[linux-block.git] / tools / objtool / cfi.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2015-2017 Josh Poimboeuf <jpoimboe@redhat.com>
 */

#ifndef _OBJTOOL_CFI_H
#define _OBJTOOL_CFI_H

#define CFI_UNDEFINED		-1
#define CFI_CFA			-2
#define CFI_SP_INDIRECT		-3
#define CFI_BP_INDIRECT		-4

#define CFI_AX			0
#define CFI_DX			1
#define CFI_CX			2
#define CFI_BX			3
#define CFI_SI			4
#define CFI_DI			5
#define CFI_BP			6
#define CFI_SP			7
#define CFI_R8			8
#define CFI_R9			9
#define CFI_R10			10
#define CFI_R11			11
#define CFI_R12			12
#define CFI_R13			13
#define CFI_R14			14
#define CFI_R15			15
#define CFI_RA			16
#define CFI_NUM_REGS		17

struct cfi_reg {
	int base;
	int offset;
};

struct cfi_state {
	struct cfi_reg cfa;
	struct cfi_reg regs[CFI_NUM_REGS];
};

#endif /* _OBJTOOL_CFI_H */
Commit	Line	Data
1ccea77e	1	/* SPDX-License-Identifier: GPL-2.0-or-later */
baa41469 JP	2	/*
baa41469 JP	3	* Copyright (C) 2015-2017 Josh Poimboeuf <jpoimboe@redhat.com>
baa41469 JP	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
dd88a0a0	31	#define CFI_NUM_REGS 17
baa41469 JP	32
	33	struct cfi_reg {
	34	int base;
	35	int offset;
	36	};
	37
	38	struct cfi_state {
	39	struct cfi_reg cfa;
	40	struct cfi_reg regs[CFI_NUM_REGS];
	41	};
	42
	43	#endif /* _OBJTOOL_CFI_H */