src/share/vm/opto/doCall.cpp

*** 180,209 ****
                    next_hit_cg = NULL;
                }
              }
            }
            CallGenerator* miss_cg;
            if (( profile.morphism() == 1 ||
                 (profile.morphism() == 2 && next_hit_cg != NULL) ) &&
! 
!               !too_many_traps(Deoptimization::Reason_class_check)
! 
!               // Check only total number of traps per method to allow
!               // the transition from monomorphic to bimorphic case between
!               // compilations without falling into virtual call.
!               // A monomorphic case may have the class_check trap flag is set
!               // due to the time gap between the uncommon trap processing
!               // when flags are set in MDO and the call site bytecode execution
!               // in Interpreter when MDO counters are updated.
!               // There was also class_check trap in monomorphic case due to
!               // the bug 6225440.
! 
               ) {
              // Generate uncommon trap for class check failure path
              // in case of monomorphic or bimorphic virtual call site.
!             miss_cg = CallGenerator::for_uncommon_trap(call_method,
!                         Deoptimization::Reason_class_check,
                          Deoptimization::Action_maybe_recompile);
            } else {
              // Generate virtual call for class check failure path
              // in case of polymorphic virtual call site.
              miss_cg = CallGenerator::for_virtual_call(call_method, vtable_index);
--- 180,199 ----
                    next_hit_cg = NULL;
                }
              }
            }
            CallGenerator* miss_cg;
+           Deoptimization::DeoptReason reason = (profile.morphism() == 2) ?
+                                     Deoptimization::Reason_bimorphic :
+                                     Deoptimization::Reason_class_check;
            if (( profile.morphism() == 1 ||
                 (profile.morphism() == 2 && next_hit_cg != NULL) ) &&
!               !too_many_traps(jvms->method(), jvms->bci(), reason)
               ) {
              // Generate uncommon trap for class check failure path
              // in case of monomorphic or bimorphic virtual call site.
!             miss_cg = CallGenerator::for_uncommon_trap(call_method, reason,
                          Deoptimization::Action_maybe_recompile);
            } else {
              // Generate virtual call for class check failure path
              // in case of polymorphic virtual call site.
              miss_cg = CallGenerator::for_virtual_call(call_method, vtable_index);