Subversion Repositories openrisc

# Copyright 2004, 2007, 2008, 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 .

# The program siginfo-obj.c arranges for a signal handler registered

# using sigaction's sa_sigaction / SA_SIGINFO to be called with

# si_addr filled in.

# This test confirms that we can inspect signal info using the

# $_siginfo convenience variable.

if [target_info exists gdb,nosignals] {

    verbose "Skipping siginfo-obj.exp because of nosignals."

    continue

}

if { ! [istarget "i?86-*-linux*"]

     && ! [istarget "x86_64-*-linux*"]

     && ! [istarget "arm*-*-linux*"] } {

    verbose "Skipping siginfo-obj.exp because of lack of support."

    return

}

if $tracelevel then {

    strace $tracelevel

}

set testfile siginfo-obj

set srcfile ${testfile}.c

set binfile ${objdir}/${subdir}/${testfile}

if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {

    untested "Couldn't compile ${srcfile}.c"

    return -1

}

# get things started

gdb_exit

gdb_start

gdb_reinitialize_dir $srcdir/$subdir

gdb_load ${binfile}

# Advance to main

if { ![runto_main] } then {

    gdb_suppress_tests;

}

# Run to the signal.

gdb_test "continue" ".*Program received signal SIGSEGV.*" "continue to signal"

set ssi_addr ""

set test "Extract si_addr"

gdb_test_multiple "p \$_siginfo" "$test" {

    -re "si_addr = ($hex).*$gdb_prompt $" {

        set ssi_addr $expect_out(1,string)

        pass "$test"

    }

}

set test "Extract si_errno"

gdb_test_multiple "p \$_siginfo" "$test" {

    -re "si_errno = (\[0-9\]\+).*$gdb_prompt $" {

        set ssi_errno $expect_out(1,string)

        pass "$test"

    }

}

set test "Extract si_code"

gdb_test_multiple "p \$_siginfo" "$test" {

    -re "si_code = (\[0-9\]\+).*$gdb_prompt $" {

        set ssi_code $expect_out(1,string)

        pass "$test"

    }

}

set test "Extract si_signo"

gdb_test_multiple "p \$_siginfo" "$test" {

    -re "si_signo = (\[0-9\]\+).*$gdb_prompt $" {

        set ssi_signo $expect_out(1,string)

        pass "$test"

    }

}

set bp_location [gdb_get_line_number "set breakpoint here"]

gdb_test "break $bp_location"

gdb_test "continue" ".* handler .*" "continue to handler"

gdb_test "p ssi_addr" " = \\(void \\*\\) $ssi_addr"

gdb_test "p ssi_errno" " = $ssi_errno"

gdb_test "p ssi_code" " = $ssi_code"

gdb_test "p ssi_signo" " = $ssi_signo"

# Again, but this time, patch si_addr and check that the inferior sees

# the changed value.

# Advance to main

if { ![runto_main] } then {

    gdb_suppress_tests;

}

# Run to the signal.

gdb_test "continue" ".*Program received signal SIGSEGV.*" "continue to signal"

set test "Set si_addr"

gdb_test "p \$_siginfo._sifields._sigfault.si_addr = 0x666" " = \\(void \\*\\) 0x666"

gdb_test "p \$_siginfo.si_errno = 666" " = 666"

gdb_test "p \$_siginfo.si_code = 999" " = 999"

gdb_test "p \$_siginfo.si_signo = 11" " = 11"

gdb_test "break $bp_location"

gdb_test "continue" ".* handler .*" "continue to handler"

gdb_test "p ssi_addr" " = \\(void \\*\\) 0x666"

gdb_test "p ssi_errno" " = 666"

gdb_test "p ssi_code" " = 999"

gdb_test "p ssi_signo" " = 11"