[deliverable/binutils-gdb.git] / bfd / ChangeLog

Thu Jan 13 23:07:32 1994  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* ecoff.c (ecoff_link_write_external): An ifd can be -1.

Thu Jan 13 12:33:27 1994  Jeffrey A. Law  (law@snake.cs.utah.edu)

	* som.c (som_set_reloc_info): Provide a default symbol for
	relocations which don't actually have an associated symbol.

	* som.c (hppa_som_reloc): Add new "error message" argument.

Wed Jan 12 13:36:43 1994  Peter Schauer  (pes@regent.e-technik.tu-muenchen.de)

	Enable gdb to write to core files on more core file readers.
	* libbfd.c (bfd_generic_set_section_contents):  Remove range check
	for section size, it is already done in bfd_set_section_contents
	with bfd_get_section_size_now.
	* aix386-core.c, hppabsd-core.c, hpux-core.c, irix-core.c,
	osf-core.c, ptrace-core.c, trad-core.c (*_set_section_contents):
	Use bfd_generic_set_section_contents instead of bfd_false.

Wed Jan 12 15:31:57 1994  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* linker.c: Added initial documentation.

	* linker.c (default_indirect_link_order): Don't expect space for
	output relocations if there aren't any input relocations.

Tue Jan 11 14:37:12 1994  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* aoutx.h (NAME(aout,final_link)): Set a_entry before computing
	file offsets.

	* elfcode.h (swap_out_syms): A common symbol is STT_OBJECT, not
	STT_NOTYPE.

Tue Jan 11 09:10:56 1994  Jim Kingdon  (kingdon@lioth.cygnus.com)

	* config.bfd: Use ELF, not COFF for m88*-*-dgux*.
	Combine m88k-*-* and m88110-*-* cases into m88*-*-*.

Tue Jan 11 00:07:19 1994  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* ecofflink.c: Extensive changes to compress and merge debugging
	information, and to write some of out directly rather than saving
	it in memory.  Several new functions and structures, and new
	arguments to existing functions.
	* ecoff.c (ecoff_compute_reloc_file_positions): Compute
	sym_filepos as well.
	(ecoff_get_extr): Use ifdmap instead of ifdbase.
	(ecoff_write_object_contents): Don't compute sym_filepos here.
	Only output symbols if outsymbols is not NULL.
	(ecoff_bfd_final_link): Adjust for changes in ecoff_debug_info and
	bfd_ecoff_debug functions.  Write out debugging information here.
	(ecoff_final_link_debug_accumulate): Adjust for changes in
	bfd_ecoff_debug functions.
	(ecoff_link_write_external): Use ifdmap rather than ifdbase.
	* elf32-mips.c (mips_elf_read_ecoff_info): Read external symbols
	first, to put them in the first memory buffer.  Clear fdr field.
	(mips_elf_get_extr): Use pointer to unswapped external symbol.
	(mips_elf_final_link): Adjust for changes in bfd_ecoff functions.
	Preserve .text, .data and .bss even if they are empty.  Save
	pointer to unswapped external symbol rather than copying it.
	Don't free up the external symbols.
	* libelf.h (elf_symbol_type): Change mips_extr to PTR.
	* bfd-in.h (bfd_ecoff_debug_init, bfd_ecoff_debug_free): Declare.
	(bfd_ecoff_debug_accumulate): Update declaration.
	(bfd_ecoff_debug_accumulate_other): Rename declaration from
	bfd_ecoff_debug_link_other and update.
	(bfd_ecoff_write_accumulated_debug): Declare.
	* bfd-in2.h: Rebuilt.
	* Makefile.in: Rebuilt dependencies.

Mon Jan 10 20:46:53 1994  Jim Kingdon  (kingdon@lioth.cygnus.com)

	* Makefile.in (install): Remove "@" which follows a backslash.  In
	this position it just causes errors, not suppresses echoes.

Mon Jan 10 09:06:21 1994  Jeffrey A. Law  (law@snake.cs.utah.edu)

	* som.c (hppa_som_gen_reloc_type): Fix handling of LT and RT
	field selectors.

Sun Jan  9 04:32:25 1994  Ken Raeburn  (raeburn@kr-pc.cygnus.com)

	* config/i386-netbsd.mt (SELECT_VECS): Include i386bsd_vec.

Fri Jan  7 10:27:27 1994  David J. Mackenzie  (djm@rtl.cygnus.com)

	* aoutx.h (adjust_z_magic): Don't merge the start of bss with the
	end of data if they are not contiguous.

	* aoutf1.h (sunos4_aout_backend): Comment the fields' meanings.

Fri Jan  7 15:40:16 1994  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* ecoff.c (ecoff_mkobject_hook): Don't set SEC_SHARED_LIBRARY flag
	for .reginfo section here.
	(ecoff_new_section_hook): Set it here instead.

Fri Jan  7 10:29:27 1994  Stan Shebs  (shebs@andros.cygnus.com)

    	* bfd-in.h: (bfd_boolean): Add workaround for systems that also
	define true and false as enums.
	(ALMOST_STDC): Add as alternative to __STDC__.
	* bfd-in2.h: Rebuilt.
	* syms.c (bfd_print_symbol_vandf): Convert a PTR to FILE*.

Thu Jan  6 14:24:44 1994  David J. Mackenzie  (djm@thepub.cygnus.com)

	* aoutx.h (translate_to_native_sym_flags): Catch the case where
	there is no output section.

Thu Jan  6 14:37:42 1994  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* nlmcode.h (nlm_object_p): If we can't read the fixed header,
	count it as a wrong format error, not a system call error, since
	the object file might simply be too small.

	* targets.c (target_vector): Added nlm32_alpha_vec inside #ifdef
	BFD64.
	* Makefile.in (BFD32_BACKENDS): Remove nlm32-alpha.o.
	(BFD64_BACKENDS): Add nlm32-alpha.o.  It depends on 64 bit
	support, even though it is for an Alpha in 32 bit mode.
	* configure.in (nlm32_alpha_vec): Set target64 to true.

	* nlm32-gen.c, nlm64-gen.c: Removed.  All nlm targets are
	different, so there is no point to providing a generic one.
	* libnlm.h: Don't bother to check for nlm_backend(bfd) being NULL
	in the backend accessor macros; that should no longer be possible.
	* targets.c (target_vector): Removed nlm32_big_generic_vec,
	nlm64_big_generic_vec, nlm64_little_generic_vec.
	* configure.in (nlm32_big_generic_vec, nlm32_little_generic_vec,
	nlm64_big_generic_vec, nlm64_little_generic_vec): Removed.
	* Makefile.in: Rebuilt dependencies, and
	(BFD32_BACKENDS): Removed nlm32-gen.o.
	(BFD64_BACKENDS): Removed nlm64-gen.o.
	(CFILES): Removed nlm32-gen.c and nlm64-gen.c.

	* hp300hpux.c (ARCH_SIZE): Define before including aoutx.h.

	* linker.c (_bfd_generic_link_add_one_symbol): Add constructor and
	bitsize arguments.  Changed all callers (aoutx.h).
	* libbfd-in.h (_bfd_generic_link_add_one_symbol): Add constructor
	and bitsize arguments to declaration.
	* libbfd.h: Rebuilt.

