ref: 3590a4b437bea6db16e09504b2a9968c398603d9
dir: /vp9/encoder/mips/msa/vp9_fdct_msa.h/
/*
* Copyright (c) 2015 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef VP9_ENCODER_MIPS_MSA_VP9_FDCT_MSA_H_
#define VP9_ENCODER_MIPS_MSA_VP9_FDCT_MSA_H_
#include "vpx_ports/mem.h"
#include "vp9/common/vp9_idct.h"
#include "vpx_dsp/mips/macros_msa.h"
#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, 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, 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, DCT_CONST_BITS); \
SRARI_W4_SW(tp3_m, tp0_m, tp4_m, tp2_m, 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, 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, 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, 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, DCT_CONST_BITS); \
PCKEV_H2_SH(m5_m, m4_m, tmp3_m, tmp2_m, out2, out3); \
}
#define VP9_LD_HADD(psrc, stride) ({ \
v8i16 in0_m, in1_m, in2_m, in3_m, in4_m, in5_m, in6_m, in7_m; \
v4i32 vec_w_m; \
\
LD_SH4((psrc), stride, in0_m, in1_m, in2_m, in3_m); \
ADD2(in0_m, in1_m, in2_m, in3_m, in0_m, in2_m); \
LD_SH4(((psrc) + 4 * stride), stride, in4_m, in5_m, in6_m, in7_m); \
ADD4(in4_m, in5_m, in6_m, in7_m, in0_m, in2_m, in4_m, in6_m, \
in4_m, in6_m, in0_m, in4_m); \
in0_m += in4_m; \
\
vec_w_m = __msa_hadd_s_w(in0_m, in0_m); \
HADD_SW_S32(vec_w_m); \
})
#define VP9_FDCT_POSTPROC_2V_NEG_H(vec0, vec1) { \
v8i16 tp0_m, tp1_m; \
v8i16 one_m = __msa_ldi_h(1); \
\
tp0_m = __msa_clti_s_h(vec0, 0); \
tp1_m = __msa_clti_s_h(vec1, 0); \
vec0 += 1; \
vec1 += 1; \
tp0_m = one_m & tp0_m; \
tp1_m = one_m & tp1_m; \
vec0 += tp0_m; \
vec1 += tp1_m; \
vec0 >>= 2; \
vec1 >>= 2; \
}
#define VP9_FDCT4(in0, in1, in2, in3, out0, out1, out2, out3) { \
v8i16 cnst0_m, cnst1_m, cnst2_m, cnst3_m; \
v8i16 vec0_m, vec1_m, vec2_m, vec3_m; \
v4i32 vec4_m, vec5_m, vec6_m, vec7_m; \
v8i16 coeff_m = { cospi_16_64, -cospi_16_64, cospi_8_64, \
cospi_24_64, -cospi_8_64, 0, 0, 0 }; \
\
BUTTERFLY_4(in0, in1, in2, in3, vec0_m, vec1_m, vec2_m, vec3_m); \
ILVR_H2_SH(vec1_m, vec0_m, vec3_m, vec2_m, vec0_m, vec2_m); \
SPLATI_H2_SH(coeff_m, 0, 1, cnst0_m, cnst1_m); \
cnst1_m = __msa_ilvev_h(cnst1_m, cnst0_m); \
vec5_m = __msa_dotp_s_w(vec0_m, cnst1_m); \
\
SPLATI_H2_SH(coeff_m, 4, 3, cnst2_m, cnst3_m); \
cnst2_m = __msa_ilvev_h(cnst3_m, cnst2_m); \
vec7_m = __msa_dotp_s_w(vec2_m, cnst2_m); \
