X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=bfd%2Felf32-frv.c;h=91815dff275cbe345709a002ff212611840a0b9c;hb=38f14ab8fcfa4eab8bab417a5a165b7403ef9b0e;hp=fa12528b3d11ab9ed7a4d5d894f8b9c1a5e783a9;hpb=3cbc1e5e68341e53a03fe7e9d38fc02e0d78c418;p=binutils-gdb.git diff --git a/bfd/elf32-frv.c b/bfd/elf32-frv.c index fa12528b3d1..91815dff275 100644 --- a/bfd/elf32-frv.c +++ b/bfd/elf32-frv.c @@ -1,5 +1,5 @@ /* FRV-specific support for 32-bit ELF. - Copyright (C) 2002-2015 Free Software Foundation, Inc. + Copyright (C) 2002-2018 Free Software Foundation, Inc. This file is part of BFD, the Binary File Descriptor library. @@ -805,16 +805,8 @@ struct frvfdpic_elf_link_hash_table { struct elf_link_hash_table elf; - /* A pointer to the .got section. */ - asection *sgot; - /* A pointer to the .rel.got section. */ - asection *sgotrel; /* A pointer to the .rofixup section. */ asection *sgotfixup; - /* A pointer to the .plt section. */ - asection *splt; - /* A pointer to the .rel.plt section. */ - asection *spltrel; /* GOT base offset. */ bfd_vma got0; /* Location of the first non-lazy PLT entry, i.e., the number of @@ -837,15 +829,15 @@ struct frvfdpic_elf_link_hash_table == FRV_ELF_DATA ? ((struct frvfdpic_elf_link_hash_table *) ((p)->hash)) : NULL) #define frvfdpic_got_section(info) \ - (frvfdpic_hash_table (info)->sgot) + (frvfdpic_hash_table (info)->elf.sgot) #define frvfdpic_gotrel_section(info) \ - (frvfdpic_hash_table (info)->sgotrel) + (frvfdpic_hash_table (info)->elf.srelgot) #define frvfdpic_gotfixup_section(info) \ (frvfdpic_hash_table (info)->sgotfixup) #define frvfdpic_plt_section(info) \ - (frvfdpic_hash_table (info)->splt) + (frvfdpic_hash_table (info)->elf.splt) #define frvfdpic_pltrel_section(info) \ - (frvfdpic_hash_table (info)->spltrel) + (frvfdpic_hash_table (info)->elf.srelplt) #define frvfdpic_relocs_info(info) \ (frvfdpic_hash_table (info)->relocs_info) #define frvfdpic_got_initial_offset(info) \ @@ -1054,7 +1046,7 @@ struct frvfdpic_relocs_info for symbol+addend. Should be implied by something like: (plt || fdgotoff12 || fdgotofflos || fdgotofflohi || ((fd || fdgot12 || fdgotlos || fdgothilo) - && (symndx != -1 || FRVFDPIC_FUNCDESC_LOCAL (info, d.h)))) */ + && (symndx != -1 || FRVFDPIC_FUNCDESC_LOCAL (info, d.h)))) */ unsigned privfd:1; /* Whether a lazy PLT entry is needed for this symbol+addend. Should be implied by something like: @@ -2307,8 +2299,8 @@ elf32_frv_relocate_gprelhi (struct bfd_link_info *info, h = bfd_link_hash_lookup (info->hash, "_gp", FALSE, FALSE, TRUE); gp = (h->u.def.value - + h->u.def.section->output_section->vma - + h->u.def.section->output_offset); + + h->u.def.section->output_section->vma + + h->u.def.section->output_offset); value -= input_section->output_section->vma; value -= (gp - input_section->output_section->vma); @@ -2340,8 +2332,8 @@ elf32_frv_relocate_gprello (struct bfd_link_info *info, h = bfd_link_hash_lookup (info->hash, "_gp", FALSE, FALSE, TRUE); gp = (h->u.def.value - + h->u.def.section->output_section->vma - + h->u.def.section->output_offset); + + h->u.def.section->output_section->vma + + h->u.def.section->output_offset); value -= input_section->output_section->vma; value -= (gp - input_section->output_section->vma); @@ -2561,7 +2553,9 @@ frv_info_to_howto_rela (bfd *abfd ATTRIBUTE_UNUSED, default: if (r_type >= (unsigned int) R_FRV_max) { - _bfd_error_handler (_("%B: invalid FRV reloc number: %d"), abfd, r_type); + /* xgettext:c-format */ + _bfd_error_handler (_("%pB: unsupported relocation type %#x"), + abfd, r_type); r_type = 0; } cache_ptr->howto = & elf32_frv_howto_table [r_type]; @@ -2775,6 +2769,7 @@ elf32_frv_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, case R_FRV_32: if (! IS_FDPIC (output_bfd)) goto non_fdpic; + /* Fall through. */ case R_FRV_GOT12: case R_FRV_GOTHI: @@ -2825,6 +2820,7 @@ elf32_frv_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, rel->r_addend)) { info->callbacks->einfo + /* xgettext:c-format */ (_("%H: relocation to `%s+%v'" " may have caused the error above\n"), input_bfd, input_section, rel->r_offset, name, rel->r_addend); @@ -3184,8 +3180,8 @@ elf32_frv_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, bfd_put_32 (input_bfd, insn, contents + rel->r_offset); /* #tlsoff(symbol+offset) is just a relaxation - annotation, so there's nothing left to - relocate. */ + annotation, so there's nothing left to + relocate. */ continue; } @@ -3534,9 +3530,10 @@ elf32_frv_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, if (addend) { info->callbacks->einfo - (_("%H: R_FRV_FUNCDESC references dynamic symbol" + (_("%H: %s references dynamic symbol" " with nonzero addend\n"), - input_bfd, input_section, rel->r_offset); + input_bfd, input_section, rel->r_offset, + "R_FRV_FUNCDESC"); return FALSE; } dynindx = h->dynindx; @@ -3655,9 +3652,10 @@ elf32_frv_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, if (addend && r_type == R_FRV_FUNCDESC_VALUE) { info->callbacks->einfo - (_("%H: R_FRV_FUNCDESC_VALUE" - " references dynamic symbol with nonzero addend\n"), - input_bfd, input_section, rel->r_offset); + (_("%H: %s references dynamic symbol" + " with nonzero addend\n"), + input_bfd, input_section, rel->r_offset, + "R_FRV_FUNCDESC_VALUE"); return FALSE; } dynindx = h->dynindx; @@ -3911,6 +3909,7 @@ elf32_frv_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, && picrel->d.h->root.type == bfd_link_hash_undefined)) { info->callbacks->einfo + /* xgettext:c-format */ (_("%H: reloc against `%s' references a different segment\n"), input_bfd, input_section, rel->r_offset, name); } @@ -4031,13 +4030,13 @@ elf32_frv_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, switch (r) { case bfd_reloc_overflow: - r = info->callbacks->reloc_overflow + (*info->callbacks->reloc_overflow) (info, (h ? &h->root : NULL), name, howto->name, (bfd_vma) 0, input_bfd, input_section, rel->r_offset); break; case bfd_reloc_undefined: - r = info->callbacks->undefined_symbol + (*info->callbacks->undefined_symbol) (info, name, input_bfd, input_section, rel->r_offset, TRUE); break; @@ -4061,13 +4060,11 @@ elf32_frv_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, if (msg) { info->callbacks->einfo + /* xgettext:c-format */ (_("%H: reloc against `%s': %s\n"), input_bfd, input_section, rel->r_offset, name, msg); return FALSE; } - - if (! r) - return FALSE; } } @@ -4173,7 +4170,7 @@ _frv_create_got_section (bfd *abfd, struct