synta core cleanup
diff --git a/verilog/rtl/syntacore/scr1/src/core.files b/verilog/rtl/syntacore/scr1/src/core.files
index f310fe6..5a40ec6 100644
--- a/verilog/rtl/syntacore/scr1/src/core.files
+++ b/verilog/rtl/syntacore/scr1/src/core.files
@@ -25,6 +25,8 @@
 core/pipeline/scr1_pipe_ifu.sv
 core/pipeline/scr1_pipe_lsu.sv
 core/pipeline/scr1_pipe_mprf.sv
+core/pipeline/scr1_pipe_mul.sv
+core/pipeline/scr1_pipe_div.sv
 core/pipeline/scr1_pipe_top.sv
 core/primitives/scr1_reset_cells.sv
 core/primitives/scr1_cg.sv
diff --git a/verilog/rtl/syntacore/scr1/src/top/scr1_imem_wb.sv b/verilog/rtl/syntacore/scr1/src/top/scr1_imem_wb.sv
index 60b732f..65a6abb 100644
--- a/verilog/rtl/syntacore/scr1/src/top/scr1_imem_wb.sv
+++ b/verilog/rtl/syntacore/scr1/src/top/scr1_imem_wb.sv
@@ -241,30 +241,30 @@
 
 // Check Core interface
 SCR1_SVA_IMEM_WB_BRIDGE_REQ_XCHECK : assert property (
-    @(negedge clk) disable iff (~rst_n)
+    @(negedge core_clk) disable iff (~core_rst_n)
     !$isunknown(imem_req)
     ) else $error("IMEM WB bridge Error: imem_req has unknown values");
 
 SCR1_IMEM_WB_BRIDGE_ADDR_XCHECK : assert property (
-    @(negedge clk) disable iff (~rst_n)
+    @(negedge core_clk) disable iff (~core_rst_n)
     imem_req |-> !$isunknown(imem_addr)
     ) else $error("IMEM WB bridge Error: imem_addr has unknown values");
 
 SCR1_IMEM_WB_BRIDGE_ADDR_ALLIGN : assert property (
-    @(negedge clk) disable iff (~rst_n)
+    @(negedge core_clk) disable iff (~core_rst_n)
     imem_req |-> (imem_addr[1:0] == '0)
     ) else $error("IMEM WB bridge Error: imem_addr has unalign values");
 
 // Check WB interface
 SCR1_IMEM_WB_BRIDGE_HREADY_XCHECK : assert property (
-    @(negedge clk) disable iff (~rst_n)
-    !$isunknown(hready)
-    ) else $error("IMEM WB bridge Error: hready has unknown values");
+    @(negedge core_clk) disable iff (~core_rst_n)
+    !$isunknown(imem_req_ack)
+    ) else $error("IMEM WB bridge Error: imem_req_ack has unknown values");
 
 SCR1_IMEM_WB_BRIDGE_HRESP_XCHECK : assert property (
-    @(negedge clk) disable iff (~rst_n)
-    !$isunknown(hresp)
-    ) else $error("IMEM WB bridge Error: hresp has unknown values");
+    @(negedge core_clk) disable iff (~core_rst_n)
+    !$isunknown(imem_resp)
+    ) else $error("IMEM WB bridge Error: imem_resp has unknown values");
 
 `endif // SCR1_TRGT_SIMULATION
 
diff --git a/verilog/rtl/syntacore/scr1/src/top/scr1_top_wb.sv b/verilog/rtl/syntacore/scr1/src/top/scr1_top_wb.sv
index 8ddd341..302adda 100644
--- a/verilog/rtl/syntacore/scr1/src/top/scr1_top_wb.sv
+++ b/verilog/rtl/syntacore/scr1/src/top/scr1_top_wb.sv
@@ -317,7 +317,7 @@
 //-------------------------------------------------------------------------------
 // SCR1 core instance
 //-------------------------------------------------------------------------------
-scr1_core_top u_core_top (
+scr1_core_top i_core_top (
     // Common
     .pwrup_rst_n                (pwrup_rst_n_sync ),
     .rst_n                      (rst_n_sync       ),