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7b6bb8da | 1 | # Copyright (C) 1997, 1998, 2007, 2008, 2009, 2010, 2011 |
4c38e0a4 | 2 | # Free Software Foundation, Inc. |
7be570e7 JM |
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 | |
e22f8b7c | 6 | # the Free Software Foundation; either version 3 of the License, or |
7be570e7 | 7 | # (at your option) any later version. |
e22f8b7c | 8 | # |
7be570e7 JM |
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. | |
e22f8b7c | 13 | # |
7be570e7 | 14 | # You should have received a copy of the GNU General Public License |
e22f8b7c | 15 | # along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
7be570e7 | 16 | |
7be570e7 JM |
17 | if $tracelevel then { |
18 | strace $tracelevel | |
19 | } | |
20 | ||
7be570e7 JM |
21 | |
22 | if { [skip_hp_tests] } then { continue } | |
23 | ||
24 | set testfile "so-thresh" | |
25 | set binfile ${objdir}/${subdir}/${testfile} | |
26 | ||
27 | if [get_compiler_info ${binfile}] { | |
28 | return -1 | |
29 | } | |
30 | ||
31 | # This testcase is relatively large, and therefore can take awhile to | |
32 | # load. We'd best set the timeout to something suitable, or we may | |
33 | # seem to fail... | |
34 | # | |
35 | set timeout 60 | |
36 | ||
37 | # Build procedure for this testcase: | |
38 | # ${srcdir}/${subdir}/so-thresh.sh ${subdir} | |
39 | # which calls, | |
40 | # make -f ${srcdir}/${subdir}/so-thresh.mk <targets> <macros> | |
41 | # which builds, | |
42 | # genso-thresh (from genso-thresh.c) | |
43 | # which generates, | |
44 | # lib00-so-thresh.c | |
45 | # lib01-so-thresh.c | |
46 | # lib02-so-thresh.c | |
47 | # so-thresh.lopt (link options file) | |
48 | # lib0*-so-thresh.sl (from .c files above) | |
49 | # so-thresh (from so-thresh.c) | |
50 | # using lib0*-so-thresh.sl and so-thresh.lopt | |
51 | # | |
52 | # Since so-thresh.mk requires SRCDIR and OBJDIR macro definitions, | |
53 | # and SRCDIR / OBJDIR could be in relative path format, we use | |
54 | # so-thresh.sh script to pin down SRCDIR / OBJDIR (using $PWD/ prefix | |
55 | # when detected relative path values for srcdir / objdir), before the | |
56 | # 'cd $subdir' call (when this can be done in TCL here, we can call | |
57 | # make directly instead). | |
58 | # | |
59 | # remote_exec build "sh -c \\\"cd ${objdir}/${subdir}\\; make -v -f ${srcdir}/${subdir}/${testfile}.mk clean require_shlibs all SRCDIR=${srcdir}/${subdir} OBJDIR=${objdir}/${subdir}\\\"" | |
60 | ||
7be570e7 JM |
61 | remote_exec build "${srcdir}/${subdir}/${testfile}.sh $subdir" |
62 | ||
63 | # Only HP-UX (and any other platforms using SOM shared libraries, I | |
ca344dff | 64 | # guess) interprets the auto-solib-limit variable as a threshhold, |
7be570e7 JM |
65 | # rather than a boolean that strictly enables or disables automatic |
66 | # loading of shlib symbol tables. | |
67 | # | |
68 | # On HP-UX, it is the size threshhold (in megabytes) at which to | |
69 | # stop auto loading of symbol tables. | |
70 | # | |
71 | if ![istarget "hppa*-hp-hpux*"] then { | |
72 | setup_xfail "*-*-*" | |
73 | } | |
74 | ||
75 | # Start with a fresh gdb | |
76 | # | |
77 | gdb_exit | |
78 | gdb_start | |
79 | gdb_reinitialize_dir $srcdir/$subdir | |
80 | gdb_load ${binfile} | |
81 | ||
82 | # This is a test of gdb's ability on HP-UX to stop automatically | |
83 | # loading symbols of shared libraries, when the total size of the | |
84 | # debugger's symbol table reaches a specified threshhold. | |
85 | # | |
86 | ||
ca344dff | 87 | # On HP-UX, the help text for auto-solib-limit mentions that it |
7be570e7 JM |
88 | # serves as a threshhold. |
89 | # | |
