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[/] [openmsp430/] [trunk/] [core/] [sim/] [rtl_sim/] [src/] [sing-op_call_rom-rd.v] - Blame information for rev 18

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1 2 olivier.girard
/*===========================================================================*/
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/* 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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/*                     CALL:   DATA READ ACCESS FROM ROM                     */
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/*---------------------------------------------------------------------------*/
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/* Test the CALL instruction with all addressing modes making a read access  */
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/* to the ROM.                                                               */
28 18 olivier.girard
/*                                                                           */
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/* Author(s):                                                                */
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/*             - Olivier Girard,    olgirard@gmail.com                       */
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/*                                                                           */
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/*---------------------------------------------------------------------------*/
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/* $Rev: 17 $                                                                */
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/* $LastChangedBy: olivier.girard $                                          */
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/* $LastChangedDate: 2009-08-04 23:15:39 +0200 (Tue, 04 Aug 2009) $          */
36 2 olivier.girard
/*===========================================================================*/
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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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      // Initialization
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      @(r15==16'h1000);
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      if (r1    !==16'h0252) tb_error("====== SP  initialization =====");
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      if (r5    !==16'h0000) tb_error("====== R5  initialization  =====");
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      // Addressing mode: @Rn
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      @(r15==16'h2000);
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      if (r1    !==16'h0252) tb_error("====== CALL (@Rn mode): SP value      =====");
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      if (r5    !==16'h5678) tb_error("====== CALL (@Rn mode): R5 value      =====");
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      // Addressing mode: @Rn+
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      @(r15==16'h3000);
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      if (r1    !==16'h0252) tb_error("====== CALL (@Rn+ mode): SP value      =====");
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      if (r5    !==16'h9abc) tb_error("====== CALL (@Rn+ mode): R5 value      =====");
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      // Addressing mode: X(Rn)
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      @(r15==16'h4000);
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      if (r1    !==16'h0252) tb_error("====== CALL (X(Rn) mode): SP value      =====");
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      if (r5    !==16'hef01) tb_error("====== CALL (X(Rn) mode): R5 value      =====");
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      // Addressing mode: EDE
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      @(r15==16'h5000);
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      if (r1    !==16'h0252) tb_error("====== CALL (EDE mode): SP value      =====");
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      if (r5    !==16'h2345) tb_error("====== CALL (EDE mode): R5 value      =====");
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      // Addressing mode: &EDE
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      @(r15==16'h6000);
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      if (r1    !==16'h0252) tb_error("====== CALL (&EDE mode): SP value      =====");
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      if (r5    !==16'h6789) tb_error("====== CALL (&EDE mode): R5 value      =====");
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      stimulus_done = 1;
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   end
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