libgomp/testsuite/libgomp.oacc-c-c++-common/f-asyncwait-2.c

   1 /* { dg-do run } */
   2
   3 /* Based on '../libgomp.oacc-fortran/asyncwait-2.f90'.  */
   4
   5 /* { dg-additional-options "--param=openacc-kernels=decompose" } */
   6
   7 /* { dg-additional-options "-fopt-info-all-omp" }
   8    { dg-additional-options "-foffload=-fopt-info-all-omp" } */
   9
  10 /* { dg-additional-options "--param=openacc-privatization=noisy" }
  11    { dg-additional-options "-foffload=--param=openacc-privatization=noisy" }
  12    Prune a few: uninteresting, and potentially varying depending on GCC configuration (data types):
  13    { dg-prune-output {note: variable '[Di]\.[0-9]+' declared in block isn't candidate for adjusting OpenACC privatization level: not addressable} } */
  14
  15 /* It's only with Tcl 8.5 (released in 2007) that "the variable 'varName'
  16    passed to 'incr' may be unset, and in that case, it will be set to [...]",
  17    so to maintain compatibility with earlier Tcl releases, we manually
  18    initialize counter variables:
  19    { dg-line l_dummy[variable c_compute 0 c_loop_i 0] }
  20    { dg-message "dummy" "" { target iN-VAl-Id } l_dummy } to avoid
  21    "WARNING: dg-line var l_dummy defined, but not used".  */
  22
  23 #include <stdlib.h>
  24
  25 #define N 64
  26
  27 int *a, *b, *c;
  28
  29 int
  30 main (void)
  31 {
  32   a = (int *)malloc (N * sizeof (*a));
  33   b = (int *)malloc (N * sizeof (*b));
  34   c = (int *)malloc (N * sizeof (*c));
  35
  36 #pragma acc parallel copy (a[0:N]) async (0) /* { dg-line l_compute[incr c_compute] } */
  37   /* { dg-note {variable 'i' declared in block isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } l_compute$c_compute } */
  38 #pragma acc loop /* { dg-line l_loop_i[incr c_loop_i] } */
  39   /* { dg-note {variable 'i' in 'private' clause isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } l_loop_i$c_loop_i } */
  40   /* { dg-optimized "assigned OpenACC gang vector loop parallelism" "" { target *-*-* } l_loop_i$c_loop_i } */
  41   for (int i = 0; i < N; ++i)
  42     a[i] = 1;
  43
  44 #pragma acc parallel copy (b[0:N]) async (1) /* { dg-line l_compute[incr c_compute] } */
  45   /* { dg-note {variable 'i' declared in block isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } l_compute$c_compute } */
  46 #pragma acc loop /* { dg-line l_loop_i[incr c_loop_i] } */
  47   /* { dg-note {variable 'i' in 'private' clause isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } l_loop_i$c_loop_i } */
  48   /* { dg-optimized "assigned OpenACC gang vector loop parallelism" "" { target *-*-* } l_loop_i$c_loop_i } */
  49   for (int i = 0; i < N; ++i)
  50     b[i] = 1;
  51
  52 #pragma acc parallel copy (a[0:N], b[0:N], c[0:N]) wait (0, 1) /* { dg-line l_compute[incr c_compute] } */
  53   /* { dg-note {variable 'i' declared in block isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } l_compute$c_compute } */
  54 #pragma acc loop /* { dg-line l_loop_i[incr c_loop_i] } */
  55   /* { dg-note {variable 'i' in 'private' clause isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } l_loop_i$c_loop_i } */
  56   /* { dg-optimized "assigned OpenACC gang vector loop parallelism" "" { target *-*-* } l_loop_i$c_loop_i } */
  57   for (int i = 0; i < N; ++i)
  58     c[i] = a[i] + b[i];
  59
  60   for (int i = 0; i < N; ++i)
  61     if (c[i] != 2)
  62       abort ();
  63
  64 #if 1
  65 #pragma acc kernels copy (a[0:N]) async (0) /* { dg-line l_compute[incr c_compute] } */
  66   /* { dg-note {variable 'a\.[0-9]+' declared in block isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } l_compute$c_compute } */
  67 #pragma acc loop /* { dg-line l_loop_i[incr c_loop_i] } */
  68   /* { dg-note {forwarded loop nest in OpenACC 'kernels' region to 'parloops' for analysis} {} { target *-*-* } l_loop_i$c_loop_i } */
  69   /* { dg-note {variable 'i' declared in block isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } l_loop_i$c_loop_i } */
  70   /* { dg-note {variable 'i' in 'private' clause isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } l_loop_i$c_loop_i } */
  71   /* { dg-optimized "assigned OpenACC seq loop parallelism" "" { target *-*-* } l_loop_i$c_loop_i } */
  72   for (int i = 0; i < N; ++i)
  73     a[i] = 1;
  74
  75 #pragma acc kernels copy (b[0:N]) async (1) /* { dg-line l_compute[incr c_compute] } */
  76   /* { dg-note {variable 'b\.[0-9]+' declared in block isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } l_compute$c_compute } */
  77 #pragma acc loop /* { dg-line l_loop_i[incr c_loop_i] } */
  78   /* { dg-note {forwarded loop nest in OpenACC 'kernels' region to 'parloops' for analysis} {} { target *-*-* } l_loop_i$c_loop_i } */
  79   /* { dg-note {variable 'i' declared in block isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } l_loop_i$c_loop_i } */
  80   /* { dg-note {variable 'i' in 'private' clause isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } l_loop_i$c_loop_i } */
  81   /* { dg-optimized "assigned OpenACC seq loop parallelism" "" { target *-*-* } l_loop_i$c_loop_i } */
  82   for (int i = 0; i < N; ++i)
  83     b[i] = 1;
  84
  85 #pragma acc kernels copy (a[0:N], b[0:N], c[0:N]) wait (0, 1) /* { dg-line l_compute[incr c_compute] } */
  86   /* { dg-note {variable 'a\.[0-9]+' declared in block isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } l_compute$c_compute } */
  87   /* { dg-note {variable 'b\.[0-9]+' declared in block isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } l_compute$c_compute } */
  88   /* { dg-note {variable 'c\.[0-9]+' declared in block isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } l_compute$c_compute } */
  89 #pragma acc loop /* { dg-line l_loop_i[incr c_loop_i] } */
  90   /* { dg-note {forwarded loop nest in OpenACC 'kernels' region to 'parloops' for analysis} {} { target *-*-* } l_loop_i$c_loop_i } */
  91   /* { dg-note {variable 'i' declared in block isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } l_loop_i$c_loop_i } */
  92   /* { dg-note {variable 'i' in 'private' clause isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } l_loop_i$c_loop_i } */
  93   /* { dg-optimized "assigned OpenACC seq loop parallelism" "" { target *-*-* } l_loop_i$c_loop_i } */
  94   for (int i = 0; i < N; ++i)
  95     c[i] = a[i] + b[i];
  96
  97   for (int i = 0; i < N; ++i)
  98     if (c[i] != 2)
  99       abort ();
 100 #endif
 101
 102   free (a);
 103   free (b);
 104   free (c);
 105 }