diff options
| author | Nathan Binkert <nate@binkert.org> | 2010-03-12 15:11:09 -0800 |
|---|---|---|
| committer | Nathan Binkert <nate@binkert.org> | 2010-03-12 15:11:09 -0800 |
| commit | fce7c820f4f1b7e81039acef0af73eba66a7d0d8 (patch) | |
| tree | 95737eb2fafcc9a7f4b91ed55daec846fb969b4f | |
| parent | 140785d24c27f3afddbe95c9e504e27bf8274290 (diff) | |
| download | gem5-fce7c820f4f1b7e81039acef0af73eba66a7d0d8.tar.xz | |
bugfix: since pow() causes a bug don't use it
It's a power of two anyway, so why use it in the first place.
| -rw-r--r-- | src/mem/ruby/system/PseudoLRUPolicy.hh | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/src/mem/ruby/system/PseudoLRUPolicy.hh b/src/mem/ruby/system/PseudoLRUPolicy.hh index fbbe5191a..0cdf8a118 100644 --- a/src/mem/ruby/system/PseudoLRUPolicy.hh +++ b/src/mem/ruby/system/PseudoLRUPolicy.hh @@ -2,8 +2,6 @@ #ifndef PSEUDOLRUPOLICY_H #define PSEUDOLRUPOLICY_H -#include <cmath> - #include "mem/ruby/system/AbstractReplacementPolicy.hh" /** @@ -57,7 +55,7 @@ PseudoLRUPolicy::PseudoLRUPolicy(Index num_sets, Index assoc) m_num_levels++; } assert(m_num_levels < sizeof(unsigned int)*4); - num_tree_nodes = ((int)pow(2, m_num_levels))-1; + num_tree_nodes = (1 << m_num_levels) - 1; m_trees = new uint64[m_num_sets]; for(unsigned int i=0; i< m_num_sets; i++){ m_trees[i] = 0; |