last argument to `gdb_byte *'.
* hppa-tdep.c (hppa32_convert_from_func_ptr_addr): Rewrite.
(hppa_frame_prev_register_helper): Change types of last argument
to `gdb_byte *'.
* hppa-hpux-tdep.c (hppa_hpux_sigtramp_frame_prev_register):
Change types of last argument to `gdb_byte *'.
HPPA_RET1_REGNUM and HPPA64_FP4_REGNUM.
* hppa-tdep.c (hppa64_integral_or_pointer_p)
(hppa64_floating_p) New functions.
(hppa64_push_dummy_call): Re-implement.
(hppa32_register_type): Rename argument reg_nr to regnum.
(hppa64_register_type): Likewise. Use HPPA64_FP4_REGNUM instead
of HPPA_FP4_REGNUM.
(hppa32_cannot_store_register): Renamed from
hppa_cannot_store_register.
(hppa64_cannot_store_register): New function.
(hppa_gdbarch_init): Set cannot_store_register and
cannot_fetch_register to hppa32_cannot_store_register or
hppa64_cannot_store_register when appropriate.
* hppa-hpux-tdep.c (IS_32BIT_TARGET): New.
(in_opd_section): New.
(hppa32_hpux_find_global_pointer): Rename from
hppa_hpux_som_find_global_pointer.
(hppa64_hpux_find_global_pointer): New.
(ldsid_pattern): New.
(hppa_hpux_search_pattern): New.
(hppa32_hpux_search_dummy_call_sequence): New.
(hppa64_hpux_search_dummy_call_sequence): New.
(hppa_hpux_find_import_stub_for_addr): New.
(hppa_hpux_sr_for_addr): New.
(hppa_hpux_find_dummy_bpaddr): New.
(hppa_hpux_init_abi): Use IS_32BIT_TARGET predicate.
(hppa_hpux_som_init_abi): Set find_global_pointer method to
hppa32_hpux_find_global_pointer instead of
hppa_hpux_som_find_global_pointer.
(hppa_hpux_elf_init_abi): Set find_global_pointer method.
* hppa-tdep.c (hppa_init_objfile_priv_data): New.
(read_unwind_info): Use function to initialize objfile-private data.
(hppa32_push_dummy_call): Don't automatically set the RP if there is
a push_dummy_code method.
(hppa64_push_dummy_call): Retrieve and set the global pointer.
Don't automatically set the RP if there is a push_dummy_code method.
* hppa-tdep.h (hppa_objfile_private): Add dummy_call_sequence_reg and
dummy_call_sequence_addr members.
(hppa_init_objfile_priv_data): New prototype.
* hppa-tdep.h (hppa_lookup_stub_minimal_symbol): Add declaration.
* solib-som.c (som_solib_create_inferior_hook): Replace stub
msymbol search by call to hppa_lookup_stub_minimal_symbol. This
extends the search to all objfiles, not just shared libraries.
Remove unused variable.
* Makefile.in (pa64solib_h, somsolib_h): Delete.
(solib_pa64_h, solib_som_h): New.
(HFILES_NO_SRCDIR, ALLDEPFILES): Replace somsolib.h with solib-som.h.
(hppa-hpux-tdep.o, hpread.o): Update dependencies.
(pa64solib.o, somsolib.o): Delete.
(solib-pa64.o, solib-som.o): New.
* hppa-hpux-tdep.c: Include new solib interfaces.
(hppa_hpux_som_init_abi): Attach to SOM solib interface.
(hppa_hpux_elf_init_abi): Attach to PA64 ELF solib interface.
* hppa-tdep.c (internalize_unwinds): If solib_get_text_base method
is available, use it to determine the base of unwind records.
* hppa-tdep.h (gdbarch_tdep): Add new solib methods.
* hpread.c: Replace somsolib.h with solib-som.h.
(hpread_process_one_debug_symbol): Use target vector to get thread
start address.
