gdb/testsuite/gdb.trace/collection.exp

   1 # Copyright 1998-2014 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 3 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, see <http://www.gnu.org/licenses/>.
  15
  16 load_lib "trace-support.exp"
  17
  18
  19 standard_testfile
  20 set executable $testfile
  21
  22 if {[prepare_for_testing $testfile.exp $testfile $srcfile {debug nowarnings}]} {
  23     return -1
  24 }
  25
  26 # Tests:
  27 # 1) $args
  28 # 2) function args by name
  29 # 3) $locs
  30 # 4) function locals by name
  31 # 5) $regs
  32 # 6) registers by name ($sp, $fp?)
  33 # 7) globals by name
  34 # 8) expressions (lots of different kinds: local and global)
  35
  36 set ws "\[\r\n\t \]+"
  37 set cr "\[\r\n\]+"
  38
  39 if [is_amd64_regs_target] {
  40     set fpreg "rbp"
  41     set spreg "rsp"
  42     set pcreg "rip"
  43 } elseif [is_x86_like_target] {
  44     set fpreg "ebp"
  45     set spreg "esp"
  46     set pcreg "eip"
  47 } else {
  48     set fpreg "fp"
  49     set spreg "sp"
  50     set pcreg "pc"
  51 }
  52
  53 #
  54 # Utility procs
  55 #
  56
  57 proc test_register { reg test_id } {
  58     global cr
  59     global gdb_prompt
  60
  61     gdb_test_multiple "print /x $reg" "" {
  62         -re "\\$\[0-9\]+ = \[x0\]+$cr$gdb_prompt $" {
  63             fail "collect $test_id: collected $reg (zero)"
  64         }
  65         -re "\\$\[0-9\]+ = \[x0-9a-fA-F\]+$cr$gdb_prompt $" {
  66             pass "collect $test_id: collected $reg"
  67         }
  68         -re "\[Ee\]rror.*$gdb_prompt $" {
  69             fail "collect $test_id: collected $reg (error)"
  70         }
  71     }
  72 }
  73
  74 proc prepare_for_trace_test {} {
  75     global executable
  76
  77     clean_restart $executable
  78
  79     runto_main
  80
  81     gdb_test "break begin" ".*" ""
  82     gdb_test "break end" ".*" ""
  83 }
  84
  85 proc run_trace_experiment { msg test_func } {
  86     global gdb_prompt
  87
  88     gdb_test "continue" \
  89         ".*Breakpoint \[0-9\]+, begin .*" \
  90         "collect $msg: advance to begin"
  91
  92     set test "collect $msg: start trace experiment"
  93     gdb_test_multiple "tstart" "$test" {
  94         -re "^tstart\r\n$gdb_prompt $" {
  95             pass "$test"
  96         }
  97     }
  98
  99     gdb_test "continue" \
 100             "Continuing.*Breakpoint \[0-9\]+, end.*" \
 101             "collect $msg: run trace experiment"
 102     gdb_test "tstop" \
 103             "\[\r\n\]+" \
 104             "collect $msg: stop trace experiment"
 105     gdb_test "tfind start" \
 106             "#0  $test_func .*" \
 107             "collect $msg: tfind test frame"
 108 }
 109
 110
 111 #
 112 # Test procs
 113 #
 114
 115 proc gdb_collect_args_test { myargs msg } {
 116     global cr
 117     global gdb_prompt
 118
 119     prepare_for_trace_test
 120
 121     gdb_test "trace args_test_func" \
 122             "Tracepoint \[0-9\]+ at .*" \
 123             "collect $msg: set tracepoint"
 124     gdb_trace_setactions "collect $msg: define actions" \
 125             "" \
 126             "collect $myargs" "^$"
 127
 128     # Begin the test.
 129     run_trace_experiment $msg args_test_func
 130
 131     # Frame arguments and their entry values are displayed correctly with
 132     # various values of "print entry-values" when a trace frame is
 133     # selected.
