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+/*******************************************************************************
+* 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 CPU_REF_POOLING_HPP
+#define CPU_REF_POOLING_HPP
+
+#include <assert.h>
+
+#include "c_types_map.hpp"
+#include "type_helpers.hpp"
+#include "utils.hpp"
+
+#include "cpu_pooling_pd.hpp"
+#include "cpu_primitive.hpp"
+
+namespace mkldnn {
+namespace impl {
+namespace cpu {
+
+template <impl::data_type_t data_type, impl::data_type_t acc_type = data_type>
+struct ref_pooling_fwd_t: public cpu_primitive_t {
+ struct pd_t: public cpu_pooling_fwd_pd_t {
+ using cpu_pooling_fwd_pd_t::cpu_pooling_fwd_pd_t;
+
+ DECLARE_COMMON_PD_T("ref:any", ref_pooling_fwd_t);
+
+ status_t init() {
+ bool ok = true
+ && set_default_params() == status::success
+ && is_fwd()
+ && utils::everyone_is(data_type, src_md()->data_type,
+ dst_md()->data_type)
+ && desc()->accum_data_type == acc_type
+ && attr()->has_default_values();
+ if (!ok) return status::unimplemented;
+
+ bool is_training = desc_.prop_kind == prop_kind::forward_training;
+ if (desc()->alg_kind == alg_kind::pooling_max && is_training)
+ init_default_ws();
+
+ return status::success;
+ }
+ };
+
+ ref_pooling_fwd_t(const pd_t *apd): cpu_primitive_t(apd) {}
+
+ typedef typename prec_traits<data_type>::type data_t;
+ typedef typename prec_traits<acc_type>::type acc_data_t;
+
+ virtual status_t execute(const exec_ctx_t &ctx) const override {
+ execute_forward(ctx);
+ return status::success;
+ }
+
+private:
+ void execute_forward(const exec_ctx_t &ctx) const;
+ const pd_t *pd() const { return (const pd_t *)primitive_t::pd(); }
+};
+
+template <impl::data_type_t data_type, impl::data_type_t acc_type = data_type>
+struct ref_pooling_bwd_t: public cpu_primitive_t {
+ struct pd_t: public cpu_pooling_bwd_pd_t {
+ using cpu_pooling_bwd_pd_t::cpu_pooling_bwd_pd_t;
+
+ DECLARE_COMMON_PD_T("ref:any", ref_pooling_bwd_t);
+
+ status_t init() {
+ bool ok = true
+ && set_default_params() == status::success
+ && !is_fwd()
+ && utils::everyone_is(data_type, diff_dst_md()->data_type,
+ diff_src_md()->data_type)
+ && attr()->has_default_values();
+ if (!ok) return status::unimplemented;
+
+ if (desc()->alg_kind == alg_kind::pooling_max) {
+ init_default_ws();
+ if (!compare_ws(hint_fwd_pd_))
+ return status::unimplemented;
+ }
+
+ return status::success;
+ }
+ };
+
+ ref_pooling_bwd_t(const pd_t *apd): cpu_primitive_t(apd) {}
+ typedef typename prec_traits<data_type>::type data_t;
+ typedef typename prec_traits<acc_type>::type acc_data_t;
+
+ virtual status_t execute(const exec_ctx_t &ctx) const override {
+ execute_backward(ctx);
+ return status::success;
+ }
+
+private:
+ void execute_backward(const exec_ctx_t &ctx) const;
+ const pd_t *pd() const { return (const pd_t *)primitive_t::pd(); }
+};
+
+}
+}
+}
+
+#endif
+
+// vim: et ts=4 sw=4 cindent cino^=l0,\:0,N-s