tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright (C) 2013 Huawei Ltd.
4 * Author: Jiang Liu <liuj97@gmail.com>
5 *
6 * Copyright (C) 2014 Zi Shen Lim <zlim.lnx@gmail.com>
7 */
8#ifndef __ASM_INSN_H
9#define __ASM_INSN_H
10#include <linux/build_bug.h>
11#include <linux/types.h>
12
13/* A64 instructions are always 32 bits. */
14#define AARCH64_INSN_SIZE 4
15
16#ifndef __ASSEMBLY__
17/*
18 * ARM Architecture Reference Manual for ARMv8 Profile-A, Issue A.a
19 * Section C3.1 "A64 instruction index by encoding":
20 * AArch64 main encoding table
21 * Bit position
22 * 28 27 26 25 Encoding Group
23 * 0 0 - - Unallocated
24 * 1 0 0 - Data processing, immediate
25 * 1 0 1 - Branch, exception generation and system instructions
26 * - 1 - 0 Loads and stores
27 * - 1 0 1 Data processing - register
28 * 0 1 1 1 Data processing - SIMD and floating point
29 * 1 1 1 1 Data processing - SIMD and floating point
30 * "-" means "don't care"
31 */
32enum aarch64_insn_encoding_class {
33 AARCH64_INSN_CLS_UNKNOWN, /* UNALLOCATED */
34 AARCH64_INSN_CLS_DP_IMM, /* Data processing - immediate */
35 AARCH64_INSN_CLS_DP_REG, /* Data processing - register */
36 AARCH64_INSN_CLS_DP_FPSIMD, /* Data processing - SIMD and FP */
37 AARCH64_INSN_CLS_LDST, /* Loads and stores */
38 AARCH64_INSN_CLS_BR_SYS, /* Branch, exception generation and
39 * system instructions */
40};
41
42enum aarch64_insn_hint_cr_op {
43 AARCH64_INSN_HINT_NOP = 0x0 << 5,
44 AARCH64_INSN_HINT_YIELD = 0x1 << 5,
45 AARCH64_INSN_HINT_WFE = 0x2 << 5,
46 AARCH64_INSN_HINT_WFI = 0x3 << 5,
47 AARCH64_INSN_HINT_SEV = 0x4 << 5,
48 AARCH64_INSN_HINT_SEVL = 0x5 << 5,
49
50 AARCH64_INSN_HINT_XPACLRI = 0x07 << 5,
51 AARCH64_INSN_HINT_PACIA_1716 = 0x08 << 5,
52 AARCH64_INSN_HINT_PACIB_1716 = 0x0A << 5,
53 AARCH64_INSN_HINT_AUTIA_1716 = 0x0C << 5,
54 AARCH64_INSN_HINT_AUTIB_1716 = 0x0E << 5,
55 AARCH64_INSN_HINT_PACIAZ = 0x18 << 5,
56 AARCH64_INSN_HINT_PACIASP = 0x19 << 5,
57 AARCH64_INSN_HINT_PACIBZ = 0x1A << 5,
58 AARCH64_INSN_HINT_PACIBSP = 0x1B << 5,
59 AARCH64_INSN_HINT_AUTIAZ = 0x1C << 5,
60 AARCH64_INSN_HINT_AUTIASP = 0x1D << 5,
61 AARCH64_INSN_HINT_AUTIBZ = 0x1E << 5,
62 AARCH64_INSN_HINT_AUTIBSP = 0x1F << 5,
63
64 AARCH64_INSN_HINT_ESB = 0x10 << 5,
65 AARCH64_INSN_HINT_PSB = 0x11 << 5,
66 AARCH64_INSN_HINT_TSB = 0x12 << 5,
67 AARCH64_INSN_HINT_CSDB = 0x14 << 5,
68
69 AARCH64_INSN_HINT_BTI = 0x20 << 5,
70 AARCH64_INSN_HINT_BTIC = 0x22 << 5,
71 AARCH64_INSN_HINT_BTIJ = 0x24 << 5,
72 AARCH64_INSN_HINT_BTIJC = 0x26 << 5,
73};
74
75enum aarch64_insn_imm_type {
76 AARCH64_INSN_IMM_ADR,
77 AARCH64_INSN_IMM_26,
78 AARCH64_INSN_IMM_19,
79 AARCH64_INSN_IMM_16,
80 AARCH64_INSN_IMM_14,
81 AARCH64_INSN_IMM_12,
82 AARCH64_INSN_IMM_9,
