On 02/14/2018 05:36 PM, Ian Romanick wrote:
> Do you have shader-db results? Did you try having only one is_used_once?
I think you sent out a hastebin link with results before, but it's not
loading now.
> On 02/05/2018 07:07 AM, Samuel Pitoiset wrote:
>> Otherwise the code size increases because the original fexp2()
>> instructions can't be deleted.
>>
>> Signed-off-by: Samuel Pitoiset <samuel.pitoi...@gmail.com>
>> ---
>> src/compiler/nir/nir_opt_algebraic.py | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/src/compiler/nir/nir_opt_algebraic.py
>> b/src/compiler/nir/nir_opt_algebraic.py
>> index b30d1df199..d40d59b5cd 100644
>> --- a/src/compiler/nir/nir_opt_algebraic.py
>> +++ b/src/compiler/nir/nir_opt_algebraic.py
>> @@ -336,7 +336,7 @@ optimizations = [
>> (('~flog2', ('frcp', a)), ('fneg', ('flog2', a))),
>> (('~flog2', ('frsq', a)), ('fmul', -0.5, ('flog2', a))),
>> (('~flog2', ('fpow', a, b)), ('fmul', b, ('flog2', a))),
>> - (('~fmul', ('fexp2', a), ('fexp2', b)), ('fexp2', ('fadd', a, b))),
>> + (('~fmul', ('fexp2(is_used_once)', a), ('fexp2(is_used_once)', b)),
>> ('fexp2', ('fadd', a, b))),
>> # Division and reciprocal
>> (('~fdiv', 1.0, a), ('frcp', a)),
>> (('fdiv', a, b), ('fmul', a, ('frcp', b)), 'options->lower_fdiv'),
>>
>
> _______________________________________________
> mesa-dev mailing list
> mesa-dev@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/mesa-dev
>
_______________________________________________
mesa-dev mailing list
mesa-dev@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/mesa-dev
