jcf94 commented on a change in pull request #6107:
URL: https://github.com/apache/incubator-tvm/pull/6107#discussion_r458555837
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File path: python/tvm/auto_scheduler/loop_state.py
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@@ -371,6 +433,23 @@ def _update_stage_id_map(self):
for index, stage in enumerate(self.stages):
self.stage_id_map[stage.op] = index
+ def _insert_new_stage(self, new_stage_id):
+ added_op = self.stages[new_stage_id].op
+
+ # Add a new stage will change all ops. But we still want to use the
old ops to index stages,
+ # So we keep updating them and do not remove the old ops.
+
+ # Update stage_id_map for old ops, so we can still use the old ops to
index stages.
+ for key, value in self.stage_id_map.items():
+ if value >= new_stage_id:
+ self.stage_id_map[key] = value + 1
+ self.stage_id_map[added_op] = new_stage_id
+
+ # Update stage_id_map for new ops
+ self._update_stage_id_map()
Review comment:
After cache_read/cache_write, actually all the stages behind the new
added stage will be update, their ops are different from before.
This is to keep the original Tensor/ops works and add those new ops to the
id map.
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