MagickCore
6.9.12-38
Convert, Edit, Or Compose Bitmap Images
memory-private.h
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/*
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Copyright 1999-2021 ImageMagick Studio LLC, a non-profit organization
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dedicated to making software imaging solutions freely available.
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You may not use this file except in compliance with the License. You may
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obtain a copy of the License at
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https://imagemagick.org/script/license.php
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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MagickCore private memory methods.
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*/
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#ifndef MAGICKCORE_MEMORY_PRIVATE_H
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#define MAGICKCORE_MEMORY_PRIVATE_H
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#include "
magick/magick-config.h
"
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#if defined(__cplusplus) || defined(c_plusplus)
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extern
"C"
{
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#endif
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#if defined(__powerpc__)
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# define CACHE_LINE_SIZE (16 * MAGICKCORE_SIZEOF_VOID_P)
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#else
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# define CACHE_LINE_SIZE (8 * MAGICKCORE_SIZEOF_VOID_P)
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#endif
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#define CACHE_ALIGNED(n) MAGICKCORE_ALIGN_UP(n,CACHE_LINE_SIZE)
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#if (__GNUC__ > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ > 6))
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#if !defined(__ICC)
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#define MagickAssumeAligned(address) \
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__builtin_assume_aligned((address),CACHE_LINE_SIZE)
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#else
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#define MagickAssumeAligned(address) (address)
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#endif
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#else
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#define MagickAssumeAligned(address) (address)
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#endif
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static
inline
size_t
OverAllocateMemory
(
const
size_t
length
)
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{
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size_t
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extent;
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/*
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Over allocate memory, typically used when concatentating strings.
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*/
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extent=
length
;
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if
(extent < 131072)
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for
(extent=256; extent <
length
; extent*=2);
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return
(extent);
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}
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extern
MagickPrivate
void
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ResetMaxMemoryRequest
(
void
),
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ResetVirtualAnonymousMemory
(
void
);
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#if defined(__cplusplus) || defined(c_plusplus)
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}
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#endif
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#endif
_MatrixInfo::length
MagickSizeType length
Definition:
matrix.c:70
ResetMaxMemoryRequest
MagickPrivate void ResetMaxMemoryRequest(void)
magick-config.h
OverAllocateMemory
static size_t OverAllocateMemory(const size_t length)
Definition:
memory-private.h:46
MagickPrivate
#define MagickPrivate
Definition:
method-attribute.h:81
ResetVirtualAnonymousMemory
MagickPrivate void ResetVirtualAnonymousMemory(void)
Definition:
memory.c:1346
magick
memory-private.h
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