1ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
2ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/*--------------------------------------------------------------------*/
3ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/*--- The thread state.                     pub_tool_threadstate.h ---*/
4ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/*--------------------------------------------------------------------*/
5ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
6ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/*
7ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   This file is part of Valgrind, a dynamic binary instrumentation
8ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   framework.
9ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
10b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov   Copyright (C) 2000-2011 Julian Seward
11ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown      jseward@acm.org
12ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
13ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   This program is free software; you can redistribute it and/or
14ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   modify it under the terms of the GNU General Public License as
15ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   published by the Free Software Foundation; either version 2 of the
16ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   License, or (at your option) any later version.
17ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
18ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   This program is distributed in the hope that it will be useful, but
19ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   WITHOUT ANY WARRANTY; without even the implied warranty of
20ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
21ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   General Public License for more details.
22ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
23ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   You should have received a copy of the GNU General Public License
24ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   along with this program; if not, write to the Free Software
25ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
26ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   02111-1307, USA.
27ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
28ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   The GNU General Public License is contained in the file COPYING.
29ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown*/
30ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
31ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown#ifndef __PUB_TOOL_THREADSTATE_H
32ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown#define __PUB_TOOL_THREADSTATE_H
33ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
34ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/* The maximum number of pthreads that we support.  This is
35ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   deliberately not very high since our implementation of some of the
36ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   scheduler algorithms is surely O(N) in the number of threads, since
37ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   that's simple, at least.  And (in practice) we hope that most
38ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   programs do not need many threads. */
39f0cb39bc6abe181a0abdd1f6c778521ae8497277Evgeniy Stepanov#if defined(VGO_darwin) || defined(ANDROID)
40ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown#define VG_N_THREADS 500
41f0cb39bc6abe181a0abdd1f6c778521ae8497277Evgeniy Stepanov#else
42f0cb39bc6abe181a0abdd1f6c778521ae8497277Evgeniy Stepanov#define VG_N_THREADS 10000
43f0cb39bc6abe181a0abdd1f6c778521ae8497277Evgeniy Stepanov#endif
44ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
45ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/* Special magic value for an invalid ThreadId.  It corresponds to
46ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   LinuxThreads using zero as the initial value for
47ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   pthread_mutex_t.__m_owner and pthread_cond_t.__c_waiting. */
48ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown#define VG_INVALID_THREADID ((ThreadId)(0))
49ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
50ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/* Get the TID of the thread which currently has the CPU. */
51ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownextern ThreadId VG_(get_running_tid) ( void );
52ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
53ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown#endif   // __PUB_TOOL_THREADSTATE_H
54ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
55ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/*--------------------------------------------------------------------*/
56ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/*--- end                                                          ---*/
57ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/*--------------------------------------------------------------------*/
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