PS: if you don't allocate/free with very high frequency, also consider switching to the minimal Emscripten allocator with "-s MALLOC='emmalloc'"
On Wednesday, 18 January 2023 at 11:36:26 UTC+1 Floh wrote: > Are you building will all optimization options turned to 11? Usually > Emscripten is very good at aggressive dead code elimination, both on the > WASM and JS side. Some things to check in the build settings to minimize > build size (I'm not 100% sure how many of those are still needed versus > having become the default now): > > - turn off filesystem support if you don't need it: -s NO_FILESYSTEM=1 > (linker setting) > - enabling LTO may help with more aggressive DCE, but also causes more > aggressive inlining: -flto (compile and linker setting) > - enable the Closure JS minifier: --closure (linker setting) > - enable minimal runtime -s MINIMAL_RUNTIME=2 -s ENVIRONMENT=web > - test the various optimization settings that trade off speed vs size (-O2 > vs -Os vs -Oz) > - use a minimal HTML shell file like this: > https://github.com/floooh/sokol-samples/blob/master/webpage/shell.html > > Finally if you are looking for a more minimal GLFW/SDL replacement, check > out sokol_app.h. This has fewer features than GLFW or SDL for desktop > platforms, but is a fairly complete alternative for WASM applications: > > https://floooh.github.io/sokol-html5/ > > Cheers! > On Monday, 16 January 2023 at 16:42:57 UTC+1 ulhas...@orbo.ai wrote: > >> Hello, >> Need your help understaning how JS code is generated. >> >> In my project, I am using Emscripten to generate WASM. For window >> management, I am using GLFW window. Application is working fine. >> But generated JS code contains lot of unnecessary DOM manipulations and >> event binding not used in application. >> What I wanted is simple display-only canvas, but generated code is >> handling lot of events I do not need. This also causing some leakage issues >> in handlers. >> >> Is there any way I can get rid of this code? Some compilation options or >> why it is present at first place? >> >> Any pointers would help. >> >> Thanks, >> Ulhas >> > -- 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 emscripten-discuss+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/emscripten-discuss/be58e9ef-7f93-45bf-aa62-a8885529f199n%40googlegroups.com.
