user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<parseaddr_route>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    (%rdi),%rbp
  mov    %rsi,(%rsp)
  mov    %rdi,0x8(%rsp)
  movsbl 0x0(%rbp),%edi
L48:
  test   %edi,%edi
  je     L485
L458:
  lea    0x1(%rbp),%rbx
  cmp    $0x28,%edi
  je     L308
  call   <isspace@plt>
  test   %rax,%rax
  je     L485
  movsbl 0x1(%rbp),%edi
  mov    %rbx,%rbp
  test   %edi,%edi
  jne    L458
L485:
  mov    %rbp,%rbx
  lea    0x1(%rbp),%r15
L250:
  mov    (%rsp),%rax
  mov    %rbx,%r12
  movabs $0x2800000100003,%r13
  mov    %rbx,(%rax)
  movzbl (%rbx),%ebp
  cs nopw 0x0(%rax,%rax,1)
L352:
  movzbl %bpl,%r14d
  mov    %r14d,%edi
  call   <isalnum@plt>
  test   %rax,%rax
  jne    L310
  lea    -0x2c(%rbp),%eax
  cmp    $0x31,%al
  ja     L226
  bt     %rax,%r13
  jb     L310
  cmp    $0x2,%al
  je     L209
L226:
  mov    %r14d,%edi
  call   <isspace@plt>
  cmp    $0x28,%bpl
  je     L85
  test   %rax,%rax
  je     L210
L85:
  movsbl (%rbx),%edi
  mov    %rbx,%r14
  test   %edi,%edi
  jne    L59
  jmp    L380
  nopl   0x0(%rax)
L323:
  call   <isspace@plt>
  test   %rax,%rax
  je     L473
  movzbl 0x1(%r14),%ebp
  mov    %rbx,%r14
  movsbl %bpl,%edi
L219:
  test   %edi,%edi
  je     L220
L59:
  lea    0x1(%r14),%rbx
  cmp    $0x28,%edi
  jne    L323
  movzbl 0x1(%r14),%ebp
  mov    $0x1,%esi
  nopl   (%rax)
L203:
  lea    0x1(%rbx),%r15
  movsbl %bpl,%eax
  mov    %r15,%r14
  test   %eax,%eax
  je     L380
L296:
  movzbl 0x1(%rbx),%ebp
  cmp    $0x5c,%eax
  je     L19
  cmp    $0x28,%eax
  je     L368
  cmp    $0x29,%eax
  jne    L34
  sub    $0x1,%esi
  je     L31
  mov    %r15,%rbx
  movsbl %bpl,%eax
  lea    0x1(%rbx),%r15
  mov    %r15,%r14
  test   %eax,%eax
  jne    L296
  nopl   0x0(%rax)
L380:
  xor    %ebp,%ebp
  jmp    L352
L308:
  movzbl 0x1(%rbp),%eax
  mov    $0x1,%esi
L408:
  lea    0x1(%rbx),%r15
  movsbl %al,%ecx
  mov    %r15,%rbp
  test   %ecx,%ecx
  je     L250
  movzbl 0x1(%rbx),%eax
  cmp    $0x5c,%ecx
  je     L118
L401:
  cmp    $0x28,%ecx
  je     L438
  cmp    $0x29,%ecx
  jne    L420
  sub    $0x1,%esi
  je     L8
  mov    %r15,%rbx
  movsbl %al,%ecx
  lea    0x1(%rbx),%r15
  mov    %r15,%rbp
  test   %ecx,%ecx
  je     L250
  movzbl 0x1(%rbx),%eax
  cmp    $0x5c,%ecx
  jne    L401
L118:
  test   %al,%al
  je     L420
  movzbl 0x2(%rbx),%eax
  lea    0x2(%rbx),%rbp
L420:
  mov    %rbp,%rbx
  jmp    L408
  nopl   0x0(%rax)
L19:
  test   %bpl,%bpl
  je     L34
  movzbl 0x2(%rbx),%ebp
  lea    0x2(%rbx),%r14
L34:
  mov    %r14,%rbx
  jmp    L203
  nopl   (%rax)
L368:
  add    $0x1,%esi
  mov    %r15,%rbx
  jmp    L203
  nopl   0x0(%rax,%rax,1)
L310:
  mov    %bpl,(%r12)
  add    $0x1,%r12
  movzbl 0x1(%rbx),%ebp
  mov    %r15,%rbx
  add    $0x1,%r15
  jmp    L352
