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/*******************************************************************************
* Copyright 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.
*******************************************************************************/
#include "mkldnn.h"
#include <assert.h>
#include "c_types_map.hpp"
#include "type_helpers.hpp"
#include "utils.hpp"
using namespace mkldnn::impl;
using namespace mkldnn::impl::utils;
using namespace mkldnn::impl::status;
using namespace mkldnn::impl::prop_kind;
using namespace mkldnn::impl::alg_kind;
using namespace mkldnn::impl::types;
namespace {
status_t deconv_desc_init(deconvolution_desc_t *deconv_desc,
prop_kind_t prop_kind, alg_kind_t alg_kind,
const memory_desc_t *src_desc, const memory_desc_t *weights_desc,
const memory_desc_t *bias_desc, const memory_desc_t *dst_desc,
const dims_t strides, const dims_t dilates, const dims_t padding_l,
const dims_t padding_r, padding_kind_t padding_kind) {
bool args_ok = true
&& !any_null(deconv_desc, src_desc, weights_desc, dst_desc, strides,
padding_l)
&& one_of(alg_kind, deconvolution_direct, deconvolution_winograd)
&& one_of(padding_kind, padding_kind::padding_zero);
if (!args_ok)
return invalid_arguments;
if (padding_r == nullptr)
padding_r = padding_l;
auto dd = deconvolution_desc_t();
dd.primitive_kind = primitive_kind::deconvolution;
dd.prop_kind = prop_kind;
dd.alg_kind = alg_kind;
dd.diff_src_desc = dd.src_desc = zero_md();
dd.diff_dst_desc = dd.dst_desc = zero_md();
dd.diff_weights_desc = dd.weights_desc = zero_md();
dd.diff_bias_desc = dd.bias_desc = zero_md();
const bool is_fwd = one_of(prop_kind, forward_training, forward_inference);
const bool with_bias
= bias_desc && bias_desc->format_kind != format_kind::undef;
const bool with_groups = weights_desc->ndims == src_desc->ndims + 1;
(prop_kind == backward_data ? dd.diff_src_desc : dd.src_desc) = *src_desc;
(is_fwd ? dd.dst_desc : dd.diff_dst_desc) = *dst_desc;
(prop_kind == backward_weights ? dd.diff_weights_desc : dd.weights_desc)
= *weights_desc;
if (with_bias)
(prop_kind == backward_weights ? dd.diff_bias_desc : dd.bias_desc)
= *bias_desc;
int sp_dims = src_desc->ndims - 2;
utils::array_copy(dd.strides, strides, sp_dims);
utils::array_copy(dd.padding[0], padding_l, sp_dims);
utils::array_copy(dd.padding[1], padding_r, sp_dims);
if (dilates)
utils::array_copy(dd.dilates, dilates, sp_dims);
else
utils::array_set(dd.dilates, 0, sp_dims);
dd.padding_kind = padding_kind;
dd.accum_data_type = types::default_accum_data_type(src_desc->data_type,
weights_desc->data_type, dst_desc->data_type, prop_kind);
const int g = with_groups ? weights_desc->dims[0] : 1;
bool consistency = true
&& src_desc->ndims == dst_desc->ndims
&& utils::one_of(src_desc->ndims, 3, 4, 5)
&& utils::one_of(weights_desc->ndims, src_desc->ndims,
src_desc->ndims + 1)
&& (with_bias ? bias_desc->ndims == 1 : true)
&& (with_bias ? bias_desc->dims[0] == dst_desc->dims[1] : true)
&& src_desc->dims[0] == dst_desc->dims[0]
&& src_desc->dims[1] == g * weights_desc->dims[with_groups + 1]
&& dst_desc->dims[1] == g * weights_desc->dims[with_groups + 0];
for (int i = 2; i < src_desc->ndims; ++i) {
int src = src_desc->dims[i];
int ker = weights_desc->dims[with_groups + i];
int dil = dd.dilates[i - 2];
int pad = padding_l[i - 2] + padding_r[i - 2];
int str = strides[i - 2];
int dst = dst_desc->dims[i];
int ker_range = 1 + (ker - 1) * (dil + 1);
consistency
= consistency && (dst - ker_range + pad) / str + 1 == src;
}
if (!consistency)
