truffle: src/share/vm/opto/memnode.cpp comparison

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equal deleted inserted replaced

-:16fb9f942703
+:0d26ce8e9251
 if (in(0) && phase->type(in(0)) == Type::TOP) return Type::TOP;
 return bottom_type();
 }
 //=============================================================================
+//------------------------------match_edge-------------------------------------
+// Do not match memory edge
+uint EncodeISOArrayNode::match_edge(uint idx) const {
+return idx == 2 || idx == 3; // EncodeISOArray src (Binary dst len)
+}
+//------------------------------Ideal------------------------------------------
+// Return a node which is more "ideal" than the current node.  Strip out
+// control copies
+Node *EncodeISOArrayNode::Ideal(PhaseGVN *phase, bool can_reshape) {
+return remove_dead_region(phase, can_reshape) ? this : NULL;
+}
+//------------------------------Value------------------------------------------
+const Type *EncodeISOArrayNode::Value(PhaseTransform *phase) const {
+if (in(0) && phase->type(in(0)) == Type::TOP) return Type::TOP;
+return bottom_type();
+}
+//=============================================================================
 MemBarNode::MemBarNode(Compile* C, int alias_idx, Node* precedent)
 : MultiNode(TypeFunc::Parms + (precedent == NULL? 0: 1)),
 _adr_type(C->get_adr_type(alias_idx))
 {
 init_class_id(Class_MemBar);

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