	* ecoff.c: First cut at new style of linker backend for
	ECOFF--added a bunch of functions.  Also:
	(ecoff_sec_to_styp_flags): Set flags for .pdata and .xdata.
	(ecoff_slurp_symbolic_header): New function.
	(ecoff_slurp_symbolic_info): Call ecoff_slurp_symbolic_header.
	(ecoff_compute_reloc_file_positions): New function.
	(ecoff_set_section_contents): Get out quickly if count is zero.
	Check errors better.
	(ecoff_write_object_contents): Put .xdata section in data segment.
	Call ecoff_compute_reloc_file_positions.  Don't output relocs or
	external symbols if outsymbols is NULL.
	(ecoff_bfd_final_link): Completely rewritten.
	* libecoff.h: Include bfdlink.h.
	(struct ecoff_backend_data): Add relocate_section field.
	(ecoff_data_type): Add sym_hashes and symndx_to_section fields.
	(struct ecoff_link_hash_entry): Define.
	(struct ecoff_link_hash_table): Define.
	(ecoff_bfd_link_add_symbols): Declare as function, not macro.
	(ecoff_bfd_link_hash_table_create): Likewise.
	* ecofflink.c (bfd_ecoff_debug_one_external): New function.
	(bfd_ecoff_debug_externals): Call bfd_ecoff_debug_one_external.
	* bfd-in.h (bfd_ecoff_debug_one_external): Declare.
	* bfd-in2.h: Rebuilt.
	* coff-alpha.c (alpha_howto_table): Mark BRADDR as
	partial_inplace, and set the src_mask to 0x1fffff.
	(alpha_ecoff_get_relocated_section_contents): Remove unused
	variable gp_warned.
	(alpha_convert_external_reloc): New static function.
	(alpha_relocate_section): New static function.
	(alpha_ecoff_backend_data): Initialize relocate_section field.
	* coff-mips.c (mips_relocate_refhi): New static function.
	(mips_relocate_section): New static function.
	(mips_ecoff_backend_data): Initialize relocate_section field.

	* reloc.c (_bfd_relocate_contents): Corrected signed overflow
	checking when there is an addend.

	* aoutx.h (NAME(aout,final_link)): Don't abort when trying to link
	a non a.out file, just pass it to _bfd_default_link_order.
	(aout_link_input_section_std): When doing a final PC relative link
	against a section symbol, subtract the VMA of the input section.
	(aout_link_input_section_ext): Likewise.

	* linker.c (default_indirect_link_order): Renamed from
	_bfd_generic_indirect_link_order and made static.
	(_bfd_generic_final_link): Don't switch on link_order type, just
	call _bfd_default_link_order.
	(_bfd_default_link_order): Handle bfd_indirect_link_order type.
	* genlink.h: Removed declaration of
	_bfd_generic_indirect_link_order.
	* elf32-mips.c (mips_elf_final_link): Don't switch on link_order
	type, just call _bfd_default_link_order.

Tue Jan  4 21:23:37 1994  Ian Lance Taylor  (ian@cygnus.com)

	* linker.c (generic_link_check_archive_element): Base the name of
	the created common section on the name of the section the symbol
	came from.
	(_bfd_generic_link_add_one_symbol): (case BIG): A common symbol
	must have a section, so don't bother to create one.

Mon Jan  3 15:32:16 1994  David J. Mackenzie  (djm@thepub.cygnus.com)

	* aout-target.h (MY(vec)): Add DYNAMIC to mask of object flags.
	* aoutf1.h (NAME(aout,sunos4_write_object_contents)):
	If the DYNAMIC flag is set, set it in the exec header.
	* aoutx.h (NAME(aout,some_aout_object_p)): If the object is
	dynamically linked, set the DYNAMIC flag in the BFD.
	* libaout.h (N_SET_DYNAMIC): New macro.
	(N_DYNAMIC): Add missing 0 in mask.

Mon Jan  3 11:41:45 1994  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* ecoff.c (ecoff_get_extr): Don't output section symbols as
	external symbols.

	* bfd-in.h, hash.c: Change bfd_hash_allocate argument from size_t
	to unsigned int, because size_t may not be defined in bfd.h.
	* bfd-in2.h: Rebuilt.

	* bfd-in.h (bfd_get{b,l}[_signed_]{16,32,64}): Declare argument to
	be a const pointer.
	* bfd-in2.h: Rebuilt.
	* libbfd.c (bfd_get{b,l}[_signed_]{16,32,64}): Declare argument to
	be a const pointer.
	* targets.c (bfd_target): Change swap function pointers
	accordingly.
	* archive.c (do_slurp_coff_armap): Change swap accordingly.
	* aix386-core.c: Change NO_GET and NO_GETS accordingly.
	* hppabsd-core.c, hpux-core.c, irix-core.c, osf-core.c,
	ptrace-core.c, trad-core.c: Change NO_GET and NO_SIGNED_GET
	accordingly.

	* libbfd-in.h (struct artdata): Added tdata field.
	(_bfd_add_bfd_to_archive_cache): Declare.
	(_bfd_get_elt_at_filepos): Declare.
	(_bfd_snarf_ar_hdr): Renamed from snarf_ar_hdr.
	* libbfd.h: Rebuilt.
	* archive.c: Cleaned up some more.
	(_bfd_generic_mkarchive, bfd_generic_archive_p): Initialize
	pointer elements of artdata.
	(_bfd_add_bfd_to_archive_cache): Renamed from add_bfd_to_cache.
	(_bfd_snarf_ar_hdr): Renamed from snarf_ar_hdr.
	(_bfd_get_elt_at_filepos): Renamed from get_elt_at_filepos.
	(get_extended_arelt_filename, bfd_construct_extended_name_table,
	bfd_ar_hdr_from_filesystem, compute_and_write_armap): Made static.
	* ecoff.c: Some comment changes.
	(ecoff_slurp_armap): Handle rename of snarf_ar_hdr.  Set
	ardata->tdata to raw_armap.
	(ecoff_archive_p): Initialize pointer elements of artdata.
	* coff-rs6000.c (rs6000coff_get_elt_at_filepos): Handle rename of
	add_bfd_to_cache.

	* hash.c: Added some documentation.

Mon Jan  3 11:09:28 1994  Jim Kingdon  (kingdon@lioth.cygnus.com)

	* aout-target.h, netbsd386.c: Replace NO_SWAP_MAGIC with SWAP_MAGIC,
	and do the swapping here rather than calling ntohl from the N_*
	macros.  This cleans up assumptions about the size of a host long,
	the existence to ntohl, etc.

Sat Jan  1 13:50:05 1994  Rob Savoye  (rob@darkstar.cygnus.com)

	* config.bfd: Add support for VSTa micro-kernel. It currently uses
	i386-aout.

Sat Jan  1 10:18:54 1994  David J. Mackenzie  (djm@thepub.cygnus.com)

	* hosts/i386mach3.h (HOST_SEGMENT_SIZE): Fix value.
	* i386mach3.c (SEGMENT_SIZE): Fix value.

