From cd649097aa0466c7f7afd566cf608a346e277a04 Mon Sep 17 00:00:00 2001
From: un-lock-able <gaogao174561@outlook.com>
Date: Thu, 11 Jul 2024 15:33:08 +0800
Subject: [PATCH] Remove unused mem forward

---
 PipelineProcessor.srcs/sources_1/new/CPU.v           |  3 +--
 PipelineProcessor.srcs/sources_1/new/MemoryAccess.v  |  2 --
 PipelineProcessor.srcs/sources_1/new/MemoryForward.v | 11 -----------
 3 files changed, 1 insertion(+), 15 deletions(-)
 delete mode 100644 PipelineProcessor.srcs/sources_1/new/MemoryForward.v

diff --git a/PipelineProcessor.srcs/sources_1/new/CPU.v b/PipelineProcessor.srcs/sources_1/new/CPU.v
index 71cd2c1..3ea66e6 100644
--- a/PipelineProcessor.srcs/sources_1/new/CPU.v
+++ b/PipelineProcessor.srcs/sources_1/new/CPU.v
@@ -177,7 +177,6 @@ module CPU (
         .prev_ALU_result(EX_ALU_result),
         .prev_memory_write_data(EX_memory_write_data),
         .prev_register_write_destination(EX_register_write_destination),
-        .WB_forwarded_data(WB_register_write_data),
         .register_write(MEM_register_write),
         .WB_source(MEM_WB_source),
         .memory_read_data(MEM_memory_read_data),
@@ -203,7 +202,7 @@ module CPU (
         .register_write_addr(WB_register_write_address)
     );
 
-    DataMemory #(.START_ADDRESS(32'h40000000)) data_memory  (
+    DataMemory #(.START_ADDRESS(32'h40000000), .MEM_SIZE_IN_WORD(512)) data_memory  (
         .clk(clk),
         .reset(reset),
         .address(MEM_data_memory_address),
diff --git a/PipelineProcessor.srcs/sources_1/new/MemoryAccess.v b/PipelineProcessor.srcs/sources_1/new/MemoryAccess.v
index ab7360f..2d534e0 100644
--- a/PipelineProcessor.srcs/sources_1/new/MemoryAccess.v
+++ b/PipelineProcessor.srcs/sources_1/new/MemoryAccess.v
@@ -9,8 +9,6 @@ module MemoryAccess (
     input [31:0] prev_ALU_result,
     input [31:0] prev_memory_write_data,
     input [4:0] prev_register_write_destination,
-    // From WB
-    input [31:0] WB_forwarded_data,
     // To next stage
     output register_write,
     output WB_source,
diff --git a/PipelineProcessor.srcs/sources_1/new/MemoryForward.v b/PipelineProcessor.srcs/sources_1/new/MemoryForward.v
deleted file mode 100644
index 9f5c979..0000000
--- a/PipelineProcessor.srcs/sources_1/new/MemoryForward.v
+++ /dev/null
@@ -1,11 +0,0 @@
-`timescale 1ns / 1ps
-module MemoryForward (
-    input WB_register_write,
-    input [4:0] WB_register_write_address,
-    input [4:0] MEM_rt_address,
-    output MEM_write_data_source
-);
-
-    assign MEM_write_data_source = (WB_register_write == 1'b1) ?
-        ((MEM_rt_address != 5'b00000 && WB_register_write_address == MEM_rt_address) ? 1 : 0) : 0;
-endmodule