/* 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.h" | |
#include "cfi.h" | |
#include <asm/orc_types.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_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; | |
struct list_head list; | |
}; | |
struct instruction; | |
void arch_initial_func_cfi_state(struct cfi_init_state *state); | |
int arch_decode_instruction(const struct elf *elf, 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_rela_offset(int addend); | |
#endif /* _ARCH_H */ |