gdb/testsuite/gdb.trace/collection.exp

   1 # Copyright 1998-2013 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 $msg args_test_func
 130
 131     gdb_test "print argc" \
 132             "\\$\[0-9\]+ = 1 '.001'$cr" \
 133             "collect $msg: collected arg char"
 134     gdb_test "print argi" \
 135             "\\$\[0-9\]+ = 2$cr" \
 136             "collect $msg: collected arg int"
 137     gdb_test "print argf" \
 138             "\\$\[0-9\]+ = 3.\[23\]\[0-9\]*$cr" \
 139             "collect $msg: collected arg float"
 140     gdb_test "print argd" \
 141             "\\$\[0-9\]+ = 4.\[34\]\[0-9\]*$cr" \
 142             "collect $msg: collected arg double"
 143
 144     # struct arg as one of several args (near end of list)
 145     gdb_test "print argstruct.memberc" \
 146             "\\$\[0-9\]+ = 101 'e'$cr" \
 147             "collect $msg: collected arg struct member char"
 148     gdb_test "print argstruct.memberi" \
 149             "\\$\[0-9\]+ = 102$cr" \
 150             "collect $msg: collected arg struct member int"
 151     gdb_test "print argstruct.memberf" \
 152             "\\$\[0-9\]+ = 103.\[23\]\[0-9\]*$cr" \
 153             "collect $msg: collected arg struct member float"
 154     gdb_test "print argstruct.memberd" \
 155             "\\$\[0-9\]+ = 104.\[34\]\[0-9\]*$cr" \
 156             "collect $msg: collected arg struct member double"
 157
 158     # array arg as one of several args (near end of list)
 159
 160     # It isn't clear why is the test assuming the array's elements are
 161     # collected.  In C, an array as function parameters is a special
 162     # case; it's just a pointer into the caller's array, and as such,
 163     # that's what normally the debug info describes.  Maybe this was
 164     # originaly written for a compiler where array parameters were
 165     # really described as arrays in debug info.
 166
 167     setup_xfail "*-*-*"
 168     gdb_test "print argarray\[0\]" \
 169             "\\$\[0-9\]+ = 111$cr" \
 170             "collect $msg: collected argarray #0"
 171
 172     setup_xfail "*-*-*"
 173     gdb_test "print argarray\[1\]" \
 174             "\\$\[0-9\]+ = 112$cr" \
 175             "collect $msg: collected argarray #1"
 176
 177     setup_xfail "*-*-*"
 178     gdb_test "print argarray\[2\]" \
 179             "\\$\[0-9\]+ = 113$cr" \
 180             "collect $msg: collected argarray #2"
 181
 182     setup_xfail "*-*-*"
 183     gdb_test "print argarray\[3\]" \
 184             "\\$\[0-9\]+ = 114$cr" \
 185             "collect $msg: collected argarray #3"
 186
 187     gdb_test "tfind none" \
 188             "#0  end .*" \
 189             "collect $msg: cease trace debugging"
 190 }
 191
 192 proc gdb_collect_argstruct_test { myargs msg } {
 193     global cr
 194     global gdb_prompt
 195
 196     prepare_for_trace_test
 197
 198     gdb_test "trace argstruct_test_func" \
 199             "Tracepoint \[0-9\]+ at .*" \
 200             "collect $msg: set tracepoint"
 201     gdb_trace_setactions "collect $msg: define actions" \
 202             "" \
 203             "collect $myargs" "^$"
 204
 205     # Begin the test.
