Commit Graph

3238 Commits

Author SHA1 Message Date
Ian Lance Taylor 0103b44764 * srec.c (srec_scan): Rewrite to not use obstack_1grow. 1997-03-17 20:14:55 +00:00
Ian Lance Taylor 062a1b96e0 * opncls.c (bfd_alloc_grow, bfd_alloc_finish): Remove.
* libbfd-in.h (bfd_alloc_grow, bfd_alloc_finish): Don't declare.
	* libbfd.h: Rebuild.
	* ieee.c (ieee_archive_p): Rewrite to not use bfd_alloc_grow.
	* sunos.c (sunos_add_dynamic_symbols): Likewise.
1997-03-17 17:51:20 +00:00
Ian Lance Taylor 50ede03d76 * opncls.c (bfd_alloc): Rename from bfd_alloc_by_size_t. Remove
old version of bfd_alloc.
	* libbfd-in.h (bfd_alloc_by_size_t): Don't declare.
	* libbfd.h: Rebuild.
	* Several files: Call bfd_alloc rather than bfd_alloc_by_size_t.
1997-03-17 16:36:08 +00:00
Ian Lance Taylor 5e67a3c601 * elf32-mips.c (mips_elf_is_local_label_name): Accept the generic
ELF local label syntax as well.
1997-03-15 20:27:16 +00:00
Fred Fish 7305cacd49 * config.bfd (powerpc-*-beos*): New target.
* configure.in (powerpc-*-beos*): Add case that explicitly
	does not set COREFILE for now.  A future BeOS version is
	expected to support core files.
	* configure: Regenerate with autoconf.
1997-03-15 17:27:45 +00:00
Ian Lance Taylor 4813bbed2b * elf32-mips.c (mips_elf_check_relocs): Give an error if CALL16 is
seen with a local symbol, rather than crashing.
1997-03-15 02:16:30 +00:00
Ian Lance Taylor f56d634e29 * elfcode.h (elf_slurp_symbol_table): Don't try to read the
version symbols if there aren't any.
1997-03-14 21:46:39 +00:00
Fred Fish 4507d85857 * coff-tic80.c (coff_rtype_to_howto): Define
(coff_tic80_rtype_to_howto): Clone generic coff version and
	add code to handle the funky TI "internal relocations".
1997-03-13 23:40:30 +00:00
Ian Lance Taylor 37897db02c * elflink.h (elf_link_add_object_symbols): Don't warn about type
or size changes because of a weak symbol.
PR 11827.
1997-03-13 19:24:20 +00:00
Ian Lance Taylor 94ba939aae * cisco-core.c (SIGEMT): Define if not defined. 1997-03-13 19:11:06 +00:00
Ian Lance Taylor e549b1d2a3 * elflink.h (elf_link_add_object_symbols): Use extsymoff when
setting ever.  Sanity check the version number.  Sort out copying
	flags and other information when adding an indirect symbol.
	(NAME(bfd_elf,size_dynamic_sections)): Preserve any dynamic
	symbols added by the backend.  Clear the entire contents of the
	versym section.
	(elf_export_symbol): Ignore indirect symbols.
	(elf_link_output_extsym): Accept a section without an owner in an
	assert.
	* elfcode.h (elf_slurp_symbol_table): Add a sanity check on the
	version count.  Correct the allocation of x_versymp.
1997-03-13 02:41:44 +00:00
Ian Lance Taylor 7d996a75d2 * elf32-mips.c (mips_elf_add_symbol_hook): Don't set the owner of
the magic sections used for SHN_MIPS_TEXT and SHN_MIPS_DATA.
	Don't return bfd_und_section_ptr when info->shared.
	(mips_elf_final_link): Set the alignment of .rtproc to 4, not 12.
	(mips_elf_create_dynamic_sections): Correct type: ^= for &=.
	(mips_elf_check_relocs): Resolve an indirect symbol in
	sym_hashes.
	(mips_elf_finish_dynamic_symbol): Don't change SHN_ABS into
	SHN_MIPS_TEXT or SHN_MIPS_DATA.
1997-03-13 02:41:08 +00:00
Ian Lance Taylor 52c92c7f75 From Eric Youngdale <eric@andante.jic.com>:
* elf-bfd.h (ELF_LINK_FORCED_LOCAL): Define.
	* elf.c (bfd_elf_print_symbol): Correct errors in last change.
	* elflink.h (elf_link_add_object_symbols): Handle cases in which a
	versioned symbol appears in both a regular and a shared object.
	(elf_link_assign_sym_version): Set ELF_LINK_FORCED_LOCAL when
	appropriate.  Improve error message.
