X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=bfd%2Felf64-alpha.c;h=8f73212dae660c599e2293ceb48dfd3cf22beb39;hb=6fd1d259e98354236fafd14ec05f3d6a377ede9f;hp=b70505040f65c7cc87b1209f0f995655d3edd76c;hpb=81fbe831fe0239501808446529614a07449695e3;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/elf64-alpha.c b/bfd/elf64-alpha.c index b70505040f..8f73212dae 100644 --- a/bfd/elf64-alpha.c +++ b/bfd/elf64-alpha.c @@ -1,7 +1,5 @@ /* Alpha specific support for 64-bit ELF - Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, - 2006, 2007, 2008, 2009, 2010, 2011, 2012 - Free Software Foundation, Inc. + Copyright (C) 1996-2020 Free Software Foundation, Inc. Contributed by Richard Henderson . This file is part of BFD, the Binary File Descriptor library. @@ -29,6 +27,7 @@ #include "bfd.h" #include "libbfd.h" #include "elf-bfd.h" +#include "ecoff-bfd.h" #include "elf/alpha.h" @@ -145,14 +144,14 @@ struct alpha_elf_reloc_entry /* Which .reloc section? */ asection *srel; - /* What kind of relocation? */ - unsigned int rtype; - - /* Is this against read-only section? */ - unsigned int reltext : 1; + /* Which section this relocation is against? */ + asection *sec; /* How many did we find? */ unsigned long count; + + /* What kind of relocation? */ + unsigned int rtype; }; struct alpha_elf_link_hash_entry @@ -281,7 +280,7 @@ static struct bfd_link_hash_table * elf64_alpha_bfd_link_hash_table_create (bfd *abfd) { struct alpha_elf_link_hash_table *ret; - bfd_size_type amt = sizeof (struct alpha_elf_link_hash_table); + size_t amt = sizeof (struct alpha_elf_link_hash_table); ret = (struct alpha_elf_link_hash_table *) bfd_zmalloc (amt); if (ret == (struct alpha_elf_link_hash_table *) NULL) @@ -488,8 +487,8 @@ static reloc_howto_type elf64_alpha_howto_table[] = { HOWTO (R_ALPHA_NONE, /* type */ 0, /* rightshift */ - 0, /* size (0 = byte, 1 = short, 2 = long) */ - 8, /* bitsize */ + 3, /* size (0 = byte, 1 = short, 2 = long) */ + 0, /* bitsize */ TRUE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont, /* complain_on_overflow */ @@ -1102,13 +1101,22 @@ elf64_alpha_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, /* Given an Alpha ELF reloc type, fill in an arelent structure. */ -static void -elf64_alpha_info_to_howto (bfd *abfd ATTRIBUTE_UNUSED, arelent *cache_ptr, +static bfd_boolean +elf64_alpha_info_to_howto (bfd *abfd, arelent *cache_ptr, Elf_Internal_Rela *dst) { unsigned r_type = ELF64_R_TYPE(dst->r_info); - BFD_ASSERT (r_type < (unsigned int) R_ALPHA_max); + + if (r_type >= R_ALPHA_max) + { + /* xgettext:c-format */ + _bfd_error_handler (_("%pB: unsupported relocation type %#x"), + abfd, r_type); + bfd_set_error (bfd_error_bad_value); + return FALSE; + } cache_ptr->howto = &elf64_alpha_howto_table[r_type]; + return TRUE; } /* These two relocations create a two-word entry in the got. */ @@ -1128,9 +1136,7 @@ elf64_alpha_info_to_howto (bfd *abfd ATTRIBUTE_UNUSED, arelent *cache_ptr, /* Handle an Alpha specific section when reading an object file. This is called when bfd_section_from_shdr finds a section with an unknown - type. - FIXME: We need to handle the SHF_ALPHA_GPREL flag, but I'm not sure - how to. */ + type. */ static bfd_boolean elf64_alpha_section_from_shdr (bfd *abfd, @@ -1161,9 +1167,8 @@ elf64_alpha_section_from_shdr (bfd *abfd, if (hdr->sh_type == SHT_ALPHA_DEBUG) { - if (! bfd_set_section_flags (abfd, newsect, - (bfd_get_section_flags (abfd, newsect) - | SEC_DEBUGGING))) + if (!bfd_set_section_flags (newsect, + bfd_section_flags (newsect) | SEC_DEBUGGING)) return FALSE; } @@ -1173,10 +1178,10 @@ elf64_alpha_section_from_shdr (bfd *abfd, /* Convert Alpha specific section flags to bfd internal section flags. */ static bfd_boolean -elf64_alpha_section_flags (flagword *flags, const Elf_Internal_Shdr *hdr) +elf64_alpha_section_flags (const Elf_Internal_Shdr *hdr) { if (hdr->sh_flags & SHF_ALPHA_GPREL) - *flags |= SEC_SMALL_DATA; + hdr->bfd_section->flags |= SEC_SMALL_DATA; return TRUE; } @@ -1189,13 +1194,13 @@ elf64_alpha_fake_sections (bfd *abfd, Elf_Internal_Shdr *hdr, asection *sec) { register const char *name; - name = bfd_get_section_name (abfd, sec); + name = bfd_section_name (sec); if (strcmp (name, ".mdebug") == 0) { hdr->sh_type = SHT_ALPHA_DEBUG; /* In a shared object on Irix 5.3, the .mdebug section has an - entsize of 0. FIXME: Does this matter? */ + entsize of 0. FIXME: Does this matter? */ if ((abfd->flags & DYNAMIC) != 0 ) hdr->sh_entsize = 0; else @@ -1222,7 +1227,7 @@ elf64_alpha_add_symbol_hook (bfd *abfd, struct bfd_link_info *info, asection **secp, bfd_vma *valp) { if (sym->st_shndx == SHN_COMMON - && !info->relocatable + && !bfd_link_relocatable (info) && sym->st_size <= elf_gp_size (abfd)) { /* Common symbols less than or equal to -G nn bytes are @@ -1263,7 +1268,7 @@ elf64_alpha_create_got_section (bfd *abfd, | SEC_LINKER_CREATED); s = bfd_make_section_anyway_with_flags (abfd, ".got", flags); if (s == NULL - || !bfd_set_section_alignment (abfd, s, 3)) + || !bfd_set_section_alignment (s, 3)) return FALSE; alpha_elf_tdata (abfd)->got = s; @@ -1294,7 +1299,8 @@ elf64_alpha_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info) | SEC_LINKER_CREATED | (elf64_alpha_use_secureplt ? SEC_READONLY : 0)); s = bfd_make_section_anyway_with_flags (abfd, ".plt", flags); - if (s == NULL || ! bfd_set_section_alignment (abfd, s, 4)) + elf_hash_table (info)->splt = s; + if (s == NULL || ! bfd_set_section_alignment (s, 4)) return FALSE; /* Define the symbol _PROCEDURE_LINKAGE_TABLE_ at the start of the @@ -1308,14 +1314,16 @@ elf64_alpha_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info) flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_IN_MEMORY | SEC_LINKER_CREATED | SEC_READONLY); s = bfd_make_section_anyway_with_flags (abfd, ".rela.plt", flags); - if (s == NULL || ! bfd_set_section_alignment (abfd, s, 3)) + elf_hash_table (info)->srelplt = s; + if (s == NULL || ! bfd_set_section_alignment (s, 3)) return FALSE; if (elf64_alpha_use_secureplt) { flags = SEC_ALLOC | SEC_LINKER_CREATED; s = bfd_make_section_anyway_with_flags (abfd, ".got.plt", flags); - if (s == NULL || ! bfd_set_section_alignment (abfd, s, 3)) + elf_hash_table (info)->sgotplt = s; + if (s == NULL || ! bfd_set_section_alignment (s, 3)) return FALSE; } @@ -1331,8 +1339,9 @@ elf64_alpha_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info) flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_IN_MEMORY | SEC_LINKER_CREATED | SEC_READONLY); s = bfd_make_section_anyway_with_flags (abfd, ".rela.got", flags); + elf_hash_table (info)->srelgot = s; if (s == NULL - || !bfd_set_section_alignment (abfd, s, 3)) + || !bfd_set_section_alignment (s, 3)) return FALSE; /* Define the symbol _GLOBAL_OFFSET_TABLE_ at the start of the @@ -1376,18 +1385,23 @@ elf64_alpha_read_ecoff_info (bfd *abfd, asection *section, /* The symbolic header contains absolute file offsets and sizes to read. */ #define READ(ptr, offset, count, size, type) \ - if (symhdr->count == 0) \ - debug->ptr = NULL; \ - else \ + do \ { \ - bfd_size_type amt = (bfd_size_type) size * symhdr->count; \ - debug->ptr = (type) bfd_malloc (amt); \ - if (debug->ptr == NULL) \ + size_t amt; \ + debug->ptr = NULL; \ + if (symhdr->count == 0) \ + break; \ + if (_bfd_mul_overflow (size, symhdr->count, &amt)) \ + { \ + bfd_set_error (bfd_error_file_too_big); \ + goto error_return; \ + } \ + if (bfd_seek (abfd, symhdr->offset, SEEK_SET) != 0) \ goto error_return; \ - if (bfd_seek (abfd, (file_ptr) symhdr->offset, SEEK_SET) != 0 \ - || bfd_bread (debug->ptr, amt, abfd) != amt) \ + debug->ptr = (type) _bfd_malloc_and_read (abfd, amt, amt); \ + if (debug->ptr == NULL) \ goto error_return; \ - } + } while (0) READ (line, cbLineOffset, cbLine, sizeof (unsigned char), unsigned char *); READ (external_dnr, cbDnOffset, idnMax, swap->external_dnr_size, void *); @@ -1444,18 +1458,21 @@ elf64_alpha_is_local_label_name (bfd *abfd ATTRIBUTE_UNUSED, const char *name) } static bfd_boolean -elf64_alpha_find_nearest_line (bfd *abfd, asection *section, asymbol **symbols, - bfd_vma offset, const char **filename_ptr, +elf64_alpha_find_nearest_line (bfd *abfd, asymbol **symbols, + asection *section, bfd_vma offset, + const char **filename_ptr, const char **functionname_ptr, - unsigned int *line_ptr) + unsigned int *line_ptr, + unsigned int *discriminator_ptr) { asection *msec; - if (_bfd_dwarf2_find_nearest_line (abfd, dwarf_debug_sections, - section, symbols, offset, + if (_bfd_dwarf2_find_nearest_line (abfd, symbols, NULL, section, offset, filename_ptr, functionname_ptr, - line_ptr, NULL, 0, - &elf_tdata (abfd)->dwarf2_find_line_info)) + line_ptr, discriminator_ptr, + dwarf_debug_sections, + &elf_tdata (abfd)->dwarf2_find_line_info) + == 1) return TRUE; msec = bfd_get_section_by_name (abfd, ".mdebug"); @@ -1514,11 +1531,11 @@ elf64_alpha_find_nearest_line (bfd *abfd, asection *section, asymbol **symbols, alpha_elf_tdata (abfd)->find_line_info = fi; /* Note that we don't bother to ever free this information. - find_nearest_line is either called all the time, as in - objdump -l, so the information should be saved, or it is - rarely called, as in ld error messages, so the memory - wasted is unimportant. Still, it would probably be a - good idea for free_cached_info to throw it away. */ + find_nearest_line is either called all the time, as in + objdump -l, so the information should be saved, or it is + rarely called, as in ld error messages, so the memory + wasted is unimportant. Still, it would probably be a + good idea for free_cached_info to throw it away. */ } if (_bfd_ecoff_locate_line (abfd, section, offset, &fi->d, swap, @@ -1534,9 +1551,9 @@ elf64_alpha_find_nearest_line (bfd *abfd, asection *section, asymbol **symbols, /* Fall back on the generic ELF find_nearest_line routine. */ - return _bfd_elf_find_nearest_line (abfd, section, symbols, offset, + return _bfd_elf_find_nearest_line (abfd, symbols, section, offset, filename_ptr, functionname_ptr, - line_ptr); + line_ptr, discriminator_ptr); } /* Structure used to pass information to alpha_elf_output_extsym. */ @@ -1603,7 +1620,7 @@ elf64_alpha_output_extsym (struct alpha_elf_link_hash_entry *h, void * data) h->esym.asym.sc = scUndefined; else { - name = bfd_section_name (output_section->owner, output_section); + name = bfd_section_name (output_section); if (strcmp (name, ".text") == 0) h->esym.asym.sc = scText; @@ -1710,7 +1727,7 @@ get_got_entry (bfd *abfd, struct alpha_elf_link_hash_entry *h, if (!gotent) { int entry_size; - bfd_size_type amt; + size_t amt; amt = sizeof (struct alpha_elf_got_entry); gotent = (struct alpha_elf_got_entry *) bfd_alloc (abfd, amt); @@ -1750,6 +1767,18 @@ elf64_alpha_want_plt (struct alpha_elf_link_hash_entry *ah) && (ah->flags & ~ALPHA_ELF_LINK_HASH_LU_PLT) == 0); } +/* Whether to sort relocs output by ld -r or ld --emit-relocs, by r_offset. + Don't do so for code sections. We want to keep ordering of LITERAL/LITUSE + as is. On the other hand, elf-eh-frame.c processing requires .eh_frame + relocs to be sorted. */ + +static bfd_boolean +elf64_alpha_sort_relocs_p (asection *sec) +{ + return (sec->flags & SEC_CODE) == 0; +} + + /* Handle dynamic relocations when doing an Alpha ELF link. */ static bfd_boolean @@ -1761,9 +1790,8 @@ elf64_alpha_check_relocs (bfd *abfd, struct bfd_link_info *info, Elf_Internal_Shdr *symtab_hdr; struct alpha_elf_link_hash_entry **sym_hashes; const Elf_Internal_Rela *rel, *relend; - bfd_size_type amt; - if (info->relocatable) + if (bfd_link_relocatable (info)) return TRUE; /* Don't do anything special with non-loaded, non-alloced sections. @@ -1814,21 +1842,20 @@ elf64_alpha_check_relocs (bfd *abfd, struct bfd_link_info *info, /* PR15323, ref flags aren't set for references in the same object. */ - h->root.root.non_ir_ref = 1; h->root.ref_regular = 1; } /* We can only get preliminary data on whether a symbol is - locally or externally defined, as not all of the input files - have yet been processed. Do something with what we know, as - this may help reduce memory usage and processing time later. */ + locally or externally defined, as not all of the input files + have yet been processed. Do something with what we know, as + this may help reduce memory usage and processing time later. */ maybe_dynamic = FALSE; - if (h && ((info->shared + if (h && ((bfd_link_pic (info) && (!info->symbolic || info->unresolved_syms_in_shared_libs == RM_IGNORE)) || !h->root.def_regular || h->root.root.type == bfd_link_hash_defweak)) - maybe_dynamic = TRUE; + maybe_dynamic = TRUE; need = 0; gotent_flags = 0; @@ -1864,7 +1891,7 @@ elf64_alpha_check_relocs (bfd *abfd, struct bfd_link_info *info, case R_ALPHA_REFLONG: case R_ALPHA_REFQUAD: - if (info->shared || maybe_dynamic) + if (bfd_link_pic (info) || maybe_dynamic) need = NEED_DYNREL; break; @@ -1884,12 +1911,12 @@ elf64_alpha_check_relocs (bfd *abfd, struct bfd_link_info *info, case R_ALPHA_GOTTPREL: need = NEED_GOT | NEED_GOT_ENTRY; gotent_flags = ALPHA_ELF_LINK_HASH_TLS_IE; - if (info->shared) + if (bfd_link_pic (info)) info->flags |= DF_STATIC_TLS; break; case R_ALPHA_TPREL64: - if (info->shared && !info->pie) + if (bfd_link_dll (info)) { info->flags |= DF_STATIC_TLS; need = NEED_DYNREL; @@ -1965,15 +1992,15 @@ elf64_alpha_check_relocs (bfd *abfd, struct bfd_link_info *info, if (!rent) { - amt = sizeof (struct alpha_elf_reloc_entry); + size_t amt = sizeof (struct alpha_elf_reloc_entry); rent = (struct alpha_elf_reloc_entry *) bfd_alloc (abfd, amt); if (!rent) return FALSE; rent->srel = sreloc; + rent->sec = sec; rent->rtype = r_type; rent->count = 1; - rent->reltext = (sec->flags & SEC_READONLY) != 0; rent->next = h->reloc_entries; h->reloc_entries = rent; @@ -1981,13 +2008,19 @@ elf64_alpha_check_relocs (bfd *abfd, struct bfd_link_info *info, else rent->count++; } - else if (info->shared) + else if (bfd_link_pic (info)) { /* If this is a shared library, and the section is to be loaded into memory, we need a RELATIVE reloc. */ sreloc->size += sizeof (Elf64_External_Rela); if (sec->flags & SEC_READONLY) - info->flags |= DF_TEXTREL; + { + info->flags |= DF_TEXTREL; + info->callbacks->minfo + (_("%pB: dynamic relocation against `%pT' in " + "read-only section `%pA'\n"), + sec->owner, h->root.root.root.string, sec); + } } } } @@ -2016,72 +2049,6 @@ elf64_alpha_gc_mark_hook (asection *sec, struct bfd_link_info *info, return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym); } -/* Update the got entry reference counts for the section being removed. */ - -static bfd_boolean -elf64_alpha_gc_sweep_hook (bfd *abfd, struct bfd_link_info *info, - asection *sec, const Elf_Internal_Rela *relocs) -{ - Elf_Internal_Shdr *symtab_hdr; - struct alpha_elf_link_hash_entry **sym_hashes; - const Elf_Internal_Rela *rel, *relend; - - if (info->relocatable) - return TRUE; - - symtab_hdr = &elf_symtab_hdr (abfd); - sym_hashes = alpha_elf_sym_hashes (abfd); - - relend = relocs + sec->reloc_count; - for (rel = relocs; rel < relend; rel++) - { - unsigned long r_symndx, r_type; - struct alpha_elf_link_hash_entry *h = NULL; - struct alpha_elf_got_entry *gotent; - - r_symndx = ELF64_R_SYM (rel->r_info); - if (r_symndx >= symtab_hdr->sh_info) - { - h = sym_hashes[r_symndx - symtab_hdr->sh_info]; - while (h->root.root.type == bfd_link_hash_indirect - || h->root.root.type == bfd_link_hash_warning) - h = (struct alpha_elf_link_hash_entry *) h->root.root.u.i.link; - } - - r_type = ELF64_R_TYPE (rel->r_info); - switch (r_type) - { - case R_ALPHA_LITERAL: - /* ??? Ignore re-computation of gotent_flags. We're not - carrying a use-count for each bit in that mask. */ - - case R_ALPHA_TLSGD: - case R_ALPHA_GOTDTPREL: - case R_ALPHA_GOTTPREL: - /* Fetch the got entry from the tables. */ - gotent = get_got_entry (abfd, h, r_type, r_symndx, rel->r_addend); - - /* The got entry *must* exist, since we should have created it - before during check_relocs. Also note that get_got_entry - assumed this was going to be another use, and so incremented - the use count again. Thus the use count must be at least the - one real use and the "use" we just added. */ - if (gotent == NULL || gotent->use_count < 2) - { - abort (); - return FALSE; - } - gotent->use_count -= 2; - break; - - default: - break; - } - } - - return TRUE; -} - /* Adjust a symbol defined by a dynamic object and referenced by a regular object. The current definition is in some section of the dynamic object, but we're not including those sections. We have to @@ -2108,7 +2075,7 @@ elf64_alpha_adjust_dynamic_symbol (struct bfd_link_info *info, { h->needs_plt = TRUE; - s = bfd_get_linker_section (dynobj, ".plt"); + s = elf_hash_table(info)->splt; if (!s && !elf64_alpha_create_dynamic_sections (dynobj, info)) return FALSE; @@ -2124,12 +2091,12 @@ elf64_alpha_adjust_dynamic_symbol (struct bfd_link_info *info, /* 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; } @@ -2199,8 +2166,8 @@ elf64_alpha_copy_indirect_symbol (struct bfd_link_info *info, && gi->reloc_type == gs->reloc_type && gi->addend == gs->addend) { - gi->use_count += gs->use_count; - goto got_found; + gs->use_count += gi->use_count; + goto got_found; } gi->next = hs->got_entries; hs->got_entries = gi; @@ -2268,25 +2235,25 @@ elf64_alpha_can_merge_gots (bfd *a, bfd *b) h = hashes[i]; while (h->root.root.type == bfd_link_hash_indirect - || h->root.root.type == bfd_link_hash_warning) + || h->root.root.type == bfd_link_hash_warning) h = (struct alpha_elf_link_hash_entry *)h->root.root.u.i.link; for (be = h->got_entries; be ; be = be->next) { if (be->use_count == 0) - continue; + continue; if (be->gotobj != b) - continue; + continue; for (ae = h->got_entries; ae ; ae = ae->next) - if (ae->gotobj == a + if (ae->gotobj == a && ae->reloc_type == be->reloc_type && ae->addend == be->addend) goto global_found; total += alpha_got_entry_size (be->reloc_type); if (total > MAX_GOT_SIZE) - return FALSE; + return FALSE; global_found:; } } @@ -2320,15 +2287,15 @@ elf64_alpha_merge_gots (bfd *a, bfd *b) /* Let the local .got entries know they are part of a new subsegment. */ local_got_entries = alpha_elf_tdata (bsub)->local_got_entries; if (local_got_entries) - { + { n = elf_tdata (bsub)->symtab_hdr.sh_info; for (i = 0; i < n; ++i) { struct alpha_elf_got_entry *ent; for (ent = local_got_entries[i]; ent; ent = ent->next) - ent->gotobj = a; + ent->gotobj = a; } - } + } /* Merge the global .got entries. */ hashes = alpha_elf_sym_hashes (bsub); @@ -2336,29 +2303,29 @@ elf64_alpha_merge_gots (bfd *a, bfd *b) n = NUM_SHDR_ENTRIES (symtab_hdr) - symtab_hdr->sh_info; for (i = 0; i < n; ++i) - { + { struct alpha_elf_got_entry *ae, *be, **pbe, **start; struct alpha_elf_link_hash_entry *h; h = hashes[i]; while (h->root.root.type == bfd_link_hash_indirect - || h->root.root.type == bfd_link_hash_warning) + || h->root.root.type == bfd_link_hash_warning) h = (struct alpha_elf_link_hash_entry *)h->root.root.u.i.link; pbe = start = &h->got_entries; while ((be = *pbe) != NULL) { if (be->use_count == 0) - { + { *pbe = be->next; memset (be, 0xa5, sizeof (*be)); goto kill; - } + } if (be->gotobj != b) - goto next; + goto next; for (ae = *start; ae ; ae = ae->next) - if (ae->gotobj == a + if (ae->gotobj == a && ae->reloc_type == be->reloc_type && ae->addend == be->addend) { @@ -2375,7 +2342,7 @@ elf64_alpha_merge_gots (bfd *a, bfd *b) pbe = &be->next; kill:; } - } + } alpha_elf_tdata (bsub)->gotobj = a; } @@ -2455,10 +2422,10 @@ elf64_alpha_calc_got_offsets (struct bfd_link_info *info) for (k = 0, n = elf_tdata(j)->symtab_hdr.sh_info; k < n; ++k) for (gotent = local_got_entries[k]; gotent; gotent = gotent->next) if (gotent->use_count > 0) - { + { gotent->got_offset = got_offset; got_offset += alpha_got_entry_size (gotent->reloc_type); - } + } } alpha_elf_tdata(i)->got->size = got_offset; @@ -2468,7 +2435,8 @@ elf64_alpha_calc_got_offsets (struct bfd_link_info *info) /* Constructs the gots. */ static bfd_boolean -elf64_alpha_size_got_sections (struct bfd_link_info *info) +elf64_alpha_size_got_sections (struct bfd_link_info *info, + bfd_boolean may_merge) { bfd *i, *got_list, *cur_got_obj = NULL; struct alpha_elf_link_hash_table * htab; @@ -2482,7 +2450,7 @@ elf64_alpha_size_got_sections (struct bfd_link_info *info) consisting of all of the input files. */ if (got_list == NULL) { - for (i = info->input_bfds; i ; i = i->link_next) + for (i = info->input_bfds; i ; i = i->link.next) { bfd *this_got; @@ -2496,12 +2464,13 @@ elf64_alpha_size_got_sections (struct bfd_link_info *info) /* We are assuming no merging has yet occurred. */ BFD_ASSERT (this_got == i); - if (alpha_elf_tdata (this_got)->total_got_size > MAX_GOT_SIZE) + if (alpha_elf_tdata (this_got)->total_got_size > MAX_GOT_SIZE) { /* Yikes! A single object file has too many entries. */ - (*_bfd_error_handler) - (_("%B: .got subsegment exceeds 64K (size %d)"), - i, alpha_elf_tdata (this_got)->total_got_size); + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: .got subsegment exceeds 64K (size %d)"), + i, alpha_elf_tdata (this_got)->total_got_size); return FALSE; } @@ -2523,21 +2492,24 @@ elf64_alpha_size_got_sections (struct bfd_link_info *info) if (cur_got_obj == NULL) return FALSE; - i = alpha_elf_tdata(cur_got_obj)->got_link_next; - while (i != NULL) + if (may_merge) { - if (elf64_alpha_can_merge_gots (cur_got_obj, i)) + i = alpha_elf_tdata(cur_got_obj)->got_link_next; + while (i != NULL) { - elf64_alpha_merge_gots (cur_got_obj, i); + if (elf64_alpha_can_merge_gots (cur_got_obj, i)) + { + elf64_alpha_merge_gots (cur_got_obj, i); - alpha_elf_tdata(i)->got->size = 0; - i = alpha_elf_tdata(i)->got_link_next; - alpha_elf_tdata(cur_got_obj)->got_link_next = i; - } - else - { - cur_got_obj = i; - i = alpha_elf_tdata(i)->got_link_next; + alpha_elf_tdata(i)->got->size = 0; + i = alpha_elf_tdata(i)->got_link_next; + alpha_elf_tdata(cur_got_obj)->got_link_next = i; + } + else + { + cur_got_obj = i; + i = alpha_elf_tdata(i)->got_link_next; + } } } @@ -2587,15 +2559,13 @@ elf64_alpha_size_plt_section (struct bfd_link_info *info) { asection *splt, *spltrel, *sgotplt; unsigned long entries; - bfd *dynobj; struct alpha_elf_link_hash_table * htab; htab = alpha_elf_hash_table (info); if (htab == NULL) return; - dynobj = elf_hash_table(info)->dynobj; - splt = bfd_get_linker_section (dynobj, ".plt"); + splt = elf_hash_table(info)->splt; if (splt == NULL) return; @@ -2605,7 +2575,7 @@ elf64_alpha_size_plt_section (struct bfd_link_info *info) elf64_alpha_size_plt_section_1, splt); /* Every plt entry requires a JMP_SLOT relocation. */ - spltrel = bfd_get_linker_section (dynobj, ".rela.plt"); + spltrel = elf_hash_table(info)->srelplt; entries = 0; if (splt->size) { @@ -2621,7 +2591,7 @@ elf64_alpha_size_plt_section (struct bfd_link_info *info) entire contents of the .got.plt section. */ if (elf64_alpha_use_secureplt) { - sgotplt = bfd_get_linker_section (dynobj, ".got.plt"); + sgotplt = elf_hash_table(info)->sgotplt; sgotplt->size = entries ? 