simple_idct_mmx.c
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1 /*
2  * Simple IDCT MMX
3  *
4  * Copyright (c) 2001, 2002 Michael Niedermayer <michaelni@gmx.at>
5  *
6  * This file is part of Libav.
7  *
8  * Libav 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  * Libav 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 Libav; 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 #include "dsputil_mmx.h"
25 
26 /*
27 23170.475006
28 22725.260826
29 21406.727617
30 19265.545870
31 16384.000000
32 12872.826198
33 8866.956905
34 4520.335430
35 */
36 #define C0 23170 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
37 #define C1 22725 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
38 #define C2 21407 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
39 #define C3 19266 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
40 #define C4 16383 //cos(i*M_PI/16)*sqrt(2)*(1<<14) - 0.5
41 #define C5 12873 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
42 #define C6 8867 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
43 #define C7 4520 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
44 
45 #define ROW_SHIFT 11
46 #define COL_SHIFT 20 // 6
47 
48 DECLARE_ASM_CONST(8, uint64_t, wm1010)= 0xFFFF0000FFFF0000ULL;
49 DECLARE_ASM_CONST(8, uint64_t, d40000)= 0x0000000000040000ULL;
50 
51 DECLARE_ALIGNED(8, static const int16_t, coeffs)[]= {
52  1<<(ROW_SHIFT-1), 0, 1<<(ROW_SHIFT-1), 0,
53 // 1<<(COL_SHIFT-1), 0, 1<<(COL_SHIFT-1), 0,
54 // 0, 1<<(COL_SHIFT-1-16), 0, 1<<(COL_SHIFT-1-16),
55  1<<(ROW_SHIFT-1), 1, 1<<(ROW_SHIFT-1), 0,
56  // the 1 = ((1<<(COL_SHIFT-1))/C4)<<ROW_SHIFT :)
57 // 0, 0, 0, 0,
58 // 0, 0, 0, 0,
59 
60  C4, C4, C4, C4,
61  C4, -C4, C4, -C4,
62 
63  C2, C6, C2, C6,
64  C6, -C2, C6, -C2,
65 
66  C1, C3, C1, C3,
67  C5, C7, C5, C7,
68 
69  C3, -C7, C3, -C7,
70 -C1, -C5, -C1, -C5,
71 
72  C5, -C1, C5, -C1,
73  C7, C3, C7, C3,
74 
75  C7, -C5, C7, -C5,
76  C3, -C1, C3, -C1
77 };
78 
79 static inline void idct(int16_t *block)
80 {
81  DECLARE_ALIGNED(8, int64_t, align_tmp)[16];
82  int16_t * const temp= (int16_t*)align_tmp;
83 
84  __asm__ volatile(
85 #if 0 //Alternative, simpler variant
86 
87 #define ROW_IDCT(src0, src4, src1, src5, dst, rounder, shift) \
88  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
89  "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
90  "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
91  "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
92  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
93  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
94  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
95  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
96  "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
97  "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
98  "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
99  "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
100  "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
101  "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
102  #rounder ", %%mm4 \n\t"\
103  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
104  "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
105  "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
106  "movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\
107  "pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
108  #rounder ", %%mm0 \n\t"\
109  "paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\
110  "paddd %%mm0, %%mm0 \n\t" \
111  "psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\
112  "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
113  "paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\
114  "movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\
115  "pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
116  "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
117  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
118  "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
119  "paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\
120  "psrad $" #shift ", %%mm7 \n\t"\
121  "psrad $" #shift ", %%mm4 \n\t"\
122  "movq %%mm1, %%mm2 \n\t" /* A1 a1 */\
123  "paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\
124  "psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\
125  "psrad $" #shift ", %%mm1 \n\t"\
126  "psrad $" #shift ", %%mm2 \n\t"\
127  "packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\
128  "packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\
129  "movq %%mm7, " #dst " \n\t"\
130  "movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\
131  "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
132  "movq %%mm2, 24+" #dst " \n\t"\
133  "pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
134  "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
135  "pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
136  "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
137  "movq %%mm0, %%mm2 \n\t" /* A2 a2 */\
138  "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
139  "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
140  "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
141  "psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\
142  "psrad $" #shift ", %%mm2 \n\t"\
143  "psrad $" #shift ", %%mm0 \n\t"\
144  "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
145  "paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\
146  "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
147  "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
148  "psrad $" #shift ", %%mm6 \n\t"\
149  "packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\
150  "movq %%mm2, 8+" #dst " \n\t"\
151  "psrad $" #shift ", %%mm4 \n\t"\
152  "packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\
153  "movq %%mm4, 16+" #dst " \n\t"\
154 
155 #define COL_IDCT(src0, src4, src1, src5, dst, shift) \
156  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
157  "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
158  "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
159  "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
160  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
161  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
162  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
163  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
164  "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
165  "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
166  "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
167  "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
168  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
169  "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
170  "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
171  "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
