+Tue Jun 7 13:25:08 1994 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
+
+ * coffcode.h (styp_to_sec_flags): If COFF_PAGE_SIZE is defined,
+ set SEC_DEBUGGING for STYP_INFO sections.
+ (coff_compute_section_file_positions): If COFF_PAGE_SIZE is
+ defined, and D_PAGED is set, set the file position equal to the
+ section VMA modulo COFF_PAGE_SIZE.
+ * coffgen.c (coff_real_object_p): If F_EXEC is set, set D_PAGED.
+ * coff-i386.c: Set D_PAGED in BFD target.
+ (COFF_PAGE_SIZE): Define.
+ * coff-m68k.c, coff-sparc.c: Likewise.
+
+Mon Jun 6 10:57:28 1994 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
+
+ * elfcode.h (bfd_section_from_shdr): Don't turn a reloc section
+ into a BFD section just because SHF_ALLOC is set; require that it
+ not use the normal symbol table.
+ (elf_section_from_bfd_section): Corresponding change.
+
+ Better indirect and warning symbol handling inspired by Stuart
+ Quick <stuck@cs.man.ac.uk>.
+ * linker.c (enum link_action): Add REF, MIND, CWARN, REFC.
+ (link_action): Change UNDEF_ROW/def and UNDEFW_ROW/def from NOACT
+ to REF. Change UNDEF_ROW/indr and UNDEFW_ROW/indr from CYCLE to
+ REFC. Change DEF_ROW/indr and COMMON_ROW/indr from CYCLE to MDEF.
+ Change DEFW_ROW/indr from CYCLE to NOACT. Change INDR_ROW/indr
+ from MDEF to MIND. Change INDR_ROW/warn from WARNC to CYCLE.
+ Change WARN_ROW/def and WARN_ROW/indr from MWARN to CWARN. Change
+ WARN_ROW/com from MWARN to WARN. Change WARN_ROW/warn from NOACT
+ to CYCLE. Change SET_ROW/warn from WARNC to CYCLE>
+ (_bfd_generic_link_add_one_symbol): Handle REF, MIND, CWARN and
+ REFC. If a new indirect symbol has been referenced, push the
+ reference down to the symbol it points to. FIx handling of WARN.
+ * aoutx.h (translate_from_native_sym_flags): If N_WARNING, don't
+ clobber e_type of next symbol.
+ (translate_to_native_sym_flags): Likewise.
+ (aout_link_write_symbols): Loop on bfd_link_hash_warning as well
+ as bfd_link_hash_indirect.
+
+ * libaout.h (struct aout_link_hash_entry): New field written.
+ * aoutx.h (NAME(aout,link_hash_newfunc)): Initialize written.
+ (aout_link_write_symbols): Use written, not root.written.
+ (aout_link_write_other_symbol): Likewise.
+ * sunos.c (sunos_scan_dynamic_symbol): Likewise.
+ * libecoff.h (struct ecoff_link_hash_entry): New field written.
+ * ecoff.c (ecoff_link_hash_newfunc): Initialize written.
+ (ecoff_link_write_external): use written, not root.written.
+ * genlink.h (struct generic_link_hash_entry): New field written.
+ * linker.c (_bfd_link_hash_newfunc): Don't initialize written.
+ (generic_link_hash_newfunc): Initialize written.
+ (_bfd_generic_link_output_symbols): Use written, not root.written.
+ (_bfd_generic_link_write_global_symbol): Likewise.
+ (_bfd_generic_reloc_link_order): Likewise.
+
+ * libecoff.h (ecoff_data_type): Add linker field.
+ * ecoff.c (ecoff_write_object_contents): Check new tdata linker
+ field, rather than outsymbols being non-NULL, to decide whether to
+ output the symbols and relocs.
+ (ecoff_bfd_final_link): Set new tdata linker field to true.
+
+ * ecoff.c (ecoff_bfd_copy_private_bfd_data): Don't try to copy
+ data to a non-ECOFF file.
+
+ * libbfd-in.h: Add warning that libbfd.h is a generated file.
+ * libbfd.h: Rebuilt.
