e8b09b8710
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.
18 lines
634 B
Bash
18 lines
634 B
Bash
. ${srcdir}/emulparams/armelf_linux.sh
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OUTPUT_FORMAT="elf32-littlearm-fdpic"
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BIG_OUTPUT_FORMAT="elf32-bigarm-fdpic"
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LITTLE_OUTPUT_FORMAT="elf32-littlearm-fdpic"
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# Use the ARM ABI-compliant exception-handling sections.
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OTHER_READONLY_SECTIONS="
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.ARM.extab ${RELOCATING-0} : { *(.ARM.extab${RELOCATING+* .gnu.linkonce.armextab.*}) }
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${RELOCATING+ PROVIDE_HIDDEN (__exidx_start = .); }
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.ARM.exidx ${RELOCATING-0} : { *(.ARM.exidx${RELOCATING+* .gnu.linkonce.armexidx.*}) }
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${RELOCATING+ PROVIDE_HIDDEN (__exidx_end = .); }
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.rofixup : {
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${RELOCATING+__ROFIXUP_LIST__ = .;}
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*(.rofixup)
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${RELOCATING+__ROFIXUP_END__ = .;}
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}"
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