X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=bfd%2Felf64-alpha.c;h=d90c0168afe8c842f3685fbac1853d36f7835f50;hb=981b557a488f7c3179dee1e34515ca9b10cf885c;hp=1df020c3975b7ec4afdfdba58d06aa07265122c6;hpb=cf35638d431e230d51d54550e8a249e730264ea5;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/elf64-alpha.c b/bfd/elf64-alpha.c index 1df020c397..d90c0168af 100644 --- a/bfd/elf64-alpha.c +++ b/bfd/elf64-alpha.c @@ -1,6 +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 Free Software Foundation, Inc. + Copyright (C) 1996-2017 Free Software Foundation, Inc. Contributed by Richard Henderson . This file is part of BFD, the Binary File Descriptor library. @@ -210,7 +209,7 @@ struct alpha_elf_link_hash_table #define alpha_elf_link_hash_traverse(table, func, info) \ (elf_link_hash_traverse \ (&(table)->root, \ - (bfd_boolean (*) (struct elf_link_hash_entry *, PTR)) (func), \ + (bfd_boolean (*) (struct elf_link_hash_entry *, void *)) (func), \ (info))) /* Get the Alpha ELF linker hash table from a link_info structure. */ @@ -224,7 +223,7 @@ struct alpha_elf_link_hash_table #define alpha_elf_sym_hashes(abfd) \ ((struct alpha_elf_link_hash_entry **)elf_sym_hashes(abfd)) -/* Should we do dynamic things to this symbol? This differs from the +/* Should we do dynamic things to this symbol? This differs from the generic version in that we never need to consider function pointer equality wrt PLT entries -- we don't create a PLT entry if a symbol's address is ever taken. */ @@ -298,6 +297,15 @@ elf64_alpha_bfd_link_hash_table_create (bfd *abfd) return &ret->root.root; } +/* Alpha ELF follows MIPS ELF in using a special find_nearest_line + routine in order to handle the ECOFF debugging information. */ + +struct alpha_elf_find_line +{ + struct ecoff_debug_info d; + struct ecoff_find_line i; +}; + /* We have some private fields hanging off of the elf_tdata structure. */ struct alpha_elf_obj_tdata @@ -327,6 +335,10 @@ struct alpha_elf_obj_tdata /* For every got, this is the sum of the number of words required to hold all of the member object's local got. */ int local_got_size; + + /* Used by elf64_alpha_find_nearest_line entry point. */ + struct alpha_elf_find_line *find_line_info; + }; #define alpha_elf_tdata(abfd) \ @@ -356,7 +368,7 @@ elf64_alpha_object_p (bfd *abfd) static bfd_reloc_status_type elf64_alpha_reloc_nil (bfd *abfd ATTRIBUTE_UNUSED, arelent *reloc, asymbol *sym ATTRIBUTE_UNUSED, - PTR data ATTRIBUTE_UNUSED, asection *sec, + void * data ATTRIBUTE_UNUSED, asection *sec, bfd *output_bfd, char **error_message ATTRIBUTE_UNUSED) { if (output_bfd) @@ -369,7 +381,7 @@ elf64_alpha_reloc_nil (bfd *abfd ATTRIBUTE_UNUSED, arelent *reloc, static bfd_reloc_status_type elf64_alpha_reloc_bad (bfd *abfd ATTRIBUTE_UNUSED, arelent *reloc, asymbol *sym ATTRIBUTE_UNUSED, - PTR data ATTRIBUTE_UNUSED, asection *sec, + void * data ATTRIBUTE_UNUSED, asection *sec, bfd *output_bfd, char **error_message ATTRIBUTE_UNUSED) { if (output_bfd) @@ -421,7 +433,7 @@ elf64_alpha_do_reloc_gpdisp (bfd *abfd, bfd_vma gpdisp, bfd_byte *p_ldah, static bfd_reloc_status_type elf64_alpha_reloc_gpdisp (bfd *abfd, arelent *reloc_entry, - asymbol *sym ATTRIBUTE_UNUSED, PTR data, + asymbol *sym ATTRIBUTE_UNUSED, void * data, asection *input_section, bfd *output_bfd, char **err_msg) { @@ -474,8 +486,8 @@ 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 */ @@ -1093,7 +1105,15 @@ elf64_alpha_info_to_howto (bfd *abfd ATTRIBUTE_UNUSED, 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 (_("%B: unrecognised Alpha reloc number: %d"), + abfd, r_type); + bfd_set_error (bfd_error_bad_value); + r_type = R_ALPHA_NONE; + } cache_ptr->howto = &elf64_alpha_howto_table[r_type]; } @@ -1208,7 +1228,7 @@ 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 @@ -1280,6 +1300,7 @@ 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); + elf_hash_table (info)->splt = s; if (s == NULL || ! bfd_set_section_alignment (abfd, s, 4)) return FALSE; @@ -1294,6 +1315,7 @@ 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); + elf_hash_table (info)->srelplt = s; if (s == NULL || ! bfd_set_section_alignment (abfd, s, 3)) return FALSE; @@ -1301,6 +1323,7 @@ elf64_alpha_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info) { flags = SEC_ALLOC | SEC_LINKER_CREATED; s = bfd_make_section_anyway_with_flags (abfd, ".got.plt", flags); + elf_hash_table (info)->sgotplt = s; if (s == NULL || ! bfd_set_section_alignment (abfd, s, 3)) return FALSE; } @@ -1317,6 +1340,7 @@ 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)) return FALSE; @@ -1376,17 +1400,17 @@ elf64_alpha_read_ecoff_info (bfd *abfd, asection *section, } READ (line, cbLineOffset, cbLine, sizeof (unsigned char), unsigned char *); - READ (external_dnr, cbDnOffset, idnMax, swap->external_dnr_size, PTR); - READ (external_pdr, cbPdOffset, ipdMax, swap->external_pdr_size, PTR); - READ (external_sym, cbSymOffset, isymMax, swap->external_sym_size, PTR); - READ (external_opt, cbOptOffset, ioptMax, swap->external_opt_size, PTR); + READ (external_dnr, cbDnOffset, idnMax, swap->external_dnr_size, void *); + READ (external_pdr, cbPdOffset, ipdMax, swap->external_pdr_size, void *); + READ (external_sym, cbSymOffset, isymMax, swap->external_sym_size, void *); + READ (external_opt, cbOptOffset, ioptMax, swap->external_opt_size, void *); READ (external_aux, cbAuxOffset, iauxMax, sizeof (union aux_ext), union aux_ext *); READ (ss, cbSsOffset, issMax, sizeof (char), char *); READ (ssext, cbSsExtOffset, issExtMax, sizeof (char), char *); - READ (external_fdr, cbFdOffset, ifdMax, swap->external_fdr_size, PTR); - READ (external_rfd, cbRfdOffset, crfd, swap->external_rfd_size, PTR); - READ (external_ext, cbExtOffset, iextMax, swap->external_ext_size, PTR); + READ (external_fdr, cbFdOffset, ifdMax, swap->external_fdr_size, void *); + READ (external_rfd, cbRfdOffset, crfd, swap->external_rfd_size, void *); + READ (external_ext, cbExtOffset, iextMax, swap->external_ext_size, void *); #undef READ debug->fdr = NULL; @@ -1429,28 +1453,20 @@ elf64_alpha_is_local_label_name (bfd *abfd ATTRIBUTE_UNUSED, const char *name) return name[0] == '$'; } -/* Alpha ELF follows MIPS ELF in using a special find_nearest_line - routine in order to handle the ECOFF debugging information. We - still call this mips_elf_find_line because of the slot - find_line_info in elf_obj_tdata is declared that way. */ - -struct mips_elf_find_line -{ - struct ecoff_debug_info d; - struct ecoff_find_line i; -}; - 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, section, symbols, offset, + if (_bfd_dwarf2_find_nearest_line (abfd, symbols, NULL, section, offset, filename_ptr, functionname_ptr, - line_ptr, 0, + line_ptr, discriminator_ptr, + dwarf_debug_sections, 0, &elf_tdata (abfd)->dwarf2_find_line_info)) return TRUE; @@ -1458,7 +1474,7 @@ elf64_alpha_find_nearest_line (bfd *abfd, asection *section, asymbol **symbols, if (msec != NULL) { flagword origflags; - struct mips_elf_find_line *fi; + struct alpha_elf_find_line *fi; const struct ecoff_debug_swap * const swap = get_elf_backend_data (abfd)->elf_backend_ecoff_debug_swap; @@ -1469,16 +1485,16 @@ elf64_alpha_find_nearest_line (bfd *abfd, asection *section, asymbol **symbols, if (elf_section_data (msec)->this_hdr.sh_type != SHT_NOBITS) msec->flags |= SEC_HAS_CONTENTS; - fi = elf_tdata (abfd)->find_line_info; + fi = alpha_elf_tdata (abfd)->find_line_info; if (fi == NULL) { bfd_size_type external_fdr_size; char *fraw_src; char *fraw_end; struct fdr *fdr_ptr; - bfd_size_type amt = sizeof (struct mips_elf_find_line); + bfd_size_type amt = sizeof (struct alpha_elf_find_line); - fi = (struct mips_elf_find_line *) bfd_zalloc (abfd, amt); + fi = (struct alpha_elf_find_line *) bfd_zalloc (abfd, amt); if (fi == NULL) { msec->flags = origflags; @@ -1505,9 +1521,9 @@ elf64_alpha_find_nearest_line (bfd *abfd, asection *section, asymbol **symbols, fraw_end = (fraw_src + fi->d.symbolic_header.ifdMax * external_fdr_size); for (; fraw_src < fraw_end; fraw_src += external_fdr_size, fdr_ptr++) - (*swap->swap_fdr_in) (abfd, (PTR) fraw_src, fdr_ptr); + (*swap->swap_fdr_in) (abfd, fraw_src, fdr_ptr); - elf_tdata (abfd)->find_line_info = fi; + 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 @@ -1530,9 +1546,9 @@ 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. */ @@ -1547,15 +1563,12 @@ struct extsym_info }; static bfd_boolean -elf64_alpha_output_extsym (struct alpha_elf_link_hash_entry *h, PTR data) +elf64_alpha_output_extsym (struct alpha_elf_link_hash_entry *h, void * data) { struct extsym_info *einfo = (struct extsym_info *) data; bfd_boolean strip; asection *sec, *output_section; - if (h->root.root.type == bfd_link_hash_warning) - h = (struct alpha_elf_link_hash_entry *) h->root.root.u.i.link; - if (h->root.indx == -2) strip = FALSE; else if ((h->root.def_dynamic @@ -1749,6 +1762,18 @@ 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 @@ -1762,7 +1787,7 @@ elf64_alpha_check_relocs (bfd *abfd, struct