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[/] [fft2_size/] [fft_int_size/] [W_int32.sv] - Blame information for rev 7

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1 7 Papayaved 
`ifndef _fft_w_
2 
`define _fft_w_
3 
`include "round32.sv"
4 
 
5 
module W_int32 #(parameter POW = 10, W_WIDTH = 32)(clk, k, W_Re, W_Im);
6 
// N = 2**POW, Max POW = 10, Max W_WIDTH = 32
7 
// File contains the rotate coefficients
8 
// W(k, N) =  exp(-2i * pi * k / N)
9 
// in the scale W * 2^30
10 
   input wire clk;
11 
   input wire [POW-2:0] k;
12 
   output wire signed [W_WIDTH-1:0] W_Re, W_Im;
13 
 
14 
//      assert(POW >= 2 && POW <= 10) $info("POW OK"); else $error("POW failed");
15 
 
16 
   generate
17 
      if (POW == 1)
18 
         begin
19 
            localparam bit signed [31:0] W_Re_table = 32'sh40000000;
20 
            localparam bit signed [31:0] W_Im_table = 32'sh00000000;
21 
 
22 
            round32 #(.WIDTH(W_WIDTH)) round_re(W_Re_table, W_Re);
23 
            round32 #(.WIDTH(W_WIDTH)) round_im(W_Im_table, W_Im);
24 
         end
25 
      else if (POW == 2)
26 
         begin
27 
            reg signed [31:0] W_Re_table[2] = '{
28 
               32'sh40000000, 32'sh00000000
29 
            };
30 
 
31 
            reg signed [31:0] W_Im_table[2] = '{
32 
               32'sh00000000, 32'shc0000000
33 
            };
34 
 
35 
            reg signed [31:0] W_Re_reg, W_Im_reg;
36 
            always_ff @(posedge clk) begin
37 
               W_Re_reg <= W_Re_table[k];
38 
               W_Im_reg <= W_Im_table[k];
39 
            end
40 
 
41 
            round32 #(.WIDTH(W_WIDTH)) round_re(W_Re_reg, W_Re);
42 
            round32 #(.WIDTH(W_WIDTH)) round_im(W_Im_reg, W_Im);
43 
         end
44 
      else if (POW == 3)
45 
         begin
46 
            reg signed [31:0] W_Re_table[4] = '{
47 
               32'sh40000000, 32'sh2d413ccd, 32'sh00000000, 32'shd2bec333
48 
            };
49 
 
50 
            reg signed [31:0] W_Im_table[4] = '{
51 
               32'sh00000000, 32'shd2bec333, 32'shc0000000, 32'shd2bec333
52 
            };
53 
 
54 
            reg signed [31:0] W_Re_reg, W_Im_reg;
55 
            always_ff @(posedge clk) begin
56 
               W_Re_reg <= W_Re_table[k];
57 
               W_Im_reg <= W_Im_table[k];
58 
            end
59 
 
60 
            round32 #(.WIDTH(W_WIDTH)) round_re(W_Re_reg, W_Re);
61 
            round32 #(.WIDTH(W_WIDTH)) round_im(W_Im_reg, W_Im);
62 
         end
63 
      else if (POW == 4)
64 
         begin
65 
            reg signed [31:0] W_Re_table[8] = '{
66 
               32'sh40000000, 32'sh3b20d79e, 32'sh2d413ccd, 32'sh187de2a7, 32'sh00000000, 32'she7821d59, 32'shd2bec333, 32'shc4df2862
67 
            };
68 
 
69 
            reg signed [31:0] W_Im_table[8] = '{
70 
               32'sh00000000, 32'she7821d59, 32'shd2bec333, 32'shc4df2862, 32'shc0000000, 32'shc4df2862, 32'shd2bec333, 32'she7821d59
71 
            };
72 
 
73 
            reg signed [31:0] W_Re_reg, W_Im_reg;
74 
            always_ff @(posedge clk) begin
75 
               W_Re_reg <= W_Re_table[k];
76 
               W_Im_reg <= W_Im_table[k];
77 
            end
78 
 
79 
            round32 #(.WIDTH(W_WIDTH)) round_re(W_Re_reg, W_Re);
80 
            round32 #(.WIDTH(W_WIDTH)) round_im(W_Im_reg, W_Im);
81 
         end
82 
      else if (POW == 5)
83 
         begin
84 
 
85 
 
86 
            reg signed [31:0] W_Re_table[16] = '{
87 
               32'sh40000000, 32'sh3ec52fa0, 32'sh3b20d79e, 32'sh3536cc52, 32'sh2d413ccd, 32'sh238e7673, 32'sh187de2a7, 32'sh0c7c5c1e,
88 
               32'sh00000000, 32'shf383a3e2, 32'she7821d59, 32'shdc71898d, 32'shd2bec333, 32'shcac933ae, 32'shc4df2862, 32'shc13ad060
89 
            };
90 
 
91 
            reg signed [31:0] W_Im_table[16] = '{
92 
               32'sh00000000, 32'shf383a3e2, 32'she7821d59, 32'shdc71898d, 32'shd2bec333, 32'shcac933ae, 32'shc4df2862, 32'shc13ad060,
93 
               32'shc0000000, 32'shc13ad060, 32'shc4df2862, 32'shcac933ae, 32'shd2bec333, 32'shdc71898d, 32'she7821d59, 32'shf383a3e2
94 
            };
95 
 
96 
            reg signed [31:0] W_Re_reg, W_Im_reg;
97 
            always_ff @(posedge clk) begin
98 
               W_Re_reg <= W_Re_table[k];
99 
               W_Im_reg <= W_Im_table[k];
100 
            end
101 
 
102 
            round32 #(.WIDTH(W_WIDTH)) round_re(W_Re_reg, W_Re);
103 
            round32 #(.WIDTH(W_WIDTH)) round_im(W_Im_reg, W_Im);
104 
         end
105 
      else if (POW == 6)
106 
         begin
107 
 
108 
            reg signed [31:0] W_Re_table[32] = '{
109 
               32'sh40000000, 32'sh3fb11b48, 32'sh3ec52fa0, 32'sh3d3e82ae, 32'sh3b20d79e, 32'sh387165e3, 32'sh3536cc52, 32'sh317900d6,
110 
               32'sh2d413ccd, 32'sh2899e64a, 32'sh238e7673, 32'sh1e2b5d38, 32'sh187de2a7, 32'sh1294062f, 32'sh0c7c5c1e, 32'sh0645e9af,
111 
               32'sh00000000, 32'shf9ba1651, 32'shf383a3e2, 32'shed6bf9d1, 32'she7821d59, 32'she1d4a2c8, 32'shdc71898d, 32'shd76619b6,
112 
               32'shd2bec333, 32'shce86ff2a, 32'shcac933ae, 32'shc78e9a1d, 32'shc4df2862, 32'shc2c17d52, 32'shc13ad060, 32'shc04ee4b8
113 
            };
114 
 
115 
            reg signed [31:0] W_Im_table[32] = '{
116 
               32'sh00000000, 32'shf9ba1651, 32'shf383a3e2, 32'shed6bf9d1, 32'she7821d59, 32'she1d4a2c8, 32'shdc71898d, 32'shd76619b6,
117 
               32'shd2bec333, 32'shce86ff2a, 32'shcac933ae, 32'shc78e9a1d, 32'shc4df2862, 32'shc2c17d52, 32'shc13ad060, 32'shc04ee4b8,
118 
               32'shc0000000, 32'shc04ee4b8, 32'shc13ad060, 32'shc2c17d52, 32'shc4df2862, 32'shc78e9a1d, 32'shcac933ae, 32'shce86ff2a,
119 
               32'shd2bec333, 32'shd76619b6, 32'shdc71898d, 32'she1d4a2c8, 32'she7821d59, 32'shed6bf9d1, 32'shf383a3e2, 32'shf9ba1651
120 
            };
121 
 
122 
            reg signed [31:0] W_Re_reg, W_Im_reg;
123 
            always_ff @(posedge clk) begin
124 
               W_Re_reg <= W_Re_table[k];
125 
               W_Im_reg <= W_Im_table[k];
126 
            end
127 
 
