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