gdb/testsuite/gdb.trace/collection.exp

   1 # Copyright 1998, 2005, 2007-2012 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 if $tracelevel then {
  19         strace $tracelevel
  20 }
  21
  22
  23 set testfile "collection"
  24 set srcfile ${testfile}.c
  25 set executable $testfile
  26 set binfile $objdir/$subdir/$executable
  27
  28 if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
  29         executable {debug nowarnings}] != "" } {
  30     untested collection.exp
  31     return -1
  32 }
  33
  34 # Tests:
  35 # 1) $args
  36 # 2) function args by name
  37 # 3) $locs
  38 # 4) function locals by name
  39 # 5) $regs
  40 # 6) registers by name ($sp, $fp?)
  41 # 7) globals by name
  42 # 8) expressions (lots of different kinds: local and global)
  43
  44 set ws "\[\r\n\t \]+"
  45 set cr "\[\r\n\]+"
  46
  47 if [is_amd64_regs_target] {
  48     set fpreg "rbp"
  49     set spreg "rsp"
  50     set pcreg "rip"
  51 } elseif [is_x86_like_target] {
  52     set fpreg "ebp"
  53     set spreg "esp"
  54     set pcreg "eip"
  55 } else {
  56     set fpreg "fp"
  57     set spreg "sp"
  58     set pcreg "pc"
  59 }
  60
  61 #
  62 # Utility procs
  63 #
  64
  65 proc test_register { reg test_id } {
  66     global cr
  67     global gdb_prompt
  68
  69     gdb_test_multiple "print /x $reg" "" {
  70         -re "\\$\[0-9\]+ = \[x0\]+$cr$gdb_prompt $" {
  71             fail "collect $test_id: collected $reg (zero)"
  72         }
  73         -re "\\$\[0-9\]+ = \[x0-9a-fA-F\]+$cr$gdb_prompt $" {
  74             pass "collect $test_id: collected $reg"
  75         }
  76         -re "\[Ee\]rror.*$gdb_prompt $" {
  77             fail "collect $test_id: collected $reg (error)"
  78         }
  79     }
  80 }
  81
  82 proc prepare_for_trace_test {} {
  83     global executable
  84
  85     clean_restart $executable
  86
  87     runto_main
  88
  89     gdb_test "break begin" ".*" ""
  90     gdb_test "break end" ".*" ""
  91 }
  92
  93 proc run_trace_experiment { msg test_func } {
  94     global gdb_prompt
  95
  96     gdb_test "continue" \
  97         ".*Breakpoint \[0-9\]+, begin .*" \
  98         "collect $msg: advance to begin"
  99
 100     set test "collect $msg: start trace experiment"
 101     gdb_test_multiple "tstart" "$test" {
 102         -re "^tstart\r\n$gdb_prompt $" {
 103             pass "$test"
 104         }
 105     }
 106
 107     gdb_test "continue" \
 108             "Continuing.*Breakpoint \[0-9\]+, end.*" \
 109             "collect $msg: run trace experiment"
 110     gdb_test "tstop" \
 111             "\[\r\n\]+" \
 112             "collect $msg: stop trace experiment"
 113     gdb_test "tfind start" \
 114             "#0  $test_func .*" \
 115             "collect $msg: tfind test frame"
 116 }
 117
 118
 119 #
 120 # Test procs
 121 #
 122
 123 proc gdb_collect_args_test { myargs msg } {
 124     global cr
 125     global gdb_prompt
 126
 127     prepare_for_trace_test
 128
 129     gdb_test "trace args_test_func" \
 130             "Tracepoint \[0-9\]+ at .*" \
 131             "collect $msg: set tracepoint"
 132     gdb_trace_setactions "collect $msg: define actions" \
 133             "" \
 134             "collect $myargs" "^$"
 135
 136     # Begin the test.
