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authorAli Saidi <Ali.Saidi@ARM.com>2012-06-05 01:23:08 -0400
committerAli Saidi <Ali.Saidi@ARM.com>2012-06-05 01:23:08 -0400
commit1b370431d0ac51eb54bfbf17247f935d48995a34 (patch)
treee9b90a8f9bdf914f29a20b3c287dae5b5a16db4c /src/cpu/inorder
parentd6997777bee827c89578cf730b186991485c647c (diff)
downloadgem5-1b370431d0ac51eb54bfbf17247f935d48995a34.tar.xz
sim: Remove FastAlloc
While FastAlloc provides a small performance increase (~1.5%) over regular malloc it isn't thread safe. After removing FastAlloc and using tcmalloc I've seen a performance increase of 12% over libc malloc when running twolf for ARM.
Diffstat (limited to 'src/cpu/inorder')
-rw-r--r--src/cpu/inorder/inorder_dyn_inst.hh3
1 files changed, 1 insertions, 2 deletions
diff --git a/src/cpu/inorder/inorder_dyn_inst.hh b/src/cpu/inorder/inorder_dyn_inst.hh
index 4b48a157b..afd137a2e 100644
--- a/src/cpu/inorder/inorder_dyn_inst.hh
+++ b/src/cpu/inorder/inorder_dyn_inst.hh
@@ -41,7 +41,6 @@
#include "arch/mt.hh"
#include "arch/types.hh"
#include "arch/utility.hh"
-#include "base/fast_alloc.hh"
#include "base/trace.hh"
#include "base/types.hh"
#include "config/the_isa.hh"
@@ -73,7 +72,7 @@
class ResourceRequest;
class Packet;
-class InOrderDynInst : public FastAlloc, public RefCounted
+class InOrderDynInst : public RefCounted
{
public:
// Binary machine instruction type.