83 AARCH64_INSN_IMM_7,
84 AARCH64_INSN_IMM_6,
85 AARCH64_INSN_IMM_S,
86 AARCH64_INSN_IMM_R,
87 AARCH64_INSN_IMM_N,
88 AARCH64_INSN_IMM_MAX
89};
90
91enum aarch64_insn_register_type {
92 AARCH64_INSN_REGTYPE_RT,
93 AARCH64_INSN_REGTYPE_RN,
94 AARCH64_INSN_REGTYPE_RT2,
95 AARCH64_INSN_REGTYPE_RM,
96 AARCH64_INSN_REGTYPE_RD,
97 AARCH64_INSN_REGTYPE_RA,
98 AARCH64_INSN_REGTYPE_RS,
99};
100
101enum aarch64_insn_register {
102 AARCH64_INSN_REG_0 = 0,
103 AARCH64_INSN_REG_1 = 1,
104 AARCH64_INSN_REG_2 = 2,
105 AARCH64_INSN_REG_3 = 3,
106 AARCH64_INSN_REG_4 = 4,
107 AARCH64_INSN_REG_5 = 5,
108 AARCH64_INSN_REG_6 = 6,
109 AARCH64_INSN_REG_7 = 7,
110 AARCH64_INSN_REG_8 = 8,
111 AARCH64_INSN_REG_9 = 9,
112 AARCH64_INSN_REG_10 = 10,
113 AARCH64_INSN_REG_11 = 11,
114 AARCH64_INSN_REG_12 = 12,
115 AARCH64_INSN_REG_13 = 13,
116 AARCH64_INSN_REG_14 = 14,
117 AARCH64_INSN_REG_15 = 15,
118 AARCH64_INSN_REG_16 = 16,
119 AARCH64_INSN_REG_17 = 17,
120 AARCH64_INSN_REG_18 = 18,
121 AARCH64_INSN_REG_19 = 19,
122 AARCH64_INSN_REG_20 = 20,
123 AARCH64_INSN_REG_21 = 21,
124 AARCH64_INSN_REG_22 = 22,
125 AARCH64_INSN_REG_23 = 23,
126 AARCH64_INSN_REG_24 = 24,
127 AARCH64_INSN_REG_25 = 25,
128 AARCH64_INSN_REG_26 = 26,
129 AARCH64_INSN_REG_27 = 27,
130 AARCH64_INSN_REG_28 = 28,
131 AARCH64_INSN_REG_29 = 29,
132 AARCH64_INSN_REG_FP = 29, /* Frame pointer */
133 AARCH64_INSN_REG_30 = 30,
134 AARCH64_INSN_REG_LR = 30, /* Link register */
135 AARCH64_INSN_REG_ZR = 31, /* Zero: as source register */
136 AARCH64_INSN_REG_SP = 31 /* Stack pointer: as load/store base reg */
137};
138
139enum aarch64_insn_special_register {
140 AARCH64_INSN_SPCLREG_SPSR_EL1 = 0xC200,
141 AARCH64_INSN_SPCLREG_ELR_EL1 = 0xC201,
142 AARCH64_INSN_SPCLREG_SP_EL0 = 0xC208,
143 AARCH64_INSN_SPCLREG_SPSEL = 0xC210,
144 AARCH64_INSN_SPCLREG_CURRENTEL = 0xC212,
145 AARCH64_INSN_SPCLREG_DAIF = 0xDA11,
146 AARCH64_INSN_SPCLREG_NZCV = 0xDA10,
147 AARCH64_INSN_SPCLREG_FPCR = 0xDA20,
148 AARCH64_INSN_SPCLREG_DSPSR_EL0 = 0xDA28,
149 AARCH64_INSN_SPCLREG_DLR_EL0 = 0xDA29,
150 AARCH64_INSN_SPCLREG_SPSR_EL2 = 0xE200,
151 AARCH64_INSN_SPCLREG_ELR_EL2 = 0xE201,
152 AARCH64_INSN_SPCLREG_SP_EL1 = 0xE208,
153 AARCH64_INSN_SPCLREG_SPSR_INQ = 0xE218,
154 AARCH64_INSN_SPCLREG_SPSR_ABT = 0xE219,
155 AARCH64_INSN_SPCLREG_SPSR_UND = 0xE21A,
156 AARCH64_INSN_SPCLREG_SPSR_FIQ = 0xE21B,
157 AARCH64_INSN_SPCLREG_SPSR_EL3 = 0xF200,
158 AARCH64_INSN_SPCLREG_ELR_EL3 = 0xF201,
159 AARCH64_INSN_SPCLREG_SP_EL2 = 0xF210
160};
161
162enum aarch64_insn_variant {
163 AARCH64_INSN_VARIANT_32BIT,
164 AARCH64_INSN_VARIANT_64BIT
165};
166
167enum aarch64_insn_condition {
168 AARCH64_INSN_COND_EQ = 0x0, /* == */
169 AARCH64_INSN_COND_NE = 0x1, /* != */
