Make AD events for master construct optional.

Author: jblueh

include/opdi/backend/macro/macros.hpp

@@ -27,6 +27,7 @@
 
 #include <omp.h>
 
+#include "../../config.hpp"
 #include "../../helpers/macros.hpp"
 
 #include "implicitBarrierTools.hpp"
@@ -144,14 +145,21 @@
 
 #define OPDI_END_SECTION
 
-#define OPDI_MASTER(...) \
-  OPDI_PRAGMA(omp master __VA_ARGS__) \
-  { \
-    opdi::logic->onMaster(opdi::LogicInterface::ScopeEndpoint::Begin);
+#if OPDI_BACKEND_GENERATE_MASTER_EVENTS
+  #define OPDI_MASTER(...) \
+    OPDI_PRAGMA(omp master __VA_ARGS__) \
+    { \
+      opdi::logic->onMaster(opdi::LogicInterface::ScopeEndpoint::Begin);
 
-#define OPDI_END_MASTER \
-    opdi::logic->onMaster(opdi::LogicInterface::ScopeEndpoint::End); \
-  }
+  #define OPDI_END_MASTER \
+      opdi::logic->onMaster(opdi::LogicInterface::ScopeEndpoint::End); \
+    }
+#else
+  #define OPDI_MASTER(...) \
+    OPDI_PRAGMA(omp master __VA_ARGS__) \
+
+  #define OPDI_END_MASTER /* empty */
+#endif
 
 // standalone macros
 

include/opdi/backend/ompt/masterCallbacks.hpp

@@ -25,6 +25,7 @@
 
 #pragma once
 
+#include "../../config.hpp"
 #include "../../helpers/exceptions.hpp"
 #include "../../helpers/macros.hpp"
 #include "../../logic/logicInterface.hpp"

include/opdi/backend/ompt/omptBackend.hpp

@@ -105,7 +105,9 @@ namespace opdi {
         SyncRegionCallbacks::init();
         MutexCallbacks::init();
         ReductionCallbacks::init();
-        MasterCallbacks::init();
+        #if OPDI_BACKEND_GENERATE_MASTER_EVENTS
+          MasterCallbacks::init();
+        #endif
 
         return 1; // success
       }
@@ -115,7 +117,9 @@ namespace opdi {
         OPDI_UNUSED(toolData);
 
         // finalize callback structures
-        MasterCallbacks::finalize();
+        #if OPDI_BACKEND_GENERATE_MASTER_EVENTS
+          MasterCallbacks::finalize();
+        #endif
         ReductionCallbacks::finalize();
         MutexCallbacks::finalize();
         SyncRegionCallbacks::finalize();

include/opdi/config.hpp

@@ -46,6 +46,10 @@
 
 /* ----- backend configuration ----- */
 
+#ifndef OPDI_BACKEND_GENERATE_MASTER_EVENTS
+  #define OPDI_BACKEND_GENERATE_MASTER_EVENTS 0
+#endif
+
 #ifndef OPDI_OMPT_BACKEND_IMPLICIT_TASK_END_SOURCE
   #define OPDI_OMPT_BACKEND_IMPLICIT_TASK_END_SOURCE OPDI_OMPT_IMPLICIT_TASK_END
 #endif