1 
2 MEMCPY_FN(__memcpy,
3 	"x86-64-unrolled",
4 	"unrolled memcpy() in arch/x86/lib/memcpy_64.S")
5 
6 MEMCPY_FN(memcpy_c,
7 	"x86-64-movsq",
8 	"movsq-based memcpy() in arch/x86/lib/memcpy_64.S")
9 
10 MEMCPY_FN(memcpy_c_e,
11 	"x86-64-movsb",
12 	"movsb-based memcpy() in arch/x86/lib/memcpy_64.S")
13