\
vec4_m = __msa_dotp_s_w(vec0_m, cnst0_m); \
cnst2_m = __msa_splati_h(coeff_m, 2); \
cnst2_m = __msa_ilvev_h(cnst2_m, cnst3_m); \
vec6_m = __msa_dotp_s_w(vec2_m, cnst2_m); \
\
SRARI_W4_SW(vec4_m, vec5_m, vec6_m, vec7_m, DCT_CONST_BITS); \
PCKEV_H4_SH(vec4_m, vec4_m, vec5_m, vec5_m, vec6_m, vec6_m, \
vec7_m, vec7_m, out0, out2, out1, out3); \
}
#define VP9_FADST4(in0, in1, in2, in3, out0, out1, out2, out3) { \
v4i32 s0_m, s1_m, s2_m, s3_m, constant_m; \
v4i32 in0_r_m, in1_r_m, in2_r_m, in3_r_m; \
\
UNPCK_R_SH_SW(in0, in0_r_m); \
UNPCK_R_SH_SW(in1, in1_r_m); \
UNPCK_R_SH_SW(in2, in2_r_m); \
UNPCK_R_SH_SW(in3, in3_r_m); \
\
constant_m = __msa_fill_w(sinpi_4_9); \
MUL2(in0_r_m, constant_m, in3_r_m, constant_m, s1_m, s0_m); \
\
constant_m = __msa_fill_w(sinpi_1_9); \
s0_m += in0_r_m * constant_m; \
s1_m -= in1_r_m * constant_m; \
\
constant_m = __msa_fill_w(sinpi_2_9); \
s0_m += in1_r_m * constant_m; \
s1_m += in3_r_m * constant_m; \
\
s2_m = in0_r_m + in1_r_m - in3_r_m; \
\
constant_m = __msa_fill_w(sinpi_3_9); \
MUL2(in2_r_m, constant_m, s2_m, constant_m, s3_m, in1_r_m); \
\
in0_r_m = s0_m + s3_m; \
s2_m = s1_m - s3_m; \
s3_m = s1_m - s0_m + s3_m; \
\
SRARI_W4_SW(in0_r_m, in1_r_m, s2_m, s3_m, DCT_CONST_BITS); \
PCKEV_H4_SH(in0_r_m, in0_r_m, in1_r_m, in1_r_m, s2_m, s2_m, \
s3_m, s3_m, out0, out1, out2, out3); \
}
#define VP9_FDCT8(in0, in1, in2, in3, in4, in5, in6, in7, \
out0, out1, out2, out3, out4, out5, out6, out7) { \
v8i16 s0_m, s1_m, s2_m, s3_m, s4_m, s5_m, s6_m; \
v8i16 s7_m, x0_m, x1_m, x2_m, x3_m; \
v8i16 coeff_m = { cospi_16_64, -cospi_16_64, cospi_8_64, \
cospi_24_64, cospi_4_64, cospi_28_64, \
cospi_12_64, cospi_20_64 }; \
\
/* FDCT stage1 */ \
BUTTERFLY_8(in0, in1, in2, in3, in4, in5, in6, in7, \
s0_m, s1_m, s2_m, s3_m, s4_m, s5_m, s6_m, s7_m); \
BUTTERFLY_4(s0_m, s1_m, s2_m, s3_m, x0_m, x1_m, x2_m, x3_m); \
ILVL_H2_SH(x1_m, x0_m, x3_m, x2_m, s0_m, s2_m); \
ILVR_H2_SH(x1_m, x0_m, x3_m, x2_m, s1_m, s3_m); \
SPLATI_H2_SH(coeff_m, 0, 1, x0_m, x1_m); \
x1_m = __msa_ilvev_h(x1_m, x0_m); \
out4 = VP9_DOT_SHIFT_RIGHT_PCK_H(s0_m, s1_m, x1_m); \
\
SPLATI_H2_SH(coeff_m, 2, 3, x2_m, x3_m); \
x2_m = -x2_m; \
x2_m = __msa_ilvev_h(x3_m, x2_m); \
out6 = VP9_DOT_SHIFT_RIGHT_PCK_H(s2_m, s3_m, x2_m); \
\
out0 = VP9_DOT_SHIFT_RIGHT_PCK_H(s0_m, s1_m, x0_m); \
x2_m = __msa_splati_h(coeff_m, 2); \
