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* cp-valprint.c: Bring formatting into line with GNU coding standards.

2001-03-21  Diego Novillo  <dnovillo@redhat.com>

(_bfd_mips_elf_relocate_section): Give a better error message when
a relocation is not recognized.

Make Linux use the new unified support for hardware breakpoints
and watchpoints on x86 targets.
* i386-linux-nat.c: Doc fixes.  Include "gdb_assert.h".
[HAVE_SYS_DEBUGREG_H]: Include <sys/debugreg.h>.
(DR_FIRSTADDR, DR_LASTADDR, DR_STATUS, DR_CONTROL): Define to
appropriate value if not already defined.
(register_u_addr): New function.
(kernel_u_size): New function.
(i386_linux_dr_get, i386_linux_dr_set): New functions.
(i386_linux_dr_set_control, i386_linux_dr_set_addr,
i386_linux_reset_addr, i386_linux_dr_get_status): New functions.
* config/i386/nm-linux.h: Don't include "nm-i386v.h".
(I386_USE_GENERIC_WATCHPOINTS): Define and include "nm-i386.h".
(TARGET_HAS_HARDWARE_WATCHPOINTS,
TARGET_CAN_USE_HARDWARE_WATCHPOINTS, HAVE_CONTINUABLE_WATCHPOINT,
STOPPED_BY_WATCHPOINT, target_insert_watchpoint,
target_remove_watchpoint): Remove macros.
(i386_stopped_by_watchpoint, i386_insert_watchpoint,
i386_remove_watchpoint): Remove prototypes.
(register_u_addr): New prototype.
(REGISTER_U_ADDR): Define in terms of register_u_addr.
(i386_linux_dr_set_control, i386_linux_dr_set_addr,
i386_linux_reset_addr, i386_linux_dr_get_status): New prototypes.
(I386_DR_LOW_SET_CONTROL, I386_DR_LOW_SET_ADDR,
I386_DR_LOW_RESET_ADDR, I386_DR_LOW_GET_STATUS): New macros.
* config/i386/linux.mh (NATDEPFILES): Replace i386v-nat.o with
i386-nat.o.

* gdb/linespec.c (find_methods): Whitespace differences aren't
significant in *un*mangled method names.  Use strcmp_iw to compare
them, not STREQ.  (Fix from Daniel Berlin.)

* gdb/testsuite/gdb.c++/userdef.exp: Check that GDB tolerates whitespace in
unmangled operator names.

merge from gcc

* gdbarch.sh: Allow a non- multi-arch target to override a
predicate.
* gdbarch.h: Regenerate.

Avoid use of ``if ! program''.

* target.h (enum target_signal): Move definition from here.
* defs.h (enum target_signal): To here.

* config/arc/tm-arc.h (arc_software_single_step): Change type of
first parameter to enum target_signal.
* config/rs6000/tm-rs6000.h (rs6000_software_single_step): Ditto.
* config/sparc/tm-sparc.h (sparc_software_single_step): Ditto.
* rs6000-tdep.c (rs6000_software_single_step): Update.

2001-03-20  Michael Chastain  <chastain@redhat.com>

* Makefile.in: all-m4 depends on all-texinfo.

* frame.h (SIZEOF_FRAME_SAVED_REGS): Report an error if macro
already defined.

From 2000-08-25 Stephane Carrez <Stephane.Carrez@worldnet.fr>:
* stabsread.c (define_symbol): A parameter ('R'), a local ('r'),
or a reference ('a') can be in a pseudo register.
* infcmd.c (do_registers_info): Must take into account the pseudo
registers to print their value.
(registers_info): Likewise.
* stack.c (frame_info): Likewise.
* frame.h (SIZEOF_FRAME_SAVED_REGS): Save the pseudo registers.

* gdbint.texinfo (Algorithms): New section "Watchpoints" and new
subsection "x86 Watchpoints".
(Target Architecture Definition): Document
I386_USE_GENERIC_WATCHPOINTS and TARGET_HAS_HARDWARE_WATCHPOINTS.
(Native Debugging): Document I386_USE_GENERIC_WATCHPOINTS.

Unified support for hardware breakpoints and watchpoints on
x86 targets:

* config/i386/nm-i386.h: New file.

