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lavc/aacpsdsp: RISC-V V add_squares

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Rémi Denis-Courmont 2022-09-26 17:52:46 +03:00 committed by Lynne
parent 453aba71e6
commit b0cacf4c3f
5 changed files with 79 additions and 0 deletions
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1
libavcodec/aacpsdsp.h
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@ -55,6 +55,7 @@ void AAC_RENAME(ff_psdsp_init)(PSDSPContext *s);
void ff_psdsp_init_arm(PSDSPContext *s);
void ff_psdsp_init_aarch64(PSDSPContext *s);
void ff_psdsp_init_mips(PSDSPContext *s);
void ff_psdsp_init_riscv(PSDSPContext *s);
void ff_psdsp_init_x86(PSDSPContext *s);
#endif /* AVCODEC_AACPSDSP_H */

2
libavcodec/aacpsdsp_template.c
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@ -230,6 +230,8 @@ av_cold void AAC_RENAME(ff_psdsp_init)(PSDSPContext *s)
ff_psdsp_init_aarch64(s);
#elif ARCH_MIPS
ff_psdsp_init_mips(s);
#elif ARCH_RISCV
ff_psdsp_init_riscv(s);
#elif ARCH_X86
ff_psdsp_init_x86(s);
#endif

2
libavcodec/riscv/Makefile
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@ -1,3 +1,5 @@
OBJS-$(CONFIG_AAC_DECODER) += riscv/aacpsdsp_init.o
RVV-OBJS-$(CONFIG_AAC_DECODER) += riscv/aacpsdsp_rvv.o
OBJS-$(CONFIG_AUDIODSP) += riscv/audiodsp_init.o \
riscv/audiodsp_rvf.o
RVV-OBJS-$(CONFIG_AUDIODSP) += riscv/audiodsp_rvv.o

37
libavcodec/riscv/aacpsdsp_init.c Normal file
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@ -0,0 +1,37 @@
/*
* Copyright © 2022 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 "config.h"
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavcodec/aacpsdsp.h"
void ff_ps_add_squares_rvv(float *dst, const float (*src)[2], int n);
av_cold void ff_psdsp_init_riscv(PSDSPContext *c)
{
#if HAVE_RVV
int flags = av_get_cpu_flags();
if (flags & AV_CPU_FLAG_RVV_F32)
c->add_squares = ff_ps_add_squares_rvv;
#endif
}

37
libavcodec/riscv/aacpsdsp_rvv.S Normal file
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@ -0,0 +1,37 @@
/*
* Copyright © 2022 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 "libavutil/riscv/asm.S"
func ff_ps_add_squares_rvv, zve32f
1:
vsetvli t0, a2, e32, m1, ta, ma
vlseg2e32.v v24, (a1)
sub a2, a2, t0
vle32.v v16, (a0)
sh3add a1, t0, a1
vfmacc.vv v16, v24, v24
vfmacc.vv v16, v25, v25
vse32.v v16, (a0)
sh2add a0, t0, a0
bnez a2, 1b
ret
endfunc