Libav 0.7.1
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00001 /* 00002 * Simple IDCT MMX 00003 * 00004 * Copyright (c) 2001, 2002 Michael Niedermayer <michaelni@gmx.at> 00005 * 00006 * This file is part of Libav. 00007 * 00008 * Libav is free software; you can redistribute it and/or 00009 * modify it under the terms of the GNU Lesser General Public 00010 * License as published by the Free Software Foundation; either 00011 * version 2.1 of the License, or (at your option) any later version. 00012 * 00013 * Libav is distributed in the hope that it will be useful, 00014 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00016 * Lesser General Public License for more details. 00017 * 00018 * You should have received a copy of the GNU Lesser General Public 00019 * License along with Libav; if not, write to the Free Software 00020 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00021 */ 00022 #include "libavcodec/dsputil.h" 00023 #include "libavcodec/simple_idct.h" 00024 #include "dsputil_mmx.h" 00025 00026 /* 00027 23170.475006 00028 22725.260826 00029 21406.727617 00030 19265.545870 00031 16384.000000 00032 12872.826198 00033 8866.956905 00034 4520.335430 00035 */ 00036 #define C0 23170 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00037 #define C1 22725 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00038 #define C2 21407 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00039 #define C3 19266 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00040 #if 0 00041 #define C4 16384 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00042 #else 00043 #define C4 16383 //cos(i*M_PI/16)*sqrt(2)*(1<<14) - 0.5 00044 #endif 00045 #define C5 12873 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00046 #define C6 8867 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00047 #define C7 4520 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00048 00049 #define ROW_SHIFT 11 00050 #define COL_SHIFT 20 // 6 00051 00052 DECLARE_ASM_CONST(8, uint64_t, wm1010)= 0xFFFF0000FFFF0000ULL; 00053 DECLARE_ASM_CONST(8, uint64_t, d40000)= 0x0000000000040000ULL; 00054 00055 DECLARE_ALIGNED(8, static const int16_t, coeffs)[]= { 00056 1<<(ROW_SHIFT-1), 0, 1<<(ROW_SHIFT-1), 0, 00057 // 1<<(COL_SHIFT-1), 0, 1<<(COL_SHIFT-1), 0, 00058 // 0, 1<<(COL_SHIFT-1-16), 0, 1<<(COL_SHIFT-1-16), 00059 1<<(ROW_SHIFT-1), 1, 1<<(ROW_SHIFT-1), 0, 00060 // the 1 = ((1<<(COL_SHIFT-1))/C4)<<ROW_SHIFT :) 00061 // 0, 0, 0, 0, 00062 // 0, 0, 0, 0, 00063 00064 C4, C4, C4, C4, 00065 C4, -C4, C4, -C4, 00066 00067 C2, C6, C2, C6, 00068 C6, -C2, C6, -C2, 00069 00070 C1, C3, C1, C3, 00071 C5, C7, C5, C7, 00072 00073 C3, -C7, C3, -C7, 00074 -C1, -C5, -C1, -C5, 00075 00076 C5, -C1, C5, -C1, 00077 C7, C3, C7, C3, 00078 00079 C7, -C5, C7, -C5, 00080 C3, -C1, C3, -C1 00081 }; 00082 00083 #if 0 00084 static void unused_var_killer(void) 00085 { 00086 int a= wm1010 + d40000; 00087 temp[0]=a; 00088 } 00089 00090 static void inline idctCol (int16_t * col, int16_t *input) 00091 { 00092 #undef C0 00093 #undef C1 00094 #undef C2 00095 #undef C3 00096 #undef C4 00097 #undef C5 00098 #undef C6 00099 #undef C7 00100 int a0, a1, a2, a3, b0, b1, b2, b3; 00101 const int C0 = 23170; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00102 const int C1 = 22725; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00103 const int C2 = 21407; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00104 const int C3 = 19266; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00105 const int C4 = 16383; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00106 const int C5 = 12873; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00107 const int C6 = 8867; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00108 const int C7 = 4520; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00109 /* 00110 if( !(col[8*1] | col[8*2] |col[8*3] |col[8*4] |col[8*5] |col[8*6] | col[8*7])) { 00111 col[8*0] = col[8*1] = col[8*2] = col[8*3] = col[8*4] = 00112 col[8*5] = col[8*6] = col[8*7] = col[8*0]<<3; 00113 return; 00114 }*/ 00115 00116 col[8*0] = input[8*0 + 0]; 00117 col[8*1] = input[8*2 + 0]; 00118 col[8*2] = input[8*0 + 1]; 00119 col[8*3] = input[8*2 + 1]; 00120 col[8*4] = input[8*4 + 0]; 00121 col[8*5] = input[8*6 + 0]; 00122 col[8*6] = input[8*4 + 1]; 00123 col[8*7] = input[8*6 + 1]; 00124 00125 a0 = C4*col[8*0] + C2*col[8*2] + C4*col[8*4] + C6*col[8*6] + (1<<(COL_SHIFT-1)); 00126 a1 = C4*col[8*0] + C6*col[8*2] - C4*col[8*4] - C2*col[8*6] + (1<<(COL_SHIFT-1)); 00127 a2 = C4*col[8*0] - C6*col[8*2] - C4*col[8*4] + C2*col[8*6] + (1<<(COL_SHIFT-1)); 00128 a3 = C4*col[8*0] - C2*col[8*2] + C4*col[8*4] - C6*col[8*6] + (1<<(COL_SHIFT-1)); 00129 00130 b0 = C1*col[8*1] + C3*col[8*3] + C5*col[8*5] + C7*col[8*7]; 00131 b1 = C3*col[8*1] - C7*col[8*3] - C1*col[8*5] - C5*col[8*7]; 00132 b2 = C5*col[8*1] - C1*col[8*3] + C7*col[8*5] + C3*col[8*7]; 00133 b3 = C7*col[8*1] - C5*col[8*3] + C3*col[8*5] - C1*col[8*7]; 00134 00135 col[8*0] = (a0 + b0) >> COL_SHIFT; 00136 col[8*1] = (a1 + b1) >> COL_SHIFT; 00137 col[8*2] = (a2 + b2) >> COL_SHIFT; 00138 col[8*3] = (a3 + b3) >> COL_SHIFT; 00139 col[8*4] = (a3 - b3) >> COL_SHIFT; 00140 col[8*5] = (a2 - b2) >> COL_SHIFT; 00141 col[8*6] = (a1 - b1) >> COL_SHIFT; 00142 col[8*7] = (a0 - b0) >> COL_SHIFT; 00143 } 00144 00145 static void inline idctRow (int16_t * output, int16_t * input) 00146 { 00147 int16_t row[8]; 00148 00149 int a0, a1, a2, a3, b0, b1, b2, b3; 00150 const int C0 = 23170; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00151 const int C1 = 22725; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00152 const int C2 = 21407; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00153 const int C3 = 19266; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00154 const int C4 = 16383; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00155 const int C5 = 12873; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00156 const int C6 = 8867; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00157 const int C7 = 4520; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 00158 00159 row[0] = input[0]; 00160 row[2] = input[1]; 00161 row[4] = input[4]; 00162 row[6] = input[5]; 00163 row[1] = input[8]; 00164 row[3] = input[9]; 00165 row[5] = input[12]; 00166 row[7] = input[13]; 00167 00168 if( !(row[1] | row[2] |row[3] |row[4] |row[5] |row[6] | row[7]) ) { 00169 row[0] = row[1] = row[2] = row[3] = row[4] = 00170 row[5] = row[6] = row[7] = row[0]<<3; 00171 output[0] = row[0]; 00172 output[2] = row[1]; 00173 output[4] = row[2]; 00174 output[6] = row[3]; 00175 output[8] = row[4]; 00176 output[10] = row[5]; 00177 output[12] = row[6]; 00178 output[14] = row[7]; 00179 return; 00180 } 00181 00182 a0 = C4*row[0] + C2*row[2] + C4*row[4] + C6*row[6] + (1<<(ROW_SHIFT-1)); 00183 a1 = C4*row[0] + C6*row[2] - C4*row[4] - C2*row[6] + (1<<(ROW_SHIFT-1)); 00184 a2 = C4*row[0] - C6*row[2] - C4*row[4] + C2*row[6] + (1<<(ROW_SHIFT-1)); 00185 a3 = C4*row[0] - C2*row[2] + C4*row[4] - C6*row[6] + (1<<(ROW_SHIFT-1)); 00186 00187 b0 = C1*row[1] + C3*row[3] + C5*row[5] + C7*row[7]; 00188 b1 = C3*row[1] - C7*row[3] - C1*row[5] - C5*row[7]; 00189 b2 = C5*row[1] - C1*row[3] + C7*row[5] + C3*row[7]; 00190 b3 = C7*row[1] - C5*row[3] + C3*row[5] - C1*row[7]; 00191 00192 row[0] = (a0 + b0) >> ROW_SHIFT; 00193 row[1] = (a1 + b1) >> ROW_SHIFT; 00194 row[2] = (a2 + b2) >> ROW_SHIFT; 00195 row[3] = (a3 + b3) >> ROW_SHIFT; 00196 row[4] = (a3 - b3) >> ROW_SHIFT; 00197 row[5] = (a2 - b2) >> ROW_SHIFT; 00198 row[6] = (a1 - b1) >> ROW_SHIFT; 00199 row[7] = (a0 - b0) >> ROW_SHIFT; 00200 00201 output[0] = row[0]; 00202 output[2] = row[1]; 00203 output[4] = row[2]; 00204 output[6] = row[3]; 00205 output[8] = row[4]; 00206 output[10] = row[5]; 00207 output[12] = row[6]; 00208 output[14] = row[7]; 