gdb/testsuite/gdb.trace/tfind.exp

   1 #   Copyright 1998, 2002, 2005, 2007, 2008 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 # This file was written by Michael Snyder (msnyder@cygnus.com)
  17
  18 load_lib "trace-support.exp";
  19
  20 if $tracelevel then {
  21     strace $tracelevel
  22 }
  23
  24 set prms_id 0
  25 set bug_id 0
  26
  27 gdb_exit
  28 gdb_start
  29
  30 if [istarget "m68k-*-elf"] then {
  31     load_lib "emc-support.exp";
  32     set srcfile gdb_c_test.c
  33     set binfile [board_info target d490_binfile];
  34     gdb_test "set remotetimeout 6" "" ""
  35     set timeout 500
  36     gdb_target_monitor $binfile
  37     # Give a TSTOP and ignore errors, to make sure any previous trace is off
  38     gdb_test "tstop" "" ""
  39     gdb_test "tfind none" "" ""
  40     send_gdb "compare-sections CS\n"
  41     gdb_expect {
  42         -re "MIS-MATCHED.*$gdb_prompt $" {
  43             untested tfind.exp
  44             return -1
  45             all tests in this module will fail.";
  46         }
  47         -re ".*$gdb_prompt $" { }
  48     }
  49 } else {
  50     set testfile "actions"
  51     set srcfile ${testfile}.c
  52     set binfile $objdir/$subdir/$testfile
  53
  54     if { [gdb_compile "$srcdir/$subdir/$srcfile" "$binfile" \
  55             executable {debug nowarnings}] != "" } {
  56         untested tfind.exp
  57         return -1
  58     }
  59     gdb_load $binfile
  60     gdb_test "tstop"       "" ""
  61     gdb_test "tfind none"  "" ""
  62     runto_main
  63 }
  64 gdb_reinitialize_dir $srcdir/$subdir
  65
  66 # We generously give ourselves one "pass" if we successfully
  67 # detect that this test cannot be run on this target!
  68 if { ![gdb_target_supports_trace] } then {
  69     pass "Current target does not support trace"
  70     return 1;
  71
  72 }
  73
  74 # If testing on a remote host, download the source file.
  75 # remote_download host $srcdir/$subdir/$srcfile
  76
  77 # define relative source line numbers:
  78 # all subsequent line numbers are relative to this first one (baseline)
  79 set baseline  [gdb_find_recursion_test_baseline $srcfile];
  80 if { $baseline == -1 } then {
  81     fail "Could not find gdb_recursion_test function"
  82     return;
  83 }
  84
  85 set testline1 [expr $baseline + 1]
  86 set testline2 [expr $baseline + 5]
  87 set testline3 [expr $baseline + 6]
  88 set testline4 [expr $baseline + 7]
  89 set testline5 [expr $baseline + 8]
  90
  91 #
  92 # test tfind command
  93 #
  94
  95 gdb_delete_tracepoints
  96 set tdp1 [gdb_gettpnum "\*gdb_recursion_test"]
  97 set tdp2 [gdb_gettpnum $testline2]
  98 set tdp3 [gdb_gettpnum $testline3]
  99 set tdp4 [gdb_gettpnum $testline4]
 100 set tdp5 [gdb_gettpnum $testline5]
 101 if { $tdp1 <= 0 || $tdp2 <= 0 || $tdp3 <= 0 || \
 102      $tdp4 <= 0 || $tdp5 <= 0 } then {
 103     fail "setting tracepoints"
 104     return;
 105 }
 106
 107 # 6.1 test tstart command
 108 send_gdb "tstart\n"
 109 gdb_expect {
 110     -re "Trace can only be run on remote targets.*$gdb_prompt $" {
 111         fail "6.1: tstart (not connected to remote?)"
 112         return;
 113     }
 114     -re "Target does not support this command.*$gdb_prompt $" {
 115         fail "6.1: tstart (connected to wrong target?)"
 116         return;
 117     }
 118     -re "Target returns error code.*$gdb_prompt $" {
 119         fail "6.1: tstart (connected to wrong target?)"
