gdb/testsuite/gdb.trace/while-dyn.exp

   1 #   Copyright 1998-2024 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 standard_testfile actions.c
  21 set executable $testfile
  22 require gdb_trace_common_supports_arch
  23 if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
  24           executable {debug nowarnings}] != "" } {
  25     untested "failed to compile"
  26     return -1
  27 }
  28
  29 clean_restart $binfile
  30 runto_main
  31
  32 if {![gdb_target_supports_trace]} {
  33     unsupported "current target does not support trace"
  34     return 1
  35 }
  36
  37 #
  38 # test while-stepping dynamically (live target)
  39 #
  40
  41 proc test_while_stepping { while_stepping } {
  42     global fpreg
  43     global decimal
  44     global gdb_prompt
  45     global executable
  46
  47     with_test_prefix "$while_stepping" {
  48         clean_restart $executable
  49
  50         runto_main
  51
  52         ## verify number of trace frames collected matches stepcount
  53
  54         gdb_delete_tracepoints
  55         gdb_test "trace gdb_c_test" \
  56             "Tracepoint $decimal at .*" \
  57             "Set tracepoint at gdb_c_test"
  58
  59         gdb_trace_setactions "define $while_stepping <stepcount>" \
  60             "" \
  61             "collect \$$fpreg" "^$" \
  62             "$while_stepping 5" "^$" \
  63             "collect p" "^$" \
  64             "end" "^$" \
  65             "end" ""
  66
  67         gdb_test "tstart" ".*"
  68
  69         gdb_breakpoint "end" qualified
  70         gdb_test "continue" \
  71             "Continuing.*Breakpoint $decimal, end.*" \
  72             "run trace experiment"
  73
  74         gdb_test "tstop" ".*"
  75
  76         gdb_tfind_test "frame 5 should be the last one collected" "5" "5"
  77
  78         gdb_test "tfind 6" "failed to find.*" \
  79             "trace stopped after 5 stepping frames"
  80
  81         gdb_test "tfind none" ".*"
  82     }
  83 }
  84
  85 # Test all while-stepping aliases.
  86
  87 test_while_stepping "while-stepping"
  88 test_while_stepping "stepping"
  89 test_while_stepping "ws"