コード例 #1
0
int main(int argc, char **argv) {
    int c;
    const char *extension = ".txt";
    bool verbose = false;
    uint64_t data[13];
    initializeMemUsageCounter();
    while ((c = getopt(argc, argv, "ve:h")) != -1) switch (c) {
        case 'e':
            extension = optarg;
            break;
        case 'v':
            verbose = true;
            break;
        case 'h':
            printusage(argv[0]);
            return 0;
        default:
            abort();
        }
    if (optind >= argc) {
        printusage(argv[0]);
        return -1;
    }
    char *dirname = argv[optind];
    size_t count;


    size_t *howmany = NULL;
    uint32_t **numbers =
        read_all_integer_files(dirname, extension, &howmany, &count);
    if (numbers == NULL) {
        printf(
            "I could not find or load any data file with extension %s in "
            "directory %s.\n",
            extension, dirname);
        return -1;
    }
    uint32_t maxvalue = 0;
    for (size_t i = 0; i < count; i++) {
      if( howmany[i] > 0 ) {
        if(maxvalue < numbers[i][howmany[i]-1]) {
           maxvalue = numbers[i][howmany[i]-1];
         }
      }
    }
    uint64_t totalcard = 0;
    for (size_t i = 0; i < count; i++) {
      totalcard += howmany[i];
    }
    uint64_t successivecard = 0;
    for (size_t i = 1; i < count; i++) {
       successivecard += howmany[i-1] + howmany[i];
    }
    uint64_t cycles_start = 0, cycles_final = 0;

    RDTSC_START(cycles_start);
    std::vector<vector> bitmaps = create_all_bitmaps(howmany, numbers, count);
    RDTSC_FINAL(cycles_final);
    if (bitmaps.empty()) return -1;
    if(verbose) printf("Loaded %d bitmaps from directory %s \n", (int)count, dirname);
    uint64_t totalsize = getMemUsageInBytes();
    data[0] = totalsize;

    if(verbose) printf("Total size in bytes =  %" PRIu64 " \n", totalsize);

    uint64_t successive_and = 0;
    uint64_t successive_or = 0;
    uint64_t total_or = 0;
    uint64_t total_count = 0;
    uint64_t successive_andnot = 0;
    uint64_t successive_xor = 0;


    RDTSC_START(cycles_start);
    for (int i = 0; i < (int)count - 1; ++i) {
        vector v;
        std::set_intersection(bitmaps[i].begin(), bitmaps[i].end(),bitmaps[i+1].begin(), bitmaps[i+1].end(),std::back_inserter(v));
        successive_and += v.size();
    }
    RDTSC_FINAL(cycles_final);
    data[1] = cycles_final - cycles_start;
    if(verbose) printf("Successive intersections on %zu bitmaps took %" PRIu64 " cycles\n", count,
                           cycles_final - cycles_start);

    RDTSC_START(cycles_start);
    for (int i = 0; i < (int)count - 1; ++i) {
        vector v;
        std::set_union(bitmaps[i].begin(), bitmaps[i].end(),bitmaps[i+1].begin(), bitmaps[i+1].end(),std::back_inserter(v));
        successive_or += v.size();
    }
    RDTSC_FINAL(cycles_final);
    data[2] = cycles_final - cycles_start;
    if(verbose) printf("Successive unions on %zu bitmaps took %" PRIu64 " cycles\n", count,
                           cycles_final - cycles_start);

    RDTSC_START(cycles_start);
    if(count>1) {
        vector v;
        std::set_union(bitmaps[0].begin(), bitmaps[0].end(),bitmaps[1].begin(), bitmaps[1].end(),std::back_inserter(v));
        for (int i = 2; i < (int)count ; ++i) {
            vector newv;
            std::set_union(v.begin(), v.end(),bitmaps[i].begin(), bitmaps[i].end(),std::back_inserter(newv));
            v.swap(newv);
        }
        total_or = v.size();
    }
    RDTSC_FINAL(cycles_final);
    data[3] = cycles_final - cycles_start;
    if(verbose) printf("Total naive unions on %zu bitmaps took %" PRIu64 " cycles\n", count,
                           cycles_final - cycles_start);
    RDTSC_START(cycles_start);
    if(count>1) {
        const vector  ** allofthem = new const vector* [count];
        for(int i = 0 ; i < (int) count; ++i) allofthem[i] = & bitmaps[i];
        vector totalorbitmap = fast_logicalor(count, allofthem);
        total_or = totalorbitmap.size();
        delete[] allofthem;
    }
    RDTSC_FINAL(cycles_final);
    data[4] = cycles_final - cycles_start;
    if(verbose) printf("Total heap unions on %zu bitmaps took %" PRIu64 " cycles\n", count,
                           cycles_final - cycles_start);

