+2011-11-29 Maciej W. Rozycki <macro@codesourcery.com>
+
+ PR ld/10144
+ * lib/ld-lib.exp (run_ld_link_tests): Handle sources from other
+ directories.
+ (run_ld_link_exec_tests): Likewise.
+ (run_cc_link_tests): Likewise.
+ * ld-elf/comm-data1.sd: New test.
+ * ld-elf/comm-data1.s: Source for the new test.
+ * ld-elf/comm-data2.sd: New test.
+ * ld-elf/comm-data2.rd: Likewise.
+ * ld-elf/comm-data2.xd: Likewise.
+ * ld-elf/comm-data2.s: Source for the new tests.
+ * ld-elf/comm-data.exp: New file.
+ * ld-mips-elf/comm-data.exp: Likewise.
+
2011-11-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
* ld-arm/jump-reloc-veneers.s: Update for changes to assembler output.
--- /dev/null
+# Expect script for common symbol override.
+#
+# Copyright 2011 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 Maciej W. Rozycki <macro@codesourcery.com>
+#
+
+# Exclude non-ELF targets.
+if ![is_elf_format] {
+ return
+}
+
+# Exclude non-Linux targets; feel free to include your favorite one
+# if you like.
+if ![istarget *-*-linux*] {
+ return
+}
+
+set testname "Common symbol override test"
+
+# Define a global symbol.
+run_ld_link_tests [list \
+ [list \
+ "$testname (auxiliary shared object build)" \
+ "-shared" \
+ "" \
+ { comm-data1.s } \
+ { \
+ { readelf -s comm-data1.sd } \
+ } \
+ "libcomm-data.so" \
+ ] \
+]
+
+# Set the pointer size according to the ELF flavor.
+set AFLAGS ""
+if [is_elf64 "tmpdir/libcomm-data.so"] {
+ append AFLAGS " --defsym ELF64=1"
+}
+
+# Verify that a common symbol has been converted to an undefined
+# reference to the global symbol of the same name defined above
+# and that the debug reference has been dropped.
+run_ld_link_tests [list \
+ [list \
+ "$testname" \
+ "-Ltmpdir -lcomm-data" \
+ "$AFLAGS" \
+ { comm-data2.s } \
+ { \
+ { readelf -s comm-data2.sd } \
+ { readelf -r comm-data2.rd } \
+ { readelf "-x .debug_foo" comm-data2.xd } \
+ } \
+ "comm-data" \
+ ] \
+]
--- /dev/null
+ .section .rodata,"a",%progbits
+ .balign 8
+ .globl foo
+ .type foo,%object
+foo:
+ .skip 4, 0
--- /dev/null
+Symbol table '\.dynsym' contains [0-9]+ entries:
+ +Num: +Value +Size +Type +Bind +Vis +Ndx +Name
+#...
+ +[0-9]+: +[0-9a-f]+ +0 +OBJECT +GLOBAL +DEFAULT +[0-9]+ +foo
+#...
+Symbol table '\.symtab' contains [0-9]+ entries:
+ +Num: +Value +Size +Type +Bind +Vis +Ndx +Name
+#...
+ +[0-9]+: +[0-9a-f]+ +0 +OBJECT +GLOBAL +DEFAULT +[0-9]+ +foo
+#pass
--- /dev/null
+There are no relocations in this file\.
--- /dev/null
+ .text
+ .globl _start
+ .globl __start
+_start:
+__start:
+ .comm foo, 4, 4
+ .section .debug_foo,"",%progbits
+ .balign 16
+ .ifdef ELF64
+ .8byte foo
+ .else
+ .4byte foo
+ .endif
+ .balign 16
--- /dev/null
+Symbol table '\.dynsym' contains [0-9]+ entries:
+ +Num: +Value +Size +Type +Bind +Vis +Ndx +Name
+#...
+ +[0-9]+: +0+ +0 +OBJECT +GLOBAL +DEFAULT +UND +foo
+#...
+Symbol table '\.symtab' contains [0-9]+ entries:
+ +Num: +Value +Size +Type +Bind +Vis +Ndx +Name
+#...
