user: 请将以下的汇编代码转换成C语言代码:

```asm
<stmt>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  xchg   %ax,%ax
L227:
  xor    %eax,%eax
  call   <symbol@plt>
  test   %eax,%eax
  je     L224
L52:
  mov    %eax,%edx
  and    $0xfffffffd,%edx
  cmp    $0x1,%edx
  je     L48
  cmp    $0x2,%eax
  je     L161
  cmp    $0x13,%eax
  je     L184
  mov    D44(%rip),%rdx
  cmpl   $0x3a,(%rdx)
  jne    L162
  cmp    $0x14,%eax
  jne    L162
  mov    D11(%rip),%rax
  movl   $0x0,(%rdx)
  mov    (%rax),%rax
  mov    (%rax),%edx
  test   %edx,%edx
  je     L244
  cmp    $0x2,%edx
  je     L122
  xor    %eax,%eax
  mov    $0x7264,%edi
  call   <error@plt>
  xor    %eax,%eax
  call   <symbol@plt>
  test   %eax,%eax
  jne    L52
L224:
  add    $0x8,%rsp
  mov    $0x6665,%edi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    1140 <error@plt>
  xchg   %ax,%ax
L184:
  mov    D61(%rip),%rbx
  mov    (%rbx),%eax
  cmp    $0xa,%eax
  je     L140
  cmp    $0xb,%eax
  je     L82
  cmp    $0xc,%eax
  je     L53
  cmp    $0xd,%eax
  je     L112
  mov    $0x7378,%edi
  xor    %eax,%eax
  call   <error@plt>
L106:
  mov    $0x737a,%edi
  xor    %eax,%eax
  call   <error@plt>
  jmp    L227
  nopw   0x0(%rax,%rax,1)
L162:
  mov    D37(%rip),%rdx
  mov    $0xf,%edi
  mov    %eax,(%rdx)
  xor    %eax,%eax
  call   <expr@plt>
  mov    D5(%rip),%rax
  mov    $0x73,%edi
  mov    (%rax),%esi
  xor    %eax,%eax
  call   <gen@plt>
L177:
  xor    %eax,%eax
  call   <symbol@plt>
  cmp    $0x1,%eax
  jne    L106
L48:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L244:
  mov    D7(%rip),%rdx
  movl   $0x2,(%rax)
  mov    (%rdx),%edi
  mov    %edi,0x4(%rax)
  lea    0x1(%rdi),%eax
  mov    %eax,(%rdx)
L59:
  xor    %eax,%eax
  call   <label@plt>
  jmp    L227
  nopl   0x0(%rax,%rax,1)
L122:
  mov    0x4(%rax),%edi
  jmp    L59
  nopl   (%rax)
L140:
  mov    $0xf,%edi
  xor    %eax,%eax
  call   <expr@plt>
  mov    $0x6,%esi
  mov    $0x6e,%edi
  xor    %eax,%eax
  call   <gen@plt>
  jmp    L177
  nopw   0x0(%rax,%rax,1)
L82:
  xor    %eax,%eax
  call   <symbol@plt>
  mov    D37(%rip),%rdx
  mov    %eax,(%rdx)
  cmp    $0x6,%eax
  je     L79
L208:
  mov    $0x7,%esi
  mov    $0x6e,%edi
  xor    %eax,%eax
  call   <gen@plt>
  jmp    L177
  nopl   0x0(%rax,%rax,1)
L161:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    1100 <stmtlist@plt>
L79:
  xor    %eax,%eax
  call   <pexpr@plt>
  jmp    L208
L53:
  xor    %eax,%eax
  call   <pexpr@plt>
  mov    D7(%rip),%r12
  mov    (%r12),%ebp
  lea    0x1(%rbp),%eax
  mov    %ebp,%edi
  mov    %eax,(%r12)
  xor    %eax,%eax
  call   <jumpc@plt>
  xor    %eax,%eax
  call   <stmt>
  xor    %eax,%eax
  call   <symbol@plt>
  cmpl   $0xe,(%rbx)
  jne    L46
  cmp    $0x13,%eax
  jne    L46
  mov    (%r12),%r13d
  lea    0x1(%r13),%eax
  mov    %r13d,%edi
  mov    %eax,(%r12)
  xor    %eax,%eax
  call   <jump@plt>
  mov    %ebp,%edi
  xor    %eax,%eax
  call   <label@plt>
  xor    %eax,%eax
  call   <stmt>
  mov    %r13d,%edi
  jmp    L189
L112:
  mov    D7(%rip),%rbx
  mov    (%rbx),%r12d
  lea    0x1(%r12),%eax
  mov    %r12d,%edi
  mov    %eax,(%rbx)
  xor    %eax,%eax
  call   <label@plt>
  xor    %eax,%eax
  call   <pexpr@plt>
  mov    (%rbx),%ebp
  lea    0x1(%rbp),%eax
  mov    %ebp,%edi
  mov    %eax,(%rbx)
  xor    %eax,%eax
  call   <jumpc@plt>
  xor    %eax,%eax
  call   <stmt>
  mov    %r12d,%edi
  xor    %eax,%eax
  call   <jump@plt>
L5:
  mov    %ebp,%edi
L189:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    10d0 <label@plt>
L46:
  mov    D37(%rip),%rdx
  mov    %eax,(%rdx)
  jmp    L5
```

assistant: ```c
void stmt() {
  extern peeksym, peekc, *csym, cval, isn, nauto;
  auto o, o1, o2;
next:
  o = symbol();
  if (o == 0) {
    error('fe');
    return;
  }
  if (o == 1 | o == 3)
    return;
  if (o == 2) {
    stmtlist();
    return;
  }
  if (o == 19) {
    if (cval == 10) {
      expr(15);
      gen('n', 6);
      goto semi;
    }
    if (cval == 11) {
      if ((peeksym = symbol()) == 6)
        pexpr();
      gen('n', 7);
      goto semi;
    }
    if (cval == 12) {
      pexpr();
      o1 = isn;
      isn = isn + 1;
      jumpc(o1);
      stmt();
      o = symbol();
      if (o == 19 & cval == 14) {
        o2 = isn;
        isn = isn + 1;
        jump(o2);
        label(o1);
        stmt();
        label(o2);
        return;
      }
      peeksym = o;
      label(o1);
      return;
    }
    if (cval == 13) {
      o1 = isn;
      isn = isn + 1;
      label(o1);
      pexpr();
      o2 = isn;
      isn = isn + 1;
      jumpc(o2);
      stmt();
      jump(o1);
      label(o2);
      return;
    }
    error('sx');
    goto syntax;
  }
  if (o == 20 & peekc == ':') {
    peekc = 0;
    if (!*csym) {
      *csym = 2;
      csym[1] = isn;
      isn = isn + 1;
    } else if (*csym != 2) {
      error('rd');
      goto next;
    }
    label(csym[1]);
    goto next;
  }
  peeksym = o;
  expr(15);
  gen('s', nauto);
semi:
  o = symbol();
  if (o == 1)
    return;
syntax:
  error('sz');
  goto next;
}
```