6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode

Summary: Remove DecodeNNode::decode() and EncodePNode::encode() methods.
Reviewed-by: rasbold, never

1 files changed, 3 insertions, 6 deletions

diff --git a/src/share/vm/opto/parse2.cpp b/src/share/vm/opto/parse2.cpp
index c515f2e32..69bb03000 100644
--- a/src/share/vm/opto/parse2.cpp
+++ b/src/share/vm/opto/parse2.cpp
@@ -67,12 +67,9 @@ Node* Parse::array_addressing(BasicType type, int vals, const Type* *result2) {
   const Type*       elemtype = arytype->elem();
 
   if (UseUniqueSubclasses && result2 != NULL) {
-    const Type* el = elemtype;
-    if (elemtype->isa_narrowoop()) {
-      el = elemtype->is_narrowoop()->make_oopptr();
-    }
-    const TypeInstPtr* toop = el->isa_instptr();
-    if (toop) {
+    const Type* el = elemtype->make_ptr();
+    if (el && el->isa_instptr()) {
+      const TypeInstPtr* toop = el->is_instptr();
       if (toop->klass()->as_instance_klass()->unique_concrete_subklass()) {
         // If we load from "AbstractClass[]" we must see "ConcreteSubClass".
         const Type* subklass = Type::get_const_type(toop->klass());