mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-11-27 03:51:15 +08:00
6d53c0962c
The newer update-copyright.py fixes file encoding too, removing cr/lf on binutils/bfdtest2.c and ld/testsuite/ld-cygwin/exe-export.exp, and embedded cr in binutils/testsuite/binutils-all/ar.exp string match.
82 lines
2.8 KiB
C
82 lines
2.8 KiB
C
/* x86-specific ELF linker support between ld and bfd.
|
|
Copyright (C) 2019-2023 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. */
|
|
|
|
/* Missing IBT, SHSTK and LAM property report control. */
|
|
enum elf_x86_prop_report
|
|
{
|
|
prop_report_none = 0, /* Do nothing. */
|
|
prop_report_warning = 1 << 0, /* Issue a warning. */
|
|
prop_report_error = 1 << 1, /* Issue an error. */
|
|
prop_report_ibt = 1 << 2, /* Report missing IBT property. */
|
|
prop_report_shstk = 1 << 3 /* Report missing SHSTK property. */
|
|
};
|
|
|
|
/* Used to pass x86-specific linker options from ld to bfd. */
|
|
struct elf_linker_x86_params
|
|
{
|
|
/* TRUE if IBT-enabled PLT entries should be generated. */
|
|
unsigned int ibtplt: 1;
|
|
|
|
/* TRUE if GNU_PROPERTY_X86_FEATURE_1_IBT should be generated. */
|
|
unsigned int ibt: 1;
|
|
|
|
/* TRUE if GNU_PROPERTY_X86_FEATURE_1_SHSTK should be generated. */
|
|
unsigned int shstk: 1;
|
|
|
|
/* TRUE if GNU_PROPERTY_X86_FEATURE_1_LAM_U48 should be generated. */
|
|
unsigned int lam_u48: 1;
|
|
|
|
/* TRUE if GNU_PROPERTY_X86_FEATURE_1_LAM_U57 should be generated. */
|
|
unsigned int lam_u57: 1;
|
|
|
|
/* TRUE if we shouldn't check relocation overflow. */
|
|
unsigned int no_reloc_overflow_check: 1;
|
|
|
|
/* TRUE if generate a 1-byte NOP as suffix for x86 call instruction. */
|
|
unsigned int call_nop_as_suffix : 1;
|
|
|
|
/* TRUE if -static is passed at command-line before all input files. */
|
|
unsigned int static_before_all_inputs : 1;
|
|
|
|
/* TRUE if --dynamic-linker is passed at command-line. */
|
|
unsigned int has_dynamic_linker : 1;
|
|
|
|
/* Report relative relocations. */
|
|
unsigned int report_relative_reloc : 1;
|
|
|
|
/* X86-64 ISA level needed. */
|
|
unsigned int isa_level;
|
|
|
|
/* Report missing IBT and SHSTK properties. */
|
|
enum elf_x86_prop_report cet_report;
|
|
|
|
/* Report missing LAM_U48 property. */
|
|
enum elf_x86_prop_report lam_u48_report;
|
|
|
|
/* Report missing LAM_U57 property. */
|
|
enum elf_x86_prop_report lam_u57_report;
|
|
|
|
/* The 1-byte NOP for x86 call instruction. */
|
|
char call_nop_byte;
|
|
};
|
|
|
|
extern void _bfd_elf_linker_x86_set_options
|
|
(struct bfd_link_info *, struct elf_linker_x86_params *);
|