Bill Cox [Thu, 26 May 1994 15:59:22 +0000 (15:59 +0000)]
* config.sub: Move deletion of patch suffix from here...
* configure.in: To here, at Ian's suggestion. The top-
level scripts might need to know of a patch level.
Thomas Lord [Wed, 25 May 1994 15:39:12 +0000 (15:39 +0000)]
Make all the libgdb objects even when building gdb. This is because
cyscm links against ../../gdb/{...}.o
Added a new target: libgdb-files. It creates a file of that name
containing a list of files for libgdb. If the variable LIBGDBPREFIX
is set, each file name has that prepended.
Ian Lance Taylor [Tue, 24 May 1994 20:44:50 +0000 (20:44 +0000)]
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.
Ian Lance Taylor [Tue, 24 May 1994 20:21:27 +0000 (20:21 +0000)]
* emulparams/elf32mipb.sh (OTHER_READONLY_SECTIONS): Don't give
.reginfo an address.
(OTHER_READWRITE_SECTIONS): Don't give .lit4 or .lit8 an address.
(OTHER_SECTIONS): Define for .gptab.sdata and .gptab.sbss.
* scripttempl/elf.sc: Use OTHER_SECTIONS at end of script.
Ian Lance Taylor [Fri, 20 May 1994 16:14:35 +0000 (16:14 +0000)]
* 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.
Ian Lance Taylor [Fri, 20 May 1994 16:04:59 +0000 (16:04 +0000)]
* 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.
Ian Lance Taylor [Thu, 19 May 1994 21:16:30 +0000 (21:16 +0000)]
* configure.in: Use ld for i[34]86-*-sysv4* and sparc-*-solaris2*.
Don't set use_gnu_ld to no for *-*-sysv4; that only controls
whether we pass down --with-gnu-ld anyhow.
Ian Lance Taylor [Thu, 19 May 1994 18:25:10 +0000 (18:25 +0000)]
Add support for ELF shared libraries.
* ld.h (ld_config_type): Add field dynamic_link.
* ldmain.c (main): Initialize config.dynamic_link to false. Warn
on attempts to use -r with -relax, -call_shared or -s.
* lexsup.c (longopts): Separate OPTION_CALL_SHARED from
OPTION_NON_SHARED. Add OPTION_IGNORE. Adjust macro values
accordingly. Add "dy" and "non_shared" options. Change "Qy" to
OPTION_IGNORE for now. Handle OPTION_CALL_SHARED and
OPTION_NON_SHARED by setting dynamic_link field accordingly.
Handle OPTION_IGNORE by ignoring it. Clear dynamic_link field for
-r and -Ur.
* ldfile.c (ldfile_open_file): If config.dynamic_link is true, try
opening a file with a .so extension first.
* emultempl/elf32.em: New file.
* emulparams/elf32_sparc.sh (TEXT_START_ADDR): Change to 0x10000.
(NONPAGED_TEXT_START_ADDR): Likewise.
(TEMPLATE_NAME): Define as elf32.
(DATA_PLT): Define.
* emulparams/elf_i386.sh (TEMPLATE_NAME): Define as elf32.
* scripttempl/elf.sc: Add placement for new dynamic sections.
Don't use CREATE_OBJECT_SYMBOLS. Define _etext, _edata and _end
outside of any section. Don't use ALIGN(8); just let one section
VMA follow another. Put .dynbss in .bss. Don't mention debugging
sections; they'll be handled correctly anyhow.
* Makefile.in (eelf_i386.c): Depend upon elf32.em, not generic.em.
Ian Lance Taylor [Thu, 19 May 1994 18:23:40 +0000 (18:23 +0000)]
Add support for ELF shared libraries. Loosely based on work by
Eric Youngdale <[email protected]>.
* 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.
David Edelsohn [Wed, 18 May 1994 21:37:08 +0000 (21:37 +0000)]
* interp.c (sim_*): Make result void where there isn't one.
(sim_set_pc): Delete.
(sim_info): Delete printf_fn arg, all callers changed.
Call printf_filtered instead.
(sim_close): New function.
(sim_load): New function.
(sim_create_inferior): Renamed from sim_set_args, all callers changed.
