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| author | Ali Saidi <Ali.Saidi@ARM.com> | 2012-06-05 01:23:08 -0400 |
|---|---|---|
| committer | Ali Saidi <Ali.Saidi@ARM.com> | 2012-06-05 01:23:08 -0400 |
| commit | 1b370431d0ac51eb54bfbf17247f935d48995a34 (patch) | |
| tree | e9b90a8f9bdf914f29a20b3c287dae5b5a16db4c /src/cpu/inorder | |
| parent | d6997777bee827c89578cf730b186991485c647c (diff) | |
| download | gem5-1b370431d0ac51eb54bfbf17247f935d48995a34.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.hh | 3 |
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. |