Commit Graph

52 Commits

Author SHA1 Message Date
Ian Lance Taylor
69645d10fb Add new style linker support to COFF backend. a29k only for now.
* cofflink.c: New file.
	* libcoff-in.h: Include bfdlink.h.
	(obj_coff_external_syms, obj_coff_strings): Define accessor macro.
	(obj_coff_sym_hashes): Define accessor macro.
	(struct coff_tdata): Add fields external_syms, strings, and
	sym_hashes.
	(struct coff_link_hash_entry): Define.
	(struct coff_link_hash_table): Define.
	(coff_link_hash_lookup, coff_link_hash_traverse): Define.
	(coff_hash_table): Define.
	(_bfd_coff_link_hash_table_create): Declare.
	(_bfd_coff_link_add_symbols, _bfd_coff_final_link): Declare.
	* coffcode.h (bfd_coff_backend_data): Add fields _bfd_relsz,
	_bfd_coff_swap_reloc_in, _bfd_coff_sym_is_global,
	_bfd_coff_compute_section_file_positions,
	_bfd_coff_relocate_section.
	(bfd_coff_relsz, bfd_coff_swap_reloc_in): Define.
	(bfd_coff_sym_is_global): Define.
	(bfd_coff_compute_section_file_positions): Define.
	(bfd_coff_relocate_section): Define.
	(coff_mkobject_hook): Initialize obj_raw_syment_count and
	obj_conv_table_size.
	(coff_compute_section_file_positions): Set target_index of all
	sections.  Set output_has_begun field.
	(coff_write_object_contents): Don't set target_index; now done by
	coff_compute_section_file_positions.  Remove obsolete handling of
	scn_base and data_base.  Don't bother to check that target_index
	is positive, since it always is.  Remove use of pad, which is
	always zero.  Check obj_raw_syment_count, not bfd_get_symcount,
	for the number of symbols, but only write them out if
	bfd_get_symcount is non-zero.
	(coff_slurp_symbol_table): Use obj_raw_syment_count, not
	bfd_get_symcount for the number of symbols.  Don't set
	obj_conv_table_size.
	(coff_sym_is_global): New static function or macro.
	(coff_slurp_reloc_table): Call coff_swap_reloc_in, not
	bfd_swap_reloc_in.
	(coff_bfd_link_hash_table_create): If coff_relocate_section is
	defined, define as _bfd_coff_link_hash_table_create.
	(coff_bfd_link_add_symbols): Similar change.
	(coff_bfd_final_link): Similar change.
	(coff_relocate_section): Define as NULL if not defined.
	(bfd_coff_std_swap_table): Initialize new fields.
	* coffgen.c (coff_real_object_p): Don't set obj_raw_syment_count
	and obj_conv_table_size here.
	(coff_count_linenumbers): Reindent.  If bfd_get_symcount is zero,
	add up the line numbers from the sections.
	(coff_write_symbols): Don't set bfd_get_symcount.
	(coff_pointerize_aux): Don't pointerize a nonpositive x_endndx
	field.
	(coff_get_normalized_symtab): Use obj_raw_syment_count, not
	bfd_get_symcount.
	(coff_print_symbol): If auxp->fix_end, print x_endndx value.
	* coffswap.h (coff_swap_reloc_in): Rename from bfd_swap_reloc_in.
	Reindent.  Change argument type to  PTR.
	* coff-a29k.c (coff_a29k_relocate_section): New static function.
	(coff_relocate_section): Define.
	* configure.in (a29kcoff_big_vec): Compile cofflink.o.
	* coff-alpha.c (alpha_ecoff_backend_data): Initialize new fields.
	* coff-mips.c (mips_ecoff_backend_data): Likewise.
	* libcoff.h: Rebuilt.
	* Makefile.in: Rebuilt dependencies.
	(BFD32_BACKENDS): Add cofflink.o.
	(CFILES): Add cofflink.c.
1994-09-06 19:28:55 +00:00
Ian Lance Taylor
2f3508ad05 * Many files: change all bfd_target vectors to be const. Change
all uses of bfd_target * to be const bfd_target *.  Change
	bfd_target_vector and bfd_default_vector arrays to be const
	bfd_target * const *.
1994-06-20 21:55:45 +00:00
Ian Lance Taylor
75f3ef7a63 * ecoff.c, libecoff.h, ecoffswap.h, coff-alpha.c, coff-mips.c,
elf32-mips.c: Renamed all externally visible ECOFF routines which
	are local to BFD to start with _bfd_ecoff instead of just ecoff.
1994-06-20 19:39:15 +00:00
Ian Lance Taylor
aac6b32f31 * ecoff.c (ecoff_swap_tir_in): Change input argument to const.
(ecoff_swap_tir_out): Likewise.
	(ecoff_swap_rndx_in, ecoff_swap_rndx_out): Likewise.
	(ecoff_slurp_symbolic_info): Add new arguments to correspond to
	read_debug_info entry point in ecoff_debug_swap structure.
	Change all calls.
	* libecoff.h (ecoff_slurp_symbolic_info): Change declaration.
	* ecoffswap.h (ecoff_swap_tir_in, ecoff_swap_tir_out): Declare.
	(ecoff_swap_rndx_in, ecoff_swap_rndx_out): Declare.
	* coff-alpha.c (alpha_ecoff_backend_data): Initialize new
