* 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.
m68k_linux_frame_saved_pc.
(IN_SIGTRAMP): Define as m68k_linux_in_sigtramp instead of
in_sigtramp.
(SIGCONTEXT_PC_OFFSET): Remove.
* m68klinux-nat.c (m68k_linux_frame_saved_pc,
m68k_linux_sigtramp_saved_pc): New functions.
(IS_SIGTRAMP, IS_RT_SIGTRAMP): Define.
(SIGCONTEXT_PC_OFFSET): Moved here from config/m68k/tm-linux.h.
(UCONTEXT_PC_OFFSET): Define.
(m68k_linux_in_sigtramp): Renamed from in_sigtramp, handle both
non-RT and RT signal trampolines.
IN_SOLIB_CALL_TRAMPOLINE and SKIP_TRAMPOLINE_CODE
* config/arm/tm-linux.h (IN_SOLIB_CALL_TRAMPOLINE): Replace old
definition with undef, since we don't want the sysvr4 definition.
(SKIP_TRAMPOLINE_CODE): Likewise.
function.
(arm_netbsd_aout_init_abi): Initialize IN_SOLIB_CALL_TRAMPOLINE.
* config/arm/tm-nbsd.h: Don't include config/tm-nbsd.h, it only
defines one thing and that is incorrect for this port.
(IN_SOLIB_CALL_TRAMPOLINE): Delete.
* gdbarch.c gdbarch.h: Regenerate.
* breakpoint.c (create_longjmp_breakpoint): Always compile this
function.
(breakpoint_reset): Test GET_LONGJMP_TARGET_P().
* infrun.c (GET_LONGJMP_TARGET): Delete default definition.
(handle_inferior_event): Test GET_LONGJMP_TARGET_P().
* arm-tdep.h (struct gdbarch_tdep): Add jb_pc and jb_elt_size fields.
* arm-tdep.c (arm_get_longjmp_target): New function.
(arm_gdbarch_init): Initialize jb_pc to -1. If ABI handler changes
this to a positive value register arm_get_longjmp_target as the
longjmp handler.
* arm-linux-tdep.c (arm_get_longjmp_target): Delete.
(arm_linux_init_abi): Set up longjmp description in tdep.
* armnbsd-nat.c (get_longjmp_target): Delete.
* armnbsd-tdep.c (arm_netbsd_init_abi_common): Set up longjmp
description in tdep.
* config/arm/tm-nbsd.h (JB_ELEMENT_SIZE, JB_PC): Delete.
(get_longjmp_target): Delete declaration.
(GET_LONGJMP_TARGET): Delete.
* config/arm/tm-linux.h (arm_get_longjmp_target): Delete declaration.
(GET_LONGJMP_TARGET): Delete.
(struct gdbarch_tdep): New structure.
(LOWEST_PC): Provide a default.
(arm_gdbarch_register_os_abi): Declare new function.
* arm-tdep.c (arm_abi_names): New array.
(process_note_abi_tag_sections): New function.
(get_elfosabi): New function.
(arm_gdbarch_register_os_abi): New function.
(arm_gdbarch_init): Try to determine the ABI of the inferior. If
support for that ABI has been built in, then call the appropriate
configuration routine. Use gdbarch_num_regs() to get the number
of registers.
(arm_dump_tdep): New function.
(arm_init_abi_eabi_v1, arm_init_abi_eabi_v2, arm_init_abi_apcs): New
place-holder functions.
(_initialize_arm_tdep): Register them.
* config/arm/tm-arm.h (LOWEST_PC): Delete.
* armnbsd-tdep.c: New file.
* Makefile.in (armnbsd-tdep.o): Add dependencies.
* config/arm/nbsd.mt (TDEPFILES): Add it.
* config/arm/tm-nbsd.h (LOWEST_PC): Delete.
* armnbsd-nat.c: Include regcache.h.
* Makefile.in (armnbsd-nat.o): Update dependency list.
* arm-tdep.c (arm_get_next_pc): Use printf_filtered for error message.
with other related struct-returning functions.
(arm_extract_struct_value_address): New function.
(arm_gdbarch_init): Initialize the above in multi-arch vector. Also
initialize float_format, double_format and long_double_format as
appropriate to the endianness of the target.
* config/arm/tm-arm.h (TARGET_DOUBLE_FORMAT): Delete.
(arm_use_struct_convention): Delete declaration.
(USE_STRUCT_CONVENTION, EXTRACT_STRUCT_VALUE_ADDRESS): Delete.
Add support for hardware watchpoints on win32 native.
* win32-nat.c (CONTEXT_DEBUG_DR macro): Add use of
CONTEXT_DEBUG_REGISTERS.
(dr variable): New variable. Static array containing a local copy
of debug registers.
