diff options
Diffstat (limited to 'tools/memory-model/litmus-tests/LB+ctrlonceonce+mbonceonce.litmus')
| -rw-r--r-- | tools/memory-model/litmus-tests/LB+ctrlonceonce+mbonceonce.litmus | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/tools/memory-model/litmus-tests/LB+ctrlonceonce+mbonceonce.litmus b/tools/memory-model/litmus-tests/LB+ctrlonceonce+mbonceonce.litmus new file mode 100644 index 000000000000..dd5ac3a8974a --- /dev/null +++ b/tools/memory-model/litmus-tests/LB+ctrlonceonce+mbonceonce.litmus @@ -0,0 +1,23 @@ +C LB+ctrlonceonce+mbonceonce + +{} + +P0(int *x, int *y) +{ + int r0; + + r0 = READ_ONCE(*x); + if (r0) + WRITE_ONCE(*y, 1); +} + +P1(int *x, int *y) +{ + int r0; + + r0 = READ_ONCE(*y); + smp_mb(); + WRITE_ONCE(*x, 1); +} + +exists (0:r0=1 /\ 1:r0=1) |