user: 这段汇编代码用C语言表示是什么样的:

```asm
<ss_inplacemerge>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x60,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    %rdx,-0x48(%rbp)
  mov    %rcx,-0x50(%rbp)
  mov    %r8,-0x58(%rbp)
  mov    %r9d,-0x5c(%rbp)
L109:
  mov    -0x58(%rbp),%rax
  sub    $0x4,%rax
  mov    (%rax),%eax
  test   %eax,%eax
  jns    L21
  movl   $0x1,-0x20(%rbp)
  mov    -0x58(%rbp),%rax
  sub    $0x4,%rax
  mov    (%rax),%eax
  not    %eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x18(%rbp)
  jmp    L132
L21:
  movl   $0x0,-0x20(%rbp)
  mov    -0x58(%rbp),%rax
  sub    $0x4,%rax
  mov    (%rax),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x18(%rbp)
L132:
  mov    -0x48(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x50(%rbp),%rax
  sub    -0x48(%rbp),%rax
  sar    $0x2,%rax
  mov    %eax,-0x2c(%rbp)
  mov    -0x2c(%rbp),%eax
  sar    %eax
  mov    %eax,-0x28(%rbp)
  movl   $0xffffffff,-0x24(%rbp)
  jmp    L119
L93:
  mov    -0x28(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    (%rax),%eax
  test   %eax,%eax
  js     L98
  mov    -0x8(%rbp),%rax
  mov    (%rax),%eax
  cltq
  shl    $0x2,%rax
  jmp    L159
L98:
  mov    -0x8(%rbp),%rax
  mov    (%rax),%eax
  not    %eax
  cltq
  shl    $0x2,%rax
L159:
  mov    -0x40(%rbp),%rdx
  lea    (%rax,%rdx,1),%rsi
  mov    -0x5c(%rbp),%ecx
  mov    -0x18(%rbp),%rdx
  mov    -0x38(%rbp),%rax
  mov    %rax,%rdi
  call   <ss_compare@plt>
  mov    %eax,-0x1c(%rbp)
  cmpl   $0x0,-0x1c(%rbp)
  jns    L123
  mov    -0x8(%rbp),%rax
  add    $0x4,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x2c(%rbp),%eax
  and    $0x1,%eax
  test   %eax,%eax
  sete   %al
  movzbl %al,%eax
  sub    %eax,-0x28(%rbp)
  jmp    L108
L123:
  mov    -0x1c(%rbp),%eax
  mov    %eax,-0x24(%rbp)
L108:
  mov    -0x28(%rbp),%eax
  mov    %eax,-0x2c(%rbp)
  sarl   -0x28(%rbp)
L119:
  cmpl   $0x0,-0x2c(%rbp)
  jg     L93
  mov    -0x10(%rbp),%rax
  cmp    -0x50(%rbp),%rax
  jae    L28
  cmpl   $0x0,-0x24(%rbp)
  jne    L15
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  not    %eax
  mov    %eax,%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,(%rax)
L15:
  mov    -0x58(%rbp),%rdx
  mov    -0x50(%rbp),%rcx
  mov    -0x10(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <ss_rotate@plt>
  mov    -0x50(%rbp),%rax
  sub    -0x10(%rbp),%rax
  neg    %rax
  add    %rax,-0x58(%rbp)
  mov    -0x10(%rbp),%rax
  mov    %rax,-0x50(%rbp)
  mov    -0x48(%rbp),%rax
  cmp    -0x50(%rbp),%rax
  je     L118
L28:
  subq   $0x4,-0x58(%rbp)
  cmpl   $0x0,-0x20(%rbp)
  je     L73
  nop
L75:
  subq   $0x4,-0x58(%rbp)
  mov    -0x58(%rbp),%rax
  mov    (%rax),%eax
  test   %eax,%eax
  js     L75
L73:
  mov    -0x50(%rbp),%rax
  cmp    -0x58(%rbp),%rax
  je     L43
  jmp    L109
L118:
  nop
  jmp    L0
L43:
  nop
L0:
  nop
  leave
  ret
```

assistant: ```c
void ss_inplacemerge(const unsigned char *T, const int *PA, int *first, int *middle, int *last, int depth) {
  const int *p;
  int *a, *b;
  int len, half;
  int q, r;
  int x;
  for (;;) {
    if (*(last - 1) < 0) {
      x = 1;
      p = PA + ~*(last - 1);
    } else {
      x = 0;
      p = PA + *(last - 1);
    }
    for (a = first, len = middle - first, half = len >> 1, r = -1; 0 < len; len = half, half >>= 1) {
      b = a + half;
      q = ss_compare(T, PA + ((0 <= *b) ? *b : ~*b), p, depth);
      if (q < 0) {
        a = b + 1;
        half -= (len & 1) ^ 1;
      } else {
        r = q;
      }
    }
    if (a < middle) {
      if (r == 0) {
        *a = ~*a;
      }
      ss_rotate(a, middle, last);
      last -= middle - a;
      middle = a;
      if (first == middle) {
        break;
      }
    }
    --last;
    if (x != 0) {
      while (*--last < 0) {
      }
    }
    if (middle == last) {
      break;
    }
  }
}
```