binutils-gdb/ld/emultempl/armelf.em

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# This shell script emits a C file. -*- C -*-
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# Copyright 1991, 1993, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
# 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
# Free Software Foundation, Inc.
#
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# This file is part of the GNU Binutils.
#
# 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
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# the Free Software Foundation; either version 3 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
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# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
# MA 02110-1301, USA.
#
# This file is sourced from elf32.em, and defines extra arm-elf
# specific routines.
#
test -z "$TARGET2_TYPE" && TARGET2_TYPE="rel"
2007-07-19 Roland McGrath <roland@redhat.com> * genscripts.sh (source_em, fragment): New sh functions. Truncate e${EMULATION_NAME}.c file before .em script fills it. Use source_em in place of . for the .em script. * emultempl/generic.em: Use fragment and source_em functions. * 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/cr16elf.em: Likewise. * emultempl/crxelf.em: Likewise. * emultempl/elf-generic.em: Likewise. * emultempl/elf32.em: Likewise. * emultempl/genelf.em: Likewise. * emultempl/gld960.em: Likewise. * emultempl/gld960c.em: Likewise. * emultempl/hppaelf.em: Likewise. * emultempl/ia64elf.em: Likewise. * emultempl/irix.em: Likewise. * emultempl/linux.em: Likewise. * emultempl/lnk960.em: Likewise. * emultempl/m68hc1xelf.em: Likewise. * emultempl/m68kcoff.em: Likewise. * emultempl/m68kelf.em: Likewise. * emultempl/mipsecoff.em: Likewise. * emultempl/mipself.em: Likewise. * emultempl/mmix-elfnmmo.em: Likewise. * emultempl/mmixelf.em: Likewise. * emultempl/mmo.em: Likewise. * emultempl/needrelax.em: Likewise. * emultempl/netbsd.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/ticoff.em: Likewise. * emultempl/vanilla.em: Likewise. * emultempl/vxworks.em: Likewise. * emultempl/xtensaelf.em: Likewise. * emultempl/z80.em: Likewise.
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fragment <<EOF
bfd/ * 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.
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#include "ldctor.h"
#include "elf/arm.h"
static char *thumb_entry_symbol = NULL;
static int byteswap_code = 0;
static int target1_is_rel = 0${TARGET1_IS_REL};
bfd/ * bfd-in.h (bfd_elf32_arm_set_target_relocs): Add prototype. (bfd_elf32_arm_process_before_allocation): Update prototype. * bfd-in2.h: Regenerate. * bfd/elf32-arm.h (elf32_arm_link_hash_table): Add target2_reloc. (elf32_arm_link_hash_table_create): Set it. (bfd_elf32_arm_process_before_allocation): Remove target1_is_rel. (bfd_elf32_arm_set_target_relocs): New function. (arm_real_reloc_type): New function. (elf32_arm_final_link_relocate): Use it. Handle R_ARM_PREL31 and R_ARM_GOT_PREL. Remove R_ARM_TARGET1. (elf32_arm_gc_sweep_hook): Ditto. (elf32_arm_check_relocs): Ditto. (elf32_arm_relocate_section): Handle R_ARM_GOT_PREL. * elfarm-nabi.c (elf32_arm_howto_table): Add R_ARM_PREL31 and R_ARM_GOT_TARGET2. (elf32_arm_got_prel): New variable. (elf32_arm_howto_from_type): New function. (elf32_arm_info_to_howto): Use it. (elf32_arm_reloc_map): Add BFD_RELOC_ARM_PREL31 and BFD_RELOC_ARM_TARGET2. * libbfd.h: Regenerate. * reloc.c: Add BFD_RELOC_ARM_TARGET2 and BFD_RELOC_ARM_PREL31. gas/ * config/tc-arm.c (s_arm_rel31): New funciton. (md_pseudo_table): Add .rel31. (md_apply_fix3): Handle BFD_RELOC_ARM_TARGET2, BFD_RELOC_32_PCREL and BFD_RELOC_ARM_PREL31. (tc_gen_reloc): Handle BFD_RELOC_ARM_PREL31 and BFD_RELOC_ARM_TARGET2. (arm_fix_adjustable): Return 0 for BFD_RELOC_ARM_TARGET2. (arm_parse_reloc): Add (target2). gas/testsuite/ * gas/arm/pic.s: Add (target2). * gas/arm/pic.d: Ditto. include/ * elf/arm.h: Remove R_ARM_STKCHK and R_ARM_THM_STKCHK. Add R_ARM_TARGET2, R_ARM_PREL31, R_ARM_GOT_ABS, R_ARM_GOT_PREL, R_ARM_GOT_BREL12, R_ARM_GOTOFF12 and R_ARM_GOTRELAX. ld/ * ld.texinfo: Rename arm-specific section. Document --target* * emulparams/armelf_fbsd.sh: Set TARGET2_TYPE. * emulparams/armelf_linux.sh: Ditto. * emulparams/armelf_nbsd.sh: Ditto. * emultempl/armelf.em: Set default for TARGET2_TYPE. (target2_type): New variable. (arm_elf_before_allocation): Don't pass target1_type. (arm_elf_create_output_section_statements): New function. (PARSE_AND_LIST_PROLOGUE): Add OPTION_TARGET2. (PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS): Add --target=. (PARSE_AND_LIST_ARGS_CASES): Handle OPTION_TARGET2. (LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS): Set. * emultempl/armelf_oabi.em (_before_allocation): Remove extra argument to bfd_elf32_arm_process_before_allocation. ld/testsuite/ * ld-arm/arm-target1-{abs,rel}.d}: New files. * ld-arm/arm-target1.s: New file. * ld-arm/arm-target2-{,got-}rel.d: New files. * ld-arm/arm-target2.s: New file. * ld-arm/arm-rel31.d: New files. * ld-arm/arm-rel31.s: New files. * ld-arm/arm.ld: New file. * ld-arm/arm-elf.exp: Add new tests.
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static char *target2_type = "${TARGET2_TYPE}";
static int fix_v4bx = 0;
static int use_blx = 0;
static bfd_arm_vfp11_fix vfp11_denorm_fix = BFD_ARM_VFP11_FIX_DEFAULT;
ld/ * emultempl/armelf.em (fix_cortex_a8): New. (arm_elf_before_allocation): Call bfd_elf32_arm_set_cortex_a8_fix. (arm_elf_create_output_section_statements): Add fix_cortex_a8 to bfd_elf32_arm_set_target_relocs. (OPTION_FIX_CORTEX_A8, OPTION_NO_FIX_CORTEX_A8): New. (PARSE_AND_LIST_LONGOPTS): Add [no-]fix-cortex-a8 options. (PARSE_AND_LIST_OPTIONS): Add [no-]fix-cortex-a8 options. (PARSE_AND_LIST_ARGS_CASES): Handle OPTION_[NO_]FIX_CORTEX_A8. * ld.texinfo (--[no-]fix-cortex-a8): Briefly document new options. bfd/ * elf32-arm.c (THUMB16_BCOND_INSN, THUMB32_INSN, THUMB32_B_INSN): New macros. (elf32_arm_stub_a8_veneer_b_cond, elf32_arm_stub_a8_veneer_b) (elf32_arm_stub_a8_veneer_blx): New stub sequences. (elf32_arm_stub_type): Add arm_stub_a8_veneer_b_cond, arm_stub_a8_veneer_b and arm_stub_a8_veneer_blx. (elf32_arm_stub_hash_entry): Add target_addend, orig_insn fields. (a8_erratum_fix, a8_erratum_reloc): New structs. (elf32_arm_link_hash_table): Add a8_erratum_fixes, num_a8_erratum_fixes, fix_cortex_a8 fields. (elf32_arm_link_hash_table_create): Zero fix_cortex_a8. (elf32_arm_add_stub): Split into two parts, creating... (elf32_arm_create_or_find_stub_sec): New function. (elf32_arm_final_link_relocate): Add forward declaration. (arm_build_one_stub): Add support for THUMB32_TYPE, Thumb-2 relocations, multiple relocations per stub. (find_stub_size_and_template): New (using parts of arm_size_one_stub). (arm_size_one_stub): Use find_stub_size_and_template. (a8_reloc_compare): New. (find_thumb_glue): Add forward declaration. (cortex_a8_erratum_scan): New. (elf32_arm_size_stubs): Add Cortex-A8 erratum workaround support. (bfd_elf32_arm_set_cortex_a8_fix): New. (bfd_elf32_arm_set_target_relocs): Add fix_cortex_a8 argument. (arm_map_one_stub): Add THUMB32_TYPE support. (a8_branch_to_stub_data): New. (make_branch_to_a8_stub): New. (elf32_arm_write_section): Add Cortex-A8 erratum workaround support. * bfd-in.h (bfd_elf32_arm_set_cortex_a8_fix): New. (bfd_elf32_arm_set_target_relocs): Add argument for controlling Cortex-A8 erratum workaround. * bfd-in2.h: Regenerate. ld/testsuite/ * ld-arm/cortex-a8-arm-target.s: New. * ld-arm/cortex-a8-thumb-target.s: New. * ld-arm/cortex-a8-fix-b-rel.s: New. * ld-arm/cortex-a8-fix-b-rel-arm.d: New. * ld-arm/cortex-a8-fix-b-rel-thumb.d: New. * ld-arm/cortex-a8-fix-b.s: New. * ld-arm/cortex-a8-fix-b.d: New. * ld-arm/cortex-a8-fix-bl-rel.s: New. * ld-arm/cortex-a8-fix-bl-rel-arm.d: New. * ld-arm/cortex-a8-fix-bl-rel-thumb.d: New. * ld-arm/cortex-a8-fix-bl.s: New. * ld-arm/cortex-a8-fix-bl.d: New. * ld-arm/cortex-a8-fix-bcc-rel.s: New. * ld-arm/cortex-a8-fix-bcc-rel-thumb.d: New. * ld-arm/cortex-a8-fix-bcc.s: New. * ld-arm/cortex-a8-fix-bcc.d: New. * ld-arm/cortex-a8-fix-blx-rel.s: New. * ld-arm/cortex-a8-fix-blx-rel-arm.d: New. * ld-arm/cortex-a8-fix-blx-rel-thumb.d: New. * ld-arm/cortex-a8-fix-blx.s: New. * ld-arm/cortex-a8-fix-blx.d: New. * ld-arm/arm-elf.exp: Add new tests.
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static int fix_cortex_a8 = -1;
static int no_enum_size_warning = 0;
bfd: * 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.
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static int no_wchar_size_warning = 0;
static int pic_veneer = 0;
static int merge_exidx_entries = -1;
static int fix_arm1176 = 1;
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static void
gld${EMULATION_NAME}_before_parse (void)
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{
#ifndef TARGET_ /* I.e., if not generic. */
ldfile_set_output_arch ("`echo ${ARCH}`", bfd_arch_unknown);
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#endif /* not TARGET_ */
input_flags.dynamic = ${DYNAMIC_LINK-TRUE};
config.has_shared = `if test -n "$GENERATE_SHLIB_SCRIPT" ; then echo TRUE ; else echo FALSE ; fi`;
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}
static void
arm_elf_before_allocation (void)
{
bfd_elf32_arm_set_byteswap_code (&link_info, byteswap_code);
/* Choose type of VFP11 erratum fix, or warn if specified fix is unnecessary
due to architecture version. */
include/ * 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.
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bfd_elf32_arm_set_vfp11_fix (link_info.output_bfd, &link_info);
ld/ * emultempl/armelf.em (fix_cortex_a8): New. (arm_elf_before_allocation): Call bfd_elf32_arm_set_cortex_a8_fix. (arm_elf_create_output_section_statements): Add fix_cortex_a8 to bfd_elf32_arm_set_target_relocs. (OPTION_FIX_CORTEX_A8, OPTION_NO_FIX_CORTEX_A8): New. (PARSE_AND_LIST_LONGOPTS): Add [no-]fix-cortex-a8 options. (PARSE_AND_LIST_OPTIONS): Add [no-]fix-cortex-a8 options. (PARSE_AND_LIST_ARGS_CASES): Handle OPTION_[NO_]FIX_CORTEX_A8. * ld.texinfo (--[no-]fix-cortex-a8): Briefly document new options. bfd/ * elf32-arm.c (THUMB16_BCOND_INSN, THUMB32_INSN, THUMB32_B_INSN): New macros. (elf32_arm_stub_a8_veneer_b_cond, elf32_arm_stub_a8_veneer_b) (elf32_arm_stub_a8_veneer_blx): New stub sequences. (elf32_arm_stub_type): Add arm_stub_a8_veneer_b_cond, arm_stub_a8_veneer_b and arm_stub_a8_veneer_blx. (elf32_arm_stub_hash_entry): Add target_addend, orig_insn fields. (a8_erratum_fix, a8_erratum_reloc): New structs. (elf32_arm_link_hash_table): Add a8_erratum_fixes, num_a8_erratum_fixes, fix_cortex_a8 fields. (elf32_arm_link_hash_table_create): Zero fix_cortex_a8. (elf32_arm_add_stub): Split into two parts, creating... (elf32_arm_create_or_find_stub_sec): New function. (elf32_arm_final_link_relocate): Add forward declaration. (arm_build_one_stub): Add support for THUMB32_TYPE, Thumb-2 relocations, multiple relocations per stub. (find_stub_size_and_template): New (using parts of arm_size_one_stub). (arm_size_one_stub): Use find_stub_size_and_template. (a8_reloc_compare): New. (find_thumb_glue): Add forward declaration. (cortex_a8_erratum_scan): New. (elf32_arm_size_stubs): Add Cortex-A8 erratum workaround support. (bfd_elf32_arm_set_cortex_a8_fix): New. (bfd_elf32_arm_set_target_relocs): Add fix_cortex_a8 argument. (arm_map_one_stub): Add THUMB32_TYPE support. (a8_branch_to_stub_data): New. (make_branch_to_a8_stub): New. (elf32_arm_write_section): Add Cortex-A8 erratum workaround support. * bfd-in.h (bfd_elf32_arm_set_cortex_a8_fix): New. (bfd_elf32_arm_set_target_relocs): Add argument for controlling Cortex-A8 erratum workaround. * bfd-in2.h: Regenerate. ld/testsuite/ * ld-arm/cortex-a8-arm-target.s: New. * ld-arm/cortex-a8-thumb-target.s: New. * ld-arm/cortex-a8-fix-b-rel.s: New. * ld-arm/cortex-a8-fix-b-rel-arm.d: New. * ld-arm/cortex-a8-fix-b-rel-thumb.d: New. * ld-arm/cortex-a8-fix-b.s: New. * ld-arm/cortex-a8-fix-b.d: New. * ld-arm/cortex-a8-fix-bl-rel.s: New. * ld-arm/cortex-a8-fix-bl-rel-arm.d: New. * ld-arm/cortex-a8-fix-bl-rel-thumb.d: New. * ld-arm/cortex-a8-fix-bl.s: New. * ld-arm/cortex-a8-fix-bl.d: New. * ld-arm/cortex-a8-fix-bcc-rel.s: New. * ld-arm/cortex-a8-fix-bcc-rel-thumb.d: New. * ld-arm/cortex-a8-fix-bcc.s: New. * ld-arm/cortex-a8-fix-bcc.d: New. * ld-arm/cortex-a8-fix-blx-rel.s: New. * ld-arm/cortex-a8-fix-blx-rel-arm.d: New. * ld-arm/cortex-a8-fix-blx-rel-thumb.d: New. * ld-arm/cortex-a8-fix-blx.s: New. * ld-arm/cortex-a8-fix-blx.d: New. * ld-arm/arm-elf.exp: Add new tests.