128 
            round32 #(.WIDTH(W_WIDTH)) round_re(W_Re_reg, W_Re);
129 
            round32 #(.WIDTH(W_WIDTH)) round_im(W_Im_reg, W_Im);
130 
         end
131 
      else if (POW == 7)
132 
         begin
133 
 
134 
            reg signed [31:0] W_Re_table[64] = '{
135 
               32'sh40000000, 32'sh3fec43c7, 32'sh3fb11b48, 32'sh3f4eaafe, 32'sh3ec52fa0, 32'sh3e14fdf7, 32'sh3d3e82ae, 32'sh3c42420a,
136 
               32'sh3b20d79e, 32'sh39daf5e8, 32'sh387165e3, 32'sh36e5068a, 32'sh3536cc52, 32'sh3367c090, 32'sh317900d6, 32'sh2f6bbe45,
137 
               32'sh2d413ccd, 32'sh2afad269, 32'sh2899e64a, 32'sh261feffa, 32'sh238e7673, 32'sh20e70f32, 32'sh1e2b5d38, 32'sh1b5d100a,
138 
               32'sh187de2a7, 32'sh158f9a76, 32'sh1294062f, 32'sh0f8cfcbe, 32'sh0c7c5c1e, 32'sh09640837, 32'sh0645e9af, 32'sh0323ecbe,
139 
               32'sh00000000, 32'shfcdc1342, 32'shf9ba1651, 32'shf69bf7c9, 32'shf383a3e2, 32'shf0730342, 32'shed6bf9d1, 32'shea70658a,
140 
               32'she7821d59, 32'she4a2eff6, 32'she1d4a2c8, 32'shdf18f0ce, 32'shdc71898d, 32'shd9e01006, 32'shd76619b6, 32'shd5052d97,
141 
               32'shd2bec333, 32'shd09441bb, 32'shce86ff2a, 32'shcc983f70, 32'shcac933ae, 32'shc91af976, 32'shc78e9a1d, 32'shc6250a18,
142 
               32'shc4df2862, 32'shc3bdbdf6, 32'shc2c17d52, 32'shc1eb0209, 32'shc13ad060, 32'shc0b15502, 32'shc04ee4b8, 32'shc013bc39
143 
            };
144 
 
145 
            reg signed [31:0] W_Im_table[64] = '{
146 
               32'sh00000000, 32'shfcdc1342, 32'shf9ba1651, 32'shf69bf7c9, 32'shf383a3e2, 32'shf0730342, 32'shed6bf9d1, 32'shea70658a,
147 
               32'she7821d59, 32'she4a2eff6, 32'she1d4a2c8, 32'shdf18f0ce, 32'shdc71898d, 32'shd9e01006, 32'shd76619b6, 32'shd5052d97,
148 
               32'shd2bec333, 32'shd09441bb, 32'shce86ff2a, 32'shcc983f70, 32'shcac933ae, 32'shc91af976, 32'shc78e9a1d, 32'shc6250a18,
149 
               32'shc4df2862, 32'shc3bdbdf6, 32'shc2c17d52, 32'shc1eb0209, 32'shc13ad060, 32'shc0b15502, 32'shc04ee4b8, 32'shc013bc39,
150 
               32'shc0000000, 32'shc013bc39, 32'shc04ee4b8, 32'shc0b15502, 32'shc13ad060, 32'shc1eb0209, 32'shc2c17d52, 32'shc3bdbdf6,
151 
               32'shc4df2862, 32'shc6250a18, 32'shc78e9a1d, 32'shc91af976, 32'shcac933ae, 32'shcc983f70, 32'shce86ff2a, 32'shd09441bb,
152 
               32'shd2bec333, 32'shd5052d97, 32'shd76619b6, 32'shd9e01006, 32'shdc71898d, 32'shdf18f0ce, 32'she1d4a2c8, 32'she4a2eff6,
153 
               32'she7821d59, 32'shea70658a, 32'shed6bf9d1, 32'shf0730342, 32'shf383a3e2, 32'shf69bf7c9, 32'shf9ba1651, 32'shfcdc1342
154 
            };
155 
 
156 
            reg signed [31:0] W_Re_reg, W_Im_reg;
157 
            always_ff @(posedge clk) begin
158 
               W_Re_reg <= W_Re_table[k];
159 
               W_Im_reg <= W_Im_table[k];
160 
            end
161 
 
162 
            round32 #(.WIDTH(W_WIDTH)) round_re(W_Re_reg, W_Re);
163 
            round32 #(.WIDTH(W_WIDTH)) round_im(W_Im_reg, W_Im);
164 
         end
165 
      else if (POW == 8)
166 
         begin
167 
 
168 
            reg signed [31:0] W_Re_table[128] = '{
169 
               32'sh40000000, 32'sh3ffb10c1, 32'sh3fec43c7, 32'sh3fd39b5a, 32'sh3fb11b48, 32'sh3f84c8e2, 32'sh3f4eaafe, 32'sh3f0ec9f5,
170 
               32'sh3ec52fa0, 32'sh3e71e759, 32'sh3e14fdf7, 32'sh3dae81cf, 32'sh3d3e82ae, 32'sh3cc511d9, 32'sh3c42420a, 32'sh3bb6276e,
171 
               32'sh3b20d79e, 32'sh3a8269a3, 32'sh39daf5e8, 32'sh392a9642, 32'sh387165e3, 32'sh37af8159, 32'sh36e5068a, 32'sh361214b0,
172 
               32'sh3536cc52, 32'sh34534f41, 32'sh3367c090, 32'sh32744493, 32'sh317900d6, 32'sh30761c18, 32'sh2f6bbe45, 32'sh2e5a1070,
173 
               32'sh2d413ccd, 32'sh2c216eaa, 32'sh2afad269, 32'sh29cd9578, 32'sh2899e64a, 32'sh275ff452, 32'sh261feffa, 32'sh24da0a9a,
174 
               32'sh238e7673, 32'sh223d66a8, 32'sh20e70f32, 32'sh1f8ba4dc, 32'sh1e2b5d38, 32'sh1cc66e99, 32'sh1b5d100a, 32'sh19ef7944,
175 
               32'sh187de2a7, 32'sh17088531, 32'sh158f9a76, 32'sh14135c94, 32'sh1294062f, 32'sh1111d263, 32'sh0f8cfcbe, 32'sh0e05c135,
176 
               32'sh0c7c5c1e, 32'sh0af10a22, 32'sh09640837, 32'sh07d59396, 32'sh0645e9af, 32'sh04b54825, 32'sh0323ecbe, 32'sh0192155f,
177 
               32'sh00000000, 32'shfe6deaa1, 32'shfcdc1342, 32'shfb4ab7db, 32'shf9ba1651, 32'shf82a6c6a, 32'shf69bf7c9, 32'shf50ef5de,
178 
               32'shf383a3e2, 32'shf1fa3ecb, 32'shf0730342, 32'sheeee2d9d, 32'shed6bf9d1, 32'shebeca36c, 32'shea70658a, 32'she8f77acf,
179 
               32'she7821d59, 32'she61086bc, 32'she4a2eff6, 32'she3399167, 32'she1d4a2c8, 32'she0745b24, 32'shdf18f0ce, 32'shddc29958,
180 
               32'shdc71898d, 32'shdb25f566, 32'shd9e01006, 32'shd8a00bae, 32'shd76619b6, 32'shd6326a88, 32'shd5052d97, 32'shd3de9156,
181 
               32'shd2bec333, 32'shd1a5ef90, 32'shd09441bb, 32'shcf89e3e8, 32'shce86ff2a, 32'shcd8bbb6d, 32'shcc983f70, 32'shcbacb0bf,
182 
               32'shcac933ae, 32'shc9edeb50, 32'shc91af976, 32'shc8507ea7, 32'shc78e9a1d, 32'shc6d569be, 32'shc6250a18, 32'shc57d965d,
183 
               32'shc4df2862, 32'shc449d892, 32'shc3bdbdf6, 32'shc33aee27, 32'shc2c17d52, 32'shc2517e31, 32'shc1eb0209, 32'shc18e18a7,
184 
               32'shc13ad060, 32'shc0f1360b, 32'shc0b15502, 32'shc07b371e, 32'shc04ee4b8, 32'shc02c64a6, 32'shc013bc39, 32'shc004ef3f
185 
            };
186 
 
