1 files changed, 36 insertions, 0 deletions
diff --git a/runtime/linear_alloc.cc b/runtime/linear_alloc.cc
new file mode 100644
index 000000000..fe6bee6d0
--- /dev/null
+++ b/runtime/linear_alloc.cc
@@ -0,0 +1,36 @@
+/*
+ * 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 "linear_alloc.h"
+
+#include "thread-inl.h"
+
+namespace art {
+
+LinearAlloc::LinearAlloc(ArenaPool* pool) : lock_("linear alloc"), allocator_(pool) {
+}
+
+void* LinearAlloc::Alloc(Thread* self, size_t size) {
+  MutexLock mu(self, lock_);
+  return allocator_.Alloc(size);
+}
+
+size_t LinearAlloc::GetUsedMemory() const {
+  MutexLock mu(Thread::Current(), lock_);
+  return allocator_.BytesUsed();
+}
+
+}  // namespace art