[apple/xnu.git] / osfmk / arm64 / dwarf_unwind.h

/*
 * Copyright (c) 2019 Apple Inc. All rights reserved.
 *
 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
 *
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. The rights granted to you under the License
 * may not be used to create, or enable the creation or redistribution of,
 * unlawful or unlicensed copies of an Apple operating system, or to
 * circumvent, violate, or enable the circumvention or violation of, any
 * terms of an Apple operating system software license agreement.
 *
 * Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this file.
 *
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 *
 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
 */


#ifndef _ARM64_DWARF_UNWIND_H_
#define _ARM64_DWARF_UNWIND_H_

/*
 * This file contains the architecture specific DWARF definitions needed for unwind
 * information added to trap handlers.
 */

/* DWARF Register numbers for ARM64 registers contained in the saved state */

#define DWARF_ARM64_X0 0
#define DWARF_ARM64_X1 1
#define DWARF_ARM64_X2 2
#define DWARF_ARM64_X3 3
#define DWARF_ARM64_X4 4
#define DWARF_ARM64_X5 5
#define DWARF_ARM64_X6 6
#define DWARF_ARM64_X7 7
#define DWARF_ARM64_X8 8
#define DWARF_ARM64_X9 9
#define DWARF_ARM64_X10 10
#define DWARF_ARM64_X11 11
#define DWARF_ARM64_X12 12
#define DWARF_ARM64_X13 13
#define DWARF_ARM64_X14 14
#define DWARF_ARM64_X15 15
#define DWARF_ARM64_X16 16
#define DWARF_ARM64_X17 17
#define DWARF_ARM64_X18 18
#define DWARF_ARM64_X19 19
#define DWARF_ARM64_X20 20
#define DWARF_ARM64_X21 21
#define DWARF_ARM64_X22 22
#define DWARF_ARM64_X23 23
#define DWARF_ARM64_X24 24
#define DWARF_ARM64_X25 25
#define DWARF_ARM64_X26 26
#define DWARF_ARM64_X27 27
#define DWARF_ARM64_X28 28

#define DWARF_ARM64_FP 29
#define DWARF_ARM64_LR 30
#define DWARF_ARM64_SP 31
#define DWARF_ARM64_PC 32
#define DWARF_ARM64_CPSR 33

#define DW_OP_breg21      0x85
#define DW_CFA_expression 0x10

#define DW_FORM_LEN_ONE_BYTE_SLEB 2
#define DW_FORM_LEN_TWO_BYTE_SLEB 3

#define DWARF_ARM64_X0_OFFSET 8
#define DWARF_ARM64_X1_OFFSET 16
#define DWARF_ARM64_X2_OFFSET 24
#define DWARF_ARM64_X3_OFFSET 32
#define DWARF_ARM64_X4_OFFSET 40
#define DWARF_ARM64_X5_OFFSET 48
#define DWARF_ARM64_X6_OFFSET 56
#define DWARF_ARM64_X7_OFFSET 0xc0, 0x00
#define DWARF_ARM64_X8_OFFSET 0xc8, 0x00
#define DWARF_ARM64_X9_OFFSET 0xd0, 0x00
#define DWARF_ARM64_X10_OFFSET 0xd8, 0x00
#define DWARF_ARM64_X11_OFFSET 0xe0, 0x00
#define DWARF_ARM64_X12_OFFSET 0xe8, 0x00
#define DWARF_ARM64_X13_OFFSET 0xf0, 0x00
#define DWARF_ARM64_X14_OFFSET 0xf8, 0x00
#define DWARF_ARM64_X15_OFFSET 0x80, 0x01
#define DWARF_ARM64_X16_OFFSET 0x88, 0x01
#define DWARF_ARM64_X17_OFFSET 0x90, 0x01
#define DWARF_ARM64_X18_OFFSET 0x98, 0x01
#define DWARF_ARM64_X19_OFFSET 0xa0, 0x01

#define DWARF_ARM64_X20_OFFSET 0xa8, 0x01
#define DWARF_ARM64_X21_OFFSET 0xb0, 0x01
#define DWARF_ARM64_X22_OFFSET 0xb8, 0x01
#define DWARF_ARM64_X23_OFFSET 0xc0, 0x01
#define DWARF_ARM64_X24_OFFSET 0xc8, 0x01
#define DWARF_ARM64_X25_OFFSET 0xd0, 0x01
#define DWARF_ARM64_X26_OFFSET 0xd8, 0x01
#define DWARF_ARM64_X27_OFFSET 0xe0, 0x01
#define DWARF_ARM64_X28_OFFSET 0xe8, 0x01

