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

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -fmodulo-sched -fdump-rtl-sms --param sms-min-sc=1" } */
   3 /* { dg-options "-O2 -fmodulo-sched -fdump-rtl-sms --param sms-min-sc=1 -fmodulo-sched-allow-regmoves" { target powerpc*-*-* } } */
   4
   5 extern void abort (void);
   6
   7 __attribute__ ((noinline))
   8 void foo (int * __restrict__ a, int * __restrict__ b, int * __restrict__ c)
   9 {
  10    int i;
  11    for(i = 0; i < 100; i+=4)
  12      {
  13        a[i] = b[i] * c[i];
  14        a[i+1] = b[i+1] * c[i+1];
  15        a[i+2] = b[i+2] * c[i+2];
  16        a[i+3] = b[i+3] * c[i+3];
  17      }
  18 }
  19
  20
  21 int a[100], b[100], c[100];
  22 int main()
  23 {
  24 #if (__SIZEOF_INT__ <= 2)
  25   int i;
  26   long res;
  27 #else
  28   int i, res;
  29 #endif
  30   for(i = 0; i < 100; i++)
  31     {
  32       b[i] = c[i] = i;
  33     }
  34   foo(a, b, c);
  35
  36   res = 0;
  37   for(i = 0; i < 100; i++)
  38     {
  39       res += a[i];
  40     }
  41   if(res != 328350)
  42     abort();
  43
  44   return 0;
  45 }
  46
  47 /* { dg-final { scan-rtl-dump-times "SMS succeeded" 1 "sms" { target spu-*-* } } } */
  48 /* { dg-final { scan-rtl-dump-times "SMS succeeded" 3 "sms" { target powerpc*-*-* } } } */
  49 /* { dg-final { cleanup-rtl-dump "sms" } } */
  50