1 |
2 |
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 |
|
|
/* ADD: DATA READ ACCESS FROM ROM */
|
25 |
|
|
/*---------------------------------------------------------------------------*/
|
26 |
|
|
/* Test the ADD instruction with all addressing modes making a read access */
|
27 |
|
|
/* to the ROM. */
|
28 |
18 |
olivier.gi |
/* */
|
29 |
|
|
/* Author(s): */
|
30 |
|
|
/* - Olivier Girard, olgirard@gmail.com */
|
31 |
|
|
/* */
|
32 |
|
|
/*---------------------------------------------------------------------------*/
|
33 |
19 |
olivier.gi |
/* $Rev: 19 $ */
|
34 |
|
|
/* $LastChangedBy: olivier.girard $ */
|
35 |
|
|
/* $LastChangedDate: 2009-08-04 23:47:15 +0200 (Tue, 04 Aug 2009) $ */
|
36 |
2 |
olivier.gi |
/*===========================================================================*/
|
37 |
|
|
|
38 |
|
|
initial
|
39 |
|
|
begin
|
40 |
|
|
$display(" ===============================================");
|
41 |
|
|
$display("| START SIMULATION |");
|
42 |
|
|
$display(" ===============================================");
|
43 |
|
|
repeat(5) @(posedge mclk);
|
44 |
|
|
stimulus_done = 0;
|
45 |
|
|
|
46 |
|
|
|
47 |
|
|
// Check when source is @Rn
|
48 |
|
|
//--------------------------------------------------------
|
49 |
|
|
@(r15==16'h1000);
|
50 |
|
|
|
51 |
|
|
if (r5 !==16'h7777) tb_error("====== ROM Read: ADD @Rn Rm =====");
|
52 |
|
|
if (r4 ===16'h0000) tb_error("====== ROM Read: ADD @Rn PC =====");
|
53 |
|
|
if (mem210 !==16'h6666) tb_error("====== ROM Read: ADD @Rn x(Rm) =====");
|
54 |
|
|
if (mem212 !==16'hed2e) tb_error("====== ROM Read: ADD @Rn EDE =====");
|
55 |
|
|
if (mem214 !==16'h4653) tb_error("====== ROM Read: ADD @Rn &EDE =====");
|
56 |
|
|
|
57 |
|
|
|
58 |
|
|
// Check when source is @Rn+
|
59 |
|
|
//--------------------------------------------------------
|
60 |
|
|
@(r15==16'h2000);
|
61 |
|
|
|
62 |
|
|
if (r5 !==16'hdddd) tb_error("====== ROM Read: ADD @Rn+ Rm =====");
|
63 |
|
|
if (r7 !==16'haaaa) tb_error("====== ROM Read: ADD @Rn+ PC =====");
|
64 |
|
|
if (mem210 !==16'h89ab) tb_error("====== ROM Read: ADD @Rn+ x(Rm) =====");
|
65 |
|
|
if (mem212 !==16'h5073) tb_error("====== ROM Read: ADD @Rn+ EDE =====");
|
66 |
|
|
if (mem214 !==16'h5776) tb_error("====== ROM Read: ADD @Rn+ &EDE =====");
|
67 |
|
|
|
68 |
|
|
|
69 |
|
|
// Check when source is x(Rn)
|
70 |
|
|
//--------------------------------------------------------
|
71 |
|
|
@(r15==16'h3000);
|
72 |
|
|
|
73 |
|
|
if (r5 !==16'h957b) tb_error("====== ROM Read: ADD x(Rn) Rm =====");
|
74 |
|
|
if (r6 ===16'h0000) tb_error("====== ROM Read: ADD x(Rn) PC =====");
|
75 |
|
|
if (mem214 !==16'h5776) tb_error("====== ROM Read: ADD x(Rn) x(Rm) =====");
|
76 |
|
|
if (mem220 !==16'h937b) tb_error("====== ROM Read: ADD x(Rn) EDE =====");
|
77 |
|
|
if (mem208 !==16'hace4) tb_error("====== ROM Read: ADD x(Rn) &EDE =====");
|
78 |
|
|
|
79 |
|
|
|
80 |
|
|
// Check when source is EDE
|
81 |
|
|
//--------------------------------------------------------
|
82 |
|
|
@(r15==16'h4000);
|
83 |
|
|
|
84 |
|
|
if (r4 !==16'h06f7) tb_error("====== ROM Read: ADD EDE Rm =====");
|
85 |
|
|
if (r6 ===16'h0000) tb_error("====== ROM Read: ADD EDE PC =====");
|
86 |
|
|
if (mem214 !==16'h0946) tb_error("====== ROM Read: ADD EDE x(Rm) =====");
|
87 |
|
|
if (mem216 !==16'hb933) tb_error("====== ROM Read: ADD EDE EDE =====");
|
88 |
|
|
if (mem212 !==16'h2ab2) tb_error("====== ROM Read: ADD EDE &EDE =====");
|
89 |
|
|
|
90 |
|
|
|
91 |
|
|
// Check when source is &EDE
|
92 |
|
|
//--------------------------------------------------------
|
93 |
|
|
@(r15==16'h5000);
|
94 |
|
|
|
95 |
|
|
if (r4 !==16'h66f5) tb_error("====== ROM Read: ADD &EDE Rm =====");
|
96 |
|
|
if (r6 ===16'h0000) tb_error("====== ROM Read: ADD &EDE PC =====");
|
97 |
|
|
if (mem214 !==16'h82d1) tb_error("====== ROM Read: ADD &EDE x(Rm) =====");
|
98 |
|
|
if (mem218 !==16'hca4e) tb_error("====== ROM Read: ADD &EDE EDE =====");
|
99 |
|
|
if (mem202 !==16'h1338) tb_error("====== ROM Read: ADD &EDE &EDE =====");
|
100 |
|
|
|
101 |
|
|
|
102 |
|
|
stimulus_done = 1;
|
103 |
|
|
end
|
104 |
|
|
|