ST/X has some loyal followers, but it never really grabbed me.
________________________________________ From: [email protected] [[email protected]] On Behalf Of Nicolas Cellier [[email protected]] Sent: Thursday, September 30, 2010 1:39 PM To: [email protected] Subject: Re: [Pharo-project] NativeBoost and Cog. A working protype. 2010/9/30 Stephen Pair <[email protected]>: > On Wed, Sep 29, 2010 at 11:41 PM, Igor Stasenko <[email protected]> wrote: >> >> On 30 September 2010 06:20, Schwab,Wilhelm K <[email protected]> >> wrote: >> > One really crazy idea: inline C. Is there any way that one could put C >> > code into a method, have it compiled and captured somehow as part of the >> > image? Perhaps I am underestimating Cog and will soon not need to bother >> > with stuff like this, but a recent addition was >> > >> > void LogOnePlus(double * data, unsigned long size) >> > /* >> > Add one and take log10() over the buffer; in-place >> > transformation! >> > */ >> > { >> > for(unsigned long i=0; i<size; i++){ >> > data[i] = log10(data[i]+1); >> > } >> > } >> > >> > That's a simple calculation, but do it millions of times and it adds up. >> > Even if Cog is sufficiently far reaching to translate such things, there >> > are still times when C/C++ does a far nicer job of translating formulas >> > than >> > does Smalltalk. Like I said, it's a crazy idea, and if I have to choose, >> > I'd rather have callbacks :) >> > >> >> Of course its possible. >> After porting C parser/compiler into smalltalk :) >> Or perhaps some meta-language which looks like C, but which easier to >> translate to native code. > Suddenly, this reminds me ST/X... Nicolas > Indeed. It might be less work to just make the Smalltalk run as fast as the > equivalent C code (using a bit of dynamic, run time optimization). > - Stephen > _______________________________________________ > Pharo-project mailing list > [email protected] > http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project > _______________________________________________ Pharo-project mailing list [email protected] http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project _______________________________________________ Pharo-project mailing list [email protected] http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project
