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SiCongLi31778612021-11-12 17:33:45 +00001/*
2 * Copyright (c) 2021 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#ifndef ARM_COMPUTE_EXPERIMENTAL_POSTOPUTILS
25#define ARM_COMPUTE_EXPERIMENTAL_POSTOPUTILS
26
27#include "arm_compute/core/experimental/IPostOp.h"
28#include "arm_compute/core/experimental/PostOps.h"
29
30#include "arm_compute/core/experimental/Types.h"
31#include "support/Cast.h"
32
33#include <vector>
34
35/** (EXPERIMENTAL_POST_OPS) */
36namespace arm_compute
37{
38namespace experimental
39{
40/** Transform a PostOpList of type FromTensorT to one of type ToTensorT */
41template <typename FromTensorT, typename ToTensorT>
42PostOpList<ToTensorT> transform_post_op_list_arguments(const PostOpList<FromTensorT> &post_ops, std::function<ToTensorT(FromTensorT)> transform_arg)
43{
44 PostOpList<ToTensorT> transformed_post_ops;
45 int op_idx = 0;
46 for(const auto &post_op : post_ops.get_list())
47 {
48 switch(post_op->type())
49 {
50 case PostOpType::Activation:
51 {
52 const auto _post_op = utils::cast::polymorphic_downcast<const PostOpAct<FromTensorT> *>(post_op.get());
53 transformed_post_ops.template push_back_op<PostOpAct<ToTensorT>>(_post_op->_act_info);
54 break;
55 }
56 case PostOpType::Eltwise_Add:
57 {
58 const auto _post_op = utils::cast::polymorphic_downcast<const PostOpEltwiseAdd<FromTensorT> *>(post_op.get());
59 transformed_post_ops.template push_back_op<PostOpEltwiseAdd<ToTensorT>>(transform_arg(_post_op->_addend), _post_op->_prev_dst_pos, _post_op->_policy);
60 break;
61 }
62 case PostOpType::Eltwise_PRelu:
63 {
64 const auto _post_op = utils::cast::polymorphic_downcast<const PostOpEltwisePRelu<FromTensorT> *>(post_op.get());
65 transformed_post_ops.template push_back_op<PostOpEltwisePRelu<ToTensorT>>(transform_arg(_post_op->_alpha_param), _post_op->_prev_dst_pos, _post_op->_policy);
66 break;
67 }
68 default:
69 {
70 ARM_COMPUTE_ERROR("Unsupported PostOpType");
71 }
72 }
73 ++op_idx;
74 }
75 return transformed_post_ops;
76}
77
78/** Get post op argument TensorType from post op argument index in a flattened, ordered post op argument list */
79inline TensorType get_post_op_arg_type(size_t index)
80{
81 ARM_COMPUTE_ERROR_ON_MSG(static_cast<int>(index) > EXPERIMENTAL_ACL_POST_OP_ARG_LAST - EXPERIMENTAL_ACL_POST_OP_ARG_FIRST, "Post Op argument index is out of range");
82 return static_cast<TensorType>(EXPERIMENTAL_ACL_POST_OP_ARG_FIRST + static_cast<int>(index));
83}
84
85/** Get a sequence of PostOp Types from PostOpList */
86template <typename T>
87PostOpTypeSequence get_post_op_sequence(const PostOpList<T> &post_ops)
88{
89 PostOpTypeSequence post_op_sequence;
90 for(const auto &op : post_ops.get_list())
91 {
92 post_op_sequence.push_back(op->type());
93 }
94 return post_op_sequence;
95}
96
97} // namespace experimental
98} // namespace arm_compute
99#endif //ARM_COMPUTE_EXPERIMENTAL_POSTOPUTILS