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PR ld/13177

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bfd/
	* elflink.c (_bfd_elf_gc_mark_rsec): Set symbol "mark".
	(elf_gc_sweep_symbol): Don't test plt/got refcounts, instead test
	"mark".  Hide undefweak too.  Clear def_regular and ref_regular.
	* elf-m10300.c (mn10300_elf_relocate_section): Ignore unresolved
	reloc errors from garbage-collected code.
	* elf32-arm.c (elf32_arm_relocate_section): Likewise.
	* elf32-bfin.c (bfin_relocate_section): Likewise.
	(bfinfdpic_relocate_section): Likewise.
	* elf32-cris.c (cris_elf_relocate_section): Likewise.
	* elf32-frv.c (elf32_frv_relocate_section): Likewise.
	* elf32-i386.c (elf_i386_relocate_section): Likewise.
	* elf32-m32r.c (m32r_elf_relocate_section): Likewise.
	* elf32-m68k.c (elf_m68k_relocate_section): Likewise.
	* elf32-ppc.c (ppc_elf_relocate_section): Likewise.
	* elf32-s390.c (elf_s390_relocate_section): Likewise.
	* elf32-sh.c (sh_elf_relocate_section): Likewise.
	* elf32-spu.c (spu_elf_relocate_section): Likewise.
	* elf32-tilepro.c (tilepro_elf_relocate_section): Likewise.
	* elf32-xtensa.c (elf_xtensa_relocate_section): Likewise.
	* elf64-alpha.c (elf64_alpha_relocate_section): Likewise.
	* elf64-ppc.c (ppc64_elf_relocate_section): Likewise.
	* elf64-s390.c (elf_s390_relocate_section): Likewise.
	* elf64-sh64.c (sh_elf64_relocate_section): Likewise.
	* elf64-x86-64.c (elf_x86_64_relocate_section): Likewise.
	* elfxx-sparc.c (_bfd_sparc_elf_relocate_section): Likewise.
	* elfxx-tilegx.c (tilegx_elf_relocate_section): Likewise.
ld/testsuite/
	* ld-elf/elf.exp: Move test for shared lib support..
	* lib/ld-lib.exp (check_shared_lib_support): ..to here. Add m68hc1*,
	and s/ms1/mt/.
	(check_gc_sections_available): Match hppa*64 not hppa64.  Comment.
	* ld-gc/libpersonality.s: New.
	* ld-gc/personality.s, * ld-gc/personality.d: New.
	* ld-gc/gc.exp: Run personality test.
This commit is contained in:
Alan Modra 2011-10-19 07:17:21 +00:00
parent 371a586695
commit 1d5316ab67
30 changed files with 249 additions and 70 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
bfd/ChangeLog
View File

@ -1,3 +1,33 @@
2011-10-19 Alan Modra <amodra@gmail.com>
PR ld/13177
* elflink.c (_bfd_elf_gc_mark_rsec): Set symbol "mark".
(elf_gc_sweep_symbol): Don't test plt/got refcounts, instead test
"mark". Hide undefweak too. Clear def_regular and ref_regular.
* elf-m10300.c (mn10300_elf_relocate_section): Ignore unresolved
reloc errors from garbage-collected code.
* elf32-arm.c (elf32_arm_relocate_section): Likewise.
* elf32-bfin.c (bfin_relocate_section): Likewise.
(bfinfdpic_relocate_section): Likewise.
* elf32-cris.c (cris_elf_relocate_section): Likewise.
* elf32-frv.c (elf32_frv_relocate_section): Likewise.
* elf32-i386.c (elf_i386_relocate_section): Likewise.
* elf32-m32r.c (m32r_elf_relocate_section): Likewise.
* elf32-m68k.c (elf_m68k_relocate_section): Likewise.
* elf32-ppc.c (ppc_elf_relocate_section): Likewise.
* elf32-s390.c (elf_s390_relocate_section): Likewise.
* elf32-sh.c (sh_elf_relocate_section): Likewise.
* elf32-spu.c (spu_elf_relocate_section): Likewise.
* elf32-tilepro.c (tilepro_elf_relocate_section): Likewise.
* elf32-xtensa.c (elf_xtensa_relocate_section): Likewise.
* elf64-alpha.c (elf64_alpha_relocate_section): Likewise.
* elf64-ppc.c (ppc64_elf_relocate_section): Likewise.
* elf64-s390.c (elf_s390_relocate_section): Likewise.
* elf64-sh64.c (sh_elf64_relocate_section): Likewise.
* elf64-x86-64.c (elf_x86_64_relocate_section): Likewise.
* elfxx-sparc.c (_bfd_sparc_elf_relocate_section): Likewise.
* elfxx-tilegx.c (tilegx_elf_relocate_section): Likewise.
2011-10-19 Alan Modra <amodra@gmail.com>
PR ld/13311