00209 } 00210 #endif 00211 00212 static inline void idct(int16_t *block) 00213 { 00214 DECLARE_ALIGNED(8, int64_t, align_tmp)[16]; 00215 int16_t * const temp= (int16_t*)align_tmp; 00216 00217 __asm__ volatile( 00218 #if 0 //Alternative, simpler variant 00219 00220 #define ROW_IDCT(src0, src4, src1, src5, dst, rounder, shift) \ 00221 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\ 00222 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\ 00223 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\ 00224 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\ 00225 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\ 00226 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00227 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\ 00228 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 00229 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\ 00230 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\ 00231 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\ 00232 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\ 00233 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\ 00234 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\ 00235 #rounder ", %%mm4 \n\t"\ 00236 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00237 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\ 00238 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\ 00239 "movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\ 00240 "pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\ 00241 #rounder ", %%mm0 \n\t"\ 00242 "paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\ 00243 "paddd %%mm0, %%mm0 \n\t" \ 00244 "psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\ 00245 "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\ 00246 "paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\ 00247 "movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\ 00248 "pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\ 00249 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\ 00250 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\ 00251 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 00252 "paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\ 00253 "psrad $" #shift ", %%mm7 \n\t"\ 00254 "psrad $" #shift ", %%mm4 \n\t"\ 00255 "movq %%mm1, %%mm2 \n\t" /* A1 a1 */\ 00256 "paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\ 00257 "psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\ 00258 "psrad $" #shift ", %%mm1 \n\t"\ 00259 "psrad $" #shift ", %%mm2 \n\t"\ 00260 "packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\ 00261 "packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\ 00262 "movq %%mm7, " #dst " \n\t"\ 00263 "movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\ 00264 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\ 00265 "movq %%mm2, 24+" #dst " \n\t"\ 00266 "pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\ 00267 "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\ 00268 "pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\ 00269 "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\ 00270 "movq %%mm0, %%mm2 \n\t" /* A2 a2 */\ 00271 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\ 00272 "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\ 00273 "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\ 00274 "psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\ 00275 "psrad $" #shift ", %%mm2 \n\t"\ 00276 "psrad $" #shift ", %%mm0 \n\t"\ 00277 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\ 00278 "paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\ 00279 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 00280 "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\ 00281 "psrad $" #shift ", %%mm6 \n\t"\ 00282 "packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\ 00283 "movq %%mm2, 8+" #dst " \n\t"\ 00284 "psrad $" #shift ", %%mm4 \n\t"\ 00285 "packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\ 00286 "movq %%mm4, 16+" #dst " \n\t"\ 00287 00288 #define COL_IDCT(src0, src4, src1, src5, dst, shift) \ 00289 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\ 00290 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\ 00291 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\ 00292 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\ 00293 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\ 00294 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00295 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\ 00296 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 00297 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\ 00298 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\ 00299 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\ 00300 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\ 00301 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00302 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\ 00303 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\ 00304 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\ 00305 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\ 00306 "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 00307 "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\ 00308 "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\ 00309 "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\ 00310 "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\ 00311 "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\ 00312 "paddd %%mm1, %%mm7 \n\t" /* B0 b0 */\ 00313 "movq 72(%2), %%mm1 \n\t" /* -C5 -C1 -C5 -C1 */\ 00314 "pmaddwd %%mm3, %%mm1 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\ 00315 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\ 00316 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\ 00317 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 00318 "paddd %%mm2, %%mm1 \n\t" /* B1 b1 */\ 00319 "psrad $" #shift ", %%mm7 \n\t"\ 00320 "psrad $" #shift ", %%mm4 \n\t"\ 00321 "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\ 00322 "paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\ 00323 "psubd %%mm1, %%mm2 \n\t" /* A1-B1 a1-b1 */\ 00324 "psrad $" #shift ", %%mm0 \n\t"\ 00325 "psrad $" #shift ", %%mm2 \n\t"\ 00326 "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\ 00327 "movd %%mm7, " #dst " \n\t"\ 00328 "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\ 00329 "movd %%mm0, 16+" #dst " \n\t"\ 00330 "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\ 00331 "movd %%mm2, 96+" #dst " \n\t"\ 00332 "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 00333 "movd %%mm4, 112+" #dst " \n\t"\ 00334 "movq " #src1 ", %%mm0 \n\t" /* R3 R1 r3 r1 */\ 00335 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\ 00336 "pmaddwd %%mm0, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\ 00337 "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\ 00338 "pmaddwd 96(%2), %%mm0 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\ 00339 "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\ 00340 "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\ 00341 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\ 00342 "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\ 00343 "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\ 00344 "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\ 00345 "psrad $" #shift ", %%mm2 \n\t"\ 00346 "psrad $" #shift ", %%mm5 \n\t"\ 00347 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\ 00348 "paddd %%mm0, %%mm3 \n\t" /* B3 b3 */\ 00349 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 00350 "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\ 00351 "psrad $" #shift ", %%mm6 \n\t"\ 00352 "psrad $" #shift ", %%mm4 \n\t"\ 00353 "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\ 