    RDTSC_START(cycles_start);
    uint64_t quartcount = 0;
    for (size_t i = 0; i < count ; ++i) {
      if ( std::binary_search(bitmaps[i].begin(),bitmaps[i].end(),maxvalue/4 ) )
      	quartcount ++;
      if ( std::binary_search(bitmaps[i].begin(),bitmaps[i].end(),maxvalue/2 ) )
      	quartcount ++;
      if ( std::binary_search(bitmaps[i].begin(),bitmaps[i].end(),3*maxvalue/4 ) )
      	quartcount ++;
    }
    RDTSC_FINAL(cycles_final);
    data[5] = cycles_final - cycles_start;

    if(verbose) printf("Quartile queries on %zu bitmaps took %" PRIu64 " cycles\n", count,
           cycles_final - cycles_start);

    if(verbose) printf("Collected stats  %" PRIu64 "  %" PRIu64 "  %" PRIu64 " %" PRIu64 "\n",successive_and,successive_or,total_or,quartcount);

    RDTSC_START(cycles_start);
    for (int i = 0; i < (int)count - 1; ++i) {
        vector v;
        std::set_difference(bitmaps[i].begin(), bitmaps[i].end(),bitmaps[i+1].begin(), bitmaps[i+1].end(),std::back_inserter(v));
        successive_andnot += v.size();
    }
    RDTSC_FINAL(cycles_final);
    data[6] = cycles_final - cycles_start;

    if(verbose) printf("Successive differences on %zu bitmaps took %" PRIu64 " cycles\n", count,
           cycles_final - cycles_start);

    RDTSC_START(cycles_start);
    for (int i = 0; i < (int)count - 1; ++i) {
        vector v;
        std::set_symmetric_difference(bitmaps[i].begin(), bitmaps[i].end(),bitmaps[i+1].begin(), bitmaps[i+1].end(),std::back_inserter(v));
        successive_xor += v.size();
    }
    RDTSC_FINAL(cycles_final);
    data[7] = cycles_final - cycles_start;

    if(verbose) printf("Successive symmetric differences on %zu bitmaps took %" PRIu64 " cycles\n", count,
           cycles_final - cycles_start);

    RDTSC_START(cycles_start);
    for (size_t i = 0; i < count; ++i) {
        vector & b = bitmaps[i];
        for(auto j = b.begin(); j != b.end() ; j++) {
            total_count++;
        }
    }
    RDTSC_FINAL(cycles_final);
    data[8] = cycles_final - cycles_start;
    assert(total_count == totalcard);

    if(verbose) printf("Iterating over %zu bitmaps took %" PRIu64 " cycles\n", count,
           cycles_final - cycles_start);

    assert(successive_xor + successive_and == successive_or);

    /**
    * and, or, andnot and xor cardinality
    */
    uint64_t successive_andcard = 0;
    uint64_t successive_orcard = 0;
    uint64_t successive_andnotcard = 0;
    uint64_t successive_xorcard = 0;

    RDTSC_START(cycles_start);
    for (int i = 0; i < (int)count - 1; ++i) {
      std::set_intersection(bitmaps[i].begin(), bitmaps[i].end(),bitmaps[i+1].begin(), bitmaps[i+1].end(),inserter(successive_andcard));
    }
    RDTSC_FINAL(cycles_final);
    data[9] = cycles_final - cycles_start;

    RDTSC_START(cycles_start);
    for (int i = 0; i < (int)count - 1; ++i) {
      std::set_union(bitmaps[i].begin(), bitmaps[i].end(),bitmaps[i+1].begin(), bitmaps[i+1].end(),inserter(successive_orcard));
    }
    RDTSC_FINAL(cycles_final);
    data[10] = cycles_final - cycles_start;

