1 /*
2 * Copyright (c) 2018-2020 Arm Limited.
3 *
4 * SPDX-License-Identifier: MIT
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to
8 * deal in the Software without restriction, including without limitation the
9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in all
14 * copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 */
24 #include "arm_compute/graph/backends/CL/CLSubTensorHandle.h"
25
26 #include "support/Cast.h"
27
28 namespace arm_compute
29 {
30 namespace graph
31 {
32 namespace backends
33 {
CLSubTensorHandle(ITensorHandle * parent_handle,const TensorShape & shape,const Coordinates & coords,bool extend_parent)34 CLSubTensorHandle::CLSubTensorHandle(ITensorHandle *parent_handle, const TensorShape &shape, const Coordinates &coords, bool extend_parent)
35 : _sub_tensor(), _parent_handle(nullptr)
36 {
37 ARM_COMPUTE_ERROR_ON(!parent_handle);
38 auto parent_tensor = arm_compute::utils::cast::polymorphic_downcast<ICLTensor *>(&parent_handle->tensor());
39 _sub_tensor = arm_compute::CLSubTensor(parent_tensor, shape, coords, extend_parent);
40 _parent_handle = parent_handle;
41 }
42
allocate()43 void CLSubTensorHandle::allocate()
44 {
45 // noop
46 }
47
free()48 void CLSubTensorHandle::free()
49 {
50 // noop
51 }
52
manage(IMemoryGroup * mg)53 void CLSubTensorHandle::manage(IMemoryGroup *mg)
54 {
55 ARM_COMPUTE_UNUSED(mg);
56 // noop
57 }
58
map(bool blocking)59 void CLSubTensorHandle::map(bool blocking)
60 {
61 _sub_tensor.map(blocking);
62 }
63
unmap()64 void CLSubTensorHandle::unmap()
65 {
66 _sub_tensor.unmap();
67 }
68
release_if_unused()69 void CLSubTensorHandle::release_if_unused()
70 {
71 // noop
72 }
73
tensor() const74 const arm_compute::ITensor &CLSubTensorHandle::tensor() const
75 {
76 return _sub_tensor;
77 }
78
tensor()79 arm_compute::ITensor &CLSubTensorHandle::tensor()
80 {
81 return _sub_tensor;
82 }
83
parent_handle()84 ITensorHandle *CLSubTensorHandle::parent_handle()
85 {
86 ARM_COMPUTE_ERROR_ON(_parent_handle == nullptr);
87 return _parent_handle->parent_handle();
88 }
89
is_subtensor() const90 bool CLSubTensorHandle::is_subtensor() const
91 {
92 return true;
93 }
94
target() const95 Target CLSubTensorHandle::target() const
96 {
97 return Target::CL;
98 }
99 } // namespace backends
100 } // namespace graph
101 } // namespace arm_compute