From 31dabb6cc9e5266be0e449bbde19bff4b837b2ab Mon Sep 17 00:00:00 2001 From: Jeff Law Date: Fri, 16 Jun 1995 06:09:07 +0000 Subject: [PATCH] * elf32-hppa.c (elf32_hppa_bfd_link_link_relocate): Use the right type field (there are two!) when checking to see if $global$ is defined. --- bfd/ChangeLog | 6 ++++++ bfd/elf32-hppa.c | 35 ++++++++++++++++++++++++++--------- 2 files changed, 32 insertions(+), 9 deletions(-) diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 57ac7eb..d1b2a25 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,9 @@ +Fri Jun 16 00:07:25 1995 Jeff Law (law@snake.cs.utah.edu) + + * elf32-hppa.c (elf32_hppa_bfd_link_link_relocate): Use the right + type field (there are two!) when checking to see if $global$ is + defined. + Thu Jun 15 14:03:47 1995 Stan Shebs * bfd-in.h, bfd-in2.h (bfd_boolean): Rename bfd_true, bfd_false diff --git a/bfd/elf32-hppa.c b/bfd/elf32-hppa.c index b8c4e71..e74db34 100644 --- a/bfd/elf32-hppa.c +++ b/bfd/elf32-hppa.c @@ -1,5 +1,5 @@ /* BFD back-end for HP PA-RISC ELF files. - Copyright (C) 1990, 91, 92, 93, 94 Free Software Foundation, Inc. + Copyright (C) 1990, 91, 92, 93, 94, 1995 Free Software Foundation, Inc. Written by @@ -209,7 +209,7 @@ static unsigned long hppa_elf_relocate_insn static bfd_reloc_status_type hppa_elf_reloc PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd*, char **)); -static CONST reloc_howto_type * elf_hppa_reloc_type_lookup +static reloc_howto_type * elf_hppa_reloc_type_lookup PARAMS ((bfd *, bfd_reloc_code_real_type)); static boolean elf32_hppa_set_section_contents @@ -241,7 +241,7 @@ static boolean elf32_hppa_add_symbol_hook const char **, flagword *, asection **, bfd_vma *)); static bfd_reloc_status_type elf32_hppa_bfd_final_link_relocate - PARAMS ((const reloc_howto_type *, bfd *, bfd *, asection *, + PARAMS ((reloc_howto_type *, bfd *, bfd *, asection *, bfd_byte *, bfd_vma, bfd_vma, bfd_vma, struct bfd_link_info *, asection *, const char *, int)); @@ -784,7 +784,7 @@ elf32_hppa_relocate_section (output_bfd, info, input_bfd, input_section, for (; rel < relend; rel++) { int r_type; - const reloc_howto_type *howto; + reloc_howto_type *howto; long r_symndx; struct elf_link_hash_entry *h; Elf_Internal_Sym *sym; @@ -841,14 +841,15 @@ elf32_hppa_relocate_section (output_bfd, info, input_bfd, input_section, indx = r_symndx - symtab_hdr->sh_info; h = elf_sym_hashes (input_bfd)[indx]; - if (h->root.type == bfd_link_hash_defined) + if (h->root.type == bfd_link_hash_defined + || h->root.type == bfd_link_hash_defweak) { sym_sec = h->root.u.def.section; relocation = (h->root.u.def.value + sym_sec->output_offset + sym_sec->output_section->vma); } - else if (h->root.type == bfd_link_hash_weak) + else if (h->root.type == bfd_link_hash_undefweak) relocation = 0; else { @@ -890,6 +891,16 @@ elf32_hppa_relocate_section (output_bfd, info, input_bfd, input_section, { switch (r) { + /* This can happen for DP relative relocs if $global$ is + undefined. This is a panic situation so we don't try + to continue. */ + case bfd_reloc_undefined: + case bfd_reloc_notsupported: + if (!((*info->callbacks->undefined_symbol) + (info, "$global$", input_bfd, + input_section, rel->r_offset))) + return false; + return false; case bfd_reloc_dangerous: { /* We use this return value to indicate that we performed @@ -1215,7 +1226,7 @@ static bfd_reloc_status_type elf32_hppa_bfd_final_link_relocate (howto, input_bfd, output_bfd, input_section, contents, offset, value, addend, info, sym_sec, sym_name, is_local) - const reloc_howto_type *howto; + reloc_howto_type *howto; bfd *input_bfd; bfd *output_bfd; asection *input_section; @@ -1252,6 +1263,11 @@ elf32_hppa_bfd_final_link_relocate (howto, input_bfd, output_bfd, if (h == NULL) return bfd_reloc_notsupported; + /* If $global$ isn't a defined symbol, then we're still in deep + trouble. */ + if (h->root.type != bfd_link_hash_defined) + return bfd_reloc_undefined; + sec = h->root.u.def.section; elf32_hppa_hash_table (info)->global_value = (h->root.u.def.value + sec->output_section->vma @@ -1525,7 +1541,7 @@ do_basic_type_1: /* Return the address of the howto table entry to perform the CODE relocation for an ARCH machine. */ -static CONST reloc_howto_type * +static reloc_howto_type * elf_hppa_reloc_type_lookup (abfd, code) bfd *abfd; bfd_reloc_code_real_type code; @@ -2815,7 +2831,8 @@ elf32_hppa_size_stubs (stub_bfd, output_bfd, link_info) index = r_index - symtab_hdr->sh_info; hash = elf_sym_hashes (input_bfd)[index]; - if (hash->root.type == bfd_link_hash_defined) + if (hash->root.type == bfd_link_hash_defined + || hash->root.type == bfd_link_hash_defweak) { sym_sec = hash->root.u.def.section; sym_name = hash->root.root.string; -- 2.7.4