你可能感興趣的試題

若AX=5555H，BX=FF00H，試問(wèn)在下列程序段執(zhí)行后，AX=？BX=？CF=？
AND     AX， BX                  ； AX = 5500，BX = FF00H 
XOR     AX， AX                  ； AX = 0000H             
NOT     BX                      ； BX = 00FFH

設(shè)SP=2000H，AX=3000H，BX=5000H，執(zhí)行下列片段程序后，問(wèn)SP=？AX=？BX=？
PUSH  AX    ；SP ← SP - 2 = 1FFEH，AX=3000H 
PUSH  BX    ；SP ← SP - 2 = 1FFCH，BX=5000H 
POP   AX ；SP ← SP + 2 = 1FFEH，AX=5000H