* elf32-arm.c (elf32_arm_merge_eabi_attributes): Copy type from
input attributes if value has been copied.
ld/testsuite:
* ld-arm/attr-merge-2a.s, ld-arm/attr-merge-2b.s,
ld-arm/attr-merge-2.attr: New.
* ld-arm/arm-elf.exp (armelftests): Add new test.
bfd/
* elf32-arm.c (bfd_elf32_arm_process_before_allocation): Suppress
call veneers for call relocations against undefined symbols.
(elf32_arm_final_link_relocate): Turn call to undefined symbol
into a jump to the next instruction.
ld/testuite/
* ld-arm/arm-elf.exp (armelftests): Add callweak.
* ld-arm/callweak.d: New test.
* ld-arm/callweak.s: New test.
* ld-arm/vxworks1.ld: Swap .bss and .data.
* ld-arm/vxworks1-lib.rd: Update accordingly.
* ld-arm/vxworks1-lib.td: New test.
* ld-arm/arm-elf.exp: Run it.
* ld-i386/vxworks1.ld: Swap .bss and .data.
* ld-i386/vxworks1-lib.rd: Update accordingly.
* ld-i386/vxworks1-lib.td: New test.
* ld-i386/i386.exp: Run it.
* ld-mips-elf/vxworks1.ld: Swap .bss and .data.
* ld-mips-elf/vxworks1-lib.rd: Update accordingly.
* ld-mips-elf/vxworks1.rd: Likewise.
* ld-powerpc/vxworks1.ld: Swap .bss and .data.
* ld-powerpc/vxworks1-lib.rd: Update accordingly.
* ld-powerpc/vxworks1-lib.td: New test.
* ld-powerpc/powerpc.exp: Run it.
* ld-sh/vxworks1.ld: Swap .bss and .data.
* ld-sh/vxworks1-lib.rd: Update accordingly.
* ld-sh/vxworks1-lib.td: New test.
* ld-sh/sh-vxworks.exp: Run it.
* ld-sparc/vxworks1.ld: Swap .bss and .data.
* ld-sparc/vxworks1-lib.rd: Update accordingly.
* ld-sparc/vxworks1-lib.td: New test.
* ld-sparc/sparc.exp: Run it.
* ld-arm/arm-elf.exp (armelftests): Move "Thumb-2 BL" test into...
(armeabitests): ... here, a new array for EABI specific tests.
(armelftests): Add extra command line options for VFP11 fix tests and thumb shared library test.
* ld-arm/vfp11-fix-none.s: New file.
* ld-arm/vfp11-fix-none.d: Expected disassembly of above.
* ld-arm/vfp11-fix-scalar.s: New file.
* ld-arm/vfp11-fix-scalar.d: Expected disassembly of above.
* ld-arm/vfp11-fix-vector.s: New file.
* ld-arm/vfp11-fix-vector.d: Expected disassembly of above.
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.
* configure.in (bfd_elf32_bigarm_vec): Include elf-vxworks.lo.
(bfd_elf32_bigarm_symbian_vec): Likewise.
(bfd_elf32_bigarm_vxworks_vec): Likewise.
(bfd_elf32_littlearm_vec): Likewise.
(bfd_elf32_littlearm_symbian_vec): Likewise.
(bfd_elf32_littlearm_vxworks_vec): Likewise.
* configure: Regenerate.
* elf32-arm.c: Include libiberty.h and elf-vxworks.h.
(RELOC_SECTION, RELOC_SIZE, SWAP_RELOC_IN, SWAP_RELOC_OUT): New macros.
(elf32_arm_vxworks_bed): Add forward declaration.
(elf32_arm_howto_table_1): Fix the masks for R_ASM_ABS12.
(elf32_arm_vxworks_exec_plt0_entry): New table.
(elf32_arm_vxworks_exec_plt_entry): Likewise.
(elf32_arm_vxworks_shared_plt_entry): Likewise.
(elf32_arm_link_hash_table): Add vxworks_p and srelplt2 fields.
(reloc_section_p): New function.
(create_got_section): Use RELOC_SECTION.
(elf32_arm_create_dynamic_sections): Likewise. Call
elf_vxworks_create_dynamic_sections for VxWorks targets.
Choose between the two possible values of plt_header_size
and plt_entry_size.
(elf32_arm_link_hash_table_create): Initialize vxworks_p and srelplt2.
(elf32_arm_abs12_reloc): New function.
