gdb/testsuite/gdb.trace/tfind.exp

   1 #   Copyright 1998, 2002, 2005, 2007, 2008, 2009, 2010, 2011
   2 #   Free Software Foundation, Inc.
   3 #
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 3 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 # This file was written by Michael Snyder (msnyder@cygnus.com)
  18
  19 load_lib "trace-support.exp";
  20
  21 if $tracelevel then {
  22     strace $tracelevel
  23 }
  24
  25
  26 gdb_exit
  27 gdb_start
  28
  29 set testfile "actions"
  30 set srcfile ${testfile}.c
  31 set binfile $objdir/$subdir/tfind
  32
  33 if { [gdb_compile "$srcdir/$subdir/$srcfile" "$binfile" \
  34           executable {debug nowarnings}] != "" } {
  35     untested tfind.exp
  36     return -1
  37 }
  38 gdb_load $binfile
  39 gdb_test "tstop"       ".*" ""
  40 gdb_test "tfind none"  ".*" ""
  41 runto_main
  42 gdb_reinitialize_dir $srcdir/$subdir
  43
  44 # We generously give ourselves one "pass" if we successfully
  45 # detect that this test cannot be run on this target!
  46 if { ![gdb_target_supports_trace] } then {
  47     pass "Current target does not support trace"
  48     return 1;
  49
  50 }
  51
  52 # If testing on a remote host, download the source file.
  53 # remote_download host $srcdir/$subdir/$srcfile
  54
  55 # define relative source line numbers:
  56 # all subsequent line numbers are relative to this first one (baseline)
  57 set baseline  [gdb_find_recursion_test_baseline $srcfile];
  58 if { $baseline == -1 } then {
  59     fail "Could not find gdb_recursion_test function"
  60     return;
  61 }
  62
  63 set testline1 [expr $baseline + 1]
  64 set testline2 [expr $baseline + 5]
  65 set testline3 [expr $baseline + 6]
  66 set testline4 [expr $baseline + 7]
  67 set testline5 [expr $baseline + 8]
  68
  69 #
  70 # test tfind command
  71 #
  72
  73 gdb_delete_tracepoints
  74 set tdp1 [gdb_gettpnum "\*gdb_recursion_test"]
  75 set tdp2 [gdb_gettpnum $testline2]
  76 set tdp3 [gdb_gettpnum $testline3]
  77 set tdp4 [gdb_gettpnum $testline4]
  78 set tdp5 [gdb_gettpnum $testline5]
  79 if { $tdp1 <= 0 || $tdp2 <= 0 || $tdp3 <= 0 || \
  80      $tdp4 <= 0 || $tdp5 <= 0 } then {
  81     fail "setting tracepoints"
  82     return;
  83 }
  84
  85 # 6.1 test tstart command
  86
  87 set return_me 1
  88 gdb_test_multiple "tstart" "6.1: tstart" {
  89     -re "Trace can only be run on remote targets.*$gdb_prompt $" {
  90         fail "6.1: tstart (not connected to remote?)"
  91     }
  92     -re "Target does not support this command.*$gdb_prompt $" {
  93         fail "6.1: tstart (connected to wrong target?)"
  94     }
  95     -re "Target returns error code.*$gdb_prompt $" {
  96         fail "6.1: tstart (connected to wrong target?)"
  97     }
  98     -re "$gdb_prompt $" {
  99         pass "6.1: tstart"
 100         set return_me 0
 101     }
 102 }
 103
 104 if { $return_me == 1 } then {
 105     return -1;
 106 }
 107
 108 # test tstatus (when trace on)
 109 gdb_test "tstatus" "\[Tt\]race is running.*" "test tstatus on"
 110
 111 # 6.2 test help tstart
 112 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"
 113
 114 gdb_test "break end" ".*" ""
 115 gdb_test "continue" \
 116     "Continuing.*Breakpoint $decimal, end.*" \
 117     "run trace experiment"
 118
 119 # 7.1 test tstop command
 120
 121 set return_me 1
 122 gdb_test_multiple "tstop" "7.1: tstop" {
 123     -re "Trace can only be run on remote targets.*$gdb_prompt $" {
 124         fail "7.1: tstop (not connected to remote?)"
 125     }
 126     -re "Target does not support this command.*$gdb_prompt $" {
 127         fail "7.1: tstop (connected to wrong target?)"