2009-05-22 19:58:45 +08:00
/* Auto-select Cortex-A8 erratum fix if it wasn't explicitly specified. */
bfd_elf32_arm_set_cortex_a8_fix (link_info.output_bfd, &link_info);
/* We should be able to set the size of the interworking stub section. We
can't do it until later if we have dynamic sections, though. */
if (elf_hash_table (&link_info)->dynobj == NULL)
{
/* Here we rummage through the found bfds to collect glue information. */
LANG_FOR_EACH_INPUT_STATEMENT (is)
{
/* Initialise mapping tables for code/data. */
bfd_elf32_arm_init_maps (is->the_bfd);
if (!bfd_elf32_arm_process_before_allocation (is->the_bfd,
&link_info)
|| !bfd_elf32_arm_vfp11_erratum_scan (is->the_bfd, &link_info))
1999-05-03 15:29:11 +08:00
/* xgettext:c-format */
einfo (_("Errors encountered processing file %s"), is->filename);
}
/* We have seen it all. Allocate it, and carry on. */
bfd_elf32_arm_allocate_interworking_sections (& link_info);
}
1999-05-03 15:29:11 +08:00
2006-10-23 11:07:49 +08:00
/* Call the standard elf routine. */
gld${EMULATION_NAME}_before_allocation ();
1999-05-03 15:29:11 +08:00
}
bfd/ * 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.
2008-05-16 01:00:15 +08:00
/* Fake input file for stubs. */
static lang_input_statement_type *stub_file;
/* Whether we need to call gldarm_layout_sections_again. */
static int need_laying_out = 0;
/* Maximum size of a group of input sections that can be handled by
one stub section. A value of +/-1 indicates the bfd back-end
should use a suitable default size. */
static bfd_signed_vma group_size = 1;
struct hook_stub_info
{
lang_statement_list_type add;
asection *input_section;
};
/* Traverse the linker tree to find the spot where the stub goes. */
static bfd_boolean
hook_in_stub (struct hook_stub_info *info, lang_statement_union_type **lp)
{
lang_statement_union_type *l;
bfd_boolean ret;
for (; (l = *lp) != NULL; lp = &l->header.next)
{
switch (l->header.type)
{
case lang_constructors_statement_enum:
ret = hook_in_stub (info, &constructor_list.head);
if (ret)
return ret;
break;
case lang_output_section_statement_enum:
ret = hook_in_stub (info,
&l->output_section_statement.children.head);
if (ret)
return ret;
break;
case lang_wild_statement_enum:
ret = hook_in_stub (info, &l->wild_statement.children.head);
if (ret)
return ret;
break;
case lang_group_statement_enum:
ret = hook_in_stub (info, &l->group_statement.children.head);
if (ret)
return ret;
break;
case lang_input_section_enum:
if (l->input_section.section == info->input_section)
{
/* We've found our section. Insert the stub immediately
2009-02-24 Joseph Myers <joseph@codesourcery.com> 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.
2009-02-25 06:43:10 +08:00
after its associated input section. */
*(info->add.tail) = l->header.next;
l->header.next = info->add.head;
bfd/ * 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.
2008-05-16 01:00:15 +08:00
return TRUE;
}
break;
case lang_data_statement_enum:
case lang_reloc_statement_enum:
case lang_object_symbols_statement_enum:
case lang_output_statement_enum:
case lang_target_statement_enum:
case lang_input_statement_enum:
case lang_assignment_statement_enum:
case lang_padding_statement_enum:
case lang_address_statement_enum:
case lang_fill_statement_enum:
break;
default:
FAIL ();
break;
}
}
return FALSE;
}
/* Call-back for elf32_arm_size_stubs. */
/* Create a new stub section, and arrange for it to be linked
2009-02-24 Joseph Myers <joseph@codesourcery.com> 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.
2009-02-25 06:43:10 +08:00
immediately after INPUT_SECTION. */
bfd/ * 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.
2008-05-16 01:00:15 +08:00
static asection *
elf32_arm_add_stub_section (const char *stub_sec_name,
asection *input_section)
{
asection *stub_sec;
flagword flags;
asection *output_section;
const char *secname;
lang_output_section_statement_type *os;
struct hook_stub_info info;
flags = (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE
| SEC_HAS_CONTENTS | SEC_RELOC | SEC_IN_MEMORY | SEC_KEEP);
stub_sec = bfd_make_section_anyway_with_flags (stub_file->the_bfd,
stub_sec_name, flags);
if (stub_sec == NULL)
bfd/ * 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.
2008-05-16 01:00:15 +08:00
goto err_ret;
bfd_set_section_alignment (stub_file->the_bfd, stub_sec, 3);
output_section = input_section->output_section;
secname = bfd_get_section_name (output_section->owner, output_section);
os = lang_output_section_find (secname);
info.input_section = input_section;
lang_list_init (&info.add);
Add support for PowerPC VLE. 2012-05-14 Catherine Moore <clm@codesourcery.com> * NEWS: Mention PowerPC VLE port. 2012-05-14 James Lemke <jwlemke@codesourcery.com> Catherine Moore <clm@codesourcery.com> bfd/ * bfd.c (bfd_lookup_section_flags): Add section parm. * ecoff.c (bfd_debug_section): Remove flag_info initializer. * elf-bfd.h (bfd_elf_section_data): Move in section_flag_info. (bfd_elf_lookup_section_flags): Add section parm. * elf32-ppc.c (is_ppc_vle): New function. (ppc_elf_modify_segment_map): New function. (elf_backend_modify_segment_map): Define. (has_vle_insns): New define. * elf32-ppc.h (ppc_elf_modify_segment_map): Declare. * elflink.c (bfd_elf_lookup_section_flags): Add return value & parm. Move in logic to omit / include a section. * libbfd-in.h (bfd_link_info): Add section parm. (bfd_generic_lookup_section_flags): Likewise. * reloc.c (bfd_generic_lookup_section_flags): Likewise. * section.c (bfd_section): Move out section_flag_info. (BFD_FAKE_SECTION): Remove flag_info initializer. * targets.c (_bfd_lookup_section_flags): Add section parm. 2012-05-14 Catherine Moore <clm@codesourcery.com> bfd/ * archures.c (bfd_mach_ppc_vle): New. * bfd-in2.h: Regenerated. * cpu-powerpc.c (bfd_powerpc_archs): New entry for vle. * elf32-ppc.c (split16_format_type): New enumeration. (ppc_elf_vle_split16): New function. (HOWTO): Add entries for R_PPC_VLE relocations. (ppc_elf_reloc_type_lookup): Handle PPC_VLE relocations. (ppc_elf_section_flags): New function. (ppc_elf_lookup_section_flags): New function. (ppc_elf_section_processing): New function. (ppc_elf_check_relocs): Handle PPC_VLE relocations. (ppc_elf_relocation_section): Likewise. (elf_backend_lookup_section_flags_hook): Define. (elf_backend_section_flags): Define. (elf_backend_section_processing): Define. * elf32-ppc.h (ppc_elf_section_processing): Declare. * libbfd.h: Regenerated. * reloc.c (BFD_RELOC_PPC_VLE_REL8, BFD_RELOC_PPC_VLE_REL15, BFD_RELOC_PPC_VLE_REL24, BFD_RELOC_PPC_VLE_LO16A, BFD_RELOC_PPC_VLE_LO16D, BFD_RELOC_PPC_VLE_HI16A, BFD_RELOC_PPC_VLE_HI16D, BFD_RELOC_PPC_VLE_HA16A, BFD_RELOC_PPC_VLE_HA16D, BFD_RELOC_PPC_VLE_SDA21, BFD_RELOC_PPC_VLE_SDA21_LO, BFD_RELOC_PPC_VLE_SDAREL_LO16A, BFD_RELOC_PPC_VLE_SDAREL_LO16D, BFD_RELOC_PPC_VLE_SDAREL_HI16A, BFD_RELOC_PPC_VLE_SDAREL_HI16D, BFD_RELOC_PPC_VLE_SDAREL_HA16A, BFD_RELOC_PPC_VLE_SDAREL_HA16D): New bfd relocations. 2012-05-14 James Lemke <jwlemke@codesourcery.com> gas/ * config/tc-ppc.c (insn_validate): New func of existing code to call.. (ppc_setup_opcodes): ..from 2 places here. Revise for second (VLE) opcode table. Add #ifdef'd code to print opcode tables. 2012-05-14 James Lemke <jwlemke@codesourcery.com> gas/ * config/tc-ppc.c (ppc_setup_opcodes): Allow out-of-order for the VLE conditional branches. 2012-05-14 Catherine Moore <clm@codesourcery.com> Maciej W. Rozycki <macro@codesourcery.com> Rhonda Wittels <rhonda@codesourcery.com> gas/ * config/tc-ppc.c (PPC_VLE_SPLIT16A): New macro. (PPC_VLE_SPLIT16D): New macro. (PPC_VLE_LO16A): New macro. (PPC_VLE_LO16D): New macro. (PPC_VLE_HI16A): New macro. (PPC_VLE_HI16D): New macro. (PPC_VLE_HA16A): New macro. (PPC_VLE_HA16D): New macro. (PPC_APUINFO_VLE): New definition. (md_chars_to_number): New function. (md_parse_option): Check for combinations of little endian and -mvle. (md_show_usage): Document -mvle. (ppc_arch): Recognize VLE. (ppc_mach): Recognize bfd_mach_ppc_vle. (ppc_setup_opcodes): Print the opcode table if * config/tc-ppc.h (ppc_frag_check): Declare. * doc/c-ppc.texi: Document -mvle. * NEWS: Mention PowerPC VLE port. 2012-05-14 Catherine Moore <clm@codesourcery.com> gas/ * config/tc-ppc.h (ppc_dw2_line_min_insn_length): Declare. (DWARF2_LINE_MIN_INSN_LENGTH): Redefine. * config/tc-ppc.c (ppc_dw2_line_min_insn_length): New. * dwarf2dbg.c (scale_addr_delta): Handle values of 1 for DWARF2_LINE_MIN_INSN_LENGTH. 2012-05-14 Catherine Moore <clm@codesourcery.com> Maciej W. Rozycki <macro@codesourcery.com> Rhonda Wittels <rhonda@codesourcery.com> gas/testsuite/ * gas/ppc/ppc.exp: Run new tests. * gas/ppc/vle-reloc.d: New test. * gas/ppc/vle-reloc.s: New test. * gas/ppc/vle-simple-1.d: New test. * gas/ppc/vle-simple-1.s: New test. * gas/ppc/vle-simple-2.d: New test. * gas/ppc/vle-simple-2.s: New test. * gas/ppc/vle-simple-3.d: New test. * gas/ppc/vle-simple-3.s: New test. * gas/ppc/vle-simple-4.d: New test. * gas/ppc/vle-simple-4.s: New test. * gas/ppc/vle-simple-5.d: New test. * gas/ppc/vle-simple-5.s: New test. * gas/ppc/vle-simple-6.d: New test. * gas/ppc/vle-simple-6.s: New test. * gas/ppc/vle.d: New test. * gas/ppc/vle.s: New test. 2012-05-14 James Lemke <jwlemke@codesourcery.com> include/elf/ * ppc.h (SEC_PPC_VLE): Remove. 2012-05-14 Catherine Moore <clm@codesourcery.com> James Lemke <jwlemke@codesourcery.com> include/elf/ * ppc.h (R_PPC_VLE_REL8): New reloction. (R_PPC_VLE_REL15): Likewise. (R_PPC_VLE_REL24): Likewise. (R_PPC_VLE_LO16A): Likewise. (R_PPC_VLE_LO16D): Likewise. (R_PPC_VLE_HI16A): Likewise. (R_PPC_VLE_HI16D): Likewise. (R_PPC_VLE_HA16A): Likewise. (R_PPC_VLE_HA16D): Likewise. (R_PPC_VLE_SDA21): Likewise. (R_PPC_VLE_SDA21_LO): Likewise. (R_PPC_VLE_SDAREL_LO16A): Likewise. (R_PPC_VLE_SDAREL_LO16D): Likewise. (R_PPC_VLE_SDAREL_HI16A): Likewise. (R_PPC_VLE_SDAREL_HI16D): Likewise. (R_PPC_VLE_SDAREL_HA16A): Likewise. (R_PPC_VLE_SDAREL_HA16D): Likewise. (SEC_PPC_VLE): Remove. (PF_PPC_VLE): New program header flag. (SHF_PPC_VLE): New section header flag. (vle_opcodes, vle_num_opcodes): New. (VLE_OP): New macro. (VLE_OP_TO_SEG): New macro. 2012-05-14 Catherine Moore <clm@codesourcery.com> Maciej W. Rozycki <macro@codesourcery.com> Rhonda Wittels <rhonda@codesourcery.com> include/opcode/ * ppc.h (PPC_OPCODE_VLE): New definition. (PPC_OP_SA): New macro. (PPC_OP_SE_VLE): New macro. (PPC_OP): Use a variable shift amount. (powerpc_operand): Update comments. (PPC_OPSHIFT_INV): New macro. (PPC_OPERAND_CR): Replace with... (PPC_OPERAND_CR_BIT): ...this and (PPC_OPERAND_CR_REG): ...this. 2012-05-14 James Lemke <jwlemke@codesourcery.com> ld/ * ldlang.c (walk_wild_consider_section): Don't copy section_flag_list. Pass it to callback. (walk_wild_section_general): Pass section_flag_list to callback. (lang_add_section): Add sflag_list parm. Move out logic to keep / omit a section & call bfd_lookup_section_flags. (output_section_callback_fast): Add sflag_list parm. Add new parm to lang_add_section calls. (output_section_callback): Likewise. (check_section_callback): Add sflag_list parm. (lang_place_orphans): Add new parm to lang_add_section calls. (gc_section_callback): Add sflag_list parm. (find_relro_section_callback): Likewise. * ldlang.h (callback_t): Add flag_info parm. (lang_add_section): Add sflag_list parm. * emultempl/armelf.em (elf32_arm_add_stub_section): Add lang_add_section parm. * emultempl/beos.em (gld*_place_orphan): Likewise. * emultempl/elf32.em (gld*_place_orphan): Likewise. * emultempl/hppaelf.em (hppaelf_add_stub_section): Likewise. * emultempl/m68hc1xelf.em (m68hc11elf_add_stub_section): Likewise. * emultempl/mipself.em (mips_add_stub_section): Likewise. * emultempl/mmo.em (mmo_place_orphan): Likewise. * emultempl/pe.em (gld_*_place_orphan): Likewise. * emultempl/pep.em (gld_*_place_orphan): Likewise. * emultempl/ppc64elf.em (ppc_add_stub_section): Likewise. * emultempl/spuelf.em (spu_place_special_section): Likewise. * emultempl/vms.em (vms_place_orphan): Likewise. 