No objection. Geoff
> On Sep 13, 2019, at 1:39 PM, Yusuke Suzuki <ysuz...@apple.com> wrote: > > Hello all, > > Now, Xcode no longer has ability to build 32bit binary. > Fedora starts dropping x86 32bit kernel shipping. > Our x86/x86_64 JIT requires SSE2, so such CPUs can use JIT if they want by > switching x86 to x86_64. > And these CPUs are modern enough to run CLoop at high speed. > > x86 32bit JIT backend is very complicated and is being a major maintenance > burden. > This is due to very few # of registers. Which scatters a lot of isX86 / > CPU(X86) in Baseline, DFG, and Yarr. > I’m now planning to optimize some part of Yarr, but x86 YarrJIT is being a > major barrier of such cleanups / optimizations. > > So, I would like to propose dropping X86 32bit JIT support. > > -Yusuke > _______________________________________________ > 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
