Add GC coverage test for moving GC

Adds testing coverage for collector transitions and homogeneous space
compaction.

Bug: 10808403

Change-Id: Ia79fecb47c33fc95d940243d6cb1068e9ee9dc9a

1 files changed, 64 insertions, 0 deletions

diff --git a/test/1337-gc-coverage/gc_coverage.cc b/test/1337-gc-coverage/gc_coverage.cc
new file mode 100644
index 0000000000..7cf30bd5b9
--- /dev/null
+++ b/test/1337-gc-coverage/gc_coverage.cc
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2015 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 "gc/heap.h"
+#include "jni.h"
+#include "runtime.h"
+#include "scoped_thread_state_change.h"
+#include "thread-inl.h"
+
+namespace art {
+namespace {
+
+extern "C" JNIEXPORT jboolean JNICALL Java_Main_performHomogeneousSpaceCompact(JNIEnv*, jclass) {
+  return Runtime::Current()->GetHeap()->PerformHomogeneousSpaceCompact() == gc::kSuccess ?
+      JNI_TRUE : JNI_FALSE;
+}
+
+extern "C" JNIEXPORT jboolean JNICALL Java_Main_supportHomogeneousSpaceCompact(JNIEnv*, jclass) {
+  return Runtime::Current()->GetHeap()->SupportHomogeneousSpaceCompactAndCollectorTransitions() ?
+      JNI_TRUE : JNI_FALSE;
+}
+
+extern "C" JNIEXPORT void JNICALL Java_Main_incrementDisableMovingGC(JNIEnv*, jclass) {
+  Runtime::Current()->GetHeap()->IncrementDisableMovingGC(Thread::Current());
+}
+
+extern "C" JNIEXPORT void JNICALL Java_Main_decrementDisableMovingGC(JNIEnv*, jclass) {
+  Runtime::Current()->GetHeap()->DecrementDisableMovingGC(Thread::Current());
+}
+
+extern "C" JNIEXPORT jlong JNICALL Java_Main_objectAddress(JNIEnv* env, jclass, jobject object) {
+  ScopedObjectAccess soa(env);
+  return reinterpret_cast<jlong>(soa.Decode<mirror::Object*>(object));
+}
+
+extern "C" JNIEXPORT jboolean JNICALL Java_Main_supportCollectorTransition(JNIEnv*, jclass) {
+  // Same as supportHomogeneousSpaceCompact for now.
+  return Runtime::Current()->GetHeap()->SupportHomogeneousSpaceCompactAndCollectorTransitions() ?
+      JNI_TRUE : JNI_FALSE;
+}
+
+extern "C" JNIEXPORT void JNICALL Java_Main_transitionToSS(JNIEnv*, jclass) {
+  Runtime::Current()->GetHeap()->TransitionCollector(gc::kCollectorTypeSS);
+}
+
+extern "C" JNIEXPORT void JNICALL Java_Main_transitionToCMS(JNIEnv*, jclass) {
+  Runtime::Current()->GetHeap()->TransitionCollector(gc::kCollectorTypeCMS);
+}
+
+}  // namespace
+}  // namespace art