main page
modules
namespaces
classes
files
Gecode home
Generated on Mon Aug 27 2012 17:15:49 for Gecode by
doxygen
1.8.1.2
gecode
support
thread
thread.hpp
Go to the documentation of this file.
1
/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2
/*
3
* Main authors:
4
* Christian Schulte <schulte@gecode.org>
5
*
6
* Copyright:
7
* Christian Schulte, 2009
8
*
9
* Last modified:
10
* $Date: 2009-10-15 20:39:29 +1100 (Thu, 15 Oct 2009) $ by $Author: schulte $
11
* $Revision: 9919 $
12
*
13
* This file is part of Gecode, the generic constraint
14
* development environment:
15
* http://www.gecode.org
16
*
17
* Permission is hereby granted, free of charge, to any person obtaining
18
* a copy of this software and associated documentation files (the
19
* "Software"), to deal in the Software without restriction, including
20
* without limitation the rights to use, copy, modify, merge, publish,
21
* distribute, sublicense, and/or sell copies of the Software, and to
22
* permit persons to whom the Software is furnished to do so, subject to
23
* the following conditions:
24
*
25
* The above copyright notice and this permission notice shall be
26
* included in all copies or substantial portions of the Software.
27
*
28
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
29
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
30
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
31
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
32
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
33
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
34
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
35
*
36
*/
37
38
namespace
Gecode {
namespace
Support {
39
40
/*
41
* Runnable objects
42
*/
43
forceinline
void
44
Runnable::operator
delete
(
void
* p) {
45
heap
.
rfree
(p);
46
}
47
forceinline
void
*
48
Runnable::operator
new
(
size_t
s) {
49
return
heap
.
ralloc
(s);
50
}
51
52
53
/*
54
* Mutexes
55
*
56
*/
57
forceinline
void
*
58
Mutex::operator
new
(
size_t
s) {
59
return
Gecode::heap
.
ralloc
(s);
60
}
61
62
forceinline
void
63
Mutex::operator
delete
(
void
* p) {
64
Gecode::heap
.
rfree
(p);
65
}
66
67
68
/*
69
* Locks
70
*/
71
forceinline
72
Lock::Lock
(
Mutex
& m0) :
m
(m0) {
73
m.
acquire
();
74
}
75
forceinline
76
Lock::~Lock
(
void
) {
77
m.
release
();
78
}
79
80
81
/*
82
* Threads
83
*/
84
inline
void
85
Thread::Run::run
(
Runnable
* r0) {
86
m
.
acquire
();
87
r
= r0;
88
m
.
release
();
89
e
.
signal
();
90
}
91
inline
void
92
Thread::run
(
Runnable
*
r
) {
93
m
.
acquire
();
94
if
(
idle
!= NULL) {
95
idle
->
run
(r);
96
idle
=
idle
->
n
;
97
m
.
release
();
98
}
else
{
99
m
.
release
();
100
(void)
new
Run
(r);
101
}
102
}
103
forceinline
void
104
Thread::Run::operator
delete
(
void
* p) {
105
heap
.
rfree
(p);
106
}
107
forceinline
void
*
108
Thread::Run::operator
new
(
size_t
s) {
109
return
heap
.
ralloc
(s);
110
}
111
112
}}
113
114
// STATISTICS: support-any