diff options
Diffstat (limited to 'src/mem')
| -rw-r--r-- | src/mem/cache/tags/fa_lru.cc | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/src/mem/cache/tags/fa_lru.cc b/src/mem/cache/tags/fa_lru.cc index 604bd7d07..51f360eb4 100644 --- a/src/mem/cache/tags/fa_lru.cc +++ b/src/mem/cache/tags/fa_lru.cc @@ -1,4 +1,5 @@ /* + * Copyright (c) 2018 Inria * Copyright (c) 2013,2016-2018 ARM Limited * All rights reserved. * @@ -39,6 +40,7 @@ * * Authors: Erik Hallnor * Nikos Nikoleris + * Daniel Carvalho */ /** @@ -110,6 +112,13 @@ FALRU::regStats() void FALRU::invalidate(CacheBlk *blk) { + // Erase block entry reference in the hash table + auto num_erased = tagHash.erase(std::make_pair(blk->tag, blk->isSecure())); + + // Sanity check; only one block reference should be erased + assert(num_erased == 1); + + // Invalidate block entry. Must be done after the hash is erased BaseTags::invalidate(blk); // Decrease the number of tags in use @@ -117,9 +126,6 @@ FALRU::invalidate(CacheBlk *blk) // Move the block to the tail to make it the next victim moveToTail((FALRUBlk*)blk); - - // Erase block entry in the hash table - tagHash.erase(std::make_pair(blk->tag, blk->isSecure())); } CacheBlk* |