RTL code refactoring

hw/rtl/interfaces/VX_branch_rsp_if.v

@@ -0,0 +1,15 @@
+`ifndef VX_BRANCH_RSP
+`define VX_BRANCH_RSP
+
+`include "../VX_define.vh"
+
+interface VX_branch_rsp_if ();
+
+	wire           		valid_branch;
+	wire           		branch_dir;
+	wire [31:0]     	branch_dest;
+	wire [`NW_BITS-1:0] branch_warp_num;
+
+endinterface
+
+`endif