+
+Sun Jun 5 15:02:30 1994 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
+
+ Changes to support ELF strip and objcopy on dynamically linked
+ files.
+ * elfcode.h (elf_fake_sections): Add prototype.
+ (bfd_section_from_shdr): Make a BFD section from an SHT_HASH
+ section, and from an SHT_DYNSYM section, and from the dynamic
+ string table section.
+ (elf_object_p): Set D_PAGED if there is a program header.
+ (elf_make_sections): Remove.
+ (fix_up_strtabs): Remove.
+ (elf_fake_sections): Rewrite. Now sets sh_entsize.
+ (assign_section_numbers): Rewrite. Now sets sh_link and sh_info
+ for all sections.
+ (elf_compute_section_file_positions): Don't call obsolete
+ functions elf_make_sections or fix_up_strtabs.
+ (swap_out_syms): Set sh_addralign to FILE_ALIGN rather than 4.
+ (NAME(bfd_elf,write_object_contents)): Permit writing DYNAMIC
+ objects.
+ (elf_section_from_bfd_section): Treat SHT_DYNSYM like other normal
+ sections. If an SHT_REL or SHT_RELA section is allocated or uses
+ an unusual symbol table, permit a BFD section to map to it.
+ Permit most SHT_STRTAB sections to have a BFD section mapped to
+ them.
+ (elf_bfd_final_link): Don't set sh_link, sh_info or sh_entsize
+ fields of dynamic sections here; do it in assign_section_numbers.
+ * elf32-target.h, elf64-target.h: Add D_PAGED to permitted object
+ flags.
+
+ * elf.c (_bfd_elf_make_section_from_shdr): Only set SEC_DATA if
+ SEC_LOAD is set, rather than checking SEC_ALLOC.
+
+ * libbfd-in.h (bfd_realloc): Change last arg to "size_t size".
+
+Fri Jun 3 10:58:02 1994 Jeff Law (law@snake.cs.utah.edu)
+
+ * som.c (som_write_object_contents): Don't compute the file header's
+ checksum here.
+ (som_write_headers): Instead do it here.
+
+ * libbfd.h (bfd_realloc): Change last arg to "size_t size".
+
+Thu Jun 2 17:39:22 1994 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
+
+ * hosts/sun3.h: Include <stdlib.h>. Don't declare free, exit or
+ getenv.
+
+ Add linker support for SunOS shared libraries.
+ * sunos.c: Include bfdlink.h. Add many new functions and
+ definitions for SunOS shared library support.
+ * bfd-in.h (bfd_sunos_record_link_assignment): Declare.
+ (bfd_sunos_size_dynamic_sections): Declare.
+ * bfd-in2.h: Rebuilt.
+ * aoutx.h (struct aout_link_hash_entry): Move to libaout.h.
+ (struct aout_link_hash_table): Likewise.
+ (aout_link_hash_lookup, aout_link_hash_traverse): Likewise.
+ (aout_hash_table): Likewise.
+ (NAME(aout,link_hash_newfunc)): Rename from aout_link_hash_newfunc
+ and make externally visible.
+ (NAME(aout,link_hash_table_init)): New function.
+ (NAME(aout,link_hash_table_create)): Call
+ NAME(aout,link_hash_table_init), not _bfd_link_hash_table_init.
+ (aout_link_add_symbols): Don't fail if no symbols. If it exists,
+ call add_dynamic_symbols backend entry point for dynamic objects.
+ Use add_one_symbol backend entry point if it exists.
+ (NAME(aout,final_link)): Call finish_dynamic_link backend entry
+ point, if it exists.
+ (aout_link_input_bfd): For a dynamic object, call
+ link_dynamic_object backend entry point, if it exists.
+ (aout_link_write_other_symbol): Call write_dynamic_symbol backend
+ entry point, if it exists.
+ (aout_link_input_section): Don't read the relocs if they have
+ already been read.
+ (aout_link_input_section_std): When doing a final link, for a
+ reloc against an external symbol, call check_dynamic_reloc backend
+ entry point, if it exists.
+ (aout_link_input_section_ext): Likewise.
+ * libaout.h: Protect against multiple inclusion. Include
+ bfdlink.h.
