[BFD, AArch64] Define elf_backend_fixup_gnu_properties in AArch64

[thirdparty/binutils-gdb.git] / bfd / elfxx-aarch64.c

diff --git a/bfd/elfxx-aarch64.c b/bfd/elfxx-aarch64.c
index cae94d03e8453de0cceee1619668fff71a609edf..040814097f98071db09564392ed972e2e9f29692 100644 (file)
--- a/bfd/elfxx-aarch64.c
+++ b/bfd/elfxx-aarch64.c
@@ -863,3 +863,38 @@ _bfd_aarch64_elf_merge_gnu_properties (struct bfd_link_info *info
 
   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;
+       }
+    }
+}