 128     }
 129     -re "Target returns error code.*$gdb_prompt $" {
 130         fail "7.1: tstop (connected to wrong target?)"
 131     }
 132     -re "$gdb_prompt $" {
 133         pass "7.1: tstop"
 134         set return_me 0
 135     }
 136 }
 137
 138 if { $return_me == 1 } then {
 139     return -1;
 140 }
 141
 142 # 7.2 test help tstop
 143 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"
 144
 145 # test tstatus (when trace off)
 146 gdb_test "tstatus" "Trace stopped by a tstop command.*" \
 147     "test tstatus off after tstop"
 148
 149 ## record starting PC
 150 set save_pc [gdb_readexpr "(unsigned long) \$pc"];
 151 if { $save_pc == -1 } then {
 152     fail "could not read PC"
 153     return;
 154 }
 155
 156 # 8.7  tfind start
 157 ## check $trace_frame == 0
 158 gdb_tfind_test "8.7: tfind start command" "start" "0";
 159 ## check $pc != startPC
 160 gdb_test "printf \"x \%d x\\n\", \$pc != $save_pc" \
 161         "x 1 x" \
 162         "8.7b: tfind start"
 163
 164 # 8.8  tfind none
 165 ## check $trace_frame == -1
 166 gdb_tfind_test "8.8: tfind none" "none" "-1";
 167 ## check $pc == startPC
 168 gdb_test "printf \"x \%d x\\n\", \$pc == $save_pc" \
 169         "x 1 x" \
 170         "8.8b: tfind none (restores non-trace PC)"
 171
 172 # 8.9  tfind end
 173 ## check $trace_frame == -1
 174 gdb_tfind_test "8.9: tfind end, selects no frame" "end" "-1";
 175 ## check $pc == startPC
 176 gdb_test "printf \"x \%d x\\n\", \$pc == $save_pc" \
 177         "x 1 x" \
 178         "8.9b: tfind end (restores non-tracing PC)"
 179
 180 # 8.1  tfind n
 181 ## check $trace_frame == n
 182 gdb_tfind_test "8.1: tfind 1" "1" "1"
 183 ## check $trace_line corresponds to tracepoint for frame n
 184 gdb_test "print \$trace_line" "$testline2" "8.1b: tfind 1 (correct line)"
 185
 186 # 8.28 tfind invalid n (big number)
 187 ## check "not found" error
 188 ## check $trace_frame != n
 189 gdb_test "tfind 32767" \
 190         "failed to find.*" \
 191         "8.28: tfind <n> command rejects invalid frame number"
 192
 193 gdb_test "printf \"x \%d x\\n\", \$trace_frame == 32767" \
 194         "x 0 x" \
 195         "8.28: tfind <n> rejected bad input (32767)"
 196
 197 # 8.31 tfind negative n
 198 ## check error
 199 gdb_test "tfind -3" "invalid input.*" "8.31: tfind <n> rejects negative input"
 200 ## check $trace_frame != -n
 201 gdb_test "printf \"x \%d x\\n\", \$trace_frame == -3" "x 0 x" \
 202         "8.31: tfind <n> rejected negative input (-3)"
 203
 204 # 8.10 tfind <no arg>
 205 ## check $trace_frame += 1
 206
 207 gdb_tfind_test "8.10: tfind start" "start" "0";
 208 gdb_test "print \$trace_line" "$baseline"  \
 209         "8.10: tfind 0 (correct line $baseline)"
 210 gdb_tfind_test "8.10: tfind noargument 1" "" "1";
 211 gdb_test "print \$trace_line" "$testline2" \
 212         "8.10: tfind 1 (correct line $testline2)"
 213 gdb_tfind_test "8.10: tfind noargument 2" "" "2";
