gdb
PR c++/8693, PR c++/9496:
* cp-namespace.c (cp_lookup_nested_type): Handle TYPE_CODE_UNION.
* c-exp.y (lex_one_token): Rename from yylex.  Don't call
write_dollar_variable.  Don't try to classify NAME tokens.
(token_and_value): New type.
(token_fifo, popping, name_obstack): New globals.
(classify_name): New function.
(classify_inner_name): Likewise.
(yylex): Likewise.
(VARIABLE): Now has type sval.
(exp : VARIABLE): Call write_dollar_variable.
(qualified_name): Use TYPENAME, not typebase.  Add production for
multiple "::" instances.
(variable): Use name_not_typename.
(qualified_type): Remove.
(typebase): Update.
gdb/testsuite
PR c++/8693, PR c++/9496:
* gdb.cp/namespace.exp: Remove some setup_kfail calls.  Added
regression tests.

* gdbint.texinfo (Getting Started): Fix @node.
(Debugging GDB): Likewise.

gdb/testsuite/
Fix compatibility with m68k as.
* gdb.dwarf2/member-ptr-forwardref.S: Use .data section.  Use .2byte.
Use only /* comments */.

testsuite/
* configure.ac: Add gdb.multi/Makefile to AC_OUTPUT.
* configure: Regenerate.

gdb/
* symfile.c (addr_info_make_relative): Extend comment.  Move SECT to
a more inner block.  Initialize ADDR by LOWER_OFFSET only if it was
found by bfd_get_section_by_name.
* symfile.h (struct section_addr_info) <sectindex>: New comment.

Don't set ELFOSABI_LINUX in dynamic ifunc-using executable.

bfd/

2010-02-18  H.J. Lu  <hongjiu.lu@intel.com>

* elf32-i386.c (elf_i386_add_symbol_hook): Don't set
has_ifunc_symbols if the symbol comes from a shared library.
* elf32-ppc.c (ppc_elf_add_symbol_hook): Likewise.
* elf32-sparc.c (elf32_sparc_add_symbol_hook): Likewise.
* elf64-ppc.c (ppc64_elf_add_symbol_hook): Likewise.
* elf64-sparc.c (elf64_sparc_add_symbol_hook): Likewise.
* elf64-x86-64.c (elf64_x86_64_add_symbol_hook): Likewise.

ld/testsuite/

2010-02-18  H.J. Lu  <hongjiu.lu@intel.com>

* ld-ifunc/ifunc.exp: Expect System V OSABI in dynamic
ifunc-using executable.

* configure.tgt: Whiltespace.  Sort moxie entry.

* Makefile.am (eelf32_i960.c): Depend on ELF_GEN_DEPS, not ELF_DEPS.
* Makefile.in: Regenerate.

2010-02-18  Doug Kwan  <dougkwan@google.com>

* arm.cc (Arm_relobj::find_linked_text_section): New method.
(Arm_relobj::make_exidx_input_section): Pass section index of linked
text section as a parameter becuase some broken tools may not set
the link in section header.
(Target_arm::has_got_section): New method.
(Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
without any mapping symbol as data only.  Remove warning.
(Arm_relobj::do_read_synbols): If an EXIDX input section has no
link in its section header, try to discover the link by inspecting the
REL31 relocation at the beginning of the section.
(Target_arm::Scan::check_non_pic): Report name of offending relocation
in error message.
(Target_arm::Scan::global): Treat any reference to the symbol
_GLOBAL_OFFSET_TABLE_ as a GOT access.

bfd/
* elf.c (_bfd_elf_fixup_group_sections): New function, split out from..
(_bfd_elf_copy_private_header_data): ..here.
* elflink.c (_bfd_elf_size_group_sections): New function.
(bfd_elf_size_dynamic_sections): Call it.
* elf-bfd.h (_bfd_elf_size_group_sections): Declare.
(_bfd_elf_fixup_group_sections): Declare.
ld/
* ldlang.c (unique_section_p): Add os param.  Allow group
sections to match /DISCARD/.  Update all callers.
* emultempl/genelf.em (gld${EMULATION_NAME}_before_allocation): New.
(LDEMUL_BEFORE_ALLOCATION): Define.
ld/testsuite/
* ld-elf/group.ld: Discard .dropme sections.
* ld-elf/group10.d, * ld-elf/group10.s: New test.

