[PATCH] D153151: [EarlyCSE] Do not CSE convergent calls with memory effects

[Jay Foad via Phabricator via llvm-commits]

foad added a comment.

In D153151#4497484 <https://reviews.llvm.org/D153151#4497484>, @arsenm wrote:

> still would like a test that's more normal than read_register

There aren't really any normal readonly convergent intrinsics. `@llvm.amdgcn.live.mask` is currently readonly so I used that - but it seems to me it should probably be convergent readnone.


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