* elf32-arm.c (elf32_arm_stub_type): Add arm_stub_a8_veneer_lwm.
(arm_build_one_stub): Build a8 veneers as a separate pass.
(cortex_a8_erratum_scan): Add prev_num_a8_fixes and stub_changed_p
parameters. Use them to check if we create a different a8 fixup
than the previous pass.
(elf32_arm_size_stubs): Move scope of stub_changed and
prev_num_a8_fixes into main loop.
(elf32_arm_build_stubs): Build a8 veneers in a second pass.
ld/testsuite/
* ld-arm/cortex-a8-far-1.s: New.
* ld-arm/cortex-a8-far-2.s: New.
* ld-arm/cortex-a8-far.d: New.
* ld-arm/arm-elf.exp: Add new test.
2009-07-21 H.J. Lu <hongjiu.lu@intel.com>
PR ld/10426
* elflink.c (elf_link_add_object_symbols): Turn an IFUNC symbol
from a DSO into a normal FUNC symbol.
(elf_link_output_extsym): Turn an undefined IFUNC symbol into
a normal FUNC symbol.
ld/testsuite/
2009-07-21 H.J. Lu <hongjiu.lu@intel.com>
PR ld/10426
* ld-ifunc/ifunc.exp: Check test-1 and libtest-2.so. Updated.
* ld-ifunc/test-1.c: New.
* ld-ifunc/test-2.c: Likewise.
(_bfd_mips_elf_size_dynamic_sections): For CPUs without load
interlocking, the last PLT entry needs a nop in the branch delay slot.
(_bfd_mips_elf_finish_dynamic_symbol): For CPUs with load itnerlocking,
output the last two PLT entries in reverse order.
* ld-mips-elf/pic-and-nonpic-3b.dd,
ld-mips-elf/pic-and-nonpic-5b.dd,
ld-mips-elf/pic-and-nonpic-6-o32.dd: Updated to use new PLT entries.
2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
* elf32-i386.c (elf_i386_relocate_section): Don't get local
STT_GNU_IFUNC symbol for relocatable link.
* elf64-x86-64.c (elf64_x86_64_relocate_section): Likewise.
ld/testsuite/
2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
* ld-ifunc/ifunc-5r-local-i386.d: New.
* ld-ifunc/ifunc-5r-local-x86-64.d: Likewise.
* arm-dis.c (coprocessor): Print the LDC and STC versions of the
LFM and SFM instructions as comments,.
Improve consistency of formatting for instructions displayed as
comments and decimal values displayed with their hexadecimal
equivalents.
Formatting tidy ups.
Updated expected disassembler regexps.
* arm-dis.c (enum opcode_sentinels): New: Used to mark the
boundary between variaant and generic coprocessor instuctions.
(coprocessor): Use it.
Fix architecture version of MCRR and MRRC instructions.
(arm_opcdes): Fix patterns for STRB and STRH instructions.
(print_insn_coprocessor): Check architecture and extension masks.
Print a hexadecimal version of any decimal constant that is
outside of the range of -16 to +32.
(print_arm_address): Add a return value of the offset used in the
adress, if it is worth printing a hexadecimal version of it.
(print_insn_neon): Print a hexadecimal version of any decimal
constant that is outside of the range of -16 to +32.
(print_insn_arm): Likewise.
(print_insn_thumb16): Likewise.
(print_insn_thumb32): Likewise.
PR 10297
* arm-dis.c (UNDEFINED_INSTRUCTION): New macro for a description
of an undefined instruction.
(arm_opcodes): Use it.
(thumb_opcod): Use it.
(thumb32_opc): Use it.
Update expected disassembly regrexps in GAS and LD testsuites.
2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
PR ld/10337
* elf.c (bfd_section_from_shdr): Don't change sh_link for
SHT_REL/SHT_RELA sections on executable nor shared library.
Treat SHT_REL/SHT_RELA sections with sh_link set to SHN_UNDEF
as a normal section.
ld/testsuite/
2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
PR ld/10337
* ld-ifunc/binutils.exp: New.
* ld-pe/aligncomm-1.c (size_t): Add typedef.
(main): Use it for casting pointer to scalar.
* ld-pe/aligncomm-2.c: Likewise.
* ld-pe/aligncomm-3.c: Likewise.
* ld-pe/aligncomm-4.c: Likewise.
* ld-scripts/empty-address.exp: Make sure that for x86_64-*-mingw*
target imagebase is set to zero.
* ld-scripts/weak.exp: Don't fail for x86_64-*-mingw* target.
bfd/
* elf32-arm.c (elf32_arm_size_stubs): Use PLT address as
destination for defined dynamic symbols when deciding whether to
insert a stub or not.