* readelf.c (get_group_flags): Return empty string when flags zero.
Add space in other returned values.
(process_section_groups): Adjust format string.

    * NEWS: Add new "[...] since 7.1" section.  Rename the "[...] since
        7.0 section" into "Changes in 7.1".

Record GDB 7.1 branch creation. Bump version number to 7.1.50.20100219-cvs.

*** empty log message ***

daily update

2010-02-18  Harald Koenig  <H.Koenig@science-computing.de>

* mi/mi-main.c (mi_cmd_exec_jump): Drop unneeded `return'.
* symfile.c (symfile_map_offsets_to_segments): Fix assertion.

   * ld-arm/attr-merge-6.attr: Add new test.  Missed off last commit.

* NEWS: Add Python API Improvements section.

* NEWS: Correct typo.

* gdb.python/py-type.exp: Check for Python support.

* bfd/elf32-arm.c (elf32_arm_merge_eabi_attributes): Add support for
merging Tag_DIV_use, Tag_MPextension_use, and
Tag_MPextension_use_legacy tags.
* binutils/readelf.c (arm_attr_tag_Advanced_SIMD_arch): Add
description of newly permitted attribute values.
(arm_attr_tag_Virtualization_use): Likewise.
(arm_attr_tag_DIV_use): Add description of new attribute.
(arm_attr_tag_MPextension_use_legacy): Likewise.
* gas/config/tc-arm.c (arm_convert_symbolic_attribute):
Add Tag_DIV_use.
* gas/doc/c-arm.texi: Likewise.
* gas/testsuite/gas/arm/attr-order.d: Fix test for new names for
attribute values.
* include/elf/arm.h (Tag_MPextension_use): Renumber.
(Tag_DIV_use): Add.
(Tag_MPextension_use_legacy): Likewise.
* ld/testsuite/ld-arm/attr-merge-3.attr: Fix test for new attribute
values.
* ld/testsuite/ld-arm/attr-merge-3b.s: Likewise.
* ld/testsuite/ld-arm/attr-merge-unknown-1.d: Fix test now that 42
is a recognised attribute ID.
* ld/testsuite/ld-arm/attr-merge-unknown-1.s: Likewise.
* ld/testsuite/ld-arm/attr-merge-6.attr: New test.
* ld/testsuite/ld-arm/attr-merge-6a.s: Likewise.
* ld/testsuite/ld-arm/attr-merge-6b.s: Likewise.
* ld/testsuite/ld-arm/attr-merge-7.attr: Likewise.
* ld/testsuite/ld-arm/attr-merge-7a.s: Likewise.
* ld/testsuite/ld-arm/attr-merge-7b.s: Likewise.
* ld/testsuite/ld-arm/arm-elf.exp: Run the new tests.

* binutils-all/group-5.s, * binutils-all/group-5.d: New test.
* binutils-all/objcopy.exp: Run it.

* elf.c (bfd_elf_set_group_contents): Revert accidental 2009-01-15
commit.  Don't write zeros for removed group members.
(_bfd_elf_copy_private_header_data): Adjust size of group section
when group members are removed by objcopy.

*** empty log message ***

* lib/gdb.exp (build_id_debug_filename_get): Don't assume new
`regsub' syntax available.

daily update

* gdb.base/shmain.c (main): Remove printf call.
* gdb.base/sizeof.c (main): Cast return of sizeof to int.
* gdb.base/unload.c (main): Make format of fprintf a string
literal.  Add missing endlines to prints to stderr.
* gdb.base/watchpoint-solib.c (open_shlib): Ditto.

gdb
* objfiles.c (gdb_bfd_ref): Handle abfd==NULL.
gdb/testsuite
* gdb.java/jprint.java (jprint.props): New field.
* gdb.java/jprint.exp (set_lang_java): Add regression test.

Use tab, not spaces.

    * gdb.base/charset.exp: Don't assume new `regsub' syntax
available.

gdb/
* symfile.c (build_section_addr_info_from_objfile): Include sections
only if they are SEC_ALLOC or SEC_LOAD.

Use CORE_ADDR instead of ULONGEST on address.