	ecoff_debug_swap fields.
	* coff-mips.c (mips_ecoff_backend_data): Likewise.
	* elf32-mips.c (mips_elf_read_ecoff_info): Undefine READ.
	(mips_elf_ecoff_debug_swap): Initialize new ecoff_debug_swap
	fields.
	* configure.in (bfd_elf32_bigmips_vec): Use ecoff.o and
	ecofflink.o.
	(bfd_elf32_littlemips_vec): Likewise.
	(ecoff_big_vec, ecoff_little_vec): Likewise.
	(ecoffalpha_little_vec): Likewise.
	* Makefile.in (BFD_LIBS): Remove ecoff.o and ecofflink.o.
	(BFD32_BACKENDS): Add ecoff.o and ecofflink.o.
1994-06-20 18:26:55 +00:00
Ian Lance Taylor
ac9ed09667 For PR 4865.
* libecoff.h (struct ecoff_link_hash_entry): Change type of
	written from boolean to char.  Add new field small.
	* ecoff.c (ecoff_link_hash_newfunc): Initialize written to 0
	rather than false.  Initialize small to 0.
	(ecoff_link_add_externals): If ECOFF type is scSUndefined, set
	small.  If small is set, and hash table type is common, force the
	symbol into a section named SCOMMON and change the ECOFF type from
	scCommon to scSCommon.
	(ecoff_link_write_external): Set written to 1 rather than true.
	* coff-mips.c (mips_relocate_section): Correct JMPADDR reloc
	overflow check to consider section VMA of input file.
1994-06-14 17:06:08 +00:00
Ian Lance Taylor
4f996613fa * coff-mips.c (mips_howto_table): Add dummy entries to account for
numbering changes in include/coff/mips.h.  Add entries for
	MIPS_R_RELHI and MIPS_R_RELLO.
	(mips_ecoff_swap_reloc_in): Handle an extra bit for the reloc type
	when little endian.  Treat internal MIPS_R_RELLO or MIPS_R_RELHI
	relocs like MIPS_R_SWITCH, and convert r_offset from 24 to 32
	bits.
	(mips_ecoff_swap_reloc_out): Likewise.
	(mips_adjust_reloc_in): Handle internal MIPS_R_RELLO or
	MIPS_R_RELHI relocs like MIPS_R_SWITCH.
	(mips_adjust_reloc_out): Likewise.
	(mips_relhi_addr, mips_relhi_addend): New static variables.
	(mips_relhi_reloc, mips_rello_reloc): New functions.
	(mips_bfd_reloc_type_lookup): Turn BFD_RELOC_PCREL_HI16_S into
	MIPS_R_RELHI and turn BFD_RELOC_PCREL_LO16 into MIPS_R_RELLO.
	(mips_relocate_hi): Rename from mips_relocate_refhi, and add pcrel
	argument.  Changed all callers.
	(mips_relocate_section): Rename got_reflo to got_lo and
	reflo_int_rel to lo_int_rel.  Handle MIPS_R_RELLO and MIPS_R_RELHI
	relocs.
	(mips_relax_section): Adjust MIPS_R_RELHI/MIPS_R_RELLO pairs when
	expanding a PC relative call.
1994-04-14 17:33:22 +00:00
Ian Lance Taylor
dabf906e9b * coff-mips.c (mips_howto_table): Add entry for MIPS_R_SWITCH.
(mips_ecoff_swap_reloc_in): For MIPS_R_SWTICH, copy r_symndx into
	r_offset and set r_symndx to RELOC_SECTION_TEXT.
	(mips_ecoff_swap_reloc_out): For MIPS_R_SWITCH, get the r_symndx
	value from the r_offset field.
	(mips_adjust_reloc_in): Maximum r_type value is now MIPS_R_SWITCH.
	For MIPS_R_SWITCH, copy the r_offset field into the addend field.
	(mips_adjust_reloc_out): For MIPS_R_SWITCH, copy the addend field
	into the r_offset field.
	(mips_switch_reloc): New function.
	(mips_bfd_reloc_type_lookup): Translate BFD_RELOC_GPREL32 into
	MIPS_R_SWITCH.
	(mips_relocate_section): Handle MIPS_R_SWITCH.
	(mips_relax_section): Adjust MIPS_R_SWITCH offset if necessary.
1994-04-07 18:29:38 +00:00
Ian Lance Taylor
dfc1c00613 * All backends: Added BFD_JUMP_TABLE_DYNAMIC to target vector. 1994-04-07 01:58:27 +00:00
Ian Lance Taylor
6812b6077e * targets.c (bfd_target): Rearranged fields in target vector.
Removed _bfd_debug_info_start, _bfd_debug_info_end and
	_bfd_debug_info_accumulate, which were never used.
	(BFD_JUMP_TABLE_GENERIC, BFD_JUMP_TABLE_COPY): Defined.
	(BFD_JUMP_TABLE_CORE, BFD_JUMP_TABLE_ARCHIVE): Defined.
	(BFD_JUMP_TABLE_SYMBOLS, BFD_JUMP_TABLE_RELOCS): Defined.
	(BFD_JUMP_TABLE_WRITE, BFD_JUMP_TABLE_LINK): Defined.
	* All backends: Changed to use the new BFD_JUMP_TABLE_* macros
	rather than the single JUMP_TABLE macro.  Removed many of the
	weird macro definitions needed to support the monolithic
	JUMP_TABLE.
	* bfd-in.h (JUMP_TABLE): Removed.
	* libbfd-in.h: Define a bunch of macros, and declare a few
	functions, for use with the new BFD_JUMP_TABLE_* macros.
	* libbfd.c (_bfd_dummy_new_section_hook): Removed.
	(bfd_false): Set bfd_error_invalid_operation.
	(bfd_nullvoidptr): Likewise.
	(bfd_n1): New function.
