Commit of nios2 port to trunk:

contrib/
2013-12-31  Chung-Lin Tang  <cltang@codesourcery.com>

	* config-list.mk: Add nios2-elf, nios2-linux-gnu. Corrected
	ordering of some configs.

gcc/
2013-12-31  Chung-Lin Tang  <cltang@codesourcery.com>
	    Sandra Loosemore  <sandra@codesourcery.com>
	    Based on patches from Altera Corporation

	* config.gcc (nios2-*-*): Add nios2 config targets.
	* configure.ac (TLS_SECTION_ASM_FLAG): Add nios2 case.
	("$cpu_type"): Add nios2 as new cpu type.
	* configure: Regenerate.
	* config/nios2/nios2.c: New file.
	* config/nios2/nios2.h: New file.
	* config/nios2/nios2-opts.h: New file.
	* config/nios2/nios2-protos.h: New file.
	* config/nios2/elf.h: New file.
	* config/nios2/elf.opt: New file.
	* config/nios2/linux.h: New file.
	* config/nios2/nios2.opt: New file.
	* config/nios2/nios2.md: New file.
	* config/nios2/predicates.md: New file.
	* config/nios2/constraints.md: New file.
	* config/nios2/t-nios2: New file.
	* common/config/nios2/nios2-common.c: New file.
	* doc/invoke.texi (Nios II options): Document Nios II specific
	options.
	* doc/md.texi (Nios II family): Document Nios II specific
	constraints.
	* doc/extend.texi (Function Specific Option Pragmas): Document
	Nios II supported target pragma functionality.

gcc/testsuite/
2013-12-31  Sandra Loosemore  <sandra@codesourcery.com>
	    Chung-Lin Tang  <cltang@codesourcery.com>
	    Based on patches from Altera Corporation

	* gcc.dg/stack-usage-1.c (SIZE): Define case for __nios2__.
	* gcc.dg/20040813-1.c: Skip for nios2-*-*.
	* gcc.dg/20020312-2.c: Add __nios2__ case.
	* g++.dg/other/PR23205.C: Skip for nios2-*-*.
	* g++.dg/other/pr23205-2.C: Skip for nios2-*-*.
	* g++.dg/cpp0x/constexpr-rom.C: Skip for nios2-*-*.
	* g++.dg/cpp0x/alias-decl-debug-0.C: Skip for nios2-*-*.
	* g++.old-deja/g++.jason/thunk3.C: Skip for nios2-*-*.
	* lib/target-supports.exp (check_profiling_available): Check for
	nios2-*-elf.
	* gcc.c-torture/execute/pr47237.x:: Skip for nios2-*-*.
	* gcc.c-torture/execute/20101011-1.c: Skip for nios2-*-*.
	* gcc.c-torture/execute/builtins/lib/chk.c (memset): Place
	char-based memset loop before inline check, to prevent
	problems when called to initialize .bss. Update comments.
	* gcc.target/nios2/nios2.exp: New DejaGNU file.
	* gcc.target/nios2/nios2-custom-1.c: New test.
	* gcc.target/nios2/nios2-trap-insn.c: New test.
	* gcc.target/nios2/nios2-builtin-custom.c: New test.
	* gcc.target/nios2/nios2-builtin-io.c: New test.
	* gcc.target/nios2/nios2-stack-check-1.c: New test.
	* gcc.target/nios2/nios2-stack-check-2.c: New test.
	* gcc.target/nios2/nios2-rdctl.c: New test.
	* gcc.target/nios2/nios2-wrctl.c: New test.
	* gcc.target/nios2/nios2-wrctl-zero.c: New test.
	* gcc.target/nios2/nios2-wrctl-not-zero.c: New test.
	* gcc.target/nios2/nios2-rdwrctl-1.c: New test.
	* gcc.target/nios2/nios2-reg-constraints.c: New test.
	* gcc.target/nios2/nios2-ashlsi3-one_shift.c: New test.
	* gcc.target/nios2/nios2-mul-options-1.c: New test.
	* gcc.target/nios2/nios2-mul-options-2.c: New test.
	* gcc.target/nios2/nios2-mul-options-3.c: New test.
	* gcc.target/nios2/nios2-mul-options-4.c: New test.
	* gcc.target/nios2/nios2-nor.c: New test.
	* gcc.target/nios2/nios2-stxio.c: New test.
	* gcc.target/nios2/custom-fp-1.c: New test.
	* gcc.target/nios2/custom-fp-2.c: New test.
	* gcc.target/nios2/custom-fp-3.c: New test.
	* gcc.target/nios2/custom-fp-4.c: New test.
	* gcc.target/nios2/custom-fp-5.c: New test.
	* gcc.target/nios2/custom-fp-6.c: New test.
	* gcc.target/nios2/custom-fp-7.c: New test.
	* gcc.target/nios2/custom-fp-8.c: New test.
	* gcc.target/nios2/custom-fp-cmp-1.c: New test.
	* gcc.target/nios2/custom-fp-conversion.c: New test.
	* gcc.target/nios2/custom-fp-double.c: New test.
	* gcc.target/nios2/custom-fp-float.c: New test.
	* gcc.target/nios2/nios2-int-types.c: New test.
	* gcc.target/nios2/nios2-cache-1.c: New test.
	* gcc.target/nios2/nios2-cache-2.c: New test.

