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FFmpeg/libavcodec/mips/hevc_idct_msa.c

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/*
* Copyright (c) 2015 Manojkumar Bhosale (Manojkumar.Bhosale@imgtec.com)
*
* 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/mips/generic_macros_msa.h"
#include "libavcodec/mips/hevcdsp_mips.h"
static const int16_t gt8x8_cnst[16] = {
64, 64, 83, 36, 89, 50, 18, 75, 64, -64, 36, -83, 75, -89, -50, -18
};
static const int16_t gt16x16_cnst[64] = {
64, 83, 64, 36, 89, 75, 50, 18, 90, 80, 57, 25, 70, 87, 9, 43,
64, 36, -64, -83, 75, -18, -89, -50, 87, 9, -80, -70, -43, 57, -25, -90,
64, -36, -64, 83, 50, -89, 18, 75, 80, -70, -25, 90, -87, 9, 43, 57,
64, -83, 64, -36, 18, -50, 75, -89, 70, -87, 90, -80, 9, -43, -57, 25
};
static const int16_t gt32x32_cnst0[256] = {
90, 90, 88, 85, 82, 78, 73, 67, 61, 54, 46, 38, 31, 22, 13, 4,
90, 82, 67, 46, 22, -4, -31, -54, -73, -85, -90, -88, -78, -61, -38, -13,
88, 67, 31, -13, -54, -82, -90, -78, -46, -4, 38, 73, 90, 85, 61, 22,
85, 46, -13, -67, -90, -73, -22, 38, 82, 88, 54, -4, -61, -90, -78, -31,
82, 22, -54, -90, -61, 13, 78, 85, 31, -46, -90, -67, 4, 73, 88, 38,
78, -4, -82, -73, 13, 85, 67, -22, -88, -61, 31, 90, 54, -38, -90, -46,
73, -31, -90, -22, 78, 67, -38, -90, -13, 82, 61, -46, -88, -4, 85, 54,
67, -54, -78, 38, 85, -22, -90, 4, 90, 13, -88, -31, 82, 46, -73, -61,
61, -73, -46, 82, 31, -88, -13, 90, -4, -90, 22, 85, -38, -78, 54, 67,
54, -85, -4, 88, -46, -61, 82, 13, -90, 38, 67, -78, -22, 90, -31, -73,
46, -90, 38, 54, -90, 31, 61, -88, 22, 67, -85, 13, 73, -82, 4, 78,
38, -88, 73, -4, -67, 90, -46, -31, 85, -78, 13, 61, -90, 54, 22, -82,
31, -78, 90, -61, 4, 54, -88, 82, -38, -22, 73, -90, 67, -13, -46, 85,
22, -61, 85, -90, 73, -38, -4, 46, -78, 90, -82, 54, -13, -31, 67, -88,
13, -38, 61, -78, 88, -90, 85, -73, 54, -31, 4, 22, -46, 67, -82, 90,
4, -13, 22, -31, 38, -46, 54, -61, 67, -73, 78, -82, 85, -88, 90, -90
};
static const int16_t gt32x32_cnst1[64] = {
90, 87, 80, 70, 57, 43, 25, 9, 87, 57, 9, -43, -80, -90, -70, -25,
80, 9, -70, -87, -25, 57, 90, 43, 70, -43, -87, 9, 90, 25, -80, -57,
57, -80, -25, 90, -9, -87, 43, 70, 43, -90, 57, 25, -87, 70, 9, -80,
25, -70, 90, -80, 43, 9, -57, 87, 9, -25, 43, -57, 70, -80, 87, -90
};
static const int16_t gt32x32_cnst2[16] = {
89, 75, 50, 18, 75, -18, -89, -50, 50, -89, 18, 75, 18, -50, 75, -89
};
static const int16_t gt32x32_cnst3[16] = {
64, 64, 64, 64, 83, 36, -36, -83, 64, -64, -64, 64, 36, -83, 83, -36
};
#define HEVC_IDCT4x4_COL(in_r0, in_l0, in_r1, in_l1, \
sum0, sum1, sum2, sum3, shift) \
{ \
v4i32 vec0, vec1, vec2, vec3, vec4, vec5; \
v4i32 cnst64 = __msa_ldi_w(64); \
v4i32 cnst83 = __msa_ldi_w(83); \
v4i32 cnst36 = __msa_ldi_w(36); \
\
DOTP_SH4_SW(in_r0, in_r1, in_l0, in_l1, cnst64, cnst64, \
cnst83, cnst36, vec0, vec2, vec1, vec3); \
DOTP_SH2_SW(in_l0, in_l1, cnst36, cnst83, vec4, vec5); \
\
sum0 = vec0 + vec2; \
sum1 = vec0 - vec2; \
sum3 = sum0; \
sum2 = sum1; \
\
vec1 += vec3; \
vec4 -= vec5; \
\
sum0 += vec1; \
sum1 += vec4; \
sum2 -= vec4; \
sum3 -= vec1; \
\
SRARI_W4_SW(sum0, sum1, sum2, sum3, shift); \
SAT_SW4_SW(sum0, sum1, sum2, sum3, 15); \
}
#define HEVC_IDCT8x8_COL(in0, in1, in2, in3, in4, in5, in6, in7, shift) \
{ \
v8i16 src0_r, src1_r, src2_r, src3_r; \
v8i16 src0_l, src1_l, src2_l, src3_l; \
v8i16 filt0, filter0, filter1, filter2, filter3; \
v4i32 temp0_r, temp1_r, temp2_r, temp3_r, temp4_r, temp5_r; \
v4i32 temp0_l, temp1_l, temp2_l, temp3_l, temp4_l, temp5_l; \
