Pass object instead of class to instanceof entrypoint

Reduces code size. Also avoid read barrier for kArrayCheck case.

Bug: 32577579

Test: test-art-host, test-art-target CC

Change-Id: Ia890f656fe166b2d39c522b63a8a6469404134ae
diff --git a/runtime/arch/arm64/entrypoints_init_arm64.cc b/runtime/arch/arm64/entrypoints_init_arm64.cc
index e7c9fef..6add107 100644
--- a/runtime/arch/arm64/entrypoints_init_arm64.cc
+++ b/runtime/arch/arm64/entrypoints_init_arm64.cc
@@ -30,7 +30,7 @@
 namespace art {
 
 // Cast entrypoints.
-extern "C" size_t artIsAssignableFromCode(mirror::Class* klass, mirror::Class* ref_class);
+extern "C" size_t artInstanceOfFromCode(mirror::Object* obj, mirror::Class* ref_class);
 
 // Read barrier entrypoints.
 // art_quick_read_barrier_mark_regX uses an non-standard calling
@@ -115,7 +115,7 @@
   DefaultInitEntryPoints(jpoints, qpoints);
 
   // Cast
-  qpoints->pInstanceofNonTrivial = artIsAssignableFromCode;
+  qpoints->pInstanceofNonTrivial = artInstanceOfFromCode;
   qpoints->pCheckInstanceOf = art_quick_check_instance_of;
 
   // Math