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9b254dd1 | 1 | # Copyright (C) 1997, 1998, 2007, 2008 Free Software Foundation, Inc. |
7be570e7 JM |
2 | |
3 | # This program is free software; you can redistribute it and/or modify | |
4 | # it under the terms of the GNU General Public License as published by | |
e22f8b7c | 5 | # the Free Software Foundation; either version 3 of the License, or |
7be570e7 | 6 | # (at your option) any later version. |
e22f8b7c | 7 | # |
7be570e7 JM |
8 | # This program is distributed in the hope that it will be useful, |
9 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | # GNU General Public License for more details. | |
e22f8b7c | 12 | # |
7be570e7 | 13 | # You should have received a copy of the GNU General Public License |
e22f8b7c | 14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
7be570e7 JM |
15 | |
16 | # Please email any bugs, comments, and/or additions to this file to: | |
17 | # bug-gdb@prep.ai.mit.edu | |
18 | ||
19 | if $tracelevel then { | |
20 | strace $tracelevel | |
21 | } | |
22 | ||
23 | set prms_id 0 | |
24 | set bug_id 0 | |
25 | ||
26 | if { [skip_hp_tests] } then { continue } | |
27 | ||
28 | set testfile "so-thresh" | |
29 | set binfile ${objdir}/${subdir}/${testfile} | |
30 | ||
31 | if [get_compiler_info ${binfile}] { | |
32 | return -1 | |
33 | } | |
34 | ||
35 | # This testcase is relatively large, and therefore can take awhile to | |
36 | # load. We'd best set the timeout to something suitable, or we may | |
37 | # seem to fail... | |
38 | # | |
39 | set timeout 60 | |
40 | ||
41 | # Build procedure for this testcase: | |
42 | # ${srcdir}/${subdir}/so-thresh.sh ${subdir} | |
43 | # which calls, | |
44 | # make -f ${srcdir}/${subdir}/so-thresh.mk <targets> <macros> | |
45 | # which builds, | |
46 | # genso-thresh (from genso-thresh.c) | |
47 | # which generates, | |
48 | # lib00-so-thresh.c | |
49 | # lib01-so-thresh.c | |
50 | # lib02-so-thresh.c | |
51 | # so-thresh.lopt (link options file) | |
52 | # lib0*-so-thresh.sl (from .c files above) | |
53 | # so-thresh (from so-thresh.c) | |
54 | # using lib0*-so-thresh.sl and so-thresh.lopt | |
55 | # | |
56 | # Since so-thresh.mk requires SRCDIR and OBJDIR macro definitions, | |
57 | # and SRCDIR / OBJDIR could be in relative path format, we use | |
58 | # so-thresh.sh script to pin down SRCDIR / OBJDIR (using $PWD/ prefix | |
59 | # when detected relative path values for srcdir / objdir), before the | |
60 | # 'cd $subdir' call (when this can be done in TCL here, we can call | |
61 | # make directly instead). | |
62 | # | |
63 | # remote_exec build "sh -c \\\"cd ${objdir}/${subdir}\\; make -v -f ${srcdir}/${subdir}/${testfile}.mk clean require_shlibs all SRCDIR=${srcdir}/${subdir} OBJDIR=${objdir}/${subdir}\\\"" | |
64 | ||
7be570e7 JM |
65 | remote_exec build "${srcdir}/${subdir}/${testfile}.sh $subdir" |
66 | ||
67 | # Only HP-UX (and any other platforms using SOM shared libraries, I | |
ca344dff | 68 | # guess) interprets the auto-solib-limit variable as a threshhold, |
7be570e7 JM |
69 | # rather than a boolean that strictly enables or disables automatic |
70 | # loading of shlib symbol tables. | |
71 | # | |
72 | # On HP-UX, it is the size threshhold (in megabytes) at which to | |
73 | # stop auto loading of symbol tables. | |
74 | # | |
75 | if ![istarget "hppa*-hp-hpux*"] then { | |
76 | setup_xfail "*-*-*" | |
77 | } | |
78 | ||
79 | # Start with a fresh gdb | |
80 | # | |
81 | gdb_exit | |
82 | gdb_start | |
83 | gdb_reinitialize_dir $srcdir/$subdir | |
84 | gdb_load ${binfile} | |
85 | ||
86 | # This is a test of gdb's ability on HP-UX to stop automatically | |
87 | # loading symbols of shared libraries, when the total size of the | |
