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Code Issues Releases Activity

avcodec: [loongarch] Optimize idctdstp with LASX.

Browse Source 
./ffmpeg -i 8_mpeg4_1080p_24fps_12Mbps.avi -f rawvideo -y /dev/null -an
before:433fps
after :552fps

Reviewed-by: 殷时友 <yinshiyou-hf@loongson.cn>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Hao Chen 2021-12-29 18:18:21 +08:00 committed by Michael Niedermayer
parent 5d58355bf1
commit 555b850bd5
7 changed files with 514 additions and 0 deletions
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2
libavcodec/idctdsp.c
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@ -315,6 +315,8 @@ av_cold void ff_idctdsp_init(IDCTDSPContext *c, AVCodecContext *avctx)
ff_idctdsp_init_x86(c, avctx, high_bit_depth);
if (ARCH_MIPS)
ff_idctdsp_init_mips(c, avctx, high_bit_depth);
if (ARCH_LOONGARCH)
ff_idctdsp_init_loongarch(c, avctx, high_bit_depth);
ff_init_scantable_permutation(c->idct_permutation,
c->perm_type);

2
libavcodec/idctdsp.h
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@ -118,5 +118,7 @@ void ff_idctdsp_init_x86(IDCTDSPContext *c, AVCodecContext *avctx,
unsigned high_bit_depth);
void ff_idctdsp_init_mips(IDCTDSPContext *c, AVCodecContext *avctx,
unsigned high_bit_depth);
void ff_idctdsp_init_loongarch(IDCTDSPContext *c, AVCodecContext *avctx,
unsigned high_bit_depth);
#endif /* AVCODEC_IDCTDSP_H */

3
libavcodec/loongarch/Makefile
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@ -6,6 +6,7 @@ OBJS-$(CONFIG_VP8_DECODER) += loongarch/vp8dsp_init_loongarch.o
OBJS-$(CONFIG_VP9_DECODER) += loongarch/vp9dsp_init_loongarch.o
OBJS-$(CONFIG_VC1DSP) += loongarch/vc1dsp_init_loongarch.o
OBJS-$(CONFIG_HPELDSP) += loongarch/hpeldsp_init_loongarch.o
OBJS-$(CONFIG_IDCTDSP) += loongarch/idctdsp_init_loongarch.o
LASX-OBJS-$(CONFIG_H264CHROMA) += loongarch/h264chroma_lasx.o
LASX-OBJS-$(CONFIG_H264QPEL) += loongarch/h264qpel_lasx.o
LASX-OBJS-$(CONFIG_H264DSP) += loongarch/h264dsp_lasx.o \
@ -14,6 +15,8 @@ LASX-OBJS-$(CONFIG_H264DSP) += loongarch/h264dsp_lasx.o \
LASX-OBJS-$(CONFIG_H264PRED) += loongarch/h264_intrapred_lasx.o
LASX-OBJS-$(CONFIG_VC1_DECODER) += loongarch/vc1dsp_lasx.o
LASX-OBJS-$(CONFIG_HPELDSP) += loongarch/hpeldsp_lasx.o
LASX-OBJS-$(CONFIG_IDCTDSP) += loongarch/simple_idct_lasx.o \
loongarch/idctdsp_lasx.o
LSX-OBJS-$(CONFIG_VP8_DECODER) += loongarch/vp8_mc_lsx.o \
loongarch/vp8_lpf_lsx.o
LSX-OBJS-$(CONFIG_VP9_DECODER) += loongarch/vp9_mc_lsx.o \

45
libavcodec/loongarch/idctdsp_init_loongarch.c Normal file
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@ -0,0 +1,45 @@
/*
* Copyright (c) 2021 Loongson Technology Corporation Limited
* Contributed by Hao Chen <chenhao@loongson.cn>
*
