/* 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 "elf.h"#include "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_STACK,	INSN_BUG,	INSN_NOP,	INSN_STAC,	INSN_CLAC,	INSN_STD,	INSN_CLD,	INSN_OTHER,}; enum op_dest_type {	OP_DEST_REG,	OP_DEST_REG_INDIRECT,	OP_DEST_MEM,	OP_DEST_PUSH,	OP_DEST_PUSHF,	OP_DEST_LEAVE,}; 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;}; void arch_initial_func_cfi_state(struct cfi_state *state); int arch_decode_instruction(struct elf *elf, struct section *sec,			    unsigned long offset, unsigned int maxlen,			    unsigned int *len, enum insn_type *type,			    unsigned long *immediate, struct stack_op *op); bool arch_callee_saved_reg(unsigned char reg); #endif /* _ARCH_H */