=> 0x7fbc2b36c48b:	rep movsq %ds:(%rsi),%es:(%rdi)
   0x7fbc2b36c48e:	xchg   %ax,%ax
   0x7fbc2b36c490:	sub    %r11,%rdx
   0x7fbc2b36c493:	test   $0xfffffffffffffff8,%rdx
   0x7fbc2b36c49a:	jne    0x7fbc2b36c4b0
   0x7fbc2b36c49c:	and    $0x7,%edx
   0x7fbc2b36c49f:	jne    0x7fbc2b36c346
   0x7fbc2b36c4a5:	mov    %rdi,%rax
   0x7fbc2b36c4a8:	retq   
   0x7fbc2b36c4a9:	nopl   0x0(%rax)
   0x7fbc2b36c4b0:	mov    0x333d89(%rip),%r8        # 0x7fbc2b6a0240
   0x7fbc2b36c4b7:	cmp    %rdx,%r8
   0x7fbc2b36c4ba:	cmova  %rdx,%r8
   0x7fbc2b36c4be:	mov    %r8,%rcx
   0x7fbc2b36c4c1:	and    $0xffffffffffffffc0,%r8
   0x7fbc2b36c4c5:	shr    $0x6,%rcx