2006-05-19 Fred Fish <fnf@specifix.com>
* Makefile.in: Fix spelling of 'explicitly' and 'explicit'.
* dwarfread.c: Fix spelling of 'unexpected'.
* mips-tdep.c: Fix spelling of 'possible' and 'Determine'.
* stack.c: Fix spelling of 'RETURN_VALUE'.
* 2006-03-22 Jim Blandy <jimb@redhat.com>
Add support for the Renesas M32C and M16C.
* configure.tgt (m32c-*-*): New entry.
* config/m32c/m32c.mt: New file.
* m32c-tdep.c: New file.
* Makefile.in (elf_m32c_h): New variable.
(m32c-tdep.o): New rule.
* NEWS: Mention new target.
* MAINTAINERS: Designate Jim Blandy as responsible maintainer.
frame sniffer.
* sparc-tdep.c (sparc32_gdbarch_init): Make sure to call
dwarf2_frame_set_init_reg() before gdbarch_init_osabi() so
that the latter can override.
* Makefile.in (sparc64-linux-tdep.o): Update dependencies.
(sparc32_linux_init_abi): Hook it into tdep->step_trap.
* sparc64-linux-tdep.c (sparc64_linux_step_trap): New.
(sparc64_linux_init_abi): Hook it into tdep->step_trap.
* Makefile.in: Update dependencies.
(check_for_thread_db): New function, split out from
thread_db_new_objfile. Remove dead check for active
thread_db on inapplicable targets.
(thread_db_new_objfile): Call check_for_thread_db.
* Makefile.in (linux-thread-db.o): Update.
* linux-nat.c (child_post_attach): Call check_for_thread_db.
(linux_child_post_startup_inferior): Likewise.
(lin_lwp_attach_lwp): Call target_post_attach instead of
child_post_attach.
* linux-nat.h (check_for_thread_db): New prototype.
2006-03-28 Jim Blandy <jimb@codesourcery.com>
* prologue-value.c, prologue-value.h: New files.
* Makefile.in (prologue_value_h): New variable.
(HFILES_NO_SRCDIR): List prologue-value.h.
(SFILES): List prologue-value.c.
(COMMON_OBS): List prologue-value.o.
(prologue-value.o): New rule.
src/gdb/doc/ChangeLog:
2006-03-28 Jim Blandy <jimb@codesourcery.com>
* gdbint.texinfo (Prologue Analysis): New section.
(fork_load_infrun_state): Set inferior_ptid and stop_pc here.
Update the register cache and selected frame also.
(linux_fork_mourn_inferior): Use fork_load_infrun_state. Return
to single fork mode if necessary.
(linux_fork_context): Remove bits handled by fork_load_infrun_state.
* Makefile.in (linux_fork_h): New.
(linux-fork.o, linux-nat.o): Update.
(mips_linux_init_abi): Use 128-bit long double for N32 and N64.
(mips_n32n64_return_value): Support 128-bit long double.
(print_gp_register_row): Don't print spaces before ignored
or floating point registers.
* symfile.c (generic_load): Use buildargv() and tilde_expand()
to parse file names with quoting, spaces and tildes properly.
(load_command): Quote all special characters before calling
target_load() such that buildargv() doesn't break file names.
(_initialize_symfile): Mention the load offset in the help for
the load command.
* remote-sim.c: Include readline.h.
(gdbsim_load): Use buildargv and tilde_expand() to parse file
names with quoting, spaces and tildes properly.
* target.h (target_load): Comment the parameters better.
* Makefile.in (remote_sim.o): Add readline.h dependency.
testsuite/
* gdb.base/help.exp (help load): Update expected results.
* Makefile.in (gdb_select_h, ser_tcp_h): New.
(ALLDEPFILES): Add ser-mingw.c.
(event-loop.o, inflow.o, mingw-hdep.o, posix-hdep.o, ser-base.o)
(ser-tcp.o, ser-unix.o): Update.
(ser-mingw.o): New rule.
* configure: Regenerated.
* configure.ac: Add ser-mingw.o for mingw32.
* ser-mingw.c: New file.
* event-loop.c: Include "gdb_select.h".
(gdb_select): Remove, moved to mingw-hdep.c and posix-hdep.c.
* ser-base.c: Include "gdb_select.h".
(ser_base_wait_for): Use gdb_select.
