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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [ld/] [testsuite/] [lib/] [ld-lib.exp] - Diff between revs 157 and 163

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# Support routines for LD testsuite.
# Support routines for LD testsuite.
#   Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
#   Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
#    2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
#    2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
#    Free Software Foundation, Inc.
#    Free Software Foundation, Inc.
#
#
# This file is part of the GNU Binutils.
# This file is part of the GNU Binutils.
#
#
# This file is free software; you can redistribute it and/or modify
# This file is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
# (at your option) any later version.
#
#
# This program is distributed in the hope that it will be useful,
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# GNU General Public License for more details.
#
#
# You should have received a copy of the GNU General Public License
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
# MA 02110-1301, USA.
# MA 02110-1301, USA.
proc load_common_lib { name } {
proc load_common_lib { name } {
    global srcdir
    global srcdir
    load_file $srcdir/../../binutils/testsuite/lib/$name
    load_file $srcdir/../../binutils/testsuite/lib/$name
}
}
load_common_lib binutils-common.exp
load_common_lib binutils-common.exp
# Extract and print the version number of ld.
# Extract and print the version number of ld.
#
#
proc default_ld_version { ld } {
proc default_ld_version { ld } {
    global host_triplet
    global host_triplet
    if { ![is_remote host] && [which $ld] == 0 } then {
    if { ![is_remote host] && [which $ld] == 0 } then {
        perror "$ld does not exist"
        perror "$ld does not exist"
        exit 1
        exit 1
    }
    }
    remote_exec host "$ld --version" "" "/dev/null" "ld.version"
    remote_exec host "$ld --version" "" "/dev/null" "ld.version"
    remote_upload host "ld.version"
    remote_upload host "ld.version"
    set tmp [prune_warnings [file_contents "ld.version"]]
    set tmp [prune_warnings [file_contents "ld.version"]]
    remote_file build delete "ld.version"
    remote_file build delete "ld.version"
    remote_file host delete "ld.version"
    remote_file host delete "ld.version"
    regexp "\[^\n\]* (cygnus-|)(\[-0-9.a-zA-Z-\]+)\[\r\n\].*" $tmp version cyg number
    regexp "\[^\n\]* (cygnus-|)(\[-0-9.a-zA-Z-\]+)\[\r\n\].*" $tmp version cyg number
    if [info exists number] then {
    if [info exists number] then {
        clone_output "$ld $number\n"
        clone_output "$ld $number\n"
    }
    }
}
}
proc run_host_cmd { prog command } {
proc run_host_cmd { prog command } {
    global link_output
    global link_output
    if { ![is_remote host] && [which "$prog"] == 0 } then {
    if { ![is_remote host] && [which "$prog"] == 0 } then {
        perror "$prog does not exist"
        perror "$prog does not exist"
        return 0
        return 0
    }
    }
    verbose -log "$prog $command"
    verbose -log "$prog $command"
    set status [remote_exec host [concat sh -c [list "$prog $command 2>&1"]] "" "/dev/null" "ld.tmp"]
    set status [remote_exec host [concat sh -c [list "$prog $command 2>&1"]] "" "/dev/null" "ld.tmp"]
    remote_upload host "ld.tmp"
    remote_upload host "ld.tmp"
    set link_output [file_contents "ld.tmp"]
    set link_output [file_contents "ld.tmp"]
    regsub "\n$" $link_output "" link_output
    regsub "\n$" $link_output "" link_output
    if { [lindex $status 0] != 0 && [string match "" $link_output] } then {
    if { [lindex $status 0] != 0 && [string match "" $link_output] } then {
        append link_output "child process exited abnormally"
        append link_output "child process exited abnormally"
    }
    }
    remote_file build delete ld.tmp
    remote_file build delete ld.tmp
    remote_file host delete ld.tmp
    remote_file host delete ld.tmp
    if [string match "" $link_output] then {
    if [string match "" $link_output] then {
        return ""
        return ""
    }
    }
    verbose -log "$link_output"
    verbose -log "$link_output"
    return "$link_output"
    return "$link_output"
}
}
proc run_host_cmd_yesno { prog command } {
proc run_host_cmd_yesno { prog command } {
    global exec_output
    global exec_output
    set exec_output [prune_warnings [run_host_cmd "$prog" "$command"]]
    set exec_output [prune_warnings [run_host_cmd "$prog" "$command"]]
    if [string match "" $exec_output] then {
    if [string match "" $exec_output] then {
        return 1;
        return 1;
    }
    }
    return 0;
    return 0;
}
}
# Link an object using relocation.
# Link an object using relocation.
#
#
proc default_ld_relocate { ld target objects } {
proc default_ld_relocate { ld target objects } {
    global HOSTING_EMU
    global HOSTING_EMU
    remote_file host delete $target
    remote_file host delete $target
    return [run_host_cmd_yesno "$ld" "$HOSTING_EMU -o $target -r $objects"]
    return [run_host_cmd_yesno "$ld" "$HOSTING_EMU -o $target -r $objects"]
}
}
# Check to see if ld is being invoked with a non-endian output format
# Check to see if ld is being invoked with a non-endian output format
#
#
proc is_endian_output_format { object_flags } {
proc is_endian_output_format { object_flags } {
    if {[string match "*-oformat binary*" $object_flags] ||      \
    if {[string match "*-oformat binary*" $object_flags] ||      \
        [string match "*-oformat ieee*" $object_flags] ||        \
        [string match "*-oformat ieee*" $object_flags] ||        \
        [string match "*-oformat ihex*" $object_flags] ||        \
        [string match "*-oformat ihex*" $object_flags] ||        \
        [string match "*-oformat netbsd-core*" $object_flags] || \
        [string match "*-oformat netbsd-core*" $object_flags] || \
        [string match "*-oformat srec*" $object_flags] ||        \
        [string match "*-oformat srec*" $object_flags] ||        \
        [string match "*-oformat tekhex*" $object_flags] ||      \
        [string match "*-oformat tekhex*" $object_flags] ||      \
        [string match "*-oformat trad-core*" $object_flags] } then {
        [string match "*-oformat trad-core*" $object_flags] } then {
        return 0
        return 0
    } else {
    } else {
        return 1
        return 1
    }
    }
}
}
# Look for big-endian or little-endian switches in the multlib
# Look for big-endian or little-endian switches in the multlib
# options and translate these into a -EB or -EL switch.  Note
# options and translate these into a -EB or -EL switch.  Note
# we cannot rely upon proc process_multilib_options to do this
# we cannot rely upon proc process_multilib_options to do this
# for us because for some targets the compiler does not support
# for us because for some targets the compiler does not support
# -EB/-EL but it does support -mbig-endian/-mlittle-endian, and
# -EB/-EL but it does support -mbig-endian/-mlittle-endian, and
# the site.exp file will include the switch "-mbig-endian"
# the site.exp file will include the switch "-mbig-endian"
# (rather than "big-endian") which is not detected by proc
# (rather than "big-endian") which is not detected by proc
# process_multilib_options.
# process_multilib_options.
#
#
proc big_or_little_endian {} {
proc big_or_little_endian {} {
    if [board_info [target_info name] exists multilib_flags] {
    if [board_info [target_info name] exists multilib_flags] {
        set tmp_flags " [board_info [target_info name] multilib_flags]"
        set tmp_flags " [board_info [target_info name] multilib_flags]"
        foreach x $tmp_flags {
        foreach x $tmp_flags {
            case $x in {
            case $x in {
                {*big*endian eb EB -eb -EB -mb -meb} {
                {*big*endian eb EB -eb -EB -mb -meb} {
                    set flags " -EB"
                    set flags " -EB"
                    return $flags
                    return $flags
                }
                }
                {*little*endian el EL -el -EL -ml -mel} {
                {*little*endian el EL -el -EL -ml -mel} {
                    set flags " -EL"
                    set flags " -EL"
                    return $flags
                    return $flags
                }
                }
            }
            }
        }
        }
    }
    }
    set flags ""
    set flags ""
    return $flags
    return $flags
}
}
# Link a program using ld.
# Link a program using ld.
#
#
proc default_ld_link { ld target objects } {
proc default_ld_link { ld target objects } {
    global HOSTING_EMU
    global HOSTING_EMU
    global HOSTING_CRT0
    global HOSTING_CRT0
    global HOSTING_LIBS
    global HOSTING_LIBS
    global LIBS
    global LIBS
    global host_triplet
    global host_triplet
    global link_output
    global link_output
    global exec_output
    global exec_output
    set objs "$HOSTING_CRT0 $objects"
    set objs "$HOSTING_CRT0 $objects"
    set libs "$LIBS $HOSTING_LIBS"
    set libs "$LIBS $HOSTING_LIBS"
    if [is_endian_output_format $objects] then {
    if [is_endian_output_format $objects] then {
        set flags [big_or_little_endian]
        set flags [big_or_little_endian]
    } else {
    } else {
        set flags ""
        set flags ""
    }
    }
    remote_file host delete $target
    remote_file host delete $target
    return [run_host_cmd_yesno "$ld" "$HOSTING_EMU $flags -o $target $objs $libs"]
    return [run_host_cmd_yesno "$ld" "$HOSTING_EMU $flags -o $target $objs $libs"]
}
}
# Link a program using ld, without including any libraries.
# Link a program using ld, without including any libraries.
#
#
proc default_ld_simple_link { ld target objects } {
proc default_ld_simple_link { ld target objects } {
    global host_triplet
    global host_triplet
    global gcc_ld_flag
    global gcc_ld_flag
    global exec_output
    global exec_output
    if [is_endian_output_format $objects] then {
    if [is_endian_output_format $objects] then {
        set flags [big_or_little_endian]
        set flags [big_or_little_endian]
    } else {
    } else {
        set flags ""
        set flags ""
    }
    }
    # If we are compiling with gcc, we want to add gcc_ld_flag to
    # If we are compiling with gcc, we want to add gcc_ld_flag to
    # flags.  Rather than determine this in some complex way, we guess
    # flags.  Rather than determine this in some complex way, we guess
    # based on the name of the compiler.
    # based on the name of the compiler.
    set ldexe $ld
    set ldexe $ld
    set ldparm [string first " " $ld]
    set ldparm [string first " " $ld]
    set ldflags ""
    set ldflags ""
    if { $ldparm > 0 } then {
    if { $ldparm > 0 } then {
        set ldflags [string range $ld $ldparm end]
        set ldflags [string range $ld $ldparm end]
        set ldexe [string range $ld 0 $ldparm]
        set ldexe [string range $ld 0 $ldparm]
        set ld $ldexe
        set ld $ldexe
    }
    }
    set ldexe [string replace $ldexe 0 [string last "/" $ldexe] ""]
    set ldexe [string replace $ldexe 0 [string last "/" $ldexe] ""]
    if {[string match "*gcc*" $ldexe] || [string match "*++*" $ldexe]} then {
    if {[string match "*gcc*" $ldexe] || [string match "*++*" $ldexe]} then {
        set ldflags "$gcc_ld_flag $ldflags"
        set ldflags "$gcc_ld_flag $ldflags"
    }
    }
    remote_file host delete $target
    remote_file host delete $target
    set exec_output [run_host_cmd "$ld" "$ldflags $flags -o $target $objects"]
    set exec_output [run_host_cmd "$ld" "$ldflags $flags -o $target $objects"]
    set exec_output [prune_warnings $exec_output]
    set exec_output [prune_warnings $exec_output]
    # We don't care if we get a warning about a non-existent start
    # We don't care if we get a warning about a non-existent start
    # symbol, since the default linker script might use ENTRY.
    # symbol, since the default linker script might use ENTRY.
    regsub -all "(^|\n)(\[^\n\]*: warning: cannot find entry symbol\[^\n\]*\n?)" $exec_output "\\1" exec_output
    regsub -all "(^|\n)(\[^\n\]*: warning: cannot find entry symbol\[^\n\]*\n?)" $exec_output "\\1" exec_output
    if [string match "" $exec_output] then {
    if [string match "" $exec_output] then {
        return 1
        return 1
    } else {
    } else {
        return 0
        return 0
    }
    }
}
}
# Compile an object using cc.
# Compile an object using cc.
#
#
proc default_ld_compile { cc source object } {
proc default_ld_compile { cc source object } {
    global CFLAGS
    global CFLAGS
    global CXXFLAGS
    global CXXFLAGS
    global srcdir
    global srcdir
    global subdir
    global subdir
    global host_triplet
    global host_triplet
    global gcc_gas_flag
    global gcc_gas_flag
    set cc_prog $cc
    set cc_prog $cc
    if {[llength $cc_prog] > 1} then {
    if {[llength $cc_prog] > 1} then {
        set cc_prog [lindex $cc_prog 0]
        set cc_prog [lindex $cc_prog 0]
    }
    }
    if {![is_remote host] && [which $cc_prog] == 0} then {
    if {![is_remote host] && [which $cc_prog] == 0} then {
        perror "$cc_prog does not exist"
        perror "$cc_prog does not exist"
        return 0
        return 0
    }
    }
    remote_file build delete "$object"