 134
 135     gdb_test "tfind -1" ".*" ""
 136     gdb_test_no_output "set print entry-values only" ""
 137     gdb_test "tfind 0" \
 138         " \\(argc@entry=\[^,\]*, argi@entry=\[^,\]*, argf@entry=\[^,\]*, argd@entry=\[^,\]*, argstruct@entry=\[^,\]*, argarray@entry=\[^,\]*\\) .*" \
 139         "collect $msg: tfind 0 with entry-values only"
 140
 141     gdb_test "tfind -1" ".*" ""
 142     gdb_test_no_output "set print entry-values both" ""
 143     gdb_test "tfind 0" \
 144         " \\(argc=\[^,\]*, argc@entry=\[^,\]*, argi=\[^,\]*, argi@entry=\[^,\]*, argf=\[^,\]*, argf@entry=\[^,\]*, argd=\[^,\]*, argd@entry=\[^,\]*, argstruct=\[^,\]*, argstruct@entry=\[^,\]*, argarray=\[^,\]*, argarray@entry=\[^,\]*\\) .*" \
 145         "collect $msg: tfind 0 with entry-values both"
 146
 147     gdb_test "print argc" \
 148             "\\$\[0-9\]+ = 1 '.001'$cr" \
 149             "collect $msg: collected arg char"
 150     gdb_test "print argi" \
 151             "\\$\[0-9\]+ = 2$cr" \
 152             "collect $msg: collected arg int"
 153     gdb_test "print argf" \
 154             "\\$\[0-9\]+ = 3.\[23\]\[0-9\]*$cr" \
 155             "collect $msg: collected arg float"
 156     gdb_test "print argd" \
 157             "\\$\[0-9\]+ = 4.\[34\]\[0-9\]*$cr" \
 158             "collect $msg: collected arg double"
 159
 160     # struct arg as one of several args (near end of list)
 161     gdb_test "print argstruct.memberc" \
 162             "\\$\[0-9\]+ = 101 'e'$cr" \
 163             "collect $msg: collected arg struct member char"
 164     gdb_test "print argstruct.memberi" \
 165             "\\$\[0-9\]+ = 102$cr" \
 166             "collect $msg: collected arg struct member int"
 167     gdb_test "print argstruct.memberf" \
 168             "\\$\[0-9\]+ = 103.\[23\]\[0-9\]*$cr" \
 169             "collect $msg: collected arg struct member float"
 170     gdb_test "print argstruct.memberd" \
 171             "\\$\[0-9\]+ = 104.\[34\]\[0-9\]*$cr" \
 172             "collect $msg: collected arg struct member double"
 173
 174     # array arg as one of several args (near end of list)
 175
 176     # It isn't clear why is the test assuming the array's elements are
 177     # collected.  In C, an array as function parameters is a special
 178     # case; it's just a pointer into the caller's array, and as such,
 179     # that's what normally the debug info describes.  Maybe this was
 180     # originaly written for a compiler where array parameters were
 181     # really described as arrays in debug info.
 182
 183     setup_xfail "*-*-*"
 184     gdb_test "print argarray\[0\]" \
 185             "\\$\[0-9\]+ = 111$cr" \
 186             "collect $msg: collected argarray #0"
 187
 188     setup_xfail "*-*-*"
 189     gdb_test "print argarray\[1\]" \
 190             "\\$\[0-9\]+ = 112$cr" \
 191             "collect $msg: collected argarray #1"
 192
 193     setup_xfail "*-*-*"
 194     gdb_test "print argarray\[2\]" \
 195             "\\$\[0-9\]+ = 113$cr" \
 196             "collect $msg: collected argarray #2"
 197
 198     setup_xfail "*-*-*"
 199     gdb_test "print argarray\[3\]" \
 200             "\\$\[0-9\]+ = 114$cr" \
 201             "collect $msg: collected argarray #3"
 202
 203     gdb_test "tfind none" \
 204             "#0  end .*" \
 205             "collect $msg: cease trace debugging"
 206 }
 207
 208 proc gdb_collect_argstruct_test { myargs msg } {
 209     global cr
 210     global gdb_prompt
 211
 212     prepare_for_trace_test
 213
 214     gdb_test "trace argstruct_test_func" \
 215             "Tracepoint \[0-9\]+ at .*" \
 216             "collect $msg: set tracepoint"
 217     gdb_trace_setactions "collect $msg: define actions" \
 218             "" \
 219             "collect $myargs" "^$"
 220
 221     # Begin the test.