* run.c: #include <varargs.h>, "remote-sim.h".
(printf_filtered): New function.
David Edelsohn [Wed, 18 May 1994 20:55:12 +0000 (20:55 +0000)]
* compile.c: #include "bfd.h".
(sim_*): Set result type to void where there isn't one.
(sim_resume, default case): Set cpu.exception to SIGILL.
(sim_trace): Delete.
(sim_set_pc): Delete.
(sim_info): Delete printf_fn arg, all callers changed.
Call printf_filtered.
(set_h8300h): New arg `flag', all callers changed.
(sim_close): New function.
(sim_load): New function.
(sim_create_inferior): Renamed from sim_set_args, all callers changed.
* run.c: #include <varargs.h>, "remote-sim.h".
(printf_filtered): New function.
Ian Lance Taylor [Wed, 18 May 1994 15:32:15 +0000 (15:32 +0000)]
* 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.
Jim Kingdon [Tue, 17 May 1994 20:13:50 +0000 (20:13 +0000)]
* utils.c (vfprintf_maybe_filtered, vfprintf_unfiltered): Call
fputs_unfiltered and exit directly, rather than fatal. The latter
calls vfprintf_unfiltered!
* gdbtypes.h, gdbtypes.c (can_dereference): New function.
* value.h, printcmd.c (print_value_flags): Move from here...
* annotate.c: ...to here, and make it use can_dereference.
* gdb.t00/teststrategy.exp: Reorder so that AIX gdb can print the
version also, match on casted version strings, and match on
gdb startup case where the line numbers might be messed up.
Jeff Law [Mon, 16 May 1994 19:34:13 +0000 (19:34 +0000)]
* bfd-in2.h: Rebuilt.
* elf32-hppa.c: Change .hppa_linker_stubs to .PARISC.stubs,
likewise for other PA specific sections.
(hppa_elf_relocate_unwind_table): Delete unused
function.
(elf_hppa_howto_table): Completely new table based on 94-02-02
draft PA ELF spec. Change relocation tags appropriately
throughout elf32-hppa.c
(hppa_elf_gen_reloc_type): Rewrite and simplify based on 94-02-02
spec.
(hppa_elf_reloc): Likewise.
(hppa_look_for_stubs_in_section): Likewise
(ELF_MACHINE_CODE): Change to EM_PARISC.
* elf32-hppa.h: Include "elf/hppa.h". Change relocation tags
appropriately throughout elf32-hppa.h.
(elf32_hppa_reloc_type): New table based on 94-02-02 draft PA ELF
spec.
(R_HPPA_ABS_CALL, R_HPPA_COMPLEX*, R_HPPA_UNWIND): Delete definitions.
* elfcode.h (prep_headers): Use EM_PARISC instead of EM_HPPA.
* reloc.c (bfd_reloc_code_real): Delete unused HPPA relocations.
* som.h (R_HPPA_ABS_CALL, R_HPPA_COMPLEX): Delete definitions.
* libhppa.h (hppa_field_adjust): Avoid adding constant_value into
the final value twice for LR and RR field selectors.
Jeff Law [Mon, 16 May 1994 19:29:56 +0000 (19:29 +0000)]
* config/tc-hppa.c: Change .hppa_unwind to .PARISC.unwind
throughout code.
(is_complex): Delete definition and support for complex relocation
types.
(tc_gen_reloc): Delete special unwind crud for ELF. Simplify and
rewrite ELF code based on 94-02-02 PA ELF draft spec.
(pa_build_unwind_subspace): Use standard PARISC_DIR32 relocs for
the unwind descriptors.
Jeff Law [Mon, 16 May 1994 19:25:51 +0000 (19:25 +0000)]
* gas/hppa/reloc/reloc.exp: Tweak expected output to match new
ELF code.
* gas/hppa/reloc/roundmode.s: Avoid "S" and "D" modes, ELF does
not support them.
* gas/hppa/unsorted/unsorted.exp: Tweak expected output to match
new ELF code.
* inflow.c (job_control, attach_flag, generic_mourn_inferior):
Remove, needed for both native and cross.
* target.c (attach_flag, generic_mourn_inferior): Put here.
