diff options
Diffstat (limited to 'ffmpeg/libavutil/arm/float_dsp_vfp.S')
| -rw-r--r-- | ffmpeg/libavutil/arm/float_dsp_vfp.S | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/ffmpeg/libavutil/arm/float_dsp_vfp.S b/ffmpeg/libavutil/arm/float_dsp_vfp.S deleted file mode 100644 index 8695fbd..0000000 --- a/ffmpeg/libavutil/arm/float_dsp_vfp.S +++ /dev/null @@ -1,137 +0,0 @@ -/* - * Copyright (c) 2008 Siarhei Siamashka <ssvb@users.sourceforge.net> - * - * 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 "config.h" -#include "asm.S" - -/** - * Assume that len is a positive number and is multiple of 8 - */ -@ void ff_vector_fmul_vfp(float *dst, const float *src0, const float *src1, int len) -function ff_vector_fmul_vfp, export=1 - vpush {d8-d15} - fmrx r12, fpscr - orr r12, r12, #(3 << 16) /* set vector size to 4 */ - fmxr fpscr, r12 - - vldmia r1!, {s0-s3} - vldmia r2!, {s8-s11} - vldmia r1!, {s4-s7} - vldmia r2!, {s12-s15} - vmul.f32 s8, s0, s8 -1: - subs r3, r3, #16 - vmul.f32 s12, s4, s12 - itttt ge - vldmiage r1!, {s16-s19} - vldmiage r2!, {s24-s27} - vldmiage r1!, {s20-s23} - vldmiage r2!, {s28-s31} - it ge - vmulge.f32 s24, s16, s24 - vstmia r0!, {s8-s11} - vstmia r0!, {s12-s15} - it ge - vmulge.f32 s28, s20, s28 - itttt gt - vldmiagt r1!, {s0-s3} - vldmiagt r2!, {s8-s11} - vldmiagt r1!, {s4-s7} - vldmiagt r2!, {s12-s15} - ittt ge - vmulge.f32 s8, s0, s8 - vstmiage r0!, {s24-s27} - vstmiage r0!, {s28-s31} - bgt 1b - - bic r12, r12, #(7 << 16) /* set vector size back to 1 */ - fmxr fpscr, r12 - vpop {d8-d15} - bx lr -endfunc - -/** - * ARM VFP optimized implementation of 'vector_fmul_reverse_c' function. - * Assume that len is a positive number and is multiple of 8 - */ -@ void ff_vector_fmul_reverse_vfp(float *dst, const float *src0, -@ const float *src1, int len) -function ff_vector_fmul_reverse_vfp, export=1 - vpush {d8-d15} - add r2, r2, r3, lsl #2 - vldmdb r2!, {s0-s3} - vldmia r1!, {s8-s11} - vldmdb r2!, {s4-s7} - vldmia r1!, {s12-s15} - vmul.f32 s8, s3, s8 - vmul.f32 s9, s2, s9 - vmul.f32 s10, s1, s10 - vmul.f32 s11, s0, s11 -1: - subs r3, r3, #16 - it ge - vldmdbge r2!, {s16-s19} - vmul.f32 s12, s7, s12 - it ge - vldmiage r1!, {s24-s27} - vmul.f32 s13, s6, s13 - it ge - vldmdbge r2!, {s20-s23} - vmul.f32 s14, s5, s14 - it ge - vldmiage r1!, {s28-s31} - vmul.f32 s15, s4, s15 - it ge - vmulge.f32 s24, s19, s24 - it gt - vldmdbgt r2!, {s0-s3} - it ge - vmulge.f32 s25, s18, s25 - vstmia r0!, {s8-s13} - it ge - vmulge.f32 s26, s17, s26 - it gt - vldmiagt r1!, {s8-s11} - itt ge - vmulge.f32 s27, s16, s27 - vmulge.f32 s28, s23, s28 - it gt - vldmdbgt r2!, {s4-s7} - it ge - vmulge.f32 s29, s22, s29 - vstmia r0!, {s14-s15} - ittt ge - vmulge.f32 s30, s21, s30 - vmulge.f32 s31, s20, s31 - vmulge.f32 s8, s3, s8 - it gt - vldmiagt r1!, {s12-s15} - itttt ge - vmulge.f32 s9, s2, s9 - vmulge.f32 s10, s1, s10 - vstmiage r0!, {s24-s27} - vmulge.f32 s11, s0, s11 - it ge - vstmiage r0!, {s28-s31} - bgt 1b - - vpop {d8-d15} - bx lr -endfunc |