handle MIPS specific sections.
* libelf.h (elf_backend_data): Pass fourth argument to
elf_backend_section_from_bfd_section to permit it to control the
section index to use.
(elf_obj_tdata): Add gp and gp_size fields.
(elf_gp, elf_gp_size): New accessor macros.
* elfcode.h: Removed a number of unused local variables.
(elf_fake_sections): Clear section header before calling
elf_backend_fake_sections, not after.
(prep_headers): Return true at end.
(elf_section_from_bfd_section): Pass retval argument to
elf_backend_section_from_bfd_section.
* elf32-hppa.c (elf32_hppa_backend_section_from_bfd_section):
Accept and ignore new retval argument.
* bfd.c: Include libelf.h.
(bfd_set_gp_size): Handle ELF targets.
* Makefile.in (bfd.o): Depends upon libelf.h.
(elf32-mips.o): Depends upon $(INCDIR)/elf/mips.h.
(ecoff_mkobject_hook): New function.
(ecoff_new_section_hook, ecoff_sizeof_headers,
ecoff_compute_section_file_positions, ecoff_set_section_contents,
ecoff_write_object_contents): Handle dummy REGINFO section.
(ecoff_get_section_contents): New function to handle reading
REGINFO section.
* libecoff.h (ecoff_get_section_contents): Change from macro
definition to function prototype.
(ecoff_mkobject_hook): New prototype.
* coff-alpha.c (alpha_ecoff_mkobject_hook): Removed.
(alpha_ecoff_backend_data): Use ecoff_mkobject_hook.
* coff-mips.c (mips_ecoff_mkobject_hook): Removed.
(mips_ecoff_backend_data): Use ecoff_mkobject_hook.
* reloc16.c: Add new target entry - bfd_coff_reloc16_estimate,
fix bit rot.
* libcoff.h, libcoff-in.h: declarations. Prototypes
* coffcode.h (bfd_coff_std_swap_table): Add calls to
coff_reloc_16_extra_cases and coff_reloc16_estimate.
(dummy_reloc16_estimate): New function.
* coff-h8300.c (h8300_reloc16_estimate): New function
(align_file_position): New function.
(elf_locate_sh): Disabled function deleted.
(assign_file_positions_for_symtab_and_strtabs): Align position, then place
symtab, then do other sections.
(map_program_segments): Align program header.
(assign_file_positions_except_relocs): Align section headers.
(assign_file_positions_for_relocs): Align relocation sections.
Fixes ld/3584.
* section.c: Change comments to say several sections can have
the same name.
* bfd-in2.h: Re-generate to reflect above change.
* coffgen.c (make_a_section_from_file): Call bfd_make_section_anyway
if still no section after the bfd_coff_make_section_hook.
* coffcode.h: Add comment about TWO_DATA_SECS.
* config/alphaosf.mh (HDEFINES): Set to -DHPUX_CORE.
(HDEPFILES): Set to hpux-core.o.
* bfd-in2.h (union tdata): Add osf_core_data member.
* targets.c: If OSF_CORE is defined, add osf_core_vec to target list.
* Makefile.in (OPTIONAL_BACKENDS): Add osf-core.o.
(osf-core.o): New dependency.
armap.
* elfcode.h (fix_up_strtabs): Set sh_entsize for the .stab
section, not the .stabstr section. Set the type of the .stabstr
section to SHT_STRTAB.
(elf_section_from_bfd_section): Handle SHT_STRTAB sections.
Also set SEC_DEBUGGING for appropriate SHT_STRTAB sections.
* elfcode.h (bfd_section_from_shdr): If section is SHT_PROGBITS,
and the name starts with .debug, .line or .stab, set
SEC_DEBUGGING.
* elf32-target.h (TARGET_BIG_SYM, TARGET_LITTLE_SYM): Added
SEC_DEBUGGING to section_flags.
* elf64-target.h (TARGET_BIG_SYM, TARGET_LITTLE_SYM): Added
SEC_DEBUGGING and SEC_CODE to section_flags.
* bfd-in2.h: Updated.
sections with SEC_LOAD set, even if SEC_HAS_CONTENTS is clear.
(ecoff_write_object_contents): Don't set scnptr to zero just
because size of section is zero. Needed for Irix 4.0.5F.
* bfd-in2.h (tdata): Add lynx_core_data;
* config.bfd configure.host: Get rid of superfluous netbsd and
lynxos entries.
* configure.in: Add lynx-core.o to Lynx config.
