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Rev | Author | Line No. | Line |
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6148 | serge | 1 | /* |
2 | * AltiVec optimizations (C) 2004 Romain Dolbeau |
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3 | * |
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4 | * based on code by Copyright (C) 2001-2003 Michael Niedermayer (michaelni@gmx.at) |
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5 | * |
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6 | * This file is part of FFmpeg. |
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7 | * |
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8 | * FFmpeg is free software; you can redistribute it and/or modify |
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9 | * it under the terms of the GNU General Public License as published by |
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10 | * the Free Software Foundation; either version 2 of the License, or |
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11 | * (at your option) any later version. |
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12 | * |
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13 | * FFmpeg is distributed in the hope that it will be useful, |
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | * GNU General Public License for more details. |
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17 | * |
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18 | * You should have received a copy of the GNU General Public License |
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19 | * along with FFmpeg; if not, write to the Free Software |
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20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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21 | */ |
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22 | |||
23 | #include "libavutil/avutil.h" |
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24 | |||
25 | #define ALTIVEC_TRANSPOSE_8x8_SHORT(src_a,src_b,src_c,src_d,src_e,src_f,src_g,src_h) \ |
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26 | do { \ |
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27 | __typeof__(src_a) tempA1, tempB1, tempC1, tempD1; \ |
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28 | __typeof__(src_a) tempE1, tempF1, tempG1, tempH1; \ |
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29 | __typeof__(src_a) tempA2, tempB2, tempC2, tempD2; \ |
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30 | __typeof__(src_a) tempE2, tempF2, tempG2, tempH2; \ |
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31 | tempA1 = vec_mergeh (src_a, src_e); \ |
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32 | tempB1 = vec_mergel (src_a, src_e); \ |
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33 | tempC1 = vec_mergeh (src_b, src_f); \ |
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34 | tempD1 = vec_mergel (src_b, src_f); \ |
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35 | tempE1 = vec_mergeh (src_c, src_g); \ |
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36 | tempF1 = vec_mergel (src_c, src_g); \ |
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37 | tempG1 = vec_mergeh (src_d, src_h); \ |
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38 | tempH1 = vec_mergel (src_d, src_h); \ |
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39 | tempA2 = vec_mergeh (tempA1, tempE1); \ |
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40 | tempB2 = vec_mergel (tempA1, tempE1); \ |
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41 | tempC2 = vec_mergeh (tempB1, tempF1); \ |
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42 | tempD2 = vec_mergel (tempB1, tempF1); \ |
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43 | tempE2 = vec_mergeh (tempC1, tempG1); \ |
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44 | tempF2 = vec_mergel (tempC1, tempG1); \ |
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45 | tempG2 = vec_mergeh (tempD1, tempH1); \ |
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46 | tempH2 = vec_mergel (tempD1, tempH1); \ |
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47 | src_a = vec_mergeh (tempA2, tempE2); \ |
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48 | src_b = vec_mergel (tempA2, tempE2); \ |
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49 | src_c = vec_mergeh (tempB2, tempF2); \ |
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50 | src_d = vec_mergel (tempB2, tempF2); \ |
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51 | src_e = vec_mergeh (tempC2, tempG2); \ |
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52 | src_f = vec_mergel (tempC2, tempG2); \ |
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53 | src_g = vec_mergeh (tempD2, tempH2); \ |
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54 | src_h = vec_mergel (tempD2, tempH2); \ |
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55 | } while (0) |
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56 | |||
57 | |||
58 | static inline int vertClassify_altivec(uint8_t src[], int stride, PPContext *c) { |
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59 | /* |
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60 | this code makes no assumption on src or stride. |
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61 | One could remove the recomputation of the perm |
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62 | vector by assuming (stride % 16) == 0, unfortunately |
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63 | this is not always true. |
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64 | */ |
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65 | short data_0 = ((c->nonBQP*c->ppMode.baseDcDiff)>>8) + 1; |
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66 | DECLARE_ALIGNED(16, short, data)[8] = |
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67 | { |
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68 | data_0, |
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69 | data_0 * 2 + 1, |
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70 | c->QP * 2, |
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71 | c->QP * 4 |
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72 | }; |
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73 | int numEq; |
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74 | uint8_t *src2 = src; |
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75 | vector signed short v_dcOffset; |
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76 | vector signed short v2QP; |
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77 | vector unsigned short v4QP; |
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78 | vector unsigned short v_dcThreshold; |
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79 | const int properStride = (stride % 16); |
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80 | const int srcAlign = ((unsigned long)src2 % 16); |
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81 | const int two_vectors = ((srcAlign > 8) || properStride) ? 1 : 0; |
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82 | const vector signed int zero = vec_splat_s32(0); |
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83 | const vector signed short mask = vec_splat_s16(1); |
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84 | vector signed int v_numEq = vec_splat_s32(0); |
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85 | vector signed short v_data = vec_ld(0, data); |
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86 | vector signed short v_srcAss0, v_srcAss1, v_srcAss2, v_srcAss3, |
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87 | v_srcAss4, v_srcAss5, v_srcAss6, v_srcAss7; |
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88 | //FIXME avoid this mess if possible |
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89 | register int j0 = 0, |
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90 | j1 = stride, |
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91 | j2 = 2 * stride, |
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92 | j3 = 3 * stride, |
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93 | j4 = 4 * stride, |
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94 | j5 = 5 * stride, |
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95 | j6 = 6 * stride, |
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96 | j7 = 7 * stride; |
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97 | vector unsigned char v_srcA0, v_srcA1, v_srcA2, v_srcA3, |
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98 | v_srcA4, v_srcA5, v_srcA6, v_srcA7; |
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99 | |||
