xmp_util.c File Reference

#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include "mpi.h"
#include "xmp_internal.h"

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Macros
#define	MPI_PORTABLE_PLATFORM_H

Functions
unsigned long long	_XMP_get_on_ref_id (void)
void *	_XMP_alloc (size_t size)
void	_XMP_free (void *p)
void	_XMP_fatal (char *msg)
void	_XMP_fatal_nomsg ()
void	_XMP_unexpected_error (void)
void	_XMP_warning (char *msg)
_Bool	union_triplet (int lb0, int ub0, int st0, int lb1, int ub1, int st1)

Macro Definition Documentation

MPI_PORTABLE_PLATFORM_H

#define MPI_PORTABLE_PLATFORM_H

Function Documentation

_XMP_alloc()

void* _XMP_alloc

(

size_t

size

)

{
  void *addr;
#ifdef _XMP_FJRDMA
  int error = posix_memalign(&addr, 128, size);
  if(addr == NULL || error != 0)
    _XMP_fatal("cannot allocate memory");
#else  
  addr = malloc(size);
  if(addr == NULL)
    _XMP_fatal("cannot allocate memory");
#endif
  
  return addr;
}

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_XMP_fatal()

void _XMP_fatal

(

char *

msg

)

{
  fprintf(stderr, "[RANK:%d] XcalableMP runtime error: %s\n", _XMP_world_rank, msg);
  MPI_Abort(MPI_COMM_WORLD, 1);
}

_XMP_fatal_nomsg()

void _XMP_fatal_nomsg

(

)

{
  MPI_Abort(MPI_COMM_WORLD, 1);
}

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_XMP_free()

void _XMP_free

(

void *

p

)

{
  free(p);
}

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_XMP_get_on_ref_id()

unsigned long long _XMP_get_on_ref_id

(

void

)

{
  if(_XMP_on_ref_id_count == ULLONG_MAX)
    _XMP_fatal("cannot create a new nodes/template: too many");
 
  return _XMP_on_ref_id_count++;
}

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_XMP_unexpected_error()

void _XMP_unexpected_error

(

void

)

{
  _XMP_fatal("unexpected error in runtime");
}

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_XMP_warning()

void _XMP_warning

(

char *

msg

)

                            {
  fprintf(stderr, "[RANK:%d] XcalableMP runtime warning: %s\n", _XMP_world_rank, msg);
}

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union_triplet()

_Bool union_triplet	(	int	lb0,
		int	ub0,
		int	st0,
		int	lb1,
		int	ub1,
		int	st1
	)

{
  if (ub0 < lb0 || ub1 < lb0) return false;
 
  int lb2, ub2, st2;
  int lb3,      st3;
 
  if(lb0 > lb1){
    lb2 = lb0;
    lb3 = lb1;
    st2 = st0;
    st3 = st1;
  }
  else{
    lb2 = lb1;
    lb3 = lb0;
    st2 = st1;
    st3 = st0;
  }
 
  ub2 = (ub0 > ub1)? ub1 : ub0;
 
  for(int i=lb2;i<= ub2;i+=st2)
    if((i-lb3) % st3 == 0)
      return true;
 
  return false;
}

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