OSDN Git Service
Kevin Buettner [Mon, 3 Dec 2001 21:17:49 +0000 (21:17 +0000)]
Include solib.h.
Michael Snyder [Mon, 3 Dec 2001 19:30:39 +0000 (19:30 +0000)]
2001-12-03 Michael Snyder <msnyder@redhat.com>
* symtab.c (search_symbols): Make sure alloca size is big enough.
Andrew Cagney [Mon, 3 Dec 2001 19:21:44 +0000 (19:21 +0000)]
prune m68k targets down to just m68k-elf
Jim Blandy [Mon, 3 Dec 2001 18:48:54 +0000 (18:48 +0000)]
* s390-tdep.c (s390_get_frame_info): Don't used fextra_info to set
orig_sp if it's not initialized.
Nick Clifton [Mon, 3 Dec 2001 10:46:35 +0000 (10:46 +0000)]
Import new turkish translations from Translation Project's website.
Alan Modra [Mon, 3 Dec 2001 08:42:38 +0000 (08:42 +0000)]
* elf32-hppa.c (hppa_get_stub_entry): Remove debug message that
happens to trigger on undefined symbols.
(final_link_relocate): Return bfd_reloc_undefined for undefined
stubs.
(elf32_hppa_relocate_section): Don't say we can't handle a reloc
if we have already warned about an undefined symbol.
Pierre Muller [Mon, 3 Dec 2001 08:41:10 +0000 (08:41 +0000)]
2001-11-30 Pierre Muller <muller@ics.u-strasbg.fr>
* findvar.c (locate_var_value): Specify in which register a register
variable is stored.
Pierre Muller [Mon, 3 Dec 2001 08:19:01 +0000 (08:19 +0000)]
2001-11-30 Pierre Muller <muller@ics.u-strasbg.fr>
* win32-nat.c (mappings): Correct position of XMM registers,
based on FXSAVE instruction structure.
gdbadmin [Mon, 3 Dec 2001 00:00:04 +0000 (00:00 +0000)]
*** empty log message ***
Andrew Cagney [Sun, 2 Dec 2001 22:43:59 +0000 (22:43 +0000)]
mmalloc() -> xmmalloc()
Andrew Cagney [Sun, 2 Dec 2001 22:38:23 +0000 (22:38 +0000)]
mfree() -> xmfree().
Andrew Cagney [Sun, 2 Dec 2001 22:08:47 +0000 (22:08 +0000)]
mrealloc() -> xmrealloc().
Andrew Cagney [Sun, 2 Dec 2001 19:27:29 +0000 (19:27 +0000)]
* Makefile.in (simops.h, table.c): Delete targets.
(tmp-gencode, gencode.o, gencode): Delete targets.
(simops.h): New file.
($(BUILT_SRC_FROM_IGEN)): Do not depend on simops.h.
* gencode.c: Delete file.
Andrew Cagney [Sun, 2 Dec 2001 18:29:08 +0000 (18:29 +0000)]
* i386-tdep.c (i386go32_frame_saved_pc): New function.
* config/i386/tm-go32.h (i386go32_frame_saved_pc): Declare.
(FRAME_SAVED_PC): Redefine to i386go32_frame_saved_pc.
Thiemo Seufer [Sun, 2 Dec 2001 13:27:45 +0000 (13:27 +0000)]
* elf32-mips.c (NEWABI_P): New define.
(USE_REL): Remove, replaced by
(elf_backend_may_use_rel_p): New define.
(elf_backend_may_use_rela_p): Likewise.
(elf_backend_default_use_rela_p): Likewise.
(elf_mips_howto_table): Rename to elf_mips_howto_table_rel.
Fix some relocation definitions.
(elf_mips_howto_table_rela): New RELA relocation definitions for
NewABI support.
(mips32_64bit_reloc): Use the renamed elf_mips_howto_table_rel.
(bfd_elf32_bfd_reloc_type_lookup): Likewise.
(mips_rtype_to_howto): Likewise.
(_bfd_mips_elf_relocate_section): Likewise.
(_bfd_mips_elf_object_p): Typo.
(elf_backend_sign_extend_vma): Reordered together with many other
defines nearby to resemble the order of declaration in the header
file.
Thiemo Seufer [Sun, 2 Dec 2001 13:14:48 +0000 (13:14 +0000)]
* coff-mips.c (mips_bfd_reloc_type_lookup): Replace
BFD_RELOC_MIPS_GPREL by BFD_RELOC_GPREL16.
