insn.h (22227B)
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#include <asm/insn-def.h> 14 15#ifndef __ASSEMBLY__ 16/* 17 * ARM Architecture Reference Manual for ARMv8 Profile-A, Issue A.a 18 * Section C3.1 "A64 instruction index by encoding": 19 * AArch64 main encoding table 20 * Bit position 21 * 28 27 26 25 Encoding Group 22 * 0 0 - - Unallocated 23 * 1 0 0 - Data processing, immediate 24 * 1 0 1 - Branch, exception generation and system instructions 25 * - 1 - 0 Loads and stores 26 * - 1 0 1 Data processing - register 27 * 0 1 1 1 Data processing - SIMD and floating point 28 * 1 1 1 1 Data processing - SIMD and floating point 29 * "-" means "don't care" 30 */ 31enum aarch64_insn_encoding_class { 32 AARCH64_INSN_CLS_UNKNOWN, /* UNALLOCATED */ 33 AARCH64_INSN_CLS_SVE, /* SVE instructions */ 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 AARCH64_INSN_HINT_CLEARBHB = 0x16 << 5, 69 70 AARCH64_INSN_HINT_BTI = 0x20 << 5, 71 AARCH64_INSN_HINT_BTIC = 0x22 << 5, 72 AARCH64_INSN_HINT_BTIJ = 0x24 << 5, 73 AARCH64_INSN_HINT_BTIJC = 0x26 << 5, 74}; 75 76enum aarch64_insn_imm_type { 77 AARCH64_INSN_IMM_ADR, 78 AARCH64_INSN_IMM_26, 79 AARCH64_INSN_IMM_19, 80 AARCH64_INSN_IMM_16, 81 AARCH64_INSN_IMM_14, 82 AARCH64_INSN_IMM_12, 83 AARCH64_INSN_IMM_9, 84 AARCH64_INSN_IMM_7, 85 AARCH64_INSN_IMM_6, 86 AARCH64_INSN_IMM_S, 87 AARCH64_INSN_IMM_R, 88 AARCH64_INSN_IMM_N, 89 AARCH64_INSN_IMM_MAX 90}; 91 92enum aarch64_insn_register_type { 93 AARCH64_INSN_REGTYPE_RT, 94 AARCH64_INSN_REGTYPE_RN, 95 AARCH64_INSN_REGTYPE_RT2, 96 AARCH64_INSN_REGTYPE_RM, 97 AARCH64_INSN_REGTYPE_RD, 98 AARCH64_INSN_REGTYPE_RA, 99 AARCH64_INSN_REGTYPE_RS, 100}; 101 102enum aarch64_insn_register { 103 AARCH64_INSN_REG_0 = 0, 104 AARCH64_INSN_REG_1 = 1, 105 AARCH64_INSN_REG_2 = 2, 106 AARCH64_INSN_REG_3 = 3, 107 AARCH64_INSN_REG_4 = 4, 108 AARCH64_INSN_REG_5 = 5, 109 AARCH64_INSN_REG_6 = 6, 110 AARCH64_INSN_REG_7 = 7, 111 AARCH64_INSN_REG_8 = 8, 112 AARCH64_INSN_REG_9 = 9, 113 AARCH64_INSN_REG_10 = 10, 114 AARCH64_INSN_REG_11 = 11, 115 AARCH64_INSN_REG_12 = 12, 116 AARCH64_INSN_REG_13 = 13, 117 AARCH64_INSN_REG_14 = 14, 118 AARCH64_INSN_REG_15 = 15, 119 AARCH64_INSN_REG_16 = 16, 120 AARCH64_INSN_REG_17 = 17, 121 AARCH64_INSN_REG_18 = 18, 122 AARCH64_INSN_REG_19 = 19, 123 AARCH64_INSN_REG_20 = 20, 124 AARCH64_INSN_REG_21 = 21, 125 AARCH64_INSN_REG_22 = 22, 126 AARCH64_INSN_REG_23 = 23, 127 AARCH64_INSN_REG_24 = 24, 128 AARCH64_INSN_REG_25 = 25, 129 AARCH64_INSN_REG_26 = 26, 130 AARCH64_INSN_REG_27 = 27, 131 AARCH64_INSN_REG_28 = 28, 132 AARCH64_INSN_REG_29 = 29, 133 AARCH64_INSN_REG_FP = 29, /* Frame pointer */ 134 AARCH64_INSN_REG_30 = 30, 135 AARCH64_INSN_REG_LR = 30, /* Link register */ 136 AARCH64_INSN_REG_ZR = 31, /* Zero: as source register */ 137 AARCH64_INSN_REG_SP = 31 /* Stack pointer: as load/store base reg */ 138}; 139 140enum aarch64_insn_special_register { 141 AARCH64_INSN_SPCLREG_SPSR_EL1 = 0xC200, 142 AARCH64_INSN_SPCLREG_ELR_EL1 = 0xC201, 143 AARCH64_INSN_SPCLREG_SP_EL0 = 0xC208, 144 AARCH64_INSN_SPCLREG_SPSEL = 0xC210, 145 AARCH64_INSN_SPCLREG_CURRENTEL = 0xC212, 146 AARCH64_INSN_SPCLREG_DAIF = 0xDA11, 147 AARCH64_INSN_SPCLREG_NZCV = 0xDA10, 148 AARCH64_INSN_SPCLREG_FPCR = 0xDA20, 149 AARCH64_INSN_SPCLREG_DSPSR_EL0 = 0xDA28, 150 AARCH64_INSN_SPCLREG_DLR_EL0 = 0xDA29, 151 AARCH64_INSN_SPCLREG_SPSR_EL2 = 0xE200, 152 AARCH64_INSN_SPCLREG_ELR_EL2 = 0xE201, 153 AARCH64_INSN_SPCLREG_SP_EL1 = 0xE208, 154 AARCH64_INSN_SPCLREG_SPSR_INQ = 0xE218, 155 AARCH64_INSN_SPCLREG_SPSR_ABT = 0xE219, 156 AARCH64_INSN_SPCLREG_SPSR_UND = 0xE21A, 157 AARCH64_INSN_SPCLREG_SPSR_FIQ = 0xE21B, 158 AARCH64_INSN_SPCLREG_SPSR_EL3 = 0xF200, 159 AARCH64_INSN_SPCLREG_ELR_EL3 = 0xF201, 160 AARCH64_INSN_SPCLREG_SP_EL2 = 0xF210 161}; 162 163enum aarch64_insn_variant { 164 AARCH64_INSN_VARIANT_32BIT, 165 AARCH64_INSN_VARIANT_64BIT 166}; 167 168enum aarch64_insn_condition { 169 AARCH64_INSN_COND_EQ = 0x0, /* == */ 170 AARCH64_INSN_COND_NE = 0x1, /* != */ 171 AARCH64_INSN_COND_CS = 0x2, /* unsigned >= */ 172 AARCH64_INSN_COND_CC = 0x3, /* unsigned < */ 173 AARCH64_INSN_COND_MI = 0x4, /* < 0 */ 174 AARCH64_INSN_COND_PL = 0x5, /* >= 0 */ 175 AARCH64_INSN_COND_VS = 0x6, /* overflow */ 176 AARCH64_INSN_COND_VC = 0x7, /* no overflow */ 177 AARCH64_INSN_COND_HI = 0x8, /* unsigned > */ 178 AARCH64_INSN_COND_LS = 0x9, /* unsigned <= */ 179 AARCH64_INSN_COND_GE = 0xa, /* signed >= */ 180 AARCH64_INSN_COND_LT = 0xb, /* signed < */ 181 AARCH64_INSN_COND_GT = 0xc, /* signed > */ 182 AARCH64_INSN_COND_LE = 0xd, /* signed <= */ 183 AARCH64_INSN_COND_AL = 0xe, /* always */ 184}; 185 186enum aarch64_insn_branch_type { 187 AARCH64_INSN_BRANCH_NOLINK, 188 AARCH64_INSN_BRANCH_LINK, 189 AARCH64_INSN_BRANCH_RETURN, 190 AARCH64_INSN_BRANCH_COMP_ZERO, 191 AARCH64_INSN_BRANCH_COMP_NONZERO, 192}; 193 194enum