 222     run_trace_experiment $msg argstruct_test_func
 223
 224     # struct argument as only argument
 225     gdb_test "print argstruct.memberc" \
 226             "\\$\[0-9\]+ = 101 'e'$cr" \
 227             "collect $msg: collected arg struct member char"
 228     gdb_test "print argstruct.memberi" \
 229             "\\$\[0-9\]+ = 102$cr" \
 230             "collect $msg: collected arg struct member int"
 231     gdb_test "print argstruct.memberf" \
 232             "\\$\[0-9\]+ = 103.\[23\]\[0-9\]*$cr" \
 233             "collect $msg: collected arg struct member float"
 234     gdb_test "print argstruct.memberd" \
 235             "\\$\[0-9\]+ = 104.\[34\]\[0-9\]*$cr" \
 236             "collect $msg: collected arg struct member double"
 237
 238     gdb_test "tfind none" \
 239             "#0  end .*" \
 240             "collect $msg: cease trace debugging"
 241 }
 242
 243
 244 proc gdb_collect_argarray_test { myargs msg } {
 245     global cr
 246     global gdb_prompt
 247
 248     prepare_for_trace_test
 249
 250     gdb_test "trace argarray_test_func" \
 251             "Tracepoint \[0-9\]+ at .*" \
 252             "collect $msg: set tracepoint"
 253     gdb_trace_setactions "collect $msg: define actions" \
 254             "" \
 255             "collect $myargs" "^$"
 256
 257     # Begin the test.
 258     run_trace_experiment $msg argarray_test_func
 259
 260     # array arg as only argument
 261
 262     # It isn't clear why is the test assuming the array's elements are
 263     # collected.  In C, an array as function parameters is a special
 264     # case; it's just a pointer into the caller's array, and as such,
 265     # that's what normally the debug info describes.  Maybe this was
 266     # originaly written for a compiler where array parameters were
 267     # really described as arrays in debug info.
 268
 269     setup_xfail "*-*-*"
 270     gdb_test "print argarray\[0\]" \
 271             "\\$\[0-9\]+ = 111$cr" \
 272             "collect $msg: collected argarray #0"
 273
 274     setup_xfail "*-*-*"
 275     gdb_test "print argarray\[1\]" \
 276             "\\$\[0-9\]+ = 112$cr" \
 277             "collect $msg: collected argarray #1"
 278
 279     setup_xfail "*-*-*"
 280     gdb_test "print argarray\[2\]" \
 281             "\\$\[0-9\]+ = 113$cr" \
 282             "collect $msg: collected argarray #2"
 283
 284     setup_xfail "*-*-*"
 285     gdb_test "print argarray\[3\]" \
 286             "\\$\[0-9\]+ = 114$cr" \
 287             "collect $msg: collected argarray #3"
 288
 289     gdb_test "tfind none" \
 290             "#0  end .*" \
 291             "collect $msg: cease trace debugging"
 292 }
 293
 294
 295 proc gdb_collect_locals_test { func mylocs msg } {
 296     global cr
 297     global gdb_prompt
 298
 299     prepare_for_trace_test
 300
 301     # Find the comment-identified line for setting this tracepoint.
 302     set testline 0
 303     gdb_test_multiple "list $func, +30" "collect $msg: find tracepoint line" {
 304         -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+ Set_Tracepoint_Here .*$gdb_prompt" {
 305             set testline $expect_out(1,string)
 306             pass "collect $msg: find tracepoint line"
 307         }
 308         -re ".*$gdb_prompt " {
 309             fail "collect $msg: find tracepoint line (skipping locals test)"
 310             return
 311         }
 312         timeout {
 313             fail "collect $msg: find tracepoint line (skipping locals test)"
 314             return
 315         }
 316     }
 317
 318     gdb_test "trace $testline" \
 319             "Tracepoint \[0-9\]+ at .*" \
 320             "collect $msg: set tracepoint"
 321     gdb_trace_setactions "collect $msg: define actions" \
 322             "" \
 323             "collect $mylocs" "^$"
 324
 325     # Begin the test.