v4i32 sum0_r, sum1_r, sum2_r, sum3_r; \
v4i32 sum0_l, sum1_l, sum2_l, sum3_l; \
\
ILVR_H4_SH(in4, in0, in6, in2, in5, in1, in3, in7, \
src0_r, src1_r, src2_r, src3_r); \
ILVL_H4_SH(in4, in0, in6, in2, in5, in1, in3, in7, \
src0_l, src1_l, src2_l, src3_l); \
\
filt0 = LD_SH(filter); \
SPLATI_W4_SH(filt0, filter0, filter1, filter2, filter3); \
DOTP_SH4_SW(src0_r, src0_l, src1_r, src1_l, filter0, filter0, \
filter1, filter1, temp0_r, temp0_l, temp1_r, temp1_l); \
\
BUTTERFLY_4(temp0_r, temp0_l, temp1_l, temp1_r, sum0_r, sum0_l, \
sum1_l, sum1_r); \
sum2_r = sum1_r; \
sum2_l = sum1_l; \
sum3_r = sum0_r; \
sum3_l = sum0_l; \
\
DOTP_SH4_SW(src2_r, src2_l, src3_r, src3_l, filter2, filter2, \
filter3, filter3, temp2_r, temp2_l, temp3_r, temp3_l); \
\
temp2_r += temp3_r; \
temp2_l += temp3_l; \
sum0_r += temp2_r; \
sum0_l += temp2_l; \
sum3_r -= temp2_r; \
sum3_l -= temp2_l; \
\
SRARI_W4_SW(sum0_r, sum0_l, sum3_r, sum3_l, shift); \
SAT_SW4_SW(sum0_r, sum0_l, sum3_r, sum3_l, 15); \
PCKEV_H2_SH(sum0_l, sum0_r, sum3_l, sum3_r, in0, in7); \
DOTP_SH4_SW(src2_r, src2_l, src3_r, src3_l, filter3, filter3, \
filter2, filter2, temp4_r, temp4_l, temp5_r, temp5_l); \
\
temp4_r -= temp5_r; \
temp4_l -= temp5_l; \
sum1_r += temp4_r; \
sum1_l += temp4_l; \
sum2_r -= temp4_r; \
sum2_l -= temp4_l; \
\
SRARI_W4_SW(sum1_r, sum1_l, sum2_r, sum2_l, shift); \
SAT_SW4_SW(sum1_r, sum1_l, sum2_r, sum2_l, 15); \
PCKEV_H2_SH(sum1_l, sum1_r, sum2_l, sum2_r, in3, in4); \
\
filt0 = LD_SH(filter + 8); \
SPLATI_W4_SH(filt0, filter0, filter1, filter2, filter3); \
DOTP_SH4_SW(src0_r, src0_l, src1_r, src1_l, filter0, filter0, \
filter1, filter1, temp0_r, temp0_l, temp1_r, temp1_l); \
\
BUTTERFLY_4(temp0_r, temp0_l, temp1_l, temp1_r, sum0_r, sum0_l, \
sum1_l, sum1_r); \
sum2_r = sum1_r; \
sum2_l = sum1_l; \
sum3_r = sum0_r; \
sum3_l = sum0_l; \
\
DOTP_SH4_SW(src2_r, src2_l, src3_r, src3_l, filter2, filter2, \
filter3, filter3, temp2_r, temp2_l, temp3_r, temp3_l); \
\
temp2_r += temp3_r; \
temp2_l += temp3_l; \
sum0_r += temp2_r; \
sum0_l += temp2_l; \
sum3_r -= temp2_r; \
sum3_l -= temp2_l; \
\
SRARI_W4_SW(sum0_r, sum0_l, sum3_r, sum3_l, shift); \
SAT_SW4_SW(sum0_r, sum0_l, sum3_r, sum3_l, 15); \
PCKEV_H2_SH(sum0_l, sum0_r, sum3_l, sum3_r, in1, in6); \
DOTP_SH4_SW(src2_r, src2_l, src3_r, src3_l, filter3, filter3, \
filter2, filter2, temp4_r, temp4_l, temp5_r, temp5_l); \
\
temp4_r -= temp5_r; \
temp4_l -= temp5_l; \
sum1_r -= temp4_r; \
sum1_l -= temp4_l; \
sum2_r += temp4_r; \
sum2_l += temp4_l; \
\
SRARI_W4_SW(sum1_r, sum1_l, sum2_r, sum2_l, shift); \
SAT_SW4_SW(sum1_r, sum1_l, sum2_r, sum2_l, 15); \
PCKEV_H2_SH(sum1_l, sum1_r, sum2_l, sum2_r, in2, in5); \
}
#define HEVC_IDCT16x16_COL(src0_r, src1_r, src2_r, src3_r, \
src4_r, src5_r, src6_r, src7_r, \
src0_l, src1_l, src2_l, src3_l, \
src4_l, src5_l, src6_l, src7_l, shift) \
{ \
int16_t *ptr0, *ptr1; \
v8i16 filt0, filt1, dst0, dst1; \
v8i16 filter0, filter1, filter2, filter3; \
v4i32 temp0_r, temp1_r, temp0_l, temp1_l; \
v4i32 sum0_r, sum1_r, sum2_r, sum3_r, sum0_l, sum1_l, sum2_l; \
v4i32 sum3_l, res0_r, res1_r, res0_l, res1_l; \
\
ptr0 = (buf_ptr + 112); \
ptr1 = (buf_ptr + 128); \
k = -1; \
\
for (j = 0; j < 4; j++) \
{ \
LD_SH2(filter, 8, filt0, filt1) \
filter += 16; \
SPLATI_W2_SH(filt0, 0, filter0, filter1); \
SPLATI_W2_SH(filt1, 0, filter2, filter3); \
DOTP_SH4_SW(src0_r, src0_l, src4_r, src4_l, filter0, filter0, \
filter2, filter2, sum0_r, sum0_l, sum2_r, sum2_l); \
DOTP_SH2_SW(src7_r, src7_l, filter2, filter2, sum3_r, sum3_l); \
