WebSVN – Kolibri OS – /contrib/sdk/sources/ffmpeg/ffmpeg-2.8/libavcodec/mips/vp9_idct_msa.c

/*
* Copyright (c) 2015 Shivraj Patil (Shivraj.Patil@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 <string.h>
#include "libavcodec/vp9dsp.h"
#include "libavutil/mips/generic_macros_msa.h"
#include "vp9dsp_mips.h"
#define VP9_DCT_CONST_BITS 14
#define ROUND_POWER_OF_TWO(value, n) (((value) + (1 << ((n) - 1))) >> (n))
static const int32_t cospi_1_64 = 16364;
static const int32_t cospi_2_64 = 16305;
static const int32_t cospi_3_64 = 16207;
static const int32_t cospi_4_64 = 16069;
static const int32_t cospi_5_64 = 15893;
static const int32_t cospi_6_64 = 15679;
static const int32_t cospi_7_64 = 15426;
static const int32_t cospi_8_64 = 15137;
static const int32_t cospi_9_64 = 14811;
static const int32_t cospi_10_64 = 14449;
static const int32_t cospi_11_64 = 14053;
static const int32_t cospi_12_64 = 13623;
static const int32_t cospi_13_64 = 13160;
static const int32_t cospi_14_64 = 12665;
static const int32_t cospi_15_64 = 12140;
static const int32_t cospi_16_64 = 11585;
static const int32_t cospi_17_64 = 11003;
static const int32_t cospi_18_64 = 10394;
static const int32_t cospi_19_64 = 9760;
static const int32_t cospi_20_64 = 9102;
static const int32_t cospi_21_64 = 8423;
static const int32_t cospi_22_64 = 7723;
static const int32_t cospi_23_64 = 7005;
static const int32_t cospi_24_64 = 6270;
static const int32_t cospi_25_64 = 5520;
static const int32_t cospi_26_64 = 4756;
static const int32_t cospi_27_64 = 3981;
static const int32_t cospi_28_64 = 3196;
static const int32_t cospi_29_64 = 2404;
static const int32_t cospi_30_64 = 1606;
static const int32_t cospi_31_64 = 804;
// 16384 * sqrt(2) * sin(kPi/9) * 2 / 3
static const int32_t sinpi_1_9 = 5283;
static const int32_t sinpi_2_9 = 9929;
static const int32_t sinpi_3_9 = 13377;
static const int32_t sinpi_4_9 = 15212;
#define VP9_DOTP_CONST_PAIR(reg0, reg1, cnst0, cnst1, out0, out1) \
{ \
v8i16 k0_m = __msa_fill_h(cnst0); \
v4i32 s0_m, s1_m, s2_m, s3_m; \
\
s0_m = (v4i32) __msa_fill_h(cnst1); \
k0_m = __msa_ilvev_h((v8i16) s0_m, k0_m); \
\
ILVRL_H2_SW((-reg1), reg0, s1_m, s0_m); \
ILVRL_H2_SW(reg0, reg1, s3_m, s2_m); \
DOTP_SH2_SW(s1_m, s0_m, k0_m, k0_m, s1_m, s0_m); \
SRARI_W2_SW(s1_m, s0_m, VP9_DCT_CONST_BITS); \
out0 = __msa_pckev_h((v8i16) s0_m, (v8i16) s1_m); \
\
DOTP_SH2_SW(s3_m, s2_m, k0_m, k0_m, s1_m, s0_m); \
SRARI_W2_SW(s1_m, s0_m, VP9_DCT_CONST_BITS); \
out1 = __msa_pckev_h((v8i16) s0_m, (v8i16) s1_m); \
}
#define VP9_DOT_ADD_SUB_SRARI_PCK(in0, in1, in2, in3, in4, in5, in6, in7, \
dst0, dst1, dst2, dst3) \
{ \
v4i32 tp0_m, tp1_m, tp2_m, tp3_m, tp4_m; \
v4i32 tp5_m, tp6_m, tp7_m, tp8_m, tp9_m; \
\
DOTP_SH4_SW(in0, in1, in0, in1, in4, in4, in5, in5, \
tp0_m, tp2_m, tp3_m, tp4_m); \
DOTP_SH4_SW(in2, in3, in2, in3, in6, in6, in7, in7, \
tp5_m, tp6_m, tp7_m, tp8_m); \
BUTTERFLY_4(tp0_m, tp3_m, tp7_m, tp5_m, tp1_m, tp9_m, tp7_m, tp5_m); \
BUTTERFLY_4(tp2_m, tp4_m, tp8_m, tp6_m, tp3_m, tp0_m, tp4_m, tp2_m); \
SRARI_W4_SW(tp1_m, tp9_m, tp7_m, tp5_m, VP9_DCT_CONST_BITS); \
SRARI_W4_SW(tp3_m, tp0_m, tp4_m, tp2_m, VP9_DCT_CONST_BITS); \
PCKEV_H4_SH(tp1_m, tp3_m, tp9_m, tp0_m, tp7_m, tp4_m, tp5_m, tp2_m, \
dst0, dst1, dst2, dst3); \
}
#define VP9_DOT_SHIFT_RIGHT_PCK_H(in0, in1, in2) \
( { \
v8i16 dst_m; \
v4i32 tp0_m, tp1_m; \
\
DOTP_SH2_SW(in0, in1, in2, in2, tp1_m, tp0_m); \
SRARI_W2_SW(tp1_m, tp0_m, VP9_DCT_CONST_BITS); \
dst_m = __msa_pckev_h((v8i16) tp1_m, (v8i16) tp0_m); \
\
dst_m; \
} )
#define VP9_ADST8(in0, in1, in2, in3, in4, in5, in6, in7, \
out0, out1, out2, out3, out4, out5, out6, out7) \
{ \
v8i16 cnst0_m, cnst1_m, cnst2_m, cnst3_m, cnst4_m; \
v8i16 vec0_m, vec1_m, vec2_m, vec3_m, s0_m, s1_m; \
v8i16 coeff0_m = { cospi_2_64, cospi_6_64, cospi_10_64, cospi_14_64, \
cospi_18_64, cospi_22_64, cospi_26_64, cospi_30_64 }; \
v8i16 coeff1_m = { cospi_8_64, -cospi_8_64, cospi_16_64, \
-cospi_16_64, cospi_24_64, -cospi_24_64, 0, 0 }; \
\
SPLATI_H2_SH(coeff0_m, 0, 7, cnst0_m, cnst1_m); \
cnst2_m = -cnst0_m; \
ILVEV_H2_SH(cnst0_m, cnst1_m, cnst1_m, cnst2_m, cnst0_m, cnst1_m); \
SPLATI_H2_SH(coeff0_m, 4, 3, cnst2_m, cnst3_m); \
cnst4_m = -cnst2_m; \
ILVEV_H2_SH(cnst2_m, cnst3_m, cnst3_m, cnst4_m, cnst2_m, cnst3_m); \
\
ILVRL_H2_SH(in0, in7, vec1_m, vec0_m); \
ILVRL_H2_SH(in4, in3, vec3_m, vec2_m); \
VP9_DOT_ADD_SUB_SRARI_PCK(vec0_m, vec1_m, vec2_m, vec3_m, cnst0_m, \
cnst1_m, cnst2_m, cnst3_m, in7, in0, \
in4, in3); \
\
SPLATI_H2_SH(coeff0_m, 2, 5, cnst0_m, cnst1_m); \
cnst2_m = -cnst0_m; \
ILVEV_H2_SH(cnst0_m, cnst1_m, cnst1_m, cnst2_m, cnst0_m, cnst1_m); \
SPLATI_H2_SH(coeff0_m, 6, 1, cnst2_m, cnst3_m); \
cnst4_m = -cnst2_m; \
ILVEV_H2_SH(cnst2_m, cnst3_m, cnst3_m, cnst4_m, cnst2_m, cnst3_m); \
\
ILVRL_H2_SH(in2, in5, vec1_m, vec0_m); \
ILVRL_H2_SH(in6, in1, vec3_m, vec2_m); \
\
VP9_DOT_ADD_SUB_SRARI_PCK(vec0_m, vec1_m, vec2_m, vec3_m, cnst0_m, \
cnst1_m, cnst2_m, cnst3_m, in5, in2, \
in6, in1); \
BUTTERFLY_4(in7, in0, in2, in5, s1_m, s0_m, in2, in5); \
out7 = -s0_m; \
out0 = s1_m; \
\
SPLATI_H4_SH(coeff1_m, 0, 4, 1, 5, \
cnst0_m, cnst1_m, cnst2_m, cnst3_m); \
\
ILVEV_H2_SH(cnst3_m, cnst0_m, cnst1_m, cnst2_m, cnst3_m, cnst2_m); \
cnst0_m = __msa_ilvev_h(cnst1_m, cnst0_m); \
cnst1_m = cnst0_m; \
\
ILVRL_H2_SH(in4, in3, vec1_m, vec0_m); \
ILVRL_H2_SH(in6, in1, vec3_m, vec2_m); \
VP9_DOT_ADD_SUB_SRARI_PCK(vec0_m, vec1_m, vec2_m, vec3_m, cnst0_m, \
cnst2_m, cnst3_m, cnst1_m, out1, out6, \
s0_m, s1_m); \
\
SPLATI_H2_SH(coeff1_m, 2, 3, cnst0_m, cnst1_m); \
cnst1_m = __msa_ilvev_h(cnst1_m, cnst0_m); \
\
ILVRL_H2_SH(in2, in5, vec1_m, vec0_m); \
ILVRL_H2_SH(s0_m, s1_m, vec3_m, vec2_m); \
out3 = VP9_DOT_SHIFT_RIGHT_PCK_H(vec0_m, vec1_m, cnst0_m); \
out4 = VP9_DOT_SHIFT_RIGHT_PCK_H(vec0_m, vec1_m, cnst1_m); \
out2 = VP9_DOT_SHIFT_RIGHT_PCK_H(vec2_m, vec3_m, cnst0_m); \
out5 = VP9_DOT_SHIFT_RIGHT_PCK_H(vec2_m, vec3_m, cnst1_m); \
\
out1 = -out1; \
out3 = -out3; \
out5 = -out5; \
}
#define VP9_MADD_SHORT(m0, m1, c0, c1, res0, res1) \
{ \
v4i32 madd0_m, madd1_m, madd2_m, madd3_m; \
v8i16 madd_s0_m, madd_s1_m; \
\
ILVRL_H2_SH(m1, m0, madd_s0_m, madd_s1_m); \
DOTP_SH4_SW(madd_s0_m, madd_s1_m, madd_s0_m, madd_s1_m, \
c0, c0, c1, c1, madd0_m, madd1_m, madd2_m, madd3_m); \
SRARI_W4_SW(madd0_m, madd1_m, madd2_m, madd3_m, VP9_DCT_CONST_BITS); \
PCKEV_H2_SH(madd1_m, madd0_m, madd3_m, madd2_m, res0, res1); \
}
#define VP9_MADD_BF(inp0, inp1, inp2, inp3, cst0, cst1, cst2, cst3, \
out0, out1, out2, out3) \
{ \
v8i16 madd_s0_m, madd_s1_m, madd_s2_m, madd_s3_m; \
v4i32 tmp0_m, tmp1_m, tmp2_m, tmp3_m, m4_m, m5_m; \
\
ILVRL_H2_SH(inp1, inp0, madd_s0_m, madd_s1_m); \
ILVRL_H2_SH(inp3, inp2, madd_s2_m, madd_s3_m); \
DOTP_SH4_SW(madd_s0_m, madd_s1_m, madd_s2_m, madd_s3_m, \
cst0, cst0, cst2, cst2, tmp0_m, tmp1_m, tmp2_m, tmp3_m); \
BUTTERFLY_4(tmp0_m, tmp1_m, tmp3_m, tmp2_m, \
m4_m, m5_m, tmp3_m, tmp2_m); \
SRARI_W4_SW(m4_m, m5_m, tmp2_m, tmp3_m, VP9_DCT_CONST_BITS); \
PCKEV_H2_SH(m5_m, m4_m, tmp3_m, tmp2_m, out0, out1); \
DOTP_SH4_SW(madd_s0_m, madd_s1_m, madd_s2_m, madd_s3_m, \
cst1, cst1, cst3, cst3, tmp0_m, tmp1_m, tmp2_m, tmp3_m); \
BUTTERFLY_4(tmp0_m, tmp1_m, tmp3_m, tmp2_m, \
m4_m, m5_m, tmp3_m, tmp2_m); \
SRARI_W4_SW(m4_m, m5_m, tmp2_m, tmp3_m, VP9_DCT_CONST_BITS); \
PCKEV_H2_SH(m5_m, m4_m, tmp3_m, tmp2_m, out2, out3); \
}
#define VP9_SET_COSPI_PAIR(c0_h, c1_h) \
( { \
v8i16 out0_m, r0_m, r1_m; \
\
r0_m = __msa_fill_h(c0_h); \
r1_m = __msa_fill_h(c1_h); \
out0_m = __msa_ilvev_h(r1_m, r0_m); \
\
out0_m; \
} )
#define VP9_ADDBLK_ST8x4_UB(dst, dst_stride, in0, in1, in2, in3) \
{ \
uint8_t *dst_m = (uint8_t *) (dst); \
v16u8 dst0_m, dst1_m, dst2_m, dst3_m; \
v16i8 tmp0_m, tmp1_m; \
v16i8 zero_m = { 0 }; \
v8i16 res0_m, res1_m, res2_m, res3_m; \
\
LD_UB4(dst_m, dst_stride, dst0_m, dst1_m, dst2_m, dst3_m); \
ILVR_B4_SH(zero_m, dst0_m, zero_m, dst1_m, zero_m, dst2_m, \
zero_m, dst3_m, res0_m, res1_m, res2_m, res3_m); \
ADD4(res0_m, in0, res1_m, in1, res2_m, in2, res3_m, in3, \
res0_m, res1_m, res2_m, res3_m); \
CLIP_SH4_0_255(res0_m, res1_m, res2_m, res3_m); \
PCKEV_B2_SB(res1_m, res0_m, res3_m, res2_m, tmp0_m, tmp1_m); \
ST8x4_UB(tmp0_m, tmp1_m, dst_m, dst_stride); \
}
#define VP9_IDCT4x4(in0, in1, in2, in3, out0, out1, out2, out3) \
{ \
v8i16 c0_m, c1_m, c2_m, c3_m; \
v8i16 step0_m, step1_m; \
v4i32 tmp0_m, tmp1_m, tmp2_m, tmp3_m; \
\
c0_m = VP9_SET_COSPI_PAIR(cospi_16_64, cospi_16_64); \
c1_m = VP9_SET_COSPI_PAIR(cospi_16_64, -cospi_16_64); \
step0_m = __msa_ilvr_h(in2, in0); \
DOTP_SH2_SW(step0_m, step0_m, c0_m, c1_m, tmp0_m, tmp1_m); \
\
c2_m = VP9_SET_COSPI_PAIR(cospi_24_64, -cospi_8_64); \
c3_m = VP9_SET_COSPI_PAIR(cospi_8_64, cospi_24_64); \
step1_m = __msa_ilvr_h(in3, in1); \
DOTP_SH2_SW(step1_m, step1_m, c2_m, c3_m, tmp2_m, tmp3_m); \
SRARI_W4_SW(tmp0_m, tmp1_m, tmp2_m, tmp3_m, VP9_DCT_CONST_BITS); \
