1 /*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <atomic>
18
19 #include "android-base/logging.h"
20 #include "jni.h"
21 #include "scoped_local_ref.h"
22 #include "scoped_primitive_array.h"
23
24 #include "jvmti.h"
25
26 // Test infrastructure
27 #include "jvmti_helper.h"
28 #include "test_env.h"
29
30 namespace art {
31 namespace Test1943SuspendRawMonitorExit {
32
33 jrawMonitorID mon;
34 std::atomic<bool> locked(false);
35
Java_art_Test1943_nativeRun(JNIEnv * env,jclass)36 extern "C" JNIEXPORT void JNICALL Java_art_Test1943_nativeRun(JNIEnv* env, jclass) {
37 if (JvmtiErrorToException(
38 env, jvmti_env, jvmti_env->CreateRawMonitor("Test1943 monitor", &mon))) {
39 return;
40 }
41 // Grab the monitor twice
42 if (JvmtiErrorToException(env, jvmti_env, jvmti_env->RawMonitorEnter(mon))) {
43 return;
44 }
45 locked.store(true);
46 if (JvmtiErrorToException(env, jvmti_env, jvmti_env->RawMonitorWait(mon, 0))) {
47 return;
48 }
49 if (JvmtiErrorToException(env, jvmti_env, jvmti_env->RawMonitorExit(mon))) {
50 return;
51 }
52 locked.store(false);
53 }
54
55
Java_art_Test1943_waitForPause(JNIEnv *,jclass)56 extern "C" JNIEXPORT void JNICALL Java_art_Test1943_waitForPause(JNIEnv*, jclass) {
57 while (!locked.load()) { }
58 }
59
Java_art_Test1943_nativeNotify(JNIEnv * env,jclass)60 extern "C" JNIEXPORT void JNICALL Java_art_Test1943_nativeNotify(JNIEnv* env, jclass) {
61 if (JvmtiErrorToException(env, jvmti_env, jvmti_env->RawMonitorEnter(mon))) {
62 return;
63 }
64 if (JvmtiErrorToException(env, jvmti_env, jvmti_env->RawMonitorNotifyAll(mon))) {
65 return;
66 }
67 if (JvmtiErrorToException(env, jvmti_env, jvmti_env->RawMonitorExit(mon))) {
68 return;
69 }
70 }
71
Java_art_Test1943_grabRawMonitor(JNIEnv * env,jclass)72 extern "C" JNIEXPORT void JNICALL Java_art_Test1943_grabRawMonitor(JNIEnv* env, jclass) {
73 if (JvmtiErrorToException(env, jvmti_env, jvmti_env->RawMonitorEnter(mon))) {
74 return;
75 }
76 if (JvmtiErrorToException(env, jvmti_env, jvmti_env->RawMonitorExit(mon))) {
77 return;
78 }
79 }
80
81 } // namespace Test1943SuspendRawMonitorExit
82 } // namespace art
83