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path: root/bfd/elfxx-mips.c
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2010-02-04 * elf-bfd.h (emum elf_object_id): Rename to elf_target_id. AddNick Clifton1-12/+85
entries for other architectures. (struct elf_link_hash_table): Add hash_table_id field. (elf_hash_table_id): New accessor macro. * elflink.c (_bfd_elf_link_hash_table_init): Add target_id parameter. * elf-m10300.c (elf32_mn10300_hash_table): Check table id before returning cast pointer. (elf32_mn10300_link_hash_table_create): Identify new table as containing MN10300 extensions. (mn10300_elf_relax_section): Check pointer returned by elf32_mn10300_hash_table. * elf32-arm.c: Likewise, except using ARM extensions. * elf32-avr.c: Likewise, except using AVR extensions. * elf32-bfin.c: Likewise, except using BFIN extensions. * elf32-cris.c: Likewise, except using CRIS extensions. * elf32-frv.c: Likewise, except using FRV extensions. * elf32-hppa.c: Likewise, except using HPPA32 extensions. * elf32-i386.c: Likewise, except using I386 extensions. * elf32-lm32.c: Likewise, except using LM32 extensions. * elf32-m32r.c: Likewise, except using M32RM extensions. * elf32-m68hc11.c: Likewise, except using M68HC11 extensions. * elf32-m68hc1x.c: Likewise, except using M68HC11 extensions. * elf32-m68hc1x.h: Likewise, except using M68HC11 extensions. * elf32-m68k.c: Likewise, except using M68K extensions. * elf32-microblaze.c: Likewise, except using MICROBLAZE extensions. * elf32-ppc.c: Likewise, except using PPC32 extensions. * elf32-s390.c: Likewise, except using S390 extensions. * elf32-sh.c: Likewise, except using SH extensions. * elf32-spu.c: Likewise, except using SPU extensions. * elf32-xtensa.c: Likewise, except using XTENSA extensions. * elf64-alpha.c: Likewise, except using ALPHA extensions. * elf64-hppa.c: Likewise, except using HPPA64 extensions. * elf64-ppc.c: Likewise, except using PPC64 extensions. * elf64-s390.c: Likewise, except using S390 extensions. * elf64-x86-64.c: Likewise, except using X86_64 extensions. * elfxx-ia64.c: Likewise, except using IA64 extensions. * elfxx-mips.c: Likewise, except using MIPS extensions. * elfxx-sparc.c: Likewise, except using SPARC extensions. * elfxx-sparc.h: Likewise, except using SPARC extensions. * elf32-cr16.c (struct elf32_cr16_link_hash_table): Delete redundant structure. (elf32_cr16_hash_table): Delete unused macro. (elf32_cr16_link_hash_traverse): Delete unused macro. * elf32-score.c: Likewise. * elf32-score7.c: Likewise. * elf32-vax.c: Likewise. * elf64-sh64.c: Likewise. * emultempl/alphaelf.em: Update value expected from elf_object_id. * emultempl/hppaelf.em: Likewise. * emultempl/mipself.em: Likewise. * emultempl/ppc32elf.em: Likewise. * emultempl/ppc64elf.em: Likewise.
2010-01-132010-01-13 Chao-ying Fu <fu@mips.com>Chao-ying Fu1-19/+41
* elfxx-mips.c (JR_TO_B_P): New define to transform JR to B. It is true for all CPUs. (jal_reloc_p): New function. (mips_elf_calculate_relocation): Rename require_jalxp to cross_mode_jump_p. Update comment for CROSS_MODE_JUMP_P. Set up cross_mode_jump_p based on the mode change. (mips_elf_perform_relocation): Rename require_jalx to cross_mode_jump_p. Update comment for CROSS_MODE_JUMP_P. Test cross_mode_jump_p and jal_reloc_p to turn jal to jalx. Use !cross_mode_jump_p to guard conversion. Convert "jr t9" to "b", if possible. (_bfd_mips_elf_relocate_section): Rename require_jalx to cross_mode_jump_p. Pass &cross_mode_jump_p to call mips_elf_calculate_relocation. Pass cross_mode_jump_p to call mips_elf_perform_relocation.
2009-12-11Add -Wshadow to the gcc command line options used when compiling the binutils.Nick Clifton1-26/+24
Fix up all warnings generated by the addition of this switch.
2009-12-10 bfd/Maciej W. Rozycki1-7/+9
* elfxx-mips.c (mips_elf_calculate_relocation): Correct handling of undefined symbols. ld/testsuite/ * ld-mips-elf/undefined.d: New test. * ld-mips-elf/undefined.s: Source for the new test. * ld-mips-elf/mips-elf.exp: Run the new test.
2009-09-18Revert accidental checkin.H.J. Lu1-15/+14
2009-09-18Updated Spanish and Vietnamese translationsNick Clifton1-14/+15
2009-09-03 * elfxx-mips.c (mips_elf_calculate_relocation): Don't relocateAdam Nemet1-2/+2
R_MIPS_JALR unless symbol resolves locally.
2009-09-03 * elfxx-mips.c (_bfd_mips_elf_check_relocs): Don't setAdam Nemet1-0/+5
has_static_relocs for R_MIPS_JALR.
2009-09-02update copyright datesAlan Modra1-1/+1
2009-08-052009-08-05 Chao-ying Fu <fu@mips.com>Chao-ying Fu1-8/+19
* elf32-mips.c (mips_reloc_map): Add BFD_RELOC_MIPS_JALR. * elfxx-mips.c (JAL_TO_BAL_P): New define to transform JAL to BAL for CPUs. It is true for RM9000. (JALR_TO_BAL_P): New define to transform JALR to BAL. It is true for all CPUs. (mips_elf_perform_relocation): Use JAL_TO_BAL_P and JALR_TO_BAL_P to guard the transformation.
2009-07-17 * elfxx-mips.c (LOAD_INTERLOCKS_P): New define.Nick Clifton1-12/+37
(_bfd_mips_elf_size_dynamic_sections): For CPUs without load interlocking, the last PLT entry needs a nop in the branch delay slot. (_bfd_mips_elf_finish_dynamic_symbol): For CPUs with load itnerlocking, output the last two PLT entries in reverse order. * ld-mips-elf/pic-and-nonpic-3b.dd, ld-mips-elf/pic-and-nonpic-5b.dd, ld-mips-elf/pic-and-nonpic-6-o32.dd: Updated to use new PLT entries.
2009-05-21 * elf-bfd.h (struct elf_backend_dataAlan Modra1-2/+2
<elf_backend_link_output_symbol_hook>): Return an int. * elf64-ppc.c (ppc64_elf_output_symbol_hook): Return 2 to drop symbols on deleted .opd entries. * elflink.c (elf_link_output_sym): Return without outputting sym if output_symbol_hook returns 2. (elf_link_output_extsym): Don't assign h->indx when symbol discarded. Abort if we must not discard sym. (elf_link_input_bfd): Similarly, don't set finfo->indices for local syms. (bfd_elf_final_link): Adjust elf_link_output_sym calls. * elf-vxworks.c (elf_vxworks_link_output_symbol_hook): Adjust for elf_backend_link_output_symbol_hook return type change. * elf32-arm.c (output_arch_syminfo): Likewise. (elf32_arm_output_map_sym, elf32_arm_output_stub_sym): Likewise. (elf32_arm_output_arch_local_syms): Likewise. * elf32-cr16c.c (elf32_cr16c_link_output_symbol_hook): Likewise. * elf32-score.c (s3_bfd_score_elf_link_output_symbol_hook): Likewise. (bfd_score_elf_link_output_symbol_hook): Likewise. * elf32-score.h (s7_bfd_score_elf_link_output_symbol_hook): Likewise. * elf32-score7.c (s7_bfd_score_elf_link_output_symbol_hook): Likewise. * elf32-sh64.c (sh64_elf_link_output_symbol_hook): Likewise. * elf32-spu.c (spu_elf_output_symbol_hook): Likewise. * elf32-v850.c (v850_elf_link_output_symbol_hook): Likewise. * elf64-hppa.c (elf64_hppa_link_output_symbol_hook): Likewise. * elf64-mmix.c (mmix_elf_link_output_symbol_hook): Likewise. * elf64-sh64.c (sh64_elf64_link_output_symbol_hook): Likewise. * elf64-sparc.c (elf64_sparc_output_arch_syms): Likewise. * elfxx-mips.c (_bfd_mips_elf_link_output_symbol_hook): Likewise. * elfxx-mips.h (_bfd_mips_elf_link_output_symbol_hook): Likewise.
2009-02-06 * elfxx-mips.c (_bfd_mips_elf_section_processing): Remove specialJoseph Myers1-5/+7
.sbss handling.
