elf32-arm.c (bfd_elf32_close_and_cleanup): Define.
(elf32_arm_close_and_cleanup): New function - walk over the sections in the
bfd that is being closed removing them from the list of recorded sections.
(unrecord_section_via_map_over_sections): New helper function.
(record_section_with_arm_elf_section_data): Call bfd_malloc instead of
bfd_alloc. Remove unneeded abfd parameter.
(elf32_arm_new_section_hook): Do not pass bfd to record_section_with_arm_elf_section_data.
elfxx-target.h (bfd_elfNN_close_and_cleanup): Only define if not already
defined by the target.
* elf32-arm.c (struct _arm_elf_section_data): Turn into a typedef and make the
mapcount field unsigned.
(struct section_list): New: Used to keep track of which sections have an
_arm_elf_section_data structure.
(record_section_with_arm_elf_section_data): New function.
(get_arm_elf_section_data): New function.
(unrecord_section_with_arm_elf_section_data): New function.
(elf32_arm_output_symbol_hook): Use get_arm_elf_section_data.
(elf32_arm_new_section_hook): Call record_section_with_arm_elf_section_data.
(elf32_arm_write_section): Use get_arm_elf_section_data and
unrecord_section_with_arm_elf_section_data.
of the usual sections are found.
* elf-m10300.c (_bfd_mn10300_elf_size_dynamic_sections): Tidy.
Strip .dynbss if it is zero size.
* elf32-arm.c (elf32_arm_size_dynamic_sections): Likewise.
* elf32-cris.c (elf_cris_size_dynamic_sections): Likewise.
* elf32-hppa.c (elf32_hppa_size_dynamic_sections): Likewise.
* elf32-i370.c (i370_elf_size_dynamic_sections): Likewise, and
.dynsbss.
(i370_elf_finish_dynamic_sections): Don't attempt to write .got
when it is zero size.
* elf32-i386.c (elf_i386_size_dynamic_sections): Correct handling
of .dynbss and zero size sections.
* elf32-m32r.c (m32r_elf_size_dynamic_sections): Strip .dynbss if
it is zero size.
* elf32-m68k.c (elf_m68k_size_dynamic_sections): Tidy. Strip
.dynbss if zero size.
* elf32-ppc.c (ppc_elf_size_dynamic_sections): Likewise, .dynsbss
too.
* elf32-s390.c (elf_s390_size_dynamic_sections): Likewise.
* elf32-sh.c (sh_elf_size_dynamic_sections): Likewise.
* elf32-vax.c (elf_vax_size_dynamic_sections): Likewise.
* elf32-xtensa.c (elf_xtensa_size_dynamic_sections): Tidy. Strip
.plt.* and .got.plt.* if zero size.
* elf64-alpha.c (elf64_alpha_size_dynamic_sections): Tidy. Strip
.got* and .dynbss if zero size.
* elf64-hppa.c (elf64_hppa_size_dynamic_sections): Tidy. Strip
* elf64-ppc.c (create_linkage_sections): Create branch lookup table
in .data.rel.ro.brlt or .rodata.brlt, and similarly for associated
reloc section.
(create_got_section): Always create new .got and .rela.got sections.
(ppc64_elf_size_dynamic_sections): Tidy. Strip .dynbss if zero size.
* elf64-s390.c (elf_s390_size_dynamic_sections): Likewise.
* elf64-sh64.c (sh64_elf64_size_dynamic_sections): Likewise.
* elf64-x86-64.c (elf64_x86_64_size_dynamic_sections): Handle
dynamic bss sections correctly.
* elfxx-mips.c (_bfd_mips_elf_size_dynamic_sections): Tidy.
* elfxx-sparc.c (_bfd_sparc_elf_size_dynamic_sections): Tidy. Strip
.dynbss if zero size.
2005-05-23 Fred Fish <fnf@specifixinc.com>
* dwarf2.c (struct dwarf2_debug): Add inliner_chain member.
(struct funcinfo): Add caller_func, caller_file, caller_line.
tag, and nesting_level members.
(lookup_address_in_function_table): Change first passed parameter
from "struct funcinfo *" to "struct comp_unit *".
(lookup_address_in_function_table): Dereference unit to find function
table.
(lookup_address_in_function_table): Traverse the function list to
create a chain of inlined functions back to the first non inlined
function.
(scan_unit_for_functions): Remember tag and nesting level. Handle
DW_AT_call_file and DW_AT_call_line.
(comp_unit_find_nearest_line): Adjust lookup_address_in_function_table
call to pass unit pointer instead of function table pointer. For
inlined functions, save pointer to the inliner chain.
