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Rename dec2() function
[FFMpeg-mirror/DVCPRO-HD.git] / libavcodec / i386 / simple_idct_mmx.c
blob04b28f50c15698b91c2b7b045430d3103eaa9099
1 /*
2 * Simple IDCT MMX
3 *
4 * Copyright (c) 2001, 2002 Michael Niedermayer <michaelni@gmx.at>
5 *
6 * This file is part of FFmpeg.
7 *
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22 #include "libavcodec/dsputil.h"
23 #include "libavcodec/simple_idct.h"
24
25 /*
26 23170.475006
27 22725.260826
28 21406.727617
29 19265.545870
30 16384.000000
31 12872.826198
32 8866.956905
33 4520.335430
34 */
35 #define C0 23170 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
36 #define C1 22725 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
37 #define C2 21407 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
38 #define C3 19266 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
39 #if 0
40 #define C4 16384 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
41 #else
42 #define C4 16383 //cos(i*M_PI/16)*sqrt(2)*(1<<14) - 0.5
43 #endif
44 #define C5 12873 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
45 #define C6 8867 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
46 #define C7 4520 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
47
48 #define ROW_SHIFT 11
49 #define COL_SHIFT 20 // 6
50
51 DECLARE_ASM_CONST(8, uint64_t, wm1010)= 0xFFFF0000FFFF0000ULL;
52 DECLARE_ASM_CONST(8, uint64_t, d40000)= 0x0000000000040000ULL;
53
54 DECLARE_ALIGNED(8, static const int16_t, coeffs[])= {
55 1<<(ROW_SHIFT-1), 0, 1<<(ROW_SHIFT-1), 0,
56 // 1<<(COL_SHIFT-1), 0, 1<<(COL_SHIFT-1), 0,
57 // 0, 1<<(COL_SHIFT-1-16), 0, 1<<(COL_SHIFT-1-16),
58 1<<(ROW_SHIFT-1), 1, 1<<(ROW_SHIFT-1), 0,
59 // the 1 = ((1<<(COL_SHIFT-1))/C4)<<ROW_SHIFT :)
60 // 0, 0, 0, 0,
61 // 0, 0, 0, 0,
62
63 C4, C4, C4, C4,
64 C4, -C4, C4, -C4,
65
66 C2, C6, C2, C6,
67 C6, -C2, C6, -C2,
68
69 C1, C3, C1, C3,
70 C5, C7, C5, C7,
71
72 C3, -C7, C3, -C7,
73 -C1, -C5, -C1, -C5,
74
75 C5, -C1, C5, -C1,
76 C7, C3, C7, C3,
77
78 C7, -C5, C7, -C5,
79 C3, -C1, C3, -C1
80 };
81
82 #if 0
83 static void unused_var_killer(){
84 int a= wm1010 + d40000;
85 temp[0]=a;
86 }
87
88 static void inline idctCol (int16_t * col, int16_t *input)
89 {
90 #undef C0
91 #undef C1
92 #undef C2
93 #undef C3
94 #undef C4
95 #undef C5
96 #undef C6
97 #undef C7
98 int a0, a1, a2, a3, b0, b1, b2, b3;
99 const int C0 = 23170; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
100 const int C1 = 22725; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
101 const int C2 = 21407; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
102 const int C3 = 19266; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
103 const int C4 = 16383; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
104 const int C5 = 12873; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
105 const int C6 = 8867; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
106 const int C7 = 4520; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
107 /*
108 if( !(col[8*1] | col[8*2] |col[8*3] |col[8*4] |col[8*5] |col[8*6] | col[8*7])) {
109 col[8*0] = col[8*1] = col[8*2] = col[8*3] = col[8*4] =
110 col[8*5] = col[8*6] = col[8*7] = col[8*0]<<3;
111 return;
112 }*/
113
114 col[8*0] = input[8*0 + 0];
115 col[8*1] = input[8*2 + 0];
116 col[8*2] = input[8*0 + 1];
117 col[8*3] = input[8*2 + 1];
118 col[8*4] = input[8*4 + 0];
119 col[8*5] = input[8*6 + 0];
120 col[8*6] = input[8*4 + 1];
121 col[8*7] = input[8*6 + 1];
122
123 a0 = C4*col[8*0] + C2*col[8*2] + C4*col[8*4] + C6*col[8*6] + (1<<(COL_SHIFT-1));
124 a1 = C4*col[8*0] + C6*col[8*2] - C4*col[8*4] - C2*col[8*6] + (1<<(COL_SHIFT-1));
125 a2 = C4*col[8*0] - C6*col[8*2] - C4*col[8*4] + C2*col[8*6] + (1<<(COL_SHIFT-1));
126 a3 = C4*col[8*0] - C2*col[8*2] + C4*col[8*4] - C6*col[8*6] + (1<<(COL_SHIFT-1));
127
128 b0 = C1*col[8*1] + C3*col[8*3] + C5*col[8*5] + C7*col[8*7];
129 b1 = C3*col[8*1] - C7*col[8*3] - C1*col[8*5] - C5*col[8*7];
130 b2 = C5*col[8*1] - C1*col[8*3] + C7*col[8*5] + C3*col[8*7];
131 b3 = C7*col[8*1] - C5*col[8*3] + C3*col[8*5] - C1*col[8*7];
132
133 col[8*0] = (a0 + b0) >> COL_SHIFT;
134 col[8*1] = (a1 + b1) >> COL_SHIFT;
135 col[8*2] = (a2 + b2) >> COL_SHIFT;
136 col[8*3] = (a3 + b3) >> COL_SHIFT;
137 col[8*4] = (a3 - b3) >> COL_SHIFT;
138 col[8*5] = (a2 - b2) >> COL_SHIFT;
139 col[8*6] = (a1 - b1) >> COL_SHIFT;
140 col[8*7] = (a0 - b0) >> COL_SHIFT;
141 }
142
143 static void inline idctRow (int16_t * output, int16_t * input)
144 {
145 int16_t row[8];
146
147 int a0, a1, a2, a3, b0, b1, b2, b3;
148 const int C0 = 23170; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
149 const int C1 = 22725; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
150 const int C2 = 21407; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
151 const int C3 = 19266; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
152 const int C4 = 16383; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
153 const int C5 = 12873; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
154 const int C6 = 8867; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
155 const int C7 = 4520; //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
156
157 row[0] = input[0];
158 row[2] = input[1];
159 row[4] = input[4];
160 row[6] = input[5];
161 row[1] = input[8];
162 row[3] = input[9];
163 row[5] = input[12];
164 row[7] = input[13];
165
166 if( !(row[1] | row[2] |row[3] |row[4] |row[5] |row[6] | row[7]) ) {
167 row[0] = row[1] = row[2] = row[3] = row[4] =
168 row[5] = row[6] = row[7] = row[0]<<3;
169 output[0] = row[0];
170 output[2] = row[1];
171 output[4] = row[2];
172 output[6] = row[3];
173 output[8] = row[4];
174 output[10] = row[5];
175 output[12] = row[6];
176 output[14] = row[7];
177 return;
178 }
179
180 a0 = C4*row[0] + C2*row[2] + C4*row[4] + C6*row[6] + (1<<(ROW_SHIFT-1));
181 a1 = C4*row[0] + C6*row[2] - C4*row[4] - C2*row[6] + (1<<(ROW_SHIFT-1));
182 a2 = C4*row[0] - C6*row[2] - C4*row[4] + C2*row[6] + (1<<(ROW_SHIFT-1));
183 a3 = C4*row[0] - C2*row[2] + C4*row[4] - C6*row[6] + (1<<(ROW_SHIFT-1));
184
185 b0 = C1*row[1] + C3*row[3] + C5*row[5] + C7*row[7];
186 b1 = C3*row[1] - C7*row[3] - C1*row[5] - C5*row[7];
187 b2 = C5*row[1] - C1*row[3] + C7*row[5] + C3*row[7];
188 b3 = C7*row[1] - C5*row[3] + C3*row[5] - C1*row[7];
189
190 row[0] = (a0 + b0) >> ROW_SHIFT;
191 row[1] = (a1 + b1) >> ROW_SHIFT;
192 row[2] = (a2 + b2) >> ROW_SHIFT;
193 row[3] = (a3 + b3) >> ROW_SHIFT;
194 row[4] = (a3 - b3) >> ROW_SHIFT;
195 row[5] = (a2 - b2) >> ROW_SHIFT;
196 row[6] = (a1 - b1) >> ROW_SHIFT;
197 row[7] = (a0 - b0) >> ROW_SHIFT;
198
199 output[0] = row[0];
200 output[2] = row[1];
201 output[4] = row[2];
202 output[6] = row[3];
203 output[8] = row[4];
204 output[10] = row[5];
205 output[12] = row[6];
206 output[14] = row[7];
207 }
208 #endif
209
210 static inline void idct(int16_t *block)
211 {
212 DECLARE_ALIGNED(8, int64_t, align_tmp[16]);
213 int16_t * const temp= (int16_t*)align_tmp;
214
215 asm volatile(
216 #if 0 //Alternative, simpler variant
217
218 #define ROW_IDCT(src0, src4, src1, src5, dst, rounder, shift) \
219 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
220 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
221 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
222 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
223 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
