Hit all with the integrate.
[firearm.git] / RegFile.v
index 95e5c71..730a620 100644 (file)
--- a/RegFile.v
+++ b/RegFile.v
@@ -6,9 +6,11 @@ module RegFile(
        output reg [31:0] rdata_1,
        input [3:0] read_2,
        output reg [31:0] rdata_2,
+       input [3:0] read_3,
+       output reg [31:0] rdata_3,
        output reg [31:0] spsr,
-       input [3:0] write,
-       input write_req,
+       input write,
+       input [3:0] write_reg,
        input [31:0] write_data
        );
        
@@ -35,25 +37,30 @@ module RegFile(
        
        always @(*)
        begin
-               if ((read_0 == write) && write_req)
+               if ((read_0 == write_reg) && write)
                        rdata_0 = write_data;
                else
                        rdata_0 = regfile[read_0];
                
-               if ((read_1 == write) && write_req)
+               if ((read_1 == write_reg) && write)
                        rdata_1 = write_data;
                else
                        rdata_1 = regfile[read_1];
                
-               if ((read_2 == write) && write_req)
+               if ((read_2 == write_reg) && write)
                        rdata_2 = write_data;
                else
                        rdata_2 = regfile[read_2];
+
+               if ((read_3 == write_reg) && write)
+                       rdata_3 = write_data;
+               else
+                       rdata_3 = regfile[read_3];
                
                spsr = regfile[4'hF];
        end
        
        always @(posedge clk)
-               if (write_req)
-                       regfile[write] <= write_data;
+               if (write)
+                       regfile[write_reg] <= write_data;
 endmodule
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