    remote_file build delete "$object"
    remote_file host delete "$object"
    remote_file host delete "$object"
    set flags "-I$srcdir/$subdir"
    set flags "-I$srcdir/$subdir"
    # If we are compiling with gcc, we want to add gcc_gas_flag to
    # If we are compiling with gcc, we want to add gcc_gas_flag to
    # flags.  Rather than determine this in some complex way, we guess
    # flags.  Rather than determine this in some complex way, we guess
    # based on the name of the compiler.
    # based on the name of the compiler.
    set ccexe $cc
    set ccexe $cc
    set ccparm [string first " " $cc]
    set ccparm [string first " " $cc]
    set ccflags ""
    set ccflags ""
    if { $ccparm > 0 } then {
    if { $ccparm > 0 } then {
        set ccflags [string range $cc $ccparm end]
        set ccflags [string range $cc $ccparm end]
        set ccexe [string range $cc 0 $ccparm]
        set ccexe [string range $cc 0 $ccparm]
        set cc $ccexe
        set cc $ccexe
    }
    }
    set ccexe [string replace $ccexe 0 [string last "/" $ccexe] ""]
    set ccexe [string replace $ccexe 0 [string last "/" $ccexe] ""]
    if {[string match "*gcc*" $ccexe] || [string match "*++*" $ccexe]} then {
    if {[string match "*gcc*" $ccexe] || [string match "*++*" $ccexe]} then {
        set flags "$gcc_gas_flag $flags"
        set flags "$gcc_gas_flag $flags"
    }
    }
    if {[string match "*++*" $ccexe]} {
    if {[string match "*++*" $ccexe]} {
        set flags "$flags $CXXFLAGS"
        set flags "$flags $CXXFLAGS"
    } else {
    } else {
        set flags "$flags $CFLAGS"
        set flags "$flags $CFLAGS"
    }
    }
    if [board_info [target_info name] exists multilib_flags] {
    if [board_info [target_info name] exists multilib_flags] {
        append flags " [board_info [target_info name] multilib_flags]"
        append flags " [board_info [target_info name] multilib_flags]"
    }
    }
    verbose -log "$cc $flags $ccflags -c $source -o $object"
    verbose -log "$cc $flags $ccflags -c $source -o $object"
    set status [remote_exec host [concat sh -c [list "$cc $flags $ccflags -c $source -o $object 2>&1"]] "" "/dev/null" "ld.tmp"]
    set status [remote_exec host [concat sh -c [list "$cc $flags $ccflags -c $source -o $object 2>&1"]] "" "/dev/null" "ld.tmp"]
    remote_upload host "ld.tmp"
    remote_upload host "ld.tmp"
    set exec_output [file_contents "ld.tmp"]
    set exec_output [file_contents "ld.tmp"]
    remote_file build delete "ld.tmp"
    remote_file build delete "ld.tmp"
    remote_file host delete "ld.tmp"
    remote_file host delete "ld.tmp"
    set exec_output [prune_warnings $exec_output]
    set exec_output [prune_warnings $exec_output]
    if [string match "" $exec_output] then {
    if [string match "" $exec_output] then {
        if {![file exists $object]} then {
        if {![file exists $object]} then {
            regexp ".*/(\[^/\]*)$" $source all dobj
            regexp ".*/(\[^/\]*)$" $source all dobj
            regsub "\\.c" $dobj ".o" realobj
            regsub "\\.c" $dobj ".o" realobj
            verbose "looking for $realobj"
            verbose "looking for $realobj"
            if {[remote_file host exists $realobj]} then {
            if {[remote_file host exists $realobj]} then {
                verbose -log "mv $realobj $object"
                verbose -log "mv $realobj $object"
                remote_upload "$realobj" "$object"
                remote_upload "$realobj" "$object"
            } else {
            } else {
                perror "$object not found after compilation"
                perror "$object not found after compilation"
                return 0
                return 0
            }
            }
        }
        }
        return 1
        return 1
    } else {
    } else {
        verbose -log "$exec_output"
        verbose -log "$exec_output"
        perror "$source: compilation failed"
        perror "$source: compilation failed"
        return 0
        return 0
    }
    }
}
}
# Assemble a file.
# Assemble a file.
#
#
proc default_ld_assemble { as in_flags source object } {
proc default_ld_assemble { as in_flags source object } {
    global ASFLAGS
    global ASFLAGS
    global host_triplet
    global host_triplet
    if ![info exists ASFLAGS] { set ASFLAGS "" }
    if ![info exists ASFLAGS] { set ASFLAGS "" }
    set flags [big_or_little_endian]
    set flags [big_or_little_endian]
    set exec_output [run_host_cmd "$as" "$flags $in_flags $ASFLAGS -o $object $source"]
    set exec_output [run_host_cmd "$as" "$flags $in_flags $ASFLAGS -o $object $source"]
    set exec_output [prune_warnings $exec_output]
    set exec_output [prune_warnings $exec_output]
    if [string match "" $exec_output] then {
    if [string match "" $exec_output] then {
        return 1
        return 1
    } else {
    } else {
        perror "$source: assembly failed"
        perror "$source: assembly failed"
        return 0
        return 0
    }
    }
}
}
# Run nm on a file, putting the result in the array nm_output.
# Run nm on a file, putting the result in the array nm_output.
#
#
proc default_ld_nm { nm nmflags object } {
proc default_ld_nm { nm nmflags object } {
    global NMFLAGS
    global NMFLAGS
    global nm_output
    global nm_output
    global host_triplet
    global host_triplet
    if {[info exists nm_output]} {
    if {[info exists nm_output]} {
      unset nm_output
      unset nm_output
    }
    }
    if ![info exists NMFLAGS] { set NMFLAGS "" }
    if ![info exists NMFLAGS] { set NMFLAGS "" }
    # Ensure consistent sorting of symbols
    # Ensure consistent sorting of symbols
    if {[info exists env(LC_ALL)]} {
    if {[info exists env(LC_ALL)]} {
        set old_lc_all $env(LC_ALL)
        set old_lc_all $env(LC_ALL)
    }
    }
    set env(LC_ALL) "C"
    set env(LC_ALL) "C"
    verbose -log "$nm $NMFLAGS $nmflags $object >tmpdir/nm.out"
    verbose -log "$nm $NMFLAGS $nmflags $object >tmpdir/nm.out"
    set status [remote_exec host [concat sh -c [list "$nm $NMFLAGS $nmflags $object 2>ld.stderr"]] "" "/dev/null" "tmpdir/nm.out"]
    set status [remote_exec host [concat sh -c [list "$nm $NMFLAGS $nmflags $object 2>ld.stderr"]] "" "/dev/null" "tmpdir/nm.out"]
    if {[info exists old_lc_all]} {
    if {[info exists old_lc_all]} {
        set env(LC_ALL) $old_lc_all
        set env(LC_ALL) $old_lc_all
    } else {
    } else {
        unset env(LC_ALL)
        unset env(LC_ALL)
    }
    }
    remote_upload host "ld.stderr"
    remote_upload host "ld.stderr"
    remote_upload host "tmpdir/nm.out" "tmpdir/nm.out"
    remote_upload host "tmpdir/nm.out" "tmpdir/nm.out"
    set exec_output [prune_warnings [file_contents "ld.stderr"]]
    set exec_output [prune_warnings [file_contents "ld.stderr"]]
    remote_file host delete "ld.stderr"
    remote_file host delete "ld.stderr"
    remote_file build delete "ld.stderr"
    remote_file build delete "ld.stderr"
    if [string match "" $exec_output] then {
    if [string match "" $exec_output] then {
        set file [open tmpdir/nm.out r]
        set file [open tmpdir/nm.out r]
        while { [gets $file line] != -1 } {
        while { [gets $file line] != -1 } {
            verbose "$line" 2
            verbose "$line" 2
            if [regexp "^(\[0-9a-fA-F\]+) \[a-zA-Z0-9\] \\.*(.+)$" $line whole value name] {
            if [regexp "^(\[0-9a-fA-F\]+) \[a-zA-Z0-9\] \\.*(.+)$" $line whole value name] {
                set name [string trimleft $name "_"]
                set name [string trimleft $name "_"]
                verbose "Setting nm_output($name) to 0x$value" 2
                verbose "Setting nm_output($name) to 0x$value" 2
                set nm_output($name) 0x$value
                set nm_output($name) 0x$value
            }
            }
        }
        }
        close $file
        close $file
        return 1
        return 1
    } else {
    } else {
        verbose -log "$exec_output"
        verbose -log "$exec_output"
        perror "$object: nm failed"
        perror "$object: nm failed"
        return 0
        return 0
    }
    }
}
}
# Define various symbols needed when not linking against all
# Define various symbols needed when not linking against all
# target libs.
# target libs.
proc ld_simple_link_defsyms {} {
proc ld_simple_link_defsyms {} {
    set flags "--defsym __stack_chk_fail=0"
    set flags "--defsym __stack_chk_fail=0"
    # ARM targets call __gccmain
    # ARM targets call __gccmain
    if {[istarget arm*-*-*]} {
    if {[istarget arm*-*-*]} {
        append flags " --defsym __gccmain=0"
        append flags " --defsym __gccmain=0"
    }
    }
    # Windows targets need __main, prefixed with underscore.
    # Windows targets need __main, prefixed with underscore.
    if {[istarget *-*-cygwin* ] || [istarget *-*-mingw*]} {
    if {[istarget *-*-cygwin* ] || [istarget *-*-mingw*]} {
        append flags " --defsym ___main=0"
        append flags " --defsym ___main=0"
    }
    }
    # PowerPC EABI code calls __eabi.
    # PowerPC EABI code calls __eabi.
    if {[istarget powerpc*-*-eabi*] || [istarget powerpc*-*-rtems*]} {
    if {[istarget powerpc*-*-eabi*] || [istarget powerpc*-*-rtems*]} {
        append flags " --defsym __eabi=0"
        append flags " --defsym __eabi=0"
    }
    }
    # mn10200 code calls __truncsipsi2_d0_d2.
    # mn10200 code calls __truncsipsi2_d0_d2.
    if {[istarget mn10200*-*-*]} then {
    if {[istarget mn10200*-*-*]} then {
        append flags " --defsym __truncsipsi2_d0_d2=0"
        append flags " --defsym __truncsipsi2_d0_d2=0"
    }
    }
    # m6811/m6812 code has references to soft registers.
    # m6811/m6812 code has references to soft registers.
    if {[istarget m6811-*-*] || [istarget m6812-*-*]} {
    if {[istarget m6811-*-*] || [istarget m6812-*-*]} {
        append flags " --defsym _.frame=0 --defsym _.d1=0 --defsym _.d2=0"
        append flags " --defsym _.frame=0 --defsym _.d1=0 --defsym _.d2=0"
        append flags " --defsym _.d3=0 --defsym _.d4=0"
        append flags " --defsym _.d3=0 --defsym _.d4=0"
        append flags " --defsym _.tmp=0 --defsym _.xy=0 --defsym _.z=0"
        append flags " --defsym _.tmp=0 --defsym _.xy=0 --defsym _.z=0"
    }
    }
    # Some OpenBSD targets have ProPolice and reference __guard and
    # Some OpenBSD targets have ProPolice and reference __guard and
    # __stack_smash_handler.
    # __stack_smash_handler.
    if [istarget *-*-openbsd*] {
    if [istarget *-*-openbsd*] {
        append flags " --defsym __guard=0"
        append flags " --defsym __guard=0"
        append flags " --defsym __stack_smash_handler=0"
        append flags " --defsym __stack_smash_handler=0"
    }
    }
    return $flags
    return $flags
}
}
# run_dump_test FILE
# run_dump_test FILE
# Copied from gas testsuite, tweaked and further extended.
# Copied from gas testsuite, tweaked and further extended.
#
#
# Assemble a .s file, then run some utility on it and check the output.
# Assemble a .s file, then run some utility on it and check the output.
#
#
# There should be an assembly language file named FILE.s in the test
# There should be an assembly language file named FILE.s in the test
# suite directory, and a pattern file called FILE.d.  `run_dump_test'
# suite directory, and a pattern file called FILE.d.  `run_dump_test'
# will assemble FILE.s, run some tool like `objdump', `objcopy', or
# will assemble FILE.s, run some tool like `objdump', `objcopy', or
# `nm' on the .o file to produce textual output, and then analyze that
# `nm' on the .o file to produce textual output, and then analyze that
# with regexps.  The FILE.d file specifies what program to run, and
# with regexps.  The FILE.d file specifies what program to run, and
# what to expect in its output.
# what to expect in its output.
#
#
# The FILE.d file begins with zero or more option lines, which specify
# The FILE.d file begins with zero or more option lines, which specify
# flags to pass to the assembler, the program to run to dump the
# flags to pass to the assembler, the program to run to dump the
# assembler's output, and the options it wants.  The option lines have
# assembler's output, and the options it wants.  The option lines have
# the syntax:
# the syntax:
#
#
#         # OPTION: VALUE
#         # OPTION: VALUE
#
#
# OPTION is the name of some option, like "name" or "objdump", and
# OPTION is the name of some option, like "name" or "objdump", and
# VALUE is OPTION's value.  The valid options are described below.
# VALUE is OPTION's value.  The valid options are described below.
# Whitespace is ignored everywhere, except within VALUE.  The option
# Whitespace is ignored everywhere, except within VALUE.  The option
# list ends with the first line that doesn't match the above syntax
# list ends with the first line that doesn't match the above syntax
# (hmm, not great for error detection).
# (hmm, not great for error detection).
#
#
# The interesting options are:
# The interesting options are:
#
#
#   name: TEST-NAME
#   name: TEST-NAME
#       The name of this test, passed to DejaGNU's `pass' and `fail'
#       The name of this test, passed to DejaGNU's `pass' and `fail'
#       commands.  If omitted, this defaults to FILE, the root of the
#       commands.  If omitted, this defaults to FILE, the root of the
#       .s and .d files' names.
#       .s and .d files' names.
#
#
#   as: FLAGS
#   as: FLAGS
#       When assembling, pass FLAGS to the assembler.