* 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/loongarch/cpu.h"
#include "idctdsp_loongarch.h"
#include "libavcodec/xvididct.h"
av_cold void ff_idctdsp_init_loongarch(IDCTDSPContext *c, AVCodecContext *avctx,
unsigned high_bit_depth)
{
int cpu_flags = av_get_cpu_flags();
if (have_lasx(cpu_flags)) {
if ((avctx->lowres != 1) && (avctx->lowres != 2) && (avctx->lowres != 3) &&
(avctx->bits_per_raw_sample != 10) &&
(avctx->bits_per_raw_sample != 12) &&
(avctx->idct_algo == FF_IDCT_AUTO)) {
c->idct_put = ff_simple_idct_put_lasx;
c->idct_add = ff_simple_idct_add_lasx;
c->idct = ff_simple_idct_lasx;
c->perm_type = FF_IDCT_PERM_NONE;
}
c->put_pixels_clamped = ff_put_pixels_clamped_lasx;
c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_lasx;
c->add_pixels_clamped = ff_add_pixels_clamped_lasx;
}
}

124
libavcodec/loongarch/idctdsp_lasx.c Normal file
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@ -0,0 +1,124 @@
/*
* Copyright (c) 2021 Loongson Technology Corporation Limited
* Contributed by Hao Chen <chenhao@loongson.cn>
*
* 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 "idctdsp_loongarch.h"
#include "libavutil/loongarch/loongson_intrinsics.h"
void ff_put_pixels_clamped_lasx(const int16_t *block,
uint8_t *av_restrict pixels,
ptrdiff_t stride)
{
__m256i b0, b1, b2, b3;
__m256i temp0, temp1;
ptrdiff_t stride_2x = stride << 1;
ptrdiff_t stride_4x = stride << 2;
ptrdiff_t stride_3x = stride_2x + stride;
DUP4_ARG2(__lasx_xvld, block, 0, block, 32, block, 64, block, 96,
b0, b1, b2, b3);
DUP4_ARG1(__lasx_xvclip255_h, b0, b1, b2, b3, b0, b1, b2, b3);
DUP2_ARG2(__lasx_xvpickev_b, b1, b0, b3, b2, temp0, temp1);
__lasx_xvstelm_d(temp0, pixels, 0, 0);
__lasx_xvstelm_d(temp0, pixels + stride, 0, 2);
__lasx_xvstelm_d(temp0, pixels + stride_2x, 0, 1);
__lasx_xvstelm_d(temp0, pixels + stride_3x, 0, 3);
pixels += stride_4x;
__lasx_xvstelm_d(temp1, pixels, 0, 0);
__lasx_xvstelm_d(temp1, pixels + stride, 0, 2);
__lasx_xvstelm_d(temp1, pixels + stride_2x, 0, 1);
__lasx_xvstelm_d(temp1, pixels + stride_3x, 0, 3);
}
void ff_put_signed_pixels_clamped_lasx(const int16_t *block,
uint8_t *av_restrict pixels,
ptrdiff_t stride)
{
__m256i b0, b1, b2, b3;
__m256i temp0, temp1;
__m256i const_128 = {0x0080008000800080, 0x0080008000800080,
0x0080008000800080, 0x0080008000800080};
ptrdiff_t stride_2x = stride << 1;
ptrdiff_t stride_4x = stride << 2;
ptrdiff_t stride_3x = stride_2x + stride;
DUP4_ARG2(__lasx_xvld, block, 0, block, 32, block, 64, block, 96,
b0, b1, b2, b3);
DUP4_ARG2(__lasx_xvadd_h, b0, const_128, b1, const_128, b2, const_128,
b3, const_128, b0, b1, b2, b3);
DUP4_ARG1(__lasx_xvclip255_h, b0, b1, b2, b3, b0, b1, b2, b3);
DUP2_ARG2(__lasx_xvpickev_b, b1, b0, b3, b2, temp0, temp1);
