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binutils-gdb/bfd/elf32-ppc.h

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* elf32-ppc.h: New file. * elf32-ppc.c: Include elf32-ppc.h. (NOP, CROR_151515, CROR_313131, TP_OFFSET, DTP_OFFSET): Define. (struct ppc_elf_link_hash_entry): Rename "root" to "elf". Adjust uses. Add "tls_mask" field. (TLS_GD, TLS_LD, TLS_TPREL, TLS_DTPREL, TLS_TLS, TLS_TPRELGD): Define. (struct ppc_elf_link_hash_table): Rename "root" to "elf". Adjust uses. Add got, relgot, plt, relplt, dynbss, relbss, dynsbss, relsbss, sdata, sdata2, tls_sec, tls_get_addr, tlsld_got fields. Make use of htab shortcuts throughout file. (ppc_elf_link_hash_newfunc): Init tls_mask field. (ppc_elf_link_hash_table_create): Init new fields. (ppc_elf_copy_indirect_symbol): Copy tls_mask. (ppc_elf_howto_raw): Add tls relocs. (ppc_elf_reloc_type_lookup): Handle them. (ppc_elf_unhandled_reloc): New function. (ppc_elf_create_got): Stash got section pointer in hash table, return status. Make .rela.got too. (ppc_elf_create_dynamic_sections): Stash section pointers in htab. (ppc_elf_adjust_dynamic_symbol): Only set up copy relocs when NON_GOT_REF set. Don't allocate space in .plt here.. (allocate_dynrelocs): ..do so here instead, properly ref-counting and not allocating plt entries unnecessarily. Allocate got entries here. (WILL_CALL_FINISH_DYNAMIC_SYMBOL): Define. (ppc_elf_size_dynamic_sections): Allocate local got entries. Pass "info" during allocate_dynrelocs hash traversal. Use htab section shortcuts rather than searching for named sections. Get rid of "plt" and "strip" booleans. (update_local_sym_info, bad_shared_reloc): New functions. (ppc_elf_check_relocs): Handle TLS relocs. Move .rela.got creation to ppc_elf_create_got. Don't mark got or plt reloc syms dynamic, do so in allocate_dynreloc. Use update_local_sym_info and bad_shared_reloc. Disallow R_PPC_EMB_RELSDA, R_PPC_EMB_NADDR32, R_PPC_EMB_NADDR16, R_PPC_EMB_NADDR16_LO, R_PPC_EMB_NADDR16_HI and R_PPC_EMB_NADDR16_HA in shared libs. R_PPC_PLTREL32 is a plt reloc too. Refcount all relocs that might use a plt entry. Set NON_GOT_REF too. Enumerate all do-nothing relocs. (ppc_elf_gc_sweep_hook): Simplify removal of dynrelocs. Handle tls relocs and all plt relocs. (ppc_elf_tls_setup, ppc_elf_tls_optimize): New functions. (ppc_elf_finish_dynamic_symbol): Don't build got entries here. (ppc_elf_finish_dynamic_sections): Rewrite tag code using htab shortcuts. (ppc_elf_relocate_section): Tidy. Handle TLS relocs. Use bfd_elf_local_sym_name. Simplify unresolved reloc code. Build got entries and got relocs here. Warn on non-zero got reloc addend. Split out branch taken/not taken reloc code into a separate switch and correct offset calculation. Allow BRTAKEN/BRNTAKEN dynamic relocs. Split out HA reloc adjustments to separate switch statement. Don't warn on reloc overflow if we've already warned about undefined. Don't rebuild sym name when reporting errors. Report all possible errors from _bfd_final_link_relocate. (bfd_elf32_bfd_final_link): Don't define.
2003-02-18 07:06:17 +01:00
/* PowerPC-specific support for 64-bit ELF.
bfd/ * elf32-ppc.c (struct elf_linker_section): Remove sym_hash and sym_offset. Add name, bss_name, sym_name, sym_val. (struct ppc_elf_link_hash_table): Remove sdata and sdata2 pointers. Add sdata array of elf_linker_section_t. (ppc_elf_link_hash_table_create): Set name, sym_name, and bss_name. (enum elf_linker_section_enum): Delete. (ppc_elf_create_linker_section): Rewrite. Don't create syms here. (ppc_elf_check_relocs): Delay ppc_elf_create_linker_section until the special sections are needed. Adjust htab->sdata refs. Ensure dynobj is set in sreloc code. (ppc_elf_size_dynamic_sections): Strip sdata sections. (ppc_elf_set_sdata_syms): New function. (elf_finish_pointer_linker_section): Use 0x8000 for sym_offset. (ppc_elf_relocate_section): Adjust references to htab->sdata. Use sym_val instead of sym_hash. * elf32-ppc.h (ppc_elf_set_sdata_syms): Declare. ld/ * emultempl/ppc32elf.em (gld${EMULATION_NAME}_after_allocation): New function. (LDEMUL_AFTER_ALLOCATION): Define.