	(_bfd_nocore_core_file_matches_executable_p): Renamed from
	_bfd_dummy_core_file_matches_executable_p.
	(_bfd_nocore_core_file_failing_command): Similar rename.  Set
	bfd_error_invalid_operation.
	(_bfd_nocore_core_file_failing_signal): Likewise.
	(_bfd_generic_get_section_contents): Renamed from
	bfd_generic_get_section_contents.  Changed all callers.
	(_bfd_generic_set_section_contents): Similar rename.
	* ieee.c: #if 0 out ieee_bfd_debug_info_start,
	ieee_bfd_debug_info_end, ieee_bfd_debug_info_accumulate.  They
	were never called.
	* bfd-in2.h: Rebuilt.
	* libbfd.h: Rebuilt.
1994-04-06 22:00:40 +00:00
Ian Lance Taylor
a3a33af390 Changes to support linker relaxing of embedded MIPS PIC code to
use a five instruction sequence for funtion calls which are out of
	range of the bal instruction.
	* libecoff.h (struct ecoff_section_tdata): Define.
	(ecoff_section_data): Define.
	(ecoff_bfd_relax_section): Don't define.
	* ecoff.c (ecoff_final_link_debug_accumulate): Don't read or free
	the debugging information if it has already been read.
	(ecoff_indirect_link_order): Handle _cooked_size being different
	from _raw_size.  Don't reread the contents or the relocs if they
	have already been read in.
	* coff-mips.c (mips_howto_table): Change bitsize of PCREL16 from
	18 to 16.
	(PCREL16_EXPANSION_ADJUSTMENT): Define.
	(mips_relocate_refhi): Take adjust argument.
	(mips_relocate_section): Handle reloc offsets stored in section
	used_by_bfd field.  Call mips_relax_pcrel16 to handle details of
	expanding an out of range PCREL16.  Keep trace of adjustments
	required by expansions.  Set s and unset h when converting a reloc
	from undefined to section.  Change handling of PC relative relocs:
	if against a section, they are correct in the object file, if
	against an external symbol they are pcrel_offset.
	(mips_relax_section): New function.
	(mips_relax_pcrel16): New function.
	(ecoff_bfd_relax_section): Define.
	* coff-alpha.c (ecoff_bfd_relax_section): Define.
	* ecofflink.c (bfd_ecoff_debug_accumulate): Handle adjustments
	built by mips_relax_section when writing out addresses.
	* elf32-mips.c (mips_elf_read_ecoff_info): Clear adjust field.
1994-03-25 22:37:55 +00:00
Ian Lance Taylor
f1cca64780 Support for link_order types which generate relocs in order to
support -Ur in the linker.
	* linker.c (generic_link_add_symbol_list): Remove bitsize argument
	from call to _bfd_generic_link_add_one_symbol.
	(_bfd_generic_link_add_one_symbol): Remove bitsize argument.
	Don't pass bitsize to constructor call back.  Pass BFD_RELOC_CTOR
	instead of bitsize to add_to_set call back.
	(_bfd_generic_final_link): Account for link_order relocs when
	allocating space for relocations.  Handle them in link_order loop.
	(_bfd_generic_reloc_link_order): New function.
	(_bfd_default_link_order): If a reloc_link_order is seen here,
	abort.
	(_bfd_count_link_order_relocs): New function.
	* libbfd-in.h (_bfd_generic_link_add_one_symbol): Remove bitsize
	argument from declaration.
	(_bfd_generic_reloc_link_order): Declare.
	(_bfd_count_link_order_relocs): Declare.
	* libbfd.h: Rebuilt.
	* aoutx.h (aout_link_add_symbols): Remove bitsize argument from
	call to _bfd_generic_link_add_one_symbol.
	(NAME(aout,final_link)): Account for link_order relocs when
	allocating space for relocations.  Handle them after handling all
	input BFDs.
	(aout_link_reloc_link_order): New function.
	* ecoff.c (ecoff_link_add_externals): Remove bitsize argument from
	call to _bfd_generic_link_add_one_symbol.
	(ecoff_bfd_final_link): Account for link_order relocs when
	allocating space for relocations.  Handle them in link_order loop.
	(ecoff_link_write_external): Set the storage class of a defined
	linker created symbol based on the section it is in.  Correct
	bfd_link_hash_weak case to use .sc rather than .st.
	(ecoff_reloc_link_order): New function.
	* coff-alpha.c (alpha_bfd_reloc_type_lookup): Handle
	BFD_RELOC_CTOR.
	* coff-mips.c (mips_bfd_reloc_type_lookup): Likewise.
1994-03-22 00:27:05 +00:00
David MacKenzie
9783e04a64 Make all callers of malloc or realloc (including via obstacks)
check the result for NULL.  Most set bfd_error to no_memory and
	return in that case; a few are harder to fix, and are marked
	with "FIXME <return type>".

