| ;; 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_llshr(uint64_t val, uint shift) |
| |
| #include <linux/linkage.h> |
| |
| .text |
| ENTRY(__c6xabi_llshr) |
| mv .l1x B4,A1 |
| [!A1] b .s2 B3 ; return if zero shift count |
| mvk .s1 32,A0 |
| sub .d1 A0,A1,A0 |
| cmplt .l1 0,A0,A2 |
| [A2] shl .s1 A5,A0,A0 |
| nop |
| [!A2] neg .l1 A0,A4 |
| || [A2] shru .s1 A4,A1,A4 |
| [!A2] shr .s1 A5,A4,A4 |
| || [A2] or .d1 A4,A0,A4 |
| [!A2] shr .s1 A5,0x1f,A5 |
| [A2] shr .s1 A5,A1,A5 |
| bnop .s2 B3,5 |
| ENDPROC(__c6xabi_llshr) |