gcc/testsuite/gcc.dg/sms-12.c

   1 /* { dg-do run } */
   2 /* { dg-skip-if "" { ! { aarch64*-*-* } } } */
   3 /* { dg-options "-O2 -fmodulo-sched -funroll-loops -fdump-rtl-sms --param sms-min-sc=1 -fmodulo-sched-allow-regmoves -fPIC" } */
   4
   5 extern void abort (void);
   6
   7 int X[1000]={0};
   8 int Y[1000]={0};
   9
  10 extern void abort (void);
  11
  12 __attribute__ ((noinline))
  13 int
  14 foo (int len, long a)
  15 {
  16   int i;
  17   long res = a;
  18
  19   len = 1000;
  20   for (i = 0; i < len; i++)
  21     res += X[i]* Y[i];
  22
  23   if (res != 601)
  24     abort ();
  25
  26 }
  27
  28 int
  29 main ()
  30 {
  31   X[0] = Y[1] = 2;
  32   Y[0] = X[1] = 21;
  33   X[2] = Y[3] = 3;
  34   Y[2] = X[3] = 31;
  35   X[4] = Y[5] = 4;
  36   Y[4] = X[5] = 41;
  37
  38   foo (6, 3);
  39   return 0;
  40 }
  41
  42