Rel spill reg

Bender.yml

@@ -49,6 +49,7 @@ sources:
   - rtl/ecc_wrap/ecc_scrubber.sv
   - rtl/rel_fifo.sv
   - rtl/rel_rr_arb_tree.sv
+  - rtl/rel_spill_register.sv
 
   - target: any(deprecated, axi_ecc, hci_ecc, pulp_ecc, test)
     files:

rtl/hsiao_ecc/hsiao_ecc_pkg.sv

@@ -14,7 +14,12 @@
 package hsiao_ecc_pkg;
 
   function automatic int unsigned min_ecc(int unsigned data_width);
-    min_ecc = $clog2(data_width)+2;
+    for (int unsigned i = 0; i < 10; i++) begin
+      if (2**i >= data_width + i + 1) begin
+        return i + 1;
+      end
+    end
+    // min_ecc = $clog2(data_width)+2;
   endfunction
 
   /// Static parameters for synthesizability (avoiding dynamic arrays)