| # Copyright 2010, 2011 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/>. |
| |
| # Test of trace file support. |
| |
| # Note that unlike most of the tracing tests, this can be run on |
| # targets lacking tracepoint support; the program tfile.c has the |
| # ability to generate synthetic trace files directly, and the tfile |
| # target is available to all GDB configs. |
| |
| load_lib "trace-support.exp"; |
| |
| if [target_info exists gdb,nofileio] { |
| verbose "Skipping tfile.exp because of no fileio capabilities." |
| continue |
| } |
| |
| if $tracelevel then { |
| strace $tracelevel |
| } |
| |
| |
| gdb_exit |
| gdb_start |
| set testfile "tfile" |
| set srcfile ${testfile}.c |
| set binfile $objdir/$subdir/$testfile |
| if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \ |
| executable {debug nowarnings}] != "" } { |
| untested file.exp |
| return -1 |
| } |
| gdb_reinitialize_dir $srcdir/$subdir |
| |
| # Make sure we are starting fresh. |
| remote_file host delete basic.tf |
| remote_file host delete error.tf |
| |
| gdb_load $binfile |
| |
| runto_main |
| |
| gdb_test "break done_making_trace_files" ".*" "" |
| |
| gdb_test "continue" ".*" "" |
| |
| # tsave command would be tested here... |
| |
| gdb_test "continue" ".*" "" |
| |
| # Program has presumably exited, now target a trace file it created. |
| |
| gdb_test "target tfile basic.tf" "Created tracepoint.*" "target tfile" |
| |
| gdb_test "info trace" ".*tracepoint.*in write_basic_trace_file.*" \ |
| "info tracepoints on trace file" |
| |
| gdb_test "tfind 0" \ |
| "Found trace frame 0, tracepoint \[0-9\]+. |
| \#0 write_basic_trace_file ().*" \ |
| "tfind 0 on trace file" |
| |
| # Note that there is no tracepoint collecting these globals, we |
| # just happen to know they are covered by the trace frame. |
| |
| gdb_test "print testglob" " = 31415" "print testglob on trace file" |
| |
| gdb_test "print testglob2" " = 271828" "print testglob2 on trace file" |
| |
| gdb_test "print constglob" " = 10000" "print constglob on trace file" |
| |
| gdb_test "tfind" "Target failed to find requested trace frame." \ |
| "tfind does not find a second frame in trace file" |
| |
| gdb_test "tstatus" \ |
| "Using a trace file.* |
| Trace stopped by a tstop command.* |
| Collected 1 trace frame.* |
| Trace buffer has 256 bytes of 4096 bytes free \\(93% full\\).* |
| Looking at trace frame 0, tracepoint .*" \ |
| "tstatus on trace file" |
| |
| gdb_test "tfind end" "No longer looking at any trace frame" "leave tfind mode" |
| |
| gdb_test "backtrace" "No stack\." \ |
| "no stack if no traceframe selected" |
| |
| gdb_test "info registers" "The program has no registers now\." \ |
| "no registers if no traceframe selected" |
| |
| # Now start afresh, using only a trace file. |
| |
| gdb_exit |
| gdb_start |
| |
| gdb_load $binfile |
| |
| gdb_test "target tfile error.tf" "Created tracepoint.*" "target tfile" |
| |
| gdb_test "tstatus" \ |
| "Using a trace file.* |
| Trace stopped by an error \\(made-up error, tracepoint 1\\).* |
| Collected 0 trace frame.* |
| Trace buffer has 256 bytes of 4096 bytes free \\(93% full\\).* |
| Not looking at any trace frame.*" \ |
| "tstatus on error trace file" |