Commit graph

8428 commits

Author SHA1 Message Date
H.J. Lu
bb1cb422ae Support garbage collection against STT_GNU_IFUNC symbols.
bfd/

2010-07-13  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/11791
	* elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Support
	garbage collection against STT_GNU_IFUNC symbols.

	* elf32-i386.c (elf_i386_get_local_sym_hash): Don't set
	elf.plt.offset/elf.got.offset to -1.
	(elf_i386_tls_transition): Skip TLS transition for functions.
	(elf_i386_gc_sweep_hook): Support STT_GNU_IFUNC symbols.

	* elf64-x86-64.c (elf64_x86_64_get_local_sym_hash): Don't set
	elf.plt.offset/elf.got.offset to -1.
	(elf64_x86_64_tls_transition): Skip TLS transition for functions.
	(elf64_x86_64_gc_sweep_hook): Support STT_GNU_IFUNC symbols.

ld/testsuite/

2010-07-13  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/11791
	* ld-ifunc/ifunc-10-i386.d: New.
	* ld-ifunc/ifunc-10-i386.s: Likewise.
	* ld-ifunc/ifunc-10-x86-64.d: Likewise.
	* ld-ifunc/ifunc-10-x86-64.s: Likewise.
	* ld-ifunc/ifunc-11-i386.d: Likewise.
	* ld-ifunc/ifunc-11-i386.s: Likewise.
	* ld-ifunc/ifunc-11-x86-64.d: Likewise.
	* ld-ifunc/ifunc-11-x86-64.s: Likewise.
2010-07-13 16:59:14 +00:00
Alan Modra
b4d0d1cbc6 daily update 2010-07-13 00:00:05 +00:00
H.J. Lu
9fff0c3957 Re-indent elf32-i386.c.
2010-07-12  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-i386.c (elf_i386_check_relocs): Re-indent.
	(elf_i386_relocate_section): Likewise.
2010-07-12 21:13:24 +00:00
Alan Modra
33b86f95af daily update 2010-07-12 00:00:06 +00:00
Alan Modra
5fda0a8ef7 daily update 2010-07-11 00:00:05 +00:00
Alan Modra
6115433e78 daily update 2010-07-10 00:00:06 +00:00
Alan Modra
9818e16ce9 daily update 2010-07-09 00:00:05 +00:00
Alan Modra
c2397eaa93 daily update 2010-07-08 00:00:05 +00:00
Alan Modra
9176f4dfdc daily update 2010-07-07 00:00:07 +00:00
H.J. Lu
f5296ddc5e Initialize prev_line.
2010-07-06  H.J. Lu  <hongjiu.lu@intel.com>

	* dwarf2.c (add_line_info): Initialize prev_line.
2010-07-06 21:13:57 +00:00
Alan Modra
50248c890f bfd/
* elf32-ppc.c (ppc_elf_relax_section): Insert branch around
	trampolines only for .init and .fini sections.
ld/testsuite/
	* ld-powerpc/relax.s: Add branch back to _start.
	* ld-powerpc/relax.d: Update.
	* ld-powerpc/relaxr.d: Update.
2010-07-06 09:29:47 +00:00
Alan Modra
bf501491ea daily update 2010-07-06 00:00:05 +00:00
Alan Modra
5b9144488e * elf32-ppc.c: Formatting.
(ppc_elf_finish_dynamic_sections): Don't make plt_entry var static.
2010-07-05 13:34:27 +00:00
Alan Modra
541f9b9bd3 daily update 2010-07-05 00:00:05 +00:00
Alan Modra
93ebf8cec2 daily update 2010-07-04 00:00:04 +00:00
Cary Coutant
0acf065b19 bfd/ChangeLog:
* compress.c (bfd_uncompress_section_contents): Add ATTRIBUTE_UNUSED.
	* dwarf2.c (read_and_uncompress_section): New function.
	(read_section): Call it.
	(find_line): Likewise.

binutils/ChangeLog:

	* objdump.c (load_specific_debug_section): Decompress section contents
	before applying relocations.
	* readelf.c (load_specific_debug_section): Update section size after
	decompression.

gas/ChangeLog:

	* Makefile.am: Add compress-debug.c and compress-debug.h.
	* Makefile.in: Regenerate.
	* config.in: Add HAVE_ZLIB_H.
	* configure.in: Check for zlib.h.
	* configure: Regenerate.