170 AARCH64_INSN_COND_CS = 0x2, /* unsigned >= */
171 AARCH64_INSN_COND_CC = 0x3, /* unsigned < */
172 AARCH64_INSN_COND_MI = 0x4, /* < 0 */
173 AARCH64_INSN_COND_PL = 0x5, /* >= 0 */
174 AARCH64_INSN_COND_VS = 0x6, /* overflow */
175 AARCH64_INSN_COND_VC = 0x7, /* no overflow */
176 AARCH64_INSN_COND_HI = 0x8, /* unsigned > */
177 AARCH64_INSN_COND_LS = 0x9, /* unsigned <= */
178 AARCH64_INSN_COND_GE = 0xa, /* signed >= */
179 AARCH64_INSN_COND_LT = 0xb, /* signed < */
180 AARCH64_INSN_COND_GT = 0xc, /* signed > */
181 AARCH64_INSN_COND_LE = 0xd, /* signed <= */
182 AARCH64_INSN_COND_AL = 0xe, /* always */
183};
184
185enum aarch64_insn_branch_type {
186 AARCH64_INSN_BRANCH_NOLINK,
187 AARCH64_INSN_BRANCH_LINK,
188 AARCH64_INSN_BRANCH_RETURN,
189 AARCH64_INSN_BRANCH_COMP_ZERO,
190 AARCH64_INSN_BRANCH_COMP_NONZERO,
191};
192
193enum aarch64_insn_size_type {
194 AARCH64_INSN_SIZE_8,
195 AARCH64_INSN_SIZE_16,
196 AARCH64_INSN_SIZE_32,
197 AARCH64_INSN_SIZE_64,
198};
199
200enum aarch64_insn_ldst_type {
201 AARCH64_INSN_LDST_LOAD_REG_OFFSET,
202 AARCH64_INSN_LDST_STORE_REG_OFFSET,
203 AARCH64_INSN_LDST_LOAD_PAIR_PRE_INDEX,
204 AARCH64_INSN_LDST_STORE_PAIR_PRE_INDEX,
205 AARCH64_INSN_LDST_LOAD_PAIR_POST_INDEX,
206 AARCH64_INSN_LDST_STORE_PAIR_POST_INDEX,
207 AARCH64_INSN_LDST_LOAD_EX,
208 AARCH64_INSN_LDST_STORE_EX,
209};
210
211enum aarch64_insn_adsb_type {
212 AARCH64_INSN_ADSB_ADD,
213 AARCH64_INSN_ADSB_SUB,
214 AARCH64_INSN_ADSB_ADD_SETFLAGS,
215 AARCH64_INSN_ADSB_SUB_SETFLAGS
216};
217
218enum aarch64_insn_movewide_type {
219 AARCH64_INSN_MOVEWIDE_ZERO,
220 AARCH64_INSN_MOVEWIDE_KEEP,
221 AARCH64_INSN_MOVEWIDE_INVERSE
222};
223
224enum aarch64_insn_bitfield_type {
225 AARCH64_INSN_BITFIELD_MOVE,
226 AARCH64_INSN_BITFIELD_MOVE_UNSIGNED,
227 AARCH64_INSN_BITFIELD_MOVE_SIGNED
228};
229
230enum aarch64_insn_data1_type {
231 AARCH64_INSN_DATA1_REVERSE_16,
232 AARCH64_INSN_DATA1_REVERSE_32,
233 AARCH64_INSN_DATA1_REVERSE_64,
234};
235
236enum aarch64_insn_data2_type {
237 AARCH64_INSN_DATA2_UDIV,
238 AARCH64_INSN_DATA2_SDIV,
239 AARCH64_INSN_DATA2_LSLV,
240 AARCH64_INSN_DATA2_LSRV,
241 AARCH64_INSN_DATA2_ASRV,
242 AARCH64_INSN_DATA2_RORV,
243};
244
245enum aarch64_insn_data3_type {
246 AARCH64_INSN_DATA3_MADD,
247 AARCH64_INSN_DATA3_MSUB,
248};
249
250enum aarch64_insn_logic_type {
251 AARCH64_INSN_LOGIC_AND,
252 AARCH64_INSN_LOGIC_BIC,
253 AARCH64_INSN_LOGIC_ORR,
254 AARCH64_INSN_LOGIC_ORN,
255 AARCH64_INSN_LOGIC_EOR,
256 AARCH64_INSN_LOGIC_EON,
257 AARCH64_INSN_LOGIC_AND_SETFLAGS,
258 AARCH64_INSN_LOGIC_BIC_SETFLAGS
259};
260
261enum aarch64_insn_prfm_type {
262 AARCH64_INSN_PRFM_TYPE_PLD,
263 AARCH64_INSN_PRFM_TYPE_PLI,
264 AARCH64_INSN_PRFM_TYPE_PST,
265};
