1 # Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2007, 2008, 2009, 2010, 2011
2 # Free Software Foundation, Inc.
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 3 of the License, or
7 # (at your option) any later version.
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.
14 # You should have received a copy of the GNU General Public License
15 # along with this program. If not, see <http://www.gnu.org/licenses/>.
17 # This file was written by Elena Zannoni (ezannoni@cygnus.com)
19 # this file tests maintenance commands and help on those.
21 # source file used is break.c
24 #maintenance check-symtabs -- Check consistency of psymtabs and symtabs
25 #maintenance space -- Set the display of space usage
26 #maintenance set -- Set GDB internal variables used by the GDB maintainer
27 #maintenance show -- Show GDB internal variables used by the GDB maintainer
28 #maintenance time -- Set the display of time usage
29 #maintenance demangle -- Demangle a C++ mangled name
30 #maintenance dump-me -- Get fatal error; make debugger dump its core
31 #maintenance print -- Maintenance command for printing GDB internal state
32 #maintenance info -- Commands for showing internal info about the program being debugged
33 #maintenance internal-error -- Give GDB an internal error.
35 #maintenance print dummy-frames -- Print the dummy frame stack
36 #maintenance print statistics -- Print statistics about internal gdb state
37 #maintenance print objfiles -- Print dump of current object file definitions
38 #maintenance print psymbols -- Print dump of current partial symbol definitions
39 #maintenance print msymbols -- Print dump of current minimal symbol definitions
40 #maintenance print symbols -- Print dump of current symbol definitions
41 #maintenance print type -- Print a type chain for a given symbol
42 #maintenance print unwind -- Print unwind table entry at given address
45 #maintenance info sections -- List the BFD sections of the exec and core files
46 #maintenance info breakpoints -- Status of all breakpoints
56 set srcfile ${testfile}.c
57 set srcfile1 ${testfile}1.c
58 set binfile ${objdir}/${subdir}/${testfile}
60 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}0.o" object {debug nowarnings}] != "" } {
65 if { [gdb_compile "${srcdir}/${subdir}/${srcfile1}" "${binfile}1.o" object {debug nowarnings}] != "" } {
70 if { [gdb_compile "${binfile}0.o ${binfile}1.o" "${binfile}" executable {debug nowarnings}] != "" } {
78 gdb_reinitialize_dir $srcdir/$subdir
80 # The commands we test here produce many lines of output; disable "press
81 # <return> to continue" prompts.
82 gdb_test_no_output "set height 0"
84 # Tests that require that no program is running
86 gdb_file_cmd ${binfile}
88 # Test for a regression where this command would internal-error if the
89 # program wasn't running.
90 gdb_test "maint print registers" "Name.*Nr.*Rel.*Offset.*Size.*Type.*"
92 # Tests that can or should be done with a running program
96 if ![runto_main] then {
97 perror "tests suppressed"
102 # this command does not produce any output
103 # unless there is some problem with the symtabs and psymtabs
104 # so that branch will really never be covered in this tests here!!
107 # guo: on linux this command output is huge. for some reason splitting up
108 # the regexp checks works.
110 send_gdb "maint check-symtabs\n"
112 -re "^maint check-symtabs" {
114 -re "$gdb_prompt $" {
115 pass "maint check-symtabs"
117 timeout { fail "(timeout) maint check-symtabs" }
120 -re ".*$gdb_prompt $" { fail "maint check-symtabs" }
121 timeout { fail "(timeout) maint check-symtabs" }
124 gdb_test "maint space" \
125 "\"maintenance space\" takes a numeric argument\\."
127 gdb_test "maint space 1" \
128 "Space used: $decimal \\(\\+$decimal for this command\\)"
130 gdb_test "maint time" \
131 "\"maintenance time\" takes a numeric argument\\..*Space used: $decimal \\(\\+$decimal for this command\\)"
133 gdb_test "maint time 1" \
134 "Command execution time: $decimal.*Space used: $decimal \\(\\+$decimal for this command\\)"
136 gdb_test "maint time 0" \
137 "Space used: $decimal \\(\\+$decimal for this command\\)"
139 gdb_test_no_output "maint space 0"
141 gdb_test "maint demangle" \
142 "\"maintenance demangle\" takes an argument to demangle\\."
