2004-05-01  Andrew Cagney  <cagney@redhat.com>

* gdbarch.sh (DEPRECATED_SIGTRAMP_START)
(DEPRECATED_SIGTRAMP_END): Delete.
* gdbarch.h, gdbarch.c: Re-generate.
* arch-utils.c (legacy_pc_in_sigtramp): Simplify.
* config/vax/tm-vaxbsd.h: Update copyright.
(DEPRECATED_SIGTRAMP_START, DEPRECATED_SIGTRAMP_END): Delete.
(DEPRECATED_IN_SIGTRAMP): Define.
* config/m68k/tm-nbsd.h: Update copyright.
(DEPRECATED_SIGTRAMP_START, DEPRECATED_SIGTRAMP_END): Delete.
(DEPRECATED_IN_SIGTRAMP): Define.

* dwarf2-frame.c (read_encoded_value): Handle DW_EH_PE_funcrel
encondings.  Fixes PR gdb/1628.

* dwarf2-frame.c (execute_cfa_program): Complain if we encounter a
DW_CFA_restore state without a matching DW_CFA_remember_state
instead of aborting.  Fixes PR backtrace/1589.

    * MAINTAINERS: Add self as AIX maintainer.
        Update my e-mail address in write-after-approval section.

2004-04-30  Andrew Cagney  <cagney@redhat.com>

* frame.c (frame_type_from_pc): Delete call to PC_IN_SIGTRAMP.
(legacy_get_prev_frame): Ditto.

2004-04-30  Andrew Cagney  <cagney@redhat.com>

* mips-tdep.c (mips_pc_in_sigtramp): Delete.
(mips_gdbarch_init): Do not set pc_in_sigtramp.
* mipsread.c (sigtramp_address): Delete extern variable.
(mipscoff_new_init): Delete reference.
* mdebugread.c (sigtramp_address, sigtramp_end): Delete variables.
(fixup_sigtramp): Delete function.
* config/mips/tm-mips.h (sigtramp_address, sigtramp_end)
(fixup_sigtramp): Delete declarations.

2004-04-30  Andrew Cagney  <cagney@redhat.com>

* ppcnbsd-tdep.c (ppcnbsd_init_abi): Do not set
deprecated_pc_in_sigtramp.
(ppcnbsd_pc_in_sigtramp): Delete function.

daily update

* config/m68k/nm-nbsd.h: Tweak comments.
* config/m68k/nm-nbsdaout.h: Likewise.

2004-04-30  Andrew Cagney  <cagney@redhat.com>

* arm-tdep.c (arm_sigtramp_unwind_sniffer): Call legacy_pc_in_sigtramp.
* ia64-tdep.c (ia64_sigtramp_frame_sniffer): Ditto.

Add OpenBSD/m68k support.
* NEWS (New native configurations): Mention OpenBSD/m68k.
* m68kbsd-tdep.c: New file.
* m68kbsd-nat.c: New file.
* Makefile.in (ALLDEPFILES): Add m68kbsd-nat.c and m68kbsd-tdep.c.
(m68kbsd-nat.o, m68kbsd-tdep.o): New dependencies.
* configure.host: Add m68k-*-openbsd.
* configure.tgt: Add m68k-*-openbsd.
* config/m68k/tm-obsd.h: New file.
* config/m68k/obsd.mt: New file.
* config/m68k/obsd.mh: New file.
* config/djgpp/fnchange.lst: Add entries for m68kbsd-nat.c and
m68kbsd-tdep.c.

2004-04-30  Andrew Cagney  <cagney@redhat.com>

* mipsnbsd-tdep.c (mipsnbsd_pc_in_sigtramp): Delete function.
(mipsnbsd_init_abi): Do not set pc_in_sigtramp.

* m68k-tdep.c (REMOTE_BPT_VECTOR): Remove define.
* config/m68k/tm-nbsd.h (REMOTE_BPT_VECTOR): Remove define.

Revert 2004-04-16 change.
* i386-tdep.c (i386_gdbarch_init): Fix comment typos.
(i386_coff_init_abi): Remove.
* i386-tdep.h (i386_coff_init_abi): Remove.
* i386-cygwin-tdep.c (i386_cygwin_init_abi): Remove call to above.

2004-04-30  Andrew Cagney  <cagney@redhat.com>

* blockframe.c (find_pc_partial_function): Delete use of
DEPRECATED_PC_IN_SIGTRAMP, DEPRECATED_SIGTRAMP_START and
DEPRECATED_SIGTRAMP_END.

