[PATCH v3] Support Intel FRED LKGS

Hongtao Liu crazylht@gmail.com
Tue May 23 05:52:28 GMT 2023


On Mon, May 22, 2023 at 10:47 PM Jan Beulich via Binutils
<binutils@sourceware.org> wrote:
>
> On 22.05.2023 16:20, Zhang, Jun wrote:
> > This patch is the third version about Intel FRED and LKGS instructions.
> > please help to review.
> >
> > Jan,I am new comer, this is my first patch for binutils.
> > Maybe we need senior engineer to fix Ew.
>
> Well, okay, I'll try to deal with that myself then. What I'm puzzled by
> though is what this v3 is intended to change / correct comparing to v2.
> The one small request about ...
>
> > --- a/opcodes/i386-opc.tbl
> > +++ b/opcodes/i386-opc.tbl
> > @@ -3351,3 +3351,17 @@ aor, 0xf20f38fc, RAO_INT, Modrm|IgnoreSize|CheckOperandSize|NoSuf, { Reg32|Reg64
> >  axor, 0xf30f38fc, RAO_INT, Modrm|IgnoreSize|CheckOperandSize|NoSuf, { Reg32|Reg64, Dword|Qword|Unspecified|BaseIndex }
> >
> >  // RAO-INT instructions end.
> > +
> > +// LKGS instructions.
>
> ... using singular here and ...
>
> > +lkgs, 0xf20f00/6, LKGS|x64, Modrm|IgnoreSize|No_bSuf|No_sSuf|NoRex64, { Reg16|Reg32|Reg64 }
> > +lkgs, 0xf20f00/6, LKGS|x64, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf, { Word|Unspecified|BaseIndex }
> > +
> > +// LKGS instructions end.
>
> ... here was not fulfilled, in any event. Plus that wouldn't require
> re-posting, but simply correcting before/while committing. In case
> you don't have commit access (you didn't say so, though) I'm sure
> H.J. or I could make this small adjustment while committing for you.
> But you'd need to let us know ...
Push to trunk on behalf of jun.
>
> Jan



-- 
BR,
Hongtao


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