METHOD TO BE IMPLEMENTED IN COMPUTER FOR HIDING SELECTED INSTALLED FUNCTION AMONG MULTI-FUNCTION INSTRUCTIONS, COMPUTER SYSTEM, AND COMPUTER PROGRAM

摘要

PROBLEM TO BE SOLVED: To provide a method to be implemented in a computer for hiding a selected installed function among multi-function instructions, a computer system, and a computer program.SOLUTION: A selected installed function among multi-function instructions is hidden, so that even when a processor can perform the hidden installed function, availability of the hidden function is hidden, and in response to querying the availability of the function by the multi-function instructions, only functions not hidden are reported as installed.