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

   1 /* { dg-do run } */
   2 /* { dg-skip-if "" { ! { aarch64*-*-* } } } */
   3 /* { dg-require-effective-target fpic } */
   4 /* { dg-options "-O2 -fmodulo-sched -funroll-loops -fdump-rtl-sms --param sms-min-sc=1 -fmodulo-sched-allow-regmoves -fPIC" } */
   5
   6 extern void abort (void);
   7
   8 int X[1000]={0};
   9 int Y[1000]={0};
  10
  11 extern void abort (void);
  12
  13 __attribute__ ((noinline))
  14 int
  15 foo (int len, long a)
  16 {
  17   int i;
  18   long res = a;
  19
  20   len = 1000;
  21   for (i = 0; i < len; i++)
  22     res += X[i]* Y[i];
  23
  24   if (res != 601)
  25     abort ();
  26
  27 }
  28
  29 int
  30 main ()
  31 {
  32   X[0] = Y[1] = 2;
  33   Y[0] = X[1] = 21;
  34   X[2] = Y[3] = 3;
  35   Y[2] = X[3] = 31;
  36   X[4] = Y[5] = 4;
  37   Y[4] = X[5] = 41;
  38
  39   foo (6, 3);
  40   return 0;
  41 }
  42
  43