Libav 0.7.1
|
00001 /* 00002 * Copyright (C) 2003 James Klicman <james@klicman.org> 00003 * 00004 * This file is part of Libav. 00005 * 00006 * Libav is free software; you can redistribute it and/or 00007 * modify it under the terms of the GNU Lesser General Public 00008 * License as published by the Free Software Foundation; either 00009 * version 2.1 of the License, or (at your option) any later version. 00010 * 00011 * Libav is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00014 * Lesser General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU Lesser General Public 00017 * License along with Libav; if not, write to the Free Software 00018 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00019 */ 00020 00021 #include "config.h" 00022 #if HAVE_ALTIVEC_H 00023 #include <altivec.h> 00024 #endif 00025 #include "libavutil/common.h" 00026 #include "libavcodec/dsputil.h" 00027 #include "dsputil_altivec.h" 00028 00029 #define vs16(v) ((vector signed short)(v)) 00030 #define vs32(v) ((vector signed int)(v)) 00031 #define vu8(v) ((vector unsigned char)(v)) 00032 #define vu16(v) ((vector unsigned short)(v)) 00033 #define vu32(v) ((vector unsigned int)(v)) 00034 00035 00036 #define C1 0.98078525066375732421875000 /* cos(1*PI/16) */ 00037 #define C2 0.92387950420379638671875000 /* cos(2*PI/16) */ 00038 #define C3 0.83146959543228149414062500 /* cos(3*PI/16) */ 00039 #define C4 0.70710676908493041992187500 /* cos(4*PI/16) */ 00040 #define C5 0.55557024478912353515625000 /* cos(5*PI/16) */ 00041 #define C6 0.38268342614173889160156250 /* cos(6*PI/16) */ 00042 #define C7 0.19509032368659973144531250 /* cos(7*PI/16) */ 00043 #define SQRT_2 1.41421353816986083984375000 /* sqrt(2) */ 00044 00045 00046 #define W0 -(2 * C2) 00047 #define W1 (2 * C6) 00048 #define W2 (SQRT_2 * C6) 00049 #define W3 (SQRT_2 * C3) 00050 #define W4 (SQRT_2 * (-C1 + C3 + C5 - C7)) 00051 #define W5 (SQRT_2 * ( C1 + C3 - C5 + C7)) 00052 #define W6 (SQRT_2 * ( C1 + C3 + C5 - C7)) 00053 #define W7 (SQRT_2 * ( C1 + C3 - C5 - C7)) 00054 #define W8 (SQRT_2 * ( C7 - C3)) 00055 #define W9 (SQRT_2 * (-C1 - C3)) 00056 #define WA (SQRT_2 * (-C3 - C5)) 00057 #define WB (SQRT_2 * ( C5 - C3)) 00058 00059 00060 static vector float fdctconsts[3] = { 00061 { W0, W1, W2, W3 }, 00062 { W4, W5, W6, W7 }, 00063 { W8, W9, WA, WB } 00064 }; 00065 00066 #define LD_W0 vec_splat(cnsts0, 0) 00067 #define LD_W1 vec_splat(cnsts0, 1) 00068 #define LD_W2 vec_splat(cnsts0, 2) 00069 #define LD_W3 vec_splat(cnsts0, 3) 00070 #define LD_W4 vec_splat(cnsts1, 0) 00071 #define LD_W5 vec_splat(cnsts1, 1) 00072 #define LD_W6 vec_splat(cnsts1, 2) 00073 #define LD_W7 vec_splat(cnsts1, 3) 00074 #define LD_W8 vec_splat(cnsts2, 0) 00075 #define LD_W9 vec_splat(cnsts2, 1) 00076 #define LD_WA vec_splat(cnsts2, 2) 00077 #define LD_WB vec_splat(cnsts2, 3) 00078 00079 00080 #define FDCTROW(b0,b1,b2,b3,b4,b5,b6,b7) /* {{{ */ \ 00081 x0 = vec_add(b0, b7); /* x0 = b0 + b7; */ \ 00082 x7 = vec_sub(b0, b7); /* x7 = b0 - b7; */ \ 00083 x1 = vec_add(b1, b6); /* x1 = b1 + b6; */ \ 00084 x6 = vec_sub(b1, b6); /* x6 = b1 - b6; */ \ 00085 x2 = vec_add(b2, b5); /* x2 = b2 + b5; */ \ 00086 x5 = vec_sub(b2, b5); /* x5 = b2 - b5; */ \ 00087 x3 = vec_add(b3, b4); /* x3 = b3 + b4; */ \ 00088 x4 = vec_sub(b3, b4); /* x4 = b3 - b4; */ \ 00089 \ 00090 b7 = vec_add(x0, x3); /* b7 = x0 + x3; */ \ 00091 b1 = vec_add(x1, x2); /* b1 = x1 + x2; */ \ 00092 b0 = vec_add(b7, b1); /* b0 = b7 + b1; */ \ 00093 b4 = vec_sub(b7, b1); /* b4 = b7 - b1; */ \ 00094 \ 00095 b2 = vec_sub(x0, x3); /* b2 = x0 - x3; */ \ 00096 b6 = vec_sub(x1, x2); /* b6 = x1 - x2; */ \ 00097 b5 = vec_add(b6, b2); /* b5 = b6 + b2; */ \ 00098 cnst = LD_W2; \ 00099 b5 = vec_madd(cnst, b5, mzero); /* b5 = b5 * W2; */ \ 00100 cnst = LD_W1; \ 00101 b2 = vec_madd(cnst, b2, b5); /* b2 = b5 + b2 * W1; */ \ 00102 cnst = LD_W0; \ 00103 b6 = vec_madd(cnst, b6, b5); /* b6 = b5 + b6 * W0; */ \ 00104 \ 00105 x0 = vec_add(x4, x7); /* x0 = x4 + x7; */ \ 00106 x1 = vec_add(x5, x6); /* x1 = x5 + x6; */ \ 00107 x2 = vec_add(x4, x6); /* x2 = x4 + x6; */ \ 00108 x3 = vec_add(x5, x7); /* x3 = x5 + x7; */ \ 00109 x8 = vec_add(x2, x3); /* x8 = x2 + x3; */ \ 00110 cnst = LD_W3; \ 00111 x8 = vec_madd(cnst, x8, mzero); /* x8 = x8 * W3; */ \ 00112 \ 00113 cnst = LD_W8; \ 00114 x0 = vec_madd(cnst, x0, mzero); /* x0 *= W8; */ \ 00115 cnst = LD_W9; \ 00116 x1 = vec_madd(cnst, x1, mzero); /* x1 *= W9; */ \ 00117 cnst = LD_WA; \ 00118 x2 = vec_madd(cnst, x2, x8); /* x2 = x2 * WA + x8; */ \ 00119 cnst = LD_WB; \ 00120 x3 = vec_madd(cnst, x3, x8); /* x3 = x3 * WB + x8; */ \ 00121 \ 00122 cnst = LD_W4; \ 00123 b7 = vec_madd(cnst, x4, x0); /* b7 = x4 * W4 + x0; */ \ 00124 cnst = LD_W5; \ 00125 b5 = vec_madd(cnst, x5, x1); /* b5 = x5 * W5 + x1; */ \ 00126 cnst = LD_W6; \ 00127 b3 = vec_madd(cnst, x6, x1); /* b3 = x6 * W6 + x1; */ \ 00128 cnst = LD_W7; \ 00129 b1 = vec_madd(cnst, x7, x0); /* b1 = x7 * W7 + x0; */ \ 00130 \ 00131 b7 = vec_add(b7, x2); /* b7 = b7 + x2; */ \ 00132 b5 = vec_add(b5, x3); /* b5 = b5 + x3; */ \ 00133 b3 = vec_add(b3, x2); /* b3 = b3 + x2; */ \ 00134 b1 = vec_add(b1, x3); /* b1 = b1 + x3; */ \ 00135 /* }}} */ 00136 00137 #define FDCTCOL(b0,b1,b2,b3,b4,b5,b6,b7) /* {{{ */ \ 00138 x0 = vec_add(b0, b7); /* x0 = b0 + b7; */ \ 00139 x7 = vec_sub(b0, b7); /* x7 = b0 - b7; */ \ 00140 x1 = vec_add(b1, b6); /* x1 = b1 + b6; */ \ 00141 x6 = vec_sub(b1, b6); /* x6 = b1 - b6; */ \ 