DPADD_SH4_SW(src1_r, src1_l, src5_r, src5_l, filter1, filter1, \
filter3, filter3, sum0_r, sum0_l, sum2_r, sum2_l); \
DPADD_SH2_SW(src6_r, src6_l, filter3, filter3, sum3_r, sum3_l); \
\
sum1_r = sum0_r; \
sum1_l = sum0_l; \
\
SPLATI_W2_SH(filt0, 2, filter0, filter1); \
SPLATI_W2_SH(filt1, 2, filter2, filter3); \
DOTP_SH2_SW(src2_r, src2_l, filter0, filter0, temp0_r, temp0_l); \
DPADD_SH2_SW(src6_r, src6_l, filter2, filter2, sum2_r, sum2_l); \
DOTP_SH2_SW(src5_r, src5_l, filter2, filter2, temp1_r, temp1_l); \
\
sum0_r += temp0_r; \
sum0_l += temp0_l; \
sum1_r -= temp0_r; \
sum1_l -= temp0_l; \
\
sum3_r = temp1_r - sum3_r; \
sum3_l = temp1_l - sum3_l; \
\
DOTP_SH2_SW(src3_r, src3_l, filter1, filter1, temp0_r, temp0_l); \
DPADD_SH4_SW(src7_r, src7_l, src4_r, src4_l, filter3, filter3, \
filter3, filter3, sum2_r, sum2_l, sum3_r, sum3_l); \
\
sum0_r += temp0_r; \
sum0_l += temp0_l; \
sum1_r -= temp0_r; \
sum1_l -= temp0_l; \
\
BUTTERFLY_4(sum0_r, sum0_l, sum2_l, sum2_r, res0_r, res0_l, \
res1_l, res1_r); \
SRARI_W4_SW(res0_r, res0_l, res1_r, res1_l, shift); \
SAT_SW4_SW(res0_r, res0_l, res1_r, res1_l, 15); \
PCKEV_H2_SH(res0_l, res0_r, res1_l, res1_r, dst0, dst1); \
ST_SH(dst0, buf_ptr); \
ST_SH(dst1, (buf_ptr + ((15 - (j * 2)) * 16))); \
\
BUTTERFLY_4(sum1_r, sum1_l, sum3_l, sum3_r, res0_r, res0_l, \
res1_l, res1_r); \
SRARI_W4_SW(res0_r, res0_l, res1_r, res1_l, shift); \
SAT_SW4_SW(res0_r, res0_l, res1_r, res1_l, 15); \
PCKEV_H2_SH(res0_l, res0_r, res1_l, res1_r, dst0, dst1); \
ST_SH(dst0, (ptr0 + (((j / 2 + j % 2) * 2 * k) * 16))); \
ST_SH(dst1, (ptr1 - (((j / 2 + j % 2) * 2 * k) * 16))); \
\
k *= -1; \
buf_ptr += 16; \
} \
}
#define HEVC_EVEN16_CALC(input, sum0_r, sum0_l, load_idx, store_idx) \
{ \
LD_SW2(input + load_idx * 8, 4, tmp0_r, tmp0_l); \
tmp1_r = sum0_r; \
tmp1_l = sum0_l; \
sum0_r += tmp0_r; \
sum0_l += tmp0_l; \
ST_SW2(sum0_r, sum0_l, (input + load_idx * 8), 4); \
tmp1_r -= tmp0_r; \
tmp1_l -= tmp0_l; \
ST_SW2(tmp1_r, tmp1_l, (input + store_idx * 8), 4); \
}
#define HEVC_IDCT_LUMA4x4_COL(in_r0, in_l0, in_r1, in_l1, \
res0, res1, res2, res3, shift) \
{ \
v4i32 vec0, vec1, vec2, vec3; \
v4i32 cnst74 = __msa_ldi_w(74); \
v4i32 cnst55 = __msa_ldi_w(55); \
v4i32 cnst29 = __msa_ldi_w(29); \
\
vec0 = in_r0 + in_r1; \
vec2 = in_r0 - in_l1; \
res0 = vec0 * cnst29; \
res1 = vec2 * cnst55; \
res2 = in_r0 - in_r1; \
vec1 = in_r1 + in_l1; \
res2 += in_l1; \
vec3 = in_l0 * cnst74; \
res3 = vec0 * cnst55; \
\
res0 += vec1 * cnst55; \
res1 -= vec1 * cnst29; \
res2 *= cnst74; \
res3 += vec2 * cnst29; \
\
res0 += vec3; \
res1 += vec3; \
res3 -= vec3; \
\
SRARI_W4_SW(res0, res1, res2, res3, shift); \
SAT_SW4_SW(res0, res1, res2, res3, 15); \
}
static void hevc_idct_4x4_msa(int16_t *coeffs)
{
v8i16 in0, in1;
v4i32 in_r0, in_l0, in_r1, in_l1;
v4i32 sum0, sum1, sum2, sum3;
v8i16 zeros = { 0 };
LD_SH2(coeffs, 8, in0, in1);
ILVRL_H2_SW(zeros, in0, in_r0, in_l0);
ILVRL_H2_SW(zeros, in1, in_r1, in_l1);
HEVC_IDCT4x4_COL(in_r0, in_l0, in_r1, in_l1, sum0, sum1, sum2, sum3, 7);
TRANSPOSE4x4_SW_SW(sum0, sum1, sum2, sum3, in_r0, in_l0, in_r1, in_l1);
HEVC_IDCT4x4_COL(in_r0, in_l0, in_r1, in_l1, sum0, sum1, sum2, sum3, 12);
TRANSPOSE4x4_SW_SW(sum0, sum1, sum2, sum3, sum0, sum1, sum2, sum3);
PCKEV_H2_SH(sum1, sum0, sum3, sum2, in0, in1);
ST_SH2(in0, in1, coeffs, 8);
}
static void hevc_idct_8x8_msa(int16_t *coeffs)
{
int16_t *filter = &gt8x8_cnst[0];
v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
LD_SH8(coeffs, 8, in0, in1, in2, in3, in4, in5, in6, in7);
