--- a/hotspot/src/share/vm/opto/callnode.hpp Thu Feb 19 23:47:01 2015 +0300
+++ b/hotspot/src/share/vm/opto/callnode.hpp Wed Feb 18 18:14:07 2015 +0100
@@ -1083,117 +1083,4 @@
#endif
};
-class GraphKit;
-
-class ArrayCopyNode : public CallNode {
-private:
-
- // What kind of arraycopy variant is this?
- enum {
- None, // not set yet
- ArrayCopy, // System.arraycopy()
- CloneBasic, // A clone that can be copied by 64 bit chunks
- CloneOop, // An oop array clone
- CopyOf, // Arrays.copyOf()
- CopyOfRange // Arrays.copyOfRange()
- } _kind;
-
-#ifndef PRODUCT
- static const char* _kind_names[CopyOfRange+1];
-#endif
- // Is the alloc obtained with
- // AllocateArrayNode::Ideal_array_allocation() tighly coupled
- // (arraycopy follows immediately the allocation)?
- // We cache the result of LibraryCallKit::tightly_coupled_allocation
- // here because it's much easier to find whether there's a tightly
- // couple allocation at parse time than at macro expansion time. At
- // macro expansion time, for every use of the allocation node we
- // would need to figure out whether it happens after the arraycopy (and
- // can be ignored) or between the allocation and the arraycopy. At
- // parse time, it's straightforward because whatever happens after
- // the arraycopy is not parsed yet so doesn't exist when
- // LibraryCallKit::tightly_coupled_allocation() is called.
- bool _alloc_tightly_coupled;
-
- bool _arguments_validated;
-
- static const TypeFunc* arraycopy_type() {
- const Type** fields = TypeTuple::fields(ParmLimit - TypeFunc::Parms);
- fields[Src] = TypeInstPtr::BOTTOM;
- fields[SrcPos] = TypeInt::INT;
- fields[Dest] = TypeInstPtr::BOTTOM;
- fields[DestPos] = TypeInt::INT;
- fields[Length] = TypeInt::INT;
- fields[SrcLen] = TypeInt::INT;
- fields[DestLen] = TypeInt::INT;
- fields[SrcKlass] = TypeKlassPtr::BOTTOM;
- fields[DestKlass] = TypeKlassPtr::BOTTOM;
- const TypeTuple *domain = TypeTuple::make(ParmLimit, fields);
-
- // create result type (range)
- fields = TypeTuple::fields(0);
-
- const TypeTuple *range = TypeTuple::make(TypeFunc::Parms+0, fields);
-
- return TypeFunc::make(domain, range);
- }
-
- ArrayCopyNode(Compile* C, bool alloc_tightly_coupled);
-
- int get_count(PhaseGVN *phase) const;
- static const TypePtr* get_address_type(PhaseGVN *phase, Node* n);
-
- Node* try_clone_instance(PhaseGVN *phase, bool can_reshape, int count);
- bool finish_transform(PhaseGVN *phase, bool can_reshape,
- Node* ctl, Node *mem);
-
-public:
-
- enum {
- Src = TypeFunc::Parms,
- SrcPos,
- Dest,
- DestPos,
- Length,
- SrcLen,
- DestLen,
- SrcKlass,
- DestKlass,
- ParmLimit
- };
-
- static ArrayCopyNode* make(GraphKit* kit, bool may_throw,
- Node* src, Node* src_offset,
- Node* dest, Node* dest_offset,
- Node* length,
- bool alloc_tightly_coupled,
- Node* src_klass = NULL, Node* dest_klass = NULL,
- Node* src_length = NULL, Node* dest_length = NULL);
-
- void connect_outputs(GraphKit* kit);
-
- bool is_arraycopy() const { assert(_kind != None, "should bet set"); return _kind == ArrayCopy; }
- bool is_arraycopy_validated() const { assert(_kind != None, "should bet set"); return _kind == ArrayCopy && _arguments_validated; }
- bool is_clonebasic() const { assert(_kind != None, "should bet set"); return _kind == CloneBasic; }
- bool is_cloneoop() const { assert(_kind != None, "should bet set"); return _kind == CloneOop; }
- bool is_copyof() const { assert(_kind != None, "should bet set"); return _kind == CopyOf; }
- bool is_copyofrange() const { assert(_kind != None, "should bet set"); return _kind == CopyOfRange; }
-
- void set_arraycopy(bool validated) { assert(_kind == None, "shouldn't bet set yet"); _kind = ArrayCopy; _arguments_validated = validated; }
- void set_clonebasic() { assert(_kind == None, "shouldn't bet set yet"); _kind = CloneBasic; }
- void set_cloneoop() { assert(_kind == None, "shouldn't bet set yet"); _kind = CloneOop; }
- void set_copyof() { assert(_kind == None, "shouldn't bet set yet"); _kind = CopyOf; _arguments_validated = false; }
- void set_copyofrange() { assert(_kind == None, "shouldn't bet set yet"); _kind = CopyOfRange; _arguments_validated = false; }
-
- virtual int Opcode() const;
- virtual uint size_of() const; // Size is bigger
- virtual bool guaranteed_safepoint() { return false; }
- virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
-
- bool is_alloc_tightly_coupled() const { return _alloc_tightly_coupled; }
-
-#ifndef PRODUCT
- virtual void dump_spec(outputStream *st) const;
-#endif
-};
#endif // SHARE_VM_OPTO_CALLNODE_HPP