1/*******************************************************************************
2* Copyright 2020-2022 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 COMMON_PRELU_PD_HPP
18#define COMMON_PRELU_PD_HPP
19
20#include "oneapi/dnnl/dnnl.h"
21
22#include "common/c_types_map.hpp"
23#include "common/primitive_desc.hpp"
24
25namespace dnnl {
26namespace impl {
27
28struct prelu_fwd_pd_t;
29
30struct prelu_pd_t : public primitive_desc_t {
31 static constexpr auto base_pkind = primitive_kind::prelu;
32
33 const prelu_desc_t *desc() const { return &desc_; }
34
35 const op_desc_t *op_desc() const override {
36 return reinterpret_cast<const op_desc_t *>(this->desc());
37 }
38
39 status_t query(query_t what, int idx, void *result) const override {
40 switch (what) {
41 case query::prop_kind:
42 *(prop_kind_t *)result = desc()->prop_kind;
43 break;
44 default: return primitive_desc_t::query(what, idx, result);
45 }
46 return status::success;
47 }
48
49 dim_t N() const { return src_md()->dims[0]; }
50 dim_t C() const { return src_md()->dims[1]; }
51 dim_t D() const { return ndims() >= 5 ? src_md()->dims[ndims() - 3] : 1; }
52 dim_t H() const { return ndims() >= 4 ? src_md()->dims[ndims() - 2] : 1; }
53 dim_t W() const { return ndims() >= 3 ? src_md()->dims[ndims() - 1] : 1; }
54
55 int ndims() const { return src_md()->ndims; }
56
57 bool has_zero_dim_memory() const {
58 return memory_desc_wrapper(src_md()).has_zero_dim();
59 }
60
61 bool is_fwd() const {
62 return utils::one_of(desc_.prop_kind, prop_kind::forward_training,
63 prop_kind::forward_inference);
64 }
65
66protected:
67 prelu_desc_t desc_;
68 const prelu_fwd_pd_t *hint_fwd_pd_;
69 memory_desc_t src_md_;
70 memory_desc_t weights_md_;
71
72 prelu_pd_t(const prelu_desc_t *adesc, const primitive_attr_t *attr,
73 const prelu_fwd_pd_t *hint_fwd_pd)
74 : primitive_desc_t(attr, base_pkind)
75 , desc_(*adesc)
76 , hint_fwd_pd_(hint_fwd_pd)
77 , src_md_(desc_.src_desc)
78 , weights_md_(desc_.weights_desc) {}
79};
80
81struct prelu_fwd_pd_t : public prelu_pd_t {
82 typedef prelu_fwd_pd_t base_class;
83 typedef prelu_fwd_pd_t hint_class;
84
85 primitive_desc_t::arg_usage_t arg_usage(int arg) const override {
86 if (arg == DNNL_ARG_SRC) return arg_usage_t::input;
87 if (arg == DNNL_ARG_WEIGHTS) return arg_usage_t::input;
88 if (arg == DNNL_ARG_DST) return arg_usage_t::output;
89 return primitive_desc_t::arg_usage(arg);
90 }
91
92 const memory_desc_t *arg_md(int arg) const override {
93 switch (arg) {
94 case DNNL_ARG_SRC: return src_md(0);
95 case DNNL_ARG_WEIGHTS: return weights_md(0);
96 case DNNL_ARG_DST: return dst_md(0);
97 default: return prelu_pd_t::arg_md(arg);
98 }
99 }
100
101 const memory_desc_t *src_md(int index = 0) const override {
102 return index == 0 ? &src_md_ : &glob_zero_md;
103 }
104
105 const memory_desc_t *weights_md(int index = 0) const override {
106 return index == 0 ? &weights_md_ : &glob_zero_md;
107 }
108
109 const memory_desc_t *dst_md(int index = 0) const override {
110 return index == 0 ? &dst_md_ : &glob_zero_md;
111 }
112
113 int n_inputs() const override { return 2; }
114 int n_outputs() const override { return 1; }
115
116protected:
117 memory_desc_t dst_md_;
118
119 prelu_fwd_pd_t(const prelu_desc_t *adesc, const primitive_attr_t *attr,
120 const prelu_fwd_pd_t *hint_fwd_pd)
121 : prelu_pd_t(adesc, attr, hint_fwd_pd), dst_md_(desc_.dst_desc) {}
122
