--- a/hotspot/src/share/vm/opto/memnode.hpp Tue May 20 06:32:58 2008 -0700
+++ b/hotspot/src/share/vm/opto/memnode.hpp Wed May 21 10:45:07 2008 -0700
@@ -72,7 +72,8 @@
// This one should probably be a phase-specific function:
static bool all_controls_dominate(Node* dom, Node* sub);
- // Is this Node a MemNode or some descendent? Default is YES.
+ // Find any cast-away of null-ness and keep its control.
+ static Node *Ideal_common_DU_postCCP( PhaseCCP *ccp, Node* n, Node* adr );
virtual Node *Ideal_DU_postCCP( PhaseCCP *ccp );
virtual const class TypePtr *adr_type() const; // returns bottom_type of address
@@ -150,6 +151,9 @@
// zero out the control input.
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
+ // Split instance field load through Phi.
+ Node* split_through_phi(PhaseGVN *phase);
+
// Recover original value from boxed values
Node *eliminate_autobox(PhaseGVN *phase);