wehub-resource-sync
62 lines
1.8 KiB
C++
62 lines
1.8 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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* \file pad_utils.h
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* \brief Padding helpers
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*/
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#ifndef TVM_TOPI_DETAIL_PAD_UTILS_H_
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#define TVM_TOPI_DETAIL_PAD_UTILS_H_
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#include <tvm/te/operation.h>
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#include <tvm/tirx/expr.h>
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#include <tvm/tirx/op.h>
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#include <vector>
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namespace tvm {
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namespace topi {
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namespace detail {
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using namespace tvm::te;
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/*!
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* \brief Get padding size for each side given padding height and width
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*
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* \param pad_h The amount to pad each of the top and bottom sides
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* \param pad_w The amount to pad each of the left and right sides
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*
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* \return An array of 4 elements, representing padding sizes for
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* each individual side. The array is in the order { top, left, bottom, right }
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*/
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inline ffi::Array<PrimExpr> GetPadTuple(PrimExpr pad_h, PrimExpr pad_w) {
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pad_h *= 2;
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pad_w *= 2;
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auto pad_top = indexdiv(pad_h + 1, 2);
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auto pad_left = indexdiv(pad_w + 1, 2);
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return {pad_top, pad_left, pad_h - pad_top, pad_w - pad_left};
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}
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} // namespace detail
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} // namespace topi
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} // namespace tvm
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#endif // TVM_TOPI_DETAIL_PAD_UTILS_H_
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