gdb/testsuite/gdb.base/dump.exp

   1 # Copyright 2002, 2004, 2007 Free Software Foundation, Inc.
   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
   5 # the Free Software Foundation; either version 2 of the License, or
   6 # (at your option) any later version.
   7 #
   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.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program; if not, write to the Free Software
  15 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  16
  17 # Please email any bugs, comments, and/or additions to this file to:
  18 # bug-gdb@prep.ai.mit.edu
  19
  20 # This file was written by Michael Snyder (msnyder@redhat.com)
  21 # This is a test for the gdb command "dump".
  22
  23 if $tracelevel then {
  24         strace $tracelevel
  25 }
  26
  27 set prms_id 0
  28 set bug_id 0
  29
  30 set testfile "dump"
  31
  32 set srcfile  ${testfile}.c
  33 set binfile  ${objdir}/${subdir}/${testfile}
  34 set options  {debug}
  35
  36 set is64bitonly "no"
  37
  38 if [istarget "alpha*-*-*"] then {
  39     # SREC etc cannot handle 64-bit addresses.  Force the test
  40     # program into the low 31 bits of the address space.
  41     lappend options "additional_flags=-Wl,-taso"
  42 }
  43
  44 if {[istarget "ia64*-*-*"] || [istarget "hppa64-*-*"]} then {
  45     set is64bitonly "yes"
  46 }
  47
  48 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable ${options}] != "" } {
  49      untested dump.exp
  50      return -1
  51 }
  52
  53 # Start with a fresh gdb.
  54
  55 gdb_exit
  56 gdb_start
  57 gdb_reinitialize_dir $srcdir/$subdir
  58 gdb_load ${binfile}
  59
  60 # Clean up any stale output files from previous test runs
  61
  62 remote_exec build "rm -f intarr1.bin intarr1b.bin intarr1.ihex intarr1.srec intarr1.tekhex intarr2.bin intarr2b.bin intarr2.ihex intarr2.srec intarr2.tekhex intstr1.bin intstr1b.bin intstr1.ihex intstr1.srec intstr1.tekhex intstr2.bin intstr2b.bin intstr2.ihex intstr2.srec intstr2.tekhex intarr3.srec"
  63
  64 # Test help (FIXME:)
  65
  66 # Run target program until data structs are initialized.
  67
  68 if { ! [ runto checkpoint1 ] } then {
  69     untested dump.exp
  70     return -1
  71 }
  72
  73 # Now generate some dump files.
  74
  75 proc make_dump_file { command msg } {
  76   global gdb_prompt
  77
  78     send_gdb "${command}\n"
  79     gdb_expect {
  80         -re ".*\[Ee\]rror.*$gdb_prompt $"      { fail $msg }
  81         -re ".*\[Ww\]arning.*$gdb_prompt $"    { fail $msg }
  82         -re ".*\[Uu\]ndefined .*$gdb_prompt $" { fail $msg }
  83         -re ".*$gdb_prompt $" { pass $msg }
  84         timeout                                { fail "$msg (timeout)" }
  85     }
  86 }
  87
  88 make_dump_file "dump val intarr1.bin intarray" \
  89         "dump array as value, default"
  90
  91 make_dump_file "dump val intstr1.bin intstruct" \
  92         "dump struct as value, default"
  93
  94 make_dump_file "dump bin val intarr1b.bin intarray" \
  95         "dump array as value, binary"
  96
  97 make_dump_file "dump bin val intstr1b.bin intstruct" \
  98         "dump struct as value, binary"
  99
 100 make_dump_file "dump srec val intarr1.srec intarray" \
 101         "dump array as value, srec"
 102
 103 make_dump_file "dump srec val intstr1.srec intstruct" \
 104         "dump struct as value, srec"
 105
 106 make_dump_file "dump ihex val intarr1.ihex intarray" \
 107         "dump array as value, intel hex"
 108
 109 make_dump_file "dump ihex val intstr1.ihex intstruct" \
 110         "dump struct as value, intel hex"
 111
 112 make_dump_file "dump tekhex val intarr1.tekhex intarray" \
 113         "dump array as value, tekhex"
 114
 115 make_dump_file "dump tekhex val intstr1.tekhex intstruct" \
 116         "dump struct as value, tekhex"
 117
 118 proc capture_value { expression args } {
 119     global gdb_prompt
 120     global expect_out
 121
 122     set output_string ""
 123     if {[llength $args] > 0} {
 124         # Convert $args into a simple string.
