Preparation of nds32-pipelines-auxiliary.c module for future implementation.

gcc/
	* config/nds32/nds32-pipelines-auxiliary.c: Add comment to describe
	the purpose of this file.

Co-Authored-By: Ling-Hua Tseng <uranus@tinlans.org>

From-SVN: r212285

gcc/ChangeLog

 2014-07-04  Chung-Ju Wu  <jasonwucj@gmail.com>
+	    Ling-Hua Tseng  <uranus@tinlans.org>
+
+	* config/nds32/nds32-pipelines-auxiliary.c: Add comment to describe
+	the purpose of this file.
+
+2014-07-04  Chung-Ju Wu  <jasonwucj@gmail.com>
 	    Kito Cheng  <kito@0xlab.org>
 	    Monk Chiang  <sh.chiang04@gmail.com>
 

gcc/config/nds32/nds32-pipelines-auxiliary.c

@@ -18,3 +18,44 @@
    You should have received a copy of the GNU General Public License
    along with GCC; see the file COPYING3.  If not see
    <http://www.gnu.org/licenses/>.  */
+
+/* ------------------------------------------------------------------------ */
+
+#include "config.h"
+#include "system.h"
+#include "coretypes.h"
+#include "tm.h"
+#include "tree.h"
+#include "stor-layout.h"
+#include "varasm.h"
+#include "calls.h"
+#include "rtl.h"
+#include "regs.h"
+#include "hard-reg-set.h"
+#include "insn-config.h"	/* Required by recog.h.  */
+#include "conditions.h"
+#include "output.h"
+#include "insn-attr.h"		/* For DFA state_t.  */
+#include "insn-codes.h"		/* For CODE_FOR_xxx.  */
+#include "reload.h"		/* For push_reload().  */
+#include "flags.h"
+#include "function.h"
+#include "expr.h"
+#include "recog.h"
+#include "diagnostic-core.h"
+#include "df.h"
+#include "tm_p.h"
+#include "tm-constrs.h"
+#include "optabs.h"		/* For GEN_FCN.  */
+#include "target.h"
+#include "target-def.h"
+#include "langhooks.h"		/* For add_builtin_function().  */
+#include "ggc.h"
+#include "builtins.h"
+
+/* ------------------------------------------------------------------------ */
+
+/* This file is prepared for future implementation of precise
+   pipeline description for nds32 target.  */
+
+/* ------------------------------------------------------------------------ */