Subversion Repositories openrisc_2011-10-31

#   Copyright 2003, 2004, 2005, 2007, 2008, 2009, 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 .

# This file was created by Jeff Johnston. (jjohnstn@redhat.com)

if $tracelevel then {

    strace $tracelevel

}

#

# test running programs

#

set prms_id 0

set bug_id 0

if {[skip_shlib_tests]} {

    return 0

}

set testfile "pending"

set libfile "pendshr"

set srcfile $testfile.c

set libsrc  $srcdir/$subdir/$libfile.c

set binfile $objdir/$subdir/$testfile

set lib_sl  $objdir/$subdir/$libfile.sl

set lib_opts  debug

set exec_opts [list debug shlib=$lib_sl]

if [get_compiler_info ${binfile}] {

    return -1

}

if { [gdb_compile_shlib $libsrc $lib_sl $lib_opts] != ""

     || [gdb_compile $srcdir/$subdir/$srcfile $binfile executable $exec_opts] != ""} {

    untested "Could not compile either $libsrc or $srcdir/$subdir/$srcfile."

    return -1

}

# Start with a fresh gdb.

gdb_exit

gdb_start

gdb_reinitialize_dir $srcdir/$subdir

gdb_test_multiple "break pendfunc1" "set pending breakpoint" {

     -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {

            gdb_test "y" "Breakpoint.*pendfunc1.*pending." "set pending breakpoint (without symbols)"

     }

}

gdb_test "info break" \

    "Num     Type\[ \]+Disp Enb Address\[ \]+What.*

\[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*" \

"single pending breakpoint info (without symbols)"

gdb_load ${binfile}

gdb_load_shlibs $lib_sl

set pendfunc1_loc [gdb_get_line_number "y = x + 4" ${libfile}.c]

gdb_run_cmd

gdb_test "" \

".*Breakpoint.*pendfunc1.*at.*pendshr.c:$pendfunc1_loc.*y = x \\+ 4.*" \

"run to resolved breakpoint 1 (without symbols)"

# Restart with a fresh gdb.

gdb_exit

gdb_start

gdb_reinitialize_dir $srcdir/$subdir

gdb_load ${binfile}

gdb_load_shlibs $lib_sl

if [target_info exists gdb_stub] {

    gdb_step_for_stub;

}

#

# Test setting, querying, and modifying pending breakpoints

#

gdb_test_multiple "break pendfunc1" "set pending breakpoint" {

     -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {

            gdb_test "y" "Breakpoint.*pendfunc1.*pending." "set pending breakpoint"

     }

}

gdb_test "info break" \

    "Num     Type\[ \]+Disp Enb Address\[ \]+What.*

\[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*" \

"single pending breakpoint info"

#

# Test breaking at existing function

#

set mainline [gdb_get_line_number "break main here"]

gdb_test "break main" \

    "Breakpoint.*at.* file .*$srcfile, line $mainline.*" \

    "breakpoint function"

gdb_test "info break" \

    "Num     Type\[ \]+Disp Enb Address\[ \]+What.*

\[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*

\[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \

"pending plus real breakpoint info"

#

# Test not setting a pending breakpoint

#

gdb_test_multiple "break pendfunc2" "Don't set pending breakpoint" {

     -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {

            gdb_test "n" "" "Don't set pending breakpoint"

     }

}

#

# Add condition to pending breakpoint

#

gdb_test "condition 1 k == 1" ""

gdb_test "info break" \

    "Num     Type\[ \]+Disp Enb Address\[ \]+What.*

\[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*

\[\t \]+stop only if k == 1.*

\[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \

"pending plus condition"

#

# Disable pending breakpoint

#

gdb_test "disable 1" ""

gdb_test "info break" \

    "Num     Type\[ \]+Disp Enb Address\[ \]+What.*

\[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*

\[\t \]+stop only if k == 1.*

\[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \

"pending disabled"

