* Makefile.in: Re-add v850-tdep.o dependencies.
* configure.tgt: Re-add v850.
* v850-tdep.c: Reorder code slightly. Add register number enumerator.
(struct v850_frame_cache): New structure.
(v850_processor_type_table): Remove. Move functionality into
v850_register_name, v850e_register_name and v850_gdbarch_init.
(v850_register_name): New function.
(v850e_register_name): New function.
(struct prologue_info): Remove definition.
(v850_register_type): New function.
(v850_type_is_scalar): New function.
(v850_use_struct_convention): Align to gcc behaviour.
(v850_handle_prepare): Renamed from handle_prepare. Change third
parameter to struct v850_frame_cache *.
(v850_handle_pushm): Renamed from handle_pushm. Change third parameter
to struct v850_frame_cache *.
(v850_is_save_register): New function to evaluate if a register is
caller-save.
(v850_analyze_prologue): Replace v850_scan_prologue. Change to support
new frame code.
(v850_init_extra_frame_info): Remove.
(v850_frame_chain): Remove.
(v850_find_callers_reg): Remove.
(v850_skip_prologue): Make static.
(v850_pop_frame): Remove.
(v850_frame_align): New function.
(v850_push_dummy_call): Replace v850_push_arguments.
(v850_push_return_address): Remove.
(v850_extract_return_value): New function.
(v850_store_return_value): New function.
(v850_return_value): New function.
(v850_frame_saved_pc): Remove.
(v850_breakpoint_from_pc): New function.
(v850_alloc_frame_cache): New function.
(v850_fix_call_dummy): Remove.
(v850_frame_cache): New function.
(v850_target_architecture_hook): Remove.
(v850_frame_prev_register): New function.
(v850_frame_this_id): New function.
(v850_frame_unwind): New structure.
(v850_frame_sniffer): New function.
(v850_unwind_sp): New function.
(v850_unwind_pc): New function.
(v850_unwind_dummy_id): New function.
(v850_frame_base_address): New function.
(v850_frame_base): New structure.
(v850_gdbarch_init): New function.
* config/v850/v850.mt: Undelete. Drop TM_FILE.
that use that debugging protocol.
Set build_nlm to yes to build NLM stub for Netware targets.
* configure.ac: If build_rdi_share is "yes", then configure the
rdi-share subdirectory.
If build_nlm is "yes", the configure the "nlm" subdirectory.
* configure: Regenerated.
2005-01-07 Andrew Cagney <cagney@gnu.org>
* configure.tgt: Disable arm*-*-*, thumb*-*-*, strongarm*-*-*,
xscale-*-* and i[34567]86-*-netware* code adding rdi-share or nlm
to configdirs.
* mn10300-tdep.c: New file. This is a re-implementation of
the mn10300 target back-end using the new frame api etc.
* mn10300-tdep.h: New file.
* config/mn10300/mn10300.mt: New file (or replace old file).
* configure.tgt: Add mn10300 target.
* configure.host (hppa*-*-linux*): New target.
* configure.tgt (hppa*-*-linux*): Likewise.
* hppa-tdep.c (hppa_gdbarch_init): Set cannot_fetch_register, move
gdbarch_init_osabi() call earlier so that osabi-specific frame
unwinders can be registered first.
* config/djgpp/fnchange.lst: Add entries for hppa-linux-tdep.c and
hppa-linux-nat.c.
* config/pa/tm-hppa.h (ISR_REGNUM, PID0_REGNUM, PID1_REGNUM)
(PID2_REGNUM, PID3_REGNUM): Add definitions of some register numbers.
* config/pa/linux.mh: New file.
* config/pa/linux.mt: New file.
* config/pa/nm-linux.h: New file.
* config/pa/xm-linux.h: New file.
* hppa-linux-nat.c: New file.
* hppa-linux-tdep.c: New file.
* Makefile.in (vaxnbsd-tdep.o): New dependency.
* configure.tgt: Add vax-*-netbsd* and vax-*-openbsd*.
* config/vax/nbsd.mt: New file.
* config/vax/tm-nbsd.h: New file.
* amd64-tdep.c: Renamed from x86-64-tdep.c. Include
"amd64-tdep.h" instead of "x86-64-tdep.h".
* amd64-nat.c: Include "amd64-tdep.h" instead of "x86-64-tdep.h".
* amd64-linux-tdep.h: Renamed from x86-64-linux.h.
