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Nama	Ukuran	Aksi
arch.h	1.86 MB	View DL Edit
builtin.h	849 B	View DL Edit
cfi.h	759 B	View DL Edit
check.h	2.62 MB	View DL Edit
elf.h	4.8 MB	View DL Edit
endianness.h	1.03 MB	View DL Edit
objtool.h	1.12 MB	View DL Edit
special.h	959 B	View DL Edit
warn.h	1.53 MB	View DL Edit

Edit file: /usr/src/kernels/5.14.0-427.31.1.el9_4.x86_64/tools/objtool/include/objtool/arch.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2015 Josh Poimboeuf <jpoimboe@redhat.com>
 */

#ifndef _ARCH_H
#define _ARCH_H

#include <stdbool.h>
#include <linux/list.h>
#include <objtool/objtool.h>
#include <objtool/cfi.h>

enum insn_type {
	INSN_JUMP_CONDITIONAL,
	INSN_JUMP_UNCONDITIONAL,
	INSN_JUMP_DYNAMIC,
	INSN_JUMP_DYNAMIC_CONDITIONAL,
	INSN_CALL,
	INSN_CALL_DYNAMIC,
	INSN_RETURN,
	INSN_CONTEXT_SWITCH,
	INSN_BUG,
	INSN_NOP,
	INSN_STAC,
	INSN_CLAC,
	INSN_STD,
	INSN_CLD,
	INSN_TRAP,
	INSN_ENDBR,
	INSN_OTHER,
};

enum op_dest_type {
	OP_DEST_REG,
	OP_DEST_REG_INDIRECT,
	OP_DEST_MEM,
	OP_DEST_PUSH,
	OP_DEST_PUSHF,
};

struct op_dest {
	enum op_dest_type type;
	unsigned char reg;
	int offset;
};

enum op_src_type {
	OP_SRC_REG,
	OP_SRC_REG_INDIRECT,
	OP_SRC_CONST,
	OP_SRC_POP,
	OP_SRC_POPF,
	OP_SRC_ADD,
	OP_SRC_AND,
};

struct op_src {
	enum op_src_type type;
	unsigned char reg;
	int offset;
};

struct stack_op {
	struct op_dest dest;
	struct op_src src;
	struct list_head list;
};

struct instruction;

void arch_initial_func_cfi_state(struct cfi_init_state *state);

int arch_decode_instruction(struct objtool_file *file, const struct section *sec,
			    unsigned long offset, unsigned int maxlen,
			    unsigned int *len, enum insn_type *type,
			    unsigned long *immediate,
			    struct list_head *ops_list);

bool arch_callee_saved_reg(unsigned char reg);

unsigned long arch_jump_destination(struct instruction *insn);

unsigned long arch_dest_reloc_offset(int addend);

const char *arch_nop_insn(int len);
const char *arch_ret_insn(int len);

int arch_decode_hint_reg(u8 sp_reg, int *base);

bool arch_is_retpoline(struct symbol *sym);
bool arch_is_rethunk(struct symbol *sym);
bool arch_is_embedded_insn(struct symbol *sym);

int arch_rewrite_retpolines(struct objtool_file *file);

bool arch_pc_relative_reloc(struct reloc *reloc);

#endif /* _ARCH_H */

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