This patch should be applied to GCC 4.9 and mainline. I do not have
write access, so in case this gets approved, please commit it for me.
gcc/ChangeLog
2014-06-26 Sebastian Huber <sebastian.hu...@embedded-brains.de>
* config.gcc (nios2-*-*): Add RTEMS support.
* config/nios2/rtems.h: New file.
* config/nios2/t-rtems: Likewise.
---
gcc/config.gcc | 4 ++
gcc/config/nios2/rtems.h | 30 ++++++++++
gcc/config/nios2/t-rtems | 133 ++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 167 insertions(+), 0 deletions(-)
create mode 100644 gcc/config/nios2/rtems.h
create mode 100644 gcc/config/nios2/t-rtems
diff --git a/gcc/config.gcc b/gcc/config.gcc
index 63e1222..6174375 100644
--- a/gcc/config.gcc
+++ b/gcc/config.gcc
@@ -2156,6 +2156,10 @@ nios2-*-*)
tm_file="${tm_file} newlib-stdint.h nios2/elf.h"
extra_options="${extra_options} nios2/elf.opt"
;;
+ nios2-*-rtems*)
+ tm_file="${tm_file} rtems.h nios2/rtems.h newlib-stdint.h"
+ tmake_file="${tmake_file} nios2/t-rtems"
+ ;;
esac
;;
pdp11-*-*)
diff --git a/gcc/config/nios2/rtems.h b/gcc/config/nios2/rtems.h
new file mode 100644
index 0000000..1028048
--- /dev/null
+++ b/gcc/config/nios2/rtems.h
@@ -0,0 +1,30 @@
+/* Definitions of RTEMS target support for Altera Nios II.
+ Copyright (C) 2014 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/>. */
+
+#define TARGET_LINUX_ABI 0
+
+#undef TARGET_OS_CPP_BUILTINS
+#define TARGET_OS_CPP_BUILTINS() \
+ do \
+ { \
+ builtin_define ("__rtems__"); \
+ builtin_define ("__USE_INIT_FINI__"); \
+ builtin_assert ("system=rtems"); \
+ } \
+ while (false)
diff --git a/gcc/config/nios2/t-rtems b/gcc/config/nios2/t-rtems
new file mode 100644
index 0000000..f95fa3c
--- /dev/null
+++ b/gcc/config/nios2/t-rtems
@@ -0,0 +1,133 @@
+# Custom RTEMS multilibs
+
+MULTILIB_OPTIONS = mhw-mul mhw-mulx mhw-div mcustom-fadds=253
mcustom-fdivs=255 mcustom-fmuls=252 mcustom-fsubs=254
+
+# Enumeration of multilibs
+
+# MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-mulx/mhw-div/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-mulx/mhw-div/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-mulx/mhw-div/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-mulx/mhw-div/mcustom-fadds=253/mcustom-fdivs=255
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-mulx/mhw-div/mcustom-fadds=253/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-mulx/mhw-div/mcustom-fadds=253/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-mulx/mhw-div/mcustom-fadds=253/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-mulx/mhw-div/mcustom-fadds=253
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-mulx/mhw-div/mcustom-fdivs=255/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-mulx/mhw-div/mcustom-fdivs=255/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-mulx/mhw-div/mcustom-fdivs=255/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-mulx/mhw-div/mcustom-fdivs=255
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-mulx/mhw-div/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-mulx/mhw-div/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-mulx/mhw-div/mcustom-fsubs=254
+# MULTILIB_EXCEPTIONS += mhw-mul/mhw-mulx/mhw-div
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-mulx/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-mulx/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-mulx/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-mulx/mcustom-fadds=253/mcustom-fdivs=255
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-mulx/mcustom-fadds=253/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-mulx/mcustom-fadds=253/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-mulx/mcustom-fadds=253/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-mulx/mcustom-fadds=253
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-mulx/mcustom-fdivs=255/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-mulx/mcustom-fdivs=255/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-mulx/mcustom-fdivs=255/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-mulx/mcustom-fdivs=255
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-mulx/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-mulx/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-mulx/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-mulx
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-div/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-div/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-div/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-div/mcustom-fadds=253/mcustom-fdivs=255
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-div/mcustom-fadds=253/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-div/mcustom-fadds=253/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-div/mcustom-fadds=253/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-div/mcustom-fadds=253
+MULTILIB_EXCEPTIONS +=
mhw-mul/mhw-div/mcustom-fdivs=255/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-div/mcustom-fdivs=255/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-div/mcustom-fdivs=255/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-div/mcustom-fdivs=255
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-div/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-div/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-div/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mhw-div