224 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
225 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
226 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
227 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
228 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
229 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
230 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
231 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
232 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
233 #rounder ", %%mm4 \n\t"\
234 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
235 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
236 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
237 "movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\
238 "pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
239 #rounder ", %%mm0 \n\t"\
240 "paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\
241 "paddd %%mm0, %%mm0 \n\t" \
242 "psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\
243 "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
244 "paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\
245 "movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\
246 "pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
247 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
248 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
249 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
250 "paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\
251 "psrad $" #shift ", %%mm7 \n\t"\
252 "psrad $" #shift ", %%mm4 \n\t"\
253 "movq %%mm1, %%mm2 \n\t" /* A1 a1 */\
254 "paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\
255 "psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\
256 "psrad $" #shift ", %%mm1 \n\t"\
257 "psrad $" #shift ", %%mm2 \n\t"\
258 "packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\
259 "packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\
260 "movq %%mm7, " #dst " \n\t"\
261 "movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\
262 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
263 "movq %%mm2, 24+" #dst " \n\t"\
264 "pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
265 "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
266 "pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
267 "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
268 "movq %%mm0, %%mm2 \n\t" /* A2 a2 */\
269 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
270 "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
271 "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
272 "psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\
273 "psrad $" #shift ", %%mm2 \n\t"\
274 "psrad $" #shift ", %%mm0 \n\t"\
275 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
276 "paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\
277 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
278 "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
279 "psrad $" #shift ", %%mm6 \n\t"\
280 "packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\
281 "movq %%mm2, 8+" #dst " \n\t"\
282 "psrad $" #shift ", %%mm4 \n\t"\
283 "packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\
284 "movq %%mm4, 16+" #dst " \n\t"\
285
286 #define COL_IDCT(src0, src4, src1, src5, dst, shift) \
287 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
288 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
289 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
290 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
291 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
292 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
293 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
294 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
295 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
296 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
297 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
298 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
299 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
300 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
301 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
302 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
303 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
304 "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
305 "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
306 "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
307 "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
308 "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
309 "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
310 "paddd %%mm1, %%mm7 \n\t" /* B0 b0 */\
311 "movq 72(%2), %%mm1 \n\t" /* -C5 -C1 -C5 -C1 */\
312 "pmaddwd %%mm3, %%mm1 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
313 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
314 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
315 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
316 "paddd %%mm2, %%mm1 \n\t" /* B1 b1 */\
317 "psrad $" #shift ", %%mm7 \n\t"\
318 "psrad $" #shift ", %%mm4 \n\t"\
319 "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
320 "paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\
321 "psubd %%mm1, %%mm2 \n\t" /* A1-B1 a1-b1 */\
322 "psrad $" #shift ", %%mm0 \n\t"\
323 "psrad $" #shift ", %%mm2 \n\t"\
324 "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
325 "movd %%mm7, " #dst " \n\t"\
326 "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
327 "movd %%mm0, 16+" #dst " \n\t"\
328 "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
329 "movd %%mm2, 96+" #dst " \n\t"\
330 "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
331 "movd %%mm4, 112+" #dst " \n\t"\
332 "movq " #src1 ", %%mm0 \n\t" /* R3 R1 r3 r1 */\
333 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
334 "pmaddwd %%mm0, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
335 "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
336 "pmaddwd 96(%2), %%mm0 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
337 "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
338 "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
339 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
340 "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
341 "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
342 "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
343 "psrad $" #shift ", %%mm2 \n\t"\
344 "psrad $" #shift ", %%mm5 \n\t"\
345 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
346 "paddd %%mm0, %%mm3 \n\t" /* B3 b3 */\
347 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
348 "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
349 "psrad $" #shift ", %%mm6 \n\t"\
350 "psrad $" #shift ", %%mm4 \n\t"\
351 "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
352 "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
353 "movd %%mm2, 32+" #dst " \n\t"\
354 "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
355 "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
356 "movd %%mm6, 48+" #dst " \n\t"\
357 "movd %%mm4, 64+" #dst " \n\t"\
358 "movd %%mm5, 80+" #dst " \n\t"\
359
360
361 #define DC_COND_ROW_IDCT(src0, src4, src1, src5, dst, rounder, shift) \
362 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
363 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
