1# This test script is part of GDB, the GNU debugger.
2
3# Copyright 1998, 1999, 2001, 2004,
4# Free Software Foundation, Inc.
5
6# This program is free software; you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation; either version 2 of the License, or
9# (at your option) any later version.
10#
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14# GNU General Public License for more details.
15#
16# You should have received a copy of the GNU General Public License
17# along with this program; if not, write to the Free Software
18# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
19
20# Please email any bugs, comments, and/or additions to this file to:
21# bug-gdb@prep.ai.mit.edu
22
23# Tests of wide register displays for GDB on HPPA 2.0 machines
24
25# use this to debug:
26#log_user 1
27
28if $tracelevel then {
29	strace $tracelevel
30	}
31
32if { [skip_hp_tests] } then { continue }
33
34set testfile "reg"
35
36if [istarget "hppa64-hp-hpux*"] {
37    verbose "reg.exp is not for PA2.0W."
38    return 0
39}
40set srcfile ${testfile}.s
41set binfile ${objdir}/${subdir}/${testfile}
42
43# To build a pa 2.0 executable
44#
45#     as -o reg reg.s
46# or
47#     cc -g -o reg reg.s
48#
49# The +DA2.0N flag doesn't seem to be needed.
50#
51# Don't reject if there are warnings, as we expect this warning:
52#
53#    (Warning) At least one PA 2.0 object file (pa2.0_test2.o) was detected.
54#    The linked output may not run on a PA 1.x system.
55#
56
57if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
58     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
59}
60
61gdb_exit
62gdb_start
63gdb_reinitialize_dir $srcdir/$subdir
64gdb_load ${binfile}
65
66# test machine--there's no 2.0n architecture, so we have
67# to try to run the app.
68#
69send_gdb "break main\n"
70    gdb_expect {
71        -re "Breakpoint.*$gdb_prompt $" {
72            pass "initial set-up"
73        }
74        -re ".*$gdb_prompt $" {
75            fail "initial set-up"
76        }
77        timeout {
78            fail "initial set-up (timeout)"
79        }
80    }
81
82send_gdb "run\n"
83    gdb_expect {
84        -re ".*Executable file incompatible with hardware.*$gdb_prompt $" {
85            # Not hppa2.0 machine
86            #
87            return 0
88        }
89        -re "Cannot exec.*$gdb_prompt $" {
90            # Not hppa2.0 machine
91            #
92            return 0
93        }
94        -re ".*Starting program:.*$gdb_prompt $" {
95            pass "Ready to start test"
96        }
97        timeout {
98            fail "initial set-up, part 2 (timeout)"
99            return 0
100        }
101    }
102
103# Let the program set known values.  This secretly deletes
104# the breakpoint at main and re-runs to mainend.
105#
106runto mainend
107
108# Look for known values
109#
110# The output format changed between gdb 6.1.1 and gdb HEAD 2004-06-01.
111#
112#   gdb 6.1.1:
113#   (gdb) info reg r1
114#   r1 1
115#
116#   gdb HEAD 2004-06-01:
117#   (gdb) info reg r1
118#   r1             0x1     1
119#
120# For now, I accept both formats.  In the future, you can remove
121# the old gdb 6.1.1 format.
