diff options
Diffstat (limited to 'src/libs/xpcom18a4/nsprpub/pr/tests/threads.c')
| -rw-r--r-- | src/libs/xpcom18a4/nsprpub/pr/tests/threads.c | 249 |
1 files changed, 249 insertions, 0 deletions
diff --git a/src/libs/xpcom18a4/nsprpub/pr/tests/threads.c b/src/libs/xpcom18a4/nsprpub/pr/tests/threads.c new file mode 100644 index 00000000..e1d188d4 --- /dev/null +++ b/src/libs/xpcom18a4/nsprpub/pr/tests/threads.c @@ -0,0 +1,249 @@ +/* -*- 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 ***** */ + +#include "nspr.h" +#include "prinrval.h" +#include "plgetopt.h" +#include "pprthred.h" +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#ifdef XP_MAC +#include "prlog.h" +#define printf PR_LogPrint +extern void SetupMacPrintfLog(char *logFile); +#endif + +PRMonitor *mon; +PRInt32 count, iterations, alive; + +PRBool debug_mode = PR_FALSE, passed = PR_TRUE; + +void +PR_CALLBACK +ReallyDumbThread(void *arg) +{ + return; +} + +void +PR_CALLBACK +DumbThread(void *arg) +{ + PRInt32 tmp = (PRInt32)arg; + PRThreadScope scope = (PRThreadScope)tmp; + PRThread *thr; + + thr = PR_CreateThread(PR_USER_THREAD, + ReallyDumbThread, + NULL, + PR_PRIORITY_NORMAL, + scope, + PR_JOINABLE_THREAD, + 0); + + if (!thr) { + if (debug_mode) { + printf("Could not create really dumb thread (%d, %d)!\n", + PR_GetError(), PR_GetOSError()); + } + passed = PR_FALSE; + } else { + PR_JoinThread(thr); + } + PR_EnterMonitor(mon); + alive--; + PR_Notify(mon); + PR_ExitMonitor(mon); +} + +static void CreateThreads(PRThreadScope scope1, PRThreadScope scope2) +{ + PRThread *thr; + int n; + + alive = 0; + mon = PR_NewMonitor(); + + alive = count; + for (n=0; n<count; n++) { + thr = PR_CreateThread(PR_USER_THREAD, + DumbThread, + (void *)scope2, + PR_PRIORITY_NORMAL, + scope1, + PR_UNJOINABLE_THREAD, + 0); + if (!thr) { + if (debug_mode) { + printf("Could not create dumb thread (%d, %d)!\n", + PR_GetError(), PR_GetOSError()); + } + passed = PR_FALSE; + alive--; + } + + PR_Sleep(0); + } + + /* Wait for all threads to exit */ + PR_EnterMonitor(mon); + while (alive) { + PR_Wait(mon, PR_INTERVAL_NO_TIMEOUT); + } + + PR_ExitMonitor(mon); + PR_DestroyMonitor(mon); +} + +static void CreateThreadsUU(void) +{ + CreateThreads(PR_LOCAL_THREAD, PR_LOCAL_THREAD); +} + +static void CreateThreadsUK(void) +{ + CreateThreads(PR_LOCAL_THREAD, PR_GLOBAL_THREAD); +} + +static void CreateThreadsKU(void) +{ + CreateThreads(PR_GLOBAL_THREAD, PR_LOCAL_THREAD); +} + +static void CreateThreadsKK(void) +{ + CreateThreads(PR_GLOBAL_THREAD, PR_GLOBAL_THREAD); +} + +/************************************************************************/ + +static void Measure(void (*func)(void), const char *msg) +{ + PRIntervalTime start, stop; + double d; + + start = PR_IntervalNow(); + (*func)(); + stop = PR_IntervalNow(); + + if (debug_mode) + { + d = (double)PR_IntervalToMicroseconds(stop - start); + printf("%40s: %6.2f usec\n", msg, d / count); + } +} + +int main(int argc, char **argv) +{ + int index; + + PR_STDIO_INIT(); + PR_Init(PR_USER_THREAD, PR_PRIORITY_HIGH, 0); + + { + PLOptStatus os; + PLOptState *opt = PL_CreateOptState(argc, argv, "dc:i:"); + while (PL_OPT_EOL != (os = PL_GetNextOpt(opt))) + { + if (PL_OPT_BAD == os) continue; + switch (opt->option) + { + case 'd': /* debug mode */ + debug_mode = PR_TRUE; + break; + case 'c': /* loop counter */ + count = atoi(opt->value); + break; + case 'i': /* loop counter */ + iterations = atoi(opt->value); + break; + default: + break; + } + } + PL_DestroyOptState(opt); + } + +#ifdef XP_MAC + SetupMacPrintfLog("threads.log"); + count = 10; + iterations = 10; + debug_mode = PR_TRUE; +#else + if (0 == count) count = 50; + if (0 == iterations) iterations = 10; + +#endif + + if (debug_mode) + { + printf("\ +** Tests lots of thread creations. \n\ +** Create %ld native threads %ld times. \n\ +** Create %ld user threads %ld times \n", iterations,count,iterations,count); + } + + for (index=0; index<iterations; index++) { + Measure(CreateThreadsUU, "Create user/user threads"); + Measure(CreateThreadsUK, "Create user/native threads"); + Measure(CreateThreadsKU, "Create native/user threads"); + Measure(CreateThreadsKK, "Create native/native threads"); + } + + if (debug_mode) printf("\nNow switch to recycling threads \n\n"); + PR_SetThreadRecycleMode(1); + + for (index=0; index<iterations; index++) { + Measure(CreateThreadsUU, "Create user/user threads"); + Measure(CreateThreadsUK, "Create user/native threads"); + Measure(CreateThreadsKU, "Create native/user threads"); + Measure(CreateThreadsKK, "Create native/native threads"); + } + + + printf("%s\n", ((passed) ? "PASS" : "FAIL")); + + PR_Cleanup(); + + if (passed) { + return 0; + } else { + return 1; + } +} |