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