src/share/vm/oops/instanceKlass.cpp

rev 5774 : 8031752: Failed speculative optimizations should be reattempted when root of compilation is different
Summary: support for speculative traps that keep track of the root of the compilation in which a trap occurs.
Reviewed-by:

*** 2232,2250 ****
  
  void InstanceKlass::clean_method_data(BoolObjectClosure* is_alive) {
    for (int m = 0; m < methods()->length(); m++) {
      MethodData* mdo = methods()->at(m)->method_data();
      if (mdo != NULL) {
!       for (ProfileData* data = mdo->first_data();
!            mdo->is_valid(data);
!            data = mdo->next_data(data)) {
!         data->clean_weak_klass_links(is_alive);
!       }
!       ParametersTypeData* parameters = mdo->parameters_type_data();
!       if (parameters != NULL) {
!         parameters->clean_weak_klass_links(is_alive);
!       }
      }
    }
  }
  
  
--- 2232,2242 ----
  
  void InstanceKlass::clean_method_data(BoolObjectClosure* is_alive) {
    for (int m = 0; m < methods()->length(); m++) {
      MethodData* mdo = methods()->at(m)->method_data();
      if (mdo != NULL) {
!       mdo->clean_method_data(is_alive);
      }
    }
  }