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simple_idct.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 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 
23 #include "libavutil/mem.h"
24 #include "libavutil/x86/asm.h"
25 
26 #include "libavcodec/idctdsp.h"
27 #include "libavcodec/x86/idctdsp.h"
28 
29 #include "idctdsp.h"
30 #include "simple_idct.h"
31 
32 #if HAVE_INLINE_ASM
33 
34 /*
35 23170.475006
36 22725.260826
37 21406.727617
38 19265.545870
39 16384.000000
40 12872.826198
41 8866.956905
42 4520.335430
43 */
44 #define C0 23170 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
45 #define C1 22725 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
46 #define C2 21407 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
47 #define C3 19266 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
48 #define C4 16383 //cos(i*M_PI/16)*sqrt(2)*(1<<14) - 0.5
49 #define C5 12873 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
50 #define C6 8867 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
51 #define C7 4520 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
52 
53 #define ROW_SHIFT 11
54 #define COL_SHIFT 20 // 6
55 
56 DECLARE_ASM_CONST(8, uint64_t, wm1010)= 0xFFFF0000FFFF0000ULL;
57 DECLARE_ASM_CONST(8, uint64_t, d40000)= 0x0000000000040000ULL;
58 
59 DECLARE_ALIGNED(8, static const int16_t, coeffs)[]= {
60  1<<(ROW_SHIFT-1), 0, 1<<(ROW_SHIFT-1), 0,
61 // 1<<(COL_SHIFT-1), 0, 1<<(COL_SHIFT-1), 0,
62 // 0, 1<<(COL_SHIFT-1-16), 0, 1<<(COL_SHIFT-1-16),
63  1<<(ROW_SHIFT-1), 1, 1<<(ROW_SHIFT-1), 0,
64  // the 1 = ((1<<(COL_SHIFT-1))/C4)<<ROW_SHIFT :)
65 // 0, 0, 0, 0,
66 // 0, 0, 0, 0,
67 
68  C4, C4, C4, C4,
69  C4, -C4, C4, -C4,
70 
71  C2, C6, C2, C6,
72  C6, -C2, C6, -C2,
73 
74  C1, C3, C1, C3,
75  C5, C7, C5, C7,
76 
77  C3, -C7, C3, -C7,
78 -C1, -C5, -C1, -C5,
79 
80  C5, -C1, C5, -C1,
81  C7, C3, C7, C3,
82 
83  C7, -C5, C7, -C5,
84  C3, -C1, C3, -C1
85 };
86 
87 static inline void idct(int16_t *block)
88 {
89  LOCAL_ALIGNED_8(int64_t, align_tmp, [16]);
90  int16_t * const temp= (int16_t*)align_tmp;
91 
92  __asm__ volatile(
93 #define DC_COND_IDCT(src0, src4, src1, src5, dst, rounder, shift) \
94  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
95  "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
96  "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
97  "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
98  "movq "MANGLE(wm1010)", %%mm4 \n\t"\
99  "pand %%mm0, %%mm4 \n\t"\
100  "por %%mm1, %%mm4 \n\t"\
101  "por %%mm2, %%mm4 \n\t"\
102  "por %%mm3, %%mm4 \n\t"\
103  "packssdw %%mm4,%%mm4 \n\t"\
104  "movd %%mm4, %%eax \n\t"\
105  "orl %%eax, %%eax \n\t"\
106  "jz 1f \n\t"\
107  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
108  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
109  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
110  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
111  "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
112  "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
113  "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
114  "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
115  "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
116  "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
117  #rounder ", %%mm4 \n\t"\
118  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
119  "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
120  "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
121  "movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\
122  "pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
123  #rounder ", %%mm0 \n\t"\
124  "paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\
125  "paddd %%mm0, %%mm0 \n\t" \
126  "psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\
127  "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
128  "paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\
129  "movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\
130  "pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
131  "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
132  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
133  "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
134  "paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\
135  "psrad $" #shift ", %%mm7 \n\t"\
136  "psrad $" #shift ", %%mm4 \n\t"\
137  "movq %%mm1, %%mm2 \n\t" /* A1 a1 */\
138  "paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\
139  "psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\
140  "psrad $" #shift ", %%mm1 \n\t"\
141  "psrad $" #shift ", %%mm2 \n\t"\
142  "packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\
143  "packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\
144  "movq %%mm7, " #dst " \n\t"\
145  "movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\
146  "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
147  "movq %%mm2, 24+" #dst " \n\t"\
148  "pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
149  "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
150  "pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
151  "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
152  "movq %%mm0, %%mm2 \n\t" /* A2 a2 */\
153  "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
154  "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
155  "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
156  "psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\