(allocate_dynrelocs): Make sure functions are not marked as Thumb
when actually accessed through a PLT, even when generating a
shared lib.
ld/testsuite:
* ld-arm/farcall-mixed-app.s: Add new references to check more
modes switching.
* ld-arm/farcall-mixed-lib1.s: Likewise.
* ld-arm/farcall-mixed-app-v5.d: Update expected result.
* farcall-mixed-app.d: Likewise.
* ld-arm/farcall-mixed-lib.d: Likewise.
2009-06-19 H.J. Lu <hongjiu.lu@intel.com>
* elf32-i386.c (elf_i386_tls_transition): Add a parameter,
r_symndx. Report local symbol name on error.
(elf_i386_check_relocs): Updated. Report local symbol name on
error.
(elf_i386_gc_sweep_hook): Updated.
(elf_i386_relocate_section): Likewise.
* elf64-x86-64.c (elf64_x86_64_tls_transition): Add a parameter,
r_symndx. Report local symbol name on error.
(elf64_x86_64_check_relocs): Updated. Report local symbol name
on error.
(elf64_x86_64_gc_sweep_hook): Updated.
(elf64_x86_64_relocate_section): Likewise.
ld/testsuite/
2009-06-19 H.J. Lu <hongjiu.lu@intel.com>
* ld-i386/i386.exp: Run tlsgd2.
* ld-i386/tlsgd2.d: New.
* ld-i386/tlsgd2.s: Likewise.
* ld-x86-64/tlsgd3.d: Updated.
--enable-auto-import to the linker.
* ld-pe/vers-script-1.d: Replace '\$' by '_' in all symbol names.
* ld-pe/vers-script-3.d: Likewise.
* ld-pe/vers-script-4.d: Likewise.
* ld-pe/vers-script-dll.c: Likewise.
* lib/ld-lib.exp (proc is_pecoff_format): Also return true for
"*-*-cegcc*" targets.
2009-06-14 H.J. Lu <hongjiu.lu@intel.com>
PR ld/10270
* elf32-i386.c (elf_i386_allocate_dynrelocs): Disallow
dynamic IFUNC pointer in non-shared object. Use .got.plt
for IFUNC definition in PIE.
(elf_i386_allocate_dynrelocs): Resolve IFUNC definition in
PIE locally.
* elf64-x86-64.c (elf64_x86_64_allocate_dynrelocs): Disallow
dynamic IFUNC pointer in non-shared object. Use .got.plt
for IFUNC definition in PIE.
(elf64_x86_64_relocate_section): Resolve IFUNC definition in
PIE locally.
ld/testsuite/
2009-06-14 H.J. Lu <hongjiu.lu@intel.com>
PR ld/10270
* ld-ifunc/ifunc-9-x86.d: New.
* ld-ifunc/ifunc-9-x86.s: Likewise.
* coff-rs6000.c (xcoff_ppc_relocate_section): Allow undefined
symbols to be left unimported when linking statically.
* xcofflink.c (xcoff_link_add_symbols): Ignore global linkage
code when linking statically.
ld/testsuite/
* ld-powerpc/aix-glink-3.s, ld-powerpc/aix-glink-3a.s,
ld-powerpc/aix-glink-3b.s, ld-powerpc/aix-glink-3.dd,
ld-powerpc/aix-glink-3-32.d, ld-powerpc/aix-glink-3-64.d: New tests.
* ld-powerpc/aix52.exp: Run them. Move the lineno tests to maintain
alphabetical order.
* deffilep.y (%union): Add new string-type semantic value 'digits'.
(%token): Remove NUMBER as token, add DIGITS.
(%type): Add NUMBER as type. Add new id types anylang_id, opt_id.
(ALIGNCOMM): Parse an anylang_id instead of a plain ID.
(anylang_id): New production.
(opt_digits): Likewise.
(opt_id): Likewise.
(NUMBER): Likewise.
(def_lex): Return strings of digits in raw string form as DIGITS
token, instead of converting to numeric integer type.
ld/testsuite/ChangeLog
* ld-pe/non-c-lang-syms.c: New dump test source file.
* ld-pe/non-c-lang-syms.d: New dump test pattern file.
* ld-pe/pe.exp: Run new "foreign symbol" test.
satisfy final link on Windows targets when using gcc-3.
* ld-pe/aligncomm-2.c (_alloca): Likewise.
* ld-pe/aligncomm-3.c (_alloca): Likewise.
* ld-pe/aligncomm-4.c (_alloca): Likewise.
