}
bfd_vma
-_bfd_aarch64_elf_resolve_relocation (bfd_reloc_code_real_type r_type,
+_bfd_aarch64_elf_resolve_relocation (bfd *input_bfd,
+ bfd_reloc_code_real_type r_type,
bfd_vma place, bfd_vma value,
bfd_vma addend, bfd_boolean weak_undef_p)
{
+ bfd_boolean tls_reloc = TRUE;
switch (r_type)
{
case BFD_RELOC_AARCH64_NONE:
case BFD_RELOC_AARCH64_MOVW_G2_NC:
case BFD_RELOC_AARCH64_MOVW_G2_S:
case BFD_RELOC_AARCH64_MOVW_G3:
+ tls_reloc = FALSE;
+ /* fall-through. */
case BFD_RELOC_AARCH64_TLSDESC_OFF_G0_NC:
case BFD_RELOC_AARCH64_TLSDESC_OFF_G1:
case BFD_RELOC_AARCH64_TLSGD_MOVW_G0_NC:
case BFD_RELOC_AARCH64_TLSLE_LDST32_TPREL_LO12:
case BFD_RELOC_AARCH64_TLSLE_LDST64_TPREL_LO12:
case BFD_RELOC_AARCH64_TLSLE_LDST8_TPREL_LO12:
+ /* Weak Symbols and TLS relocations are implementation defined. For this
+ case we choose to emit 0. */
+ if (weak_undef_p && tls_reloc)
+ {
+ _bfd_error_handler (_("%pB: warning: Weak TLS is implementation "
+ "defined and may not work as expected"),
+ input_bfd);
+ value = place;
+ }
value = value + addend;
break;
bfd *pbfd;
bfd *ebfd = NULL;
elf_property *prop;
+ unsigned align;
uint32_t gnu_prop = *gprop;
prop = _bfd_elf_get_property (ebfd,
GNU_PROPERTY_AARCH64_FEATURE_1_AND,
4);
+ if (gnu_prop & GNU_PROPERTY_AARCH64_FEATURE_1_BTI
+ && !(prop->u.number & GNU_PROPERTY_AARCH64_FEATURE_1_BTI))
+ _bfd_error_handler (_("%pB: warning: BTI turned on by -z force-bti "
+ "when all inputs do not have BTI in NOTE "
+ "section."), ebfd);
prop->u.number |= gnu_prop;
prop->pr_kind = property_number;
info->callbacks->einfo (
_("%F%P: failed to create GNU property section\n"));
+ align = (bfd_get_mach (ebfd) & bfd_mach_aarch64_ilp32) ? 2 : 3;
+ if (!bfd_set_section_alignment (sec, align))
+ info->callbacks->einfo (_("%F%pA: failed to align section\n"),
+ sec);
+
elf_section_type (sec) = SHT_NOTE;
}
}
return updated;
}
+
+/* Fix up AArch64 GNU properties. */
+void
+_bfd_aarch64_elf_link_fixup_gnu_properties
+ (struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ elf_property_list **listp)
+{
+ elf_property_list *p, *prev;
+
+ for (p = *listp, prev = *listp; p; p = p->next)
+ {
+ unsigned int type = p->property.pr_type;
+ if (type == GNU_PROPERTY_AARCH64_FEATURE_1_AND)
+ {
+ if (p->property.pr_kind == property_remove)
+ {
+ /* Remove empty property. */
+ if (prev == p)
+ {
+ *listp = p->next;
+ prev = *listp;
+ }
+ else
+ prev->next = p->next;
+ continue;
+ }
+ prev = p;
+ }
+ else if (type > GNU_PROPERTY_HIPROC)
+ {
+ /* The property list is sorted in order of type. */
+ break;
+ }
+ }
+}