    RDTSC_START(cycles_start);
    for (int i = 0; i < (int)count - 1; ++i) {
      std::set_difference(bitmaps[i].begin(), bitmaps[i].end(),bitmaps[i+1].begin(), bitmaps[i+1].end(),inserter(successive_andnotcard));
    }
    RDTSC_FINAL(cycles_final);
    data[11] = cycles_final - cycles_start;

    RDTSC_START(cycles_start);
    for (int i = 0; i < (int)count - 1; ++i) {
      std::set_symmetric_difference(bitmaps[i].begin(), bitmaps[i].end(),bitmaps[i+1].begin(), bitmaps[i+1].end(),inserter(successive_xorcard));
    }
    RDTSC_FINAL(cycles_final);
    data[12] = cycles_final - cycles_start;

    assert(successive_andcard == successive_and);
    assert(successive_orcard == successive_or);
    assert(successive_xorcard == successive_xor);
    assert(successive_andnotcard == successive_andnot);

    /**
    * end and, or, andnot and xor cardinality
    */

    printf(" %20.2f %20.2f %20.2f %20.2f %20.2f %20.2f  %20.2f  %20.2f     %20.2f    %20.2f  %20.2f  %20.2f  %20.2f\n",
      data[0]*8.0/totalcard,
      data[1]*1.0/successivecard,
      data[2]*1.0/successivecard,
      data[3]*1.0/totalcard,
      data[4]*1.0/totalcard,
      data[5]*1.0/(3*count),
      data[6]*1.0/successivecard,
      data[7]*1.0/successivecard,
      data[8]*1.0/totalcard,
      data[9]*1.0/successivecard,
      data[10]*1.0/successivecard,
      data[11]*1.0/successivecard,
      data[12]*1.0/successivecard
    );

    for (int i = 0; i < (int)count; ++i) {
        free(numbers[i]);
        numbers[i] = NULL;  // paranoid
    }
    free(howmany);
    free(numbers);

    return 0;
}
コード例 #2
0
ファイル: realdata_unit.c プロジェクト: thus/CRoaring
bool loadAndCheckAll(const char *dirname, bool copy_on_write) {
    printf("[%s] %s datadir=%s %s\n", __FILE__, __func__, dirname,
           copy_on_write ? "copy-on-write" : "hard-copies");

    char *extension = ".txt";
    size_t count;

    size_t *howmany = NULL;
    uint32_t **numbers =
        read_all_integer_files(dirname, extension, &howmany, &count);
    if (numbers == NULL) {
        printf(
            "I could not find or load any data file with extension %s in "
            "directory %s.\n",
            extension, dirname);
        return false;
    }

    roaring_bitmap_t **bitmaps =
        create_all_bitmaps(howmany, numbers, count, copy_on_write);
    for (size_t i = 0; i < count; i++) {
        if (!is_bitmap_equal_to_array(bitmaps[i], numbers[i], howmany[i])) {
            printf("arrays don't agree with set values\n");
            return false;
        }
    }

    roaring_bitmap_t **bitmapswrun = malloc(sizeof(roaring_bitmap_t *) * count);
    for (int i = 0; i < (int)count; i++) {
        bitmapswrun[i] = roaring_bitmap_copy(bitmaps[i]);
        roaring_bitmap_run_optimize(bitmapswrun[i]);
        if (roaring_bitmap_get_cardinality(bitmaps[i]) !=
            roaring_bitmap_get_cardinality(bitmapswrun[i])) {
            printf("cardinality change due to roaring_bitmap_run_optimize\n");
            return false;
        }
    }
    for (size_t i = 0; i < count; i++) {
        if (!is_bitmap_equal_to_array(bitmapswrun[i], numbers[i], howmany[i])) {
            printf("arrays don't agree with set values\n");
            return false;
        }
    }
    for (int i = 0; i < (int)count; i++) {
        if (!serialize_correctly(bitmaps[i])) {
            return false;  //  memory leaks
        }
        if (!serialize_correctly(bitmapswrun[i])) {
            return false;  //  memory leaks
        }
    }
    if (!compare_intersections(bitmaps, bitmapswrun, count)) {
        return false;  //  memory leaks
    }
    if (!compare_unions(bitmaps, bitmapswrun, count)) {
        return false;  //  memory leaks
    }
    if (!compare_wide_unions(bitmaps, bitmapswrun, count)) {
        return false;  //  memory leaks
    }

