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57c3a10 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | /*
* Copyright (c) 2025 by FlashInfer team.
*
* 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.
*/
#pragma once
#include <ATen/ops/tensor.h>
inline at::Tensor vec_to_tensor(const std::vector<int64_t>& vec) {
return at::tensor(vec, at::dtype(at::kLong).device(at::kCPU));
}
inline std::vector<int64_t> tensor_to_vec(const at::Tensor& tensor) {
const size_t size = tensor.numel();
const int64_t* first = tensor.const_data_ptr<int64_t>();
const int64_t* last = first + size;
return std::vector(first, last);
}
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