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[/] [openmsp430/] [trunk/] [core/] [sim/] [rtl_sim/] [src/] [mpy_basic.v] - Blame information for rev 67

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Line No. Rev Author Line
1 67 olivier.gi 
/*===========================================================================*/
2 
/* Copyright (C) 2001 Authors                                                */
3 
/*                                                                           */
4 
/* This source file may be used and distributed without restriction provided */
5 
/* that this copyright statement is not removed from the file and that any   */
6 
/* derivative work contains the original copyright notice and the associated */
7 
/* disclaimer.                                                               */
8 
/*                                                                           */
9 
/* This source file is free software; you can redistribute it and/or modify  */
10 
/* it under the terms of the GNU Lesser General Public License as published  */
11 
/* by the Free Software Foundation; either version 2.1 of the License, or    */
12 
/* (at your option) any later version.                                       */
13 
/*                                                                           */
14 
/* This source is distributed in the hope that it will be useful, but WITHOUT*/
15 
/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or     */
16 
/* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public       */
17 
/* License for more details.                                                 */
18 
/*                                                                           */
19 
/* You should have received a copy of the GNU Lesser General Public License  */
20 
/* along with this source; if not, write to the Free Software Foundation,    */
21 
/* Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA        */
22 
/*                                                                           */
23 
/*===========================================================================*/
24 
/*                          HARDWARE MULTIPLIER                              */
25 
/*---------------------------------------------------------------------------*/
26 
/* Test the hardware multiplier:                                             */
27 
/*                                - MPY  mode.                               */
28 
/*                                - MPYS mode.                               */
29 
/*                                - MAC  mode.                               */
30 
/*                                - MACS mode.                               */
31 
/*                                                                           */
32 
/* Author(s):                                                                */
33 
/*             - Olivier Girard,    olgirard@gmail.com                       */
34 
/*                                                                           */
35 
/*---------------------------------------------------------------------------*/
36 
/* $Rev: 18 $                                                                */
37 
/* $LastChangedBy: olivier.girard $                                          */
38 
/* $LastChangedDate: 2009-08-04 23:44:12 +0200 (Tue, 04 Aug 2009) $          */
39 
/*===========================================================================*/
40 
 
41 
 
42 
initial
43 
   begin
44 
      $display(" ===============================================");
45 
      $display("|                 START SIMULATION              |");
46 
      $display(" ===============================================");
47 
      repeat(5) @(posedge mclk);
48 
      stimulus_done = 0;
49 
 
50 
 
51 
      // UNSIGNED MULTIPLICATION
52 
      //--------------------------------------------------------
53 
 
54 
      @(r15===16'h0001);
55 
      if (r10 !== 16'h7F14) tb_error("====== UNSIGNED MULTIPLICATION: RESLO  (1) =====");
56 
      if (r11 !== 16'h007B) tb_error("====== UNSIGNED MULTIPLICATION: RESHI  (1) =====");
57 
      if (r12 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLICATION: SUMEXT (1) =====");
58 
 
59 
      @(r15===16'h0002);
60 
      if (r10 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLICATION: RESLO  (2) =====");
61 
      if (r11 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLICATION: RESHI  (2) =====");
62 
      if (r12 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLICATION: SUMEXT (2) =====");
63 
 
64 
      @(r15===16'h0003);
65 
      if (r10 !== 16'h0001) tb_error("====== UNSIGNED MULTIPLICATION: RESLO  (3) =====");
66 
      if (r11 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLICATION: RESHI  (3) =====");
67 
      if (r12 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLICATION: SUMEXT (3) =====");
68 
 
69 
      @(r15===16'h0004);
70 
      if (r10 !== 16'h0001) tb_error("====== UNSIGNED MULTIPLICATION: RESLO  (4) =====");
71 
      if (r11 !== 16'h3FFF) tb_error("====== UNSIGNED MULTIPLICATION: RESHI  (4) =====");
72 
      if (r12 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLICATION: SUMEXT (4) =====");
73 
 
74 
      @(r15===16'h0005);
75 
      if (r10 !== 16'h0001) tb_error("====== UNSIGNED MULTIPLICATION: RESLO  (5) =====");
76 
      if (r11 !== 16'hFFFE) tb_error("====== UNSIGNED MULTIPLICATION: RESHI  (5) =====");
77 
      if (r12 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLICATION: SUMEXT (5) =====");
78 
 