* amd64-linux-tdep.c: Renamed from x86-64-linux-tdep.c. Include
"amd64-tdep.h" and "amd64-linux-tdep.h" instead of "x86-64-tdep.h"
and "x86-64-tdep.c".
* amd64-linux-nat.c: Renamed from x86-64-linux-nat.c. Include
"amd64-tdep.h" and "amd64-linux-tdep.h" instead of "x86-64-tdep.h"
and "x86-64-tdep.c".
* amd64bsd-nat.c: Update copyright year.
Include "amd64-tdep.h" instead of "x86-64-tdep.h".
* amd64fbsd-tdep.c: Include "amd64-tdep.h" instead of
"x86-64-tdep.h".
* amd64fbsd-nat.c: Include "amd64-tdep.h" instead of
"x86-64-tdep.h".
* amd64nbsd-tdep.c: Include "amd64-tdep.h" instead of
"x86-64-tdep.h".
* amd64nbsd-nat.c: Include "amd64-tdep.h" instead of
"x86-64-tdep.h".
* amd64obsd-tdep.c: Include "amd64-tdep.h" instead of
"x86-64-tdep.h".
* amd64obsd-nat.c: Include "amd64-tdep.h" instead of
"x86-64-tdep.h".
* configure.host: (x86_64-*-linux*): Set gdb_target to linux64.
* configure.tgt (x86_64-*-linux*): Set gdb_target to linux64.
* Makefile.in (amd64_linux_tdep_h): Renamed from
x86_64_linux_tdep_h.
(amd64_tdep_h): Renamed from x86_64_tdep_h.
(amd64bsd-nat.o, amd64fbsd-nat.o, amd64fbsd-tdep.o, amd64-nat.o)
(amd64nbsd-nat.o, amd64nbsd-tdep.o, amd64obsd-nat.o)
(amd64obsd-tdep.o): Update dependencies.
(amd64-tdep.o, amd64-linux-nat.o, amd64-linux-tdep.o): New
dependencies.
(x86-64-linux-nat.o, x86-64-linux-tdep.o, x86-64-tdep.o): Remove
dependencies.
(ALLDEPFILES): Add amd64-tdep.c, amd64obsd-nat.c, amd64obsd-nat.c,
amd64-linux-nat.c amd64-linux-tdep.c.
* config/i386/tm-linux64.h: Renamed from tm-x86-64linux.h
* config/i386/nm-linux64.h: Renamed from nm-x86-64linux.h.
* config/i386/linux64.mt: Renamed from x86-64linux.mt.
(TDEPFILES): Replace x86-64-tdep.o and x86-64-linux-tdep.o with
amd64-tdep.o and amd64-linux-tdep.o.
(TM_FILE): Set to tm-linux64.h.
* config/i386/linux64.mh: Renamed from x86-64linux.mh.
(NAT_FILE): Set to nm-linux64.h.
(NATDEPFILES): Replace x86-64-linux-nat.o with amd64-linux-nat.o.
* config/i386/fbsd64.mt (TDEPFILES): Replace x86-64-tdep.o with
amd64-tdep.o.
* config/i386/nbsd64.mt (TDEPFILES): Replace x86-64-tdep.o with
amd64-tdep.o.
* config/i386/obsd64.mt (TDEPFILES): Replace x86-64-tdep.o with
amd64-tdep.o.
Committed by Jim Blandy <jimb@redhat.com>.
* config/s390/nm-linux.h: Update comments. Do not include "solib.h".
(KERNEL_U_ADDR, REGISTER_U_ADDR, U_REGS_OFFSET): Remove.
(FETCH_INFERIOR_REGISTERS): Define.
* config/s390/s390.mh (NATDEPFILES): Remove core-aout.o and
core-regset.o.
* config/s390/s390x.mt: Remove.
* config/s390/tm-s390.h: Remove.
* config/s390/tm-linux.h: Do not include "s390/tm-s390.h".
(TARGET_ELF64): Remove.
(SKIP_TRAMPOLINE_CODE): Do not undefine.
* configure.tgt [s390-*-*, s390x-*-*]: Merge into single
s390*-*-* case; always set gdb_target to s390.
* regformats/reg-s390.dat: Remove control registers.
* regformats/reg-s390x.dat: Likewise.
* s390-tdep.h: New file.
* s390-nat.c: Do not include <asm/processor.h> or <value.h>.
