gdb/testsuite/gdb.trace/tfind.exp

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