[Mesa-dev] [RFC PATCH 1/2] glsl: Transform pow(x, 4) into (x*x)*(x*x).

[Jason Ekstrand]

What made the difference here?


On Fri, Apr 17, 2015 at 1:56 PM, Matt Turner <mattst88 at gmail.com> wrote:
> Updated numbers look a lot better!
>
> On Tue, Mar 17, 2015 at 4:23 PM, Matt Turner <mattst88 at gmail.com> wrote:
>> Without NIR:
>>
>> total instructions in shared programs: 6190374 -> 6190153 (-0.00%)
>> instructions in affected programs:     61126 -> 60905 (-0.36%)
>> helped:                                156
>
> total instructions in shared programs: 6191351 -> 6191130 (-0.00%)
> instructions in affected programs:     61032 -> 60811 (-0.36%)
> helped:                                156
>
>> With NIR:
>>
>> total instructions in shared programs: 6271584 -> 6271471 (-0.00%)
>> instructions in affected programs:     47656 -> 47543 (-0.24%)
>> helped:                                113
>> GAINED:                                4
>> LOST:                                  41
>
> total instructions in shared programs: 6099580 -> 6099443 (-0.00%)
> instructions in affected programs:     47526 -> 47389 (-0.29%)
> helped:                                137
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