120 lines
3.5 KiB
Plaintext
120 lines
3.5 KiB
Plaintext
# Copyright 2010-2012 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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# Test of trace file support.
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# Note that unlike most of the tracing tests, this can be run on
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# targets lacking tracepoint support; the program tfile.c has the
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# ability to generate synthetic trace files directly, and the tfile
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# target is available to all GDB configs.
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load_lib "trace-support.exp";
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if [target_info exists gdb,nofileio] {
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verbose "Skipping tfile.exp because of no fileio capabilities."
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continue
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}
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gdb_exit
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gdb_start
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set testfile "tfile"
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set srcfile ${testfile}.c
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set binfile $objdir/$subdir/$testfile
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if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
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executable {debug nowarnings}] != "" } {
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untested ${testfile}.exp
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return -1
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}
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gdb_reinitialize_dir $srcdir/$subdir
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# Make sure we are starting fresh.
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remote_file host delete basic.tf
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remote_file host delete error.tf
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gdb_load $binfile
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runto_main
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gdb_test "break done_making_trace_files" ".*" ""
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gdb_test "continue" ".*" ""
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# tsave command would be tested here...
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gdb_test "continue" ".*" ""
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# Program has presumably exited, now target a trace file it created.
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gdb_test "target tfile basic.tf" "Created tracepoint.*" "target tfile"
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gdb_test "info trace" ".*tracepoint.*in write_basic_trace_file.*" \
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"info tracepoints on trace file"
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gdb_test "tfind 0" \
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"Found trace frame 0, tracepoint \[0-9\]+.
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\#0 write_basic_trace_file ().*" \
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"tfind 0 on trace file"
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# Note that there is no tracepoint collecting these globals, we
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# just happen to know they are covered by the trace frame.
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gdb_test "print testglob" " = 31415" "print testglob on trace file"
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gdb_test "print testglob2" " = 271828" "print testglob2 on trace file"
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gdb_test "print constglob" " = 10000" "print constglob on trace file"
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gdb_test "tfind" "Target failed to find requested trace frame." \
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"tfind does not find a second frame in trace file"
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gdb_test "tstatus" \
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"Using a trace file.*
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Trace stopped by a tstop command.*
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Collected 1 trace frame.*
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Trace buffer has 256 bytes of 4096 bytes free \\(93% full\\).*
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Looking at trace frame 0, tracepoint .*" \
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"tstatus on trace file"
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gdb_test "tfind end" "No longer looking at any trace frame" "leave tfind mode"
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gdb_test "backtrace" "No stack\." \
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"no stack if no traceframe selected"
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gdb_test "info registers" "The program has no registers now\." \
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"no registers if no traceframe selected"
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# Now start afresh, using only a trace file.
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gdb_exit
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gdb_start
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gdb_load $binfile
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gdb_test "target tfile error.tf" "Created tracepoint.*" "target tfile"
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gdb_test "tstatus" \
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"Using a trace file.*
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Trace stopped by an error \\(made-up error, tracepoint 1\\).*
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Collected 0 trace frame.*
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Trace buffer has 256 bytes of 4096 bytes free \\(93% full\\).*
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Not looking at any trace frame.*" \
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"tstatus on error trace file"
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# Make sure we can reopen without error.
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gdb_test \
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"interpreter-exec mi \"-target-select tfile basic.tf\"" \
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"\\^connected.*"
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