144 gdb_test "maint demangle main" "Can't demangle \"main\""
148 # The timeout value is raised, because printing all the symbols and
149 # statistical information about Cygwin and Windows libraries takes a lot
151 if [istarget "*-*-cygwin*"] {
152 set oldtimeout $timeout
153 set timeout [expr $timeout + 500]
156 send_gdb "maint print statistics\n"
158 -re "Statistics for\[^\n\r\]*break\[^\n\r\]*:\r\n Number of \"minimal\" symbols read: $decimal\r\n Number of \"partial\" symbols read: $decimal\r\n Number of \"full\" symbols read: $decimal\r\n Number of \"types\" defined: $decimal\r\n Number of psym tables \\(not yet expanded\\): $decimal\r\n Number of symbol tables: $decimal\r\n Number of symbol tables with line tables: $decimal\r\n Number of symbol tables with blockvectors: $decimal\r\n Total memory used for objfile obstack: $decimal\r\n Total memory used for psymbol cache: $decimal\r\n Total memory used for macro cache: $decimal\r\n Total memory used for file name cache: $decimal\r\n" {
160 -re "$gdb_prompt $" {
161 pass "maint print statistics"
163 timeout { fail "(timeout) maint print statistics" }
166 -re ".*$gdb_prompt $" { fail "maint print statistics" }
167 timeout { fail "(timeout) maint print statistics" }
170 # There aren't any ...
171 gdb_test_no_output "maint print dummy-frames"
173 send_gdb "maint print objfiles\n"
175 # To avoid timeouts, we avoid expects with many .* patterns that match
176 # many lines. Instead, we keep track of which milestones we've seen
177 # in the output, and stop when we've seen all of them.
184 while {$keep_looking} {
187 -re ".*Object file.*break($EXEEXT)?: Objfile at $hex, bfd at $hex, \[0-9\]* minsyms\[\r\t \]+\n" { set header 1 }
188 -re ".*Psymtabs:\[\r\t \]+\n" { set psymtabs 1 }
189 -re ".*Symtabs:\[\r\t \]+\n" { set symtabs 1 }
191 -re ".*$gdb_prompt $" {
195 fail "(timeout) maint print objfiles"
201 proc maint_pass_if {val name} {
202 if $val { pass $name } else { fail $name }
205 maint_pass_if $header "maint print objfiles: header"
206 maint_pass_if $psymtabs "maint print objfiles: psymtabs"
207 maint_pass_if $symtabs "maint print objfiles: symtabs"
209 gdb_test "maint print psymbols" \
210 "print-psymbols takes an output file name and optional symbol file name" \
211 "maint print psymbols w/o args"
215 send_gdb "maint print psymbols psymbols_output ${srcdir}/${subdir}/${srcfile}\n"
217 -re "^maint print psymbols psymbols_output \[^\n\]*\r\n$gdb_prompt $" {
218 send_gdb "shell ls psymbols_output\n"
220 -re "psymbols_output\r\n$gdb_prompt $" {
221 # We want this grep to be as specific as possible,
222 # so it's less likely to match symbol file names in
223 # psymbols_output. Yes, this actually happened;
224 # poor expect got tons of output, and timed out
225 # trying to match it. --- Jim Blandy <jimb@cygnus.com>
226 send_gdb "shell grep 'main.*function' psymbols_output\n"
228 -re ".main., function, $hex.*$gdb_prompt $" {
229 pass "maint print psymbols 1"
231 -re ".*main. .., function, $hex.*$gdb_prompt $" {
232 pass "maint print psymbols 2"