 137     run_trace_experiment $msg args_test_func
 138
 139     gdb_test "print argc" \
 140             "\\$\[0-9\]+ = 1 '.001'$cr" \
 141             "collect $msg: collected arg char"
 142     gdb_test "print argi" \
 143             "\\$\[0-9\]+ = 2$cr" \
 144             "collect $msg: collected arg int"
 145     gdb_test "print argf" \
 146             "\\$\[0-9\]+ = 3.\[23\]\[0-9\]*$cr" \
 147             "collect $msg: collected arg float"
 148     gdb_test "print argd" \
 149             "\\$\[0-9\]+ = 4.\[34\]\[0-9\]*$cr" \
 150             "collect $msg: collected arg double"
 151
 152     # struct arg as one of several args (near end of list)
 153     gdb_test "print argstruct.memberc" \
 154             "\\$\[0-9\]+ = 101 'e'$cr" \
 155             "collect $msg: collected arg struct member char"
 156     gdb_test "print argstruct.memberi" \
 157             "\\$\[0-9\]+ = 102$cr" \
 158             "collect $msg: collected arg struct member int"
 159     gdb_test "print argstruct.memberf" \
 160             "\\$\[0-9\]+ = 103.\[23\]\[0-9\]*$cr" \
 161             "collect $msg: collected arg struct member float"
 162     gdb_test "print argstruct.memberd" \
 163             "\\$\[0-9\]+ = 104.\[34\]\[0-9\]*$cr" \
 164             "collect $msg: collected arg struct member double"
 165
 166     # array arg as one of several args (near end of list)
 167
 168     # It isn't clear why is the test assuming the array's elements are
 169     # collected.  In C, an array as function parameters is a special
 170     # case; it's just a pointer into the caller's array, and as such,
 171     # that's what normally the debug info describes.  Maybe this was
 172     # originaly written for a compiler where array parameters were
 173     # really described as arrays in debug info.
 174
 175     setup_xfail "*-*-*"
 176     gdb_test "print argarray\[0\]" \
 177             "\\$\[0-9\]+ = 111$cr" \
 178             "collect $msg: collected argarray #0"
 179
 180     setup_xfail "*-*-*"
 181     gdb_test "print argarray\[1\]" \
 182             "\\$\[0-9\]+ = 112$cr" \
 183             "collect $msg: collected argarray #1"
 184
 185     setup_xfail "*-*-*"
 186     gdb_test "print argarray\[2\]" \
 187             "\\$\[0-9\]+ = 113$cr" \
 188             "collect $msg: collected argarray #2"
 189
 190     setup_xfail "*-*-*"
 191     gdb_test "print argarray\[3\]" \
 192             "\\$\[0-9\]+ = 114$cr" \
 193             "collect $msg: collected argarray #3"
 194
 195     gdb_test "tfind none" \
 196             "#0  end .*" \
 197             "collect $msg: cease trace debugging"
 198 }
 199
 200 proc gdb_collect_argstruct_test { myargs msg } {
 201     global cr
 202     global gdb_prompt
 203
 204     prepare_for_trace_test
 205
 206     gdb_test "trace argstruct_test_func" \
 207             "Tracepoint \[0-9\]+ at .*" \
 208             "collect $msg: set tracepoint"
 209     gdb_trace_setactions "collect $msg: define actions" \
 210             "" \
 211             "collect $myargs" "^$"
 212
 213     # Begin the test.
 214     run_trace_experiment $msg argstruct_test_func
 215
 216     # struct argument as only argument
 217     gdb_test "print argstruct.memberc" \
 218             "\\$\[0-9\]+ = 101 'e'$cr" \
 219             "collect $msg: collected arg struct member char"
 220     gdb_test "print argstruct.memberi" \
 221             "\\$\[0-9\]+ = 102$cr" \
 222             "collect $msg: collected arg struct member int"
 223     gdb_test "print argstruct.memberf" \
 224             "\\$\[0-9\]+ = 103.\[23\]\[0-9\]*$cr" \
 225             "collect $msg: collected arg struct member float"
 226     gdb_test "print argstruct.memberd" \
 227             "\\$\[0-9\]+ = 104.\[34\]\[0-9\]*$cr" \
 228             "collect $msg: collected arg struct member double"
 229
 230     gdb_test "tfind none" \
 231             "#0  end .*" \
 232             "collect $msg: cease trace debugging"
 233 }
 234
 235
 236 proc gdb_collect_argarray_test { myargs msg } {
 237     global cr
 238     global gdb_prompt
 239
 240     prepare_for_trace_test
 241
 242     gdb_test "trace argarray_test_func" \
 243             "Tracepoint \[0-9\]+ at .*" \
 244             "collect $msg: set tracepoint"
 245     gdb_trace_setactions "collect $msg: define actions" \
 246             "" \
 247             "collect $myargs" "^$"
 248
 249     # Begin the test.