* config/i386/nm-i386.h: (i386_cleanup_dregs)
(i386_insert_watchpoint, i386_remove_watchpoint)
(i386_region_ok_for_watchpoint, i386_stopped_by_hwbp)
(i386_stopped_data_address, i386_insert_hw_breakpoint)
(i386_remove_hw_breakpoint): Declare prototypes.
[I386_USE_GENERIC_WATCHPOINTS] (TARGET_CAN_USE_HARDWARE_WATCHPOINT):
Define if not already defined.
(TARGET_REGION_OK_FOR_HW_WATCHPOINT, HAVE_CONTINUABLE_WATCHPOINT)
(STOPPED_BY_WATCHPOINT, target_stopped_data_address)
(target_insert_watchpoint, target_remove_watchpoint)
(target_insert_hw_breakpoint, target_remove_hw_breakpoint): Define
to call the appropriate i386_* functions.

* i386-nat.c: New file.

* i386-nat.c (I386_DR_CONTROL_MASK, I386_DR_LOCAL_ENABLE)
(I386_DR_GLOBAL_ENABLE, I386_DR_DISABLE, I386_DR_SET_RW_LEN)
(I386_DR_GET_RW_LEN, I386_DR_WATCH_HIT): New macros.
(dr_mirror, dr_status_mirror, dr_control_mirror, dr_ref_count)
(maint_show_dr): New variables.
(i386_cleanup_dregs, i386_show_dr, i386_length_and_rw_bits)
(i386_insert_aligned_watchpoint, i386_remove_aligned_watchpoint)
(i386_handle_nonaligned_watchpoint, i386_insert_watchpoint)
(i386_remove_watchpoint, i386_region_ok_for_watchpoint)
(i386_stopped_data_address, i386_stopped_by_hwbp)
(i386_insert_hw_breakpoint, i386_remove_hw_breakpoint): New
functions.
(_initialize_i386_nat): New function.
[I386_USE_GENERIC_WATCHPOINTS]: Add new maint command
`show-debug-regs', sets maint_show_dr to non-zero value and
activates debugging print-outs in functions which insert, remove,
and test watchpoints and hardware breakpoints.

* Makefile.in (i386-nat.o): New target.
(ALLDEPFILES): Add i386-nat.o.

* i386-tdep.c: Add back _initialize_i386_tdep prototype with
appropriate comment.

Prevent NULL pointer dereference.

Update Linux/Alpha port to use new Linux threads support.

* Makefile.in: Clean up dependencies on ../include/demangle.h.
(demangle_h): New variable.
(jv-typeprint.o, jv-valprint.o, linespec.o): Use it.

  Add support for cgen machine determination.

        * cgen-dis.in (print_insn_@arch@): Add support for target machine
        determination via CGEN_COMPUTE_MACH.
        * fr30-desc.c: Regenerate.
        * fr30-dis.c: Regenerate.
        * fr30-opc.h: Regenerate.
        * m32r-desc.c: Regenerate.
        * m32r-dis.c: Regenerate.
        * m32r-opc.h: Regenerate.
        * m32r-opinst.c: Regenerate.

* emultmpl/elf32.em (gld${EMULATION_NAME}_search_needed): If NAME
is an absolute path look only for this file and not along the path.

2001-03-20  H.J. Lu  <hjl@gnu.org>

* configure.in: Remove the redundent AC_ARG_PROGRAM.
* configure: Rebuild.

* libiberty/cp-demangle.c (struct demangling_def): New fields:
is_constructor and is_destructor.
(demangling_new): Initialize them.
(demangle_ctor_dtor_name): Set them, if we detect a constructor
or destructor.
(demangle_v3_with_details, is_gnu_v3_mangled_ctor,
is_gnu_v3_mangled_dtor): New functions.

* include/demangle.h (enum gnu_v3_constructor_kinds,
is_gnu_v3_mangled_ctor, enum gnu_v3_destructor_kinds,
is_gnu_v3_mangled_dtor): New declarations.

Change SOFTWARE_SINGLE_STEP_P into SOFTWARE_SINGLE_STEP_P().

Replace abort() with internal_error().

Do not enable alignment checking when loading unaligned thumb instructions.

Zap -Wuninitialized warnings.