* pe-mips.c (mips_bfd_reloc_type_lookup): Likewise.
* elf32-mips.c (mips_reloc_map): Likewise. Replace
BFD_RELOC_MIPS_GPREL32 by BFD_RELOC_GPREL32.
* elf64-mips.c (mips_reloc_map): Likewise.
* reloc.c (BFD_RELOC_MIPS_GPREL): Remove.
(BFD_RELOC_MIPS_GPREL32): Remove.
* config/tc-mips.c (macro_build): Replace BFD_RELOC_MIPS_GPREL
by BFD_RELOC_GPREL16.
(load_address): Likewise.
(macro): Likewise.
(md_apply_fix): Likewise. Replace BFD_RELOC_MIPS_GPREL32 by
BFD_RELOC_GPREL32.
(s_gpword): Replace BFD_RELOC_MIPS_GPREL32 by BFD_RELOC_GPREL32.
(tc_gen_reloc): Replace BFD_RELOC_MIPS_GPREL by BFD_RELOC_GPREL16.
*config/tc-mips.h: Replace BFD_RELOC_MIPS_GPREL by BFD_RELOC_GPREL16.
Andrew Cagney [Sun, 2 Dec 2001 02:57:18 +0000 (02:57 +0000)]
Delete HOST_BYTE_ORDER.
gdbadmin [Sun, 2 Dec 2001 00:00:06 +0000 (00:00 +0000)]
*** empty log message ***
Andrew Cagney [Sat, 1 Dec 2001 23:06:47 +0000 (23:06 +0000)]
Zap sony news (m68k) and ISI (m68k) targets.
Alan Modra [Sat, 1 Dec 2001 23:00:04 +0000 (23:00 +0000)]
daily update
Andrew Cagney [Sat, 1 Dec 2001 22:49:21 +0000 (22:49 +0000)]
Zap zap.
Andrew Cagney [Sat, 1 Dec 2001 22:34:11 +0000 (22:34 +0000)]
Zap the ultra series of a29k host and target.
Andrew Cagney [Sat, 1 Dec 2001 22:19:30 +0000 (22:19 +0000)]
Zap Sun's i386i.
Andrew Cagney [Sat, 1 Dec 2001 22:02:03 +0000 (22:02 +0000)]
Zap all but ns32k-netbsd NS32k targets and hosts.
Andrew Cagney [Sat, 1 Dec 2001 21:11:41 +0000 (21:11 +0000)]
Zap harris target and host.
Andrew Cagney [Sat, 1 Dec 2001 21:01:58 +0000 (21:01 +0000)]
Zap some older PPC targets.
Andrew Cagney [Sat, 1 Dec 2001 19:34:37 +0000 (19:34 +0000)]
Zap a29k.
Andrew Cagney [Sat, 1 Dec 2001 19:17:56 +0000 (19:17 +0000)]
Oops, Delete tic80, really.
Andrew Cagney [Sat, 1 Dec 2001 19:10:00 +0000 (19:10 +0000)]
Delete tic80 target.
Andrew Cagney [Sat, 1 Dec 2001 18:56:36 +0000 (18:56 +0000)]
From Mark Peek.
* ppc-spr-table: Add SDA and PIR.
Jim Blandy [Sat, 1 Dec 2001 01:13:27 +0000 (01:13 +0000)]
Add assembly-source tests for s390-ibm-linux.
* gdb.asm/s390.inc: New file.
* gdb.asm/configure.in, gdb.asm/asm-source.exp: Add clauses for
the S/390 architecture.
* gdb.asm/configure: Regenerated.
Kevin Buettner [Sat, 1 Dec 2001 00:25:08 +0000 (00:25 +0000)]
Add cross platform SVR4 shared library support for PowerPC.
gdbadmin [Sat, 1 Dec 2001 00:00:33 +0000 (00:00 +0000)]
*** empty log message ***
Martin Hunt [Fri, 30 Nov 2001 23:31:15 +0000 (23:31 +0000)]
2001-11-30 Martin M. Hunt <hunt@redhat.com>
* library/interface.tcl (gdbtk_eval): Remove
undocumented debug function.
Jim Blandy [Fri, 30 Nov 2001 23:03:09 +0000 (23:03 +0000)]
* gdb.texinfo (Overlays): New chapter, documenting GDB's
overlay support. Add to top-level menu.