	* as.c (parse_args): Add --compress-debug-sections and
	--nocompress-debug-sections.
	* as.h (flag_compress_debug): New variable.
	* compress-debug.c: New file.
	* compress-debug.h: New file.
	* write.c: Include compress-debug.h.
	(compress_frag): New function.
	(compress_debug): New function.
	(write_object_file): Compress debug sections if requested.
2010-07-03 20:52:24 +00:00
Alan Modra
d66fd647e6 daily update 2010-07-03 00:00:05 +00:00
Alan Modra
fd2ec336c8 daily update 2010-07-02 00:00:05 +00:00
Alan Modra
726d3ab069 * elf64-ppc.c (ppc64_elf_edit_toc): Use SYMBOL_CALLS_LOCAL rather
than SYMBOL_REFERENCES_LOCAL.
	(ppc64_elf_relocate_section): Likewise.
2010-07-01 09:48:26 +00:00
Alan Modra
bddc25c9ca * elf64-ppc.c (ppc64_elf_edit_toc): Keep toc entries for ifuncs. 2010-07-01 04:12:29 +00:00
Alan Modra
4355d58b1e daily update 2010-07-01 00:00:05 +00:00
Alan Modra
039ba22f21 daily update 2010-06-30 00:00:05 +00:00
Alan Modra
360cfc9c8b remove maxq-coff port 2010-06-29 04:17:34 +00:00
Alan Modra
2ffb598f47 daily update 2010-06-29 00:00:04 +00:00
Alan Modra
3f062f4418 * compress.c (bfd_uncompress_section_contents): Use ATTRIBUTE_UNUSED
to silence gcc warning.
2010-06-28 14:41:11 +00:00
Alan Modra
fc63f3ec4e daily update 2010-06-28 00:00:06 +00:00
Alan Modra
6bee8834bf * elf64-ppc.c (get_tls_mask): Don't segfault on NULL elf_section_data.
(group_sections): Likewise.
2010-06-27 08:37:22 +00:00
Alan Modra
c7e2358a88 fix set but unused variable warnings 2010-06-27 04:07:55 +00:00
Alan Modra
1addfd92eb daily update 2010-06-27 00:00:05 +00:00
Alan Modra
3c1b3731d3 daily update 2010-06-26 00:00:05 +00:00
Tristan Gingold
4ba2ab9fc3 2010-06-25 Tristan Gingold <gingold@adacore.com>
* vms-alpha.c (_bfd_vms_write_egsd): Check absolute section with
	its flags.  Create an absolute section if needed.
2010-06-25 15:37:43 +00:00
Tristan Gingold
1b3d1dbfad 2010-06-25 Tristan Gingold <gingold@adacore.com>
* vms-alpha.c (_bfd_vms_write_egsd): Set target_index field of
	sections.  Mark .vmsdebug section as SEC_DEBUGGING.  Do not create
	dummy psect anymore.  Adjust.
	(_bfd_vms_write_eeom): Adjust (use target_index instead of index)
	(_bfd_vms_write_etir): Ditto.
	(start_etir_or_etbt_record): Test for SEC_DEBUGGING instead of
	section name.  Adjust.
2010-06-25 15:21:48 +00:00
Tristan Gingold
9714ee4866 2010-06-25 Tristan Gingold <gingold@adacore.com>
* vms-alpha.c (alpha_vms_write_exec): Set linktime field.
2010-06-25 14:54:19 +00:00
Alan Modra
ba761f19f5 include/elf/
* ppc64.h (R_PPC64_LO_DS_OPT): Define.
bfd/
	* elf64-ppc.c (toc_skip_enum): Define.
	(ppc64_elf_edit_toc): Use two low bits of skip array as markers.
	Optimize largetoc sequences.
	(adjust_toc_syms): Update for skip array change.
	(ppc64_elf_relocate_section): Handle R_PPC64_LO_DS_OPT.
ld/
	* emultempl/ppc64elf.em (prelim_size_sections): New function.
	(ppc_before_allocation): Use it.  Size sections before toc edit too.
2010-06-25 05:20:57 +00:00
Alan Modra
854b41e7c1 * elf64-ppc.c (is_static_defined): New function.
(get_tls_mask, ppc_type_of_stub): Use it here.
	(ppc64_elf_edit_opd): Ensure we only attempt to edit ppc64 input.
	(ppc64_elf_tls_setup): Typo fix.
	(adjust_toc_syms): Correctly handle symbols defined past the end
	of the toc.  Move syms on removed entries to next entry rather
	than to start of toc.
	(ppc64_elf_edit_toc): Likewise.  Ensure we only attempt to
	edit ppc64 input.  Allocate one extra word in skip array.
	Honour info->keep_memory when reading relocs if we can.
	Adjust toc relocs after adjusting symbols.
2010-06-25 03:46:04 +00:00
Alan Modra
591094244f daily update 2010-06-25 00:00:04 +00:00
Alan Modra
2721bf3de3 daily update 2010-06-24 00:00:08 +00:00
Nathan Sidwell
61e8a5ea17 * archive64.c (bfd_elf64_archive_write_armap): Fix buffer overrun
when scaning map.
2010-06-23 10:21:16 +00:00
Alan Modra
3fe1017350 daily update 2010-06-23 00:00:05 +00:00
Alan Modra
25af11d544 daily update 2010-06-22 00:00:05 +00:00
Alan Modra
89e38f6b1a daily update 2010-06-21 00:00:05 +00:00
Alan Modra
d02ea25b1f daily update 2010-06-20 00:00:05 +00:00
Alan Modra
9d05e900fc daily update 2010-06-19 00:00:05 +00:00
Alan Modra
ba71cf6fa1 daily update 2010-06-18 00:00:04 +00:00
Tristan Gingold
24df9a516a 2010-06-17 Tristan Gingold <gingold@adacore.com>
* Makefile.am (BFD32_BACKENDS_CFILES): Move vms-alpha.c to ...
	(BFD64_BACKENDS_CFILES): ... here.
	(BFD32_BACKENDS): Move vms-alpha.lo to ...
	(BFD64_BACKENDS): ... here.
	* Makefile.in: Regenerate.
2010-06-17 08:19:14 +00:00
Alan Modra
dfeb34fb1a daily update 2010-06-17 00:00:05 +00:00
Joseph Myers
59e6276b64 bfd:
* elf-bfd.h (LEAST_KNOWN_OBJ_ATTRIBUTE): Decrease to 2.
	* elf32-tic6x.c (elf32_tic6x_obj_attrs_arg_type,
	elf32_tic6x_merge_arch_attributes, elf32_tic6x_merge_attributes,
	elf32_tic6x_merge_private_bfd_data): New.
	(bfd_elf32_bfd_merge_private_bfd_data,
	elf_backend_obj_attrs_arg_type, elf_backend_obj_attrs_section,
	elf_backend_obj_attrs_section_type, elf_backend_obj_attrs_vendor):
	Define.
	* elf32-tic6x.h (elf32_tic6x_merge_arch_attributes): Declare.

