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# Copyright 2011-2012 Free Software Foundation, Inc.
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# 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"
set testfile "actions"
set executable $testfile
set srcfile $testfile.c
set binfile $objdir/$subdir/$testfile
set expfile tstatus.exp
if [prepare_for_testing $expfile $executable $srcfile \
[list debug]] {
untested "failed to prepare for trace tests"
return -1
}
if ![runto_main] {
fail "Can't run to main to check for trace support"
return -1
}
if ![gdb_target_supports_trace] {
unsupported "target does not support trace"
return -1
}
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set libipa [get_in_proc_agent]
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gdb_load_shlibs $libipa
# Can't use prepare_for_testing, because that splits compiling into
# building objects and then linking, and we'd fail with "linker input
# file unused because linking not done" when building the object.
if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
executable [list debug shlib=$libipa] ] != "" } {
untested "failed to compile ftrace tests"
return -1
}
clean_restart ${executable}
if ![runto_main] {
fail "Can't run to main for ftrace tests"
return 0
}
proc run_trace_experiment {} {
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global gdb_prompt
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# gdb_test_no_output "set debug remote 1" ""
gdb_test "continue" \
".*Breakpoint \[0-9\]+, begin .*" \
"advance to trace begin"
gdb_test_no_output "tstart my tracing note" "start trace experiment"
gdb_test "continue" \
".*Breakpoint \[0-9\]+, end .*" \
"advance through tracing"
# Now play with tstatus a bit.
# Since note support is optional, we need to match both with and without
# cases.
gdb_test_multiple "tstatus" "check on trace status" {
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-re "Trace is running.*Trace will stop if GDB disconnects\.\[\r\n\]+Trace notes: my tracing note\.\[\r\n\]+Not looking at any trace frame\..*\r\n$gdb_prompt $" {
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pass "tstatus reports trace note"
}
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-re "Trace is running.*Trace will stop if GDB disconnects\.\[\r\n\]+Not looking at any trace frame.*\r\n$gdb_prompt $" {
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pass "tstatus does not report any trace note"
}
}
gdb_test "set trace-notes different note" "" "change tracing note"
gdb_test_multiple "tstatus" "check on trace status with diff note" {
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-re "Trace is running.*Trace will stop if GDB disconnects\.\[\r\n\]+Trace notes: different note\.\[\r\n\]+Not looking at any trace frame\..*\r\n$gdb_prompt $" {
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pass "tstatus reports different trace note"
}
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-re "Trace is running.*Trace will stop if GDB disconnects\.\[\r\n\]+Not looking at any trace frame.*\r\n$gdb_prompt $" {
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pass "tstatus does not report any different trace note"
}
}
gdb_test "set trace-user me me me" "" "change tracing user"
gdb_test_multiple "tstatus" "check on trace status with diff note" {
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-re "Trace is running.*Trace will stop if GDB disconnects\.\[\r\n\]+Trace user is me me me\.\[\r\n\]+Trace notes: different note\.\[\r\n\]+Not looking at any trace frame\..*\r\n$gdb_prompt $" {
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pass "tstatus reports trace user"
}
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-re "Trace is running.*Trace will stop if GDB disconnects\.\[\r\n\]+Not looking at any trace frame.*\r\n$gdb_prompt $" {
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pass "tstatus does not report trace user"
}
}
gdb_test_no_output "tstop because I can" "trace stopped with note"
gdb_test_multiple "tstatus" "check on trace status after stop" {
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-re "Trace stopped by a tstop command (because I can)\..*Trace will stop if GDB disconnects\.\[\r\n\]+Trace user is me me me\.\[\r\n\]+Trace notes: different note\.\[\r\n\]+Not looking at any trace frame\..*\r\n$gdb_prompt $" {
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pass "tstatus reports trace stop reason"
}
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-re "Trace stopped by a tstop command\..*\r\n$gdb_prompt $" {
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pass "tstatus does not report trace stop reason"
}
}
# Tracepoint hit count is optional, so pass it either way.
gdb_test_multiple "info trace" "show tracepoint state" {
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-re "actions\.c:\[0-9\]+\[\r\n\]+\[\t ]+tracepoint already hit 1 time\[\r\n\]+\[\t ]+collect parm.*\r\n$gdb_prompt $" {
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pass "info trace reports tracepoint hit count"
}
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-re "actions\.c:\[0-9\]+\[\r\n\]+\[\t ]+collect parm.*\r\n$gdb_prompt $" {
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pass "info trace does not report tracepoint hit count"
}
}
}
proc test_tracepoints {} {
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global gdb_prompt
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gdb_test "break begin" ".*" ""
gdb_test "break end" ".*" ""
gdb_test "trace gdb_c_test" "Tracepoint .*" \
"tracepoint at gdb_c_test"
gdb_trace_setactions "collect at set_point: define actions" \
"" \
"collect parm" "^$"
set fastgood 0
gdb_test_multiple "ftrace gdb_recursion_test" "set fast tracepoint" {
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-re "May not have a fast tracepoint at .*\r\n$gdb_prompt $" {
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pass "4-byte fast tracepoint could not be set"
}
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-re "Fast tracepoint .*\r\n$gdb_prompt $" {
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pass "4-byte fast tracepoint is set"
set fastgood 1
}
}
if { $fastgood } {
gdb_trace_setactions "collect at four_byter: define actions" \
"" \
"collect globvar, anarg" "^$"
}
run_trace_experiment
}
gdb_reinitialize_dir $srcdir/$subdir
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if { [gdb_test "info sharedlibrary" ".*${libipa}.*" "IPA loaded"] != 0 } {
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untested "Could not find IPA lib loaded"
return 1
}
test_tracepoints
