1 files changed, 27 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/s390/bswaphi-1.c b/gcc/testsuite/gcc.target/s390/bswaphi-1.c
new file mode 100644
index 00000000000..f6be9b42d8c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/s390/bswaphi-1.c
@@ -0,0 +1,27 @@
+/* { dg-do compile } */
+/* { dg-options "-O3 -march=z900 -mzarch" } */
+
+#include <stdint.h>
+
+uint16_t u16;
+
+uint16_t
+foo16a (uint16_t a)
+{
+  return __builtin_bswap16 (a);
+}
+/* { dg-final { scan-assembler-times "lrvr\t%r2,%r\[0-9\]*" 1 } } */
+
+uint16_t
+foo16b ()
+{
+  return __builtin_bswap16 (u16);
+}
+/* { dg-final { scan-assembler-times "lrvh\t%r2,0\\(%r\[0-9\]*\\)" 1 } } */
+
+void
+foo16c (uint16_t a)
+{
+  u16 = __builtin_bswap16 (a);
+}
+/* { dg-final { scan-assembler-times "strvh\t%r2,0\\(%r\[0-9\]*\\)" 1 } } */