+ (struct aout_link_hash_entry): Move in from aoutx.h.
+ (struct aout_link_hash_table): Likewise.
+ (aout_link_hash_lookup, aout_link_hash_traverse): Likewise.
+ (aout_hash_table): Likewise.
+ (struct aout_backend_data): Add fields add_dynamic_symbols,
+ add_one_symbol, link_dynamic_object, write_dynamic_symbol,
+ check_dynamic_reloc, and finish_dynamic_link.
+ (struct aout_section_data_struct): Define new structure.
+ (aout_section_data): Define new accessor macro.
+ (NAME(aout,link_hash_newfunc)): Declare.
+ (NAME(aout,link_hash_table_init)): Declare.
+ * aoutf1.h (sunos4_aout_backend): Initialize new aout_backend_data
+ fields.
+ * aout-target.h (MY(backend_data)): Likewise.
+ * i386aout.c (MY(backend_data)): Likewise.
+ * i386mach3.c (MY(backend_data)): Likewise.
+ * mipsbsd.c (MY(backend_data)): Likewise.
+ * sparclynx.c (sparclynx_aout_backend): Likewise.
+
+ * aoutx.h (NAME(aout,slurp_symbol_table)): Don't zero out cached
+ until we know it is non-NULL.
+ (aout_link_write_symbols): Don't skip a warning symbol even if it
+ has already been written out. If skipping an indirect symbol,
+ skip the next symbol as well.
+
+Wed Jun 1 14:37:50 1994 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
+
+ * hosts/sun3.h: Don't declare qsort, malloc or realloc.
+
+Thu May 26 13:56:03 1994 Ken Raeburn (raeburn@cujo.cygnus.com)
+
+ * nlmcode.h (nlm_swap_auxiliary_headers_in): Cast bfd_byte pointer
+ to char pointer to avoid compiler warnings.
+
+ * dep-in.sed: Remove spaces before colons.
+
+ Merged changes back in from FSF gas release 2.3:
+
+ * Makefile.in (stmp-bfd.h): Wrap `if' block around grep
+ invocation, to avoid a bug in BSD 4.4 make.
+
+ From Ralph Campbell:
+ * mipsbsd.c (mips_fix_jmp_addr): If symbol is undefined, return an
+ error.
+ (mips_fix_hi16_s): Ditto.
+
+ Fri May 13 21:21:00 1994 DJ Delorie (dj@ctron.com)
+
+ * makefile.dos: define a default target, or archives won't work
+ due to multiple matches.
+
+ Wed May 11 22:32:00 1994 DJ Delorie (dj@ctron.com)
+
+ * configure.bat: update for latest files
+ * makefile.dos: update for correct targets and sources
+ * coff-go32.c: [new] go32's COFF format (i386coff with underscores)
+ * targets.c: add go32coff target
+ * makefile.in: add coff-go32.c support
+
+Thu May 26 10:10:21 1994 Jeff Law (law@snake.cs.utah.edu)
+
+ * som.c (som_prep_headers): Do not set the system_id here, private
+ bfd data has not been copied yet.
+ (som_write_headers): Instead do it here.
+
+Tue May 24 16:17:18 1994 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
+
+ Make MIPS ELF use new ELF backend linker. No shared library
+ support yet.
+ * elf32-mips.c (bfd_mips_elf32_swap_gptab_in): New function.
+ (bfd_mips_elf32_swap_gptab_out): New function.
+ (mips_elf_object_p): If last symbol is LOCAL, set elf_bad_symtab.
+ (mips_elf_final_write_processing): Set sh_info field for .gptab.*
+ sections.
+ (mips_elf_fake_sections): Set sh_entsize for .gptab.* sections.
+ (mips_elf_read_ecoff_info): Read and free external symbols last,
+ not first, for clarity.
+ (struct mips_elf_link_hash_entry): Define new structure.
+ (struct mips_elf_link_hash_table): Define new structure.
+ (mips_elf_link_hash_lookup): Define new macro.
+ (mips_elf_link_hash_traverse): Define new macro.
+ (mips_elf_hash_table): Define new macro.
