And ARES6. - Saam
> On Jul 13, 2017, at 1:50 PM, Saam barati <sbar...@apple.com> wrote: > > Can you please run Octane and Kraken too? > > - Saam > >> On Jul 13, 2017, at 7:47 AM, Caio Lima <ticaiol...@gmail.com >> <mailto:ticaiol...@gmail.com>> wrote: >> >> Finally I got the results from the last benchmark run. The results >> shows that the speed-ups are considerable comparing with CLoop >> version, since we get faster results in a big number of tests and >> regress in a minor number of scripts. I would like to get feedback >> from you as well, but IMHO enabling JIT for ARMv6 looks a good >> improvement step and the amount of code we are touching in current >> trunk code to make it possible is small. >> >> The results are attached and I also uploaded them in >> https://bugs.webkit.org/show_bug.cgi?id=172765 >> <https://bugs.webkit.org/show_bug.cgi?id=172765>. >> >> PS.: Some test cases (bigswitch-indirect-symbol-or-undefined, >> bigswitch-indirect-symbol, bigswitch, etc) are failing now and I'm >> already investigating the source of problem to fix them. >> >> Regards, >> Caio. >> >> 2017-07-05 22:54 GMT-03:00 Filip Pizlo <fpi...@apple.com >> <mailto:fpi...@apple.com>>: >>> To be clear, I’m concerned that the 32-bit JIT backends have such bad >>> tuning for these embedded platforms that it’s just pure badness. Until you >>> can prove that you can change this, I think that porting should focus on >>> making the cloop great. Then, we can rip out support for weird CPUs rather >>> than bringing it back. >>> >>> -Filip >>> >>>> On Jul 5, 2017, at 6:14 PM, Caio Lima <ticaiol...@gmail.com >>>> <mailto:ticaiol...@gmail.com>> wrote: >>>> >>>> 2017-07-05 18:25 GMT-03:00 Filip Pizlo <fpi...@apple.com >>>> <mailto:fpi...@apple.com>>: >>>>> 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. >>>> >>>> It makes sense. I can get these numbers related to JIT. >>>> >>>> BTW, there is a Patch that isn't JIT related >>>> (https://bugs.webkit.org/show_bug.cgi?id=172766 >>>> <https://bugs.webkit.org/show_bug.cgi?id=172766>). >>>> >>>> Regards, >>>> Caio. >>>> >>>>> -Filip >>>>> >>>>>> On Jun 13, 2017, at 6:48 PM, Caio Lima <ticaiol...@gmail.com >>>>>> <mailto: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 >>>>>> <https://www.igalia.com/about-us/coding-experience> >>>>>> [2] - https://github.com/WebPlatformForEmbedded/WPEWebKit >>>>>> <https://github.com/WebPlatformForEmbedded/WPEWebKit> >>>>>> [3] - https://bugs.webkit.org/show_bug.cgi?id=172765 >>>>>> <https://bugs.webkit.org/show_bug.cgi?id=172765> >>>>>> _______________________________________________ >>>>>> webkit-dev mailing list >>>>>> webkit-dev@lists.webkit.org <mailto:webkit-dev@lists.webkit.org> >>>>>> https://lists.webkit.org/mailman/listinfo/webkit-dev >> <baseline_changes_SunSpiderLongSpiderV8SpiderMicrobenchmarksSixSpeed_buildroot_20170712_1029_report.txt>_______________________________________________ >> webkit-dev mailing list >> webkit-dev@lists.webkit.org <mailto:webkit-dev@lists.webkit.org> >> https://lists.webkit.org/mailman/listinfo/webkit-dev >> <https://lists.webkit.org/mailman/listinfo/webkit-dev>
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