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

# Expect script for ld-weak tests
#   Copyright 2001, 2002, 2003, 2004, 2005, 2007, 2010, 2012
#   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 H.J. Lu (hjl@gnu.org)
#	     Eric Youngdale (eric@andante.jic.com)
#

# 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.
# This is similar to the test that is used in ld-shared, BTW.
if {    ![istarget alpha*-*-linux*]
     && ![istarget arm*-*-linux*]
     && ![istarget hppa*64*-*-hpux*]
     && ![istarget hppa*-*-linux*]
     && ![istarget i?86-*-sysv4*]
     && ![istarget i?86-*-unixware]
     && ![istarget i?86-*-elf*]
     && ![istarget i?86-*-linux*]
     && ![istarget i?86-*-gnu*]
     && ![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 sh\[34\]*-*-linux*]
     && ![istarget sparc*-*-elf]
     && ![istarget sparc*-*-solaris2*]
     && ![istarget sparc*-*-linux*]
     && ![istarget *-*-nacl*] } {
    return
}

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

if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
    return
}

set diff diff
set tmpdir tmpdir
set DOBJDUMP_FLAGS --dynamic-syms
set SOBJDUMP_FLAGS --syms
set shared --shared


# <http://www.gnu.org/software/hurd/open_issues/binutils.html#weak>
proc setup_xfail_gnu_hurd {} {
    global target_triplet
    # Be cautious to not XFAIL for *-*-linux-gnu*, *-*-kfreebsd-gnu*, etc.
    switch -regexp $target_triplet {
	^\[^-\]*-\[^-\]*-gnu.*$ {
	    setup_xfail "*-*-*"
	}
    }
}

#
# objdump_symstuff
#	Dump non-dynamic symbol stuff and make sure that it is sane.
#
proc objdump_symstuff { objdump object expectfile } {
    global SOBJDUMP_FLAGS
    global version_output
    global diff
    global tmpdir

    if ![info exists SOBJDUMP_FLAGS] { set SOBJDUMP_FLAGS "" }

    verbose -log "$objdump $SOBJDUMP_FLAGS $object | grep foo$  > $tmpdir/objdump.out"

    catch "exec $objdump $SOBJDUMP_FLAGS $object | grep foo$  > $tmpdir/objdump.out" exec_output
    set exec_output [prune_warnings $exec_output]
    if [string match "" $exec_output] then {

# Now do a line-by-line comparison to effectively diff the darned things
# The stuff coming from the expectfile is actually a regex, so we can
# skip over the actual addresses and so forth.  This is currently very
# simpleminded - it expects a one-to-one correspondence in terms of line
# numbers.

	if [file exists $expectfile] then {
	    set file_a [open $expectfile r]
	} else {
	    perror "$expectfile doesn't exist"
	    return 0
	}

	if [file exists $tmpdir/objdump.out] then {
	    set file_b [open $tmpdir/objdump.out r]
	} else {
	    perror "$tmpdir/objdump.out doesn't exist"
	    return 0
	}

	verbose "# Diff'ing: $expectfile $tmpdir/objdump.out" 2

	set eof -1
	set differences 0

	while { [gets $file_a line] != $eof } {
	    if [regexp "^#.*$" $line] then {
		continue
	    } else {
		lappend list_a $line
	    }
	}
	close $file_a

	while { [gets $file_b line] != $eof } {
	    if [regexp "^#.*$" $line] then {
		continue
	    } else {
		lappend list_b $line
	    }
	}
	close $file_b

	for { set i 0 } { $i < [llength $list_a] } { incr i } {
	    set line_a [lindex $list_a $i]
	    set line_b [lindex $list_b $i]


	    verbose "\t$expectfile: $i: $line_a" 3
	    verbose "\t/tmp/objdump.out: $i: $line_b" 3
	    if [regexp $line_a $line_b] then {
		continue
	    } else {
		verbose -log "\t$expectfile: $i: $line_a"
		verbose -log "\t$tmpdir/objdump.out: $i: $line_b"

		return 0
	    }
	}

	if { [llength $list_a] != [llength $list_b] } {
	    verbose -log "Line count"
	    return 0
	}

	if $differences<1 then {
	    return 1
	}

	return 0
    } else {
	verbose -log "$exec_output"
	return 0
    }

}

#
# objdump_dymsymstuff
#	Dump dynamic symbol stuff and make sure that it is sane.
#
proc objdump_dynsymstuff { objdump object expectfile } {
    global DOBJDUMP_FLAGS
    global version_output
    global diff
    global tmpdir

    if ![info exists DOBJDUMP_FLAGS] { set DOBJDUMP_FLAGS "" }

    verbose -log "$objdump $DOBJDUMP_FLAGS $object | grep foo$ > $tmpdir/objdump.out"

    catch "exec $objdump $DOBJDUMP_FLAGS $object | grep foo$ > $tmpdir/objdump.out" exec_output
    set exec_output [prune_warnings $exec_output]
    if [string match "" $exec_output] then {

