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[/] [openrisc/] [trunk/] [gnu-src/] [binutils-2.20.1/] [ld/] [testsuite/] [ld-shared/] [shared.exp] - Rev 262
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# Expect script for ld-shared tests
# Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
# 2004, 2005, 2007, 2008, 2009
# Free Software Foundation, Inc.
#
# This file is part of the GNU Binutils.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
# MA 02110-1301, USA.
#
# Written by Ian Lance Taylor (ian@cygnus.com)
#
# Make sure that ld can generate ELF shared libraries.
# Note that linking against ELF shared libraries is tested by the
# bootstrap test.
# This test can only be run if ld generates native executables.
if ![isnative] then {return}
# This test can only be run on a couple of ELF platforms.
# Square bracket expressions seem to confuse istarget.
if { ![istarget hppa*64*-*-hpux*] \
&& ![istarget hppa*-*-linux*] \
&& ![istarget i?86-*-sysv4*] \
&& ![istarget i?86-*-unixware] \
&& ![istarget i?86-*-elf*] \
&& ![istarget i?86-*-linux*] \
&& ![istarget ia64-*-elf*] \
&& ![istarget ia64-*-linux*] \
&& ![istarget m68k-*-linux*] \
&& ![istarget mips*-*-irix5*] \
&& ![istarget mips*-*-linux*] \
&& ![istarget powerpc-*-elf*] \
&& ![istarget powerpc-*-linux*] \
&& ![istarget powerpc-*-sysv4*] \
&& ![istarget sparc*-*-elf] \
&& ![istarget sparc*-*-solaris2*] \
&& ![istarget sparc*-*-sunos4*] \
&& ![istarget sparc*-*-linux*] \
&& ![istarget arm*-*-linux*] \
&& ![istarget alpha*-*-linux*] \
&& ![istarget rs6000*-*-aix*] \
&& ![istarget powerpc*-*-aix*] \
&& ![istarget s390*-*-linux*] \
&& ![istarget x86_64-*-linux*] } {
return
}
if { [istarget *-*-linux*aout*] \
|| [istarget *-*-linux*oldld*] } {
return
}
set tmpdir tmpdir
set SHCFLAG ""
if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
# AIX shared libraries do not seem to support useful features,
# like overriding the shared library function or letting the
# shared library refer to objects defined in the main program. We
# avoid testing those features.
set SHCFLAG "-DXCOFF_TEST"
# The AIX 3.2.5 loader appears to randomly fail when loading
# shared libraries from NSF mounted partitions, so we avoid any
# potential problems by using a local directory.
catch {exec /bin/sh -c "echo $$"} pid
set tmpdir /usr/tmp/ld.$pid
catch "exec mkdir $tmpdir" exec_status
# On AIX, we need to explicitly export the symbols the shared
# library is going to provide, and need.
set file [open $tmpdir/xcoff.exp w]
puts $file shlibvar1
puts $file shlibvar2
puts $file shlib_shlibvar1
puts $file shlib_shlibvar2
puts $file shlib_shlibcall
puts $file shlib_shlibcalled
puts $file shlib_checkfunptr1
puts $file shlib_getfunptr1
puts $file shlib_check
close $file
}
# The test procedure.
proc shared_test { progname testname main sh1 sh2 dat args } {
global CC
global srcdir
global subdir
global exec_output
global host_triplet
global tmpdir
if [llength $args] { set shldflags [lindex $args 0] } else { set shldflags "" }
# Build the shared library.
# On AIX, we need to use an export file.
set shared -shared
if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
set shared "-bM:SRE -bE:$tmpdir/xcoff.exp"
}
if {![ld_simple_link $CC $tmpdir/$progname.so "$shared $shldflags $tmpdir/$sh1 $tmpdir/$sh2"]} {
fail "$testname"