Alan Modra [Fri, 30 Nov 2001 23:00:05 +0000 (23:00 +0000)]
daily update
Kevin Buettner [Fri, 30 Nov 2001 20:27:09 +0000 (20:27 +0000)]
Define SVR4 link map offset fetcher for Linux/ARM.
Michael Snyder [Fri, 30 Nov 2001 18:53:06 +0000 (18:53 +0000)]
Fix typo.
Daniel Jacobowitz [Fri, 30 Nov 2001 17:47:51 +0000 (17:47 +0000)]
* values.c (value_primitive_field): Add embedded_offset to the
address of structure members.
* gnu-v3-abi.c (gnuv3_rtti_type): Cast to base type before
attempting to access vtable pointer. Set using_enc_p if we cast.
(gnuv3_virtual_fn_field): Call value_cast with structure rather than
structure pointer. Cast to base type before attempting to access
vtable pointer.
H.J. Lu [Fri, 30 Nov 2001 15:50:56 +0000 (15:50 +0000)]
2001-11-30 H.J. Lu <hjl@gnu.org>
* elflink.h (elf_add_default_symbol): New.
(elf_link_add_object_symbols): Call elf_add_default_symbol ()
to create an indirect symbol from the default for the symbol
with the default version if needed.
Elena Zannoni [Fri, 30 Nov 2001 02:14:08 +0000 (02:14 +0000)]
2001-11-29 Elena Zannoni <ezannoni@redhat.com>
* Makefile.in (ppc-linux-nat.o): Add dependency on ppc-tdep.h.
* ppc-tdep.h (PPC_GPLAST_REGNUM): Define.
* ppc-linux-nat.c: Include ppc-tdep.h.
(ppc_register_u_addr): Don't use the static array regmap[],
dynamically define the mapping instead.
(supply_gregset): Ditto.
(fill_gregset): Ditto.
(COPY_REG): Delete macro defintion.
(regmap): Delete array.
gdbadmin [Fri, 30 Nov 2001 00:00:06 +0000 (00:00 +0000)]
*** empty log message ***
Alan Modra [Thu, 29 Nov 2001 23:00:06 +0000 (23:00 +0000)]
daily update
Jim Blandy [Thu, 29 Nov 2001 22:24:42 +0000 (22:24 +0000)]
Tighten up GDB's support for returning structs by value.
* s390-tdep.c (s390_use_struct_convention): New function.
(s390_gdbarch_init): Register it as the S/390's
USE_STRUCT_CONVENTION method. Register
generic_cannot_extract_struct_value_address as our
EXTRACT_STRUCT_VALUE_ADDRESS method.
* arch-utils.c (generic_cannot_extract_struct_value_address): New
function.
* arch-utils.h: Add corresponding prototype.
Alexandre Oliva [Thu, 29 Nov 2001 18:08:13 +0000 (18:08 +0000)]
Copyright 2001
Alexandre Oliva [Thu, 29 Nov 2001 18:04:00 +0000 (18:04 +0000)]
* d10v-opc.c (d10v_predefined_registers): Mark `sp' as OPERAND_SP.
(RSRC_SP): New macro.
(d10v_operands): Add it.
(d10v_opcodes): Adjust "st" and "st2w" to use RSRC_SP.
Alexandre Oliva [Thu, 29 Nov 2001 18:03:50 +0000 (18:03 +0000)]
* d10v.h (OPERAND_SP): New macro.
Jim Blandy [Thu, 29 Nov 2001 17:37:38 +0000 (17:37 +0000)]
* values.c (value_being_returned): Make error message a proper
sentence.
Keith Walker [Thu, 29 Nov 2001 13:19:06 +0000 (13:19 +0000)]
* dwarf2read.c (read_attribute_value): New function to handle DW_FORM_indirect
(read_attribute): uses read_attribute_value
Keith Walker [Thu, 29 Nov 2001 11:34:03 +0000 (11:34 +0000)]
* MAINTAINERS (write-after-approval): Add my entry.
Nick Clifton [Thu, 29 Nov 2001 10:34:01 +0000 (10:34 +0000)]
Do not overwite the core signal if it has already been set by another thread.