__lasx_xvstelm_d(temp0, pixels, 0, 0);
__lasx_xvstelm_d(temp0, pixels + stride, 0, 2);
__lasx_xvstelm_d(temp0, pixels + stride_2x, 0, 1);
__lasx_xvstelm_d(temp0, pixels + stride_3x, 0, 3);
pixels += stride_4x;
__lasx_xvstelm_d(temp1, pixels, 0, 0);
__lasx_xvstelm_d(temp1, pixels + stride, 0, 2);
__lasx_xvstelm_d(temp1, pixels + stride_2x, 0, 1);
__lasx_xvstelm_d(temp1, pixels + stride_3x, 0, 3);
}
void ff_add_pixels_clamped_lasx(const int16_t *block,
uint8_t *av_restrict pixels,
ptrdiff_t stride)
{
__m256i b0, b1, b2, b3;
__m256i p0, p1, p2, p3, p4, p5, p6, p7;
__m256i temp0, temp1, temp2, temp3;
uint8_t *pix = pixels;
ptrdiff_t stride_2x = stride << 1;
ptrdiff_t stride_4x = stride << 2;
ptrdiff_t stride_3x = stride_2x + stride;
DUP4_ARG2(__lasx_xvld, block, 0, block, 32, block, 64, block, 96,
b0, b1, b2, b3);
p0 = __lasx_xvldrepl_d(pix, 0);
pix += stride;
p1 = __lasx_xvldrepl_d(pix, 0);
pix += stride;
p2 = __lasx_xvldrepl_d(pix, 0);
pix += stride;
p3 = __lasx_xvldrepl_d(pix, 0);
pix += stride;
p4 = __lasx_xvldrepl_d(pix, 0);
pix += stride;
p5 = __lasx_xvldrepl_d(pix, 0);
pix += stride;
p6 = __lasx_xvldrepl_d(pix, 0);
pix += stride;
p7 = __lasx_xvldrepl_d(pix, 0);
DUP4_ARG3(__lasx_xvpermi_q, p1, p0, 0x20, p3, p2, 0x20, p5, p4, 0x20,
p7, p6, 0x20, temp0, temp1, temp2, temp3);
DUP4_ARG2(__lasx_xvaddw_h_h_bu, b0, temp0, b1, temp1, b2, temp2, b3, temp3,
temp0, temp1, temp2, temp3);
DUP4_ARG1(__lasx_xvclip255_h, temp0, temp1, temp2, temp3,
temp0, temp1, temp2, temp3);
DUP2_ARG2(__lasx_xvpickev_b, temp1, temp0, temp3, temp2, temp0, temp1);
__lasx_xvstelm_d(temp0, pixels, 0, 0);
__lasx_xvstelm_d(temp0, pixels + stride, 0, 2);
__lasx_xvstelm_d(temp0, pixels + stride_2x, 0, 1);
__lasx_xvstelm_d(temp0, pixels + stride_3x, 0, 3);
pixels += stride_4x;
__lasx_xvstelm_d(temp1, pixels, 0, 0);
__lasx_xvstelm_d(temp1, pixels + stride, 0, 2);
__lasx_xvstelm_d(temp1, pixels + stride_2x, 0, 1);
__lasx_xvstelm_d(temp1, pixels + stride_3x, 0, 3);
}

41
libavcodec/loongarch/idctdsp_loongarch.h Normal file
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@ -0,0 +1,41 @@
/*
* Copyright (c) 2021 Loongson Technology Corporation Limited
* Contributed by Hao Chen <chenhao@loongson.cn>
*
* 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
*/
#ifndef AVCODEC_LOONGARCH_IDCTDSP_LOONGARCH_H
#define AVCODEC_LOONGARCH_IDCTDSP_LOONGARCH_H
#include <stdint.h>
#include "libavcodec/mpegvideo.h"
void ff_simple_idct_lasx(int16_t *block);
void ff_simple_idct_put_lasx(uint8_t *dest, ptrdiff_t stride_dst, int16_t *block);
void ff_simple_idct_add_lasx(uint8_t *dest, ptrdiff_t stride_dst, int16_t *block);
void ff_put_pixels_clamped_lasx(const int16_t *block,
