Hi Marco, Which version of PD are you running? Which OS? I expect you downloaded jit_expr from deken? Does the jit_expr help file work if you open it in the pd browser? help -> browse -> jit_expr -> double click on the jit_expr-help.pd file?
-Alex On Sun, Mar 18, 2018 at 9:49 AM, Marco Matteo Markidis < mm.marki...@gmail.com> wrote: > Dear Alex, > > very happy about this new feature... and incredibly very happy about > hearing just-in-time compiling dsp graph! > Anyway, I get only various jit/expr, jit/expr~, jit/fexpr~ couldn't > create... > I tried to change the [declare -lib] in [declare -path], jit_expr in > jit/expr in declare, looking to have the right 64 bit pd but nothing... > > Best, > Marco > > 2018-03-18 17:34 GMT+01:00 Alex <x37v.a...@gmail.com>: > >> Alexandre, >> >> I don't think it has had enough usage to be called "stable" yet, but I >> could see that happening down the line. In fact, I could see eventually JIT >> compiling the entire DSP graph.. but of course that would be significant >> work. At this point I just need more people to try it out and make sure it >> would be up to it. >> >> -Alex >> >> >> On Sun, Mar 18, 2018 at 9:23 AM, Alexandre Torres Porres < >> por...@gmail.com> wrote: >> >>> if this is stable, wouldn't it be a nice idea to propose it as an update >>> to the expr~ family of objects? since it is basically an optimized clone? >>> >>> cheers >>> >>> 2018-03-18 13:08 GMT-03:00 Alex <x37v.a...@gmail.com>: >>> >>>> jit_expr is a clone of the pure data expr/expr~/fexpr~ objects. It >>>> just-in-time compiles its expressions so they should be much more optimized >>>> than the original. If all works as designed, they should use less CPU than >>>> the equivalent vanilla, non-expr, patching and have a significant CPU >>>> advantage over the original expr objects. >>>> >>>> I've put the external, compiled for 64-bit Mac-OS and 64-bit Linux, up >>>> on deken: in pd, go to help menu, find externals, search for "jit_expr". >>>> >>>> After installing the external you should be able to change any of your >>>> expr family of objects to just in time compile by loading the library, >>>> [declare -lib jit_expr], and then prefixing the object name with "jit/", >>>> for example [jit/fexpr~ $x1[0] + $y1[-1]]. >>>> >>>> I believe they are feature complete with the originals but I'd love to >>>> know if there is anything that I'm missing or any bugs that you discover. >>>> I'm not exactly sure how to profile pure data patches. If anyone has a >>>> good approach or original expr~/fexpr~ patches that use a lot of CPU you >>>> can share, let me know. >>>> >>>> Compiling in the object takes a little bit of time, so the initial >>>> instantiation of the object/expression will be a bit slower than the >>>> original, FYI. >>>> >>>> Please report any issues here: >>>> https://github.com/x37v/jit-expr/issues >>>> >>>> >>>> BTW, if you're curious to see the llvm assembly produced by your >>>> expression, send the |print( message into the left most inlet of your >>>> object then check out the pd console. >>>> >>>> >>>> I would love help building Windows and 32-bit Linux versions of the >>>> externals. I'm guessing we could also do raspi/arm builds but we'd need >>>> some changes to the source code as it uses llvm and explicitly generates >>>> code for x86 right now. >>>> >>>> The source code can be found in the git repo: >>>> https://github.com/x37v/jit-expr >>>> >>>> -Alex Norman >>>> >>>> _______________________________________________ >>>> Pd-announce mailing list >>>> pd-annou...@lists.iem.at >>>> https://lists.puredata.info/listinfo/pd-announce >>>> >>>> _______________________________________________ >>>> Pd-list@lists.iem.at mailing list >>>> UNSUBSCRIBE and account-management -> https://lists.puredata.info/li >>>> stinfo/pd-list >>>> >>>> >>> >>> _______________________________________________ >>> Pd-list@lists.iem.at mailing list >>> UNSUBSCRIBE and account-management -> https://lists.puredata.info/li >>> stinfo/pd-list >>> >>> >> >> _______________________________________________ >> Pd-list@lists.iem.at mailing list >> UNSUBSCRIBE and account-management -> https://lists.puredata.info/li >> stinfo/pd-list >> >> > > > -- > Ho cambiato l'indirizzo email in mm.marki...@autistici.org . Se non รจ un > problema, scrivimi a questo nuovo indirizzo email. > > I changed my email address in mm.marki...@autistici.org . If it is ok for > you, please write me to this new email address. > > _______________________________________________ > Pd-list@lists.iem.at mailing list > UNSUBSCRIBE and account-management -> https://lists.puredata.info/ > listinfo/pd-list > >
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