bfd_link_info *info, 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. @@ -1811,6 +1836,9 @@ elf64_alpha_check_relocs (bfd *abfd, struct bfd_link_info *info, || h->root.root.type == bfd_link_hash_warning) h = (struct alpha_elf_link_hash_entry *)h->root.root.u.i.link; + /* PR15323, ref flags aren't set for references in the same + object. */ + h->root.root.non_ir_ref_regular = 1; h->root.ref_regular = 1; } @@ -1819,7 +1847,7 @@ elf64_alpha_check_relocs (bfd *abfd, struct bfd_link_info *info, 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 @@ -1860,7 +1888,7 @@ 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; @@ -1880,15 +1908,18 @@ 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 || maybe_dynamic) + if (bfd_link_dll (info)) + { + info->flags |= DF_STATIC_TLS; + need = NEED_DYNREL; + } + else if (maybe_dynamic) need = NEED_DYNREL; - if (info->shared) - info->flags |= DF_STATIC_TLS; break; } @@ -1974,7 +2005,7 @@ 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. */ @@ -1988,6 +2019,27 @@ elf64_alpha_check_relocs (bfd *abfd, struct bfd_link_info *info, return TRUE; } +/* Return the section that should be marked against GC for a given + relocation. */ + +static asection * +elf64_alpha_gc_mark_hook (asection *sec, struct bfd_link_info *info, + Elf_Internal_Rela *rel, + struct elf_link_hash_entry *h, Elf_Internal_Sym *sym) +{ + /* These relocations don't really reference a symbol. Instead we store + extra data in their addend slot. Ignore the symbol. */ + switch (ELF64_R_TYPE (rel->r_info)) + { + case R_ALPHA_LITUSE: + case R_ALPHA_GPDISP: + case R_ALPHA_HINT: + return NULL; + } + + return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym); +} + /* 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 @@ -2014,7 +2066,7 @@ elf64_alpha_adjust_dynamic_symbol (struct bfd_link_info *info, { h->needs_plt = TRUE; - s = bfd_get_section_by_name(dynobj, ".plt"); + s = elf_hash_table(info)->splt; if (!s && !elf64_alpha_create_dynamic_sections (dynobj, info)) return FALSE; @@ -2064,23 +2116,29 @@ elf64_alpha_merge_symbol_attribute (struct elf_link_hash_entry *h, indirect to the new ones. Consolidate the got and reloc information in these situations. */ -static bfd_boolean -elf64_alpha_merge_ind_symbols (struct alpha_elf_link_hash_entry *hi, - PTR dummy ATTRIBUTE_UNUSED) +static void +elf64_alpha_copy_indirect_symbol (struct bfd_link_info *info, + struct elf_link_hash_entry *dir, + struct elf_link_hash_entry *ind) { - struct alpha_elf_link_hash_entry *hs; + struct alpha_elf_link_hash_entry *hi + = (struct alpha_elf_link_hash_entry *) ind; + struct alpha_elf_link_hash_entry *hs + = (struct alpha_elf_link_hash_entry *) dir; - if (hi->root.root.type != bfd_link_hash_indirect) - return TRUE; - hs = hi; - do { - hs = (struct alpha_elf_link_hash_entry *)hs->root.root.u.i.link; - } while (hs->root.root.type == bfd_link_hash_indirect); + /* Do the merging in the superclass. */ + _bfd_elf_link_hash_copy_indirect(info, dir, ind); /* Merge the flags. Whee. */ - hs->flags |= hi->flags; + /* ??? It's unclear to me what's really supposed to happen when + "merging" defweak and defined symbols, given that we don't + actually throw away the defweak. This more-or-less copies + the logic related to got and plt entries in the superclass. */ + if (ind->root.type != bfd_link_hash_indirect) + return; + /* Merge the .got entries. Cannibalize the old symbol's list in doing so, since we don't need it anymore. */ @@ -2099,7 +2157,7 @@ elf64_alpha_merge_ind_symbols (struct alpha_elf_link_hash_entry *hi, && gi->reloc_type == gs->reloc_type && gi->addend == gs->addend) { - gi->use_count += gs->use_count; + gs->use_count += gi->use_count; goto got_found; } gi->next = hs->got_entries; @@ -2133,8 +2191,6 @@ elf64_alpha_merge_ind_symbols (struct alpha_elf_link_hash_entry *hi, } } hi->reloc_entries = NULL; - - return TRUE; } /* Is it possible to merge two object file's .got tables? */ @@ -2299,13 +2355,10 @@ elf64_alpha_merge_gots (bfd *a, bfd *b) static bfd_boolean elf64_alpha_calc_got_offsets_for_symbol (struct alpha_elf_link_hash_entry *h, - PTR arg ATTRIBUTE_UNUSED) + void * arg ATTRIBUTE_UNUSED) { struct alpha_elf_got_entry *gotent; - if (h->root.root.type == bfd_link_hash_warning) - h = (struct alpha_elf_link_hash_entry *) h->root.root.u.i.link; - for (gotent = h->got_entries; gotent; gotent = gotent->next) if (gotent->use_count > 0) { @@ -2373,7 +2426,8 @@ 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; @@ -2387,7 +2441,7 @@ 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; @@ -2404,7 +2458,8 @@ elf64_alpha_size_got_sections (struct bfd_link_info *info) if (alpha_elf_tdata (this_got)->total_got_size > MAX_GOT_SIZE) { /* Yikes! A single object file has too many entries. */ - (*_bfd_error_handler) + _bfd_error_handler + /* xgettext:c-format */ (_("%B: .got subsegment exceeds 64K (size %d)"), i, alpha_elf_tdata (this_got)->total_got_size); return FALSE; @@ -2428,21 +2483,24 @@ 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; + } } } @@ -2454,7 +2512,8 @@ elf64_alpha_size_got_sections (struct bfd_link_info *info) } static bfd_boolean -elf64_alpha_size_plt_section_1 (struct alpha_elf_link_hash_entry *h, PTR data) +elf64_alpha_size_plt_section_1 (struct alpha_elf_link_hash_entry *h, + void * data) { asection *splt = (asection *) data; struct alpha_elf_got_entry *gotent; @@ -2491,15 +2550,13 @@ 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_section_by_name (dynobj, ".plt"); + splt = elf_hash_table(info)->splt; if (splt == NULL) return; @@ -2509,7 +2566,7 @@ 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_section_by_name (dynobj, ".rela.plt"); + spltrel = elf_hash_table(info)->srelplt; entries = 0; if (splt->size) { @@ -2525,7 +2582,7 @@ 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_section_by_name (dynobj, ".got.plt"); + sgotplt = elf_hash_table(info)->sgotplt; sgotplt->size = entries ? 16 : 0; } } @@ -2537,18 +2594,14 @@ 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; - /* First, take care of the indirect symbols created by versioning. */ - alpha_elf_link_hash_traverse (htab, elf64_alpha_merge_ind_symbols, - NULL); - - 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. */ @@ -2570,7 +2623,7 @@ elf64_alpha_always_size_sections (bfd *output_bfd ATTRIBUTE_UNUSED, /* The number of dynamic relocations required by a static relocation. */ static int -alpha_dynamic_entries_for_reloc (int r_type, int dynamic, int shared) +alpha_dynamic_entries_for_reloc (int r_type, int dynamic, int shared, int pie) { switch (r_type) { @@ -2580,16 +2633,18 @@ alpha_dynamic_entries_for_reloc (int r_type, int dynamic, int shared) case R_ALPHA_TLSLDM: return shared; case R_ALPHA_LITERAL: - case R_ALPHA_GOTTPREL: return dynamic || shared; + case R_ALPHA_GOTTPREL: + return dynamic || (shared && !pie); case R_ALPHA_GOTDTPREL: return dynamic; /* May appear in data sections. */ case R_ALPHA_REFLONG: case R_ALPHA_REFQUAD: - case R_ALPHA_TPREL64: return dynamic || shared; + case R_ALPHA_TPREL64: + return dynamic || (shared && !pie); /* Everything else is illegal. We'll issue an error during relocate_section. */ @@ -2608,9 +2663,6 @@ elf64_alpha_calc_dynrel_sizes (struct alpha_elf_link_hash_entry *h, struct alpha_elf_reloc_entry *relent; unsigned long entries; - if (h->root.root.type == bfd_link_hash_warning) - h = (struct alpha_elf_link_hash_entry *) h->root.root.u.i.link; - /* If the symbol was defined as a common symbol in a regular object file, and there was no definition in any dynamic object, then the linker will have allocated space for the symbol in a common @@ -2633,14 +2685,15 @@ 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); + bfd_link_pic (info), + bfd_link_pie (info)); if (entries) { relent->srel->size += @@ -2664,9 +2717,6 @@ elf64_alpha_size_rela_got_1 (struct alpha_elf_link_hash_entry *h, struct alpha_elf_got_entry *gotent; unsigned long entries; - if (h->root.root.type == bfd_link_hash_warning) - h = (struct alpha_elf_link_hash_entry *) h->root.root.u.i.link; - /* If we're using a plt for this symbol, then all of its relocations for its got entries go into .rela.plt. */ if (h->root.needs_plt) @@ -2679,20 +2729,20 @@ 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; entries = 0; 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); + entries += alpha_dynamic_entries_for_reloc (gotent->reloc_type, dynamic, + bfd_link_pic (info), + bfd_link_pie (info)); if (entries > 0) { - bfd *dynobj = elf_hash_table(info)->dynobj; - asection *srel = bfd_get_section_by_name (dynobj, ".rela.got"); + asection *srel = elf_hash_table(info)->srelgot; BFD_ASSERT (srel != NULL); srel->size += sizeof (Elf64_External_Rela) * entries; } @@ -2706,7 +2756,7 @@ 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; @@ -2737,12 +2787,12 @@ 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)); + (gotent->reloc_type, 0, bfd_link_pic (info), + bfd_link_pie (info))); } } - dynobj = elf_hash_table(info)->dynobj; - srel = bfd_get_section_by_name (dynobj, ".rela.got"); + srel = elf_hash_table(info)->srelgot; if (!srel) { BFD_ASSERT (entries == 0); @@ -2763,7 +2813,7 @@ 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); @@ -2776,9 +2826,9 @@ 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_section_by_name (dynobj, ".interp"); + s = bfd_get_linker_section (dynobj, ".interp"); BFD_ASSERT (s != NULL); s->size = sizeof ELF_DYNAMIC_INTERPRETER; s->contents = (unsigned char *) ELF_DYNAMIC_INTERPRETER; @@ -2800,6 +2850,7 @@ 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; @@ -2817,6 +2868,8 @@ 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. */ @@ -2840,7 +2893,8 @@ elf64_alpha_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED, linker does that before adjust_dynamic_symbol is called, and it is that function which decides whether anything needs to go into these sections. */ - s->flags |= SEC_EXCLUDE; + if (!CONST_STRNEQ (name, ".got")) + s->flags |= SEC_EXCLUDE; } else if ((s->flags & SEC_HAS_CONTENTS) != 0) { @@ -2861,7 +2915,7 @@ 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; @@ -2880,15 +2934,18 @@ 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 @@ -2956,10 +3013,10 @@ 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 */ + (_("%B: %A+%#Lx: warning: %s relocation against unexpected insn"), + info->abfd, info->sec, irel->r_offset, howto->name); return TRUE; } @@ -2968,7 +3025,8 @@ elf64_alpha_relax_got_load (struct alpha_relax_info *info, bfd_vma symval, return TRUE; /* Can't use local-exec relocations in shared libraries. */ - if (r_type == R_ALPHA_GOTTPREL && info->link_info->shared) + if (r_type == R_ALPHA_GOTTPREL + && bfd_link_dll (info->link_info)) return TRUE; if (r_type == R_ALPHA_LITERAL) @@ -2976,7 +3034,7 @@ 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; @@ -2986,6 +3044,10 @@ 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; @@ -3086,13 +3148,15 @@ 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, (PTR) 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. */ @@ -3126,22 +3190,28 @@ 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 */ + (_("%B: %A+%#Lx: warning: LITERAL relocation against unexpected insn"), + abfd, info->sec, irel->r_offset); return TRUE; } @@ -3149,25 +3219,32 @@ 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) { @@ -3179,6 +3256,13 @@ 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 @@ -3196,14 +3280,20 @@ 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. */ @@ -3214,15 +3304,16 @@ 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; @@ -3236,14 +3327,19 @@ 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: @@ -3260,18 +3356,15 @@ 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) @@ -3283,27 +3376,32 @@ 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 @@ -3315,14 +3413,14 @@ 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, @@ -3331,12 +3429,12 @@ 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; } } } @@ -3345,6 +3443,9 @@ 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) @@ -3364,17 +3465,19 @@ 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 @@ -3396,12 +3499,12 @@ 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 @@ -3426,6 +3529,13 @@ elf64_alpha_relax_tls_get_addr (struct alpha_relax_info *info, bfd_vma symval, pos[3] = info->contents + gpdisp->r_offset; pos[4] = pos[3] + gpdisp->r_addend; + /* Beware of the compiler hoisting part of the sequence out a loop + and adjusting the destination register for the TLSGD insn. If this + happens, there will be a move into $16 before the JSR insn, so only + transformations of the first insn pair should use this register. */ + tlsgd_reg = bfd_get_32 (info->abfd, pos[0]); + tlsgd_reg = (tlsgd_reg >> 21) & 31; + /* Generally, the positions are not allowed to be out of order, lest the modified insn sequence have different register lifetimes. We can make an exception when pos 1 is adjacent to pos 0. */ @@ -3493,14 +3603,9 @@ 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; - /* Beware of the compiler hoisting part of the sequence out a loop - and adjusting the destination register for the TLSGD insn. If this - happens, there will be a move into $16 before the JSR insn, so only - transformations of the first insn pair should use this register. */ - tlsgd_reg = bfd_get_32 (info->abfd, pos[0]); - tlsgd_reg = (tlsgd_reg >> 21) & 31; - - 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: { @@ -3634,6 +3739,7 @@ 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) @@ -3642,22 +3748,26 @@ 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) { @@ -3671,7 +3781,7 @@ elf64_alpha_relax_section (bfd *abfd, asection *sec, /* Load the relocations for this section. */ internal_relocs = (_bfd_elf_link_read_relocs - (abfd, sec, (PTR) NULL, (Elf_Internal_Rela *) NULL, + (abfd, sec, NULL, (Elf_Internal_Rela *) NULL, link_info->keep_memory)); if (internal_relocs == NULL) return FALSE; @@ -3712,24 +3822,21 @@ 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) - { - 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; + if (r_type != R_ALPHA_LITERAL) + { + /* 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. */ @@ -3987,7 +4094,8 @@ 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) + _bfd_error_handler + /* xgettext:c-format */ (_("%B: unknown relocation type %d"), input_bfd, (int) r_type); bfd_set_error (bfd_error_bad_value); @@ -4024,17 +4132,11 @@ elf64_alpha_relocate_section_r (bfd *output_bfd ATTRIBUTE_UNUSED, sec = h->root.u.def.section; } - if (sec != NULL && elf_discarded_section (sec)) - { - /* For relocs against symbols from removed linkonce sections, - or sections discarded by a linker script, we just want the - section contents zeroed. */ - _bfd_clear_contents (elf64_alpha_howto_table + r_type, - input_bfd, contents + rel->r_offset); - rel->r_info = 0; - rel->r_addend = 0; - continue; - } + if (sec != NULL && discarded_section (sec)) + RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section, + rel, 1, relend, + elf64_alpha_howto_table + r_type, 0, + contents); if (sym != NULL && ELF_ST_TYPE (sym->st_info) == STT_SECTION) rel->r_addend += sec->output_offset; @@ -4062,9 +4164,9 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, bfd_boolean ret_val; 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); @@ -4076,19 +4178,16 @@ 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_section_by_name (dynobj, ".rela.got"); - else - srelgot = NULL; + srelgot = elf_hash_table (info)->srelgot; if (input_section->flags & SEC_ALLOC) { const char *section_name; section_name = (bfd_elf_string_from_elf_section (input_bfd, elf_elfheader(input_bfd)->e_shstrndx, - elf_section_data(input_section)->rel_hdr.sh_name)); + _bfd_elf_single_rel_hdr (input_section)->sh_name)); BFD_ASSERT(section_name != NULL); - srel = bfd_get_section_by_name (dynobj, section_name); + srel = bfd_get_linker_section (dynobj, section_name); } else srel = NULL; @@ -4136,13 +4235,15 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, bfd_vma value; bfd_vma addend; bfd_boolean dynamic_symbol_p; + bfd_boolean unresolved_reloc = FALSE; bfd_boolean undef_weak_ref = FALSE; unsigned long r_type; r_type = ELF64_R_TYPE(rel->r_info); if (r_type >= R_ALPHA_max) { - (*_bfd_error_handler) + _bfd_error_handler + /* xgettext:c-format */ (_("%B: unknown relocation type %d"), input_bfd, (int) r_type); bfd_set_error (bfd_error_bad_value); @@ -4187,7 +4288,7 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, unless it has been done already. */ if ((sec->flags & SEC_MERGE) && ELF_ST_TYPE (sym->st_info) == STT_SECTION - && sec->sec_info_type == ELF_INFO_TYPE_MERGE + && sec->sec_info_type == SEC_INFO_TYPE_MERGE && gotent && !gotent->reloc_xlated) { @@ -4216,15 +4317,14 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, } else { - bfd_boolean warned; - bfd_boolean unresolved_reloc; + 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; @@ -4239,16 +4339,9 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, gotent = h->got_entries; } - if (sec != NULL && elf_discarded_section (sec)) - { - /* For relocs against symbols from removed linkonce sections, - or sections discarded by a linker script, we just want the - section contents zeroed. Avoid any special processing. */ - _bfd_clear_contents (howto, input_bfd, contents + rel->r_offset); - rel->r_info = 0; - rel->r_addend = 0; - continue; - } + if (sec != NULL && discarded_section (sec)) + RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section, + rel, 1, relend, howto, 0, contents); addend = rel->r_addend; value += addend; @@ -4296,7 +4389,9 @@ 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); @@ -4313,7 +4408,8 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, case R_ALPHA_GPRELLOW: if (dynamic_symbol_p) { - (*_bfd_error_handler) + _bfd_error_handler + /* xgettext:c-format */ (_("%B: gp-relative relocation against dynamic symbol %s"), input_bfd, h->root.root.root.string); ret_val = FALSE; @@ -4325,7 +4421,8 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, case R_ALPHA_GPRELHIGH: if (dynamic_symbol_p) { - (*_bfd_error_handler) + _bfd_error_handler + /* xgettext:c-format */ (_("%B: gp-relative relocation against dynamic symbol %s"), input_bfd, h->root.root.root.string); ret_val = FALSE; @@ -4351,7 +4448,8 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, case R_ALPHA_BRADDR: if (dynamic_symbol_p) { - (*_bfd_error_handler) + _bfd_error_handler + /* xgettext:c-format */ (_("%B: pc-relative relocation against dynamic symbol %s"), input_bfd, h->root.root.root.string); ret_val = FALSE; @@ -4379,7 +4477,8 @@ 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) + _bfd_error_handler + /* xgettext:c-format */ (_("%B: change in gp: BRSGP %s"), input_bfd, h->root.root.root.string); ret_val = FALSE; @@ -4409,7 +4508,8 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, else if (name[0] == 0) name = bfd_section_name (input_bfd, sec); } - (*_bfd_error_handler) + _bfd_error_handler + /* xgettext:c-format */ (_("%B: !samegp reloc against symbol without .prologue: %s"), input_bfd, name); ret_val = FALSE; @@ -4446,7 +4546,7 @@ 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) + if (!bfd_link_dll (info)) { value -= tp_base; goto default_reloc; @@ -4454,14 +4554,20 @@ 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) + && !undef_weak_ref + && !(unresolved_reloc + && (_bfd_elf_section_offset (output_bfd, info, + input_section, + rel->r_offset) + == (bfd_vma) -1))) { if (r_type == R_ALPHA_REFLONG) { - (*_bfd_error_handler) + _bfd_error_handler + /* xgettext:c-format */ (_("%B: unhandled dynamic relocation against %s"), input_bfd, h->root.root.root.string); @@ -4486,14 +4592,17 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, case R_ALPHA_SREL64: if (dynamic_symbol_p) { - (*_bfd_error_handler) + _bfd_error_handler + /* xgettext:c-format */ (_("%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) + else if (bfd_link_pic (info) + && undef_weak_ref) { - (*_bfd_error_handler) + _bfd_error_handler + /* xgettext:c-format */ (_("%B: pc-relative relocation against undefined weak symbol %s"), input_bfd, h->root.root.root.string); ret_val = FALSE; @@ -4503,7 +4612,11 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, /* ??? .eh_frame references to discarded sections will be smashed to relocations against SHN_UNDEF. The .eh_frame format allows NULL to be encoded as 0 in any format, so this works here. */ - if (r_symndx == STN_UNDEF) + if (r_symndx == STN_UNDEF + || (unresolved_reloc + && _bfd_elf_section_offset (output_bfd, info, + input_section, + rel->r_offset) == (bfd_vma) -1)) howto = (elf64_alpha_howto_table + (r_type - R_ALPHA_SREL32 + R_ALPHA_REFLONG)); goto default_reloc; @@ -4520,13 +4633,14 @@ 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); @@ -4553,7 +4667,8 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, case R_ALPHA_DTPREL16: if (dynamic_symbol_p) { - (*_bfd_error_handler) + _bfd_error_handler + /* xgettext:c-format */ (_("%B: dtp-relative relocation against dynamic symbol %s"), input_bfd, h->root.root.root.string); ret_val = FALSE; @@ -4567,16 +4682,18 @@ 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) + if (bfd_link_dll (info)) { - (*_bfd_error_handler) + _bfd_error_handler + /* xgettext:c-format */ (_("%B: TLS local exec code cannot be linked into shared objects"), input_bfd); ret_val = FALSE; } else if (dynamic_symbol_p) { - (*_bfd_error_handler) + _bfd_error_handler + /* xgettext:c-format */ (_("%B: tp-relative relocation against dynamic symbol %s"), input_bfd, h->root.root.root.string); ret_val = FALSE; @@ -4605,7 +4722,7 @@ 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_pic (info)) value -= tp_base; else { @@ -4648,7 +4765,7 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, if (r_symndx < symtab_hdr->sh_info && sec != NULL && howto->pc_relative - && elf_discarded_section (sec)) + && discarded_section (sec)) break; if (h != NULL) @@ -4662,11 +4779,9 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info, if (*name == '\0') name = bfd_section_name (input_bfd, 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; @@ -4688,7 +4803,6 @@ 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) { @@ -4702,9 +4816,9 @@ elf64_alpha_finish_dynamic_symbol (bfd *output_bfd, struct bfd_link_info *info, BFD_ASSERT (h->dynindx != -1); - splt = bfd_get_section_by_name (dynobj, ".plt"); + splt = elf_hash_table (info)->splt; BFD_ASSERT (splt != NULL); - srel = bfd_get_section_by_name (dynobj, ".rela.plt"); + srel = elf_hash_table (info)->srelplt; BFD_ASSERT (srel != NULL); for (gotent = ah->got_entries; gotent ; gotent = gotent->next) @@ -4774,7 +4888,7 @@ elf64_alpha_finish_dynamic_symbol (bfd *output_bfd, struct bfd_link_info *info, asection *srel; struct alpha_elf_got_entry *gotent; - srel = bfd_get_section_by_name (dynobj, ".rela.got"); + srel = elf_hash_table (info)->srelgot; BFD_ASSERT (srel != NULL); for (gotent = ((struct alpha_elf_link_hash_entry *) h)->got_entries; @@ -4809,19 +4923,19 @@ elf64_alpha_finish_dynamic_symbol (bfd *output_bfd, struct bfd_link_info *info, abort (); } - elf64_alpha_emit_dynrel (output_bfd, info, sgot, srel, + elf64_alpha_emit_dynrel (output_bfd, info, sgot, srel, gotent->got_offset, h->dynindx, r_type, gotent->addend); if (gotent->reloc_type == R_ALPHA_TLSGD) - elf64_alpha_emit_dynrel (output_bfd, info, sgot, srel, + elf64_alpha_emit_dynrel (output_bfd, info, sgot, srel, gotent->got_offset + 8, h->dynindx, R_ALPHA_DTPREL64, gotent->addend); } } /* Mark some specially defined symbols as absolute. */ - if (strcmp (h->root.root.string, "_DYNAMIC") == 0 + if (h == elf_hash_table (info)->hdynamic || h == elf_hash_table (info)->hgot || h == elf_hash_table (info)->hplt) sym->st_shndx = SHN_ABS; @@ -4839,7 +4953,7 @@ elf64_alpha_finish_dynamic_sections (bfd *output_bfd, asection *sdyn; dynobj = elf_hash_table (info)->dynobj; - sdyn = bfd_get_section_by_name (dynobj, ".dynamic"); + sdyn = bfd_get_linker_section (dynobj, ".dynamic"); if (elf_hash_table (info)->dynamic_sections_created) { @@ -4847,8 +4961,8 @@ elf64_alpha_finish_dynamic_sections (bfd *output_bfd, Elf64_External_Dyn *dyncon, *dynconend; bfd_vma plt_vma, gotplt_vma; - splt = bfd_get_section_by_name (dynobj, ".plt"); - srelaplt = bfd_get_section_by_name (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; @@ -4856,7 +4970,7 @@ elf64_alpha_finish_dynamic_sections (bfd *output_bfd, gotplt_vma = 0; if (elf64_alpha_use_secureplt) { - sgotplt = bfd_get_section_by_name (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; @@ -4880,17 +4994,8 @@ 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; } @@ -5023,7 +5128,7 @@ elf64_alpha_final_link (bfd *abfd, struct bfd_link_info *info) debug.external_ext = debug.external_ext_end = NULL; mdebug_handle = bfd_ecoff_debug_init (abfd, &debug, swap, info); - if (mdebug_handle == (PTR) NULL) + if (mdebug_handle == NULL) return FALSE; if (1) @@ -5127,7 +5232,7 @@ elf64_alpha_final_link (bfd *abfd, struct bfd_link_info *info) const char *name; struct alpha_elf_link_hash_entry *h; - (*input_swap->swap_ext_in) (input_bfd, (PTR) eraw_src, &ext); + (*input_swap->swap_ext_in) (input_bfd, eraw_src, &ext); if (ext.asym.sc == scNil || ext.asym.sc == scUndefined || ext.asym.sc == scSUndefined) @@ -5174,7 +5279,7 @@ elf64_alpha_final_link (bfd *abfd, struct bfd_link_info *info) einfo.failed = FALSE; elf_link_hash_traverse (elf_hash_table (info), elf64_alpha_output_extsym, - (PTR) &einfo); + &einfo); if (einfo.failed) return FALSE; @@ -5232,7 +5337,9 @@ elf64_alpha_final_link (bfd *abfd, struct bfd_link_info *info) } static enum elf_reloc_type_class -elf64_alpha_reloc_type_class (const Elf_Internal_Rela *rela) +elf64_alpha_reloc_type_class (const struct bfd_link_info *info ATTRIBUTE_UNUSED, + const asection *rel_sec ATTRIBUTE_UNUSED, + const Elf_Internal_Rela *rela) { switch ((int) ELF64_R_TYPE (rela->r_info)) { @@ -5331,7 +5438,7 @@ 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 @@ -5372,6 +5479,8 @@ 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 \ @@ -5380,6 +5489,8 @@ static const struct elf_size_info alpha_elf_size_info = elf64_alpha_adjust_dynamic_symbol #define elf_backend_merge_symbol_attribute \ elf64_alpha_merge_symbol_attribute +#define elf_backend_copy_indirect_symbol \ + elf64_alpha_copy_indirect_symbol #define elf_backend_always_size_sections \ elf64_alpha_always_size_sections #define elf_backend_size_dynamic_sections \ @@ -5397,6 +5508,9 @@ static const struct elf_size_info alpha_elf_size_info = #define elf_backend_reloc_type_class \ elf64_alpha_reloc_type_class +#define elf_backend_can_gc_sections 1 +#define elf_backend_gc_mark_hook elf64_alpha_gc_mark_hook + #define elf_backend_ecoff_debug_swap \ &elf64_alpha_ecoff_debug_swap @@ -5411,13 +5525,14 @@ static const struct elf_size_info alpha_elf_size_info = #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