1 files changed, 34 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/sh/sh2a-prefetch.c b/gcc/testsuite/gcc.target/sh/sh2a-prefetch.c
new file mode 100644
index 000000000..e0c9a0d7d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/sh/sh2a-prefetch.c
@@ -0,0 +1,34 @@
+/* Testcase to check generation of a SH2A specific instruction PREF @Rm.  */
+/* { dg-do assemble {target sh*-*-*}}  */
+/* { dg-options "-O0" }  */
+/* { dg-skip-if "" { "sh*-*-*" } "*" "-m2a -m2a-nofpu -m2a-single -m2a-single-only" }  */
+/* { dg-final { scan-assembler "pref"} }  */
+
+void
+opt (void)
+{
+  int *p, wk;
+  int data[100];
+
+  /* data prefetch , instructions hit the cache. */
+
+  __builtin_prefetch (&data[0], 0, 0);
+  __builtin_prefetch (&data[0], 0, 1);
+  __builtin_prefetch (&data[0], 0, 2);
+  __builtin_prefetch (&data[0], 0, 3);
+  __builtin_prefetch (&data[0], 1, 0);
+  __builtin_prefetch (&data[0], 1, 1);
+  __builtin_prefetch (&data[0], 1, 2);
+  __builtin_prefetch (&data[0], 1, 3);
+
+
+  for (p = &data[0]; p < &data[9]; p++)
+    {
+      if (*p > *(p + 1))
+        {
+          wk = *p;
+          *p = *(p + 1);
+          *(p + 1) = wk;
+        }
+    }
+}