2009-05-19 Dave Korn <dave.korn.cygwin@gmail.com>
* cofflink.c (process_embedded_commands): Ignore "-aligncomm".
==> gas/ChangeLog <==
2009-05-19 Dave Korn <dave.korn.cygwin@gmail.com>
* NEWS: Mention new feature.
* config/obj-coff.c (obj_coff_common_parse): New function.
(obj_coff_comm): Likewise.
(coff_pseudo_table): Override default ".comm" definition on PE.
* doc/as.texinfo: Document new feature.
==> gas/testsuite/ChangeLog <==
2009-05-19 Dave Korn <dave.korn.cygwin@gmail.com>
* gas/pe/: New directory for PE format-specific tests.
* gas/pe/aligncomm-a.d: New test pattern file.
* gas/pe/aligncomm-a.s: New test source file.
* gas/pe/aligncomm-b.d: New test pattern file.
* gas/pe/aligncomm-b.s: New test source file.
* gas/pe/aligncomm-c.d: New test pattern file.
* gas/pe/aligncomm-c.s: New test source file.
* gas/pe/aligncomm-d.d: New test pattern file.
* gas/pe/aligncomm-d.s: New test source file.
* gas/pe/pe.exp: New test control script.
* lib/gas-defs.exp (is_pecoff_format): New function.
==> ld/ChangeLog <==
2009-05-19 Dave Korn <dave.korn.cygwin@gmail.com>
* NEWS: Mention new feature.
* deffile.h (def_file_aligncomm): Add new struct definition.
(def_file): Add new def_file_aligncomm member.
* deffilep.y (%token): Add new ALIGNCOMM token.
(command): Add production rule for ALIGNCOMM.
(def_file_free): Free any chained def_file_aligncomm structs.
(diropts[]): Add entry for '-aligncomm' .drectve command.
(def_aligncomm): New grammar function.
* ld.texinfo: Document new feature.
* pe-dll.c (process_def_file): Rename from this ...
(process_def_file_and_drectve): ... to this, updating all callers,
and process any aligncomms chained to the def file after scanning
all .drectve sections.
(generate_edata): Updated to match.
(pe_dll_build_sections): Likewise.
==> ld/testsuite/ChangeLog <==
2009-05-19 Dave Korn <dave.korn.cygwin@gmail.com>
* ld-pe/aligncomm-1.c: New test source file.
* ld-pe/aligncomm-2.c: Likewise.
* ld-pe/aligncomm-3.c: Likewise.
* ld-pe/aligncomm-4.c: Likewise.
* ld-pe/aligncomm.d: New test pattern file.
* ld-pe/direct.exp: Deleted, and content moved into ...
* ld-pe/pe-run.exp: ... New common file for all PE run tests.
* ld-pe/vers-script.exp: Deleted, and content merged into ...
* ld-pe/pe-compile.exp: ... New common file for PE tests needing
a compiler, adding aligned common tests.
* ld-pe/pe.exp: Update header comment.
2008-08-07 Aaron W. LaFramboise <aaron98wiridge9@aaronwl.com>
ld/ChangeLog:
* pe-dll.c (process_def_file): Do not create empty export table.
ld/testsuite/ChangeLog:
* ld-pe/exports.d: New file.
* ld-pe/exports.s: New file.
* ld-pe/pe.exp: New test for empty export table.
2009-04-30 Nick Clifton <nickc@redhat.com>
* common.h (STT_GNU_IFUNC): Define.
elfcpp
2009-04-30 Nick Clifton <nickc@redhat.com>
* (enum STT): Add STT_GNU_IFUNC.
gas
2009-04-30 Nick Clifton <nickc@redhat.com>
* config/obj-elf.c (obj_elf_type): Add support for a
gnu_indirect_function type.
* config/tc-i386.c (tc_i386_fix_adjustable): Do not adjust fixups
against indirect function symbols.
* doc/as.texinfo (.type): Document the support for the
gnu_indirect_function symbol type.
* NEWS: Mention the new feature.
gas/testsuite
2009-04-30 Nick Clifton <nickc@redhat.com>
* gas/elf/elf.exp: Extend type test to include an ifunc symbol.
Provide an alternative test for targets which do not support ifunc
symbols.
(type.s): Add entry for an ifunc symbol.
(type.e): Add ifunc entry to expected symbol dump.
(section2.e-armelf): Add entry for ifunc symbol.
(type-noifunc.s): New file.
(type-noifunc.e): New file.
bfd/
2009-04-30 Nick Clifton <nickc@redhat.com>
* elf-bfd.h (struct bfd_elf_section_data): Add indirect_relocs
section pointer.
