merging changes from OPAE branch making this branch

old_rtl/interfaces/VX_mw_wb_inter.v

@@ -0,0 +1,22 @@
+
+`include "../VX_define.v"
+
+`ifndef VX_MW_WB_INTER
+
+`define VX_MW_WB_INTER
+
+interface VX_mw_wb_inter ();
+
+		wire[`NT_M1:0][31:0] alu_result;
+		wire[`NT_M1:0][31:0] mem_result;
+		wire[4:0]            rd;
+		wire[1:0]            wb;
+		wire[31:0]           PC_next;
+		wire[`NT_M1:0]       valid;
+		wire [`NW_M1:0]      warp_num;
+
+
+endinterface
+
+
+`endif