7054512: Compress class pointers after perm gen removal

Summary: support of compress class pointers in the compilers.
Reviewed-by: kvn, twisti

1 files changed, 14 insertions, 2 deletions

diff --git a/src/share/vm/opto/node.hpp b/src/share/vm/opto/node.hpp
index a6033c68b..f746f2e42 100644
--- a/src/share/vm/opto/node.hpp
+++ b/src/share/vm/opto/node.hpp
@@ -62,8 +62,12 @@ class ConstraintCastNode;
 class ConNode;
 class CountedLoopNode;
 class CountedLoopEndNode;
+class DecodeNarrowPtrNode;
 class DecodeNNode;
+class DecodeNKlassNode;
+class EncodeNarrowPtrNode;
 class EncodePNode;
+class EncodePKlassNode;
 class FastLockNode;
 class FastUnlockNode;
 class IfNode;
@@ -585,8 +589,12 @@ public:
       DEFINE_CLASS_ID(CheckCastPP, Type, 2)
       DEFINE_CLASS_ID(CMove, Type, 3)
       DEFINE_CLASS_ID(SafePointScalarObject, Type, 4)
-      DEFINE_CLASS_ID(DecodeN, Type, 5)
-      DEFINE_CLASS_ID(EncodeP, Type, 6)
+      DEFINE_CLASS_ID(DecodeNarrowPtr, Type, 5)
+        DEFINE_CLASS_ID(DecodeN, DecodeNarrowPtr, 0)
+        DEFINE_CLASS_ID(DecodeNKlass, DecodeNarrowPtr, 1)
+      DEFINE_CLASS_ID(EncodeNarrowPtr, Type, 6)
+        DEFINE_CLASS_ID(EncodeP, EncodeNarrowPtr, 0)
+        DEFINE_CLASS_ID(EncodePKlass, EncodeNarrowPtr, 1)
 
     DEFINE_CLASS_ID(Proj,  Node, 3)
       DEFINE_CLASS_ID(CatchProj, Proj, 0)
@@ -706,8 +714,12 @@ public:
   DEFINE_CLASS_QUERY(Cmp)
   DEFINE_CLASS_QUERY(CountedLoop)
   DEFINE_CLASS_QUERY(CountedLoopEnd)
+  DEFINE_CLASS_QUERY(DecodeNarrowPtr)
   DEFINE_CLASS_QUERY(DecodeN)
+  DEFINE_CLASS_QUERY(DecodeNKlass)
+  DEFINE_CLASS_QUERY(EncodeNarrowPtr)
   DEFINE_CLASS_QUERY(EncodeP)
+  DEFINE_CLASS_QUERY(EncodePKlass)
   DEFINE_CLASS_QUERY(FastLock)
   DEFINE_CLASS_QUERY(FastUnlock)
   DEFINE_CLASS_QUERY(If)