libgomp/testsuite/libgomp.c++/static-aggr-constructor-destructor-2.C

   1 // { dg-do run }
   2 // { dg-additional-options "-fdump-tree-gimple -fdump-tree-optimized" }
   3 // { dg-additional-options -foffload-options=-fdump-tree-optimized { target { offload_target_nvptx || offload_target_amdgcn } } }
   4
   5 // { dg-final { scan-tree-dump-times "omp_is_initial_device" 1 "gimple" } }
   6 // { dg-final { scan-tree-dump-times "_GLOBAL__off_I_v1" 1 "gimple" } }
   7 // { dg-final { scan-tree-dump-times "__omp_target_static_init_and_destruction" 2 "gimple" } }
   8 // { dg-final { scan-tree-dump-times "__attribute__\\(\\(\[^\n\r]*omp declare target nohost" 2 "gimple" } }
   9
  10 // { dg-final { scan-tree-dump-not "omp_is_initial_device" "optimized" } }
  11 // { dg-final { scan-tree-dump-not "__omp_target_static_init_and_destruction" "optimized" } }
  12
  13 // (A) No offloading configured: The symbols aren't present
  14 //     Caveat: They are present with -foffload=disable - or offloading
  15 //     configured but none of the optional offload packages/binaries installed.
  16 //     But the 'offload_target_any' check cannot distinguish those
  17 // { dg-final { scan-tree-dump-not "void _GLOBAL__off_I_v1" "optimized" { target { ! offload_target_any } } } }
  18 // { dg-final { scan-tree-dump-not "__attribute__\\(\\(\[^\n\r]*omp declare target nohost" "optimized" { target { ! offload_target_any } } } }
  19
  20 // (B) With offload configured (and compiling for an offload target)
  21 //     the symbols are present (missed optimization). Hence: FIXME.
  22 // { dg-final { scan-tree-dump-times "void _GLOBAL__off_I_v1" 1 "optimized" { target offload_target_any } } }
  23 // { dg-final { scan-tree-dump-times "__attribute__\\(\\(\[^\n\r]*omp declare target nohost" 1 "optimized" { target offload_target_any } } }
  24
  25
  26 // { dg-final { only_for_offload_target amdgcn-amdhsa scan-offload-tree-dump-not "omp_initial_device;" "optimized" { target offload_target_amdgcn } } }
  27 // { dg-final { only_for_offload_target amdgcn-amdhsa scan-offload-tree-dump "v1\\._x = 5;" "optimized" { target offload_target_amdgcn } } }
  28 // { dg-final { only_for_offload_target nvptx-none scan-offload-tree-dump-not "omp_initial_device;" "optimized" { target offload_target_nvptx } } }
  29 // { dg-final { only_for_offload_target nvptx-none scan-offload-tree-dump "v1\\._x = 5;" "optimized" { target offload_target_nvptx } } }
  30
  31
  32 #include <cassert>
  33
  34 #pragma omp declare target
  35
  36 template<typename T>
  37 struct str {
  38   str(T x) : _x(x) { }
  39   T add(str o) { return _x + o._x; }
  40   T _x;
  41 };
  42
  43 str<long> v1(5);
  44
  45 #pragma omp end declare target
  46
  47 int main()
  48 {
  49   long res = -1;
  50   str<long> v2(2);
  51
  52 #pragma omp target map(from:res)
  53   {
  54     res = v1.add(v2);
  55   }
  56
  57   assert (res == 7);
  58
  59   return 0;
  60 }