234 -re ".*$gdb_prompt $" { fail "maint print psymbols" }
235 timeout { fail "(timeout) maint print psymbols" }
237 gdb_test "shell rm -f psymbols_output" ".*"
239 -re ".*$gdb_prompt $" { fail "maint print psymbols" }
240 timeout { fail "(timeout) maint print psymbols" }
243 -re ".*$gdb_prompt $" { fail "maint print psymbols" }
244 timeout { fail "(timeout) maint print psymbols" }
247 gdb_test "maint print msymbols" \
248 "print-msymbols takes an output file name and optional symbol file name" \
249 "maint print msymbols w/o args"
252 send_gdb "maint print msymbols msymbols_output ${binfile}\n"
254 -re "^maint print msymbols msymbols_output \[^\n\]*\r\n$gdb_prompt $" {
255 send_gdb "shell ls msymbols_output\n"
257 -re "msymbols_output\r\n$gdb_prompt $" {
258 send_gdb "shell grep factorial msymbols_output\n"
260 -re "\\\[ *$decimal\\\] \[tT\]\[ \t\]+$hex \\.?factorial.*$gdb_prompt $" {
261 pass "maint print msymbols"
263 -re ".*$gdb_prompt $" { fail "maint print msymbols" }
264 timeout { fail "(timeout) maint print msymbols" }
266 gdb_test "shell rm -f msymbols_output" ".*"
268 -re ".*$gdb_prompt $" { fail "maint print msymbols" }
269 timeout { fail "(timeout) maint print msymbols" }
272 -re ".*$gdb_prompt $" { fail "maint print msymbols" }
273 timeout { fail "(timeout) maint print msymbols" }
276 # Check that maint print msymbols allows relative pathnames
278 gdb_test "cd ${objdir}" \
279 "Working directory [string_to_regexp ${objdir}]\..*" \
282 gdb_test_multiple "maint print msymbols msymbols_output2 ${subdir}/${testfile}" "maint print msymbols" {
283 -re "^maint print msymbols msymbols_output2 \[^\n\]*\r\n$gdb_prompt $" {
284 gdb_test_multiple "shell ls msymbols_output2" "maint print msymbols" {
285 -re "msymbols_output2\r\n$gdb_prompt $" {
286 gdb_test_multiple "shell grep factorial msymbols_output2" "maint print msymbols" {
287 -re "\\\[ *$decimal\\\] \[tT\]\[ \t\]+$hex \\.?factorial.*$gdb_prompt $" {
288 pass "maint print msymbols"
290 -re ".*$gdb_prompt $" {
291 fail "maint print msymbols"
294 fail "(timeout) maint print msymbols"
297 gdb_test "shell rm -f msymbols_output2" ".*"
299 -re ".*$gdb_prompt $" {
300 fail "maint print msymbols"
303 fail "(timeout) maint print msymbols"
307 -re ".*$gdb_prompt $" {
308 fail "maint print msymbols"
311 fail "(timeout) maint print msymbols"
314 gdb_test "cd ${mydir}" \
315 "Working directory [string_to_regexp ${mydir}]\..*" \
318 gdb_test "maint print symbols" \
319 "Arguments missing: an output file name and an optional symbol file name" \
320 "maint print symbols w/o args"
323 # Request symbols for one particular source file so that we don't try to
324 # dump the symbol information for the entire C library - over 500MB nowadays
327 send_gdb "maint print symbols symbols_output ${srcdir}/${subdir}/${srcfile}\n"
329 -re "^maint print symbols symbols_output \[^\n\]*\r\n$gdb_prompt $" {
330 send_gdb "shell ls symbols_output\n"
332 -re "symbols_output\r\n$gdb_prompt $" {
333 # See comments for `maint print psymbols'.