172  "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
173  "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
174  "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
175  "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
176  "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
177  "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
178  "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
179  "paddd %%mm1, %%mm7 \n\t" /* B0 b0 */\
180  "movq 72(%2), %%mm1 \n\t" /* -C5 -C1 -C5 -C1 */\
181  "pmaddwd %%mm3, %%mm1 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
182  "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
183  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
184  "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
185  "paddd %%mm2, %%mm1 \n\t" /* B1 b1 */\
186  "psrad $" #shift ", %%mm7 \n\t"\
187  "psrad $" #shift ", %%mm4 \n\t"\
188  "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
189  "paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\
190  "psubd %%mm1, %%mm2 \n\t" /* A1-B1 a1-b1 */\
191  "psrad $" #shift ", %%mm0 \n\t"\
192  "psrad $" #shift ", %%mm2 \n\t"\
193  "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
194  "movd %%mm7, " #dst " \n\t"\
195  "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
196  "movd %%mm0, 16+" #dst " \n\t"\
197  "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
198  "movd %%mm2, 96+" #dst " \n\t"\
199  "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
200  "movd %%mm4, 112+" #dst " \n\t"\
201  "movq " #src1 ", %%mm0 \n\t" /* R3 R1 r3 r1 */\
202  "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
203  "pmaddwd %%mm0, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
204  "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
205  "pmaddwd 96(%2), %%mm0 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
206  "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
207  "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
208  "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
209  "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
210  "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
211  "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
212  "psrad $" #shift ", %%mm2 \n\t"\
213  "psrad $" #shift ", %%mm5 \n\t"\
214  "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
215  "paddd %%mm0, %%mm3 \n\t" /* B3 b3 */\
216  "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
217  "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
218  "psrad $" #shift ", %%mm6 \n\t"\
219  "psrad $" #shift ", %%mm4 \n\t"\
220  "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
221  "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
222  "movd %%mm2, 32+" #dst " \n\t"\
223  "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
224  "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
225  "movd %%mm6, 48+" #dst " \n\t"\
226  "movd %%mm4, 64+" #dst " \n\t"\
227  "movd %%mm5, 80+" #dst " \n\t"\
228 
229 
230 #define DC_COND_ROW_IDCT(src0, src4, src1, src5, dst, rounder, shift) \
231  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
232  "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
233  "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
234  "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
235  "movq "MANGLE(wm1010)", %%mm4 \n\t"\
236  "pand %%mm0, %%mm4 \n\t"\
237  "por %%mm1, %%mm4 \n\t"\
238  "por %%mm2, %%mm4 \n\t"\
239  "por %%mm3, %%mm4 \n\t"\
240  "packssdw %%mm4,%%mm4 \n\t"\
241  "movd %%mm4, %%eax \n\t"\
242  "orl %%eax, %%eax \n\t"\
243  "jz 1f \n\t"\
244  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
245  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
246  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
247  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
248  "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
249  "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
250  "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
251  "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
252  "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
253  "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
254  #rounder ", %%mm4 \n\t"\
255  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
256  "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
257  "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
258  "movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\
259  "pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
260  #rounder ", %%mm0 \n\t"\
261  "paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\
262  "paddd %%mm0, %%mm0 \n\t" \
263  "psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\
264  "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
265  "paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\
266  "movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\
267  "pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
268  "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
269  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
270  "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
271  "paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\
272  "psrad $" #shift ", %%mm7 \n\t"\
273  "psrad $" #shift ", %%mm4 \n\t"\
274  "movq %%mm1, %%mm2 \n\t" /* A1 a1 */\
275  "paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\
276  "psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\
277  "psrad $" #shift ", %%mm1 \n\t"\
278  "psrad $" #shift ", %%mm2 \n\t"\
279  "packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\
280  "packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\
281  "movq %%mm7, " #dst " \n\t"\
282  "movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\
283  "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
284  "movq %%mm2, 24+" #dst " \n\t"\
285  "pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
286  "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
287  "pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
288  "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
289  "movq %%mm0, %%mm2 \n\t" /* A2 a2 */\
290  "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
291  "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
292  "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
293  "psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\
294  "psrad $" #shift ", %%mm2 \n\t"\
295  "psrad $" #shift ", %%mm0 \n\t"\
296  "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
297  "paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\
298  "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
299  "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
300  "psrad $" #shift ", %%mm6 \n\t"\
301  "packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\
302  "movq %%mm2, 8+" #dst " \n\t"\
303  "psrad $" #shift ", %%mm4 \n\t"\