187 
            reg signed [31:0] W_Im_table[128] = '{
188 
               32'sh00000000, 32'shfe6deaa1, 32'shfcdc1342, 32'shfb4ab7db, 32'shf9ba1651, 32'shf82a6c6a, 32'shf69bf7c9, 32'shf50ef5de,
189 
               32'shf383a3e2, 32'shf1fa3ecb, 32'shf0730342, 32'sheeee2d9d, 32'shed6bf9d1, 32'shebeca36c, 32'shea70658a, 32'she8f77acf,
190 
               32'she7821d59, 32'she61086bc, 32'she4a2eff6, 32'she3399167, 32'she1d4a2c8, 32'she0745b24, 32'shdf18f0ce, 32'shddc29958,
191 
               32'shdc71898d, 32'shdb25f566, 32'shd9e01006, 32'shd8a00bae, 32'shd76619b6, 32'shd6326a88, 32'shd5052d97, 32'shd3de9156,
192 
               32'shd2bec333, 32'shd1a5ef90, 32'shd09441bb, 32'shcf89e3e8, 32'shce86ff2a, 32'shcd8bbb6d, 32'shcc983f70, 32'shcbacb0bf,
193 
               32'shcac933ae, 32'shc9edeb50, 32'shc91af976, 32'shc8507ea7, 32'shc78e9a1d, 32'shc6d569be, 32'shc6250a18, 32'shc57d965d,
194 
               32'shc4df2862, 32'shc449d892, 32'shc3bdbdf6, 32'shc33aee27, 32'shc2c17d52, 32'shc2517e31, 32'shc1eb0209, 32'shc18e18a7,
195 
               32'shc13ad060, 32'shc0f1360b, 32'shc0b15502, 32'shc07b371e, 32'shc04ee4b8, 32'shc02c64a6, 32'shc013bc39, 32'shc004ef3f,
196 
               32'shc0000000, 32'shc004ef3f, 32'shc013bc39, 32'shc02c64a6, 32'shc04ee4b8, 32'shc07b371e, 32'shc0b15502, 32'shc0f1360b,
197 
               32'shc13ad060, 32'shc18e18a7, 32'shc1eb0209, 32'shc2517e31, 32'shc2c17d52, 32'shc33aee27, 32'shc3bdbdf6, 32'shc449d892,
198 
               32'shc4df2862, 32'shc57d965d, 32'shc6250a18, 32'shc6d569be, 32'shc78e9a1d, 32'shc8507ea7, 32'shc91af976, 32'shc9edeb50,
199 
               32'shcac933ae, 32'shcbacb0bf, 32'shcc983f70, 32'shcd8bbb6d, 32'shce86ff2a, 32'shcf89e3e8, 32'shd09441bb, 32'shd1a5ef90,
200 
               32'shd2bec333, 32'shd3de9156, 32'shd5052d97, 32'shd6326a88, 32'shd76619b6, 32'shd8a00bae, 32'shd9e01006, 32'shdb25f566,
201 
               32'shdc71898d, 32'shddc29958, 32'shdf18f0ce, 32'she0745b24, 32'she1d4a2c8, 32'she3399167, 32'she4a2eff6, 32'she61086bc,
202 
               32'she7821d59, 32'she8f77acf, 32'shea70658a, 32'shebeca36c, 32'shed6bf9d1, 32'sheeee2d9d, 32'shf0730342, 32'shf1fa3ecb,
203 
               32'shf383a3e2, 32'shf50ef5de, 32'shf69bf7c9, 32'shf82a6c6a, 32'shf9ba1651, 32'shfb4ab7db, 32'shfcdc1342, 32'shfe6deaa1
204 
            };
205 
 
206 
            reg signed [31:0] W_Re_reg, W_Im_reg;
207 
            always_ff @(posedge clk) begin
208 
               W_Re_reg <= W_Re_table[k];
209 
               W_Im_reg <= W_Im_table[k];
210 
            end
211 
 
212 
            round32 #(.WIDTH(W_WIDTH)) round_re(W_Re_reg, W_Re);
213 
            round32 #(.WIDTH(W_WIDTH)) round_im(W_Im_reg, W_Im);
214 
         end
215 
      else if (POW == 9)
216 
         begin
217 
 
218 
            reg signed [31:0] W_Re_table[256] = '{
219 
               32'sh40000000, 32'sh3ffec42d, 32'sh3ffb10c1, 32'sh3ff4e5e0, 32'sh3fec43c7, 32'sh3fe12acb, 32'sh3fd39b5a, 32'sh3fc395f9,
220 
               32'sh3fb11b48, 32'sh3f9c2bfb, 32'sh3f84c8e2, 32'sh3f6af2e3, 32'sh3f4eaafe, 32'sh3f2ff24a, 32'sh3f0ec9f5, 32'sh3eeb3347,
221 
               32'sh3ec52fa0, 32'sh3e9cc076, 32'sh3e71e759, 32'sh3e44a5ef, 32'sh3e14fdf7, 32'sh3de2f148, 32'sh3dae81cf, 32'sh3d77b192,
222 
               32'sh3d3e82ae, 32'sh3d02f757, 32'sh3cc511d9, 32'sh3c84d496, 32'sh3c42420a, 32'sh3bfd5cc4, 32'sh3bb6276e, 32'sh3b6ca4c4,
223 
               32'sh3b20d79e, 32'sh3ad2c2e8, 32'sh3a8269a3, 32'sh3a2fcee8, 32'sh39daf5e8, 32'sh3983e1e8, 32'sh392a9642, 32'sh38cf1669,
224 
               32'sh387165e3, 32'sh3811884d, 32'sh37af8159, 32'sh374b54ce, 32'sh36e5068a, 32'sh367c9a7e, 32'sh361214b0, 32'sh35a5793c,
225 
               32'sh3536cc52, 32'sh34c61236, 32'sh34534f41, 32'sh33de87de, 32'sh3367c090, 32'sh32eefdea, 32'sh32744493, 32'sh31f79948,
226 
               32'sh317900d6, 32'sh30f8801f, 32'sh30761c18, 32'sh2ff1d9c7, 32'sh2f6bbe45, 32'sh2ee3cebe, 32'sh2e5a1070, 32'sh2dce88aa,
227 
               32'sh2d413ccd, 32'sh2cb2324c, 32'sh2c216eaa, 32'sh2b8ef77d, 32'sh2afad269, 32'sh2a650525, 32'sh29cd9578, 32'sh29348937,
228 
               32'sh2899e64a, 32'sh27fdb2a7, 32'sh275ff452, 32'sh26c0b162, 32'sh261feffa, 32'sh257db64c, 32'sh24da0a9a, 32'sh2434f332,
229 
               32'sh238e7673, 32'sh22e69ac8, 32'sh223d66a8, 32'sh2192e09b, 32'sh20e70f32, 32'sh2039f90f, 32'sh1f8ba4dc, 32'sh1edc1953,
230 
               32'sh1e2b5d38, 32'sh1d79775c, 32'sh1cc66e99, 32'sh1c1249d8, 32'sh1b5d100a, 32'sh1aa6c82b, 32'sh19ef7944, 32'sh19372a64,
231 
               32'sh187de2a7, 32'sh17c3a931, 32'sh17088531, 32'sh164c7ddd, 32'sh158f9a76, 32'sh14d1e242, 32'sh14135c94, 32'sh135410c3,
232 
               32'sh1294062f, 32'sh11d3443f, 32'sh1111d263, 32'sh104fb80e, 32'sh0f8cfcbe, 32'sh0ec9a7f3, 32'sh0e05c135, 32'sh0d415013,
233 
               32'sh0c7c5c1e, 32'sh0bb6ecef, 32'sh0af10a22, 32'sh0a2abb59, 32'sh09640837, 32'sh089cf867, 32'sh07d59396, 32'sh070de172,
234 
               32'sh0645e9af, 32'sh057db403, 32'sh04b54825, 32'sh03ecadcf, 32'sh0323ecbe, 32'sh025b0caf, 32'sh0192155f, 32'sh00c90e90,
235 
               32'sh00000000, 32'shff36f170, 32'shfe6deaa1, 32'shfda4f351, 32'shfcdc1342, 32'shfc135231, 32'shfb4ab7db, 32'shfa824bfd,
236 
               32'shf9ba1651, 32'shf8f21e8e, 32'shf82a6c6a, 32'shf7630799, 32'shf69bf7c9, 32'shf5d544a7, 32'shf50ef5de, 32'shf4491311,
237 
               32'shf383a3e2, 32'shf2beafed, 32'shf1fa3ecb, 32'shf136580d, 32'shf0730342, 32'shefb047f2, 32'sheeee2d9d, 32'shee2cbbc1,
238 
               32'shed6bf9d1, 32'shecabef3d, 32'shebeca36c, 32'sheb2e1dbe, 32'shea70658a, 32'she9b38223, 32'she8f77acf, 32'she83c56cf,
239 
               32'she7821d59, 32'she6c8d59c, 32'she61086bc, 32'she55937d5, 32'she4a2eff6, 32'she3edb628, 32'she3399167, 32'she28688a4,
240 
               32'she1d4a2c8, 32'she123e6ad, 32'she0745b24, 32'shdfc606f1, 32'shdf18f0ce, 32'shde6d1f65, 32'shddc29958, 32'shdd196538,
241 
               32'shdc71898d, 32'shdbcb0cce, 32'shdb25f566, 32'shda8249b4, 32'shd9e01006, 32'shd93f4e9e, 32'shd8a00bae, 32'shd8024d59,
242 
               32'shd76619b6, 32'shd6cb76c9, 32'shd6326a88, 32'shd59afadb, 32'shd5052d97, 32'shd4710883, 32'shd3de9156, 32'shd34dcdb4,
243 
               32'shd2bec333, 32'shd2317756, 32'shd1a5ef90, 32'shd11c3142, 32'shd09441bb, 32'shd00e2639, 32'shcf89e3e8, 32'shcf077fe1,
244 
               32'shce86ff2a, 32'shce0866b8, 32'shcd8bbb6d, 32'shcd110216, 32'shcc983f70, 32'shcc217822, 32'shcbacb0bf, 32'shcb39edca,
245 
               32'shcac933ae, 32'shca5a86c4, 32'shc9edeb50, 32'shc9836582, 32'shc91af976, 32'shc8b4ab32, 32'shc8507ea7, 32'shc7ee77b3,
246 
               32'shc78e9a1d, 32'shc730e997, 32'shc6d569be, 32'shc67c1e18, 32'shc6250a18, 32'shc5d03118, 32'shc57d965d, 32'shc52d3d18,
247 
               32'shc4df2862, 32'shc4935b3c, 32'shc449d892, 32'shc402a33c, 32'shc3bdbdf6, 32'shc37b2b6a, 32'shc33aee27, 32'shc2fd08a9,
248 
               32'shc2c17d52, 32'shc2884e6e, 32'shc2517e31, 32'shc21d0eb8, 32'shc1eb0209, 32'shc1bb5a11, 32'shc18e18a7, 32'shc1633f8a,
249 
               32'shc13ad060, 32'shc114ccb9, 32'shc0f1360b, 32'shc0d00db6, 32'shc0b15502, 32'shc0950d1d, 32'shc07b371e, 32'shc063d405,
250 
               32'shc04ee4b8, 32'shc03c6a07, 32'shc02c64a6, 32'shc01ed535, 32'shc013bc39, 32'shc00b1a20, 32'shc004ef3f, 32'shc0013bd3
251 
            };
252 
 
