# Expect script for common symbol tests
-# Copyright 2003 Free Software Foundation, Inc.
+# Copyright 2003, 2005, 2006, 2007, 2008, 2009
+# Free Software Foundation, Inc.
#
-# This file is free software; you can redistribute it and/or modify
+# 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 2 of the License, or
+# 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+# MA 02110-1301, USA.
#
# Written by H.J. Lu (hjl@gnu.org)
#
return
}
+# hpux assembly is weird
+if [istarget "hppa*-*-hpux*"] {
+ return
+}
+
+proc test_sort_common {} {
+ global exec_output
+ global objdump
+ global srcdir
+ global subdir
+ global as
+ global ld
+
+ set test "--sort-common (descending)"
+
+ verbose "Check to see that --sort-common sorts in descending alignment"
+
+ # We do not run the sort common tests for the DLX target because we know that the linker
+ # will seg-fault. The built-in DLX linker script requires that there be something in the
+ # .text section and our sort-common.s file does not provide anything.
+ if [istarget dlx-*-*] {
+ untested "$test"
+ return 0
+ }
+
+ if { ![ld_assemble $as $srcdir/$subdir/sort-common.s tmpdir/sort-common.o] } {
+ unresolved "$test"
+ return 0
+ }
+
+ if { ![ld_simple_link $ld tmpdir/sort-common.dx "--sort-common=descending tmpdir/sort-common.o"] } {
+ fail "$test"
+ return 0
+ }
+
+ send_log "$objdump --syms tmpdir/sort-common.dx | grep var | sort\n"
+ set exec_output [run_host_cmd "$objdump" "--syms tmpdir/sort-common.dx | grep var | sort"]
+
+ # Don't know why, but the CR ports fail this test.
+ setup_xfail "cr16-*-*" "crx-*-*"
+
+ # Note: The second regexp is for targets which put small commons in a .sbss
+ # section and large commons in a .bss section.
+ if { ![regexp ".*var_16.*var_8.*var_4.*var_2.*var_1.*" $exec_output]
+ && ![regexp ".*sbss.*var_8.*var_4.*var_2.*var_1.*bss.*var_16.*" $exec_output] } {
+ fail $test
+ } else {
+ pass $test
+ }
+
+ set test "--sort-common (ascending)"
+
+ verbose "Check to see that --sort-common=ascending sorts in ascending alignment"
+
+ if { ![ld_simple_link $ld tmpdir/sort-common.ax "--sort-common=ascending tmpdir/sort-common.o"] } {
+ fail "$test"
+ return 0
+ }
+
+ send_log "$objdump --syms tmpdir/sort-common.ax | grep var | sort\n"
+ set exec_output [run_host_cmd "$objdump" "--syms tmpdir/sort-common.ax | grep var | sort"]
+
+ if {![regexp ".*var_1.*var_2.*var_4.*var_8.*var_16.*" $exec_output]} {
+ fail $test
+ return 0
+ }
+
+ pass $test
+ return 1
+}
+
+test_sort_common
+
set test1 "size/aligment change of common symbols"
set test1w1 "$test1 (warning 1)"
set test1w2 "$test1 (warning 2)"
set test1c1 "$test1 (change 1)"
set test1c2 "$test1 (change 2)"
-if { [which $CC] == 0 } {
+if { ![is_remote host] && [which $CC] == 0 } {
+ untested $test1w1
+ untested $test1w2
+ untested $test1c1
+ untested $test1c2
+ return
+}
+if { [istarget score-*-*] } {
untested $test1w1
untested $test1w2
untested $test1c1
proc dump_common1 { testname } {
global exec_output
+ global READELF
- send_log "readelf -s tmpdir/common1.o | grep foo\n"
- catch "exec readelf -s tmpdir/common1.o | grep foo" exec_output
- if { ![regexp "(\[ \]*)(\[0-9\]+):(\[ \]*)(\[0\]*)80(\[ \]+)4(\[ \]+)OBJECT(\[ \]+)GLOBAL(\[ \]+)DEFAULT(\[ \]+)COM(\[ \]+)_?foo2" $exec_output]
- || ![regexp "(\[ \]*)(\[0-9\]+):(\[ \]*)(\[0-9\]+)(\[ \]+)21(\[ \]+)OBJECT(\[ \]+)GLOBAL(\[ \]+)DEFAULT(\[ \]+)(\[0-9\]+)(\[ \]+)_?foo1" $exec_output] } {
- send_log "$exec_output\n"
+ send_log "$READELF --syms tmpdir/common1.o | grep foo\n"
+ set exec_output [run_host_cmd "$READELF" "--syms tmpdir/common1.o | grep foo"]
+
+ if { ![regexp "(\[ \]*)(\[0-9\]+):(\[ \]*)(\[0\]*)80(\[ \]+)4(\[ \]+)(COMMON|OBJECT)(\[ \]+)GLOBAL(\[ \]+)DEFAULT(\[ \]+)(PRC\\\[0xff03\\\]|COM|SCOM)(\[ \]+)_?foo2" $exec_output]
+ || ![regexp "(\[ \]*)(\[0-9\]+):(\[ \]*)(\[0-9\]+)(\[ \]+)21(\[ \]+)OBJECT(\[ \]+)GLOBAL(\[ \]+)DEFAULT(\[ \]+)(\[0-9\]+)(\[ \]+)_?foo1" $exec_output] } {
verbose $exec_output
fail $testname
return 0
return 1
}
-if { ![ld_compile "$CC $CFLAGS" $srcdir/$subdir/common1a.c tmpdir/common1a.o]
- || ![ld_compile "$CC $CFLAGS" $srcdir/$subdir/common1b.c tmpdir/common1b.o] } {
+proc stt_common_test { options testname } {
+ global exec_output
+ global READELF
+ global ld
+
+ set options "$options tmpdir/common1a.o"
+
+ if { ! [ld_simple_link $ld tmpdir/common.exe $options] } {
+ unresolved $testname
+ return 0
+ }
+
+ send_log "$READELF --syms tmpdir/common.exe | grep foo\n"
+ set exec_output [run_host_cmd "$READELF" "--syms tmpdir/common.exe | grep foo"]
+
+ if {![regexp "(\[ \]*)(\[0-9\]+):(\[ \]*)(\[0-9\]+)(\[ \]+)(\[0-9\]+)(\[ \]+)COMMON(\[ \]+)GLOBAL(\[ \]+)DEFAULT(\[ \]+)(\[0-9\]+)(\[ \]+)_?foo2" $exec_output] } {
+ fail $testname
+ return 0
+ }
+
+ pass $testname
+ return 1
+}
+
+# Check to see if the assembler is generating symbols with the STT_COMMON type.
