user: 这段汇编代码用C语言表示是什么样的:

```asm
<normalizeAbsFile>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x58,%rsp
  mov    %rdi,-0x68(%rbp)
  mov    %rsi,-0x70(%rbp)
  mov    %edx,-0x74(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  mov    %rsp,%rax
  mov    %rax,%rbx
  movl   $0x1,-0x54(%rbp)
  movl   $0x1,-0x50(%rbp)
  movl   $0x0,-0x4c(%rbp)
  mov    -0x74(%rbp),%edx
  mov    -0x70(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <slashCount@plt>
  add    $0x1,%eax
  movslq %eax,%rdx
  sub    $0x1,%rdx
  mov    %rdx,-0x48(%rbp)
  movslq %eax,%rdx
  mov    %rdx,%r14
  mov    $0x0,%r15d
  movslq %eax,%rdx
  mov    %rdx,%r12
  mov    $0x0,%r13d
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    $0x10,%eax
  sub    $0x1,%rax
  add    %rdx,%rax
  mov    $0x10,%edi
  mov    $0x0,%edx
  div    %rdi
  imul   $0x10,%rax,%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rcx
  mov    %rsp,%rdx
  sub    %rcx,%rdx
L128:
  cmp    %rdx,%rsp
  je     L132
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L128
L132:
  mov    %rax,%rdx
  and    $0xfff,%edx
  sub    %rdx,%rsp
  mov    %rax,%rdx
  and    $0xfff,%edx
  test   %rdx,%rdx
  je     L60
  and    $0xfff,%eax
  sub    $0x8,%rax
  add    %rsp,%rax
  orq    $0x0,(%rax)
L60:
  mov    %rsp,%rax
  add    $0x3,%rax
  shr    $0x2,%rax
  shl    $0x2,%rax
  mov    %rax,-0x40(%rbp)
  jmp    L173
L148:
  mov    -0x50(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x70(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,%rdi
  call   <identifyNamePart@plt>
  cmp    $0x3,%eax
  je     L74
  cmp    $0x3,%eax
  jg     L167
  cmp    $0x1,%eax
  je     L65
  cmp    $0x2,%eax
  je     L94
  jmp    L167
L65:
  mov    -0x50(%rbp),%eax
  add    $0x2,%eax
  mov    %eax,-0x50(%rbp)
  jmp    L173
L94:
  cmpl   $0x0,-0x4c(%rbp)
  jle    L4
  subl   $0x1,-0x4c(%rbp)
  cmpl   $0x0,-0x4c(%rbp)
  jle    L57
  mov    -0x4c(%rbp),%eax
  lea    -0x1(%rax),%edx
  mov    -0x40(%rbp),%rax
  movslq %edx,%rdx
  mov    (%rax,%rdx,4),%eax
  jmp    L172
L57:
  mov    $0x1,%eax
L172:
  mov    %eax,-0x54(%rbp)
L4:
  mov    -0x50(%rbp),%eax
  add    $0x3,%eax
  mov    %eax,-0x50(%rbp)
  jmp    L173
L74:
  mov    -0x50(%rbp),%eax
  add    $0x1,%eax
  mov    %eax,-0x50(%rbp)
  jmp    L173
L167:
  cmpl   $0x0,-0x4c(%rbp)
  jle    L33
  mov    -0x54(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x54(%rbp)
  movslq %eax,%rdx
  mov    -0x68(%rbp),%rax
  add    %rdx,%rax
  movb   $0x2f,(%rax)
L33:
  lea    -0x50(%rbp),%rcx
  mov    -0x70(%rbp),%rdx
  lea    -0x54(%rbp),%rsi
  mov    -0x68(%rbp),%rax
  mov    %rax,%rdi
  call   <copyPart@plt>
  mov    -0x4c(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x4c(%rbp)
  mov    -0x54(%rbp),%ecx
  mov    -0x40(%rbp),%rdx
  cltq
  mov    %ecx,(%rdx,%rax,4)
L173:
  mov    -0x50(%rbp),%eax
  cmp    %eax,-0x74(%rbp)
  jg     L148
  mov    -0x68(%rbp),%rax
  movb   $0x2f,(%rax)
  mov    -0x54(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x68(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    %rbx,%rsp
  nop
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L88
  call   <__stack_chk_fail@plt>
L88:
  lea    -0x28(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
```

assistant: ```c
void normalizeAbsFile(char *destination, const char *filename, int filenameLen) {
  int di = 1;
  int si = 1;
  int slashes = 0;
  int slash[slashCount(filename, filenameLen) + 1];
  while (si < filenameLen) {
    switch (identifyNamePart(filename + si)) {
    case 1:
      si += 2;
      break;
    case 2:
      if (slashes > 0) {
        --slashes;
        di = slashes > 0 ? slash[slashes - 1] : 1;
      }
      si += 3;
      break;
    case 3:
      ++si;
      break;
    default:
      if (slashes > 0) {
        destination[di++] = '/';
      }
      copyPart(destination, &di, filename, &si);
      slash[slashes++] = di;
    }
  }
  destination[0] = '/';
  destination[di] = 0;
}
```