Subversion Repositories openrisc

#   Copyright 2010 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 .

# 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"

# 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"