51 lines
1.5 KiB
C++
51 lines
1.5 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 Topi utility function
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* \file topi/utils.h
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*/
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#ifndef TVM_TOPI_UTILS_H_
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#define TVM_TOPI_UTILS_H_
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#include <tvm/ffi/function.h>
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#include <tvm/ir/expr.h>
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namespace tvm {
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namespace topi {
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using namespace tvm::runtime;
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/*! \brief Canonicalize an argument that may be ffi::Array<Expr> or int to ffi::Array<Expr> */
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inline ffi::Optional<ffi::Array<int64_t>> ArrayOrInt(AnyView arg) {
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if (arg == nullptr) {
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return std::nullopt;
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}
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if (auto opt_int = arg.try_cast<int>()) {
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ffi::Array<int64_t> result;
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result.push_back(opt_int.value());
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return result;
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} else {
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return arg.cast<ffi::Array<int64_t>>();
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}
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}
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} // namespace topi
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} // namespace tvm
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#endif // TVM_TOPI_UTILS_H_
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