1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/sh/sh4a-fsrra.c b/gcc/testsuite/gcc.target/sh/sh4a-fsrra.c
new file mode 100644
index 000000000..c8f04e4d2
--- /dev/null
+++ b/gcc/testsuite/gcc.target/sh/sh4a-fsrra.c
@@ -0,0 +1,13 @@
+/* Verify that we generate single-precision square root reciprocal
+   approximate (fsrra) in fast math mode.  */
+/* { dg-do compile { target "sh*-*-*" } } */
+/* { dg-options "-O -ffast-math" } */
+/* { dg-final { scan-assembler "\tfsrra\t" } } */
+
+#if defined __SH4A__ && ! defined __SH4_NOFPU__
+#include <math.h>
+
+float test(float f) { return 1 / sqrtf(f); }
+#else
+asm ("fsrra\t");
+#endif