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2009-03-0609-03-05 Christophe Lyon <christophe.lyon@st.com>Christophe Lyon1-8/+24
bfd/ * elf32-arm.c (group_sections): Take next section size into account before accepting to group it. testsuite/ * ld-arm/arm-elf.exp: Add new farcall-group-limit test. * ld-arm/farcall-group-limit.d: New file. * ld-arm/farcall-group3.s: New file. * ld-arm/farcall-group4.s: New file.
2009-03-052009-03-05 Christophe Lyon <christophe.lyon@st.com>Christophe Lyon1-11/+42
bfd/ * elf32-arm.c (arm_type_of_stub): Handle long branches targetting PLT entries. (elf32_arm_final_link_relocate): Likewise. testsuite/ * ld-arm/arm-elf.exp: Add 2 more tests to check long branch stubs in PLT context. * ld-arm/farcall-mixed-app-v5.d: New file. * ld-arm/farcall-mixed-app.d: Likewise. * ld-arm/farcall-mixed-app.r: Likewise. * ld-arm/farcall-mixed-app.s: Likewise. * ld-arm/farcall-mixed-app.sym: Likewise. * ld-arm/farcall-mixed-lib.d: Likewise. * ld-arm/farcall-mixed-lib.r: Likewise.
2009-02-262009-02-26 Christophe Lyon <christophe.lyon@st.com>Christophe Lyon1-27/+73
bfd/ * elf32-arm.c (stub_reloc_type): Removed. (insn_sequence): Renamed reloc_type field to r_type. (elf32_arm_stub_long_branch_v4t_arm_thumb_pic): New stub. (elf32_arm_stub_long_branch_v4t_thumb_arm_pic): Likewise. (elf32_arm_stub_long_branch_thumb_only_pic): Likewise. (elf32_arm_stub_type): Add new enum entries for the new stubs. (arm_stub_is_thumb): Catch new stubs. (arm_type_of_stub): Handle new stubs. (arm_size_one_stub): Use ARRAY_SIZE. Handle new stubs. (bfd_elf32_arm_process_before_allocation): Remove useless condition. testsuite/ * ld-arm/arm-elf.exp: Add 3 tests for the 3 new stubs. * ld-arm/farcall-thumb-arm-pic-veneer.d: New expected result, the test is now expected to pass. * ld-arm/farcall-thumb-thumb-m-pic-veneer.d: Likewise. * ld-arm/farcall-thumb-thumb-pic-veneer.d: Likewise.
2009-02-24 bfd/Daniel Jacobowitz1-10/+27
* elf32-arm.c (elf32_arm_stub_long_branch_any_any_pic): Rename to elf32_arm_stub_long_branch_any_arm_pic. (elf32_arm_stub_long_branch_any_thumb_pic): New. (enum elf32_arm_stub_type, arm_type_of_stub) (arm_size_one_stub): Handle any to ARM PIC and any to Thumb PIC separately. ld/testsuite/ * ld-arm/farcall-arm-thumb-blx-pic-veneer.d, ld-arm/farcall-arm-thumb-pic-veneer.d, ld-arm/farcall-thumb-thumb-blx-pic-veneer.d: Update for fixed Thumb PIC stub.
2009-02-242009-02-24 Joseph Myers <joseph@codesourcery.com>Daniel Jacobowitz1-28/+48
bfd/ * elf32-arm.c (PREV_SEC): Update comment. (group_sections): Rename argument to stubs_always_after_branch. Reverse the list and place stubs at the end of input sections. Undefine NEXT_SEC. (elf32_arm_size_stubs): Update to use stubs_always_after_branch. ld/ * ld.texinfo (ARM): Document changed meaning of --stub-group-size. * emultempl/armelf.em (hook_in_stub): Insert after the input section. (elf32_arm_add_stub_section): Update comment. (PARSE_AND_LIST_OPTIONS): Update help for --stub-group-size. 2009-02-24 Daniel Jacobowitz <dan@codesourcery.com> ld/testsuite/ * ld-arm/arm-elf.exp (armeabitests): Update duplicate test names. Use normal output files for big-endian. * ld-arm/farcall-arm-arm-be.d, ld-arm/farcall-thumb-arm-be.d: Delete. * ld-arm/farcall-arm-arm-be8.d, ld-arm/farcall-arm-arm-pic-veneer.d, ld-arm/farcall-arm-arm.d, ld-arm/farcall-arm-thumb-blx-pic-veneer.d, ld-arm/farcall-arm-thumb-blx.d, ld-arm/farcall-arm-thumb-pic-veneer.d, ld-arm/farcall-arm-thumb.d, ld-arm/farcall-group-size2.d, ld-arm/farcall-group.d, ld-arm/farcall-mix.d, ld-arm/farcall-mix2.d, ld-arm/farcall-thumb-arm-be8.d, ld-arm/farcall-thumb-arm-blx-pic-veneer.d, ld-arm/farcall-thumb-arm-blx.d, ld-arm/farcall-thumb-arm-short.d, ld-arm/farcall-thumb-arm.d, ld-arm/farcall-thumb-thumb-blx-pic-veneer.d, ld-arm/farcall-thumb-thumb-blx.d, ld-arm/farcall-thumb-thumb-m.d, ld-arm/farcall-thumb-thumb.d, ld-arm/thumb2-bl-as-thumb1-bad.d, ld-arm/thumb2-bl-bad.d: Update for moved stubs.
2009-02-24 * elf32-arm.c (arm_build_one_stub): Initialize stub_reloc_offset.Daniel Jacobowitz1-7/+9
Fix formatting. (arm_size_one_stub): Remove unnecessary break. (arm_map_one_stub): Fix formatting. Return after BFD_FAIL.
2009-02-232009-02-23 Christophe Lyon <christophe.lyon@st.com>Daniel Jacobowitz1-168/+208
bfd/ * elf32-arm.c (stub_insn_type): New type. (stub_reloc_type): Likewise. (insn_sequence): Likewise. (elf32_arm_stub_long_branch_any_any): Encode using insn_sequence. (elf32_arm_stub_long_branch_v4t_arm_thumb): Likewise. (elf32_arm_stub_long_branch_thumb_only): Likewise. (elf32_arm_stub_long_branch_v4t_thumb_arm): Likewise. (elf32_arm_stub_short_branch_v4t_thumb_arm): Likewise. (elf32_arm_stub_long_branch_any_any_pic): Likewise. (elf32_arm_stub_hash_entry): Add new helper fields. (stub_hash_newfunc): Initialize these new fields. (arm_build_one_stub): Encode Arm and Thumb instructions separately to take endianness into account. (arm_size_one_stub): Compute size of stubs using insn_sequence. (arm_map_one_stub): Code is now more generic, thanks to insn_sequence. ld/testsuite/ * ld-arm/arm-elf.exp: Add new farcall-thumb-arm-be8 test. * ld-arm/farcall-thumb-arm-be8.d: New expected result. * ld-arm/farcall-arm-arm-be8.d: Replace wildcards by instructions.
2009-02-232009-02-23 Christophe Lyon <christophe.lyon@st.com>Christophe Lyon1-28/+45
bfd/ * elf32-arm.c (elf32_arm_stub_long_branch_thumb_only): Fix stub code. (elf32_arm_stub_long_branch_v4t_thumb_arm): Likewise. (arm_type_of_stub): Use Thumb-only long branch stub (non-PIC) when BLX is not available. Fix typo in warning message. Add comments and improve formatting. (arm_build_one_stub): Adjust to new elf32_arm_stub_long_branch_v4t_thumb_arm stub. (arm_map_one_stub): Likewise. testsuite/ * ld-arm/arm-elf.exp: Rewrite non-EABI variants of thumb2-bl-as-thumb1-bad and thumb2-bl-bad tests, which now pass. farcall-thumb-thumb now passes in EABI mode. * ld-arm/farcall-thumb-arm-pic-veneer.d: Fixed name, source, as and ld flags to match intended test. * ld-arm/farcall-thumb-arm.d: New expected result. * ld-arm/farcall-thumb-thumb-m.d: Likewise. * ld-arm/farcall-thumb-thumb-m-pic-veneer.d: Fixed name and ld flags. * ld-arm/farcall-thumb-thumb-pic-veneer.d: Likewise. * ld-arm/farcall-thumb-thumb.d: New expected result, this test is now expected to pass. * ld-arm/thumb2-bl-as-thumb1-bad-noeabi.d: Likewise. * ld-arm/thumb2-bl-bad-noeabi.d: Likewise. * ld-arm/thumb2-bl-as-thumb1-bad.d: Update addresses according to new use. * ld-arm/thumb2-bl-as-thumb1-bad.s: Update comment.
