Changes from Peter Schauer.
* rs6000-tdep.c: Update copyright year.
(rs6000_push_dummy_call): Update the stack pointer before
accessing the corresponding stack region.
* rs6000-nat.c: Update copyright year.
(set_host_arch): Set "info.abfd" to "exec_bfd".
(syms_from_objfile): Add the ability to pass in a section offset
table directly, as an alternative to the section_addr_info table.
Document arguments better.
(symbol_file_add): Pass extra arguments to syms_from_objfile.
* symfile.h (syms_from_objfile): Update declaration.
* rs6000-nat.c (objfile_symbol_add): Pass new arguments to
syms_from_objfile.
* Makefile.in (symfile.o): List dependency on $(gdb_assert_h).
(fetch_registers, store_register): Don't access registers[]
directly. Instead, use supply_register() or
regcache_collect() as appropriate.
(find_toc_address): Format hex address with local_hex_string().
if it already matches the current architecture from the exec file.
Include arch-utils.h for gdbarch_info_init prototype.
* Makefile.in (rs6000-nat.o): Update dependencies.
(warning_begin): Delete declaration.
* utils.c (vwarning): New function.
(warning): Call vwarning.
(warning_begin): Delete function.
* rs6000-nat.c (vmap_ldinfo): Use the function warning to print
the warning message.
* d10v-tdep.c (d10v_address_to_pointer) [0]: Delete call to
warning_begin.
* infptrace.c (GDB_MAX_ALLOCA): New define.
(child_xfer_memory): Use xmalloc/xfree instead of alloca if the
size of the buffer exceeds GDB_MAX_ALLOCA (default 1 megabyte,
can be overridden with whatever value is appropriate to the host).
* infttrace.c (child_xfer_memory): Add FIXME warning about use of
alloca to allocate potentially large buffer.
* rs6000-nat.c (child_xfer_memory): Ditto.
* symm-nat.c (child_xfer_memory): Ditto.
* x86-64-linux-nat.c (child_xfer_memory): Ditto.
SOLIB_SYMBOLS_MANUAL code, cleanup of AIX shared library handling code.
* rs6000-nat.c (vmap_symtab): Do not try to modify offsets
if symbols are not yet loaded.
(vmap_add_symbols): New function to add symbols for a vmap entry.
(add_vmap): Turn errors into warnings, return NULL vmap upon
failure. Add symbols via vmap_add_symbols only if requested.
(xcoff_relocate_core): Allow debugging of core files without an
executable file. Handle NULL returns from add_vmap gracefully.
* xcoffsolib.c (solib_add): Remove, no longer needed.
(solib_info): Do not check for new shared libraries if there is no
inferior process.
(sharedlibrary_command): Made static.
Do not check for new shared libraries if there is no inferior process.
Add symbols for requested shared libraries via vmap_add_symbols.
(_initialize_solib): Add `set auto-solib-add' command.
* xcoffsolib.h (vmap_add_symbols): Add prototype declaration.
* config/rs6000/tm-rs6000.h (PC_LOAD_SEGMENT): Move from here ...
* config/rs6000/nm-rs6000.h: ... to here, this is an AIX native
feature.
* config/powerpc/tm-macos.h, config/powerpc/tm-ppc-eabi.h,
config/powerpc/tm-ppc-nw.h, config/rs6000/tm-rs6000ly.h:
Remove #undef PC_LOAD_SEGMENT.
* config/powerpc/aix.mt, config/rs6000/aix4.mt, config/rs6000/rs6000.mt
(TDEPFILES): Move xcoffsolib.o from here ...
* config/powerpc/aix.mh, config/rs6000/aix4.mh, config/rs6000/rs6000.mh
(NATDEPFILES): ... to here, xcoffsolib.o contains AIX native code
only.
* rs6000-tdep.c: Remove #include xcoffsolib.h, no longer needed.
* xcoffsolib.h (xcoff_relocate_symtab_hook): Remove declaration.
* rs6000-nat.c (_initialize_core_rs6000): Remove setting of
xcoff_relocate_symtab_hook, no longer needed.
* xcoffsolib.c (solib_info, sharedlibrary_command): Remove
xcoff_relocate_symtab_hook indirection, call xcoff_relocate_symtab
directly, as xcoffsolib.c is now compiled in native AIX configurations
only.
* Makefile.in: Update dependencies for rs6000-tdep.o, rs6000-nat.o
and xcoffsolib.o.
support. Incorporate most of tm-rs6000.h.
(find_toc_address_hook): Rename to rs6000_find_toc_address_hook.
(rs6000_set_host_arch_hook): Declare.
