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80 lines
1.8 KiB
80 lines
1.8 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* |
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* Copyright (C) 2017 Josh Poimboeuf <[email protected]> |
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*/ |
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#ifndef _CHECK_H |
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#define _CHECK_H |
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#include <stdbool.h> |
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#include "cfi.h" |
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#include "arch.h" |
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struct insn_state { |
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struct cfi_state cfi; |
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unsigned int uaccess_stack; |
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bool uaccess; |
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bool df; |
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bool noinstr; |
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s8 instr; |
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}; |
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struct instruction { |
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struct list_head list; |
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struct hlist_node hash; |
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struct list_head static_call_node; |
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struct section *sec; |
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unsigned long offset; |
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unsigned int len; |
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enum insn_type type; |
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unsigned long immediate; |
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bool dead_end, ignore, ignore_alts; |
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bool hint; |
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bool retpoline_safe; |
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s8 instr; |
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u8 visited; |
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u8 ret_offset; |
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int alt_group; |
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struct symbol *call_dest; |
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struct instruction *jump_dest; |
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struct instruction *first_jump_src; |
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struct reloc *jump_table; |
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struct list_head alts; |
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struct symbol *func; |
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struct list_head stack_ops; |
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struct cfi_state cfi; |
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#ifdef INSN_USE_ORC |
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struct orc_entry orc; |
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#endif |
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}; |
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static inline bool is_static_jump(struct instruction *insn) |
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{ |
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return insn->type == INSN_JUMP_CONDITIONAL || |
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insn->type == INSN_JUMP_UNCONDITIONAL; |
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} |
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static inline bool is_dynamic_jump(struct instruction *insn) |
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{ |
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return insn->type == INSN_JUMP_DYNAMIC || |
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insn->type == INSN_JUMP_DYNAMIC_CONDITIONAL; |
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} |
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static inline bool is_jump(struct instruction *insn) |
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{ |
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return is_static_jump(insn) || is_dynamic_jump(insn); |
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} |
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struct instruction *find_insn(struct objtool_file *file, |
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struct section *sec, unsigned long offset); |
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#define for_each_insn(file, insn) \ |
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list_for_each_entry(insn, &file->insn_list, list) |
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#define sec_for_each_insn(file, sec, insn) \ |
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for (insn = find_insn(file, sec, 0); \ |
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insn && &insn->list != &file->insn_list && \ |
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insn->sec == sec; \ |
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insn = list_next_entry(insn, list)) |
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#endif /* _CHECK_H */
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