Kwok Yeung [Thu, 12 May 2011 12:09:17 +0000 (12:09 +0000)]
Add support for enabling and disabling tracepoints while a trace
experiment is still running.
gdb/
* breakpoint.c (disable_breakpoint): Disable all locations
associated with a tracepoint on target if a trace experiment is
running.
(disable_command): Disable a specific tracepoint location on target if
a trace experiment is running.
(do_enable_breakpoint): Enable all locations associated with a
tracepoint on target if a trace experiment is running.
(enable_command) Enable a specific tracepoint location on target if a
trace experiment is running.
* target.c (update_current_target): Add INHERIT and de_fault clauses for
to_supports_enable_disable_tracepoint, to_enable_tracepoint and
to_disable_tracepoint.
* target.h: Add declaration of struct bp_location.
(struct target_ops): Add new functions
to_supports_enable_disable_tracepoint, to_enable_tracepoint and
to_disable_tracepoint to target operations.
(target_supports_enable_disable_tracepoint): New macro.
(target_enable_tracepoint): New macro.
(target_disable_tracepoint): New macro.
* remote.c (struct remote_state): Add new field.
(remote_enable_disable_tracepoint_feature): New.
(remote_protocol_features): Add new entry.
(remote_supports_enable_disable_tracepoint): New.
(remote_enable_tracepoint): New.
(remote_disable_tracepoint): New.
(init_remote_ops): Add remote_enable_tracepoint,
remote_disable_tracepoint and remote_supports_enable_disable_tracepoint
to remote operations.
* tracepoint.c (start_tracing): Allow tracing to start without any
tracepoints enabled with just a warning if they can be re-enabled
later.
* NEWS: Add news item for the new behaviour of the enable and disable
GDB commands when applied to tracepoints.
Add news items for the new remote packets QTEnable and QTDisable.
gdb/doc/
* gdb.texinfo: Document change in the behaviour of the enable and
disable GDB commands when applied to tracepoints.
Document the EnableDisableTracepoints remote stub feature.
Document QTEnable and QTDisable in the list of tracepoint packets.
gdb/gdbserver/
* server.c (handle_query): Add EnableDisableTracepoints to the list
of supported features.
* tracepoint.c (clear_installed_tracepoints): Uninstall disabled
tracepoints.
(cmd_qtenable_disable): New.
(cmd_qtstart): Install tracepoints even if disabled.
(handle_tracepoint_general_set): Add call to cmd_qtenable_disable on
receiving a QTEnable or QTDisable packet.
(gdb_collect): Skip data collection if fast tracepoint is disabled.
(ust_marker_to_static_tracepoint): Do not ignore disabled static
tracepoints.
(gdb_probe): Skip data collection if static tracepoint is disabled.
Bernd Schmidt [Thu, 12 May 2011 10:00:06 +0000 (10:00 +0000)]
* config/default.exp (ld_assemble): Pass flags parameter to
default_ld_assemble.
(ld_assemble_flags): New function.
* ld-elf/frame.exp: Pass -mpic and -mpid flags to the assembler on
tic6x.
* ld-elf/exclude.exp: Likewise.
* lib/ld-lib.exp (default_ld_assemble): Take extra argument in_flags
and pass it to the assembler.
Jan Kratochvil [Wed, 11 May 2011 23:38:44 +0000 (23:38 +0000)]
Imported readline 6.2, and upstream patch 001.
[patch 0/3] readline-6.2 rebase
http://sourceware.org/ml/gdb-patches/2011-05/msg00003.html
[patch 1/3] readline-6.2: Merge of already posted patches
http://sourceware.org/ml/gdb-patches/2011-05/msg00004.html
=
[Bug-readline] [RFC/readline] bind.c, rl_function_dumper, Free allocated
http://lists.gnu.org/archive/html/bug-readline/2011-03/msg00000.html
[Bug-readline] [patch] Fix underquotation in readline/examples/rlfe/conf
http://lists.gnu.org/archive/html/bug-readline/2011-04/msg00001.html
[Bug-readline] [patch] Makefile.in htm<->html
http://lists.gnu.org/archive/html/bug-readline/2011-04/msg00002.html
Re: [Bug-readline] [patch] Makefile.in dependency: callback.o: xmalloc.h
http://lists.gnu.org/archive/html/bug-readline/2011-04/msg00004.html
[Bug-readline] [patch] Remove . from the VPATH directive
http://lists.gnu.org/archive/html/bug-readline/2011-04/msg00005.html
Eli Zaretskii's __MSDOS__ / __GO32__ / __MINGW32__ / __DJGPP__ stuff:
http://sourceware.org/ml/gdb/2011-04/msg00002.html
Jan Kratochvil's patch for FSF GDB tree local-specific changes:
http://sourceware.org/ml/gdb/2011-04/msg00006.html
Preservation of existing ChangeLog.gdb files, their updates.