# Now do a line-by-line comparison to effectively diff the darned things
# The stuff coming from the expectfile is actually a regex, so we can
# skip over the actual addresses and so forth.  This is currently very
# simpleminded - it expects a one-to-one correspondence in terms of line
# numbers.

	if [file exists $expectfile] then {
	    set file_a [open $expectfile r]
	} else {
	    warning "$expectfile doesn't exist"
	    return 0
	}

	if [file exists $tmpdir/objdump.out] then {
	    set file_b [open $tmpdir/objdump.out r]
	} else {
	    fail "$tmpdir/objdump.out doesn't exist"
	    return 0
	}

	verbose "# Diff'ing: $expectfile $tmpdir/objdump.out" 2

	set eof -1
	set differences 0

	while { [gets $file_a line] != $eof } {
	    if [regexp "^#.*$" $line] then {
		continue
	    } else {
		lappend list_a $line
	    }
	}
	close $file_a

	while { [gets $file_b line] != $eof } {
	    if [regexp "^#.*$" $line] then {
		continue
	    } else {
		lappend list_b $line
	    }
	}
	close $file_b

	for { set i 0 } { $i < [llength $list_b] } { incr i } {
	    set line_b [lindex $list_b $i]

# The tests are rigged so that we should never export a symbol with the
# word 'hide' in it.  Thus we just search for it, and bail if we find it.
	    if [regexp "hide" $line_b] then {
		verbose -log "\t$tmpdir/objdump.out: $i: $line_b"

		return 0
	    }

	    verbose "\t$expectfile: $i: $line_b" 3

	    # We can't assume that the sort is consistent across
	    # systems, so we must check each regexp.  When we find a
	    # regexp, we null it out, so we don't match it twice.
	    for { set j 0 } { $j < [llength $list_a] } { incr j } {
		set line_a [lindex $list_a $j]

		if [regexp $line_a $line_b] then {
		    lreplace $list_a $j $j "CAN NOT MATCH"
		    break
		}
	    }

	    if { $j >= [llength $list_a] } {
		verbose -log "\t$tmpdir/objdump.out: $i: $line_b"

		return 0
	    }
	}

	if { [llength $list_a] != [llength $list_b] } {
	    verbose -log "Line count"
	    return 0
	}

	if $differences<1 then {
	    return 1
	}

	return 0
    } else {
	verbose -log "$exec_output"
	return 0
    }

}

proc build_lib {test libname objs dynsymexp} {
    global CC
    global objdump
    global tmpdir
    global shared
    global srcdir
    global subdir

    set files ""
    foreach obj $objs {
      set files "$files $tmpdir/$obj"
    }

    if {![ld_simple_link $CC $tmpdir/$libname.so "$shared $files"]} {
	fail $test
	return
    }

    if {![string match "" $dynsymexp]
	&& ![objdump_dynsymstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$dynsymexp]} {
	fail $test
	return
    }
    pass $test
}

proc build_exec { test execname objs flags dat dynsymexp symexp} {
    global CC
    global objdump
    global tmpdir
    global shared
    global srcdir
    global subdir
    global exec_output

    set files ""
    foreach obj $objs {
      set files "$files $tmpdir/$obj"
    }

    if {![ld_simple_link $CC $tmpdir/$execname "$flags $files"]} {
	fail "$test"
	return
    }

    if {![string match "" $dynsymexp]} then {
        if {![objdump_dynsymstuff $objdump $tmpdir/$execname $srcdir/$subdir/$dynsymexp]} {
	    fail $test
	    return
	}
    }

    if {![string match "" $symexp]} then {
        if {![objdump_symstuff $objdump $tmpdir/$execname $srcdir/$subdir/$symexp]} {
	    fail $test
	    return
	}
    }

    # Run the resulting program
    send_log "$tmpdir/$execname >$tmpdir/$execname.out\n"
    verbose "$tmpdir/$execname >$tmpdir/$execname.out"
    catch "exec $tmpdir/$execname >$tmpdir/$execname.out" exec_output
    if ![string match "" $exec_output] then {
	send_log "$exec_output\n"
	verbose "$exec_output"
	fail $test
	return
    }

    send_log "diff $tmpdir/$execname.out $srcdir/$subdir/$dat.dat\n"
    verbose "diff $tmpdir/$execname.out $srcdir/$subdir/$dat.dat"
    catch "exec diff $tmpdir/$execname.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 $test
        return
    }

