David Green 76f60931e2 [ARM] Allow distributing postinc with PHI uses ...

Although this doesn't usually come up, we can have uses of the
BaseAccess of a distributed postinc being a PHI. This doesn't need the
usual dominance check as we will dominate along the phi edge, allowing
us to still create a postinc load/store.

Differential Revision: https://reviews.llvm.org/D127676

2022-06-20 10:08:21 +01:00

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