Line data    Source code

       1              : /**
       2              :  * Copyright (c) 2025 Huawei Technologies Co., Ltd.
       3              :  * This program is free software, you can redistribute it and/or modify it under the terms and conditions of
       4              :  * CANN Open Software License Agreement Version 2.0 (the "License").
       5              :  * Please refer to the License for details. You may not use this file except in compliance with the License.
       6              :  * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,
       7              :  * INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
       8              :  * See LICENSE in the root of the software repository for the full text of the License.
       9              :  */
      10              : 
      11              : #ifndef __AICPU_REDUCE_SCATTER_H__
      12              : #define __AICPU_REDUCE_SCATTER_H__
      13              : 
      14              : #include "aicpu_algorithm.h"
      15              : 
      16              : class AicpuReduceScatter : public AicpuAlgorithm {
      17              : public:
      18           20 :     explicit AicpuReduceScatter(AicpuComContext *ctx) : AicpuAlgorithm(ctx) {}
      19           20 :     ~AicpuReduceScatter() override = default;
      20              : 
      21              :     HcclResult RunAlgorithm(HcclReduceOp opType, void *sendBuffer, void *recvBuffer, u64 dataCount,
      22              :         HcclDataType dataType, u64 strideLen = 0, AivAicpuOpParam *nextTask = nullptr) override;
      23              : 
      24              : private:
      25              :     HcclResult RunReduceScatterWriteMode(HcclReduceOp opType, void *sendBuffer, void *recvBuffer, u64 dataCount,
      26              :         HcclDataType dataType, u64 strideLen);
      27              :     HcclResult RunReduceScatterReadMode(HcclReduceOp opType, void *sendBuffer, void *recvBuffer, u64 dataCount,
      28              :         HcclDataType dataType);
      29              : 
      30              :     std::vector<Slice> PrepareMeshSlice(u64 dataSize, uint32_t rankNum);
      31              :     HcclResult RunDeterministicReduceScatter(HcclReduceOp opType, void *sendBuffer, void *recvBuffer, u64 dataCount,
      32              :         HcclDataType dataType, u64 strideCount);
      33              :     HcclResult RunDeterministicReduceScatterLocal(HcclReduceOp opType, void *sendBuffer, void *recvBuffer, u64 dataCount,
      34              :         HcclDataType dataType, u64 strideLen);
      35              :     HcclResult RunCurrentDeterministicReduceScatter(HcclReduceOp opType, uint8_t *curInputPtr, uint8_t *curOutputPtr,
      36              :         u64 strideSize, u64 curSize, HcclDataType dataType);
      37              : 
      38              :     // 910_93
      39              :     HcclResult GenRingTask(HcclReduceOp opType, u64 sndAddr, u64 rcvAddr, u64 curSize, u64 scatterSize,
      40              :         HcclDataType dataType, uint32_t streamId, bool isClockwise, uint32_t step) const;
      41              :     HcclResult RunDoubleRingReduceScatter(HcclReduceOp opType, u64 sendBuffer, u64 recvBuffer,
      42              :         u64 dataCount, HcclDataType dataType) const;
      43              :     HcclResult RunSwitchReduceScatter(HcclReduceOp opType, u64 sendBuffer, u64 recvBuffer, u64 dataCount,
      44              :         HcclDataType dataType) const;
      45              : };
      46              : 
      47              : #endif