* config/pa/hppa64.mt (TDEPFILES): Use new solib interface.
* config/pa/hppahpux.mt (TDEPFILES): Likewise.
* config/pa/hpux.mh (NATDEPFILES): Delete references to target objects.
* config/pa/tm-hppah.h: Use new solib interface.
prototypes.
* hppa-tdep.c (hppa_read_pc): Rename from hppa_target_read_pc.
Make global. Remove HP-UX specific code. Use
frame_unwind_register_unsigned instead of
frame_unwind_register_signed.
(hppa_write_pc): Rename from hppa_target_write_pc. Make global.
Remove HP-UX specific code.
(hppa_unwind_pc): Make global. Remove HP-UX specific code.
(hppa_frame_prev_register_helper): Set "flags" register to zero
for all unwound frames.
(hppa_gdbarch_init): Adjust.
* hppa-hpux-tdep.c (HPPA_HPUX_SS_INSYSCALL): New define.
(hppa_hpux_read_pc, hppa_hpux_write_pc)
(hppa_hpux_unwind_pc): New functions.
(hppa_hpux_init_abi): Set read_pc, write_pc and unwind_pc.
* hppa-hpux-tdep.c (hppa32_hpux_in_solib_call_trampoline)
(hppa_hpux_skip_trampoline_code): Don't cache symbol values.
* hppa-linux-tdep.c (hppa_linux_in_dyncall): Likewise.
* hppa-tdep.c (hppa_symbol_address): New function definition.
* hppa-tdep.h (hppa_symbol_address): New function declaration.
* hppa-tdep.h (struct value): Forward declaration.
(gdbarch_tdep): Define tdep find_global_pointer method.
* hppa-tdep.c (hppa32_push_dummy_call): Find the global pointer
associated with the function we are trying to call, and write it
to the gp register.
(hppa32_convert_from_funct_ptr_addr): New function.
(hppa_find_global_pointer): New function.
(hppa_gdbarch_init): Set default find_global_pointer method; set
convert_from_func_ptr_addr method.
* hppa-linux-tdep.c (hppa_linux_find_global_pointer): New function.
(hppa_linux_init_abi): Set find_global_pointer method.
* Makefile.in (hppa-linux-tdep.o): Add value.h dependency.
* hppa-tdep.c (SR4EXPORT_LDIL_OFFSET, SR4EXPORT_LDO_OFFSET): Remove
unused symbols.
* hppa-tdep.h (HPPA_INSTRUCTION_SIZE): Remove, since there are no more
references.
* hppa-tdep.h (hppa_frame_prev_register_helper): Pass save_regs
as pointer instead of array reference since HPUX compiler does
not accept unsized array arguments.
* somsolib.c (dld_flags_buffer): Use constant array size.
* hppa-tdep.c (hppa_frame_prev_register_helper): New function to
do common handling of the pcoqt register.
(hppa_frame_prev_register, hppa_stub_frame_prev_register): Convert
to use helper function.
(hppa_frame_unwind_sniffer): Only use if unwind entry is present.
(hppa_fallback_frame_cache, hppa_fallback_frame_this_id)
(hppa_fallback_frame_prev_register, hppa_fallback_frame_unwind): New
generic fallback unwinder when all else fails.
(hppa_gdbarch_init): Add fallback sniffer.
* hppa-tdep.h (hppa_frame_prev_register_helper): Prototype.
* hppa-linux-tdep.c (hppa_linux_sigtramp_frame_prev_register): Convert
to use helper function.
* hppa-tdep.h (find_unwind_entry, hppa_get_field, hppa_extract_5_load)
(hppa_extract_5R_store, hppa_extract_5r_store, hppa_extract_17)
(hppa_extract_21, hppa_extract_14, hppa_low_sign_extend)
(hppa_sign_extend): Add prototype.
