12d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// RUN: %clangxx_tsan %s -o %t 22d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// RUN: %run %t 2>&1 | FileCheck %s 32d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 42d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#include "bench.h" 52d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 62d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinespthread_rwlock_t mtx; 72d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 82d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesvoid thread(int tid) { 92d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines for (int i = 0; i < bench_niter; i++) { 102d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines pthread_rwlock_rdlock(&mtx); 112d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines pthread_rwlock_unlock(&mtx); 122d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines } 132d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} 142d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 152d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesvoid bench() { 162d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines pthread_rwlock_init(&mtx, 0); 172d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines pthread_rwlock_wrlock(&mtx); 182d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines pthread_rwlock_unlock(&mtx); 192d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines pthread_rwlock_rdlock(&mtx); 202d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines pthread_rwlock_unlock(&mtx); 212d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines start_thread_group(bench_nthread, thread); 222d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} 232d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 242d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// CHECK: DONE 252d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 26