79 
      @(r15===16'h0006);
80 
      if (r10 !== 16'h8001) tb_error("====== UNSIGNED MULTIPLICATION: RESLO  (6) =====");
81 
      if (r11 !== 16'h7FFE) tb_error("====== UNSIGNED MULTIPLICATION: RESHI  (6) =====");
82 
      if (r12 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLICATION: SUMEXT (6) =====");
83 
 
84 
      @(r15===16'h0007);
85 
      if (r10 !== 16'h8000) tb_error("====== UNSIGNED MULTIPLICATION: RESLO  (7) =====");
86 
      if (r11 !== 16'h3FFF) tb_error("====== UNSIGNED MULTIPLICATION: RESHI  (7) =====");
87 
      if (r12 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLICATION: SUMEXT (7) =====");
88 
 
89 
      @(r15===16'h0008);
90 
      if (r10 !== 16'h8000) tb_error("====== UNSIGNED MULTIPLICATION: RESLO  (8) =====");
91 
      if (r11 !== 16'h7FFF) tb_error("====== UNSIGNED MULTIPLICATION: RESHI  (8) =====");
92 
      if (r12 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLICATION: SUMEXT (8) =====");
93 
 
94 
      @(r15===16'h0009);
95 
      if (r10 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLICATION: RESLO  (9) =====");
96 
      if (r11 !== 16'h4000) tb_error("====== UNSIGNED MULTIPLICATION: RESHI  (9) =====");
97 
      if (r12 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLICATION: SUMEXT (9) =====");
98 
 
99 
      $display("Unsigned Multiplication test completed (MPY mode).");
100 
 
101 
      // SIGNED MULTIPLICATION
102 
      //--------------------------------------------------------
103 
 
104 
      @(r15===16'h0001);
105 
      if (r10 !== 16'h7F14) tb_error("====== SIGNED MULTIPLICATION: RESLO  (1) =====");
106 
      if (r11 !== 16'hE7F9) tb_error("====== SIGNED MULTIPLICATION: RESHI  (1) =====");
107 
      if (r12 !== 16'hFFFF) tb_error("====== SIGNED MULTIPLICATION: SUMEXT (1) =====");
108 
 
109 
      @(r15===16'h0002);
110 
      if (r10 !== 16'h0000) tb_error("====== SIGNED MULTIPLICATION: RESLO  (2) =====");
111 
      if (r11 !== 16'h0000) tb_error("====== SIGNED MULTIPLICATION: RESHI  (2) =====");
112 
      if (r12 !== 16'h0000) tb_error("====== SIGNED MULTIPLICATION: SUMEXT (2) =====");
113 
 
114 
      @(r15===16'h0003);
115 
      if (r10 !== 16'h0001) tb_error("====== SIGNED MULTIPLICATION: RESLO  (3) =====");
116 
      if (r11 !== 16'h0000) tb_error("====== SIGNED MULTIPLICATION: RESHI  (3) =====");
117 
      if (r12 !== 16'h0000) tb_error("====== SIGNED MULTIPLICATION: SUMEXT (3) =====");
118 
 
119 
      @(r15===16'h0004);
120 
      if (r10 !== 16'h0001) tb_error("====== SIGNED MULTIPLICATION: RESLO  (4) =====");
121 
      if (r11 !== 16'h3FFF) tb_error("====== SIGNED MULTIPLICATION: RESHI  (4) =====");
122 
      if (r12 !== 16'h0000) tb_error("====== SIGNED MULTIPLICATION: SUMEXT (4) =====");
123 
 
124 
      @(r15===16'h0005);
125 
      if (r10 !== 16'h0001) tb_error("====== SIGNED MULTIPLICATION: RESLO  (5) =====");
126 
      if (r11 !== 16'h0000) tb_error("====== SIGNED MULTIPLICATION: RESHI  (5) =====");
127 
      if (r12 !== 16'h0000) tb_error("====== SIGNED MULTIPLICATION: SUMEXT (5) =====");
128 
 
129 
      @(r15===16'h0006);
130 
      if (r10 !== 16'h8001) tb_error("====== SIGNED MULTIPLICATION: RESLO  (6) =====");
131 
      if (r11 !== 16'hFFFF) tb_error("====== SIGNED MULTIPLICATION: RESHI  (6) =====");
132 
      if (r12 !== 16'hFFFF) tb_error("====== SIGNED MULTIPLICATION: SUMEXT (6) =====");
133 
 
