gdb/testsuite/gdb.trace/tfind.exp

   1 #   Copyright 1998-2015 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
  35 # 6.2 test help tstart
  36 gdb_test "help tstart" \
  37     "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\\)\." \
  38     "6.2: help tstart"
  39 # 7.2 test help tstop
  40 gdb_test "help tstop" \
  41     "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\\)\." \
  42     "7.2: help tstop"
  43
  44 # 8.38 test help tfind
  45 gdb_test "help tfind"       "Select a trace frame.*"      \
  46         "8.38: help tfind"
  47 gdb_test "help tfind pc"    "Select a trace frame by PC.*" \
  48         "8.38: help tfind PC"
  49 gdb_test "help tfind end"   "De-select any trace frame.*" \
  50         "8.38: help tfind end"
  51 gdb_test "help tfind none"  "De-select any trace frame.*" \
  52         "8.38: help tfind none"
  53 gdb_test "help tfind line"  "Select a trace frame by source line.*" \
  54         "8.38: help tfind line"
  55 gdb_test "help tfind start" "Select the first trace frame.*" \
  56         "8.38: help tfind start"
  57 gdb_test "help tfind range" "Select a trace frame whose PC is in.*" \
  58         "8.38: help tfind range"
  59 gdb_test "help tfind trace" "Select a trace frame by tracepoint number.*" \
  60         "8.38: help tfind tracepoint"
  61
  62 runto_main
  63 gdb_reinitialize_dir $srcdir/$subdir
  64
  65 if { ![gdb_target_supports_trace] } then {
  66     unsupported "Current target does not support trace"
  67     return 1
  68
  69 }
  70
  71 # If testing on a remote host, download the source file.
  72 # remote_download host $srcdir/$subdir/$srcfile
  73
  74 # define relative source line numbers:
  75 # all subsequent line numbers are relative to this first one (baseline)
  76 set baseline  [gdb_find_recursion_test_baseline $srcfile]
  77 if { $baseline == -1 } then {
  78     fail "Could not find gdb_recursion_test function"
  79     return
  80 }
  81
  82 set testline1 [expr $baseline + 1]
  83 set testline2 [expr $baseline + 5]
  84 set testline3 [expr $baseline + 6]
  85 set testline4 [expr $baseline + 7]
  86 set testline5 [expr $baseline + 8]
  87
  88 #
  89 # test tfind command
  90 #
  91
  92 gdb_delete_tracepoints
  93 set tdp1 [gdb_gettpnum "\*gdb_recursion_test"]
  94 set tdp2 [gdb_gettpnum $testline2]
  95 set tdp3 [gdb_gettpnum $testline3]
  96 set tdp4 [gdb_gettpnum $testline4]
  97 set tdp5 [gdb_gettpnum $testline5]
  98 if { $tdp1 <= 0 || $tdp2 <= 0 || $tdp3 <= 0 || \
  99      $tdp4 <= 0 || $tdp5 <= 0 } then {
 100     fail "setting tracepoints"
 101     return
 102 }
 103
 104 # 6.1 test tstart command
 105
 106 set return_me 1
 107 gdb_test_multiple "tstart" "6.1: tstart" {
 108     -re "Trace can only be run on remote targets.*$gdb_prompt $" {
 109         fail "6.1: tstart (not connected to remote?)"
 110     }
 111     -re "Target does not support this command.*$gdb_prompt $" {
 112         fail "6.1: tstart (connected to wrong target?)"
 113     }
 114     -re "Target returns error code.*$gdb_prompt $" {
 115         fail "6.1: tstart (connected to wrong target?)"
 116     }
 117     -re "$gdb_prompt $" {
 118         pass "6.1: tstart"
 119         set return_me 0
 120     }
 121 }
 122
 123 if { $return_me == 1 } then {
 124     return -1
 125 }
 126
 127 # test tstatus (when trace on)
 128 gdb_test "tstatus" "\[Tt\]race is running.*" "test tstatus on"
 129
 130 gdb_test "break end" ".*" ""
 131 gdb_test "continue" \
 132     "Continuing.*Breakpoint $decimal, end.*" \
 133     "run trace experiment"
 134
 135 # 7.1 test tstop command
 136
 137 set return_me 1
 138 gdb_test_multiple "tstop" "7.1: tstop" {
 139     -re "Trace can only be run on remote targets.*$gdb_prompt $" {
 140         fail "7.1: tstop (not connected to remote?)"
