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Diffstat (limited to 'thirdparty/oidn/mkl-dnn/src/common/softmax_pd.hpp')
| -rw-r--r-- | thirdparty/oidn/mkl-dnn/src/common/softmax_pd.hpp | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/thirdparty/oidn/mkl-dnn/src/common/softmax_pd.hpp b/thirdparty/oidn/mkl-dnn/src/common/softmax_pd.hpp new file mode 100644 index 0000000000..8a16ce901c --- /dev/null +++ b/thirdparty/oidn/mkl-dnn/src/common/softmax_pd.hpp @@ -0,0 +1,161 @@ +/******************************************************************************* +* Copyright 2016-2018 Intel Corporation +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*******************************************************************************/ + +#ifndef SOFTMAX_PD_HPP +#define SOFTMAX_PD_HPP + +#include "mkldnn.h" + +#include "c_types_map.hpp" +#include "primitive_desc.hpp" + +namespace mkldnn { +namespace impl { + +struct softmax_fwd_pd_t; + +struct softmax_pd_t: public primitive_desc_t { + static constexpr auto base_pkind = primitive_kind::softmax; + + softmax_pd_t(engine_t *engine, + const softmax_desc_t *adesc, + const primitive_attr_t *attr, + const softmax_fwd_pd_t *hint_fwd_pd) + : primitive_desc_t(engine, attr, base_pkind) + , desc_(*adesc) + , hint_fwd_pd_(hint_fwd_pd) + , data_md_(desc_.data_desc) + {} + + const softmax_desc_t *desc() const { return &desc_; } + virtual const op_desc_t *op_desc() const override + { return reinterpret_cast<const op_desc_t *>(this->desc()); } + virtual void init_info() override { impl::init_info(this, this->info_); } + + virtual status_t query(query_t what, int idx, void *result) const override { + switch (what) { + case query::softmax_d: + *(const softmax_desc_t**)result = desc(); break; + default: return primitive_desc_t::query(what, idx, result); + } + return status::success; + } + + /* common softmax aux functions */ + + dim_t MB() const { return data_desc().dims[0]; } + dim_t C() const { return data_desc().dims[1]; } + dim_t D() const { return ndims() >= 5 ? data_desc().dims[ndims() - 3] : 1; } + dim_t H() const { return ndims() >= 4 ? data_desc().dims[ndims() - 2] : 1; } + dim_t W() const { return ndims() >= 3 ? data_desc().dims[ndims() - 1] : 1; } + + int ndims() const { return data_desc().ndims; } + + bool is_fwd() const { + return utils::one_of(desc_.prop_kind, prop_kind::forward_training, + prop_kind::forward_inference); + } + +protected: + softmax_desc_t desc_; + const softmax_fwd_pd_t *hint_fwd_pd_; + + memory_desc_t data_md_; + +private: + const memory_desc_t &data_desc() const { return desc_.data_desc; } +}; + +struct softmax_fwd_pd_t: public softmax_pd_t { + typedef softmax_fwd_pd_t base_class; + typedef softmax_fwd_pd_t hint_class; + + softmax_fwd_pd_t(engine_t *engine, + const softmax_desc_t *adesc, + const primitive_attr_t *attr, + const softmax_fwd_pd_t *hint_fwd_pd) + : softmax_pd_t(engine, adesc, attr, hint_fwd_pd) + {} + + virtual arg_usage_t arg_usage(primitive_arg_index_t arg) const override { + if (arg == MKLDNN_ARG_SRC) + return arg_usage_t::input; + + if (arg == MKLDNN_ARG_DST) + return arg_usage_t::output; + + if (arg == MKLDNN_ARG_WORKSPACE && (workspace_md() != nullptr)) + return arg_usage_t::output; + + return primitive_desc_t::arg_usage(arg); + } + + virtual const memory_desc_t *src_md(int index = 0) const override + { return index == 0 ? &data_md_ : nullptr; } + virtual const memory_desc_t *dst_md(int index = 0) const override + { return index == 0 ? &data_md_ : nullptr; } + + virtual int n_inputs() const override { return 1; } + virtual int n_outputs() const override + { return 1 + (workspace_md() != nullptr); } +}; + +struct softmax_bwd_pd_t: public softmax_pd_t { + typedef softmax_bwd_pd_t base_class; + typedef softmax_fwd_pd_t hint_class; + + softmax_bwd_pd_t(engine_t *engine, + const softmax_desc_t *adesc, + const primitive_attr_t *attr, + const softmax_fwd_pd_t *hint_fwd_pd) + : softmax_pd_t(engine, adesc, attr, hint_fwd_pd) + , diff_data_md_(desc_.diff_desc) + {} + + virtual arg_usage_t arg_usage(primitive_arg_index_t arg) const override { + if (utils::one_of(arg, MKLDNN_ARG_DST, MKLDNN_ARG_DIFF_DST)) + return arg_usage_t::input; + + if (arg == MKLDNN_ARG_DIFF_SRC) + return arg_usage_t::output; + + if (arg == MKLDNN_ARG_WORKSPACE && (workspace_md() != nullptr)) + return arg_usage_t::input; + + return primitive_desc_t::arg_usage(arg); + } + + virtual const memory_desc_t *dst_md(int index = 0) const override + { return index == 0 ? &data_md_ : nullptr; } + virtual const memory_desc_t *diff_dst_md(int index = 0) const override + { return index == 0 ? &diff_data_md_ : nullptr; } + virtual const memory_desc_t *diff_src_md(int index = 0) const override + { return index == 0 ? &diff_data_md_ : nullptr; } + + virtual int n_inputs() const override + { return 2 + (workspace_md() != nullptr); } + virtual int n_outputs() const override { return 1; } + +protected: + memory_desc_t diff_data_md_; +}; + +} +} + +#endif + +// vim: et ts=4 sw=4 cindent cino^=l0,\:0,N-s |