exp2_sum.asm

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*
*   exp2_sum.asm SUM subroutine
*	
*   called by exp2a.c
*   Input: Array pointer
*   Output: Return sum result in T0
*
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	.global	_sum
_sum
    mov  *AR0+,AC0    ; AC0 = x[1]
    add  *AR0+,AC0    ; AC0 = x[1]+x[2]
    mov  AC0,T0
    ret		      ; Return T0
    .end