A callback passed to the queue implementation right before the producer is fused into the consumer.
| 52 | // A callback passed to the queue implementation right before the producer is |
| 53 | // fused into the consumer. |
| 54 | virtual void PreFusion(HloInstruction* producer, HloInstruction* consumer) {} |
| 55 | |
| 56 | // A callback passed to the queue implementation right after the fusion is |
| 57 | // created. Note that original_producer could have been destroyed. |