1 .global memcpy 2 .global __memcpy_fwd 3 .hidden __memcpy_fwd 4 .type memcpy,@function 5 memcpy: 6 __memcpy_fwd: 7 mov %rdi,%rax 8 cmp $8,%rdx 9 jc 1f 10 test $7,%edi 11 jz 1f 12 2: movsb 13 dec %rdx 14 test $7,%edi 15 jnz 2b 16 1: mov %rdx,%rcx 17 shr $3,%rcx 18 rep 19 movsq 20 and $7,%edx 21 jz 1f 22 2: movsb 23 dec %edx 24 jnz 2b 25 1: ret 26