rtl refactoring

hw/rtl/interfaces/VX_frE_to_bckE_req_if.v

@@ -21,9 +21,7 @@ interface VX_frE_to_bckE_req_if ();
     wire [2:0]               branch_type;
     wire [19:0]              upper_immed;
     wire [31:0]              curr_PC;
-`IGNORE_WARNINGS_BEGIN
-    wire                     ebreak;
-`IGNORE_WARNINGS_END
+    wire                     is_etype;
     wire                     jalQual;
     wire                     jal;
     wire [31:0]              jal_offset;