x2_m = __msa_ilvev_h(x2_m, x3_m); \
out2 = VP9_DOT_SHIFT_RIGHT_PCK_H(s2_m, s3_m, x2_m); \
\
/* stage2 */ \
ILVRL_H2_SH(s5_m, s6_m, s1_m, s0_m); \
\
s6_m = VP9_DOT_SHIFT_RIGHT_PCK_H(s0_m, s1_m, x0_m); \
s5_m = VP9_DOT_SHIFT_RIGHT_PCK_H(s0_m, s1_m, x1_m); \
\
/* stage3 */ \
BUTTERFLY_4(s4_m, s7_m, s6_m, s5_m, x0_m, x3_m, x2_m, x1_m); \
\
/* stage4 */ \
ILVL_H2_SH(x3_m, x0_m, x2_m, x1_m, s4_m, s6_m); \
ILVR_H2_SH(x3_m, x0_m, x2_m, x1_m, s5_m, s7_m); \
\
SPLATI_H2_SH(coeff_m, 4, 5, x0_m, x1_m); \
x1_m = __msa_ilvev_h(x0_m, x1_m); \
out1 = VP9_DOT_SHIFT_RIGHT_PCK_H(s4_m, s5_m, x1_m); \
\
SPLATI_H2_SH(coeff_m, 6, 7, x2_m, x3_m); \
x2_m = __msa_ilvev_h(x3_m, x2_m); \
out5 = VP9_DOT_SHIFT_RIGHT_PCK_H(s6_m, s7_m, x2_m); \
\
x1_m = __msa_splati_h(coeff_m, 5); \
x0_m = -x0_m; \
x0_m = __msa_ilvev_h(x1_m, x0_m); \
out7 = VP9_DOT_SHIFT_RIGHT_PCK_H(s4_m, s5_m, x0_m); \
\
x2_m = __msa_splati_h(coeff_m, 6); \
x3_m = -x3_m; \
x2_m = __msa_ilvev_h(x2_m, x3_m); \
out3 = VP9_DOT_SHIFT_RIGHT_PCK_H(s6_m, s7_m, x2_m); \
}
#define VP9_SRLI_AVE_S_4V_H(in0, in1, in2, in3, in4, in5, in6, in7) { \
v8i16 vec0_m, vec1_m, vec2_m, vec3_m, vec4_m, vec5_m, vec6_m, vec7_m; \
\
SRLI_H4_SH(in0, in1, in2, in3, vec0_m, vec1_m, vec2_m, vec3_m, 15); \
SRLI_H4_SH(in4, in5, in6, in7, vec4_m, vec5_m, vec6_m, vec7_m, 15); \
AVE_SH4_SH(vec0_m, in0, vec1_m, in1, vec2_m, in2, vec3_m, in3, \
in0, in1, in2, in3); \
AVE_SH4_SH(vec4_m, in4, vec5_m, in5, vec6_m, in6, vec7_m, in7, \
in4, in5, in6, in7); \
}
#define VP9_FDCT8x16_EVEN(in0, in1, in2, in3, in4, in5, in6, in7, \
out0, out1, out2, out3, out4, out5, out6, out7) { \
v8i16 s0_m, s1_m, s2_m, s3_m, s4_m, s5_m, s6_m, s7_m; \
v8i16 x0_m, x1_m, x2_m, x3_m; \
v8i16 coeff_m = { cospi_16_64, -cospi_16_64, cospi_8_64, cospi_24_64, \
cospi_4_64, cospi_28_64, cospi_12_64, cospi_20_64 }; \
\
/* FDCT stage1 */ \
BUTTERFLY_8(in0, in1, in2, in3, in4, in5, in6, in7, \
s0_m, s1_m, s2_m, s3_m, s4_m, s5_m, s6_m, s7_m); \
BUTTERFLY_4(s0_m, s1_m, s2_m, s3_m, x0_m, x1_m, x2_m, x3_m); \
ILVL_H2_SH(x1_m, x0_m, x3_m, x2_m, s0_m, s2_m); \
ILVR_H2_SH(x1_m, x0_m, x3_m, x2_m, s1_m, s3_m); \
SPLATI_H2_SH(coeff_m, 0, 1, x0_m, x1_m); \
x1_m = __msa_ilvev_h(x1_m, x0_m); \
out4 = VP9_DOT_SHIFT_RIGHT_PCK_H(s0_m, s1_m, x1_m); \
\
SPLATI_H2_SH(coeff_m, 2, 3, x2_m, x3_m); \
x2_m = -x2_m; \
x2_m = __msa_ilvev_h(x3_m, x2_m); \