#define DWARF_ARM64_FP_OFFSET 0xf0, 0x01
#define DWARF_ARM64_LR_OFFSET 0xf8, 0x01
#define DWARF_ARM64_SP_OFFSET 0x80, 0x02
#define DWARF_ARM64_PC_OFFSET 0x88, 0x02
#define DWARF_ARM64_CPSR_OFFSET 0x90, 0x02

/* The actual unwind directives added to trap handlers to let the debugger know where the register state is stored */

/* Unwind Prologue added to each function to indicate the start of the unwind information. */

#define UNWIND_PROLOGUE \
.cfi_sections .eh_frame %%\
.cfi_startproc          %%\
.cfi_signal_frame       %%\


/* Unwind Epilogue added to each function to indicate the end of the unwind information */

#define UNWIND_EPILOGUE .cfi_endproc


#define UNWIND_DIRECTIVES \
.cfi_escape DW_CFA_expression, DWARF_ARM64_X0, DW_FORM_LEN_ONE_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X0_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X1, DW_FORM_LEN_ONE_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X1_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X2, DW_FORM_LEN_ONE_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X2_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X3, DW_FORM_LEN_ONE_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X3_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X4, DW_FORM_LEN_ONE_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X4_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X5, DW_FORM_LEN_ONE_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X5_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X6, DW_FORM_LEN_ONE_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X6_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X7, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X7_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X8, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X8_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X9, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X9_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X10, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X10_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X11, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X11_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X12, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X12_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X13, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X13_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X14, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X14_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X15, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X15_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X16, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X16_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X17, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X17_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X18, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X18_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X19, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X19_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X20, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X20_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X21, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X21_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X22, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X22_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X23, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X23_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X24, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X24_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X25, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X25_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X26, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X26_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X27, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X27_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_X28, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X28_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_FP, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_FP_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_LR, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_LR_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_SP, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_SP_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_PC, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_PC_OFFSET %%\
.cfi_escape DW_CFA_expression, DWARF_ARM64_CPSR, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_CPSR_OFFSET %%\

