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12 commits

Author SHA1 Message Date
Tristan Gingold
4384b28422 mach-o: add page_size to backend data.
This is preliminary work to layout executables.

bfd/
	* mach-o.h (bfd_mach_o_backend_data): Add page_size field.
	* mach-o-target.c: Check TARGET_PAGESIZE is defined.
	(TARGET_NAME_BACKEND): Add TARGET_PAGESIZE.
	* mach-o.c (TARGET_PAGESIZE): Define and undefined for
	each targets declared.
	* mach-o-x86-64.c (TARGET_PAGESIZE): Define.
	* mach-o-i386.c (TARGET_PAGESIZE): Define.
2014-04-18 10:45:33 +02:00
Tristan Gingold
12241a34d7 Mach-O: add cpu and cpusubtype caps.
include/mach-o/
2014-04-16  Tristan Gingold  <gingold@adacore.com>

	* loader.h (BFD_MACH_O_CPU_ARCH_MASK, BFD_MACH_O_CPU_ARCH_ABI64)
	(BFD_MACH_O_CPU_SUBTYPE_MASK, BFD_MACH_O_CPU_SUBTYPE_LIB64): Define.

bfd/
2014-04-16  Tristan Gingold  <gingold@adacore.com>

	* mach-o-x86-64.c (bfd_mach_o_x86_64_mkobject): Adjust cpusubtype
	flag.
2014-04-16 10:04:19 +02:00
Tristan Gingold
47c5093265 mach-o: output output_section target_index to write relocs.
bfd/
	* mach-o-i386.c (bfd_mach_o_i386_swap_reloc_out): Use target index
	of output_section.
	* mach-o-x86-64.c (bfd_mach_o_x86_64_swap_reloc_out): Ditto.
2014-04-04 14:22:18 +02:00
Alan Modra
4b95cf5c0c Update copyright years 2014-03-05 22:16:15 +10:30
Iain Sandoe
632039e0a8 correct some mach-o section specification nits.
bfd:

	* mach-o.c (mach_o_section_name_xlat): Correct eh-frame section
	parameters.
	* mach-o-x86-64.c (text_section_names_xlat): New.
	(mach_o_x86_64_segsec_names_xlat): New.
	(bfd_mach_o_tgt_seg_table): Define to mach_o_x86_64_segsec_names_xlat.
	* mach-o-i386.c (text_section_names_xlat): Correct section parameters.
2012-02-10 11:07:33 +00:00
Tristan Gingold
71141310f5 2012-01-04 Tristan Gingold <gingold@adacore.com>
* mach-o-x86-64.c (bfd_mach_o_x86_64_swap_reloc_out): Handle
	BFD_RELOC_32, BFD_RELOC_MACH_O_X86_64_PCREL32_1,
	BFD_RELOC_MACH_O_X86_64_PCREL32_2,
	BFD_RELOC_MACH_O_X86_64_PCREL32_4,
	BFD_RELOC_MACH_O_X86_64_BRANCH32,
	BFD_RELOC_MACH_O_X86_64_SUBTRACTOR32,
	BFD_RELOC_MACH_O_X86_64_GOT.
2012-01-04 12:59:23 +00:00
Iain Sandoe
ab76eeafa5 bfd:
* mach-o-i386.c (bfd_mach_o_section_type_valid_for_tgt): Define NULL.
	* mach-o-target.c (bfd_mach_o_backend_data): Initialize bfd_mach_o_section_type_valid_for_tgt
	* mach-o-x86-64.c (bfd_mach_o_section_type_valid_for_x86_64): New.
	(bfd_mach_o_section_type_valid_for_tgt): Set to bfd_mach_o_section_type_valid_for_x86_64.
	* mach-o.c (bfd_mach_o_section_type_name): Reorder and eliminate dup.
	(bfd_mach_o_section_attribute_name): Reorder.
	(bfd_mach_o_get_section_type_from_name): If the target has defined a validator for section
	types, then use it.
	* mach-o.h (bfd_mach_o_get_section_type_from_name): Alter declaration to include the bfd.

gas:

	* config/obj-macho.c (obj_mach_o_section): Account for target-dependent section
	types.  Improve error handling when wrong section types/attributes are specified.

gas/testsuite:

