user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<reverseComplementInPlace>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  je     L71
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x8(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L52
L287:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  sub    $0x41,%eax
  cmp    $0x38,%eax
  ja     L56
  mov    %eax,%eax
  lea    0x0(,%rax,4),%rdx
  lea    D9(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  cltq
  lea    D9(%rip),%rdx
  add    %rdx,%rax
  notrack jmp *%rax
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x54,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x74,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x47,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x67,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x43,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x63,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x41,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x61,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x41,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x61,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x59,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x79,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x52,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x72,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x57,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x77,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x53,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x73,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x4d,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x6d,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x4b,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x6b,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x56,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x76,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x48,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x68,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x44,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x64,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x42,(%rax)
  jmp    L82
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x62,(%rax)
  jmp    L82
L56:
  nop
L82:
  addl   $0x1,-0x4(%rbp)
L52:
  mov    -0x4(%rbp),%eax
  cmp    -0x8(%rbp),%eax
  jl     L287
  movl   $0x0,-0x4(%rbp)
  subl   $0x1,-0x8(%rbp)
  jmp    L156
L222:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  mov    %al,-0x9(%rbp)
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    -0x4(%rbp),%edx
  movslq %edx,%rcx
  mov    -0x18(%rbp),%rdx
  add    %rcx,%rdx
  movzbl (%rax),%eax
  mov    %al,(%rdx)
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rax,%rdx
  movzbl -0x9(%rbp),%eax
  mov    %al,(%rdx)
  addl   $0x1,-0x4(%rbp)
  subl   $0x1,-0x8(%rbp)
L156:
  mov    -0x4(%rbp),%eax
  cmp    -0x8(%rbp),%eax
  jl     L222
  jmp    L166
L71:
  nop
L166:
  leave
  ret
```

assistant: ```c
void reverseComplementInPlace(char *str) {
  int slen, i;
  char tmp;
  if (str == NULL) {
    return;
  }
  slen = strlen(str);
  for (i = 0; i < slen; i++) {
    switch (str[i]) {
    case 'A':
      str[i] = 'T';
      break;
    case 'a':
      str[i] = 't';
      break;
    case 'C':
      str[i] = 'G';
      break;
    case 'c':
      str[i] = 'g';
      break;
    case 'G':
      str[i] = 'C';
      break;
    case 'g':
      str[i] = 'c';
      break;
    case 'T':
      str[i] = 'A';
      break;
    case 't':
      str[i] = 'a';
      break;
    case 'U':
      str[i] = 'A';
      break;
    case 'u':
      str[i] = 'a';
      break;
    case 'R':
      str[i] = 'Y';
      break;
    case 'r':
      str[i] = 'y';
      break;
    case 'Y':
      str[i] = 'R';
      break;
    case 'y':
      str[i] = 'r';
      break;
    case 'S':
      str[i] = 'W';
      break;
    case 's':
      str[i] = 'w';
      break;
    case 'W':
      str[i] = 'S';
      break;
    case 'w':
      str[i] = 's';
      break;
    case 'K':
      str[i] = 'M';
      break;
    case 'k':
      str[i] = 'm';
      break;
    case 'M':
      str[i] = 'K';
      break;
    case 'm':
      str[i] = 'k';
      break;
    case 'B':
      str[i] = 'V';
      break;
    case 'b':
      str[i] = 'v';
      break;
    case 'D':
      str[i] = 'H';
      break;
    case 'd':
      str[i] = 'h';
      break;
    case 'H':
      str[i] = 'D';
      break;
    case 'h':
      str[i] = 'd';
      break;
    case 'V':
      str[i] = 'B';
      break;
    case 'v':
      str[i] = 'b';
      break;
    default:
      break;
    }
  }
  i = 0;
  slen--;
  while (i < slen) {
    tmp = str[i];
    str[i] = str[slen];
    str[slen] = tmp;
    i++;
    slen--;
  }
}
```