* serial.c (serial_for_fd): New function.
(serial_fdopen): Try "terminal" before "hardwire". Initialize
the allocated struct serial.
(serial_wait_handle): New function.
* serial.h (serial_for_fd, serial_wait_handle): New prototypes.
(struct serial_ops) [USE_WIN32API]: Add wait_handle.
* gdb_select.h: New file.
* ser-tcp.c: Include "ser-tcp.h". Remove unused "ser-unix.h" include.
(net_close, net_read_prim, net_write_prim): Make global.
(net_open): Likewise. Pass an exception set to select. Whitespace fix.
Document why we can not use gdb_select.
(_initialize_ser_tcp) [USE_WIN32API]: Do not register TCP support here.
* ser-tcp.h: New file.
* inflow.c (gdb_has_a_terminal): Don't initialize stdin_serial here.
(handle_sigio): Use gdb_select.
(initialize_stdin_serial): New function.
* terminal.h (initialize_stdin_serial): New prototype.
* top.c (gdb_init): Call initialize_stdin_serial.
* mingw-hdep.c (gdb_select): New function, moved from gdb_select in
event-loop.c. Add exception condition support. Use serial_for_fd
and serial_wait_handle. Fix timeout handling.
* posix-hdep.c: Include "gdb_select.h".
(gdb_select): New function.
* remote-st.c (connect_command): Use gdb_select.
* ser-unix.c: Include "gdb_select.h".
(hardwire_send_break, wait_for): Use gdb_select.
(ALLDEPFILES): Add mingw-hdep.c and posix-hdep.c.
* configure.ac: Add gdb_host_obs to CONFIG_OBS. Set gdb_host_obs
to posix-hdep.o by default.
* configure: Regenerated.
* configure.host: Document gdb_host_obs. Add an entry for
i[34567]86-*-mingw32*.
* mingw-hdep.c, posix-hdep.c: New files.
* utils.c (safe_strerror): Remove, moved to posix-hdep.o.
* osabi.c (gdb_osabi_name): Add name of new value GDB_OSABI_AIX.
* rs6000-tdep.h: New file.
* rs6000-tdep.c: Include "rs6000-tdep.h".
(rs6000_gdbarch_init): Remove enabling of software single step.
Will be done in the AIX-specific initialization routine.
* rs6000-aix-tdep.c: New file.
* config/powerpc/aix.mt (TDEPFILES): Add rs6000-aix-tdep.o.
* Makefile.in (rs6000_tdep_h): New variable.
(rs6000-tdep.o): Update dependencies.
(rs6000-aix-tdep.o): New rule.
stricter. Add separate cases for long_arg, ptr_arg, and
long_double_arg.
* utils.c (xstrvprintf): Improve the error message issued
for a bad format string.
* Makefile.in (GDB_WARN_CFLAGS_NO_FORMAT, INTERNAL_CFLAGS_BASE):
New variables.
(gnu-v3-abi.o, monitor.o, procfs.o, linux-thread-db.o): Remove
$(NO_WERROR_CFLAGS).
(printcmd.o): Likewise. Use $(GDB_WARN_CFLAGS_NO_FORMAT) and
enable -Werror.
* sh-tdep.c: Include reggroups.h.
(sh_register_reggroup_p): New function.
(sh_gdbarch_init): Add call to set_gdbarch_register_reggroup_p.
* Makefile.in (sh-tdep.o): Add dependency on reggroups.h.
Checkpoint/Restart for Linux.
* linux-nat.c: Add support for debugging multiple forks.
Add #include for linux-fork.h (interface spec).
(super_mourn_inferior): New function pointer.
(child_mourn_inferior): New function / target method.
(linux_target): Claim to_mourn_inferior method pointer.
(child_follow_fork): Call interface to linux-fork, conditionally
add new fork processes to list of debugged processes.
(kill_inferior): Use interface to linux-fork to kill
multiple processes.
* linux-fork.h: New file.
* linux-fork.c: New file. Support for debugging multiple forks
of the same program. Support for checkpoint and restart commands.
* infrun.c (nullify_last_target_wait_ptid): New function.
* Makefile.in: Add linux-fork.
* config/*/linux.mh: Add linux-fork.
* NEWS: Mention new functionality.
"bsd-uthread.h".
