96 lines
1.5 KiB
C
96 lines
1.5 KiB
C
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#include <stdint.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <time.h>
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#include <x86intrin.h>
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#include <signal.h>
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#include "helpers.c"
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#include "helpers.h"
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#define PLSIZE 63
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struct lst {
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struct lst * next;
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long int payload[PLSIZE];
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} l;
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struct lst * mkws(int size)
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{
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int i,j;
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struct lst * ws0,*ws;
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if (size == 0)
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return NULL;
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srand(time(0));
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ws = calloc(1,sizeof(struct lst));
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ws->next = NULL;
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for (i=0;i<PLSIZE;i++)
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ws->payload[i]=(rand())%2;
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for (j=1;j<size;j++) {
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ws0=ws;
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ws = calloc(1,sizeof(struct lst));
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if (ws==NULL) {
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fprintf(stderr,"Can't add element...\n");
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exit(1);
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}
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for (i=0;i<PLSIZE;i++)
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ws->payload[i]=(rand())%2;
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ws->next = ws0;
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}
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return ws;
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}
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long int z = 0;
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void kill_prg(int){
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printf("Nombre de tests effectués: %ld\n", z);
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}
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int main(int argc, char ** argv)
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{
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struct lst * ws, * ws0;
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long long int start, end, dif;
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long int i, x, size, it;
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if (argc != 3) {
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printf("Usage: %s <list size> <iterations>\n",argv[0]);
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exit(1);
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}
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set_signal_handler(SIGTSTP, &kill_prg);
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size=strtol(argv[1],NULL,0);
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ws = mkws(size);
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if (ws == NULL) {
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printf("NIL list created...\n");
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exit(1);
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}
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it = strtol(argv[2],NULL,0);
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start = __rdtsc();
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for (i = 0; i < it; i++) {
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ws0 = ws;
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while (ws0 != NULL) {
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x = ws0->payload[3];
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x++;
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z++;
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ws0 = ws0->next;
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}
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}
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end = __rdtsc();
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dif = end - start;
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printf("Cycles/element = %lf\n", ((double) dif)/((double) size*it));
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exit(0);
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}
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