2009-02-182009-02-18 Christophe Lyon <christophe.lyon@st.com>Christophe Lyon1-2/+5
bfd/ * elf32-arm.c (arm_build_one_stub): Fix relocation target for pic stub. Catch default case error. (arm_map_one_stub): Add missing Thumb mapping symbol. testsuite/ * ld-arm/farcall-arm-arm-pic-veneer.d, ld-arm/farcall-arm-thumb-blx-pic-veneer.d, ld-arm/farcall-arm-thumb-pic-veneer.d, ld-arm/farcall-thumb-arm-blx-pic-veneer.d, ld-arm/farcall-thumb-thumb-blx-pic-veneer.d: Fix expected stub target.
2009-02-182009-02-16 Christophe Lyon <christophe.lyon@st.com>Christophe Lyon1-76/+89
bfd/ * elf32-arm.c (arm_long_branch_stub, arm_thumb_v4t_long_branch_stub, arm_thumb_thumb_long_branch_stub, arm_thumb_arm_v4t_long_branch_stub, arm_thumb_arm_v4t_short_branch_stub, arm_pic_long_branch_stub): Renamed to elf32_arm_stub_long_branch_any_any, elf32_arm_stub_long_branch_v4t_arm_thumb, elf32_arm_stub_long_branch_thumb_only, elf32_arm_stub_long_branch_v4t_thumb_arm, elf32_arm_stub_short_branch_v4t_thumb_arm, elf32_arm_stub_long_branch_any_any_pic. (arm_stub_long_branch, arm_thumb_v4t_stub_long_branch, arm_thumb_thumb_stub_long_branch, arm_thumb_arm_v4t_stub_long_branch, arm_thumb_arm_v4t_stub_short_branch, arm_stub_pic_long_branch): Renamed to arm_stub_long_branch_any_any, arm_stub_long_branch_v4t_arm_thumb, arm_stub_long_branch_thumb_only, arm_stub_long_branch_v4t_thumb_arm, arm_stub_short_branch_v4t_thumb_arm, arm_stub_long_branch_any_any_pic.
2009-01-302009-01-30 Julian Brown <julian@codesourcery.com>Joseph Myers1-0/+6
* elf32-arm.c (bfd_elf32_arm_vfp11_erratum_scan): Skip BFDs with EXEC_P or DYNAMIC flags, and skip sections which are being linked with --just-symbols (-R).
2009-01-28 * elf32-arm.c (elf32_arm_check_relocs): Set SEC_ALLOC andCatherine Moore1-1/+1
SEC_LOAD for dynamic relocation sections.
2009-01-192009-01-19 Andrew Stubbs <ams@codesourcery.com>Andrew Stubbs1-0/+19
bfd/ * elf-attrs.c (vendor_set_obj_attr_contents): Support tag ordering. * elf-bfd.h (elf_backend_data): Add obj_attrs_order. * elf32-arm.c (elf32_arm_obj_attrs_order): New function. (elf_backend_obj_attrs_order): New define. * elfxx-target.h (elf_backend_obj_attrs_order): New define. (elfNN_bed): Add elf_backend_obj_attrs_order. gas/testsuite/ * gas/arm/attr-order.d: New file. * gas/arm/attr-order.s: New file.
2009-01-192009-01-19 Andrew Stubbs <ams@codesourcery.com>Andrew Stubbs1-6/+6
bfd/ * elf-attrs.c (is_default_attr): Substitute magic numbers with macros. (obj_attr_size): Likewise. (write_obj_attribute): Likewise. (_bfd_elf_copy_obj_attributes): Likewise. (_bfd_elf_parse_attributes): Likewise. * elf-bfd.h (ATTR_TYPE_FLAG_INT_VAL): New define. (ATTR_TYPE_FLAG_STR_VAL, ATTR_TYPE_FLAG_NO_DEFAULT): New defines. (ATTR_TYPE_HAS_INT_VAL, ATTR_TYPE_HAS_STR_VAL): New defines. (ATTR_TYPE_HAS_NO_DEFAULT): New define. * elf32-arm.c (elf32_arm_obj_attrs_arg_type): Replace magic numbers with macros.
2009-01-192009-01-19 Andrew Stubbs <ams@codesourcery.com>Andrew Stubbs1-5/+6
bfd/ * elf-attrs.c (is_default_attr): Support defaultless attributes. (bfd_elf_add_obj_attr_int): Get type from _bfd_elf_obj_attrs_arg_type. (bfd_elf_add_obj_attr_string): Likewise. (bfd_elf_add_obj_attr_int_string): Likewise. (_bfd_elf_parse_attributes): Allow for unknown flag bits in type. * elf-bfd.h (struct obj_attribute): Document new flag bit. * elf32-arm.c (elf32_arm_obj_attrs_arg_type): Specify that Tag_nodefaults has no default value. (elf32_arm_merge_eabi_attributes): Modify the Tag_nodefaults comment to reflect the new state. gas/ * read.c (s_vendor_attribute): Allow for unknown flag bits in type.
2009-01-152009-01-15 Andrew Stubbs <ams@codesourcery.com>Andrew Stubbs1-129/+478
Julian Brown <julian@codesourcery.com> bfd/ * elf-bfd.h (NUM_KNOWN_OBJ_ATTRIBUTES): Set to 71 to include all known ARM attributes in ABI 2.07. * elf32-arm.c (get_secondary_compatible_arch): New function. (set_secondary_compatible_arch): New function. (tag_cpu_arch_combine): New function. (elf32_arm_copy_one_eabi_other_attribute): Delete function. (elf32_arm_copy_eabi_other_attribute_list): Delete function. (elf32_arm_merge_eabi_attributes): Rename order_312 to order_021 to make it fit with order_01243. Add support for Tag_also_compatible_with, Tag_CPU_unaligned_access, Tag_T2EE_use, Tag_Virtualization_use, Tag_MPextension_use, Tag_nodefaults and Tag_conformance. Improve/tidy up support for Tag_CPU_raw_name, Tag_CPU_name, Tag_CPU_arch, Tag_ABI_HardFP_use, Tag_VFP_HP_extension, Tag_ABI_FP_denormal, Tag_ABI_PCS_GOT_use, Tag_ABI_align8_needed, Tag_VFP_arch and Tag_ABI_FP_16bit_format. Rework the way unknown attributes are handled. Defer errors until all attributes have been processed. gas/ * config/tc-arm.c (cpu_arch): Change ARM_ARCH_V6M to 11. include/elf/ * arm.h (TAG_CPU_ARCH_V6_M, TAG_CPU_ARCH_V6S_M): New defines. (MAX_TAG_CPU_ARCH, TAG_CPU_ARCH_V4T_PLUS_V6_M): New defines. (Tag_NEON_arch): Rename to Tag_Advanced_SIMD_arch to match ARM ABI version 2.07. (Tag_undefined39, Tag_nodefaults): New enum values. (Tag_also_compatible_with, Tag_T2EE_use): Likewise. (Tag_conformance, Tag_Virtualization_use): Likewise. (Tag_undefined69, Tag_MPextension_use): Likewise.
