diff --git a/libavcodec/idctdsp.c b/libavcodec/idctdsp.c index 846ed0b0f8..71bd03c606 100644 --- a/libavcodec/idctdsp.c +++ b/libavcodec/idctdsp.c @@ -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); diff --git a/libavcodec/idctdsp.h b/libavcodec/idctdsp.h index ca21a31a02..014488aec3 100644 --- a/libavcodec/idctdsp.h +++ b/libavcodec/idctdsp.h @@ -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 */ diff --git a/libavcodec/loongarch/Makefile b/libavcodec/loongarch/Makefile index 07a401d883..c4d71e801b 100644 --- a/libavcodec/loongarch/Makefile +++ b/libavcodec/loongarch/Makefile @@ -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 \ diff --git a/libavcodec/loongarch/idctdsp_init_loongarch.c b/libavcodec/loongarch/idctdsp_init_loongarch.c new file mode 100644 index 0000000000..9d1d21cc18 --- /dev/null +++ b/libavcodec/loongarch/idctdsp_init_loongarch.c @@ -0,0 +1,45 @@ +/* + * Copyright (c) 2021 Loongson Technology Corporation Limited + * Contributed by Hao Chen + * + * 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; + } +} diff --git a/libavcodec/loongarch/idctdsp_lasx.c b/libavcodec/loongarch/idctdsp_lasx.c new file mode 100644 index 0000000000..1cfab0e028 --- /dev/null +++ b/libavcodec/loongarch/idctdsp_lasx.c @@ -0,0 +1,124 @@ +/* + * Copyright (c) 2021 Loongson Technology Corporation Limited + * Contributed by Hao Chen + * + * 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); +} diff --git a/libavcodec/loongarch/idctdsp_loongarch.h b/libavcodec/loongarch/idctdsp_loongarch.h new file mode 100644 index 0000000000..cae8e7af58 --- /dev/null +++ b/libavcodec/loongarch/idctdsp_loongarch.h @@ -0,0 +1,41 @@ +/* + * Copyright (c) 2021 Loongson Technology Corporation Limited + * Contributed by Hao Chen + * + * 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 +#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 */ diff --git a/libavcodec/loongarch/simple_idct_lasx.c b/libavcodec/loongarch/simple_idct_lasx.c new file mode 100644 index 0000000000..a0d936b666 --- /dev/null +++ b/libavcodec/loongarch/simple_idct_lasx.c @@ -0,0 +1,297 @@ +/* + * Copyright (c) 2021 Loongson Technology Corporation Limited + * Contributed by Hao Chen + * + * 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); +}