2009-02-03bfd:Joseph Myers1-0/+8
2009-02-03 Sandip Matte <sandip@rmicorp.com> * aoutx.h (NAME (aout, machine_type)): Handle bfd_mach_mips_xlr. * archures.c (bfd_mach_mips_xlr): Define. * bfd-in2.h: Regenerate. * cpu-mips.c (I_xlr): Define. (arch_info_struct): Add XLR entry. * elfxx-mips.c (_bfd_elf_mips_mach): Handle E_MIPS_MACH_XLR. (mips_set_isa_flags): Handle bfd_mach_mips_xlr (mips_mach_extensions): Add XLR entry. binutils: 2009-02-03 Sandip Matte <sandip@rmicorp.com> * readelf.c (get_machine_flags): Handle E_MIPS_MACH_XLR. gas: 2009-02-03 Sandip Matte <sandip@rmicorp.com> * config/tc-mips.c (macro): Handle M_MSGSND, M_MSGLD, M_MSGLD_T, M_MSGWAIT and M_MSGWAIT_T. (mips_cpu_info_table): Add XLR entry. * doc/c-mips.texi (-march): Document xlr. gas/testsuite: 2009-02-03 Sandip Matte <sandip@rmicorp.com> * gas/mips/mips.exp (xlr): New architecture. (xlr-ext): Run test. * gas/mips/xlr-ext.d, gas/mips/xlr-ext.s: New. include/elf: 2009-02-03 Sandip Matte <sandip@rmicorp.com> * mips.h (E_MIPS_MACH_XLR): Define. include/opcode: 2009-02-03 Sandip Matte <sandip@rmicorp.com> * mips.h (INSN_XLR): Define. (INSN_CHIP_MASK): Update. (CPU_XLR): Define. (OPCODE_IS_MEMBER): Update. (M_MSGSND, M_MSGLD, M_MSGLD_T, M_MSGWAIT, M_MSGWAIT_T): Define. opcodes: 2009-02-03 Sandip Matte <sandip@rmicorp.com> * mips-dis.c (mips_cp0_names_xlr, mips_cp0sel_names_xlr): Define. (mips_arch_choices): Add XLR entry. * mips-opc.c (XLR): Define. (mips_builtin_opcodes): Add XLR instructions.
2009-01-292009-01-29 Daniel Jacobowitz <dan@codesourcery.com>Joseph Myers1-1/+1
Mark Shinwell <shinwell@codesourcery.com> Catherine Moore <clm@codesourcery.com> * elf-attrs.c, elflink.c, elfxx-mips.c: Correct typos in comments.
2008-11-28 * aoutx.h (NAME): Add case statements for bfd_mach_mips14000,Thiemo Seufer1-0/+4
bfd_mach_mips16000. * archures.c (bfd_architecture): Add .#defines for bfd_mach_mips14000, bfd_mach_mips16000. * bfd-in2.h: Regenerate. * cpu-mips.c: Add enums I_mips14000, I_mips16000. (arch_info_struct): Add refs to R14000, R16000. * elfxx-mips.c (mips_set_isa_flags): Handle bfd_mach_mips14000, bfd_mach_mips16000. (mips_mach_extensions): Map R14000, R16000 to R10000. * config/tc-mips.c (hilo_interlocks): Handle CPU_R14000, CPU_R16000. (mips_cpu_info_table): Add r14000, r16000. * doc/c-mips.texi: Add entries for 14000, 16000. * mips-dis.c (mips_arch_choices): Add r14000, r16000. * mips.h: Define CPU_R14000, CPU_R16000. (OPCODE_IS_MEMBER): Include R14000, R16000 in test.
2008-09-09 * elfxx-mips.c (mips16_stub_symndx) <sec>: Mark argument asTom Tromey1-1/+2
unused.
2008-08-18bfd/Richard Sandiford1-0/+20
* elfxx-mips.c (_bfd_mips_elf_copy_indirect_symbol): Copy MIPS16 stub information. ld/testsuite/ * ld-mips-elf/mips16-pic-4a.s, ld-mips-elf/mips16-pic-4b.s, ld-mips-elf/mips16-pic-4.ver, ld-mips-elf/mips16-pic-4a.dd, ld-mips-elf/mips16-pic-4a.nd, ld-mips-elf/mips16-pic-4a.gd, ld-mips-elf/mips16-pic-4c.s, ld-mips-elf/mips16-pic-4b.dd: New tests. * ld-mips-elf/mips-elf.exp: Run them.
2008-08-17* elfxx-mips.c (_bfd_mips_elf_check_relocs): Handle the situationNick Clifton1-2/+3
where the sym_hashes are not available.
2008-08-082008-08-08 Richard Sandiford <rdsandiford@googlemail.com>Daniel Jacobowitz1-291/+1056
Daniel Jacobowitz <dan@codesourcery.com> Catherine Moore <clm@codesourcery.com> Mark Shinwell <shinwell@codesourcery.com> Maxim Kuvyrkov <maxim@codesourcery.com> * elf32-mips.c (mips_vxworks_copy_howto_rela): Replace with... (elf_mips_copy_howto): ...this howto. Clear the size fields. (mips_vxworks_jump_slot_howto_rela): Replace with... (elf_mips_jump_slot_howto): ...this howto. (bfd_elf32_bfd_reloc_type_lookup): Handle BFD_RELOC_MIPS_COPY and BFD_RELOC_MIPS_JUMP_SLOT. (bfd_elf32_bfd_reloc_name_lookup): Handle "R_MIPS_COPY" and "R_MIPS_JUMP_SLOT". (mips_elf32_rtype_to_howto): Handle R_MIPS_COPY and R_MIPS_JUMP_SLOT. (elf_backend_plt_readonly): Define. (elf_backend_plt_sym_val): Define for non-VxWorks targets. (mips_vxworks_bfd_reloc_type_lookup): Delete. (mips_vxworks_bfd_reloc_name_lookup): Likewise. (mips_vxworks_rtype_to_howto): Likewise. (elf_backend_want_dynbss): Don't define for VxWorks. (elf_backend_plt_readonly): Likewise. (bfd_elf32_bfd_reloc_type_lookup): Likewise. (bfd_elf32_bfd_reloc_name_lookup): Likewise. (elf_backend_mips_rtype_to_howto): Likewise. (elf_backend_adjust_dynamic_symbol): Likewise. (elf_backend_got_symbol_offset): Don't define. * elfn32-mips.c (elf_mips_copy_howto, elf_mips_jump_slot_howto): New. (bfd_elf32_bfd_reloc_type_lookup): Handle BFD_RELOC_MIPS_COPY and BFD_RELOC_MIPS_JUMP_SLOT. (bfd_elf32_bfd_reloc_name_lookup): Handle "R_MIPS_COPY" and "R_MIPS_JUMP_SLOT". (mips_elf32_n32_rtype_to_howto): Handle R_MIPS_COPY and R_MIPS_JUMP_SLOT. (elf_backend_rela_plts_and_copies_p, elf_backend_plt_readonly) (elf_backend_plt_sym_val): Define. * elf64-mips.c (elf_mips_copy_howto, elf_mips_jump_slot_howto): New. (bfd_elf64_bfd_reloc_type_lookup): Handle BFD_RELOC_MIPS_COPY and BFD_RELOC_MIPS_JUMP_SLOT. (bfd_elf64_bfd_reloc_name_lookup): Handle "R_MIPS_COPY" and "R_MIPS_JUMP_SLOT". (mips_elf64_rtype_to_howto): Handle R_MIPS_COPY and R_MIPS_JUMP_SLOT. (elf_backend_rela_plts_and_copies_p, elf_backend_plt_readonly) (elf_backend_plt_sym_val): Define. * elfxx-mips.h (_bfd_mips_vxworks_adjust_dynamic_symbol): Delete. (_bfd_mips_elf_use_plts_and_copy_relocs, _bfd_mips_elf_init_stubs) (_bfd_mips_elf_plt_sym_val, _bfd_mips_post_process_headers): Declare. * elfxx-mips.c (mips_elf_la25_stub): New structure. (LA25_LUI, LA25_J, LA25_ADDIU): New macros. (mips_elf_link_hash_entry): Add "la25_stubs", "has_static_relocs" and "has_nonpic_branches" fields. Remove "is_relocation_target" and "is_branch_target". (mips_elf_link_hash_table): Add blank lines. Add "use_plts_and_copy_relocs", "reserved_gotno", "strampoline", "la25_stubs" and "add_stub_section" fields. (mips_htab_traverse_info): New structure. (PIC_OBJECT_P, MIPS_ELF_LOAD_WORD): New macros. (MIPS_RESERVED_GOTNO): Delete. (mips_o32_exec_plt0_entry, mips_n32_exec_plt0_entry) (mips_n64_exec_plt0_entry, mips_exec_plt_entry): New tables. (mips_elf_link_hash_newfunc): Update after the changes to mips_elf_link_hash_entry. (mips_elf_check_mips16_stubs): Replace the DATA parameter with an INFO parameter. Don't look through warnings symbols here; do it in mips_elf_check_symbols instead. (mips_elf_create_stub_symbol): New function. (mips_elf_la25_stub_hash, mips_elf_la25_stub_eq): New functions. (_bfd_mips_elf_init_stubs, mips_elf_local_pic_function_p): Likewise. (mips_elf_add_la25_intro, mips_elf_add_la25_trampoline): Likewise. (mips_elf_add_la25_stub, mips_elf_check_symbols): New functions. (mips_elf_gotplt_index): Check for VxWorks. (mips_elf_output_dynamic_relocation): Take the relocation index