157  "psrad $" #shift ", %%mm2 \n\t"\
158  "psrad $" #shift ", %%mm0 \n\t"\
159  "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
160  "paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\
161  "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
162  "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
163  "psrad $" #shift ", %%mm6 \n\t"\
164  "packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\
165  "movq %%mm2, 8+" #dst " \n\t"\
166  "psrad $" #shift ", %%mm4 \n\t"\
167  "packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\
168  "movq %%mm4, 16+" #dst " \n\t"\
169  "jmp 2f \n\t"\
170  "1: \n\t"\
171  "pslld $16, %%mm0 \n\t"\
172  "paddd "MANGLE(d40000)", %%mm0 \n\t"\
173  "psrad $13, %%mm0 \n\t"\
174  "packssdw %%mm0, %%mm0 \n\t"\
175  "movq %%mm0, " #dst " \n\t"\
176  "movq %%mm0, 8+" #dst " \n\t"\
177  "movq %%mm0, 16+" #dst " \n\t"\
178  "movq %%mm0, 24+" #dst " \n\t"\
179  "2: \n\t"
180 
181 #define Z_COND_IDCT(src0, src4, src1, src5, dst, rounder, shift, bt) \
182  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
183  "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
184  "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
185  "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
186  "movq %%mm0, %%mm4 \n\t"\
187  "por %%mm1, %%mm4 \n\t"\
188  "por %%mm2, %%mm4 \n\t"\
189  "por %%mm3, %%mm4 \n\t"\
190  "packssdw %%mm4,%%mm4 \n\t"\
191  "movd %%mm4, %%eax \n\t"\
192  "orl %%eax, %%eax \n\t"\
193  "jz " #bt " \n\t"\
194  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
195  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
196  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
197  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
198  "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
199  "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
200  "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
201  "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
202  "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
203  "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
204  #rounder ", %%mm4 \n\t"\
205  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
206  "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
207  "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
208  "movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\
209  "pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
210  #rounder ", %%mm0 \n\t"\
211  "paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\
212  "paddd %%mm0, %%mm0 \n\t" \
213  "psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\
214  "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
215  "paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\
216  "movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\
217  "pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
218  "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
219  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
220  "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
221  "paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\
222  "psrad $" #shift ", %%mm7 \n\t"\
223  "psrad $" #shift ", %%mm4 \n\t"\
224  "movq %%mm1, %%mm2 \n\t" /* A1 a1 */\
225  "paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\
226  "psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\
227  "psrad $" #shift ", %%mm1 \n\t"\
228  "psrad $" #shift ", %%mm2 \n\t"\
229  "packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\
230  "packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\
231  "movq %%mm7, " #dst " \n\t"\
232  "movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\
233  "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
234  "movq %%mm2, 24+" #dst " \n\t"\
235  "pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
236  "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
237  "pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
238  "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
239  "movq %%mm0, %%mm2 \n\t" /* A2 a2 */\
240  "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
241  "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
242  "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
243  "psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\
244  "psrad $" #shift ", %%mm2 \n\t"\
245  "psrad $" #shift ", %%mm0 \n\t"\
246  "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
247  "paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\
248  "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
249  "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
250  "psrad $" #shift ", %%mm6 \n\t"\
251  "packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\
252  "movq %%mm2, 8+" #dst " \n\t"\
253  "psrad $" #shift ", %%mm4 \n\t"\
254  "packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\
255  "movq %%mm4, 16+" #dst " \n\t"\
256 
257 #define ROW_IDCT(src0, src4, src1, src5, dst, rounder, shift) \
258  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
259  "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
260  "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
261  "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
262  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
263  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
264  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
265  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
266  "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