100 | v_dcOffset = vec_splat(v_data, 0); |
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101 | v_dcThreshold = (vector unsigned short)vec_splat(v_data, 1); |
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102 | v2QP = vec_splat(v_data, 2); |
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103 | v4QP = (vector unsigned short)vec_splat(v_data, 3); |
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104 | |||
105 | src2 += stride * 4; |
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106 | |||
107 | #define LOAD_LINE(i) \ |
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108 | { \ |
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109 | vector unsigned char perm##i = vec_lvsl(j##i, src2); \ |
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110 | vector unsigned char v_srcA2##i; \ |
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111 | vector unsigned char v_srcA1##i = vec_ld(j##i, src2); \ |
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112 | if (two_vectors) \ |
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113 | v_srcA2##i = vec_ld(j##i + 16, src2); \ |
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114 | v_srcA##i = \ |
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115 | vec_perm(v_srcA1##i, v_srcA2##i, perm##i); \ |
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116 | v_srcAss##i = \ |
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117 | (vector signed short)vec_mergeh((vector signed char)zero, \ |
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118 | (vector signed char)v_srcA##i); } |
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119 | |||
120 | #define LOAD_LINE_ALIGNED(i) \ |
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121 | v_srcA##i = vec_ld(j##i, src2); \ |
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122 | v_srcAss##i = \ |
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123 | (vector signed short)vec_mergeh((vector signed char)zero, \ |
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124 | (vector signed char)v_srcA##i) |
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125 | |||
126 | /* Special-casing the aligned case is worthwhile, as all calls from |
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127 | * the (transposed) horizontable deblocks will be aligned, in addition |
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128 | * to the naturally aligned vertical deblocks. */ |
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129 | if (properStride && srcAlign) { |
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130 | LOAD_LINE_ALIGNED(0); |
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131 | LOAD_LINE_ALIGNED(1); |
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132 | LOAD_LINE_ALIGNED(2); |
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133 | LOAD_LINE_ALIGNED(3); |
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134 | LOAD_LINE_ALIGNED(4); |
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135 | LOAD_LINE_ALIGNED(5); |
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136 | LOAD_LINE_ALIGNED(6); |
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137 | LOAD_LINE_ALIGNED(7); |
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138 | } else { |
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139 | LOAD_LINE(0); |
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140 | LOAD_LINE(1); |
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141 | LOAD_LINE(2); |
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142 | LOAD_LINE(3); |
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143 | LOAD_LINE(4); |
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144 | LOAD_LINE(5); |
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145 | LOAD_LINE(6); |
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146 | LOAD_LINE(7); |
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147 | } |
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148 | #undef LOAD_LINE |
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149 | #undef LOAD_LINE_ALIGNED |
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150 | |||
151 | #define ITER(i, j) \ |
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152 | const vector signed short v_diff##i = \ |
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153 | vec_sub(v_srcAss##i, v_srcAss##j); \ |
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154 | const vector signed short v_sum##i = \ |
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155 | vec_add(v_diff##i, v_dcOffset); \ |
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156 | const vector signed short v_comp##i = \ |
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157 | (vector signed short)vec_cmplt((vector unsigned short)v_sum##i, \ |
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158 | v_dcThreshold); \ |
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159 | const vector signed short v_part##i = vec_and(mask, v_comp##i); |
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160 | |||
161 | { |
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162 | ITER(0, 1) |
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163 | ITER(1, 2) |
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164 | ITER(2, 3) |
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165 | ITER(3, 4) |
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166 | ITER(4, 5) |
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167 | ITER(5, 6) |
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168 | ITER(6, 7) |
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169 | |||
170 | v_numEq = vec_sum4s(v_part0, v_numEq); |
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171 | v_numEq = vec_sum4s(v_part1, v_numEq); |
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172 | v_numEq = vec_sum4s(v_part2, v_numEq); |
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173 | v_numEq = vec_sum4s(v_part3, v_numEq); |
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174 | v_numEq = vec_sum4s(v_part4, v_numEq); |
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175 | v_numEq = vec_sum4s(v_part5, v_numEq); |
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176 | v_numEq = vec_sum4s(v_part6, v_numEq); |
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177 | } |
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178 | |||
179 | #undef ITER |
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180 | |||
181 | v_numEq = vec_sums(v_numEq, zero); |
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182 | |||
183 | v_numEq = vec_splat(v_numEq, 3); |
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184 | vec_ste(v_numEq, 0, &numEq); |
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185 | |||
186 | if (numEq > c->ppMode.flatnessThreshold){ |
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187 | const vector unsigned char mmoP1 = (const vector unsigned char) |
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188 | {0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, |
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189 | 0x00, 0x01, 0x12, 0x13, 0x08, 0x09, 0x1A, 0x1B}; |
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190 | const vector unsigned char mmoP2 = (const vector unsigned char) |
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191 | {0x04, 0x05, 0x16, 0x17, 0x0C, 0x0D, 0x1E, 0x1F, |
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192 | 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f}; |
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193 | const vector unsigned char mmoP = (const vector unsigned char) |
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194 | vec_lvsl(8, (unsigned char*)0); |
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195 | |||
196 | vector signed short mmoL1 = vec_perm(v_srcAss0, v_srcAss2, mmoP1); |
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197 | vector signed short mmoL2 = vec_perm(v_srcAss4, v_srcAss6, mmoP2); |
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198 | vector signed short mmoL = vec_perm(mmoL1, mmoL2, mmoP); |
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199 | vector signed short mmoR1 = vec_perm(v_srcAss5, v_srcAss7, mmoP1); |
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200 | vector signed short mmoR2 = vec_perm(v_srcAss1, v_srcAss3, mmoP2); |
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201 | vector signed short mmoR = vec_perm(mmoR1, mmoR2, mmoP); |
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202 | vector signed short mmoDiff = vec_sub(mmoL, mmoR); |
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203 | vector unsigned short mmoSum = (vector unsigned short)vec_add(mmoDiff, v2QP); |
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204 | |||