 250     run_trace_experiment $msg argarray_test_func
 251
 252     # array arg as only argument
 253
 254     # It isn't clear why is the test assuming the array's elements are
 255     # collected.  In C, an array as function parameters is a special
 256     # case; it's just a pointer into the caller's array, and as such,
 257     # that's what normally the debug info describes.  Maybe this was
 258     # originaly written for a compiler where array parameters were
 259     # really described as arrays in debug info.
 260
 261     setup_xfail "*-*-*"
 262     gdb_test "print argarray\[0\]" \
 263             "\\$\[0-9\]+ = 111$cr" \
 264             "collect $msg: collected argarray #0"
 265
 266     setup_xfail "*-*-*"
 267     gdb_test "print argarray\[1\]" \
 268             "\\$\[0-9\]+ = 112$cr" \
 269             "collect $msg: collected argarray #1"
 270
 271     setup_xfail "*-*-*"
 272     gdb_test "print argarray\[2\]" \
 273             "\\$\[0-9\]+ = 113$cr" \
 274             "collect $msg: collected argarray #2"
 275
 276     setup_xfail "*-*-*"
 277     gdb_test "print argarray\[3\]" \
 278             "\\$\[0-9\]+ = 114$cr" \
 279             "collect $msg: collected argarray #3"
 280
 281     gdb_test "tfind none" \
 282             "#0  end .*" \
 283             "collect $msg: cease trace debugging"
 284 }
 285
 286
 287 proc gdb_collect_locals_test { func mylocs msg } {
 288     global cr
 289     global gdb_prompt
 290
 291     prepare_for_trace_test
 292
 293     # Find the comment-identified line for setting this tracepoint.
 294     set testline 0
 295     gdb_test_multiple "list $func, +30" "collect $msg: find tracepoint line" {
 296         -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+ Set_Tracepoint_Here .*$gdb_prompt" {
 297             set testline $expect_out(1,string)
 298             pass "collect $msg: find tracepoint line"
 299         }
 300         -re ".*$gdb_prompt " {
 301             fail "collect $msg: find tracepoint line (skipping locals test)"
 302             return
 303         }
 304         timeout {
 305             fail "collect $msg: find tracepoint line (skipping locals test)"
 306             return
 307         }
 308     }
 309
 310     gdb_test "trace $testline" \
 311             "Tracepoint \[0-9\]+ at .*" \
 312             "collect $msg: set tracepoint"
 313     gdb_trace_setactions "collect $msg: define actions" \
 314             "" \
 315             "collect $mylocs" "^$"
 316
 317     # Begin the test.
