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[/] [ft816float/] [trunk/] [rtl/] [verilog/] [fpMul_tb.v] - Diff between revs 10 and 11

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Rev 10 Rev 11
Line 38... Line 38...
reg rst;
reg rst;
reg clk;
reg clk;
reg [12:0] adr;
reg [12:0] adr;
reg [95:0] mem [0:8191];
reg [95:0] mem [0:8191];
reg [95:0] memo [0:9000];
reg [95:0] memo [0:9000];
reg [31:0] a,b,a6,b6;
reg [191:0] memd [0:8191];
 
reg [191:0] memdo [0:9000];
 
reg [31:0] a,b;
wire [31:0] a5,b5;
wire [31:0] a5,b5;
wire [31:0] o;
wire [31:0] o;
 
reg [63:0] ad,bd;
 
wire [63:0] ad5,bd5;
 
wire [63:0] od;
 
 
initial begin
initial begin
        rst = 1'b0;
        rst = 1'b0;
        clk = 1'b0;
        clk = 1'b0;
        adr = 0;
        adr = 0;
        $readmemh("c:/cores5/ft64/trunk/rtl/fpUnit/fpMul_tv.txt", mem);
        $readmemh("c:/cores5/ft64/trunk/rtl/fpUnit/fpMul_tv.txt", mem);
 
        $readmemh("c:/cores5/ft64/trunk/rtl/fpUnit/fpMul_tvd.txt", memd);
        #20 rst = 1;
        #20 rst = 1;
        #50 rst = 0;
        #50 rst = 0;
end
end
 
 
always #5
always #5
        clk = ~clk;
        clk = ~clk;
 
 
delay5 #(32) u2 (clk, 1'b1, a, a5);
delay5 #(32) u2 (clk, 1'b1, a, a5);
delay5 #(32) u3 (clk, 1'b1, b, b5);
delay5 #(32) u3 (clk, 1'b1, b, b5);
 
delay5 #(64) u4 (clk, 1'b1, ad, ad5);
 
delay5 #(64) u5 (clk, 1'b1, bd, bd5);
 
 
always @(posedge clk)
always @(posedge clk)
if (rst)
if (rst)
        adr = 0;
        adr = 0;
else
else
begin
begin
        adr <= adr + 1;
        adr <= adr + 1;
        a <= mem[adr][31: 0];
        a <= mem[adr][31: 0];
        b <= mem[adr][63:32];
        b <= mem[adr][63:32];
        a6 <= a5;
        ad <= memd[adr][63: 0];
        b6 <= b5;
        bd <= memd[adr][127:64];
        if (adr > 5)
        if (adr > 5) begin
                memo[adr-6] <= {o,b5,a5};
                memo[adr-6] <= {o,b5,a5};
 
                memdo[adr-6] <= {od,bd5,ad5};
 
        end
        if (adr==8191) begin
        if (adr==8191) begin
                $writememh("c:/cores5/ft64/trunk/rtl/fpUnit/fpMul_tvo.txt", memo);
                $writememh("c:/cores5/ft64/trunk/rtl/fpUnit/fpMul_tvo.txt", memo);
 
                $writememh("c:/cores5/ft64/trunk/rtl/fpUnit/fpMul_tvdo.txt", memdo);
                $finish;
                $finish;
        end
        end
end
end
 
 
fpMulnr #(32) u1 (clk, 1'b1, a, b, o, 3'b000);//, sign_exe, inf, overflow, underflow);
fpMulnr #(32) u1 (clk, 1'b1, a, b, o, 3'b000);//, sign_exe, inf, overflow, underflow);
 
fpMulnr #(64) u6 (clk, 1'b1, ad, bd, od, 3'b000);//, sign_exe, inf, overflow, underflow);
 
 
endmodule
endmodule
 
 
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