 125         set test "[join $args]; capture $expression"
 126     } {
 127         set test "capture $expression"
 128     }
 129     gdb_test_multiple "print ${expression}" "$test" {
 130         -re "\\$\[0-9\]+ = (\[^\r\n\]+).*$gdb_prompt $" {
 131             set output_string "$expect_out(1,string)"
 132             pass "$test"
 133         }
 134         -re "(Cannot access memory at address \[^\r\n\]+).*$gdb_prompt $" {
 135             # Even a failed value is valid
 136             set output_string "$expect_out(1,string)"
 137             pass "$test"
 138         }
 139     }
 140     return $output_string
 141 }
 142
 143 set array_start  [capture_value "/x &intarray\[0\]"]
 144 set array_end    [capture_value "/x &intarray\[32\]"]
 145 set struct_start [capture_value "/x &intstruct"]
 146 set struct_end   [capture_value "/x &intstruct + 1"]
 147
 148 set array_val    [capture_value "intarray"]
 149 set struct_val   [capture_value "intstruct"]
 150
 151 make_dump_file "dump mem intarr2.bin $array_start $array_end" \
 152         "dump array as memory, default"
 153
 154 make_dump_file "dump  mem intstr2.bin $struct_start $struct_end" \
 155         "dump struct as memory, default"
 156
 157 make_dump_file "dump bin mem intarr2b.bin $array_start $array_end" \
 158         "dump array as memory, binary"
 159
 160 make_dump_file "dump bin mem intstr2b.bin $struct_start $struct_end" \
 161         "dump struct as memory, binary"
 162
 163 make_dump_file "dump srec mem intarr2.srec $array_start $array_end" \
 164         "dump array as memory, srec"
 165
 166 make_dump_file "dump srec mem intstr2.srec $struct_start $struct_end" \
 167         "dump struct as memory, srec"
 168
 169 make_dump_file "dump ihex mem intarr2.ihex $array_start $array_end" \
 170         "dump array as memory, ihex"
 171
 172 make_dump_file "dump ihex mem intstr2.ihex $struct_start $struct_end" \
 173         "dump struct as memory, ihex"
 174
 175 make_dump_file "dump tekhex mem intarr2.tekhex $array_start $array_end" \
 176         "dump array as memory, tekhex"
 177
 178 make_dump_file "dump tekhex mem intstr2.tekhex $struct_start $struct_end" \
 179         "dump struct as memory, tekhex"
 180
 181 # test complex expressions
 182 make_dump_file \
 183         "dump srec mem intarr3.srec &intarray \(char *\) &intarray + sizeof intarray" \
 184         "dump array as mem, srec, expressions"
 185
 186
 187 # Now start a fresh gdb session, and reload the saved value files.
 188
 189 gdb_exit
 190 gdb_start
 191 gdb_file_cmd ${binfile}
 192
 193 # Reload saved values one by one, and compare.
