diff options
author | Brian Paul <[email protected]> | 2009-12-11 14:00:25 -0700 |
---|---|---|
committer | Brian Paul <[email protected]> | 2009-12-11 14:00:25 -0700 |
commit | 0fc90dfa280e12a100c6c7c632d5d29c16118c9a (patch) | |
tree | 221c0832e6389cbc18ef9e6b23ac26bfb5071833 /src/gallium/include/pipe | |
parent | de31b0e60c4b68b73b8983a0ae3e8f3f61d9d583 (diff) |
gallium: added pipe_barrier type and functions
Diffstat (limited to 'src/gallium/include/pipe')
-rw-r--r-- | src/gallium/include/pipe/p_thread.h | 61 |
1 files changed, 60 insertions, 1 deletions
diff --git a/src/gallium/include/pipe/p_thread.h b/src/gallium/include/pipe/p_thread.h index 45c35a87d0e..ba5cd589f84 100644 --- a/src/gallium/include/pipe/p_thread.h +++ b/src/gallium/include/pipe/p_thread.h @@ -27,7 +27,8 @@ /** * @file * - * Thread, mutex, condition var and thread-specific data functions. + * Thread, mutex, condition variable, barrier, semaphore and + * thread-specific data functions. */ @@ -106,6 +107,24 @@ typedef pthread_cond_t pipe_condvar; pthread_cond_broadcast(&(cond)) +typedef pthread_barrier_t pipe_barrier; + +static INLINE void pipe_barrier_init(pipe_barrier *barrier, unsigned count) +{ + pthread_barrier_init(barrier, NULL, count); +} + +static INLINE void pipe_barrier_destroy(pipe_barrier *barrier) +{ + pthread_barrier_destroy(barrier); +} + +static INLINE void pipe_barrier_wait(pipe_barrier *barrier) +{ + pthread_barrier_wait(barrier); +} + + #elif defined(PIPE_SUBSYSTEM_WINDOWS_USER) #include <windows.h> @@ -162,6 +181,27 @@ typedef unsigned pipe_condvar; #define pipe_condvar_broadcast(condvar) \ (void) condvar + +typedef unsigned pipe_barrier; + +static INLINE void pipe_barrier_init(pipe_barrier *barrier, unsigned count) +{ + /* XXX we could implement barriers with a mutex and condition var */ + assert(0); +} + +static INLINE void pipe_barrier_destroy(pipe_barrier *barrier) +{ + assert(0); +} + +static INLINE void pipe_barrier_wait(pipe_barrier *barrier) +{ + assert(0); +} + + + #else /** Dummy definitions */ @@ -169,6 +209,7 @@ typedef unsigned pipe_condvar; typedef unsigned pipe_thread; typedef unsigned pipe_mutex; typedef unsigned pipe_condvar; +typedef unsigned pipe_barrier; #define pipe_static_mutex(mutex) \ static pipe_mutex mutex = 0 @@ -204,6 +245,24 @@ typedef unsigned pipe_condvar; (void) condvar +static INLINE void pipe_barrier_init(pipe_barrier *barrier, unsigned count) +{ + /* XXX we could implement barriers with a mutex and condition var */ + assert(0); +} + +static INLINE void pipe_barrier_destroy(pipe_barrier *barrier) +{ + assert(0); +} + +static INLINE void pipe_barrier_wait(pipe_barrier *barrier) +{ + assert(0); +} + + + #endif /* PIPE_OS_? */ |