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- /* PowerPC-specific support for 64-bit ELF.
- Copyright (C) 2003-2022 Free Software Foundation, Inc.
- This file is part of BFD, the Binary File Descriptor library.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
- MA 02110-1301, USA. */
- enum ppc_elf_plt_type
- {
- PLT_UNSET,
- PLT_OLD,
- PLT_NEW,
- PLT_VXWORKS
- };
- /* Various options passed from the linker to bfd backend. */
- struct ppc_elf_params
- {
- /* Chooses the type of .plt. */
- enum ppc_elf_plt_type plt_style;
- /* Set if individual PLT call stubs should be aligned. */
- int plt_stub_align;
- /* Whether to emit symbols for stubs. */
- int emit_stub_syms;
- /* Whether to emit special stub for __tls_get_addr calls. */
- int no_tls_get_addr_opt;
- /* Insert trampolines for branches that won't reach their destination. */
- int branch_trampolines;
- /* Avoid execution falling into new page. */
- int ppc476_workaround;
- unsigned int pagesize_p2;
- /* The bfd backend detected a non-PIC reference to a protected symbol
- defined in a shared library. */
- int pic_fixup;
- /* Relocate 16A relocs as 16D and vice versa. */
- int vle_reloc_fixup;
- bfd_vma pagesize;
- };
- void ppc_elf_link_params (struct bfd_link_info *, struct ppc_elf_params *);
- int ppc_elf_select_plt_layout (bfd *, struct bfd_link_info *);
- bool ppc_elf_inline_plt (struct bfd_link_info *);
- asection *ppc_elf_tls_setup (bfd *, struct bfd_link_info *);
- bool ppc_elf_tls_optimize (bfd *, struct bfd_link_info *);
- void ppc_elf_maybe_strip_sdata_syms (struct bfd_link_info *);
- extern bool ppc_elf_modify_segment_map (bfd *, struct bfd_link_info *);
- extern bool ppc_elf_section_processing (bfd *, Elf_Internal_Shdr *);
- extern bool ppc_finish_symbols (struct bfd_link_info *);
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