user: 下面的汇编指令对应的C源代码是什么:

```asm
<fwrite_repr>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x2008(%rsp)
  xor    %eax,%eax
  mov    %rdx,%r14
  movb   $0x22,(%rsp)
  test   %rsi,%rsi
  je     L107
  mov    %rdi,%rbx
  lea    (%rdi,%rsi,1),%r12
  mov    $0x1,%ebp
  mov    %rsp,%r15
  lea    D16(%rip),%r13
  nopl   0x0(%rax,%rax,1)
L180:
  movsbl (%rbx),%edi
  cmp    $0x2f,%dil
  jg     L165
  cmp    $0x7,%dil
  jle    L82
  lea    -0x8(%rdi),%eax
  cmp    $0x27,%al
  ja     L82
  movzbl %al,%eax
  movslq 0x0(%r13,%rax,4),%rax
  add    %r13,%rax
  notrack jmp *%rax
L82:
  call   <isprint@plt>
  test   %eax,%eax
  je     L145
  movzbl (%rbx),%edx
  movslq %ebp,%rax
  add    $0x1,%ebp
  mov    %dl,(%rsp,%rax,1)
  nopl   0x0(%rax)
L36:
  add    $0x1,%rbx
  cmp    $0x1f40,%ebp
  jg     L38
L100:
  cmp    %rbx,%r12
  jne    L180
  lea    0x1(%rbp),%esi
L154:
  movslq %ebp,%rbp
  mov    %r14,%rcx
  mov    $0x1,%edx
  mov    %r15,%rdi
  movb   $0x22,(%rsp,%rbp,1)
  call   <fwrite@plt>
  mov    0x2008(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L147
  add    $0x2018,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
  lea    0x1(%rbp),%eax
  movslq %ebp,%rdx
  add    $0x2,%ebp
  add    $0x1,%rbx
  cltq
  movb   $0x5c,(%rsp,%rdx,1)
  movb   $0x2f,(%rsp,%rax,1)
  cmp    $0x1f40,%ebp
  jle    L100
  nopw   0x0(%rax,%rax,1)
L38:
  mov    %ebp,%esi
  mov    %r14,%rcx
  mov    $0x1,%edx
  mov    %r15,%rdi
  call   <fwrite@plt>
  xor    %ebp,%ebp
  jmp    L100
  nopl   0x0(%rax)
  lea    0x1(%rbp),%eax
  movslq %ebp,%rdx
  add    $0x2,%ebp
  cltq
  movb   $0x5c,(%rsp,%rdx,1)
  movb   $0x22,(%rsp,%rax,1)
  jmp    L36
  nopl   0x0(%rax,%rax,1)
  lea    0x1(%rbp),%eax
  movslq %ebp,%rdx
  add    $0x2,%ebp
  cltq
  movb   $0x5c,(%rsp,%rdx,1)
  movb   $0x72,(%rsp,%rax,1)
  jmp    L36
  nopl   0x0(%rax,%rax,1)
  lea    0x1(%rbp),%eax
  movslq %ebp,%rdx
  add    $0x2,%ebp
  cltq
  movb   $0x5c,(%rsp,%rdx,1)
  movb   $0x66,(%rsp,%rax,1)
  jmp    L36
  nopl   0x0(%rax,%rax,1)
  lea    0x1(%rbp),%eax
  movslq %ebp,%rdx
  add    $0x2,%ebp
  cltq
  movb   $0x5c,(%rsp,%rdx,1)
  movb   $0x6e,(%rsp,%rax,1)
  jmp    L36
  nopl   0x0(%rax,%rax,1)
  lea    0x1(%rbp),%eax
  movslq %ebp,%rdx
  add    $0x2,%ebp
  cltq
  movb   $0x5c,(%rsp,%rdx,1)
  movb   $0x74,(%rsp,%rax,1)
  jmp    L36
  nopl   0x0(%rax,%rax,1)
  lea    0x1(%rbp),%eax
  movslq %ebp,%rdx
  add    $0x2,%ebp
  cltq
  movb   $0x5c,(%rsp,%rdx,1)
  movb   $0x62,(%rsp,%rax,1)
  jmp    L36
  nopl   0x0(%rax,%rax,1)
L165:
  cmp    $0x5c,%dil
  jne    L82
  lea    0x1(%rbp),%eax
  movslq %ebp,%rdx
  add    $0x2,%ebp
  cltq
  movb   $0x5c,(%rsp,%rdx,1)
  movb   $0x5c,(%rsp,%rax,1)
  jmp    L36
  nopw   0x0(%rax,%rax,1)
L145:
  movslq %ebp,%rdi
  movzbl (%rbx),%ecx
  mov    $0x10,%esi
  lea    D17(%rip),%rdx
  add    %r15,%rdi
  call   <snprintf@plt>
  add    %eax,%ebp
  jmp    L36
  nopl   0x0(%rax)
L107:
  mov    $0x2,%esi
  mov    $0x1,%ebp
  mov    %rsp,%r15
  jmp    L154
L147:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D17
type_guessed: string

tool: D17: \u%04x

assistant: ```c
void fwrite_repr(char *p, size_t len, FILE *fp) {
  int index, n;
  char s[8192];
  index = 0;
  s[index++] = '"';
  while (len--) {
    switch (*p) {
    case '"':
      s[index++] = '\\';
      s[index++] = '\"';
      break;
    case '\\':
      s[index++] = '\\';
      s[index++] = '\\';
      break;
    case '/':
      s[index++] = '\\';
      s[index++] = '/';
      break;
    case '\b':
      s[index++] = '\\';
      s[index++] = 'b';
      break;
    case '\f':
      s[index++] = '\\';
      s[index++] = 'f';
      break;
    case '\n':
      s[index++] = '\\';
      s[index++] = 'n';
      break;
    case '\r':
      s[index++] = '\\';
      s[index++] = 'r';
      break;
    case '\t':
      s[index++] = '\\';
      s[index++] = 't';
      break;
    default:
      if (isprint(*p)) {
        s[index++] = *p;
      } else {
        n = snprintf(s + index, 16, "\\u%04x", (unsigned char)*p);
        index += n;
      }
      break;
    }
    p++;
    if (index > 8000) {
      fwrite(s, index, 1, fp);
      index = 0;
    }
  }
  s[index++] = '"';
  fwrite(s, index, 1, fp);
}
```