304  "packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\
305  "movq %%mm4, 16+" #dst " \n\t"\
306  "jmp 2f \n\t"\
307  "1: \n\t"\
308  "pslld $16, %%mm0 \n\t"\
309  "#paddd "MANGLE(d40000)", %%mm0 \n\t"\
310  "psrad $13, %%mm0 \n\t"\
311  "packssdw %%mm0, %%mm0 \n\t"\
312  "movq %%mm0, " #dst " \n\t"\
313  "movq %%mm0, 8+" #dst " \n\t"\
314  "movq %%mm0, 16+" #dst " \n\t"\
315  "movq %%mm0, 24+" #dst " \n\t"\
316  "2: \n\t"
317 
318 
319 //IDCT( src0, src4, src1, src5, dst, rounder, shift)
320 ROW_IDCT( (%0), 8(%0), 16(%0), 24(%0), 0(%1),paddd 8(%2), 11)
321 /*ROW_IDCT( 32(%0), 40(%0), 48(%0), 56(%0), 32(%1), paddd (%2), 11)
322 ROW_IDCT( 64(%0), 72(%0), 80(%0), 88(%0), 64(%1), paddd (%2), 11)
323 ROW_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1), paddd (%2), 11)*/
324 
325 DC_COND_ROW_IDCT( 32(%0), 40(%0), 48(%0), 56(%0), 32(%1),paddd (%2), 11)
326 DC_COND_ROW_IDCT( 64(%0), 72(%0), 80(%0), 88(%0), 64(%1),paddd (%2), 11)
327 DC_COND_ROW_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11)
328 
329 
330 //IDCT( src0, src4, src1, src5, dst, shift)
331 COL_IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
332 COL_IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
333 COL_IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
334 COL_IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
335 
336 #else
337 
338 #define DC_COND_IDCT(src0, src4, src1, src5, dst, rounder, shift) \
339  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
340  "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
341  "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
342  "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
343  "movq "MANGLE(wm1010)", %%mm4 \n\t"\
344  "pand %%mm0, %%mm4 \n\t"\
345  "por %%mm1, %%mm4 \n\t"\
346  "por %%mm2, %%mm4 \n\t"\
347  "por %%mm3, %%mm4 \n\t"\
348  "packssdw %%mm4,%%mm4 \n\t"\
349  "movd %%mm4, %%eax \n\t"\
350  "orl %%eax, %%eax \n\t"\
351  "jz 1f \n\t"\
352  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
353  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
354  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
355  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
356  "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
357  "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
358  "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
359  "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
360  "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
361  "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
362  #rounder ", %%mm4 \n\t"\
363  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
364  "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
365  "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
366  "movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\
367  "pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
368  #rounder ", %%mm0 \n\t"\
369  "paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\
370  "paddd %%mm0, %%mm0 \n\t" \
371  "psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\
372  "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
373  "paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\
374  "movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\
375  "pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
376  "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
377  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
378  "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
379  "paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\
380  "psrad $" #shift ", %%mm7 \n\t"\
381  "psrad $" #shift ", %%mm4 \n\t"\
382  "movq %%mm1, %%mm2 \n\t" /* A1 a1 */\
383  "paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\
384  "psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\
385  "psrad $" #shift ", %%mm1 \n\t"\
386  "psrad $" #shift ", %%mm2 \n\t"\
387  "packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\
388  "packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\
389  "movq %%mm7, " #dst " \n\t"\
390  "movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\
391  "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
392  "movq %%mm2, 24+" #dst " \n\t"\
393  "pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
394  "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
395  "pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
396  "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
397  "movq %%mm0, %%mm2 \n\t" /* A2 a2 */\
398  "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
399  "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
400  "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
401  "psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\
402  "psrad $" #shift ", %%mm2 \n\t"\
403  "psrad $" #shift ", %%mm0 \n\t"\
404  "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
405  "paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\
406  "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
407  "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
408  "psrad $" #shift ", %%mm6 \n\t"\
409  "packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\
410  "movq %%mm2, 8+" #dst " \n\t"\
411  "psrad $" #shift ", %%mm4 \n\t"\
412  "packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\
413  "movq %%mm4, 16+" #dst " \n\t"\
414  "jmp 2f \n\t"\
415  "1: \n\t"\
416  "pslld $16, %%mm0 \n\t"\
417  "paddd "MANGLE(d40000)", %%mm0 \n\t"\
418  "psrad $13, %%mm0 \n\t"\
419  "packssdw %%mm0, %%mm0 \n\t"\
420  "movq %%mm0, " #dst " \n\t"\
421  "movq %%mm0, 8+" #dst " \n\t"\
422  "movq %%mm0, 16+" #dst " \n\t"\
423  "movq %%mm0, 24+" #dst " \n\t"\
424  "2: \n\t"
425 
426 #define Z_COND_IDCT(src0, src4, src1, src5, dst, rounder, shift, bt) \
427  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
428  "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
429  "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
430  "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
431  "movq %%mm0, %%mm4 \n\t"\
432  "por %%mm1, %%mm4 \n\t"\
433  "por %%mm2, %%mm4 \n\t"\
434  "por %%mm3, %%mm4 \n\t"\
435  "packssdw %%mm4,%%mm4 \n\t"\
436  "movd %%mm4, %%eax \n\t"\
437  "orl %%eax, %%eax \n\t"\
438  "jz " #bt " \n\t"\
439  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
440  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
441  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
442  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
443  "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
444  "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
445  "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
446  "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
447  "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
448  "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
449  #rounder ", %%mm4 \n\t"\