	* elf32-hppa.c (hppa_elf_build_arg_reloc_stub
	hppa_elf_build_long_branch_stub):  Check bfd_make_empty_symbol return.
	* linker.c (_bfd_generic_link_output_symbols
	_bfd_generic_link_write_global_symbol): Ditto
	* section.c (bfd_make_section_anyway): Ditto.

	* tekhex.c (find_chunk tekhex_mkobject): Check bfd_alloc.
	(first_phase): Ditto.  FIXME void
	(tekhex_make_empty_symbol): Check bfd_zalloc.

	* sunos.c (sunos_read_dynamic_info): Check bfd_zalloc.
	(MY(read_dynamic_symbols) MY(read_dynamic_relocs)): Check bfd_alloc.

	* stringhash.c (_bfd_stringtab_hash_newfunc): Check bfd_hash_allocate.

	* srec.c: Indent.
	(fillup_symbols): Check bfd_alloc.  FIXME void
	(srec_mkobject srec_get_section_contents
	srec_set_section_contents): Check bfd_alloc.
	(srec_make_empty_symbol): Check bfd_zalloc.

	* som.c (hppa_som_gen_reloc_type): Check bfd_alloc_by_size_t.
	(make_unique_section): Check bfd_alloc.
	(som_new_section_hook): Check bfd_zalloc.
	(bfd_som_attach_aux_hdr): Ditto.  FIXME void

	* rs6000-core.c (rs6000coff_core_p): Check bfd_zalloc.

	* osf-core.c (osf_core_make_empty_symbol): Check bfd_zalloc.
	(osf_core_core_file_p): Check bfd_alloc.

	* oasys.c (oasys_slurp_symbol_table oasys_archive_p
	oasys_mkobject oasys_object_p oasys_new_section_hook
	oasys_set_section_contents): Check bfd_alloc.
	(oasys_slurp_section_data): Check bfd_zalloc and bfd_alloc.
	(oasys_make_empty_symbol): Check bfd_zalloc.

	* nlmcode.h (nlm_make_empty_symbol): Check bfd_zalloc.
	(nlm_slurp_symbol_table): Check bfd_zalloc and bfd_alloc.

	* nlm32-sparc.c (nlm_sparc_read_import): Check bfd_alloc.

	* nlm32-i386.c (nlm_i386_read_import): Check bfd_alloc.

	* nlm32-alpha.c (nlm_alpha_read_import): Check bfd_alloc.

	* linker.c (_bfd_link_hash_newfunc
	(generic_link_hash_newfunc
	(archive_hash_newfunc
	(_bfd_generic_link_add_one_symbol): Check bfd_hash_allocate.
	(_bfd_generic_final_link
	(_bfd_generic_link_output_symbols
	(default_indirect_link_order): Check bfd_alloc.
	(bfd_new_link_order): Check bfd_alloc_by_size_t.

	* irix-core.c (irix_core_make_empty_symbol): Check bfd_zalloc.

	* ieee.c: Indent.
	(read_id get_symbol get_section_entry ieee_archive_p ieee_object_p
	ieee_slurp_section_data ieee_new_section_hook): Check bfd_alloc.
	(do_one): Check bfd_alloc.  Return a boolean.
	(ieee_slurp_section_data): Check it.
	(init_for_output): Check bfd_alloc.  Return a boolean.
	(ieee_set_section_contents): Check it.
	(do_with_relocs):  Check bfd_alloc.  Return a boolean.
	(ieee_bfd_debug_info_accumulate): Ditto.  FIXME void.
	(ieee_mkobject): Check bfd_zalloc.
	(ieee_make_empty_symbol): Check bfd_zmalloc.

	* hpux-core.c (hpux_core_make_empty_symbol): Check
	bfd_zalloc.

	* hppabsd-core.c (hppabsd_core_make_empty_symbol): Check
	bfd_zalloc.
	(hppabsd_core_core_file_p): Check bfd_zalloc.

	* hp300hpux.c (MY(slurp_symbol_table)): Check bfd_alloc.

	* elfcode.h (elf_new_section_hook): Check bfd_alloc.
	(bfd_section_from_phdr): Ditto.
	(write_relocs): Ditto.  FIXME void
	(elf_map_symbols assign_section_numbers map_program_segments):
	Ditto.  Return a boolean.
	(swap_out_syms): Ditto.  Check elf_map_symbols.
	(elf_slurp_symbol_table): Check bfd_zalloc.
	(elf_slurp_reloca_table): Check bfd_alloc.
	(elf_slurp_reloc_table): Ditto.
	(elf_compute_section_file_positions): Check assign_section_numbers.
	(assign_file_positions_except_relocs): Return a boolean.
	Check map_program_segments.
	(elf_compute_section_file_positions): Check it.

	* elf32-mips.c (mips_elf_final_link): Check bfd_alloc.

	* elf32-hppa.c (hppa_elf_stub_branch_reloc): Check bfd_zmalloc and
	realloc.
	(hppa_elf_stub_reloc): Ditto.
	(hppa_elf_build_arg_reloc_stub): Check bfd_zalloc.
	(hppa_elf_build_long_branch_stub): Ditto.
	(elf32_hppa_backend_symbol_table_processing): Ditto.

	* ecoff.c (ecoff_set_symbol_info): Check bfd_alloc.  Return a boolean.
	(ecoff_slurp_symbol_table): Check it.
	(ecoff_slurp_armap): Check bfd_alloc.
	(ecoff_write_armap): Check bfd_zalloc.
	(ecoff_link_hash_newfunc): Check bfd_hash_allocate and
	_bfd_link_hash_newfunc.
	(ecoff_link_add_externals): Check bfd_alloc.

