[deliverable/binutils-gdb.git] / ld / testsuite / ld-elfvsb / elfvsb.exp

# Expect script for ld-visibility tests
#   Copyright 2000, 2001, 2003 Free Software Foundation, Inc.
#
# 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
# the Free Software Foundation; either version 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
# Written by Ian Lance Taylor (ian@cygnus.com)
#	     and H.J. Lu (hjl@gnu.org)
#

# Make sure that ld can generate ELF shared libraries with visibility.

# 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-*-linux*] \
     && ![istarget ia64-*-linux*] \
     && ![istarget m68k-*-linux*] \
     && ![istarget mips*-*-linux*] \
     && ![istarget powerpc-*-linux*] \
     && ![istarget arm*-*-linux*] \
     && ![istarget alpha*-*-linux*] \
     && ![istarget sparc*-*-linux*] \
     && ![istarget s390*-*-linux*] \
     && ![istarget x86_64-*-linux*] } {
    return
}

if { [istarget *-*-linux*aout*] \
     || [istarget *-*-linux*oldld*] } {
    return
}

set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
foreach t $test_list {
    # We need to strip the ".d", but can leave the dirname.
    verbose [file rootname $t]
    run_dump_test [file rootname $t]
}

# The remaining tests can only be run if ld generates native executables.
if ![isnative] then {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
}

set support_protected "no"

if [istarget *-*-linux*] {
    if [ld_compile "$CC -g $CFLAGS -DPROTECTED_CHECK" $srcdir/$subdir/main.c $tmpdir/main.o] {
      if [ld_link $ld $tmpdir/main "$tmpdir/main.o"] {
	catch "exec $tmpdir/main" support_protected
      }
    }
}

# The test procedure.
proc visibility_test { visibility progname testname main sh1 sh2 dat args } {
    global ld
    global srcdir
    global subdir
    global exec_output
    global link_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 $ld $tmpdir/$progname.so "$shared $shldflags $tmpdir/$sh1 $tmpdir/$sh2"]} {
	if { [ string match $visibility "hidden_undef" ]
	     && [regexp ".*/sh1.c.*: undefined reference to \`visibility\'" $link_output]
	     && [regexp ".*/sh1.c.*: undefined reference to \`visibility_var\'" $link_output] } {
    	    pass "$testname"
	} else { if { [ string match $visibility "protected_undef" ]
	     && [regexp ".*/sh1.c.*: undefined reference to \`visibility\'" $link_output]
	     && [regexp ".*/sh1.c.*: undefined reference to \`visibility_var\'" $link_output] } {
    	    pass "$testname"
	} else {
	    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_link $ld $tmpdir/$progname "-rpath $rpath $tmpdir/$main $tmpdir/$progname.so"] {
	if { [ string match $visibility "hidden" ]
	     && [regexp ".*/main.c.*: undefined reference to \`visibility\'" $link_output]
	     && [regexp ".*/main.c.*: undefined reference to \`visibility_var\'" $link_output] } {
    	    pass "$testname"
	} else { if { [ string match $visibility "hidden_undef_def" ]
	     && [regexp ".*/main.c.*: undefined reference to \`visibility\'" $link_output]
	     && [regexp ".*/main.c.*: undefined reference to \`visibility_def\'" $link_output]
	     && [regexp ".*/main.c.*: undefined reference to \`visibility_func\'" $link_output]
	     && [regexp ".*/main.c.*: undefined reference to \`visibility_var\'" $link_output] } {
    	    pass "$testname"
	} else {
    	    fail "$testname"
	}}
    	return
    }

    if { [ string match $visibility "hidden" ]
	 || [ string match $visibility "hidden_undef" ]
	 || [ string match $visibility "protected_undef" ] } {
	fail "$testname"
    }

