1# Tests of register displays for GDB.
2#   Copyright 1994, 1995 Free Software Foundation, Inc.
3
4# This program is free software; you can redistribute it and/or modify
5# it under the terms of the GNU General Public License as published by
6# the Free Software Foundation; either version 2 of the License, or
7# (at your option) any later version.
8#
9# This program is distributed in the hope that it will be useful,
10# but WITHOUT ANY WARRANTY; without even the implied warranty of
11# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12# GNU General Public License for more details.
13#
14# You should have received a copy of the GNU General Public License
15# along with this program; if not, write to the Free Software
16# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17
18# Please email any bugs, comments, and/or additions to this file to:
19# bug-gdb@prep.ai.mit.edu
20
21# This file was written by Stan Shebs. (shebs@cygnus.com)
22
23# This does not (yet) have an associated executable, since the IDT board
24# will display registers even without a program being loaded.
25# A more comprehensive register test would actually test reading
26# and writing of registers in a real program, although some care
27# would be required in the writing of the tests.
28
29if $tracelevel then {
30	strace $tracelevel
31	}
32
33# These tests exercise IDT-specific MIPS registers for several
34# different processor models.
35
36# This should detect the actual processor in use and change
37# the expected results appropriately.  FIXME
38
39proc idt_register_tests { } {
40	# Test the generic IDT chip.
41	gdb_test "info registers" ".*"
42	gdb_test "info register zero" "zero(r0): 0x0;"
43	# FIXME access each generic register individually
44	# Test the 3041.
45	gdb_test "set processor r3041" ".*"
46	gdb_test "info registers" ".*"
47	gdb_test "info register bus"  "bus.*0x.*"
48	gdb_test "info register ccfg" "ccfg.*0x.*"
49	gdb_test "info register port" "port.*0x.*"
50	gdb_test "info register cmp"  "cmp.*0x.*"
51	gdb_test "info register elo"  "elo: invalid register"
52	gdb_test "info register ehi"  "ehi: invalid register"
53	gdb_test "info register cfg"  "cfg: invalid register"
54	gdb_test "info register ctxt" "ctxt: invalid register"
55	# Test the 3051.
56	gdb_test "set processor r3051" ".*"
57	gdb_test "info registers" ".*"
58	gdb_test "info register bus"  "bus: invalid register"
59	gdb_test "info register ccfg" "ccfg: invalid register"
60	gdb_test "info register port" "port: invalid register"
61	gdb_test "info register cmp"  "cmp: invalid register"
62	gdb_test "info register elo"  "elo.*0x.*"
63	gdb_test "info register ehi"  "ehi.*0x.*"
64	gdb_test "info register cfg"  "cfg: invalid register"
65	gdb_test "info register ctxt" "ctxt: invalid register"
66	# Test the 3071.
67	gdb_test "set processor r3071" ".*"
68	gdb_test "info registers" ".*"
69	gdb_test "info register bus"  "bus: invalid register"
70	gdb_test "info register ccfg" "ccfg: invalid register"
71	gdb_test "info register port" "port: invalid register"
72	gdb_test "info register cmp"  "cmp: invalid register"
73	gdb_test "info register elo"  "elo.*0x.*"
74	gdb_test "info register ehi"  "ehi.*0x.*"
75	gdb_test "info register cfg"  "cfg.*0x.*"
76	gdb_test "info register ctxt" "ctxt.*0x.*"
77}
78
79if [istarget "mips*-idt-*"] then {
80    gdb_exit
81    gdb_start
82    gdb_reinitialize_dir $srcdir/$subdir
83    idt_register_tests
84} else {
85    verbose "regs.exp tests ignored for this target"
86}
87