#       When assembling, pass FLAGS to the assembler.
#       If assembling several files, you can pass different assembler
#       If assembling several files, you can pass different assembler
#       options in the "source" directives.  See below.
#       options in the "source" directives.  See below.
#
#
#   ld: FLAGS
#   ld: FLAGS
#       Link assembled files using FLAGS, in the order of the "source"
#       Link assembled files using FLAGS, in the order of the "source"
#       directives, when using multiple files.
#       directives, when using multiple files.
#
#
#   ld_after_inputfiles: FLAGS
#   ld_after_inputfiles: FLAGS
#       Similar to "ld", but put after all input files.
#       Similar to "ld", but put after all input files.
#
#
#   objcopy_linked_file: FLAGS
#   objcopy_linked_file: FLAGS
#       Run objcopy on the linked file with the specified flags.
#       Run objcopy on the linked file with the specified flags.
#       This lets you transform the linked file using objcopy, before the
#       This lets you transform the linked file using objcopy, before the
#       result is analyzed by an analyzer program specified below (which
#       result is analyzed by an analyzer program specified below (which
#       may in turn *also* be objcopy).
#       may in turn *also* be objcopy).
#
#
#   PROG: PROGRAM-NAME
#   PROG: PROGRAM-NAME
#       The name of the program to run to analyze the .o file produced
#       The name of the program to run to analyze the .o file produced
#       by the assembler or the linker output.  This can be omitted;
#       by the assembler or the linker output.  This can be omitted;
#       run_dump_test will guess which program to run by seeing which of
#       run_dump_test will guess which program to run by seeing which of
#       the flags options below is present.
#       the flags options below is present.
#
#
#   objdump: FLAGS
#   objdump: FLAGS
#   nm: FLAGS
#   nm: FLAGS
#   objcopy: FLAGS
#   objcopy: FLAGS
#       Use the specified program to analyze the assembler or linker
#       Use the specified program to analyze the assembler or linker
#       output file, and pass it FLAGS, in addition to the output name.
#       output file, and pass it FLAGS, in addition to the output name.
#       Note that they are run with LC_ALL=C in the environment to give
#       Note that they are run with LC_ALL=C in the environment to give
#       consistent sorting of symbols.
#       consistent sorting of symbols.
#
#
#   source: SOURCE [FLAGS]
#   source: SOURCE [FLAGS]
#       Assemble the file SOURCE.s using the flags in the "as" directive
#       Assemble the file SOURCE.s using the flags in the "as" directive
#       and the (optional) FLAGS.  If omitted, the source defaults to
#       and the (optional) FLAGS.  If omitted, the source defaults to
#       FILE.s.
#       FILE.s.
#       This is useful if several .d files want to share a .s file.
#       This is useful if several .d files want to share a .s file.
#       More than one "source" directive can be given, which is useful
#       More than one "source" directive can be given, which is useful
#       when testing linking.
#       when testing linking.
#
#
#   xfail: TARGET
#   xfail: TARGET
#       The test is expected to fail on TARGET.  This may occur more than
#       The test is expected to fail on TARGET.  This may occur more than
#       once.
#       once.
#
#
#   target: TARGET
#   target: TARGET
#       Only run the test for TARGET.  This may occur more than once; the
#       Only run the test for TARGET.  This may occur more than once; the
#       target being tested must match at least one.  You may provide target
#       target being tested must match at least one.  You may provide target
#       name "cfi" for any target supporting the CFI statements.
#       name "cfi" for any target supporting the CFI statements.
#
#
#   notarget: TARGET
#   notarget: TARGET
#       Do not run the test for TARGET.  This may occur more than once;
#       Do not run the test for TARGET.  This may occur more than once;
#       the target being tested must not match any of them.
#       the target being tested must not match any of them.
#
#
#   error: REGEX
#   error: REGEX
#       An error with message matching REGEX must be emitted for the test
#       An error with message matching REGEX must be emitted for the test
#       to pass.  The PROG, objdump, nm and objcopy options have no
#       to pass.  The PROG, objdump, nm and objcopy options have no
#       meaning and need not supplied if this is present.  Multiple "error"
#       meaning and need not supplied if this is present.  Multiple "error"
#       directives append to the expected linker error message.
#       directives append to the expected linker error message.
#
#
#   warning: REGEX
#   warning: REGEX
#       Expect a linker warning matching REGEX.  It is an error to issue
#       Expect a linker warning matching REGEX.  It is an error to issue
#       both "error" and "warning".  Multiple "warning" directives
#       both "error" and "warning".  Multiple "warning" directives
#       append to the expected linker warning message.
#       append to the expected linker warning message.
#
#
# Each option may occur at most once unless otherwise mentioned.
# Each option may occur at most once unless otherwise mentioned.
#
#
# After the option lines come regexp lines.  `run_dump_test' calls
# After the option lines come regexp lines.  `run_dump_test' calls
# `regexp_diff' to compare the output of the dumping tool against the
# `regexp_diff' to compare the output of the dumping tool against the
# regexps in FILE.d.  `regexp_diff' is defined in binutils-common.exp;
# regexps in FILE.d.  `regexp_diff' is defined in binutils-common.exp;
# see further comments there.
# see further comments there.
#
#
proc run_dump_test { name } {
proc run_dump_test { name } {
    global subdir srcdir
    global subdir srcdir
    global OBJDUMP NM AS OBJCOPY READELF LD
    global OBJDUMP NM AS OBJCOPY READELF LD
    global OBJDUMPFLAGS NMFLAGS ASFLAGS OBJCOPYFLAGS READELFFLAGS LDFLAGS
    global OBJDUMPFLAGS NMFLAGS ASFLAGS OBJCOPYFLAGS READELFFLAGS LDFLAGS
    global host_triplet runtests
    global host_triplet runtests
    global env verbose
    global env verbose
    if [string match "*/*" $name] {
    if [string match "*/*" $name] {
        set file $name
        set file $name
        set name [file tail $name]
        set name [file tail $name]
    } else {
    } else {
        set file "$srcdir/$subdir/$name"
        set file "$srcdir/$subdir/$name"
    }
    }
    if ![runtest_file_p $runtests $name] then {
    if ![runtest_file_p $runtests $name] then {
        return
        return
    }
    }
    set opt_array [slurp_options "${file}.d"]
    set opt_array [slurp_options "${file}.d"]
    if { $opt_array == -1 } {
    if { $opt_array == -1 } {
        perror "error reading options from $file.d"
        perror "error reading options from $file.d"
        unresolved $subdir/$name
        unresolved $subdir/$name
        return
        return
    }
    }
    set dumpfile tmpdir/dump.out
    set dumpfile tmpdir/dump.out
    set run_ld 0
    set run_ld 0
    set run_objcopy 0
    set run_objcopy 0
    set opts(as) {}
    set opts(as) {}
    set opts(ld) {}
    set opts(ld) {}
    set opts(ld_after_inputfiles) {}
    set opts(ld_after_inputfiles) {}
    set opts(xfail) {}
    set opts(xfail) {}
    set opts(target) {}
    set opts(target) {}
    set opts(notarget) {}
    set opts(notarget) {}
    set opts(objdump) {}
    set opts(objdump) {}
    set opts(nm) {}
    set opts(nm) {}
    set opts(objcopy) {}
    set opts(objcopy) {}
    set opts(readelf) {}
    set opts(readelf) {}
    set opts(name) {}
    set opts(name) {}
    set opts(PROG) {}
    set opts(PROG) {}
    set opts(source) {}
    set opts(source) {}
    set opts(error) {}
    set opts(error) {}
    set opts(warning) {}
    set opts(warning) {}
    set opts(objcopy_linked_file) {}
    set opts(objcopy_linked_file) {}
    foreach i $opt_array {
    foreach i $opt_array {
        set opt_name [lindex $i 0]
        set opt_name [lindex $i 0]
        set opt_val [lindex $i 1]
        set opt_val [lindex $i 1]
        if ![info exists opts($opt_name)] {
        if ![info exists opts($opt_name)] {
            perror "unknown option $opt_name in file $file.d"
            perror "unknown option $opt_name in file $file.d"
            unresolved $subdir/$name
            unresolved $subdir/$name
            return
            return
        }
        }
        switch -- $opt_name {
        switch -- $opt_name {
            xfail {}
            xfail {}
            target {}
            target {}
            notarget {}
            notarget {}
            warning {}
            warning {}
            error {}
            error {}
            source {
            source {
                # Move any source-specific as-flags to a separate list to
                # Move any source-specific as-flags to a separate list to
                # simplify processing.
                # simplify processing.
                if { [llength $opt_val] > 1 } {
                if { [llength $opt_val] > 1 } {
                    lappend asflags [lrange $opt_val 1 end]
                    lappend asflags [lrange $opt_val 1 end]
                    set opt_val [lindex $opt_val 0]
                    set opt_val [lindex $opt_val 0]
                } else {
                } else {
                    lappend asflags {}
                    lappend asflags {}
                }
                }
            }
            }
            default {
            default {
                if [string length $opts($opt_name)] {
                if [string length $opts($opt_name)] {
                    perror "option $opt_name multiply set in $file.d"
                    perror "option $opt_name multiply set in $file.d"
                    unresolved $subdir/$name
                    unresolved $subdir/$name
                    return
                    return
                }
                }
                # A single "# ld:" with no options should do the right thing.
                # A single "# ld:" with no options should do the right thing.
                if { $opt_name == "ld" } {
                if { $opt_name == "ld" } {
                    set run_ld 1
                    set run_ld 1
                }
                }
                # Likewise objcopy_linked_file.
                # Likewise objcopy_linked_file.
                if { $opt_name == "objcopy_linked_file" } {
                if { $opt_name == "objcopy_linked_file" } {
                    set run_objcopy 1
                    set run_objcopy 1
                }
                }
            }
            }
        }
        }
        if { $opt_name == "as" || $opt_name == "ld" } {
        if { $opt_name == "as" || $opt_name == "ld" } {
            set opt_val [subst $opt_val]
            set opt_val [subst $opt_val]
        }
        }
        set opts($opt_name) [concat $opts($opt_name) $opt_val]
        set opts($opt_name) [concat $opts($opt_name) $opt_val]
    }
    }
    foreach opt { as ld } {
    foreach opt { as ld } {
        regsub {\[big_or_little_endian\]} $opts($opt) \
        regsub {\[big_or_little_endian\]} $opts($opt) \
            [big_or_little_endian] opts($opt)
            [big_or_little_endian] opts($opt)
    }
    }
    # Decide early whether we should run the test for this target.
    # Decide early whether we should run the test for this target.
    if { [llength $opts(target)] > 0 } {
    if { [llength $opts(target)] > 0 } {
        set targmatch 0
        set targmatch 0
        foreach targ $opts(target) {
        foreach targ $opts(target) {
            if [istarget $targ] {
            if [istarget $targ] {
                set targmatch 1
                set targmatch 1
                break
                break
            }
            }
        }
        }
        if { $targmatch == 0 } {
        if { $targmatch == 0 } {
            return
            return
        }
        }
    }
    }
    foreach targ $opts(notarget) {
    foreach targ $opts(notarget) {
        if [istarget $targ] {
        if [istarget $targ] {
            return
            return
        }
        }
    }
    }
    set program ""
    set program ""
    # It's meaningless to require an output-testing method when we
    # It's meaningless to require an output-testing method when we
    # expect an error.
    # expect an error.
    if { $opts(error) == "" } {
    if { $opts(error) == "" } {
        if {$opts(PROG) != ""} {
        if {$opts(PROG) != ""} {
            switch -- $opts(PROG) {
            switch -- $opts(PROG) {
                objdump { set program objdump }
                objdump { set program objdump }
                nm      { set program nm }
                nm      { set program nm }
                objcopy { set program objcopy }
                objcopy { set program objcopy }
                readelf { set program readelf }
                readelf { set program readelf }
                default
                default
                { perror "unrecognized program option $opts(PROG) in $file.d"
                { perror "unrecognized program option $opts(PROG) in $file.d"
                  unresolved $subdir/$name
