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[/] [double_fpu/] [branches/] [avendor/] [pipeline/] [fpu_addsub_TB.v] - Blame information for rev 13

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Line No. Rev Author Line
1 6 davidklun
 
2
`timescale 1ps / 1ps
3 8 davidklun
module fpu_addsub_tb;
4 6 davidklun
 
5
reg clk;
6
reg rst;
7
reg enable;
8
reg fpu_op;
9 8 davidklun
reg [1:0]rmode;
10 6 davidklun
reg [63:0]opa;
11
reg [63:0]opb;
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wire [63:0]out;
13 8 davidklun
wire ready;
14 6 davidklun
 
15
 
16 8 davidklun
        fpu_addsub UUT (
17 6 davidklun
                .clk(clk),
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                .rst(rst),
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                .enable(enable),
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                .fpu_op(fpu_op),
21 8 davidklun
                .rmode(rmode),
22 6 davidklun
                .opa(opa),
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                .opb(opb),
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                .out(out),
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                .ready(ready));
26
 
27
initial
28
begin : STIMUL
29 8 davidklun
        #0
30 6 davidklun
        enable = 1'b0;
31
        rst = 1'b1;
32 8 davidklun
    #10000;
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        enable = 1'b1;
34
        rst = 1'b0;
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        opa = 64'b0100000000010001010110010001011010000111001010110000001000001100;
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        opb = 64'b0000110000000110111010010011111101011101101000101000001001001100;
37
        fpu_op = 1'b0;
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        rmode = 2'b10;
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        #10000;
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        //inputA:1.6000000000e+001
41
        //inputB:1.0000000000e-208
42
        opa = 64'b0100000000110000000000000000000000000000000000000000000000000000;
43
        opb = 64'b0001010011000000011100000001101111010101001001111011010010011000;
44 6 davidklun
        fpu_op = 1'b1;
45 8 davidklun
        rmode = 2'b10;
46
        #10000;
47
        //inputA:9.9999999996e-314
48
        //inputB:4.6770000000e+000
49
        opa = 64'b0000000000000000000000000000010010110110011010010101010000110010;
50
        opb = 64'b0100000000010010101101010011111101111100111011011001000101101000;
51
        fpu_op = 1'b1;
52
        rmode = 2'b11;
53
        #10000;
54
        //inputA:5.3620000000e+003
55
        //inputB:1.9999999999e-314
56
        opa = 64'b0100000010110100111100100000000000000000000000000000000000000000;
57
        opb = 64'b0000000000000000000000000000000011110001010010000100010000001010;
58
        fpu_op = 1'b0;
59
        rmode = 2'b10;
60
        #10000;
61
        //inputA:5.8000000000e+000
62
        //inputB:5.7900000000e+000
63
        opa = 64'b0100000000010111001100110011001100110011001100110011001100110011;
64
        opb = 64'b0100000000010111001010001111010111000010100011110101110000101001;
65
        fpu_op = 1'b1;
66
        rmode = 2'b10;
67
        #10000;
68
        opa = 64'b0100000000010001010110010001011010000111001010110000001000001100;
69
        opb = 64'b0000110000000110111010010011111101011101101000101000001001001100;
70
        fpu_op = 1'b0;
71
        rmode = 2'b00;
72
                #10000;
73
        //inputA:-9.4000000000e+035
74
        //inputB:9.4770000000e+035
75
        opa = 64'b1100011101100110101000010011001010000000011101101111101100010011;
76
        opb = 64'b0100011101100110110100001010011011110101101100101001000000100011;
77
        fpu_op = 1'b0;
78
        rmode = 2'b10;
79
          #10000;
80
        //inputA:-3.6680000000e+000
81
        //inputB:9.0007340000e+003
82
        opa = 64'b1100000000001101010110000001000001100010010011011101001011110010;
83
        opb = 64'b0100000011000001100101000101110111110011101101100100010110100010;
84
        fpu_op = 1'b1;
85
        rmode = 2'b11;
86
           #10000;
87
        //inputA:4.7700000000e+000
88
        //inputB:-2.5000000000e-003
89
        opa = 64'b0100000000010011000101000111101011100001010001111010111000010100;
90
        opb = 64'b1011111101100100011110101110000101000111101011100001010001111011;
91
        fpu_op = 1'b0;
92
        rmode = 2'b10;
93
        #10000;
94
         //inputA:7.9500000000e+000
95
        //inputB:-7.9433210000e+000
96
        opa = 64'b0100000000011111110011001100110011001100110011001100110011001101;
97
        opb = 64'b1100000000011111110001011111010111110000101100101000010100100011;
98
        fpu_op = 1'b1;
99
        rmode = 2'b00;
100
        #10000;
101
        //inputA:8.0260000000e+000
102
        //inputB:1.0000000000e-106
103
        opa = 64'b0100000000100000000011010100111111011111001110110110010001011010;
104
        opb = 64'b0010100111101101010110110101011000010101011101000111011001011011;
105
        fpu_op = 1'b0;
106
        rmode = 2'b10;
107
        #10000;
108
        //inputA:9.9230000000e+001
109
        //inputB:2.5370000000e-003
110
        opa = 64'b0100000001011000110011101011100001010001111010111000010100011111;
111
        opb = 64'b0011111101100100110010000111100110000000111101010101110111100110;
112
        fpu_op = 1'b1;
113
        rmode = 2'b11;
114
        #10000;
115
        //inputA:1.7179869184e+010
116
        //inputB:4.0000000000e-176
117
        opa = 64'b0100001000001111111111111111111111111111111111111111111111111111;
118
        opb = 64'b0001101110000100010000101110010011111011011001110001100101100000;