libgcc/
2013-12-31  Sandra Loosemore  <sandra@codesourcery.com>
	    Chung-Lin Tang  <cltang@codesourcery.com>
	    Based on patches from Altera Corporation

	* config.host (nios2-*-*,nios2-*-linux*): Add nios2 host cases.
	* config/nios2/lib2-nios2.h: New file.
	* config/nios2/lib2-divmod-hi.c: New file.
	* config/nios2/linux-unwind.h: New file.
	* config/nios2/lib2-divmod.c: New file.
	* config/nios2/linux-atomic.c: New file.
	* config/nios2/t-nios2: New file.
	* config/nios2/crti.asm: New file.
	* config/nios2/t-linux: New file.
	* config/nios2/lib2-divtable.c: New file.
	* config/nios2/lib2-mul.c: New file.
	* config/nios2/tramp.c: New file.
	* config/nios2/crtn.asm: New file.

From-SVN: r206256

1 files changed, 60 insertions, 0 deletions

diff --git a/libgcc/config/nios2/lib2-divtable.c b/libgcc/config/nios2/lib2-divtable.c
new file mode 100644
index 0000000..4f6a230
--- /dev/null
+++ b/libgcc/config/nios2/lib2-divtable.c
@@ -0,0 +1,60 @@
+/* Copyright (C) 2012-2013 Free Software Foundation, Inc.
+   Contributed by Altera and Mentor Graphics, Inc.
+
+This file 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.
+
+This file 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.
+
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+<http://www.gnu.org/licenses/>.  */
+
+#include "lib2-nios2.h"
+
+UQItype __divsi3_table[] =
+{
+  0, 0/1, 0/2, 0/3, 0/4, 0/5, 0/6, 0/7,
+    0/8, 0/9, 0/10, 0/11, 0/12, 0/13, 0/14, 0/15,
+  0, 1/1, 1/2, 1/3, 1/4, 1/5, 1/6, 1/7,
+    1/8, 1/9, 1/10, 1/11, 1/12, 1/13, 1/14, 1/15,
+  0, 2/1, 2/2, 2/3, 2/4, 2/5, 2/6, 2/7,
+    2/8, 2/9, 2/10, 2/11, 2/12, 2/13, 2/14, 2/15,
+  0, 3/1, 3/2, 3/3, 3/4, 3/5, 3/6, 3/7,
+    3/8, 3/9, 3/10, 3/11, 3/12, 3/13, 3/14, 3/15,
+  0, 4/1, 4/2, 4/3, 4/4, 4/5, 4/6, 4/7,
+    4/8, 4/9, 4/10, 4/11, 4/12, 4/13, 4/14, 4/15,
+  0, 5/1, 5/2, 5/3, 5/4, 5/5, 5/6, 5/7,
+    5/8, 5/9, 5/10, 5/11, 5/12, 5/13, 5/14, 5/15,
+  0, 6/1, 6/2, 6/3, 6/4, 6/5, 6/6, 6/7,
+    6/8, 6/9, 6/10, 6/11, 6/12, 6/13, 6/14, 6/15,
+  0, 7/1, 7/2, 7/3, 7/4, 7/5, 7/6, 7/7,
+    7/8, 7/9, 7/10, 7/11, 7/12, 7/13, 7/14, 7/15,
+  0, 8/1, 8/2, 8/3, 8/4, 8/5, 8/6, 8/7,
+    8/8, 8/9, 8/10, 8/11, 8/12, 8/13, 8/14, 8/15,
+  0, 9/1, 9/2, 9/3, 9/4, 9/5, 9/6, 9/7,
+    9/8, 9/9, 9/10, 9/11, 9/12, 9/13, 9/14, 9/15,
+  0, 10/1, 10/2, 10/3, 10/4, 10/5, 10/6, 10/7,
+    10/8, 10/9, 10/10, 10/11, 10/12, 10/13, 10/14, 10/15,
+  0, 11/1, 11/2, 11/3, 11/4, 11/5, 11/6, 11/7,
+    11/8, 11/9, 11/10, 11/11, 11/12, 11/13, 11/14, 11/15,
+  0, 12/1, 12/2, 12/3, 12/4, 12/5, 12/6, 12/7,
+    12/8, 12/9, 12/10, 12/11, 12/12, 12/13, 12/14, 12/15,
+  0, 13/1, 13/2, 13/3, 13/4, 13/5, 13/6, 13/7,
+    13/8, 13/9, 13/10, 13/11, 13/12, 13/13, 13/14, 13/15,
+  0, 14/1, 14/2, 14/3, 14/4, 14/5, 14/6, 14/7,
+    14/8, 14/9, 14/10, 14/11, 14/12, 14/13, 14/14, 14/15,
+  0, 15/1, 15/2, 15/3, 15/4, 15/5, 15/6, 15/7,
+    15/8, 15/9, 15/10, 15/11, 15/12, 15/13, 15/14, 15/15,
+};
+