00354 "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 00355 "movd %%mm2, 32+" #dst " \n\t"\ 00356 "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\ 00357 "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\ 00358 "movd %%mm6, 48+" #dst " \n\t"\ 00359 "movd %%mm4, 64+" #dst " \n\t"\ 00360 "movd %%mm5, 80+" #dst " \n\t"\ 00361 00362 00363 #define DC_COND_ROW_IDCT(src0, src4, src1, src5, dst, rounder, shift) \ 00364 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\ 00365 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\ 00366 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\ 00367 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\ 00368 "movq "MANGLE(wm1010)", %%mm4 \n\t"\ 00369 "pand %%mm0, %%mm4 \n\t"\ 00370 "por %%mm1, %%mm4 \n\t"\ 00371 "por %%mm2, %%mm4 \n\t"\ 00372 "por %%mm3, %%mm4 \n\t"\ 00373 "packssdw %%mm4,%%mm4 \n\t"\ 00374 "movd %%mm4, %%eax \n\t"\ 00375 "orl %%eax, %%eax \n\t"\ 00376 "jz 1f \n\t"\ 00377 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\ 00378 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00379 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\ 00380 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 00381 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\ 00382 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\ 00383 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\ 00384 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\ 00385 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\ 00386 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\ 00387 #rounder ", %%mm4 \n\t"\ 00388 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00389 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\ 00390 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\ 00391 "movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\ 00392 "pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\ 00393 #rounder ", %%mm0 \n\t"\ 00394 "paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\ 00395 "paddd %%mm0, %%mm0 \n\t" \ 00396 "psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\ 00397 "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\ 00398 "paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\ 00399 "movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\ 00400 "pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\ 00401 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\ 00402 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\ 00403 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 00404 "paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\ 00405 "psrad $" #shift ", %%mm7 \n\t"\ 00406 "psrad $" #shift ", %%mm4 \n\t"\ 00407 "movq %%mm1, %%mm2 \n\t" /* A1 a1 */\ 00408 "paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\ 00409 "psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\ 00410 "psrad $" #shift ", %%mm1 \n\t"\ 00411 "psrad $" #shift ", %%mm2 \n\t"\ 00412 "packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\ 00413 "packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\ 00414 "movq %%mm7, " #dst " \n\t"\ 00415 "movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\ 00416 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\ 00417 "movq %%mm2, 24+" #dst " \n\t"\ 00418 "pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\ 00419 "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\ 00420 "pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\ 00421 "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\ 00422 "movq %%mm0, %%mm2 \n\t" /* A2 a2 */\ 00423 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\ 00424 "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\ 00425 "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\ 00426 "psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\ 00427 "psrad $" #shift ", %%mm2 \n\t"\ 00428 "psrad $" #shift ", %%mm0 \n\t"\ 00429 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\ 00430 "paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\ 00431 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 00432 "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\ 00433 "psrad $" #shift ", %%mm6 \n\t"\ 00434 "packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\ 00435 "movq %%mm2, 8+" #dst " \n\t"\ 00436 "psrad $" #shift ", %%mm4 \n\t"\ 00437 "packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\ 00438 "movq %%mm4, 16+" #dst " \n\t"\ 00439 "jmp 2f \n\t"\ 00440 "1: \n\t"\ 00441 "pslld $16, %%mm0 \n\t"\ 00442 "#paddd "MANGLE(d40000)", %%mm0 \n\t"\ 00443 "psrad $13, %%mm0 \n\t"\ 00444 "packssdw %%mm0, %%mm0 \n\t"\ 00445 "movq %%mm0, " #dst " \n\t"\ 00446 "movq %%mm0, 8+" #dst " \n\t"\ 00447 "movq %%mm0, 16+" #dst " \n\t"\ 00448 "movq %%mm0, 24+" #dst " \n\t"\ 00449 "2: \n\t" 00450 00451 00452 //IDCT( src0, src4, src1, src5, dst, rounder, shift) 00453 ROW_IDCT( (%0), 8(%0), 16(%0), 24(%0), 0(%1),paddd 8(%2), 11) 00454 /*ROW_IDCT( 32(%0), 40(%0), 48(%0), 56(%0), 32(%1), paddd (%2), 11) 00455 ROW_IDCT( 64(%0), 72(%0), 80(%0), 88(%0), 64(%1), paddd (%2), 11) 00456 ROW_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1), paddd (%2), 11)*/ 00457 00458 DC_COND_ROW_IDCT( 32(%0), 40(%0), 48(%0), 56(%0), 32(%1),paddd (%2), 11) 00459 DC_COND_ROW_IDCT( 64(%0), 72(%0), 80(%0), 88(%0), 64(%1),paddd (%2), 11) 00460 DC_COND_ROW_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11) 00461 00462 00463 //IDCT( src0, src4, src1, src5, dst, shift) 00464 COL_IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20) 00465 COL_IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20) 00466 COL_IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20) 00467 COL_IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20) 00468 00469 #else 00470 00471 #define DC_COND_IDCT(src0, src4, src1, src5, dst, rounder, shift) \ 00472 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\ 00473 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\ 00474 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\ 00475 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\ 00476 "movq "MANGLE(wm1010)", %%mm4 \n\t"\ 00477 "pand %%mm0, %%mm4 \n\t"\ 00478 "por %%mm1, %%mm4 \n\t"\ 00479 "por %%mm2, %%mm4 \n\t"\ 00480 "por %%mm3, %%mm4 \n\t"\ 00481 "packssdw %%mm4,%%mm4 \n\t"\ 00482 "movd %%mm4, %%eax \n\t"\ 00483 "orl %%eax, %%eax \n\t"\ 00484 "jz 1f \n\t"\ 00485 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\ 00486 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00487 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\ 00488 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 00489 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\ 00490 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\ 00491 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\ 00492 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\ 00493 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\ 00494 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\ 00495 #rounder ", %%mm4 \n\t"\ 00496 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00497 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\ 00498 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\ 00499 "movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\ 00500 "pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\ 00501 #rounder ", %%mm0 \n\t"\ 00502 "paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\ 00503 "paddd %%mm0, %%mm0 \n\t" \ 00504 "psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\ 00505 "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\ 00506 "paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\ 00507 "movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\ 00508 "pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\ 00509 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\ 