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1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * Copyright (C) 2015-2017 Josh Poimboeuf <jpoimboe@redhat.com>
4 */
5
6#ifndef _OBJTOOL_CFI_H
7#define _OBJTOOL_CFI_H
8
9#define CFI_UNDEFINED -1
10#define CFI_CFA -2
11#define CFI_SP_INDIRECT -3
12#define CFI_BP_INDIRECT -4
13
14#define CFI_AX 0
15#define CFI_DX 1
16#define CFI_CX 2
17#define CFI_BX 3
18#define CFI_SI 4
19#define CFI_DI 5
20#define CFI_BP 6
21#define CFI_SP 7
22#define CFI_R8 8
23#define CFI_R9 9
24#define CFI_R10 10
25#define CFI_R11 11
26#define CFI_R12 12
27#define CFI_R13 13
28#define CFI_R14 14
29#define CFI_R15 15
30#define CFI_RA 16
31#define CFI_NUM_REGS 17
32
33struct cfi_reg {
34 int base;
35 int offset;
36};
37
38struct cfi_state {
39 struct cfi_reg cfa;
40 struct cfi_reg regs[CFI_NUM_REGS];
41};
42
43#endif /* _OBJTOOL_CFI_H */