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From: Florian Weimer <fweimer@redhat.com>
To: Noah Goldstein via Libc-alpha <libc-alpha@sourceware.org>
Cc: Fabian Vogt <fvogt@suse.de>,  Noah Goldstein <goldstein.w.n@gmail.com>,
  hjl.tools@gmail.com,  aurelien@aurel32.net
Subject: Re: [PATCH] x86: include OSXSAVE in x86-64-v3 level
References: <4789070.31r3eYUQgx@linux-e202.suse.de>
	<CAFUsyfKrUbM+4_jDwM4m4H3bUeHGqHUYhJg0TcKeP7R+QcHdJQ@mail.gmail.com>
Date: Sat, 10 Dec 2022 00:53:14 +0100
In-Reply-To: <CAFUsyfKrUbM+4_jDwM4m4H3bUeHGqHUYhJg0TcKeP7R+QcHdJQ@mail.gmail.com>
	(Noah Goldstein via Libc-alpha's message of "Fri, 9 Dec 2022 09:14:54
	-0800")
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* Noah Goldstein via Libc-alpha:

> We should also update isa-level.h
> https://sourceware.org/git/?p=glibc.git;a=blob;f=sysdeps/x86/isa-level.h;h=06f6c9663e76d4a48efb8fbfdb707cc5045f47dc;hb=HEAD
>
> I think the compiler flag for it is `__XSAVE__`

I don't think so.  We don't need XSAVE support, we need OSXSAVE support,
and that's not actually a compiler or even purely a CPU thing.

Thanks,
Florian