I don't follow? Yes, if there is no setStatus, then it will call doRun, and doRun will both set calledRun to true but also actually call _main, so main must end up being called.
Which branch of emscripten are you on btw? And when did you last update? Perhaps we are looking at different code? - Alon On Wed, Feb 12, 2014 at 1:55 PM, Chris <[email protected]> wrote: > Hi Alon, > > Module.calledRun is set true by doRun() simply if Module.setStatus does > not exist... This is the code em++ appends before post.js: > > if (Module['setStatus']) { > Module['setStatus']('Running...'); > setTimeout(function() { > setTimeout(function() { > Module['setStatus'](''); > }, 1); > if (!ABORT) doRun(); > }, 1); > } else { > doRun(); > } > > I compiled now with latest emscripten -O2 -g1, no asm.js error (ignore the > ones coming from gnuplot.js), but the performance bug after a reset > remains. :( > The new version is uploaded directly at > http://gaia.respawned.com > > "Reset" simply calls gaia_create() again in the worker. Is there a way to > open a worker console in the inspector of FF? This is a pretty handy > feature in chrome... > > Cheers, > C > > On Wednesday, February 12, 2014 8:38:49 PM UTC+1, Alon Zakai wrote: > >> Looking in src/postamble.js, calledRun is only set to true when actually >> running this code: >> >> ensureInitRuntime(); >> >> preMain(); >> >> if (Module['_main'] && shouldRunNow) { >> Module['callMain'](args); >> } >> >> postRun(); >> >> so if you do not throw in any of those (you would see an exception), or >> do not define Module._main at a later time, this should work. (There is >> also shouldRunNow, which unless you defined INVOKE_RUN or >> Module['noInitialRun'], should not interfere here.) Hope that helps figure >> out that issue. >> >> Yes, for performance -O2 -g1 is needed. >> >> - Alon >> >> >> >> On Wed, Feb 12, 2014 at 7:22 AM, Chris <[email protected]> wrote: >> >>> Fixed, but it wasn't actually the problem. For some reason >>> Module.calledRun was true, so Module.run() did nothing. Setting it now >>> manually false before the run. >>> To the original problem: The -g1 version works now (index_alon.html), >>> without asm.js errors but is ~100 times slower. I guess this is no use in >>> determining why the speed loss occurred. Should I compile with -O2 and -g1 ? >>> >>> Thanks, >>> Christian >>> >>> >>> >>> On Tuesday, February 11, 2014 7:32:03 PM UTC+1, Alon Zakai wrote: >>> >>>> I believe FS.unlink is what does that. >>>> >>>> - Alon >>>> >>>> >>>> >>>> On Tue, Feb 11, 2014 at 12:55 AM, Christian H <[email protected]> wrote: >>>> >>>>> ...just noticed that chrome does complain about FS.deleteFile() not >>>>> found? How do I remove a file now? >>>>> >>>>> Cheers, >>>>> C >>>>> >>>>> >>>>> On Tue, Feb 11, 2014 at 9:50 AM, Christian H <[email protected]> wrote: >>>>> >>>>>> Hi Alon, >>>>>> I did recompile with the latest emscripten, the one I compiled with >>>>>> was not more than 2 months old. However, now I get nothing. I do see the >>>>>> asm.js warnings, but no reaction to Module.run(), also no error (even >>>>>> within worker triggering manually), the FS works, Module.print() works >>>>>> too. >>>>>> That happens to all versions I compiled with -O2 or -g1. I prepared a >>>>>> site >>>>>> loading the new (-g1) version: >>>>>> >>>>>> http://gaia.respawned.com/index_alon.html >>>>>> >>>>>> The bitcode is at >>>>>> http://gaia.respawned.com/GaiaE.o >>>>>> >>>>>> You don't need to wait that long, it will run until TS 1000. The >>>>>> performance line appears after TS 0. >>>>>> >>>>>> Thanks, >>>>>> Christian >>>>>> >>>>>> >>>>>> On Mon, Feb 10, 2014 at 10:17 PM, Alon Zakai <[email protected]>wrote: >>>>>> >>>>>>> Thanks. How long should this run? I waited until TS: 100 and it >>>>>>> still keeps going it seems. >>>>>>> >>>>>>> I see an asm.js validation error in the log, this could be related >>>>>>> to the performance problem. Was this compiled using latest emscripten? >>>>>>> If >>>>>>> so, can you make a whitespace-friendly build I could take a look at? >>>>>>> emcc >>>>>>> -g1 will do that. (Even better is if