122#
123# -- chastain 2004-06-26
124
125set ws "\[\r\n\t \]+"
126
127proc hp_integer_reg {regname vhex vdec} {
128  global ws
129  set value_611 "$regname${ws}$vhex"
130  set value_new "$regname${ws}0x$vhex${ws}$vdec"
131  gdb_test "info reg $regname" "$value_611|$value_new"
132}
133
134hp_integer_reg "r1"      "1"     "1"
135hp_integer_reg "r4"      "2"     "2"
136hp_integer_reg "r5"      "4"     "4"
137hp_integer_reg "r6"      "8"     "8"
138hp_integer_reg "r7"     "10"    "16"
139hp_integer_reg "r8"     "20"    "32"
140hp_integer_reg "r9"     "40"    "64"
141hp_integer_reg "r10"    "80"   "128"
142hp_integer_reg "r11"   "100"   "256"
143hp_integer_reg "r12"   "200"   "512"
144hp_integer_reg "r13"   "400"  "1024"
145hp_integer_reg "r14"   "800"  "2048"
146hp_integer_reg "r15"  "1000"  "4096"
147hp_integer_reg "r16"  "2000"  "8192"
148
149# Two odd variants that GDB supports are:
150#   "1" means "r1", and
151#   "$1" means "r1"
152
153hp_integer_reg "1" "1" "1"
154hp_integer_reg "4" "2" "2"
155
156set name "info reg \$1"
157gdb_test_multiple "info reg \$1" "$name" {
158    -re "r1${ws}1\r\n$gdb_prompt $" {
159	pass "$name"
160    }
161    -re "r1${ws}0x1${ws}1\r\n$gdb_prompt $" {
162	pass "$name"
163    }
164}
165
166# Verify that GDB responds gracefully to a register ID number that
167# is out of range.
168
169gdb_test "info reg 999" "Invalid register.*999.*"
170
171# Make sure the floating point status and error registers
172# don't show up as floating point numbers!
173
174hp_integer_reg "fpsr" "0" "0"
175hp_integer_reg "fpe1" "0" "0"
176hp_integer_reg "fpe2" "0" "0"
177hp_integer_reg "fpe3" "0" "0"
178hp_integer_reg "fpe4" "0" "0"
179hp_integer_reg "fpe5" "0" "0"
180hp_integer_reg "fpe6" "0" "0"
181hp_integer_reg "fpe7" "0" "0"
182
183# Floating point registers.
184# TODO: these are old format only.
185
186gdb_test "info reg fr4"  ".*fr4.*(double precision).* 1"
187gdb_test "info reg fr5"  ".*fr5.*(double precision).* 2"
188gdb_test "info reg fr6"  ".*fr6.*(double precision).* 2"
189gdb_test "info reg fr7"  ".*fr7.*(double precision).* 4"
190gdb_test "info reg fr8"  ".*fr8.*(double precision).* 8"
191gdb_test "info reg fr9"  ".*fr9.*(double precision).* 32"
192gdb_test "info reg fr10" ".*fr10.*(double precision).* 256"
193
194# An integer register with a 64-bit value.
195
196set name "info reg r19"
197gdb_test_multiple "info reg r19" "$name" {
198    -re "r19${ws}deadbeefbadcadee\r\n$gdb_prompt $" {
199	# old gdb 6.1.1 format, good result
200	pass "$name"
201    }
202    -re "r19${ws}badcadee\r\n$gdb_prompt $" {
203	# old gdb 6.1.1 format, bad result
204	fail "$name (32-bit truncation)"
205    }
206    -re "r19${ws}0xdeadbeefbadcadee${ws}16045690984232431086\r\n$gdb_prompt $" {
207	# new gdb HEAD 2004-06-01 format, good result
208	pass "$name"
209    }
210    -re "r19${ws}0xbadcadee${ws}3135024622\r\n$gdb_prompt $" {
211	# new gdb HEAD 2004-06-01 format, 32 bit truncation
212	fail "$name (32-bit truncation)"
213    }
214}
215
216set name "print /x \$r19"
217gdb_test_multiple "print /x \$r19" "$name" {
218    -re "= 0xdeadbeefbadcadee\r\n$gdb_prompt $" {
219	pass "$name"
220    }
221    -re "= 0xbadcadee\r\n$gdb_prompt $" {
222	# this was a PASS in the last version so keep it PASS for now
223	# -- chastain 2004-06-26
224	pass "$name (32-bit truncation)"
225    }
226}
227
228# Need to add tests of setting wide regs too.  E.g.
229#
230# set $r4 = 0x1234567890123456
231# p/x $r4
232#
233
234# done
235#
236gdb_exit
237
238return 0
239