(SPARC64OBSD_UTHREAD_FP_OFFSET, SPARC64OBSD_UTHREAD_PC_OFFSET):
New defines.
(sparc64obsd_supply_uthread, sparc64obsd_collect_uthread): New
functions.
(sparc64obsd_init_abi): Set supply_uthread and collect_uthread.
* Makefile.in (sparc64obsd-tdep.o): Update dependencies.
(amd64obsd_uthread_reg_offset): New variable.
(AMD64OBSD_UTHREAD_RSP_OFFSET): New define.
(amd64obsd_supply_uthread, amd64obsd_collect_uthread): New
functions.
(amd64obsd_init_abi): Set supply_uthread and collect_uthread.
* Makefile.in (amd64obsd-tdep.o): Update dependencies.
floatformat_vax.
(convert_doublest_to_floatformat): Use
floatformat_normalize_byteorder to swap bytes if necessary.
* vax-tdep.c: Include floatformat.h.
(vax_gdbarch_init): Set float_format, double_format,
long_double_format and long_double_bit.
* Makefile.in (vax-tdep.o): Update dependencies.
(alpha-linux-nat.o, sparc-linux-nat.o): New rules.
(amd64-linux-nat.o, arm-linux-nat.o, hppa-linux-nat.o)
(i386-linux-nat.o, ia64-linux-nat.o, linux-nat.o, m32r-linux-nat.o)
(m68klinux-nat.o, mips-linux-nat.o, ppc-linux-nat.o, s390-nat.o)
(sparc64-linux-nat.o): Update dependencies.
* alpha-linux-nat.c, sparc-linux-nat.c: New files.
* amd64-linux-nat.c (amd64_linux_fetch_inferior_registers): Renamed
from fetch_inferior_registers and made static.
(amd64_linux_store_inferior_registers): Renamed from
store_inferior_registers and made static.
(amd64_linux_child_post_start_inferior): Renamed from
child_post_startup_inferior and made static. Call
super_post_startup_inferior.
(super_post_startup_inferior): New.
(_initialize_amd64_linux_nat): Set it. Call linux_target and
add_target.
* arm-linux-nat.c (arm_linux_fetch_inferior_registers): Renamed
from fetch_inferior_registers and made static.
(arm_linux_store_inferior_registers): Renamed from
store_inferior_registers and made static.
(_initialize_arm_linux_nat): Add a prototype. Use linux_target and
add_target.
* hppa-linux-nat.c (hppa_linux_fetch_inferior_registers): Renamed
from fetch_inferior_registers and made static.
(hppa_linux_store_inferior_registers): Renamed from
store_inferior_registers and made static.
(_initialize_hppa_linux_nat): New function.
* i386-linux-nat.c (i386_linux_fetch_inferior_registers): Renamed
from fetch_inferior_registers and made static.
(i386_linux_store_inferior_registers): Renamed from
store_inferior_registers and made static.
(i386_linux_resume): Renamed from child_resume and made static.
(i386_linux_child_post_start_inferior): Renamed from
child_post_startup_inferior and made static. Call
super_post_startup_inferior.
(super_post_startup_inferior): New.
(_initialize_i386_linux_nat): New function.
* i386-nat.c: Remove LINUX_CHILD_POST_STARTUP_INFERIOR #ifndef.
* ia64-linux-nat.c (ia64_linux_xfer_unwind_table): Remove.
(super_xfer_partial): New.
(ia64_linux_xfer_partial): New function. Use it.
(_initialize_ia64_linux_nat): New function.
* ia64-tdep.c (getunwind_table): Revert 2005-06-08 change; use
target_read_partial and document the problem.
* inf-ptrace.c (inf_ptrace_fetch_register): Use
CANNOT_FETCH_REGISTER. Fix some comments.
(inf_ptrace_store_register): Use CANNOT_STORE_REGISTER. Fix some
comments.
* linux-nat.c: Include "inf-ptrace.h" and "auxv.h".
(linux_ops, super_xfer_partial): New variables.
(linux_child_post_startup_inferior): Make static.
(child_post_startup_inferior): Delete.
(linux_nat_attach, linux_nat_detach, resume_callback)
(linux_nat_resume, linux_nat_wait, linux_nat_create_inferior)
(linux_nat_mourn_inferior): Use linux_ops instead of
deprecated_child_ops.