return invalid_arguments;
*deconv_desc = dd;
return success;
}
}
status_t mkldnn_deconvolution_forward_desc_init(
deconvolution_desc_t *deconv_desc, prop_kind_t prop_kind,
alg_kind_t alg_kind, const memory_desc_t *src_desc,
const memory_desc_t *weights_desc, const memory_desc_t *bias_desc,
const memory_desc_t *dst_desc, const dims_t strides,
const dims_t padding_l, const dims_t padding_r,
padding_kind_t padding_kind) {
if (!one_of(prop_kind, forward_training, forward_inference))
return invalid_arguments;
return deconv_desc_init(deconv_desc, prop_kind, alg_kind, src_desc,
weights_desc, bias_desc, dst_desc, strides, nullptr, padding_l,
padding_r, padding_kind);
}
status_t mkldnn_dilated_deconvolution_forward_desc_init(
deconvolution_desc_t *deconv_desc, prop_kind_t prop_kind,
alg_kind_t alg_kind, const memory_desc_t *src_desc,
const memory_desc_t *weights_desc, const memory_desc_t *bias_desc,
const memory_desc_t *dst_desc, const dims_t strides,
const dims_t dilates, const dims_t padding_l, const dims_t padding_r,
padding_kind_t padding_kind) {
if (!one_of(prop_kind, forward_training, forward_inference))
return invalid_arguments;
return deconv_desc_init(deconv_desc, prop_kind, alg_kind, src_desc,
weights_desc, bias_desc, dst_desc, strides, dilates, padding_l,
padding_r, padding_kind);
}
status_t mkldnn_deconvolution_backward_data_desc_init(
deconvolution_desc_t *deconv_desc, alg_kind_t alg_kind,
const memory_desc_t *diff_src_desc, const memory_desc_t *weights_desc,
const memory_desc_t *diff_dst_desc, const dims_t strides,
const dims_t padding_l, const dims_t padding_r,
padding_kind_t padding_kind) {
return deconv_desc_init(deconv_desc, backward_data, alg_kind, diff_src_desc,
weights_desc, nullptr, diff_dst_desc, strides, nullptr, padding_l,
padding_r, padding_kind);
}
status_t mkldnn_dilated_deconvolution_backward_data_desc_init(
deconvolution_desc_t *deconv_desc, alg_kind_t alg_kind,
const memory_desc_t *diff_src_desc, const memory_desc_t *weights_desc,
const memory_desc_t *diff_dst_desc, const dims_t strides,
const dims_t dilates, const dims_t padding_l, const dims_t padding_r,
padding_kind_t padding_kind) {
return deconv_desc_init(deconv_desc, backward_data, alg_kind, diff_src_desc,
weights_desc, nullptr, diff_dst_desc, strides,dilates, padding_l,
padding_r, padding_kind);
}
status_t mkldnn_deconvolution_backward_weights_desc_init(
deconvolution_desc_t *deconv_desc, alg_kind_t alg_kind,
const memory_desc_t *src_desc, const memory_desc_t *diff_weights_desc,
const memory_desc_t *diff_bias_desc, const memory_desc_t *diff_dst_desc,
const dims_t strides, const dims_t padding_l, const dims_t padding_r,
padding_kind_t padding_kind) {
return deconv_desc_init(deconv_desc, backward_weights, alg_kind, src_desc,
diff_weights_desc, diff_bias_desc, diff_dst_desc, strides, nullptr,
padding_l, padding_r, padding_kind);
}
status_t mkldnn_dilated_deconvolution_backward_weights_desc_init(
deconvolution_desc_t *deconv_desc, alg_kind_t alg_kind,
const memory_desc_t *src_desc, const memory_desc_t *diff_weights_desc,
const memory_desc_t *diff_bias_desc, const memory_desc_t *diff_dst_desc,
const dims_t strides, const dims_t dilates, const dims_t padding_l,
const dims_t padding_r, padding_kind_t padding_kind) {
return deconv_desc_init(deconv_desc, backward_weights, alg_kind, src_desc,
diff_weights_desc, diff_bias_desc, diff_dst_desc, strides, dilates,
padding_l, padding_r, padding_kind);
}
// vim: et ts=4 sw=4 cindent cino^=l0,\:0,N-s
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