 120         return;
 121     }
 122     -re "$gdb_prompt $" {
 123         pass "6.1: tstart"
 124     }
 125     default {
 126         fail "6.1: tstart (default)"
 127         return;
 128     }
 129 }
 130
 131 # test tstatus (when trace on)
 132 gdb_test "tstatus" "\[Tt\]race is running.*" "test tstatus on"
 133
 134 # 6.2 test help tstart
 135 gdb_test "help tstart" "Start trace data collection." "6.2: help tstart"
 136
 137 if [istarget "m68k-*-elf"] then {
 138     gdb_emclaptop_command "85,1,2,3,4,5,6"
 139     sleep 5
 140
 141     gdb_emclaptop_command "85,7,8,9,A,B,C"
 142     sleep 5
 143 } else {
 144     gdb_test "break end" "" ""
 145     gdb_test "continue" \
 146             "Continuing.*Breakpoint $decimal, end.*" \
 147             "run trace experiment"
 148 }
 149
 150 # 7.1 test tstop command
 151 send_gdb "tstop\n"
 152 gdb_expect {
 153     -re "Trace can only be run on remote targets.*$gdb_prompt $" {
 154         fail "7.1: tstop (not connected to remote?)"
 155         return;
 156     }
 157     -re "Target does not support this command.*$gdb_prompt $" {
 158         fail "7.1: tstop (connected to wrong target?)"
 159         return;
 160     }
 161     -re "Target returns error code.*$gdb_prompt $" {
 162         fail "7.1: tstop (connected to wrong target?)"
 163         return;
 164     }
 165     -re "$gdb_prompt $" {
 166         pass "7.1: tstop"
 167     }
 168     default {
 169         fail "7.1: tstop (default)"
 170         return;
 171     }
 172 }
 173
 174 # 7.2 test help tstop
 175 gdb_test "help tstop" "Stop trace data collection." "7.2: help tstop"
 176
 177 # test tstatus (when trace off)
 178 gdb_test "tstatus" "\[Tt\]race.* not running.*" "test tstatus off"
 179
 180 ## record starting PC
 181 set save_pc [gdb_readexpr "(unsigned long) \$pc"];
 182 if { $save_pc == -1 } then {
 183     fail "could not read PC"
 184     return;
 185 }
 186
 187 # 8.7  tfind start
 188 ## check $trace_frame == 0
 189 gdb_tfind_test "8.7: tfind start command" "start" "0";
 190 ## check $pc != startPC
 191 gdb_test "printf \"x \%d x\\n\", \$pc != $save_pc" \
 192         "x 1 x" \
 193         "8.7b: tfind start"
 194
 195 # 8.8  tfind none
 196 ## check $trace_frame == -1
 197 gdb_tfind_test "8.8: tfind none" "none" "-1";
 198 ## check $pc == startPC
 199 gdb_test "printf \"x \%d x\\n\", \$pc == $save_pc" \
 200         "x 1 x" \
 201         "8.8b: tfind none (restores non-trace PC)"
 202
 203 # 8.9  tfind end
 204 ## check $trace_frame == -1
 205 gdb_tfind_test "8.9: tfind end, selects no frame" "end" "-1";
 206 ## check $pc == startPC
 207 gdb_test "printf \"x \%d x\\n\", \$pc == $save_pc" \
 208         "x 1 x" \
 209         "8.9b: tfind end (restores non-tracing PC)"
 210
 211 # 8.1  tfind n
 212 ## check $trace_frame == n
 213 gdb_tfind_test "8.1: tfind 1" "1" "1"
 214 ## check $trace_line corresponds to tracepoint for frame n
 215 gdb_test "print \$trace_line" "$testline2" "8.1b: tfind 1 (correct line)"
 216
 217 # 8.28 tfind invalid n (big number)
 218 ## check "not found" error
 219 ## check $trace_frame != n
 220 gdb_test "tfind 32767" \
 221         "failed to find.*" \
 222         "8.28: tfind <n> command rejects invalid frame number"
 223
 224 gdb_test "printf \"x \%d x\\n\", \$trace_frame == 32767" \
 225         "x 0 x" \
 226         "8.28: tfind <n> rejected bad input (32767)"
 227
 228 # 8.31 tfind negative n
 229 ## check error
 230 gdb_test "tfind -3" "invalid input.*" "8.31: tfind <n> rejects negative input"
 231 ## check $trace_frame != -n
