[Mesa-dev] [PATCH 1/2] R600/SI: add Gather4 intrinsics (v2)
deathsimple at vodafone.de
Tue Jun 17 01:43:56 PDT 2014
Yeah, agree adding SDNodes for every intrinsic sounds odd.
SDNodes should be the source of the selection process, not it's destination.
Am 17.06.2014 03:51, schrieb Marek Olšák:
> Is there any specific reason for using SDNodes for everything?
> Using intrinsics directly in patterns seems to result in a smaller
> amount of code, which is always good.
> On Mon, Jun 16, 2014 at 8:12 PM, Matt Arsenault
> <Matthew.Arsenault at amd.com> wrote:
>> On 06/16/2014 08:45 AM, Tom Stellard wrote:
>>> You don't need to add new SDNodes for all these instructions, you can just
>>> the intrinsic directly in the pattern.
>>> The only reason to add SDNodes, is if there are optimizations / special
>>> we can do for these instructions.
>> I kind of like having everything consistently use an SDNode
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