From 16a572840c7f086da525710704da24e8f3436b0b Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Mon, 10 Sep 2001 17:11:34 +0000 Subject: [PATCH] 2001-09-10 H.J. Lu * ld-elfweak/elfweak.exp: New. * ld-elfweak/bar.c: Likewise. * ld-elfweak/foo.c: Likewise. * ld-elfweak/main.c: Likewise. * ld-elfweak/dso.dsym: Likewise. * ld-elfweak/dsow.dsym: Likewise. * ld-elfweak/strong.sym: Likewise. * ld-elfweak/strong.dat: Likewise. * ld-elfweak/weak.dat: Likewise. --- ld/testsuite/ChangeLog | 12 ++ ld/testsuite/ld-elfweak/bar.c | 9 + ld/testsuite/ld-elfweak/dso.dsym | 1 + ld/testsuite/ld-elfweak/dsow.dsym | 1 + ld/testsuite/ld-elfweak/elfweak.exp | 394 ++++++++++++++++++++++++++++++++++++ ld/testsuite/ld-elfweak/foo.c | 8 + ld/testsuite/ld-elfweak/main.c | 18 ++ ld/testsuite/ld-elfweak/strong.dat | 1 + ld/testsuite/ld-elfweak/strong.sym | 1 + ld/testsuite/ld-elfweak/weak.dat | 1 + ld/testsuite/ld-elfweak/weak.dsym | 1 + 11 files changed, 447 insertions(+) create mode 100644 ld/testsuite/ld-elfweak/bar.c create mode 100644 ld/testsuite/ld-elfweak/dso.dsym create mode 100644 ld/testsuite/ld-elfweak/dsow.dsym create mode 100644 ld/testsuite/ld-elfweak/elfweak.exp create mode 100644 ld/testsuite/ld-elfweak/foo.c create mode 100644 ld/testsuite/ld-elfweak/main.c create mode 100644 ld/testsuite/ld-elfweak/strong.dat create mode 100644 ld/testsuite/ld-elfweak/strong.sym create mode 100644 ld/testsuite/ld-elfweak/weak.dat create mode 100644 ld/testsuite/ld-elfweak/weak.dsym diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog index a84e636..80136d3 100644 --- a/ld/testsuite/ChangeLog +++ b/ld/testsuite/ChangeLog @@ -1,3 +1,15 @@ +2001-09-10 H.J. Lu + + * ld-elfweak/elfweak.exp: New. + * ld-elfweak/bar.c: Likewise. + * ld-elfweak/foo.c: Likewise. + * ld-elfweak/main.c: Likewise. + * ld-elfweak/dso.dsym: Likewise. + * ld-elfweak/dsow.dsym: Likewise. + * ld-elfweak/strong.sym: Likewise. + * ld-elfweak/strong.dat: Likewise. + * ld-elfweak/weak.dat: Likewise. + 2001-08-27 Alan Modra Linus Nordberg diff --git a/ld/testsuite/ld-elfweak/bar.c b/ld/testsuite/ld-elfweak/bar.c new file mode 100644 index 0000000..2245e8d --- /dev/null +++ b/ld/testsuite/ld-elfweak/bar.c @@ -0,0 +1,9 @@ +#include + +extern void foo (); + +void +foo () +{ + printf ("strong foo\n"); +} diff --git a/ld/testsuite/ld-elfweak/dso.dsym b/ld/testsuite/ld-elfweak/dso.dsym new file mode 100644 index 0000000..287b12d --- /dev/null +++ b/ld/testsuite/ld-elfweak/dso.dsym @@ -0,0 +1 @@ +[0-9a-f]*[ ]+g[ ]+DF[ ]+.text[ ]+[0-9a-f]*[ ]+foo diff --git a/ld/testsuite/ld-elfweak/dsow.dsym b/ld/testsuite/ld-elfweak/dsow.dsym new file mode 100644 index 0000000..aac6e7b --- /dev/null +++ b/ld/testsuite/ld-elfweak/dsow.dsym @@ -0,0 +1 @@ +[0-9a-f]*[ ]+w[ ]+DF[ ]+.text[ ]+[0-9a-f]*[ ]+foo diff --git a/ld/testsuite/ld-elfweak/elfweak.exp b/ld/testsuite/ld-elfweak/elfweak.exp new file mode 100644 index 0000000..8ea4954 --- /dev/null +++ b/ld/testsuite/ld-elfweak/elfweak.exp @@ -0,0 +1,394 @@ +# Expect script for ld-weak tests +# Copyright 2001 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 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 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 powerpc-*-elf*] \ + && ![istarget powerpc-*-linux*] \ + && ![istarget powerpc-*-sysv4*] \ + && ![istarget sparc*-*-elf] \ + && ![istarget sparc*-*-solaris2*] \ + && ![istarget sparc*-*-linux*] \ + && ![istarget arm*-*-linux*] \ + && ![istarget mips*-*-linux*] \ + && ![istarget