* i386lynx.c: Add defs for core file support.
* lynx-core.c: New file with Lynx core file support.
* hosts/i386lynx.h: Move lots of host specific includes to here.
Add def of HOST_LYNX. Remove unnecessary defs.
SHF_PROGBITS or SHT_STRTAB section if SEC_ALLOC is set. Never set
SEC_DATA for a SHF_NOBITS section.
* nlm32-i386.c (nlm_i386_mangle_relocs): Check SEC_LOAD rather
than SEC_CODE | SEC_DATA. Add some casts to avoid warnings.
* nlmcode.h: Add some casts to avoid warnings.
(nlm_write_object_contents): Ignore relocs for sections that are
neither code nor data. Just use the symbol value for debugging
symbols; don't offset by the section vma.
sections, not just allocated sections; debugging sections can have
relocs.
(elf_symbol_from_bfd_symbol): If there is an output section, use
the section index from that rather than the input section.
special function for all reloc entries.
* elf32-target.h (TARGET_LITTLE_SYM): Add SEC_CODE to
section_flags.
* libelf.h (elf_symbol_type): Remove desc, type and other fields.
* Makefile.in (elf32-*.o): These depend upon elf32-target.h.
warnings.
* libbfd.h (struct artdata): Add armap_timestamp and armap_datepos.
(bfd_flush, bfd_stat): Add prototypes.
* libbfd.c (bfd_flush): Add, does fflush on a BFD.
(bfd_stat): Add, does fstat on a BFD.
* archive.c (_bfd_write_archive_contents): At end of file writing,
verify and possibly update the timestamp in the armap, if a BSD
archive. FIXME! Kludge recognizes BSD archive, rather than
vectoring properly. Should add to xvec.
(compute_and_write_armap): Move prototype to top, avoid PROTO.
(bsd_write_armap): Save timestamp and file location thereof, when
writing the armap in a BSD file.
(bsd_update_armap_timestamp): New function to check and
rewrite the timestamp.
* 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.
references.
(nlm_swap_auxiliary_headers_{in,out}): The copyright length is
only one byte.
(nlm_get_symtab_upper_bound): Include debugging symbols in symbol
count.
(nlm_slurp_symbol_table): Make symlength unsigned. Read debugging
symbols as BFD local symbols.
(nlm_write_object_contents): Don't bother writing out exported
symbols more than once; they now appear in the symbol table more
than once (with and without a prefix) if necessary. Set offset
values to be non-zero as NLMLINK does.
(bfd_shdr_from_section): Ditto.
(write_relocs): Don't change section contents for addend.
(elf_locate_sh): Return type is now always elf_internal_shdr, since the other
types were really aliases for this type anyways. Don't compile this function,
since it is static and doesn't appear to be used in this file.
(sym_is_global): Return non-zero for weak symbols. Abort if sec ptr is null.
(swap_out_syms): Reorder tests so function symbols can be weak.
(elf_slurp_symbol_table): Don't use BSF_EXPORT.
(elf_slurp_reloca_table): Make RELOC_PROCESSING section smaller by
extracting out some common code. Abort if BFD section symbol has null name.
(elf_slurp_reloc_table): Translate ELF section symbols into BFD section
symbols. Don't read section contents to fill in addend field.
* Merged from OSF:
Tue Jun 15 14:38:32 1993 Michael Meissner (meissner@osf.org)
* libelf.h (struct Elf_Sym_Extra): New structure to contain ELF
specific information for a symbol. Put in elf_sym_num, which
gives the external symbol number in the elf object file, since
local symbols must come before global symbols.
(elf_sym_extra): New macro.
(elf_symtab_map): Delete, in favor of using Elf_Sym_Extra.
* elfcode.h (elf_map_symbols): Use Elf_Sym_Extra to map internal
symbol number to external number. Store the address of the
Elf_Sym_Extra field for the symbol in the udata field.
(elf_write_object_contents): Use Elf_Sym_Extra to map out symbols.
Sun Jun 20 16:30:11 1993 Michael Meissner (meissner@osf.org)
* elfcode.h (elf_obj_tdata): Add field to count the size of the
array of pointers to section symbols.
(elf_map_symbols): Bump the max index of the section symbols so
that we don't overwrite memory. Store the max index into the
elf_obj_tdata field.
Sat Jun 19 10:12:27 1993 Michael Meissner (meissner@osf.org)
* elfcode.h (elf_obj_tdata): Add pointer to an array of pointers
to the section symbols we created. Remove unused field internal_syms.
