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[/] [trigonometric_functions_in_double_fpu/] [trunk/] [verilog/] [tangent.v] - Blame information for rev 17

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/////////////////////////////////////////////////////////////////////
////                                                             ////
////                                                          ////
////  Trigonometric functions using double precision Floating Point Unit        ////
////                                                             ////
////  Author: Muni Aditya                                        ////
////          muni_aditya@yahoo.com                                ////
////                                                             ////
/////////////////////////////////////////////////////////////////////
////                                                             ////
//// Copyright (C) 2013 Muni Aditya                           ////
////                  muni_aditya@yahoo.com                        ////
////                                                             ////
//// This source file may be used and distributed without        ////
//// restriction provided that this copyright statement is not   ////
//// removed from the file and that any derivative work contains ////
//// the original copyright notice and the associated disclaimer.////
////                                                             ////
////     THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY     ////
//// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED   ////
//// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS   ////
//// FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL THE AUTHOR      ////
//// OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,         ////
//// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES    ////
//// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE   ////
//// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR        ////
//// BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF  ////
//// LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT  ////
//// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT  ////
//// OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE         ////
//// POSSIBILITY OF SUCH DAMAGE.                                 ////
////                                                             ////
/////////////////////////////////////////////////////////////////////
 
`timescale 1ns / 100ps
 
`define INPUT_WIDTH 32
 
module tangent_lut (quad, enable, degrees, data, rst, clk);
 
input [1:0] quad;
input enable;
input rst;
input clk;
input [`INPUT_WIDTH-1:0] degrees ;
 
//////////////inputs/////////////////
 
output reg [63:0] data;
 
//////////////output/////////////////
 
 
always@(posedge clk )
 
// needs to be positive in first and third quadrants
 
 begin
        if (quad == 2'b01 || quad == 2'b11)
        begin
        data[63] <= 1'b1;
        end
 
        else
        begin
        data[63] <= 1'b0;
        end
 
        if(enable)
        case (degrees)
 
