mindspore2022/mindspore/ccsrc/utils/convert_utils.h

83 lines
2.5 KiB
C++

/**
* Copyright 2019-2020 Huawei Technologies Co., Ltd
*
* 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.
*/
#ifndef MINDSPORE_CCSRC_UTILS_CONVERT_UTILS_H_
#define MINDSPORE_CCSRC_UTILS_CONVERT_UTILS_H_
#include <limits>
#include <memory>
#include <utility>
#include <stack>
#include <vector>
#include <unordered_map>
#include <unordered_set>
#include "utils/convert_utils_base.h"
#include "utils/any.h"
#include "base/base_ref.h"
#include "base/base.h"
#include "ir/anf.h"
#include "ir/func_graph.h"
namespace mindspore {
namespace tensor {
class Tensor;
using TensorPtr = std::shared_ptr<Tensor>;
} // namespace tensor
bool BaseRefToBool(const BaseRef &in, bool *out);
bool BaseRefToInt(const ValuePtr &v, int64_t *value);
bool ValueToBool(const ValuePtr &in, bool *out);
// Isomorphism
struct PairHasher {
template <class T1, class T2>
std::size_t operator()(const std::pair<T1, T2> &p) const {
auto h1 = std::hash<T1>{}(p.first);
auto h2 = std::hash<T2>{}(p.second);
return h1 ^ h2;
}
};
enum EquivState { kNotEquiv = 0, kEquiv = 1, kPending = 2 };
using FuncGraphPairMapEquiv = std::unordered_map<std::pair<FuncGraphPtr, FuncGraphPtr>, EquivState, PairHasher>;
using NodeMapEquiv = std::unordered_map<AnfNodePtr, AnfNodePtr>;
bool Isomorphic(const FuncGraphPtr &g1, const FuncGraphPtr &g2, FuncGraphPairMapEquiv *equiv_func_graph,
NodeMapEquiv *equiv_node);
tensor::TensorPtr ScalarToTensor(const ScalarPtr &scalar);
template <typename T>
std::vector<T> TensorValueToVector(const tensor::TensorPtr &tensor) {
MS_EXCEPTION_IF_NULL(tensor);
std::vector<T> value;
auto element_size = tensor->data().size();
auto *data = static_cast<T *>(tensor->data_c());
for (auto i = 0; i < element_size; i++) {
value.push_back(data[i]);
}
return value;
}
void TensorValueToTensor(const ValuePtr &value, std::vector<tensor::TensorPtr> *tensors);
size_t CountValueNum(const ValueTuplePtr &value_tuple);
} // namespace mindspore
#endif // MINDSPORE_CCSRC_UTILS_CONVERT_UTILS_H_