\
PCKEV_H2_SW(tmp1_m, tmp0_m, tmp3_m, tmp2_m, tmp0_m, tmp2_m); \
SLDI_B2_0_SW(tmp0_m, tmp2_m, tmp1_m, tmp3_m, 8); \
BUTTERFLY_4((v8i16) tmp0_m, (v8i16) tmp1_m, \
(v8i16) tmp2_m, (v8i16) tmp3_m, \
out0, out1, out2, out3); \
}
#define VP9_IADST4x4(in0, in1, in2, in3, out0, out1, out2, out3) \
{ \
v8i16 res0_m, res1_m, c0_m, c1_m; \
v8i16 k1_m, k2_m, k3_m, k4_m; \
v8i16 zero_m = { 0 }; \
v4i32 tmp0_m, tmp1_m, tmp2_m, tmp3_m; \
v4i32 int0_m, int1_m, int2_m, int3_m; \
v8i16 mask_m = { sinpi_1_9, sinpi_2_9, sinpi_3_9, \
sinpi_4_9, -sinpi_1_9, -sinpi_2_9, -sinpi_3_9, \
-sinpi_4_9 }; \
\
SPLATI_H4_SH(mask_m, 3, 0, 1, 2, c0_m, c1_m, k1_m, k2_m); \
ILVEV_H2_SH(c0_m, c1_m, k1_m, k2_m, c0_m, c1_m); \
ILVR_H2_SH(in0, in2, in1, in3, res0_m, res1_m); \
DOTP_SH2_SW(res0_m, res1_m, c0_m, c1_m, tmp2_m, tmp1_m); \
int0_m = tmp2_m + tmp1_m; \
\
SPLATI_H2_SH(mask_m, 4, 7, k4_m, k3_m); \
ILVEV_H2_SH(k4_m, k1_m, k3_m, k2_m, c0_m, c1_m); \
DOTP_SH2_SW(res0_m, res1_m, c0_m, c1_m, tmp0_m, tmp1_m); \
int1_m = tmp0_m + tmp1_m; \
\
c0_m = __msa_splati_h(mask_m, 6); \
ILVL_H2_SH(k2_m, c0_m, zero_m, k2_m, c0_m, c1_m); \
ILVR_H2_SH(in0, in2, in1, in3, res0_m, res1_m); \
DOTP_SH2_SW(res0_m, res1_m, c0_m, c1_m, tmp0_m, tmp1_m); \
int2_m = tmp0_m + tmp1_m; \
\
c0_m = __msa_splati_h(mask_m, 6); \
c0_m = __msa_ilvev_h(c0_m, k1_m); \
\
res0_m = __msa_ilvr_h((in1), (in3)); \
tmp0_m = __msa_dotp_s_w(res0_m, c0_m); \
int3_m = tmp2_m + tmp0_m; \
\
res0_m = __msa_ilvr_h((in2), (in3)); \
c1_m = __msa_ilvev_h(k4_m, k3_m); \
\
tmp2_m = __msa_dotp_s_w(res0_m, c1_m); \
res1_m = __msa_ilvr_h((in0), (in2)); \
c1_m = __msa_ilvev_h(k1_m, zero_m); \
\
tmp3_m = __msa_dotp_s_w(res1_m, c1_m); \
int3_m += tmp2_m; \
int3_m += tmp3_m; \
\
SRARI_W4_SW(int0_m, int1_m, int2_m, int3_m, VP9_DCT_CONST_BITS); \
PCKEV_H2_SH(int0_m, int0_m, int1_m, int1_m, out0, out1); \
PCKEV_H2_SH(int2_m, int2_m, int3_m, int3_m, out2, out3); \
}
#define TRANSPOSE4X8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7, \
out0, out1, out2, out3, out4, out5, out6, out7) \
{ \
v8i16 tmp0_m, tmp1_m, tmp2_m, tmp3_m; \
v8i16 tmp0_n, tmp1_n, tmp2_n, tmp3_n; \
v8i16 zero_m = { 0 }; \
\
ILVR_H4_SH(in1, in0, in3, in2, in5, in4, in7, in6, \
tmp0_n, tmp1_n, tmp2_n, tmp3_n); \
ILVRL_W2_SH(tmp1_n, tmp0_n, tmp0_m, tmp2_m); \
ILVRL_W2_SH(tmp3_n, tmp2_n, tmp1_m, tmp3_m); \
\
out0 = (v8i16) __msa_ilvr_d((v2i64) tmp1_m, (v2i64) tmp0_m); \
out1 = (v8i16) __msa_ilvl_d((v2i64) tmp1_m, (v2i64) tmp0_m); \
out2 = (v8i16) __msa_ilvr_d((v2i64) tmp3_m, (v2i64) tmp2_m); \
out3 = (v8i16) __msa_ilvl_d((v2i64) tmp3_m, (v2i64) tmp2_m); \
\
out4 = zero_m; \
out5 = zero_m; \
out6 = zero_m; \
out7 = zero_m; \
}
static void vp9_idct4x4_1_add_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride)
{
int16_t out;
v8i16 vec;
out = ROUND_POWER_OF_TWO((input[0] * cospi_16_64), VP9_DCT_CONST_BITS);
out = ROUND_POWER_OF_TWO((out * cospi_16_64), VP9_DCT_CONST_BITS);
out = ROUND_POWER_OF_TWO(out, 4);
vec = __msa_fill_h(out);
ADDBLK_ST4x4_UB(vec, vec, vec, vec, dst, dst_stride);
}
static void vp9_idct4x4_colcol_addblk_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride)
{
v8i16 in0, in1, in2, in3;
/* load vector elements of 4x4 block */
LD4x4_SH(input, in0, in1, in2, in3);
/* rows */
VP9_IDCT4x4(in0, in1, in2, in3, in0, in1, in2, in3);
/* columns */
TRANSPOSE4x4_SH_SH(in0, in1, in2, in3, in0, in1, in2, in3);
VP9_IDCT4x4(in0, in1, in2, in3, in0, in1, in2, in3);
/* rounding (add 2^3, divide by 2^4) */
SRARI_H4_SH(in0, in1, in2, in3, 4);
ADDBLK_ST4x4_UB(in0, in1, in2, in3, dst, dst_stride);
}
static void vp9_iadst4x4_colcol_addblk_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride)
{
v8i16 in0, in1, in2, in3;
/* load vector elements of 4x4 block */
LD4x4_SH(input, in0, in1, in2, in3);
/* rows */
VP9_IADST4x4(in0, in1, in2, in3, in0, in1, in2, in3);
/* columns */
TRANSPOSE4x4_SH_SH(in0, in1, in2, in3, in0, in1, in2, in3);
VP9_IADST4x4(in0, in1, in2, in3, in0, in1, in2, in3);
/* rounding (add 2^3, divide by 2^4) */
SRARI_H4_SH(in0, in1, in2, in3, 4);
ADDBLK_ST4x4_UB(in0, in1, in2, in3, dst, dst_stride);
}
static void vp9_iadst_idct_4x4_add_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride, int32_t eob)
{
v8i16 in0, in1, in2, in3;
/* load vector elements of 4x4 block */
LD4x4_SH(input, in0, in1, in2, in3);
/* cols */
VP9_IADST4x4(in0, in1, in2, in3, in0, in1, in2, in3);
/* columns */
TRANSPOSE4x4_SH_SH(in0, in1, in2, in3, in0, in1, in2, in3);
VP9_IDCT4x4(in0, in1, in2, in3, in0, in1, in2, in3);
/* rounding (add 2^3, divide by 2^4) */
SRARI_H4_SH(in0, in1, in2, in3, 4);
ADDBLK_ST4x4_UB(in0, in1, in2, in3, dst, dst_stride);
}
static void vp9_idct_iadst_4x4_add_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride, int32_t eob)
{
v8i16 in0, in1, in2, in3;
/* load vector elements of 4x4 block */
LD4x4_SH(input, in0, in1, in2, in3);
/* cols */
VP9_IDCT4x4(in0, in1, in2, in3, in0, in1, in2, in3);
/* columns */
TRANSPOSE4x4_SH_SH(in0, in1, in2, in3, in0, in1, in2, in3);
VP9_IADST4x4(in0, in1, in2, in3, in0, in1, in2, in3);
/* rounding (add 2^3, divide by 2^4) */
SRARI_H4_SH(in0, in1, in2, in3, 4);
ADDBLK_ST4x4_UB(in0, in1, in2, in3, dst, dst_stride);
}
#define VP9_SET_CONST_PAIR(mask_h, idx1_h, idx2_h) \
( { \
v8i16 c0_m, c1_m; \
\
SPLATI_H2_SH(mask_h, idx1_h, idx2_h, c0_m, c1_m); \
c0_m = __msa_ilvev_h(c1_m, c0_m); \
\
c0_m; \
} )
/* multiply and add macro */
#define VP9_MADD(inp0, inp1, inp2, inp3, cst0, cst1, cst2, cst3, \
out0, out1, out2, out3) \
{ \
v8i16 madd_s0_m, madd_s1_m, madd_s2_m, madd_s3_m; \
v4i32 tmp0_m, tmp1_m, tmp2_m, tmp3_m; \
\
ILVRL_H2_SH(inp1, inp0, madd_s1_m, madd_s0_m); \
ILVRL_H2_SH(inp3, inp2, madd_s3_m, madd_s2_m); \
DOTP_SH4_SW(madd_s1_m, madd_s0_m, madd_s1_m, madd_s0_m, \
cst0, cst0, cst1, cst1, tmp0_m, tmp1_m, tmp2_m, tmp3_m); \
SRARI_W4_SW(tmp0_m, tmp1_m, tmp2_m, tmp3_m, VP9_DCT_CONST_BITS); \
PCKEV_H2_SH(tmp1_m, tmp0_m, tmp3_m, tmp2_m, out0, out1); \
DOTP_SH4_SW(madd_s3_m, madd_s2_m, madd_s3_m, madd_s2_m, \
cst2, cst2, cst3, cst3, tmp0_m, tmp1_m, tmp2_m, tmp3_m); \
SRARI_W4_SW(tmp0_m, tmp1_m, tmp2_m, tmp3_m, VP9_DCT_CONST_BITS); \
PCKEV_H2_SH(tmp1_m, tmp0_m, tmp3_m, tmp2_m, out2, out3); \
}
/* idct 8x8 macro */
#define VP9_IDCT8x8_1D(in0, in1, in2, in3, in4, in5, in6, in7, \
out0, out1, out2, out3, out4, out5, out6, out7) \
{ \
v8i16 tp0_m, tp1_m, tp2_m, tp3_m, tp4_m, tp5_m, tp6_m, tp7_m; \
v8i16 k0_m, k1_m, k2_m, k3_m, res0_m, res1_m, res2_m, res3_m; \
v4i32 tmp0_m, tmp1_m, tmp2_m, tmp3_m; \
v8i16 mask_m = { cospi_28_64, cospi_4_64, cospi_20_64, cospi_12_64, \
cospi_16_64, -cospi_4_64, -cospi_20_64, -cospi_16_64 }; \
\
k0_m = VP9_SET_CONST_PAIR(mask_m, 0, 5); \
k1_m = VP9_SET_CONST_PAIR(mask_m, 1, 0); \
k2_m = VP9_SET_CONST_PAIR(mask_m, 6, 3); \
k3_m = VP9_SET_CONST_PAIR(mask_m, 3, 2); \
VP9_MADD(in1, in7, in3, in5, k0_m, k1_m, k2_m, k3_m, in1, in7, in3, in5); \
SUB2(in1, in3, in7, in5, res0_m, res1_m); \
k0_m = VP9_SET_CONST_PAIR(mask_m, 4, 7); \
k1_m = __msa_splati_h(mask_m, 4); \
\
ILVRL_H2_SH(res0_m, res1_m, res2_m, res3_m); \
DOTP_SH4_SW(res2_m, res3_m, res2_m, res3_m, k0_m, k0_m, k1_m, k1_m, \
tmp0_m, tmp1_m, tmp2_m, tmp3_m); \
SRARI_W4_SW(tmp0_m, tmp1_m, tmp2_m, tmp3_m, VP9_DCT_CONST_BITS); \
tp4_m = in1 + in3; \
PCKEV_H2_SH(tmp1_m, tmp0_m, tmp3_m, tmp2_m, tp5_m, tp6_m); \
tp7_m = in7 + in5; \
k2_m = VP9_SET_COSPI_PAIR(cospi_24_64, -cospi_8_64); \
k3_m = VP9_SET_COSPI_PAIR(cospi_8_64, cospi_24_64); \
VP9_MADD(in0, in4, in2, in6, k1_m, k0_m, k2_m, k3_m, \
in0, in4, in2, in6); \
BUTTERFLY_4(in0, in4, in2, in6, tp0_m, tp1_m, tp2_m, tp3_m); \
BUTTERFLY_8(tp0_m, tp1_m, tp2_m, tp3_m, tp4_m, tp5_m, tp6_m, tp7_m, \
out0, out1, out2, out3, out4, out5, out6, out7); \
}
#define VP9_IADST8x8_1D(in0, in1, in2, in3, in4, in5, in6, in7, \
out0, out1, out2, out3, out4, out5, out6, out7) \
{ \
v4i32 r0_m, r1_m, r2_m, r3_m, r4_m, r5_m, r6_m, r7_m; \
v4i32 m0_m, m1_m, m2_m, m3_m, t0_m, t1_m; \
v8i16 res0_m, res1_m, res2_m, res3_m, k0_m, k1_m, in_s0, in_s1; \
v8i16 mask1_m = { cospi_2_64, cospi_30_64, -cospi_2_64, \
cospi_10_64, cospi_22_64, -cospi_10_64, cospi_18_64, cospi_14_64 }; \
v8i16 mask2_m = { cospi_14_64, -cospi_18_64, cospi_26_64, \
cospi_6_64, -cospi_26_64, cospi_8_64, cospi_24_64, -cospi_8_64 }; \
v8i16 mask3_m = { -cospi_24_64, cospi_8_64, cospi_16_64, \
-cospi_16_64, 0, 0, 0, 0 }; \
\
k0_m = VP9_SET_CONST_PAIR(mask1_m, 0, 1); \
k1_m = VP9_SET_CONST_PAIR(mask1_m, 1, 2); \
ILVRL_H2_SH(in1, in0, in_s1, in_s0); \
DOTP_SH4_SW(in_s1, in_s0, in_s1, in_s0, k0_m, k0_m, k1_m, k1_m, \
r0_m, r1_m, r2_m, r3_m); \
k0_m = VP9_SET_CONST_PAIR(mask1_m, 6, 7); \
k1_m = VP9_SET_CONST_PAIR(mask2_m, 0, 1); \
ILVRL_H2_SH(in5, in4, in_s1, in_s0); \
DOTP_SH4_SW(in_s1, in_s0, in_s1, in_s0, k0_m, k0_m, k1_m, k1_m, \
r4_m, r5_m, r6_m, r7_m); \
ADD4(r0_m, r4_m, r1_m, r5_m, r2_m, r6_m, r3_m, r7_m, \