	(struct elf_outext_info): Rename from elf_finfo_failed.  Change
	all uses.  Add localsyms field.
	(elf_bfd_final_link): When generating a shared library, call
	elf_link_output_extsym to output all local symbols.
	(elf_link_output_extsym): Handle symbols which were forced to
	become local.
1997-03-11 06:46:46 +00:00
Ian Lance Taylor d6bfcdb505 From Eric Youngdale <eric@andante.jic.com>:
* elf-bfd.h (elf_symbol_type): Add version field.
	* elfcode.h (elf_slurp_symbol_table): Set version field.
	* elflink.h (elf_link_add_object_symbols): When creating an
 	indirect symbol for a default version symbol, set DEF_DYNAMIC if
 	appropriate.  Set up an indirection from the nondefault version of
	the symbol as well.
	(NAME(bfd_elf,size_dynamic_sections)): Call
	elf_link_assign_sym_version before checking whether there are any
	versions.  Always record the version name as a dynamic symbol.
	Initialize counters.
	(elf_link_assign_sym_version): After finding a version, see if a
	symbol should be forced to local scope.  Create a new version
	definition if appropriate.
	(elf_link_output_extsym): Correct indirect symbol handling.
	* elf.c (bfd_elf_print_symbol): Print version information.
	(bfd_section_from_shdr): Turn version sections into BFD sections.
	(elf_fake_sections): Only copy cverdefs and cverrefs into sh_info
	if sh_info is not already set.
	(_bfd_elf_copy_private_section_data): Copy sh_info for version
	sections.
	* elflink.c (_bfd_elf_link_record_dynamic_symbol): Tell
	_bfd_stringtab_add to copy the name into permanent memory if
	appropriate.
1997-03-10 04:43:42 +00:00
Ian Lance Taylor ccd0e5e29d * coffcode.h (bfd_coff_backend_data): Change
_bfd_coff_compute_section_file_positions to return a boolean
	value.  Change all callers.
	(coff_compute_section_file_positions): Change return type to
	boolean.  If the size of the last section changed, then output a
	zero byte at the end of the file.
	* libcoff.h: Rebuild.
PR 11806.
1997-03-07 17:45:43 +00:00
Ian Lance Taylor 7debe20cf7 Fri Mar 7 11:55:31 1997 H.J. Lu <hjl@gnu.ai.mit.edu>
* elf64-alpha.c (alpha_elf_dynamic_symbol_p): Fully parenthesize.
1997-03-07 16:57:21 +00:00
Ian Lance Taylor e8c4696e1b * xcofflink.c (_bfd_xcoff_bfd_final_link): Always allocate space
for at least 6 output symbols.
	(xcoff_write_global_symbol): When emitting TOC entry relocs, also
	emit a TC csect to represent the space they take up.  For an XO
	symbol, just emit a reference, not a csect.
PR 11793.
1997-03-07 16:50:22 +00:00
Jeff Law a98a3061a6 Update copyrights. 1997-03-07 16:11:48 +00:00
Ian Lance Taylor 5bd7c941e3 x 1997-03-07 15:51:28 +00:00
Ian Lance Taylor 4104dff66f * Makefile.in ($(SHLINK)): Just use ln -s, not ln -sf, since
Solaris doesn't like the combined options, and the -f is
	unnecessary.
1997-03-07 15:50:33 +00:00
Ian Lance Taylor 358bb592ee * elf32-mips.c (mips_elf_relocate_section): Correct R_MIPS16_26
handling when little endian.
1997-03-07 15:38:12 +00:00
Jeff Law 8821be29aa Update copyright dates. 1997-03-07 00:00:09 +00:00
Jeff Law 5847e6dd37 * elf32-mn10300.c (mn10300_elf_final_link_relocate): New function.
(mn10300_elf_relocate_section): Likewise.
        (elf_backend_relocate_section): Define.
New style linker for the mn10300.
1997-03-06 21:17:49 +00:00
Jeff Law 77bf22e653 * elf32-mn10300.c (reloc_type): Remove PCREL{8,16,32}_{1,2}BYTE
relocs.  Replace them with generic PCREL_{8,16,32} relocs.
        (elf32_mn10300_howto_table): Likewise.
        (elf32_mn10300_reloc_map): Likewise.
        (bfd_elf32_mn10300_reloc): Delete unused function.
Simplify the mn10300 port.  Stuff I noticed while working on the mn10200.
