diff options
Diffstat (limited to 'media/libvpx/libvpx/vpx_dsp/mips/fwd_txfm_msa.c')
| -rw-r--r-- | media/libvpx/libvpx/vpx_dsp/mips/fwd_txfm_msa.c | 272 |
1 files changed, 272 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/vpx_dsp/mips/fwd_txfm_msa.c b/media/libvpx/libvpx/vpx_dsp/mips/fwd_txfm_msa.c new file mode 100644 index 0000000000..5a6dfcef2f --- /dev/null +++ b/media/libvpx/libvpx/vpx_dsp/mips/fwd_txfm_msa.c @@ -0,0 +1,272 @@ +/* + * 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. + */ + +#include "./vpx_dsp_rtcd.h" +#include "vpx_dsp/mips/fwd_txfm_msa.h" + +void vpx_fdct8x8_1_msa(const int16_t *input, tran_low_t *out, int32_t stride) { + v8i16 in0, in1, in2, in3, in4, in5, in6, in7; + v4i32 vec_w; + + LD_SH8(input, stride, in0, in1, in2, in3, in4, in5, in6, in7); + ADD4(in0, in1, in2, in3, in4, in5, in6, in7, in0, in2, in4, in6); + ADD2(in0, in2, in4, in6, in0, in4); + vec_w = __msa_hadd_s_w(in0, in0); + vec_w += __msa_hadd_s_w(in4, in4); + out[0] = HADD_SW_S32(vec_w); + out[1] = 0; +} + +#if !CONFIG_VP9_HIGHBITDEPTH +void fdct8x16_1d_column(const int16_t *input, int16_t *tmp_ptr, + int32_t src_stride) { + v8i16 tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7; + v8i16 in0, in1, in2, in3, in4, in5, in6, in7; + v8i16 in8, in9, in10, in11, in12, in13, in14, in15; + v8i16 stp21, stp22, stp23, stp24, stp25, stp26, stp30; + v8i16 stp31, stp32, stp33, stp34, stp35, stp36, stp37; + v8i16 vec0, vec1, vec2, vec3, vec4, vec5, cnst0, cnst1, cnst4, cnst5; + v8i16 coeff = { 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 = { 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 = { + -cospi_2_64, -cospi_10_64, -cospi_18_64, -cospi_26_64, 0, 0, 0, 0 + }; + + LD_SH16(input, src_stride, in0, in1, in2, in3, in4, in5, in6, in7, in8, in9, + in10, in11, in12, in13, in14, in15); + SLLI_4V(in0, in1, in2, in3, 2); + SLLI_4V(in4, in5, in6, in7, 2); + SLLI_4V(in8, in9, in10, in11, 2); + SLLI_4V(in12, in13, in14, in15, 2); + ADD4(in0, in15, in1, in14, in2, in13, in3, in12, tmp0, tmp1, tmp2, tmp3); + ADD4(in4, in11, in5, in10, in6, in9, in7, in8, tmp4, tmp5, tmp6, tmp7); + FDCT8x16_EVEN(tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7, tmp0, tmp1, + tmp2, tmp3, tmp4, tmp5, tmp6, tmp7); + ST_SH8(tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7, tmp_ptr, 32); + SUB4(in0, in15, in1, in14, in2, in13, in3, in12, in15, in14, in13, in12); + SUB4(in4, in11, in5, in10, in6, in9, in7, in8, in11, in10, in9, in8); + + tmp_ptr += 16; + + /* stp 1 */ + ILVL_H2_SH(in10, in13, in11, in12, vec2, vec4); + ILVR_H2_SH(in10, in13, in11, in12, vec3, vec5); + + cnst4 = __msa_splati_h(coeff, 0); + stp25 = DOT_SHIFT_RIGHT_PCK_H(vec2, vec3, cnst4); + + cnst5 = __msa_splati_h(coeff, 1); + cnst5 = __msa_ilvev_h(cnst5, cnst4); + stp22 = DOT_SHIFT_RIGHT_PCK_H(vec2, vec3, cnst5); + stp24 = DOT_SHIFT_RIGHT_PCK_H(vec4, vec5, cnst4); + stp23 = DOT_SHIFT_RIGHT_PCK_H(vec4, vec5, cnst5); + + /* stp2 */ + BUTTERFLY_4(in8, in9, stp22, stp23, stp30, stp31, stp32, stp33); + BUTTERFLY_4(in15, in14, stp25, stp24, stp37, stp36, stp35, stp34); + ILVL_H2_SH(stp36, stp31, stp35, stp32, vec2, vec4); + ILVR_H2_SH(stp36, stp31, stp35, stp32, vec3, vec5); + SPLATI_H2_SH(coeff, 2, 3, cnst0, cnst1); + cnst0 = __msa_ilvev_h(cnst0, cnst1); + stp26 = DOT_SHIFT_RIGHT_PCK_H(vec2, vec3, cnst0); + + cnst0 = __msa_splati_h(coeff, 4); + cnst1 = __msa_ilvev_h(cnst1, cnst0); + stp21 = DOT_SHIFT_RIGHT_PCK_H(vec2, vec3, cnst1); + + BUTTERFLY_4(stp30, stp37, stp26, stp21, in8, in15, in14, in9); + ILVRL_H2_SH(in15, in8, vec1, vec0); + SPLATI_H2_SH(coeff1, 0, 1, cnst0, cnst1); + cnst0 = __msa_ilvev_h(cnst0, cnst1); + + in8 = DOT_SHIFT_RIGHT_PCK_H(vec0, vec1, cnst0); + ST_SH(in8, tmp_ptr); + + cnst0 = __msa_splati_h(coeff2, 0); + cnst0 = __msa_ilvev_h(cnst1, cnst0); + in8 = DOT_SHIFT_RIGHT_PCK_H(vec0, vec1, cnst0); + ST_SH(in8, tmp_ptr + 224); + + ILVRL_H2_SH(in14, in9, vec1, vec0); + SPLATI_H2_SH(coeff1, 2, 3, cnst0, cnst1); + cnst1 = __msa_ilvev_h(cnst1, cnst0); + + in8 = DOT_SHIFT_RIGHT_PCK_H(vec0, vec1, cnst1); + ST_SH(in8, tmp_ptr + 128); + + cnst1 = __msa_splati_h(coeff2, 2); + cnst0 = __msa_ilvev_h(cnst0, cnst1); + in8 = DOT_SHIFT_RIGHT_PCK_H(vec0, vec1, cnst0); + ST_SH(in8, tmp_ptr + 96); + + SPLATI_H2_SH(coeff, 2, 5, cnst0, cnst1); + cnst1 = __msa_ilvev_h(cnst1, cnst0); + + stp25 = DOT_SHIFT_RIGHT_PCK_H(vec4, vec5, cnst1); + + cnst1 = __msa_splati_h(coeff, 3); + cnst1 = __msa_ilvev_h(cnst0, cnst1); + stp22 = DOT_SHIFT_RIGHT_PCK_H(vec4, vec5, cnst1); + + /* stp4 */ + ADD2(stp34, stp25, stp33, stp22, in13, in10); + + ILVRL_H2_SH(in13, in10, vec1, vec0); + SPLATI_H2_SH(coeff1, 4, 5, cnst0, cnst1); + cnst0 = __msa_ilvev_h(cnst0, cnst1); + in8 = DOT_SHIFT_RIGHT_PCK_H(vec0, vec1, cnst0); + ST_SH(in8, tmp_ptr + 64); + + cnst0 = __msa_splati_h(coeff2, 1); + cnst0 = __msa_ilvev_h(cnst1, cnst0); + in8 = DOT_SHIFT_RIGHT_PCK_H(vec0, vec1, cnst0); + ST_SH(in8, tmp_ptr + 160); + + SUB2(stp34, stp25, stp33, stp22, in12, in11); + ILVRL_H2_SH(in12, in11, vec1, vec0); + SPLATI_H2_SH(coeff1, 6, 7, cnst0, cnst1); + cnst1 = __msa_ilvev_h(cnst1, cnst0); + + in8 = DOT_SHIFT_RIGHT_PCK_H(vec0, vec1, cnst1); + ST_SH(in8, tmp_ptr + 192); + + cnst1 = __msa_splati_h(coeff2, 3); + cnst0 = __msa_ilvev_h(cnst0, cnst1); + in8 = DOT_SHIFT_RIGHT_PCK_H(vec0, vec1, cnst0); + ST_SH(in8, tmp_ptr + 32); +} + +void fdct16x8_1d_row(int16_t *input, int16_t *output) { + v8i16 tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7; + v8i16 in0, in1, in2, in3, in4, in5, in6, in7; + v8i16 in8, in9, in10, in11, in12, in13, in14, in15; + + LD_SH8(input, 16, in0, in1, in2, in3, in4, in5, in6, in7); + LD_SH8((input + 8), 16, in8, in9, in10, in11, in12, in13, in14, in15); + TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2, in3, + in4, in5, in6, in7); + TRANSPOSE8x8_SH_SH(in8, in9, in10, in11, in12, in13, in14, in15, in8, in9, + in10, in11, in12, in13, in14, in15); + ADD4(in0, 1, in1, 1, in2, 1, in3, 1, in0, in1, in2, in3); + ADD4(in4, 1, in5, 1, in6, 1, in7, 1, in4, in5, in6, in7); + ADD4(in8, 1, in9, 1, in10, 1, in11, 1, in8, in9, in10, in11); + ADD4(in12, 1, in13, 1, in14, 1, in15, 1, in12, in13, in14, in15); + SRA_4V(in0, in1, in2, in3, 2); + SRA_4V(in4, in5, in6, in7, 2); + SRA_4V(in8, in9, in10, in11, 2); + SRA_4V(in12, in13, in14, in15, 2); + BUTTERFLY_16(in0, in1, in2, in3, in4, in5, in6, in7, in8, in9, in10, in11, + in12, in13, in14, in15, tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, + tmp7, in8, in9, in10, in11, in12, in13, in14, in15); + ST_SH8(in8, in9, in10, in11, in12, in13, in14, in15, input, 