                  unresolved $subdir/$name
                  return }
                  return }
            }
            }
        } else {
        } else {
        # Guess which program to run, by seeing which option was specified.
        # Guess which program to run, by seeing which option was specified.
            foreach p {objdump objcopy nm readelf} {
            foreach p {objdump objcopy nm readelf} {
                if {$opts($p) != ""} {
                if {$opts($p) != ""} {
                    if {$program != ""} {
                    if {$program != ""} {
                        perror "ambiguous dump program in $file.d"
                        perror "ambiguous dump program in $file.d"
                        unresolved $subdir/$name
                        unresolved $subdir/$name
                        return
                        return
                    } else {
                    } else {
                        set program $p
                        set program $p
                    }
                    }
                }
                }
            }
            }
        }
        }
        if { $program == "" && $opts(warning) == "" } {
        if { $program == "" && $opts(warning) == "" } {
            perror "dump program unspecified in $file.d"
            perror "dump program unspecified in $file.d"
            unresolved $subdir/$name
            unresolved $subdir/$name
            return
            return
        }
        }
    }
    }
    if { $opts(name) == "" } {
    if { $opts(name) == "" } {
        set testname "$subdir/$name"
        set testname "$subdir/$name"
    } else {
    } else {
        set testname $opts(name)
        set testname $opts(name)
    }
    }
    if { $opts(source) == "" } {
    if { $opts(source) == "" } {
        set sourcefiles [list ${file}.s]
        set sourcefiles [list ${file}.s]
        set asflags [list ""]
        set asflags [list ""]
    } else {
    } else {
        set sourcefiles {}
        set sourcefiles {}
        foreach sf $opts(source) {
        foreach sf $opts(source) {
            if { [string match "/*" $sf] } {
            if { [string match "/*" $sf] } {
                lappend sourcefiles "$sf"
                lappend sourcefiles "$sf"
            } else {
            } else {
                lappend sourcefiles "$srcdir/$subdir/$sf"
                lappend sourcefiles "$srcdir/$subdir/$sf"
            }
            }
        }
        }
    }
    }
    # Time to setup xfailures.
    # Time to setup xfailures.
    foreach targ $opts(xfail) {
    foreach targ $opts(xfail) {
        setup_xfail $targ
        setup_xfail $targ
    }
    }
    # Assemble each file.
    # Assemble each file.
    set objfiles {}
    set objfiles {}
    for { set i 0 } { $i < [llength $sourcefiles] } { incr i } {
    for { set i 0 } { $i < [llength $sourcefiles] } { incr i } {
        set sourcefile [lindex $sourcefiles $i]
        set sourcefile [lindex $sourcefiles $i]
        set sourceasflags [lindex $asflags $i]
        set sourceasflags [lindex $asflags $i]
        set objfile "tmpdir/dump$i.o"
        set objfile "tmpdir/dump$i.o"
        catch "exec rm -f $objfile" exec_output
        catch "exec rm -f $objfile" exec_output
        lappend objfiles $objfile
        lappend objfiles $objfile
        set cmd "$AS $ASFLAGS $opts(as) $sourceasflags -o $objfile $sourcefile"
        set cmd "$AS $ASFLAGS $opts(as) $sourceasflags -o $objfile $sourcefile"
        send_log "$cmd\n"
        send_log "$cmd\n"
        set cmdret [remote_exec host [concat sh -c [list "$cmd 2>&1"]] "" "/dev/null" "ld.tmp"]
        set cmdret [remote_exec host [concat sh -c [list "$cmd 2>&1"]] "" "/dev/null" "ld.tmp"]
        remote_upload host "ld.tmp"
        remote_upload host "ld.tmp"
        set comp_output [prune_warnings [file_contents "ld.tmp"]]
        set comp_output [prune_warnings [file_contents "ld.tmp"]]
        remote_file host delete "ld.tmp"
        remote_file host delete "ld.tmp"
        remote_file build delete "ld.tmp"
        remote_file build delete "ld.tmp"
        if { [lindex $cmdret 0] != 0 || ![string match "" $comp_output] } then {
        if { [lindex $cmdret 0] != 0 || ![string match "" $comp_output] } then {
            send_log "$comp_output\n"
            send_log "$comp_output\n"
            verbose "$comp_output" 3
            verbose "$comp_output" 3
            set exitstat "succeeded"
            set exitstat "succeeded"
            if { $cmdret != 0 } { set exitstat "failed" }
            if { $cmdret != 0 } { set exitstat "failed" }
            verbose -log "$exitstat with: <$comp_output>"
            verbose -log "$exitstat with: <$comp_output>"
            fail $testname
            fail $testname
            return
            return
        }
        }
    }
    }
    set expmsg $opts(error)
    set expmsg $opts(error)
    if { $opts(warning) != "" } {
    if { $opts(warning) != "" } {
        if { $expmsg != "" } {
        if { $expmsg != "" } {
            perror "$testname: mixing error and warning test-directives"
            perror "$testname: mixing error and warning test-directives"
            return
            return
        }
        }
        set expmsg $opts(warning)
        set expmsg $opts(warning)
    }
    }
    # Perhaps link the file(s).
    # Perhaps link the file(s).
    if { $run_ld } {
    if { $run_ld } {
        set objfile "tmpdir/dump"
        set objfile "tmpdir/dump"
        catch "exec rm -f $objfile" exec_output
        catch "exec rm -f $objfile" exec_output
        # Add -L$srcdir/$subdir so that the linker command can use
        # Add -L$srcdir/$subdir so that the linker command can use
        # linker scripts in the source directory.
        # linker scripts in the source directory.
        set cmd "$LD $LDFLAGS -L$srcdir/$subdir \
        set cmd "$LD $LDFLAGS -L$srcdir/$subdir \
                   $opts(ld) -o $objfile $objfiles $opts(ld_after_inputfiles)"
                   $opts(ld) -o $objfile $objfiles $opts(ld_after_inputfiles)"
        send_log "$cmd\n"
        send_log "$cmd\n"
        set cmdret [remote_exec host [concat sh -c [list "$cmd 2>&1"]] "" "/dev/null" "ld.tmp"]
        set cmdret [remote_exec host [concat sh -c [list "$cmd 2>&1"]] "" "/dev/null" "ld.tmp"]
        remote_upload host "ld.tmp"
        remote_upload host "ld.tmp"
        set comp_output [file_contents "ld.tmp"]
        set comp_output [file_contents "ld.tmp"]
        remote_file host delete "ld.tmp"
        remote_file host delete "ld.tmp"
        remote_file build delete "ld.tmp"
        remote_file build delete "ld.tmp"
        set cmdret [lindex $cmdret 0]
        set cmdret [lindex $cmdret 0]
        if { $cmdret == 0 && $run_objcopy } {
        if { $cmdret == 0 && $run_objcopy } {
            set infile $objfile
            set infile $objfile
            set objfile "tmpdir/dump1"
            set objfile "tmpdir/dump1"
            remote_file host delete $objfile
            remote_file host delete $objfile
            # Note that we don't use OBJCOPYFLAGS here; any flags must be
            # Note that we don't use OBJCOPYFLAGS here; any flags must be
            # explicitly specified.
            # explicitly specified.
            set cmd "$OBJCOPY $opts(objcopy_linked_file) $infile $objfile"
            set cmd "$OBJCOPY $opts(objcopy_linked_file) $infile $objfile"
            send_log "$cmd\n"
            send_log "$cmd\n"
            set cmdret [remote_exec host [concat sh -c [list "$cmd 2>&1"]] "" "/dev/null" "ld.tmp"]
            set cmdret [remote_exec host [concat sh -c [list "$cmd 2>&1"]] "" "/dev/null" "ld.tmp"]
            remote_upload host "ld.tmp"
            remote_upload host "ld.tmp"
            append comp_output [file_contents "ld.tmp"]
            append comp_output [file_contents "ld.tmp"]
            remote_file host delete "ld.tmp"
            remote_file host delete "ld.tmp"
            remote_file build delete "ld.tmp"
            remote_file build delete "ld.tmp"
            set cmdret [lindex $cmdret 0]
            set cmdret [lindex $cmdret 0]
        }
        }
        regsub "\n$" $comp_output "" comp_output
        regsub "\n$" $comp_output "" comp_output
        if { $cmdret != 0 || $comp_output != "" || $expmsg != "" } then {
        if { $cmdret != 0 || $comp_output != "" || $expmsg != "" } then {
            set exitstat "succeeded"
            set exitstat "succeeded"
            if { $cmdret != 0 } { set exitstat "failed" }
            if { $cmdret != 0 } { set exitstat "failed" }
            verbose -log "$exitstat with: <$comp_output>, expected: <$expmsg>"
            verbose -log "$exitstat with: <$comp_output>, expected: <$expmsg>"
            send_log "$comp_output\n"
            send_log "$comp_output\n"
            verbose "$comp_output" 3
            verbose "$comp_output" 3
            if { ($expmsg == "") == ($comp_output == "") \
            if { ($expmsg == "") == ($comp_output == "") \
                    && [regexp $expmsg $comp_output] \
                    && [regexp $expmsg $comp_output] \
                    && (($cmdret == 0) == ($opts(error) == "")) } {
                    && (($cmdret == 0) == ($opts(error) == "")) } {
                # We have the expected output from ld.
                # We have the expected output from ld.
                if { $opts(error) != "" || $program == "" } {
                if { $opts(error) != "" || $program == "" } {
                    pass $testname
                    pass $testname
                    return
                    return
                }
                }
            } else {
            } else {
                verbose -log "$exitstat with: <$comp_output>, expected: <$expmsg>"
                verbose -log "$exitstat with: <$comp_output>, expected: <$expmsg>"
                fail $testname
                fail $testname
                return
                return
            }
            }
        }
        }
    } else {
    } else {
        set objfile "tmpdir/dump0.o"
        set objfile "tmpdir/dump0.o"
    }
    }
    # We must not have expected failure if we get here.
    # We must not have expected failure if we get here.
    if { $opts(error) != "" } {
    if { $opts(error) != "" } {
        fail $testname
        fail $testname
        return
        return
    }
    }
    set progopts1 $opts($program)
    set progopts1 $opts($program)
    eval set progopts \$[string toupper $program]FLAGS
    eval set progopts \$[string toupper $program]FLAGS
    eval set binary \$[string toupper $program]
    eval set binary \$[string toupper $program]
    if { ![is_remote host] && [which $binary] == 0 } {
    if { ![is_remote host] && [which $binary] == 0 } {
        untested $testname
        untested $testname
        return
        return
    }
    }
    if { $progopts1 == "" } { set $progopts1 "-r" }
    if { $progopts1 == "" } { set $progopts1 "-r" }
    verbose "running $binary $progopts $progopts1" 3
    verbose "running $binary $progopts $progopts1" 3
    # Objcopy, unlike the other two, won't send its output to stdout,
    # Objcopy, unlike the other two, won't send its output to stdout,
    # so we have to run it specially.
    # so we have to run it specially.
    set cmd "$binary $progopts $progopts1 $objfile > $dumpfile"
    set cmd "$binary $progopts $progopts1 $objfile > $dumpfile"
    if { $program == "objcopy" } {
    if { $program == "objcopy" } {
        set cmd "$binary $progopts $progopts1 $objfile $dumpfile"
        set cmd "$binary $progopts $progopts1 $objfile $dumpfile"
    }
    }
    # Ensure consistent sorting of symbols
    # Ensure consistent sorting of symbols
    if {[info exists env(LC_ALL)]} {
    if {[info exists env(LC_ALL)]} {
        set old_lc_all $env(LC_ALL)
        set old_lc_all $env(LC_ALL)
    }
    }
    set env(LC_ALL) "C"
    set env(LC_ALL) "C"
    send_log "$cmd\n"
    send_log "$cmd\n"
    set cmdret [remote_exec host [concat sh -c [list "$cmd 2>ld.tmp"]] "" "/dev/null"]
    set cmdret [remote_exec host [concat sh -c [list "$cmd 2>ld.tmp"]] "" "/dev/null"]
    set cmdret [lindex $cmdret 0]
    set cmdret [lindex $cmdret 0]
    remote_upload host "ld.tmp"
    remote_upload host "ld.tmp"
    set comp_output [prune_warnings [file_contents "ld.tmp"]]
    set comp_output [prune_warnings [file_contents "ld.tmp"]]
    remote_file host delete "ld.tmp"
    remote_file host delete "ld.tmp"
    remote_file build delete "ld.tmp"
    remote_file build delete "ld.tmp"
    if {[info exists old_lc_all]} {
    if {[info exists old_lc_all]} {
        set env(LC_ALL) $old_lc_all
        set env(LC_ALL) $old_lc_all
    } else {
    } else {
        unset env(LC_ALL)
        unset env(LC_ALL)
    }
    }
    if { $cmdret != 0 || $comp_output != "" } {
    if { $cmdret != 0 || $comp_output != "" } {
        send_log "exited abnormally with $cmdret, output:$comp_output\n"
        send_log "exited abnormally with $cmdret, output:$comp_output\n"
        fail $testname
        fail $testname
        return
        return
    }
    }
    if { $verbose > 2 } then { verbose "output is [file_contents $dumpfile]" 3 }
    if { $verbose > 2 } then { verbose "output is [file_contents $dumpfile]" 3 }
    if { [regexp_diff $dumpfile "${file}.d"] } then {
    if { [regexp_diff $dumpfile "${file}.d"] } then {
        fail $testname
        fail $testname