// look up table
 
`INPUT_WIDTH'd0  : data[62:0] <= 64'h0000000000000000;
`INPUT_WIDTH'd1  : data[62:0] <= 64'h3f91dfbd9410a422;
`INPUT_WIDTH'd2  : data[62:0] <= 64'h3fa1e12295d61fc2;
`INPUT_WIDTH'd3  : data[62:0] <= 64'h3faad53144273e71;
`INPUT_WIDTH'd4  : data[62:0] <= 64'h3fb1e6b93a693204;
`INPUT_WIDTH'd5  : data[62:0] <= 64'h3fb665a8349d55e1;
`INPUT_WIDTH'd6  : data[62:0] <= 64'h3fbae81c75231d97;
`INPUT_WIDTH'd7  : data[62:0] <= 64'h3fbf6ecf19881d32;
`INPUT_WIDTH'd8  : data[62:0] <= 64'h3fc1fd3df8664fe5;
`INPUT_WIDTH'd9  : data[62:0] <= 64'h3fc445f0fbb1cf91;
`INPUT_WIDTH'd10 : data[62:0] <= 64'h3fc691e1ebc5cbbc;
`INPUT_WIDTH'd11 : data[62:0] <= 64'h3fc8e174375dceb6;
`INPUT_WIDTH'd12 : data[62:0] <= 64'h3fcb350dac76234b;
`INPUT_WIDTH'd13 : data[62:0] <= 64'h3fcd8d16c1491593;
`INPUT_WIDTH'd14 : data[62:0] <= 64'h3fcfe9fae1181f54;
`INPUT_WIDTH'd15 : data[62:0] <= 64'h3fd126145e9ecd56;
`INPUT_WIDTH'd16 : data[62:0] <= 64'h3fd25a0951873b22;
`INPUT_WIDTH'd17 : data[62:0] <= 64'h3fd391176b8feb5a;
`INPUT_WIDTH'd18 : data[62:0] <= 64'h3fd4cb7bfb4961ae;
`INPUT_WIDTH'd19 : data[62:0] <= 64'h3fd60976af8c1613;
`INPUT_WIDTH'd20 : data[62:0] <= 64'h3fd74b49cf3902d4;
`INPUT_WIDTH'd21 : data[62:0] <= 64'h3fd8913a75259d06;
`INPUT_WIDTH'd22 : data[62:0] <= 64'h3fd9db90d0ac0d40;
`INPUT_WIDTH'd23 : data[62:0] <= 64'h3fdb2a986b66229e;
`INPUT_WIDTH'd24 : data[62:0] <= 64'h3fdc7ea074a90a0c;
`INPUT_WIDTH'd25 : data[62:0] <= 64'h3fddd7fc13699ab1;
`INPUT_WIDTH'd26 : data[62:0] <= 64'h3fdf3702bf455cf3;
`INPUT_WIDTH'd27 : data[62:0] <= 64'h3fe04e0850c1dd5c;
`INPUT_WIDTH'd28 : data[62:0] <= 64'h3fe103c37f7ebedc;
`INPUT_WIDTH'd29 : data[62:0] <= 64'h3fe1bce655fbb9bf;
`INPUT_WIDTH'd30 : data[62:0] <= 64'h3fe279a74590331c;
`INPUT_WIDTH'd31 : data[62:0] <= 64'h3fe33a400c85af9d;
`INPUT_WIDTH'd32 : data[62:0] <= 64'h3fe3feee02d72515;
`INPUT_WIDTH'd33 : data[62:0] <= 64'h3fe4c7f26ed1d60d;
`INPUT_WIDTH'd34 : data[62:0] <= 64'h3fe59592e296c624;
`INPUT_WIDTH'd35 : data[62:0] <= 64'h3fe66819a3a0bf7a;
`INPUT_WIDTH'd36 : data[62:0] <= 64'h3fe73fd61d9df543;
`INPUT_WIDTH'd37 : data[62:0] <= 64'h3fe81d1d621eb710;
`INPUT_WIDTH'd38 : data[62:0] <= 64'h3fe9004ab6d5cc92;
`INPUT_WIDTH'd39 : data[62:0] <= 64'h3fe9e9c0346ca838;
`INPUT_WIDTH'd40 : data[62:0] <= 64'h3fead9e7783fbf1d;
`INPUT_WIDTH'd41 : data[62:0] <= 64'h3febd1326bb88d11;
`INPUT_WIDTH'd42 : data[62:0] <= 64'h3fecd01c246e405f;
`INPUT_WIDTH'd43 : data[62:0] <= 64'h3fedd729e0bf9cb7;
`INPUT_WIDTH'd44 : data[62:0] <= 64'h3feee6ec253d2462;