364 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
365 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
366 "movq "MANGLE(wm1010)", %%mm4 \n\t"\
367 "pand %%mm0, %%mm4 \n\t"\
368 "por %%mm1, %%mm4 \n\t"\
369 "por %%mm2, %%mm4 \n\t"\
370 "por %%mm3, %%mm4 \n\t"\
371 "packssdw %%mm4,%%mm4 \n\t"\
372 "movd %%mm4, %%eax \n\t"\
373 "orl %%eax, %%eax \n\t"\
374 "jz 1f \n\t"\
375 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
376 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
377 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
378 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
379 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
380 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
381 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
382 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
383 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
384 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
385 #rounder ", %%mm4 \n\t"\
386 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
387 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
388 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
389 "movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\
390 "pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
391 #rounder ", %%mm0 \n\t"\
392 "paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\
393 "paddd %%mm0, %%mm0 \n\t" \
394 "psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\
395 "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
396 "paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\
397 "movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\
398 "pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
399 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
400 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
401 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
402 "paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\
403 "psrad $" #shift ", %%mm7 \n\t"\
404 "psrad $" #shift ", %%mm4 \n\t"\
405 "movq %%mm1, %%mm2 \n\t" /* A1 a1 */\
406 "paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\
407 "psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\
408 "psrad $" #shift ", %%mm1 \n\t"\
409 "psrad $" #shift ", %%mm2 \n\t"\
410 "packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\
411 "packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\
412 "movq %%mm7, " #dst " \n\t"\
413 "movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\
414 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
415 "movq %%mm2, 24+" #dst " \n\t"\
416 "pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
417 "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
418 "pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
419 "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
420 "movq %%mm0, %%mm2 \n\t" /* A2 a2 */\
421 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
422 "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
423 "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
424 "psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\
425 "psrad $" #shift ", %%mm2 \n\t"\
426 "psrad $" #shift ", %%mm0 \n\t"\
427 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
428 "paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\
429 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
430 "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
431 "psrad $" #shift ", %%mm6 \n\t"\
432 "packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\
433 "movq %%mm2, 8+" #dst " \n\t"\
434 "psrad $" #shift ", %%mm4 \n\t"\
435 "packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\
436 "movq %%mm4, 16+" #dst " \n\t"\
437 "jmp 2f \n\t"\
438 "1: \n\t"\
439 "pslld $16, %%mm0 \n\t"\
440 "#paddd "MANGLE(d40000)", %%mm0 \n\t"\
441 "psrad $13, %%mm0 \n\t"\
442 "packssdw %%mm0, %%mm0 \n\t"\
443 "movq %%mm0, " #dst " \n\t"\
444 "movq %%mm0, 8+" #dst " \n\t"\
445 "movq %%mm0, 16+" #dst " \n\t"\
446 "movq %%mm0, 24+" #dst " \n\t"\
447 "2: \n\t"
448
449
450 //IDCT( src0, src4, src1, src5, dst, rounder, shift)
451 ROW_IDCT( (%0), 8(%0), 16(%0), 24(%0), 0(%1),paddd 8(%2), 11)
452 /*ROW_IDCT( 32(%0), 40(%0), 48(%0), 56(%0), 32(%1), paddd (%2), 11)
453 ROW_IDCT( 64(%0), 72(%0), 80(%0), 88(%0), 64(%1), paddd (%2), 11)
454 ROW_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1), paddd (%2), 11)*/
455
456 DC_COND_ROW_IDCT( 32(%0), 40(%0), 48(%0), 56(%0), 32(%1),paddd (%2), 11)
457 DC_COND_ROW_IDCT( 64(%0), 72(%0), 80(%0), 88(%0), 64(%1),paddd (%2), 11)
458 DC_COND_ROW_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11)
459
460
461 //IDCT( src0, src4, src1, src5, dst, shift)
462 COL_IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
463 COL_IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
464 COL_IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
465 COL_IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
466
467 #else
468
469 #define DC_COND_IDCT(src0, src4, src1, src5, dst, rounder, shift) \
470 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
471 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
472 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
473 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
474 "movq "MANGLE(wm1010)", %%mm4 \n\t"\
475 "pand %%mm0, %%mm4 \n\t"\
476 "por %%mm1, %%mm4 \n\t"\
477 "por %%mm2, %%mm4 \n\t"\
478 "por %%mm3, %%mm4 \n\t"\
479 "packssdw %%mm4,%%mm4 \n\t"\
480 "movd %%mm4, %%eax \n\t"\
481 "orl %%eax, %%eax \n\t"\
482 "jz 1f \n\t"\
483 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
484 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
485 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
486 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
487 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
488 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
489 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
490 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
491 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
492 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
493 #rounder ", %%mm4 \n\t"\
494 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
495 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
496 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
497 "movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\
498 "pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
499 #rounder ", %%mm0 \n\t"\
500 "paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\
501 "paddd %%mm0, %%mm0 \n\t" \
502 "psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\
503 "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
504 "paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\
505 "movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\
506 "pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
507 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
508 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
509 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
510 "paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\
511 "psrad $" #shift ", %%mm7 \n\t"\
512 "psrad $" #shift ", %%mm4 \n\t"\
513 "movq %%mm1, %%mm2 \n\t" /* A1 a1 */\
514 "paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\
515 "psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\
516 "psrad $" #shift ", %%mm1 \n\t"\