205 | if (vec_any_gt(mmoSum, v4QP)) |
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206 | return 0; |
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207 | else |
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208 | return 1; |
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209 | } |
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210 | else return 2; |
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211 | } |
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212 | |||
213 | static inline void doVertLowPass_altivec(uint8_t *src, int stride, PPContext *c) { |
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214 | /* |
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215 | this code makes no assumption on src or stride. |
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216 | One could remove the recomputation of the perm |
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217 | vector by assuming (stride % 16) == 0, unfortunately |
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218 | this is not always true. Quite a lot of load/stores |
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219 | can be removed by assuming proper alignment of |
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220 | src & stride :-( |
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221 | */ |
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222 | uint8_t *src2 = src; |
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223 | const vector signed int zero = vec_splat_s32(0); |
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224 | const int properStride = (stride % 16); |
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225 | const int srcAlign = ((unsigned long)src2 % 16); |
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226 | DECLARE_ALIGNED(16, short, qp)[8] = {c->QP}; |
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227 | vector signed short vqp = vec_ld(0, qp); |
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228 | vector signed short vb0, vb1, vb2, vb3, vb4, vb5, vb6, vb7, vb8, vb9; |
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229 | vector unsigned char vbA0, av_uninit(vbA1), av_uninit(vbA2), av_uninit(vbA3), av_uninit(vbA4), av_uninit(vbA5), av_uninit(vbA6), av_uninit(vbA7), av_uninit(vbA8), vbA9; |
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230 | vector unsigned char vbB0, av_uninit(vbB1), av_uninit(vbB2), av_uninit(vbB3), av_uninit(vbB4), av_uninit(vbB5), av_uninit(vbB6), av_uninit(vbB7), av_uninit(vbB8), vbB9; |
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231 | vector unsigned char vbT0, vbT1, vbT2, vbT3, vbT4, vbT5, vbT6, vbT7, vbT8, vbT9; |
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232 | vector unsigned char perml0, perml1, perml2, perml3, perml4, |
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233 | perml5, perml6, perml7, perml8, perml9; |
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234 | register int j0 = 0, |
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235 | j1 = stride, |
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236 | j2 = 2 * stride, |
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237 | j3 = 3 * stride, |
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238 | j4 = 4 * stride, |
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239 | j5 = 5 * stride, |
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240 | j6 = 6 * stride, |
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241 | j7 = 7 * stride, |
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242 | j8 = 8 * stride, |
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243 | j9 = 9 * stride; |
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244 | |||
245 | vqp = vec_splat(vqp, 0); |
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246 | |||
247 | src2 += stride*3; |
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248 | |||
249 | #define LOAD_LINE(i) \ |
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250 | perml##i = vec_lvsl(i * stride, src2); \ |
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251 | vbA##i = vec_ld(i * stride, src2); \ |
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252 | vbB##i = vec_ld(i * stride + 16, src2); \ |
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253 | vbT##i = vec_perm(vbA##i, vbB##i, perml##i); \ |
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254 | vb##i = \ |
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255 | (vector signed short)vec_mergeh((vector unsigned char)zero, \ |
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256 | (vector unsigned char)vbT##i) |
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257 | |||
258 | #define LOAD_LINE_ALIGNED(i) \ |
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259 | vbT##i = vec_ld(j##i, src2); \ |
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260 | vb##i = \ |
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261 | (vector signed short)vec_mergeh((vector signed char)zero, \ |
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262 | (vector signed char)vbT##i) |
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263 | |||
264 | /* Special-casing the aligned case is worthwhile, as all calls from |
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265 | * the (transposed) horizontable deblocks will be aligned, in addition |
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266 | * to the naturally aligned vertical deblocks. */ |
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267 | if (properStride && srcAlign) { |
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268 | LOAD_LINE_ALIGNED(0); |
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269 | LOAD_LINE_ALIGNED(1); |
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270 | LOAD_LINE_ALIGNED(2); |
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271 | LOAD_LINE_ALIGNED(3); |
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272 | LOAD_LINE_ALIGNED(4); |
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273 | LOAD_LINE_ALIGNED(5); |
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274 | LOAD_LINE_ALIGNED(6); |
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275 | LOAD_LINE_ALIGNED(7); |
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276 | LOAD_LINE_ALIGNED(8); |
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277 | LOAD_LINE_ALIGNED(9); |
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278 | } else { |
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279 | LOAD_LINE(0); |
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280 | LOAD_LINE(1); |
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281 | LOAD_LINE(2); |
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282 | LOAD_LINE(3); |
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283 | LOAD_LINE(4); |
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284 | LOAD_LINE(5); |
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285 | LOAD_LINE(6); |
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286 | LOAD_LINE(7); |
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287 | LOAD_LINE(8); |
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288 | LOAD_LINE(9); |
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289 | } |
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290 | #undef LOAD_LINE |
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291 | #undef LOAD_LINE_ALIGNED |
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292 | { |
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293 | const vector unsigned short v_2 = vec_splat_u16(2); |
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294 | const vector unsigned short v_4 = vec_splat_u16(4); |
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295 | |||
296 | const vector signed short v_diff01 = vec_sub(vb0, vb1); |
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297 | const vector unsigned short v_cmp01 = |
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298 | (const vector unsigned short) vec_cmplt(vec_abs(v_diff01), vqp); |
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299 | const vector signed short v_first = vec_sel(vb1, vb0, v_cmp01); |
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300 | const vector signed short v_diff89 = vec_sub(vb8, vb9); |
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301 | const vector unsigned short v_cmp89 = |
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302 | (const vector unsigned short) vec_cmplt(vec_abs(v_diff89), vqp); |
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303 | const vector signed short v_last = vec_sel(vb8, vb9, v_cmp89); |
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304 | |||
305 | const vector signed short temp01 = vec_mladd(v_first, (vector signed short)v_4, vb1); |