	* ctor.c (bfd_constructor_entry): Check bfd_alloc.

	* coffgen.c (coff_real_object_p): Check bfd_alloc.
	(coff_renumber_symbols): Check bfd_alloc_by_size_t.  Return a boolean.
	(coff_write_symbol): Check bfd_alloc.  FIXME int
	(coff_write_linenumbers): Check bfd_alloc.  Return a boolean.
	(coff_section_symbol): Check bfd_alloc_by_size_t.
	(coff_get_normalized_symtab): Check bfd_alloc.
	(coff_bfd_make_debug_symbol): Check bfd_zalloc.
	* libcoff-in.h: Change decls of coff_renumber_symbols,
	coff_write_linenumbers.
	* libcoff.h: Rebuilt.
	* coffcode.h (coff_write_object_contents): Check
	coff_renumber_symbols, coff_write_linenumbers.

	* coffcode.h: Indent.
	(coff_add_missing_symbols): Check bfd_alloc_by_size_t.  Return a
	boolean.
	(coff_write_object_contents): Check it.

	* coff-alpha.c (alpha_relocate_section): Check bfd_alloc.
	* coff-mips.c (mips_relocate_section): Ditto.

	* archive.c (bfd_slurp_bsd_armap_f2): Check bfd_alloc value.
	(do_slurp_bsd_armap): Ditto.
	(compute_and_write_armap): Check bfd_realloc value.

	* aoutx.h (translate_from_native_sym_flags): Check bfd_alloc
	return value.  Return boolean value.
	(NAME(aout,make_empty_symbol)): Check bfd_zalloc return value.
	(NAME(aout,slurp_symbol_table)): Check bf_alloc and bfd_zalloc
	return value.
	(add_to_stringtab): Ditto.  FIXME void
	(aout_link_hash_newfunc): Check bfd_hash_allocate return value.
	(aout_link_add_symbols): Check bfd_alloc value.
	(translate_symbol_table): Check translate_from_native_sym_flags.
	* hp300hpux.c (MY(slurp_symbol_table)): Ditto.
	* aoutx.h (aout_link_hash_newfunc): Check _bfd_link_hash_newfunc.

	* opncls.c (bfd_zalloc bfd_realloc): Check result of bfd_alloc.

	* opncls.c (obstack_chunk_alloc): Define as malloc, not
	bfd_xmalloc_by_size_t.
	(_bfd_new_bfd): Check obstack_begin for 0 return.

	* ieee.c (obstack_chunk_alloc): Define as malloc, not
	bfd_xmalloc_by_size_t.
	(ieee_archive_p): Check obstack_begin for 0 return and
	obstack_finish for NULL return.

	* hash.c (obstack_chunk_alloc): Define as malloc, not
	bfd_xmalloc_by_size_t.
	(bfd_hash_table_init_n): Check obstack_begin for 0 return and
	obstack_finish for NULL return.
	(bfd_hash_lookup): Check obstack_alloc for NULL return.

	* ecofflink.c (obstack_chunk_alloc): Define as malloc, not
	bfd_xmalloc_by_size_t.
	bfd_ecoff_debug_accumulate
	bfd_ecoff_debug_accumulate_other): Check obstack_alloc.
	(add_file_shuffle add_memory_shuffle): Check obstack_alloc for
	NULL return.  Return boolean, not void.
	(bfd_ecoff_debug_init): Check obstack_begin for 0 return.
	(bfd_ecoff_debug_accumulate): Check add_file_shuffle
	and add_memory_shuffle return.
	(string_hash_newfunc): Check bfd_hash_allocate and bfd_hash_newfunc.
	(bfd_ecoff_debug_accumulate): Check bfd_alloc.
	(ecoff_add_string): Check add_memory_shuffle return.

	* libbfd-in.h (xmalloc, bfd_xmalloc, bfd_xmalloc_by_size_t):
	Remove decls.
	* libbfd.h: Rebuilt.
1994-02-12 00:45:54 +00:00
Ian Lance Taylor
4991ebb987 * bfd/aoutx.h (aout_link_input_section_std,
aout_link_input_section_ext): Pass additional arguments to
	reloc_overflow callback.
	* coff-alpha.c (alpha_ecoff_get_relocated_section_contents,
	alpha_relocat_section): Likewise.
	* coff-h8300.c (h8300_reloc16_extra_cases): Likewise.
	* coff-h8500.c (extra_case): Likewise.
	* coff-mips.c (mips_relocate_section): Likewise.
	* coff-z8k.c (extra_case): Likewise.
	* elf32-hppa.c (hppa_elf_stub_finish): Likewise.
	* reloc.c (bfd_generic_get_relocated_section_contents): Likewise.
1994-01-24 20:23:18 +00:00
Ian Lance Taylor
5fa2aaa241 * coff-alpha.c: Implemented reloc handling for the linker, made
various other related changes.
	* libecoff.h (ecoff_backend_data): Added rdata_in_text field.
	Renamed finish_reloc to adjust_reloc_in.  Added adjust_reloc_out
	field.
	(ecoff_bfd_get_relocated_section_contents): Don't define.
	* ecoff.c (ecoff_sec_to_styp_flags, ecoff_styp_to_sec_flags):
	Handle .lita section.
	(ecoff_slurp_reloc_table): Handle RELOC_SECTION_FINI.
	finish_reloc backend field renamed to adjust_reloc_in.
	(ecoff_bfd_seclet_link): Adjust number of aux entries to
	debug_align boundary.
	(ecoff_compute_section_file_positions): If rdata_in_text put
	.rdata section in text segment, not data segment.  Put .pdata
	section in text segment.
	(ecoff_write_object_contents): Likewise.  Also, call
	adjust_reloc_out, and handle .lita, .xdata, .pdata, .fini and
	absolute sections when writing out relocs.
	* coffswap.h (coff_swap_aouthdr_out): For ALPHAECOFF, output 2 for
	bldrev field, as on Alpha OSF/1.  Padding field is now 2 bytes.
	* coff-mips.c (mips_ecoff_swap_reloc_out): Added assertion.
	(mips_adjust_reloc_in): Renamed from mips_finish_reloc.
	(mips_adjust_reloc_out): New function (does nothing).
	(mips_ecoff_backend_data): Initialize new fields.
	(ecoff_bfd_get_relocation_section_contents): Define to be
	bfd_generic_get_relocated_section_contents.

