Syntax:

• SOR

Description:

SOR pops the top and next-to-top levels of the stack, performs the logical OR operation on the popped values, and pushes the result back onto the stack:

Stack before SOR:

High Bank	Low Bank
A	B	Top
C	D	Next 1
E	F	Next 2

Stack after SOR:

High Bank	Low Bank
A|C	B|D	Top
E	F	Next

Note: A, B, C, D, E, F denote TRUE or FALSE.

Microcode Pattern:

Takes 1 cycles to execute.
    Example: SOR

	  
	STKC
	----
	 OR

	  

Exceptions :

No exceptions.

Example :

IPUSHEQ 255 3 0xa 0xb !! Pushes on both banks of 
                      !! the stack integer 
                      !! condition for equality

IPUSHEQ 255 3 0xc 0xd !! Pushes on both banks of 
                      !! the stack integer 
                      !! condition for equality

SOR                   !! Performs the SOR operation 
                      !! as described above