From e1e73c5f395504647344d3eaa08a5300591896f8 Mon Sep 17 00:00:00 2001
From: Andreas Hansson <andreas.hansson@arm.com>
Date: Thu, 30 May 2013 12:53:57 -0400
Subject: mem: Use unordered set in bus request tracking

This patch changes the set used to track outstanding requests to an
unordered set (part of C++11 STL). There is no need to maintain the
order, and hopefully there might even be a small performance benefit.
---
 src/mem/bus.hh          | 1 -
 src/mem/coherent_bus.hh | 3 ++-
 2 files changed, 2 insertions(+), 2 deletions(-)

(limited to 'src/mem')

diff --git a/src/mem/bus.hh b/src/mem/bus.hh
index 16345537a..7492cf622 100644
--- a/src/mem/bus.hh
+++ b/src/mem/bus.hh
@@ -52,7 +52,6 @@
 #define __MEM_BUS_HH__
 
 #include <deque>
-#include <set>
 
 #include "base/addr_range_map.hh"
 #include "base/types.hh"
diff --git a/src/mem/coherent_bus.hh b/src/mem/coherent_bus.hh
index 203d7f6b3..837cc23d8 100644
--- a/src/mem/coherent_bus.hh
+++ b/src/mem/coherent_bus.hh
@@ -51,6 +51,7 @@
 #ifndef __MEM_COHERENT_BUS_HH__
 #define __MEM_COHERENT_BUS_HH__
 
+#include "base/hashmap.hh"
 #include "mem/bus.hh"
 #include "params/CoherentBus.hh"
 
@@ -222,7 +223,7 @@ class CoherentBus : public BaseBus
      * we generated and which ones were merely forwarded. This is used
      * in the coherent bus when coherency responses come back.
      */
-    std::set<RequestPtr> outstandingReq;
+    m5::hash_set<RequestPtr> outstandingReq;
 
     /**
      * Keep a pointer to the system to be allow to querying memory system
-- 
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