ruby: allocate a block in CacheMemory without updating LRU state

1 files changed, 4 insertions, 2 deletions

diff --git a/src/mem/ruby/structures/CacheMemory.cc b/src/mem/ruby/structures/CacheMemory.cc
index 486b5ae97..c802d8fb6 100644
--- a/src/mem/ruby/structures/CacheMemory.cc
+++ b/src/mem/ruby/structures/CacheMemory.cc
@@ -251,7 +251,7 @@ CacheMemory::cacheAvail(const Address& address) const
 }
 
 AbstractCacheEntry*
-CacheMemory::allocate(const Address& address, AbstractCacheEntry* entry)
+CacheMemory::allocate(const Address& address, AbstractCacheEntry* entry, bool touch)
 {
     assert(address == line_address(address));
     assert(!isTagPresent(address));
@@ -271,7 +271,9 @@ CacheMemory::allocate(const Address& address, AbstractCacheEntry* entry)
             set[i]->m_locked = -1;
             m_tag_index[address] = i;
 
-            m_replacementPolicy_ptr->touch(cacheSet, i, curTick());
+            if (touch) {
+                m_replacementPolicy_ptr->touch(cacheSet, i, curTick());
+            }
 
             return entry;
         }