You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
37 lines
1.2 KiB
37 lines
1.2 KiB
;; 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)
|
|
|