[patch 2/3] readline-6.2: Workaround "ask" regression
http://sourceware.org/ml/gdb-patches/2011-05/msg00005.html
[patch 3/3] readline-6.2: Revert 5.x compat., apply 6.x compat.
http://sourceware.org/ml/gdb-patches/2011-05/msg00006.html
[patch 4/3] readline-6.2: Substitute inc-hist.texinfo
http://sourceware.org/ml/gdb-patches/2011-05/msg00010.html
readline/
Workaround gdb.base/completion.exp regression on readline-6.2.
* complete.c (get_y_or_n): Disable the return on RL_STATE_CALLBACK.
Imported readline 6.2, and upstream patch 001.
* configure: Regenerate.
readline/doc/
* hsuser.texi (Using History Interactively): Disable !BashFeatures
@defcodeindex. Make the `Programming with GNU History' reference
external.
* inc-hist.texinfo: Remove.
Imported readline 6.2, and upstream patch 001.
readline/examples/
Imported readline 6.2, and upstream patch 001.
readline/examples/rlfe/
Imported readline 6.2, and upstream patch 001.
gdb/
* config.in: Regenerate.
* configure: Regenerate.
* configure.ac <--with-system-readline> (for readline_echoing_p):
Remove the test.
* tui/tui-io.c (tui_old_readline_echoing_p): Rename to ...
(tui_old_rl_echoing_p): ... here.
(tui_setup_io): Rename extern declaration readline_echoing_p to
_rl_echoing_p. Adjust assignments for the both renames.
gdb/doc/
* Makefile.in (GDB_DOC_SOURCE_INCLUDES): Rename inc-hist.texinfo to
hsuser.texi.
* gdb.texinfo <!SYSTEM_READLINE>: Rename inc-hist.texinfo inclusion and
comment to hsuser.texi. Change rluser.texi name in the comment.
Nick Clifton [Wed, 11 May 2011 09:25:44 +0000 (09:25 +0000)]
* config/tc-arm.c(do_t_ldst): Warn on loading into sp with
writeback for appropriate cores/arch.
* testsuite/gas/arm/ld-sp-warn-cortex-m3.d: New test.
* testsuite/gas/arm/ld-sp-warn-cortex-m3.l: New test.
* testsuite/gas/arm/ld-sp-warn-cortex-m4.d: New test.
* testsuite/gas/arm/ld-sp-warn-cortex-m4.l: New test.
* testsuite/gas/arm/ld-sp-warn-v7.d: New test.
* testsuite/gas/arm/ld-sp-warn-v7.l: New test.
* testsuite/gas/arm/ld-sp-warn-v7a.d: New test.
* testsuite/gas/arm/ld-sp-warn-v7a.l: New test.
* testsuite/gas/arm/ld-sp-warn-v7e-m.l: New test.
* testsuite/gas/arm/ld-sp-warn-v7em.d: New test.
* testsuite/gas/arm/ld-sp-warn-v7m.d: New test.
* testsuite/gas/arm/ld-sp-warn-v7m.l: New test.
* testsuite/gas/arm/ld-sp-warn-v7r.d: New test.
* testsuite/gas/arm/ld-sp-warn-v7r.l: New test.
* testsuite/gas/arm/ld-sp-warn.s: New test.
Jan Kratochvil [Wed, 11 May 2011 04:56:08 +0000 (04:56 +0000)]
gdb/
Make addrs->SECTINDEX always defined.
* symfile.c (relative_addr_info_to_section_offsets): Check for
SECTINDEX -1, not for zero ADDR.
(addrs_section_compar): Remove checking for invalid SECTINDEX.
(addr_info_make_relative): Set SECTINDEX to -1 for unmatched entries.
* symfile.h (struct section_addr_info) <sectindex>: Update the comment
on its validity.
Mike Frysinger [Mon, 9 May 2011 18:14:01 +0000 (18:14 +0000)]
sim: bfin: fix UART LSR read-only bit saturation
A few bits in the newer UART LSR register are not sticky, so make sure
we clear them when returning updated status rather than leaving them
always set.
ld/testsuite/
* ld-tic6x/discard-unwind.ld: New.
* ld-tic6x/unwind.ld: New.