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306 | const vector signed short temp02 = vec_add(vb2, vb3); |
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307 | const vector signed short temp03 = vec_add(temp01, (vector signed short)v_4); |
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308 | const vector signed short v_sumsB0 = vec_add(temp02, temp03); |
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309 | |||
310 | const vector signed short temp11 = vec_sub(v_sumsB0, v_first); |
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311 | const vector signed short v_sumsB1 = vec_add(temp11, vb4); |
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312 | |||
313 | const vector signed short temp21 = vec_sub(v_sumsB1, v_first); |
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314 | const vector signed short v_sumsB2 = vec_add(temp21, vb5); |
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315 | |||
316 | const vector signed short temp31 = vec_sub(v_sumsB2, v_first); |
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317 | const vector signed short v_sumsB3 = vec_add(temp31, vb6); |
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318 | |||
319 | const vector signed short temp41 = vec_sub(v_sumsB3, v_first); |
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320 | const vector signed short v_sumsB4 = vec_add(temp41, vb7); |
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321 | |||
322 | const vector signed short temp51 = vec_sub(v_sumsB4, vb1); |
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323 | const vector signed short v_sumsB5 = vec_add(temp51, vb8); |
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324 | |||
325 | const vector signed short temp61 = vec_sub(v_sumsB5, vb2); |
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326 | const vector signed short v_sumsB6 = vec_add(temp61, v_last); |
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327 | |||
328 | const vector signed short temp71 = vec_sub(v_sumsB6, vb3); |
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329 | const vector signed short v_sumsB7 = vec_add(temp71, v_last); |
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330 | |||
331 | const vector signed short temp81 = vec_sub(v_sumsB7, vb4); |
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332 | const vector signed short v_sumsB8 = vec_add(temp81, v_last); |
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333 | |||
334 | const vector signed short temp91 = vec_sub(v_sumsB8, vb5); |
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335 | const vector signed short v_sumsB9 = vec_add(temp91, v_last); |
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336 | |||
337 | #define COMPUTE_VR(i, j, k) \ |
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338 | const vector signed short temps1##i = \ |
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339 | vec_add(v_sumsB##i, v_sumsB##k); \ |
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340 | const vector signed short temps2##i = \ |
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341 | vec_mladd(vb##j, (vector signed short)v_2, temps1##i); \ |
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342 | const vector signed short vr##j = vec_sra(temps2##i, v_4) |
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343 | |||
344 | COMPUTE_VR(0, 1, 2); |
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345 | COMPUTE_VR(1, 2, 3); |
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346 | COMPUTE_VR(2, 3, 4); |
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347 | COMPUTE_VR(3, 4, 5); |
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348 | COMPUTE_VR(4, 5, 6); |
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349 | COMPUTE_VR(5, 6, 7); |
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350 | COMPUTE_VR(6, 7, 8); |
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351 | COMPUTE_VR(7, 8, 9); |
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352 | |||
353 | const vector signed char neg1 = vec_splat_s8(-1); |
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354 | const vector unsigned char permHH = (const vector unsigned char){0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
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355 | 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F}; |
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356 | |||
357 | #define PACK_AND_STORE(i) \ |
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358 | { const vector unsigned char perms##i = \ |
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359 | vec_lvsr(i * stride, src2); \ |
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360 | const vector unsigned char vf##i = \ |
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361 | vec_packsu(vr##i, (vector signed short)zero); \ |
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362 | const vector unsigned char vg##i = \ |
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363 | vec_perm(vf##i, vbT##i, permHH); \ |
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364 | const vector unsigned char mask##i = \ |
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365 | vec_perm((vector unsigned char)zero, (vector unsigned char)neg1, perms##i); \ |
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366 | const vector unsigned char vg2##i = \ |
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367 | vec_perm(vg##i, vg##i, perms##i); \ |
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368 | const vector unsigned char svA##i = \ |
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369 | vec_sel(vbA##i, vg2##i, mask##i); \ |
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370 | const vector unsigned char svB##i = \ |
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371 | vec_sel(vg2##i, vbB##i, mask##i); \ |
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372 | vec_st(svA##i, i * stride, src2); \ |
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373 | vec_st(svB##i, i * stride + 16, src2);} |
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374 | |||
375 | #define PACK_AND_STORE_ALIGNED(i) \ |
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376 | { const vector unsigned char vf##i = \ |
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377 | vec_packsu(vr##i, (vector signed short)zero); \ |
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378 | const vector unsigned char vg##i = \ |
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379 | vec_perm(vf##i, vbT##i, permHH); \ |
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380 | vec_st(vg##i, i * stride, src2);} |
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381 | |||
382 | /* Special-casing the aligned case is worthwhile, as all calls from |
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383 | * the (transposed) horizontable deblocks will be aligned, in addition |
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384 | * to the naturally aligned vertical deblocks. */ |
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385 | if (properStride && srcAlign) { |
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386 | PACK_AND_STORE_ALIGNED(1) |
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387 | PACK_AND_STORE_ALIGNED(2) |
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388 | PACK_AND_STORE_ALIGNED(3) |
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389 | PACK_AND_STORE_ALIGNED(4) |
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390 | PACK_AND_STORE_ALIGNED(5) |
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391 | PACK_AND_STORE_ALIGNED(6) |
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392 | PACK_AND_STORE_ALIGNED(7) |
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393 | PACK_AND_STORE_ALIGNED(8) |
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394 | } else { |
||
395 | PACK_AND_STORE(1) |
||
396 | PACK_AND_STORE(2) |
||
397 | PACK_AND_STORE(3) |
||
398 | PACK_AND_STORE(4) |
||
399 | PACK_AND_STORE(5) |
||
400 | PACK_AND_STORE(6) |
||
401 | PACK_AND_STORE(7) |
||
402 | PACK_AND_STORE(8) |
||
403 | } |
||
404 | #undef PACK_AND_STORE |
||
405 | #undef PACK_AND_STORE_ALIGNED |
||
406 | } |
||
407 | } |
||
408 | |||
409 | |||
410 | |||
411 | static inline void doVertDefFilter_altivec(uint8_t src[], int stride, PPContext *c) { |
||
412 | /* |
||
413 | this code makes no assumption on src or stride. |
||
414 | One could remove the recomputation of the perm |
||
415 | vector by assuming (stride % 16) == 0, unfortunately |
||
416 | this is not always true. Quite a lot of load/stores |
||
417 | can be removed by assuming proper alignment of |
||
418 | src & stride :-( |
||
419 | */ |
||
420 | uint8_t *src2 = src + stride*3; |
||
421 | const vector signed int zero = vec_splat_s32(0); |
||
422 | DECLARE_ALIGNED(16, short, qp)[8] = {8*c->QP}; |
||