2012-05-14 James Lemke <jwlemke@codesourcery.com> ld/testsuite/ * ld-powerpc/powerpc.exp: Create ppceabitests. * ld-powerpc/vle-multiseg.s: New. * ld-powerpc/vle-multiseg-1.d: New. * ld-powerpc/vle-multiseg-1.ld: New. * ld-powerpc/vle-multiseg-2.d: New. * ld-powerpc/vle-multiseg-2.ld: New. * ld-powerpc/vle-multiseg-3.d: New. * ld-powerpc/vle-multiseg-3.ld: New. * ld-powerpc/vle-multiseg-4.d: New. * ld-powerpc/vle-multiseg-4.ld: New. * ld-powerpc/vle-multiseg-5.d: New. * ld-powerpc/vle-multiseg-5.ld: New. * ld-powerpc/vle-multiseg-6.d: New. * ld-powerpc/vle-multiseg-6.ld: New. * ld-powerpc/vle-multiseg-6a.s: New. * ld-powerpc/vle-multiseg-6b.s: New. * ld-powerpc/vle-multiseg-6c.s: New. * ld-powerpc/vle-multiseg-6d.s: New. * ld-powerpc/powerpc.exp: Run new tests. 2012-05-14 Catherine Moore <clm@codesourcery.com> ld/ * NEWS: Mention PowerPC VLE port. 2012-05-14 Catherine Moore <clm@codesourcery.com> ld/testsuite/ * ld-powerpc/apuinfo.rd: Update for VLE. * ld-powerpc/vle-reloc-1.d: New. * ld-powerpc/vle-reloc-1.s: New. * ld-powerpc/vle-reloc-2.d: New. * ld-powerpc/vle-reloc-2.s: New. * ld-powerpc/vle-reloc-3.d: New. * ld-powerpc/vle-reloc-3.s: New. * ld-powerpc/vle-reloc-def-1.s: New. * ld-powerpc/vle-reloc-def-2.s: New. * ld-powerpc/vle-reloc-def-3.s: New. 2012-05-14 James Lemke <jwlemke@codesourcery.com> opcodes/ * ppc-dis.c (get_powerpc_dialect): Use is_ppc_vle. (PPC_OPCD_SEGS, VLE_OPCD_SEGS): New defines. (vle_opcd_indices): New array. (lookup_vle): New function. (disassemble_init_powerpc): Revise for second (VLE) opcode table. (print_insn_powerpc): Likewise. * ppc-opc.c: Likewise. 2012-05-14 Catherine Moore <clm@codesourcery.com> Maciej W. Rozycki <macro@codesourcery.com> Rhonda Wittels <rhonda@codesourcery.com> Nathan Froyd <froydnj@codesourcery.com> opcodes/ * ppc-opc.c (insert_arx, extract_arx): New functions. (insert_ary, extract_ary): New functions. (insert_li20, extract_li20): New functions. (insert_rx, extract_rx): New functions. (insert_ry, extract_ry): New functions. (insert_sci8, extract_sci8): New functions. (insert_sci8n, extract_sci8n): New functions. (insert_sd4h, extract_sd4h): New functions. (insert_sd4w, extract_sd4w): New functions. (insert_vlesi, extract_vlesi): New functions. (insert_vlensi, extract_vlensi): New functions. (insert_vleui, extract_vleui): New functions. (insert_vleil, extract_vleil): New functions. (BI_MASK, BB_MASK, BT): Use PPC_OPERAND_CR_BIT. (BI16, BI32, BO32, B8): New. (B15, B24, CRD32, CRS): New. (CRD, OBF, BFA, CR, CRFS): Use PPC_OPERAND_CR_REG. (DB, IMM20, RD, Rx, ARX, RY, RZ): New. (ARY, SCLSCI8, SCLSCI8N, SE_SD, SE_SDH): New. (SH6_MASK): Use PPC_OPSHIFT_INV. (SI8, UI5, OIMM5, UI7, BO16): New. (VLESIMM, VLENSIMM, VLEUIMM, VLEUIMML): New. (XT6, XA6, XB6, XB6S, XC6): Use PPC_OPSHIFT_INV. (ALLOW8_SPRG): New. (insert_sprg, extract_sprg): Check ALLOW8_SPRG. (OPVUP, OPVUP_MASK OPVUP): New (BD8, BD8_MASK, BD8IO, BD8IO_MASK): New. (EBD8IO, EBD8IO1_MASK, EBD8IO2_MASK, EBD8IO3_MASK): New. (BD15, BD15_MASK, EBD15, EBD15_MASK, EBD15BI, EBD15BI_MASK): New. (BD24,BD24_MASK, C_LK, C_LK_MASK, C, C_MASK): New. (IA16, IA16_MASK, I16A, I16A_MASK, I16L, I16L_MASK): New. (IM7, IM7_MASK, LI20, LI20_MASK, SCI8, SCI8_MASK): New. (SCI8BF, SCI8BF_MASK, SD4, SD4_MASK): New. (SE_IM5, SE_IM5_MASK): New. (SE_R, SE_R_MASK, SE_RR, SE_RR_MASK): New. (EX, EX_MASK, BO16F, BO16T, BO32F, BO32T): New. (BO32DNZ, BO32DZ): New. (NO371, PPCSPE, PPCISEL, PPCEFS, MULHW): Include PPC_OPCODE_VLE. (PPCVLE): New. (powerpc_opcodes): Add new VLE instructions. Update existing instruction to include PPCVLE if supported. * ppc-dis.c (ppc_opts): Add vle entry. (get_powerpc_dialect): New function. (powerpc_init_dialect): VLE support. (print_insn_big_powerpc): Call get_powerpc_dialect. (print_insn_little_powerpc): Likewise. (operand_value_powerpc): Handle negative shift counts. (print_insn_powerpc): Handle 2-byte instruction lengths.
2012-05-15 03:45:30 +08:00
lang_add_section (&info.add, stub_sec, NULL, os);
bfd/ * 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.
2008-05-16 01:00:15 +08:00
if (info.add.head == NULL)
goto err_ret;
if (hook_in_stub (&info, &os->children.head))
return stub_sec;
err_ret:
einfo ("%X%P: can not make stub section: %E\n");
return NULL;
}
/* Another call-back for elf_arm_size_stubs. */
static void
bfd/ * 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${EMULATION_NAME}_finish. * ld/lang.c (print_input_statement): Skip if bfd has BFD_LINKER_CREATED. ld/testsuite * ld-arm/arm-elf.exp (armelftests): Add farcall-arm-arm, farcall-arm-arm-pic-veneer, farcall-arm-arm-be8 farcall-arm-thumb, farcall-arm-thumb-blx, farcall-arm-thumb-pic-veneer, farcall-arm-thumb-blx-pic-veneer, farcall-thumb-thumb, farcall-thumb-thumb-pic-veneer, farcall-thumb-thumb-blx, farcall-thumb-thumb-m, farcall-thumb-thumb-m-pic-veneer, farcall-thumb-thumb-blx-pic-veneer, farcall-thumb-arm, farcall-thumb-arm-pic-veneer, farcall-thumb-arm-blx, farcall-thumb-arm-blx-pic-veneer. Change thumb2-bl-as-thumb1-bad, thumb2-bl-bad. * ld-arm/thumb2-bl-as-thumb1-bad.d: Reflects farcall stub generation. * ld-arm/thumb2-bl-bad.d: Likewise. * ld-arm/thumb2-bl-as-thumb1-bad.s: Update comments. * ld-arm/thumb2-bl-bad.s: Likewise.
2008-05-16 01:00:15 +08:00
gldarm_layout_sections_again (void)
{
/* If we have changed sizes of the stub sections, then we need
to recalculate all the section offsets. This may mean we need to
add even more stubs. */
gld${EMULATION_NAME}_map_segments (TRUE);
need_laying_out = -1;
}
static void
build_section_lists (lang_statement_union_type *statement)
{
if (statement->header.type == lang_input_section_enum)
{
asection *i = statement->input_section.section;
PR ld/13991 bfd/ * bfd/elf-bfd.h (_bfd_elf_link_just_syms): Define as _bfd_generic_link_just_syms. * bfd/elflink.c (_bfd_elf_link_just_syms): Delete. * bfd/linker.c (_bfd_generic_link_just_syms): Set sec_info_type. * bfd/bfd-in.h (discarded_section): Renamed from elf_discarded_section. * bfd/section.c (SEC_INFO_TYPE_NONE, SEC_INFO_TYPE_STABS, SEC_INFO_TYPE_MERGE, SEC_INFO_TYPE_EH_FRAME, SEC_INFO_TYPE_JUST_SYMS): Renamed from corresponding ELF_INFO_TYPE. * bfd/elf-eh-frame.c, * bfd/elf-m10200.c, * bfd/elf-m10300.c, * bfd/elf.c, * bfd/elf32-arm.c, * bfd/elf32-avr.c, * bfd/elf32-bfin.c, * bfd/elf32-cr16.c, * bfd/elf32-cr16c.c, * bfd/elf32-cris.c, * bfd/elf32-crx.c, * bfd/elf32-d10v.c, * bfd/elf32-epiphany.c, * bfd/elf32-fr30.c, * bfd/elf32-frv.c, * bfd/elf32-h8300.c, * bfd/elf32-hppa.c, * bfd/elf32-i370.c, * bfd/elf32-i386.c, * bfd/elf32-i860.c, * bfd/elf32-ip2k.c, * bfd/elf32-iq2000.c, * bfd/elf32-lm32.c, * bfd/elf32-m32c.c, * bfd/elf32-m32r.c, * bfd/elf32-m68hc1x.c, * bfd/elf32-m68k.c, * bfd/elf32-mcore.c, * bfd/elf32-mep.c, * bfd/elf32-moxie.c, * bfd/elf32-msp430.c, * bfd/elf32-mt.c, * bfd/elf32-openrisc.c, * bfd/elf32-ppc.c, * bfd/elf32-rl78.c, * bfd/elf32-rx.c, * bfd/elf32-s390.c, * bfd/elf32-score.c, * bfd/elf32-score7.c, * bfd/elf32-sh.c, * bfd/elf32-spu.c, * bfd/elf32-tic6x.c, * bfd/elf32-tilepro.c, * bfd/elf32-v850.c, * bfd/elf32-vax.c, * bfd/elf32-xc16x.c, * bfd/elf32-xstormy16.c, * bfd/elf32-xtensa.c, * bfd/elf64-alpha.c, * bfd/elf64-hppa.c, * bfd/elf64-ia64-vms.c, * bfd/elf64-mmix.c, * bfd/elf64-ppc.c, * bfd/elf64-s390.c, * bfd/elf64-sh64.c, * bfd/elf64-x86-64.c, * bfd/elflink.c, * bfd/elfnn-ia64.c, * bfd/elfxx-mips.c, * bfd/elfxx-sparc.c, * bfd/elfxx-tilegx.c, * bfd/reloc.c: Update all references. * bfd/bfd-in2.h: Regenerate. ld/ * ld/ldlang.c (size_input_section): Use sec_info_type rather than usrdata->flags.just_syms. * ld/ldwrite.c (build_link_order): Likewise. * ld/emultempl/hppaelf.em (build_section_lists): Likewise. * ld/emultempl/ppc64elf.em (build_toc_list): Likewise. * ld/emultempl/armelf.em (build_section_lists): Likewise. (after_allocation): Update for renamed sec_info_type value. * ld/emultempl/tic6xdsbt.em: Likewise.
2012-04-24 13:12:40 +08:00
if (i->sec_info_type != SEC_INFO_TYPE_JUST_SYMS
bfd/ * 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.
2008-05-16 01:00:15 +08:00
&& (i->flags & SEC_EXCLUDE) == 0
&& i->output_section != NULL
&& i->output_section->owner == link_info.output_bfd)
elf32_arm_next_input_section (& link_info, i);
}
}
static int
compare_output_sec_vma (const void *a, const void *b)
{
asection *asec = *(asection **) a, *bsec = *(asection **) b;
asection *aout = asec->output_section, *bout = bsec->output_section;
bfd_vma avma, bvma;
/* If there's no output section for some reason, compare equal. */
if (!aout || !bout)
return 0;
avma = aout->vma + asec->output_offset;
bvma = bout->vma + bsec->output_offset;
if (avma > bvma)
return 1;
else if (avma < bvma)
return -1;
return 0;
}
bfd/ * 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.
2008-05-16 01:00:15 +08:00
static void
PR 10474 * ldemul.c (after_allocation_default): Run lang_relax_sections. * ldlang.h (lang_relax_sections): Declare. * ldlang.c (relax_sections): Delete. (lang_relax_sections): New function. (lang_process): Don't relax directly from here. * emultempl/alphaelf.em (alpha_finish): Call finish_default. * emultempl/armelf.em (arm_elf_after_allocation): Delete. Move body.. (gld${EMULATION_NAME}_finish): ..to here. Move existing code.. (gld${EMULATION_NAME}_after_allocation): ..to here. New function. (LDEMUL_AFTER_ALLOCATION): Update. * emultempl/avrelf.em (avr_elf_finish, LDEMUL_FINISH): Delete. (avr_elf_after_allocation): New function. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/elf-generic.em (gld${EMULATION_NAME}_map_segments): Call lang_relax_sections. * emultempl/elf32.em (gld${EMULATION_NAME}_finish): Delete. Move.. (gld${EMULATION_NAME}_after_allocation): ..code to here. New function. (LDEMUL_AFTER_ALLOCATION, LDEMUL_FINISH): Update. * emultempl/genelf.em (gld${EMULATION_NAME}_finish): Delete. Move.. (gld${EMULATION_NAME}_after_allocation): ..code to here. New function. (LDEMUL_FINISH): Delete. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/hppaelf.em (gld${EMULATION_NAME}_finish): Delete. Move.. (gld${EMULATION_NAME}_after_allocation): ..to here. New function. (LDEMUL_FINISH): Delete. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/m68hc1xelf.em (m68hc11elf_finish): Delete. Move.. (m68hc11elf_after_allocation): ..to here. New function. (LDEMUL_FINISH): Delete. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/m68kelf.em (m68k_elf_after_allocation): Call gld${EMULATION_NAME}_after_allocation. * emultempl/mmix-elfnmmo.em (mmix_after_allocation): Call gld${EMULATION_NAME}_after_allocation. * emultempl/mmo.em (mmo_finish): Delete. Move body.. (gld${EMULATION_NAME}_after_allocation): ..to here. New function. (LDEMUL_FINISH): Define. * emultempl/ppc64elf.em (ppc_layout_sections_again): Set elf_gp. (gld${EMULATION_NAME}_finish): Move code sizing sections.. (gld${EMULATION_NAME}_after_allocation): ..to here. * emultempl/sh64elf.em (sh64_elf_${EMULATION_NAME}_after_allocation): Call gld${EMULATION_NAME}_after_allocation. * emultempl/spuelf.em (gld${EMULATION_NAME}_finish): Delete bfd_elf_discard_info and map_segments call.
