Jeff Johnston [Wed, 1 Sep 2004 18:00:29 +0000 (18:00 +0000)]
2004-09-01 Jeff Johnston <jjohnstn@redhat.com>
* observer.sh: Add struct so_list declaration.
* Makefile.in: Add dependencies on observer.h for solib.c and
breakpoint.c.
* breakpoint.c (disable_breakpoints_in_unloaded_shlib): New
function.
(_initialize_breakpoint): Register
disable_breakpoints_in_unloaded_shlib as an observer of the
"solib unloaded" observation event.
(re_enable_breakpoints_in_shlibs): For bp_shlib_disabled breakpoints,
call decode_line_1 so unfound breakpoint errors are silent.
* solib.c (update_solib_list): When a solib is discovered to have
been unloaded by the program, notify all observers of the
"solib unloaded" observation event.
Jim Blandy [Wed, 1 Sep 2004 04:19:22 +0000 (04:19 +0000)]
* dwarf2read.c (is_vtable_name): New function, based on logic from
read_structure_type, but passing the correct length to strncmp,
and using 'sizeof' instead of 'strlen'.
(read_structure_type): Call it.
Andrew Cagney [Tue, 31 Aug 2004 14:43:18 +0000 (14:43 +0000)]
2004-08-31 Andrew Cagney <cagney@gnu.org>
* gdb.base/sigstep.exp (breakpoint_to_handler_entry)
(skip_to_handler_entry): New procedures. Test stepping into a
handler when the breakpoint is at the handler's entry point.
Nathanael Nerode [Mon, 30 Aug 2004 18:59:50 +0000 (18:59 +0000)]
2004-08-30 Nathanael Nerode <neroden@gcc.gnu.org>
* configure.in: Autoupdate to autoconf 2.59.
* aclocal.m4: Rebuild with aclocal 1.4p6.
* configure: Rebuild with autoconf 2.59.
* Makefile.in: Rebuild with automake 1.4p6 (picking up
bfd changes for autoconf 2.59 on the way).
* config.in: Rebuild with autoheader 2.59.
Nathanael Nerode [Mon, 30 Aug 2004 18:58:14 +0000 (18:58 +0000)]
2004-08-30 Nathanael Nerode <neroden@gcc.gnu.org>
* acinclude.m4: Require AC_CANONICAL_TARGET, not AC_CANONICAL_SYSTEM.
Include ../config/acx.m4 and use ACX_NONCANONICAL_* where appropriate;
replace uses of *_alias with *_noncanonical.
* aclocal.m4: Rebuild with aclocal 1.4p6.
* Makefile.in: Rebuild with automake 1.4p6.
* doc/Makefile.in: Rebuild with automake 1.4p6.
* configure.in: Autoupdate with autoupdate 2.59.
* config.in: Regenerate with autoheader 2.59.
* configure: Regnerate with autoconf 2.59.
Andrew Cagney [Mon, 30 Aug 2004 16:59:45 +0000 (16:59 +0000)]
2004-08-30 Andrew Cagney <cagney@gnu.org>
Fix PR breakpoints/1757.
* infrun.c (struct execution_control_state): Replace
remove_breakpoints_on_following_step with
step_after_step_resume_breakpoint.
(init_execution_control_state): Update.
(handle_inferior_event): For signals, when stepping off a
breakpoint, set step_after_step_resume_breakpoint. When
BPSTAT_WHAT_STEP_RESUME, do a single-step off the breakpoint.
(keep_going): Delete code handling
remove_breakpoints_on_following_step.
Index: testsuite/ChangeLog
2004-08-30 Andrew Cagney <cagney@gnu.org>
Michael Chastain [Sat, 28 Aug 2004 23:55:48 +0000 (23:55 +0000)]
2004-08-27 Michael Chastain <mec.gnu@mindspring.com>
With code from Manoj Iyer <manjo@austin.ibm.com>:
* lib/gdb.exp (gdb_file_cmd): Return more information in the
return value. Add an arm for "no debugging symbols found".
Change a stray "error" to "perror".
(gdb_run_cmd): Adapt to new return value.
* gdb.base/remote.exp: Adapt to new return value.
* gdb.gdb/complaints.exp: Likewise.
* gdb.gdb/observer.exp: Likewise.
* gdb.gdb/selftest.exp: Likewise.
* gdb.gdb/xfullpath.exp: Likewise.
Alan Modra [Sat, 28 Aug 2004 03:05:18 +0000 (03:05 +0000)]
bfd/
* bfd.c (bfd_get_synthetic_symtab): Pass counts and both symbol tables.
* elf-bfd.h (_bfd_elf_get_synthetic_symtab): Adjust.
* elf.c (_bfd_elf_get_synthetic_symtab): Adjust.
* libbfd-in.h (_bfd_nodynamic_get_synthetic_symtab): Adjust.
* targets.c (struct bfd_target <_bfd_get_synthetic_symtab>): Adjust.
* elf64-ppc.c (ppc64_elf_get_synthetic_symtab): Don't read symbols.
Use both symbol tables on non-relocatable objects. Use a common
error exit. Fix "mid" warning.
* libbfd.h: Regenerate.
* bfd-in2.h: Regenerate.
binutils/
* objdump.c (dump_bfd): Pass both symbol tables to
bfd_get_synthetic_symtab.
