gdb/testsuite/gdb.trace/tfind.exp

   1 #   Copyright 1998, 2002, 2005, 2007, 2008, 2009, 2010
   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 set prms_id 0
  26 set bug_id 0
  27
  28 gdb_exit
  29 gdb_start
  30
  31 set testfile "actions"
  32 set srcfile ${testfile}.c
  33 set binfile $objdir/$subdir/tfind
  34
  35 if { [gdb_compile "$srcdir/$subdir/$srcfile" "$binfile" \
  36           executable {debug nowarnings}] != "" } {
  37     untested tfind.exp
  38     return -1
  39 }
  40 gdb_load $binfile
  41 gdb_test "tstop"       "" ""
  42 gdb_test "tfind none"  "" ""
  43 runto_main
  44 gdb_reinitialize_dir $srcdir/$subdir
  45
  46 # We generously give ourselves one "pass" if we successfully
  47 # detect that this test cannot be run on this target!
  48 if { ![gdb_target_supports_trace] } then {
  49     pass "Current target does not support trace"
  50     return 1;
  51
  52 }
  53
  54 # If testing on a remote host, download the source file.
  55 # remote_download host $srcdir/$subdir/$srcfile
  56
  57 # define relative source line numbers:
  58 # all subsequent line numbers are relative to this first one (baseline)
  59 set baseline  [gdb_find_recursion_test_baseline $srcfile];
  60 if { $baseline == -1 } then {
  61     fail "Could not find gdb_recursion_test function"
  62     return;
  63 }
  64
  65 set testline1 [expr $baseline + 1]
  66 set testline2 [expr $baseline + 5]
  67 set testline3 [expr $baseline + 6]
  68 set testline4 [expr $baseline + 7]
  69 set testline5 [expr $baseline + 8]
  70
  71 #
  72 # test tfind command
  73 #
  74
  75 gdb_delete_tracepoints
  76 set tdp1 [gdb_gettpnum "\*gdb_recursion_test"]
  77 set tdp2 [gdb_gettpnum $testline2]
  78 set tdp3 [gdb_gettpnum $testline3]
  79 set tdp4 [gdb_gettpnum $testline4]
  80 set tdp5 [gdb_gettpnum $testline5]
  81 if { $tdp1 <= 0 || $tdp2 <= 0 || $tdp3 <= 0 || \
  82      $tdp4 <= 0 || $tdp5 <= 0 } then {
  83     fail "setting tracepoints"
  84     return;
  85 }
  86
  87 # 6.1 test tstart command
  88 send_gdb "tstart\n"
  89 gdb_expect {
  90     -re "Trace can only be run on remote targets.*$gdb_prompt $" {
  91         fail "6.1: tstart (not connected to remote?)"
  92         return;
  93     }
  94     -re "Target does not support this command.*$gdb_prompt $" {
  95         fail "6.1: tstart (connected to wrong target?)"
  96         return;
  97     }
  98     -re "Target returns error code.*$gdb_prompt $" {
  99         fail "6.1: tstart (connected to wrong target?)"
 100         return;
 101     }
 102     -re "$gdb_prompt $" {
 103         pass "6.1: tstart"
 104     }
 105     default {
 106         fail "6.1: tstart (default)"
 107         return;
 108     }
 109 }
 110
 111 # test tstatus (when trace on)
 112 gdb_test "tstatus" "\[Tt\]race is running.*" "test tstatus on"
 113
 114 # 6.2 test help tstart
 115 gdb_test "help tstart" "Start trace data collection." "6.2: help tstart"
 116
 117 gdb_test "break end" "" ""
 118 gdb_test "continue" \
 119     "Continuing.*Breakpoint $decimal, end.*" \
 120     "run trace experiment"
 121
 122 # 7.1 test tstop command
 123 send_gdb "tstop\n"
 124 gdb_expect {
 125     -re "Trace can only be run on remote targets.*$gdb_prompt $" {
 126         fail "7.1: tstop (not connected to remote?)"
 127         return;
 128     }
 129     -re "Target does not support this command.*$gdb_prompt $" {
 130         fail "7.1: tstop (connected to wrong target?)"
 131         return;
 132     }
 133     -re "Target returns error code.*$gdb_prompt $" {
 134         fail "7.1: tstop (connected to wrong target?)"
