diff options
author | vries <vries@138bc75d-0d04-0410-961f-82ee72b054a4> | 2019-01-12 22:18:39 +0000 |
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committer | vries <vries@138bc75d-0d04-0410-961f-82ee72b054a4> | 2019-01-12 22:18:39 +0000 |
commit | 2e6bfc512718a94f15be3518877663e7586d6d4d (patch) | |
tree | f943d050eaadb87815458fcef2776728bc1b04a2 /libgomp/testsuite | |
parent | 139a2337ff5d98456cd67c20af8d0dc7d453f43a (diff) |
[nvptx] Don't emit barriers for empty loops -- test-cases
Add test-cases for PR85381.
2019-01-12 Tom de Vries <tdevries@suse.de>
PR target/85381
* testsuite/libgomp.oacc-c-c++-common/pr85381-5.c: New test.
* testsuite/libgomp.oacc-c-c++-common/pr85381.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@267893 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libgomp/testsuite')
-rw-r--r-- | libgomp/testsuite/libgomp.oacc-c-c++-common/pr85381-5.c | 24 | ||||
-rw-r--r-- | libgomp/testsuite/libgomp.oacc-c-c++-common/pr85381.c | 18 |
2 files changed, 42 insertions, 0 deletions
diff --git a/libgomp/testsuite/libgomp.oacc-c-c++-common/pr85381-5.c b/libgomp/testsuite/libgomp.oacc-c-c++-common/pr85381-5.c new file mode 100644 index 00000000000..61e7e48f0c9 --- /dev/null +++ b/libgomp/testsuite/libgomp.oacc-c-c++-common/pr85381-5.c @@ -0,0 +1,24 @@ +/* { dg-additional-options "-save-temps" } */ +/* { dg-do run { target openacc_nvidia_accel_selected } } + { dg-skip-if "" { *-*-* } { "*" } { "-O2" } } */ + +#define n 1024 + +int +main (void) +{ + #pragma acc parallel vector_length(128) + { + #pragma acc loop vector + for (int i = 0; i < n; i++) + ; + + #pragma acc loop vector + for (int i = 0; i < n; i++) + ; + } + + return 0; +} + +/* { dg-final { scan-assembler-not "bar.sync" } } */ diff --git a/libgomp/testsuite/libgomp.oacc-c-c++-common/pr85381.c b/libgomp/testsuite/libgomp.oacc-c-c++-common/pr85381.c new file mode 100644 index 00000000000..2864dfcf3cb --- /dev/null +++ b/libgomp/testsuite/libgomp.oacc-c-c++-common/pr85381.c @@ -0,0 +1,18 @@ +/* { dg-additional-options "-save-temps" } */ +/* { dg-do run { target openacc_nvidia_accel_selected } } + { dg-skip-if "" { *-*-* } { "*" } { "-O2" } } */ + +int +main (void) +{ + int v1; + + #pragma acc parallel vector_length (128) + #pragma acc loop vector + for (v1 = 0; v1 < 20; v1 += 2) + ; + + return 0; +} + +/* { dg-final { scan-assembler-not "bar.sync" } } */ |