source: tests/concurrent/mutexstmt/locks.cfa@ 33b7d49

#include <mutex_stmt.hfa>
#include <locks.hfa>
#include <stats.hfa>

const unsigned int num_times = 10000;

single_acquisition_lock m1, m2, m3, m4, m5;

thread T_Mutex {};
bool insideFlag = false;
int count = 0;

void main( T_Mutex & this ) {
        for (unsigned int i = 0; i < num_times; i++) {
                mutex ( m1 ) count++;
                mutex ( m1 ) { 
                        assert(!insideFlag);
                        insideFlag = true;
                        assert(insideFlag);
                        insideFlag = false;
                }
        }
}

thread T_Multi {};

void main( T_Multi & this ) {
        for (unsigned int i = 0; i < num_times; i++) {
                mutex ( m1 ) {
                        assert(!insideFlag);
                        insideFlag = true;
                        assert(insideFlag);
                        insideFlag = false;
                }
                mutex ( m1, m2, m3, m4, m5 ) {
                        assert(!insideFlag);
                        insideFlag = true;
                        assert(insideFlag);
                        insideFlag = false;
                }
                mutex ( m3, m1 ) {
                        assert(!insideFlag);
                        insideFlag = true;
                        assert(insideFlag);
                        insideFlag = false;
                }
                mutex ( m1, m2, m4 ) {
                        assert(!insideFlag);
                        insideFlag = true;
                        assert(insideFlag);
                        insideFlag = false;
                }
                mutex ( m1, m3, m4, m5 ) {
                        assert(!insideFlag);
                        insideFlag = true;
                        assert(insideFlag);
                        insideFlag = false;
                }
        }
}

int num_tasks = 10;
int main() {
        processor p[10];

        printf("Start Test: single lock mutual exclusion\n");
        {
                T_Mutex t[10];
        }
        assert(count == num_tasks * num_times);
        printf("End Test: single lock mutual exclusion\n");
        printf("Start Test: multi lock deadlock/mutual exclusion\n");
        {
                T_Multi t[10];
        }
        printf("End Test: multi lock deadlock/mutual exclusion\n");
}