From 6fc5bb5718b72250cffb9c09110515971f72e116 Mon Sep 17 00:00:00 2001 From: Alan Modra Date: Thu, 27 Aug 2015 10:54:28 +0930 Subject: [PATCH] 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. --- bfd/ChangeLog | 5 +++++ bfd/elf64-alpha.c | 14 ++++++++++++++ 2 files changed, 19 insertions(+) diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 00035c449b..9e254a397f 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,8 @@ +2015-08-27 Alan Modra + + * elf64-alpha.c (elf64_alpha_sort_relocs_p): New function. + (elf_backend_sort_relocs_p): Define. + 2015-08-26 Alan Modra PR 18867 diff --git a/bfd/elf64-alpha.c b/bfd/elf64-alpha.c index df19da7c7a..35c1ec6189 100644 --- 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 \