450  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
451  "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
452  "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
453  "movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\
454  "pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
455  #rounder ", %%mm0 \n\t"\
456  "paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\
457  "paddd %%mm0, %%mm0 \n\t" \
458  "psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\
459  "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
460  "paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\
461  "movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\
462  "pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
463  "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
464  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
465  "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
466  "paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\
467  "psrad $" #shift ", %%mm7 \n\t"\
468  "psrad $" #shift ", %%mm4 \n\t"\
469  "movq %%mm1, %%mm2 \n\t" /* A1 a1 */\
470  "paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\
471  "psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\
472  "psrad $" #shift ", %%mm1 \n\t"\
473  "psrad $" #shift ", %%mm2 \n\t"\
474  "packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\
475  "packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\
476  "movq %%mm7, " #dst " \n\t"\
477  "movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\
478  "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
479  "movq %%mm2, 24+" #dst " \n\t"\
480  "pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
481  "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
482  "pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
483  "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
484  "movq %%mm0, %%mm2 \n\t" /* A2 a2 */\
485  "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
486  "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
487  "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
488  "psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\
489  "psrad $" #shift ", %%mm2 \n\t"\
490  "psrad $" #shift ", %%mm0 \n\t"\
491  "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
492  "paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\
493  "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
494  "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
495  "psrad $" #shift ", %%mm6 \n\t"\
496  "packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\
497  "movq %%mm2, 8+" #dst " \n\t"\
498  "psrad $" #shift ", %%mm4 \n\t"\
499  "packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\
500  "movq %%mm4, 16+" #dst " \n\t"\
501 
502 #define ROW_IDCT(src0, src4, src1, src5, dst, rounder, shift) \
503  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
504  "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
505  "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
506  "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
507  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
508  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
509  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
510  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
511  "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
512  "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
513  "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
514  "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
515  "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
516  "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
517  #rounder ", %%mm4 \n\t"\
518  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
519  "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
520  "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
521  "movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\
522  "pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
523  #rounder ", %%mm0 \n\t"\
524  "paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\
525  "paddd %%mm0, %%mm0 \n\t" \
526  "psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\
527  "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
528  "paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\
529  "movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\
530  "pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
531  "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
532  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
533  "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
534  "paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\
535  "psrad $" #shift ", %%mm7 \n\t"\
536  "psrad $" #shift ", %%mm4 \n\t"\
537  "movq %%mm1, %%mm2 \n\t" /* A1 a1 */\
538  "paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\
539  "psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\
540  "psrad $" #shift ", %%mm1 \n\t"\
541  "psrad $" #shift ", %%mm2 \n\t"\
542  "packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\
543  "packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\
544  "movq %%mm7, " #dst " \n\t"\
545  "movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\
546  "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
547  "movq %%mm2, 24+" #dst " \n\t"\
548  "pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
549  "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
550  "pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
551  "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
552  "movq %%mm0, %%mm2 \n\t" /* A2 a2 */\
553  "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
554  "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
555  "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
556  "psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\
557  "psrad $" #shift ", %%mm2 \n\t"\
558  "psrad $" #shift ", %%mm0 \n\t"\
559  "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
560  "paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\
561  "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
562  "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
563  "psrad $" #shift ", %%mm6 \n\t"\
564  "packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\
565  "movq %%mm2, 8+" #dst " \n\t"\
566  "psrad $" #shift ", %%mm4 \n\t"\
567  "packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\
568  "movq %%mm4, 16+" #dst " \n\t"\
569 
570 //IDCT( src0, src4, src1, src5, dst, rounder, shift)
571 DC_COND_IDCT( 0(%0), 8(%0), 16(%0), 24(%0), 0(%1),paddd 8(%2), 11)
572 Z_COND_IDCT( 32(%0), 40(%0), 48(%0), 56(%0), 32(%1),paddd (%2), 11, 4f)
573 Z_COND_IDCT( 64(%0), 72(%0), 80(%0), 88(%0), 64(%1),paddd (%2), 11, 2f)
574 Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 1f)
575 
576 #undef IDCT
577 #define IDCT(src0, src4, src1, src5, dst, shift) \
