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Diffstat (limited to 'mesalib/src/mesa/glapi/glthread.h')
-rw-r--r--mesalib/src/mesa/glapi/glthread.h162
1 files changed, 42 insertions, 120 deletions
diff --git a/mesalib/src/mesa/glapi/glthread.h b/mesalib/src/mesa/glapi/glthread.h
index 8ec933a85..4fe99284a 100644
--- a/mesalib/src/mesa/glapi/glthread.h
+++ b/mesalib/src/mesa/glapi/glthread.h
@@ -64,21 +64,12 @@
#define GLTHREAD_H
-#if defined(USE_MGL_NAMESPACE)
-#define _glapi_Dispatch _mglapi_Dispatch
+#if defined(PTHREADS) || defined(WIN32_THREADS) || defined(BEOS_THREADS)
+#ifndef THREADS
+#define THREADS
#endif
-
-
-
-#if (defined(PTHREADS) || defined(SOLARIS_THREADS) ||\
- defined(WIN32_THREADS) || defined(BEOS_THREADS)) \
- && !defined(THREADS)
-# define THREADS
#endif
-#ifdef VMS
-#include <GL/vms_x_fix.h>
-#endif
/*
* POSIX threads. This should be your choice in the Unix world
@@ -116,80 +107,7 @@ typedef pthread_mutex_t _glthread_Mutex;
#define _glthread_UNLOCK_MUTEX(name) \
(void) pthread_mutex_unlock(&(name))
-typedef pthread_cond_t _glthread_Cond;
-
-#define _glthread_DECLARE_STATIC_COND(name) \
- static _glthread_Cond name = PTHREAD_COND_INITIALIZER
-
-#define _glthread_INIT_COND(cond) \
- pthread_cond_init(&(cond), NULL)
-
-#define _glthread_DESTROY_COND(name) \
- pthread_cond_destroy(&(name))
-
-#define _glthread_COND_WAIT(cond, mutex) \
- pthread_cond_wait(&(cond), &(mutex))
-
-#define _glthread_COND_SIGNAL(cond) \
- pthread_cond_signal(&(cond))
-
-#define _glthread_COND_BROADCAST(cond) \
- pthread_cond_broadcast(&(cond))
-
-
-#else /* PTHREADS */
-
-typedef unsigned int _glthread_Cond;
-#define _glthread_DECLARE_STATIC_COND(name) \
-// #warning Condition variables not implemented.
-
-#define _glthread_INIT_COND(cond) \
- ASSERT(0);
-
-#define _glthread_DESTROY_COND(name) \
- ASSERT(0);
-
-#define _glthread_COND_WAIT(cond, mutex) \
- ASSERT(0);
-
-#define _glthread_COND_SIGNAL(cond) \
- ASSERT(0);
-
-#define _glthread_COND_BROADCAST(cond) \
- ASSERT(0);
-
-#endif
-
-
-/*
- * Solaris threads. Use only up to Solaris 2.4.
- * Solaris 2.5 and higher provide POSIX threads.
- * Be sure to compile with -mt on the Solaris compilers, or
- * use -D_REENTRANT if using gcc.