m0_m, m1_m, m2_m, m3_m); \
SRARI_W4_SW(m0_m, m1_m, m2_m, m3_m, VP9_DCT_CONST_BITS); \
PCKEV_H2_SH(m1_m, m0_m, m3_m, m2_m, res0_m, res1_m); \
SUB4(r0_m, r4_m, r1_m, r5_m, r2_m, r6_m, r3_m, r7_m, \
m0_m, m1_m, m2_m, m3_m); \
SRARI_W4_SW(m0_m, m1_m, m2_m, m3_m, VP9_DCT_CONST_BITS); \
PCKEV_H2_SW(m1_m, m0_m, m3_m, m2_m, t0_m, t1_m); \
k0_m = VP9_SET_CONST_PAIR(mask1_m, 3, 4); \
k1_m = VP9_SET_CONST_PAIR(mask1_m, 4, 5); \
ILVRL_H2_SH(in3, in2, in_s1, in_s0); \
DOTP_SH4_SW(in_s1, in_s0, in_s1, in_s0, k0_m, k0_m, k1_m, k1_m, \
r0_m, r1_m, r2_m, r3_m); \
k0_m = VP9_SET_CONST_PAIR(mask2_m, 2, 3); \
k1_m = VP9_SET_CONST_PAIR(mask2_m, 3, 4); \
ILVRL_H2_SH(in7, in6, in_s1, in_s0); \
DOTP_SH4_SW(in_s1, in_s0, in_s1, in_s0, k0_m, k0_m, k1_m, k1_m, \
r4_m, r5_m, r6_m, r7_m); \
ADD4(r0_m, r4_m, r1_m, r5_m, r2_m, r6_m, r3_m, r7_m, \
m0_m, m1_m, m2_m, m3_m); \
SRARI_W4_SW(m0_m, m1_m, m2_m, m3_m, VP9_DCT_CONST_BITS); \
PCKEV_H2_SH(m1_m, m0_m, m3_m, m2_m, res2_m, res3_m); \
SUB4(r0_m, r4_m, r1_m, r5_m, r2_m, r6_m, r3_m, r7_m, \
m0_m, m1_m, m2_m, m3_m); \
SRARI_W4_SW(m0_m, m1_m, m2_m, m3_m, VP9_DCT_CONST_BITS); \
PCKEV_H2_SW(m1_m, m0_m, m3_m, m2_m, r2_m, r3_m); \
ILVRL_H2_SW(r3_m, r2_m, m2_m, m3_m); \
BUTTERFLY_4(res0_m, res1_m, res3_m, res2_m, out0, in7, in4, in3); \
k0_m = VP9_SET_CONST_PAIR(mask2_m, 5, 6); \
k1_m = VP9_SET_CONST_PAIR(mask2_m, 6, 7); \
ILVRL_H2_SH(t1_m, t0_m, in_s1, in_s0); \
DOTP_SH4_SW(in_s1, in_s0, in_s1, in_s0, k0_m, k0_m, k1_m, k1_m, \
r0_m, r1_m, r2_m, r3_m); \
k1_m = VP9_SET_CONST_PAIR(mask3_m, 0, 1); \
DOTP_SH4_SW(m2_m, m3_m, m2_m, m3_m, k0_m, k0_m, k1_m, k1_m, \
r4_m, r5_m, r6_m, r7_m); \
ADD4(r0_m, r6_m, r1_m, r7_m, r2_m, r4_m, r3_m, r5_m, \
m0_m, m1_m, m2_m, m3_m); \
SRARI_W4_SW(m0_m, m1_m, m2_m, m3_m, VP9_DCT_CONST_BITS); \
PCKEV_H2_SH(m1_m, m0_m, m3_m, m2_m, in1, out6); \
SUB4(r0_m, r6_m, r1_m, r7_m, r2_m, r4_m, r3_m, r5_m, \
m0_m, m1_m, m2_m, m3_m); \
SRARI_W4_SW(m0_m, m1_m, m2_m, m3_m, VP9_DCT_CONST_BITS); \
PCKEV_H2_SH(m1_m, m0_m, m3_m, m2_m, in2, in5); \
k0_m = VP9_SET_CONST_PAIR(mask3_m, 2, 2); \
k1_m = VP9_SET_CONST_PAIR(mask3_m, 2, 3); \
ILVRL_H2_SH(in4, in3, in_s1, in_s0); \
DOTP_SH4_SW(in_s1, in_s0, in_s1, in_s0, k0_m, k0_m, k1_m, k1_m, \
m0_m, m1_m, m2_m, m3_m); \
SRARI_W4_SW(m0_m, m1_m, m2_m, m3_m, VP9_DCT_CONST_BITS); \
PCKEV_H2_SH(m1_m, m0_m, m3_m, m2_m, in3, out4); \
ILVRL_H2_SW(in5, in2, m2_m, m3_m); \
DOTP_SH4_SW(m2_m, m3_m, m2_m, m3_m, k0_m, k0_m, k1_m, k1_m, \
m0_m, m1_m, m2_m, m3_m); \
SRARI_W4_SW(m0_m, m1_m, m2_m, m3_m, VP9_DCT_CONST_BITS); \
PCKEV_H2_SH(m1_m, m0_m, m3_m, m2_m, out2, in5); \
\
out1 = -in1; \
out3 = -in3; \
out5 = -in5; \
out7 = -in7; \
}
static void vp9_idct8x8_1_add_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride)
{
int16_t out;
int32_t val;
v8i16 vec;
out = ROUND_POWER_OF_TWO((input[0] * cospi_16_64), VP9_DCT_CONST_BITS);
out = ROUND_POWER_OF_TWO((out * cospi_16_64), VP9_DCT_CONST_BITS);
val = ROUND_POWER_OF_TWO(out, 5);
vec = __msa_fill_h(val);
VP9_ADDBLK_ST8x4_UB(dst, dst_stride, vec, vec, vec, vec);
dst += (4 * dst_stride);
VP9_ADDBLK_ST8x4_UB(dst, dst_stride, vec, vec, vec, vec);
}
static void vp9_idct8x8_12_colcol_addblk_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride)
{
v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
v8i16 s0, s1, s2, s3, s4, s5, s6, s7, k0, k1, k2, k3, m0, m1, m2, m3;
v4i32 tmp0, tmp1, tmp2, tmp3;
v8i16 zero = { 0 };
/* load vector elements of 8x8 block */
LD_SH8(input, 8, in0, in1, in2, in3, in4, in5, in6, in7);
ILVR_D2_SH(in1, in0, in3, in2, in0, in1);
ILVR_D2_SH(in5, in4, in7, in6, in2, in3);
//TRANSPOSE8X4_SH_SH(in0, in1, in2, in3, in0, in1, in2, in3);
/* stage1 */
ILVL_H2_SH(in3, in0, in2, in1, s0, s1);
k0 = VP9_SET_COSPI_PAIR(cospi_28_64, -cospi_4_64);
k1 = VP9_SET_COSPI_PAIR(cospi_4_64, cospi_28_64);
k2 = VP9_SET_COSPI_PAIR(-cospi_20_64, cospi_12_64);
k3 = VP9_SET_COSPI_PAIR(cospi_12_64, cospi_20_64);
DOTP_SH4_SW(s0, s0, s1, s1, k0, k1, k2, k3, tmp0, tmp1, tmp2, tmp3);
SRARI_W4_SW(tmp0, tmp1, tmp2, tmp3, VP9_DCT_CONST_BITS);
PCKEV_H2_SH(zero, tmp0, zero, tmp1, s0, s1);
PCKEV_H2_SH(zero, tmp2, zero, tmp3, s2, s3);
BUTTERFLY_4(s0, s1, s3, s2, s4, s7, s6, s5);
/* stage2 */
ILVR_H2_SH(in3, in1, in2, in0, s1, s0);
k0 = VP9_SET_COSPI_PAIR(cospi_16_64, cospi_16_64);
k1 = VP9_SET_COSPI_PAIR(cospi_16_64, -cospi_16_64);
k2 = VP9_SET_COSPI_PAIR(cospi_24_64, -cospi_8_64);
k3 = VP9_SET_COSPI_PAIR(cospi_8_64, cospi_24_64);
DOTP_SH4_SW(s0, s0, s1, s1, k0, k1, k2, k3, tmp0, tmp1, tmp2, tmp3);
SRARI_W4_SW(tmp0, tmp1, tmp2, tmp3, VP9_DCT_CONST_BITS);
PCKEV_H2_SH(zero, tmp0, zero, tmp1, s0, s1);
PCKEV_H2_SH(zero, tmp2, zero, tmp3, s2, s3);
BUTTERFLY_4(s0, s1, s2, s3, m0, m1, m2, m3);
/* stage3 */
s0 = __msa_ilvr_h(s6, s5);
k1 = VP9_SET_COSPI_PAIR(-cospi_16_64, cospi_16_64);
DOTP_SH2_SW(s0, s0, k1, k0, tmp0, tmp1);
SRARI_W2_SW(tmp0, tmp1, VP9_DCT_CONST_BITS);
PCKEV_H2_SH(zero, tmp0, zero, tmp1, s2, s3);
/* stage4 */
BUTTERFLY_8(m0, m1, m2, m3, s4, s2, s3, s7,
in0, in1, in2, in3, in4, in5, in6, in7);
TRANSPOSE4X8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
in0, in1, in2, in3, in4, in5, in6, in7);
VP9_IDCT8x8_1D(in0, in1, in2, in3, in4, in5, in6, in7,
in0, in1, in2, in3, in4, in5, in6, in7);
/* final rounding (add 2^4, divide by 2^5) and shift */
SRARI_H4_SH(in0, in1, in2, in3, 5);
SRARI_H4_SH(in4, in5, in6, in7, 5);
/* add block and store 8x8 */
VP9_ADDBLK_ST8x4_UB(dst, dst_stride, in0, in1, in2, in3);
dst += (4 * dst_stride);
VP9_ADDBLK_ST8x4_UB(dst, dst_stride, in4, in5, in6, in7);
}
static void vp9_idct8x8_colcol_addblk_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride)
{
v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
/* load vector elements of 8x8 block */
LD_SH8(input, 8, in0, in1, in2, in3, in4, in5, in6, in7);
/* 1D idct8x8 */
VP9_IDCT8x8_1D(in0, in1, in2, in3, in4, in5, in6, in7,
in0, in1, in2, in3, in4, in5, in6, in7);
/* columns transform */
TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
in0, in1, in2, in3, in4, in5, in6, in7);
/* 1D idct8x8 */
VP9_IDCT8x8_1D(in0, in1, in2, in3, in4, in5, in6, in7,
in0, in1, in2, in3, in4, in5, in6, in7);
/* final rounding (add 2^4, divide by 2^5) and shift */
SRARI_H4_SH(in0, in1, in2, in3, 5);
SRARI_H4_SH(in4, in5, in6, in7, 5);
/* add block and store 8x8 */
VP9_ADDBLK_ST8x4_UB(dst, dst_stride, in0, in1, in2, in3);
dst += (4 * dst_stride);
VP9_ADDBLK_ST8x4_UB(dst, dst_stride, in4, in5, in6, in7);
}
static void vp9_iadst8x8_colcol_addblk_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride)
{
v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
v8i16 res0, res1, res2, res3, res4, res5, res6, res7;
v16u8 dst0, dst1, dst2, dst3, dst4, dst5, dst6, dst7;
v8i16 out0, out1, out2, out3, out4, out5, out6, out7;
v8i16 cnst0, cnst1, cnst2, cnst3, cnst4;
v8i16 temp0, temp1, temp2, temp3, s0, s1;
v16i8 zero = { 0 };
/* load vector elements of 8x8 block */
LD_SH8(input, 8, in0, in1, in2, in3, in4, in5, in6, in7);
/* 1D adst8x8 */
VP9_ADST8(in0, in1, in2, in3, in4, in5, in6, in7,
in0, in1, in2, in3, in4, in5, in6, in7);
/* columns transform */
TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
in0, in1, in2, in3, in4, in5, in6, in7);
cnst0 = __msa_fill_h(cospi_2_64);
cnst1 = __msa_fill_h(cospi_30_64);
cnst2 = -cnst0;
ILVEV_H2_SH(cnst0, cnst1, cnst1, cnst2, cnst0, cnst1);
cnst2 = __msa_fill_h(cospi_18_64);
cnst3 = __msa_fill_h(cospi_14_64);
cnst4 = -cnst2;
ILVEV_H2_SH(cnst2, cnst3, cnst3, cnst4, cnst2, cnst3);
ILVRL_H2_SH(in0, in7, temp1, temp0);
ILVRL_H2_SH(in4, in3, temp3, temp2);
VP9_DOT_ADD_SUB_SRARI_PCK(temp0, temp1, temp2, temp3, cnst0, cnst1, cnst2,
cnst3, in7, in0, in4, in3);
cnst0 = __msa_fill_h(cospi_10_64);
cnst1 = __msa_fill_h(cospi_22_64);
cnst2 = -cnst0;
ILVEV_H2_SH(cnst0, cnst1, cnst1, cnst2, cnst0, cnst1);
cnst2 = __msa_fill_h(cospi_26_64);
cnst3 = __msa_fill_h(cospi_6_64);
cnst4 = -cnst2;
ILVEV_H2_SH(cnst2, cnst3, cnst3, cnst4, cnst2, cnst3);
ILVRL_H2_SH(in2, in5, temp1, temp0);
ILVRL_H2_SH(in6, in1, temp3, temp2);
VP9_DOT_ADD_SUB_SRARI_PCK(temp0, temp1, temp2, temp3, cnst0, cnst1, cnst2,
cnst3, in5, in2, in6, in1);
BUTTERFLY_4(in7, in0, in2, in5, s1, s0, in2, in5);
out7 = -s0;
out0 = s1;
SRARI_H2_SH(out0, out7, 5);
dst0 = LD_UB(dst + 0 * dst_stride);
dst7 = LD_UB(dst + 7 * dst_stride);
res0 = (v8i16) __msa_ilvr_b(zero, (v16i8) dst0);
res0 += out0;
res0 = CLIP_SH_0_255(res0);
res0 = (v8i16) __msa_pckev_b((v16i8) res0, (v16i8) res0);
ST8x1_UB(res0, dst);
res7 = (v8i16) __msa_ilvr_b(zero, (v16i8) dst7);
res7 += out7;
res7 = CLIP_SH_0_255(res7);
res7 = (v8i16) __msa_pckev_b((v16i8) res7, (v16i8) res7);
ST8x1_UB(res7, dst + 7 * dst_stride);
cnst1 = __msa_fill_h(cospi_24_64);
cnst0 = __msa_fill_h(cospi_8_64);
cnst3 = -cnst1;
cnst2 = -cnst0;
ILVEV_H2_SH(cnst3, cnst0, cnst1, cnst2, cnst3, cnst2);