    pass $test
}

# Old version of GCC for MIPS default to enabling -fpic
# and get confused if it is used on the command line.
if { [istarget mips*-*-*] && ! [at_least_gcc_version 4 3] } then {
    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"

if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/foo.c $tmpdir/foo.o] {
    unresolved "ELF weak"
    return
}

if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/bar.c $tmpdir/bar.o] {
    unresolved "ELF weak"
    return
}

if ![ld_compile "$CC $CFLAGS" $srcdir/$subdir/main.c $tmpdir/main.o] {
    unresolved "ELF weak"
    return
}

if {![ld_simple_link $CC $tmpdir/libbar.so "$shared $tmpdir/bar.o"]} {
    fail "ELF weak"
    return
}

if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/foo1a.c $tmpdir/foo1a.o] {
    unresolved "ELF weak"
    return
}

if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/foo1b.c $tmpdir/foo1b.o] {
    unresolved "ELF weak"
    return
}

if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/bar1a.c $tmpdir/bar1a.o] {
    unresolved "ELF weak"
    return
}

if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/bar1b.c $tmpdir/bar1b.o] {
    unresolved "ELF weak"
    return
}

if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/bar1c.c $tmpdir/bar1c.o] {
    unresolved "ELF weak"
    return
}

if ![ld_compile "$CC $CFLAGS" $srcdir/$subdir/main1.c $tmpdir/main1.o] {
    unresolved "ELF weak"
    return
}

if {![ld_simple_link $CC $tmpdir/libfoo1a.so "$shared $tmpdir/foo1a.o"]} {
    fail "ELF weak"
    return
}

if {![ld_simple_link $CC $tmpdir/libfoo1b.so "$shared $tmpdir/foo1b.o"]} {
    fail "ELF weak"
    return
}

if {![ld_simple_link $CC $tmpdir/libbar1a.so "$shared $tmpdir/bar1a.o $tmpdir/libfoo1a.so"]} {
    fail "ELF weak"
    return
}

build_lib "ELF DSO weak func first" libfoo "foo.o bar.o" dso.dsym
build_lib "ELF DSO weak func last" libfoo "bar.o foo.o" dso.dsym
build_lib "ELF DSO weak func first DSO" libfoo "foo.o libbar.so" dsow.dsym
build_lib "ELF DSO weak func last DSO" libfoo "libbar.so foo.o" dsow.dsym
build_exec "ELF weak func first" foo "main.o bar.o" "" strong "" strong.sym
build_exec "ELF weak func last" foo "bar.o main.o" "" strong "" strong.sym
setup_xfail_gnu_hurd
build_exec "ELF weak func first DSO" foo "main.o libbar.so" "-Wl,-rpath,." weak weak.dsym ""
setup_xfail_gnu_hurd
build_exec "ELF weak func last DSO" foo "libbar.so main.o" "-Wl,-rpath,." weak weak.dsym ""

build_lib "ELF DSO weak data first" libfoo "bar1a.o foo1a.o" dsodata.dsym
build_lib "ELF DSO weak data last" libfoo "foo1a.o bar1a.o" dsodata.dsym
build_lib "ELF DSO weak data first DSO" libfoo "main1.o libfoo1a.so" dsowdata.dsym
build_lib "ELF DSO weak data last DSO" libfoo "libfoo1a.so main1.o" dsowdata.dsym
build_lib "ELF DSO weak data first DSO common" libfoo "main1.o libfoo1b.so" dsowdata.dsym
build_lib "ELF DSO weak data last DSO common" libfoo "libfoo1b.so main1.o" dsowdata.dsym
build_exec "ELF weak data first" foo "main1.o bar1a.o foo1a.o" "" strongdata "" strongdata.sym
build_exec "ELF weak data last" foo "foo1a.o main1.o bar1a.o" "" strongdata "" strongdata.sym
build_exec "ELF weak data first common" foo "main1.o bar1a.o foo1b.o" "" strongdata "" strongcomm.sym
build_exec "ELF weak data last common" foo "foo1b.o main1.o bar1a.o" "" strongdata "" strongcomm.sym
setup_xfail_gnu_hurd
build_exec "ELF weak data first DSO" foo "main1.o libbar1a.so libfoo1a.so" "-Wl,-rpath,." weakdata weakdata.dsym ""
setup_xfail_gnu_hurd
build_exec "ELF weak data last DSO" foo "libfoo1a.so main1.o libbar1a.so" "-Wl,-rpath,." weakdata weakdata.dsym ""
setup_xfail_gnu_hurd
build_exec "ELF weak data first DSO common" foo "main1.o libbar1a.so libfoo1b.so" "-Wl,-rpath,." weakdata weakdata.dsym ""
setup_xfail_gnu_hurd
build_exec "ELF weak data last DSO common" foo "libfoo1b.so main1.o libbar1a.so" "-Wl,-rpath,." weakdata weakdata.dsym ""

