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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /arch/c6x/lib/llshl.S | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'arch/c6x/lib/llshl.S')
-rw-r--r-- | arch/c6x/lib/llshl.S | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/c6x/lib/llshl.S b/arch/c6x/lib/llshl.S new file mode 100644 index 00000000..7b105e2d --- /dev/null +++ b/arch/c6x/lib/llshl.S @@ -0,0 +1,37 @@ +;; Copyright (C) 2010 Texas Instruments Incorporated +;; Contributed by Mark Salter <msalter@redhat.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. + +;; uint64_t __c6xabi_llshl(uint64_t val, uint shift) + +#include <linux/linkage.h> + + .text +ENTRY(__c6xabi_llshl) + mv .l1x B4,A1 + [!A1] b .s2 B3 ; just return if zero shift + mvk .s1 32,A0 + sub .d1 A0,A1,A0 + cmplt .l1 0,A0,A2 + [A2] shru .s1 A4,A0,A0 + [!A2] neg .l1 A0,A5 +|| [A2] shl .s1 A5,A1,A5 + [!A2] shl .s1 A4,A5,A5 +|| [A2] or .d1 A5,A0,A5 +|| [!A2] mvk .l1 0,A4 + [A2] shl .s1 A4,A1,A4 + bnop .s2 B3,5 +ENDPROC(__c6xabi_llshl) |