 194
 195 if { ![string compare $array_val \
 196            [capture_value "intarray" "file binfile"]] } then {
 197     fail "start with intarray un-initialized"
 198 } else {
 199     pass "start with intarray un-initialized"
 200 }
 201
 202 if { ![string compare $struct_val \
 203            [capture_value "intstruct" "file binfile"]] } then {
 204     fail "start with intstruct un-initialized"
 205 } else {
 206     pass "start with intstruct un-initialized"
 207 }
 208
 209 proc test_reload_saved_value { filename msg oldval newval } {
 210     global gdb_prompt
 211
 212     gdb_file_cmd $filename
 213     if { ![string compare $oldval \
 214                [capture_value $newval "$msg"]] } then {
 215         pass "$msg; value restored ok"
 216     } else {
 217         fail "$msg; value restored ok"
 218     }
 219 }
 220
 221 proc test_restore_saved_value { restore_args msg oldval newval } {
 222     global gdb_prompt
 223
 224     gdb_test "restore $restore_args" \
 225         "Restoring .*" \
 226         "$msg; file restored ok"
 227     if { ![string compare $oldval \
 228                [capture_value $newval "$msg"]] } then {
 229         pass "$msg; value restored ok"
 230     } else {
 231         fail "$msg; value restored ok"
 232     }
 233 }
 234
 235 # srec format can not be loaded for 64-bit-only platforms
 236 if ![string compare $is64bitonly "no"] then {
 237   test_reload_saved_value "intarr1.srec" "reload array as value, srec" \
 238         $array_val "intarray"
 239   test_reload_saved_value "intstr1.srec" "reload struct as value, srec" \
 240         $struct_val "intstruct"
 241   test_reload_saved_value "intarr2.srec" "reload array as memory, srec" \
 242         $array_val "intarray"
 243   test_reload_saved_value "intstr2.srec" "reload struct as memory, srec" \
 244         $struct_val "intstruct"
 245 }
 246
 247 # ihex format can not be loaded for 64-bit-only platforms
 248 if ![string compare $is64bitonly "no"] then {
 249
 250   test_reload_saved_value "intarr1.ihex" "reload array as value, intel hex" \
 251         $array_val "intarray"
 252   test_reload_saved_value "intstr1.ihex" "reload struct as value, intel hex" \
 253         $struct_val "intstruct"
 254   test_reload_saved_value "intarr2.ihex" "reload array as memory, intel hex" \
 255         $array_val "intarray"
 256   test_reload_saved_value "intstr2.ihex" "reload struct as memory, intel hex" \
 257         $struct_val "intstruct"
 258 }
 259
 260 # tekhex format can not be loaded for 64-bit-only platforms
 261 if ![string compare $is64bitonly "no"] then {
 262   test_reload_saved_value "intarr1.tekhex" "reload array as value, tekhex" \
 263         $array_val "intarray"
 264   test_reload_saved_value "intstr1.tekhex" "reload struct as value, tekhex" \
 265         $struct_val "intstruct"
 266   test_reload_saved_value "intarr2.tekhex" "reload array as memory, tekhex" \
 267         $array_val "intarray"
 268   test_reload_saved_value "intstr2.tekhex" "reload struct as memory, tekhex" \
 269         $struct_val "intstruct"
 270 }
 271
 272 # Start a fresh gdb session
 273
 274 gdb_exit
 275 gdb_start
 276 gdb_reinitialize_dir $srcdir/$subdir
 277 gdb_load ${binfile}
 278
 279 # Run to main.
