Add AbstractMethod, Constructor, Method
Moves functionality to ART from libcore. Precursor to moving
ArtMethods to native. Mostly performance improvements.
N5 perf before (irrelevant results removed):
Class_getConstructor 962.87 ===========
Class_getDeclaredMethod 2394.37 ============================
Class_getMethod 2509.20 ==============================
Class_newInstance 1999.81 =======================
Method_invokeI 1439.02 =================
Method_invokePreBoxedI 1415.82 ================
Method_invokeStaticI 1456.24 =================
Method_invokeStaticPreBoxedI 1427.32 =================
Method_invokeStaticV 814.47 =========
Method_invokeV 816.56 =========
After:
benchmark ns linear runtime
Class_getConstructor 1302.04 ================
Class_getDeclaredMethod 1459.01 ==================
Class_getMethod 1560.40 ===================
Class_newInstance 2029.94 =========================
Method_invokeI 1312.89 ================
Method_invokePreBoxedI 1255.01 ===============
Method_invokeStaticI 1289.13 ===============
Method_invokeStaticPreBoxedI 1196.52 ==============
Method_invokeStaticV 790.82 =========
Method_invokeV 791.73 =========
Performance improvements are more than just fixing regressions introduced
in: http://android-review.googlesource.com/#/c/146069/
Bug: 19264997
Change-Id: Ife79c469fdb09f30e3aefcfc3e0ce5ed32303fce
diff --git a/runtime/mirror/class.h b/runtime/mirror/class.h
index 20f2387..5005346 100644
--- a/runtime/mirror/class.h
+++ b/runtime/mirror/class.h
@@ -47,6 +47,7 @@
class ArtMethod;
class ClassLoader;
+class Constructor;
class DexCache;
class IfTable;
@@ -1052,6 +1053,11 @@
return OFFSET_OF_OBJECT_MEMBER(Class, dex_cache_strings_);
}
+ // May cause thread suspension due to EqualParameters.
+ mirror::ArtMethod* GetDeclaredConstructor(
+ Thread* self, Handle<mirror::ObjectArray<mirror::Class>> args)
+ SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
+
// Used to initialize a class in the allocation code path to ensure it is guarded by a StoreStore
// fence.
class InitializeClassVisitor {