267  "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
268  "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
269  "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
270  "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
271  "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
272  #rounder ", %%mm4 \n\t"\
273  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
274  "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
275  "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
276  "movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\
277  "pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
278  #rounder ", %%mm0 \n\t"\
279  "paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\
280  "paddd %%mm0, %%mm0 \n\t" \
281  "psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\
282  "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
283  "paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\
284  "movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\
285  "pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
286  "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
287  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
288  "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
289  "paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\
290  "psrad $" #shift ", %%mm7 \n\t"\
291  "psrad $" #shift ", %%mm4 \n\t"\
292  "movq %%mm1, %%mm2 \n\t" /* A1 a1 */\
293  "paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\
294  "psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\
295  "psrad $" #shift ", %%mm1 \n\t"\
296  "psrad $" #shift ", %%mm2 \n\t"\
297  "packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\
298  "packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\
299  "movq %%mm7, " #dst " \n\t"\
300  "movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\
301  "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
302  "movq %%mm2, 24+" #dst " \n\t"\
303  "pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
304  "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
305  "pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
306  "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
307  "movq %%mm0, %%mm2 \n\t" /* A2 a2 */\
308  "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
309  "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
310  "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
311  "psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\
312  "psrad $" #shift ", %%mm2 \n\t"\
313  "psrad $" #shift ", %%mm0 \n\t"\
314  "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
315  "paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\
316  "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
317  "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
318  "psrad $" #shift ", %%mm6 \n\t"\
319  "packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\
320  "movq %%mm2, 8+" #dst " \n\t"\
321  "psrad $" #shift ", %%mm4 \n\t"\
322  "packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\
323  "movq %%mm4, 16+" #dst " \n\t"\
324 
325 //IDCT( src0, src4, src1, src5, dst, rounder, shift)
326 DC_COND_IDCT( 0(%0), 8(%0), 16(%0), 24(%0), 0(%1),paddd 8(%2), 11)
327 Z_COND_IDCT( 32(%0), 40(%0), 48(%0), 56(%0), 32(%1),paddd (%2), 11, 4f)
328 Z_COND_IDCT( 64(%0), 72(%0), 80(%0), 88(%0), 64(%1),paddd (%2), 11, 2f)
329 Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 1f)
330 
331 #undef IDCT
332 #define IDCT(src0, src4, src1, src5, dst, shift) \
333  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
334  "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
335  "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
336  "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
337  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
338  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
339  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
340  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
341  "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
342  "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
343  "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
344  "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
345  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
346  "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
347  "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
348  "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
349  "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
350  "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
351  "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
352  "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
353  "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
354  "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
355  "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
356  "paddd %%mm1, %%mm7 \n\t" /* B0 b0 */\
357  "movq 72(%2), %%mm1 \n\t" /* -C5 -C1 -C5 -C1 */\
358  "pmaddwd %%mm3, %%mm1 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
359  "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
360  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
361  "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
362  "paddd %%mm2, %%mm1 \n\t" /* B1 b1 */\
363  "psrad $" #shift ", %%mm7 \n\t"\
364  "psrad $" #shift ", %%mm4 \n\t"\
365  "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
366  "paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\
367  "psubd %%mm1, %%mm2 \n\t" /* A1-B1 a1-b1 */\