578  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
579  "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
580  "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
581  "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
582  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
583  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
584  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
585  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
586  "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
587  "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
588  "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
589  "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
590  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
591  "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
592  "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
593  "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
594  "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
595  "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
596  "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
597  "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
598  "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
599  "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
600  "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
601  "paddd %%mm1, %%mm7 \n\t" /* B0 b0 */\
602  "movq 72(%2), %%mm1 \n\t" /* -C5 -C1 -C5 -C1 */\
603  "pmaddwd %%mm3, %%mm1 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
604  "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
605  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
606  "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
607  "paddd %%mm2, %%mm1 \n\t" /* B1 b1 */\
608  "psrad $" #shift ", %%mm7 \n\t"\
609  "psrad $" #shift ", %%mm4 \n\t"\
610  "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
611  "paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\
612  "psubd %%mm1, %%mm2 \n\t" /* A1-B1 a1-b1 */\
613  "psrad $" #shift ", %%mm0 \n\t"\
614  "psrad $" #shift ", %%mm2 \n\t"\
615  "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
616  "movd %%mm7, " #dst " \n\t"\
617  "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
618  "movd %%mm0, 16+" #dst " \n\t"\
619  "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
620  "movd %%mm2, 96+" #dst " \n\t"\
621  "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
622  "movd %%mm4, 112+" #dst " \n\t"\
623  "movq " #src1 ", %%mm0 \n\t" /* R3 R1 r3 r1 */\
624  "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
625  "pmaddwd %%mm0, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
626  "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
627  "pmaddwd 96(%2), %%mm0 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
628  "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
629  "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
630  "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
631  "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
632  "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
633  "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
634  "psrad $" #shift ", %%mm2 \n\t"\
635  "psrad $" #shift ", %%mm5 \n\t"\
636  "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
637  "paddd %%mm0, %%mm3 \n\t" /* B3 b3 */\
638  "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
639  "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
640  "psrad $" #shift ", %%mm6 \n\t"\
641  "psrad $" #shift ", %%mm4 \n\t"\
642  "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
643  "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
644  "movd %%mm2, 32+" #dst " \n\t"\
645  "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
646  "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
647  "movd %%mm6, 48+" #dst " \n\t"\
648  "movd %%mm4, 64+" #dst " \n\t"\
649  "movd %%mm5, 80+" #dst " \n\t"
650 
651 
652 //IDCT( src0, src4, src1, src5, dst, shift)
653 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
654 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
655 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
656 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
657  "jmp 9f \n\t"
658 
659  "# .p2align 4 \n\t"\
660  "4: \n\t"
661 Z_COND_IDCT( 64(%0), 72(%0), 80(%0), 88(%0), 64(%1),paddd (%2), 11, 6f)
662 Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 5f)
663 
664 #undef IDCT
665 #define IDCT(src0, src4, src1, src5, dst, shift) \
666  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
667  "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
668  "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
669  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
670  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
671  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
672  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
673  "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
674  "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
675  "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
676  "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
677  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
678  "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
679  "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
680  "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
681  "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
682  "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
683  "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
684  "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
685  "movq 72(%2), %%mm7 \n\t" /* -C5 -C1 -C5 -C1 */\
686  "pmaddwd %%mm3, %%mm7 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
687  "paddd %%mm4, %%mm1 \n\t" /* A0+B0 a0+b0 */\
688  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
689  "psubd %%mm1, %%mm4 \n\t" /* A0-B0 a0-b0 */\
690  "psrad $" #shift ", %%mm1 \n\t"\
691  "psrad $" #shift ", %%mm4 \n\t"\
692  "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
693  "paddd %%mm7, %%mm0 \n\t" /* A1+B1 a1+b1 */\
694  "psubd %%mm7, %%mm2 \n\t" /* A1-B1 a1-b1 */\
695  "psrad $" #shift ", %%mm0 \n\t"\
696  "psrad $" #shift ", %%mm2 \n\t"\
697  "packssdw %%mm1, %%mm1 \n\t" /* A0+B0 a0+b0 */\
698  "movd %%mm1, " #dst " \n\t"\
699  "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
700  "movd %%mm0, 16+" #dst " \n\t"\
701  "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
702  "movd %%mm2, 96+" #dst " \n\t"\
703  "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
704  "movd %%mm4, 112+" #dst " \n\t"\
705  "movq 88(%2), %%mm1 \n\t" /* C3 C7 C3 C7 */\
706  "pmaddwd %%mm3, %%mm1 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
707  "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
708  "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