253 
            reg signed [31:0] W_Im_table[256] = '{
254 
               32'sh00000000, 32'shff36f170, 32'shfe6deaa1, 32'shfda4f351, 32'shfcdc1342, 32'shfc135231, 32'shfb4ab7db, 32'shfa824bfd,
255 
               32'shf9ba1651, 32'shf8f21e8e, 32'shf82a6c6a, 32'shf7630799, 32'shf69bf7c9, 32'shf5d544a7, 32'shf50ef5de, 32'shf4491311,
256 
               32'shf383a3e2, 32'shf2beafed, 32'shf1fa3ecb, 32'shf136580d, 32'shf0730342, 32'shefb047f2, 32'sheeee2d9d, 32'shee2cbbc1,
257 
               32'shed6bf9d1, 32'shecabef3d, 32'shebeca36c, 32'sheb2e1dbe, 32'shea70658a, 32'she9b38223, 32'she8f77acf, 32'she83c56cf,
258 
               32'she7821d59, 32'she6c8d59c, 32'she61086bc, 32'she55937d5, 32'she4a2eff6, 32'she3edb628, 32'she3399167, 32'she28688a4,
259 
               32'she1d4a2c8, 32'she123e6ad, 32'she0745b24, 32'shdfc606f1, 32'shdf18f0ce, 32'shde6d1f65, 32'shddc29958, 32'shdd196538,
260 
               32'shdc71898d, 32'shdbcb0cce, 32'shdb25f566, 32'shda8249b4, 32'shd9e01006, 32'shd93f4e9e, 32'shd8a00bae, 32'shd8024d59,
261 
               32'shd76619b6, 32'shd6cb76c9, 32'shd6326a88, 32'shd59afadb, 32'shd5052d97, 32'shd4710883, 32'shd3de9156, 32'shd34dcdb4,
262 
               32'shd2bec333, 32'shd2317756, 32'shd1a5ef90, 32'shd11c3142, 32'shd09441bb, 32'shd00e2639, 32'shcf89e3e8, 32'shcf077fe1,
263 
               32'shce86ff2a, 32'shce0866b8, 32'shcd8bbb6d, 32'shcd110216, 32'shcc983f70, 32'shcc217822, 32'shcbacb0bf, 32'shcb39edca,
264 
               32'shcac933ae, 32'shca5a86c4, 32'shc9edeb50, 32'shc9836582, 32'shc91af976, 32'shc8b4ab32, 32'shc8507ea7, 32'shc7ee77b3,
265 
               32'shc78e9a1d, 32'shc730e997, 32'shc6d569be, 32'shc67c1e18, 32'shc6250a18, 32'shc5d03118, 32'shc57d965d, 32'shc52d3d18,
266 
               32'shc4df2862, 32'shc4935b3c, 32'shc449d892, 32'shc402a33c, 32'shc3bdbdf6, 32'shc37b2b6a, 32'shc33aee27, 32'shc2fd08a9,
267 
               32'shc2c17d52, 32'shc2884e6e, 32'shc2517e31, 32'shc21d0eb8, 32'shc1eb0209, 32'shc1bb5a11, 32'shc18e18a7, 32'shc1633f8a,
268 
               32'shc13ad060, 32'shc114ccb9, 32'shc0f1360b, 32'shc0d00db6, 32'shc0b15502, 32'shc0950d1d, 32'shc07b371e, 32'shc063d405,
269 
               32'shc04ee4b8, 32'shc03c6a07, 32'shc02c64a6, 32'shc01ed535, 32'shc013bc39, 32'shc00b1a20, 32'shc004ef3f, 32'shc0013bd3,
270 
               32'shc0000000, 32'shc0013bd3, 32'shc004ef3f, 32'shc00b1a20, 32'shc013bc39, 32'shc01ed535, 32'shc02c64a6, 32'shc03c6a07,
271 
               32'shc04ee4b8, 32'shc063d405, 32'shc07b371e, 32'shc0950d1d, 32'shc0b15502, 32'shc0d00db6, 32'shc0f1360b, 32'shc114ccb9,
272 
               32'shc13ad060, 32'shc1633f8a, 32'shc18e18a7, 32'shc1bb5a11, 32'shc1eb0209, 32'shc21d0eb8, 32'shc2517e31, 32'shc2884e6e,
273 
               32'shc2c17d52, 32'shc2fd08a9, 32'shc33aee27, 32'shc37b2b6a, 32'shc3bdbdf6, 32'shc402a33c, 32'shc449d892, 32'shc4935b3c,
274 
               32'shc4df2862, 32'shc52d3d18, 32'shc57d965d, 32'shc5d03118, 32'shc6250a18, 32'shc67c1e18, 32'shc6d569be, 32'shc730e997,
275 
               32'shc78e9a1d, 32'shc7ee77b3, 32'shc8507ea7, 32'shc8b4ab32, 32'shc91af976, 32'shc9836582, 32'shc9edeb50, 32'shca5a86c4,
276 
               32'shcac933ae, 32'shcb39edca, 32'shcbacb0bf, 32'shcc217822, 32'shcc983f70, 32'shcd110216, 32'shcd8bbb6d, 32'shce0866b8,
277 
               32'shce86ff2a, 32'shcf077fe1, 32'shcf89e3e8, 32'shd00e2639, 32'shd09441bb, 32'shd11c3142, 32'shd1a5ef90, 32'shd2317756,
278 
               32'shd2bec333, 32'shd34dcdb4, 32'shd3de9156, 32'shd4710883, 32'shd5052d97, 32'shd59afadb, 32'shd6326a88, 32'shd6cb76c9,
279 
               32'shd76619b6, 32'shd8024d59, 32'shd8a00bae, 32'shd93f4e9e, 32'shd9e01006, 32'shda8249b4, 32'shdb25f566, 32'shdbcb0cce,
280 
               32'shdc71898d, 32'shdd196538, 32'shddc29958, 32'shde6d1f65, 32'shdf18f0ce, 32'shdfc606f1, 32'she0745b24, 32'she123e6ad,
281 
               32'she1d4a2c8, 32'she28688a4, 32'she3399167, 32'she3edb628, 32'she4a2eff6, 32'she55937d5, 32'she61086bc, 32'she6c8d59c,
282 
               32'she7821d59, 32'she83c56cf, 32'she8f77acf, 32'she9b38223, 32'shea70658a, 32'sheb2e1dbe, 32'shebeca36c, 32'shecabef3d,
283 
               32'shed6bf9d1, 32'shee2cbbc1, 32'sheeee2d9d, 32'shefb047f2, 32'shf0730342, 32'shf136580d, 32'shf1fa3ecb, 32'shf2beafed,
284 
               32'shf383a3e2, 32'shf4491311, 32'shf50ef5de, 32'shf5d544a7, 32'shf69bf7c9, 32'shf7630799, 32'shf82a6c6a, 32'shf8f21e8e,
285 
               32'shf9ba1651, 32'shfa824bfd, 32'shfb4ab7db, 32'shfc135231, 32'shfcdc1342, 32'shfda4f351, 32'shfe6deaa1, 32'shff36f170
286 
            };
287 
 
