merrymercy commented on a change in pull request #6073:
URL: https://github.com/apache/incubator-tvm/pull/6073#discussion_r456228059
##########
File path: python/tvm/auto_scheduler/loop_state.py
##########
@@ -161,16 +202,116 @@ def fuse(self, stage, iters):
The Stage to be fused, can be a Stage order index, Stage operation
or stage
output tensor.
iters : List[Iterator]
- The iterators to be fused
+ The iterators to be fused.
+
+ Returns
+ -------
+ res_it : Iterator
+ The fused Iterator.
+ """
+ self.state_object, res = _ffi_api.StateFuse(self.state_object,
+
self._resolve_stage_id(stage), iters)
+ return res
+
+ def vectorize(self, stage, iterator):
+ """ Schedule primitive corresponds to te.vectorize.
+
+ Parameters
+ ----------
+ stage : Union[int, Operation, Tensor]
+ The Stage to be vectorized, can be a Stage order index, Stage
operation or stage
+ output tensor.
+ iterator : Iterator
+ The iterator to be vectorized.
Returns
-------
res_it : Iterator
- The fused Iterator
+ The vectorized Iterator.
"""
- stage_id = self._resolve_stage_id(stage)
+ self.state_object, res = _ffi_api.StateVectorize(self.state_object,
+
self._resolve_stage_id(stage), iterator)
+ return res
+
+ def parallel(self, stage, iterator):
+ """ Schedule primitive corresponds to te.parallel.
- self.state_object, res = _ffi_api.StateFuse(self.state_object,
stage_id, iters)
+ Parameters
+ ----------
+ stage : Union[int, Operation, Tensor]
+ The Stage to be paralleled, can be a Stage order index, Stage
operation or stage
+ output tensor.
+ iterator : Iterator
+ The iterator to be paralleled.
+
+ Returns
+ -------
+ res_it : Iterator
+ The paralleled Iterator.
+ """
+ self.state_object, res = _ffi_api.StateParallel(self.state_object,
+
self._resolve_stage_id(stage), iterator)
+ return res
+
+ def unroll(self, stage, iterator, max_unroll=None):
+ """ Schedule primitive corresponds to te.unroll.
+
+ Parameters
+ ----------
+ stage : Union[int, Operation, Tensor]
+ The Stage to be unrolled, can be a Stage order index, Stage
operation or stage
+ output tensor.
+ iterator : Iterator
+ The iterator to be unrolled.
+ max_unroll : Optional[int]
+ The max unroll limit. Iterator with extent larger than this limit
will be skipped.
+
+ Returns
+ -------
+ res_it : Iterator
+ The unrolled Iterator.
+ """
+ self.state_object, res = _ffi_api.StateUnroll(self.state_object,
+
self._resolve_stage_id(stage), iterator,
+ max_unroll if max_unroll
else -1)
+ return res
+
+ def bind(self, stage, iterator, thread_name):
+ """ Schedule primitive corresponds to te.bind.
+
+ Parameters
+ ----------
+ stage : Union[int, Operation, Tensor]
+ The Stage to be binded, can be a Stage order index, Stage
operation or stage
+ output tensor.
+ iterator : Iterator
+ The iterator to be binded.
+ thread_name : str
+ The thread type to be binded. Currently support:
+ - vthread
+ - blockIdx.x
+ - threadIdx.x
+ - blockIdx.y
+ - threadIdx.y
Review comment:
We should add them. Because other policies might use them.
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