* utils.c (job_control): Put here.
(terminal.h): Don't include anymore.
Jim Kingdon [Sat, 14 May 1994 19:37:57 +0000 (19:37 +0000)]
* source.c (find_source_lines): Always use code that was #ifdef
BROKEN_LARGE_ALLOCA. Do the cleanup before returning, rather than
leaving it on the chain. Reindent much of this function.
* config/sparc/{xm-sun4sol2.h,xm-sun4os4.h},
config/i386/{xm-sun386.h,xm-i386m3.h,xm-i386mach.h},
config/m68k/{sun3os4.h,xm-news.h,xm-hp300hpux.h},
config/ns32k/xm-ns32km3.h: Remove all references to
BROKEN_LARGE_ALLOCA; with the above change it is no longer needed.
* main.c, fork-child.c, many config files: Remove all
SET_STACK_LIMIT_HUGE code; with the above changes it should no
longer be needed.
* symtab.c (lookup_partial_symbol): Use if and abort, not assert.
This avoids __eprintf troubles.
* main.c (main): Surround in #ifndef MAIN_OVERRIDE. Move
initialization code which needs to be called even if we bypass the
command line stuff into gdb_init.
* utils.c (fputs_unfiltered): Surround in #ifndef
FPUTS_UNFILTERED_OVERRIDE.
* Makefile.in (libgdb.a): New target.
* utils.c: Rearrange I/O stuff a bit so that all output goes
through fputs_unfiltered. Use vasprintf; removes arbitrary limit
which made %s not work with arbitrarily large strings.
* printcmd.c (printf_command): Use printf_filtered, not
printf_unfiltered and printf, now that arbitrary limit is gone.
Jim Kingdon [Fri, 13 May 1994 18:18:57 +0000 (18:18 +0000)]
gcc -Wall lint:
* breakpoint.c (watchpoint_check): Remove unused variable b.
* stack.c (print_frame_info): Move sp and buf inside #if.
* eval.c (evaluate_subexp): Remove unused variables pp,
mangle_ptr, ptr, and mangle_tstr.
* valarith.c (value_x_binop): Remove unused variables mangle_tstr
and mangle_ptr.
* symtab.c (lookup_symtab): Put variable copy inside #if.
(decode_line_1): Put variable q1 inside #if 0.
* target.h: Declare target_link.
* infrun.c (wait_for_inferior): Remove unused variables signame.
* remote.c (remote_resume): Remove unused variable name.
* c-exp.y (parse_number): Parenthesize operand of shift.
* dbxread.c (record_minimal_symbol): Parenthesize operand of &&
(this is a semantic change, the warning seems to have detected a bug).
* dbxread.c (end_psymtab): Move variable p1 inside #if.
* coffread.c: Move variable temptype inside #if.
* ch-typeprint.c (chill_type_print_base): Remove unused variable
name.
* ch-valprint.c: #include typeprint.h and ch-lang.h.
(chill_val_print): Remove unused variable in_range.
(chill_val_print): Remove statement "length > TYPE_LENGTH (type);".
(chill_val_print): Add default case for switch.
* stabsread.h: Declare stabsect_build_psymtabs.
* os9kread.c (read_minimal_symbols): Make this return void.
(os9k_symfile_read): Remove unused variables stb_exist and val.
(os9k_symfile_init): Remove unused variable val.
(fill_sym): Remove unused variable id.
(read_os9k_psymtab): Put variable back_to inside #if 0. Remove
unused variable nsl.
Remove unused variable symfile_bfd.
#if 0 unused variables lbrac_unmatched_complaint and
lbrac_mismatch_complaint.
Remove declaration for non-existent function os9k_next_symbol_text.
* annotate.c, annotate.h: New files, containing a function for
each annotation which outputs it.
* Move breakpoints_changed from breakpoint.c to annotate.c.
* breakpoint.c, blockframe.c, infrun.c, cp-valprint.c, main.c,
printcmd.c, source.c, stack.c, utils.c, valprint.c:
Use annotate.c functions to output annotations.
* Makefile.in (OBS): Add annotate.o.