 141     }
 142     -re "Target does not support this command.*$gdb_prompt $" {
 143         fail "7.1: tstop (connected to wrong target?)"
 144     }
 145     -re "Target returns error code.*$gdb_prompt $" {
 146         fail "7.1: tstop (connected to wrong target?)"
 147     }
 148     -re "$gdb_prompt $" {
 149         pass "7.1: tstop"
 150         set return_me 0
 151     }
 152 }
 153
 154 if { $return_me == 1 } then {
 155     return -1
 156 }
 157
 158 # test tstatus (when trace off)
 159 gdb_test "tstatus" "Trace stopped by a tstop command.*" \
 160     "test tstatus off after tstop"
 161
 162 ## record starting PC
 163 set save_pc [gdb_readexpr "(unsigned long) \$pc"]
 164 if { $save_pc == -1 } then {
 165     fail "could not read PC"
 166     return
 167 }
 168
 169 # 8.7  tfind start
 170 ## check $trace_frame == 0
 171 gdb_tfind_test "8.7: tfind start command" "start" "0"
 172 ## check $pc != startPC
 173 gdb_test "printf \"x \%d x\\n\", \$pc != $save_pc" \
 174         "x 1 x" \
 175         "8.7b: tfind start"
 176
 177 # 8.8  tfind none
 178 ## check $trace_frame == -1
 179 gdb_tfind_test "8.8: tfind none" "none" "-1"
 180 ## check $pc == startPC
 181 gdb_test "printf \"x \%d x\\n\", \$pc == $save_pc" \
 182         "x 1 x" \
 183         "8.8b: tfind none (restores non-trace PC)"
 184
 185 # 8.9  tfind end
 186 ## check $trace_frame == -1
 187 gdb_tfind_test "8.9: tfind end, selects no frame" "end" "-1"
 188 ## check $pc == startPC
 189 gdb_test "printf \"x \%d x\\n\", \$pc == $save_pc" \
 190         "x 1 x" \
 191         "8.9b: tfind end (restores non-tracing PC)"
 192
 193 # 8.1  tfind n
 194 ## check $trace_frame == n
 195 gdb_tfind_test "8.1: tfind 1" "1" "1"
 196 ## check $trace_line corresponds to tracepoint for frame n
 197 gdb_test "print \$trace_line" "$testline2" "8.1b: tfind 1 (correct line)"
 198
 199 # 8.28 tfind invalid n (big number)
 200 ## check "not found" error
 201 ## check $trace_frame != n
 202 gdb_test "tfind 32767" \
 203         "failed to find.*" \
 204         "8.28: tfind <n> command rejects invalid frame number"
 205
 206 gdb_test "printf \"x \%d x\\n\", \$trace_frame == 32767" \
 207         "x 0 x" \
 208         "8.28: tfind <n> rejected bad input (32767)"
 209
 210 # 8.31 tfind negative n
 211 ## check error
 212 gdb_test "tfind -3" "invalid input.*" "8.31: tfind <n> rejects negative input"
 213 ## check $trace_frame != -n
 214 gdb_test "printf \"x \%d x\\n\", \$trace_frame == -3" "x 0 x" \
 215         "8.31: tfind <n> rejected negative input (-3)"
 216
 217 # 8.10 tfind <no arg>
 218 ## check $trace_frame += 1
 219
 220 gdb_tfind_test "8.10: tfind start" "start" "0"
 221 gdb_test "print \$trace_line" "$baseline"  \
 222         "8.10: tfind 0 (correct line $baseline)"
 223 gdb_tfind_test "8.10: tfind noargument 1" "" "1"
 224 gdb_test "print \$trace_line" "$testline2" \
 225         "8.10: tfind 1 (correct line $testline2)"
 226 gdb_tfind_test "8.10: tfind noargument 2" "" "2"