88 | # debugger's symbol table reaches a specified threshhold. | |
89 | # | |
90 | ||
ca344dff | 91 | # On HP-UX, the help text for auto-solib-limit mentions that it |
7be570e7 JM |
92 | # serves as a threshhold. |
93 | # | |
ca344dff | 94 | send_gdb "help set auto-solib-limit\n" |
7be570e7 | 95 | gdb_expect { |
ca344dff JL |
96 | -re "Set threshold .in Mb. for autoloading shared library symbols.* |
97 | When shared library autoloading is enabled, new libraries will be loaded.* | |
98 | only until the total size of shared library symbols exceeds this.* | |
99 | threshold in megabytes. Is ignored when using .sharedlibrary.*$gdb_prompt $"\ | |
100 | {pass "help set auto-solib-limit"} | |
7be570e7 | 101 | -re "$gdb_prompt $"\ |
ca344dff JL |
102 | {fail "help set auto-solib-limit"} |
103 | timeout {fail "(timeout) help set auto-solib-limit"} | |
7be570e7 JM |
104 | } |
105 | ||
106 | # On HP-UX, the threshhold is by default set to 50, which means | |
107 | # 50 megabytes. | |
108 | # | |
ca344dff | 109 | send_gdb "show auto-solib-limit\n" |
7be570e7 | 110 | gdb_expect { |
ca344dff JL |
111 | -re "Threshold .in Mb. for autoloading shared library symbols is $decimal.*$gdb_prompt $"\ |
112 | {pass "show auto-solib-limit "} | |
7be570e7 | 113 | -re "$gdb_prompt $"\ |
ca344dff JL |
114 | {fail "show auto-solib-limit "} |
115 | timeout {fail "(timeout) show auto-solib-limit "} | |
7be570e7 JM |
116 | } |
117 | ||
ca344dff | 118 | send_gdb "set auto-solib-limit 1\n" |
7be570e7 JM |
119 | gdb_expect { |
120 | -re ".*$gdb_prompt $" | |
ca344dff | 121 | {pass "set auto-solib-limit to 1"} |
7be570e7 | 122 | -re ".*$gdb_prompt $" |
ca344dff JL |
123 | {fail "set auto-solib-limit to 1"} |
124 | timeout {fail "(timeout) set auto-solib-limit to 1"} | |
7be570e7 JM |
125 | } |
126 | ||
127 | ||
128 | # We have manually verified that our testcase exceeds 1 Mbytes | |
129 | # of heap space in GDB to hold the symbols for the main program | |
130 | # and all associated linked-against libraries. Thus, when we | |
131 | # run to the program's main, and therefore notice all the linked- | |
132 | # against shlibs, we expect to hit the threshhold. | |
133 | # | |
134 | # (Note that we're not using the expect [runto main] function here, | |
135 | # 'cause we want to match on output from the run command. | |
136 | # | |
137 | send_gdb "break main\n" | |
138 | gdb_expect { | |
139 | -re "Breakpoint \[0-9\]* at.*$gdb_prompt $"\ | |
140 | {pass "1 set break at main"} | |
141 | -re "$gdb_prompt $"\ | |
142 | {fail "1 set break at main"} | |
143 | timeout {fail "(timeout) 1 set break at main"} | |
144 | } | |
145 | ||
146 | send_gdb "run\n" | |
147 | gdb_expect { | |
148 | -re ".*warning. Symbols for some libraries have not been loaded, because.* | |
ca344dff | 149 | doing so would exceed the size threshold specified by auto-solib-limit.* |
7be570e7 | 150 | To manually load symbols, use the 'sharedlibrary' command.* |
ca344dff | 151 | To raise the threshold, set auto-solib-limit to a larger value and rerun.* |
7be570e7 | 152 | the program.*$gdb_prompt $"\ |
ca344dff | 153 | {pass "run to main hit auto-solib-limit threshold"} |
7be570e7 | 154 | -re "$gdb_prompt $"\ |
ca344dff JL |
155 | {fail "run to main hit auto-solib-limit threshold"} |
156 | timeout {fail "(timeout) run to main hit auto-solib-limit threshold"} | |
7be570e7 JM |
157 | } |
158 | ||
159 | # Verify that "info share" mentions something about libraries whose | |
160 | # symbols weren't loaded. | |
161 | # | |
162 | # We'll assume that at least the last two shlib's symbols weren't | |
163 | # loaded. As a side-effect of matching this pattern, the text start | |
164 | # address of the last one is captured in expect_out(1,string). | |
