diff --git a/verilog/rtl/prefetcher.v b/verilog/rtl/prefetcher.v
new file mode 100644
index 0000000..681e0fd
--- /dev/null
+++ b/verilog/rtl/prefetcher.v
@@ -0,0 +1,132 @@
+module prefetcher (clk,address,cache_miss,prefetch_hit);
+
+    parameter way = 4;
+    parameter block_size_byte = 16;
+    parameter cache_size_byte = 1024;
+    
+    parameter block_offset_index = $rtoi($ln(block_size_byte)/$ln(2));  //2
+    parameter set = cache_size_byte/(block_size_byte*way); 
+    parameter set_index = $rtoi($ln(set)/$ln(2));
+     
+    parameter prefetch_width = 32-block_offset_index  + 1; // without data (tag+index+valid) 
+    
+    input clk,cache_miss;
+    input [31:0]address;
+    output reg prefetch_hit;
+    
+    
+    wire [31-set_index-block_offset_index:0] tag;      // 23 bits..22:0
+    wire [set_index-1:0] index;                        //7 bits...6:0
+    wire [block_offset_index-1:0] block_offset;         //2 bits...1:0
+    
+     
+    wire [set_index-1:0]temp_index;
+    wire [5:0]prefetch_fill_index;
+    wire valid_buffer_check, valid_fill_check;
+    
+    reg [prefetch_width-1:0]prefetch_buffer[0:7];
+    wire [2:0] hit_index;
+    reg [2:0] way_index;    
+    reg [1:0] find_state;
+    reg done,updated;
+    reg [prefetch_width-1:0] temp_data;
+    integer k;
+     
+     assign block_offset = address[block_offset_index-1:0];
+     assign index = address[set_index+block_offset_index-1:block_offset_index];
+     assign tag =address[31:set_index+block_offset_index];
+     assign temp_index = index + 1;
+         
+     assign valid_buffer_check = (prefetch_buffer[0][prefetch_width-1] && (prefetch_buffer[0][prefetch_width-2:0]==address[31:block_offset_index])) || (prefetch_buffer[1][prefetch_width-1] && (prefetch_buffer[1][prefetch_width-2:0]==address[31:block_offset_index])) || (prefetch_buffer[2][prefetch_width-1] && (prefetch_buffer[2][prefetch_width-2:0]==address[31:block_offset_index])) || (prefetch_buffer[3][prefetch_width-1] && (prefetch_buffer[3][prefetch_width-2:0]==address[31:block_offset_index])) || (prefetch_buffer[4][prefetch_width-1] && (prefetch_buffer[4][prefetch_width-2:0]==address[31:block_offset_index])) || (prefetch_buffer[5][prefetch_width-1] && (prefetch_buffer[5][prefetch_width-2:0]==address[31:block_offset_index])) || (prefetch_buffer[6][prefetch_width-1] && (prefetch_buffer[6][prefetch_width-2:0]==address[31:block_offset_index])) || (prefetch_buffer[7][prefetch_width-1] && (prefetch_buffer[7][prefetch_width-2:0]==address[31:block_offset_index])); 
+     
+     assign hit_index = (prefetch_buffer[0][prefetch_width-1] && (prefetch_buffer[0][prefetch_width-2:0]==address[31:block_offset_index])) ? 3'b000 :     
+                        (prefetch_buffer[1][prefetch_width-1] && (prefetch_buffer[1][prefetch_width-2:0]==address[31:block_offset_index])) ? 3'b001 :
+                        (prefetch_buffer[2][prefetch_width-1] && (prefetch_buffer[2][prefetch_width-2:0]==address[31:block_offset_index])) ? 3'b010 :
+                        (prefetch_buffer[3][prefetch_width-1] && (prefetch_buffer[3][prefetch_width-2:0]==address[31:block_offset_index])) ? 3'b011 : 
+                        (prefetch_buffer[4][prefetch_width-1] && (prefetch_buffer[4][prefetch_width-2:0]==address[31:block_offset_index])) ? 3'b100 :
+                        (prefetch_buffer[5][prefetch_width-1] && (prefetch_buffer[5][prefetch_width-2:0]==address[31:block_offset_index])) ? 3'b101 :
+                        (prefetch_buffer[6][prefetch_width-1] && (prefetch_buffer[6][prefetch_width-2:0]==address[31:block_offset_index])) ? 3'b110 : 3'b111;
+                        
+     
