[Mesa-dev] [PATCH 1/2] R600/SI: add Gather4 intrinsics (v2)

Marek Olšák maraeo at gmail.com
Mon Jun 16 18:51:12 PDT 2014

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
>> use
>> the intrinsic directly in the pattern.
>> The only reason to add SDNodes, is if there are optimizations / special
>> lowering
>> we can do for these instructions.
> I kind of like having everything consistently use an SDNode

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