as an extra parameter. Do not increment reloc_count here. (mips_elf_initialize_tls_slots): Update the calls to mips_elf_output_dynamic_relocation accordingly. (mips_elf_multi_got): Use htab->reserved_gotno instead of MIPS_RESERVED_GOTNO. (mips_elf_create_got_section): Don't allocate reserved GOT entries here. Unconditionally create .got.plt, but don't set its alignment here. (mips_elf_relocation_needs_la25_stub): New function. (mips_elf_calculate_relocation): Redirect branches and jumps to a non-PIC stub if one exists. Check !h->has_static_relocs instead of !htab->is_vxworks when deciding whether to create dynamic relocations for R_MIPS_32, R_MIPS_REL32 and R_MIPS_64. (_bfd_mips_elf_create_dynamic_sections): Unconditionally call _bfd_elf_create_dynamic_sections. Unconditionally set up htab->splt and htab->sdynbss. Set htab->srelplt to ".rel.plt" if !htab->is_vxworks. Add non-VxWorks values of htab->plt_header_size and htab->plt_entry_size. (_bfd_mips_elf_check_relocs): Set pointer_equality_needed for non-branch static relocations. Set has_nonpic_branches when an la25 stub might be required. Set can_make_dynamic_p to TRUE if R_MIPS_32, R_MIPS_REL32 and R_MIPS_64 relocations can be made dynamic, rather than duplicating the condition. Do not make them dynamic for read-only sections in non-PIC executable objects. Do not protect this code with dynobj == NULL || htab->sgot == NULL; handle each group of cases separately. Add a default case that sets has_static_relocs for non-GOT relocations that cannot be made dynamic. Don't set is_relocation_target and is_branch_target. Reject non-PIC static relocations in shared objects. (_bfd_mips_vxworks_adjust_dynamic_symbol): Fold into... (_bfd_mips_elf_adjust_dynamic_symbol): ...here, using htab->use_plts_and_copy_relocs instead of htab->is_vxworks to select PLT and copy-reloc handling. Set the alignment of .plt and .got.plt when allocating the first entry. Generalize code to handle REL as well as RELA sections and 64-bit as well as 32-bit GOT entries. Complain if we find a static-only reloc against an externally-defined symbol and if we cannot create dynamic relocations for it. Allocate copy relocs using mips_elf_allocate_dynamic_relocations on non-VxWorks targets. Set possibly_dynamic_relocs to 0 when using PLTs or copy relocs. Skip reserved .got.plt entries. (_bfd_mips_elf_always_size_sections): Use mips_elf_check_symbols instead of mips_elf_check_mips16_stubs to process each symbol. Do the traversal for relocatable objects too. (mips_elf_lay_out_got): Use htab->reserved_gotno instead of MIPS_RESERVED_GOTNO. (_bfd_mips_elf_size_dynamic_sections): Exclude sdynbss if it is empty. Extend the DT_PLTREL, DT_JMPREL and DT_PLTRELSZ handling to non-VxWorks targets. Only add DT_REL{,A}, DT_REL{,A}SZ and DT_REL{,A}ENT if .rel.dyn is nonempty. Create a symbol for the PLT. Allocate a nop at the end of the PLT. Allocate DT_MIPS_PLTGOT. (mips_elf_create_la25_stub_info): New function. (_bfd_mips_elf_finish_dynamic_symbol): Write out PLT entries and copy relocs where necessary. Check pointer_equality_needed. (mips_finish_exec_plt): New function. (_bfd_mips_elf_finish_dynamic_sections): Always set DT_PLTGOT to the beginning of htab->sgot. Use htab->reserved_gotno instead of MIPS_RESERVED_GOTNO. Assert htab->use_plts_and_copy_relocs instead of htab->is_vxworks for DT_PLTREL, DT_PLTRELSZ and DT_JMPREL. Set DT_PLTREL to DT_REL instead of DT_RELA on non-VxWorks targets. Use mips_finish_exec_plt to create non-VxWorks PLT headers. Set DT_MIPS_PLTGOT. (_bfd_mips_elf_copy_indirect_symbol): Copy has_static_relocs from the indirect symbol to the direct symbol. Also copy has_nonpic_branches for indirect symbols. (_bfd_mips_elf_get_target_dtag): Handle DT_MIPS_PLTGOT and DT_MIPS_RWPLT. (_bfd_mips_elf_link_hash_table_create): Initialize the new mips_elf_link_hash_table fields. (_bfd_mips_vxworks_link_hash_table_create): Set use_plts_and_copy_relocs to TRUE. Use TRUE rather than 1 when setting is_vxworks. (_bfd_mips_elf_use_plts_and_copy_relocs): New function. (_bfd_mips_elf_final_link): Call mips_elf_create_la25_stub for each la25_stub. (_bfd_mips_elf_merge_private_bfd_data): Treat dynamic objects as PIC. Generalize message about linking PIC and non-PIC. (_bfd_mips_elf_plt_sym_val, _bfd_mips_post_process_headers): New functions. * reloc.c: Update comment near BFD_RELOC_MIPS_JUMP_SLOT. * bfd-in2.h: Regenerated. 2008-08-08 Richard Sandiford <rdsandiford@googlemail.com> Daniel Jacobowitz <dan@codesourcery.com> Catherine Moore <clm@codesourcery.com> Mark Shinwell <shinwell@codesourcery.com> * readelf.c (get_mips_symbol_other): Handle STO_MIPS_PLT and STO_MIPS_PIC. (slurp_rela_relocs, slurp_rel_relocs): Handle MIPS ELF64 here. (dump_relocations, debug_apply_relocations): Don't handle it here. (get_mips_dynamic_type): Handle DT_MIPS_PLTGOT and DT_MIPS_RWPLT. (print_mips_pltgot_entry): New function. (process_mips_specific): Dump the PLT GOT. 2008-08-08 Richard Sandiford <rdsandiford@googlemail.com> Daniel Jacobowitz <dan@codesourcery.com> * config/tc-mips.c (OPTION_CALL_NONPIC): New macro. (OPTION_NON_SHARED, OPTION_XGOT, OPTION_MABI, OPTION_32) (OPTION_N32, OPTION_64, OPTION_MDEBUG, OPTION_NO_MDEBUG) (OPTION_PDR, OPTION_NO_PDR, OPTION_MVXWORKS_PIC): Bump by 1. (md_longopts): Add -call_nonpic. (md_parse_option): Handle OPTION_CALL_NONPIC. (md_show_usage): Add -call_nonpic. 2008-08-08 Richard Sandiford <rdsandiford@googlemail.com> * gas/mips/call-nonpic-1.s, gas/mips/call-nonpic-1.d: New test. * gas/mips/mips.exp: Run it. 2008-08-08 Richard Sandiford <rdsandiford@googlemail.com> Daniel Jacobowitz <dan@codesourcery.com> Catherine Moore <clm@codesourcery.com> Mark Shinwell <shinwell@codesourcery.com> * mips.h (STO_MIPS_PLT, ELF_ST_IS_MIPS_PLT, ELF_ST_SET_MIPS_PLT) (STO_MIPS_PIC, DT_MIPS_PLTGOT, DT_MIPS_RWPLT): New macros. 2008-08-08 Richard Sandiford <rdsandiford@googlemail.com> Daniel Jacobowitz <dan@codesourcery.com> * emulparams/elf32bmip.sh (GOT): Define, moving .got.plt to... (OTHER_RELRO_SECTIONS, OTHER_READWRITE_SECTIONS): ...one of these two variables. * emulparams/elf32bmipn32-defs.sh: Likewise. * emultempl/mipself.em: Include ldctor.h, elf/mips.h and elfxx-mips.h. (is_mips_elf): New macro. (stub_file, stub_bfd): New variables. (hook_stub_info): New structure. (hook_in_stub): New function. (mips_add_stub_section): Likewise. (mips_create_output_section_statements): Likewise. (mips_before_allocation): Likewise. (real_func): New variable. (mips_for_each_input_file_wrapper): New function. (mips_lang_for_each_input_file): Likewise. (lang_for_each_input_file): Define. (LDEMUL_BEFORE_ALLOCATION): Likewise. (LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS): Likewise. 