368  "psrad $" #shift ", %%mm0 \n\t"\
369  "psrad $" #shift ", %%mm2 \n\t"\
370  "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
371  "movd %%mm7, " #dst " \n\t"\
372  "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
373  "movd %%mm0, 16+" #dst " \n\t"\
374  "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
375  "movd %%mm2, 96+" #dst " \n\t"\
376  "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
377  "movd %%mm4, 112+" #dst " \n\t"\
378  "movq " #src1 ", %%mm0 \n\t" /* R3 R1 r3 r1 */\
379  "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
380  "pmaddwd %%mm0, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
381  "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
382  "pmaddwd 96(%2), %%mm0 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
383  "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
384  "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
385  "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
386  "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
387  "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
388  "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
389  "psrad $" #shift ", %%mm2 \n\t"\
390  "psrad $" #shift ", %%mm5 \n\t"\
391  "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
392  "paddd %%mm0, %%mm3 \n\t" /* B3 b3 */\
393  "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
394  "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
395  "psrad $" #shift ", %%mm6 \n\t"\
396  "psrad $" #shift ", %%mm4 \n\t"\
397  "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
398  "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
399  "movd %%mm2, 32+" #dst " \n\t"\
400  "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
401  "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
402  "movd %%mm6, 48+" #dst " \n\t"\
403  "movd %%mm4, 64+" #dst " \n\t"\
404  "movd %%mm5, 80+" #dst " \n\t"
405 
406 
407 //IDCT( src0, src4, src1, src5, dst, shift)
408 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
409 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
410 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
411 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
412  "jmp 9f \n\t"
413 
414  "# .p2align 4 \n\t"\
415  "4: \n\t"
416 Z_COND_IDCT( 64(%0), 72(%0), 80(%0), 88(%0), 64(%1),paddd (%2), 11, 6f)
417 Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 5f)
418 
419 #undef IDCT
420 #define IDCT(src0, src4, src1, src5, dst, shift) \
421  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
422  "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
423  "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
424  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
425  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
426  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
427  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
428  "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
429  "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
430  "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
431  "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
432  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
433  "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
434  "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
435  "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
436  "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
437  "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
438  "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
439  "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
440  "movq 72(%2), %%mm7 \n\t" /* -C5 -C1 -C5 -C1 */\
441  "pmaddwd %%mm3, %%mm7 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
442  "paddd %%mm4, %%mm1 \n\t" /* A0+B0 a0+b0 */\
443  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
444  "psubd %%mm1, %%mm4 \n\t" /* A0-B0 a0-b0 */\
445  "psrad $" #shift ", %%mm1 \n\t"\
446  "psrad $" #shift ", %%mm4 \n\t"\
447  "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
448  "paddd %%mm7, %%mm0 \n\t" /* A1+B1 a1+b1 */\
449  "psubd %%mm7, %%mm2 \n\t" /* A1-B1 a1-b1 */\
450  "psrad $" #shift ", %%mm0 \n\t"\
451  "psrad $" #shift ", %%mm2 \n\t"\
452  "packssdw %%mm1, %%mm1 \n\t" /* A0+B0 a0+b0 */\
453  "movd %%mm1, " #dst " \n\t"\
454  "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
455  "movd %%mm0, 16+" #dst " \n\t"\
456  "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
457  "movd %%mm2, 96+" #dst " \n\t"\
458  "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
459  "movd %%mm4, 112+" #dst " \n\t"\
460  "movq 88(%2), %%mm1 \n\t" /* C3 C7 C3 C7 */\
461  "pmaddwd %%mm3, %%mm1 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
462  "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
463  "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
464  "paddd %%mm1, %%mm2 \n\t" /* A2+B2 a2+b2 */\
465  "psubd %%mm1, %%mm5 \n\t" /* a2-B2 a2-b2 */\
466  "psrad $" #shift ", %%mm2 \n\t"\
467  "psrad $" #shift ", %%mm5 \n\t"\
468  "movq %%mm6, %%mm1 \n\t" /* A3 a3 */\
469  "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
470  "psubd %%mm3, %%mm1 \n\t" /* a3-B3 a3-b3 */\
471  "psrad $" #shift ", %%mm6 \n\t"\
472  "psrad $" #shift ", %%mm1 \n\t"\
473  "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
474  "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
475  "movd %%mm2, 32+" #dst " \n\t"\
476  "packssdw %%mm1, %%mm1 \n\t" /* A3-B3 a3-b3 */\
