GDAL
gcore
rasterio_ssse3.h
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/******************************************************************************
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*
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* Project: GDAL Core
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* Purpose: SSSE3 specializations
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* Author: Even Rouault <even dot rouault at spatialys dot com>
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*
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******************************************************************************
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* Copyright (c) 2016, Even Rouault <even dot rouault at spatialys dot com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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****************************************************************************/
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#ifndef RASTERIO_SSSE3_H_INCLUDED
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#define RASTERIO_SSSE3_H_INCLUDED
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#include "
cpl_port.h
"
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#if defined(HAVE_SSSE3_AT_COMPILE_TIME) && ( defined(__x86_64) || defined(_M_X64) )
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void
GDALUnrolledCopy_GByte_3_1_SSSE3(
GByte
*
CPL_RESTRICT
pDest,
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const
GByte
*
CPL_RESTRICT
pSrc,
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GPtrDiff_t
nIters );
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void
GDALDeinterleave3Byte_SSSE3(
const
GByte
*
CPL_RESTRICT
pabySrc,
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GByte
*
CPL_RESTRICT
pabyDest0,
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GByte
*
CPL_RESTRICT
pabyDest1,
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GByte
*
CPL_RESTRICT
pabyDest2,
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size_t
nIters);
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#if !defined(__GNUC__) || defined(__clang__)
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// GCC excluded because the auto-vectorized SSE2 code is good enough
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void
GDALDeinterleave4Byte_SSSE3(
const
GByte
*
CPL_RESTRICT
pabySrc,
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GByte
*
CPL_RESTRICT
pabyDest0,
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GByte
*
CPL_RESTRICT
pabyDest1,
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GByte
*
CPL_RESTRICT
pabyDest2,
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GByte
*
CPL_RESTRICT
pabyDest3,
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size_t
nIters);
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#endif
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#if (defined(__GNUC__) && !defined(__clang__)) || defined(__INTEL_CLANG_COMPILER)
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// Restricted to GCC/ICC only as only verified with it that it can properly
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// auto-vectorize
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void
GDALDeinterleave3UInt16_SSSE3(
const
GUInt16
*
CPL_RESTRICT
panSrc,
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GUInt16
*
CPL_RESTRICT
panDest0,
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GUInt16
*
CPL_RESTRICT
panDest1,
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GUInt16
*
CPL_RESTRICT
panDest2,
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size_t
nIters);
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void
GDALDeinterleave4UInt16_SSSE3(
const
GUInt16
*
CPL_RESTRICT
panSrc,
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GUInt16
*
CPL_RESTRICT
panDest0,
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GUInt16
*
CPL_RESTRICT
panDest1,
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GUInt16
*
CPL_RESTRICT
panDest2,
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GUInt16
*
CPL_RESTRICT
panDest3,
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size_t
nIters);
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#endif
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#endif
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#endif
/* RASTERIO_SSSE3_H_INCLUDED */
GByte
unsigned char GByte
Unsigned byte type.
Definition:
cpl_port.h:203
GPtrDiff_t
int GPtrDiff_t
Integer type large enough to hold the difference between 2 addresses.
Definition:
cpl_port.h:269
cpl_port.h
CPL_RESTRICT
#define CPL_RESTRICT
restrict keyword to declare that pointers do not alias
Definition:
cpl_port.h:910
GUInt16
unsigned short GUInt16
Unsigned int16 type.
Definition:
cpl_port.h:201
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