 232 gdb_test "printf \"x \%d x\\n\", \$trace_frame == -3" "x 0 x" \
 233         "8.31: tfind <n> rejected negative input (-3)"
 234
 235 # 8.10 tfind <no arg>
 236 ## check $trace_frame += 1
 237
 238 gdb_tfind_test "8.10: tfind start" "start" "0";
 239 gdb_test "print \$trace_line" "$baseline"  \
 240         "8.10: tfind 0 (correct line $baseline)"
 241 gdb_tfind_test "8.10: tfind noargument 1" "" "1";
 242 gdb_test "print \$trace_line" "$testline2" \
 243         "8.10: tfind 1 (correct line $testline2)"
 244 gdb_tfind_test "8.10: tfind noargument 2" "" "2";
 245 gdb_test "print \$trace_line" "$testline3" \
 246         "8.10: tfind 2 (correct line $testline3)"
 247 gdb_tfind_test "8.10: tfind noargument 3" "" "3";
 248 gdb_test "print \$trace_line" "$testline4" \
 249         "8.10: tfind 3 (correct line $testline4)"
 250
 251 gdb_tfind_test "8.11: tfind 3" "3" "3";
 252 gdb_test "print \$trace_line" "$testline4" \
 253         "8.11: tfind 3 (correct line $testline4)"
 254 gdb_tfind_test "8.11: tfind backward 2" "-" "2";
 255 gdb_test "print \$trace_line" "$testline3" \
 256         "8.11: tfind 2 (correct line $testline3)"
 257 gdb_tfind_test "8.11: tfind backward 1" "-" "1";
 258 gdb_test "print \$trace_line" "$testline2" \
 259         "8.11: tfind 1 (correct line $testline2)"
 260 gdb_tfind_test "8.11: tfind backward 0" "-" "0";
 261 gdb_test "print \$trace_line" "$baseline"  \
 262         "8.11: tfind 0 (correct line $baseline)"
 263
 264 gdb_tfind_test "8.12: tfind none" "none" "-1";
 265 gdb_tfind_test "8.12: tfind tracepoint <n>" "tracepoint $tdp2" \
 266         "\$tracepoint" "$tdp2";
 267 gdb_test "print \$trace_line" "$testline2" \
 268         "8.12: tfind tracepoint <n> (line $testline2)"
 269
 270 gdb_tfind_test "8.25: tfind none" "none" "-1";
 271 gdb_test "tfind tracepoint 0" "failed to find.*" \
 272         "8.25: tfind tracepoint rejects zero"
 273 gdb_test "tfind tracepoint 32767" "failed to find.*" \
 274         "8.25: tfind tracepoint rejects nonexistant tracepoint (32767)"
 275 gdb_test "tfind tracepoint -1" "failed to find.*" \
 276         "8.25: tfind tracepoint rejects nonexistant tracepoint (-1)"
 277
 278 # 8.37 tfind tracepoint n where n no longer exists (but used to)
 279 gdb_test "delete trace $tdp2" "" ""
 280 gdb_tfind_test "8.37: tfind none" "none" "-1";
 281 gdb_tfind_test "8.37: tfind deleted tracepoint" \
 282         "tracepoint $tdp2" \
 283         "\$tracepoint" "$tdp2";
 284 gdb_test "print \$trace_line" "$testline2" \
 285         "8.37: tfind deleted tracepoint (line $testline2)"
 286
 287 # 8.13 tfind tracepoint <no arg>
 288 ## check $tracepoint same before and after, $trace_frame changed
 289
 290 gdb_tfind_test "8.13: tfind none" "none" "-1";
 291 gdb_tfind_test "8.13: tracepoint $tdp1" "tracepoint $tdp1" \
 292         "\$tracepoint" "$tdp1";
 293 gdb_test "print \$trace_line" "$baseline" \
 294         "8.13: tfind tracepoint $tdp1 (line $baseline)"
 295 gdb_test "set \$save_frame = \$trace_frame" "" ""
 296 gdb_tfind_test "8.13: tracepoint <no arg>" "tracepoint" \
 297         "\$tracepoint" "$tdp1";
 298 gdb_test "printf \"x \%d x\\n\", \$trace_frame == \$save_frame" \
 299         "x 0 x" \
 300         "8.13: tracepoint <no arg>, tracepoint number unchanged"
 301
 302 # 1.12 set tracepoint in prologue
 303 #
 304 # tdp1 was set at *gdb_recursion_test (ie. the hard address of the
 305 # function, before the prologue).  Test to see that it succeeded.
 306 # Current pc should be equal to the address of the function.