return
}
# Link against the shared library. Use -rpath so that the
# dynamic linker can locate the shared library at runtime.
# On AIX, we must include /lib in -rpath, as otherwise the loader
# can not find -lc.
set rpath $tmpdir
if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
set rpath /lib:$tmpdir
}
if ![ld_simple_link $CC $tmpdir/$progname "-Wl,-rpath,$rpath $tmpdir/$main $tmpdir/$progname.so"] {
fail "$testname"
return
}
# Run the resulting program
send_log "$tmpdir/$progname >$tmpdir/$progname.out\n"
verbose "$tmpdir/$progname >$tmpdir/$progname.out"
catch "exec $tmpdir/$progname >$tmpdir/$progname.out" exec_output
if ![string match "" $exec_output] then {
send_log "$exec_output\n"
verbose "$exec_output"
fail "$testname"
return
}
send_log "diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat\n"
verbose "diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat"
catch "exec diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat" exec_output
set exec_output [prune_warnings $exec_output]
if {![string match "" $exec_output]} then {
send_log "$exec_output\n"
verbose "$exec_output"
fail "$testname"
return
}
pass "$testname"
}
if [istarget mips*-*-*] {
set picflag ""
} else {
# Unfortunately, the gcc argument is -fpic and the cc argument is
# -KPIC. We have to try both.
set picflag "-fpic"
send_log "$CC $picflag\n"
verbose "$CC $picflag"
catch "exec $CC $picflag" exec_output
send_log "$exec_output\n"
verbose "--" "$exec_output"
if { [string match "*illegal option*" $exec_output] \
|| [string match "*option ignored*" $exec_output] \
|| [string match "*unrecognized option*" $exec_output] \
|| [string match "*passed to ld*" $exec_output] } {
if [istarget *-*-sunos4*] {
set picflag "-pic"
} else {
set picflag "-KPIC"
}
}
}
verbose "Using $picflag to compile PIC code"
# Compile the main program.
if ![ld_compile "$CC $CFLAGS $SHCFLAG" $srcdir/$subdir/main.c $tmpdir/mainnp.o] {
unresolved "shared (non PIC)"
unresolved "shared"
} else {
# The shared library is composed of two files. First compile them
# without using -fpic. That should work on an ELF system,
# although it will be less efficient because the dynamic linker
# will need to do more relocation work. However, note that not
# using -fpic will cause some of the tests to return different
# results.
if { ![ld_compile "$CC $CFLAGS $SHCFLAG" $srcdir/$subdir/sh1.c $tmpdir/sh1np.o]
|| ![ld_compile "$CC $CFLAGS $SHCFLAG" $srcdir/$subdir/sh2.c $tmpdir/sh2np.o] } {
unresolved "shared (non PIC)"
} else { if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
shared_test shnp "shared (nonPIC)" mainnp.o sh1np.o sh2np.o xcoff
} else {
# SunOS non PIC shared libraries don't permit some cases of
# overriding.
setup_xfail "*-*-sunos4*"
setup_xfail "ia64-*-linux*"
setup_xfail "alpha*-*-linux*"
if { ![istarget hppa*64*-*-linux*] } {
setup_xfail "hppa*-*-linux*"
}
if { [istarget sparc*-*-linux*] && [is_elf64 $tmpdir/mainnp.o] } {
setup_xfail "sparc*-*-linux*"
}
setup_xfail "x86_64-*-linux*"
setup_xfail "s390x-*-linux*"