* ld-tic6x/unwind-1.d: New test.
* ld-tic6x/unwind-1.s: New test.
* ld-tic6x/unwind-2.d: New test.
* ld-tic6x/unwind-2.s: New test.
* ld-tic6x/unwind-3.d: New test.
* ld-tic6x/unwind-3.s: New test.
* ld-tic6x/unwind-4.d: New test.
* ld-tic6x/unwind-4.s: New test.
* ld-tic6x/unwind-5.d: New test.
* ld-tic6x/unwind-5.s: New test.
* ld-tic6x/unwind-6.d: New test.
gas/testsuite:
* gas/tic6x/unwind-1.d: New test.
* gas/tic6x/unwind-1.s: New test.
* gas/tic6x/unwind-2.d: New test.
* gas/tic6x/unwind-2.s: New test.
* gas/tic6x/unwind-3.d: New test.
* gas/tic6x/unwind-3.s: New test.
* gas/tic6x/unwind-bad-1.d: New test.
* gas/tic6x/unwind-bad-1.s: New test.
* gas/tic6x/unwind-bad-1.l: New test.
* gas/tic6x/unwind-bad-2.d: New test.
* gas/tic6x/unwind-bad-2.s: New test.
* gas/tic6x/unwind-bad-2.l: New test.
Dave Korn [Sat, 7 May 2011 14:29:10 +0000 (14:29 +0000)]
bfd/ChangeLog:
PR ld/12365
* cofflink.c (bfd_coff_link_input_bfd): Check for and warn about
references to symbols defined in discarded sections.
ld/ChangeLog:
PR ld/12365
* scripttempl/pe.sc (__rt_psrelocs_start): New symbol definition.
(__rt_psrelocs_end): Likewise.
(__rt_psrelocs_size): Likewise difference between the above.
(__RUNTIME_PSEUDO_RELOC_LIST_END__): Move outside .rdata section
immediately after end of pseudo-reloc data.
(___RUNTIME_PSEUDO_RELOC_LIST_END___): Likewise.
(__RUNTIME_PSEUDO_RELOC_LIST__): Move outside .rdata section and
calculate backward from list end.
(___RUNTIME_PSEUDO_RELOC_LIST___): Likewise.
* scripttempl/pep.sc: Likewise.
Dave Korn [Sat, 7 May 2011 14:26:56 +0000 (14:26 +0000)]
PR ld/12365
* coffgen.c (coff_write_symbol): Assume input section is its own
output section if output_section member not set.
(coff_write_alien_symbol): Likewise.
Alan Modra [Sat, 7 May 2011 05:37:54 +0000 (05:37 +0000)]
* dw2gencfi.c (CUR_SEG, SET_CUR_SEG, HANDLED, SET_HANDLED): Define.
Use throughout in place of #if SUPPORT_FRAME_LINKONCE.
(struct fde_entry): Rename cseg to cur_seg.
(cfi_change_reg_numbers): Remove ATTRIBUTE_UNUSED.
(get_cfi_seg): Likewise. Use if (SUPPORT_FRAME_LINKONCE) rather
that #if SUPPORT_FRAME_LINKONCE.
(cfi_finish): Likewise.
Ulrich Weigand [Fri, 6 May 2011 20:48:48 +0000 (20:48 +0000)]
ChangeLog:
* ppc-linux-tdep.c (ppu2spu_prev_register): Handle pseudo registers.
(ppu2spu_unwind_register): Mark pseudo registers unavailable.
* spu-tdep.c (op_selb): Use correct value.
testsuite/ChangeLog:
* gdb.cell/bt.exp: Delete breakpoints before running to signal
to avoid race condition.
* gdb.cell/coremaker.c: Use small stack size.
* gdb.cell/ea-standalone.exp: Use file name without path as
argument to c_to.
* gdb.cell/fork.exp: Allow other output when continuing to end.
Implement support for PowerPC BookE masked watchpoints.
gdb/
* NEWS: Mention masked watchpoint support. Create "Changed commands"
section.
* breakpoint.h (struct breakpoint_ops) <works_in_software_mode>: New
method. Initialize to NULL in all existing breakpoint_ops instances.
(struct breakpoint) <hw_wp_mask>: New field.
* breakpoint.c (is_masked_watchpoint): Add prototype.
(update_watchpoint): Don't set b->val for masked watchpoints. Call
breakpoint's breakpoint_ops.works_in_software_mode if available.
(watchpoints_triggered): Handle the case of a hardware masked
watchpoint trigger.
(watchpoint_check): Likewise.