 318     run_trace_experiment $msg $func
 319
 320     gdb_test "print locc" \
 321         "\\$\[0-9\]+ = 11 '.\[a-z0-7\]+'$cr" \
 322             "collect $msg: collected local char"
 323     gdb_test "print loci" \
 324             "\\$\[0-9\]+ = 12$cr" \
 325             "collect $msg: collected local int"
 326     gdb_test "print locf" \
 327             "\\$\[0-9\]+ = 13.\[23\]\[0-9\]*$cr" \
 328             "collect $msg: collected local float"
 329     gdb_test "print locd" \
 330             "\\$\[0-9\]+ = 14.\[34\]\[0-9\]*$cr" \
 331             "collect $msg: collected local double"
 332
 333     gdb_test "print locst.memberc" \
 334             "\\$\[0-9\]+ = 15 '.017'$cr" \
 335             "collect $msg: collected local member char"
 336     gdb_test "print locst.memberi" \
 337             "\\$\[0-9\]+ = 16$cr" \
 338             "collect $msg: collected local member int"
 339     gdb_test "print locst.memberf" \
 340             "\\$\[0-9\]+ = 17.\[67\]\[0-9\]*$cr" \
 341             "collect $msg: collected local member float"
 342     gdb_test "print locst.memberd" \
 343             "\\$\[0-9\]+ = 18.\[78\]\[0-9\]*$cr" \
 344             "collect $msg: collected local member double"
 345
 346     gdb_test "print locar\[0\]" \
 347             "\\$\[0-9\]+ = 121$cr" \
 348             "collect $msg: collected locarray #0"
 349     gdb_test "print locar\[1\]" \
 350             "\\$\[0-9\]+ = 122$cr" \
 351             "collect $msg: collected locarray #1"
 352     gdb_test "print locar\[2\]" \
 353             "\\$\[0-9\]+ = 123$cr" \
 354             "collect $msg: collected locarray #2"
 355     gdb_test "print locar\[3\]" \
 356             "\\$\[0-9\]+ = 124$cr" \
 357             "collect $msg: collected locarray #3"
 358
 359
 360     gdb_test "tfind none" \
 361             "#0  end .*" \
 362             "collect $msg: cease trace debugging"
 363 }
 364
 365 proc gdb_collect_registers_test { myregs } {
 366     global cr
 367     global gdb_prompt
 368     global fpreg
 369     global spreg
 370     global pcreg
 371
 372     prepare_for_trace_test
 373
 374     # We'll simply re-use the args_test_function for this test
 375     gdb_test "trace args_test_func" \
 376             "Tracepoint \[0-9\]+ at .*" \
 377             "collect $myregs: set tracepoint"
 378     gdb_trace_setactions "collect $myregs: define actions" \
 379             "" \
 380             "collect $myregs" "^$"
 381
 382     # Begin the test.
 383     run_trace_experiment $myregs args_test_func
 384
 385     test_register "\$$fpreg" $myregs
 386     test_register "\$$spreg" $myregs
 387     test_register "\$$pcreg" $myregs
 388
 389     gdb_test "tfind none" \
 390             "#0  end .*" \
 391             "collect $myregs: cease trace debugging"
 392 }
 393
 394 proc gdb_collect_expression_test { func expr val msg } {
 395     global cr
 396     global gdb_prompt
 397
 398     prepare_for_trace_test
 399
 400     # Find the comment-identified line for setting this tracepoint.
 401     set testline 0
 402     gdb_test_multiple "list $func, +30" "collect $msg: find tracepoint line" {
 403         -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+ Set_Tracepoint_Here .*$gdb_prompt" {
 404             set testline $expect_out(1,string)
 405             pass "collect $msg: find tracepoint line"
 406         }
 407         -re ".*$gdb_prompt " {
 408             fail "collect $msg: find tracepoint line (skipping locals test)"
 409             return
 410         }
 411         timeout {
 412             fail "collect $msg: find tracepoint line (skipping locals test)"
 413             return
 414         }
 415     }
 416
 417     gdb_test "trace $testline" \
 418             "Tracepoint \[0-9\]+ at .*" \
 419             "collect $msg: set tracepoint"
 420     gdb_trace_setactions "collect $msg: define actions" \
 421             "" \
 422             "collect $expr" "^$"
 423
 424     # Begin the test.
 425     run_trace_experiment $msg $func
 426
 427     gdb_test "print $expr" \
 428             "\\$\[0-9\]+ = $val$cr" \
 429             "collect $msg: got expected value '$val'"
 430
 431     gdb_test "tfind none" \
 432             "#0  end .*" \
 433             "collect $msg: cease trace debugging"
 434 }
 435
 436 proc gdb_collect_globals_test { } {
 437     global cr
 438     global gdb_prompt
 439
 440     prepare_for_trace_test
 441
 442     # Find the comment-identified line for setting this tracepoint.