cnst0 = __msa_ilvev_h(cnst1, cnst0);
cnst1 = cnst0;
ILVRL_H2_SH(in4, in3, temp1, temp0);
ILVRL_H2_SH(in6, in1, temp3, temp2);
VP9_DOT_ADD_SUB_SRARI_PCK(temp0, temp1, temp2, temp3, cnst0, cnst2, cnst3,
cnst1, out1, out6, s0, s1);
out1 = -out1;
SRARI_H2_SH(out1, out6, 5);
dst1 = LD_UB(dst + 1 * dst_stride);
dst6 = LD_UB(dst + 6 * dst_stride);
ILVR_B2_SH(zero, dst1, zero, dst6, res1, res6);
ADD2(res1, out1, res6, out6, res1, res6);
CLIP_SH2_0_255(res1, res6);
PCKEV_B2_SH(res1, res1, res6, res6, res1, res6);
ST8x1_UB(res1, dst + dst_stride);
ST8x1_UB(res6, dst + 6 * dst_stride);
cnst0 = __msa_fill_h(cospi_16_64);
cnst1 = -cnst0;
cnst1 = __msa_ilvev_h(cnst1, cnst0);
ILVRL_H2_SH(in2, in5, temp1, temp0);
ILVRL_H2_SH(s0, s1, temp3, temp2);
out3 = VP9_DOT_SHIFT_RIGHT_PCK_H(temp0, temp1, cnst0);
out4 = VP9_DOT_SHIFT_RIGHT_PCK_H(temp0, temp1, cnst1);
out3 = -out3;
SRARI_H2_SH(out3, out4, 5);
dst3 = LD_UB(dst + 3 * dst_stride);
dst4 = LD_UB(dst + 4 * dst_stride);
ILVR_B2_SH(zero, dst3, zero, dst4, res3, res4);
ADD2(res3, out3, res4, out4, res3, res4);
CLIP_SH2_0_255(res3, res4);
PCKEV_B2_SH(res3, res3, res4, res4, res3, res4);
ST8x1_UB(res3, dst + 3 * dst_stride);
ST8x1_UB(res4, dst + 4 * dst_stride);
out2 = VP9_DOT_SHIFT_RIGHT_PCK_H(temp2, temp3, cnst0);
out5 = VP9_DOT_SHIFT_RIGHT_PCK_H(temp2, temp3, cnst1);
out5 = -out5;
SRARI_H2_SH(out2, out5, 5);
dst2 = LD_UB(dst + 2 * dst_stride);
dst5 = LD_UB(dst + 5 * dst_stride);
ILVR_B2_SH(zero, dst2, zero, dst5, res2, res5);
ADD2(res2, out2, res5, out5, res2, res5);
CLIP_SH2_0_255(res2, res5);
PCKEV_B2_SH(res2, res2, res5, res5, res2, res5);
ST8x1_UB(res2, dst + 2 * dst_stride);
ST8x1_UB(res5, dst + 5 * dst_stride);
}
static void vp9_iadst_idct_8x8_add_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride, int32_t eob)
{
v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
/* load vector elements of 8x8 block */
LD_SH8(input, 8, in1, in6, in3, in4, in5, in2, in7, in0);
/* 1D idct8x8 */
VP9_IADST8x8_1D(in0, in1, in2, in3, in4, in5, in6, in7,
in0, in1, in2, in3, in4, in5, in6, in7);
/* columns transform */
TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
in0, in1, in2, in3, in4, in5, in6, in7);
/* 1D idct8x8 */
VP9_IDCT8x8_1D(in0, in1, in2, in3, in4, in5, in6, in7,
in0, in1, in2, in3, in4, in5, in6, in7);
/* final rounding (add 2^4, divide by 2^5) and shift */
SRARI_H4_SH(in0, in1, in2, in3, 5);
SRARI_H4_SH(in4, in5, in6, in7, 5);
/* add block and store 8x8 */
VP9_ADDBLK_ST8x4_UB(dst, dst_stride, in0, in1, in2, in3);
dst += (4 * dst_stride);
VP9_ADDBLK_ST8x4_UB(dst, dst_stride, in4, in5, in6, in7);
}
static void vp9_idct_iadst_8x8_add_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride, int32_t eob)
{
v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
/* load vector elements of 8x8 block */
LD_SH8(input, 8, in0, in1, in2, in3, in4, in5, in6, in7);
/* 1D idct8x8 */
VP9_IDCT8x8_1D(in0, in1, in2, in3, in4, in5, in6, in7,
in0, in1, in2, in3, in4, in5, in6, in7);
/* columns transform */
TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
in1, in6, in3, in4, in5, in2, in7, in0);
/* 1D idct8x8 */
VP9_IADST8x8_1D(in0, in1, in2, in3, in4, in5, in6, in7,
in0, in1, in2, in3, in4, in5, in6, in7);
/* final rounding (add 2^4, divide by 2^5) and shift */
SRARI_H4_SH(in0, in1, in2, in3, 5);
SRARI_H4_SH(in4, in5, in6, in7, 5);
/* add block and store 8x8 */
VP9_ADDBLK_ST8x4_UB(dst, dst_stride, in0, in1, in2, in3);
dst += (4 * dst_stride);
VP9_ADDBLK_ST8x4_UB(dst, dst_stride, in4, in5, in6, in7);
}
#define VP9_IADST8x16_1D(r0, r1, r2, r3, r4, r5, r6, r7, r8, \
r9, r10, r11, r12, r13, r14, r15, \
out0, out1, out2, out3, out4, out5, \
out6, out7, out8, out9, out10, out11, \
out12, out13, out14, out15) \
{ \
v8i16 g0_m, g1_m, g2_m, g3_m, g4_m, g5_m, g6_m, g7_m; \
v8i16 g8_m, g9_m, g10_m, g11_m, g12_m, g13_m, g14_m, g15_m; \
v8i16 h0_m, h1_m, h2_m, h3_m, h4_m, h5_m, h6_m, h7_m; \
v8i16 h8_m, h9_m, h10_m, h11_m; \
v8i16 k0_m, k1_m, k2_m, k3_m; \
\
/* stage 1 */ \
k0_m = VP9_SET_COSPI_PAIR(cospi_1_64, cospi_31_64); \
k1_m = VP9_SET_COSPI_PAIR(cospi_31_64, -cospi_1_64); \
k2_m = VP9_SET_COSPI_PAIR(cospi_17_64, cospi_15_64); \
k3_m = VP9_SET_COSPI_PAIR(cospi_15_64, -cospi_17_64); \
VP9_MADD_BF(r15, r0, r7, r8, k0_m, k1_m, k2_m, k3_m, \
g0_m, g1_m, g2_m, g3_m); \
k0_m = VP9_SET_COSPI_PAIR(cospi_5_64, cospi_27_64); \
k1_m = VP9_SET_COSPI_PAIR(cospi_27_64, -cospi_5_64); \
k2_m = VP9_SET_COSPI_PAIR(cospi_21_64, cospi_11_64); \
k3_m = VP9_SET_COSPI_PAIR(cospi_11_64, -cospi_21_64); \
VP9_MADD_BF(r13, r2, r5, r10, k0_m, k1_m, k2_m, k3_m, \
g4_m, g5_m, g6_m, g7_m); \
k0_m = VP9_SET_COSPI_PAIR(cospi_9_64, cospi_23_64); \
k1_m = VP9_SET_COSPI_PAIR(cospi_23_64, -cospi_9_64); \
k2_m = VP9_SET_COSPI_PAIR(cospi_25_64, cospi_7_64); \
k3_m = VP9_SET_COSPI_PAIR(cospi_7_64, -cospi_25_64); \
VP9_MADD_BF(r11, r4, r3, r12, k0_m, k1_m, k2_m, k3_m, \
g8_m, g9_m, g10_m, g11_m); \
k0_m = VP9_SET_COSPI_PAIR(cospi_13_64, cospi_19_64); \
k1_m = VP9_SET_COSPI_PAIR(cospi_19_64, -cospi_13_64); \
k2_m = VP9_SET_COSPI_PAIR(cospi_29_64, cospi_3_64); \
k3_m = VP9_SET_COSPI_PAIR(cospi_3_64, -cospi_29_64); \
VP9_MADD_BF(r9, r6, r1, r14, k0_m, k1_m, k2_m, k3_m, \
g12_m, g13_m, g14_m, g15_m); \
\
/* stage 2 */ \
k0_m = VP9_SET_COSPI_PAIR(cospi_4_64, cospi_28_64); \
k1_m = VP9_SET_COSPI_PAIR(cospi_28_64, -cospi_4_64); \
k2_m = VP9_SET_COSPI_PAIR(-cospi_28_64, cospi_4_64); \
VP9_MADD_BF(g1_m, g3_m, g9_m, g11_m, k0_m, k1_m, k2_m, k0_m, \
h0_m, h1_m, h2_m, h3_m); \
k0_m = VP9_SET_COSPI_PAIR(cospi_12_64, cospi_20_64); \
k1_m = VP9_SET_COSPI_PAIR(-cospi_20_64, cospi_12_64); \
k2_m = VP9_SET_COSPI_PAIR(cospi_20_64, -cospi_12_64); \
VP9_MADD_BF(g7_m, g5_m, g15_m, g13_m, k0_m, k1_m, k2_m, k0_m, \
h4_m, h5_m, h6_m, h7_m); \
BUTTERFLY_4(h0_m, h2_m, h6_m, h4_m, out8, out9, out11, out10); \
BUTTERFLY_8(g0_m, g2_m, g4_m, g6_m, g14_m, g12_m, g10_m, g8_m, \
h8_m, h9_m, h10_m, h11_m, h6_m, h4_m, h2_m, h0_m); \
\
/* stage 3 */ \
BUTTERFLY_4(h8_m, h9_m, h11_m, h10_m, out0, out1, h11_m, h10_m); \
k0_m = VP9_SET_COSPI_PAIR(cospi_8_64, cospi_24_64); \
k1_m = VP9_SET_COSPI_PAIR(cospi_24_64, -cospi_8_64); \
k2_m = VP9_SET_COSPI_PAIR(-cospi_24_64, cospi_8_64); \
VP9_MADD_BF(h0_m, h2_m, h4_m, h6_m, k0_m, k1_m, k2_m, k0_m, \
out4, out6, out5, out7); \
VP9_MADD_BF(h1_m, h3_m, h5_m, h7_m, k0_m, k1_m, k2_m, k0_m, \
out12, out14, out13, out15); \
\
/* stage 4 */ \
k0_m = VP9_SET_COSPI_PAIR(cospi_16_64, cospi_16_64); \
k1_m = VP9_SET_COSPI_PAIR(-cospi_16_64, -cospi_16_64); \
k2_m = VP9_SET_COSPI_PAIR(cospi_16_64, -cospi_16_64); \
k3_m = VP9_SET_COSPI_PAIR(-cospi_16_64, cospi_16_64); \
VP9_MADD_SHORT(h10_m, h11_m, k1_m, k2_m, out2, out3); \
VP9_MADD_SHORT(out6, out7, k0_m, k3_m, out6, out7); \
VP9_MADD_SHORT(out10, out11, k0_m, k3_m, out10, out11); \
VP9_MADD_SHORT(out14, out15, k1_m, k2_m, out14, out15); \
}
static void vp9_idct16_1d_columns_addblk_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride)
{
v8i16 loc0, loc1, loc2, loc3;
v8i16 reg0, reg2, reg4, reg6, reg8, reg10, reg12, reg14;
v8i16 reg3, reg13, reg11, reg5, reg7, reg9, reg1, reg15;
v8i16 tmp5, tmp6, tmp7;
/* load up 8x8 */
LD_SH8(input, 16, reg0, reg1, reg2, reg3, reg4, reg5, reg6, reg7);
input += 8 * 16;
/* load bottom 8x8 */
LD_SH8(input, 16, reg8, reg9, reg10, reg11, reg12, reg13, reg14, reg15);
VP9_DOTP_CONST_PAIR(reg2, reg14, cospi_28_64, cospi_4_64, reg2, reg14);
VP9_DOTP_CONST_PAIR(reg10, reg6, cospi_12_64, cospi_20_64, reg10, reg6);
BUTTERFLY_4(reg2, reg14, reg6, reg10, loc0, loc1, reg14, reg2);
VP9_DOTP_CONST_PAIR(reg14, reg2, cospi_16_64, cospi_16_64, loc2, loc3);
VP9_DOTP_CONST_PAIR(reg0, reg8, cospi_16_64, cospi_16_64, reg0, reg8);
VP9_DOTP_CONST_PAIR(reg4, reg12, cospi_24_64, cospi_8_64, reg4, reg12);
BUTTERFLY_4(reg8, reg0, reg4, reg12, reg2, reg6, reg10, reg14);
reg0 = reg2 - loc1;
reg2 = reg2 + loc1;
reg12 = reg14 - loc0;
reg14 = reg14 + loc0;
reg4 = reg6 - loc3;
reg6 = reg6 + loc3;
reg8 = reg10 - loc2;
reg10 = reg10 + loc2;
/* stage 2 */
VP9_DOTP_CONST_PAIR(reg1, reg15, cospi_30_64, cospi_2_64, reg1, reg15);
VP9_DOTP_CONST_PAIR(reg9, reg7, cospi_14_64, cospi_18_64, loc2, loc3);
reg9 = reg1 - loc2;
reg1 = reg1 + loc2;
reg7 = reg15 - loc3;
reg15 = reg15 + loc3;
VP9_DOTP_CONST_PAIR(reg5, reg11, cospi_22_64, cospi_10_64, reg5, reg11);
VP9_DOTP_CONST_PAIR(reg13, reg3, cospi_6_64, cospi_26_64, loc0, loc1);
BUTTERFLY_4(loc0, loc1, reg11, reg5, reg13, reg3, reg11, reg5);
loc1 = reg15 + reg3;
reg3 = reg15 - reg3;
loc2 = reg2 + loc1;
reg15 = reg2 - loc1;
loc1 = reg1 + reg13;
reg13 = reg1 - reg13;
loc0 = reg0 + loc1;
loc1 = reg0 - loc1;
tmp6 = loc0;
tmp7 = loc1;
reg0 = loc2;
VP9_DOTP_CONST_PAIR(reg7, reg9, cospi_24_64, cospi_8_64, reg7, reg9);
VP9_DOTP_CONST_PAIR((-reg5), (-reg11), cospi_8_64, cospi_24_64, reg5,
reg11);
loc0 = reg9 + reg5;
reg5 = reg9 - reg5;
reg2 = reg6 + loc0;
