At Mon, 25 Jul 2011 08:05:46 -0400, Sam Tobin-Hochstadt wrote: > On Mon, Jul 25, 2011 at 7:51 AM, Matthew Flatt <mfl...@cs.utah.edu> wrote: > > > > Here are some timings for 1000 iterations on 2^20-element inputs > > (32-bit mode, Mac Book Pro 2.53 GHz): > > > > C as above, gcc -02 : 1409 > > C with indirections, gcc -O2 : 4041 > > C as above, gcc -O0 : 6425 > > C with indirections, gcc -O0 : 8480 > > Racket fxvector (more direct): 8883 > > Racket : 11248 > > > > I can tweak the JIT in small ways to make a small improvement: > > > > Racket with JIT tweaks : 10670 > > What do the JIT tweaks do to the performance of the fxvector version?
The tweak doesn't change `fxvector-set!'. _________________________________________________ For list-related administrative tasks: http://lists.racket-lang.org/listinfo/dev
