1 files changed, 20 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/powerpc/vsx-vrsave.c b/gcc/testsuite/gcc.target/powerpc/vsx-vrsave.c
new file mode 100644
index 00000000000..83125f67fcc
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/vsx-vrsave.c
@@ -0,0 +1,20 @@
+/* { dg-do compile { target { powerpc*-*-* } } } */
+/* { dg-skip-if "" { powerpc*-*-darwin* } { "*" } { "" } } */
+/* { dg-require-effective-target powerpc_vsx_ok } */
+/* { dg-options "-O2 -mcpu=power7" } */
+/* { dg-final { scan-assembler-times "mtvrsave" 2 } } */
+
+/* Check whether VRSAVE is set to non-zero if VSX vector operations were
+   used, but it should not be set if there are no vector operations.  */
+
+void
+generates_vrsave (vector double *a, vector double *b, vector double *c)
+{
+  *a = *b + *c;
+}
+
+void
+no_vrsave (double *a, double *b, double *c)
+{
+  *a = *b + *c;
+}