reg1 = reg6 - loc0;
loc0 = reg7 + reg11;
reg11 = reg7 - reg11;
loc1 = reg4 + loc0;
loc2 = reg4 - loc0;
tmp5 = loc1;
VP9_DOTP_CONST_PAIR(reg5, reg11, cospi_16_64, cospi_16_64, reg5, reg11);
BUTTERFLY_4(reg8, reg10, reg11, reg5, loc0, reg4, reg9, loc1);
reg10 = loc0;
reg11 = loc1;
VP9_DOTP_CONST_PAIR(reg3, reg13, cospi_16_64, cospi_16_64, reg3, reg13);
BUTTERFLY_4(reg12, reg14, reg13, reg3, reg8, reg6, reg7, reg5);
reg13 = loc2;
/* Transpose and store the output */
reg12 = tmp5;
reg14 = tmp6;
reg3 = tmp7;
SRARI_H4_SH(reg0, reg2, reg4, reg6, 6);
VP9_ADDBLK_ST8x4_UB(dst, dst_stride, reg0, reg2, reg4, reg6);
dst += (4 * dst_stride);
SRARI_H4_SH(reg8, reg10, reg12, reg14, 6);
VP9_ADDBLK_ST8x4_UB(dst, dst_stride, reg8, reg10, reg12, reg14);
dst += (4 * dst_stride);
SRARI_H4_SH(reg3, reg13, reg11, reg5, 6);
VP9_ADDBLK_ST8x4_UB(dst, dst_stride, reg3, reg13, reg11, reg5);
dst += (4 * dst_stride);
SRARI_H4_SH(reg7, reg9, reg1, reg15, 6);
VP9_ADDBLK_ST8x4_UB(dst, dst_stride, reg7, reg9, reg1, reg15);
}
static void vp9_idct16_1d_columns_msa(int16_t *input, int16_t *output)
{
v8i16 loc0, loc1, loc2, loc3;
v8i16 reg0, reg2, reg4, reg6, reg8, reg10, reg12, reg14;
v8i16 reg3, reg13, reg11, reg5, reg7, reg9, reg1, reg15;
v8i16 tmp5, tmp6, tmp7;
/* load up 8x8 */
LD_SH8(input, 16, reg0, reg1, reg2, reg3, reg4, reg5, reg6, reg7);
input += 8 * 16;
/* load bottom 8x8 */
LD_SH8(input, 16, reg8, reg9, reg10, reg11, reg12, reg13, reg14, reg15);
VP9_DOTP_CONST_PAIR(reg2, reg14, cospi_28_64, cospi_4_64, reg2, reg14);
VP9_DOTP_CONST_PAIR(reg10, reg6, cospi_12_64, cospi_20_64, reg10, reg6);
BUTTERFLY_4(reg2, reg14, reg6, reg10, loc0, loc1, reg14, reg2);
VP9_DOTP_CONST_PAIR(reg14, reg2, cospi_16_64, cospi_16_64, loc2, loc3);
VP9_DOTP_CONST_PAIR(reg0, reg8, cospi_16_64, cospi_16_64, reg0, reg8);
VP9_DOTP_CONST_PAIR(reg4, reg12, cospi_24_64, cospi_8_64, reg4, reg12);
BUTTERFLY_4(reg8, reg0, reg4, reg12, reg2, reg6, reg10, reg14);
reg0 = reg2 - loc1;
reg2 = reg2 + loc1;
reg12 = reg14 - loc0;
reg14 = reg14 + loc0;
reg4 = reg6 - loc3;
reg6 = reg6 + loc3;
reg8 = reg10 - loc2;
reg10 = reg10 + loc2;
/* stage 2 */
VP9_DOTP_CONST_PAIR(reg1, reg15, cospi_30_64, cospi_2_64, reg1, reg15);
VP9_DOTP_CONST_PAIR(reg9, reg7, cospi_14_64, cospi_18_64, loc2, loc3);
reg9 = reg1 - loc2;
reg1 = reg1 + loc2;
reg7 = reg15 - loc3;
reg15 = reg15 + loc3;
VP9_DOTP_CONST_PAIR(reg5, reg11, cospi_22_64, cospi_10_64, reg5, reg11);
VP9_DOTP_CONST_PAIR(reg13, reg3, cospi_6_64, cospi_26_64, loc0, loc1);
BUTTERFLY_4(loc0, loc1, reg11, reg5, reg13, reg3, reg11, reg5);
loc1 = reg15 + reg3;
reg3 = reg15 - reg3;
loc2 = reg2 + loc1;
reg15 = reg2 - loc1;
loc1 = reg1 + reg13;
reg13 = reg1 - reg13;
loc0 = reg0 + loc1;
loc1 = reg0 - loc1;
tmp6 = loc0;
tmp7 = loc1;
reg0 = loc2;
VP9_DOTP_CONST_PAIR(reg7, reg9, cospi_24_64, cospi_8_64, reg7, reg9);
VP9_DOTP_CONST_PAIR((-reg5), (-reg11), cospi_8_64, cospi_24_64, reg5,
reg11);
loc0 = reg9 + reg5;
reg5 = reg9 - reg5;
reg2 = reg6 + loc0;
reg1 = reg6 - loc0;
loc0 = reg7 + reg11;
reg11 = reg7 - reg11;
loc1 = reg4 + loc0;
loc2 = reg4 - loc0;
tmp5 = loc1;
VP9_DOTP_CONST_PAIR(reg5, reg11, cospi_16_64, cospi_16_64, reg5, reg11);
BUTTERFLY_4(reg8, reg10, reg11, reg5, loc0, reg4, reg9, loc1);
reg10 = loc0;
reg11 = loc1;
VP9_DOTP_CONST_PAIR(reg3, reg13, cospi_16_64, cospi_16_64, reg3, reg13);
BUTTERFLY_4(reg12, reg14, reg13, reg3, reg8, reg6, reg7, reg5);
reg13 = loc2;
/* Transpose and store the output */
reg12 = tmp5;
reg14 = tmp6;
reg3 = tmp7;
/* transpose block */
TRANSPOSE8x8_SH_SH(reg0, reg2, reg4, reg6, reg8, reg10, reg12, reg14,
reg0, reg2, reg4, reg6, reg8, reg10, reg12, reg14);
ST_SH4(reg0, reg2, reg4, reg6, output, 16);
ST_SH4(reg8, reg10, reg12, reg14, (output + 4 * 16), 16);
/* transpose block */
TRANSPOSE8x8_SH_SH(reg3, reg13, reg11, reg5, reg7, reg9, reg1, reg15,
reg3, reg13, reg11, reg5, reg7, reg9, reg1, reg15);
ST_SH4(reg3, reg13, reg11, reg5, (output + 8), 16);
ST_SH4(reg7, reg9, reg1, reg15, (output + 8 + 4 * 16), 16);
}
static void vp9_idct16x16_1_add_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride)
{
uint8_t i;
int16_t out;
v8i16 vec, res0, res1, res2, res3, res4, res5, res6, res7;
v16u8 dst0, dst1, dst2, dst3, tmp0, tmp1, tmp2, tmp3;
out = ROUND_POWER_OF_TWO((input[0] * cospi_16_64), VP9_DCT_CONST_BITS);
out = ROUND_POWER_OF_TWO((out * cospi_16_64), VP9_DCT_CONST_BITS);
out = ROUND_POWER_OF_TWO(out, 6);
vec = __msa_fill_h(out);
for (i = 4; i--;)
{
LD_UB4(dst, dst_stride, dst0, dst1, dst2, dst3);
UNPCK_UB_SH(dst0, res0, res4);
UNPCK_UB_SH(dst1, res1, res5);
UNPCK_UB_SH(dst2, res2, res6);
UNPCK_UB_SH(dst3, res3, res7);
ADD4(res0, vec, res1, vec, res2, vec, res3, vec, res0, res1, res2,
res3);
ADD4(res4, vec, res5, vec, res6, vec, res7, vec, res4, res5, res6,
res7);
CLIP_SH4_0_255(res0, res1, res2, res3);
CLIP_SH4_0_255(res4, res5, res6, res7);
PCKEV_B4_UB(res4, res0, res5, res1, res6, res2, res7, res3,
tmp0, tmp1, tmp2, tmp3);
ST_UB4(tmp0, tmp1, tmp2, tmp3, dst, dst_stride);
dst += (4 * dst_stride);
}
}
static void vp9_idct16x16_10_colcol_addblk_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride)
{
int32_t i;
int16_t out_arr[16 * 16] ALLOC_ALIGNED(ALIGNMENT);
int16_t *out = out_arr;
/* transform rows */
vp9_idct16_1d_columns_msa(input, out);
/* short case just considers top 4 rows as valid output */
out += 4 * 16;
for (i = 12; i--;) {
__asm__ volatile (
"sw $zero, 0(%[out]) \n\t"
"sw $zero, 4(%[out]) \n\t"
"sw $zero, 8(%[out]) \n\t"
"sw $zero, 12(%[out]) \n\t"
"sw $zero, 16(%[out]) \n\t"
"sw $zero, 20(%[out]) \n\t"
"sw $zero, 24(%[out]) \n\t"
"sw $zero, 28(%[out]) \n\t"
:
: [out] "r" (out)
);
out += 16;
}
out = out_arr;
/* transform columns */
for (i = 0; i < 2; i++) {
/* process 8 * 16 block */
vp9_idct16_1d_columns_addblk_msa((out + (i << 3)), (dst + (i << 3)),
dst_stride);
}
}
static void vp9_idct16x16_colcol_addblk_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride)
{
int32_t i;
int16_t out_arr[16 * 16] ALLOC_ALIGNED(ALIGNMENT);
int16_t *out = out_arr;
/* transform rows */
for (i = 0; i < 2; i++) {
/* process 8 * 16 block */
vp9_idct16_1d_columns_msa((input + (i << 3)), (out + (i << 7)));
}
/* transform columns */
for (i = 0; i < 2; i++) {
/* process 8 * 16 block */
vp9_idct16_1d_columns_addblk_msa((out + (i << 3)), (dst + (i << 3)),
dst_stride);
}
}
static void vp9_iadst16_1d_columns_msa(int16_t *input, int16_t *output)
{
v8i16 r0, r1, r2, r3, r4, r5, r6, r7, r8, r9, r10, r11, r12, r13, r14, r15;
v8i16 l0, l1, l2, l3, l4, l5, l6, l7, l8, l9, l10, l11, l12, l13, l14, l15;
/* load input data */
LD_SH16(input, 16,
l0, l1, l2, l3, l4, l5, l6, l7,
l8, l9, l10, l11, l12, l13, l14, l15);
/* ADST in horizontal */
VP9_IADST8x16_1D(l0, l1, l2, l3, l4, l5, l6, l7,
l8, l9, l10, l11, l12, l13, l14, l15,
r0, r1, r2, r3, r4, r5, r6, r7,
r8, r9, r10, r11, r12, r13, r14, r15);
l1 = -r8;
l3 = -r4;
l13 = -r13;
l15 = -r1;
TRANSPOSE8x8_SH_SH(r0, l1, r12, l3, r6, r14, r10, r2,
l0, l1, l2, l3, l4, l5, l6, l7);
ST_SH8(l0, l1, l2, l3, l4, l5, l6, l7, output, 16);
TRANSPOSE8x8_SH_SH(r3, r11, r15, r7, r5, l13, r9, l15,
l8, l9, l10, l11, l12, l13, l14, l15);
ST_SH8(l8, l9, l10, l11, l12, l13, l14, l15, (output + 8), 16);
}
static void vp9_iadst16_1d_columns_addblk_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride)
{
v8i16 v0, v2, v4, v6, k0, k1, k2, k3;
v8i16 r0, r1, r2, r3, r4, r5, r6, r7, r8, r9, r10, r11, r12, r13, r14, r15;
v8i16 out0, out1, out2, out3, out4, out5, out6, out7;
v8i16 out8, out9, out10, out11, out12, out13, out14, out15;
v8i16 g0, g1, g2, g3, g4, g5, g6, g7, g8, g9, g10, g11, g12, g13, g14, g15;
v8i16 h0, h1, h2, h3, h4, h5, h6, h7, h8, h9, h10, h11;
v8i16 res0, res1, res2, res3, res4, res5, res6, res7;
v8i16 res8, res9, res10, res11, res12, res13, res14, res15;
v16u8 dst0, dst1, dst2, dst3, dst4, dst5, dst6, dst7;
v16u8 dst8, dst9, dst10, dst11, dst12, dst13, dst14, dst15;
v16i8 zero = { 0 };
r0 = LD_SH(input + 0 * 16);
r3 = LD_SH(input + 3 * 16);
r4 = LD_SH(input + 4 * 16);
r7 = LD_SH(input + 7 * 16);
r8 = LD_SH(input + 8 * 16);
r11 = LD_SH(input + 11 * 16);
r12 = LD_SH(input + 12 * 16);
r15 = LD_SH(input + 15 * 16);
/* stage 1 */
k0 = VP9_SET_COSPI_PAIR(cospi_1_64, cospi_31_64);
k1 = VP9_SET_COSPI_PAIR(cospi_31_64, -cospi_1_64);
k2 = VP9_SET_COSPI_PAIR(cospi_17_64, cospi_15_64);
k3 = VP9_SET_COSPI_PAIR(cospi_15_64, -cospi_17_64);
VP9_MADD_BF(r15, r0, r7, r8, k0, k1, k2, k3, g0, g1, g2, g3);
k0 = VP9_SET_COSPI_PAIR(cospi_9_64, cospi_23_64);
k1 = VP9_SET_COSPI_PAIR(cospi_23_64, -cospi_9_64);
k2 = VP9_SET_COSPI_PAIR(cospi_25_64, cospi_7_64);
k3 = VP9_SET_COSPI_PAIR(cospi_7_64, -cospi_25_64);
VP9_MADD_BF(r11, r4, r3, r12, k0, k1, k2, k3, g8, g9, g10, g11);
BUTTERFLY_4(g0, g2, g10, g8, h8, h9, v2, v0);
k0 = VP9_SET_COSPI_PAIR(cospi_4_64, cospi_28_64);
k1 = VP9_SET_COSPI_PAIR(cospi_28_64, -cospi_4_64);
