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1 /**
2  * Copyright 2020-2023 Huawei Technologies Co., Ltd
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef MINDSPORE_CCSRC_FRONTEND_PARALLEL_OPS_INFO_STRIDED_SLICE_INFO_H_
18 #define MINDSPORE_CCSRC_FRONTEND_PARALLEL_OPS_INFO_STRIDED_SLICE_INFO_H_
19 
20 #include <string>
21 
22 #include <memory>
23 #include <vector>
24 
25 #include "utils/hash_map.h"
26 #include "ir/value.h"
27 #include "frontend/parallel/auto_parallel/operator_costmodel.h"
28 #include "frontend/parallel/ops_info/operator_info.h"
29 #include "frontend/parallel/strategy.h"
30 
31 namespace mindspore {
32 namespace parallel {
33 constexpr size_t STRIDE_SLICE_CNODE_BEGIN_INDEX = 2;
34 constexpr size_t STRIDE_SLICE_CNODE_END_INDEX = 3;
35 class StridedSliceInfo : public OperatorInfo {
36  public:
StridedSliceInfo(const std::string & operator_name,const Shapes & inputs_shape,const Shapes & outputs_shape,const PrimitiveAttrs & attrs)37   StridedSliceInfo(const std::string &operator_name, const Shapes &inputs_shape, const Shapes &outputs_shape,
38                    const PrimitiveAttrs &attrs)
39       : OperatorInfo(operator_name, inputs_shape, outputs_shape, attrs, std::make_shared<StridedSliceCost>()) {}
40   ~StridedSliceInfo() override = default;
41 
42   std::vector<StrategyPtr> GenerateOpStrategies(int64_t stage_id) override;
43   Status SetCostUnderStrategy(const StrategyPtr &strategy) override;
44   std::shared_ptr<Strategies> GenerateBatchStrategies() override;
45   ReplaceGraphPtr replace_graph(const CNodePtr &cnode) override;
begin()46   std::vector<int64_t> begin() const { return begin_; }
strides()47   std::vector<int64_t> strides() const { return strides_; }
new_axis_mask_bitmap()48   std::vector<bool> new_axis_mask_bitmap() const { return new_axis_mask_bitmap_; }
fully_fetch_flag()49   std::vector<bool> fully_fetch_flag() const { return fully_fetch_flag_; }
skip_redistribution()50   bool skip_redistribution() const { return skip_redistribution_; }
51   Status GetAttrs() override;
52 
53  protected:
54   Status CheckStrategy(const StrategyPtr &strategy) override;
55   Status InferMirrorOps() override;
InferForwardCommunication()56   Status InferForwardCommunication() override { return SUCCESS; }
57   Status InferDevMatrixShape() override;
58   Status InferTensorMap() override;
59   Status GetMask(const std::string &mask_name, int64_t *mask_value);
60   void ChangeCNodeBegin();
61   void ChangeCNodeEnd();
62 
63  private:
64   std::vector<int64_t> begin_;
65   std::vector<int64_t> end_;
66   std::vector<int64_t> strides_;
67   int64_t begin_mask_ = 0;
68   int64_t end_mask_ = 0;
69   int64_t ellipsis_mask_ = 0;
70   int64_t new_axis_mask_ = 0;
71   int64_t shrink_axis_mask_ = 0;
72   bool has_mask_ = false;
73   std::vector<bool> fully_fetch_flag_;
74   bool skip_redistribution_ = false;
75   std::vector<bool> begin_mask_bitmap_;
76   std::vector<bool> end_mask_bitmap_;
77   std::vector<bool> ellipsis_mask_bitmap_;
78   std::vector<bool> new_axis_mask_bitmap_;
79   std::vector<bool> shrink_axis_mask_bitmap_;
80   Shape input_shape_in_process_;
81   void ComputeBeginMask();
82   void ComputeEndMask();
83   void ComputeEllipsisMask();
84   void ComputeNewAxisMask();
85   void ComputeFullyFetchFlag();
86   void AdjustShrinkAxisMask();
87   Status CheckInputStrategy(const Shape &strategy);
88 };
89 
90 using StridedSliceInfoPtr = std::shared_ptr<StridedSliceInfo>;
91 }  // namespace parallel
92 }  // namespace mindspore
93 
94 #endif  // MINDSPORE_CCSRC_FRONTEND_PARALLEL_OPS_INFO_STRIDED_SLICE_INFO_H_
95