00510 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\ 00511 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 00512 "paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\ 00513 "psrad $" #shift ", %%mm7 \n\t"\ 00514 "psrad $" #shift ", %%mm4 \n\t"\ 00515 "movq %%mm1, %%mm2 \n\t" /* A1 a1 */\ 00516 "paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\ 00517 "psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\ 00518 "psrad $" #shift ", %%mm1 \n\t"\ 00519 "psrad $" #shift ", %%mm2 \n\t"\ 00520 "packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\ 00521 "packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\ 00522 "movq %%mm7, " #dst " \n\t"\ 00523 "movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\ 00524 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\ 00525 "movq %%mm2, 24+" #dst " \n\t"\ 00526 "pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\ 00527 "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\ 00528 "pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\ 00529 "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\ 00530 "movq %%mm0, %%mm2 \n\t" /* A2 a2 */\ 00531 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\ 00532 "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\ 00533 "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\ 00534 "psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\ 00535 "psrad $" #shift ", %%mm2 \n\t"\ 00536 "psrad $" #shift ", %%mm0 \n\t"\ 00537 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\ 00538 "paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\ 00539 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 00540 "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\ 00541 "psrad $" #shift ", %%mm6 \n\t"\ 00542 "packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\ 00543 "movq %%mm2, 8+" #dst " \n\t"\ 00544 "psrad $" #shift ", %%mm4 \n\t"\ 00545 "packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\ 00546 "movq %%mm4, 16+" #dst " \n\t"\ 00547 "jmp 2f \n\t"\ 00548 "1: \n\t"\ 00549 "pslld $16, %%mm0 \n\t"\ 00550 "paddd "MANGLE(d40000)", %%mm0 \n\t"\ 00551 "psrad $13, %%mm0 \n\t"\ 00552 "packssdw %%mm0, %%mm0 \n\t"\ 00553 "movq %%mm0, " #dst " \n\t"\ 00554 "movq %%mm0, 8+" #dst " \n\t"\ 00555 "movq %%mm0, 16+" #dst " \n\t"\ 00556 "movq %%mm0, 24+" #dst " \n\t"\ 00557 "2: \n\t" 00558 00559 #define Z_COND_IDCT(src0, src4, src1, src5, dst, rounder, shift, bt) \ 00560 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\ 00561 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\ 00562 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\ 00563 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\ 00564 "movq %%mm0, %%mm4 \n\t"\ 00565 "por %%mm1, %%mm4 \n\t"\ 00566 "por %%mm2, %%mm4 \n\t"\ 00567 "por %%mm3, %%mm4 \n\t"\ 00568 "packssdw %%mm4,%%mm4 \n\t"\ 00569 "movd %%mm4, %%eax \n\t"\ 00570 "orl %%eax, %%eax \n\t"\ 00571 "jz " #bt " \n\t"\ 00572 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\ 00573 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00574 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\ 00575 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 00576 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\ 00577 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\ 00578 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\ 00579 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\ 00580 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\ 00581 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\ 00582 #rounder ", %%mm4 \n\t"\ 00583 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00584 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\ 00585 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\ 00586 "movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\ 00587 "pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\ 00588 #rounder ", %%mm0 \n\t"\ 00589 "paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\ 00590 "paddd %%mm0, %%mm0 \n\t" \ 00591 "psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\ 00592 "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\ 00593 "paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\ 00594 "movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\ 00595 "pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\ 00596 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\ 00597 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\ 00598 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 00599 "paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\ 00600 "psrad $" #shift ", %%mm7 \n\t"\ 00601 "psrad $" #shift ", %%mm4 \n\t"\ 00602 "movq %%mm1, %%mm2 \n\t" /* A1 a1 */\ 00603 "paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\ 00604 "psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\ 00605 "psrad $" #shift ", %%mm1 \n\t"\ 00606 "psrad $" #shift ", %%mm2 \n\t"\ 00607 "packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\ 00608 "packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\ 00609 "movq %%mm7, " #dst " \n\t"\ 00610 "movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\ 00611 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\ 00612 "movq %%mm2, 24+" #dst " \n\t"\ 00613 "pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\ 00614 "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\ 00615 "pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\ 00616 "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\ 00617 "movq %%mm0, %%mm2 \n\t" /* A2 a2 */\ 00618 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\ 00619 "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\ 00620 "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\ 00621 "psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\ 00622 "psrad $" #shift ", %%mm2 \n\t"\ 00623 "psrad $" #shift ", %%mm0 \n\t"\ 00624 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\ 00625 "paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\ 00626 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 00627 "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\ 00628 "psrad $" #shift ", %%mm6 \n\t"\ 00629 "packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\ 00630 "movq %%mm2, 8+" #dst " \n\t"\ 00631 "psrad $" #shift ", %%mm4 \n\t"\ 00632 "packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\ 00633 "movq %%mm4, 16+" #dst " \n\t"\ 00634 00635 #define ROW_IDCT(src0, src4, src1, src5, dst, rounder, shift) \ 00636 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\ 00637 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\ 00638 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\ 00639 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\ 00640 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\ 00641 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00642 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\ 00643 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 00644 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\ 00645 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\ 00646 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\ 00647 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\ 00648 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\ 00649 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\ 00650 #rounder ", %%mm4 \n\t"\ 00651 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00652 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\ 00653 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\ 00654 "movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\ 00655 "pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\ 00656 #rounder ", %%mm0 \n\t"\ 00657 "paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\ 00658 "paddd %%mm0, %%mm0 \n\t" \ 