 227 gdb_test "print \$trace_line" "$testline3" \
 228         "8.10: tfind 2 (correct line $testline3)"
 229 gdb_tfind_test "8.10: tfind noargument 3" "" "3"
 230 gdb_test "print \$trace_line" "$testline4" \
 231         "8.10: tfind 3 (correct line $testline4)"
 232
 233 gdb_tfind_test "8.11: tfind 3" "3" "3"
 234 gdb_test "print \$trace_line" "$testline4" \
 235         "8.11: tfind 3 (correct line $testline4)"
 236 gdb_tfind_test "8.11: tfind backward 2" "-" "2"
 237 gdb_test "print \$trace_line" "$testline3" \
 238         "8.11: tfind 2 (correct line $testline3)"
 239 gdb_tfind_test "8.11: tfind backward 1" "-" "1"
 240 gdb_test "print \$trace_line" "$testline2" \
 241         "8.11: tfind 1 (correct line $testline2)"
 242 gdb_tfind_test "8.11: tfind backward 0" "-" "0"
 243 gdb_test "print \$trace_line" "$baseline"  \
 244         "8.11: tfind 0 (correct line $baseline)"
 245
 246 gdb_tfind_test "8.12: tfind none" "none" "-1"
 247 gdb_tfind_test "8.12: tfind tracepoint <n>" "tracepoint $tdp2" \
 248         "\$tracepoint" "$tdp2"
 249 gdb_test "print \$trace_line" "$testline2" \
 250         "8.12: tfind tracepoint <n> (line $testline2)"
 251
 252 gdb_tfind_test "8.25: tfind none" "none" "-1"
 253 gdb_test "tfind tracepoint 0" "failed to find.*" \
 254         "8.25: tfind tracepoint rejects zero"
 255 gdb_test "tfind tracepoint 32767" "failed to find.*" \
 256         "8.25: tfind tracepoint rejects nonexistant tracepoint (32767)"
 257 gdb_test "tfind tracepoint -1" "failed to find.*" \
 258         "8.25: tfind tracepoint rejects nonexistant tracepoint (-1)"
 259
 260 # 8.37 tfind tracepoint n where n no longer exists (but used to)
 261 gdb_test_no_output "delete trace $tdp2" ""
 262 gdb_tfind_test "8.37: tfind none" "none" "-1"
 263 gdb_tfind_test "8.37: tfind deleted tracepoint" \
 264         "tracepoint $tdp2" \
 265         "\$tracepoint" "$tdp2"
 266 gdb_test "print \$trace_line" "$testline2" \
 267         "8.37: tfind deleted tracepoint (line $testline2)"
 268
 269 # 8.13 tfind tracepoint <no arg>
 270 ## check $tracepoint same before and after, $trace_frame changed
 271
 272 gdb_tfind_test "8.13: tfind none" "none" "-1"
 273 gdb_tfind_test "8.13: tracepoint $tdp1" "tracepoint $tdp1" \
 274         "\$tracepoint" "$tdp1"
 275 gdb_test "print \$trace_line" "$baseline" \
 276         "8.13: tfind tracepoint $tdp1 (line $baseline)"
 277 gdb_test_no_output "set \$save_frame = \$trace_frame" ""
 278 gdb_tfind_test "8.13: tracepoint <no arg>" "tracepoint" \
 279         "\$tracepoint" "$tdp1"
 280 gdb_test "printf \"x \%d x\\n\", \$trace_frame == \$save_frame" \
 281         "x 0 x" \
 282         "8.13: tracepoint <no arg>, tracepoint number unchanged"
 283
 284 # 1.12 set tracepoint in prologue
 285 #
 286 # tdp1 was set at *gdb_recursion_test (ie. the hard address of the
 287 # function, before the prologue).  Test to see that it succeeded.
 288 # Current pc should be equal to the address of the function.