2009-08-10 15:50:56 +08:00
gld${EMULATION_NAME}_after_allocation (void)
{
if (!link_info.relocatable)
{
/* Build a sorted list of input text sections, then use that to process
the unwind table index. */
PR 10474 * ldemul.c (after_allocation_default): Run lang_relax_sections. * ldlang.h (lang_relax_sections): Declare. * ldlang.c (relax_sections): Delete. (lang_relax_sections): New function. (lang_process): Don't relax directly from here. * emultempl/alphaelf.em (alpha_finish): Call finish_default. * emultempl/armelf.em (arm_elf_after_allocation): Delete. Move body.. (gld${EMULATION_NAME}_finish): ..to here. Move existing code.. (gld${EMULATION_NAME}_after_allocation): ..to here. New function. (LDEMUL_AFTER_ALLOCATION): Update. * emultempl/avrelf.em (avr_elf_finish, LDEMUL_FINISH): Delete. (avr_elf_after_allocation): New function. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/elf-generic.em (gld${EMULATION_NAME}_map_segments): Call lang_relax_sections. * emultempl/elf32.em (gld${EMULATION_NAME}_finish): Delete. Move.. (gld${EMULATION_NAME}_after_allocation): ..code to here. New function. (LDEMUL_AFTER_ALLOCATION, LDEMUL_FINISH): Update. * emultempl/genelf.em (gld${EMULATION_NAME}_finish): Delete. Move.. (gld${EMULATION_NAME}_after_allocation): ..code to here. New function. (LDEMUL_FINISH): Delete. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/hppaelf.em (gld${EMULATION_NAME}_finish): Delete. Move.. (gld${EMULATION_NAME}_after_allocation): ..to here. New function. (LDEMUL_FINISH): Delete. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/m68hc1xelf.em (m68hc11elf_finish): Delete. Move.. (m68hc11elf_after_allocation): ..to here. New function. (LDEMUL_FINISH): Delete. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/m68kelf.em (m68k_elf_after_allocation): Call gld${EMULATION_NAME}_after_allocation. * emultempl/mmix-elfnmmo.em (mmix_after_allocation): Call gld${EMULATION_NAME}_after_allocation. * emultempl/mmo.em (mmo_finish): Delete. Move body.. (gld${EMULATION_NAME}_after_allocation): ..to here. New function. (LDEMUL_FINISH): Define. * emultempl/ppc64elf.em (ppc_layout_sections_again): Set elf_gp. (gld${EMULATION_NAME}_finish): Move code sizing sections.. (gld${EMULATION_NAME}_after_allocation): ..to here. * emultempl/sh64elf.em (sh64_elf_${EMULATION_NAME}_after_allocation): Call gld${EMULATION_NAME}_after_allocation. * emultempl/spuelf.em (gld${EMULATION_NAME}_finish): Delete bfd_elf_discard_info and map_segments call.
2009-08-10 15:50:56 +08:00
unsigned int list_size = 10;
asection **sec_list = (asection **)
xmalloc (list_size * sizeof (asection *));
PR 10474 * ldemul.c (after_allocation_default): Run lang_relax_sections. * ldlang.h (lang_relax_sections): Declare. * ldlang.c (relax_sections): Delete. (lang_relax_sections): New function. (lang_process): Don't relax directly from here. * emultempl/alphaelf.em (alpha_finish): Call finish_default. * emultempl/armelf.em (arm_elf_after_allocation): Delete. Move body.. (gld${EMULATION_NAME}_finish): ..to here. Move existing code.. (gld${EMULATION_NAME}_after_allocation): ..to here. New function. (LDEMUL_AFTER_ALLOCATION): Update. * emultempl/avrelf.em (avr_elf_finish, LDEMUL_FINISH): Delete. (avr_elf_after_allocation): New function. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/elf-generic.em (gld${EMULATION_NAME}_map_segments): Call lang_relax_sections. * emultempl/elf32.em (gld${EMULATION_NAME}_finish): Delete. Move.. (gld${EMULATION_NAME}_after_allocation): ..code to here. New function. (LDEMUL_AFTER_ALLOCATION, LDEMUL_FINISH): Update. * emultempl/genelf.em (gld${EMULATION_NAME}_finish): Delete. Move.. (gld${EMULATION_NAME}_after_allocation): ..code to here. New function. (LDEMUL_FINISH): Delete. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/hppaelf.em (gld${EMULATION_NAME}_finish): Delete. Move.. (gld${EMULATION_NAME}_after_allocation): ..to here. New function. (LDEMUL_FINISH): Delete. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/m68hc1xelf.em (m68hc11elf_finish): Delete. Move.. (m68hc11elf_after_allocation): ..to here. New function. (LDEMUL_FINISH): Delete. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/m68kelf.em (m68k_elf_after_allocation): Call gld${EMULATION_NAME}_after_allocation. * emultempl/mmix-elfnmmo.em (mmix_after_allocation): Call gld${EMULATION_NAME}_after_allocation. * emultempl/mmo.em (mmo_finish): Delete. Move body.. (gld${EMULATION_NAME}_after_allocation): ..to here. New function. (LDEMUL_FINISH): Define. * emultempl/ppc64elf.em (ppc_layout_sections_again): Set elf_gp. (gld${EMULATION_NAME}_finish): Move code sizing sections.. (gld${EMULATION_NAME}_after_allocation): ..to here. * emultempl/sh64elf.em (sh64_elf_${EMULATION_NAME}_after_allocation): Call gld${EMULATION_NAME}_after_allocation. * emultempl/spuelf.em (gld${EMULATION_NAME}_finish): Delete bfd_elf_discard_info and map_segments call.
2009-08-10 15:50:56 +08:00
unsigned int sec_count = 0;
LANG_FOR_EACH_INPUT_STATEMENT (is)
{
bfd *abfd = is->the_bfd;
asection *sec;
if ((abfd->flags & (EXEC_P | DYNAMIC)) != 0)
continue;
for (sec = abfd->sections; sec != NULL; sec = sec->next)
{
asection *out_sec = sec->output_section;
if (out_sec
&& elf_section_data (sec)
&& elf_section_type (sec) == SHT_PROGBITS
&& (elf_section_flags (sec) & SHF_EXECINSTR) != 0
&& (sec->flags & SEC_EXCLUDE) == 0
PR ld/13991 bfd/ * bfd/elf-bfd.h (_bfd_elf_link_just_syms): Define as _bfd_generic_link_just_syms. * bfd/elflink.c (_bfd_elf_link_just_syms): Delete. * bfd/linker.c (_bfd_generic_link_just_syms): Set sec_info_type. * bfd/bfd-in.h (discarded_section): Renamed from elf_discarded_section. * bfd/section.c (SEC_INFO_TYPE_NONE, SEC_INFO_TYPE_STABS, SEC_INFO_TYPE_MERGE, SEC_INFO_TYPE_EH_FRAME, SEC_INFO_TYPE_JUST_SYMS): Renamed from corresponding ELF_INFO_TYPE. * bfd/elf-eh-frame.c, * bfd/elf-m10200.c, * bfd/elf-m10300.c, * bfd/elf.c, * bfd/elf32-arm.c, * bfd/elf32-avr.c, * bfd/elf32-bfin.c, * bfd/elf32-cr16.c, * bfd/elf32-cr16c.c, * bfd/elf32-cris.c, * bfd/elf32-crx.c, * bfd/elf32-d10v.c, * bfd/elf32-epiphany.c, * bfd/elf32-fr30.c, * bfd/elf32-frv.c, * bfd/elf32-h8300.c, * bfd/elf32-hppa.c, * bfd/elf32-i370.c, * bfd/elf32-i386.c, * bfd/elf32-i860.c, * bfd/elf32-ip2k.c, * bfd/elf32-iq2000.c, * bfd/elf32-lm32.c, * bfd/elf32-m32c.c, * bfd/elf32-m32r.c, * bfd/elf32-m68hc1x.c, * bfd/elf32-m68k.c, * bfd/elf32-mcore.c, * bfd/elf32-mep.c, * bfd/elf32-moxie.c, * bfd/elf32-msp430.c, * bfd/elf32-mt.c, * bfd/elf32-openrisc.c, * bfd/elf32-ppc.c, * bfd/elf32-rl78.c, * bfd/elf32-rx.c, * bfd/elf32-s390.c, * bfd/elf32-score.c, * bfd/elf32-score7.c, * bfd/elf32-sh.c, * bfd/elf32-spu.c, * bfd/elf32-tic6x.c, * bfd/elf32-tilepro.c, * bfd/elf32-v850.c, * bfd/elf32-vax.c, * bfd/elf32-xc16x.c, * bfd/elf32-xstormy16.c, * bfd/elf32-xtensa.c, * bfd/elf64-alpha.c, * bfd/elf64-hppa.c, * bfd/elf64-ia64-vms.c, * bfd/elf64-mmix.c, * bfd/elf64-ppc.c, * bfd/elf64-s390.c, * bfd/elf64-sh64.c, * bfd/elf64-x86-64.c, * bfd/elflink.c, * bfd/elfnn-ia64.c, * bfd/elfxx-mips.c, * bfd/elfxx-sparc.c, * bfd/elfxx-tilegx.c, * bfd/reloc.c: Update all references. * bfd/bfd-in2.h: Regenerate. ld/ * ld/ldlang.c (size_input_section): Use sec_info_type rather than usrdata->flags.just_syms. * ld/ldwrite.c (build_link_order): Likewise. * ld/emultempl/hppaelf.em (build_section_lists): Likewise. * ld/emultempl/ppc64elf.em (build_toc_list): Likewise. * ld/emultempl/armelf.em (build_section_lists): Likewise. (after_allocation): Update for renamed sec_info_type value. * ld/emultempl/tic6xdsbt.em: Likewise.
2012-04-24 13:12:40 +08:00
&& sec->sec_info_type != SEC_INFO_TYPE_JUST_SYMS
&& out_sec != bfd_abs_section_ptr)
{
if (sec_count == list_size)
{
list_size *= 2;
sec_list = (asection **)
xrealloc (sec_list, list_size * sizeof (asection *));
}
sec_list[sec_count++] = sec;
}
}
}
qsort (sec_list, sec_count, sizeof (asection *), &compare_output_sec_vma);
if (elf32_arm_fix_exidx_coverage (sec_list, sec_count, &link_info,
merge_exidx_entries))
need_laying_out = 1;
free (sec_list);
}
bfd/ * 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.
2008-05-16 01:00:15 +08:00
/* bfd_elf32_discard_info just plays with debugging sections,
ie. doesn't affect any code, so we can delay resizing the
sections. It's likely we'll resize everything in the process of
adding stubs. */
if (bfd_elf_discard_info (link_info.output_bfd, & link_info))
need_laying_out = 1;
/* If generating a relocatable output file, then we don't
have to examine the relocs. */
if (stub_file != NULL && !link_info.relocatable)
{
int ret = elf32_arm_setup_section_lists (link_info.output_bfd, & link_info);
if (ret != 0)
{
if (ret < 0)
{
einfo ("%X%P: could not compute sections lists for stub generation: %E\n");
bfd/ * 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.
2008-05-16 01:00:15 +08:00
return;
}
lang_for_each_statement (build_section_lists);
/* Call into the BFD backend to do the real work. */
if (! elf32_arm_size_stubs (link_info.output_bfd,
stub_file->the_bfd,
& link_info,
group_size,
& elf32_arm_add_stub_section,
& gldarm_layout_sections_again))
{
einfo ("%X%P: cannot size stub section: %E\n");
bfd/ * 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.
2008-05-16 01:00:15 +08:00
return;
}
}
}
if (need_laying_out != -1)
gld${EMULATION_NAME}_map_segments (need_laying_out);
PR 10474 * ldemul.c (after_allocation_default): Run lang_relax_sections. * ldlang.h (lang_relax_sections): Declare. * ldlang.c (relax_sections): Delete. (lang_relax_sections): New function. (lang_process): Don't relax directly from here. * emultempl/alphaelf.em (alpha_finish): Call finish_default. * emultempl/armelf.em (arm_elf_after_allocation): Delete. Move body.. (gld${EMULATION_NAME}_finish): ..to here. Move existing code.. (gld${EMULATION_NAME}_after_allocation): ..to here. New function. (LDEMUL_AFTER_ALLOCATION): Update. * emultempl/avrelf.em (avr_elf_finish, LDEMUL_FINISH): Delete. (avr_elf_after_allocation): New function. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/elf-generic.em (gld${EMULATION_NAME}_map_segments): Call lang_relax_sections. * emultempl/elf32.em (gld${EMULATION_NAME}_finish): Delete. Move.. (gld${EMULATION_NAME}_after_allocation): ..code to here. New function. (LDEMUL_AFTER_ALLOCATION, LDEMUL_FINISH): Update. * emultempl/genelf.em (gld${EMULATION_NAME}_finish): Delete. Move.. (gld${EMULATION_NAME}_after_allocation): ..code to here. New function. (LDEMUL_FINISH): Delete. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/hppaelf.em (gld${EMULATION_NAME}_finish): Delete. Move.. (gld${EMULATION_NAME}_after_allocation): ..to here. New function. (LDEMUL_FINISH): Delete. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/m68hc1xelf.em (m68hc11elf_finish): Delete. Move.. (m68hc11elf_after_allocation): ..to here. New function. (LDEMUL_FINISH): Delete. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/m68kelf.em (m68k_elf_after_allocation): Call gld${EMULATION_NAME}_after_allocation. * emultempl/mmix-elfnmmo.em (mmix_after_allocation): Call gld${EMULATION_NAME}_after_allocation. * emultempl/mmo.em (mmo_finish): Delete. Move body.. (gld${EMULATION_NAME}_after_allocation): ..to here. New function. (LDEMUL_FINISH): Define. * emultempl/ppc64elf.em (ppc_layout_sections_again): Set elf_gp. (gld${EMULATION_NAME}_finish): Move code sizing sections.. (gld${EMULATION_NAME}_after_allocation): ..to here. * emultempl/sh64elf.em (sh64_elf_${EMULATION_NAME}_after_allocation): Call gld${EMULATION_NAME}_after_allocation. * emultempl/spuelf.em (gld${EMULATION_NAME}_finish): Delete bfd_elf_discard_info and map_segments call.
2009-08-10 15:50:56 +08:00
}
static void
gld${EMULATION_NAME}_finish (void)
{
struct bfd_link_hash_entry * h;
{
LANG_FOR_EACH_INPUT_STATEMENT (is)
{
/* Figure out where VFP11 erratum veneers (and the labels returning
from same) have been placed. */
bfd_elf32_arm_vfp11_fix_veneer_locations (is->the_bfd, &link_info);
}
}
bfd/ * 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.