+ +[0-9]+: +0+ +0 +OBJECT +GLOBAL +DEFAULT +UND +foo
+#pass
--- /dev/null
+Hex dump of section '\.debug_foo':
+ +0x0+ +00000000 00000000 00000000 00000000 +\.\.\.\.\.\.\.\.\.\.\.\.\.\.\.\.
--- /dev/null
+# Expect script for common symbol override, MIPS variation.
+#
+# Copyright 2011 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 Maciej W. Rozycki <macro@codesourcery.com>
+#
+
+# Exclude non-Linux targets; feel free to include your favorite one
+# if you like.
+if ![istarget mips*-*-linux*] {
+ return
+}
+
+proc mips_comm_data_test { abi flag emul reloc } {
+
+ set testname "MIPS $abi/$reloc common symbol override test"
+
+ # There's no "-z copyreloc" option, deal with it.
+ set ZFLAG [string map [list copyreloc "" nocopyreloc "-z $reloc"] $reloc]
+ set AFLAGS "$flag -EB"
+ set LDFLAGS "-m$emul"
+
+ # Define a global symbol.
+ run_ld_link_tests [list \
+ [list \
+ "$testname (auxiliary shared object build)" \
+ "$LDFLAGS -shared" \
+ "$AFLAGS -call_shared" \
+ { ../ld-elf/comm-data1.s } \
+ { \
+ { readelf -s ../ld-elf/comm-data1.sd } \
+ } \
+ "libmips-$abi-$reloc-comm-data.so" \
+ ] \
+ ]
+
+ # Set the pointer size according to the ABI.
+ if { $abi == "n64" } {
+ append AFLAGS " --defsym ELF64=1"
+ }
+
+ # Verify that a common symbol has been converted to an undefined
+ # reference to the global symbol of the same name defined above
+ # and that the debug reference has been dropped.
+ run_ld_link_tests [list \
+ [list \
+ "$testname" \
+ "$LDFLAGS $ZFLAG -Ltmpdir -lmips-$abi-$reloc-comm-data" \
+ "$AFLAGS -call_nonpic" \
+ { ../ld-elf/comm-data2.s } \
+ { \
+ { readelf -s ../ld-elf/comm-data2.sd } \
+ { readelf -r ../ld-elf/comm-data2.rd } \
+ { readelf "-x .debug_foo" ../ld-elf/comm-data2.xd } \
+ } \
+ "mips-$abi-$reloc-comm-data" \
+ ] \
+ ]
+}
+
+set abis { o32 -32 elf32btsmip n32 -n32 elf32btsmipn32 n64 -64 elf64btsmip }
+set relocs { copyreloc nocopyreloc }
+foreach { abi flag emul } $abis {
+ foreach reloc $relocs {
+ mips_comm_data_test $abi $flag $emul $reloc
+ }
+}
# Assemble each file in the test.
foreach src_file $src_files {
- set objfile "tmpdir/[file rootname $src_file].o"
+ set fileroot "[file rootname [file tail $src_file]]"
+ set objfile "tmpdir/$fileroot.o"
lappend objfiles $objfile
if { [file extension $src_file] == ".c" } {
- set as_file "tmpdir/[file rootname $src_file].s"
+ set as_file "tmpdir/$fileroot.s"
if ![ld_compile "$CC -S $CFLAGS $cflags" $srcdir/$subdir/$src_file $as_file] {
set is_unresolved 1
break
# Assemble each file in the test.
foreach src_file $src_files {
- set objfile "tmpdir/[file rootname $src_file].o"
+ set fileroot "[file rootname [file tail $src_file]]"
+ set objfile "tmpdir/$fileroot.o"
lappend objfiles $objfile
# We ignore warnings since some compilers may generate
# Compile each file in the test.
foreach src_file $src_files {
- set objfile "tmpdir/[file rootname $src_file].o"
+ set fileroot "[file rootname [file tail $src_file]]"
+ set objfile "tmpdir/$fileroot.o"
lappend objfiles $objfile
# We ignore warnings since some compilers may generate
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