 289
 290 gdb_test "printf \"x \%d x\\n\", \$pc == gdb_recursion_test" \
 291         "x 1 x" \
 292         "1.12: set tracepoint in prologue"
 293
 294 # 8.14 tfind pc x
 295 ## check pc == x, $trace_frame != -1
 296 gdb_tfind_test "8.14: tfind 3" "3" "3"
 297 gdb_test "print \$trace_line" "$testline4" \
 298         "8.14: tfind 3 (line $testline4)"
 299
 300 gdb_test_no_output "set \$test_pc = \$pc" ""
 301 gdb_tfind_test "8.14: tfind none" "none" "-1"
 302 gdb_tfind_test "8.14: tfind pc" "pc \$test_pc" "\$trace_frame != -1" "1"
 303 gdb_test "print \$trace_line" "$testline4" \
 304         "8.14: tfind pc x (line $testline4)"
 305 gdb_test "printf \"x \%d x\\n\", \$pc == \$test_pc" \
 306         "x 1 x" \
 307         "8.14: tfind pc x"
 308
 309 # 8.15 tfind pc <no arg>
 310 ## check pc same before and after, $trace_frame changed
 311 gdb_tfind_test "8.15: tfind 3" "3" "3"
 312 gdb_test "print \$trace_line" "$testline4" \
 313         "8.15: tfind 3 (line $testline4)"
 314 gdb_test_no_output "set \$test_pc = \$pc" ""
 315 gdb_tfind_test "8.15: tfind pc" "pc" "\$pc == \$test_pc" "1"
 316 gdb_test "print \$trace_line" "$testline4" \
 317         "8.15: tfind pc (line $testline4)"
 318 gdb_test "printf \"x \%d x\\n\", \$trace_frame != 3" "x 1 x" \
 319         "8.15: trace frame didn't change"
 320
 321 # 8.26 tfind pc invalid x
 322 ## check error, pc != x (trace_frame unchanged?)
 323 gdb_tfind_test "8.26: tfind start" "start" "0"
 324 gdb_test "tfind pc  0" "failed to find.*" "8.26: tfind pc zero"
 325 gdb_test "tfind pc -1" "failed to find.*" "8.26: tfind pc -1"
 326
 327 # 8.16 tfind line n
 328 ## check #trace_frame != -1, $trace_line == n
 329 gdb_tfind_test "8.16: tfind none" "none" "-1"
 330 gdb_tfind_test "8.16: tfind line $testline3" \
 331         "line $testline3" \
 332         "\$trace_line == $testline3" "1"
 333
 334 # 8.17 tfind line <no arg> (# 8.19, 8.20)
 335 ## check $trace_line changed, no error, pc changed, frame changed, tdp changed
 336 gdb_tfind_test "8.17: tfind none" "none" "-1"
 337 gdb_tfind_test "8.17: tfind line $testline3" "line $testline3" "\$trace_line == $testline3" "1"
 338 gdb_tfind_test "8.17: tfind line <no arg>" "line" "\$trace_line != $testline3" "1"
 339
 340 # 8.36 tfind and disassembly
 341 gdb_tfind_test "8.36: tfind start" "start" "0"
 342 set timeout 60
 343 # look for disassembly of function label
 344 gdb_test "disassemble gdb_c_test" \
 345     "<(\.\[0-9\]+|)>:.*End of assembler dump.*" \
 346     "8.36: trace disassembly"
 347
 348 gdb_test "tfind line 0" \
 349         "out of range.*|failed to find.*|No line 0 in .*" \
 350         "8.18: tfind line 0"
 351 gdb_test "tfind line 32767" \
 352         "out of range.*|failed to find.*|No line 32767 in .*" \
 353         "8.27: tfind line 32767"
 354 gdb_test "tfind line NoSuChFiLe.c:$baseline" \
 355         "No source file named.*" \
 356         "8.27: tfind line in bad source file"
 357
 358 # 8.32 tfind invalid subcommand (tfind foo)
 359 ## check error
 360 gdb_test "tfind NoSuChOpTiOn 21" \
 361         "No symbol.*|\[Ww\]arning.*|\[Ee\]rror.*" \
 362         "8.32: tfind with bad subcommand"
 363
 364 # Finished!
 365 gdb_tfind_test "8.17: tfind none" "none" "-1"