PC/DistributionBloc.h File Reference

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Functions
static unsigned	blockSize (unsigned glen, unsigned total)
static unsigned	computeBlockBoundInf (unsigned glen, unsigned rank, unsigned total)
static unsigned	computeBlockBoundInf0 (unsigned bsz, unsigned rank)
static void	computeBlockBounds (unsigned *low, unsigned *high, unsigned glen, unsigned rank, unsigned total)
static void	computeBlockBoundsO (unsigned long *low, unsigned long *high, unsigned glen, unsigned rank, unsigned bsz)
static unsigned	computeBlockBoundSup (unsigned glen, unsigned rank, unsigned total)
static unsigned	computeBlockBoundSup0 (unsigned glen, unsigned bsz, unsigned rank)
static unsigned	localBlockLength (unsigned glen, unsigned rank, unsigned total)
static unsigned	localBlockLengthO (unsigned glen, unsigned rank, unsigned total, unsigned bsz)

Function Documentation

blockSize()

static unsigned blockSize ( unsigned  glen, unsigned  total  )

inlinestatic

Definition at line 37 of file PC/DistributionBloc.h.

Referenced by computeBlockBoundInf(), computeBlockBounds(), computeBlockBoundSup(), and localBlockLength().

                                                                  {
    return (glen+total-1)/total;
  }

computeBlockBoundInf()

static unsigned computeBlockBoundInf ( unsigned  glen, unsigned  rank, unsigned  total  )

inlinestatic

Definition at line 78 of file PC/DistributionBloc.h.

References blockSize(), and computeBlockBoundInf0().

                                                                                            {
    return  computeBlockBoundInf0(rank,blockSize(glen, total));
  }

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computeBlockBoundInf0()

static unsigned computeBlockBoundInf0 ( unsigned  bsz, unsigned  rank  )

inlinestatic

Definition at line 74 of file PC/DistributionBloc.h.

Referenced by computeBlockBoundInf(), and doSchedule().

                                                                            {
    return  rank * bsz;
  }

computeBlockBounds()

static void computeBlockBounds ( unsigned *  low, unsigned *  high, unsigned  glen, unsigned  rank, unsigned  total  )

inlinestatic

Definition at line 64 of file PC/DistributionBloc.h.

References blockSize().

                                              {

    unsigned bsz = blockSize(glen, total);
    unsigned tmp = (rank+1) * bsz;

    *low =  rank * bsz;    
    *high = ((glen <= tmp)?glen:tmp); // min
  }

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computeBlockBoundsO()

static void computeBlockBoundsO ( unsigned long *  low, unsigned long *  high, unsigned  glen, unsigned  rank, unsigned  bsz  )

inlinestatic

Definition at line 58 of file PC/DistributionBloc.h.

                                             {
    unsigned long tmp = (rank+1) * bsz;
    *low =  rank * bsz;    
    *high = ((glen <= tmp)?glen:tmp); // min
  }

computeBlockBoundSup()

static unsigned computeBlockBoundSup ( unsigned  glen, unsigned  rank, unsigned  total  )

inlinestatic

Definition at line 88 of file PC/DistributionBloc.h.

References blockSize(), and computeBlockBoundSup0().

                                                                                            {
    unsigned bsz = blockSize(glen, total);
    return computeBlockBoundSup0(glen, bsz, rank);
  }

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computeBlockBoundSup0()

static unsigned computeBlockBoundSup0 ( unsigned  glen, unsigned  bsz, unsigned  rank  )

inlinestatic

Definition at line 82 of file PC/DistributionBloc.h.

Referenced by computeBlockBoundSup().

                                                                                           {
    unsigned tmp = (rank+1) * bsz;
    return ((glen <= tmp)?glen:tmp); // min

  }

localBlockLength()

static unsigned localBlockLength ( unsigned  glen, unsigned  rank, unsigned  total  )

inlinestatic

Definition at line 49 of file PC/DistributionBloc.h.

References blockSize().

                                                                                        {
    if (rank == total - 1) {
      return glen - rank * blockSize(glen, total);
    } else {
      return blockSize(glen, total);
    }
  }

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localBlockLengthO()

static unsigned localBlockLengthO ( unsigned  glen, unsigned  rank, unsigned  total, unsigned  bsz  )

inlinestatic

Definition at line 42 of file PC/DistributionBloc.h.

Referenced by computeReceiveDataBlock1DServer(), computeSendDataBlock1DClient(), and doSchedule().

                                                                                                       {
    if (rank == total - 1) {
      return glen - rank * bsz;
    } else {
      return bsz;
    }
  }