 326     run_trace_experiment $msg $func
 327
 328     gdb_test "print locc" \
 329         "\\$\[0-9\]+ = 11 '.\[a-z0-7\]+'$cr" \
 330             "collect $msg: collected local char"
 331     gdb_test "print loci" \
 332             "\\$\[0-9\]+ = 12$cr" \
 333             "collect $msg: collected local int"
 334     gdb_test "print locf" \
 335             "\\$\[0-9\]+ = 13.\[23\]\[0-9\]*$cr" \
 336             "collect $msg: collected local float"
 337     gdb_test "print locd" \
 338             "\\$\[0-9\]+ = 14.\[34\]\[0-9\]*$cr" \
 339             "collect $msg: collected local double"
 340
 341     gdb_test "print locst.memberc" \
 342             "\\$\[0-9\]+ = 15 '.017'$cr" \
 343             "collect $msg: collected local member char"
 344     gdb_test "print locst.memberi" \
 345             "\\$\[0-9\]+ = 16$cr" \
 346             "collect $msg: collected local member int"
 347     gdb_test "print locst.memberf" \
 348             "\\$\[0-9\]+ = 17.\[67\]\[0-9\]*$cr" \
 349             "collect $msg: collected local member float"
 350     gdb_test "print locst.memberd" \
 351             "\\$\[0-9\]+ = 18.\[78\]\[0-9\]*$cr" \
 352             "collect $msg: collected local member double"
 353
 354     gdb_test "print locar\[0\]" \
 355             "\\$\[0-9\]+ = 121$cr" \
 356             "collect $msg: collected locarray #0"
 357     gdb_test "print locar\[1\]" \
 358             "\\$\[0-9\]+ = 122$cr" \
 359             "collect $msg: collected locarray #1"
 360     gdb_test "print locar\[2\]" \
 361             "\\$\[0-9\]+ = 123$cr" \
 362             "collect $msg: collected locarray #2"
 363     gdb_test "print locar\[3\]" \
 364             "\\$\[0-9\]+ = 124$cr" \
 365             "collect $msg: collected locarray #3"
 366
 367
 368     gdb_test "tfind none" \
 369             "#0  end .*" \
 370             "collect $msg: cease trace debugging"
 371 }
 372
 373 proc gdb_collect_registers_test { myregs } {
 374     global cr
 375     global gdb_prompt
 376     global fpreg
 377     global spreg
 378     global pcreg
 379
 380     prepare_for_trace_test
 381
 382     # We'll simply re-use the args_test_function for this test
 383     gdb_test "trace args_test_func" \
 384             "Tracepoint \[0-9\]+ at .*" \
 385             "collect $myregs: set tracepoint"
 386     gdb_trace_setactions "collect $myregs: define actions" \
 387             "" \
 388             "collect $myregs" "^$"
 389
 390     # Begin the test.
 391     run_trace_experiment $myregs args_test_func
 392
 393     test_register "\$$fpreg" $myregs
 394     test_register "\$$spreg" $myregs
 395     test_register "\$$pcreg" $myregs
 396
 397     gdb_test "tfind none" \
 398             "#0  end .*" \
 399             "collect $myregs: cease trace debugging"
 400 }
 401
 402 proc gdb_collect_expression_test { func expr val msg } {
 403     global cr
 404     global gdb_prompt
 405
 406     prepare_for_trace_test
 407
 408     # Find the comment-identified line for setting this tracepoint.
 409     set testline 0
 410     gdb_test_multiple "list $func, +30" "collect $msg: find tracepoint line" {
 411         -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+ Set_Tracepoint_Here .*$gdb_prompt" {
 412             set testline $expect_out(1,string)
 413             pass "collect $msg: find tracepoint line"
 414         }
 415         -re ".*$gdb_prompt " {
 416             fail "collect $msg: find tracepoint line (skipping locals test)"
 417             return
 418         }
 419         timeout {
 420             fail "collect $msg: find tracepoint line (skipping locals test)"
 421             return
 422         }
 423     }
 424
 425     gdb_test "trace $testline" \
 426             "Tracepoint \[0-9\]+ at .*" \
 427             "collect $msg: set tracepoint"
 428     gdb_trace_setactions "collect $msg: define actions" \
 429             "" \
 430             "collect $expr" "^$"
 431
 432     # Begin the test.