k2 = VP9_SET_COSPI_PAIR(-cospi_28_64, cospi_4_64);
VP9_MADD_BF(g1, g3, g9, g11, k0, k1, k2, k0, h0, h1, h2, h3);
r1 = LD_SH(input + 1 * 16);
r2 = LD_SH(input + 2 * 16);
r5 = LD_SH(input + 5 * 16);
r6 = LD_SH(input + 6 * 16);
r9 = LD_SH(input + 9 * 16);
r10 = LD_SH(input + 10 * 16);
r13 = LD_SH(input + 13 * 16);
r14 = LD_SH(input + 14 * 16);
k0 = VP9_SET_COSPI_PAIR(cospi_5_64, cospi_27_64);
k1 = VP9_SET_COSPI_PAIR(cospi_27_64, -cospi_5_64);
k2 = VP9_SET_COSPI_PAIR(cospi_21_64, cospi_11_64);
k3 = VP9_SET_COSPI_PAIR(cospi_11_64, -cospi_21_64);
VP9_MADD_BF(r13, r2, r5, r10, k0, k1, k2, k3, g4, g5, g6, g7);
k0 = VP9_SET_COSPI_PAIR(cospi_13_64, cospi_19_64);
k1 = VP9_SET_COSPI_PAIR(cospi_19_64, -cospi_13_64);
k2 = VP9_SET_COSPI_PAIR(cospi_29_64, cospi_3_64);
k3 = VP9_SET_COSPI_PAIR(cospi_3_64, -cospi_29_64);
VP9_MADD_BF(r9, r6, r1, r14, k0, k1, k2, k3, g12, g13, g14, g15);
BUTTERFLY_4(g4, g6, g14, g12, h10, h11, v6, v4);
BUTTERFLY_4(h8, h9, h11, h10, out0, out1, h11, h10);
out1 = -out1;
SRARI_H2_SH(out0, out1, 6);
dst0 = LD_UB(dst + 0 * dst_stride);
dst1 = LD_UB(dst + 15 * dst_stride);
ILVR_B2_SH(zero, dst0, zero, dst1, res0, res1);
ADD2(res0, out0, res1, out1, res0, res1);
CLIP_SH2_0_255(res0, res1);
PCKEV_B2_SH(res0, res0, res1, res1, res0, res1);
ST8x1_UB(res0, dst);
ST8x1_UB(res1, dst + 15 * dst_stride);
k0 = VP9_SET_COSPI_PAIR(cospi_12_64, cospi_20_64);
k1 = VP9_SET_COSPI_PAIR(-cospi_20_64, cospi_12_64);
k2 = VP9_SET_COSPI_PAIR(cospi_20_64, -cospi_12_64);
VP9_MADD_BF(g7, g5, g15, g13, k0, k1, k2, k0, h4, h5, h6, h7);
BUTTERFLY_4(h0, h2, h6, h4, out8, out9, out11, out10);
out8 = -out8;
SRARI_H2_SH(out8, out9, 6);
dst8 = LD_UB(dst + 1 * dst_stride);
dst9 = LD_UB(dst + 14 * dst_stride);
ILVR_B2_SH(zero, dst8, zero, dst9, res8, res9);
ADD2(res8, out8, res9, out9, res8, res9);
CLIP_SH2_0_255(res8, res9);
PCKEV_B2_SH(res8, res8, res9, res9, res8, res9);
ST8x1_UB(res8, dst + dst_stride);
ST8x1_UB(res9, dst + 14 * dst_stride);
k0 = VP9_SET_COSPI_PAIR(cospi_8_64, cospi_24_64);
k1 = VP9_SET_COSPI_PAIR(cospi_24_64, -cospi_8_64);
k2 = VP9_SET_COSPI_PAIR(-cospi_24_64, cospi_8_64);
VP9_MADD_BF(v0, v2, v4, v6, k0, k1, k2, k0, out4, out6, out5, out7);
out4 = -out4;
SRARI_H2_SH(out4, out5, 6);
dst4 = LD_UB(dst + 3 * dst_stride);
dst5 = LD_UB(dst + 12 * dst_stride);
ILVR_B2_SH(zero, dst4, zero, dst5, res4, res5);
ADD2(res4, out4, res5, out5, res4, res5);
CLIP_SH2_0_255(res4, res5);
PCKEV_B2_SH(res4, res4, res5, res5, res4, res5);
ST8x1_UB(res4, dst + 3 * dst_stride);
ST8x1_UB(res5, dst + 12 * dst_stride);
VP9_MADD_BF(h1, h3, h5, h7, k0, k1, k2, k0, out12, out14, out13, out15);
out13 = -out13;
SRARI_H2_SH(out12, out13, 6);
dst12 = LD_UB(dst + 2 * dst_stride);
dst13 = LD_UB(dst + 13 * dst_stride);
ILVR_B2_SH(zero, dst12, zero, dst13, res12, res13);
ADD2(res12, out12, res13, out13, res12, res13);
CLIP_SH2_0_255(res12, res13);
PCKEV_B2_SH(res12, res12, res13, res13, res12, res13);
ST8x1_UB(res12, dst + 2 * dst_stride);
ST8x1_UB(res13, dst + 13 * dst_stride);
k0 = VP9_SET_COSPI_PAIR(cospi_16_64, cospi_16_64);
k3 = VP9_SET_COSPI_PAIR(-cospi_16_64, cospi_16_64);
VP9_MADD_SHORT(out6, out7, k0, k3, out6, out7);
SRARI_H2_SH(out6, out7, 6);
dst6 = LD_UB(dst + 4 * dst_stride);
dst7 = LD_UB(dst + 11 * dst_stride);
ILVR_B2_SH(zero, dst6, zero, dst7, res6, res7);
ADD2(res6, out6, res7, out7, res6, res7);
CLIP_SH2_0_255(res6, res7);
PCKEV_B2_SH(res6, res6, res7, res7, res6, res7);
ST8x1_UB(res6, dst + 4 * dst_stride);
ST8x1_UB(res7, dst + 11 * dst_stride);
VP9_MADD_SHORT(out10, out11, k0, k3, out10, out11);
SRARI_H2_SH(out10, out11, 6);
dst10 = LD_UB(dst + 6 * dst_stride);
dst11 = LD_UB(dst + 9 * dst_stride);
ILVR_B2_SH(zero, dst10, zero, dst11, res10, res11);
ADD2(res10, out10, res11, out11, res10, res11);
CLIP_SH2_0_255(res10, res11);
PCKEV_B2_SH(res10, res10, res11, res11, res10, res11);
ST8x1_UB(res10, dst + 6 * dst_stride);
ST8x1_UB(res11, dst + 9 * dst_stride);
k1 = VP9_SET_COSPI_PAIR(-cospi_16_64, -cospi_16_64);
k2 = VP9_SET_COSPI_PAIR(cospi_16_64, -cospi_16_64);
VP9_MADD_SHORT(h10, h11, k1, k2, out2, out3);
SRARI_H2_SH(out2, out3, 6);
dst2 = LD_UB(dst + 7 * dst_stride);
dst3 = LD_UB(dst + 8 * dst_stride);
ILVR_B2_SH(zero, dst2, zero, dst3, res2, res3);
ADD2(res2, out2, res3, out3, res2, res3);
CLIP_SH2_0_255(res2, res3);
PCKEV_B2_SH(res2, res2, res3, res3, res2, res3);
ST8x1_UB(res2, dst + 7 * dst_stride);
ST8x1_UB(res3, dst + 8 * dst_stride);
VP9_MADD_SHORT(out14, out15, k1, k2, out14, out15);
SRARI_H2_SH(out14, out15, 6);
dst14 = LD_UB(dst + 5 * dst_stride);
dst15 = LD_UB(dst + 10 * dst_stride);
ILVR_B2_SH(zero, dst14, zero, dst15, res14, res15);
ADD2(res14, out14, res15, out15, res14, res15);
CLIP_SH2_0_255(res14, res15);
PCKEV_B2_SH(res14, res14, res15, res15, res14, res15);
ST8x1_UB(res14, dst + 5 * dst_stride);
ST8x1_UB(res15, dst + 10 * dst_stride);
}
static void vp9_iadst16x16_colcol_addblk_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride)
{
int16_t out_arr[16 * 16] ALLOC_ALIGNED(ALIGNMENT);
int16_t *out = out_arr;
int32_t i;
/* transform rows */
for (i = 0; i < 2; i++) {
/* process 16 * 8 block */
vp9_iadst16_1d_columns_msa((input + (i << 3)), (out + (i << 7)));
}
/* transform columns */
for (i = 0; i < 2; i++) {
/* process 8 * 16 block */
vp9_iadst16_1d_columns_addblk_msa((out + (i << 3)), (dst + (i << 3)),
dst_stride);
}
}
static void vp9_iadst_idct_16x16_add_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride, int32_t eob)
{
int32_t i;
int16_t out[16 * 16];
int16_t *out_ptr = &out[0];
/* transform rows */
for (i = 0; i < 2; i++) {
/* process 8 * 16 block */
vp9_iadst16_1d_columns_msa((input + (i << 3)), (out_ptr + (i << 7)));
}
/* transform columns */
for (i = 0; i < 2; i++) {
/* process 8 * 16 block */
vp9_idct16_1d_columns_addblk_msa((out_ptr + (i << 3)),
(dst + (i << 3)), dst_stride);
}
}
static void vp9_idct_iadst_16x16_add_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride, int32_t eob)
{
int32_t i;
int16_t out[16 * 16];
int16_t *out_ptr = &out[0];
/* transform rows */
for (i = 0; i < 2; i++) {
/* process 8 * 16 block */
vp9_idct16_1d_columns_msa((input + (i << 3)), (out_ptr + (i << 7)));
}
/* transform columns */
for (i = 0; i < 2; i++) {
/* process 8 * 16 block */
vp9_iadst16_1d_columns_addblk_msa((out_ptr + (i << 3)),
(dst + (i << 3)), dst_stride);
}
}
static void vp9_idct_butterfly_transpose_store(int16_t *tmp_buf,
int16_t *tmp_eve_buf,
int16_t *tmp_odd_buf,
int16_t *dst)
{
v8i16 vec0, vec1, vec2, vec3, loc0, loc1, loc2, loc3;
v8i16 m0, m1, m2, m3, m4, m5, m6, m7, n0, n1, n2, n3, n4, n5, n6, n7;
/* FINAL BUTTERFLY : Dependency on Even & Odd */
vec0 = LD_SH(tmp_odd_buf);
vec1 = LD_SH(tmp_odd_buf + 9 * 8);
vec2 = LD_SH(tmp_odd_buf + 14 * 8);
vec3 = LD_SH(tmp_odd_buf + 6 * 8);
loc0 = LD_SH(tmp_eve_buf);
loc1 = LD_SH(tmp_eve_buf + 8 * 8);
loc2 = LD_SH(tmp_eve_buf + 4 * 8);
loc3 = LD_SH(tmp_eve_buf + 12 * 8);
ADD4(loc0, vec3, loc1, vec2, loc2, vec1, loc3, vec0, m0, m4, m2, m6);
ST_SH((loc0 - vec3), (tmp_buf + 31 * 8));
ST_SH((loc1 - vec2), (tmp_buf + 23 * 8));
ST_SH((loc2 - vec1), (tmp_buf + 27 * 8));
ST_SH((loc3 - vec0), (tmp_buf + 19 * 8));
/* Load 8 & Store 8 */
vec0 = LD_SH(tmp_odd_buf + 4 * 8);
vec1 = LD_SH(tmp_odd_buf + 13 * 8);
vec2 = LD_SH(tmp_odd_buf + 10 * 8);
vec3 = LD_SH(tmp_odd_buf + 3 * 8);
loc0 = LD_SH(tmp_eve_buf + 2 * 8);
loc1 = LD_SH(tmp_eve_buf + 10 * 8);
loc2 = LD_SH(tmp_eve_buf + 6 * 8);
loc3 = LD_SH(tmp_eve_buf + 14 * 8);
ADD4(loc0, vec3, loc1, vec2, loc2, vec1, loc3, vec0, m1, m5, m3, m7);
ST_SH((loc0 - vec3), (tmp_buf + 29 * 8));
ST_SH((loc1 - vec2), (tmp_buf + 21 * 8));
ST_SH((loc2 - vec1), (tmp_buf + 25 * 8));
ST_SH((loc3 - vec0), (tmp_buf + 17 * 8));
/* Load 8 & Store 8 */
vec0 = LD_SH(tmp_odd_buf + 2 * 8);
vec1 = LD_SH(tmp_odd_buf + 11 * 8);
vec2 = LD_SH(tmp_odd_buf + 12 * 8);
vec3 = LD_SH(tmp_odd_buf + 7 * 8);
loc0 = LD_SH(tmp_eve_buf + 1 * 8);
loc1 = LD_SH(tmp_eve_buf + 9 * 8);
loc2 = LD_SH(tmp_eve_buf + 5 * 8);
loc3 = LD_SH(tmp_eve_buf + 13 * 8);
ADD4(loc0, vec3, loc1, vec2, loc2, vec1, loc3, vec0, n0, n4, n2, n6);
ST_SH((loc0 - vec3), (tmp_buf + 30 * 8));
ST_SH((loc1 - vec2), (tmp_buf + 22 * 8));
ST_SH((loc2 - vec1), (tmp_buf + 26 * 8));
ST_SH((loc3 - vec0), (tmp_buf + 18 * 8));
/* Load 8 & Store 8 */
vec0 = LD_SH(tmp_odd_buf + 5 * 8);
vec1 = LD_SH(tmp_odd_buf + 15 * 8);
vec2 = LD_SH(tmp_odd_buf + 8 * 8);
vec3 = LD_SH(tmp_odd_buf + 1 * 8);
loc0 = LD_SH(tmp_eve_buf + 3 * 8);
loc1 = LD_SH(tmp_eve_buf + 11 * 8);
loc2 = LD_SH(tmp_eve_buf + 7 * 8);
loc3 = LD_SH(tmp_eve_buf + 15 * 8);
ADD4(loc0, vec3, loc1, vec2, loc2, vec1, loc3, vec0, n1, n5, n3, n7);
ST_SH((loc0 - vec3), (tmp_buf + 28 * 8));
ST_SH((loc1 - vec2), (tmp_buf + 20 * 8));
ST_SH((loc2 - vec1), (tmp_buf + 24 * 8));
ST_SH((loc3 - vec0), (tmp_buf + 16 * 8));
/* Transpose : 16 vectors */
