undefweak to use zero register. Call elf64_alpha_relax_got_load
if not all uses removed.
(elf64_alpha_relax_got_load): Relax undefweak to lda zero.
(elf64_alpha_relax_section): Handle undefweak symbols.
(elf64_alpha_calc_dynrel_sizes): Don't add relocs for undefweak.
(elf64_alpha_size_rela_got_1): Likewise.
(elf64_alpha_relocate_section): Likewise.
unsigned int *.
(som_write_space_strings): Change type of tmp_space and p to char *.
(som_write_symbol_strings): Likewise. Also change type of comp to
char *comp[4].
(som_begin_writing): Change type of strings_size to unsigned int.
(som_finish_writing): Likewise.
(som_slurp_reloc_table): Change type of external_relocs to unsigned
char *.
* som.h (struct som_section_data_struct): Change type of reloc_stream
field to unsigned char *.
* bfd/elf32-ppc.c (struct ppc_elf_link_hash_entry): Add new field
has_sda_refs.
(ppc_elf_copy_indirect_symbol): Copy has_sda_refs.
(ppc_elf_check_relocs): Set has_sda_refs.
(ppc_elf_adjust_dynamic_symbol): Check has_sda_refs before eliminating
copy relocations. Use has_sda_refs to place variables in .sbss.
(ppc_elf_finish_dynamic_symbol): Use has_sda_refs to place variables in
.sbss.
ld/testsuite/
* ld-powerpc/sdalib.s, ld-powerpc/sdadyn.s, ld-powerpc/sdadyn.d: New
files.
* ld-powerpc/powerpc.exp: Run the new test.
for second and subsequent list entries. Only allocate multiple
glink stubs when shared or pie.
(ppc_elf_finish_dynamic_symbol): Break out early when only one
glink stub is needed.
* gas/Makefile.am: Have 'all' depend on 'info'.
* ld/Makefile.am: Have 'all' depend on 'info' and 'ld.1'.
* bfd/Makefile.in, binutils/Makefile.in, gas/Makefile.in
* ld/Makefile.in: Regenerate.
* 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.
elf_shstrtab.
* format.c (bfd_check_format_matches): Set output_has_begun
for both_direction.
* section.c (bfd_set_section_contents): Use bfd_write_p. Remove
special case for both_direction.
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.
(LWZU_0_X_12, LWZ_0_X_12, LWZ_12_4_12, LWZ_12_X_12): Define.
(ppc_elf_finish_dynamic_sections): Provide non-pic plt call stub
for --data-plt when building non-pie executables.
(BFD_RELOC_HI16_S_PCREL, BFD_RELOC_LO16_PCREL): Define.
* elf32-ppc.c (GLINK_PLTRESOLVE, GLINK_ENTRY_SIZE): Define.
(CROR_151515, CROR_313131): Delete.
(ADDIS_11_11, ADDI_11_11, SUB_11_11_30, ADD_0_11_11, ADD_11_0_11,
LWZ_0_4_30, MTCTR_0, LWZ_12_8_30, BCTR, ADDIS_11_30,
LWZU_0_X_11): Define.
(ppc_elf_howto_raw): Add R_PPC_REL16, R_PPC_REL16_LO, R_PPC_REL16_HI
and R_PPC_REL16_HA entries.
(ppc_elf_reloc_type_lookup): Convert new bfd reloc types.
(ppc_elf_addr16_ha_reloc): Also handle R_PPC_REL16_HA.
(struct ppc_elf_link_hash_table): Add glink, glink_pltresolve,
new_plt, and old_plt.
(ppc_elf_create_dynamic_sections): Create .glink section.
(ppc_elf_check_relocs): Set new_plt and old_plt.
(ppc_elf_select_plt_layout): New function.
(ppc_elf_tls_setup): Set plt output section elf type and flags.
(allocate_got): Handle differences between old and new got layout.
(allocate_dynrelocs): Likewise for plt.
(ppc_elf_size_dynamic_sections): Likewise. Allocate memory for
.glink. Don't allocate memory for old bss .plt. Emit DT_PPC_GLINK.
(ppc_elf_relax_section): Rename ppc_info to htab. Handle .glink
destination of R_PPC_PLTREL24 relocs.