you can provide the bitcode file, >>>>>>> but >>>>>>> not necessary.) >>>>>>> >>>>>>> - Alon >>>>>>> >>>>>>> >>>>>>> >>>>>>> On Mon, Feb 10, 2014 at 11:13 AM, Chris <[email protected]> wrote: >>>>>>> >>>>>>>> Yes - you have to switch to the "Run"tab first. That is where the >>>>>>>> CFD sim task is controlled, the gnuplot tasks may/should suffer from >>>>>>>> the >>>>>>>> same problem. >>>>>>>> The GFlops output comes after the first time step. >>>>>>>> >>>>>>>> Cheers, >>>>>>>> C >>>>>>>> >>>>>>>> >>>>>>>> On Monday, February 10, 2014 7:21:07 PM UTC+1, Alon Zakai wrote: >>>>>>>> >>>>>>>>> Does it print out the GFlops somewhere? >>>>>>>>> >>>>>>>>> All I see is "Execution took", which went from 1.628 to 2.172 when >>>>>>>>> I reset. >>>>>>>>> >>>>>>>>> - Alon >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> On Mon, Feb 10, 2014 at 3:04 AM, Chris <[email protected]> wrote: >>>>>>>>> >>>>>>>>>> Hi all, >>>>>>>>>> I ported a fluid simulation C++ code (command line program) with >>>>>>>>>> emscripten and it works quite fantastic. I never thought JS could >>>>>>>>>> run that >>>>>>>>>> efficiently. >>>>>>>>>> However, to re-run my program I wrapped the compiled version in a >>>>>>>>>> function (with pre/post.js) to reset its state. That usually worked >>>>>>>>>> nice, >>>>>>>>>> but recently I get at first an awesome performance from FF (~0.3 >>>>>>>>>> native >>>>>>>>>> speed!), but after a reset it suffers a drastic performance >>>>>>>>>> breakdown of a >>>>>>>>>> factor of 20. >>>>>>>>>> >>>>>>>>>> The site is http://gaia.respawned.com >>>>>>>>>> >>>>>>>>>> You can observe it just by clicking "Run" in the Run tab, the >>>>>>>>>> sparse matrix mul+add performance is measured thoroughly. At first >>>>>>>>>> run: >>>>>>>>>> Performance (mul+add): 0.377445 GFlops >>>>>>>>>> >>>>>>>>>> After "Reset" (calling gaia_create() again in the worker): >>>>>>>>>> Performance (mul+add): 0.0187213 GFlops >>>>>>>>>> >>>>>>>>>> On a recent Chrome I do not get a difference, always around 0.26 >>>>>>>>>> GFlops. >>>>>>>>>> >>>>>>>>>> Thanks for your help, >>>>>>>>>> Christian >>>>>>>>>> >>>>>>>>>> PS: Native gcc -O3 : 1.17 GFlops. >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> -- >>>>>>>>>> You received this message because you are subscribed to the >>>>>>>>>> Google Groups "emscripten-discuss" group. >>>>>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>>>>> send an email to [email protected]. >>>>>>>>>> For more options, visit https://groups.google.com/groups/opt_out. >>>>>>>>>> >>>>>>>>> >>>>>>>>> -- >>>>>>>> You received this message because you are subscribed to the Google >>>>>>>> Groups "emscripten-discuss" group. >>>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>>> send an email to [email protected]. >>>>>>>> For more options, visit https://groups.google.com/groups/opt_out. >>>>>>>> >>>>>>> >>>>>>> -- >>>>>>> You received this message because you are subscribed to a topic in >>>>>>> the Google Groups "emscripten-discuss" group. >>>>>>> To unsubscribe from this topic, visit https://groups.google.com/d/to >>>>>>> pic/emscripten-discuss/UFL7YRfvJQw/unsubscribe. >>>>>>> To unsubscribe from this group and all its topics, send an email to >>>>>>> [email protected]. >>>>>>> For more options, visit https://groups.google.com/groups/opt_out. >>>>>>> >>>>>> >>>>>> >>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "emscripten-discuss" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> For more options, visit https://groups.google.com/groups/opt_out. >>>>> >>>> >>>> -- >>> You received this message because you are subscribed to the Google >>> Groups "emscripten-discuss" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> For more options, visit https://groups.google.com/groups/opt_out. >>> >> >> -- > You received this message because you are subscribed to the Google Groups > "emscripten-discuss" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/groups/opt_out. > -- You received this message because you are subscribed to the Google Groups "emscripten-discuss" group. 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