gdb/testsuite/gdb.trace/tfind.exp

   1 #   Copyright 1998, 2002, 2005, 2007 Free Software Foundation, Inc.
   2 #
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 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 # Please email any bugs, comments, and/or additions to this file to:
  17 # bug-gdb@prep.ai.mit.edu
  18
  19 # This file was written by Michael Snyder (msnyder@cygnus.com)
  20
  21 load_lib "trace-support.exp";
  22
  23 if $tracelevel then {
  24     strace $tracelevel
  25 }
  26
  27 set prms_id 0
  28 set bug_id 0
  29
  30 gdb_exit
  31 gdb_start
  32
  33 if [istarget "m68k-*-elf"] then {
  34     load_lib "emc-support.exp";
  35     set srcfile gdb_c_test.c
  36     set binfile [board_info target d490_binfile];
  37     gdb_test "set remotetimeout 6" "" ""
  38     set timeout 500
  39     gdb_target_monitor $binfile
  40     # Give a TSTOP and ignore errors, to make sure any previous trace is off
  41     gdb_test "tstop" "" ""
  42     gdb_test "tfind none" "" ""
  43     send_gdb "compare-sections CS\n"
  44     gdb_expect {
  45         -re "MIS-MATCHED.*$gdb_prompt $" {
  46             untested tfind.exp
  47             return -1
  48             all tests in this module will fail.";
  49         }
  50         -re ".*$gdb_prompt $" { }
  51     }
  52 } else {
  53     set testfile "actions"
  54     set srcfile ${testfile}.c
  55     set binfile $objdir/$subdir/$testfile
  56
  57     if { [gdb_compile "$srcdir/$subdir/$srcfile" "$binfile" \
  58             executable {debug nowarnings}] != "" } {
  59         untested tfind.exp
  60         return -1
  61     }
  62     gdb_load $binfile
  63     gdb_test "tstop"       "" ""
  64     gdb_test "tfind none"  "" ""
  65     runto_main
  66 }
  67 gdb_reinitialize_dir $srcdir/$subdir
  68
  69 # We generously give ourselves one "pass" if we successfully
  70 # detect that this test cannot be run on this target!
  71 if { ![gdb_target_supports_trace] } then {
  72     pass "Current target does not support trace"
  73     return 1;
  74
  75 }
  76
  77 # If testing on a remote host, download the source file.
  78 # remote_download host $srcdir/$subdir/$srcfile
  79
  80 # define relative source line numbers:
  81 # all subsequent line numbers are relative to this first one (baseline)
  82 set baseline  [gdb_find_recursion_test_baseline $srcfile];
  83 if { $baseline == -1 } then {
  84     fail "Could not find gdb_recursion_test function"
  85     return;
  86 }
  87
  88 set testline1 [expr $baseline + 1]
  89 set testline2 [expr $baseline + 5]
  90 set testline3 [expr $baseline + 6]
  91 set testline4 [expr $baseline + 7]
  92 set testline5 [expr $baseline + 8]
  93
  94 #
  95 # test tfind command
  96 #
  97
  98 gdb_delete_tracepoints
  99 set tdp1 [gdb_gettpnum "\*gdb_recursion_test"]
 100 set tdp2 [gdb_gettpnum $testline2]
 101 set tdp3 [gdb_gettpnum $testline3]
 102 set tdp4 [gdb_gettpnum $testline4]
 103 set tdp5 [gdb_gettpnum $testline5]
 104 if { $tdp1 <= 0 || $tdp2 <= 0 || $tdp3 <= 0 || \
 105      $tdp4 <= 0 || $tdp5 <= 0 } then {
 106     fail "setting tracepoints"
 107     return;
 108 }
 109
 110 # 6.1 test tstart command
 111 send_gdb "tstart\n"
 112 gdb_expect {
 113     -re "Trace can only be run on remote targets.*$gdb_prompt $" {
 114         fail "6.1: tstart (not connected to remote?)"
 115         return;
 116     }
 117     -re "Target does not support this command.*$gdb_prompt $" {
 118         fail "6.1: tstart (connected to wrong target?)"
 119         return;
 120     }
 121     -re "Target returns error code.*$gdb_prompt $" {
 122         fail "6.1: tstart (connected to wrong target?)"