    # 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"
}

proc visibility_run {visibility} {
    global CC
    global CFLAGS
    global SHCFLAG
    global srcdir
    global subdir
    global tmpdir
    global picflag
    global target_triplet
    global support_protected

    if [ string match $visibility "hidden" ] {
	set VSBCFLAG "-DHIDDEN_TEST"
    } else { if [ string match $visibility "hidden_normal" ] {
	set VSBCFLAG "-DHIDDEN_NORMAL_TEST"
    } else { if [ string match $visibility "hidden_undef" ] {
	set VSBCFLAG "-DHIDDEN_UNDEF_TEST"
    } else { if [ string match $visibility "hidden_undef_def" ] {
	set VSBCFLAG "-DHIDDEN_UNDEF_TEST -DDSO_DEFINE_TEST"
    } else { if [ string match $visibility "hidden_weak" ] {
	set VSBCFLAG "-DHIDDEN_WEAK_TEST"
    } else { if [ string match $visibility "protected" ] {
	set VSBCFLAG "-DPROTECTED_TEST"
    } else { if [ string match $visibility "protected_undef" ] {
	set VSBCFLAG "-DPROTECTED_UNDEF_TEST"
    } else { if [ string match $visibility "protected_undef_def" ] {
	set VSBCFLAG "-DPROTECTED_UNDEF_TEST -DDSO_DEFINE_TEST"
    } else { if [ string match $visibility "protected_weak" ] {
	set VSBCFLAG "-DPROTECTED_WEAK_TEST"
    } else {
	set VSBCFLAG ""
    }}}}}}}}}

    # Compile the main program.
    if ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG" $srcdir/$subdir/main.c $tmpdir/mainnp.o] {
	unresolved "visibility ($visibility) (non PIC)"
	unresolved "visibility ($visibility)"
    } else {
	# The shared library is composed of two files.  First compile them
	# without using -fpic.  That should work on an ELF system,
	# although it will be less efficient because the dynamic linker
	# will need to do more relocation work.  However, note that not
	# using -fpic will cause some of the tests to return different
	# results.
	if { ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG" $srcdir/$subdir/sh1.c $tmpdir/sh1np.o]
	     || ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG" $srcdir/$subdir/sh2.c $tmpdir/sh2np.o] } {
	    unresolved "visibility ($visibility) (non PIC)"
	} else { if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
	    visibility_test $visibility vnp "visibility ($visibility) (non PIC)" mainnp.o sh1np.o sh2np.o xcoff
	} else {
	    # SunOS non PIC shared libraries don't permit some cases of
	    # overriding.
	    if { [ string match $visibility "protected" ]
		 || [ string match $visibility "protected_undef_def" ] } {
		if [ string match $support_protected "no" ] {
		    setup_xfail $target_triplet
		}
	    } else {
		setup_xfail "*-*-sunos4*"
	    }
	    if { [ string match $visibility "hidden_weak" ]
		 || [ string match $visibility "protected_weak" ] } {
		setup_xfail "powerpc-*-linux*"
	    }

	    # Non-pic code uses name binding rules for applications to
	    # reference variables by gp-relative relocs, which can't be
	    # used with overridable symbols.
	    if { ![ string match $visibility "hidden_undef" ]
		 && ![ string match $visibility "protected_undef" ] } {
		setup_xfail "ia64-*-linux*"
		setup_xfail "alpha*-*-linux*"
	    }
	    if { ![ string match $visibility "hidden" ]
		 && ![ string match $visibility "hidden_undef" ]
		 && ![ string match $visibility "hidden_undef_def" ]
		 && ![ string match $visibility "protected_undef" ] } {
		setup_xfail "s390x-*-linux*"
	    }
	    setup_xfail "x86_64-*-linux*"

	    visibility_test $visibility vnp "visibility ($visibility) (non PIC)" mainnp.o sh1np.o sh2np.o elfvsb

	    # 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).
	    if { [ string match $visibility "protected" ]
		 || [ string match $visibility "protected_undef_def" ] } {
		if [ string match $support_protected "no" ] {
		    setup_xfail $target_triplet
		}
	    } else {
		setup_xfail "*-*-sunos4*"
		setup_xfail "*-*-linux*libc1"
	    }
	    if { [ string match $visibility "hidden_normal" ]
		 || [ string match $visibility "hidden_weak" ]
		 || [ string match $visibility "protected" ]
		 || [ string match $visibility "protected_undef_def" ]
		 || [ string match $visibility "protected_weak" ]
		 || [ string match $visibility "normal" ] } {
		setup_xfail "powerpc-*-linux*"
	    }
	    if { ![ string match $visibility "hidden_undef" ]
		 && ![ string match $visibility "protected_undef" ] } {
		setup_xfail "ia64-*-linux*"
		setup_xfail "alpha*-*-linux*"
		setup_xfail "mips*-*-linux*"
	    }
	    setup_xfail "x86_64-*-linux*"
	    visibility_test $visibility vnp "visibility ($visibility) (non PIC, load offset)" \
		mainnp.o sh1np.o sh2np.o elfvsb \
		"-T $srcdir/$subdir/elf-offset.ld"
	} }