266
267enum aarch64_insn_prfm_target {
268 AARCH64_INSN_PRFM_TARGET_L1,
269 AARCH64_INSN_PRFM_TARGET_L2,
270 AARCH64_INSN_PRFM_TARGET_L3,
271};
272
273enum aarch64_insn_prfm_policy {
274 AARCH64_INSN_PRFM_POLICY_KEEP,
275 AARCH64_INSN_PRFM_POLICY_STRM,
276};
277
278enum aarch64_insn_adr_type {
279 AARCH64_INSN_ADR_TYPE_ADRP,
280 AARCH64_INSN_ADR_TYPE_ADR,
281};
282
283#define __AARCH64_INSN_FUNCS(abbr, mask, val) \
284static __always_inline bool aarch64_insn_is_##abbr(u32 code) \
285{ \
286 BUILD_BUG_ON(~(mask) & (val)); \
287 return (code & (mask)) == (val); \
288} \
289static __always_inline u32 aarch64_insn_get_##abbr##_value(void) \
290{ \
291 return (val); \
292}
293
294__AARCH64_INSN_FUNCS(adr, 0x9F000000, 0x10000000)
295__AARCH64_INSN_FUNCS(adrp, 0x9F000000, 0x90000000)
296__AARCH64_INSN_FUNCS(prfm, 0x3FC00000, 0x39800000)
297__AARCH64_INSN_FUNCS(prfm_lit, 0xFF000000, 0xD8000000)
298__AARCH64_INSN_FUNCS(str_reg, 0x3FE0EC00, 0x38206800)
299__AARCH64_INSN_FUNCS(ldadd, 0x3F20FC00, 0x38200000)
300__AARCH64_INSN_FUNCS(ldr_reg, 0x3FE0EC00, 0x38606800)
301__AARCH64_INSN_FUNCS(ldr_lit, 0xBF000000, 0x18000000)
302__AARCH64_INSN_FUNCS(ldrsw_lit, 0xFF000000, 0x98000000)
303__AARCH64_INSN_FUNCS(exclusive, 0x3F800000, 0x08000000)
304__AARCH64_INSN_FUNCS(load_ex, 0x3F400000, 0x08400000)
305__AARCH64_INSN_FUNCS(store_ex, 0x3F400000, 0x08000000)
306__AARCH64_INSN_FUNCS(stp_post, 0x7FC00000, 0x28800000)
307__AARCH64_INSN_FUNCS(ldp_post, 0x7FC00000, 0x28C00000)
308__AARCH64_INSN_FUNCS(stp_pre, 0x7FC00000, 0x29800000)
309__AARCH64_INSN_FUNCS(ldp_pre, 0x7FC00000, 0x29C00000)
310__AARCH64_INSN_FUNCS(add_imm, 0x7F000000, 0x11000000)
311__AARCH64_INSN_FUNCS(adds_imm, 0x7F000000, 0x31000000)
312__AARCH64_INSN_FUNCS(sub_imm, 0x7F000000, 0x51000000)
313__AARCH64_INSN_FUNCS(subs_imm, 0x7F000000, 0x71000000)
314__AARCH64_INSN_FUNCS(movn, 0x7F800000, 0x12800000)
315__AARCH64_INSN_FUNCS(sbfm, 0x7F800000, 0x13000000)
316__AARCH64_INSN_FUNCS(bfm, 0x7F800000, 0x33000000)
317__AARCH64_INSN_FUNCS(movz, 0x7F800000, 0x52800000)
318__AARCH64_INSN_FUNCS(ubfm, 0x7F800000, 0x53000000)
319__AARCH64_INSN_FUNCS(movk, 0x7F800000, 0x72800000)
320__AARCH64_INSN_FUNCS(add, 0x7F200000, 0x0B000000)
321__AARCH64_INSN_FUNCS(adds, 0x7F200000, 0x2B000000)
322__AARCH64_INSN_FUNCS(sub, 0x7F200000, 0x4B000000)
323__AARCH64_INSN_FUNCS(subs, 0x7F200000, 0x6B000000)
324__AARCH64_INSN_FUNCS(madd, 0x7FE08000, 0x1B000000)
325__AARCH64_INSN_FUNCS(msub, 0x7FE08000, 0x1B008000)
326__AARCH64_INSN_FUNCS(udiv, 0x7FE0FC00, 0x1AC00800)
327__AARCH64_INSN_FUNCS(sdiv, 0x7FE0FC00, 0x1AC00C00)
328__AARCH64_INSN_FUNCS(lslv, 0x7FE0FC00, 0x1AC02000)
329__AARCH64_INSN_FUNCS(lsrv, 0x7FE0FC00, 0x1AC02400)
