Ejemplo n.º 1
0
 void operator()(int tid) const {
     for (int j = tid; j < N; j+=my_num_threads) {
         T v;
         spin_try_get( my_q, v );    
         my_touches.check( tid, v );
     }
 }
 void operator()(int) const {
     for (int j = 0; j < N; ++j) {
         T v;
         spin_try_get( my_b, v );
         my_touches.check( v );
     }
 }
Ejemplo n.º 3
0
int test_parallel(int num_threads) {
    tbb::flow::graph g;

    tbb::flow::sequencer_node<T> s(g, seq_inspector<T>());
    NativeParallelFor( num_threads, parallel_puts<T>(s, num_threads) );
    {
        touches<T> t( num_threads );
        NativeParallelFor( num_threads, parallel_gets<T>(s, num_threads, t) );
        g.wait_for_all();
        ASSERT( t.validate_touches(), NULL );
    }
    T bogus_value(-1);
    T j = bogus_value;
    ASSERT( s.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );
    g.wait_for_all();

    tbb::flow::sequencer_node<T> s1(g, seq_inspector<T>());
    tbb::flow::sequencer_node<T> s2(g, seq_inspector<T>());
    tbb::flow::sequencer_node<T> s3(g, seq_inspector<T>());
    tbb::flow::make_edge( s1, s2 );
    tbb::flow::make_edge( s2, s3 );

    {
        touches<T> t( num_threads );
        tbb::atomic<int> counter;
        counter = 0;
        NativeParallelFor( num_threads, parallel_put_get<T>(s1, s3, num_threads, counter, t) );
        g.wait_for_all();
        t.validate_touches();
    }
    g.wait_for_all();
    ASSERT( s1.try_get( j ) == false, NULL );
    g.wait_for_all();
    ASSERT( s2.try_get( j ) == false, NULL );
    g.wait_for_all();
    ASSERT( s3.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );

    // test copy constructor
    tbb::flow::sequencer_node<T> s_copy(s);
    NativeParallelFor( num_threads, parallel_puts<T>(s_copy, num_threads) );
    for (int i = 0; i < N; ++i) {
        j = bogus_value;
        spin_try_get( s_copy, j );
        ASSERT( i == j, NULL );
    }
    j = bogus_value;
    g.wait_for_all();
    ASSERT( s_copy.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );

    return 0;
}
    void operator()(int tid) const {

        for ( int i = 0; i < N; i+=C ) {
            int j_end = ( N < i + C ) ? N : i + C; 
            // dump about C values into the buffer
            for ( int j = i; j < j_end; ++j ) {
                ASSERT( my_b.try_put( T (N*tid + j ) ) == true, NULL );
            }
            // receiver about C values from the buffer
            for ( int j = i; j < j_end; ++j ) {
                T v;
                spin_try_get( my_b, v );
                my_touches.check( v );
            }
        }
    }
Ejemplo n.º 5
0
    void operator()(int tid) const {
        int i_start = 0;

        while ( (i_start = my_counter.fetch_and_add(C)) < N ) {
            int i_end = ( N < i_start + C ) ? N : i_start + C;
            for (int i = i_start; i < i_end; ++i) {
                bool msg = my_s1.try_put( T(i) );
                ASSERT( msg == true, NULL );
            }

            for (int i = i_start; i < i_end; ++i) {
                T v;
                spin_try_get( my_s2, v );    
                my_touches.check( tid, v );
            }
        }
    }
int test_serial() {
    tbb::graph g;
    T bogus_value(-1);

    tbb::buffer_node<T> b(g);
    tbb::buffer_node<T> b2(g);
    T j = bogus_value;

    //
    // Rejects attempts to add / remove predecessor
    // Rejects request from empty buffer
    //
    ASSERT( b.register_predecessor( b2 ) == false, NULL );
    ASSERT( b.remove_predecessor( b2 ) == false, NULL );
    ASSERT( b.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );

    //
    // Simple puts and gets
    //

    for (int i = 0; i < N; ++i) {
        bool msg = b.try_put( T(i) );
        ASSERT( msg == true, NULL );
    }

    T vsum = T(0);
    for (int i = 0; i < N; ++i) {
        j = bogus_value;
        spin_try_get( b, j );
        vsum += j;
    }
    ASSERT( vsum == (N*(N-1))/2, NULL);
    j = bogus_value;
    g.wait_for_all();
    ASSERT( b.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );

    ASSERT( b.register_successor( b2 ) == true, NULL );

    vsum = T(0);
    for (int i = 0; i < N; ++i) {
        bool msg = b.try_put( T(i) );
        ASSERT( msg == true, NULL );
    }

    for (int i = 0; i < N; ++i) {
        j = bogus_value;
        spin_try_get( b2, j );
        vsum += j;
    }
    ASSERT( vsum == (N*(N-1))/2, NULL);
    j = bogus_value;
    g.wait_for_all();
    ASSERT( b.try_get( j ) == false, NULL );
    g.wait_for_all();
    ASSERT( b2.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );

    ASSERT( b.remove_successor( b2 ) == true, NULL );
    ASSERT( b.try_put( 1 ) == true, NULL );
    g.wait_for_all();
    ASSERT( b2.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );
    g.wait_for_all();
    ASSERT( b.try_get( j ) == true, NULL );
    ASSERT( j == 1, NULL );

    tbb::buffer_node<T> b3(g);
    ASSERT( b.register_successor( b2 ) == true, NULL );
    ASSERT( b2.register_successor( b3 ) == true, NULL );

    vsum = T(0);
    for (int i = 0; i < N; ++i) {
        bool msg = b.try_put( T(i) );
        ASSERT( msg == true, NULL );
    }

    for (int i = 0; i < N; ++i) {
        j = bogus_value;
        spin_try_get( b3, j );
        vsum += j;
    }
    ASSERT( vsum == (N*(N-1))/2, NULL);
    j = bogus_value;
    g.wait_for_all();
    ASSERT( b.try_get( j ) == false, NULL );
    g.wait_for_all();
    ASSERT( b2.try_get( j ) == false, NULL );
    g.wait_for_all();
    ASSERT( b3.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );

    ASSERT( b.remove_successor( b2 ) == true, NULL );
    ASSERT( b.try_put( 1 ) == true, NULL );
    g.wait_for_all();
    ASSERT( b2.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );
    g.wait_for_all();
    ASSERT( b3.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );
    g.wait_for_all();
    ASSERT( b.try_get( j ) == true, NULL );
    ASSERT( j == 1, NULL );

    return 0;
}
int test_parallel(int num_threads) {
    tbb::graph g;
    tbb::buffer_node<T> b(g);
    tbb::buffer_node<T> b2(g);
    tbb::buffer_node<T> b3(g);
    T bogus_value(-1);
    T j = bogus_value;

    NativeParallelFor( num_threads, parallel_puts<T>(b) );

    T *next_value = new T[num_threads];
    for (int tid = 0; tid < num_threads; ++tid) next_value[tid] = T(0);

    for (int i = 0; i < num_threads * N; ++i ) {
        spin_try_get( b, j );
        check_item( next_value, j );
        j = bogus_value;
    }
    for (int tid = 0; tid < num_threads; ++tid)  {
        ASSERT( next_value[tid] == T((N*(N-1))/2), NULL );
    }

    j = bogus_value;
    g.wait_for_all();
    ASSERT( b.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );

    NativeParallelFor( num_threads, parallel_puts<T>(b) );

    {
        touches< T > t( num_threads );
        NativeParallelFor( num_threads, parallel_gets<T>(b, t) );
        g.wait_for_all();
        ASSERT( t.validate_touches(), NULL );
    }
    j = bogus_value;
    ASSERT( b.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );

    g.wait_for_all();
    {
        touches< T > t( num_threads );
        NativeParallelFor( num_threads, parallel_put_get<T>(b, t) );
        g.wait_for_all();
        ASSERT( t.validate_touches(), NULL );
    }
    j = bogus_value;
    ASSERT( b.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );

    ASSERT( b.register_successor( b2 ) == true, NULL );
    ASSERT( b2.register_successor( b3 ) == true, NULL );

    NativeParallelFor( num_threads, parallel_puts<T>(b) );
    {
        touches< T > t( num_threads );
        NativeParallelFor( num_threads, parallel_gets<T>(b3, t) );
        g.wait_for_all();
        ASSERT( t.validate_touches(), NULL );
    }
    j = bogus_value;
    g.wait_for_all();
    ASSERT( b.try_get( j ) == false, NULL );
    g.wait_for_all();
    ASSERT( b2.try_get( j ) == false, NULL );
    g.wait_for_all();
    ASSERT( b3.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );

    return 0;
}
int test_serial() {
    tbb::graph g;
    T bogus_value(-1);

    tbb::queue_node<T> q(g);
    tbb::queue_node<T> q2(g);
    T j = bogus_value;