2010-02-17  H.J. Lu  <hongjiu.lu@intel.com>

PR shlibs/11293
* solib-svr4.c (enable_break): Check size of CORE_ADDR instead
of ULONGEST for address size.

* NEWS: Add C++ improvements section.

* python/python-internal.h [!WITH_THREAD] (PyGILState_Release,
PyThreadState_Swap): Avoid "statement with no effect" warning.

gdb/
* solib-svr4.c (enable_break <target_auxv_search>): New variable
addr_bit.  Adjust LOAD_ADDR sign for cross-arch inferiors.

    * Makefile.tpl: Use "-exec rm {}" rather than "-delete" to delete
        the config.cache files found by the find command.

2010-02-17  Tristan Gingold  <gingold@adacore.com>
    Petr Hluzí<petr.hluzin@gmail.com>

* avr-tdep.c (avr_scan_prologue): Convert an if statement to a
gdb_assert.  Fix info->size for SIG prologue.

2010-02-17  Tristan Gingold  <gingold@adacore.com>

* dmt.h, dst.h, eeom.h, egps.h, egsd.h, egst.h, egsy.h: New Files.
* eiaf.h, eicp.h, eiha.h, eihd.h, eihi.h, eihs.h, eihvn.h: Ditto.
* eisd.h, emh.h, eobjrec.h, esdf.h, esrf.h, etir.h, shl.h: Ditto.

    PR 11238
        * Makefile.tpl (local-distclean): Also remove config.cache files in
        sub-directories as there may not be Makefiles present in the
        sub-directories.
        * Makefile.in: Regenerate.
        * configure.ac: Revert previous delta.
        * configure: Regenerate.

*** empty log message ***

daily update

gdb/testsuite/
* gdb.xml/tdesc-arch.exp, gdb.xml/tdesc-regs.exp: Rewrite file
creation to support remote host testing.

gdb/testsuite/
* gdb.base/valgrind-db-attach.exp: Use unsupported instead of xfail.
Recognize "command not found".

gdb/testsuite/
* gdb.arch/thumb2-it.exp (test_it_break): Handle hardware
single-stepping.

gdb/
* infcmd.c (show_inferior_tty_command): Check for NULL.
Correct output message.

* gdb.python/py-value.exp (test_value_in_inferior): Skip arg0 test
if arguments are not supported.

gdb/testsuite/
* gdb.cp/overload.exp: Allow foo::overload1arg's "this" pointer to
be const or non-const.

gdb/testsuite/
* gdb.mi/mi-break.exp (test_breakpoint_commands): Use
mi_send_resuming_command to send -exec-continue.

gdb/
* linespec.c (decode_line_1): Handle FILE:FUNCTION even if
FUNCTION contains parentheses.  Improve removal of a trailing
single quote.

gdb/testsuite/
* gdb.base/list.exp (test_list_filename_and_function): Add test
with single quotes.
* gdb.cp/overload.cc (intToChar): Rewrite onto one line for easy
matching.
* gdb.cp/overload.exp: Add tests with filename, function, and quotes.
Add KFAIL'd tests for PR gdb/11289.

gdb/
* gcore.c (do_bfd_delete_cleanup): New function.
(gcore_command): Use it.  Discard the cleanup after success.
(gcore_copy_callback): Delete dead code.

gdb/
* symfile.c (addr_info_make_relative): Always use
find_lowest_section.

gdb/testsuite/
* gdb.cp/cpcompletion.exp: Specify source file name explicitly.

gdb/testsuite/
* gdb.base/comp-dir/subdir/dummy.txt: New file.
* gdb.base/completion.exp: Use comp-dir/subdir instead of creating
a temporary directory.

gdb/testsuite/
* gdb.base/charset.exp: Use a single regular expression to match
show host-charset and show target-charset output.

2010-02-15  Matthew Gretton-Dann <matthew.gretton-dann@arm.com>

* ld-arm/jump-reloc-veneers-long.d: Correct testcase for
  arm-none-eabi target.
* ld-arm/jump-reloc-veneers-short1.d: Likewise
* ld-arm/jump-reloc-veneers-short2.d: Likewise

2010-02-16  Sami Wagiaalla <swagiaal@redhat.com>

* NEWS: Added entry for namespace fixes.

