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/* 32-bit ELF support for ARM
Copyright (C) 2019-2021 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. */
/* ARM VFP11 erratum workaround support. */
typedef enum
{
BFD_ARM_VFP11_FIX_DEFAULT,
BFD_ARM_VFP11_FIX_NONE,
BFD_ARM_VFP11_FIX_SCALAR,
BFD_ARM_VFP11_FIX_VECTOR
} bfd_arm_vfp11_fix;
extern void bfd_elf32_arm_init_maps
(bfd *);
extern void bfd_elf32_arm_set_vfp11_fix
(bfd *, struct bfd_link_info *);
extern void bfd_elf32_arm_set_cortex_a8_fix
(bfd *, struct bfd_link_info *);
extern bool bfd_elf32_arm_vfp11_erratum_scan
(bfd *, struct bfd_link_info *);
extern void bfd_elf32_arm_vfp11_fix_veneer_locations
(bfd *, struct bfd_link_info *);
/* ARM STM STM32L4XX erratum workaround support. */
typedef enum
{
BFD_ARM_STM32L4XX_FIX_NONE,
BFD_ARM_STM32L4XX_FIX_DEFAULT,
BFD_ARM_STM32L4XX_FIX_ALL
} bfd_arm_stm32l4xx_fix;
extern void bfd_elf32_arm_set_stm32l4xx_fix
(bfd *, struct bfd_link_info *);
extern bool bfd_elf32_arm_stm32l4xx_erratum_scan
(bfd *, struct bfd_link_info *);
extern void bfd_elf32_arm_stm32l4xx_fix_veneer_locations
(bfd *, struct bfd_link_info *);
/* ELF ARM Interworking support. Called from linker. */
extern bool bfd_elf32_arm_allocate_interworking_sections
(struct bfd_link_info *);
extern bool bfd_elf32_arm_process_before_allocation
(bfd *, struct bfd_link_info *);
struct elf32_arm_params {
char *thumb_entry_symbol;
int byteswap_code;
int target1_is_rel;
char * target2_type;
int fix_v4bx;
int use_blx;
bfd_arm_vfp11_fix vfp11_denorm_fix;
bfd_arm_stm32l4xx_fix stm32l4xx_fix;
int no_enum_size_warning;
int no_wchar_size_warning;
int pic_veneer;
int fix_cortex_a8;
int fix_arm1176;
int merge_exidx_entries;
int cmse_implib;
bfd *in_implib_bfd;
};
void bfd_elf32_arm_set_target_params
(bfd *, struct bfd_link_info *, struct elf32_arm_params *);
extern bool bfd_elf32_arm_get_bfd_for_interworking
(bfd *, struct bfd_link_info *);
extern bool bfd_elf32_arm_add_glue_sections_to_bfd
(bfd *, struct bfd_link_info *);
extern void bfd_elf32_arm_keep_private_stub_output_sections
(struct bfd_link_info *);
extern void bfd_elf32_arm_set_byteswap_code
(struct bfd_link_info *, int);
extern void bfd_elf32_arm_use_long_plt (void);
/* ARM stub generation support. Called from the linker. */
extern int elf32_arm_setup_section_lists
(bfd *, struct bfd_link_info *);
extern void elf32_arm_next_input_section
(struct bfd_link_info *, struct bfd_section *);
extern bool elf32_arm_size_stubs
(bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
struct bfd_section * (*) (const char *, struct bfd_section *,
struct bfd_section *, unsigned int),
void (*) (void));
extern bool elf32_arm_build_stubs
(struct bfd_link_info *);
/* ARM unwind section editing support. */
extern bool elf32_arm_fix_exidx_coverage
(struct bfd_section **, unsigned int, struct bfd_link_info *, bool);
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