2008-08-08 Richard Sandiford <rdsandiford@googlemail.com> Daniel Jacobowitz <dan@codesourcery.com> * ld-mips-elf/mips16-pic-3a.s, ld-mips-elf/mips16-pic-3b.s, ld-mips-elf/mips16-pic-3.dd, ld-mips-elf/mips16-pic-3.gd, ld-mips-elf/mips16-pic-3.rd, ld-mips-elf/mips16-pic-3.inc, ld-mips-elf/pic-and-nonpic-1a.s, ld-mips-elf/pic-and-nonpic-1b.s, ld-mips-elf/pic-and-nonpic-1.ld, ld-mips-elf/pic-and-nonpic-1.dd, ld-mips-elf/pic-and-nonpic-1.nd, ld-mips-elf/pic-and-nonpic-1-rel.dd, ld-mips-elf/pic-and-nonpic-1-rel.nd, ld-mips-elf/pic-and-nonpic-2a.s, ld-mips-elf/pic-and-nonpic-2b.s, ld-mips-elf/pic-and-nonpic-2.d, ld-mips-elf/pic-and-nonpic-3a.s, ld-mips-elf/pic-and-nonpic-3a.ld, ld-mips-elf/pic-and-nonpic-3a.dd, ld-mips-elf/pic-and-nonpic-3a.gd, ld-mips-elf/pic-and-nonpic-3a.sd, ld-mips-elf/pic-and-nonpic-3b.s, ld-mips-elf/pic-and-nonpic-3b.ld, ld-mips-elf/pic-and-nonpic-3b.ad, ld-mips-elf/pic-and-nonpic-3b.dd, ld-mips-elf/pic-and-nonpic-3b.gd, ld-mips-elf/pic-and-nonpic-3b.nd, ld-mips-elf/pic-and-nonpic-3b.pd, ld-mips-elf/pic-and-nonpic-3b.rd, ld-mips-elf/pic-and-nonpic-3b.sd, ld-mips-elf/pic-and-nonpic-3-error.d, ld-mips-elf/pic-and-nonpic-4a.s, ld-mips-elf/pic-and-nonpic-4b.s, ld-mips-elf/pic-and-nonpic-4b.ld, ld-mips-elf/pic-and-nonpic-4b.ad, ld-mips-elf/pic-and-nonpic-4b.dd, ld-mips-elf/pic-and-nonpic-4b.gd, ld-mips-elf/pic-and-nonpic-4b.nd, ld-mips-elf/pic-and-nonpic-4b.rd, ld-mips-elf/pic-and-nonpic-4b.sd, ld-mips-elf/pic-and-nonpic-4-error.d, ld-mips-elf/pic-and-nonpic-5a.s, ld-mips-elf/pic-and-nonpic-5b.s, ld-mips-elf/pic-and-nonpic-5b.ld, ld-mips-elf/pic-and-nonpic-5b.ad, ld-mips-elf/pic-and-nonpic-5b.dd, ld-mips-elf/pic-and-nonpic-5b.gd, ld-mips-elf/pic-and-nonpic-5b.nd, ld-mips-elf/pic-and-nonpic-5b.rd, ld-mips-elf/pic-and-nonpic-5b.sd, ld-mips-elf/pic-and-nonpic-5b.pd, ld-mips-elf/pic-and-nonpic-6.ld, ld-mips-elf/pic-and-nonpic-6-o32a.s, ld-mips-elf/pic-and-nonpic-6-o32b.s, ld-mips-elf/pic-and-nonpic-6-o32c.s, ld-mips-elf/pic-and-nonpic-6-o32.ad, ld-mips-elf/pic-and-nonpic-6-o32.dd, ld-mips-elf/pic-and-nonpic-6-o32.gd, ld-mips-elf/pic-and-nonpic-6-o32.nd, ld-mips-elf/pic-and-nonpic-6-o32.pd, ld-mips-elf/pic-and-nonpic-6-o32.rd, ld-mips-elf/pic-and-nonpic-6-o32.sd, ld-mips-elf/pic-and-nonpic-6-n32a.s, ld-mips-elf/pic-and-nonpic-6-n32b.s, ld-mips-elf/pic-and-nonpic-6-n32c.s, ld-mips-elf/pic-and-nonpic-6-n32.ad, ld-mips-elf/pic-and-nonpic-6-n32.dd, ld-mips-elf/pic-and-nonpic-6-n32.gd, ld-mips-elf/pic-and-nonpic-6-n32.nd, ld-mips-elf/pic-and-nonpic-6-n32.pd, ld-mips-elf/pic-and-nonpic-6-n32.rd, ld-mips-elf/pic-and-nonpic-6-n32.sd, ld-mips-elf/pic-and-nonpic-6-n64a.s, ld-mips-elf/pic-and-nonpic-6-n64b.s, ld-mips-elf/pic-and-nonpic-6-n64c.s, ld-mips-elf/pic-and-nonpic-6-n64.ad, ld-mips-elf/pic-and-nonpic-6-n64.dd, ld-mips-elf/pic-and-nonpic-6-n64.gd, ld-mips-elf/pic-and-nonpic-6-n64.nd, ld-mips-elf/pic-and-nonpic-6-n64.pd, ld-mips-elf/pic-and-nonpic-6-n64.rd, ld-mips-elf/pic-and-nonpic-6-n64.sd: New tests. * ld-mips-elf/mips-elf.exp: Run them.
2008-08-07bfd/Richard Sandiford1-5/+16
* elf-bfd.h (MIPS_ELF_TDATA): New elf_object_id. * elf32-mips.c (bfd_elf32_mkobject): Define. * elf64-mips.c (bfd_elf64_mkobject): Likewise. * elfn32-mips.c (bfd_elf32_mkobject): Likewise. * elfxx-mips.h (_bfd_mips_elf_mkobject): Declare. * elfxx-mips.c (is_mips_elf): New macro. (_bfd_mips_elf_mkobject): New function. (_bfd_mips_elf_final_link): Use is_mips_elf. (_bfd_mips_elf_merge_private_bfd_data): Likewise.
2008-08-07bfd/Richard Sandiford1-15/+6
* elfxx-mips.c (mips_elf_record_relocs): Defer allocation of a global GOT entry when deferring allocation of dynamic relocations. (allocate_dynrelocs): When allocating deferred dynamic relocations, also do the deferred allocation of a GOT entry.
2008-08-07bfd/Richard Sandiford1-60/+35
* elfxx-mips.c (mips_got_info): Add a "reloc_only_gotno" field. (mips_elf_got_section): Delete. (mips_elf_sort_hash_table): Use g->reloc_only_gotno to decide how many reloc-only entries there are. (mips_elf_count_got_symbols): Adjust g->reloc_only_gotno as well as g->global_gotno. (mips_elf_make_got_per_bfd): Initialize reloc_only_gotno. (mips_elf_multi_got): Likewise. Use gg->reloc_only_gotno rather than gg->assigned_gotno to store the number of reloc-only GOT entries. (mips_elf_create_got_section): Remove the MAYBE_EXCLUDE parameter. Initialize reloc_only_gotno. (mips_elf_calculate_relocation): Check htab->got_info instead of dynobj when deciding whether to call mips_elf_adjust_gp, (_bfd_mips_elf_create_dynamic_sections): Adjust the call to mips_elf_create_got_section. (mips_elf_record_relocs): Likewise. Remove redundant "dynobj == NULL" code. Do not use mips_elf_create_got_section or mips_elf_record_global_got_symbol for R_MIPS_32, R_MIPS_REL32 and R_MIPS_64; limit global_got_area to GGA_RELOC_ONLY instead. (_bfd_mips_elf_finish_dynamic_symbol): Use htab->sgot instead of mips_elf_got_section. (_bfd_mips_vxworks_finish_dynamic_symbol): Likewise. (_bfd_mips_elf_finish_dynamic_sections): Likewise. Move the initial assignment of G to the block that uses it; it is used for an unrelated purpose later. ld/testsuite/ * ld-mips-elf/tls-hidden4.got, ld-mips-elf/tls-hidden4.r: We have removed an unused GOT entry that was allocated for the R_MIPS_32 relocation against "undef", so adjust addresses down by 4 bytes. * ld-mips-elf/got-dump-1.d, ld-mips-elf/got-dump-2.d: We have changed the order of the GOT entries so that reloc-only ones come last. "undef" is only referred to by dynamic relocations, so it now comes after "glob". * ld-mips-elf/mips16-pic-2.dd, ld-mips-elf/mips16-pic-2.gd, ld-mips-elf/mips16-pic-2.nd, ld-mips-elf/mips16-pic-2.rd: We have removed two unused local GOT entries that were originally created as global entries for the hidden symbols "used2" and "used3". "used4" and "used5" are only referred to by relocations, so they now come after "used6" and "used7".
2008-08-07bfd/Richard Sandiford1-98/+59
* elfxx-mips.c (count_section_dynsyms): Move before the new first use. (mips_elf_sort_hash_table): Take the output bfd as a parameter. Remove the MAX_LOCAL parameter. Exit early if there are no dynamic symbols, if there is no dynobj, or if there is no GOT section. Use count_section_dynsyms instead of MAX_LOCAL. Assert == rather than <= when checking hsd.max_unref_got_dynindx. Also assert that g->global_gotno is right. (mips_elf_count_forced_local_got_symbols): Rename to... (mips_elf_count_got_symbols): ...and count global GOT entries too. Set the global_got_area of a forced-local GGA_RELOC_ONLY symbol to GGA_NONE. (mips_elf_multi_got): Don't sort the symbol table. (mips_elf_lay_out_got): Likewise. Use mips_elf_count_got_symbols to count the number of global GOT entries. (_bfd_mips_elf_final_link): Unconditionally call mips_elf_sort_hash_table.
