代码

# include <cstdio>

void sort(unsigned *a, int n) {
	for (int i = n - 1; i > 0; i--) {
        for (int j = 0; j < i; j++) {
            if (a[j] > a[j + 1]) {
            	int t = a[j];
            	a[j] = a[j + 1];
            	unsigned * p = &a[j];
            	asm (
					"mov     %1, 4(%0)    \n"
					: : "r"(p), "r"(t));
//            	a[j + 1] = t;
//            	asm ("movl %2, 4(%0, %1, 4)" : : "r"(a), "r"(j), "r"(t));
//				asm ("mov %%esi, 4(%0,%0,4)" : : "r"(a));
            }
        }
    }
}

int main() {
	unsigned a[] = {100,400,500,200,300};
	sort(a, 5);
	for (int i = 0; i < 5; i++) {
		printf("%u ", a[i]);
	}
	return 0;
}

评测结果