334 send_gdb "shell grep 'main(.*block' symbols_output\n"
336 -re "int main\\(int, char \\*\\*, char \\*\\*\\); block.*$gdb_prompt $" {
337 pass "maint print symbols"
339 -re ".*$gdb_prompt $" { fail "maint print symbols" }
340 timeout { fail "(timeout) maint print symbols" }
342 gdb_test "shell rm -f symbols_output" ".*"
344 -re ".*$gdb_prompt $" { fail "maint print symbols" }
345 timeout { fail "(timeout) maint print symbols" }
348 -re ".*$gdb_prompt $" { fail "maint print symbols" }
349 timeout { fail "(timeout) maint print symbols" }
352 set msg "maint print type"
353 gdb_test_multiple "maint print type argc" $msg {
354 -re "type node $hex\r\nname .int. \\($hex\\)\r\ntagname .<NULL>. \\($hex\\)\r\ncode $hex \\(TYPE_CODE_INT\\)\r\nlength \[24\]\r\nobjfile $hex\r\ntarget_type $hex\r\npointer_type $hex\r\nreference_type $hex\r\ntype_chain $hex\r\ninstance_flags $hex\r\nflags\r\nnfields 0 $hex\r\nvptr_basetype $hex\r\nvptr_fieldno -1\r\n$gdb_prompt $" {
359 if [istarget "hppa*-*-11*"] {
360 setup_xfail hppa*-*-*11* CLLbs14860
361 gdb_test_multiple "maint print unwind &main" "maint print unwind" {
362 -re ".*unwind_table_entry \\($hex\\):\r\n\tregion_start = $hex <main>\r\n\tregion_end = $hex <main\\+\[0-9\]*>\r\n\tflags = Args_stored Save_RP\r\n\tRegion_description = $hex\r\n\tEntry_FR = $hex\r\n\tEntry_GR = $hex\r\n\tTotal_frame_size = $hex\r\n$gdb_prompt $" {
363 pass "maint print unwind"
365 -re ".*unwind_table_entry \\($hex\\):\r\n\tregion_start = $hex <main>\r\n\tregion_end = $hex <main\\+\[0-9\]*>\r\n\tflags = Args_stored Save_RP\r\n\tFLD = $hex\r\n\tFLD = $hex\r\n\tFLD = $hex\r\n\tFLD = $hex\r\n$gdb_prompt $" {
366 xfail "maint print unwind"
371 set oldtimeout $timeout
372 set timeout [expr $timeout + 300]
374 # It'd be nice to check for every possible section. However, that's
375 # problematic, since the relative ordering wanders from release to
376 # release of the compilers. Instead, we'll just check for two
377 # sections which appear to always come out in the same relative
378 # order. (If that changes, then we should just check for one
381 # And by the way: This testpoint will break for PA64, where a.out's
384 # Standard GNU names.
385 set text_section ".text"
386 set data_section ".data"
388 gdb_test_multiple "maint info sections" "maint info sections" {
389 -re "Exec file:\r\n.*break($EXEEXT)?., file type.*ER_RO.*$gdb_prompt $" {
390 # Looks like RealView which uses different section names.
391 set text_section ER_RO
392 set data_section ER_RW
393 pass "maint info sections"
395 -re "Exec file:\r\n.*break($EXEEXT)?., file type.*neardata.*$gdb_prompt $" {
396 # c6x doesn't have .data section. It has .neardata and .fardata section.
397 set data_section ".neardata"
398 pass "maint info sections"
400 -re "Exec file:\r\n.*break($EXEEXT)?., file type.*$gdb_prompt $" {
401 pass "maint info sections"
405 # Test for new option: maint info sections <section name>
406 # If you don't have a .text section, this will require tweaking.
408 gdb_test_multiple "maint info sections $text_section" \
409 "maint info sections .text" {
410 -re ".* \\.bss .*$gdb_prompt $" {
411 fail "maint info sections .text"
413 -re ".* $data_section .*$gdb_prompt $" {
414 fail "maint info sections .text"
416 -re ".* $text_section .*$gdb_prompt $" {
417 pass "maint info sections .text"
421 # Test for new option: CODE section flag
422 # If your data section is tagged CODE, xfail this test.
424 gdb_test_multiple "maint info sections CODE" "maint info sections CODE" {
425 -re ".* $data_section .*$gdb_prompt $" { fail "maint info sections CODE" }
426 -re ".* $text_section .*$gdb_prompt $" { pass "maint info sections CODE" }
429 # Test for new option: DATA section flag
430 # If your text section is tagged DATA, xfail this test.
432 # The "maint info sections DATA" test is marked for XFAIL on Windows,
433 # because Windows has text sections marked DATA.