if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/size_foo.c $tmpdir/size_foo.o] {
    unresolved "ELF weak (size)"
    return
}

if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/size_bar.c $tmpdir/size_bar.o] {
    unresolved "ELF weak (size)"
    return
}

build_lib "ELF DSO small bar (size)" libsize_bar "size_bar.o" ""
build_lib "ELF DSO foo with small bar (size)" libsize_foo "size_foo.o libsize_bar.so" ""

if ![ld_compile "$CC $CFLAGS $picflag -DSIZE_BIG" $srcdir/$subdir/size_bar.c $tmpdir/size_bar.o] {
    unresolved "ELF weak (size)"
    return
}

build_lib "ELF DSO big bar (size)" libsize_bar "size_bar.o" ""

if ![ld_compile "$CC $CFLAGS" $srcdir/$subdir/size_main.c $tmpdir/size_main.o] {
    unresolved "ELF weak (size)"
    return
}

build_exec "ELF weak size" size_main "size_main.o libsize_foo.so libsize_bar.so" "-Wl,-rpath,." size "" ""

verbose "size2"
run_dump_test $srcdir/$subdir/size2
Commit	Line	Data
16a57284	1	# Expect script for ld-weak tests
5a68afcf	2	# Copyright 2001, 2002, 2003, 2004, 2005, 2007, 2010, 2012
5940a93c	3	# Free Software Foundation, Inc.
16a57284	4	#
f96b4a7b NC	5	# This file is part of the GNU Binutils.
	6	#
	7	# This program is free software; you can redistribute it and/or modify
16a57284	8	# it under the terms of the GNU General Public License as published by
f96b4a7b	9	# the Free Software Foundation; either version 3 of the License, or
16a57284	10	# (at your option) any later version.
f96b4a7b	11	#
16a57284 L	12	# This program is distributed in the hope that it will be useful,
	13	# but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	# GNU General Public License for more details.
f96b4a7b	16	#
16a57284 L	17	# You should have received a copy of the GNU General Public License
16a57284 L	18	# along with this program; if not, write to the Free Software
f96b4a7b NC	19	# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
f96b4a7b NC	20	# MA 02110-1301, USA.
16a57284 L	21	#
	22	# Written by H.J. Lu (hjl@gnu.org)
	23	# Eric Youngdale (eric@andante.jic.com)
	24	#
	25
	26	# This test can only be run if ld generates native executables.
	27	if ![isnative] then {return}
	28
	29	# This test can only be run on a couple of ELF platforms.
	30	# Square bracket expressions seem to confuse istarget.
	31	# This is similar to the test that is used in ld-shared, BTW.
99753d9d AM	32	if { ![istarget alpha--linux*]
	33	&& ![istarget arm--linux*]
	34	&& ![istarget hppa64--hpux]
	35	&& ![istarget hppa--linux*]
	36	&& ![istarget i?86--sysv4]
	37	&& ![istarget i?86-*-unixware]
	38	&& ![istarget i?86--elf]
	39	&& ![istarget i?86--linux]
	40	&& ![istarget i?86--gnu]
	41	&& ![istarget ia64--elf]
	42	&& ![istarget ia64--linux]
	43	&& ![istarget m68k--linux]
	44	&& ![istarget mips--irix5*]
	45	&& ![istarget mips--linux*]
	46	&& ![istarget powerpc--elf*]
	47	&& ![istarget powerpc--linux*]
	48	&& ![istarget powerpc--sysv4*]
	49	&& ![istarget sh\[34\]--linux*]
	50	&& ![istarget sparc--elf]
	51	&& ![istarget sparc--solaris2*]
5a68afcf RM	52	&& ![istarget sparc--linux*]
5a68afcf RM	53	&& ![istarget --nacl*] } {
16a57284 L	54	return
	55	}
	56
99753d9d AM	57	if { [istarget --linuxaout]
99753d9d AM	58	\|\| [istarget --linuxoldld] } {
16a57284 L	59	return
	60	}
	61
	62	if { [istarget rs6000--aix] \|\| [istarget powerpc--aix] } {
	63	return
	64	}
	65
	66	set diff diff
	67	set tmpdir tmpdir
	68	set DOBJDUMP_FLAGS --dynamic-syms
	69	set SOBJDUMP_FLAGS --syms
	70	set shared --shared
	71
5940a93c	72
43fbacde	73	# <http://www.gnu.org/software/hurd/open_issues/binutils.html#weak>
5940a93c TS	74	proc setup_xfail_gnu_hurd {} {
	75	global target_triplet
