diff options
Diffstat (limited to 'bfd/elf32-i386.c')
-rw-r--r-- | bfd/elf32-i386.c | 107 |
1 files changed, 55 insertions, 52 deletions
diff --git a/bfd/elf32-i386.c b/bfd/elf32-i386.c index 1e4c3f4..507eecf 100644 --- a/bfd/elf32-i386.c +++ b/bfd/elf32-i386.c @@ -1029,7 +1029,7 @@ elf_i386_create_dynamic_sections (bfd *dynobj, struct bfd_link_info *info) if (!htab->sdynbss) abort (); - if (info->executable) + if (bfd_link_executable (info)) { /* Always allow copy relocs for building executables. */ asection *s = bfd_get_linker_section (dynobj, ".rel.bss"); @@ -1354,7 +1354,7 @@ elf_i386_tls_transition (struct bfd_link_info *info, bfd *abfd, case R_386_TLS_IE_32: case R_386_TLS_IE: case R_386_TLS_GOTIE: - if (info->executable) + if (bfd_link_executable (info)) { if (h == NULL) to_type = R_386_TLS_LE_32; @@ -1370,7 +1370,7 @@ elf_i386_tls_transition (struct bfd_link_info *info, bfd *abfd, { unsigned int new_to_type = to_type; - if (info->executable + if (bfd_link_executable (info) && h != NULL && h->dynindx == -1 && (tls_type & GOT_TLS_IE)) @@ -1396,7 +1396,7 @@ elf_i386_tls_transition (struct bfd_link_info *info, bfd *abfd, break; case R_386_TLS_LDM: - if (info->executable) + if (bfd_link_executable (info)) to_type = R_386_TLS_LE_32; break; @@ -1474,7 +1474,7 @@ elf_i386_check_relocs (bfd *abfd, asection *sreloc; bfd_boolean use_plt_got; - if (info->relocatable) + if (bfd_link_relocatable (info)) return TRUE; BFD_ASSERT (is_i386_elf (abfd)); @@ -1618,7 +1618,7 @@ elf_i386_check_relocs (bfd *abfd, case R_386_TLS_IE_32: case R_386_TLS_IE: case R_386_TLS_GOTIE: - if (!info->executable) + if (!bfd_link_executable (info)) info->flags |= DF_STATIC_TLS; /* Fall through */ @@ -1738,14 +1738,14 @@ elf_i386_check_relocs (bfd *abfd, case R_386_TLS_LE_32: case R_386_TLS_LE: - if (info->executable) + if (bfd_link_executable (info)) break; info->flags |= DF_STATIC_TLS; /* Fall through */ case R_386_32: case R_386_PC32: - if (h != NULL && info->executable) + if (h != NULL && bfd_link_executable (info)) { /* If this reloc is in a read-only section, we might need a copy reloc. We can't check reliably at this @@ -1785,7 +1785,7 @@ do_size: may need to keep relocations for symbols satisfied by a dynamic library if we manage to avoid copy relocs for the symbol. */ - if ((info->shared + if ((bfd_link_pic (info) && (sec->flags & SEC_ALLOC) != 0 && (r_type != R_386_PC32 || (h != NULL @@ -1793,7 +1793,7 @@ do_size: || h->root.type == bfd_link_hash_defweak || !h->def_regular)))) || (ELIMINATE_COPY_RELOCS - && !info->shared + && !bfd_link_pic (info) && (sec->flags & SEC_ALLOC) != 0 && h != NULL && (h->root.type == bfd_link_hash_defweak @@ -1963,7 +1963,7 @@ elf_i386_gc_sweep_hook (bfd *abfd, bfd_signed_vma *local_got_refcounts; const Elf_Internal_Rela *rel, *relend; - if (info->relocatable) + if (bfd_link_relocatable (info)) return TRUE; htab = elf_i386_hash_table (info); @@ -2066,7 +2066,7 @@ elf_i386_gc_sweep_hook (bfd *abfd, case R_386_32: case R_386_PC32: case R_386_SIZE32: - if (info->shared + if (bfd_link_pic (info) && (h == NULL || h->type != STT_GNU_IFUNC)) break; /* Fall through */ @@ -2206,7 +2206,7 @@ elf_i386_adjust_dynamic_symbol (struct bfd_link_info *info, only references to the symbol are via the global offset table. For such cases we need not do anything here; the relocations will be handled correctly by relocate_section. */ - if (!info->executable) + if (!bfd_link_executable (info)) return TRUE; /* If there are no references to this symbol that do not use the @@ -2349,7 +2349,7 @@ elf_i386_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf) return FALSE; } - if (info->shared + if (bfd_link_pic (info) || WILL_CALL_FINISH_DYNAMIC_SYMBOL (1, 0, h)) { asection *s = htab->elf.splt; @@ -2371,7 +2371,7 @@ elf_i386_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf) location in the .plt. This is required to make function pointers compare as equal between the normal executable and the shared library. */ - if (! info->shared + if (! bfd_link_pic (info) && !h->def_regular) { if (use_plt_got) @@ -2406,7 +2406,7 @@ elf_i386_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf) } if (get_elf_i386_backend_data (info->output_bfd)->is_vxworks - && !info->shared) + && !bfd_link_pic (info)) { /* VxWorks has a second set of relocations for each PLT entry in executables. They go in a separate relocation section, @@ -2443,7 +2443,7 @@ elf_i386_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf) /* If R_386_TLS_{IE_32,IE,GOTIE} symbol is now local to the binary, make it a R_386_TLS_LE_32 requiring no TLS entry. */ if (h->got.refcount > 0 - && info->executable + && bfd_link_executable (info) && h->dynindx == -1 && (elf_i386_hash_entry(h)->tls_type & GOT_TLS_IE)) h->got.offset = (bfd_vma) -1; @@ -2495,7 +2495,7 @@ elf_i386_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf) else if (! GOT_TLS_GDESC_P (tls_type) && (ELF_ST_VISIBILITY (h->other) == STV_DEFAULT || h->root.type != bfd_link_hash_undefweak) - && (info->shared + && (bfd_link_pic (info) || WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, 0, h))) htab->elf.srelgot->size += sizeof (Elf32_External_Rel); if (GOT_TLS_GDESC_P (tls_type)) @@ -2513,7 +2513,7 @@ elf_i386_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf) space for pc-relative relocs that have become local due to symbol visibility changes. */ - if (info->shared) + if (bfd_link_pic (info)) { /* The only reloc that uses pc_count is R_386_PC32, which will appear on a call or on something like ".long foo - .". We @@ -2655,7 +2655,7 @@ elf_i386_readonly_dynrelocs (struct elf_link_hash_entry *h, void *inf) info->flags |= DF_TEXTREL; - if ((info->warn_shared_textrel && info->shared) + if ((info->warn_shared_textrel && bfd_link_pic (info)) || info->error_textrel) info->callbacks->einfo (_("%P: %B: warning: relocation against `%s' in readonly section `%A'\n"), p->sec->owner, h->root.root.string, @@ -2834,7 +2834,7 @@ elf_i386_size_dynamic_sections (bfd *output_bfd, struct bfd_link_info *info) if (htab->elf.dynamic_sections_created) { /* Set the contents of the .interp section to the interpreter. */ - if (info->executable) + if (bfd_link_executable (info)) { s = bfd_get_linker_section (dynobj, ".interp"); if (s == NULL) @@ -2894,7 +2894,7 @@ elf_i386_size_dynamic_sections (bfd *output_bfd, struct bfd_link_info *info) && (info->flags & DF_TEXTREL) == 0) { info->flags |= DF_TEXTREL; - if ((info->warn_shared_textrel && info->shared) + if ((info->warn_shared_textrel && bfd_link_pic (info)) || info->error_textrel) info->callbacks->einfo (_("%P: %B: warning: relocation in readonly section `%A'\n"), p->sec->owner, p->sec); @@ -2936,7 +2936,7 @@ elf_i386_size_dynamic_sections (bfd *output_bfd, struct bfd_link_info *info) || *local_tls_type == GOT_TLS_IE_BOTH) s->size += 4; } - if (info->shared + if (bfd_link_pic (info) || GOT_TLS_GD_ANY_P (*local_tls_type) || (*local_tls_type & GOT_TLS_IE)) { @@ -3115,7 +3115,7 @@ elf_i386_size_dynamic_sections (bfd *output_bfd, struct bfd_link_info *info) #define add_dynamic_entry(TAG, VAL) \ _bfd_elf_add_dynamic_entry (info, TAG, VAL) - if (info->executable) + if (bfd_link_executable (info)) { if (!add_dynamic_entry (DT_DEBUG, 0)) return FALSE; @@ -3263,7 +3263,7 @@ elf_i386_set_tls_module_base (struct bfd_link_info *info) struct elf_i386_link_hash_table *htab; struct bfd_link_hash_entry *base; - if (!info->executable) + if (!bfd_link_executable (info)) return; htab = elf_i386_hash_table (info); @@ -3343,7 +3343,7 @@ elf_i386_relocate_section (bfd *output_bfd, /* We have to handle relocations in vxworks .tls_vars sections specially, because the dynamic loader is 'weird'. */ is_vxworks_tls = (get_elf_i386_backend_data (output_bfd)->is_vxworks - && info->shared + && bfd_link_pic (info) && !strcmp (input_section->output_section->name, ".tls_vars")); @@ -3406,7 +3406,7 @@ elf_i386_relocate_section (bfd *output_bfd, if (ELF_ST_TYPE (sym->st_info) == STT_SECTION && ((sec->flags & SEC_MERGE) != 0 - || (info->relocatable + || (bfd_link_relocatable (info) && sec->output_offset != 0))) { bfd_vma addend; @@ -3442,7 +3442,7 @@ elf_i386_relocate_section (bfd *output_bfd, abort (); } - if (info->relocatable) + if (bfd_link_relocatable (info)) addend += sec->output_offset; else { @@ -3473,7 +3473,7 @@ elf_i386_relocate_section (bfd *output_bfd, break; } } - else if (!info->relocatable + else if (!bfd_link_relocatable (info) && ELF32_ST_TYPE (sym->st_info) == STT_GNU_IFUNC) { /* Relocate against local STT_GNU_IFUNC symbol. */ @@ -3503,7 +3503,7 @@ elf_i386_relocate_section (bfd *output_bfd, RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section, rel, 1, relend, howto, 0, contents); - if (info->relocatable) + if (bfd_link_relocatable (info)) continue; /* Since STT_GNU_IFUNC symbol must go through PLT, we handle @@ -3562,7 +3562,7 @@ elf_i386_relocate_section (bfd *output_bfd, case R_386_32: /* Generate dynamic relcoation only when there is a non-GOT reference in a shared object. */ - if (info->shared && h->non_got_ref) + if (bfd_link_pic (info) && h->non_got_ref) { Elf_Internal_Rela outrel; asection *sreloc; @@ -3584,7 +3584,7 @@ elf_i386_relocate_section (bfd *output_bfd, if (h->dynindx == -1 || h->forced_local - || info->executable) + || bfd_link_executable (info)) { /* This symbol is resolved locally. */ outrel.r_info = ELF32_R_INFO (0, R_386_IRELATIVE); @@ -3701,8 +3701,10 @@ elf_i386_relocate_section (bfd *output_bfd, off = h->got.offset; dyn = htab->elf.dynamic_sections_created; - if (! WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info->shared, h) - || (info->shared + if (! WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, + bfd_link_pic (info), + h) + || (bfd_link_pic (info) && SYMBOL_REFERENCES_LOCAL (info, h)) || (ELF_ST_VISIBILITY (h->other) && h->root.type == bfd_link_hash_undefweak)) @@ -3748,7 +3750,7 @@ elf_i386_relocate_section (bfd *output_bfd, bfd_put_32 (output_bfd, relocation, htab->elf.sgot->contents + off); - if (info->shared) + if (bfd_link_pic (info)) { asection *s; Elf_Internal_Rela outrel; @@ -3785,7 +3787,7 @@ elf_i386_relocate_section (bfd *output_bfd, symbol for shared library since it may not be local when used as function address or with copy relocation. We also need to make sure that a symbol is referenced locally. */ - if (!info->executable && h) + if (!bfd_link_executable (info) && h) { if (!h->def_regular) { @@ -3892,14 +3894,14 @@ elf_i386_relocate_section (bfd *output_bfd, || is_vxworks_tls) break; - if ((info->shared + if ((bfd_link_pic (info) && (h == NULL || ELF_ST_VISIBILITY (h->other) == STV_DEFAULT || h->root.type != bfd_link_hash_undefweak) && ((r_type != R_386_PC32 && r_type != R_386_SIZE32) || !SYMBOL_CALLS_LOCAL (info, h))) || (ELIMINATE_COPY_RELOCS - && !info->shared + && !bfd_link_pic (info) && h != NULL && h->dynindx != -1 && !h->non_got_ref @@ -3934,7 +3936,7 @@ elf_i386_relocate_section (bfd *output_bfd, else if (h != NULL && h->dynindx != -1 && (r_type == R_386_PC32 - || !info->shared + || !bfd_link_pic (info) || !SYMBOLIC_BIND (info, h) || !h->def_regular)) outrel.r_info = ELF32_R_INFO (h->dynindx, r_type); @@ -3965,7 +3967,7 @@ elf_i386_relocate_section (bfd *output_bfd, break; case R_386_TLS_IE: - if (!info->executable) + if (!bfd_link_executable (info)) { Elf_Internal_Rela outrel; asection *sreloc; @@ -4506,7 +4508,8 @@ elf_i386_relocate_section (bfd *output_bfd, break; case R_386_TLS_LDO_32: - if (!info->executable || (input_section->flags & SEC_CODE) == 0) + if (!bfd_link_executable (info) + || (input_section->flags & SEC_CODE) == 0) relocation -= elf_i386_dtpoff_base (info); else /* When converting LDO to LE, we must negate. */ @@ -4515,7 +4518,7 @@ elf_i386_relocate_section (bfd *output_bfd, case R_386_TLS_LE_32: case R_386_TLS_LE: - if (!info->executable) + if (!bfd_link_executable (info)) { Elf_Internal_Rela outrel; asection *sreloc; @@ -4666,7 +4669,7 @@ elf_i386_finish_dynamic_symbol (bfd *output_bfd, it up. */ if ((h->dynindx == -1 - && !((h->forced_local || info->executable) + && !((h->forced_local || bfd_link_executable (info)) && h->def_regular && h->type == STT_GNU_IFUNC)) || plt == NULL @@ -4697,7 +4700,7 @@ elf_i386_finish_dynamic_symbol (bfd *output_bfd, } /* Fill in the entry in the procedure linkage table. */ - if (! info->shared) + if (! bfd_link_pic (info)) { memcpy (plt->contents + h->plt.offset, abed->plt->plt_entry, abed->plt->plt_entry_size); @@ -4719,7 +4722,7 @@ elf_i386_finish_dynamic_symbol (bfd *output_bfd, s = ((h->plt.offset - abed->plt->plt_entry_size) / abed->plt->plt_entry_size); /* K: Number of relocations for PLTResolve. */ - if (info->shared) + if (bfd_link_pic (info)) k = PLTRESOLVE_RELOCS_SHLIB; else k = PLTRESOLVE_RELOCS; @@ -4767,7 +4770,7 @@ elf_i386_finish_dynamic_symbol (bfd *output_bfd, + gotplt->output_offset + got_offset); if (h->dynindx == -1 - || ((info->executable + || ((bfd_link_executable (info) || ELF_ST_VISIBILITY (h->other) != STV_DEFAULT) && h->def_regular && h->type == STT_GNU_IFUNC)) @@ -4826,7 +4829,7 @@ elf_i386_finish_dynamic_symbol (bfd *output_bfd, abort (); /* Fill in the entry in the GOT procedure linkage table. */ - if (! info->shared) + if (! bfd_link_pic (info)) { got_plt_entry = elf_i386_got_plt_entry; got_offset += got->output_section->vma + got->output_offset; @@ -4888,7 +4891,7 @@ elf_i386_finish_dynamic_symbol (bfd *output_bfd, if (h->def_regular && h->type == STT_GNU_IFUNC) { - if (info->shared) + if (bfd_link_pic (info)) { /* Generate R_386_GLOB_DAT. */ goto do_glob_dat; @@ -4911,7 +4914,7 @@ elf_i386_finish_dynamic_symbol (bfd *output_bfd, return TRUE; } } - else if (info->shared + else if (bfd_link_pic (info) && SYMBOL_REFERENCES_LOCAL (info, h)) { BFD_ASSERT((h->got.offset & 1) != 0); @@ -5077,7 +5080,7 @@ elf_i386_finish_dynamic_sections (bfd *output_bfd, /* Fill in the first entry in the procedure linkage table. */ if (htab->elf.splt && htab->elf.splt->size > 0) { - if (info->shared) + if (bfd_link_pic (info)) { memcpy (htab->elf.splt->contents, abed->plt->pic_plt0_entry, abed->plt->plt0_entry_size); @@ -5135,14 +5138,14 @@ elf_i386_finish_dynamic_sections (bfd *output_bfd, ->this_hdr.sh_entsize = 4; /* Correct the .rel.plt.unloaded relocations. */ - if (abed->is_vxworks && !info->shared) + if (abed->is_vxworks && !bfd_link_pic (info)) { int num_plts = (htab->elf.splt->size / abed->plt->plt_entry_size) - 1; unsigned char *p; p = htab->srelplt2->contents; - if (info->shared) + if (bfd_link_pic (info)) p += PLTRESOLVE_RELOCS_SHLIB * sizeof (Elf32_External_Rel); else p += PLTRESOLVE_RELOCS * sizeof (Elf32_External_Rel); |