165 | # (we'll need it for the 'add-symbol-file' command in a nonce...) | |
166 | # | |
167 | send_gdb "info sharedlibrary\n" | |
168 | gdb_expect { | |
169 | -re ".*lib01_$testfile.sl .*symbols not loaded.*0x\[0-9\]* (0x\[0-9a-fA-F\]*).*$gdb_prompt $"\ | |
170 | { send_gdb "add-symbol-file lib02_$testfile.sl $expect_out(1,string)\n" | |
171 | gdb_expect { | |
172 | -re "add symbol table.*y or n.*$"\ | |
173 | {send_gdb "y\n" | |
174 | gdb_expect { | |
175 | -re "$gdb_prompt $" {pass "add-symbol-file and info sharedlib"} | |
176 | timeout {fail "(timeout) add-symbol-file and info sharedlib"} | |
177 | }} | |
178 | -re "$gdb_prompt $"\ | |
179 | {fail "add-symbol-file and info sharedlib"} | |
180 | timeout {fail "(timeout) add-symbol-file and info sharedlib"} | |
181 | } | |
182 | } | |
183 | -re "$gdb_prompt $" { | |
184 | setup_xfail hppa*-*-* CHFts24108 | |
185 | fail "info sharedlibrary shows shlibs with unloaded symbols" | |
186 | } | |
187 | timeout {fail "(timeout) info sharedlibrary shows shlibs with unloaded symbols"} | |
188 | } | |
189 | ||
190 | # Verify that we can manually load the symbol table of a library | |
191 | # whose symbols weren't loaded. (We'll pick the last one.) | |
192 | # | |
193 | ||
194 | # I moved this test inside the one above, because the expect_out array is not ok if the | |
195 | # previous test has failed, and expect would error out (elz) | |
196 | # | |
197 | #send_gdb "add-symbol-file lib02_$testfile.sl $expect_out(1,string)\n" | |
198 | #gdb_expect { | |
199 | # -re "add symbol table.*y or n.*$"\ | |
200 | # {send_gdb "y\n" | |
201 | # gdb_expect { | |
202 | # -re "$gdb_prompt $" {pass "add-symbol-file"} | |
203 | # timeout {fail "(timeout) add-symbol-file"} | |
204 | # }} | |
205 | # -re "$gdb_prompt $"\ | |
206 | # {fail "add-symbol-file"} | |
207 | # timeout {fail "(timeout) add-symbol-file"} | |
208 | #} | |
209 | ||
210 | # Verify that we can manually load the symbols for all libraries | |
211 | # which weren't already loaded. | |
212 | # | |
213 | # Warning! On a machine with little free swap space, this may | |
214 | # fail! | |
215 | # | |
216 | send_gdb "sharedlibrary\n" | |
217 | gdb_expect { | |
218 | -re "Reading symbols from.*done.*$gdb_prompt $"\ | |
219 | {pass "sharedlibrary"} | |
220 | -re "$gdb_prompt $" { | |
221 | setup_xfail hppa*-*-* CHFts24108 | |
222 | fail "sharedlibrary" | |
223 | } | |
224 | timeout {fail "(timeout) sharedlibrary"} | |
225 | } | |
226 | ||
227 | # Rerun the program, this time verifying that we can set the | |
228 | # threshhold high enough to avoid hitting it. | |
229 | # | |
230 | # It appears that gdb isn't freeing memory when rerunning, as one | |
231 | # would expect. To avoid potentially hitting a virtual memory | |
232 | # ceiling, start with a fresh gdb. | |
233 | # | |
234 | gdb_exit | |
235 | gdb_start | |
236 | gdb_reinitialize_dir $srcdir/$subdir | |
237 | gdb_load ${binfile} | |
238 | ||
239 | send_gdb "break main\n" | |
240 | gdb_expect { | |
241 | -re "Breakpoint \[0-9\]* at.*$gdb_prompt $"\ | |
242 | {pass "2 set break at main"} | |
243 | -re "$gdb_prompt $"\ | |
244 | {fail "2 set break at main"} | |
245 | timeout {fail "(timeout) 2 set break at main"} | |
246 | } | |
247 | ||
ca344dff | 248 | send_gdb "set auto-solib-limit 9999\n" |
7be570e7 JM |
249 | gdb_expect { |
250 | -re "$gdb_prompt $"\ | |
ca344dff JL |
251 | {pass "set auto-solib-limit threshold to practical infinity"} |
252 | timeout {fail "(timeout) set auto-solib-limit threshold to practical infinity"} | |
7be570e7 JM |
253 | } |
254 | send_gdb "run\n" | |
255 | gdb_expect { | |
256 | -re ".*warning. Symbols for some libraries have not been loaded, because.* | |
