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

#

if {[skip_shlib_tests]} {

    return 0

}

set testfile "unload"

set libfile "unloadshr"

set libfile2 "unloadshr2"

set libname "${libfile}.sl"

set libname2 "${libfile2}.sl"

set libsrcfile ${libfile}.c

set libsrcfile2 ${libfile2}.c

set srcfile $srcdir/$subdir/$testfile.c

set binfile $objdir/$subdir/$testfile

set shlibdir ${objdir}/${subdir}

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

set libsrc2  $srcdir/$subdir/$libfile2.c

set lib_sl  $objdir/$subdir/$libname

set lib_sl2  $objdir/$subdir/$libname2

set lib_dlopen [shlib_target_file ${libname}]

set lib_dlopen2 [shlib_target_file ${libname2}]

set lib_syms [shlib_symbol_file ${libname}]

set lib_syms2 [shlib_symbol_file ${libname2}]

if [get_compiler_info ${binfile}] {

    return -1

}

set lib_opts debug

set exec_opts [list debug shlib_load additional_flags=-DSHLIB_NAME\=\"${lib_dlopen}\" additional_flags=-DSHLIB_NAME2\=\"${lib_dlopen2}\"]

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

     || [gdb_compile_shlib $libsrc2 $lib_sl2 $lib_opts] != ""

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

    untested "Couldn't compile $libsrc or $libsrc2 or $srcfile."

    return -1

}

# Start with a fresh gdb.

gdb_exit

gdb_start

gdb_reinitialize_dir $srcdir/$subdir

gdb_load ${binfile}

gdb_load_shlibs $lib_sl $lib_sl2

if [target_info exists gdb_stub] {

    gdb_step_for_stub;

}

#

# Test setting a breakpoint in a dynamically loaded library which is

# manually loaded and unloaded

#

gdb_breakpoint "shrfunc1" allow-pending

gdb_breakpoint "shrfunc2" allow-pending

gdb_test "info break" \

    "Num     Type\[ \]+Disp Enb Address\[ \]+What\r?

1\[\t \]+breakpoint     keep y * *shrfunc1\r?

2\[\t \]+breakpoint     keep y * *shrfunc2" \

"pending breakpoint info before run"

set unloadshr_line [gdb_get_line_number "unloadshr break" ${libsrcfile}]

gdb_run_cmd

gdb_test "" \

"Breakpoint 1, shrfunc1 \\\(x=1\\\).*${libsrcfile}:$unloadshr_line.*" \

"running program"

gdb_test "info break" \

    "Num     Type\[ \]+Disp Enb Address\[ \]+What\r?

1\[\t \]+breakpoint     keep y *0x\[0-9a-f\]+ *in shrfunc1 at .*

2\[\t \]+breakpoint     keep y * *shrfunc2.*" \

"pending breakpoint info on first run at shrfunc1"

gdb_breakpoint "$testfile.c:[gdb_get_line_number "y-set-1" $testfile.c]" temporary

gdb_test "continue" \

"Continuing.*warning: Temporarily disabling breakpoints for.*${lib_syms}.*y-set-1.*" \

"continuing to unloaded libfile"

gdb_test "print y" " = 10" "print y from libfile"

#

# Try to rerun program and verify that shared breakpoint is reset properly

#

gdb_run_cmd

gdb_test "" \

"Breakpoint 1, shrfunc1 \\\(x=1\\\).*${libsrcfile}:$unloadshr_line.*" \

"rerun to shared library breakpoint"

gdb_test "info break" \

    "Num     Type\[ \]+Disp Enb Address\[ \]+What\r?

1\[\t \]+breakpoint     keep y *0x\[0-9a-f\]+ *in shrfunc1 at .*

2\[\t \]+breakpoint     keep y * *shrfunc2.*" \

"pending breakpoint info on second run at shrfunc1"

gdb_breakpoint "$testfile.c:[gdb_get_line_number "y-set-1" $testfile.c]" temporary

gdb_test "continue" \

"Continuing.*warning: Temporarily disabling breakpoints for.*${lib_syms}.*y-set-1.*" \

"continuing to unloaded libfile"

set unloadshr_line2 [gdb_get_line_number "unloadshr2 break" ${libsrcfile2}]

gdb_test "continue" \

"Breakpoint 2, shrfunc2 \\\(x=2\\\).*${libsrcfile2}:$unloadshr_line2\r\n.*" \

"continue to shrfunc2"

gdb_test "info break" \

    "Num     Type\[ \]+Disp Enb Address\[ \]+What\r?

1\[\t \]+breakpoint     keep y * *shrfunc1\r?

\[\t \]+breakpoint already hit \[0-9\]+ (time|times)\r?

2\[\t \]+breakpoint     keep y *0x\[0-9a-f\]+ *in shrfunc2 at .*" \

"pending breakpoint info on second run at shrfunc2"

gdb_breakpoint "$testfile.c:[gdb_get_line_number "y-set-2" $testfile.c]"

gdb_test "continue" \

"Continuing.*warning: Temporarily disabling breakpoints for.*${lib_syms2}.*y-set-2.*" \

"continuing to unloaded libfile2"

gdb_test "print y" " = 200" "print y from libfile2"