(debug_registers_changed): New variable. Reflects when debug registers
are changed and need to be written to inferior.
(debug_registers_used): New variable. Reflects when any debug register
was set, used when new threads are created.
(cygwin_set_dr, cygwin_set_dr7, cygwin_get_dr6): New functions used by
i386-nat code.
(thread_rec): Set dr array if id is the thread of current_event .
(child_continue, child_resume): Change the debug registers for all
threads if debug_registers_changed.
(child_add_thread): Change the debug registers if debug_registers_used.
* config/i386/cygwin.mh: Add use of i386-nat.o file.
Link nm.h to new nm-cygwin.h file.
+ config/i386/nm-cygwin.h: New file. Contains the macros used for use
of hardware registers.
* config/i386/i386v42mp.mh: Add i387-nat.o .
* i386v4-nat.c: Include i387-nat.h.
(supply_fpregset): Use i387_supply_fsave.
(fill_fpregset): Use i387_fill_fsave.
(arm_registers_names): Make static.
* config/arm/tm-arm.h (arm_register_names): Delete declaration.
(arm_register_name): Declare.
(REGISTER_NAME): Use it.
and Kevin Buettner <kevinb@redhat.com>
Convert arm targets to new FRAME interface.
* arm-tdep.c (struct frame_extra_info): Remove fsr.
(arm_frame_find_save_regs): Delete.
(arm_frame_init_saved_regs): New.
(arm_init_extra_frame_info): Alloacte saved_regs as required.
Allocate extra_info as required. Convert all uses of fsr.regs
to use saved_regs, similarly all uses of EXTRA_FRAME_INFO fields
to use extra_info.
(thumb_scan_prologue, arm_scan_prologue, arm_find_callers_reg)
(arm_frame_chain, arm_frame_saved_pc, arm_pop_frame): Likewise.
(check_prologue_cache, save_prologue_cache): Likewise.
(_initialize_arm_tdep): Ensure prologue_cache is correctly set up.
* config/arm/tm-arm.h (EXTRA_FRAME_INFO): Delete.
(FRAME_FIND_SAVED_REGS): Delete.
(arm_frame_find_saved_regs): Delete prototype.
(arm_frame_init_saved_regs): New prototype.
(FRAME_INIT_SAVED_REGS): Define.
(alpha_register_raw_size): Ditto.
(alpha_register_virtual_size): Ditto.
(alpha_skip_prologue_internal): Renamed from
alpha_skip_prologue.
(alpha_skip_prologue): New version that calls
alpha_skip_prologue_internal.
(alpha_in_lenient_prologue): Use alpha_skip_prologue_internal.
* config/alpha/tm-alpha.h (SKIP_PROLOGUE): Remove
second argument from alpha_skip_prologue.
(REGISTER_BYTE): Use alpha_register_byte.
(REGISTER_RAW_SIZE): Use alpha_register_raw_size.
(REGISTER_VIRTUAL_SIZE): Use alpha_register_virtual_size.
(FRAMELESS_FUNCTION_INVOCATION): Use
generic_frameless_function_invocation_not.
(FRAME_NUM_ARGS): Use frame_num_args_unknown.
(COERCE_FLOAT_TO_DOUBLE): Use standard_coerce_float_to_double.
(alpha_init_frame_pc_first): Ditto.
(alpha_fix_call_dummy): Ditto.
(alpha_store_struct_return): Ditto.
(alpha_extract_struct_value_address): Ditto.
* config/alpha/tm-alpha.h (REGISTER_VIRTUAL_TYPE): Use
alpha_register_virtual_type.
(STORE_STRUCT_RETURN): Use alpha_store_struct_return.
(EXTRACT_STRUCT_VALUE_ADDRESS): Use
alpha_extract_struct_value_address.
(FIX_CALL_DUMMY): Use alpha_fix_call_dummy.
(INIT_FRAME_PC): Use init_frame_pc_noop.
(INIT_FRAME_PC_FIRST): Use alpha_init_frame_pc_first.
(alpha_find_saved_regs): Make static. Use
frame->extra_info.
(alpha_frame_init_saved_regs): New function.
(alpha_frame_saved_pc): Use frame->extra_info.
(temp_saved_regs): Don't declare as struct frame_saved_regs.
(heuristic_proc_desc): Adjust for temp_saved_regs changes.
(init_extra_frame_info): Rename to...
(alpha_init_extra_frame_info): ...this. Use frame->extra_info.
(alpha_print_extra_frame_info): New function.
(alpha_frame_locals_address): Ditto.
(alpha_frame_args_address): Ditto.
(alpha_pop_frame): Use frame->extra_info.
* config/alpha/tm-alpha.h (FRAME_ARGS_ADDRESS): Use
alpha_frame_args_address.