288 
            reg signed [31:0] W_Re_reg, W_Im_reg;
289 
            always_ff @(posedge clk) begin
290 
               W_Re_reg <= W_Re_table[k];
291 
               W_Im_reg <= W_Im_table[k];
292 
            end
293 
 
294 
            round32 #(.WIDTH(W_WIDTH)) round_re(W_Re_reg, W_Re);
295 
            round32 #(.WIDTH(W_WIDTH)) round_im(W_Im_reg, W_Im);
296 
         end
297 
      else if (POW == 10)
298 
         begin
299 
 
300 
            reg signed [31:0] W_Re_table[512] = '{
301 
               32'sh40000000, 32'sh3fffb10b, 32'sh3ffec42d, 32'sh3ffd3969, 32'sh3ffb10c1, 32'sh3ff84a3c, 32'sh3ff4e5e0, 32'sh3ff0e3b6,
302 
               32'sh3fec43c7, 32'sh3fe7061f, 32'sh3fe12acb, 32'sh3fdab1d9, 32'sh3fd39b5a, 32'sh3fcbe75e, 32'sh3fc395f9, 32'sh3fbaa740,
303 
               32'sh3fb11b48, 32'sh3fa6f228, 32'sh3f9c2bfb, 32'sh3f90c8da, 32'sh3f84c8e2, 32'sh3f782c30, 32'sh3f6af2e3, 32'sh3f5d1d1d,
304 
               32'sh3f4eaafe, 32'sh3f3f9cab, 32'sh3f2ff24a, 32'sh3f1fabff, 32'sh3f0ec9f5, 32'sh3efd4c54, 32'sh3eeb3347, 32'sh3ed87efc,
305 
               32'sh3ec52fa0, 32'sh3eb14563, 32'sh3e9cc076, 32'sh3e87a10c, 32'sh3e71e759, 32'sh3e5b9392, 32'sh3e44a5ef, 32'sh3e2d1ea8,
306 
               32'sh3e14fdf7, 32'sh3dfc4418, 32'sh3de2f148, 32'sh3dc905c5, 32'sh3dae81cf, 32'sh3d9365a8, 32'sh3d77b192, 32'sh3d5b65d2,
307 
               32'sh3d3e82ae, 32'sh3d21086c, 32'sh3d02f757, 32'sh3ce44fb7, 32'sh3cc511d9, 32'sh3ca53e09, 32'sh3c84d496, 32'sh3c63d5d1,
308 
               32'sh3c42420a, 32'sh3c201994, 32'sh3bfd5cc4, 32'sh3bda0bf0, 32'sh3bb6276e, 32'sh3b91af97, 32'sh3b6ca4c4, 32'sh3b470753,
309 
               32'sh3b20d79e, 32'sh3afa1605, 32'sh3ad2c2e8, 32'sh3aaadea6, 32'sh3a8269a3, 32'sh3a596442, 32'sh3a2fcee8, 32'sh3a05a9fd,
310 
               32'sh39daf5e8, 32'sh39afb313, 32'sh3983e1e8, 32'sh395782d3, 32'sh392a9642, 32'sh38fd1ca4, 32'sh38cf1669, 32'sh38a08402,
311 
               32'sh387165e3, 32'sh3841bc7f, 32'sh3811884d, 32'sh37e0c9c3, 32'sh37af8159, 32'sh377daf89, 32'sh374b54ce, 32'sh371871a5,
312 
               32'sh36e5068a, 32'sh36b113fd, 32'sh367c9a7e, 32'sh36479a8e, 32'sh361214b0, 32'sh35dc0968, 32'sh35a5793c, 32'sh356e64b2,
313 
               32'sh3536cc52, 32'sh34feb0a5, 32'sh34c61236, 32'sh348cf190, 32'sh34534f41, 32'sh34192bd5, 32'sh33de87de, 32'sh33a363ec,
314 
               32'sh3367c090, 32'sh332b9e5e, 32'sh32eefdea, 32'sh32b1dfc9, 32'sh32744493, 32'sh32362ce0, 32'sh31f79948, 32'sh31b88a66,
315 
               32'sh317900d6, 32'sh3138fd35, 32'sh30f8801f, 32'sh30b78a36, 32'sh30761c18, 32'sh30343667, 32'sh2ff1d9c7, 32'sh2faf06da,
316 
               32'sh2f6bbe45, 32'sh2f2800af, 32'sh2ee3cebe, 32'sh2e9f291b, 32'sh2e5a1070, 32'sh2e148566, 32'sh2dce88aa, 32'sh2d881ae8,
317 
               32'sh2d413ccd, 32'sh2cf9ef09, 32'sh2cb2324c, 32'sh2c6a0746, 32'sh2c216eaa, 32'sh2bd8692b, 32'sh2b8ef77d, 32'sh2b451a55,
318 
               32'sh2afad269, 32'sh2ab02071, 32'sh2a650525, 32'sh2a19813f, 32'sh29cd9578, 32'sh2981428c, 32'sh29348937, 32'sh28e76a37,
319 
               32'sh2899e64a, 32'sh284bfe2f, 32'sh27fdb2a7, 32'sh27af0472, 32'sh275ff452, 32'sh2710830c, 32'sh26c0b162, 32'sh2670801a,
320 
               32'sh261feffa, 32'sh25cf01c8, 32'sh257db64c, 32'sh252c0e4f, 32'sh24da0a9a, 32'sh2487abf7, 32'sh2434f332, 32'sh23e1e117,
321 
               32'sh238e7673, 32'sh233ab414, 32'sh22e69ac8, 32'sh22922b5e, 32'sh223d66a8, 32'sh21e84d76, 32'sh2192e09b, 32'sh213d20e8,
322 
               32'sh20e70f32, 32'sh2090ac4d, 32'sh2039f90f, 32'sh1fe2f64c, 32'sh1f8ba4dc, 32'sh1f340596, 32'sh1edc1953, 32'sh1e83e0eb,
323 
               32'sh1e2b5d38, 32'sh1dd28f15, 32'sh1d79775c, 32'sh1d2016e9, 32'sh1cc66e99, 32'sh1c6c7f4a, 32'sh1c1249d8, 32'sh1bb7cf23,
324 
               32'sh1b5d100a, 32'sh1b020d6c, 32'sh1aa6c82b, 32'sh1a4b4128, 32'sh19ef7944, 32'sh19937161, 32'sh19372a64, 32'sh18daa52f,
325 
               32'sh187de2a7, 32'sh1820e3b0, 32'sh17c3a931, 32'sh1766340f, 32'sh17088531, 32'sh16aa9d7e, 32'sh164c7ddd, 32'sh15ee2738,
326 
               32'sh158f9a76, 32'sh1530d881, 32'sh14d1e242, 32'sh1472b8a5, 32'sh14135c94, 32'sh13b3cefa, 32'sh135410c3, 32'sh12f422db,
327 
               32'sh1294062f, 32'sh1233bbac, 32'sh11d3443f, 32'sh1172a0d7, 32'sh1111d263, 32'sh10b0d9d0, 32'sh104fb80e, 32'sh0fee6e0d,
328 
               32'sh0f8cfcbe, 32'sh0f2b650f, 32'sh0ec9a7f3, 32'sh0e67c65a, 32'sh0e05c135, 32'sh0da39978, 32'sh0d415013, 32'sh0cdee5f9,
329 
               32'sh0c7c5c1e, 32'sh0c19b374, 32'sh0bb6ecef, 32'sh0b540982, 32'sh0af10a22, 32'sh0a8defc3, 32'sh0a2abb59, 32'sh09c76dd8,
330 
               32'sh09640837, 32'sh09008b6a, 32'sh089cf867, 32'sh08395024, 32'sh07d59396, 32'sh0771c3b3, 32'sh070de172, 32'sh06a9edc9,
331 
