1.1 --- a/src/share/vm/opto/memnode.hpp Tue Aug 16 11:53:57 2011 -0700
1.2 +++ b/src/share/vm/opto/memnode.hpp Tue Aug 16 16:59:46 2011 -0700
1.3 @@ -1278,6 +1278,16 @@
1.4 virtual int Opcode() const;
1.5 virtual uint ideal_reg() const { return NotAMachineReg; }
1.6 virtual uint match_edge(uint idx) const { return idx==2; }
1.7 + virtual const Type *bottom_type() const { return Type::ABIO; }
1.8 +};
1.9 +
1.10 +// Allocation prefetch which may fault, TLAB size have to be adjusted.
1.11 +class PrefetchAllocationNode : public Node {
1.12 +public:
1.13 + PrefetchAllocationNode(Node *mem, Node *adr) : Node(0,mem,adr) {}
1.14 + virtual int Opcode() const;
1.15 + virtual uint ideal_reg() const { return NotAMachineReg; }
1.16 + virtual uint match_edge(uint idx) const { return idx==2; }
1.17 virtual const Type *bottom_type() const { return ( AllocatePrefetchStyle == 3 ) ? Type::MEMORY : Type::ABIO; }
1.18 };
1.19