out6 = VP9_DOT_SHIFT_RIGHT_PCK_H(s2_m, s3_m, x2_m); \
\
out0 = VP9_DOT_SHIFT_RIGHT_PCK_H(s0_m, s1_m, x0_m); \
x2_m = __msa_splati_h(coeff_m, 2); \
x2_m = __msa_ilvev_h(x2_m, x3_m); \
out2 = VP9_DOT_SHIFT_RIGHT_PCK_H(s2_m, s3_m, x2_m); \
\
/* stage2 */ \
ILVRL_H2_SH(s5_m, s6_m, s1_m, s0_m); \
\
s6_m = VP9_DOT_SHIFT_RIGHT_PCK_H(s0_m, s1_m, x0_m); \
s5_m = VP9_DOT_SHIFT_RIGHT_PCK_H(s0_m, s1_m, x1_m); \
\
/* stage3 */ \
BUTTERFLY_4(s4_m, s7_m, s6_m, s5_m, x0_m, x3_m, x2_m, x1_m); \
\
/* stage4 */ \
ILVL_H2_SH(x3_m, x0_m, x2_m, x1_m, s4_m, s6_m); \
ILVR_H2_SH(x3_m, x0_m, x2_m, x1_m, s5_m, s7_m); \
\
SPLATI_H2_SH(coeff_m, 4, 5, x0_m, x1_m); \
x1_m = __msa_ilvev_h(x0_m, x1_m); \
out1 = VP9_DOT_SHIFT_RIGHT_PCK_H(s4_m, s5_m, x1_m); \
\
SPLATI_H2_SH(coeff_m, 6, 7, x2_m, x3_m); \
x2_m = __msa_ilvev_h(x3_m, x2_m); \
out5 = VP9_DOT_SHIFT_RIGHT_PCK_H(s6_m, s7_m, x2_m); \
\
x1_m = __msa_splati_h(coeff_m, 5); \
x0_m = -x0_m; \
x0_m = __msa_ilvev_h(x1_m, x0_m); \
out7 = VP9_DOT_SHIFT_RIGHT_PCK_H(s4_m, s5_m, x0_m); \
\
x2_m = __msa_splati_h(coeff_m, 6); \
x3_m = -x3_m; \
x2_m = __msa_ilvev_h(x2_m, x3_m); \
out3 = VP9_DOT_SHIFT_RIGHT_PCK_H(s6_m, s7_m, x2_m); \
}
#define VP9_FDCT8x16_ODD(input0, input1, input2, input3, \
input4, input5, input6, input7, \
out1, out3, out5, out7, \
out9, out11, out13, out15) { \
v8i16 stp21_m, stp22_m, stp23_m, stp24_m, stp25_m, stp26_m; \
v8i16 stp30_m, stp31_m, stp32_m, stp33_m, stp34_m, stp35_m; \
v8i16 stp36_m, stp37_m, vec0_m, vec1_m; \
v8i16 vec2_m, vec3_m, vec4_m, vec5_m, vec6_m; \
v8i16 cnst0_m, cnst1_m, cnst4_m, cnst5_m; \
v8i16 coeff_m = { cospi_16_64, -cospi_16_64, cospi_8_64, \
cospi_24_64, -cospi_8_64, -cospi_24_64, \
cospi_12_64, cospi_20_64 }; \
v8i16 coeff1_m = { cospi_2_64, cospi_30_64, cospi_14_64, \
cospi_18_64, cospi_10_64, cospi_22_64, \
cospi_6_64, cospi_26_64 }; \
v8i16 coeff2_m = { -cospi_2_64, -cospi_10_64, -cospi_18_64, \
-cospi_26_64, 0, 0, 0, 0 }; \
\
/* stp 1 */ \
ILVL_H2_SH(input2, input5, input3, input4, vec2_m, vec4_m); \
ILVR_H2_SH(input2, input5, input3, input4, vec3_m, vec5_m); \
\
cnst4_m = __msa_splati_h(coeff_m, 0); \
stp25_m = VP9_DOT_SHIFT_RIGHT_PCK_H(vec2_m, vec3_m, cnst4_m); \
\
cnst5_m = __msa_splati_h(coeff_m, 1); \
cnst5_m = __msa_ilvev_h(cnst5_m, cnst4_m); \
stp22_m = VP9_DOT_SHIFT_RIGHT_PCK_H(vec2_m, vec3_m, cnst5_m); \
