diff options
Diffstat (limited to 'compiler/exo/src/Conversion/MaxPool2DConverter.cpp')
-rw-r--r-- | compiler/exo/src/Conversion/MaxPool2DConverter.cpp | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/compiler/exo/src/Conversion/MaxPool2DConverter.cpp b/compiler/exo/src/Conversion/MaxPool2DConverter.cpp new file mode 100644 index 000000000..67e5ab833 --- /dev/null +++ b/compiler/exo/src/Conversion/MaxPool2DConverter.cpp @@ -0,0 +1,67 @@ +/* + * Copyright (c) 2019 Samsung Electronics Co., Ltd. All Rights Reserved + * + * 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 "MaxPool2DConverter.h" + +#include "Dialect/IR/TFLNodes.h" +#include "GraphBlock.h" + +#include <loco.h> + +namespace exo +{ + +/** + * @brief Converts loco::MaxPool2D to locoex::TFLMaxPool2D + * + * @note This works similar to AvgPool2DConverter. Please refer to the comment in + * AvgPool2DConverter. + */ +bool MaxPool2DConverter::convert(loco::MaxPool2D *origin) +{ + auto *graph = origin->graph(); + + auto dec = make_feature_decode<FeatureLayout::NHWC>(origin->ifm()); + auto tfl_max = graph->nodes()->create<locoex::TFLMaxPool2D>(); + { + tfl_max->value(dec); + + // set attributes + tfl_max->stride()->w(origin->stride()->horizontal()); + tfl_max->stride()->h(origin->stride()->vertical()); + + tfl_max->filter()->w(origin->window()->horizontal()); + tfl_max->filter()->h(origin->window()->vertical()); + + auto pad = origin->pad(); + if (pad->bottom() == 0 && pad->top() == 0 && pad->left() == 0 && pad->right() == 0) + tfl_max->padding(locoex::Padding::VALID); + else + // TODO This is necessary, but not sufficient condition. More rigorous check required + tfl_max->padding(locoex::Padding::SAME); + + tfl_max->fusedActivationFunction(locoex::FusedActFunc::NONE); + } + + auto enc = make_feature_encode<FeatureLayout::NHWC>(tfl_max); + + loco::replace(origin).with(enc); + origin->ifm(nullptr); + + return true; +} + +} // namespace exo |