2009-01-152009-01-15 Andrew Stubbs <ams@codesourcery.com>Andrew Stubbs1-5/+4
bfd/ * elf-attrs.c (bfd_elf_add_obj_attr_compat): Rename to bfd_elf_add_obj_attr_int_string. Read Tag_compatibility from its new location in the attribute array, rather than the attribute list. (_bfd_elf_copy_obj_attributes): bfd_elf_add_obj_attr_compat -> bfd_elf_add_obj_attr_int_string. (_bfd_elf_parse_attributes): Likewise. (_bfd_elf_merge_object_attributes): There's now only one Tag_compatibility, and it's in the array, not the list. * elf-bfd.h (NUM_KNOWN_OBJ_ATTRIBUTES): Set to 33 to include Tag_compatibility. (bfd_elf_add_obj_attr_compat): Rename to bfd_elf_add_obj_attr_int_string. (bfd_elf_add_proc_attr_compat): Rename to bfd_elf_add_proc_attr_int_string. * elf32-arm.c (elf32_arm_merge_eabi_attributes): Explicitly don't handle Tag_compatibility. gas/ * read.c (s_vendor_attribute): bfd_elf_add_obj_attr_compat -> bfd_elf_add_obj_attr_int_string.
2008-12-23 PR 7093Nick Clifton1-0/+4
* elf32-arm.c (bfd_elf32_arm_init_maps): Only process ARM ELF object files.
2008-12-23Remove STT_IFUNC support.Nick Clifton1-5/+3
2008-12-03include/elf/Nick Clifton1-3/+5
* common.h (STT_IFUNC): Define. elfcpp/ * elfcpp.h (enum STT): Add STT_IFUNC. bfd/ * syms.c (struct bfd_symbol): Add new flag BSF_INDIRECT_FUNCTION. Remove redundant flag BFD_FORT_COMM_DEFAULT_VALUE. Renumber flags to remove gaps. (bfd_print_symbol_vandf): Return 'i' for BSF_INDIRECT_FUNCTION. (bfd_decode_symclass): Likewise. * elf.c (swap_out_syms): Translate BSF_INDIRECT_FUNCTION into STT_IFUNC. (elf_find_function): Treat STT_IFUNC in the same way as STT_FUNC. (_bfd_elf_is_function_type): Likewise. * elf32-arm.c (arm_elf_find_function): Likewise. (elf32_arm_adjust_dynamic_symbol): Likewise. (elf32_arm_swap_symbol_in): Likewise. (elf32_arm_additional_program_headers): Likewise. * elf32-i386.c (is_indirect_symbol): New function. (elf_i386_check_relocs): Also generate dynamic relocs for relocations against STT_IFUNC symbols. (allocate_dynrelocs): Likewise. (elf_i386_relocate_section): Likewise. * elf64-x86-64.c (is_indirect_symbol): New function. (elf64_x86_64_check_relocs): Also generate dynamic relocs for relocations against STT_IFUNC symbols. (allocate_dynrelocs): Likewise. (elf64_x86_64_relocate_section): Likewise. * elfcode.h (elf_slurp_symbol_table): Translate STT_IFUNC into BSF_INDIRECT_FUNCTION. * elflink.c (_bfd_elf_adjust_dynamic_reloc_section): Add support for STT_IFUNC symbols. (get_ifunc_reloc_section_name): New function. (_bfd_elf_make_ifunc_reloc_section): New function. * elf-bfd.h (struct bfd_elf_section_data): Add indirect_relocs field. * bfd-in2.h: Regenerate. gas/ * config/obj-elf.c (obj_elf_type): Add support for STT_IFUNC type. * doc/as.texinfo: Document new feature. * NEWS: Mention new feature. gas/testsuite/ * gas/elf/type.s: Add test of STT_IFUNC symbol type. * gas/elf/type.e: Update expected disassembly. * gas/elf/elf.exp: Update grep of symbol types. ld/ * NEWS: Mention new feature. * pe-dll.c (process_def_file): Replace use of redundant BFD_FORT_COMM_DEFAULT_VALUE with 0. * scripttempl/elf.sc: Add .rel.ifunc.dyn and .rela.ifunc.dyn sections. ld/testsuite/ * ld-mips-elf/reloc-1-n32.d: Updated expected output for reloc descriptions. * ld-mips-elf/reloc-1-n64.d: Likewise. * ld-i386/ifunc.d: New test. * ld-i386/ifunc.s: Source file for the new test. * ld-i386/i386.exp: Run the new test.
2008-11-25bfd:Joseph Myers1-2/+3
* elf32-arm.c (elf32_arm_final_link_relocate): Do not turn branches to undefine weak symbols into branches to the next instruction if creating PLT entries for those symbols. ld/testsuite: * ld-arm/thumb2-bl-undefweak.d, ld-arm/thumb2-bl-undefweak.s: New. * ld-arm/arm-elf.exp: Run thumb2-bl-undefweak test.
2008-11-25 * elflink.c (is_reloc_section): New function. Returns true if theNick Clifton1-52/+14
given name matches the name of the reloc-containing section associated with the given section. (get_dynamic_reloc_section_name): New function. Computes the name of the section that contains the dynamic relocs associated with the given section. (_bfd_elf_get_dynamic_reloc_section): New function. Returns a pointer to the section containing the dynamic relocs associated with the given section. (_bfd_elf_make_dynamic_reloc_section): New function. Creates a section to contain the dynamic relocs associated with a given section. * elf-bfd.h: Prototype the new functions. * elf-m10300.c (mn10300_elf_check_relocs): Use new functions. (mn10300_elf_final_link_relocs): Likewise. * elf32-arm.c (reloc_section_p): Delete - replaced by new functions. (elf32_arm_final_link_relocate): Use new functions. (elf32_arm_check_relocs): Likewise. * elf32-cris.c (cris_elf_relocate_section): Likewise. (elf_cris_check_relocs): Likewise. * elf32-hppa.c (elf32_hppa_check_relocs): Likewise. * elf32-i370.c (i370_elf_check_relocs): Likewise. (i370_elf_relocate_section): Likewise. * elf32-i386.c (elf_i386_check_relocs): Likewise. * elf32-m32r.c (m32r_elf_relocate_section): Likewise. (m32r_elf_check_relocs): Likewise. * elf32-m68k.c (elf_m68k_check_relocs): Likewise. * elf32_ppc.c (ppc_elf_check_relocs): Likewise. (ppc_elf_relocate_section): Likewise. * elf32-s390.c (elf_s390_check_relocs): Likewise. * elf32-sh.c (sh_elf_relocate_section): Likewise. (sh_elf_check_relocs): Likewise. * elf32-vax.c (elf_vax_check_relocs): Likewise. (elf_vax_relocate_section): Likewise. * elf64-alpha.c (elf64_alpha_check_relocs): Likewise. * elf64-ppc.c (ppc64_elf_check_relocs): Likewise. * elf64-s390.c (elf_s390_check_relocs): Likewise. * elf64-sh64.c (sh_elf64_relocate_section): Likewise. * elf64-x86-64.c (elf64_x86_64_check_relocs): Likewise. * elfxx-sparc.c (_bfd_sparc_elf_check_relocs): Likewise. * elf32-bfin.c (bfin_check_relocs): Remove redundant local variable 'sreloc'. (bfin_relocate_section): Likewise. * elf32-v850.c (v850_elf_check_relocs): Likewise.
2008-11-18Add support for ARM half-precision conversion instructions.Catherine Moore1-7/+88
2008-08-26 * elf32-arm.c: Fix up comment describing Thumb to ARM interworkingNick Clifton1-3/+4
stub.
2008-08-26bfd/Nick Clifton1-4/+71
* elf32-arm.c (arm_thumb_arm_v4t_short_branch_stub): Define. (elf32_arm_stub_type): Add arm_thumb_arm_v4t_stub_short_branch. (arm_type_of_stub): Handle armv4t short branches. Update prototype. (arm_stub_is_thumb): Handle arm_thumb_arm_v4t_stub_short_branch. (arm_build_one_stub): Likewise. (arm_size_one_stub): Likewise. (elf32_arm_size_stubs): Use new arm_type_of_stub prototype. (arm_map_one_stub): Handle arm_thumb_arm_v4t_stub_short_branch. ld/testsuite/ * ld-arm/arm-elf.exp: Add farcall-thumb-arm-short test. * ld-arm/farcall-group2.s: Fix comment. * ld-arm/farcall-thumb-arm-short.d: New test. * ld-arm/farcall-thumb-arm-short.s: New test.