5
bfd/elf-m10300.c
View File

@ -1499,7 +1499,10 @@ mn10300_elf_relocate_section (bfd *output_bfd,
obscure cases sec->output_section will be NULL. */
relocation = 0;
else if (!info->relocatable && unresolved_reloc)
else if (!info->relocatable && unresolved_reloc
&& _bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset) != (bfd_vma) -1)
(*_bfd_error_handler)
(_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"),
input_bfd,

4
bfd/elf32-arm.c
View File

@ -10386,7 +10386,9 @@ elf32_arm_relocate_section (bfd * output_bfd,
not process them. */
if (unresolved_reloc
&& !((input_section->flags & SEC_DEBUGGING) != 0
&& h->def_dynamic))
&& h->def_dynamic)
&& _bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset) != (bfd_vma) -1)
{
(*_bfd_error_handler)
(_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"),

8
bfd/elf32-bfin.c
View File

@ -1585,7 +1585,9 @@ bfin_relocate_section (bfd * output_bfd,
because such sections are not SEC_ALLOC and thus ld.so will
not process them. */
if (unresolved_reloc
&& !((input_section->flags & SEC_DEBUGGING) != 0 && h->def_dynamic))
&& !((input_section->flags & SEC_DEBUGGING) != 0 && h->def_dynamic)
&& _bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset) != (bfd_vma) -1)
{
(*_bfd_error_handler)
(_("%B(%A+0x%lx): unresolvable relocation against symbol `%s'"),
@ -2731,7 +2733,9 @@ bfinfdpic_relocate_section (bfd * output_bfd,
default:
non_fdpic:
picrel = NULL;
if (h && ! BFINFDPIC_SYM_LOCAL (info, h))
if (h && ! BFINFDPIC_SYM_LOCAL (info, h)
&& _bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset) != (bfd_vma) -1)
{
info->callbacks->warning
(info, _("relocation references symbol not defined in the module"),

6
bfd/elf32-cris.c
View File

@ -1166,7 +1166,11 @@ cris_elf_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED,
|| r_type == R_CRIS_16_PCREL
|| r_type == R_CRIS_32_PCREL))
relocation = 0;
else if (!info->relocatable && unresolved_reloc)
else if (!info->relocatable && unresolved_reloc
&& (_bfd_elf_section_offset (output_bfd, info,
input_section,
rel->r_offset)
!= (bfd_vma) -1))
{
_bfd_error_handler
(_("%B, section %A: unresolvable relocation %s against symbol `%s'"),

5
bfd/elf32-frv.c
View File

@ -2896,7 +2896,10 @@ elf32_frv_relocate_section (output_bfd, info, input_bfd, input_section,
default:
non_fdpic:
picrel = NULL;
if (h && ! FRVFDPIC_SYM_LOCAL (info, h))
if (h
&& ! FRVFDPIC_SYM_LOCAL (info, h)
&& _bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset) != (bfd_vma) -1)
{
info->callbacks->einfo
(_("%H: relocation references symbol"

4
bfd/elf32-i386.c
View File

@ -4244,7 +4244,9 @@ elf_i386_relocate_section (bfd *output_bfd,
not process them. */
if (unresolved_reloc
&& !((input_section->flags & SEC_DEBUGGING) != 0
&& h->def_dynamic))
&& h->def_dynamic)
&& _bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset) != (bfd_vma) -1)
{
(*_bfd_error_handler)
(_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"),

6
bfd/elf32-m32r.c
View File

@ -2589,7 +2589,11 @@ m32r_elf_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED,
relocation = (h->root.u.def.value
+ sec->output_section->vma
+ sec->output_offset);
else if (!info->relocatable)
else if (!info->relocatable
&& (_bfd_elf_section_offset (output_bfd, info,
input_section,
rel->r_offset)
!= (bfd_vma) -1))
{
(*_bfd_error_handler)
(_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"),

