path: root/src/test/test_spinlock.c

#include "../common/core.h"
#include "../common/atomic.h"
#include "../common/thread.h"
#include "../common/spinlock.h"
#include "../common/showmsg.h"

#include <stdio.h>
#include <stdlib.h>

//
// Simple test for the spinlock implementation to see if it works properly..
//



#define THRC 32 //thread Count 
#define PERINC 100000
#define LOOPS 47


static SPIN_LOCK lock;
static int val = 0;
static volatile int32 done_threads = 0;

static  void *worker(void *p)
{
    register int i;

    for (i = 0; i < PERINC; i++) {
        EnterSpinLock(&lock);
        EnterSpinLock(&lock);

        val++;

        LeaveSpinLock(&lock);
        LeaveSpinLock(&lock);
    }

    InterlockedIncrement(&done_threads);

    return NULL;
}//end: worker()


int do_init(int argc, char **argv)
{
    rAthread t[THRC];
    int j, i;
    int ok;

    ShowStatus("==========\n");
    ShowStatus("TEST: %u Runs,  (%u Threads)\n", LOOPS, THRC);
    ShowStatus("This can take a while\n");
    ShowStatus("\n\n");

    ok =0;
    for (j = 0; j < LOOPS; j++) {
        val = 0;
        done_threads = 0;

        InitializeSpinLock(&lock);


        for (i =0; i < THRC; i++) {
            t[i] = rathread_createEx(worker,  NULL,  1024*512,  RAT_PRIO_NORMAL);
        }


        while (1) {
            if (InterlockedCompareExchange(&done_threads, THRC, THRC) == THRC)
                break;

            rathread_yield();
        }

        FinalizeSpinLock(&lock);

        // Everything fine?
        if (val != (THRC*PERINC)) {
            printf("FAILED! (Result: %u, Expected: %u)\n",  val, (THRC*PERINC));
        } else {
            printf("OK! (Result: %u, Expected: %u)\n", val, (THRC*PERINC));
            ok++;
        }

    }


    if (ok != LOOPS) {
        ShowFatalError("Test failed.\n");
        exit(1);
    } else {
        ShowStatus("Test passed.\n");
        exit(0);
    }


    return 0;
}//end: do_init()


void do_abort()
{
}//end: do_abort()


void set_server_type()
{
    SERVER_TYPE = ATHENA_SERVER_NONE;
}//end: set_server_type()


void do_final()
{
}//end: do_final()


int parse_console(const char *command)
{
    return 0;
}//end: parse_console