From 8acec8eb367b379e6bb47eaf31c6f52b9da5f2e8 Mon Sep 17 00:00:00 2001 From: Andrew Waterman Date: Wed, 27 Apr 2016 00:28:12 -0700 Subject: [PATCH] Remove dead code from BTB --- rocket/src/main/scala/btb.scala | 6 ------ 1 file changed, 6 deletions(-) diff --git a/rocket/src/main/scala/btb.scala b/rocket/src/main/scala/btb.scala index 54a31dd4..c5fb0e78 100644 --- a/rocket/src/main/scala/btb.scala +++ b/rocket/src/main/scala/btb.scala @@ -177,12 +177,6 @@ class BTB(implicit p: Parameters) extends BtbModule { val updatePageHit = pageMatch(r_btb_update.bits.pc) val updateHits = tagMatch(r_btb_update.bits.pc, updatePageHit) - private var lfsr = LFSR16(r_btb_update.valid) - def rand(width: Int) = { - lfsr = lfsr(lfsr.getWidth-1,1) - Random.oneHot(width, lfsr) - } - val updateHit = r_btb_update.bits.prediction.valid val nextRepl = Counter(r_btb_update.valid && !updateHit, entries)._1