ca344dff | 90 | send_gdb "help set auto-solib-limit\n" |
7be570e7 | 91 | gdb_expect { |
ca344dff JL |
92 | -re "Set threshold .in Mb. for autoloading shared library symbols.* |
93 | When shared library autoloading is enabled, new libraries will be loaded.* | |
94 | only until the total size of shared library symbols exceeds this.* | |
95 | threshold in megabytes. Is ignored when using .sharedlibrary.*$gdb_prompt $"\ | |
96 | {pass "help set auto-solib-limit"} | |
7be570e7 | 97 | -re "$gdb_prompt $"\ |
ca344dff JL |
98 | {fail "help set auto-solib-limit"} |
99 | timeout {fail "(timeout) help set auto-solib-limit"} | |
7be570e7 JM |
100 | } |
101 | ||
102 | # On HP-UX, the threshhold is by default set to 50, which means | |
103 | # 50 megabytes. | |
104 | # | |
ca344dff | 105 | send_gdb "show auto-solib-limit\n" |
7be570e7 | 106 | gdb_expect { |
ca344dff JL |
107 | -re "Threshold .in Mb. for autoloading shared library symbols is $decimal.*$gdb_prompt $"\ |
108 | {pass "show auto-solib-limit "} | |
7be570e7 | 109 | -re "$gdb_prompt $"\ |
ca344dff JL |
110 | {fail "show auto-solib-limit "} |
111 | timeout {fail "(timeout) show auto-solib-limit "} | |
7be570e7 JM |
112 | } |
113 | ||
ca344dff | 114 | send_gdb "set auto-solib-limit 1\n" |
7be570e7 JM |
115 | gdb_expect { |
116 | -re ".*$gdb_prompt $" | |
ca344dff | 117 | {pass "set auto-solib-limit to 1"} |
7be570e7 | 118 | -re ".*$gdb_prompt $" |
ca344dff JL |
119 | {fail "set auto-solib-limit to 1"} |
120 | timeout {fail "(timeout) set auto-solib-limit to 1"} | |
7be570e7 JM |
121 | } |
122 | ||
123 | ||
124 | # We have manually verified that our testcase exceeds 1 Mbytes | |
125 | # of heap space in GDB to hold the symbols for the main program | |
126 | # and all associated linked-against libraries. Thus, when we | |
127 | # run to the program's main, and therefore notice all the linked- | |
128 | # against shlibs, we expect to hit the threshhold. | |
129 | # | |
130 | # (Note that we're not using the expect [runto main] function here, | |
131 | # 'cause we want to match on output from the run command. | |
132 | # | |
133 | send_gdb "break main\n" | |
134 | gdb_expect { | |
135 | -re "Breakpoint \[0-9\]* at.*$gdb_prompt $"\ | |
136 | {pass "1 set break at main"} | |
137 | -re "$gdb_prompt $"\ | |
138 | {fail "1 set break at main"} | |
139 | timeout {fail "(timeout) 1 set break at main"} | |
140 | } | |
141 | ||
142 | send_gdb "run\n" | |
143 | gdb_expect { | |
144 | -re ".*warning. Symbols for some libraries have not been loaded, because.* | |
ca344dff | 145 | doing so would exceed the size threshold specified by auto-solib-limit.* |
7be570e7 | 146 | To manually load symbols, use the 'sharedlibrary' command.* |
ca344dff | 147 | To raise the threshold, set auto-solib-limit to a larger value and rerun.* |
7be570e7 | 148 | the program.*$gdb_prompt $"\ |
ca344dff | 149 | {pass "run to main hit auto-solib-limit threshold"} |
7be570e7 | 150 | -re "$gdb_prompt $"\ |
ca344dff JL |
151 | {fail "run to main hit auto-solib-limit threshold"} |
152 | timeout {fail "(timeout) run to main hit auto-solib-limit threshold"} | |
7be570e7 JM |
153 | } |
154 | ||
155 | # Verify that "info share" mentions something about libraries whose | |
156 | # symbols weren't loaded. | |
157 | # | |
158 | # We'll assume that at least the last two shlib's symbols weren't | |
159 | # loaded. As a side-effect of matching this pattern, the text start | |
160 | # address of the last one is captured in expect_out(1,string). | |
161 | # (we'll need it for the 'add-symbol-file' command in a nonce...) | |
162 | # | |
163 | send_gdb "info sharedlibrary\n" | |
164 | gdb_expect { | |