/* 1st & 2nd 8x8 */
TRANSPOSE8x8_SH_SH(m0, n0, m1, n1, m2, n2, m3, n3,
m0, n0, m1, n1, m2, n2, m3, n3);
ST_SH4(m0, n0, m1, n1, (dst + 0), 32);
ST_SH4(m2, n2, m3, n3, (dst + 4 * 32), 32);
TRANSPOSE8x8_SH_SH(m4, n4, m5, n5, m6, n6, m7, n7,
m4, n4, m5, n5, m6, n6, m7, n7);
ST_SH4(m4, n4, m5, n5, (dst + 8), 32);
ST_SH4(m6, n6, m7, n7, (dst + 8 + 4 * 32), 32);
/* 3rd & 4th 8x8 */
LD_SH8((tmp_buf + 8 * 16), 8, m0, n0, m1, n1, m2, n2, m3, n3);
LD_SH8((tmp_buf + 12 * 16), 8, m4, n4, m5, n5, m6, n6, m7, n7);
TRANSPOSE8x8_SH_SH(m0, n0, m1, n1, m2, n2, m3, n3,
m0, n0, m1, n1, m2, n2, m3, n3);
ST_SH4(m0, n0, m1, n1, (dst + 16), 32);
ST_SH4(m2, n2, m3, n3, (dst + 16 + 4 * 32), 32);
TRANSPOSE8x8_SH_SH(m4, n4, m5, n5, m6, n6, m7, n7,
m4, n4, m5, n5, m6, n6, m7, n7);
ST_SH4(m4, n4, m5, n5, (dst + 24), 32);
ST_SH4(m6, n6, m7, n7, (dst + 24 + 4 * 32), 32);
}
static void vp9_idct8x32_column_even_process_store(int16_t *tmp_buf,
int16_t *tmp_eve_buf)
{
v8i16 vec0, vec1, vec2, vec3, loc0, loc1, loc2, loc3;
v8i16 reg0, reg1, reg2, reg3, reg4, reg5, reg6, reg7;
v8i16 stp0, stp1, stp2, stp3, stp4, stp5, stp6, stp7;
/* Even stage 1 */
LD_SH8(tmp_buf, (4 * 32), reg0, reg1, reg2, reg3, reg4, reg5, reg6, reg7);
tmp_buf += (2 * 32);
VP9_DOTP_CONST_PAIR(reg1, reg7, cospi_28_64, cospi_4_64, reg1, reg7);
VP9_DOTP_CONST_PAIR(reg5, reg3, cospi_12_64, cospi_20_64, reg5, reg3);
BUTTERFLY_4(reg1, reg7, reg3, reg5, vec1, vec3, vec2, vec0);
VP9_DOTP_CONST_PAIR(vec2, vec0, cospi_16_64, cospi_16_64, loc2, loc3);
loc1 = vec3;
loc0 = vec1;
VP9_DOTP_CONST_PAIR(reg0, reg4, cospi_16_64, cospi_16_64, reg0, reg4);
VP9_DOTP_CONST_PAIR(reg2, reg6, cospi_24_64, cospi_8_64, reg2, reg6);
BUTTERFLY_4(reg4, reg0, reg2, reg6, vec1, vec3, vec2, vec0);
BUTTERFLY_4(vec0, vec1, loc1, loc0, stp3, stp0, stp7, stp4);
BUTTERFLY_4(vec2, vec3, loc3, loc2, stp2, stp1, stp6, stp5);
/* Even stage 2 */
/* Load 8 */
LD_SH8(tmp_buf, (4 * 32), reg0, reg1, reg2, reg3, reg4, reg5, reg6, reg7);
VP9_DOTP_CONST_PAIR(reg0, reg7, cospi_30_64, cospi_2_64, reg0, reg7);
VP9_DOTP_CONST_PAIR(reg4, reg3, cospi_14_64, cospi_18_64, reg4, reg3);
VP9_DOTP_CONST_PAIR(reg2, reg5, cospi_22_64, cospi_10_64, reg2, reg5);
VP9_DOTP_CONST_PAIR(reg6, reg1, cospi_6_64, cospi_26_64, reg6, reg1);
vec0 = reg0 + reg4;
reg0 = reg0 - reg4;
reg4 = reg6 + reg2;
reg6 = reg6 - reg2;
reg2 = reg1 + reg5;
reg1 = reg1 - reg5;
reg5 = reg7 + reg3;
reg7 = reg7 - reg3;
reg3 = vec0;
vec1 = reg2;
reg2 = reg3 + reg4;
reg3 = reg3 - reg4;
reg4 = reg5 - vec1;
reg5 = reg5 + vec1;
VP9_DOTP_CONST_PAIR(reg7, reg0, cospi_24_64, cospi_8_64, reg0, reg7);
VP9_DOTP_CONST_PAIR((-reg6), reg1, cospi_24_64, cospi_8_64, reg6, reg1);
vec0 = reg0 - reg6;
reg0 = reg0 + reg6;
vec1 = reg7 - reg1;
reg7 = reg7 + reg1;
VP9_DOTP_CONST_PAIR(vec1, vec0, cospi_16_64, cospi_16_64, reg6, reg1);
VP9_DOTP_CONST_PAIR(reg4, reg3, cospi_16_64, cospi_16_64, reg3, reg4);
/* Even stage 3 : Dependency on Even stage 1 & Even stage 2 */
/* Store 8 */
BUTTERFLY_4(stp0, stp1, reg7, reg5, loc1, loc3, loc2, loc0);
ST_SH2(loc1, loc3, tmp_eve_buf, 8);
ST_SH2(loc2, loc0, (tmp_eve_buf + 14 * 8), 8);
BUTTERFLY_4(stp2, stp3, reg4, reg1, loc1, loc3, loc2, loc0);
ST_SH2(loc1, loc3, (tmp_eve_buf + 2 * 8), 8);
ST_SH2(loc2, loc0, (tmp_eve_buf + 12 * 8), 8);
/* Store 8 */
BUTTERFLY_4(stp4, stp5, reg6, reg3, loc1, loc3, loc2, loc0);
ST_SH2(loc1, loc3, (tmp_eve_buf + 4 * 8), 8);
ST_SH2(loc2, loc0, (tmp_eve_buf + 10 * 8), 8);
BUTTERFLY_4(stp6, stp7, reg2, reg0, loc1, loc3, loc2, loc0);
ST_SH2(loc1, loc3, (tmp_eve_buf + 6 * 8), 8);
ST_SH2(loc2, loc0, (tmp_eve_buf + 8 * 8), 8);
}
static void vp9_idct8x32_column_odd_process_store(int16_t *tmp_buf,
int16_t *tmp_odd_buf)
{
v8i16 vec0, vec1, vec2, vec3, loc0, loc1, loc2, loc3;
v8i16 reg0, reg1, reg2, reg3, reg4, reg5, reg6, reg7;
/* Odd stage 1 */
reg0 = LD_SH(tmp_buf + 32);
reg1 = LD_SH(tmp_buf + 7 * 32);
reg2 = LD_SH(tmp_buf + 9 * 32);
reg3 = LD_SH(tmp_buf + 15 * 32);
reg4 = LD_SH(tmp_buf + 17 * 32);
reg5 = LD_SH(tmp_buf + 23 * 32);
reg6 = LD_SH(tmp_buf + 25 * 32);
reg7 = LD_SH(tmp_buf + 31 * 32);
VP9_DOTP_CONST_PAIR(reg0, reg7, cospi_31_64, cospi_1_64, reg0, reg7);
VP9_DOTP_CONST_PAIR(reg4, reg3, cospi_15_64, cospi_17_64, reg3, reg4);
VP9_DOTP_CONST_PAIR(reg2, reg5, cospi_23_64, cospi_9_64, reg2, reg5);
VP9_DOTP_CONST_PAIR(reg6, reg1, cospi_7_64, cospi_25_64, reg1, reg6);
vec0 = reg0 + reg3;
reg0 = reg0 - reg3;
reg3 = reg7 + reg4;
reg7 = reg7 - reg4;
reg4 = reg1 + reg2;
reg1 = reg1 - reg2;
reg2 = reg6 + reg5;
reg6 = reg6 - reg5;
reg5 = vec0;
/* 4 Stores */
ADD2(reg5, reg4, reg3, reg2, vec0, vec1);
ST_SH2(vec0, vec1, (tmp_odd_buf + 4 * 8), 8);
SUB2(reg5, reg4, reg3, reg2, vec0, vec1);
VP9_DOTP_CONST_PAIR(vec1, vec0, cospi_24_64, cospi_8_64, vec0, vec1);
ST_SH2(vec0, vec1, tmp_odd_buf, 8);
/* 4 Stores */
VP9_DOTP_CONST_PAIR(reg7, reg0, cospi_28_64, cospi_4_64, reg0, reg7);
VP9_DOTP_CONST_PAIR(reg6, reg1, -cospi_4_64, cospi_28_64, reg1, reg6);
BUTTERFLY_4(reg0, reg7, reg6, reg1, vec0, vec1, vec2, vec3);
ST_SH2(vec0, vec1, (tmp_odd_buf + 6 * 8), 8);
VP9_DOTP_CONST_PAIR(vec2, vec3, cospi_24_64, cospi_8_64, vec2, vec3);
ST_SH2(vec2, vec3, (tmp_odd_buf + 2 * 8), 8);
/* Odd stage 2 */
/* 8 loads */
reg0 = LD_SH(tmp_buf + 3 * 32);
reg1 = LD_SH(tmp_buf + 5 * 32);
reg2 = LD_SH(tmp_buf + 11 * 32);
reg3 = LD_SH(tmp_buf + 13 * 32);
reg4 = LD_SH(tmp_buf + 19 * 32);
reg5 = LD_SH(tmp_buf + 21 * 32);
reg6 = LD_SH(tmp_buf + 27 * 32);
reg7 = LD_SH(tmp_buf + 29 * 32);
VP9_DOTP_CONST_PAIR(reg1, reg6, cospi_27_64, cospi_5_64, reg1, reg6);
VP9_DOTP_CONST_PAIR(reg5, reg2, cospi_11_64, cospi_21_64, reg2, reg5);
VP9_DOTP_CONST_PAIR(reg3, reg4, cospi_19_64, cospi_13_64, reg3, reg4);
VP9_DOTP_CONST_PAIR(reg7, reg0, cospi_3_64, cospi_29_64, reg0, reg7);
/* 4 Stores */
SUB4(reg1, reg2, reg6, reg5, reg0, reg3, reg7, reg4,
vec0, vec1, vec2, vec3);
VP9_DOTP_CONST_PAIR(vec1, vec0, cospi_12_64, cospi_20_64, loc0, loc1);
VP9_DOTP_CONST_PAIR(vec3, vec2, -cospi_20_64, cospi_12_64, loc2, loc3);
BUTTERFLY_4(loc2, loc3, loc1, loc0, vec0, vec1, vec3, vec2);
ST_SH2(vec0, vec1, (tmp_odd_buf + 12 * 8), 3 * 8);
VP9_DOTP_CONST_PAIR(vec3, vec2, -cospi_8_64, cospi_24_64, vec0, vec1);
ST_SH2(vec0, vec1, (tmp_odd_buf + 10 * 8), 8);
/* 4 Stores */
ADD4(reg0, reg3, reg1, reg2, reg5, reg6, reg4, reg7,
vec0, vec1, vec2, vec3);
BUTTERFLY_4(vec0, vec3, vec2, vec1, reg0, reg1, reg3, reg2);
ST_SH2(reg0, reg1, (tmp_odd_buf + 13 * 8), 8);
VP9_DOTP_CONST_PAIR(reg3, reg2, -cospi_8_64, cospi_24_64, reg0, reg1);
ST_SH2(reg0, reg1, (tmp_odd_buf + 8 * 8), 8);
/* Odd stage 3 : Dependency on Odd stage 1 & Odd stage 2 */
/* Load 8 & Store 8 */
LD_SH4(tmp_odd_buf, 8, reg0, reg1, reg2, reg3);
LD_SH4((tmp_odd_buf + 8 * 8), 8, reg4, reg5, reg6, reg7);
ADD4(reg0, reg4, reg1, reg5, reg2, reg6, reg3, reg7,
loc0, loc1, loc2, loc3);
ST_SH4(loc0, loc1, loc2, loc3, tmp_odd_buf, 8);
SUB2(reg0, reg4, reg1, reg5, vec0, vec1);
VP9_DOTP_CONST_PAIR(vec1, vec0, cospi_16_64, cospi_16_64, loc0, loc1);
SUB2(reg2, reg6, reg3, reg7, vec0, vec1);
VP9_DOTP_CONST_PAIR(vec1, vec0, cospi_16_64, cospi_16_64, loc2, loc3);
ST_SH4(loc0, loc1, loc2, loc3, (tmp_odd_buf + 8 * 8), 8);
/* Load 8 & Store 8 */
LD_SH4((tmp_odd_buf + 4 * 8), 8, reg1, reg2, reg0, reg3);
LD_SH4((tmp_odd_buf + 12 * 8), 8, reg4, reg5, reg6, reg7);
ADD4(reg0, reg4, reg1, reg5, reg2, reg6, reg3, reg7,
loc0, loc1, loc2, loc3);
ST_SH4(loc0, loc1, loc2, loc3, (tmp_odd_buf + 4 * 8), 8);
SUB2(reg0, reg4, reg3, reg7, vec0, vec1);
VP9_DOTP_CONST_PAIR(vec1, vec0, cospi_16_64, cospi_16_64, loc0, loc1);
SUB2(reg1, reg5, reg2, reg6, vec0, vec1);
VP9_DOTP_CONST_PAIR(vec1, vec0, cospi_16_64, cospi_16_64, loc2, loc3);
ST_SH4(loc0, loc1, loc2, loc3, (tmp_odd_buf + 12 * 8), 8);
}
static void vp9_idct8x32_column_butterfly_addblk(int16_t *tmp_eve_buf,
int16_t *tmp_odd_buf,
uint8_t *dst,
int32_t dst_stride)
{
v8i16 vec0, vec1, vec2, vec3, loc0, loc1, loc2, loc3;
v8i16 m0, m1, m2, m3, m4, m5, m6, m7, n0, n1, n2, n3, n4, n5, n6, n7;
/* FINAL BUTTERFLY : Dependency on Even & Odd */
vec0 = LD_SH(tmp_odd_buf);
vec1 = LD_SH(tmp_odd_buf + 9 * 8);
vec2 = LD_SH(tmp_odd_buf + 14 * 8);
vec3 = LD_SH(tmp_odd_buf + 6 * 8);
loc0 = LD_SH(tmp_eve_buf);
loc1 = LD_SH(tmp_eve_buf + 8 * 8);
loc2 = LD_SH(tmp_eve_buf + 4 * 8);
loc3 = LD_SH(tmp_eve_buf + 12 * 8);
ADD4(loc0, vec3, loc1, vec2, loc2, vec1, loc3, vec0, m0, m4, m2, m6);
SRARI_H4_SH(m0, m2, m4, m6, 6);
VP9_ADDBLK_ST8x4_UB(dst, (4 * dst_stride), m0, m2, m4, m6);
SUB4(loc0, vec3, loc1, vec2, loc2, vec1, loc3, vec0, m6, m2, m4, m0);
SRARI_H4_SH(m0, m2, m4, m6, 6);
VP9_ADDBLK_ST8x4_UB((dst + 19 * dst_stride), (4 * dst_stride),
m0, m2, m4, m6);
/* Load 8 & Store 8 */
vec0 = LD_SH(tmp_odd_buf + 4 * 8);
vec1 = LD_SH(tmp_odd_buf + 13 * 8);
vec2 = LD_SH(tmp_odd_buf + 10 * 8);
vec3 = LD_SH(tmp_odd_buf + 3 * 8);
loc0 = LD_SH(tmp_eve_buf + 2 * 8);