 206     run_trace_experiment $msg argstruct_test_func
 207
 208     # struct argument as only argument
 209     gdb_test "print argstruct.memberc" \
 210             "\\$\[0-9\]+ = 101 'e'$cr" \
 211             "collect $msg: collected arg struct member char"
 212     gdb_test "print argstruct.memberi" \
 213             "\\$\[0-9\]+ = 102$cr" \
 214             "collect $msg: collected arg struct member int"
 215     gdb_test "print argstruct.memberf" \
 216             "\\$\[0-9\]+ = 103.\[23\]\[0-9\]*$cr" \
 217             "collect $msg: collected arg struct member float"
 218     gdb_test "print argstruct.memberd" \
 219             "\\$\[0-9\]+ = 104.\[34\]\[0-9\]*$cr" \
 220             "collect $msg: collected arg struct member double"
 221
 222     gdb_test "tfind none" \
 223             "#0  end .*" \
 224             "collect $msg: cease trace debugging"
 225 }
 226
 227
 228 proc gdb_collect_argarray_test { myargs msg } {
 229     global cr
 230     global gdb_prompt
 231
 232     prepare_for_trace_test
 233
 234     gdb_test "trace argarray_test_func" \
 235             "Tracepoint \[0-9\]+ at .*" \
 236             "collect $msg: set tracepoint"
 237     gdb_trace_setactions "collect $msg: define actions" \
 238             "" \
 239             "collect $myargs" "^$"
 240
 241     # Begin the test.
 242     run_trace_experiment $msg argarray_test_func
 243
 244     # array arg as only argument
 245
 246     # It isn't clear why is the test assuming the array's elements are
 247     # collected.  In C, an array as function parameters is a special
 248     # case; it's just a pointer into the caller's array, and as such,
 249     # that's what normally the debug info describes.  Maybe this was
 250     # originaly written for a compiler where array parameters were
 251     # really described as arrays in debug info.
 252
 253     setup_xfail "*-*-*"
 254     gdb_test "print argarray\[0\]" \
 255             "\\$\[0-9\]+ = 111$cr" \
 256             "collect $msg: collected argarray #0"
 257
 258     setup_xfail "*-*-*"
 259     gdb_test "print argarray\[1\]" \
 260             "\\$\[0-9\]+ = 112$cr" \
 261             "collect $msg: collected argarray #1"
 262
 263     setup_xfail "*-*-*"
 264     gdb_test "print argarray\[2\]" \
 265             "\\$\[0-9\]+ = 113$cr" \
 266             "collect $msg: collected argarray #2"
 267
 268     setup_xfail "*-*-*"
 269     gdb_test "print argarray\[3\]" \
 270             "\\$\[0-9\]+ = 114$cr" \
 271             "collect $msg: collected argarray #3"
 272
 273     gdb_test "tfind none" \
 274             "#0  end .*" \
 275             "collect $msg: cease trace debugging"
 276 }
 277
 278
 279 proc gdb_collect_locals_test { func mylocs msg } {
 280     global cr
 281     global gdb_prompt
 282
 283     prepare_for_trace_test
 284
 285     # Find the comment-identified line for setting this tracepoint.
 286     set testline 0
 287     gdb_test_multiple "list $func, +30" "collect $msg: find tracepoint line" {
 288         -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+ Set_Tracepoint_Here .*$gdb_prompt" {
 289             set testline $expect_out(1,string)
 290             pass "collect $msg: find tracepoint line"
 291         }
 292         -re ".*$gdb_prompt " {
 293             fail "collect $msg: find tracepoint line (skipping locals test)"
 294             return
 295         }
 296         timeout {
 297             fail "collect $msg: find tracepoint line (skipping locals test)"
 298             return
 299         }
 300     }
 301
 302     gdb_test "trace $testline" \
 303             "Tracepoint \[0-9\]+ at .*" \
 304             "collect $msg: set tracepoint"
 305     gdb_trace_setactions "collect $msg: define actions" \
 306             "" \
 307             "collect $mylocs" "^$"
 308
 309     # Begin the test.
