libgomp/testsuite/libgomp.c/target-simd-clone-1.c

   1 /* { dg-do link { target { offload_target_amdgcn } } } */
   2 /* { dg-additional-options "-O2 -foffload-options=-fdump-ipa-simdclone-details" } */
   3
   4 /* Test that simd clones for the offload processor are generated for
   5    functions with "declare target" when enabled by default at -O2.  */
   6
   7 #pragma omp declare target
   8 __attribute__ ((__noinline__)) int addit (int a, int b)
   9 {
  10   return a + b;
  11 }
  12
  13 __attribute__ ((__noinline__))
  14 void callit (int *a, int *b, int *c)
  15 {
  16   int i;
  17   #pragma omp for simd
  18   for (i = 0; i < 16; i++)
  19     c[i] = addit (a[i], b[i]);
  20 }
  21 #pragma omp end declare target
  22
  23 int main (void)
  24 {
  25   int aa[16], bb[16], cc[16];
  26   int i;
  27   for (i = 0; i < 16; i++)
  28     {
  29       aa[i] = i;
  30       bb[i] = -i;
  31     }
  32   callit (aa, bb, cc);
  33   for (i = 0; i < 16; i++)
  34     if (cc[i] != 0)
  35       return 1;
  36   return 0;
  37 }
  38
  39 /* Although addit has external linkage, we expect clones to be generated as
  40    for a function with internal linkage.  */
  41
  42 /* { dg-final { scan-offload-ipa-dump "Generated local clone _ZGV.*N.*_addit" "simdclone" } } */
  43 /* { dg-final { scan-offload-ipa-dump "Generated local clone _ZGV.*M.*_addit" "simdclone" } } */