user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<drawCircle>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %ecx,%eax
  mov    %edi,%ecx
  mov    %cx,-0x14(%rbp)
  mov    %esi,%ecx
  mov    %cx,-0x18(%rbp)
  mov    %dx,-0x1c(%rbp)
  mov    %ax,-0x20(%rbp)
  movzwl -0x1c(%rbp),%edx
  mov    $0x1,%eax
  sub    %edx,%eax
  mov    %ax,-0xa(%rbp)
  movw   $0x1,-0x8(%rbp)
  movzwl -0x1c(%rbp),%edx
  mov    $0x0,%eax
  sub    %edx,%eax
  add    %eax,%eax
  mov    %ax,-0x6(%rbp)
  movw   $0x0,-0x4(%rbp)
  movzwl -0x1c(%rbp),%eax
  mov    %ax,-0x2(%rbp)
  movswl -0x20(%rbp),%edx
  movzwl -0x18(%rbp),%ecx
  movzwl -0x1c(%rbp),%eax
  add    %ecx,%eax
  movswl %ax,%ecx
  movswl -0x14(%rbp),%eax
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <drawPixel@plt>
  movswl -0x20(%rbp),%edx
  movzwl -0x18(%rbp),%eax
  movzwl -0x1c(%rbp),%ecx
  sub    %ecx,%eax
  movswl %ax,%ecx
  movswl -0x14(%rbp),%eax
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <drawPixel@plt>
  movswl -0x20(%rbp),%edx
  movswl -0x18(%rbp),%ecx
  movzwl -0x14(%rbp),%esi
  movzwl -0x1c(%rbp),%eax
  add    %esi,%eax
  cwtl
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <drawPixel@plt>
  movswl -0x20(%rbp),%edx
  movswl -0x18(%rbp),%ecx
  movzwl -0x14(%rbp),%eax
  movzwl -0x1c(%rbp),%esi
  sub    %esi,%eax
  cwtl
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <drawPixel@plt>
  jmp    L28
L16:
  cmpw   $0x0,-0xa(%rbp)
  js     L2
  movzwl -0x2(%rbp),%eax
  sub    $0x1,%eax
  mov    %ax,-0x2(%rbp)
  movzwl -0x6(%rbp),%eax
  add    $0x2,%eax
  mov    %ax,-0x6(%rbp)
  movzwl -0xa(%rbp),%edx
  movzwl -0x6(%rbp),%eax
  add    %edx,%eax
  mov    %ax,-0xa(%rbp)
L2:
  movzwl -0x4(%rbp),%eax
  add    $0x1,%eax
  mov    %ax,-0x4(%rbp)
  movzwl -0x8(%rbp),%eax
  add    $0x2,%eax
  mov    %ax,-0x8(%rbp)
  movzwl -0xa(%rbp),%edx
  movzwl -0x8(%rbp),%eax
  add    %edx,%eax
  mov    %ax,-0xa(%rbp)
  movswl -0x20(%rbp),%edx
  movzwl -0x18(%rbp),%ecx
  movzwl -0x2(%rbp),%eax
  add    %ecx,%eax
  movswl %ax,%ecx
  movzwl -0x14(%rbp),%esi
  movzwl -0x4(%rbp),%eax
  add    %esi,%eax
  cwtl
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <drawPixel@plt>
  movswl -0x20(%rbp),%edx
  movzwl -0x18(%rbp),%ecx
  movzwl -0x2(%rbp),%eax
  add    %ecx,%eax
  movswl %ax,%ecx
  movzwl -0x14(%rbp),%eax
  movzwl -0x4(%rbp),%esi
  sub    %esi,%eax
  cwtl
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <drawPixel@plt>
  movswl -0x20(%rbp),%edx
  movzwl -0x18(%rbp),%eax
  movzwl -0x2(%rbp),%ecx
  sub    %ecx,%eax
  movswl %ax,%ecx
  movzwl -0x14(%rbp),%esi
  movzwl -0x4(%rbp),%eax
  add    %esi,%eax
  cwtl
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <drawPixel@plt>
  movswl -0x20(%rbp),%edx
  movzwl -0x18(%rbp),%eax
  movzwl -0x2(%rbp),%ecx
  sub    %ecx,%eax
  movswl %ax,%ecx
  movzwl -0x14(%rbp),%eax
  movzwl -0x4(%rbp),%esi
  sub    %esi,%eax
  cwtl
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <drawPixel@plt>
  movswl -0x20(%rbp),%edx
  movzwl -0x18(%rbp),%ecx
  movzwl -0x4(%rbp),%eax
  add    %ecx,%eax
  movswl %ax,%ecx
  movzwl -0x14(%rbp),%esi
  movzwl -0x2(%rbp),%eax
  add    %esi,%eax
  cwtl
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <drawPixel@plt>
  movswl -0x20(%rbp),%edx
  movzwl -0x18(%rbp),%ecx
  movzwl -0x4(%rbp),%eax
  add    %ecx,%eax
  movswl %ax,%ecx
  movzwl -0x14(%rbp),%eax
  movzwl -0x2(%rbp),%esi
  sub    %esi,%eax
  cwtl
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <drawPixel@plt>
  movswl -0x20(%rbp),%edx
  movzwl -0x18(%rbp),%eax
  movzwl -0x4(%rbp),%ecx
  sub    %ecx,%eax
  movswl %ax,%ecx
  movzwl -0x14(%rbp),%esi
  movzwl -0x2(%rbp),%eax
  add    %esi,%eax
  cwtl
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <drawPixel@plt>
  movswl -0x20(%rbp),%edx
  movzwl -0x18(%rbp),%eax
  movzwl -0x4(%rbp),%ecx
  sub    %ecx,%eax
  movswl %ax,%ecx
  movzwl -0x14(%rbp),%eax
  movzwl -0x2(%rbp),%esi
  sub    %esi,%eax
  cwtl
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <drawPixel@plt>
L28:
  movzwl -0x4(%rbp),%eax
  cmp    -0x2(%rbp),%ax
  jl     L16
  nop
  nop
  leave
  ret
```

assistant: ```c
void drawCircle(short x0, short y0, short r, short color) {
  short f = 1 - r;
  short ddF_x = 1;
  short ddF_y = -2 * r;
  short x = 0;
  short y = r;
  drawPixel(x0, y0 + r, color);
  drawPixel(x0, y0 - r, color);
  drawPixel(x0 + r, y0, color);
  drawPixel(x0 - r, y0, color);
  while (x < y) {
    if (f >= 0) {
      y--;
      ddF_y += 2;
      f += ddF_y;
    }
    x++;
    ddF_x += 2;
    f += ddF_x;
    drawPixel(x0 + x, y0 + y, color);
    drawPixel(x0 - x, y0 + y, color);
    drawPixel(x0 + x, y0 - y, color);
    drawPixel(x0 - x, y0 - y, color);
    drawPixel(x0 + y, y0 + x, color);
    drawPixel(x0 - y, y0 + x, color);
    drawPixel(x0 + y, y0 - x, color);
    drawPixel(x0 - y, y0 - x, color);
  }
}
```