 443     set testline 0
 444     gdb_test_multiple "list globals_test_func, +30" "collect globals: find tracepoint line" {
 445         -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+ Set_Tracepoint_Here .*$gdb_prompt" {
 446             set testline $expect_out(1,string)
 447             pass "collect globals: find tracepoint line"
 448         }
 449         -re ".*$gdb_prompt " {
 450             fail "collect globals: find tracepoint line (skipping global test)"
 451             return
 452         }
 453         timeout {
 454             fail "collect globals: find tracepoint line (skipping global test)"
 455             return
 456         }
 457     }
 458
 459     # Use use this to test collecting overlapping memory ranges
 460     # (making use of UNOP_MEMVAL, as objects don't usually overlap
 461     # other objects).  Note that globalarr2 should not be collected in
 462     # any other way so that a regression test below can be effective.
 463
 464     set globalarr2_addr ""
 465     set test "get address of globalarr2"
 466     gdb_test_multiple "p /x &globalarr2" $test {
 467         -re " = (0x\[0-9a-f\]+)\r\n$gdb_prompt $" {
 468             set globalarr2_addr $expect_out(1,string)
 469             pass $test
 470         }
 471     }
 472
 473     gdb_test "trace $testline" \
 474             "Tracepoint \[0-9\]+ at .*" \
 475             "collect globals: set tracepoint"
 476     gdb_trace_setactions "collect globals: define actions" \
 477             "" \
 478             "collect globalc, globali, globalf, globald" "^$" \
 479             "collect globalstruct, globalp, globalarr" "^$" \
 480             "collect \{int \[4\]\}$globalarr2_addr" "^$" \
 481             "collect \{int \[2\]\}$globalarr2_addr" "^$" \
 482             "collect \{int \[4\]\}globalarr3" "^$"
 483
 484     # Begin the test.
 485     run_trace_experiment "globals" globals_test_func
 486
 487     gdb_test "print globalc" \
 488             "\\$\[0-9\]+ = 71 'G'$cr" \
 489             "collect globals: collected global char"
 490     gdb_test "print globali" \
 491             "\\$\[0-9\]+ = 72$cr" \
 492             "collect globals: collected global int"
 493     gdb_test "print globalf" \
 494             "\\$\[0-9\]+ = 73.\[23\]\[0-9\]*$cr" \
 495             "collect globals: collected global float"
 496     gdb_test "print globald" \
 497             "\\$\[0-9\]+ = 74.\[34\]\[0-9\]*$cr" \
 498             "collect globals: collected global double"
 499
 500     gdb_test "print globalstruct.memberc" \
 501             "\\$\[0-9\]+ = 81 'Q'$cr" \
 502             "collect globals: collected struct char member"
 503     gdb_test "print globalstruct.memberi" \
 504             "\\$\[0-9\]+ = 82$cr" \
 505             "collect globals: collected struct member int"
 506     gdb_test "print globalstruct.memberf" \
 507             "\\$\[0-9\]+ = 83.\[23\]\[0-9\]*$cr" \
 508             "collect globals: collected struct member float"
 509     gdb_test "print globalstruct.memberd" \
 510             "\\$\[0-9\]+ = 84.\[34\]\[0-9\]*$cr" \
 511             "collect globals: collected struct member double"
 512
 513     gdb_test "print globalp == &globalstruct" \
 514             "\\$\[0-9\]+ = 1$cr" \
 515             "collect globals: collected global pointer"
 516
 517     gdb_test "print globalarr\[1\]" \
 518             "\\$\[0-9\]+ = 1$cr" \
 519             "collect globals: collected global array element #1"
 520     gdb_test "print globalarr\[2\]" \
 521             "\\$\[0-9\]+ = 2$cr" \
 522             "collect globals: collected global array element #2"
 523     gdb_test "print globalarr\[3\]" \
 524             "\\$\[0-9\]+ = 3$cr" \
 525             "collect globals: collected global array element #3"
 526
 527     # Check that we didn't mess up sort&merging memory ranges to
 528     # collect.
