sim: Remove trailing dot when assigning a master's name

This patch fixes the master's name allocation in the system. The error
was occurring when a submaster was not specified in getMasterId: a
trailing separation dot was still added to the master's name.

Change-Id: I0e67900f6fdd36a61900453b55219fc7007d1b05
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/10301
Reviewed-by: Nikos Nikoleris <nikos.nikoleris@arm.com>
Reviewed-by: Jason Lowe-Power <jason@lowepower.com>
Maintainer: Jason Lowe-Power <jason@lowepower.com>

1 files changed, 7 insertions, 4 deletions

diff --git a/src/sim/system.cc b/src/sim/system.cc
index 911ee5d9b..74bc94ee8 100644
--- a/src/sim/system.cc
+++ b/src/sim/system.cc
@@ -538,10 +538,13 @@ System::_getMasterId(const SimObject* master, std::string master_name)
 std::string
 System::leafMasterName(const SimObject* master, const std::string& submaster)
 {
-    // Get the full master name by appending the submaster name to
-    // the root SimObject master name
-    auto master_name = master->name() + "." + submaster;
-    return master_name;
+    if (submaster.empty()) {
+        return master->name();
+    } else {
+        // Get the full master name by appending the submaster name to
+        // the root SimObject master name
+        return master->name() + "." + submaster;
+    }
 }
 
 std::string