709  "paddd %%mm1, %%mm2 \n\t" /* A2+B2 a2+b2 */\
710  "psubd %%mm1, %%mm5 \n\t" /* a2-B2 a2-b2 */\
711  "psrad $" #shift ", %%mm2 \n\t"\
712  "psrad $" #shift ", %%mm5 \n\t"\
713  "movq %%mm6, %%mm1 \n\t" /* A3 a3 */\
714  "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
715  "psubd %%mm3, %%mm1 \n\t" /* a3-B3 a3-b3 */\
716  "psrad $" #shift ", %%mm6 \n\t"\
717  "psrad $" #shift ", %%mm1 \n\t"\
718  "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
719  "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
720  "movd %%mm2, 32+" #dst " \n\t"\
721  "packssdw %%mm1, %%mm1 \n\t" /* A3-B3 a3-b3 */\
722  "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
723  "movd %%mm6, 48+" #dst " \n\t"\
724  "movd %%mm1, 64+" #dst " \n\t"\
725  "movd %%mm5, 80+" #dst " \n\t"
726 
727 //IDCT( src0, src4, src1, src5, dst, shift)
728 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
729 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
730 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
731 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
732  "jmp 9f \n\t"
733 
734  "# .p2align 4 \n\t"\
735  "6: \n\t"
736 Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 7f)
737 
738 #undef IDCT
739 #define IDCT(src0, src4, src1, src5, dst, shift) \
740  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
741  "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
742  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
743  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
744  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
745  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
746  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
747  "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
748  "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
749  "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
750  "movq 72(%2), %%mm7 \n\t" /* -C5 -C1 -C5 -C1 */\
751  "pmaddwd %%mm3, %%mm7 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
752  "paddd %%mm4, %%mm1 \n\t" /* A0+B0 a0+b0 */\
753  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
754  "psubd %%mm1, %%mm4 \n\t" /* A0-B0 a0-b0 */\
755  "psrad $" #shift ", %%mm1 \n\t"\
756  "psrad $" #shift ", %%mm4 \n\t"\
757  "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
758  "paddd %%mm7, %%mm0 \n\t" /* A1+B1 a1+b1 */\
759  "psubd %%mm7, %%mm2 \n\t" /* A1-B1 a1-b1 */\
760  "psrad $" #shift ", %%mm0 \n\t"\
761  "psrad $" #shift ", %%mm2 \n\t"\
762  "packssdw %%mm1, %%mm1 \n\t" /* A0+B0 a0+b0 */\
763  "movd %%mm1, " #dst " \n\t"\
764  "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
765  "movd %%mm0, 16+" #dst " \n\t"\
766  "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
767  "movd %%mm2, 96+" #dst " \n\t"\
768  "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
769  "movd %%mm4, 112+" #dst " \n\t"\
770  "movq 88(%2), %%mm1 \n\t" /* C3 C7 C3 C7 */\
771  "pmaddwd %%mm3, %%mm1 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
772  "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
773  "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
774  "paddd %%mm1, %%mm2 \n\t" /* A2+B2 a2+b2 */\
775  "psubd %%mm1, %%mm5 \n\t" /* a2-B2 a2-b2 */\
776  "psrad $" #shift ", %%mm2 \n\t"\
777  "psrad $" #shift ", %%mm5 \n\t"\
778  "movq %%mm6, %%mm1 \n\t" /* A3 a3 */\
779  "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
780  "psubd %%mm3, %%mm1 \n\t" /* a3-B3 a3-b3 */\
781  "psrad $" #shift ", %%mm6 \n\t"\
782  "psrad $" #shift ", %%mm1 \n\t"\
783  "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
784  "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
785  "movd %%mm2, 32+" #dst " \n\t"\
786  "packssdw %%mm1, %%mm1 \n\t" /* A3-B3 a3-b3 */\
787  "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
788  "movd %%mm6, 48+" #dst " \n\t"\
789  "movd %%mm1, 64+" #dst " \n\t"\
790  "movd %%mm5, 80+" #dst " \n\t"
791 
792 
793 //IDCT( src0, src4, src1, src5, dst, shift)
794 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
795 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
796 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
797 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
798  "jmp 9f \n\t"
799 
800  "# .p2align 4 \n\t"\
801  "2: \n\t"
802 Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 3f)
803 
804 #undef IDCT
805 #define IDCT(src0, src4, src1, src5, dst, shift) \
806  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
807  "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
808  "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
809  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
810  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
811  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
812  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
813  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
814  "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
815  "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
816  "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
817  "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
818  "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
819  "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
820  "paddd %%mm1, %%mm7 \n\t" /* B0 b0 */\
821  "movq 72(%2), %%mm1 \n\t" /* -C5 -C1 -C5 -C1 */\
822  "pmaddwd %%mm3, %%mm1 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
823  "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
824  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
825  "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
826  "paddd %%mm2, %%mm1 \n\t" /* B1 b1 */\
827  "psrad $" #shift ", %%mm7 \n\t"\
828  "psrad $" #shift ", %%mm4 \n\t"\
829  "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
830  "paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\
831  "psubd %%mm1, %%mm2 \n\t" /* A1-B1 a1-b1 */\
832  "psrad $" #shift ", %%mm0 \n\t"\
833  "psrad $" #shift ", %%mm2 \n\t"\
834  "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
835  "movd %%mm7, " #dst " \n\t"\
836  "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
837  "movd %%mm0, 16+" #dst " \n\t"\
838  "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
839  "movd %%mm2, 96+" #dst " \n\t"\
840  "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
841  "movd %%mm4, 112+" #dst " \n\t"\
842  "movq " #src1 ", %%mm0 \n\t" /* R3 R1 r3 r1 */\
843  "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
844  "pmaddwd %%mm0, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
845  "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
846  "pmaddwd 96(%2), %%mm0 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
847  "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
848  "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
849  "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
850  "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
