[PATCH] D105989: [AMDGPU] Define and use a helper for setting idxen

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added a comment.

In D105989#2877226 <https://reviews.llvm.org/D105989#2877226>, @foad wrote:

> Why would that be required? Are there some instructions that don't work with idxen=0?

I don't remember, but the old intrinsics only had the one offset and we inferred idxen based on the value which didn't work


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