Create processing_element_mux.v

src/processing_element_mux.v

@@ -0,0 +1,23 @@
+`timescale 1ns / 1ps
+
+module processing_element_mux (mi, bi, mbi, ai, qi, mux_out);
+
+  input mi, bi, mbi, ai, qi;
+  output mux_out;
+
+  reg mux_out;
+  wire [1:0] mux_sel;
+
+  assign mux_sel = {ai, qi};
+
+  always @(mbi or bi or mi or mux_sel) begin
+    case (mux_sel)
+      2'b11 : mux_out = mbi; 
+      2'b10 : mux_out = bi;
+      2'b01 : mux_out = mi;
+      2'b00 : mux_out = 1'b0;
+      default mux_out = 1'b0;
+    endcase
+  end
+
+endmodule