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-rwxr-xr-xcommon/threads.c840
1 files changed, 420 insertions, 420 deletions
diff --git a/common/threads.c b/common/threads.c
index e700dbb..4284f73 100755
--- a/common/threads.c
+++ b/common/threads.c
@@ -19,423 +19,423 @@ along with Foobar; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
===========================================================================
*/
-
-#include "cmdlib.h"
-#include "threads.h"
-
-#define MAX_THREADS 64
-
-int dispatch;
-int workcount;
-int oldf;
-qboolean pacifier;
-
-qboolean threaded;
-
-/*
-=============
-GetThreadWork
-
-=============
-*/
-int GetThreadWork (void)
-{
- int r;
- int f;
-
- ThreadLock ();
-
- if (dispatch == workcount)
- {
- ThreadUnlock ();
- return -1;
- }
-
- f = 10*dispatch / workcount;
- if (f != oldf)
- {
- oldf = f;
- if (pacifier)
- _printf ("%i...", f);
- }
-
- r = dispatch;
- dispatch++;
- ThreadUnlock ();
-
- return r;
-}
-
-
-void (*workfunction) (int);
-
-void ThreadWorkerFunction (int threadnum)
-{
- int work;
-
- while (1)
- {
- work = GetThreadWork ();
- if (work == -1)
- break;
-//_printf ("thread %i, work %i\n", threadnum, work);
- workfunction(work);
- }
-}
-
-void RunThreadsOnIndividual (int workcnt, qboolean showpacifier, void(*func)(int))
-{
- if (numthreads == -1)
- ThreadSetDefault ();
- workfunction = func;
- RunThreadsOn (workcnt, showpacifier, ThreadWorkerFunction);
-}
-
-
-/*
-===================================================================
-
-WIN32
-
-===================================================================
-*/
-#ifdef WIN32
-
-#define USED
-
-#include <windows.h>
-
-int numthreads = -1;
-CRITICAL_SECTION crit;
-static int enter;
-
-void ThreadSetDefault (void)
-{
- SYSTEM_INFO info;
-
- if (numthreads == -1) // not set manually
- {
- GetSystemInfo (&info);
- numthreads = info.dwNumberOfProcessors;
- if (numthreads < 1 || numthreads > 32)
- numthreads = 1;
- }
-
- qprintf ("%i threads\n", numthreads);
-}
-
-
-void ThreadLock (void)
-{
- if (!threaded)
- return;
- EnterCriticalSection (&crit);
- if (enter)
- Error ("Recursive ThreadLock\n");
- enter = 1;
-}
-
-void ThreadUnlock (void)
-{
- if (!threaded)
- return;
- if (!enter)
- Error ("ThreadUnlock without lock\n");
- enter = 0;
- LeaveCriticalSection (&crit);
-}
-
-/*
-=============
-RunThreadsOn
-=============
-*/
-void RunThreadsOn (int workcnt, qboolean showpacifier, void(*func)(int))
-{
- int threadid[MAX_THREADS];
- HANDLE threadhandle[MAX_THREADS];
- int i;
- int start, end;
-
- start = I_FloatTime ();
- dispatch = 0;
- workcount = workcnt;
- oldf = -1;
- pacifier = showpacifier;
- threaded = qtrue;
-
- //
- // run threads in parallel
- //
- InitializeCriticalSection (&crit);
-
- if (numthreads == 1)
- { // use same thread
- func (0);
- }
- else
- {
- for (i=0 ; i<numthreads ; i++)
- {
- threadhandle[i] = CreateThread(
- NULL, // LPSECURITY_ATTRIBUTES lpsa,
- 0, // DWORD cbStack,
- (LPTHREAD_START_ROUTINE)func, // LPTHREAD_START_ROUTINE lpStartAddr,
- (LPVOID)i, // LPVOID lpvThreadParm,
- 0, // DWORD fdwCreate,
- &threadid[i]);
- }
-
- for (i=0 ; i<numthreads ; i++)
- WaitForSingleObject (threadhandle[i], INFINITE);
- }
- DeleteCriticalSection (&crit);
-
- threaded = qfalse;
- end = I_FloatTime ();
- if (pacifier)
- _printf (" (%i)\n", end-start);
-}
-
-
-#endif
-
-/*
-===================================================================
-
-OSF1
-
-===================================================================
-*/
-
-#ifdef __osf__
-#define USED
-
-int numthreads = 4;
-
-void ThreadSetDefault (void)
-{
- if (numthreads == -1) // not set manually