    //
    // Rejects attempts to add / remove predecessor
    // Rejects request from empty Q
    //
    ASSERT( q.register_predecessor( q2 ) == false, NULL );
    ASSERT( q.remove_predecessor( q2 ) == false, NULL );
    ASSERT( q.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );

    //
    // Simple puts and gets
    //

    for (int i = 0; i < N; ++i) {
        bool msg = q.try_put( T(i) );
        ASSERT( msg == true, NULL );
    }


    for (int i = 0; i < N; ++i) {
        j = bogus_value;
        spin_try_get( q, j );
        ASSERT( i == j, NULL );
    }
    j = bogus_value;
    g.wait_for_all();
    ASSERT( q.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );

    ASSERT( q.register_successor( q2 ) == true, NULL );

    for (int i = 0; i < N; ++i) {
        bool msg = q.try_put( T(i) );
        ASSERT( msg == true, NULL );
    }


    for (int i = 0; i < N; ++i) {
        j = bogus_value;
        spin_try_get( q2, j );
        ASSERT( i == j, NULL );
    }
    j = bogus_value;
    g.wait_for_all();
    ASSERT( q.try_get( j ) == false, NULL );
    g.wait_for_all();
    ASSERT( q2.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );

    ASSERT( q.remove_successor( q2 ) == true, NULL );
    ASSERT( q.try_put( 1 ) == true, NULL );
    g.wait_for_all();
    ASSERT( q2.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );
    g.wait_for_all();
    ASSERT( q.try_get( j ) == true, NULL );
    ASSERT( j == 1, NULL );

    tbb::queue_node<T> q3(g);
    ASSERT( q.register_successor( q2 ) == true, NULL );
    ASSERT( q2.register_successor( q3 ) == true, NULL );

    for (int i = 0; i < N; ++i) {
        bool msg = q.try_put( T(i) );
        ASSERT( msg == true, NULL );
    }

    for (int i = 0; i < N; ++i) {
        j = bogus_value;
        spin_try_get( q3, j );
        ASSERT( i == j, NULL );
    }
    j = bogus_value;
    g.wait_for_all();
    ASSERT( q.try_get( j ) == false, NULL );
    g.wait_for_all();
    ASSERT( q2.try_get( j ) == false, NULL );
    g.wait_for_all();
    ASSERT( q3.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );

    ASSERT( q.remove_successor( q2 ) == true, NULL );
    ASSERT( q.try_put( 1 ) == true, NULL );
    g.wait_for_all();
    ASSERT( q2.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );
    g.wait_for_all();
    ASSERT( q3.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );
    g.wait_for_all();
    ASSERT( q.try_get( j ) == true, NULL );
    ASSERT( j == 1, NULL );

    return 0;
}
int test_parallel(int num_threads) {
    tbb::graph g;
    tbb::queue_node<T> q(g);
    tbb::queue_node<T> q2(g);
    tbb::queue_node<T> q3(g);
    T bogus_value(-1);
    T j = bogus_value;

    NativeParallelFor( num_threads, parallel_puts<T>(q) );

    T *next_value = new T[num_threads];
    for (int tid = 0; tid < num_threads; ++tid) next_value[tid] = T(0);

    for (int i = 0; i < num_threads * N; ++i ) {
        spin_try_get( q, j );
        check_item( next_value, j );
        j = bogus_value;
    }
    for (int tid = 0; tid < num_threads; ++tid)  {
        ASSERT( next_value[tid] == T(N), NULL );
    }

    j = bogus_value;
    g.wait_for_all();
    ASSERT( q.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );

    NativeParallelFor( num_threads, parallel_puts<T>(q) );

    {
        touches< T > t( num_threads );
        NativeParallelFor( num_threads, parallel_gets<T>(q, t) );
        g.wait_for_all();
        ASSERT( t.validate_touches(), NULL );
    }
    j = bogus_value;
    ASSERT( q.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );

    g.wait_for_all();
    {
        touches< T > t2( num_threads );
        NativeParallelFor( num_threads, parallel_put_get<T>(q, t2) );
        g.wait_for_all();
        ASSERT( t2.validate_touches(), NULL );
    }
    j = bogus_value;
    ASSERT( q.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );

    ASSERT( q.register_successor( q2 ) == true, NULL );
    ASSERT( q2.register_successor( q3 ) == true, NULL );

    NativeParallelFor( num_threads, parallel_puts<T>(q) );
    {
        touches< T > t3( num_threads );
        NativeParallelFor( num_threads, parallel_gets<T>(q3, t3) );
        g.wait_for_all();
        ASSERT( t3.validate_touches(), NULL );
    }
    j = bogus_value;
    g.wait_for_all();
    ASSERT( q.try_get( j ) == false, NULL );
    g.wait_for_all();
    ASSERT( q2.try_get( j ) == false, NULL );
    g.wait_for_all();
    ASSERT( q3.try_get( j ) == false, NULL );
    ASSERT( j == bogus_value, NULL );

    return 0;
}
Ejemplo n.º 10
0
int test_serial() {
    tbb::flow::graph g;
    tbb::flow::queue_node<T> q(g);
    tbb::flow::queue_node<T> q2(g);
    {   // destroy the graph after manipulating it, and see if all the items in the buffers
        // have been destroyed before the graph
        Check<T> my_check;  // if check_type< U > count constructions and destructions
        T bogus_value(-1);
        T j = bogus_value;

        //
        // Rejects attempts to add / remove predecessor
        // Rejects request from empty Q
        //
        ASSERT( q.register_predecessor( q2 ) == false, NULL );
        ASSERT( q.remove_predecessor( q2 ) == false, NULL );
        ASSERT( q.try_get( j ) == false, NULL );
        ASSERT( j == bogus_value, NULL );

        //
        // Simple puts and gets
        //

        for (int i = 0; i < N; ++i) {
            bool msg = q.try_put( T(i) );
            ASSERT( msg == true, NULL );
        }


        for (int i = 0; i < N; ++i) {
            j = bogus_value;
            spin_try_get( q, j );
            ASSERT( i == j, NULL );
        }
        j = bogus_value;
        g.wait_for_all();
        ASSERT( q.try_get( j ) == false, NULL );
        ASSERT( j == bogus_value, NULL );

        tbb::flow::make_edge( q, q2 );

        for (int i = 0; i < N; ++i) {
            bool msg = q.try_put( T(i) );
            ASSERT( msg == true, NULL );
        }


        for (int i = 0; i < N; ++i) {
            j = bogus_value;
            spin_try_get( q2, j );
            ASSERT( i == j, NULL );
        }
        j = bogus_value;
        g.wait_for_all();
        ASSERT( q.try_get( j ) == false, NULL );
        g.wait_for_all();
        ASSERT( q2.try_get( j ) == false, NULL );
        ASSERT( j == bogus_value, NULL );

        tbb::flow::remove_edge( q, q2 );
        ASSERT( q.try_put( 1 ) == true, NULL );
        g.wait_for_all();
        ASSERT( q2.try_get( j ) == false, NULL );
        ASSERT( j == bogus_value, NULL );
        g.wait_for_all();
        ASSERT( q.try_get( j ) == true, NULL );
        ASSERT( j == 1, NULL );

        tbb::flow::queue_node<T> q3(g);
        tbb::flow::make_edge( q, q2 );
        tbb::flow::make_edge( q2, q3 );

        for (int i = 0; i < N; ++i) {
            bool msg = q.try_put( T(i) );
            ASSERT( msg == true, NULL );
        }

        for (int i = 0; i < N; ++i) {
            j = bogus_value;
            spin_try_get( q3, j );
            ASSERT( i == j, NULL );
        }
        j = bogus_value;
        g.wait_for_all();
        ASSERT( q.try_get( j ) == false, NULL );
        g.wait_for_all();
        ASSERT( q2.try_get( j ) == false, NULL );
        g.wait_for_all();
        ASSERT( q3.try_get( j ) == false, NULL );
        ASSERT( j == bogus_value, NULL );

        tbb::flow::remove_edge( q,  q2 );
        ASSERT( q.try_put( 1 ) == true, NULL );
        g.wait_for_all();
        ASSERT( q2.try_get( j ) == false, NULL );
        ASSERT( j == bogus_value, NULL );
        g.wait_for_all();
        ASSERT( q3.try_get( j ) == false, NULL );
        ASSERT( j == bogus_value, NULL );
        g.wait_for_all();
        ASSERT( q.try_get( j ) == true, NULL );
        ASSERT( j == 1, NULL );
    }

    return 0;
}