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constants.h
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1 /*
2  * MMX/SSE constants used across x86 dsp optimizations.
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #ifndef AVCODEC_X86_CONSTANTS_H
22 #define AVCODEC_X86_CONSTANTS_H
23 
24 #include <stdint.h>
25 
26 #include "libavutil/x86/asm.h"
27 
28 extern const uint64_t ff_wtwo;
29 
30 extern const xmm_reg ff_pw_3;
31 extern const xmm_reg ff_pw_4;
32 extern const xmm_reg ff_pw_5;
33 extern const xmm_reg ff_pw_8;
34 extern const xmm_reg ff_pw_9;
35 extern const uint64_t ff_pw_15;
36 extern const xmm_reg ff_pw_16;
37 extern const xmm_reg ff_pw_18;
38 extern const uint64_t ff_pw_20;
39 extern const xmm_reg ff_pw_32;
40 extern const uint64_t ff_pw_42;
41 extern const uint64_t ff_pw_53;
42 extern const xmm_reg ff_pw_64;
43 extern const uint64_t ff_pw_96;
44 extern const uint64_t ff_pw_128;
45 extern const uint64_t ff_pw_255;
46 
47 extern const ymm_reg ff_pb_1;
48 extern const ymm_reg ff_pb_3;
49 extern const xmm_reg ff_pb_80;
50 extern const xmm_reg ff_pb_F8;
51 extern const uint64_t ff_pb_FC;
52 
53 #endif /* AVCODEC_X86_CONSTANTS_H */