CVS commit: [netbsd-9] xsrc/external/mit/xorg-server/dist/fb

["Martin Husemann" <martin%netbsd.org@localhost>]

Module Name:    xsrc
Committed By:   martin
Date:           Mon Aug 17 11:09:15 UTC 2020

Modified Files:
        xsrc/external/mit/xorg-server/dist/fb [netbsd-9]: fb.h fbfill.c
            wfbrename.h
Added Files:
        xsrc/external/mit/xorg-server/dist/fb [netbsd-9]: fbtile.c

Log Message:
Pull up following revision(s) (requested by tsutsui in ticket #1051):

        external/mit/xorg-server/dist/fb/fbfill.c: revision 1.2
        external/mit/xorg-server/dist/fb/fbtile.c: revision 1.3
        external/mit/xorg-server/dist/fb/wfbrename.h: revision 1.2
        external/mit/xorg-server/dist/fb/fbtile.c: revisions 1.1-1.3
        external/mit/xorg-server/dist/fb/fb.h: revision 1.3

Revert upstream "fb: Remove even/odd tile slow-pathing" changes.
https://gitlab.freedesktop.org/xorg/xserver/-/commit/e572bcc7f4236b7e0f23ab762f225b3bce37db59
> fb: Remove even/odd tile slow-pathing
>
> Again, clearly meant to be a fast path, but this turns out not to be the
> case.

This causes serious performance regression on 1bpp servers.

Ok'ed by mrg@.  See my post on tech-x11@ for more details:
 https://mail-index.netbsd.org/tech-x11/2020/08/07/msg002115.html


To generate a diff of this commit:
cvs rdiff -u -r1.1.1.6.2.1 -r1.1.1.6.2.2 \
    xsrc/external/mit/xorg-server/dist/fb/fb.h
cvs rdiff -u -r1.1.1.3 -r1.1.1.3.4.1 \
    xsrc/external/mit/xorg-server/dist/fb/fbfill.c
cvs rdiff -u -r0 -r1.3.2.2 xsrc/external/mit/xorg-server/dist/fb/fbtile.c
cvs rdiff -u -r1.1.1.6 -r1.1.1.6.2.1 \
    xsrc/external/mit/xorg-server/dist/fb/wfbrename.h

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.