 529     gdb_test "print globalarr2" \
 530         "\\$\[0-9\]+ = \\{0, 1, 2, 3\\}$cr" \
 531         "collect globals: collected global array 2"
 532
 533     # GDB would internal error collecting UNOP_MEMVAL's whose address
 534     # expression wasn't an rvalue (that's regtested in the
 535     # corresponding 'collect' action above).  This just double checks
 536     # we actually did collect what we wanted.
 537     gdb_test "print globalarr3" \
 538         "\\$\[0-9\]+ = \\{3, 2, 1, 0\\}$cr" \
 539         "collect globals: collected global array 3"
 540
 541     gdb_test "tfind none" \
 542             "#0  end .*" \
 543             "collect globals: cease trace debugging"
 544 }
 545
 546 # Test that when we've collected all fields of a structure
 547 # individually, we can print the whole structure in one go.
 548 proc gdb_collect_global_in_pieces_test { } {
 549     global gdb_prompt
 550
 551     prepare_for_trace_test
 552
 553     # Find the comment-identified line for setting this tracepoint.
 554     set testline 0
 555     set msg "collect global in pieces: find tracepoint line"
 556     gdb_test_multiple "list globals_test_func, +30" "$msg" {
 557         -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+ Set_Tracepoint_Here .*$gdb_prompt" {
 558             set testline $expect_out(1,string)
 559             pass "$msg"
 560         }
 561     }
 562
 563     if {$testline == 0} {
 564         return
 565     }
 566
 567     gdb_test "trace $testline" \
 568         "Tracepoint \[0-9\]+ at .*" \
 569         "collect global in pieces: set tracepoint"
 570     gdb_trace_setactions "collect global in pieces: define actions" \
 571             "" \
 572             "collect global_pieces.a, global_pieces.b" \
 573             "^$"
 574
 575     # Begin the test.
 576     run_trace_experiment "global in pieces" globals_test_func
 577
 578     gdb_test "print /x global_pieces.a" " = 0x12345678" \
 579         "collect global in pieces: print piece a"
 580     gdb_test "print /x global_pieces.b" " = 0x87654321" \
 581         "collect global in pieces: print piece b"
 582
 583     gdb_test "print /x global_pieces" " = \{a = 0x12345678, b = 0x87654321\}" \
 584         "collect global in pieces: print whole object"
 585
 586     gdb_test "tfind none" "#0  end .*" \
 587         "collect global in pieces: cease trace debugging"
 588 }
 589
 590 proc gdb_collect_return_test { } {
 591     global gdb_prompt
 592
 593     prepare_for_trace_test
 594
 595     # We'll simply re-use the args_test_function for this test
 596     gdb_test "trace args_test_func" \
 597             "Tracepoint \[0-9\]+ at .*" \
 598             "collect \$_ret: set tracepoint"
 599     gdb_trace_setactions "collect \$_ret: define actions" \
 600             "" \
 601             "collect \$_ret" "^$"
 602
 603     # Begin the test.
 604     run_trace_experiment \$_ret args_test_func
 605
 606     # Since we can't guarantee that $_ret will give us the caller,
 607     # pass either way, but giving different messages.
 608     gdb_test_multiple "backtrace" "" {
 609         -re ".*#1 .* in main .*\r\n$gdb_prompt $" {
 610             pass "collect \$_ret: backtrace lists main"
 611         }
 612         -re ".*#1 .* in ?? .*\r\n$gdb_prompt $" {
 613             pass "collect \$_ret: backtrace not listing main"
 614         }
 615     }
 616
 617     gdb_test "tfind none" \
 618             "#0  end .*" \
 619             "collect \$_ret: cease trace debugging"
 620 }
 621
 622 proc gdb_collect_strings_test { func mystr myrslt mylim msg } {
 623     global hex
 624     global cr
 625     global gdb_prompt
 626
 627     prepare_for_trace_test
 628
 629     # Find the comment-identified line for setting this tracepoint.
