Re: MD5 optimized for AMD64 (+65% speedup)

2004-12-17 Thread Dr. Stephen Henson
On Sat, Dec 18, 2004, Marc Bevand wrote: > > Ok. So, here is my question to the OpenSSL community: what algorithm > would you like to see optimized for AMD64 ? AES, SHA-1, Blowfish, RC5 ? > Speaking personally SHA-1 because it is so universal then AES. Steve. -- Dr Stephen N. Henson. Email, S/

Re: MD5 optimized for AMD64 (+65% speedup)

2004-12-17 Thread Marc Bevand
Andy Polyakov wrote: | | ... [optimizing MD5 for AMD64] ... | As it's not really a key algorithm, adoption if this submission is going | to the end of my TODO list. I understand. | Another reason for this is that it requires assembler patch. The GNU 'as' bug triggered by my code has been fixed

Re: MD5 optimized for AMD64 (+65% speedup)

2004-12-17 Thread Andy Polyakov
This time, here is an article about optimizing MD5 for AMD64. Code is provided, it has been designed to be easily integrated into OpenSSL: http://epita.fr/~bevand_m/papers/md5-amd64.html On an Opteron 244, the code is 65% faster than the current (C language) implementation of OpenSSL. As it's no