| /* |
| * Copyright (C) 2012 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 "callee_save_frame.h" |
| #include "mirror/object-inl.h" |
| |
| namespace art { |
| |
| extern "C" int artUnlockObjectFromCode(mirror::Object* obj, Thread* self, |
| mirror::AbstractMethod** sp) |
| UNLOCK_FUNCTION(monitor_lock_) { |
| FinishCalleeSaveFrameSetup(self, sp, Runtime::kRefsOnly); |
| DCHECK(obj != NULL); // Assumed to have been checked before entry |
| // MonitorExit may throw exception |
| return obj->MonitorExit(self) ? 0 /* Success */ : -1 /* Failure */; |
| } |
| |
| extern "C" void artLockObjectFromCode(mirror::Object* obj, Thread* thread, |
| mirror::AbstractMethod** sp) |
| EXCLUSIVE_LOCK_FUNCTION(monitor_lock_) { |
| FinishCalleeSaveFrameSetup(thread, sp, Runtime::kRefsOnly); |
| DCHECK(obj != NULL); // Assumed to have been checked before entry |
| obj->MonitorEnter(thread); // May block |
| DCHECK(thread->HoldsLock(obj)); |
| // Only possible exception is NPE and is handled before entry |
| DCHECK(!thread->IsExceptionPending()); |
| } |
| |
| } // namespace art |