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Copyright 2003, 2005 Free Software Foundation, Inc.
* elf32-ppc.h: New file. * elf32-ppc.c: Include elf32-ppc.h. (NOP, CROR_151515, CROR_313131, TP_OFFSET, DTP_OFFSET): Define. (struct ppc_elf_link_hash_entry): Rename "root" to "elf". Adjust uses. Add "tls_mask" field. (TLS_GD, TLS_LD, TLS_TPREL, TLS_DTPREL, TLS_TLS, TLS_TPRELGD): Define. (struct ppc_elf_link_hash_table): Rename "root" to "elf". Adjust uses. Add got, relgot, plt, relplt, dynbss, relbss, dynsbss, relsbss, sdata, sdata2, tls_sec, tls_get_addr, tlsld_got fields. Make use of htab shortcuts throughout file. (ppc_elf_link_hash_newfunc): Init tls_mask field. (ppc_elf_link_hash_table_create): Init new fields. (ppc_elf_copy_indirect_symbol): Copy tls_mask. (ppc_elf_howto_raw): Add tls relocs. (ppc_elf_reloc_type_lookup): Handle them. (ppc_elf_unhandled_reloc): New function. (ppc_elf_create_got): Stash got section pointer in hash table, return status. Make .rela.got too. (ppc_elf_create_dynamic_sections): Stash section pointers in htab. (ppc_elf_adjust_dynamic_symbol): Only set up copy relocs when NON_GOT_REF set. Don't allocate space in .plt here.. (allocate_dynrelocs): ..do so here instead, properly ref-counting and not allocating plt entries unnecessarily. Allocate got entries here. (WILL_CALL_FINISH_DYNAMIC_SYMBOL): Define. (ppc_elf_size_dynamic_sections): Allocate local got entries. Pass "info" during allocate_dynrelocs hash traversal. Use htab section shortcuts rather than searching for named sections. Get rid of "plt" and "strip" booleans. (update_local_sym_info, bad_shared_reloc): New functions. (ppc_elf_check_relocs): Handle TLS relocs. Move .rela.got creation to ppc_elf_create_got. Don't mark got or plt reloc syms dynamic, do so in allocate_dynreloc. Use update_local_sym_info and bad_shared_reloc. Disallow R_PPC_EMB_RELSDA, R_PPC_EMB_NADDR32, R_PPC_EMB_NADDR16, R_PPC_EMB_NADDR16_LO, R_PPC_EMB_NADDR16_HI and R_PPC_EMB_NADDR16_HA in shared libs. R_PPC_PLTREL32 is a plt reloc too. Refcount all relocs that might use a plt entry. Set NON_GOT_REF too. Enumerate all do-nothing relocs. (ppc_elf_gc_sweep_hook): Simplify removal of dynrelocs. Handle tls relocs and all plt relocs. (ppc_elf_tls_setup, ppc_elf_tls_optimize): New functions. (ppc_elf_finish_dynamic_symbol): Don't build got entries here. (ppc_elf_finish_dynamic_sections): Rewrite tag code using htab shortcuts. (ppc_elf_relocate_section): Tidy. Handle TLS relocs. Use bfd_elf_local_sym_name. Simplify unresolved reloc code. Build got entries and got relocs here. Warn on non-zero got reloc addend. Split out branch taken/not taken reloc code into a separate switch and correct offset calculation. Allow BRTAKEN/BRNTAKEN dynamic relocs. Split out HA reloc adjustments to separate switch statement. Don't warn on reloc overflow if we've already warned about undefined. Don't rebuild sym name when reporting errors. Report all possible errors from _bfd_final_link_relocate. (bfd_elf32_bfd_final_link): Don't define.