1997-03-06 20:55:44 +00:00
Fred Fish 13b58694fb start-sanitize-tic80
* coff-tic80.c (rtype2howto): If passed a relocation type we don't
	understand, just set the howto field to NULL, and the caller will
	print an appropriate error message.
end-sanitize-tic80
	* coffcode.h (coff_slurp_reloc_table): Pull duplicate declarations and
	code fragment out of both legs of #ifdef RELOC_PROCESSING ... #endif
	block.  Use NULL for initializations of "ptr" rather than bare 0.
	* coff-h8300.c: Fix typo in comment.
	* coff-h8500.c: Ditto.
	* coff-w65.c: Ditto
	* coff-z8k.c: Ditto.
1997-03-06 19:53:29 +00:00
David Edelsohn da1714618a * elf32-m32r.c (m32r_elf_do_10_pcrel_reloc): Fix overflow calc.
(m32r_elf_relax_section, m32r_elf_relax_delete_bytes,
	m32r_elf_get_relocated_section_contents): First pass at relax support.
1997-03-05 22:13:46 +00:00
Ulrich Drepper d2f0374f23 (elf_link_add_object_symbols): Use correct sh_size
entry for reading verdef records.
Use correct braces for computing increments of extverdaux and
exteverdef record pointers.
1997-03-03 21:32:39 +00:00
Fred Fish 4b4ac3aec2 * coff-tic80.c (COFF_DEFAULT_SECTION_ALIGNMENT_POWER): Set this to 2
instead of 4.
1997-03-03 05:51:52 +00:00
Jim Wilson a3c5b9a4a1 Correct d10v sanitization errors. 1997-03-03 00:35:40 +00:00
Ian Lance Taylor a48ef404c7 * elflink.h (elf_link_find_version_dependencies): Check that
DEF_REGULAR is not set as well as checking that DEF_DYNAMIC is
	set.
1997-03-03 00:27:52 +00:00
Fred Fish 84fd6e7ed2 * coffcode.h (coff_set_flags): Add case for TIC80_ARCH_MAGIC. 1997-02-28 23:59:26 +00:00
Ian Lance Taylor 73769e1f01 * targets.c (bfd_default_vector): Make non-const.
(find_target): New static function, broken out of
	bfd_find_target.
	(bfd_set_default_target): New function.
	(bfd_find_target): Call find_target.  When defaulting, use
	bfd_default_vector[0] if it is not NULL.
	* libbfd-in.h (bfd_default_vector): Adjust declaration.
	* bfd-in2.h, libbfd.h: Rebuild.
1997-02-28 22:16:45 +00:00
Ian Lance Taylor af4dffffc8 * syms.c (bfd_is_local_label): Return false if the symbol has no
name.
	* coff-i960.c (coff_i960_is_local_label_name): New function.
	(coff_bfd_is_local_label_name): Define.
	* coff-m68k.c (m68k_coff_is_local_label_name): New function.
	(coff_bfd_is_local_label_name): Define.
	* coff-rs6000.c (xcoff_is_local_label_name): New function.
	(coff_bfd_is_local_label_name): Define.
	* elf.c (_bfd_elf_is_local_label_name): Treat symbols beginning
	with .. or _.L_ as local.
	* elf32-i386.c (elf_i386_is_local_label_name): New function.
	(bfd_elf32_bfd_is_local_label_name): Define.
	* evax-alpha.c (evax_bfd_is_local_label_name): Treat symbols
	beginning with $ as local.
1997-02-28 20:10:49 +00:00
Ian Lance Taylor e316f51498 * aoutx.h (aout_link_write_symbols): Use bfd_is_local_label_name
rather than comparing against info->lprefix.
	* cofflink.c (_bfd_coff_link_input_bfd): Likewise.
	* elflink.h (elf_link_input_bfd): Likewise.
	* linker.c (_bfd_generic_link_output_symbols): Likewise.
	* xcofflink.c (xcoff_link_input_bfd): Likewise.
1997-02-28 04:12:07 +00:00
Ian Lance Taylor a66a61a0a2 * elfxx-target.h (bfd_elfNN_bfd_is_local_label_name): Define as
_bfd_elf_is_local_label_name if not already defined.
	* elf.c (_bfd_elf_is_local_label_name): New function.
	* elf-bfd.h (_bfd_elf_is_local_label_name): Declare.
1997-02-28 04:11:09 +00:00
Ian Lance Taylor 551f302cc8 * coffcode.h (coff_bfd_is_local_label_name): Define as
_bfd_coff_is_local_label_name if not already defined.
	* coffgen.c (_bfd_coff_is_local_label_name): New function.
	* libcoff-in.h (_bfd_coff_is_local_label_name): Declare.
