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List:       webkit-dev
Subject:    Re: [webkit-dev] Proposal: Not supporting x86 w/o SSE2
From:       Yusuke SUZUKI <utatane.tea () gmail ! com>
Date:       2018-07-29 19:41:43
Message-ID: CANewFPQsF9R7fHe5HOyHcKQv0N4BW8enyx9jygHRAgkRi1azBw () mail ! gmail ! com
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On Mon, Jul 30, 2018 at 4:37 AM Darin Adler <darin@apple.com> wrote:

> Sounds good.
>
> There are clients of WebKit outside web browsing. A significant client
> like that on Windows at Apple is iTunes. I checked <
> https://www.apple.com/itunes/download/> and Windows versions of iTunes
> require a processor with support for SSE2, so clarifying WebKit's lack of
> support won't be a problem there.
>

That's cool!
I also want to note that Windows 7 seems dropping non-SSE2 x86 support[1]

> Symptom
> A Stop error occurs on computers that don't support Streaming Single
Instructions Multiple Data (SIMD) Extensions 2 (SSE2).
> Workaround
> Upgrade your machines with a processor that supports SSE2 or virtualize
those machines.

[1]:
https://support.microsoft.com/en-us/help/4088875/windows-7-update-kb4088875



> — Darin

[Attachment #5 (text/html)]

<div dir="ltr">On Mon, Jul 30, 2018 at 4:37 AM Darin Adler &lt;<a \
href="mailto:darin@apple.com">darin@apple.com</a>&gt; wrote:<br><div \
class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px \
0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Sounds good.<br> <br>
There are clients of WebKit outside web browsing. A significant client like that on \
Windows at Apple is iTunes. I checked &lt;<a \
href="https://www.apple.com/itunes/download/" rel="noreferrer" \
target="_blank">https://www.apple.com/itunes/download/</a>&gt; and Windows versions \
of iTunes require a processor with support for SSE2, so clarifying WebKit's lack of \
support won't be a problem there.<br></blockquote><div><br></div><div>That&#39;s \
cool!</div><div>I also want to note that Windows 7 seems dropping non-SSE2 x86 \
support[1]</div><div><br></div><div>&gt; Symptom</div><div>&gt; A Stop error occurs \
on computers that don&#39;t support Streaming Single Instructions Multiple Data \
(SIMD) Extensions 2 (SSE2). <br></div><div>&gt; Workaround</div><div>&gt; Upgrade \
your machines with a processor that supports SSE2 or virtualize those \
machines.<br></div><div><br></div><div>[1]: <a \
href="https://support.microsoft.com/en-us/help/4088875/windows-7-update-kb4088875">htt \
ps://support.microsoft.com/en-us/help/4088875/windows-7-update-kb4088875</a><br></div><div> \
</div><div><br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px \
0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"> <br>
— Darin</blockquote></div></div>



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