<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <meta content="text/html;charset=ISO-8859-1" http-equiv="Content-Type"> </head> <body bgcolor="#ffffff" text="#000000"> Matthew Flatt wrote at 04/24/2011 06:53 PM: <blockquote cite="mid:20110424225339.D25C565005A@mail-svr1.cs.utah.edu" type="cite"> <pre wrap="">At Sun, 24 Apr 2011 12:48:53 -0400, Neil Van Dyke wrote: </pre> <blockquote type="cite"> <pre wrap="">Do I read this correctly that (for whatever distributions of inputs you used) we can expect the new "assq" to be about twice as fast on 64-bit x86, and about half-again as slow on 32-bit? </pre> </blockquote> <pre wrap=""> Well, here are some new numbers (32-bit): </pre> </blockquote> <br> Cool, Matthew.  The modest performance hit for "assq" on 32-bit (my workstation) right now is a small price to pay for doubling the speed on 64-bit (lots of servers).  That should be a significant help to one of the production apps that uses Racket.<br> <br> This is a nice spring holiday gift.<br> <br> <div class="moz-signature">-- <br> <a class="moz-txt-link-freetext" href="http://www.neilvandyke.org/">http://www.neilvandyke.org/</a> </div> </body> </html>