 214 gdb_test "print \$trace_line" "$testline3" \
 215         "8.10: tfind 2 (correct line $testline3)"
 216 gdb_tfind_test "8.10: tfind noargument 3" "" "3";
 217 gdb_test "print \$trace_line" "$testline4" \
 218         "8.10: tfind 3 (correct line $testline4)"
 219
 220 gdb_tfind_test "8.11: tfind 3" "3" "3";
 221 gdb_test "print \$trace_line" "$testline4" \
 222         "8.11: tfind 3 (correct line $testline4)"
 223 gdb_tfind_test "8.11: tfind backward 2" "-" "2";
 224 gdb_test "print \$trace_line" "$testline3" \
 225         "8.11: tfind 2 (correct line $testline3)"
 226 gdb_tfind_test "8.11: tfind backward 1" "-" "1";
 227 gdb_test "print \$trace_line" "$testline2" \
 228         "8.11: tfind 1 (correct line $testline2)"
 229 gdb_tfind_test "8.11: tfind backward 0" "-" "0";
 230 gdb_test "print \$trace_line" "$baseline"  \
 231         "8.11: tfind 0 (correct line $baseline)"
 232
 233 gdb_tfind_test "8.12: tfind none" "none" "-1";
 234 gdb_tfind_test "8.12: tfind tracepoint <n>" "tracepoint $tdp2" \
 235         "\$tracepoint" "$tdp2";
 236 gdb_test "print \$trace_line" "$testline2" \
 237         "8.12: tfind tracepoint <n> (line $testline2)"
 238
 239 gdb_tfind_test "8.25: tfind none" "none" "-1";
 240 gdb_test "tfind tracepoint 0" "failed to find.*" \
 241         "8.25: tfind tracepoint rejects zero"
 242 gdb_test "tfind tracepoint 32767" "failed to find.*" \
 243         "8.25: tfind tracepoint rejects nonexistant tracepoint (32767)"
 244 gdb_test "tfind tracepoint -1" "failed to find.*" \
 245         "8.25: tfind tracepoint rejects nonexistant tracepoint (-1)"
 246
 247 # 8.37 tfind tracepoint n where n no longer exists (but used to)
 248 gdb_test_no_output "delete trace $tdp2" ""
 249 gdb_tfind_test "8.37: tfind none" "none" "-1";
 250 gdb_tfind_test "8.37: tfind deleted tracepoint" \
 251         "tracepoint $tdp2" \
 252         "\$tracepoint" "$tdp2";
 253 gdb_test "print \$trace_line" "$testline2" \
 254         "8.37: tfind deleted tracepoint (line $testline2)"
 255
 256 # 8.13 tfind tracepoint <no arg>
 257 ## check $tracepoint same before and after, $trace_frame changed
 258
 259 gdb_tfind_test "8.13: tfind none" "none" "-1";
 260 gdb_tfind_test "8.13: tracepoint $tdp1" "tracepoint $tdp1" \
 261         "\$tracepoint" "$tdp1";
 262 gdb_test "print \$trace_line" "$baseline" \
 263         "8.13: tfind tracepoint $tdp1 (line $baseline)"
 264 gdb_test_no_output "set \$save_frame = \$trace_frame" ""
 265 gdb_tfind_test "8.13: tracepoint <no arg>" "tracepoint" \
 266         "\$tracepoint" "$tdp1";
 267 gdb_test "printf \"x \%d x\\n\", \$trace_frame == \$save_frame" \
 268         "x 0 x" \
 269         "8.13: tracepoint <no arg>, tracepoint number unchanged"
 270
 271 # 1.12 set tracepoint in prologue
 272 #
 273 # tdp1 was set at *gdb_recursion_test (ie. the hard address of the
 274 # function, before the prologue).  Test to see that it succeeded.
 275 # Current pc should be equal to the address of the function.