2008-08-07bfd/Richard Sandiford1-75/+71
* elfxx-mips.c (GGA_NORMAL, GGA_RELOC_ONLY, GGA_NONE): New macros. (mips_elf_link_hash_entry): Add a "global_got_area" field. (mips_elf_link_hash_newfunc): Initialize it. (mips_elf_sort_hash_table_f): Use h->global_got_area instead of h->root.got.offset. Do not handle forced_local symbols specially. (mips_elf_record_global_got_symbol): Set h->global_got_area instead of h->root.got.offset. (mips_elf_recreate_got): Assert that h->global_got_area == GGA_NONE for indirect and warning symbols. (mips_elf_count_forced_local_got_symbols): Change the argument from a "elf_link_hash_entry" to "mips_elf_link_hash_entry". Use and set h->global_got_area instead of h->root.got.offset. Set it to GGA_NONE for all forced-local symbols. (mips_elf_set_global_got_offset): Set h->global_got_area instead of h->root.got.offset. Use g->global_got_area instead of a combination of dynindx, forced_local and tls_type. (mips_elf_multi_got): Remove disabled code. Pass GGA_* values to mips_elf_set_global_got_offset. (mips_elf_lay_out_got): Use mips_elf_link_hash_traverse instead of elf_link_hash_traverse. (_bfd_mips_elf_copy_indirect_symbol): Copy the indirect symbol's global_got_area to the direct symbol if the latter's value is higher. Set the indirect symbol's area to GGA_NONE. ld/testsuite/ * ld-mips-elf/got-vers-1a.s, ld-mips-elf/got-vers-1b.s, ld-mips-elf/got-vers-1.ver, ld-mips-elf/got-vers-1.dd, ld-mips-elf/got-vers-1.sd, ld-mips-elf/got-vers-1.rd: New tests. * ld-mips-elf/mips-elf.exp: Run them.
2008-08-07bfd/Richard Sandiford1-378/+368
* elf32-mips.c (elf_backend_hide_symbol): Delete. * elfn32-mips.c (elf_backend_hide_symbol): Likewise. * elf64-mips.c (elf_backend_hide_symbol): Likewise. * elfxx-mips.h (elf_backend_hide_symbol): Likewise. * elfxx-mips.c (mips_elf_link_hash_entry): Remove "forced_local" and add "needs_lazy_stub". (mips_elf_link_hash_newfunc): Update accordingly. (mips_elf_link_hash_table): Remove "computed_got_sizes" and add "lazy_stub_count". (_bfd_mips_elf_link_hash_table_create): Update accordingly. (mips_elf_output_extsym): Use hd->needs_lazy_stub to detect cases where a lazy stub is being used. (mips_elf_sort_hash_table_f): Use h->root.forced_local instead of h->forced_local. (mips_elf_record_global_got_symbol): Use _bfd_elf_link_hash_hide_symbol instead of _bfd_mips_elf_hide_symbol. Do not increment local_gotno here. (mips_elf_allocate_dynamic_relocations): Move before new first use. (mips_elf_check_recreate_got, mips_elf_recreate_got): New functions. (mips_elf_resolve_final_got_entries): Move earlier in file. Make at most two passes over the hash table. Use mips_elf_check_recreate_got to see if there are any indirect or warning entries and mips_elf_recreate_got to create a new GOT without them. Return a boolean success value. (mips_elf_count_forced_local_got_entries): New function. (mips_elf_make_got_per_bfd): Check h->root.forced_local instead of h->forced_local. (mips_elf_set_global_got_offset): Likewise. (mips_elf_set_no_stub): Replace with... (mips_elf_forbid_lazy_stubs): ...this new function. (mips_elf_resolve_final_got_entry): Delete. (mips_elf_multi_got): Fix formatting. Use mips_elf_forbid_lazy_stubs instead of mips_elf_set_no_stub. Move the code that sets global offsets and allocates dynamic relocations from the main _bfd_mips_elf_size_dynamic_sections loop to here. (_bfd_mips_elf_adjust_dynamic_symbol): Do not allocate room in .MIPS.stubs here; just set hmips->needs_lazy_stub and increment htab->lazy_stub_count. (_bfd_mips_elf_always_size_sections): Move the stub-estimation code to mips_elf_estimate_stub_size and the GOT-sizing code to mips_elf_lay_out_got. Do not call these functions here. (mips_elf_estimate_stub_size): New function, split out from _bfd_mips_elf_always_size_sections. Call mips_elf_resolve_final_got_entries earlier. Count the number of forced-local entries. Do not add stub sizes to loadable_size; after this patch, the stub sizes are already included in the main estimate. Allocate dynamic relocations here rather than in the main _bfd_mips_elf_size_dynamic_sections loop. (mips_elf_estimate_stub_size): New function, split out from _bfd_mips_elf_always_size_sections. (mips_elf_allocate_lazy_stub): New function. (mips_elf_lay_out_lazy_stubs): Likewise. (_bfd_mips_elf_size_dynamic_sections): Call mips_elf_estimate_stub_size, mips_elf_lay_out_got and mips_elf_lay_out_lazy_stubs. Do not handle the allocation of sreldyn specially. (_bfd_mips_elf_hide_symbol): Delete. ld/testsuite/ * ld-mips-elf/tlsdyn-o32-2.got, ld-mips-elf/tlsdyn-o32-3.got, ld-mips-elf/tlsdyn-o32-2.d, ld-mips-elf/tlsdyn-o32-3.d: Change the GOT layout as follows: BEFORE AFTER +0x08 %call16(__tls_get_addr) %call16(__tls_get_addr) +0x0c %tlsldm(tlsbin_ld) %gottprel(tlsvar_ie) +0x10 " " %tlsgd(tlsvar_gd) +0x14 %tlsgd(tlsvar_gd) " " +0x18 " " %tlsgd(tlsbin_gd) +0x1c %gottprel(tlsvar_ie) " " +0x20 %tlsgd(tlsbin_gd) %tlsldm(tlsbin_ld) +0x24 " " " " +0x28 %gottprel(tlsbin_ie) %gottprel(tlsbin_ie)
2008-08-07bfd/Richard Sandiford1-0/+6
* elfxx-mips.c (allocate_dynrelocs): Ignore indirect and warning symbols. ld/testsuite/ * ld-mips-elf/reloc-estimate-1.d, ld-mips-elf/reloc-estimate-1.ld, ld-mips-elf/reloc-estimate-1a.s, ld-mips-elf/reloc-estimate-1b.s: New test. * ld-mips-elf/mips-elf.exp: Run it.
2008-08-06bfd/Richard Sandiford1-29/+30
* elfxx-mips.c (mips_elf_link_hash_entry): Move bfd_boolean fields to the end of the structure and make them single-bit bitfields. (mips_elf_link_hash_newfunc): Make the initialization statements follow the new field order.
2008-08-06bfd/Richard Sandiford1-162/+116
* elfxx-mips.c (_mips_elf_section_data): Remove the "u.got_info" field. (mips_elf_link_hash_table): Add "sgot" and "got_info" fields. (_bfd_mips_elf_link_hash_table_create): Initialize them. (mips_elf_got_section): Always apply the !maybe_excluded behavior. (mips_elf_got_info): Delete. (mips_elf_initialize_tls_slots): Remove the DYNOBJ local variable. Adjust the call to mips_elf_got_section. (mips_elf_local_got_index): Don't call mips_elf_got_info. Update the call to mips_elf_create_local_got_entry. Use htab->got_info. (mips_elf_global_got_index): Don't call mips_elf_got_info; use htab->got_info and htab->sgot instead. (mips_elf_got_page): Don't call mips_elf_got_info. Update the call to mips_elf_create_local_got_entry. (mips_elf_got16_entry): Likewise. (mips_elf_got_offset_from_index): Replace with DYNOBJ parameter with an INFO parameter. Don't call mips_elf_got_info; use htab->sgot and htab->got_info instead. (mips_elf_create_local_got_entry): Remove the GG and SGOT parameters. Use htab->sgot and htab->got_info. (mips_elf_sort_hash_table): Remove the DYNOBJ local variable. Don't call mips_elf_got_info; use htab->got_info instead. (mips_elf_record_global_got_symbol): Turn G from a paramter to a local variable and read it from htab->got_info. (mips_elf_record_local_got_symbol): Replace the G parameter with an INFO parameter. Make G a local variable and read it from htab->got_info instead. (mips_elf_record_got_page_entry): Likewise. (mips_elf_multi_got): Remove the G parameter and make it a local variable instead. Read it from htab->got_info. (mips_elf_create_got_section): Cache the GOT section in htab->sgot. Store the GOT information in htab->got_info. (mips_elf_calculate_relocation): Don't call mips_elf_got_section and mips_elf_got_info; use htab->sgot and htab->got_info instead. Adjust the calls to mips_elf_got_offset_from_index and mips_elf_adjust_gp. (_bfd_mips_elf_check_relocs): Remove the G and SGOT local variables. Adjust the calls to mips_elf_record_local_got_symbol, mips_elf_record_global_got_symbol and mips_elf_record_got_page_entry. Use htab->sgot. (_bfd_mips_elf_always_size_sections): Remove the DYNOBJ local variable. Don't call mips_elf_got_info; use htab->sgot and htab->got_info instead. Update the call to mips_elf_multi_got. (_bfd_mips_elf_size_dynamic_sections): Don't call mips_elf_got_info; use htab->got_info instead. (_bfd_mips_elf_finish_dynamic_symbol): Update the call to mips_elf_got_section. Get the got_info from the hash table rather than the GOT section. (_bfd_mips_vxworks_finish_dynamic_symbol): Likewise. (_bfd_mips_elf_finish_dynamic_sections): Likewise. (_bfd_mips_elf_hide_symbol): Don't call mips_elf_got_section; get the got_info from the hash table instead. Remove the GOT local variable. (_bfd_mips_elf_final_link): Likewise. Also remove the DYNOBJ local variable.