	* reloc.c (bfd_perform_relocation): Added casts to avoid Alpha
	OSF/1 cc bug.
1993-10-19 19:41:44 +00:00
Ian Lance Taylor
23f44e6f1a * libbfd-in.h: Removed swapping routines declarations.
* bfd-in.h: Added swapping routine declarations, and renamed them
	from _do_* to bfd_*.
	* libbfd.c: Renamed swapping routines from _do_* to _bfd_*.
	* Changed all callers.
	* libbfd.h, bfd-in2.h: Rebuilt.
1993-09-07 18:32:33 +00:00
Ian Lance Taylor
dae31cf51b * ecoff.c: New file for generic ECOFF functions.
* ecoffswap.h: New file for ECOFF swapping functions which differ
	only slightly for different targets.
	* libecoff.h: Added prototypes for ecoff.c functions.
	(ecoff_backend_data): New structure.
	(ecoff_tdata): Added backend_data field.  Changed external data
	pointers to be PTR rather than to a particular struct.
	(ecoff_symbol_struct): Moved in from coff-mips.c.
	* coff-alpha.c, coff-mips.c: Moved common functions into ecoff.c.
	Added ECOFF backend structures.  Include ecoffswap.h.
	* coff-msym.c: Removed; superseded by ecoffswap.h.
	* bfd.c: Include coff/internal.h.
	* Makefile.in (BFD_LIBS): Removed coff-mips.o and coff-msym.o.
	Added ecoff.o.
	(BFD64_BACKENDS): Added coff-alpha.o.
	(CFILES): Removed coff-msym.c.  Added ecoff.c.
	(bfd.o): Added dependency on $(INCDIR)/coff/sym.h.
	(coff-mips.o): Added dependency on ecoffswap.h and coff/ecoff.h.
	(ecoff.o, coff-alpha.o): New targets.
	(coff-msym.o): Removed target.
1993-08-03 20:22:47 +00:00
Ian Lance Taylor
851f2e3f00 * coff-mips.c: Use MIPS_AOUT_{OZ}MAGIC rather than {OZ}MAGIC. 1993-07-16 16:56:05 +00:00
Ian Lance Taylor
9caf15da51 * coff-mips.c (ecoff_set_symbol_info): Constructor sections should
only be aligned to a 4 byte boundary.
1993-06-14 17:25:15 +00:00
Ian Lance Taylor
9b946448f6 * coff-mips.c (ecoff_sec_to_styp_flags): Use STYP_MIPS_INIT for
section named _INIT.  Don't set STYP_TEXT unless SEC_CODE is set.
	(ecoff_styp_to_sec_flags): Treat a STYP_MIPS_INIT section like
	a STYP_TEXT section.
1993-06-10 18:51:48 +00:00
Ian Lance Taylor
de17306e90 * coff-mips.c (ecoff_mkobject_hook): Mark ZMAGIC files as D_PAGED.
(ecoff_write_object_contents): If not D_PAGED, don't add the
	section headers to text_size.  If not D_PAGED, set the magic
	number to OMAGIC rather than ZMAGIC.  If creating a D_PAGED
	executable, the executable must fully occupy an even number of
	pages.
	(ecoff_set_symbol_info, make_bfd_asection, ecoff_little_vec,
	ecoff_big_vec): Consistently set section alignment power to 4,
	since ECOFF sections should be multiples of 16 bytes.
	(ecoff_little_vec, ecoff_big_vec): Added D_PAGED to object_flags.
	Made ar_pad_char and ar_max_namelen agree for both.
1993-06-09 22:08:13 +00:00
Jim Kingdon
14e3c2e47d * libbfd.c: Add signed versions of bfd_{h_,}{get,put}_signed_<size>.
libbfd.c, libbfd-in.h: Add _do*signed*.
	targets.c, all targets: Add bfd*signed*.
	bfd-in.h: Add bfd_signed_vma.  Add comments.
1993-04-17 00:39:36 +00:00
Ian Lance Taylor
46bc1bf6ba These changes make shared library support work again on 386 COFF
systems.

