code refactoring for Vivado compatibility

hw/rtl/interfaces/VX_branch_ctl_if.sv

@@ -0,0 +1,29 @@
+`ifndef VX_BRANCH_RSP_IF
+`define VX_BRANCH_RSP_IF
+
+`include "VX_define.vh"
+
+interface VX_branch_ctl_if ();
+
+    wire                valid;    
+    wire [`NW_BITS-1:0] wid;    
+    wire                taken;
+    wire [31:0]         dest;
+
+    modport master (
+        output valid,    
+        output wid,
+        output taken,
+        output dest
+    );
+
+    modport slave (
+        input valid,   
+        input wid,
+        input taken,
+        input dest
+    );
+
+endinterface
+
+`endif