1/*******************************************************************************
2* Copyright 2016-2018 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 REORDER_PD_HPP
18#define REORDER_PD_HPP
19
20#include <assert.h>
21
22#include "c_types_map.hpp"
23#include "primitive_attr.hpp"
24#include "type_helpers.hpp"
25#include "utils.hpp"
26
27namespace mkldnn {
28namespace impl {
29
30struct reorder_pd_t: public primitive_desc_t {
31 reorder_pd_t(engine_t *engine, const primitive_attr_t *attr,
32 engine_t *src_engine, const memory_desc_t *src_md,
33 engine_t *dst_engine, const memory_desc_t *dst_md)
34 : primitive_desc_t(engine, attr, primitive_kind::reorder)
35 , src_engine_(src_engine)
36 , dst_engine_(dst_engine)
37 , scratchpad_engine_(nullptr)
38 , src_md_(*src_md)
39 , dst_md_(*dst_md)
40 {}
41
42 virtual const op_desc_t *op_desc() const override { return nullptr; }
43 virtual void init_info() override { impl::init_info(this, this->info_); }
44
45 virtual arg_usage_t arg_usage(primitive_arg_index_t arg) const override {
46 if (arg == MKLDNN_ARG_FROM)
47 return arg_usage_t::input;
48
49 if (arg == MKLDNN_ARG_TO)
50 return arg_usage_t::output;
51
52 return primitive_desc_t::arg_usage(arg);
53 }
54
55 virtual const memory_desc_t *src_md(int index = 0) const override
56 { return index == 0 ? &src_md_ : nullptr; }
57 virtual const memory_desc_t *dst_md(int index = 0) const override
58 { return index == 0 ? &dst_md_ : nullptr; }
59
60 virtual int n_inputs() const override { return 1; }
61 virtual int n_outputs() const override { return 1; }
62
63 float alpha() const { return attr()->output_scales_.scales_[0]; }
64 float beta() const {
65 const int sum_idx = attr()->post_ops_.find(primitive_kind::sum);
66 return sum_idx == -1 ? 0 : attr()->post_ops_.entry_[sum_idx].sum.scale;
67 }
68 virtual mkldnn::impl::engine_t *scratchpad_engine() const override
69 { return scratchpad_engine_; }
70
71protected:
72 engine_t *src_engine_;
73 engine_t *dst_engine_;
74 engine_t *scratchpad_engine_;
75
76 memory_desc_t src_md_;
77 memory_desc_t dst_md_;
78};
79
80}
81}
82
83#endif
84
85// vim: et ts=4 sw=4 cindent cino^=l0,\:0,N-s
86