uint8_t *av_restrict pixels,
ptrdiff_t line_size);
void ff_put_signed_pixels_clamped_lasx(const int16_t *block,
uint8_t *av_restrict pixels,
ptrdiff_t line_size);
void ff_add_pixels_clamped_lasx(const int16_t *block,
uint8_t *av_restrict pixels,
ptrdiff_t line_size);
#endif /* AVCODEC_LOONGARCH_IDCTDSP_LOONGARCH_H */

297
libavcodec/loongarch/simple_idct_lasx.c Normal file
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@ -0,0 +1,297 @@
/*
* Copyright (c) 2021 Loongson Technology Corporation Limited
* Contributed by Hao Chen <chenhao@loongson.cn>
*
* 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/loongarch/loongson_intrinsics.h"
#include "idctdsp_loongarch.h"
#define LASX_TRANSPOSE4x16(in_0, in_1, in_2, in_3, out_0, out_1, out_2, out_3) \
{ \
__m256i temp_0, temp_1, temp_2, temp_3; \
__m256i temp_4, temp_5, temp_6, temp_7; \
DUP4_ARG3(__lasx_xvpermi_q, in_2, in_0, 0x20, in_2, in_0, 0x31, in_3, in_1,\
0x20, in_3, in_1, 0x31, temp_0, temp_1, temp_2, temp_3); \
DUP2_ARG2(__lasx_xvilvl_h, temp_1, temp_0, temp_3, temp_2, temp_4, temp_6);\
DUP2_ARG2(__lasx_xvilvh_h, temp_1, temp_0, temp_3, temp_2, temp_5, temp_7);\
DUP2_ARG2(__lasx_xvilvl_w, temp_6, temp_4, temp_7, temp_5, out_0, out_2); \
DUP2_ARG2(__lasx_xvilvh_w, temp_6, temp_4, temp_7, temp_5, out_1, out_3); \
}
#define LASX_IDCTROWCONDDC \
const_val = 16383 * ((1 << 19) / 16383); \
const_val1 = __lasx_xvreplgr2vr_w(const_val); \
DUP4_ARG2(__lasx_xvld, block, 0, block, 32, block, 64, block, 96, \
in0, in1, in2, in3); \
LASX_TRANSPOSE4x16(in0, in1, in2, in3, in0, in1, in2, in3); \
a0 = __lasx_xvpermi_d(in0, 0xD8); \
a0 = __lasx_vext2xv_w_h(a0); \
temp = __lasx_xvslli_w(a0, 3); \
a1 = __lasx_xvpermi_d(in0, 0x8D); \
a1 = __lasx_vext2xv_w_h(a1); \
a2 = __lasx_xvpermi_d(in1, 0xD8); \
a2 = __lasx_vext2xv_w_h(a2); \
a3 = __lasx_xvpermi_d(in1, 0x8D); \
a3 = __lasx_vext2xv_w_h(a3); \
b0 = __lasx_xvpermi_d(in2, 0xD8); \
b0 = __lasx_vext2xv_w_h(b0); \
b1 = __lasx_xvpermi_d(in2, 0x8D); \
b1 = __lasx_vext2xv_w_h(b1); \
b2 = __lasx_xvpermi_d(in3, 0xD8); \
b2 = __lasx_vext2xv_w_h(b2); \
b3 = __lasx_xvpermi_d(in3, 0x8D); \
b3 = __lasx_vext2xv_w_h(b3); \
select_vec = a0 | a1 | a2 | a3 | b0 | b1 | b2 | b3; \
select_vec = __lasx_xvslti_wu(select_vec, 1); \
\
DUP4_ARG2(__lasx_xvrepl128vei_h, w1, 2, w1, 3, w1, 4, w1, 5, \
w2, w3, w4, w5); \
DUP2_ARG2(__lasx_xvrepl128vei_h, w1, 6, w1, 7, w6, w7); \
w1 = __lasx_xvrepl128vei_h(w1, 1); \
\
/* part of FUNC6(idctRowCondDC) */ \
temp0 = __lasx_xvmaddwl_w_h(const_val0, in0, w4); \
DUP2_ARG2(__lasx_xvmulwl_w_h, in1, w2, in1, w6, temp1, temp2); \
a0 = __lasx_xvadd_w(temp0, temp1); \
a1 = __lasx_xvadd_w(temp0, temp2); \
a2 = __lasx_xvsub_w(temp0, temp2); \
