This is the mail archive of the gcc@gcc.gnu.org mailing list for the GCC project.

Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Add microblaze-*-rtems*

This patch adds the microblaze-*-rtems* target to gcc.
OK to apply?

2012-05-07 Joel Sherrill <joel.sherrill@oarcorp.com>

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

--
Joel Sherrill, Ph.D.             Director of Research&   Development
joel.sherrill@OARcorp.com        On-Line Applications Research
Ask me about RTEMS: a free RTOS  Huntsville AL 35805
    Support Available             (256) 722-9985


Index: gcc/config.gcc
===================================================================
--- gcc/config.gcc	(revision 187223)
+++ gcc/config.gcc	(working copy)
@@ -1700,6 +1700,12 @@
 	c_target_objs="${c_target_objs} microblaze-c.o"
 	cxx_target_objs="${cxx_target_objs} microblaze-c.o"
 	;;
+microblaze-*-rtems*)
+	tm_file="${tm_file} dbxelf.h microblaze/rtems.h rtems.h newlib-stdint.h"
+	c_target_objs="${c_target_objs} microblaze-c.o"
+	cxx_target_objs="${cxx_target_objs} microblaze-c.o"
+        tmake_file="${tmake_file} microblaze/t-microblaze t-rtems"
+	;;
 microblaze*-*-*)
         tm_file="${tm_file} dbxelf.h"
 	c_target_objs="${c_target_objs} microblaze-c.o"
Index: gcc/config/microblaze/rtems.h
===================================================================
--- gcc/config/microblaze/rtems.h	(revision 0)
+++ gcc/config/microblaze/rtems.h	(revision 0)
@@ -0,0 +1,42 @@
+/* Definitions for rtems targeting a Microblaze using ELF.
+   Copyright (C) 2012 Free Software Foundation, Inc.
+   Contributed by Joel Sherrill (joel@OARcorp.com).
+
+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/>.  */
+
+/* Target OS builtins.  */
+#undef TARGET_OS_CPP_BUILTINS
+#define TARGET_OS_CPP_BUILTINS()		\
+  do						\
+    {						\
+	builtin_define ("__rtems__");		\
+	builtin_assert ("system=rtems");	\
+    }						\
+  while (0)
+
+/* Use the default */
+#undef LINK_GCC_C_SEQUENCE_SPEC
+
+/* Extra switches sometimes passed to the linker.  */
+/* -xl-mode-xmdstub translated to -Zxl-mode-xmdstub -- deprecated.  */
+/* RTEMS: Remove use of xilinx.ld but keep other parts for compatibility */
+#undef LINK_SPEC
+#define LINK_SPEC "%{shared:-shared} -N -relax \
+  %{Zxl-mode-xmdstub:-defsym _TEXT_START_ADDR=0x800} \
+  %{mxl-mode-xmdstub:-defsym _TEXT_START_ADDR=0x800} \
+  %{mxl-gp-opt:%{G*}} %{!mxl-gp-opt: -G 0}"
+
Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]