src/noarch/communication/moc_bcast.c

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#include <moc.h>

#ifdef __SPU__
#include <internal/spu/imoc_core_spu.h>
#else
#include <internal/ppu/imoc_core_ppu.h>
#endif

int MOC_Bcast(void* buffer, int count, MOC_Datatype datatype, int root,
        MOC_Comm comm)
    {
    MOC_Status status;

    if (comm == MOC_COMM_SELF)
        return 0;
    /** Sending branch **/
    if (node_handle.rank == root)
        {
        int t, err;
        struct moc_request_struct requests[node_handle.comm_size];

        for (t = 0; t < node_handle.comm_size; t++)
            {
            if ((err = MOC_ISend(buffer, count, datatype, t, MOC_BCAST_TAG,
                    comm, &requests[t])) != 0)
                return err;
            }
        for (t = 0; t < node_handle.comm_size; t++)
            {
            if ((err = MOC_Wait(&requests[t], &status)) != 0)
                return err;
            }
        return 0;
        }
    /** Receiving Branch **/
    else
        {
        return MOC_Recv(buffer, count, datatype, root, MOC_BCAST_TAG, comm,
                &status);
        }
    }

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