| /* Check offloaded function's attributes and classification for OpenACC |
| serial. */ |
| |
| /* { dg-additional-options "-O2" } |
| { dg-additional-options "-fopt-info-optimized-omp" } |
| { dg-additional-options "-fdump-tree-ompexp" } |
| { dg-additional-options "-fdump-tree-oaccloops" } */ |
| |
| /* { dg-additional-options "-Wopenacc-parallelism" } for testing/documenting |
| aspects of that functionality. */ |
| |
| #define N 1024 |
| |
| extern unsigned int *__restrict a; |
| extern unsigned int *__restrict b; |
| extern unsigned int *__restrict c; |
| |
| void SERIAL () |
| { |
| #pragma acc serial loop copyin (a[0:N], b[0:N]) copyout (c[0:N]) /* { dg-message "optimized: assigned OpenACC gang vector loop parallelism" } */ |
| /* { dg-bogus "warning: region contains gang partitioned code but is not gang partitioned" "TODO 'serial'" { xfail *-*-* } .-1 } |
| { dg-bogus "warning: region contains worker partitioned code but is not worker partitioned" "" { target *-*-* } .-2 } |
| { dg-bogus "warning: region contains vector partitioned code but is not vector partitioned" "TODO 'serial'" { xfail *-*-* } .-3 } |
| TODO Should we really diagnose this if the user explicitly requested 'serial'? |
| TODO Should we instead diagnose ('-Wextra' category?) that the user may enable use of parallelism if replacing 'serial' with 'parallel', if applicable? */ |
| for (unsigned int i = 0; i < N; i++) |
| c[i] = a[i] + b[i]; |
| } |
| |
| /* Check the offloaded function's attributes. |
| { dg-final { scan-tree-dump-times "(?n)__attribute__\\(\\(oacc serial, omp target entrypoint\\)\\)" 1 "ompexp" } } */ |
| |
| /* Check the offloaded function's classification and compute dimensions (will |
| always be 1 x 1 x 1 for non-offloading compilation). |
| { dg-final { scan-tree-dump-times "(?n)Function is OpenACC serial offload" 1 "oaccloops" } } |
| { dg-final { scan-tree-dump-times "(?n)Compute dimensions \\\[1, 1, 1\\\]" 1 "oaccloops" } } |
| { dg-final { scan-tree-dump-times "(?n)__attribute__\\(\\(oacc function \\(1, 1, 1\\), oacc serial, omp target entrypoint\\)\\)" 1 "oaccloops" } } */ |