(struct elf_obj_data): Add has_ifunc_symbols boolean.
* elf.c (swap_out_syms): Convert BSF_GNU_INDIRECT_FUNCTION flags
into a STT_GNU_IFUNC symbol type.
(_bfd_elf_is_function_type): Accept STT_GNU_IFUNC as a function
type.
(_bfd_elf_set_osabi): Set the osasbi field to ELFOSABI_LINUX if
the binary contains ifunc symbols.
* elfcode.h (elf_slurp_symbol_table): Translate the STT_GNU_IFUNC
symbol type into a BSF_GNU_INDIRECT_FUNCTION flag.
* elf32-i386.c (is_indirect_function): New function.
(elf_i386_check_relocs): Create an ifunc output section.
(allocate_dynrelocs): Create dynamic relocs in the ifunc output
section if necessary.
(elf_i386_relocate_section): Emit a reloc against an ifunc symbol
if necessary.
(elf_i386_add_symbol_hook): New function. Set the
has_ifunc_symbols field of the elf_obj_data structure if an ifunc
symbol is encountered.
(elf_backend_post_process_headers): Define.
(elf_backend_add_symbol_hook): Define.
(elf_i386_post_process_headers): Rename to
elf_i388_fbsd_post_process_headers.
* elf64-x86_64.c (IS_X86_64_PCREL_TYPE): New macro.
(is_indirect_function): New function.
(elf64_x86_64_check_relocs): Create an ifunc output section.
(allocate_dynrelocs): Create dynamic relocs in the ifunc output
section if necessary.
(elf64_x86_64_relocate_section): Emit a reloc against an ifunc
symbol if necessary.
(elf_i386_add_symbol_hook): Set the has_ifunc_symbols field of the
elf_obj_data structure if an ifunc symbol is encountered.
(elf_backend_post_process_headers): Define.
* elflink.c (_bfd_elf_adjust_dynamic_symbol): Always create a PLT
if we have ifunc symbols to handle.
(get_ifunc_reloc_section_name): New function. Computes the name
for an ifunc section.
(_bfd_elf_make_ifunc_reloc_section): New function. Creates a
section to hold ifunc relocs.
* syms.c (BSF_GNU_INDIRECT_FUNCTION): Define.
(bfd_print_symbol_vandf): Handle ifunc symbols.
(bfd_decode_symclass): Likewise.
* bfd-in2.h: Regenerate.
binutils
2009-04-30 Nick Clifton <nickc@redhat.com>
* readelf.c (dump_relocations): Display a relocation against an
ifunc symbol as if it were a function invocation.
(get_symbol_type): Handle STT_GNU_IFUNC.
ld
2009-04-30 Nick Clifton <nickc@redhat.com>
* NEWS: Mention support for IFUNC symbols.
ld/testsuite
2009-04-30 Nick Clifton <nickc@redhat.com>
* ld-ifunc: New directory.
* ld-ifunc/ifunc.exp: New file: Run the IFUNC tests.
* ld-ifunc/prog.c: New file.
* ld-ifunc/lib.c: New file.
* elf32-arm.c (elf32_arm_check_relocs): Give errors for absolute
MOVW and MOVT relocations in a shared library link.
ld/testsuite:
* ld-arm/movw-shared-1.d, ld-arm/movw-shared-1.s,
ld-arm/movw-shared-2.d, ld-arm/movw-shared-2.s,
ld-arm/movw-shared-3.d, ld-arm/movw-shared-3.s,
ld-arm/movw-shared-4.d, ld-arm/movw-shared-4.s: New tests.
* ld-arm/arm-elf.exp: Run these new tests.
bfd/
* elf32-arm.c (elf32_arm_size_stubs): Handle long branches through
PLT entries to an undefined symbol when generating a shared
library.
testsuite/
* ld-arm/arm-elf.exp: Add new test farcall-mixed-lib.
* ld-arm/farcall-mixed-lib.d: Update expected output.
* ld-arm/farcall-mixed-lib1.s: New file.
* ld-arm/farcall-mixed-lib2.s: New file.
bfd/
* elf32-arm.c (elf32_arm_final_link_relocate): Don't convert ARM
branch to an undef weak symbol into a jump to next instruction if
a PLT entry will be created.
testsuite/
* ld-arm/arm-elf.exp: Add 1 more test to check undef weak
reference with PLT in ARM mode.
* ld-arm/thumb2-bl-undefweak1.d, ld-arm/thumb2-bl-undefweak1.s:
New files.
if it is not overridden and section is for the same vma region as
the previous section.
* ld-scripts/rgn-at.exp: New.
* ld-scripts/rgn-at.s: New.
