gcc/testsuite/gcc.dg/sms-4.c

   1 /* Inspired from sbitmap_a_or_b_and_c_cg function in sbitmap.c.  */
   2 /* { dg-do run } */
   3 /* { dg-options "-O2 -fmodulo-sched -fmodulo-sched-allow-regmoves -fdump-rtl-sms" } */
   4
   5 extern void abort (void);
   6
   7 int a[5] = { 0, 1, 0, 0, 0 };
   8 int b[5] = { 0, 1, 0, 1, 0 };
   9 int c[5] = { 0, 0, 1, 1, 0 };
  10 int dst[5] = { 0, 0, 0, 0, 0 };
  11
  12 __attribute__ ((noinline))
  13 void
  14 foo (int size, int *ap, int *bp, int *cp, int *dstp)
  15 {
  16   unsigned int i, n = size;
  17   int changed = 0;
  18
  19   for (i = 0; i < n; i++)
  20     {
  21       const int tmp = *ap++ | (*bp++ & *cp++);
  22       changed |= *dstp ^ tmp;
  23       *dstp++ = tmp;
  24     }
  25
  26   if (changed == 0)
  27     abort ();
  28 }
  29
  30 int
  31 main ()
  32 {
  33   foo (5, a, b, c, dst);
  34   return 0;
  35 }
  36
  37 /* { dg-final { scan-rtl-dump-times "SMS succeeded" 1 "sms" { target spu-*-* powerpc*-*-* } } } */
  38 /* { dg-final { cleanup-rtl-dump "sms" } } */
  39