All API

Contents

All API#

struct ncclUniqueId#

Public Members

char internal[NCCL_UNIQUE_ID_BYTES]#

file nccl.h

#include <hip/hip_runtime_api.h>

#include <hip/hip_fp16.h>

Defines

NCCL_MAJOR#

NCCL_MINOR#

NCCL_PATCH#

NCCL_SUFFIX#

NCCL_VERSION_CODE#

NCCL_VERSION(X, Y, Z)#

RCCL_BFLOAT16#

NCCL_UNIQUE_ID_BYTES#

Typedefs

typedef struct ncclComm *ncclComm_t#

Enums

enum ncclResult_t#

Values:

enumerator ncclSuccess#

enumerator ncclUnhandledCudaError#

enumerator ncclSystemError#

enumerator ncclInternalError#

enumerator ncclInvalidArgument#

enumerator ncclInvalidUsage#

enumerator ncclNumResults#

enum ncclRedOp_t#

Values:

enumerator ncclSum#

enumerator ncclProd#

enumerator ncclMax#

enumerator ncclMin#

enumerator ncclNumOps#

enum ncclDataType_t#

Values:

enumerator ncclInt8#

enumerator ncclChar#

enumerator ncclUint8#

enumerator ncclInt32#

enumerator ncclInt#

enumerator ncclUint32#

enumerator ncclInt64#

enumerator ncclUint64#

enumerator ncclFloat16#

enumerator ncclHalf#

enumerator ncclFloat32#

enumerator ncclFloat#

enumerator ncclFloat64#

enumerator ncclDouble#

enumerator ncclBfloat16#

enumerator ncclNumTypes#

Functions

ncclResult_t ncclGetVersion(int *version)#

ncclResult_t pncclGetVersion(int *version)#

ncclResult_t ncclGetUniqueId(ncclUniqueId *uniqueId)#

ncclResult_t pncclGetUniqueId(ncclUniqueId *uniqueId)#

ncclResult_t ncclCommInitRank(ncclComm_t *comm, int nranks, ncclUniqueId commId, int rank)#

ncclResult_t pncclCommInitRank(ncclComm_t *comm, int nranks, ncclUniqueId commId, int rank)#

ncclResult_t ncclCommInitAll(ncclComm_t *comm, int ndev, const int *devlist)#

ncclResult_t pncclCommInitAll(ncclComm_t *comm, int ndev, const int *devlist)#

ncclResult_t ncclCommDestroy(ncclComm_t comm)#

ncclResult_t pncclCommDestroy(ncclComm_t comm)#

ncclResult_t ncclCommAbort(ncclComm_t comm)#

ncclResult_t pncclCommAbort(ncclComm_t comm)#

const char *ncclGetErrorString(ncclResult_t result)#

const char *pncclGetErrorString(ncclResult_t result)#

ncclResult_t ncclCommGetAsyncError(ncclComm_t comm, ncclResult_t *asyncError)#

ncclResult_t pncclCommGetAsyncError(ncclComm_t comm, ncclResult_t *asyncError)#

ncclResult_t ncclCommCount(const ncclComm_t comm, int *count)#

ncclResult_t pncclCommCount(const ncclComm_t comm, int *count)#

ncclResult_t ncclCommCuDevice(const ncclComm_t comm, int *device)#

ncclResult_t pncclCommCuDevice(const ncclComm_t comm, int *device)#

ncclResult_t ncclCommUserRank(const ncclComm_t comm, int *rank)#

ncclResult_t pncclCommUserRank(const ncclComm_t comm, int *rank)#

ncclResult_t ncclReduce(const void *sendbuff, void *recvbuff, size_t count, ncclDataType_t datatype, ncclRedOp_t op, int root, ncclComm_t comm, hipStream_t stream)#

ncclResult_t pncclReduce(const void *sendbuff, void *recvbuff, size_t count, ncclDataType_t datatype, ncclRedOp_t op, int root, ncclComm_t comm, hipStream_t stream)#

ncclResult_t ncclBcast(void *buff, size_t count, ncclDataType_t datatype, int root, ncclComm_t comm, hipStream_t stream)#

ncclResult_t pncclBcast(void *buff, size_t count, ncclDataType_t datatype, int root, ncclComm_t comm, hipStream_t stream)#

ncclResult_t ncclBroadcast(const void *sendbuff, void *recvbuff, size_t count, ncclDataType_t datatype, int root, ncclComm_t comm, hipStream_t stream)#

ncclResult_t pncclBroadcast(const void *sendbuff, void *recvbuff, size_t count, ncclDataType_t datatype, int root, ncclComm_t comm, hipStream_t stream)#

ncclResult_t ncclAllReduce(const void *sendbuff, void *recvbuff, size_t count, ncclDataType_t datatype, ncclRedOp_t op, ncclComm_t comm, hipStream_t stream)#

ncclResult_t pncclAllReduce(const void *sendbuff, void *recvbuff, size_t count, ncclDataType_t datatype, ncclRedOp_t op, ncclComm_t comm, hipStream_t stream)#

ncclResult_t ncclReduceScatter(const void *sendbuff, void *recvbuff, size_t recvcount, ncclDataType_t datatype, ncclRedOp_t op, ncclComm_t comm, hipStream_t stream)#

ncclResult_t pncclReduceScatter(const void *sendbuff, void *recvbuff, size_t recvcount, ncclDataType_t datatype, ncclRedOp_t op, ncclComm_t comm, hipStream_t stream)#

ncclResult_t ncclAllGather(const void *sendbuff, void *recvbuff, size_t sendcount, ncclDataType_t datatype, ncclComm_t comm, hipStream_t stream)#

ncclResult_t pncclAllGather(const void *sendbuff, void *recvbuff, size_t sendcount, ncclDataType_t datatype, ncclComm_t comm, hipStream_t stream)#

ncclResult_t ncclGroupStart()#

ncclResult_t pncclGroupStart()#

ncclResult_t ncclGroupEnd()#

ncclResult_t pncclGroupEnd()#

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