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| author | Christophe Lyon <christophe.lyon@st.com> | 2018-03-20 10:55:09 +0100 |
|---|---|---|
| committer | Christophe Lyon <christophe.lyon@linaro.org> | 2018-04-25 20:53:01 +0000 |
| commit | e8b09b87102504a110f839e67a712094d63dcbab (patch) | |
| tree | fa39cf95bc6c60f1d8410ff5eea24a4ca3e1b7d5 /ld | |
| parent | 188fd7aea619d9f66a822bad881d8f56892b60aa (diff) | |
| download | binutils-gdb-e8b09b87102504a110f839e67a712094d63dcbab.tar.gz | |
[ARM] Implement FDPIC relocations.
This is the main BFD patch, that enables the linker to actually handle
the FDPIC relocations.
2018-04-25 Christophe Lyon <christophe.lyon@st.com>
Mickaël Guêné <mickael.guene@st.com>
bfd/
* elf32-arm.c (struct fdpic_local): New.
(elf_arm_obj_tdata): Add local_fdpic_cnts field.
(elf32_arm_local_fdpic_cnts): New.
(struct fdpic_global): New.
(elf32_arm_link_hash_entry): Add fdpic_cnts field.
(elf32_arm_link_hash_table): Add srofixup field.
(arm_elf_add_rofixup): New.
(arm_elf_fill_funcdesc): New.
(elf32_arm_link_hash_newfunc): Handle fdpic_cnts.
(elf32_arm_allocate_local_sym_info): Likewise.
(create_got_section): Create .rofixup section.
(elf32_arm_copy_indirect_symbol): Handle fdpic_cnts.
(bfd_elf32_arm_set_target_params): Handle FDPIC.
(elf32_arm_final_link_relocate): Likewise.
(elf32_arm_check_relocs): Likewise.
(allocate_dynrelocs_for_symbol): Likewise.
(elf32_arm_size_dynamic_sections): Likewise.
(elf32_arm_finish_dynamic_sections): Likewise.
(elf32_arm_output_arch_local_syms): Likewise.
(elf32_arm_fdpic_omit_section_dynsym): New.
ld/
* emulparams/armelf_linux_fdpiceabi.sh: Add .rofixup section.
Diffstat (limited to 'ld')
| -rw-r--r-- | ld/ChangeLog | 5 | ||||
| -rw-r--r-- | ld/emulparams/armelf_linux_fdpiceabi.sh | 8 |
2 files changed, 11 insertions, 2 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog index e6339418db1..d9900b5ebb0 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,6 +1,11 @@ 2018-04-25 Christophe Lyon <christophe.lyon@st.com> Mickaël Guêné <mickael.guene@st.com> + * emulparams/armelf_linux_fdpiceabi.sh: Add .rofixup section. + +2018-04-25 Christophe Lyon <christophe.lyon@st.com> + Mickaël Guêné <mickael.guene@st.com> + * Makefile.am (ALL_EMULATION_SOURCES): Add earmelf_linux_fdpiceabi.c and earmelfb_linux_fdpiceabi.c. (earmelf_linux_fdpiceabi.c, earmelfb_linux_fdpiceabi.c): New rules. diff --git a/ld/emulparams/armelf_linux_fdpiceabi.sh b/ld/emulparams/armelf_linux_fdpiceabi.sh index 104cf38520d..aa604aaadf4 100644 --- a/ld/emulparams/armelf_linux_fdpiceabi.sh +++ b/ld/emulparams/armelf_linux_fdpiceabi.sh @@ -9,5 +9,9 @@ OTHER_READONLY_SECTIONS=" .ARM.extab ${RELOCATING-0} : { *(.ARM.extab${RELOCATING+* .gnu.linkonce.armextab.*}) } ${RELOCATING+ PROVIDE_HIDDEN (__exidx_start = .); } .ARM.exidx ${RELOCATING-0} : { *(.ARM.exidx${RELOCATING+* .gnu.linkonce.armexidx.*}) } - ${RELOCATING+ PROVIDE_HIDDEN (__exidx_end = .); }" - + ${RELOCATING+ PROVIDE_HIDDEN (__exidx_end = .); } + .rofixup : { + ${RELOCATING+__ROFIXUP_LIST__ = .;} + *(.rofixup) + ${RELOCATING+__ROFIXUP_END__ = .;} +}" |