4
bfd/elf32-m68k.c
View File

@ -4148,7 +4148,9 @@ elf_m68k_relocate_section (output_bfd, info, input_bfd, input_section,
not process them. */
if (unresolved_reloc
&& !((input_section->flags & SEC_DEBUGGING) != 0
&& h->def_dynamic))
&& h->def_dynamic)
&& _bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset) != (bfd_vma) -1)
{
(*_bfd_error_handler)
(_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"),

4
bfd/elf32-ppc.c
View File

@ -8150,7 +8150,9 @@ ppc_elf_relocate_section (bfd *output_bfd,
if (unresolved_reloc
&& !((input_section->flags & SEC_DEBUGGING) != 0
&& h->def_dynamic))
&& h->def_dynamic)
&& _bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset) != (bfd_vma) -1)
{
info->callbacks->einfo
(_("%P: %H: unresolvable %s relocation against symbol `%s'\n"),

4
bfd/elf32-s390.c
View File

@ -2996,7 +2996,9 @@ elf_s390_relocate_section (output_bfd, info, input_bfd, input_section,
not process them. */
if (unresolved_reloc
&& !((input_section->flags & SEC_DEBUGGING) != 0
&& h->def_dynamic))
&& h->def_dynamic)
&& _bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset) != (bfd_vma) -1)
(*_bfd_error_handler)
(_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"),
input_bfd,

6
bfd/elf32-sh.c
View File

@ -4208,7 +4208,11 @@ sh_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
STT_DATALABEL on the way to it. */
| ((h->other & STO_SH5_ISA32) != 0
&& ! seen_stt_datalabel));
else if (!info->relocatable)
else if (!info->relocatable
&& (_bfd_elf_section_offset (output_bfd, info,
input_section,
rel->r_offset)
!= (bfd_vma) -1))
{
(*_bfd_error_handler)
(_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"),

4
bfd/elf32-spu.c
View File

@ -5000,7 +5000,9 @@ spu_elf_relocate_section (bfd *output_bfd,
else if (is_ea_sym)
unresolved_reloc = TRUE;
if (unresolved_reloc)
if (unresolved_reloc
&& _bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset) != (bfd_vma) -1)
{
(*_bfd_error_handler)
(_("%B(%s+0x%lx): unresolvable %s relocation against symbol `%s'"),

4
bfd/elf32-tilepro.c
View File

@ -3110,7 +3110,9 @@ tilepro_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
not process them. */
if (unresolved_reloc
&& !((input_section->flags & SEC_DEBUGGING) != 0
&& h->def_dynamic))
&& h->def_dynamic)
&& _bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset) != (bfd_vma) -1)
(*_bfd_error_handler)
(_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"),
input_bfd,

4
bfd/elf32-xtensa.c
View File

@ -3058,7 +3058,9 @@ elf_xtensa_relocate_section (bfd *output_bfd,
not process them. */
if (unresolved_reloc
&& !((input_section->flags & SEC_DEBUGGING) != 0
&& h->def_dynamic))
&& h->def_dynamic)
&& _bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset) != (bfd_vma) -1)
{
(*_bfd_error_handler)
(_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"),

15
bfd/elf64-alpha.c
View File

@ -4213,6 +4213,7 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
bfd_vma value;
bfd_vma addend;
bfd_boolean dynamic_symbol_p;
bfd_boolean unresolved_reloc = FALSE;
bfd_boolean undef_weak_ref = FALSE;
unsigned long r_type;
@ -4294,7 +4295,6 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
else
{
bfd_boolean warned;
bfd_boolean unresolved_reloc;
struct elf_link_hash_entry *hh;
struct elf_link_hash_entry **sym_hashes = elf_sym_hashes (input_bfd);
@ -4527,7 +4527,12 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
else if (info->shared
&& r_symndx != STN_UNDEF
&& (input_section->flags & SEC_ALLOC)
&& !undef_weak_ref)
&& !undef_weak_ref
&& !(unresolved_reloc
&& (_bfd_elf_section_offset (output_bfd, info,
input_section,
rel->r_offset)
== (bfd_vma) -1)))
{
if (r_type == R_ALPHA_REFLONG)
{
@ -4573,7 +4578,11 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
/* ??? .eh_frame references to discarded sections will be smashed
to relocations against SHN_UNDEF. The .eh_frame format allows
NULL to be encoded as 0 in any format, so this works here. */
if (r_symndx == STN_UNDEF)
if (r_symndx == STN_UNDEF
|| (unresolved_reloc
&& _bfd_elf_section_offset (output_bfd, info,
input_section,
rel->r_offset) == (bfd_vma) -1))
howto = (elf64_alpha_howto_table
+ (r_type - R_ALPHA_SREL32 + R_ALPHA_REFLONG));
goto default_reloc;