2008-08-06bfd/Richard Sandiford1-42/+31
* elfxx-mips.c (mips_elf_link_hash_table): Add an "sstubs" field. (_bfd_mips_elf_create_dynamic_sections): Use it to cache the stubs section. Don't check whether the section already exists. (_bfd_mips_elf_adjust_dynamic_symbol): Use htab->sstubs. (_bfd_mips_elf_finish_dynamic_symbol): Likewise. (_bfd_mips_elf_finish_dynamic_sections): Likewise. (_bfd_mips_elf_size_dynamic_sections): Likewise. Don't add the dummy stub to an empty section. (_bfd_mips_elf_link_hash_table_create): Initialize the "sstubs" field. ld/testsuite/ * ld-mips-elf/tls-hidden3.ld: Remove the unused .MIPS.stubs section. Keep the text start address the same. * ld-mips-elf/tls-multi-got-1.got: We have removed a .MIPS.stubs section that contained only a 16-byte dummy stub. Subtract 16 from addresses to account for the change. * ld-mips-elf/tls-multi-got-1.r: Likewise. Adjust MIPS_UNREFEXTNO to account the removed section symbol. * ld-mips-elf/tlsdyn-o32-1.d: We have deleted a .MIPS.stubs section that contained only a 16-byte dummy stub. Remove it from the disassembly. * ld-mips-elf/tlsdyn-o32-2.d: Likewise. * ld-mips-elf/tlsdyn-o32-3.d: Likewise. * ld-mips-elf/tlsdyn-o32.d: Likewise. * ld-mips-elf/relax-jalr-n32-shared.d: Likewise. * ld-mips-elf/relax-jalr-n64-shared.d: Likewise.
2008-08-06bfd/Richard Sandiford1-77/+271
* reloc.c (BFD_RELOC_MIPS16_GOT16, BFD_RELOC_MIPS16_CALL16): Declare. * libbfd.h, bfd-in2.h: Regenerate. * elf32-mips.c (elf_mips16_howto_table_rel): Fill in reserved R_MIPS16_GOT16 and R_MIPS16_CALL16 entries. (mips16_reloc_map): Add mappings. * elf64-mips.c (mips16_elf64_howto_table_rel): Fill in reserved R_MIPS16_GOT16 and R_MIPS16_CALL16 entries. (mips16_elf64_howto_table_rela): Likewise. (mips16_reloc_map): Add mappings. * elfn32-mips.c (elf_mips16_howto_table_rel): Fill in reserved R_MIPS16_GOT16 and R_MIPS16_CALL16 entries. (elf_mips16_howto_table_rela): Likewise. (mips16_reloc_map): Add mappings. * elfxx-mips.c (mips_elf_create_shadow_symbol): New function. (section_allows_mips16_refs_p): Likewise. (mips16_stub_symndx): Likewise. (mips_elf_check_mips16_stubs): Treat the data argument as a bfd_link_info. Mark every dynamic symbol as needing MIPS16 stubs and create a "shadow" symbol for the original MIPS16 definition. (mips16_reloc_p, got16_reloc_p, call16_reloc_p, hi16_reloc_p) (lo16_reloc_p, mips16_call_reloc_p): New functions. (_bfd_mips16_elf_reloc_unshuffle): Use mips16_reloc_p to generalize relocation checks. (_bfd_mips16_elf_reloc_shuffle): Likewise. (_bfd_mips_elf_lo16_reloc): Handle R_MIPS16_GOT16. (mips_elf_got16_entry): Add comment. (mips_elf_calculate_relocation): Use hi16_reloc_p, lo16_reloc_p, mips16_call_reloc_p, call16_reloc_p and got16_reloc_p to generalize relocation checks. Use section_allows_mips16_refs_p instead of mips16_stub_section_p. Handle R_MIPS16_CALL16 and R_MIPS16_GOT16, allowing the former to refer directly to a MIPS16 function if its stub is not needed. (mips16_stub_section_p): Delete. (_bfd_mips_elf_symbol_processing): Convert odd-valued function symbols into even MIPS16 symbols. (mips_elf_add_lo16_rel_addend): Use mips16_reloc_p to generalize a relocation check. (_bfd_mips_elf_check_relocs): Calculate "bed" and "rel_end" earlier in the function. Use mips16_stub_symndx to identify the target function. Avoid out-of-bounds accesses when the stub has no relocations; report an error instead. Use section_allows_mips16_refs_p instead of mips16_stub_section_p. Use mips16_call_reloc_p and got16_reloc_p to generalize relocation checks. Handle R_MIPS16_CALL16 and R_MIPS16_GOT16. Don't create dynamic relocations for absolute references to __gnu_local_gp. (_bfd_mips_elf_always_size_sections): Pass a bfd_link_info as the argument to mips_elf_check_mips16_stubs. Generalize comment. (_bfd_mips_elf_relocate_section): Use hi16_reloc_p and got16_reloc_p to generalize relocation checks. (_bfd_mips_elf_finish_dynamic_symbol): If a dynamic MIPS16 function symbol has a non-MIPS16 stub, redirect the symbol to the stub. Fix an overly long line. Don't give dynamic symbols type STO_MIPS16. (_bfd_mips_elf_gc_sweep_hook): Handle R_MIPS16_CALL16 and R_MIPS16_GOT16. gas/ * config/tc-mips.c (mips16_reloc_p, got16_reloc_p, hi16_reloc_p) (lo16_reloc_p): New functions. (reloc_needs_lo_p): Use hi16_reloc_p and got16_reloc_p to generalize relocation checks. (matching_lo_reloc): New function. (fixup_has_matching_lo_p): Use it. (mips16_mark_labels): Don't clobber a symbol's visibility. (append_insn): Use hi16_reloc_p and lo16_reloc_p. (mips16_ip): Handle BFD_RELOC_MIPS16_GOT16 and BFD_RELOC_MIPS16_CALL16. (md_apply_fix): Likewise. (mips16_percent_op): Add %got and %call16. (mips_frob_file): Use got16_reloc_p to generalize relocation checks. Use matching_lo_reloc. (mips_force_relocation): Use hi16_reloc_p and lo16_reloc_p to generalize relocation checks. (mips_fix_adjustable): Use lo16_reloc_p to generalize relocation checks. gas/testsuite/ * gas/mips/elf-rel8-mips16.d, gas/mips/elf-rel8-mips16.s, * gas/mips/elf-rel9-mips16.d, gas/mips/elf-rel9-mips16.s, * gas/mips/elf-rel13-mips16.d, gas/mips/elf-rel13-mips16.s: New tests. * gas/mips/mips.exp: Run them. ld/testsuite/ * ld-mips-elf/mips16-local-stubs-1.d: Remove stub_for_h3, which was only referenced by the .pdr section, and was not actually needed by code. * ld-mips-elf/mips16-intermix.d: Remove unused static function stubs. * ld-mips-elf/mips16-pic-1a.s, ld-mips-elf/mips16-pic-1b.s, ld-mips-elf/mips16-pic-1-dummy.s, ld-mips-elf/mips16-pic-1.dd, ld-mips-elf/mips16-pic-1.gd, ld-mips-elf/mips16-pic-1.inc, ld-mips-elf/mips16-pic-1.ld, ld-mips-elf/mips16-pic-2a.s, ld-mips-elf/mips16-pic-2b.s, ld-mips-elf/mips16-pic-2.ad, ld-mips-elf/mips16-pic-2.dd, ld-mips-elf/mips16-pic-2.gd, ld-mips-elf/mips16-pic-2.nd, ld-mips-elf/mips16-pic-2.rd: New tests. * ld-mips-elf/mips-elf.exp: Run them.
2008-07-28 * elfxx-mips.c (mips_elf_calculate_relocation): Avoid generatingDaniel Jacobowitz1-18/+78
relocations for undefined weak symbols with non-default visibility. (_bfd_mips_elf_check_relocs): Use possibly_dynamic_relocs for global symbols in shared libraries. (allocate_dynrelocs): New function. (_bfd_mips_elf_adjust_dynamic_symbol): Do not handle possibly_dynamic_relocs here. (_bfd_mips_elf_size_dynamic_sections): Call allocate_dynrelocs.
2008-07-10bfd/Richard Sandiford1-25/+13
* elfxx-mips.c (mips_elf_calculate_relocation): Calculate GP and GP0 for all relocation types. Allow any type of relocation to refer to __gnu_local_gp. ld/testsuite/ * ld-mips-elf/no-shared-1-o32.s, ld-mips-elf/no-shared-1-o32.d, ld-mips-elf/no-shared-1-n32.d, ld-mips-elf/no-shared-1-n64.s, ld-mips-elf/no-shared-1-n64.d, ld-mips-elf/no-shared-1.ld: New tests. * ld-mips-elf/mips-elf.exp: Run them.