+proc assembler_generates_commons {} {
+ global exec_output
+ global READELF
+
+ verbose "Check to see if STT_COMMON symbols are being generated:"
+ set exec_output [run_host_cmd "$READELF" "--syms tmpdir/common1a.o | grep foo"]
+
+ if { ![regexp "(\[ \]*)(\[0-9\]+):(\[ \]*)(\[0\]*)80(\[ \]+).(\[ \]+)COMMON(\[ \]+)GLOBAL(\[ \]+)DEFAULT(\[ \]+)(PRC\\\[0xff03\\\]|COM|SCOM)(\[ \]+)_?foo2" $exec_output] } {
+ verbose "STT_COMMON not generated"
+ return 0
+ }
+
+ verbose "STT_COMMON's are generated"
+ return 1
+}
+
+# Explicitly use "-fcommon" so that even if $CFLAGS includes
+# "-fno-common", these tests are compiled as expected.
+if { ![ld_compile "$CC $CFLAGS -fcommon" $srcdir/$subdir/common1a.c tmpdir/common1a.o]
+ || ![ld_compile "$CC $CFLAGS -fcommon" $srcdir/$subdir/common1b.c tmpdir/common1b.o] } {
unresolved $test1
return
}
global ld
global link_output
-if { [ld_simple_link $ld tmpdir/common1.o "-r tmpdir/common1a.o tmpdir/common1b.o"] } {
+set options "-r tmpdir/common1a.o tmpdir/common1b.o"
+
+# SH64 targets needs an extra ld option for this test.
+if [istarget sh64*-*-*] {
+ if [istarget sh64*l*-*-*] {
+ set options "-mshlelf32 $options"
+ } else {
+ set options "-mshelf32 $options"
+ }
+}
+
+if { [ld_simple_link $ld tmpdir/common1.o $options] } {
unresolved $test1w1
return
}
-if { ![regexp "Warning: alignment (\[0-9\]+) of symbol \`_?foo1\' in tmpdir/common1b.o is smaller than 64 in tmpdir/common1a.o" $link_output]
- || ![regexp "Warning: size of symbol \`_?foo1\' changed from 2 in tmpdir/common1a.o to 21 in tmpdir/common1b.o" $link_output] } {
- fail $test1w1
+# This test fails on MIPS because the backend sets type_change_ok.
+# The size change warning is suppressed. Same on hppa64.
+if {[istarget mips*-*-*] || [istarget hppa*64*-*-*]} {
+ if { ![regexp "Warning: alignment (\[0-9\]+) of symbol \`_?foo1\' in tmpdir/common1b.o is smaller than 64 in tmpdir/common1a.o" $link_output] } {
+ fail $test1w1
+ } else {
+ pass $test1w1
+ }
} else {
- pass $test1w1
+ if { ![regexp "Warning: alignment (\[0-9\]+) of symbol \`_?foo1\' in tmpdir/common1b.o is smaller than 64 in tmpdir/common1a.o" $link_output]
+ || ![regexp "Warning: size of symbol \`_?foo1\' changed from 2 in tmpdir/common1a.o to 21 in tmpdir/common1b.o" $link_output] } {
+ fail $test1w1
+ } else {
+ pass $test1w1
+ }
}
if { [dump_common1 $test1c1] } {
pass $test1c1
}
-if { [ld_simple_link $ld tmpdir/common1.o "-r tmpdir/common1b.o tmpdir/common1a.o"] } {
+set options "-r tmpdir/common1b.o tmpdir/common1a.o"
+
+# SH64 targets needs an extra ld option for this test.
+if [istarget sh64*-*-*] {
+ if [istarget sh64*l*-*-*] {
+ set options "-mshlelf32 $options"
+ } else {
+ set options "-mshelf32 $options"
+ }
+}
+
+if { [ld_simple_link $ld tmpdir/common1.o $options] } {
unresolved $test1w2
return
}
if { [dump_common1 $test1c2] } {
pass $test1c2
}
+
+#
+# The following tests are for when we are generating STT_COMMON symbols only.
+#
+
+if { ![assembler_generates_commons] } {
+ return
+}
+
+stt_common_test "-static -e 0" "static link of common symbols"
+stt_common_test "-shared" "shared link of common symbols"
+stt_common_test "-pie" "position independent link of common symbols"
+
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