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-rw-r--r--test/CodeGen/ARM/v8m-tail-call.ll23
1 files changed, 23 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/v8m-tail-call.ll b/test/CodeGen/ARM/v8m-tail-call.ll
new file mode 100644
index 0000000000000..2c2c795838ff4
--- /dev/null
+++ b/test/CodeGen/ARM/v8m-tail-call.ll
@@ -0,0 +1,23 @@
+; RUN: llc %s -o - -mtriple=thumbv8m.base | FileCheck %s
+
+define void @test() {
+; CHECK-LABEL: test:
+entry:
+ %call = tail call i32 @foo()
+ %tail = tail call i32 @foo()
+ ret void
+; CHECK: bl foo
+; CHECK: bl foo
+; CHECK-NOT: b foo
+}
+
+define void @test2() {
+; CHECK-LABEL: test2:
+entry:
+ %tail = tail call i32 @foo()
+ ret void
+; CHECK: b foo
+; CHECK-NOT: bl foo
+}
+
+declare i32 @foo()