bfd_link_info *info) int offset; /* This function may be called more than once. */ - s = bfd_get_linker_section (abfd, ".got"); + s = elf_hash_table (info)->sgot; if (s != NULL) return TRUE; @@ -4188,18 +4185,11 @@ _frv_create_got_section (bfd *abfd, struct bfd_link_info *info) pltflags = flags; s = bfd_make_section_anyway_with_flags (abfd, ".got", flags); + elf_hash_table (info)->sgot = s; if (s == NULL || !bfd_set_section_alignment (abfd, s, ptralign)) return FALSE; - if (bed->want_got_plt) - { - s = bfd_make_section_anyway_with_flags (abfd, ".got.plt", flags); - if (s == NULL - || !bfd_set_section_alignment (abfd, s, ptralign)) - return FALSE; - } - if (bed->want_got_sym) { /* Define the symbol _GLOBAL_OFFSET_TABLE_ at the start of the .got @@ -4224,7 +4214,6 @@ _frv_create_got_section (bfd *abfd, struct bfd_link_info *info) data for the got. */ if (IS_FDPIC (abfd)) { - frvfdpic_got_section (info) = s; frvfdpic_relocs_info (info) = htab_try_create (1, frvfdpic_relocs_info_hash, frvfdpic_relocs_info_eq, @@ -4234,12 +4223,11 @@ _frv_create_got_section (bfd *abfd, struct bfd_link_info *info) s = bfd_make_section_anyway_with_flags (abfd, ".rel.got", (flags | SEC_READONLY)); + elf_hash_table (info)->srelgot = s; if (s == NULL || ! bfd_set_section_alignment (abfd, s, 2)) return FALSE; - frvfdpic_gotrel_section (info) = s; - /* Machine-specific. */ s = bfd_make_section_anyway_with_flags (abfd, ".rofixup", (flags | SEC_READONLY)); @@ -4640,7 +4628,7 @@ _frvfdpic_relax_tls_entries (struct frvfdpic_relocs_info *entry, + 32768) < (bfd_vma)65536)) || (entry->symndx != -1 && (elf_hash_table (dinfo->info)->tls_sec->size - + abs (entry->addend) < 32768 + FRVFDPIC_TLS_BIAS)))) + + entry->addend < 32768 + FRVFDPIC_TLS_BIAS)))) { if (! changed) { @@ -5442,7 +5430,7 @@ elf32_frvfdpic_size_dynamic_sections (bfd *output_bfd, if (elf_hash_table (info)->dynamic_sections_created) { /* Set the contents of the .interp section to the interpreter. */ - if (bfd_link_executable (info)) + if (bfd_link_executable (info) && !info->nointerp) { s = bfd_get_linker_section (dynobj, ".interp"); BFD_ASSERT (s != NULL); @@ -5839,7 +5827,7 @@ elf32_frvfdpic_adjust_dynamic_symbol /* Make sure we know what is going on here. */ BFD_ASSERT (dynobj != NULL - && (h->u.weakdef != NULL + && (h->is_weakalias || (h->def_dynamic && h->ref_regular && !h->def_regular))); @@ -5847,12 +5835,13 @@ elf32_frvfdpic_adjust_dynamic_symbol /* If this is a weak symbol, and there is a real definition, the processor independent code will have arranged for us to see the real definition first, and we can just use the same value. */ - if (h->u.weakdef != NULL) + if (h->is_weakalias) { - BFD_ASSERT (h->u.weakdef->root.type == bfd_link_hash_defined - || h->u.weakdef->root.type == bfd_link_hash_defweak); - h->root.u.def.section = h->u.weakdef->root.u.def.section; - h->root.u.def.value = h->u.weakdef->root.u.def.value; + struct elf_link_hash_entry *def = weakdef (h); + BFD_ASSERT (def->root.type == bfd_link_hash_defined); + h->root.u.def.section = def->root.u.def.section; + h->root.u.def.value = def->root.u.def.value; + return TRUE; } return TRUE; @@ -6046,17 +6035,13 @@ elf32_frv_check_relocs (bfd *abfd, r_symndx = ELF32_R_SYM (rel->r_info); if (r_symndx < symtab_hdr->sh_info) - h = NULL; + h = NULL; else { h = sym_hashes[r_symndx - symtab_hdr->sh_info]; while (h->root.type == bfd_link_hash_indirect || h->root.type == bfd_link_hash_warning) h = (struct elf_link_hash_entry *) h->root.u.i.link; - - /* PR15323, ref flags aren't set for references in the same - object. */ - h->root.non_ir_ref = 1; } switch (ELF32_R_TYPE (rel->r_info)) @@ -6139,7 +6124,7 @@ elf32_frv_check_relocs (bfd *abfd, } switch (ELF32_R_TYPE (rel->r_info)) - { + { case R_FRV_LABEL24: if (IS_FDPIC (abfd)) picrel->call = 1; @@ -6237,21 +6222,21 @@ elf32_frv_check_relocs (bfd *abfd, info->flags |= DF_STATIC_TLS; goto bad_reloc; - /* This relocation describes the C++ object vtable hierarchy. - Reconstruct it for later use during GC. */ - case R_FRV_GNU_VTINHERIT: - if (!bfd_elf_gc_record_vtinherit (abfd, sec, h, rel->r_offset)) - return FALSE; - break; - - /* This relocation describes which C++ vtable entries are actually - used. Record for later use during GC. */ - case R_FRV_GNU_VTENTRY: - BFD_ASSERT (h != NULL); - if (h != NULL - && !bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend)) - return FALSE; - break; + /* This relocation describes the C++ object vtable hierarchy. + Reconstruct it for later use during GC. */ + case R_FRV_GNU_VTINHERIT: + if (!bfd_elf_gc_record_vtinherit (abfd, sec, h, rel->r_offset)) + return FALSE; + break; + + /* This relocation describes which C++ vtable entries are actually + used. Record for later use during GC. */ + case R_FRV_GNU_VTENTRY: + BFD_ASSERT (h != NULL); + if (h != NULL + && !bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend)) + return FALSE; + break; case R_FRV_LABEL16: case R_FRV_LO16: @@ -6268,11 +6253,11 @@ elf32_frv_check_relocs (bfd *abfd, default: bad_reloc: - info->callbacks->einfo - (_("%B: unsupported relocation type %i\n"), - abfd, ELF32_R_TYPE (rel->r_info)); + /* xgettext:c-format */ + _bfd_error_handler (_("%pB: unsupported relocation type %#x"), + abfd, (unsigned int) ELF32_R_TYPE (rel->r_info)); return FALSE; - } + } } return TRUE; @@ -6351,8 +6336,9 @@ frv_elf_arch_extension_p (flagword base, flagword extension) object file when linking. */ static bfd_boolean -frv_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd) +frv_elf_merge_private_bfd_data (bfd *ibfd, struct bfd_link_info *info) { + bfd *obfd = info->output_bfd; flagword old_flags, old_partial; flagword new_flags, new_partial; bfd_boolean error = FALSE; @@ -6367,9 +6353,10 @@ frv_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd) new_flags &= ~EF_FRV_PIC; #ifdef DEBUG - (*_bfd_error_handler) ("old_flags = 0x%.8lx, new_flags = 0x%.8lx, init = %s, filename = %s", - old_flags, new_flags, elf_flags_init (obfd) ? "yes" : "no", - bfd_get_filename (ibfd)); + _bfd_error_handler + ("old_flags = 0x%.8x, new_flags = 0x%.8x, init = %s, filename = %s", + old_flags, new_flags, elf_flags_init (obfd) ? "yes" : "no", + bfd_get_filename (ibfd)); #endif if (!elf_flags_init (obfd)) /* First call, no flags set. */ @@ -6384,7 +6371,7 @@ frv_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd) else /* Possibly incompatible flags. */ { /* Warn if different # of gprs are used. Note, 0 means nothing