`INPUT_WIDTH'd45 : data[62:0] <= 64'h3fefffffffffffff;
`INPUT_WIDTH'd46 : data[62:0] <= 64'h3ff091883bfbf42d;
`INPUT_WIDTH'd47 : data[62:0] <= 64'h3ff1286c17acf49c;
`INPUT_WIDTH'd48 : data[62:0] <= 64'h3ff1c511a0db83e2;
`INPUT_WIDTH'd49 : data[62:0] <= 64'h3ff267e8b3f5da80;
`INPUT_WIDTH'd50 : data[62:0] <= 64'h3ff3116c3711527e;
`INPUT_WIDTH'd51 : data[62:0] <= 64'h3ff3c2238553dced;
`INPUT_WIDTH'd52 : data[62:0] <= 64'h3ff47aa413b0ee1d;
`INPUT_WIDTH'd53 : data[62:0] <= 64'h3ff53b9359d2f918;
`INPUT_WIDTH'd54 : data[62:0] <= 64'h3ff605a90c73ab78;
`INPUT_WIDTH'd55 : data[62:0] <= 64'h3ff6d9b1b96ce127;
`INPUT_WIDTH'd56 : data[62:0] <= 64'h3ff7b891d9a169b3;
`INPUT_WIDTH'd57 : data[62:0] <= 64'h3ff8a34971bd700d;
`INPUT_WIDTH'd58 : data[62:0] <= 64'h3ff99af8610e4106;
`INPUT_WIDTH'd59 : data[62:0] <= 64'h3ffaa0e385c196a8;
`INPUT_WIDTH'd60 : data[62:0] <= 64'h3ffbb67ae8584ca8;
`INPUT_WIDTH'd61 : data[62:0] <= 64'h3ffcdd612dd501f3;
`INPUT_WIDTH'd62 : data[62:0] <= 64'h3ffe1774a2562592;
`INPUT_WIDTH'd63 : data[62:0] <= 64'h3fff66da45fee3f0;
`INPUT_WIDTH'd64 : data[62:0] <= 64'h40006705b35391e7;
`INPUT_WIDTH'd65 : data[62:0] <= 64'h400127f33e8d12e5;
`INPUT_WIDTH'd66 : data[62:0] <= 64'h4001f7e220cc416f;
`INPUT_WIDTH'd67 : data[62:0] <= 64'h4002d8c9200b5686;
`INPUT_WIDTH'd68 : data[62:0] <= 64'h4003ccfa561175d3;
`INPUT_WIDTH'd69 : data[62:0] <= 64'h4004d738ef803785;
`INPUT_WIDTH'd70 : data[62:0] <= 64'h4005fad570f872d7;
`INPUT_WIDTH'd71 : data[62:0] <= 64'h40073bd2e9a270df;
`INPUT_WIDTH'd72 : data[62:0] <= 64'h40089f188bdcd7ad;
`INPUT_WIDTH'd73 : data[62:0] <= 64'h400a2ab4c713671d;
`INPUT_WIDTH'd74 : data[62:0] <= 64'h400be6398b3f2869;
`INPUT_WIDTH'd75 : data[62:0] <= 64'h400ddb3d742c2656;
`INPUT_WIDTH'd76 : data[62:0] <= 64'h40100b0a2833d3c5;
`INPUT_WIDTH'd77 : data[62:0] <= 64'h4011536e695dda91;
`INPUT_WIDTH'd78 : data[62:0] <= 64'h4012d18a8e2ff28e;
`INPUT_WIDTH'd79 : data[62:0] <= 64'h40149405f7cc6448;
`INPUT_WIDTH'd80 : data[62:0] <= 64'h4016af648056a133;
`INPUT_WIDTH'd81 : data[62:0] <= 64'h4019414813ba6629;
`INPUT_WIDTH'd82 : data[62:0] <= 64'h401c76237b025ae6;
`INPUT_WIDTH'd83 : data[62:0] <= 64'h402049e7c666e3fe;
`INPUT_WIDTH'd84 : data[62:0] <= 64'h4023075ac71a38c8;
`INPUT_WIDTH'd85 : data[62:0] <= 64'h4026dc2fd0bfdbd5;
`INPUT_WIDTH'd86 : data[62:0] <= 64'h402c99f0ed772d54;
`INPUT_WIDTH'd87 : data[62:0] <= 64'h403314c55fbc4c58;
`INPUT_WIDTH'd88 : data[62:0] <= 64'h403ca2e17ec21843;
`INPUT_WIDTH'd89 : data[62:0] <= 64'h404ca51d76749a49;
`INPUT_WIDTH'd90 : data[62:0] <= 64'h7ff0000000000000;
 
