Clean up PseudoLRU code

2016-07-02 15:09:12 -07:00 · 2016-07-02 15:09:12 -07:00 · 85808f8cbb
commit 85808f8cbb
parent caa9ca24b9
1 changed files with 1 additions and 3 deletions
--- a/uncore/src/main/scala/agents/Cache.scala
+++ b/uncore/src/main/scala/agents/Cache.scala
@ -90,9 +90,7 @@ class PseudoLRU(n: Int)
    var idx = UInt(1,1)
    for (i <- log2Up(n)-1 to 0 by -1) {
      val bit = way(i)
-      val mask = (UInt(1,n) << idx)(n-1,0)
-      next_state = next_state & ~mask | Mux(bit, UInt(0), mask)
-      //next_state.bitSet(idx, !bit)
+      next_state = next_state.bitSet(idx, !bit)
      idx = Cat(idx, bit)
    }
    next_state