is - said about the size of gprs. */ + said about the size of gprs. */ new_partial = (new_flags & EF_FRV_GPR_MASK); old_partial = (old_flags & EF_FRV_GPR_MASK); if (new_partial == old_partial) @@ -6414,7 +6401,7 @@ frv_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd) } /* Warn if different # of fprs are used. Note, 0 means nothing is - said about the size of fprs. */ + said about the size of fprs. */ new_partial = (new_flags & EF_FRV_FPR_MASK); old_partial = (old_flags & EF_FRV_FPR_MASK); if (new_partial == old_partial) @@ -6446,7 +6433,7 @@ frv_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd) } /* Warn if different dword support was used. Note, 0 means nothing is - said about the dword support. */ + said about the dword support. */ new_partial = (new_flags & EF_FRV_DWORD_MASK); old_partial = (old_flags & EF_FRV_DWORD_MASK); if (new_partial == old_partial) @@ -6491,14 +6478,14 @@ frv_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd) | (old_flags & new_flags & EF_FRV_NOPACK)); /* We don't have to do anything if the pic flags are the same, or the new - module(s) were compiled with -mlibrary-pic. */ + module(s) were compiled with -mlibrary-pic. */ new_partial = (new_flags & EF_FRV_PIC_FLAGS); old_partial = (old_flags & EF_FRV_PIC_FLAGS); if ((new_partial == old_partial) || ((new_partial & EF_FRV_LIBPIC) != 0)) ; /* If the old module(s) were compiled with -mlibrary-pic, copy in the pic - flags if any from the new module. */ + flags if any from the new module. */ else if ((old_partial & EF_FRV_LIBPIC) != 0) old_flags = (old_flags & ~ EF_FRV_PIC_FLAGS) | new_partial; @@ -6507,7 +6494,7 @@ frv_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd) old_flags |= new_partial; /* One module was compiled for pic and the other was not, see if we have - had any relocations that are not pic-safe. */ + had any relocations that are not pic-safe. */ else { if ((old_flags & EF_FRV_NON_PIC_RELOCS) == 0) @@ -6517,10 +6504,11 @@ frv_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd) old_flags &= ~ EF_FRV_PIC_FLAGS; #ifndef FRV_NO_PIC_ERROR error = TRUE; - (*_bfd_error_handler) - (_("%s: compiled with %s and linked with modules that use non-pic relocations"), - bfd_get_filename (ibfd), - (new_flags & EF_FRV_BIGPIC) ? "-fPIC" : "-fpic"); + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: compiled with %s and linked with modules" + " that use non-pic relocations"), + ibfd, (new_flags & EF_FRV_BIGPIC) ? "-fPIC" : "-fpic"); #endif } } @@ -6570,9 +6558,10 @@ frv_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd) if (new_opt[0]) { error = TRUE; - (*_bfd_error_handler) - (_("%s: compiled with %s and linked with modules compiled with %s"), - bfd_get_filename (ibfd), new_opt, old_opt); + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: compiled with %s and linked with modules compiled with %s"), + ibfd, new_opt, old_opt); } /* Warn about any other mismatches */ @@ -6582,9 +6571,11 @@ frv_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd) { old_flags |= new_partial; error = TRUE; - (*_bfd_error_handler) - (_("%s: uses different unknown e_flags (0x%lx) fields than previous modules (0x%lx)"), - bfd_get_filename (ibfd), (long)new_partial, (long)old_partial); + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: uses different unknown e_flags (%#x) fields" + " than previous modules (%#x)"), + ibfd, new_partial, old_partial); } } @@ -6603,13 +6594,13 @@ frv_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd) { error = TRUE; if (IS_FDPIC (obfd)) - (*_bfd_error_handler) - (_("%s: cannot link non-fdpic object file into fdpic executable"), - bfd_get_filename (ibfd)); + _bfd_error_handler + (_("%pB: cannot link non-fdpic object file into fdpic executable"), + ibfd); else - (*_bfd_error_handler) - (_("%s: cannot link fdpic object file into non-fdpic executable"), - bfd_get_filename (ibfd)); + _bfd_error_handler + (_("%pB: cannot link fdpic object file into non-fdpic executable"), + ibfd); } if (error) @@ -6714,7 +6705,7 @@ elf32_frv_grok_prstatus (bfd *abfd, Elf_Internal_Note *note) return FALSE; /* The Linux/FRV elf_prstatus struct is 268 bytes long. The other - hardcoded offsets and sizes listed below (and contained within + hardcoded offsets and sizes listed below (and contained within this lexical block) refer to fields in the target's elf_prstatus struct. */ case 268: @@ -6781,19 +6772,18 @@ elf32_frv_grok_psinfo (bfd *abfd, Elf_Internal_Note *note) return TRUE; } #define ELF_ARCH bfd_arch_frv -#define ELF_TARGET_ID FRV_ELF_DATA #define ELF_MACHINE_CODE EM_CYGNUS_FRV #define ELF_MAXPAGESIZE 0x1000 -#define TARGET_BIG_SYM frv_elf32_vec +#define TARGET_BIG_SYM frv_elf32_vec #define TARGET_BIG_NAME "elf32-frv" #define elf_info_to_howto frv_info_to_howto_rela #define elf_backend_relocate_section elf32_frv_relocate_section #define elf_backend_gc_mark_hook elf32_frv_gc_mark_hook -#define elf_backend_check_relocs elf32_frv_check_relocs +#define elf_backend_check_relocs elf32_frv_check_relocs #define elf_backend_object_p elf32_frv_object_p -#define elf_backend_add_symbol_hook elf32_frv_add_symbol_hook +#define elf_backend_add_symbol_hook elf32_frv_add_symbol_hook #define elf_backend_stack_align 8 #define elf_backend_can_gc_sections 1 @@ -6818,13 +6808,17 @@ elf32_frv_grok_psinfo (bfd *abfd, Elf_Internal_Note *note) #define elf_backend_grok_prstatus elf32_frv_grok_prstatus #define elf_backend_grok_psinfo elf32_frv_grok_psinfo +#define elf_backend_linux_prpsinfo32_ugid16 TRUE + #include "elf32-target.h" +#undef ELF_TARGET_ID +#define ELF_TARGET_ID FRV_ELF_DATA #undef ELF_MAXPAGESIZE #define ELF_MAXPAGESIZE 0x4000 #undef TARGET_BIG_SYM -#define TARGET_BIG_SYM frv_elf32_fdpic_vec +#define TARGET_BIG_SYM frv_elf32_fdpic_vec #undef TARGET_BIG_NAME #define TARGET_BIG_NAME "elf32-frvfdpic" #undef elf32_bed @@ -6873,12 +6867,12 @@ elf32_frv_grok_psinfo (bfd *abfd, Elf_Internal_Note *note) frvfdpic_elf_encode_eh_address #undef elf_backend_may_use_rel_p -#define elf_backend_may_use_rel_p 1 +#define elf_backend_may_use_rel_p 1 #undef elf_backend_may_use_rela_p -#define elf_backend_may_use_rela_p 1 +#define elf_backend_may_use_rela_p 1 /* We use REL for dynamic relocations only. */ #undef elf_backend_default_use_rela_p -#define elf_backend_default_use_rela_p 1 +#define elf_backend_default_use_rela_p 1 #undef elf_backend_omit_section_dynsym #define elf_backend_omit_section_dynsym _frvfdpic_link_omit_section_dynsym