Jim Blandy [Thu, 29 Nov 2001 05:02:37 +0000 (05:02 +0000)]
* s390-tdep.c (s390_frame_saved_pc_nofix): If the prologue didn't
save the return address register, assume that the return address
is still in there.
Ben Elliston [Thu, 29 Nov 2001 03:38:59 +0000 (03:38 +0000)]
* Import GNU gettext 0.10.35.
Ben Elliston [Thu, 29 Nov 2001 03:20:34 +0000 (03:20 +0000)]
touch all source to ease import
gdbadmin [Thu, 29 Nov 2001 00:00:32 +0000 (00:00 +0000)]
*** empty log message ***
Alan Modra [Wed, 28 Nov 2001 23:00:04 +0000 (23:00 +0000)]
daily update
Andrew Cagney [Wed, 28 Nov 2001 22:47:30 +0000 (22:47 +0000)]
clarify obvious fix.
Jim Blandy [Wed, 28 Nov 2001 21:56:40 +0000 (21:56 +0000)]
* mn10300-tdep.c (mn10300_analyze_prologue): Doc fixes.
DJ Delorie [Wed, 28 Nov 2001 19:55:01 +0000 (19:55 +0000)]
When build != host, create libiberty for the build machine.
* Makefile.in (TARGET_CONFIGARGS, BUILD_CONFIGARGS): Replace
CONFIG_ARGUMENTS.
(ALL_BUILD_MODULES_LIST, BUILD_CONFIGDIRS, BUILD_SUBDIR):
New variables.
(ALL_BUILD_MODULES, CONFIGURE_BUILD_MODULES): New variables
and rules.
(all.normal): Depend on ALL_BUILD_MODULES.
(CONFIGURE_TARGET_MODULES rule): Use TARGET_CONFIGARGS.
(all-build-libiberty): Depend on configure-build-libiberty.
* configure: Calculate and substitute proper value for
ALL_BUILD_MODULES.
* configure.in: Create the build subdirectory.
Calculate and substitute TARGET_CONFIGARGS (formerly
CONFIG_ARGUMENTS); also BUILD_SUBDIR and BUILD_CONFIGARGS (new).
Jakub Jelinek [Wed, 28 Nov 2001 19:15:11 +0000 (19:15 +0000)]
* elf64-alpha.c (ALPHA_ELF_GOT_ENTRY_RELOCS_XLATED): Defined.
(elf64_alpha_relocate_section): Translate local_got_entries
for STT_SECTION symbol to SHF_MERGE section the first time
we see it.
* elfxx-ia64.c (struct elfNN_ia64_local_hash_entry): Add
sec_merge_done.
(get_local_sym_hash): New, extracted from get_dyn_sym_info.
(get_dyn_sym_info): Use it.
(elfNN_ia64_relocate_section): Translate local dyn entries
for STT_SECTION symbol to SHF_MERGE section the first time
we see it.
* write.c (adjust_reloc_syms): Mark SEC_MERGE symbols as used
in reloc if it has non-zero addend.
* config/tc-alpha.c (tc_gen_reloc): Reinstall SEC_MERGE check.
* config/tc-sparc.c (md_apply_fix3): Likewise.
Nick Clifton [Wed, 28 Nov 2001 18:57:14 +0000 (18:57 +0000)]
Add .cvsignore files to skip .gmo files
Jim Blandy [Wed, 28 Nov 2001 03:40:50 +0000 (03:40 +0000)]
* s390-tdep.c: Get frame chains and saved pc values properly from
dummy frames.
(s390_frame_saved_pc_nofix): if `*fi' is a dummy frame, get the
saved PC from the dummy frame's registers.
(s390_frame_chain): Same for the saved SP.
(s390_gdbarch_init): Register `generic_save_dummy_frame_tos' as
the `SAVE_DUMMY_FRAME_TOS' method, so the dummy frame's `top' gets
set correctly.
Jim Blandy [Wed, 28 Nov 2001 03:36:36 +0000 (03:36 +0000)]
* s390-tdep.c (s390_frame_chain): Remember that the SP's element
of the frame's saved_regs array is special.
DJ Delorie [Wed, 28 Nov 2001 02:11:49 +0000 (02:11 +0000)]
merge from gcc
gdbadmin [Wed, 28 Nov 2001 00:00:02 +0000 (00:00 +0000)]
*** empty log message ***
Alan Modra [Tue, 27 Nov 2001 23:00:04 +0000 (23:00 +0000)]
daily update
Jim Blandy [Tue, 27 Nov 2001 22:48:26 +0000 (22:48 +0000)]
* s390-tdep.c (s390_push_dummy_frame): Delete function; it's no
longer used.