	* gas/mach-o/err-sections-1.s: New.
	* gas/mach-o/err-sections-2.s: New.
	* gas/mach-o/sections-3.d: New.
	* gas/mach-o/sections-3.s: New.
2011-12-19 15:42:37 +00:00
Tristan Gingold
b93a1992f4 2011-12-16 Shinichiro Hamaji <shinichiro.hamaji@gmail.com>
* mach-o-i386.c (TARGET_PRIORITY): Define as 0 (top priority)
	* mach-o-target.c (TARGET_NAME): Use TARGET_PRIORITY
	* mach-o-x86-64.c (TARGET_PRIORITY): Define as 0 (top priority)
	* mach-o.c (bfd_mach_o_header_p): Remove special handling for
	mach-o-i386.
	(TARGET_PRIORITY) Set 1 for mach-o-be and mach-o-le, and set 0 for
	mach-o-fat.
2011-12-16 13:39:03 +00:00
Tristan Gingold
a455111938 bfd/
2011-12-14  Iain Sandoe  <iains@gcc.gnu.org>

	* mach-o-i386.c (text_section_names_xlat): New table.
	(data_section_names_xlat): Likewise.
	(import_section_names_xlat): Likewise.
	(mach_o_i386_segsec_names_xlat): Likewise.
	(bfd_mach_o_tgt_seg_table): Use new tables.
	* mach-o-x86-64.c (bfd_mach_o_tgt_seg_table): Set NULL.
	* mach-o.c (mach_o_section_name_xlat, mach_o_segment_name_xlat):
	Move to mach-o.h as   typedefs.
	(text_section_names_xlat): Update for current GCC usage.
	(data_section_names_xlat): Likewise.
	(dwarf_section_names_xlat): Likewise.
	(objc_section_names_xlat): New table.
	(segsec_names_xlat): Add objc table.
	(bfd_mach_o_normalize_section_name):  Replace with...
	(bfd_mach_o_section_data_for_mach_sect): New.
	(bfd_mach_o_section_data_for_bfd_name): New.
	(bfd_mach_o_section_data_for_bfd_name): Update to use additional data.
	(bfd_mach_o_convert_section_name_to_mach_o): Likewise.
	(bfd_mach_o_bfd_copy_private_section_data): Implement.
	(bfd_mach_o_write_symtab): Write a zero-length string as the first entry
	for compatibility with system tools.
	(bfd_mach_o_build_commands): Update section alignment info.
	(bfd_mach_o_new_section_hook): Use translation table data to define
	default section flags, type, attributes and alignment, when available.
	(bfd_mach_o_init_section_from_mach_o): Add TODO comment.
	(bfd_mach_o_section_type_name): Add 'symbol_stubs'.
	(bfd_mach_o_section_attribute_name): Add 'self_modifying_code'.
	(bfd_mach_o_get_section_type_from_name): Change "not-found" return
	value.
	(bfd_mach_o_tgt_seg_table): Set default NULL.
	* mach-o.h (bfd_mach_o_segment_command):  Use define for name length.
	(bfd_mach_o_backend_data): Move until after contents are defined.
	(bfd_mach_o_normalize_section_name): Remove.
	(bfd_mach_o_convert_section_name_to_bfd): Declare.
	(mach_o_section_name_xlat): Declare.
	(mach_o_segment_name_xlat): Declare.
	(bfd_mach_o_section_data_for_mach_sect): Declare.
	(bfd_mach_o_section_data_for_bfd_name): Declare.

include/
2011-12-14  Iain Sandoe  <iains@gcc.gnu.org>

	* mach-o/loader.h (bfd_mach_o_section_type): define
	BFD_MACH_O_S_ATTR_NONE to 0.


