Add testcases for PR ld/12921.

2011-06-24  H.J. Lu  <hongjiu.lu@intel.com>

PR ld/12921
* ld-i386/i386.exp: Run pr12921.
* ld-x86-64/x86-64.exp: Likewise.

* ld-i386/pr12921.d: New.
* ld-i386/pr12921.s: Likewise.
* ld-x86-64/pr12921.d: Likewise.
* ld-x86-64/pr12921.s: Likewise.

PR ld/12921
* elf.c (assign_file_positions_for_load_sections): Don't align
sh_offset for all SHT_NOBITS sections here, just .tbss sections
that don't get a PT_LOAD.

daily update

*** empty log message ***

gas/
PR gas/12915
* config/tc-mips.c (append_insn): Only consider hazards between the
pre-noreorder block and ip.

gas/testsuite/
* gas/mips/pr12915.s, gas/mips/pr12915.d: New test.
* gas/mips/mips.exp: Run it.

2011-06-23  Yao Qi  <yao@codesourcery.com>

* infrun.c (start_remote): Move call init_wait_for_inferior to ...
* remote.c (remote_start_remote): ... here.
* monitor.c (monitor_open): ... here.

2011-06-23  Yao Qi  <yao@codesourcery.com>

* gdb.cp/mb-inline.exp: Parse the output of `info break' to check breakpoint
1.2 is disabled.  KFAIL for uclinux.

sourceware.org/ml/gdb-patches/2011-06/msg00136.html

2011-06-23  Andrew Burgess  <aburgess@broadcom.com>

* gdbtypes.c (append_composite_type_field_aligned): Fix
calculation of bit position based on alignment.

Fix races in mi2-var-display.exp.

Fix races in mi2-return.exp.

Fix races in mi2-console.exp.

Fix races in mi2-basics.exp.

gdb/testsuite/

* gdb.base/moribund-step.exp: Skip test if displaced stepping is not
supported.
* lib/gdb.exp (support_displaced_stepping): New.

2011-06-23  Yao Qi  <yao@codesourcery.com>

* gdb.threads/execl.exp: Skip on remote target.

PR gold/12910
* options.h (class General_options): Add --ctors-in-init-array.
* layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
friends as SHT_PROGBITS for merging sections.
(Layout::layout): Remove special handling of .init_array and
friends.  Don't sort if doing relocatable link.  Sort for .ctors
and .dtors if ctors_in_init_array.
(Layout::make_output_section): Force correct section types for
.init_array and friends.  Don't sort if doing relocatable link,
Don't sort .ctors and .dtors if ctors_in_init_array.
(Layout::section_name_mapping): Remove .ctors. and .dtorso.
(Layout::output_section_name): Add relobj parameter.  Change all
callers.  Handle .ctors. and .dtors. in code rather than table.
Handle .ctors and .dtors if ctors_in_init_array.
(Layout::match_file_name): New function, moved from output.cc.
* layout.h (class Layout): Update declarations.
* output.cc: Include "layout.h".
(Input_section_sort_entry::get_priority): New function.
(Input_section_sort_entry::match_file_name): Just call
Layout::match_file_name.
(Output_section::Input_section_sort_init_fini_compare::operator()):
Handle .ctors and .dtors.  Sort by explicit priority rather than
by name.
* configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
* testsuite/initpri2.c: New test.
* testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
(check_PROGRAMS): Add initpri2.
(initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
(initpri2_LDFLAGS, initpri2_LDADD): New variables.
* configure, testsuite/Makefile.in: Rebuild.

*** empty log message ***

daily update

* elf32-sh.c (sh_elf_relocate_section): Allow R_SH_TLS_LE_32 for PIE.
(sh_elf_check_relocs): Likewise.