517 "psrad $" #shift ", %%mm2 \n\t"\
518 "packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\
519 "packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\
520 "movq %%mm7, " #dst " \n\t"\
521 "movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\
522 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
523 "movq %%mm2, 24+" #dst " \n\t"\
524 "pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
525 "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
526 "pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
527 "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
528 "movq %%mm0, %%mm2 \n\t" /* A2 a2 */\
529 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
530 "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
531 "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
532 "psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\
533 "psrad $" #shift ", %%mm2 \n\t"\
534 "psrad $" #shift ", %%mm0 \n\t"\
535 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
536 "paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\
537 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
538 "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
539 "psrad $" #shift ", %%mm6 \n\t"\
540 "packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\
541 "movq %%mm2, 8+" #dst " \n\t"\
542 "psrad $" #shift ", %%mm4 \n\t"\
543 "packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\
544 "movq %%mm4, 16+" #dst " \n\t"\
545 "jmp 2f \n\t"\
546 "1: \n\t"\
547 "pslld $16, %%mm0 \n\t"\
548 "paddd "MANGLE(d40000)", %%mm0 \n\t"\
549 "psrad $13, %%mm0 \n\t"\
550 "packssdw %%mm0, %%mm0 \n\t"\
551 "movq %%mm0, " #dst " \n\t"\
552 "movq %%mm0, 8+" #dst " \n\t"\
553 "movq %%mm0, 16+" #dst " \n\t"\
554 "movq %%mm0, 24+" #dst " \n\t"\
555 "2: \n\t"
556
557 #define Z_COND_IDCT(src0, src4, src1, src5, dst, rounder, shift, bt) \
558 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
559 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
560 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
561 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
562 "movq %%mm0, %%mm4 \n\t"\
563 "por %%mm1, %%mm4 \n\t"\
564 "por %%mm2, %%mm4 \n\t"\
565 "por %%mm3, %%mm4 \n\t"\
566 "packssdw %%mm4,%%mm4 \n\t"\
567 "movd %%mm4, %%eax \n\t"\
568 "orl %%eax, %%eax \n\t"\
569 "jz " #bt " \n\t"\
570 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
571 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
572 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
573 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
574 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
575 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
576 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
577 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
578 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
579 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
580 #rounder ", %%mm4 \n\t"\
581 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
582 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
583 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
584 "movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\
585 "pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
586 #rounder ", %%mm0 \n\t"\
587 "paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\
588 "paddd %%mm0, %%mm0 \n\t" \
589 "psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\
590 "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
591 "paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\
592 "movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\
593 "pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
594 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
595 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
596 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
597 "paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\
598 "psrad $" #shift ", %%mm7 \n\t"\
599 "psrad $" #shift ", %%mm4 \n\t"\
600 "movq %%mm1, %%mm2 \n\t" /* A1 a1 */\
601 "paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\
602 "psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\
603 "psrad $" #shift ", %%mm1 \n\t"\
604 "psrad $" #shift ", %%mm2 \n\t"\
605 "packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\
606 "packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\
607 "movq %%mm7, " #dst " \n\t"\
608 "movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\
609 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
610 "movq %%mm2, 24+" #dst " \n\t"\
611 "pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
612 "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
613 "pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
614 "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
615 "movq %%mm0, %%mm2 \n\t" /* A2 a2 */\
616 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
617 "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
618 "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
619 "psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\
620 "psrad $" #shift ", %%mm2 \n\t"\
621 "psrad $" #shift ", %%mm0 \n\t"\
622 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
623 "paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\
624 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
625 "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
626 "psrad $" #shift ", %%mm6 \n\t"\
627 "packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\
628 "movq %%mm2, 8+" #dst " \n\t"\
629 "psrad $" #shift ", %%mm4 \n\t"\
630 "packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\
631 "movq %%mm4, 16+" #dst " \n\t"\
632
633 #define ROW_IDCT(src0, src4, src1, src5, dst, rounder, shift) \
634 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
635 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
636 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
637 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
638 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
639 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
640 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
641 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
642 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
643 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
644 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
645 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
646 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
647 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
648 #rounder ", %%mm4 \n\t"\
649 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
650 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
651 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
652 "movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\
653 "pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
654 #rounder ", %%mm0 \n\t"\
655 "paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\
656 "paddd %%mm0, %%mm0 \n\t" \
657 "psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\
658 "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
659 "paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\
660 "movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\
661 "pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
662 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
663 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
