* config/mips/tm-mips.h (STORE_STRUCT_RETURN): Delete.
(EXTRACT_STRUCT_VALUE_ADDRESS): Delete.
* mips-tdep.c (mips_store_struct_return): New function.
(mips_extract_struct_value_address): New function.
(mips_gdbarch_init): Set store_struct_return and
extract_struct_value_address.
* mips-tdep.c (mips_gdbarch_init): Update.
(mips_o32_extract_return_value): Rewrite.
(mips_o32_store_return_value): Rewrite.
(mips_o32_xfer_return_value): New function.
(mips_xfer_register): Tweak debug print message. Allow for
buf_offset when dumping the value transfered.
* mips-tdep.c (mips_xfer_register): New function.
(mips_n32n64_extract_return_value): Rewrite.
(mips_gdbarch_init): For N32 and N64, set extract_return_value
instead of deprecated_extract_return_value.
* config/mips/tm-mips.h (FUNCTION_START_OFFSET, IN_SIGTRAMP,
REGISTER_VIRTUAL_SIZE): Delete.
(REGISTER_CONVERT_FROM_TYPE, REGISTER_CONVERT_TO_TYPE): Convert
from macros to functions.
* mips-tdep.c (mips_register_convert_from_type,
mips_register_convert_to_type): New functions.
(mips_gdbarch_init): Set up function_start_offset,
register_virtual_size, pc_in_sigtramp.
* config/mips/tm-mips.h (REGISTER_CONVERT_TO_VIRTUAL,
REGISTER_CONVERT_TO_RAW, REGISTER_CONVERTIBLE,
MAX_REGISTER_RAW_SIZE, MAX_REGISTER_VIRTUAL_SIZE): Delete.
* mips-tdep.c (mips_gdbarch_init): Set the above in the gdbarch.
(mips_register_convertible, mips_register_convert_to_virtual,
mips_register_convert_to_raw): Make static.
* mips-tdep.c (mips_push_arguments): Rename to
mips_eabi_push_arguments, and tune for EABI.
(MIPS_REGS_HAVE_HOME_P): Delete.
(struct gdbarch_tdep): Remove mips_regs_have_home_p field.
(mips_gdbarch_init): Set gdbarch push_arguments for eabi.
Delete references to mips_regs_have_home_p.
* mips-tdep.c (mips_o32o64_push_arguments): New function,
cloned from mips_push_arguments, tuned for o32/o64 ABI.
(mips_gdbarch_init): Set gdbarch_push_arguments to new func.
* mips-tdep.c (ROUND_DOWN, ROUND_UP): Move to global scope.
(mips_push_arguments): Correct some comments. Use paddr_nz
for printing addresses in debug output. Replace static
allocation using MAX_REGISTER_RAW_SIZE with alloca.
(mips_n32n64_push_arguments): New function, cloned from
mips_push_arguments and tuned for the n32/n64 ABI.
(mips_push_register): Buffer needs dynamic allocation.
(mips_print_register): Ditto.
(do_gp_register_row): Ditto.
(mips_store_return_value): Ditto.
(mips_gdbarch_init): Set gdbarch_push_arguments per ABI.
* mips-tdep.c (mips_find_saved_regs): Adjust stack according
to MIPS_SAVED_REGSIZE, not GDB_TARGET_IS_MIPS64. Enhance comment.
(mips_gdbarch_init): Set N32 target to be mips64.
* mips-tdep.c (enum mips_abi): Explicitly start at 0. Add
MIPS_ABI_LAST.
(mips_abi_string, mips_abi_strings): New.
(struct gdbarch_tdep): Remove mips_abi_string, add found_abi.
(mips_gdbarch_init): Set tdep->found_abi. Don't set
tdep->mips_abi_string. Honor mips_abi_string. Default to
O32 if no ABI is found.
(mips_dump_tdep): Use mips_abi_strings.
(mips_abi_update): New function.
(_initialize_mips_tdep): Initialize mips_abi_string. Add
``set mips abi'' and ``show mips abi''. Check the size of
mips_abi_strings.
* mips-tdep.c (PROC_SYMBOL): Add warning comment.
(struct mips_objfile_private, compare_pdr_entries): New.
(non_heuristic_proc_desc): Read the ".pdr" section if it
is present.
(COMMON_OBS): Add osabi.o.
(osabi.o): New dependency list.
* osabi.c: New file.
* osabi.h: New file.
* doc/gdbint.texinfo: Document new generic OS ABI framework.
* Makefile.in (alpha_tdep_h): Define and use instead of
alpha-tdep.h.