* hppa-tdep.c (get_field, extract_5_load, extract_5R_store)
(extract_5r_store, extract_17, extract_21, extract_14, low_sign_extend)
(sign_extend): Rename with hppa_ prefix and make non-static. Other
hppa targets will also use these functions.
(find_unwind_entry): Remove prototype (moved to hppa-tdep.h).
(hppa_in_solib_call_trampoline, hppa_in_solib_return_trampoline)
(hppa_skip_trampoline_code): Move to hppa-hpux-tdep.c
(hppa_gdbarch_init): Remove gdbarch setting of
skip_trampoline_code, in_solib_call_trampoline and
in_solib_return_trampoline.
* hppa-hpux-tdep.c (hppa32_hpux_in_solib_call_trampoline)
(hppa64_hpux_in_solib_call_trampoline): New functions, split from
hppa_in_solib_call_trampoline.
(hppa_hpux_in_solib_return_trampoline, hppa_hpux_skip_trampoline_code):
Moved from hppa-tdep.c.
(hppa_hpux_init_abi): Set gdbarch for skip_trampoline_code,
in_solib_call_trampoline and in_solib_return_trampoline.
* Makefile.in (hppa-hpux-tdep.o): Add $(hppa_tdep_h).
* hppa-hpux-tdep.c (hppa-tdep.h): Include.
(hppa_hpux_som_init_abi): Set is_elf to 0.
(hppa_hpux_elf_init_abi): Set is_elf to 1.
* hppa-tdep.c (low_text_segment_address): Remove global.
(record_text_segment_lowaddr): Pass in low address as parameter. Use
section offset to calculate segment address.
(internalize_unwinds): Define low_text_segment_address as local and
pass to record_text_segment_lowaddr for ELF targets.
(hppa_gdbarch_init): Zero fill tdep structure.
(hppa_dump_tdep): Print tdep structure.
* hppa-tdep.h (gdbarch_tdep): Add is_elf member to tdep structure.
* hppa-tdep.h: New file.
* hppa-tdep.c: #include hppa-tdep.c.
(hppa32_num_regs): Renamed from hppa_num_regs.
(hppa64_num_regs): New constant.
(hppa64_call_dummy_breakpoint_offset): New constant.
(hppa32_call_dummy_length): New constant.
(hppa64_call_dummy_length): New constant.
(hppa32_stack_align): Make name 32bit explicit.
(hppa32_register_virtual_type): Likewise.
(hppa32_extract_return_value): Likewise.
(hppa32_use_struct_convention): Likewise.
(hppa32_store_return_value): Likewise.
(hppa64_register_virtual_type): New function.
(hppa64_extract_return_value): New function.
(hppa64_use_struct_convention): New function.
(hppa64_store_return_value): New function.
(hppa_frame_locals_address): Remove declaration, function does
not exist anymore.
(hppa_register_byte): Add support for PA64 ABI.
(hppa_gdbarch_init): Add support for PA64 ABI.
* hppa-hpux-tdep.c (hppa32_hpux_frame_saved_pc_in_sigtramp):
Make name 32bit explicit.
(hppa32_hpux_frame_base_before_sigtramp): Likewise.
(hppa32_hpux_frame_find_saved_regs_in_sigtramp): Likewise.
(hppa64_hpux_frame_saved_pc_in_sigtramp): New function.
(hppa64_hpux_frame_base_before_sigtramp): New function.
(hppa64_hpux_frame_find_saved_regs_in_sigtramp): New function.
* config/pa/tm-hppa64.h: Remove macros that are no longer
necessary now that the gdbarch vector is properly setup.
Transform some macros into function calls. Some minor cleanup.
* config/pa/tm-hppah.h: Update function calls in macros
following the function renaming in hppa-hpux-tdep.c.
* Makefile.in (hppa_tdep_h): New variable.
(hppa-tdep.o): Add dependency over hppa_tdep_h.
Mark Kettenis
Randolph Chung
Joel Brobecker
Andrew Cagney