119
        fpu_op = 1'b0;
120
        rmode = 2'b10;
121
        #10000;
122
        //inputA:-2.6800000000e-005
123
        //inputB:-8.5400000000e-013
124
        opa = 64'b1011111011111100000110100001000111111001111111011000011110000000;
125
        opb = 64'b1011110101101110000011000010010111101110000010111101110010010110;
126
        fpu_op = 1'b0;
127
        rmode = 2'b00;
128
        #10000;
129
        //inputA:-8.5400000000e-013
130
        //inputB:INF
131
        opa = 64'b1011110101101110000011000010010111101110000010111101110010010110;
132
        opb = 64'b0111111111110000000000000000000000000000000000000000000000000000;
133
        fpu_op = 1'b0;
134
        rmode = 2'b00;
135
        #10000;
136
        //inputA:-5.6555650000e+006
137
        //inputB:-2.3665000000e-001
138
        opa = 64'b1100000101010101100100110000001101000000000000000000000000000000;
139
        opb = 64'b1011111111001110010010101000110000010101010011001001100001011111;
140
        fpu_op = 1'b1;
141
        rmode = 2'b11;
142
        #90000;
143
        //Output:4.337000000000001e+000
144
        if (out==64'h40115916872B020D)
145
                $display($time,"ps Answer is correct %h", out);
146
        else
147
                $display($time,"ps Error! out is incorrect %h", out);
148
        #10000;
149
        //Output:1.600000000000000e+001
150
        if (out==64'h4030000000000000)
151
                $display($time,"ps Answer is correct %h", out);
152
        else
153
                $display($time,"ps Error! out is incorrect %h", out);
154
        #10000;
155
        //Output:-4.677000000000000e+000
156
        if (out==64'hC012B53F7CED9168)
157
                $display($time,"ps Answer is correct %h", out);
158
        else
159
                $display($time,"ps Error! out is incorrect %h", out);
160
        #10000;
161
        //Output:5.362000000000001e+003
162
        if (out==64'h40B4F20000000000)
163
                $display($time,"ps Answer is correct %h", out);
164
        else
165
                $display($time,"ps Error! out is incorrect %h", out);
166
        #10000;
167
        //Output:9.999999999999787e-003
168
        if (out==64'h3F847AE147AE1400)
169
                $display($time,"ps Answer is correct %h", out);
170
        else
171
                $display($time,"ps Error! out is incorrect %h", out);
172
                #10000;
173
        //Output:4.337000000000001e+000
174
        if (out==64'h40115916872B020C)
175
                $display($time,"ps Answer is correct %h", out);
176
        else
177
                $display($time,"ps Error! out is incorrect %h", out);
178
        #10000;
179
        //Output:7.699999999999867e+033
180
        if (out==64'h46F7BA3A9DCA8800)
181
                $display($time,"ps Answer is correct %h", out);
182
        else
183
                $display($time,"ps Error! out is incorrect %h", out);
184
        #10000;
185
        //Output:-9.004402000000000e+003
186
        if (out==64'hC0C1963374BC6A80)
187
                $display($time,"ps Answer is correct %h", out);
188
        else
189
                $display($time,"ps Error! out is incorrect %h", out);
190
        #10000;
191
        //Output:4.767500000000000e+000
192
        if (out==64'h401311EB851EB852)
193
                $display($time,"ps Answer is correct %h", out);
194
        else
195
                $display($time,"ps Error! out is incorrect %h", out);
196
        #10000;
197
        //Output:1.589332100000000e+001
198
        if (out==64'h402FC9615EBFA8F8)
199
                $display($time,"ps Answer is correct %h", out);
200
        else
201
                $display($time,"ps Error! out is incorrect %h", out);
202
        #10000;
203
        //Output:8.026000000000002e+000
204
        if (out==64'h40200D4FDF3B645B)
205
                $display($time,"ps Answer is correct %h", out);
206
        else
207
                $display($time,"ps Error! out is incorrect %h", out);
208
        #10000;
209
        //Output:9.922746300000000e+001
210
        if (out==64'h4058CE8EC0F88334)
211
                $display($time,"ps Answer is correct %h", out);
212
        else
213
                $display($time,"ps Error! out is incorrect %h", out);
214
        #10000;
215
        //Output:1.717986918400000e+010
216
        if (out==64'h4210000000000000)
217
                $display($time,"ps Answer is correct %h", out);
218
        else
219
                $display($time,"ps Error! out is incorrect %h", out);
220
        #10000;
221
        //Output:-2.680000085400000e-005
222
        if (out==64'hBEFC1A1209039A77)
223
                $display($time,"ps Answer is correct %h", out);
224
        else
225
                $display($time,"ps Error! out is incorrect %h", out);
226
        #10000;
227
        //Output:INF
228
        if (out==64'h7FF0000000000000)
229
                $display($time,"ps Answer is correct %h", out);
230
        else
231
                $display($time,"ps Error! out is incorrect %h", out);
232
        #10000;
233
        //Output:-5.655564763350001e+006
234
        if (out==64'hC155930330DAB9F6)
235
                $display($time,"ps Answer is correct %h", out);
236
        else
237
                $display($time,"ps Error! out is incorrect %h", out);
238
        #390000;
239
        $finish;
240
        end
241 6 davidklun
 
242 8 davidklun
        always
243
        begin : CLOCK_clk
244
                clk = 1'b0;
245
                #5000;
246
                clk = 1'b1;
247
                #5000;
248
        end
249 6 davidklun
 
250 8 davidklun
 
251
 
252
 
253
        endmodule
254
 

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