* alpha-tdep.c (alpha_abi_names, process_note_abi_tag_sections,
get_elfosabi, alpha_abi_handler_list, alpha_gdbarch_register_os_abi):
Remove.
(alpha_gdbarch_init, alpha_dump_tdep): Use generic OS ABI framework.
* alpha-tdep.h: Include osabi.h.
(alpha_abi): Remove.
(gdbarch_tdep): Use generic OS ABI framework.
* alpha-linux-tdep.c (_initialize_alpha_linux_tdep): Use
gdbarch_register_osabi.
* alpha-osf1-tdep.c (_initialize_alpha_osf1_tdep): Likewise.
* alphafbsd-tdep.c (_initialize_alphafbsd_tdep): Likewise.
* alphanbsd-tdep.c (_initialize_alphanbsd_tdep): Likewise.
* Makefile.in (sh_tdep_h): Add osabi.h.
* sh-tdep.h (sh_osabi): Remove.
(gdbarch_tdep): Use generic OS ABI framework.
* sh-tdep.c (sh_osabi_names, process_note_abi_tag_sections,
sh_osabi_handler_list, sh_gdbarch_register_os_abi): Remove.
(sh_gdbarch_init, sh_dump_tdep): Use generic OS ABI framework.
* shnbsd-tdep.c (_initialize_shnbsd_tdep): Use gdbarch_register_osabi.
* Makefile.in (arm_tdep_h): Define and use instead of arm-tdep.h.
* arm-linux-tdep.c (_initialize_arm_linux_tdep): Use
gdbarch_register_osabi.
* arm-tdep.c (arm_abi_names, process_note_abi_tag_sections,
arm_abi_handler_list, arm_gdbarch_register_os_abi): Remove.
(get_elfosabi): Rename to...
(arm_elf_osabi_sniffer): ...this. Adjust to use generic OS
ABI framework support routines.
(arm_gdbarch_init): Use generic OS ABI framework.
(arm_dump_tdep): Likewise.
(_initialize_arm_tdep): Likewise.
* arm-tdep.h: Include osabi.h.
(arm_abi): Remove.
(gdbarch_tdep): Remove arm_abi and abi_name members. Add
osabi member.
(arm_gdbarch_register_os_abi): Remove prototype.
* armnbsd-tdep.c (arm_netbsd_aout_osabi_sniffer): New function.
(_initialize_arm_netbsd_tdep): Use gdbarch_register_osabi.
* Makefile.in (mips-tdep.o): Add osabi.h to dependency list.
* mips-tdep.c: Include osabi.h.
(gdbarch_tdep, mips_gdbarch_init, mips_dump_tdep): Use generic
OS ABI framework.
* mips-tdep.c (mips_float_register_type): New function.
(mips_double_register_type): New function.
(mips_print_register): Use them.
(do_fp_register_row): Likewise.
* dwarf2cfi.c (cfi_write_fp): Document as not used.
* mips-tdep.c (mips_gdbarch_init): Do not set write_fp.
* ia64-tdep.c (ia64_gdbarch_init): Do not set write_fp.
* m68hc11-tdep.c (m68hc11_gdbarch_init): Do not set write_fp.
* rs6000-tdep.c (rs6000_gdbarch_init): Do not set write_fp.
* s390-tdep.c (s390_gdbarch_init): Do not set write_fp.
(s390_write_fp):
* sh-tdep.c (sh_gdbarch_init): Do not set write_fp.
* x86-64-tdep.c (i386_gdbarch_init): Do not set write_fp.
* d10v-tdep.c (d10v_gdbarch_init): Do not set write_fp.
(d10v_write_fp): Delete function.
* inferior.h (write_fp, generic_target_write_fp): Delete
declarations.
* regcache.c (generic_target_write_fp): Delete function.
(write_fp): Delete function.
* gdbarch.sh (TARGET_WRITE_FP): Delete.
* gdbarch.h, gdbarch.c: Regenerate.
* config/v850/tm-v850.h (TARGET_WRITE_FP): Delete macro.
* config/sparc/tm-sp64.h (TARGET_WRITE_FP): Delete macro.
(sparc64_write_fp): Delete declaration.
* config/h8500/tm-h8500.h (TARGET_WRITE_FP): Delete macro.
(h8500_write_fp): Delete declaration.
Don Howard <dhoward@redhat.com>
* mips-tdep.c (ST0_FR): Define.
(mips2_fp_compat): New function, temporarily disabled.
(mips_read_fp_register_single): New function.
(mips_read_fp_register_double): New function.
(mips_print_register): Use them.
(do_fp_register_row): Likewise.
* config/mips/irix6.mh: New file.
* config/mips/irix6.mt: New file.
