mem: Handful extra features for BasePrefetcher

[gem5.git] / src / mem / cache / prefetch / base.hh

diff --git a/src/mem/cache/prefetch/base.hh b/src/mem/cache/prefetch/base.hh
index dd768e0b4a111e82b5e8b98cae345793de20425d..683c59f1f2a75f5ab986be959e46cfcb340665c6 100644 (file)
--- a/src/mem/cache/prefetch/base.hh
+++ b/src/mem/cache/prefetch/base.hh
@@ -68,6 +68,9 @@ class BasePrefetcher : public ClockedObject
     /** The block size of the parent cache. */
     unsigned blkSize;
 
+    /** log_2(block size of the parent cache). */
+    unsigned lBlkSize;
+
     /** System we belong to */
     System* system;
 
@@ -102,6 +105,17 @@ class BasePrefetcher : public ClockedObject
 
     /** Determine if addresses are on the same page */
     bool samePage(Addr a, Addr b) const;
+    /** Determine the address of the block in which a lays */
+    Addr blockAddress(Addr a) const;
+    /** Determine the address of a at block granularity */
+    Addr blockIndex(Addr a) const;
+    /** Determine the address of the page in which a lays */
+    Addr pageAddress(Addr a) const;
+    /** Determine the page-offset of a  */
+    Addr pageOffset(Addr a) const;
+    /** Build the address of the i-th block inside the page */
+    Addr pageIthBlockAddress(Addr page, uint32_t i) const;
+
 
     Stats::Scalar pfIssued;