merge from gcc

2011-06-22  Pedro Alves  <pedro@codesourcery.com>

* breakpoint.c (bpstat_stop_status): Call the check_status
breakpoint_ops method.
(print_one_breakpoint_location): Also print the condition for Ada
exception catchpoints.
(allocate_bp_location): New, factored out from
allocate_bp_location.
(allocate_bp_location): Adjust.  Call the owner breakpoint's
allocate_location method, if there is one.
(free_bp_location): Call the locations's dtor method, if there is
one.
(init_raw_breakpoint_without_location): New breakpoint_ops
parameter.  Use it.
(set_raw_breakpoint_without_location): Adjust.
(init_raw_breakpoint): New breakpoint_ops parameter.  Pass it down.
(set_raw_breakpoint): Adjust.
(catch_fork_breakpoint_ops, catch_vfork_breakpoint_ops)
(catch_syscall_breakpoint_ops): Install NULL allocate_location,
re_set and check_status methods.
(init_catchpoint): Don't memset, initialize thread, addr_string
and enable_state.  Pass the ops down to init_raw_breakpoint.
(install_catchpoint): Rename to ...
(install_breakpoint): ... this, and make extern.
(create_fork_vfork_event_catchpoint): Adjust.
(catch_exec_breakpoint_ops): Install NULL allocate_location,
re_set and check_status methods.
(create_syscall_event_catchpoint): Adjust.
(ranged_breakpoint_ops, watchpoint_breakpoint_ops)
(masked_watchpoint_breakpoint_ops): Install NULL
allocate_location, re_set and check_status methods.
(catch_exec_command_1): Adjust.
(gnu_v3_exception_catchpoint_ops): Install NULL allocate_location,
re_set and check_status methods.
(create_ada_exception_breakpoint): Rename to ...
(init_ada_exception_breakpoint): ... this.  Add a struct
breakpoint parameter, and delete the exp_string, cond_string and
cond parameters.  Use init_raw_breakpoint, and don't install or
mention the breakpoint yet.  Don't clear breakpoint fields that
init_raw_breakpoint already clears.
(re_set_breakpoint): Delete, split into ...
(breakpoint_re_set_default, prepare_re_set_context): ... these new
functions.
(breakpoint_re_set_one): Call the breakpoint's
breakpoint_ops->re_set implementation, if there's one.  Adjust.
* breakpoint.h: Forward declare struct bpstats and struct bp_location.
(struct bp_location_ops): New type.
(struct bp_location): New field `ops'.
(struct breakpoint_ops): New `allocate_location', `re_set' and
`check_status' fields.  Make `breakpoint_hit''s description match
reality.
(init_bp_location): Declare.
(breakpoint_re_set_default): Declare.
(create_ada_exception_breakpoint): Rename to ...
(init_ada_exception_breakpoint): ... this.  Add a struct
breakpoint parameter, and delete the exp_string, cond_string and
cond parameters.
(install_breakpoint): Declare.
* ada-lang.c: Include exceptions.h.
<Ada exceptions description>: Update.
(struct ada_catchpoint_location): New type.
(ada_catchpoint_location_dtor): New function.
(ada_catchpoint_location_ops): New global.
(ada_catchpoint): New type.
(create_excep_cond_exprs): New function.
(dtor_exception, allocate_location_exception, re_set_exception)
(should_stop_exception, check_status_exception): New functions.
(print_one_exception, print_mention_exception)
(print_recreate_exception): Adjust.
(dtor_catch_exception, allocate_location_catch_exception)
(re_set_catch_exception, check_status_catch_exception): New
functions.
(catch_exception_breakpoint_ops): Install them.
(dtor_catch_exception_unhandled)
(allocate_location_catch_exception_unhandled)
(re_set_catch_exception_unhandled)
(check_status_catch_exception_unhandled): New functions.
(catch_exception_unhandled_breakpoint_ops): Install them.
(dtor_catch_assert, allocate_location_catch_assert)
(re_set_catch_assert, check_status_catch_assert): New functions.
(catch_assert_breakpoint_ops): Install them.
(ada_exception_catchpoint_p): Delete.
(catch_ada_exception_command_split)
(ada_exception_catchpoint_cond_string): Rename exp_string
parameter to excep_string.  Adjust.
(ada_parse_catchpoint_condition): Delete.
(ada_exception_sal): Rename the exp_string parameter to
excep_string.  Delete the cond_string and cond parameters.
Adjust.
(ada_decode_exception_location): Rename the exp_string parameter
to excep_string.  Delete the cond_string and cond parameters.
Adjust.
(create_ada_exception_catchpoint): New function.
(catch_ada_exception_command, ada_decode_assert_location)
(catch_assert_command): Adjust.
* ada-lang.h (ada_exception_catchpoint_p): Delete declaration.