ca344dff | 257 | doing so would exceed the size threshold specified by auto-solib-limit.* |
7be570e7 | 258 | To manually load symbols, use the 'sharedlibrary' command.* |
ca344dff | 259 | To raise the threshold, set auto-solib-limit to a larger value and rerun.* |
7be570e7 JM |
260 | the program.*$gdb_prompt $"\ |
261 | {fail "rerun threshold at practical infinity (still hit threshold)"} | |
262 | -re "$gdb_prompt $"\ | |
263 | {pass "rerun with threshold at practical infinity"} | |
264 | timeout {fail "(timeout) rerun with threshold at practical infinity"} | |
265 | } | |
266 | ||
267 | # Rerun the program, this time altogether disabling the auto loading | |
268 | # feature. There should be no information at all about shared | |
269 | # libraries now. | |
270 | # | |
271 | # ??rehrauer: Personally, I'd call that a bug, since it doesn't give | |
272 | # you the ability to manually load single shlibs (you need the text | |
273 | # start address that 'info share' normall gives you). On the other | |
274 | # hand, one can easily choose to load them all... | |
275 | # | |
276 | # It appears that gdb isn't freeing memory when rerunning, as one | |
277 | # would expect. To avoid potentially hitting a virtual memory | |
278 | # ceiling, start with a fresh gdb. | |
279 | # | |
280 | gdb_exit | |
281 | gdb_start | |
282 | gdb_reinitialize_dir $srcdir/$subdir | |
283 | gdb_load ${binfile} | |
284 | ||
285 | send_gdb "break main\n" | |
286 | gdb_expect { | |
287 | -re "Breakpoint \[0-9\]* at.*$gdb_prompt $"\ | |
288 | {pass "3 set break at main"} | |
289 | -re "$gdb_prompt $"\ | |
290 | {fail "3 set break at main"} | |
291 | timeout {fail "(timeout) 3 set break at main"} | |
292 | } | |
293 | ||
ca344dff | 294 | send_gdb "set auto-solib-limit 0\n" |
7be570e7 JM |
295 | gdb_expect { |
296 | -re "$gdb_prompt $"\ | |
ca344dff JL |
297 | {pass "set auto-solib-limit threshold to 0"} |
298 | timeout {fail "(timeout) set auto-solib-limit threshold to 0"} | |
7be570e7 JM |
299 | } |
300 | send_gdb "run\n" | |
301 | gdb_expect { | |
302 | -re ".*warning. Symbols for some libraries have not been loaded, because.* | |
ca344dff | 303 | doing so would exceed the size threshold specified by auto-solib-limit.* |
7be570e7 | 304 | To manually load symbols, use the 'sharedlibrary' command.* |
ca344dff | 305 | To raise the threshold, set auto-solib-limit to a larger value and rerun.* |
7be570e7 JM |
306 | the program.*$gdb_prompt $"\ |
307 | {fail "rerun threshold at 0 (still hit threshold)"} | |
308 | -re "$gdb_prompt $"\ | |
309 | {pass "rerun with threshold at 0"} | |
310 | timeout {fail "(timeout) rerun with threshold at 0"} | |
311 | } | |
312 | ||
313 | # Verify that we can still manually load symbols for all libraries. | |
314 | # (We'll assume that if the last shlib's symbols are loaded, that | |
315 | # all of them were.) | |
316 | # | |
317 | # Note that we set the GDB "height" variable to prevent GDB from | |
318 | # prompting | |
319 | # | |
320 | # Warning! On a machine with little free swap space, this may | |
321 | # fail! | |
322 | # | |
323 | send_gdb "set height 9999\n" | |
324 | gdb_expect { | |
325 | -re "$gdb_prompt $"\ | |
326 | {pass "set screen page height to practical infinity"} | |
327 | timeout {fail "(timeout) set screen page height to practical infinity"} | |
328 | } | |
329 | send_gdb "sharedlibrary\n" | |
330 | gdb_expect { | |
331 | -re ".*Reading symbols from .*/lib02-so-thresh\\.sl\\.\\.\\.done\\..*$gdb_prompt $"\ | |
332 | {pass "manually load all symbols"} | |
333 | -re "$gdb_prompt $" { | |
334 | setup_xfail hppa*-*-* CHFts24108 | |
335 | fail "manually load all symbols (CHFts24108)" | |
336 | } | |
337 | timeout {fail "(timeout) manually load all symbols"} | |
338 | } | |
339 | ||
340 | return 0 |