* mmap support for common simulators

2001-03-16  Frank Ch. Eigler  <fche@redhat.com>

Add support for mmap-based memory regions.
* sim-memopt.c (mmap_next_fd): New global.
(sim_memory_init): Reinitialize it.
(OPTION_MEMORY_MAPFILE, memory_option_handler): Support new
"--memory-mapfile FILE" option.  Check for some errors.
(do_memopt_add): Conditionally do mmap instead of malloc for
backing store of simulated memory.  Check for more errors.
(do_simopt_delete, sim_memory_uninstall): Corresponding cleanup.
* sim-memopt.h (munmap_length): New member of _sim_memopt.
* configure.in: Look for mmap/fstat related functions and headers.
* config.in, configure: Regenerated.

merge from gcc

* linespec.c (find_methods): Just call CHECK_TYPEDEF on t, rather
than asking for sym_class's type; that's circuitous.  Remove
sym_class, since the last use of it is gone.

* gdb.threads/linux-dp.exp: Recognize an additional message
generated by GDB when it doesn't understand how to debug threads
on the target system.

* elf32-m68k.c (elf_m68k_relocate_section): Don't need the
relocation value when resolving a reference from a debugging
section.

* breakpoint.c (print_it_typical) <bp_access_watchpoint> [UI_OUT]:
Correct the order of calls to ui_out_field_string and
ui_out_list_begin when bs->old_val is NULL.

Use `relax_marker' instead of fragile address test code to determine
whether a frag's fr_address has been updated.

Conditionally include nlist.h in solib-legacy.c for older *BSD systems.

Fix ``make'' problems when building cross debugger.

Fix 2 bugs with parsing the resource dependency tables.
* ia64-gen.c (fetch_insn_class): If xsect, then ignore comment and
notestr if larger than xsect.
(in_class): Handle format M5.
* ia64-asmtab.c: Regnerate.

malloc() -> xmalloc.
Move malloc() decl to utils.c

Move realoc() decl to utils.c.  s/realloc()/xrealloc()/.

Move free() decl to utils.c.

Add proc-service.o to NATDEPFILES.

Zap __STDC__ references.

* TODO: List known problems with TUI.

Jimmy Guo stepping down.

* remote.c (remote_cisco_section_offsets): Do not cast result from
bfd_get_section_name.
(compare_sections_command): Ditto.
(remote_cisco_section_offsets): Make ``p'' a const pointer.
(compare_sections_command): Ditto for ``sectname''.

* valops.c (hand_function_call): Simplify computation of the
address of the pushed argument.

* p-exp.y (parse_number): Avoid shift overflow when ``long''.
Code copied from c-exp.y.

Document a native system printing output outside of the MI as a known
bug.

Don't try to read past end of info buffer, and correct test results.

Fix register name printed in warning message.

* gas/m68k/pcrel.s: Force alignment to 8 byte boundary to get
consistent output across targets.
* gas/m68k/pcrel.d: Adjusted.

Fix solib support so that non-svr4-solib-host x svr4-solib-target will work.

Fix solib support so that non-svr4-solib-host x svr4-solib-target will work.

Fix NetBSD 1.4 build problem.

2001-03-17  Michael Chastain  <chastain@redhat.com>

* win32-nat.c (child_attach): check args for NULL before passing
to strtoul.  This fixes PR gdb/43.

2001-03-18  H.J. Lu  <hjl@gnu.org>

* gas/i386/intel.s: Move PIC code to ...
* gas/i386/intelpic.s: New. Here.
* gas/i386/intel.d: Updated.
* gas/i386/intelpic.d: New.

* gas/i386/i386.exp: Check PIC code in Intel syntax for ELF
targets only.

* gas/mri/mri.exp: Fix test of m6811/m6812 targets.

* config/tc-m68hc11.c (md_pseudo_table): Recognize xrefb to comply
with 'Motorola specification for assembly language input standard'.

Fix a typo.

* i387-nat.h: Doc Fix.

* i386-tdep.c: Fix formatting.
(i386_get_frame_setup, i386_follow_jump, codestream_read,
codestream_seek, codestream_fill, skip_trampoline_code,
gdb_print_insn_i386, _initialize_i386_tdep): Remove redundant
prototypoes.

* config/i386/tm-linux.h (TARGET_ANALYZE_FLOATING): Remove.  It's
no longer used.  Also remove associated FIXME.

* emultempl/elf32.em (OPTION_GROUP): New macro.
Add new option Bgroup to longopts.
(gld*_parse_args): Handle GROUP_OPTION and recognize -z defs.
(gld*_list_options): Add -Bgroup and -z defs.
* ld.1: Document -Bgroup and -z defs.
* ld.texinfo: Likewise.