2011-06-22  Pedro Alves  <pedro@codesourcery.com>

* ada-lang.c: Include arch-utils.h.
(ada_decode_exception_location): Make static.
(catch_ada_exception_command): Moved here from breakpoint.c.
(ada_decode_assert_location): Make static.
(catch_assert_command): Moved here from breakpoint.c.
(_initialize_ada_lang): Install the exception and assert
catchpoint commands here.
* ada-lang.h (ada_decode_exception_location)
(ada_decode_assert_location): Delete declarations.
* breakpoint.c (CATCH_PERMANENT, CATCH_TEMPORARY): Moved to
breakpoint.h.
(create_ada_exception_breakpoint): Make extern.
(catch_ada_exception_command, catch_assert_command): Moved to
ada-lang.c.
(add_catch_command): Make extern.
(_initilize_breakpoint): Don't install the exception and assert
catchpoint commands here.
* breakpoint.h (CATCH_PERMANENT, CATCH_TEMPORARY): Moved from
breakpoint.c
(add_catch_command, create_ada_exception_breakpoint): Declare.

2011-06-22  Pedro Alves  <pedro@codesourcery.com>

* breakpoint.c (init_raw_breakpoint_without_location): Don't add
the breakpoint to the breakpoint chain here.
(set_raw_breakpoint_without_location): Add the breakpoint to the
breakpoint chain here.
(init_raw_breakpoint): Adjust comments.
(set_raw_breakpoint): Add the breakpoint to the breakpoint chain
here.
(init_catchpoint): Don't set the catchpoint's breakpoint number
here.
(install_catchpoint): New function.
(create_fork_vfork_event_catchpoint)
(create_syscall_event_catchpoint, catch_exec_command_1): Adjust to
use install_catchpoint.

2011-06-22  Pedro Alves  <pedro@codesourcery.com>

* breakpoint.c (create_catchpoint_without_mention)
(create_catchpoint): Delete.

2011-06-22  Pedro Alves  <pedro@codesourcery.com>

* breakpoint.h (struct breakpoint): Delete field `exec_pathname'.
* breakpoint.c (init_raw_breakpoint_without_location): Remove
reference to exec_pathname.
(struct exec_catchpoint): New type.
(dtor_catch_exec): New function.
(insert_catch_exec, print_it_catch_exec, print_one_catch_exec): Adjust.
(catch_exec_breakpoint_ops): Install dtor_catch_syscall.
(catch_exec_command_1): Adjust to use init_catchpoint.
(delete_breakpoint): Remove reference to exec_pathname.

2011-06-22  Pedro Alves  <pedro@codesourcery.com>

* breakpoint.h (struct breakpoint_ops): New field `dtor'.
(struct breakpoint): Delete field `syscalls_to_be_caught'.
* breakpoint.c (init_raw_breakpoint_without_location): Remove
reference to syscalls_to_be_caught.
(catch_fork_breakpoint_ops, catch_vfork_breakpoint_ops): Install a
NULL `dtor'.
(struct syscall_catchpoint): New type.
(dtor_catch_syscall): New function.
(insert_catch_syscall, remove_catch_syscall)
(breakpoint_hit_catch_syscall, print_one_catch_syscall)
(print_recreate_catch_syscall): Adjust.
(catch_syscall_breakpoint_ops): Install dtor_catch_syscall.
(catch_exec_breakpoint_ops): Install a NULL `dtor'.
(create_syscall_event_catchpoint): Adjust to use init_catchpoint.
(ranged_breakpoint_ops, watchpoint_breakpoint_ops)
(masked_watchpoint_breakpoint_ops)
(gnu_v3_exception_catchpoint_ops): Install a NULL `dtor'.
(delete_breakpoint): Call the `dtor' breakpoint_ops method, if
there is one.  Remove references to syscalls_to_be_caught.
(catching_syscall_number): Adjust.
* ada-lang.c (catch_exception_breakpoint_ops)
(catch_exception_unhandled_breakpoint_ops)
(catch_assert_breakpoint_ops): Install a NULL `dtor'.

2011-06-22  Pedro Alves  <pedro@codesourcery.com>

* breakpoint.h (struct breakpoint): Delete forked_inferior_pid
field.
* breakpoint.c (init_raw_breakpoint_without_location): Remove
reference to forked_inferior_pid.
(struct fork_catchpoint): New type.
(breakpoint_hit_catch_fork, print_it_catch_fork)
(print_one_catch_fork, breakpoint_hit_catch_vfork)
(print_it_catch_vfork, print_one_catch_vfork): Adjust.
(create_fork_vfork_event_catchpoint): Adjust to use
init_catchpoint.