423 | vector signed short vqp = vec_splat( |
||
424 | (vector signed short)vec_ld(0, qp), 0); |
||
425 | |||
426 | #define LOAD_LINE(i) \ |
||
427 | const vector unsigned char perm##i = \ |
||
428 | vec_lvsl(i * stride, src2); \ |
||
429 | const vector unsigned char vbA##i = \ |
||
430 | vec_ld(i * stride, src2); \ |
||
431 | const vector unsigned char vbB##i = \ |
||
432 | vec_ld(i * stride + 16, src2); \ |
||
433 | const vector unsigned char vbT##i = \ |
||
434 | vec_perm(vbA##i, vbB##i, perm##i); \ |
||
435 | const vector signed short vb##i = \ |
||
436 | (vector signed short)vec_mergeh((vector unsigned char)zero, \ |
||
437 | (vector unsigned char)vbT##i) |
||
438 | |||
439 | LOAD_LINE(1); |
||
440 | LOAD_LINE(2); |
||
441 | LOAD_LINE(3); |
||
442 | LOAD_LINE(4); |
||
443 | LOAD_LINE(5); |
||
444 | LOAD_LINE(6); |
||
445 | LOAD_LINE(7); |
||
446 | LOAD_LINE(8); |
||
447 | #undef LOAD_LINE |
||
448 | |||
449 | const vector signed short v_1 = vec_splat_s16(1); |
||
450 | const vector signed short v_2 = vec_splat_s16(2); |
||
451 | const vector signed short v_5 = vec_splat_s16(5); |
||
452 | const vector signed short v_32 = vec_sl(v_1, |
||
453 | (vector unsigned short)v_5); |
||
454 | /* middle energy */ |
||
455 | const vector signed short l3minusl6 = vec_sub(vb3, vb6); |
||
456 | const vector signed short l5minusl4 = vec_sub(vb5, vb4); |
||
457 | const vector signed short twotimes_l3minusl6 = vec_mladd(v_2, l3minusl6, (vector signed short)zero); |
||
458 | const vector signed short mE = vec_mladd(v_5, l5minusl4, twotimes_l3minusl6); |
||
459 | const vector signed short absmE = vec_abs(mE); |
||
460 | /* left & right energy */ |
||
461 | const vector signed short l1minusl4 = vec_sub(vb1, vb4); |
||
462 | const vector signed short l3minusl2 = vec_sub(vb3, vb2); |
||
463 | const vector signed short l5minusl8 = vec_sub(vb5, vb8); |
||
464 | const vector signed short l7minusl6 = vec_sub(vb7, vb6); |
||
465 | const vector signed short twotimes_l1minusl4 = vec_mladd(v_2, l1minusl4, (vector signed short)zero); |
||
466 | const vector signed short twotimes_l5minusl8 = vec_mladd(v_2, l5minusl8, (vector signed short)zero); |
||
467 | const vector signed short lE = vec_mladd(v_5, l3minusl2, twotimes_l1minusl4); |
||
468 | const vector signed short rE = vec_mladd(v_5, l7minusl6, twotimes_l5minusl8); |
||
469 | /* d */ |
||
470 | const vector signed short ddiff = vec_sub(absmE, |
||
471 | vec_min(vec_abs(lE), |
||
472 | vec_abs(rE))); |
||
473 | const vector signed short ddiffclamp = vec_max(ddiff, (vector signed short)zero); |
||
474 | const vector signed short dtimes64 = vec_mladd(v_5, ddiffclamp, v_32); |
||
475 | const vector signed short d = vec_sra(dtimes64, vec_splat_u16(6)); |
||
476 | const vector signed short minusd = vec_sub((vector signed short)zero, d); |
||
477 | const vector signed short finald = vec_sel(minusd, |
||
478 | d, |
||
479 | vec_cmpgt(vec_sub((vector signed short)zero, mE), |
||
480 | (vector signed short)zero)); |
||
481 | /* q */ |
||
482 | const vector signed short qtimes2 = vec_sub(vb4, vb5); |
||
483 | /* for a shift right to behave like /2, we need to add one |
||
484 | to all negative integer */ |
||
485 | const vector signed short rounddown = vec_sel((vector signed short)zero, |
||
486 | v_1, |
||
487 | vec_cmplt(qtimes2, (vector signed short)zero)); |
||
488 | const vector signed short q = vec_sra(vec_add(qtimes2, rounddown), vec_splat_u16(1)); |
||
489 | /* clamp */ |
||
490 | const vector signed short dclamp_P1 = vec_max((vector signed short)zero, finald); |
||
491 | const vector signed short dclamp_P = vec_min(dclamp_P1, q); |
||
492 | const vector signed short dclamp_N1 = vec_min((vector signed short)zero, finald); |
||
493 | const vector signed short dclamp_N = vec_max(dclamp_N1, q); |
||
494 | |||
495 | const vector signed short dclampedfinal = vec_sel(dclamp_N, |
||
496 | dclamp_P, |
||
497 | vec_cmpgt(q, (vector signed short)zero)); |
||
498 | const vector signed short dornotd = vec_sel((vector signed short)zero, |
||
499 | dclampedfinal, |
||
500 | vec_cmplt(absmE, vqp)); |
||
501 | /* add/subtract to l4 and l5 */ |
||
502 | const vector signed short vb4minusd = vec_sub(vb4, dornotd); |
||
503 | const vector signed short vb5plusd = vec_add(vb5, dornotd); |
||
504 | /* finally, stores */ |
||
505 | const vector unsigned char st4 = vec_packsu(vb4minusd, (vector signed short)zero); |
||
506 | const vector unsigned char st5 = vec_packsu(vb5plusd, (vector signed short)zero); |
||
507 | |||
508 | const vector signed char neg1 = vec_splat_s8(-1); |
||
509 | const vector unsigned char permHH = (const vector unsigned char){0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
||
510 | 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F}; |
||
511 | |||
512 | #define STORE(i) \ |
||
513 | { const vector unsigned char perms##i = \ |
||
514 | vec_lvsr(i * stride, src2); \ |
||
515 | const vector unsigned char vg##i = \ |
||
516 | vec_perm(st##i, vbT##i, permHH); \ |
||
517 | const vector unsigned char mask##i = \ |
||
518 | vec_perm((vector unsigned char)zero, (vector unsigned char)neg1, perms##i); \ |
||
519 | const vector unsigned char vg2##i = \ |
||
520 | vec_perm(vg##i, vg##i, perms##i); \ |
||
521 | const vector unsigned char svA##i = \ |
||
522 | vec_sel(vbA##i, vg2##i, mask##i); \ |
||
523 | const vector unsigned char svB##i = \ |
||
524 | vec_sel(vg2##i, vbB##i, mask##i); \ |
||
525 | vec_st(svA##i, i * stride, src2); \ |
||
526 | vec_st(svB##i, i * stride + 16, src2);} |
||
527 | |||
528 | STORE(4) |
||
529 | STORE(5) |
||
530 | } |
||
531 | |||
532 | static inline void dering_altivec(uint8_t src[], int stride, PPContext *c) { |
||
533 | const vector signed int vsint32_8 = vec_splat_s32(8); |
||
534 | const vector unsigned int vuint32_4 = vec_splat_u32(4); |
||
535 | const vector signed char neg1 = vec_splat_s8(-1); |
||
536 | |||
537 | const vector unsigned char permA1 = (vector unsigned char) |
||
538 | {0x00, 0x01, 0x02, 0x10, 0x11, 0x12, 0x1F, 0x1F, |
||
539 | 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F}; |
||
540 | const vector unsigned char permA2 = (vector unsigned char) |
||
541 | {0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x10, 0x11, |
||
542 | 0x12, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F}; |
||
543 | const vector unsigned char permA1inc = (vector unsigned char) |
||
544 | {0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, |
||
545 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; |
||
546 | const vector unsigned char permA2inc = (vector unsigned char) |
||
547 | {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, |
||
548 | 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; |
||
549 | const vector unsigned char magic = (vector unsigned char) |
||
550 | {0x01, 0x02, 0x01, 0x02, 0x04, 0x02, 0x01, 0x02, |
||
551 | 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; |
||
552 | const vector unsigned char extractPerm = (vector unsigned char) |
||
553 | {0x10, 0x10, 0x10, 0x01, 0x10, 0x10, 0x10, 0x01, |
||
554 | 0x10, 0x10, 0x10, 0x01, 0x10, 0x10, 0x10, 0x01}; |
||
555 | const vector unsigned char extractPermInc = (vector unsigned char) |
||
556 | {0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, |
||
557 | 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01}; |
||
558 | const vector unsigned char identity = vec_lvsl(0,(unsigned char *)0); |
||
559 | const vector unsigned char tenRight = (vector unsigned char) |
||
560 | {0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
||
561 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; |
||
562 | const vector unsigned char eightLeft = (vector unsigned char) |
||
563 | {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
||
564 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08}; |
||
565 | |||
566 | /* |
||
567 | this code makes no assumption on src or stride. |
||
568 | One could remove the recomputation of the perm |
||
569 | vector by assuming (stride % 16) == 0, unfortunately |
||
570 | this is not always true. Quite a lot of load/stores |
||
571 | can be removed by assuming proper alignment of |
||
572 | src & stride :-( |
||
573 | */ |
||
574 | uint8_t *srcCopy = src; |
||
575 | DECLARE_ALIGNED(16, uint8_t, dt)[16] = { deringThreshold }; |
||
576 | const vector signed int zero = vec_splat_s32(0); |
||
577 | vector unsigned char v_dt = vec_splat(vec_ld(0, dt), 0); |
||
578 | |||
579 | #define LOAD_LINE(i) \ |
||
580 | const vector unsigned char perm##i = \ |
||
581 | vec_lvsl(i * stride, srcCopy); \ |
||
582 | vector unsigned char sA##i = vec_ld(i * stride, srcCopy); \ |
||
583 | vector unsigned char sB##i = vec_ld(i * stride + 16, srcCopy); \ |
||
584 | vector unsigned char src##i = vec_perm(sA##i, sB##i, perm##i) |
||
585 | |||
586 | LOAD_LINE(0); |
||
587 | LOAD_LINE(1); |
||
588 | LOAD_LINE(2); |
||
589 | LOAD_LINE(3); |
||
590 | LOAD_LINE(4); |
||
591 | LOAD_LINE(5); |
