compute-runtime/runtime/built_ins/kernels/fill_buffer.igdrcl_built_in

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/*
* Copyright (c) 2017, Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
R"===(
// assumption is local work size = pattern size
__kernel void FillBufferBytes(
__global uchar* pDst,
uint dstOffsetInBytes,
const __global uchar* 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 )
{
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 )
{
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 )
{
uint gid = get_global_id(0);
pDst[ gid + dstOffsetInBytes ] = pPattern[ gid & (patternSizeInEls - 1) ];
}
)==="