pad_utils.h

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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
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#ifndef TVM_TOPI_DETAIL_PAD_UTILS_H_
#define TVM_TOPI_DETAIL_PAD_UTILS_H_
 
#include <tvm/ir/prim/expr.h>
#include <tvm/ir/prim/op.h>
#include <tvm/te/operation.h>
 
#include <vector>
 
namespace tvm {
namespace topi {
namespace detail {
 
using namespace tvm::te;
 
inline ffi::Array<PrimExpr> GetPadTuple(PrimExpr pad_h, PrimExpr pad_w) {
  pad_h *= 2;
  pad_w *= 2;
 
  auto pad_top = indexdiv(pad_h + 1, 2);
  auto pad_left = indexdiv(pad_w + 1, 2);
 
  return {pad_top, pad_left, pad_h - pad_top, pad_w - pad_left};
}
 
}  // namespace detail
}  // namespace topi
}  // namespace tvm
#endif  // TVM_TOPI_DETAIL_PAD_UTILS_H_