Include "inferior.h" and "s390-tdep.h".
Remove private definition of offsetof.
(s390_register_u_addr): Remove.
(regmap_gregset, regmap_fpregset): Define.
(supply_gregset, fill_gregset): Reimplement.
(supply_fpregset, fill_fpregset): Likewise.
(s390_inferior_tid): New function.
(fetch_regs, store_regs, fetch_fpregs, store_fpregs): Likewise.
(fetch_inferior_registers, store_inferior_registers): Likewise.
* s390-tdep.c: Do not define S390_TDEP. Include "defs.h" instead
of <defs.h>. Include "reggroups.h", "regset.h", and "s390-tdep.h".
Global replace of S390_GP0_REGNUM by S390_R0_REGNUM.
Global replace of S390_FP0_REGNUM by S390_F0_REGNUM.
(struct gdbarch_tdep): Define.
(struct s390_register_info): Define.
(s390_register_info): New variable.
(s390_register_name): Reimplement.
(s390_register_type): New function.
(s390_register_raw_size, s390x_register_raw_size): Remove.
(s390_cannot_fetch_register): Remove.
(s390_register_byte): Remove.
(s390_register_virtual_type, s390x_register_virtual_type): Remove.
(s390_dwarf_regmap): New variable.
(s390_dwarf_reg_to_regnum): New function.
(s390_stab_reg_to_regnum): Remove.
(s390_pseudo_register_read, s390_pseudo_register_write): New functions.
(s390x_pseudo_register_read, s390x_pseudo_register_write): Likewise.
(s390_convert_register_p): Likewise.
(s390_register_to_value, s390_value_to_register): Likewise.
(s390_register_reggroup_p): Likewise.
(s390_regmap_gregset, s390x_regmap_gregset, s390_regmap_fpregset,
s390_gregset, s390x_gregset, s390_fpregset): New variables.
(s390_supply_regset, s390_regset_from_core_section): New functions.
(GDB_TARGET_IS_ESAME): Move here from tm-s390.h.
(S390_FPR_SIZE): Likewise.
(S390_GPR_SIZE): Likewise. Redefine in terms of GDB_TARGET_IS_ESAME.
Global replace of DEPRECATED_REGISTER_SIZE by S390_GPR_SIZE.
(S390_NUM_GPRS): Move here from tm-s390.h.
(S390_NUM_FPRS): Likewise.
(s390_in_function_epilogue_p): New function.
(s390_is_sigreturn): Replace S390_PSW_ADDR_SIZE by S390_GPR_SIZE.
Replace S390_PC_REGNUM by S390_PSWA_REGNUM.
(s390_gdbarch_init): Allocate and set up gdbarch_tdep structure.
Replace s390_stab_reg_to_regnum by s390_dwarf_reg_to_regnum.
Replace S390_FP_REGNUM by S390_SP_REGNUM.
Remove calls to:
set_gdbarch_deprecated_max_register_raw_size,
set_gdbarch_deprecated_max_register_virtual_size,
set_gdbarch_deprecated_register_byte,
set_gdbarch_cannot_fetch_register,
set_gdbarch_cannot_store_register,
set_gdbarch_deprecated_register_size,
set_gdbarch_deprecated_register_raw_size,
set_gdbarch_deprecated_register_virtual_size,
set_gdbarch_deprecated_register_virtual_type,
set_gdbarch_deprecated_register_bytes.
Add calls to:
set_gdbarch_num_pseudo_regs,
set_gdbarch_register_type,
set_gdbarch_convert_register_p,
set_gdbarch_register_to_value,
set_gdbarch_value_to_register,
set_gdbarch_register_reggroup_p,
set_gdbarch_regset_from_core_section,
set_gdbarch_pseudo_register_read,
set_gdbarch_pseudo_register_write,
set_gdbarch_in_function_epilogue_p.
* Makefile.in (s390-nat.o, s390-tdep.o): Update dependencies.
(s390_tdep_h): New variable.
* sparcnbsd-tdep.c (sparc32nbsd_sigcontext_saved_regs): New
function with code split out from
sparc32nbsd_sigcontext_frame_cache.
(sparc32nbsd_sigcontext_frame_cache): Use
sparc32nbsd_sigcontext_saved_regs.
(_initialize_sparc32nbsd_tdep): Don't register OS ABI handler for
OpenBSD.
* sparcobsd-tdep.c: New file.