 280 if { ! [ runto_main ] } then {
 281     untested dump.exp
 282     return -1
 283 }
 284
 285 if { ![string compare $array_val \
 286            [capture_value "intarray" "load binfile"]] } then {
 287     fail "start with intarray un-initialized, runto main"
 288 } else {
 289     pass "start with intarray un-initialized, runto main"
 290 }
 291
 292 if { ![string compare $struct_val \
 293            [capture_value "intstruct" "load binfile"]] } then {
 294     fail "start with intstruct un-initialized, runto main"
 295 } else {
 296     pass "start with intstruct un-initialized, runto main"
 297 }
 298
 299 if ![string compare $is64bitonly "no"] then {
 300   test_restore_saved_value "intarr1.srec" "array as value, srec" \
 301         $array_val "intarray"
 302
 303   test_restore_saved_value "intstr1.srec" "struct as value, srec" \
 304         $struct_val "intstruct"
 305
 306   gdb_test "print zero_all ()" "void" "zero all"
 307
 308   test_restore_saved_value "intarr2.srec" "array as memory, srec" \
 309         $array_val "intarray"
 310
 311   test_restore_saved_value "intstr2.srec" "struct as memory, srec" \
 312         $struct_val "intstruct"
 313
 314   gdb_test "print zero_all ()" ""
 315
 316   test_restore_saved_value "intarr1.ihex" "array as value, ihex" \
 317         $array_val "intarray"
 318
 319   test_restore_saved_value "intstr1.ihex" "struct as value, ihex" \
 320         $struct_val "intstruct"
 321
 322   gdb_test "print zero_all ()" ""
 323
 324   test_restore_saved_value "intarr2.ihex" "array as memory, ihex" \
 325         $array_val "intarray"
 326
 327   test_restore_saved_value "intstr2.ihex" "struct as memory, ihex" \
 328         $struct_val "intstruct"
 329
 330   gdb_test "print zero_all ()" ""
 331
 332   test_restore_saved_value "intarr1.tekhex" "array as value, tekhex" \
 333         $array_val "intarray"
 334
 335   test_restore_saved_value "intstr1.tekhex" "struct as value, tekhex" \
 336         $struct_val "intstruct"
 337
 338   gdb_test "print zero_all ()" ""
 339
 340   test_restore_saved_value "intarr2.tekhex" "array as memory, tekhex" \
 341         $array_val "intarray"
 342
 343   test_restore_saved_value "intstr2.tekhex" "struct as memory, tekhex" \
 344         $struct_val "intstruct"
 345 }
 346
 347 gdb_test "print zero_all ()" ""
 348
 349 test_restore_saved_value "intarr1.bin binary $array_start" \
 350         "array as value, binary" \
 351         $array_val "intarray"
 352
 353 test_restore_saved_value "intstr1.bin binary $struct_start" \
 354         "struct as value, binary" \
 355         $struct_val "intstruct"
 356
 357 gdb_test "print zero_all ()" ""
 358
 359 test_restore_saved_value "intarr2.bin binary $array_start" \
 360         "array as memory, binary" \
 361         $array_val "intarray"
 362
 363 test_restore_saved_value "intstr2.bin binary $struct_start" \
 364         "struct as memory, binary" \
 365         $struct_val "intstruct"
 366
 367 # test restore with offset.
 368
 369 set array2_start   [capture_value "/x &intarray2\[0\]"]
 370 set struct2_start  [capture_value "/x &intstruct2"]
 371 set array2_offset  \
 372         [capture_value "(char *) &intarray2 - (char *) &intarray"]
 373 set struct2_offset \
 374         [capture_value "(char *) &intstruct2 - (char *) &intstruct"]
 375
 376 gdb_test "print zero_all ()" ""
 377
 378
 379 if ![string compare $is64bitonly "no"] then {
 380   test_restore_saved_value "intarr1.srec $array2_offset" \
 381         "array copy, srec" \
 382         $array_val "intarray2"
 383
 384   test_restore_saved_value "intstr1.srec $struct2_offset" \
 385         "struct copy, srec" \
 386         $struct_val "intstruct2"
 387
 388   gdb_test "print zero_all ()" ""
 389
 390   test_restore_saved_value "intarr1.ihex $array2_offset" \
 391         "array copy, ihex" \
 392         $array_val "intarray2"
 393
 394   test_restore_saved_value "intstr1.ihex $struct2_offset" \
 395         "struct copy, ihex" \
 396         $struct_val "intstruct2"
 397
 398   gdb_test "print zero_all ()" ""
 399
 400   test_restore_saved_value "intarr1.tekhex $array2_offset" \
 401         "array copy, tekhex" \
 402         $array_val "intarray2"
 403
 404   test_restore_saved_value "intstr1.tekhex $struct2_offset" \
 405         "struct copy, tekhex" \
 406         $struct_val "intstruct2"
 407 }
 408
 409 gdb_test "print zero_all ()" ""
 410
 411 test_restore_saved_value "intarr1.bin binary $array2_start" \
 412         "array copy, binary" \
 413         $array_val "intarray2"
 414
 415 test_restore_saved_value "intstr1.bin binary $struct2_start" \
 416         "struct copy, binary" \
 417         $struct_val "intstruct2"
 418
 419 #
 420 # test restore with start/stop addresses.