Fri Dec 31 16:23:43 1993  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	Minor cleanups suggested by CodeCenter.
	* aoutx.h, coffgen.c, ecoff.c, ecofflink.c, elf.c, libbfd.c,
	linker.c, reloc.c, section.c, srec.c: Added /*ARGSUSED*/ as
	appropriate.
	* aoutx.h (struct external_exec): Removed unnecessary declaration.
	(NAME(aout,some_aout_object_p)): Set some tdata pointers to NULL.
	(adjust_z_magic): Removed useless variable data_vma.
	(stringtab_init): Initialize hash_zero.
	(add_to_stringtab): Removed unused fourth argument.
	(NAME(aout,swap_std_reloc_out)): Removed useless variable
	r_addend.
	(aout_link_input_section): Added some casts.
	* archive.c (get_extended_arelt_filename, do_slurp_coff_armap,
	bfd_ar_hdr_from_filesystem, bsd_write_armap, coff_write_armap):
	Minor code rewriting to make it more C like.
	(do_slurp_bsd_armap): Added some casts.
	* ecoff.c (ecoff_write_object_contents): Removed useless variable
	scn_base.
	(ecoff_write_armap): Added some casts.  Use "" rather than "\0".
	* ecofflink.c (bfd_ecoff_write_debug): Added a cast.
	* libaout.h (struct internal_exec): Removed unnecessary
	declaration.
	* linker.c (_bfd_generic_indirect_link_order): Added a cast.
	* opncls.c (new_bfd): Removed a cast.
	* reloc.c (bfd_generic_get_relocated_section_contents): Added
	some casts.
	* srec.c (internal_srec_write_object_contents): Removed useless
	variable bytes_written.

Fri Dec 31 11:46:13 1993  David J. Mackenzie  (djm@thepub.cygnus.com)

	* i386mach3.c (N_TXTADDR): Don't define after all.
	(TEXT_START_ADDR): Don't include exec header size in value.

Thu Dec 30 15:47:54 1993  David J. Mackenzie  (djm@thepub.cygnus.com)

	* i386mach3.c (N_TXTADDR): Define.

Thu Dec 30 13:37:24 1993  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	Extensive changes to move the bulk of the linker into BFD so that
	more efficient backend code can be written for specific object
	files.  Only existing efficient backend is a.out.
	* seclet.c, seclet.h: Removed.
	* hash.c, linker.c, genlink.h: New files.
	* bfd-in.h: Removed bfd_error_vector.  Declared hash table
	structures and functions.
	(JUMP_TABLE): Removed bfd_seclet_link, added
	bfd_link_hash_table_create, bfd_link_add_symbols and
	bfd_final_link.
	* All backends: Changed accordingly.
	* bfd-in2.h: Rebuilt.
	* bfd.c (struct _bfd): Added link_next and archive_pass fields.
	Removed ld_symbols field.
	(bfd_nonrepresentable_section, bfd_undefined_symbol,
	bfd_reloc_value_truncated, bfd_reloc_is_dangerous,
	bfd_error_vector): Removed.
	(bfd_default_error_trap, bfd_error_trap,
	bfd_error_nonrepresentabltrap): Removed.
	(bfd_get_relocated_section_contents): Pass link_info.  Pass
	link_order instead of seclet.  Pass symbols.
	(bfd_relax_section): Pass link_info.
	(bfd_seclet_link): Removed.
	(bfd_link_hash_table_create, bfd_link_add_symbols,
	bfd_final_link): New macros.
	* libbfd-in.h: If __GNUC__ is defined and alloca is not, define
	alloca as __builtin_alloca.  Declare internal linking functions.
	* libbfd.h: Rebuilt.
	* libbfd.c (bfd_seek): Comment out fseek assertion.  It's worked
	for months.
	* reloc.c (reloc_howto_type): Added error_message argument to
	special_function field.  Changed all callers and all definitions.
	(bfd_get_reloc_size): Make argument a const pointer.
	(bfd_perform_relocation): Add error_message argument to hold
	string set if return value if bfd_reloc_dangerous.  Changed all
	callers.
	(_bfd_final_link_relocate, _bfd_relocate_contents): New functions.
	* section.c (asection): Renamed seclets_head and seclets_tail to
	link_order_head and link_order_tail.
	* targets.c (bfd_target): Replaced seclet argument with link_info
	and link_order and symbols arguments in
	bfd_get_relocated_section_contents.  Added symbols argument to
	bfd_relax_section.  Removed bfd_seclet_link.  Added
	bfd_link_hash_table_create, bfd_link_add_symbols and
	bfd_final_link.
	* libaout.h (struct aoutdata): Added external_syms,
	external_sym_count, external_strings, sym_hashes fields.
	(obj_aout_external_syms, obj_aout_external_sym_count,
	obj_aout_external_strings, obj_aout_sym_hashes): New accessor
	macros.
	(WRITE_HEADERS): Only output symbols if outsymbols is not NULL.
	* aoutx.h: Wrote new back end linker routines.
	(translate_to_native_sym_flags): Return boolean value.  Don't use
	bfd_error_vector.
	(NAME(aout,write_syms)): Return boolean value.  Check return value
	of translate_to_native_sym_flags and bfd_write.
	* aout-target.h (final_link_callback): New function.
	(MY_bfd_final_link): New function.
	* aout-adobe.c (aout_adobe_write_object_contents): Check return
	value of aout_32_write_syms.
	* hp300hpux.c (MY(write_object_contents)): Likewise.
	* i386lynx.c (WRITE_HEADERS): Likewise.
	* libaout.h (WRITE_HEADERS): Likewise.
	* bout.c: Changed functions to use link_info->callbacks rather
	than bfd_error_vector, and link_orders rather than seclets.
	* coff-alpha.c: Likewise.
	* coff-h8300.c: Likewise.
	* coff-h8500.c: Likewise.
	* coff-sh.c: Likewise.
	* coff-z8k.c: Likewise.
	* elf32-hppa.c: Likewise.
	* reloc16.c: Likewise.
	* coff-alpha.c (alpha_ecoff_get_relocated_section_contents): Look
	up _gp in the hash table rather than in outsymbols.
	* coff-a29k.c (a29k_reloc): Pass errors back in new error_message
	argument rather than printing them.
	* coffcode.h (bfd_coff_reloc16_extra_cases): Take link_info and
	link_order arguments rather than seclet.  Changed all uses and
	definitions.
	(bfd_coff_reloc16_estimate): Pass link_info arguments.  Changed
	all uses and definitions.
	* libcoff.h: Rebuilt.
	* ecoff.c (ecoff_get_extr): If symbol is defined by linker, but
	not by ECOFF, make it scAbs.
	(ecoff_bfd_final_link): Renamed from ecoff_bfd_seclet_link and
	rewritten.
	* elf32-mips.c (mips_elf_final_link): Renamed from
	mips_elf_seclet_link and rewritten.
	* elf32-hppa.c (elf32_hppa_stub_description): Added link_info
	field.
	(new_stub, add_stub_by_name, hppa_elf_build_arg_reloc_stub,
	hppa_elf_build_long_branch_stub, hppa_look_for_stubs_in_section):
	Added link_info arguments.  Changed all callers.
	* elfcode.h (elf_slurp_symbol_table): Don't quit if outsymbols is
	not NULL.
	* oasys.c (oasys_write_sections): Return boolean value rather than
	using bfd_error_vector.
	(oasys_write_object_contents): Check return value of
	oasys_write_sections.
	* hosts/std-host.h: Don't declare qsort or strtol.
	* Makefile.in: Rebuild dependencies.
	(BFD_LIBS): Removed seclet.o.  Added hash.o and linker.o.
	(CFILES): Removed seclet.c.  Added hash.c and linker.c.
	(HFILES): Removed seclet.h.  Added genlink.h.

Thu Dec 30 07:41:36 1993  Peter Schauer  (pes@regent.e-technik.tu-muenchen.de)

	* section.c (bfd_get_section_contents):  Return zero filled buffer
	if section has no contents.