434 setup_xfail "*-*-*cygwin*"
435 setup_xfail "*-*-*mingw*"
437 gdb_test_multiple "maint info sections DATA" "maint info sections DATA" {
438 -re ".* $text_section .*$gdb_prompt $" { fail "maint info sections DATA" }
439 -re ".* $data_section .*$gdb_prompt $" { pass "maint info sections DATA" }
440 -re ".* .rodata .*$gdb_prompt $" { pass "maint info sections DATA" }
443 set bp_location6 [gdb_get_line_number "set breakpoint 6 here"]
445 gdb_test_multiple "maint info breakpoints" "maint info breakpoints" {
446 -re "Num\[ \t\]+Type\[ \t\]+Disp\[ \t\]+Enb\[ \t\]+Address\[ \t\]+What\r\n1\[ \t\]+breakpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+$hex\[ \t\]+in main at.*break.c:$bp_location6 inf 1\r\n\[ \t\]+breakpoint already hit 1 time\r\n.*$gdb_prompt $" {
447 pass "maint info breakpoints"
449 -re "Num\[ \t\]+Type\[ \t\]+Disp\[ \t\]+Enb\[ \t\]+Address\[ \t\]+What\r\n1\[ \t\]+breakpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+$hex in main at.*break.c:$bp_location6 sspace 1\r\n\[ \t\]+breakpoint already hit 1 time\r\n-1\[ \t\]+shlib events\[ \t\]+keep\[ \t\]+y\[ \t\]+$hex.*breakpoint already hit.*$gdb_prompt $" {
450 pass "maint info breakpoints (with shlib events)"
454 gdb_test "maint print" \
455 "\"maintenance print\" must be followed by the name of a print command\\.\r\nList.*unambiguous\\..*" \
456 "maint print w/o args"
458 gdb_test "maint info" \
459 "\"maintenance info\" must be followed by the name of an info command\\.\r\nList.*unambiguous\\..*" \
460 "maint info w/o args"
463 "\"maintenance\" must be followed by the name of a maintenance command\\.\r\nList.*unambiguous\\..*" \
466 set timeout $oldtimeout
468 #============test help on maint commands
470 gdb_test "help maint" \
471 "Commands for use by GDB maintainers\\..*Includes commands to dump specific internal GDB structures in.*a human readable form, to cause GDB to deliberately dump core,.*to test internal functions such as the C../ObjC demangler, etc\\..*List of maintenance subcommands:.*maintenance check-symtabs.*maintenance demangle.*(maintenance dump-me.*)?maintenance info.*maintenance internal-error.*maintenance print.*maintenance set.*maintenance show.*maintenance space.*maintenance time.*Type.*help maintenance.*followed by maintenance subcommand name for full documentation\\..*Command name abbreviations are allowed if unambiguous\\..*"
473 gdb_test "help maint check-symtabs" \
474 "Check consistency of psymtabs and symtabs\\..*"
476 gdb_test "help maint space" \
477 "Set the display of space usage\\.\r\nIf nonzero, will cause the execution space for each command to be\r\ndisplayed, following the command's output\\..*"
479 gdb_test "help maint time" \
480 "Set the display of time usage\\.\r\nIf nonzero, will cause the execution time for each command to be\r\ndisplayed, following the command's output\\..*"
482 gdb_test "help maint demangle" \
483 "Demangle a C\\+\\+/ObjC mangled name\\.\r\nCall internal GDB demangler routine to demangle a C\\+\\+ link name\r\nand prints the result\\..*"
485 gdb_test "help maint dump-me" \
486 "Get fatal error; make debugger dump its core\\.\r\nGDB sets its handling of SIGQUIT back to SIG_DFL and then sends\r\nitself a SIGQUIT signal\\..*"
488 gdb_test "help maint internal-error" \
489 "Give GDB an internal error\\.\r\nCause GDB to behave as if an internal error was detected\\..*"
491 gdb_test "help maint internal-warning" \
492 "Give GDB an internal warning\\.\r\nCause GDB to behave as if an internal warning was reported\\..*"
494 gdb_test "help maint print statistics" \
495 "Print statistics about internal gdb state\\..*"
497 gdb_test "help maint print dummy-frames" \
498 "Print the contents of the internal dummy-frame stack."
