diff options
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 10 | ||||
| -rw-r--r-- | bfd/elf32-i386.c | 10 | ||||
| -rw-r--r-- | bfd/elf32-ppc.c | 10 | ||||
| -rw-r--r-- | bfd/elf64-ppc.c | 10 |
4 files changed, 34 insertions, 6 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index c6ec77c..e22b592 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,13 @@ +2003-05-15 Alan Modra <amodra@bigpond.net.au> + H.J. Lu <hongjiu.lu@intel.com> + + * elf32-i386.c (allocate_dynrelocs): Use SYMBOL_CALLS_LOCAL. + (elf_i386_relocate_section): Likewise. + * elf32-ppc.c (allocate_dynrelocs): Likewise. + (ppc_elf_relocate_section): Likewise. + * elf64-ppc.c (allocate_dynrelocs): Likewise. + (ppc64_elf_relocate_section): Likewise. + 2003-05-15 Thiemo Seufer <seufer@csv.ica.uni-stuttgart.de> * elf32-mips.c (gprel32_with_gp): Remove useless N64 ABI case. diff --git a/bfd/elf32-i386.c b/bfd/elf32-i386.c index 8fbe8a1..b1a441a 100644 --- a/bfd/elf32-i386.c +++ b/bfd/elf32-i386.c @@ -1679,7 +1679,13 @@ allocate_dynrelocs (h, inf) if (info->shared) { - if (SYMBOL_REFERENCES_LOCAL (info, h)) + /* The only reloc that uses pc_count is R_386_PC32, which will + appear on a call or on something like ".long foo - .". We + want calls to protected symbols to resolve directly to the + function rather than going via the plt. If people want + function pointer comparisons to work as expected then they + should avoid writing assembly like ".long foo - .". */ + if (SYMBOL_CALLS_LOCAL (info, h)) { struct elf_i386_dyn_relocs **pp; @@ -2434,7 +2440,7 @@ elf_i386_relocate_section (output_bfd, info, input_bfd, input_section, || h->root.type != bfd_link_hash_undefweak) && (r_type != R_386_PC32 || (h != NULL - && !SYMBOL_REFERENCES_LOCAL (info, h)))) + && !SYMBOL_CALLS_LOCAL (info, h)))) || (ELIMINATE_COPY_RELOCS && !info->shared && h != NULL diff --git a/bfd/elf32-ppc.c b/bfd/elf32-ppc.c index ca9fbd9..212e5b3 100644 --- a/bfd/elf32-ppc.c +++ b/bfd/elf32-ppc.c @@ -2799,7 +2799,13 @@ allocate_dynrelocs (h, inf) if (info->shared) { - if (SYMBOL_REFERENCES_LOCAL (info, h)) + /* Relocs that use pc_count are those that appear on a call + insn, or certain REL relocs (see MUST_BE_DYN_RELOC) that can + generated via assembly. We want calls to protected symbols + to resolve directly to the function rather than going via the + plt. If people want function pointer comparisons to work as + expected then they should avoid writing weird assembly. */ + if (SYMBOL_CALLS_LOCAL (info, h)) { struct ppc_elf_dyn_relocs **pp; @@ -4991,7 +4997,7 @@ ppc_elf_relocate_section (output_bfd, info, input_bfd, input_section, || h->root.type != bfd_link_hash_undefweak) && (MUST_BE_DYN_RELOC (r_type) || (h != NULL - && !SYMBOL_REFERENCES_LOCAL (info, h)))) + && !SYMBOL_CALLS_LOCAL (info, h)))) || (ELIMINATE_COPY_RELOCS && !info->shared && (input_section->flags & SEC_ALLOC) != 0 diff --git a/bfd/elf64-ppc.c b/bfd/elf64-ppc.c index 331c0ba..2887d9b 100644 --- a/bfd/elf64-ppc.c +++ b/bfd/elf64-ppc.c @@ -5621,7 +5621,13 @@ allocate_dynrelocs (h, inf) if (info->shared) { - if (SYMBOL_REFERENCES_LOCAL (info, h)) + /* Relocs that use pc_count are those that appear on a call + insn, or certain REL relocs (see MUST_BE_DYN_RELOC) that can + generated via assembly. We want calls to protected symbols + to resolve directly to the function rather than going via the + plt. If people want function pointer comparisons to work as + expected then they should avoid writing weird assembly. */ + if (SYMBOL_CALLS_LOCAL (info, h)) { struct ppc_dyn_relocs **pp; @@ -7874,7 +7880,7 @@ ppc64_elf_relocate_section (output_bfd, info, input_bfd, input_section, || h->root.type != bfd_link_hash_undefweak) && (MUST_BE_DYN_RELOC (r_type) || (h != NULL - && !SYMBOL_REFERENCES_LOCAL (info, h)))) + && !SYMBOL_CALLS_LOCAL (info, h)))) || (ELIMINATE_COPY_RELOCS && !info->shared && h != NULL |