2004-04-30  Andrew Cagney  <cagney@redhat.com>

* config/mips/tm-linux.h (DEPRECATED_IN_SIGTRAMP): Delete.
* config/mips/tm-irix6.h (DEPRECATED_IN_SIGTRAMP): Delete.
* config/mips/tm-nbsd.h: Delete undef DEPRECATED_IN_SIGTRAMP.
* config/mips/tm-irix5.h (DEPRECATED_IN_SIGTRAMP): Delete.
* config/arm/tm-embed.h (DEPRECATED_IN_SIGTRAMP): Delete.

2004-04-30  Andrew Cagney  <cagney@redhat.com>

* defs.h (deprecated_inside_entry_file): Delete declaration.
* blockframe.c (deprecated_inside_entry_file): Delete function.
(legacy_frame_chain_valid): Delete call.
* sh64-tdep.c (sh64_frame_chain): Delete call.
* objfiles.h: Update comments.
* i386-interix-tdep.c (i386_interix_frame_chain_valid): Delete
call.
* frame.c (get_prev_frame): Delete call, update comments.

* MAINTAINERS (Write After Approval): Add myself.

gas/

2004-04-30  H.J. Lu  <hongjiu.lu@intel.com>

* config/obj-elf.c (get_section): New function.
(obj_elf_change_section): Support multiple sections with same
name.

gas/testsuite/

2004-04-30  H.J. Lu  <hongjiu.lu@intel.com>

* gas/elf/elf.exp: Remove group1, add group1a and group1b for
section group.

* gas/elf/group1a.d: New file.
* gas/elf/group1b.d: Likewise.

* gas/elf/group1.e: Removed.

2004-04-30  H.J. Lu  <hongjiu.lu@intel.com>

* elf.c (bfd_section_from_shdr): Maintain the section order in
a section group.
(special_sections): Add ".note.GNU-stack".
(elf_fake_sections): Handle section group for relocatable
link..

2004-04-30  H.J. Lu  <hongjiu.lu@intel.com>

* section.c (bfd_sections_find_if): New.
* bfd-in2.h: Regenerated.

2004-04-30  H.J. Lu  <hongjiu.lu@intel.com>

* readelf.c (process_section_headers): Use %3lu on sh_info.

2004-04-30  Andrew Cagney  <cagney@redhat.com>

* gdbarch.sh (BELIEVE_PCC_PROMOTION_TYPE): Delete.
* gdbarch.h, gdbarch.c: Re-generate.
* stabsread.c (define_symbol): Delete BELIEVE_PCC_PROMOTION_TYPE
code.

* ldlang.c (unique_section_p): Pass section parm, return true on
group sections.
(output_section_callback): Adjust.
* ldlang.h (unique_section_p): Update prototype.
* emultempl/elf32.em (gld${EMULATION_NAME}_place_orphan): Adjust.

* section.c (bfd_make_section_anyway): Add all sections to hash tab.

* elf-bfd.h (bfd_elf_is_group_section): Declare.
* elf.c (bfd_elf_is_group_section): New function.
* elfxx-target.h (bfd_elfNN_bfd_is_group_section
* section.c (bfd_generic_is_group_section): New function.
* targets.c (struct bfd_target): Add _bfd_is_group_section field.
(BFD_JUMP_TABLE_LINK): Adjust.
* aout-adobe.c (aout_32_bfd_is_group_section): Define.
* aout-target.h (MY_bfd_is_group_section): Define.
* aout-tic30.c (MY_bfd_is_group_section): Define.
* bfd.c (bfd_is_group_section): Define.
* binary.c (binary_bfd_is_group_section): Define.
* bout.c (b_out_bfd_is_group_section): Define.
* coff-alpha.c (_bfd_ecoff_bfd_is_group_section): Define.
* coff-mips.c (_bfd_ecoff_bfd_is_group_section): Define.
* coff-rs6000.c (rs6000coff_vec, pmac_xcoff_vec): Adjust.
* coff64-rs6000.c (rs6000coff64_vec, aix5coff64_vec): Adjust.
* coffcode.h (coff_bfd_is_group_section): Define.
* i386msdos.c (msdos_bfd_is_group_section): Define.
* i386os9k.c (os9k_bfd_is_group_section): Define.
* ieee.c (ieee_bfd_is_group_section): Define.
* ihex.c (ihex_bfd_is_group_section): Define.
* libbfd-in.h (_bfd_nolink_bfd_is_group_section): Define.
* mach-o.c (bfd_mach_o_bfd_is_group_section): Define.
* mmo.c (mmo_bfd_is_group_section): Define.
* nlm-target.h (nlm_bfd_is_group_section): Define.
* oasys.c (oasys_bfd_is_group_section): Define.
* pef.c (bfd_pef_bfd_is_group_section): Define.
* ppcboot.c (ppcboot_bfd_is_group_section): Define.
* srec.c (srec_bfd_is_group_section): Define.
* tekhex.c (tekhex_bfd_is_group_section): Define.
* versados.c (versados_bfd_is_group_section): Define.
* vms.c (vms_bfd_is_group_section): Define.
* xsym.c (bfd_sym_bfd_is_group_section): Define.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.

