170 lines
3.8 KiB
C++
170 lines
3.8 KiB
C++
|
#include <stdio.h>
|
||
|
|
|
||
|
|
#ifdef AZTEC86
|
||
|
|
#include <stdlib.h>
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef HISOFTC
|
||
|
|
#include <stdlib.h>
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef INTELC
|
||
|
|
#include <stdlib.h>
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef WATCOM
|
||
|
|
#include <malloc.h>
|
||
|
|
#include <process.h>
|
||
|
|
#endif
|
||
|
|
|
||
|
|
|
||
|
|
#ifdef powerc
|
||
|
|
#define allocs 50
|
||
|
|
#else
|
||
|
|
#ifdef HISOFTC
|
||
|
|
#define allocs 66 /* not enough RAM with hisoft to go higher */
|
||
|
|
#else
|
||
|
|
/* most c runtimes work up to 69, but use 66 to have a consistent benchmark */
|
||
|
|
#define allocs 66
|
||
|
|
#endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
int logging = 1;
|
||
|
|
|
||
|
|
char * memset_x( p, v, c ) char * p; int v; int c;
|
||
|
|
{
|
||
|
|
unsigned char * pc = (unsigned char *) p;
|
||
|
|
unsigned char val = (unsigned char) ( v & 0xff );
|
||
|
|
int i;
|
||
|
|
|
||
|
|
if ( 0 == p )
|
||
|
|
{
|
||
|
|
printf( "request to memset a null pointer\n" );
|
||
|
|
exit( 1 );
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( logging )
|
||
|
|
#ifdef CPMTIME
|
||
|
|
printf( " memset p %u, v %d, val %x, c %d\n", p, v, val, c );
|
||
|
|
#else
|
||
|
|
|
||
|
|
#ifdef HISOFTC
|
||
|
|
printf( " memset p %u, v %d, val %x, c %d\n", p, v, val, c );
|
||
|
|
#else
|
||
|
|
printf( " memset p %p, v %d, val %x, c %d\n", p, v, val, c );
|
||
|
|
#endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
for ( i = 0; i < c; i++ )
|
||
|
|
*pc++ = val;
|
||
|
|
return p;
|
||
|
|
}
|
||
|
|
|
||
|
|
void chkmem( p, v, c ) char * p; int v; int c;
|
||
|
|
{
|
||
|
|
unsigned char * pc = (unsigned char *) p;
|
||
|
|
unsigned char val = (unsigned char) ( v & 0xff );
|
||
|
|
int i;
|
||
|
|
|
||
|
|
if ( 0 == p )
|
||
|
|
{
|
||
|
|
printf( "request to chkmem a null pointer\n" );
|
||
|
|
exit( 1 );
|
||
|
|
}
|
||
|
|
|
||
|
|
for ( i = 0; i < c; i++ )
|
||
|
|
{
|
||
|
|
if ( *pc != val )
|
||
|
|
{
|
||
|
|
#ifdef CPMTIME
|
||
|
|
printf( "memory isn't as expected! p %u, v %d, c %d, *pc %d\n",p, v, c, *pc );
|
||
|
|
#else
|
||
|
|
printf( "memory isn't as expected! p %p, v %d, c %d, *pc %d\n",p, v, c, *pc );
|
||
|
|
#endif
|
||
|
|
exit( 1 );
|
||
|
|
}
|
||
|
|
pc++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
int main( argc, argv ) int argc; char * argv[];
|
||
|
|
{
|
||
|
|
int i, cb, c_cb, j;
|
||
|
|
char * pc;
|
||
|
|
char * ap[ allocs ];
|
||
|
|
|
||
|
|
logging = ( argc > 1 );
|
||
|
|
pc = argv[ 0 ]; /* evade compiler warning */
|
||
|
|
|
||
|
|
for ( j = 0; j < 10; j++ )
|
||
|
|
{
|
||
|
|
if ( logging )
|
||
|
|
printf( "in alloc mode\n" );
|
||
|
|
|
||
|
|
for ( i = 0; i < allocs; i++ )
|
||
|
|
{
|
||
|
|
cb = 8 + ( i * 10 );
|
||
|
|
c_cb = cb + 5;
|
||
|
|
if ( logging )
|
||
|
|
printf( " i, cb: %d %d\n", i, cb );
|
||
|
|
|
||
|
|
pc = (char *) calloc( c_cb, 1 );
|
||
|
|
chkmem( pc, 0, c_cb );
|
||
|
|
memset_x( pc, 0xcc, c_cb );
|
||
|
|
|
||
|
|
ap[ i ] = (char *) malloc( cb );
|
||
|
|
memset_x( ap[ i ], 0xaa, cb );
|
||
|
|
|
||
|
|
chkmem( pc, 0xcc, c_cb );
|
||
|
|
free( pc );
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( logging )
|
||
|
|
printf( "in free mode, even first\n" );
|
||
|
|
|
||
|
|
for ( i = 0; i < allocs; i += 2 )
|
||
|
|
{
|
||
|
|
cb = 8 + ( i * 10 );
|
||
|
|
c_cb = cb + 3;
|
||
|
|
if ( logging )
|
||
|
|
printf( " i, cb: %d %d\n", i, cb );
|
||
|
|
|
||
|
|
pc = (char *) calloc( c_cb, 1 );
|
||
|
|
chkmem( pc, 0, c_cb );
|
||
|
|
memset_x( pc, 0xcc, c_cb );
|
||
|
|
|
||
|
|
chkmem( ap[ i ], 0xaa, cb );
|
||
|
|
memset_x( ap[ i ], 0xff, cb );
|
||
|
|
free( ap[ i ] );
|
||
|
|
|
||
|
|
chkmem( pc, 0xcc, c_cb );
|
||
|
|
free( pc );
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( logging )
|
||
|
|
printf( "in free mode, now odd\n" );
|
||
|
|
|
||
|
|
for ( i = 1; i < allocs; i += 2 )
|
||
|
|
{
|
||
|
|
cb = 8 + ( i * 10 );
|
||
|
|
c_cb = cb + 7;
|
||
|
|
if ( logging )
|
||
|
|
printf( " i, cb: %d %d\n", i, cb );
|
||
|
|
|
||
|
|
pc = (char *) calloc( c_cb, 1 );
|
||
|
|
chkmem( pc, 0, c_cb );
|
||
|
|
memset_x( pc, 0xcc, c_cb );
|
||
|
|
|
||
|
|
chkmem( ap[ i ], 0xaa, cb );
|
||
|
|
memset_x( ap[ i ], 0xff, cb );
|
||
|
|
free( ap[ i ] );
|
||
|
|
|
||
|
|
chkmem( pc, 0xcc, c_cb );
|
||
|
|
free( pc );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
printf( "success\n" );
|
||
|
|
return 0;
|
||
|
|
}
|