  nopl   0x0(%rax,%rax,1)
L31:
  movsbl %bpl,%edi
  jmp    L219
L209:
  mov    (%rsp),%rax
  cmp    %r12,(%rax)
  jae    L294
  cmpb   $0x2e,-0x1(%r12)
  je     L294
  movb   $0x2e,(%r12)
  add    $0x1,%r12
  movzbl 0x1(%rbx),%ebp
  mov    %r15,%rbx
  add    $0x1,%r15
  jmp    L352
  nopl   0x0(%rax,%rax,1)
L294:
  movzbl 0x1(%rbx),%ebp
  mov    %r15,%rbx
  add    $0x1,%r15
  jmp    L352
  nopl   0x0(%rax,%rax,1)
L438:
  add    $0x1,%esi
  mov    %r15,%rbx
  jmp    L408
  nopl   0x0(%rax,%rax,1)
L473:
  movzbl (%r14),%ebp
  mov    %r14,%rbx
  lea    0x1(%r14),%r15
  jmp    L352
L8:
  movsbl %al,%edi
  jmp    L48
L210:
  mov    (%rsp),%rax
  mov    (%rax),%rsi
  cmp    %r12,%rsi
  jae    L171
  nopl   0x0(%rax)
L297:
  movzbl -0x1(%r12),%eax
  mov    %eax,%ecx
  and    $0xfffffffd,%ecx
  cmp    $0x2c,%cl
  je     L54
  cmp    $0x40,%al
  jne    L171
L54:
  sub    $0x1,%r12
  cmp    %r12,%rsi
  jne    L297
L175:
  mov    0x8(%rsp),%rax
  movb   $0x0,(%rsi)
  mov    %r15,(%rax)
  add    $0x18,%rsp
  movsbl %bpl,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L171:
  mov    %r12,%rsi
  jmp    L175
L220:
  mov    %r14,%rbx
  lea    0x1(%r14),%r15
  jmp    L352
```

assistant: ```c
int parseaddr_route(char **inp, char **routep) {
  char c;
  char *src = *inp;
  char *dst;
  {
    int _c, _comment = 0;
    while ((_c = *(src))) {
      if (_c == '(') {
        _comment = 1;
        (src)++;
        while ((_comment && (_c = *(src)))) {
          (src)++;
          if (_c == '\\' && *(src))
            (src)++;
          else if (_c == '(')
            _comment++;
          else if (_c == ')')
            _comment--;
        }
        (src)--;
      } else if (!isspace(_c))
        break;
      (src)++;
    }
  };
  *routep = dst = src;
  for (;;) {
    c = *src++;
    if (isalnum((int)(unsigned char)c) || c == '-' || c == '[' || c == ']' || c == ',' || c == '@') {
      *dst++ = c;
    } else if (c == '.') {
      if (dst > *routep && dst[-1] != '.')
        *dst++ = c;
    } else if (isspace((int)(unsigned char)c) || c == '(') {
      src--;
      {
        int _c, _comment = 0;
        while ((_c = *(src))) {
          if (_c == '(') {
            _comment = 1;
            (src)++;
            while ((_comment && (_c = *(src)))) {
              (src)++;
              if (_c == '\\' && *(src))
                (src)++;
              else if (_c == '(')
                _comment++;
              else if (_c == ')')
                _comment--;
            }
            (src)--;
          } else if (!isspace(_c))
            break;
          (src)++;
        }
      };
    } else {
      while (dst > *routep && (dst[-1] == '.' || dst[-1] == ',' || dst[-1] == '@'))
        dst--;
      *dst = '\0';
      *inp = src;
      return c;
    }
  }
}
```