2004-04-30  Andrew Cagney  <cagney@redhat.com>

* gdb-events.sh (selected_thread_changed)
(selected_frame_level_changed, target_changed): Delete.
* gdb-events.h, gdb-events.c: Re-generate.
* valops.c (value_assign): Update.
* stack.c (select_frame_command, up_silently_base)
(down_silently_base): Update.

* ld.texinfo (--gc-sections): Remove restriction for
dynamic linking.

Fix handling of case sensitive register aliases and add a test for the bug

* elflink.c (elf_gc_mark): Follow indirect and warning syms.

2004-04-30  Orjan Friberg  <orjanf@axis.com>

* observer.texi (GDB Observers): Correct spelling.

Fix bug in ranlib.sh script - quote the $1 argument in case it contains spaces

* Corrections to previous patch.  Amend ChangeLog.

* ppc-opc.c (XCMPL): Renmame to XOPL. Update users.
(powerpc_opcodes): Add "dbczl" instruction for PPC970.

* ppc-opc.c (powerpc_opcodes): Add "dbczl" instruction for PPC970.
[testsuite]
* gas/ppc/power4.s: Add dcbz and dcbzl test cases.
* gas/ppc/power4.d: Update accordingly.

Eh... sanitize date of last entry

* configure.in: Update version to 2.15.91.
* configure: Regenerate.

2004-04-29  Andrew Cagney  <cagney@redhat.com>

* mips-tdep.c (mips_register_type): Re-write, handle 32-bit ABI
registers correctly.
(print_gp_register_row, mips32_heuristic_proc_desc)
(mips_n32n64_push_dummy_call, mips_o32_push_dummy_call)
(mips_o64_push_dummy_call, mips_eabi_push_dummy_call): Eliminate
references to mips_isa_regsize.

daily update

2004-04-29  Andrew Cagney  <cagney@redhat.com>

* mips-tdep.c (struct gdbarch_tdep): Delete
mips_fp_register_double.
(FP_REGISTER_DOUBLE): Delete macro, replace with test for
mips_abi_regsize.
(mips_gdbarch_init): Do not set mips_fp_register_double.
(mips_dump_tdep): Do not print FP_REGISTER_DOUBLE.

Remove >>>>> from someones long-ago commit.

2004-04-29  Joel Brobecker  <brobecker@gnat.com>

Committed by Andrew Cagney.
        * infrun.c (handle_inferior_event): Rely on frame IDs to detect
        function calls.

2004-04-29  Andrew Cagney  <cagney@redhat.com>

* mips-tdep.c (mips_abi_regsize): Replace tdep parameter with
gdbarch, use mips_abi, update callers.
(mips_stack_argsize): Replace tdep parameter with gdbarch, use
mips_abi_regsize, update callers.
(struct gdbarch_tdep): Delete mips_default_stack_argsize and
mips_default_abi_regsize.
(mips_gdbarch_init): Do not set mips_default_stack_argsize and
mips_default_abi_regsize.

2004-04-29  Andrew Cagney  <cagney@redhat.com>

* mips-tdep.c (mips_abi_regsize): Rename mips_saved_regsize.
(mips_abi_regsize_string): Rename mips_saved_regsize_string.
(struct gdbarch_tdep): Rename mips_default_saved_regsize to
mips_default_abi_regsize.
(mips_isa_regsize): Rename mips_regisze.
* mipsnbsd-tdep.c: Update.
* mips-linux-tdep.c: Update.
* irix5-nat.c: Update.
* mips-tdep.h (mips_isa_regsize): Update.