 310     run_trace_experiment $msg $func
 311
 312     gdb_test "print locc" \
 313         "\\$\[0-9\]+ = 11 '.\[a-z0-7\]+'$cr" \
 314             "collect $msg: collected local char"
 315     gdb_test "print loci" \
 316             "\\$\[0-9\]+ = 12$cr" \
 317             "collect $msg: collected local int"
 318     gdb_test "print locf" \
 319             "\\$\[0-9\]+ = 13.\[23\]\[0-9\]*$cr" \
 320             "collect $msg: collected local float"
 321     gdb_test "print locd" \
 322             "\\$\[0-9\]+ = 14.\[34\]\[0-9\]*$cr" \
 323             "collect $msg: collected local double"
 324
 325     gdb_test "print locst.memberc" \
 326             "\\$\[0-9\]+ = 15 '.017'$cr" \
 327             "collect $msg: collected local member char"
 328     gdb_test "print locst.memberi" \
 329             "\\$\[0-9\]+ = 16$cr" \
 330             "collect $msg: collected local member int"
 331     gdb_test "print locst.memberf" \
 332             "\\$\[0-9\]+ = 17.\[67\]\[0-9\]*$cr" \
 333             "collect $msg: collected local member float"
 334     gdb_test "print locst.memberd" \
 335             "\\$\[0-9\]+ = 18.\[78\]\[0-9\]*$cr" \
 336             "collect $msg: collected local member double"
 337
 338     gdb_test "print locar\[0\]" \
 339             "\\$\[0-9\]+ = 121$cr" \
 340             "collect $msg: collected locarray #0"
 341     gdb_test "print locar\[1\]" \
 342             "\\$\[0-9\]+ = 122$cr" \
 343             "collect $msg: collected locarray #1"
 344     gdb_test "print locar\[2\]" \
 345             "\\$\[0-9\]+ = 123$cr" \
 346             "collect $msg: collected locarray #2"
 347     gdb_test "print locar\[3\]" \
 348             "\\$\[0-9\]+ = 124$cr" \
 349             "collect $msg: collected locarray #3"
 350
 351
 352     gdb_test "tfind none" \
 353             "#0  end .*" \
 354             "collect $msg: cease trace debugging"
 355 }
 356
 357 proc gdb_collect_registers_test { myregs } {
 358     global cr
 359     global gdb_prompt
 360     global fpreg
 361     global spreg
 362     global pcreg
 363
 364     prepare_for_trace_test
 365
 366     # We'll simply re-use the args_test_function for this test
 367     gdb_test "trace args_test_func" \
 368             "Tracepoint \[0-9\]+ at .*" \
 369             "collect $myregs: set tracepoint"
 370     gdb_trace_setactions "collect $myregs: define actions" \
 371             "" \
 372             "collect $myregs" "^$"
 373
 374     # Begin the test.
 375     run_trace_experiment $myregs args_test_func
 376
 377     test_register "\$$fpreg" $myregs
 378     test_register "\$$spreg" $myregs
 379     test_register "\$$pcreg" $myregs
 380
 381     gdb_test "tfind none" \
 382             "#0  end .*" \
 383             "collect $myregs: cease trace debugging"
 384 }
 385
 386 proc gdb_collect_expression_test { func expr val msg } {
 387     global cr
 388     global gdb_prompt
 389
 390     prepare_for_trace_test
 391
 392     # Find the comment-identified line for setting this tracepoint.
 393     set testline 0
 394     gdb_test_multiple "list $func, +30" "collect $msg: find tracepoint line" {
 395         -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+ Set_Tracepoint_Here .*$gdb_prompt" {
 396             set testline $expect_out(1,string)
 397             pass "collect $msg: find tracepoint line"
 398         }
 399         -re ".*$gdb_prompt " {
 400             fail "collect $msg: find tracepoint line (skipping locals test)"
 401             return
 402         }
 403         timeout {
 404             fail "collect $msg: find tracepoint line (skipping locals test)"
 405             return
 406         }
 407     }
 408
 409     gdb_test "trace $testline" \
 410             "Tracepoint \[0-9\]+ at .*" \
 411             "collect $msg: set tracepoint"
 412     gdb_trace_setactions "collect $msg: define actions" \
 413             "" \
 414             "collect $expr" "^$"
 415
 416     # Begin the test.
 417     run_trace_experiment $msg $func
 418
 419     gdb_test "print $expr" \
 420             "\\$\[0-9\]+ = $val$cr" \
 421             "collect $msg: got expected value '$val'"
 422
 423     gdb_test "tfind none" \
 424             "#0  end .*" \
 425             "collect $msg: cease trace debugging"
 426 }
 427
 428 proc gdb_collect_globals_test { } {
 429     global cr
 430     global gdb_prompt
 431
 432     prepare_for_trace_test
 433
 434     # Find the comment-identified line for setting this tracepoint.
