diff options
Diffstat (limited to 'meta/recipes-devtools/binutils/binutils')
3 files changed, 123 insertions, 150 deletions
diff --git a/meta/recipes-devtools/binutils/binutils/fix-pr16428.patch b/meta/recipes-devtools/binutils/binutils/fix-pr16428.patch new file mode 100644 index 0000000..4584748 --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/fix-pr16428.patch @@ -0,0 +1,123 @@ +commit 4199e3b8669d0a36448687850374fdc2ad7240b6 +Author: Alan Modra <amodra@gmail.com> +Date: Wed Jan 15 21:50:55 2014 +1030 + + non-PIC references to __ehdr_start in pie and shared + + Rather than hacking every backend to not discard dynamic relocations + against an undefined hidden __ehdr_start, make it appear to be defined + early. We want __ehdr_start hidden before size_dynamic_sections so + that it isn't put in .dynsym, but we do need the dynamic relocations + for a PIE or shared library with a non-PIC reference. Defining it + early is wrong if we don't actually define the symbol later to its + proper value. (In some cases we want to leave the symbol undefined, + for example, when the ELF header isn't loaded, and we don't have this + infomation available in before_allocation.) + + ld/ + * emultempl/elf32.em (gld${EMULATION_NAME}_before_allocation): Define + __ehdr_start before size_dynamic_sections and restore afterwards. + ld/testsuite/ + * ld-elf/ehdr_start-shared.d: New. + * ld-elf/ehdr_start-userdef.d: xfail frv. + * ld-elf/ehdr_start-weak.d: Likewise. + * ld-elf/ehdr_start.d: Likewise. + +Upstream-Status: Backport + +diff --git a/ld/emultempl/elf32.em b/ld/emultempl/elf32.em +index 9a2fe89..13f86f0 100644 +--- a/ld/emultempl/elf32.em ++++ b/ld/emultempl/elf32.em +@@ -1480,6 +1480,8 @@ gld${EMULATION_NAME}_before_allocation (void) + const char *rpath; + asection *sinterp; + bfd *abfd; ++ struct elf_link_hash_entry *ehdr_start = NULL; ++ struct bfd_link_hash_entry ehdr_start_save; + + if (is_elf_hash_table (link_info.hash)) + { +@@ -1504,6 +1506,16 @@ gld${EMULATION_NAME}_before_allocation (void) + _bfd_elf_link_hash_hide_symbol (&link_info, h, TRUE); + if (ELF_ST_VISIBILITY (h->other) != STV_INTERNAL) + h->other = (h->other & ~ELF_ST_VISIBILITY (-1)) | STV_HIDDEN; ++ /* Don't leave the symbol undefined. Undefined hidden ++ symbols typically won't have dynamic relocations, but ++ we most likely will need dynamic relocations for ++ __ehdr_start if we are building a PIE or shared ++ library. */ ++ ehdr_start = h; ++ ehdr_start_save = h->root; ++ h->root.type = bfd_link_hash_defined; ++ h->root.u.def.section = bfd_abs_section_ptr; ++ h->root.u.def.value = 0; + } + } + +@@ -1620,6 +1632,14 @@ ${ELF_INTERPRETER_SET_DEFAULT} + + if (!bfd_elf_size_dynsym_hash_dynstr (link_info.output_bfd, &link_info)) + einfo ("%P%F: failed to set dynamic section sizes: %E\n"); ++ ++ if (ehdr_start != NULL) ++ { ++ /* If we twiddled __ehdr_start to defined earlier, put it back ++ as it was. */ ++ ehdr_start->root.type = ehdr_start_save.type; ++ ehdr_start->root.u = ehdr_start_save.u; ++ } + } + + EOF +diff --git a/ld/testsuite/ld-elf/ehdr_start-shared.d b/ld/testsuite/ld-elf/ehdr_start-shared.d +new file mode 100644 +index 0000000..c17516a +--- /dev/null ++++ b/ld/testsuite/ld-elf/ehdr_start-shared.d +@@ -0,0 +1,9 @@ ++#source: ehdr_start.s ++#ld: -e _start -shared ++#nm: -n ++#target: *-*-linux* *-*-gnu* *-*-nacl* ++#xfail: cris*-*-* frv-*-* ++ ++#... ++[0-9a-f]*000 [Adrt] __ehdr_start ++#pass +diff --git a/ld/testsuite/ld-elf/ehdr_start-userdef.d b/ld/testsuite/ld-elf/ehdr_start-userdef.d +index 2a88e98..b58ae3f 100644 +--- a/ld/testsuite/ld-elf/ehdr_start-userdef.d ++++ b/ld/testsuite/ld-elf/ehdr_start-userdef.d +@@ -2,6 +2,7 @@ + #ld: -e _start -T ehdr_start-userdef.t + #readelf: -Ws + #target: *-*-linux* *-*-gnu* *-*-nacl* ++#xfail: frv-*-* + + #... + Symbol table '\.symtab' contains [0-9]+ entries: +diff --git a/ld/testsuite/ld-elf/ehdr_start-weak.d b/ld/testsuite/ld-elf/ehdr_start-weak.d +index 8bd9035..24ae34c 100644 +--- a/ld/testsuite/ld-elf/ehdr_start-weak.d ++++ b/ld/testsuite/ld-elf/ehdr_start-weak.d +@@ -2,6 +2,7 @@ + #ld: -e _start -T ehdr_start-missing.t + #nm: -n + #target: *-*-linux* *-*-gnu* *-*-nacl* ++#xfail: frv-*-* + + #... + \s+[wU] __ehdr_start +diff --git a/ld/testsuite/ld-elf/ehdr_start.d b/ld/testsuite/ld-elf/ehdr_start.d +index 52e5b54..d538b66 100644 +--- a/ld/testsuite/ld-elf/ehdr_start.d ++++ b/ld/testsuite/ld-elf/ehdr_start.d +@@ -2,6 +2,7 @@ + #ld: -e _start + #nm: -n + #target: *-*-linux* *-*-gnu* *-*-nacl* ++#xfail: frv-*-* + + #... + [0-9a-f]*000 [Adrt] __ehdr_start diff --git a/meta/recipes-devtools/binutils/binutils/fix-pr16428a.patch b/meta/recipes-devtools/binutils/binutils/fix-pr16428a.patch deleted file mode 100644 index 5b3edfb..0000000 --- a/meta/recipes-devtools/binutils/binutils/fix-pr16428a.patch +++ /dev/null @@ -1,75 +0,0 @@ -From d1ec1e40b5b457c92aaa23f7af40e026e4596a99 Mon Sep 17 00:00:00 2001 -From: H.J. Lu <hjl.tools@gmail.com> -Date: Tue, 14 Jan 2014 10:48:39 -0800 -Subject: [PATCH 1/1] Don't update reloc count if there are any non pc-relative relocs - - PR ld/16428 - * elf32-i386.c (elf_i386_allocate_dynrelocs): Don't update reloc - count if there are any non pc-relative relocs. - * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise. ---- - bfd/ChangeLog | 7 +++++++ - bfd/elf32-i386.c | 9 +++++++-- - bfd/elf64-x86-64.c | 9 +++++++-- - 3 files changed, 21 insertions(+), 4 deletions(-) - -Upstream-Status: Backport - -#diff --git a/bfd/ChangeLog b/bfd/ChangeLog -#index a8f1f94..7a49fd1 100644 -#--- a/bfd/ChangeLog -#+++ b/bfd/ChangeLog -#@@ -1,3 +1,10 @@ -#+2014-01-14 H.J. Lu <hongjiu.lu@intel.com> -#+ -#+ PR ld/16428 -#+ * elf32-i386.c (elf_i386_allocate_dynrelocs): Don't update reloc -#+ count if there are any non pc-relative relocs. -#+ * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise. -#+ -# 2014-01-14 Michael Hudson-Doyle <michael.hudson@linaro.org> -# Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org> -# -diff --git a/bfd/elf32-i386.c b/bfd/elf32-i386.c -index 4d391e1..d7f59e5 100644 ---- a/bfd/elf32-i386.c -+++ b/bfd/elf32-i386.c -@@ -2368,8 +2368,13 @@ elf_i386_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf) - - for (pp = &eh->dyn_relocs; (p = *pp) != NULL; ) - { -- p->count -= p->pc_count; -- p->pc_count = 0; -+ /* Don't update reloc count if there are any non -+ pc-relative relocs. */ -+ if (!h->pointer_equality_needed) -+ { -+ p->count -= p->pc_count; -+ p->pc_count = 0; -+ } - if (p->count == 0) - *pp = p->next; - else -diff --git a/bfd/elf64-x86-64.c b/bfd/elf64-x86-64.c -index edee8ec..999011b 100644 ---- a/bfd/elf64-x86-64.c -+++ b/bfd/elf64-x86-64.c -@@ -2463,8 +2463,13 @@ elf_x86_64_allocate_dynrelocs (struct elf_link_hash_entry *h, void * inf) - - for (pp = &eh->dyn_relocs; (p = *pp) != NULL; ) - { -- p->count -= p->pc_count; -- p->pc_count = 0; -+ /* Don't update reloc count if there are any non -+ pc-relative relocs. */ -+ if (!h->pointer_equality_needed) -+ { -+ p->count -= p->pc_count; -+ p->pc_count = 0; -+ } - if (p->count == 0) - *pp = p->next; - else --- -1.7.1 - diff --git a/meta/recipes-devtools/binutils/binutils/fix-pr16428b.patch b/meta/recipes-devtools/binutils/binutils/fix-pr16428b.patch deleted file mode 100644 index 35aa7b5..0000000 --- a/meta/recipes-devtools/binutils/binutils/fix-pr16428b.patch +++ /dev/null @@ -1,75 +0,0 @@ -From 818d220a6fe3d0512a226188e9164245a02c9185 Mon Sep 17 00:00:00 2001 -From: H.J. Lu <hjl.tools@gmail.com> -Date: Tue, 14 Jan 2014 16:42:35 -0800 -Subject: [PATCH] Don't discard relocs against __ehdr_start - -__ehdr_start will be defined by assign_file_positions_for_non_load_sections -later. - - PR ld/16428 - * elf32-i386.c (elf_i386_allocate_dynrelocs): Don't discard relocs - against __ehdr_start. - * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise. ---- - bfd/ChangeLog | 7 +++++++ - bfd/elf32-i386.c | 7 +++++-- - bfd/elf64-x86-64.c | 7 +++++-- - 3 files changed, 17 insertions(+), 4 deletions(-) - -Upstream-Status: Backport - -#diff --git a/bfd/ChangeLog b/bfd/ChangeLog -#index 7d13a35..f4acda0 100644 -#--- a/bfd/ChangeLog -#+++ b/bfd/ChangeLog -#@@ -1,5 +1,12 @@ -# 2014-01-14 H.J. Lu <hongjiu.lu@intel.com> -# -#+ PR ld/16428 -#+ * elf32-i386.c (elf_i386_allocate_dynrelocs): Don't discard relocs -#+ against __ehdr_start. -#+ * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise. -#+ -#+2014-01-14 H.J. Lu <hongjiu.lu@intel.com> -#+ -# * elf32-i386.c (elf_i386_allocate_dynrelocs): Revert the last -# change. -# * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise. -Index: binutils-2.24/bfd/elf32-i386.c -=================================================================== ---- binutils-2.24.orig/bfd/elf32-i386.c 2014-03-25 10:26:54.818385608 +0000 -+++ binutils-2.24/bfd/elf32-i386.c 2014-03-25 10:26:54.814385607 +0000 -@@ -2395,9 +2395,12 @@ - } - - /* Also discard relocs on undefined weak syms with non-default -- visibility. */ -+ visibility. Don't discard relocs against __ehdr_start which -+ will be defined by assign_file_positions_for_non_load_sections -+ later. */ - if (eh->dyn_relocs != NULL -- && h->root.type == bfd_link_hash_undefweak) -+ && h->root.type == bfd_link_hash_undefweak -+ && strcmp (h->root.root.string, "__ehdr_start") != 0) - { - if (ELF_ST_VISIBILITY (h->other) != STV_DEFAULT) - eh->dyn_relocs = NULL; -Index: binutils-2.24/bfd/elf64-x86-64.c -=================================================================== ---- binutils-2.24.orig/bfd/elf64-x86-64.c 2014-03-25 10:26:54.818385608 +0000 -+++ binutils-2.24/bfd/elf64-x86-64.c 2014-03-25 10:26:54.814385607 +0000 -@@ -2478,9 +2478,12 @@ - } - - /* Also discard relocs on undefined weak syms with non-default -- visibility. */ -+ visibility. Don't discard relocs against __ehdr_start which -+ will be defined by assign_file_positions_for_non_load_sections -+ later. */ - if (eh->dyn_relocs != NULL -- && h->root.type == bfd_link_hash_undefweak) -+ && h->root.type == bfd_link_hash_undefweak -+ && strcmp (h->root.root.string, "__ehdr_start") != 0) - { - if (ELF_ST_VISIBILITY (h->other) != STV_DEFAULT) - eh->dyn_relocs = NULL; |