HEVC_IDCT8x8_COL(in0, in1, in2, in3, in4, in5, in6, in7, 7);
TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
in0, in1, in2, in3, in4, in5, in6, in7);
HEVC_IDCT8x8_COL(in0, in1, in2, in3, in4, in5, in6, in7, 12);
TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
in0, in1, in2, in3, in4, in5, in6, in7);
ST_SH8(in0, in1, in2, in3, in4, in5, in6, in7, coeffs, 8);
}
static void hevc_idct_16x16_msa(int16_t *coeffs)
{
int16_t i, j, k;
int16_t buf[256];
int16_t *buf_ptr = &buf[0];
int16_t *src = coeffs;
int16_t *filter = &gt16x16_cnst[0];
v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
v8i16 in8, in9, in10, in11, in12, in13, in14, in15;
v8i16 vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7;
v8i16 src0_r, src1_r, src2_r, src3_r, src4_r, src5_r, src6_r, src7_r;
v8i16 src0_l, src1_l, src2_l, src3_l, src4_l, src5_l, src6_l, src7_l;
for (i = 2; i--;) {
LD_SH16(src, 16, in0, in1, in2, in3, in4, in5, in6, in7,
in8, in9, in10, in11, in12, in13, in14, in15);
ILVR_H4_SH(in4, in0, in12, in8, in6, in2, in14, in10,
src0_r, src1_r, src2_r, src3_r);
ILVR_H4_SH(in5, in1, in13, in9, in3, in7, in11, in15,
src4_r, src5_r, src6_r, src7_r);
ILVL_H4_SH(in4, in0, in12, in8, in6, in2, in14, in10,
src0_l, src1_l, src2_l, src3_l);
ILVL_H4_SH(in5, in1, in13, in9, in3, in7, in11, in15,
src4_l, src5_l, src6_l, src7_l);
HEVC_IDCT16x16_COL(src0_r, src1_r, src2_r, src3_r, src4_r, src5_r,
src6_r, src7_r, src0_l, src1_l, src2_l, src3_l,
src4_l, src5_l, src6_l, src7_l, 7);
src += 8;
buf_ptr = (&buf[0] + 8);
filter = &gt16x16_cnst[0];
}
src = &buf[0];
buf_ptr = coeffs;
filter = &gt16x16_cnst[0];
for (i = 2; i--;) {
LD_SH16(src, 8, in0, in8, in1, in9, in2, in10, in3, in11,
in4, in12, in5, in13, in6, in14, in7, in15);
TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
in0, in1, in2, in3, in4, in5, in6, in7);
TRANSPOSE8x8_SH_SH(in8, in9, in10, in11, in12, in13, in14, in15,
in8, in9, in10, in11, in12, in13, in14, in15);
ILVR_H4_SH(in4, in0, in12, in8, in6, in2, in14, in10,
src0_r, src1_r, src2_r, src3_r);
ILVR_H4_SH(in5, in1, in13, in9, in3, in7, in11, in15,
src4_r, src5_r, src6_r, src7_r);
ILVL_H4_SH(in4, in0, in12, in8, in6, in2, in14, in10,
src0_l, src1_l, src2_l, src3_l);
ILVL_H4_SH(in5, in1, in13, in9, in3, in7, in11, in15,
src4_l, src5_l, src6_l, src7_l);
HEVC_IDCT16x16_COL(src0_r, src1_r, src2_r, src3_r, src4_r, src5_r,
src6_r, src7_r, src0_l, src1_l, src2_l, src3_l,
src4_l, src5_l, src6_l, src7_l, 12);
src += 128;
buf_ptr = coeffs + 8;
filter = &gt16x16_cnst[0];
}
LD_SH8(coeffs, 16, in0, in1, in2, in3, in4, in5, in6, in7);
TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7);
ST_SH8(vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7, coeffs, 16);
LD_SH8((coeffs + 8), 16, in0, in1, in2, in3, in4, in5, in6, in7);
TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7);
LD_SH8((coeffs + 128), 16, in8, in9, in10, in11, in12, in13, in14, in15);
ST_SH8(vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7, (coeffs + 128), 16);
TRANSPOSE8x8_SH_SH(in8, in9, in10, in11, in12, in13, in14, in15,
vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7);
ST_SH8(vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7, (coeffs + 8), 16);
LD_SH8((coeffs + 136), 16, in0, in1, in2, in3, in4, in5, in6, in7);
TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7);
ST_SH8(vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7, (coeffs + 136), 16);
}
static void hevc_idct_8x32_column_msa(int16_t *coeffs, uint8_t buf_pitch,
uint8_t round)
{
uint8_t i;
