add a few statistics events

arch/alpha/ev5.cc:
    Add an event for faults
cpu/simple_cpu/simple_cpu.cc:
    add events for uncached reads/writes

--HG--
extra : convert_revision : 747bdf12761e2de6ebbf54fecc9e0b71915b3a02

1 files changed, 7 insertions, 0 deletions

diff --git a/cpu/simple_cpu/simple_cpu.cc b/cpu/simple_cpu/simple_cpu.cc
index 765507345..1ade235ed 100644
--- a/cpu/simple_cpu/simple_cpu.cc
+++ b/cpu/simple_cpu/simple_cpu.cc
@@ -42,6 +42,7 @@
 #include "base/pollevent.hh"
 #include "base/range.hh"
 #include "base/trace.hh"
+#include "base/stats/events.hh"
 #include "cpu/base_cpu.hh"
 #include "cpu/exec_context.hh"
 #include "cpu/exetrace.hh"
@@ -402,6 +403,9 @@ SimpleCPU::read(Addr addr, T &data, unsigned flags)
         }
     }
 
+    if (!dcacheInterface && (memReq->flags & UNCACHEABLE))
+        Stats::recordEvent("Uncached Read");
+
     return fault;
 }
 
@@ -487,6 +491,9 @@ SimpleCPU::write(T data, Addr addr, unsigned flags, uint64_t *res)
     if (res && (fault == No_Fault))
         *res = memReq->result;
 
+    if (!dcacheInterface && (memReq->flags & UNCACHEABLE))
+        Stats::recordEvent("Uncached Write");
+
     return fault;
 }