	76	# Be cautious to not XFAIL for --linux-gnu, --kfreebsd-gnu, etc.
	77	switch -regexp $target_triplet {
	78	^\[^-\]-\[^-\]-gnu.*$ {
	79	setup_xfail "--*"
	80	}
	81	}
	82	}
	83
16a57284 L	84	#
	85	# objdump_symstuff
	86	# Dump non-dynamic symbol stuff and make sure that it is sane.
	87	#
	88	proc objdump_symstuff { objdump object expectfile } {
	89	global SOBJDUMP_FLAGS
	90	global version_output
	91	global diff
	92	global tmpdir
	93
	94	if ![info exists SOBJDUMP_FLAGS] { set SOBJDUMP_FLAGS "" }
	95
	96	verbose -log "$objdump $SOBJDUMP_FLAGS $object \| grep foo$ > $tmpdir/objdump.out"
	97
	98	catch "exec $objdump $SOBJDUMP_FLAGS $object \| grep foo$ > $tmpdir/objdump.out" exec_output
	99	set exec_output [prune_warnings $exec_output]
	100	if [string match "" $exec_output] then {
	101
	102	# Now do a line-by-line comparison to effectively diff the darned things
	103	# The stuff coming from the expectfile is actually a regex, so we can
	104	# skip over the actual addresses and so forth. This is currently very
	105	# simpleminded - it expects a one-to-one correspondence in terms of line
	106	# numbers.
	107
	108	if [file exists $expectfile] then {
	109	set file_a [open $expectfile r]
	110	} else {
	111	perror "$expectfile doesn't exist"
	112	return 0
	113	}
5a68afcf	114
16a57284 L	115	if [file exists $tmpdir/objdump.out] then {
	116	set file_b [open $tmpdir/objdump.out r]
	117	} else {
	118	perror "$tmpdir/objdump.out doesn't exist"
	119	return 0
	120	}
	121
	122	verbose "# Diff'ing: $expectfile $tmpdir/objdump.out" 2
	123
	124	set eof -1
	125	set differences 0
	126
	127	while { [gets $file_a line] != $eof } {
	128	if [regexp "^#.*$" $line] then {
	129	continue
	130	} else {
	131	lappend list_a $line
	132	}
	133	}
	134	close $file_a
	135
	136	while { [gets $file_b line] != $eof } {
	137	if [regexp "^#.*$" $line] then {
	138	continue
	139	} else {
	140	lappend list_b $line
	141	}
	142	}
	143	close $file_b
5a68afcf	144
16a57284 L	145	for { set i 0 } { $i < [llength $list_a] } { incr i } {
	146	set line_a [lindex $list_a $i]
	147	set line_b [lindex $list_b $i]
5a68afcf	148
16a57284 L	149
	150	verbose "\t$expectfile: $i: $line_a" 3
	151	verbose "\t/tmp/objdump.out: $i: $line_b" 3
	152	if [regexp $line_a $line_b] then {
	153	continue
	154	} else {
	155	verbose -log "\t$expectfile: $i: $line_a"
	156	verbose -log "\t$tmpdir/objdump.out: $i: $line_b"
5a68afcf	157
16a57284 L	158	return 0
	159	}
	160	}
5a68afcf	161
16a57284 L	162	if { [llength $list_a] != [llength $list_b] } {
	163	verbose -log "Line count"
	164	return 0
	165	}
5a68afcf	166
16a57284 L	167	if $differences<1 then {
	168	return 1
	169	}
5a68afcf	170
16a57284 L	171	return 0
	172	} else {
	173	verbose -log "$exec_output"
	174	return 0
	175	}
	176
	177	}
	178
	179	#
	180	# objdump_dymsymstuff
	181	# Dump dynamic symbol stuff and make sure that it is sane.
	182	#
	183	proc objdump_dynsymstuff { objdump object expectfile } {
	184	global DOBJDUMP_FLAGS
	185	global version_output
	186	global diff
	187	global tmpdir
	188
	189	if ![info exists DOBJDUMP_FLAGS] { set DOBJDUMP_FLAGS "" }
	190
	191	verbose -log "$objdump $DOBJDUMP_FLAGS $object \| grep foo$ > $tmpdir/objdump.out"
	192
	193	catch "exec $objdump $DOBJDUMP_FLAGS $object \| grep foo$ > $tmpdir/objdump.out" exec_output
	194	set exec_output [prune_warnings $exec_output]
	195	if [string match "" $exec_output] then {
	196
	197	# Now do a line-by-line comparison to effectively diff the darned things
	198	# The stuff coming from the expectfile is actually a regex, so we can
	199	# skip over the actual addresses and so forth. This is currently very