* config/mips/xm-irix6.h: New file.
* config/mips/nm-irix6.h: New file.
* mips-tdep.c (mips_gdbarch_init) <MIPS_ABI_N32>: Set up the
disassembler info in tm_print_insn_info as appropriate for the N32
ABI. Force N32 ABI to be the default if the CPU is R8000 or
R10000.
* configure.tgt (mips*-sgi-irix6*): Map to irix6.
* configure.host (mips*-sgi-irix6*): Ditto.
``fmt''. Make ``offset'' a CORE_ADDR.
(print_unpack): Delete.
(extended_offset): Construct and return a CORE_ADDR.
(fetch_mips_16): Return an int. Don't assume short is 16 bits.
(unpack_mips16): Rewrite. Add ``extension'' parameter instead of
incorrectly guessing if the instruction had an extension.
(map16): Delete array.
(mips16_op): Delete macro.
(extended_mips16_next_pc): Rewrite of old mips16_next_pc function.
When an extended instruction do a recursive call.
(mips16_next_pc): Call extended_mips16_next_pc.
(mips_next_pc): Cleanup.
all old style K&R function definitions to ISO-C.
(struct gdbarch_tdep): Add mips_abi_string.
(mips_gdbarch_init): Initialize.
(mips_dump_tdep): Print mips_abi_string and other values.
(mips_push_arguments): Add more detailed tracing.
16 byte boundary. Align allocated argument space using
MIPS_STACK_ARGSIZE. Reserve space on stack for the struct return
and floating-point registers. Use fp_register_arg_p to determine
if float_argreg should be aligned.
* 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.
* config/mips/tm-irix5.h: Modify to work better on irix 6, by
making FP registers 8 bytes instead of 4.
REGISTER_BYTES: redefine. REGISTER_BYTE(): redefine.
REGISTER_VIRTUAL_TYPE: redefine. MIPS_LAST_ARG_REGNUM: redefine.
* irix5-nat.c (fetch_core_registers): read 8 bytes per FP register.
* mips-tdep.c (FP_REGISTER_DOUBLE): new macro to distinguish
targets with 8-byte FP registers (don't use TARGET_MIPS64).
(STACK_ARGSIZE): new macro, how much space is taken up on the
stack for each function argument (don't use TARGET_MIPS64).
(mips_push_arguments): modify logic to work better on Irix 6
(n32 ABI).
(mips16_heuristic_proc_desc): Calculate offsets of registers
saved by entry pseudo-op after rest of prologue has been read.
Use set_reg_offset to ignore all but the first save of a given
register.
(mips32_heuristic_proc_desc): Initialize frame adjustment value.
* remote-sim.c (gdbsim_store_register): Don't update registers
that have a null or empty name.
* findvar.c (read_register_bytes): Don't fetch registers
that have a null or empty name.
member for storing offset of MIPS16 frame pointer from SP.
* mips-tdep.c: Use RA_REGNUM instead of hardcoded 31 throughout.
(PROC_FRAME_ADJUST): Define.
(mips16_heuristic_proc_desc): Store frame pointer adjustment value.
(get_frame_pointer): Use frame pointer adjustment value when
calculating frame address.
* remote-sim.c (gdbsim_fetch_register): Don't fetch registers
that have a null or empty name.
start-sanitize-tx19
* config/mips/tm-tx19.h (MIPS_DEFAULT_FPU_TYPE): Define.
(REGISTER_NAMES): Redefine to eliminate FP registers.
* config/mips/tm-tx19l.h: Ditto.
end-sanitize-tx19
(end_psymtab): Use MSYMBOL_SIZE to extract size from minimal symbol.
* elfread.c (elf_symtab_read): If ELF symbol is "special",
such as a MIPS16 function, mark minimal symbol as special too.
* mips-tdep.c (pc_is_mips16): New function to check whether
a function is MIPS16 by looking at the minimal symbol. Use
pc_is_mips16 throughout instead of IS_MIPS16_ADDR macro.
* config/mips/tm-mips.h (SYMBOL_IS_SPECIAL, MAKE_MSYMBOL_SPECIAL,
MSYMBOL_IS_SPECIAL, MSYMBOL_SIZE): New functions for setting/testing
"special" MIPS16 bit in ELF and minimal symbols.
* mdebugread.c (parse_partial_symbols): Don't construct a partial
symbol table for a file that already has one.
start-sanitize-tx19
* configure.tgt: Support TX19.
* config/mips/tm-tx19.h, config/mips/tm-tx19l.h, config/mips/tx19.mt,
config/mips/tx19l.mt: New files for TX19.
end-sanitize-tx19