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.
* lib/ld-lib.exp (ar_simple_create): Add an "aropts" parameter.
(run_ld_link_tests): Treat the second list element as "ar" options
when creating an archive. Don't run the linker in this case.
(run_cc_link_tests): Likewise.
Replace call to verbose_eval with a test of verbose level. If
greater than 2 always dump the contents of the dumpfile. If equal
to 2 only dump the contents if the regexp diff failed.
(proc verbose_eval): Delete.
bfd/
* elf32-arm.c (group_sections): Take next section size into
account before accepting to group it.
testsuite/
* ld-arm/arm-elf.exp: Add new farcall-group-limit test.
* ld-arm/farcall-group-limit.d: New file.
* ld-arm/farcall-group3.s: New file.
* ld-arm/farcall-group4.s: New file.
* ppc.h (R_PPC_TLSGD, R_PPC_TLSLD): Add new relocs.
* ppc64.h (R_PPC64_TLSGD, R_PPC64_TLSLD): Add new relocs.
bfd/
* reloc.c (BFD_RELOC_PPC_TLSGD, BFD_RELOC_PPC_TLSLD): New.
* section.c (struct bfd_section): Add has_tls_get_addr_call.
(BFD_FAKE_SECTION): Init new flag.
* ecoff.c (bfd_debug_section): Likewise.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
* elf32-ppc.c (ppc_elf_howto_raw): Add R_PPC_TLSGD and R_PPC_TLSLD.
(ppc_elf_reloc_type_lookup): Handle new relocs.
(ppc_elf_check_relocs): Set has_tls_get_addr_call on finding such
without marker relocs.
(ppc_elf_tls_optimize): Allow out-of-order __tls_get_addr relocs
if section has no old-style calls.
(ppc_elf_relocate_section): Set tls_mask for non-tls relocs too.
Don't try to optimize new-style __tls_get_addr call when handling
arg setup relocs. Instead do so for R_PPC_TLSGD and R_PPC_TLSLD
relocs.
* elf64-ppc.c (ppc64_elf_howto_raw): Add R_PPC64_TLSGD, R_PPC64_TLSLD.
(ppc64_elf_reloc_type_lookup): Handle new relocs.
(ppc64_elf_check_relocs): Set has_tls_get_addr_call on finding such
without marker relocs.
(ppc64_elf_tls_optimize): Allow out-of-order __tls_get_addr relocs
if section has no old-style calls. Set toc_ref for new relocs as
appropriate.
(ppc64_elf_relocate_section): Set tls_mask for non-tls relocs too.
Don't try to optimize new-style __tls_get_addr call when handling
arg setup relocs. Instead do so for R_PPC_TLSGD and R_PPC_TLSLD
relocs.
gas/
* config/tc-ppc.c (ppc_elf_suffix): Error if ppc32 tls got relocs
have non-zero addend.
(md_assemble): Parse args of __tls_get_addr calls.
(md_apply_fix): Handle BFD_RELOC_PPC_TLSGD and BFD_RELOC_PPC_TLSLD.
ld/testsuite/
* ld-powerpc/tlsmark.s, * ld-powerpc/tlsmark.d: New test.
* ld-powerpc/tlsmark32.s, * ld-powerpc/tlsmark32.d: New test.
* ld-powerpc/powerpc.exp: Run them.
* ldlang.c: Likewise.
* ldlang.h: Likewise.
* ldlex.l: Likewise.
* NEWS: Mention the new feature.
* ld.texinfo: Document the new feature.
* ld-scripts/regions-alias-1.t: New file.
* ld-scripts/regions-alias-2.t: New file.
* ld-scripts/regions-alias-3.t: New file.
* ld-scripts/regions-alias-4.t: New file.
* ld-scripts/script.exp: Run region alias tests.
* emultempl/pe.em (gld_${EMULATION_NAME}_before_parse): Set
default state of auto-import flag based on $target.
ld/testsuite/ChangeLog
* ld-pe/pe.exp: Disable auto-import when linking on Cygwin.
