ref: dc9a7f15784493958f89338edb66aac1dacada44
dir: /vpx_dsp/mips/txfm_macros_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 VPX_DSP_MIPS_TXFM_MACROS_MIPS_MSA_H_
#define VPX_DSP_MIPS_TXFM_MACROS_MIPS_MSA_H_
#include "vpx_dsp/mips/macros_msa.h"
#define DOTP_CONST_PAIR(reg0, reg1, cnst0, cnst1, out0, out1) \
{ \
v4i32 s0_m, s1_m, s2_m, s3_m, s4_m, s5_m; \
v8i16 k0_m, k1_m, k2_m, zero = { 0 }; \
\
k0_m = __msa_fill_h(cnst0); \
k1_m = __msa_fill_h(cnst1); \
k2_m = __msa_ilvev_h((v8i16)k1_m, k0_m); \
k0_m = __msa_ilvev_h((v8i16)zero, k0_m); \
k1_m = __msa_ilvev_h(k1_m, (v8i16)zero); \
\
ILVRL_H2_SW(reg1, reg0, s5_m, s4_m); \
ILVRL_H2_SW(reg0, reg1, s3_m, s2_m); \
DOTP_SH2_SW(s5_m, s4_m, k0_m, k0_m, s1_m, s0_m); \
s1_m = __msa_dpsub_s_w(s1_m, (v8i16)s5_m, k1_m); \
s0_m = __msa_dpsub_s_w(s0_m, (v8i16)s4_m, k1_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, k2_m, k2_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 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 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 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 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); \
}
#endif // VPX_DSP_MIPS_TXFM_MACROS_MIPS_MSA_H_