From 86afb7e68eb0bf15c828e147bd00dc8d16b36e0d Mon Sep 17 00:00:00 2001
From: jon <>
Date: Mon, 12 Apr 2021 16:20:14 +0100
Subject: [PATCH] Add counter for LL writebacks (in the ST_MISS field).

---
 src_Core/RISCY_OOO/coherence/src/CCTypes.bsv | 2 +-
 src_Core/RISCY_OOO/coherence/src/LLBank.bsv  | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/src_Core/RISCY_OOO/coherence/src/CCTypes.bsv b/src_Core/RISCY_OOO/coherence/src/CCTypes.bsv
index 8b3f2d0..74af250 100644
--- a/src_Core/RISCY_OOO/coherence/src/CCTypes.bsv
+++ b/src_Core/RISCY_OOO/coherence/src/CCTypes.bsv
@@ -51,7 +51,7 @@ typedef struct {
    Bit#(8) evt_LD_MISS;
    Bit#(8) evt_LD_MISS_LAT;
    Bit#(8) evt_ST;
-   Bit#(8) evt_ST_MISS;     // Unimplemented
+   Bit#(8) evt_ST_MISS;
    Bit#(8) evt_ST_MISS_LAT; // Unimplemented
    Bit#(8) evt_AMO;
    Bit#(8) evt_AMO_MISS;
diff --git a/src_Core/RISCY_OOO/coherence/src/LLBank.bsv b/src_Core/RISCY_OOO/coherence/src/LLBank.bsv
index 28dd961..0896952 100644
--- a/src_Core/RISCY_OOO/coherence/src/LLBank.bsv
+++ b/src_Core/RISCY_OOO/coherence/src/LLBank.bsv
@@ -642,6 +642,11 @@ endfunction
                 toMQ.enq(msg);
                 // don't deq info, do ld next time
                 doLdAfterReplace <= True;
+`ifdef PERFORMANCE_MONITORING
+                EventsCache events = unpack (0);
+                events.evt_ST_MISS = 1;
+                perf_events[0] <= events;
+`endif
                if (verbose)
                 $display("%t LL %m sendToM: rep then ld: rep: ", $time, fshow(msg));
             end