4
bfd/elf64-ppc.c
View File

@ -13459,7 +13459,9 @@ ppc64_elf_relocate_section (bfd *output_bfd,
not process them. */
if (unresolved_reloc
&& !((input_section->flags & SEC_DEBUGGING) != 0
&& h->elf.def_dynamic))
&& h->elf.def_dynamic)
&& _bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset) != (bfd_vma) -1)
{
info->callbacks->einfo
(_("%P: %H: unresolvable %s relocation against symbol `%s'\n"),

4
bfd/elf64-s390.c
View File

@ -2971,7 +2971,9 @@ elf_s390_relocate_section (bfd *output_bfd,
not process them. */
if (unresolved_reloc
&& !((input_section->flags & SEC_DEBUGGING) != 0
&& h->def_dynamic))
&& h->def_dynamic)
&& _bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset) != (bfd_vma) -1)
(*_bfd_error_handler)
(_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"),
input_bfd,

6
bfd/elf64-sh64.c
View File

@ -1630,7 +1630,11 @@ sh_elf64_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED,
STT_DATALABEL on the way to it. */
| ((h->other & STO_SH5_ISA32) != 0
&& ! seen_stt_datalabel));
else if (!info->relocatable)
else if (!info->relocatable
&& (_bfd_elf_section_offset (output_bfd, info,
input_section,
rel->r_offset)
!= (bfd_vma) -1))
{
(*_bfd_error_handler)
(_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"),

4
bfd/elf64-x86-64.c
View File

@ -4103,7 +4103,9 @@ elf_x86_64_relocate_section (bfd *output_bfd,
not process them. */
if (unresolved_reloc
&& !((input_section->flags & SEC_DEBUGGING) != 0
&& h->def_dynamic))
&& h->def_dynamic)
&& _bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset) != (bfd_vma) -1)
(*_bfd_error_handler)
(_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"),
input_bfd,

24
bfd/elflink.c
View File

@ -11577,6 +11577,7 @@ _bfd_elf_gc_mark_rsec (struct bfd_link_info *info, asection *sec,
while (h->root.type == bfd_link_hash_indirect
|| h->root.type == bfd_link_hash_warning)
h = (struct elf_link_hash_entry *) h->root.u.i.link;
h->mark = 1;
return (*gc_mark_hook) (sec, info, cookie->rel, h, NULL);
}
@ -11724,19 +11725,20 @@ struct elf_gc_sweep_symbol_info
static bfd_boolean
elf_gc_sweep_symbol (struct elf_link_hash_entry *h, void *data)
{
if (((h->root.type == bfd_link_hash_defined
|| h->root.type == bfd_link_hash_defweak)
&& !h->root.u.def.section->gc_mark
&& (!(h->root.u.def.section->owner->flags & DYNAMIC)
|| (h->plt.refcount <= 0
&& h->got.refcount <= 0)))
|| (h->root.type == bfd_link_hash_undefined
&& h->plt.refcount <= 0
&& h->got.refcount <= 0))
if (!h->mark
&& (((h->root.type == bfd_link_hash_defined
|| h->root.type == bfd_link_hash_defweak)
&& !h->root.u.def.section->gc_mark)
|| h->root.type == bfd_link_hash_undefined
|| h->root.type == bfd_link_hash_undefweak))
{
struct elf_gc_sweep_symbol_info *inf =
(struct elf_gc_sweep_symbol_info *) data;
struct elf_gc_sweep_symbol_info *inf;
inf = (struct elf_gc_sweep_symbol_info *) data;
(*inf->hide_symbol) (inf->info, h, TRUE);
h->def_regular = 0;
h->ref_regular = 0;
h->ref_regular_nonweak = 0;
}
return TRUE;

