Subversion Repositories HelenOS

Rev

Rev 2071 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 2071 Rev 2082
Line 51... Line 51...
51 
    uint64_t a, b;
 51 
    uint64_t a, b;
52 
 
 52 
 
53 
    do {
 53 
    do {
54 
        a = val->count;
 54 
        a = val->count;
55 
        b = a + i;
 55 
        b = a + i;
56 
        __asm__ volatile ("casx %0, %2, %1\n" : "+m" (*val), "+r" (b) : "r" (a));
 56 
        asm volatile ("casx %0, %2, %1\n" : "+m" (*val), "+r" (b) : "r" (a));
57 
    } while (a != b);
 57 
    } while (a != b);
58 
 
 58 
 
59 
    return a;
 59 
    return a;
60 
}
 60 
}
61 
 
 61