        if { $verbose == 2 } then { verbose "output is [file_contents $dumpfile]" 2 }
        if { $verbose == 2 } then { verbose "output is [file_contents $dumpfile]" 2 }
        return
        return
    }
    }
    pass $testname
    pass $testname
}
}
proc slurp_options { file } {
proc slurp_options { file } {
    if [catch { set f [open $file r] } x] {
    if [catch { set f [open $file r] } x] {
        #perror "couldn't open `$file': $x"
        #perror "couldn't open `$file': $x"
        perror "$x"
        perror "$x"
        return -1
        return -1
    }
    }
    set opt_array {}
    set opt_array {}
    # whitespace expression
    # whitespace expression
    set ws  {[  ]*}
    set ws  {[  ]*}
    set nws {[^         ]*}
    set nws {[^         ]*}
    # whitespace is ignored anywhere except within the options list;
    # whitespace is ignored anywhere except within the options list;
    # option names are alphabetic plus underscore only.
    # option names are alphabetic plus underscore only.
    set pat "^#${ws}(\[a-zA-Z_\]*)$ws:${ws}(.*)$ws\$"
    set pat "^#${ws}(\[a-zA-Z_\]*)$ws:${ws}(.*)$ws\$"
    while { [gets $f line] != -1 } {
    while { [gets $f line] != -1 } {
        set line [string trim $line]
        set line [string trim $line]
        # Whitespace here is space-tab.
        # Whitespace here is space-tab.
        if [regexp $pat $line xxx opt_name opt_val] {
        if [regexp $pat $line xxx opt_name opt_val] {
            # match!
            # match!
            lappend opt_array [list $opt_name $opt_val]
            lappend opt_array [list $opt_name $opt_val]
        } else {
        } else {
            break
            break
        }
        }
    }
    }
    close $f
    close $f
    return $opt_array
    return $opt_array
}
}
proc file_contents { filename } {
proc file_contents { filename } {
    set file [open $filename r]
    set file [open $filename r]
    set contents [read $file]
    set contents [read $file]
    close $file
    close $file
    return $contents
    return $contents
}
}
proc set_file_contents { filename contents } {
proc set_file_contents { filename contents } {
    set file [open $filename w]
    set file [open $filename w]
    puts $file "$contents"
    puts $file "$contents"
    close $file
    close $file
}
}
# Create an archive using ar
# Create an archive using ar
#
#
proc ar_simple_create { ar aropts target objects } {
proc ar_simple_create { ar aropts target objects } {
    remote_file host delete $target
    remote_file host delete $target
    set exec_output [run_host_cmd "$ar" "$aropts rc $target $objects"]
    set exec_output [run_host_cmd "$ar" "$aropts rc $target $objects"]
    set exec_output [prune_warnings $exec_output]
    set exec_output [prune_warnings $exec_output]
    if [string match "" $exec_output] then {
    if [string match "" $exec_output] then {
        send_log "$exec_output\n"
        send_log "$exec_output\n"
        return 1
        return 1
    } else {
    } else {
        return 0
        return 0
    }
    }
}
}
# List contains test-items with 3 items followed by 2 lists, one item and
# List contains test-items with 3 items followed by 2 lists, one item and
# one optional item:
# one optional item:
#  0:name
#  0:name
#  1:ld/ar options
#  1:ld/ar options
#  2:assembler options
#  2:assembler options
#  3:filenames of assembler files
#  3:filenames of assembler files
#  4:list of actions, options and expected outputs.
#  4:list of actions, options and expected outputs.
#  5:name of output file
#  5:name of output file
#  6:compiler flags (optional)
#  6:compiler flags (optional)
#
#
# Actions: { command command-line-options file-containg-expected-output-regexps }
# Actions: { command command-line-options file-containg-expected-output-regexps }
# Commands:
# Commands:
#   objdump: Apply objdump options on result.
#   objdump: Apply objdump options on result.
#   nm: Apply nm options on result.
#   nm: Apply nm options on result.
#   readelf: Apply readelf options on result.
#   readelf: Apply readelf options on result.
#   ld: Don't apply anything on result.  Compare output during linking with
#   ld: Don't apply anything on result.  Compare output during linking with
#     the file containing regexps (which is the second arg, not the third).
#     the file containing regexps (which is the second arg, not the third).
#     Note that this *must* be the first action if it is to be used at all;
#     Note that this *must* be the first action if it is to be used at all;
#     in all other cases, any output from the linker during linking is
#     in all other cases, any output from the linker during linking is
#     treated as a sign of an error and FAILs the test.
#     treated as a sign of an error and FAILs the test.
#
#
proc run_ld_link_tests { ldtests } {
proc run_ld_link_tests { ldtests } {
    global ld
    global ld
    global as
    global as
    global nm
    global nm
    global ar
    global ar
    global objdump
    global objdump
    global READELF
    global READELF
    global srcdir
    global srcdir
    global subdir
    global subdir
    global env
    global env
    global CC
    global CC
    global CFLAGS
    global CFLAGS
    global runtests
    global runtests
    global exec_output
    global exec_output
    foreach testitem $ldtests {
    foreach testitem $ldtests {
        set testname [lindex $testitem 0]
        set testname [lindex $testitem 0]
        if ![runtest_file_p $runtests $testname] then {
        if ![runtest_file_p $runtests $testname] then {
            continue
            continue
        }
        }
        set ld_options [lindex $testitem 1]
        set ld_options [lindex $testitem 1]
        set as_options [lindex $testitem 2]
        set as_options [lindex $testitem 2]
        set src_files  [lindex $testitem 3]
        set src_files  [lindex $testitem 3]
        set actions [lindex $testitem 4]
        set actions [lindex $testitem 4]
        set binfile tmpdir/[lindex $testitem 5]
        set binfile tmpdir/[lindex $testitem 5]
        set cflags [lindex $testitem 6]
        set cflags [lindex $testitem 6]
        set objfiles {}
        set objfiles {}
        set is_unresolved 0
        set is_unresolved 0
        set failed 0
        set failed 0
        set maybe_failed 0
        set maybe_failed 0
        set ld_output ""
        set ld_output ""
#       verbose -log "Testname is $testname"
#       verbose -log "Testname is $testname"
#       verbose -log "ld_options is $ld_options"
#       verbose -log "ld_options is $ld_options"
#       verbose -log "as_options is $as_options"
#       verbose -log "as_options is $as_options"
#       verbose -log "src_files is $src_files"
#       verbose -log "src_files is $src_files"
#       verbose -log "actions is $actions"
#       verbose -log "actions is $actions"
#       verbose -log "binfile is $binfile"
#       verbose -log "binfile is $binfile"
        # Assemble each file in the test.
        # Assemble each file in the test.
        foreach src_file $src_files {
        foreach src_file $src_files {
            set objfile "tmpdir/[file rootname $src_file].o"
            set objfile "tmpdir/[file rootname $src_file].o"
            lappend objfiles $objfile
            lappend objfiles $objfile
            if { [file extension $src_file] == ".c" } {
            if { [file extension $src_file] == ".c" } {
                set as_file "tmpdir/[file rootname $src_file].s"
                set as_file "tmpdir/[file rootname $src_file].s"
                if ![ld_compile "$CC -S $CFLAGS $cflags" $srcdir/$subdir/$src_file $as_file] {
                if ![ld_compile "$CC -S $CFLAGS $cflags" $srcdir/$subdir/$src_file $as_file] {
                    set is_unresolved 1
                    set is_unresolved 1
                    break
                    break
                }
                }
            } else {
            } else {
                set as_file "$srcdir/$subdir/$src_file"
                set as_file "$srcdir/$subdir/$src_file"
            }
            }
            if ![ld_assemble $as "$as_options $as_file" $objfile] {
            if ![ld_assemble $as "$as_options $as_file" $objfile] {
                set is_unresolved 1
                set is_unresolved 1
                break
                break
            }
            }
        }
        }
        # Catch assembler errors.
        # Catch assembler errors.
        if { $is_unresolved } {
        if { $is_unresolved } {
            unresolved $testname
            unresolved $testname
            continue
            continue
        }
        }
        if { [regexp ".*\\.a$" $binfile] } {
        if { [regexp ".*\\.a$" $binfile] } {
            if { ![ar_simple_create $ar $ld_options $binfile "$objfiles"] } {
            if { ![ar_simple_create $ar $ld_options $binfile "$objfiles"] } {
                set failed 1
                set failed 1
            }
            }
        } elseif { ![ld_simple_link $ld $binfile "-L$srcdir/$subdir $ld_options $objfiles"] } {
        } elseif { ![ld_simple_link $ld $binfile "-L$srcdir/$subdir $ld_options $objfiles"] } {
            set maybe_failed 1
            set maybe_failed 1
            set ld_output "$exec_output"
            set ld_output "$exec_output"
        }
        }
        if { !$failed } {
        if { !$failed } {
            foreach actionlist $actions {
            foreach actionlist $actions {
                set action [lindex $actionlist 0]
                set action [lindex $actionlist 0]
                set progopts [lindex $actionlist 1]
                set progopts [lindex $actionlist 1]
                # There are actions where we run regexp_diff on the
                # There are actions where we run regexp_diff on the
                # output, and there are other actions (presumably).
                # output, and there are other actions (presumably).
                # Handling of the former look the same.
                # Handling of the former look the same.
                set dump_prog ""
                set dump_prog ""
                switch -- $action {
                switch -- $action {
                    objdump
                    objdump
                        { set dump_prog $objdump }
                        { set dump_prog $objdump }
                    nm
                    nm
                        { set dump_prog $nm }
                        { set dump_prog $nm }
                    readelf
                    readelf
                        { set dump_prog $READELF }
                        { set dump_prog $READELF }
                    ld
                    ld
                        { set dump_prog "ld" }
                        { set dump_prog "ld" }
                    default
                    default
                        {
                        {
                            perror "Unrecognized action $action"
                            perror "Unrecognized action $action"
                            set is_unresolved 1
                            set is_unresolved 1
                            break
                            break
                        }
                        }
                    }
                    }
                if { $action == "ld" } {
                if { $action == "ld" } {
                    set regexpfile $progopts
                    set regexpfile $progopts
                    verbose "regexpfile is $srcdir/$subdir/$regexpfile"
                    verbose "regexpfile is $srcdir/$subdir/$regexpfile"
                    set_file_contents "tmpdir/ld.messages" "$ld_output"
                    set_file_contents "tmpdir/ld.messages" "$ld_output"
                    verbose "ld.messages has '[file_contents tmpdir/ld.messages]'"
                    verbose "ld.messages has '[file_contents tmpdir/ld.messages]'"
                    if { [regexp_diff "tmpdir/ld.messages" "$srcdir/$subdir/$regexpfile"] } then {
                    if { [regexp_diff "tmpdir/ld.messages" "$srcdir/$subdir/$regexpfile"] } then {
                        verbose "output is $ld_output" 2
                        verbose "output is $ld_output" 2
                        set failed 1
                        set failed 1
                        break
                        break
                    }
                    }
                    set maybe_failed 0
                    set maybe_failed 0
                } elseif { !$maybe_failed && $dump_prog != "" } {
                } elseif { !$maybe_failed && $dump_prog != "" } {
                    set dumpfile [lindex $actionlist 2]
                    set dumpfile [lindex $actionlist 2]
                    set binary $dump_prog
                    set binary $dump_prog
                    # Ensure consistent sorting of symbols
                    # Ensure consistent sorting of symbols
                    if {[info exists env(LC_ALL)]} {
                    if {[info exists env(LC_ALL)]} {
                        set old_lc_all $env(LC_ALL)
                        set old_lc_all $env(LC_ALL)
                    }
                    }
                    set env(LC_ALL) "C"
                    set env(LC_ALL) "C"
                    set cmd "$binary $progopts $binfile"
                    set cmd "$binary $progopts $binfile"
                    set status [remote_exec host [concat sh -c [list "$cmd >dump.out 2>ld.stderr"]] "" "/dev/null"]
