isa-l/erasure_code/riscv64/ec_multibinary_riscv64.S
lvshuo d414b2702a erasure_code: optimize RVV implementation
The ISA-L EC code has been written using RVV vector instructions and the minimum multiplication table,
resulting in a performance improvement of over 10 times compared to the existing implementation.

Signed-off-by: Shuo Lv <lv.shuo@sanechips.com.cn>
2025-07-11 15:55:57 +02:00

66 lines
3.6 KiB
ArmAsm

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/**********************************************************************
Copyright (c) 2025 Institute of Software Chinese Academy of Sciences (ISCAS).
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
* Neither the name of ISCAS nor the names of its
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**********************************************************************/
#include "riscv64_multibinary.h"
mbin_interface ec_encode_data
mbin_interface gf_vect_mul
mbin_interface gf_vect_dot_prod
mbin_interface gf_vect_mad
mbin_interface ec_encode_data_update
mbin_interface ec_init_tables