(rs6000_in_solib_return_trampoline): Declare.
* rs6000-tdep.c (rs6000_in_solib_return_trampoline): New
function.
(rs6000_skip_trampoline_code): Skip bigtoc fixup code.
* xcoffread.c (read_xcoff_symtab): Perform the ISFCN function
check after the CSECT check rather than before it. Allocate
separate symtabs for CSECTs whose names begin with '@'.
(scan_xcoff_symtab): Don't ignore symbols beginning with '@'.
Activate the misc_func_recorded mechanism for whose names begin
with '@'.
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.
* rs6000-tdep.c (DEFAULT_LR_SAVE): Move to config/*/tm-*.h.
(rs6000_gdbarch_init): Use generic_pc_in_call_dummy instead of
rs6000_pc_in_call_dummy.
* config/rs6000/tm-rs6000.h (DEFAULT_LR_SAVE): Move here from
rs6000-tdep.c.
* config/powerpc/tm-ppc-eabi.h: Remove various definitions
handled by multi-arched rs6000-tdep.c.
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.
* valops.c (COERCE_FLOAT_TO_DOUBLE): Rework definition to be
more function-like.
(default_coerce_float_to_double, standard_coerce_float_to_double):
New functions.
(value_arg_coerce): Adjust for new definition.
* value.h (default_coerce_float_to_double,
standard_coerce_float_to_double): New declarations for the above.
* gdbarch.sh (coerce_float_to_double): New entry, replacing macro.
* gdbarch.c, gdbarch.h: Regenerated.
* tm-alpha.h, tm-fr30.h, tm-m32r.h, tm-mips.h, tm-hppa.h,
tm-rs6000.h, tm-sh.h, tm-sparc.h (COERCE_FLOAT_TO_DOUBLE): Change
definitions.
* mips-tdep.c (mips_coerce_float_to_double): Supply our own custom
function here.
(mips_gdbarch_init): Install that as our coerce_float_to_double
function.
Add two pointers (saved_regs, extra_info) to struct frame_info.
Introduce new macro FRAME_INIT_SAVED_REGS which replaces
FRAME_FIND_SAVED_REGS.
Document.
Use in mn10300 and rs6000 targets. Fix side effects on ALPHA, MIPS,
Z8K and SPARC targets.
the stack frame. Their offset from the previous stack frame is in
fdata.gpr_offset and fdata.fpr_offset, not fdata.offset.
(gdb.base/return.exp)
* config/rs6000/tm-rs6000.h: Doc fixes.
Don't test for zero backchain pointer to recognize a signal
handler frame, if read() gets interrupted by a signal, the
backchain will be non zero.
(SIG_FRAME_FP_OFFSET): Move to here from rs6000-tdep.c,
improve comment.
(SIG_FRAME_PC_OFFSET): New definition.
(FRAME_SAVED_PC): Return saved pc from sigcontext if this
is a signal handler frame.
* rs6000-tdep.c (function_frame_info): Do not error out
if we can't access the instructions.
* config/rs6000/tm-rs6000.h (CONVERT_FROM_FUNC_PTR_ADDR):
New definition to get the function address from a function pointer.
* valops.c (find_function_addr): Use it when calling a user
function through a function pointer.
config/gould/tmp-{pn,np1}.h,
config/{sparc/tm-sparc.h,pyr/tm-pyr.h,vax/tm-vax.h}: Remove field
next_frame from struct frame_info. It has no purpose beyond
->next->frame and is an artifact from GDB 2.8.
config files moved to an appropriate config/<cpu> subdirectory.
* nm-*, xm-*, tm-*: All native, host, and target files, which
get linked to nm.h, xm.h, and tm.h respectively by configure,
moved to appropriate config/<cpu> subdirectory.
