有人用过LC3的汇编吗?请教几个问题
.ORIG x3000LD R6,ZEROnot R6, R6add R6, R6, #1;multiplicandLEA R0, askInput1PUTSGETCOUTadd r4, r0, 0add r4, r4, r6;multiplierLEA R0, askInput2PUTSGETCOUTadd r5, r0, 0add r5, r5, r6and r3,r3,#0multiplicationadd r3,r3,r4add r5,r5,#-1BRz OUTSIDEBRnzp multiplicationOUTSIDELEA R0,changeLinePUTSAND R0,R0,#0ADD R0,R3,0OUTHALTZERO .FILL #48askInput1 .stringz "\nPlease enter the multiplicand, an integer between 0 and 9: "askInput2 .stringz "\nNow enter the multiplier, another integer between 0 and 9: "changeLine .stringz "\n".END