diff options
Diffstat (limited to 'nsprpub/pr/tests/lock.c')
| -rw-r--r-- | nsprpub/pr/tests/lock.c | 173 |
1 files changed, 101 insertions, 72 deletions
diff --git a/nsprpub/pr/tests/lock.c b/nsprpub/pr/tests/lock.c index 178315ae6..83a4f4180 100644 --- a/nsprpub/pr/tests/lock.c +++ b/nsprpub/pr/tests/lock.c @@ -9,12 +9,12 @@ ** ** Modification History: ** 14-May-97 AGarcia- Converted the test to accomodate the debug_mode flag. -** The debug mode will print all of the printfs associated with this test. -** The regress mode will be the default mode. Since the regress tool limits +** The debug mode will print all of the printfs associated with this test. +** The regress mode will be the default mode. Since the regress tool limits ** the output to a one line status:PASS or FAIL,all of the printf statements -** have been handled with an if (debug_mode) statement. +** have been handled with an if (debug_mode) statement. ** 04-June-97 AGarcia removed the Test_Result function. Regress tool has been updated to -** recognize the return code from tha main program. +** recognize the return code from tha main program. ** ** 11-Aug-97 LarryH. Win16 port of NSPR. ** - Added "PASS", "FAIL" messages on completion. @@ -25,7 +25,7 @@ ** - l <num> to control the number of loops ** - c <num> to control the number of CPUs. ** (was positional argv). -** +** ** ***********************************************************************/ @@ -149,8 +149,8 @@ static PRIntervalTime ContentiousLock(PRUint32 loops) contention->ml = PR_NewLock(); contention->interval = contention_interval; thread = PR_CreateThread( - PR_USER_THREAD, LockContender, contention, - PR_PRIORITY_LOW, PR_LOCAL_THREAD, PR_JOINABLE_THREAD, 0); + PR_USER_THREAD, LockContender, contention, + PR_PRIORITY_LOW, PR_LOCAL_THREAD, PR_JOINABLE_THREAD, 0); PR_ASSERT(thread != NULL); overhead = PR_IntervalNow() - timein; @@ -211,12 +211,18 @@ static PRIntervalTime NonContentiousMonitor(PRUint32 loops) static void PR_CALLBACK TryEntry(void *arg) { PRMonitor *ml = (PRMonitor*)arg; - if (debug_mode) PR_fprintf(std_err, "Reentrant thread created\n"); + if (debug_mode) { + PR_fprintf(std_err, "Reentrant thread created\n"); + } PR_EnterMonitor(ml); PR_ASSERT_CURRENT_THREAD_IN_MONITOR(ml); - if (debug_mode) PR_fprintf(std_err, "Reentrant thread acquired monitor\n"); + if (debug_mode) { + PR_fprintf(std_err, "Reentrant thread acquired monitor\n"); + } PR_ExitMonitor(ml); - if (debug_mode) PR_fprintf(std_err, "Reentrant thread released monitor\n"); + if (debug_mode) { + PR_fprintf(std_err, "Reentrant thread released monitor\n"); + } } /* TryEntry */ static PRIntervalTime ReentrantMonitor(PRUint32 loops) @@ -224,32 +230,40 @@ static PRIntervalTime ReentrantMonitor(PRUint32 loops) PRStatus status; PRThread *thread; PRMonitor *ml = PR_NewMonitor(); - if (debug_mode) PR_fprintf(std_err, "\nMonitor created for reentrant test\n"); + if (debug_mode) { + PR_fprintf(std_err, "\nMonitor created for reentrant test\n"); + } PR_EnterMonitor(ml); PR_ASSERT_CURRENT_THREAD_IN_MONITOR(ml); PR_EnterMonitor(ml); PR_ASSERT_CURRENT_THREAD_IN_MONITOR(ml); - if (debug_mode) PR_fprintf(std_err, "Monitor acquired twice\n"); + if (debug_mode) { + PR_fprintf(std_err, "Monitor acquired twice\n"); + } thread = PR_CreateThread( - PR_USER_THREAD, TryEntry, ml, - PR_PRIORITY_LOW, PR_LOCAL_THREAD, PR_JOINABLE_THREAD, 0); + PR_USER_THREAD, TryEntry, ml, + PR_PRIORITY_LOW, PR_LOCAL_THREAD, PR_JOINABLE_THREAD, 0); PR_ASSERT(thread != NULL); PR_Sleep(PR_SecondsToInterval(1)); PR_ASSERT_CURRENT_THREAD_IN_MONITOR(ml); PR_ExitMonitor(ml); PR_ASSERT_CURRENT_THREAD_IN_MONITOR(ml); - if (debug_mode) PR_fprintf(std_err, "Monitor released first time\n"); + if (debug_mode) { + PR_fprintf(std_err, "Monitor released first time\n"); + } PR_ExitMonitor(ml); - if (debug_mode) PR_fprintf(std_err, "Monitor released second time\n"); + if (debug_mode) { + PR_fprintf(std_err, "Monitor released second time\n"); + } status = PR_JoinThread(thread); - if (debug_mode) PR_fprintf(std_err, - "Reentrant thread joined %s\n", - (status == PR_SUCCESS) ? "successfully" : "in error"); + if (debug_mode) PR_fprintf(std_err, + "Reentrant thread joined %s\n", + (status == PR_SUCCESS) ? "successfully" : "in error"); PR_DestroyMonitor(ml); return 0; @@ -283,8 +297,8 @@ static PRUint32 ContentiousMonitor(PRUint32 loops) contention->ml = PR_NewMonitor(); contention->interval = contention_interval; thread = PR_CreateThread( - PR_USER_THREAD, MonitorContender, contention, - PR_PRIORITY_LOW, PR_LOCAL_THREAD, PR_JOINABLE_THREAD, 0); + PR_USER_THREAD, MonitorContender, contention, + PR_PRIORITY_LOW, PR_LOCAL_THREAD, PR_JOINABLE_THREAD, 0); PR_ASSERT(thread != NULL); overhead = PR_IntervalNow() - timein; @@ -352,8 +366,8 @@ static PRIntervalTime ContentiousCMonitor(PRUint32 loops) contention->loops = loops; contention->interval = contention_interval; thread = PR_CreateThread( - PR_USER_THREAD, Contender, contention, - PR_PRIORITY_LOW, PR_LOCAL_THREAD, PR_JOINABLE_THREAD, 0); + PR_USER_THREAD, Contender, contention, + PR_PRIORITY_LOW, PR_LOCAL_THREAD, PR_JOINABLE_THREAD, 0); PR_ASSERT(thread != NULL); overhead = PR_IntervalNow() - timein; @@ -382,17 +396,17 @@ static PRIntervalTime ContentiousCMonitor(PRUint32 loops) static PRIntervalTime Test( const char* msg, PRUint32 (*test)(PRUint32 loops), PRUint32 loops, PRIntervalTime overhead) -{ +{ /* * overhead - overhead not measured by the test. * duration - wall clock time it took to perform test. - * predicted - extra time test says should not be counted + * predicted - extra time test says should not be counted * * Time accountable to the test is duration - overhead - predicted * All times are Intervals and accumulated for all iterations. */ PRFloat64 elapsed; - PRIntervalTime accountable, duration; + PRIntervalTime accountable, duration; PRUintn spaces = PL_strlen(msg); PRIntervalTime timeout, timein = PR_IntervalNow(); PRIntervalTime predicted = test(loops); @@ -405,11 +419,15 @@ static PRIntervalTime Test( accountable -= overhead; elapsed = (PRFloat64)PR_IntervalToMicroseconds(accountable); PR_fprintf(PR_STDOUT, "%s:", msg); - while (spaces++ < 50) PR_fprintf(PR_STDOUT, " "); - if ((PRInt32)accountable < 0) + while (spaces++ < 50) { + PR_fprintf(PR_STDOUT, " "); + } + if ((PRInt32)accountable < 0) { PR_fprintf(PR_STDOUT, "*****.