src/share/vm/opto/macro.cpp

*** 389,405 ****
          phi->as_Phi()->is_same_inst_field(phi_type, instance_id, alias_idx, offset)) {
        return phi;
      }
    }
    // Check if an appropriate new value phi already exists.
!   Node* new_phi = NULL;
!   uint size = value_phis->size();
!   for (uint i=0; i < size; i++) {
!     if ( mem->_idx == value_phis->index_at(i) ) {
!       return value_phis->node_at(i);
!     }
!   }
  
    if (level <= 0) {
      return NULL; // Give up: phi tree too deep
    }
    Node *start_mem = C->start()->proj_out(TypeFunc::Memory);
--- 389,401 ----
          phi->as_Phi()->is_same_inst_field(phi_type, instance_id, alias_idx, offset)) {
        return phi;
      }
    }
    // Check if an appropriate new value phi already exists.
!   Node* new_phi = value_phis->find(mem->_idx);
!   if (new_phi != NULL)
!     return new_phi;
  
    if (level <= 0) {
      return NULL; // Give up: phi tree too deep
    }
    Node *start_mem = C->start()->proj_out(TypeFunc::Memory);