x86: deduplicate some constants
[libav.git] / libavcodec / x86 / constants.c
1 /*
2 * MMX/SSE constants used across x86 dsp optimizations.
3 *
4 * This file is part of Libav.
5 *
6 * Libav 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 * Libav 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 Libav; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21 #include "libavutil/mem.h"
22 #include "libavutil/x86/asm.h" // for xmm_reg
23 #include "constants.h"
24
25 DECLARE_ALIGNED(8, const uint64_t, ff_wtwo) = 0x0002000200020002ULL;
26
27 DECLARE_ALIGNED(16, const xmm_reg, ff_pw_1) = { 0x0001000100010001ULL, 0x0001000100010001ULL };
28 DECLARE_ALIGNED(16, const xmm_reg, ff_pw_2) = { 0x0002000200020002ULL, 0x0002000200020002ULL };
29 DECLARE_ALIGNED(16, const xmm_reg, ff_pw_3) = { 0x0003000300030003ULL, 0x0003000300030003ULL };
30 DECLARE_ALIGNED(16, const xmm_reg, ff_pw_4) = { 0x0004000400040004ULL, 0x0004000400040004ULL };
31 DECLARE_ALIGNED(16, const xmm_reg, ff_pw_5) = { 0x0005000500050005ULL, 0x0005000500050005ULL };
32 DECLARE_ALIGNED(16, const xmm_reg, ff_pw_8) = { 0x0008000800080008ULL, 0x0008000800080008ULL };
33 DECLARE_ALIGNED(16, const xmm_reg, ff_pw_9) = { 0x0009000900090009ULL, 0x0009000900090009ULL };
34 DECLARE_ALIGNED(8, const uint64_t, ff_pw_15) = 0x000F000F000F000FULL;
35 DECLARE_ALIGNED(16, const xmm_reg, ff_pw_16) = { 0x0010001000100010ULL, 0x0010001000100010ULL };
36 DECLARE_ALIGNED(16, const xmm_reg, ff_pw_17) = { 0x0011001100110011ULL, 0x0011001100110011ULL };
37 DECLARE_ALIGNED(16, const xmm_reg, ff_pw_18) = { 0x0012001200120012ULL, 0x0012001200120012ULL };
38 DECLARE_ALIGNED(8, const uint64_t, ff_pw_20) = 0x0014001400140014ULL;
39 DECLARE_ALIGNED(16, const xmm_reg, ff_pw_32) = { 0x0020002000200020ULL, 0x0020002000200020ULL };
40 DECLARE_ALIGNED(8, const uint64_t, ff_pw_42) = 0x002A002A002A002AULL;
41 DECLARE_ALIGNED(8, const uint64_t, ff_pw_53) = 0x0035003500350035ULL;
42 DECLARE_ALIGNED(16, const xmm_reg, ff_pw_64) = { 0x0040004000400040ULL, 0x0040004000400040ULL };
43 DECLARE_ALIGNED(8, const uint64_t, ff_pw_96) = 0x0060006000600060ULL;
44 DECLARE_ALIGNED(8, const uint64_t, ff_pw_128) = 0x0080008000800080ULL;
45 DECLARE_ALIGNED(8, const uint64_t, ff_pw_255) = 0x00ff00ff00ff00ffULL;
46 DECLARE_ALIGNED(16, const xmm_reg, ff_pw_256) = { 0x0100010001000100ULL, 0x0100010001000100ULL };
47 DECLARE_ALIGNED(16, const xmm_reg, ff_pw_512) = { 0x0200020002000200ULL, 0x0200020002000200ULL };
48 DECLARE_ALIGNED(16, const xmm_reg, ff_pw_1019) = { 0x03FB03FB03FB03FBULL, 0x03FB03FB03FB03FBULL };
49 DECLARE_ALIGNED(16, const xmm_reg, ff_pw_m1) = { 0xFFFFFFFFFFFFFFFFULL, 0xFFFFFFFFFFFFFFFFULL };
50
51 DECLARE_ALIGNED(16, const xmm_reg, ff_pb_0) = { 0x0000000000000000ULL, 0x0000000000000000ULL };
52 DECLARE_ALIGNED(16, const xmm_reg, ff_pb_1) = { 0x0101010101010101ULL, 0x0101010101010101ULL };
53 DECLARE_ALIGNED(16, const xmm_reg, ff_pb_3) = { 0x0303030303030303ULL, 0x0303030303030303ULL };
54 DECLARE_ALIGNED(16, const xmm_reg, ff_pb_80) = { 0x8080808080808080ULL, 0x8080808080808080ULL };
55 DECLARE_ALIGNED(8, const uint64_t, ff_pb_FC) = 0xFCFCFCFCFCFCFCFCULL;