664 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
665 "paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\
666 "psrad $" #shift ", %%mm7 \n\t"\
667 "psrad $" #shift ", %%mm4 \n\t"\
668 "movq %%mm1, %%mm2 \n\t" /* A1 a1 */\
669 "paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\
670 "psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\
671 "psrad $" #shift ", %%mm1 \n\t"\
672 "psrad $" #shift ", %%mm2 \n\t"\
673 "packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\
674 "packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\
675 "movq %%mm7, " #dst " \n\t"\
676 "movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\
677 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
678 "movq %%mm2, 24+" #dst " \n\t"\
679 "pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
680 "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
681 "pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
682 "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
683 "movq %%mm0, %%mm2 \n\t" /* A2 a2 */\
684 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
685 "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
686 "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
687 "psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\
688 "psrad $" #shift ", %%mm2 \n\t"\
689 "psrad $" #shift ", %%mm0 \n\t"\
690 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
691 "paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\
692 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
693 "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
694 "psrad $" #shift ", %%mm6 \n\t"\
695 "packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\
696 "movq %%mm2, 8+" #dst " \n\t"\
697 "psrad $" #shift ", %%mm4 \n\t"\
698 "packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\
699 "movq %%mm4, 16+" #dst " \n\t"\
700
701 //IDCT( src0, src4, src1, src5, dst, rounder, shift)
702 DC_COND_IDCT( 0(%0), 8(%0), 16(%0), 24(%0), 0(%1),paddd 8(%2), 11)
703 Z_COND_IDCT( 32(%0), 40(%0), 48(%0), 56(%0), 32(%1),paddd (%2), 11, 4f)
704 Z_COND_IDCT( 64(%0), 72(%0), 80(%0), 88(%0), 64(%1),paddd (%2), 11, 2f)
705 Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 1f)
706
707 #undef IDCT
708 #define IDCT(src0, src4, src1, src5, dst, shift) \
709 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
710 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
711 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
712 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
713 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
714 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
715 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
716 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
717 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
718 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
719 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
720 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
721 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
722 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
723 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
724 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
725 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
726 "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
727 "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
728 "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
729 "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
730 "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
731 "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
732 "paddd %%mm1, %%mm7 \n\t" /* B0 b0 */\
733 "movq 72(%2), %%mm1 \n\t" /* -C5 -C1 -C5 -C1 */\
734 "pmaddwd %%mm3, %%mm1 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
735 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
736 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
737 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
738 "paddd %%mm2, %%mm1 \n\t" /* B1 b1 */\
739 "psrad $" #shift ", %%mm7 \n\t"\
740 "psrad $" #shift ", %%mm4 \n\t"\
741 "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
742 "paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\
743 "psubd %%mm1, %%mm2 \n\t" /* A1-B1 a1-b1 */\
744 "psrad $" #shift ", %%mm0 \n\t"\
745 "psrad $" #shift ", %%mm2 \n\t"\
746 "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
747 "movd %%mm7, " #dst " \n\t"\
748 "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
749 "movd %%mm0, 16+" #dst " \n\t"\
750 "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
751 "movd %%mm2, 96+" #dst " \n\t"\
752 "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
753 "movd %%mm4, 112+" #dst " \n\t"\
754 "movq " #src1 ", %%mm0 \n\t" /* R3 R1 r3 r1 */\
755 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
756 "pmaddwd %%mm0, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
757 "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
758 "pmaddwd 96(%2), %%mm0 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
759 "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
760 "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
761 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
762 "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
763 "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
764 "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
765 "psrad $" #shift ", %%mm2 \n\t"\
766 "psrad $" #shift ", %%mm5 \n\t"\
767 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
768 "paddd %%mm0, %%mm3 \n\t" /* B3 b3 */\
769 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
770 "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
771 "psrad $" #shift ", %%mm6 \n\t"\
772 "psrad $" #shift ", %%mm4 \n\t"\
773 "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
774 "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
775 "movd %%mm2, 32+" #dst " \n\t"\
776 "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
777 "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
778 "movd %%mm6, 48+" #dst " \n\t"\
779 "movd %%mm4, 64+" #dst " \n\t"\
780 "movd %%mm5, 80+" #dst " \n\t"
781
782
783 //IDCT( src0, src4, src1, src5, dst, shift)
784 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
785 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
786 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
787 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
788 "jmp 9f \n\t"
789
790 "#" ASMALIGN(4) \
791 "4: \n\t"
792 Z_COND_IDCT( 64(%0), 72(%0), 80(%0), 88(%0), 64(%1),paddd (%2), 11, 6f)
793 Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 5f)
794
795 #undef IDCT
796 #define IDCT(src0, src4, src1, src5, dst, shift) \
797 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
798 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
799 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
800 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
801 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
802 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
803 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
804 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
805 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
806 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
807 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