(child_wait): Do not depend on CHILD_WAIT.
(linux_nat_xfer_memory): Remove, replace by ...
(linux_nat_xfer_partial): ... this. Use linux_ops->to_xfer_partial
instead of linux_proc_xfer_memory and child_xfer_memory.
(linux_nat_fetch_registers, linux_nat_store_registers)
(linux_nat_child_post_startup_inferior): New functions.
(init_linux_nat_ops): Use the new functions.
(linux_proc_xfer_memory): Remove, replace by ...
(linux_proc_xfer_partial): ... this. Make static.
(linux_xfer_partial, linux_register_u_offset, linux_target): New
functions.
(_initialize_linux_nat): Do not modify deprecated_child_ops.
* linux-nat.h (linux_proc_xfer_memory): Remove prototype.
(struct mem_attrib, struct target_ops): Remove forward declarations.
(linux_child_post_startup_inferior): Remove prototype.
(linux_target): Add prototype.
* linux-thread-db.c (thread_db_xfer_memory): Remove, replace by ...
(thread_db_xfer_partial): ... this.
(init_thread_db_ops): Set to_xfer_partial instead of
deprecated_xfer_memory.
* m32r-linux-nat.c (m32r_linux_fetch_inferior_registers): Renamed
from fetch_inferior_registers and made static.
(m32r_linux_store_inferior_registers): Renamed from
store_inferior_registers and made static.
(_initialize_m32r_linux_nat): New function.
* m68klinux-nat.c (m68k_linux_fetch_inferior_registers): Renamed
from fetch_inferior_registers and made static.
(m68k_linux_store_inferior_registers): Renamed from
store_inferior_registers and made static.
(old_fetch_inferior_registers, old_store_inferior_registers): Made
static.
(_initialize_m68k_linux_nat): Use linux_target and add_target.
* mips-linux-nat.c (_initialize_mips_linux_nat): New function.
* ppc-linux-nat.c (ppc_linux_fetch_inferior_registers): Renamed
from fetch_inferior_registers and made static.
(ppc_linux_store_inferior_registers): Renamed from
store_inferior_registers and made static.
(_initialize_ppc_linux_nat): New function.
* s390-nat.c (s390_linux_fetch_inferior_registers): Renamed
from fetch_inferior_registers and made static.
(s390_linux_store_inferior_registers): Renamed from
store_inferior_registers and made static.
(_initialize_s390_nat): New function.
* sparc64-linux-nat.c (_initialize_sparc64_linux_nat): Use
linux_target and add_target.
* config/nm-linux.h: Don't include "auxv.h".
(struct target_waitstatus, child_wait, CHILD_WAIT)
(CHILD_PID_TO_EXEC_FILE, CHILD_INSERT_FORK_CATCHPOINT)
(CHILD_INSERT_VFORK_CATCHPOINT, CHILD_INSERT_EXEC_CATCHPOINT)
(CHILD_POST_STARTUP_INFERIOR, CHILD_POST_ATTACH, CHILD_FOLLOW_FORK)
(DEPRECATED_KILL_INFERIOR, NATIVE_XFER_AUXV): Delete.
* config/alpha/alpha-linux.mh (NATDEPFILES): Replace infptrace.o
and inftarg.o with inf-ptrace.o and alpha-linux-nat.o.
* config/sparc/linux.mh (NATDEPFILES): Replace infptrace.o and
inftarg.o with sparc-linux-nat.o.
* config/sparc/linux64.mh (NATDEPFILES): Remove infptrace.o and
inftarg.o.
* config/arm/linux.mh (NATDEPFILES): Replace infptrace.o and
inftarg.o with inf-ptrace.o.
* config/i386/linux.mh (NATDEPFILES): Likewise.
* config/i386/linux64.mh (NATDEPFILES): Likewise.
* config/ia64/linux.mh (NATDEPFILES): Likewise.
* config/m32r/linux.mh (NATDEPFILES): Likewise.
* config/m68k/linux.mh (NATDEPFILES): Likewise.
* config/mips/linux.mh (NATDEPFILES): Likewise.
* config/pa/linux.mh (NATDEPFILES): Likewise.
* config/powerpc/linux.mh (NATDEPFILES): Likewise.
* config/powerpc/ppc64-linux.mh (NATDEPFILES): Likewise.
