[PATCH] x86: Remove the restriction for size of the mask register in AVX10
Jiang, Haochen
haochen.jiang@intel.com
Mon Dec 18 03:18:08 GMT 2023
> -----Original Message-----
> From: Jiang, Haochen
> Sent: Monday, December 18, 2023 10:58 AM
> To: Jan Beulich <jbeulich@suse.com>
> Cc: hjl.tools@gmail.com; binutils@sourceware.org
> Subject: RE: [PATCH] x86: Remove the restriction for size of the mask register
> in AVX10
>
> > Well, if no template uses it anymore, then the attribute can hardly still
> > be needed for anything. From my checking, all other affected templates
> > are restricted based on their EVex<N> attributes instead. And my
> > recollection also is that I introduced the attribute solely for the
> > purpose of the opmask insns.
>
> I suppose we could remove that if that is the case and I am finding a proper
> way since we need to keep some diagnostic messages for the options.
Oh I got some misunderstandings previously here, I suppose we are only removing
the Vsz in opcode_modifier but not all of them right? If that is true, I suppose my
current v2 patch is ok and I will send out that.
Thx,
Haochen
>
> Thx,
> Haochen
>
> >
> > Yet of course if internally you have indications that the attribute is
> > going to be needed for something again (within foreseeable future), then
> > we might better keep it.
> >
> > Jan
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