500 gdb_test "help maint print objfiles" \
501 "Print dump of current object file definitions\\..*"
503 gdb_test "help maint print psymbols" \
504 "Print dump of current partial symbol definitions\\.\r\nEntries in the partial symbol table are dumped to file OUTFILE\\.\r\nIf a SOURCE file is specified, dump only that file's partial symbols\\..*"
506 gdb_test "help maint print msymbols" \
507 "Print dump of current minimal symbol definitions\\.\r\nEntries in the minimal symbol table are dumped to file OUTFILE\\.\r\nIf a SOURCE file is specified, dump only that file's minimal symbols\\..*"
509 gdb_test "help maint print symbols" \
510 "Print dump of current symbol definitions\\.\r\nEntries in the full symbol table are dumped to file OUTFILE\\.\r\nIf a SOURCE file is specified, dump only that file's symbols\\..*"
512 gdb_test "help maint print type" \
513 "Print a type chain for a given symbol\\.\r\nFor each node in a type chain, print the raw data for each member of\r\nthe type structure, and the interpretation of the data\\..*"
515 if [istarget "hppa*-*-*"] {
516 gdb_test "help maint print unwind" \
517 "Print unwind table entry at given address\\..*"
520 gdb_test "help maint info sections" \
521 "List the BFD sections of the exec and core files\\..*"
523 gdb_test "help maint info breakpoints" \
524 "Status of all breakpoints, or breakpoint number NUMBER.*"
527 #send_gdb "help maint info breakpoints\n"
529 # -re "Status of all breakpoints, or breakpoint number NUMBER\\.\[ \r\n\t\]+The \"Type\" column indicates one of:\[ \r\n\t\]+breakpoint\[ \t\]+- normal breakpoint\[ \r\n\t\]+watchpoint\[ \t\]+- watchpoint\[ \r\n\t\]+longjmp\[ \t\]+- internal breakpoint used to step through longjmp\\(\\)\[ \r\n\t\]+longjmp resume - internal breakpoint at the target of longjmp\\(\\)\[ \r\n\t\]+until\[ \t\]+- internal breakpoint used by the \"until\" command\[ \r\n\t\]+finish\[ \t\]+- internal breakpoint used by the \"finish\" command\[ \r\n\t\]+The \"Disp\" column contains one of \"keep\", \"del\", or \"dis\" to indicate\[ \r\n\t\]+the disposition of the breakpoint after it gets hit\\. \"dis\" means that the\[ \r\n\t\]+breakpoint will be disabled\\. The \"Address\" and \"What\" columns indicate the\[ \r\n\t\]+address and file.line number respectively\\.\[ \r\n\t\]+Convenience variable \".*\" and default examine address for \"x\"\[ \r\n\t\]+are set to the address of the last breakpoint listed\\.\[ \r\n\t\]+Convenience variable \".bpnum\" contains the number of the last\[ \r\n\t\]+breakpoint set\\..*$gdb_prompt $"\
530 # { pass "help maint info breakpoints" }
531 # -re ".*$gdb_prompt $" { fail "help maint info breakpoints" }
532 # timeout { fail "(timeout) help maint info breakpoints" }
535 gdb_test "help maint info" \
536 "Commands for showing internal info about the program being debugged.*unambiguous\\..*"
538 test_prefix_command_help {"maint print" "maintenance print"} {
539 "Maintenance command for printing GDB internal state\\.\[\r\n\]+"
542 test_prefix_command_help {"maint" "maintenance"} {
543 "Commands for use by GDB maintainers\\.\[\r\n\]+"
544 "Includes commands to dump specific internal GDB structures in\[\r\n\]+"
545 "a human readable form, to cause GDB to deliberately dump core,\[\r\n\]+"
546 "to test internal functions such as the C\\+\\+/ObjC demangler, etc\\.\[\r\n\]+"
549 #set oldtimeout $timeout
550 #set timeout [expr $timeout + 300]
552 gdb_test_multiple "maint dump-me" "maint dump-me" {
553 -re "Should GDB dump core.*\\(y or n\\) $" {
554 gdb_test "n" ".*" "maint dump-me"
558 send_gdb "maint internal-error\n"
560 -re "A problem internal to GDB has been detected" {
561 pass "maint internal-error"
562 if [gdb_internal_error_resync] {
563 pass "internal-error resync"
565 fail "internal-error resync"
568 -re ".*$gdb_prompt $" {
569 fail "maint internal-error"
570 untested "internal-error resync"
573 fail "maint internal-error (timeout)"
574 untested "internal-error resync"
578 #set timeout $oldtimeout