default:data <= 64'h0;
 
endcase
 
 
else
  data <= 64'hxxxxxxxxxxxxxxx;
 
 
 
end
 
endmodule

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Subversion Repositories trigonometric_functions_in_double_fpu

[/] [trigonometric_functions_in_double_fpu/] [trunk/] [verilog/] [tangent.v] - Blame information for rev 17

Line No.	Rev	Author	Line
1	17	draunzer	`/////////////////////////////////////////////////////////////////////`
2			`//// ////`
3			`//// ////`
4			`//// Trigonometric functions using double precision Floating Point Unit ////`
5			`//// ////`
6			`//// Author: Muni Aditya ////`
7			`//// muni_aditya@yahoo.com ////`
8			`//// ////`
9			`/////////////////////////////////////////////////////////////////////`
10			`//// ////`
11			`//// Copyright (C) 2013 Muni Aditya ////`
12			`//// muni_aditya@yahoo.com ////`
13			`//// ////`
14			`//// This source file may be used and distributed without ////`
15			`//// restriction provided that this copyright statement is not ////`
16			`//// removed from the file and that any derivative work contains ////`
17			`//// the original copyright notice and the associated disclaimer.////`
18			`//// ////`
19			//// THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY ////
20			`//// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED ////`
21			`//// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS ////`
22			`//// FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL THE AUTHOR ////`
23			`//// OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, ////`
24			`//// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES ////`
25			`//// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE ////`
26			`//// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR ////`
27			`//// BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF ////`
28			`//// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ////`
29			`//// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT ////`
30			`//// OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE ////`
31			`//// POSSIBILITY OF SUCH DAMAGE. ////`
32			`//// ////`
33			`/////////////////////////////////////////////////////////////////////`
34
35			`timescale 1ns / 100ps
36
37			`define INPUT_WIDTH 32
38
39			`module tangent_lut (quad, enable, degrees, data, rst, clk);`
40
41			`input [1:0] quad;`
42			`input enable;`
43			`input rst;`
44			`input clk;`
45			input [`INPUT_WIDTH-1:0] degrees ;
46
47			`//////////////inputs/////////////////`
48
49			`output reg [63:0] data;`
50
51			`//////////////output/////////////////`
52
53
54			`always@(posedge clk )`
55
56			`// needs to be positive in first and third quadrants`
57
58			`begin`
59			`if (quad == 2'b01 \|\| quad == 2'b11)`
60			`begin`
61			`data[63] <= 1'b1;`
62			`end`
63
64			`else`
65			`begin`
66			`data[63] <= 1'b0;`
67			`end`
68
69			`if(enable)`