a3 = __lasx_xvsub_w(temp0, temp1); \
\
DUP2_ARG2(__lasx_xvilvh_h, in1, in0, w3, w1, temp0, temp1); \
b0 = __lasx_xvdp2_w_h(temp0, temp1); \
temp1 = __lasx_xvneg_h(w7); \
temp2 = __lasx_xvilvl_h(temp1, w3); \
b1 = __lasx_xvdp2_w_h(temp0, temp2); \
temp1 = __lasx_xvneg_h(w1); \
temp2 = __lasx_xvilvl_h(temp1, w5); \
b2 = __lasx_xvdp2_w_h(temp0, temp2); \
temp1 = __lasx_xvneg_h(w5); \
temp2 = __lasx_xvilvl_h(temp1, w7); \
b3 = __lasx_xvdp2_w_h(temp0, temp2); \
\
/* if (AV_RAN64A(row + 4)) */ \
DUP2_ARG2(__lasx_xvilvl_h, in3, in2, w6, w4, temp0, temp1); \
a0 = __lasx_xvdp2add_w_h(a0, temp0, temp1); \
temp1 = __lasx_xvilvl_h(w2, w4); \
a1 = __lasx_xvdp2sub_w_h(a1, temp0, temp1); \
temp1 = __lasx_xvneg_h(w4); \
temp2 = __lasx_xvilvl_h(w2, temp1); \
a2 = __lasx_xvdp2add_w_h(a2, temp0, temp2); \
temp1 = __lasx_xvneg_h(w6); \
temp2 = __lasx_xvilvl_h(temp1, w4); \
a3 = __lasx_xvdp2add_w_h(a3, temp0, temp2); \
\
DUP2_ARG2(__lasx_xvilvh_h, in3, in2, w7, w5, temp0, temp1); \
b0 = __lasx_xvdp2add_w_h(b0, temp0, temp1); \
DUP2_ARG2(__lasx_xvilvl_h, w5, w1, w3, w7, temp1, temp2); \
b1 = __lasx_xvdp2sub_w_h(b1, temp0, temp1); \
b2 = __lasx_xvdp2add_w_h(b2, temp0, temp2); \
temp1 = __lasx_xvneg_h(w1); \
temp2 = __lasx_xvilvl_h(temp1, w3); \
b3 = __lasx_xvdp2add_w_h(b3, temp0, temp2); \
\
DUP4_ARG2(__lasx_xvadd_w, a0, b0, a1, b1, a2, b2, a3, b3, \
temp0, temp1, temp2, temp3); \
DUP4_ARG2(__lasx_xvsub_w, a0, b0, a1, b1, a2, b2, a3, b3, \
a0, a1, a2, a3); \
DUP4_ARG2(__lasx_xvsrai_w, temp0, 11, temp1, 11, temp2, 11, temp3, 11, \
temp0, temp1, temp2, temp3); \
DUP4_ARG2(__lasx_xvsrai_w, a0, 11, a1, 11, a2, 11, a3, 11, a0, a1, a2, a3);\
DUP4_ARG3(__lasx_xvbitsel_v, temp0, temp, select_vec, temp1, temp, \
select_vec, temp2, temp, select_vec, temp3, temp, select_vec, \
in0, in1, in2, in3); \
DUP4_ARG3(__lasx_xvbitsel_v, a0, temp, select_vec, a1, temp, \
select_vec, a2, temp, select_vec, a3, temp, select_vec, \
a0, a1, a2, a3); \
DUP4_ARG2(__lasx_xvpickev_h, in1, in0, in3, in2, a2, a3, a0, a1, \
in0, in1, in2, in3); \
DUP4_ARG2(__lasx_xvpermi_d, in0, 0xD8, in1, 0xD8, in2, 0xD8, in3, 0xD8, \
in0, in1, in2, in3); \
#define LASX_IDCTCOLS \
/* part of FUNC6(idctSparaseCol) */ \
LASX_TRANSPOSE4x16(in0, in1, in2, in3, in0, in1, in2, in3); \
temp0 = __lasx_xvmaddwl_w_h(const_val1, in0, w4); \
DUP2_ARG2(__lasx_xvmulwl_w_h, in1, w2, in1, w6, temp1, temp2); \
a0 = __lasx_xvadd_w(temp0, temp1); \
a1 = __lasx_xvadd_w(temp0, temp2); \
a2 = __lasx_xvsub_w(temp0, temp2); \
a3 = __lasx_xvsub_w(temp0, temp1); \
\
DUP2_ARG2(__lasx_xvilvh_h, in1, in0, w3, w1, temp0, temp1); \
b0 = __lasx_xvdp2_w_h(temp0, temp1); \
temp1 = __lasx_xvneg_h(w7); \
temp2 = __lasx_xvilvl_h(temp1, w3); \
b1 = __lasx_xvdp2_w_h(temp0, temp2); \