+     assign valid_fill_check = (prefetch_buffer[0][prefetch_width-1] && (prefetch_buffer[0][prefetch_width-2:0]=={tag,temp_index})) || (prefetch_buffer[1][prefetch_width-1] && (prefetch_buffer[1][prefetch_width-2:0]=={tag,temp_index})) || (prefetch_buffer[2][prefetch_width-1] && (prefetch_buffer[2][prefetch_width-2:0]=={tag,temp_index})) || (prefetch_buffer[3][prefetch_width-1] && (prefetch_buffer[3][prefetch_width-2:0]=={tag,temp_index})) || (prefetch_buffer[4][prefetch_width-1] && (prefetch_buffer[4][prefetch_width-2:0]=={tag,temp_index})) || (prefetch_buffer[5][prefetch_width-1] && (prefetch_buffer[5][prefetch_width-2:0]=={tag,temp_index})) || (prefetch_buffer[6][prefetch_width-1] && (prefetch_buffer[6][prefetch_width-2:0]=={tag,temp_index})) || (prefetch_buffer[7][prefetch_width-1] && (prefetch_buffer[7][prefetch_width-2:0]=={tag,temp_index}));
+     initial
+     begin
+        for (k=0;k<8;k=k+1)
+            prefetch_buffer[k] = 0;
+        done = 0;
+        updated = 0;
+        prefetch_hit = 0;
+        find_state = 0;        
+    end
+    
+    always @ (posedge clk)
+    begin
+        case(find_state)
+            2'b00: begin
+                    done = 1'b0;
+	                prefetch_hit = 1'b0;
+                    if(cache_miss)
+                    begin
+                        find_state = 2'b01;
+                    end    
+                  end
+                  
+            2'b01: begin
+                    if(done)
+                        find_state = 2'b10;
+                    else
+                    begin                                           
+                        if(valid_buffer_check)
+                        begin
+                            prefetch_hit = 1'b1;
+                            done = 1'b1;
+                        end
+                        else 
+                        begin
+                            done =1'b1;
+                            prefetch_hit=1'b0;
+                        end
+                     end                                                        
+                   end
+            
+            2'b10: begin
+                    if(updated)
+                    begin
+                        find_state = 2'b00;
+                        updated = 1'b0;
+                    end
+                    else
+                    begin
+                        if(!prefetch_hit)
+                        begin
+                            if(valid_fill_check)
+                                updated = 1'b1;
+                            else
+                            begin    
+                                prefetch_buffer[7] = prefetch_buffer[6];
+                                prefetch_buffer[6] = prefetch_buffer[5];
+                                prefetch_buffer[5] = prefetch_buffer[4];
+                                prefetch_buffer[4] = prefetch_buffer[3];
+                                prefetch_buffer[3] = prefetch_buffer[2];
+                                prefetch_buffer[2] = prefetch_buffer[1];
+                                prefetch_buffer[1] = prefetch_buffer[0];
+                                prefetch_buffer[0] = {1'b1,tag,temp_index};
+                                updated = 1'b1;
+                             end                                                                     
+                        end
+                        
+                        if(prefetch_hit)
+                        begin
+                            temp_data = prefetch_buffer[hit_index];
+                            for (way_index=0;way_index<hit_index;way_index=way_index+1)
+                                prefetch_buffer[hit_index-way_index]= prefetch_buffer[hit_index-way_index-1];
+                            prefetch_buffer[0] = temp_data;
+                                                        
+                            updated = 1'b1;             
+                        end
+                                                
+                    end
+                   end       
+        endcase
+    end
+endmodule