4 ms·

Not true. In fact, modern x86 backends recognize the safe rotation idiom and also translate it to a single ROL instruction: http://goo.gl/NCMEVu http://goo.gl/N

by pbsd 11y ago

Not true. In fact, modern x86 backends recognize the safe rotation idiom and also translate it to a single ROL instruction: http://goo.gl/NCMEVu http://goo.gl/NCMEVu http://goo.gl/9Ytsz2 http://goo.gl/9Ytsz2 http://goo.gl/vbzHNW http://goo.gl/vbzHNW