Additional comments and helper functions for PrintReq.

--HG--
extra : convert_revision : 7eadf9b7db8c0289480f771271b6efe2400006d4

1 files changed, 6 insertions, 0 deletions

diff --git a/src/mem/cache/cache_blk.hh b/src/mem/cache/cache_blk.hh
index e7c2d1a02..bafb46a89 100644
--- a/src/mem/cache/cache_blk.hh
+++ b/src/mem/cache/cache_blk.hh
@@ -253,6 +253,12 @@ class CacheBlk
     }
 };
 
+/**
+ * Simple class to provide virtual print() method on cache blocks
+ * without allocating a vtable pointer for every single cache block.
+ * Just wrap the CacheBlk object in an instance of this before passing
+ * to a function that requires a Printable object.
+ */
 class CacheBlkPrintWrapper : public Printable
 {
     CacheBlk *blk;