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authorSteve Reinhardt <stever@eecs.umich.edu>2006-12-18 23:07:52 -0800
committerSteve Reinhardt <stever@eecs.umich.edu>2006-12-18 23:07:52 -0800
commit9d7db8bb2bbd5ae6a3653385c896b19da4d33f69 (patch)
treef30120e63501f6ac759e3d828d04a0b0993538fc /src/mem/cache/tags/lru.cc
parentf655932700dbe8d39ee618a2679cb43d2c41eaa1 (diff)
downloadgem5-9d7db8bb2bbd5ae6a3653385c896b19da4d33f69.tar.xz
Streamline Cache/Tags interface: get rid of redundant functions,
don't regenerate address from block in cache so that tags can turn around and use address to look up block again. --HG-- extra : convert_revision : 171018aa6e331d98399c4e5ef24e173c95eaca28
Diffstat (limited to 'src/mem/cache/tags/lru.cc')
-rw-r--r--src/mem/cache/tags/lru.cc24
1 files changed, 1 insertions, 23 deletions
diff --git a/src/mem/cache/tags/lru.cc b/src/mem/cache/tags/lru.cc
index 31d29aae6..102bb3506 100644
--- a/src/mem/cache/tags/lru.cc
+++ b/src/mem/cache/tags/lru.cc
@@ -183,27 +183,6 @@ LRU::findBlock(Addr addr, int &lat)
return blk;
}
-LRUBlk*
-LRU::findBlock(PacketPtr &pkt, int &lat)
-{
- Addr addr = pkt->getAddr();
-
- Addr tag = extractTag(addr);
- unsigned set = extractSet(addr);
- LRUBlk *blk = sets[set].findBlk(tag);
- lat = hitLatency;
- if (blk != NULL) {
- // move this block to head of the MRU list
- sets[set].moveToHead(blk);
- if (blk->whenReady > curTick
- && blk->whenReady - curTick > hitLatency) {
- lat = blk->whenReady - curTick;
- }
- blk->refCount += 1;
- }
-
- return blk;
-}
LRUBlk*
LRU::findBlock(Addr addr) const
@@ -240,9 +219,8 @@ LRU::findReplacement(PacketPtr &pkt, PacketList &writebacks,
}
void
-LRU::invalidateBlk(Addr addr)
+LRU::invalidateBlk(LRU::BlkType *blk)
{
- LRUBlk *blk = findBlock(addr);
if (blk) {
blk->status = 0;
blk->isTouched = false;