On Wed, Apr 5, 2023 at 3:05 PM 'Andreas Haas' via blink-dev < blink-dev@chromium.org> wrote:
> Contact emailsah...@google.com > > ExplainerNone > > SpecificationNone > > Summary > > There exists a limit on the size of a module that can be compiled with > `new WebAssembly.Module()` on the main thread. This limit is 4KB, and it > was introduced when WebAssembly modules got compiled eagerly with an > optimizing compiler, which could block the main thread for many seconds and > even minutes. In the meantime V8 launched lazy compilation for WebAssembly > modules, and the execution time of `new WebAssembly.Module()` is below 1 > second even for the biggest modules we see, even on the weakest devices we > measured. Therefore it is time to remove this limit. > > > Blink componentBlink>JavaScript>WebAssembly > <https://bugs.chromium.org/p/chromium/issues/list?q=component:Blink%3EJavaScript%3EWebAssembly> > > TAG reviewNone > > TAG review statusNot applicable > > Risks > > > Interoperability and Compatibility > > > > *Gecko*: Shipped/Shipping > > *WebKit*: Shipped/Shipping > > *Web developers*: Strongly positive We received repeated bug reports > because of this limit. Especially for tests synchronous compilation with > `new WebAssembly.Module()` is useful, but the size limit prevents bigger > tests from using synchronous compilation. > > *Other signals*: > > WebView application risks > > Does this intent deprecate or change behavior of existing APIs, such that > it has potentially high risk for Android WebView-based applications? > > None > > > Debuggability > > > > Will this feature be supported on all six Blink platforms (Windows, Mac, > Linux, Chrome OS, Android, and Android WebView)?Yes > > Is this feature fully tested by web-platform-tests > <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md> > ?No > Is it interoperably tested by other means? I'm not super familiar with WASM testing.. > > > Flag name > > Requires code in //chrome?False > > Estimated milestones > Shipping on desktop 114 > Shipping on Android 114 > Shipping on WebView 114 > > Anticipated spec changes > > Open questions about a feature may be a source of future web compat or > interop issues. Please list open issues (e.g. links to known github issues > in the project for the feature specification) whose resolution may > introduce web compat/interop risk (e.g., changing to naming or structure of > the API in a non-backward-compatible way). > None > > Link to entry on the Chrome Platform Status > https://chromestatus.com/feature/5080569152536576 > > Links to previous Intent discussions > > This intent message was generated by Chrome Platform Status > <https://chromestatus.com/>. > > -- > > Andreas Haas > > Software Engineer > > ah...@google.com > > > Google Germany GmbH > > Erika-Mann-Straße 33 > > 80636 München > > > Geschäftsführer: Paul Manicle, Liana Sebastian > > Registergericht und -nummer: Hamburg, HRB 86891 > > Sitz der Gesellschaft: Hamburg > > > Diese E-Mail ist vertraulich. Falls sie diese fälschlicherweise erhalten > haben sollten, leiten Sie diese bitte nicht an jemand anderes weiter, > löschen Sie alle Kopien und Anhänge davon und lassen Sie mich bitte wissen, > dass die E-Mail an die falsche Person gesendet wurde. > > > > This e-mail is confidential. If you received this communication by > mistake, please don't forward it to anyone else, please erase all copies > and attachments, and please let me know that it has gone to the wrong > person. > > -- > You received this message because you are subscribed to the Google Groups > "blink-dev" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to blink-dev+unsubscr...@chromium.org. > To view this discussion on the web visit > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAELSTve0zdDNeCDXvG%3D73-zVy8Fps_9eFErWfOocSfxbzOxGHQ%40mail.gmail.com > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAELSTve0zdDNeCDXvG%3D73-zVy8Fps_9eFErWfOocSfxbzOxGHQ%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "blink-dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to blink-dev+unsubscr...@chromium.org. To view this discussion on the web visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAL5BFfXvMbAiiBuF1MLx7Yf9u8kSRVo%3DO8QdpP9HBjC7D%3DFRzQ%40mail.gmail.com.