477  "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
478  "movd %%mm6, 48+" #dst " \n\t"\
479  "movd %%mm1, 64+" #dst " \n\t"\
480  "movd %%mm5, 80+" #dst " \n\t"
481 
482 //IDCT( src0, src4, src1, src5, dst, shift)
483 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
484 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
485 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
486 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
487  "jmp 9f \n\t"
488 
489  "# .p2align 4 \n\t"\
490  "6: \n\t"
491 Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 7f)
492 
493 #undef IDCT
494 #define IDCT(src0, src4, src1, src5, dst, shift) \
495  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
496  "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
497  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
498  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
499  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
500  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
501  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
502  "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
503  "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
504  "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
505  "movq 72(%2), %%mm7 \n\t" /* -C5 -C1 -C5 -C1 */\
506  "pmaddwd %%mm3, %%mm7 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
507  "paddd %%mm4, %%mm1 \n\t" /* A0+B0 a0+b0 */\
508  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
509  "psubd %%mm1, %%mm4 \n\t" /* A0-B0 a0-b0 */\
510  "psrad $" #shift ", %%mm1 \n\t"\
511  "psrad $" #shift ", %%mm4 \n\t"\
512  "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
513  "paddd %%mm7, %%mm0 \n\t" /* A1+B1 a1+b1 */\
514  "psubd %%mm7, %%mm2 \n\t" /* A1-B1 a1-b1 */\
515  "psrad $" #shift ", %%mm0 \n\t"\
516  "psrad $" #shift ", %%mm2 \n\t"\
517  "packssdw %%mm1, %%mm1 \n\t" /* A0+B0 a0+b0 */\
518  "movd %%mm1, " #dst " \n\t"\
519  "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
520  "movd %%mm0, 16+" #dst " \n\t"\
521  "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
522  "movd %%mm2, 96+" #dst " \n\t"\
523  "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
524  "movd %%mm4, 112+" #dst " \n\t"\
525  "movq 88(%2), %%mm1 \n\t" /* C3 C7 C3 C7 */\
526  "pmaddwd %%mm3, %%mm1 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
527  "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
528  "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
529  "paddd %%mm1, %%mm2 \n\t" /* A2+B2 a2+b2 */\
530  "psubd %%mm1, %%mm5 \n\t" /* a2-B2 a2-b2 */\
531  "psrad $" #shift ", %%mm2 \n\t"\
532  "psrad $" #shift ", %%mm5 \n\t"\
533  "movq %%mm6, %%mm1 \n\t" /* A3 a3 */\
534  "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
535  "psubd %%mm3, %%mm1 \n\t" /* a3-B3 a3-b3 */\
536  "psrad $" #shift ", %%mm6 \n\t"\
537  "psrad $" #shift ", %%mm1 \n\t"\
538  "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
539  "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
540  "movd %%mm2, 32+" #dst " \n\t"\
541  "packssdw %%mm1, %%mm1 \n\t" /* A3-B3 a3-b3 */\
542  "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
543  "movd %%mm6, 48+" #dst " \n\t"\
544  "movd %%mm1, 64+" #dst " \n\t"\
545  "movd %%mm5, 80+" #dst " \n\t"
546 
547 
548 //IDCT( src0, src4, src1, src5, dst, shift)
549 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
550 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
551 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
552 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
553  "jmp 9f \n\t"
554 
555  "# .p2align 4 \n\t"\
556  "2: \n\t"
557 Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 3f)
558 
559 #undef IDCT
560 #define IDCT(src0, src4, src1, src5, dst, shift) \
561  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
562  "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
563  "movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
564  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
565  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
566  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
567  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
568  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
569  "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
570  "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
571  "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
572  "movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
573  "pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
574  "pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
575  "paddd %%mm1, %%mm7 \n\t" /* B0 b0 */\
576  "movq 72(%2), %%mm1 \n\t" /* -C5 -C1 -C5 -C1 */\
577  "pmaddwd %%mm3, %%mm1 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
578  "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
579  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
580  "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
581  "paddd %%mm2, %%mm1 \n\t" /* B1 b1 */\
582  "psrad $" #shift ", %%mm7 \n\t"\
583  "psrad $" #shift ", %%mm4 \n\t"\
584  "movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
585  "paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\
586  "psubd %%mm1, %%mm2 \n\t" /* A1-B1 a1-b1 */\
587  "psrad $" #shift ", %%mm0 \n\t"\
588  "psrad $" #shift ", %%mm2 \n\t"\
589  "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
590  "movd %%mm7, " #dst " \n\t"\
591  "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