* Makefile.in (ALLDEPFILES): Add sparcobsd-tdep.c.
(sparcobsd-tdep.o): New dependency.
* configure.tgt (sparc-*-openbsd*): Set gdb_target to obsd.
* config/sparc/obsd.mt: New file.
Add opaque declarations.
(sparc64nbsd_sigcontext_saved_regs): New prototype.
* sparc64nbsd-tdep.c (sparc64nbsd_sigcontext_saved_regs): New
function with code split out from
sparc64nbsd_sigcontext_frame_cache.
(sparc64nbsd_sigcontext_frame_cache): Use
sparc64nbsd_sigcontext_saved_regs.
(_initialize_sparc64nbsd_tdep): Don't register OS ABI handler for
OpenBSD.
* sparc64obsd-tdep.c: New file.
* Makefile.in (ALLDEPFILES): Add sparc64obsd-tdep.c.
(sparc64obsd-tdep.o): New dependency.
* configure.tgt (sparc64-*-openbsd*): Set gdb_target to obsd64 and
gdb_osabi to GDB_OSABI_OPENBSD_ELF.
* config/sparc/obsd64.mt: New file.
* remote-vxsparc.c: Remove all includes except for "defs.h",
"regcache.h", "vx-share/ptrace.h" and "vx-share/regPacket.h".
Include "sparc-tdep.h".
(SPARC_R_G1): New define.
(vxsparc_gregset): New variable.
(ext_format_sparc): Remove extern declaration.
(vx_read_register): Rewrite to use sparc32_supply_gregset and
sparc32_supply_fpregset.
(vx_write_register): Rewrite to use sparc32_collect_gregset,
sparc_collect_rwindow and sparc32_collect_fpregset.
* config/sparc/tm-vxworks.h: New file, based on recently removed
tm-vxsparc.h.
* config/sparc/vxworks.mt: New file, based on recently removed
vxworks.mt.
Obsolete old MIPS SVr3 and SVr4 systems.
* NEWS: Mention obsoleted systems.
* configure.tgt: Mark mips*-*-sysv4* as obsolete.
* configure.host: Mark mips-dec-*, mips-little-*, mips-sony-*,
mips-*-sysv4*, mips-*-sysv*, mips-*-riscos* and mips-*-mach3* as
obsolete.
* config/mips/decstation.mh: Mark as obsolete.
* config/mips/littlemips.mh: Mark as obsolete.
* config/mips/nm-mips.h: Mark as obsolete.
* config/mips/xm-mips.h: Mark as obsolete.
* config/mips/news-mips.mh: Mark as obsolete.
* config/mips/nm-news-mips.h: Mark as obsolete.
* config/mips/riscos.mh: Mark as obsolete.
* config/mips/nm-riscos.h: Mark as obsolete.
* config/mips/xm-riscos.h: Mark as obsolete.
* config/mips/mipsv4.mt: Mark as obsolete.
* config/mips/tm-mipsv4.h: Mark as obsolete.
* config/mips/xm-mipsv4.h: Mark as obsolete.
Obsolete old m68k systems.
* configure.host: Mark m68*-sun-*, m68*-sun-sunos4*,
m68*-sun-sunos3*, m68*-motorola-*, m68*-*-sysv4*, m68*-*-lynxos*,
m68*-bull*-sysv*, m68*-att-*, m680[01]0-sun-sunos4*, and
m680[01]0-sun-sunos3* as obsolete.
* configure.tgt: Mark m68*-*-lynxos*, m68*-*-sunos3*,
m68*-*-sunos4*, m68*-*-sysv4*, m68000-*-sunos3*, m68000-*-sunos4*,
m68*-bull-sysv*, m68*-att-*, and m68*-motorola-*, as obsolete.
* config/m68k/sun3os4.mh: Mark file obsolete.
* config/m68k/xm-sun3os4.h: Mark file obsolete.
* config/m68k/sun3os3.mh: Mark file obsolete.
* config/m68k/nm-sun3.h: Mark file obsolete.
* config/m68k/xm-sun3.h: Mark file obsolete.
* config/m68k/sun2os4.mh: Mark file obsolete.
* config/m68k/sun2os3.mh: Mark file obsolete.
* config/m68k/nm-sun2.h: Mark file obsolete.
* config/m68k/xm-sun2.h: Mark file obsolete.
* config/m68k/m68kv4.mh: Mark file obsolete.
