source: icXML/icXML-devel/src/icxercesc/internal/MemoryManagerImpl.cpp @ 2720

Last change on this file since 2720 was 2720, checked in by cameron, 6 years ago

Initial check-in of icXML 0.8 source files

File size: 1.9 KB
Line 
1/*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements.  See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License.  You may obtain a copy of the License at
8 *
9 *      http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18/*
19 * $Id: MemoryManagerImpl.cpp 673975 2008-07-04 09:23:56Z borisk $
20 */
21
22
23// ---------------------------------------------------------------------------
24//  Includes
25// ---------------------------------------------------------------------------
26#include <xercesc/internal/MemoryManagerImpl.hpp>
27#include <xercesc/util/OutOfMemoryException.hpp>
28#include <simd-lib/builtins.hpp>
29#include <icxmlc/XMLConfig.hpp>
30#include <icxmlc/Array.hpp>
31
32XERCES_CPP_NAMESPACE_BEGIN
33
34MemoryManager* MemoryManagerImpl::getExceptionMemoryManager()
35{
36        return this;
37}
38
39//#define MEM_ALIGN(size, SIZE_TYPE) \
40//      (((size) & ~(sizeof(SIZE_TYPE) - 1)) + (!((size) & (sizeof(SIZE_TYPE) - 1)) ? 0 : sizeof(SIZE_TYPE)))
41
42#define MEM_ALIGN(size, SIZE_TYPE) \
43        ((size + sizeof(SIZE_TYPE) - 1) & ~(sizeof(SIZE_TYPE) - 1))
44
45void* MemoryManagerImpl::allocate(XMLSize_t size)
46{
47        void* p;
48
49        try
50        {
51                p = ::operator new(MEM_ALIGN(size, void*));
52        }
53        catch (...)
54        {
55                throw OutOfMemoryException();
56        }
57
58        if (likely(p != 0))
59        {
60                return p;
61        }
62        throw OutOfMemoryException();
63}
64
65void MemoryManagerImpl::deallocate(void* p)
66{
67        if (p) ::operator delete(p);
68}
69
70XERCES_CPP_NAMESPACE_END
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