592  "movd %%mm0, 16+" #dst " \n\t"\
593  "packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
594  "movd %%mm2, 96+" #dst " \n\t"\
595  "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
596  "movd %%mm4, 112+" #dst " \n\t"\
597  "movq " #src1 ", %%mm0 \n\t" /* R3 R1 r3 r1 */\
598  "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
599  "pmaddwd %%mm0, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
600  "movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
601  "pmaddwd 96(%2), %%mm0 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
602  "pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
603  "movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
604  "pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
605  "paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
606  "paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
607  "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
608  "psrad $" #shift ", %%mm2 \n\t"\
609  "psrad $" #shift ", %%mm5 \n\t"\
610  "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
611  "paddd %%mm0, %%mm3 \n\t" /* B3 b3 */\
612  "paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
613  "psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
614  "psrad $" #shift ", %%mm6 \n\t"\
615  "psrad $" #shift ", %%mm4 \n\t"\
616  "packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
617  "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
618  "movd %%mm2, 32+" #dst " \n\t"\
619  "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
620  "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
621  "movd %%mm6, 48+" #dst " \n\t"\
622  "movd %%mm4, 64+" #dst " \n\t"\
623  "movd %%mm5, 80+" #dst " \n\t"
624 
625 //IDCT( src0, src4, src1, src5, dst, shift)
626 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
627 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
628 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
629 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
630  "jmp 9f \n\t"
631 
632  "# .p2align 4 \n\t"\
633  "3: \n\t"
634 #undef IDCT
635 #define IDCT(src0, src4, src1, src5, dst, shift) \
636  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
637  "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
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 %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
643  "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
644  "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
645  "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
646  "movq 64(%2), %%mm3 \n\t"\
647  "pmaddwd %%mm2, %%mm3 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
648  "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
649  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
650  "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
651  "psrad $" #shift ", %%mm7 \n\t"\
652  "psrad $" #shift ", %%mm4 \n\t"\
653  "movq %%mm0, %%mm1 \n\t" /* A1 a1 */\
654  "paddd %%mm3, %%mm0 \n\t" /* A1+B1 a1+b1 */\
655  "psubd %%mm3, %%mm1 \n\t" /* A1-B1 a1-b1 */\
656  "psrad $" #shift ", %%mm0 \n\t"\
657  "psrad $" #shift ", %%mm1 \n\t"\
658  "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
659  "movd %%mm7, " #dst " \n\t"\
660  "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
661  "movd %%mm0, 16+" #dst " \n\t"\
662  "packssdw %%mm1, %%mm1 \n\t" /* A1-B1 a1-b1 */\
663  "movd %%mm1, 96+" #dst " \n\t"\
664  "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
665  "movd %%mm4, 112+" #dst " \n\t"\
666  "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
667  "pmaddwd %%mm2, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
668  "pmaddwd 96(%2), %%mm2 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
669  "movq %%mm5, %%mm1 \n\t" /* A2 a2 */\
670  "paddd %%mm4, %%mm1 \n\t" /* A2+B2 a2+b2 */\
671  "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
672  "psrad $" #shift ", %%mm1 \n\t"\
673  "psrad $" #shift ", %%mm5 \n\t"\
674  "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
675  "paddd %%mm2, %%mm6 \n\t" /* A3+B3 a3+b3 */\
676  "psubd %%mm2, %%mm4 \n\t" /* a3-B3 a3-b3 */\
677  "psrad $" #shift ", %%mm6 \n\t"\
678  "psrad $" #shift ", %%mm4 \n\t"\
679  "packssdw %%mm1, %%mm1 \n\t" /* A2+B2 a2+b2 */\
680  "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
681  "movd %%mm1, 32+" #dst " \n\t"\
682  "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
683  "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
684  "movd %%mm6, 48+" #dst " \n\t"\
685  "movd %%mm4, 64+" #dst " \n\t"\
686  "movd %%mm5, 80+" #dst " \n\t"
687 
688 
689 //IDCT( src0, src4, src1, src5, dst, shift)
690 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
691 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
692 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
693 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
694  "jmp 9f \n\t"
695 
696  "# .p2align 4 \n\t"\
697  "5: \n\t"
698 #undef IDCT
699 #define IDCT(src0, src4, src1, src5, dst, shift) \
700  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
701  "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
702  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
703  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
704  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
705  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
706  "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
707  "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