* config/s390/s390.mh (NATDEPFILES): Likewise.
* config/i386/nm-linux.h (DEPRECATED_CHILD_RESUME): Don't define.
(LINUX_CHILD_POST_STARTUP_INFERIOR): Don't define.
* config/i386/nm-linux64.h (LINUX_CHILD_POST_STARTUP_INFERIOR):
Don't define.
* config/ia64/nm-linux.h: Don't include "target.h".
(NATIVE_XFER_UNWIND_TABLE, ia64_linux_xfer_unwind_table): Remove.
* config/djgpp/fnchange.lst: Add alpha-linux-tdep.c,
alpha-linux-nat.c, sparc-linux-tdep.c, and sparc-linux-nat.c.
include "tramp-frame.h".
(ppcobsd_sigtramp_cache_init): Remove function.
(ppcobsd_sigtramp): Remove variable.
(ppcobsd_page_size, ppcobsd_sigreturn_offset): New variables.
(ppcobsd_sigtramp_p): New function.
(ppcobsd_sigtramp_frame_cache, ppcobsd_sigtramp_frame_this_id)
(ppcobsd_sigtramp_frame_prev_register): New functions.
(ppcobsd_sigtramp_frame_unwind): New variable.
(ppcobsd_sigtramp_frame_sniffer): New function.
(ppcobsd_init_abi): Adjust to register new sigtramp sniffer
instead of the old one.
* Makefile.in (ppcobsd-tdep.o): Update dependencies.
instead of 8.
* m68kbsd-tdep.c: Include "frame.h", "trad-frame.h" and
"tramp-frame.h".
(m68kobsd_sigtramp_cache_init): New function.
(m68kbsd_aout_init_abi): Prepend m68kobsd_sigtramp unwinder.
"value.h" and "elf/common.h".
(hppabsd_supply_gregset): Use `gdb_byte *' for byte buffer.
(hppabsd_find_global_pointer): New function.
(hppabsd_init_abi): Set TDEP->find_global_pointer to
hppabsd_find_global_pointer.
* Makefile.in (hppabsd-tdep.o): Update dependencies.
* Makefile.in (symfile.o): Add $(exec_h).
* exec.h (exec_set_section_address): Add prototype.
* exec.c (exec_set_section_address): New function.
* symfile.c: Include "exec.h".
(struct place_section_arg, place_section): New.
(default_symfile_offsets): Call place_section for each
section of a relocatable file.
gdb/testsuite/
* gdb.base/relocate.c: Add a copyright notice.
(dummy): Remove.
* gdb.base/relocate.exp: Test printing the values of variables
from a relocatable file.
Reorder includes. Don't require FETCH_INFERIOR_REGISTERS to be
defined.
(armnbsd_fetch_registers): Rename from armnbsd_fetch_registers.
Make static.
(armnbsd_store_registers): Rename from armnbsd_store_registers.
Make static.
(_initialize_arm_netbsd_nat): Construct and add target vector.
* Makefile.in (armnbsd-nat.o): Update dependencies.
* config/arm/nbsdaout.mh (NATDEPFILES): Remove infptrace.o and
intarg.o, add inf-ptrace.o.
(NAT_FILE): Set to solib.h.
* config/arm/nbsdelf.mh (NATDEPFILES): Remove infptrace.o and
inftarg.o, add inf-ptrace.o.
(NAT_FILE): Remove.
* Makefile.in: Re-add v850-tdep.o dependencies.
* configure.tgt: Re-add v850.
* v850-tdep.c: Reorder code slightly. Add register number enumerator.
(struct v850_frame_cache): New structure.
(v850_processor_type_table): Remove. Move functionality into
v850_register_name, v850e_register_name and v850_gdbarch_init.
(v850_register_name): New function.
(v850e_register_name): New function.
(struct prologue_info): Remove definition.
(v850_register_type): New function.
(v850_type_is_scalar): New function.
(v850_use_struct_convention): Align to gcc behaviour.
(v850_handle_prepare): Renamed from handle_prepare. Change third
parameter to struct v850_frame_cache *.
(v850_handle_pushm): Renamed from handle_pushm. Change third parameter
to struct v850_frame_cache *.
(v850_is_save_register): New function to evaluate if a register is
caller-save.
(v850_analyze_prologue): Replace v850_scan_prologue. Change to support
new frame code.