    if (!compare_negations(bitmaps, bitmapswrun, count)) {
        return false;  //  memory leaks
    }

    if (!compare_xors(bitmaps, bitmapswrun, count)) {
        return false;  //  memory leaks
    }

    if (!compare_andnots(bitmaps, bitmapswrun, count)) {
        return false;  //  memory leaks
    }

    if (!compare_wide_xors(bitmaps, bitmapswrun, count)) {
        return false;  //  memory leaks
    }

    for (int i = 0; i < (int)count; ++i) {
        free(numbers[i]);
        numbers[i] = NULL;  // paranoid
        roaring_bitmap_free(bitmaps[i]);
        bitmaps[i] = NULL;  // paranoid
        roaring_bitmap_free(bitmapswrun[i]);
        bitmapswrun[i] = NULL;  // paranoid
    }
    free(bitmapswrun);
    free(bitmaps);
    free(howmany);
    free(numbers);

    return true;
}
コード例 #3
0
int main(int argc, char **argv) {
    int c;
    const char *extension = ".txt";
    bool copy_on_write = false;
    bool runoptimize = true;
    while ((c = getopt(argc, argv, "e:h")) != -1) switch (c) {
            case 'e':
                extension = optarg;
                break;
            case 'h':
                printusage(argv[0]);
                return 0;
            default:
                abort();
        }
    if (optind >= argc) {
        printusage(argv[0]);
        return -1;
    }
    char *dirname = argv[optind];
    size_t count;

    size_t *howmany = NULL;
    uint32_t **numbers =
        read_all_integer_files(dirname, extension, &howmany, &count);
    if (numbers == NULL) {
        printf(
            "I could not find or load any data file with extension %s in "
            "directory %s.\n",
            extension, dirname);
        return -1;
    }

    uint64_t cycles_start = 0, cycles_final = 0;

    RDTSC_START(cycles_start);
    roaring_bitmap_t **bitmaps =
        create_all_bitmaps(howmany, numbers, count, runoptimize, copy_on_write);
    RDTSC_FINAL(cycles_final);
    if (bitmaps == NULL) return -1;
    printf("Loaded %d bitmaps from directory %s \n", (int)count, dirname);

    printf("Creating %zu bitmaps took %" PRIu64 " cycles\n", count,
           cycles_final - cycles_start);
    if(count == 0) return -1;
    uint32_t maxvalue = roaring_bitmap_maximum(bitmaps[0]);
    for (int i = 1; i < (int)count; i ++) {
      uint32_t thismax = roaring_bitmap_maximum(bitmaps[0]);
      if(thismax > maxvalue) maxvalue = thismax;
    }
    const int quartile_test_repetitions = 1000;


    uint64_t quartcount;
    uint64_t cycles;
    STARTBEST(quartile_test_repetitions)
    quartcount = 0;
    for (size_t i = 0; i < count ; ++i) {
        quartcount += roaring_bitmap_contains(bitmaps[i],maxvalue/4);
        quartcount += roaring_bitmap_contains(bitmaps[i],maxvalue/2);
        quartcount += roaring_bitmap_contains(bitmaps[i],3*maxvalue/4);
    }
    ENDBEST(cycles)

    printf("Quartile queries on %zu bitmaps took %" PRIu64 " cycles\n", count,
                           cycles);


    for (int i = 0; i < (int)count; ++i) {
        free(numbers[i]);
        numbers[i] = NULL;  // paranoid
        roaring_bitmap_free(bitmaps[i]);
        bitmaps[i] = NULL;  // paranoid
    }
    free(bitmaps);
    free(howmany);
    free(numbers);

    return (int) quartcount;
}
コード例 #4
0
int main(int argc, char **argv) {
    int c;
    char *extension = ".txt";
    bool copy_on_write = false;
    while ((c = getopt(argc, argv, "e:h")) != -1) switch (c) {
            case 'e':
                extension = optarg;
                break;
            case 'h':
                printusage(argv[0]);
                return 0;
            default:
                abort();
        }
    if (optind >= argc) {
        printusage(argv[0]);
        return -1;
    }
    char *dirname = argv[optind];
    size_t count;

    size_t *howmany = NULL;
    uint32_t **numbers =
        read_all_integer_files(dirname, extension, &howmany, &count);
    if (numbers == NULL) {
        printf(
            "I could not find or load any data file with extension %s in "
            "directory %s.\n",
            extension, dirname);
        return -1;
    }

    uint64_t cycles_start = 0, cycles_final = 0;