123 bool set_default_formats() {
124 return IMPLICATION(weights_md_.format_kind == format_kind::any,
125 memory_desc_init_by_blocking_desc(
126 weights_md_, src_md_.format_desc.blocking)
127 == status::success)
128 && IMPLICATION(dst_md_.format_kind == format_kind::any,
129 memory_desc_init_by_md_and_dt(
130 dst_md_, src_md_, dst_md_.data_type)
131 == status::success);
132 }
133};
134
135struct prelu_bwd_pd_t : public prelu_pd_t {
136 typedef prelu_bwd_pd_t base_class;
137 typedef prelu_fwd_pd_t hint_class;
138
139 primitive_desc_t::arg_usage_t arg_usage(int arg) const override {
140 if (arg == DNNL_ARG_SRC) return arg_usage_t::input;
141 if (arg == DNNL_ARG_WEIGHTS) return arg_usage_t::input;
142 if (arg == DNNL_ARG_DIFF_DST) return arg_usage_t::input;
143 if (arg == DNNL_ARG_DIFF_SRC) return arg_usage_t::output;
144 if (arg == DNNL_ARG_DIFF_WEIGHTS) return arg_usage_t::output;
145 return primitive_desc_t::arg_usage(arg);
146 }
147
148 const memory_desc_t *arg_md(int arg) const override {
149 switch (arg) {
150 case DNNL_ARG_SRC: return src_md(0);
151 case DNNL_ARG_WEIGHTS: return weights_md(0);
152 case DNNL_ARG_DIFF_SRC: return diff_src_md(0);
153 case DNNL_ARG_DIFF_DST: return diff_dst_md(0);
154 case DNNL_ARG_DIFF_WEIGHTS: return diff_weights_md(0);
155 default: return prelu_pd_t::arg_md(arg);
156 }
157 }
158
159 const memory_desc_t *src_md(int index = 0) const override {
160 return index == 0 ? &src_md_ : &glob_zero_md;
161 }
162
163 const memory_desc_t *weights_md(int index = 0) const override {
164 return index == 0 ? &weights_md_ : &glob_zero_md;
165 }
166
167 const memory_desc_t *diff_src_md(int index = 0) const override {
168 return index == 0 ? &diff_src_md_ : &glob_zero_md;
169 }
170
171 const memory_desc_t *diff_dst_md(int index = 0) const override {
172 return index == 0 ? &diff_dst_md_ : &glob_zero_md;
173 }
174
175 const memory_desc_t *diff_weights_md(int index = 0) const override {
176 return index == 0 ? &diff_weights_md_ : &glob_zero_md;
177 }
178
179 int n_inputs() const override { return 3; }
180 int n_outputs() const override { return 2; }
181
182protected:
183 memory_desc_t diff_src_md_;
184 memory_desc_t diff_weights_md_;
185 memory_desc_t diff_dst_md_;
186
187 prelu_bwd_pd_t(const prelu_desc_t *adesc, const primitive_attr_t *attr,
188 const prelu_fwd_pd_t *hint_fwd_pd)
189 : prelu_pd_t(adesc, attr, hint_fwd_pd)
190 , diff_src_md_(desc_.diff_src_desc)
191 , diff_weights_md_(desc_.diff_weights_desc)
192 , diff_dst_md_(desc_.diff_dst_desc) {}
193
194 bool set_default_formats() {
195 return IMPLICATION(diff_dst_md_.format_kind == format_kind::any,
196 memory_desc_init_by_md_and_dt(
197 diff_dst_md_, src_md_, diff_dst_md_.data_type)
198 == status::success)
199 && IMPLICATION(diff_src_md_.format_kind == format_kind::any,
200 memory_desc_init_by_md_and_dt(diff_src_md_,
201 diff_dst_md_, diff_src_md_.data_type)
202 == status::success)
203 && IMPLICATION(weights_md_.format_kind == format_kind::any,
204 memory_desc_init_by_blocking_desc(
205 weights_md_, src_md_.format_desc.blocking)
206 == status::success)
207 && IMPLICATION(diff_weights_md_.format_kind == format_kind::any,
208 memory_desc_init_by_md_and_dt(diff_weights_md_,
209 weights_md_, diff_weights_md_.data_type)
210 == status::success);
211 }
212};
213
214} // namespace impl
215} // namespace dnnl
216
217#endif
218
219// vim: et ts=4 sw=4 cindent cino+=l0,\:4,N-s
220