	* coffcode.h (styp_to_sec_flags): Set SEC_SHARED_LIBRARY for a
	STYP_NOLOAD | STYP_BSS section.  Don't set SEC_NEVER_LOAD for a
	STYP_INFO section.
	(coff_compute_section_file_positions): Force vma and lma of _LIB
	section to be zero.
	(coff_set_section_contents): Count number of entries in new lma
	field, not in vma.
	* coffgen.c (make_a_section_from_file): Force lineno_count of
	SEC_SHARED_LIBRARY section to be zero, since it is non-zero on the
	SCO 3.2v4 shared library.
	* seclet.c (rel): Copy over any section with contents, not just
	loadable sections.

	* coff-mips.c (ecoff_make_empty_symbol): Zero out newly allocated
	symbol.
1993-04-06 00:53:41 +00:00
Ian Lance Taylor
f68d8549cc * coff-mips.c (ecoff_bfd_reloc_type_lookup): New function.
(ecoff_write_object_contents): Added BFD_ASSERT calls to ensure
	relocs are reasonable.
	* coff-msym.c: Eliminated uses of DEFUN.
	(ecoff_swap_tir_out): New function.
1993-03-04 22:48:46 +00:00
Ian Lance Taylor
20f10b59ff * coff-mips.c (ecoff_set_symbol_info): stBlock symbols are always
debugging symbols.
	(ecoff_get_debug): Offset the fdr adr by the adr of the first pdr,
	for compatibility with tools from MIPS.

	* config/bigmips.mt: New file; default vector is ecoff_big_vec.
	* config/irix3.mt, config/irix4.mt: Removed.
	* configure.in (mips-*-ecoff): New target; uses bigmips.mt.
	(mips-sgi-*, mips-big-*): Use bigmips rather than irix3.
1993-02-22 23:17:45 +00:00
Ian Lance Taylor
6d18a99d25 Fix some minor bugs, make work on big endian machines, remember
text_start and text_end for future use by gdb and current use by
find_nearest_line.  Still covered by last ChangeLog entry, I think.
1993-02-03 17:14:11 +00:00
Ian Lance Taylor
f6409552c7 General cleanup--added prototypes, removed a few unused variables,
fixed up comments a bit.  Also set version stamp in a.out header to
0x20a rather than 0, to keep the Ultrix linker happy.
1993-02-02 22:17:27 +00:00
Ian Lance Taylor
5e462ed938 Create a .scommon section for each input BFD so the linker has
something to attach small common symbols to.  Then avoid writing out
the (empty) .scommon section for the output BFD.

Tue Feb  2 11:41:06 1993  Ian Lance Taylor  (ian@cygnus.com)

	* coff-mips.c: Completed support for linker and binutils.
1993-02-02 19:43:44 +00:00
Ian Lance Taylor
23ba15b775 Checkpoint. Can now create MIPS style armap hash tables. Fixed some
linker problems.  The linker still needs to learn to put SCommon
symbols in .sbss rather than .bss.
1993-01-29 23:24:20 +00:00
Ian Lance Taylor
bf4b84bc49 Checkpoint. Linker appears to work. 1993-01-27 19:33:48 +00:00
Ian Lance Taylor
382f2a3d75 Tue Jan 26 11:43:14 1993 Ian Lance Taylor (ian@cygnus.com)
* section.c (SEC_IS_COMMON): New section flag, needed for MIPS
	ECOFF which has two common sections.
	(bfd_com_section): Set SEC_IS_COMMON flag.
	* bfd-in.h (bfd_is_com_section): New macro to test SEC_IS_COMMON.
	* aoutx.h, archive.c, bout.c, coff-a29k.c, coff-m88k.c,
	coff-mips.c, coffgen.c, ieee.c, oasys.c, reloc.c, syms.: Use
	bfd_is_com_section macro rather than checking for equality to
	bfd_com_section.
1993-01-26 19:54:07 +00:00
Ian Lance Taylor
c3fe0c418c Checkpoint. ld works, ld -r doesn't. 1993-01-25 23:33:27 +00:00
Ian Lance Taylor
b6bef86226 Checkpoint. Can now read relocs. 1993-01-19 17:38:13 +00:00
Ian Lance Taylor
8fa0d3a012 Basically a checkpoint for coff-mips.c.
Fri Jan 15 18:13:17 1993  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* coff-msym.c (ecoff_swap_hdr_out, ecoff_swap_fdr_out,
	ecoff_swap_pdr_out, ecoff_swap_sym_out, ecoff_swap_ext_out,
	ecoff_swap_rndx_out, ecoff_swap_rfd_out, ecoff_swap_opt_in,
	ecoff_swap_opt_out, ecoff_swap_dnr_in, ecoff_swap_dnr_out): New
	functions.
	* coffswap.h: If NO_COFF_RELOCS is defined, don't define
	bfd_swap_reloc_in or coff_swap_reloc_out.
	* coff-mips.c: Added code to link and write out symbolic debugging
	information, and to swap relocs in and out.
1993-01-15 23:39:05 +00:00
Ian Lance Taylor
0c2fae099a Mon Jan 11 18:32:22 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
* targets.c (bfd_target): Added relocateable argument to
	_bfd_get_relocated_section_contents.  Added _bfd_seclet_link
	target vector for linker use.
	* bfd.c (bfd_seclet_link): New macro.
	* bfd-in.h (JUMP_TABLE): Added _bfd_seclet_link.
	* seclet.c (rel, seclet_dump_seclet): Added relocateable argument
	and boolean return value.  Made static.
	(bfd_generic_seclet_link): Renamed from seclet_dump.  Added
	relocateable argument.
	* reloc.c (bfd_generic_get_relocated_section_contents): Added
	relocateable argument (if relocateable, saves relocs).
	* bout.c (b_out_get_relocated_section_contents),
	reloc16.c (bfd_coff_reloc16_get_relocated_section_contents): Added
	relocateable argument (if relocateable, just calls
	bfd_generic_get_relocated_section_contents).
	* libcoff-in.h (bfd_coff_reloc16_get_value): Added relocateable
	argument to prototype.
	* All targets: Set new _bfd_seclet_link vector to
	bfd_generic_seclet_link.
1993-01-12 00:38:59 +00:00
Ian Lance Taylor
515c429211 Basically a checkpoint.
Fri Jan  8 15:47:53 1993  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* bfd.c (struct _bfd): Added ecoff_tdata to tdata union.
	* targets.c (enum target_flavour): Added bfd_target_ecoff_flavour.
	* coff-msym.c: Use DEFUN for function definitons.
	* coff-mips.c: Added code to read and print symbols, and to find
	line numbers.
1993-01-08 21:46:36 +00:00
John Gilmore
1f29e30b1f * aout-target.h, aoutf1.h, trad-core.c, coffcode.h, libaout.h:
Eliminate all PROTO calls, replace with PARAMS for readability.