                    set status [remote_exec host [concat sh -c [list "$cmd >dump.out 2>ld.stderr"]] "" "/dev/null"]
                    send_log "$cmd\n"
                    send_log "$cmd\n"
                    remote_upload host "ld.stderr"
                    remote_upload host "ld.stderr"
                    set comp_output [prune_warnings [file_contents "ld.stderr"]]
                    set comp_output [prune_warnings [file_contents "ld.stderr"]]
                    remote_file host delete "ld.stderr"
                    remote_file host delete "ld.stderr"
                    remote_file build delete "ld.stderr"
                    remote_file build delete "ld.stderr"
                    if {[info exists old_lc_all]} {
                    if {[info exists old_lc_all]} {
                        set env(LC_ALL) $old_lc_all
                        set env(LC_ALL) $old_lc_all
                    } else {
                    } else {
                        unset env(LC_ALL)
                        unset env(LC_ALL)
                    }
                    }
                    if ![string match "" $comp_output] then {
                    if ![string match "" $comp_output] then {
                        send_log "$comp_output\n"
                        send_log "$comp_output\n"
                        set failed 1
                        set failed 1
                        break
                        break
                    }
                    }
                    remote_upload host "dump.out"
                    remote_upload host "dump.out"
                    if { [regexp_diff "dump.out" "$srcdir/$subdir/$dumpfile"] } then {
                    if { [regexp_diff "dump.out" "$srcdir/$subdir/$dumpfile"] } then {
                        verbose "output is [file_contents "dump.out"]" 2
                        verbose "output is [file_contents "dump.out"]" 2
                        set failed 1
                        set failed 1
                        remote_file build delete "dump.out"
                        remote_file build delete "dump.out"
                        remote_file host delete "dump.out"
                        remote_file host delete "dump.out"
                        break
                        break
                    }
                    }
                    remote_file build delete "dump.out"
                    remote_file build delete "dump.out"
                    remote_file host delete "dump.out"
                    remote_file host delete "dump.out"
                }
                }
            }
            }
        }
        }
        if { $is_unresolved } {
        if { $is_unresolved } {
            unresolved $testname
            unresolved $testname
        } elseif { $maybe_failed || $failed } {
        } elseif { $maybe_failed || $failed } {
            fail $testname
            fail $testname
        } else {
        } else {
            pass $testname
            pass $testname
        }
        }
    }
    }
}
}
# This definition is taken from an unreleased version of DejaGnu.  Once
# This definition is taken from an unreleased version of DejaGnu.  Once
# that version gets released, and has been out in the world for a few
# that version gets released, and has been out in the world for a few
# months at least, it may be safe to delete this copy.
# months at least, it may be safe to delete this copy.
if ![string length [info proc prune_warnings]] {
if ![string length [info proc prune_warnings]] {
    #
    #
    # prune_warnings -- delete various system verbosities from TEXT
    # prune_warnings -- delete various system verbosities from TEXT
    #
    #
    # An example is:
    # An example is:
    # ld.so: warning: /usr/lib/libc.so.1.8.1 has older revision than expected 9
    # ld.so: warning: /usr/lib/libc.so.1.8.1 has older revision than expected 9
    #
    #
    # Sites with particular verbose os's may wish to override this in site.exp.
    # Sites with particular verbose os's may wish to override this in site.exp.
    #
    #
    proc prune_warnings { text } {
    proc prune_warnings { text } {
        # This is from sun4's.  Do it for all machines for now.
        # This is from sun4's.  Do it for all machines for now.
        # The "\\1" is to try to preserve a "\n" but only if necessary.
        # The "\\1" is to try to preserve a "\n" but only if necessary.
        regsub -all "(^|\n)(ld.so: warning:\[^\n\]*\n?)+" $text "\\1" text
        regsub -all "(^|\n)(ld.so: warning:\[^\n\]*\n?)+" $text "\\1" text
        # It might be tempting to get carried away and delete blank lines, etc.
        # It might be tempting to get carried away and delete blank lines, etc.
        # Just delete *exactly* what we're ask to, and that's it.
        # Just delete *exactly* what we're ask to, and that's it.
        return $text
        return $text
    }
    }
}
}
# targets_to_xfail is a list of target triplets to be xfailed.
# targets_to_xfail is a list of target triplets to be xfailed.
# ldtests contains test-items with 3 items followed by 1 lists, 2 items
# ldtests contains test-items with 3 items followed by 1 lists, 2 items
# and 3 optional items:
# and 3 optional items:
#   0:name
#   0:name
#   1:ld options
#   1:ld options
#   2:assembler options
#   2:assembler options
#   3:filenames of source files
#   3:filenames of source files
#   4:name of output file
#   4:name of output file
#   5:expected output
#   5:expected output
#   6:compiler flags (optional)
#   6:compiler flags (optional)
#   7:language (optional)
#   7:language (optional)
#   8:linker warning (optional)
#   8:linker warning (optional)
proc run_ld_link_exec_tests { targets_to_xfail ldtests } {
proc run_ld_link_exec_tests { targets_to_xfail ldtests } {
    global ld
    global ld
    global as
    global as
    global srcdir
    global srcdir
    global subdir
    global subdir
    global env
    global env
    global CC
    global CC
    global CXX
    global CXX
    global CFLAGS
    global CFLAGS
    global CXXFLAGS
    global CXXFLAGS
    global errcnt
    global errcnt
    global exec_output
    global exec_output
    foreach testitem $ldtests {
    foreach testitem $ldtests {
        foreach target $targets_to_xfail {
        foreach target $targets_to_xfail {
            setup_xfail $target
            setup_xfail $target
        }
        }
        set testname [lindex $testitem 0]
        set testname [lindex $testitem 0]
        set ld_options [lindex $testitem 1]
        set ld_options [lindex $testitem 1]
        set as_options [lindex $testitem 2]
        set as_options [lindex $testitem 2]
        set src_files  [lindex $testitem 3]
        set src_files  [lindex $testitem 3]
        set binfile tmpdir/[lindex $testitem 4]
        set binfile tmpdir/[lindex $testitem 4]
        set expfile [lindex $testitem 5]
        set expfile [lindex $testitem 5]
        set cflags [lindex $testitem 6]
        set cflags [lindex $testitem 6]
        set lang [lindex $testitem 7]
        set lang [lindex $testitem 7]
        set warning [lindex $testitem 8]
        set warning [lindex $testitem 8]
        set objfiles {}
        set objfiles {}
        set failed 0
        set failed 0
#       verbose -log "Testname is $testname"
#       verbose -log "Testname is $testname"
#       verbose -log "ld_options is $ld_options"
#       verbose -log "ld_options is $ld_options"
#       verbose -log "as_options is $as_options"
#       verbose -log "as_options is $as_options"
#       verbose -log "src_files is $src_files"
#       verbose -log "src_files is $src_files"
#       verbose -log "actions is $actions"
#       verbose -log "actions is $actions"
#       verbose -log "binfile is $binfile"
#       verbose -log "binfile is $binfile"
        # Assemble each file in the test.
        # Assemble each file in the test.
        foreach src_file $src_files {
        foreach src_file $src_files {
            set objfile "tmpdir/[file rootname $src_file].o"
            set objfile "tmpdir/[file rootname $src_file].o"
            lappend objfiles $objfile
            lappend objfiles $objfile
            # We ignore warnings since some compilers may generate
            # We ignore warnings since some compilers may generate
            # incorrect section attributes and the assembler will warn
            # incorrect section attributes and the assembler will warn
            # them.
            # them.
            if { [ string match "c++" $lang ] } {
            if { [ string match "c++" $lang ] } {
                ld_compile "$CXX -c $CXXFLAGS $cflags" $srcdir/$subdir/$src_file $objfile
                ld_compile "$CXX -c $CXXFLAGS $cflags" $srcdir/$subdir/$src_file $objfile
            } else {
            } else {
                ld_compile "$CC -c $CFLAGS $cflags" $srcdir/$subdir/$src_file $objfile
                ld_compile "$CC -c $CFLAGS $cflags" $srcdir/$subdir/$src_file $objfile
            }
            }
            # We have to use $CC to build PIE and shared library.
            # We have to use $CC to build PIE and shared library.
            if { [ string match "c" $lang ] } {
            if { [ string match "c" $lang ] } {
                set link_proc ld_simple_link
                set link_proc ld_simple_link
                set link_cmd $CC
                set link_cmd $CC
            } elseif { [ string match "c++" $lang ] } {
            } elseif { [ string match "c++" $lang ] } {
                set link_proc ld_simple_link
                set link_proc ld_simple_link
                set link_cmd $CXX
                set link_cmd $CXX
            } elseif { [ string match "-shared" $ld_options ] \
            } elseif { [ string match "-shared" $ld_options ] \
                 || [ string match "-pie" $ld_options ] } {
                 || [ string match "-pie" $ld_options ] } {
                set link_proc ld_simple_link
                set link_proc ld_simple_link
                set link_cmd $CC
                set link_cmd $CC
            } else {
            } else {
                set link_proc ld_link
                set link_proc ld_link
                set link_cmd $ld
                set link_cmd $ld
            }
            }
            if ![$link_proc $link_cmd $binfile "-L$srcdir/$subdir $ld_options $objfiles"] {
            if ![$link_proc $link_cmd $binfile "-L$srcdir/$subdir $ld_options $objfiles"] {
                set failed 1
                set failed 1
            } else {
            } else {
                set failed 0
                set failed 0
            }
            }
            # Check if exec_output is expected.
            # Check if exec_output is expected.
            if { $warning != "" } then {
            if { $warning != "" } then {
                verbose -log "returned with: <$exec_output>, expected: <$warning>"
                verbose -log "returned with: <$exec_output>, expected: <$warning>"
                if { [regexp $warning $exec_output] } then {
                if { [regexp $warning $exec_output] } then {
                    set failed 0
                    set failed 0
                } else {
                } else {
                    set failed 1
                    set failed 1
                }
                }
            }
            }
            if { $failed == 0 } {
            if { $failed == 0 } {
                send_log "Running: $binfile > $binfile.out\n"
                send_log "Running: $binfile > $binfile.out\n"
                verbose "Running: $binfile > $binfile.out"
                verbose "Running: $binfile > $binfile.out"
                catch "exec $binfile > $binfile.out" exec_output
                catch "exec $binfile > $binfile.out" exec_output
                if ![string match "" $exec_output] then {
                if ![string match "" $exec_output] then {
                    send_log "$exec_output\n"
                    send_log "$exec_output\n"
                    verbose "$exec_output" 1
                    verbose "$exec_output" 1
                    set failed 1
                    set failed 1
                } else {
                } else {
                    send_log "diff $binfile.out $srcdir/$subdir/$expfile\n"
                    send_log "diff $binfile.out $srcdir/$subdir/$expfile\n"
                    verbose "diff $binfile.out $srcdir/$subdir/$expfile"
                    verbose "diff $binfile.out $srcdir/$subdir/$expfile"
                    catch "exec diff $binfile.out $srcdir/$subdir/$expfile" exec_output
                    catch "exec diff $binfile.out $srcdir/$subdir/$expfile" exec_output
                    set exec_output [prune_warnings $exec_output]
                    set exec_output [prune_warnings $exec_output]
                    if ![string match "" $exec_output] then {
                    if ![string match "" $exec_output] then {
                        send_log "$exec_output\n"
                        send_log "$exec_output\n"
                        verbose "$exec_output" 1
                        verbose "$exec_output" 1
                        set failed 1
                        set failed 1
                    }
                    }
                }
                }
            }
            }
            if { $failed != 0 } {
            if { $failed != 0 } {
                fail $testname
                fail $testname
