[Mesa-dev] [PATCH] vc4: Try to pair up instructions when only one of them has PM bit

[Eric Anholt]

Boyan Ding <boyan.j.ding at gmail.com> writes:

> 2015-08-30 15:07 GMT+08:00 Boyan Ding <boyan.j.ding at gmail.com>:
>> Instructions with difference in PM field can actually be paired up if
>> the one without PM doesn't do packing/unpacking and non-NOP
>> packing/unpacking operations from PM instruction aren't added to the
>> other without PM.
>>
>> total instructions in shared programs: 48209 -> 47460 (-1.55%)
>> instructions in affected programs:     11688 -> 10939 (-6.41%)
>>
>> Signed-off-by: Boyan Ding <boyan.j.ding at gmail.com>
>
> Ping.
>
> I ran piglit with the patch today on my rpi2 and found no regression.

Reviewed and pushed it now.  Thanks!  That's a pretty impressive
improvement.
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