xref: /qemu/tests/tcg/alpha/test-ovf.c (revision 63ed851d)
1 #include <unistd.h>
2 
3 static long test_subqv (long a, long b)
4 {
5   long res;
6 
7   asm ("subq/v %1,%2,%0"
8        : "=r" (res) : "r" (a), "r" (b));
9   return res;
10 }
11 static struct {
12   long (*func)(long, long);
13   long a;
14   long b;
15   long r;
16 } vectors[] =
17   {
18     {test_subqv, 0, 0x7d54000, 0xfffffffff82ac000L}
19   };
20 
21 int main (void)
22 {
23   int i;
24 
25   for (i = 0; i < sizeof (vectors)/sizeof(vectors[0]); i++)
26     if ((*vectors[i].func)(vectors[i].a, vectors[i].b) != vectors[i].r) {
27       write(1, "Failed\n", 7);
28     }
29   write(1, "OK\n", 3);
30   return 0;
31 }
32