(_bfd_dwarf2_find_nearest_line): Initialize inliner_chain to NULL.
(_bfd_dwarf2_find_inliner_info): New function that returns information
from the inliner chain after a call to bfd_find_nearest_line.
* bfd.c (bfd_find_inliner_info): Define using BFD_SEND.
* targets.c (BFD_JUMP_TABLE_SYMBOLS): Add entry for
NAME##_find_inliner_info.
(bfd_target): Add _bfd_find_inliner_info.
* bfd-in2.h: Regenerate.
* libbfd-in.h (_bfd_nosymbols_find_inliner_info): Define as
macro that always returns bfd_false.
(_bfd_dwarf2_find_inliner_info): Declare.
* libbfd.h: Regenerate.
* elf32-arm.c (elf32_arm_find_inliner_info): New function
that calls _bfd_dwarf2_find_inliner_info.
(bfd_elf32_find_inliner_info): Define to elf32_arm_find_inliner_info.
* elfxx-mips.c (_bfd_mips_elf_find_inliner_info): New function
that calls _bfd_dwarf2_find_inliner_info.
* elfxx-mips.h (_bfd_mips_elf_find_inliner_info): Declare.
* elfn32-mips.c (bfd_elf32_find_inliner_info): Define to
_bfd_mips_elf_find_inliner_info.
* elf64-mips.c (bfd_elf64_find_inliner_info): Ditto.
* elf32-mips.c (bfd_elf32_find_inliner_info): Ditto.
* elf.c (_bfd_elf_find_inliner_info): New function that calls
_bfd_dwarf2_find_inliner_info.
* elf-bfd.h (_bfd_elf_find_inliner_info): Declare.
* elfxx-target.h (bfd_elfNN_find_inliner_info): Define to
_bfd_elf_find_inliner_info.
* coffgen.c (coff_find_inliner_info): New function that
calls _bfd_dwarf2_find_inliner_info.
* libcoff-in.h (coff_find_inliner_info): Declare.
* libcoff.h: Regenerate.
* coff-rs6000.c (rs6000coff_vec): Add coff_find_inliner_info.
(pmac_xcoff_vec) Ditto.
* coff64-rs6000.c (rs6000coff64_vec): Ditto.
(aix5coff64_vec): Ditto.
* aout-target.h (MY_find_inliner_info): Define as
_bfd_nosymbols_find_inliner_info.
* aout-tic30.c (MY_find_inliner_info): Ditto.
* binary.c (binary_find_inliner_info): Ditto.
* i386msdos.c (msdos_find_inliner_info): Ditto.
* ihex.c (ihex_find_inliner_info): Ditto.
* libaout.h (aout_32_find_inliner_info): Ditto.
* libecoff.h (_bfd_ecoff_find_inliner_info): Ditto.
* mach-o.c (bfd_mach_o_find_inliner_info): Ditto.
* mmo.c (mmo_find_inliner_info): Ditto.
* nlm-target.h (nlm_find_inliner_info): Ditto.
* pef.c (bfd_pef_find_inliner_info): Ditto.
* ppcboot.c (ppcboot_find_inliner_info): Ditto.
* srec.c (srec_find_inliner_info): Ditto.
* tekhex.c (tekhex_find_inliner_info): Ditto.
* versados.c (versados_find_inliner_info): Ditto.
* xsym.c (bfd_sym_find_inliner_info): Ditto.
* ieee.c (ieee_find_inliner_info): New function that always
returns FALSE.
* oasys.c (oasys_find_inliner_info): Ditto.
* vms.c (vms_find_inliner_info): Ditto.
* arm.h: Import complete list of official relocation names
and numbers from AAELF. Define FAKE_RELOCs for old names.
Remove a few old names no longer used anywhere.
bfd:
* elf32-arm.c: Wherever possible, use official reloc names
from AAELF.
(elf32_arm_howto_table, elf32_arm_tls_gd32_howto)
(elf32_arm_tls_ldo32_howto, elf32_arm_tls_ldm32_howto)
(elf32_arm_tls_le32_howto, elf32_arm_tls_ie32_howto)
(elf32_arm_vtinherit_howto, elf32_arm_vtentry_howto)
(elf32_arm_pc11_howto, elf32_arm_thm_pc9_howto, elf32_arm_got_prel)
(elf32_arm_r_howto): Replace with elf32_arm_howto_table_1,
elf32_arm_howto_table_2, and elf32_arm_howto_table_3.
Add many new relocations from AAELF.
