gdb/testsuite/gdb.trace/tsv.exp

   1 #   Copyright 2009-2012 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 load_lib "trace-support.exp";
  17
  18
  19 gdb_exit
  20 gdb_start
  21 set testfile "actions"
  22 set srcfile ${testfile}.c
  23 set binfile $objdir/$subdir/tsv
  24 if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
  25           executable {debug nowarnings}] != "" } {
  26     untested tsv.exp
  27     return -1
  28 }
  29 gdb_load $binfile
  30
  31 gdb_test "tvariable \$tvar1" \
  32   "Trace state variable \\\$tvar1 created, with initial value 0." \
  33   "Create a trace state variable"
  34
  35 gdb_test "tvariable \$tvar2 = 45" \
  36   "Trace state variable \\\$tvar2 created, with initial value 45." \
  37   "Create a trace state variable with initial value"
  38
  39 gdb_test "tvariable \$tvar2 = -92" \
  40   "Trace state variable \\\$tvar2 now has initial value -92." \
  41   "Change initial value of a trace state variable"
  42
  43 gdb_test "tvariable \$tvar3 = 2 + 3" \
  44   "Trace state variable \\\$tvar3 created, with initial value 5." \
  45   "Create a trace state variable with expression"
  46
  47 gdb_test "tvariable \$tvar3 = 1234567000000" \
  48   "Trace state variable \\\$tvar3 now has initial value 1234567000000." \
  49   "Init trace state variable to a 64-bit value"
  50
  51 gdb_test "tvariable main" \
  52   "Syntax must be \\\$NAME \\\[ = EXPR \\\]" \
  53   "tvariable syntax error, bad name"
  54
  55 gdb_test "tvariable \$tvar1 - 93" \
  56   "Syntax must be \\\$NAME \\\[ = EXPR \\\]" \
  57   "tvariable syntax error, not an assignment"
  58
  59 gdb_test "info tvariables" \
  60     "Name\[\t \]+Initial\[\t \]+Current.*
  61 \\\$tvar1\[\t \]+0\[\t \]+<undefined>.*
  62 \\\$tvar2\[\t \]+-92\[\t \]+<undefined>.*
  63 \\\$tvar3\[\t \]+1234567000000\[\t \]+.*<undefined>.*" \
  64   "List tvariables"
  65
  66 gdb_test "print \$tvar2" " = void" \
  67     "Print a trace state variable before run"
  68
  69 gdb_test_no_output "delete tvariable \$tvar2" \
  70   "delete trace state variable"
  71
  72 gdb_test "info tvariables" \
  73     "Name\[\t \]+Initial\[\t \]+Current.*
  74 \\\$tvar1\[\t \]+0\[\t \]+<undefined>.*
  75 \\\$tvar3\[\t \]+1234567000000\[\t \]+.*<undefined>.*" \
  76   "List tvariables after deletion"
  77
  78 gdb_test "delete tvariable" \
  79     "" \
  80     "Delete all trace state variables" \
  81     "Delete all trace state variables.*y or n.*$" \
  82     "y"
  83
  84 gdb_test "info tvariables" \
  85   "No trace state variables.*" \
  86   "List tvariables after deleting all"
  87
  88 # Now try running a trace.
  89
  90 runto_main
  91 gdb_reinitialize_dir $srcdir/$subdir
  92
  93 # The rest of the testing needs actual tracing to work.
  94 if { ![gdb_target_supports_trace] } then {
  95     pass "Current target does not support trace"
  96     return 1;
  97 }
  98
  99 # define relative source line numbers:
 100 # all subsequent line numbers are relative to this first one (baseline)
 101
 102 set baseline  [gdb_find_recursion_test_baseline $srcfile];
 103 if { $baseline == -1 } then {
 104     fail "Could not find gdb_recursion_test function"
 105     return;
 106 }
 107
 108 set testline1 [expr $baseline + 7]
 109
 110 gdb_delete_tracepoints
 111 set trcpt1 [gdb_gettpnum gdb_c_test];
 112 set trcpt2 [gdb_gettpnum gdb_asm_test];
 113 set trcpt3 [gdb_gettpnum $testline1];
 114 if { $trcpt1 <= 0 || $trcpt2 <= 0 || $trcpt3 <= 0 } then {
 115     fail "setting tracepoints"
 116     return;
 117 }
 118
 119 gdb_test "tvariable \$tvar5 = 15" \
 120   "Trace state variable \\\$tvar5 created, with initial value 15." \
 121   "Create a trace state variable tvar5"
 122
 123 gdb_trace_setactions "collect tsv for first tracepoint" \
 124         "$trcpt1" \
 125         "collect \$tvar5 += 1" "^$"
 126
 127 gdb_test "tstart" ".*" ""
 128
 129 gdb_test "print \$tvar5" " = 15" \
 130     "Print a trace state variable at start of run"
 131
 132 # Be sure not to fall off the end of the program.
 133 gdb_test "break end" ".*" ""
 134 gdb_test "continue" \
 135     "Continuing.*Breakpoint $decimal, end.*" \
 136     "run trace experiment"
 137
 138 gdb_test "print \$tvar5" " = 16" \
 139     "Print a trace state variable during run"
 140
 141 gdb_test "tstop" ".*" ""
 142
 143 gdb_test "print \$tvar5" " = 16" \
 144     "Print a trace state variable after run"
 145
 146