#endif /* _ARM64_DWARF_UNWIND_H_ */
Commit	Line	Data
f427ee49 A	1	/*
	2	* Copyright (c) 2019 Apple Inc. All rights reserved.
	3	*
	4	* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
	5	*
	6	* This file contains Original Code and/or Modifications of Original Code
	7	* as defined in and that are subject to the Apple Public Source License
	8	* Version 2.0 (the 'License'). You may not use this file except in
	9	* compliance with the License. The rights granted to you under the License
	10	* may not be used to create, or enable the creation or redistribution of,
	11	* unlawful or unlicensed copies of an Apple operating system, or to
	12	* circumvent, violate, or enable the circumvention or violation of, any
	13	* terms of an Apple operating system software license agreement.
	14	*
	15	* Please obtain a copy of the License at
	16	* http://www.opensource.apple.com/apsl/ and read it before using this file.
	17	*
	18	* The Original Code and all software distributed under the License are
	19	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	20	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	21	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	22	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	23	* Please see the License for the specific language governing rights and
	24	* limitations under the License.
	25	*
	26	* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
	27	*/
	28
	29
	30	#ifndef _ARM64_DWARF_UNWIND_H_
	31	#define _ARM64_DWARF_UNWIND_H_
	32
	33	/*
	34	* This file contains the architecture specific DWARF definitions needed for unwind
	35	* information added to trap handlers.
	36	*/
	37
	38	/* DWARF Register numbers for ARM64 registers contained in the saved state */
	39
	40	#define DWARF_ARM64_X0 0
	41	#define DWARF_ARM64_X1 1
	42	#define DWARF_ARM64_X2 2
	43	#define DWARF_ARM64_X3 3
	44	#define DWARF_ARM64_X4 4
	45	#define DWARF_ARM64_X5 5
	46	#define DWARF_ARM64_X6 6
	47	#define DWARF_ARM64_X7 7
	48	#define DWARF_ARM64_X8 8
	49	#define DWARF_ARM64_X9 9
	50	#define DWARF_ARM64_X10 10
	51	#define DWARF_ARM64_X11 11
	52	#define DWARF_ARM64_X12 12
	53	#define DWARF_ARM64_X13 13
	54	#define DWARF_ARM64_X14 14
	55	#define DWARF_ARM64_X15 15
	56	#define DWARF_ARM64_X16 16
	57	#define DWARF_ARM64_X17 17
	58	#define DWARF_ARM64_X18 18
	59	#define DWARF_ARM64_X19 19
	60	#define DWARF_ARM64_X20 20
	61	#define DWARF_ARM64_X21 21
	62	#define DWARF_ARM64_X22 22
	63	#define DWARF_ARM64_X23 23
	64	#define DWARF_ARM64_X24 24
65	#define DWARF_ARM64_X25 25
66	#define DWARF_ARM64_X26 26
67	#define DWARF_ARM64_X27 27
68	#define DWARF_ARM64_X28 28
69
70	#define DWARF_ARM64_FP 29
71	#define DWARF_ARM64_LR 30
72	#define DWARF_ARM64_SP 31
73	#define DWARF_ARM64_PC 32
74	#define DWARF_ARM64_CPSR 33
75
76	#define DW_OP_breg21 0x85
77	#define DW_CFA_expression 0x10
78
79	#define DW_FORM_LEN_ONE_BYTE_SLEB 2
80	#define DW_FORM_LEN_TWO_BYTE_SLEB 3
81
82	#define DWARF_ARM64_X0_OFFSET 8
83	#define DWARF_ARM64_X1_OFFSET 16
84	#define DWARF_ARM64_X2_OFFSET 24
85	#define DWARF_ARM64_X3_OFFSET 32
86	#define DWARF_ARM64_X4_OFFSET 40
87	#define DWARF_ARM64_X5_OFFSET 48
88	#define DWARF_ARM64_X6_OFFSET 56
89	#define DWARF_ARM64_X7_OFFSET 0xc0, 0x00
90	#define DWARF_ARM64_X8_OFFSET 0xc8, 0x00
91	#define DWARF_ARM64_X9_OFFSET 0xd0, 0x00
92	#define DWARF_ARM64_X10_OFFSET 0xd8, 0x00
93	#define DWARF_ARM64_X11_OFFSET 0xe0, 0x00
94	#define DWARF_ARM64_X12_OFFSET 0xe8, 0x00
95	#define DWARF_ARM64_X13_OFFSET 0xf0, 0x00
96	#define DWARF_ARM64_X14_OFFSET 0xf8, 0x00
97	#define DWARF_ARM64_X15_OFFSET 0x80, 0x01
98	#define DWARF_ARM64_X16_OFFSET 0x88, 0x01
99	#define DWARF_ARM64_X17_OFFSET 0x90, 0x01
100	#define DWARF_ARM64_X18_OFFSET 0x98, 0x01
101	#define DWARF_ARM64_X19_OFFSET 0xa0, 0x01
102
103	#define DWARF_ARM64_X20_OFFSET 0xa8, 0x01
104	#define DWARF_ARM64_X21_OFFSET 0xb0, 0x01
105	#define DWARF_ARM64_X22_OFFSET 0xb8, 0x01
106	#define DWARF_ARM64_X23_OFFSET 0xc0, 0x01
107	#define DWARF_ARM64_X24_OFFSET 0xc8, 0x01
108	#define DWARF_ARM64_X25_OFFSET 0xd0, 0x01
109	#define DWARF_ARM64_X26_OFFSET 0xd8, 0x01
110	#define DWARF_ARM64_X27_OFFSET 0xe0, 0x01
111	#define DWARF_ARM64_X28_OFFSET 0xe8, 0x01
112
113	#define DWARF_ARM64_FP_OFFSET 0xf0, 0x01
114	#define DWARF_ARM64_LR_OFFSET 0xf8, 0x01
115	#define DWARF_ARM64_SP_OFFSET 0x80, 0x02
116	#define DWARF_ARM64_PC_OFFSET 0x88, 0x02
117	#define DWARF_ARM64_CPSR_OFFSET 0x90, 0x02
118
119	/* The actual unwind directives added to trap handlers to let the debugger know where the register state is stored */
120