00659 "psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\ 00660 "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\ 00661 "paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\ 00662 "movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\ 00663 "pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\ 00664 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\ 00665 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\ 00666 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 00667 "paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\ 00668 "psrad $" #shift ", %%mm7 \n\t"\ 00669 "psrad $" #shift ", %%mm4 \n\t"\ 00670 "movq %%mm1, %%mm2 \n\t" /* A1 a1 */\ 00671 "paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\ 00672 "psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\ 00673 "psrad $" #shift ", %%mm1 \n\t"\ 00674 "psrad $" #shift ", %%mm2 \n\t"\ 00675 "packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\ 00676 "packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\ 00677 "movq %%mm7, " #dst " \n\t"\ 00678 "movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\ 00679 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\ 00680 "movq %%mm2, 24+" #dst " \n\t"\ 00681 "pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\ 00682 "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\ 00683 "pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\ 00684 "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\ 00685 "movq %%mm0, %%mm2 \n\t" /* A2 a2 */\ 00686 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\ 00687 "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\ 00688 "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\ 00689 "psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\ 00690 "psrad $" #shift ", %%mm2 \n\t"\ 00691 "psrad $" #shift ", %%mm0 \n\t"\ 00692 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\ 00693 "paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\ 00694 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 00695 "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\ 00696 "psrad $" #shift ", %%mm6 \n\t"\ 00697 "packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\ 00698 "movq %%mm2, 8+" #dst " \n\t"\ 00699 "psrad $" #shift ", %%mm4 \n\t"\ 00700 "packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\ 00701 "movq %%mm4, 16+" #dst " \n\t"\ 00702 00703 //IDCT( src0, src4, src1, src5, dst, rounder, shift) 00704 DC_COND_IDCT( 0(%0), 8(%0), 16(%0), 24(%0), 0(%1),paddd 8(%2), 11) 00705 Z_COND_IDCT( 32(%0), 40(%0), 48(%0), 56(%0), 32(%1),paddd (%2), 11, 4f) 00706 Z_COND_IDCT( 64(%0), 72(%0), 80(%0), 88(%0), 64(%1),paddd (%2), 11, 2f) 00707 Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 1f) 00708 00709 #undef IDCT 00710 #define IDCT(src0, src4, src1, src5, dst, shift) \ 00711 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\ 00712 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\ 00713 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\ 00714 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\ 00715 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\ 00716 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00717 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\ 00718 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 00719 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\ 00720 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\ 00721 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\ 00722 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\ 00723 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00724 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\ 00725 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\ 00726 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\ 00727 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\ 00728 "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 00729 "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\ 00730 "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\ 00731 "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\ 00732 "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\ 00733 "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\ 00734 "paddd %%mm1, %%mm7 \n\t" /* B0 b0 */\ 00735 "movq 72(%2), %%mm1 \n\t" /* -C5 -C1 -C5 -C1 */\ 00736 "pmaddwd %%mm3, %%mm1 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\ 00737 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\ 00738 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\ 00739 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 00740 "paddd %%mm2, %%mm1 \n\t" /* B1 b1 */\ 00741 "psrad $" #shift ", %%mm7 \n\t"\ 00742 "psrad $" #shift ", %%mm4 \n\t"\ 00743 "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\ 00744 "paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\ 00745 "psubd %%mm1, %%mm2 \n\t" /* A1-B1 a1-b1 */\ 00746 "psrad $" #shift ", %%mm0 \n\t"\ 00747 "psrad $" #shift ", %%mm2 \n\t"\ 00748 "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\ 00749 "movd %%mm7, " #dst " \n\t"\ 00750 "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\ 00751 "movd %%mm0, 16+" #dst " \n\t"\ 00752 "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\ 00753 "movd %%mm2, 96+" #dst " \n\t"\ 00754 "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 00755 "movd %%mm4, 112+" #dst " \n\t"\ 00756 "movq " #src1 ", %%mm0 \n\t" /* R3 R1 r3 r1 */\ 00757 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\ 00758 "pmaddwd %%mm0, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\ 00759 "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\ 00760 "pmaddwd 96(%2), %%mm0 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\ 00761 "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\ 00762 "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\ 00763 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\ 00764 "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\ 00765 "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\ 00766 "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\ 00767 "psrad $" #shift ", %%mm2 \n\t"\ 00768 "psrad $" #shift ", %%mm5 \n\t"\ 00769 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\ 00770 "paddd %%mm0, %%mm3 \n\t" /* B3 b3 */\ 00771 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 00772 "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\ 00773 "psrad $" #shift ", %%mm6 \n\t"\ 00774 "psrad $" #shift ", %%mm4 \n\t"\ 00775 "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\ 00776 "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 00777 "movd %%mm2, 32+" #dst " \n\t"\ 00778 "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\ 00779 "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\ 00780 "movd %%mm6, 48+" #dst " \n\t"\ 00781 "movd %%mm4, 64+" #dst " \n\t"\ 00782 "movd %%mm5, 80+" #dst " \n\t" 00783 00784 00785 //IDCT( src0, src4, src1, src5, dst, shift) 00786 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20) 00787 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20) 00788 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20) 00789 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20) 00790 "jmp 9f \n\t" 00791 00792 "# .p2align 4 \n\t"\ 00793 "4: \n\t" 00794 Z_COND_IDCT( 64(%0), 72(%0), 80(%0), 88(%0), 64(%1),paddd (%2), 11, 6f) 00795 Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 5f) 00796 00797 #undef IDCT 00798 #define IDCT(src0, src4, src1, src5, dst, shift) \ 00799 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\ 00800 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\ 00801 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\ 00802 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\ 00803 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00804 