Record profiling information before Jitting.
- Add a new instrumentation kind to record dynamic invokes.
- Use the JNI entry point field to store the profiling data.
- Record seen receivers for every dynamic invoke.
Change-Id: I2c1738ab2a72052d45964d055dc16b44b906e54c
diff --git a/runtime/art_method.cc b/runtime/art_method.cc
index 64416d2..5dbea52 100644
--- a/runtime/art_method.cc
+++ b/runtime/art_method.cc
@@ -30,6 +30,7 @@
#include "interpreter/interpreter.h"
#include "jit/jit.h"
#include "jit/jit_code_cache.h"
+#include "jit/profiling_info.h"
#include "jni_internal.h"
#include "mapping_table.h"
#include "mirror/abstract_method.h"
@@ -579,4 +580,16 @@
return oat_method.GetVmapTable();
}
+ProfilingInfo* ArtMethod::CreateProfilingInfo() {
+ ProfilingInfo* info = ProfilingInfo::Create(this);
+ MemberOffset offset = ArtMethod::EntryPointFromJniOffset(sizeof(void*));
+ uintptr_t pointer = reinterpret_cast<uintptr_t>(this) + offset.Uint32Value();
+ if (!reinterpret_cast<Atomic<ProfilingInfo*>*>(pointer)->
+ CompareExchangeStrongSequentiallyConsistent(nullptr, info)) {
+ return GetProfilingInfo();
+ } else {
+ return info;
+ }
+}
+
} // namespace art