2008-08-17* elf32-arm.c: Tidy up the code.Nick Clifton1-216/+148
(bfd_elf32_arm_allocate_interworking_sections): Move common code into... (arm_allocate_glue_section_space): ... New function. (bfd_elf32_arm_add_glue_sections_to_bfd): Move common code into... (arm_make_glue_section): ... New function.
2008-07-28 * elf32-arm.c (arm_map_one_stub): Declare variables at beginningAlan Modra1-1/+2
of block. * elf32-avr.c (get_local_syms): Likewise.
2008-07-18bfd:Joseph Myers1-5/+11
* bfd-in.h (bfd_elf32_arm_set_target_relocs): Add new parameter. * bfd-in2.h: Regenerate. * elf32-arm.c (struct elf_arm_obj_tdata): Add field no_wchar_size_warning. (bfd_elf32_arm_set_target_relocs): Add new parameter no_wchar_warn. (elf32_arm_merge_eabi_attributes): Give a warning, not an error, for conflicting wchar_t attributes. Do not warn if --no-wchar-size-warning. Make diagnostic text more specific. ld: * ld.texinfo (--no-wchar-size-warning): Document new ARM option. * emultempl/armelf.em (no_wchar_size_warning): New. (arm_elf_create_output_section_statements): Pass no_wchar_size_warning to arm_elf_create_output_section_statements. (OPTION_NO_WCHAR_SIZE_WARNING): New. (PARSE_AND_LIST_LONGOPTS): Add no-wchar-size-warning. (PARSE_AND_LIST_OPTIONS): List --no-wchar-size-warning. (PARSE_AND_LIST_ARGS_CASES): Handle --no-wchar-size-warning. ld/testsuite: * ld-arm/attr-merge-wchar-0.s,ld-arm/attr-merge-wchar-2.s, ld-arm/attr-merge-wchar-4.s, ld-arm/attr-merge-wchar-00-nowarn.d, ld-arm/attr-merge-wchar-00.d, ld-arm/attr-merge-wchar-02-nowarn.d, ld-arm/attr-merge-wchar-02.d, ld-arm/attr-merge-wchar-04-nowarn.d, ld-arm/attr-merge-wchar-04.d, ld-arm/attr-merge-wchar-20-nowarn.d, ld-arm/attr-merge-wchar-20.d, ld-arm/attr-merge-wchar-22-nowarn.d, ld-arm/attr-merge-wchar-22.d, ld-arm/attr-merge-wchar-24-nowarn.d, ld-arm/attr-merge-wchar-24.d, ld-arm/attr-merge-wchar-40-nowarn.d, ld-arm/attr-merge-wchar-40.d, ld-arm/attr-merge-wchar-42-nowarn.d, ld-arm/attr-merge-wchar-42.d, ld-arm/attr-merge-wchar-44-nowarn.d, ld-arm/attr-merge-wchar-44.d: New. * ld-arm/arm-elf.exp: Run new tests.
2008-07-182008-07-18 H.J. Lu <hongjiu.lu@intel.com>H.J. Lu1-0/+7
PR ld/6748 * elf32-arm.c (elf32_arm_link_hash_table_create): Initialize new fields added for ARM long call support.
2008-07-07 * elf32-arm.c (arm_type_of_stub): Don't crash on local symbols inNick Clifton1-1/+1
the presence of a PLT.
2008-06-30 * elf32-arm.c (record_arm_to_thumb_glue, record_thumb_to_arm_glue):Daniel Jacobowitz1-3/+8
Expand comments. (arm_map_one_stub): Use | 1 when setting the low bit.
2008-06-25 * elf32-arm.c (STUB_ENTRY_NAME): Define.Daniel Jacobowitz1-54/+127
(arm_thumb_thumb_long_branch_stub): Use bx instead of b.n. (arm_pic_long_branch_stub): Mention R_ARM_REL32 instead of R_ARM_ABS32. (struct elf32_arm_stub_hash_entry): Add output_name. (arm_build_one_stub): Move offsets into the offset argument of _bfd_final_link_relocate. Correct offset for arm_thumb_arm_v4t_stub_long_branch. (elf32_arm_size_stubs): Set stub_entry->output_name. (elf32_arm_ouput_plt_map_sym): Rename to elf32_arm_output_map_sym. Update all callers. (elf32_arm_output_stub_sym): New. (arm_map_one_stub): Correct formatting. Use elf32_arm_output_stub_sym. * ld-arm/farcall-arm-arm-be8.d, ld-arm/farcall-arm-arm-pic-veneer.d, ld-arm/farcall-arm-arm.d, ld-arm/farcall-arm-thumb-blx-pic-veneer.d, ld-arm/farcall-arm-thumb-blx.d, ld-arm/farcall-arm-thumb-pic-veneer.d, ld-arm/farcall-arm-thumb.d, ld-arm/farcall-group-size2.d, ld-arm/farcall-group.d, ld-arm/farcall-mix.d, ld-arm/farcall-mix2.d, ld-arm/farcall-thumb-arm-blx-pic-veneer.d, ld-arm/farcall-thumb-arm-blx.d, ld-arm/farcall-thumb-arm.d, ld-arm/farcall-thumb-thumb-blx-pic-veneer.d, ld-arm/farcall-thumb-thumb-blx.d, ld-arm/farcall-thumb-thumb-m.d, ld-arm/thumb2-bl-as-thumb1-bad.d, ld-arm/thumb2-bl-bad.d: Update for stub symbols and stub corrections.
2008-06-092008-06-09 Paul Brook <paul@codesourcery.com>Paul Brook1-0/+1
bfd/ * elf32-arm.c (elf32_arm_merge_private_bfd_data): Allow BE8 shared libraries.
2008-06-092008-06-03 Christophe Lyon <christophe.lyon@st.com>Daniel Jacobowitz1-3/+27
bfd/ * elf32-arm.c (arm_stub_is_thumb): Define. (elf32_arm_final_link_relocate): Handle near mode switching stubs. ld/testsuite/ * ld-arm/farcall-thumb-thumb-m.d: Fix branch type. * ld-arm/farcall-thumb-arm.d: Likewise.
2008-06-062008-06-06 Paul Brook <paul@codesourcery.com>Paul Brook1-0/+11
bfd/ * elf32-arm.c (elf32_arm_merge_private_bfd_data): Reject BE8 input.
2008-05-23 bfd/Nick Clifton1-52/+98
* elf32-arm.c (arm_type_of_stub): Ignore STT_SECTION symbols. (elf32_arm_stub_add_mapping_symbol): Remove. (elf32_arm_add_stub): Don't generate mapping symbols. Change prototype. (elf32_arm_size_stubs): Use new elf32_arm_add_stub prototype. Don't generate thumb to arm glue for calls. (arm_map_one_stub): Define. (elf32_arm_output_arch_local_syms): Generate mapping symbols for long calls stubs. ld/testsuite/ * ld-arm/farcall-arm-arm.s: Force function type on 'bar'. * ld-arm/farcall-thumb-arm.s: Likewise. * ld-arm/farcall-thumb-arm-blx.d: Fix encoding. * ld-arm/farcall-thumb-arm.d: Likewise. * ld-arm/farcall-thumb-arm-blx-pic-veneer.d: Likewise. * ld-arm/arm-elf.exp (armelftests): Add farcall-mix, farcall-mix2, farcall-group-default, farcall-group-size2, farcall-section Ignore gas warnings in farcall-thumb-arm, farcall-thumb-arm-blx, farcall-thumb-arm-blx-pic-veneer.