2011-06-22  Pedro Alves  <pedro@codesourcery.com>

* breakpoint.c (add_to_breakpoint_chain)
(init_raw_breakpoint_without_location): New functions, factored
out from ...
(set_raw_breakpoint_without_location): ... this one.
(init_raw_breakpoint): New function, factored out from
set_raw_breakpoint and adjusted to use
init_raw_breakpoint_without_location.
(set_raw_breakpoint): Adjust.
(init_catchpoint): New function, factored out from
create_catchpoint_without_mention and adjusted to use
init_raw_breakpoint.
(create_catchpoint_without_mention): Adjust.

    * elf64-alpha.c (elf64_alpha_check_relocs): No dynamic reloc for
        TPREL in a PIE image.
        (alpha_dynamic_entries_for_reloc): Likewise.
        (elf64_alpha_relocate_section): Allow TPREL in PIE images.
        (elf64_alpha_relax_got_load): Likewise.

Fix races in gdb.mi/mi-var-display.exp.

2011-06-22  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

       * elf32-arm.c (elf32_arm_final_link_relocate): Allow R_ARM_TLS_LE32
       for PIE.

Fix races in gdb.mi/mi-nsitrall.exp.

Fix races in gdb.mi/mi-nsmoribund.exp.

Fix races in gdb.mi/mi-return.exp.

* dwarf2.h (enum dwarf_location_atom): Add DW_OP_GNU_parameter_ref.

* dwarf.c (decode_location_expression): For DW_OP_GNU_convert and
DW_OP_GNU_reinterpret, if uvalue is 0, don't add cu_offset.
Handle DW_OP_GNU_parameter_ref.

* dwarf2expr.c (execute_stack_op) <DW_OP_GNU_convert>: Treat type
argument of 0 specially.

gdb/
* infrun.c (handle_inferior_event): Remove write-only local variable
`sw_single_step_trap_p'.

* ld/testsuite/ld-elf/elf.exp: Execute array_tests_pie tests on *-*-gnu*, too.

sim: bfin: pass up result2/errcode with libgloss syscalls

Now that the Blackfin libgloss code extracts the 2nd result and the
error code from the R1/R2 registers, have the sim fill them up.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

*** empty log message ***

Re-indent prefix_table.

2011-06-21  H.J. Lu  <hongjiu.lu@intel.com>

* i386-dis.c (prefix_table): Re-indent PREFIX_VEX_0F388C and
PREFIX_VEX_0F388E.

2011-06-21  Sameera Deshpande  <sameera.deshpande@arm.com>
* gas/config/tc-arm.c (vfp_conv): Add check on range of immediate operand
in vcvt instruction between floating-point and fixed-point.
(operand_parse_code): Add "OP_oI32z".
(parse_operands): OP_oI32z case added.
* gas/testsuite/gas/arm/vcvt-bad.d: New test.
* gas/testsuite/gas/arm/vcvt-bad.l: Likewise.
* gas/testsuite/gas/arm/vcvt-bad.s: Likewise.
* gas/testsuite/gas/arm/vcvt.d: Likewise.
* gas/testsuite/gas/arm/vcvt.s: Likewise.

* elflink.c (_bfd_elf_merge_symbol): Allow type changes for
plugin symbols.  Fix segfault on linker scrip defined syms.

daily update

*** empty log message ***

* symtab.c (lookup_language_this): End loop if block is NULL.

Adjust x86 IFUNC PLT.

2011-06-20  H.J. Lu  <hongjiu.lu@intel.com>

* ld-ifunc/ifunc-1-local-x86.d: Adjusted.
* ld-ifunc/ifunc-1-x86.d: Likewise.
* ld-ifunc/ifunc-3a-x86.d: Likewise.

* am33.igen (sub Rm,Rn,Rd): Fix computation of carry flag.

Revert x86_64-x32-* change.

gas/

2011-06-20  H.J. Lu  <hongjiu.lu@intel.com>

* configure.tgt: Revert x32 change.

ld/

2011-06-20  H.J. Lu  <hongjiu.lu@intel.com>

* configure.tgt: Revert x32 change.

ld/testsuite/

2011-06-20  H.J. Lu  <hongjiu.lu@intel.com>

* ld-elf/eh1.d: Revert x32 change.
* ld-elf/eh2.d: Likewise.
* ld-elf/eh3.d: Likewise.
* ld-elf/eh4.d: Likewise.