loc1 = LD_SH(tmp_eve_buf + 10 * 8);
loc2 = LD_SH(tmp_eve_buf + 6 * 8);
loc3 = LD_SH(tmp_eve_buf + 14 * 8);
ADD4(loc0, vec3, loc1, vec2, loc2, vec1, loc3, vec0, m1, m5, m3, m7);
SRARI_H4_SH(m1, m3, m5, m7, 6);
VP9_ADDBLK_ST8x4_UB((dst + 2 * dst_stride), (4 * dst_stride),
m1, m3, m5, m7);
SUB4(loc0, vec3, loc1, vec2, loc2, vec1, loc3, vec0, m7, m3, m5, m1);
SRARI_H4_SH(m1, m3, m5, m7, 6);
VP9_ADDBLK_ST8x4_UB((dst + 17 * dst_stride), (4 * dst_stride),
m1, m3, m5, m7);
/* Load 8 & Store 8 */
vec0 = LD_SH(tmp_odd_buf + 2 * 8);
vec1 = LD_SH(tmp_odd_buf + 11 * 8);
vec2 = LD_SH(tmp_odd_buf + 12 * 8);
vec3 = LD_SH(tmp_odd_buf + 7 * 8);
loc0 = LD_SH(tmp_eve_buf + 1 * 8);
loc1 = LD_SH(tmp_eve_buf + 9 * 8);
loc2 = LD_SH(tmp_eve_buf + 5 * 8);
loc3 = LD_SH(tmp_eve_buf + 13 * 8);
ADD4(loc0, vec3, loc1, vec2, loc2, vec1, loc3, vec0, n0, n4, n2, n6);
SRARI_H4_SH(n0, n2, n4, n6, 6);
VP9_ADDBLK_ST8x4_UB((dst + 1 * dst_stride), (4 * dst_stride),
n0, n2, n4, n6);
SUB4(loc0, vec3, loc1, vec2, loc2, vec1, loc3, vec0, n6, n2, n4, n0);
SRARI_H4_SH(n0, n2, n4, n6, 6);
VP9_ADDBLK_ST8x4_UB((dst + 18 * dst_stride), (4 * dst_stride),
n0, n2, n4, n6);
/* Load 8 & Store 8 */
vec0 = LD_SH(tmp_odd_buf + 5 * 8);
vec1 = LD_SH(tmp_odd_buf + 15 * 8);
vec2 = LD_SH(tmp_odd_buf + 8 * 8);
vec3 = LD_SH(tmp_odd_buf + 1 * 8);
loc0 = LD_SH(tmp_eve_buf + 3 * 8);
loc1 = LD_SH(tmp_eve_buf + 11 * 8);
loc2 = LD_SH(tmp_eve_buf + 7 * 8);
loc3 = LD_SH(tmp_eve_buf + 15 * 8);
ADD4(loc0, vec3, loc1, vec2, loc2, vec1, loc3, vec0, n1, n5, n3, n7);
SRARI_H4_SH(n1, n3, n5, n7, 6);
VP9_ADDBLK_ST8x4_UB((dst + 3 * dst_stride), (4 * dst_stride),
n1, n3, n5, n7);
SUB4(loc0, vec3, loc1, vec2, loc2, vec1, loc3, vec0, n7, n3, n5, n1);
SRARI_H4_SH(n1, n3, n5, n7, 6);
VP9_ADDBLK_ST8x4_UB((dst + 16 * dst_stride), (4 * dst_stride),
n1, n3, n5, n7);
}
static void vp9_idct8x32_1d_columns_addblk_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride)
{
int16_t tmp_odd_buf[16 * 8] ALLOC_ALIGNED(ALIGNMENT);
int16_t tmp_eve_buf[16 * 8] ALLOC_ALIGNED(ALIGNMENT);
vp9_idct8x32_column_even_process_store(input, &tmp_eve_buf[0]);
vp9_idct8x32_column_odd_process_store(input, &tmp_odd_buf[0]);
vp9_idct8x32_column_butterfly_addblk(&tmp_eve_buf[0], &tmp_odd_buf[0],
dst, dst_stride);
}
static void vp9_idct8x32_1d_columns_msa(int16_t *input, int16_t *output,
int16_t *tmp_buf)
{
int16_t tmp_odd_buf[16 * 8] ALLOC_ALIGNED(ALIGNMENT);
int16_t tmp_eve_buf[16 * 8] ALLOC_ALIGNED(ALIGNMENT);
vp9_idct8x32_column_even_process_store(input, &tmp_eve_buf[0]);
vp9_idct8x32_column_odd_process_store(input, &tmp_odd_buf[0]);
vp9_idct_butterfly_transpose_store(tmp_buf, &tmp_eve_buf[0],
&tmp_odd_buf[0], output);
}
static void vp9_idct32x32_1_add_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride)
{
int32_t i;
int16_t out;
v16u8 dst0, dst1, dst2, dst3, tmp0, tmp1, tmp2, tmp3;
v8i16 res0, res1, res2, res3, res4, res5, res6, res7, vec;
out = ROUND_POWER_OF_TWO((input[0] * cospi_16_64), VP9_DCT_CONST_BITS);
out = ROUND_POWER_OF_TWO((out * cospi_16_64), VP9_DCT_CONST_BITS);
out = ROUND_POWER_OF_TWO(out, 6);
vec = __msa_fill_h(out);
for (i = 16; i--;)
{
LD_UB2(dst, 16, dst0, dst1);
LD_UB2(dst + dst_stride, 16, dst2, dst3);
UNPCK_UB_SH(dst0, res0, res4);
UNPCK_UB_SH(dst1, res1, res5);
UNPCK_UB_SH(dst2, res2, res6);
UNPCK_UB_SH(dst3, res3, res7);
ADD4(res0, vec, res1, vec, res2, vec, res3, vec, res0, res1, res2,
res3);
ADD4(res4, vec, res5, vec, res6, vec, res7, vec, res4, res5, res6,
res7);
CLIP_SH4_0_255(res0, res1, res2, res3);
CLIP_SH4_0_255(res4, res5, res6, res7);
PCKEV_B4_UB(res4, res0, res5, res1, res6, res2, res7, res3,
tmp0, tmp1, tmp2, tmp3);
ST_UB2(tmp0, tmp1, dst, 16);
dst += dst_stride;
ST_UB2(tmp2, tmp3, dst, 16);
dst += dst_stride;
}
}
static void vp9_idct32x32_34_colcol_addblk_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride)
{
int32_t i;
int16_t out_arr[32 * 32] ALLOC_ALIGNED(ALIGNMENT);
int16_t *out_ptr = out_arr;
int16_t tmp_buf[8 * 32] ALLOC_ALIGNED(ALIGNMENT);
for (i = 32; i--;) {
__asm__ volatile (
"sw $zero, (%[out_ptr]) \n\t"
"sw $zero, 4(%[out_ptr]) \n\t"
"sw $zero, 8(%[out_ptr]) \n\t"
"sw $zero, 12(%[out_ptr]) \n\t"
"sw $zero, 16(%[out_ptr]) \n\t"
"sw $zero, 20(%[out_ptr]) \n\t"
"sw $zero, 24(%[out_ptr]) \n\t"
"sw $zero, 28(%[out_ptr]) \n\t"
"sw $zero, 32(%[out_ptr]) \n\t"
"sw $zero, 36(%[out_ptr]) \n\t"
"sw $zero, 40(%[out_ptr]) \n\t"
"sw $zero, 44(%[out_ptr]) \n\t"
"sw $zero, 48(%[out_ptr]) \n\t"
"sw $zero, 52(%[out_ptr]) \n\t"
"sw $zero, 56(%[out_ptr]) \n\t"
"sw $zero, 60(%[out_ptr]) \n\t"
:
: [out_ptr] "r" (out_ptr)
);
out_ptr += 32;
}
out_ptr = out_arr;
/* process 8*32 block */
vp9_idct8x32_1d_columns_msa(input, out_ptr, &tmp_buf[0]);
/* transform columns */
for (i = 0; i < 4; i++) {
/* process 8*32 block */
vp9_idct8x32_1d_columns_addblk_msa((out_ptr + (i << 3)),
(dst + (i << 3)), dst_stride);
}
}
static void vp9_idct32x32_colcol_addblk_msa(int16_t *input, uint8_t *dst,
int32_t dst_stride)
{
int32_t i;
int16_t out_arr[32 * 32] ALLOC_ALIGNED(ALIGNMENT);
int16_t *out_ptr = out_arr;
int16_t tmp_buf[8 * 32] ALLOC_ALIGNED(ALIGNMENT);
/* transform rows */
for (i = 0; i < 4; i++) {
/* process 8*32 block */
vp9_idct8x32_1d_columns_msa((input + (i << 3)), (out_ptr + (i << 8)),
&tmp_buf[0]);
}
/* transform columns */
for (i = 0; i < 4; i++) {
/* process 8*32 block */
vp9_idct8x32_1d_columns_addblk_msa((out_ptr + (i << 3)),
(dst + (i << 3)), dst_stride);
}
}
void ff_idct_idct_4x4_add_msa(uint8_t *dst, ptrdiff_t stride,
int16_t *block, int eob)
{
if (eob > 1) {
vp9_idct4x4_colcol_addblk_msa(block, dst, stride);
memset(block, 0, 4 * 4 * sizeof(*block));
}
else {
vp9_idct4x4_1_add_msa(block, dst, stride);
block[0] = 0;
}
}
void ff_idct_idct_8x8_add_msa(uint8_t *dst, ptrdiff_t stride,
int16_t *block, int eob)
{
if (eob == 1) {
vp9_idct8x8_1_add_msa(block, dst, stride);
block[0] = 0;
}
else if (eob <= 12) {
vp9_idct8x8_12_colcol_addblk_msa(block, dst, stride);
memset(block, 0, 4 * 8 * sizeof(*block));
}
else {
vp9_idct8x8_colcol_addblk_msa(block, dst, stride);
memset(block, 0, 8 * 8 * sizeof(*block));
}
}
void ff_idct_idct_16x16_add_msa(uint8_t *dst, ptrdiff_t stride,
int16_t *block, int eob)
{
int i;
if (eob == 1) {
/* DC only DCT coefficient. */
vp9_idct16x16_1_add_msa(block, dst, stride);
block[0] = 0;
}
else if (eob <= 10) {
vp9_idct16x16_10_colcol_addblk_msa(block, dst, stride);
for (i = 0; i < 4; ++i) {
memset(block, 0, 4 * sizeof(*block));
block += 16;
}
}
else {
vp9_idct16x16_colcol_addblk_msa(block, dst, stride);
memset(block, 0, 16 * 16 * sizeof(*block));
}
}
void ff_idct_idct_32x32_add_msa(uint8_t *dst, ptrdiff_t stride,
int16_t *block, int eob)
{
int i;
if (eob == 1) {
vp9_idct32x32_1_add_msa(block, dst, stride);
block[0] = 0;
}
else if (eob <= 34) {
vp9_idct32x32_34_colcol_addblk_msa(block, dst, stride);
for (i = 0; i < 8; ++i) {
memset(block, 0, 8 * sizeof(*block));
block += 32;
}
}
else {
vp9_idct32x32_colcol_addblk_msa(block, dst, stride);
memset(block, 0, 32 * 32 * sizeof(*block));
}
}
void ff_iadst_iadst_4x4_add_msa(uint8_t *dst, ptrdiff_t stride,
int16_t *block, int eob)
{
vp9_iadst4x4_colcol_addblk_msa(block, dst, stride);
memset(block, 0, 4 * 4 * sizeof(*block));
}
void ff_iadst_iadst_8x8_add_msa(uint8_t *dst, ptrdiff_t stride,
int16_t *block, int eob)
{
vp9_iadst8x8_colcol_addblk_msa(block, dst, stride);
memset(block, 0, 8 * 8 * sizeof(*block));
}
void ff_iadst_iadst_16x16_add_msa(uint8_t *dst, ptrdiff_t stride,
int16_t *block, int eob)
{
vp9_iadst16x16_colcol_addblk_msa(block, dst, stride);
memset(block, 0, 16 * 16 * sizeof(*block));
}
void ff_idct_iadst_4x4_add_msa(uint8_t *dst, ptrdiff_t stride,
int16_t *block, int eob)
{
vp9_idct_iadst_4x4_add_msa(block, dst, stride, eob);
memset(block, 0, 4 * 4 * sizeof(*block));
}
void ff_idct_iadst_8x8_add_msa(uint8_t *dst, ptrdiff_t stride,
int16_t *block, int eob)
{
vp9_idct_iadst_8x8_add_msa(block, dst, stride, eob);
memset(block, 0, 8 * 8 * sizeof(*block));
}
void ff_idct_iadst_16x16_add_msa(uint8_t *dst, ptrdiff_t stride,
int16_t *block, int eob)
{
vp9_idct_iadst_16x16_add_msa(block, dst, stride, eob);
memset(block, 0, 16 * 16 * sizeof(*block));
}
void ff_iadst_idct_4x4_add_msa(uint8_t *dst, ptrdiff_t stride,
int16_t *block, int eob)
{
vp9_iadst_idct_4x4_add_msa(block, dst, stride, eob);
memset(block, 0, 4 * 4 * sizeof(*block));
}
void ff_iadst_idct_8x8_add_msa(uint8_t *dst, ptrdiff_t stride,
int16_t *block, int eob)
{
vp9_iadst_idct_8x8_add_msa(block, dst, stride, eob);
memset(block, 0, 8 * 8 * sizeof(*block));
}
void ff_iadst_idct_16x16_add_msa(uint8_t *dst, ptrdiff_t stride,
int16_t *block, int eob)
{
vp9_iadst_idct_16x16_add_msa(block, dst, stride, eob);
memset(block, 0, 16 * 16 * sizeof(*block));
}

Subversion Repositories Kolibri OS

(root)/contrib/sdk/sources/ffmpeg/ffmpeg-2.8/libavcodec/mips/vp9_idct_msa.c – Rev 6147