gas/
2011-12-14  Iain Sandoe  <iains@gcc.gnu.org>

	* config/obj-macho.c: Add some more top-level comments.
	(collect_16char_name): New.
	(obj_mach_o_section): Amend to allow syntax compatible with existing system
	tools.  Use section translation data when available.
	(obj_mach_o_segT_from_bfd_name): New.
	(known_sections): Update.
	(obj_mach_o_known_section): Use obj_mach_o_segT_from_bfd_name.
	(objc_sections): New.
	(obj_mach_o_objc_section): New.
	(debug_sections): New.
	(obj_mach_o_debug_section): New.
	(tgt_sections): New.
	(obj_mach_o_opt_tgt_section): New.
	(obj_mach_o_base_section): New.
	(obj_mach_o_common_parse): Update to create BSS on demand and to handle
	lcomm optional alignment param.
	(obj_mach_o_comm): Update parameter name.
	(obj_mach_o_placeholder): New.
	(mach_o_pseudo_table): Update for GCC section directives.
	* config/obj-macho.h (_OBJ_MACH_O_H): New.
	(USE_ALIGN_PTWO): Define.
	(S_SET_ALIGN) Define.
2011-12-14 10:30:09 +00:00
Tristan Gingold
46d1c23bce bfd/
2011-08-08  Tristan Gingold  <gingold@adacore.com>

	* mach-o.h: Move size macros to external.h
	Move reloc macros to reloc.h and x86-64.h.
	* mach-o-i386.c: Includes mach-o/reloc.h
	* mach-o-x86-64.c: Ditto and includes mach-o/x86-64.h
	* mach-o.c: Add includes.
	(bfd_mach_o_write_header): Use structure from external.h to convert.
	(bfd_mach_o_write_thread): Ditto.
	(bfd_mach_o_write_relocs): Ditto.
	(bfd_mach_o_write_section_32): Ditto.
	(bfd_mach_o_write_section_64): Ditto.
	(bfd_mach_o_write_segment_32): Ditto.
	(bfd_mach_o_write_segment_64): Ditto.
	(bfd_mach_o_write_symtab): Ditto.
	(bfd_mach_o_write_contents): Ditto.
	(bfd_mach_o_read_header): Ditto.
	(bfd_mach_o_read_section_32): Ditto.
	(bfd_mach_o_read_section_64): Ditto.
	(bfd_mach_o_read_symtab_symbol): Ditto.
	(bfd_mach_o_read_dylinker): Ditto.
	(bfd_mach_o_read_dylib): Ditto.
	(bfd_mach_o_read_dysymtab): Ditto.
	(bfd_mach_o_read_symtab): Ditto.
	(bfd_mach_o_read_linkedit): Ditto.
	(bfd_mach_o_read_str): Ditto.
	(bfd_mach_o_read_dyld_info): Ditto.
	(bfd_mach_o_read_segment): Ditto.
	(bfd_mach_o_read_command): Ditto.
	(bfd_mach_o_archive_p): Ditto.
	(bfd_mach_o_canonicalize_one_reloc): Ditto. Change the BUF parameter.
	(bfd_mach_o_canonicalize_relocs): Adjust to call the above function.
	(bfd_mach_o_read_dysymtab_symbol): Rename BUF variable.
	(bfd_mach_o_read_uuid): Remove useless cast.  Use a macro instead
	of an hard-coded value.

include/mach-o
2011-08-08  Tristan Gingold  <gingold@adacore.com>

	* loader.h: Reorder declarations.
	* x86-64.h: New file.
	* external.h: New file.
	* reloc.h: New file.
2011-08-08 08:59:33 +00:00
Tristan Gingold
fde3380891 2011-08-08 Tristan Gingold <gingold@adacore.com>
* mach-o-x86-64.c (bfd_mach_o_x86_64_mkobject): Fix cut-and-past typos.
	(bfd_mach_o_x86_64_swap_reloc_out): Handle BFD_RELOC_32_PCREL,
	BFD_RELOC_MACH_O_X86_64_SUBTRACTOR64 and
	BFD_RELOC_MACH_O_X86_64_GOT_LOAD.  Share common code.
2011-08-08 07:47:41 +00:00
Tristan Gingold
618b730147 2010-01-13 Tristan Gingold <gingold@adacore.com>
* config.bfd: Remove duplicated target vector for i386-*-darwin.
	Appends new arch instead of overriding.
	Use mach_o_x86_64_vec for x86_64-*-darwin.
	* configure.in: Add mach_o_x86_64_vec.
	* configure: Regenerate.
	* targets.c: Declare mach_o_x86_64_vec, add it to _bfd_target_vector.
	* Makefile.am (BFD64_BACKENDS): Add mach-o-x86-64.lo
	(BFD64_BACKENDS_CFILES): Add mach-o-x86-64.c
	* Makefile.in: Regenerate.
	* mach-o-x86-64.c: New file.
2010-01-13 11:49:36 +00:00