Wenkai Du
63 line
1.4 KiB
C
63 line
1.4 KiB
C
/*************************************************************************
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* Copyright (c) 2019-2021, NVIDIA CORPORATION. All rights reserved.
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* Modifications Copyright (c) 2019-2021 Advanced Micro Devices, Inc. All rights reserved.
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*
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* See LICENSE.txt for license information
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************************************************************************/
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#ifndef NCCL_INFO_H_
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#define NCCL_INFO_H_
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#include "nccl.h"
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#include "devcomm.h"
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#include "collectives.h"
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typedef enum {
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ncclPatternRing,
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ncclPatternRingTwice,
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ncclPatternPipelineFrom,
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ncclPatternPipelineTo,
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ncclPatternTreeUp,
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ncclPatternTreeDown,
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ncclPatternTreeUpDown,
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ncclPatternCollTreeUpDown
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} ncclPattern_t;
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// Used to pass NCCL call information between functions
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struct ncclInfo {
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ncclFunc_t coll;
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const char* opName;
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// NCCL Coll Args
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const void* sendbuff;
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void* recvbuff;
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size_t count;
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ncclDataType_t datatype;
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ncclRedOp_t op;
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int root;
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ncclComm_t comm;
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hipStream_t stream;
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// Algorithm details
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int chunkSteps;
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int sliceSteps;
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// Computed later
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ncclDevRedOpFull opFull;
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int algorithm;
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int protocol;
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ncclPattern_t pattern;
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int nChannels;
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int nThreads;
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size_t nBytes;
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int nstepsPerLoop;
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int nchunksPerLoop;
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ssize_t sendbytes;
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ssize_t recvbytes;
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int recvChunkSize;
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int sendChunkSize;
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uint32_t delta;
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int channelId;
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uint16_t sendIdx;
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uint16_t recvIdx;
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};
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#endif
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