            } else {
            } else {
                set errcnt 0
                set errcnt 0
                pass $testname
                pass $testname
            }
            }
        }
        }
    }
    }
}
}
# List contains test-items with 3 items followed by 2 lists, one item and
# List contains test-items with 3 items followed by 2 lists, one item and
# one optional item:
# one optional item:
#  0:name
#  0:name
#  1:ld or ar options
#  1:ld or ar options
#  2:compile options
#  2:compile options
#  3:filenames of source files
#  3:filenames of source files
#  4:action and options.
#  4:action and options.
#  5:name of output file
#  5:name of output file
#  6:language (optional)
#  6:language (optional)
#  7:linker warnings (optional)
#  7:linker warnings (optional)
#
#
# Actions:
# Actions:
# objdump: Apply objdump options on result.  Compare with regex (last arg).
# objdump: Apply objdump options on result.  Compare with regex (last arg).
# nm: Apply nm options on result.  Compare with regex (last arg).
# nm: Apply nm options on result.  Compare with regex (last arg).
# readelf: Apply readelf options on result.  Compare with regex (last arg).
# readelf: Apply readelf options on result.  Compare with regex (last arg).
#
#
proc run_cc_link_tests { ldtests } {
proc run_cc_link_tests { ldtests } {
    global nm
    global nm
    global objdump
    global objdump
    global READELF
    global READELF
    global srcdir
    global srcdir
    global subdir
    global subdir
    global env
    global env
    global CC
    global CC
    global CXX
    global CXX
    global CFLAGS
    global CFLAGS
    global CXXFLAGS
    global CXXFLAGS
    global ar
    global ar
    global exec_output
    global exec_output
    foreach testitem $ldtests {
    foreach testitem $ldtests {
        set testname [lindex $testitem 0]
        set testname [lindex $testitem 0]
        set ldflags [lindex $testitem 1]
        set ldflags [lindex $testitem 1]
        set cflags [lindex $testitem 2]
        set cflags [lindex $testitem 2]
        set src_files  [lindex $testitem 3]
        set src_files  [lindex $testitem 3]
        set actions [lindex $testitem 4]
        set actions [lindex $testitem 4]
        set binfile tmpdir/[lindex $testitem 5]
        set binfile tmpdir/[lindex $testitem 5]
        set lang [lindex $testitem 6]
        set lang [lindex $testitem 6]
        set warnings [lindex $testitem 7]
        set warnings [lindex $testitem 7]
        set objfiles {}
        set objfiles {}
        set is_unresolved 0
        set is_unresolved 0
        set failed 0
        set failed 0
        # Compile each file in the test.
        # Compile each file in the test.
        foreach src_file $src_files {
        foreach src_file $src_files {
            set objfile "tmpdir/[file rootname $src_file].o"
            set objfile "tmpdir/[file rootname $src_file].o"
            lappend objfiles $objfile
            lappend objfiles $objfile
            # We ignore warnings since some compilers may generate
            # We ignore warnings since some compilers may generate
            # incorrect section attributes and the assembler will warn
            # incorrect section attributes and the assembler will warn
            # them.
            # them.
            if { [ string match "c++" $lang ] } {
            if { [ string match "c++" $lang ] } {
                ld_compile "$CXX -c $CXXFLAGS $cflags" $srcdir/$subdir/$src_file $objfile
                ld_compile "$CXX -c $CXXFLAGS $cflags" $srcdir/$subdir/$src_file $objfile
            } else {
            } else {
                ld_compile "$CC -c $CFLAGS $cflags" $srcdir/$subdir/$src_file $objfile
                ld_compile "$CC -c $CFLAGS $cflags" $srcdir/$subdir/$src_file $objfile
            }
            }
        }
        }
        # Clear error and warning counts.
        # Clear error and warning counts.
        reset_vars
        reset_vars
        if { [ string match "c++" $lang ] } {
        if { [ string match "c++" $lang ] } {
            set cc_cmd $CXX
            set cc_cmd $CXX
        } else {
        } else {
            set cc_cmd $CC
            set cc_cmd $CC
        }
        }
        if { [regexp ".*\\.a$" $binfile] } {
        if { [regexp ".*\\.a$" $binfile] } {
            if { ![ar_simple_create $ar $ldflags $binfile "$objfiles"] } {
            if { ![ar_simple_create $ar $ldflags $binfile "$objfiles"] } {
                fail $testname
                fail $testname
                set failed 1
                set failed 1
            } else {
            } else {
                set failed 0
                set failed 0
            }
            }
        } elseif { ![ld_simple_link $cc_cmd $binfile "-L$srcdir/$subdir $ldflags $objfiles"] } {
        } elseif { ![ld_simple_link $cc_cmd $binfile "-L$srcdir/$subdir $ldflags $objfiles"] } {
            # Check if exec_output is expected.
            # Check if exec_output is expected.
            if { $warnings != "" } then {
            if { $warnings != "" } then {
                verbose -log "returned with: <$exec_output>, expected: <$warnings>"
                verbose -log "returned with: <$exec_output>, expected: <$warnings>"
                if { [regexp $warnings $exec_output] } then {
                if { [regexp $warnings $exec_output] } then {
                    set failed 0
                    set failed 0
                } else {
                } else {
                    set failed 1
                    set failed 1
                }
                }
            } else {
            } else {
                fail $testname
                fail $testname
                set failed 1
                set failed 1
            }
            }
        } else {
        } else {
            set failed 0
            set failed 0
        }
        }
        if { $failed == 0 } {
        if { $failed == 0 } {
            foreach actionlist $actions {
            foreach actionlist $actions {
                set action [lindex $actionlist 0]
                set action [lindex $actionlist 0]
                set progopts [lindex $actionlist 1]
                set progopts [lindex $actionlist 1]
                # There are actions where we run regexp_diff on the
                # There are actions where we run regexp_diff on the
                # output, and there are other actions (presumably).
                # output, and there are other actions (presumably).
                # Handling of the former look the same.
                # Handling of the former look the same.
                set dump_prog ""
                set dump_prog ""
                switch -- $action {
                switch -- $action {
                    objdump
                    objdump
                        { set dump_prog $objdump }
                        { set dump_prog $objdump }
                    nm
                    nm
                        { set dump_prog $nm }
                        { set dump_prog $nm }
                    readelf
                    readelf
                        { set dump_prog $READELF }
                        { set dump_prog $READELF }
                    default
                    default
                        {
                        {
                            perror "Unrecognized action $action"
                            perror "Unrecognized action $action"
                            set is_unresolved 1
                            set is_unresolved 1
                            break
                            break
                        }
                        }
                    }
                    }
                if { $dump_prog != "" } {
                if { $dump_prog != "" } {
                    set dumpfile [lindex $actionlist 2]
                    set dumpfile [lindex $actionlist 2]
                    set binary $dump_prog
                    set binary $dump_prog
                    # Ensure consistent sorting of symbols
                    # Ensure consistent sorting of symbols
                    if {[info exists env(LC_ALL)]} {
                    if {[info exists env(LC_ALL)]} {
                        set old_lc_all $env(LC_ALL)
                        set old_lc_all $env(LC_ALL)
                    }
                    }
                    set env(LC_ALL) "C"
                    set env(LC_ALL) "C"
                    set cmd "$binary $progopts $binfile > dump.out"
                    set cmd "$binary $progopts $binfile > dump.out"
                    send_log "$cmd\n"
                    send_log "$cmd\n"
                    catch "exec $cmd" comp_output
                    catch "exec $cmd" comp_output
                    if {[info exists old_lc_all]} {
                    if {[info exists old_lc_all]} {
                        set env(LC_ALL) $old_lc_all
                        set env(LC_ALL) $old_lc_all
                    } else {
                    } else {
                        unset env(LC_ALL)
                        unset env(LC_ALL)
                    }
                    }
                    set comp_output [prune_warnings $comp_output]
                    set comp_output [prune_warnings $comp_output]
                    if ![string match "" $comp_output] then {
                    if ![string match "" $comp_output] then {
                        send_log "$comp_output\n"
                        send_log "$comp_output\n"
                        set failed 1
                        set failed 1
                        break
                        break
                    }
                    }
                    if { [regexp_diff "dump.out" "$srcdir/$subdir/$dumpfile"] } then {
                    if { [regexp_diff "dump.out" "$srcdir/$subdir/$dumpfile"] } then {
                        verbose "output is [file_contents "dump.out"]" 2
                        verbose "output is [file_contents "dump.out"]" 2
                        set failed 1
                        set failed 1
                        break
                        break
                    }
                    }
                }
                }
            }
            }
            if { $failed != 0 } {
            if { $failed != 0 } {
                fail $testname
                fail $testname
            } else { if { $is_unresolved == 0 } {
            } else { if { $is_unresolved == 0 } {
                pass $testname
                pass $testname
            } }
            } }
        }
        }
        # Catch action errors.
        # Catch action errors.
        if { $is_unresolved != 0 } {
        if { $is_unresolved != 0 } {
            unresolved $testname
            unresolved $testname
            continue
            continue
        }
        }
    }
    }
}
}
# Returns true if --gc-sections is supported on the target.
# Returns true if --gc-sections is supported on the target.
proc check_gc_sections_available { } {
proc check_gc_sections_available { } {
    global gc_sections_available_saved
    global gc_sections_available_saved
    global ld
    global ld
    if {![info exists gc_sections_available_saved]} {
    if {![info exists gc_sections_available_saved]} {
        # Some targets don't support gc-sections despite whatever's
        # Some targets don't support gc-sections despite whatever's
        # advertised by ld's options.
        # advertised by ld's options.
        if {[istarget arc-*-*]
        if {[istarget arc-*-*]
             || [istarget d30v-*-*]
             || [istarget d30v-*-*]
             || [istarget dlx-*-*]
             || [istarget dlx-*-*]
             || [istarget i960-*-*]
             || [istarget i960-*-*]
             || [istarget or32-*-*]
             || [istarget or32-*-*]
             || [istarget pj*-*-*]
             || [istarget pj*-*-*]
             || [istarget alpha-*-*]
             || [istarget alpha-*-*]
             || [istarget hppa64-*-*]
             || [istarget hppa*64-*-*]
             || [istarget i370-*-*]
             || [istarget i370-*-*]
             || [istarget i860-*-*]
             || [istarget i860-*-*]
             || [istarget ia64-*-*]
             || [istarget ia64-*-*]
             || [istarget mep-*-*]
             || [istarget mep-*-*]
             || [istarget mn10200-*-*]
             || [istarget mn10200-*-*]
             || [istarget *-*-cygwin]
             || [istarget *-*-cygwin]
             || [istarget *-*-mingw*] } {
             || [istarget *-*-mingw*] } {
            set gc_sections_available_saved 0
            set gc_sections_available_saved 0
            return 0
            return 0
        }
        }
        # elf2flt uses -q (--emit-relocs), which is incompatible with
        # elf2flt uses -q (--emit-relocs), which is incompatible with
        # --gc-sections.
        # --gc-sections.
        if { [board_info target exists ldflags]
        if { [board_info target exists ldflags]
             && [regexp " -elf2flt\[ =\]" " [board_info target ldflags] "] } {
             && [regexp " -elf2flt\[ =\]" " [board_info target ldflags] "] } {
            set gc_sections_available_saved 0
            set gc_sections_available_saved 0
            return 0
            return 0
        }
        }
        # Check if the ld used by gcc supports --gc-sections.
        # Check if the ld used by gcc supports --gc-sections.
 