 433     run_trace_experiment $msg $func
 434
 435     gdb_test "print $expr" \
 436             "\\$\[0-9\]+ = $val$cr" \
 437             "collect $msg: got expected value '$val'"
 438
 439     gdb_test "tfind none" \
 440             "#0  end .*" \
 441             "collect $msg: cease trace debugging"
 442 }
 443
 444 proc gdb_collect_globals_test { } {
 445     global cr
 446     global gdb_prompt
 447
 448     prepare_for_trace_test
 449
 450     # Find the comment-identified line for setting this tracepoint.
 451     set testline 0
 452     gdb_test_multiple "list globals_test_func, +30" "collect globals: find tracepoint line" {
 453         -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+ Set_Tracepoint_Here .*$gdb_prompt" {
 454             set testline $expect_out(1,string)
 455             pass "collect globals: find tracepoint line"
 456         }
 457         -re ".*$gdb_prompt " {
 458             fail "collect globals: find tracepoint line (skipping global test)"
 459             return
 460         }
 461         timeout {
 462             fail "collect globals: find tracepoint line (skipping global test)"
 463             return
 464         }
 465     }
 466
 467     # Use use this to test collecting overlapping memory ranges
 468     # (making use of UNOP_MEMVAL, as objects don't usually overlap
 469     # other objects).  Note that globalarr2 should not be collected in
 470     # any other way so that a regression test below can be effective.
 471
 472     set globalarr2_addr ""
 473     set test "get address of globalarr2"
 474     gdb_test_multiple "p /x &globalarr2" $test {
 475         -re " = (0x\[0-9a-f\]+)\r\n$gdb_prompt $" {
 476             set globalarr2_addr $expect_out(1,string)
 477             pass $test
 478         }
 479     }
 480
 481     gdb_test "trace $testline" \
 482             "Tracepoint \[0-9\]+ at .*" \
 483             "collect globals: set tracepoint"
 484     gdb_trace_setactions "collect globals: define actions" \
 485             "" \
 486             "collect globalc, globali, globalf, globald" "^$" \
 487             "collect globalstruct, globalp, globalarr" "^$" \
 488             "collect \{int \[4\]\}$globalarr2_addr" "^$" \
 489             "collect \{int \[2\]\}$globalarr2_addr" "^$" \
 490             "collect \{int \[4\]\}globalarr3" "^$"
 491
 492     # Begin the test.
 493     run_trace_experiment "globals" globals_test_func
 494
 495     gdb_test "print globalc" \
 496             "\\$\[0-9\]+ = 71 'G'$cr" \
 497             "collect globals: collected global char"
 498     gdb_test "print globali" \
 499             "\\$\[0-9\]+ = 72$cr" \
 500             "collect globals: collected global int"
 501     gdb_test "print globalf" \
 502             "\\$\[0-9\]+ = 73.\[23\]\[0-9\]*$cr" \
 503             "collect globals: collected global float"
 504     gdb_test "print globald" \
 505             "\\$\[0-9\]+ = 74.\[34\]\[0-9\]*$cr" \
 506             "collect globals: collected global double"
 507
 508     gdb_test "print globalstruct.memberc" \
 509             "\\$\[0-9\]+ = 81 'Q'$cr" \
 510             "collect globals: collected struct char member"
 511     gdb_test "print globalstruct.memberi" \
 512             "\\$\[0-9\]+ = 82$cr" \
 513             "collect globals: collected struct member int"
 514     gdb_test "print globalstruct.memberf" \
 515             "\\$\[0-9\]+ = 83.\[23\]\[0-9\]*$cr" \
 516             "collect globals: collected struct member float"
 517     gdb_test "print globalstruct.memberd" \
 518             "\\$\[0-9\]+ = 84.\[34\]\[0-9\]*$cr" \
 519             "collect globals: collected struct member double"
 520
 521     gdb_test "print globalp == &globalstruct" \
 522             "\\$\[0-9\]+ = 1$cr" \
 523             "collect globals: collected global pointer"
 524
 525     gdb_test "print globalarr\[1\]" \
 526             "\\$\[0-9\]+ = 1$cr" \
 527             "collect globals: collected global array element #1"
 528     gdb_test "print globalarr\[2\]" \
 529             "\\$\[0-9\]+ = 2$cr" \
 530             "collect globals: collected global array element #2"
 531     gdb_test "print globalarr\[3\]" \
 532             "\\$\[0-9\]+ = 3$cr" \
 533             "collect globals: collected global array element #3"
 534
 535     # Check that we didn't mess up sort&merging memory ranges to
 536     # collect.