(FRAME_LOCALS_ADDRESS): Use alpha_frame_locals_address.
(alpha_find_saved_regs): Remove prototype.
(FRAME_INIT_SAVED_REGS): Use alpha_frame_init_saved_regs.
(EXTRA_FRAME_INFO): Remove.
(INIT_EXTRA_FRAME_INFO): Use alpha_init_extra_frame_info.
(PRINT_EXTRA_FRAME_INFO): Use alpha_print_extra_frame_info.
(alpha_cannot_fetch_register): Ditto.
(alpha_cannot_store_register): Ditto.
(alpha_register_convertible): Ditto.
(alpha_use_struct_convention): Ditto.
* config/alpha/tm-alpha.h: Update copyright years.
(IN_SIGTRAMP): Use alpha_osf_in_sigtramp.
(INNER_THAN): Use core_addr_lessthan.
(CANNOT_FETCH_REGISTER): Use alpha_cannot_fetch_register.
(CANNOT_STORE_REGISTER): Use alpha_cannot_store_register.
(REGISTER_CONVERTIBLE): Use alpha_register_convertible.
(USE_STRUCT_CONVENTION): Use alpha_use_struct_convention.
(FRAME_CHAIN): Remove unnecessary cast.
Implement a "generate-core-file" command in gdb, save target state.
* gcore.c: New file. Implement new command 'generate-core-file'.
Save a corefile image of the current state of the inferior.
* linux-proc.c: Add linux-specific code for saving corefiles.
* target.h (struct target_ops): Add new target vectors for saving
corefiles; to_find_memory_regions and to_make_corefile_notes.
(target_find_memory_regions): New macro.
(target_make_corefile_notes): New macro.
* target.c (update_current_target): Inherit new target methods.
(dummy_find_memory_regions): New place-holder method.
(dummy_make_corefile_notes): New place-holder method.
(init_dummy_target): Initialize new dummy target vectors.
* exec.c (exec_set_find_memory_regions): New function.
Allow the exec_ops vector for memory regions to be taken over.
(exec_make_note_section): New function, target vector method.
* defs.h (exec_set_find_memory_regions): Export prototype.
* procfs.c (proc_find_memory_regions): New function, corefile method.
(procfs_make_note_section): New function, corefile method.
(init_procfs_ops): Set new target vector pointers.
(find_memory_regions_callback): New function.
(procfs_do_thread_registers): New function.
(procfs_corefile_thread_callback): New function.
* sol-thread.c (sol_find_memory_regions): New function.
(sol_make_note_section): New function.
(init_sol_thread_ops): Initialize new target vectors.
* inftarg.c (inftarg_set_find_memory_regions): New function.
Allow to_find_memory_regions vector to be taken over.
(inftarg_set_make_corefile_notes): New function.
Allow to_make_corefile_notes vector to be taken over.
* thread-db.c (thread_db_new_objfile): Don't activate thread-db
interface layer if not target_has_execution (may be a corefile).
* config/i386/linux.mh: Add gcore.o to NATDEPFILES.
* config/sparc/sun4sol2.mh: Ditto.
* config/alpha/alpha-linux.mh: Ditto.
* config/arm/linux.mh: Ditto.
* config/i386/x86-64linux.mh: Ditto.
* config/ia64/linux.mh: Ditto.
* config/m68k/linux.mh: Ditto.
* config/mips/linux.mh: Ditto.
* config/powerpc/linux.mh: Ditto.
* config/sparc/linux.mh: Ditto.
* config.in: Regenerate.
* configure.in: Update copyright years.
Add test for PT_GETXMMREGS supplied by <sys/ptrace.h>.
* configure: Regenerate.
* i386bsd-nat.c: Update copyright years.
(fill_gregset): Use regcache_collect.
(fetch_inferior_registers): Only fetch integer registers
if requested to do so. Add support for XMM registers
using PT_GETXMMREGS.
(store_inferior_registers): Only store integer registers
if requested to do so. Add support for XMM registers
using PT_SETXMMREGS.
* i386nbsd-nat.c (fetch_inferior_registers): Remove.
(store_inferior_registers): Remove.
(fetch_core_registers): Use supply_gregset and i387_supply_fsave.
(fetch_elfcore_registers): New function.
(i386nbsd_elfcore_fns): New.
(_initialize_i386nbsd_nat): Register i386nbsd_elfcore_fns.
* config/i386/nbsd.mh (NATDEPFILES): Add i387-nat.o and
i386bsd-nat.o.
* config/i386/nbsdelf.mh (NATDEPFILES): Likewise.
* config/i386/nbsd.mt (TDEPFILES): Add i386bsd-nat.o.
* config/i386/nbsdelf.mt (TDEPFILES): Likewise.
* config/i386/tm-nbsd.h: Update copyright years.
