Fri Dec 31 16:23:43 1993 Ian Lance Taylor ([email protected])

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 ([email protected])

* 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 ([email protected])

* i386mach3.c (N_TXTADDR): Define.

Thu Dec 30 13:37:24 1993 Ian Lance Taylor ([email protected])

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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* Thu Dec 16 15:41:06 1993 Peter Hoogenboom ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* libnlm.h (nlm_backend_data): Removed macro definition.

(nlm_alpha_backend_data): Adjusted accordingly.

Sun Dec 5 19:32:08 1993 Jeffrey A. Law ([email protected])

* 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 ([email protected])

Fri Dec 3 09:55:17 1993 Pete Hoogenboom ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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

sco5-core.o, which no longer exists.

(CFILES): Added all *-core.c files.

Rebuilt dependencies.

Wed Nov 24 02:02:41 1993 Ian Lance Taylor ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

Merged changes from [email protected] (Kevin A. Buettner):

* config/delta88.mh (HDEFINES): Define this to be -DPTRACE_CORE.

* config/delta88.mh (HDEPFILES): Defined to be ptrace-core.o.

* ptrace-core.c: New file for dealing with core files with

start with the ptrace_user structure found on BCS compliant systems.

* targets.c (ptrace_core_vec): New vector.

Mon Nov 22 02:33:12 1993 Jeffrey A. Law ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* Makefile.in (diststuff): New target.

* VERSION: Updated.

Sun Nov 14 23:33:01 1993 Jeffrey A. Law ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* m68klynx.c (TARGET_IS_BIG_ENDIAN_P): Define.

Tue Nov 9 11:26:05 1993 Ian Lance Taylor ([email protected])

* 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

<[email protected]>.

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* 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 ([email protected])

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

argument.

Fri Nov 5 21:45:09 1993 David J. Mackenzie ([email protected])

* 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 ([email protected])

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

Fri Nov 5 10:41:07 1993 David J. Mackenzie ([email protected])

* 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 ([email protected])

* 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 ([email protected])

* From Pete Hoogenboom ([email protected])

* 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 ([email protected])

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

Tue Nov 2 14:42:27 1993 Bill Cox ([email protected])

* 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 ([email protected])

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

least to HPUX.

Tue Nov 2 09:32:25 1993 Jim Kingdon ([email protected])

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

Mon Nov 1 14:30:09 1993 Ian Lance Taylor ([email protected])

* 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 ([email protected])

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

Sun Oct 31 09:35:49 1993 Jim Kingdon ([email protected])

* targets.c: Move enum target_flavour outside of struct and change

the name to enum bfd_flavour. This means bfd clients can use it.

* bfd-in.h: Add macro bfd_get_flavour.

* bfd-in2.h: Rebuilt.

* som.c: Add comment about how abort() on corrupt executable is evil.

Sat Oct 30 12:27:09 1993 David J. Mackenzie ([email protected])

* aoutx.h (aout,slurp_reloc_table): Avoid a goto.

Fri Oct 29 16:04:33 1993 David J. Mackenzie ([email protected])

* gen-aout.c, libbfd.c: exit(1) instead of exit(-1).

Fri Oct 29 13:17:21 1993 Ian Lance Taylor ([email protected])

* bfd-in.h: Added commands for object file flag values.

* bfd-in2.h: Rebuilt.

* elfcode.h (elf_object_p): If type is ET_DYN, set DYNAMIC flag,

not EXEC_P.

* bout.c, coff-h8300.c, coff-sh.c: Add BFD_IS_RELAXABLE to

object_flags field for target vector.

* aix386-core.c, aout-adobe.c, aout-target.h, bout.c, coff-a29k.c,

coff-alpha.c, coff-apollo.c, coff-h8300.c, coff-h8500.c,

coff-i386.c, coff-i960.c, coff-m68k.c, coff-m88k.c, coff-mips.c,

coff-rs6000.c, coff-sh.c, coff-we32k.c, coff-z8k.c, hpux-core.c,

ieee.c, mipsbsd.c, nlm-target.h, oasys.c, osf-core.c, som.c,

srec.c, tekhex.c, trad-core.c: Remove DYNAMIC from object_flags

field for target vector.

Thu Oct 28 20:02:31 1993 David J. Mackenzie ([email protected])

* hosts/std-host.h: Don't declare time; causes error on mach3.

* configure.in (i386mach3_vec): Require aout32.o stab-syms.o.

Thu Oct 28 16:33:26 1993 Stan Shebs ([email protected])

LynxOS and Sparc LynxOS changes:

* config.bfd: Recognize sparc-*-lynxos*.

* configure.host: Recognize sparc-*-lynxos*.

* configure.in: Recognize Sparc Lynx vectors.

* targets.c (sparclynx_aout_vec): Declare.

(sparclynx_coff_vec): Declare.

(target_vector): Add them.

* cf-i386lynx.c: New file, renamed from i386lynx-cf.c.

* cf-m68klynx.c: New file, renamed from m68klynx-cf.c.

* cf-sparclynx.c: New file, support for coff in Sparc LynxOS.

* coff-sparc.c: New file, basic Sparc coff support.

* sparclynx.c: New file, support for a.out in Sparc LynxOS.

* Makefile.in: Change filenames appropriately, add Sparc rules.

* coffcode.h (coff_set_arch_mach_hook): Recognize Sparc magic

number.

(coff_set_flags): Use LynxOS magic number for i386, m68k, and

Sparc LynxOS, set Sparc magic number for Sparcs.

* config/m68k-lynx.mt (SELECT_VECS): Remove redundant vector.

* config/sparc-lynx.mt: New file.

* hosts/i386lynx.h: Cosmetic improvements.

* hosts/m68klynx.h: Add ifdefs, #define of cfree.

* hosts/sparclynx.h: New file.

Thu Oct 28 16:23:40 1993 Ian Lance Taylor ([email protected])

gcc -Wall lint:

* coff-h8300.c (h8300_reloc16_estimate): Declare return type.

Remove useless statement probably left by code copy.

* cpu-i960.c (compatible): Fully bracket matrix initializer.

* elf32-hppa.c (hppa_elf_build_arg_reloc_stub): Use bfd_xmalloc

rather than xmalloc. Use realloc and check the return value

rather than xrealloc.

(hppa_elf_get_section_contents): Add some casts.

* elf32-i386.c (elf_i386_reloc_type_lookup): Remove unused

variable. Add default case to switch.

* hp300hpux.c: Declare aout_32_write_syms.

* i386bsd.c, i386linux.c, netbsd386.c (N_SHARED_LIB): Define as 0

(definition from aout/aout64.h is always 0 anyhow).

* i386lynx.c (swap_std_reloc_in): Remove unused variable.

* ieee.c (ieee_write_id): length can never be negative.

(read_id): Likewise.

(ieee_archive_p): Remove unused variable.

* libcoff-in.h (bfd_perform_slip): Declare.

* libcoff.h: Rebuilt.

* oasys.c (oasys_write_sections): Remove zero initialization of

static structure.

* reloc16.c: Indentation change.

Wed Oct 27 16:51:29 1993 Jim Kingdon ([email protected])

* configure.in, config/i386-mach3.mt: Update for new configuration

(--with-targets and so on).

* hosts/i386mach3.h: Declare errno.

* targets.c: Declare i386mach3_vec.

Wed Oct 27 12:18:07 1993 Ian Lance Taylor ([email protected])

* nlmcode.h (nlm_swap_auxiliary_headers_in,

nlm_swap_auxiliary_headers_out): Handle sharedDebugRecordOffset

and sharedDebugRecordCount fields.