1 files changed, 22 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/aarch64/vadd_reduc-1.c b/gcc/testsuite/gcc.target/aarch64/vadd_reduc-1.c
new file mode 100644
index 00000000000..271a1c3e8c3
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/vadd_reduc-1.c
@@ -0,0 +1,22 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-O3" } */
+/* { dg-final { check-function-bodies "**" "" "" } } */
+
+#include <arm_neon.h>
+
+typedef int v4si __attribute__ ((vector_size (16)));
+
+/*
+**bar:
+**	...
+**	addv	s0, v0.4s
+**	fmov	w0, s0
+**	lsr	w1, w0, 16
+**	add	w0, w1, w0, uxth
+**	ret
+*/
+int bar (v4si x)
+{
+  unsigned int sum = vaddvq_s32 (x);
+  return (((uint16_t)(sum & 0xffff)) + ((uint32_t)sum >> 16));
+}