From 657678ac85785aedeb53001ec4e5d2813cd5270a Mon Sep 17 00:00:00 2001
From: "Pavel V. Shatov (Meister)" <meisterpaul1@yandex.ru>
Date: Wed, 23 Oct 2019 16:59:30 +0300
Subject: Added simulation-only code to measure multiplier load.

---
 rtl/modexpng_mmm_dual.v | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'rtl/modexpng_mmm_dual.v')

diff --git a/rtl/modexpng_mmm_dual.v b/rtl/modexpng_mmm_dual.v
index a868362..9b6695a 100644
--- a/rtl/modexpng_mmm_dual.v
+++ b/rtl/modexpng_mmm_dual.v
@@ -994,5 +994,17 @@ module modexpng_mmm_dual
             if (rdy && ena) rdy_reg <= 1'b0;
             if (!rdy && (fsm_state == MMM_FSM_STATE_STOP)) rdy_reg <= 1'b1; 
         end
+
+
+    //
+    // Debug
+    //
+    `ifdef MODEXPNG_ENABLE_DEBUG
+        real load_cyc_mult = 0.0;
+        always @(posedge clk)
+            //
+            if (dsp_xy_ce_m)
+                load_cyc_mult <= load_cyc_mult + 1.0;    
+    `endif
     
 endmodule
-- 
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