 123         return;
 124     }
 125     -re "$gdb_prompt $" {
 126         pass "6.1: tstart"
 127     }
 128     default {
 129         fail "6.1: tstart (default)"
 130         return;
 131     }
 132 }
 133
 134 # test tstatus (when trace on)
 135 gdb_test "tstatus" "\[Tt\]race is running.*" "test tstatus on"
 136
 137 # 6.2 test help tstart
 138 gdb_test "help tstart" "Start trace data collection." "6.2: help tstart"
 139
 140 if [istarget "m68k-*-elf"] then {
 141     gdb_emclaptop_command "85,1,2,3,4,5,6"
 142     sleep 5
 143
 144     gdb_emclaptop_command "85,7,8,9,A,B,C"
 145     sleep 5
 146 } else {
 147     gdb_test "break end" "" ""
 148     gdb_test "continue" \
 149             "Continuing.*Breakpoint $decimal, end.*" \
 150             "run trace experiment"
 151 }
 152
 153 # 7.1 test tstop command
 154 send_gdb "tstop\n"
 155 gdb_expect {
 156     -re "Trace can only be run on remote targets.*$gdb_prompt $" {
 157         fail "7.1: tstop (not connected to remote?)"
 158         return;
 159     }
 160     -re "Target does not support this command.*$gdb_prompt $" {
 161         fail "7.1: tstop (connected to wrong target?)"
 162         return;
 163     }
 164     -re "Target returns error code.*$gdb_prompt $" {
 165         fail "7.1: tstop (connected to wrong target?)"
 166         return;
 167     }
 168     -re "$gdb_prompt $" {
 169         pass "7.1: tstop"
 170     }
 171     default {
 172         fail "7.1: tstop (default)"
 173         return;
 174     }
 175 }
 176
 177 # 7.2 test help tstop
 178 gdb_test "help tstop" "Stop trace data collection." "7.2: help tstop"
 179
 180 # test tstatus (when trace off)
 181 gdb_test "tstatus" "\[Tt\]race.* not running.*" "test tstatus off"
 182
 183 ## record starting PC
 184 set save_pc [gdb_readexpr "(unsigned long) \$pc"];
 185 if { $save_pc == -1 } then {
 186     fail "could not read PC"
 187     return;
 188 }
 189
 190 # 8.7  tfind start
 191 ## check $trace_frame == 0
 192 gdb_tfind_test "8.7: tfind start command" "start" "0";
 193 ## check $pc != startPC
 194 gdb_test "printf \"x \%d x\\n\", \$pc != $save_pc" \
 195         "x 1 x" \
 196         "8.7b: tfind start"
 197
 198 # 8.8  tfind none
 199 ## check $trace_frame == -1
 200 gdb_tfind_test "8.8: tfind none" "none" "-1";
 201 ## check $pc == startPC
 202 gdb_test "printf \"x \%d x\\n\", \$pc == $save_pc" \
 203         "x 1 x" \
 204         "8.8b: tfind none (restores non-trace PC)"
 205
 206 # 8.9  tfind end
 207 ## check $trace_frame == -1
 208 gdb_tfind_test "8.9: tfind end, selects no frame" "end" "-1";
 209 ## check $pc == startPC
 210 gdb_test "printf \"x \%d x\\n\", \$pc == $save_pc" \
 211         "x 1 x" \
 212         "8.9b: tfind end (restores non-tracing PC)"
 213
 214 # 8.1  tfind n
 215 ## check $trace_frame == n
 216 gdb_tfind_test "8.1: tfind 1" "1" "1"
 217 ## check $trace_line corresponds to tracepoint for frame n
 218 gdb_test "print \$trace_line" "$testline2" "8.1b: tfind 1 (correct line)"
 219
 220 # 8.28 tfind invalid n (big number)
 221 ## check "not found" error
 222 ## check $trace_frame != n
 223 gdb_test "tfind 32767" \
 224         "failed to find.*" \
 225         "8.28: tfind <n> command rejects invalid frame number"
 226
 227 gdb_test "printf \"x \%d x\\n\", \$trace_frame == 32767" \
 228         "x 0 x" \
 229         "8.28: tfind <n> rejected bad input (32767)"
 230
 231 # 8.31 tfind negative n
 232 ## check error
 233 gdb_test "tfind -3" "invalid input.*" "8.31: tfind <n> rejects negative input"
 234 ## check $trace_frame != -n
