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| author | Ian Lance Taylor <iant@google.com> | 2007-10-07 17:10:10 +0000 |
|---|---|---|
| committer | Ian Lance Taylor <iant@google.com> | 2007-10-07 17:10:10 +0000 |
| commit | 6eee141ff6d84d39ca9e364eb98818431162d6df (patch) | |
| tree | cf13d55adff30ab67d0ab5a0e296007fc02521f7 /gold/testsuite/tls_test_main.cc | |
| parent | 46cf9fa27e13491561a643178d5ffd2b086183fb (diff) | |
| download | binutils-6eee141ff6d84d39ca9e364eb98818431162d6df.zip binutils-6eee141ff6d84d39ca9e364eb98818431162d6df.tar.gz binutils-6eee141ff6d84d39ca9e364eb98818431162d6df.tar.bz2 | |
Add a TLS test case.
Diffstat (limited to 'gold/testsuite/tls_test_main.cc')
| -rw-r--r-- | gold/testsuite/tls_test_main.cc | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/gold/testsuite/tls_test_main.cc b/gold/testsuite/tls_test_main.cc new file mode 100644 index 0000000..b029092 --- /dev/null +++ b/gold/testsuite/tls_test_main.cc @@ -0,0 +1,146 @@ +// tls_test.cc -- test TLS variables for gold, main function + +// Copyright 2006, 2007 Free Software Foundation, Inc. +// Written by Ian Lance Taylor <iant@google.com>. + +// This file is part of gold. + +// This program is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; either version 3 of the License, or +// (at your option) any later version. + +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// You should have received a copy of the GNU General Public License +// along with this program; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, +// MA 02110-1301, USA. + +// This is the main function for the TLS test. See tls_test.cc for +// more information. + +#include <cassert> +#include <pthread.h> + +#include "tls_test.h" + +struct Mutex_set +{ + pthread_mutex_t mutex1; + pthread_mutex_t mutex2; + pthread_mutex_t mutex3; +}; + +Mutex_set mutexes1 = { PTHREAD_MUTEX_INITIALIZER, + PTHREAD_MUTEX_INITIALIZER, + PTHREAD_MUTEX_INITIALIZER }; + +Mutex_set mutexes2 = { PTHREAD_MUTEX_INITIALIZER, + PTHREAD_MUTEX_INITIALIZER, + PTHREAD_MUTEX_INITIALIZER } ; + +// The body of the thread function. This gets a lock on the first +// mutex, runs the tests, and then unlocks the second mutex. Then it +// locks the third mutex, and the runs the verification test again. + +void* +thread_routine(void* arg) +{ + Mutex_set* pms = static_cast<Mutex_set*>(arg); + + // Lock the first mutex. + int err = pthread_mutex_lock(&pms->mutex1); + assert(err == 0); + + // Run the tests. + assert(t1()); + assert(t2()); + assert(t3()); + assert(t4()); + f5b(f5a()); + assert(t5()); + f6b(f6a()); + assert(t6()); + assert(t7()); + + // Unlock the second mutex. + err = pthread_mutex_unlock(&pms->mutex2); + assert(err == 0); + + // Lock the third mutex. + err = pthread_mutex_lock(&pms->mutex3); + assert(err == 0); + + assert(t7()); + + return 0; +} + +// The main function. + +int +main() +{ + // Set up the mutex locks. We want the first thread to start right + // away, tell us when it is done with the first part, and wait for + // us to release it. We want the second thread to wait to start, + // tell us when it is done with the first part, and wait for us to + // release it. + int err = pthread_mutex_lock(&mutexes1.mutex2); + assert(err == 0); + err = pthread_mutex_lock(&mutexes1.mutex3); + assert(err == 0); + + err = pthread_mutex_lock(&mutexes2.mutex1); + assert(err == 0); + err = pthread_mutex_lock(&mutexes2.mutex2); + assert(err == 0); + err = pthread_mutex_lock(&mutexes2.mutex3); + assert(err == 0); + + pthread_t thread1; + err = pthread_create(&thread1, NULL, thread_routine, &mutexes1); + assert(err == 0); + + pthread_t thread2; + err = pthread_create(&thread2, NULL, thread_routine, &mutexes2); + assert(err == 0); + + // Wait for the first thread to complete the first part. + err = pthread_mutex_lock(&mutexes1.mutex2); + assert(err == 0); + + // Tell the second thread to start. + err = pthread_mutex_unlock(&mutexes2.mutex1); + assert(err == 0); + + // Wait for the second thread to complete the first part. + err = pthread_mutex_lock(&mutexes2.mutex2); + assert(err == 0); + + // Tell the first thread to continue and finish. + err = pthread_mutex_unlock(&mutexes1.mutex3); + assert(err == 0); + + // Wait for the first thread to finish. + void* thread_val; + err = pthread_join(thread1, &thread_val); + assert(err == 0); + assert(thread_val == 0); + + // Tell the second thread to continue and finish. + err = pthread_mutex_unlock(&mutexes2.mutex3); + assert(err == 0); + + // Wait for the second thread to finish. + err = pthread_join(thread2, &thread_val); + assert(err == 0); + assert(thread_val == 0); + + // All done. + return 0; +} |