2008-05-16 01:00:15 +08:00
if (! link_info.relocatable)
{
/* Now build the linker stubs. */
if (stub_file->the_bfd->sections != NULL)
{
if (! elf32_arm_build_stubs (& link_info))
einfo ("%X%P: can not build stubs: %E\n");
}
}
finish_default ();
if (thumb_entry_symbol)
{
h = bfd_link_hash_lookup (link_info.hash, thumb_entry_symbol,
FALSE, FALSE, TRUE);
}
else
{
struct elf_link_hash_entry * eh;
if (!entry_symbol.name)
return;
h = bfd_link_hash_lookup (link_info.hash, entry_symbol.name,
FALSE, FALSE, TRUE);
eh = (struct elf_link_hash_entry *)h;
include/elf/ * internal.h (elf_internal_sym): Add st_target_internal. * arm.h (arm_st_branch_type): New enum. (ARM_SYM_BRANCH_TYPE): New macro. bfd/ * elf-bfd.h (elf_link_hash_entry): Add target_internal. * elf.c (swap_out_syms): Set st_target_internal for each Elf_Internal_Sym. * elfcode.h (elf_swap_symbol_in): Likewise. * elf32-i370.c (i370_elf_finish_dynamic_sections): Likewise. * elf32-sh-symbian.c (sh_symbian_relocate_section): Likewise. * elf64-sparc.c (elf64_sparc_output_arch_syms): Likewise. * elfxx-sparc.c (_bfd_sparc_elf_size_dynamic_sections): Likewise. * elflink.c (elf_link_output_extsym): Likewise. (bfd_elf_final_link): Likewise. (elf_link_add_object_symbols): Copy st_target_internal to the hash table if we see a definition. (_bfd_elf_copy_link_hash_symbol_type): Copy target_internal. * elf32-arm.c (elf32_arm_stub_hash_entry): Replace st_type with a branch_type field. (a8_erratum_fix, a8_erratum_reloc): Likewise. (arm_type_of_stub): Replace actual_st_type with an actual_branch_type parameter. (arm_build_one_stub): Use branch types rather than st_types to determine the type of branch. (cortex_a8_erratum_scan): Likewise. (elf32_arm_size_stubs): Likewise. (bfd_elf32_arm_process_before_allocation): Likewise. (allocate_dynrelocs_for_symbol): Likewise. (elf32_arm_finish_dynamic_sections): Likewise. (elf32_arm_final_link_relocate): Replace sym_flags parameter with a branch_type parameter. (elf32_arm_relocate_section): Update call accordingly. (elf32_arm_adjust_dynamic_symbol): Don't check STT_ARM_TFUNC. (elf32_arm_output_map_sym): Initialize st_target_internal. (elf32_arm_output_stub_sym): Likewise. (elf32_arm_symbol_processing): Delete. (elf32_arm_swap_symbol_in): Convert STT_ARM_TFUNCs into STT_FUNCs. Use st_target_internal to record the branch type. (elf32_arm_swap_symbol_out): Use st_target_internal to test for Thumb functions. (elf32_arm_is_function_type): Delete. (elf_backend_symbol_processing): Likewise. (elf_backend_is_function_type): Likewise. gas/ * config/tc-arm.c (arm_adjust_symtab): Set the branch type for Thumb symbols. ld/ * emultempl/armelf.em (gld${EMULATION_NAME}_finish): Check eh->target_internal. opcodes/ * arm-dis.c (get_sym_code_type): Don't check for STT_ARM_TFUNC. Use branch types instead. (print_insn): Likewise.
2011-03-14 23:55:04 +08:00
if (!h || eh->target_internal != ST_BRANCH_TO_THUMB)
return;
}
if (h != (struct bfd_link_hash_entry *) NULL
&& (h->type == bfd_link_hash_defined
|| h->type == bfd_link_hash_defweak)
&& h->u.def.section->output_section != NULL)
{
static char buffer[32];
bfd_vma val;
/* Special procesing is required for a Thumb entry symbol. The
bottom bit of its address must be set. */
val = (h->u.def.value
include/ * 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.
2008-02-15 11:35:53 +08:00
+ bfd_get_section_vma (link_info.output_bfd,
h->u.def.section->output_section)
+ h->u.def.section->output_offset);
val |= 1;
/* Now convert this value into a string and store it in entry_symbol
where the lang_finish() function will pick it up. */
buffer[0] = '0';
buffer[1] = 'x';
sprintf_vma (buffer + 2, val);
if (thumb_entry_symbol != NULL && entry_symbol.name != NULL
&& entry_from_cmdline)
einfo (_("%P: warning: '--thumb-entry %s' is overriding '-e %s'\n"),
thumb_entry_symbol, entry_symbol.name);
entry_symbol.name = buffer;
}
else
einfo (_("%P: warning: cannot find thumb start symbol %s\n"),
thumb_entry_symbol);
}
/* This is a convenient point to tell BFD about target specific flags.
bfd/ * bfd-in.h (bfd_elf32_arm_set_target_relocs): Add prototype. (bfd_elf32_arm_process_before_allocation): Update prototype. * bfd-in2.h: Regenerate. * bfd/elf32-arm.h (elf32_arm_link_hash_table): Add target2_reloc. (elf32_arm_link_hash_table_create): Set it. (bfd_elf32_arm_process_before_allocation): Remove target1_is_rel. (bfd_elf32_arm_set_target_relocs): New function. (arm_real_reloc_type): New function. (elf32_arm_final_link_relocate): Use it. Handle R_ARM_PREL31 and R_ARM_GOT_PREL. Remove R_ARM_TARGET1. (elf32_arm_gc_sweep_hook): Ditto. (elf32_arm_check_relocs): Ditto. (elf32_arm_relocate_section): Handle R_ARM_GOT_PREL. * elfarm-nabi.c (elf32_arm_howto_table): Add R_ARM_PREL31 and R_ARM_GOT_TARGET2. (elf32_arm_got_prel): New variable. (elf32_arm_howto_from_type): New function. (elf32_arm_info_to_howto): Use it. (elf32_arm_reloc_map): Add BFD_RELOC_ARM_PREL31 and BFD_RELOC_ARM_TARGET2. * libbfd.h: Regenerate. * reloc.c: Add BFD_RELOC_ARM_TARGET2 and BFD_RELOC_ARM_PREL31. gas/ * config/tc-arm.c (s_arm_rel31): New funciton. (md_pseudo_table): Add .rel31. (md_apply_fix3): Handle BFD_RELOC_ARM_TARGET2, BFD_RELOC_32_PCREL and BFD_RELOC_ARM_PREL31. (tc_gen_reloc): Handle BFD_RELOC_ARM_PREL31 and BFD_RELOC_ARM_TARGET2. (arm_fix_adjustable): Return 0 for BFD_RELOC_ARM_TARGET2. (arm_parse_reloc): Add (target2). gas/testsuite/ * gas/arm/pic.s: Add (target2). * gas/arm/pic.d: Ditto. include/ * elf/arm.h: Remove R_ARM_STKCHK and R_ARM_THM_STKCHK. Add R_ARM_TARGET2, R_ARM_PREL31, R_ARM_GOT_ABS, R_ARM_GOT_PREL, R_ARM_GOT_BREL12, R_ARM_GOTOFF12 and R_ARM_GOTRELAX. ld/ * ld.texinfo: Rename arm-specific section. Document --target* * emulparams/armelf_fbsd.sh: Set TARGET2_TYPE. * emulparams/armelf_linux.sh: Ditto. * emulparams/armelf_nbsd.sh: Ditto. * emultempl/armelf.em: Set default for TARGET2_TYPE. (target2_type): New variable. (arm_elf_before_allocation): Don't pass target1_type. (arm_elf_create_output_section_statements): New function. (PARSE_AND_LIST_PROLOGUE): Add OPTION_TARGET2. (PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS): Add --target=. (PARSE_AND_LIST_ARGS_CASES): Handle OPTION_TARGET2. (LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS): Set. * emultempl/armelf_oabi.em (_before_allocation): Remove extra argument to bfd_elf32_arm_process_before_allocation. ld/testsuite/ * ld-arm/arm-target1-{abs,rel}.d}: New files. * ld-arm/arm-target1.s: New file. * ld-arm/arm-target2-{,got-}rel.d: New files. * ld-arm/arm-target2.s: New file. * ld-arm/arm-rel31.d: New files. * ld-arm/arm-rel31.s: New files. * ld-arm/arm.ld: New file. * ld-arm/arm-elf.exp: Add new tests.
2004-09-17 20:18:19 +08:00
After the output has been created, but before inputs are read. */
static void
arm_elf_create_output_section_statements (void)
{
if (strstr (bfd_get_target (link_info.output_bfd), "arm") == NULL)
{
/* The arm backend needs special fields in the output hash structure.
These will only be created if the output format is an arm format,
hence we do not support linking and changing output formats at the
same time. Use a link followed by objcopy to change output formats. */
einfo ("%F%X%P: error: Cannot change output format whilst linking ARM binaries.\n");
return;
}
include/ * 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.
2008-02-15 11:35:53 +08:00
bfd_elf32_arm_set_target_relocs (link_info.output_bfd, &link_info,
target1_is_rel,
target2_type, fix_v4bx, use_blx,
vfp11_denorm_fix, no_enum_size_warning,
bfd: * 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.
2008-07-19 04:49:12 +08:00
no_wchar_size_warning,
pic_veneer, fix_cortex_a8,
fix_arm1176);
bfd/ * 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.
2008-05-16 01:00:15 +08:00
stub_file = lang_add_input_file ("linker stubs",
lang_input_file_is_fake_enum,
NULL);
stub_file->the_bfd = bfd_create ("linker stubs", link_info.output_bfd);
if (stub_file->the_bfd == NULL
|| ! bfd_set_arch_mach (stub_file->the_bfd,
bfd_get_arch (link_info.output_bfd),
bfd_get_mach (link_info.output_bfd)))
{
einfo ("%X%P: can not create BFD %E\n");
return;
}
stub_file->the_bfd->flags |= BFD_LINKER_CREATED;
ldlang_add_file (stub_file);
/* Also use the stub file for stubs placed in a single output section. */
bfd_elf32_arm_add_glue_sections_to_bfd (stub_file->the_bfd, &link_info);
bfd_elf32_arm_get_bfd_for_interworking (stub_file->the_bfd, &link_info);
bfd/ * 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.
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}
/* Avoid processing the fake stub_file in vercheck, stat_needed and
check_needed routines. */
static void (*real_func) (lang_input_statement_type *);
static void arm_for_each_input_file_wrapper (lang_input_statement_type *l)
{
if (l != stub_file)
(*real_func) (l);
bfd/ * bfd-in.h (bfd_elf32_arm_set_target_relocs): Add prototype. (bfd_elf32_arm_process_before_allocation): Update prototype. * bfd-in2.h: Regenerate. * bfd/elf32-arm.h (elf32_arm_link_hash_table): Add target2_reloc. (elf32_arm_link_hash_table_create): Set it. (bfd_elf32_arm_process_before_allocation): Remove target1_is_rel. (bfd_elf32_arm_set_target_relocs): New function. (arm_real_reloc_type): New function. (elf32_arm_final_link_relocate): Use it. Handle R_ARM_PREL31 and R_ARM_GOT_PREL. Remove R_ARM_TARGET1. (elf32_arm_gc_sweep_hook): Ditto. (elf32_arm_check_relocs): Ditto. (elf32_arm_relocate_section): Handle R_ARM_GOT_PREL. * elfarm-nabi.c (elf32_arm_howto_table): Add R_ARM_PREL31 and R_ARM_GOT_TARGET2. (elf32_arm_got_prel): New variable. (elf32_arm_howto_from_type): New function. (elf32_arm_info_to_howto): Use it. (elf32_arm_reloc_map): Add BFD_RELOC_ARM_PREL31 and BFD_RELOC_ARM_TARGET2. * libbfd.h: Regenerate. * reloc.c: Add BFD_RELOC_ARM_TARGET2 and BFD_RELOC_ARM_PREL31. gas/ * config/tc-arm.c (s_arm_rel31): New funciton. (md_pseudo_table): Add .rel31. (md_apply_fix3): Handle BFD_RELOC_ARM_TARGET2, BFD_RELOC_32_PCREL and BFD_RELOC_ARM_PREL31. (tc_gen_reloc): Handle BFD_RELOC_ARM_PREL31 and BFD_RELOC_ARM_TARGET2. (arm_fix_adjustable): Return 0 for BFD_RELOC_ARM_TARGET2. (arm_parse_reloc): Add (target2). gas/testsuite/ * gas/arm/pic.s: Add (target2). * gas/arm/pic.d: Ditto. include/ * elf/arm.h: Remove R_ARM_STKCHK and R_ARM_THM_STKCHK. Add R_ARM_TARGET2, R_ARM_PREL31, R_ARM_GOT_ABS, R_ARM_GOT_PREL, R_ARM_GOT_BREL12, R_ARM_GOTOFF12 and R_ARM_GOTRELAX. ld/ * ld.texinfo: Rename arm-specific section. Document --target* * emulparams/armelf_fbsd.sh: Set TARGET2_TYPE. * emulparams/armelf_linux.sh: Ditto. * emulparams/armelf_nbsd.sh: Ditto. * emultempl/armelf.em: Set default for TARGET2_TYPE. (target2_type): New variable. (arm_elf_before_allocation): Don't pass target1_type. (arm_elf_create_output_section_statements): New function. (PARSE_AND_LIST_PROLOGUE): Add OPTION_TARGET2. (PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS): Add --target=. (PARSE_AND_LIST_ARGS_CASES): Handle OPTION_TARGET2. (LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS): Set. * emultempl/armelf_oabi.em (_before_allocation): Remove extra argument to bfd_elf32_arm_process_before_allocation. ld/testsuite/ * ld-arm/arm-target1-{abs,rel}.d}: New files. * ld-arm/arm-target1.s: New file. * ld-arm/arm-target2-{,got-}rel.d: New files. * ld-arm/arm-target2.s: New file. * ld-arm/arm-rel31.d: New files. * ld-arm/arm-rel31.s: New files. * ld-arm/arm.ld: New file. * ld-arm/arm-elf.exp: Add new tests.
2004-09-17 20:18:19 +08:00
}
bfd/ * 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.
