[Mesa-dev] Static/shared pipe-drivers (was megadriver/pipe-loader-to-all)
emil.l.velikov at gmail.com
Thu Jun 19 05:08:39 PDT 2014
On 17/06/14 19:24, Emil Velikov wrote:
> On 12/06/14 20:56, Emil Velikov wrote:
>> Hi all,
>> These patches add support for building (grouping) the various targets per
>> API, meaning that only one library will be created for e.g. vdpau
>> (libvdpau_gallium) with individual ones (libvdpau_r600) being a hardlink
>> to it.
>> This allows us to have substantial space savings as the API(state-tracker)
>> is available only once. Additionally it adds support for shared
>> pipe-drivers via a _unstable_ interface, which saves us the duplication
>> across X APIs.
>> The former method has been used by the egl-static while the latter by
>> opencl and gbm targets since they were introduced.
>> By default we build with "static pipe-drivers".
>> Some numbers + extra info 
>> dri: (r600|radeonsi|nouveau)_dri.so -> 6.5 MiB
>> vdpau: libvdpau_(r600|radeonsi|nouveau).so -> 3.5 MiB
>> Total: 10MiB
>> dri: (r600|radeonsi|nouveau)_dri.so -> 3.9 MiB
>> vdpau: libvdpau_(r600|radeonsi|nouveau).so -> 633 KiB
>> gallium-pipe: pipe_(r600|radeonsi|nouveau).so -> 5.3 MiB
>> Total: 9.8MiB
>> dri: (r600|radeonsi|nouveau)_dri.so -> 5.0+4.5+5.3 = 14.8 MiB
>> vdpau: libvdpau_(r600|radeonsi|nouveau).so -> 1.9+1.2+2.3 = 5.4 MiB
>> Total: 20.2MiB
>> The previous series can be found here 
>> Changes since then
>> - Convert targets individually.
>> - OMX targets now work, and the final library is now libomx-mesa.so
>> - Dropped the DRI targets for now
>> - A handfull of typos thinkos and bugs fixed.
>> My plan is to have these pushed in ~4 stages, with two stages per week.
>> This way I will be able to crack on with the remaining bits and have all
>> of it tested well before we branch the next release.
> In case I was not clear enough - my plan is to push
> 01-11 (prep work) - this wednesday(tomorrow)
For everyone interested, I have disabled the i915-sw target, and omitted
patches 3 and 4 before pushing. As neither i915 nor svga needs the link to
wrapper winsys and softpipe/llvmpipe.
> 12-16 (vdpau, xvmc)- over the weekend
> 17-23 (omx, cleanup)- mid next week
> 24-26 (xa, gbm, egl)- next week's weekend
> Don't be shy to speak up, if you feel that any of the above sounds
> Feel free to shout at me as soon as you notice any bugs :)
>> Series is availabe at
>> As always comments and suggestions are greatly appreciated.
>>  http://lists.freedesktop.org/archives/mesa-dev/2014-May/059806.html
>>  http://lists.freedesktop.org/archives/mesa-dev/2014-May/059628.html
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