[Webkit-unassigned] [Bug 194853] [JSC][x86] Drop support for x87 floating point

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=194853

Yusuke Suzuki <ysuzuki at apple.com> changed:

           What    |Removed                     |Added
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                 CC|                            |ysuzuki at apple.com

--- Comment #14 from Yusuke Suzuki <ysuzuki at apple.com> ---
(In reply to karogyoker2+webkit from comment #13)
> (In reply to Don Olmstead from comment #7)
> > WinCairo can technically build in 32-bit mode but we don't provide that
> > anyways. Minimum install for Windows definitely requires a PC with SSE2
> > support so we're fine with this. PlayStation is x64 so again no problem.
> > 
> > Will let someone from the AppleWin side chime in here but honestly it
> > doesn't seem like an issue.
> 
> Except one thing: AMD Athlon XP processors on Linux are now cannot start the
> browser at all. I was using GNOME Web (epiphany-browser) on Lubuntu 18 until
> the latest WebKitGTK update, but since this SSE2 requirement, my computer
> became unable to use WebKit. So, this is an issue for me. It was working
> fine without SSE2, pages using JavaScript heavily (like agar.io and
> slither.io) and even YouTube videos worked just fine.
> 
> About one year ago I fixed the hardcoded SSE2 requirement, and it was
> working great until now.
> 
> Here I fixed the dependency on SSE2 last year (now it is a problem again):
> https://bugs.webkit.org/show_bug.cgi?id=188145

We decide we no longer support it.
https://lists.webkit.org/pipermail/webkit-dev/2019-March/030569.html

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