*** empty log message ***

daily update

* dwarf2read.c (guess_structure_name): Allocate name on the
objfile obstack.

* c-typeprint.c (c_type_print_base): Reverse order of test.

bfd/ChangeLog:

PR binutils/11280
* configure.host (*-*-solaris2.11):  Add host define to select
valid default code page for windres/windmc on solaris.

gdb/
* solib-svr4.c (LM_ADDR_CHECK): New variable minpagesize.  Optionally
initialize it from ELF BFD.  Extend the prelink condition by it.

gdb/
* defs.h (parse_pid_to_attach): New.
* utils.c (parse_pid_to_attach): New.
* darwin-nat.c (darwin_attach): Replace ARGS parsing by parse_pid.
* gnu-nat.c (gnu_attach): Likewise.
* nto-procfs.c (procfs_attach): Likewise.
* procfs.c (procfs_attach): Likewise.
* windows-nat.c (windows_attach): Likewise.
* inf-ptrace.c (inf_ptrace_attach): Likewise.  Remove variable dummy.
* inf-ttrace.c (inf_ttrace_attach): Likewise.
* remote.c (extended_remote_attach_1): Likewise.  New comment on getpid
check.

gdb/testsuite/
* gdb.base/attach.exp (attach to nonsense is prohibited): Make the
"Illegal process-id" expect string more exact.
(attach to digits-starting nonsense is prohibited): New.

    PR 11238
        * configure.ac: Delete config.cache files in sub-directories when
        deleting Makefiles.
        * configure: Regenerate.

Sync from gcc mainline.

Updated Vietnamese translation.

*** empty log message ***

daily update

* ppc-instructions: Fix missing assignment in last change.

    * configure.in: Check if the host has getopt.h.
        * configure: Regenerate.
        * config.in: Regenerate.
        * main.c: Include config.h.
        Use HAVE_STDLIB_H, HAVE_UNISTD_H, HAVE_GETOPT_H.
        Include getopt.h in case HAVE_GETOPT_H is defined.

  * interp.c: Don't include sysdep.h.
  Include stdio.h and errno.h.
  Include string.h strings.h stdlib.h sys/stat.h if present.

* MAINTAINERS: Add myself for write after approval privileges.

*** empty log message ***

daily update

gdb/
* solib-svr4.c: (LM_ADDR_CHECK): Move variable align to a more inner
block.

gdb/
* solib-svr4.c: (LM_ADDR_CHECK): Print successful prelink adjustment
only if INFO_VERBOSE.

gdb/testsuite/
* gdb.base/prelink.exp (set verbose on): New.

Document new gdb_test_timeout global variable.

        * gdbint.texinfo (Testsuite): New section "Testsuite Configuration",
        documenting the gdb_test_timeout variable.

regenerate cgen-based files

* lm32-opinst.c: Regenerate.

2010-02-12  Sriraman Tallam  <tmsriram@google.com>

* arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
* sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
* powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
* i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
* x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
(Scan::possible_function_pointer_reloc): New function.
(Target_x86_64::can_check_for_function_pointers): New function.
* gc.h (gc_process_relocs): Scan relocation types to determine if
function pointers were taken for targets that support it.
* icf.cc (Icf::find_identical_sections): Include functions for
folding in safe ICF whose pointer is not taken.
* icf.h (Secn_fptr_taken_set): New typedef.
(fptr_section_id_): New member.
(section_has_function_pointers): New function.
(set_section_has_function_pointers): New function.
(check_section_for_function_pointers): New function.
* options.h: Fix comment for safe ICF option.
* target.h (can_check_for_function_pointers): New function.
* testsuite/Makefile.am: Add icf_safe_so_test test case.
Modify icf_safe_test for X86-64.
* testsuite/Makefile.in: Regenerate.
* testsuite/icf_safe_so_test.cc: New file.
* testsuite/icf_safe_so_test.sh: New file.
* testsuite/icf_safe_test.cc (kept_func_3): New function.
(main): Change to take pointer to function kept_func_3.
* testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
folding is done correctly for X86-64.

* linux-low.c (linux_supports_tracefork_flag): Document.
(linux_look_up_symbols): Add comment.

