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https://opencores.org/ocsvn/double_fpu/double_fpu/trunk
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[/] [double_fpu/] [trunk/] [pipeline/] [fpu_mul_TB.v] - Rev 9
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`timescale 1ps / 1ps module fpu_mul_tb; reg clk; reg rst; reg enable; reg [1:0]rmode; reg [63:0]opa; reg [63:0]opb; wire ready; wire [63:0]outfp; fpu_mul UUT ( .clk(clk), .rst(rst), .enable(enable), .rmode(rmode), .opa(opa), .opb(opb), .ready(ready), .outfp(outfp)); initial begin : STIMUL #0 enable = 1'b0; rst = 1'b1; #10000; //0 enable = 1'b1; rst = 1'b0; //inputA:9.6300000000e+001 //inputB:-2.5600000000e-001 opa = 64'b0100000001011000000100110011001100110011001100110011001100110011; opb = 64'b1011111111010000011000100100110111010010111100011010100111111100; rmode = 2'b11; #10000; //inputA:3.6600000000e+000 //inputB:2.2500000000e+000 opa = 64'b0100000000001101010001111010111000010100011110101110000101001000; opb = 64'b0100000000000010000000000000000000000000000000000000000000000000; rmode = 2'b00; #10000; //inputA:-5.6970000000e+001 //inputB:1.2340000000e-001 opa = 64'b1100000001001100011111000010100011110101110000101000111101011100; opb = 64'b0011111110111111100101110010010001110100010100111000111011110011; rmode = 2'b11; #10000; //inputA:4.5680000000e+001 //inputB:2.1300000000e+000 opa = 64'b0100000001000110110101110000101000111101011100001010001111010111; opb = 64'b0100000000000001000010100011110101110000101000111101011100001010; rmode = 2'b00; #10000; //inputA:3.0000000000e-311 //inputB:-4.0000000000e+060 opa = 64'b0000000000000000000001011000010111000011011011101010101101110011; opb = 64'b1100110010000011111010011110010011100100110000101111001101000100; rmode = 2'b10; #10000; //inputA:4.6300000000e+001 //inputB:2.3110000000e+001 opa = 64'b0100000001000111001001100110011001100110011001100110011001100110; opb = 64'b0100000000110111000111000010100011110101110000101000111101011100; rmode = 2'b00; #10000; //inputA:5.0000000000e-250 //inputB:-1.#INF000000e+000 opa = 64'b0000110000101100101000111000111100110101000010110010001011011111; opb = 64'b1111111111110000000000000000000000000000000000000000000000000000; rmode = 2'b11; #10000; //inputA: //inputB: opa = 64'b0100000000111111111111111111111111111111111111111111111111111110; opb = 64'b0100000000110000000000000000000000000000000000000000000000000001; rmode = 2'b00; #10000; //inputA:1.2000000000e-001 //inputB:5.2000000000e+001 opa = 64'b0011111110111110101110000101000111101011100001010001111010111000; opb = 64'b0100000001001010000000000000000000000000000000000000000000000000; rmode = 2'b00; #10000; //inputA:8.9999000000e+004 //inputB:1.6000000000e+001 opa = 64'b0100000011110101111110001111000000000000000000000000000000000000; opb = 64'b0100000000110000000000000000000000000000000000000000000000000000; rmode = 2'b10; #120000; //Output:-2.465280000000000e+001 if (outfp==64'hC038A71DE69AD42D) $display($time,"ps Answer is correct %h", outfp); else $display($time,"ps Error! out is incorrect %h", outfp); #10000; //0 //Output:8.235000000000001e+000 if (outfp==64'h40207851EB851EB8) $display($time,"ps Answer is correct %h", outfp); else $display($time,"ps Error! out is incorrect %h", outfp); #10000; //0 //Output:-7.030098000000000e+000 if (outfp==64'hC01C1ED20296B335) $display($time,"ps Answer is correct %h", outfp); else $display($time,"ps Error! out is incorrect %h", outfp); #10000; //0 //Output:9.729840000000000e+001 if (outfp==64'h40585318FC504817) $display($time,"ps Answer is correct %h", outfp); else $display($time,"ps Error! out is incorrect %h", outfp); #10000; //0 //Output:-0 if (outfp==64'h8000000000000000) $display($time,"ps Answer is correct %h", outfp); else $display($time,"ps Error! out is incorrect %h", outfp); #10000; //0 //Output:1.069993000000000e+003 if (outfp==64'h4090B7F8D4FDF3B6) $display($time,"ps Answer is correct %h", outfp); else $display($time,"ps Error! out is incorrect %h", outfp); #10000; //0 //Output:-INF if (outfp==64'hFFF0000000000000) $display($time,"ps Answer is correct %h", outfp); else $display($time,"ps Error! out is incorrect %h", outfp); #10000; //0 //Output if (outfp==64'h4080000000000000) $display($time,"ps Answer is correct %h", outfp); else $display($time,"ps Error! out is incorrect %h", outfp); #10000; //0 //Output:6.240000000000000e+000 if (outfp==64'h4018F5C28F5C28F6) $display($time,"ps Answer is correct %h", outfp); else $display($time,"ps Error! out is incorrect %h", outfp); #10000; //0 //Output:1.439984000000000e+006 if (outfp==64'h4135F8F000000000) $display($time,"ps Answer is correct %h", outfp); else $display($time,"ps Error! out is incorrect %h", outfp); #290000; //10000 $finish; end // end of stimulus process always begin : CLOCK_clk clk = 1'b0; #5000; clk = 1'b1; #5000; end endmodule
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