+ (mips_elf_link_hash_newfunc): New static function.
+ (mips_elf_link_hash_table_create): New static function.
+ (mips_elf_add_symbol_hook): New static function.
+ (struct extsym_info): Define new structure.
+ (mips_elf_get_extr, mips_elf_set_index): Remove.
+ (mips_elf_output_extsym): New static function.
+ (gptab_compare): New static function.
+ (mips_elf_final_link): Rewrite to use ELF backend linker, and to
+ merge gptab information in input files.
+ (mips_elf_relocate_hi16): New static function.
+ (mips_elf_relocate_section): New static function.
+ (bfd_elf32_bfd_link_hash_table_create): Define as macro before
+ including elf32-target.h.
+ (elf_backend_relocate_section): Likewise.
+ (elf_backend_add_symbol_hook): Likewise.
+ * elf.c (_bfd_elf_link_hash_newfunc): Rename from
+ elf_link_hash_newfunc and make globally visible. Change caller.
+ (_bfd_elf_link_hash_table_init): New function, broken out of
+ _bfd_elf_link_hash_table_create.
+ (_bfd_elf_link_hash_table_create): Use
+ _bfd_elf_link_hash_table_init.
+ * libelf.h (struct elf_obj_tdata): Add new field bad_symtab.
+ (elf_bad_symtab): Define new accessor macro.
+ (_bfd_elf_link_hash_newfunc): Declare.
+ (_bew_elf_link_hash_table_init): Declare.
+ * elfcode.h (elf_object_p): Call backend object_p hook after
+ swapping in all the section headers.
+ (map_program_segments): Correct typo: Internal for External.
+ (elf_link_add_object_symbols): If elf_bad_symtab is set, read all
+ the symbols. Skip STB_LOCAL symbols rather than giving an error.
+ (elf_bfd_final_link): If elf_bad_symtab is set, allocate space for
+ all symbols, not just locals.
+ (elf_link_output_extsym): Only skip a symbol not mentioned by a
+ regular file if it is mentioned by a dynamic object.
+ (elf_link_input_bfd): If elf_bad_symtab is set, read all the
+ symbols.
+
+Fri May 20 13:38:23 1994 Jeff Law (law@snake.cs.utah.edu)
+
+ * som.c (som_set_reloc_info): Do not set any relocation info
+ for SOM fixups which are never passed to BFD.
+
+Fri May 20 11:57:05 1994 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
+
+ * coff-mips.c (mips_relocate_section): Add MIPS_R_JMPADDR overflow
+ checking.
+
+ * elf32-i386.c (elf_i386_size_dynamic_sections): Add DT_DEBUG to
+ the dynamic linking information for the benefit of the debugger.
+ From Peter Schauer.
+ * elf32-sparc.c (elf32_sparc_size_dynamic_sections): Likewise.
+
+ * elf.c (_bfd_elf_make_section_from_shdr): New function, based on
+ code repeated three times in bfd_section_from_shdr in elfcode.h.
+ * libelf.h (_bfd_elf_make_section_from_shdr): Declare.
+ * elfcode.h (bfd_section_from_shdr): Use new function
+ _bfd_elf_make_section_from_shdr to create BFD sections. If a
+ reloc section does not use the main symbol table, or it is part of
+ the process image, treat it as a normal section, not relocs.
+ * elf32-mips.c (mips_elf_section_from_shdr): Use new function
+ _bfd_elf_make_section_from_shdr.
+
+Thu May 19 11:37:11 1994 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
+
+ * elf32-target.h, elf64-target.h: Change ar_max_namelen value from
+ 15 to 14 to match SVR4 ar.
+
+ Add support for ELF shared libraries. Loosely based on work by
+ Eric Youngdale <ericy@cais.com>.
+ * libelf.h (struct elf_backend_data): Add new fields for dynamic
+ linking: elf_backend_create_dynamic_sections,
+ elf_backend_adjust_dynamic_symbol,
+ elf_backend_size_dynamic_sections,
+ elf_backend_finish_dynamic_symbol,
+ elf_backend_finish_dynamic_sections.
