[Webkit-unassigned] [Bug 240984] [JSC] Promise/async is about 6x slower than v8

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Fri May 27 15:54:19 PDT 2022


https://bugs.webkit.org/show_bug.cgi?id=240984

--- Comment #2 from Jarred Sumner <jarred at jarredsumner.com> ---
These patches had some impact:
- https://github.com/Jarred-Sumner/WebKit/commit/2640da9d0023f6e70ef0a1f7331f2eeb8b93717b
- https://github.com/Jarred-Sumner/WebKit/commit/e049be38d79ec80be0a4e6687f9d99f6e97ac208
- https://github.com/Jarred-Sumner/WebKit/commit/d8fdbb963f79baa30848fdb77914486055a6bc57
- https://github.com/Jarred-Sumner/WebKit/commit/e63c5d1faf1ba7c00f45f90acef0a0f30141ed7d

There was also a JSC::Strong in Bun's code that was not good.

async function calls are about 59% faster in bun than default jsc shell now

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