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# Copyright 2009-2013 Free Software Foundation, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
load_lib "trace-support.exp";
gdb_exit
gdb_start
standard_testfile actions.c
if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
executable {debug nowarnings}] != "" } {
untested tsv.exp
return -1
}
gdb_load $binfile
gdb_test "tvariable \$tvar1" \
"Trace state variable \\\$tvar1 created, with initial value 0." \
"Create a trace state variable"
gdb_test "tvariable \$tvar2 = 45" \
"Trace state variable \\\$tvar2 created, with initial value 45." \
"Create a trace state variable with initial value"
gdb_test "tvariable \$tvar2 = -92" \
"Trace state variable \\\$tvar2 now has initial value -92." \
"Change initial value of a trace state variable"
gdb_test "tvariable \$tvar3 = 2 + 3" \
"Trace state variable \\\$tvar3 created, with initial value 5." \
"Create a trace state variable with expression"
gdb_test "tvariable \$tvar3 = 1234567000000" \
"Trace state variable \\\$tvar3 now has initial value 1234567000000." \
"Init trace state variable to a 64-bit value"
gdb_test "tvariable $" \
"Must supply a non-empty variable name" \
"tvariable syntax error, not empty variable name"
gdb_test "tvariable main" \
"Name of trace variable should start with '\\\$'" \
"tvariable syntax error, bad name"
gdb_test "tvariable \$\$" \
"Syntax must be \\\$NAME \\\[ = EXPR \\\]" \
"tvariable syntax error, bad name 2"
gdb_test "tvariable \$123" \
"\\\$123 is not a valid trace state variable name" \
"tvariable syntax error, bad name 3"
gdb_test "tvariable \$tvar1 - 93" \
"Syntax must be \\\$NAME \\\[ = EXPR \\\]" \
"tvariable syntax error, not an assignment"
gdb_test "tvariable \$tvar0 = 1 = 1" \
"Left operand of assignment is not an lvalue\." \
"tvariable creation fails with invalid expression"
gdb_test "info tvariables" \
"Name\[\t \]+Initial\[\t \]+Current.*
\\\$tvar1\[\t \]+0\[\t \]+<undefined>.*
\\\$tvar2\[\t \]+-92\[\t \]+<undefined>.*
\\\$tvar3\[\t \]+1234567000000\[\t \]+.*<undefined>.*" \
"List tvariables"
gdb_test "print \$tvar2" " = void" \
"Print a trace state variable before run"
gdb_test_no_output "delete tvariable \$tvar2" \
"delete trace state variable"
gdb_test "info tvariables" \
"Name\[\t \]+Initial\[\t \]+Current.*
\\\$tvar1\[\t \]+0\[\t \]+<undefined>.*
\\\$tvar3\[\t \]+1234567000000\[\t \]+.*<undefined>.*" \
"List tvariables after deletion"
gdb_test "delete tvariable" \
"" \
"Delete all trace state variables" \
"Delete all trace state variables.*y or n.*$" \
"y"
gdb_test "info tvariables" \
"No trace state variables.*" \
"List tvariables after deleting all"
# Now try running a trace.
runto_main
gdb_reinitialize_dir $srcdir/$subdir
# The rest of the testing needs actual tracing to work.
if { ![gdb_target_supports_trace] } then {
unsupported "Current target does not support trace"
return 1;
}
# define relative source line numbers:
# all subsequent line numbers are relative to this first one (baseline)
set baseline [gdb_find_recursion_test_baseline $srcfile];
if { $baseline == -1 } then {
fail "Could not find gdb_recursion_test function"
return;
}
set testline1 [expr $baseline + 7]
gdb_delete_tracepoints
set trcpt1 [gdb_gettpnum gdb_c_test];
set trcpt2 [gdb_gettpnum gdb_asm_test];
set trcpt3 [gdb_gettpnum $testline1];
if { $trcpt1 <= 0 || $trcpt2 <= 0 || $trcpt3 <= 0 } then {
fail "setting tracepoints"
return;
}
gdb_test "tvariable \$tvar5 = 15" \
"Trace state variable \\\$tvar5 created, with initial value 15." \
"Create a trace state variable tvar5"
gdb_trace_setactions "collect tsv for first tracepoint" \
"$trcpt1" \
"collect \$tvar5 += 1" "^$"
gdb_test "tstart" ".*" ""
gdb_test "print \$tvar5" " = 15" \
"Print a trace state variable at start of run"
# Be sure not to fall off the end of the program.
gdb_test "break end" ".*" ""
gdb_test "continue" \
"Continuing.*Breakpoint $decimal, end.*" \
"run trace experiment"
gdb_test "print \$tvar5" " = 16" \
"Print a trace state variable during run"
gdb_test "tstop" ".*" ""
gdb_test "print \$tvar5" " = 16" \
"Print a trace state variable after run"
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