blob: 569b7e0cad259e73789eca734723545ab6f3c68e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
|
-- Copyright (C) 2001 Bill Billowitch.
-- Some of the work to develop this test suite was done with Air Force
-- support. The Air Force and Bill Billowitch assume no
-- responsibilities for this software.
-- This file is part of VESTs (Vhdl tESTs).
-- VESTs is free software; you can redistribute it and/or modify it
-- under the terms of the GNU General Public License as published by the
-- Free Software Foundation; either version 2 of the License, or (at
-- your option) any later version.
-- VESTs is distributed in the hope that it will be useful, but WITHOUT
-- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
-- for more details.
-- You should have received a copy of the GNU General Public License
-- along with VESTs; if not, write to the Free Software Foundation,
-- Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-- ---------------------------------------------------------------------
--
-- $Id: tc1081.vhd,v 1.2 2001-10-26 16:29:38 paw Exp $
-- $Revision: 1.2 $
--
-- ---------------------------------------------------------------------
ENTITY c06s05b00x00p01n02i01081ent IS
END c06s05b00x00p01n02i01081ent;
ARCHITECTURE c06s05b00x00p01n02i01081arch OF c06s05b00x00p01n02i01081ent IS
SUBTYPE bit_vector_4 is bit_vector ( 0 to 3 );
SUBTYPE bit_vector_8 is bit_vector ( 0 to 7 );
BEGIN
TESTING: PROCESS
VARIABLE var : bit_vector_8 := B"1110_0010";
VARIABLE v1 : bit_vector_4 := B"0011";
VARIABLE v2 : bit_vector_4 := B"1111";
BEGIN
var (0 to 3) := v1;
var (4 to 7) := v2;
assert NOT( var = B"0011_1111" )
report "***PASSED TEST: c06s05b00x00p01n02i01081"
severity NOTE;
assert ( var = B"0011_1111" )
report "***FAILED TEST: c06s05b00x00p01n02i01081 - Slices of a variable may be the target of a variable assignment."
severity ERROR;
wait;
END PROCESS TESTING;
END c06s05b00x00p01n02i01081arch;
|