    RDTSC_START(cycles_start);
    roaring_bitmap_t **bitmaps = create_all_bitmaps(howmany, numbers, count, copy_on_write);
    RDTSC_FINAL(cycles_final);
    if (bitmaps == NULL) return -1;
    printf("Loaded %d bitmaps from directory %s \n", (int)count, dirname);

    printf("Creating %zu bitmaps took %" PRIu64 " cycles\n", count,
           cycles_final - cycles_start);

    RDTSC_START(cycles_start);
    for (int i = 0; i < (int)count; i += 2) {
        roaring_bitmap_t *CI = roaring_bitmap_copy(
            bitmaps[i]);  // to test the inplace version we create a copy
        roaring_bitmap_free(CI);
    }
    RDTSC_FINAL(cycles_final);
    printf("Copying and freeing %zu bitmaps took %" PRIu64 " cycles\n", count,
           cycles_final - cycles_start);

    uint64_t successive_and = 0;
    uint64_t successive_or = 0;
    // try ANDing and ORing together consecutive pairs
    for (int i = 0; i < (int)count - 1; ++i) {
        uint32_t c1 = roaring_bitmap_get_cardinality(bitmaps[i]);
        uint32_t c2 = roaring_bitmap_get_cardinality(bitmaps[i + 1]);
        RDTSC_START(cycles_start);
        roaring_bitmap_t *tempand =
            roaring_bitmap_and(bitmaps[i], bitmaps[i + 1]);
        RDTSC_FINAL(cycles_final);
        successive_and += cycles_final - cycles_start;

        uint32_t ci = roaring_bitmap_get_cardinality(tempand);
        roaring_bitmap_free(tempand);
        RDTSC_START(cycles_start);
        roaring_bitmap_t *tempor =
            roaring_bitmap_or(bitmaps[i], bitmaps[i + 1]);
        RDTSC_FINAL(cycles_final);
        successive_or += cycles_final - cycles_start;

        uint32_t co = roaring_bitmap_get_cardinality(tempor);
        roaring_bitmap_free(tempor);

        if (c1 + c2 != co + ci) {
            printf(KRED "cardinalities are wrong somehow\n");
            printf("c1 = %d, c2 = %d, co = %d, ci = %d\n", c1, c2, co, ci);
            return -1;
        }
    }
    printf(" %zu successive bitmaps intersections took %" PRIu64 " cycles\n",
           count - 1, successive_and);
    printf(" %zu successive bitmaps unions took %" PRIu64 " cycles\n",
           count - 1, successive_or);

    roaring_bitmap_t **copyofr = malloc(sizeof(roaring_bitmap_t *) * count);
    for (int i = 0; i < (int)count; i++) {
        copyofr[i] = roaring_bitmap_copy(bitmaps[i]);
    }
    RDTSC_START(cycles_start);
    for (int i = 0; i < (int)count - 1; i++) {
        roaring_bitmap_and_inplace(copyofr[i], bitmaps[i + 1]);
    }
    RDTSC_FINAL(cycles_final);
    printf(" %zu successive in-place bitmaps intersections took %" PRIu64
           " cycles\n",
           count - 1, cycles_final - cycles_start);

    free(copyofr);
    copyofr = malloc(sizeof(roaring_bitmap_t *) * count);
    for (int i = 0; i < (int)count; i++) {
        copyofr[i] = roaring_bitmap_copy(bitmaps[i]);
    }
    RDTSC_START(cycles_start);
    for (int i = 0; i < (int)count - 1; i++) {
        roaring_bitmap_or_inplace(copyofr[i], bitmaps[i + 1]);
    }
    RDTSC_FINAL(cycles_final);
    printf(" %zu successive in-place bitmaps unions took %" PRIu64 " cycles\n",
           count - 1, cycles_final - cycles_start);

    for (int i = 0; i < (int)count; ++i) {
        free(numbers[i]);
        numbers[i] = NULL;  // paranoid
        roaring_bitmap_free(bitmaps[i]);
        bitmaps[i] = NULL;  // paranoid
    }
    free(bitmaps);
    free(howmany);
    free(numbers);

    return 0;
}