diff -r 519fbe71f995 -r f034e0c86895 hotspot/src/share/vm/opto/idealKit.cpp
--- a/hotspot/src/share/vm/opto/idealKit.cpp	Wed Jul 15 13:37:35 2009 -0700
+++ b/hotspot/src/share/vm/opto/idealKit.cpp	Thu Jul 16 14:10:42 2009 -0700
@@ -34,7 +34,7 @@
 const uint IdealKit::first_var = TypeFunc::Parms + 1;
 
 //----------------------------IdealKit-----------------------------------------
-IdealKit::IdealKit(PhaseGVN &gvn, Node* control, Node* mem, bool delay_all_transforms) :
+IdealKit::IdealKit(PhaseGVN &gvn, Node* control, Node* mem, bool delay_all_transforms, bool has_declarations) :
   _gvn(gvn), C(gvn.C) {
   _initial_ctrl = control;
   _initial_memory = mem;
@@ -47,6 +47,9 @@
   _pending_cvstates = new (C->node_arena()) GrowableArray<Node*>(C->node_arena(), init_size, 0, 0);
   _delay_transform  = new (C->node_arena()) GrowableArray<Node*>(C->node_arena(), init_size, 0, 0);
   DEBUG_ONLY(_state = new (C->node_arena()) GrowableArray<int>(C->node_arena(), init_size, 0, 0));
+  if (!has_declarations) {
+     declarations_done();
+  }
 }
 
 //-------------------------------if_then-------------------------------------
@@ -97,7 +100,7 @@
 //-------------------------------end_if-------------------------------------
 // Merge the "then" and "else" cvstates.
 //
-// The if_then() pushed the current state for later use
+// The if_then() pushed a copy of the current state for later use
 // as the initial state for a future "else" clause.  The
 // current state then became the initial state for the
 // then clause.  If an "else" clause was encountered, it will
@@ -258,8 +261,8 @@
   return delay_transform(PhiNode::make(reg, n, ct));
 }
 
-//-----------------------------declares_done-----------------------------------
-void IdealKit::declares_done() {
+//-----------------------------declarations_done-------------------------------
+void IdealKit::declarations_done() {
   _cvstate = new_cvstate();   // initialize current cvstate
   set_ctrl(_initial_ctrl);    // initialize control in current cvstate
   set_all_memory(_initial_memory);// initialize memory in current cvstate
@@ -277,7 +280,9 @@
 
 //-----------------------------delay_transform-----------------------------------
 Node* IdealKit::delay_transform(Node* n) {
-  gvn().set_type(n, n->bottom_type());
+  if (!gvn().is_IterGVN() || !gvn().is_IterGVN()->delay_transform()) {
+    gvn().set_type(n, n->bottom_type());
+  }
   _delay_transform->push(n);
   return n;
 }
@@ -321,7 +326,9 @@
 Node* IdealKit::memory(uint alias_idx) {
   MergeMemNode* mem = merged_memory();
   Node* p = mem->memory_at(alias_idx);
-  _gvn.set_type(p, Type::MEMORY);  // must be mapped
+  if (!gvn().is_IterGVN() || !gvn().is_IterGVN()->delay_transform()) {
+    _gvn.set_type(p, Type::MEMORY);  // must be mapped
+  }
   return p;
 }
 
@@ -462,9 +469,6 @@
   const TypePtr* adr_type = TypeRawPtr::BOTTOM;
   uint adr_idx = C->get_alias_index(adr_type);
 
-  // Clone initial memory
-  MergeMemNode* cloned_mem =  MergeMemNode::make(C, merged_memory());
-
   // Slow-path leaf call
   int size = slow_call_type->domain()->cnt();
   CallNode *call =  (CallNode*)new (C, size) CallLeafNode( slow_call_type, slow_call, leaf_name, adr_type);
@@ -489,9 +493,6 @@
 
   set_ctrl(transform( new (C, 1) ProjNode(call,TypeFunc::Control) ));
 
-  // Set the incoming clone of memory as current memory
-  set_all_memory(cloned_mem);
-
   // Make memory for the call
   Node* mem = _gvn.transform( new (C, 1) ProjNode(call, TypeFunc::Memory) );