 537     gdb_test "print globalarr2" \
 538         "\\$\[0-9\]+ = \\{0, 1, 2, 3\\}$cr" \
 539         "collect globals: collected global array 2"
 540
 541     # GDB would internal error collecting UNOP_MEMVAL's whose address
 542     # expression wasn't an rvalue (that's regtested in the
 543     # corresponding 'collect' action above).  This just double checks
 544     # we actually did collect what we wanted.
 545     gdb_test "print globalarr3" \
 546         "\\$\[0-9\]+ = \\{3, 2, 1, 0\\}$cr" \
 547         "collect globals: collected global array 3"
 548
 549     gdb_test "tfind none" \
 550             "#0  end .*" \
 551             "collect globals: cease trace debugging"
 552 }
 553
 554 # Test that when we've collected all fields of a structure
 555 # individually, we can print the whole structure in one go.
 556 proc gdb_collect_global_in_pieces_test { } {
 557     global gdb_prompt
 558
 559     prepare_for_trace_test
 560
 561     # Find the comment-identified line for setting this tracepoint.
 562     set testline 0
 563     set msg "collect global in pieces: find tracepoint line"
 564     gdb_test_multiple "list globals_test_func, +30" "$msg" {
 565         -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+ Set_Tracepoint_Here .*$gdb_prompt" {
 566             set testline $expect_out(1,string)
 567             pass "$msg"
 568         }
 569     }
 570
 571     if {$testline == 0} {
 572         return
 573     }
 574
 575     gdb_test "trace $testline" \
 576         "Tracepoint \[0-9\]+ at .*" \
 577         "collect global in pieces: set tracepoint"
 578     gdb_trace_setactions "collect global in pieces: define actions" \
 579             "" \
 580             "collect global_pieces.a, global_pieces.b" \
 581             "^$"
 582
 583     # Begin the test.
 584     run_trace_experiment "global in pieces" globals_test_func
 585
 586     gdb_test "print /x global_pieces.a" " = 0x12345678" \
 587         "collect global in pieces: print piece a"
 588     gdb_test "print /x global_pieces.b" " = 0x87654321" \
 589         "collect global in pieces: print piece b"
 590
 591     gdb_test "print /x global_pieces" " = \{a = 0x12345678, b = 0x87654321\}" \
 592         "collect global in pieces: print whole object"
 593
 594     gdb_test "tfind none" "#0  end .*" \
 595         "collect global in pieces: cease trace debugging"
 596 }
 597
 598 proc gdb_collect_return_test { } {
 599     global gdb_prompt
 600
 601     prepare_for_trace_test
 602
 603     # We'll simply re-use the args_test_function for this test
 604     gdb_test "trace args_test_func" \
 605             "Tracepoint \[0-9\]+ at .*" \
 606             "collect \$_ret: set tracepoint"
 607     gdb_trace_setactions "collect \$_ret: define actions" \
 608             "" \
 609             "collect \$_ret" "^$"
 610
 611     # Begin the test.
 612     run_trace_experiment \$_ret args_test_func
 613
 614     # Since we can't guarantee that $_ret will give us the caller,
 615     # pass either way, but giving different messages.
 616     gdb_test_multiple "backtrace" "" {
 617         -re ".*#1 .* in main .*\r\n$gdb_prompt $" {
 618             pass "collect \$_ret: backtrace lists main"
 619         }
 620         -re ".*#1 .* in ?? .*\r\n$gdb_prompt $" {
 621             pass "collect \$_ret: backtrace not listing main"
 622         }
 623     }
 624
 625     gdb_test "tfind none" \
 626             "#0  end .*" \
 627             "collect \$_ret: cease trace debugging"
 628 }
 629
 630 proc gdb_collect_strings_test { func mystr myrslt mylim msg } {
 631     global hex
 632     global cr
 633     global gdb_prompt
 634
 635     prepare_for_trace_test
 636
 637     # Find the comment-identified line for setting this tracepoint.
