bfd/
* elf32-arm.c (elf32_arm_swap_symbol_out): Don't set low
bit for undefined symbols.
ld/testsuite
* ld-arm/arm-elf.exp: New test.
* ld-arm/use-thumb-lib.s: New file.
* ld-arm/use-thumb-lib.sym: New file.
to R_ARM_LDC_SB_G{0,1,2} respectively.
bfd/
* bfd-in2.h: Regenerate.
* elf32-arm.c (R_ARM_ALU_PC_G0_NC, R_ARM_ALU_PC_G0,
R_ARM_ALU_PC_G1_NC, R_ARM_ALU_PC_G1, R_ARM_ALU_PC_G2,
R_ARM_LDR_PC_G1, R_ARM_LDR_PC_G2, R_ARM_LDRS_PC_G0,
R_ARM_LDRS_PC_G1, R_ARM_LDRS_PC_G2, R_ARM_LDC_PC_G0,
R_ARM_LDC_PC_G1, R_ARM_LDC_PC_G2, R_ARM_ALU_SB_G0_NC,
R_ARM_ALU_SB_G0, R_ARM_ALU_SB_G1_NC, R_ARM_ALU_SB_G1,
R_ARM_ALU_SB_G2, R_ARM_LDR_SB_G0, R_ARM_LDR_SB_G1,
R_ARM_LDR_SB_G2, R_ARM_LDRS_SB_G0, R_ARM_LDRS_SB_G1,
R_ARM_LDRS_SB_G2, R_ARM_LDC_SB_G0, R_ARM_LDC_SB_G1,
R_ARM_LDC_SB_G2): New relocation types.
(R_ARM_PC13): Rename to AAELF name R_ARM_LDR_PC_G0 and
adjust HOWTO entry to be consistent with R_ARM_LDR_PC_G1
and friends.
(elf32_arm_howto_table_3): Delete; contents merged into
elf32_arm_howto_table_2.
(elf32_arm_howto_from_type): Adjust correspondingly.
(elf32_arm_reloc_map): Extend with the above relocations.
(calculate_group_reloc_mask): New function.
(identify_add_or_sub): New function.
(elf32_arm_final_link_relocate): Support for the above
relocations.
* reloc.c: Add enumeration entries for BFD_RELOC_ARM_...
codes to correspond to the above relocations.
gas/
* config/tc-arm.c (enum parse_operand_result): New.
(struct group_reloc_table_entry): New.
(enum group_reloc_type): New.
(group_reloc_table): New array.
(find_group_reloc_table_entry): New function.
(parse_shifter_operand_group_reloc): New function.
(parse_address_main): New function, incorporating code
from the old parse_address function. To be used via...
(parse_address): wrapper for parse_address_main; and
(parse_address_group_reloc): new function, likewise.
(enum operand_parse_code): New codes OP_SHG, OP_ADDRGLDR,
OP_ADDRGLDRS, OP_ADDRGLDC.
(parse_operands): Support for these new operand codes.
New macro po_misc_or_fail_no_backtrack.
(encode_arm_cp_address): Preserve group relocations.
(insns): Modify to use the above operand codes where group
relocations are permitted.
(md_apply_fix): Handle the group relocations
ALU_PC_G0_NC through LDC_SB_G2.
(tc_gen_reloc): Likewise.
(arm_force_relocation): Leave group relocations for the linker.
(arm_fix_adjustable): Likewise.
gas/testsuite/
* gas/arm/group-reloc-alu.d: New test.
* gas/arm/group-reloc-alu-encoding-bad.d: New test.
* gas/arm/group-reloc-alu-encoding-bad.l: New test.
* gas/arm/group-reloc-alu-encoding-bad.s: New test.
* gas/arm/group-reloc-alu-parsing-bad.d: New test.
* gas/arm/group-reloc-alu-parsing-bad.l: New test.
* gas/arm/group-reloc-alu-parsing-bad.s: New test.
* gas/arm/group-reloc-alu.s: New test.
* gas/arm/group-reloc-ldc.d: New test.
* gas/arm/group-reloc-ldc-encoding-bad.d: New test.
* gas/arm/group-reloc-ldc-encoding-bad.l: New test.
* gas/arm/group-reloc-ldc-encoding-bad.s: New test.
* gas/arm/group-reloc-ldc-parsing-bad.d: New test.
* gas/arm/group-reloc-ldc-parsing-bad.l: New test.
* gas/arm/group-reloc-ldc-parsing-bad.s: New test.
* gas/arm/group-reloc-ldc.s: New test.
* gas/arm/group-reloc-ldr.d: New test.
* gas/arm/group-reloc-ldr-encoding-bad.d: New test.
* gas/arm/group-reloc-ldr-encoding-bad.l: New test.
* gas/arm/group-reloc-ldr-encoding-bad.s: New test.
* gas/arm/group-reloc-ldr-parsing-bad.d: New test.
* gas/arm/group-reloc-ldr-parsing-bad.l: New test.
* gas/arm/group-reloc-ldr-parsing-bad.s: New test.
* gas/arm/group-reloc-ldr.s: New test.
* gas/arm/group-reloc-ldrs.d: New test.
* gas/arm/group-reloc-ldrs-encoding-bad.d: New test.
* gas/arm/group-reloc-ldrs-encoding-bad.l: New test.
