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1 /**
2  * Copyright 2020-2021 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 #include "ops/shape.h"
18 #include <string>
19 #include <algorithm>
20 #include <memory>
21 #include <set>
22 #include <vector>
23 #include "ops/op_utils.h"
24 #include "utils/check_convert_utils.h"
25 #include "abstract/primitive_infer_map.h"
26 
27 namespace mindspore {
28 namespace ops {
ShapeInfer(const abstract::AnalysisEnginePtr &,const PrimitivePtr & primitive,const std::vector<AbstractBasePtr> & input_args)29 AbstractBasePtr ShapeInfer(const abstract::AnalysisEnginePtr &, const PrimitivePtr &primitive,
30                            const std::vector<AbstractBasePtr> &input_args) {
31   // infer shape
32   MS_EXCEPTION_IF_NULL(primitive);
33   auto op_name = primitive->name();
34   (void)CheckAndConvertUtils::CheckInteger("shape infer", int64_t(input_args.size()), kEqual, 1, op_name);
35   MS_EXCEPTION_IF_NULL(input_args[0]);
36   auto shape_map = CheckAndConvertUtils::ConvertShapePtrToShapeMap(input_args[0]->BuildShape());
37   auto in_shape = shape_map[kShape];
38   // infer type
39   std::set<TypePtr> valid_params_types = {kTensorType};
40   (void)CheckAndConvertUtils::CheckSubClass("shape type", input_args[0]->BuildType(), valid_params_types, op_name);
41   AbstractBasePtrList abs_list;
42   (void)std::transform(in_shape.begin(), in_shape.end(), std::back_inserter(abs_list),
43                        [](int64_t item) -> std::shared_ptr<abstract::AbstractScalar> {
44                          return std::make_shared<abstract::AbstractScalar>(item);
45                        });
46   auto abs = std::make_shared<abstract::AbstractTuple>(abs_list);
47   return abs;
48 }
49 
ShapeInferValue(const PrimitivePtr & primitive,const std::vector<AbstractBasePtr> & input_args)50 ValuePtr ShapeInferValue(const PrimitivePtr &primitive, const std::vector<AbstractBasePtr> &input_args) {
51   MS_EXCEPTION_IF_NULL(primitive);
52   auto op_name = primitive->name();
53   (void)CheckAndConvertUtils::CheckInteger("shape infer", int64_t(input_args.size()), kEqual, 1, op_name);
54   MS_EXCEPTION_IF_NULL(input_args[0]);
55   std::set<TypePtr> valid_params_types = {kTensorType};
56   (void)CheckAndConvertUtils::CheckSubClass("shape type", input_args[0]->BuildType(), valid_params_types, op_name);
57   auto shape_map = CheckAndConvertUtils::ConvertShapePtrToShapeMap(input_args[0]->BuildShape());
58   auto inshape = shape_map[kShape];
59   auto value = MakeValue(inshape);
60   return value;
61 }
62 REGISTER_PRIMITIVE_EVAL_IMPL(Shape, prim::kPrimShape, ShapeInfer, ShapeInferValue, false);
63 }  // namespace ops
64 }  // namespace mindspore
65