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