From cdbcfc113bfc02e58bdf6ec42c545c479681602f Mon Sep 17 00:00:00 2001 From: Marius Bakke Date: Wed, 6 Jun 2018 17:19:18 +0200 Subject: gnu: linux-libre: Fix build on AArch64. * gnu/packages/patches/binutils-aarch64-symbol-relocation.patch: New file. * gnu/local.mk (dist_patch_DATA): Register it. * gnu/packages/base.scm (binutils/fixed): New public variable. * gnu/packages/linux.scm (make-linux-libre)[native-inputs]: On aarch64, define new ld-wrapper with the above binutils and use it. --- gnu/packages/base.scm | 11 +++++++ gnu/packages/linux.scm | 6 ++++ .../binutils-aarch64-symbol-relocation.patch | 36 ++++++++++++++++++++++ 3 files changed, 53 insertions(+) create mode 100644 gnu/packages/patches/binutils-aarch64-symbol-relocation.patch (limited to 'gnu/packages') diff --git a/gnu/packages/base.scm b/gnu/packages/base.scm index 6d9f019857..fef6002b3c 100644 --- a/gnu/packages/base.scm +++ b/gnu/packages/base.scm @@ -480,6 +480,17 @@ included.") (license gpl3+) (home-page "https://www.gnu.org/software/binutils/"))) +(define-public binutils/fixed + ;; TODO: Incorporate this in binutils during the next rebuild cycle. + (hidden-package + (package + (inherit binutils) + (source (origin + (inherit (package-source binutils)) + (patches (append (origin-patches (package-source binutils)) + (search-patches + "binutils-aarch64-symbol-relocation.patch")))))))) + (define* (make-ld-wrapper name #:key (target (const #f)) binutils diff --git a/gnu/packages/linux.scm b/gnu/packages/linux.scm index 9938af99b8..4ed418d6a9 100644 --- a/gnu/packages/linux.scm +++ b/gnu/packages/linux.scm @@ -295,6 +295,12 @@ for ARCH and optionally VARIANT, or #f if there is no such configuration." (or (%current-target-system) (%current-system))) ((or "x86_64" "i386") `(("gcc" ,gcc-7))) + ("arm64" + ;; Work around a binutils 2.30 bug where some kernel symbols would + ;; be incorrectly marked as relocatable: + ;; . + `(("ld-wrapper" ,(make-ld-wrapper "ld-wrapper" + #:binutils binutils/fixed)))) (_ '())) ,@(match (and configuration-file diff --git a/gnu/packages/patches/binutils-aarch64-symbol-relocation.patch b/gnu/packages/patches/binutils-aarch64-symbol-relocation.patch new file mode 100644 index 0000000000..fbd596862b --- /dev/null +++ b/gnu/packages/patches/binutils-aarch64-symbol-relocation.patch @@ -0,0 +1,36 @@ +Fix a regression in Binutils 2.30 where some symbols are incorrectly assumed +to be addresses: + +https://sourceware.org/bugzilla/show_bug.cgi?id=22764 + +Patch taken from upstream (with ChangeLog entries and tests omitted): + +https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;a=commitdiff;h=279b2f94168ee91e02ccd070d27c983fc001fe12 + +diff --git a/bfd/elfnn-aarch64.c b/bfd/elfnn-aarch64.c +index af448f9..2737773 100644 +--- a/bfd/elfnn-aarch64.c ++++ b/bfd/elfnn-aarch64.c +@@ -7189,10 +7189,19 @@ elfNN_aarch64_check_relocs (bfd *abfd, struct bfd_link_info *info, + #if ARCH_SIZE == 64 + case BFD_RELOC_AARCH64_32: + #endif +- if (bfd_link_pic (info) +- && (sec->flags & SEC_ALLOC) != 0 +- && (sec->flags & SEC_READONLY) != 0) ++ if (bfd_link_pic (info) && (sec->flags & SEC_ALLOC) != 0) + { ++ if (h != NULL ++ /* This is an absolute symbol. It represents a value instead ++ of an address. */ ++ && ((h->root.type == bfd_link_hash_defined ++ && bfd_is_abs_section (h->root.u.def.section)) ++ /* This is an undefined symbol. */ ++ || h->root.type == bfd_link_hash_undefined)) ++ break; ++ ++ /* For local symbols, defined global symbols in a non-ABS section, ++ it is assumed that the value is an address. */ + int howto_index = bfd_r_type - BFD_RELOC_AARCH64_RELOC_START; + _bfd_error_handler + /* xgettext:c-format */ -- cgit 1.4.1