 135         return;
 136     }
 137     -re "$gdb_prompt $" {
 138         pass "7.1: tstop"
 139     }
 140     default {
 141         fail "7.1: tstop (default)"
 142         return;
 143     }
 144 }
 145
 146 # 7.2 test help tstop
 147 gdb_test "help tstop" "Stop trace data collection." "7.2: help tstop"
 148
 149 # test tstatus (when trace off)
 150 gdb_test "tstatus" "Trace stopped by a tstop command.*" \
 151     "test tstatus off after tstop"
 152
 153 ## record starting PC
 154 set save_pc [gdb_readexpr "(unsigned long) \$pc"];
 155 if { $save_pc == -1 } then {
 156     fail "could not read PC"
 157     return;
 158 }
 159
 160 # 8.7  tfind start
 161 ## check $trace_frame == 0
 162 gdb_tfind_test "8.7: tfind start command" "start" "0";
 163 ## check $pc != startPC
 164 gdb_test "printf \"x \%d x\\n\", \$pc != $save_pc" \
 165         "x 1 x" \
 166         "8.7b: tfind start"
 167
 168 # 8.8  tfind none
 169 ## check $trace_frame == -1
 170 gdb_tfind_test "8.8: tfind none" "none" "-1";
 171 ## check $pc == startPC
 172 gdb_test "printf \"x \%d x\\n\", \$pc == $save_pc" \
 173         "x 1 x" \
 174         "8.8b: tfind none (restores non-trace PC)"
 175
 176 # 8.9  tfind end
 177 ## check $trace_frame == -1
 178 gdb_tfind_test "8.9: tfind end, selects no frame" "end" "-1";
 179 ## check $pc == startPC
 180 gdb_test "printf \"x \%d x\\n\", \$pc == $save_pc" \
 181         "x 1 x" \
 182         "8.9b: tfind end (restores non-tracing PC)"
 183
 184 # 8.1  tfind n
 185 ## check $trace_frame == n
 186 gdb_tfind_test "8.1: tfind 1" "1" "1"
 187 ## check $trace_line corresponds to tracepoint for frame n
 188 gdb_test "print \$trace_line" "$testline2" "8.1b: tfind 1 (correct line)"
 189
 190 # 8.28 tfind invalid n (big number)
 191 ## check "not found" error
 192 ## check $trace_frame != n
 193 gdb_test "tfind 32767" \
 194         "failed to find.*" \
 195         "8.28: tfind <n> command rejects invalid frame number"
 196
 197 gdb_test "printf \"x \%d x\\n\", \$trace_frame == 32767" \
 198         "x 0 x" \
 199         "8.28: tfind <n> rejected bad input (32767)"
 200
 201 # 8.31 tfind negative n
 202 ## check error
 203 gdb_test "tfind -3" "invalid input.*" "8.31: tfind <n> rejects negative input"
 204 ## check $trace_frame != -n
 205 gdb_test "printf \"x \%d x\\n\", \$trace_frame == -3" "x 0 x" \
 206         "8.31: tfind <n> rejected negative input (-3)"
 207
 208 # 8.10 tfind <no arg>
 209 ## check $trace_frame += 1
 210
 211 gdb_tfind_test "8.10: tfind start" "start" "0";
 212 gdb_test "print \$trace_line" "$baseline"  \
 213         "8.10: tfind 0 (correct line $baseline)"
 214 gdb_tfind_test "8.10: tfind noargument 1" "" "1";
 215 gdb_test "print \$trace_line" "$testline2" \
 216         "8.10: tfind 1 (correct line $testline2)"
 217 gdb_tfind_test "8.10: tfind noargument 2" "" "2";
 218 gdb_test "print \$trace_line" "$testline3" \
 219         "8.10: tfind 2 (correct line $testline3)"
 220 gdb_tfind_test "8.10: tfind noargument 3" "" "3";
 221 gdb_test "print \$trace_line" "$testline4" \
 222         "8.10: tfind 3 (correct line $testline4)"
 223
 224 gdb_tfind_test "8.11: tfind 3" "3" "3";
 225 gdb_test "print \$trace_line" "$testline4" \
 226         "8.11: tfind 3 (correct line $testline4)"
 227 gdb_tfind_test "8.11: tfind backward 2" "-" "2";
 228 gdb_test "print \$trace_line" "$testline3" \
 229         "8.11: tfind 2 (correct line $testline3)"
 230 gdb_tfind_test "8.11: tfind backward 1" "-" "1";
 231 gdb_test "print \$trace_line" "$testline2" \
 232         "8.11: tfind 1 (correct line $testline2)"