PR ld/12570
include/
* bfdlink.h (struct bfd_link_info): Add no_ld_generated_unwind_info
option.
ld/
* emultempl/elf32.em (OPTION_LD_GENERATED_UNWIND_INFO,
OPTION_NO_LD_GENERATED_UNWIND_INFO): Define.
(gld${EMULATION_NAME}_handle_option): Handle
--ld-generated-unwind-info and --no-ld-generated-unwind-info.
* ld.texinfo (--ld-generated-unwind-info,
--no-ld-generated-unwind-info): Document.
bfd/
* elf-eh-frame.c (_bfd_elf_parse_eh_frame): Allow no relocations
at all for linker created .eh_frame sections.
(_bfd_elf_discard_section_eh_frame): Handle linker created
.eh_frame sections with no relocations.
* elf64-x86-64.c: Include dwarf2.h.
(elf_x86_64_eh_frame_plt): New variable.
(PLT_CIE_LENGTH, PLT_FDE_LENGTH, PLT_FDE_START_OFFSET,
PLT_FDE_LEN_OFFSET): Define.
(struct elf_x86_64_link_hash_table): Add plt_eh_frame field.
(elf_x86_64_create_dynamic_sections): Create and fill in
.eh_frame section for .plt section.
(elf_x86_64_size_dynamic_sections): Write .plt section size
into .eh_frame FDE covering .plt section.
(elf_x86_64_finish_dynamic_sections): Write .plt section
start into .eh_frame FDE covering .plt section.  Call
_bfd_elf_write_section_eh_frame on htab->plt_eh_frame section.
(elf_backend_plt_alignment): Define to 4.
* elf32-i386.c: Include dwarf2.h.
(elf_i386_eh_frame_plt): New variable.
(PLT_CIE_LENGTH, PLT_FDE_LENGTH, PLT_FDE_START_OFFSET,
PLT_FDE_LEN_OFFSET): Define.
(struct elf_i386_link_hash_table): Add plt_eh_frame field.
(elf_i386_create_dynamic_sections): Create and fill in
.eh_frame section for .plt section.
(elf_i386_size_dynamic_sections): Write .plt section size
into .eh_frame FDE covering .plt section.
(elf_i386_finish_dynamic_sections): Write .plt section
start into .eh_frame FDE covering .plt section.  Call
_bfd_elf_write_section_eh_frame on htab->plt_eh_frame section.
(elf_backend_plt_alignment): Define to 4.
ld/testsuite/
* ld-x86-64/x86-64.exp: Link some testcases with
--no-ld-generated-unwind-info.
* ld-x86-64/tlsbin.rd: Add --no-ld-generated-unwind-info to ld
comment.
* ld-x86-64/tlsdesc.dd: Likewise.
* ld-x86-64/tlspic.dd: Likewise.
* ld-x86-64/tlsdesc.sd: Likewise.
* ld-x86-64/tlspic.rd: Likewise.
* ld-x86-64/tlsbindesc.rd: Likewise.
* ld-x86-64/tlsbindesc.sd: Likewise.
* ld-x86-64/tlsbin.td: Likewise.
* ld-x86-64/tlsdesc.pd: Likewise.
* ld-x86-64/tlsdesc.td: Likewise.
* ld-x86-64/tlsbindesc.dd: Likewise.
* ld-x86-64/tlsbin.dd: Likewise.
* ld-x86-64/tlsgdesc.rd: Likewise.
* ld-x86-64/tlspic.sd: Likewise.
* ld-x86-64/tlsbindesc.td: Likewise.
* ld-x86-64/tlspic.td: Likewise.
* ld-x86-64/tlsbin.sd: Likewise.
* ld-x86-64/ilp32-4.d: Likewise.
* ld-x86-64/tlsgdesc.dd: Add --no-ld-generated-unwind-info to ld
comment.  Adjust.
* ld-x86-64/tlsdesc.rd: Likewise.
* ld-x86-64/tlsgd6.dd: Adjust.
* ld-x86-64/tlsgd5.dd: Likewise.
* ld-i386/i386.exp: Link some testcases with
--no-ld-generated-unwind-info.
* ld-i386/tlsbin.rd: Add --no-ld-generated-unwind-info to ld
comment..
* ld-i386/tlsdesc.dd: Likewise.
* ld-i386/tlspic.dd: Likewise.
* ld-i386/tlsdesc.sd: Likewise.
* ld-i386/tlsgdesc.dd: Likewise.
* ld-i386/tlsnopic.sd: Likewise.
* ld-i386/tlspic.rd: Likewise.
* ld-i386/tlsdesc.rd: Likewise.
* ld-i386/tlsbindesc.rd: Likewise.
* ld-i386/tlsbindesc.sd: Likewise.
* ld-i386/tlsbin.td: Likewise.
* ld-i386/tlsdesc.td: Likewise.
* ld-i386/tlsnopic.dd: Likewise.
* ld-i386/tlsbindesc.dd: Likewise.
* ld-i386/tlsbin.dd: Likewise.
* ld-i386/tlsgdesc.rd: Likewise.
* ld-i386/tlspic.sd: Likewise.
* ld-i386/tlsnopic.rd: Likewise.
* ld-i386/tlsbindesc.td: Likewise.
* ld-i386/tlspic.td: Likewise.
* ld-i386/tlsbin.sd: Likewise.

