From 22e28216336da876e1fd17f380ce42eaf1446769 Mon Sep 17 00:00:00 2001 From: Tim Redfern Date: Mon, 17 Feb 2014 13:36:38 +0000 Subject: chasing indexing error --- ffmpeg/libavcodec/arm/flacdsp_arm.S | 146 ------------------------------------ 1 file changed, 146 deletions(-) delete mode 100644 ffmpeg/libavcodec/arm/flacdsp_arm.S (limited to 'ffmpeg/libavcodec/arm/flacdsp_arm.S') diff --git a/ffmpeg/libavcodec/arm/flacdsp_arm.S b/ffmpeg/libavcodec/arm/flacdsp_arm.S deleted file mode 100644 index f8861c5..0000000 --- a/ffmpeg/libavcodec/arm/flacdsp_arm.S +++ /dev/null @@ -1,146 +0,0 @@ -/* - * Copyright (c) 2012 Mans Rullgard - * - * 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 flac_lpc_16_1_arm - ldr r12, [sp] - push {r4, lr} - ldr r1, [r1] - subs r12, r12, #2 - ldr lr, [r0], #4 - beq 2f - it lt - poplt {r4, pc} -1: - mul r4, lr, r1 - ldm r0, {r2, lr} - add_sh r2, r2, r4, asr r3 - mul r4, r2, r1 - subs r12, r12, #2 - add_sh lr, lr, r4, asr r3 - stm r0!, {r2, lr} - bgt 1b - it lt - poplt {r4, pc} -2: - mul r4, lr, r1 - ldr r2, [r0] - add_sh r2, r2, r4, asr r3 - str r2, [r0] - pop {r4, pc} -endfunc - -function flac_lpc_16_2_arm - ldr r12, [sp] - subs r12, r12, r2 - it le - bxle lr - - push {r4-r9, lr} - ldm r0!, {r6, r7} - ldm r1, {r8, r9} - subs r12, r12, #1 - beq 2f -1: - mul r4, r6, r8 - mul r5, r7, r8 - mla r4, r7, r9, r4 - ldm r0, {r6, r7} - add_sh r6, r6, r4, asr r3 - mla r5, r6, r9, r5 - add_sh r7, r7, r5, asr r3 - stm r0!, {r6, r7} - subs r12, r12, #2 - bgt 1b - it lt - poplt {r4-r9, pc} -2: - mul r4, r6, r8 - mla r4, r7, r9, r4 - ldr r5, [r0] - add_sh r5, r5, r4, asr r3 - str r5, [r0] - pop {r4-r9, pc} -endfunc - -function ff_flac_lpc_16_arm, export=1 - cmp r2, #2 - blt flac_lpc_16_1_arm - beq flac_lpc_16_2_arm - - ldr r12, [sp] - subs r12, r12, r2 - it le - bxle lr - - push {r4-r9, lr} - - subs r12, r12, #1 - beq 3f -1: - sub lr, r2, #2 - mov r4, #0 - mov r5, #0 - - ldr r7, [r0], #4 - ldr r9, [r1], #4 -2: - mla r4, r7, r9, r4 - ldm r0!, {r6, r7} - mla r5, r6, r9, r5 - ldm r1!, {r8, r9} - mla r4, r6, r8, r4 - subs lr, lr, #2 - mla r5, r7, r8, r5 - bgt 2b - blt 6f - - mla r4, r7, r9, r4 - ldr r7, [r0], #4 - mla r5, r7, r9, r5 - ldr r9, [r1], #4 -6: - mla r4, r7, r9, r4 - ldm r0, {r6, r7} - add_sh r6, r6, r4, asr r3 - mla r5, r6, r9, r5 - add_sh r7, r7, r5, asr r3 - stm r0!, {r6, r7} - sub r0, r0, r2, lsl #2 - sub r1, r1, r2, lsl #2 - - subs r12, r12, #2 - bgt 1b - it lt - poplt {r4-r9, pc} -3: - mov r4, #0 -4: - ldr r5, [r1], #4 - ldr r6, [r0], #4 - mla r4, r5, r6, r4 - subs r2, r2, #1 - bgt 4b - ldr r5, [r0] - add_sh r5, r5, r4, asr r3 - str r5, [r0] - pop {r4-r9, pc} -endfunc -- cgit v1.2.3