gcc/testsuite/gcc.dg/tree-prof/pr66295.c

   1 /* { dg-require-ifunc "" } */
   2 /* { dg-skip-if "" { ! { i?86-*-* x86_64-*-* } } } */
   3 /* { dg-require-effective-target avx512f } */
   4 /* { dg-options "-O2" } */
   5
   6 static double bar (double *__restrict, double *__restrict, int)
   7 __attribute__ ((target_clones("avx,avx2,avx512f,default")));
   8
   9 double
  10 foo (double *__restrict a, double *__restrict b, int n)
  11 {
  12   return bar (a,b,n);
  13 }
  14
  15 double
  16 bar (double *__restrict a, double *__restrict b, int n)
  17 {
  18   double s;
  19   int i;
  20   s = 0.0;
  21   for (i=0; i<n; i++)
  22     s += a[i] + b[i];
  23
  24   return s;
  25 }
  26
  27 #define N 5
  28
  29 int main ()
  30 {
  31   double a[N] = {1.2f, 1.2f, 1.2f, 1.2f, 1.2f };
  32   double b[N] = {1.2f, 1.2f, 1.2f, 1.2f, 1.2f };
  33
  34   __builtin_printf ("value: %.5f\n", foo (a, b, N));
  35   return 0;
  36 }