165 | -re ".*lib01_$testfile.sl .*symbols not loaded.*0x\[0-9\]* (0x\[0-9a-fA-F\]*).*$gdb_prompt $"\ | |
166 | { send_gdb "add-symbol-file lib02_$testfile.sl $expect_out(1,string)\n" | |
167 | gdb_expect { | |
168 | -re "add symbol table.*y or n.*$"\ | |
169 | {send_gdb "y\n" | |
170 | gdb_expect { | |
171 | -re "$gdb_prompt $" {pass "add-symbol-file and info sharedlib"} | |
172 | timeout {fail "(timeout) add-symbol-file and info sharedlib"} | |
173 | }} | |
174 | -re "$gdb_prompt $"\ | |
175 | {fail "add-symbol-file and info sharedlib"} | |
176 | timeout {fail "(timeout) add-symbol-file and info sharedlib"} | |
177 | } | |
178 | } | |
179 | -re "$gdb_prompt $" { | |
180 | setup_xfail hppa*-*-* CHFts24108 | |
181 | fail "info sharedlibrary shows shlibs with unloaded symbols" | |
182 | } | |
183 | timeout {fail "(timeout) info sharedlibrary shows shlibs with unloaded symbols"} | |
184 | } | |
185 | ||
186 | # Verify that we can manually load the symbol table of a library | |
187 | # whose symbols weren't loaded. (We'll pick the last one.) | |
188 | # | |
189 | ||
190 | # I moved this test inside the one above, because the expect_out array is not ok if the | |
191 | # previous test has failed, and expect would error out (elz) | |
192 | # | |
193 | #send_gdb "add-symbol-file lib02_$testfile.sl $expect_out(1,string)\n" | |
194 | #gdb_expect { | |
195 | # -re "add symbol table.*y or n.*$"\ | |
196 | # {send_gdb "y\n" | |
197 | # gdb_expect { | |
198 | # -re "$gdb_prompt $" {pass "add-symbol-file"} | |
199 | # timeout {fail "(timeout) add-symbol-file"} | |
200 | # }} | |
201 | # -re "$gdb_prompt $"\ | |
202 | # {fail "add-symbol-file"} | |
203 | # timeout {fail "(timeout) add-symbol-file"} | |
204 | #} | |
205 | ||
206 | # Verify that we can manually load the symbols for all libraries | |
207 | # which weren't already loaded. | |
208 | # | |
209 | # Warning! On a machine with little free swap space, this may | |
210 | # fail! | |
211 | # | |
212 | send_gdb "sharedlibrary\n" | |
213 | gdb_expect { | |
214 | -re "Reading symbols from.*done.*$gdb_prompt $"\ | |
215 | {pass "sharedlibrary"} | |
216 | -re "$gdb_prompt $" { | |
217 | setup_xfail hppa*-*-* CHFts24108 | |
218 | fail "sharedlibrary" | |
219 | } | |
220 | timeout {fail "(timeout) sharedlibrary"} | |
221 | } | |
222 | ||
223 | # Rerun the program, this time verifying that we can set the | |
224 | # threshhold high enough to avoid hitting it. | |
225 | # | |
226 | # It appears that gdb isn't freeing memory when rerunning, as one | |
227 | # would expect. To avoid potentially hitting a virtual memory | |
228 | # ceiling, start with a fresh gdb. | |
229 | # | |
230 | gdb_exit | |
231 | gdb_start | |
232 | gdb_reinitialize_dir $srcdir/$subdir | |
233 | gdb_load ${binfile} | |
234 | ||
235 | send_gdb "break main\n" | |
236 | gdb_expect { | |
237 | -re "Breakpoint \[0-9\]* at.*$gdb_prompt $"\ | |
238 | {pass "2 set break at main"} | |
239 | -re "$gdb_prompt $"\ | |
240 | {fail "2 set break at main"} | |
241 | timeout {fail "(timeout) 2 set break at main"} | |
242 | } | |
243 | ||
ca344dff | 244 | send_gdb "set auto-solib-limit 9999\n" |
7be570e7 JM |
245 | gdb_expect { |
246 | -re "$gdb_prompt $"\ | |
ca344dff JL |
247 | {pass "set auto-solib-limit threshold to practical infinity"} |
248 | timeout {fail "(timeout) set auto-solib-limit threshold to practical infinity"} | |
7be570e7 JM |
249 | } |
250 | send_gdb "run\n" | |
251 | gdb_expect { | |
252 | -re ".*warning. Symbols for some libraries have not been loaded, because.* | |
ca344dff | 253 | doing so would exceed the size threshold specified by auto-solib-limit.* |
