exp2_sum.asm

Real-Time Digital Signal Processing Implementations, Applications, and Experiments with the TMS320C

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