* sh-tdep.c (sh_nofp_frame_init_saved_regs): Extend where[] array
to include space for pseudoregs as well. Update loops accordingly.
(sh_fp_frame_init_saved_regs): Ditto.
(sh_init_extra_frame_info, sh_pop_frame): Split long lines.
* fork-inferior.c (fork_inferior): Add '!' to the list of
characters that need to be quoted when building a string for the
shell. Quote '!' specifically with a backslash, since CSH chokes
when trying to evaluate "str!str".
win32-nat.c (last_sig): Changed type of variable to target_signal,
to allow easier handling of pass state.
(DEBUG_EXCEPTION_SIMPLE): New macro, used in handle_exception,
that gives exception name and address.
(handle_exception): Use DEBUG_EXCEPTION_SIMPLE macro
and set last_sig value to ourstatus->value.sig. Some missing
exceptions added.
(child_continue): Correctly report continue_status.
(get_child_debug_event,do_initial_child_stuff): Set last_sig to
TARGET_SIGNAL_0 (new default value).
(child_resume): consider sig argument passed to decide if
the exception should be passed to debuggee or not.
* regcache.c (fetch_register): Call target_fetch_register
only if we don't call FETCH_PSEUDO_REGISTER.
(store_register): Call target_store_register only if we
don't call STORE_PSEUDO_REGISTER.
* gdbarch.sh: Add definitions for COFF_MAKE_MSYMBOL_SPECIAL and
ELF_MAKE_MSYMBOL_SPECIAL.
* gdbarch.c, gdbarch.h: Regenerate.
* arch-utils.c (default_elf_make_msymbol_special,
default_coff_make_msymbol_special): New functions.
* arch-utils.h (default_elf_make_msymbol_special,
default_coff_make_msymbol_special): Export.
* elfread.c (elf_symtab_read): Compile use of
ELF_MAKE_MSYMBOL_SPECIAL unconditionally because it is now
multiarched.
* coffread.c (coff_symtab_read): Ditto, for
COFF_MAKE_MSYMBOL_SPECIAL.
(svr4_relocate_section_addresses): Do the address arithmetic with
the appropriate truncation for target addresses, even when
CORE_ADDR is larger than a target address.
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.
* c-valprint.c (c_val_print): Pass a proper valaddr to
cp_print_class_method.
* valops.c (search_struct_method): If there is only one method
and args is NULL, return that method.
* regformats/reg-arm.dat: New file.
* regformats/reg-i386.dat: New file.
* regformats/reg-ia64.dat: New file.
* regformats/reg-m68k.dat: New file.
* regformats/reg-mips.dat: New file.
* regformats/reg-ppc.dat: New file.
* regformats/reg-sh.dat: New file.
* regformats/regdef.h: New file.
* regformats/regdat.sh: New file.
* symtab.c (find_pc_sect_psymtab): Do not search psymtabs for
data symbols, since we search based on textlow and texthigh.
(find_pc_sect_symtab): Likewise.
(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.
* target.c: New command, "set trust-readonly-sections on".
(do_xfer_memory): Honor the suggestion to trust readonly sections
by reading them from the object file instead of from the target.
(initialize_targets): Register command "set trust-readonly-sections".
* 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.
2002-01-23 Fred Fish <fnf@redhat.com>
* mdebugread.c (parse_partial_symbols): Only copy stabstring1 to
stabstring on initial malloc. Reallocing will copy it for us,
if necessary.
* ppc-linux-nat.c (ppc_register_u_addr, supply_gregset,
fill_gregset): Call gdbarch_tdep() just once, assign result to
variable and use that, instead of calling the function several
times.
* sh-tdep.c (sh_pseudo_register_read): New function. Renamed and
modified version of obsolete sh_fetch_pseudo_register.
(sh_fetch_pseudo_register): Rename to sh_pseudo_register_read.
(sh4_register_read): New function.
(sh_pseudo_register_write): New function. Renamed and modified
version of obsolete sh_store_pseudo_register.
(sh_store_pseudo_register): Rename to sh_pseudo_register_write.
(sh4_register_write): New function.
(sh_gdbarch_init): Remove setting of gdbarch function
fetch_pseudo_register and store_pseudo_register. Remove setting of
register_convert_to_raw, register_convert_to_virtual,
register_convertible.
(sh_sh4_register_convertible): Delete. No longer needed. All is
taken care by architecture specific functions
register_read/register_write.
(sh_sh4_register_convert_to_virtual): Make static.
(sh_sh4_register_convert_to_raw): Ditto.
parameter. Set frameless flag if it exists and depended of
whether the scanned function is frameless or not.
