diff options
Diffstat (limited to 'libavcodec/arm/dcadsp_neon.S')
| -rw-r--r-- | libavcodec/arm/dcadsp_neon.S | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/libavcodec/arm/dcadsp_neon.S b/libavcodec/arm/dcadsp_neon.S deleted file mode 100644 index 735c4c28e5..0000000000 --- a/libavcodec/arm/dcadsp_neon.S +++ /dev/null @@ -1,64 +0,0 @@ -/* - * Copyright (c) 2010 Mans Rullgard <mans@mansr.com> - * - * This file is part of Libav. - * - * Libav 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. - * - * Libav 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 Libav; 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_dca_lfe_fir0_neon, export=1 - push {r4-r6,lr} - mov r3, #32 @ decifactor - mov r6, #256/32 - b dca_lfe_fir -endfunc - -function ff_dca_lfe_fir1_neon, export=1 - push {r4-r6,lr} - mov r3, #64 @ decifactor - mov r6, #256/64 -dca_lfe_fir: - add r4, r0, r3, lsl #2 @ out2 - add r5, r2, #256*4-16 @ cf1 - sub r1, r1, #12 - mov lr, #-16 -1: - vmov.f32 q2, #0.0 @ v0 - vmov.f32 q3, #0.0 @ v1 - mov r12, r6 -2: - vld1.32 {q8}, [r2,:128]! @ cf0 - vld1.32 {q9}, [r5,:128], lr @ cf1 - vld1.32 {q1}, [r1], lr @ in - subs r12, r12, #4 - vrev64.32 q10, q8 - vmla.f32 q3, q1, q9 - vmla.f32 d4, d2, d21 - vmla.f32 d5, d3, d20 - bne 2b - - add r1, r1, r6, lsl #2 - subs r3, r3, #1 - vadd.f32 d4, d4, d5 - vadd.f32 d6, d6, d7 - vpadd.f32 d5, d4, d6 - vst1.32 {d5[0]}, [r0,:32]! - vst1.32 {d5[1]}, [r4,:32]! - bne 1b - - pop {r4-r6,pc} -endfunc |