Re: [Haskell-cafe] speed: ghc vs gcc vs jhc

2009-02-20 Thread Don Stewart
bulat.ziganshin: > Hello John, > > Saturday, February 21, 2009, 3:42:24 AM, you wrote: > > >> this is true for *application* code, but for codec you may have lots of > >> code that just compute, compute, compute > > > Yes indeed. If there is code like this out there for haskell, I would > > love

Re: [Haskell-cafe] speed: ghc vs gcc vs jhc

2009-02-20 Thread Alberto G. Corona
But it is very misleading. It would be nice to have a log or something similar to inform about the current state ://repetae.net/computer/jhc/jhc.shtml > That is just there for historical reasons as my initial announcement. > > more up to date info is > > in the manual: http://repetae.net/computer

Re: [Haskell-cafe] speed: ghc vs gcc vs jhc

2009-02-20 Thread John Meacham
On Sat, Feb 21, 2009 at 01:20:14AM +0100, Alberto G. Corona wrote: > John, > please update the section "All is not well in jhc-land" because now > things are better isn´t? Ah, are you refering to this page? http://repetae.net/computer/jhc/jhc.shtml That is just there for historical reasons as my

Re: [Haskell-cafe] speed: ghc vs gcc vs jhc

2009-02-20 Thread John Meacham
On Sat, Feb 21, 2009 at 03:21:03AM +0300, Bulat Ziganshin wrote: > >> what is "substantial size"? can jhc be used for video codec, i.e. > >> probably no extensions - just raw computations, and thousands or tens > >> of thousands LOCs? > > > Perhaps. A bigger issue in practice is that the larger a

Re: [Haskell-cafe] speed: ghc vs gcc vs jhc

2009-02-20 Thread Alberto G. Corona
John, please update the section "All is not well in jhc-land" because now things are better isn´t? 2009/2/21 John Meacham > > On Sat, Feb 21, 2009 at 02:24:59AM +0300, Bulat Ziganshin wrote: > > Hello John, > > > > Saturday, February 21, 2009, 2:14:25 AM, you wrote: > > > > > Heh. He probably me

Re: [Haskell-cafe] speed: ghc vs gcc vs jhc

2009-02-20 Thread John Meacham
On Sat, Feb 21, 2009 at 02:24:59AM +0300, Bulat Ziganshin wrote: > Hello John, > > Saturday, February 21, 2009, 2:14:25 AM, you wrote: > > > Heh. He probably meant something more like "jhc is not a production > > compiler" which is true for a lot of projects. For projects of > > substantial size

Re: [Haskell-cafe] speed: ghc vs gcc vs jhc

2009-02-20 Thread Ketil Malde
Bulat Ziganshin writes: >> Don't forget jhc: > i was pretty sure that jhc will be as fast as gcc :) unfortunately, > jhc isn't our production compiler Neither is GCC :-) -k -- If I haven't seen further, it is by standing in the footprints of giants

Re: [Haskell-cafe] speed: ghc vs gcc vs jhc

2009-02-20 Thread John Meacham
Don't forget jhc: on my machine (with 'print' equivalent added to C one to be fair, and 10^9 changed to 1000*1000*1000 just like the C one) ghc: (-O2) time ./foo ./foo 2.26s user 0.00s system 99% cpu 2.273 total gcc: time ./a.out ./a.out 0.34s user 0.00s system 99% cpu 0.341 total jhc: time