808 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
809 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
810 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
811 "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
812 "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
813 "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
814 "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
815 "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
816 "movq 72(%2), %%mm7 \n\t" /* -C5 -C1 -C5 -C1 */\
817 "pmaddwd %%mm3, %%mm7 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
818 "paddd %%mm4, %%mm1 \n\t" /* A0+B0 a0+b0 */\
819 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
820 "psubd %%mm1, %%mm4 \n\t" /* A0-B0 a0-b0 */\
821 "psrad $" #shift ", %%mm1 \n\t"\
822 "psrad $" #shift ", %%mm4 \n\t"\
823 "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
824 "paddd %%mm7, %%mm0 \n\t" /* A1+B1 a1+b1 */\
825 "psubd %%mm7, %%mm2 \n\t" /* A1-B1 a1-b1 */\
826 "psrad $" #shift ", %%mm0 \n\t"\
827 "psrad $" #shift ", %%mm2 \n\t"\
828 "packssdw %%mm1, %%mm1 \n\t" /* A0+B0 a0+b0 */\
829 "movd %%mm1, " #dst " \n\t"\
830 "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
831 "movd %%mm0, 16+" #dst " \n\t"\
832 "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
833 "movd %%mm2, 96+" #dst " \n\t"\
834 "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
835 "movd %%mm4, 112+" #dst " \n\t"\
836 "movq 88(%2), %%mm1 \n\t" /* C3 C7 C3 C7 */\
837 "pmaddwd %%mm3, %%mm1 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
838 "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
839 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
840 "paddd %%mm1, %%mm2 \n\t" /* A2+B2 a2+b2 */\
841 "psubd %%mm1, %%mm5 \n\t" /* a2-B2 a2-b2 */\
842 "psrad $" #shift ", %%mm2 \n\t"\
843 "psrad $" #shift ", %%mm5 \n\t"\
844 "movq %%mm6, %%mm1 \n\t" /* A3 a3 */\
845 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
846 "psubd %%mm3, %%mm1 \n\t" /* a3-B3 a3-b3 */\
847 "psrad $" #shift ", %%mm6 \n\t"\
848 "psrad $" #shift ", %%mm1 \n\t"\
849 "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
850 "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
851 "movd %%mm2, 32+" #dst " \n\t"\
852 "packssdw %%mm1, %%mm1 \n\t" /* A3-B3 a3-b3 */\
853 "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
854 "movd %%mm6, 48+" #dst " \n\t"\
855 "movd %%mm1, 64+" #dst " \n\t"\
856 "movd %%mm5, 80+" #dst " \n\t"
857
858 //IDCT( src0, src4, src1, src5, dst, shift)
859 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
860 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
861 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
862 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
863 "jmp 9f \n\t"
864
865 "#" ASMALIGN(4) \
866 "6: \n\t"
867 Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 7f)
868
869 #undef IDCT
870 #define IDCT(src0, src4, src1, src5, dst, shift) \
871 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
872 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
873 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
874 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
875 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
876 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
877 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
878 "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
879 "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
880 "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
881 "movq 72(%2), %%mm7 \n\t" /* -C5 -C1 -C5 -C1 */\
882 "pmaddwd %%mm3, %%mm7 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
883 "paddd %%mm4, %%mm1 \n\t" /* A0+B0 a0+b0 */\
884 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
885 "psubd %%mm1, %%mm4 \n\t" /* A0-B0 a0-b0 */\
886 "psrad $" #shift ", %%mm1 \n\t"\
887 "psrad $" #shift ", %%mm4 \n\t"\
888 "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
889 "paddd %%mm7, %%mm0 \n\t" /* A1+B1 a1+b1 */\
890 "psubd %%mm7, %%mm2 \n\t" /* A1-B1 a1-b1 */\
891 "psrad $" #shift ", %%mm0 \n\t"\
892 "psrad $" #shift ", %%mm2 \n\t"\
893 "packssdw %%mm1, %%mm1 \n\t" /* A0+B0 a0+b0 */\
894 "movd %%mm1, " #dst " \n\t"\
895 "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
896 "movd %%mm0, 16+" #dst " \n\t"\
897 "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
898 "movd %%mm2, 96+" #dst " \n\t"\
899 "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
900 "movd %%mm4, 112+" #dst " \n\t"\
901 "movq 88(%2), %%mm1 \n\t" /* C3 C7 C3 C7 */\
902 "pmaddwd %%mm3, %%mm1 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
903 "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
904 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
905 "paddd %%mm1, %%mm2 \n\t" /* A2+B2 a2+b2 */\
906 "psubd %%mm1, %%mm5 \n\t" /* a2-B2 a2-b2 */\
907 "psrad $" #shift ", %%mm2 \n\t"\
908 "psrad $" #shift ", %%mm5 \n\t"\
909 "movq %%mm6, %%mm1 \n\t" /* A3 a3 */\
910 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
911 "psubd %%mm3, %%mm1 \n\t" /* a3-B3 a3-b3 */\
912 "psrad $" #shift ", %%mm6 \n\t"\
913 "psrad $" #shift ", %%mm1 \n\t"\
914 "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
915 "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
916 "movd %%mm2, 32+" #dst " \n\t"\
917 "packssdw %%mm1, %%mm1 \n\t" /* A3-B3 a3-b3 */\
918 "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
919 "movd %%mm6, 48+" #dst " \n\t"\
920 "movd %%mm1, 64+" #dst " \n\t"\
921 "movd %%mm5, 80+" #dst " \n\t"
922
923
924 //IDCT( src0, src4, src1, src5, dst, shift)
925 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
926 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
927 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
928 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
929 "jmp 9f \n\t"
930
931 "#" ASMALIGN(4) \
932 "2: \n\t"
933 Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 3f)
934
935 #undef IDCT
936 #define IDCT(src0, src4, src1, src5, dst, shift) \
937 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
938 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
939 "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
940 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
941 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
942 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
943 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
944 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
945 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
946 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
947 "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
948 "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
949 "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
950 "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
951 "paddd %%mm1, %%mm7 \n\t" /* B0 b0 */\
952 "movq 72(%2), %%mm1 \n\t" /* -C5 -C1 -C5 -C1 */\
953 "pmaddwd %%mm3, %%mm1 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
954 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
955 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
956 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
957 "paddd %%mm2, %%mm1 \n\t" /* B1 b1 */\
958 "psrad $" #shift ", %%mm7 \n\t"\
959 "psrad $" #shift ", %%mm4 \n\t"\
960 "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
961 "paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\