(xstormy16_skip_prologue): If function is frameless, return
result of xstormy16_scan_prologue().
(xstormy16_frame_init_saved_regs): Adjust xstormy16_scan_prologue()
call.
* sh-tdep.c (sh_fp_frame_init_saved_regs, sh_push_arguments,
sh_generic_show_regs, sh3_show_regs, sh3e_show_regs,
sh3_dsp_show_regs, sh4_show_regs, sh_dsp_show_regs,
sh_sh4_register_byte, sh_sh4_register_raw_size,
sh_sh3e_register_virtual_type, sh_sh4_register_virtual_type,
sh_sh4_register_convertible, sh_sh4_register_convert_to_virtual,
sh_sh4_register_convert_to_raw, sh_fetch_pseudo_register,
sh_store_pseudo_register, sh_do_pseudo_register): Call
gdbarch_tdep() just once, assign result to variable and use that,
instead of calling the function several times.
is up-to-date before running the program, not just when a program
exits.
* testsuite/gdb.base/reread.exp: Check that GDB properly re-reads the
executable file when it changes while no inferior is running.
2002-01-21 Fred Fish <fnf@redhat.com>
* arm-tdep.c (thumb_skip_prologue): Quit scanning prologue
when we have found all instructions we are looking for.
(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.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(fetch_inferior_registers): Only fetch integer registers
if requested to do so.
(store_inferior_registers): Only store integer registers
if requested to do so.
* linux-proc.c: Add "info proc" command, a la procfs.c.
(read_mapping): New function, abstract and re-use code.
(linux_find_memory_regions): Use new func read_mapping.
(linux_info_proc_cmd): New function, implement "info proc".
(_initialize_linux_proc): Add new command "info proc".
* symfile.c (generic_load): Use bfd_map_over_sections method
instead of manipulating bfd structure members directly.
(add_section_size_callback): New function, bfd sections callback
used by generic_load.
(load_sections_callback): New function, bfd sections callback
used by generic_load.
[Based on work by Jim Blandy]
* gdbtypes.h (builtin_type_v16qi, builtin_type_v8hi): Export.
(builtin_type_vec128): Export.
* gdbtypes.c (builtin_type_v16qi, builtin_type_v8hi): New SIMD
types.
(builtin_type_vec128): New builtin type for 128 bit vector
registers.
(build_gdbtypes): Initialize builtin_type_v16qi and
builtin_type_v8hi. Create the vec128 register builtin type
structure.
(build_builtin_type_vec128): New function.
(_initialize_gdbtypes): Register builtin_type_v16qi and
builtin_type_v8hi with gdbarch. Same for builtin_type_vec128.
* rs6000-tdep.c (rs6000_register_virtual_type): Change type of
AltiVec register to new builtin type.
* linux-proc.c (linux_do_thread_registers): Ignore fpxregs
until we can resolve portability issues.
* gregset.h: Remove references to fpxregs.
* gcore.c (gcore_command): Initialize note_sec to NULL.
errors evaluating the object before attempting to set its
value.
value_cast now properly adjusts VALUE_ADDRESS for baseclasses,
so this offset adjustment is no longer necessary.
(create_child): Don't set the error flag if the child is
a CPLUS_FAKE_CHILD.
(value_of_child): If value_fetch_lazy fails, return NULL
so that callers will be notified that an error occurred.
(c_value_of_variable): Delay check of variable's validity
until later. We actually want all structs and unions to have
the value "{...}".
Do not return "???" for variables which could not be evaluated.
This error condition must be returned to the caller so that it
can get the error condition from gdb.
(cplus_name_of_child): Adjust index for vptr before figuring
out the name of the child.
(cplus_value_of_child): If a child's (real) parent is not valid,
don't even bother trying to give a value for it. Just return
an error. Change all instances in this function.
(cplus_type_of_child): If our parent is one of the "fake"
parents, we need to get at the type of the real parent, and
derive the child's true type using this information.
* symfile.c (generic_load): Whitespace and long line cleanups.
Remove duplicate variable, change several local variables to
more appropriate data types.
(print_transfer_performance): Use %lu instead of %ld for ulongs.
DW_TAG_string_type (this is acceptable under the current DWARF 2.1/3.0
standard.)
2) In read_tag_string_type(), a fix for FORTRAN that propagates the
first string length to all string types. This is important as FORTRAN
strings are not delimited as in C/C++.
3) Handling of the DW_LANG_Fortran95.
* main.c (captured_main): Add new command line option "--pid".
If the second command line argument (following the symbol-file)
begins with a digit, try to attach to it before trying to open
it as a corefile.
(print_gdb_help): Document the "--pid" argument.
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.
* 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.
* 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.
