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40 lines
1.5 KiB
C++
40 lines
1.5 KiB
C++
// Copyright (c) 2024 PaddlePaddle Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// 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, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <cstdio>
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#include <iostream>
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#include "paddle/extension.h"
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std::vector<paddle::Tensor> XftGreedySearch(const paddle::Tensor &probs) {
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const int bsz = probs.shape()[0];
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const int vocab_size = probs.shape()[1];
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auto next_tokens =
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paddle::empty({bsz, 1}, paddle::DataType::INT64, probs.place());
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return {next_tokens};
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}
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std::vector<std::vector<int64_t>> XftGreedySearchInferShape(
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const std::vector<int64_t> &probs_shape) {
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int64_t bsz = probs_shape[0];
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return {{bsz, 1}};
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}
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std::vector<paddle::DataType> XftGreedySearchInferDtype(
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const paddle::DataType &probs_dtype) {
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return {paddle::DataType::INT64};
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}
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PD_BUILD_STATIC_OP(xft_greedy_search)
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.Inputs({"probs"})
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.Outputs({"next_tokens_ids"})
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.SetInferShapeFn(PD_INFER_SHAPE(XftGreedySearchInferShape))
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.SetInferDtypeFn(PD_INFER_DTYPE(XftGreedySearchInferDtype))
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.SetKernelFn(PD_KERNEL(XftGreedySearch));
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