962 "psubd %%mm1, %%mm2 \n\t" /* A1-B1 a1-b1 */\
963 "psrad $" #shift ", %%mm0 \n\t"\
964 "psrad $" #shift ", %%mm2 \n\t"\
965 "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
966 "movd %%mm7, " #dst " \n\t"\
967 "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
968 "movd %%mm0, 16+" #dst " \n\t"\
969 "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
970 "movd %%mm2, 96+" #dst " \n\t"\
971 "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
972 "movd %%mm4, 112+" #dst " \n\t"\
973 "movq " #src1 ", %%mm0 \n\t" /* R3 R1 r3 r1 */\
974 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
975 "pmaddwd %%mm0, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
976 "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
977 "pmaddwd 96(%2), %%mm0 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
978 "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
979 "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
980 "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
981 "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
982 "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
983 "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
984 "psrad $" #shift ", %%mm2 \n\t"\
985 "psrad $" #shift ", %%mm5 \n\t"\
986 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
987 "paddd %%mm0, %%mm3 \n\t" /* B3 b3 */\
988 "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
989 "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
990 "psrad $" #shift ", %%mm6 \n\t"\
991 "psrad $" #shift ", %%mm4 \n\t"\
992 "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
993 "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
994 "movd %%mm2, 32+" #dst " \n\t"\
995 "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
996 "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
997 "movd %%mm6, 48+" #dst " \n\t"\
998 "movd %%mm4, 64+" #dst " \n\t"\
999 "movd %%mm5, 80+" #dst " \n\t"
1000
1001 //IDCT( src0, src4, src1, src5, dst, shift)
1002 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
1003 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
1004 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
1005 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
1006 "jmp 9f \n\t"
1007
1008 "#" ASMALIGN(4) \
1009 "3: \n\t"
1010 #undef IDCT
1011 #define IDCT(src0, src4, src1, src5, dst, shift) \
1012 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
1013 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
1014 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
1015 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
1016 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
1017 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
1018 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
1019 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
1020 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
1021 "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
1022 "movq 64(%2), %%mm3 \n\t"\
1023 "pmaddwd %%mm2, %%mm3 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
1024 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
1025 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
1026 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
1027 "psrad $" #shift ", %%mm7 \n\t"\
1028 "psrad $" #shift ", %%mm4 \n\t"\
1029 "movq %%mm0, %%mm1 \n\t" /* A1 a1 */\
1030 "paddd %%mm3, %%mm0 \n\t" /* A1+B1 a1+b1 */\
1031 "psubd %%mm3, %%mm1 \n\t" /* A1-B1 a1-b1 */\
1032 "psrad $" #shift ", %%mm0 \n\t"\
1033 "psrad $" #shift ", %%mm1 \n\t"\
1034 "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
1035 "movd %%mm7, " #dst " \n\t"\
1036 "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
1037 "movd %%mm0, 16+" #dst " \n\t"\
1038 "packssdw %%mm1, %%mm1 \n\t" /* A1-B1 a1-b1 */\
1039 "movd %%mm1, 96+" #dst " \n\t"\
1040 "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
1041 "movd %%mm4, 112+" #dst " \n\t"\
1042 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
1043 "pmaddwd %%mm2, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
1044 "pmaddwd 96(%2), %%mm2 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
1045 "movq %%mm5, %%mm1 \n\t" /* A2 a2 */\
1046 "paddd %%mm4, %%mm1 \n\t" /* A2+B2 a2+b2 */\
1047 "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
1048 "psrad $" #shift ", %%mm1 \n\t"\
1049 "psrad $" #shift ", %%mm5 \n\t"\
1050 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
1051 "paddd %%mm2, %%mm6 \n\t" /* A3+B3 a3+b3 */\
1052 "psubd %%mm2, %%mm4 \n\t" /* a3-B3 a3-b3 */\
1053 "psrad $" #shift ", %%mm6 \n\t"\
1054 "psrad $" #shift ", %%mm4 \n\t"\
1055 "packssdw %%mm1, %%mm1 \n\t" /* A2+B2 a2+b2 */\
1056 "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
1057 "movd %%mm1, 32+" #dst " \n\t"\
1058 "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
1059 "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
1060 "movd %%mm6, 48+" #dst " \n\t"\
1061 "movd %%mm4, 64+" #dst " \n\t"\
1062 "movd %%mm5, 80+" #dst " \n\t"
1063
1064
1065 //IDCT( src0, src4, src1, src5, dst, shift)
1066 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
1067 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
1068 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
1069 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
1070 "jmp 9f \n\t"
1071
1072 "#" ASMALIGN(4) \
1073 "5: \n\t"
1074 #undef IDCT
1075 #define IDCT(src0, src4, src1, src5, dst, shift) \
1076 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
1077 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
1078 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
1079 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
1080 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
1081 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
1082 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
1083 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
1084 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
1085 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
1086 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
1087 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
1088 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
1089 "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
1090 "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
1091 "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
1092 "movq 8+" #src0 ", %%mm2 \n\t" /* R4 R0 r4 r0 */\
1093 "movq 8+" #src4 ", %%mm3 \n\t" /* R6 R2 r6 r2 */\
1094 "movq 16(%2), %%mm1 \n\t" /* C4 C4 C4 C4 */\
1095 "pmaddwd %%mm2, %%mm1 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
1096 "movq 24(%2), %%mm7 \n\t" /* -C4 C4 -C4 C4 */\
1097 "pmaddwd %%mm7, %%mm2 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
1098 "movq 32(%2), %%mm7 \n\t" /* C6 C2 C6 C2 */\
1099 "pmaddwd %%mm3, %%mm7 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
1100 "pmaddwd 40(%2), %%mm3 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
1101 "paddd %%mm1, %%mm7 \n\t" /* A0 a0 */\
1102 "paddd %%mm1, %%mm1 \n\t" /* 2C0 2c0 */\
1103 "psubd %%mm7, %%mm1 \n\t" /* A3 a3 */\
1104 "paddd %%mm2, %%mm3 \n\t" /* A1 a1 */\
1105 "paddd %%mm2, %%mm2 \n\t" /* 2C1 2c1 */\
1106 "psubd %%mm3, %%mm2 \n\t" /* A2 a2 */\
1107 "psrad $" #shift ", %%mm4 \n\t"\
1108 "psrad $" #shift ", %%mm7 \n\t"\
1109 "psrad $" #shift ", %%mm3 \n\t"\
1110 "packssdw %%mm7, %%mm4 \n\t" /* A0 a0 */\
