prototype works

riscv-ac.srcs/sources_1/new/ex_me.v

@@ -0,0 +1,42 @@
+`timescale 1ns / 1ps
+//////////////////////////////////////////////////////////////////////////////////
+// Company: nope
+// Engineer: Jose
+// 
+// Create Date: 02/20/2026 09:21:52 AM
+// Design Name: EX/ME register
+// Module Name: ex_me
+// Project Name: riscv-ac
+// Target Devices: Artix 7
+// Tool Versions: 2025.2
+// Description: Register between EX/ME stages
+// 
+// Dependencies: 
+// 
+// Revision: 1.0
+// Revision 0.01 - File Created
+// Additional Comments:
+// 
+//////////////////////////////////////////////////////////////////////////////////
+
+
+module ex_me (
+    input clk, rst,
+    input we_reg_in, we_mem_in, mem_to_reg_in,
+    output reg we_reg_out, we_mem_out, mem_to_reg_out,
+    input [31:0] alu_in, regB_in, pc4_in,
+    input [4:0] rd_in,
+    output reg [31:0] alu_out, regB_out, pc4_out,
+    output reg [4:0] rd_out
+);
+
+    always @(posedge clk or posedge rst) begin
+        if (rst) begin
+            we_reg_out <= 0; we_mem_out <= 0; mem_to_reg_out <= 0;
+            alu_out <= 0; regB_out <= 0; pc4_out <= 0; rd_out <= 0;
+        end else begin
+            we_reg_out <= we_reg_in; we_mem_out <= we_mem_in; mem_to_reg_out <= mem_to_reg_in;
+            alu_out <= alu_in; regB_out <= regB_in; pc4_out <= pc4_in; rd_out <= rd_in;
+        end
+    end
+endmodule