+MULTILIB_EXCEPTIONS +=
mhw-mul/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS +=
mhw-mul/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS +=
mhw-mul/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mcustom-fadds=253/mcustom-fdivs=255
+MULTILIB_EXCEPTIONS +=
mhw-mul/mcustom-fadds=253/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mcustom-fadds=253/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-mul/mcustom-fadds=253/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mcustom-fadds=253
+MULTILIB_EXCEPTIONS +=
mhw-mul/mcustom-fdivs=255/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mcustom-fdivs=255/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-mul/mcustom-fdivs=255/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mcustom-fdivs=255
+MULTILIB_EXCEPTIONS += mhw-mul/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mul/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-mul/mcustom-fsubs=254
+# MULTILIB_EXCEPTIONS += mhw-mul
+MULTILIB_EXCEPTIONS +=
mhw-mulx/mhw-div/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS +=
mhw-mulx/mhw-div/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS +=
mhw-mulx/mhw-div/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mulx/mhw-div/mcustom-fadds=253/mcustom-fdivs=255
+MULTILIB_EXCEPTIONS +=
mhw-mulx/mhw-div/mcustom-fadds=253/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mulx/mhw-div/mcustom-fadds=253/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-mulx/mhw-div/mcustom-fadds=253/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mulx/mhw-div/mcustom-fadds=253
+MULTILIB_EXCEPTIONS +=
mhw-mulx/mhw-div/mcustom-fdivs=255/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mulx/mhw-div/mcustom-fdivs=255/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-mulx/mhw-div/mcustom-fdivs=255/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mulx/mhw-div/mcustom-fdivs=255
+MULTILIB_EXCEPTIONS += mhw-mulx/mhw-div/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mulx/mhw-div/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-mulx/mhw-div/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mulx/mhw-div
+MULTILIB_EXCEPTIONS +=
mhw-mulx/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS +=
mhw-mulx/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS +=
mhw-mulx/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mulx/mcustom-fadds=253/mcustom-fdivs=255
+MULTILIB_EXCEPTIONS +=
mhw-mulx/mcustom-fadds=253/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mulx/mcustom-fadds=253/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-mulx/mcustom-fadds=253/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mulx/mcustom-fadds=253
+MULTILIB_EXCEPTIONS +=
mhw-mulx/mcustom-fdivs=255/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mulx/mcustom-fdivs=255/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-mulx/mcustom-fdivs=255/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mulx/mcustom-fdivs=255
+MULTILIB_EXCEPTIONS += mhw-mulx/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mulx/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-mulx/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-mulx
+MULTILIB_EXCEPTIONS +=
mhw-div/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS +=
mhw-div/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS +=
mhw-div/mcustom-fadds=253/mcustom-fdivs=255/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-div/mcustom-fadds=253/mcustom-fdivs=255
+MULTILIB_EXCEPTIONS +=
mhw-div/mcustom-fadds=253/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-div/mcustom-fadds=253/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-div/mcustom-fadds=253/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-div/mcustom-fadds=253
+MULTILIB_EXCEPTIONS +=
mhw-div/mcustom-fdivs=255/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-div/mcustom-fdivs=255/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-div/mcustom-fdivs=255/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-div/mcustom-fdivs=255
+MULTILIB_EXCEPTIONS += mhw-div/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-div/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mhw-div/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mhw-div
+MULTILIB_EXCEPTIONS +=
mcustom-fadds=253/mcustom-fdivs=255/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mcustom-fadds=253/mcustom-fdivs=255/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mcustom-fadds=253/mcustom-fdivs=255/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mcustom-fadds=253/mcustom-fdivs=255
+MULTILIB_EXCEPTIONS += mcustom-fadds=253/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mcustom-fadds=253/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mcustom-fadds=253/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mcustom-fadds=253
+MULTILIB_EXCEPTIONS += mcustom-fdivs=255/mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mcustom-fdivs=255/mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mcustom-fdivs=255/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mcustom-fdivs=255
+MULTILIB_EXCEPTIONS += mcustom-fmuls=252/mcustom-fsubs=254
+MULTILIB_EXCEPTIONS += mcustom-fmuls=252
+MULTILIB_EXCEPTIONS += mcustom-fsubs=254
--
1.7.7