temp1 = __lasx_xvneg_h(w1); \
temp2 = __lasx_xvilvl_h(temp1, w5); \
b2 = __lasx_xvdp2_w_h(temp0, temp2); \
temp1 = __lasx_xvneg_h(w5); \
temp2 = __lasx_xvilvl_h(temp1, w7); \
b3 = __lasx_xvdp2_w_h(temp0, temp2); \
\
/* if (AV_RAN64A(row + 4)) */ \
DUP2_ARG2(__lasx_xvilvl_h, in3, in2, w6, w4, temp0, temp1); \
a0 = __lasx_xvdp2add_w_h(a0, temp0, temp1); \
temp1 = __lasx_xvilvl_h(w2, w4); \
a1 = __lasx_xvdp2sub_w_h(a1, temp0, temp1); \
temp1 = __lasx_xvneg_h(w4); \
temp2 = __lasx_xvilvl_h(w2, temp1); \
a2 = __lasx_xvdp2add_w_h(a2, temp0, temp2); \
temp1 = __lasx_xvneg_h(w6); \
temp2 = __lasx_xvilvl_h(temp1, w4); \
a3 = __lasx_xvdp2add_w_h(a3, temp0, temp2); \
\
DUP2_ARG2(__lasx_xvilvh_h, in3, in2, w7, w5, temp0, temp1); \
b0 = __lasx_xvdp2add_w_h(b0, temp0, temp1); \
DUP2_ARG2(__lasx_xvilvl_h, w5, w1, w3, w7, temp1, temp2); \
b1 = __lasx_xvdp2sub_w_h(b1, temp0, temp1); \
b2 = __lasx_xvdp2add_w_h(b2, temp0, temp2); \
temp1 = __lasx_xvneg_h(w1); \
temp2 = __lasx_xvilvl_h(temp1, w3); \
b3 = __lasx_xvdp2add_w_h(b3, temp0, temp2); \
\
DUP4_ARG2(__lasx_xvadd_w, a0, b0, a1, b1, a2, b2, a3, b3, \
temp0, temp1, temp2, temp3); \
DUP4_ARG2(__lasx_xvsub_w, a3, b3, a2, b2, a1, b1, a0, b0, \
a3, a2, a1, a0); \
DUP4_ARG3(__lasx_xvsrani_h_w, temp1, temp0, 20, temp3, temp2, 20, a2, a3, \
20, a0, a1, 20, in0, in1, in2, in3); \
void ff_simple_idct_lasx(int16_t *block)
{
int32_t const_val = 1 << 10;
__m256i w1 = {0x4B42539F58C50000, 0x11A822A332493FFF,
0x4B42539F58C50000, 0x11A822A332493FFF};
__m256i in0, in1, in2, in3;
__m256i w2, w3, w4, w5, w6, w7;
__m256i a0, a1, a2, a3;
__m256i b0, b1, b2, b3;
__m256i temp0, temp1, temp2, temp3;
__m256i const_val0 = __lasx_xvreplgr2vr_w(const_val);
__m256i const_val1, select_vec, temp;
LASX_IDCTROWCONDDC
LASX_IDCTCOLS
DUP4_ARG2(__lasx_xvpermi_d, in0, 0xD8, in1, 0xD8, in2, 0xD8, in3, 0xD8,
in0, in1, in2, in3);
__lasx_xvst(in0, block, 0);
__lasx_xvst(in1, block, 32);
__lasx_xvst(in2, block, 64);
__lasx_xvst(in3, block, 96);
}
void ff_simple_idct_put_lasx(uint8_t *dst, ptrdiff_t dst_stride,
int16_t *block)
{
int32_t const_val = 1 << 10;
ptrdiff_t dst_stride_2x = dst_stride << 1;
ptrdiff_t dst_stride_4x = dst_stride << 2;
ptrdiff_t dst_stride_3x = dst_stride_2x + dst_stride;
__m256i w1 = {0x4B42539F58C50000, 0x11A822A332493FFF,
0x4B42539F58C50000, 0x11A822A332493FFF};
__m256i in0, in1, in2, in3;
__m256i w2, w3, w4, w5, w6, w7;
__m256i a0, a1, a2, a3;
__m256i b0, b1, b2, b3;
__m256i temp0, temp1, temp2, temp3;
__m256i const_val0 = __lasx_xvreplgr2vr_w(const_val);
__m256i const_val1, select_vec, temp;
LASX_IDCTROWCONDDC
LASX_IDCTCOLS
DUP4_ARG2(__lasx_xvpermi_d, in0, 0xD8, in1, 0xD8, in2, 0xD8, in3, 0xD8,
in0, in1, in2, in3);