#

# Add commands to pending breakpoint

#

gdb_test "commands 1\nprint k\nend" "" \

        "Set commands for pending breakpoint"

gdb_test "info break" \

    "Num     Type\[ \]+Disp Enb Address\[ \]+What.*

\[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*

\[\t \]+stop only if k == 1.*

\[\t \]+print k.*

\[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \

"pending disabled plus commands"

#

# Try a pending break for a line in a source file with a condition

#

set bp2_loc [gdb_get_line_number "y = x + 4" ${libfile}.c]

gdb_test_multiple "break pendshr.c:$bp2_loc if x > 3" "Set pending breakpoint 2" {

     -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {

            gdb_test "y" "Breakpoint.*pendshr.c:$bp2_loc.*pending." \

                "Set pending breakpoint 2"

     }

}

gdb_test "info break" \

    "Num     Type\[ \]+Disp Enb Address\[ \]+What.*

\[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*

\[\t \]+stop only if k == 1.*

\[\t \]+print k.*

\[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline.*

\[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendshr.c:$bp2_loc if x > 3.*" \

"multiple pending breakpoints"

#

# Try a pending break for a line in a source file with ignore count:

#

set bp3_loc [gdb_get_line_number "printf" ${libfile}.c]

gdb_test_multiple "break pendshr.c:$bp3_loc" "Set pending breakpoint 3" {

     -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {

            gdb_test "y" "Breakpoint.*pendshr.c:$bp3_loc.*pending." \

                "Set pending breakpoint 3"

     }

}

gdb_test {ignore $bpnum 2} "Will ignore next 2 crossings of breakpoint .*" \

    "set ignore count on pending breakpoint 3"

gdb_test "info break" \

    "Num     Type\[ \]+Disp Enb Address\[ \]+What.*

\[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*

\[\t \]+stop only if k == 1.*

\[\t \]+print k.*

\[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline.*

\[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendshr.c:$bp2_loc if x > 3.*

\[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendshr.c:$bp3_loc.*ignore next 2 hits.*" \

"multiple pending breakpoints 2"

#

# Run to main which should resolve a pending breakpoint

#

gdb_run_cmd

gdb_test "" \

".*Breakpoint.*, main.*$mainline.*" \

"running to main"

#

# Re-enable the first pending breakpoint which should resolve

#

gdb_test "enable 1" \

"" \

"re-enabling pending breakpoint that can resolve instantly"

#

# Continue to verify conditionals and commands for breakpoints are honored

#

gdb_test "continue" \

".*Breakpoint.*pendfunc1.*at.*pendshr.c:$bp2_loc.*4;" \

"continue to resolved breakpoint 2"

gdb_test "continue" \

".*Breakpoint.*pendfunc1.*at.*pendshr.c:$bp2_loc.*

\[$\]1 = 1." \

"continue to resolved breakpoint 1"

#

# Disable the other two breakpoints, and continue to the one with

# the ignore count.  Make sure you hit it the third time, x should

# be 3 then.

#

gdb_test "disable 7" "" "Disable other breakpoints"

gdb_test "disable 5" "" "Disable other breakpoints"

gdb_test "continue" \

         ".*Breakpoint.*pendfunc1.*\\\(x=3\\\) at.*pendshr.c:$bp3_loc.*printf.*;" \

"continue to resolved breakpoint 3"

delete_breakpoints

gdb_breakpoint "main"

#

# Set non-existent pending breakpoint

#

gdb_test_multiple "break imaginary" "set imaginary pending breakpoint" {

     -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {

            gdb_test "y" "Breakpoint.*imaginary.*pending." \

                "set imaginary pending breakpoint"

     }

}

#

# rerun program and make sure that any pending breakpoint remains and no

# error messages are issued for the missing function

#

rerun_to_main

gdb_test "info break" \

    "Num     Type\[ \]+Disp Enb Address\[ \]+What.*

\[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline.*

\[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*imaginary.*" \

"verify pending breakpoint after restart"