00142 x2 = vec_add(b2, b5); /* x2 = b2 + b5; */ \ 00143 x5 = vec_sub(b2, b5); /* x5 = b2 - b5; */ \ 00144 x3 = vec_add(b3, b4); /* x3 = b3 + b4; */ \ 00145 x4 = vec_sub(b3, b4); /* x4 = b3 - b4; */ \ 00146 \ 00147 b7 = vec_add(x0, x3); /* b7 = x0 + x3; */ \ 00148 b1 = vec_add(x1, x2); /* b1 = x1 + x2; */ \ 00149 b0 = vec_add(b7, b1); /* b0 = b7 + b1; */ \ 00150 b4 = vec_sub(b7, b1); /* b4 = b7 - b1; */ \ 00151 \ 00152 b2 = vec_sub(x0, x3); /* b2 = x0 - x3; */ \ 00153 b6 = vec_sub(x1, x2); /* b6 = x1 - x2; */ \ 00154 b5 = vec_add(b6, b2); /* b5 = b6 + b2; */ \ 00155 cnst = LD_W2; \ 00156 b5 = vec_madd(cnst, b5, mzero); /* b5 = b5 * W2; */ \ 00157 cnst = LD_W1; \ 00158 b2 = vec_madd(cnst, b2, b5); /* b2 = b5 + b2 * W1; */ \ 00159 cnst = LD_W0; \ 00160 b6 = vec_madd(cnst, b6, b5); /* b6 = b5 + b6 * W0; */ \ 00161 \ 00162 x0 = vec_add(x4, x7); /* x0 = x4 + x7; */ \ 00163 x1 = vec_add(x5, x6); /* x1 = x5 + x6; */ \ 00164 x2 = vec_add(x4, x6); /* x2 = x4 + x6; */ \ 00165 x3 = vec_add(x5, x7); /* x3 = x5 + x7; */ \ 00166 x8 = vec_add(x2, x3); /* x8 = x2 + x3; */ \ 00167 cnst = LD_W3; \ 00168 x8 = vec_madd(cnst, x8, mzero); /* x8 = x8 * W3; */ \ 00169 \ 00170 cnst = LD_W8; \ 00171 x0 = vec_madd(cnst, x0, mzero); /* x0 *= W8; */ \ 00172 cnst = LD_W9; \ 00173 x1 = vec_madd(cnst, x1, mzero); /* x1 *= W9; */ \ 00174 cnst = LD_WA; \ 00175 x2 = vec_madd(cnst, x2, x8); /* x2 = x2 * WA + x8; */ \ 00176 cnst = LD_WB; \ 00177 x3 = vec_madd(cnst, x3, x8); /* x3 = x3 * WB + x8; */ \ 00178 \ 00179 cnst = LD_W4; \ 00180 b7 = vec_madd(cnst, x4, x0); /* b7 = x4 * W4 + x0; */ \ 00181 cnst = LD_W5; \ 00182 b5 = vec_madd(cnst, x5, x1); /* b5 = x5 * W5 + x1; */ \ 00183 cnst = LD_W6; \ 00184 b3 = vec_madd(cnst, x6, x1); /* b3 = x6 * W6 + x1; */ \ 00185 cnst = LD_W7; \ 00186 b1 = vec_madd(cnst, x7, x0); /* b1 = x7 * W7 + x0; */ \ 00187 \ 00188 b7 = vec_add(b7, x2); /* b7 += x2; */ \ 00189 b5 = vec_add(b5, x3); /* b5 += x3; */ \ 00190 b3 = vec_add(b3, x2); /* b3 += x2; */ \ 00191 b1 = vec_add(b1, x3); /* b1 += x3; */ \ 00192 /* }}} */ 00193 00194 00195 00196 /* two dimensional discrete cosine transform */ 00197 00198 void fdct_altivec(int16_t *block) 00199 { 00200 vector signed short *bp; 00201 vector float *cp; 00202 vector float b00, b10, b20, b30, b40, b50, b60, b70; 00203 vector float b01, b11, b21, b31, b41, b51, b61, b71; 00204 vector float mzero, cnst, cnsts0, cnsts1, cnsts2; 00205 vector float x0, x1, x2, x3, x4, x5, x6, x7, x8; 00206 00207 /* setup constants {{{ */ 00208 /* mzero = -0.0 */ 00209 mzero = ((vector float)vec_splat_u32(-1)); 00210 mzero = ((vector float)vec_sl(vu32(mzero), vu32(mzero))); 00211 cp = fdctconsts; 00212 cnsts0 = vec_ld(0, cp); cp++; 00213 cnsts1 = vec_ld(0, cp); cp++; 