Tue Dec 28 12:43:54 1993  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* elf.c (bfd_elf_generic_reloc): If this is not an inplace reloc,
	then skip bfd_perform_relocation even if the addend is non-zero.

Tue Dec 21 09:22:19 1993  Ken Raeburn  (raeburn@rtl.cygnus.com)

	* coffcode.h (coff_write_relocs) [SWAP_OUT_RELOC_OFFSET]: Copy
	addend to r_offset field.

	* Makefile.in (CFILES): Added coff-sparc.c.  Rebuild dependencies.

	* coff-sparc.c (SWAP_IN_RELOC_OFFSET, SWAP_OUT_RELOC_OFFSET,
	CALC_ADDEND): Define.

	* aix386-core.c (aix386_core_file_p): Use cd_regs[0] for computing
	the offsetof because AIX /bin/cc does not like to take the address
	of an array.  (From Minh Tran-Le.)

Thu Dec 16 13:06:32 1993  Jeffrey A. Law  (law@snake.cs.utah.edu)

	* Thu Dec 16 15:41:06 1993  Peter Hoogenboom  (hoogen@cs.utah.edu)

	* elf32-hppa.c (hppa_elf_build_arg_reloc_stub): Make sure to copy
	the return pointer into %r2 if no jump-in-call-delay-slot
	optimization was done.

	* hosts/hp300bsd.h: Correctly identify 4.3BSD vs 4.4BSD.

Wed Dec 15 08:04:16 1993  David J. Mackenzie  (djm@thepub.cygnus.com)

	* hosts/std-host.h: (time): Don't declare; conflicts on Mach3.

	* hosts/i386mach3.h (HOST_PAGE_SIZE): Set to 1 to avoid padding.
	(HOST_SEGMENT_SIZE): Set to 0 for same reason.

	* i386mach3.c (PAGE_SIZE, SEGMENT_SIZE): Same changes as above.
	(TEXT_START_ADDR): Correct.
	(MY_backend_data): Define.

	* aoutx.h (adjust_o_magic, adjust_z_magic, adjust_n_magic):
	New functions; code moved from aout_<size>_adjust_sizes_and_vmas.

Tue Dec 14 21:48:33 1993  Jeffrey A. Law  (law@snake.cs.utah.edu)

        * som.c (som_begin_writing): Fix thinkos in auxiliary header
	support.
	(bfd_som_attach_aux_hdr): Likewise.

Mon Dec 13 23:34:48 1993  Jeffrey A. Law  (law@snake.cs.utah.edu)

	* elf32-hppa.c (hppa_elf_gen_reloc_type): Handle 'T' field
	selectors for PIC code.

	* som.c (hppa_som_gen_reloc_type): Handle 'T' field selectors.
	(som_write_fixups): Handle R_DLT_REL, R_FSEL, R_RSEL, R_LSEL
	relocations needed by PIC.

Tue Dec  7 15:47:51 1993  Stu Grossman  (grossman at cygnus.com)

	* nlmcode.h:  Fixes to avoid compiler warnings...

Tue Dec  7 15:10:54 1993  Ian Lance Taylor  (ian@cygnus.com)

	* libnlm.h (nlm_backend_data): Removed macro definition.
	(nlm_alpha_backend_data): Adjusted accordingly.

Sun Dec  5 19:32:08 1993  Jeffrey A. Law  (law@snake.cs.utah.edu)

	* som.c (som_begin_writing): Flesh out code for handling simple
	auxiliary headers.
	(bfd_som_attach_aux_hdr): New function.

	* som.h (struct somdata): Add fields for attaching version and
	copyright headers.  Add accessor macros.

	* som.c (R_DLT_REL, R_AUX_UNWIND, R_SEC_STMT): Add protected
	definitions for old versions of HPUX which fail to define them.
	(som_hppa_howto_talbe): Add R_DLT_REL, R_AUX_UNWIND, and R_SEC_STMT
	now that they're safe.  Delete bogus R_STATEMENT relocations.

	* som.c (som_hppa_howto_table): Add missing R_END_TRY.  Delete 
	extra R_DATA_OVERRIDE.
	(hppa_som_gen_reloc_type): Generate a relocation for the rounding
	mode selector if needed.
	(som_write_fixups): Handle requests for a change in the default
	rounding mode.  Rounding modes do not consume input bytes, but
	are just markers much like R_ENTRY and R_EXIT.

Sat Dec  4 19:40:32 1993  Jeffrey A. Law  (law@snake.cs.utah.edu)

	Fri Dec  3 09:55:17 1993  Pete Hoogenboom  (hoogen@cs.utah.edu)

	* elf32-hppa.c: (hppa_elf_reloc):  Do not do code reordering when
	the branch instruction as originally been nullified.
	hppa_elf_reloc):  Avoid useless call to bfd_put_32 () in the
	case of no code reordering due to an LDO instruction in the
	delay slot of the branch.  Make sure to relocate the correct
	instruction.  Do not perform instruction reordering for millicode
	calls.
	(hppa_elf_build_arg_reloc_stub):  Change the relocation type
	to R_HPPA_STUB_CALL_17 when special processing might be needed.
	(hppa_elf_build_long_branch_stub): Prevent code reordering on
	a call from a linker stub to another linker stub and for millicode
	calls.  Do not trash the return register for calls from one linker
	stub to a second linker stub.

	* elf32-hppa.c: (elf_hppa_howto_table):  PLABEL and DLT
	relocations are not pc-relative.

	* hppa_stubs.h: (BLE_N_XXX_0_31):  New instruction used in
	linker stub code. 
	(COPY_2_31):  Likewise.

Fri Dec  3 18:40:58 1993  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* config/solaris2.mh (HDEFINES): Remove -Dconst=
	* hosts/solaris.h: If not __GNUC__, define const as empty.

Thu Dec  2 15:43:32 1993  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* ecoff.c: Added various casts for 32/64 bit cross targeting.
	(ecoff_mkobject_hook): Set SEC_SHARED_LIBRARY for the .reginfo
	section so that the linker ignores it.
	* ecofflink.c: Added various casts for 32/64 bit cross targeting.
	(ecoff_add_bytes): Changed need argument to size_t.
	(bfd_ecoff_debug_link_other): Check return value of
	ecoff_add_string.

	* libbfd-in.h (new_bfd): Use void rather than an empty parameter
	list.
	* libbfd.h: Rebuilt.

	* libnlm.h (struct nlm_obj_tdata): New field backend_data.
	(nlm_backend_data, nlm_alpha_backend_data): New accessor macros.
	(struct nlm_backend_data): New field no_uninitialized_data.
	(nlm_no_uninitialized_data): New accessor macro.
	* nlmcode.h (nlm_compute_section_file_positions): Handle
	no_uninitialized_data.
	(nlm_external_reloc_compare): Sort relocs by address for a
	particular symbol, to make the sort more stable.
	(nlm_write_object_contents): Cast the arguments to qsort.  Get the
	value of a debugging symbol the same way we get the value of a
	normal symbol.
	* nlm32-alpha.c: Various changes.  Write out GP and .lita relocs.
	Set no_uninitialized_data to true.
	* nlm32-i386.c (nlm32_i386_backend), nlm32-sparc.c
	(nlm32_sparc_backend): Set no_uninitialized_data field false.
	* nlmswap.h (nlm_swap_fixed_header_out): Zero out destination
	before filling it in.