2008-05-21 Multi-GOT support for m68k.Nick Clifton1-2/+2
bfd/ * elf32-m68k.c (struct elf_m68k_link_hash_entry: got_entry_key, glist): New fields. (struct elf_m68k_got_entry_key, struct elf_m68k_got_entry, struct elf_m68k_got, struct elf_m68k_bfd2got_entry, struct elf_m68k_multi_got): New data structures. (struct elf_m68k_link_hash_table: local_gp_p, use_neg_got_offsets_p, allow_multigot_p, multi_got_): New fields. (elf_m68k_multi_got): New macro. (elf_m68k_link_hash_newfunc): Initialize new fields of struct elf_m68k_link_hash_entry. (elf_m68k_link_hash_table_create): Initialize new fields of struct elf_m68k_link_hash_table. (elf_m68k_link_hash_table_free): New static function implementing hook. (elf_m68k_init_got, elf_m68k_clear_got, elf_m68k_create_empty_got): New static functions for struct elf_m68k_got. (elf_m68k_init_got_entry_key, elf_m68k_got_entry_hash, elf_m68k_got_entry_eq): New static functions for struct elf_m68k_got_entry. (ELF_M68K_REL_8O_MAX_N_ENTRIES_IN_GOT, ELF_M68K_REL_8O_16O_MAX_N_ENTRIES_IN_GOT): New macros. (enum elf_m68k_get_entry_howto): New enum. (elf_m68k_get_got_entry, elf_m68k_update_got_entry_type, elf_m68k_remove_got_entry_type): New static functions for struct elf_m68k_got_entry. (elf_m68k_add_entry_to_got): New static function. (elf_m68k_bfd2got_entry_hash, elf_m68k_bfd2got_entry_eq, elf_m68k_bfd2got_entry_del, elf_m68k_get_bfd2got_entry): New static functions for struct elf_m68k_bfd2got_entry. (struct elf_m68k_can_merge_gots_arg, elf_m68k_can_merge_gots_1, elf_m68k_can_merge_gots): New traversal. (struct elf_m68k_merge_gots_arg, elf_m68k_merge_gots_1, elf_m68k_merge_gots): Ditto. (struct elf_m68k_finalize_got_offsets_arg, elf_m68k_finalize_got_offsets_1, elf_m68k_finalize_got_offsets): Ditto. (struct elf_m68k_partition_multi_got_arg, elf_m68k_partition_multi_got_1, elf_m68k_init_symndx2h_1, elf_m68k_partition_multi_got): Ditto. (elf_m68k_find_got_entry_ptr, elf_m68k_remove_got_entry): New static functions. (elf_m68k_copy_indirect_symbol): New static function implementing a hook. (elf_m68k_check_relocs): Update to add entries to multi-GOT. (elf_m68k_gc_sweep_hook): Update to remove entries from multi-GOT. (elf_m68k_always_size_sections): Assign BFDs to GOTs. (elf_m68k_relocate_section): Update to properly handle GOT relocations. (elf_m68k_finish_dynamic_symbol): Update to traverse all GOT entries of a global symbol. (bfd_elf_m68k_set_target_options): New function. (bfd_elf32_bfd_link_hash_table_free): Define hook. (bfd_elf32_bfd_final_link): Change expansion to bfd_elf_final_link to skip generic calculation of GOT offsets. (elf_backend_copy_indirect_symbol): Define hook. * bfd-in.h (bfd_elf_m68k_set_target_options): Declare function. * bfd-in2.h: Regenerate. ld/ * configure.in (--enable-got): New option. Handle it. * configure: Regenerate. * config.in: Regenerate. * emultempl/m68kelf.em: (got_handling_target_default): New shell variable. (GOT_HANDLING_TARGET_DEFAULT): New macro. (GOT_HANDLING_DEFAULT): New macro. Initialize it from configure option if one was given. (got_handling): New static variable. (elf_m68k_create_output_section_statements): New static function implementing hook. (PARSE_AND_LIST_PROLOGUE): Define shell variable. (OPTION_GOT): New macro. (PARSE_AND_LIST_LONGOPTS): Define shell variable. Specify --got option. (got): New linker option. (PARSE_AND_LIST_OPTIONS): Define shell variable. Print help string for --got option. (PARSE_AND_LIST_ARGS_CASES): Define shell variable. Handle --got option. * ld.texinfo: Document --got=<type> option. * gen-doc.texi: Add M68K. * NEWS: Mention the new feature. ld/testsuite/ * ld-m68k/got-12.s: New file. * ld-m68k/got-13.s: New file. * ld-m68k/got-14.s: New file. * ld-m68k/got-15.s: New file. * ld-m68k/got-34.s: New file. * ld-m68k/got-35.s: New file. * ld-m68k/got-single-12-ok.d: New dump test. * ld-m68k/got-single-13-er.d: New dump test. * ld-m68k/got-negative-14-ok.d: New dump test. * ld-m68k/got-negative-15-er.d: New dump test. * ld-m68k/got-negative-12-13-14-34-ok.d: New dump test. * ld-m68k/got-negative-12-13-14-35-er.d: New dump test. * ld-m68k/got-multigot-14-ok.d: New dump test. * ld-m68k/got-multigot-15-er.d: New dump test. * ld-m68k/got-multigot-12-13-14-34-35-ok.d: New dump test. * ld-m68k/xgot-15.s: New source. * ld-m68k/got-xgot-15-ok.d: New test. * ld-m68k/got-xgot-12-13-14-15-34-35-ok.d: New test. * ld-m68k/m68k.exp: Run new tests.
2008-05-15 bfd/Nick Clifton1-332/+1568
* elf32-arm.c (THM2_MAX_FWD_BRANCH_OFFSET): Define. (THM2_MAX_BWD_BRANCH_OFFSET): Define. (ARM_MAX_FWD_BRANCH_OFFSET): Define. (ARM_MAX_BWD_BRANCH_OFFSET): Define. (THM_MAX_FWD_BRANCH_OFFSET): Define. (THM_MAX_BWD_BRANCH_OFFSET): Define. (arm_long_branch_stub): Define. (arm_pic_long_branch_stub): Define. (arm_thumb_v4t_long_branch_stub): Define. (arm_thumb_thumb_long_branch_stub): Define. (arm_thumb_arm_v4t_long_branch_stub): Define. (STUB_SUFFIX): Define. (elf32_arm_stub_type): Define. (elf32_arm_stub_hash_entry): Define. (elf32_arm_link_hash_entry): Add stub_cache field. (arm_stub_hash_lookup): Define. (elf32_arm_link_hash_table): Add stub_hash_table, stub_bfd, add_stub_section, layout_sections_again, stub_group, bfd_count, top_index, input_list fields. (elf32_arm_link_hash_newfunc): Init new field. (stub_hash_newfunc): New function. (elf32_arm_link_hash_table_create): Init stub_hash_table. (elf32_arm_hash_table_free): New function. (arm_type_of_stub): New function. (elf32_arm_stub_name): New function. (elf32_arm_get_stub_entry): New function. (elf32_arm_stub_add_mapping_symbol): New function. (elf32_arm_add_stub): New function. (arm_build_one_stub): New function. (arm_size_one_stub): New function. (elf32_arm_setup_section_lists): New function. (elf32_arm_next_input_section): New function. (group_sections): New function. (elf32_arm_size_stubs): New function. (elf32_arm_build_stubs): New function. (bfd_elf32_arm_add_glue_sections_to_bfd): Skip stub sections. (bfd_elf32_arm_process_before_allocation): No longer handle R_ARM_CALL and R_ARM_THM_CALL. (using_thumb_only): New function. (elf32_arm_final_link_relocate): Redirect calls to stub if range exceeds encoding capabilities. (bfd_elf32_bfd_link_hash_table_free): Define. * bfd-in.h (R_ARM_max): Fix value to 130. (elf32_arm_setup_section_lists): Protype. (elf32_arm_next_input_section): Protype. (elf32_arm_size_stubs): Protype. (elf32_arm_build_stubs): Protype. ld/ * emultempl/armelf.em (build_section_lists): New function. (stub_file): Define. (need_laying_out): Define. (group_size): Define. (hook_stub_info): Define. (hook_in_stub): New function. (elf32_arm_add_stub_section): New function. (gldarm_layout_sections_again): New function. (gld${EMULATION_NAME}_finish): Replace arm_elf_finish(). Generate stubs for long calls if needed. (arm_elf_create_output_section_statements): create stub_file bfd. (arm_for_each_input_file_wrapper): New function. (arm_lang_for_each_input_file): New function. (lang_for_each_input_file): Define. (PARSE_AND_LIST_PROLOGUE): Add option token OPTION_STUBGROUP_SIZE. (PARSE_AND_LIST_LONGOPTS): Add option stub-group-size. (PARSE_AND_LIST_OPTIONS): Add option stub-group-size. (PARSE_AND_LIST_ARGS_CASES): Add OPTION_STUBGROUP_SIZE case. (LDEMUL_FINISH): Update to gld${EMULATION_NAME}_finish. * ld/lang.c (print_input_statement): Skip if bfd has BFD_LINKER_CREATED. ld/testsuite * ld-arm/arm-elf.exp (armelftests): Add farcall-arm-arm, farcall-arm-arm-pic-veneer, farcall-arm-arm-be8 farcall-arm-thumb, farcall-arm-thumb-blx, farcall-arm-thumb-pic-veneer, farcall-arm-thumb-blx-pic-veneer, farcall-thumb-thumb, farcall-thumb-thumb-pic-veneer, farcall-thumb-thumb-blx, farcall-thumb-thumb-m, farcall-thumb-thumb-m-pic-veneer, farcall-thumb-thumb-blx-pic-veneer, farcall-thumb-arm, farcall-thumb-arm-pic-veneer, farcall-thumb-arm-blx, farcall-thumb-arm-blx-pic-veneer. Change thumb2-bl-as-thumb1-bad, thumb2-bl-bad. * ld-arm/thumb2-bl-as-thumb1-bad.d: Reflects farcall stub generation. * ld-arm/thumb2-bl-bad.d: Likewise. * ld-arm/thumb2-bl-as-thumb1-bad.s: Update comments. * ld-arm/thumb2-bl-bad.s: Likewise.
