aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/tools/memory-model/litmus-tests/WRC+poonceonces+Once.litmus
diff options
context:
space:
mode:
Diffstat (limited to 'tools/memory-model/litmus-tests/WRC+poonceonces+Once.litmus')
-rw-r--r--tools/memory-model/litmus-tests/WRC+poonceonces+Once.litmus27
1 files changed, 27 insertions, 0 deletions
diff --git a/tools/memory-model/litmus-tests/WRC+poonceonces+Once.litmus b/tools/memory-model/litmus-tests/WRC+poonceonces+Once.litmus
new file mode 100644
index 000000000000..f5e7c92f61cc
--- /dev/null
+++ b/tools/memory-model/litmus-tests/WRC+poonceonces+Once.litmus
@@ -0,0 +1,27 @@
+C WRC+poonceonces+Once
+
+{}
+
+P0(int *x)
+{
+ WRITE_ONCE(*x, 1);
+}
+
+P1(int *x, int *y)
+{
+ int r0;
+
+ r0 = READ_ONCE(*x);
+ WRITE_ONCE(*y, 1);
+}
+
+P2(int *x, int *y)
+{
+ int r0;
+ int r1;
+
+ r0 = READ_ONCE(*y);
+ r1 = READ_ONCE(*x);
+}
+
+exists (1:r0=1 /\ 2:r0=1 /\ 2:r1=0)