 630     set testline 0
 631     gdb_test_multiple "list $func, +30" "collect $msg: find tracepoint line" {
 632         -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+ Set_Tracepoint_Here .*$gdb_prompt" {
 633             set testline $expect_out(1,string)
 634             pass "collect $msg: find tracepoint line"
 635         }
 636         -re ".*$gdb_prompt " {
 637             fail "collect $msg: find tracepoint line (skipping strings test)"
 638             return
 639         }
 640         timeout {
 641             fail "collect $msg: find tracepoint line (skipping strings test)"
 642             return
 643         }
 644     }
 645
 646     gdb_test "trace $testline" \
 647             "Tracepoint \[0-9\]+ at .*" \
 648             "collect $msg: set tracepoint"
 649     gdb_trace_setactions "collect $msg: define actions" \
 650             "" \
 651             "collect/s$mylim $mystr" "^$"
 652
 653     # Begin the test.
 654     run_trace_experiment $msg $func
 655
 656     gdb_test "print $mystr" \
 657         "\\$\[0-9\]+ = $hex \"$myrslt\".*$cr" \
 658             "collect $msg: collected local string"
 659
 660     gdb_test "tfind none" \
 661             "#0  end .*" \
 662             "collect $msg: cease trace debugging"
 663 }
 664
 665 proc gdb_trace_collection_test {} {
 666     global fpreg
 667     global spreg
 668     global pcreg
 669
 670     gdb_collect_args_test "\$args" \
 671             "args collectively"
 672     gdb_collect_args_test "argc, argi, argf, argd, argstruct, argarray" \
 673             "args individually"
 674     gdb_collect_argstruct_test "\$args" \
 675             "argstruct collectively"
 676     gdb_collect_argstruct_test "argstruct" \
 677             "argstruct individually"
 678     gdb_collect_argarray_test "\$args" \
 679             "argarray collectively"
 680     gdb_collect_argarray_test "argarray" \
 681             "argarray individually"
 682     gdb_collect_locals_test local_test_func "\$locals" \
 683             "auto locals collectively"
 684     gdb_collect_locals_test local_test_func \
 685             "locc, loci, locf, locd, locst, locar" \
 686             "auto locals individually"
 687     gdb_collect_locals_test reglocal_test_func "\$locals" \
 688             "register locals collectively"
 689     gdb_collect_locals_test reglocal_test_func \
 690             "locc, loci, locf, locd, locst, locar" \
 691             "register locals individually"
 692     gdb_collect_locals_test statlocal_test_func "\$locals" \
 693             "static locals collectively"
 694     gdb_collect_locals_test statlocal_test_func \
 695             "locc, loci, locf, locd, locst, locar" \
 696             "static locals individually"
 697     gdb_collect_registers_test "\$regs"
 698     gdb_collect_registers_test "\$$fpreg, \$$spreg, \$$pcreg"
 699     gdb_collect_globals_test
 700     gdb_collect_global_in_pieces_test
 701
 702     #
 703     # Expression tests:
 704     #
 705     # *x        (**x, ...)
 706     # x.y       (x.y.z, ...)
 707     # x->y      (x->y->z, ...)
 708     # x[2]      (x[2][3], ...) (const index)
 709     # x[y]      (x[y][z], ...) (index to be char, short, long, float, double)
 710     #  NOTE:
 711     #  We test the following operators by using them in an array index
 712     #  expression -- because the naked result of an operator is not really
 713     #  collected.  To be sure the operator was evaluated correctly on the
 714     #  target, we have to actually use the result eg. in an array offset
 715     #  calculation.
