diff options
Diffstat (limited to 'compiler/angkor/src/ADT/tensor/LexicalLayout.cpp')
-rw-r--r-- | compiler/angkor/src/ADT/tensor/LexicalLayout.cpp | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/compiler/angkor/src/ADT/tensor/LexicalLayout.cpp b/compiler/angkor/src/ADT/tensor/LexicalLayout.cpp new file mode 100644 index 000000000..671c60cec --- /dev/null +++ b/compiler/angkor/src/ADT/tensor/LexicalLayout.cpp @@ -0,0 +1,60 @@ +/* + * Copyright (c) 2018 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 "nncc/core/ADT/tensor/LexicalLayout.h" + +#include <cassert> + +using nncc::core::ADT::tensor::Shape; +using nncc::core::ADT::tensor::Index; + +// NOTE This forward declaration is introduced to minimize code diff +static uint32_t lexical_offset(const Shape &shape, const Index &index) +{ + assert(shape.rank() > 0); + assert(shape.rank() == index.rank()); + + const uint32_t rank = shape.rank(); + + uint32_t res = index.at(0); + + for (uint32_t axis = 1; axis < rank; ++axis) + { + res *= shape.dim(axis); + res += index.at(axis); + } + + return res; +} + +namespace nncc +{ +namespace core +{ +namespace ADT +{ +namespace tensor +{ + +LexicalLayout::LexicalLayout() : Layout(lexical_offset) +{ + // DO NOTHING +} + +} // namespace tensor +} // namespace ADT +} // namespace core +} // namespace nncc |