src/share/vm/ci/ciMethodData.hpp

*** 86,95 ****
--- 86,106 ----
      } else {
        return NULL;
      }
    }
  
+   static ProfilePtrKind ptr_kind(intptr_t v) {
+     bool maybe_null = TypeEntries::was_null_seen(v);
+     if (!maybe_null) {
+       return ProfileNeverNull;
+     } else if (TypeEntries::is_type_none(v)) {
+       return ProfileAlwaysNull;
+     } else {
+       return ProfileMaybeNull;
+     }
+   }
+ 
    static intptr_t with_status(ciKlass* k, intptr_t in) {
      return TypeEntries::with_status((intptr_t)k, in);
    }
  
  #ifndef PRODUCT
*** 103,114 ****
  
    ciKlass* valid_type(int i) const {
      return valid_ciklass(type(i));
    }
  
!   bool maybe_null(int i) const {
!     return was_null_seen(type(i));
    }
  
  #ifndef PRODUCT
    void print_data_on(outputStream* st) const;
  #endif
--- 114,125 ----
  
    ciKlass* valid_type(int i) const {
      return valid_ciklass(type(i));
    }
  
!   ProfilePtrKind ptr_kind(int i) const {
!     return ciTypeEntries::ptr_kind(type(i));
    }
  
  #ifndef PRODUCT
    void print_data_on(outputStream* st) const;
  #endif
*** 120,131 ****
  
    ciKlass* valid_type() const {
      return valid_ciklass(type());
    }
  
!   bool maybe_null() const {
!     return was_null_seen(type());
    }
  
  #ifndef PRODUCT
    void print_data_on(outputStream* st) const;
  #endif
--- 131,142 ----
  
    ciKlass* valid_type() const {
      return valid_ciklass(type());
    }
  
!   ProfilePtrKind ptr_kind() const {
!     return ciTypeEntries::ptr_kind(type());
    }
  
  #ifndef PRODUCT
    void print_data_on(outputStream* st) const;
  #endif
*** 165,180 ****
    ciKlass* valid_return_type() const {
      assert(has_return(), "no ret type profiling data");
      return ret()->valid_type();
    }
  
!   bool argument_maybe_null(int i) const {
!     return args()->maybe_null(i);
    }
  
!   bool return_maybe_null() const {
!     return ret()->maybe_null();
    }
  
  #ifndef PRODUCT
    void print_data_on(outputStream* st, const char* extra = NULL) const;
  #endif
--- 176,191 ----
    ciKlass* valid_return_type() const {
      assert(has_return(), "no ret type profiling data");
      return ret()->valid_type();
    }
  
!   ProfilePtrKind argument_ptr_kind(int i) const {
!     return args()->ptr_kind(i);
    }
  
!   ProfilePtrKind return_ptr_kind() const {
!     return ret()->ptr_kind();
    }
  
  #ifndef PRODUCT
    void print_data_on(outputStream* st, const char* extra = NULL) const;
  #endif
*** 279,294 ****
    ciKlass* valid_return_type() const {
      assert(has_return(), "no ret type profiling data");
      return ret()->valid_type();
    }
  
!   bool argument_maybe_null(int i) const {
!     return args()->maybe_null(i);
    }
  
!   bool return_maybe_null() const {
!     return ret()->maybe_null();
    }
  
  #ifndef PRODUCT
    void print_data_on(outputStream* st, const char* extra = NULL) const;
  #endif
--- 290,305 ----
    ciKlass* valid_return_type() const {
      assert(has_return(), "no ret type profiling data");
      return ret()->valid_type();
    }
  
!   ProfilePtrKind argument_ptr_kind(int i) const {
!     return args()->ptr_kind(i);
    }
  
!   ProfilePtrKind return_ptr_kind() const {
!     return ret()->ptr_kind();
    }
  
  #ifndef PRODUCT
    void print_data_on(outputStream* st, const char* extra = NULL) const;
  #endif
*** 332,343 ****
  
    ciKlass* valid_parameter_type(int i) const {
      return parameters()->valid_type(i);
    }
  
!   bool parameter_maybe_null(int i) const {
!     return parameters()->maybe_null(i);
    }
  
  #ifndef PRODUCT
    void print_data_on(outputStream* st, const char* extra = NULL) const;
  #endif
--- 343,354 ----
  
    ciKlass* valid_parameter_type(int i) const {
      return parameters()->valid_type(i);
    }
    
!   ProfilePtrKind parameter_ptr_kind(int i) const {
!     return parameters()->ptr_kind(i);
    }
  
  #ifndef PRODUCT
    void print_data_on(outputStream* st, const char* extra = NULL) const;
  #endif