(ppc_elf_relocate_section): Handle new relocs and changed destination
of R_PPC_PLTREL24.
(ppc_elf_finish_dynamic_symbol): Init new style plt and handle
differences in layout.
(ppc_elf_finish_dynamic_sections): Set DT_PPC_GLINK value. Don't
put a blrl in new got. Write glink contents.
* elf32-ppc.h (ppc_elf_select_plt_layout): Declare.
* libbfd.h: Regenerate.
* bfd-in2.h: Regenerate.
(ppc64_elf_add_symbol_hook): Set has_dotsym.
(ppc64_elf_check_directives): Only process syms when has_dotsym.
(func_desc_adjust): Hide fake function descriptors when function
code entry is defined.
(adjust_opd_syms): Adjust for deleted_section becoming union field.
2005-05-05 H.J. Lu <hongjiu.lu@intel.com>
* elflink.c (_bfd_elf_provide_section_bound_symbols): Use
"__bss_start" instead of "_edata" as fallback.
ld/
2005-05-05 H.J. Lu <hongjiu.lu@intel.com>
* scripttempl/elf.sc: Document the usage of __bss_start.
bfd/
* config.bfd: Use bfd_elf32_i386_vxworks_vec for i?86-*-vxworks.
* configure.in: Add bfd_elf32_i386_vxworks_vec. i386 targets need
elf-vxworks.lo.
* configure: Regenerate.
* Makefile.am (BFD32_BACKENDS): Add elf-vxworks.lo.
(BFD32_BACKENDS_CFILES): Add elf-vxworks.c.
(elf32-i386.lo): Depend on elf-vxworks.h.
(elf-vxworks.lo): New rule.
* Makefile.in: Regenerate.
* elf-bfd.h (elf_backend_data): Update type of
elf_backend_emit_relocs.
(_bfd_elf_link_output_relocs): Update prototype.
* elflink.c (_bfd_elf_link_output_relocs): Always use
bed->elf_backend_emit_relocs when outputting relocations.
* elfxx-target.h (elf_backend_emit_relocs): Default to
_bfd_elf_link_output_relocs.
* targets.c (bfd_elf32_i386_vxworks_vec): Declare.
(_bfd_target_vector): Add bfd_elf32_i386_vxworks_vec.
* elf32-i386.c: Add elf32-i386-vxworks target BFD.
(elf_i386_plt0_entry): Remove padding.
(elf_i386_pic_plt0_entry): Ditto.
(PLTRESOLVE_RELOCS_SHLIB, PLTRESOLVE_RELOCS): Define.
(PLT_NON_JUMP_SLOT_RELOCS): Define.
(elf_i386_link_hash_table): Add srelplt2, hgot, hplt, is_vxworks and
plt0_pad_byte fields.
(elf_i386_link_hash_table_create): Zero them.
(elf_i386_create_dynamic_sections): Create static relocation section.
(allocate_dynrelocs): Allocate space for static PLT relocations.
(elf_i386_size_dynamic_sections): Save shortcuts to PLT and GOT
symbols. Give PLT symbols function type. Don't strip PLT sections
if we have exported symbols from them.
(elf_i386_finish_dynamic_symbol): Fill in VxWorks PLT static
relocation section. Don't mark _GLOBAL_OFFSET_TABLE_ as absolute on
VxWorks.
(elf_i386_finish_dynamic_sections): Allow different pad bytes.
Add relocation for GOT location. Fill in PLT static relocations.
(elf_i386_vxworks_link_hash_table_create): New function.
(elf_i386_vxworks_link_output_symbol_hook): New function.
* elf-vxworks.h: New file.
gas/
* config/tc-i386.h (ELF_TARGET_FORMAT): Define for TE_VXWORKS.
gas/testsuite/
* gas/i386/i386.exp: Don't run divide test on vxworks.
ld/
* Makefile.am: Add eelf_i386_vxworks.
* Makefile.in: Regenerate.
* configure.tgt: Make i?86-*-vxworks use targ_emul=elf_i386_vxworks.
* emulparams/elf_i386_vxworks.sh: New file.
* emulparams/vxworks.sh: New file.
* scripttempl/elf.sc: Add DATA_END_SYMBOLS and ETEXT_NAME.
