Subversion Repositories openrisc_2011-10-31

# Expect script for ld-sh tests

#   Copyright (C) 2001, 2002, 2003, 2004, 2007 Free Software Foundation

#

# This file is part of the GNU Binutils.

#

# 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, write to the Free Software

# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,

# MA 02110-1301, USA.

#

# Test SH relaxing - that is, that it's disabled when SHmedia sections

# are present.

if ![istarget sh64-*-*] {

    return

}

# There are four source files: the first is SHcompact only, the second

# is SHmedia only, the third has both, and the fourth has only a

# .cranges section.  The table below has:

#   Title

#   as flags for first source (else "n/a" to skip)

#   ditto, other three files

#   ld flags

#   1/0 whether relaxing should have been done or not, or -1 if we expect

#     the linker to not produce an output file.

if [istarget sh64*-*-linux*] {

    set emul32 "shlelf32_linux"

} elseif { [istarget sh64*-*-netbsd*] || [istarget sh5*-*-netbsd*] } {

    set emul32 "shelf32_nbsd"

} else {

    set emul32 "shelf32"

}

set sh64relaxtests {

    {"SH64 not relaxing, shcompact"

      {"-relax -isa shcompact" "n/a" "n/a" "n/a"} "-m$emul32" 0}

    {"SH64 relaxing, shcompact"

      {"-relax -isa shcompact" "n/a" "n/a" "n/a"} "-relax -m$emul32" 1}

    {"SH64 relaxing, shcompacts"

      {"-relax -isa shcompact" "-isa shcompact" "n/a" "n/a"} "-relax -m$emul32" 1}

    {"SH64 relaxing disabled, shmedia"

      {"-relax -isa shcompact" "-isa shmedia -no-mix" "n/a" "n/a"} "-relax -m$emul32" 0}

    {"SH64 relaxing disabled, mixed"

      {"-relax -isa shcompact" "n/a" "-isa shcompact" "n/a"} "-relax -m$emul32" 0}

    {"SH64 relaxing disabled, cranges"

      {"-relax -isa shcompact" "n/a" "n/a" ""} "-relax -m$emul32" 0}

}

proc run_sh64relaxtest {sh64relaxtests} {

    global ld

    global as

    global nm

    global objdump

    global readelf

    global srcdir

    global subdir

    global emul32

    set testindex 0

    set sh64relaxfiles {

        "relax1.s" "relax2.s" "relax3.s" "relax4.s"

    }

    foreach testentry $sh64relaxtests {

        set testname [lindex $testentry 0]

        set as_options [lindex $testentry 1]

        set ld_options [subst [lindex $testentry 2]]

        set expect_relaxed [lindex $testentry 3]

        set is_unresolved 0

        set objfiles {}

        incr testindex

        # Assemble each file in the test.

        for {set i 0} {$i < 4} {incr i} {

            set as_file [lindex $sh64relaxfiles $i]

            set as_opt [lindex $as_options $i]

            if { [string compare $as_opt "n/a"] != 0 } {

                set objfile "tmpdir/[file rootname $as_file]-$testindex.o"

                lappend objfiles $objfile

                if ![ld_assemble $as "$as_opt $srcdir/$subdir/$as_file" $objfile] {

                    set is_unresolved 1

                    break

                }

            }

        }

        # Catch assembler errors.

        if { $is_unresolved != 0 } {

            unresolved $testname

            continue

        }

        set binfile "tmpdir/relax-$testindex.x"

        # We're not interested in the pass/fail of the linker as much

        # as we're interested in whether or not relaxing got properly

        # disabled.  Hence the lax checking here.

        file delete $binfile

        set result [ld_simple_link $ld $binfile " --no-warn-mismatch $ld_options $objfiles"]

        if ![file exists $binfile] {

            if {$expect_relaxed == -1} {

                pass $testname

                continue

            }

            verbose "$testname: file $binfile doesn't exist" 1

            fail $testname

            continue

        }

        catch "exec $objdump -d $binfile" objdump_output

        regexp "\[ \t](jsr|bsr)\[ \t]" $objdump_output ignore calltype

        if [string match $calltype "bsr"] {

            set relaxed 1

        } elseif [string match $calltype "jsr"] {

            set relaxed 0

        } else {

            verbose "$testname: neither jsr nor bsr found" 1

            verbose $objdump_output 2

            fail $testname

            continue

        }

        if {$relaxed != $expect_relaxed} {

            verbose $objdump_output 2

            fail $testname

            exit

        } else {

            pass $testname

        }

    }

}

run_sh64relaxtest $sh64relaxtests