wehub-resource-sync
84 lines
2.5 KiB
C++
84 lines
2.5 KiB
C++
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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/*!
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* \brief Mapping op constructions
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* \file nn/mapping.h
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*/
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#ifndef TVM_TOPI_NN_MAPPING_H_
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#define TVM_TOPI_NN_MAPPING_H_
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#include <tvm/te/operation.h>
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#include <tvm/topi/tags.h>
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#include <string>
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namespace tvm {
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namespace topi {
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namespace nn {
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using namespace tvm::te;
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/*!
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* \brief Scale and shift with NCHW order
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*
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* \param x The input tensor.
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* \param scale Scale tensor, 1-D of size channel
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* \param shift Shift tensor, 1-D of size channel
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* \param name The name of the operation
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* \param tag The tag to mark the operation
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*
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* \return A Tensor whose op member is the scale shift operation
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*/
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inline Tensor scale_shift_nchw(const Tensor& x, const Tensor& scale, const Tensor& shift,
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std::string name = "ScaleShift", std::string tag = kBroadcast) {
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return tvm::te::compute(
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x->shape,
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[&](PrimVar b, PrimVar c, PrimVar h, PrimVar w) {
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return x(b, c, h, w) * scale(c) + shift(c);
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},
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name, tag);
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}
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/*!
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* \brief Scale and shift with NHWC order
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*
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* \param x The input tensor.
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* \param scale Scale tensor, 1-D of size channel
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* \param shift Shift tensor, 1-D of size channel
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* \param name The name of the operation
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* \param tag The tag to mark the operation
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*
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* \return A Tensor whose op member is the scale shift operation
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*/
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inline Tensor scale_shift_nhwc(const Tensor& x, const Tensor& scale, const Tensor& shift,
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std::string name = "ScaleShift", std::string tag = kBroadcast) {
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return tvm::te::compute(
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x->shape,
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[&](PrimVar b, PrimVar h, PrimVar w, PrimVar c) {
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return x(b, h, w, c) * scale(c) + shift(c);
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},
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name, tag);
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}
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} // namespace nn
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} // namespace topi
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} // namespace tvm
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#endif // TVM_TOPI_NN_MAPPING_H_
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