1111 "movq %%mm4, " #dst " \n\t"\
1112 "psrad $" #shift ", %%mm0 \n\t"\
1113 "packssdw %%mm3, %%mm0 \n\t" /* A1 a1 */\
1114 "movq %%mm0, 16+" #dst " \n\t"\
1115 "movq %%mm0, 96+" #dst " \n\t"\
1116 "movq %%mm4, 112+" #dst " \n\t"\
1117 "psrad $" #shift ", %%mm5 \n\t"\
1118 "psrad $" #shift ", %%mm6 \n\t"\
1119 "psrad $" #shift ", %%mm2 \n\t"\
1120 "packssdw %%mm2, %%mm5 \n\t" /* A2-B2 a2-b2 */\
1121 "movq %%mm5, 32+" #dst " \n\t"\
1122 "psrad $" #shift ", %%mm1 \n\t"\
1123 "packssdw %%mm1, %%mm6 \n\t" /* A3+B3 a3+b3 */\
1124 "movq %%mm6, 48+" #dst " \n\t"\
1125 "movq %%mm6, 64+" #dst " \n\t"\
1126 "movq %%mm5, 80+" #dst " \n\t"
1127
1128
1129 //IDCT( src0, src4, src1, src5, dst, shift)
1130 IDCT( 0(%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
1131 //IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
1132 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
1133 //IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
1134 "jmp 9f \n\t"
1135
1136
1137 "#" ASMALIGN(4) \
1138 "1: \n\t"
1139 #undef IDCT
1140 #define IDCT(src0, src4, src1, src5, dst, shift) \
1141 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
1142 "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
1143 "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
1144 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
1145 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
1146 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
1147 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
1148 "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
1149 "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
1150 "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
1151 "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
1152 "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
1153 "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
1154 "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
1155 "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
1156 "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
1157 "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
1158 "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
1159 "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
1160 "movq 64(%2), %%mm1 \n\t"\
1161 "pmaddwd %%mm2, %%mm1 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
1162 "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
1163 "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
1164 "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
1165 "psrad $" #shift ", %%mm7 \n\t"\
1166 "psrad $" #shift ", %%mm4 \n\t"\
1167 "movq %%mm0, %%mm3 \n\t" /* A1 a1 */\
1168 "paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\
1169 "psubd %%mm1, %%mm3 \n\t" /* A1-B1 a1-b1 */\
1170 "psrad $" #shift ", %%mm0 \n\t"\
1171 "psrad $" #shift ", %%mm3 \n\t"\
1172 "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
1173 "movd %%mm7, " #dst " \n\t"\
1174 "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
1175 "movd %%mm0, 16+" #dst " \n\t"\
1176 "packssdw %%mm3, %%mm3 \n\t" /* A1-B1 a1-b1 */\
1177 "movd %%mm3, 96+" #dst " \n\t"\
1178 "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
1179 "movd %%mm4, 112+" #dst " \n\t"\
1180 "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
1181 "pmaddwd %%mm2, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
1182 "pmaddwd 96(%2), %%mm2 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
1183 "movq %%mm5, %%mm3 \n\t" /* A2 a2 */\
1184 "paddd %%mm4, %%mm3 \n\t" /* A2+B2 a2+b2 */\
1185 "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
1186 "psrad $" #shift ", %%mm3 \n\t"\
1187 "psrad $" #shift ", %%mm5 \n\t"\
1188 "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
1189 "paddd %%mm2, %%mm6 \n\t" /* A3+B3 a3+b3 */\
1190 "psubd %%mm2, %%mm4 \n\t" /* a3-B3 a3-b3 */\
1191 "psrad $" #shift ", %%mm6 \n\t"\
1192 "packssdw %%mm3, %%mm3 \n\t" /* A2+B2 a2+b2 */\
1193 "movd %%mm3, 32+" #dst " \n\t"\
1194 "psrad $" #shift ", %%mm4 \n\t"\
1195 "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
1196 "movd %%mm6, 48+" #dst " \n\t"\
1197 "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
1198 "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
1199 "movd %%mm4, 64+" #dst " \n\t"\
1200 "movd %%mm5, 80+" #dst " \n\t"
1201
1202
1203 //IDCT( src0, src4, src1, src5, dst, shift)
1204 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
1205 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
1206 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
1207 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
1208 "jmp 9f \n\t"
1209
1210
1211 "#" ASMALIGN(4)
1212 "7: \n\t"
1213 #undef IDCT
1214 #define IDCT(src0, src4, src1, src5, dst, shift) \
1215 "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
1216 "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
1217 "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
1218 "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
1219 "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
1220 "psrad $" #shift ", %%mm4 \n\t"\
1221 "psrad $" #shift ", %%mm0 \n\t"\
1222 "movq 8+" #src0 ", %%mm2 \n\t" /* R4 R0 r4 r0 */\
1223 "movq 16(%2), %%mm1 \n\t" /* C4 C4 C4 C4 */\
1224 "pmaddwd %%mm2, %%mm1 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
1225 "movq 24(%2), %%mm7 \n\t" /* -C4 C4 -C4 C4 */\
1226 "pmaddwd %%mm7, %%mm2 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
1227 "movq 32(%2), %%mm7 \n\t" /* C6 C2 C6 C2 */\
1228 "psrad $" #shift ", %%mm1 \n\t"\
1229 "packssdw %%mm1, %%mm4 \n\t" /* A0 a0 */\
1230 "movq %%mm4, " #dst " \n\t"\
1231 "psrad $" #shift ", %%mm2 \n\t"\
1232 "packssdw %%mm2, %%mm0 \n\t" /* A1 a1 */\
1233 "movq %%mm0, 16+" #dst " \n\t"\
1234 "movq %%mm0, 96+" #dst " \n\t"\
1235 "movq %%mm4, 112+" #dst " \n\t"\
1236 "movq %%mm0, 32+" #dst " \n\t"\
1237 "movq %%mm4, 48+" #dst " \n\t"\
1238 "movq %%mm4, 64+" #dst " \n\t"\
1239 "movq %%mm0, 80+" #dst " \n\t"
1240
1241 //IDCT( src0, src4, src1, src5, dst, shift)
1242 IDCT( 0(%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
1243 //IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
1244 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
1245 //IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
1246
1247
1248 #endif
1249
1250 /*
1251 Input
1252 00 40 04 44 20 60 24 64
1253 10 30 14 34 50 70 54 74
1254 01 41 03 43 21 61 23 63
1255 11 31 13 33 51 71 53 73
1256 02 42 06 46 22 62 26 66
1257 12 32 16 36 52 72 56 76
1258 05 45 07 47 25 65 27 67
1259 15 35 17 37 55 75 57 77
1260
1261 Temp
1262 00 04 10 14 20 24 30 34
1263 40 44 50 54 60 64 70 74
1264 01 03 11 13 21 23 31 33
1265 41 43 51 53 61 63 71 73
1266 02 06 12 16 22 26 32 36
1267 42 46 52 56 62 66 72 76
1268 05 07 15 17 25 27 35 37
1269 45 47 55 57 65 67 75 77
1270 */
1271
1272 "9: \n\t"
1273 :: "r" (block), "r" (temp), "r" (coeffs)
1274 : "%eax"
1275 );
1276 }
1277
1278 void ff_simple_idct_mmx(int16_t *block)
1279 {
1280 idct(block);
1281 }
1282
1283 //FIXME merge add/put into the idct
1284
1285 void ff_simple_idct_put_mmx(uint8_t *dest, int line_size, DCTELEM *block)
1286 {
1287 idct(block);
1288 put_pixels_clamped_mmx(block, dest, line_size);
1289 }
1290 void ff_simple_idct_add_mmx(uint8_t *dest, int line_size, DCTELEM *block)
1291 {
1292 idct(block);
1293 add_pixels_clamped_mmx(block, dest, line_size);
1294 }
An experimental fork of FFmpeg project for DVCPRO-HD developers