| /* |
| * Copyright (c) 2011 Mans Rullgard <mans@mansr.com> |
| * |
| * This file is part of FFmpeg. |
| * |
| * FFmpeg 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. |
| * |
| * FFmpeg 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 FFmpeg; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include "libavutil/arm/asm.S" |
| |
| function ff_ac3_update_bap_counts_arm, export=1 |
| push {lr} |
| ldrb lr, [r1], #1 |
| 1: |
| lsl r3, lr, #1 |
| ldrh r12, [r0, r3] |
| subs r2, r2, #1 |
| it gt |
| ldrbgt lr, [r1], #1 |
| add r12, r12, #1 |
| strh r12, [r0, r3] |
| bgt 1b |
| pop {pc} |
| endfunc |