- {
- numthreads = 4;
- }
-}
-
-
-#include <pthread.h>
-
-pthread_mutex_t *my_mutex;
-
-void ThreadLock (void)
-{
- if (my_mutex)
- pthread_mutex_lock (my_mutex);
-}
-
-void ThreadUnlock (void)
-{
- if (my_mutex)
- pthread_mutex_unlock (my_mutex);
-}
-
-
-/*
-=============
-RunThreadsOn
-=============
-*/
-void RunThreadsOn (int workcnt, qboolean showpacifier, void(*func)(int))
-{
- int i;
- pthread_t work_threads[MAX_THREADS];
- pthread_addr_t status;
- pthread_attr_t attrib;
- pthread_mutexattr_t mattrib;
- int start, end;
-
- start = I_FloatTime ();
- dispatch = 0;
- workcount = workcnt;
- oldf = -1;
- pacifier = showpacifier;
- threaded = qtrue;
-
- if (pacifier)
- setbuf (stdout, NULL);
-
- if (!my_mutex)
- {
- my_mutex = malloc (sizeof(*my_mutex));
- if (pthread_mutexattr_create (&mattrib) == -1)
- Error ("pthread_mutex_attr_create failed");
- if (pthread_mutexattr_setkind_np (&mattrib, MUTEX_FAST_NP) == -1)
- Error ("pthread_mutexattr_setkind_np failed");
- if (pthread_mutex_init (my_mutex, mattrib) == -1)
- Error ("pthread_mutex_init failed");
- }
-
- if (pthread_attr_create (&attrib) == -1)
- Error ("pthread_attr_create failed");
- if (pthread_attr_setstacksize (&attrib, 0x100000) == -1)
- Error ("pthread_attr_setstacksize failed");
-
- for (i=0 ; i<numthreads ; i++)
- {
- if (pthread_create(&work_threads[i], attrib
- , (pthread_startroutine_t)func, (pthread_addr_t)i) == -1)
- Error ("pthread_create failed");
- }
-
- for (i=0 ; i<numthreads ; i++)
- {
- if (pthread_join (work_threads[i], &status) == -1)
- Error ("pthread_join failed");
- }
-
- threaded = qfalse;
-
- end = I_FloatTime ();
- if (pacifier)
- _printf (" (%i)\n", end-start);
-}
-
-
-#endif
-
-/*
-===================================================================
-
-IRIX
-
-===================================================================
-*/
-
-#ifdef _MIPS_ISA
-#define USED
-
-#include <task.h>
-#include <abi_mutex.h>
-#include <sys/types.h>
-#include <sys/prctl.h>
-
-
-int numthreads = -1;
-abilock_t lck;
-
-void ThreadSetDefault (void)
-{
- if (numthreads == -1)
- numthreads = prctl(PR_MAXPPROCS);
- _printf ("%i threads\n", numthreads);
- usconfig (CONF_INITUSERS, numthreads);
-}
-
-
-void ThreadLock (void)
-{
- spin_lock (&lck);
-}
-
-void ThreadUnlock (void)
-{
- release_lock (&lck);
-}
-
-
-/*
-=============
-RunThreadsOn
-=============
-*/
-void RunThreadsOn (int workcnt, qboolean showpacifier, void(*func)(int))
-{
- int i;
- int pid[MAX_THREADS];
- int start, end;
-
- start = I_FloatTime ();
- dispatch = 0;
- workcount = workcnt;
- oldf = -1;
- pacifier = showpacifier;
- threaded = qtrue;
-
- if (pacifier)
- setbuf (stdout, NULL);
-
- init_lock (&lck);
-
- for (i=0 ; i<numthreads-1 ; i++)
- {
- pid[i] = sprocsp ( (void (*)(void *, size_t))func, PR_SALL, (void *)i
- , NULL, 0x200000); // 2 meg stacks
- if (pid[i] == -1)
- {
- perror ("sproc");
- Error ("sproc failed");
- }
- }
-
- func(i);
-
- for (i=0 ; i<numthreads-1 ; i++)
- wait (NULL);
-
- threaded = qfalse;
-
- end = I_FloatTime ();
- if (pacifier)
- _printf (" (%i)\n", end-start);
-}
-
-
-#endif
-
-/*
-=======================================================================
-
- SINGLE THREAD
-
-=======================================================================
-*/
-
-#ifndef USED
-
-int numthreads = 1;
-
-void ThreadSetDefault (void)
-{
- numthreads = 1;
-}
-
-void ThreadLock (void)
-{
-}
-
-void ThreadUnlock (void)
-{
-}
-
-/*
-=============
-RunThreadsOn
-=============
-*/
-void RunThreadsOn (int workcnt, qboolean showpacifier, void(*func)(int))
-{
- int i;
- int start, end;
-
- dispatch = 0;