* i386-prologue.exp: Add testcase for jump instruction as first
instruction of the real code.
* i386-prologue.c (jump_at_beginning): New function.

2004-04-29  Andrew Cagney  <cagney@redhat.com>

* gdb-events.sh (WITH_GDB_EVENTS): Delete macro and references.
Delete all disabled code.
* gdb-events.h, gdb-events.c: Re-generate.

Add support for generating DWARF2 debug sections in the x86 PE port

Mark Kettenis  <kettenis@gnu.org>

* i386-tdep.c (i386_skip_prologue): follow the last jump only if
the function begins with a branch instruction.

* i386-tdep.c: Fix spelling mistakes.

merge from gcc

2004-04-28  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
    Andrew Cagney  <cagney@redhat.com>

* configure.in (mips-sgi-irix5*): Define _KMEMUSER for
<sys/proc.h>.
* acconfig.h: Provide default _KMEMUSER value.
* config.in, configure: Re-generate.
* NEWS: Mention fix.

* pe-dll.c: Revert changes accidentally committed 2004-03-08.
(fill_edata): Correct pointer arithmetic.

[ bfd/ChangeLog ]
2004-04-28  Chris Demetriou  <cgd@broadcom.com>

* reloc.c: Remove BFD_RELOC_PCREL_HI16_S and BFD_RELOC_PCREL_LO16.
* bfd-in2.h: Regenerate.
* libbfd.h: Likewise.

[ gas/ChangeLog ]
2004-04-28  Chris Demetriou  <cgd@broadcom.com>

* config/tc-mips.c (HAVE_32BIT_ADDRESSES, append_insn, macro_build)
(load_address, macro, mips_ip, md_parse_option)
(mips_force_relocation, mips_validate_fix, md_apply_fix3)
(s_change_sec, pic_need_relax, tc_gen_reloc): Remove all
embedded-PIC handling, and update comments.
(SWITCH_TABLE): Remove.
* config/tc-mips.h (DIFF_EXPR_OK): Delete.
(enum mips_pic_level): Remove EMBEDDED_PIC.
(EXTERN_FORCE_RELOC): Remove embedded-PIC handling.
(TC_FORCE_RELOCATION): Update comment.
* ecoff.c (ecoff_build_lineno): Add comment about some code that
might be safe to remove now that MIPS embedded-PIC is gone.

2004-04-24  Randolph Chung  <tausq@debian.org>

* 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.

2004-04-28  Randolph Chung  <tausq@debian.org>

* hppa-tdep.c (hppa32_return_value): Handle both 4- and 8-byte fp
return values.
(hppa32_push_dummy_call): Fix small struct and floating point argument
passing, and make sure the stack frame is properly aligned.

daily update

2004-04-28  Andrew Cagney  <cagney@redhat.com>

* stack.c (print_stack_frame): Fix description.

* gdb.base/call-sc.exp: Remove patterns to KFAIL PR gdb/1624 on
x86_64-*-*.

* som.c (struct som_misc_symbol_info): Add is_comdat, is_common and
dup_common fields.
(setup_sections): Use som_subspace_dictionary_record struct instead
subspace_dictionary_record.  Set SEC_LINK_ONCE if subspace is
is_comdat, is_common or dup_common.
(som_prep_headers): Use som_subspace_dictionary_record struct.  Set
is_comdat, is_common and dup_common in section subspace_dict from
copy_data.
(som_begin_writing): Use som_subspace_dictionary_record struct.
(som_finish_writing): Likewise.
(som_bfd_derive_misc_symbol_info): Add support to set is_comdat,
is_common and dup_common flags in info for symbol.  Add comment
regarding linker support for these fields.  Slightly reorganize
function.
(som_build_and_write_symbol_table): Set is_comdat, is_common and
dup_common fields in symbol table from symbol info.
(bfd_som_set_subsection_attributes): Add comdat, common and dup_common
arguments.  Set corresponding fields in copy_data.  Change all callers.
(som_bfd_ar_write_symbol_stuff): Set dup_common flag in library
symbol table.
(som_vec): Add SEC_LINK_ONCE to applicable section flags.
* som.h (som_subspace_dictionary_record): Define.
(som_copyable_section_data_struct): Add is_comdat, is_common and
dup_common fields.
(som_section_data_struct): Use som_subspace_dictionary_record struct
instead of subspace_dictionary_record.
(bfd_boolean bfd_som_set_subsection_attributes): Adjust prototype.
* config/obj-som.c (obj_som_init_stab_section): Add new arguments in
call to obj_set_subsection_attributes.
(obj_som_init_stab_section): Likewise.
* config/tc-hppa.c (default_subspace_dict): Add comdat field.
(pa_def_subspaces): Provide comdat default.
(pa_subspace): Handle new "comdat" parameter.  Set SEC_LINK_ONCE and
not SEC_IS_COMMON if section is comdat, common or dup_common.  Update
calls to create_new_subspace and update_subspace to pass comdat flag.
(create_new_subspace, update_subspace): Add new comdat argument.  Use
it in calls to obj_set_subsection_attributes.
* doc/c-hppa.texi (.subspa, .nsubspa): Document new comdat parameter
and use of comdat, common and dup_comm parameters.

