mem-cache: Move evictBlock(CacheBlk*, PacketList&) to base

Move evictBlock(CacheBlk*, PacketList&) to base cache,
as it is both sub-classes implementations are equal.

Change-Id: I80fbd16813bfcc4938fb01ed76abe29b3f8b3018
Signed-off-by: Daniel R. Carvalho <odanrc@yahoo.com.br>
Reviewed-on: https://gem5-review.googlesource.com/c/13656
Reviewed-by: Nikos Nikoleris <nikos.nikoleris@arm.com>
Maintainer: Nikos Nikoleris <nikos.nikoleris@arm.com>

src/mem/cache/base.cc

@@ -1310,6 +1310,15 @@ BaseCache::invalidateBlock(CacheBlk *blk)
     blk->invalidate();
 }
 
+void
+BaseCache::evictBlock(CacheBlk *blk, PacketList &writebacks)
+{
+    PacketPtr pkt = evictBlock(blk);
+    if (pkt) {
+        writebacks.push_back(pkt);
+    }
+}
+
 PacketPtr
 BaseCache::writebackBlk(CacheBlk *blk)
 {

src/mem/cache/base.hh

@@ -705,7 +705,7 @@ class BaseCache : public MemObject
      * @param blk Block to invalidate
      * @param writebacks Return a list of packets with writebacks
      */
-    virtual void evictBlock(CacheBlk *blk, PacketList &writebacks) = 0;
+    void evictBlock(CacheBlk *blk, PacketList &writebacks);
 
     /**
      * Invalidate a cache block.

src/mem/cache/cache.cc

@@ -177,7 +177,7 @@ Cache::access(PacketPtr pkt, CacheBlk *&blk, Cycles &lat,
         // flush and invalidate any existing block
         CacheBlk *old_blk(tags->findBlock(pkt->getAddr(), pkt->isSecure()));
         if (old_blk && old_blk->isValid()) {
-            evictBlock(old_blk, writebacks);
+            BaseCache::evictBlock(old_blk, writebacks);
         }
 
         blk = nullptr;
@@ -848,15 +848,6 @@ Cache::evictBlock(CacheBlk *blk)
     return pkt;
 }
 
-void
-Cache::evictBlock(CacheBlk *blk, PacketList &writebacks)
-{
-    PacketPtr pkt = evictBlock(blk);
-    if (pkt) {
-        writebacks.push_back(pkt);
-    }
-}
-
 PacketPtr
 Cache::cleanEvictBlk(CacheBlk *blk)
 {

src/mem/cache/cache.hh

@@ -141,8 +141,6 @@ class Cache : public BaseCache
 
     M5_NODISCARD PacketPtr evictBlock(CacheBlk *blk) override;
 
-    void evictBlock(CacheBlk *blk, PacketList &writebacks) override;
-
     /**
      * Create a CleanEvict request for the given block.
      *

src/mem/cache/noncoherent_cache.cc

@@ -357,15 +357,6 @@ NoncoherentCache::evictBlock(CacheBlk *blk)
     return pkt;
 }
 
-void
-NoncoherentCache::evictBlock(CacheBlk *blk, PacketList &writebacks)
-{
-    PacketPtr pkt = evictBlock(blk);
-    if (pkt) {
-        writebacks.push_back(pkt);
-    }
-}
-
 NoncoherentCache*
 NoncoherentCacheParams::create()
 {

src/mem/cache/noncoherent_cache.hh

@@ -125,8 +125,6 @@ class NoncoherentCache : public BaseCache
 
     M5_NODISCARD PacketPtr evictBlock(CacheBlk *blk) override;
 
-    void evictBlock(CacheBlk *blk, PacketList &writebacks) override;
-
   public:
     NoncoherentCache(const NoncoherentCacheParams *p);
 };