stp24_m = VP9_DOT_SHIFT_RIGHT_PCK_H(vec4_m, vec5_m, cnst4_m); \
stp23_m = VP9_DOT_SHIFT_RIGHT_PCK_H(vec4_m, vec5_m, cnst5_m); \
\
/* stp2 */ \
BUTTERFLY_4(input0, input1, stp22_m, stp23_m, \
stp30_m, stp31_m, stp32_m, stp33_m); \
BUTTERFLY_4(input7, input6, stp25_m, stp24_m, \
stp37_m, stp36_m, stp35_m, stp34_m); \
\
ILVL_H2_SH(stp36_m, stp31_m, stp35_m, stp32_m, vec2_m, vec4_m); \
ILVR_H2_SH(stp36_m, stp31_m, stp35_m, stp32_m, vec3_m, vec5_m); \
\
SPLATI_H2_SH(coeff_m, 2, 3, cnst0_m, cnst1_m); \
cnst0_m = __msa_ilvev_h(cnst0_m, cnst1_m); \
stp26_m = VP9_DOT_SHIFT_RIGHT_PCK_H(vec2_m, vec3_m, cnst0_m); \
\
cnst0_m = __msa_splati_h(coeff_m, 4); \
cnst1_m = __msa_ilvev_h(cnst1_m, cnst0_m); \
stp21_m = VP9_DOT_SHIFT_RIGHT_PCK_H(vec2_m, vec3_m, cnst1_m); \
\
SPLATI_H2_SH(coeff_m, 5, 2, cnst0_m, cnst1_m); \
cnst1_m = __msa_ilvev_h(cnst0_m, cnst1_m); \
stp25_m = VP9_DOT_SHIFT_RIGHT_PCK_H(vec4_m, vec5_m, cnst1_m); \
\
cnst0_m = __msa_splati_h(coeff_m, 3); \
cnst1_m = __msa_ilvev_h(cnst1_m, cnst0_m); \
stp22_m = VP9_DOT_SHIFT_RIGHT_PCK_H(vec4_m, vec5_m, cnst1_m); \
\
/* stp4 */ \
BUTTERFLY_4(stp30_m, stp37_m, stp26_m, stp21_m, \
vec6_m, vec2_m, vec4_m, vec5_m); \
BUTTERFLY_4(stp33_m, stp34_m, stp25_m, stp22_m, \
stp21_m, stp23_m, stp24_m, stp31_m); \
\
ILVRL_H2_SH(vec2_m, vec6_m, vec1_m, vec0_m); \
SPLATI_H2_SH(coeff1_m, 0, 1, cnst0_m, cnst1_m); \
cnst0_m = __msa_ilvev_h(cnst0_m, cnst1_m); \
\
out1 = VP9_DOT_SHIFT_RIGHT_PCK_H(vec0_m, vec1_m, cnst0_m); \
\
cnst0_m = __msa_splati_h(coeff2_m, 0); \
cnst0_m = __msa_ilvev_h(cnst1_m, cnst0_m); \
out15 = VP9_DOT_SHIFT_RIGHT_PCK_H(vec0_m, vec1_m, cnst0_m); \
\
ILVRL_H2_SH(vec4_m, vec5_m, vec1_m, vec0_m); \
SPLATI_H2_SH(coeff1_m, 2, 3, cnst0_m, cnst1_m); \
cnst1_m = __msa_ilvev_h(cnst1_m, cnst0_m); \
\
out9 = VP9_DOT_SHIFT_RIGHT_PCK_H(vec0_m, vec1_m, cnst1_m); \
\
cnst1_m = __msa_splati_h(coeff2_m, 2); \
cnst0_m = __msa_ilvev_h(cnst0_m, cnst1_m); \
out7 = VP9_DOT_SHIFT_RIGHT_PCK_H(vec0_m, vec1_m, cnst0_m); \
\
ILVRL_H2_SH(stp23_m, stp21_m, vec1_m, vec0_m); \
SPLATI_H2_SH(coeff1_m, 4, 5, cnst0_m, cnst1_m); \
cnst0_m = __msa_ilvev_h(cnst0_m, cnst1_m); \
out5 = VP9_DOT_SHIFT_RIGHT_PCK_H(vec0_m, vec1_m, cnst0_m); \
\
cnst0_m = __msa_splati_h(coeff2_m, 1); \
cnst0_m = __msa_ilvev_h(cnst1_m, cnst0_m); \
out11 = VP9_DOT_SHIFT_RIGHT_PCK_H(vec0_m, vec1_m, cnst0_m); \
\
ILVRL_H2_SH(stp24_m, stp31_m, vec1_m, vec0_m); \