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\ 00805 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 00806 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\ 00807 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\ 00808 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\ 00809 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\ 00810 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00811 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\ 00812 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\ 00813 "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 00814 "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\ 00815 "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\ 00816 "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\ 00817 "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\ 00818 "movq 72(%2), %%mm7 \n\t" /* -C5 -C1 -C5 -C1 */\ 00819 "pmaddwd %%mm3, %%mm7 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\ 00820 "paddd %%mm4, %%mm1 \n\t" /* A0+B0 a0+b0 */\ 00821 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\ 00822 "psubd %%mm1, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 00823 "psrad $" #shift ", %%mm1 \n\t"\ 00824 "psrad $" #shift ", %%mm4 \n\t"\ 00825 "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\ 00826 "paddd %%mm7, %%mm0 \n\t" /* A1+B1 a1+b1 */\ 00827 "psubd %%mm7, %%mm2 \n\t" /* A1-B1 a1-b1 */\ 00828 "psrad $" #shift ", %%mm0 \n\t"\ 00829 "psrad $" #shift ", %%mm2 \n\t"\ 00830 "packssdw %%mm1, %%mm1 \n\t" /* A0+B0 a0+b0 */\ 00831 "movd %%mm1, " #dst " \n\t"\ 00832 "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\ 00833 "movd %%mm0, 16+" #dst " \n\t"\ 00834 "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\ 00835 "movd %%mm2, 96+" #dst " \n\t"\ 00836 "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 00837 "movd %%mm4, 112+" #dst " \n\t"\ 00838 "movq 88(%2), %%mm1 \n\t" /* C3 C7 C3 C7 */\ 00839 "pmaddwd %%mm3, %%mm1 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\ 00840 "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\ 00841 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\ 00842 "paddd %%mm1, %%mm2 \n\t" /* A2+B2 a2+b2 */\ 00843 "psubd %%mm1, %%mm5 \n\t" /* a2-B2 a2-b2 */\ 00844 "psrad $" #shift ", %%mm2 \n\t"\ 00845 "psrad $" #shift ", %%mm5 \n\t"\ 00846 "movq %%mm6, %%mm1 \n\t" /* A3 a3 */\ 00847 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 00848 "psubd %%mm3, %%mm1 \n\t" /* a3-B3 a3-b3 */\ 00849 "psrad $" #shift ", %%mm6 \n\t"\ 00850 "psrad $" #shift ", %%mm1 \n\t"\ 00851 "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\ 00852 "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 00853 "movd %%mm2, 32+" #dst " \n\t"\ 00854 "packssdw %%mm1, %%mm1 \n\t" /* A3-B3 a3-b3 */\ 00855 "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\ 00856 "movd %%mm6, 48+" #dst " \n\t"\ 00857 "movd %%mm1, 64+" #dst " \n\t"\ 00858 "movd %%mm5, 80+" #dst " \n\t" 00859 00860 //IDCT( src0, src4, src1, src5, dst, shift) 00861 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20) 00862 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20) 00863 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20) 00864 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20) 00865 "jmp 9f \n\t" 00866 00867 "# .p2align 4 \n\t"\ 00868 "6: \n\t" 00869 Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 7f) 00870 00871 #undef IDCT 00872 #define IDCT(src0, src4, src1, src5, dst, shift) \ 00873 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\ 00874 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\ 00875 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\ 00876 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00877 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\ 00878 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 00879 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00880 "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 00881 "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\ 00882 "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\ 00883 "movq 72(%2), %%mm7 \n\t" /* -C5 -C1 -C5 -C1 */\ 00884 "pmaddwd %%mm3, %%mm7 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\ 00885 "paddd %%mm4, %%mm1 \n\t" /* A0+B0 a0+b0 */\ 00886 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\ 00887 "psubd %%mm1, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 00888 "psrad $" #shift ", %%mm1 \n\t"\ 00889 "psrad $" #shift ", %%mm4 \n\t"\ 00890 "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\ 00891 "paddd %%mm7, %%mm0 \n\t" /* A1+B1 a1+b1 */\ 00892 "psubd %%mm7, %%mm2 \n\t" /* A1-B1 a1-b1 */\ 00893 "psrad $" #shift ", %%mm0 \n\t"\ 00894 "psrad $" #shift ", %%mm2 \n\t"\ 00895 "packssdw %%mm1, %%mm1 \n\t" /* A0+B0 a0+b0 */\ 00896 "movd %%mm1, " #dst " \n\t"\ 00897 "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\ 00898 "movd %%mm0, 16+" #dst " \n\t"\ 00899 "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\ 00900 "movd %%mm2, 96+" #dst " \n\t"\ 00901 "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 00902 "movd %%mm4, 112+" #dst " \n\t"\ 00903 "movq 88(%2), %%mm1 \n\t" /* C3 C7 C3 C7 */\ 00904 "pmaddwd %%mm3, %%mm1 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\ 00905 "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\ 00906 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\ 00907 "paddd %%mm1, %%mm2 \n\t" /* A2+B2 a2+b2 */\ 00908 "psubd %%mm1, %%mm5 \n\t" /* a2-B2 a2-b2 */\ 00909 "psrad $" #shift ", %%mm2 \n\t"\ 00910 "psrad $" #shift ", %%mm5 \n\t"\ 00911 "movq %%mm6, %%mm1 \n\t" /* A3 a3 */\ 00912 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 00913 "psubd %%mm3, %%mm1 \n\t" /* a3-B3 a3-b3 */\ 00914 "psrad $" #shift ", %%mm6 \n\t"\ 00915 "psrad $" #shift ", %%mm1 \n\t"\ 00916 "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\ 00917 "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 00918 "movd %%mm2, 32+" #dst " \n\t"\ 00919 "packssdw %%mm1, %%mm1 \n\t" /* A3-B3 a3-b3 */\ 00920 "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\ 00921 "movd %%mm6, 48+" #dst " \n\t"\ 00922 "movd %%mm1, 64+" #dst " \n\t"\ 00923 "movd %%mm5, 80+" #dst " \n\t" 00924 00925 00926 //IDCT( src0, src4, src1, src5, dst, shift) 00927 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20) 00928 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20) 00929 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20) 00930 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20) 00931 "jmp 9f \n\t" 00932 00933 "# .p2align 4 \n\t"\ 00934 "2: \n\t" 00935 Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 3f) 00936 00937 #undef IDCT 00938 #define IDCT(src0, src4, src1, src5, dst, shift) \ 00939 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\ 00940 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\ 00941 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\ 00942 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\ 00943 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00944 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\ 00945 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 00946 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 00947 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\ 00948 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\ 00949 "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 00950 "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\ 00951 "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\ 00952 "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\ 00953 "paddd %%mm1, %%mm7 \n\t" /* B0 b0 */\ 00954 "movq 72(%2), %%mm1 \n\t" /* -C5 -C1 -C5 -C1 */\ 00955 "pmaddwd %%mm3, %%mm1 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\ 00956 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\ 00957 