| ! Test of gang-private variables declared on loop directive, with broadcasting |
| ! to partitioned workers. |
| |
| ! { dg-do run } |
| |
| ! { dg-additional-options "--param=openacc-kernels=decompose" } |
| |
| ! { dg-additional-options "-fopt-info-omp-all" } |
| ! { dg-additional-options "-foffload=-fopt-info-omp-all" } |
| |
| ! { dg-additional-options "--param=openacc-privatization=noisy" } |
| ! { dg-additional-options "-foffload=--param=openacc-privatization=noisy" } |
| ! Prune a few: uninteresting: |
| ! { dg-prune-output {note: variable 'D\.[0-9]+' declared in block isn't candidate for adjusting OpenACC privatization level: not addressable} } |
| |
| ! It's only with Tcl 8.5 (released in 2007) that "the variable 'varName' |
| ! passed to 'incr' may be unset, and in that case, it will be set to [...]", |
| ! so to maintain compatibility with earlier Tcl releases, we manually |
| ! initialize counter variables: |
| ! { dg-line l_dummy[variable c_compute 0 c_loop_i 0 c_loop_j 0 c_loop_k 0] } |
| ! { dg-message "dummy" "" { target iN-VAl-Id } l_dummy } to avoid |
| ! "WARNING: dg-line var l_dummy defined, but not used". |
| |
| program main |
| integer :: x, i, j, arr(0:32*32) |
| |
| do i = 0, 32*32 -1 |
| arr(i) = i |
| end do |
| |
| !$acc kernels copy(arr) |
| ! { dg-note {forwarded loop nest in OpenACC 'kernels' region to 'parloops' for analysis} {} { target *-*-* } .+1 } |
| !$acc loop gang(num:32) private(x) ! { dg-line l_loop_i[incr c_loop_i] } |
| ! { dg-note {variable 'i' in 'private' clause isn't candidate for adjusting OpenACC privatization level: not addressable} {} { target *-*-* } l_loop_i$c_loop_i } |
| ! { dg-note {variable 'x' in 'private' clause isn't candidate for adjusting OpenACC privatization level: not addressable} {} { target *-*-* } l_loop_i$c_loop_i } |
| do i = 0, 31 |
| x = i * 2; |
| |
| !$acc loop worker(num:32) ! { dg-line l_loop_j[incr c_loop_j] } |
| ! { dg-note {variable 'j' in 'private' clause isn't candidate for adjusting OpenACC privatization level: not addressable} {} { target *-*-* } l_loop_j$c_loop_j } |
| do j = 0, 31 |
| arr(i * 32 + j) = arr(i * 32 + j) + x; |
| end do |
| end do |
| ! { dg-optimized {assigned OpenACC seq loop parallelism} {} { target *-*-* } l_loop_i$c_loop_i } |
| !$acc end kernels |
| |
| do i = 0, 32 * 32 - 1 |
| if (arr(i) .ne. i + (i / 32) * 2) stop 1 |
| end do |
| end program main |