1 files changed, 18 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/call-01.ll b/test/CodeGen/SystemZ/call-01.ll
new file mode 100644
index 0000000000..1b9172bdd8
--- /dev/null
+++ b/test/CodeGen/SystemZ/call-01.ll
@@ -0,0 +1,18 @@
+; Test direct calls.
+;
+; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
+
+declare i64 @bar()
+
+; We must allocate 160 bytes for the callee and save and restore %r14.
+define i64 @f1() {
+; CHECK: f1:
+; CHECK: stmg %r14, %r15, 112(%r15)
+; CHECK: aghi %r15, -160
+; CHECK: brasl %r14, bar@PLT
+; CHECK: lmg %r14, %r15, 272(%r15)
+; CHECK: br %r14
+  %ret = call i64 @bar()
+  %inc = add i64 %ret, 1
+  ret i64 %inc
+}