Don't sort ld -r output relocs on alpha

LITERAL/LITUSE relocs must be kept together.

	* elf64-alpha.c (elf64_alpha_sort_relocs_p): New function.
	(elf_backend_sort_relocs_p): Define.

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 00035c449b0d20b45a4120ead1397033ad550b0c..9e254a397f65e95d78888ed9110883345de94572 100644 (file)
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,8 @@
+2015-08-27  Alan Modra  <amodra@gmail.com>
+
+       * elf64-alpha.c (elf64_alpha_sort_relocs_p): New function.
+       (elf_backend_sort_relocs_p): Define.
+
 2015-08-26  Alan Modra  <amodra@gmail.com>
 
        PR 18867

diff --git a/bfd/elf64-alpha.c b/bfd/elf64-alpha.c
index df19da7c7a9367cfba051c3ff39f1fbd978ee621..35c1ec6189148c254b2c86cd501d5f27cac7f558 100644 (file)
--- a/bfd/elf64-alpha.c
+++ b/bfd/elf64-alpha.c
@@ -1757,6 +1757,18 @@ elf64_alpha_want_plt (struct alpha_elf_link_hash_entry *ah)
          && (ah->flags & ~ALPHA_ELF_LINK_HASH_LU_PLT) == 0);
 }
 
+/* Whether to sort relocs output by ld -r or ld --emit-relocs, by r_offset.
+   Don't do so for code sections.  We want to keep ordering of LITERAL/LITUSE
+   as is.  On the other hand, elf-eh-frame.c processing requires .eh_frame
+   relocs to be sorted.  */
+
+static bfd_boolean
+elf64_alpha_sort_relocs_p (asection *sec)
+{
+  return (sec->flags & SEC_CODE) == 0;
+}
+
+
 /* Handle dynamic relocations when doing an Alpha ELF link.  */
 
 static bfd_boolean
@@ -5525,6 +5537,8 @@ static const struct elf_size_info alpha_elf_size_info =
   elf64_alpha_add_symbol_hook
 #define elf_backend_relocs_compatible \
   _bfd_elf_relocs_compatible
+#define elf_backend_sort_relocs_p \
+  elf64_alpha_sort_relocs_p
 #define elf_backend_check_relocs \
   elf64_alpha_check_relocs
 #define elf_backend_create_dynamic_sections \