* aoutx.h:  Add type to callback parameter.
* coff-mips.c:  Don't call trad-core.h, not needed.
* trad-core.c:  Incorporate trad-core.h declarations.  Fix comments.
* trad-core.h:  Eliminate, unused.
1992-11-28 13:00:18 +00:00
Steve Chamberlain
294eaca479 Some of these are guesses, if you know different, just yell.
Thu Oct  8 08:52:48 1992  Steve Chamberlain  (sac@thepub.cygnus.com)

	 Now a bfd knows whether underscores are normally prepended
	 to symbols in its file format. Helps with error messages.

	* aout-adobe.c, aout-target.h, bout.c, coff-a29k.c, coff-h8300.c,
	coff-z8k.c: targets set so they have leading underscore
	* coff-i386.c, coff-i960.c, coff-m68k.c, coff-mips.c, coff-m88k.c,
	coff-rs6000.c, coff-we32k.c, elf.c, ieee.c, srec.c: targets set
	without leading underscore flag
	* targets.c: add symbol leading char to xvec description
	* bfd-in.h (bfd_get_symbol_leading_char): new macro.
1992-10-08 16:02:09 +00:00
Steve Chamberlain
c9301d7bcf coff-i386.c
Fixed the RTYPETOHOWTO -> TYPE2HOWTO
coff-mips.c coff-rs6000.c
	Can't read relocs, so provide empty macro
1991-11-27 21:57:48 +00:00
John Gilmore
853f0a7030 * coff-mips.c, coffcode.h: Peter Schauer's patch to kludge in
nonstandard MIPS sections (.rdata, .sdata, etc).
1991-11-22 23:02:29 +00:00
John Gilmore
dd4646ca3a Include bfd.h before sysdep.h, so ansidecl and PROTO() get defined first.
Don't ever call trad_unix_core_file_p from here.
1991-10-11 10:08:58 +00:00
John Gilmore
68b7021279 * configure.in: Tix typo.
* ecoff.c:  If compiling for DEC3100, use trad_unix core files,
        else dummy out the core file support.
        * trad-core.c (trad_unix_core_file_p):  If HOST_DATA_START_ADDR is
        specified, use it to locate the data section.
        * coffcode.h (coff_write_symbols):  Declare buffer as bfd_bytes
        rather than as chars (lint).
1991-08-23 20:55:23 +00:00
Steve Chamberlain
41f50af07b * aoutf1.h archive.c bfd.c coffcode.h core.c ecoff.c ieee.c
bfd.texinfo oasys.c opncls.c reloc.c srec.c: More documentation on
lint fixes.

* amdcoff.c bfd.texinfo Makefile.in : Folded in changes for amd
29k coff by David Wood (wood@lab.ultra.nyu.edu).
1991-07-15 23:30:28 +00:00
Steve Chamberlain
2700c3c75a *** empty log message *** 1991-05-30 22:33:01 +00:00
Steve Chamberlain
7ed4093abc *** empty log message *** 1991-05-21 00:14:16 +00:00
Steve Chamberlain
19b03b7aa4 *** empty log message *** 1991-05-18 02:57:45 +00:00
Steve Chamberlain
8e3c8f4755 *** empty log message *** 1991-05-11 02:22:21 +00:00
John Gilmore
2b1d8a50a0 Cleanups of interface, including close_and_cleanup and write_contents
transfer vector changes.  See ChangeLog.
1991-05-11 00:38:47 +00:00
Steve Chamberlain
d0ec7a8ee4 Various portability lints.
Fixed reloc bug in ieee and oasys.
1991-05-08 19:21:48 +00:00
John Gilmore
b1847ba9e7 Saber C cleanup. Fix horrid bug in opncls.c in which an obstack is
initialized on the stack and then copied into its own allocated space.
(Wow, Steve, you're twisted...)
1991-05-04 22:52:03 +00:00
John Gilmore
23b0b55855 Merge Per Bothner's MIPS changes from 31 March 1991 (bfd-0.5.2-patch1a)
and make the result compile and run on the DEC 3100.  It still has
trouble running but it can handle opening exec and symbol files in
ecoff format.
1991-05-02 23:10:23 +00:00