               32'sh0645e9af, 32'sh05e1d61b, 32'sh057db403, 32'sh0519845e, 32'sh04b54825, 32'sh0451004d, 32'sh03ecadcf, 32'sh038851a2,
332 
               32'sh0323ecbe, 32'sh02bf801a, 32'sh025b0caf, 32'sh01f69373, 32'sh0192155f, 32'sh012d936c, 32'sh00c90e90, 32'sh006487c4,
333 
               32'sh00000000, 32'shff9b783c, 32'shff36f170, 32'shfed26c94, 32'shfe6deaa1, 32'shfe096c8d, 32'shfda4f351, 32'shfd407fe6,
334 
               32'shfcdc1342, 32'shfc77ae5e, 32'shfc135231, 32'shfbaeffb3, 32'shfb4ab7db, 32'shfae67ba2, 32'shfa824bfd, 32'shfa1e29e5,
335 
               32'shf9ba1651, 32'shf9561237, 32'shf8f21e8e, 32'shf88e3c4d, 32'shf82a6c6a, 32'shf7c6afdc, 32'shf7630799, 32'shf6ff7496,
336 
               32'shf69bf7c9, 32'shf6389228, 32'shf5d544a7, 32'shf572103d, 32'shf50ef5de, 32'shf4abf67e, 32'shf4491311, 32'shf3e64c8c,
337 
               32'shf383a3e2, 32'shf3211a07, 32'shf2beafed, 32'shf25c6688, 32'shf1fa3ecb, 32'shf19839a6, 32'shf136580d, 32'shf0d49af1,
338 
               32'shf0730342, 32'shf01191f3, 32'shefb047f2, 32'shef4f2630, 32'sheeee2d9d, 32'shee8d5f29, 32'shee2cbbc1, 32'shedcc4454,
339 
               32'shed6bf9d1, 32'shed0bdd25, 32'shecabef3d, 32'shec4c3106, 32'shebeca36c, 32'sheb8d475b, 32'sheb2e1dbe, 32'sheacf277f,
340 
               32'shea70658a, 32'shea11d8c8, 32'she9b38223, 32'she9556282, 32'she8f77acf, 32'she899cbf1, 32'she83c56cf, 32'she7df1c50,
341 
               32'she7821d59, 32'she7255ad1, 32'she6c8d59c, 32'she66c8e9f, 32'she61086bc, 32'she5b4bed8, 32'she55937d5, 32'she4fdf294,
342 
               32'she4a2eff6, 32'she44830dd, 32'she3edb628, 32'she39380b6, 32'she3399167, 32'she2dfe917, 32'she28688a4, 32'she22d70eb,
343 
               32'she1d4a2c8, 32'she17c1f15, 32'she123e6ad, 32'she0cbfa6a, 32'she0745b24, 32'she01d09b4, 32'shdfc606f1, 32'shdf6f53b3,
344 
               32'shdf18f0ce, 32'shdec2df18, 32'shde6d1f65, 32'shde17b28a, 32'shddc29958, 32'shdd6dd4a2, 32'shdd196538, 32'shdcc54bec,
345 
               32'shdc71898d, 32'shdc1e1ee9, 32'shdbcb0cce, 32'shdb785409, 32'shdb25f566, 32'shdad3f1b1, 32'shda8249b4, 32'shda30fe38,
346 
               32'shd9e01006, 32'shd98f7fe6, 32'shd93f4e9e, 32'shd8ef7cf4, 32'shd8a00bae, 32'shd850fb8e, 32'shd8024d59, 32'shd7b401d1,
347 
               32'shd76619b6, 32'shd71895c9, 32'shd6cb76c9, 32'shd67ebd74, 32'shd6326a88, 32'shd5e67ec1, 32'shd59afadb, 32'shd54fdf8f,
348 
               32'shd5052d97, 32'shd4bae5ab, 32'shd4710883, 32'shd42796d5, 32'shd3de9156, 32'shd395f8ba, 32'shd34dcdb4, 32'shd30610f7,
349 
               32'shd2bec333, 32'shd277e518, 32'shd2317756, 32'shd1eb7a9a, 32'shd1a5ef90, 32'shd160d6e5, 32'shd11c3142, 32'shd0d7ff51,
350 
               32'shd09441bb, 32'shd050f926, 32'shd00e2639, 32'shcfcbc999, 32'shcf89e3e8, 32'shcf4875ca, 32'shcf077fe1, 32'shcec702cb,
351 
               32'shce86ff2a, 32'shce47759a, 32'shce0866b8, 32'shcdc9d320, 32'shcd8bbb6d, 32'shcd4e2037, 32'shcd110216, 32'shccd461a2,
352 
               32'shcc983f70, 32'shcc5c9c14, 32'shcc217822, 32'shcbe6d42b, 32'shcbacb0bf, 32'shcb730e70, 32'shcb39edca, 32'shcb014f5b,
353 
               32'shcac933ae, 32'shca919b4e, 32'shca5a86c4, 32'shca23f698, 32'shc9edeb50, 32'shc9b86572, 32'shc9836582, 32'shc94eec03,
354 
               32'shc91af976, 32'shc8e78e5b, 32'shc8b4ab32, 32'shc8825077, 32'shc8507ea7, 32'shc81f363d, 32'shc7ee77b3, 32'shc7be4381,
355 
               32'shc78e9a1d, 32'shc75f7bfe, 32'shc730e997, 32'shc702e35c, 32'shc6d569be, 32'shc6a87d2d, 32'shc67c1e18, 32'shc6504ced,
356 
               32'shc6250a18, 32'shc5fa5603, 32'shc5d03118, 32'shc5a69bbe, 32'shc57d965d, 32'shc555215a, 32'shc52d3d18, 32'shc505e9fb,
357 
               32'shc4df2862, 32'shc4b8f8ad, 32'shc4935b3c, 32'shc46e5069, 32'shc449d892, 32'shc425f410, 32'shc402a33c, 32'shc3dfe66c,
358 
               32'shc3bdbdf6, 32'shc39c2a2f, 32'shc37b2b6a, 32'shc35ac1f7, 32'shc33aee27, 32'shc31bb049, 32'shc2fd08a9, 32'shc2def794,
359 
               32'shc2c17d52, 32'shc2a49a2e, 32'shc2884e6e, 32'shc26c9a58, 32'shc2517e31, 32'shc236fa3b, 32'shc21d0eb8, 32'shc203bbe8,
360 
               32'shc1eb0209, 32'shc1d2e158, 32'shc1bb5a11, 32'shc1a46c6e, 32'shc18e18a7, 32'shc1785ef4, 32'shc1633f8a, 32'shc14eba9d,
361 
               32'shc13ad060, 32'shc1278104, 32'shc114ccb9, 32'shc102b3ac, 32'shc0f1360b, 32'shc0e05401, 32'shc0d00db6, 32'shc0c06355,
362 
               32'shc0b15502, 32'shc0a2e2e3, 32'shc0950d1d, 32'shc087d3d0, 32'shc07b371e, 32'shc06f3726, 32'shc063d405, 32'shc0590dd8,
363 
               32'shc04ee4b8, 32'shc04558c0, 32'shc03c6a07, 32'shc03418a2, 32'shc02c64a6, 32'shc0254e27, 32'shc01ed535, 32'shc018f9e1,
364 
               32'shc013bc39, 32'shc00f1c4a, 32'shc00b1a20, 32'shc007b5c4, 32'shc004ef3f, 32'shc002c697, 32'shc0013bd3, 32'shc0004ef5
365 
            };
366 
 