- workcount = workcnt;
- oldf = -1;
- pacifier = showpacifier;
- start = I_FloatTime ();
- func(0);
-
- end = I_FloatTime ();
- if (pacifier)
- _printf (" (%i)\n", end-start);
-}
-
-#endif
+
+#include "cmdlib.h"
+#include "threads.h"
+
+#define MAX_THREADS 64
+
+int dispatch;
+int workcount;
+int oldf;
+qboolean pacifier;
+
+qboolean threaded;
+
+/*
+=============
+GetThreadWork
+
+=============
+*/
+int GetThreadWork (void)
+{
+ int r;
+ int f;
+
+ ThreadLock ();
+
+ if (dispatch == workcount)
+ {
+ ThreadUnlock ();
+ return -1;
+ }
+
+ f = 10*dispatch / workcount;
+ if (f != oldf)
+ {
+ oldf = f;
+ if (pacifier)
+ _printf ("%i...", f);
+ }
+
+ r = dispatch;
+ dispatch++;
+ ThreadUnlock ();
+
+ return r;
+}
+
+
+void (*workfunction) (int);
+
+void ThreadWorkerFunction (int threadnum)
+{
+ int work;
+
+ while (1)
+ {
+ work = GetThreadWork ();
+ if (work == -1)
+ break;
+//_printf ("thread %i, work %i\n", threadnum, work);
+ workfunction(work);
+ }
+}
+
+void RunThreadsOnIndividual (int workcnt, qboolean showpacifier, void(*func)(int))
+{
+ if (numthreads == -1)
+ ThreadSetDefault ();
+ workfunction = func;
+ RunThreadsOn (workcnt, showpacifier, ThreadWorkerFunction);
+}
+
+
+/*
+===================================================================
+
+WIN32
+
+===================================================================
+*/
+#ifdef WIN32
+
+#define USED
+
+#include <windows.h>
+
+int numthreads = -1;
+CRITICAL_SECTION crit;
+static int enter;
+
+void ThreadSetDefault (void)
+{
+ SYSTEM_INFO info;
+
+ if (numthreads == -1) // not set manually
+ {
+ GetSystemInfo (&info);
+ numthreads = info.dwNumberOfProcessors;
+ if (numthreads < 1 || numthreads > 32)
+ numthreads = 1;
+ }
+
+ qprintf ("%i threads\n", numthreads);
+}
+
+
+void ThreadLock (void)
+{
+ if (!threaded)
+ return;
+ EnterCriticalSection (&crit);
+ if (enter)
+ Error ("Recursive ThreadLock\n");
+ enter = 1;
+}
+
+void ThreadUnlock (void)
+{
+ if (!threaded)
+ return;
+ if (!enter)
+ Error ("ThreadUnlock without lock\n");
+ enter = 0;
+ LeaveCriticalSection (&crit);
+}
+
+/*
+=============
+RunThreadsOn
+=============
+*/
+void RunThreadsOn (int workcnt, qboolean showpacifier, void(*func)(int))
+{
+ int threadid[MAX_THREADS];
+ HANDLE threadhandle[MAX_THREADS];
+ int i;
+ int start, end;
+
+ start = I_FloatTime ();
+ dispatch = 0;
+ workcount = workcnt;
+ oldf = -1;
+ pacifier = showpacifier;
+ threaded = qtrue;
+
+ //
+ // run threads in parallel
+ //
+ InitializeCriticalSection (&crit);
+
+ if (numthreads == 1)
+ { // use same thread
+ func (0);
+ }
+ else
+ {
+ for (i=0 ; i<numthreads ; i++)
+ {
+ threadhandle[i] = CreateThread(
+ NULL, // LPSECURITY_ATTRIBUTES lpsa,
+ 0, // DWORD cbStack,
+ (LPTHREAD_START_ROUTINE)func, // LPTHREAD_START_ROUTINE lpStartAddr,
+ (LPVOID)i, // LPVOID lpvThreadParm,
+ 0, // DWORD fdwCreate,
+ &threadid[i]);
+ }
+
+ for (i=0 ; i<numthreads ; i++)
+ WaitForSingleObject (threadhandle[i], INFINITE);
+ }
+ DeleteCriticalSection (&crit);
+
+ threaded = qfalse;
+ end = I_FloatTime ();
+ if (pacifier)
+ _printf (" (%i)\n", end-start);
+}
+
+
+#endif
+
+/*
+===================================================================
+
+OSF1
+
+===================================================================
+*/
+
+#ifdef __osf__
+#define USED
+
+int numthreads = 4;
+
+void ThreadSetDefault (void)
+{
+ if (numthreads == -1) // not set manually
+ {
+ numthreads = 4;
+ }
+}
+
+
+#include <pthread.h>
+
+pthread_mutex_t *my_mutex;
+
+void ThreadLock (void)
+{
+ if (my_mutex)
+ pthread_mutex_lock (my_mutex);
+}
+
+void ThreadUnlock (void)
+{
+ if (my_mutex)