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\ 00958 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 00959 "paddd %%mm2, %%mm1 \n\t" /* B1 b1 */\ 00960 "psrad $" #shift ", %%mm7 \n\t"\ 00961 "psrad $" #shift ", %%mm4 \n\t"\ 00962 "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\ 00963 "paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\ 00964 "psubd %%mm1, %%mm2 \n\t" /* A1-B1 a1-b1 */\ 00965 "psrad $" #shift ", %%mm0 \n\t"\ 00966 "psrad $" #shift ", %%mm2 \n\t"\ 00967 "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\ 00968 "movd %%mm7, " #dst " \n\t"\ 00969 "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\ 00970 "movd %%mm0, 16+" #dst " \n\t"\ 00971 "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\ 00972 "movd %%mm2, 96+" #dst " \n\t"\ 00973 "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 00974 "movd %%mm4, 112+" #dst " \n\t"\ 00975 "movq " #src1 ", %%mm0 \n\t" /* R3 R1 r3 r1 */\ 00976 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\ 00977 "pmaddwd %%mm0, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\ 00978 "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\ 00979 "pmaddwd 96(%2), %%mm0 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\ 00980 "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\ 00981 "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\ 00982 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\ 00983 "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\ 00984 "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\ 00985 "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\ 00986 "psrad $" #shift ", %%mm2 \n\t"\ 00987 "psrad $" #shift ", %%mm5 \n\t"\ 00988 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\ 00989 "paddd %%mm0, %%mm3 \n\t" /* B3 b3 */\ 00990 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 00991 "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\ 00992 "psrad $" #shift ", %%mm6 \n\t"\ 00993 "psrad $" #shift ", %%mm4 \n\t"\ 00994 "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\ 00995 "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 00996 "movd %%mm2, 32+" #dst " \n\t"\ 00997 "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\ 00998 "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\ 00999 "movd %%mm6, 48+" #dst " \n\t"\ 01000 "movd %%mm4, 64+" #dst " \n\t"\ 01001 "movd %%mm5, 80+" #dst " \n\t" 01002 01003 //IDCT( src0, src4, src1, src5, dst, shift) 01004 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20) 01005 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20) 01006 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20) 01007 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20) 01008 "jmp 9f \n\t" 01009 01010 "# .p2align 4 \n\t"\ 01011 "3: \n\t" 01012 #undef IDCT 01013 #define IDCT(src0, src4, src1, src5, dst, shift) \ 01014 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\ 01015 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\ 01016 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\ 01017 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 01018 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\ 01019 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 01020 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 01021 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\ 01022 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\ 01023 "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 01024 "movq 64(%2), %%mm3 \n\t"\ 01025 "pmaddwd %%mm2, %%mm3 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\ 01026 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\ 01027 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\ 01028 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 01029 "psrad $" #shift ", %%mm7 \n\t"\ 01030 "psrad $" #shift ", %%mm4 \n\t"\ 01031 "movq %%mm0, %%mm1 \n\t" /* A1 a1 */\ 01032 "paddd %%mm3, %%mm0 \n\t" /* A1+B1 a1+b1 */\ 01033 "psubd %%mm3, %%mm1 \n\t" /* A1-B1 a1-b1 */\ 01034 "psrad $" #shift ", %%mm0 \n\t"\ 01035 "psrad $" #shift ", %%mm1 \n\t"\ 01036 "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\ 01037 "movd %%mm7, " #dst " \n\t"\ 01038 "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\ 01039 "movd %%mm0, 16+" #dst " \n\t"\ 01040 "packssdw %%mm1, %%mm1 \n\t" /* A1-B1 a1-b1 */\ 01041 "movd %%mm1, 96+" #dst " \n\t"\ 01042 "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 01043 "movd %%mm4, 112+" #dst " \n\t"\ 01044 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\ 01045 "pmaddwd %%mm2, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\ 01046 "pmaddwd 96(%2), %%mm2 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\ 01047 "movq %%mm5, %%mm1 \n\t" /* A2 a2 */\ 01048 "paddd %%mm4, %%mm1 \n\t" /* A2+B2 a2+b2 */\ 01049 "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\ 01050 "psrad $" #shift ", %%mm1 \n\t"\ 01051 "psrad $" #shift ", %%mm5 \n\t"\ 01052 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\ 01053 "paddd %%mm2, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 01054 "psubd %%mm2, %%mm4 \n\t" /* a3-B3 a3-b3 */\ 01055 "psrad $" #shift ", %%mm6 \n\t"\ 01056 "psrad $" #shift ", %%mm4 \n\t"\ 01057 "packssdw %%mm1, %%mm1 \n\t" /* A2+B2 a2+b2 */\ 01058 "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 01059 "movd %%mm1, 32+" #dst " \n\t"\ 01060 "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\ 01061 "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\ 01062 "movd %%mm6, 48+" #dst " \n\t"\ 01063 "movd %%mm4, 64+" #dst " \n\t"\ 01064 "movd %%mm5, 80+" #dst " \n\t" 01065 01066 01067 //IDCT( src0, src4, src1, src5, dst, shift) 01068 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20) 01069 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20) 01070 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20) 01071 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20) 01072 "jmp 9f \n\t" 01073 01074 "# .p2align 4 \n\t"\ 01075 "5: \n\t" 01076 #undef IDCT 01077 #define IDCT(src0, src4, src1, src5, dst, shift) \ 01078 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\ 01079 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\ 01080 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\ 01081 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 01082 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\ 01083 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 01084 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\ 01085 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\ 01086 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\ 01087 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\ 01088 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 01089 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\ 01090 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\ 01091 "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 01092 "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\ 01093 "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\ 01094 "movq 8+" #src0 ", %%mm2 \n\t" /* R4 R0 r4 r0 */\ 01095 "movq 8+" #src4 ", %%mm3 \n\t" /* R6 R2 r6 r2 */\ 01096 "movq 16(%2), %%mm1 \n\t" /* C4 C4 C4 C4 */\ 01097 "pmaddwd %%mm2, %%mm1 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 01098 "movq 24(%2), %%mm7 \n\t" /* -C4 C4 -C4 C4 */\ 01099 "pmaddwd %%mm7, %%mm2 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 01100 "movq 32(%2), %%mm7 \n\t" /* C6 C2 C6 C2 */\ 01101 "pmaddwd %%mm3, %%mm7 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\ 01102 "pmaddwd 40(%2), %%mm3 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\ 01103 "paddd %%mm1, %%mm7 \n\t" /* A0 a0 */\ 01104 "paddd %%mm1, %%mm1 \n\t" /* 2C0 2c0 */\ 01105 "psubd %%mm7, %%mm1 \n\t" /* A3 a3 */\ 01106 "paddd %%mm2, %%mm3 \n\t" /* A1 a1 */\ 01107 "paddd %%mm2, %%mm2 \n\t" /* 2C1 2c1 */\ 01108 "psubd %%mm3, %%mm2 \n\t" /* A2 a2 */\ 01109 "psrad $" #shift ", %%mm4 \n\t"\ 01110 "psrad $" #shift ", %%mm7 \n\t"\ 01111 "psrad $" #shift ", %%mm3 \n\t"\ 01112 "packssdw %%mm7, %%mm4 \n\t" /* A0 a0 */\ 01113 "movq %%mm4, " #dst " \n\t"\ 01114 "psrad $" #shift ", %%mm0 \n\t"\ 01115 "packssdw %%mm3, %%mm0 \n\t" /* A1 a1 */\ 01116 "movq %%mm0, 16+" #dst " \n\t"\ 01117 "movq %%mm0, 96+" #dst " \n\t"\ 01118 "movq %%mm4, 112+" #dst " \n\t"\ 01119 "psrad $" #shift ", %%mm5 \n\t"\ 01120 "psrad $" #shift ", %%mm6 \n\t"\ 01121 "psrad $" #shift ", %%mm2 \n\t"\ 01122 "packssdw %%mm2, %%mm5 \n\t" /* A2-B2 a2-b2 */\ 01123 "movq %%mm5, 32+" #dst " \n\t"\ 01124 "psrad $" #shift ", %%mm1 \n\t"\ 01125 "packssdw %%mm1, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 01126 "movq %%mm6, 48+" #dst " \n\t"\ 01127 "movq %%mm6, 64+" #dst " \n\t"\ 01128 "movq %%mm5, 80+" #dst " \n\t" 01129 01130 01131 //IDCT( src0, src4, src1, src5, dst, shift) 01132 IDCT( 0(%1), 64(%1), 32(%1), 96(%1), 0(%0), 20) 01133 //IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20) 01134 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20) 01135 //IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20) 01136 "jmp 9f \n\t" 01137 01138 01139 "# .p2align 4 \n\t"\ 01140 "1: \n\t" 01141 #undef IDCT 01142 #define IDCT(src0, src4, src1, src5, dst, shift) \ 01143 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\ 01144 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\ 01145 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\ 01146 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\ 01147 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 01148 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\ 01149 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 01150 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\ 01151 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\ 01152 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\ 01153 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\ 01154 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 01155 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\ 01156 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\ 01157 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\ 01158 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\ 01159 "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 01160 "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\ 01161 "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\ 01162 "movq 64(%2), %%mm1 \n\t"\ 01163 "pmaddwd %%mm2, %%mm1 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\ 01164 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\ 01165 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\ 01166 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 01167 "psrad $" #shift ", %%mm7 \n\t"\ 01168 "psrad $" #shift ", %%mm4 \n\t"\ 01169 "movq %%mm0, %%mm3 \n\t" /* A1 a1 */\ 01170 "paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\ 01171 "psubd %%mm1, %%mm3 \n\t" /* A1-B1 a1-b1 */\ 01172 "psrad $" #shift ", %%mm0 \n\t"\ 01173 "psrad $" #shift ", %%mm3 \n\t"\ 01174 "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\ 01175 "movd %%mm7, " #dst " \n\t"\ 01176 "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\ 01177 "movd %%mm0, 16+" #dst " \n\t"\ 01178 "packssdw %%mm3, %%mm3 \n\t" /* A1-B1 a1-b1 */\ 01179 "movd %%mm3, 96+" #dst " \n\t"\ 01180 "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\ 01181 "movd %%mm4, 112+" #dst " \n\t"\ 01182 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\ 01183 "pmaddwd %%mm2, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\ 01184 "pmaddwd 96(%2), %%mm2 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\ 01185 "movq %%mm5, %%mm3 \n\t" /* A2 a2 */\ 01186 "paddd %%mm4, %%mm3 \n\t" /* A2+B2 a2+b2 */\ 01187 "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\ 01188 "psrad $" #shift ", %%mm3 \n\t"\ 01189 "psrad $" #shift ", %%mm5 \n\t"\ 01190 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\ 01191 "paddd %%mm2, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 01192 "psubd %%mm2, %%mm4 \n\t" /* a3-B3 a3-b3 */\ 01193 "psrad $" #shift ", %%mm6 \n\t"\ 01194 "packssdw %%mm3, %%mm3 \n\t" /* A2+B2 a2+b2 */\ 01195 "movd %%mm3, 32+" #dst " \n\t"\ 01196 "psrad $" #shift ", %%mm4 \n\t"\ 01197 "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\ 01198 "movd %%mm6, 48+" #dst " \n\t"\ 01199 "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\ 01200 "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\ 01201 "movd %%mm4, 64+" #dst " \n\t"\ 01202 "movd %%mm5, 80+" #dst " \n\t" 01203 01204 01205 //IDCT( src0, src4, src1, src5, dst, shift) 01206 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20) 01207 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20) 01208 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20) 01209 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20) 01210 "jmp 9f \n\t" 01211 01212 01213 "# .p2align 4 \n\t" 01214 "7: \n\t" 01215 #undef IDCT 01216 #define IDCT(src0, src4, src1, src5, dst, shift) \ 01217 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\ 01218 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\ 01219 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 01220 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\ 01221 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 01222 "psrad $" #shift ", %%mm4 \n\t"\ 01223 "psrad $" #shift ", %%mm0 \n\t"\ 01224 "movq 8+" #src0 ", %%mm2 \n\t" /* R4 R0 r4 r0 */\ 01225 "movq 16(%2), %%mm1 \n\t" /* C4 C4 C4 C4 */\ 01226 "pmaddwd %%mm2, %%mm1 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\ 01227 "movq 24(%2), %%mm7 \n\t" /* -C4 C4 -C4 C4 */\ 01228 "pmaddwd %%mm7, %%mm2 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\ 01229 "movq 32(%2), %%mm7 \n\t" /* C6 C2 C6 C2 */\ 01230 "psrad $" #shift ", %%mm1 \n\t"\ 01231 "packssdw %%mm1, %%mm4 \n\t" /* A0 a0 */\ 01232 "movq %%mm4, " #dst " \n\t"\ 01233 "psrad $" #shift ", %%mm2 \n\t"\ 01234 "packssdw %%mm2, %%mm0 \n\t" /* A1 a1 */\ 01235 "movq %%mm0, 16+" #dst " \n\t"\ 01236 "movq %%mm0, 96+" #dst " \n\t"\ 01237 "movq %%mm4, 112+" #dst " \n\t"\ 01238 "movq %%mm0, 32+" #dst " \n\t"\ 01239 "movq %%mm4, 48+" #dst " \n\t"\ 01240 "movq %%mm4, 64+" #dst " \n\t"\ 01241 "movq %%mm0, 80+" #dst " \n\t" 01242 01243 //IDCT( src0, src4, src1, src5, dst, shift) 01244 IDCT( 0(%1), 64(%1), 32(%1), 96(%1), 0(%0), 20) 01245 //IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20) 01246 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20) 01247 //IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20) 01248 01249 01250 #endif 01251 01252 /* 01253 Input 01254 00 40 04 44 20 60 24 64 01255 10 30 14 34 50 70 54 74 01256 01 41 03 43 21 61 23 63 01257 11 31 13 33 51 71 53 73 01258 02 42 06 46 22 62 26 66 01259 12 32 16 36 52 72 56 76 01260 05 45 07 47 25 65 27 67 01261 15 35 17 37 55 75 57 77 01262 01263 Temp 01264 00 04 10 14 20 24 30 34 01265 40 44 50 54 60 64 70 74 01266 01 03 11 13 21 23 31 33 01267 41 43 51 53 61 63 71 73 01268 02 06 12 16 22 26 32 36 01269 42 46 52 56 62 66 72 76 01270 05 07 15 17 25 27 35 37 01271 45 47 55 57 65 67 75 77 01272 */ 01273 01274 "9: \n\t" 01275 :: "r" (block), "r" (temp), "r" (coeffs) 01276 : "%eax" 01277 ); 01278 } 01279 01280 void ff_simple_idct_mmx(int16_t *block) 01281 { 01282 idct(block); 01283 } 01284 01285 //FIXME merge add/put into the idct 01286 01287 void ff_simple_idct_put_mmx(uint8_t *dest, int line_size, DCTELEM *block) 01288 { 01289 idct(block); 01290 ff_put_pixels_clamped_mmx(block, dest, line_size); 01291 } 01292 void ff_simple_idct_add_mmx(uint8_t *dest, int line_size, DCTELEM *block) 01293 { 01294 idct(block); 01295 ff_add_pixels_clamped_mmx(block, dest, line_size); 01296 }