(elf32_arm_howto_from_type): Update to match.
(elf32_arm_reloc_map): Add entries for R_ARM_THM_JUMP24,
R_ARM_THM_JUMP11, R_ARM_THM_JUMP19, R_ARM_THM_JUMP8,
R_ARM_THM_JUMP6, R_ARM_GNU_VTINHERIT, and R_ARM_GNU_VTENTRY.
(elf32_arm_reloc_type_lookup): Use elf32_arm_howto_from_type.
(elf32_arm_final_link_relocate): Add support for
R_ARM_THM_JUMP24, R_ARM_THM_JUMP19, R_ARM_THM_JUMP6. Remove
case entries redundant with default.
* reloc.c: Reorganize ARM relocations. Add Thumb
assembler-internal relocations BFD_RELOC_ARM_T32_OFFSET_U8,
BFD_RELOC_ARM_T32_OFFSET_IMM, BFD_RELOC_ARM_T32_IMMEDIATE.
Add visible relocations BFD_RELOC_THUMB_PCREL_BRANCH7,
BFD_RELOC_THUMB_BRANCH20, BFD_RELOC_THUMB_BRANCH25.
Delete unused relocations BFD_RELOC_ARM_GOT12, BFD_RELOC_ARM_COPY.
* bfd-in2.h, libbfd.h: Regenerate.
opcodes:
* arm-dis.c (thumb_opcodes): Add disassembly for V6T2 16-bit
instructions. Adjust disassembly of some opcodes to match
unified syntax.
(thumb32_opcodes): New table.
(print_insn_thumb): Rename print_insn_thumb16; don't handle
two-halfword branches here.
(print_insn_thumb32): New function.
(print_insn): Choose among print_insn_arm, print_insn_thumb16,
and print_insn_thumb32. Be consistent about order of
halfwords when printing 32-bit instructions.
gas:
* hash.c (hash_lookup): Add len parameter. All callers changed.
(hash_find_n): New interface.
* hash.h: Prototype hash_find_n.
* sb.c: Include as.h.
(scrub_from_sb, sb_to_scrub, scrub_position): New statics.
(sb_scrub_and_add_sb): New interface.
* sb.h: Prototype sb_scrub_and_add_sb.
* input-scrub.c (input_scrub_include_sb): Use sb_scrub_and_add_sb.
* config/tc-arm.h (TC_FORCE_RELOCATION_LOCAL): Remove
reference to BFD_RELOC_ARM_GOT12 which is never generated.
* config/tc-arm.c: Rewrite, adding Thumb-2 support.
gas/testsuite:
* gas/arm/arm.exp: Convert all existing "gas_test" tests to
"run_dump_test" tests. Run more tests unconditionally. Run new tests.
* gas/arm/arch4t.s, gas/arm/arch6zk.s, gas/arm/arm3.s, gas/arm/arm6.s
* gas/arm/arm7dm.s, gas/arm/bignum1.s, gas/arm/float.s
* gas/arm/immed.s, gas/arm/iwmmxt.s, gas/arm/offset.s, gas/arm/thumb.s:
Adjust to work as a dump test.
* gas/arm/arch4t.d, gas/arm/arch6zk.d, gas/arm/arm3.d, gas/arm/arm6.d
* gas/arm/arm7dm.d, gas/arm/bignum1.d, gas/arm/float.d
* gas/arm/immed.d, gas/arm/iwmmxt.d, gas/arm/offset.d, gas/arm/thumb.d:
New files.
* gas/arm/armv1-bad.l, gas/arm/armv1-bad.s: Remove tests for
diagnostics that don't happen in the first pass anymore.
* gas/arm/iwmmxt-bad.l, gas/arm/r15-bad.l, gas/arm/req.l
* gas/arm/vfp-bad.l:
Update expected diagnostics.
* gas/arm/pic.d: Update expected reloc name.
* gas/arm/thumbv6.d: CPY no longer appears in disassembly.
* gas/arm/r15-bad.s: Avoid two-argument mul.
* gas/arm/req.s: Adjust comments.
* gas/arm/maverick.d, gas/arm/maverick.s: Avoid inappropriate
use of PC.
* gas/arm/macro-1.d, gas/arm/macro1.s
* gas/arm/t16-bad.l, gas/arm/t16-bad.s
* gas/arm/tcompat.d, gas/arm/tcompat.s
* gas/arm/tcompat2.d, gas/arm/tcompat2.s
* gas/arm/thumb32.d, gas/arm/thumb32.s
New test pair.
ld/testsuite:
* ld-arm/mixed-app.d: Adjust expected disassembly a little.
associated with it.
elf32-arm.c (elf32_arm_final_link_relocate): Gracefully handle the situation
where a symbols's section is not known but a section relative R_ARM_RELATIVE
reloc has to be generated for the Symbian OS.
