blob: 9decfe68eaddd094fefd30f71dd896824137cae6 [file] [log] [blame]
/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <atomic>
#include "android-base/logging.h"
#include "jni.h"
#include "scoped_local_ref.h"
#include "scoped_primitive_array.h"
#include "jvmti.h"
// Test infrastructure
#include "jvmti_helper.h"
#include "test_env.h"
namespace art {
namespace Test1920NativeSuspendMonitor {
std::atomic<bool> should_pause(false);
std::atomic<bool> paused(false);
std::atomic<bool> done(false);
std::atomic<bool> started(false);
extern "C" JNIEXPORT void JNICALL Java_art_Test1920_nativeSpin(JNIEnv* env, jclass) {
jrawMonitorID mon;
if (JvmtiErrorToException(
env, jvmti_env, jvmti_env->CreateRawMonitor("Test1920 monitor", &mon))) {
return;
}
while (!done.load()) {
while (should_pause.load()) {
paused.store(true);
}
paused.store(false);
if (JvmtiErrorToException(env, jvmti_env, jvmti_env->RawMonitorEnter(mon))) {
return;
}
started.store(true);
if (JvmtiErrorToException(env, jvmti_env, jvmti_env->RawMonitorExit(mon))) {
return;
}
}
}
extern "C" JNIEXPORT jboolean JNICALL Java_art_Test1920_isNativeThreadSpinning(JNIEnv*, jclass) {
return started.load();
}
extern "C" JNIEXPORT void JNICALL Java_art_Test1920_pause(JNIEnv*, jclass) {
should_pause.store(true);
paused.store(false);
while (!paused.load()) { }
}
extern "C" JNIEXPORT void JNICALL Java_art_Test1920_resume(JNIEnv*, jclass) {
should_pause.store(false);
while (paused.load()) { }
}
extern "C" JNIEXPORT void JNICALL Java_art_Test1920_reset(JNIEnv*, jclass) {
started.store(false);
}
extern "C" JNIEXPORT void JNICALL Java_art_Test1920_nativeFinish(JNIEnv*, jclass) {
done.store(true);
}
} // namespace Test1920NativeSuspendMonitor
} // namespace art