	200	# simpleminded - it expects a one-to-one correspondence in terms of line
	201	# numbers.
	202
	203	if [file exists $expectfile] then {
	204	set file_a [open $expectfile r]
	205	} else {
	206	warning "$expectfile doesn't exist"
	207	return 0
	208	}
5a68afcf	209
16a57284 L	210	if [file exists $tmpdir/objdump.out] then {
	211	set file_b [open $tmpdir/objdump.out r]
	212	} else {
	213	fail "$tmpdir/objdump.out doesn't exist"
	214	return 0
	215	}
	216
	217	verbose "# Diff'ing: $expectfile $tmpdir/objdump.out" 2
	218
	219	set eof -1
	220	set differences 0
	221
	222	while { [gets $file_a line] != $eof } {
	223	if [regexp "^#.*$" $line] then {
	224	continue
	225	} else {
	226	lappend list_a $line
	227	}
	228	}
	229	close $file_a
	230
	231	while { [gets $file_b line] != $eof } {
	232	if [regexp "^#.*$" $line] then {
	233	continue
	234	} else {
	235	lappend list_b $line
	236	}
	237	}
	238	close $file_b
5a68afcf	239
16a57284 L	240	for { set i 0 } { $i < [llength $list_b] } { incr i } {
16a57284 L	241	set line_b [lindex $list_b $i]
5a68afcf	242
16a57284 L	243	# The tests are rigged so that we should never export a symbol with the
	244	# word 'hide' in it. Thus we just search for it, and bail if we find it.
	245	if [regexp "hide" $line_b] then {
	246	verbose -log "\t$tmpdir/objdump.out: $i: $line_b"
5a68afcf	247
16a57284 L	248	return 0
	249	}
	250
	251	verbose "\t$expectfile: $i: $line_b" 3
	252
	253	# We can't assume that the sort is consistent across
	254	# systems, so we must check each regexp. When we find a
	255	# regexp, we null it out, so we don't match it twice.
	256	for { set j 0 } { $j < [llength $list_a] } { incr j } {
	257	set line_a [lindex $list_a $j]
	258
	259	if [regexp $line_a $line_b] then {
	260	lreplace $list_a $j $j "CAN NOT MATCH"
	261	break
	262	}
	263	}
	264
	265	if { $j >= [llength $list_a] } {
	266	verbose -log "\t$tmpdir/objdump.out: $i: $line_b"
5a68afcf	267
16a57284 L	268	return 0
	269	}
	270	}
5a68afcf	271
16a57284 L	272	if { [llength $list_a] != [llength $list_b] } {
	273	verbose -log "Line count"
	274	return 0
	275	}
5a68afcf	276
16a57284 L	277	if $differences<1 then {
	278	return 1
	279	}
5a68afcf	280
16a57284 L	281	return 0
	282	} else {
	283	verbose -log "$exec_output"
	284	return 0
	285	}
	286
	287	}
	288
bd7c9df6	289	proc build_lib {test libname objs dynsymexp} {
b765d4e3	290	global CC
16a57284 L	291	global objdump
	292	global tmpdir
	293	global shared
	294	global srcdir
	295	global subdir
	296
bd7c9df6 L	297	set files ""
	298	foreach obj $objs {
	299	set files "$files $tmpdir/$obj"
	300	}
	301
b765d4e3	302	if {![ld_simple_link $CC $tmpdir/$libname.so "$shared $files"]} {
16a57284 L	303	fail $test
	304	return
	305	}
	306
99753d9d	307	if {![string match "" $dynsymexp]
a664545d	308	&& ![objdump_dynsymstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$dynsymexp]} {
16a57284 L	309	fail $test
	310	return
	311	}
	312	pass $test
	313	}
	314
bd7c9df6	315	proc build_exec { test execname objs flags dat dynsymexp symexp} {
b765d4e3	316	global CC
16a57284 L	317	global objdump
	318	global tmpdir
	319	global shared
	320	global srcdir
	321	global subdir
	322	global exec_output
	323
bd7c9df6 L	324	set files ""
	325	foreach obj $objs {
	326	set files "$files $tmpdir/$obj"
	327	}
	328
b765d4e3	329	if {![ld_simple_link $CC $tmpdir/$execname "$flags $files"]} {
16a57284 L	330	fail "$test"
	331	return
	332	}
	333
	334	if {![string match "" $dynsymexp]} then {
	335	if {![objdump_dynsymstuff $objdump $tmpdir/$execname $srcdir/$subdir/$dynsymexp]} {
	336	fail $test
	337	return
	338	}
	339	}
	340
	341	if {![string match "" $symexp]} then {