binutils:
	* readelf.c (display_tic6x_attribute, process_tic6x_specific):
	New.
	(process_arch_specific): Call process_tic6x_specific for
	EM_TI_C6000.

gas:
	* config/tc-tic6x.c: Include elf/tic6x.h.
	(tic6x_arch_attribute, tic6x_seen_insns): New.
	(tic6x_arch_table, tic6x_arches): Add attribute values.
	(tic6x_use_arch): Handle attribute settings.
	(tic6x_attributes_set_explicitly, s_tic6x_c6xabi_attribute,
	tic6x_attribute_table, tic6x_attributes,
	tic6x_convert_symbolic_attribute): New.
	(md_pseudo_table): Add c6xabi_attribute.
	(md_assemble): Set tic6x_seen_insns and tic6x_arch_attribute.
	(tic6x_set_attribute_int, tic6x_set_attributes): New.
	(tic6x_end): Call tic6x_set_attributes.
	* config/tc-tic6x.h (CONVERT_SYMBOLIC_ATTRIBUTE): Define.
	(tic6x_convert_symbolic_attribute): Declare.

gas/testsuite:
	* gas/elf/elf.exp: Set target_machine for tic6x-*-*.
	* gas/elf/section2.e-tic6x, gas/tic6x/attr-arch-directive-1.d,
	gas/tic6x/attr-arch-directive-1.s,
	gas/tic6x/attr-arch-directive-2.d,
	gas/tic6x/attr-arch-directive-2.s,
	gas/tic6x/attr-arch-directive-3.d,
	gas/tic6x/attr-arch-directive-3.s,
	gas/tic6x/attr-arch-directive-4.d,
	gas/tic6x/attr-arch-directive-4.s,
	gas/tic6x/attr-arch-directive-5.d,
	gas/tic6x/attr-arch-directive-5.s,
	gas/tic6x/attr-arch-opts-c62x.d, gas/tic6x/attr-arch-opts-c64x+.d,
	gas/tic6x/attr-arch-opts-c64x.d, gas/tic6x/attr-arch-opts-c674x.d,
	gas/tic6x/attr-arch-opts-c67x+.d, gas/tic6x/attr-arch-opts-c67x.d,
	gas/tic6x/attr-arch-opts-none-1.d,
	gas/tic6x/attr-arch-opts-none-2.d,
	gas/tic6x/attr-arch-opts-override-1.d,
	gas/tic6x/attr-arch-opts-override-2.d, gas/tic6x/empty.s: New.