2008-07-10include/elf/Richard Sandiford1-9/+9
* mips.h (ELF_ST_IS_MIPS16, ELF_ST_SET_MIPS16): New macros. bfd/ * elfxx-mips.c (mips_elf_check_mips16_stubs): Use ELF_ST_IS_MIPS16. (mips_elf_calculate_relocation): Likewise. (_bfd_mips_elf_add_symbol_hook): Likewise. (_bfd_mips_elf_finish_dynamic_symbol): Likewise. (_bfd_mips_vxworks_finish_dynamic_symbol): Likewise. opcodes/ * mips-dis.c (_print_insn_mips): Use ELF_ST_IS_MIPS16. gas/ * config/tc-mips.c (mips16_mark_labels): Use ELF_ST_SET_MIPS16. (mips_fix_adjustable): Likewise. (mips_frob_file_after_relocs): Likewise. gas/testsuite/ * gas/mips/mips16-vis-1.d, gas/mips/mips16-vis-1.s: New tests. * gas/mips/mips.exp: Run them.
2008-07-10(_bfd_mips_elf_section_from_shdr): Add missingAndreas Schwab1-1/+1
paren.
2008-07-10bfd/Craig Silverstein1-2/+4
* Makefile.am (BFD32_LIBS): Add compress.lo. (BFD32_LIBS_CFILES): Add compress.c. (BFD_H_FILES): Likewise. * Makefile.in: Regenerate. * bfd-in2.h: Regenerate. * config.in: Add HAVE_ZLIB_H * configure.in: Add test for libz and zlib.h * configure: Regenerate. * dwarf2.c (read_section): New function. (read_indirect_string): Call new function read_section. (read_abbrevs): Likewise. (decode_line_info): Likewise. (read_debug_ranges): Likewise. (find_line): Call new function read_section when just one .zdebug_info section is found, otherwise read and compress multiple sections. (_bfd_dwarf2_cleanup_debug_info): Free sec_info_ptr. * elf.c (_bfd_elf_make_section_from_shdr): Add zdebug prefix. (special_sections_z): New struct. (special_sections): Refer to special_sections_z. * elfxx-mips.c (_bfd_mips_elf_section_from_shdr): Recognize sections named .zdebug_*. (_bfd_mips_elf_fake_sections): Likewise. * compress.c: New file. (bfd_uncompress_section_contents): New function. bfd/doc/ * Makefile.am (BFD_H_DEP): Add ../compress.c. * Makefile.in: Regenerate. binutils/ * config.in: Add HAVE_ZLIB_H * configure.in: Add test for libz and zlib.h * configure: Regenerate. * dwarf.c (debug_displays): Add .zdebug_* strings. * dwarf.h (struct dwarf_section): Add fields uncompressed_namd and compressed_name. * objdump.c (load_debug_section): Call bfd_uncompress_section_contents when loading a compressed section. (dump_dwarf_section): Recognize compressed section name. (mach_o_dwarf_sections): Rename as mach_o_uncompressed_dwarf_sections. (mach_o_compressed_dwarf_sections): New variable. (generic_dwarf_section): Rename as generic_uncompressed_dwarf_sections. (generic_compressed_dwarf_sections): New variable. (check_mach_o_dwarf): Save and restore mach_o_compressed_dwarf_sections. * readelf.c: Add #include for config.h and zlib.h (process_section_headers): Recognize compressed section name. (uncompress_section_contents): New function. (load_debug_section): Call uncompress_section_contents when loading a compressed section. (display_debug_section): Recognize compressed section name. binutils/testsuite: * binutils-all/objdump.exp: Add test for objdump -s on a file with a compressed debug section. Add test for objdump -W on a file that contains a compressed debug section. * binutils-all/readelf.exp: Call readelf_compressed_wa_test. (readelf_compressed_wa_test): New function. * binutils-all/dw2-compressed.S: New file. * binutils-all/objdump.W: New file. * binutils-all/objdump.s: New file. * binutils-all/readelf.wa: New file.
2008-04-21bfd/Nathan Sidwell1-6/+5
* elfxx-mips.c (_bfd_mips_vxworks_adjust_dynamic_symbol): Don't set the value of undefined symbols in shared objects. (_bfd_mips_vxworks_finish_dynamic_symbol): Clear value for undefined symbols unless pointer equality is needed. ld/testsuite/ * ld-vxworks/plt-mips1.s: New. * ld-vxworks/plt-mips1.d: New.
2008-03-31 * elfxx-mips.c (mips_elf_record_got_page_entry): Update comment.Daniel Jacobowitz1-4/+11
(_bfd_mips_elf_check_relocs): Update comments. Always call mips_elf_record_got_page_entry for R_MIPS_GOT_PAGE.
2008-03-20bfd/Richard Sandiford1-2/+9
* elfxx-mips.c (MIPS_ELF_GNU_GOT1_MASK): New macro. (_bfd_mips_elf_finish_dynamic_sections): Use it instead of 0x80000000. ld/testsuite/ * ld-mips-elf/elf-rel-got-n64-linux.d: Expect bit 63 rather than bit 31 of the second GOT entry to be set. * ld-mips-elf/elf-rel-got-n64.d: Likewise. * ld-mips-elf/elf-rel-xgot-n64-linux.d: Likewise. * ld-mips-elf/elf-rel-xgot-n64.d: Likewise.
2008-02-27 * elf.c ( _bfd_elf_print_private_bfd_data): CallCatherine Moore1-0/+95
elf_backend_get_target_dtag if defined. * elf32-mips.c (elf_backend_get_target_dtag): Define. * elf64-mips.c: Likewise. * elfn32-mips.c: Likewise. * elfxx-mips.c (_bfd_mips_elf_get_target_dtag): New. * elfxx-mips.h (_bfd_mips_elf_get_target_dtag): Declare. * elf-bfd.h (elf_backend_get_target_dtag): Add prototype. * elfxx-target.h (elf_backend_get_target_dtag): Add default. (elf_backend_data): Add elf_backend_get_target_dtag.
2008-02-15include/Alan Modra1-1/+1
* bfdlink.h (struct bfd_link_hash_table): Delete creator field. (struct bfd_link_info): Add output_bfd. bfd/ * elflink.c: Replace all accesses to hash->creator field with output_bfd->xvec. * cofflink.c: Likewise. * coff-h8300.c: Likewise. * ecoff.c: Likewise. * elf32-m68hc1x.c: Likewise. * elf32-ppc.c: Likewise. * elf64-alpha.c: Likewise. * elf64-ppc.c: Likewise. * elf64-sparc.c: Likewise. * elfxx-mips.c: Likewise. * i386linux.c: Likewise. * m68klinux.c: Likewise. * sparclinux.c: Likewise. * sunos.c: Likewise. * xcofflink.c: Likewise. * linker.c: Likewise. (_bfd_link_hash_table_init): Don't store creator. ld/ * ldmain.h (output_bfd): Delete. * ldmain.c (output_bfd): Delete. Replace all occurrences of output_bfd with link_info.output_bfd. * ldcref.c: Likewise. * ldctor.c: Likewise. * ldemul.c: Likewise. * ldexp.c: Likewise. * ldfile.c: Likewise. * ldlang.c: Likewise. * ldmisc.c: Likewise. * ldwrite.c: Likewise. * pe-dll.c: Likewise. * emultempl/aix.em: Likewise. * emultempl/alphaelf.em: Likewise. * emultempl/armcoff.em: Likewise. * emultempl/armelf.em: Likewise. * emultempl/avrelf.em: Likewise. * emultempl/beos.em: Likewise. * emultempl/elf-generic.em: Likewise. * emultempl/elf32.em: Likewise. * emultempl/gld960.em: Likewise. * emultempl/hppaelf.em: Likewise. * emultempl/irix.em: Likewise. * emultempl/linux.em: Likewise. * emultempl/lnk960.em: Likewise. * emultempl/m68hc1xelf.em: Likewise. * emultempl/mmix-elfnmmo.em: Likewise. * emultempl/mmo.em: Likewise. * emultempl/pe.em: Likewise. * emultempl/pep.em: Likewise. * emultempl/ppc32elf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/scoreelf.em: Likewise. * emultempl/sh64elf.em: Likewise. * emultempl/spuelf.em: Likewise. * emultempl/sunos.em: Likewise. * emultempl/vanilla.em: Likewise. * emultempl/vxworks.em: Likewise. * emultempl/xtensaelf.em: Likewise. * emultempl/z80.em: Likewise. * ldlang.c (open_output): Don't return output, instead write link_info_output_bfd directly. * emultempl/alphaelf.em: Replace occurrences of link_info.hash->creator with link_info.output_bfd->xvec. * emultempl/hppaelf.em: Likewise. * emultempl/ppc32elf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/spuelf.em: Likewise.
2008-02-04 * archures.c: Update copyright.Adam Nemet1-1/+11
(bfd_mach_mips_octeon): New macro. * bfd-in2.h: Regenerate. * elfxx-mips.c (_bfd_elf_mips_mach): Handle Octeon. (mips_set_isa_flags): Likewise. (mips_mach_extensions): Add Octeon. * cpu-mips.c: Update copyright. (I_mipsocteon): New enum constant. (arch_info_struct): Add Octeon.
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.