 307
 308 gdb_test "printf \"x \%d x\\n\", \$pc == gdb_recursion_test" \
 309         "x 1 x" \
 310         "1.12: set tracepoint in prologue"
 311
 312 # 8.14 tfind pc x
 313 ## check pc == x, $trace_frame != -1
 314 gdb_tfind_test "8.14: tfind 3" "3" "3"
 315 gdb_test "print \$trace_line" "$testline4" \
 316         "8.14: tfind 3 (line $testline4)"
 317
 318 gdb_test "set \$test_pc = \$pc" "" ""
 319 gdb_tfind_test "8.14: tfind none" "none" "-1"
 320 gdb_tfind_test "8.14: tfind pc" "pc \$test_pc" "\$trace_frame != -1" "1";
 321 gdb_test "print \$trace_line" "$testline4" \
 322         "8.14: tfind pc x (line $testline4)"
 323 gdb_test "printf \"x \%d x\\n\", \$pc == \$test_pc" \
 324         "x 1 x" \
 325         "8.14: tfind pc x"
 326
 327 # 8.15 tfind pc <no arg>
 328 ## check pc same before and after, $trace_frame changed
 329 gdb_tfind_test "8.15: tfind 3" "3" "3"
 330 gdb_test "print \$trace_line" "$testline4" \
 331         "8.15: tfind 3 (line $testline4)"
 332 gdb_test "set \$test_pc = \$pc" "" ""
 333 gdb_tfind_test "8.15: tfind pc" "pc" "\$pc == \$test_pc" "1"
 334 gdb_test "print \$trace_line" "$testline4" \
 335         "8.15: tfind pc (line $testline4)"
 336 gdb_test "printf \"x \%d x\\n\", \$trace_frame != 3" "x 1 x" \
 337         "8.15: trace frame didn't change"
 338
 339 # 8.26 tfind pc invalid x
 340 ## check error, pc != x (trace_frame unchanged?)
 341 gdb_tfind_test "8.26: tfind start" "start" "0"
 342 gdb_test "tfind pc  0" "failed to find.*" "8.26: tfind pc zero"
 343 gdb_test "tfind pc -1" "failed to find.*" "8.26: tfind pc -1"
 344
 345 # 8.16 tfind line n
 346 ## check #trace_frame != -1, $trace_line == n
 347 gdb_tfind_test "8.16: tfind none" "none" "-1"
 348 gdb_tfind_test "8.16: tfind line $testline3" \
 349         "line $testline3" \
 350         "\$trace_line == $testline3" "1"
 351
 352 # 8.17 tfind line <no arg> (# 8.19, 8.20)
 353 ## check $trace_line changed, no error, pc changed, frame changed, tdp changed
 354 gdb_tfind_test "8.17: tfind none" "none" "-1"
 355 gdb_tfind_test "8.17: tfind line $testline3" "line $testline3" "\$trace_line == $testline3" "1"
 356 gdb_tfind_test "8.17: tfind line <no arg>" "line" "\$trace_line != $testline3" "1"
 357
 358 # 8.36 tfind and disassembly
 359 gdb_tfind_test "8.36: tfind start" "start" "0"
 360 set timeout 60
 361 send_gdb "disassemble gdb_c_test\n"
 362 # look for disassembly of function label
 363 gdb_expect {
 364     -re "<gdb_c_test>:.*$gdb_prompt $"      { pass "8.36: trace disassembly" }
 365     -re ".*$gdb_prompt $"                   { fail "8.36: trace disassembly" }
 366     timeout                       { fail "8.36: trace disassembly (timeout)" }
 367 }
 368
 369 gdb_test "tfind line 0" \
 370         "out of range.*|failed to find.*" \
 371         "8.18: tfind line 0";
 372 gdb_test "tfind line 32767" \
 373         "out of range.*|failed to find.*" \
 374         "8.27: tfind line 32767";
 375 gdb_test "tfind line NoSuChFiLe.c:$baseline" \
 376         "No source file named.*" \
 377         "8.27: tfind line in bad source file";
 378
 379 # 8.32 tfind invalid subcommand (tfind foo)
 380 ## check error
 381 gdb_test "tfind NoSuChOpTiOn 21" \
 382         "No symbol.*|\[Ww\]arning.*|\[Ee\]rror.*" \
 383         "8.32: tfind with bad subcommand"
 384
 385 # 8.38 test help tfind
 386 gdb_test "help tfind"       "Select a trace frame.*"      \
 387         "8.38: help tfind"
 388 gdb_test "help tfind pc"    "Select a trace frame by PC.*" \
 389         "8.38: help tfind PC"
 390 gdb_test "help tfind end"   "Synonym for 'none'.*"        \
 391         "8.38: help tfind end"
 392 gdb_test "help tfind none"  "De-select any trace frame.*" \
 393         "8.38: help tfind none"
 394 gdb_test "help tfind line"  "Select a trace frame by source line.*" \
 395         "8.38: help tfind line"
 396 gdb_test "help tfind start" "Select the first trace frame.*" \
 397         "8.38: help tfind start"
 398 gdb_test "help tfind range" "Select a trace frame whose PC is in.*" \
 399         "8.38: help tfind range"
 400 gdb_test "help tfind trace" "Select a trace frame by tracepoint number.*" \
 401         "8.38: help tfind tracepoint"
 402
 403 # Finished!
 404 gdb_tfind_test "8.17: tfind none" "none" "-1"