 235 gdb_test "printf \"x \%d x\\n\", \$trace_frame == -3" "x 0 x" \
 236         "8.31: tfind <n> rejected negative input (-3)"
 237
 238 # 8.10 tfind <no arg>
 239 ## check $trace_frame += 1
 240
 241 gdb_tfind_test "8.10: tfind start" "start" "0";
 242 gdb_test "print \$trace_line" "$baseline"  \
 243         "8.10: tfind 0 (correct line $baseline)"
 244 gdb_tfind_test "8.10: tfind noargument 1" "" "1";
 245 gdb_test "print \$trace_line" "$testline2" \
 246         "8.10: tfind 1 (correct line $testline2)"
 247 gdb_tfind_test "8.10: tfind noargument 2" "" "2";
 248 gdb_test "print \$trace_line" "$testline3" \
 249         "8.10: tfind 2 (correct line $testline3)"
 250 gdb_tfind_test "8.10: tfind noargument 3" "" "3";
 251 gdb_test "print \$trace_line" "$testline4" \
 252         "8.10: tfind 3 (correct line $testline4)"
 253
 254 gdb_tfind_test "8.11: tfind 3" "3" "3";
 255 gdb_test "print \$trace_line" "$testline4" \
 256         "8.11: tfind 3 (correct line $testline4)"
 257 gdb_tfind_test "8.11: tfind backward 2" "-" "2";
 258 gdb_test "print \$trace_line" "$testline3" \
 259         "8.11: tfind 2 (correct line $testline3)"
 260 gdb_tfind_test "8.11: tfind backward 1" "-" "1";
 261 gdb_test "print \$trace_line" "$testline2" \
 262         "8.11: tfind 1 (correct line $testline2)"
 263 gdb_tfind_test "8.11: tfind backward 0" "-" "0";
 264 gdb_test "print \$trace_line" "$baseline"  \
 265         "8.11: tfind 0 (correct line $baseline)"
 266
 267 gdb_tfind_test "8.12: tfind none" "none" "-1";
 268 gdb_tfind_test "8.12: tfind tracepoint <n>" "tracepoint $tdp2" \
 269         "\$tracepoint" "$tdp2";
 270 gdb_test "print \$trace_line" "$testline2" \
 271         "8.12: tfind tracepoint <n> (line $testline2)"
 272
 273 gdb_tfind_test "8.25: tfind none" "none" "-1";
 274 gdb_test "tfind tracepoint 0" "failed to find.*" \
 275         "8.25: tfind tracepoint rejects zero"
 276 gdb_test "tfind tracepoint 32767" "failed to find.*" \
 277         "8.25: tfind tracepoint rejects nonexistant tracepoint (32767)"
 278 gdb_test "tfind tracepoint -1" "failed to find.*" \
 279         "8.25: tfind tracepoint rejects nonexistant tracepoint (-1)"
 280
 281 # 8.37 tfind tracepoint n where n no longer exists (but used to)
 282 gdb_test "delete trace $tdp2" "" ""
 283 gdb_tfind_test "8.37: tfind none" "none" "-1";
 284 gdb_tfind_test "8.37: tfind deleted tracepoint" \
 285         "tracepoint $tdp2" \
 286         "\$tracepoint" "$tdp2";
 287 gdb_test "print \$trace_line" "$testline2" \
 288         "8.37: tfind deleted tracepoint (line $testline2)"
 289
 290 # 8.13 tfind tracepoint <no arg>
 291 ## check $tracepoint same before and after, $trace_frame changed
 292
 293 gdb_tfind_test "8.13: tfind none" "none" "-1";
 294 gdb_tfind_test "8.13: tracepoint $tdp1" "tracepoint $tdp1" \
 295         "\$tracepoint" "$tdp1";
 296 gdb_test "print \$trace_line" "$baseline" \
 297         "8.13: tfind tracepoint $tdp1 (line $baseline)"
 298 gdb_test "set \$save_frame = \$trace_frame" "" ""
 299 gdb_tfind_test "8.13: tracepoint <no arg>" "tracepoint" \
 300         "\$tracepoint" "$tdp1";
 301 gdb_test "printf \"x \%d x\\n\", \$trace_frame == \$save_frame" \
 302         "x 0 x" \
 303         "8.13: tracepoint <no arg>, tracepoint number unchanged"
 304
 305 # 1.12 set tracepoint in prologue
 306 #
 307 # tdp1 was set at *gdb_recursion_test (ie. the hard address of the
 308 # function, before the prologue).  Test to see that it succeeded.
 309 # Current pc should be equal to the address of the function.
