xref: /aosp_15_r20/external/ComputeLibrary/src/graph/nodes/ConstNode.cpp (revision c217d954acce2dbc11938adb493fc0abd69584f3)
1 *c217d954SCole Faust /*
2 *c217d954SCole Faust  * Copyright (c) 2018 Arm Limited.
3 *c217d954SCole Faust  *
4 *c217d954SCole Faust  * SPDX-License-Identifier: MIT
5 *c217d954SCole Faust  *
6 *c217d954SCole Faust  * Permission is hereby granted, free of charge, to any person obtaining a copy
7 *c217d954SCole Faust  * of this software and associated documentation files (the "Software"), to
8 *c217d954SCole Faust  * deal in the Software without restriction, including without limitation the
9 *c217d954SCole Faust  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 *c217d954SCole Faust  * sell copies of the Software, and to permit persons to whom the Software is
11 *c217d954SCole Faust  * furnished to do so, subject to the following conditions:
12 *c217d954SCole Faust  *
13 *c217d954SCole Faust  * The above copyright notice and this permission notice shall be included in all
14 *c217d954SCole Faust  * copies or substantial portions of the Software.
15 *c217d954SCole Faust  *
16 *c217d954SCole Faust  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 *c217d954SCole Faust  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 *c217d954SCole Faust  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 *c217d954SCole Faust  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 *c217d954SCole Faust  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 *c217d954SCole Faust  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 *c217d954SCole Faust  * SOFTWARE.
23 *c217d954SCole Faust  */
24 *c217d954SCole Faust #include "arm_compute/graph/nodes/ConstNode.h"
25 *c217d954SCole Faust 
26 *c217d954SCole Faust #include "arm_compute/graph/Graph.h"
27 *c217d954SCole Faust #include "arm_compute/graph/INodeVisitor.h"
28 *c217d954SCole Faust 
29 *c217d954SCole Faust namespace arm_compute
30 *c217d954SCole Faust {
31 *c217d954SCole Faust namespace graph
32 *c217d954SCole Faust {
ConstNode(TensorDescriptor desc)33 *c217d954SCole Faust ConstNode::ConstNode(TensorDescriptor desc)
34 *c217d954SCole Faust     : _desc(std::move(desc))
35 *c217d954SCole Faust {
36 *c217d954SCole Faust     _outputs.resize(1, NullTensorID);
37 *c217d954SCole Faust }
38 *c217d954SCole Faust 
forward_descriptors()39 *c217d954SCole Faust bool ConstNode::forward_descriptors()
40 *c217d954SCole Faust {
41 *c217d954SCole Faust     if(output_id(0) != NullTensorID)
42 *c217d954SCole Faust     {
43 *c217d954SCole Faust         Tensor *t = output(0);
44 *c217d954SCole Faust         ARM_COMPUTE_ERROR_ON(t == nullptr);
45 *c217d954SCole Faust         t->desc() = configure_output(0);
46 *c217d954SCole Faust         return true;
47 *c217d954SCole Faust     }
48 *c217d954SCole Faust     return false;
49 *c217d954SCole Faust }
50 *c217d954SCole Faust 
configure_output(size_t idx) const51 *c217d954SCole Faust TensorDescriptor ConstNode::configure_output(size_t idx) const
52 *c217d954SCole Faust {
53 *c217d954SCole Faust     ARM_COMPUTE_UNUSED(idx);
54 *c217d954SCole Faust     return _desc;
55 *c217d954SCole Faust }
56 *c217d954SCole Faust 
type() const57 *c217d954SCole Faust NodeType ConstNode::type() const
58 *c217d954SCole Faust {
59 *c217d954SCole Faust     return NodeType::Const;
60 *c217d954SCole Faust }
61 *c217d954SCole Faust 
accept(INodeVisitor & v)62 *c217d954SCole Faust void ConstNode::accept(INodeVisitor &v)
63 *c217d954SCole Faust {
64 *c217d954SCole Faust     v.visit(*this);
65 *c217d954SCole Faust }
66 *c217d954SCole Faust } // namespace graph
67 *c217d954SCole Faust } // namespace arm_compute
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