shared_test shnp "shared (non PIC)" mainnp.o sh1np.o sh2np.o shared
# Test ELF shared library relocations with a non-zero load
# address for the library. Near as I can tell, the R_*_RELATIVE
# relocations for various targets are broken in the case where
# the load address is not zero (which is the default).
setup_xfail "*-*-sunos4*"
setup_xfail "*-*-linux*libc1"
setup_xfail "powerpc-*-linux*"
setup_xfail "ia64-*-linux*"
setup_xfail "alpha*-*-linux*"
setup_xfail "mips*-*-linux*"
if { ![istarget hppa*64*-*-linux*] } {
setup_xfail "hppa*-*-linux*"
}
if { [istarget sparc*-*-linux*] && [is_elf64 $tmpdir/mainnp.o] } {
setup_xfail "sparc*-*-linux*"
}
setup_xfail "x86_64-*-linux*"
setup_xfail "s390x-*-linux*"
shared_test shnp "shared (non PIC, load offset)" \
mainnp.o sh1np.o sh2np.o shared \
"-T $srcdir/$subdir/elf-offset.ld"
} }
# Now compile the code using -fpic.
if { ![ld_compile "$CC $CFLAGS $SHCFLAG $picflag" $srcdir/$subdir/sh1.c $tmpdir/sh1p.o]
|| ![ld_compile "$CC $CFLAGS $SHCFLAG $picflag" $srcdir/$subdir/sh2.c $tmpdir/sh2p.o] } {
unresolved "shared"
} else {
# SunOS can not compare function pointers correctly
if [istarget "*-*-sunos4*"] {
shared_test shp "shared" mainnp.o sh1p.o sh2p.o sun4
} else { if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
shared_test shp "shared" mainnp.o sh1p.o sh2p.o xcoff
} else {
shared_test shp "shared" mainnp.o sh1p.o sh2p.o shared
ld_compile "$CC $CFLAGS -DSYMBOLIC_TEST -DXCOFF_TEST $SHCFLAG" $srcdir/$subdir/main.c $tmpdir/mainnp.o
ld_compile "$CC $CFLAGS -DSYMBOLIC_TEST -DXCOFF_TEST $SHCFLAG $picflag" $srcdir/$subdir/sh1.c $tmpdir/sh1p.o
shared_test shp "shared -Bsymbolic" mainnp.o sh1p.o sh2p.o symbolic "-Bsymbolic"
ld_compile "$CC $CFLAGS $SHCFLAG" $srcdir/$subdir/main.c $tmpdir/mainnp.o
ld_compile "$CC $CFLAGS $SHCFLAG $picflag" $srcdir/$subdir/sh1.c $tmpdir/sh1p.o
} }
}
}
# Now do the same tests again, but this time compile main.c PIC.
if ![ld_compile "$CC $CFLAGS $SHCFLAG $picflag" $srcdir/$subdir/main.c $tmpdir/mainp.o] {
unresolved "shared (PIC main, non PIC so)"
unresolved "shared (PIC main)"
} else {
if { [file exists $tmpdir/sh1np.o ] && [ file exists $tmpdir/sh2np.o ] } {
if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
shared_test shmpnp "shared (PIC main, non PIC so)" mainp.o sh1np.o sh2np.o xcoff
} else {
# SunOS non PIC shared libraries don't permit some cases of
# overriding.
setup_xfail "*-*-sunos4*"
setup_xfail "ia64-*-linux*"
setup_xfail "alpha*-*-linux*"
if { ![istarget hppa*64*-*-linux*] } {
setup_xfail "hppa*-*-linux*"
}
if { [istarget sparc*-*-linux*] && [is_elf64 $tmpdir/mainp.o] } {
setup_xfail "sparc*-*-linux*"
}
setup_xfail "x86_64-*-linux*"
setup_xfail "s390x-*-linux*"
shared_test shmpnp "shared (PIC main, non PIC so)" mainp.o sh1np.o sh2np.o shared
}
} else {
unresolved "shared (PIC main, non PIC so)"
}
if { [file exists $tmpdir/sh1p.o ] && [ file exists $tmpdir/sh2p.o ] } {
if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
shared_test shmpp "shared (PIC main)" mainp.o sh1p.o sh2p.o xcoff
} else {
shared_test shmpp "shared (PIC main)" mainp.o sh1p.o sh2p.o shared
}
} else {
unresolved "shared (PIC main)"
}
}
if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
# Remove the temporary directory.
catch "exec rm -rf $tmpdir" exec_status
}
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