* gas/arm/group-reloc-ldrs-encoding-bad.s: New test.
* gas/arm/group-reloc-ldrs-parsing-bad.d: New test.
* gas/arm/group-reloc-ldrs-parsing-bad.l: New test.
* gas/arm/group-reloc-ldrs-parsing-bad.s: New test.
* gas/arm/group-reloc-ldrs.s: New test.
ld/testsuite/
* ld-arm/group-relocs-alu-bad.d: New test.
* ld-arm/group-relocs-alu-bad.s: New test.
* ld-arm/group-relocs.d: New test.
* ld-arm/group-relocs-ldc-bad.d: New test.
* ld-arm/group-relocs-ldc-bad.s: New test.
* ld-arm/group-relocs-ldr-bad.d: New test.
* ld-arm/group-relocs-ldr-bad.s: New test.
* ld-arm/group-relocs-ldrs-bad.d: New test.
* ld-arm/group-relocs-ldrs-bad.s: New test.
* ld-arm/group-relocs.s: New test.
* ld-arm/arm-elf.exp: Wire in new tests.
* elf32-mips.c: Expand comment about ABI-mandated pagesize values.
(ELF_MAXPAGESIZE, ELF_COMMONPAGESIZE): define in a more obvious way.
* elf64-mips.c, elfn32-mips.c (ELF_MAXPAGESIZE): Fix value for IRIX6.
Delete old comments.
(ELF_COMMONPAGESIZE): Define in a more obvious way.
[ ld/ChangeLog ]
* emulparams/elf64bmip.sh, emulparams/elf64btsmip.sh (COMMONPAGESIZE):
Define.
[ ld/testsuite/ChangeLog ]
* ld-mips-elf/multi-got-no-shared.d: Adjust for recent change of
ELF_MAXPAGESIZE.
* elflink.c (elf_link_add_object_symbols): Fix the warning message about
mismatched alignments to allow for the case where the common alignment
has been deduced from the section alignment.
* bfd.c (_bfd_default_error_handler): Update comment to explain why bfd
and asection varargs are out of order.
Explicitly catch and abort on NULL bfd and asection arguments.
* elfxx-mips.c (mips_elf_link_hash_table): Add function_stub_size.
(STUB_ORI): New macro.
(STUB_LI16U): Fix formatting.
(MIPS_FUNCTION_STUB_SIZE): Delete.
(MIPS_FUNCTION_STUB_MAX_SIZE): Likewise.
(MIPS_FUNCTION_STUB_NORMAL_SIZE): New macro.
(MIPS_FUNCTION_STUB_BIG_SIZE): Likewise.
(_bfd_mips_elf_adjust_dynamic_symbol): Use htab->function_stub_size
instead of MIPS_FUNCTION_STUB_SIZE.
(count_section_dynsyms): New function, split out from
_bfd_mips_elf_final_link.
(_bfd_mips_elf_always_size_sections): Get a worst-case estimate
of the number of dynamic symbols needed and use it to set up
function_stub_size. Use function_stub_size rather than
MIPS_FUNCTION_STUB_SIZE to determine the size of the stub section.
Use 16-byte stubs for 0x10000 dynamic symbols.
(_bfd_mips_elf_size_dynamic_sections): Use htab->function_stub_size
instead of MIPS_FUNCTION_STUB_SIZE. Fix formatting.
(_bfd_mips_elf_finish_dynamic_symbol): Likewise. Change the
size of the stub buffer from MIPS_FUNCTION_STUB_MAX_SIZE to
MIPS_FUNCTION_STUB_BIG_SIZE. Tweak the check for unhandled dynindxes.
Use MIPS_FUNCTION_STUB_BIG_SIZE rather than a hard-coded 20.
Use STUB_ORI rather than STUB_LI16U for big stubs.
(_bfd_mips_elf_link_hash_table_create): Initialize function_stub_size.
(_bfd_mips_elf_final_link): Use count_section_dynsyms.
ld/testsuite/
* ld-mips-elf/stub-dynsym-1.s,
* ld-mips-elf/stub-dynsym-1.ld,
* ld-mips-elf/stub-dynsym-1-7fff.d,
* ld-mips-elf/stub-dynsym-1-8000.d,
* ld-mips-elf/stub-dynsym-1-fff0.d,
* ld-mips-elf/stub-dynsym-1-10000.d,
* ld-mips-elf/stub-dynsym-1-2fe80.d: New test.
* ld-mips-elf/mips-elf.exp: Run it.
(STUB_LUI): New macro.
(STUB_LI16U): Ditto.
(STUB_LI16S): Ditto.
(MIPS_FUNCTION_STUB_SIZE): Rewrote to take info parameter.
(_bfd_mips_elf_adjust_dynamic_symbol): Pass info parameter to
MIPS_FUNCTION_STUB_SIZE.
(_bfd_mips_elf_always_size_sections): Ditto.
(_bfd_mips_elf_size_dynamic_sections): Ditto.
(_bfd_mips_elf_finish_dynamic_sections): Ditto.
(_bfd_mips_elf_finish_dynamic_symbol): Rewrote stub generation
to allow larger symbol table indexes.
PR ld/2723
* elflink.c (bfd_elf_final_link): Don't output section symbols
for special ELF sections.
ld/testsuite/
Update for removal of some section syms.