 435     set testline 0
 436     gdb_test_multiple "list globals_test_func, +30" "collect globals: find tracepoint line" {
 437         -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+ Set_Tracepoint_Here .*$gdb_prompt" {
 438             set testline $expect_out(1,string)
 439             pass "collect globals: find tracepoint line"
 440         }
 441         -re ".*$gdb_prompt " {
 442             fail "collect globals: find tracepoint line (skipping global test)"
 443             return
 444         }
 445         timeout {
 446             fail "collect globals: find tracepoint line (skipping global test)"
 447             return
 448         }
 449     }
 450
 451     # Use use this to test collecting overlapping memory ranges
 452     # (making use of UNOP_MEMVAL, as objects don't usually overlap
 453     # other objects).  Note that globalarr2 should not be collected in
 454     # any other way so that a regression test below can be effective.
 455
 456     set globalarr2_addr ""
 457     set test "get address of globalarr2"
 458     gdb_test_multiple "p /x &globalarr2" $test {
 459         -re " = (0x\[0-9a-f\]+)\r\n$gdb_prompt $" {
 460             set globalarr2_addr $expect_out(1,string)
 461             pass $test
 462         }
 463     }
 464
 465     gdb_test "trace $testline" \
 466             "Tracepoint \[0-9\]+ at .*" \
 467             "collect globals: set tracepoint"
 468     gdb_trace_setactions "collect globals: define actions" \
 469             "" \
 470             "collect globalc, globali, globalf, globald" "^$" \
 471             "collect globalstruct, globalp, globalarr" "^$" \
 472             "collect \{int \[4\]\}$globalarr2_addr" "^$" \
 473             "collect \{int \[2\]\}$globalarr2_addr" "^$" \
 474             "collect \{int \[4\]\}globalarr3" "^$"
 475
 476     # Begin the test.
 477     run_trace_experiment "globals" globals_test_func
 478
 479     gdb_test "print globalc" \
 480             "\\$\[0-9\]+ = 71 'G'$cr" \
 481             "collect globals: collected global char"
 482     gdb_test "print globali" \
 483             "\\$\[0-9\]+ = 72$cr" \
 484             "collect globals: collected global int"
 485     gdb_test "print globalf" \
 486             "\\$\[0-9\]+ = 73.\[23\]\[0-9\]*$cr" \
 487             "collect globals: collected global float"
 488     gdb_test "print globald" \
 489             "\\$\[0-9\]+ = 74.\[34\]\[0-9\]*$cr" \
 490             "collect globals: collected global double"
 491
 492     gdb_test "print globalstruct.memberc" \
 493             "\\$\[0-9\]+ = 81 'Q'$cr" \
 494             "collect globals: collected struct char member"
 495     gdb_test "print globalstruct.memberi" \
 496             "\\$\[0-9\]+ = 82$cr" \
 497             "collect globals: collected struct member int"
 498     gdb_test "print globalstruct.memberf" \
 499             "\\$\[0-9\]+ = 83.\[23\]\[0-9\]*$cr" \
 500             "collect globals: collected struct member float"
 501     gdb_test "print globalstruct.memberd" \
 502             "\\$\[0-9\]+ = 84.\[34\]\[0-9\]*$cr" \
 503             "collect globals: collected struct member double"
 504
 505     gdb_test "print globalp == &globalstruct" \
 506             "\\$\[0-9\]+ = 1$cr" \
 507             "collect globals: collected global pointer"
 508
 509     gdb_test "print globalarr\[1\]" \
 510             "\\$\[0-9\]+ = 1$cr" \
 511             "collect globals: collected global array element #1"
 512     gdb_test "print globalarr\[2\]" \
 513             "\\$\[0-9\]+ = 2$cr" \
 514             "collect globals: collected global array element #2"
 515     gdb_test "print globalarr\[3\]" \
 516             "\\$\[0-9\]+ = 3$cr" \
 517             "collect globals: collected global array element #3"
 518
 519     # Check that we didn't mess up sort&merging memory ranges to
 520     # collect.
