kumquat-buildroot/toolchain/binutils/2.15/600-arm-textrel.patch
2004-10-09 01:06:03 +00:00

64 lines
1.9 KiB
Diff

http://sources.redhat.com/ml/binutils/2004-06/msg00010.html
--- binutils-2.15.90.0.3-old/bfd/elf32-arm.h 2004-04-12 14:56:33.000000000 -0500
+++ binutils-2.15.90.0.3/bfd/elf32-arm.h 2004-09-03 06:56:40.000000000 -0500
@@ -87,6 +87,8 @@
#endif
static bfd_boolean allocate_dynrelocs
PARAMS ((struct elf_link_hash_entry *h, PTR inf));
+static bfd_boolean elf32_arm_readonly_dynrelocs
+ PARAMS ((struct elf_link_hash_entry *, PTR));
static bfd_boolean create_got_section
PARAMS ((bfd * dynobj, struct bfd_link_info * info));
static bfd_boolean elf32_arm_create_dynamic_sections
@@ -3531,6 +3533,37 @@
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
@@ -3740,6 +3773,12 @@
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))