49 lines
1.6 KiB
C
49 lines
1.6 KiB
C
// Copyright (c) 2021 CINN 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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#pragma once
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#include <thread>
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#include "paddle/cinn/runtime/cinn_runtime.h"
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extern "C" {
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int max_concurrency();
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/**
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* @brief The callback function to execute a parallel lambda
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* @param task_id the task id of the function.
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* @param num_task The Number of tasks to launch. If 0, it means to launch
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* with all available threads.
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* @param datas The closure datas.
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*/
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typedef int (*FCINNParallelLambda)(int task_id, int num_task, void* datas);
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/**
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* @brief Backend function for running parallel jobs.
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*
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* @param flambda The parallel function to be launched.
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* @param datas The closure datas.
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* @param num_task The Number of tasks to launch. If 0, it means to launch
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* with all available threads.
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*
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* @return 0 when no error is thrown, -1 when failure happens
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*/
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int cinn_backend_parallel_launch(FCINNParallelLambda flambda,
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void* datas,
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int num_task);
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} // extern "C"
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