708  "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
709  "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
710  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
711  "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
712  "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
713  "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
714  "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
715  "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
716  "movq 8+" #src0 ", %%mm2 \n\t" /* R4 R0 r4 r0 */\
717  "movq 8+" #src4 ", %%mm3 \n\t" /* R6 R2 r6 r2 */\
718  "movq 16(%2), %%mm1 \n\t" /* C4 C4 C4 C4 */\
719  "pmaddwd %%mm2, %%mm1 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
720  "movq 24(%2), %%mm7 \n\t" /* -C4 C4 -C4 C4 */\
721  "pmaddwd %%mm7, %%mm2 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
722  "movq 32(%2), %%mm7 \n\t" /* C6 C2 C6 C2 */\
723  "pmaddwd %%mm3, %%mm7 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
724  "pmaddwd 40(%2), %%mm3 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
725  "paddd %%mm1, %%mm7 \n\t" /* A0 a0 */\
726  "paddd %%mm1, %%mm1 \n\t" /* 2C0 2c0 */\
727  "psubd %%mm7, %%mm1 \n\t" /* A3 a3 */\
728  "paddd %%mm2, %%mm3 \n\t" /* A1 a1 */\
729  "paddd %%mm2, %%mm2 \n\t" /* 2C1 2c1 */\
730  "psubd %%mm3, %%mm2 \n\t" /* A2 a2 */\
731  "psrad $" #shift ", %%mm4 \n\t"\
732  "psrad $" #shift ", %%mm7 \n\t"\
733  "psrad $" #shift ", %%mm3 \n\t"\
734  "packssdw %%mm7, %%mm4 \n\t" /* A0 a0 */\
735  "movq %%mm4, " #dst " \n\t"\
736  "psrad $" #shift ", %%mm0 \n\t"\
737  "packssdw %%mm3, %%mm0 \n\t" /* A1 a1 */\
738  "movq %%mm0, 16+" #dst " \n\t"\
739  "movq %%mm0, 96+" #dst " \n\t"\
740  "movq %%mm4, 112+" #dst " \n\t"\
741  "psrad $" #shift ", %%mm5 \n\t"\
742  "psrad $" #shift ", %%mm6 \n\t"\
743  "psrad $" #shift ", %%mm2 \n\t"\
744  "packssdw %%mm2, %%mm5 \n\t" /* A2-B2 a2-b2 */\
745  "movq %%mm5, 32+" #dst " \n\t"\
746  "psrad $" #shift ", %%mm1 \n\t"\
747  "packssdw %%mm1, %%mm6 \n\t" /* A3+B3 a3+b3 */\
748  "movq %%mm6, 48+" #dst " \n\t"\
749  "movq %%mm6, 64+" #dst " \n\t"\
750  "movq %%mm5, 80+" #dst " \n\t"
751 
752 
753 //IDCT( src0, src4, src1, src5, dst, shift)
754 IDCT( 0(%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
755 //IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
756 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
757 //IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
758  "jmp 9f \n\t"
759 
760 
761  "# .p2align 4 \n\t"\
762  "1: \n\t"
763 #undef IDCT
764 #define IDCT(src0, src4, src1, src5, dst, shift) \
765  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
766  "movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
767  "movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
768  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
769  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
770  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
771  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
772  "movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
773  "pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
774  "movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
775  "pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
776  "movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
777  "movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
778  "pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
779  "paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
780  "psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
781  "movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
782  "paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
783  "psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
784  "movq 64(%2), %%mm1 \n\t"\
785  "pmaddwd %%mm2, %%mm1 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
786  "paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
787  "paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
788  "psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
789  "psrad $" #shift ", %%mm7 \n\t"\
790  "psrad $" #shift ", %%mm4 \n\t"\
791  "movq %%mm0, %%mm3 \n\t" /* A1 a1 */\
792  "paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\
793  "psubd %%mm1, %%mm3 \n\t" /* A1-B1 a1-b1 */\
794  "psrad $" #shift ", %%mm0 \n\t"\
795  "psrad $" #shift ", %%mm3 \n\t"\
796  "packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
797  "movd %%mm7, " #dst " \n\t"\
798  "packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
799  "movd %%mm0, 16+" #dst " \n\t"\
800  "packssdw %%mm3, %%mm3 \n\t" /* A1-B1 a1-b1 */\
801  "movd %%mm3, 96+" #dst " \n\t"\
802  "packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
803  "movd %%mm4, 112+" #dst " \n\t"\
804  "movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
805  "pmaddwd %%mm2, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
806  "pmaddwd 96(%2), %%mm2 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
807  "movq %%mm5, %%mm3 \n\t" /* A2 a2 */\
808  "paddd %%mm4, %%mm3 \n\t" /* A2+B2 a2+b2 */\
809  "psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
810  "psrad $" #shift ", %%mm3 \n\t"\
811  "psrad $" #shift ", %%mm5 \n\t"\
812  "movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
813  "paddd %%mm2, %%mm6 \n\t" /* A3+B3 a3+b3 */\
814  "psubd %%mm2, %%mm4 \n\t" /* a3-B3 a3-b3 */\
815  "psrad $" #shift ", %%mm6 \n\t"\
816  "packssdw %%mm3, %%mm3 \n\t" /* A2+B2 a2+b2 */\
817  "movd %%mm3, 32+" #dst " \n\t"\
818  "psrad $" #shift ", %%mm4 \n\t"\