2004-04-28  Andrew Cagney  <cagney@redhat.com>

* NEWS: Mention gdb/gdbserver/configure execute permission
changed.  PR server/519.

2004-04-28  Andrew Cagney  <cagney@redhat.com>

* stack.c (print_stack_frame_stub): Delete declaration.
(struct print_stack_frame_args, print_stack_frame)
(print_frame_info, print_frame): Replace "source" with print what.
Replace "print" with "print_level".  Replace "args" with
"print_args".
* frame.h (show_and_print_stack_frame, print_stack_frame)
(print_frame_info): Update declarations.
* stack.c (select_and_print_frame, frame_command)
(current_frame_command, up_command, down_command): Update calls -
use get_selected_frame, pass "enum print_what" for source, do not
call frame_relative_level.
* mi/mi-cmd-stack.c (mi_cmd_stack_list_frames): Ditto.
* remote-rdp.c (remote_rdp_open): Ditto.
* remote-mips.c (common_open): Ditto.
* remote-e7000.c (e7000_start_remote): Ditto.
* ocd.c (ocd_start_remote): Ditto.
* mi/mi-main.c (mi_cmd_exec_return): Ditto.
* infrun.c (normal_stop): Ditto.
* inflow.c (kill_command): Ditto.
* infcmd.c (finish_command): Ditto.
* corelow.c (core_open): Ditto.
* tracepoint.c (finish_tfind_command): Ditto.
* thread.c (info_threads_command, info_threads_command)
(restore_current_thread, do_captured_thread_select): Ditto.
* ada-tasks.c (task_command): Ditto.

* gdb.base/call-sc.exp: Remove patterns to KFAIL PR gdb/1623 on
i*86-*-*.

* gdb.base/call-sc.exp (start_scalars_test): Fix regular
expression that checks the return type.

daily update

* elf32-xtensa.c (xtensa_read_table_entries): Use section _cooked_size
if set.  Check reloc_done flag before applying relocations.  Use
output addresses, both when applying relocations and when comparing
against the specified section.
(elf_xtensa_relocate_section): Use output address to check if dynamic
reloc is in a literal pool.  Set section's reloc_done flag.

merge from gcc:
2004-04-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
* acx.m4 (ACX_PROG_GNAT): Check if ${CC} produces object file for
Ada compilation.
Fix acx_cv_cc_gcc_supports_ada spelling.

merge from gcc:
2004-04-27  Paolo Bonzini  <bonzini@gnu.org>

Revert:
2004-04-26  Paolo Bonzini  <bonzini@gnu.org>

* Makefile.def (flags_to_pass): Remove *dir variables that
are passed to the modules via TOPLEVEL_CONFIGURE_ARGUMENTS,
as well as prefix and exec_prefix.
* Makefile.in: Regenerate.

2004-04-26  Paolo Bonzini  <bonzini@gnu.org>

* Makefile.def (host_modules): Mark with the bootstrap
flag packages on which gcc depends.
* Makefile.tpl (all-bootstrap): Use it.
* Makefile.in: Regenerate.

2004-04-26  Paolo Bonzini  <bonzini@gnu.org>

* Makefile.def (flags_to_pass): Remove *dir variables that
are passed to the modules via TOPLEVEL_CONFIGURE_ARGUMENTS,
as well as prefix and exec_prefix.
* Makefile.in: Regenerate.

2004-04-26  Paolo Bonzini  <bonzini@gnu.org>

        * configure.in: Invoke ACX_PROG_CMP_IGNORE_INITIAL.
        * configure: Regenerate.
        * config/acx.m4: Mutuate ACX_PROG_CMP_IGNORE_INITIAL from gcc.
        * gcc/Makefile.tpl (compare): Use the result of the test.
        * gcc/Makefile.in: Regenerate.

