user: 这段汇编代码用C语言表示是什么样的：

```asm
<main>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %rsi,%r13
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  cmp    $0x2,%edi
  jle    L53
L204:
  mov    $0x0,%eax
  call   <setup_shared_mem@plt>
  mov    %rax,%r12
  mov    $0x0,%eax
  call   <setup_semid@plt>
  test   %rax,%rax
  jne    L176
L5:
  call   <fork@plt>
  mov    %eax,%ebx
  test   %eax,%eax
  je     L33
  js     L133
L124:
  mov    %ebx,%esi
  lea    D80(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  call   <fork@plt>
  mov    %eax,%ebp
  test   %eax,%eax
  je     L160
  js     L63
L19:
  mov    %ebp,%esi
  lea    D118(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    0x4(%rsp),%rdi
  call   <wait@plt>
  cmp    %eax,%ebx
  je     L150
  cmp    %eax,%ebp
  je     L83
  lea    D105(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
L199:
  lea    0x4(%rsp),%rdi
  call   <wait@plt>
  cmp    %eax,%ebx
  je     L180
  cmp    %eax,%ebp
  je     L76
  lea    D105(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
L163:
  lea    D53(%rip),%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  call   <free_resources@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L85
  mov    $0x0,%eax
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L53:
  lea    D45(%rip),%rdi
  call   <printf@plt>
  mov    $0x0,%edi
  call   <exit@plt>
  jmp    L204
L176:
  mov    $0x0,%eax
  call   <free_resources@plt>
  jmp    L5
L33:
  mov    0x8(%r13),%rsi
  mov    %r12,%rdi
  call   <reader@plt>
  mov    $0x0,%edi
  call   <exit@plt>
  jmp    L124
L133:
  mov    $0x0,%eax
  call   <free_resources@plt>
  lea    D16(%rip),%rdi
  call   <perror@plt>
  mov    $0xffffffff,%edi
  call   <exit@plt>
  jmp    L124
L160:
  mov    0x10(%r13),%rsi
  mov    %r12,%rdi
  call   <writer@plt>
  mov    $0x0,%edi
  call   <exit@plt>
  jmp    L19
L63:
  mov    $0x0,%eax
  call   <free_resources@plt>
  lea    D16(%rip),%rdi
  call   <perror@plt>
  mov    $0xffffffff,%edi
  call   <exit@plt>
  jmp    L19
L83:
  lea    D106(%rip),%rdi
  call   <puts@plt>
  jmp    L199
L150:
  lea    D99(%rip),%rdi
  call   <puts@plt>
  jmp    L199
L180:
  lea    D99(%rip),%rdi
  call   <puts@plt>
  jmp    L163
L76:
  lea    D106(%rip),%rdi
  call   <puts@plt>
  jmp    L163
L85:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: tag: D80
type: string
name: extract_symbolic_data
arguments: tag: D118
type: string
name: extract_symbolic_data
arguments: tag: D105
type: string
name: extract_symbolic_data
arguments: tag: D53
type: string
name: extract_symbolic_data
arguments: tag: D45
type: string
name: extract_symbolic_data
arguments: tag: D16
type: string
name: extract_symbolic_data
arguments: tag: D106
type: string
name: extract_symbolic_data
arguments: tag: D99
type: string

tool: D80: Created reader task %d


tool: D118: Created writer task %d


tool: D105:  Some pid terminated %d


tool: D53: Everything done

tool: D45: usage: %s infile outfile


tool: D16: reader fork error

tool: D106: writer terminated

tool: D99: reader terminated

assistant: ```c
int main(int argc, char *argv[]) {
  struct copy_buffs *shared_stuff;
  int i, pid_reader, pid_writer, pid, status;
  if (argc < 3) {
    printf("usage: %s infile outfile\n");
    exit(0);
  }
  shared_stuff = setup_shared_mem();
  if (setup_semid()) {
    free_resources();
  }
  pid_reader = fork();
  if (pid_reader == 0) {
    reader(shared_stuff, argv[1]);
    exit(0);
  }
  if (pid_reader < 0) {
    free_resources();
    perror("reader fork error");
    exit(-1);
  }
  printf("Created reader task %d\n", pid_reader);
  pid_writer = fork();
  if (pid_writer == 0) {
    writer(shared_stuff, argv[2]);
    exit(0);
  }
  if (pid_writer < 0) {
    free_resources();
    perror("reader fork error");
    exit(-1);
  }
  printf("Created writer task %d\n", pid_writer);
  for (i = 0; i < 2; i++) {
    pid = wait(&status);
    if (pid == pid_reader)
      printf("reader terminated\n");
    else if (pid == pid_writer)
      printf("writer terminated\n");
    else
      printf(" Some pid terminated %d\n");
  }
  printf("Everything done\n");
  free_resources();
}
```