	* libcoff.h: Rebuild.
1997-02-28 04:10:14 +00:00
Ian Lance Taylor 35a3e78edb * targets.c (BFD_JUMP_TABLE_SYMBOLS): Change _bfd_is_local_label
to _bfd_is_local_label_name.
	(bfd_target): Likewise.
	* syms.c (bfd_is_local_label): Define as function, not macro.
	(bfd_is_local_name): Define.
	* libbfd.c (bfd_generic_is_local_label_name): Rename from
	bfd_generic_is_local_label, and take a string rather than a
	symbol.
	* libbfd-in.h (_bfd_nosymbols_bfd_is_local_label): Don't define.
	(_bfd_nosymbols_bfd_is_local_label_name): Define.
 	(bfd_generic_is_local_label): Don't declare.
	(bfd_generic_is_local_label_name): Declare.
	* bfd-in2.h, libbfd.h: Rebuild.
	* All backends: Change local_label to local_label_name.
1997-02-28 02:07:54 +00:00
Ian Lance Taylor 85d6f0b476 * elf32-mips.c (struct mips_got_info): Add assigned_gotno field.
(mips_elf_relocate_got_local): Change return type to boolean.
	Don't assume that the first zero entry is unassigned; instead, use
	assigned_gotno.
	(mips_elf_relocate_section): Check return value of
	mips_elf_relocate_got_local.
	(mips_elf_create_got_section): Initialize assigned_gotno field.
1997-02-27 23:38:19 +00:00
Martin Hunt 56819c99a1 Wed Feb 26 15:19:51 1997 Martin M. Hunt <hunt@pizza.cygnus.com>
* elf32-d30v.c (bfd_elf_d30v_reloc): Add code to do 32-bit
	relocations.
1997-02-26 23:22:00 +00:00
Stan Shebs 55ef0d903c * targets.c (bfd_target_vector): Add ecoff_biglittle_vec. 1997-02-26 23:07:19 +00:00
Ian Lance Taylor fa802cb057 * elflink.h (elf_link_input_bfd): Don't skip symbols from sections
that have no contents merely because linker_mark is not set.
1997-02-26 18:35:56 +00:00
Ian Lance Taylor b08f5ac27a * elf.c (elf_fake_sections): Use SHT_NOTE for any section whose
name begins with ".note".
	(map_sections_to_segments): Add a PT_NOTE segment for any loadable
	section whose name begins with ".note".
	(get_program_header_size): Corresponding change.
1997-02-25 21:07:13 +00:00
Ian Lance Taylor 7b4be6688c * elf32-mips.c (mips_elf_relocate_section): Check for misaligned
jal and for jal overflow.
1997-02-25 05:33:28 +00:00
Ian Lance Taylor d044b40a40 From Eric Youngdale <eric@andante.jic.com>:
* elflink.h (elf_link_add_archive_symbols): If a default symbol is
	not found, try looking it up again without the version name.
	(elf_link_add_object_symbols): Always link against the dynamic
	symbol table of a dynamic object.  When linking against a dynamic
	object, include version strings in symbol names, and set up
	version information.  Add indirect symbols for default versions.
	(elf_link_create_dynamic_sections): Add special version sections.
	(struct elf_assign_sym_version_info): Define.
	(struct elf_find_verdep_info): Define.
	(NAME(bfd_elf,size_dynamic_sections)): Add verdefs parameter.  Set
	up version sections.
	(elf_adjust_dynamic_symbol): Ignore indirect symbols.
	(elf_link_find_version_dependencies): New static function.
	(elf_link_assign_sym_version): New static function.
	(elf_link_renumber_dynsyms): New static function.
	(struct elf_final_link_info): Add symver_sec field.
	(elf_bfd_final_link): Initialize finfo.symver_sec.  Don't count
	local symbols of a dynamic object.  Handle DT_VER* constants.
	(elf_link_output_extsym): Simplify BFD_ASSERT checking for a
	dynamic object.  Skip indirect symbols from ELF objects.  Remove
	the version name before choosing a hash bucket.  Write out the
	version information if appropriate.
	(elf_link_input_bfd): Check for DYNAMIC, not ET_DYN.
	* bfd-in.h (bfd_elf32_size_dynamic_sections): Update declaration.
	(bfd_elf64_size_dynamic_sections): Likewise.
	* bfd-in2.h: Rebuild.
	* elf-bfd.h (struct elf_link_hash_entry): Add verinfo field.
	Change elf_link_hash_flags to unsigned short.
	(ELF_LINK_HIDDEN): Define.