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static void
arm_lang_for_each_input_file (void (*func) (lang_input_statement_type *))
{
real_func = func;
lang_for_each_input_file (&arm_for_each_input_file_wrapper);
}
#define lang_for_each_input_file arm_lang_for_each_input_file
1999-05-03 15:29:11 +08:00
EOF
# Define some shell vars to insert bits of code into the standard elf
# parse_args and list_options functions.
#
PARSE_AND_LIST_PROLOGUE='
#define OPTION_THUMB_ENTRY 301
#define OPTION_BE8 302
#define OPTION_TARGET1_REL 303
#define OPTION_TARGET1_ABS 304
bfd/ * bfd-in.h (bfd_elf32_arm_set_target_relocs): Add prototype. (bfd_elf32_arm_process_before_allocation): Update prototype. * bfd-in2.h: Regenerate. * bfd/elf32-arm.h (elf32_arm_link_hash_table): Add target2_reloc. (elf32_arm_link_hash_table_create): Set it. (bfd_elf32_arm_process_before_allocation): Remove target1_is_rel. (bfd_elf32_arm_set_target_relocs): New function. (arm_real_reloc_type): New function. (elf32_arm_final_link_relocate): Use it. Handle R_ARM_PREL31 and R_ARM_GOT_PREL. Remove R_ARM_TARGET1. (elf32_arm_gc_sweep_hook): Ditto. (elf32_arm_check_relocs): Ditto. (elf32_arm_relocate_section): Handle R_ARM_GOT_PREL. * elfarm-nabi.c (elf32_arm_howto_table): Add R_ARM_PREL31 and R_ARM_GOT_TARGET2. (elf32_arm_got_prel): New variable. (elf32_arm_howto_from_type): New function. (elf32_arm_info_to_howto): Use it. (elf32_arm_reloc_map): Add BFD_RELOC_ARM_PREL31 and BFD_RELOC_ARM_TARGET2. * libbfd.h: Regenerate. * reloc.c: Add BFD_RELOC_ARM_TARGET2 and BFD_RELOC_ARM_PREL31. gas/ * config/tc-arm.c (s_arm_rel31): New funciton. (md_pseudo_table): Add .rel31. (md_apply_fix3): Handle BFD_RELOC_ARM_TARGET2, BFD_RELOC_32_PCREL and BFD_RELOC_ARM_PREL31. (tc_gen_reloc): Handle BFD_RELOC_ARM_PREL31 and BFD_RELOC_ARM_TARGET2. (arm_fix_adjustable): Return 0 for BFD_RELOC_ARM_TARGET2. (arm_parse_reloc): Add (target2). gas/testsuite/ * gas/arm/pic.s: Add (target2). * gas/arm/pic.d: Ditto. include/ * elf/arm.h: Remove R_ARM_STKCHK and R_ARM_THM_STKCHK. Add R_ARM_TARGET2, R_ARM_PREL31, R_ARM_GOT_ABS, R_ARM_GOT_PREL, R_ARM_GOT_BREL12, R_ARM_GOTOFF12 and R_ARM_GOTRELAX. ld/ * ld.texinfo: Rename arm-specific section. Document --target* * emulparams/armelf_fbsd.sh: Set TARGET2_TYPE. * emulparams/armelf_linux.sh: Ditto. * emulparams/armelf_nbsd.sh: Ditto. * emultempl/armelf.em: Set default for TARGET2_TYPE. (target2_type): New variable. (arm_elf_before_allocation): Don't pass target1_type. (arm_elf_create_output_section_statements): New function. (PARSE_AND_LIST_PROLOGUE): Add OPTION_TARGET2. (PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS): Add --target=. (PARSE_AND_LIST_ARGS_CASES): Handle OPTION_TARGET2. (LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS): Set. * emultempl/armelf_oabi.em (_before_allocation): Remove extra argument to bfd_elf32_arm_process_before_allocation. ld/testsuite/ * ld-arm/arm-target1-{abs,rel}.d}: New files. * ld-arm/arm-target1.s: New file. * ld-arm/arm-target2-{,got-}rel.d: New files. * ld-arm/arm-target2.s: New file. * ld-arm/arm-rel31.d: New files. * ld-arm/arm-rel31.s: New files. * ld-arm/arm.ld: New file. * ld-arm/arm-elf.exp: Add new tests.
2004-09-17 20:18:19 +08:00
#define OPTION_TARGET2 305
#define OPTION_FIX_V4BX 306
#define OPTION_USE_BLX 307
#define OPTION_VFP11_DENORM_FIX 308
#define OPTION_NO_ENUM_SIZE_WARNING 309
#define OPTION_PIC_VENEER 310
2008-02-20 Paul Brook <paul@codesourcery.com> 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.
2008-02-20 23:17:56 +08:00
#define OPTION_FIX_V4BX_INTERWORKING 311
bfd/ * 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.
2008-05-16 01:00:15 +08:00
#define OPTION_STUBGROUP_SIZE 312
bfd: * 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.
2008-07-19 04:49:12 +08:00
#define OPTION_NO_WCHAR_SIZE_WARNING 313
ld/ * emultempl/armelf.em (fix_cortex_a8): New. (arm_elf_before_allocation): Call bfd_elf32_arm_set_cortex_a8_fix. (arm_elf_create_output_section_statements): Add fix_cortex_a8 to bfd_elf32_arm_set_target_relocs. (OPTION_FIX_CORTEX_A8, OPTION_NO_FIX_CORTEX_A8): New. (PARSE_AND_LIST_LONGOPTS): Add [no-]fix-cortex-a8 options. (PARSE_AND_LIST_OPTIONS): Add [no-]fix-cortex-a8 options. (PARSE_AND_LIST_ARGS_CASES): Handle OPTION_[NO_]FIX_CORTEX_A8. * ld.texinfo (--[no-]fix-cortex-a8): Briefly document new options. bfd/ * elf32-arm.c (THUMB16_BCOND_INSN, THUMB32_INSN, THUMB32_B_INSN): New macros. (elf32_arm_stub_a8_veneer_b_cond, elf32_arm_stub_a8_veneer_b) (elf32_arm_stub_a8_veneer_blx): New stub sequences. (elf32_arm_stub_type): Add arm_stub_a8_veneer_b_cond, arm_stub_a8_veneer_b and arm_stub_a8_veneer_blx. (elf32_arm_stub_hash_entry): Add target_addend, orig_insn fields. (a8_erratum_fix, a8_erratum_reloc): New structs. (elf32_arm_link_hash_table): Add a8_erratum_fixes, num_a8_erratum_fixes, fix_cortex_a8 fields. (elf32_arm_link_hash_table_create): Zero fix_cortex_a8. (elf32_arm_add_stub): Split into two parts, creating... (elf32_arm_create_or_find_stub_sec): New function. (elf32_arm_final_link_relocate): Add forward declaration. (arm_build_one_stub): Add support for THUMB32_TYPE, Thumb-2 relocations, multiple relocations per stub. (find_stub_size_and_template): New (using parts of arm_size_one_stub). (arm_size_one_stub): Use find_stub_size_and_template. (a8_reloc_compare): New. (find_thumb_glue): Add forward declaration. (cortex_a8_erratum_scan): New. (elf32_arm_size_stubs): Add Cortex-A8 erratum workaround support. (bfd_elf32_arm_set_cortex_a8_fix): New. (bfd_elf32_arm_set_target_relocs): Add fix_cortex_a8 argument. (arm_map_one_stub): Add THUMB32_TYPE support. (a8_branch_to_stub_data): New. (make_branch_to_a8_stub): New. (elf32_arm_write_section): Add Cortex-A8 erratum workaround support. * bfd-in.h (bfd_elf32_arm_set_cortex_a8_fix): New. (bfd_elf32_arm_set_target_relocs): Add argument for controlling Cortex-A8 erratum workaround. * bfd-in2.h: Regenerate. ld/testsuite/ * ld-arm/cortex-a8-arm-target.s: New. * ld-arm/cortex-a8-thumb-target.s: New. * ld-arm/cortex-a8-fix-b-rel.s: New. * ld-arm/cortex-a8-fix-b-rel-arm.d: New. * ld-arm/cortex-a8-fix-b-rel-thumb.d: New. * ld-arm/cortex-a8-fix-b.s: New. * ld-arm/cortex-a8-fix-b.d: New. * ld-arm/cortex-a8-fix-bl-rel.s: New. * ld-arm/cortex-a8-fix-bl-rel-arm.d: New. * ld-arm/cortex-a8-fix-bl-rel-thumb.d: New. * ld-arm/cortex-a8-fix-bl.s: New. * ld-arm/cortex-a8-fix-bl.d: New. * ld-arm/cortex-a8-fix-bcc-rel.s: New. * ld-arm/cortex-a8-fix-bcc-rel-thumb.d: New. * ld-arm/cortex-a8-fix-bcc.s: New. * ld-arm/cortex-a8-fix-bcc.d: New. * ld-arm/cortex-a8-fix-blx-rel.s: New. * ld-arm/cortex-a8-fix-blx-rel-arm.d: New. * ld-arm/cortex-a8-fix-blx-rel-thumb.d: New. * ld-arm/cortex-a8-fix-blx.s: New. * ld-arm/cortex-a8-fix-blx.d: New. * ld-arm/arm-elf.exp: Add new tests.
2009-05-22 19:58:45 +08:00
#define OPTION_FIX_CORTEX_A8 314
#define OPTION_NO_FIX_CORTEX_A8 315
#define OPTION_NO_MERGE_EXIDX_ENTRIES 316
#define OPTION_FIX_ARM1176 317
#define OPTION_NO_FIX_ARM1176 318
'
1999-05-03 15:29:11 +08:00
PARSE_AND_LIST_SHORTOPTS=p
1999-05-03 15:29:11 +08:00
PARSE_AND_LIST_LONGOPTS='
{ "no-pipeline-knowledge", no_argument, NULL, '\'p\''},
{ "thumb-entry", required_argument, NULL, OPTION_THUMB_ENTRY},
{ "be8", no_argument, NULL, OPTION_BE8},
{ "target1-rel", no_argument, NULL, OPTION_TARGET1_REL},
{ "target1-abs", no_argument, NULL, OPTION_TARGET1_ABS},
bfd/ * bfd-in.h (bfd_elf32_arm_set_target_relocs): Add prototype. (bfd_elf32_arm_process_before_allocation): Update prototype. * bfd-in2.h: Regenerate. * bfd/elf32-arm.h (elf32_arm_link_hash_table): Add target2_reloc. (elf32_arm_link_hash_table_create): Set it. (bfd_elf32_arm_process_before_allocation): Remove target1_is_rel. (bfd_elf32_arm_set_target_relocs): New function. (arm_real_reloc_type): New function. (elf32_arm_final_link_relocate): Use it. Handle R_ARM_PREL31 and R_ARM_GOT_PREL. Remove R_ARM_TARGET1. (elf32_arm_gc_sweep_hook): Ditto. (elf32_arm_check_relocs): Ditto. (elf32_arm_relocate_section): Handle R_ARM_GOT_PREL. * elfarm-nabi.c (elf32_arm_howto_table): Add R_ARM_PREL31 and R_ARM_GOT_TARGET2. (elf32_arm_got_prel): New variable. (elf32_arm_howto_from_type): New function. (elf32_arm_info_to_howto): Use it. (elf32_arm_reloc_map): Add BFD_RELOC_ARM_PREL31 and BFD_RELOC_ARM_TARGET2. * libbfd.h: Regenerate. * reloc.c: Add BFD_RELOC_ARM_TARGET2 and BFD_RELOC_ARM_PREL31. gas/ * config/tc-arm.c (s_arm_rel31): New funciton. (md_pseudo_table): Add .rel31. (md_apply_fix3): Handle BFD_RELOC_ARM_TARGET2, BFD_RELOC_32_PCREL and BFD_RELOC_ARM_PREL31. (tc_gen_reloc): Handle BFD_RELOC_ARM_PREL31 and BFD_RELOC_ARM_TARGET2. (arm_fix_adjustable): Return 0 for BFD_RELOC_ARM_TARGET2. (arm_parse_reloc): Add (target2). gas/testsuite/ * gas/arm/pic.s: Add (target2). * gas/arm/pic.d: Ditto. include/ * elf/arm.h: Remove R_ARM_STKCHK and R_ARM_THM_STKCHK. Add R_ARM_TARGET2, R_ARM_PREL31, R_ARM_GOT_ABS, R_ARM_GOT_PREL, R_ARM_GOT_BREL12, R_ARM_GOTOFF12 and R_ARM_GOTRELAX. ld/ * ld.texinfo: Rename arm-specific section. Document --target* * emulparams/armelf_fbsd.sh: Set TARGET2_TYPE. * emulparams/armelf_linux.sh: Ditto. * emulparams/armelf_nbsd.sh: Ditto. * emultempl/armelf.em: Set default for TARGET2_TYPE. (target2_type): New variable. (arm_elf_before_allocation): Don't pass target1_type. (arm_elf_create_output_section_statements): New function. (PARSE_AND_LIST_PROLOGUE): Add OPTION_TARGET2. (PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS): Add --target=. (PARSE_AND_LIST_ARGS_CASES): Handle OPTION_TARGET2. (LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS): Set. * emultempl/armelf_oabi.em (_before_allocation): Remove extra argument to bfd_elf32_arm_process_before_allocation. ld/testsuite/ * ld-arm/arm-target1-{abs,rel}.d}: New files. * ld-arm/arm-target1.s: New file. * ld-arm/arm-target2-{,got-}rel.d: New files. * ld-arm/arm-target2.s: New file. * ld-arm/arm-rel31.d: New files. * ld-arm/arm-rel31.s: New files. * ld-arm/arm.ld: New file. * ld-arm/arm-elf.exp: Add new tests.
2004-09-17 20:18:19 +08:00
{ "target2", required_argument, NULL, OPTION_TARGET2},
{ "fix-v4bx", no_argument, NULL, OPTION_FIX_V4BX},
2008-02-20 Paul Brook <paul@codesourcery.com> 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.
2008-02-20 23:17:56 +08:00
{ "fix-v4bx-interworking", no_argument, NULL, OPTION_FIX_V4BX_INTERWORKING},
{ "use-blx", no_argument, NULL, OPTION_USE_BLX},
{ "vfp11-denorm-fix", required_argument, NULL, OPTION_VFP11_DENORM_FIX},
{ "no-enum-size-warning", no_argument, NULL, OPTION_NO_ENUM_SIZE_WARNING},
{ "pic-veneer", no_argument, NULL, OPTION_PIC_VENEER},
bfd/ * 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.
2008-05-16 01:00:15 +08:00
{ "stub-group-size", required_argument, NULL, OPTION_STUBGROUP_SIZE },
bfd: * 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.
