* gdb.base/dump.exp: Force the correct endianness for binary
[deliverable/binutils-gdb.git] / gdb / testsuite / gdb.base / overlays.exp
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1# Copyright 1997, 1998, 2001, 2002, 2003, 2004, 2007
2# Free Software Foundation, Inc.
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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 Michael Snyder (msnyder@cygnus.com)
22
23if $tracelevel then {
24 strace $tracelevel
25}
26
27#
28# test running programs
29#
30
31set prms_id 0
32set bug_id 0
33
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34set data_overlays 1
35
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36if [istarget "d10v-*-*"] then {
37 set linker_script "${srcdir}/${subdir}/d10v.ld";
38} elseif [istarget "m32r-*-*"] then {
39 set linker_script "${srcdir}/${subdir}/m32r.ld";
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40} elseif [istarget "spu-*-*"] then {
41 set linker_script "${srcdir}/${subdir}/spu.ld";
42 set data_overlays 0
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43} else {
44 verbose "Skipping overlay test -- not implemented for this target."
45 return
46}
47
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48if [istarget "*-*-linux*"] then {
49 verbose "Skipping overlay test -- Linux doesn't support overlayed programs."
50 return
51}
52
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53set testfile "overlays"
54set binfile ${objdir}/${subdir}/${testfile}
f2dd3617 55set srcfile ${testfile}.c
c906108c 56
f2dd3617 57if {[gdb_compile "${srcdir}/${subdir}/${srcfile}" "${testfile}.o" object {debug}] != ""} then {
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58 untested overlays.exp
59 return -1
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60}
61if {[gdb_compile "${srcdir}/${subdir}/ovlymgr.c" ovlymgr.o object {debug}] != ""} then {
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62 untested overlays.exp
63 return -1
c906108c 64}
f2dd3617 65if {[gdb_compile "${srcdir}/${subdir}/foo.c" foo.o object {debug} ] != ""} then {
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66 untested overlays.exp
67 return -1
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68}
69
f2dd3617 70if {[gdb_compile "${srcdir}/${subdir}/bar.c" bar.o object {debug}] != ""} then {
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71 untested overlays.exp
72 return -1
c906108c 73}
f2dd3617 74if {[gdb_compile "${srcdir}/${subdir}/baz.c" baz.o object {debug}] != ""} then {
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75 untested overlays.exp
76 return -1
c906108c 77}
f2dd3617 78if {[gdb_compile "${srcdir}/${subdir}/grbx.c" grbx.o object {debug}] != ""} then {
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79 untested overlays.exp
80 return -1
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81}
82if {[gdb_compile "${testfile}.o ovlymgr.o foo.o bar.o baz.o grbx.o" ${binfile} executable "ldscript=-Wl,-T$linker_script"] != "" } {
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83 untested overlays.exp
84 return -1
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85}
86
87remote_exec build "mv ${testfile}.o foo.o bar.o baz.o grbx.o ovlymgr.o ${objdir}/${subdir}"
88
89
90gdb_start
91gdb_reinitialize_dir $srcdir/$subdir
92gdb_load ${binfile}
93
94#
95# set it up at a breakpoint so we can play with the variable values
96#
97
98if ![runto_main] then {
99 gdb_suppress_tests;
100}
101
102# couple of convenience variables
c5984d70 103set fptrcast [string_to_regexp "{int (int)}"]
c906108c 104set iptrcast [string_to_regexp "(int *)"]
c5984d70 105set hexx "0x\[0-9abcdefABCDEF\]+"
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106
107gdb_test "overlay manual" ""
108gdb_test "overlay list" "No sections are mapped." "List with none mapped"
109
110# capture the LMA addresses of [foo bar baz grbx foox barx bazx grbxx]
111
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112proc get_func_address { func func_sym msg } {
113 global gdb_prompt
114 global fptrcast
115 global hexx
116
117 set func_addr 0
118 send_gdb "print $func\n"
119 gdb_expect {
120 -re "\\$\[0-9\]+ = $fptrcast (${hexx}) <$func_sym>.*$gdb_prompt $" {
121 set func_addr $expect_out(1,string)
122 pass "get $msg"
123 }
124 -re ".*$gdb_prompt $" {
125 fail "get $msg"
126 }
127 default {
128 fail "get $msg (timeout)"
129 }
130 }
131 return $func_addr
132}
133
134set foo_lma [get_func_address "foo" "\\*foo\\*" "foo load address"]
135set bar_lma [get_func_address "bar" "\\*bar\\*" "bar load address"]