(works_in_software_mode_watchpoint): New function.
(insert_masked_watchpoint, remove_masked_watchpoint)
(resources_needed_masked_watchpoint)
(works_in_software_mode_masked_watchpoint, print_it_masked_watchpoint)
(print_one_detail_masked_watchpoint, print_mention_masked_watchpoint)
(print_recreate_masked_watchpoint, is_masked_watchpoint): New
functions.
(masked_watchpoint_breakpoint_ops): New structure.
(watch_command_1): Check for the existence of the `mask' parameter.
Set b->ops according to the type of hardware watchpoint being created.
* ppc-linux-nat.c (ppc_linux_insert_mask_watchpoint)
(ppc_linux_remove_mask_watchpoint)
(ppc_linux_masked_watch_num_registers): New functions.
(_initialize_ppc_linux_nat): Initialize to_insert_mask_watchpoint,
to_remove_mask_watchpoint and to_masked_watch_num_registers.
* target.c (update_current_target): Mention to_insert_mask_watchpoint,
to_remove_mask_watchpoint, and to_masked_watch_num_registers.
(target_insert_mask_watchpoint, target_remove_mask_watchpoint)
(target_masked_watch_num_registers): New functions.
* target.h (struct target_ops) <to_insert_mask_watchpoint>,
<to_remove_mask_watchpoint>, <to_masked_watch_num_registers>: New
methods.
(target_insert_mask_watchpoint, target_remove_mask_watchpoint)
(target_masked_watch_num_registers): Add prototypes.
gdb/doc/
* gdb.texinfo (Set Watchpoints): Document mask parameter.
(PowerPC Embedded): Mention support of masked watchpoints.
Jan Kratochvil [Fri, 6 May 2011 16:01:40 +0000 (16:01 +0000)]
gdb/testsuite/
* gdb.threads/gcore-thread.exp (objfile, opts): New variables.
Try to compile the test using -Wl,-z,norelro first.
(load_core): New variable libthread_db_seen, initialize it.
(zeroed-threads cannot be listed): Protect it by XFAIL on
!$libthread_db_seen.
Jan Kratochvil [Fri, 6 May 2011 15:06:49 +0000 (15:06 +0000)]
gdb/
PR 12573
* dwarf2read.c (struct dwarf2_cu): New field has_loclist.
(producer_is_gcc_ge_4_0): New function.
(process_full_comp_unit): Set also symtab->locations_valid. Move the
symtab->language code.
(var_decode_location): Set cu->has_loclist.
* symtab.c (skip_prologue_sal): New variables saved_pc, force_skip and
skip. Intialize force_skip from locations_valid. Move the prologue
skipping code into two passes.
* symtab.h (struct symtab): Make the primary field a bitfield. New
field locations_valid.
gdb/testsuite/
PR 12573
* gdb.dwarf2/dw2-skip-prologue.S: New file.
* gdb.dwarf2/dw2-skip-prologue.c: New file.
* gdb.dwarf2/dw2-skip-prologue.exp: New file.
Jan Kratochvil [Fri, 6 May 2011 14:12:18 +0000 (14:12 +0000)]
gdb/
* c-exp.y (qualified_name): Call destructor_name_p with $1.type.
(classify_inner_name): Call cp_lookup_nested_type with
yylval.tsym.type.
* cp-namespace.c (cp_lookup_nested_type): New variable
saved_parent_type. Call CHECK_TYPEDEF for parent_type. Call
type_name_no_tag_or_error with saved_parent_type.
* dwarf2read.c (load_partial_dies): Read in any children of
DW_TAG_typedef with complaint in such case.
* gdbtypes.c (type_name_no_tag_or_error): New function.
* gdbtypes.h (type_name_no_tag_or_error): New prototype.
* valops.c (destructor_name_p): New comment for parameter type. Remove
type const. Make dname and cp const. Call type_name_no_tag_or_error.
* value.h (destructor_name_p): Remove type const.
Jan Kratochvil [Fri, 6 May 2011 13:38:35 +0000 (13:38 +0000)]
gdb/testsuite/
Fix a race.
* gdb.cp/static-print-quit.exp (print c): Split to ...
(print c - <return>, print c - q <return>, print c - to quit):
... these. Make the testfile untested on gdb-7.1.
Tristan Gingold [Fri, 6 May 2011 10:41:11 +0000 (10:41 +0000)]
2011-05-06 Tristan Gingold <gingold@adacore.com>
* vms-alpha.c (evax_section_flags): Remove SEC_IN_MEMORY.
