From 99b1e8fec500ff7478698512da3285f59c06b2f9 Mon Sep 17 00:00:00 2001
From: Robert Balas <13798471+bluewww@users.noreply.github.com>
Date: Thu, 19 Oct 2023 16:24:48 +0200
Subject: [PATCH] perf_counters: Fix counter resetting to zero (#1546)

---
 core/perf_counters.sv | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/core/perf_counters.sv b/core/perf_counters.sv
index 2213221b8e..d529c5b300 100644
--- a/core/perf_counters.sv
+++ b/core/perf_counters.sv
@@ -130,12 +130,11 @@ module perf_counters
     read_access_exception = 1'b0;
     update_access_exception = 1'b0;
 
+    // Increment the non-inhibited counters with active events
     for (int unsigned i = 1; i <= 6; i++) begin
       if ((!debug_mode_i) && (!we_i)) begin
         if ((events[i]) == 1 && (!mcountinhibit_i[i+2])) begin
           generic_counter_d[i] = generic_counter_q[i] + 1'b1;
-        end else begin
-          generic_counter_d[i] = 'b0;
         end
       end
     end