#include <inttypes.h>

int main()
{
	uint32_t a[2]={0x01020304,0x05060708},b[2]={0x0,0x0},i;
	uint32_t *m,*m1;

	m=a;
	m1=b;         //i have pointed m1 to b

	asm volatile ("movq (%1), %%mm0 \n"
		"movq %%mm0, (%0) \n"
		:"=r"(m1)
		:"r"(m)
	);

	for (i=0;i<2;i++)
		printf ("m[%d]=%d, m1[%d]=%d, b[%d]=%d\n", i, m[i], i, m1[i], i, b[i]);
	return 0;
}