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Sum an array
;;; Sum an array
;; Load 0 (where iterator initializes) into %rB
SA 0x01
COPY %rB
;; Load n (length of array, also number of iterations when summing the array) into %rA
cond: LLAC n
COPY %rD ; %rD = &n
LOAD %rA %rD ; %rA = n
;; Check if iterator (%rB) is less than n+1 (%rA + 1), i.e. condition for executing loop body
SA 0x01
COPY %rD
ADD %rA %rD
COPY %rA
SLT %rB %rA
COPY %rC ; Store true/false of comparison in %rC
LLAC end
COPY %rD
BRIC %rC %rD ; Jump to end if iterator is not less than length of array (i<n)
;; Loop body
loop: SA 0xff
COPY %rA
LOAD %rD %rA ; %rD now holds running sum
LLAC n
COPY %rA
ADD %rA %rB
COPY %rA ; %rA now holds address of current array value to add to sum
LOAD %rC %rA ; %rC now holds value of current array value
ADD %rC %rD
COPY %rA ; add to running sum
SA 0xff
COPY %rD
STOR %rA %rD ; save new sum into running sum
SA 0x01
COPY %rA
ADD %rA %rB
COPY %rB ; increment iterator by 1
LLAC cond
COPY %rD
SA 0x01
COPY %rC
BRIS %rC %rD ; jump to condition no matter what
;; Finished!
end: HALT
n: 0x05 ; Length of array
0x06
0x02
0x05
0x01
0x01
;;
F0 E1 14 F2 EF 1C 73 F0 E1 1C 53 10 A4 18 F2 EE 1C DB FF EF 10 7C F2 EF 10 51 10 78 5B 10 FF EF 1C 83 F0 E1 10 51 14 F0 E3 1C F0 E1 18 CB 00 05 06 02 05 01 01 8C 00 00 02 02 AA 01 01 01
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