2008-07-19 04:49:12 +08:00
{ "no-wchar-size-warning", no_argument, NULL, OPTION_NO_WCHAR_SIZE_WARNING},
ld/ * emultempl/armelf.em (fix_cortex_a8): New. (arm_elf_before_allocation): Call bfd_elf32_arm_set_cortex_a8_fix. (arm_elf_create_output_section_statements): Add fix_cortex_a8 to bfd_elf32_arm_set_target_relocs. (OPTION_FIX_CORTEX_A8, OPTION_NO_FIX_CORTEX_A8): New. (PARSE_AND_LIST_LONGOPTS): Add [no-]fix-cortex-a8 options. (PARSE_AND_LIST_OPTIONS): Add [no-]fix-cortex-a8 options. (PARSE_AND_LIST_ARGS_CASES): Handle OPTION_[NO_]FIX_CORTEX_A8. * ld.texinfo (--[no-]fix-cortex-a8): Briefly document new options. bfd/ * elf32-arm.c (THUMB16_BCOND_INSN, THUMB32_INSN, THUMB32_B_INSN): New macros. (elf32_arm_stub_a8_veneer_b_cond, elf32_arm_stub_a8_veneer_b) (elf32_arm_stub_a8_veneer_blx): New stub sequences. (elf32_arm_stub_type): Add arm_stub_a8_veneer_b_cond, arm_stub_a8_veneer_b and arm_stub_a8_veneer_blx. (elf32_arm_stub_hash_entry): Add target_addend, orig_insn fields. (a8_erratum_fix, a8_erratum_reloc): New structs. (elf32_arm_link_hash_table): Add a8_erratum_fixes, num_a8_erratum_fixes, fix_cortex_a8 fields. (elf32_arm_link_hash_table_create): Zero fix_cortex_a8. (elf32_arm_add_stub): Split into two parts, creating... (elf32_arm_create_or_find_stub_sec): New function. (elf32_arm_final_link_relocate): Add forward declaration. (arm_build_one_stub): Add support for THUMB32_TYPE, Thumb-2 relocations, multiple relocations per stub. (find_stub_size_and_template): New (using parts of arm_size_one_stub). (arm_size_one_stub): Use find_stub_size_and_template. (a8_reloc_compare): New. (find_thumb_glue): Add forward declaration. (cortex_a8_erratum_scan): New. (elf32_arm_size_stubs): Add Cortex-A8 erratum workaround support. (bfd_elf32_arm_set_cortex_a8_fix): New. (bfd_elf32_arm_set_target_relocs): Add fix_cortex_a8 argument. (arm_map_one_stub): Add THUMB32_TYPE support. (a8_branch_to_stub_data): New. (make_branch_to_a8_stub): New. (elf32_arm_write_section): Add Cortex-A8 erratum workaround support. * bfd-in.h (bfd_elf32_arm_set_cortex_a8_fix): New. (bfd_elf32_arm_set_target_relocs): Add argument for controlling Cortex-A8 erratum workaround. * bfd-in2.h: Regenerate. ld/testsuite/ * ld-arm/cortex-a8-arm-target.s: New. * ld-arm/cortex-a8-thumb-target.s: New. * ld-arm/cortex-a8-fix-b-rel.s: New. * ld-arm/cortex-a8-fix-b-rel-arm.d: New. * ld-arm/cortex-a8-fix-b-rel-thumb.d: New. * ld-arm/cortex-a8-fix-b.s: New. * ld-arm/cortex-a8-fix-b.d: New. * ld-arm/cortex-a8-fix-bl-rel.s: New. * ld-arm/cortex-a8-fix-bl-rel-arm.d: New. * ld-arm/cortex-a8-fix-bl-rel-thumb.d: New. * ld-arm/cortex-a8-fix-bl.s: New. * ld-arm/cortex-a8-fix-bl.d: New. * ld-arm/cortex-a8-fix-bcc-rel.s: New. * ld-arm/cortex-a8-fix-bcc-rel-thumb.d: New. * ld-arm/cortex-a8-fix-bcc.s: New. * ld-arm/cortex-a8-fix-bcc.d: New. * ld-arm/cortex-a8-fix-blx-rel.s: New. * ld-arm/cortex-a8-fix-blx-rel-arm.d: New. * ld-arm/cortex-a8-fix-blx-rel-thumb.d: New. * ld-arm/cortex-a8-fix-blx.s: New. * ld-arm/cortex-a8-fix-blx.d: New. * ld-arm/arm-elf.exp: Add new tests.
2009-05-22 19:58:45 +08:00
{ "fix-cortex-a8", no_argument, NULL, OPTION_FIX_CORTEX_A8 },
{ "no-fix-cortex-a8", no_argument, NULL, OPTION_NO_FIX_CORTEX_A8 },
{ "no-merge-exidx-entries", no_argument, NULL, OPTION_NO_MERGE_EXIDX_ENTRIES },
{ "fix-arm1176", no_argument, NULL, OPTION_FIX_ARM1176 },
{ "no-fix-arm1176", no_argument, NULL, OPTION_NO_FIX_ARM1176 },
'
1999-05-03 15:29:11 +08:00
PARSE_AND_LIST_OPTIONS='
fprintf (file, _(" --thumb-entry=<sym> Set the entry point to be Thumb symbol <sym>\n"));
fprintf (file, _(" --be8 Output BE8 format image\n"));
fprintf (file, _(" --target1-rel Interpret R_ARM_TARGET1 as R_ARM_REL32\n"));
fprintf (file, _(" --target1-abs Interpret R_ARM_TARGET1 as R_ARM_ABS32\n"));
fprintf (file, _(" --target2=<type> Specify definition of R_ARM_TARGET2\n"));
fprintf (file, _(" --fix-v4bx Rewrite BX rn as MOV pc, rn for ARMv4\n"));
2008-02-20 Paul Brook <paul@codesourcery.com> 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.
2008-02-20 23:17:56 +08:00
fprintf (file, _(" --fix-v4bx-interworking Rewrite BX rn branch to ARMv4 interworking veneer\n"));
fprintf (file, _(" --use-blx Enable use of BLX instructions\n"));
fprintf (file, _(" --vfp11-denorm-fix Specify how to fix VFP11 denorm erratum\n"));
fprintf (file, _(" --no-enum-size-warning Don'\''t warn about objects with incompatible\n"
" enum sizes\n"));
fprintf (file, _(" --no-wchar-size-warning Don'\''t warn about objects with incompatible\n"
bfd: * 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.
2008-07-19 04:49:12 +08:00
" wchar_t sizes\n"));
fprintf (file, _(" --pic-veneer Always generate PIC interworking veneers\n"));
bfd/ * 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.
2008-05-16 01:00:15 +08:00
fprintf (file, _("\
--stub-group-size=N Maximum size of a group of input sections that\n\
can be handled by one stub section. A negative\n\
value locates all stubs after their branches\n\
(with a group size of -N), while a positive\n\
value allows two groups of input sections, one\n\
before, and one after each stub section.\n\
Values of +/-1 indicate the linker should\n\
choose suitable defaults.\n"));
ld/ * emultempl/armelf.em (fix_cortex_a8): New. (arm_elf_before_allocation): Call bfd_elf32_arm_set_cortex_a8_fix. (arm_elf_create_output_section_statements): Add fix_cortex_a8 to bfd_elf32_arm_set_target_relocs. (OPTION_FIX_CORTEX_A8, OPTION_NO_FIX_CORTEX_A8): New. (PARSE_AND_LIST_LONGOPTS): Add [no-]fix-cortex-a8 options. (PARSE_AND_LIST_OPTIONS): Add [no-]fix-cortex-a8 options. (PARSE_AND_LIST_ARGS_CASES): Handle OPTION_[NO_]FIX_CORTEX_A8. * ld.texinfo (--[no-]fix-cortex-a8): Briefly document new options. bfd/ * elf32-arm.c (THUMB16_BCOND_INSN, THUMB32_INSN, THUMB32_B_INSN): New macros. (elf32_arm_stub_a8_veneer_b_cond, elf32_arm_stub_a8_veneer_b) (elf32_arm_stub_a8_veneer_blx): New stub sequences. (elf32_arm_stub_type): Add arm_stub_a8_veneer_b_cond, arm_stub_a8_veneer_b and arm_stub_a8_veneer_blx. (elf32_arm_stub_hash_entry): Add target_addend, orig_insn fields. (a8_erratum_fix, a8_erratum_reloc): New structs. (elf32_arm_link_hash_table): Add a8_erratum_fixes, num_a8_erratum_fixes, fix_cortex_a8 fields. (elf32_arm_link_hash_table_create): Zero fix_cortex_a8. (elf32_arm_add_stub): Split into two parts, creating... (elf32_arm_create_or_find_stub_sec): New function. (elf32_arm_final_link_relocate): Add forward declaration. (arm_build_one_stub): Add support for THUMB32_TYPE, Thumb-2 relocations, multiple relocations per stub. (find_stub_size_and_template): New (using parts of arm_size_one_stub). (arm_size_one_stub): Use find_stub_size_and_template. (a8_reloc_compare): New. (find_thumb_glue): Add forward declaration. (cortex_a8_erratum_scan): New. (elf32_arm_size_stubs): Add Cortex-A8 erratum workaround support. (bfd_elf32_arm_set_cortex_a8_fix): New. (bfd_elf32_arm_set_target_relocs): Add fix_cortex_a8 argument. (arm_map_one_stub): Add THUMB32_TYPE support. (a8_branch_to_stub_data): New. (make_branch_to_a8_stub): New. (elf32_arm_write_section): Add Cortex-A8 erratum workaround support. * bfd-in.h (bfd_elf32_arm_set_cortex_a8_fix): New. (bfd_elf32_arm_set_target_relocs): Add argument for controlling Cortex-A8 erratum workaround. * bfd-in2.h: Regenerate. ld/testsuite/ * ld-arm/cortex-a8-arm-target.s: New. * ld-arm/cortex-a8-thumb-target.s: New. * ld-arm/cortex-a8-fix-b-rel.s: New. * ld-arm/cortex-a8-fix-b-rel-arm.d: New. * ld-arm/cortex-a8-fix-b-rel-thumb.d: New. * ld-arm/cortex-a8-fix-b.s: New. * ld-arm/cortex-a8-fix-b.d: New. * ld-arm/cortex-a8-fix-bl-rel.s: New. * ld-arm/cortex-a8-fix-bl-rel-arm.d: New. * ld-arm/cortex-a8-fix-bl-rel-thumb.d: New. * ld-arm/cortex-a8-fix-bl.s: New. * ld-arm/cortex-a8-fix-bl.d: New. * ld-arm/cortex-a8-fix-bcc-rel.s: New. * ld-arm/cortex-a8-fix-bcc-rel-thumb.d: New. * ld-arm/cortex-a8-fix-bcc.s: New. * ld-arm/cortex-a8-fix-bcc.d: New. * ld-arm/cortex-a8-fix-blx-rel.s: New. * ld-arm/cortex-a8-fix-blx-rel-arm.d: New. * ld-arm/cortex-a8-fix-blx-rel-thumb.d: New. * ld-arm/cortex-a8-fix-blx.s: New. * ld-arm/cortex-a8-fix-blx.d: New. * ld-arm/arm-elf.exp: Add new tests.
2009-05-22 19:58:45 +08:00
fprintf (file, _(" --[no-]fix-cortex-a8 Disable/enable Cortex-A8 Thumb-2 branch erratum fix\n"));
fprintf (file, _(" --no-merge-exidx-entries Disable merging exidx entries\n"));
fprintf (file, _(" --[no-]fix-arm1176 Disable/enable ARM1176 BLX immediate erratum fix\n"));
'
1999-05-03 15:29:11 +08:00
PARSE_AND_LIST_ARGS_CASES='
case '\'p\'':
/* Only here for backwards compatibility. */
break;
1999-05-03 15:29:11 +08:00
case OPTION_THUMB_ENTRY:
thumb_entry_symbol = optarg;
break;
case OPTION_BE8:
byteswap_code = 1;
break;
case OPTION_TARGET1_REL:
target1_is_rel = 1;
break;
case OPTION_TARGET1_ABS:
target1_is_rel = 0;
break;
bfd/ * bfd-in.h (bfd_elf32_arm_set_target_relocs): Add prototype. (bfd_elf32_arm_process_before_allocation): Update prototype. * bfd-in2.h: Regenerate. * bfd/elf32-arm.h (elf32_arm_link_hash_table): Add target2_reloc. (elf32_arm_link_hash_table_create): Set it. (bfd_elf32_arm_process_before_allocation): Remove target1_is_rel. (bfd_elf32_arm_set_target_relocs): New function. (arm_real_reloc_type): New function. (elf32_arm_final_link_relocate): Use it. Handle R_ARM_PREL31 and R_ARM_GOT_PREL. Remove R_ARM_TARGET1. (elf32_arm_gc_sweep_hook): Ditto. (elf32_arm_check_relocs): Ditto. (elf32_arm_relocate_section): Handle R_ARM_GOT_PREL. * elfarm-nabi.c (elf32_arm_howto_table): Add R_ARM_PREL31 and R_ARM_GOT_TARGET2. (elf32_arm_got_prel): New variable. (elf32_arm_howto_from_type): New function. (elf32_arm_info_to_howto): Use it. (elf32_arm_reloc_map): Add BFD_RELOC_ARM_PREL31 and BFD_RELOC_ARM_TARGET2. * libbfd.h: Regenerate. * reloc.c: Add BFD_RELOC_ARM_TARGET2 and BFD_RELOC_ARM_PREL31. gas/ * config/tc-arm.c (s_arm_rel31): New funciton. (md_pseudo_table): Add .rel31. (md_apply_fix3): Handle BFD_RELOC_ARM_TARGET2, BFD_RELOC_32_PCREL and BFD_RELOC_ARM_PREL31. (tc_gen_reloc): Handle BFD_RELOC_ARM_PREL31 and BFD_RELOC_ARM_TARGET2. (arm_fix_adjustable): Return 0 for BFD_RELOC_ARM_TARGET2. (arm_parse_reloc): Add (target2). gas/testsuite/ * gas/arm/pic.s: Add (target2). * gas/arm/pic.d: Ditto. include/ * elf/arm.h: Remove R_ARM_STKCHK and R_ARM_THM_STKCHK. Add R_ARM_TARGET2, R_ARM_PREL31, R_ARM_GOT_ABS, R_ARM_GOT_PREL, R_ARM_GOT_BREL12, R_ARM_GOTOFF12 and R_ARM_GOTRELAX. ld/ * ld.texinfo: Rename arm-specific section. Document --target* * emulparams/armelf_fbsd.sh: Set TARGET2_TYPE. * emulparams/armelf_linux.sh: Ditto. * emulparams/armelf_nbsd.sh: Ditto. * emultempl/armelf.em: Set default for TARGET2_TYPE. (target2_type): New variable. (arm_elf_before_allocation): Don't pass target1_type. (arm_elf_create_output_section_statements): New function. (PARSE_AND_LIST_PROLOGUE): Add OPTION_TARGET2. (PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS): Add --target=. (PARSE_AND_LIST_ARGS_CASES): Handle OPTION_TARGET2. (LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS): Set. * emultempl/armelf_oabi.em (_before_allocation): Remove extra argument to bfd_elf32_arm_process_before_allocation. ld/testsuite/ * ld-arm/arm-target1-{abs,rel}.d}: New files. * ld-arm/arm-target1.s: New file. * ld-arm/arm-target2-{,got-}rel.d: New files. * ld-arm/arm-target2.s: New file. * ld-arm/arm-rel31.d: New files. * ld-arm/arm-rel31.s: New files. * ld-arm/arm.ld: New file. * ld-arm/arm-elf.exp: Add new tests.
