[PATCH] D35435: [AMDGPU] Produce flat|global_dwordx3 instructions

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added a comment.

In https://reviews.llvm.org/D35435#817511, @rampitec wrote:

> In https://reviews.llvm.org/D35435#817506, @arsenm wrote:
>
> > I could probably get the v3 patch in. IIRC I had all tests passing with a hack to keep the legalization unchanged and then got stuck fixing all cases with proper legalization
>
>
> If legal v3 is around that is certainly preferable.


https://github.com/arsenm/llvm/tree/legal-vector3-v2

The first 2 commits here seem to work without test failures (but a few cost model regressions). They succeed in adding the basic types, the few after that need some more work


https://reviews.llvm.org/D35435