Add 64-bit VIS3 optimized GMP routines for sparc.

	* math/Makefile: Recognize gmp-sysdep_routines.
	* sysdeps/sparc/sparc64/multiarch/Makefile: Add VIS3 optimized GMP routines
	to sysdeps.
	* sysdeps/sparc/sparc64/multiarch/add_n-vis3.S: New file.
	* sysdeps/sparc/sparc64/multiarch/add_n.S: New file.
	* sysdeps/sparc/sparc64/multiarch/addmul_1-vis3.S: New file.
	* sysdeps/sparc/sparc64/multiarch/addmul_1.S: New file.
	* sysdeps/sparc/sparc64/multiarch/mul_1-vis3.S: New file.
	* sysdeps/sparc/sparc64/multiarch/mul_1.S: New file.
	* sysdeps/sparc/sparc64/multiarch/sub_n-vis3.S: New file.
	* sysdeps/sparc/sparc64/multiarch/sub_n.S: New file.
	* sysdeps/sparc/sparc64/multiarch/submul_1-vis3.S: New file.
	* sysdeps/sparc/sparc64/multiarch/submul_1.S: New file.

1 files changed, 56 insertions, 0 deletions

diff --git a/sysdeps/sparc/sparc64/multiarch/sub_n.S b/sysdeps/sparc/sparc64/multiarch/sub_n.S
new file mode 100644
index 0000000000..5e15bea101
--- /dev/null
+++ b/sysdeps/sparc/sparc64/multiarch/sub_n.S
@@ -0,0 +1,56 @@
+/* Multiple versions of sub_n
+
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   Contributed by David S. Miller (davem@davemloft.net)
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <sysdep.h>
+
+ENTRY(__mpn_sub_n)
+	.type	__mpn_sub_n, @gnu_indirect_function
+# ifdef SHARED
+	SETUP_PIC_REG_LEAF(o3, o5)
+# endif
+	set	HWCAP_SPARC_VIS3, %o1
+	andcc	%o0, %o1, %g0
+	be	1f
+	 nop
+# ifdef SHARED
+	sethi	%gdop_hix22(__mpn_sub_n_vis3), %o1
+	xor	%o1, %gdop_lox10(__mpn_sub_n_vis3), %o1
+# else
+	set	__mpn_sub_n_vis3, %o1
+# endif
+	ba	10f
+	 nop
+1:
+# ifdef SHARED
+	sethi	%gdop_hix22(__mpn_sub_n_generic), %o1
+	xor	%o1, %gdop_lox10(__mpn_sub_n_generic), %o1
+# else
+	set	__mpn_sub_n_vis3, %o1
+# endif
+10:
+# ifdef SHARED
+	add	%o3, %o1, %o1
+# endif
+	retl
+	 mov	%o1, %o0
+END(__mpn_sub_n)
+
+#define __mpn_sub_n __mpn_sub_n_generic
+#include "../sub_n.S"