Wed Dec  1 21:47:58 1993  Jeffrey A. Law  (law@snake.cs.utah.edu)

	* som.c (som_section_type, som_decode_symcalss): New functions.
	(som_get_symbol_info): Use them.
	(som_slurp_symbol_table): Set the section of common and undefined
	symbols correctly.

Wed Dec  1 14:15:10 1993  Ken Raeburn  (raeburn@cygnus.com)

	* elfcode.h (write_relocs): Initialize local var LAST_SYM_IDX, to
	make gcc happy.

	* mipsbsd.c: Changes from Ralph Campbell:
	(mips_howto_table_ext): MIPS_RELOC_LO16 should use
	complain_overflow_dont.
	(aout_mips_*_vec): Make name use "a.out" instead of "aout", to
	make gdb happy.

	* bfd.c (bfd_errmsgs): Reword invalid-target message.

	* config.bfd: For sparc*-*-coff, use sparc-coff.
	* configure.in: Handle sparccoff_vec.
	* targets.c (sparccoff_vec): Declare.

	* reloc.c (bfd_get_reloc_size): New function.
	(struct reloc_howto_type): Update documentation of size field.

Wed Dec  1 14:39:05 1993  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* nlm32-alpha.c: New file; preliminary Alpha NetWare support.
	* config.bfd (alpha-*-netware*): New target; use alpha-nlm.
	* config/alpha-nlm.mt: New file.
	* configure.in (nlm32_alpha_vec): New vector; use nlm32-alpha.o,
	nlm32.o, and nlm.o.
	* Makefile.in (BFD32_BACKENDS): Added nlm32-alpha.o.
	(CFILES): Added nlm32-alpha.c.
	Rebuilt dependencies.
	* targets.c (nlm32_alpha_vec): Declare.

	* libnlm.h (struct nlm_backend_data): New fields
	optional_prefix_size, nlm_backend_object_p, nlm_write_prefix,
	nlm_set_public_section, nlm_get_public_offset.  Removed unused
	nlm_write_reloc field.  Changed nlm_write_import to remove
	unnecessary symbol argument.  Renamed nlm_write_externals to
	nlm_write_external, and changed cound argument from bfd_vma to
	bfd_size_type.
	(nlm_optional_prefix_size, nlm_backend_object_p_func,
	nlm_write_prefix_func, nlm_set_public_section_func,
	nlm_get_public_offset_func): New accessor macros.
	(nlm_write_reloc_func): Removed.
	(nlm_write_external_func): Adjusted for field renaming.
	* nlm32-i386.c (nlm_i386_write_import): Renamed from
	nlm_i386_write_reloc.  Removed old nlm_i386_write_import which
	just called old nlm_i386_write_reloc.
	(nlm_i386_write_external): Renamed from nlm_i386_write_externals.
	Declared.  Changed second argument from bfd_vma to bfd_size_type.
	(nlm32_i386_backend): Adjusted for changes to fields and names.
	* nlm32-sparc.c (nlm_sparc_mangle_relocs): Removed unused,
	ifdeffed out code.
	(nlm_sparc_write_import): Removed second argument.
	(nlm_sparc_write_external): Renamed from
	nlm_sparc_write_externals.  Changed second argument from bfd_vma
	to bfd_size_type.
	(nlm32_sparc_backend): Adjusted for changes to fields and names.
	* nlmcode.h: Removed some unused code.
	(nlm_object_p): Don't destroy tdata pointer.  Call
	backend_object_p function if it exists.
	(nlm_slurp_symbol_table): Removed unused variable rcount.  Call
	set_public_section_func if it exists instead of checking
	NLM_HIBIT.
	(nlm_compute_section_file_positions): Account for
	optional_prefix_size.
	(nlm_write_object_contents): Account for optional_prefix_size.
	Removed useless variable write_reloc_func.  Changed declaration
	and call of write_import_func.  Call write_prefix_func if it
	exists.  Removed unused variables len and temp.  Call
	get_public_offset_func if it exists rather than setting NLM_HIBIT.
	* nlmswap.h: Declare functions.

	* bfd-in.h (uint64_typeLOW, uint64_typeHIGH): Fully parenthesize
	for clarity.
	(fprintf_vma, sprintf_vma): Use %lx, not %x.
	* bfd-in2.h: Rebuilt.
	* hosts/alphaosf.h (uint64_typeLOW, uint64_typeHIGH): Cast results
	to unsigned long.

	* config.bfd: Don't set target64 here, as the setting is ignored.
	* configure.in (ecoffalpha_little_vec): Set target64.

	* config/alphaosf.mt (TDEFINES): Removed; setting host parameters
	in TDEFINES is wrong.

	* coff-alpha.c (alpha_ecoff_get_relocated_section_contents):
	Remove unused variable output_section.

Tue Nov 30 16:45:23 1993  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* irix-core.c: New file for Irix 4 and Irix 5 core support.
	Functions taken out of coff-mips.c.  Handle vmap type VMAPFILE.
	* coff-mips.c: Irix 4 core file support moved to irix-core.c.
	* targets.c: If IRIX_CORE defined, include irix_core_vec in
	target_vector.
	* config/irix4.mh (HDEFINES): Add -DIRIX_CORE.
	(HDEPFILES): Define to be irix-core.o.
	* config/irix5.mh (HDEFINES): Define to be -DIRIX_CORE.
	(HDEPFILES): Define to be irix-core.o.
	* Makefile.in (OPTIONAL_BACKENDS): Added irix-core.o.  Removed
	sco-core.o, which no longer exists.
	(CFILES): Added all *-core.c files.
	Rebuilt dependencies.

Wed Nov 24 02:02:41 1993  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* elfcode.h (map_program_segments): Restore check of file_size !=
	mem_size, but only if SHT_PROGBITS.

	* ecofflink.c: New file to hold ECOFF debug information linking
	routines.
	* ecoff.c (ecoff_clear_output_flags, ecoff_rel, ecoff_dump_seclet,
	ecoff_add_string, ecoff_get_debug): Removed.  Functionality now in
	ecofflink.c.
	(ecoff_get_extr, ecoff_set_index): New functions.
	(ecoff_slurp_symbolic_info): Don't save raw_size.
	(ecoff_bfd_seclet_link): Rewrote to use ecofflink.c functions.
	(ecoff_compute_section_file_positions): Don't set EXEC_P just
	because there is a start address.
	(ecoff_write_object_contents): Handle external symbols here.  Use
	ecofflink.c functions to write out debugging information.
	* elf32-mips.c (mips_elf_read_ecoff_info, mips_elf_get_extr,
	mips_elf_set_index): New functions.
	(mips_elf_seclet_link): Discard empty sections, the .options
	section and .gptab sections.  Handle linking .mdebug section.
	* libecoff.h (ecoff_data_type): Removed raw_size and ifdbase.
	* libelf.h (elf_symbol_type): Added mips_extr to tc_data union.
	* bfd-in.h: Added prototypes for routines in ecofflink.c (some are
	called by gas, so they are public).
	* bfd-in2.h: Rebuilt.
	* Makefile.in (BFD_LIBS): Added ecofflink.o.
	(CFILES): Added ecofflink.c.
	(ecofflink.o): New target.  Rebuilt dependencies.