 521     gdb_test "print globalarr2" \
 522         "\\$\[0-9\]+ = \\{0, 1, 2, 3\\}$cr" \
 523         "collect globals: collected global array 2"
 524
 525     # GDB would internal error collecting UNOP_MEMVAL's whose address
 526     # expression wasn't an rvalue (that's regtested in the
 527     # corresponding 'collect' action above).  This just double checks
 528     # we actually did collect what we wanted.
 529     gdb_test "print globalarr3" \
 530         "\\$\[0-9\]+ = \\{3, 2, 1, 0\\}$cr" \
 531         "collect globals: collected global array 3"
 532
 533     gdb_test "tfind none" \
 534             "#0  end .*" \
 535             "collect globals: cease trace debugging"
 536 }
 537
 538 # Test that when we've collected all fields of a structure
 539 # individually, we can print the whole structure in one go.
 540 proc gdb_collect_global_in_pieces_test { } {
 541     global gdb_prompt
 542
 543     prepare_for_trace_test
 544
 545     # Find the comment-identified line for setting this tracepoint.
 546     set testline 0
 547     set msg "collect global in pieces: find tracepoint line"
 548     gdb_test_multiple "list globals_test_func, +30" "$msg" {
 549         -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+ Set_Tracepoint_Here .*$gdb_prompt" {
 550             set testline $expect_out(1,string)
 551             pass "$msg"
 552         }
 553     }
 554
 555     if {$testline == 0} {
 556         return
 557     }
 558
 559     gdb_test "trace $testline" \
 560         "Tracepoint \[0-9\]+ at .*" \
 561         "collect global in pieces: set tracepoint"
 562     gdb_trace_setactions "collect global in pieces: define actions" \
 563             "" \
 564             "collect global_pieces.a, global_pieces.b" \
 565             "^$"
 566
 567     # Begin the test.
 568     run_trace_experiment "global in pieces" globals_test_func
 569
 570     gdb_test "print /x global_pieces.a" " = 0x12345678" \
 571         "collect global in pieces: print piece a"
 572     gdb_test "print /x global_pieces.b" " = 0x87654321" \
 573         "collect global in pieces: print piece b"
 574
 575     gdb_test "print /x global_pieces" " = \{a = 0x12345678, b = 0x87654321\}" \
 576         "collect global in pieces: print whole object"
 577
 578     gdb_test "tfind none" "#0  end .*" \
 579         "collect global in pieces: cease trace debugging"
 580 }
 581
 582 proc gdb_collect_return_test { } {
 583     global gdb_prompt
 584
 585     prepare_for_trace_test
 586
 587     # We'll simply re-use the args_test_function for this test
 588     gdb_test "trace args_test_func" \
 589             "Tracepoint \[0-9\]+ at .*" \
 590             "collect \$_ret: set tracepoint"
 591     gdb_trace_setactions "collect \$_ret: define actions" \
 592             "" \
 593             "collect \$_ret" "^$"
 594
 595     # Begin the test.
 596     run_trace_experiment \$_ret args_test_func
 597
 598     # Since we can't guarantee that $_ret will give us the caller,
 599     # pass either way, but giving different messages.
 600     gdb_test_multiple "backtrace" "" {
 601         -re ".*#1 .* in main .*\r\n$gdb_prompt $" {
 602             pass "collect \$_ret: backtrace lists main"
 603         }
 604         -re ".*#1 .* in ?? .*\r\n$gdb_prompt $" {
 605             pass "collect \$_ret: backtrace not listing main"
 606         }
 607     }
 608
 609     gdb_test "tfind none" \
 610             "#0  end .*" \
 611             "collect \$_ret: cease trace debugging"
 612 }
 613
 614 proc gdb_collect_strings_test { func mystr myrslt mylim msg } {
 615     global hex
 616     global cr
 617     global gdb_prompt
 618
 619     prepare_for_trace_test
 620
 621     # Find the comment-identified line for setting this tracepoint.