||
592 | LOAD_LINE(6); |
||
593 | LOAD_LINE(7); |
||
594 | LOAD_LINE(8); |
||
595 | LOAD_LINE(9); |
||
596 | #undef LOAD_LINE |
||
597 | |||
598 | vector unsigned char v_avg; |
||
599 | DECLARE_ALIGNED(16, signed int, S)[8]; |
||
600 | DECLARE_ALIGNED(16, int, tQP2)[4] = { c->QP/2 + 1 }; |
||
601 | vector signed int vQP2 = vec_ld(0, tQP2); |
||
602 | vQP2 = vec_splat(vQP2, 0); |
||
603 | |||
604 | { |
||
605 | const vector unsigned char trunc_perm = (vector unsigned char) |
||
606 | {0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, |
||
607 | 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18}; |
||
608 | const vector unsigned char trunc_src12 = vec_perm(src1, src2, trunc_perm); |
||
609 | const vector unsigned char trunc_src34 = vec_perm(src3, src4, trunc_perm); |
||
610 | const vector unsigned char trunc_src56 = vec_perm(src5, src6, trunc_perm); |
||
611 | const vector unsigned char trunc_src78 = vec_perm(src7, src8, trunc_perm); |
||
612 | |||
613 | #define EXTRACT(op) do { \ |
||
614 | const vector unsigned char s_1 = vec_##op(trunc_src12, trunc_src34); \ |
||
615 | const vector unsigned char s_2 = vec_##op(trunc_src56, trunc_src78); \ |
||
616 | const vector unsigned char s_6 = vec_##op(s_1, s_2); \ |
||
617 | const vector unsigned char s_8h = vec_mergeh(s_6, s_6); \ |
||
618 | const vector unsigned char s_8l = vec_mergel(s_6, s_6); \ |
||
619 | const vector unsigned char s_9 = vec_##op(s_8h, s_8l); \ |
||
620 | const vector unsigned char s_9h = vec_mergeh(s_9, s_9); \ |
||
621 | const vector unsigned char s_9l = vec_mergel(s_9, s_9); \ |
||
622 | const vector unsigned char s_10 = vec_##op(s_9h, s_9l); \ |
||
623 | const vector unsigned char s_10h = vec_mergeh(s_10, s_10); \ |
||
624 | const vector unsigned char s_10l = vec_mergel(s_10, s_10); \ |
||
625 | const vector unsigned char s_11 = vec_##op(s_10h, s_10l); \ |
||
626 | const vector unsigned char s_11h = vec_mergeh(s_11, s_11); \ |
||
627 | const vector unsigned char s_11l = vec_mergel(s_11, s_11); \ |
||
628 | v_##op = vec_##op(s_11h, s_11l); \ |
||
629 | } while (0) |
||
630 | |||
631 | vector unsigned char v_min; |
||
632 | vector unsigned char v_max; |
||
633 | EXTRACT(min); |
||
634 | EXTRACT(max); |
||
635 | #undef EXTRACT |
||
636 | |||
637 | if (vec_all_lt(vec_sub(v_max, v_min), v_dt)) |
||
638 | return; |
||
639 | |||
640 | v_avg = vec_avg(v_min, v_max); |
||
641 | } |
||
642 | |||
643 | { |
||
644 | const vector unsigned short mask1 = (vector unsigned short) |
||
645 | {0x0001, 0x0002, 0x0004, 0x0008, |
||
646 | 0x0010, 0x0020, 0x0040, 0x0080}; |
||
647 | const vector unsigned short mask2 = (vector unsigned short) |
||
648 | {0x0100, 0x0200, 0x0000, 0x0000, |
||
649 | 0x0000, 0x0000, 0x0000, 0x0000}; |
||
650 | |||
651 | const vector unsigned int vuint32_16 = vec_sl(vec_splat_u32(1), vec_splat_u32(4)); |
||
652 | const vector unsigned int vuint32_1 = vec_splat_u32(1); |
||
653 | |||
654 | vector signed int sumA2; |
||
655 | vector signed int sumB2; |
||
656 | vector signed int sum0, sum1, sum2, sum3, sum4; |
||
657 | vector signed int sum5, sum6, sum7, sum8, sum9; |
||
658 | |||
659 | #define COMPARE(i) \ |
||
660 | do { \ |
||
661 | const vector unsigned char cmp = \ |
||
662 | (vector unsigned char)vec_cmpgt(src##i, v_avg); \ |
||
663 | const vector unsigned short cmpHi = \ |
||
664 | (vector unsigned short)vec_mergeh(cmp, cmp); \ |
||
665 | const vector unsigned short cmpLi = \ |
||
666 | (vector unsigned short)vec_mergel(cmp, cmp); \ |
||
667 | const vector signed short cmpHf = \ |
||
668 | (vector signed short)vec_and(cmpHi, mask1); \ |
||
669 | const vector signed short cmpLf = \ |
||
670 | (vector signed short)vec_and(cmpLi, mask2); \ |
||
671 | const vector signed int sump = vec_sum4s(cmpHf, zero); \ |
||
672 | const vector signed int sumq = vec_sum4s(cmpLf, sump); \ |
||
673 | sum##i = vec_sums(sumq, zero); \ |
||
674 | } while (0) |
||
675 | |||
676 | COMPARE(0); |
||
677 | COMPARE(1); |
||
678 | COMPARE(2); |
||
679 | COMPARE(3); |
||
680 | COMPARE(4); |
||
681 | COMPARE(5); |
||
682 | COMPARE(6); |
||
683 | COMPARE(7); |
||
684 | COMPARE(8); |
||
685 | COMPARE(9); |
||
686 | #undef COMPARE |
||
687 | |||
688 | { |
||
689 | const vector signed int sump02 = vec_mergel(sum0, sum2); |
||
690 | const vector signed int sump13 = vec_mergel(sum1, sum3); |
||
691 | const vector signed int sumA = vec_mergel(sump02, sump13); |
||
692 | |||
693 | const vector signed int sump46 = vec_mergel(sum4, sum6); |
||
694 | const vector signed int sump57 = vec_mergel(sum5, sum7); |
||
695 | const vector signed int sumB = vec_mergel(sump46, sump57); |
||
696 | |||
697 | const vector signed int sump8A = vec_mergel(sum8, zero); |
||
698 | const vector signed int sump9B = vec_mergel(sum9, zero); |
||
699 | const vector signed int sumC = vec_mergel(sump8A, sump9B); |
||
700 | |||
701 | const vector signed int tA = vec_sl(vec_nor(zero, sumA), vuint32_16); |
||
702 | const vector signed int tB = vec_sl(vec_nor(zero, sumB), vuint32_16); |
||
703 | const vector signed int tC = vec_sl(vec_nor(zero, sumC), vuint32_16); |
||
704 | const vector signed int t2A = vec_or(sumA, tA); |
||
705 | const vector signed int t2B = vec_or(sumB, tB); |
||
706 | const vector signed int t2C = vec_or(sumC, tC); |
||
707 | const vector signed int t3A = vec_and(vec_sra(t2A, vuint32_1), |
||
708 | vec_sl(t2A, vuint32_1)); |
||
709 | const vector signed int t3B = vec_and(vec_sra(t2B, vuint32_1), |
||
710 | vec_sl(t2B, vuint32_1)); |
||
711 | const vector signed int t3C = vec_and(vec_sra(t2C, vuint32_1), |
||
712 | vec_sl(t2C, vuint32_1)); |
||
713 | const vector signed int yA = vec_and(t2A, t3A); |
||
714 | const vector signed int yB = vec_and(t2B, t3B); |
||
715 | const vector signed int yC = vec_and(t2C, t3C); |
||
716 | |||
717 | const vector unsigned char strangeperm1 = vec_lvsl(4, (unsigned char*)0); |
||
718 | const vector unsigned char strangeperm2 = vec_lvsl(8, (unsigned char*)0); |
||
719 | const vector signed int sumAd4 = vec_perm(yA, yB, strangeperm1); |
||
720 | const vector signed int sumAd8 = vec_perm(yA, yB, strangeperm2); |
||
721 | const vector signed int sumBd4 = vec_perm(yB, yC, strangeperm1); |
||
722 | const vector signed int sumBd8 = vec_perm(yB, yC, strangeperm2); |
||
723 | const vector signed int sumAp = vec_and(yA, |
||
724 | vec_and(sumAd4,sumAd8)); |
||
725 | const vector signed int sumBp = vec_and(yB, |
||
726 | vec_and(sumBd4,sumBd8)); |
||
727 | sumA2 = vec_or(sumAp, |
||
728 | vec_sra(sumAp, |
||
729 | vuint32_16)); |
||
730 | sumB2 = vec_or(sumBp, |
||
731 | vec_sra(sumBp, |
||
732 | vuint32_16)); |
||
733 | } |
||
734 | vec_st(sumA2, 0, S); |
||
735 | vec_st(sumB2, 16, S); |
||
736 | } |
||
737 | |||
738 | /* I'm not sure the following is actually faster |
||
739 | than straight, unvectorized C code :-( */ |
||
740 | |||
741 | #define F_INIT() \ |
||
742 | vector unsigned char tenRightM = tenRight; \ |
||
743 | vector unsigned char permA1M = permA1; \ |
||
744 | vector unsigned char permA2M = permA2; \ |
||
745 | vector unsigned char extractPermM = extractPerm |
||
746 | |||
747 | #define F2(i, j, k, l) \ |
||
748 | if (S[i] & (1 << (l+1))) { \ |
||
749 | const vector unsigned char a_A = vec_perm(src##i, src##j, permA1M); \ |
||
750 | const vector unsigned char a_B = vec_perm(a_A, src##k, permA2M); \ |
||
751 | const vector signed int a_sump = \ |
||
752 | (vector signed int)vec_msum(a_B, magic, (vector unsigned int)zero);\ |
||
753 | vector signed int F = vec_sr(vec_sums(a_sump, vsint32_8), vuint32_4); \ |
||
754 | const vector signed int p = \ |
||
755 | (vector signed int)vec_perm(src##j, (vector unsigned char)zero, \ |
||
756 | extractPermM); \ |
||
757 | const vector signed int sum = vec_add(p, vQP2); \ |
||
758 | const vector signed int diff = vec_sub(p, vQP2); \ |
||
759 | vector signed int newpm; \ |
||
760 | vector unsigned char newpm2, mask; \ |
||
761 | F = vec_splat(F, 3); \ |
||
762 | if (vec_all_lt(sum, F)) \ |
||
763 | newpm = sum; \ |
||
764 | else if (vec_all_gt(diff, F)) \ |
||
765 | newpm = diff; \ |
||
766 | else newpm = F; \ |
||
767 | newpm2 = vec_splat((vector unsigned char)newpm, 15); \ |
||
768 | mask = vec_add(identity, tenRightM); \ |
||
769 | src##j = vec_perm(src##j, newpm2, mask); \ |
||
770 | } \ |
||
771 | permA1M = vec_add(permA1M, permA1inc); \ |
||
772 | permA2M = vec_add(permA2M, permA2inc); \ |
||
773 | tenRightM = vec_sro(tenRightM, eightLeft); \ |
||
774 | extractPermM = vec_add(extractPermM, extractPermInc) |
||
775 | |||
776 | #define ITER(i, j, k) do { \ |
||
777 | F_INIT(); \ |
||
778 | F2(i, j, k, 0); \ |
||
779 | F2(i, j, k, 1); \ |
||
780 | F2(i, j, k, 2); \ |
||
781 | F2(i, j, k, 3); \ |
||
782 | F2(i, j, k, 4); \ |
||
783 | F2(i, j, k, 5); \ |
||
784 | F2(i, j, k, 6); \ |
||
785 | F2(i, j, k, 7); \ |
||
786 | } while (0) |
||
787 | |||
788 | ITER(0, 1, 2); |
||
789 | ITER(1, 2, 3); |
||
790 | ITER(2, 3, 4); |