	# Now compile the code using -fpic.

	if { ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG $picflag" $srcdir/$subdir/sh1.c $tmpdir/sh1p.o] 
	    || ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG $picflag" $srcdir/$subdir/sh2.c $tmpdir/sh2p.o] } {
	    unresolved "visibility ($visibility)"
	} else {
	    if { [ string match $visibility "protected" ]
		 || [ string match $visibility "protected_undef_def" ] } {
		if [ string match $support_protected "no" ] {
		    setup_xfail $target_triplet
		}
	    }
	    # SunOS can not compare function pointers correctly
	    if [istarget "*-*-sunos4*"] {
		visibility_test $visibility vp "visibility ($visibility)" mainnp.o sh1p.o sh2p.o sun4
	    } else { if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
		visibility_test $visibility vp "visibility ($visibility)" mainnp.o sh1p.o sh2p.o xcoff
	    } else {
		visibility_test $visibility vp "visibility ($visibility)" mainnp.o sh1p.o sh2p.o elfvsb
	    } }
	}
    }

    # Now do the same tests again, but this time compile main.c PIC.
    if ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG $picflag" $srcdir/$subdir/main.c $tmpdir/mainp.o] {
	unresolved "visibility ($visibility) (PIC main, non PIC so)"
	unresolved "visibility ($visibility) (PIC main)"
    } else {
	if { [file exists $tmpdir/sh1np.o ] && [ file exists $tmpdir/sh2np.o ] } {
	    if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
		visibility_test $visibility vmpnp "visibility ($visibility) (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.
		if { [ string match $visibility "protected" ]
		     || [ string match $visibility "protected_undef_def" ] } {
		    if [ string match $support_protected "no" ] {
			setup_xfail $target_triplet
		    }
		} else {
		    setup_xfail "*-*-sunos4*"
		}
		if { [ string match $visibility "hidden_weak" ]
		     || [ string match $visibility "protected_weak" ] } {
		    setup_xfail "powerpc-*-linux*"
		}
		if { ![ string match $visibility "hidden_undef" ]
		     && ![ string match $visibility "protected_undef" ] } {
		    setup_xfail "ia64-*-linux*"
		    setup_xfail "alpha*-*-linux*"
		}
		if { ![ string match $visibility "hidden" ]
		     && ![ string match $visibility "hidden_undef" ]
		     && ![ string match $visibility "hidden_undef_def" ]
		     && ![ string match $visibility "protected_undef" ] } {
		    setup_xfail "s390x-*-linux*"
		}
		setup_xfail "x86_64-*-linux*"
		visibility_test $visibility vmpnp "visibility ($visibility) (PIC main, non PIC so)" mainp.o sh1np.o sh2np.o elfvsb
	    }
	} else {
	    unresolved "visibility (PIC main, non PIC so)"
	}

	if { [file exists $tmpdir/sh1p.o ] && [ file exists $tmpdir/sh2p.o ] } {
	    if { [ string match $visibility "protected" ]
		 || [ string match $visibility "protected_undef_def" ] } {
		if [ string match $support_protected "no" ] {
		    setup_xfail $target_triplet
		}
	    }
	    if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
		visibility_test $visibility vmpp "visibility ($visibility) (PIC main)" mainp.o sh1p.o sh2p.o xcoff
	    } else {
		visibility_test $visibility vmpp "visibility ($visibility) (PIC main)" mainp.o sh1p.o sh2p.o elfvsb
	    }
	} else {
	    unresolved "visibility ($visibility) (PIC main)"
	}
    }
}