 622     set testline 0
 623     gdb_test_multiple "list $func, +30" "collect $msg: find tracepoint line" {
 624         -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+ Set_Tracepoint_Here .*$gdb_prompt" {
 625             set testline $expect_out(1,string)
 626             pass "collect $msg: find tracepoint line"
 627         }
 628         -re ".*$gdb_prompt " {
 629             fail "collect $msg: find tracepoint line (skipping strings test)"
 630             return
 631         }
 632         timeout {
 633             fail "collect $msg: find tracepoint line (skipping strings test)"
 634             return
 635         }
 636     }
 637
 638     gdb_test "trace $testline" \
 639             "Tracepoint \[0-9\]+ at .*" \
 640             "collect $msg: set tracepoint"
 641     gdb_trace_setactions "collect $msg: define actions" \
 642             "" \
 643             "collect/s$mylim $mystr" "^$"
 644
 645     # Begin the test.
 646     run_trace_experiment $msg $func
 647
 648     gdb_test "print $mystr" \
 649         "\\$\[0-9\]+ = $hex \"$myrslt\".*$cr" \
 650             "collect $msg: collected local string"
 651
 652     gdb_test "tfind none" \
 653             "#0  end .*" \
 654             "collect $msg: cease trace debugging"
 655 }
 656
 657 proc gdb_trace_collection_test {} {
 658     global fpreg
 659     global spreg
 660     global pcreg
 661
 662     gdb_collect_args_test "\$args" \
 663             "args collectively"
 664     gdb_collect_args_test "argc, argi, argf, argd, argstruct, argarray" \
 665             "args individually"
 666     gdb_collect_argstruct_test "\$args" \
 667             "argstruct collectively"
 668     gdb_collect_argstruct_test "argstruct" \
 669             "argstruct individually"
 670     gdb_collect_argarray_test "\$args" \
 671             "argarray collectively"
 672     gdb_collect_argarray_test "argarray" \
 673             "argarray individually"
 674     gdb_collect_locals_test local_test_func "\$locals" \
 675             "auto locals collectively"
 676     gdb_collect_locals_test local_test_func \
 677             "locc, loci, locf, locd, locst, locar" \
 678             "auto locals individually"
 679     gdb_collect_locals_test reglocal_test_func "\$locals" \
 680             "register locals collectively"
 681     gdb_collect_locals_test reglocal_test_func \
 682             "locc, loci, locf, locd, locst, locar" \
 683             "register locals individually"
 684     gdb_collect_locals_test statlocal_test_func "\$locals" \
 685             "static locals collectively"
 686     gdb_collect_locals_test statlocal_test_func \
 687             "locc, loci, locf, locd, locst, locar" \
 688             "static locals individually"
 689     gdb_collect_registers_test "\$regs"
 690     gdb_collect_registers_test "\$$fpreg, \$$spreg, \$$pcreg"
 691     gdb_collect_globals_test
 692     gdb_collect_global_in_pieces_test
 693
 694     #
 695     # Expression tests:
 696     #
 697     # *x        (**x, ...)
 698     # x.y       (x.y.z, ...)
 699     # x->y      (x->y->z, ...)
 700     # x[2]      (x[2][3], ...) (const index)
 701     # x[y]      (x[y][z], ...) (index to be char, short, long, float, double)
 702     #  NOTE:
 703     #  We test the following operators by using them in an array index
 704     #  expression -- because the naked result of an operator is not really
 705     #  collected.  To be sure the operator was evaluated correctly on the
 706     #  target, we have to actually use the result eg. in an array offset
 707     #  calculation.