(elf32_arm_final_link_relocate): Call it. Allow the creation of
dynamic R_ARM_ABS12 relocs on VxWorks. Use reloc_section_p,
RELOC_SIZE, SWAP_RELOC_OUT and RELOC_SECTION. Initialize the
r_addend fields of relocs. On rela targets, skip any code that
adjusts in-place addends. When using _bfd_link_final_relocate
to perform a final relocation, pass rel->r_addend as the addend
argument.
(elf32_arm_merge_private_bfd_data): If one of the bfds is a VxWorks
object, ignore flags that are not standard on VxWorks.
(elf32_arm_check_relocs): Allow the creation of dynamic R_ARM_ABS12
relocs on VxWorks. Use reloc_section_p.
(elf32_arm_adjust_dynamic_symbol): Use RELOC_SECTION and RELOC_SIZE.
(allocate_dynrelocs): Use RELOC_SIZE. Account for the size of
.rela.plt.unloaded relocs on VxWorks targets.
(elf32_arm_size_dynamic_sections): Use RELOC_SIZE. Check for
.rela.plt.unloaded as well as .rel(a).plt. Add DT_RELA* tags
instead of DT_REL* tags on RELA targets.
(elf32_arm_finish_dynamic_symbol): Use RELOC_SECTION, RELOC_SIZE
and SWAP_RELOC_OUT. Initialize r_addend fields. Handle VxWorks
PLT entries. Do not make _GLOBAL_OFFSET_TABLE_ absolute on VxWorks.
(elf32_arm_finish_dynamic_sections): Use RELOC_SECTION, RELOC_SIZE
and SWAP_RELOC_OUT. Initialize r_addend fields. Handle DT_RELASZ
like DT_RELSZ. Handle the VxWorks form of initial PLT entry.
Correct the .rela.plt.unreloaded symbol indexes.
(elf32_arm_output_symbol_hook): Call the VxWorks version of this
hook on VxWorks targets.
(elf32_arm_vxworks_link_hash_table_create): Set vxworks_p to true.
Minor formatting tweak.
(elf32_arm_vxworks_final_write_processing): New function.
(elf_backend_add_symbol_hook): Override for VxWorks and reset
for Symbian.
(elf_backend_final_write_processing): Likewise.
(elf_backend_emit_relocs): Likewise.
(elf_backend_want_plt_sym): Likewise.
(ELF_MAXPAGESIZE): Likewise.
(elf_backend_may_use_rel_p): Minor formatting tweak.
(elf_backend_may_use_rela_p): Likewise.
(elf_backend_default_use_rela_p): Likewise.
(elf_backend_rela_normal): Likewise.
* Makefile.in (elf32-arm.lo): Depend on elf-vxworks.h.
gas/
* config/tc-arm.c (md_apply_fix): Install a value of zero into a
BFD_RELOC_ARM_OFFSET_IMM field if we're going to generate a RELA
R_ARM_ABS12 reloc.
(tc_gen_reloc): Keep the original fx_offset for RELA pc-relative
relocs, but adjust by md_pcrel_from_section. Create R_ARM_ABS12
relocations for BFD_RELOC_ARM_OFFSET_IMM on RELA targets.
gas/testsuite/
* gas/arm/abs12.s, gas/arm/abs12.d: New test.
* gas/arm/pic.d: Skip for *-*-vxworks*...
* gas/arm/pic_vxworks.d: ...use this version instead.
* gas/arm/unwind_vxworks.d: Fix expected output.
ld/
* emulparams/armelf_vxworks.sh: Include vxworks.sh.
(MAXPAGESIZE): Define.
* emulparams/vxworks.sh: Undefine.
* Makefile.am (earmelf_vxworks.c): Depend on vxworks.sh and vxworks.em.
* Makefile.in: Regenerate.
ld/testsuite/
* ld-arm/vxworks1.dd, ld-arm/vxworks1.ld, ld-arm/vxworks1-lib.dd,
* ld-arm/vxworks1-lib.nd, ld-arm/vxworks1-lib.rd,
* ld-arm/vxworks1-lib.s, ld-arm/vxworks1.rd, ld-arm/vxworks1.s,
* ld-arm/vxworks1-static.d, ld-arm/vxworks2.s, ld-arm/vxworks2.sd,
* ld-arm/vxworks2-static.sd: New tests.
* ld-arm/arm-elf.exp: Run them.
ld/
* emultempl/armelf.em: Include elf/arm.h.
(arm_elf_finish): Set low address bit if enty point is a Thumb
function.
ld/testsuite/
* ld-arm/arm-elf.exp: Add thumb-entry test.
* ld-arm/thumb-entry.d: New test.
* ld-arm/thumb-entry.s: New test.
* 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.
