From 479f435805a0f9aaf2d70628ff8860c5fa22d663 Mon Sep 17 00:00:00 2001
From: Ralf Corsepius <ralf.corsepius@rtems.org>
Date: Thu, 25 Oct 2012 18:44:27 +0200
Subject: [PATCH] config.gcc (microblaze*-*-rtems*): New target.
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2012-10-25  Ralf Corsépius  <ralf.corsepius@rtems.org>

	* config.gcc (microblaze*-*-rtems*): New target.
	* config/microblaze/rtems.h: New.
	* config/microblaze/t-rtems: New.

From-SVN: r192815
---
 gcc/ChangeLog                 |  6 ++++++
 gcc/config.gcc                |  8 ++++++++
 gcc/config/microblaze/rtems.h | 25 +++++++++++++++++++++++++
 gcc/config/microblaze/t-rtems |  1 +
 4 files changed, 40 insertions(+)
 create mode 100644 gcc/config/microblaze/rtems.h
 create mode 100644 gcc/config/microblaze/t-rtems

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0dde7f8fb42..b9eeeced9df 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2012-10-25  Ralf Corsépius  <ralf.corsepius@rtems.org>
+
+	* config.gcc (microblaze*-*-rtems*): New target.
+	* config/microblaze/rtems.h: New.
+	* config/microblaze/t-rtems: New.
+
 2012-10-25  Jan Hubicka  <jh@suse.cz>
 
 	PR tree-optimize/54980
diff --git a/gcc/config.gcc b/gcc/config.gcc
index 58bbe5451cc..cb67cfc32a7 100644
--- a/gcc/config.gcc
+++ b/gcc/config.gcc
@@ -1727,6 +1727,14 @@ microblaze*-linux*)
 	c_target_objs="${c_target_objs} microblaze-c.o"
 	cxx_target_objs="${cxx_target_objs} microblaze-c.o"
 	;;
+microblaze*-*-rtems*)
+	tm_file="${tm_file} dbxelf.h"
+	tm_file="${tm_file} microblaze/rtems.h rtems.h newlib-stdint.h"
+	c_target_objs="${c_target_objs} microblaze-c.o"
+	cxx_target_objs="${cxx_target_objs} microblaze-c.o"
+	tmake_file="${tmake_file} microblaze/t-microblaze"
+	tmake_file="${tmake_file} t-rtems microblaze/t-rtems"
+        ;;
 microblaze*-*-*)
         tm_file="${tm_file} dbxelf.h"
 	c_target_objs="${c_target_objs} microblaze-c.o"
diff --git a/gcc/config/microblaze/rtems.h b/gcc/config/microblaze/rtems.h
new file mode 100644
index 00000000000..fecf7a295d5
--- /dev/null
+++ b/gcc/config/microblaze/rtems.h
@@ -0,0 +1,25 @@
+/* Definitions for rtems targeting a microblaze using ELF.
+   Copyright (C) 2012 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3, or (at your option)
+any later version.
+
+GCC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+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/>.  */
+
+/* Specify predefined symbols in preprocessor.  */
+
+#define TARGET_OS_CPP_BUILTINS() do {		\
+  builtin_define( "__rtems__" );		\
+  builtin_assert( "system=rtems" );		\
+} while (0)
diff --git a/gcc/config/microblaze/t-rtems b/gcc/config/microblaze/t-rtems
new file mode 100644
index 00000000000..d0c38261aaa
--- /dev/null
+++ b/gcc/config/microblaze/t-rtems
@@ -0,0 +1 @@
+# Custom multilibs for RTEMS
-- 
2.30.2