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

   1 /* Inspired from bitmap_or_and function in sbitmap.c.  */
   2 /* { dg-do run } */
   3 /* { dg-options "-O2 -fmodulo-sched -fmodulo-sched-allow-regmoves -fdump-rtl-sms" } */
   4 /* { dg-options "-O2 -fmodulo-sched -fmodulo-sched-allow-regmoves -fdump-rtl-sms --param sms-min-sc=1" { target powerpc*-*-* } } */
   5
   6 extern void abort (void);
   7
   8 int a[5] = { 0, 1, 0, 0, 0 };
   9 int b[5] = { 0, 1, 0, 1, 0 };
  10 int c[5] = { 0, 0, 1, 1, 0 };
  11 int dst[5] = { 0, 0, 0, 0, 0 };
  12
  13 __attribute__ ((noinline))
  14 void
  15 foo (int size, int *ap, int *bp, int *cp, int *dstp)
  16 {
  17   unsigned int i, n = size;
  18   int changed = 0;
  19
  20   for (i = 0; i < n; i++)
  21     {
  22       const int tmp = *ap++ | (*bp++ & *cp++);
  23       changed |= *dstp ^ tmp;
  24       *dstp++ = tmp;
  25     }
  26
  27   if (changed == 0)
  28     abort ();
  29 }
  30
  31 int
  32 main ()
  33 {
  34   foo (5, a, b, c, dst);
  35   return 0;
  36 }
  37
  38 /* { dg-final { scan-rtl-dump-times "SMS succeeded" 1 "sms" { target spu-*-* powerpc*-*-* } } } */
  39 /* { dg-final { cleanup-rtl-dump "sms" } } */
  40