16 : 0; } } @@ -2633,14 +2603,14 @@ elf64_alpha_always_size_sections (bfd *output_bfd ATTRIBUTE_UNUSED, bfd *i; struct alpha_elf_link_hash_table * htab; - if (info->relocatable) + if (bfd_link_relocatable (info)) return TRUE; htab = alpha_elf_hash_table (info); if (htab == NULL) return FALSE; - if (!elf64_alpha_size_got_sections (info)) + if (!elf64_alpha_size_got_sections (info, TRUE)) return FALSE; /* Allocate space for all of the .got subsections. */ @@ -2724,20 +2694,28 @@ elf64_alpha_calc_dynrel_sizes (struct alpha_elf_link_hash_entry *h, /* If the symbol is a hidden undefined weak, then we never have any relocations. Avoid the loop which may want to add RELATIVE relocs - based on info->shared. */ + based on bfd_link_pic (info). */ if (h->root.root.type == bfd_link_hash_undefweak && !dynamic) return TRUE; for (relent = h->reloc_entries; relent; relent = relent->next) { entries = alpha_dynamic_entries_for_reloc (relent->rtype, dynamic, - info->shared, info->pie); + bfd_link_pic (info), + bfd_link_pie (info)); if (entries) { + asection *sec = relent->sec; relent->srel->size += entries * sizeof (Elf64_External_Rela) * relent->count; - if (relent->reltext) - info->flags |= DT_TEXTREL; + if ((sec->flags & SEC_READONLY) != 0) + { + info->flags |= DT_TEXTREL; + info->callbacks->minfo + (_("%pB: dynamic relocation against `%pT' in " + "read-only section `%pA'\n"), + sec->owner, h->root.root.root.string, sec); + } } } @@ -2767,7 +2745,7 @@ elf64_alpha_size_rela_got_1 (struct alpha_elf_link_hash_entry *h, /* If the symbol is a hidden undefined weak, then we never have any relocations. Avoid the loop which may want to add RELATIVE relocs - based on info->shared. */ + based on bfd_link_pic (info). */ if (h->root.root.type == bfd_link_hash_undefweak && !dynamic) return TRUE; @@ -2775,12 +2753,12 @@ elf64_alpha_size_rela_got_1 (struct alpha_elf_link_hash_entry *h, for (gotent = h->got_entries; gotent ; gotent = gotent->next) if (gotent->use_count > 0) entries += alpha_dynamic_entries_for_reloc (gotent->reloc_type, dynamic, - info->shared, info->pie); + bfd_link_pic (info), + bfd_link_pie (info)); if (entries > 0) { - bfd *dynobj = elf_hash_table(info)->dynobj; - asection *srel = bfd_get_linker_section (dynobj, ".rela.got"); + asection *srel = elf_hash_table(info)->srelgot; BFD_ASSERT (srel != NULL); srel->size += sizeof (Elf64_External_Rela) * entries; } @@ -2794,7 +2772,7 @@ static void elf64_alpha_size_rela_got_section (struct bfd_link_info *info) { unsigned long entries; - bfd *i, *dynobj; + bfd *i; asection *srel; struct alpha_elf_link_hash_table * htab; @@ -2825,12 +2803,12 @@ elf64_alpha_size_rela_got_section (struct bfd_link_info *info) gotent ; gotent = gotent->next) if (gotent->use_count > 0) entries += (alpha_dynamic_entries_for_reloc - (gotent->reloc_type, 0, info->shared, info->pie)); + (gotent->reloc_type, 0, bfd_link_pic (info), + bfd_link_pie (info))); } } - dynobj = elf_hash_table(info)->dynobj; - srel = bfd_get_linker_section (dynobj, ".rela.got"); + srel = elf_hash_table(info)->srelgot; if (!srel) { BFD_ASSERT (entries == 0); @@ -2851,7 +2829,7 @@ elf64_alpha_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED, { bfd *dynobj; asection *s; - bfd_boolean relplt; + bfd_boolean relplt, relocs; struct alpha_elf_link_hash_table * htab; htab = alpha_elf_hash_table (info); @@ -2864,7 +2842,7 @@ elf64_alpha_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED, if (elf_hash_table (info)->dynamic_sections_created) { /* Set the contents of the .interp section to the interpreter. */ - if (info->executable) + if (bfd_link_executable (info) && !info->nointerp) { s = bfd_get_linker_section (dynobj, ".interp"); BFD_ASSERT (s != NULL); @@ -2888,6 +2866,7 @@ elf64_alpha_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED, determined the sizes of the various dynamic sections. Allocate memory for them. */ relplt = FALSE; + relocs = FALSE; for (s = dynobj->sections; s != NULL; s = s->next) { const char *name; @@ -2897,7 +2876,7 @@ elf64_alpha_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED, /* It's OK to base decisions on the section name, because none of the dynobj section names depend upon the input files. */ - name = bfd_get_section_name (dynobj, s); + name = bfd_section_name (s); if (CONST_STRNEQ (name, ".rela")) { @@ -2905,6 +2884,8 @@ elf64_alpha_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED, { if (strcmp (name, ".rela.plt") == 0) relplt = TRUE; + else + relocs = TRUE; /* We use the reloc_count field as a counter if we need to copy relocs into the output file. */ @@ -2950,7 +2931,7 @@ elf64_alpha_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED, #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; @@ -2969,15 +2950,18 @@ elf64_alpha_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED, return FALSE; } - if (!add_dynamic_entry (DT_RELA, 0) - || !add_dynamic_entry (DT_RELASZ, 0) - || !add_dynamic_entry (DT_RELAENT, sizeof (Elf64_External_Rela))) - return FALSE; - - if (info->flags & DF_TEXTREL) + if (relocs) { - if (!add_dynamic_entry (DT_TEXTREL, 0)) + if (!add_dynamic_entry (DT_RELA, 0) + || !add_dynamic_entry (DT_RELASZ, 0) + || !add_dynamic_entry (DT_RELAENT, sizeof (Elf64_External_Rela))) return FALSE; + + if (info->flags & DF_TEXTREL) + { + if (!add_dynamic_entry (DT_TEXTREL, 0)) + return FALSE; + } } } #undef add_dynamic_entry @@ -3045,10 +3029,11 @@ elf64_alpha_relax_got_load (struct alpha_relax_info *info, bfd_vma symval, if (insn >> 26 != OP_LDQ) { reloc_howto_type *howto = elf64_alpha_howto_table + r_type; - ((*_bfd_error_handler) - ("%B: %A+0x%lx: warning: %s relocation against unexpected insn", - info->abfd, info->sec, - (unsigned long) irel->r_offset, howto->name)); + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: %pA+%#" PRIx64 ": warning: " + "%s relocation against unexpected insn"), + info->abfd, info->sec, (uint64_t) irel->r_offset, howto->name); return TRUE; } @@ -3058,7 +3043,7 @@ elf64_alpha_relax_got_load (struct alpha_relax_info *info, bfd_vma symval, /* Can't use local-exec relocations in shared libraries. */ if (r_type == R_ALPHA_GOTTPREL - && (info->link_info->shared && !info->link_info->pie)) + && bfd_link_dll (info->link_info)) return TRUE; if (r_type == R_ALPHA_LITERAL) @@ -3066,7 +3051,7 @@ elf64_alpha_relax_got_load (struct alpha_relax_info *info, bfd_vma symval, /* Look for nice constant addresses. This includes the not-uncommon special case of 0 for undefweak symbols. */ if ((info->h && info->h->root.root.type == bfd_link_hash_undefweak) - || (!info->link_info->shared + || (!bfd_link_pic (info->link_info) && (symval >= (bfd_vma)-0x8000 || symval < 0x8000))) { disp = 0; @@ -3076,6 +3061,10 @@ elf64_alpha_relax_got_load (struct alpha_relax_info *info, bfd_vma symval, } else { + /* We may only create GPREL relocs during the second pass. */ + if (info->link_info->relax_pass == 0) + return TRUE; + disp = symval - info->gp; insn = (OP_LDA << 26) | (insn & 0x03ff0000); r_type = R_ALPHA_GPREL16; @@ -3176,13 +3165,15 @@ elf64_alpha_relax_opt_call (struct alpha_relax_info *info, bfd_vma symval) else { tsec_relocs = (_bfd_elf_link_read_relocs - (info->abfd, info->tsec, NULL, + (info->abfd, info->tsec, NULL, (Elf_Internal_Rela *) NULL, info->link_info->keep_memory)); if (tsec_relocs == NULL) return 0; tsec_relend = tsec_relocs + info->tsec->reloc_count; - tsec_free = (info->link_info->keep_memory ? NULL : tsec_relocs); + tsec_free = (elf_section_data (info->tsec)->relocs == tsec_relocs + ? NULL + : tsec_relocs); } /* Recover the symbol's offset within the section. */ @@ -3200,7 +3191,7 @@ elf64_alpha_relax_opt_call (struct alpha_relax_info *info, bfd_vma symval) return 0; } if (tsec_free) - free (tsec_free); + free (tsec_free); } /* We've now determined that we can skip an initial gp load. Verify @@ -3216,22 +3207,29 @@ static bfd_boolean elf64_alpha_relax_with_lituse (struct alpha_relax_info *info, bfd_vma symval, Elf_Internal_Rela *irel) { - Elf_Internal_Rela *urel, *irelend = info->relend; - int flags, count, i; + Elf_Internal_Rela *urel, *erel, *irelend = info->relend; + int flags; bfd_signed_vma disp; bfd_boolean fits16; bfd_boolean fits32; bfd_boolean lit_reused = FALSE; bfd_boolean all_optimized = TRUE; + bfd_boolean changed_contents; + bfd_boolean changed_relocs; + bfd_byte *contents = info->contents; + bfd *abfd = info->abfd; + bfd_vma sec_output_vma; unsigned int lit_insn; + int relax_pass; - lit_insn = bfd_get_32 (info->abfd, info->contents + irel->r_offset); + lit_insn = bfd_get_32 (abfd, contents + irel->r_offset); if (lit_insn >> 26 != OP_LDQ) { - ((*_bfd_error_handler) - ("%B: %A+0x%lx: warning: LITERAL relocation against unexpected insn", - info->abfd, info->sec, - (unsigned long) irel->r_offset)); + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: %pA+%#" PRIx64 ": warning: " + "%s relocation against unexpected insn"), + abfd, info->sec, (uint64_t) irel->r_offset, "LITERAL"); return TRUE; } @@ -3239,25 +3237,32 @@ elf64_alpha_relax_with_lituse (struct alpha_relax_info *info, if (alpha_elf_dynamic_symbol_p (&info->h->root, info->link_info)) return TRUE; + changed_contents = info->changed_contents; + changed_relocs = info->changed_relocs; + sec_output_vma = info->sec->output_section->vma + info->sec->output_offset; + relax_pass = info->link_info->relax_pass; + /* Summarize how this particular LITERAL is used. */ - for (urel = irel+1, flags = count = 0; urel < irelend; ++urel, ++count) + for (erel = irel+1, flags = 0; erel < irelend; ++erel) { - if (ELF64_R_TYPE (urel->r_info) != R_ALPHA_LITUSE) + if (ELF64_R_TYPE (erel->r_info) != R_ALPHA_LITUSE) break; - if (urel->r_addend <= 6) - flags |= 1 << urel->r_addend; + if (erel->r_addend <= 6) + flags |= 1 << erel->r_addend; } /* A little preparation for the loop... */ disp = symval - info->gp; - for (urel = irel+1, i = 0; i < count; ++i, ++urel) + for (urel = irel+1; urel < erel; ++urel) { + bfd_vma urel_r_offset = urel->r_offset; unsigned int insn; int insn_disp; bfd_signed_vma xdisp; + Elf_Internal_Rela nrel; - insn = bfd_get_32 (info->abfd, info->contents + urel->r_offset); + insn = bfd_get_32 (abfd, contents + urel_r_offset); switch (urel->r_addend) { @@ -3269,6 +3274,13 @@ elf64_alpha_relax_with_lituse (struct alpha_relax_info *info, break; case LITUSE_ALPHA_BASE: + /* We may only create GPREL relocs during the second pass. */ + if (relax_pass == 0) + { + all_optimized = FALSE; + break; + } + /* We can always optimize 16-bit displacements. */ /* Extract the displacement from the instruction, sign-extending @@ -3286,14 +3298,20 @@ elf64_alpha_relax_with_lituse (struct alpha_relax_info *info, /* Take the op code and dest from this insn, take the base register from the literal insn. Leave the offset alone. */ insn = (insn & 0xffe0ffff) | (lit_insn & 0x001f0000); - urel->r_info = ELF64_R_INFO (ELF64_R_SYM (irel->r_info), - R_ALPHA_GPREL16); - urel->r_addend = irel->r_addend; - info->changed_relocs = TRUE; - - bfd_put_32 (info->abfd, (bfd_vma) insn, - info->contents + urel->r_offset); - info->changed_contents = TRUE; + bfd_put_32 (abfd, (bfd_vma) insn, contents + urel_r_offset); + changed_contents = TRUE; + + nrel = *urel; + nrel.r_info = ELF64_R_INFO (ELF64_R_SYM (irel->r_info), + R_ALPHA_GPREL16); + nrel.r_addend = irel->r_addend; + + /* As we adjust, move the reloc to the end so that we don't + break the LITERAL+LITUSE chain. */ + if (urel < --erel) + *urel-- = *erel; + *erel = nrel; + changed_relocs = TRUE; } /* If all mem+byte, we can optimize 32-bit mem displacements. */ @@ -3304,15 +3322,16 @@ elf64_alpha_relax_with_lituse (struct alpha_relax_info *info, irel->r_info = ELF64_R_INFO (ELF64_R_SYM (irel->r_info), R_ALPHA_GPRELHIGH); lit_insn = (OP_LDAH << 26) | (lit_insn & 0x03ff0000); - bfd_put_32 (info->abfd, (bfd_vma) lit_insn, - info->contents + irel->r_offset); + bfd_put_32 (abfd, (bfd_vma) lit_insn, contents + irel->r_offset); lit_reused = TRUE; - info->changed_contents = TRUE; + changed_contents = TRUE; + /* Since all relocs must be optimized, don't bother swapping + this relocation to the end. */ urel->r_info = ELF64_R_INFO (ELF64_R_SYM (irel->r_info), R_ALPHA_GPRELLOW); urel->r_addend = irel->r_addend; - info->changed_relocs = TRUE; + changed_relocs = TRUE; } else all_optimized = FALSE; @@ -3326,14 +3345,19 @@ elf64_alpha_relax_with_lituse (struct alpha_relax_info *info, insn &= ~ (unsigned) 0x001ff000; insn |= ((symval & 7) << 13) | 0x1000; - - urel->r_info = ELF64_R_INFO (0, R_ALPHA_NONE); - urel->r_addend = 0; - info->changed_relocs = TRUE; - - bfd_put_32 (info->abfd, (bfd_vma) insn, - info->contents + urel->r_offset); - info->changed_contents = TRUE; + bfd_put_32 (abfd, (bfd_vma) insn, contents + urel_r_offset); + changed_contents = TRUE; + + nrel = *urel; + nrel.r_info = ELF64_R_INFO (0, R_ALPHA_NONE); + nrel.r_addend = 0; + + /* As we adjust, move the reloc to the end so that we don't + break the LITERAL+LITUSE chain. */ + if (urel < --erel) + *urel-- = *erel; + *erel = nrel; + changed_relocs = TRUE; break; case LITUSE_ALPHA_JSR: @@ -3350,18 +3374,15 @@ elf64_alpha_relax_with_lituse (struct alpha_relax_info *info, if (info->h && info->h->root.root.type == bfd_link_hash_undefweak) { insn |= 31 << 16; - bfd_put_32 (info->abfd, (bfd_vma) insn, - info->contents + urel->r_offset); + bfd_put_32 (abfd, (bfd_vma) insn, contents + urel_r_offset); - info->changed_contents = TRUE; + changed_contents = TRUE; break; } /* If not zero, place to jump without needing pv. */ optdest = elf64_alpha_relax_opt_call (info, symval); - org = (info->sec->output_section->vma - + info->sec->output_offset - + urel->r_offset + 4); + org = sec_output_vma + urel_r_offset + 4; odisp = (optdest ? optdest : symval) - org; if (odisp >= -0x400000 && odisp < 0x400000) @@ -3373,27 +3394,32 @@ elf64_alpha_relax_with_lituse (struct alpha_relax_info *info, insn = (OP_BSR << 26) | (insn & 0x03e00000); else insn = (OP_BR << 26) | (insn & 0x03e00000); + bfd_put_32 (abfd, (bfd_vma) insn, contents + urel_r_offset); + changed_contents = TRUE; - urel->r_info = ELF64_R_INFO (ELF64_R_SYM (irel->r_info), - R_ALPHA_BRADDR); - urel->r_addend = irel->r_addend; + nrel = *urel; + nrel.r_info = ELF64_R_INFO (ELF64_R_SYM (irel->r_info), + R_ALPHA_BRADDR); + nrel.r_addend = irel->r_addend; if (optdest) - urel->r_addend += optdest - symval; + nrel.r_addend += optdest - symval; else all_optimized = FALSE; - bfd_put_32 (info->abfd, (bfd_vma) insn, - info->contents + urel->r_offset); - /* Kill any HINT reloc that might exist for this insn. */ xrel = (elf64_alpha_find_reloc_at_ofs - (info->relocs, info->relend, urel->r_offset, + (info->relocs, info->relend, urel_r_offset, R_ALPHA_HINT)); if (xrel) xrel->r_info = ELF64_R_INFO (0, R_ALPHA_NONE); - info->changed_contents = TRUE; + /* As we adjust, move the reloc to the end so that we don't + break the LITERAL+LITUSE chain. */ + if (urel < --erel) + *urel-- = *erel; + *erel = nrel; + info->changed_relocs = TRUE; } else @@ -3405,14 +3431,14 @@ elf64_alpha_relax_with_lituse (struct alpha_relax_info *info, { Elf_Internal_Rela *gpdisp = (elf64_alpha_find_reloc_at_ofs - (info->relocs, irelend, urel->r_offset + 4, + (info->relocs, irelend, urel_r_offset + 4, R_ALPHA_GPDISP)); if (gpdisp) { - bfd_byte *p_ldah = info->contents + gpdisp->r_offset; + bfd_byte *p_ldah = contents + gpdisp->r_offset; bfd_byte *p_lda = p_ldah + gpdisp->r_addend; - unsigned int ldah = bfd_get_32 (info->abfd, p_ldah); - unsigned int lda = bfd_get_32 (info->abfd, p_lda); + unsigned int ldah = bfd_get_32 (abfd, p_ldah); + unsigned int lda = bfd_get_32 (abfd, p_lda); /* Verify that the instruction is "ldah $29,0($26)". Consider a function that ends in a noreturn call, @@ -3421,12 +3447,12 @@ elf64_alpha_relax_with_lituse (struct alpha_relax_info *info, In that case the insn would use $27 as the base. */ if (ldah == 0x27ba0000 && lda == 0x23bd0000) { - bfd_put_32 (info->abfd, (bfd_vma) INSN_UNOP, p_ldah); - bfd_put_32 (info->abfd, (bfd_vma) INSN_UNOP, p_lda); + bfd_put_32 (abfd, (bfd_vma) INSN_UNOP, p_ldah); + bfd_put_32 (abfd, (bfd_vma) INSN_UNOP, p_lda); gpdisp->r_info = ELF64_R_INFO (0, R_ALPHA_NONE); - info->changed_contents = TRUE; - info->changed_relocs = TRUE; + changed_contents = TRUE; + changed_relocs = TRUE; } } } @@ -3435,6 +3461,9 @@ elf64_alpha_relax_with_lituse (struct alpha_relax_info *info, } } + /* If we reused the literal instruction, we must have optimized all. */ + BFD_ASSERT(!lit_reused || all_optimized); + /* If all cases were optimized, we can reduce the use count on this got entry by one, possibly eliminating it. */ if (all_optimized) @@ -3454,17 +3483,19 @@ elf64_alpha_relax_with_lituse (struct alpha_relax_info *info, if (!lit_reused) { irel->r_info = ELF64_R_INFO (0, R_ALPHA_NONE); - info->changed_relocs = TRUE; + changed_relocs = TRUE; - bfd_put_32 (info->abfd, (bfd_vma) INSN_UNOP, - info->contents + irel->r_offset); - info->changed_contents = TRUE; + bfd_put_32 (abfd, (bfd_vma) INSN_UNOP, contents + irel->r_offset); + changed_contents = TRUE; } - - return TRUE; } - else - return elf64_alpha_relax_got_load (info, symval, irel, R_ALPHA_LITERAL); + + info->changed_contents = changed_contents; + info->changed_relocs = changed_relocs; + + if (all_optimized || relax_pass == 0) + return TRUE; + return elf64_alpha_relax_got_load (info, symval, irel, R_ALPHA_LITERAL); } static bfd_boolean @@ -3486,12 +3517,12 @@ elf64_alpha_relax_tls_get_addr (struct alpha_relax_info *info, bfd_vma symval, /* If the symbol is local, and we've already committed to DF_STATIC_TLS, then we might as well relax to IE. */ - else if (info->link_info->shared && !dynamic + else if (bfd_link_pic (info->link_info) && !dynamic && (info->link_info->flags & DF_STATIC_TLS)) ; /* Otherwise we must be building an executable to do anything. */ - else if (info->link_info->shared) + else if (bfd_link_pic (info->link_info)) return TRUE; /* The TLSGD/TLSLDM relocation must be followed by a LITERAL and @@ -3590,7 +3621,9 @@ elf64_alpha_relax_tls_get_addr (struct alpha_relax_info *info, bfd_vma symval, use_gottprel = FALSE; new_symndx = is_gd ? ELF64_R_SYM (irel->r_info) : STN_UNDEF; - switch (!dynamic && !info->link_info->shared) + /* Some compilers warn about a Boolean-looking expression being + used in a switch. The explicit cast silences them. */ + switch ((int) (!dynamic && !bfd_link_pic (info->link_info))) { case 1: { @@ -3724,6 +3757,7 @@ elf64_alpha_relax_section (bfd *abfd, asection *sec, struct alpha_elf_got_entry **local_got_entries; struct alpha_relax_info info; struct alpha_elf_link_hash_table * htab; + int relax_pass; htab = alpha_elf_hash_table (link_info); if (htab == NULL) @@ -3732,22 +3766,26 @@ elf64_alpha_relax_section (bfd *abfd, asection *sec, /* There's nothing to change, yet. */ *again = FALSE; - if (link_info->relocatable + if (bfd_link_relocatable (link_info) || ((sec->flags & (SEC_CODE | SEC_RELOC | SEC_ALLOC)) != (SEC_CODE | SEC_RELOC | SEC_ALLOC)) || sec->reloc_count == 0) return TRUE; BFD_ASSERT (is_alpha_elf (abfd)); + relax_pass = link_info->relax_pass; /* Make sure our GOT and PLT tables are up-to-date. */ if (htab->relax_trip != link_info->relax_trip) { htab->relax_trip = link_info->relax_trip; - /* This should never fail after the initial round, since the only - error is GOT overflow, and relaxation only shrinks the table. */ - if (!elf64_alpha_size_got_sections (link_info)) + /* This should never fail after the initial round, since the only error + is GOT overflow, and relaxation only shrinks the table. However, we + may only merge got sections during the first pass. If we merge + sections after we've created GPREL relocs, the GP for the merged + section backs up which may put the relocs out of range. */ + if (!elf64_alpha_size_got_sections (link_info, relax_pass == 0)) abort (); if (elf_hash_table (link_info)->dynamic_sections_created) { @@ -3802,24 +3840,21 @@ elf64_alpha_relax_section (bfd *abfd, asection *sec, unsigned long r_symndx = ELF64_R_SYM (irel->r_info); /* Early exit for unhandled or unrelaxable relocations. */ - switch (r_type) + if (r_type != R_ALPHA_LITERAL) { - case R_ALPHA_LITERAL: - case R_ALPHA_GPRELHIGH: - case R_ALPHA_GPRELLOW: - case R_ALPHA_GOTDTPREL: - case R_ALPHA_GOTTPREL: - case R_ALPHA_TLSGD: - break; - - case R_ALPHA_TLSLDM: - /* The symbol for a TLSLDM reloc is ignored. Collapse the - reloc to the STN_UNDEF (0) symbol so that they all match. */ - r_symndx = STN_UNDEF; - break; - - default: - continue; + /* We complete everything except LITERAL in the first pass. */ + if (relax_pass != 0) + continue; + if (r_type == R_ALPHA_TLSLDM) + { + /* The symbol for a TLSLDM reloc is ignored. Collapse the + reloc to the STN_UNDEF (0) symbol so that they all match. */ + r_symndx = STN_UNDEF; + } + else if (r_type != R_ALPHA_GOTDTPREL + && r_type != R_ALPHA_GOTTPREL + && r_type != R_ALPHA_TLSGD) + continue; } /* Get the value of the symbol referred to by the reloc. */ @@ -3853,13 +3888,13 @@ elf64_alpha_relax_section (bfd *abfd, asection *sec, { symval = isym->st_value; if (isym->st_shndx == SHN_UNDEF) - continue; + continue; else if (isym->st_shndx == SHN_ABS) - info.tsec = bfd_abs_section_ptr; + info.tsec = bfd_abs_section_ptr; else if (isym->st_shndx == SHN_COMMON) - info.tsec = bfd_com_section_ptr; + info.tsec = bfd_com_section_ptr; else - info.tsec = bfd_section_from_elf_index (abfd, isym->st_shndx); + info.tsec = bfd_section_from_elf_index (abfd, isym->st_shndx); } info.h = NULL; @@ -4077,8 +4112,9 @@ elf64_alpha_relocate_section_r (bfd *output_bfd ATTRIBUTE_UNUSED, r_type = ELF64_R_TYPE (rel->r_info); if (r_type >= R_ALPHA_max) { - (*_bfd_error_handler) - (_("%B: unknown relocation type %d"), + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: unsupported relocation type %#x"), input_bfd, (int) r_type); bfd_set_error (bfd_error_bad_value); ret_val = FALSE; @@ -4148,7 +4184,7 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, BFD_ASSERT (is_alpha_elf (input_bfd)); /* Handle relocatable links with a smaller loop. */ - if (info->relocatable) + if (bfd_link_relocatable (info)) return elf64_alpha_relocate_section_r (output_bfd, info, input_bfd, input_section, contents, relocs, local_syms, local_sections); @@ -4160,10 +4196,7 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, symtab_hdr = &elf_symtab_hdr (input_bfd); dynobj = elf_hash_table (info)->dynobj; - if (dynobj) - srelgot = bfd_get_linker_section (dynobj, ".rela.got"); - else - srelgot = NULL; + srelgot = elf_hash_table (info)->srelgot; if (input_section->flags & SEC_ALLOC) { @@ -4227,8 +4260,9 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, r_type = ELF64_R_TYPE(rel->r_info); if (r_type >= R_ALPHA_max) { - (*_bfd_error_handler) - (_("%B: unknown relocation type %d"), + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: unsupported relocation type %#x"), input_bfd, (int) r_type); bfd_set_error (bfd_error_bad_value); ret_val = FALSE; @@ -4301,14 +4335,14 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, } else { - bfd_boolean warned; + bfd_boolean warned, ignored; struct elf_link_hash_entry *hh; struct elf_link_hash_entry **sym_hashes = elf_sym_hashes (input_bfd); RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel, r_symndx, symtab_hdr, sym_hashes, hh, sec, value, - unresolved_reloc, warned); + unresolved_reloc, warned, ignored); if (warned) continue; @@ -4319,7 +4353,7 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, undef_weak_ref = TRUE; h = (struct alpha_elf_link_hash_entry *) hh; - dynamic_symbol_p = alpha_elf_dynamic_symbol_p (&h->root, info); + dynamic_symbol_p = alpha_elf_dynamic_symbol_p (&h->root, info); gotent = h->got_entries; } @@ -4373,7 +4407,9 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, /* If the symbol has been forced local, output a RELATIVE reloc, otherwise it will be handled in finish_dynamic_symbol. */ - if (info->shared && !dynamic_symbol_p && !undef_weak_ref) + if (bfd_link_pic (info) + && !dynamic_symbol_p + && !undef_weak_ref) elf64_alpha_emit_dynrel (output_bfd, info, sgot, srelgot, gotent->got_offset, 0, R_ALPHA_RELATIVE, value); @@ -4389,24 +4425,26 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, case R_ALPHA_GPREL16: case R_ALPHA_GPRELLOW: if (dynamic_symbol_p) - { - (*_bfd_error_handler) - (_("%B: gp-relative relocation against dynamic symbol %s"), - input_bfd, h->root.root.root.string); - ret_val = FALSE; - } + { + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: gp-relative relocation against dynamic symbol %s"), + input_bfd, h->root.root.root.string); + ret_val = FALSE; + } BFD_ASSERT(gp != 0); value -= gp; goto default_reloc; case R_ALPHA_GPRELHIGH: if (dynamic_symbol_p) - { - (*_bfd_error_handler) - (_("%B: gp-relative relocation against dynamic symbol %s"), - input_bfd, h->root.root.root.string); - ret_val = FALSE; - } + { + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: gp-relative relocation against dynamic symbol %s"), + input_bfd, h->root.root.root.string); + ret_val = FALSE; + } BFD_ASSERT(gp != 0); value -= gp; value = ((bfd_signed_vma) value >> 16) + ((value >> 15) & 1); @@ -4427,12 +4465,13 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, case R_ALPHA_BRADDR: if (dynamic_symbol_p) - { - (*_bfd_error_handler) - (_("%B: pc-relative relocation against dynamic symbol %s"), - input_bfd, h->root.root.root.string); - ret_val = FALSE; - } + { + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: pc-relative relocation against dynamic symbol %s"), + input_bfd, h->root.root.root.string); + ret_val = FALSE; + } /* The regular PC-relative stuff measures from the start of the instruction rather than the end. */ value -= 4; @@ -4456,8 +4495,9 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, && alpha_elf_tdata (sec->owner)->gotobj && gotobj != alpha_elf_tdata (sec->owner)->gotobj) { - (*_bfd_error_handler) - (_("%B: change in gp: BRSGP %s"), + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: change in gp: BRSGP %s"), input_bfd, h->root.root.root.string); ret_val = FALSE; } @@ -4470,7 +4510,7 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, switch (other & STO_ALPHA_STD_GPLOAD) { case STO_ALPHA_NOPV: - break; + break; case STO_ALPHA_STD_GPLOAD: value += 8; break; @@ -4484,10 +4524,11 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, if (name == NULL) name = _(""); else if (name[0] == 0) - name = bfd_section_name (input_bfd, sec); + name = bfd_section_name (sec); } - (*_bfd_error_handler) - (_("%B: !samegp reloc against symbol without .prologue: %s"), + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: !samegp reloc against symbol without .prologue: %s"), input_bfd, name); ret_val = FALSE; break; @@ -4523,7 +4564,7 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, else if (r_type == R_ALPHA_TPREL64) { BFD_ASSERT (elf_hash_table (info)->tls_sec != NULL); - if (!info->shared || info->pie) + if (!bfd_link_dll (info)) { value -= tp_base; goto default_reloc; @@ -4531,7 +4572,7 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, dynindx = 0; dynaddend = value - dtp_base; } - else if (info->shared + else if (bfd_link_pic (info) && r_symndx != STN_UNDEF && (input_section->flags & SEC_ALLOC) && !undef_weak_ref @@ -4543,8 +4584,9 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, { if (r_type == R_ALPHA_REFLONG) { - (*_bfd_error_handler) - (_("%B: unhandled dynamic relocation against %s"), + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: unhandled dynamic relocation against %s"), input_bfd, h->root.root.root.string); ret_val = FALSE; @@ -4567,19 +4609,22 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, case R_ALPHA_SREL32: case R_ALPHA_SREL64: if (dynamic_symbol_p) - { - (*_bfd_error_handler) - (_("%B: pc-relative relocation against dynamic symbol %s"), - input_bfd, h->root.root.root.string); - ret_val = FALSE; - } - else if ((info->shared || info->pie) && undef_weak_ref) - { - (*_bfd_error_handler) - (_("%B: pc-relative relocation against undefined weak symbol %s"), - input_bfd, h->root.root.root.string); - ret_val = FALSE; - } + { + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: pc-relative relocation against dynamic symbol %s"), + input_bfd, h->root.root.root.string); + ret_val = FALSE; + } + else if (bfd_link_pic (info) + && undef_weak_ref) + { + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: pc-relative relocation against undefined weak symbol %s"), + input_bfd, h->root.root.root.string); + ret_val = FALSE; + } /* ??? .eh_frame references to discarded sections will be smashed @@ -4606,13 +4651,14 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, gotent->reloc_done = 1; /* Note that the module index for the main program is 1. */ - bfd_put_64 (output_bfd, !info->shared && !dynamic_symbol_p, + bfd_put_64 (output_bfd, + !bfd_link_pic (info) && !dynamic_symbol_p, sgot->contents + gotent->got_offset); /* If the symbol has been forced local, output a DTPMOD64 reloc, otherwise it will be handled in finish_dynamic_symbol. */ - if (info->shared && !dynamic_symbol_p) + if (bfd_link_pic (info) && !dynamic_symbol_p) elf64_alpha_emit_dynrel (output_bfd, info, sgot, srelgot, gotent->got_offset, 0, R_ALPHA_DTPMOD64, 0); @@ -4622,7 +4668,7 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, else { BFD_ASSERT (elf_hash_table (info)->tls_sec != NULL); - value -= dtp_base; + value -= dtp_base; } bfd_put_64 (output_bfd, value, sgot->contents + gotent->got_offset + 8); @@ -4638,12 +4684,13 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, case R_ALPHA_DTPRELLO: case R_ALPHA_DTPREL16: if (dynamic_symbol_p) - { - (*_bfd_error_handler) - (_("%B: dtp-relative relocation against dynamic symbol %s"), - input_bfd, h->root.root.root.string); - ret_val = FALSE; - } + { + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: dtp-relative relocation against dynamic symbol %s"), + input_bfd, h->root.root.root.string); + ret_val = FALSE; + } BFD_ASSERT (elf_hash_table (info)->tls_sec != NULL); value -= dtp_base; if (r_type == R_ALPHA_DTPRELHI) @@ -4653,20 +4700,22 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, case R_ALPHA_TPRELHI: case R_ALPHA_TPRELLO: case R_ALPHA_TPREL16: - if (info->shared && !info->pie) + if (bfd_link_dll (info)) { - (*_bfd_error_handler) - (_("%B: TLS local exec code cannot be linked into shared objects"), + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: TLS local exec code cannot be linked into shared objects"), input_bfd); - ret_val = FALSE; + ret_val = FALSE; } else if (dynamic_symbol_p) - { - (*_bfd_error_handler) - (_("%B: tp-relative relocation against dynamic symbol %s"), - input_bfd, h->root.root.root.string); - ret_val = FALSE; - } + { + _bfd_error_handler + /* xgettext:c-format */ + (_("%pB: tp-relative relocation against dynamic symbol %s"), + input_bfd, h->root.root.root.string); + ret_val = FALSE; + } BFD_ASSERT (elf_hash_table (info)->tls_sec != NULL); value -= tp_base; if (r_type == R_ALPHA_TPRELHI) @@ -4691,7 +4740,7 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, BFD_ASSERT (elf_hash_table (info)->tls_sec != NULL); if (r_type == R_ALPHA_GOTDTPREL) value -= dtp_base; - else if (!info->shared) + else if (bfd_link_executable (info)) value -= tp_base; else { @@ -4746,13 +4795,11 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, if (name == NULL) return FALSE; if (*name == '\0') - name = bfd_section_name (input_bfd, sec); + name = bfd_section_name (sec); } - if (! ((*info->callbacks->reloc_overflow) - (info, (h ? &h->root.root : NULL), name, howto->name, - (bfd_vma) 0, input_bfd, input_section, - rel->r_offset))) - ret_val = FALSE; + (*info->callbacks->reloc_overflow) + (info, (h ? &h->root.root : NULL), name, howto->name, + (bfd_vma) 0, input_bfd, input_section, rel->r_offset); } break; @@ -4774,7 +4821,6 @@ elf64_alpha_finish_dynamic_symbol (bfd *output_bfd, struct bfd_link_info *info, Elf_Internal_Sym *sym) { struct alpha_elf_link_hash_entry *ah = (struct alpha_elf_link_hash_entry *)h; - bfd *dynobj = elf_hash_table(info)->dynobj; if (h->needs_plt) { @@ -4788,9 +4834,9 @@ elf64_alpha_finish_dynamic_symbol (bfd *output_bfd, struct bfd_link_info *info, BFD_ASSERT (h->dynindx != -1); - splt = bfd_get_linker_section (dynobj, ".plt"); + splt = elf_hash_table (info)->splt; BFD_ASSERT (splt != NULL); - srel = bfd_get_linker_section (dynobj, ".rela.plt"); + srel = elf_hash_table (info)->srelplt; BFD_ASSERT (srel != NULL); for (gotent = ah->got_entries; gotent ; gotent = gotent->next) @@ -4860,7 +4906,7 @@ elf64_alpha_finish_dynamic_symbol (bfd *output_bfd, struct bfd_link_info *info, asection *srel; struct alpha_elf_got_entry *gotent; - srel = bfd_get_linker_section (dynobj, ".rela.got"); + srel = elf_hash_table (info)->srelgot; BFD_ASSERT (srel != NULL); for (gotent = ((struct alpha_elf_link_hash_entry *) h)->got_entries; @@ -4933,8 +4979,8 @@ elf64_alpha_finish_dynamic_sections (bfd *output_bfd, Elf64_External_Dyn *dyncon, *dynconend; bfd_vma plt_vma, gotplt_vma; - splt = bfd_get_linker_section (dynobj, ".plt"); - srelaplt = bfd_get_linker_section (output_bfd, ".rela.plt"); + splt = elf_hash_table (info)->splt; + srelaplt = elf_hash_table (info)->srelplt; BFD_ASSERT (splt != NULL && sdyn != NULL); plt_vma = splt->output_section->vma + splt->output_offset; @@ -4942,7 +4988,7 @@ elf64_alpha_finish_dynamic_sections (bfd *output_bfd, gotplt_vma = 0; if (elf64_alpha_use_secureplt) { - sgotplt = bfd_get_linker_section (dynobj, ".got.plt"); + sgotplt = elf_hash_table (info)->sgotplt; BFD_ASSERT (sgotplt != NULL); if (sgotplt->size > 0) gotplt_vma = sgotplt->output_section->vma + sgotplt->output_offset; @@ -4966,17 +5012,8 @@ elf64_alpha_finish_dynamic_sections (bfd *output_bfd, dyn.d_un.d_val = srelaplt ? srelaplt->size : 0; break; case DT_JMPREL: - dyn.d_un.d_ptr = srelaplt ? srelaplt->vma : 0; - break; - - case DT_RELASZ: - /* My interpretation of the TIS v1.1 ELF document indicates - that RELASZ should not include JMPREL. This is not what - the rest of the BFD does. It is, however, what the - glibc ld.so wants. Do this fixup here until we found - out who is right. */ - if (srelaplt) - dyn.d_un.d_val -= srelaplt->size; + dyn.d_un.d_ptr = srelaplt ? (srelaplt->output_section->vma + + srelaplt->output_offset) : 0; break; } @@ -5337,9 +5374,9 @@ elf64_alpha_reloc_type_class (const struct bfd_link_info *info ATTRIBUTE_UNUSED, static const struct bfd_elf_special_section elf64_alpha_special_sections[] = { - { STRING_COMMA_LEN (".sbss"), -2, SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_ALPHA_GPREL }, + { STRING_COMMA_LEN (".sbss"), -2, SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_ALPHA_GPREL }, { STRING_COMMA_LEN (".sdata"), -2, SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_ALPHA_GPREL }, - { NULL, 0, 0, 0, 0 } + { NULL, 0, 0, 0, 0 } }; /* ECOFF swapping routines. These are used when dealing with the @@ -5419,7 +5456,7 @@ static const struct elf_size_info alpha_elf_size_info = bfd_elf64_swap_reloca_out }; -#define TARGET_LITTLE_SYM bfd_elf64_alpha_vec +#define TARGET_LITTLE_SYM alpha_elf64_vec #define TARGET_LITTLE_NAME "elf64-alpha" #define ELF_ARCH bfd_arch_alpha #define ELF_TARGET_ID ALPHA_ELF_DATA @@ -5460,6 +5497,8 @@ static const struct elf_size_info alpha_elf_size_info = elf64_alpha_add_symbol_hook #define elf_backend_relocs_compatible \ _bfd_elf_relocs_compatible +#define elf_backend_sort_relocs_p \ + elf64_alpha_sort_relocs_p #define elf_backend_check_relocs \ elf64_alpha_check_relocs #define elf_backend_create_dynamic_sections \ @@ -5475,7 +5514,7 @@ static const struct elf_size_info alpha_elf_size_info = #define elf_backend_size_dynamic_sections \ elf64_alpha_size_dynamic_sections #define elf_backend_omit_section_dynsym \ - ((bfd_boolean (*) (bfd *, struct bfd_link_info *, asection *)) bfd_true) + _bfd_elf_omit_section_dynsym_all #define elf_backend_relocate_section \ elf64_alpha_relocate_section #define elf_backend_finish_dynamic_symbol \ @@ -5489,7 +5528,6 @@ static const struct elf_size_info alpha_elf_size_info = #define elf_backend_can_gc_sections 1 #define elf_backend_gc_mark_hook elf64_alpha_gc_mark_hook -#define elf_backend_gc_sweep_hook elf64_alpha_gc_sweep_hook #define elf_backend_ecoff_debug_swap \ &elf64_alpha_ecoff_debug_swap @@ -5500,18 +5538,22 @@ static const struct elf_size_info alpha_elf_size_info = #define elf_backend_special_sections \ elf64_alpha_special_sections +#define elf_backend_strip_zero_sized_dynamic_sections \ + _bfd_elf_strip_zero_sized_dynamic_sections + /* A few constants that determine how the .plt section is set up. */ #define elf_backend_want_got_plt 0 #define elf_backend_plt_readonly 0 #define elf_backend_want_plt_sym 1 #define elf_backend_got_header_size 0 +#define elf_backend_dtrel_excludes_plt 1 #include "elf64-target.h" /* FreeBSD support. */ #undef TARGET_LITTLE_SYM -#define TARGET_LITTLE_SYM bfd_elf64_alpha_freebsd_vec +#define TARGET_LITTLE_SYM alpha_elf64_fbsd_vec #undef TARGET_LITTLE_NAME #define TARGET_LITTLE_NAME "elf64-alpha-freebsd" #undef ELF_OSABI @@ -5521,12 +5563,14 @@ static const struct elf_size_info alpha_elf_size_info = "FreeBSD" label in the ELF header. So we put this label on all executables and (for simplicity) also all other object files. */ -static void -elf64_alpha_fbsd_post_process_headers (bfd * abfd, - struct bfd_link_info * link_info ATTRIBUTE_UNUSED) +static bfd_boolean +elf64_alpha_fbsd_init_file_header (bfd *abfd, struct bfd_link_info *info) { Elf_Internal_Ehdr * i_ehdrp; /* ELF file header, internal form. */ + if (!_bfd_elf_init_file_header (abfd, info)) + return FALSE; + i_ehdrp = elf_elfheader (abfd); /* Put an ABI label supported by FreeBSD >= 4.1. */ @@ -5535,11 +5579,12 @@ elf64_alpha_fbsd_post_process_headers (bfd * abfd, /* The ABI label supported by FreeBSD <= 4.0 is quite nonstandard. */ memcpy (&i_ehdrp->e_ident[EI_ABIVERSION], "FreeBSD", 8); #endif + return TRUE; } -#undef elf_backend_post_process_headers -#define elf_backend_post_process_headers \ - elf64_alpha_fbsd_post_process_headers +#undef elf_backend_init_file_header +#define elf_backend_init_file_header \ + elf64_alpha_fbsd_init_file_header #undef elf64_bed #define elf64_bed elf64_alpha_fbsd_bed