851  "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
852  "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
853  "psrad $" #shift ", %%mm2 \n\t"\
854  "psrad $" #shift ", %%mm5 \n\t"\
855  "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
856  "paddd %%mm0, %%mm3 \n\t" /* B3 b3 */\
857  "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
858  "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
859  "psrad $" #shift ", %%mm6 \n\t"\
860  "psrad $" #shift ", %%mm4 \n\t"\
861  "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
862  "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
863  "movd %%mm2, 32+" #dst " \n\t"\
864  "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
865  "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
866  "movd %%mm6, 48+" #dst " \n\t"\
867  "movd %%mm4, 64+" #dst " \n\t"\
868  "movd %%mm5, 80+" #dst " \n\t"
869 
870 //IDCT( src0, src4, src1, src5, dst, shift)
871 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
872 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
873 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
874 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
875  "jmp 9f \n\t"
876 
877  "# .p2align 4 \n\t"\
878  "3: \n\t"
879 #undef IDCT
880 #define IDCT(src0, src4, src1, src5, dst, shift) \
881  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
882  "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
883  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
884  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
885  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
886  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
887  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
888  "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
889  "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
890  "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
891  "movq 64(%2), %%mm3 \n\t"\
892  "pmaddwd %%mm2, %%mm3 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
893  "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
894  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
895  "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
896  "psrad $" #shift ", %%mm7 \n\t"\
897  "psrad $" #shift ", %%mm4 \n\t"\
898  "movq %%mm0, %%mm1 \n\t" /* A1 a1 */\
899  "paddd %%mm3, %%mm0 \n\t" /* A1+B1 a1+b1 */\
900  "psubd %%mm3, %%mm1 \n\t" /* A1-B1 a1-b1 */\
901  "psrad $" #shift ", %%mm0 \n\t"\
902  "psrad $" #shift ", %%mm1 \n\t"\
903  "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
904  "movd %%mm7, " #dst " \n\t"\
905  "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
906  "movd %%mm0, 16+" #dst " \n\t"\
907  "packssdw %%mm1, %%mm1 \n\t" /* A1-B1 a1-b1 */\
908  "movd %%mm1, 96+" #dst " \n\t"\
909  "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
910  "movd %%mm4, 112+" #dst " \n\t"\
911  "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
912  "pmaddwd %%mm2, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
913  "pmaddwd 96(%2), %%mm2 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
914  "movq %%mm5, %%mm1 \n\t" /* A2 a2 */\
915  "paddd %%mm4, %%mm1 \n\t" /* A2+B2 a2+b2 */\
916  "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
917  "psrad $" #shift ", %%mm1 \n\t"\
918  "psrad $" #shift ", %%mm5 \n\t"\
919  "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
920  "paddd %%mm2, %%mm6 \n\t" /* A3+B3 a3+b3 */\
921  "psubd %%mm2, %%mm4 \n\t" /* a3-B3 a3-b3 */\
922  "psrad $" #shift ", %%mm6 \n\t"\
923  "psrad $" #shift ", %%mm4 \n\t"\
924  "packssdw %%mm1, %%mm1 \n\t" /* A2+B2 a2+b2 */\
925  "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
926  "movd %%mm1, 32+" #dst " \n\t"\
927  "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
928  "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
929  "movd %%mm6, 48+" #dst " \n\t"\
930  "movd %%mm4, 64+" #dst " \n\t"\
931  "movd %%mm5, 80+" #dst " \n\t"
932 
933 
934 //IDCT( src0, src4, src1, src5, dst, shift)
935 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
936 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
937 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
938 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
939  "jmp 9f \n\t"
940 
941  "# .p2align 4 \n\t"\
942  "5: \n\t"
943 #undef IDCT
944 #define IDCT(src0, src4, src1, src5, dst, shift) \
945  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
946  "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
947  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
948  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
949  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
950  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
951  "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
952  "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
953  "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
954  "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
955  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
956  "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
957  "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
958  "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
959  "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
960  "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
961  "movq 8+" #src0 ", %%mm2 \n\t" /* R4 R0 r4 r0 */\
962  "movq 8+" #src4 ", %%mm3 \n\t" /* R6 R2 r6 r2 */\
963  "movq 16(%2), %%mm1 \n\t" /* C4 C4 C4 C4 */\
964  "pmaddwd %%mm2, %%mm1 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
965  "movq 24(%2), %%mm7 \n\t" /* -C4 C4 -C4 C4 */\
966  "pmaddwd %%mm7, %%mm2 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
967  "movq 32(%2), %%mm7 \n\t" /* C6 C2 C6 C2 */\
968  "pmaddwd %%mm3, %%mm7 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
969  "pmaddwd 40(%2), %%mm3 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
970  "paddd %%mm1, %%mm7 \n\t" /* A0 a0 */\
971  "paddd %%mm1, %%mm1 \n\t" /* 2C0 2c0 */\
972  "psubd %%mm7, %%mm1 \n\t" /* A3 a3 */\
973  "paddd %%mm2, %%mm3 \n\t" /* A1 a1 */\
974  "paddd %%mm2, %%mm2 \n\t" /* 2C1 2c1 */\
975  "psubd %%mm3, %%mm2 \n\t" /* A2 a2 */\
976  "psrad $" #shift ", %%mm4 \n\t"\
977  "psrad $" #shift ", %%mm7 \n\t"\
978  "psrad $" #shift ", %%mm3 \n\t"\
979  "packssdw %%mm7, %%mm4 \n\t" /* A0 a0 */\
980  "movq %%mm4, " #dst " \n\t"\
981  "psrad $" #shift ", %%mm0 \n\t"\
982  "packssdw %%mm3, %%mm0 \n\t" /* A1 a1 */\
983  "movq %%mm0, 16+" #dst " \n\t"\
984  "movq %%mm0, 96+" #dst " \n\t"\
985  "movq %%mm4, 112+" #dst " \n\t"\
986  "psrad $" #shift ", %%mm5 \n\t"\
987  "psrad $" #shift ", %%mm6 \n\t"\
988  "psrad $" #shift ", %%mm2 \n\t"\
989  "packssdw %%mm2, %%mm5 \n\t" /* A2-B2 a2-b2 */\
990  "movq %%mm5, 32+" #dst " \n\t"\
991  "psrad $" #shift ", %%mm1 \n\t"\
992  "packssdw %%mm1, %%mm6 \n\t" /* A3+B3 a3+b3 */\
