* i386-tdep.c (i386_coff_init_abi): New function.
* i386-tdep.h (i386_coff_init_abi): New prototype.
* i386-cygwin-tdep.c (i386_cygwin_init_abi): Call it. Use correct
register number translation functions for DWARF and DWARF 2.
(struct dwarf2_cu): Add partial_dies, comp_unit_obstack,
has_namespace_info.
(struct partial_die_info): Add comments. Use bitfields to reduce
memory footprint. Add scope, scope_set, has_specification,
spec_offset, die_parent, die_child, and die_sibling.
(peek_die_abbrev): Add prototype.
(partial_read_comp_unit_head): New function, broken out from
dwarf2_build_psymtabs_hard.
(dwarf2_build_psymtabs_hard): Remove unused variable abbrev_ptr.
Use partial_read_comp_unit_head. Initialize the CU and
comp_unit_obstack. Update calls to read_partial_die and
scan_partial_symbols. Use free_stack_comp_unit and
load_partial_dies.
(scan_partial_symbols): Change PDI to a pointer. Use the child and
sibling pointers to walk partial DIEs. Call fixup_partial_die.
Update calls to helper functions. Remove NAMESPACE argument.
Update comments.
(partial_die_parent_scope, partial_die_full_name): New functions.
(add_partial_symbol): Remove namespace argument. Update call to
pdi_needs_namespace. Use partial_die_full_name. Handle
DW_TAG_namespace. Check has_namespace_info flag.
(pdi_needs_namespace): Remove NAMESPACE argument. Just check the
tag. Handle namespaces.
(add_partial_namespace, add_partial_enumeration): Simplify.
(guess_structure_name): New function, derived from
add_partial_structure.
(add_partial_structure): Remove.
(determine_class_name): Update comment.
(dwarf2_read_abbrevs): Set has_namespace_info flag.
(is_type_tag_for_partial, load_partial_dies): New functions.
(read_partial_die): Pass abbrev and abbrev_len as arguments.
Record specifications instead of following them immediately.
(find_partial_die_in_comp_unit, find_partial_die)
(fixup_partial_die, free_stack_comp_unit)
(hashtab_obstack_allocate, dummy_obstack_deallocate)
(partial_die_hash, partial_die_eq): New functions.
* Makefile.in (hashtab_h): Define.
(dwarf2read.o): Update dependencies.
(observer_inc, observer_h): Move to the correct section.
(vax_supply_gregset): New function.
(vax_gregset): New variable.
(vax_regset_from_core_section): New function.
(vax_gdbarch_init): Set regset_from_core_section.
* Makefile.in (vax-tdep.o): Update dependencies.
* configure.host: Add vax-*-netbsdelf* and vax-*-netbsd*.
* config/vax/nbsdelf.mh: New file.
* config/vax/nbsdaout.mh: New file.
* config/vax/nm-nbsd.h: New file.
* config/vax/nm-nbsdaout.h: 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.
* vax-tdep.c (vax_store_arguments): Remove struct_return and
struct_addr arguments. Don't push return value address.
(vax_push_dummy_call): Don't pass STRUCT_RETURN and STRUCT_ADDR as
arguments to vax_store_arguments. Store return value address in
R1.
(vax_store_struct_return, vax_extract_return_value)
(vax_store_return_value): Remove functions.
(vax_return_value): New function.
(vax_gdbarch_init): Set return value. Don't set
deprecated_store_struct_return, deprecated_extract_struct_return
and deprecated_store_return_value.
(amd64nbsd_mcontext_addr): New function.
(amd64nbsd_init_abi): Initialize TDEP->sigcontext_addr as
amd64nbsd_mcontext_addr. Directly initialize TDEP->sc_reg_offset
with amd64nbsd_r_reg_offset, instead of building it on the fly.
whether a register is supplied by PTRACE_GETFPREGS.
(store_inferior_registers): Likewise.
* amd64bsd-nat.c (fetch_inferior_registers): Correctly check
whether a register is supplied by PT_GETFPREGS.
(store_inferior_registers): Likewise.
sigtramp_p member of `struct gdbarch_tdep'. Also check whether
the program counter is in the range specified by `struct
gdbarch_tdep'.
* amd64-linux-tdep.c: Include "symtab.h".
(amd64_linux_pc_in_sigtramp): Remove function.
(amd64_linux_sigtramp_p): New function.
(amd64_linux_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* amd64nbsd-tdep.c: Include "symtab.h".
(amd64nbsd_sigtramp_p): New function.
(amd64nbsd_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* amd64obsd-tdep.c: Include "symtab.h" and "objfiles.h". Add a
few comments.
(amd64obsd_pc_in_sigtramp): Remove function.
(amd64obsd_sigtramp_p): New function.
(amd64obsd_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-tdep.h (struct gdbarch_tdep): Add sigtramp_p member.
(i386bsd_pc_ins_sigtramp): Remove prototype.
(i386bsd_sigtramp_start, i386bsd_sigtramp_end): Remove prototypes.
* i386-tdep.c (i386_sigtramp_frame_sniffer): Rewrite to use new
sigtramp_p member of `struct gdbarch_tdep'. Also check whether
the program counter is in the range specified by `struct
gdbarch_tdep'.
(i386_pc_in_sigtramp, i386_svr4_pc_in_sigtramp): Remove functions.
(i386_sigtramp_p, i386_svr4_sigtramp_p): New functions.
(i386_go32_pc_in_sigtramp): Remove function.
(i386_svr4_init_abi): Don't set deprecated_pc_in_sigtramp.
Initialize TDEP->sigtramp_p.
(i386_go32_init_abi): Initialize TDEP->sigtramp_p to NULL.
(i386_gdbarch_init): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-linux-tdep.c: Adjust comments.
(i386_linux_pc_in_sigtramp): Remove function.
(i386_linux_sigtramp_p): New function.
(i386_linux_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-nto-tdep.c: Update copyright year.
(i386nto_pc_in_sigtramp): Remove function.
(i386nto_sigtramp_p): New function.
(i386nto_sigcontext_addr): Use I386_ESP_REGNUM instead of
SP_REGNUM.
(i386nto_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-sol2-tdep.c: Update copyright year.
(i386_sol2_pc_in_sigtramp): Remove function.
(i386_sol2_sigtramp_p): New function.
(i386_sol2_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386bsd-tdep.c (i386bsd_pc_in_sigtramp): Remove function.
(i386bsd_sigtramp_start, i386bsd_sigtramp_end): Remove functions.
(i386bsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start and deprecated_sigtramp_end.
* i386nbsd-tdep.c: Include "frame.h" and "symtab.h".
(i386nbsd_pc_in_sigtramp): Remove function.
(i386nbsd_sigtramp_p): New function.
(i386nbsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start, deprecated_sigtramp_end. Initialize
TDEP->sigtramp_start, TDEP->sigtramp_end and TDEP->sigtramp_p.
* i386obsd-tdep.c: Include "frame.h", "symtab.h" and "objfiles.h".
(i386obsd_pc_in_sigtramp): Remove function.
(i386obsd_sigtramp_p): New function.
(i386obsd_sigtramp_start, i386obsd_sigtramp_end): Remove
functions.
(i386bsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start, deprecated_sigtramp_end. Initialize
TDEP->sigtramp_p.
* Makefile.in (amd64-linux-tdep.o, amd64nbsd-tdep.o,
amd64obsd-tdep.o, i386nbsd-tdep.o, i386obsd-tdep.o): Update
dependencies.