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"

visibility_run hidden
visibility_run hidden_normal
visibility_run hidden_undef
visibility_run hidden_undef_def
visibility_run hidden_weak
visibility_run protected
visibility_run protected_undef
visibility_run protected_undef_def
visibility_run protected_weak
visibility_run normal

if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
    # Remove the temporary directory.
    catch "exec rm -rf $tmpdir" exec_status
}
Commit	Line	Data
6fc49d28	1	# Expect script for ld-visibility tests
9147e853	2	# Copyright 2000, 2001, 2003 Free Software Foundation, Inc.
6fc49d28 L	3	#
	4	# This file is free software; you can redistribute it and/or modify
	5	# it under the terms of the GNU General Public License as published by
	6	# the Free Software Foundation; either version 2 of the License, or
	7	# (at your option) any later version.
	8	#
	9	# This program is distributed in the hope that it will be useful,
	10	# but WITHOUT ANY WARRANTY; without even the implied warranty of
	11	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	12	# GNU General Public License for more details.
	13	#
	14	# You should have received a copy of the GNU General Public License
	15	# along with this program; if not, write to the Free Software
	16	# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
	17	#
	18	# Written by Ian Lance Taylor (ian@cygnus.com)
	19	# and H.J. Lu (hjl@gnu.org)
	20	#
	21
	22	# Make sure that ld can generate ELF shared libraries with visibility.
	23
6fc49d28 L	24	# This test can only be run on a couple of ELF platforms.
6fc49d28 L	25	# Square bracket expressions seem to confuse istarget.
19c7c582 AM	26	if { ![istarget hppa64--hpux] \
	27	&& ![istarget hppa--linux*] \
	28	&& ![istarget i?86--linux] \
ad995491	29	&& ![istarget ia64--linux] \
6fc49d28	30	&& ![istarget m68k--linux] \
66517a2f	31	&& ![istarget mips--linux*] \
6fc49d28	32	&& ![istarget powerpc--linux] \
4f38fc1c	33	&& ![istarget arm--linux*] \
2ffd68ef	34	&& ![istarget alpha--linux*] \
9147e853 JJ	35	&& ![istarget sparc--linux*] \
	36	&& ![istarget s390--linux*] \
	37	&& ![istarget x86_64--linux] } {
6fc49d28 L	38	return
	39	}
	40
	41	if { [istarget --linuxaout] \
	42	\|\| [istarget --linuxoldld] } {
	43	return
	44	}
	45
04827a14 L	46	set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
	47	foreach t $test_list {
	48	# We need to strip the ".d", but can leave the dirname.
	49	verbose [file rootname $t]
	50	run_dump_test [file rootname $t]
	51	}
	52
3a8260b2 AS	53	# The remaining tests can only be run if ld generates native executables.
	54	if ![isnative] then {return}
	55
6fc49d28 L	56	set tmpdir tmpdir
	57	set SHCFLAG ""
	58
	59	if { [istarget rs6000--aix] \|\| [istarget powerpc--aix] } {
	60
	61	# AIX shared libraries do not seem to support useful features,
	62	# like overriding the shared library function or letting the
	63	# shared library refer to objects defined in the main program. We
	64	# avoid testing those features.
	65	set SHCFLAG "-DXCOFF_TEST"
	66
	67	# The AIX 3.2.5 loader appears to randomly fail when loading
	68	# shared libraries from NSF mounted partitions, so we avoid any
	69	# potential problems by using a local directory.
	70	catch {exec /bin/sh -c "echo $$"} pid
	71	set tmpdir /usr/tmp/ld.$pid
	72	catch "exec mkdir $tmpdir" exec_status
	73
	74	# On AIX, we need to explicitly export the symbols the shared
	75	# library is going to provide, and need.
	76	set file [open $tmpdir/xcoff.exp w]
	77	puts $file shlibvar1
	78	puts $file shlibvar2
	79	puts $file shlib_shlibvar1
	80	puts $file shlib_shlibvar2
