diff options
| -rw-r--r-- | src/mem/ruby/structures/CacheMemory.cc | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/mem/ruby/structures/CacheMemory.cc b/src/mem/ruby/structures/CacheMemory.cc index b0e54ec99..6e4022ea6 100644 --- a/src/mem/ruby/structures/CacheMemory.cc +++ b/src/mem/ruby/structures/CacheMemory.cc @@ -263,6 +263,13 @@ CacheMemory::allocate(Addr address, AbstractCacheEntry *entry, bool touch) std::vector<AbstractCacheEntry*> &set = m_cache[cacheSet]; for (int i = 0; i < m_cache_assoc; i++) { if (!set[i] || set[i]->m_Permission == AccessPermission_NotPresent) { + if (set[i] && (set[i] != entry)) { + warn_once("This protocol contains a cache entry handling bug: " + "Entries in the cache should never be NotPresent! If\n" + "this entry (%#x) is not tracked elsewhere, it will memory " + "leak here. Fix your protocol to eliminate these!", + address); + } set[i] = entry; // Init entry set[i]->m_Address = address; set[i]->m_Permission = AccessPermission_Invalid; |