	342	if {![objdump_symstuff $objdump $tmpdir/$execname $srcdir/$subdir/$symexp]} {
	343	fail $test
	344	return
	345	}
	346	}
	347
	348	# Run the resulting program
	349	send_log "$tmpdir/$execname >$tmpdir/$execname.out\n"
	350	verbose "$tmpdir/$execname >$tmpdir/$execname.out"
	351	catch "exec $tmpdir/$execname >$tmpdir/$execname.out" exec_output
	352	if ![string match "" $exec_output] then {
	353	send_log "$exec_output\n"
	354	verbose "$exec_output"
	355	fail $test
	356	return
	357	}
	358
	359	send_log "diff $tmpdir/$execname.out $srcdir/$subdir/$dat.dat\n"
	360	verbose "diff $tmpdir/$execname.out $srcdir/$subdir/$dat.dat"
	361	catch "exec diff $tmpdir/$execname.out $srcdir/$subdir/$dat.dat" exec_output
	362	set exec_output [prune_warnings $exec_output]
	363
	364	if {![string match "" $exec_output]} then {
	365	send_log "$exec_output\n"
	366	verbose "$exec_output"
	367	fail $test
	368	return
	369	}
	370
	371	pass $test
	372	}
	373
fb35d3d8 DD	374	# Old version of GCC for MIPS default to enabling -fpic
	375	# and get confused if it is used on the command line.
	376	if { [istarget mips--*] && ! [at_least_gcc_version 4 3] } then {
16a57284 L	377	set picflag ""
	378	} else {
	379	# Unfortunately, the gcc argument is -fpic and the cc argument is
	380	# -KPIC. We have to try both.
	381	set picflag "-fpic"
	382	send_log "$CC $picflag\n"
	383	verbose "$CC $picflag"
	384	catch "exec $CC $picflag" exec_output
	385	send_log "$exec_output\n"
	386	verbose "--" "$exec_output"
99753d9d AM	387	if { [string match "illegal option" $exec_output]
	388	\|\| [string match "option ignored" $exec_output]
	389	\|\| [string match "unrecognized option" $exec_output]
16a57284 L	390	\|\| [string match "passed to ld" $exec_output] } {
	391	if [istarget --sunos4*] {
	392	set picflag "-pic"
	393	} else {
	394	set picflag "-KPIC"
	395	}
	396	}
	397	}
	398	verbose "Using $picflag to compile PIC code"
	399
	400	if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/foo.c $tmpdir/foo.o] {
	401	unresolved "ELF weak"
	402	return
	403	}
	404
	405	if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/bar.c $tmpdir/bar.o] {
	406	unresolved "ELF weak"
	407	return
	408	}
	409
	410	if ![ld_compile "$CC $CFLAGS" $srcdir/$subdir/main.c $tmpdir/main.o] {
	411	unresolved "ELF weak"
	412	return
	413	}
	414
b765d4e3	415	if {![ld_simple_link $CC $tmpdir/libbar.so "$shared $tmpdir/bar.o"]} {
bd7c9df6 L	416	fail "ELF weak"
	417	return
	418	}
	419
	420	if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/foo1a.c $tmpdir/foo1a.o] {
	421	unresolved "ELF weak"
	422	return
	423	}
	424
	425	if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/foo1b.c $tmpdir/foo1b.o] {
	426	unresolved "ELF weak"
	427	return
	428	}
	429
b765d4e3	430	if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/bar1a.c $tmpdir/bar1a.o] {
bd7c9df6 L	431	unresolved "ELF weak"
	432	return
	433	}
	434
b765d4e3	435	if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/bar1b.c $tmpdir/bar1b.o] {
bd7c9df6 L	436	unresolved "ELF weak"
	437	return
	438	}
	439
b765d4e3	440	if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/bar1c.c $tmpdir/bar1c.o] {
bd7c9df6 L	441	unresolved "ELF weak"
	442	return
	443	}
	444
	445	if ![ld_compile "$CC $CFLAGS" $srcdir/$subdir/main1.c $tmpdir/main1.o] {
	446	unresolved "ELF weak"
	447	return
	448	}
	449
b765d4e3	450	if {![ld_simple_link $CC $tmpdir/libfoo1a.so "$shared $tmpdir/foo1a.o"]} {
bd7c9df6 L	451	fail "ELF weak"
	452	return
	453	}
	454
b765d4e3	455	if {![ld_simple_link $CC $tmpdir/libfoo1b.so "$shared $tmpdir/foo1b.o"]} {
16a57284 L	456	fail "ELF weak"
	457	return
	458	}
	459