	(struct elf_obj_tdata): Add fields dynversym_hdr, dynverref_hdr,
	dynverdef_hdr, dynversym_section, dynverdef_section,
	dynverref_section, cverdefs, cverrefs, verdef, verref.
	(elf_dynversym, elf_dynverdef, elf_dynverref): Define.
	(_bfd_elf_swap_verdef_in, _bfd_elf_swap_verdef_out): Declare.
	(_bfd_elf_swap_verdaux_in, _bfd_elf_swap_verdaux_out): Declare.
	(_bfd_elf_swap_verneed_in, _bfd_elf_swap_verneed_out): Declare.
	(_bfd_elf_swap_vernaux_in, _bfd_elf_swap_vernaux_out): Declare.
	(_bfd_elf_swap_versym_in, _bfd_elf_swap_versym_out): Declare.
	(_bfd_elf_slurp_version_tables): Declare.
	* elf.c (_bfd_elf_swap_verdef_in): New function.
	(_bfd_elf_swap_verdef_out): Likewise.
	(_bfd_elf_swap_verdaux_in, _bfd_elf_swap_verdaux_out): Likewise.
	(_bfd_elf_swap_verneed_in, _bfd_elf_swap_verneed_out): Likewise.
	(_bfd_elf_swap_vernaux_in, _bfd_elf_swap_vernaux_out): Likewise.
	(_bfd_elf_swap_versym_in, _bfd_elf_swap_versym_out): Likewise.
	(_bfd_elf_print_private_bfd_data): Add DT_VER* constants.  Print
	version information if there is any.
	(_bfd_elf_link_hash_newfunc): Initialize verinfo field.
	(bfd_section_from_shdr): Handle SHT_GNU_ver* section types.
	(elf_fake_sections): Handle .gnu.version* section names.
	(assign_section_numbers): Handle SHT_GNU_ver* section types.
	(_bfd_elf_slurp_version_tables): New function.
	* elflink.c (_bfd_elf_link_record_dynamic_symbol): Don't include
	version name in string entered in dynamic hash table.
	* elfcode.h: Include fnmatch.h.
	* elf32-i386.c (elf_i386_relocate_section): Handle a dynamic
	symbol which was forced to become local.
	* elf32-m68k.c (elf_m68k_relocate_section): Likewise.
	* elf32-ppc.c (ppc_elf_relocate_section): Likewise.
	* elf32-sparc.c (elf32_sparc_relocate_section): Likewise.
	* elf64-alpha.c (alpha_elf_dynamic_symbol_p): Likewise.
1997-02-24 23:13:07 +00:00
Jeff Law af2903b4f0 Update some comments to reflect current reality. 1997-02-24 18:13:23 +00:00
Jeff Law 7b951eed4d * elf32-mn10200.c (mn10200_elf_final_link_relocate): Simplify
somewhat.
        (mn10200_elf_relax_section): Correctly compute a symbol's value
        when the symbol is local, but not in the same section as we are
        relaxing.  Implement abs24 -> abs16, imm24 -> imm16 and d24 -> d16
        relaxing.
Another 1.3% size reduction for hello world.  Only relaxing left todo is
imm16 -> imm8 and d16 -> d8 where applicable.
1997-02-21 23:19:34 +00:00
David Edelsohn 77dd1a25d8 * elf32-m32r.c: Rewrite to use ELF backend linker.
Store lower 16 bits of addend in R_M32R_HI16_[SU]LO insns.
	Add small data area support (R_M32R_SDA16).
	* reloc.c: Document BFD_RELOC_M32R_SDA16.
	* bfd-in2.h,libbfd.h: Regenerated.
1997-02-21 22:09:40 +00:00
Jeff Law 7c49f021ca Twiddle some comments to more accurately reflect reality. 1997-02-21 07:21:32 +00:00
Jeff Law c17db7cfb4 Remove debugging printf. 1997-02-21 07:18:35 +00:00
Jeff Law fd39566111 * elf32-mn10200.c (mn10200_elf_relax_section): New function.
(mn10200_elf_relax_delete_bytes): Likewise.
        (mn10200_elf_symbol_address_p): Likewise.
        (mn10200_elf_get_relocated_section_contents): Likewise.
        (bfd_elf32_bfd_relax_section): Define.
        (bfd_elf32_bfd_get_relocated_section_contents): Likewise.
First cut at relaxing linker for the mn10200:

	jsr:24 -> jsr:16
	jmp:24 -> jmp:16
	jmp:16 -> bra:8
	bCC .+4;bra:8 -> bCC':8


Reduces code size by about 2.5% for hello world.
1997-02-21 07:14:30 +00:00