+ (struct elf_link_hash_entry): Change type of align field to
+ bfd_size_type. Add fields dynindx, dynstr_index, weakdef,
+ elf_link_hash_flags.
+ (struct elf_link_hash_table): Add fields dynobj, dynsymcount,
+ dynstr, bucketcount.
+ (bfd_elf32_swap_reloc_in, bfd_elf32_swap_reloc_out): Declare.
+ (bfd_elf32_swap_reloca_in, bfd_elf32_swap_reloca_out): Declare.
+ (bfd_elf32_swap_dyn_in, bfd_elf32_swap_dyn_out): Declare.
+ (bfd_elf32_add_dynamic_entry): Declare.
+ (bfd_elf64_swap_reloc_in, bfd_elf64_swap_reloc_out): Declare.
+ (bfd_elf64_swap_reloca_in, bfd_elf64_swap_reloca_out): Declare.
+ (bfd_elf64_swap_dyn_in, bfd_elf64_swap_dyn_out): Declare.
+ (bfd_elf64_add_dynamic_entry): Declare.
+ * elfcode.h (Elf_External_Dyn): Define.
+ (elf_swap_reloc_in): Define as macro using NAME. Make externally
+ visible.
+ (elf_swap_reloc_out): Likewise.
+ (elf_swap_reloca_in, elf_swap_reloca_out): Likewise.
+ (elf_swap_dyn_in, elf_swap_dyn_out): Define as macro using NAME
+ and as new externally visible function.
+ (elf_fake_sections): Set section type of dynamic sections based on
+ section names.
+ (elf_write_phdrs): Remove.
+ (assign_file_position_for_section): Add new align argument.
+ Change all callers.
+ (get_program_header_size): New static function.
+ (struct seg_info): Remove.
+ (map_program_segments): Completely rewrite.
+ (assign_file_positions_except_relocs): Completely rewrite.
+ (assign_file_positions_for_relocs): Don't set a file position for
+ sections which already have one. Don't bother to align the file
+ position here.
+ (section_from_elf_index): Handle SHT_HASH and SHT_DYNAMIC
+ section types.
+ (elf_section_from_bfd_section): Likewise.
+ (elf_slurp_symbol_table): If section_from_elf_index fails, just
+ use bfd_abs_section rather than returning an error.
+ (elf_sizeof_headers): Make useful.
+ (elf_link_record_dynamic_symbol): New static function.
+ (elf_link_add_object_symbols): Handle dynamic objects.
+ (elf_link_create_dynamic_sections): New static function.
+ (elf_add_dynamic_entry): Define as macro using NAME and as new
+ externally visible function.
+ (NAME(bfd_elf,record_link_assignment)): New function.
+ (elf_buckets): New static variable.
+ (NAME(bfd_elf,size_dynamic_sections)): New function.
+ (struct elf_final_link_info): Add dynsym_sec and hash_sec fields.
+ (elf_bfd_final_link): Handle dynamic linking. Create a section
+ symbol for all ELF sections, not all BFD sections. Store section
+ symbol index in target_index field, not index field. Traverse
+ over global symbols even if stripping.
+ (elf_link_output_extsym): Output dynamic symbols. Mark symbols
+ defined by dynamic objects as undefined.
+ (elf_link_input_bfd): Ignore dynamic objects. Use target_index
+ field for section relocs, and make sure it is set.
+ (elf_reloc_link_order): Use target_index field for section relocs,
+ and make sure it is set.
+ * elf.c (elf_link_hash_newfunc): Initialize dynindx, dynstr_index,
+ weakdef and elf_link_hash_flags fields.
+ (_bfd_elf_link_hash_table_create): Initialize dynobj, dynsymcount,
+ dynstr and bucketcount fields.
+ * elf32-target.h: Initialize new dynamic linking fields.
+ * elf64-target.h: Likewise.
+ * elf32-i386.c: New functions for dynamic linking support.
+ * elf32-sparc.c: Likewise.
+ * bfd-in.h (bfd_elf32_record_link_assignment): Declare.
+ (bfd_elf64_record_link_assignment): Declare.
+ (bfd_elf32_size_dynamic_sections): Declare.
+ (bfd_elf64_size_dynamic_sections): Declare.
