gdb/testsuite/gdb.trace/tsv.exp

   1 #   Copyright 2009, 2010, 2011 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 if $tracelevel then {
  19     strace $tracelevel
  20 }
  21
  22
  23 gdb_exit
  24 gdb_start
  25 set testfile "actions"
  26 set srcfile ${testfile}.c
  27 set binfile $objdir/$subdir/tsv
  28 if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
  29           executable {debug nowarnings}] != "" } {
  30     untested tsv.exp
  31     return -1
  32 }
  33 gdb_load $binfile
  34
  35 gdb_test "tvariable \$tvar1" \
  36   "Trace state variable \\\$tvar1 created, with initial value 0." \
  37   "Create a trace state variable"
  38
  39 gdb_test "tvariable \$tvar2 = 45" \
  40   "Trace state variable \\\$tvar2 created, with initial value 45." \
  41   "Create a trace state variable with initial value"
  42
  43 gdb_test "tvariable \$tvar2 = -92" \
  44   "Trace state variable \\\$tvar2 now has initial value -92." \
  45   "Change initial value of a trace state variable"
  46
  47 gdb_test "tvariable \$tvar3 = 2 + 3" \
  48   "Trace state variable \\\$tvar3 created, with initial value 5." \
  49   "Create a trace state variable with expression"
  50
  51 gdb_test "tvariable \$tvar3 = 1234567000000" \
  52   "Trace state variable \\\$tvar3 now has initial value 1234567000000." \
  53   "Init trace state variable to a 64-bit value"
  54
  55 gdb_test "tvariable main" \
  56   "Syntax must be \\\$NAME \\\[ = EXPR \\\]" \
  57   "tvariable syntax error, bad name"
  58
  59 gdb_test "tvariable \$tvar1 - 93" \
  60   "Syntax must be \\\$NAME \\\[ = EXPR \\\]" \
  61   "tvariable syntax error, not an assignment"
  62
  63 gdb_test "info tvariables" \
  64     "Name\[\t \]+Initial\[\t \]+Current.*
  65 \\\$tvar1\[\t \]+0\[\t \]+<undefined>.*
  66 \\\$tvar2\[\t \]+-92\[\t \]+<undefined>.*
  67 \\\$tvar3\[\t \]+1234567000000\[\t \]+.*<undefined>.*" \
  68   "List tvariables"
  69
  70 gdb_test "print \$tvar2" " = void" \
  71     "Print a trace state variable before run"
  72
  73 gdb_test_no_output "delete tvariable \$tvar2" \
  74   "delete trace state variable"
  75
  76 gdb_test "info tvariables" \
  77     "Name\[\t \]+Initial\[\t \]+Current.*
  78 \\\$tvar1\[\t \]+0\[\t \]+<undefined>.*
  79 \\\$tvar3\[\t \]+1234567000000\[\t \]+.*<undefined>.*" \
  80   "List tvariables after deletion"
  81
  82 gdb_test "delete tvariable" \
  83     "" \
  84     "Delete all trace state variables" \
  85     "Delete all trace state variables.*y or n.*$" \
  86     "y"
  87
  88 gdb_test "info tvariables" \
  89   "No trace state variables.*" \
  90   "List tvariables after deleting all"
  91
  92 # Now try running a trace.
  93
  94 runto_main
  95 gdb_reinitialize_dir $srcdir/$subdir
  96
  97 # The rest of the testing needs actual tracing to work.
  98 if { ![gdb_target_supports_trace] } then {
  99     pass "Current target does not support trace"
 100     return 1;
 101 }
 102
 103 # define relative source line numbers:
 104 # all subsequent line numbers are relative to this first one (baseline)
 105
 106 set baseline  [gdb_find_recursion_test_baseline $srcfile];
 107 if { $baseline == -1 } then {
 108     fail "Could not find gdb_recursion_test function"
 109     return;
 110 }
 111
 112 set testline1 [expr $baseline + 7]
 113
 114 gdb_delete_tracepoints
 115 set trcpt1 [gdb_gettpnum gdb_c_test];
 116 set trcpt2 [gdb_gettpnum gdb_asm_test];
 117 set trcpt3 [gdb_gettpnum $testline1];
 118 if { $trcpt1 <= 0 || $trcpt2 <= 0 || $trcpt3 <= 0 } then {
 119     fail "setting tracepoints"
 120     return;
 121 }
 122
 123 gdb_test "tvariable \$tvar5 = 15" \
 124   "Trace state variable \\\$tvar5 created, with initial value 15." \
 125   "Create a trace state variable tvar5"
 126
 127 gdb_trace_setactions "collect tsv for first tracepoint" \
 128         "$trcpt1" \
 129         "collect \$tvar5 += 1" "^$"
 130
 131 gdb_test "tstart" ".*" ""
 132
 133 gdb_test "print \$tvar5" " = 15" \
 134     "Print a trace state variable at start of run"
 135
 136 # Be sure not to fall off the end of the program.
 137 gdb_test "break end" ".*" ""
 138 gdb_test "continue" \
 139     "Continuing.*Breakpoint $decimal, end.*" \
 140     "run trace experiment"
 141
 142 gdb_test "print \$tvar5" " = 16" \
 143     "Print a trace state variable during run"
 144
 145 gdb_test "tstop" ".*" ""
 146
 147 gdb_test "print \$tvar5" " = 16" \
 148     "Print a trace state variable after run"
 149
 150