aarch64.c (exynosm1_tunings): Enable the Newton series for reciprocal square root in Exynos M1.

        * gcc/config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
        series for reciprocal square root in Exynos M1.

From-SVN: r233646

gcc/ChangeLog

+2016-02-23  Evandro Menezes  <e.menezes@samsung.com>
+
+        * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
+        series for reciprocal square root in Exynos M1.
+
 2016-02-23  Martin Sebor  <msebor@redhat.com>
 
 	PR c/69759

gcc/config/aarch64/aarch64.c

@@ -538,7 +538,7 @@ static const struct tune_params exynosm1_tunings =
   48,	/* max_case_values.  */
   64,	/* cache_line_size.  */
   tune_params::AUTOPREFETCHER_OFF, /* autoprefetcher_model.  */
-  (AARCH64_EXTRA_TUNE_NONE) /* tune_flags.  */
+  (AARCH64_EXTRA_TUNE_RECIP_SQRT) /* tune_flags.  */
 };
 
 static const struct tune_params thunderx_tunings =