darwin-memory.c

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#include <string.h>
#include <errno.h>
 
#include "papi.h"
#include "papi_internal.h"
#include "papi_memory.h" /* papi_calloc() */
 
#include "x86_cpuid_info.h"
 
#include "darwin-lock.h"
 
int
_darwin_get_dmem_info( PAPI_dmem_info_t * d )
{
 
  int mib[4];
  size_t len;
  char buffer[BUFSIZ];
  long long ll;
 
  /**********/
  /* memory */
  /**********/
  len = 2;
  sysctlnametomib("hw.memsize", mib, &len);
 
  len = 8;
  if (sysctl(mib, 2, &ll, &len, NULL, 0) == -1) {
    return PAPI_ESYS;
  }
 
  d->size=ll;
 
  d->pagesize = getpagesize(  );
 
    return PAPI_OK;
}
 
/*
 * Architecture-specific cache detection code 
 */
 
 
#if defined(__i386__)||defined(__x86_64__)
static int
x86_get_memory_info( PAPI_hw_info_t * hw_info )
{
    int retval = PAPI_OK;
 
    switch ( hw_info->vendor ) {
    case PAPI_VENDOR_AMD:
    case PAPI_VENDOR_INTEL:
        retval = _x86_cache_info( &hw_info->mem_hierarchy );
        break;
    default:
        PAPIERROR( "Unknown vendor in memory information call for x86." );
        return PAPI_ENOIMPL;
    }
    return retval;
}
#endif
 
 
int
_darwin_get_memory_info( PAPI_hw_info_t * hwinfo, int cpu_type )
{
    ( void ) cpu_type;       /*unused */
    int retval = PAPI_OK;
 
    x86_get_memory_info( hwinfo );
 
    return retval;
}
 
int
_darwin_update_shlib_info( papi_mdi_t *mdi )
{
 
 
    return PAPI_OK;
}