+ * bfd-in2.h: Rebuilt.
+
+Wed May 18 08:29:04 1994 Ian Lance Taylor (ian@cygnus.com)
+
+ * som.c: Don't include <sys/dir.h> or <sys/user.h>.
+ (som_reloc_queue_find): Call memcmp instead of bcmp.
+ (som_bfd_reloc_type_lookup): Change first argument to bfd *.
+ (compare_syms): Change types of arguments to const void *.
+ (bfd_section_from_som_symbol): Removed unused local found.
+ (som_write_armap): Add elength, map, orl_count and int arguments.
+ (som_write_armap): Use %ld and cast to long for getuid result.
+
+Wed May 18 09:09:32 1994 Jeff Law (law@snake.cs.utah.edu)
+
+ * elf32-hppa.h (R_HPPA_ABS_CALL): Define.
+ * elf32-hppa.c (hppa_elf_gen_reloc_type): Handle absolute calls.
+
+ * som.h (R_HPPA_ABS_CALL): Define.
+ * som.c (hppa_som_gen_reloc_type): Delete complex relocation types.
+
+Tue May 17 19:33:12 1994 Ken Raeburn (raeburn@cujo.cygnus.com)
+
+ * coff-i960.c (icoff_little_vec, icoff_big_vec): Indicate leading
+ underscore, for compatibility with Intel tool chain (gnu960v2).
+
Mon May 16 10:09:22 1994 Jeff Law (law@snake.cs.utah.edu)
* bfd-in2.h: Rebuilt.
* Makefile.in: Build sysdep.h without causing worrying but
harmless error message.
-Fri May 6 13:34:14 1994 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
-
- * nlmcode.h (nlm_swap_auxiliary_headers_in): Rework custom header
- handling for latest suggested format.
- (nlm_swap_auxiliary_headers_out): Likewise.
- (nlm_compute_section_file_positions): Likewise.
-
-Thu May 5 15:40:47 1994 Ken Raeburn (raeburn@cujo.cygnus.com)
-
- Patches from Ralph Campbell:
- * mipsbsd.c (mips_fix_jmp_addr): New function.
- (mips_fix_hi16_s): Use bfd_is_com_section.
- (mips_howto_table_ext): Call mips_fix_jmp_addr for MIPS_RELOC_JMP.
-
Wed May 4 11:09:53 1994 Ian Lance Taylor (ian@cygnus.com)
Changed m68k-aout to set flags to 0; m68k-sunos still uses 1.
ones defined in stdlib.h. (From Minh Tran-Le.)
Wed Apr 20 14:15:21 1994 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
-start-sanitize-powerpc-netware
* nlm32-ppc.c: Complete rewrite for new version of PowerPC
NetWare. Old code still present, but ifdeffed out.
-end-sanitize-powerpc-netware
* nlmcode.h (nlm_swap_auxiliary_headers_in): Don't assume a
particular format for the customer header. Allocate a block of
Sat Mar 12 09:46:09 1994 Ian Lance Taylor (ian@cygnus.com)
* elf32-ppc.c: Renamed from elf32-powerpc.c.
- start-sanitize-powerpc-netware
* nlm32-ppc.c: Renamed from nlm32-powerpc.c.
- end-sanitize-powerpc-netware
* Makefile.in, configure.in: Corresponding changes.
Fri Mar 11 22:27:19 1994 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
Fri Feb 18 11:41:58 1994 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
- start-sanitize-powerpc-netware
Support for PowerPC NetWare.
* nlm32-powerpc.c: New file.
* config.bfd (powerpc-*-netware*): New target; use ppc-nlm.
nlm32-powerpc.o, nlm32.o, nlm.o.
* targets.c (nlm32_powerpc_vec): Declare.
* Makefile.in (BFD32_BACKENDS): Add nlm32-powerpc.o.
- (CFILES): Should add nlm32-powerpc.c, but didn't, because the
- dependencies can't be sanitized.
- end-sanitize-powerpc-netware
+ (CFILES): Add nlm32-powerpc.c.
Initial support for PowerPC ELF. Done without an ABI, and
probably to be changed when I get an ABI.