int16_t *filter_ptr0 = &gt32x32_cnst0[0];
int16_t *filter_ptr1 = &gt32x32_cnst1[0];
int16_t *filter_ptr2 = &gt32x32_cnst2[0];
int16_t *filter_ptr3 = &gt32x32_cnst3[0];
int16_t *src0 = (coeffs + buf_pitch);
int16_t *src1 = (coeffs + 2 * buf_pitch);
int16_t *src2 = (coeffs + 4 * buf_pitch);
int16_t *src3 = (coeffs);
int32_t cnst0, cnst1;
int32_t tmp_buf[8 * 32];
int32_t *tmp_buf_ptr = &tmp_buf[0];
v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
v8i16 src0_r, src1_r, src2_r, src3_r, src4_r, src5_r, src6_r, src7_r;
v8i16 src0_l, src1_l, src2_l, src3_l, src4_l, src5_l, src6_l, src7_l;
v8i16 filt0, filter0, filter1, filter2, filter3;
v4i32 sum0_r, sum0_l, sum1_r, sum1_l, tmp0_r, tmp0_l, tmp1_r, tmp1_l;
/* process coeff 4, 12, 20, 28 */
LD_SH4(src2, 8 * buf_pitch, in0, in1, in2, in3);
ILVR_H2_SH(in1, in0, in3, in2, src0_r, src1_r);
ILVL_H2_SH(in1, in0, in3, in2, src0_l, src1_l);
/* loop for all columns of constants */
for (i = 0; i < 4; i++) {
/* processing single column of constants */
cnst0 = LW(filter_ptr2);
cnst1 = LW(filter_ptr2 + 2);
filter0 = (v8i16) __msa_fill_w(cnst0);
filter1 = (v8i16) __msa_fill_w(cnst1);
DOTP_SH2_SW(src0_r, src0_l, filter0, filter0, sum0_r, sum0_l);
DPADD_SH2_SW(src1_r, src1_l, filter1, filter1, sum0_r, sum0_l);
ST_SW2(sum0_r, sum0_l, (tmp_buf_ptr + i * 8), 4);
filter_ptr2 += 4;
}
/* process coeff 0, 8, 16, 24 */
LD_SH2(src3, 16 * buf_pitch, in0, in2);
LD_SH2((src3 + 8 * buf_pitch), 16 * buf_pitch, in1, in3);
ILVR_H2_SH(in2, in0, in3, in1, src0_r, src1_r);
ILVL_H2_SH(in2, in0, in3, in1, src0_l, src1_l);
/* loop for all columns of constants */
for (i = 0; i < 2; i++) {
/* processing first column of filter constants */
cnst0 = LW(filter_ptr3);
cnst1 = LW(filter_ptr3 + 4);
filter0 = (v8i16) __msa_fill_w(cnst0);
filter1 = (v8i16) __msa_fill_w(cnst1);
DOTP_SH4_SW(src0_r, src0_l, src1_r, src1_l, filter0, filter0, filter1,
filter1, sum0_r, sum0_l, tmp1_r, tmp1_l);
sum1_r = sum0_r;
sum1_l = sum0_l;
sum0_r += tmp1_r;
sum0_l += tmp1_l;
sum1_r -= tmp1_r;
sum1_l -= tmp1_l;
HEVC_EVEN16_CALC(tmp_buf_ptr, sum0_r, sum0_l, i, (7 - i));
HEVC_EVEN16_CALC(tmp_buf_ptr, sum1_r, sum1_l, (3 - i), (4 + i));
filter_ptr3 += 8;
}
/* process coeff 2 6 10 14 18 22 26 30 */
LD_SH8(src1, 4 * buf_pitch, in0, in1, in2, in3, in4, in5, in6, in7);
ILVR_H4_SH(in1, in0, in3, in2, in5, in4, in7, in6,
src0_r, src1_r, src2_r, src3_r);
ILVL_H4_SH(in1, in0, in3, in2, in5, in4, in7, in6,
src0_l, src1_l, src2_l, src3_l);
/* loop for all columns of constants */
for (i = 0; i < 8; i++) {
/* processing single column of constants */
filt0 = LD_SH(filter_ptr1);
SPLATI_W4_SH(filt0, filter0, filter1, filter2, filter3);
DOTP_SH2_SW(src0_r, src0_l, filter0, filter0, sum0_r, sum0_l);
DPADD_SH4_SW(src1_r, src1_l, src2_r, src2_l, filter1, filter1, filter2,
filter2, sum0_r, sum0_l, sum0_r, sum0_l);
DPADD_SH2_SW(src3_r, src3_l, filter3, filter3, sum0_r, sum0_l);
LD_SW2(tmp_buf_ptr + i * 8, 4, tmp0_r, tmp0_l);
tmp1_r = tmp0_r;
tmp1_l = tmp0_l;
tmp0_r += sum0_r;
tmp0_l += sum0_l;
ST_SW2(tmp0_r, tmp0_l, (tmp_buf_ptr + i * 8), 4);
tmp1_r -= sum0_r;
tmp1_l -= sum0_l;
ST_SW2(tmp1_r, tmp1_l, (tmp_buf_ptr + (15 - i) * 8), 4);
filter_ptr1 += 8;
}
/* process coeff 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 */
LD_SH8(src0, 2 * buf_pitch, in0, in1, in2, in3, in4, in5, in6, in7);
src0 += 16 * buf_pitch;
ILVR_H4_SH(in1, in0, in3, in2, in5, in4, in7, in6,
src0_r, src1_r, src2_r, src3_r);
ILVL_H4_SH(in1, in0, in3, in2, in5, in4, in7, in6,
src0_l, src1_l, src2_l, src3_l);
