Rosetta Code

Bitwise operations: Difference between revisions

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Bitwise operations (view source)

Revision as of 23:40, 30 November 2021

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→‎{{header|68000 Assembly}}
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;Left Shift
<lang 68000devpac>MOVE.W D0,#$FF,D0
MOVE.W D1,#$04,D1
LSL.W D0,D1,D0 ;shifts 0x00FF left 4 bits</lang>
 
;Right Shift
<lang 68000devpac>MOVE.W D0,#$FF,D0
MOVE.W D1,#$04,D1
LSR.W D0,D1,D0 ;shifts 0x00FF right 4 bits</lang>
 
;Arithmetic Right Shift
<lang 68000devpac>MOVE.W D0,#$FF00,D0
MOVE.W D1,#$04,D1
ASR.W D0,D1,D0 ;shifts 0xFF00 right 4 bits, preserving its sign</lang>
 
;Left Rotate
<lang 68000devpac>MOVE.W D0,#$FF00,D0
MOVE.W D1,#$04,D1
ROL.W D0,D1,D0</lang>
 
;Right Rotate
<lang 68000devpac>MOVE.W D0,#$FF00,D0
MOVE.W D1,#$04,D1
ROR.W D0,D1,D0</lang>
 
;Left Rotate Through Extend Flag
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