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ADDIGNG 64 BIT NUMBERS

 ;Program to add two 64 bit numbers
  AREA prog,code,readonly
  ENTRY
  ldr r0,=lbl
  ldmia r0,{r1-r4}
  adds r5,r2,r4
  adcs r6,r1,r3
  eor r8,r8
  adc r8,#0 ;r8 contains the carry generated if any
  ldr r7,=res
  stmia r7,{r5,r6,r8}  
s b s
   AREA dta,data,readonly
lbl DCQ 0x1234567891191812
    DCQ 0x1234567989999987
  AREA data2,data
res SPACE 8
 END

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