* ld-scripts/rgn-at1.d: New.
* ld-scripts/rgn-at1.t: New.
* ld-scripts/rgn-at2.d: New.
* ld-scripts/rgn-at2.t: New.
* ld-scripts/rgn-at3.d: New.
* ld-scripts/rgn-at3.t: New.
PR ld/6744
* ld.texinfo (--export-dynamic): Mention --export-all-symbols.
* emultempl/pe.em (gld_${EMULATION_NAME}_after_parse): Issue
warning if --export-dynamic was passed on command-line.
* emultempl/pep.em (gld_${EMULATION_NAME}_after_parse): Likewise.
ld/testsuite/ChangeLog
PR ld/6744
* ld-pe/export_dynamic_warning.d: New test control file.
* ld-pe/export_dynamic_warning.s: New test source file.
* ld-pe/pe.exp: Also run export_dynamic_warning dump test.
bfd/
* elf32-arm.c (elf32_arm_stub_long_branch_v4t_thumb_thumb,
elf32_arm_stub_long_branch_v4t_thumb_thumb_pic): Two new long
branch stubs.
(elf32_arm_stub_type): New enum values for the two new stubs.
(arm_type_of_stub): Make use of the two new stubs.
(arm_size_one_stub): Handle the two new stubs.
testsuite/
* ld-arm/farcall-thumb-thumb-pic-veneer.d: Update expected
results.
* ld-arm/farcall-thumb-thumb.d: Likewise.
* xcofflink.c (bfd_link_input_bfd): Treat __rtinit as C_HIDEXT
rather than C_EXT.
ld/testsuite/
* ld-powerpc/aix-gc-1.nd: New test.
* ld-powerpc/aix52.exp: Run it.
* dlltool.c (set_dll_name_from_def): Accept new second arg that
indicates if we are building DLL or EXE, and use it to add a
default suffix to the output filename when none is already present.
(def_name): Indicate we are building an EXE when calling it.
(def_library): Indicate we are building a DLL when calling it.
ld/testsuite/ChangeLog
* ld-cygwin/exe-export.exp: Add "-lkernel32" when linking test exe.
* ld-cygwin/testexe.c (testexe_main): Indicate whether global_a
was set to correct final value using error return status.
(testexe_dummy): Dummy function calls an import from kernel32.dll
to ensure it is mapped into the process space at runtime.
opcodes/
* arm-dis.c (print_insn): Print BE8 opcodes in little endianness.
ld/testsuite/
* ld-arm/arm-elf.exp: BE8 tests expect the same output as the
default ones.
* ld-arm/arm-be8.d: Print opcodes in little endian.
* ld-arm/farcall-thumb-arm-be8.d: Removed useless expected result.
* ld-arm/farcall-arm-arm-be8.d: Likewise.
* elf32-spu.h (struct spu_elf_params): ovly_flavour now only 1 bit.
Add compact_stub.
(emum _ovly_flavour): Delete ovly_compact, ovly_none.
* elf32-spu.c (struct spu_link_hash_table): Replace ovly_load and
ovly_return fields with ovly_entry[2]. Adjust all users.
(spu_elf_find_overlays): Set ovly_entry[1] from __icache_call_handler
when soft-icache.
(spu_elf_build_stubs): Likewise.
(ovl_stub_size): Change arg to spu_elf_params pointer. Adjust for
ovly_flavour changes. Update all callers.
(ovl_stub_size_log2): New function.
(build_stub): Handle compact icache stubs. Use different manager
entry point for stubs in non-icache area.
(spu_elf_size_stubs): Don't allocate space for indirect branch
descriptors.
(spu_elf_build_stubs): And don't built them.
ld/
* emultempl/spu_icache.S: Add new entry to dummy handler.
* emultempl/spu_icache.o_c: Regenerate.
* emultempl/spuelf.em (params): Init new field.
(no_overlays): New static var.
(spu_before_allocation): Use it.
(OPTION_SPU_COMPACT_STUBS): Define.
(PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS): Add compact-stubs.
(PARSE_AND_LIST_ARGS_CASES): Handle compact-stubs. Adjust no-overlays
handling.
ld/testsuite/
* ld-spu/icache1.d: Update for fixed set_id, new manager entry, and
reduced data.
* configure.host (HOSTING_LIBS): Two dollars on shell variable
expansion to suit make.
ld/testsuite
* config/default.exp (get_link_files): Replace double dollars with
single dollars.
* xcoff.h (XCOFF_EXPALL, XCOFF_EXPFULL): New flags.
