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, 49 insertions, 0 deletions

diff --git a/libgcc/config/nios2/lib2-nios2.h b/libgcc/config/nios2/lib2-nios2.h
new file mode 100644
index 0000000..a581aa5
--- /dev/null
+++ b/libgcc/config/nios2/lib2-nios2.h
@@ -0,0 +1,49 @@
+/* Integer arithmetic support for Altera Nios II.
+   
+   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/>.  */
+
+#ifndef LIB2_NIOS2_H
+#define LIB2_NIOS2_H
+
+/* Types.  */
+
+typedef char QItype __attribute__ ((mode (QI)));
+typedef unsigned char UQItype __attribute__ ((mode (QI)));
+typedef short HItype __attribute__ ((mode (HI)));
+typedef unsigned short UHItype __attribute__ ((mode (HI)));
+typedef int SItype __attribute__ ((mode (SI)));
+typedef unsigned int USItype __attribute__ ((mode (SI)));
+typedef int word_type __attribute__ ((mode (__word__)));
+
+/* Exported functions.  */
+extern SItype __divsi3 (SItype, SItype);
+extern SItype __modsi3 (SItype, SItype);
+extern SItype __udivsi3 (SItype, SItype);
+extern SItype __umodsi3 (SItype, SItype);
+extern HItype __divhi3 (HItype, HItype);
+extern HItype __modhi3 (HItype, HItype);
+extern UHItype __udivhi3 (UHItype, UHItype);
+extern UHItype __umodhi3 (UHItype, UHItype);
+extern SItype __mulsi3 (SItype, SItype);
+
+#endif /* LIB2_NIOS2_H */