cs_bitness
bool was_64bit = (cs_bitness(*csptr(ctx)) == 64);
if (cs_bitness(my_cs) == bitness)
if (cs_bitness(my_cs + (2 << 3)) == bitness)
if (my_cs > (2<<3) && cs_bitness(my_cs - (2 << 3)) == bitness)
if (cs_bitness(code16_sel) == bitness)