Realm: Adding support for Legion Spy

Check README.md file for how to use Legion spy.
Legion spy helps to create events graph for debugging.
Add OCR_MEM in Legion spy script.

Change-Id: Iaf65a388f61c879f6fc77cdc40314c1ea7dc2df8

hll/legion-realm/patch/runtime/realm/ocr/ocr_event_impl.cc

@@ -61,7 +61,9 @@ namespace Realm {
     /*static*/ Event OCREventImpl::create_ocrevent(void)
     {
       Event e = OCREventImpl::ocr_event_impl.convert<Event>();
+      e.gen = 0;
       ocrEventCreate(&e.evt_guid, OCR_EVENT_STICKY_T, EVT_PROP_NONE);
+      e.id = GUIDA(e.evt_guid);
       return e;
     }
 

hll/legion-realm/patch/runtime/realm/runtime_impl.cc

@@ -523,6 +523,18 @@ namespace Realm {
       LegionRuntime::Arrays::Mapping<3,1>::register_mapping<LegionRuntime::Arrays::FortranArrayLinearization<3> >();
       LegionRuntime::Arrays::Mapping<1,1>::register_mapping<LegionRuntime::Arrays::Translation<1> >();
 
+      // new command-line parsers will work from a vector<string> representation of the
+      //  command line
+      std::vector<std::string> cmdline;
+      if(*argc > 1) {
+        cmdline.resize(*argc - 1);
+        for(int i = 1; i < *argc; i++)
+          cmdline[i - 1] = (*argv)[i];
+      }
+
+      // very first thing - let the logger initialization happen
+      Logger::configure_from_cmdline(cmdline);
+
       DetailedTimer::init_timers();
 
       OCREventImpl::static_init();