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olivier.gi |
/*===========================================================================*/
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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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/* CONDITIONAL JUMP: JL INSTRUCTION */
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/*---------------------------------------------------------------------------*/
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/* Test the JL instruction. */
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/*===========================================================================*/
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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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// TEST JUMP FORWARD AND BACKWARD
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@(r15==16'h1000);
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if (r4 !==16'h1234) tb_error("====== JL (jump forward 1) =====");
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if (r5 !==16'h5678) tb_error("====== JL (jump backward) =====");
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if (r6 !==16'h9abc) tb_error("====== JL (jump forward 2) =====");
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// TEST JUMP FOR ALL FLAG CONFIGURATIONS
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@(r15==16'h2000);
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if (r4 !==16'h0000) tb_error("====== JL ({V,N,Z,C}=4'b0000) ==");
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@(r15==16'h2001);
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if (r4 !==16'h0000) tb_error("====== JL ({V,N,Z,C}=4'b0001) ==");
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@(r15==16'h2002);
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if (r4 !==16'h0000) tb_error("====== JL ({V,N,Z,C}=4'b0010) ==");
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@(r15==16'h2003);
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if (r4 !==16'h0000) tb_error("====== JL ({V,N,Z,C}=4'b0011) ==");
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@(r15==16'h2004);
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if (r4 !==16'h1234) tb_error("====== JL ({V,N,Z,C}=4'b0100) ==");
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@(r15==16'h2005);
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if (r4 !==16'h1234) tb_error("====== JL ({V,N,Z,C}=4'b0101) ==");
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@(r15==16'h2006);
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if (r4 !==16'h1234) tb_error("====== JL ({V,N,Z,C}=4'b0110) ==");
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@(r15==16'h2007);
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if (r4 !==16'h1234) tb_error("====== JL ({V,N,Z,C}=4'b0111) ==");
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@(r15==16'h2008);
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if (r4 !==16'h1234) tb_error("====== JL ({V,N,Z,C}=4'b1000) ==");
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@(r15==16'h2009);
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if (r4 !==16'h1234) tb_error("====== JL ({V,N,Z,C}=4'b1001) ==");
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@(r15==16'h200A);
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if (r4 !==16'h1234) tb_error("====== JL ({V,N,Z,C}=4'b1010) ==");
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@(r15==16'h200B);
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if (r4 !==16'h1234) tb_error("====== JL ({V,N,Z,C}=4'b1011) ==");
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@(r15==16'h200C);
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if (r4 !==16'h0000) tb_error("====== JL ({V,N,Z,C}=4'b1100) ==");
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@(r15==16'h200D);
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if (r4 !==16'h0000) tb_error("====== JL ({V,N,Z,C}=4'b1101) ==");
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@(r15==16'h200E);
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if (r4 !==16'h0000) tb_error("====== JL ({V,N,Z,C}=4'b1110) ==");
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@(r15==16'h200F);
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if (r4 !==16'h0000) tb_error("====== JL ({V,N,Z,C}=4'b1111) ==");
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stimulus_done = 1;
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end
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