993  "movq %%mm6, 48+" #dst " \n\t"\
994  "movq %%mm6, 64+" #dst " \n\t"\
995  "movq %%mm5, 80+" #dst " \n\t"
996 
997 
998 //IDCT( src0, src4, src1, src5, dst, shift)
999 IDCT( 0(%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
1000 //IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
1001 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
1002 //IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
1003  "jmp 9f \n\t"
1004 
1005 
1006  "# .p2align 4 \n\t"\
1007  "1: \n\t"
1008 #undef IDCT
1009 #define IDCT(src0, src4, src1, src5, dst, shift) \
1010  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
1011  "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
1012  "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
1013  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
1014  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
1015  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
1016  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
1017  "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
1018  "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
1019  "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
1020  "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
1021  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
1022  "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
1023  "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
1024  "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
1025  "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
1026  "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
1027  "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
1028  "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
1029  "movq 64(%2), %%mm1 \n\t"\
1030  "pmaddwd %%mm2, %%mm1 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
1031  "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
1032  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
1033  "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
1034  "psrad $" #shift ", %%mm7 \n\t"\
1035  "psrad $" #shift ", %%mm4 \n\t"\
1036  "movq %%mm0, %%mm3 \n\t" /* A1 a1 */\
1037  "paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\
1038  "psubd %%mm1, %%mm3 \n\t" /* A1-B1 a1-b1 */\
1039  "psrad $" #shift ", %%mm0 \n\t"\
1040  "psrad $" #shift ", %%mm3 \n\t"\
1041  "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
1042  "movd %%mm7, " #dst " \n\t"\
1043  "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
1044  "movd %%mm0, 16+" #dst " \n\t"\
1045  "packssdw %%mm3, %%mm3 \n\t" /* A1-B1 a1-b1 */\
1046  "movd %%mm3, 96+" #dst " \n\t"\
1047  "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
1048  "movd %%mm4, 112+" #dst " \n\t"\
1049  "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
1050  "pmaddwd %%mm2, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
1051  "pmaddwd 96(%2), %%mm2 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
1052  "movq %%mm5, %%mm3 \n\t" /* A2 a2 */\
1053  "paddd %%mm4, %%mm3 \n\t" /* A2+B2 a2+b2 */\
1054  "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
1055  "psrad $" #shift ", %%mm3 \n\t"\
1056  "psrad $" #shift ", %%mm5 \n\t"\
1057  "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
1058  "paddd %%mm2, %%mm6 \n\t" /* A3+B3 a3+b3 */\
1059  "psubd %%mm2, %%mm4 \n\t" /* a3-B3 a3-b3 */\
1060  "psrad $" #shift ", %%mm6 \n\t"\
1061  "packssdw %%mm3, %%mm3 \n\t" /* A2+B2 a2+b2 */\
1062  "movd %%mm3, 32+" #dst " \n\t"\
1063  "psrad $" #shift ", %%mm4 \n\t"\
1064  "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
1065  "movd %%mm6, 48+" #dst " \n\t"\
1066  "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
1067  "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
1068  "movd %%mm4, 64+" #dst " \n\t"\
1069  "movd %%mm5, 80+" #dst " \n\t"
1070 
1071 
1072 //IDCT( src0, src4, src1, src5, dst, shift)
1073 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
1074 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
1075 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
1076 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
1077  "jmp 9f \n\t"
1078 
1079 
1080  "# .p2align 4 \n\t"
1081  "7: \n\t"
1082 #undef IDCT
1083 #define IDCT(src0, src4, src1, src5, dst, shift) \
1084  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
1085  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
1086  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
1087  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
1088  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
1089  "psrad $" #shift ", %%mm4 \n\t"\
1090  "psrad $" #shift ", %%mm0 \n\t"\
1091  "movq 8+" #src0 ", %%mm2 \n\t" /* R4 R0 r4 r0 */\
1092  "movq 16(%2), %%mm1 \n\t" /* C4 C4 C4 C4 */\
1093  "pmaddwd %%mm2, %%mm1 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
1094  "movq 24(%2), %%mm7 \n\t" /* -C4 C4 -C4 C4 */\
1095  "pmaddwd %%mm7, %%mm2 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
1096  "movq 32(%2), %%mm7 \n\t" /* C6 C2 C6 C2 */\
1097  "psrad $" #shift ", %%mm1 \n\t"\
1098  "packssdw %%mm1, %%mm4 \n\t" /* A0 a0 */\
1099  "movq %%mm4, " #dst " \n\t"\
1100  "psrad $" #shift ", %%mm2 \n\t"\
1101  "packssdw %%mm2, %%mm0 \n\t" /* A1 a1 */\
1102  "movq %%mm0, 16+" #dst " \n\t"\
1103  "movq %%mm0, 96+" #dst " \n\t"\
1104  "movq %%mm4, 112+" #dst " \n\t"\
1105  "movq %%mm0, 32+" #dst " \n\t"\
1106  "movq %%mm4, 48+" #dst " \n\t"\
1107  "movq %%mm4, 64+" #dst " \n\t"\
1108  "movq %%mm0, 80+" #dst " \n\t"
1109 
1110 //IDCT( src0, src4, src1, src5, dst, shift)
1111 IDCT( 0(%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
1112 //IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
1113 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
1114 //IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
1115 
1116 
1117 #endif
1118 
1119 /*
1120 Input
1121  00 40 04 44 20 60 24 64
1122  10 30 14 34 50 70 54 74
1123  01 41 03 43 21 61 23 63
1124  11 31 13 33 51 71 53 73
1125  02 42 06 46 22 62 26 66
1126  12 32 16 36 52 72 56 76
1127  05 45 07 47 25 65 27 67
1128  15 35 17 37 55 75 57 77
1129 
1130 Temp
1131  00 04 10 14 20 24 30 34
1132  40 44 50 54 60 64 70 74
1133  01 03 11 13 21 23 31 33
1134  41 43 51 53 61 63 71 73
1135  02 06 12 16 22 26 32 36
1136  42 46 52 56 62 66 72 76
1137  05 07 15 17 25 27 35 37
1138  45 47 55 57 65 67 75 77
1139 */
1140 
1141 "9: \n\t"
1142  :: "r" (block), "r" (temp), "r" (coeffs)
1143  : "%eax"
1144  );
1145 }
1146 
1148 {
1149  idct(block);
1150 }
1151 
1152 //FIXME merge add/put into the idct
1153 
1154 void ff_simple_idct_put_mmx(uint8_t *dest, int line_size, DCTELEM *block)
1155 {
1156  idct(block);
1157  ff_put_pixels_clamped_mmx(block, dest, line_size);
1158 }
1159 void ff_simple_idct_add_mmx(uint8_t *dest, int line_size, DCTELEM *block)
1160 {
1161  idct(block);
1162  ff_add_pixels_clamped_mmx(block, dest, line_size);
1163 }