- */
-#ifdef SOLARIS_THREADS
-#include <thread.h>
-
-typedef struct {
- thread_key_t key;
- mutex_t keylock;
- int initMagic;
-} _glthread_TSD;
-
-typedef thread_t _glthread_Thread;
-
-typedef mutex_t _glthread_Mutex;
-
-/* XXX need to really implement mutex-related macros */
-#define _glthread_DECLARE_STATIC_MUTEX(name) static _glthread_Mutex name = 0
-#define _glthread_INIT_MUTEX(name) (void) name
-#define _glthread_DESTROY_MUTEX(name) (void) name
-#define _glthread_LOCK_MUTEX(name) (void) name
-#define _glthread_UNLOCK_MUTEX(name) (void) name
-
-#endif /* SOLARIS_THREADS */
-
-
+#endif /* PTHREADS */
/*
@@ -209,11 +127,20 @@ typedef HANDLE _glthread_Thread;
typedef CRITICAL_SECTION _glthread_Mutex;
-#define _glthread_DECLARE_STATIC_MUTEX(name) /*static*/ _glthread_Mutex name = {0,0,0,0,0,0}
-#define _glthread_INIT_MUTEX(name) InitializeCriticalSection(&name)
-#define _glthread_DESTROY_MUTEX(name) DeleteCriticalSection(&name)
-#define _glthread_LOCK_MUTEX(name) EnterCriticalSection(&name)
-#define _glthread_UNLOCK_MUTEX(name) LeaveCriticalSection(&name)
+#define _glthread_DECLARE_STATIC_MUTEX(name) \
+ /* static */ _glthread_Mutex name = { 0, 0, 0, 0, 0, 0 }
+
+#define _glthread_INIT_MUTEX(name) \
+ InitializeCriticalSection(&name)
+
+#define _glthread_DESTROY_MUTEX(name) \
+ DeleteCriticalSection(&name)
+
+#define _glthread_LOCK_MUTEX(name) \
+ EnterCriticalSection(&name)
+
+#define _glthread_UNLOCK_MUTEX(name) \
+ LeaveCriticalSection(&name)
#endif /* WIN32_THREADS */
@@ -252,22 +179,34 @@ typedef struct {
} benaphore;
typedef benaphore _glthread_Mutex;
-#define _glthread_DECLARE_STATIC_MUTEX(name) static _glthread_Mutex name = { 0, 0 }
-#define _glthread_INIT_MUTEX(name) name.sem = create_sem(0, #name"_benaphore"), name.lock = 0
-#define _glthread_DESTROY_MUTEX(name) delete_sem(name.sem), name.lock = 0
-#define _glthread_LOCK_MUTEX(name) if (name.sem == 0) _glthread_INIT_MUTEX(name); \
- if (atomic_add(&(name.lock), 1) >= 1) acquire_sem(name.sem)
-#define _glthread_UNLOCK_MUTEX(name) if (atomic_add(&(name.lock), -1) > 1) release_sem(name.sem)
+#define _glthread_DECLARE_STATIC_MUTEX(name) \
+ static _glthread_Mutex name = { 0, 0 }
-#endif /* BEOS_THREADS */
+#define _glthread_INIT_MUTEX(name) \
+ name.sem = create_sem(0, #name"_benaphore"), \
+ name.lock = 0
+#define _glthread_DESTROY_MUTEX(name) \
+ delete_sem(name.sem), \
+ name.lock = 0
+#define _glthread_LOCK_MUTEX(name) \
+ if (name.sem == 0) \
+ _glthread_INIT_MUTEX(name); \
+ if (atomic_add(&(name.lock), 1) >= 1) \
+ acquire_sem(name.sem)
+
+#define _glthread_UNLOCK_MUTEX(name) \
+ if (atomic_add(&(name.lock), -1) > 1) \
+ release_sem(name.sem)
+
+#endif /* BEOS_THREADS */
-#ifndef THREADS
/*
* THREADS not defined
*/
+#ifndef THREADS
typedef unsigned _glthread_TSD;
@@ -301,6 +240,10 @@ extern void
_glthread_InitTSD(_glthread_TSD *);
+extern void
+_glthread_DestroyTSD(_glthread_TSD *); /* WIN32 only */
+
+
extern void *
_glthread_GetTSD(_glthread_TSD *);
@@ -308,26 +251,5 @@ _glthread_GetTSD(_glthread_TSD *);
extern void
_glthread_SetTSD(_glthread_TSD *, void *);
-#if !defined __GNUC__ || __GNUC__ < 3
-# define __builtin_expect(x, y) x
-#endif
-
-#if defined(GLX_USE_TLS)
-
-extern __thread struct _glapi_table * _glapi_tls_Dispatch
- __attribute__((tls_model("initial-exec")));
-
-#define GET_DISPATCH() _glapi_tls_Dispatch
-
-#elif !defined(GL_CALL)
-# if defined(THREADS)
-# define GET_DISPATCH() \
- ((__builtin_expect( _glapi_Dispatch != NULL, 1 )) \
- ? _glapi_Dispatch : _glapi_get_dispatch())
-# else
-# define GET_DISPATCH() _glapi_Dispatch
-# endif /* defined(THREADS) */
-#endif /* ndef GL_CALL */
-
#endif /* THREADS_H */