Ian Lance Taylor [Fri, 13 May 1994 18:01:59 +0000 (18:01 +0000)]
* ldlang.c (print_output_section_statement): Change ``no attached
output section'' message slightly.
(lang_do_assignments): Don't recurse down if there is no real
section.
Ian Lance Taylor [Fri, 13 May 1994 17:06:49 +0000 (17:06 +0000)]
* config/i386-linux.mt (OTHER_EMULATIONS): Change em_ to e to
match corresponding change in emulation templates.
* config/i386-lynx.mt, config/m68k-lynx.mt: Likewise.
* config/sparc-lynx.mt, config/sun4sol2.mt: Likewise.
* mpw-make.in (INCLUDE_CFLAGS): Add readline source dir.
(READLINE_CFLAGS, READLINE_SRC, READLINE_DIR): Uncomment.
(TSOBS): Don't compile inflow.c.
(all, install): Add MacGDB.
* main.c (main): Do Mac-specific init and command loop if a
standalone app, skip full option help message if compiling
with MPW C.
(gdb_readline): If MPW, add a newline after the (gdb) prompt.
* utils.c (_initialize_utils): If MPW, don't try to use termcap to
compute the window size.
* config/m68k/xm-mpw.h (printf, fprintf, fputs, fputc, putc,
fflush): Define as macros that expand into hacked_... versions.
(StandAlone, mac_app): Declare.
* macgdb.r (SIZE): Set the default partition to 4000K.
* mac-xdep.c (readline.h, history.h): Include.
(terminal.h): Don't include.
(mac_app): Define.
(gdb_has_a_terminal): Define Mac-specific version.
(do_keyboard_command): Simplify search for command string.
(readline): Define as gdb_readline.
Add other history/readline stubs to make main gdb link.
(hacked_fprintf, hacked_printf, hacked_vfprintf, hacked_fputs,
hacked_fputc, hacked_fflush): New functions, intercept output to
stdout and stderr, send to console window.
Bill Cox [Thu, 12 May 1994 21:08:47 +0000 (21:08 +0000)]
* .Sanitize: Drop the gdb.t30 and gdb.t31 directories
unless keep-chill was specified on the command line.
* Makefile.in: Add comment lines to Sanitize out CHILL
references unless keep-chill was specified.
Ken Raeburn [Wed, 11 May 1994 23:10:34 +0000 (23:10 +0000)]
* ldver.c (ldversion): Updated version number.
* cdtest-foo.cc: Use explicit "#pragma implementation".
* cdtest-bar.cc: Renamed from cdtest-func.cc.
* Makefile.in: References to cdtest-func.o changed to cdtest-bar.o.
Ian Lance Taylor [Wed, 11 May 1994 20:29:21 +0000 (20:29 +0000)]
Don't create unnecessary output sections.
* ldlang.c (out_bfd_get_section_by_name): Remove.
(wild_section): Call bfd_get_section_by_name rather than
our_bfd_get_section_by_name. Don't call wild_doit if there is no
section.
(lang_create_output_section_statements): Remove.
(map_input_to_output_sections): For several cases, call init_os if
it has not already been called.
(lang_size_sections): If output section was not created, skip it.
(lang_process): Don't call lan_create_output_section_statements.
(lang_place_orphans): Skip files with just_syms_flags set to true.
* ld.texinfo: Document change.
Ian Lance Taylor [Tue, 10 May 1994 18:33:44 +0000 (18:33 +0000)]
* ldlang.c (wild_doit): Don't bother initializing the vma and
section size. Don't special case SEC_SHARED_LIBRARY.
(lang_size_sections): Handle SEC_COFF_SHARED_LIBRARY sections
specially.
Ian Lance Taylor [Tue, 10 May 1994 18:29:19 +0000 (18:29 +0000)]
* section.c (SEC_COFF_SHARED_LIBRARY): Renamed from
SEC_SHARED_LIBRARY for clarity. Changed all uses.
* bfd-in2.h: Rebuilt.
* coffcode.h (sec_to_styp_flags): If SEC_COFF_SHARED_LIBRARY is
set, set STYP_NOLOAD.
* coffgen.c (coff_section_from_bfd_index): Don't get an assertion
failure because of a bad shared library.