* config/m68k/nm-sysv4.h: Mark file obsolete.
* config/m68k/xm-m68kv4.h: Mark file obsolete.
* config/m68k/m68klynx.mh: Mark file obsolete.
* config/m68k/nm-m68klynx.h: Mark file obsolete.
* config/m68k/dpx2.mh: Mark file obsolete.
* config/m68k/xm-dpx2.h: Mark file obsolete.
* config/m68k/nm-dpx2.h: Mark file obsolete.
* config/m68k/delta68.mh: Mark file obsolete.
* config/m68k/xm-delta68.h: Mark file obsolete.
* config/m68k/nm-delta68.h: Mark file obsolete.
* config/m68k/3b1.mh: Mark file obsolete.
* config/m68k/xm-3b1.h: Mark file obsolete.
* config/m68k/sun3os4.mt: Mark file obsolete.
* config/m68k/tm-sun3os4.h: Mark file obsolete.
* config/m68k/sun3os3.mt: Mark file obsolete.
* config/m68k/tm-sun3.h: Mark file obsolete.
* config/m68k/sun2os4.mt: Mark file obsolete.
* config/m68k/tm-sun2os4.h: Mark file obsolete.
* config/m68k/sun2os3.mt: Mark file obsolete.
* config/m68k/tm-sun2.h: Mark file obsolete.
* config/m68k/m68kv4.mt: Mark file obsolete.
* config/m68k/tm-m68kv4.h: Mark file obsolete.
* config/m68k/m68klynx.mt: Mark file obsolete.
* config/m68k/tm-m68klynx.h: Mark file obsolete.
* config/m68k/dpx2.mt: Mark file obsolete.
* config/m68k/tm-dpx2.h: Mark file obsolete.
* config/m68k/delta68.mt: Mark file obsolete.
* config/m68k/tm-delta68.h: Mark file obsolete.
* config/m68k/3b1.mt: Mark file obsolete.
* config/m68k/tm-3b1.h: Mark file obsolete.
(sh64-tdep.o): Add dependencies.
* configure.tgt: Add FIXME to sh-*-linux*.
* sh-tdep.c: Move sh64 support to sh64-tdep.c.
(sh_gdbarch_init): Always set correct sh_show_regs function
pointer. Call sh64_gdbarch_init() if machine type is sh5.
* sh-tdep.h: Move sh64 support to sh64-tdep.c.
* sh64-tdep.c: New file, containing all sh64 related code from
sh-tdep.c.
* config/sh/embed.mt (TDEPFILES): Add sh64-tdep.o.
* config/sh/linux.mt (TDEPFILES): Ditto.
* config/sh/nbsd.mt (TDEPFILES): Ditto.
* config/sh/tm-sh.h: Drop REGISTER_TYPE definition.
* config/sh/wince.mt (TDEPFILES): Ditto.
* configure.tgt: Document need for special "mipsisa64" handling.
(mipsisa64*-*-linux64): Handle as target linux64.
(mipsisa64*-*-*): Handle as target embed64.
* NEWS: Mention that m32r is multi-arch.
From 2003-07-28 Kei Sakamoto <sakamoto.kei@renesas.com>:
* configure.tgt: Recognize m32r-*-*.
* config/m32r/tm-m32r.h: Delete file.
* config/m32r/m32r.mt: New file.
* m32r-rom.c (m32r_upload_command): Use hostent only when
gethostname succeeds, in order to avoid a compilation
warning.
* m32r-tdep.c (m32r_store_return_value): Add a cast to remove a
compiler warning.
Patch from 2003-07-22 Kei Sakamoto <sakamoto.kei@renesas.com>:
* m32r-tdep.c (m32r_memory_insert_breakpoint): Fix code style -
operator at start and not end of line.
(decode_prologue): Ditto.
(m32r_frame_unwind_cache, m32r_unwind_sp, m32r_unwind_pc): Use
frame_unwind_register_unsigned instead of
frame_unwind_unsigned_register.
(m32r_read_pc): Use regcache_cooked_read_unsigned instead of
read_register.
(m32r_push_dummy_call): Use register_size instead of
REGISTER_RAW_SIZE.
(m32r_frame_sniffer): Replace m32r_frame_p.
(m32r_gdbarch_init): Call frame_unwind_append_sniffer.
* m32r-rom.c (report_transfer_performance): Delete extern
declaration.
(m32r_load, m32r_upload_command): Use print_transfer_performance
instead of report_transfer_performance.
