user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<decomment_asm>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  sub    $0x20,%rsp
  mov    D7(%rip),%rbp
  xor    %r14d,%r14d
  mov    %fs:0x28,%rax
  mov    %rax,0x1018(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%r12
  mov    %rsi,%rbx
  lea    0x8(%rsp),%r13
  mov    %r12,0x8(%rsp)
L454:
  mov    %rbx,%rdi
  call   <getc@plt>
  cmp    %eax,0x0(%rbp)
  je     L196
  cmp    $0x2,%r14d
  je     L207
  cmp    $0x3,%r14d
  jne    L15
L342:
  mov    0x8(%rsp),%rdx
  lea    0x1(%rdx),%rcx
  mov    %rcx,0x8(%rsp)
  mov    %al,(%rdx)
  cmp    $0x27,%eax
  je     L214
  cmp    $0x5c,%eax
  jne    L94
  mov    %rbx,%rdi
  call   <getc@plt>
L94:
  mov    0x8(%rsp),%rax
  cmp    %r12,%rax
  ja     L478
  mov    %rbx,%rdi
  call   <getc@plt>
  cmp    %eax,0x0(%rbp)
  jne    L342
  nopl   (%rax)
L196:
  mov    0x1018(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L149
  add    $0x1020,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopw   0x0(%rax,%rax,1)
L44:
  cmpb   $0xa,-0x1(%rax)
  mov    $0x2,%r14d
  je     L101
L62:
  mov    %rbx,%rdi
  call   <getc@plt>
  cmp    0x0(%rbp),%eax
  je     L196
L207:
  mov    0x8(%rsp),%rdx
  lea    0x1(%rdx),%rcx
  mov    %rcx,0x8(%rsp)
  mov    %al,(%rdx)
  cmp    $0x22,%eax
  je     L214
  cmp    $0x5c,%eax
  jne    L9
  mov    %rbx,%rdi
  call   <getc@plt>
  mov    %eax,%r8d
  mov    0x8(%rsp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,0x8(%rsp)
  mov    %r8b,(%rax)
L9:
  mov    0x8(%rsp),%rax
  cmp    %r12,%rax
  ja     L44
  mov    %rbx,%rdi
  call   <getc@plt>
  cmp    %eax,0x0(%rbp)
  jne    L207
  jmp    L196
  nopl   0x0(%rax,%rax,1)
L15:
  cmp    $0x1,%r14d
  jne    L299
  mov    0x8(%rsp),%rdx
  cmp    $0xa,%eax
  je     L191
L14:
  cmp    %r12,%rdx
  jbe    L437
  cmpb   $0xa,-0x1(%rdx)
  je     L247
L81:
  mov    %rbx,%rdi
  call   <getc@plt>
  cmp    0x0(%rbp),%eax
  je     L196
  mov    0x8(%rsp),%rdx
  cmp    $0xa,%eax
  jne    L14
L191:
  cmp    %r12,%rdx
  jbe    L71
  cmpb   $0xa,-0x1(%rdx)
  je     L433
  nopl   (%rax)
L71:
  mov    %rbx,%rdi
  call   <getc@plt>
  cmp    0x0(%rbp),%eax
  je     L196
L299:
  mov    0x8(%rsp),%rdx
  cmp    $0x27,%eax
  je     L39
  cmp    $0x3b,%eax
  je     L144
  cmp    $0x22,%eax
  je     L134
  lea    0x1(%rdx),%rcx
  xor    %r14d,%r14d
  mov    %rcx,0x8(%rsp)
  mov    %al,(%rdx)
  mov    0x8(%rsp),%rax
  cmp    %r12,%rax
  jbe    L454
  cmpb   $0xa,-0x1(%rax)
  jne    L71
  xor    %r14d,%r14d
L101:
  mov    %r13,%rsi
  mov    %r12,%rdi
  call   <blankline@plt>
  jmp    L454
  xchg   %ax,%ax
L214:
  mov    0x8(%rsp),%rax
  cmp    %r12,%rax
  jbe    L71
  cmpb   $0xa,-0x1(%rax)
