SymbianOS.
* emulparams/armsymbian.sh (OTHER_READONLY_SECTIONS): Define, so
as to include .ARM.exidx$${Base,Limit}.
* ld/scripttempl/armbpabi.sc: Move .plt to end of text segment.
Define IMAGE$$ER_RO$${Base,Limit} and SHT$$INIT_ARRAY$${Base,Limit}.
Put .init_array, .fini_array, etc. into the read-only data
segment.
* elflink.c (elf_link_add_object_symbols): Don't create link dynamic
sections immediately when linking shared libs. Instead, wait until
we know a lib is needed.
(_bfd_elf_link_create_dynstrtab): Extract from..
(_bfd_elf_link_create_dynamic_sections_): ..here.
(elf_add_dt_needed_tag): Call _bfd_elf_link_create_dynstrtab and
_bfd_elf_link_create_dynamic_sections. Add abfd param. Allow
for non-existent .dynamic.
(elf_link_output_extsym): Don't complain about undefined symbols
in as-needed dynamic libs that aren't actually linked.
ld/
* emultempl/elf32.em (gld${EMULATION_NAME}_try_needed): Formatting.
(gld${EMULATION_NAME}_after_open): Ignore needed libs if they were
only needed by an as-needed lib that didn't get linked.
(earmelfb_linux_eabi.c): New target.
* Makefile.in: Regenerated.
* configure.tgt (arm*b-*-linux-gnueabi): New target.
* emulparams/armelfb_linux_eabi.sh: New file.
* ldmain.c (ld_sysroot): Likewise.
(get_relative_sysroot, get_sysroot): New functions, adding command-line
support for changing the sysroot.
(main): Call the new functions.
* lexsup.c (OPTION_SYSROOT): New.
(ld_options): Add --sysroot.
(parse_args): Add a dummy handler for it.
* ld.texinfo (--sysroot): Document.
* NEWS: Mention the new --sysroot option.
* ldmisc.c (vfinfo): Add an extra argument: is_warning. Use this to determine
whether config.make_executable should be set to FALSE in conjunction with
config.fatal_warnings.
(info_msg, minfo, lfinof): Pass FALSE as the extra argument.
(einfo): Pass TRUE as the extra argument.
* ldexp.c (fold_binary) <case DATA_SEGMENT_ALIGN>: Initialize them.
* ldlang.c (lang_size_sections): Use them to avoid wasting virtual
address space at DATA_SEGMENT_ALIGN. Fix computation of expected
PT_GNU_RELRO segment end.
(earmelf_linux_eabi.c): New target.
* configure.tgt (arm*-*-linux-gnueabi): Handle it.
* emulparams/armelf_linux_eabi.sh: New file.
* Makefile.in: Regenerated.
* elf32-arm.c (PLT_THUMB_STUB_SIZE): Define.
(elf32_arm_plt_thumb_stub): New.
(struct elf32_arm_link_hash_entry): Add plt_thumb_refcount
and plt_got_offset.
(elf32_arm_link_hash_traverse): Fix typo.
(elf32_arm_link_hash_table): Add obfd.
(elf32_arm_link_hash_newfunc): Initialize new fields.
(elf32_arm_copy_indirect_symbol): Copy plt_thumb_refcount.
(elf32_arm_link_hash_table_create): Initialize obfd.
(record_arm_to_thumb_glue): Mark the glue as a local ARM function.
(record_thumb_to_arm_glue): Mark the glue as a local Thumb function.
(bfd_elf32_arm_get_bfd_for_interworking): Verify that the
interworking BFD is not dynamic.
(bfd_elf32_arm_process_before_allocation): Handle R_ARM_PLT32. Do
not emit glue for PLT references.
(elf32_arm_final_link_relocate): Handle Thumb functions. Do not
emit glue for PLT references. Support the Thumb PLT prefix.
(elf32_arm_gc_sweep_hook): Handle R_ARM_THM_PC22 and
plt_thumb_refcount.
(elf32_arm_check_relocs): Likewise.
(elf32_arm_adjust_dynamic_symbol): Handle Thumb functions and
plt_thumb_refcount.
(allocate_dynrelocs): Handle Thumb PLT references.
(elf32_arm_finish_dynamic_symbol): Likewise.
(elf32_arm_symbol_processing): New function.
(elf_backend_symbol_processing): Define.
opcodes/
* arm-dis.c (WORD_ADDRESS): Define.
(print_insn): Use it. Correct big-endian end-of-section handling.
gas/testsuite/
* gas/arm/mapping.d: Expect F markers for Thumb code.
* gas/arm/unwind.d: Update big-endian pattern.
ld/
* emultempl/armelf.em (arm_elf_set_bfd_for_interworking): Don't use
a dynamic object for stubs.
ld/testsuite/
* ld-arm/mixed-app.d, ld-arm/mixed-app.r, ld-arm/mixed-app.s,
ld-arm/mixed-app.sym, ld-arm/mixed-lib.d, ld-arm/mixed-lib.r,
ld-arm/mixed-lib.s, ld-arm/mixed-lib.sym, ld-arm/arm-dyn.ld,
ld-arm/arm-lib.ld: New files.
* ld-arm/arm-app-abs32.d, ld-arm/arm-app-abs32.r, ld-arm/arm-app.d,
ld-arm/arm-app.r, ld-arm/arm-lib-plt32.d, ld-arm/arm-lib-plt32.r,
ld-arm/arm-lib.d, ld-arm/arm-lib.r, ld-arm/arm-static-app.d,
ld-arm/arm-static-app.r: Update for big-endian.
* ld-arm/arm-elf.exp: Run the new tests.
* ldexp.h (segment_type): New type.
(segments): New variable.
* ldexp.c (segments): New variable.
(exp_print_token): Handle SEGMENT_START.
(fold_binary): Likewise.
* ldgram.y (SEGMENT_START): Declare it as a token.
(exp): Handle SEGMENT_START.
* ldlang.h (lang_address_statement_type): Add segment field.
(lang_section_start): Change prototype.
* ldlang.c (map_input_to_output_sections): Do not process section
assignments if a corresponding SEGMENT_START has already been
seen.
(lang_section_start): Add segment parameter.
* ldlex.l (SEGMENT_START): Add it.
* lexsup.c (seg_segment_start): New function.
(parse_args): Use it for -Tbss, -Tdata, and -Ttext.
* ld.texinfo (SEGMENT_START): Document it.
* emulparams/armsymbian.sh (EMBEDDED): Set it.
* scripttempl/armbpabi.sc: Use SEGMENT_START to control segment
base addresses. Do not map relocations.
* NEWS: Mention SEGMENT_START.
Nick Clifton
Julian Brown
Mark Mitchell
Alan Modra
Richard Sandiford
Jakub Jelinek
Ben Elliston
Danny Smith
Mark Kettenis
Eric Botcazou
Paul Brook
Daniel Jacobowitz
Hans-Peter Nilsson