https://gcc.gnu.org/g:38958ac987dc3e6162e2ddaba3c7e7f41381e079
commit r14-9472-g38958ac987dc3e6162e2ddaba3c7e7f41381e079
Author: Thomas Schwinge <tschwi...@baylibre.com>
Date: Thu Mar 14 15:01:01 2024 +0100
OpenACC 2.7: front-end support for readonly modifier: Add basic OpenACC
'declare' testing
... to complement commit ddf852dac2abaca317c10b8323f338123b0585c8
"OpenACC 2.7: front-end support for readonly modifier".
gcc/testsuite/
* c-c++-common/goacc/readonly-1.c: Add basic OpenACC 'declare'
testing.
* gfortran.dg/goacc/readonly-1.f90: Likewise.
Diff:
---
gcc/testsuite/c-c++-common/goacc/readonly-1.c | 5 +++++
gcc/testsuite/gfortran.dg/goacc/readonly-1.f90 | 6 ++++++
2 files changed, 11 insertions(+)
diff --git a/gcc/testsuite/c-c++-common/goacc/readonly-1.c
b/gcc/testsuite/c-c++-common/goacc/readonly-1.c
index 34fc92c24d5..300464c92e3 100644
--- a/gcc/testsuite/c-c++-common/goacc/readonly-1.c
+++ b/gcc/testsuite/c-c++-common/goacc/readonly-1.c
@@ -8,12 +8,15 @@ struct S
int a[32], b[32];
#pragma acc declare copyin(readonly: a) copyin(b)
+/* Not visible in 'original' dump; handled via 'offload_vars'. */
int main (void)
{
int x[32], y[32];
struct S s = {x, 0};
+ #pragma acc declare copyin(readonly: x/*[:32]*/, s/*.ptr[:16]*/)
copyin(y/*[:32]*/)
+
#pragma acc parallel copyin(readonly: x[:32], s.ptr[:16]) copyin(y[:32])
{
#pragma acc cache (readonly: x[:32])
@@ -43,6 +46,8 @@ int main (void)
return 0;
}
+/* { dg-final { scan-tree-dump-times "(?n)#pragma acc declare map\\(to:y\\)
map\\(readonly,to:s\\) map\\(readonly,to:x\\)" 1 "original" } } */
+
/* { dg-final { scan-tree-dump-times "(?n)#pragma acc parallel
map\\(to:y\\\[0\\\] \\\[len: \[0-9\]+\\\]\\) .+ map\\(readonly,to:\\*s.ptr
\\\[len: \[0-9\]+\\\]\\) .+ map\\(readonly,to:x\\\[0\\\] \\\[len:
\[0-9\]+\\\]\\)" 1 "original" { target { c } } } } */
/* { dg-final { scan-tree-dump-times "(?n)#pragma acc kernels
map\\(to:y\\\[0\\\] \\\[len: \[0-9\]+\\\]\\) .+ map\\(readonly,to:\\*s.ptr
\\\[len: \[0-9\]+\\\]\\) .+ map\\(readonly,to:x\\\[0\\\] \\\[len:
\[0-9\]+\\\]\\)" 1 "original" { target { c } } } } */
/* { dg-final { scan-tree-dump-times "(?n)#pragma acc serial
map\\(to:y\\\[0\\\] \\\[len: \[0-9\]+\\\]\\) .+ map\\(readonly,to:\\*s.ptr
\\\[len: \[0-9\]+\\\]\\) .+ map\\(readonly,to:x\\\[0\\\] \\\[len:
\[0-9\]+\\\]\\)" 1 "original" { target { c } } } } */
diff --git a/gcc/testsuite/gfortran.dg/goacc/readonly-1.f90
b/gcc/testsuite/gfortran.dg/goacc/readonly-1.f90
index 696ebd08321..fc1e2719e67 100644
--- a/gcc/testsuite/gfortran.dg/goacc/readonly-1.f90
+++ b/gcc/testsuite/gfortran.dg/goacc/readonly-1.f90
@@ -3,6 +3,9 @@
subroutine foo (a, n)
integer :: n, a(:)
integer :: i, b(n), c(n)
+ !!$acc declare copyin(readonly: a(:), b(:n)) copyin(c(:))
+ !$acc declare copyin(readonly: b) copyin(c)
+
!$acc parallel copyin(readonly: a(:), b(:n)) copyin(c(:))
do i = 1,32
!$acc cache (readonly: a(:), b(:n))
@@ -74,6 +77,9 @@ program main
end program main
+! The front end turns OpenACC 'declare' into OpenACC 'data'.
+! { dg-final { scan-tree-dump-times "(?n)#pragma acc data
map\\(readonly,to:\\*b\\) map\\(alloc:b.+ map\\(to:\\*c\\) map\\(alloc:c.+" 1
"original" } }
+! { dg-final { scan-tree-dump-times "(?n)#pragma acc data
map\\(readonly,to:g\\) map\\(to:h\\)" 1 "original" } }
! { dg-final { scan-tree-dump-times "(?n)#pragma acc parallel
map\\(readonly,to:\\*.+ map\\(alloc:a.+ map\\(readonly,to:\\*.+ map\\(alloc:b.+
map\\(to:\\*.+ map\\(alloc:c.+" 1 "original" } }
! { dg-final { scan-tree-dump-times "(?n)#pragma acc parallel
map\\(readonly,to:a.+ map\\(alloc:a.+ map\\(readonly,to:b.+ map\\(alloc:b.+
map\\(to:c.+ map\\(alloc:c.+" 1 "original" } }
! { dg-final { scan-tree-dump-times "(?n)#pragma acc kernels
map\\(readonly,to:\\*.+ map\\(alloc:a.+ map\\(readonly,to:\\*.+ map\\(alloc:b.+
map\\(to:\\*.+ map\\(alloc:c.+" 1 "original" } }