2004-09-17 20:18:19 +08:00
case OPTION_TARGET2:
target2_type = optarg;
break;
case OPTION_FIX_V4BX:
fix_v4bx = 1;
break;
2008-02-20 Paul Brook <paul@codesourcery.com> 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.
2008-02-20 23:17:56 +08:00
case OPTION_FIX_V4BX_INTERWORKING:
fix_v4bx = 2;
break;
case OPTION_USE_BLX:
use_blx = 1;
break;
2007-07-19 Roland McGrath <roland@redhat.com> * genscripts.sh (source_em, fragment): New sh functions. Truncate e${EMULATION_NAME}.c file before .em script fills it. Use source_em in place of . for the .em script. * emultempl/generic.em: Use fragment and source_em functions. * 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/cr16elf.em: Likewise. * emultempl/crxelf.em: Likewise. * emultempl/elf-generic.em: Likewise. * emultempl/elf32.em: Likewise. * emultempl/genelf.em: Likewise. * emultempl/gld960.em: Likewise. * emultempl/gld960c.em: Likewise. * emultempl/hppaelf.em: Likewise. * emultempl/ia64elf.em: Likewise. * emultempl/irix.em: Likewise. * emultempl/linux.em: Likewise. * emultempl/lnk960.em: Likewise. * emultempl/m68hc1xelf.em: Likewise. * emultempl/m68kcoff.em: Likewise. * emultempl/m68kelf.em: Likewise. * emultempl/mipsecoff.em: Likewise. * emultempl/mipself.em: Likewise. * emultempl/mmix-elfnmmo.em: Likewise. * emultempl/mmixelf.em: Likewise. * emultempl/mmo.em: Likewise. * emultempl/needrelax.em: Likewise. * emultempl/netbsd.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/ticoff.em: Likewise. * emultempl/vanilla.em: Likewise. * emultempl/vxworks.em: Likewise. * emultempl/xtensaelf.em: Likewise. * emultempl/z80.em: Likewise.
2007-07-20 03:56:10 +08:00
case OPTION_VFP11_DENORM_FIX:
if (strcmp (optarg, "none") == 0)
vfp11_denorm_fix = BFD_ARM_VFP11_FIX_NONE;
else if (strcmp (optarg, "scalar") == 0)
vfp11_denorm_fix = BFD_ARM_VFP11_FIX_SCALAR;
else if (strcmp (optarg, "vector") == 0)
vfp11_denorm_fix = BFD_ARM_VFP11_FIX_VECTOR;
else
einfo (_("Unrecognized VFP11 fix type '\''%s'\''.\n"), optarg);
break;
case OPTION_NO_ENUM_SIZE_WARNING:
no_enum_size_warning = 1;
break;
bfd: * 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.
2008-07-19 04:49:12 +08:00
case OPTION_NO_WCHAR_SIZE_WARNING:
no_wchar_size_warning = 1;
break;
case OPTION_PIC_VENEER:
pic_veneer = 1;
break;
bfd/ * 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.
2008-05-16 01:00:15 +08:00
case OPTION_STUBGROUP_SIZE:
{
const char *end;
group_size = bfd_scan_vma (optarg, &end, 0);
if (*end)
einfo (_("%P%F: invalid number `%s'\''\n"), optarg);
}
break;
ld/ * emultempl/armelf.em (fix_cortex_a8): New. (arm_elf_before_allocation): Call bfd_elf32_arm_set_cortex_a8_fix. (arm_elf_create_output_section_statements): Add fix_cortex_a8 to bfd_elf32_arm_set_target_relocs. (OPTION_FIX_CORTEX_A8, OPTION_NO_FIX_CORTEX_A8): New. (PARSE_AND_LIST_LONGOPTS): Add [no-]fix-cortex-a8 options. (PARSE_AND_LIST_OPTIONS): Add [no-]fix-cortex-a8 options. (PARSE_AND_LIST_ARGS_CASES): Handle OPTION_[NO_]FIX_CORTEX_A8. * ld.texinfo (--[no-]fix-cortex-a8): Briefly document new options. bfd/ * elf32-arm.c (THUMB16_BCOND_INSN, THUMB32_INSN, THUMB32_B_INSN): New macros. (elf32_arm_stub_a8_veneer_b_cond, elf32_arm_stub_a8_veneer_b) (elf32_arm_stub_a8_veneer_blx): New stub sequences. (elf32_arm_stub_type): Add arm_stub_a8_veneer_b_cond, arm_stub_a8_veneer_b and arm_stub_a8_veneer_blx. (elf32_arm_stub_hash_entry): Add target_addend, orig_insn fields. (a8_erratum_fix, a8_erratum_reloc): New structs. (elf32_arm_link_hash_table): Add a8_erratum_fixes, num_a8_erratum_fixes, fix_cortex_a8 fields. (elf32_arm_link_hash_table_create): Zero fix_cortex_a8. (elf32_arm_add_stub): Split into two parts, creating... (elf32_arm_create_or_find_stub_sec): New function. (elf32_arm_final_link_relocate): Add forward declaration. (arm_build_one_stub): Add support for THUMB32_TYPE, Thumb-2 relocations, multiple relocations per stub. (find_stub_size_and_template): New (using parts of arm_size_one_stub). (arm_size_one_stub): Use find_stub_size_and_template. (a8_reloc_compare): New. (find_thumb_glue): Add forward declaration. (cortex_a8_erratum_scan): New. (elf32_arm_size_stubs): Add Cortex-A8 erratum workaround support. (bfd_elf32_arm_set_cortex_a8_fix): New. (bfd_elf32_arm_set_target_relocs): Add fix_cortex_a8 argument. (arm_map_one_stub): Add THUMB32_TYPE support. (a8_branch_to_stub_data): New. (make_branch_to_a8_stub): New. (elf32_arm_write_section): Add Cortex-A8 erratum workaround support. * bfd-in.h (bfd_elf32_arm_set_cortex_a8_fix): New. (bfd_elf32_arm_set_target_relocs): Add argument for controlling Cortex-A8 erratum workaround. * bfd-in2.h: Regenerate. ld/testsuite/ * ld-arm/cortex-a8-arm-target.s: New. * ld-arm/cortex-a8-thumb-target.s: New. * ld-arm/cortex-a8-fix-b-rel.s: New. * ld-arm/cortex-a8-fix-b-rel-arm.d: New. * ld-arm/cortex-a8-fix-b-rel-thumb.d: New. * ld-arm/cortex-a8-fix-b.s: New. * ld-arm/cortex-a8-fix-b.d: New. * ld-arm/cortex-a8-fix-bl-rel.s: New. * ld-arm/cortex-a8-fix-bl-rel-arm.d: New. * ld-arm/cortex-a8-fix-bl-rel-thumb.d: New. * ld-arm/cortex-a8-fix-bl.s: New. * ld-arm/cortex-a8-fix-bl.d: New. * ld-arm/cortex-a8-fix-bcc-rel.s: New. * ld-arm/cortex-a8-fix-bcc-rel-thumb.d: New. * ld-arm/cortex-a8-fix-bcc.s: New. * ld-arm/cortex-a8-fix-bcc.d: New. * ld-arm/cortex-a8-fix-blx-rel.s: New. * ld-arm/cortex-a8-fix-blx-rel-arm.d: New. * ld-arm/cortex-a8-fix-blx-rel-thumb.d: New. * ld-arm/cortex-a8-fix-blx.s: New. * ld-arm/cortex-a8-fix-blx.d: New. * ld-arm/arm-elf.exp: Add new tests.
2009-05-22 19:58:45 +08:00
case OPTION_FIX_CORTEX_A8:
fix_cortex_a8 = 1;
break;
case OPTION_NO_FIX_CORTEX_A8:
fix_cortex_a8 = 0;
break;
case OPTION_NO_MERGE_EXIDX_ENTRIES:
merge_exidx_entries = 0;
break;
case OPTION_FIX_ARM1176:
fix_arm1176 = 1;
break;
case OPTION_NO_FIX_ARM1176:
fix_arm1176 = 0;
break;
'
1999-05-03 15:29:11 +08:00
# We have our own before_allocation etc. functions, but they call
# the standard routines, so give them a different name.
LDEMUL_BEFORE_ALLOCATION=arm_elf_before_allocation
PR 10474 * ldemul.c (after_allocation_default): Run lang_relax_sections. * ldlang.h (lang_relax_sections): Declare. * ldlang.c (relax_sections): Delete. (lang_relax_sections): New function. (lang_process): Don't relax directly from here. * emultempl/alphaelf.em (alpha_finish): Call finish_default. * emultempl/armelf.em (arm_elf_after_allocation): Delete. Move body.. (gld${EMULATION_NAME}_finish): ..to here. Move existing code.. (gld${EMULATION_NAME}_after_allocation): ..to here. New function. (LDEMUL_AFTER_ALLOCATION): Update. * emultempl/avrelf.em (avr_elf_finish, LDEMUL_FINISH): Delete. (avr_elf_after_allocation): New function. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/elf-generic.em (gld${EMULATION_NAME}_map_segments): Call lang_relax_sections. * emultempl/elf32.em (gld${EMULATION_NAME}_finish): Delete. Move.. (gld${EMULATION_NAME}_after_allocation): ..code to here. New function. (LDEMUL_AFTER_ALLOCATION, LDEMUL_FINISH): Update. * emultempl/genelf.em (gld${EMULATION_NAME}_finish): Delete. Move.. (gld${EMULATION_NAME}_after_allocation): ..code to here. New function. (LDEMUL_FINISH): Delete. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/hppaelf.em (gld${EMULATION_NAME}_finish): Delete. Move.. (gld${EMULATION_NAME}_after_allocation): ..to here. New function. (LDEMUL_FINISH): Delete. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/m68hc1xelf.em (m68hc11elf_finish): Delete. Move.. (m68hc11elf_after_allocation): ..to here. New function. (LDEMUL_FINISH): Delete. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/m68kelf.em (m68k_elf_after_allocation): Call gld${EMULATION_NAME}_after_allocation. * emultempl/mmix-elfnmmo.em (mmix_after_allocation): Call gld${EMULATION_NAME}_after_allocation. * emultempl/mmo.em (mmo_finish): Delete. Move body.. (gld${EMULATION_NAME}_after_allocation): ..to here. New function. (LDEMUL_FINISH): Define. * emultempl/ppc64elf.em (ppc_layout_sections_again): Set elf_gp. (gld${EMULATION_NAME}_finish): Move code sizing sections.. (gld${EMULATION_NAME}_after_allocation): ..to here. * emultempl/sh64elf.em (sh64_elf_${EMULATION_NAME}_after_allocation): Call gld${EMULATION_NAME}_after_allocation. * emultempl/spuelf.em (gld${EMULATION_NAME}_finish): Delete bfd_elf_discard_info and map_segments call.
2009-08-10 15:50:56 +08:00
LDEMUL_AFTER_ALLOCATION=gld${EMULATION_NAME}_after_allocation
bfd/ * bfd-in.h (bfd_elf32_arm_set_target_relocs): Add prototype. (bfd_elf32_arm_process_before_allocation): Update prototype. * bfd-in2.h: Regenerate. * bfd/elf32-arm.h (elf32_arm_link_hash_table): Add target2_reloc. (elf32_arm_link_hash_table_create): Set it. (bfd_elf32_arm_process_before_allocation): Remove target1_is_rel. (bfd_elf32_arm_set_target_relocs): New function. (arm_real_reloc_type): New function. (elf32_arm_final_link_relocate): Use it. Handle R_ARM_PREL31 and R_ARM_GOT_PREL. Remove R_ARM_TARGET1. (elf32_arm_gc_sweep_hook): Ditto. (elf32_arm_check_relocs): Ditto. (elf32_arm_relocate_section): Handle R_ARM_GOT_PREL. * elfarm-nabi.c (elf32_arm_howto_table): Add R_ARM_PREL31 and R_ARM_GOT_TARGET2. (elf32_arm_got_prel): New variable. (elf32_arm_howto_from_type): New function. (elf32_arm_info_to_howto): Use it. (elf32_arm_reloc_map): Add BFD_RELOC_ARM_PREL31 and BFD_RELOC_ARM_TARGET2. * libbfd.h: Regenerate. * reloc.c: Add BFD_RELOC_ARM_TARGET2 and BFD_RELOC_ARM_PREL31. gas/ * config/tc-arm.c (s_arm_rel31): New funciton. (md_pseudo_table): Add .rel31. (md_apply_fix3): Handle BFD_RELOC_ARM_TARGET2, BFD_RELOC_32_PCREL and BFD_RELOC_ARM_PREL31. (tc_gen_reloc): Handle BFD_RELOC_ARM_PREL31 and BFD_RELOC_ARM_TARGET2. (arm_fix_adjustable): Return 0 for BFD_RELOC_ARM_TARGET2. (arm_parse_reloc): Add (target2). gas/testsuite/ * gas/arm/pic.s: Add (target2). * gas/arm/pic.d: Ditto. include/ * elf/arm.h: Remove R_ARM_STKCHK and R_ARM_THM_STKCHK. Add R_ARM_TARGET2, R_ARM_PREL31, R_ARM_GOT_ABS, R_ARM_GOT_PREL, R_ARM_GOT_BREL12, R_ARM_GOTOFF12 and R_ARM_GOTRELAX. ld/ * ld.texinfo: Rename arm-specific section. Document --target* * emulparams/armelf_fbsd.sh: Set TARGET2_TYPE. * emulparams/armelf_linux.sh: Ditto. * emulparams/armelf_nbsd.sh: Ditto. * emultempl/armelf.em: Set default for TARGET2_TYPE. (target2_type): New variable. (arm_elf_before_allocation): Don't pass target1_type. (arm_elf_create_output_section_statements): New function. (PARSE_AND_LIST_PROLOGUE): Add OPTION_TARGET2. (PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS): Add --target=. (PARSE_AND_LIST_ARGS_CASES): Handle OPTION_TARGET2. (LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS): Set. * emultempl/armelf_oabi.em (_before_allocation): Remove extra argument to bfd_elf32_arm_process_before_allocation. ld/testsuite/ * ld-arm/arm-target1-{abs,rel}.d}: New files. * ld-arm/arm-target1.s: New file. * ld-arm/arm-target2-{,got-}rel.d: New files. * ld-arm/arm-target2.s: New file. * ld-arm/arm-rel31.d: New files. * ld-arm/arm-rel31.s: New files. * ld-arm/arm.ld: New file. * ld-arm/arm-elf.exp: Add new tests.
2004-09-17 20:18:19 +08:00
LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS=arm_elf_create_output_section_statements
1999-05-03 15:29:11 +08:00
# Replace the elf before_parse function with our own.
LDEMUL_BEFORE_PARSE=gld"${EMULATION_NAME}"_before_parse
1999-05-03 15:29:11 +08:00
# Call the extra arm-elf function
bfd/ * 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.
2008-05-16 01:00:15 +08:00
LDEMUL_FINISH=gld${EMULATION_NAME}_finish