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allocator.hpp
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1/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
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7 * Christian Schulte, 2016
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33
34#include <cstring>
35#include <cstdlib>
36
37#ifdef GECODE_PEAKHEAP_MALLOC_H
38#include <malloc.h>
39#endif
40
41#ifdef GECODE_PEAKHEAP_MALLOC_MALLOC_H
42#include <malloc/malloc.h>
43#endif
44
45#ifdef GECODE_ALLOCATOR
46
47namespace Gecode { namespace Support {
48
60 class Allocator {
61 public:
63 Allocator(void);
65 void* alloc(size_t n);
67 void* realloc(void* p, size_t n);
69 void free(void* p);
71 void* memcpy(void *d, const void *s, size_t n);
72 };
73
74
78 forceinline void*
80 return ::malloc(n);
81 }
82 forceinline void*
83 Allocator::realloc(void* p, size_t n) {
84 return ::realloc(p,n);
85 }
86 forceinline void
88 ::free(p);
89 }
90 forceinline void*
91 Allocator::memcpy(void *d, const void *s, size_t n) {
92 return ::memcpy(d,s,n);
93 }
94
95}}
96
97#endif
98
99namespace Gecode { namespace Support {
100
106 Allocator allocator;
107
108}}
109
110// STATISTICS: support-any
int p
Number of positive literals for node type.
int n
Number of negative literals for node type.
Default memory allocator.
Definition allocator.hpp:60
void free(void *p)
Free memory block p.
Definition allocator.hpp:87
void * memcpy(void *d, const void *s, size_t n)
Copy n bytes from source s directly to d and returns d.
Definition allocator.hpp:91
Allocator(void)
Default constructor.
Definition allocator.hpp:76
void * alloc(size_t n)
Allocate memory block of size n.
Definition allocator.hpp:79
void * realloc(void *p, size_t n)
Return address of reallocated memory block p of size n.
Definition allocator.hpp:83
Allocator allocator
The single global default memory allocator.
Definition allocator.cpp:38
Gecode toplevel namespace
#define forceinline
Definition config.hpp:187
#define GECODE_SUPPORT_EXPORT
Definition support.hh:71