+ pthread_mutex_unlock (my_mutex);
+}
+
+
+/*
+=============
+RunThreadsOn
+=============
+*/
+void RunThreadsOn (int workcnt, qboolean showpacifier, void(*func)(int))
+{
+ int i;
+ pthread_t work_threads[MAX_THREADS];
+ pthread_addr_t status;
+ pthread_attr_t attrib;
+ pthread_mutexattr_t mattrib;
+ int start, end;
+
+ start = I_FloatTime ();
+ dispatch = 0;
+ workcount = workcnt;
+ oldf = -1;
+ pacifier = showpacifier;
+ threaded = qtrue;
+
+ if (pacifier)
+ setbuf (stdout, NULL);
+
+ if (!my_mutex)
+ {
+ my_mutex = malloc (sizeof(*my_mutex));
+ if (pthread_mutexattr_create (&mattrib) == -1)
+ Error ("pthread_mutex_attr_create failed");
+ if (pthread_mutexattr_setkind_np (&mattrib, MUTEX_FAST_NP) == -1)
+ Error ("pthread_mutexattr_setkind_np failed");
+ if (pthread_mutex_init (my_mutex, mattrib) == -1)
+ Error ("pthread_mutex_init failed");
+ }
+
+ if (pthread_attr_create (&attrib) == -1)
+ Error ("pthread_attr_create failed");
+ if (pthread_attr_setstacksize (&attrib, 0x100000) == -1)
+ Error ("pthread_attr_setstacksize failed");
+
+ for (i=0 ; i<numthreads ; i++)
+ {
+ if (pthread_create(&work_threads[i], attrib
+ , (pthread_startroutine_t)func, (pthread_addr_t)i) == -1)
+ Error ("pthread_create failed");
+ }
+
+ for (i=0 ; i<numthreads ; i++)
+ {
+ if (pthread_join (work_threads[i], &status) == -1)
+ Error ("pthread_join failed");
+ }
+
+ threaded = qfalse;
+
+ end = I_FloatTime ();
+ if (pacifier)
+ _printf (" (%i)\n", end-start);
+}
+
+
+#endif
+
+/*
+===================================================================
+
+IRIX
+
+===================================================================
+*/
+
+#ifdef _MIPS_ISA
+#define USED
+
+#include <task.h>
+#include <abi_mutex.h>
+#include <sys/types.h>
+#include <sys/prctl.h>
+
+
+int numthreads = -1;
+abilock_t lck;
+
+void ThreadSetDefault (void)
+{
+ if (numthreads == -1)
+ numthreads = prctl(PR_MAXPPROCS);
+ _printf ("%i threads\n", numthreads);
+ usconfig (CONF_INITUSERS, numthreads);
+}
+
+
+void ThreadLock (void)
+{
+ spin_lock (&lck);
+}
+
+void ThreadUnlock (void)
+{
+ release_lock (&lck);
+}
+
+
+/*
+=============
+RunThreadsOn
+=============
+*/
+void RunThreadsOn (int workcnt, qboolean showpacifier, void(*func)(int))
+{
+ int i;
+ int pid[MAX_THREADS];
+ int start, end;
+
+ start = I_FloatTime ();
+ dispatch = 0;
+ workcount = workcnt;
+ oldf = -1;
+ pacifier = showpacifier;
+ threaded = qtrue;
+
+ if (pacifier)
+ setbuf (stdout, NULL);
+
+ init_lock (&lck);
+
+ for (i=0 ; i<numthreads-1 ; i++)
+ {
+ pid[i] = sprocsp ( (void (*)(void *, size_t))func, PR_SALL, (void *)i
+ , NULL, 0x200000); // 2 meg stacks
+ if (pid[i] == -1)
+ {
+ perror ("sproc");
+ Error ("sproc failed");
+ }
+ }
+
+ func(i);
+
+ for (i=0 ; i<numthreads-1 ; i++)
+ wait (NULL);
+
+ threaded = qfalse;
+
+ end = I_FloatTime ();
+ if (pacifier)
+ _printf (" (%i)\n", end-start);
+}
+
+
+#endif
+
+/*
+=======================================================================
+
+ SINGLE THREAD
+
+=======================================================================
+*/
+
+#ifndef USED
+
+int numthreads = 1;
+
+void ThreadSetDefault (void)
+{
+ numthreads = 1;
+}
+
+void ThreadLock (void)
+{
+}
+
+void ThreadUnlock (void)
+{
+}
+
+/*
+=============
+RunThreadsOn
+=============
+*/
+void RunThreadsOn (int workcnt, qboolean showpacifier, void(*func)(int))
+{
+ int i;
+ int start, end;
+
+ dispatch = 0;
+ workcount = workcnt;
+ oldf = -1;
+ pacifier = showpacifier;
+ start = I_FloatTime ();
+ func(0);
+
+ end = I_FloatTime ();
+ if (pacifier)
+ _printf (" (%i)\n", end-start);
+}
+
+#endif
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