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-rw-r--r--test/CodeGen/XCore/atomic.ll16
1 files changed, 16 insertions, 0 deletions
diff --git a/test/CodeGen/XCore/atomic.ll b/test/CodeGen/XCore/atomic.ll
new file mode 100644
index 0000000..95fca9a
--- /dev/null
+++ b/test/CodeGen/XCore/atomic.ll
@@ -0,0 +1,16 @@
+; RUN: llc < %s -march=xcore | FileCheck %s
+
+; CHECK-LABEL: atomic_fence
+; CHECK: #MEMBARRIER
+; CHECK: #MEMBARRIER
+; CHECK: #MEMBARRIER
+; CHECK: #MEMBARRIER
+; CHECK: retsp 0
+define void @atomic_fence() nounwind {
+entry:
+ fence acquire
+ fence release
+ fence acq_rel
+ fence seq_cst
+ ret void
+}