 310
 311 gdb_test "printf \"x \%d x\\n\", \$pc == gdb_recursion_test" \
 312         "x 1 x" \
 313         "1.12: set tracepoint in prologue"
 314
 315 # 8.14 tfind pc x
 316 ## check pc == x, $trace_frame != -1
 317 gdb_tfind_test "8.14: tfind 3" "3" "3"
 318 gdb_test "print \$trace_line" "$testline4" \
 319         "8.14: tfind 3 (line $testline4)"
 320
 321 gdb_test "set \$test_pc = \$pc" "" ""
 322 gdb_tfind_test "8.14: tfind none" "none" "-1"
 323 gdb_tfind_test "8.14: tfind pc" "pc \$test_pc" "\$trace_frame != -1" "1";
 324 gdb_test "print \$trace_line" "$testline4" \
 325         "8.14: tfind pc x (line $testline4)"
 326 gdb_test "printf \"x \%d x\\n\", \$pc == \$test_pc" \
 327         "x 1 x" \
 328         "8.14: tfind pc x"
 329
 330 # 8.15 tfind pc <no arg>
 331 ## check pc same before and after, $trace_frame changed
 332 gdb_tfind_test "8.15: tfind 3" "3" "3"
 333 gdb_test "print \$trace_line" "$testline4" \
 334         "8.15: tfind 3 (line $testline4)"
 335 gdb_test "set \$test_pc = \$pc" "" ""
 336 gdb_tfind_test "8.15: tfind pc" "pc" "\$pc == \$test_pc" "1"
 337 gdb_test "print \$trace_line" "$testline4" \
 338         "8.15: tfind pc (line $testline4)"
 339 gdb_test "printf \"x \%d x\\n\", \$trace_frame != 3" "x 1 x" \
 340         "8.15: trace frame didn't change"
 341
 342 # 8.26 tfind pc invalid x
 343 ## check error, pc != x (trace_frame unchanged?)
 344 gdb_tfind_test "8.26: tfind start" "start" "0"
 345 gdb_test "tfind pc  0" "failed to find.*" "8.26: tfind pc zero"
 346 gdb_test "tfind pc -1" "failed to find.*" "8.26: tfind pc -1"
 347
 348 # 8.16 tfind line n
 349 ## check #trace_frame != -1, $trace_line == n
 350 gdb_tfind_test "8.16: tfind none" "none" "-1"
 351 gdb_tfind_test "8.16: tfind line $testline3" \
 352         "line $testline3" \
 353         "\$trace_line == $testline3" "1"
 354
 355 # 8.17 tfind line <no arg> (# 8.19, 8.20)
 356 ## check $trace_line changed, no error, pc changed, frame changed, tdp changed
 357 gdb_tfind_test "8.17: tfind none" "none" "-1"
 358 gdb_tfind_test "8.17: tfind line $testline3" "line $testline3" "\$trace_line == $testline3" "1"
 359 gdb_tfind_test "8.17: tfind line <no arg>" "line" "\$trace_line != $testline3" "1"
 360
 361 # 8.36 tfind and disassembly
 362 gdb_tfind_test "8.36: tfind start" "start" "0"
 363 set timeout 60
 364 send_gdb "disassemble gdb_c_test\n"
 365 # look for disassembly of function label
 366 gdb_expect {
 367     -re "<gdb_c_test>:.*$gdb_prompt $"      { pass "8.36: trace disassembly" }
 368     -re ".*$gdb_prompt $"                   { fail "8.36: trace disassembly" }
 369     timeout                       { fail "8.36: trace disassembly (timeout)" }
 370 }
 371
 372 gdb_test "tfind line 0" \
 373         "out of range.*|failed to find.*" \
 374         "8.18: tfind line 0";
 375 gdb_test "tfind line 32767" \
 376         "out of range.*|failed to find.*" \
 377         "8.27: tfind line 32767";
 378 gdb_test "tfind line NoSuChFiLe.c:$baseline" \
 379         "No source file named.*" \
 380         "8.27: tfind line in bad source file";
 381
 382 # 8.32 tfind invalid subcommand (tfind foo)
 383 ## check error
 384 gdb_test "tfind NoSuChOpTiOn 21" \
 385         "No symbol.*|\[Ww\]arning.*|\[Ee\]rror.*" \
 386         "8.32: tfind with bad subcommand"
 387
 388 # 8.38 test help tfind
 389 gdb_test "help tfind"       "Select a trace frame.*"      \
 390         "8.38: help tfind"
 391 gdb_test "help tfind pc"    "Select a trace frame by PC.*" \
 392         "8.38: help tfind PC"
 393 gdb_test "help tfind end"   "Synonym for 'none'.*"        \
 394         "8.38: help tfind end"
 395 gdb_test "help tfind none"  "De-select any trace frame.*" \
 396         "8.38: help tfind none"
 397 gdb_test "help tfind line"  "Select a trace frame by source line.*" \
 398         "8.38: help tfind line"
 399 gdb_test "help tfind start" "Select the first trace frame.*" \
 400         "8.38: help tfind start"
 401 gdb_test "help tfind range" "Select a trace frame whose PC is in.*" \
 402         "8.38: help tfind range"
 403 gdb_test "help tfind trace" "Select a trace frame by tracepoint number.*" \
 404         "8.38: help tfind tracepoint"
 405
 406 # Finished!
 407 gdb_tfind_test "8.17: tfind none" "none" "-1"