00214 cnsts2 = vec_ld(0, cp); 00215 /* }}} */ 00216 00217 00218 /* 8x8 matrix transpose (vector short[8]) {{{ */ 00219 #define MERGE_S16(hl,a,b) vec_merge##hl(vs16(a), vs16(b)) 00220 00221 bp = (vector signed short*)block; 00222 b00 = ((vector float)vec_ld(0, bp)); 00223 b40 = ((vector float)vec_ld(16*4, bp)); 00224 b01 = ((vector float)MERGE_S16(h, b00, b40)); 00225 b11 = ((vector float)MERGE_S16(l, b00, b40)); 00226 bp++; 00227 b10 = ((vector float)vec_ld(0, bp)); 00228 b50 = ((vector float)vec_ld(16*4, bp)); 00229 b21 = ((vector float)MERGE_S16(h, b10, b50)); 00230 b31 = ((vector float)MERGE_S16(l, b10, b50)); 00231 bp++; 00232 b20 = ((vector float)vec_ld(0, bp)); 00233 b60 = ((vector float)vec_ld(16*4, bp)); 00234 b41 = ((vector float)MERGE_S16(h, b20, b60)); 00235 b51 = ((vector float)MERGE_S16(l, b20, b60)); 00236 bp++; 00237 b30 = ((vector float)vec_ld(0, bp)); 00238 b70 = ((vector float)vec_ld(16*4, bp)); 00239 b61 = ((vector float)MERGE_S16(h, b30, b70)); 00240 b71 = ((vector float)MERGE_S16(l, b30, b70)); 00241 00242 x0 = ((vector float)MERGE_S16(h, b01, b41)); 00243 x1 = ((vector float)MERGE_S16(l, b01, b41)); 00244 x2 = ((vector float)MERGE_S16(h, b11, b51)); 00245 x3 = ((vector float)MERGE_S16(l, b11, b51)); 00246 x4 = ((vector float)MERGE_S16(h, b21, b61)); 00247 x5 = ((vector float)MERGE_S16(l, b21, b61)); 00248 x6 = ((vector float)MERGE_S16(h, b31, b71)); 00249 x7 = ((vector float)MERGE_S16(l, b31, b71)); 00250 00251 b00 = ((vector float)MERGE_S16(h, x0, x4)); 00252 b10 = ((vector float)MERGE_S16(l, x0, x4)); 00253 b20 = ((vector float)MERGE_S16(h, x1, x5)); 00254 b30 = ((vector float)MERGE_S16(l, x1, x5)); 00255 b40 = ((vector float)MERGE_S16(h, x2, x6)); 00256 b50 = ((vector float)MERGE_S16(l, x2, x6)); 00257 b60 = ((vector float)MERGE_S16(h, x3, x7)); 00258 b70 = ((vector float)MERGE_S16(l, x3, x7)); 00259 00260 #undef MERGE_S16 00261 /* }}} */ 00262 00263 00264 /* Some of the initial calculations can be done as vector short before 00265 * conversion to vector float. The following code section takes advantage 00266 * of this. 00267 */ 00268 #if 1 00269 /* fdct rows {{{ */ 00270 x0 = ((vector float)vec_add(vs16(b00), vs16(b70))); 00271 x7 = ((vector float)vec_sub(vs16(b00), vs16(b70))); 00272 x1 = ((vector float)vec_add(vs16(b10), vs16(b60))); 00273 x6 = ((vector float)vec_sub(vs16(b10), vs16(b60))); 00274 x2 = ((vector float)vec_add(vs16(b20), vs16(b50))); 00275 x5 = ((vector float)vec_sub(vs16(b20), vs16(b50))); 00276 x3 = ((vector float)vec_add(vs16(b30), vs16(b40))); 00277 x4 = ((vector float)vec_sub(vs16(b30), vs16(b40))); 00278 00279 b70 = ((vector float)vec_add(vs16(x0), vs16(x3))); 00280 b10 = ((vector float)vec_add(vs16(x1), vs16(x2))); 