LD_SH8(src0, 2 * buf_pitch, in0, in1, in2, in3, in4, in5, in6, in7);
ILVR_H4_SH(in1, in0, in3, in2, in5, in4, in7, in6,
src4_r, src5_r, src6_r, src7_r);
ILVL_H4_SH(in1, in0, in3, in2, in5, in4, in7, in6,
src4_l, src5_l, src6_l, src7_l);
/* loop for all columns of filter constants */
for (i = 0; i < 16; i++) {
/* processing single column of constants */
filt0 = LD_SH(filter_ptr0);
SPLATI_W4_SH(filt0, filter0, filter1, filter2, filter3);
DOTP_SH2_SW(src0_r, src0_l, filter0, filter0, sum0_r, sum0_l);
DPADD_SH4_SW(src1_r, src1_l, src2_r, src2_l, filter1, filter1, filter2,
filter2, sum0_r, sum0_l, sum0_r, sum0_l);
DPADD_SH2_SW(src3_r, src3_l, filter3, filter3, sum0_r, sum0_l);
tmp1_r = sum0_r;
tmp1_l = sum0_l;
filt0 = LD_SH(filter_ptr0 + 8);
SPLATI_W4_SH(filt0, filter0, filter1, filter2, filter3);
DOTP_SH2_SW(src4_r, src4_l, filter0, filter0, sum0_r, sum0_l);
DPADD_SH4_SW(src5_r, src5_l, src6_r, src6_l, filter1, filter1, filter2,
filter2, sum0_r, sum0_l, sum0_r, sum0_l);
DPADD_SH2_SW(src7_r, src7_l, filter3, filter3, sum0_r, sum0_l);
sum0_r += tmp1_r;
sum0_l += tmp1_l;
LD_SW2(tmp_buf_ptr + i * 8, 4, tmp0_r, tmp0_l);
tmp1_r = tmp0_r;
tmp1_l = tmp0_l;
tmp0_r += sum0_r;
tmp0_l += sum0_l;
sum1_r = __msa_fill_w(round);
SRAR_W2_SW(tmp0_r, tmp0_l, sum1_r);
SAT_SW2_SW(tmp0_r, tmp0_l, 15);
in0 = __msa_pckev_h((v8i16) tmp0_l, (v8i16) tmp0_r);
ST_SH(in0, (coeffs + i * buf_pitch));
tmp1_r -= sum0_r;
tmp1_l -= sum0_l;
SRAR_W2_SW(tmp1_r, tmp1_l, sum1_r);
SAT_SW2_SW(tmp1_r, tmp1_l, 15);
in0 = __msa_pckev_h((v8i16) tmp1_l, (v8i16) tmp1_r);
ST_SH(in0, (coeffs + (31 - i) * buf_pitch));
filter_ptr0 += 16;
}
}
static void hevc_idct_transpose_32x8_to_8x32(int16_t *coeffs, int16_t *tmp_buf)
{
uint8_t i;
v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
for (i = 0; i < 4; i++) {
LD_SH8(coeffs + i * 8, 32, in0, in1, in2, in3, in4, in5, in6, in7);
TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
in0, in1, in2, in3, in4, in5, in6, in7);
ST_SH8(in0, in1, in2, in3, in4, in5, in6, in7, tmp_buf + i * 8 * 8, 8);
}
}
static void hevc_idct_transpose_8x32_to_32x8(int16_t *tmp_buf, int16_t *coeffs)
{
uint8_t i;
v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
for (i = 0; i < 4; i++) {
LD_SH8(tmp_buf + i * 8 * 8, 8, in0, in1, in2, in3, in4, in5, in6, in7);
TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
in0, in1, in2, in3, in4, in5, in6, in7);
ST_SH8(in0, in1, in2, in3, in4, in5, in6, in7, coeffs + i * 8, 32);
}
}
static void hevc_idct_32x32_msa(int16_t *coeffs)
{
uint8_t row_cnt, col_cnt;
int16_t *src = coeffs;
int16_t tmp_buf[8 * 32];
int16_t *tmp_buf_ptr = &tmp_buf[0];
uint8_t round;
uint8_t buf_pitch;
/* column transform */
round = 7;
buf_pitch = 32;
for (col_cnt = 0; col_cnt < 4; col_cnt++) {
/* process 8x32 blocks */
hevc_idct_8x32_column_msa((coeffs + col_cnt * 8), buf_pitch, round);
}
/* row transform */
round = 12;
buf_pitch = 8;
for (row_cnt = 0; row_cnt < 4; row_cnt++) {
/* process 32x8 blocks */
src = (coeffs + 32 * 8 * row_cnt);
hevc_idct_transpose_32x8_to_8x32(src, tmp_buf_ptr);
hevc_idct_8x32_column_msa(tmp_buf_ptr, buf_pitch, round);
hevc_idct_transpose_8x32_to_32x8(tmp_buf_ptr, src);
}
}
static void hevc_idct_dc_4x4_msa(int16_t *coeffs)
{
int32_t val;
v8i16 dst;
val = (coeffs[0] + 1) >> 1;
val = (val + 32) >> 6;
dst = __msa_fill_h(val);
ST_SH2(dst, dst, coeffs, 8);
}
static void hevc_idct_dc_8x8_msa(int16_t *coeffs)
{
int32_t val;
v8i16 dst;
val = (coeffs[0] + 1) >> 1;
val = (val + 32) >> 6;
dst = __msa_fill_h(val);
ST_SH8(dst, dst, dst, dst, dst, dst, dst, dst, coeffs, 8);
