1 files changed, 31 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/vec-args-02.ll b/test/CodeGen/SystemZ/vec-args-02.ll
new file mode 100644
index 000000000000..b6081598326a
--- /dev/null
+++ b/test/CodeGen/SystemZ/vec-args-02.ll
@@ -0,0 +1,31 @@
+; Test the handling of unnamed vector arguments.
+;
+; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s -check-prefix=CHECK-VEC
+; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s -check-prefix=CHECK-STACK
+
+; This routine is called with two named vector argument (passed
+; in %v24 and %v26) and two unnamed vector arguments (passed
+; in the double-wide stack slots at 160 and 176).
+declare void @bar(<4 x i32>, <4 x i32>, ...)
+
+define void @foo() {
+; CHECK-VEC-LABEL: foo:
+; CHECK-VEC-DAG: vrepif %v24, 1
+; CHECK-VEC-DAG: vrepif %v26, 2
+; CHECK-VEC: brasl %r14, bar@PLT
+;
+; CHECK-STACK-LABEL: foo:
+; CHECK-STACK: aghi %r15, -192
+; CHECK-STACK-DAG: vrepif [[REG1:%v[0-9]+]], 3
+; CHECK-STACK-DAG: vst [[REG1]], 160(%r15)
+; CHECK-STACK-DAG: vrepif [[REG2:%v[0-9]+]], 4
+; CHECK-STACK-DAG: vst [[REG2]], 176(%r15)
+; CHECK-STACK: brasl %r14, bar@PLT
+
+  call void (<4 x i32>, <4 x i32>, ...) @bar
+              (<4 x i32> <i32 1, i32 1, i32 1, i32 1>,
+               <4 x i32> <i32 2, i32 2, i32 2, i32 2>,
+               <4 x i32> <i32 3, i32 3, i32 3, i32 3>,
+               <4 x i32> <i32 4, i32 4, i32 4, i32 4>)
+  ret void
+}