1 | /******************************************************************************* |
2 | * Copyright 2018 Intel Corporation |
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 | #ifndef SHUFFLE_PD_HPP |
18 | #define SHUFFLE_PD_HPP |
19 | |
20 | #include "mkldnn.h" |
21 | |
22 | #include "c_types_map.hpp" |
23 | #include "primitive_desc.hpp" |
24 | |
25 | namespace mkldnn { |
26 | namespace impl { |
27 | |
28 | struct shuffle_pd_t: public primitive_desc_t { |
29 | static constexpr auto base_pkind = primitive_kind::shuffle; |
30 | |
31 | typedef shuffle_pd_t base_class; |
32 | typedef shuffle_pd_t hint_class; |
33 | |
34 | shuffle_pd_t(engine_t *engine, |
35 | const shuffle_desc_t *adesc, |
36 | const primitive_attr_t *attr, |
37 | const shuffle_pd_t *hint_fwd_pd) |
38 | : primitive_desc_t(engine, attr, base_pkind) |
39 | , desc_(*adesc) |
40 | , hint_fwd_pd_(hint_fwd_pd) |
41 | , data_md_(desc_.data_desc) |
42 | {} |
43 | |
44 | const shuffle_desc_t *desc() const { return &desc_; } |
45 | virtual const op_desc_t *op_desc() const override |
46 | { return reinterpret_cast<const op_desc_t *>(this->desc()); } |
47 | virtual void init_info() override { impl::init_info(this, this->info_); } |
48 | |
49 | virtual status_t query(query_t what, int idx, void *result) const override { |
50 | switch (what) { |
51 | case query::shuffle_d: |
52 | *(const shuffle_desc_t**)result = desc(); break; |
53 | default: return primitive_desc_t::query(what, idx, result); |
54 | } |
55 | return status::success; |
56 | } |
57 | |
58 | virtual arg_usage_t arg_usage(primitive_arg_index_t arg) const override { |
59 | if (is_fwd()) { |
60 | if (arg == MKLDNN_ARG_SRC) |
61 | return arg_usage_t::input; |
62 | |
63 | if (arg == MKLDNN_ARG_DST) |
64 | return arg_usage_t::output; |
65 | } else { |
66 | if (arg == MKLDNN_ARG_DIFF_DST) |
67 | return arg_usage_t::input; |
68 | |
69 | if (arg == MKLDNN_ARG_DIFF_SRC) |
70 | return arg_usage_t::output; |
71 | } |
72 | |
73 | return primitive_desc_t::arg_usage(arg); |
74 | } |
75 | |
76 | virtual const memory_desc_t *src_md(int index = 0) const override |
77 | { return index == 0 && is_fwd() ? &data_md_ : nullptr; } |
78 | virtual const memory_desc_t *dst_md(int index = 0) const override |
79 | { return index == 0 && is_fwd() ? &data_md_ : nullptr; } |
80 | |
81 | virtual const memory_desc_t *diff_src_md(int index = 0) const override |
82 | { return index == 0 && !is_fwd() ? &data_md_ : nullptr; } |
83 | virtual const memory_desc_t *diff_dst_md(int index = 0) const override |
84 | { return index == 0 && !is_fwd() ? &data_md_ : nullptr; } |
85 | |
86 | virtual int n_inputs() const override { return 1; } |
87 | virtual int n_outputs() const override { return 1; } |
88 | |
89 | /* shuffle aux functions */ |
90 | |
91 | dim_t MB() const { return data_md()->dims[0]; } |
92 | dim_t C() const { return ndims() >= 2 ? data_md()->dims[1] : 1; } |
93 | dim_t D() const { return ndims() >= 5 ? data_md()->dims[ndims() - 3] : 1; } |
94 | dim_t H() const { return ndims() >= 4 ? data_md()->dims[ndims() - 2] : 1; } |
95 | dim_t W() const { return ndims() >= 3 ? data_md()->dims[ndims() - 1] : 1; } |
96 | |
97 | int ndims() const { return data_md()->ndims; } |
98 | |
99 | int axis() const { return desc_.axis; } |
100 | dim_t group_size() const { return desc_.group_size; } |
101 | dim_t axis_size() const { return data_md()->dims[axis()]; } |
102 | |
103 | bool is_fwd() const { |
104 | return utils::one_of(desc_.prop_kind, prop_kind::forward_training, |
105 | prop_kind::forward_inference); |
106 | } |
107 | |
108 | const memory_desc_t *data_md() const { return &data_md_; } |
109 | |
110 | protected: |
111 | shuffle_desc_t desc_; |
112 | const shuffle_pd_t *hint_fwd_pd_; |
113 | memory_desc_t data_md_; |
114 | }; |
115 | |
116 | } |
117 | } |
118 | |
119 | #endif |
120 | |
121 | // vim: et ts=4 sw=4 cindent cino^=l0,\:0,N-s |
122 | |