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archive.cpp
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1/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2/*
3 * Main authors:
4 * Guido Tack <tack@gecode.org>
5 *
6 * Copyright:
7 * Guido Tack, 2011
8 *
9 * This file is part of Gecode, the generic constraint
10 * development environment:
11 * http://www.gecode.org
12 *
13 * Permission is hereby granted, free of charge, to any person obtaining
14 * a copy of this software and associated documentation files (the
15 * "Software"), to deal in the Software without restriction, including
16 * without limitation the rights to use, copy, modify, merge, publish,
17 * distribute, sublicense, and/or sell copies of the Software, and to
18 * permit persons to whom the Software is furnished to do so, subject to
19 * the following conditions:
20 *
21 * The above copyright notice and this permission notice shall be
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32 */
33
34#include <gecode/kernel.hh>
35
36namespace Gecode {
37
38 void
39 Archive::resize(int n) {
40 int m = std::max(n+1, (3*_size)/2);
41 _a = heap.realloc<unsigned int>(_a,_n,m);
42 _size = m;
43 }
44
45 Archive::Archive(const Archive& e) : _size(e._n), _n(e._n), _pos(e._pos) {
46 _a = heap.alloc<unsigned int>(_n);
47 heap.copy<unsigned int>(_a,e._a,_n);
48 }
49
50 Archive&
52 if (this!=&e) {
53 _a = heap.realloc<unsigned int>(_a, _size, e._n);
54 heap.copy<unsigned int>(_a,e._a,e._n);
55 _size = _n = e._n;
56 }
57 return *this;
58 }
59
61 heap.free<unsigned int>(_a,_size);
62 }
63
64}
65
66// STATISTICS: kernel-branch
int n
Number of negative literals for node type.
Archive representation
Definition archive.hpp:42
Archive(void)
Construct empty representation.
Definition archive.hpp:171
~Archive(void)
Destructor.
Definition archive.cpp:60
Archive & operator=(const Archive &e)
Assignment operator.
Definition archive.cpp:51
T * realloc(T *b, long unsigned int n, long unsigned int m)
Reallocate block of n objects starting at b to m objects of type T from heap.
Definition heap.hpp:482
static T * copy(T *d, const T *s, long unsigned int n)
Copy n objects starting at s to d.
Definition heap.hpp:583
void free(T *b, long unsigned int n)
Delete n objects starting at b.
Definition heap.hpp:457
T * alloc(long unsigned int n)
Allocate block of n objects of type T from heap.
Definition heap.hpp:431
Heap heap
The single global heap.
Definition heap.cpp:44
Gecode toplevel namespace