* doc/Makefile.am: (CPU_DOCS): Add c-xstormy16.texi.
* doc/Makefile.in: Regenerate.
* doc/all.texi: Set XSTORMY16.
* doc/c-xstormy16.texi: New file.

daily update

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PR gold/12880
* layout.cc (Layout::attach_allocated_section_to_segment): Add a
.interp section to a PT_INTERP segment even if we have seen a
--dynamic-linker option.  Don't do it if we have seen a PHDRS
clause in a linker script.
(Layout::finalize): Don't create a .interp section if we've
already create a PT_INTERP segment.
(Layout::create_interp): Always call choose_output_section (revert
patch of 2011-06-17).  Don't create PT_INTERP segment.
* script-sections.cc
(Script_sections::create_note_and_tls_segments): Add a .interp
section to a PT_INTERP segment even if we have seen a
--dynamic-linker option.

Fix misc x32 bugs.

bfd/

2011-06-19  H.J. Lu  <hongjiu.lu@intel.com>

* elf64-x86-64.c (elf_backend_post_process_headers): Defined
for x32.

binutils/testsuite/

2011-06-19  H.J. Lu  <hongjiu.lu@intel.com>

* binutils-all/elfedit-1.d: Updated for x32.

gas/

2011-06-19  H.J. Lu  <hongjiu.lu@intel.com>

* configure.tgt: Support x32.

ld/

2011-06-19  H.J. Lu  <hongjiu.lu@intel.com>

* configure.tgt: Support x32.

ld/testsuite/

2011-06-19  H.J. Lu  <hongjiu.lu@intel.com>

* ld-elf/eh1.d: Skip x32.
* ld-elf/eh2.d: Likewise.
* ld-elf/eh3.d: Likewise.
* ld-elf/eh4.d: Likewise.

* ld-elfvsb/elfvsb.exp: Only xfail 64bit x86_64-*-linux*.
* ld-shared/shared.exp: Likewise.

* ld-ifunc/ifunc-1-local-x86.d: Support x32.
* ld-ifunc/ifunc-1-x86.d: Likewise.
* ld-ifunc/ifunc-3a-x86.d: Likewise.
* ld-x86-64/pcrel16.d: Likewise.

* ld-x86-64/x86-64.exp (x86_64tests): Add missing -melf_x86_64.

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* layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
merely because a non-PT_LOAD segment has a dynamic reloc.

* layout.cc (Layout::finish_dynamic_section): Don't create
DT_FLAGS entry if not needed.

PR gold/12745
* layout.cc (Layout::layout_eh_frame): Correct handling of
writable .eh_frame section.

sim: bfin: set ASTAT AV/AVS when shifting accumulators overflow

The LSHIFT/ASHIFT insns that work with accumulators lacked AV/AVS
handling in the ASTAT register, so add it to match the hardware.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

sim: bfin: do not touch ASTAT[V] when shifting accumulators

If we're shifting accumulators, we don't want to touch the V bit in
ASTAT, so add size checks to the ashiftrt/lshiftrt helpers.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

sim: bfin: do not extend accumulator in LSHIFT insns

The logical shift insn does not sign extend before shifting, so
we shouldn't either.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

sim: bfin: tweak saturation handling with TFU/FU modes and MM bit

This too should have been squashed into an earlier change.  It covers
a few more cases in the V/VS saturation patch when working with TFU
and FU modes of dsp insns.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

sim: bfin: handle large shift values with accumulator shift insns

When the shift magnitude exceeds 32 bits, the values rotate around (since
the hardware is actually a barrel shifter).  So handle this edge case,
update the corresponding AV bit in ASTAT which was missing previously,
and tweak the AZ setting based on how the hardware behaves.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

sim: bfin: handle odd shift values with shift insns

The shift magnitude is a 5-bit signed value.  When it is between 0 and
15, then we do the requested shift, but when it is outside of that, we
have to do the opposite.