2008-05-03 * elf32-arm.c (elf32_arm_symbian_link_hash_table_create): UseDaniel Jacobowitz1-2/+16
ARRAY_SIZE. (elf32_arm_symbian_plt_sym_val): New. (elf_backend_plt_sym_val): Define.
2008-03-25 bfd/Nathan Sidwell1-0/+24
* elf32-arm.c (elf32_arm_final_link_relocate): Skip dynamic relocs in vxworks tls_vars sections. (allocate_dynrelocs, elf32_arm_size_dynamic_sections): Likewise. * elf32-i386.c (allocate_dynrelocs, elf_i386_size_dynamic_sections, elf_i386_relocate_section): Likewise. * elf32-ppc.c (allocate_dynrelocs, ppc_elf_size_dynamic_sections, ppc_elf_relocate_section): Likewise. * elf32-sh.c (allocate_dynrelocs, sh_elf_size_dynamic_sections, sh_elf_relocate_section): Likewise. * elfxx-sparc.c (allocate_dynrelocs, _bfd_sparc_elf_size_dynamic_sections, _bfd_sparc_elf_relocate_section): Likewise. ld/testsuite/ * ld-vxworks/tls-3.s: New. * ld-vxworks/tls-3.d: New.
2008-03-12include/elf/Alan Modra1-1/+3
PR 5900 * common.h (SHN_BAD): Delete. (SHN_LORESERVE .. SHN_HIRESERVE): Move to.. * external.h: ..here. * internal.h (SHN_LORESERVE, SHN_HIRESERVE): Define. (SHN_LOPROC, SHN_HIPROC, SHN_LOOS, SHN_HIOS): Define. (SHN_ABS, SHN_COMMON, SHN_XINDEX, SHN_BAD): Define. bfd/ PR 5900 * elf-bfd.h: Include elf/internal.h after elf/external.h. * elfcode.h (elf_swap_symbol_in): Map reserved shndx range. (elf_swap_symbol_out): Adjust SHN_XINDEX test. (elf_swap_ehdr_out): Mask SHN_LORESERVE and SHN_XINDEX to values seen in external structs. (valid_section_index_p): Delete. (elf_object_p): Don't increment section numbers over reserved range. Simplify test for valid sh_link, sh_info and e_shstrndx fields. (elf_write_shdrs_and_ehdr): Mask SHN_LORESERVE and SHN_XINDEX to values seen in external structs. Don't increment section numbers over reserved range. * elf.c (bfd_elf_sym_name): Remove redundant tests on st_shndx. (bfd_section_from_shdr): Likewise. (group_signature): Range check before accessing elf_elfsections. (_bfd_elf_setup_sections): Likewise. (bfd_section_from_shdr): Likewise. (bfd_section_from_shdr): Don't increment section number over reserved sections. (assign_file_positions_for_non_load_sections): Likewise. (assign_file_positions_except_relocs): Likewise. (_bfd_elf_write_object_contents): Likewise. (assign_section_numbers): Likewise. Adjust for changed SHN_*. (prep_headers): Delete unused variable. * elflink.c (bfd_elf_link_record_local_dynamic_symbol): Adjust for changed SHN_* values. (check_dynsym, elf_link_input_bfd): Likewise. (bfd_elf_final_link): Likewise. Don't skip over reserved section range. (elf_fixup_link_order): Check that sh_link field is valid. * elf-hppa.h (elf_hppa_add_symbol_hook): Make "index" unsigned. * elf32-arm.c (elf32_arm_gc_mark_extra_sections): Range check before accesssing elf_elfsections. * elf32-avr.c (elf32_avr_size_stubs): Likewise. * elf32-hppa.c (elf32_hppa_size_stubs): Likewise. * elf32-m68hc1x.c (elf32_m68hc11_size_stubs): Likewise. * elf64-hppa.c (elf64_hppa_check_relocs): Adjust for changed SHN_* defines. Test for SHN_BAD return from _bfd_elf_section_from_bfd_section binutils/ PR 5900 * readelf.c (SECTION_HEADER_INDEX, SECTION_HEADER_NUM): Delete. Remove use throughout file. (SECTION_HEADER): Likewise. (dump_relocations): Don't adjust st_shndx for reserved range. (process_file_header): Mask SHN_XINDEX to values seen in external elf structs. Simplify valid section index tests. (get_32bit_elf_symbols, get_64bit_elf_symbols): Mask SHN_XINDEX. Map reserved st_shndx to internal form. (process_section_groups): Test that group symbol st_shndx is in range, not just non-zero. Delete reserved range check. (get_symbol_index_type): Mask "type" to 16 bits when printing PRC, OS or RSV. gdb/ PR 5900 * elfread.c (elf_symtab_read): Make shndx an unsigned int. * mipsread.c: Include elf/internal.h. (read_alphacoff_dynamic_symtab): Map external reserved sym_shndx to internal range. ld/testsuite/ PR 5900 * ld-elf/sec64k.exp: Update.
2008-03-092008-03-09 Paul Brook <paul@codesourcery.com>Paul Brook1-1/+7
bfd/ * elf32-arm.c (elf32_arm_merge_eabi_attributes): Handle new Tag_VFP_arch values. binutils/ * readelf.c (arm_attr_tag_VFP_arch): Add "VFPv3-D16". gas/ * config/tc-arm.c (fpu_vfp_ext_d32): New vairable. (parse_vfp_reg_list, encode_arm_vfp_reg): Use it. (arm_option_cpu_value): Add vfpv3-d16, vfpv2 and vfpv3. (aeabi_set_public_attributes): Handle Tag_VFP_arch=VFPV3-D16. * doc/c-arm.texi: Document new ARM FPU variants. gas/testsuite/ * gas/arm/vfpv3-d16-bad.d: New test. * gas/arm/vfpv3-d16-bad.l: New test. include/opcode/ * arm.h (FPU_VFP_EXT_D32, FPU_VFP_V3D16, FPU_ARCH_VFP_V3D16): Define.
2008-03-082008-03-08 Paul Brook <paul@codesourcery.com>Paul Brook1-58/+23
bfd/ * elf32-arm.c (insert_thumb_branch): Rewrite. (elf32_thumb_to_arm_stub): Use new insert_thumb_branch. ld/testsuite/ * ld-arm/arm-elf.exp (armeabitests): Add thumb2-b-interwork. * ld-arm/thumb2-b-interwork.d: New test. * ld-arm/thumb2-b-interwork.s: New test.
