%eax
  cmp    -0x38(%rbp),%eax
  jle    L153
  lea    D7(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  movl   $0x0,-0x30(%rbp)
  jmp    L59
L74:
  mov    -0x34(%rbp),%eax
  mov    %eax,%edi
  call   <dup@plt>
  mov    -0x20(%rbp),%rdx
  mov    -0x30(%rbp),%ecx
  movslq %ecx,%rcx
  mov    %eax,(%rdx,%rcx,4)
  mov    -0x20(%rbp),%rax
  mov    -0x30(%rbp),%edx
  movslq %edx,%rdx
  mov    (%rax,%rdx,4),%edx
  mov    -0x30(%rbp),%eax
  mov    %eax,%esi
  lea    D35(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x20(%rbp),%rax
  mov    -0x30(%rbp),%edx
  movslq %edx,%rdx
  mov    (%rax,%rdx,4),%eax
  cmp    $0xffffffff,%eax
  jne    L97
  lea    D47(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  jmp    L93
L97:
  mov    -0x20(%rbp),%rax
  mov    -0x30(%rbp),%edx
  movslq %edx,%rdx
  mov    (%rax,%rdx,4),%eax
  cmp    %eax,-0x38(%rbp)
  jne    L170
  mov    -0x30(%rbp),%eax
  mov    %eax,-0x2c(%rbp)
  jmp    L93
L170:
  addl   $0x1,-0x30(%rbp)
L59:
  mov    -0x30(%rbp),%eax
  cmp    -0x38(%rbp),%eax
  jle    L74
L93:
  lea    D11(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  cmpl   $0xffffffff,-0x2c(%rbp)
  jne    L94
  movl   $0x0,-0x30(%rbp)
  jmp    L128
L151:
  mov    -0x20(%rbp),%rax
  mov    -0x30(%rbp),%edx
  movslq %edx,%rdx
  mov    (%rax,%rdx,4),%eax
  cmp    $0xfffffffe,%eax
  je     L109
  mov    -0x20(%rbp),%rax
  mov    -0x30(%rbp),%edx
  movslq %edx,%rdx
  mov    (%rax,%rdx,4),%eax
  cmp    $0xffffffff,%eax
  je     L109
  mov    -0x20(%rbp),%rax
  mov    -0x30(%rbp),%edx
  movslq %edx,%rdx
  mov    (%rax,%rdx,4),%eax
  mov    %eax,%edi
  call   <close@plt>
  mov    -0x20(%rbp),%rax
  mov    -0x30(%rbp),%edx
  movslq %edx,%rdx
  mov    (%rax,%rdx,4),%edx
  mov    -0x30(%rbp),%eax
  mov    %eax,%esi
  lea    D54(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  addl   $0x1,-0x30(%rbp)
L128:
  mov    -0x30(%rbp),%eax
  cmp    -0x38(%rbp),%eax
  jl     L151
L109:
  mov    $0xffffffff,%eax
  jmp    L75
L94:
  movl   $0x0,-0x30(%rbp)
  jmp    L38
L176:
  mov    -0x20(%rbp),%rax
  mov    -0x30(%rbp),%edx
  movslq %edx,%rdx
  mov    (%rax,%rdx,4),%eax
  mov    %eax,%edi
  call   <close@plt>
  mov    -0x20(%rbp),%rax
  mov    -0x30(%rbp),%edx
  movslq %edx,%rdx
  mov    (%rax,%rdx,4),%edx
  mov    -0x30(%rbp),%eax
  mov    %eax,%esi
  lea    D53(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  addl   $0x1,-0x30(%rbp)
L38:
  mov    -0x30(%rbp),%eax
  cmp    -0x2c(%rbp),%eax
  jl     L176
  mov    -0x38(%rbp),%eax
L75:
  mov    %rbx,%rsp
  mov    -0x18(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L35
  call   <__stack_chk_fail@plt>
L35:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: label: D7
type_guessed: string
name: extract_symbolic_data
arguments: label: D35
type_guessed: string
name: extract_symbolic_data
arguments: label: D47
type_guessed: string
name: extract_symbolic_data
arguments: label: D11
type_guessed: string
name: extract_symbolic_data
arguments: label: D54
type_guessed: string
name: extract_symbolic_data
arguments: label: D53
type_guessed: string

tool: D7: [my_dup2]: before dup temp fds

tool: D35: [my_dup2]: index: %d, create temp fd: %d


tool: D47: [my_dup2]: dup process error!

tool: D11: 
[my_dup2]: to close temp fds

tool: D54: [my_dup2]: index: %d, del temp fd: %d


tool: D53: [my_dup2]: index: %d, temp fd: %d


assistant: ```c
int do_dup2(int src_fd, int new_fd) {
  int index, index_hit = -1, fd_array[new_fd];
  for (index = 0; index <= new_fd; index++)
    fd_array[index] = -2;
  printf("[my_dup2]: before dup temp fds\n");
  for (index = 0; index <= new_fd; index++) {
    fd_array[index] = dup(src_fd);
    printf("[my_dup2]: index: %d, create temp fd: %d\n", index, fd_array[index]);
    if (fd_array[index] == -1) {
      printf("[my_dup2]: dup process error!\n");
      break;
    } else if (fd_array[index] == new_fd) {
      index_hit = index;
      break;
    }
  }
  printf("\n[my_dup2]: to close temp fds\n");
  if (index_hit == -1) {
    for (index = 0; index < new_fd; index++) {
      if ((fd_array[index] == -2) || (fd_array[index] == -1))
        break;
      else {
        close(fd_array[index]);
        printf("[my_dup2]: index: %d, del temp fd: %d\n", index, fd_array[index]);
      }
    }
    return -1;
  } else {
    for (index = 0; index < index_hit; index++) {
      close(fd_array[index]);
      printf("[my_dup2]: index: %d, temp fd: %d\n", index, fd_array[index]);
    }
  }
  return new_fd;
}
```