gcc/testsuite/gcc.dg/sms-6.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -fmodulo-sched -fdump-rtl-sms" } */
   3
   4 extern void abort (void);
   5
   6 __attribute__ ((noinline))
   7 void foo (int * __restrict__ a, int * __restrict__ b, int * __restrict__ c)
   8 {
   9    int i;
  10    for(i = 0; i < 100; i+=4)
  11      {
  12        a[i] = b[i] * c[i];
  13        a[i+1] = b[i+1] * c[i+1];
  14        a[i+2] = b[i+2] * c[i+2];
  15        a[i+3] = b[i+3] * c[i+3];
  16      }
  17 }
  18
  19
  20 int a[100], b[100], c[100];
  21 int main()
  22 {
  23 #if (__SIZEOF_INT__ <= 2)
  24   int i;
  25   long res;
  26 #else
  27   int i, res;
  28 #endif
  29   for(i = 0; i < 100; i++)
  30     {
  31       b[i] = c[i] = i;
  32     }
  33   foo(a, b, c);
  34
  35   res = 0;
  36   for(i = 0; i < 100; i++)
  37     {
  38       res += a[i];
  39     }
  40   if(res != 328350)
  41     abort();
  42
  43   return 0;
  44 }
  45
  46 /* { dg-final { scan-rtl-dump-times "SMS succeeded" 1 "sms"  { target spu-*-* } } } */
  47 /* { dg-final { scan-rtl-dump-times "SMS succeeded" 3  "sms" { target powerpc*-*-* } } } */
  48 /* { dg-final { cleanup-rtl-dump "sms" } } */
  49