That means we flip between lshift and ashiftrt to match the hardware.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

sim: bfin: add tests for recent dsp fixes

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

sim: bfin: fix M_IH saturation size

This reverts the previous commit and does it right.  This change got
lost in the shuffle of patches I have pending.

Basically the logic is to change the 32bit saturation (and then masked
to 16bits) to a proper 16bit saturation.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

sim: bfin: handle V/VS saturation in dsp mac insns

Some saturation cases with dsp mac insns were not setting the V flag.
So implement that part and split up the logic between the dual macs.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

sim: bfin: handle the MM flag in M_IU/M_TFU modes with dsp insns

Our handling of the M_IU/M_TFU modes are missing signed saturation when
the MM flag is set, so add it to match the hardware behavior.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

sim: bfin: fix sign extension in dsp insns with MM flag

After testing the hardware with all the different dsp flags, the MM flag
triggers sign extension in all modes.  So drop the limited use of it, and
the local custom helper that was also extending unsigned values.  We also
can see that the flag checks in the mult/mac insns have the same behavior
with sign extending, so add a helper func to keep the logic the same in
both places.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

sim: bfin: fix dsp insns IH saturation/rounding behavior

When using the IH modifier, we need to first saturate the value before
rounding it, and then further saturate it a bit more.  This makes the
sim match the hardware behavior with these insns.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

sim: bfin: fix inverted changelog entry

sim: bfin: fix accumulator edge case saturation

When the accumulator saturates, it needs to be greater than, but not
equal to, the largest unsigned value as this is what the hardware does.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

sim: bfin: use freeargv for freeing argvs

Since the argv array was allocated with dupargv, it needs to be freed
with freeargv to avoid leaks.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

opcodes: blackfin: fix style

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

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daily update

* valops.c (value_of_this): Use lookup_language_this.
* symtab.h (lookup_language_this): Declare.
* symtab.c (lookup_language_this): New function.
(lookup_symbol_aux): Use lookup_language_this.
* ax-gdb.c (gen_expr) <OP_THIS>: Use lookup_language_this.

* value.h (value_of_this): Update.
(value_of_local): Remove.
* valops.c (value_of_this): Rename from value_of_local.  Change
parameters.
* p-exp.y (exp): Update.
(variable): Likewise.
* eval.c (evaluate_subexp_standard) <OP_THIS>: Use value_of_this.

* valops.c (value_of_local): Complain if NAME is NULL.
* std-operator.def (OP_OBJC_SELF): Remove.
* parse.c (operator_length_standard) <OP_OBJC_SELF>: Remove.
* objc-exp.y (name_not_typename): Use OP_THIS.
* expprint.c (print_subexp_standard) <OP_THIS>: Print language's
name for "this".
<OP_OBJC_SELF>: Remove.
* eval.c (evaluate_subexp_standard) <OP_OBJC_SELF>: Remove.

* Makefile.am (MAINTAINERCLEANFILES): Move s390-opc.tab ...
(MOSTLYCLEANFILES): ... here.
* Makefile.in: Regenerate.

PR gold/12893
* resolve.cc (Symbol_table::resolve): Don't give an error if a
symbol is redefined with the exact same object and value.

PR gold/12880
* layout.h (class Layout): Add interp_segment_ field.
* layout.cc (Layout::Layout): Initialize interp_segment_ field.
(Layout::attach_allocated_section_to_segment): If making shared
library, put .interp section in PT_INTERP segment.
(Layout::finalize): Also call create_interp if -dynamic-linker
option was used.
(Layout::create_interp): Assert that there is no PT_INTERP
segment.  If not using a SECTIONS clause, use make_output_section.
(Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
* script-sections.cc
(Script_sections::create_note_and_tls_segments): If making shared
library, put .interp section in PT_INTERP segment.

* object.cc (Sized_relobj_file::do_layout): Keep warning sections
when making a shared library.

* x86_64.cc (check_non_pic): Add gsym parameter.  Change all
callers.  Don't issue warning about PC32 against locally defined
symbol.

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daily update

Suport x32 gcore.

2011-06-16  H.J. Lu  <hongjiu.lu@intel.com>

* elf64-x86-64.c: Include <stdarg.h> and CORE_HEADER if
CORE_HEADER is defined.
(elf_x86_64_write_core_note): New.
(elf_backend_write_core_note): Likewise.