70			`case (degrees)`
71
72			`// look up table`
73
74			`INPUT_WIDTH'd0 : data[62:0] <= 64'h0000000000000000;
75			`INPUT_WIDTH'd1 : data[62:0] <= 64'h3f91dfbd9410a422;
76			`INPUT_WIDTH'd2 : data[62:0] <= 64'h3fa1e12295d61fc2;
77			`INPUT_WIDTH'd3 : data[62:0] <= 64'h3faad53144273e71;
78			`INPUT_WIDTH'd4 : data[62:0] <= 64'h3fb1e6b93a693204;
79			`INPUT_WIDTH'd5 : data[62:0] <= 64'h3fb665a8349d55e1;
80			`INPUT_WIDTH'd6 : data[62:0] <= 64'h3fbae81c75231d97;
81			`INPUT_WIDTH'd7 : data[62:0] <= 64'h3fbf6ecf19881d32;
82			`INPUT_WIDTH'd8 : data[62:0] <= 64'h3fc1fd3df8664fe5;
83			`INPUT_WIDTH'd9 : data[62:0] <= 64'h3fc445f0fbb1cf91;
84			`INPUT_WIDTH'd10 : data[62:0] <= 64'h3fc691e1ebc5cbbc;
85			`INPUT_WIDTH'd11 : data[62:0] <= 64'h3fc8e174375dceb6;
86			`INPUT_WIDTH'd12 : data[62:0] <= 64'h3fcb350dac76234b;
87			`INPUT_WIDTH'd13 : data[62:0] <= 64'h3fcd8d16c1491593;
88			`INPUT_WIDTH'd14 : data[62:0] <= 64'h3fcfe9fae1181f54;
89			`INPUT_WIDTH'd15 : data[62:0] <= 64'h3fd126145e9ecd56;
90			`INPUT_WIDTH'd16 : data[62:0] <= 64'h3fd25a0951873b22;
91			`INPUT_WIDTH'd17 : data[62:0] <= 64'h3fd391176b8feb5a;
92			`INPUT_WIDTH'd18 : data[62:0] <= 64'h3fd4cb7bfb4961ae;
93			`INPUT_WIDTH'd19 : data[62:0] <= 64'h3fd60976af8c1613;
94			`INPUT_WIDTH'd20 : data[62:0] <= 64'h3fd74b49cf3902d4;
95			`INPUT_WIDTH'd21 : data[62:0] <= 64'h3fd8913a75259d06;
96			`INPUT_WIDTH'd22 : data[62:0] <= 64'h3fd9db90d0ac0d40;
97			`INPUT_WIDTH'd23 : data[62:0] <= 64'h3fdb2a986b66229e;
98			`INPUT_WIDTH'd24 : data[62:0] <= 64'h3fdc7ea074a90a0c;
99			`INPUT_WIDTH'd25 : data[62:0] <= 64'h3fddd7fc13699ab1;
100			`INPUT_WIDTH'd26 : data[62:0] <= 64'h3fdf3702bf455cf3;
101			`INPUT_WIDTH'd27 : data[62:0] <= 64'h3fe04e0850c1dd5c;
102			`INPUT_WIDTH'd28 : data[62:0] <= 64'h3fe103c37f7ebedc;
103			`INPUT_WIDTH'd29 : data[62:0] <= 64'h3fe1bce655fbb9bf;
104			`INPUT_WIDTH'd30 : data[62:0] <= 64'h3fe279a74590331c;
105			`INPUT_WIDTH'd31 : data[62:0] <= 64'h3fe33a400c85af9d;
106			`INPUT_WIDTH'd32 : data[62:0] <= 64'h3fe3feee02d72515;
107			`INPUT_WIDTH'd33 : data[62:0] <= 64'h3fe4c7f26ed1d60d;
108			`INPUT_WIDTH'd34 : data[62:0] <= 64'h3fe59592e296c624;
109			`INPUT_WIDTH'd35 : data[62:0] <= 64'h3fe66819a3a0bf7a;
110			`INPUT_WIDTH'd36 : data[62:0] <= 64'h3fe73fd61d9df543;
111			`INPUT_WIDTH'd37 : data[62:0] <= 64'h3fe81d1d621eb710;
112			`INPUT_WIDTH'd38 : data[62:0] <= 64'h3fe9004ab6d5cc92;
113			`INPUT_WIDTH'd39 : data[62:0] <= 64'h3fe9e9c0346ca838;
114			`INPUT_WIDTH'd40 : data[62:0] <= 64'h3fead9e7783fbf1d;
115			`INPUT_WIDTH'd41 : data[62:0] <= 64'h3febd1326bb88d11;
116			`INPUT_WIDTH'd42 : data[62:0] <= 64'h3fecd01c246e405f;
117			`INPUT_WIDTH'd43 : data[62:0] <= 64'h3fedd729e0bf9cb7;
118			`INPUT_WIDTH'd44 : data[62:0] <= 64'h3feee6ec253d2462;
119			`INPUT_WIDTH'd45 : data[62:0] <= 64'h3fefffffffffffff;
120			`INPUT_WIDTH'd46 : data[62:0] <= 64'h3ff091883bfbf42d;