136set baz_lma [get_func_address "baz" "\\*baz\\*" "baz load address"]
137set grbx_lma [get_func_address "grbx" "\\*grbx\\*" "grbx load address"]
138
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139if $data_overlays then {
140 gdb_test "print \$foox_lma = &foox" \
c906108c 141 ".* $iptrcast 0x.*" "foox load addr"
83547f02 142 gdb_test "print \$barx_lma = &barx" \
c906108c 143 ".* $iptrcast 0x.*" "barx load addr"
83547f02 144 gdb_test "print \$bazx_lma = &bazx" \
c906108c 145 ".* $iptrcast 0x.*" "bazx load addr"
83547f02 146 gdb_test "print \$grbxx_lma = &grbxx" \
c906108c 147 ".* $iptrcast 0x.*" "grbxx load addr"
83547f02 148}
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149
150# map each overlay successively, and
151# capture the VMA addresses of [foo bar baz grbx foox barx bazx grbxx]
152
153gdb_test "overlay map .ovly0" ""
154gdb_test "overlay list" "Section .ovly0, loaded at.*, mapped at.*" "List ovly0"
c5984d70 155set foo_vma [get_func_address "foo" "foo" "foo runtime address"]
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156
157gdb_test "overlay map .ovly1" ""
158gdb_test "overlay list" "Section .ovly1, loaded at.*, mapped at.*" "List ovly1"
c5984d70 159set bar_vma [get_func_address "bar" "bar" "bar runtime address"]
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160
161gdb_test "overlay map .ovly2" ""
162gdb_test "overlay list" "Section .ovly2, loaded at.*, mapped at.*" "List ovly2"
c5984d70 163set baz_vma [get_func_address "baz" "baz" "baz runtime address"]
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164
165gdb_test "overlay map .ovly3" ""
166gdb_test "overlay list" "Section .ovly3, loaded at.*, mapped at.*" "List ovly3"
c5984d70 167set grbx_vma [get_func_address "grbx" "grbx" "grbx runtime address"]
c906108c 168
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169if $data_overlays then {
170 gdb_test "overlay map .data00" ""
171 gdb_test "overlay list" "Section .data00, loaded .*, mapped .*" "List data00"
172 gdb_test "print \$foox_vma = &foox" \
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173 ".* $iptrcast 0x.*" "foox runtime addr"
174
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175 gdb_test "overlay map .data01" ""
176 gdb_test "overlay list" "Section .data01, loaded .*, mapped .*" "List data01"
177 gdb_test "print \$barx_vma = &barx" \
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178 ".* $iptrcast 0x.*" "barx runtime addr"
179
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180 gdb_test "overlay map .data02" ""
181 gdb_test "overlay list" "Section .data02, loaded .*, mapped .*" "List data02"
182 gdb_test "print \$bazx_vma = &bazx" \
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183 ".* $iptrcast 0x.*" "bazx runtime addr"
184
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185 gdb_test "overlay map .data03" ""
186 gdb_test "overlay list" "Section .data03, loaded .*, mapped .*" "List data03"
187 gdb_test "print \$grbxx_vma = &grbxx" \
c906108c 188 ".* $iptrcast 0x.*" "grbxx runtime addr"
83547f02 189}
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190# Verify that LMA != VMA
191
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192gdb_test "print $foo_lma != $foo_vma" ".* = 1" "foo's LMA != VMA"
193gdb_test "print $bar_lma != $bar_vma" ".* = 1" "bar's LMA != VMA"
194gdb_test "print $baz_lma != $baz_vma" ".* = 1" "baz's LMA != VMA"
195gdb_test "print $grbx_lma != $grbx_vma" ".* = 1" "grbx's LMA != VMA"
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196if $data_overlays then {
197 gdb_test "print \$foox_lma != \$foox_vma" ".* = 1" "foox's LMA != VMA"
198 gdb_test "print \$barx_lma != \$barx_vma" ".* = 1" "barx's LMA != VMA"
199 gdb_test "print \$bazx_lma != \$bazx_vma" ".* = 1" "bazx's LMA != VMA"
200 gdb_test "print \$grbxx_lma != \$grbxx_vma" ".* = 1" "grbxx's LMA != VMA"
201}
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202
203# Verify that early-mapped overlays have been bumped out
204# by later-mapped overlays layed over in the same VMA range.
205
206send_gdb "overlay list\n"
207gdb_expect {
208 -re ".*ovly0, " { fail ".ovly0 not unmapped by .ovly1" }
209 -re ".*ovly2, " { fail ".ovly2 not unmapped by .ovly3" }
210 -re ".*data00," { fail ".data00 not unmapped by .data01" }
211 -re ".*data02," { fail ".data02 not unmapped by .data03" }
212 -re ".*$gdb_prompt $" { pass "Automatic unmapping" }
213 timeout { fail "(timeout) Automatic unmapping" }
214}
215
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216# Verify that both sec1 and sec2 can be loaded simultaneously.
