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omp-expand.c (expand_omp_for_static_nochunk, [...]): For nowait worksharing loop with conditional lastprivate clause(s)... 

* omp-expand.c (expand_omp_for_static_nochunk,
	expand_omp_for_static_chunk): For nowait worksharing loop with
	conditional lastprivate clause(s), emit GOMP_loop_end_nowait call
	at the end.

	* c-c++-common/gomp/lastprivate-conditional-5.c: New test.

From-SVN: r272956
This commit is contained in:
Jakub Jelinek 2019-07-03 06:51:45 +02:00 committed by Jakub Jelinek
parent 61a02d1e97
commit 1a39b3d3e2
4 changed files with 56 additions and 0 deletions
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7
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2019-07-03 Jakub Jelinek <jakub@redhat.com>
* omp-expand.c (expand_omp_for_static_nochunk,
expand_omp_for_static_chunk): For nowait worksharing loop with
conditional lastprivate clause(s), emit GOMP_loop_end_nowait call
at the end.
2019-07-02 Joern Rennecke <joern.rennecke@riscy-ip.com>
PR testsuite/91065

12
gcc/omp-expand.c
View File

@ -4039,6 +4039,12 @@ expand_omp_for_static_nochunk (struct omp_region *region,
else
gsi_insert_after (&gsi, omp_build_barrier (t), GSI_SAME_STMT);
}
else if (fd->have_pointer_condtemp)
{
tree fn = builtin_decl_explicit (BUILT_IN_GOMP_LOOP_END_NOWAIT);
gcall *g = gimple_build_call (fn, 0);
gsi_insert_after (&gsi, g, GSI_SAME_STMT);
}
gsi_remove (&gsi, true);
/* Connect all the blocks. */
@ -4696,6 +4702,12 @@ expand_omp_for_static_chunk (struct omp_region *region,
else
gsi_insert_after (&gsi, omp_build_barrier (t), GSI_SAME_STMT);
}
else if (fd->have_pointer_condtemp)
{
tree fn = builtin_decl_explicit (BUILT_IN_GOMP_LOOP_END_NOWAIT);
gcall *g = gimple_build_call (fn, 0);
gsi_insert_after (&gsi, g, GSI_SAME_STMT);
}
gsi_remove (&gsi, true);
/* Connect the new blocks. */

4
gcc/testsuite/ChangeLog
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@ -1,3 +1,7 @@
2019-07-03 Jakub Jelinek <jakub@redhat.com>
* c-c++-common/gomp/lastprivate-conditional-5.c: New test.
2019-07-02 Jeff Law <law@redhat.com>
PR tree-optimization/90883

33
gcc/testsuite/c-c++-common/gomp/lastprivate-conditional-5.c Normal file
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@ -0,0 +1,33 @@
/* { dg-do compile } */
/* { dg-options "-O2 -fopenmp -fdump-tree-ompexp" } */
/* { dg-final { scan-tree-dump-times "GOMP_loop_start " 3 "ompexp" } } */
/* { dg-final { scan-tree-dump-times "GOMP_loop_end_nowait " 3 "ompexp" } } */
int r;
void
foo (int *a)
{
#pragma omp for nowait lastprivate(conditional: r)
for (int i = 0; i < 64; ++i)
if (a[i])
r = a[i];
}
void
bar (int *a)
{
#pragma omp for nowait lastprivate(conditional: r) schedule (static, 4)
for (int i = 0; i < 64; ++i)
if (a[i])
r = a[i];
}
void
baz (int *a)
{
#pragma omp for nowait lastprivate(conditional: r) schedule (runtime)
for (int i = 0; i < 64; ++i)
if (a[i])
r = a[i];
}