* output.h (Output_reloc<SHT_REL>::Output_reloc): Add
is_symbolless parameter.
(Output_reloc<SHT_REL>::is_symbolless): New.
(Output_reloc<SHT_REL>::is_symbolless_): New.
(Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
(Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
(Output_reloc<SHT_RELA>::is_symbolless): New.
(Output_data_reloc::add_global): Handle is_symbolless.
(Output_data_reloc::add_global_relative): Likewise.
(Output_data_reloc::add_local): Likewise.
(Output_data_reloc::add_local_relative): Likewise.
(Output_data_reloc::add_symbolless_global_addend): New.
(Output_data_reloc::add_symbolless_local_addend): New.
* output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
is_symbolless.
(Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
instead of ->is_relative_
(Output_reloc::write): Likewise.
(Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
(Output_reloc::write_rel): Simplify.

* sparc.cc (Target_sparc::Scan::local): Use
->add_symbolless_local_addend as needed.
(Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
needed.  Also, emit appropriate unaligned vs. aligned dynamic reloc
based upon relocation offset.

*** empty log message ***

daily update

2010-02-12  Tomas Holmberg <th@virtutech.com>

* mi-reverse.exp: New file. Test for reverse option to the
following MI commands: exec-continue, exec-finish, exec-next,
exec-step, exec-next-instruction, exec-step-instruction.

2010-02-12  Jakob Engblom  <jakob@virtutech.com>

* gdb.texinfo (MI commands): Added documentation of --reverse
option to a set of MI commands. Restructured documentation of MI
commands --exec-continue to reflect the complexity of reverse
execution.

2010-02-12  Tomas Holmberg <th@virtutech.com>

* mi/mi-main.c: Added the --reverse flag to the following MI
commands: exec-continue, exec-finish, exec-next, exec-step,
exec-next-instruction, exec-step-instruction. This is to
support reverse execution over the MI interface to gdb.

2010-02-12  Daniel Gutson  <dgutson@codesourcery.com>

bfd/
* elf32-arm.c (elf32_arm_output_arch_local_syms): add
missing mapping symbol to data only sections.

ld/testsuite/
* ld-arm/arm-elf.exp (armelftests): New test case added.
* ld-arm/data-only-map.s: New file.
* ld-arm/data-only-map.d: New file.
* ld-arm/data-only-map.ld: New file.

*** empty log message ***

gas/
* config/tc-arm.c (asm_opcode): operands type
change.
(BAD_PC_ADDRESSING): New macro message.
(BAD_PC_WRITEBACK): Likewise.
(MIX_ARM_THUMB_OPERANDS): New macro.
(operand_parse_code): Added enum values.
(parse_operands): Added thumb/arm distinction,
plus new enum values handling.
(encode_arm_addr_mode_2): Validations enhanced.
(encode_arm_addr_mode_3): Likewise.
(do_rm_rd_rn): Likewise.
(encode_thumb32_addr_mode): Likewise.
(do_t_ldrex): Likewise.
(do_t_ldst): Likewise.
(do_t_strex): Likewise.
(md_assemble): Call parse_operands with
a new parameter.
(OPS_1): New macro.
(OPS_2): Likewise.
(OPS_3): Likewise.
(OPS_4): Likewise.
(OPS_5): Likewise.
(OPS_6): Likewise.
(insns): Updated insns operands.

gas/testsuite/
* gas/arm/sp-pc-validations-bad.d: New testcase.
* gas/arm/sp-pc-validations-bad.l: New file.
* gas/arm/sp-pc-validations-bad.s: New file.
* gas/arm/sp-pc-validations-bad-t.d: New testcase.
* gas/arm/sp-pc-validations-bad-t.l: New file.
* gas/arm/sp-pc-validations-bad-t.s: New file.
* gas/arm/sp-pc-usage-t.d: Removed invalid insns.
* gas/arm/sp-pc-usage-t.s: Likewise.
* gas/arm/unpredictable.d: Likewise.
* gas/arm/unpredictable.s: Likewise.
* gas/arm/thumb2_bcond.d: Added test.
* gas/arm/thumb2_bcond.s: Likewise.

