=> 0x7f56f26a6d74:	movzbl (%rdi),%eax
   0x7f56f26a6d77:	test   %al,%al
   0x7f56f26a6d79:	je     0x7f56f26a70a7
   0x7f56f26a6d7f:	movzbl (%rsi),%edx
   0x7f56f26a6d82:	test   %dl,%dl
   0x7f56f26a6d84:	je     0x7f56f26a6e29
   0x7f56f26a6d8a:	mov    %rsi,%rbx
   0x7f56f26a6d8d:	mov    %rdi,%rcx
   0x7f56f26a6d90:	mov    $0x1,%esi
   0x7f56f26a6d95:	jmp    0x7f56f26a6dab
   0x7f56f26a6d97:	nopw   0x0(%rax,%rax,1)
   0x7f56f26a6da0:	movzbl (%rbx),%edx
   0x7f56f26a6da3:	add    $0x1,%rcx
   0x7f56f26a6da7:	test   %dl,%dl
   0x7f56f26a6da9:	je     0x7f56f26a6dc6
   0x7f56f26a6dab:	cmp    %dl,%al