	81	puts $file shlib_shlibcall
	82	puts $file shlib_shlibcalled
	83	puts $file shlib_checkfunptr1
	84	puts $file shlib_getfunptr1
	85	puts $file shlib_check
	86	close $file
	87	}
	88
08c44e65 L	89	set support_protected "no"
	90
	91	if [istarget --linux*] {
360e9586	92	if [ld_compile "$CC -g $CFLAGS -DPROTECTED_CHECK" $srcdir/$subdir/main.c $tmpdir/main.o] {
08c44e65 L	93	if [ld_link $ld $tmpdir/main "$tmpdir/main.o"] {
	94	catch "exec $tmpdir/main" support_protected
	95	}
	96	}
	97	}
	98
6fc49d28 L	99	# The test procedure.
	100	proc visibility_test { visibility progname testname main sh1 sh2 dat args } {
	101	global ld
	102	global srcdir
	103	global subdir
	104	global exec_output
	105	global link_output
	106	global host_triplet
	107	global tmpdir
	108
	109	if [llength $args] { set shldflags [lindex $args 0] } else { set shldflags "" }
	110
	111	# Build the shared library.
	112	# On AIX, we need to use an export file.
	113	set shared -shared
	114	if { [istarget rs6000--aix] \|\| [istarget powerpc--aix] } {
	115	set shared "-bM:SRE -bE:$tmpdir/xcoff.exp"
	116	}
	117	if {![ld_simple_link $ld $tmpdir/$progname.so "$shared $shldflags $tmpdir/$sh1 $tmpdir/$sh2"]} {
7cda33a1 L	118	if { [ string match $visibility "hidden_undef" ]
	119	&& [regexp "./sh1.c.: undefined reference to \`visibility\'" $link_output]
	120	&& [regexp "./sh1.c.: undefined reference to \`visibility_var\'" $link_output] } {
	121	pass "$testname"
	122	} else { if { [ string match $visibility "protected_undef" ]
	123	&& [regexp "./sh1.c.: undefined reference to \`visibility\'" $link_output]
	124	&& [regexp "./sh1.c.: undefined reference to \`visibility_var\'" $link_output] } {
	125	pass "$testname"
	126	} else {
	127	fail "$testname"
	128	}}
6fc49d28 L	129	return
	130	}
	131
	132	# Link against the shared library. Use -rpath so that the
	133	# dynamic linker can locate the shared library at runtime.
	134	# On AIX, we must include /lib in -rpath, as otherwise the loader
	135	# can not find -lc.
	136	set rpath $tmpdir
	137	if { [istarget rs6000--aix] \|\| [istarget powerpc--aix] } {
	138	set rpath /lib:$tmpdir
	139	}
	140	if ![ld_link $ld $tmpdir/$progname "-rpath $rpath $tmpdir/$main $tmpdir/$progname.so"] {
	141	if { [ string match $visibility "hidden" ]
7cda33a1 L	142	&& [regexp "./main.c.: undefined reference to \`visibility\'" $link_output]
	143	&& [regexp "./main.c.: undefined reference to \`visibility_var\'" $link_output] } {
	144	pass "$testname"
	145	} else { if { [ string match $visibility "hidden_undef_def" ]
	146	&& [regexp "./main.c.: undefined reference to \`visibility\'" $link_output]
1b1fe8fe L	147	&& [regexp "./main.c.: undefined reference to \`visibility_def\'" $link_output]
1b1fe8fe L	148	&& [regexp "./main.c.: undefined reference to \`visibility_func\'" $link_output]
7cda33a1	149	&& [regexp "./main.c.: undefined reference to \`visibility_var\'" $link_output] } {
6fc49d28 L	150	pass "$testname"
	151	} else {
	152	fail "$testname"
7cda33a1	153	}}
6fc49d28 L	154	return
	155	}
	156
7cda33a1 L	157	if { [ string match $visibility "hidden" ]
	158	\|\| [ string match $visibility "hidden_undef" ]
	159	\|\| [ string match $visibility "protected_undef" ] } {
6fc49d28 L	160	fail "$testname"
	161	}
	162
	163	# Run the resulting program
	164	send_log "$tmpdir/$progname >$tmpdir/$progname.out\n"
	165	verbose "$tmpdir/$progname >$tmpdir/$progname.out"
	166	catch "exec $tmpdir/$progname >$tmpdir/$progname.out" exec_output
	167	if ![string match "" $exec_output] then {
	168	send_log "$exec_output\n"
	169	verbose "$exec_output"
	170	fail "$testname"
	171	return
	172	}
	173