** usecs/iteration\n"); - else + } + else { PR_fprintf(PR_STDOUT, "%8.2f usecs/iteration\n", elapsed/loops); + } } return duration; } /* Test */ @@ -420,62 +438,72 @@ int main(int argc, char **argv) PRIntervalTime duration; PRUint32 cpu, cpus = 2, loops = 100; - + PR_STDIO_INIT(); PR_Init(PR_USER_THREAD, PR_PRIORITY_NORMAL, 0); { - /* 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. + /* 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. Command line argument -l <num> sets the number of loops. Command line argument -c <num> sets the number of cpus. Usage: lock [-d] [-l <num>] [-c <num>] - */ - PLOptStatus os; - PLOptState *opt = PL_CreateOptState(argc, argv, "dvl:c:"); - while (PL_OPT_EOL != (os = PL_GetNextOpt(opt))) + */ + PLOptStatus os; + PLOptState *opt = PL_CreateOptState(argc, argv, "dvl:c:"); + while (PL_OPT_EOL != (os = PL_GetNextOpt(opt))) { - if (PL_OPT_BAD == os) continue; + if (PL_OPT_BAD == os) { + continue; + } switch (opt->option) { - case 'd': /* debug mode */ - debug_mode = PR_TRUE; - break; - case 'v': /* debug mode */ - verbosity = PR_TRUE; - break; - case 'l': /* number of loops */ - loops = atoi(opt->value); - break; - case 'c': /* number of cpus */ - cpus = atoi(opt->value); - break; - default: - break; + case 'd': /* debug mode */ + debug_mode = PR_TRUE; + break; + case 'v': /* debug mode */ + verbosity = PR_TRUE; + break; + case 'l': /* number of loops */ + loops = atoi(opt->value); + break; + case 'c': /* number of cpus */ + cpus = atoi(opt->value); + break; + default: + break; } } - PL_DestroyOptState(opt); + PL_DestroyOptState(opt); } - /* main test */ + /* main test */ PR_SetConcurrency(8); - if (loops == 0) loops = 100; + if (loops == 0) { + loops = 100; + } if (debug_mode) { std_err = PR_STDERR; PR_fprintf(std_err, "Lock: Using %d loops\n", loops); } - if (cpus == 0) cpus = 2; - if (debug_mode) PR_fprintf(std_err, "Lock: Using %d cpu(s)\n", cpus); + if (cpus == 0) { + cpus = 2; + } + if (debug_mode) { + PR_fprintf(std_err, "Lock: Using %d cpu(s)\n", cpus); + } (void)Sleeper(10); /* try filling in the caches */ for (cpu = 1; cpu <= cpus; ++cpu) { - if (debug_mode) PR_fprintf(std_err, "\nLock: Using %d CPU(s)\n", cpu); + if (debug_mode) { + PR_fprintf(std_err, "\nLock: Using %d CPU(s)\n", cpu); + } PR_SetConcurrency(cpu); duration = Test("Overhead of PR_Sleep", Sleeper, loops, 0); @@ -498,20 +526,21 @@ int main(int argc, char **argv) PR_fprintf( std_err, "%s: test %s\n", "Lock(mutex) test", ((rv) ? "passed" : "failed")); - else { - if (!rv) - failed_already=1; - } - - if(failed_already) - { - PR_fprintf(PR_STDOUT, "FAIL\n"); - return 1; - } - else + else { + if (!rv) { + failed_already=1; + } + } + + if(failed_already) + { + PR_fprintf(PR_STDOUT, "FAIL\n"); + return 1; + } + else { - PR_fprintf(PR_STDOUT, "PASS\n"); - return 0; + PR_fprintf(PR_STDOUT, "PASS\n"); + return 0; } } /* main */ |