2007-11-29 bfd/Mark Shinwell1-0/+16
* archures.c (bfd_mach_mips_loongson_2e): New. (bfd_mach_mips_loongson_2f): New. * bfd-in2.h (bfd_mach_mips_loongson_2e): New. (bfd_mach_mips_loongson_2f): New. * cpu-mips.c: Add I_loongson_2e and I_loongson_2f to anonymous enum. (arch_info_struct): Add Loongson-2E and Loongson-2F entries. * elfxx-mips.c (_bfd_elf_mips_mach): Handle Loongson-2E and Loongson-2F flags. (mips_set_isa_flags): Likewise. (mips_mach_extensions): Add Loongson-2E and Loongson-2F entries. binutils/ * readelf.c (get_machine_flags): Handle Loongson-2E and -2F flags. gas/ * config/tc-mips.c (mips_cpu_info_table): Add loongson2e and loongson2f entries. * doc/c-mips.texi: Document -march=loongson{2e,2f} options. gas/testsuite/ * gas/mips/mips.exp: Add loongson-2e and -2f tests. * gas/mips/loongson-2e.d: New. * gas/mips/loongson-2e.s: New. * gas/mips/loongson-2f.d: New. * gas/mips/loongson-2f.s: New. include/elf/ * mips.h (E_MIPS_MACH_LS2E): New. (E_MIPS_MACH_LS2F): New. include/opcode/ * mips.h (INSN_LOONGSON_2E): New. (INSN_LOONGSON_2F): New. (CPU_LOONGSON_2E): New. (CPU_LOONGSON_2F): New. (OPCODE_IS_MEMBER): Update for Loongson-2E and -2F flags. opcodes/ * mips-dis.c (mips_arch_choices): Add Loongson-2E and -2F entries. * mips-opc.c (IL2E): New. (IL2F): New. (mips_builtin_opcodes): Add Loongson-2E and -2F instructions. Allow movz and movn for Loongson-2E and -2F. Add movnz entry. Move coprocessor encodings to the end of the table. Allow certain MIPS V .ps instructions on the Loongson-2E and -2F.
2007-11-17 [ld/testsuite/ChangeLog]Thiemo Seufer1-2/+41
* ld-mips-elf/attr-gnu-4-14.d, ld-mips-elf/attr-gnu-4-41.d: Adjust warning message for -mfp64 flag. * ld-mips-elf/attr-gnu-4-5.s, ld-mips-elf/attr-gnu-4-04.d, ld-mips-elf/attr-gnu-4-51.d, ld-mips-elf/attr-gnu-4-05.d, ld-mips-elf/attr-gnu-4-15.d, ld-mips-elf/attr-gnu-4-24.d, ld-mips-elf/attr-gnu-4-25.d, ld-mips-elf/attr-gnu-4-34.d, ld-mips-elf/attr-gnu-4-35.d, ld-mips-elf/attr-gnu-4-42.d, ld-mips-elf/attr-gnu-4-43.d, ld-mips-elf/attr-gnu-4-44.d, ld-mips-elf/attr-gnu-4-45.d, ld-mips-elf/attr-gnu-4-40.d, ld-mips-elf/attr-gnu-4-14.d: New testcases files. * ld-mips-elf/mips-elf.exp: Run new testcases. [binutils/ChangeLog] * readelf.c (display_mips_gnu_attribute): Recognize -mips32r2 -mfp64 objects. [include/ChangeLog] * elf/mips.h (Tag_GNU_MIPS_ABI_FP): Mention -mips32r2 -mfp64 variant in comment. [bfd/ChangeLog] * elfxx-mips.c (mips_elf_merge_obj_attributes): Handle -mips32r2 -mfp64 attribute. [gas/ChangeLog] * doc/as.texinfo: Document the new attribute value.
2007-11-14bfd/Richard Sandiford1-229/+499
2007-09-18 Richard Sandiford <richard@codesourcery.com> * elfxx-mips.c (mips_got_page_range): New structure. (mips_got_page_entry): Likewise. (mips_got_info): Add page_gotno and got_page_entries fields. (mips_elf_got_per_bfd_arg): Add max_pages field. Delete primary_count and current_count fields. (mips_got_page_entry_hash, mips_got_page_entry_eq): New functions. (mips_elf_pages_for_range, mips_elf_record_got_page_entry): Likewise. (mips_elf_get_got_for_bfd): New function, split out from mips_elf_make_got_per_bfd. Initialize the page_gotno and got_page_entries fields when creating a new GOT structure. (mips_elf_make_got_pages_per_bfd): New function. (mips_elf_merge_got_with): New function, split out from mips_elf_make_got_per_bfd. Merge page entries as well as non-page entries. Use the minimum of max_pages and the sum of the page_gotnos to estimate the number of page entries. (mips_elf_merge_gots): Use the minimum of max_pages and the bfd's page_gotno to estimate the number of page entries. Use the above functions. (mips_elf_multi_got): Add page entries as well as non-page entries to the individual per-bfd GOTs. Initialize got_per_bfd_arg.max_pages. Initialize the page_gotno and got_page_entries fields when creating a new primary GOT. Use the minimum of pages and page_gotno when adding the number of pages entries to local_gotno. (mips_elf_create_got_section): Initialize the page_gotno and got_page_entries fields of the GOT structure. (mips_elf_rel_relocation_p, mips_elf_read_rel_addend) (mips_elf_add_lo16_rel_addend, mips_elf_get_section_contents): New functions, split out from... (_bfd_mips_elf_relocate_section): ...here. (_bfd_mips_elf_check_relocs): Record GOT page entries too. (_bfd_mips_relax_section): Use mips_elf_get_section_contents. (_bfd_mips_elf_always_size_sections): Use the smaller of the loadable_size- and page_gotno-derived estimates. ld/testsuite/ 2007-09-18 Richard Sandiford <richard@codesourcery.com> Joseph Myers <joseph@codesourcery.com> * ld-mips-elf/got-page-1.d, ld-mips-elf/got-page-1.s, * ld-mips-elf/got-page-2.d, ld-mips-elf/got-page-2.s, * ld-mips-elf/got-page-3.d, ld-mips-elf/got-page-3a.s, * ld-mips-elf/got-page-3b.s, ld-mips-elf/got-page-3c.s, * ld-mips-elf/got-page-1.ld: New tests. * ld-mips-elf/mips-elf.exp: Run them. * ld-mips-elf/multi-got-1.d, ld-mips-elf/multi-got-no-shared.d, * ld-mips-elf/tls-hidden2-got.d, ld-mips-elf/tls-hidden2.d, * ld-mips-elf/tls-hidden3.d, ld-mips-elf/tls-hidden3.got, * ld-mips-elf/tls-hidden3.r, ld-mips-elf/tls-hidden4.got, * ld-mips-elf/tls-hidden4.r, ld-mips-elf/tls-multi-got-1.d, * ld-mips-elf/tls-multi-got-1.got, ld-mips-elf/tls-multi-got-1.r, * ld-mips-elf/tlsbin-o32.d, ld-mips-elf/tlsbin-o32.got, * ld-mips-elf/tlsdyn-o32-1.d, ld-mips-elf/tlsdyn-o32-1.got, * ld-mips-elf/tlsdyn-o32-2.d, ld-mips-elf/tlsdyn-o32-2.got, * ld-mips-elf/tlsdyn-o32-3.d, ld-mips-elf/tlsdyn-o32-3.got, * ld-mips-elf/tlsdyn-o32.d, ld-mips-elf/tlsdyn-o32.got, * ld-mips-elf/tlslib-o32-hidden.got, ld-mips-elf/tlslib-o32-ver.got, * ld-mips-elf/tlslib-o32.d, ld-mips-elf/tlslib-o32.got: Update for GOT allocation changes.
2007-11-14 * elfxx-mips.c (mips_elf_merge_obj_attributes): PreventThiemo Seufer1-0/+2
unwanted fallthroughs in case statement.
2007-11-08 include/elf/Nathan Sidwell1-0/+6
* vxworks.h: New. bfd/ * elf-vxworks.h (elf_vxworks_add_dynamic_entries): Declare. (elf_vxworks_finish_dynamic_entry): Declare. * elf-vxworks.c: Include elf/vxworks.h. (elf_vxworks_add_dynamic_entries): New. (elf_vxworks_finish_dynamic_entry): New. * Makefile.am (elf-vxworks.lo): Add dependency. * Makefile.in (elf-vxworks.lo): Add dependency. * elf32-i386.c (elf_i386_size_dynamic_sections, elf_i386_finish_dynamic_sections): Call elf_vxworks_add_dynamic_entries and elf_vxworks_finish_dynamic_entry. * elf32-ppc.c (ppc_elf_size_dynamic_sections, ppc_elf_finish_dynamic_sections): Likewise. * elfxx-sparc.c (_bfd_sparc_elf_size_dynamic_sections, sparc_finish_dyn): Likewise. * elf32-sh.c (sh_elf_size_dynamic_sections, sh_elf_finish_dynamic_sections): Likewise. * elfxx-mips.c (_bfd_mips_elf_size_dynamic_sections, _bfd_mips_elf_finish_dynamic_sections): Likewise. * elf32-arm.c (elf32_arm_size_dynamic_sections, elf32_arm_finish_dynamic_sections): Likewise. ld/ * ld-vxworks/tls-2.d: New. * ld-vxworks/tls-2.s: New.
2007-11-07* bfd/elfxx-mips.c (_bfd_mips_elf_fake_sections): Force SHF_MIPS_NOSTRIP onNick Clifton1-1/+9
.debug_frame for Irix.
2007-10-25 * elfxx-mips.c (_bfd_mips_elf_modify_segment_map): Do not addJoseph Myers1-3/+7
PT_NULL header when not linking.
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