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
92
93
94
95
96
|
/*
* Copyright (C) 2020-2023 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
R"===(
#define ALIGNED4(ptr) __builtin_assume(((size_t)ptr&0b11) == 0)
// assumption is local work size = pattern size
__kernel void FillBufferBytes(
__global uchar* pDst,
uint dstOffsetInBytes,
const __global uchar* pPattern )
{
ALIGNED4(pDst);
ALIGNED4(pPattern);
uint dstIndex = get_global_id(0) + dstOffsetInBytes;
uint srcIndex = get_local_id(0);
pDst[dstIndex] = pPattern[srcIndex];
}
__kernel void FillBufferLeftLeftover(
__global uchar* pDst,
uint dstOffsetInBytes,
const __global uchar* pPattern,
const uint patternSizeInEls )
{
ALIGNED4(pDst);
ALIGNED4(pPattern);
uint gid = get_global_id(0);
pDst[ gid + dstOffsetInBytes ] = pPattern[ gid & (patternSizeInEls - 1) ];
}
__kernel void FillBufferMiddle(
__global uchar* pDst,
uint dstOffsetInBytes,
const __global uint* pPattern,
const uint patternSizeInEls )
{
ALIGNED4(pDst);
ALIGNED4(pPattern);
uint gid = get_global_id(0);
((__global uint*)(pDst + dstOffsetInBytes))[gid] = pPattern[ gid & (patternSizeInEls - 1) ];
}
__kernel void FillBufferRightLeftover(
__global uchar* pDst,
uint dstOffsetInBytes,
const __global uchar* pPattern,
const uint patternSizeInEls )
{
ALIGNED4(pDst);
ALIGNED4(pPattern);
uint gid = get_global_id(0);
pDst[ gid + dstOffsetInBytes ] = pPattern[ gid & (patternSizeInEls - 1) ];
}
__kernel void FillBufferImmediate(
__global uchar* ptr,
ulong dstSshOffset, // Offset needed in case ptr has been adjusted for SSH alignment
const uint value)
{
ALIGNED4(ptr);
uint gid = get_global_id(0);
__global uint4* dstPtr = (__global uint4*)(ptr + dstSshOffset);
dstPtr[gid] = value;
}
__kernel void FillBufferImmediateLeftOver(
__global uchar* ptr,
ulong dstSshOffset, // Offset needed in case ptr has been adjusted for SSH alignment
const uint value)
{
ALIGNED4(ptr);
uint gid = get_global_id(0);
(ptr + dstSshOffset)[gid] = value;
}
__kernel void FillBufferSSHOffset(
__global uchar* ptr,
uint dstSshOffset, // Offset needed in case ptr has been adjusted for SSH alignment
const __global uchar* pPattern,
uint patternSshOffset // Offset needed in case pPattern has been adjusted for SSH alignment
)
{
ALIGNED4(ptr);
ALIGNED4(pPattern);
uint dstIndex = get_global_id(0);
uint srcIndex = get_local_id(0);
__global uchar* pDst = (__global uchar*)ptr + dstSshOffset;
__global uchar* pSrc = (__global uchar*)pPattern + patternSshOffset;
pDst[dstIndex] = pSrc[srcIndex];
}
)==="
|