367 
            reg signed [31:0] W_Im_table[512] = '{
368 
               32'sh00000000, 32'shff9b783c, 32'shff36f170, 32'shfed26c94, 32'shfe6deaa1, 32'shfe096c8d, 32'shfda4f351, 32'shfd407fe6,
369 
               32'shfcdc1342, 32'shfc77ae5e, 32'shfc135231, 32'shfbaeffb3, 32'shfb4ab7db, 32'shfae67ba2, 32'shfa824bfd, 32'shfa1e29e5,
370 
               32'shf9ba1651, 32'shf9561237, 32'shf8f21e8e, 32'shf88e3c4d, 32'shf82a6c6a, 32'shf7c6afdc, 32'shf7630799, 32'shf6ff7496,
371 
               32'shf69bf7c9, 32'shf6389228, 32'shf5d544a7, 32'shf572103d, 32'shf50ef5de, 32'shf4abf67e, 32'shf4491311, 32'shf3e64c8c,
372 
               32'shf383a3e2, 32'shf3211a07, 32'shf2beafed, 32'shf25c6688, 32'shf1fa3ecb, 32'shf19839a6, 32'shf136580d, 32'shf0d49af1,
373 
               32'shf0730342, 32'shf01191f3, 32'shefb047f2, 32'shef4f2630, 32'sheeee2d9d, 32'shee8d5f29, 32'shee2cbbc1, 32'shedcc4454,
374 
               32'shed6bf9d1, 32'shed0bdd25, 32'shecabef3d, 32'shec4c3106, 32'shebeca36c, 32'sheb8d475b, 32'sheb2e1dbe, 32'sheacf277f,
375 
               32'shea70658a, 32'shea11d8c8, 32'she9b38223, 32'she9556282, 32'she8f77acf, 32'she899cbf1, 32'she83c56cf, 32'she7df1c50,
376 
               32'she7821d59, 32'she7255ad1, 32'she6c8d59c, 32'she66c8e9f, 32'she61086bc, 32'she5b4bed8, 32'she55937d5, 32'she4fdf294,
377 
               32'she4a2eff6, 32'she44830dd, 32'she3edb628, 32'she39380b6, 32'she3399167, 32'she2dfe917, 32'she28688a4, 32'she22d70eb,
378 
               32'she1d4a2c8, 32'she17c1f15, 32'she123e6ad, 32'she0cbfa6a, 32'she0745b24, 32'she01d09b4, 32'shdfc606f1, 32'shdf6f53b3,
379 
               32'shdf18f0ce, 32'shdec2df18, 32'shde6d1f65, 32'shde17b28a, 32'shddc29958, 32'shdd6dd4a2, 32'shdd196538, 32'shdcc54bec,
380 
               32'shdc71898d, 32'shdc1e1ee9, 32'shdbcb0cce, 32'shdb785409, 32'shdb25f566, 32'shdad3f1b1, 32'shda8249b4, 32'shda30fe38,
381 
               32'shd9e01006, 32'shd98f7fe6, 32'shd93f4e9e, 32'shd8ef7cf4, 32'shd8a00bae, 32'shd850fb8e, 32'shd8024d59, 32'shd7b401d1,
382 
               32'shd76619b6, 32'shd71895c9, 32'shd6cb76c9, 32'shd67ebd74, 32'shd6326a88, 32'shd5e67ec1, 32'shd59afadb, 32'shd54fdf8f,
383 
               32'shd5052d97, 32'shd4bae5ab, 32'shd4710883, 32'shd42796d5, 32'shd3de9156, 32'shd395f8ba, 32'shd34dcdb4, 32'shd30610f7,
384 
               32'shd2bec333, 32'shd277e518, 32'shd2317756, 32'shd1eb7a9a, 32'shd1a5ef90, 32'shd160d6e5, 32'shd11c3142, 32'shd0d7ff51,
385 
               32'shd09441bb, 32'shd050f926, 32'shd00e2639, 32'shcfcbc999, 32'shcf89e3e8, 32'shcf4875ca, 32'shcf077fe1, 32'shcec702cb,
386 
               32'shce86ff2a, 32'shce47759a, 32'shce0866b8, 32'shcdc9d320, 32'shcd8bbb6d, 32'shcd4e2037, 32'shcd110216, 32'shccd461a2,
387 
               32'shcc983f70, 32'shcc5c9c14, 32'shcc217822, 32'shcbe6d42b, 32'shcbacb0bf, 32'shcb730e70, 32'shcb39edca, 32'shcb014f5b,
388 
               32'shcac933ae, 32'shca919b4e, 32'shca5a86c4, 32'shca23f698, 32'shc9edeb50, 32'shc9b86572, 32'shc9836582, 32'shc94eec03,
389 
               32'shc91af976, 32'shc8e78e5b, 32'shc8b4ab32, 32'shc8825077, 32'shc8507ea7, 32'shc81f363d, 32'shc7ee77b3, 32'shc7be4381,
390 
               32'shc78e9a1d, 32'shc75f7bfe, 32'shc730e997, 32'shc702e35c, 32'shc6d569be, 32'shc6a87d2d, 32'shc67c1e18, 32'shc6504ced,
391 
               32'shc6250a18, 32'shc5fa5603, 32'shc5d03118, 32'shc5a69bbe, 32'shc57d965d, 32'shc555215a, 32'shc52d3d18, 32'shc505e9fb,
392 
               32'shc4df2862, 32'shc4b8f8ad, 32'shc4935b3c, 32'shc46e5069, 32'shc449d892, 32'shc425f410, 32'shc402a33c, 32'shc3dfe66c,
393 
               32'shc3bdbdf6, 32'shc39c2a2f, 32'shc37b2b6a, 32'shc35ac1f7, 32'shc33aee27, 32'shc31bb049, 32'shc2fd08a9, 32'shc2def794,
394 
               32'shc2c17d52, 32'shc2a49a2e, 32'shc2884e6e, 32'shc26c9a58, 32'shc2517e31, 32'shc236fa3b, 32'shc21d0eb8, 32'shc203bbe8,
395 
               32'shc1eb0209, 32'shc1d2e158, 32'shc1bb5a11, 32'shc1a46c6e, 32'shc18e18a7, 32'shc1785ef4, 32'shc1633f8a, 32'shc14eba9d,
396 
               32'shc13ad060, 32'shc1278104, 32'shc114ccb9, 32'shc102b3ac, 32'shc0f1360b, 32'shc0e05401, 32'shc0d00db6, 32'shc0c06355,
397 
               32'shc0b15502, 32'shc0a2e2e3, 32'shc0950d1d, 32'shc087d3d0, 32'shc07b371e, 32'shc06f3726, 32'shc063d405, 32'shc0590dd8,
398 
               32'shc04ee4b8, 32'shc04558c0, 32'shc03c6a07, 32'shc03418a2, 32'shc02c64a6, 32'shc0254e27, 32'shc01ed535, 32'shc018f9e1,
399 
               32'shc013bc39, 32'shc00f1c4a, 32'shc00b1a20, 32'shc007b5c4, 32'shc004ef3f, 32'shc002c697, 32'shc0013bd3, 32'shc0004ef5,
400 
               32'shc0000000, 32'shc0004ef5, 32'shc0013bd3, 32'shc002c697, 32'shc004ef3f, 32'shc007b5c4, 32'shc00b1a20, 32'shc00f1c4a,
401 
               32'shc013bc39, 32'shc018f9e1, 32'shc01ed535, 32'shc0254e27, 32'shc02c64a6, 32'shc03418a2, 32'shc03c6a07, 32'shc04558c0,
402 
