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122 lines
3.7 KiB
C
122 lines
3.7 KiB
C
/* 32-bit ELF support for ARM
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Copyright (C) 2019-2021 Free Software Foundation, Inc.
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This file is part of BFD, the Binary File Descriptor library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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/* ARM VFP11 erratum workaround support. */
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typedef enum
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{
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BFD_ARM_VFP11_FIX_DEFAULT,
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BFD_ARM_VFP11_FIX_NONE,
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BFD_ARM_VFP11_FIX_SCALAR,
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BFD_ARM_VFP11_FIX_VECTOR
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} bfd_arm_vfp11_fix;
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extern void bfd_elf32_arm_init_maps
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(bfd *);
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extern void bfd_elf32_arm_set_vfp11_fix
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(bfd *, struct bfd_link_info *);
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extern void bfd_elf32_arm_set_cortex_a8_fix
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(bfd *, struct bfd_link_info *);
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extern bfd_boolean bfd_elf32_arm_vfp11_erratum_scan
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(bfd *, struct bfd_link_info *);
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extern void bfd_elf32_arm_vfp11_fix_veneer_locations
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(bfd *, struct bfd_link_info *);
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/* ARM STM STM32L4XX erratum workaround support. */
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typedef enum
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{
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BFD_ARM_STM32L4XX_FIX_NONE,
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BFD_ARM_STM32L4XX_FIX_DEFAULT,
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BFD_ARM_STM32L4XX_FIX_ALL
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} bfd_arm_stm32l4xx_fix;
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extern void bfd_elf32_arm_set_stm32l4xx_fix
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(bfd *, struct bfd_link_info *);
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extern bfd_boolean bfd_elf32_arm_stm32l4xx_erratum_scan
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(bfd *, struct bfd_link_info *);
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extern void bfd_elf32_arm_stm32l4xx_fix_veneer_locations
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(bfd *, struct bfd_link_info *);
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/* ELF ARM Interworking support. Called from linker. */
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extern bfd_boolean bfd_elf32_arm_allocate_interworking_sections
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(struct bfd_link_info *);
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extern bfd_boolean bfd_elf32_arm_process_before_allocation
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(bfd *, struct bfd_link_info *);
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struct elf32_arm_params {
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char *thumb_entry_symbol;
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int byteswap_code;
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int target1_is_rel;
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char * target2_type;
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int fix_v4bx;
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int use_blx;
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bfd_arm_vfp11_fix vfp11_denorm_fix;
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bfd_arm_stm32l4xx_fix stm32l4xx_fix;
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int no_enum_size_warning;
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int no_wchar_size_warning;
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int pic_veneer;
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int fix_cortex_a8;
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int fix_arm1176;
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int merge_exidx_entries;
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int cmse_implib;
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bfd *in_implib_bfd;
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};
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void bfd_elf32_arm_set_target_params
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(bfd *, struct bfd_link_info *, struct elf32_arm_params *);
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extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
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(bfd *, struct bfd_link_info *);
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extern bfd_boolean bfd_elf32_arm_add_glue_sections_to_bfd
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(bfd *, struct bfd_link_info *);
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extern void bfd_elf32_arm_keep_private_stub_output_sections
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(struct bfd_link_info *);
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extern void bfd_elf32_arm_set_byteswap_code
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(struct bfd_link_info *, int);
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extern void bfd_elf32_arm_use_long_plt (void);
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/* ARM stub generation support. Called from the linker. */
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extern int elf32_arm_setup_section_lists
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(bfd *, struct bfd_link_info *);
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extern void elf32_arm_next_input_section
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(struct bfd_link_info *, struct bfd_section *);
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extern bfd_boolean elf32_arm_size_stubs
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(bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
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struct bfd_section * (*) (const char *, struct bfd_section *,
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struct bfd_section *, unsigned int),
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void (*) (void));
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extern bfd_boolean elf32_arm_build_stubs
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(struct bfd_link_info *);
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/* ARM unwind section editing support. */
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extern bfd_boolean elf32_arm_fix_exidx_coverage
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(struct bfd_section **, unsigned int, struct bfd_link_info *, bfd_boolean);
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