330__AARCH64_INSN_FUNCS(asrv, 0x7FE0FC00, 0x1AC02800)
331__AARCH64_INSN_FUNCS(rorv, 0x7FE0FC00, 0x1AC02C00)
332__AARCH64_INSN_FUNCS(rev16, 0x7FFFFC00, 0x5AC00400)
333__AARCH64_INSN_FUNCS(rev32, 0x7FFFFC00, 0x5AC00800)
334__AARCH64_INSN_FUNCS(rev64, 0x7FFFFC00, 0x5AC00C00)
335__AARCH64_INSN_FUNCS(and, 0x7F200000, 0x0A000000)
336__AARCH64_INSN_FUNCS(bic, 0x7F200000, 0x0A200000)
337__AARCH64_INSN_FUNCS(orr, 0x7F200000, 0x2A000000)
338__AARCH64_INSN_FUNCS(orn, 0x7F200000, 0x2A200000)
339__AARCH64_INSN_FUNCS(eor, 0x7F200000, 0x4A000000)
340__AARCH64_INSN_FUNCS(eon, 0x7F200000, 0x4A200000)
341__AARCH64_INSN_FUNCS(ands, 0x7F200000, 0x6A000000)
342__AARCH64_INSN_FUNCS(bics, 0x7F200000, 0x6A200000)
343__AARCH64_INSN_FUNCS(and_imm, 0x7F800000, 0x12000000)
344__AARCH64_INSN_FUNCS(orr_imm, 0x7F800000, 0x32000000)
345__AARCH64_INSN_FUNCS(eor_imm, 0x7F800000, 0x52000000)
346__AARCH64_INSN_FUNCS(ands_imm, 0x7F800000, 0x72000000)
347__AARCH64_INSN_FUNCS(extr, 0x7FA00000, 0x13800000)
348__AARCH64_INSN_FUNCS(b, 0xFC000000, 0x14000000)
349__AARCH64_INSN_FUNCS(bl, 0xFC000000, 0x94000000)
350__AARCH64_INSN_FUNCS(cbz, 0x7F000000, 0x34000000)
351__AARCH64_INSN_FUNCS(cbnz, 0x7F000000, 0x35000000)
352__AARCH64_INSN_FUNCS(tbz, 0x7F000000, 0x36000000)
353__AARCH64_INSN_FUNCS(tbnz, 0x7F000000, 0x37000000)
354__AARCH64_INSN_FUNCS(bcond, 0xFF000010, 0x54000000)
355__AARCH64_INSN_FUNCS(svc, 0xFFE0001F, 0xD4000001)
356__AARCH64_INSN_FUNCS(hvc, 0xFFE0001F, 0xD4000002)
357__AARCH64_INSN_FUNCS(smc, 0xFFE0001F, 0xD4000003)
358__AARCH64_INSN_FUNCS(brk, 0xFFE0001F, 0xD4200000)
359__AARCH64_INSN_FUNCS(exception, 0xFF000000, 0xD4000000)
360__AARCH64_INSN_FUNCS(hint, 0xFFFFF01F, 0xD503201F)
361__AARCH64_INSN_FUNCS(br, 0xFFFFFC1F, 0xD61F0000)
362__AARCH64_INSN_FUNCS(br_auth, 0xFEFFF800, 0xD61F0800)
363__AARCH64_INSN_FUNCS(blr, 0xFFFFFC1F, 0xD63F0000)
364__AARCH64_INSN_FUNCS(blr_auth, 0xFEFFF800, 0xD63F0800)
365__AARCH64_INSN_FUNCS(ret, 0xFFFFFC1F, 0xD65F0000)
366__AARCH64_INSN_FUNCS(ret_auth, 0xFFFFFBFF, 0xD65F0BFF)
367__AARCH64_INSN_FUNCS(eret, 0xFFFFFFFF, 0xD69F03E0)
368__AARCH64_INSN_FUNCS(eret_auth, 0xFFFFFBFF, 0xD69F0BFF)
369__AARCH64_INSN_FUNCS(mrs, 0xFFF00000, 0xD5300000)
370__AARCH64_INSN_FUNCS(msr_imm, 0xFFF8F01F, 0xD500401F)
371__AARCH64_INSN_FUNCS(msr_reg, 0xFFF00000, 0xD5100000)
372
373#undef __AARCH64_INSN_FUNCS
374
375bool aarch64_insn_is_steppable_hint(u32 insn);
376bool aarch64_insn_is_branch_imm(u32 insn);
377
378static inline bool aarch64_insn_is_adr_adrp(u32 insn)
379{
380 return aarch64_insn_is_adr(insn) || aarch64_insn_is_adrp(insn);
381}
382
383int aarch64_insn_read(void *addr, u32 *insnp);
384int aarch64_insn_write(void *addr, u32 insn);
385enum aarch64_insn_encoding_class aarch64_get_insn_class(u32 insn);
