From 79cdf6efc0e7dc288a3c4ee187283f6089453817 Mon Sep 17 00:00:00 2001
From: Andrew Waterman <waterman@cs.berkeley.edu>
Date: Mon, 28 Sep 2015 13:55:55 -0700
Subject: [PATCH] Make perf counters optional

---
 rocket                       | 2 +-
 src/main/scala/Configs.scala | 1 +
 zscale                       | 2 +-
 3 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/rocket b/rocket
index 8d313132..ce86dc3c 160000
--- a/rocket
+++ b/rocket
@@ -1 +1 @@
-Subproject commit 8d3131327b3d33579371547b7c5a7f90cde3ad2b
+Subproject commit ce86dc3c54dd7ff075d92d81126208b3c74f08cb
diff --git a/src/main/scala/Configs.scala b/src/main/scala/Configs.scala
index 98e853c4..c0e41538 100644
--- a/src/main/scala/Configs.scala
+++ b/src/main/scala/Configs.scala
@@ -103,6 +103,7 @@ class DefaultConfig extends ChiselConfig (
       case FetchWidth => 1
       case RetireWidth => 1
       case UseVM => true
+      case UsePerfCounters => true
       case FastLoadWord => true
       case FastLoadByte => false
       case FastMulDiv => true
diff --git a/zscale b/zscale
index 6808b47a..461e7ee1 160000
--- a/zscale
+++ b/zscale
@@ -1 +1 @@
-Subproject commit 6808b47ae32290ed603694261706b1156adafc9f
+Subproject commit 461e7ee16bb15144e14c42855bf2ee23abd51806