Mon Nov 22 22:26:42 1993  Jeffrey A. Law  (law@snake.cs.utah.edu)

	* som.c (hppa_object_p): Also recognize SHARED_MAGIC_CNX as
	a valid magic number if it's been defined.

Mon Nov 22 14:17:36 1993  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* ecoff.c (ecoff_mkobject): Don't create .scommon section; linker
	no longer requires it.
	(ecoff_bfd_seclet_link, ecoff_sizeof_headers,
	ecoff_write_object_contents): Don't treat .scommon section
	specially.

Mon Nov 22 10:54:27 1993  Fred Fish  (fnf@cygnus.com)

	Merged changes from kev@spuds.geg.mot.com (Kevin A. Buettner):
	* bfd/config/delta88.mh (HDEFINES): Define this to be -DPTRACE_CORE.
	* bfd/config/delta88.mh (HDEPFILES): Defined to be ptrace-core.o.
	* bfd/ptrace-core.c:  New file for dealing with core files with
	start with the ptrace_user structure found on BCS compliant systems.
	* bfd/targets.c (ptrace_core_vec):  New vector.

Mon Nov 22 02:33:12 1993  Jeffrey A. Law  (law@snake.cs.utah.edu)

	* Minimal support for reading SOM fixup streams.  Allows
	objdump -r to do something reasonable.
	* som.c (som_get_reloc_upper_bound): Implement.
	(som_canonicalize_reloc): Implement.
	(som_set_reloc_info, som_slurp_reloc_table): New functions.

Sun Nov 21 13:46:55 1993  Ken Raeburn  (raeburn@cambridge.cygnus.com)

	* hosts/lynx.h (FPRINTF_ALREADY_DECLARED): Define.
	* hosts/sparclynx.h: Include lynx.h instead of duplicating it.

Fri Nov 19 14:34:04 1993  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* coff-a29k.c (a29k_reloc): For R_IREL, don't left shift
	signed_value before sign extending it.  Don't subtract out
	reloc_entry->address.  This makes it compatible with what gas is
	generating.

	* elfcode.h (elf_fake_sections): Accept .sbss as the name for a
	SHT_NOBITS sections.
	(map_program_segments): Don't leave the loop after the first
	SHT_NOBITS section.
	(assign_file_positions_except_relocs): Only force sh_offset and
	sh_addr to match modulo maxpagesize for a section which is not
	SHT_NOBITS.  Changed the method used to force page alignment after
	a SHT_NOBITS section to only do it for the last such consecutive
	section, and to really force page alignment.

Fri Nov 19 04:02:01 1993  Ken Raeburn  (raeburn@cambridge.cygnus.com)

	* coffcode.h (coff_slurp_symbol_table): Print more verbose message
	in the case of an unknown (or unhandled) storage class.

	* config/i386-lynx.mt (TDEFINES): FPRINTF_ALREADY_DECLARED should
	not be defined here, since it is a host attribute, not a target
	one.
	* config/m68k-lynx.mt, config/sparc-lynx.mt: Ditto.

	* coffcode.h (coff_bfd_reloc_type_lookup): Don't define if already
	defined.

	* coff-sparc.c: Define some relocations, based on ELF relocations.
	(enum reloc_type, bfd_coff_generic_reloc, coff_sparc_howto_table,
	struct coff_reloc_map, sparc_reloc_map,
	coff_sparc_reloc_type_lookup): Borrowed from elf32-sparc.c and
	elf.c, renamed.
	(coff_bfd_reloc_type_lookup): Define to be coff_sparc_reloc_....
	(rtype2howto): Index into coff_sparc_howto_table using
	dst->r_type.

Thu Nov 18 11:45:39 1993  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* config.bfd (mips*-*-irix5*): New target; use mipsbelf.
	* configure.host (mips-sgi-irix5*) New host; use irix5 (no
	hosts/irix5.h created; just use std-host.h).
	* config/irix5.mh: New file; like irix4.mh, but don't use -G or
	-lmalloc.
	* Makefile.in: Rebuilt dependencies.

	* ecoffswap.h: Changed type of internal pointers for swap out
	functions to const *.

	* elf32-mips.c (mips_elf_got16_reloc): New function.  Handle GOT16
	correctly for assembler, but linker support not implemented.
	(elf_mips_howto_table): Use mips_elf_got16_reloc for GOT16.
	(mips_elf_sym_is_global): New function; at least on Irix 5, all
	non section symbols are considered global.
	(elf_backend_sym_is_global): Define.
	(mips_elf_final_write_processing): New function.  Set the MIPS
	architecture level correctly.
	(elf_backend_final_write_processing): Define.
	(mips_elf_section_from_shdr): Handle SHT_MIPS_OPTIONS.
	(mips_elf_fake_sections): Set entsize of .mdebug or .reginfo
	section to 1.  Handle .options section.
	(mips_elf_acom_section, mips_elf_acom_symbol,
	mips_elf_acom_symbol_ptr): New static variables, used to build a
	generic .acommon section to hold SHN_MIPS_ACOMMON symbols.
	(mips_elf_symbol_processing): Handle SHN_MIPS_ACOMMON symbols by
	putting them all in a global .acommon section.

	* elfcode.h (bfd_section_from_shdr): Don't dump core if target
	section has no ELF section data.
	(elf_make_sections): Set addralign of reloc section to 4.
	(elf_fake_sections): Likewise.
	(map_program_segments):	Don't consider section 0.
	(assign_file_positions_except_relocs): Don't consider section 0.
	In the main loop, skip the symtab and strtab sections, since their
	positions are set elsewhere.
	(swap_out_syms): Set addralign of symtab section to 4.  Set
	addralign of strtab sections to 1.
	(assign_file_positions_for_relocs): Don't consider section 0.
	(write_object_contents): Don't write out section 0.

	* libelf.h (struct elf_backend_data): Added fields
	elf_backend_sym_is_global and elf_backend_final_write_processing.
	* elf32-target.h (elf32_bed): Added corresponding initializers.
	* elf64-target.h (elf64_bed): Likewise.
	* elfcode.h (sym_is_global): Take abfd argument.  Call
	elf_backend_sym_is_global if it is not NULL.
	(elf_map_symbols): Pass abfd to sym_is_global.
	(write_object_contents): Call elf_backend_final_write_processing
	if it is defined.

Wed Nov 17 18:43:28 1993  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* libecoff.h: Include coff/ecoff.h.
	(struct ecoff_backend_data): Move external debugging information
	fields into a single field pointing to an ecoff_debug_swap
	structure.
	(ecoff_data_type): Move debugging information fields into a single
	field pointing to an ecoff_debug_info structure.
	* coff-alpha.c, coff-mips.c, ecoff.c: Corresponding changes.

Wed Nov 17 17:38:58 1993  Sean Eric Fagan  (sef@cygnus.com)

	* nlmswap.h: New file to swap fixed header.  Included by NLM
	backends.
	* libnlm.h (struct reloc_and_sec): Define.
	(struct nlm_backend_data): Add fields fixed_header_size,
	nlm_read_import, nlm_write_import, nlm_swap_fhdr_in,
	nlm_swap_fhdr_out.
	(nlm_fixed_header_size, nlm_read_import_func,
	nlm_write_import_func, nlm_swap_fixed_header_in_func,
	nlm_swap_fixed_header_out_func, nlm_write_external_func): New
	accessor macros.
	* nlmcode.h: Use new functions.
	* nlm32-i386.c: Provide new functions.
	* nlm32-sparc.c: New file; SPARC NLM backend.