(_bfd_vms_slurp_egsd): Rename old_flags to vms_flags. Handle
any code section. Add comments.
(alpha_vms_object_p): Use void * instead of PTR.
(alpha_vms_create_eisd_for_section): Fix test for setting DZRO.
(build_module_list): Guard against no DST section. Add comments.
(alpha_vms_link_output_symbol): Discard undefined symbols.
(alpha_vms_get_section_contents): Simply memcpy if the section was
already loaded. Fix typo.
(vms_new_section_hook): Use void * instead of PTR.
(vms_alpha_vec): Ditto.
Demote to sw watchpoint only in update_watchpoint.
* breakpoint.c (update_watchpoint): Change between software and
hardware watchpoint for all kinds of watchpoints, not just
read/write ones. Determine b->exact value here instead of
in watch_command_1. Error out if there are not enough resources
for a read or access hardware watchpoint.
(watch_command_1): Remove logic of checking whether there are
enough resources available, since update_watchpoint will do that
work now. Don't set b->exact here. Catch exceptions thrown by
update_watchpoint and delete the watchpoint.
(can_use_hardware_watchpoint): Remove exact_watchpoints argument.
Use target_exact_watchpoints instead.
(delete_breakpoint): Notify observers only if deleted watchpoint
has a breakpoint number assigned to it.
Bernd Schmidt [Thu, 5 May 2011 16:05:19 +0000 (16:05 +0000)]
bfd/
* elf32-tic6x.c (elf32_tic6x_final_link): New function.
(elf32_tic6x_merge_attributes): Do not warn for PID or PIC
mismatch. Choose the lower of the two values.
(bfd_elf32_bfd_final_link): New macro.
ld/testsuite/
* ld-tic6x/shared-nopic.d: New test.
* ld-tic6x/shared-nopid.d: New test.
* ld-tic6x/attr-pid-21.d: Don't expect a warning; check readelf
output instead.
* ld-tic6x/attr-pid-12.d: Likewise.
* ld-tic6x/attr-pic-01.d: Likewise.
* ld-tic6x/attr-pic-10.d: Likewise.
* ld-tic6x/attr-pid-01.d: Likewise.
* ld-tic6x/attr-pid-10.d: Likewise.
* ld-tic6x/attr-pid-02.d: Likewise.
* ld-tic6x/attr-pid-20.d: Likewise.
* ld-tic6x/got-reloc-inrange.d: Pass -mpic and -mpid options to gas.
Jerome Guitton [Thu, 5 May 2011 15:57:35 +0000 (15:57 +0000)]
2011-05-05 Jerome Guitton <guitton@adacore.com>
* i386-tdep.c (i386_in_stack_tramp_p, i386_stack_tramp_frame_sniffer):
New functions.
(i386_stack_tramp_frame_unwind): New static global.
(i386_match_pattern): New function, extracted from i386_match_insn.
(i386_match_insn): Use i386_match_pattern.
(i386_match_insn_block): New function.
(i386_tramp_chain_in_reg_insns)
(i386_tramp_chain_on_stack_insns): New static variables.
(i386_gdbarch_init): Add i386_stack_tramp_frame_unwind to list
of unwinders.
Alan Modra [Thu, 5 May 2011 13:11:36 +0000 (13:11 +0000)]
* dw2gencfi.c (SUPPORT_FRAME_LINKONCE): Define. Use throughout
file to conditionally compile code added 2011-04-26.
(cfi_change_reg_numbers): Add ATTRIBUTE_UNUSED on params only used
when SUPPORT_FRAME_LINKONCE.
(get_cfi_seg): Likewise. Reintroduce old code for when not
SUPPORT_FRAME_LINKONCE.
(cfi_finish): Move get_cfi_seg calls out of loop when not
SUPPORT_FRAME_LINKONCE. Avoid unused var warning.
It turns out that this change is not correct, and it causes a crash
on sparc-solaris while trying to load ld.so. This is because the
memory is actually still referenced after elf_symtab_read completes.
gdb/ChangeLog:
* elfread.c (elf_symtab_read): Revert the previous change
that tried to stop a memory leak.
Joel Brobecker [Tue, 3 May 2011 15:09:01 +0000 (15:09 +0000)]
new `In Memoriam' appendix in GDB Manual
This change removes the dedication of the manual to Fred Fish.
It also creates a new `In Memoriam' appendix, where Fred Fish
and Michael Snyder are mentioned.
gdb/doc/ChangeLog:
* gdb.texinfo (titlepage): Remove dedication.
(In Memoriam): New appendix.