Re: [Xen-devel] [PATCH v2 1/6] x86emul: extend / amend supported FPU opcodes

[Andrew Cooper <andrew.cooper3@xxxxxxxxxx>]

On 08/12/16 11:35, Jan Beulich wrote:
> First of all there are a number of secondary encodings both Intel and
> AMD support, but which aren't formally documented. See e.g.
> www.sandpile.org/x86/opc_fpu.htm for inofficial documentation.
>
> Next there are a few more no-ops - instructions which served a purpose
> only on 8087 or 287.
>
> Further switch from fail_if() to raising of #UD in a couple of places
> (as the decoding of FPU opcodes should now be complete except where
> explicitly marked as todo).
>
> Also adjust a few comments.
>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

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