16); + FDCT8x16_EVEN(tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7, tmp0, tmp1, + tmp2, tmp3, tmp4, tmp5, tmp6, tmp7); + LD_SH8(input, 16, in8, in9, in10, in11, in12, in13, in14, in15); + FDCT8x16_ODD(in8, in9, in10, in11, in12, in13, in14, in15, in0, in1, in2, in3, + in4, in5, in6, in7); + TRANSPOSE8x8_SH_SH(tmp0, in0, tmp1, in1, tmp2, in2, tmp3, in3, tmp0, in0, + tmp1, in1, tmp2, in2, tmp3, in3); + ST_SH8(tmp0, in0, tmp1, in1, tmp2, in2, tmp3, in3, output, 16); + TRANSPOSE8x8_SH_SH(tmp4, in4, tmp5, in5, tmp6, in6, tmp7, in7, tmp4, in4, + tmp5, in5, tmp6, in6, tmp7, in7); + ST_SH8(tmp4, in4, tmp5, in5, tmp6, in6, tmp7, in7, output + 8, 16); +} + +void vpx_fdct4x4_msa(const int16_t *input, int16_t *output, + int32_t src_stride) { + v8i16 in0, in1, in2, in3; + + LD_SH4(input, src_stride, in0, in1, in2, in3); + + /* fdct4 pre-process */ + { + v8i16 vec, mask; + v16i8 zero = { 0 }; + v16i8 one = __msa_ldi_b(1); + + mask = (v8i16)__msa_sldi_b(zero, one, 15); + SLLI_4V(in0, in1, in2, in3, 4); + vec = __msa_ceqi_h(in0, 0); + vec = vec ^ 255; + vec = mask & vec; + in0 += vec; + } + + VP9_FDCT4(in0, in1, in2, in3, in0, in1, in2, in3); + TRANSPOSE4x4_SH_SH(in0, in1, in2, in3, in0, in1, in2, in3); + VP9_FDCT4(in0, in1, in2, in3, in0, in1, in2, in3); + TRANSPOSE4x4_SH_SH(in0, in1, in2, in3, in0, in1, in2, in3); + ADD4(in0, 1, in1, 1, in2, 1, in3, 1, in0, in1, in2, in3); + SRA_4V(in0, in1, in2, in3, 2); + PCKEV_D2_SH(in1, in0, in3, in2, in0, in2); + ST_SH2(in0, in2, output, 8); +} + +void vpx_fdct8x8_msa(const int16_t *input, int16_t *output, + int32_t src_stride) { + v8i16 in0, in1, in2, in3, in4, in5, in6, in7; + + LD_SH8(input, src_stride, in0, in1, in2, in3, in4, in5, in6, in7); + SLLI_4V(in0, in1, in2, in3, 2); + SLLI_4V(in4, in5, in6, in7, 2); + VP9_FDCT8(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2, in3, in4, + in5, in6, in7); + TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2, in3, + in4, in5, in6, in7); + VP9_FDCT8(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2, in3, in4, + in5, in6, in7); + TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2, in3, + in4, in5, in6, in7); + SRLI_AVE_S_4V_H(in0, in1, in2, in3, in4, in5, in6, in7); + ST_SH8(in0, in1, in2, in3, in4, in5, in6, in7, output, 8); +} + +void vpx_fdct16x16_msa(const int16_t *input, int16_t *output, + int32_t src_stride) { + int32_t i; + DECLARE_ALIGNED(32, int16_t, tmp_buf[16 * 16]); + + /* column transform */ + for (i = 0; i < 2; ++i) { + fdct8x16_1d_column((input + 8 * i), (&tmp_buf[0] + 8 * i), src_stride); + } + + /* row transform */ + for (i = 0; i < 2; ++i) { + fdct16x8_1d_row((&tmp_buf[0] + (128 * i)), (output + (128 * i))); + } +} + +void vpx_fdct16x16_1_msa(const int16_t *input, int16_t *out, int32_t stride) { + int sum, i; + v8i16 in0, in1, in2, in3, in4, in5, in6, in7; + v4i32 vec_w = { 0 }; + + for (i = 0; i < 4; ++i) { + LD_SH2(input, 8, in0, in1); + input += stride; + LD_SH2(input, 8, in2, in3); + input += stride; + LD_SH2(input, 8, in4, in5); + input += stride; + LD_SH2(input, 8, in6, in7); + input += stride; + ADD4(in0, in1, in2, in3, in4, in5, in6, in7, in0, in2, in4, in6); + ADD2(in0, in2, in4, in6, in0, in4); + vec_w += __msa_hadd_s_w(in0, in0); + vec_w += __msa_hadd_s_w(in4, in4); + } + + sum = HADD_SW_S32(vec_w); + out[0] = (int16_t)(sum >> 1); +} +#endif // !CONFIG_VP9_HIGHBITDEPTH |