gc_coverage.cc revision b486a98aadc95d80548953410cf23edba62259fa 
1/*
2 * Copyright (C) 2015 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 "gc/heap.h"
18#include "jni.h"
19#include "runtime.h"
20#include "scoped_thread_state_change-inl.h"
21#include "thread-current-inl.h"
22
23namespace art {
24namespace {
25
26extern "C" JNIEXPORT jboolean JNICALL Java_MovingGCThread_performHomogeneousSpaceCompact(JNIEnv*, jclass) {
27  return Runtime::Current()->GetHeap()->PerformHomogeneousSpaceCompact() == gc::kSuccess ?
28      JNI_TRUE : JNI_FALSE;
29}
30
31extern "C" JNIEXPORT jboolean JNICALL Java_MovingGCThread_supportHomogeneousSpaceCompact(JNIEnv*, jclass) {
32  return Runtime::Current()->GetHeap()->SupportHomogeneousSpaceCompactAndCollectorTransitions() ?
33      JNI_TRUE : JNI_FALSE;
34}
35
36extern "C" JNIEXPORT jlong JNICALL Java_MovingGCThread_objectAddress(JNIEnv* env, jclass, jobject object) {
37  ScopedObjectAccess soa(env);
38  return reinterpret_cast<jlong>(soa.Decode<mirror::Object>(object).Ptr());
39}
40
41}  // namespace
42}  // namespace art
43