Jim Blandy [Tue, 27 Nov 2001 22:19:55 +0000 (22:19 +0000)]
* s390-tdep.c (register_names): Call the general-purpose registers
`r0' -- `r15', and the floating-point registers `f0' -- `f15', to
match the assembly language.
H.J. Lu [Tue, 27 Nov 2001 19:03:27 +0000 (19:03 +0000)]
2001-11-27 H.J. Lu <hjl@gnu.org>
* elflink.h (elf_bfd_discard_info): Skip if the input bfd isn't
ELF.
Christopher Faylor [Tue, 27 Nov 2001 05:16:39 +0000 (05:16 +0000)]
fix white space.
Christopher Faylor [Tue, 27 Nov 2001 05:15:58 +0000 (05:15 +0000)]
* config/i386/tm-cygwin.h: Define HAVE_SSE_REGS if
HAVE_CONTEXT_EXTENDED_REGISTERS is defined.
* win32-nat.c: Define CONTEXT_DEBUGGER_DR that will also include extended
registers if HAVE_SSE_REGS is defined.
(mappings array): Add offset of extended registers.
(thread_rec): Use new CONTEXT_DEBUGGER_DR macro.
Tom Tromey [Tue, 27 Nov 2001 04:15:09 +0000 (04:15 +0000)]
* NEWS: Updated.
* event-loop.c (start_event_loop): Call
after_char_processing_hook.
* event-top.h (after_char_processing_hook): Declare.
* event-top.c (rl_callback_read_char_wrapper): Call
after_char_processing_hook.
(after_char_processing_hook): New global.
* top.c (operate_saved_history): New global.
(gdb_rl_operate_and_get_next): New function.
(init_main): Add the operate-and-get-next defun.
(gdb_rl_operate_and_get_next_completion): New function.
Tom Tromey [Tue, 27 Nov 2001 04:14:37 +0000 (04:14 +0000)]
* gdb.texinfo (Command Syntax): Document C-o binding.
Tom Tromey [Tue, 27 Nov 2001 03:09:44 +0000 (03:09 +0000)]
* NEWS: Update for --args.
* infcmd.c (construct_inferior_arguments): Moved from ...
* fork-child.c: ... here.
Michael Snyder [Tue, 27 Nov 2001 01:29:03 +0000 (01:29 +0000)]
2001-11-21 Michael Snyder <msnyder@redhat.com>
* gdb.asm/sparc.inc: New file.
* gdb.asm/asm-source.exp: Recognize sparc target.
* gdb.asm/configure.in: Recognize sparc target.
* gdb.asm/configure: Regenerate.
Jim Blandy [Tue, 27 Nov 2001 00:03:22 +0000 (00:03 +0000)]
* symtab.c (find_pc_sect_line): Revert change of 2001-11-13; add
comment explaining that hand-written assembly code can have line
number info but no debug info for an enclosing function.
gdbadmin [Tue, 27 Nov 2001 00:00:08 +0000 (00:00 +0000)]
*** empty log message ***
Alan Modra [Mon, 26 Nov 2001 23:00:06 +0000 (23:00 +0000)]
daily update
Geoffrey Keating [Mon, 26 Nov 2001 22:52:00 +0000 (22:52 +0000)]
* config.sub: Update to version 1.232 on subversion.
DJ Delorie [Mon, 26 Nov 2001 22:25:58 +0000 (22:25 +0000)]
merge from gcc
Fernando Nasser [Mon, 26 Nov 2001 21:29:31 +0000 (21:29 +0000)]
2001-11-26 Fernando Nasser <fnasser@redhat.com>
From 2001-11-12 Jackie Smith Cashion <jsmith@redhat.com>:
* gdb.base/callfuncs.c (t_structs_a): Do not return a pointer
to a local (non-static) variable. Copy tstruct.a to a static buffer
and return a pointer to that buffer.
* gdb.base/callfwmall.c (t_structs_a): Ditto.