	174	send_log "diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat\n"
	175	verbose "diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat"
	176	catch "exec diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat" exec_output
	177	set exec_output [prune_warnings $exec_output]
	178
	179	if {![string match "" $exec_output]} then {
	180	send_log "$exec_output\n"
	181	verbose "$exec_output"
	182	fail "$testname"
	183	return
	184	}
	185
	186	pass "$testname"
	187	}
	188
	189	proc visibility_run {visibility} {
	190	global CC
	191	global CFLAGS
	192	global SHCFLAG
	193	global srcdir
	194	global subdir
	195	global tmpdir
	196	global picflag
	197	global target_triplet
08c44e65	198	global support_protected
6fc49d28 L	199
	200	if [ string match $visibility "hidden" ] {
	201	set VSBCFLAG "-DHIDDEN_TEST"
	202	} else { if [ string match $visibility "hidden_normal" ] {
	203	set VSBCFLAG "-DHIDDEN_NORMAL_TEST"
7cda33a1 L	204	} else { if [ string match $visibility "hidden_undef" ] {
	205	set VSBCFLAG "-DHIDDEN_UNDEF_TEST"
	206	} else { if [ string match $visibility "hidden_undef_def" ] {
	207	set VSBCFLAG "-DHIDDEN_UNDEF_TEST -DDSO_DEFINE_TEST"
	208	} else { if [ string match $visibility "hidden_weak" ] {
	209	set VSBCFLAG "-DHIDDEN_WEAK_TEST"
6fc49d28 L	210	} else { if [ string match $visibility "protected" ] {
6fc49d28 L	211	set VSBCFLAG "-DPROTECTED_TEST"
7cda33a1 L	212	} else { if [ string match $visibility "protected_undef" ] {
	213	set VSBCFLAG "-DPROTECTED_UNDEF_TEST"
	214	} else { if [ string match $visibility "protected_undef_def" ] {
	215	set VSBCFLAG "-DPROTECTED_UNDEF_TEST -DDSO_DEFINE_TEST"
	216	} else { if [ string match $visibility "protected_weak" ] {
	217	set VSBCFLAG "-DPROTECTED_WEAK_TEST"
6fc49d28 L	218	} else {
6fc49d28 L	219	set VSBCFLAG ""
7cda33a1	220	}}}}}}}}}
6fc49d28 L	221
6fc49d28 L	222	# Compile the main program.
360e9586	223	if ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG" $srcdir/$subdir/main.c $tmpdir/mainnp.o] {
6fc49d28 L	224	unresolved "visibility ($visibility) (non PIC)"
	225	unresolved "visibility ($visibility)"
	226	} else {
	227	# The shared library is composed of two files. First compile them
	228	# without using -fpic. That should work on an ELF system,
	229	# although it will be less efficient because the dynamic linker
	230	# will need to do more relocation work. However, note that not
	231	# using -fpic will cause some of the tests to return different
	232	# results.
360e9586 L	233	if { ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG" $srcdir/$subdir/sh1.c $tmpdir/sh1np.o]
360e9586 L	234	\|\| ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG" $srcdir/$subdir/sh2.c $tmpdir/sh2np.o] } {
6fc49d28 L	235	unresolved "visibility ($visibility) (non PIC)"
6fc49d28 L	236	} else { if { [istarget rs6000--aix] \|\| [istarget powerpc--aix] } {
ad995491	237	visibility_test $visibility vnp "visibility ($visibility) (non PIC)" mainnp.o sh1np.o sh2np.o xcoff
6fc49d28 L	238	} else {
	239	# SunOS non PIC shared libraries don't permit some cases of
	240	# overriding.
1345a0c0 L	241	if { [ string match $visibility "protected" ]
1345a0c0 L	242	\|\| [ string match $visibility "protected_undef_def" ] } {
08c44e65 L	243	if [ string match $support_protected "no" ] {
	244	setup_xfail $target_triplet
	245	}
6fc49d28 L	246	} else {
	247	setup_xfail "--sunos4*"
	248	}
d1d8dddf L	249	if { [ string match $visibility "hidden_weak" ]
	250	\|\| [ string match $visibility "protected_weak" ] } {
	251	setup_xfail "powerpc--linux"
	252	}
212a6b8e RH	253
	254	# Non-pic code uses name binding rules for applications to
