Appeal No. 95-4010
Application 08/082,338
FLEMING, Administrative Patent Judge.
DECISION ON APPEAL
This is a decision on appeal from the final rejec-
tion of claims 2 through 18. Claim 1 has been canceled.
The invention relates to processing of instructions
by a central processor within the computing system.
Independent claim 10 is reproduced as follows:
10. A method for pre-verifying an instruction
operation code in a computer comprising a main storage and a
central processing unit, said method comprising the steps of:
a. storing a test operation instruction,
said test operation instruction desig-
nating, by an operand, a corresponding
target instruction having an operation
code;
b. said central processing unit executing
said test operation instruction to test
for operational presence within said
central processing unit of a target
instruction logic means capable of
executing said target instruction;
c. said central processing unit setting
an exception indicator in a return
value field in response to said
testing; and
2
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