(xcoff_loader_info): Add auto_export_flags.
bfd/
* bfd-in.h (bfd_xcoff_size_dynamic_sections): Replace the
bfd_boolean export_defineds parameter with an unsigned int
auto_export_flags parameter.
* bfd-in2.h: Regenerate.
* xcofflink.c (xcoff_archive_contains_shared_object_p): New function,
split out from xcoff_build_ldsyms.
(xcoff_covered_by_expall_p): New function.
(xcoff_auto_export_p): New function, split out from xcoff_build_ldsyms
but with extra code to handle -bexpfull and -bexpall.
(xcoff_mark_auto_exports): New function.
(xcoff_build_ldsyms): Use xcoff_auto_export_p to decide whether
a function should be automatically exported.
(bfd_xcoff_size_dynamic_sections): Replace the export_defineds
parameter with an auto_export_flags parameter. Update ldinfo
accordingly. Use xcoff_mark_auto_exports to mark all automatically-
exported symbols.
ld/
* emultempl/aix.em (auto_export_flags): New variable.
(explicit_auto_export_flags): Likewise.
(OPTION_EXPALL, OPTION_EXPFULL): New enum values.
(OPTION_NOEXPALL, OPTION_NOEXPFULL): Likewise.
(gld${EMULATION_NAME}_add_options): Add -bexpall, -bexpfull,
-bnoexpall and -bnoexpfull.
(gld${EMULATION_NAME}_handle_option): Handle them.
(gld${EMULATION_NAME}_before_allocation): Update the call to
bfd_size_dynamic_sections.
ld/testsuite/
* ld-powerpc/aix-export-1-all.dd, ld-powerpc/aix-export-1-full.dd,
ld-powerpc/aix-export-1a.s, ld-powerpc/aix-export-1b.s: New tests.
* ld-powerpc/aix52.exp: Run them.
* xcofflink.c (xcoff_mark_symbol_by_name): New function.
(bfd_xcoff_size_dynamic_sections): Use it to mark the entry,
init and fini functions. Do garbage collection for objects
without an entry point too.
ld/testsuite/
* ld-powerpc/aix-gc-1.s, ld-powerpc/aix-gc-1.ex,
ld-powerpc/aix-gc-1-32.dd, ld-powerpc/aix-gc-1-64.dd,
ld-powerpc/aix-weak-1-gcdso.dnd, ld-powerpc/aix-weak-1-gcdso.hd,
ld-powerpc/aix-weak-1-gcdso.nd: New tests.
* ld-powerpc/aix52.exp: Run them.
* internal.h (C_AIX_WEAKEXT): New macro.
(C_WEAKEXT): Use the GNU definition in the generic part of the file,
and conditionally reset it to C_AIX_WEAKEXT in the XCOFF part of
the file.
(CSECT_SYM_P): New macro.
* xcoff.h (L_WEAK): Define.
(EXTERN_SYM_P): New macro.
bfd/
* coffcode.h (coff_pointerize_aux_hook): Update CSECT_SYM_P to
check whether a symbol has csect information.
(coff_print_aux): Likewise.
* coff-rs6000.c (_bfd_xcoff_swap_aux_in): Handle auxillary csect
information for C_AIX_WEAKEXT too.
(_bfd_xcoff_swap_aux_out): Likewise.
(xcoff_reloc_type_br): Handle defweak symbols too.
* coff64-rs6000.c (_bfd_xcoff64_swap_aux_in): Handle auxillary csect
information for C_AIX_WEAKEXT too.
(_bfd_xcoff64_swap_aux_out): Likewise.
(xcoff64_reloc_type_br): Handle defweak symbols too.
* coffgen.c (coff_print_symbol): Handle auxillary function
information for C_AIX_WEAKEXT too.
* xcofflink.c (_bfd_xcoff_canonicalize_dynamic_symtab): Set BSF_WEAK
instead of BSF_GLOBAL if the L_WEAK flag is set.
(xcoff_dynamic_definition_p): New function.
(xcoff_link_add_dynamic_symbols): Use it to decide whether ldsym
defines h. Don't change h if ldsym isn't the definition. Otherwise,
always take the symbol class from the ldsym. Use weak bfd symbol
types for weak ldsyms.
(xcoff_link_add_symbols): Use CSECT_SYM_P and EXTERN_SYM_P.
Fix the check for whether a definition is from a shared object.
Allow redefinitions of weak symbols.
(xcoff_link_check_ar_symbols): Use EXTERN_SYM_P.
(xcoff_keep_symbol_p): Likewise.
(bfd_xcoff_size_dynamic_sections): Use CSECT_SYM_P.
(xcoff_link_input_bfd): Use CSECT_SYM_P and EXTERN_SYM_P.