2004-04-23  Paolo Bonzini  <bonzini@gnu.org>

* Makefile.tpl (all-stage1-gcc, all-stage2-gcc, all-stage3-gcc):
Always relocate gcc and prev-gcc to the original names, even
if the build fails.
(new-cleanstrap, new-restage1, new-restage2, new-restage3):
New targets.

2004-04-27  H.J. Lu  <hongjiu.lu@intel.com>

* elf32-sh64.c (elf_backend_section_flags): New. Defined.
(sh64_elf_set_mach_from_flags): Remove the kludge for .cranges
section.
(sh64_elf_section_flags): New. Set SEC_DEBUGGING for .cranges
section.

* objcopy.c (copy_usage, strip_usage): Fix spelling.

binutils/

2004-04-26  H.J. Lu  <hongjiu.lu@intel.com>

* readelf.c (do_section_groups): New.
(options): Add --section-groups/-g.
(usage): Mention --section-groups/-g.
(parse_args): Support --section-groups/-g.
(get_group_flags): New.
(process_section_groups): New.
(process_object): Call process_section_groups.

gas/

2004-04-26  H.J. Lu  <hongjiu.lu@intel.com>

* config/obj-elf.c (obj_elf_change_section): Check if the old
group name is NULL before comparison.

gas/testsuite/

2004-04-26  H.J. Lu  <hongjiu.lu@intel.com>

* gas/elf/elf.exp: Add group0a, group0b and group1 for section
group.

* gas/elf/group0.s: New file.
* gas/elf/group0a.d: Likewise.
* gas/elf/group0b.d: Likewise.
* gas/elf/group1.e: Likewise.
* gas/elf/group1.s: Likewise.

* elf64-alpha.c (elf64_alpha_read_ecoff_info): Don't assign
structure field removed in 2004-04-24 patch.
* elf64-sparc.c (sparc64_elf_plt_sym_val): Warning fix.

* elf-bfd.h (struct elf_backend_data <elf_backend_section_flags>):
Constify hdr arg.
* elf32-arm.h (elf32_arm_section_flags): Likewise.
* elf64-alpha.c (elf64_alpha_section_flags): Likewise.
* elfxx-ia64.c (elfNN_ia64_section_flags): Likewise.
* elf.c (_bfd_elf_make_section_from_shdr): Set the bfd_section
field before calling elf_backend_section_flags.

daily update

merge from gcc

2004-04-26  Orjan Friberg <orjanf@axis.com>

* frame.c: Include "observer.h".
(frame_observer_target_changed): New function.
(_initialize_frame): Attach target_changed observer.
* regcache.c: Include "observer.h".
(regcache_observer_target_changed): New function.
(_initialize_regcache): Attach target_changed observer.
* valops.c: Include "observer.h".
(value_assign): Notify target_changed event when modifying register.
* Makefile.in (frame.o, regcache.o, valops.o): Add $(observer_h).

2004-04-26  Orjan Friberg  <orjanf@axis.com>

* observer.texi (GDB Observers): Add target_changed event.

2004-04-26  Orjan Friberg <orjanf@axis.com>

From Paul Koning <pkoning@equallogic.com>:
* breakpoint.c (free_valchain): New function.
(insert_bp_location, delete_breakpoint): Use free_valchain.
(remove_breakpoint): Do not remove the valchain.
(bpstat_stop_status): If not stopped by watchpoint, skip
watchpoints when generating stop status list.
* infrun.c (handle_inferior_event): Make
stepped_after_stopped_by_watchpoint a global variable.
* remote.c (remote_stopped_data_address): Return watch data
address rather than zero if stepped_after_stopped_by_watchpoint is
set.

2004-04-25  Michael Chastain  <mec.gnu@mindspring.com>

Fix PR gdb/1626.
* configure.in: Check for curses after termcap.
On osf5.*, do not check for ncurses.
* configure: Regenerate.

* ppcobsd-nat.c: Include "ppc-tdep.h".
* Makefile.in (ppcobsd-nat.o): Update dependencies.

* stack.c (return_command): Use CHECK_TYPEDEF on the return type.
Fixes PR tdep/1623 and PR tdep/1624.