00281 00282 b00 = ((vector float)vec_add(vs16(b70), vs16(b10))); 00283 b40 = ((vector float)vec_sub(vs16(b70), vs16(b10))); 00284 00285 #define CTF0(n) \ 00286 b##n##1 = ((vector float)vec_unpackl(vs16(b##n##0))); \ 00287 b##n##0 = ((vector float)vec_unpackh(vs16(b##n##0))); \ 00288 b##n##1 = vec_ctf(vs32(b##n##1), 0); \ 00289 b##n##0 = vec_ctf(vs32(b##n##0), 0); 00290 00291 CTF0(0); 00292 CTF0(4); 00293 00294 b20 = ((vector float)vec_sub(vs16(x0), vs16(x3))); 00295 b60 = ((vector float)vec_sub(vs16(x1), vs16(x2))); 00296 00297 CTF0(2); 00298 CTF0(6); 00299 00300 #undef CTF0 00301 00302 x0 = vec_add(b60, b20); 00303 x1 = vec_add(b61, b21); 00304 00305 cnst = LD_W2; 00306 x0 = vec_madd(cnst, x0, mzero); 00307 x1 = vec_madd(cnst, x1, mzero); 00308 cnst = LD_W1; 00309 b20 = vec_madd(cnst, b20, x0); 00310 b21 = vec_madd(cnst, b21, x1); 00311 cnst = LD_W0; 00312 b60 = vec_madd(cnst, b60, x0); 00313 b61 = vec_madd(cnst, b61, x1); 00314 00315 #define CTFX(x,b) \ 00316 b##0 = ((vector float)vec_unpackh(vs16(x))); \ 00317 b##1 = ((vector float)vec_unpackl(vs16(x))); \ 00318 b##0 = vec_ctf(vs32(b##0), 0); \ 00319 b##1 = vec_ctf(vs32(b##1), 0); \ 00320 00321 CTFX(x4, b7); 00322 CTFX(x5, b5); 00323 CTFX(x6, b3); 00324 CTFX(x7, b1); 00325 00326 #undef CTFX 00327 00328 00329 x0 = vec_add(b70, b10); 00330 x1 = vec_add(b50, b30); 00331 x2 = vec_add(b70, b30); 00332 x3 = vec_add(b50, b10); 00333 x8 = vec_add(x2, x3); 00334 cnst = LD_W3; 00335 x8 = vec_madd(cnst, x8, mzero); 00336 00337 cnst = LD_W8; 00338 x0 = vec_madd(cnst, x0, mzero); 00339 cnst = LD_W9; 00340 x1 = vec_madd(cnst, x1, mzero); 00341 cnst = LD_WA; 00342 x2 = vec_madd(cnst, x2, x8); 00343 cnst = LD_WB; 00344 x3 = vec_madd(cnst, x3, x8); 00345 00346 cnst = LD_W4; 00347 b70 = vec_madd(cnst, b70, x0); 00348 cnst = LD_W5; 00349 b50 = vec_madd(cnst, b50, x1); 00350 cnst = LD_W6; 00351 b30 = vec_madd(cnst, b30, x1); 00352 cnst = LD_W7; 00353 b10 = vec_madd(cnst, b10, x0); 00354 00355 b70 = vec_add(b70, x2); 00356 b50 = vec_add(b50, x3); 00357 b30 = vec_add(b30, x2); 00358 b10 = vec_add(b10, x3); 00359 00360 00361 x0 = vec_add(b71, b11); 00362 x1 = vec_add(b51, b31); 00363 x2 = vec_add(b71, b31); 00364 x3 = vec_add(b51, b11); 00365 x8 = vec_add(x2, x3); 00366 cnst = LD_W3; 00367 x8 = vec_madd(cnst, x8, mzero); 00368 00369 cnst = LD_W8; 00370 x0 = vec_madd(cnst, x0, mzero); 00371 cnst = LD_W9; 00372 x1 = vec_madd(cnst, x1, mzero); 00373 cnst = LD_WA; 00374 x2 = vec_madd(cnst, x2, x8); 00375 cnst = LD_WB; 00376 x3 = vec_madd(cnst, x3, x8); 00377 00378 cnst = LD_W4; 00379 b71 = vec_madd(cnst, b71, x0); 00380 cnst = LD_W5; 00381 b51 = vec_madd(cnst, b51, x1); 00382 cnst = LD_W6; 00383 b31 = vec_madd(cnst, b31, x1); 00384 