Don't use pass-by-value for large parameters.

[simgrid.git] / src / msg / msg_private.hpp

diff --git a/src/msg/msg_private.hpp b/src/msg/msg_private.hpp
index 3dbb000..ab76546 100644 (file)
--- a/src/msg/msg_private.hpp
+++ b/src/msg/msg_private.hpp
@@ -29,8 +29,8 @@ class Task {
   bool is_used_    = false; /* Indicates whether the task is used in SIMIX currently */
 
   explicit Task(std::string name, double flops_amount, double bytes_amount, void* data);
-  explicit Task(std::string name, std::vector<s4u::Host*> hosts, std::vector<double> flops_amount,
-                std::vector<double> bytes_amount, void* data);
+  explicit Task(std::string name, std::vector<s4u::Host*>&& hosts, std::vector<double>&& flops_amount,
+                std::vector<double>&& bytes_amount, void* data);
 
   void report_multiple_use() const;
 
@@ -97,6 +97,16 @@ public:
   }
 };
 
+class ActorUserData {
+  void* userdata_      = nullptr;
+
+public:
+  static xbt::Extension<simgrid::s4u::Actor, ActorUserData> EXTENSION_ID;
+
+  void set_user_data(void* data) { userdata_ = data; }
+  void* get_user_data() { return userdata_; }
+};
+
 } // namespace msg
 } // namespace simgrid