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Re: [PATCH v4 5/8] x86/boot: fold branches in video handling code
- To: Jan Beulich <jbeulich@xxxxxxxx>
- From: Roger Pau Monné <roger.pau@xxxxxxxxxx>
- Date: Tue, 5 Apr 2022 12:55:35 +0200
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- Cc: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>
- Delivery-date: Tue, 05 Apr 2022 10:56:02 +0000
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- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On Thu, Mar 31, 2022 at 11:49:24AM +0200, Jan Beulich wrote:
> Using Jcc to branch around a JMP is necessary only in pre-386 code,
> where Jcc is limited to disp8. Use the opposite Jcc directly in two
> places. Since it's adjacent, also convert an ORB to TESTB.
>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
Reviewed-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
Thanks, Roger.
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