 233 gdb_tfind_test "8.11: tfind backward 0" "-" "0";
 234 gdb_test "print \$trace_line" "$baseline"  \
 235         "8.11: tfind 0 (correct line $baseline)"
 236
 237 gdb_tfind_test "8.12: tfind none" "none" "-1";
 238 gdb_tfind_test "8.12: tfind tracepoint <n>" "tracepoint $tdp2" \
 239         "\$tracepoint" "$tdp2";
 240 gdb_test "print \$trace_line" "$testline2" \
 241         "8.12: tfind tracepoint <n> (line $testline2)"
 242
 243 gdb_tfind_test "8.25: tfind none" "none" "-1";
 244 gdb_test "tfind tracepoint 0" "failed to find.*" \
 245         "8.25: tfind tracepoint rejects zero"
 246 gdb_test "tfind tracepoint 32767" "failed to find.*" \
 247         "8.25: tfind tracepoint rejects nonexistant tracepoint (32767)"
 248 gdb_test "tfind tracepoint -1" "failed to find.*" \
 249         "8.25: tfind tracepoint rejects nonexistant tracepoint (-1)"
 250
 251 # 8.37 tfind tracepoint n where n no longer exists (but used to)
 252 gdb_test "delete trace $tdp2" "" ""
 253 gdb_tfind_test "8.37: tfind none" "none" "-1";
 254 gdb_tfind_test "8.37: tfind deleted tracepoint" \
 255         "tracepoint $tdp2" \
 256         "\$tracepoint" "$tdp2";
 257 gdb_test "print \$trace_line" "$testline2" \
 258         "8.37: tfind deleted tracepoint (line $testline2)"
 259
 260 # 8.13 tfind tracepoint <no arg>
 261 ## check $tracepoint same before and after, $trace_frame changed
 262
 263 gdb_tfind_test "8.13: tfind none" "none" "-1";
 264 gdb_tfind_test "8.13: tracepoint $tdp1" "tracepoint $tdp1" \
 265         "\$tracepoint" "$tdp1";
 266 gdb_test "print \$trace_line" "$baseline" \
 267         "8.13: tfind tracepoint $tdp1 (line $baseline)"
 268 gdb_test "set \$save_frame = \$trace_frame" "" ""
 269 gdb_tfind_test "8.13: tracepoint <no arg>" "tracepoint" \
 270         "\$tracepoint" "$tdp1";
 271 gdb_test "printf \"x \%d x\\n\", \$trace_frame == \$save_frame" \
 272         "x 0 x" \
 273         "8.13: tracepoint <no arg>, tracepoint number unchanged"
 274
 275 # 1.12 set tracepoint in prologue
 276 #
 277 # tdp1 was set at *gdb_recursion_test (ie. the hard address of the
 278 # function, before the prologue).  Test to see that it succeeded.
 279 # Current pc should be equal to the address of the function.
 280
 281 gdb_test "printf \"x \%d x\\n\", \$pc == gdb_recursion_test" \
 282         "x 1 x" \
 283         "1.12: set tracepoint in prologue"
 284
 285 # 8.14 tfind pc x
 286 ## check pc == x, $trace_frame != -1
 287 gdb_tfind_test "8.14: tfind 3" "3" "3"
 288 gdb_test "print \$trace_line" "$testline4" \
 289         "8.14: tfind 3 (line $testline4)"
 290
 291 gdb_test "set \$test_pc = \$pc" "" ""
 292 gdb_tfind_test "8.14: tfind none" "none" "-1"
 293 gdb_tfind_test "8.14: tfind pc" "pc \$test_pc" "\$trace_frame != -1" "1";
 294 gdb_test "print \$trace_line" "$testline4" \
 295         "8.14: tfind pc x (line $testline4)"
 296 gdb_test "printf \"x \%d x\\n\", \$pc == \$test_pc" \
 297         "x 1 x" \
 298         "8.14: tfind pc x"
 299
 300 # 8.15 tfind pc <no arg>
 301 ## check pc same before and after, $trace_frame changed
 302 gdb_tfind_test "8.15: tfind 3" "3" "3"
 303 gdb_test "print \$trace_line" "$testline4" \
 304         "8.15: tfind 3 (line $testline4)"
 305 gdb_test "set \$test_pc = \$pc" "" ""
 306 gdb_tfind_test "8.15: tfind pc" "pc" "\$pc == \$test_pc" "1"
 307 gdb_test "print \$trace_line" "$testline4" \
 308         "8.15: tfind pc (line $testline4)"
 309 gdb_test "printf \"x \%d x\\n\", \$trace_frame != 3" "x 1 x" \
 310         "8.15: trace frame didn't change"
 311
 312 # 8.26 tfind pc invalid x
 313 ## check error, pc != x (trace_frame unchanged?)