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This file is part of BFD, the Binary File Descriptor library.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Update the address and phone number of the FSF organization in the GPL notices
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
* elf32-ppc.h: New file. * elf32-ppc.c: Include elf32-ppc.h. (NOP, CROR_151515, CROR_313131, TP_OFFSET, DTP_OFFSET): Define. (struct ppc_elf_link_hash_entry): Rename "root" to "elf". Adjust uses. Add "tls_mask" field. (TLS_GD, TLS_LD, TLS_TPREL, TLS_DTPREL, TLS_TLS, TLS_TPRELGD): Define. (struct ppc_elf_link_hash_table): Rename "root" to "elf". Adjust uses. Add got, relgot, plt, relplt, dynbss, relbss, dynsbss, relsbss, sdata, sdata2, tls_sec, tls_get_addr, tlsld_got fields. Make use of htab shortcuts throughout file. (ppc_elf_link_hash_newfunc): Init tls_mask field. (ppc_elf_link_hash_table_create): Init new fields. (ppc_elf_copy_indirect_symbol): Copy tls_mask. (ppc_elf_howto_raw): Add tls relocs. (ppc_elf_reloc_type_lookup): Handle them. (ppc_elf_unhandled_reloc): New function. (ppc_elf_create_got): Stash got section pointer in hash table, return status. Make .rela.got too. (ppc_elf_create_dynamic_sections): Stash section pointers in htab. (ppc_elf_adjust_dynamic_symbol): Only set up copy relocs when NON_GOT_REF set. Don't allocate space in .plt here.. (allocate_dynrelocs): ..do so here instead, properly ref-counting and not allocating plt entries unnecessarily. Allocate got entries here. (WILL_CALL_FINISH_DYNAMIC_SYMBOL): Define. (ppc_elf_size_dynamic_sections): Allocate local got entries. Pass "info" during allocate_dynrelocs hash traversal. Use htab section shortcuts rather than searching for named sections. Get rid of "plt" and "strip" booleans. (update_local_sym_info, bad_shared_reloc): New functions. (ppc_elf_check_relocs): Handle TLS relocs. Move .rela.got creation to ppc_elf_create_got. Don't mark got or plt reloc syms dynamic, do so in allocate_dynreloc. Use update_local_sym_info and bad_shared_reloc. Disallow R_PPC_EMB_RELSDA, R_PPC_EMB_NADDR32, R_PPC_EMB_NADDR16, R_PPC_EMB_NADDR16_LO, R_PPC_EMB_NADDR16_HI and R_PPC_EMB_NADDR16_HA in shared libs. R_PPC_PLTREL32 is a plt reloc too. Refcount all relocs that might use a plt entry. Set NON_GOT_REF too. Enumerate all do-nothing relocs. (ppc_elf_gc_sweep_hook): Simplify removal of dynrelocs. Handle tls relocs and all plt relocs. (ppc_elf_tls_setup, ppc_elf_tls_optimize): New functions. (ppc_elf_finish_dynamic_symbol): Don't build got entries here. (ppc_elf_finish_dynamic_sections): Rewrite tag code using htab shortcuts. (ppc_elf_relocate_section): Tidy. Handle TLS relocs. Use bfd_elf_local_sym_name. Simplify unresolved reloc code. Build got entries and got relocs here. Warn on non-zero got reloc addend. Split out branch taken/not taken reloc code into a separate switch and correct offset calculation. Allow BRTAKEN/BRNTAKEN dynamic relocs. Split out HA reloc adjustments to separate switch statement. Don't warn on reloc overflow if we've already warned about undefined. Don't rebuild sym name when reporting errors. Report all possible errors from _bfd_final_link_relocate. (bfd_elf32_bfd_final_link): Don't define.
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* reloc.c (BFD_RELOC_HI16_PCREL): Define. (BFD_RELOC_HI16_S_PCREL, BFD_RELOC_LO16_PCREL): Define. * elf32-ppc.c (GLINK_PLTRESOLVE, GLINK_ENTRY_SIZE): Define. (CROR_151515, CROR_313131): Delete. (ADDIS_11_11, ADDI_11_11, SUB_11_11_30, ADD_0_11_11, ADD_11_0_11, LWZ_0_4_30, MTCTR_0, LWZ_12_8_30, BCTR, ADDIS_11_30, LWZU_0_X_11): Define. (ppc_elf_howto_raw): Add R_PPC_REL16, R_PPC_REL16_LO, R_PPC_REL16_HI and R_PPC_REL16_HA entries. (ppc_elf_reloc_type_lookup): Convert new bfd reloc types. (ppc_elf_addr16_ha_reloc): Also handle R_PPC_REL16_HA. (struct ppc_elf_link_hash_table): Add glink, glink_pltresolve, new_plt, and old_plt. (ppc_elf_create_dynamic_sections): Create .glink section. (ppc_elf_check_relocs): Set new_plt and old_plt. (ppc_elf_select_plt_layout): New function. (ppc_elf_tls_setup): Set plt output section elf type and flags. (allocate_got): Handle differences between old and new got layout. (allocate_dynrelocs): Likewise for plt. (ppc_elf_size_dynamic_sections): Likewise. Allocate memory for .glink. Don't allocate memory for old bss .plt. Emit DT_PPC_GLINK. (ppc_elf_relax_section): Rename ppc_info to htab. Handle .glink destination of R_PPC_PLTREL24 relocs. (ppc_elf_relocate_section): Handle new relocs and changed destination of R_PPC_PLTREL24. (ppc_elf_finish_dynamic_symbol): Init new style plt and handle differences in layout. (ppc_elf_finish_dynamic_sections): Set DT_PPC_GLINK value. Don't put a blrl in new got. Write glink contents. * elf32-ppc.h (ppc_elf_select_plt_layout): Declare. * libbfd.h: Regenerate. * bfd-in2.h: Regenerate.
