Example #1
0
int main(int argc, char **argv)
{
	int counter = 0;
	int dim, nth, nbi, nbj, iter;

	if (3 != argc)
		usage(argv);
	nbi = strtol(argv[1], NULL, 0);
	nbj = strtol(argv[2], NULL, 0);
	if (nbi <= 0 || nbj <= 0)
		usage(argv);

	int niter = 10;
	for (dim = MINDIM; dim <= MAXDIM; dim *= 2) {
		nth = nbi * nbj;

		/* Once to warm up. */
		genmatrix(counter++);
		matmult(nbi, nbj, dim);

		printf("matrix size: %dx%d = %d (%d bytes) ",
				dim, dim, dim*dim, dim*dim*(int)sizeof(elt));
		printf("blksize %dx%d thr %d itr %d:\n",
			dim/nbi, dim/nbj, nth, niter);
		for (iter = 0; iter < niter; iter++) {
			genmatrix(counter++);
			uint64_t ts = bench_time();
			matmult(nbi, nbj, dim);
			ts = bench_time() - ts;
			printf("%lld.%09lld\n",
					(long long)ts / 1000000000,
					(long long)ts % 1000000000);
		}

	}

	return 0;
}
Example #2
0
struct neighbor2d *neighbors2d_hashcpu( uint ncells, int mesh_size, int levmx, int *i, int *j, int *level )
{
   struct neighbor2d *neigh2d = (struct neighbor2d *)malloc(ncells*sizeof(struct neighbor2d));

   int *levtable = (int *)malloc(levmx+1);
   for (int lev=0; lev<levmx+1; lev++){
      levtable[lev] = (int)pow(2,lev);
   }
   int jmaxsize = mesh_size*levtable[levmx];
   int imaxsize = mesh_size*levtable[levmx];

   int **hash = (int **)genmatrix(jmaxsize, imaxsize, sizeof(int));

   // Not needed -- for debug
   //for (int jj = 0; jj<jmaxsize; jj++){
   //   for (int ii = 0; ii<imaxsize; ii++){
   //      hash[jj][ii]=-1;
   //   }
   //}

   for(int ic=0; ic<ncells; ic++){
      int lev = level[ic];
      if (lev == levmx) {
         hash[j[ic]][i[ic]] = ic;
      } else {
         for (int jj = j[ic]*levtable[levmx-lev]; jj < (j[ic]+1)*levtable[levmx-lev]; jj++) {
            for (int ii=i[ic]*levtable[levmx-lev]; ii<(i[ic]+1)*levtable[levmx-lev]; ii++) {
               hash[jj][ii] = ic;
            }
         }
      }
   }

   for (int ic=0; ic<ncells; ic++){
      int ii = i[ic];
      int jj = j[ic];
      int lev = level[ic];
      int levmult = levtable[levmx-lev];
      neigh2d[ic].left   = hash[      jj   *levmult               ][MAX(  ii   *levmult-1, 0         )];
      neigh2d[ic].right  = hash[      jj   *levmult               ][MIN( (ii+1)*levmult,   imaxsize-1)];
      neigh2d[ic].bottom = hash[MAX(  jj   *levmult-1, 0)         ][      ii   *levmult               ];
      neigh2d[ic].top    = hash[MIN( (jj+1)*levmult,   jmaxsize-1)][      ii   *levmult               ];
   }

   return(neigh2d);
}
Example #3
0
int main1(int argc, char **argv)
{
	int nbi = 4;
	int nbj = 4;
	int nth = nbi * nbj;
	int dim = 1024;
	/* Block size = 256x256 */
	int i;
	int niter = 10;
	uint64_t tt = 0;
	for (i = 0; i < niter; ++i) {
		genmatrix(i);
		uint64_t ts = bench_time();
		matmult(nbi, nbj, dim);
		tt += bench_time() - ts;
	}
	tt /= niter;
	printf("blksize %dx%d thr %d itr %d: %lld.%09lld\n",
		dim/nbi, dim/nbj, nth, niter,
		(long long)tt / 1000000000,
		(long long)tt % 1000000000);
	return 0;
}
Example #4
0
int main(int argc, char **argv)
{
	int nth, nbi, nbj, iter;
	int counter = 0;

	if (3 != argc)
		usage(argv);
	nbi = strtol(argv[1], NULL, 0);
	nbj = strtol(argv[2], NULL, 0);
	if (nbi <= 0 || nbj <= 0)
		usage(argv);
	nth = nbi * nbj;

	int niter = 10;
	for (n = MINDIM; n <= MAXDIM; n *= 2) {

		printf("matrix size: %dx%d = %d (%d bytes) ",
				n, n, n*n, n*n*(int)sizeof(mtype));
		printf("blksize %dx%d thr %4d itr %d:\n",
				n/nbi, n/nbj, nth, niter);
		for (iter = 0; iter < niter; iter++) {
			genmatrix(counter++);
			uint64_t ts = bench_time();
			plu(nbi, nbj);
			ts = bench_time() - ts;
			printf("%lld.%09lld\n",
					(long long)ts / 1000000000,
					(long long)ts % 1000000000);
#if CHECK_CORRECTNESS
			matmult();
			check(Orig, R);
#endif
		}

