mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-24 00:02:52 +00:00
eed0a1d3d4
update_lls_8_c: 7.5 update_lls_8_rvv_f64: 4.2 update_lls_12_c: 14.5 update_lls_12_rvv_f64: 5.7
40 lines
1.3 KiB
ArmAsm
40 lines
1.3 KiB
ArmAsm
/*
|
|
* Copyright © 2024 Rémi Denis-Courmont.
|
|
*
|
|
* 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 "asm.S"
|
|
|
|
func ff_lls_update_covariance_rvv, zve64d, zbb
|
|
vtype_vli t0, a2, t1, e64, ta, ma
|
|
vsetvl zero, a2, t0
|
|
vle64.v v8, (a1)
|
|
1:
|
|
vfmv.f.s ft0, v8
|
|
vsetvl zero, a2, t0
|
|
vle64.v v16, (a0)
|
|
vfmacc.vf v16, ft0, v8
|
|
addi a2, a2, -1
|
|
vslidedown.vi v8, v8, 1
|
|
vse64.v v16, (a0)
|
|
addi a0, a0, (36 + 1) * 8 # 1 row + 1 element
|
|
bnez a2, 1b
|
|
|
|
ret
|
|
endfunc
|