From 45d86b26a2d32f6fdec33ec9a9be5df1f850f057 Mon Sep 17 00:00:00 2001
From: Hansung Kim <hansung_kim@berkeley.edu>
Date: Thu, 16 May 2024 22:15:01 -0700
Subject: [PATCH] tensor: Add counter for dpu operations

---
 hw/rtl/core/VX_tensor_core.sv | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/hw/rtl/core/VX_tensor_core.sv b/hw/rtl/core/VX_tensor_core.sv
index 29bfb98c..e37f5016 100644
--- a/hw/rtl/core/VX_tensor_core.sv
+++ b/hw/rtl/core/VX_tensor_core.sv
@@ -400,5 +400,19 @@ module VX_tensor_octet #(
         .ready_out (result_ready),
         .valid_out (result_valid)
     );
+
+`ifdef PERF_ENABLE
+    logic [`PERF_CTR_BITS-1:0] perf_tensor_dpu_total;
+
+    always @(posedge clk) begin
+        if (reset) begin
+            perf_tensor_dpu_total <= '0;
+        end else begin
+            if (do_hmma) begin
+                perf_tensor_dpu_total <= perf_tensor_dpu_total + 1'b1;
+            end
+        end
+    end
+`endif
 endmodule
 `endif