386bool aarch64_insn_uses_literal(u32 insn);
387bool aarch64_insn_is_branch(u32 insn);
388u64 aarch64_insn_decode_immediate(enum aarch64_insn_imm_type type, u32 insn);
389u32 aarch64_insn_encode_immediate(enum aarch64_insn_imm_type type,
390 u32 insn, u64 imm);
391u32 aarch64_insn_decode_register(enum aarch64_insn_register_type type,
392 u32 insn);
393u32 aarch64_insn_gen_branch_imm(unsigned long pc, unsigned long addr,
394 enum aarch64_insn_branch_type type);
395u32 aarch64_insn_gen_comp_branch_imm(unsigned long pc, unsigned long addr,
396 enum aarch64_insn_register reg,
397 enum aarch64_insn_variant variant,
398 enum aarch64_insn_branch_type type);
399u32 aarch64_insn_gen_cond_branch_imm(unsigned long pc, unsigned long addr,
400 enum aarch64_insn_condition cond);
401u32 aarch64_insn_gen_hint(enum aarch64_insn_hint_cr_op op);
402u32 aarch64_insn_gen_nop(void);
403u32 aarch64_insn_gen_branch_reg(enum aarch64_insn_register reg,
404 enum aarch64_insn_branch_type type);
405u32 aarch64_insn_gen_load_store_reg(enum aarch64_insn_register reg,
406 enum aarch64_insn_register base,
407 enum aarch64_insn_register offset,
408 enum aarch64_insn_size_type size,
409 enum aarch64_insn_ldst_type type);
410u32 aarch64_insn_gen_load_store_pair(enum aarch64_insn_register reg1,
411 enum aarch64_insn_register reg2,
412 enum aarch64_insn_register base,
413 int offset,
414 enum aarch64_insn_variant variant,
415 enum aarch64_insn_ldst_type type);
416u32 aarch64_insn_gen_load_store_ex(enum aarch64_insn_register reg,
417 enum aarch64_insn_register base,
418 enum aarch64_insn_register state,
419 enum aarch64_insn_size_type size,
420 enum aarch64_insn_ldst_type type);
421u32 aarch64_insn_gen_ldadd(enum aarch64_insn_register result,
422 enum aarch64_insn_register address,
423 enum aarch64_insn_register value,
424 enum aarch64_insn_size_type size);
425u32 aarch64_insn_gen_stadd(enum aarch64_insn_register address,
426 enum aarch64_insn_register value,
427 enum aarch64_insn_size_type size);
428u32 aarch64_insn_gen_add_sub_imm(enum aarch64_insn_register dst,
429 enum aarch64_insn_register src,
430 int imm, enum aarch64_insn_variant variant,
431 enum aarch64_insn_adsb_type type);
432u32 aarch64_insn_gen_adr(unsigned long pc, unsigned long addr,
433 enum aarch64_insn_register reg,
434 enum aarch64_insn_adr_type type);
435u32 aarch64_insn_gen_bitfield(enum aarch64_insn_register dst,
436 enum aarch64_insn_register src,
437 int immr, int imms,
438 enum aarch64_insn_variant variant,
439 enum aarch64_insn_bitfield_type type);
440u32 aarch64_insn_gen_movewide(enum aarch64_insn_register dst,
441 int imm, int shift,
442 enum aarch64_insn_variant variant,
443 enum aarch64_insn_movewide_type type);