121	/* Unwind Prologue added to each function to indicate the start of the unwind information. */
122
123	#define UNWIND_PROLOGUE \
124	.cfi_sections .eh_frame %%\
125	.cfi_startproc %%\
126	.cfi_signal_frame %%\
127
128
129	/* Unwind Epilogue added to each function to indicate the end of the unwind information */
130
131	#define UNWIND_EPILOGUE .cfi_endproc
132
133
134	#define UNWIND_DIRECTIVES \
135	.cfi_escape DW_CFA_expression, DWARF_ARM64_X0, DW_FORM_LEN_ONE_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X0_OFFSET %%\
136	.cfi_escape DW_CFA_expression, DWARF_ARM64_X1, DW_FORM_LEN_ONE_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X1_OFFSET %%\
137	.cfi_escape DW_CFA_expression, DWARF_ARM64_X2, DW_FORM_LEN_ONE_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X2_OFFSET %%\
138	.cfi_escape DW_CFA_expression, DWARF_ARM64_X3, DW_FORM_LEN_ONE_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X3_OFFSET %%\
139	.cfi_escape DW_CFA_expression, DWARF_ARM64_X4, DW_FORM_LEN_ONE_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X4_OFFSET %%\
140	.cfi_escape DW_CFA_expression, DWARF_ARM64_X5, DW_FORM_LEN_ONE_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X5_OFFSET %%\
141	.cfi_escape DW_CFA_expression, DWARF_ARM64_X6, DW_FORM_LEN_ONE_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X6_OFFSET %%\
142	.cfi_escape DW_CFA_expression, DWARF_ARM64_X7, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X7_OFFSET %%\
143	.cfi_escape DW_CFA_expression, DWARF_ARM64_X8, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X8_OFFSET %%\
144	.cfi_escape DW_CFA_expression, DWARF_ARM64_X9, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X9_OFFSET %%\
145	.cfi_escape DW_CFA_expression, DWARF_ARM64_X10, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X10_OFFSET %%\
146	.cfi_escape DW_CFA_expression, DWARF_ARM64_X11, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X11_OFFSET %%\
147	.cfi_escape DW_CFA_expression, DWARF_ARM64_X12, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X12_OFFSET %%\
148	.cfi_escape DW_CFA_expression, DWARF_ARM64_X13, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X13_OFFSET %%\
149	.cfi_escape DW_CFA_expression, DWARF_ARM64_X14, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X14_OFFSET %%\
150	.cfi_escape DW_CFA_expression, DWARF_ARM64_X15, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X15_OFFSET %%\
151	.cfi_escape DW_CFA_expression, DWARF_ARM64_X16, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X16_OFFSET %%\
152	.cfi_escape DW_CFA_expression, DWARF_ARM64_X17, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X17_OFFSET %%\
153	.cfi_escape DW_CFA_expression, DWARF_ARM64_X18, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X18_OFFSET %%\
154	.cfi_escape DW_CFA_expression, DWARF_ARM64_X19, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X19_OFFSET %%\
155	.cfi_escape DW_CFA_expression, DWARF_ARM64_X20, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X20_OFFSET %%\
156	.cfi_escape DW_CFA_expression, DWARF_ARM64_X21, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X21_OFFSET %%\
157	.cfi_escape DW_CFA_expression, DWARF_ARM64_X22, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X22_OFFSET %%\
158	.cfi_escape DW_CFA_expression, DWARF_ARM64_X23, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X23_OFFSET %%\
159	.cfi_escape DW_CFA_expression, DWARF_ARM64_X24, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X24_OFFSET %%\
160	.cfi_escape DW_CFA_expression, DWARF_ARM64_X25, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X25_OFFSET %%\
161	.cfi_escape DW_CFA_expression, DWARF_ARM64_X26, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X26_OFFSET %%\
162	.cfi_escape DW_CFA_expression, DWARF_ARM64_X27, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X27_OFFSET %%\
163	.cfi_escape DW_CFA_expression, DWARF_ARM64_X28, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_X28_OFFSET %%\
164	.cfi_escape DW_CFA_expression, DWARF_ARM64_FP, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_FP_OFFSET %%\
165	.cfi_escape DW_CFA_expression, DWARF_ARM64_LR, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_LR_OFFSET %%\
166	.cfi_escape DW_CFA_expression, DWARF_ARM64_SP, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_SP_OFFSET %%\
167	.cfi_escape DW_CFA_expression, DWARF_ARM64_PC, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_PC_OFFSET %%\
168	.cfi_escape DW_CFA_expression, DWARF_ARM64_CPSR, DW_FORM_LEN_TWO_BYTE_SLEB, DW_OP_breg21, DWARF_ARM64_CPSR_OFFSET %%\
169
170	#endif /* _ARM64_DWARF_UNWIND_H_ */