Wed Nov 17 13:56:10 1993  Stan Shebs  (shebs@rtl.cygnus.com)

	* i386lynx.c (swap_std_reloc_in, swap_ext_reloc_in): Ignore
	garbage bits appearing in the upper end of symbolnums.

	* config/sparc-lynx.mt (TDEFINES): Add -DFPRINTF_ALREADY_DECLARED.

Tue Nov 16 17:03:41 1993  Stu Grossman  (grossman at cygnus.com)

	* lynx-core.c (lynx_core_file_p):  Change bfd_zalloc to bfd_alloc.
	* m68klynx.c:  Define core file macros.
	* hosts/i386lynx.h, hosts/m68klynx.h, hosts/lynx.h:  Move all
	non-architecture specific stuff into lynx.h.

Tue Nov 16 15:45:54 1993  Jim Kingdon  (kingdon@lioth.cygnus.com)

	* i386linux.c: Define new macro ZMAGIC_DISK_BLOCK_SIZE to 1024, and
	change PAGE_SIZE to 4096.

Mon Nov 15 11:48:08 1993  Ken Raeburn  (raeburn@rtl.cygnus.com)

	* Makefile.in (diststuff): New target.

	* VERSION: Updated.

Sun Nov 14 23:33:01 1993  Jeffrey A. Law  (law@snake.cs.utah.edu)

	* som.c (som_object_setup): Do not create dummy ".text", ".data",
	and ".bss" sections.
	(setup_sections): Do not set SEC_HAS_CONTENTS if a section's size
	is zero.  Recognize BSS type sections and turn off SEC_LOAD and
	SEC_DATA (so binutils/size works).  Set the correct value for
	a section's _raw_size.
	(som_slurp_symbol_table): Program entry points, and millicode are
	also functions.  Mark them as such.  Also mark L$* symbols as
	debugging symbols.

	* bfd-in2.h: Rebuilt.

Sat Nov 13 15:27:15 1993  Jeffrey A. Law  (law@snake.cs.utah.edu)

	* som.c (som_bfd_reloc_type_lookup): Add missing prototype.  Returns
	a pointer to constant data.  Delete bogus #define which made the 
	function useless.

	* som.c (som_prep_for_fixups): New function.
	(som_write_fixups): New function.
	(som_write_space_strings): New function.
	(som_write_symbol_strings): New function.
	(som_begin_writing): New function.

Fri Nov 12 15:29:36 1993  Jeffrey A. Law  (law@snake.cs.utah.edu)

	* som.c (som_write_object_contents): Do not abort.  Flesh out.
	(som_set_section_contents): Do not abort.  Flesh out.

	* som.c (som_write_headers): New function.
	(som_prep_headers): New function.
	(som_build_and_write_symbol_table): New function.

	* som.c (som_sizeof_headers): Add missing prototype.
	(som_set_arch_mach): Do not abort.

	* som.c (som_count_spaces): New function.
	(som_count_subspaces): New function.
	(compare_syms): New function.
	(som_compute_checksum): New function.

	* som.c (hppa_som_gen_reloc_type): New function.
	(som_bfd_reloc_type_lookup): New function.

	* som.c (try_prev_fixup): New function.
	(som_reloc_skip): New function.
	(som_reloc_addend): New function.
	(som_reloc_call): New function.

	* som.c (som_initialize_reloc_queue): New function.
	(som_reloc_queue_insert): Likewise.
	(som_reloc_queue_fix): Likewise.
	(som_reloc_queue_find): Likewise.

	* som.c (som_hppa_howto_table): SOM howto relocation table.
	(hppa_som_reloc): New function.

	* som.c (struct reloc_queue): New structure to keep track of
	the last four multibyte relocations emitted.
	(enum pa_symbol_type): Type to fully describe the symbol types
	associated with .import/.export assembler directives.

	* som.c: Include libhppa.h

	* som.c (bfd_som_set_section_attributes): New function.
	(bfd_som_set_subsection_attributes): Likewise.
	(bfd_som_set_symboL_type): Likewise.
	(bfd_som_attach_unwind_info): Likewise.
	* som.h: Declare new exported functions.

	* som.h (struct som_symbol): Add new fields to hold additional
	information needed to build/write symbol tables and fixup streams.
	(struct som_section_data_struct): Add new fields to hold additional
	information needed to build/write space and subspace headers.
	(som_symbol_data): New accessor macro for SOM symbol information.
	(R_HPPA_*): Basic relocation types to be used by the assembler.

Fri Nov 12 11:00:28 1993  Jim Kingdon  (kingdon@lioth.cygnus.com)

	* trad-core.c (trad_unix_core_file_p): If new hook
	TRAD_CORE_ALLOW_ANY_EXTRA_SIZE defined, then skip the check for the
	corefile being too big.
	* hosts/i386sco.h: Define it.

Thu Nov 11 15:16:28 1993  Jeffrey A. Law  (law@snake.cs.utah.edu)

	* bfd.c (struct _bfd): Add hppabsd_core_data.
	* targets.c (target_vector): Add hppabsd_core_vec.
	* hpux-core.c (hpux_core_core_file_p): Fail if an unknown core
	section is encountered during core section scanning.
	* hppabsd-core.c: New file.
	* config/hppabsd.mh: Enable HPPA BSD core files.

	* elf32-hppa.c (hppa_elf_reloc): Remove DEFUN crud.  Remove code
	which is either commented out or ifdef'd out.  Add, update and
	clean comments.  Fix various indention and spacing problems.  Handle
	problems related to using "ble" to jump to a stub rather than "bl"
	(%r31 is trashed by "ble", but not by "bl").
	(NEW_INSTRUCTION): Put inside curly braces.
	(CURRENT_STUB_OFFSET): Fix indention problems.
	(hppa_elf_build_arg_reloc_stub): Fix indention and spacing problems.
	Add, update and clean comments.  Handle "ble" %r31 lossage problems.
	(hppa_elf_build_long_branch_stub): Likewise.
	(hppa_look_for_stubs_in_section): Likewise.
	(hppa_elf_stub_check): Remove obsolete function.

	* hppa_stubs.h: Add new instructions to deal with %r31 lossage
	problems.  Delete unused instructions.
	
Tue Nov  9 11:40:27 1993  Stan Shebs  (shebs@rtl.cygnus.com)

	* m68klynx.c (TARGET_IS_BIG_ENDIAN_P): Define.

Tue Nov  9 11:26:05 1993  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* elfcode.h (elf_object_p): Rather than looking through an array
	of architectures, get the ELF EM_xxx code from the backend
	information.  Let the generic ELF target match any EM_xxx code not
	matched by another ELF target.  Call elf_backend_object_p to let
	the backend do more checks and set global information.
	* libelf.h (struct elf_backend_data): Added elf_machine_code and
	elf_backend_object_p fields.
	(struct bfd_elf_arch_map): Removed.
	(bfd_elf_arch_map, bfd_elf_arch_map_size): Don't declare.
	* elf32-target.h, elf64-target.h: Initialize elf_machine_code
	field with ELF_MACHINE_CODE.  Initialize elf_backend_object_p
	field with elf_backend_object_p (if it is defined).
	* elf32-gen.c, elf32-hppa.c, elf32-i386.c, elf32-i860.c,
	elf32-m68k.c, elf32-m88k.c, elf32-mips.c, elf32-sparc.c,
	elf64-gen.c (ELF_MACHINE_CODE): Defined.
	* elf32-mips.c: Include ecoffswap.h to get ECOFF swapping
	routines.
	(mips_elf_object_p): Set the right machine number.
	(mips_elf_ecoff_debug_swap): Defined.
	(elf_backend_object_p): Defined to be mips_elf_object_p.
	(elf_backend_ecoff_debug_swap): Defined to be
	mips_elf_ecoff_debug_swap.
	* elf.c (bfd_elf_arch_map, bfd_elf_arch_map_size): Removed.