444u32 aarch64_insn_gen_add_sub_shifted_reg(enum aarch64_insn_register dst,
445 enum aarch64_insn_register src,
446 enum aarch64_insn_register reg,
447 int shift,
448 enum aarch64_insn_variant variant,
449 enum aarch64_insn_adsb_type type);
450u32 aarch64_insn_gen_data1(enum aarch64_insn_register dst,
451 enum aarch64_insn_register src,
452 enum aarch64_insn_variant variant,
453 enum aarch64_insn_data1_type type);
454u32 aarch64_insn_gen_data2(enum aarch64_insn_register dst,
455 enum aarch64_insn_register src,
456 enum aarch64_insn_register reg,
457 enum aarch64_insn_variant variant,
458 enum aarch64_insn_data2_type type);
459u32 aarch64_insn_gen_data3(enum aarch64_insn_register dst,
460 enum aarch64_insn_register src,
461 enum aarch64_insn_register reg1,
462 enum aarch64_insn_register reg2,
463 enum aarch64_insn_variant variant,
464 enum aarch64_insn_data3_type type);
465u32 aarch64_insn_gen_logical_shifted_reg(enum aarch64_insn_register dst,
466 enum aarch64_insn_register src,
467 enum aarch64_insn_register reg,
468 int shift,
469 enum aarch64_insn_variant variant,
470 enum aarch64_insn_logic_type type);
471u32 aarch64_insn_gen_move_reg(enum aarch64_insn_register dst,
472 enum aarch64_insn_register src,
473 enum aarch64_insn_variant variant);
474u32 aarch64_insn_gen_logical_immediate(enum aarch64_insn_logic_type type,
475 enum aarch64_insn_variant variant,
476 enum aarch64_insn_register Rn,
477 enum aarch64_insn_register Rd,
478 u64 imm);
479u32 aarch64_insn_gen_extr(enum aarch64_insn_variant variant,
480 enum aarch64_insn_register Rm,
481 enum aarch64_insn_register Rn,
482 enum aarch64_insn_register Rd,
483 u8 lsb);
484u32 aarch64_insn_gen_prefetch(enum aarch64_insn_register base,
485 enum aarch64_insn_prfm_type type,
486 enum aarch64_insn_prfm_target target,
487 enum aarch64_insn_prfm_policy policy);
488s32 aarch64_get_branch_offset(u32 insn);
489u32 aarch64_set_branch_offset(u32 insn, s32 offset);
490
491int aarch64_insn_patch_text_nosync(void *addr, u32 insn);
492int aarch64_insn_patch_text(void *addrs[], u32 insns[], int cnt);
493
494s32 aarch64_insn_adrp_get_offset(u32 insn);
495u32 aarch64_insn_adrp_set_offset(u32 insn, s32 offset);
496
497bool aarch32_insn_is_wide(u32 insn);
498
499#define A32_RN_OFFSET 16
500#define A32_RT_OFFSET 12
501#define A32_RT2_OFFSET 0
502
503u32 aarch64_insn_extract_system_reg(u32 insn);
504u32 aarch32_insn_extract_reg_num(u32 insn, int offset);
505u32 aarch32_insn_mcr_extract_opc2(u32 insn);
506u32 aarch32_insn_mcr_extract_crm(u32 insn);
507
508typedef bool (pstate_check_t)(unsigned long);
509extern pstate_check_t * const aarch32_opcode_cond_checks[16];
510#endif /* __ASSEMBLY__ */
511
512#endif /* __ASM_INSN_H */