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C
C  File Name: bench11f.h
C
C  Functional Description: The header file bench11f.h defines         
C      macros common to the various subroutines in the bench11       
C      multiple precision arithmetic benchmark.
C
C  This is the Fortran version used in mputil.F when we don't use GMP.
C
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c
c  CVS Info
c  $Date: 2005/01/10 21:05:27 $
c  $Revision: 1.2 $
c  $RCSfile: bench11f.h.save,v $
c  $Name: rel_5 $
c
      INTEGER VERBOSE, DEBUG, MYPE, NPES
      COMMON /VERBOSE/VERBOSE, /DEBUG/DEBUG, /MYPE/MYPE, /NPES/NPES
c
c  Define various structures for each machine
c
#if defined _CRAYX1
#   include "crayx1f.h"
#elif defined _CRAYMPP
#   include "craymppf.h"
#elif defined _CRAY1
#   include "crayf.h"
#elif defined __alpha
#   include "decalphaf.h"
#elif defined __hp
#   include "hpf.h"
#endif
c
c  Define the header for MP integers N
c  MPHL       = MP-INT Header Length
c  N(MPALLOC) = number of words allocated for limbs of N
c  N(MPSIZE)  = number of words actually used
c  N(MPDATA)  = the first word of data, lowest-order limb of N
c
c   define MPHL    2
c   define MPALLOC 1
c   define MPSIZE  2
c   define MPDATA  3
c   define GMP32   0
c
      MPLONG CARRYBIT, BITMASK, BITMASK32, MLTWO
c
c  The MLTWO silliness is to get around those machines on which
c  the INTEGER data type has no more than BITSPERWORD bits
      PARAMETER (MLTWO = 2)
      PARAMETER (BITMASK = (MLTWO**BITSPERWORD - 1))
      PARAMETER (BITMASK32 = (MLTWO**32 - 1))
      PARAMETER (CARRYBIT = (MLTWO**BITSPERWORD))
c
c  Maximum values for various parameters
c
      INTEGER MAXMATSIZE, MAXSUBMATSIZE, MAXNUMSIZE, MAXDECIMALDIG
      INTEGER MAXBITSIZE, MAXWDS, MAXMODSIZE
c
c  The size of the largest matrix accepted by the program
      PARAMETER (MAXMATSIZE = 1024)
c
c  The size of the largest local submatrix on each PE
      PARAMETER (MAXSUBMATSIZE = 512)
c
c  The size (number of limbs or digit words) plus MPHL = header-length
c  of the largest multiple precision number accepted by the program
c                                 32 / 64 BITSPERWORD  
c  Up to 128 bits (M3: 128)     -  8 /  4 limbs
c  Up to 544/576 bits (M8: 514) - 17 /  9 limbs
c  Up to 1024 bits (M10: 999)   - 32 / 16 limbs
      PARAMETER (MAXBITSIZE = 1024)
c
c  The size (number of limbs or digit words) plus MPHL = header-length
c  of the largest multiple precision number accepted by the program
      PARAMETER (MAXWDS = (MAXBITSIZE+BITSPERWORD-1)/BITSPERWORD)
      PARAMETER (MAXNUMSIZE = MAXWDS + MPHL)
c  GMP may need extra words to read max modulus
      PARAMETER (MAXMODSIZE = MAXNUMSIZE + 2)
c
c  The number of decimal digits in the largest multiple
c  precision number accepted  by the program
      PARAMETER (MAXDECIMALDIG = MAXBITSIZE/3)