	* libbfd-in.h (target_vector, default_vector): Declare.
	* libbfd.h: Rebuilt.
	* format.c (target_vector, default_vector): Don't declare.

	* elf32-mips.c (elf_mips_howto_table): Don't complain on overflow
	for R_MIPS_26.  Correct overflow detection requires matching the
	upper four bits of the destination against the PC.  From Ted Lemon
	<mellon@pepper.ncd.com>.

	* bout.c (b_out_reloc_type_lookup): Return type should point to
	const data.
	* coff-i960.c (coff_i960_reloc_type_lookup): Likewise.
	* elf32-hppa.c (elf_hppa_reloc_type_lookup): Likewise.
	* mipsbsd.c (MY(reloc_howto_type_lookup)): Likewise.
	* coff-i386.c (coff_i386_reloc): Made howto const.
	* oasys.c (oasys_write_data): Made how const.

	* libelf.h: Added some comments.
	(struct elf_backend_data): Added elf_backend_ecoff_debug_swap
	field.  Removed unused write_relocs field.
	* elf32-target.h: Adjusted elf_backend_data initialization
	accordingly.
	* elf64-target.h: Corrected elf_backend_data initialization to
	fill in all fields and to set elf_64_p to 1.

Mon Nov  8 18:13:14 1993  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* elfcode.h (bfd_section_from_shdr): Remove duplicate assignment
	to filepos in SHT_STRTAB case.
	(assign_file_position_for_section): Set BFD section filepos as
	well as ELF section sh_offset.

	* reloc.c: Use const instead of CONST.
	(bfd_perform_relocation): Make variable howto a const pointer.
	* bfd-in2.h, libbfd.h: Rebuilt.

Mon Nov  8 12:19:15 1993  Jim Kingdon  (kingdon@lioth.cygnus.com)

	* Makefile.in (realclean): Don't remove generated headers.  Reverts
	change of 2 Jul 1993.

Mon Nov  8 06:08:31 1993  D. V. Henkel-Wallace  (gumby@cirdan.cygnus.com)

	* configure.bfd: make unixware equivalent to sysv4.

	* config/i386-nlm.mt: bring in elf config; make it the default.

Sun Nov  7 20:21:38 1993  Jeffrey A. Law  (law@snake.cs.utah.edu)

	* libbfd.c (bfd_put_8): Add parens around reference to "val"
	argument.

Fri Nov  5 21:45:09 1993  David J. Mackenzie  (djm@thepub.cygnus.com)

	* hosts/i386mach3.h (HOST_SEGMENT_SIZE),
	i386mach3.c (SEGMENT_SIZE, TEXT_START_ADDR): Correct values (?).

Fri Nov  5 15:17:57 1993  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* coffcode.h (coff_write_object_contents): Zero out internal_a.

Fri Nov  5 10:41:07 1993  David J. Mackenzie  (djm@thepub.cygnus.com)

	* aoutx.h, archive.c, archures.c, bfd.c, cache.c, coffcode.h,
	core.c, ctor.c, format.c, init.c, libbfd.c, opncls.c, reloc.c,
	section.c, syms.c, targets.c:
	Doc cleanup (spelling, punctuation, grammar, formatting).
	* bfd-in2.h, libbfd.h: Rebuild.

Thu Nov  4 14:46:14 1993  John Gilmore  (gnu@rtl.cygnus.com)

	* bfd-in.h (bfd_get_cacheable, bfd_set_cacheable):  New accessors.
	* bfd.c, opncls.c:  Improve comments on file descriptor cacheing.

Thu Nov  4 08:54:30 1993  Jeffrey A. Law  (law@snake.cs.utah.edu)

	* From Pete Hoogenboom (hoogen@cs.utah.edu)
	* elf32-hppa.c (hppa_elf_get_section_contents): Fix logic error
	in last change.  Always rebuild symbol extension section the first
	time though if output sections exist (fixes ld -r problems).

Thu Nov 04 08:08:46 1993  Jeffrey Wheat  (cassidy@cygnus.com)

	* Makefile.in: Add .PHONY for check and installcheck rules.

Tue Nov  2 14:42:27 1993  Bill Cox (bill@tarkas.cygnus.com)

	* libbfd-in.h (artdata): Use long, not time_t for portability, at
	  least to HPUX.  File below is a derived file.

Tue Nov  2 14:42:27 1993  Bill Cox (bill@tarkas.cygnus.com)

	* libbfd.h (artdata): Use long, not time_t for portability, at
	  least to HPUX.

Tue Nov  2 09:32:25 1993  Jim Kingdon  (kingdon@lioth.cygnus.com)

	* config.bfd: Use bigmips for mips*-*-bsd*.

Mon Nov  1 14:30:09 1993  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)

	* elfcode.h (elf_slurp_reloca_table, elf_slurp_reloc_table):
	Handle symbol number of zero.

	* reloc.c (enum bfd_reloc_code_real): Added
	BFD_RELOC_MIPS_LITERAL, BFD_RELOC_MIPS_GOT16,
	BFD_RELOC_MIPS_CALL16, BFD_RELOC_MIPS_GPREL32.
	* bfd-in2.h: Rebuilt.
	* coff-mips.c (mips_bfd_reloc_type_lookup): Handle
	BFD_RELOC_MIPS_LITERAL.
	* elf32-mips.c (mips_reloc_map): Handle new relocs.
	(mips_elf_hi16_reloc, mips_elf_lo16_reloc): Rearrange _gp_disp
	checks slightly.

	* aout-target.h (MY_bfd_debug_info_start, MY_bfd_debug_info_end,
	MY_bfd_debug_info_accumulat [sic]): Remove unused definitions.
	(MY_bfd_get_relocated_section_contents, MY_bfd_relax_section,
	MY_bfd_seclet_link): Define.
	(MY_bfd_reloc_type_lookup): Rename from
	MY_reloc_howto_type_lookup.
	(MY_bfd_make_debug_symbol): Rename from MY_make_debug_symbol.
	(MY(vec)): Use JUMP_TABLE rather than listing functions.
	* hp300hpux.c (MY_get_symtab, MY_get_symtab_upper_bound,
	MY_canonicalize_reloc, MY_write_object_contents): Don't define in
	terms of MY, because that causes a recusive invocation of CAT when
	expanded within JUMP_TABLE, and ANSI compilers don't expand
	recursive macros.
	* mipsbsd.c (MY_bfd_reloc_type_lookup): Rename from
	MY_reloc_howto_type_lookup, and don't define in terms of MY.
	(MY_canonicalize_reloc): Don't define in terms of MY.
	(aout_mips_little_vec, aout_mips_big_vec): Use JUMP_TABLE rather
	than listing functions.

Mon Nov  1 09:12:25 1993  Jim Kingdon  (kingdon@lioth.cygnus.com)

	* config.bfd: Use m68k-elf for m68*-*-sysv4*.

See file ChangeLog.1

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