user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<check>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  mov    %ecx,-0x28(%rbp)
  mov    %r8d,-0x2c(%rbp)
  mov    %r9d,-0x30(%rbp)
  movl   $0x0,-0x4(%rbp)
  mov    0x18(%rbp),%edi
  mov    -0x28(%rbp),%ecx
  mov    -0x24(%rbp),%edx
  mov    -0x20(%rbp),%rsi
  mov    -0x18(%rbp),%rax
  sub    $0x8,%rsp
  push   0x20(%rbp)
  mov    %edi,%r9d
  mov    0x10(%rbp),%r8d
  mov    %rax,%rdi
  call   <fall@plt>
  add    $0x10,%rsp
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x28(%rbp),%eax
  sub    -0x30(%rbp),%eax
  mov    %eax,%ecx
  mov    -0x24(%rbp),%eax
  sub    -0x2c(%rbp),%eax
  mov    %eax,%edx
  mov    0x18(%rbp),%edi
  mov    -0x20(%rbp),%rsi
  mov    -0x18(%rbp),%rax
  sub    $0x8,%rsp
  push   0x20(%rbp)
  mov    %edi,%r9d
  mov    0x10(%rbp),%r8d
  mov    %rax,%rdi
  call   <fall@plt>
  add    $0x10,%rsp
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x28(%rbp),%eax
  sub    -0x2c(%rbp),%eax
  mov    %eax,%ecx
  mov    -0x24(%rbp),%eax
  sub    -0x30(%rbp),%eax
  mov    %eax,%edx
  mov    0x18(%rbp),%edi
  mov    -0x20(%rbp),%rsi
  mov    -0x18(%rbp),%rax
  sub    $0x8,%rsp
  push   0x20(%rbp)
  mov    %edi,%r9d
  mov    0x10(%rbp),%r8d
  mov    %rax,%rdi
  call   <fall@plt>
  add    $0x10,%rsp
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x28(%rbp),%edx
  mov    -0x2c(%rbp),%eax
  lea    (%rdx,%rax,1),%ecx
  mov    -0x24(%rbp),%edx
  mov    -0x30(%rbp),%eax
  add    %eax,%edx
  mov    0x18(%rbp),%edi
  mov    -0x20(%rbp),%rsi
  mov    -0x18(%rbp),%rax
  sub    $0x8,%rsp
  push   0x20(%rbp)
  mov    %edi,%r9d
  mov    0x10(%rbp),%r8d
  mov    %rax,%rdi
  call   <fall@plt>
  add    $0x10,%rsp
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x28(%rbp),%eax
  sub    -0x30(%rbp),%eax
  sub    -0x2c(%rbp),%eax
  mov    %eax,%ecx
  mov    -0x24(%rbp),%eax
  sub    -0x2c(%rbp),%eax
  sub    -0x30(%rbp),%eax
  mov    %eax,%edx
  mov    0x18(%rbp),%edi
  mov    -0x20(%rbp),%rsi
  mov    -0x18(%rbp),%rax
  sub    $0x8,%rsp
  push   0x20(%rbp)
  mov    %edi,%r9d
  mov    0x10(%rbp),%r8d
  mov    %rax,%rdi
  call   <fall@plt>
  add    $0x10,%rsp
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x28(%rbp),%eax
  sub    -0x30(%rbp),%eax
  mov    %eax,%edx
  mov    -0x2c(%rbp),%eax
  lea    (%rdx,%rax,1),%ecx
  mov    -0x24(%rbp),%eax
  sub    -0x2c(%rbp),%eax
  mov    %eax,%edx
  mov    -0x30(%rbp),%eax
  add    %eax,%edx
  mov    0x18(%rbp),%edi
  mov    -0x20(%rbp),%rsi
  mov    -0x18(%rbp),%rax
  sub    $0x8,%rsp
  push   0x20(%rbp)
  mov    %edi,%r9d
  mov    0x10(%rbp),%r8d
  mov    %rax,%rdi
  call   <fall@plt>
  add    $0x10,%rsp
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  leave
  ret
```

assistant: ```c
int check(int *mx, int *my, int x, int y, int dx, int dy, int sx, int sy, char howdead[25]) {
  int ret = 0;
  ret += fall(mx, my, x, y, sx, sy, howdead);
  ret += fall(mx, my, x - dx, y - dy, sx, sy, howdead);
  ret += fall(mx, my, x - dy, y - dx, sx, sy, howdead);
  ret += fall(mx, my, x + dy, y + dx, sx, sy, howdead);
  ret += fall(mx, my, x - dx - dy, y - dy - dx, sx, sy, howdead);
  ret += fall(mx, my, x - dx + dy, y - dy + dx, sx, sy, howdead);
  return ret;
}
```