Roman Lebedev a5cd27880a [IR] Improve member ShuffleVectorInst::isReplicationMask() ...

When we have an actual shuffle, we can impose the additional restriction
that the mask replicates the elements of the first operand, so we know
the replication factor as a ratio of output and op0 vector sizes.

2021-11-06 00:09:27 +03:00

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