Add .loader entries for C_AIX_WEAKEXT as well as C_EXT symbols,
but mark them as L_WEAK.
(xcoff_write_global_symbol): Treat weak symbols as C_AIX_WEAKEXT
instead of C_EXT if C_AIX_WEAKEXT == C_WEAKEXT.
gas/
* config/tc-ppc.c (ppc_frob_symbol): Add csect information for
C_AIX_WEAKEXT too.
ld/testsuite/
* ld-powerpc/aix-glink-2a.s, ld-powerpc/aix-glink-2a.ex,
ld-powerpc/aix-glink-2b.s, ld-powerpc/aix-glink-2c.s,
ld-powerpc/aix-glink-2c.ex, ld-powerpc/aix-glink-2d.s,
ld-powerpc/aix-glink-2-32.dd, ld-powerpc/aix-glink-2-64.dd,
ld-powerpc/aix-weak-1a.s, ld-powerpc/aix-weak-1b.s,
ld-powerpc/aix-weak-1-rel.hd, ld-powerpc/aix-weak-1-rel.nd,
ld-powerpc/aix-weak-1-dso.hd, ld-powerpc/aix-weak-1-dso.nd,
ld-powerpc/aix-weak-1-dso.dnd, ld-powerpc/aix-weak-1.ex,
ld-powerpc/aix-weak-2a.s, ld-powerpc/aix-weak-2a.ex,
ld-powerpc/aix-weak-2a.nd, ld-powerpc/aix-weak-2b.s,
ld-powerpc/aix-weak-2b.nd, ld-powerpc/aix-weak-2c.s,
ld-powerpc/aix-weak-2c.ex, ld-powerpc/aix-weak-2c.nd,
ld-powerpc/aix-weak-2c.od, ld-powerpc/aix-weak-3a.s,
ld-powerpc/aix-weak-3a.ex, ld-powerpc/aix-weak-3b.s,
ld-powerpc/aix-weak-3b.ex, ld-powerpc/aix-weak-3-32.d,
ld-powerpc/aix-weak-3-32.dd, ld-powerpc/aix-weak-3-64.d,
ld-powerpc/aix-weak-3-64.dd: New tests.
* ld-powerpc/aix52.exp: Run them. Replace tmp/aix-* with
tmp/aix64-* in 64-bit ld options.
* xcoff.h (XCOFF_ALLOCATED): New flag.
bfd/
* xcofflink.c (xcoff_mark): When walking the relocations,
only mark the target symbol or the target section, not both.
(xcoff_final_definition_p): New function.
(xcoff_keep_symbol_p): Use it to check whether an external XCOFF
symbol is a valid definition of the associated output symbol.
Use XCOFF_ALLOCATED to stop the same hash table entry having
two output symbols.
(bfd_xcoff_size_dynamic_sections): Set XCOFF_ALLOCATED when
keeping a symbol.
(xcoff_link_input_bfd): Use xcoff_final_definition_p.
ld/testsuite/
* ld-powerpc/aix-no-dup-syms-1a.s, ld-powerpc/aix-no-dup-syms-1b.s,
ld-powerpc/aix-no-dup-syms-1.ex, ld-powerpc/aix-no-dup-syms-1.im,
ld-powerpc/aix-no-dup-syms-1-dso.dnd,
ld-powerpc/aix-no-dup-syms-1-dso.drd,
ld-powerpc/aix-no-dup-syms-1-dso.nd,
ld-powerpc/aix-no-dup-syms-1-dso.rd,
ld-powerpc/aix-no-dup-syms-1-rel.nd,
ld-powerpc/aix-no-dup-syms-1-rel.rd: New tests.
* ld-powerpc/aix52.exp: Run them.
* libcoff-in.h (xcoff_tdata): Add a lineno_counts field.
* libcoff.h: Regenerate.
* xcofflink.c (xcoff_link_add_symbols): Record per-symbol
line-number counts in the bfd's lineno_counts field.
Don't keep per-csect line-number counts.
(xcoff_sweep): Don't update per-csect line-number counts.
(bfd_xcoff_size_dynamic_sections): Count the number of line-number
entries in each output section.
(xcoff_link_input_bfd): Get the number of line numbers from
the bfd's lineno_counts field, rather than recalculating it
from scratch. Fix the range check when updating C_BINCL and
C_EINCL symbols.
(_bfd_xcoff_bfd_final_link): Don't count the output line numbers
here. Don't expect csects to have line-number counts.
ld/testsuite/
* ld-powerpc/aix-lineno-1.s, ld-powerpc/aix-lineno-1.txt,
ld-powerpc/aix-lineno-1a.dd, ld-powerpc/aix-lineno-1a.nd,
ld-powerpc/aix-lineno-1b.dd, ld-powerpc/aix-lineno-1b.nd: New tests.