include/elf:
	* tic6x-attrs.h: New.
	* tic6x.h: Include elf/tic6x-attrs.h for attribute table.
	(C6XABI_Tag_CPU_arch_none, C6XABI_Tag_CPU_arch_C62X,
	C6XABI_Tag_CPU_arch_C67X, C6XABI_Tag_CPU_arch_C67XP,
	C6XABI_Tag_CPU_arch_C64X, C6XABI_Tag_CPU_arch_C64XP,
	C6XABI_Tag_CPU_arch_C674X): Define.

ld:
	* emulparams/elf32_tic6x_le.sh (ATTRS_SECTIONS): Define.

ld/testsuite:
	* ld-elf/orphan3.d: Allow section names starting '_'.
	* ld-tic6x/attr-arch-c62x-c62x.d, ld-tic6x/attr-arch-c62x-c64x+.d,
	ld-tic6x/attr-arch-c62x-c64x.d, ld-tic6x/attr-arch-c62x-c674x.d,
	ld-tic6x/attr-arch-c62x-c67x+.d, ld-tic6x/attr-arch-c62x-c67x.d,
	ld-tic6x/attr-arch-c62x.s, ld-tic6x/attr-arch-c64x+-c62x.d,
	ld-tic6x/attr-arch-c64x+-c64x+.d, ld-tic6x/attr-arch-c64x+-c64x.d,
	ld-tic6x/attr-arch-c64x+-c674x.d,
	ld-tic6x/attr-arch-c64x+-c67x+.d, ld-tic6x/attr-arch-c64x+-c67x.d,
	ld-tic6x/attr-arch-c64x+.s, ld-tic6x/attr-arch-c64x-c62x.d,
	ld-tic6x/attr-arch-c64x-c64x+.d, ld-tic6x/attr-arch-c64x-c64x.d,
	ld-tic6x/attr-arch-c64x-c674x.d, ld-tic6x/attr-arch-c64x-c67x+.d,
	ld-tic6x/attr-arch-c64x-c67x.d, ld-tic6x/attr-arch-c64x.s,
	ld-tic6x/attr-arch-c674x-c62x.d, ld-tic6x/attr-arch-c674x-c64x+.d,
	ld-tic6x/attr-arch-c674x-c64x.d, ld-tic6x/attr-arch-c674x-c674x.d,
	ld-tic6x/attr-arch-c674x-c67x+.d, ld-tic6x/attr-arch-c674x-c67x.d,
	ld-tic6x/attr-arch-c674x.s, ld-tic6x/attr-arch-c67x+-c62x.d,
	ld-tic6x/attr-arch-c67x+-c64x+.d, ld-tic6x/attr-arch-c67x+-c64x.d,
	ld-tic6x/attr-arch-c67x+-c674x.d,
	ld-tic6x/attr-arch-c67x+-c67x+.d, ld-tic6x/attr-arch-c67x+-c67x.d,
	ld-tic6x/attr-arch-c67x+.s, ld-tic6x/attr-arch-c67x-c62x.d,
	ld-tic6x/attr-arch-c67x-c64x+.d, ld-tic6x/attr-arch-c67x-c64x.d,
	ld-tic6x/attr-arch-c67x-c674x.d, ld-tic6x/attr-arch-c67x-c67x+.d,
	ld-tic6x/attr-arch-c67x-c67x.d, ld-tic6x/attr-arch-c67x.s: New.
2010-06-16 00:36:04 +00:00
Alan Modra
52c51c16aa daily update 2010-06-16 00:00:06 +00:00
Joseph Myers
3de4a297ec * elf-bfd.h (LEAST_KNOWN_OBJ_ATTRIBUTE): Define.
(struct elf_backend_data): Update comment on obj_attrs_order.
	* elf-attrs.c (vendor_obj_attr_size, vendor_set_obj_attr_contents,
	_bfd_elf_copy_obj_attributes): Use LEAST_KNOWN_OBJ_ATTRIBUTE
	instead of hardcoded 4.
	* elf32-arm.c (elf32_arm_obj_attrs_order): Use
	LEAST_KNOWN_OBJ_ATTRIBUTE and LEAST_KNOWN_OBJ_ATTRIBUTE + 1
	instead of hardcoded 4 and 5.
	(elf32_arm_merge_eabi_attributes): Use LEAST_KNOWN_OBJ_ATTRIBUTE
	instead of hardcoded 4.
2010-06-15 23:10:10 +00:00
Alan Modra
d70546dee9 daily update 2010-06-15 00:00:05 +00:00