=> 0xb6db66b6:	movdqu (%edi),%xmm1
   0xb6db66ba:	pcmpeqb %xmm1,%xmm0
   0xb6db66be:	pmovmskb %xmm0,%edx
   0xb6db66c2:	test   %edx,%edx
   0xb6db66c4:	jne    0xb6db6739
   0xb6db66c6:	mov    %edi,%eax
   0xb6db66c8:	and    $0xfffffff0,%eax
   0xb6db66cb:	jmp    0xb6db66e7
   0xb6db66cd:	mov    %edi,%eax
   0xb6db66cf:	and    $0xfffffff0,%eax
   0xb6db66d2:	pcmpeqb (%eax),%xmm0
   0xb6db66d6:	mov    $0xffffffff,%esi
   0xb6db66db:	sub    %eax,%ecx
   0xb6db66dd:	shl    %cl,%esi
   0xb6db66df:	pmovmskb %xmm0,%edx
   0xb6db66e3:	and    %esi,%edx