134 
      @(r15===16'h0007);
135 
      if (r10 !== 16'h8000) tb_error("====== SIGNED MULTIPLICATION: RESLO  (7) =====");
136 
      if (r11 !== 16'hC000) tb_error("====== SIGNED MULTIPLICATION: RESHI  (7) =====");
137 
      if (r12 !== 16'hFFFF) tb_error("====== SIGNED MULTIPLICATION: SUMEXT (7) =====");
138 
 
139 
      @(r15===16'h0008);
140 
      if (r10 !== 16'h8000) tb_error("====== SIGNED MULTIPLICATION: RESLO  (8) =====");
141 
      if (r11 !== 16'h0000) tb_error("====== SIGNED MULTIPLICATION: RESHI  (8) =====");
142 
      if (r12 !== 16'h0000) tb_error("====== SIGNED MULTIPLICATION: SUMEXT (8) =====");
143 
 
144 
      @(r15===16'h0009);
145 
      if (r10 !== 16'h0000) tb_error("====== SIGNED MULTIPLICATION: RESLO  (9) =====");
146 
      if (r11 !== 16'h4000) tb_error("====== SIGNED MULTIPLICATION: RESHI  (9) =====");
147 
      if (r12 !== 16'h0000) tb_error("====== SIGNED MULTIPLICATION: SUMEXT (9) =====");
148 
 
149 
      $display("Signed Multiplication test completed (MPYS mode)");
150 
 
151 
 
152 
      // UNSIGNED MULTIPLY ACCUMULATE
153 
      //--------------------------------------------------------
154 
 
155 
      @(r15===16'h0001);
156 
      if (r10 !== 16'h7F14) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: RESLO  (1) =====");
157 
      if (r11 !== 16'hC07B) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: RESHI  (1) =====");
158 
      if (r12 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: SUMEXT (1) =====");
159 
 
160 
      @(r15===16'h0002);
161 
      if (r10 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: RESLO  (2) =====");
162 
      if (r11 !== 16'hC000) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: RESHI  (2) =====");
163 
      if (r12 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: SUMEXT (2) =====");
164 
 
165 
      @(r15===16'h0003);
166 
      if (r10 !== 16'h0001) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: RESLO  (3) =====");
167 
      if (r11 !== 16'hC000) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: RESHI  (3) =====");
168 
      if (r12 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: SUMEXT (3) =====");
169 
 
170 
      @(r15===16'h0004);
171 
      if (r10 !== 16'h0001) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: RESLO  (4) =====");
172 
      if (r11 !== 16'hFFFF) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: RESHI  (4) =====");
173 
      if (r12 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: SUMEXT (4) =====");
174 
 
175 
      @(r15===16'h0005);
176 
      if (r10 !== 16'h0001) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: RESLO  (5) =====");
177 
      if (r11 !== 16'hBFFE) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: RESHI  (5) =====");
178 
      if (r12 !== 16'h0001) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: SUMEXT (5) =====");
179 
 
180 
      @(r15===16'h0006);
181 
      if (r10 !== 16'h8001) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: RESLO  (6) =====");
182 
      if (r11 !== 16'h3FFE) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: RESHI  (6) =====");
183 
      if (r12 !== 16'h0001) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: SUMEXT (6) =====");
184 
 
185 
      @(r15===16'h0007);
186 
      if (r10 !== 16'h8000) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: RESLO  (7) =====");
187 
      if (r11 !== 16'hFFFF) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: RESHI  (7) =====");
188 
      if (r12 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: SUMEXT (7) =====");
189 
 
190 
      @(r15===16'h0008);
191 
      if (r10 !== 16'h8000) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: RESLO  (8) =====");
192 
      if (r11 !== 16'h3FFF) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: RESHI  (8) =====");
193 
      if (r12 !== 16'h0001) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: SUMEXT (8) =====");
194 
 
195 
      @(r15===16'h0009);
196 
      if (r10 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: RESLO  (9) =====");
197 
      if (r11 !== 16'h0000) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: RESHI  (9) =====");
198 
      if (r12 !== 16'h0001) tb_error("====== UNSIGNED MULTIPLY ACCUMULATE: SUMEXT (9) =====");
199 
 
200 
      $display("Unsigned Multiply Accumulate test completed (MAC mode)");
201 
 
202 
 
203 
      // SIGNED MULTIPLY ACCUMULATE
204 
      //--------------------------------------------------------
205 
 
206 
      @(r15===16'h0001);
207 
      if (r10 !== 16'h7F14) tb_error("====== SIGNED MULTIPLY ACCUMULATE: RESLO  (1) =====");
208 
      if (r11 !== 16'hA7F9) tb_error("====== SIGNED MULTIPLY ACCUMULATE: RESHI  (1) =====");
209 
      if (r12 !== 16'hFFFF) tb_error("====== SIGNED MULTIPLY ACCUMULATE: SUMEXT (1) =====");
210 
 