* bfd/bfd-in2.h: Regenerate.
* bfd/elf32-arm.c (elf32_arm_link_hash_table): New field, 'use_blx'.
(elf32_arm_link_hash_table_create): Initialise fix_v4bx, use_blx.
(bfd_elf32_arm_set_target_relocs): Handle use_blx.
(elf32_arm_final_link_relocate): Use Thumb BLX for R_ARM_THM_PC22
relocations if requested to.
(allocate_dynrelocs): Don't count size of omitted Thumb stubs based on
use_blx rather than symbian_p.
(elf32_arm_finish_dynamic_symbol): Don't output Thumb PLT stubs if
use_blx is in effect.
(elf32_arm_symbian_link_hash_table_create): Enable use_blx by default
for SymbianOS.
* ld/ld.texinfo: Document --use-blx.
* ld/emultempl/armelf.em (use_blx): New variable.
(arm_elf_create_output_section_statements): Communicate value of
use_blx to bfd.
(PARSE_AND_LIST_PROLOGUE): Add OPTION_USE_BLX.
(PARSE_AND_LIST_OPTIONS): Add --use-blx option.
(PARSE_AND_LIST_ARGS_CASES): Add OPTION_USE_BLX case.
* bfd/bfd-in2.h: Regenerate.
* bfd/elf32-arm.c (elf32_arm_is_target_special_symbol): Rename call to
bfd_elf32_is_arm_mapping_symbol_name.
(elf32_arm_output_symbol_hook): Likewise.
(arm_elf_find_function): Likewise, and include STT_NOTYPE in test for
mapping symbols.
(is_arm_mapping_symbol_name): Function moved from here...
* bfd/cpu-arm.c (bfd_elf32_is_arm_mapping_symbol_name): ...to here,
renamed and made global.
* gas/config/tc-arm.c (mapping_state): Change documentation in function
comment to cross-reference spec instead. Change type of mapping symbols
to BSF_NO_TYPE.
(arm_adjust_symtab): Don't change type of mapping symbols here.
* gas/testsuite/gas/arm/mapping.d: Update expected output.
* ld/testsuite/ld-arm/arm-app-abs32.d: Likewise.
* ld/testsuite/ld-arm/arm-app.d: Likewise.
* ld/testsuite/ld-arm/mixed-app.d: Likewise.
UNRESOLVED_RELOC_P argument. Set it appropriately.
(elf32_arm_relocate_section): Update call to
elf32_arm_final_link_relocate. Don't clobber RELOCATION; use
unresolved_reloc instead.
* elf-bfd.h (elf_backend_data): Add int to
elf_backend_section_from_shdr.
(bfd_elf_section_data): Update comment for this_idx.
(_bfd_elf_make_section_from_shdr): Add int.
* elfxx-mips.h (_bfd_mips_elf_section_from_shdr): Likewise.
* elf.c (_bfd_elf_make_section_from_shdr): Take section index
and use it to set this_idx in bfd_elf_section_data.
(bfd_section_from_shdr): Pass shindex to
_bfd_elf_make_section_from_shdr.
(_bfd_elf_section_from_bfd_section): Use this_idx in
bfd_elf_section_data to find section index.
* elf32-arm.c (elf32_arm_section_from_shdr): Take section
index and pass it to _bfd_elf_make_section_from_shdr.
* elf32-i370.c(i370_elf_section_from_shdr): Likewise.
* elf32-ppc.c (ppc_elf_section_from_shdr): Likewise.
* elf32-sh64.c (sh64_backend_section_from_shdr): Likewise.
* elf32-v850.c (v850_elf_section_from_shdr): Likewise.
* elf64-alpha.c (elf64_alpha_section_from_shdr): Likewise.
* elf64-hppa.c (elf64_hppa_section_from_shdr): Likewise.
* elf64-x86-64.c (elf64_x86_64_section_from_shdr): Likewise.
* elfxx-ia64.c (elfNN_ia64_section_from_shdr): Likewise.
* elfxx-mips.c (_bfd_mips_elf_section_from_shdr): Likewise.
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.
* 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.
Paul Brook
Nick Clifton
Alan Modra
H.J. Lu
Zack Weinberg
Fred Fish
Julian Brown
Daniel Jacobowitz
Mark Mitchell