C6X: library code

Original port to early 2.6 kernel using TI COFF toolchain.
Brought up to date by Mark Salter <msalter@redhat.com>

Signed-off-by: Aurelien Jacquiot <a-jacquiot@ti.com>
Signed-off-by: Mark Salter <msalter@redhat.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>

1 files changed, 39 insertions, 0 deletions

diff --git a/arch/c6x/lib/strasgi_64plus.S b/arch/c6x/lib/strasgi_64plus.S
new file mode 100644
index 000000000000..c9fd159b5fa2
--- /dev/null
+++ b/arch/c6x/lib/strasgi_64plus.S
@@ -0,0 +1,39 @@
+;;  Copyright 2010  Free Software Foundation, Inc.
+;;  Contributed by Bernd Schmidt <bernds@codesourcery.com>.
+;;
+;; This program 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 2 of the License, or
+;; (at your option) any later version.
+;;
+;; This program 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 this program; if not, write to the Free Software
+;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+#include <linux/linkage.h>
+
+        .text
+
+ENTRY(__c6xabi_strasgi_64plus)
+        shru    .s2x    a6, 2, b31
+||      mv      .s1     a4, a30
+||      mv      .d2     b4, b30
+
+        add     .s2     -4, b31, b31
+
+        sploopd         1
+||      mvc     .s2     b31, ilc
+        ldw     .d2t2   *b30++, b31
+        nop     4
+        mv      .s1x    b31,a31
+        spkernel        6, 0
+||      stw     .d1t1   a31, *a30++
+
+        ret     .s2     b3
+        nop 5
+ENDPROC(__c6xabi_strasgi_64plus)