(elf_map_symbols): Fill in array of pointers to section symbols. Only create
section symbols for sections that have SEC_ALLOC set, and have non-zero size.
(elf_symbol_from_bfd_symbol): If udata is NULL, and this is a section symbol,
look up the section in the list of section symbols, and set the udata pointer
appropriately. Otherwise, if udata is still NULL, fail an assertion, and use
0, instead of dropping core.
from start of code segment, not start of file.
* config/i386-nlm.mt (DEFAULT_VECTOR): It's nlm32_i386_vec, not
bfd_nlm32_i386_vec.
* configure.in (SELECT_VECS switch): Likewise.
alpha_ecoff_swap_reloc_{in,out}, alpha_bfd_reloc_type_lookup):
Read and write Alpha relocs. Can't process them yet.
* ecoff.c (ecoff_slurp_reloc_table): Recognize new reloc sections.
If the section does not already exist, create it.
finish_reloc fields.
* ecoff.c: Move MIPS reloc support from here...
* coff-mips.c: to here.
* ecoff.c (ecoff_set_symbol_info): Get constructor reloc howto
from backend.
(ecoff_slurp_reloc_table): Removed MIPS specific stuff. Call
finish_reloc backend function.
(ecoff_write_object_contents): Removed MIPS specific assertions.
* coff-mips.c (mips_finish_reloc): New function.
(mips_ecoff_backend_data): Fill in new fields.
* coff-alpha.c (alpha_ecoff_backend_data): Use NULL for new
fields.
* targets.c: Added extern for ecoffalpha_little_vec.
Thu Aug 12 10:32:47 1993 David J. Mackenzie (djm@thepub.cygnus.com)
* config/u68k-coff.mt: Fix typo, DEFAULT_TARGET for
DEFAULT_VECTOR.
* config/h8300-coff.mt, h8500-coff.mt, sh-coff.mt, st2000.mt,
z8k-coff.mt (DEFAULT_VECTOR): Define. Don't explicitly add
S-records via SELECT_VECS.
* targets.c (target_vector), Makefile.in (BFD_LIBS): Always
support S-records, for convenience.
* config.bfd: New file, broken out of configure.in.
* configure.in: Use it, and use standard target names for
--with-targets, replacing --with-bfd-targets.
section before setting output_has_begun.
(nlm_set_section_contents): Remove argument names from
mangle_relocs_func prototype.
(nlm_write_object_contents): Remove shadowing local variable.
Don't write out debugging symbols if debugInfoOffset is -1. Add
the codeImageOffset to the start, exit, and check procedure
offsets.
* nlm32-i386.c (nlm_i386_write_reloc, nlm_i386_mangle_relocs):
Don't check partial_inplace field; its value is irrelevant.
* configure.host (i[34]86-*-sco*): Use i386sco rather than i386v.
* config/i386-sco.mt (TDEFINES): Removed.
* config/i386sco.mh: New file to use sco-core.
* hosts/i386sco.h: New file; just includes hosts/i386v.h.
Not needed for gdb 4.10.
(nlm_machine): New accessor macro.
* nlm.c (nlm_mkobject): Set architecture and machine from backend
information.
* nlm32-i386.c (nlm32_i386_backend): Initialize new mach field.
does and to watch out for side effects. Add FIXME for memory leaks.
Fix comment about checking for matching byte order. Preserve
pointer to old tdata (if any), and restore it if we don't match
file with target vector. If we are going to use goto's, use them
consistently and maintainably.
* nlmcode.h (nlm_object_p): Expand comments about leaked memory
to note that the problem is even more serious than just leaked
memory. Replace goto with more traditional return.
for 32 bits nor for 64.
Tue Jun 15 14:38:32 1993 Michael Meissner (meissner@osf.org)
* libelf.h (elf_hash): Change declaration to bfd_elf_hash, since
that is what is in elf.c.
of nlm_slurp_symbol_table as boolean, not pointer.
* nlmcode.h (nlm_canonicalize_reloc): Test return value
of nlm_slurp_reloc_fixups as boolean, not pointer.
(nlm_mangle_relocs_func): New macro.
* nlm32-i386.c (nlm_i386_write_reloc): Rewrote correctly.
(nlm_i386_mangle_relocs): New function.
* nlmcode.h (nlm_compute_section_file_positions): Move all common
symbols into the .bss section.
(nlm_set_section_contents): Call the mangle_relocs function.
(nlm_write_object_contents): Treat a reloc against any defined
symbol as an internal reloc. Fix bug in external reloc counting.