Alan Modra [Fri, 27 Aug 2004 14:54:41 +0000 (14:54 +0000)]
* elf64-ppc.c (ppc64_elf_branch_reloc): Check .opd is in a regular
object file.
(struct sfpr_def_parms): Save some space.
(sfpr_define): Here too.
* elf64-ppc.c (compare_symbols): Put section syms first.
(sym_exists_at): New function.
(ppc64_elf_get_synthetic_symtab): Use relocs to find code entry
points only for relocatable files. Use .opd section contents
otherwise. Generally clean up the code.
Joel Brobecker [Fri, 27 Aug 2004 13:37:42 +0000 (13:37 +0000)]
* procfs.c (dbx_link_bpt_addr): New static global variable.
(dbx_link_shadow_contents): New static global variable.
(procfs_wait, case <PR_SYSEXIT>): Handle syssgi events.
(procfs_wait, case <FLTBPT>): Remove the __dbx_link brekapoint
if we just hit it.
(procfs_init_inferior): Enable syssgi() syscall trace if appropriate.
Reset dbx_link_bpt_addr as the address of __dbx_link() may change
from run to run.
(procfs_create_inferior): Remove syssgi syscall-exit notifications
after the inferior has been forked.
(remove_dbx_link_breakpoint): New function.
(dbx_link_addr): New function.
(insert_dbx_link_bpt_in_file): New function.
(insert_dbx_link_bpt_in_region): New function.
(insert_dbx_link_breakpoint): New function.
(proc_trace_syscalls_1): New function, extracted from
proc_trace_syscalls.
(proc_trace_syscalls): Replace extract code by call to
proc_trace_syscalls_1.
* solib-irix.c (disable_break): Remove stop_pc assertion, as it
is no longer valid.
Nick Clifton [Fri, 27 Aug 2004 07:10:30 +0000 (07:10 +0000)]
* gas/i386/i386.exp: Group ELF specific tests together. Move the pcrel
test into the ELF only section. Use is_elf_format to test for ELF based
toolchains.
Andrew Cagney [Wed, 25 Aug 2004 15:26:19 +0000 (15:26 +0000)]
2004-08-25 Andrew Cagney <cagney@gnu.org>
* gdb.base/sigstep.exp (breakpoint_to_handler, skip_to_handler)
(skip_over_handler, breakpoint_over_hander): New test procedures.
(advance, advancei): Add a proper prefix, do not use
rerun_to_main.
* gdb.base/sigstep.c (main): Change to use an infinite loop.
Andrew Cagney [Wed, 25 Aug 2004 15:18:05 +0000 (15:18 +0000)]
2004-08-25 Andrew Cagney <cagney@gnu.org>
* infrun.c (struct execution_control_state): Delete field
"stepping_through_sigtramp".
(init_execution_control_state): Do not set same.
(context_switch): Do not pass same to save_infrun_state and
load_infrun_state.
* gdbthread.h (struct thread_info): Delete field
stepping_through_sigtramp.
(save_infrun_state, load_infrun_state): Delete parameter
stepping_through_sigtramp.
* thread.c (load_infrun_state, save_infrun_state): Update.
Jim Blandy [Tue, 24 Aug 2004 21:01:49 +0000 (21:01 +0000)]
* dwarf2expr.h (struct dwarf_expr_context): New members
'num_pieces' and 'pieces', for returning the result of an
expression that uses DW_OP_piece.
(struct dwarf_expr_piece): New struct type.
* dwarf2expr.c (new_dwarf_expr_context): Initialize num_pieces and
pieces.
(free_dwarf_expr_context): Free pieces, if any.
(add_piece): New function.
(execute_stack_op): Implement DW_OP_piece.
* dwarf2loc.c (dwarf2_evaluate_loc_desc): If the result of the
expression is a list of pieces, print an error message.
(dwarf2_loc_desc_needs_frame): If the expression yields
pieces, and any piece is in a register, then we need a frame.
Jim Blandy [Tue, 24 Aug 2004 17:31:49 +0000 (17:31 +0000)]
* dwarf2loc.c (dwarf2_evaluate_loc_desc): Wait to fetch the top of
the stack until we've decided what sort of result the evaluation
has produced. Use separate variables, with more specific names.
Nick Clifton [Tue, 24 Aug 2004 11:37:54 +0000 (11:37 +0000)]
altmacro.[sd]: Split out part from here...
altmac2.[sd]: ... to here.
excl.s: New.
gas.exp: Suppress both tests for a few targets known to break. Run the new
(split out) test only when the target doesn't use '!' as a comment character.
Mark Kettenis [Sun, 22 Aug 2004 19:03:41 +0000 (19:03 +0000)]
* infptrace.c: Remove #ifdef'ed out inclusion of gdb_stat.h.
Reorder includes.
(fetch_register, store_register): Remove prototypes.
(child_resume): Reorganize code and comments such that it is
grouped a bit more logically.
(attach): Explicitly compare errno against 0.
(detach): Likewise. Use perror_with_name instead of
print_sys_errmsg.
* Makefile.in (infptrace.o): Update dependencies.
Mark Kettenis [Sun, 22 Aug 2004 16:27:30 +0000 (16:27 +0000)]
* amd64-linux-tdep.c (amd64_linux_sigtramp_start): Change argument
from CORE_ADDR to struct frame_info *. Use
safe_frame_unwind_memory instead of deprecated_read_memory_nobpt.
(amd64_linux_sigtramp_p): Adjust for changed signature of
and64_linux_sigtramp_start