}
static void hevc_idct_dc_16x16_msa(int16_t *coeffs)
{
uint8_t loop;
int32_t val;
v8i16 dst;
val = (coeffs[0] + 1) >> 1;
val = (val + 32) >> 6;
dst = __msa_fill_h(val);
for (loop = 4; loop--;) {
ST_SH8(dst, dst, dst, dst, dst, dst, dst, dst, coeffs, 8);
coeffs += 8 * 8;
}
}
static void hevc_idct_dc_32x32_msa(int16_t *coeffs)
{
uint8_t loop;
int32_t val;
v8i16 dst;
val = (coeffs[0] + 1) >> 1;
val = (val + 32) >> 6;
dst = __msa_fill_h(val);
for (loop = 16; loop--;) {
ST_SH8(dst, dst, dst, dst, dst, dst, dst, dst, coeffs, 8);
coeffs += 8 * 8;
}
}
static void hevc_addblk_4x4_msa(int16_t *coeffs, uint8_t *dst, int32_t stride)
{
uint32_t dst0, dst1, dst2, dst3;
v8i16 dst_r0, dst_l0, in0, in1;
v4i32 dst_vec = { 0 };
v16u8 zeros = { 0 };
LD_SH2(coeffs, 8, in0, in1);
LW4(dst, stride, dst0, dst1, dst2, dst3);
INSERT_W4_SW(dst0, dst1, dst2, dst3, dst_vec);
ILVRL_B2_SH(zeros, dst_vec, dst_r0, dst_l0);
ADD2(dst_r0, in0, dst_l0, in1, dst_r0, dst_l0);
CLIP_SH2_0_255(dst_r0, dst_l0);
dst_vec = (v4i32) __msa_pckev_b((v16i8) dst_l0, (v16i8) dst_r0);
ST4x4_UB(dst_vec, dst_vec, 0, 1, 2, 3, dst, stride);
}
static void hevc_addblk_8x8_msa(int16_t *coeffs, uint8_t *dst, int32_t stride)
{
uint8_t *temp_dst = dst;
uint64_t dst0, dst1, dst2, dst3;
v2i64 dst_vec0 = { 0 };
v2i64 dst_vec1 = { 0 };
v8i16 dst_r0, dst_l0, dst_r1, dst_l1;
v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
v16u8 zeros = { 0 };
LD_SH8(coeffs, 8, in0, in1, in2, in3, in4, in5, in6, in7);
LD4(temp_dst, stride, dst0, dst1, dst2, dst3);
temp_dst += (4 * stride);
INSERT_D2_SD(dst0, dst1, dst_vec0);
INSERT_D2_SD(dst2, dst3, dst_vec1);
ILVRL_B2_SH(zeros, dst_vec0, dst_r0, dst_l0);
ILVRL_B2_SH(zeros, dst_vec1, dst_r1, dst_l1);
ADD4(dst_r0, in0, dst_l0, in1, dst_r1, in2, dst_l1, in3,
dst_r0, dst_l0, dst_r1, dst_l1);
CLIP_SH4_0_255(dst_r0, dst_l0, dst_r1, dst_l1);
PCKEV_B2_SH(dst_l0, dst_r0, dst_l1, dst_r1, dst_r0, dst_r1);
ST8x4_UB(dst_r0, dst_r1, dst, stride);
dst += (4 * stride);
LD4(temp_dst, stride, dst0, dst1, dst2, dst3);
INSERT_D2_SD(dst0, dst1, dst_vec0);
INSERT_D2_SD(dst2, dst3, dst_vec1);
UNPCK_UB_SH(dst_vec0, dst_r0, dst_l0);
UNPCK_UB_SH(dst_vec1, dst_r1, dst_l1);
ADD4(dst_r0, in4, dst_l0, in5, dst_r1, in6, dst_l1, in7,
dst_r0, dst_l0, dst_r1, dst_l1);
CLIP_SH4_0_255(dst_r0, dst_l0, dst_r1, dst_l1);
PCKEV_B2_SH(dst_l0, dst_r0, dst_l1, dst_r1, dst_r0, dst_r1);
ST8x4_UB(dst_r0, dst_r1, dst, stride);
}
static void hevc_addblk_16x16_msa(int16_t *coeffs, uint8_t *dst, int32_t stride)
{
uint8_t loop_cnt;
uint8_t *temp_dst = dst;
v16u8 dst0, dst1, dst2, dst3;
v8i16 dst_r0, dst_l0, dst_r1, dst_l1, dst_r2, dst_l2, dst_r3, dst_l3;
v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
for (loop_cnt = 4; loop_cnt--;) {
LD_SH4(coeffs, 16, in0, in2, in4, in6);
LD_SH4((coeffs + 8), 16, in1, in3, in5, in7);
coeffs += 64;
LD_UB4(temp_dst, stride, dst0, dst1, dst2, dst3);
temp_dst += (4 * stride);
UNPCK_UB_SH(dst0, dst_r0, dst_l0);
UNPCK_UB_SH(dst1, dst_r1, dst_l1);
UNPCK_UB_SH(dst2, dst_r2, dst_l2);
UNPCK_UB_SH(dst3, dst_r3, dst_l3);
dst_r0 += in0;
dst_l0 += in1;
dst_r1 += in2;
dst_l1 += in3;
dst_r2 += in4;
dst_l2 += in5;
dst_r3 += in6;
dst_l3 += in7;
CLIP_SH4_0_255(dst_r0, dst_l0, dst_r1, dst_l1);
CLIP_SH4_0_255(dst_r2, dst_l2, dst_r3, dst_l3);
PCKEV_B4_UB(dst_l0, dst_r0, dst_l1, dst_r1, dst_l2, dst_r2, dst_l3,
dst_r3, dst0, dst1, dst2, dst3);
ST_UB4(dst0, dst1, dst2, dst3, dst, stride);
dst += (4 * stride);
}
}
static void hevc_addblk_32x32_msa(int16_t *coeffs, uint8_t *dst, int32_t stride)
