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#include <stdio.h>
#include <stdlib.h>
#include <memory.h>
#include <time.h>
#include "config.h"
#ifdef HAVE_GETOPT_H
#include <getopt.h>
#endif
#include "fec.h"
#if HAVE_GETOPT_LONG
struct option Options[] = {
{"frame-length",1,NULL,'l'},
{"frame-count",1,NULL,'n'},
{"verbose",0,NULL,'v'},
{"force-altivec",0,NULL,'a'},
{"force-port",0,NULL,'p'},
{"force-mmx",0,NULL,'m'},
{"force-sse",0,NULL,'s'},
{"force-sse2",0,NULL,'t'},
{NULL},
};
#endif
int Verbose = 0;
int main(int argc,char *argv[]){
signed short *buf;
int i,d,trial,trials=10000;
int bufsize = 2048;
long long port_sum,simd_sum;
time_t t;
int timetrials=0;
find_cpu_mode();
time(&t);
srandom(t);
#if HAVE_GETOPT_LONG
while((d = getopt_long(argc,argv,"vapmstl:n:T",Options,NULL)) != EOF){
#else
while((d = getopt(argc,argv,"vapmstl:n:T")) != EOF){
#endif
switch(d){
case 'a':
Cpu_mode = ALTIVEC;
break;
case 'p':
Cpu_mode = PORT;
break;
case 'm':
Cpu_mode = MMX;
break;
case 's':
Cpu_mode = SSE;
break;
case 't':
Cpu_mode = SSE2;
break;
case 'l':
bufsize = atoi(optarg);
break;
case 'n':
trials = atoi(optarg);
break;
case 'v':
Verbose++;
break;
case 'T':
timetrials++;
break;
}
}
buf = (signed short *)calloc(bufsize,sizeof(signed short));
if(timetrials){
for(trial=0;trial<trials;trial++){
(void)sumsq(buf,bufsize);
}
} else {
for(trial=0;trial<trials;trial++){
int length,offset;
offset = random() & 7;
length = (random() % bufsize) - offset;
if(length <= 0)
continue;
for(i=0;i<bufsize;i++)
buf[i] = random();
port_sum = sumsq_port(buf+offset,length);
simd_sum = sumsq(buf+offset,length);
if(port_sum != simd_sum){
printf("offset %d len %d port_sum = %lld simd_sum = %lld ",offset,length,port_sum,simd_sum);
printf("ERROR! diff = %lld\n",simd_sum-port_sum);
}
}
}
exit(0);
}