121			`INPUT_WIDTH'd47 : data[62:0] <= 64'h3ff1286c17acf49c;
122			`INPUT_WIDTH'd48 : data[62:0] <= 64'h3ff1c511a0db83e2;
123			`INPUT_WIDTH'd49 : data[62:0] <= 64'h3ff267e8b3f5da80;
124			`INPUT_WIDTH'd50 : data[62:0] <= 64'h3ff3116c3711527e;
125			`INPUT_WIDTH'd51 : data[62:0] <= 64'h3ff3c2238553dced;
126			`INPUT_WIDTH'd52 : data[62:0] <= 64'h3ff47aa413b0ee1d;
127			`INPUT_WIDTH'd53 : data[62:0] <= 64'h3ff53b9359d2f918;
128			`INPUT_WIDTH'd54 : data[62:0] <= 64'h3ff605a90c73ab78;
129			`INPUT_WIDTH'd55 : data[62:0] <= 64'h3ff6d9b1b96ce127;
130			`INPUT_WIDTH'd56 : data[62:0] <= 64'h3ff7b891d9a169b3;
131			`INPUT_WIDTH'd57 : data[62:0] <= 64'h3ff8a34971bd700d;
132			`INPUT_WIDTH'd58 : data[62:0] <= 64'h3ff99af8610e4106;
133			`INPUT_WIDTH'd59 : data[62:0] <= 64'h3ffaa0e385c196a8;
134			`INPUT_WIDTH'd60 : data[62:0] <= 64'h3ffbb67ae8584ca8;
135			`INPUT_WIDTH'd61 : data[62:0] <= 64'h3ffcdd612dd501f3;
136			`INPUT_WIDTH'd62 : data[62:0] <= 64'h3ffe1774a2562592;
137			`INPUT_WIDTH'd63 : data[62:0] <= 64'h3fff66da45fee3f0;
138			`INPUT_WIDTH'd64 : data[62:0] <= 64'h40006705b35391e7;
139			`INPUT_WIDTH'd65 : data[62:0] <= 64'h400127f33e8d12e5;
140			`INPUT_WIDTH'd66 : data[62:0] <= 64'h4001f7e220cc416f;
141			`INPUT_WIDTH'd67 : data[62:0] <= 64'h4002d8c9200b5686;
142			`INPUT_WIDTH'd68 : data[62:0] <= 64'h4003ccfa561175d3;
143			`INPUT_WIDTH'd69 : data[62:0] <= 64'h4004d738ef803785;
144			`INPUT_WIDTH'd70 : data[62:0] <= 64'h4005fad570f872d7;
145			`INPUT_WIDTH'd71 : data[62:0] <= 64'h40073bd2e9a270df;
146			`INPUT_WIDTH'd72 : data[62:0] <= 64'h40089f188bdcd7ad;
147			`INPUT_WIDTH'd73 : data[62:0] <= 64'h400a2ab4c713671d;
148			`INPUT_WIDTH'd74 : data[62:0] <= 64'h400be6398b3f2869;
149			`INPUT_WIDTH'd75 : data[62:0] <= 64'h400ddb3d742c2656;
150			`INPUT_WIDTH'd76 : data[62:0] <= 64'h40100b0a2833d3c5;
151			`INPUT_WIDTH'd77 : data[62:0] <= 64'h4011536e695dda91;
152			`INPUT_WIDTH'd78 : data[62:0] <= 64'h4012d18a8e2ff28e;
153			`INPUT_WIDTH'd79 : data[62:0] <= 64'h40149405f7cc6448;
154			`INPUT_WIDTH'd80 : data[62:0] <= 64'h4016af648056a133;
155			`INPUT_WIDTH'd81 : data[62:0] <= 64'h4019414813ba6629;
156			`INPUT_WIDTH'd82 : data[62:0] <= 64'h401c76237b025ae6;
157			`INPUT_WIDTH'd83 : data[62:0] <= 64'h402049e7c666e3fe;
158			`INPUT_WIDTH'd84 : data[62:0] <= 64'h4023075ac71a38c8;
159			`INPUT_WIDTH'd85 : data[62:0] <= 64'h4026dc2fd0bfdbd5;
160			`INPUT_WIDTH'd86 : data[62:0] <= 64'h402c99f0ed772d54;
161			`INPUT_WIDTH'd87 : data[62:0] <= 64'h403314c55fbc4c58;
162			`INPUT_WIDTH'd88 : data[62:0] <= 64'h403ca2e17ec21843;
163			`INPUT_WIDTH'd89 : data[62:0] <= 64'h404ca51d76749a49;
164			`INPUT_WIDTH'd90 : data[62:0] <= 64'h7ff0000000000000;
165
166			`default:data <= 64'h0;`
167
168			`endcase`
169
170
171			`else`
172			`data <= 64'hxxxxxxxxxxxxxxx;`
173
174
175
176			`end`
177
178			`endmodule`