4
bfd/elfxx-sparc.c
View File

@ -3828,7 +3828,9 @@ _bfd_sparc_elf_relocate_section (bfd *output_bfd,
not process them. */
if (unresolved_reloc
&& !((input_section->flags & SEC_DEBUGGING) != 0
&& h->def_dynamic))
&& h->def_dynamic)
&& _bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset) != (bfd_vma) -1)
(*_bfd_error_handler)
(_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"),
input_bfd,

4
bfd/elfxx-tilegx.c
View File

@ -3493,7 +3493,9 @@ tilegx_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
not process them. */
if (unresolved_reloc
&& !((input_section->flags & SEC_DEBUGGING) != 0
&& h->def_dynamic))
&& h->def_dynamic)
&& _bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset) != (bfd_vma) -1)
(*_bfd_error_handler)
(_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"),
input_bfd,

10
ld/testsuite/ChangeLog
View File

@ -1,3 +1,13 @@
2011-10-19 Alan Modra <amodra@gmail.com>
* ld-elf/elf.exp: Move test for shared lib support..
* lib/ld-lib.exp (check_shared_lib_support): ..to here. Add m68hc1*,
and s/ms1/mt/.
(check_gc_sections_available): Match hppa*64 not hppa64. Comment.
* ld-gc/libpersonality.s: New.
* ld-gc/personality.s, * ld-gc/personality.d: New.
* ld-gc/gc.exp: Run personality test.
2011-10-18 David S. Miller <davem@davemloft.net>
* ld-sparc/tlssunbin32.dd: Update for TLS call relaxation fix

35
ld/testsuite/ld-elf/elf.exp
View File

@ -58,40 +58,7 @@ if { ![istarget hppa64*-hpux*] } {
# should not seg-fault whilst creating the binary.
#
# Only run the test on targets thats support creating shared libraries.
if { ! [istarget arc-*-*]
&& ! [istarget avr-*-*]
&& ! [istarget cr16-*-*]
&& ! [istarget cris*-*-*]
&& ! [istarget crx-*-*]
&& ! [istarget d10v-*-*]
&& ! [istarget d30v-*-*]
&& ! [istarget dlx-*-*]
&& ! [istarget fr30-*-*]
&& ! [istarget frv-*-*]
&& ! [istarget h8300-*-*]
&& ! [istarget i860-*-*]
&& ! [istarget i960-*-*]
&& ! [istarget ip2k-*-*]
&& ! [istarget iq2000-*-*]
&& ! [istarget lm32-*-*]
&& ! [istarget m32c-*-*]
&& ! [istarget m32r-*-*]
&& ! [istarget mcore*-*-*]
&& ! [istarget mep-*-*]
&& ! [istarget microblaze-*-*]
&& ! [istarget mn10200-*-*]
&& ! [istarget moxie-*-*]
&& ! [istarget ms1-*-*]
&& ! [istarget msp430-*-*]
&& ! [istarget openrisc-*-*]
&& ! [istarget or32-*-*]
&& ! [istarget pj-*-*]
&& ! [istarget rx-*-*]
&& ! [istarget spu-*-*]
&& ! [istarget v850*-*-*]
&& ! [istarget xstormy16-*-*]
&& ! [istarget *-*-irix*]
&& ! [istarget *-*-rtems] } {
if { [check_shared_lib_support] } then {
run_ld_link_tests {
{"Build shared library for next test"
"-shared" "" "note-3.s" {} "note-3.so" }

14
ld/testsuite/ld-gc/gc.exp
View File

@ -97,6 +97,20 @@ test_gc "Check --gc-section/-r/-u" "gcrel" $ld "-r --gc-sections -u used_func"
run_dump_test "noent"
run_dump_test "abi-note"
run_dump_test "start"
if { [is_elf_format] && [check_shared_lib_support] } then {
set gasopt ""
if { [istarget tic6x-*] } then {
set gasopt "-mpic -mpid=near"
}
if {![ld_assemble_flags $as $gasopt $srcdir/$subdir/libpersonality.s tmpdir/libpersonality.o]
|| ![ld_simple_link $ld tmpdir/libpersonality.so "-shared tmpdir/libpersonality.o"] } then {
fail libpersonality
} else {
run_dump_test "personality"
}
}
if { [is_remote host] || [which $CC] != 0 } {
if { [istarget "*-*-linux*"]
|| [istarget "*-*-gnu*"] } {

