aboutsummaryrefslogtreecommitdiffstats
path: root/contrib/libs/hyperscan/src/util/masked_move.c
blob: 001cd49f28fdd87c0d5717222b65694367f6bf2d (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
/*
 * Copyright (c) 2015-2017, Intel Corporation
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *  * Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *  * Neither the name of Intel Corporation nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */


#include "ue2common.h"
#include "masked_move.h"
#include "util/arch.h"

#if defined(HAVE_AVX2)
/* masks for masked moves */

/* magic mask for maskload (vmmaskmovq) - described in UE-2424 */
const ALIGN_CL_DIRECTIVE u32 mm_mask_mask[16] = {
    0x00000000U,
    0x00000000U,
    0x00000000U,
    0x00000000U,
    0x00000000U,
    0x00000000U,
    0x00000000U,
    0x00000000U,
    0xff000000U,
    0xfe000000U,
    0xfc000000U,
    0xf8000000U,
    0xf0000000U,
    0xe0000000U,
    0xc0000000U,
    0x80000000U,
};

const u32 mm_shuffle_end[32][8] = {
    { 0x03020100U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, },
    { 0x02010080U, 0x80808003U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, },
    { 0x01008080U, 0x80800302U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, },
    { 0x00808080U, 0x80030201U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, },
    { 0x80808080U, 0x03020100U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, },
    { 0x80808080U, 0x02010080U, 0x80808003U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, },
    { 0x80808080U, 0x01008080U, 0x80800302U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, },
    { 0x80808080U, 0x00808080U, 0x80030201U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, },
    { 0x80808080U, 0x80808080U, 0x03020100U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, },
    { 0x80808080U, 0x80808080U, 0x02010080U, 0x80808003U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, },
    { 0x80808080U, 0x80808080U, 0x01008080U, 0x80800302U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, },
    { 0x80808080U, 0x80808080U, 0x00808080U, 0x80030201U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x03020100U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x02010080U, 0x80808003U, 0x80808080U, 0x80808080U, 0x80808080U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x01008080U, 0x80800302U, 0x80808080U, 0x80808080U, 0x80808080U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x00808080U, 0x80030201U, 0x80808080U, 0x80808080U, 0x80808080U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x03020100U, 0x80808080U, 0x80808080U, 0x80808080U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x02010080U, 0x80808003U, 0x80808080U, 0x80808080U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x01008080U, 0x80800302U, 0x80808080U, 0x80808080U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x00808080U, 0x80030201U, 0x80808080U, 0x80808080U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x03020100U, 0x80808080U, 0x80808080U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x02010080U, 0x80808003U, 0x80808080U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x01008080U, 0x80800302U, 0x80808080U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x00808080U, 0x80030201U, 0x80808080U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x03020100U, 0x80808080U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x02010080U, 0x80808003U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x01008080U, 0x80800302U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x00808080U, 0x80030201U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x03020100U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x02010080U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x01008080U, },
    { 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x80808080U, 0x00808080U, },
};
#endif // AVX2