/* Le o arquivo de entrada. */
int read_file(char *path) {
FILE *f;
char t;
int k, flag, dist = 0;
f = fopen(path, "r");
if (f == NULL) {
return -1;
}
fscanf(f, "%d", &m);
fscanf(f, "%d", &n);
fscanf(f, "%c", &v); /* Ler o '\n'. */
fscanf(f, "%c", &v);
fscanf(f, "%d", &d);
fscanf(f, "%c", &t); /* '\n'... */
ll_init();
while (dist < d) {
fscanf(f, "%c", &t);
fscanf(f, "%d", &k);
dist += k;
flag = ll_add(t, k);
if (flag != 0) {
ll_clean();
return -1;
}
fscanf(f, "%c", &t);
}
fclose(f);
return 0;
}
/**************************************************************************
* The main function.
**************************************************************************/
int main(int argc, char** argv)
{
DBState dbState;
char *m_paramfile, *m_instfile, *m_timefile, *m_resfile;
pca_timer_t timer;
PcaCArrayFloat timing;
uint i = 0;
float timeSum = 0.0;
/* check arguments */
if (argc < 2) {
fprintf(stderr, "Usage: %s [dataset idx]\n", argv[0]);
exit(-1);
}
/* initialize memory managers */
#ifdef VERBOSE
#ifdef PCA_DB_MEM
printf("Using custom memory management.\n");
#else
printf("Using standard malloc/free.\n");
#endif
#endif
ll_init(NUM_LL_BLOCKS);
rb_init(NUM_RB_BLOCKS);
tr_init(NUM_TR_BLOCKS);
/* load up db state and create timing array */
m_paramfile = (char*) malloc(strlen("data/") + strlen(argv[1]) +
strlen("-db-param.dat") + 1);
m_instfile = (char*) malloc(strlen("data/") + strlen(argv[1]) +
strlen("-db-inst.dat") + 1);
sprintf(m_paramfile, "data/%s-db-param.dat", argv[1]);
sprintf(m_instfile, "data/%s-db-inst.dat", argv[1]);
DBState_load(&dbState, m_paramfile, m_instfile);
pca_create_carray_1d(float, timing, dbState.num_cycles, PCA_REAL);
/* run the database */
#ifdef VERBOSE
printf("Running with %d total record(s)... ", dbState.total_records);
#endif
while (dbState.p_currcmd < dbState.p_lastcmd) {
timer = startTimer();
runDatabase(&dbState);
timing.data[i++] = stopTimer(timer);
timeSum = timeSum + timing.data[i-1];
}
printf("Done. Latency: %f s.\n", timeSum/((float)dbState.num_cycles));
/* output timings */
m_timefile = (char*) malloc(strlen("data/") + strlen(argv[1]) +
strlen("-db-timing.dat") + 1);
sprintf(m_timefile, "data/%s-db-timing.dat", argv[1]);
writeToFile(float, m_timefile, timing);
clean_mem(float, timing);
/* output results of database */
m_resfile = (char*) malloc(strlen("data/") + strlen(argv[1]) +
strlen("-db-results.dat") + 1);
sprintf(m_resfile, "data/%s-db-results.dat", argv[1]);
writeToFile(int, m_resfile, dbState.sresults);
/* cleanup */
free(m_paramfile);
free(m_instfile);
free(m_timefile);
free(m_resfile);
DBState_clean(&dbState);
ll_clean();
rb_clean();
tr_clean();
return 0;
}