 314 gdb_tfind_test "8.26: tfind start" "start" "0"
 315 gdb_test "tfind pc  0" "failed to find.*" "8.26: tfind pc zero"
 316 gdb_test "tfind pc -1" "failed to find.*" "8.26: tfind pc -1"
 317
 318 # 8.16 tfind line n
 319 ## check #trace_frame != -1, $trace_line == n
 320 gdb_tfind_test "8.16: tfind none" "none" "-1"
 321 gdb_tfind_test "8.16: tfind line $testline3" \
 322         "line $testline3" \
 323         "\$trace_line == $testline3" "1"
 324
 325 # 8.17 tfind line <no arg> (# 8.19, 8.20)
 326 ## check $trace_line changed, no error, pc changed, frame changed, tdp changed
 327 gdb_tfind_test "8.17: tfind none" "none" "-1"
 328 gdb_tfind_test "8.17: tfind line $testline3" "line $testline3" "\$trace_line == $testline3" "1"
 329 gdb_tfind_test "8.17: tfind line <no arg>" "line" "\$trace_line != $testline3" "1"
 330
 331 # 8.36 tfind and disassembly
 332 gdb_tfind_test "8.36: tfind start" "start" "0"
 333 set timeout 60
 334 send_gdb "disassemble gdb_c_test\n"
 335 # look for disassembly of function label
 336 gdb_expect {
 337     -re "<(\.\[0-9\]+|)>:.*End of assembler dump.*$gdb_prompt $"      { pass "8.36: trace disassembly" }
 338     -re ".*$gdb_prompt $"                   { fail "8.36: trace disassembly" }
 339     timeout                       { fail "8.36: trace disassembly (timeout)" }
 340 }
 341
 342 gdb_test "tfind line 0" \
 343         "out of range.*|failed to find.*" \
 344         "8.18: tfind line 0";
 345 gdb_test "tfind line 32767" \
 346         "out of range.*|failed to find.*" \
 347         "8.27: tfind line 32767";
 348 gdb_test "tfind line NoSuChFiLe.c:$baseline" \
 349         "No source file named.*" \
 350         "8.27: tfind line in bad source file";
 351
 352 # 8.32 tfind invalid subcommand (tfind foo)
 353 ## check error
 354 gdb_test "tfind NoSuChOpTiOn 21" \
 355         "No symbol.*|\[Ww\]arning.*|\[Ee\]rror.*" \
 356         "8.32: tfind with bad subcommand"
 357
 358 # 8.38 test help tfind
 359 gdb_test "help tfind"       "Select a trace frame.*"      \
 360         "8.38: help tfind"
 361 gdb_test "help tfind pc"    "Select a trace frame by PC.*" \
 362         "8.38: help tfind PC"
 363 gdb_test "help tfind end"   "Synonym for 'none'.*"        \
 364         "8.38: help tfind end"
 365 gdb_test "help tfind none"  "De-select any trace frame.*" \
 366         "8.38: help tfind none"
 367 gdb_test "help tfind line"  "Select a trace frame by source line.*" \
 368         "8.38: help tfind line"
 369 gdb_test "help tfind start" "Select the first trace frame.*" \
 370         "8.38: help tfind start"
 371 gdb_test "help tfind range" "Select a trace frame whose PC is in.*" \
 372         "8.38: help tfind range"
 373 gdb_test "help tfind trace" "Select a trace frame by tracepoint number.*" \
 374         "8.38: help tfind tracepoint"
 375
 376 # Finished!
 377 gdb_tfind_test "8.17: tfind none" "none" "-1"