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1 /**
2  * Copyright 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 "ir/anf_utils.h"
18 
19 namespace mindspore {
IsShapeDynamic(const abstract::ShapePtr & shape)20 bool AnfUtils::IsShapeDynamic(const abstract::ShapePtr &shape) {
21   MS_EXCEPTION_IF_NULL(shape);
22   return std::any_of(shape->shape().begin(), shape->shape().end(), [](int64_t s) { return s < 0; });
23 }
24 
IsShapeDynamic(const std::vector<size_t> & shape)25 bool AnfUtils::IsShapeDynamic(const std::vector<size_t> &shape) {
26   return std::any_of(shape.begin(), shape.end(), [](int64_t s) { return s < 0; });
27 }
28 
IsNodeOutputDynamicShape(const CNodePtr & node)29 bool AnfUtils::IsNodeOutputDynamicShape(const CNodePtr &node) {
30   MS_EXCEPTION_IF_NULL(node);
31   auto base_shape = node->Shape();
32   if (base_shape == nullptr) {
33     MS_LOG(INFO) << "Invalid base shape, node: " << node->fullname_with_scope();
34     return false;
35   }
36   if (base_shape->isa<abstract::Shape>() && IsShapeDynamic(base_shape->cast<abstract::ShapePtr>())) {
37     return true;
38   } else if (base_shape->isa<abstract::TupleShape>()) {
39     auto tuple_shape = base_shape->cast<abstract::TupleShapePtr>();
40     MS_EXCEPTION_IF_NULL(tuple_shape);
41     for (size_t i = 0; i < tuple_shape->size(); i++) {
42       auto b_shape = (*tuple_shape)[i];
43       if (b_shape->isa<abstract::Shape>() && IsShapeDynamic(b_shape->cast<abstract::ShapePtr>())) {
44         return true;
45       }
46     }
47   }
48   return false;
49 }
50 }  // namespace mindspore
51