	255	# reference variables by gp-relative relocs, which can't be
	256	# used with overridable symbols.
ad995491 L	257	if { ![ string match $visibility "hidden_undef" ]
	258	&& ![ string match $visibility "protected_undef" ] } {
	259	setup_xfail "ia64--linux"
212a6b8e	260	setup_xfail "alpha--linux*"
ad995491	261	}
4648dfcf MS	262	if { ![ string match $visibility "hidden" ]
	263	&& ![ string match $visibility "hidden_undef" ]
	264	&& ![ string match $visibility "hidden_undef_def" ]
	265	&& ![ string match $visibility "protected_undef" ] } {
	266	setup_xfail "s390x--linux"
	267	}
9147e853	268	setup_xfail "x86_64--linux"
212a6b8e	269
6fc49d28 L	270	visibility_test $visibility vnp "visibility ($visibility) (non PIC)" mainnp.o sh1np.o sh2np.o elfvsb
	271
	272	# Test ELF shared library relocations with a non-zero load
	273	# address for the library. Near as I can tell, the R_*_RELATIVE
	274	# relocations for various targets are broken in the case where
	275	# the load address is not zero (which is the default).
1345a0c0 L	276	if { [ string match $visibility "protected" ]
1345a0c0 L	277	\|\| [ string match $visibility "protected_undef_def" ] } {
08c44e65 L	278	if [ string match $support_protected "no" ] {
	279	setup_xfail $target_triplet
	280	}
6fc49d28 L	281	} else {
	282	setup_xfail "--sunos4*"
	283	setup_xfail "--linux*libc1"
	284	}
d1d8dddf L	285	if { [ string match $visibility "hidden_normal" ]
	286	\|\| [ string match $visibility "hidden_weak" ]
	287	\|\| [ string match $visibility "protected" ]
	288	\|\| [ string match $visibility "protected_undef_def" ]
	289	\|\| [ string match $visibility "protected_weak" ]
	290	\|\| [ string match $visibility "normal" ] } {
	291	setup_xfail "powerpc--linux"
	292	}
ad995491 L	293	if { ![ string match $visibility "hidden_undef" ]
	294	&& ![ string match $visibility "protected_undef" ] } {
	295	setup_xfail "ia64--linux"
212a6b8e	296	setup_xfail "alpha--linux*"
66517a2f	297	setup_xfail "mips--linux*"
ad995491	298	}
9147e853	299	setup_xfail "x86_64--linux"
6fc49d28 L	300	visibility_test $visibility vnp "visibility ($visibility) (non PIC, load offset)" \
	301	mainnp.o sh1np.o sh2np.o elfvsb \
	302	"-T $srcdir/$subdir/elf-offset.ld"
	303	} }
	304
	305	# Now compile the code using -fpic.
	306
360e9586 L	307	if { ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG $picflag" $srcdir/$subdir/sh1.c $tmpdir/sh1p.o]
360e9586 L	308	\|\| ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG $picflag" $srcdir/$subdir/sh2.c $tmpdir/sh2p.o] } {
6fc49d28 L	309	unresolved "visibility ($visibility)"
6fc49d28 L	310	} else {
1345a0c0 L	311	if { [ string match $visibility "protected" ]
1345a0c0 L	312	\|\| [ string match $visibility "protected_undef_def" ] } {
08c44e65 L	313	if [ string match $support_protected "no" ] {
	314	setup_xfail $target_triplet
	315	}
6fc49d28 L	316	}
	317	# SunOS can not compare function pointers correctly
	318	if [istarget "--sunos4*"] {
	319	visibility_test $visibility vp "visibility ($visibility)" mainnp.o sh1p.o sh2p.o sun4
	320	} else { if { [istarget rs6000--aix] \|\| [istarget powerpc--aix] } {
	321	visibility_test $visibility vp "visibility ($visibility)" mainnp.o sh1p.o sh2p.o xcoff
	322	} else {
	323	visibility_test $visibility vp "visibility ($visibility)" mainnp.o sh1p.o sh2p.o elfvsb
	324	} }
	325	}
	326	}
	327
	328	# Now do the same tests again, but this time compile main.c PIC.
360e9586	329	if ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG $picflag" $srcdir/$subdir/main.c $tmpdir/mainp.o] {
6fc49d28 L	330	unresolved "visibility ($visibility) (PIC main, non PIC so)"
	331	unresolved "visibility ($visibility) (PIC main)"