cnst = LD_W7; 00385 b11 = vec_madd(cnst, b11, x0); 00386 00387 b71 = vec_add(b71, x2); 00388 b51 = vec_add(b51, x3); 00389 b31 = vec_add(b31, x2); 00390 b11 = vec_add(b11, x3); 00391 /* }}} */ 00392 #else 00393 /* convert to float {{{ */ 00394 #define CTF(n) \ 00395 vs32(b##n##1) = vec_unpackl(vs16(b##n##0)); \ 00396 vs32(b##n##0) = vec_unpackh(vs16(b##n##0)); \ 00397 b##n##1 = vec_ctf(vs32(b##n##1), 0); \ 00398 b##n##0 = vec_ctf(vs32(b##n##0), 0); \ 00399 00400 CTF(0); 00401 CTF(1); 00402 CTF(2); 00403 CTF(3); 00404 CTF(4); 00405 CTF(5); 00406 CTF(6); 00407 CTF(7); 00408 00409 #undef CTF 00410 /* }}} */ 00411 00412 FDCTROW(b00, b10, b20, b30, b40, b50, b60, b70); 00413 FDCTROW(b01, b11, b21, b31, b41, b51, b61, b71); 00414 #endif 00415 00416 00417 /* 8x8 matrix transpose (vector float[8][2]) {{{ */ 00418 x0 = vec_mergel(b00, b20); 00419 x1 = vec_mergeh(b00, b20); 00420 x2 = vec_mergel(b10, b30); 00421 x3 = vec_mergeh(b10, b30); 00422 00423 b00 = vec_mergeh(x1, x3); 00424 b10 = vec_mergel(x1, x3); 00425 b20 = vec_mergeh(x0, x2); 00426 b30 = vec_mergel(x0, x2); 00427 00428 x4 = vec_mergel(b41, b61); 00429 x5 = vec_mergeh(b41, b61); 00430 x6 = vec_mergel(b51, b71); 00431 x7 = vec_mergeh(b51, b71); 00432 00433 b41 = vec_mergeh(x5, x7); 00434 b51 = vec_mergel(x5, x7); 00435 b61 = vec_mergeh(x4, x6); 00436 b71 = vec_mergel(x4, x6); 00437 00438 x0 = vec_mergel(b01, b21); 00439 x1 = vec_mergeh(b01, b21); 00440 x2 = vec_mergel(b11, b31); 00441 x3 = vec_mergeh(b11, b31); 00442 00443 x4 = vec_mergel(b40, b60); 00444 x5 = vec_mergeh(b40, b60); 00445 x6 = vec_mergel(b50, b70); 00446 x7 = vec_mergeh(b50, b70); 00447 00448 b40 = vec_mergeh(x1, x3); 00449 b50 = vec_mergel(x1, x3); 00450 b60 = vec_mergeh(x0, x2); 00451 b70 = vec_mergel(x0, x2); 00452 00453 b01 = vec_mergeh(x5, x7); 00454 b11 = vec_mergel(x5, x7); 00455 b21 = vec_mergeh(x4, x6); 00456 b31 = vec_mergel(x4, x6); 00457 /* }}} */ 00458 00459 00460 FDCTCOL(b00, b10, b20, b30, b40, b50, b60, b70); 00461 FDCTCOL(b01, b11, b21, b31, b41, b51, b61, b71); 00462 00463 00464 /* round, convert back to short {{{ */ 00465 #define CTS(n) \ 00466 b##n##0 = vec_round(b##n##0); \ 00467 b##n##1 = vec_round(b##n##1); \ 00468 b##n##0 = ((vector float)vec_cts(b##n##0, 0)); \ 00469 b##n##1 = ((vector float)vec_cts(b##n##1, 0)); \ 00470 b##n##0 = ((vector float)vec_pack(vs32(b##n##0), vs32(b##n##1))); \ 00471 vec_st(vs16(b##n##0), 0, bp); 00472 00473 bp = (vector signed short*)block; 00474 CTS(0); bp++; 00475 CTS(1); bp++; 00476 CTS(2); bp++; 00477 CTS(3); bp++; 00478 CTS(4); bp++; 00479 CTS(5); bp++; 00480 CTS(6); bp++; 00481 CTS(7); 00482 00483 #undef CTS 00484 /* }}} */ 00485 } 00486 00487 /* vim:set foldmethod=marker foldlevel=0: */