(HAVE_SSE_REGS): Define.
(IN_SIGTRAMP): Define as i386bsd_in_sigtramp.
(SIGTRAMP_START): Redefine as i386bsd_sigtramp_start.
(SIGTRAMP_END): Redefine as i386bsd_sigtramp_end.
(SIGCONTEXT_PC_OFFSET): Remove.
(FRAME_SAVED_PC): Define as i386bsd_frame_saved_pc.
FCTRL_REGNUM, FPC_REGNUM, FSTAT_REGNUM, FTAG_REGNUM, FCS_REGNUM,
FCOFF_REGNUM, FDS_REGNUM, FDOFF_REGNUM, FOP_REGNUM,
LAST_FPU_CTRL_REGNUM, XMM0_REGNUM, XMM7_REGNUM, MXCSR_REGNUM,
IS_FP_REGNUM, IS_SSE_REGNUM): Removed.
(FP0_REGNUM): Define conditionally depending on HAVE_I387_REGS.
(SIZEOF_FPU_CTRL_REGS): Hardcode value.
* i386-tdep.h (struct gdbarch_tdep): Change such that it contains
a single member `num_xmm_regs'.
(FPC_REGNUM): New macro.
(FIRST_FPU_REGNUM, LAST_FPU_REGNUM, FISRT_XMM_REGNUM,
LAST_XMM_REGNUM, MXCSR_REGNUM, FIRST_FPU_CTRL_REGNUM,
LAST_FPU_CTRL_REGNUM): Removed.
(FCTRL_REGNUM, FSTAT_REGNUM, FTAG_REGNUM, FOP_REGNUM, XMM0_REGNUM,
MXCSR_REGNUM): Define unconditionally. Change macros to match the
comment describing the register layout.
(FISEG_REGNUM, FIOFF_REGNUM, FOSEG_REGNUM, FOOFF_REGNUM): New macros.
(FP_REGNUM_P, FPC_REGNUM_P, SSE_REGNUM_P): New macros.
(IS_FP_REGNUM, IS_FPU_CTRL_REGNUM, IS_SSE_REGNUM): Make obsolete,
unconditionally define in terms of FP_REGNUM_P, FPC_REGNUM_P and
SSE_REGNUM_P).
(FCS_REGNUM, FCOFF_REGNUM, FDS_REGNUM, FDOFF_REGNUM): Make
obsolete, unconditionally define in terms of FISEG_REGNUM,
FIOFF_REGNUM, FOSEG_REGNUM, FOOFF_REGNUM.
* i386-tdep.c (i386_gdbarch_init): Initialize `num_xmm_regs'
member of `struct gdbarch_tdep'.
* x86-64-tdep.c (i386_gdbarch_init): Change initialization of
`struct gdbarch_tdep'.
* i387-nat.c (FCS_REGNUM, FCOFF_REGNUM, FDS_REGNUM, FDOFF_REGNUM):
Replace with FISEG_REGNUM, FIOFF_REGNUM, FOSEG_REGNUM and
FOOFF_REGNUM. Use FPC_REGNUM instead of FIRST_FPU_CTRL_REGNUM.
Use XMM0_REGNUM instead of LAST_FPU_CTRL_REGNUM.
* ppc-linux-nat.c (ppc_ptrace_cannot_fetch_store_register):
New function.
(fetch_register): New function.
(fetch_ppc_registers): New function.
(fetch_inferior_registers): New function.
(store_register): New function.
(store_ppc_registers): New function.
(store_inferior_registers): New function.
(ppc_register_u_addr): Eliminate ustart parameter and its
uses. Make static.
(PT_READ_U, PT_WRITE_U, PTRACE_XFER_TYPE): Define if needed.
Include sys/ptrace.h.
* config/powerpc/nm-linux.h (FETCH_INFERIOR_REGISTERS): Define.
(U_REGS_OFFSET, REGISTER_U_ADDR): Delete.
* config/powerpc/linux.mh (NATDEPFILES): Delete core-aout.o.
From Richard Earnshaw <rearnsha@arm.com>:
* arm-tdep.c (arm_software_single_step): New function. Implements
software single-stepping for ARM targets.
(arm_get_next_pc, thumb_get_next_pc, bitcount, shifted_reg_val): Only
needed for software single-stepping.
* config/arm/tm-arm.h: Activate SOFTWARE_SINGLE_STEP_P.
From Richard Earnshaw <rearnsha@arm.com>:
* config/arm/nbsd.mh, config/arm/nbsd.mt, config/arm/tm-nbsd.h,
config/arm/nm-nbsd.h, config/arm/xm-nbsd.h: New files.
* armbsd-nat.c: New file.
* Makefile.in: Build it.
* configure.host, configure.tgt: Support NetBSD/arm.