	332	} else {
	333	if { [file exists $tmpdir/sh1np.o ] && [ file exists $tmpdir/sh2np.o ] } {
	334	if { [istarget rs6000--aix] \|\| [istarget powerpc--aix] } {
	335	visibility_test $visibility vmpnp "visibility ($visibility) (PIC main, non PIC so)" mainp.o sh1np.o sh2np.o xcoff
	336	} else {
	337	# SunOS non PIC shared libraries don't permit some cases of
	338	# overriding.
1345a0c0 L	339	if { [ string match $visibility "protected" ]
1345a0c0 L	340	\|\| [ string match $visibility "protected_undef_def" ] } {
08c44e65 L	341	if [ string match $support_protected "no" ] {
	342	setup_xfail $target_triplet
	343	}
6fc49d28 L	344	} else {
	345	setup_xfail "--sunos4*"
	346	}
d1d8dddf L	347	if { [ string match $visibility "hidden_weak" ]
	348	\|\| [ string match $visibility "protected_weak" ] } {
	349	setup_xfail "powerpc--linux"
	350	}
ad995491 L	351	if { ![ string match $visibility "hidden_undef" ]
	352	&& ![ string match $visibility "protected_undef" ] } {
	353	setup_xfail "ia64--linux"
212a6b8e	354	setup_xfail "alpha--linux*"
ad995491	355	}
4648dfcf MS	356	if { ![ string match $visibility "hidden" ]
	357	&& ![ string match $visibility "hidden_undef" ]
	358	&& ![ string match $visibility "hidden_undef_def" ]
	359	&& ![ string match $visibility "protected_undef" ] } {
	360	setup_xfail "s390x--linux"
	361	}
9147e853	362	setup_xfail "x86_64--linux"
6fc49d28 L	363	visibility_test $visibility vmpnp "visibility ($visibility) (PIC main, non PIC so)" mainp.o sh1np.o sh2np.o elfvsb
	364	}
	365	} else {
	366	unresolved "visibility (PIC main, non PIC so)"
	367	}
	368
	369	if { [file exists $tmpdir/sh1p.o ] && [ file exists $tmpdir/sh2p.o ] } {
1345a0c0 L	370	if { [ string match $visibility "protected" ]
1345a0c0 L	371	\|\| [ string match $visibility "protected_undef_def" ] } {
08c44e65 L	372	if [ string match $support_protected "no" ] {
	373	setup_xfail $target_triplet
	374	}
6fc49d28 L	375	}
	376	if { [istarget rs6000--aix] \|\| [istarget powerpc--aix] } {
	377	visibility_test $visibility vmpp "visibility ($visibility) (PIC main)" mainp.o sh1p.o sh2p.o xcoff
	378	} else {
	379	visibility_test $visibility vmpp "visibility ($visibility) (PIC main)" mainp.o sh1p.o sh2p.o elfvsb
	380	}
	381	} else {
	382	unresolved "visibility ($visibility) (PIC main)"
	383	}
	384	}
	385	}
	386
	387	if [istarget mips--*] {
	388	set picflag ""
	389	} else {
	390	# Unfortunately, the gcc argument is -fpic and the cc argument is
	391	# -KPIC. We have to try both.
	392	set picflag "-fpic"
	393	send_log "$CC $picflag\n"
	394	verbose "$CC $picflag"
	395	catch "exec $CC $picflag" exec_output
	396	send_log "$exec_output\n"
	397	verbose "--" "$exec_output"
	398	if { [string match "illegal option" $exec_output] \
	399	\|\| [string match "option ignored" $exec_output] \
	400	\|\| [string match "unrecognized option" $exec_output] \
	401	\|\| [string match "passed to ld" $exec_output] } {
	402	if [istarget --sunos4*] {
	403	set picflag "-pic"
	404	} else {
	405	set picflag "-KPIC"
	406	}
	407	}
	408	}
	409	verbose "Using $picflag to compile PIC code"
	410
	411	visibility_run hidden
	412	visibility_run hidden_normal
7cda33a1 L	413	visibility_run hidden_undef
	414	visibility_run hidden_undef_def
	415	visibility_run hidden_weak
6fc49d28	416	visibility_run protected
7cda33a1 L	417	visibility_run protected_undef
	418	visibility_run protected_undef_def
	419	visibility_run protected_weak
6fc49d28 L	420	visibility_run normal
	421
	422	if { [istarget rs6000--aix] \|\| [istarget powerpc--aix] } {
	423	# Remove the temporary directory.
	424	catch "exec rm -rf $tmpdir" exec_status
	425	}