* ld-powerpc/aix52.exp: Run them. Copy aix-lineno-1.txt to tmpdir.
* xcofflink.c: (xcoff_mark_symbol): Mark the TOC section when
creating a descriptor.
(xcoff_sweep): Don't mark toc_section unless it's needed.
(bfd_xcoff_size_dynamic_sections): Skip the toc_section
when marking every bfd.
(xcoff_link_input_bfd): Skip all TOC anchors.
(xcoff_toc_section_p, xcoff_find_tc0): New functions.
(_bfd_xcoff_bfd_final_link): Don't set the output bfd's TOC anchor
to -1; call xcoff_find_tc0 instead.
ld/testsuite/
* ld-powerpc/aix-toc-1.ex, ld-powerpc/aix-toc-1a.s,
ld-powerpc/aix-toc-1b.s, ld-powerpc/aix-toc-1-32.dd,
ld-powerpc/aix-toc-1-64.dd: New tests.
* ld-powerpc/aix52.exp: Run them.
* xcoff.h (XCOFF_CALLED, XCOFF_IMPORT): Update comments.
(XCOFF_WAS_UNDEFINED): New flag.
(xcoff_link_hash_table): Add an "rtld" field.
bfd/
* coff-rs6000.c (xcoff_ppc_relocate_section): Report relocations
against undefined symbols if the symbol's XCOFF_WAS_UNDEFINED
flag is set. Assert that all undefined symbols are either
imported or defined by a dynamic object.
* coff64-rs6000.c (xcoff64_ppc_relocate_section): Likewise.
* xcofflink.c (xcoff_link_add_symbols): Extend function-symbol
handling to all relocations. Only set XCOFF_CALLED for function
symbols.
(xcoff_find_function): New function, split out from...
(bfd_xcoff_export_symbol) ...here.
(xcoff_set_import_path): New function, split out from...
(bfd_xcoff_import_symbol): ...here. Remove assertion for old
meaning of XCOFF_CALLED.
(xcoff_mark_symbol): If we mark an undefined and unimported
symbol, find some way of defining it. If the symbol is a function
descriptor, fill in its definition automatically. If the symbol
is a function, mark its descriptor and allocate room for global
linkage code. Otherwise mark the symbol as implicitly imported.
Move the code for creating function descriptors from...
(xcoff_build_ldsyms): ...here. Use XCOFF_WAS_UNDEFINED to
check for symbols that were implicitly defined.
(xcoff_mark): Don't count any dynamic relocations against
function symbols.
(bfd_xcoff_size_dynamic_sections): Save the rtld parameter
in the xcoff link info.
(xcoff_link_input_bfd): Remove handling of undefined and
unexported symbols.
ld/
* emultempl/aix.em (gld${EMULATION_NAME}_handle_option): Make
-berok and -bernotok control link_info.unresolved_syms_in_objects
and link_info.unresolved_syms_in_shared_libs instead of
force_make_executable.
ld/testsuite/
* ld-powerpc/aix-glink-1.ex, ld-powerpc/aix-glink-1.s,
ld-powerpc/aix-glink-1-32.dd, ld-powerpc/aix-glink-1-64.dd,
ld-powerpc/aix-glink-1-32.d, ld-powerpc/aix-glink-1-64.d: New tests.
* ld-powerpc/aix52.exp: Run them.
* coff-rs6000.c (xcoff_reloc_type_br): Make the branch absolute
if the target is absolute. Fix comment typo.
(xcoff_ppc_relocate_section): Remove FIXME.
* coff64-rs6000.c (xcoff64_reloc_type_br): Make the branch absolute
if the target is absolute.
ld/testsuite/
* ld-powerpc/aix-abs-branch-1.im, ld-powerpc/aix-abs-branch-1.ex,
ld-powerpc/aix-abs-branch-1.s,
ld-powerpc/aix-abs-branch-1.dd: New test.
* ld-powerpc/aix52.exp: Run it.
* xcofflink.c (xcoff_mark, xcoff_link_input_bfd): Don't copy
R_POS and R_NEG relocations against absolute symbols to the
.loader section.
ld/testsuite/
* ld-powerpc/aix-abs-reloc-1.ex, ld-powerpc/aix-abs-reloc-1.im,
ld-powerpc/aix-abs-reloc-1.od, ld-powerpc/aix-abs-reloc-1.s: New test.
* ld-powerpc/aix52.exp: Run it.