(_initialize_m32r_rom): Use add_setshow_cmd instead of add_set_cmd
/ add_show_from_set.
* configure.tgt: Add x86_64-*-freebsd*.
* Makefile.in (amd64fbsd-nat.o, amd64fbsd-tdep.o): New targets.
* amd64fbsd-nat.c: New file.
* amd64fbsd-tdep.c: New file.
* config/i386/nm-fbsd64.h: New file.
* config/i386/fbsd64.mh: New file.
* config/i386/fbsd64.mt: New file.
powerpc64-*-linux, selecting powerpc/ppc64-linux.mh and
powerpc/linux.mt.
* config/powerpc/ppc64-linux.mh, config/powerpc/nm-ppc64-linux.mh:
New files.
i[3456]86-*-sysv5*, i[3456]86-*-sco3.2v5*): Remove. These are all
handled fine by i[3456]86-*sco* and i[3456]86-sysv*.
* config/i386/i386sco5.mt, config/i386/i386v4.mt,
config/i386/i386v42mp.mt: Removed.
* MAINTAINERS: Mark h8500 as obsolete.
* configure.tgt (h8500-*-*): Mark h8500 code as obsolete.
* findvar.c (value_from_register): Ditto.
* h8500-tdep.c: Mark file as obsolete.
* config/h8500/h8500.mt: Ditto.
* config/h8500/tm-h8500.h: Ditto.
* NEWS: Mention that h8500 is obsolete.
(config_h): Define.
(osabi.o): Update dependencies.
* configure.tgt: Set gdb_osabi based on target triplet.
* configure.in: Define GDB_OSABI_DEFAULT based on gdb_osabi.
* configure: Regenerated.
* config.in: Regenerated.
* osabi.c: Include "arch-utils.h", "gdbcmd.h", and "command.h".
(GDB_OSABI_DEFAULT): Define if not already defined.
(user_osabi_state, user_selected_osabi, gdb_osabi_available_names)
(set_osabi_string): New variables.
(gdbarch_register_osabi): Add new OS ABI to
gdb_osabi_available_names.
(gdbarch_lookup_osabi): Honor specified and default OS ABIs.
(set_osabi, show_osabi): New functions.
(_initialize_gdb_osabi): Add "set osabi" and "show osabi" commands.
* config/i386/obsd.mt: New file.
* i386bsd-nat.c (_initialize_i386bsd_nat): Introduce
i386obsd_sc_pc_offset and i386obsd_sc_sp_offset;
* i386obsd-nat.c (_initialize_i386obsd_nat): Set
i386obsd_sigtramp_start and i386obsd_sigtramp_end instead of
i386nbsd_sigtramp_start and i386nbsd_sigtramp_end.
* i386obsd-tdep.c: New file.
* configure.tgt (alpha*-*-freebsd*, i[3456]86-*-freebsd*,
sparc64-*-freebsd*): Combine to make *-*-freebsd* with gdb_target set
to fbsd. Removes need for additional freebsd tupples.
(i[3456]86-*-netbsd*): ...this. Set gdb_target to nbsd.
(i[3456]86-*-openbsd*): Make this a separate entry. Add a
comment noting that this needs its own target configuration.
* config/i386/nbsd.mt: New file.
* config/i386/nbsdaout.mt: Remove.
* config/i386/nbsdelf.mt: Ditto.
* config/i386/tm-nbsdaout.h: Ditto.
* config/ia64/ia64.mt: New file.
* config/alpha/alpha.mt: New file.
* MAINTAINERS: Change the alpha target to alpha-elf and IA-64 to
ia64-linux-gnu. Mention that ia64-elf is broken.
* configure.tgt: Add alpha*-*-* and ia64*-*-* patterns.
* config/ia64/ia64.mt: New file.
* config/alpha/alpha.mt: New file.
* MAINTAINERS: Change the alpha target to alpha-elf and IA-64 to
ia64-linux-gnu. Mention that ia64-elf is broken.
* configure.tgt: Add alpha*-*-* and ia64*-*-* patterns.
* configure.tgt: Make arc-*-* obsolete.
* NEWS: Mention that arc-*-* has been identifed as obsolete.
* MAINTAINERS: Make arc-elf obsolete.
* arc-tdep.c: Make file obsolete.
* config/arc/arc.mt: Ditto.
* config/arc/tm-arc.h: Ditto.