gdb/doc/
* gdb.texinfo (Using the Collected Data): Specify that the address
range of `tfind outsize' is exclusive, and that the address range
of `tfind range' is inclusive.
(Tracepoint Packets): Specify that the address range of
`QTFrame:range' is inclusive, and that the address range of
`QTFrame:outside' is exclusive

gdb/
* tracepoint.c (_initialize_tracepoint): Specify that the address
range of `tfind outsize' is exclusive, and that the address range
of `tfind range' is inclusive, in the commands' help strings.

gas/
2010-02-12  Tristan Gingold  <gingold@adacore.com>
    Douglas B Rupp  <rupp@gnat.com>

* config/tc-ia64.c (enum reloc_func): Add FUNC_SLOTCOUNT_RELOC.
(DUMMY_RELOC_IA64_SLOTCOUNT): Added.
(pseudo_func): Add an entry for slotcount.
(md_begin): Initialize slotcount pseudo symbol.
(ia64_parse_name): Handle @slotcount parameter.
(ia64_gen_real_reloc_type): Handle slotcount.
(md_apply_fix): Ditto.
* doc/c-ia64.texi (IA-64-Relocs): Document @slotcount.

gas/testsuite/
2010-02-12  Tristan Gingold  <gingold@adacore.com>

* gas/ia64/slotcount.s, gas/ia64/slotcount.s: New test.
* gas/ia64/ia64.exp: Add slotcount test (vms only).

* gdb.texinfo (GDB/MI Result Records): Clarify ^running.

2010-02-11  Doug Kwan  <dougkwan@google.com>

* arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
(Target_arm::Scan::global): Ditto.  Also remove a comment before the
beginning of function.
(Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
and MOVT_ABS relocations.  Those are non issued in scanning.  Fix
parameter is_32bit in calls to should_apply_static_reloc.
* testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
(check_DATA): Add arm_abs_global.stdout.
(arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
arm_abs_global.stdout): New rules.
(MOSTLLYCLEANFILES): Add arm_abs_global
* Makefile.in: Regenerate.
* testsuite/arm_abs_global.s: New file.
* testsuite/arm_abs_global.sh: Ditto.
* testsuite/arm_abs_lib.s: Ditto.

Spurious "dll not found" error messages on x64-windows.

        * windows-nat.c: Add include of complaints.h.
        (handle_unload_dll): Change dll-not-found error into a complaint.

* cgen-dis.in (print_normal): Delete CGEN_PRINT_NORMAL.
(print_address): Delete CGEN_PRINT_ADDRESS.
* fr30-dis.c, * frv-dis.c, * ip2k-dis.c, * iq2000-dis.c,
* lm32-dis.c, * m32c-dis.c, * m32r-desc.c, * m32r-desc.h,
* m32r-dis.c, * mep-dis.c, * mt-dis.c, * openrisc-dis.c,
* xc16x-dis.c, * xstormy16-dis.c: Regenerate.

* m32r.cpu (HASH-PREFIX): Delete.
(duhpo, dshpo): New pmacros.
(simm8, simm16): Delete HASH-PREFIX attribute, define with dshpo.
(uimm3, uimm4, uimm5, uimm8, uimm16, imm1): Delete HASH-PREFIX
attribute, define with dshpo.
(uimm24): Delete HASH-PREFIX attribute.
* m32r.opc (CGEN_PRINT_NORMAL): Delete.
(print_signed_with_hash_prefix): New function.
(print_unsigned_with_hash_prefix): New function.
* xc16x.cpu (dowh): New pmacro.
(upof16): Define with dowh, specify print handler.
(qbit, qlobit, qhibit): Ditto.
(upag16): Ditto.
* xc16x.opc (CGEN_PRINT_NORMAL): Delete.
(print_with_dot_prefix): New functions.
(print_with_pof_prefix, print_with_pag_prefix): New functions.

* gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
Read_relocs task.
(queue_middle_tasks): Likewise, and also for Scan_relocs.  Run
Allocate_commons_task first.
* reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
task, rather than symtab_lock_.
(Gc_process_relocs::~Gc_process_relocs): New function.
(Gc_process_relocs::is_runnable): Check this_blocker_.
(Gc_process_relocs::locks): Use next_blocker_ rather than
blocker_.
(Scan_relocs::~Scan_relocs): New function.
(Scan_relocs::is_runnable): Check this_blocker_ rather than
symtab_lock_.
(Scan_relocs::locks): Drop symtab_lock_ and blocker_.  Add
next_blocker_.
* reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
fields.  Add this_blocker_ and next_blocker_ fields.  Adjust
constructor accordingly.
(class Gc_process_relocs): Likewise.
(class Scan_relocs): Likewise.
* common.h (class Allocate_commons_task): Remove symtab_lock_
field, and corresponding constructor parameter.
* common.cc (Allocate_commons_tasK::is_runnable): Remove use of
symtab_lock_.
(Allocate_commons_task::locks): Likewise.

* fr30-desc.c, * fr30-desc.h, * fr30-opc.c,
* frv-desc.c, * frv-desc.h, * frv-opc.c,
* ip2k-desc.c, * ip2k-desc.h, * ip2k-opc.c,
* iq2000-desc.c, * iq2000-desc.h, * iq2000-opc.c,
* lm32-desc.c, * lm32-desc.h, * lm32-opc.c, * lm32-opinst.c,
* m32c-desc.c, * m32c-desc.h, * m32c-opc.c,
* m32r-desc.c, * m32r-desc.h, * m32r-opc.c, * m32r-opinst.c,
* mep-desc.c, * mep-desc.h, * mep-opc.c,
* mt-desc.c, * mt-desc.h, * mt-opc.c,
* openrisc-desc.c, * openrisc-desc.h, * openrisc-opc.c,
* xc16x-desc.c, * xc16x-desc.h, * xc16x-opc.c,
* xstormy16-desc.c, * xstormy16-desc.h, * xstormy16-opc.c: Regenerate.

* gold-threads.h (class Once): Define.
(class Initialize_lock): Rewrite as child of Once.
* gold-threads.cc (class Once_initialize): Define.
(once_pointer_control): New static variable.
(once_pointer, once_arg): New static variables.
(c_run_once): New static function.
(Once::Once, Once::run_once, Once::internal_run): New functions.
(class Initialize_lock_once): Remove.
(initialize_lock_control): Remove.
(initialize_lock_pointer): Remove.
(initialize_lock_once): Remove.
(Initialize_lock::Initialize_lock): Move to gold-threads.h.
(Initialize_lock::initialize): Rewrite.
(Initialize_lock::do_run_once): New function.
* archive.cc (Archive::interpret_header): Only clear name if it is
not already empty.
* fileread.cc: Include "gold-threads.h"
(file_counts_lock): New static variable.
(file_counts_initialize_lock): Likewise.
(File_read::release): Only increment counts when using --stats.
Use a lock around the increment.
* parameters.cc (class Set_parameters_target_once): Define.
(set_parameters_target_once): New static variable.
(Parameters::Parameters): Move here from parameters.h.
(Parameters::set_target): Rewrite.
(Parameters::set_target_once): New function.
(Parameters::clear_target): Move here and rewrite.
* parameters.h (class Parameters): Update declarations.  Add
set_parameters_target_once_ field.
(Parameters::Parameters): Move to parameters.cc.
(Parameters::clear_target): Likewise.
* readsyms.cc (Read_symbols::do_group): Create a Start_group
task.
(Start_group::~Start_group): New function.
(Start_group::is_runnable): New function.
(Start_group::locks, Start_group::run): New functions.
(Finish_group::run): Change saw_undefined to size_t.
* readsyms.h (class Start_group): Define.
(class Finish_group): Change saw_undefined_ field to size_t.
(Finish_group::Finish_group): Remove saw_undefined and
this_blocker parameters.  Change all callers.
(Finish_group::set_saw_undefined): New function.
(Finish_group::set_blocker): New function.
* symtab.h (class Symbol_table): Change saw_undefined to return
size_t.  Change saw_undefined_ field to size_t.
* target-select.cc (Set_target_once::do_run_once): New function.
(Target_selector::Target_selector): Initialize set_target_once_
field.  Don't initialize lock_ and initialize_lock_ fields.
(Target_selector::instantiate_target): Rewrite.
(Target_selector::set_target): New function.
* target-select.h (class Set_target_once): Define.
(class Target_selector): Update declarations.  Make
Set_target_once a friend.  Remove lock_ and initialize_lock_
fields.  Add set_target_once_ field.