2008-03-082008-03-07 Paul Brook <paul@codesourcery.com>Paul Brook1-37/+91
bfd/ * elf32-arm.c (elf32_arm_howto_table_1): Fix bitmasks for MOVW and MOVT relocations. (elf32_arm_final_link_relocate): Fix off by one MOVW/MOVT sign extension. (elf32_arm_relocate_section): Handle MOVW and MOVT relocations. Improve safety check for other weird relocations. (elf32_arm_check_relocs): Only set h->needs_plt for branch/call relocations. gas/ * config/tc-arm.c (md_apply_fix): Use correct offset range. ld/testsuite/ * ld-arm/arm-elf.exp (armelftests): Add movw-merge and arm-app-movw. * ld-arm/arm-app-movw.s: New test. * ld-arm/arm-app.r: Update expected output. * ld-arm/movw-merge.d: New test. * ld-arm/movw-merge.s: New test.
2008-02-20PR 868Nick Clifton1-5/+8
* libbfd.c (bfd_realloc_or_free): New function. Performs like bfd_realloc, but if the (re)allocation fails, the pointer is freed. * libbfd-in.h: Prototype. * libbfd.h: Regenerate. * bfdio.c (bfd_bwrite): Use the new function. (bfd_seek): Likewise. * bfdwin.c:(bfd_get_file_window): Likewise. * elf-strtab.c (_bfd_elf_strtab_add): Likewise. * elf32-ppc.c (ppc_elf_relax_section): Likewise. * elf32-xtensa.c (vsprintf_msg): Likewise. * mach-o.c (bfd_mach_o_core_fetch_environment): Likewise. * stabs.c (_bfd_link_seciton_stabs): Likewise. * vms-misc.c (_bfd_vms_get_record): Likewise. * vms-tir.c (check_section): Likewise. * vms.c (vms_new_section_hook): Likewise. * elf32-arm.c (elf32_arm_section_map_add): Check that the allocation of sec_data->map succeeded before using it. * elflink.c (elf_link_output_sym): Do not overwrite finfo-> symshndxbuf until it is known that the reallocation succeeded.
2008-02-202008-02-20 Paul Brook <paul@codesourcery.com>Paul Brook1-12/+196
ld/ * emultempl/armelf.em (OPTION_FIX_V4BX_INTERWORKING): Define. (PARSE_AND_LIST_LONGOPTS): Add fix-v4bx-interworking. (PARSE_AND_LIST_OPTIONS): Ditto. (PARSE_AND_LIST_ARGS_CASES): Handle OPTION_FIX_V4BX_INTERWORKING. * emulparams/armelf.sh (OTHER_TEXT_SECTIONS): Add .v4_bx. * emulparams/armelf_linux.sh (OTHER_TEXT_SECTIONS): Ditto. * emulparams/armnto.sh (OTHER_TEXT_SECTIONS): Ditto. * ld.texinfo: Document --fix-v4bx-interworking. ld/testsuite/ * ld-arm/armv4-bx.d: New test. * ld-arm/armv4-bx.s: New test. * ld-arm/arm.ld: Add .v4bx. * ld-arm/arm-elf.exp: Add armv4-bx. gas/testsuite/ * gas/arm/thumb.d: Exclude EABI targets. * gas/arm/arch4t.d: Exclude EABI targts. * gas/arm/v4bx.d: New test. * gas/arm/v4bx.s: New test. * gas/arm/thumb-eabi.d: New test. * gas/arm/arch4t-eabi.d: New test. gas/ * config/tc-arm.c (fix_v4bx): New variable. (do_bx): Generate V4BX relocations. (md_assemble): Allow bx on v4 codes when fix_v4bx. (md_apply_fix): Handle BFD_RELOC_ARM_V4BX. (tc_gen_reloc): Ditto. (OPTION_FIX_V4BX): Define. (md_longopts): Add fix-v4bx. (md_parse_option): Handle OPTION_FIX_V4BX. (md_show_usage): Document --fix-v4bx. * doc/c-arm.texi: Document --fix-v4bx. bfd/ * reloc.c: Add BFD_RELOC_ARM_V4BX. * elf32-arm.c (elf32_arm_reloc_map): Add BFD_RELOC_ARM_V4BX. (ARM_BX_GLUE_SECTION_NAME, ARM_BX_GLUE_SECTION_NAME): Define. (elf32_arm_link_hash_table): Add bx_glue_size and bx_glue_offset. Update comment for fix_v4bx. (elf32_arm_link_hash_table_create): Zero bx_glue_size and bx_glue_offset. (ARM_BX_VENEER_SIZE, armbx1_tst_insn, armbx2_moveq_insn, armbx3_bx_insn): New. (bfd_elf32_arm_allocate_interworking_sections): Allocate BX veneer section. (bfd_elf32_arm_add_glue_sections_to_bfd): Ditto. (bfd_elf32_arm_process_before_allocation): Record BX veneers. (record_arm_bx_glue, elf32_arm_bx_glue): New functions. (elf32_arm_final_link_relocate): Handle BX veneers. (elf32_arm_output_arch_local_syms): Output mapping symbol for .v4_bx. * bfd-in2.h: Regenerate. * libbfd.h: Regenerate.
2008-02-12PR ld/5692Nick Clifton1-40/+38
* elf-bfd.h (enum elf_object_id): New enum, used to identify target specific extensions to the elf_obj_tdata structure. (struct elf_obj_tdata): New field 'object_id'. (elf_object_id, elf_program_header_size, elf_symtab_hdr): New macros for accessing fields in the elf_obj_tdata structure. (bfd_elf_mkobject): Rename to bfd_elf_make_generic_object. (bfd_elf_allocate_object): New function. * elf.c (bfd_elf_mkobject): Rename to bfd_elf_make_generic_object and implement by calling bfd_elf_allocate_object. (bfd_elf_allocate_object): New function: Allocates an elf_obj_tdata structure, possibly with a target specific extension. * elfxx-target.h (bfd_elfNN_mkobject): Use bfd_elf_make_generic_object as the default value. * elf32-arm.c (elf32_arm_obj_tdata): Rename to elf_arm_obj_tdata for consistency with other, similar structures. (is_arm_elf): New macro. Checks a BFD to make sure that is an ARM ELF bfd. (elf32_arm_mkobject): Call bfd_elf_allocate_object. (bfd_elf32_arm_vfp11_erratum_scan): Use is_arm_elf macro to check the bfd being processed. (bfd_elf32_arm_vfp11_fix_veneer_locations): Likewise. (bfd_elf32_arm_set_target_relocs): Likewise. (bfd_elf32_arm_final_link_relocate): Likewise. (bfd_elf32_arm_copy_private_bfd_data): Likewise. (bfd_elf32_arm_merge_eabi_attributes): Likewise. (bfd_elf32_arm_merge_private_bfd_data): Likewise. (bfd_elf32_arm_check_relocs): Likewise. (bfd_elf32_arm_gc_mark_extra_sections): Likewise. (bfd_elf32_arm_size_dynamic_sections): Likewise. (bfd_elf32_arm_process_before_allocation): Use elf_symtab_hdr. (bfd_elf32_arm_init_maps): Likewise. (bfd_elf32_arm_final_link_relocate): Likewise. (bfd_elf32_arm_relocate_section): Likewise. (bfd_elf32_arm_gc_sweep_hook): Likewise. (bfd_elf32_arm_check_relocs): Likewise. (bfd_elf32_arm_size_dynamic_sections): Likewise. * elf32-i386.c (elf_i386_mkobject): Call bfd_elf_allocate_object. (is_i386_elf): New macro. Checks a BFD to make sure that is an x86 ELF bfd. (elf_i386_check_relocs): Use is_i386_elf macro to check the bfd being processed. (elf_i386_size_dynamic_sections): Likewise. (elf_i386_relocate_section): Likewise. (elf_i386_check_relocs): Use elf_symtab_hdr. (elf_i386_gc_sweep_hook): Likewise. (elf_i386_size_dynamic_sections): Likewise. (elf_i386_relocate_section): Likewise. * elf32-ppc.c (ppc_elf_mkobject): Call