From fce7c820f4f1b7e81039acef0af73eba66a7d0d8 Mon Sep 17 00:00:00 2001 From: Nathan Binkert Date: Fri, 12 Mar 2010 15:11:09 -0800 Subject: [PATCH] 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. --- src/mem/ruby/system/PseudoLRUPolicy.hh | 4 +--- 1 file changed, 1 insertion(+), 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 - #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; -- 2.30.2