    * dwarf2dbg.c (user_filenum, user_filenum_allocated): Remove.
        (dwarf2_directive_loc): Don't use them.
        (dwarf2_directive_file): Reject duplicate file definitions.
        (get_filenum): Zero allocated memory.
        (out_file_list): Complain about missing file definitions.

Teach .org to handle complex expressions

Add support for m/M methods - pure multi-arch. These do not have
macros and take a gdbarch parameter.

* config/h8300/tm-h8300.h (FRAME_ARGS_ADDRESS): Changed to use
h8300_frame_args_address from frame_args_address.
(FRAME_LOCALS_ADDRESS): Changed to use h8300_frame_locals_address
from frame_locals_address.
(PRINT_REGISTER_HOOK): Changed to use h8300_print_register_hook
from print_register_hook.
(h8300_frame_args_address): Declare.
(h8300_frame_find_saved_regs): Declare.
(h8300_frame_locals_address): Declare.
(h8300_frame_saved_pc): Declare.
(h8300_pop_frame): Declare.
(h8300_print_register_hook): Declare.
* h8300-tdep.c (h8300_frame_find_saved_regs): Removed declaration.
(h8300_frame_args_address): Renamed from frame_args_address.
(h8300_frame_locals_address): Renamed from frame_locals_address.
(h8300_pop_frame): Renamed from pop_frame.
(h8300_print_register_hook): Renamed from print_register_hook.
-------------------------------------------------------------------

2001-03-12  Michael Chastain  <chastain@redhat.com>

* gdb.c++/derivation.exp: Use the 'runto' library function.

2001-03-12  Michael Chastain  <chastain@redhat.com>

* gdb.c++/annota2.exp: Fix regular expression for "post-query".

Fix syntax errors.

Add new opcodes

Change type of ``storage_needed'' from unsigned int to long.

2001-02-24  Michael Chastain  <chastain@redhat.com>

* gdb.c++/ref-types.exp: Change handwritten code to library
function 'runto'.

Fix warning message

2001-03-16  Orjan Friberg  <orjanf@axis.com>

* gdb.base/signals.exp: Set count to 0 explicitly.

2001-03-16  Orjan Friberg  <orjanf@axis.com>

* gdb.base/signals.exp: Set count to 0 explicitly.

Add local tag support.  Don't flush instructions for .xdata directives.
* config/tc-ia64.c (md): New member keep_pending_output.
(ia64_flush_pending_output): Flush only if md.keep_pending_output
is not set.
(dot_xdata): Turn on md.keep_pending_output for the duration of
this function.
(dot_xfloat_cons): Ditto.
(dot_xstringer): Ditto.
(dot_xdata_ua): Ditto.
(dot_xfloat_cons_ua): Ditto.
* config/tc-ia64.c (ia64_unrecognized_line, case '['): Add local
label support.

Misc. cleanups.

* tweak

2001-03-15  Frank Ch. Eigler  <fche@redhat.com>

* sim-core.c (sim_core_map_attach): Correct overlap-related
error messages.

Fix accidental loss of bit 7 in peoples names

* config/tc-sh.c (parse_reg): Match capital MACH and MACL.

merge from gcc

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(gdb_load): Add support for additional target_info: gdb_download_size
and gdb_load_timeout.

merge from gcc

* stabs.c (s_stab_generic): Don't corrupt the notes obstack by
blindly freeing string if it isn't at the top of the obstack.

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(gdb_target_cmd): Add explicit error return.
(gdb_target_monitor): Add check of gdb_target_cmd return value.

2001-03-15  Martin Hunt  <hunt@redhat.com>

* linespec.c (decode_line_1): Remove trailing quote
when parsing double quotes.

Pass NULL for the mem_attrib argument in the to_xfer_memory calls.

Add list of targets being obsoleted.

Add ``attrib'' parameter to *xfer_memory() functions.

Don't assume non-PIC to PIC call stubs are unneeded just because
the function happens to have a plabel.

Note Harris 88k is obsolete in news file.

Include regcache.h

Update target list.

Link with libintl, needed by libopcodes.

merge from gcc

Fix minor formatting bugs.

Fix minor formatting bugs.

Synchronise with copyright dates on FSF GCC versions of these files

* linespec.c (decode_line_1): Skip argptr over a leading
double quote. Prevents alloc of 0 bytes and memcpy of -1 bytes.