        # FIXME: this test is useless since ld --help always says
 
        # --gc-sections is available
        set ld_output [remote_exec host $ld "--help"]
        set ld_output [remote_exec host $ld "--help"]
        if { [ string first "--gc-sections" $ld_output ] >= 0 } {
        if { [ string first "--gc-sections" $ld_output ] >= 0 } {
            set gc_sections_available_saved 1
            set gc_sections_available_saved 1
        } else {
        } else {
            set gc_sections_available_saved 0
            set gc_sections_available_saved 0
        }
        }
    }
    }
    return $gc_sections_available_saved
    return $gc_sections_available_saved
}
}
 
 
 
# Returns true if -shared is supported on the target
 
# Only used and accurate for ELF targets at the moment
 
 
 
proc check_shared_lib_support { } {
 
    if {![istarget arc-*-*]
 
         && ![istarget avr-*-*]
 
         && ![istarget cr16-*-*]
 
         && ![istarget cris*-*-*]
 
         && ![istarget crx-*-*]
 
         && ![istarget d10v-*-*]
 
         && ![istarget d30v-*-*]
 
         && ![istarget dlx-*-*]
 
         && ![istarget epiphany-*-*]
 
         && ![istarget fr30-*-*]
 
         && ![istarget frv-*-*]
 
         && ![istarget h8300-*-*]
 
         && ![istarget i860-*-*]
 
         && ![istarget i960-*-*]
 
         && ![istarget ip2k-*-*]
 
         && ![istarget iq2000-*-*]
 
         && ![istarget lm32-*-*]
 
         && ![istarget m32c-*-*]
 
         && ![istarget m32r-*-*]
 
         && ![istarget m68hc1*-*-*]
 
         && ![istarget mcore*-*-*]
 
         && ![istarget mep-*-*]
 
         && ![istarget microblaze-*-*]
 
         && ![istarget mn10200-*-*]
 
         && ![istarget moxie-*-*]
 
         && ![istarget msp430-*-*]
 
         && ![istarget mt-*-*]
 
         && ![istarget openrisc-*-*]
 
         && ![istarget or32-*-*]
 
         && ![istarget pj-*-*]
 
         && ![istarget rx-*-*]
 
         && ![istarget spu-*-*]
 
         && ![istarget v850*-*-*]
 
         && ![istarget xstormy16-*-*]
 
         && ![istarget *-*-irix*]
 
         && ![istarget *-*-rtems] } {
 
        return 1
 
    }
 
    return 0
 
}
 
 
# Returns true if the target ld supports the plugin API.
# Returns true if the target ld supports the plugin API.
proc check_plugin_api_available { } {
proc check_plugin_api_available { } {
    global plugin_api_available_saved
    global plugin_api_available_saved
    global ld
    global ld
    if {![info exists plugin_api_available_saved]} {
    if {![info exists plugin_api_available_saved]} {
        # Check if the ld used by gcc supports --plugin.
        # Check if the ld used by gcc supports --plugin.
        set ld_output [remote_exec host $ld "--help"]
        set ld_output [remote_exec host $ld "--help"]
        if { [ string first "-plugin" $ld_output ] >= 0 } {
        if { [ string first "-plugin" $ld_output ] >= 0 } {
            set plugin_api_available_saved 1
            set plugin_api_available_saved 1
        } else {
        } else {
            set plugin_api_available_saved 0
            set plugin_api_available_saved 0
        }
        }
    }
    }
    return $plugin_api_available_saved
    return $plugin_api_available_saved
}
}
# Check if the assembler supports CFI statements.
# Check if the assembler supports CFI statements.
proc check_as_cfi { } {
proc check_as_cfi { } {
    global check_as_cfi_result
    global check_as_cfi_result
    global as
    global as
    if [info exists check_as_cfi_result] {
    if [info exists check_as_cfi_result] {
        return $check_as_cfi_result
        return $check_as_cfi_result
    }
    }
    set as_file "tmpdir/check_as_cfi.s"
    set as_file "tmpdir/check_as_cfi.s"
    set as_fh [open $as_file w 0666]
    set as_fh [open $as_file w 0666]
    puts $as_fh "# Generated file. DO NOT EDIT"
    puts $as_fh "# Generated file. DO NOT EDIT"
    puts $as_fh "\t.cfi_startproc"
    puts $as_fh "\t.cfi_startproc"
    puts $as_fh "\t.cfi_endproc"
    puts $as_fh "\t.cfi_endproc"
    close $as_fh
    close $as_fh
    remote_download host $as_file
    remote_download host $as_file
    verbose -log "Checking CFI support:"
    verbose -log "Checking CFI support:"
    rename "perror" "check_as_cfi_perror"
    rename "perror" "check_as_cfi_perror"
    proc perror { args } { }
    proc perror { args } { }
    set success [ld_assemble $as $as_file "/dev/null"]
    set success [ld_assemble $as $as_file "/dev/null"]
    rename "perror" ""
    rename "perror" ""
    rename "check_as_cfi_perror" "perror"
    rename "check_as_cfi_perror" "perror"
    #remote_file host delete $as_file
    #remote_file host delete $as_file
    set check_as_cfi_result $success
    set check_as_cfi_result $success
    return $success
    return $success
}
}
# Provide virtual target "cfi" for targets supporting CFI.
# Provide virtual target "cfi" for targets supporting CFI.
rename "istarget" "istarget_ld"
rename "istarget" "istarget_ld"
proc istarget { target } {
proc istarget { target } {
    if {$target == "cfi"} {
    if {$target == "cfi"} {
        return [check_as_cfi]
        return [check_as_cfi]
    }
    }
    return [istarget_ld $target]
    return [istarget_ld $target]
}
}
 
 

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