* hosts/x86-64linux.h (uint64_t): New.
(user_regsx32_struct): Likewise.
(elf_gregx32_t): Likewise.
(ELF_NGREGX32): Likewise.
(elf_gregsetx32_t): Likewise.
(elf_prstatusx32): Likewise.
(prstatusx32_t): Likewise.
(user_fpregs32_struct): Removed.
(user_fpxregs32_struct): Likewise.
(user32): Likewise.
(elf_fpregset32_t): Likewise.
(elf_fpxregset32_t): Likewise.
(prgregset32_t): Likewise.
(prfpregset32_t): Likewise.

* symtab.cc (Warnings::issue_warning): Don't warn if relocation
occurs in same object.

Support x32 core dump.

2011-06-16  H.J. Lu  <hongjiu.lu@intel.com>

* elf64-x86-64.c (elf_x86_64_grok_prstatus): Support x32.
(elf_x86_64_grok_psinfo): Likewise.

* dwarf-mode.el (dwarf-do-insert-substructure): Call
expand-file-name.
(dwarf-do-refresh): Likewise.

* elf.c (elf_find_function): Fail if not provided with a symbol
table.

2011-06-16  Tristan Gingold  <gingold@adacore.com>

* python/py-events.h (gdb_py_events): Make it extern.
* python/py-evtregistry.c (gdb_py_events): Declare.

2011-06-16  Hui Zhu  <teawater@gmail.com>

* remote.c (remote_trace_set_readonly_regions): Add check for
remote_protocol_packets[PACKET_qXfer_traceframe_info].support before
output warning.

* ld-elfvers/vers2.ver: Don't assume any particular index for
version reference.
* ld-elfvers/vers3.ver: Likewise.
* ld-elfvers/vers19.ver: Likewise.
* ld-elfvers/vers22.ver: Likewise.
* ld-elfvers/vers27d4.ver: Likewise.
* ld-elfvers/vers28c.ver: Likewise.

daily update

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* arm-linux-tdep.c: Include "auxv.h".
(AT_HWCAP): Define.
(ARM_LINUX_SIZEOF_VFP): Define.
(arm_linux_supply_vfp): New function.
(arm_linux_collect_vfp): Likewise.
(arm_linux_regset_from_core_section): Handle .reg-arm-vfp sections.
(arm_linux_fpa_regset_sections): New variable.
(arm_linux_vfp_regset_sections): Likewise.
(arm_linux_core_read_description): New function.
(arm_linux_init_abi): Install arm_linux_core_read_description and
arm_linux_fpa_regset_sections or arm_linux_vfp_regset_sections as
appropriate for the architecture.
* arm-tdep.h (struct gdbarch_tdep): Add member "vfpregset".
(tdesc_arm_with_m): Declare.
(tdesc_arm_with_iwmmxt): Likewise.
(tdesc_arm_with_vfpv2): Likewise.
(tdesc_arm_with_vfpv3): Likewise.
(tdesc_arm_with_neon): Likewise.
* arm-linux-nat.c: Move features/*.c includes ...
* arm-tdep.c: ... here.
* arm-linux-nat.c (arm_linux_read_description): Move initializing
target description data structures ...
* arm-tdep.c (_initialize_arm_tdep): ... here.
* arm-linux-nat.c (HWCAP_VFP, HWCAP_IWMMXT, HWCAP_NEON, HWCAP_VFPv3,
HWCAP_VFPv3D16): Move definitions ...
* arm-linux-tdep.h: ... here.

include/elf/
* common.h (NT_ARM_VFP): Define.

bfd/
* elf-bfd.h (elfcore_write_arm_vfp): Add prototype.
* elf.c (elfcore_grok_arm_vfp): New function.
(elfcore_grok_note): Call it to handle NT_ARM_VFP notes.
(elfcore_write_arm_vfp): New function.
(elfcore_write_register_note): Call it to handle .reg-arm-vfp.

binutils/
* readelf.c (get_note_type): Handle NT_ARM_VFP.

* elf64-alpha.c (elf64_alpha_copy_indirect_symbol): Rename from
elf64_alpha_merge_ind_symbols; adjust for the generic interface.
(elf64_alpha_always_size_sections): Don't call
elf64_alpha_merge_ind_symbols.
(elf_backend_copy_indirect_symbol): New.

2011-06-15  Hui Zhu  <teawater@gmail.com>

* remote.c (remote_trace_set_readonly_regions): Add a check for
target_buf_size.