 421 #
 422 # For this purpose, we will restore just the third element of the array,
 423 # and check to see that adjacent elements are not modified.
 424 #
 425 # We will need the address and offset of the third and fourth elements.
 426 #
 427
 428 set element3_start  [capture_value "/x &intarray\[3\]"]
 429 set element4_start  [capture_value "/x &intarray\[4\]"]
 430 set element3_offset \
 431         [capture_value "/x (char *) &intarray\[3\] - (char *) &intarray\[0\]"]
 432 set element4_offset \
 433         [capture_value "/x (char *) &intarray\[4\] - (char *) &intarray\[0\]"]
 434
 435 if ![string compare $is64bitonly "no"] then {
 436   gdb_test "print zero_all ()" ""
 437
 438   test_restore_saved_value "intarr1.srec 0 $element3_start $element4_start" \
 439         "array partial, srec" 4 "intarray\[3\]"
 440
 441   gdb_test "print intarray\[2\] == 0" " = 1" "element 2 not changed - 1"
 442   gdb_test "print intarray\[4\] == 0" " = 1" "element 4 not changed - 1"
 443
 444   gdb_test "print zero_all ()" ""
 445
 446   test_restore_saved_value "intarr1.ihex 0 $element3_start $element4_start" \
 447         "array partial, ihex" 4 "intarray\[3\]"
 448
 449   gdb_test "print intarray\[2\] == 0" " = 1" "element 2 not changed - 2"
 450   gdb_test "print intarray\[4\] == 0" " = 1" "element 4 not changed - 2"
 451
 452   gdb_test "print zero_all ()" ""
 453
 454   test_restore_saved_value "intarr1.tekhex 0 $element3_start $element4_start" \
 455         "array partial, tekhex" 4 "intarray\[3\]"
 456
 457   gdb_test "print intarray\[2\] == 0" " = 1" "element 2 not changed - 3"
 458   gdb_test "print intarray\[4\] == 0" " = 1" "element 4 not changed - 3"
 459 }
 460
 461 gdb_test "print zero_all ()" ""
 462
 463 test_restore_saved_value \
 464     "intarr1.bin binary $array_start $element3_offset $element4_offset" \
 465     "array partial, binary" 4 "intarray\[3\]"
 466
 467 gdb_test "print intarray\[2\] == 0" " = 1" "element 2 not changed - 4"
 468 gdb_test "print intarray\[4\] == 0" " = 1" "element 4 not changed - 4"
 469
 470 if ![string compare $is64bitonly "no"] then {
 471   gdb_test "print zero_all ()" "" ""
 472
 473   # restore with expressions
 474   test_restore_saved_value \
 475         "intarr3.srec ${array2_start}-${array_start} &intarray\[3\] &intarray\[4\]" \
 476         "array partial with expressions" 4 "intarray2\[3\]"
 477
 478   gdb_test "print intarray2\[2\] == 0" " = 1" "element 2 not changed, == 4"
 479   gdb_test "print intarray2\[4\] == 0" " = 1" "element 4 not changed, == 4"
 480 }
 481
 482 # clean up files
 483
 484 remote_exec build "rm -f intarr1.bin intarr1b.bin intarr1.ihex intarr1.srec intarr1.tekhex intarr2.bin intarr2b.bin intarr2.ihex intarr2.srec intarr2.tekhex intstr1.bin intstr1b.bin intstr1.ihex intstr1.srec intstr1.tekhex intstr2.bin intstr2b.bin intstr2.ihex intstr2.srec intstr2.tekhex intarr3.srec"