6  *	We can use MMX just for prefetch in IRQ's. This may be a win.
53 		"1: prefetch (%0)\n"		/* This set is 28 bytes */  in _mmx_memcpy()
54 		"   prefetch 64(%0)\n"  in _mmx_memcpy()
55 		"   prefetch 128(%0)\n"  in _mmx_memcpy()
56 		"   prefetch 192(%0)\n"  in _mmx_memcpy()
57 		"   prefetch 256(%0)\n"  in _mmx_memcpy()
68 		"1:  prefetch 320(%0)\n"  in _mmx_memcpy()
176 	 * maybe the prefetch stuff can go before the expensive fnsave...  in fast_copy_page()
180 		"1: prefetch (%0)\n"  in fast_copy_page()
181 		"   prefetch 64(%0)\n"  in fast_copy_page()
182 		"   prefetch 128(%0)\n"  in fast_copy_page()
183 		"   prefetch 192(%0)\n"  in fast_copy_page()
184 		"   prefetch 256(%0)\n"  in fast_copy_page()
194 		"1: prefetch 320(%0)\n"  in fast_copy_page()
298 		"1: prefetch (%0)\n"  in fast_copy_page()
299 		"   prefetch 64(%0)\n"  in fast_copy_page()
300 		"   prefetch 128(%0)\n"  in fast_copy_page()
301 		"   prefetch 192(%0)\n"  in fast_copy_page()
302 		"   prefetch 256(%0)\n"  in fast_copy_page()
312 		"1: prefetch 320(%0)\n"  in fast_copy_page()