%IF NOT %DECLARED(BLT) %THEN LITERAL BLT = %O'251'; %FI MACRO $$BLT(ac, addr) = BEGIN BUILTIN MACHOP; REGISTER t,u; t = (ac); u = (addr); MACHOP(blt,t,u,0,1) END %, $$COPYVEC(src, dst, len) = BEGIN $$BLT(((src) ^ 18) + (dst), ((dst) + (len) - 1)) END %, $$CLEARVEC(addr,len) = BEGIN addr = 0; $$COPYVEC(addr, addr + 1, len) END %;