Title:
DETECTING SYSTEM FOR PROGRAM FAULT
Document Type and Number:
Japanese Patent JPH05241903
Kind Code:
A
Abstract:
PURPOSE: To facilitate the analysis of a generated program fault and to prevent the program fault from being generated concerning the program fault in the case of operating an on-line real-time system program.
CONSTITUTION: An address data memory 31 on a real memory is provided with an address attribute pattern 33. In the case of loading from the address data memory to a register 20, the address attribute pattern 33 is checked in the manner of a hardware and when the pattern is abnormal, it is informed to a CPU by interrupting the hardware. The attribute of address data is checked when executing the program.
Inventors:
FUKUSHIMA TAMARU
Application Number:
JP32275091A
Publication Date:
September 21, 1993
Filing Date:
December 06, 1991
Export Citation:
Assignee:
NEC CORP
International Classes:
G06F11/30; (IPC1-7): G06F11/30
Attorney, Agent or Firm:
Naoki Kyomoto (2 outside)