||
791 | ITER(3, 4, 5); |
||
792 | ITER(4, 5, 6); |
||
793 | ITER(5, 6, 7); |
||
794 | ITER(6, 7, 8); |
||
795 | ITER(7, 8, 9); |
||
796 | |||
797 | #define STORE_LINE(i) do { \ |
||
798 | const vector unsigned char permST = \ |
||
799 | vec_lvsr(i * stride, srcCopy); \ |
||
800 | const vector unsigned char maskST = \ |
||
801 | vec_perm((vector unsigned char)zero, \ |
||
802 | (vector unsigned char)neg1, permST); \ |
||
803 | src##i = vec_perm(src##i ,src##i, permST); \ |
||
804 | sA##i= vec_sel(sA##i, src##i, maskST); \ |
||
805 | sB##i= vec_sel(src##i, sB##i, maskST); \ |
||
806 | vec_st(sA##i, i * stride, srcCopy); \ |
||
807 | vec_st(sB##i, i * stride + 16, srcCopy); \ |
||
808 | } while (0) |
||
809 | |||
810 | STORE_LINE(1); |
||
811 | STORE_LINE(2); |
||
812 | STORE_LINE(3); |
||
813 | STORE_LINE(4); |
||
814 | STORE_LINE(5); |
||
815 | STORE_LINE(6); |
||
816 | STORE_LINE(7); |
||
817 | STORE_LINE(8); |
||
818 | |||
819 | #undef STORE_LINE |
||
820 | #undef ITER |
||
821 | #undef F2 |
||
822 | } |
||
823 | |||
824 | #define doHorizLowPass_altivec(a...) doHorizLowPass_C(a) |
||
825 | #define doHorizDefFilter_altivec(a...) doHorizDefFilter_C(a) |
||
826 | #define do_a_deblock_altivec(a...) do_a_deblock_C(a) |
||
827 | |||
828 | static inline void tempNoiseReducer_altivec(uint8_t *src, int stride, |
||
829 | uint8_t *tempBlurred, uint32_t *tempBlurredPast, int *maxNoise) |
||
830 | { |
||
831 | const vector signed char neg1 = vec_splat_s8(-1); |
||
832 | const vector unsigned char permHH = (const vector unsigned char){0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
||
833 | 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F}; |
||
834 | |||
835 | const vector signed int zero = vec_splat_s32(0); |
||
836 | const vector signed short vsint16_1 = vec_splat_s16(1); |
||
837 | vector signed int v_dp = zero; |
||
838 | vector signed int v_sysdp = zero; |
||
839 | int d, sysd, i; |
||
840 | |||
841 | #define LOAD_LINE(src, i) \ |
||
842 | register int j##src##i = i * stride; \ |
||
843 | vector unsigned char perm##src##i = vec_lvsl(j##src##i, src); \ |
||
844 | const vector unsigned char v_##src##A1##i = vec_ld(j##src##i, src); \ |
||
845 | const vector unsigned char v_##src##A2##i = vec_ld(j##src##i + 16, src); \ |
||
846 | const vector unsigned char v_##src##A##i = \ |
||
847 | vec_perm(v_##src##A1##i, v_##src##A2##i, perm##src##i); \ |
||
848 | vector signed short v_##src##Ass##i = \ |
||
849 | (vector signed short)vec_mergeh((vector signed char)zero, \ |
||
850 | (vector signed char)v_##src##A##i) |
||
851 | |||
852 | LOAD_LINE(src, 0); |
||
853 | LOAD_LINE(src, 1); |
||
854 | LOAD_LINE(src, 2); |
||
855 | LOAD_LINE(src, 3); |
||
856 | LOAD_LINE(src, 4); |
||
857 | LOAD_LINE(src, 5); |
||
858 | LOAD_LINE(src, 6); |
||
859 | LOAD_LINE(src, 7); |
||
860 | |||
861 | LOAD_LINE(tempBlurred, 0); |
||
862 | LOAD_LINE(tempBlurred, 1); |
||
863 | LOAD_LINE(tempBlurred, 2); |
||
864 | LOAD_LINE(tempBlurred, 3); |
||
865 | LOAD_LINE(tempBlurred, 4); |
||
866 | LOAD_LINE(tempBlurred, 5); |
||
867 | LOAD_LINE(tempBlurred, 6); |
||
868 | LOAD_LINE(tempBlurred, 7); |
||
869 | #undef LOAD_LINE |
||
870 | |||
871 | #define ACCUMULATE_DIFFS(i) do { \ |
||
872 | vector signed short v_d = vec_sub(v_tempBlurredAss##i, \ |
||
873 | v_srcAss##i); \ |
||
874 | v_dp = vec_msums(v_d, v_d, v_dp); \ |
||
875 | v_sysdp = vec_msums(v_d, vsint16_1, v_sysdp); \ |
||
876 | } while (0) |
||
877 | |||
878 | ACCUMULATE_DIFFS(0); |
||
879 | ACCUMULATE_DIFFS(1); |
||
880 | ACCUMULATE_DIFFS(2); |
||
881 | ACCUMULATE_DIFFS(3); |
||
882 | ACCUMULATE_DIFFS(4); |
||
883 | ACCUMULATE_DIFFS(5); |
||
884 | ACCUMULATE_DIFFS(6); |
||
885 | ACCUMULATE_DIFFS(7); |
||
886 | #undef ACCUMULATE_DIFFS |
||
887 | |||
888 | tempBlurredPast[127]= maxNoise[0]; |
||
889 | tempBlurredPast[128]= maxNoise[1]; |
||
890 | tempBlurredPast[129]= maxNoise[2]; |
||
891 | |||
892 | v_dp = vec_sums(v_dp, zero); |
||
893 | v_sysdp = vec_sums(v_sysdp, zero); |
||
894 | |||
895 | v_dp = vec_splat(v_dp, 3); |
||
896 | v_sysdp = vec_splat(v_sysdp, 3); |
||
897 | |||
898 | vec_ste(v_dp, 0, &d); |
||
899 | vec_ste(v_sysdp, 0, &sysd); |
||
900 | |||
901 | i = d; |
||
902 | d = (4*d |
||
903 | +(*(tempBlurredPast-256)) |
||
904 | +(*(tempBlurredPast-1))+ (*(tempBlurredPast+1)) |
||
905 | +(*(tempBlurredPast+256)) |
||
906 | +4)>>3; |
||
907 | |||
908 | *tempBlurredPast=i; |
||
909 | |||
910 | if (d > maxNoise[1]) { |
||
911 | if (d < maxNoise[2]) { |
||
912 | #define OP(i) v_tempBlurredAss##i = vec_avg(v_tempBlurredAss##i, v_srcAss##i); |
||
913 | |||
914 | OP(0); |
||
915 | OP(1); |
||
916 | OP(2); |
||
917 | OP(3); |
||
918 | OP(4); |
||
919 | OP(5); |
||
920 | OP(6); |
||
921 | OP(7); |
||
922 | #undef OP |
||
923 | } else { |
||
924 | #define OP(i) v_tempBlurredAss##i = v_srcAss##i; |
||
925 | |||
926 | OP(0); |
||
927 | OP(1); |
||
928 | OP(2); |
||
929 | OP(3); |
||
930 | OP(4); |
||
931 | OP(5); |
||
932 | OP(6); |
||
933 | OP(7); |
||
934 | #undef OP |
||
935 | } |
||
936 | } else { |
||
937 | if (d < maxNoise[0]) { |
||
938 | const vector signed short vsint16_7 = vec_splat_s16(7); |
||
939 | const vector signed short vsint16_4 = vec_splat_s16(4); |
||
940 | const vector unsigned short vuint16_3 = vec_splat_u16(3); |
||
941 | |||
942 | #define OP(i) do { \ |
||
943 | const vector signed short v_temp = \ |
||
944 | vec_mladd(v_tempBlurredAss##i, vsint16_7, v_srcAss##i); \ |
||
945 | const vector signed short v_temp2 = vec_add(v_temp, vsint16_4); \ |
||
946 | v_tempBlurredAss##i = vec_sr(v_temp2, vuint16_3); \ |
||
947 | } while (0) |
||
948 | |||
949 | OP(0); |
||
950 | OP(1); |
||
951 | OP(2); |
||
952 | OP(3); |
||
953 | OP(4); |
||
954 | OP(5); |
||
955 | OP(6); |
||
956 | OP(7); |
||
957 | #undef OP |
||
958 | } else { |
||
959 | const vector signed short vsint16_3 = vec_splat_s16(3); |
||
960 | const vector signed short vsint16_2 = vec_splat_s16(2); |
||
961 | |||
962 | #define OP(i) do { \ |
||
963 | const vector signed short v_temp = \ |
||
964 | vec_mladd(v_tempBlurredAss##i, vsint16_3, v_srcAss##i); \ |
||
965 | const vector signed short v_temp2 = vec_add(v_temp, vsint16_2); \ |
||
966 | v_tempBlurredAss##i = \ |
||
967 | vec_sr(v_temp2, (vector unsigned short)vsint16_2); \ |
||
968 | } while (0) |
||
969 | |||
970 | OP(0); |
||
971 | OP(1); |
||
972 | OP(2); |
||
973 | OP(3); |
||
974 | OP(4); |
||
975 | OP(5); |
||
976 | OP(6); |
||
977 | OP(7); |
||
978 | #undef OP |
||
979 | } |
||
980 | } |
||
981 | |||
982 | #define PACK_AND_STORE(src, i) do { \ |
||
983 | const vector unsigned char perms = vec_lvsr(i * stride, src); \ |
||
984 | const vector unsigned char vf = \ |
||
985 | vec_packsu(v_tempBlurredAss##1, (vector signed short)zero); \ |
||
986 | const vector unsigned char vg = vec_perm(vf, v_##src##A##i, permHH); \ |
||
987 | const vector unsigned char mask = \ |
||
988 | vec_perm((vector unsigned char)zero, (vector unsigned char)neg1, perms); \ |
||
989 | const vector unsigned char vg2 = vec_perm(vg, vg, perms); \ |
||
990 | const vector unsigned char svA = vec_sel(v_##src##A1##i, vg2, mask); \ |
||
991 | const vector unsigned char svB = vec_sel(vg2, v_##src##A2##i, mask); \ |
||
992 | vec_st(svA, i * stride, src); \ |
||
993 | vec_st(svB, i * stride + 16, src); \ |
||
994 | } while (0) |
||
995 | |||
996 | PACK_AND_STORE(src, 0); |
||
997 | PACK_AND_STORE(src, 1); |
||
998 | PACK_AND_STORE(src, 2); |
||
999 | PACK_AND_STORE(src, 3); |
||
1000 | PACK_AND_STORE(src, 4); |
||
1001 | PACK_AND_STORE(src, 5); |
||
1002 | PACK_AND_STORE(src, 6); |
||
1003 | PACK_AND_STORE(src, 7); |
||
1004 | PACK_AND_STORE(tempBlurred, 0); |
||
1005 | PACK_AND_STORE(tempBlurred, 1); |
||
1006 | PACK_AND_STORE(tempBlurred, 2); |
||
1007 | PACK_AND_STORE(tempBlurred, 3); |
||
1008 | PACK_AND_STORE(tempBlurred, 4); |
||
1009 | PACK_AND_STORE(tempBlurred, 5); |
||
1010 | PACK_AND_STORE(tempBlurred, 6); |
||
1011 | PACK_AND_STORE(tempBlurred, 7); |
||
1012 | #undef PACK_AND_STORE |
||
1013 | } |
||
1014 | |||
1015 | static inline void transpose_16x8_char_toPackedAlign_altivec(unsigned char* dst, unsigned char* src, int stride) { |
||
1016 | const vector unsigned char zero = vec_splat_u8(0); |
||
1017 | |||
1018 | #define LOAD_DOUBLE_LINE(i, j) \ |
||
1019 | vector unsigned char perm1##i = vec_lvsl(i * stride, src); \ |
||
1020 | vector unsigned char perm2##i = vec_lvsl(j * stride, src); \ |
||
1021 | vector unsigned char srcA##i = vec_ld(i * stride, src); \ |
||
1022 | vector unsigned char srcB##i = vec_ld(i * stride + 16, src); \ |
||
1023 | vector unsigned char srcC##i = vec_ld(j * stride, src); \ |
||
1024 | vector unsigned char srcD##i = vec_ld(j * stride+ 16, src); \ |
||
1025 | vector unsigned char src##i = vec_perm(srcA##i, srcB##i, perm1##i); \ |
||
1026 | vector unsigned char src##j = vec_perm(srcC##i, srcD##i, perm2##i) |
||
1027 | |||
1028 | LOAD_DOUBLE_LINE(0, 1); |
||
1029 | LOAD_DOUBLE_LINE(2, 3); |
