ValidateCS.agc
# Copyright 2004 Ronald S. Burkey <info@sandroid.org>
#
# This file is part of yaAGC.
#
# yaAGC 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.
#
# yaAGC 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 yaAGC; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Filename: ValidateCS.agc
# Purpose: This is the part of the Validation program that validates
# just the CS instruction.
# Mod history: 07/05/04 RSB. Began.
INCR ERRNUM
# Now just load and check a few values.
INCR ERRSUB # 1
# Start with MAXP. Generate overflow too.
CA MAXP # Generate overflow.
INCR A
CS MAXP # Load and check overflow.
OVSK
TCF CS1
TCF VCSERROR
CS1 INCR ERRSUB # 2
TS L # Check that loaded value is right.
CA MAXN
EXTEND # Compare.
SU L
EXTEND
BZF CS2
TCF VCSERROR
CS2
INCR ERRSUB # 3
# -MAXP.
CS MAXN
TS L # Check that loaded value is right.
CA MAXP
EXTEND # Compare.
SU L
EXTEND
BZF CS3
TCF VCSERROR
CS3
INCR ERRSUB # 4
# +1.
CS ONE
TS L # Check that loaded value is right.
CA NEGONE
EXTEND # Compare.
SU L
EXTEND
BZF CS4
TCF VCSERROR
CS4
INCR ERRSUB # 5
# -1.
CS NEGONE
TS L # Check that loaded value is right.
CA ONE
EXTEND # Compare.
SU L
EXTEND
BZF CS5
TCF VCSERROR
CS5
INCR ERRSUB # 6
# 0.
CS ZEROES
CCS A
TCF VCSERROR
TCF VCSERROR
TCF VCSERROR
INCR ERRSUB # 7
# -0.
CS NEGZERO
CCS A
TCF VCSERROR
TCF CS7
TCF VCSERROR
TCF VCSERROR
CS7
TCF +2
VCSERROR TC ERRORDSP
CA ZEROES
TS ERRSUB