alpha*-*-linux*] } { + return +} + +if { [istarget i?86-*-linux*aout*] \ + || [istarget i?86-*-linux*oldld*] \ + || [istarget m68k-*-linux*aout*] } { + 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 + +# +# 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 obj1 obj2 dynsymexp} { + global ld + global objdump + global tmpdir + global shared + global srcdir + global subdir + + if {![ld_simple_link $ld $tmpdir/$libname.so "$shared $tmpdir/$obj1 $tmpdir/$obj2"]} { + fail $test + return + } + + if {![objdump_dynsymstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$dynsymexp]} { + fail $test + return + } + pass $test +} + +proc build_exec { test execname obj1 obj2 flags dat dynsymexp symexp} { + global ld + global objdump + global tmpdir + global shared + global srcdir + global subdir + global exec_output + + if {![ld_link $ld $tmpdir/$execname "$flags $tmpdir/$obj1 $tmpdir/$obj2"]} { + 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 $test +} + +if [istarget mips*-*-*] { + set picflag "" +} else { + # Unfortunately, the gcc argument is -fpic and the cc argument is + # -KPIC. We have to try both. + set picflag "-fpic" + send_log "$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 $picflag to compile PIC code" + +if ![ld_compile "$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 $ld $tmpdir/libbar.so "$shared $tmpdir/bar.o"]} { + fail "ELF weak" + return +} + +build_lib "ELF DSO weak first" libfoo foo.o bar.o dso.dsym +build_lib "ELF DSO weak last" libfoo bar.o foo.o dso.dsym +build_lib "ELF DSO weak first DSO" libfoo foo.o libbar.so dsow.dsym +build_lib "ELF DSO weak last DSO" libfoo libbar.so foo.o dsow.dsym +build_exec "ELF weak first" foo main.o bar.o "" strong "" strong.sym +build_exec "ELF weak last" foo bar.o main.o "" strong "" strong.sym +build_exec "ELF weak first DSO" foo main.o libbar.so "-rpath ." weak weak.dsym "" +build_exec "ELF weak last DSO" foo libbar.so main.o "-rpath ." weak weak.dsym "" diff --git a/ld/testsuite/ld-elfweak/foo.c b/ld/testsuite/ld-elfweak/foo.c new file mode 100644 index 0000000..d00b1b5 --- /dev/null +++ b/ld/testsuite/ld-elfweak/foo.c @@ -0,0 +1,8 @@ +#pragma weak foo + +extern void foo (); + +void +foo () +{ +} diff --git a/ld/testsuite/ld-elfweak/main.c b/ld/testsuite/ld-elfweak/main.c new file mode 100644 index 0000000..9daaceb --- /dev/null +++ b/ld/testsuite/ld-elfweak/main.c @@ -0,0 +1,18 @@ +#include + +#pragma weak foo + +extern void foo (); + +void +foo () +{ + printf ("weak foo\n"); +} + +int +main () +{ + foo (); + return 0; +} diff --git a/ld/testsuite/ld-elfweak/strong.dat b/ld/testsuite/ld-elfweak/strong.dat new file mode 100644 index 0000000..13693db --- /dev/null +++ b/ld/testsuite/ld-elfweak/strong.dat @@ -0,0 +1 @@ +strong foo diff --git a/ld/testsuite/ld-elfweak/strong.sym b/ld/testsuite/ld-elfweak/strong.sym new file mode 100644 index 0000000..21302f1 --- /dev/null +++ b/ld/testsuite/ld-elfweak/strong.sym @@ -0,0 +1 @@ +[0-9a-f]*[ ]+g[ ]+F[ ]+.text[ ]+[0-9a-f]*[ ]+foo diff --git a/ld/testsuite/ld-elfweak/weak.dat b/ld/testsuite/ld-elfweak/weak.dat new file mode 100644 index 0000000..0b54d97 --- /dev/null +++ b/ld/testsuite/ld-elfweak/weak.dat @@ -0,0 +1 @@ +weak foo diff --git a/ld/testsuite/ld-elfweak/weak.dsym b/ld/testsuite/ld-elfweak/weak.dsym new file mode 100644 index 0000000..62cb4c2 --- /dev/null +++ b/ld/testsuite/ld-elfweak/weak.dsym @@ -0,0 +1 @@ +[0-9a-f]*[ ]+w[ ]+DF[ ]+.text[ ]+[0-9a-f]*[ ]+(Base[ ]+|[ ]*)foo -- 2.7.4