You need to establish that the JIT is a performance progression over the LLInt on ARMv6. I am opposed to more ARMv6 patches landing until there is some evidence provided that you’re actually getting speed-ups.
-Filip > On Jun 13, 2017, at 6:48 PM, Caio Lima <ticaiol...@gmail.com> wrote: > > Hi All. > > Some of you guys might know me through the work I have been doing in > JSC. The experience working with WebKit has been great so far, thank > you for the reviews! > > Since 1st May, we at Igalia have been working on bring back the ARMv6 > support into JSC. We already have commits into our downstream branch > port[2] that fixes some compile/runtime errors when building JSC to > ARMv6 and also fixes some bugs. However, this branch is not synced > with WebKit upstream tree and I would like to pursue the upstreaming > of this ARMv6/JSC support to WebKit. > > As a long shot, we are planning to maintain the ARMv6 support and make > tests run as green as possible. Also, it's our goal make ARMv6 support > not interfere with other ARM versions support code negatively and we > will be in charge of implement platform-specific fixes/features for > JSC/ARM6, this way no imposing burden to the rest of the community. > > To keep track of work to be done, I've create a meta-bug in > bugzilla[3] and it's going to be used firstly to organize the commits > from our downstream branch, but pretty soon I'm going to create issues > related with javascriptcore-test failures and send patches to fix > them. We have already submitted 3 patches (they are marked as > dependence of [3]) that fixes ARMv6 into LLInt and JIT layers and got > a round of review into them. > > Best Regards, > Caio. > > [1] - https://www.igalia.com/about-us/coding-experience > [2] - https://github.com/WebPlatformForEmbedded/WPEWebKit > [3] - https://bugs.webkit.org/show_bug.cgi?id=172765 > _______________________________________________ > webkit-dev mailing list > webkit-dev@lists.webkit.org > https://lists.webkit.org/mailman/listinfo/webkit-dev _______________________________________________ webkit-dev mailing list webkit-dev@lists.webkit.org https://lists.webkit.org/mailman/listinfo/webkit-dev