[ bfd/ChangeLog ]
2004-04-24  Chris Demetriou  <cgd@broadcom.com>

* elf32-mips.c (elf_mips_gnu_rel_hi16, elf_mips_gnu_rel_lo16)
(elf_mips_gnu_pcrel64, elf_mips_gnu_pcrel32): Remove.
(bfd_elf32_bfd_reloc_type_lookup): Remove cases for
BFD_RELOC_PCREL_HI16_S, BFD_RELOC_PCREL_LO16, BFD_RELOC_64_PCREL,
and BFD_RELOC_32_PCREL.
(mips_elf32_rtype_to_howto): Remove cases for R_MIPS_GNU_REL_HI16,
R_MIPS_GNU_REL_LO16, R_MIPS_PC64, R_MIPS_PC32.
* elfxx-mips.c (mips_elf_calculate_relocation): Likewise.
(_bfd_mips_elf_lo16_reloc): Remove handling for R_MIPS_GNU_REL_HI16.
(mips_elf_next_relocation): Move comment about matching HI/LO
relocations to...
(_bfd_mips_elf_relocate_section): Here.  Remove handling for
R_MIPS_GNU_REL_HI16.

[ include/elf/ChangeLog ]
2004-04-24  Chris Demetriou  <cgd@broadcom.com>

* mips.h (R_MIPS_PC32, R_MIPS_PC64, R_MIPS_GNU_REL_LO16)
(R_MIPS_GNU_REL_HI16): Remove.
(R_MIPS_GNU_REL16_S2): Update comment.

[ ld/testsuite/ChangeLog ]
2004-04-24  Chris Demetriou  <cgd@broadcom.com>

* ld-elf/merge.d: XFAIL on all MIPS targets.

2004-04-24  Michael Chastain  <mec.gnu@mindspring.com>

* xmodem.h, xmodem.c: Remove files.
* Makefile.in: Remove references to xmodem.h, xmodem.c.

* ld-powerpc/tlsexe32.d: Update.
* ld-powerpc/tlsso32.d: Update.

* objdump.c (disassemble_section): Don't disassemble sections
without SEC_HAS_CONTENTS.

2004-04-23  Chris Demetriou  <cgd@broadcom.com>

        * config/tc-mips.h (mips_dwarf2_addr_size): Prototype.

2004-04-23  Randolph Chung  <tausq@debian.org>

* hppa-tdep.c (hppa_stub_unwind_cache, hppa_stub_frame_unwind_cache)
(hppa_stub_frame_this_id, hppa_stub_frame_prev_register)
(hppa_stub_frame_unwind, hppa_stub_unwind_sniffer): New stub unwinder
for handling stackless frames.
(hppa_gdbarch_init): Link in hppa_stub_unwind_sniffer.

[ bfd/ChangeLog ]
2004-04-23  Chris Demetriou  <cgd@broadcom.com>

        * coff-mips.c (mips_relhi_reloc, mips_rello_reloc)
        (mips_switch_reloc, mips_read_relocs, mips_relax_section)
        (mips_relax_pcrel16, PCREL16_EXPANSION_ADJUSTMENT): Remove.
        (mips_relocate_hi): Remove now-unused 'adjust' and 'pcrel' arguments,
        and update comments to reflect current usage.
        (mips_howto_table): Remove entries for MIPS_R_RELHI, MIPS_R_RELLO,
        and MIPS_R_SWITCH, as well as several empty entries.  Update comment
        for MIPS_R_PCREL16.
        (mips_ecoff_swap_reloc_in, mips_ecoff_swap_reloc_out)
        (mips_adjust_reloc_out, mips_bfd_reloc_type_lookup): Remove support
        for MIPS_R_SWITCH, MIPS_R_RELLO, and MIPS_R_RELHI relocations.
        (mips_adjust_reloc_in): Likewise, adjust maximum accepted relocation
        type number to be MIPS_R_PCREL16.
        (mips_relocate_section): Remove support for link-time relaxation
        of branches used by embedded-PIC.  Remove support for MIPS_R_SWITCH,
        MIPS_R_RELLO, and MIPS_R_RELHI relocations.
        (_bfd_ecoff_bfd_relax_section): Redefine to bfd_generic_relax_section.
        * ecoff.c (ecoff_indirect_link_order): Remove support for link-time
        relaxation of branches used by embedded-PIC.
        * ecofflink.c (bfd_ecoff_debug_accumulate): Likewise.
        * libecoff.h (struct ecoff_section_tdata): Remove embedded-PIC
        related members, update comment.
        * pe-mips.c: Remove disabled (commented-out and #if 0'd)
        code related to embedded-PIC.
        * elfxx-mips.c (_bfd_mips_elf_read_ecoff_info): Remove
        initialization of now-removed 'adjust' member of
        'struct ecoff_debug_info'.

