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/* PowerPC-specific support for 64-bit ELF.
Copyright (C) 2003-2014 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;
/* 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;
};
void ppc_elf_link_params (struct bfd_link_info *, struct ppc_elf_params *);
int ppc_elf_select_plt_layout (bfd *, struct bfd_link_info *);
asection *ppc_elf_tls_setup (bfd *, struct bfd_link_info *);
bfd_boolean ppc_elf_tls_optimize (bfd *, struct bfd_link_info *);
void ppc_elf_maybe_strip_sdata_syms (struct bfd_link_info *);
extern bfd_boolean ppc_elf_modify_segment_map (bfd *,
struct bfd_link_info * ATTRIBUTE_UNUSED);
extern bfd_boolean ppc_elf_section_processing (bfd *, Elf_Internal_Shdr *);
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