Get the offset and debugging type right for .bss symbols. Only
output debugging symbols for defined symbols.
using printf.
* coff-z8k.c (rtype2howto): Likewise.
* coffcode.h (dummy_reloc16_extra_cases): Likewise.
* elf32-i386.c (TRACE): Likewise.
* hp300hpux.c (convert_sym_type, swap_std_reloc_in): Likewise.
* rs6000-core.c (rs6000coff_get_section_contents): Likewise.
* coffgen.c (coff_print_symbol): Do an fprintf to the file
argument rather than using printf.
objdump -r.
* coffswap.h: Added macros used when accessing several fields;
default is the same as before.
(coff_swap_aouthdr_{in,out}): Handle the Alpha ECOFF fields.
* coff-alpha.c: Defined macros to use the right sizes in
coffswap.h.
* libecoff.h: Backend information is now in target vector, not
BFD. Start of backend information is COFF backend information.
* coff-alpha.c, coff-mips.c: Changed accordingly.
* ecoff.c (ecoff_mkobject): New function.
(ARMAP_START): Changed into backend information, since Alpha uses
a different name.
(ecoff_slurp_armap): Don't overlay archive header.
* bfd.c: Include libcoff.h.
* 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.
* nlm{32,64}-gen.c (JUMP_TABLE_INIT): New macro that works with
older cpp's, that don't do additional replacement on the JUMP_TABLE
macro's argument.
* nlm-target.h (JUMP_TABLE_INIT): Use new macro in place of
JUMP_TABLE macro.
* nlm-target.h: New file, merged from nlm{32,64}-target.h
* libnlm.h (NLM_ARCH_SIZE): Define to ARCH_SIZE.
* nlm.c (ARCH_SIZE): Remove define to zero.
* nlm32-gen.c (ARCH_SIZE): Define to 32.
* nlm32-gen.c (JUMP_TABLE_PREFIX): Define to nlm32.
* nlm{32,64}-gen.c (nlm-target.h): Include.
* targets.c, libnlm.h, nlm.c, nlm{32,64}-gen.c, nlm{32,64}.c,
nlmcode.h: Convert prefixes from bfd_nlm<size> to just
nlm<size>, and use macros select size.
* bfd.c (struct _bfd): Renamed hppa_core_data field to
hpux_core_data.
* bfd-in2.h: Updated.
* hppa.c (make_bfd_asection, hppa_core_file_p,
hppa_core_file_failing_command, hppa_core_file_failing_signal,
hppa_core_file_matches_executable_p): Moved into hpux-core.c.
Removed from target vector.
* libhppa.h (struct hppa_core_struct and accessor macros): Moved
into hpux-core.c.
* targets.c: If HPUX_CORE is defined, add hpux_core_vec to
target list.
* config/hp300.mh (HDEFINES): Set to -DHPUX_CORE.
(HDEPFILES): Set to hpux-core.o.
* config/hppabsd.mh, config/hppahpux.mh: Likewise.
* hosts/hp300.h (HOST_HP300HPUX): Define.
* Makefile.in (OPTIONAL_BACKENDS): Added sco-core.o,
aix386-core.o, hpux-core.o.
(sco-core.o, aix386-core.o, hpux-core.o): New dependencies.
various flavours of overflow checking.
(srtuct reloc_howto_struct): Changed complain_on_overflow field
from boolean to emum complain_overflow. Removed obsolete absolute
field.
(HOWTO): Removed absolute argument.
(bfd_perform_relocation): Do overflow checking on all types of
fields.
* bfd-in2.h: Updated accordingly.
* all targets: Updated initialization of reloc howto tables.
Deleted `thunk' structure, merged into tdata, duplicate data eliminated.
Rearranged functions, grouping by function.
Broke up many functions in elfcode.h, re-ordered many parts of file writing
to handle unpredictable state of section relocation table as provided by
various applications.
Still needs cleanup: Merge functions back together, split out data structure
with only data that is used only when writing out object file.
* elf.c (bfd_elf_generic_reloc): New function, taken from coff-mips.c.
* elf32-sparc.c (elf_sparc_howto_table): Use it, to work around
bfd_perform_relocation lossage.
* aoutf1.h, libaout.h: Add M_386_DYNIX.
* trad-core.c (TRAD_CORE_USER_OFFSET, TRAD_CORE_STACK_FILEPOS):
New macros; use it if defined.
* config/symmetry.mh, hosts/symmetry.h: New files.