DJ Delorie [Mon, 26 Nov 2001 21:23:10 +0000 (21:23 +0000)]
merge from gcc
Christopher Faylor [Mon, 26 Nov 2001 20:34:56 +0000 (20:34 +0000)]
* gdb.texinfo (Options): Eliminate attempt to explain .gdbinit/gdb.ini use
since it is described in the referenced section. From Eli Zaretskii
<eliz@is.elta.co.il>
* gdb.texinfo (Command Files): Reword to make gdb.ini requirement clearer when
using DJGPP.
Fernando Nasser [Mon, 26 Nov 2001 19:40:19 +0000 (19:40 +0000)]
2001-11-26 Fernando Nasser <fnasser@redhat.com>
From 2001-11-12 Jackie Smith Cashion <jsmith@redhat.com>:
* gdb.base/callfuncs.c (t_structs_a): Do not return a pointer
to a local (non-static) variable. Copy tstruct.a to a static buffer
and return a pointer to that buffer.
* gdb.base/callfwmall.c (t_structs_a): Ditto.
Jeff Law [Mon, 26 Nov 2001 19:31:27 +0000 (19:31 +0000)]
* stabs.c (_bfd_discard_section_stabs): Use PARAMS in function
prototypes.
Jakub Jelinek [Mon, 26 Nov 2001 16:42:11 +0000 (16:42 +0000)]
* sparc-nat.c (fetch_inferior_registers): Don't rely
on CORE_ADDR being 32-bit.
(store_inferior_registers): Likewise.
gdbadmin [Mon, 26 Nov 2001 00:00:02 +0000 (00:00 +0000)]
*** empty log message ***
Jim Blandy [Sun, 25 Nov 2001 23:43:43 +0000 (23:43 +0000)]
* mn10300-tdep.c (mn10300_analyze_prologue): Doc fixes.
Alan Modra [Sun, 25 Nov 2001 23:00:06 +0000 (23:00 +0000)]
daily update
Eli Zaretskii [Sun, 25 Nov 2001 11:32:51 +0000 (11:32 +0000)]
* config/djgpp/config.sed: Fix an error in etc/ at "make install"
time on non-LFN systems where standards*.inf* expands to nothing.
Eli Zaretskii [Sun, 25 Nov 2001 11:29:31 +0000 (11:29 +0000)]
* go32-nat.c (save_npx): Avoid a warning from GCC 3.x.
gdbadmin [Sun, 25 Nov 2001 00:00:03 +0000 (00:00 +0000)]
*** empty log message ***
Alan Modra [Sat, 24 Nov 2001 23:00:04 +0000 (23:00 +0000)]
daily update
Fred Fish [Sat, 24 Nov 2001 21:47:51 +0000 (21:47 +0000)]
Fix obvious typo (Bourn -> Bourne)
Christopher Faylor [Sat, 24 Nov 2001 19:00:03 +0000 (19:00 +0000)]
* win32-nat.c (struct so_stuff): Add objfile *objfile field needed to be able
to remove the DLL when unloaded. Remove unused last field.
(handle_unload_dll): New function to handle unloading of DLL.
(solib_symbols_add): Change return type to struct objfile *.
(get_child_debug_event): Call handle_unload_dll function.
Christopher Faylor [Sat, 24 Nov 2001 18:21:27 +0000 (18:21 +0000)]
* win32-nat.c (_initialize_check_for_gdb_ini): New function.
* config/i386/xm-cygwin.h: Remove obsolete handling of __CYGWIN32__.
(GDBINIT_FILENAME): Remove.
Mark Kettenis [Sat, 24 Nov 2001 14:43:57 +0000 (14:43 +0000)]
* gdb.asm/configure.in: Fix recognition of ix86 target.
* gdb.asm/configure: Regenerate.
Alan Modra [Sat, 24 Nov 2001 07:39:11 +0000 (07:39 +0000)]
* elf32-hppa.c (elf32_hppa_size_stubs): Decrease default stub
group sizes to accomodate c++.
gdbadmin [Sat, 24 Nov 2001 00:00:02 +0000 (00:00 +0000)]
*** empty log message ***
Mark Kettenis [Fri, 23 Nov 2001 23:01:54 +0000 (23:01 +0000)]
Add x86 OpenBSD native configuration.
* config/i386/obsd.mt, config/i386/tm-obsd.h, config/i386/obsd.mh,
config/i386/nm-obsd.h: New files.
* configure.host (i[3456]86-*-openbsd*): New host.
* configure.tgt (i[3456]86-*-openbsd*): New target.
* NEWS: Update.