src/example5.vut

   1 <?xml version="1.0" encoding="UTF-8"?>
   2 <!--
   3 =====================
   4 file_name: example5.vut
   5 Author: Rodrigo Peixoto
   6 Date: 16/04/2008
   7 License: GPL
   8 ======================================================================
   9
  10 This program is free software: you can redistribute it and/or modify
  11 it under the terms of the GNU General Public License as published by
  12 the Free Software Foundation, either version 3 of the License, or
  13 (at your option) any later version.
  14
  15 This program is distributed in the hope that it will be useful,
  16 but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 GNU General Public License for more details.
  19
  20 You should have received a copy of the GNU General Public License
  21 along with this program.  If not, see http://www.gnu.org/licenses/.
  22
  23 =======================================================================
  24 -->
  25
  26 <vut module_name="fulladder">
  27     <time_scale t_div="10" unit="ns"/>
  28     <waveform>
  29         =========================================================
  30         a[7:0]     i@|00|00|ff|ff|random_alloc([R1,R2,R3],1000000)|
  31         --------------------------------------------
  32         b[7:0]     i@|00|ff|00|ff|random_alloc([R4,R5,R6],1000000)|
  33         =========================================================
  34         result[7:0]o@|00|ff|ff|fe|ref_function(a,b)|
  35         --------------------------------------------
  36         overflow   o@|0 |0 |0 |1 |ref_function(a,b)|
  37         ============================================
  38     </waveform>
  39     <gen_with>
  40         R1 = (0,80)
  41         R2 = (5,80)
  42         R3 = (30,80)
  43         R4 = (81,ff)
  44         R5 = (91,ff)
  45         R6 = (a1,ff)
  46         <python_code output="result">lambda a,b: a + b</python_code>
  47         <python_code output="overflow">include_python_file("overflow.py")</python_code>
  48     </gen_with>
  49
  50 </vut>
  51