(read_memory_addr): Define.
(pop_frame): Rename to rs6000_pop_frame.
(rs6000_pop_frame, rs6000_fix_call_dummy, rs6000_push_arguments,
rs6000_frame_saved_pc, rs6000_frame_chain): Remove non-generic
dummy frame handling.
(branch_dest, rs6000_pop_frame, rs6000_skip_trampoline_code,
rs6000_frame_saved_pc, frame_get_saved_regs,
frame_initial_stack_address, rs6000_frame_chain,
rs6000_convert_from_func_ptr_addr): Call read_memory_addr instead
of read_memory_integer.
(branch_dest, rs6000_pop_frame, rs6000_push_arguments,
rs6000_skip_trampoline_code, rs6000_frame_saved_pc,
frame_get_saved_regs, frame_initial_stack_address,
rs6000_frame_chain): Replace 4 with TDEP->wordsize.
(skip_prologue): Recognize some 64-bit stack adjustments.
(push_dummy_frame, pop_dummy_frame, set_processor,
show_processor): Delete.
(frame_get_saved_regs): Manipulate saved register addresses using
CORE_ADDR instead of int.
(rs6000_create_inferior): New function.
(register_names_*[]): Change to struct reg registers_*[].
(variants[]): Assimilate into multi-arch approach.
(register_names_*[], variants[]): Refer to pre-PowerPC
architectures as POWER instead of RS6000.
* rs6000-nat.c: Ubiquitous changes for 64-bit support.
(vmap_secs, xcoff_relocate_symtab): Cast addresses
to unsigned long to avoid sign-extension errors.
(set_host_arch): New function.
(xcoff_relocate_symtab): Try disabling usleep(36000) workaround.
(rs6000_core_fns): Use new bfd_target_xcoff_flavour.
(_initialize_core_rs6000): Initialize rs6000_set_host_arch_hook.
* symfile.c (find_sym_fns): Remove special xcoff kludge.
* xcoffread.c (secnum_to_bfd_section): Initialize args.objfile.
(process_linenos): Query line struct size from coff
backend instead of using compile-time constant.
(enter_line_range): Likewise.
(read_xcoff_symtab): Pass "XCOFF64" instead of "XCOFF" to
record_debugformat() if appropriate.
(process_xcoff_symbol): Access symbol addresses using
SYMBOL_VALUE_ADDRESS instead of SYMBOL_VALUE.
(read_symbol_lineno): Retrieve XCOFF64 symbol names from strtbl.
(scan_xcoff_symtab): Likewise. Query syment struct size from
coff backend instead of using compile-time constant.
(xcoff_sym_fns): Set flavour to bfd_target_xcoff_flavour.
* Makefile.in (INTERNAL_LDFLAGS): Add $(MH_LDFLAGS) to list of flags
that this Makefile variable get set to. (From Kevin Buettner.)
* config/powerpc/aix.mh (MH_LDFLAGS): Add linker flags so that
the TOC doesn't overflow. (From Kevin Buettner.)
* config/powerpc/tm-ppc-aix.h: Move config decisions to
multi-arched rs6000-tdep.c.
* config/rs6000/tm-rs6000.h: Likewise.
(GDB_MULTI_ARCH): Define.
(skip_trampoline_code): Rename to rs6000_skip_trampoline_code.
(is_magic_function_pointer): Replace with
rs6000_convert_from_func_ptr_addr.
(TARGET_CREATE_INFERIOR_HOOK): Define.
(find_toc_address_hook): Rename to rs6000_find_toc_address_hook.
(rs6000_set_host_arch_hook): Declare.
* config/rs6000/nm-rs6000.h (CHILD_XFER_MEMORY): Define.
at run-time. At the moment, the only thing this affects is the
set of registers visible.
* config/rs6000/tm-rs6000.h (REGISTER_NAME): Define this as a call
to the function rs6000_register_name.
(rs6000_register_name): Include extern decl.
(NUM_REGS): Bump to 183. What's the right way to do this?
(FIRST_UISA_SP_REGNUM, LAST_UISA_SP_REGNUM): Renamed from
FIRST_SP_REGNUM, LAST_SP_REGNUM.
(REGISTER_BYTES): Recompute this.
* rs6000-tdep.c: Renamed all uses of FIRST_SP_REGNUM and
LAST_SP_REGNUM to FIRST_UISA_SP_REGNUM and LAST_UISA_SP_REGNUM, with
some concomitant formatting changes.
#include "gdbcmd.h", so we can define commands here.
(struct variant): New structure.
