diff options
Diffstat (limited to 'lib/tsan/rtl/tsan_libdispatch_mac.cc')
| -rw-r--r-- | lib/tsan/rtl/tsan_libdispatch_mac.cc | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/lib/tsan/rtl/tsan_libdispatch_mac.cc b/lib/tsan/rtl/tsan_libdispatch_mac.cc index 30e5b4bb0..7f1b8809b 100644 --- a/lib/tsan/rtl/tsan_libdispatch_mac.cc +++ b/lib/tsan/rtl/tsan_libdispatch_mac.cc @@ -184,6 +184,29 @@ DISPATCH_INTERCEPT_SYNC_B(dispatch_barrier_sync) DISPATCH_INTERCEPT_SYNC_F(dispatch_sync_f) DISPATCH_INTERCEPT_SYNC_F(dispatch_barrier_sync_f) +TSAN_INTERCEPTOR(void, dispatch_after, dispatch_time_t when, + dispatch_queue_t queue, dispatch_block_t block) { + SCOPED_TSAN_INTERCEPTOR(dispatch_after, when, queue, block); + SCOPED_TSAN_INTERCEPTOR_USER_CALLBACK_START(); + dispatch_block_t heap_block = Block_copy(block); + SCOPED_TSAN_INTERCEPTOR_USER_CALLBACK_END(); + tsan_block_context_t *new_context = + AllocContext(thr, pc, queue, heap_block, &invoke_and_release_block); + Release(thr, pc, (uptr)new_context); + SCOPED_TSAN_INTERCEPTOR_USER_CALLBACK_START(); + REAL(dispatch_after_f)(when, queue, new_context, dispatch_callback_wrap); + SCOPED_TSAN_INTERCEPTOR_USER_CALLBACK_END(); +} + +TSAN_INTERCEPTOR(void, dispatch_after_f, dispatch_time_t when, + dispatch_queue_t queue, void *context, + dispatch_function_t work) { + SCOPED_TSAN_INTERCEPTOR(dispatch_after_f, when, queue, context, work); + WRAP(dispatch_after)(when, queue, ^(void) { + work(context); + }); +} + // GCD's dispatch_once implementation has a fast path that contains a racy read // and it's inlined into user's code. Furthermore, this fast path doesn't // establish a proper happens-before relations between the initialization and |