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sqrt3t.asm
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Assembly Source File
|
1991-11-26
|
1KB
|
34 lines
;
; This program originally available on the Motorola DSP bulletin board.
; It is provided under a DISCLAMER OF WARRANTY available from
; Motorola DSP Operation, 6501 Wm. Cannon Drive W., Austin, Tx., 78735.
;
; Full Precision Square Root by Polynomial Approximation. (test program)
;
; Last Update 09 Feb 87 Version 1.0
;
sqrt3t ident 1,0
;
; square root test program
;
opt cex
page 132,66,0,0
nolist
include 'dsplib:ioequ'
list
include 'dsplib:sqrt3'
datin equ $ffff ;location in y memory of input file
datout equ $fffe ;location in y memory of output file
org p:$100
start movep #0,x:M_BCR ;no wait states on external io
move #<$0,y0 ;clear ls input word
do #100,_e ;number of points to do
movep y:datin,y1 ;get input value
sqrt3 ;do 24 bit sqrt
movep b,y:datout ;output square root
_e
wait
end