217proc simultaneous_pair { sec1 sec2 } {
218 global gdb_prompt
219
220 set pairname "$sec1 and $sec2 mapped simultaneously"
221 gdb_test "overlay map $sec1" "" "$pairname: map $sec1"
222 gdb_test "overlay map $sec2" "" "$pairname: map $sec2"
223
224 set seen_sec1 0
225 set seen_sec2 0
226
227 send_gdb "overlay list\n"
228 gdb_expect {
229 -re ".*[string_to_regexp $sec1], " { set seen_sec1 1; exp_continue }
230 -re ".*[string_to_regexp $sec2], " { set seen_sec2 1; exp_continue }
231 -re ".*$gdb_prompt $" {
232 if {$seen_sec1 && $seen_sec2} {
233 pass "$pairname"
234 } else {
235 fail "$pairname"
236 }
237 }
238 timeout { fail "(timeout) $pairname" }
239 }
240}
241
242simultaneous_pair .ovly0 .ovly2
243simultaneous_pair .ovly0 .ovly3
244simultaneous_pair .ovly1 .ovly2
245simultaneous_pair .ovly1 .ovly3
246
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247if $data_overlays then {
248 simultaneous_pair .data00 .data02
249 simultaneous_pair .data00 .data03
250 simultaneous_pair .data01 .data02
251 simultaneous_pair .data01 .data03
252}
ffd61a58 253
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254# test automatic mode
255
256gdb_test "overlay auto" ""
257gdb_test "overlay list" "No sections are mapped." "List none mapped (auto)"
258gdb_test "break foo" "Breakpoint .*at .*file .*foo.c.*" "break foo"
259gdb_test "break bar" "Breakpoint .*at .*file .*bar.c.*" "break bar"
260gdb_test "break baz" "Breakpoint .*at .*file .*baz.c.*" "break baz"
261gdb_test "break grbx" "Breakpoint .*at .*file .*grbx.c.*" "break grbx"
262
263send_gdb "continue\n"
264gdb_expect {
265 -re "Breakpoint .* foo .x=1. at .*$gdb_prompt $" { pass "hit foo" }
266 -re ".*$gdb_prompt $" { fail "hit foo" }
267 timeout { fail "(timeout) hit foo" }
268}
269
270send_gdb "backtrace\n"
271gdb_expect {
272 -re "#0 .*foo .*#1 .*main .*$gdb_prompt $" { pass "BT foo" }
273 -re ".*$gdb_prompt $" { fail "BT foo" }
274 timeout { fail "(timeout) BT foo" }
275}
276
277
278send_gdb "continue\n"
279gdb_expect {
280 -re "Breakpoint .* bar .x=1. at .*$gdb_prompt $" { pass "hit bar" }
281 -re ".*$gdb_prompt $" { fail "hit bar" }
282 timeout { fail "(timeout) hit bar" }
283}
284
285send_gdb "backtrace\n"
286gdb_expect {
287 -re "#0 .*bar .*#1 .*main .*$gdb_prompt $" { pass "BT bar" }
288 -re ".*$gdb_prompt $" { fail "BT bar" }
289 timeout { fail "(timeout) BT bar" }
290}
291
292send_gdb "continue\n"
293gdb_expect {
294 -re "Breakpoint .* baz .x=1. at .*$gdb_prompt $" { pass "hit baz" }
295 -re ".*$gdb_prompt $" { fail "hit baz" }
296 timeout { fail "(timeout) hit baz" }
297}
298
299send_gdb "backtrace\n"
300gdb_expect {
301 -re "#0 .*baz .*#1 .*main .*$gdb_prompt $" { pass "BT baz" }
302 -re ".*$gdb_prompt $" { fail "BT baz" }
303 timeout { fail "(timeout) BT baz" }
304}
305
306send_gdb "continue\n"
307gdb_expect {
308 -re "Breakpoint .* grbx .x=1. at .*$gdb_prompt $" { pass "hit grbx" }
309 -re ".*$gdb_prompt $" { fail "hit grbx" }
310 timeout { fail "(timeout) hit grbx" }
311}
312
313send_gdb "backtrace\n"
314gdb_expect {
315 -re "#0 .*grbx .*#1 .*main .*$gdb_prompt $" { pass "BT grbx" }
316 -re ".*$gdb_prompt $" { fail "BT grbx" }
317 timeout { fail "(timeout) BT grbx" }
318}
319
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