  jne    L71
  mov    %r12,%rdi
  mov    %r13,%rsi
  call   <blankline@plt>
  mov    %rbx,%rdi
  call   <getc@plt>
  cmp    0x0(%rbp),%eax
  jne    L299
  jmp    L196
  nopl   (%rax)
L478:
  cmpb   $0xa,-0x1(%rax)
  je     L54
L327:
  mov    %rbx,%rdi
  call   <getc@plt>
  cmp    0x0(%rbp),%eax
  jne    L342
  jmp    L196
L437:
  mov    $0x1,%r14d
  jmp    L454
  nopl   0x0(%rax,%rax,1)
L39:
  lea    0x1(%rdx),%rax
  mov    %rax,0x8(%rsp)
  movb   $0x27,(%rdx)
  mov    0x8(%rsp),%rax
  cmp    %r12,%rax
  jbe    L327
  cmpb   $0xa,-0x1(%rax)
  jne    L327
  mov    %r13,%rsi
  mov    %r12,%rdi
  call   <blankline@plt>
  jmp    L327
  nopl   0x0(%rax)
L134:
  lea    0x1(%rdx),%rax
  mov    %rax,0x8(%rsp)
  movb   $0x22,(%rdx)
  mov    0x8(%rsp),%rax
  cmp    %r12,%rax
  jbe    L62
  cmpb   $0xa,-0x1(%rax)
  jne    L62
  mov    %r13,%rsi
  mov    %r12,%rdi
  call   <blankline@plt>
  jmp    L62
  nopl   0x0(%rax)
L144:
  cmp    %r12,%rdx
  jbe    L81
  cmpb   $0xa,-0x1(%rdx)
  jne    L81
  mov    %r13,%rsi
  mov    %r12,%rdi
  call   <blankline@plt>
  jmp    L81
  nopl   0x0(%rax,%rax,1)
L54:
  mov    %r13,%rsi
  mov    %r12,%rdi
  mov    $0x3,%r14d
  call   <blankline@plt>
  jmp    L454
  cs nopw 0x0(%rax,%rax,1)
L247:
  mov    %r13,%rsi
  mov    %r12,%rdi
  mov    $0x1,%r14d
  call   <blankline@plt>
  jmp    L454
L433:
  mov    %r12,%rdi
  mov    %r13,%rsi
  call   <blankline@plt>
  mov    %rbx,%rdi
  call   <getc@plt>
  cmp    %eax,0x0(%rbp)
  jne    L299
  jmp    L196
L149:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void decomment_asm(const char *fname, FILE *in) {
  register int c, c1;
  char outbuf[4 * 1024];
  char *op = outbuf;
  enum { NORMAL, ASM_COMMENT, STRINGLITERAL, CHARLITERAL } state = NORMAL;
  while ((c = getc(in)) != EOF) {
    switch (state) {
    case NORMAL:
      switch (c) {
      case '\'':
        state = CHARLITERAL;
        *op++ = c;
        break;
      case '"':
        state = STRINGLITERAL;
        *op++ = c;
        break;
      case ';':
        state = ASM_COMMENT;
        break;
      default:
        *op++ = c;
        break;
      }
      break;
    case ASM_COMMENT:
      if (c == '\n') {
        state = NORMAL;
      }
      break;
    case STRINGLITERAL:
      *op++ = c;
      switch (c) {
      case '"':
        state = NORMAL;
        break;
      case '\\':
        c1 = getc(in);
        *op++ = c1;
        break;
      }
      break;
    case CHARLITERAL:
      *op++ = c;
      switch (c) {
      case '\'':
        state = NORMAL;
        break;
      case '\\':
        getc(in);
        break;
      }
      break;
    }
    if (op > outbuf && op[-1] == '\n') {
      blankline(outbuf, &op);
    }
  }
}
```