summaryrefslogtreecommitdiff
path: root/testsuite/vests/vhdl-93/billowitch/compliant/tc1704.vhd
diff options
context:
space:
mode:
Diffstat (limited to 'testsuite/vests/vhdl-93/billowitch/compliant/tc1704.vhd')
-rw-r--r--testsuite/vests/vhdl-93/billowitch/compliant/tc1704.vhd77
1 files changed, 77 insertions, 0 deletions
diff --git a/testsuite/vests/vhdl-93/billowitch/compliant/tc1704.vhd b/testsuite/vests/vhdl-93/billowitch/compliant/tc1704.vhd
new file mode 100644
index 0000000..329120b
--- /dev/null
+++ b/testsuite/vests/vhdl-93/billowitch/compliant/tc1704.vhd
@@ -0,0 +1,77 @@
+
+-- 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: tc1704.vhd,v 1.2 2001-10-26 16:29:43 paw Exp $
+-- $Revision: 1.2 $
+--
+-- ---------------------------------------------------------------------
+
+ENTITY c09s02b00x00p07n01i01704ent IS
+END c09s02b00x00p07n01i01704ent;
+
+ARCHITECTURE c09s02b00x00p07n01i01704arch OF c09s02b00x00p07n01i01704ent IS
+ signal S : Bit;
+BEGIN
+ TESTING: PROCESS( S )
+ -- local variables.
+ variable INITED : BOOLEAN := FALSE;
+ variable CNT : INTEGER := 0;
+ variable NEWTIME: TIME;
+ variable k : integer := 1;
+ BEGIN
+ -- Take care of the first run.
+ if (not( INITED )) then
+ INITED := TRUE;
+ CNT := 0;
+ S <= (not S) after 1 ns;
+ NEWTIME := NOW + 1 ns;
+
+ -- Otherwise, take care of all subsequent runs.
+ -- NOTE: Take care of the last time we will get awakened.
+ elsif (NOW /= TIME'HIGH) then
+
+ -- Verify that we woke up when S was updated.
+ if NOT(( S'EVENT ) and ( NEWTIME = NOW )) then
+ k := 0;
+ end if;
+
+ -- See if we should continue. If so, do it.
+ CNT := CNT + 1;
+ if (CNT <= 50) then
+ S <= (not S) after 1 ns;
+ NEWTIME := NOW + 1 ns;
+ end if;
+ end if;
+ if (CNT = 50) then
+ assert NOT( k=1 )
+ report "***PASSED TEST: c09s02b00x00p07n01i01704"
+ severity NOTE;
+ assert ( k=1 )
+ report "***FAILED TEST: c09s02b00x00p07n01i01704 - The process statement is assumed to contain an implicit wait statement if a sensitivity list appears following the reserved word process."
+ severity ERROR;
+ end if;
+ END PROCESS TESTING;
+
+END c09s02b00x00p07n01i01704arch;