gecko-dev/nsprpub/lib/msgc/tests/gc1.c

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6.4 KiB
C

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* The contents of this file are subject to the Mozilla Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is the Netscape Portable Runtime (NSPR).
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998-2000 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the
* terms of the GNU General Public License Version 2 or later (the
* "GPL"), in which case the provisions of the GPL are applicable
* instead of those above. If you wish to allow use of your
* version of this file only under the terms of the GPL and not to
* allow others to use your version of this file under the MPL,
* indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by
* the GPL. If you do not delete the provisions above, a recipient
* may use your version of this file under either the MPL or the
* GPL.
*/
/***********************************************************************
** Includes
***********************************************************************/
/* Used to get the command line option */
#include "plgetopt.h"
#include "prgc.h"
#include "prinit.h"
#include "prmon.h"
#include "prinrval.h"
#ifndef XP_MAC
#include "private/pprthred.h"
#else
#include "pprthred.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#ifdef XP_MAC
#include "prlog.h"
#define printf PR_LogPrint
extern void SetupMacPrintfLog(char *logFile);
#endif
static PRMonitor *mon;
static PRInt32 threads, waiting, iterations;
static PRInt32 scanCount, finalizeCount, freeCount;
PRIntn failed_already=0;
PRIntn debug_mode;
typedef struct Array {
PRUintn size;
void *body[1];
} Array;
int arrayTypeIndex;
static void PR_CALLBACK ScanArray(void *a)
{
/* printf ("In ScanArray a = %X size = %d \n", a, a->size); */
scanCount++;
}
static void PR_CALLBACK FinalizeArray(void *a)
{
/* printf ("In FinalizeArray a = %X size = %d \n", a, a->size); */
finalizeCount++;
}
static void PR_CALLBACK FreeArray(void *a)
{
/* printf ("In FreeArray\n"); */
freeCount++;
}
static Array *NewArray(PRUintn size)
{
Array *a;
a = (Array *)PR_AllocMemory(sizeof(Array) + size*sizeof(void*) - 1*sizeof(void*),
arrayTypeIndex, PR_ALLOC_CLEAN);
/* printf ("In NewArray a = %X \n", a); */
if (a)
a->size = size;
return a;
}
GCType arrayType = {
ScanArray,
FinalizeArray,
0,
0,
FreeArray,
0
};
static void Initialize(void)
{
PR_InitGC(0, 0, 0, PR_GLOBAL_THREAD);
arrayTypeIndex = PR_RegisterType(&arrayType);
}
static void PR_CALLBACK AllocateLikeMad(void *arg)
{
Array *prev;
PRInt32 i;
PRInt32 count;
count = (PRInt32)arg;
prev = 0;
for (i = 0; i < count; i++) {
Array *leak = NewArray(i & 511);
if ((i & 1023) == 0) {
prev = 0; /* forget */
} else {
if (i & 1) {
prev = leak; /* remember */
}
}
}
PR_EnterMonitor(mon);
waiting++;
PR_Notify(mon);
PR_ExitMonitor(mon);
}
int main(int argc, char **argv)
{
PRIntervalTime start, stop, usec;
double d;
PRIntn i, totalIterations;
/* The command line argument: -d is used to determine if the test is being run
in debug mode. The regress tool requires only one line output:PASS or FAIL.
All of the printfs associated with this test has been handled with a if (debug_mode)
test.
Usage: test_name -d
*/
PLOptStatus os;
PLOptState *opt = PL_CreateOptState(argc, argv, "dt:c:");
threads = 10;
iterations = 100;
while (PL_OPT_EOL != (os = PL_GetNextOpt(opt)))
{
if (PL_OPT_BAD == os) {
fprintf(stderr, "Invalid command-line option\n");
exit(1);
}
switch (opt->option)
{
case 'd': /* debug mode */
debug_mode = 1;
break;
case 't': /* number of threads */
threads = atoi(opt->value);
break;
case 'c': /* iteration count */
iterations = atoi(opt->value);
break;
default:
break;
}
}
PL_DestroyOptState(opt);
fprintf(stderr, "t is %ld, i is %ld\n", (long) threads, (long) iterations);
/* main test */
PR_Init(PR_USER_THREAD, PR_PRIORITY_NORMAL, 5);
PR_STDIO_INIT();
Initialize();
#ifdef XP_MAC
SetupMacPrintfLog("gc1.log");
debug_mode = 1;
#endif
/* Spin all of the allocator threads and then wait for them to exit */
start = PR_IntervalNow();
mon = PR_NewMonitor();
PR_EnterMonitor(mon);
waiting = 0;
for (i = 0; i < threads; i++) {
(void) PR_CreateThreadGCAble(PR_USER_THREAD,
AllocateLikeMad, (void*)iterations,
PR_PRIORITY_NORMAL,
PR_LOCAL_THREAD,
PR_UNJOINABLE_THREAD,
0);
}
while (waiting != threads) {
PR_Wait(mon, PR_INTERVAL_NO_TIMEOUT);
}
PR_ExitMonitor(mon);
PR_GC();
PR_ForceFinalize();
totalIterations = iterations * threads;
/*
if (scanCount != totalIterations)
printf ("scanCount discrepancy scanCount = %d totalIterations = %d \n",
scanCount, totalIterations);
if (freeCount != totalIterations)
printf ("freeCount discrepancy freeCount = %d totalIterations = %d \n",
freeCount, totalIterations);
if ((finalizeCount != totalIterations) && (finalizeCount != (totalIterations-1)))
printf ("finalizeCount discrepancy finalizeCount = %d totalIterations = %d \n",
finalizeCount,totalIterations);
*/
stop = PR_IntervalNow();
usec = stop = stop - start;
d = (double)usec;
if (debug_mode) printf("%40s: %6.2f usec\n", "GC allocation", d / (iterations * threads));
else {
if (d == 0.0) failed_already = PR_TRUE;
}
PR_Cleanup();
if(failed_already)
{
printf("FAIL\n");
return 1;
}
else
{
printf("PASS\n");
return 0;
}
}