1 files changed, 27 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/sh/cmpstr.c b/gcc-4.9/gcc/testsuite/gcc.target/sh/cmpstr.c
new file mode 100644
index 0000000..4d638cc
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/sh/cmpstr.c
@@ -0,0 +1,27 @@
+/* Check that the __builtin_strcmp function is inlined with cmp/str
+   when optimizing for speed.  */
+/* { dg-do compile }  */
+/* { dg-options "-O2" } */
+/* { dg-skip-if "" { "sh*-*-*" } { "-m5*" } { "" } } */
+/* { dg-final { scan-assembler-not "jmp" } } */
+/* { dg-final { scan-assembler-times "cmp/str" 3 } } */
+/* { dg-final { scan-assembler-times "tst\t#3" 2 } } */
+
+test00 (const char *s1, const char *s2)
+{
+  return __builtin_strcmp (s1, s2);
+}
+
+/* NB: This might change as further optimisation might detect the
+   max length and fallback to cmpstrn.  */
+test01(const char *s2)
+{
+  return __builtin_strcmp ("abc", s2);
+}
+
+/* Check that no test for alignment is needed.  */
+test03(const char *s1, const char *s2)
+{
+  return __builtin_strcmp (__builtin_assume_aligned (s1, 4),
+			   __builtin_assume_aligned (s2, 4));
+}