7be570e7 | 254 | To manually load symbols, use the 'sharedlibrary' command.* |
ca344dff | 255 | To raise the threshold, set auto-solib-limit to a larger value and rerun.* |
7be570e7 JM |
256 | the program.*$gdb_prompt $"\ |
257 | {fail "rerun threshold at practical infinity (still hit threshold)"} | |
258 | -re "$gdb_prompt $"\ | |
259 | {pass "rerun with threshold at practical infinity"} | |
260 | timeout {fail "(timeout) rerun with threshold at practical infinity"} | |
261 | } | |
262 | ||
263 | # Rerun the program, this time altogether disabling the auto loading | |
264 | # feature. There should be no information at all about shared | |
265 | # libraries now. | |
266 | # | |
267 | # ??rehrauer: Personally, I'd call that a bug, since it doesn't give | |
268 | # you the ability to manually load single shlibs (you need the text | |
269 | # start address that 'info share' normall gives you). On the other | |
270 | # hand, one can easily choose to load them all... | |
271 | # | |
272 | # It appears that gdb isn't freeing memory when rerunning, as one | |
273 | # would expect. To avoid potentially hitting a virtual memory | |
274 | # ceiling, start with a fresh gdb. | |
275 | # | |
276 | gdb_exit | |
277 | gdb_start | |
278 | gdb_reinitialize_dir $srcdir/$subdir | |
279 | gdb_load ${binfile} | |
280 | ||
281 | send_gdb "break main\n" | |
282 | gdb_expect { | |
283 | -re "Breakpoint \[0-9\]* at.*$gdb_prompt $"\ | |
284 | {pass "3 set break at main"} | |
285 | -re "$gdb_prompt $"\ | |
286 | {fail "3 set break at main"} | |
287 | timeout {fail "(timeout) 3 set break at main"} | |
288 | } | |
289 | ||
ca344dff | 290 | send_gdb "set auto-solib-limit 0\n" |
7be570e7 JM |
291 | gdb_expect { |
292 | -re "$gdb_prompt $"\ | |
ca344dff JL |
293 | {pass "set auto-solib-limit threshold to 0"} |
294 | timeout {fail "(timeout) set auto-solib-limit threshold to 0"} | |
7be570e7 JM |
295 | } |
296 | send_gdb "run\n" | |
297 | gdb_expect { | |
298 | -re ".*warning. Symbols for some libraries have not been loaded, because.* | |
ca344dff | 299 | doing so would exceed the size threshold specified by auto-solib-limit.* |
7be570e7 | 300 | To manually load symbols, use the 'sharedlibrary' command.* |
ca344dff | 301 | To raise the threshold, set auto-solib-limit to a larger value and rerun.* |
7be570e7 JM |
302 | the program.*$gdb_prompt $"\ |
303 | {fail "rerun threshold at 0 (still hit threshold)"} | |
304 | -re "$gdb_prompt $"\ | |
305 | {pass "rerun with threshold at 0"} | |
306 | timeout {fail "(timeout) rerun with threshold at 0"} | |
307 | } | |
308 | ||
309 | # Verify that we can still manually load symbols for all libraries. | |
310 | # (We'll assume that if the last shlib's symbols are loaded, that | |
311 | # all of them were.) | |
312 | # | |
313 | # Note that we set the GDB "height" variable to prevent GDB from | |
314 | # prompting | |
315 | # | |
316 | # Warning! On a machine with little free swap space, this may | |
317 | # fail! | |
318 | # | |
319 | send_gdb "set height 9999\n" | |
320 | gdb_expect { | |
321 | -re "$gdb_prompt $"\ | |
322 | {pass "set screen page height to practical infinity"} | |
323 | timeout {fail "(timeout) set screen page height to practical infinity"} | |
324 | } | |
325 | send_gdb "sharedlibrary\n" | |
326 | gdb_expect { | |
327 | -re ".*Reading symbols from .*/lib02-so-thresh\\.sl\\.\\.\\.done\\..*$gdb_prompt $"\ | |
328 | {pass "manually load all symbols"} | |
329 | -re "$gdb_prompt $" { | |
330 | setup_xfail hppa*-*-* CHFts24108 | |
331 | fail "manually load all symbols (CHFts24108)" | |
332 | } | |
333 | timeout {fail "(timeout) manually load all symbols"} | |
334 | } | |
335 | ||
336 | return 0 |