RosettaCodeData/Task/Bitwise-operations/Forth/bitwise-operations.fth

12 lines
403 B
Forth

: arshift 0 ?do 2/ loop ; \ 2/ is an arithmetic shift right by one bit (2* shifts left one bit)
: bitwise ( a b -- )
cr ." a = " over . ." b = " dup .
cr ." a and b = " 2dup and .
cr ." a or b = " 2dup or .
cr ." a xor b = " 2dup xor .
cr ." not a = " over invert .
cr ." a shl b = " 2dup lshift .
cr ." a shr b = " 2dup rshift .
cr ." a ashr b = " 2dup arshift .
2drop ;