 638     set testline 0
 639     gdb_test_multiple "list $func, +30" "collect $msg: find tracepoint line" {
 640         -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+ Set_Tracepoint_Here .*$gdb_prompt" {
 641             set testline $expect_out(1,string)
 642             pass "collect $msg: find tracepoint line"
 643         }
 644         -re ".*$gdb_prompt " {
 645             fail "collect $msg: find tracepoint line (skipping strings test)"
 646             return
 647         }
 648         timeout {
 649             fail "collect $msg: find tracepoint line (skipping strings test)"
 650             return
 651         }
 652     }
 653
 654     gdb_test "trace $testline" \
 655             "Tracepoint \[0-9\]+ at .*" \
 656             "collect $msg: set tracepoint"
 657     gdb_trace_setactions "collect $msg: define actions" \
 658             "" \
 659             "collect/s$mylim $mystr" "^$"
 660
 661     # Begin the test.
 662     run_trace_experiment $msg $func
 663
 664     gdb_test "print $mystr" \
 665         "\\$\[0-9\]+ = $hex \"$myrslt\".*$cr" \
 666             "collect $msg: collected local string"
 667
 668     gdb_test "tfind none" \
 669             "#0  end .*" \
 670             "collect $msg: cease trace debugging"
 671 }
 672
 673 proc gdb_trace_collection_test {} {
 674     global fpreg
 675     global spreg
 676     global pcreg
 677
 678     gdb_collect_args_test "\$args" \
 679             "args collectively"
 680     gdb_collect_args_test "argc, argi, argf, argd, argstruct, argarray" \
 681             "args individually"
 682     gdb_collect_argstruct_test "\$args" \
 683             "argstruct collectively"
 684     gdb_collect_argstruct_test "argstruct" \
 685             "argstruct individually"
 686     gdb_collect_argarray_test "\$args" \
 687             "argarray collectively"
 688     gdb_collect_argarray_test "argarray" \
 689             "argarray individually"
 690     gdb_collect_locals_test local_test_func "\$locals" \
 691             "auto locals collectively"
 692     gdb_collect_locals_test local_test_func \
 693             "locc, loci, locf, locd, locst, locar" \
 694             "auto locals individually"
 695     gdb_collect_locals_test reglocal_test_func "\$locals" \
 696             "register locals collectively"
 697     gdb_collect_locals_test reglocal_test_func \
 698             "locc, loci, locf, locd, locst, locar" \
 699             "register locals individually"
 700     gdb_collect_locals_test statlocal_test_func "\$locals" \
 701             "static locals collectively"
 702     gdb_collect_locals_test statlocal_test_func \
 703             "locc, loci, locf, locd, locst, locar" \
 704             "static locals individually"
 705     gdb_collect_registers_test "\$regs"
 706     gdb_collect_registers_test "\$$fpreg, \$$spreg, \$$pcreg"
 707     gdb_collect_globals_test
 708     gdb_collect_global_in_pieces_test
 709
 710     #
 711     # Expression tests:
 712     #
 713     # *x        (**x, ...)
 714     # x.y       (x.y.z, ...)
 715     # x->y      (x->y->z, ...)
 716     # x[2]      (x[2][3], ...) (const index)
 717     # x[y]      (x[y][z], ...) (index to be char, short, long, float, double)
 718     #  NOTE:
 719     #  We test the following operators by using them in an array index
 720     #  expression -- because the naked result of an operator is not really
 721     #  collected.  To be sure the operator was evaluated correctly on the
 722     #  target, we have to actually use the result eg. in an array offset
 723     #  calculation.
