bhlib-old/main.c

#include <bh/queue.h>
#include <bh/hashmap.h>
#include <bh/thread.h>
#include <stdio.h>
#include <stdint.h>

size_t ptr_hash(const void *item)
{
    return BH_PTR_TO_INT(item);
}

int ptr_equal(const void *lhs, const void *rhs)
{
    return BH_PTR_TO_INT(lhs) - BH_PTR_TO_INT(rhs);
}

void foo()
{
    bh_hashmap_t *hashmap;
    size_t i;
    void *iter;

    hashmap = bh_hashmap_new((bh_equal_cb_t)ptr_equal, (bh_hash_cb_t)ptr_hash);

    for (i = 0; i < 16; i++)
        bh_hashmap_insert(hashmap, (void*)i, (void*)(i * 4));

    iter = bh_hashmap_iter_next(hashmap, NULL);
    while (iter)
    {
        printf("%zu: %zu\n", BH_PTR_TO_INT(bh_hashmap_iter_key(iter)), BH_PTR_TO_INT(bh_hashmap_iter_value(iter)));
        iter = bh_hashmap_iter_next(hashmap, iter);
    }

    bh_hashmap_free(hashmap);
}

int factor(int x)
{
    if (x < 2)
        return 1;

    return factor(x - 1) + factor(x - 2);
}

void factor_task(void *arg)
{
    //printf("Task start\n");
    //fflush(stdout);
    //printf("Factor: %d\n", factor(42));
    //fflush(stdout);
    volatile int i = factor(16);
    
    //printf("Factor: %d\n", factor(15));
}

#include <x86intrin.h>

void bar()
{
    bh_thread_pool_t *pool;
    bh_task_t *task;
    size_t i;
    
    bh_uint64_t start, end;

    //printf("Pool create\n");
    //fflush(stdout);
    pool = bh_thread_pool_new(16);
    if (!pool)
    {
        //printf("Pool creation error\n");
        return;
    }

    //printf("Prepare\n");
    //fflush(stdout);
    
    start = __rdtsc();
    
    for (i = 0; i < 128 * 1024; i++)
    {
        //printf("Task create\n");
        //fflush(stdout);
        task = bh_task_new(factor_task, NULL, BH_THREAD_CLEANUP);
        bh_thread_pool_add(pool, task);
    }
    
    //system("pause");

    bh_thread_pool_wait(pool);
    end = __rdtsc();
    bh_thread_pool_free(pool);
    
    
    
    printf("Elapsed: %llu\n", end - start);
    //system("pause");
}

int main()
{
    bh_queue_t *queue;
    void *iter;
    size_t i, j;

    //foo();

    printf("Thread?\n");
    fflush(stdout);
    bar();
    return 0;

    queue = bh_queue_new();

    for (j = 0; j < 32; j++)
    {
        printf("%zu %zu\n", bh_queue_size(queue), bh_queue_capacity(queue));

        for (i = 0; i < 4; i++)
            bh_queue_insert(queue, (void *)(j * 4 + i));

        printf("%zu %zu\n", bh_queue_size(queue), bh_queue_capacity(queue));

        for (i = 0; i < 2; i++)
            bh_queue_remove(queue);
    }

    printf("%zu %zu\n", bh_queue_size(queue), bh_queue_capacity(queue));

    iter = bh_queue_iter_next(queue, NULL);
    while (iter)
    {
        printf("%d\n", BH_PTR_TO_INT(bh_queue_iter_value(iter)));
        iter = bh_queue_iter_next(queue, iter);
    }

    bh_queue_free(queue);
    return 0;
}