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EXAMPLE1(AboutLDR、LTORG)AREALoadcon,CODE,READONLYENTRYstartBLfunc1BLfunc2stopMOVr0,#0x18LDRr1,=0x20026SWI0x123456func1LDRr0,=42LDRr1,=0x55555555LDRr2,=0xFFFFFFFFMOVpc,lrLTORGfunc2LDRr3,=0x55555555;LDRr4,=0x66666666MOVpc,lrLargeTableSPACE4200ENDEXAMPLE2(ADRADRL)AREAadrlabel,CODE,READONLYENTRYStartBLfuncstopMOVr0,#0x18LDRr1,=0x20026SWI0x123456LTORGfuncADRr0,StartADRr1,DataArea;ADRr2,DataArea+4300ADRLr2,DataArea+4300MOVpc,lrDataAreaSPACE8000ENDEXAMPLE3ARMcodejumptableAREAJump,CODE,READONLYCODE32numEQU2ENTRYstartMOVr0,#0MOVr1,#3MOVr2,#2BLarithfuncstopMOVr0,#0x18LDRr1,=0x20026SWI0x123456arithfuncCMPr0,#numMOVHSpc,lrADRr3,JumpTableLDRpc,[r3,r0,LSL#2]JumpTableDCDDoAddDCDDoSubDoAddADDr0,r1,r2MOVpc,lrDoSubSUBr0,r1,r2MOVpc,lrENDExample4StringcopyAREAStrCopy,CODE,READONLYENTRYstartLDRr1,=srcstrLDRr0,=dststrBLstrcopystopMOVr0,#0x18LDRr1,=0x20026SWI0x123456strcopyLDRBr2,[r1],#1STRBr2,[r0],#1CMPr2,#0BNEstrcopyMOVpc,lr;PACE4800AREAStrings,DATA,READWRITEsrcstrDCB"Firststring-source",0dststrDCB"Secondstring-destination",0ENDExample5BlockcopyAREAWord,CODE,READONLYnumEQU20ENTRYstartLDRr0,=srcLDRr1,=dstMOVr2,#numwordcopyLDRr3,[r0],#4STRr3,[r1],#4SUBSr2,r2,#1BNEwordcopystopMOVr0,#0x18LDRr1,=0x20026SWI0x123456AREABlockData,DATA,READWRITEsrcDCD1,2,3,4,5,6,7,8,1,2,3,4,5,6,7,8,1,2,3,4dstDCD0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0ENDAREABlock,CODE,READONLYnumEQU20ENTRYstartLDRr0,=srcLDRr1,=dstMOVr2,#numMOVsp,#0x400blockcopyMOVSr3,r2,LSR#3BEQcopywordsSTMFDsp!,{r4-r11}octcopyLDMIAr0!,{r4-r11}STMIAr1!,{r4-r11}SUBSr3,r3,#1BNEoctcopyLDMFDsp!,{r4-r11}copywordsANDSr2,r2,#7BEQstopwordcopyLDRr3,[r0],#4STRr3,[r1],#4SUBSr2,r2,#1BNEwordcopystopMOVr0,#0x18LDRr1,=0x20026SWI0x123456AREABlockData,DATA,READWRITEsrcDCD1,2,3,4,5,6,7,8,1,2,3,4,5,6,7,8,1,2,3,4dstDCD0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0ENDMACRO$labelTestAndBranch$dest,$reg,$cc$labelCM
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