||
1030 | LOAD_DOUBLE_LINE(4, 5); |
||
1031 | LOAD_DOUBLE_LINE(6, 7); |
||
1032 | #undef LOAD_DOUBLE_LINE |
||
1033 | |||
1034 | vector unsigned char tempA = vec_mergeh(src0, zero); |
||
1035 | vector unsigned char tempB = vec_mergel(src0, zero); |
||
1036 | vector unsigned char tempC = vec_mergeh(src1, zero); |
||
1037 | vector unsigned char tempD = vec_mergel(src1, zero); |
||
1038 | vector unsigned char tempE = vec_mergeh(src2, zero); |
||
1039 | vector unsigned char tempF = vec_mergel(src2, zero); |
||
1040 | vector unsigned char tempG = vec_mergeh(src3, zero); |
||
1041 | vector unsigned char tempH = vec_mergel(src3, zero); |
||
1042 | vector unsigned char tempI = vec_mergeh(src4, zero); |
||
1043 | vector unsigned char tempJ = vec_mergel(src4, zero); |
||
1044 | vector unsigned char tempK = vec_mergeh(src5, zero); |
||
1045 | vector unsigned char tempL = vec_mergel(src5, zero); |
||
1046 | vector unsigned char tempM = vec_mergeh(src6, zero); |
||
1047 | vector unsigned char tempN = vec_mergel(src6, zero); |
||
1048 | vector unsigned char tempO = vec_mergeh(src7, zero); |
||
1049 | vector unsigned char tempP = vec_mergel(src7, zero); |
||
1050 | |||
1051 | vector unsigned char temp0 = vec_mergeh(tempA, tempI); |
||
1052 | vector unsigned char temp1 = vec_mergel(tempA, tempI); |
||
1053 | vector unsigned char temp2 = vec_mergeh(tempB, tempJ); |
||
1054 | vector unsigned char temp3 = vec_mergel(tempB, tempJ); |
||
1055 | vector unsigned char temp4 = vec_mergeh(tempC, tempK); |
||
1056 | vector unsigned char temp5 = vec_mergel(tempC, tempK); |
||
1057 | vector unsigned char temp6 = vec_mergeh(tempD, tempL); |
||
1058 | vector unsigned char temp7 = vec_mergel(tempD, tempL); |
||
1059 | vector unsigned char temp8 = vec_mergeh(tempE, tempM); |
||
1060 | vector unsigned char temp9 = vec_mergel(tempE, tempM); |
||
1061 | vector unsigned char temp10 = vec_mergeh(tempF, tempN); |
||
1062 | vector unsigned char temp11 = vec_mergel(tempF, tempN); |
||
1063 | vector unsigned char temp12 = vec_mergeh(tempG, tempO); |
||
1064 | vector unsigned char temp13 = vec_mergel(tempG, tempO); |
||
1065 | vector unsigned char temp14 = vec_mergeh(tempH, tempP); |
||
1066 | vector unsigned char temp15 = vec_mergel(tempH, tempP); |
||
1067 | |||
1068 | tempA = vec_mergeh(temp0, temp8); |
||
1069 | tempB = vec_mergel(temp0, temp8); |
||
1070 | tempC = vec_mergeh(temp1, temp9); |
||
1071 | tempD = vec_mergel(temp1, temp9); |
||
1072 | tempE = vec_mergeh(temp2, temp10); |
||
1073 | tempF = vec_mergel(temp2, temp10); |
||
1074 | tempG = vec_mergeh(temp3, temp11); |
||
1075 | tempH = vec_mergel(temp3, temp11); |
||
1076 | tempI = vec_mergeh(temp4, temp12); |
||
1077 | tempJ = vec_mergel(temp4, temp12); |
||
1078 | tempK = vec_mergeh(temp5, temp13); |
||
1079 | tempL = vec_mergel(temp5, temp13); |
||
1080 | tempM = vec_mergeh(temp6, temp14); |
||
1081 | tempN = vec_mergel(temp6, temp14); |
||
1082 | tempO = vec_mergeh(temp7, temp15); |
||
1083 | tempP = vec_mergel(temp7, temp15); |
||
1084 | |||
1085 | temp0 = vec_mergeh(tempA, tempI); |
||
1086 | temp1 = vec_mergel(tempA, tempI); |
||
1087 | temp2 = vec_mergeh(tempB, tempJ); |
||
1088 | temp3 = vec_mergel(tempB, tempJ); |
||
1089 | temp4 = vec_mergeh(tempC, tempK); |
||
1090 | temp5 = vec_mergel(tempC, tempK); |
||
1091 | temp6 = vec_mergeh(tempD, tempL); |
||
1092 | temp7 = vec_mergel(tempD, tempL); |
||
1093 | temp8 = vec_mergeh(tempE, tempM); |
||
1094 | temp9 = vec_mergel(tempE, tempM); |
||
1095 | temp10 = vec_mergeh(tempF, tempN); |
||
1096 | temp11 = vec_mergel(tempF, tempN); |
||
1097 | temp12 = vec_mergeh(tempG, tempO); |
||
1098 | temp13 = vec_mergel(tempG, tempO); |
||
1099 | temp14 = vec_mergeh(tempH, tempP); |
||
1100 | temp15 = vec_mergel(tempH, tempP); |
||
1101 | |||
1102 | vec_st(temp0, 0, dst); |
||
1103 | vec_st(temp1, 16, dst); |
||
1104 | vec_st(temp2, 32, dst); |
||
1105 | vec_st(temp3, 48, dst); |
||
1106 | vec_st(temp4, 64, dst); |
||
1107 | vec_st(temp5, 80, dst); |
||
1108 | vec_st(temp6, 96, dst); |
||
1109 | vec_st(temp7, 112, dst); |
||
1110 | vec_st(temp8, 128, dst); |
||
1111 | vec_st(temp9, 144, dst); |
||
1112 | vec_st(temp10, 160, dst); |
||
1113 | vec_st(temp11, 176, dst); |
||
1114 | vec_st(temp12, 192, dst); |
||
1115 | vec_st(temp13, 208, dst); |
||
1116 | vec_st(temp14, 224, dst); |
||
1117 | vec_st(temp15, 240, dst); |
||
1118 | } |
||
1119 | |||
1120 | static inline void transpose_8x16_char_fromPackedAlign_altivec(unsigned char* dst, unsigned char* src, int stride) { |
||
1121 | const vector unsigned char zero = vec_splat_u8(0); |
||
1122 | const vector signed char neg1 = vec_splat_s8(-1); |
||
1123 | |||
1124 | #define LOAD_DOUBLE_LINE(i, j) \ |
||
1125 | vector unsigned char src##i = vec_ld(i * 16, src); \ |
||
1126 | vector unsigned char src##j = vec_ld(j * 16, src) |
||
1127 | |||
1128 | LOAD_DOUBLE_LINE(0, 1); |
||
1129 | LOAD_DOUBLE_LINE(2, 3); |
||
1130 | LOAD_DOUBLE_LINE(4, 5); |
||
1131 | LOAD_DOUBLE_LINE(6, 7); |
||
1132 | LOAD_DOUBLE_LINE(8, 9); |
||
1133 | LOAD_DOUBLE_LINE(10, 11); |
||
1134 | LOAD_DOUBLE_LINE(12, 13); |
||
1135 | LOAD_DOUBLE_LINE(14, 15); |
||
1136 | #undef LOAD_DOUBLE_LINE |
||
1137 | |||
1138 | vector unsigned char tempA = vec_mergeh(src0, src8); |
||
1139 | vector unsigned char tempB; |
||
1140 | vector unsigned char tempC = vec_mergeh(src1, src9); |
||
1141 | vector unsigned char tempD; |
||
1142 | vector unsigned char tempE = vec_mergeh(src2, src10); |
||
1143 | vector unsigned char tempG = vec_mergeh(src3, src11); |
||
1144 | vector unsigned char tempI = vec_mergeh(src4, src12); |
||
1145 | vector unsigned char tempJ; |
||
1146 | vector unsigned char tempK = vec_mergeh(src5, src13); |
||
1147 | vector unsigned char tempL; |
||
1148 | vector unsigned char tempM = vec_mergeh(src6, src14); |
||
1149 | vector unsigned char tempO = vec_mergeh(src7, src15); |
||
1150 | |||
1151 | vector unsigned char temp0 = vec_mergeh(tempA, tempI); |
||
1152 | vector unsigned char temp1 = vec_mergel(tempA, tempI); |
||
1153 | vector unsigned char temp2; |
||
1154 | vector unsigned char temp3; |
||
1155 | vector unsigned char temp4 = vec_mergeh(tempC, tempK); |
||
1156 | vector unsigned char temp5 = vec_mergel(tempC, tempK); |
||
1157 | vector unsigned char temp6; |
||
1158 | vector unsigned char temp7; |
||
1159 | vector unsigned char temp8 = vec_mergeh(tempE, tempM); |
||
1160 | vector unsigned char temp9 = vec_mergel(tempE, tempM); |
||
1161 | vector unsigned char temp12 = vec_mergeh(tempG, tempO); |
||
1162 | vector unsigned char temp13 = vec_mergel(tempG, tempO); |
||
1163 | |||
1164 | tempA = vec_mergeh(temp0, temp8); |
||
1165 | tempB = vec_mergel(temp0, temp8); |
||
1166 | tempC = vec_mergeh(temp1, temp9); |
||
1167 | tempD = vec_mergel(temp1, temp9); |
||
1168 | tempI = vec_mergeh(temp4, temp12); |
||
1169 | tempJ = vec_mergel(temp4, temp12); |
||
1170 | tempK = vec_mergeh(temp5, temp13); |
||
1171 | tempL = vec_mergel(temp5, temp13); |
||
1172 | |||
1173 | temp0 = vec_mergeh(tempA, tempI); |
||
1174 | temp1 = vec_mergel(tempA, tempI); |
||
1175 | temp2 = vec_mergeh(tempB, tempJ); |
||
1176 | temp3 = vec_mergel(tempB, tempJ); |
||
1177 | temp4 = vec_mergeh(tempC, tempK); |
||
1178 | temp5 = vec_mergel(tempC, tempK); |
||
1179 | temp6 = vec_mergeh(tempD, tempL); |
||
1180 | temp7 = vec_mergel(tempD, tempL); |
||
1181 | |||
1182 | |||
1183 | #define STORE_DOUBLE_LINE(i, j) do { \ |
||
1184 | vector unsigned char dstAi = vec_ld(i * stride, dst); \ |
||
1185 | vector unsigned char dstBi = vec_ld(i * stride + 16, dst); \ |
||
1186 | vector unsigned char dstAj = vec_ld(j * stride, dst); \ |
||
1187 | vector unsigned char dstBj = vec_ld(j * stride+ 16, dst); \ |
||
1188 | vector unsigned char aligni = vec_lvsr(i * stride, dst); \ |
||
1189 | vector unsigned char alignj = vec_lvsr(j * stride, dst); \ |
||
1190 | vector unsigned char maski = \ |
||
1191 | vec_perm(zero, (vector unsigned char)neg1, aligni); \ |
||
1192 | vector unsigned char maskj = \ |
||
1193 | vec_perm(zero, (vector unsigned char)neg1, alignj); \ |
||
1194 | vector unsigned char dstRi = vec_perm(temp##i, temp##i, aligni); \ |
||
1195 | vector unsigned char dstRj = vec_perm(temp##j, temp##j, alignj); \ |
||
1196 | vector unsigned char dstAFi = vec_sel(dstAi, dstRi, maski); \ |
||
1197 | vector unsigned char dstBFi = vec_sel(dstRi, dstBi, maski); \ |
||
1198 | vector unsigned char dstAFj = vec_sel(dstAj, dstRj, maskj); \ |
||
1199 | vector unsigned char dstBFj = vec_sel(dstRj, dstBj, maskj); \ |
||
1200 | vec_st(dstAFi, i * stride, dst); \ |
||
1201 | vec_st(dstBFi, i * stride + 16, dst); \ |
||
1202 | vec_st(dstAFj, j * stride, dst); \ |
||
1203 | vec_st(dstBFj, j * stride + 16, dst); \ |
||
1204 | } while (0) |
||
1205 | |||
1206 | STORE_DOUBLE_LINE(0,1); |
||
1207 | STORE_DOUBLE_LINE(2,3); |
||
1208 | STORE_DOUBLE_LINE(4,5); |
||
1209 | STORE_DOUBLE_LINE(6,7); |
||
1210 | }>>><> |