819  "packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
820  "movd %%mm6, 48+" #dst " \n\t"\
821  "packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
822  "packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
823  "movd %%mm4, 64+" #dst " \n\t"\
824  "movd %%mm5, 80+" #dst " \n\t"
825 
826 
827 //IDCT( src0, src4, src1, src5, dst, shift)
828 IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
829 IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
830 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
831 IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
832  "jmp 9f \n\t"
833 
834 
835  "# .p2align 4 \n\t"
836  "7: \n\t"
837 #undef IDCT
838 #define IDCT(src0, src4, src1, src5, dst, shift) \
839  "movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
840  "movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
841  "pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
842  "movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
843  "pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
844  "psrad $" #shift ", %%mm4 \n\t"\
845  "psrad $" #shift ", %%mm0 \n\t"\
846  "movq 8+" #src0 ", %%mm2 \n\t" /* R4 R0 r4 r0 */\
847  "movq 16(%2), %%mm1 \n\t" /* C4 C4 C4 C4 */\
848  "pmaddwd %%mm2, %%mm1 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
849  "movq 24(%2), %%mm7 \n\t" /* -C4 C4 -C4 C4 */\
850  "pmaddwd %%mm7, %%mm2 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
851  "movq 32(%2), %%mm7 \n\t" /* C6 C2 C6 C2 */\
852  "psrad $" #shift ", %%mm1 \n\t"\
853  "packssdw %%mm1, %%mm4 \n\t" /* A0 a0 */\
854  "movq %%mm4, " #dst " \n\t"\
855  "psrad $" #shift ", %%mm2 \n\t"\
856  "packssdw %%mm2, %%mm0 \n\t" /* A1 a1 */\
857  "movq %%mm0, 16+" #dst " \n\t"\
858  "movq %%mm0, 96+" #dst " \n\t"\
859  "movq %%mm4, 112+" #dst " \n\t"\
860  "movq %%mm0, 32+" #dst " \n\t"\
861  "movq %%mm4, 48+" #dst " \n\t"\
862  "movq %%mm4, 64+" #dst " \n\t"\
863  "movq %%mm0, 80+" #dst " \n\t"
864 
865 //IDCT( src0, src4, src1, src5, dst, shift)
866 IDCT( 0(%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
867 //IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
868 IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
869 //IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
870 
871 
872 /*
873 Input
874  00 40 04 44 20 60 24 64
875  10 30 14 34 50 70 54 74
876  01 41 03 43 21 61 23 63
877  11 31 13 33 51 71 53 73
878  02 42 06 46 22 62 26 66
879  12 32 16 36 52 72 56 76
880  05 45 07 47 25 65 27 67
881  15 35 17 37 55 75 57 77
882 
883 Temp
884  00 04 10 14 20 24 30 34
885  40 44 50 54 60 64 70 74
886  01 03 11 13 21 23 31 33
887  41 43 51 53 61 63 71 73
888  02 06 12 16 22 26 32 36
889  42 46 52 56 62 66 72 76
890  05 07 15 17 25 27 35 37
891  45 47 55 57 65 67 75 77
892 */
893 
894 "9: \n\t"
895  :: "r" (block), "r" (temp), "r" (coeffs)
896  NAMED_CONSTRAINTS_ADD(wm1010,d40000)
897  : "%eax"
898  );
899 }
900 
901 void ff_simple_idct_mmx(int16_t *block)
902 {
903  idct(block);
904 }
905 
906 //FIXME merge add/put into the idct
907 
908 void ff_simple_idct_put_mmx(uint8_t *dest, ptrdiff_t line_size, int16_t *block)
909 {
910  idct(block);
911  ff_put_pixels_clamped_mmx(block, dest, line_size);
912 }
913 void ff_simple_idct_add_mmx(uint8_t *dest, ptrdiff_t line_size, int16_t *block)
914 {
915  idct(block);
916  ff_add_pixels_clamped_mmx(block, dest, line_size);
917 }
918 void ff_simple_idct_put_sse2(uint8_t *dest, ptrdiff_t line_size, int16_t *block)
919 {
920  idct(block);
921  ff_put_pixels_clamped_sse2(block, dest, line_size);
922 }
923 void ff_simple_idct_add_sse2(uint8_t *dest, ptrdiff_t line_size, int16_t *block)
924 {
925  idct(block);
926  ff_add_pixels_clamped_sse2(block, dest, line_size);
927 }
928 
929 #endif /* HAVE_INLINE_ASM */
#define DC_COND_IDCT(src0, src4, src1, src5, dst, rounder, rarg, shift)
static void idct(int16_t block[64])
Definition: 4xm.c:163
Memory handling functions.
else temp
Definition: vf_mcdeint.c:259
void ff_simple_idct_put_sse2(uint8_t *dest, ptrdiff_t line_size, int16_t *block)
void ff_add_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels, ptrdiff_t line_size)
#define C2
Definition: simple_idct.c:137
static int16_t block[64]
Definition: dct.c:115
#define ROW_SHIFT
uint8_t
void ff_add_pixels_clamped_sse2(const int16_t *block, uint8_t *pixels, ptrdiff_t line_size)
#define C5
void ff_simple_idct_add_sse2(uint8_t *dest, ptrdiff_t line_size, int16_t *block)
#define DECLARE_ALIGNED(n, t, v)
Declare a variable that is aligned in memory.
Definition: mem.h:104
#define C6
#define C1
Definition: simple_idct.c:136
#define LOCAL_ALIGNED_8(t, v,...)
Definition: internal.h:118
#define Z_COND_IDCT(src0, src4, src1, src5, dst, rounder, rarg, shift, bt)
const char * r
Definition: vf_curves.c:111
#define DECLARE_ASM_CONST(n, t, v)
Declare a static constant aligned variable appropriate for use in inline assembly code...
Definition: mem.h:105
void ff_simple_idct_add_mmx(uint8_t *dest, ptrdiff_t line_size, int16_t *block)
#define IDCT(H)
int n
Definition: avisynth_c.h:684
void ff_put_pixels_clamped_sse2(const int16_t *block, uint8_t *pixels, ptrdiff_t line_size)
#define C4
void ff_simple_idct_mmx(int16_t *block)
#define C3
Definition: simple_idct.c:138
void ff_simple_idct_put_mmx(uint8_t *dest, ptrdiff_t line_size, int16_t *block)
static const int16_t coeffs[]
void ff_put_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels, ptrdiff_t line_size)
#define C7
#define NAMED_CONSTRAINTS_ADD(...)
Definition: asm.h:145