211 
      @(r15===16'h0002);
212 
      if (r10 !== 16'h0000) tb_error("====== SIGNED MULTIPLY ACCUMULATE: RESLO  (2) =====");
213 
      if (r11 !== 16'hC000) tb_error("====== SIGNED MULTIPLY ACCUMULATE: RESHI  (2) =====");
214 
      if (r12 !== 16'hFFFF) tb_error("====== SIGNED MULTIPLY ACCUMULATE: SUMEXT (2) =====");
215 
 
216 
      @(r15===16'h0003);
217 
      if (r10 !== 16'h0001) tb_error("====== SIGNED MULTIPLY ACCUMULATE: RESLO  (3) =====");
218 
      if (r11 !== 16'hC000) tb_error("====== SIGNED MULTIPLY ACCUMULATE: RESHI  (3) =====");
219 
      if (r12 !== 16'hFFFF) tb_error("====== SIGNED MULTIPLY ACCUMULATE: SUMEXT (3) =====");
220 
 
221 
      @(r15===16'h0004);
222 
      if (r10 !== 16'h0001) tb_error("====== SIGNED MULTIPLY ACCUMULATE: RESLO  (4) =====");
223 
      if (r11 !== 16'hFFFF) tb_error("====== SIGNED MULTIPLY ACCUMULATE: RESHI  (4) =====");
224 
      if (r12 !== 16'hFFFF) tb_error("====== SIGNED MULTIPLY ACCUMULATE: SUMEXT (4) =====");
225 
 
226 
      @(r15===16'h0005);
227 
      if (r10 !== 16'h0001) tb_error("====== SIGNED MULTIPLY ACCUMULATE: RESLO  (5) =====");
228 
      if (r11 !== 16'hC000) tb_error("====== SIGNED MULTIPLY ACCUMULATE: RESHI  (5) =====");
229 
      if (r12 !== 16'hFFFF) tb_error("====== SIGNED MULTIPLY ACCUMULATE: SUMEXT (5) =====");
230 
 
231 
      @(r15===16'h0006);
232 
      if (r10 !== 16'h8001) tb_error("====== SIGNED MULTIPLY ACCUMULATE: RESLO  (6) =====");
233 
      if (r11 !== 16'hBFFF) tb_error("====== SIGNED MULTIPLY ACCUMULATE: RESHI  (6) =====");
234 
      if (r12 !== 16'hFFFF) tb_error("====== SIGNED MULTIPLY ACCUMULATE: SUMEXT (6) =====");
235 
 
236 
      @(r15===16'h0007);
237 
      if (r10 !== 16'h8000) tb_error("====== SIGNED MULTIPLY ACCUMULATE: RESLO  (7) =====");
238 
      if (r11 !== 16'h8000) tb_error("====== SIGNED MULTIPLY ACCUMULATE: RESHI  (7) =====");
239 
      if (r12 !== 16'hFFFF) tb_error("====== SIGNED MULTIPLY ACCUMULATE: SUMEXT (7) =====");
240 
 
241 
      @(r15===16'h0008);
242 
      if (r10 !== 16'h8000) tb_error("====== SIGNED MULTIPLY ACCUMULATE: RESLO  (8) =====");
243 
      if (r11 !== 16'hC000) tb_error("====== SIGNED MULTIPLY ACCUMULATE: RESHI  (8) =====");
244 
      if (r12 !== 16'hFFFF) tb_error("====== SIGNED MULTIPLY ACCUMULATE: SUMEXT (8) =====");
245 
 
246 
      @(r15===16'h0009);
247 
      if (r10 !== 16'h0000) tb_error("====== SIGNED MULTIPLY ACCUMULATE: RESLO  (9) =====");
248 
      if (r11 !== 16'h0000) tb_error("====== SIGNED MULTIPLY ACCUMULATE: RESHI  (9) =====");
249 
      if (r12 !== 16'h0000) tb_error("====== SIGNED MULTIPLY ACCUMULATE: SUMEXT (9) =====");
250 
 
251 
      $display("Signed Multiply Accumulate test completed (MACS mode)");
252 
 
253 
 
254 
      stimulus_done = 1;
255 
   end
256 
 

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