Subversion Repositories openrisc_2011-10-31

# Copyright 2000, 2001, 2004, 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 written by Michael Snyder (msnyder@redhat.com)

if $tracelevel then {

        strace $tracelevel

}

set testfile "return2"

set srcfile ${testfile}.c

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

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

     untested return2.exp

     return -1

}

proc return_1 { type } {

    global gdb_prompt

    gdb_test "break ${type}_func" "Breakpoint \[0123456789\].*" \

            "set break on ${type}_func"

    gdb_test "continue" "Breakpoint.* ${type}_func.*" \

            "continue to ${type}_func"

    gdb_test_multiple "return testval.${type}_testval" \

        "return from ${type}_func" {

            -re "Make ${type}_func return now.*y or n. $" {

                send_gdb "y\n"

                exp_continue

            }

            -re ".*${type}_resultval *= ${type}_func.*$gdb_prompt $" {

                send_gdb "step\n"

                exp_continue

            }

            -re ".*${type}_checkpoint.*$gdb_prompt $" {

                pass "return from ${type}_func"

            }

        }

    gdb_test "print ${type}_resultval == testval.${type}_testval" ".* = 1" \

            "${type} value returned successfully"

    gdb_test "print ${type}_resultval != ${type}_returnval" ".* = 1" \

            "validate result value not equal to program return value"

}

proc return_void { } {

    global gdb_prompt

    gdb_test "break void_func" "Breakpoint \[0123456789\].*" \

            "set break on void_func"

    gdb_test "continue" "Breakpoint.* void_func.*" \

            "continue to void_func"

    gdb_test_multiple "return" "return from void_func" {

        -re "Make void_func return now.*y or n. $" {

            send_gdb "y\n"

            exp_continue

        }

        -re ".*void_func.*call to void_func.*$gdb_prompt $" {

            send_gdb "step\n"

            exp_continue

        }

        -re ".*void_checkpoint.*$gdb_prompt $" {

            pass "return from void_func"

        }

    }

    gdb_test "print void_test == 0" ".* = 1" \

            "void function returned successfully"

}

proc return2_tests { } {

    global gdb_prompt

    if { ! [ runto_main ] } then {

        untested return2.exp

        return -1

    }

    return_void

    return_1 "char"

    return_1 "short"

    return_1 "int"

    return_1 "long"

    if { ! [istarget "m6811-*-*"] && ![istarget "h8300*-*"] } then {

        return_1 "long_long"

    }

    return_1 "float"

    if { ! [istarget "m6811-*-*"] } then {

        return_1 "double"

    }

}

# Start with a fresh gdb.

gdb_exit

gdb_start

gdb_reinitialize_dir $srcdir/$subdir

gdb_load ${binfile}

set timeout 30

return2_tests