DUP4_ARG1(__lasx_xvclip255_h, in0, in1, in2, in3, in0, in1, in2, in3);
DUP2_ARG2(__lasx_xvpickev_b, in1, in0, in3, in2, in0, in1);
__lasx_xvstelm_d(in0, dst, 0, 0);
__lasx_xvstelm_d(in0, dst + dst_stride, 0, 2);
__lasx_xvstelm_d(in0, dst + dst_stride_2x, 0, 1);
__lasx_xvstelm_d(in0, dst + dst_stride_3x, 0, 3);
dst += dst_stride_4x;
__lasx_xvstelm_d(in1, dst, 0, 0);
__lasx_xvstelm_d(in1, dst + dst_stride, 0, 2);
__lasx_xvstelm_d(in1, dst + dst_stride_2x, 0, 1);
__lasx_xvstelm_d(in1, dst + dst_stride_3x, 0, 3);
}
void ff_simple_idct_add_lasx(uint8_t *dst, ptrdiff_t dst_stride,
int16_t *block)
{
int32_t const_val = 1 << 10;
uint8_t *dst1 = dst;
ptrdiff_t dst_stride_2x = dst_stride << 1;
ptrdiff_t dst_stride_4x = dst_stride << 2;
ptrdiff_t dst_stride_3x = dst_stride_2x + dst_stride;
__m256i w1 = {0x4B42539F58C50000, 0x11A822A332493FFF,
0x4B42539F58C50000, 0x11A822A332493FFF};
__m256i sh = {0x0003000200010000, 0x000B000A00090008,
0x0007000600050004, 0x000F000E000D000C};
__m256i in0, in1, in2, in3;
__m256i w2, w3, w4, w5, w6, w7;
__m256i a0, a1, a2, a3;
__m256i b0, b1, b2, b3;
__m256i temp0, temp1, temp2, temp3;
__m256i const_val0 = __lasx_xvreplgr2vr_w(const_val);
__m256i const_val1, select_vec, temp;
LASX_IDCTROWCONDDC
LASX_IDCTCOLS
a0 = __lasx_xvldrepl_d(dst1, 0);
a0 = __lasx_vext2xv_hu_bu(a0);
dst1 += dst_stride;
a1 = __lasx_xvldrepl_d(dst1, 0);
a1 = __lasx_vext2xv_hu_bu(a1);
dst1 += dst_stride;
a2 = __lasx_xvldrepl_d(dst1, 0);
a2 = __lasx_vext2xv_hu_bu(a2);
dst1 += dst_stride;
a3 = __lasx_xvldrepl_d(dst1, 0);
a3 = __lasx_vext2xv_hu_bu(a3);
dst1 += dst_stride;
b0 = __lasx_xvldrepl_d(dst1, 0);
b0 = __lasx_vext2xv_hu_bu(b0);
dst1 += dst_stride;
b1 = __lasx_xvldrepl_d(dst1, 0);
b1 = __lasx_vext2xv_hu_bu(b1);
dst1 += dst_stride;
b2 = __lasx_xvldrepl_d(dst1, 0);
b2 = __lasx_vext2xv_hu_bu(b2);
dst1 += dst_stride;
b3 = __lasx_xvldrepl_d(dst1, 0);
b3 = __lasx_vext2xv_hu_bu(b3);
DUP4_ARG3(__lasx_xvshuf_h, sh, a1, a0, sh, a3, a2, sh, b1, b0, sh, b3, b2,
temp0, temp1, temp2, temp3);
DUP4_ARG2(__lasx_xvadd_h, temp0, in0, temp1, in1, temp2, in2, temp3, in3,
in0, in1, in2, in3);
DUP4_ARG2(__lasx_xvpermi_d, in0, 0xD8, in1, 0xD8, in2, 0xD8, in3, 0xD8,
in0, in1, in2, in3);
DUP4_ARG1(__lasx_xvclip255_h, in0, in1, in2, in3, in0, in1, in2, in3);
DUP2_ARG2(__lasx_xvpickev_b, in1, in0, in3, in2, in0, in1);
__lasx_xvstelm_d(in0, dst, 0, 0);
__lasx_xvstelm_d(in0, dst + dst_stride, 0, 2);
__lasx_xvstelm_d(in0, dst + dst_stride_2x, 0, 1);
__lasx_xvstelm_d(in0, dst + dst_stride_3x, 0, 3);
dst += dst_stride_4x;
__lasx_xvstelm_d(in1, dst, 0, 0);
__lasx_xvstelm_d(in1, dst + dst_stride, 0, 2);
__lasx_xvstelm_d(in1, dst + dst_stride_2x, 0, 1);
__lasx_xvstelm_d(in1, dst + dst_stride_3x, 0, 3);
}