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[/] [openmsp430/] [trunk/] [core/] [sim/] [rtl_sim/] [src/] [two-op_xor.v] - Blame information for rev 204

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1 2 olivier.gi 
/*===========================================================================*/
2 
/* Copyright (C) 2001 Authors                                                */
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/*                                                                           */
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/* This source file may be used and distributed without restriction provided */
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/* that this copyright statement is not removed from the file and that any   */
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/* derivative work contains the original copyright notice and the associated */
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/* disclaimer.                                                               */
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/*                                                                           */
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/* This source file is free software; you can redistribute it and/or modify  */
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/* it under the terms of the GNU Lesser General Public License as published  */
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/* by the Free Software Foundation; either version 2.1 of the License, or    */
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/* (at your option) any later version.                                       */
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/*                                                                           */
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/* This source is distributed in the hope that it will be useful, but WITHOUT*/
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/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or     */
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/* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public       */
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/* License for more details.                                                 */
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/*                                                                           */
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/* You should have received a copy of the GNU Lesser General Public License  */
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/* along with this source; if not, write to the Free Software Foundation,    */
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/* Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA        */
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/*                                                                           */
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/*===========================================================================*/
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/*                 TWO-OPERAND ARITHMETIC: XOR[.B] INSTRUCTION               */
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/*---------------------------------------------------------------------------*/
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/* Test the XOR[.B] instruction.                                             */
27 18 olivier.gi 
/*                                                                           */
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/* Author(s):                                                                */
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/*             - Olivier Girard,    olgirard@gmail.com                       */
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/*                                                                           */
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/*---------------------------------------------------------------------------*/
32 19 olivier.gi 
/* $Rev: 19 $                                                                */
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/* $LastChangedBy: olivier.girard $                                          */
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/* $LastChangedDate: 2009-08-04 23:47:15 +0200 (Tue, 04 Aug 2009) $          */
35 2 olivier.gi 
/*===========================================================================*/
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initial
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   begin
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      $display(" ===============================================");
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      $display("|                 START SIMULATION              |");
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      $display(" ===============================================");
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      repeat(5) @(posedge mclk);
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      stimulus_done = 0;
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      // XOR (WORD MODE)
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      //--------------------------------------------------------
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      @(r15==16'h1000);
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      if (r5    !==16'hbbbb) tb_error("====== XOR Test =====");
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      if (r6    !==16'hcccc) tb_error("====== XOR Test =====");
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      // XOR.B (BYTE MODE)
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      //--------------------------------------------------------
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      @(r15==16'h2000);
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      if (r5    !==16'h00bb) tb_error("====== XOR.B Test =====");
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      if (r6    !==16'h00cc) tb_error("====== XOR.B Test =====");
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      // XOR (WORD MODE): Check Flags
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      //--------------------------------------------------------
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      @(r15==16'h3000);
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      if (r2    !==16'h0001) tb_error("====== XOR FLAG: Flag   check error: V=0, N=0, Z=0, C=1 =====");
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      if (r5    !==16'h0ccc) tb_error("====== XOR FLAG: Result check error: V=0, N=0, Z=0, C=1 =====");
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      @(r15==16'h3001);
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      if (r2    !==16'h0002) tb_error("====== XOR FLAG: Flag   check error: V=0, N=0, Z=1, C=0 =====");
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      if (r5    !==16'h0000) tb_error("====== XOR FLAG: Result check error: V=0, N=0, Z=1, C=0 =====");
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      @(r15==16'h3002);
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      if (r2    !==16'h0005) tb_error("====== XOR FLAG: Flag   check error: V=0, N=1, Z=0, C=1 =====");
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      if (r5    !==16'h8ccc) tb_error("====== XOR FLAG: Result check error: V=0, N=1, Z=0, C=1 =====");
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      @(r15==16'h3003);
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      if (r2    !==16'h0101) tb_error("====== XOR FLAG: Flag   check error: V=1, N=0, Z=0, C=1 =====");
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      if (r5    !==16'h0ccc) tb_error("====== XOR FLAG: Result check error: V=1, N=0, Z=0, C=1 =====");
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      @(r15==16'h3004);
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      if (r2    !==16'h0102) tb_error("====== XOR FLAG: Flag   check error: V=1, N=0, Z=1, C=0 =====");
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      if (r5    !==16'h0000) tb_error("====== XOR FLAG: Result check error: V=1, N=0, Z=1, C=0 =====");
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      // XOR.B (BYTE MODE): Check Flags
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      //--------------------------------------------------------
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      @(r15==16'h4000);
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      if (r2    !==16'h0001) tb_error("====== XOR FLAG: Flag   check error: V=0, N=0, Z=0, C=1 =====");
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      if (r5    !==16'h000c) tb_error("====== XOR FLAG: Result check error: V=0, N=0, Z=0, C=1 =====");
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      @(r15==16'h4001);
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      if (r2    !==16'h0002) tb_error("====== XOR FLAG: Flag   check error: V=0, N=0, Z=1, C=0 =====");
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      if (r5    !==16'h0000) tb_error("====== XOR FLAG: Result check error: V=0, N=0, Z=1, C=0 =====");
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      @(r15==16'h4002);
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      if (r2    !==16'h0005) tb_error("====== XOR FLAG: Flag   check error: V=0, N=1, Z=0, C=1 =====");
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      if (r5    !==16'h008c) tb_error("====== XOR FLAG: Result check error: V=0, N=1, Z=0, C=1 =====");
100 
 
101 
      @(r15==16'h4003);
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      if (r2    !==16'h0101) tb_error("====== XOR FLAG: Flag   check error: V=1, N=0, Z=0, C=1 =====");
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      if (r5    !==16'h000c) tb_error("====== XOR FLAG: Result check error: V=1, N=0, Z=0, C=1 =====");
104 
 
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      @(r15==16'h4004);
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      if (r2    !==16'h0102) tb_error("====== XOR FLAG: Flag   check error: V=1, N=0, Z=1, C=0 =====");
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      if (r5    !==16'h0000) tb_error("====== XOR FLAG: Result check error: V=1, N=0, Z=1, C=0 =====");
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      stimulus_done = 1;
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   end
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