blob: 8c5e4423d055f62b175d1b39c659f04bb97737c6 [file] [log] [blame]
/*
* 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 "instrumentation.h"
#include "runtime.h"
#include "thread.h"
#include "trace.h"
namespace art {
extern "C" const void* artInstrumentationMethodEntryFromCode(AbstractMethod* method, Thread* self,
uintptr_t lr) {
Instrumentation* instrumentation = Runtime::Current()->GetInstrumentation();
Trace* trace = instrumentation->GetTrace();
InstrumentationStackFrame instrumentation_frame = InstrumentationStackFrame(method, lr);
self->PushInstrumentationStackFrame(instrumentation_frame);
trace->LogMethodTraceEvent(self, method, Trace::kMethodTraceEnter);
return instrumentation->GetSavedCodeFromMap(method);
}
extern "C" uintptr_t artInstrumentationMethodExitFromCode() {
Trace* trace = Runtime::Current()->GetInstrumentation()->GetTrace();
InstrumentationStackFrame instrumentation_frame = Thread::Current()->PopInstrumentationStackFrame();
AbstractMethod* method = instrumentation_frame.method_;
uintptr_t lr = instrumentation_frame.return_pc_;
trace->LogMethodTraceEvent(Thread::Current(), method, Trace::kMethodTraceExit);
return lr;
}
} // namespace art