 276
 277 gdb_test "printf \"x \%d x\\n\", \$pc == gdb_recursion_test" \
 278         "x 1 x" \
 279         "1.12: set tracepoint in prologue"
 280
 281 # 8.14 tfind pc x
 282 ## check pc == x, $trace_frame != -1
 283 gdb_tfind_test "8.14: tfind 3" "3" "3"
 284 gdb_test "print \$trace_line" "$testline4" \
 285         "8.14: tfind 3 (line $testline4)"
 286
 287 gdb_test_no_output "set \$test_pc = \$pc" ""
 288 gdb_tfind_test "8.14: tfind none" "none" "-1"
 289 gdb_tfind_test "8.14: tfind pc" "pc \$test_pc" "\$trace_frame != -1" "1";
 290 gdb_test "print \$trace_line" "$testline4" \
 291         "8.14: tfind pc x (line $testline4)"
 292 gdb_test "printf \"x \%d x\\n\", \$pc == \$test_pc" \
 293         "x 1 x" \
 294         "8.14: tfind pc x"
 295
 296 # 8.15 tfind pc <no arg>
 297 ## check pc same before and after, $trace_frame changed
 298 gdb_tfind_test "8.15: tfind 3" "3" "3"
 299 gdb_test "print \$trace_line" "$testline4" \
 300         "8.15: tfind 3 (line $testline4)"
 301 gdb_test_no_output "set \$test_pc = \$pc" ""
 302 gdb_tfind_test "8.15: tfind pc" "pc" "\$pc == \$test_pc" "1"
 303 gdb_test "print \$trace_line" "$testline4" \
 304         "8.15: tfind pc (line $testline4)"
 305 gdb_test "printf \"x \%d x\\n\", \$trace_frame != 3" "x 1 x" \
 306         "8.15: trace frame didn't change"
 307
 308 # 8.26 tfind pc invalid x
 309 ## check error, pc != x (trace_frame unchanged?)
 310 gdb_tfind_test "8.26: tfind start" "start" "0"
 311 gdb_test "tfind pc  0" "failed to find.*" "8.26: tfind pc zero"
 312 gdb_test "tfind pc -1" "failed to find.*" "8.26: tfind pc -1"
 313
 314 # 8.16 tfind line n
 315 ## check #trace_frame != -1, $trace_line == n
 316 gdb_tfind_test "8.16: tfind none" "none" "-1"
 317 gdb_tfind_test "8.16: tfind line $testline3" \
 318         "line $testline3" \
 319         "\$trace_line == $testline3" "1"
 320
 321 # 8.17 tfind line <no arg> (# 8.19, 8.20)
 322 ## check $trace_line changed, no error, pc changed, frame changed, tdp changed
 323 gdb_tfind_test "8.17: tfind none" "none" "-1"
 324 gdb_tfind_test "8.17: tfind line $testline3" "line $testline3" "\$trace_line == $testline3" "1"
 325 gdb_tfind_test "8.17: tfind line <no arg>" "line" "\$trace_line != $testline3" "1"
 326
 327 # 8.36 tfind and disassembly
 328 gdb_tfind_test "8.36: tfind start" "start" "0"
 329 set timeout 60
 330 # look for disassembly of function label
 331 gdb_test "disassemble gdb_c_test" \
 332     "<(\.\[0-9\]+|)>:.*End of assembler dump.*" \
 333     "8.36: trace disassembly"
 334
 335 gdb_test "tfind line 0" \
 336         "out of range.*|failed to find.*" \
 337         "8.18: tfind line 0";
 338 gdb_test "tfind line 32767" \
 339         "out of range.*|failed to find.*" \
 340         "8.27: tfind line 32767";
 341 gdb_test "tfind line NoSuChFiLe.c:$baseline" \
 342         "No source file named.*" \
 343         "8.27: tfind line in bad source file";
 344
 345 # 8.32 tfind invalid subcommand (tfind foo)
 346 ## check error
 347 gdb_test "tfind NoSuChOpTiOn 21" \
 348         "No symbol.*|\[Ww\]arning.*|\[Ee\]rror.*" \
 349         "8.32: tfind with bad subcommand"
 350
 351 # 8.38 test help tfind
 352 gdb_test "help tfind"       "Select a trace frame.*"      \
 353         "8.38: help tfind"
 354 gdb_test "help tfind pc"    "Select a trace frame by PC.*" \
 355         "8.38: help tfind PC"
 356 gdb_test "help tfind end"   "Synonym for 'none'.*"        \
 357         "8.38: help tfind end"
 358 gdb_test "help tfind none"  "De-select any trace frame.*" \
 359         "8.38: help tfind none"
 360 gdb_test "help tfind line"  "Select a trace frame by source line.*" \
 361         "8.38: help tfind line"
 362 gdb_test "help tfind start" "Select the first trace frame.*" \
 363         "8.38: help tfind start"
 364 gdb_test "help tfind range" "Select a trace frame whose PC is in.*" \
 365         "8.38: help tfind range"
 366 gdb_test "help tfind trace" "Select a trace frame by tracepoint number.*" \
 367         "8.38: help tfind tracepoint"
 368
 369 # Finished!
 370 gdb_tfind_test "8.17: tfind none" "none" "-1"