 708     # x[y +  z] (tests addition: y and z various combos of types, sclasses)
 709     # x[y -  z] (tests subtraction) (ditto)
 710     # x[y *  z] (tests multiplication) (ditto)
 711     # x[y /  z] (tests division) (ditto)
 712     # x[y %  z] (tests modulo division) (ditto)
 713     # x[y == z] (tests equality relation) (ditto)              UNSUPPORTED
 714     # x[y != z] (tests inequality relation) (ditto)            UNSUPPORTED
 715     # x[y >  z] (tests greater-than relation) (ditto)          UNSUPPORTED
 716     # x[y <  z] (tests less-than relation) (ditto)             UNSUPPORTED
 717     # x[y >= z] (tests greater-than-or-equal relation) (ditto) UNSUPPORTED
 718     # x[y <= z] (tests less-than-or-equal relation) (ditto)    UNSUPPORTED
 719     # x[y && z] (tests logical and) (ditto)                    UNSUPPORTED
 720     # x[y || z] (tests logical or) (ditto)                     UNSUPPORTED
 721     # x[y &  z] (tests binary and) (ditto)                     UNSUPPORTED
 722     # x[y |  z] (tests binary or) (ditto)                      UNSUPPORTED
 723     # x[y ^  z] (tests binary xor) (ditto)                     UNSUPPORTED
 724     # x[y ? z1 : z2] (tests ternary operator) (ditto)          UNSUPPORTED
 725     # x[y << z] (tests shift-left) (ditto)                     UNSUPPORTED
 726     # x[y >> z] (tests shift-right) (ditto)                    UNSUPPORTED
 727     # x[y =  z] (tests assignment operator) (ditto)            UNSUPPORTED
 728     # x[++y]    (tests pre-increment operator) (ditto)         UNSUPPORTED
 729     # x[--y]    (tests pre-decrement operator) (ditto)         UNSUPPORTED
 730     # x[y++]    (tests post-increment operator) (ditto)        UNSUPPORTED
 731     # x[y--]    (tests post-decrement operator) (ditto)        UNSUPPORTED
 732     # x[+y]     (tests unary plus) (ditto)
 733     # x[-y]     (tests unary minus) (ditto)
 734     # x[!y]     (tests logical not) (ditto)                    UNSUPPORTED
 735     # x[~y]     (tests binary not) (ditto)                     UNSUPPORTED
 736     # x[(y, z)] (tests comma expression) (ditto)
 737     # cast expr
 738     # stack data
 739
 740     gdb_collect_expression_test globals_test_func \
 741             "globalstruct.memberi"  "82"     "a.b"
 742     gdb_collect_expression_test globals_test_func \
 743             "globalp->memberc"      "81 'Q'" "a->b"
 744     gdb_collect_expression_test globals_test_func \
 745             "globalarr\[2\]"        "2"      "a\[2\]"
 746     gdb_collect_expression_test globals_test_func \
 747             "globalarr\[l3\]"       "3"      "a\[b\]"
 748     gdb_collect_expression_test globals_test_func \
 749             "globalarr\[l3 + l2\]"  "5"      "a\[b + c\]"
 750     gdb_collect_expression_test globals_test_func \
 751             "globalarr\[l3 - l2\]"  "1"      "a\[b - c\]"
 752     gdb_collect_expression_test globals_test_func \
 753             "globalarr\[l3 * l2\]"  "6"      "a\[b * c\]"
 754     gdb_collect_expression_test globals_test_func \
 755             "globalarr\[l6 / l3\]"  "2"      "a\[b / c\]"
 756     gdb_collect_expression_test globals_test_func \
 757             "globalarr\[l7 % l3\]"  "1"      "a\[b % c\]"
 758     gdb_collect_expression_test globals_test_func \
 759             "globalarr\[+l1\]"      "1"      "a\[+b\]"
 760     gdb_collect_expression_test globals_test_func \
 761             "globalarr\[-lminus\]"  "2"      "a\[-b\]"
 762     gdb_collect_expression_test globals_test_func \
 763             "globalarr\[\(l6, l7\)\]" "7"    "a\[\(b, c\)\]"
 764
 765     gdb_collect_return_test
 766
 767     gdb_collect_strings_test strings_test_func "locstr" "abcdef" "" \
 768             "local string"
 769
 770     gdb_collect_strings_test strings_test_func "longloc" "how now brown c" 15 \
 771             "long local string"
 772
 773 }
 774
 775 runto_main
 776
 777 if { ![gdb_target_supports_trace] } then {
 778     unsupported "Current target does not support trace"
 779     return 1;
 780 }
 781
 782 # Body of test encased in a proc so we can return prematurely.
 783 gdb_trace_collection_test
 784
 785 # Finished!
 786 gdb_test "tfind none" ".*" ""