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path: root/packages/binutils/binutils-2.14.90.0.7/600-arm-textrel.patch
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#
# Patch managed by http://www.mn-logistik.de/unsupported/pxa250/patcher
#

--- binutils-2.14.90.0.7/bfd/elf32-arm.h~600-arm-textrel	2004-09-08 12:55:41.000000000 -0500
+++ binutils-2.14.90.0.7/bfd/elf32-arm.h	2004-09-08 12:57:37.000000000 -0500
@@ -54,6 +54,8 @@
 static int elf32_thumb_to_arm_stub
   PARAMS ((struct bfd_link_info *, const char *, bfd *, bfd *, asection *,
 	   bfd_byte *, asection *, bfd_vma, bfd_signed_vma, bfd_vma));
+static bfd_boolean elf32_arm_readonly_dynrelocs
+  PARAMS ((struct elf_link_hash_entry *, PTR));
 static bfd_boolean elf32_arm_relocate_section
   PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
 	   Elf_Internal_Rela *, Elf_Internal_Sym *, asection **));
@@ -3139,6 +3141,37 @@
   return TRUE;
 }
 
+/* Find any dynamic relocs that apply to read-only sections.  */
+
+static bfd_boolean
+elf32_arm_readonly_dynrelocs (h, inf)
+     struct elf_link_hash_entry *h;
+     PTR inf;
+{
+  struct elf32_arm_link_hash_entry *eh;
+  struct elf32_arm_relocs_copied *p;
+
+  if (h->root.type == bfd_link_hash_warning)
+    h = (struct elf_link_hash_entry *) h->root.u.i.link;
+
+  eh = (struct elf32_arm_link_hash_entry *) h;
+  for (p = eh->relocs_copied; p != NULL; p = p->next)
+    {
+      asection *s = p->section;
+
+      if (s != NULL && (s->flags & SEC_READONLY) != 0)
+       {
+         struct bfd_link_info *info = (struct bfd_link_info *) inf;
+
+         info->flags |= DF_TEXTREL;
+
+         /* Not an error, just cut short the traversal.  */
+         return FALSE;
+       }
+    }
+  return TRUE;
+}
+
 /* Set the sizes of the dynamic sections.  */
 
 static bfd_boolean
@@ -3297,6 +3330,12 @@
 	    return FALSE;
 	}
 
+      /* If any dynamic relocs apply to a read-only section,
+         then we need a DT_TEXTREL entry.  */
+      if ((info->flags & DF_TEXTREL) == 0)
+        elf_link_hash_traverse (&htab->root, elf32_arm_readonly_dynrelocs,
+                                (PTR) info);
+
       if ((info->flags & DF_TEXTREL) != 0)
 	{
 	  if (!add_dynamic_entry (DT_TEXTREL, 0))