SPLATI_H2_SH(coeff1_m, 6, 7, cnst0_m, cnst1_m); \
cnst1_m = __msa_ilvev_h(cnst1_m, cnst0_m); \
\
out13 = VP9_DOT_SHIFT_RIGHT_PCK_H(vec0_m, vec1_m, cnst1_m); \
\
cnst1_m = __msa_splati_h(coeff2_m, 3); \
cnst0_m = __msa_ilvev_h(cnst0_m, cnst1_m); \
out3 = VP9_DOT_SHIFT_RIGHT_PCK_H(vec0_m, vec1_m, cnst0_m); \
}
#define VP9_FDCT32_POSTPROC_NEG_W(vec) { \
v4i32 temp_m; \
v4i32 one_m = __msa_ldi_w(1); \
\
temp_m = __msa_clti_s_w(vec, 0); \
vec += 1; \
temp_m = one_m & temp_m; \
vec += temp_m; \
vec >>= 2; \
}
#define VP9_FDCT32_POSTPROC_2V_POS_H(vec0, vec1) { \
v8i16 tp0_m, tp1_m; \
v8i16 one = __msa_ldi_h(1); \
\
tp0_m = __msa_clei_s_h(vec0, 0); \
tp1_m = __msa_clei_s_h(vec1, 0); \
tp0_m = (v8i16)__msa_xori_b((v16u8)tp0_m, 255); \
tp1_m = (v8i16)__msa_xori_b((v16u8)tp1_m, 255); \
vec0 += 1; \
vec1 += 1; \
tp0_m = one & tp0_m; \
tp1_m = one & tp1_m; \
vec0 += tp0_m; \
vec1 += tp1_m; \
vec0 >>= 2; \
vec1 >>= 2; \
}
#define VP9_DOTP_CONST_PAIR_W(reg0_left, reg1_left, reg0_right, \
reg1_right, const0, const1, \
out0, out1, out2, out3) { \
v4i32 s0_m, s1_m, s2_m, s3_m, s4_m, s5_m, s6_m, s7_m; \
v2i64 tp0_m, tp1_m, tp2_m, tp3_m; \
v4i32 k0_m = __msa_fill_w((int32_t) const0); \
\
s0_m = __msa_fill_w((int32_t) const1); \
k0_m = __msa_ilvev_w(s0_m, k0_m); \
\
ILVRL_W2_SW(-reg1_left, reg0_left, s1_m, s0_m); \
ILVRL_W2_SW(reg0_left, reg1_left, s3_m, s2_m); \
ILVRL_W2_SW(-reg1_right, reg0_right, s5_m, s4_m); \
ILVRL_W2_SW(reg0_right, reg1_right, s7_m, s6_m); \
\
DOTP_SW2_SD(s0_m, s1_m, k0_m, k0_m, tp0_m, tp1_m); \
DOTP_SW2_SD(s4_m, s5_m, k0_m, k0_m, tp2_m, tp3_m); \
tp0_m = __msa_srari_d(tp0_m, DCT_CONST_BITS); \
tp1_m = __msa_srari_d(tp1_m, DCT_CONST_BITS); \
tp2_m = __msa_srari_d(tp2_m, DCT_CONST_BITS); \
tp3_m = __msa_srari_d(tp3_m, DCT_CONST_BITS); \
out0 = __msa_pckev_w((v4i32)tp0_m, (v4i32)tp1_m); \
out1 = __msa_pckev_w((v4i32)tp2_m, (v4i32)tp3_m); \
\
DOTP_SW2_SD(s2_m, s3_m, k0_m, k0_m, tp0_m, tp1_m); \
DOTP_SW2_SD(s6_m, s7_m, k0_m, k0_m, tp2_m, tp3_m); \
tp0_m = __msa_srari_d(tp0_m, DCT_CONST_BITS); \
tp1_m = __msa_srari_d(tp1_m, DCT_CONST_BITS); \
tp2_m = __msa_srari_d(tp2_m, DCT_CONST_BITS); \
tp3_m = __msa_srari_d(tp3_m, DCT_CONST_BITS); \
out2 = __msa_pckev_w((v4i32)tp0_m, (v4i32)tp1_m); \
out3 = __msa_pckev_w((v4i32)tp2_m, (v4i32)tp3_m); \
}
#endif /* VP9_ENCODER_MIPS_MSA_VP9_FDCT_MSA_H_ */