Added branch predictor hint.

2019-05-13 14:29:02 +01:00
parent 5d711a2e65
commit b484619f20
2 changed files with 5 additions and 1 deletions
--- a/src/mem/alloc.h
+++ b/src/mem/alloc.h
@@ -872,7 +872,7 @@ namespace snmalloc
    inline void handle_message_queue()
    {
      // Inline the empty check, but not necessarily the full queue handling.
-      if (message_queue().is_empty())
+      if (likely(message_queue().is_empty()))
        return;

      handle_message_queue_inner();