217 lines
6.2 KiB
Plaintext
217 lines
6.2 KiB
Plaintext
# Copyright 2009-2017 Free Software Foundation, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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load_lib "trace-support.exp"
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gdb_exit
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gdb_start
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standard_testfile actions.c
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if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
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executable {debug nowarnings}] != "" } {
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untested "failed to compile"
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return -1
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}
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gdb_load $binfile
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# PR gdb/21352: Command tsave does not support -r argument
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gdb_test "tsave -r" "Argument required \\\(file in which to save trace data\\\)\." \
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"tsave command properly supports -r argument"
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gdb_test "tvariable \$tvar1" \
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"Trace state variable \\\$tvar1 created, with initial value 0." \
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"create a trace state variable"
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gdb_test "tvariable \$tvar2 = 45" \
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"Trace state variable \\\$tvar2 created, with initial value 45." \
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"create a trace state variable with initial value"
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gdb_test "tvariable \$tvar2 = -92" \
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"Trace state variable \\\$tvar2 now has initial value -92." \
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"change initial value of a trace state variable"
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gdb_test "tvariable \$tvar3 = 2 + 3" \
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"Trace state variable \\\$tvar3 created, with initial value 5." \
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"create a trace state variable with expression"
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gdb_test "tvariable \$tvar3 = 1234567000000" \
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"Trace state variable \\\$tvar3 now has initial value 1234567000000." \
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"init trace state variable to a 64-bit value"
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gdb_test "tvariable $" \
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"Must supply a non-empty variable name" \
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"tvariable syntax error, not empty variable name"
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gdb_test "tvariable main" \
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"Name of trace variable should start with '\\\$'" \
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"tvariable syntax error, bad name"
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gdb_test "tvariable \$\$" \
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"Syntax must be \\\$NAME \\\[ = EXPR \\\]" \
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"tvariable syntax error, bad name 2"
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gdb_test "tvariable \$123" \
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"\\\$123 is not a valid trace state variable name" \
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"tvariable syntax error, bad name 3"
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gdb_test "tvariable \$tvar1 - 93" \
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"Syntax must be \\\$NAME \\\[ = EXPR \\\]" \
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"tvariable syntax error, not an assignment"
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gdb_test "tvariable \$tvar0 = 1 = 1" \
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"Left operand of assignment is not an lvalue\." \
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"tvariable creation fails with invalid expression"
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gdb_test "info tvariables" \
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"Name\[\t \]+Initial\[\t \]+Current.*
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\\\$tvar1\[\t \]+0\[\t \]+<undefined>.*
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\\\$tvar2\[\t \]+-92\[\t \]+<undefined>.*
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\\\$tvar3\[\t \]+1234567000000\[\t \]+.*<undefined>.*" \
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"List tvariables"
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gdb_test "print \$tvar2" " = void" \
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"Print a trace state variable before run"
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gdb_test_no_output "delete tvariable \$tvar2" \
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"delete trace state variable"
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gdb_test "info tvariables" \
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"Name\[\t \]+Initial\[\t \]+Current.*
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\\\$tvar1\[\t \]+0\[\t \]+<undefined>.*
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\\\$tvar3\[\t \]+1234567000000\[\t \]+.*<undefined>.*" \
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"List tvariables after deletion"
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gdb_test "delete tvariable" \
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"" \
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"Delete all trace state variables" \
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"Delete all trace state variables.*y or n.*$" \
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"y"
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gdb_test "info tvariables" \
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"No trace state variables.*" \
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"list tvariables after deleting all"
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# Now try running a trace.
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runto_main
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gdb_reinitialize_dir $srcdir/$subdir
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# The rest of the testing needs actual tracing to work.
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if { ![gdb_target_supports_trace] } then {
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unsupported "current target does not support trace"
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return 1
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}
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gdb_delete_tracepoints
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set trcpt1 [gdb_gettpnum gdb_c_test]
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if { $trcpt1 <= 0 } then {
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fail "setting tracepoints"
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return
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}
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gdb_test "tvariable \$tvar5 = 15" \
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"Trace state variable \\\$tvar5 created, with initial value 15." \
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"create a trace state variable tvar5"
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gdb_trace_setactions "collect tsv for first tracepoint" \
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"$trcpt1" \
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"collect \$tvar5 += 1" "^$"
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gdb_test_no_output "tstart" ""
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gdb_test "print \$tvar5" " = 15" \
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"Print a trace state variable at start of run"
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# Be sure not to fall off the end of the program.
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gdb_test "break end" ".*" ""
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gdb_test "continue" \
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"Continuing.*Breakpoint $decimal, end.*" \
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"run trace experiment"
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gdb_test "print \$tvar5" " = 16" \
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"Print a trace state variable during run"
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gdb_test_no_output "tstop" ""
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# Save trace frames to tfile.
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set tracefile [standard_output_file ${testfile}]
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gdb_test "tsave ${tracefile}.tf" \
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"Trace data saved to file '${tracefile}.tf'.*" \
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"save tfile trace file"
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# Save trace frames to ctf.
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gdb_test "tsave -ctf ${tracefile}.ctf" \
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"Trace data saved to directory '${tracefile}.ctf'.*" \
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"save ctf trace file"
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proc check_tsv { data_source } {
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with_test_prefix "${data_source}" {
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gdb_test "tfind 0"
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gdb_test "print \$tvar5" " = 16" \
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"Print a trace state variable"
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gdb_test "tfind" \
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"Target failed to find requested trace frame.*"
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}
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}
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# Check the tsv from the live inferior.
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check_tsv "live"
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# Change target to tfile.
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set test "change to tfile target"
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gdb_test_multiple "target tfile ${tracefile}.tf" "$test" {
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-re "A program is being debugged already. Kill it. .y or n. " {
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send_gdb "y\n"
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exp_continue
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}
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-re "$gdb_prompt $" {
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pass "$test"
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}
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}
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# Check the tsv from tfile.
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check_tsv "tfile"
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# Try to read ctf data if GDB supports.
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gdb_test_multiple "target ctf ${tracefile}.ctf" "" {
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-re "Undefined target command: \"ctf ${tracefile}.ctf\"\. Try \"help target\"\.\r\n$gdb_prompt $" {
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}
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-re ".*\r\n$gdb_prompt $" {
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check_tsv "ctf"
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}
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}
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# Restart.
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clean_restart ${binfile}
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if ![runto_main] then {
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fail "can't run to main"
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return
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}
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# If there are predefined TSVs, test these predefined TSVs are correctly
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# uploaded.
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if [target_info exists gdb,predefined_tsv] {
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set tsv [target_info gdb,predefined_tsv]
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# Test predefined TSVs are uploaded.
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gdb_test "info tvariables" ".*${tsv}.*" "predefined tsvs are uploaded"
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} else {
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# Otherwise (the predefined TSVs are not defined in the board file),
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# test there is no TSVs in GDB.
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gdb_test "info tvariables" "No trace state variables\." \
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"no predefined tsvs"
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}
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