(v850_init_extra_frame_info): Remove.
(v850_frame_chain): Remove.
(v850_find_callers_reg): Remove.
(v850_skip_prologue): Make static.
(v850_pop_frame): Remove.
(v850_frame_align): New function.
(v850_push_dummy_call): Replace v850_push_arguments.
(v850_push_return_address): Remove.
(v850_extract_return_value): New function.
(v850_store_return_value): New function.
(v850_return_value): New function.
(v850_frame_saved_pc): Remove.
(v850_breakpoint_from_pc): New function.
(v850_alloc_frame_cache): New function.
(v850_fix_call_dummy): Remove.
(v850_frame_cache): New function.
(v850_target_architecture_hook): Remove.
(v850_frame_prev_register): New function.
(v850_frame_this_id): New function.
(v850_frame_unwind): New structure.
(v850_frame_sniffer): New function.
(v850_unwind_sp): New function.
(v850_unwind_pc): New function.
(v850_unwind_dummy_id): New function.
(v850_frame_base_address): New function.
(v850_frame_base): New structure.
(v850_gdbarch_init): New function.
* config/v850/v850.mt: Undelete. Drop TM_FILE.
* go32-nat.c: Include top.h. Update copyright years.
(init_go32_ops): Override the default value of gdbinit[] with
"gdb.ini".
* cli/cli-cmds.c (init_cli_cmds): Use gdbinit[] instead of a
compile-time literal string GDBINIT_FILENAME.
* top.c (PATH_MAX): Define if not defined.
(gdbinit): Declare with a constant size PATH_MAX.
* config/i386/go32.mh (XM_FILE): Remove.
* config/i386/xm-go32.h: Remove file.
* Makefile.in: Re-add h8300-tdep.o dependencies.
* h8300-tdep.c: Slightly rearrange type definitions and functions.
(struct frame_extra_info): Remove.
(struct h8300_frame_cache): Replace locals with differently defined
uses_fp member.
(h8300_unwind_pc): Simplify.
(h8300_unwind_sp): New function.
(h8300_unwind_dummy_id): Simplify.
(h8300_init_frame_cache): New function.
(h8300_is_argument_spill): Use reworked defines for opcode scanning.
(h8300_skip_prologue): Rewrite.
(h8300_alloc_frame_cache): Remove.
(h8300_analyze_frame_setup): Remove.
(h8300_analyze_register_saves): Remove.
(h8300_analyze_prologue): Rewrite.
(h8300_frame_cache): Use h8300_init_frame_cache instead of
h8300_alloc_frame_cache. Use BINWORD instead of constant 4 to
accomodate 16 bit mode. Fix saved_sp and register offset evaluation.
(h8300_frame_this_id): Correctly calculate this_id using saved stack
pointer instead of base.
(h8300_frame_prev_register): Drop needless braces.
(h8300_frame_base_address): New function.
(h8300_frame_base): New frame_base.
(h8300_push_dummy_call): Return correct CFA value.
(h8300h_extract_return_value): Fix 8 byte value handling.
(h8300_use_struct_convention): New function.
(h8300h_use_struct_convention): New function.
(h8300h_store_return_value): Fix 8 byte value handling.
(h8300_return_value): New function.
(h8300h_return_value): New function.
(h8300_extract_struct_value_address): Remove deprecated functionality.
(h8300_push_dummy_code): Remove.
(h8300_gdbarch_init): Replace set_gdbarch_extract_return_value and
set_gdbarch_store_return_value calls by set_gdbarch_return_value.
Remove calls to set_gdbarch_deprecated_fp_regnum,
set_gdbarch_deprecated_extract_struct_value_address,
set_gdbarch_deprecated_use_struct_convention and
set_gdbarch_push_dummy_code.
Add calls to set_gdbarch_unwind_sp and frame_base_set_default.
Slightly rearrange code.
Daniel Jacobowitz
Fred Fish
Mark Kettenis
David S. Miller
Andreas Schwab
Michael Snyder
Ulrich Weigand
Jim Blandy
Randolph Chung
Kevin Buettner
Alexandre Oliva
Andrew Stubbs
Joel Brobecker
Mark Mitchell
Eli Zaretskii
Nick Roberts
Ben Elliston
Bob Rossi
Corinna Vinschen