 716     # x[y +  z] (tests addition: y and z various combos of types, sclasses)
 717     # x[y -  z] (tests subtraction) (ditto)
 718     # x[y *  z] (tests multiplication) (ditto)
 719     # x[y /  z] (tests division) (ditto)
 720     # x[y %  z] (tests modulo division) (ditto)
 721     # x[y == z] (tests equality relation) (ditto)              UNSUPPORTED
 722     # x[y != z] (tests inequality relation) (ditto)            UNSUPPORTED
 723     # x[y >  z] (tests greater-than relation) (ditto)          UNSUPPORTED
 724     # x[y <  z] (tests less-than relation) (ditto)             UNSUPPORTED
 725     # x[y >= z] (tests greater-than-or-equal relation) (ditto) UNSUPPORTED
 726     # x[y <= z] (tests less-than-or-equal relation) (ditto)    UNSUPPORTED
 727     # x[y && z] (tests logical and) (ditto)                    UNSUPPORTED
 728     # x[y || z] (tests logical or) (ditto)                     UNSUPPORTED
 729     # x[y &  z] (tests binary and) (ditto)                     UNSUPPORTED
 730     # x[y |  z] (tests binary or) (ditto)                      UNSUPPORTED
 731     # x[y ^  z] (tests binary xor) (ditto)                     UNSUPPORTED
 732     # x[y ? z1 : z2] (tests ternary operator) (ditto)          UNSUPPORTED
 733     # x[y << z] (tests shift-left) (ditto)                     UNSUPPORTED
 734     # x[y >> z] (tests shift-right) (ditto)                    UNSUPPORTED
 735     # x[y =  z] (tests assignment operator) (ditto)            UNSUPPORTED
 736     # x[++y]    (tests pre-increment operator) (ditto)         UNSUPPORTED
 737     # x[--y]    (tests pre-decrement operator) (ditto)         UNSUPPORTED
 738     # x[y++]    (tests post-increment operator) (ditto)        UNSUPPORTED
 739     # x[y--]    (tests post-decrement operator) (ditto)        UNSUPPORTED
 740     # x[+y]     (tests unary plus) (ditto)
 741     # x[-y]     (tests unary minus) (ditto)
 742     # x[!y]     (tests logical not) (ditto)                    UNSUPPORTED
 743     # x[~y]     (tests binary not) (ditto)                     UNSUPPORTED
 744     # x[(y, z)] (tests comma expression) (ditto)
 745     # cast expr
 746     # stack data
 747
 748     gdb_collect_expression_test globals_test_func \
 749             "globalstruct.memberi"  "82"     "a.b"
 750     gdb_collect_expression_test globals_test_func \
 751             "globalp->memberc"      "81 'Q'" "a->b"
 752     gdb_collect_expression_test globals_test_func \
 753             "globalarr\[2\]"        "2"      "a\[2\]"
 754     gdb_collect_expression_test globals_test_func \
 755             "globalarr\[l3\]"       "3"      "a\[b\]"
 756     gdb_collect_expression_test globals_test_func \
 757             "globalarr\[l3 + l2\]"  "5"      "a\[b + c\]"
 758     gdb_collect_expression_test globals_test_func \
 759             "globalarr\[l3 - l2\]"  "1"      "a\[b - c\]"
 760     gdb_collect_expression_test globals_test_func \
 761             "globalarr\[l3 * l2\]"  "6"      "a\[b * c\]"
 762     gdb_collect_expression_test globals_test_func \
 763             "globalarr\[l6 / l3\]"  "2"      "a\[b / c\]"
 764     gdb_collect_expression_test globals_test_func \
 765             "globalarr\[l7 % l3\]"  "1"      "a\[b % c\]"
 766     gdb_collect_expression_test globals_test_func \
 767             "globalarr\[+l1\]"      "1"      "a\[+b\]"
 768     gdb_collect_expression_test globals_test_func \
 769             "globalarr\[-lminus\]"  "2"      "a\[-b\]"
 770     gdb_collect_expression_test globals_test_func \
 771             "globalarr\[\(l6, l7\)\]" "7"    "a\[\(b, c\)\]"
 772
 773     gdb_collect_return_test
 774
 775     gdb_collect_strings_test strings_test_func "locstr" "abcdef" "" \
 776             "local string"
 777
 778     gdb_collect_strings_test strings_test_func "longloc" "how now brown c" 15 \
 779             "long local string"
 780
 781 }
 782
 783 clean_restart $executable
 784 runto_main
 785
 786 # We generously give ourselves one "pass" if we successfully
 787 # detect that this test cannot be run on this target!
 788 if { ![gdb_target_supports_trace] } then {
 789     pass "Current target does not support trace"
 790     return 1;
 791 }
 792
 793 # Body of test encased in a proc so we can return prematurely.
 794 gdb_trace_collection_test
 795
 796 # Finished!
 797 gdb_test "tfind none" ".*" ""