b765d4e3	460	if {![ld_simple_link $CC $tmpdir/libbar1a.so "$shared $tmpdir/bar1a.o $tmpdir/libfoo1a.so"]} {
0c52a746 L	461	fail "ELF weak"
	462	return
	463	}
	464
bd7c9df6 L	465	build_lib "ELF DSO weak func first" libfoo "foo.o bar.o" dso.dsym
bd7c9df6 L	466	build_lib "ELF DSO weak func last" libfoo "bar.o foo.o" dso.dsym
bd7c9df6	467	build_lib "ELF DSO weak func first DSO" libfoo "foo.o libbar.so" dsow.dsym
bd7c9df6 L	468	build_lib "ELF DSO weak func last DSO" libfoo "libbar.so foo.o" dsow.dsym
	469	build_exec "ELF weak func first" foo "main.o bar.o" "" strong "" strong.sym
	470	build_exec "ELF weak func last" foo "bar.o main.o" "" strong "" strong.sym
5940a93c	471	setup_xfail_gnu_hurd
b765d4e3	472	build_exec "ELF weak func first DSO" foo "main.o libbar.so" "-Wl,-rpath,." weak weak.dsym ""
5940a93c	473	setup_xfail_gnu_hurd
b765d4e3	474	build_exec "ELF weak func last DSO" foo "libbar.so main.o" "-Wl,-rpath,." weak weak.dsym ""
bd7c9df6 L	475
	476	build_lib "ELF DSO weak data first" libfoo "bar1a.o foo1a.o" dsodata.dsym
	477	build_lib "ELF DSO weak data last" libfoo "foo1a.o bar1a.o" dsodata.dsym
0c52a746	478	build_lib "ELF DSO weak data first DSO" libfoo "main1.o libfoo1a.so" dsowdata.dsym
0c52a746	479	build_lib "ELF DSO weak data last DSO" libfoo "libfoo1a.so main1.o" dsowdata.dsym
0c52a746	480	build_lib "ELF DSO weak data first DSO common" libfoo "main1.o libfoo1b.so" dsowdata.dsym
0c52a746	481	build_lib "ELF DSO weak data last DSO common" libfoo "libfoo1b.so main1.o" dsowdata.dsym
bd7c9df6 L	482	build_exec "ELF weak data first" foo "main1.o bar1a.o foo1a.o" "" strongdata "" strongdata.sym
	483	build_exec "ELF weak data last" foo "foo1a.o main1.o bar1a.o" "" strongdata "" strongdata.sym
	484	build_exec "ELF weak data first common" foo "main1.o bar1a.o foo1b.o" "" strongdata "" strongcomm.sym
	485	build_exec "ELF weak data last common" foo "foo1b.o main1.o bar1a.o" "" strongdata "" strongcomm.sym
5940a93c	486	setup_xfail_gnu_hurd
b765d4e3	487	build_exec "ELF weak data first DSO" foo "main1.o libbar1a.so libfoo1a.so" "-Wl,-rpath,." weakdata weakdata.dsym ""
5940a93c	488	setup_xfail_gnu_hurd
b765d4e3	489	build_exec "ELF weak data last DSO" foo "libfoo1a.so main1.o libbar1a.so" "-Wl,-rpath,." weakdata weakdata.dsym ""
5940a93c	490	setup_xfail_gnu_hurd
b765d4e3	491	build_exec "ELF weak data first DSO common" foo "main1.o libbar1a.so libfoo1b.so" "-Wl,-rpath,." weakdata weakdata.dsym ""
5940a93c	492	setup_xfail_gnu_hurd
b765d4e3	493	build_exec "ELF weak data last DSO common" foo "libfoo1b.so main1.o libbar1a.so" "-Wl,-rpath,." weakdata weakdata.dsym ""
a664545d L	494
	495	if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/size_foo.c $tmpdir/size_foo.o] {
	496	unresolved "ELF weak (size)"
	497	return
	498	}
	499
	500	if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/size_bar.c $tmpdir/size_bar.o] {
	501	unresolved "ELF weak (size)"
	502	return
	503	}
	504
	505	build_lib "ELF DSO small bar (size)" libsize_bar "size_bar.o" ""
	506	build_lib "ELF DSO foo with small bar (size)" libsize_foo "size_foo.o libsize_bar.so" ""
	507
	508	if ![ld_compile "$CC $CFLAGS $picflag -DSIZE_BIG" $srcdir/$subdir/size_bar.c $tmpdir/size_bar.o] {
	509	unresolved "ELF weak (size)"
	510	return
	511	}
	512
	513	build_lib "ELF DSO big bar (size)" libsize_bar "size_bar.o" ""
	514
	515	if ![ld_compile "$CC $CFLAGS" $srcdir/$subdir/size_main.c $tmpdir/size_main.o] {
	516	unresolved "ELF weak (size)"
	517	return
	518	}
	519
	520	build_exec "ELF weak size" size_main "size_main.o libsize_foo.so libsize_bar.so" "-Wl,-rpath,." size "" ""
5cfd5a0c PB	521
	522	verbose "size2"
	523	run_dump_test $srcdir/$subdir/size2