11
ld/testsuite/ld-gc/libpersonality.s Normal file
View File

@ -0,0 +1,11 @@
.weak __gxx_personality_v0
.type __gxx_personality_v0,%function
__gxx_personality_v0:
.long 0
.size __gxx_personality_v0, . - __gxx_personality_v0
.globl __gxx_personality_v1
.type __gxx_personality_v1,%function
__gxx_personality_v1:
.long 0
.size __gxx_personality_v1, . - __gxx_personality_v1

10
ld/testsuite/ld-gc/personality.d Normal file
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@ -0,0 +1,10 @@
#name: --gc-sections with __gxx_personality
#ld: --gc-sections -e main -L tmpdir -lpersonality
#nm: -n
#xfail: bfin-*-* cris*-*-* frv-*-* mn10300-*-* vax-*-* xtensa-*-*
# above targets don't support cfi
#failif
#...
.*gxx_personality.*
#...

28
ld/testsuite/ld-gc/personality.s Normal file
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@ -0,0 +1,28 @@
.section .text.loseme,"ax",%progbits
.globl loseme
.type loseme,%function
loseme:
.cfi_startproc
.cfi_personality 0,__gxx_personality_v0
.long 0
.cfi_endproc
.size loseme, . - loseme
.section .text.loseme2,"ax",%progbits
.globl loseme2
.type loseme2,%function
loseme2:
.cfi_startproc
.cfi_personality 0,__gxx_personality_v1
.long 0
.cfi_endproc
.size loseme2, . - loseme2
.section .text.main,"ax",%progbits
.globl main
.type main, %function
main:
.cfi_startproc
.long 0
.cfi_endproc
.size main, . - main

48
ld/testsuite/lib/ld-lib.exp
View File

@ -1418,7 +1418,7 @@ proc check_gc_sections_available { } {
|| [istarget or32-*-*]
|| [istarget pj*-*-*]
|| [istarget alpha-*-*]
|| [istarget hppa64-*-*]
|| [istarget hppa*64-*-*]
|| [istarget i370-*-*]
|| [istarget i860-*-*]
|| [istarget ia64-*-*]
@ -1439,6 +1439,8 @@ proc check_gc_sections_available { } {
}
# Check if the ld used by gcc supports --gc-sections.
# FIXME: this test is useless since ld --help always says
# --gc-sections is available
set ld_output [remote_exec host $ld "--help"]
if { [ string first "--gc-sections" $ld_output ] >= 0 } {
set gc_sections_available_saved 1
@ -1449,6 +1451,50 @@ proc check_gc_sections_available { } {
return $gc_sections_available_saved
}
# Returns true if -shared is supported on the target
# Only used and accurate for ELF targets at the moment
proc check_shared_lib_support { } {
if {![istarget arc-*-*]
&& ![istarget avr-*-*]
&& ![istarget cr16-*-*]
&& ![istarget cris*-*-*]
&& ![istarget crx-*-*]
&& ![istarget d10v-*-*]
&& ![istarget d30v-*-*]
&& ![istarget dlx-*-*]
&& ![istarget fr30-*-*]
&& ![istarget frv-*-*]
&& ![istarget h8300-*-*]
&& ![istarget i860-*-*]
&& ![istarget i960-*-*]
&& ![istarget ip2k-*-*]
&& ![istarget iq2000-*-*]
&& ![istarget lm32-*-*]
&& ![istarget m32c-*-*]
&& ![istarget m32r-*-*]
&& ![istarget m68hc1*-*-*]
&& ![istarget mcore*-*-*]
&& ![istarget mep-*-*]
&& ![istarget microblaze-*-*]
&& ![istarget mn10200-*-*]
&& ![istarget moxie-*-*]
&& ![istarget msp430-*-*]
&& ![istarget mt-*-*]
&& ![istarget openrisc-*-*]
&& ![istarget or32-*-*]
&& ![istarget pj-*-*]
&& ![istarget rx-*-*]
&& ![istarget spu-*-*]
&& ![istarget v850*-*-*]
&& ![istarget xstormy16-*-*]
&& ![istarget *-*-irix*]
&& ![istarget *-*-rtems] } {
return 1
}
return 0
}
# Returns true if the target ld supports the plugin API.
proc check_plugin_api_available { } {
global plugin_api_available_saved