diff options
Diffstat (limited to 'ffmpeg/libavcodec/arm/int_neon.S')
| -rw-r--r-- | ffmpeg/libavcodec/arm/int_neon.S | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/ffmpeg/libavcodec/arm/int_neon.S b/ffmpeg/libavcodec/arm/int_neon.S deleted file mode 100644 index b3f5a69..0000000 --- a/ffmpeg/libavcodec/arm/int_neon.S +++ /dev/null @@ -1,92 +0,0 @@ -/* - * ARM NEON optimised integer operations - * Copyright (c) 2009 Konstantin Shishkov - * - * 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" - - .fpu neon - -function ff_scalarproduct_int16_neon, export=1 - vmov.i16 q0, #0 - vmov.i16 q1, #0 - vmov.i16 q2, #0 - vmov.i16 q3, #0 -1: vld1.16 {d16-d17}, [r0]! - vld1.16 {d20-d21}, [r1,:128]! - vmlal.s16 q0, d16, d20 - vld1.16 {d18-d19}, [r0]! - vmlal.s16 q1, d17, d21 - vld1.16 {d22-d23}, [r1,:128]! - vmlal.s16 q2, d18, d22 - vmlal.s16 q3, d19, d23 - subs r2, r2, #16 - bne 1b - - vpadd.s32 d16, d0, d1 - vpadd.s32 d17, d2, d3 - vpadd.s32 d18, d4, d5 - vpadd.s32 d19, d6, d7 - vpadd.s32 d0, d16, d17 - vpadd.s32 d1, d18, d19 - vpadd.s32 d2, d0, d1 - vpaddl.s32 d3, d2 - vmov.32 r0, d3[0] - bx lr -endfunc - -@ scalarproduct_and_madd_int16(/*aligned*/v0,v1,v2,order,mul) -function ff_scalarproduct_and_madd_int16_neon, export=1 - vld1.16 {d28[],d29[]}, [sp] - vmov.i16 q0, #0 - vmov.i16 q1, #0 - vmov.i16 q2, #0 - vmov.i16 q3, #0 - mov r12, r0 - -1: vld1.16 {d16-d17}, [r0,:128]! - vld1.16 {d18-d19}, [r1]! - vld1.16 {d20-d21}, [r2]! - vld1.16 {d22-d23}, [r0,:128]! - vld1.16 {d24-d25}, [r1]! - vld1.16 {d26-d27}, [r2]! - vmul.s16 q10, q10, q14 - vmul.s16 q13, q13, q14 - vmlal.s16 q0, d16, d18 - vmlal.s16 q1, d17, d19 - vadd.s16 q10, q8, q10 - vadd.s16 q13, q11, q13 - vmlal.s16 q2, d22, d24 - vmlal.s16 q3, d23, d25 - vst1.16 {q10}, [r12,:128]! - subs r3, r3, #16 - vst1.16 {q13}, [r12,:128]! - bne 1b - - vpadd.s32 d16, d0, d1 - vpadd.s32 d17, d2, d3 - vpadd.s32 d18, d4, d5 - vpadd.s32 d19, d6, d7 - vpadd.s32 d0, d16, d17 - vpadd.s32 d1, d18, d19 - vpadd.s32 d2, d0, d1 - vpaddl.s32 d3, d2 - vmov.32 r0, d3[0] - bx lr -endfunc |