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int ppc_elf_select_plt_layout (bfd *, struct bfd_link_info *, int);
* bfd-in.h (_bfd_elf_tls_setup): Declare. * bfd-in2.h: Regenerate. * elf-bfd.h (struct elf_link_tls_segment): Delete. (struct elf_link_hash_table): Add tls_sec and tls_size. * elf.c (_bfd_elf_link_hash_table_init): Init tls_sec and tls_size. * elflink.c (_bfd_elf_tls_setup): New function. * elflink.h (struct elf_final_link_info): Remove first_tls_sec. (elf_bfd_final_link): Don't set first_tls_sec here. Update code saving tls segment info, round segment size up. (elf_link_output_extsym): Adjust code using tls segment info. (elf_link_input_bfd): Likewise. * elf32-i386.c (dtpoff_base, tpoff): Likewise. * elf32-s390.c (dtpoff_base, tpoff): Likewise. * elf32-sh.c (dtpoff_base, tpoff): Likewise. * elf32-sparc.c (dtpoff_base, tpoff): Likewise. * elf64-s390.c (dtpoff_base, tpoff): Likewise. * elf64-x86-64.c (dtpoff_base, tpoff): Likewise. * elfxx-ia64.c (elfNN_ia64_tprel_base): Likewise. (elfNN_ia64_dtprel_base): Likewise. * elf64-alpha.c (alpha_get_dtprel_base): Likewise. (alpha_get_tprel_base): Likewise. (struct alpha_relax_info): Remove tls_segment. (elf64_alpha_relax_got_load): Adjust invocation of alpha_get_dtprel_base and alpha_get_tprel_base. (elf64_alpha_relax_tls_get_addr): Likewise. (elf64_alpha_relax_section): Likewise. (elf64_alpha_relocate_section): Likewise. (elf64_alpha_relax_find_tls_segment): Delete. * elf32-ppc.c (struct ppc_elf_link_hash_table): Remove tls_sec. (ppc_elf_tls_setup): Call _bfd_elf_tls_setup. Return section. (ppc_elf_relocate_section): Adjust to use elf.tls_sec. * elf32-ppc.h (ppc_elf_tls_setup): Update. * elf64-ppc.c (struct ppc_link_hash_table): Remove tls_sec. (ppc64_elf_tls_setup): Call _bfd_elf_tls_setup. Return section. (ppc64_elf_tls_optimize): Adjust to use elf.tls_sec. (ppc64_elf_relocate_section): Likewise. * elf64-ppc.h (ppc64_elf_tls_setup): Update. * emultempl/elf32.em (gld${EMULATION_NAME}_before_allocation): Call _bfd_elf_tls_setup.
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asection *ppc_elf_tls_setup (bfd *, struct bfd_link_info *);
* elf32-i386.c: Convert to C90 function definitions, remove unnecessary prototypes and casts. Replace PTR with void *. Formatting. * elf32-ppc.c: Likewise. Break long strings too. (ppc_elf_relax_section): Use enum elf_ppc_reloc_type for r_type. (ppc_elf_unhandled_reloc): Internationalize error message. * elf32-ppc.h: Remove PARAMS.
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bfd_boolean ppc_elf_tls_optimize (bfd *, struct bfd_link_info *);
bfd/ * elf32-ppc.c (struct elf_linker_section): Remove sym_hash and sym_offset. Add name, bss_name, sym_name, sym_val. (struct ppc_elf_link_hash_table): Remove sdata and sdata2 pointers. Add sdata array of elf_linker_section_t. (ppc_elf_link_hash_table_create): Set name, sym_name, and bss_name. (enum elf_linker_section_enum): Delete. (ppc_elf_create_linker_section): Rewrite. Don't create syms here. (ppc_elf_check_relocs): Delay ppc_elf_create_linker_section until the special sections are needed. Adjust htab->sdata refs. Ensure dynobj is set in sreloc code. (ppc_elf_size_dynamic_sections): Strip sdata sections. (ppc_elf_set_sdata_syms): New function. (elf_finish_pointer_linker_section): Use 0x8000 for sym_offset. (ppc_elf_relocate_section): Adjust references to htab->sdata. Use sym_val instead of sym_hash. * elf32-ppc.h (ppc_elf_set_sdata_syms): Declare. ld/ * emultempl/ppc32elf.em (gld${EMULATION_NAME}_after_allocation): New function. (LDEMUL_AFTER_ALLOCATION): Define.
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bfd_boolean ppc_elf_set_sdata_syms (bfd *, struct bfd_link_info *);