 724     # x[y +  z] (tests addition: y and z various combos of types, sclasses)
 725     # x[y -  z] (tests subtraction) (ditto)
 726     # x[y *  z] (tests multiplication) (ditto)
 727     # x[y /  z] (tests division) (ditto)
 728     # x[y %  z] (tests modulo division) (ditto)
 729     # x[y == z] (tests equality relation) (ditto)              UNSUPPORTED
 730     # x[y != z] (tests inequality relation) (ditto)            UNSUPPORTED
 731     # x[y >  z] (tests greater-than relation) (ditto)          UNSUPPORTED
 732     # x[y <  z] (tests less-than relation) (ditto)             UNSUPPORTED
 733     # x[y >= z] (tests greater-than-or-equal relation) (ditto) UNSUPPORTED
 734     # x[y <= z] (tests less-than-or-equal relation) (ditto)    UNSUPPORTED
 735     # x[y && z] (tests logical and) (ditto)                    UNSUPPORTED
 736     # x[y || z] (tests logical or) (ditto)                     UNSUPPORTED
 737     # x[y &  z] (tests binary and) (ditto)                     UNSUPPORTED
 738     # x[y |  z] (tests binary or) (ditto)                      UNSUPPORTED
 739     # x[y ^  z] (tests binary xor) (ditto)                     UNSUPPORTED
 740     # x[y ? z1 : z2] (tests ternary operator) (ditto)          UNSUPPORTED
 741     # x[y << z] (tests shift-left) (ditto)                     UNSUPPORTED
 742     # x[y >> z] (tests shift-right) (ditto)                    UNSUPPORTED
 743     # x[y =  z] (tests assignment operator) (ditto)            UNSUPPORTED
 744     # x[++y]    (tests pre-increment operator) (ditto)         UNSUPPORTED
 745     # x[--y]    (tests pre-decrement operator) (ditto)         UNSUPPORTED
 746     # x[y++]    (tests post-increment operator) (ditto)        UNSUPPORTED
 747     # x[y--]    (tests post-decrement operator) (ditto)        UNSUPPORTED
 748     # x[+y]     (tests unary plus) (ditto)
 749     # x[-y]     (tests unary minus) (ditto)
 750     # x[!y]     (tests logical not) (ditto)                    UNSUPPORTED
 751     # x[~y]     (tests binary not) (ditto)                     UNSUPPORTED
 752     # x[(y, z)] (tests comma expression) (ditto)
 753     # cast expr
 754     # stack data
 755
 756     gdb_collect_expression_test globals_test_func \
 757             "globalstruct.memberi"  "82"     "a.b"
 758     gdb_collect_expression_test globals_test_func \
 759             "globalp->memberc"      "81 'Q'" "a->b"
 760     gdb_collect_expression_test globals_test_func \
 761             "globalarr\[2\]"        "2"      "a\[2\]"
 762     gdb_collect_expression_test globals_test_func \
 763             "globalarr\[l3\]"       "3"      "a\[b\]"
 764     gdb_collect_expression_test globals_test_func \
 765             "globalarr\[l3 + l2\]"  "5"      "a\[b + c\]"
 766     gdb_collect_expression_test globals_test_func \
 767             "globalarr\[l3 - l2\]"  "1"      "a\[b - c\]"
 768     gdb_collect_expression_test globals_test_func \
 769             "globalarr\[l3 * l2\]"  "6"      "a\[b * c\]"
 770     gdb_collect_expression_test globals_test_func \
 771             "globalarr\[l6 / l3\]"  "2"      "a\[b / c\]"
 772     gdb_collect_expression_test globals_test_func \
 773             "globalarr\[l7 % l3\]"  "1"      "a\[b % c\]"
 774     gdb_collect_expression_test globals_test_func \
 775             "globalarr\[+l1\]"      "1"      "a\[+b\]"
 776     gdb_collect_expression_test globals_test_func \
 777             "globalarr\[-lminus\]"  "2"      "a\[-b\]"
 778     gdb_collect_expression_test globals_test_func \
 779             "globalarr\[\(l6, l7\)\]" "7"    "a\[\(b, c\)\]"
 780
 781     gdb_collect_return_test
 782
 783     gdb_collect_strings_test strings_test_func "locstr" "abcdef" "" \
 784             "local string"
 785
 786     gdb_collect_strings_test strings_test_func "longloc" "how now brown c" 15 \
 787             "long local string"
 788
 789 }
 790
 791 runto_main
 792
 793 if { ![gdb_target_supports_trace] } then {
 794     unsupported "Current target does not support trace"
 795     return 1
 796 }
 797
 798 # Body of test encased in a proc so we can return prematurely.
 799 gdb_trace_collection_test
 800
 801 # Finished!
 802 gdb_test "tfind none" ".*" ""