gdb/testsuite/gdb.trace/tsv.exp

   1 #   Copyright 2009-2013 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 load_lib "trace-support.exp";
  17
  18
  19 gdb_exit
  20 gdb_start
  21 standard_testfile actions.c
  22 if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
  23           executable {debug nowarnings}] != "" } {
  24     untested tsv.exp
  25     return -1
  26 }
  27 gdb_load $binfile
  28
  29 gdb_test "tvariable \$tvar1" \
  30   "Trace state variable \\\$tvar1 created, with initial value 0." \
  31   "Create a trace state variable"
  32
  33 gdb_test "tvariable \$tvar2 = 45" \
  34   "Trace state variable \\\$tvar2 created, with initial value 45." \
  35   "Create a trace state variable with initial value"
  36
  37 gdb_test "tvariable \$tvar2 = -92" \
  38   "Trace state variable \\\$tvar2 now has initial value -92." \
  39   "Change initial value of a trace state variable"
  40
  41 gdb_test "tvariable \$tvar3 = 2 + 3" \
  42   "Trace state variable \\\$tvar3 created, with initial value 5." \
  43   "Create a trace state variable with expression"
  44
  45 gdb_test "tvariable \$tvar3 = 1234567000000" \
  46   "Trace state variable \\\$tvar3 now has initial value 1234567000000." \
  47   "Init trace state variable to a 64-bit value"
  48
  49 gdb_test "tvariable main" \
  50   "Syntax must be \\\$NAME \\\[ = EXPR \\\]" \
  51   "tvariable syntax error, bad name"
  52
  53 gdb_test "tvariable \$tvar1 - 93" \
  54   "Syntax must be \\\$NAME \\\[ = EXPR \\\]" \
  55   "tvariable syntax error, not an assignment"
  56
  57 gdb_test "info tvariables" \
  58     "Name\[\t \]+Initial\[\t \]+Current.*
  59 \\\$tvar1\[\t \]+0\[\t \]+<undefined>.*
  60 \\\$tvar2\[\t \]+-92\[\t \]+<undefined>.*
  61 \\\$tvar3\[\t \]+1234567000000\[\t \]+.*<undefined>.*" \
  62   "List tvariables"
  63
  64 gdb_test "print \$tvar2" " = void" \
  65     "Print a trace state variable before run"
  66
  67 gdb_test_no_output "delete tvariable \$tvar2" \
  68   "delete trace state variable"
  69
  70 gdb_test "info tvariables" \
  71     "Name\[\t \]+Initial\[\t \]+Current.*
  72 \\\$tvar1\[\t \]+0\[\t \]+<undefined>.*
  73 \\\$tvar3\[\t \]+1234567000000\[\t \]+.*<undefined>.*" \
  74   "List tvariables after deletion"
  75
  76 gdb_test "delete tvariable" \
  77     "" \
  78     "Delete all trace state variables" \
  79     "Delete all trace state variables.*y or n.*$" \
  80     "y"
  81
  82 gdb_test "info tvariables" \
  83   "No trace state variables.*" \
  84   "List tvariables after deleting all"
  85
  86 # Now try running a trace.
  87
  88 runto_main
  89 gdb_reinitialize_dir $srcdir/$subdir
  90
  91 # The rest of the testing needs actual tracing to work.
  92 if { ![gdb_target_supports_trace] } then {
  93     unsupported "Current target does not support trace"
  94     return 1;
  95 }
  96
  97 # define relative source line numbers:
  98 # all subsequent line numbers are relative to this first one (baseline)
  99
 100 set baseline  [gdb_find_recursion_test_baseline $srcfile];
 101 if { $baseline == -1 } then {
 102     fail "Could not find gdb_recursion_test function"
 103     return;
 104 }
 105
 106 set testline1 [expr $baseline + 7]
 107
 108 gdb_delete_tracepoints
 109 set trcpt1 [gdb_gettpnum gdb_c_test];
 110 set trcpt2 [gdb_gettpnum gdb_asm_test];
 111 set trcpt3 [gdb_gettpnum $testline1];
 112 if { $trcpt1 <= 0 || $trcpt2 <= 0 || $trcpt3 <= 0 } then {
 113     fail "setting tracepoints"
 114     return;
 115 }
 116
 117 gdb_test "tvariable \$tvar5 = 15" \
 118   "Trace state variable \\\$tvar5 created, with initial value 15." \
 119   "Create a trace state variable tvar5"
 120
 121 gdb_trace_setactions "collect tsv for first tracepoint" \
 122         "$trcpt1" \
 123         "collect \$tvar5 += 1" "^$"
 124
 125 gdb_test "tstart" ".*" ""
 126
 127 gdb_test "print \$tvar5" " = 15" \
 128     "Print a trace state variable at start of run"
 129
 130 # Be sure not to fall off the end of the program.
 131 gdb_test "break end" ".*" ""
 132 gdb_test "continue" \
 133     "Continuing.*Breakpoint $decimal, end.*" \
 134     "run trace experiment"
 135
 136 gdb_test "print \$tvar5" " = 16" \
 137     "Print a trace state variable during run"
 138
 139 gdb_test "tstop" ".*" ""
 140
 141 gdb_test "print \$tvar5" " = 16" \
 142     "Print a trace state variable after run"
 143
 144