[ include/coff/ChangeLog ]
2004-04-23  Chris Demetriou  <cgd@broadcom.com>

        * mips.h (MIPS_R_RELHI, MIPS_R_RELLO, MIPS_R_SWITCH): Remove
        (MIPS_R_PCREL16): Update comment.
        * ecoff.h (struct ecoff_value_adjust): Remove structure.
        (struct ecoff_debug_info): Remove 'adjust' member.

2004-04-23  Randolph Chung  <tausq@debian.org>

* hppa-tdep.c (hppa_frame_cache): Handle the case when frame unwind
starts at a pc before the frame is created.

oops, fix date on my last entry (2004-04-23)

2004-04-23  Chris Demetriou  <cgd@broadcom.com>

        * ld-mips-elf/reloc-3-r.d: Remove, as part of MIPS -membedded-pic
        removal.
        * ld-mips-elf/reloc-3-srec.d: Likewise.
        * ld-mips-elf/reloc-3.ld: Likewise.
        * ld-mips-elf/reloc-3a.s: Likewise.
        * ld-mips-elf/reloc-3b.s: Likewise.
        * ld-mips-elf/mips-elf.exp: Don't run now-removed tests.

2004-04-22  Chris Demetriou  <cgd@broadcom.com>

        * elfxx-mips.c (mips_elf_get_global_gotsym_index): Remove.

daily update

2004-04-23  Andrew Cagney  <cagney@redhat.com>

* gdb.base/call-sc.exp: New test of scalar call/return values.
* gdb.base/call-sc.c: Ditto.

    * ChangeLog-2002: Fix year in one of the ChangeLog entries.

2004-04-21  Philip Blundell  <pb@nexus.co.uk>

* elf32-arm.h (elf32_arm_check_relocs): Don't output REL32
relocs for locally defined symbols during -shared final link.
(elf32_arm_final_link_relocate): Likewise.

2004-04-23  Ulrich Weigand <Ulrich.Weigand@de.ibm.com>

        * gdb.threads/manythreads.c: Reduce thread stack size.

2004-04-23  Jeff Johnston  <jjohnstn@redhat.com>

        * gdb.threads/manythreads.c: Add copyright notice.

* config/tc-mips.c (s_mipsset): Set default CPU type for .set mipsN.

2004-04-23  Andrew Cagney  <cagney@redhat.com>

* gdb.base/siginfo.exp: Clean up step out of signal.
* gdb.base/sigstep.exp: Ditto.

* rs6000-tdep.c (rs6000_extract_return_value): When extracting a float,
use convert_typed_floating to get the appropriate format.

Cope with extra symbols inserted by arm-elf toolchains

* elf64-x86-64.c (elf64_x86_64_copy_indirect_symbol): Copy also
ELF_LINK_POINTER_EQUALITY_NEEDED.
(elf64_x86_64_check_relocs): Set ELF_LINK_POINTER_EQUALITY_NEEDED
if r_type is not R_X86_64_PC32.
(elf64_x86_64_finish_dynamic_symbol): If
ELF_LINK_POINTER_EQUALITY_NEEDED is not set, clear st_value of
SHN_UNDEF symbols.

2004-04-22  Chris Demetriou  <cgd@broadcom.com>

        * config/tc-mips.c (md_longopts): Remove -membedded-pic option.
        (OPTION_MEMBEDDED_PIC): Remove.
        (OPTION_TRAP, OPTION_BREAK, OPTION_EB, OPTION_EL)
        (OPTION_FP32, OPTION_GP32, OPTION_CONSTRUCT_FLOATS)
        (OPTION_NO_CONSTRUCT_FLOATS, OPTIONS_FP64, OPTION_GP64)
        (OPTION_RELAX_BRANCH, OPTION_NO_RELAX_BRANCH)
        (OPTION_ELF_BASE): Renumber.
        (md_parse_option): Remove OPTION_MEMBEDDED_PIC handling.
        (md_show_usage): Remove mention of -membedded-pic.
        * doc/as.texinfo: Remove mention of -membedded-pic.