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/* Portable C version of peakval
* Copyright 2004 Phil Karn, KA9Q
*/
#include <stdlib.h>
#include "fec.h"
int peakval_sse2_assist(signed short *,int);
int peakval_sse2(signed short *b,int cnt){
int peak = 0;
int a;
while(((int)b & 15) != 0 && cnt != 0){
a = abs(*b);
if(a > peak)
peak = a;
b++;
cnt--;
}
a = peakval_sse2_assist(b,cnt);
if(a > peak)
peak = a;
b += cnt & ~7;
cnt &= 7;
while(cnt != 0){
a = abs(*b);
if(a > peak)
peak = a;
b++;
cnt--;
}
return peak;
}
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