	}
	return 0;
}
  static int run(int argc, char **argv) {
    static const MeCab::Option long_options[] = {
      { "dicdir",  'd',  ".",   "DIR", "set DIR as dicdir(default \".\" )" },
      { "outdir",  'o',  ".",   "DIR", "set DIR as output dir" },
      { "model",   'm',  0,     "FILE",   "use FILE as model file" },
      { "version", 'v',  0,   0,  "show the version and exit"  },
      { "training-algorithm", 'a',  "crf",    "(crf|hmm)",
        "set training algorithm" },
      { "default-emission-cost", 'E', "4000", "INT",
        "set default emission cost for HMM" },
      { "default-transition-cost", 'T', "4000", "INT",
        "set default transition cost for HMM" },
      { "help",    'h',  0,   0,  "show this help and exit."      },
      { 0, 0, 0, 0 }
    };

    Param param;

    if (!param.open(argc, argv, long_options)) {
      std::cout << param.what() << "\n\n" <<  COPYRIGHT
                << "\ntry '--help' for more information." << std::endl;
      return -1;
    }

    if (!param.help_version()) return 0;

    ContextID cid;
    DecoderFeatureIndex fi;
    DictionaryRewriter rewrite;

    const std::string dicdir = param.get<std::string>("dicdir");
    const std::string outdir = param.get<std::string>("outdir");
    const std::string model = param.get<std::string>("model");

#define DCONF(file) create_filename(dicdir, std::string(file)).c_str()
#define OCONF(file) create_filename(outdir, std::string(file)).c_str()

    CHECK_DIE(param.load(DCONF(DICRC)))
        << "no such file or directory: " << DCONF(DICRC);

    std::string charset;
    {
      Dictionary dic;
      CHECK_DIE(dic.open(DCONF(SYS_DIC_FILE), "r"));
      charset = dic.charset();
      CHECK_DIE(!charset.empty());
    }

    int default_emission_cost = 0;
    int default_transition_cost = 0;

    std::string type = param.get<std::string>("training-algorithm");
    toLower(&type);

    if (type == "hmm") {
      default_emission_cost =
          param.get<int>("default-emission-cost");
      default_transition_cost =
          param.get<int>("default-transition-cost");
      CHECK_DIE(default_transition_cost > 0)
          << "default transition cost must be > 0";
      CHECK_DIE(default_emission_cost > 0)
          << "default transition cost must be > 0";
      param.set("identity-template", 1);
    }

    CharProperty property;
    CHECK_DIE(property.open(param));
    property.set_charset(charset.c_str());

    const std::string bos = param.get<std::string>("bos-feature");
    const int factor = param.get<int>("cost-factor");

    std::vector<std::string> dic;
    enum_csv_dictionaries(dicdir.c_str(), &dic);

    {
      CHECK_DIE(dicdir != outdir) <<
          "output directory = dictionary directory! "
          "Please specify different directory.";
      CHECK_DIE(!outdir.empty()) << "output directory is empty";
      CHECK_DIE(!model.empty()) << "model file is empty";
      CHECK_DIE(fi.open(param)) << fi.what();
      CHECK_DIE(factor > 0)   << "cost factor needs to be positive value";
      CHECK_DIE(!bos.empty()) << "bos-feature is empty";
      CHECK_DIE(dic.size()) << "no dictionary is found in " << dicdir;
      CHECK_DIE(rewrite.open(DCONF(REWRITE_FILE)));
    }

    gencid_bos(bos, &rewrite, &cid);
    gencid(DCONF(UNK_DEF_FILE), &rewrite, &cid);

    for (std::vector<std::string>::const_iterator it = dic.begin();
         it != dic.end();
         ++it) {
      gencid(it->c_str(), &rewrite, &cid);
    }

    std::cout << "emitting "
              << OCONF(LEFT_ID_FILE) << "/ "
              << OCONF(RIGHT_ID_FILE) << std::endl;

    cid.build();
    cid.save(OCONF(LEFT_ID_FILE), OCONF(RIGHT_ID_FILE));

    gendic(DCONF(UNK_DEF_FILE), OCONF(UNK_DEF_FILE), property,
           &rewrite, cid, &fi, true, factor, default_emission_cost);

    for (std::vector<std::string>::const_iterator it = dic.begin();
         it != dic.end();
         ++it) {
      std::string file =  *it;
      remove_pathname(&file);
      gendic(it->c_str(), OCONF(file.c_str()), property,
             &rewrite, cid, &fi, false, factor, default_emission_cost);
    }

    genmatrix(OCONF(MATRIX_DEF_FILE), cid, &fi,
              factor, default_transition_cost);

    copy(DCONF(CHAR_PROPERTY_DEF_FILE), OCONF(CHAR_PROPERTY_DEF_FILE));
    copy(DCONF(REWRITE_FILE), OCONF(REWRITE_FILE));
    copy(DCONF(DICRC), OCONF(DICRC));

    if (type == "crf")
      copy(DCONF(FEATURE_FILE), OCONF(FEATURE_FILE));

#undef OCONF
#undef DCONF

    std::cout <<  "\ndone!\n";

    return 0;
  }