bfd_elf_allocate_object. (elf_create_pointer_linker_section): Use is_ppc_elf_target to verify that the bfd before accessing target specific fields. (ppc_elf_check_relocs): Likewise. (elf_finish_pointer_linker_section): Likewise. (elf_create_pointer_linker_section): Use elf_symtab_hdr. (ppc_elf_check_relocs): Likewise. (ppc_elf_gc_sweep_hook): Likewise. (ppc_elf_tls_optimize): Likewise. (ppc_elf_size_dynamic_sections): Likewise. (ppc_elf_relax_section): Likewise. (ppc_elf_relocate_section): Likewise. * elf32-s390.c (struct elf_s390_obj_tdata): Add a comment reminding programmers to keep this structure in sync with the one defined in elf64-s390.c. (elf_s390_mkobject): Call bfd_elf_allocate_object. (is_s390_elf): New macro. Checks a BFD to make sure that is an s390 ELF bfd. (elf_s390_check_relocs): Use is_s390_elf macro to check the bfd being processed. (elf_s390_size_dynamic_sections): Likewise. (elf_s390_relocate_section): Likewise. (elf_s390_check_relocs): Use elf_symtab_hdr. (elf_s390_gc_sweep_hook): Likewise. (elf_s390_size_dynamic_sections): Likewise. (elf_s390_relocate_section): Likewise. * elf32-sh.c (sh_elf_mkobject): Call bfd_elf_allocate_object. (is_sh_elf): New macro. Checks a BFD to make sure that is an SH ELF bfd. (sh_elf_size_dynamic_sections): Use is_sh_elf macro to check the bfd being processed. (sh_elf_relocate_section): Likewise. (sh_elf_check_relocs): Likewise. (sh_elf_copy_private_data): Likewise. (sh_elf_relax_section): Use elf_symtab_hdr. (sh_elf_size_dynamic_sections): Likewise. (sh_elf_relocate_section): Likewise. (sh_elf_get_relocated_section_contents): Likewise. (sh_elf_gc_sweep_hook): Likewise. (sh_elf_check_relocs): Likewise. * elf64-alpha.c (elf64_alpha_mkobject): Call bfd_elf_allocate_object. (is_alpha_elf): New macro. Checks a BFD to make sure that is an Alpha ELF bfd. (elf64_alpha_create_got_section): Use is_alpha_elf macro to check the bfd being processed. (elf64_alpha_create_dynamic_section): Likewise. (elf64_alpha_check_relocs): Likewise. (elf64_alpha_size_got_sections): Likewise. (elf64_alpha_relax_section): Likewise. (elf64_alpha_relocate_section): Likewise. (elf64_alpha_final_link): Likewise. (elf64_alpha_check_relocs): Use elf_symtab_hdr. (elf64_alpha_relax_section): Likewise. (elf64_alpha_relocate_section_r): Likewise. (elf64_alpha_relocate_section): Likewise. * elf64-ppc.c (ppc64_elf_mkobject): Call bfd_elf_allocate_object. (ppc64_elf_check_relocs): Use is_ppc64_elf_target to check the bfd being processed. (opd_entry_value): Likewise. (allocate_dynrelocs): Likewise. (ppc64_elf_relocate_section): Likewise. (ppc64_elf_check_relocs): Use elf_symtab_hdr. (opd_entry_value): Likewise. (ppc64_elf_gc_sweep_hook): Likewise. (get_sym_h): Likewise. (ppc64_elf_edit_opd): Likewise. (ppc64_elf_tls_optimize): Likewise. (ppc64_elf_edit_toc): Likewise. (ppc64_elf_size_dynamic_sections): Likewise. (toc_adjusting_stub_needed): Likewise. (ppc64_elf_size_stubs): Likewise. (ppc64_elf_relocate_section): Likewise. * elf64-s390.c (struct elf_s390_obj_tdata): Add a comment reminding programmers to keep this structure in sync with the one defined in elf32-s390.c. (elf_s390_mkobject): Call bfd_elf_allocate_object. (is_s390_elf): New macro. Checks a BFD to make sure that is an s390 ELF bfd. (elf_s390_check_relocs): Use is_s390_elf macro to check the bfd being processed. (elf_s390_size_dynamic_sections): Likewise. (elf_s390_relocate_section): Likewise. (elf_s390_check_relocs): Use elf_symtab_hdr. (elf_s390_gc_sweep_hook): Likewise. (elf_s390_size_dynamic_sections): Likewise. (elf_s390_relocate_section): Likewise. * elf64-x86_64.c (elf64_x86_64_mkobject): Call bfd_elf_allocate_object. (is_x86_64_elf): New macro. Checks a BFD to make sure that is an x86_64 ELF bfd. (elf64_x86_64_check_relocs): Use is_x86_64_elf macro to check the bfd being processed. (elf64_x86_64_size_dynamic_sections): Likewise. (elf64_x86_64_relocate_section): Likewise. (elf64_x86_64_check_relocs): Use elf_symtab_hdr. (elf64_x86_64_gc_sweep_hook): Likewise. (elf64_x86_64_size_dynamic_sections): Likewise. (elf64_x86_64_relocate_section): Likewise. * elfxx-sparc.c (_bfd_sparc_elf_mkobject): Call bfd_elf_allocate_object. (is_sparc_elf): New macro. Checks a BFD to make sure that is a Sparc ELF bfd. (_bfd_sparc_elf_check_relocs): Use is_sparc_elf macro to check the bfd being processed. (_bfd_sparc_elf_gc_sweep_hook): Likewise. (_bfd_sparc_elf_size_dynamic_sections): Likewise. (_bfd_sparc_elf_check_relocs): Use elf_symtab_hdr. (_bfd_sparc_elf_gc_sweep_hook): Likewise. (_bfd_sparc_elf_size_dynamic_sections): Likewise. (_bfd_sparc_elf_relocate_section): Likewise.
2008-02-04 PR ld/5692Alan Modra1-2/+10
* elf.c (bfd_elf_get_elf_syms): Revert 2008-01-31. Instead abort on non-ELF input. * elf32-arm.c (elf32_arm_size_dynamic_sections): Skip glue processing on non-ELF input.
2008-01-112008-01-11 Tristan Gingold <gingold@adacore.com>Tristan Gingold1-0/+3
Eric Botcazou <ebotcazou@adacore.com> * elf32-ppc.c (ppc_elf_gc_sweep_hook): Exit early if generating a relocatable. * elf32-arm.c (elf32_arm_gc_sweep_hook): Likewise. * elf32-cris.c (cris_elf_gc_sweep_hook): Likewise. * elf32-hppa.c (elf32_hppa_gc_sweep_hook): Likewise. * elf32-i386.c (elf_i386_gc_sweep_hook): Likewise. * elf32-m32r.c (m32r_elf_gc_sweep_hook): Likewise. * elf32-m68k.c (elf_m68k_gc_sweep_hook): Likewise. * elf32-s390.c (elf_s390_gc_sweep_hook): Likewise. * elf32-sh.c (sh_elf_gc_sweep_hook): Likewise. * elf32-vax.c (elf_vax_gc_sweep_hook): Likewise. * elf32-xtensa.c (elf_xtensa_gc_sweep_hook): Likewise. * elf64-x86-64.c (elf64_x86_64_gc_sweep_hook): Likewise. * elf64-s390.c (elf_s390_gc_sweep_hook): Likewise. * elf64-ppc.c (ppc64_elf_gc_sweep_hook): Likewise. * elfxx-mips.c (_bfd_mips_elf_gc_sweep_hook): Likewise. * elfxx-sparc.c (_bfd_sparc_elf_gc_sweep_hook): Likewise. * elflink.c (bfd_elf_gc_sections): Do not punt on relocatable output or executable output with relocations.
2007-11-29PR ld/5398Nick Clifton1-4/+10
* elf32-arm.c (bfd_elf32_arm_process_before_allocation): Do not complain if there is no glue bfd, just return.
generated by cgit v1.1 at 2025-02-12 18:34:02 +0000