               32'shc04ee4b8, 32'shc0590dd8, 32'shc063d405, 32'shc06f3726, 32'shc07b371e, 32'shc087d3d0, 32'shc0950d1d, 32'shc0a2e2e3,
403 
               32'shc0b15502, 32'shc0c06355, 32'shc0d00db6, 32'shc0e05401, 32'shc0f1360b, 32'shc102b3ac, 32'shc114ccb9, 32'shc1278104,
404 
               32'shc13ad060, 32'shc14eba9d, 32'shc1633f8a, 32'shc1785ef4, 32'shc18e18a7, 32'shc1a46c6e, 32'shc1bb5a11, 32'shc1d2e158,
405 
               32'shc1eb0209, 32'shc203bbe8, 32'shc21d0eb8, 32'shc236fa3b, 32'shc2517e31, 32'shc26c9a58, 32'shc2884e6e, 32'shc2a49a2e,
406 
               32'shc2c17d52, 32'shc2def794, 32'shc2fd08a9, 32'shc31bb049, 32'shc33aee27, 32'shc35ac1f7, 32'shc37b2b6a, 32'shc39c2a2f,
407 
               32'shc3bdbdf6, 32'shc3dfe66c, 32'shc402a33c, 32'shc425f410, 32'shc449d892, 32'shc46e5069, 32'shc4935b3c, 32'shc4b8f8ad,
408 
               32'shc4df2862, 32'shc505e9fb, 32'shc52d3d18, 32'shc555215a, 32'shc57d965d, 32'shc5a69bbe, 32'shc5d03118, 32'shc5fa5603,
409 
               32'shc6250a18, 32'shc6504ced, 32'shc67c1e18, 32'shc6a87d2d, 32'shc6d569be, 32'shc702e35c, 32'shc730e997, 32'shc75f7bfe,
410 
               32'shc78e9a1d, 32'shc7be4381, 32'shc7ee77b3, 32'shc81f363d, 32'shc8507ea7, 32'shc8825077, 32'shc8b4ab32, 32'shc8e78e5b,
411 
               32'shc91af976, 32'shc94eec03, 32'shc9836582, 32'shc9b86572, 32'shc9edeb50, 32'shca23f698, 32'shca5a86c4, 32'shca919b4e,
412 
               32'shcac933ae, 32'shcb014f5b, 32'shcb39edca, 32'shcb730e70, 32'shcbacb0bf, 32'shcbe6d42b, 32'shcc217822, 32'shcc5c9c14,
413 
               32'shcc983f70, 32'shccd461a2, 32'shcd110216, 32'shcd4e2037, 32'shcd8bbb6d, 32'shcdc9d320, 32'shce0866b8, 32'shce47759a,
414 
               32'shce86ff2a, 32'shcec702cb, 32'shcf077fe1, 32'shcf4875ca, 32'shcf89e3e8, 32'shcfcbc999, 32'shd00e2639, 32'shd050f926,
415 
               32'shd09441bb, 32'shd0d7ff51, 32'shd11c3142, 32'shd160d6e5, 32'shd1a5ef90, 32'shd1eb7a9a, 32'shd2317756, 32'shd277e518,
416 
               32'shd2bec333, 32'shd30610f7, 32'shd34dcdb4, 32'shd395f8ba, 32'shd3de9156, 32'shd42796d5, 32'shd4710883, 32'shd4bae5ab,
417 
               32'shd5052d97, 32'shd54fdf8f, 32'shd59afadb, 32'shd5e67ec1, 32'shd6326a88, 32'shd67ebd74, 32'shd6cb76c9, 32'shd71895c9,
418 
               32'shd76619b6, 32'shd7b401d1, 32'shd8024d59, 32'shd850fb8e, 32'shd8a00bae, 32'shd8ef7cf4, 32'shd93f4e9e, 32'shd98f7fe6,
419 
               32'shd9e01006, 32'shda30fe38, 32'shda8249b4, 32'shdad3f1b1, 32'shdb25f566, 32'shdb785409, 32'shdbcb0cce, 32'shdc1e1ee9,
420 
               32'shdc71898d, 32'shdcc54bec, 32'shdd196538, 32'shdd6dd4a2, 32'shddc29958, 32'shde17b28a, 32'shde6d1f65, 32'shdec2df18,
421 
               32'shdf18f0ce, 32'shdf6f53b3, 32'shdfc606f1, 32'she01d09b4, 32'she0745b24, 32'she0cbfa6a, 32'she123e6ad, 32'she17c1f15,
422 
               32'she1d4a2c8, 32'she22d70eb, 32'she28688a4, 32'she2dfe917, 32'she3399167, 32'she39380b6, 32'she3edb628, 32'she44830dd,
423 
               32'she4a2eff6, 32'she4fdf294, 32'she55937d5, 32'she5b4bed8, 32'she61086bc, 32'she66c8e9f, 32'she6c8d59c, 32'she7255ad1,
424 
               32'she7821d59, 32'she7df1c50, 32'she83c56cf, 32'she899cbf1, 32'she8f77acf, 32'she9556282, 32'she9b38223, 32'shea11d8c8,
425 
               32'shea70658a, 32'sheacf277f, 32'sheb2e1dbe, 32'sheb8d475b, 32'shebeca36c, 32'shec4c3106, 32'shecabef3d, 32'shed0bdd25,
426 
               32'shed6bf9d1, 32'shedcc4454, 32'shee2cbbc1, 32'shee8d5f29, 32'sheeee2d9d, 32'shef4f2630, 32'shefb047f2, 32'shf01191f3,
427 
               32'shf0730342, 32'shf0d49af1, 32'shf136580d, 32'shf19839a6, 32'shf1fa3ecb, 32'shf25c6688, 32'shf2beafed, 32'shf3211a07,
428 
               32'shf383a3e2, 32'shf3e64c8c, 32'shf4491311, 32'shf4abf67e, 32'shf50ef5de, 32'shf572103d, 32'shf5d544a7, 32'shf6389228,
429 
               32'shf69bf7c9, 32'shf6ff7496, 32'shf7630799, 32'shf7c6afdc, 32'shf82a6c6a, 32'shf88e3c4d, 32'shf8f21e8e, 32'shf9561237,
430 
               32'shf9ba1651, 32'shfa1e29e5, 32'shfa824bfd, 32'shfae67ba2, 32'shfb4ab7db, 32'shfbaeffb3, 32'shfc135231, 32'shfc77ae5e,
431 
               32'shfcdc1342, 32'shfd407fe6, 32'shfda4f351, 32'shfe096c8d, 32'shfe6deaa1, 32'shfed26c94, 32'shff36f170, 32'shff9b783c
432 
            };
433 
 
434 
            reg signed [31:0] W_Re_reg, W_Im_reg;
435 
            always_ff @(posedge clk) begin
436 
               W_Re_reg <= W_Re_table[k];
437 
               W_Im_reg <= W_Im_table[k];
438 
            end
439 
 
440 
            round32 #(.WIDTH(W_WIDTH)) round_re(W_Re_reg, W_Re);
441 
            round32 #(.WIDTH(W_WIDTH)) round_im(W_Im_reg, W_Im);
442 
         end
443 
      else
444 
                        begin :illegal
445 
//                              assign W_Re = '0, W_Im = '0;
446 
//                              $fatal("Error");
447 
                        end
448 
   endgenerate
449 
endmodule :W_int32
450 
 
451 
`endif

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