#include <stdio.h>

#include "ucore/atomic.h"
UC_ATOMIC(unsigned int) i;


unsigned int get_i(void)
{
    return UC_ATOMIC_GET(&i);
}

unsigned int inc_i(void)
{
    return UC_ATOMIC_INC(&i);
}

unsigned int dec_i(void)
{
    return UC_ATOMIC_DEC(&i);
}

unsigned int sub_i(unsigned int v)
{
    return UC_ATOMIC_SUB(&i, v);
}

unsigned int add_i(unsigned int v)
{
    return UC_ATOMIC_ADD(&i, v);
}

unsigned int get_i_membar()
{
    unsigned int r;
    UC_MEM_BARRIER();
    r = i;
    UC_MEM_BARRIER();

    return r;
}

unsigned int get_i_compbar()
{
    unsigned int r;
    UC_COMPILER_BARRIER();
    r = i;
    UC_COMPILER_BARRIER();

    return r;
}


int main(int argc, char *argv[])
{
    printf("i: %u\n", get_i());
    inc_i();
    printf("i: %u\n", get_i());
    inc_i();
    dec_i();
    printf("i: %u\n", get_i());
    add_i(100);
    printf("i: %u\n", get_i());
    sub_i(50);
    printf("i: %u\n", get_i_membar());


    return 0;
}