{
uint8_t loop_cnt;
uint8_t *temp_dst = dst;
v16u8 dst0, dst1, dst2, dst3;
v8i16 dst_r0, dst_l0, dst_r1, dst_l1, dst_r2, dst_l2, dst_r3, dst_l3;
v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
for (loop_cnt = 8; loop_cnt--;) {
LD_SH4(coeffs, 32, in0, in2, in4, in6);
LD_SH4((coeffs + 8), 32, in1, in3, in5, in7);
LD_UB4(temp_dst, stride, dst0, dst1, dst2, dst3);
UNPCK_UB_SH(dst0, dst_r0, dst_l0);
UNPCK_UB_SH(dst1, dst_r1, dst_l1);
UNPCK_UB_SH(dst2, dst_r2, dst_l2);
UNPCK_UB_SH(dst3, dst_r3, dst_l3);
dst_r0 += in0;
dst_l0 += in1;
dst_r1 += in2;
dst_l1 += in3;
dst_r2 += in4;
dst_l2 += in5;
dst_r3 += in6;
dst_l3 += in7;
CLIP_SH4_0_255(dst_r0, dst_l0, dst_r1, dst_l1);
CLIP_SH4_0_255(dst_r2, dst_l2, dst_r3, dst_l3);
PCKEV_B4_UB(dst_l0, dst_r0, dst_l1, dst_r1, dst_l2, dst_r2, dst_l3,
dst_r3, dst0, dst1, dst2, dst3);
ST_UB4(dst0, dst1, dst2, dst3, dst, stride);
LD_SH4((coeffs + 16), 32, in0, in2, in4, in6);
LD_SH4((coeffs + 24), 32, in1, in3, in5, in7);
coeffs += 128;
LD_UB4((temp_dst + 16), stride, dst0, dst1, dst2, dst3);
temp_dst += (4 * stride);
UNPCK_UB_SH(dst0, dst_r0, dst_l0);
UNPCK_UB_SH(dst1, dst_r1, dst_l1);
UNPCK_UB_SH(dst2, dst_r2, dst_l2);
UNPCK_UB_SH(dst3, dst_r3, dst_l3);
dst_r0 += in0;
dst_l0 += in1;
dst_r1 += in2;
dst_l1 += in3;
dst_r2 += in4;
dst_l2 += in5;
dst_r3 += in6;
dst_l3 += in7;
CLIP_SH4_0_255(dst_r0, dst_l0, dst_r1, dst_l1);
CLIP_SH4_0_255(dst_r2, dst_l2, dst_r3, dst_l3);
PCKEV_B4_UB(dst_l0, dst_r0, dst_l1, dst_r1, dst_l2, dst_r2, dst_l3,
dst_r3, dst0, dst1, dst2, dst3);
ST_UB4(dst0, dst1, dst2, dst3, (dst + 16), stride);
dst += (4 * stride);
}
}
static void hevc_idct_luma_4x4_msa(int16_t *coeffs)
{
v8i16 in0, in1, dst0, dst1;
v4i32 in_r0, in_l0, in_r1, in_l1, res0, res1, res2, res3;
LD_SH2(coeffs, 8, in0, in1);
UNPCK_SH_SW(in0, in_r0, in_l0);
UNPCK_SH_SW(in1, in_r1, in_l1);
HEVC_IDCT_LUMA4x4_COL(in_r0, in_l0, in_r1, in_l1, res0, res1, res2, res3,
7);
TRANSPOSE4x4_SW_SW(res0, res1, res2, res3, in_r0, in_l0, in_r1, in_l1);
HEVC_IDCT_LUMA4x4_COL(in_r0, in_l0, in_r1, in_l1, res0, res1, res2, res3,
12);
TRANSPOSE4x4_SW_SW(res0, res1, res2, res3, res0, res1, res2, res3);
PCKEV_H2_SH(res1, res0, res3, res2, dst0, dst1);
ST_SH2(dst0, dst1, coeffs, 8);
}
void ff_hevc_idct_4x4_msa(int16_t *coeffs, int col_limit)
{
hevc_idct_4x4_msa(coeffs);
}
void ff_hevc_idct_8x8_msa(int16_t *coeffs, int col_limit)
{
hevc_idct_8x8_msa(coeffs);
}
void ff_hevc_idct_16x16_msa(int16_t *coeffs, int col_limit)
{
hevc_idct_16x16_msa(coeffs);
}
void ff_hevc_idct_32x32_msa(int16_t *coeffs, int col_limit)
{
hevc_idct_32x32_msa(coeffs);
}
void ff_hevc_addblk_4x4_msa(uint8_t *dst, int16_t *coeffs, ptrdiff_t stride)
{
hevc_addblk_4x4_msa(coeffs, dst, stride);
}
void ff_hevc_addblk_8x8_msa(uint8_t *dst, int16_t *coeffs, ptrdiff_t stride)
{
hevc_addblk_8x8_msa(coeffs, dst, stride);
}
void ff_hevc_addblk_16x16_msa(uint8_t *dst, int16_t *coeffs, ptrdiff_t stride)
{
hevc_addblk_16x16_msa(coeffs, dst, stride);
}
void ff_hevc_addblk_32x32_msa(uint8_t *dst, int16_t *coeffs, ptrdiff_t stride)
{
hevc_addblk_32x32_msa(coeffs, dst, stride);
}
void ff_hevc_idct_dc_4x4_msa(int16_t *coeffs)
{
hevc_idct_dc_4x4_msa(coeffs);
}
void ff_hevc_idct_dc_8x8_msa(int16_t *coeffs)
{
hevc_idct_dc_8x8_msa(coeffs);
}
void ff_hevc_idct_dc_16x16_msa(int16_t *coeffs)
{
hevc_idct_dc_16x16_msa(coeffs);
}
void ff_hevc_idct_dc_32x32_msa(int16_t *coeffs)
{
hevc_idct_dc_32x32_msa(coeffs);
}
void ff_hevc_idct_luma_4x4_msa(int16_t *coeffs)
{
hevc_idct_luma_4x4_msa(coeffs);
}