user: 下面的汇编指令对应的C源代码是什么:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    $0x7f008800,%eax
  mov    (%rax),%rax
  mov    $0x7f008800,%edx
  movzwl %ax,%eax
  mov    %rax,(%rdx)
  mov    $0x7f008800,%eax
  mov    (%rax),%rax
  mov    $0x7f008800,%edx
  or     $0x11110000,%rax
  mov    %rax,(%rdx)
  mov    $0x7f008808,%eax
  mov    (%rax),%rax
  mov    $0x7f008808,%edx
  or     $0x10,%rax
  mov    %rax,(%rdx)
  mov    $0x7f008808,%eax
  mov    (%rax),%rax
  mov    $0x7f008808,%edx
  or     $0x20,%rax
  mov    %rax,(%rdx)
  mov    $0x7f008808,%eax
  mov    (%rax),%rax
  mov    $0x7f008808,%edx
  or     $0x40,%rax
  mov    %rax,(%rdx)
  mov    $0x7f008808,%eax
  mov    (%rax),%rax
  mov    $0x7f008808,%edx
  or     $0x80,%al
  mov    %rax,(%rdx)
  mov    $0x7f008830,%eax
  mov    (%rax),%rax
  mov    $0x7f008830,%edx
  mov    $0x0,%al
  mov    %rax,(%rdx)
  mov    $0x7f008830,%eax
  mov    $0x7f008830,%edx
  mov    (%rax),%rax
  mov    %rax,(%rdx)
L1:
  mov    $0x7f008834,%eax
  mov    (%rax),%rax
  and    $0x1,%eax
  test   %rax,%rax
  je     L29
  mov    $0x7f008808,%eax
  mov    (%rax),%rax
  mov    $0x7f008808,%edx
  or     $0x10,%rax
  mov    %rax,(%rdx)
  jmp    L48
L29:
  mov    $0x7f008808,%eax
  mov    (%rax),%rax
  mov    $0x7f008808,%edx
  and    $0xffffffffffffffef,%rax
  mov    %rax,(%rdx)
L48:
  mov    $0x7f008834,%eax
  mov    (%rax),%rax
  and    $0x2,%eax
  test   %rax,%rax
  je     L27
  mov    $0x7f008808,%eax
  mov    (%rax),%rax
  mov    $0x7f008808,%edx
  or     $0x20,%rax
  mov    %rax,(%rdx)
  jmp    L41
L27:
  mov    $0x7f008808,%eax
  mov    (%rax),%rax
  mov    $0x7f008808,%edx
  and    $0xffffffffffffffdf,%rax
  mov    %rax,(%rdx)
L41:
  mov    $0x7f008834,%eax
  mov    (%rax),%rax
  and    $0x4,%eax
  test   %rax,%rax
  je     L78
  mov    $0x7f008808,%eax
  mov    (%rax),%rax
  mov    $0x7f008808,%edx
  or     $0x40,%rax
  mov    %rax,(%rdx)
  jmp    L86
L78:
  mov    $0x7f008808,%eax
  mov    (%rax),%rax
  mov    $0x7f008808,%edx
  and    $0xffffffffffffffbf,%rax
  mov    %rax,(%rdx)
L86:
  mov    $0x7f008834,%eax
  mov    (%rax),%rax
  and    $0x8,%eax
  test   %rax,%rax
  je     L64
  mov    $0x7f008808,%eax
  mov    (%rax),%rax
  mov    $0x7f008808,%edx
  or     $0x80,%al
  mov    %rax,(%rdx)
  jmp    L1
L64:
  mov    $0x7f008808,%eax
  mov    (%rax),%rax
  mov    $0x7f008808,%edx
  and    $0x7f,%al
  mov    %rax,(%rdx)
  jmp    L1
```

assistant: ```c
int main() {
  (*(volatile unsigned long *)0x7F008800) &= ~((0xf << (4 * 4)) + (0xf << (5 * 4)) + (0xf << (6 * 4)) + (0xf << (7 * 4)));
  (*(volatile unsigned long *)0x7F008800) |= ((1 << (4 * 4)) + (1 << (5 * 4)) + (1 << (6 * 4)) + (1 << (7 * 4)));
  ((*(volatile unsigned long *)0x7F008808) |= (1 << 4));
  ((*(volatile unsigned long *)0x7F008808) |= (1 << 5));
  ((*(volatile unsigned long *)0x7F008808) |= (1 << 6));
  ((*(volatile unsigned long *)0x7F008808) |= (1 << 7));
  (*(volatile unsigned long *)0x7F008830) &= ~((0x3 << (0 * 2)) + (0x3 << (1 * 2)) + (0x3 << (2 * 2)) + (0x3 << (3 * 2)));
  (*(volatile unsigned long *)0x7F008830) |= ((0 << (0 * 2)) + (0 << (1 * 2)) + (0 << (2 * 2)) + (0 << (3 * 2)));
  while (1) {
    if (((*(volatile unsigned long *)0x7F008834) & (1 << 0)))
      ((*(volatile unsigned long *)0x7F008808) |= (1 << 4));
    else
      ((*(volatile unsigned long *)0x7F008808) &= ~(1 << 4));
    if (((*(volatile unsigned long *)0x7F008834) & (1 << 1)))
      ((*(volatile unsigned long *)0x7F008808) |= (1 << 5));
    else
      ((*(volatile unsigned long *)0x7F008808) &= ~(1 << 5));
    if (((*(volatile unsigned long *)0x7F008834) & (1 << 2)))
      ((*(volatile unsigned long *)0x7F008808) |= (1 << 6));
    else
      ((*(volatile unsigned long *)0x7F008808) &= ~(1 << 6));
    if (((*(volatile unsigned long *)0x7F008834) & (1 << 3)))
      ((*(volatile unsigned long *)0x7F008808) |= (1 << 7));
    else
      ((*(volatile unsigned long *)0x7F008808) &= ~(1 << 7));
  }
  return 0;
}
```