.TITLE TSTBIT .IDENT /V01/ ; ; THIS FUNCTION TESTS IF THE BITS SPECIFIED IN BITMSK ARE ; SET IN THE DATA. CALLING SEQUENCE: II = TSTBIT(DATA,BITMSK) ; R0 IS SET TO ONE IF ANY OF THE BITS ARE SET, ZERO ELSEWISE. ; .PSECT $CODE1 TSTBIT:: CLR R0 ;INITIALIZE R0 BITB @2(R5),@4(R5) ;TEST BITS BEQ NO ;BRANCH IF NONE SET INC R0 ;RETURN A ONE NO: RETURN .END