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Diffstat (limited to 'lib/msgc/tests/gc1.c')
| -rw-r--r-- | lib/msgc/tests/gc1.c | 242 |
1 files changed, 242 insertions, 0 deletions
diff --git a/lib/msgc/tests/gc1.c b/lib/msgc/tests/gc1.c new file mode 100644 index 0000000..9bd485e --- /dev/null +++ b/lib/msgc/tests/gc1.c @@ -0,0 +1,242 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * 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 the Initial Developer are Copyright (C) 1998-2000 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ + +/*********************************************************************** +** Includes +***********************************************************************/ +/* Used to get the command line option */ +#include "plgetopt.h" + +#include "prgc.h" +#include "prinit.h" +#include "prmon.h" +#include "prinrval.h" +#include "private/pprthred.h" + +#include <stdio.h> +#include <stdlib.h> + +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(); + + /* 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; + } +} |