(COMMON_UISA_REG_NAMES, PPC_UISA_SPR_NAMES, PPC_SEGMENT_REG_NAMES,
PPC_32_OEA_SPR_NAMES, num_registers): New macros.
(register_names_rs6000, register_names_uisa, register_names_403,
register_names_403GC, register_names_505, register_names_860,
register_names_601, register_names_602, register_names_603,
register_names_604, register_names_750, variants): New variables.
(rs6000_register_name, install_variant, find_variant_by_name,
install_variant_by_name, list_variants, show_current_variant,
set_processor, show_processor): New functions.
(_initialize_rs6000_tdep): Define new commands `set processor' and
`show processor', and call install_variant_by_name to set the
default variant.
* rs6000-nat.c: Renamed all uses of FIRST_SP_REGNUM and
LAST_SP_REGNUM to FIRST_UISA_SP_REGNUM and LAST_UISA_SP_REGNUM, with
some concomitant formatting changes.
* configure.in: Accept the `--with-cpu' flag, to specify a default
processor variant.
* acconfig.h: Provide a blurb for TARGET_CPU_DEFAULT, which is set
by configure's `--with-cpu' flag.
* config.in, configure: Regenerated.
fstat on ldinfo_fd fails. Use objfile->obfd instead of vp->bfd
to check for reference to the same file.
* target.c (target_read_string): Handle string transfers at the
end of a memory section gracefully.
newly loaded objects upon a TARGET_WAITKIND_LOADED event.
Rewrite code which determines the TOC address for calling functions
in the inferior under AIX.
* rs6000-nat.c (find_toc_address): New function to determine
the required TOC address from a function address.
(_initialize_core_rs6000): Set up find_toc_address_hook to point
to find_toc_address.
(xcoff_relocate_symtab, xcoff_relocate_core): Remove
add_text_to_loadinfo calls.
(exec_one_dummy_insn): Change pid and status to int to get rid of
compiler warnings.
(xcoff_relocate_symtab): Cast ldi to `int *' when passing it to
ptrace to get rid of compiler warnings.
* rs6000-tdep.c: Add definition for find_toc_address_hook.
(rs6000_fix_call_dummy): If find_toc_address_hook is non zero,
patch TOC address load code in the call dummy with the value
returned from find_toc_address_hook.
(struct loadinfo, loadinfo, loadinfolen,
loadinfotextindex, xcoff_init_loadinfo, free_loadinfo,
xcoff_add_toc_to_loadinfo, add_text_to_loadinfo, find_toc_address):
Remove.
(_initialize_rs6000_tdep): Remove initialization of
coff_add_toc_to_loadinfo_hook and xcoff_init_loadinfo_hook.
* xcoffread.c (coff_add_toc_to_loadinfo_hook,
xcoff_init_loadinfo_hook): Remove.
(struct coff_symfile_info): Add toc_offset field.
(scan_xcoff_symtab): Record toc_offset value in toc_offset field
instead of calling xcoff_add_toc_to_loadinfo_hook.
(get_toc_offset): New function to return the value of the
toc_offset field for an object file.
(xcoff_initial_scan): Remove call of xcoff_init_loadinfo_hook.
* xcoffsolib.h (add_text_to_loadinfo): Remove declaration.
* config/rs6000/tm-rs6000.h: Add declarations for
find_toc_address_hook and get_toc_offset.
(DONT_RELOCATE_SYMFILE_OBJFILE): Removed.
* xcoffsolib.h (struct vmap): Add new members tvma, toffs and dvma,
remove tadj.
* exec.c (bfdsec_to_vmap): Initialize new vmap members, initialize
tstart and dstart with section VMA.
* rs6000-nat.c (vmap_symtab): Relocate relative to the VMA in the
object file.
(vmap_ldinfo, xcoff_relocate_core): Adjust tstart by section offset
of the text section, remove DONT_RELOCATE_SYMFILE_OBJFILE hack.
(vmap_exec): Relocate relative to the VMA in the object file,
relocate .bss section as well.
(xcoff_relocate_core): No longer adjust section addresses by VMA.
* rs6000-tdep.c (find_toc_address): Change type of tocbase
to CORE_ADDR.
* xcoffread.c (secnum_to_bfd_section): New routine to get
BFD section from CS section number.
(scan_xcoff_symtab): Make toc_offset section relative.
* symtab.c (total_number_of_methods): Avoid core dump if
baseclass type is still undefined.
Andrew Cagney
Joel Brobecker
Jim Blandy
Kevin Buettner
Tom Rix
Peter Schauer
Michael Snyder
Elena Zannoni
Nicholas Duffek
Glen McCready
Jason Molenda
Stan Shebs
David Taylor