aarch64_insn_size_type { 195 AARCH64_INSN_SIZE_8, 196 AARCH64_INSN_SIZE_16, 197 AARCH64_INSN_SIZE_32, 198 AARCH64_INSN_SIZE_64, 199}; 200 201enum aarch64_insn_ldst_type { 202 AARCH64_INSN_LDST_LOAD_REG_OFFSET, 203 AARCH64_INSN_LDST_STORE_REG_OFFSET, 204 AARCH64_INSN_LDST_LOAD_IMM_OFFSET, 205 AARCH64_INSN_LDST_STORE_IMM_OFFSET, 206 AARCH64_INSN_LDST_LOAD_PAIR_PRE_INDEX, 207 AARCH64_INSN_LDST_STORE_PAIR_PRE_INDEX, 208 AARCH64_INSN_LDST_LOAD_PAIR_POST_INDEX, 209 AARCH64_INSN_LDST_STORE_PAIR_POST_INDEX, 210 AARCH64_INSN_LDST_LOAD_EX, 211 AARCH64_INSN_LDST_LOAD_ACQ_EX, 212 AARCH64_INSN_LDST_STORE_EX, 213 AARCH64_INSN_LDST_STORE_REL_EX, 214}; 215 216enum aarch64_insn_adsb_type { 217 AARCH64_INSN_ADSB_ADD, 218 AARCH64_INSN_ADSB_SUB, 219 AARCH64_INSN_ADSB_ADD_SETFLAGS, 220 AARCH64_INSN_ADSB_SUB_SETFLAGS 221}; 222 223enum aarch64_insn_movewide_type { 224 AARCH64_INSN_MOVEWIDE_ZERO, 225 AARCH64_INSN_MOVEWIDE_KEEP, 226 AARCH64_INSN_MOVEWIDE_INVERSE 227}; 228 229enum aarch64_insn_bitfield_type { 230 AARCH64_INSN_BITFIELD_MOVE, 231 AARCH64_INSN_BITFIELD_MOVE_UNSIGNED, 232 AARCH64_INSN_BITFIELD_MOVE_SIGNED 233}; 234 235enum aarch64_insn_data1_type { 236 AARCH64_INSN_DATA1_REVERSE_16, 237 AARCH64_INSN_DATA1_REVERSE_32, 238 AARCH64_INSN_DATA1_REVERSE_64, 239}; 240 241enum aarch64_insn_data2_type { 242 AARCH64_INSN_DATA2_UDIV, 243 AARCH64_INSN_DATA2_SDIV, 244 AARCH64_INSN_DATA2_LSLV, 245 AARCH64_INSN_DATA2_LSRV, 246 AARCH64_INSN_DATA2_ASRV, 247 AARCH64_INSN_DATA2_RORV, 248}; 249 250enum aarch64_insn_data3_type { 251 AARCH64_INSN_DATA3_MADD, 252 AARCH64_INSN_DATA3_MSUB, 253}; 254 255enum aarch64_insn_logic_type { 256 AARCH64_INSN_LOGIC_AND, 257 AARCH64_INSN_LOGIC_BIC, 258 AARCH64_INSN_LOGIC_ORR, 259 AARCH64_INSN_LOGIC_ORN, 260 AARCH64_INSN_LOGIC_EOR, 261 AARCH64_INSN_LOGIC_EON, 262 AARCH64_INSN_LOGIC_AND_SETFLAGS, 263 AARCH64_INSN_LOGIC_BIC_SETFLAGS 264}; 265 266enum aarch64_insn_prfm_type { 267 AARCH64_INSN_PRFM_TYPE_PLD, 268 AARCH64_INSN_PRFM_TYPE_PLI, 269 AARCH64_INSN_PRFM_TYPE_PST, 270}; 271 272enum aarch64_insn_prfm_target { 273 AARCH64_INSN_PRFM_TARGET_L1, 274 AARCH64_INSN_PRFM_TARGET_L2, 275 AARCH64_INSN_PRFM_TARGET_L3, 276}; 277 278enum aarch64_insn_prfm_policy { 279 AARCH64_INSN_PRFM_POLICY_KEEP, 280 AARCH64_INSN_PRFM_POLICY_STRM, 281}; 282 283enum aarch64_insn_adr_type { 284 AARCH64_INSN_ADR_TYPE_ADRP, 285 AARCH64_INSN_ADR_TYPE_ADR, 286}; 287 288enum aarch64_insn_mem_atomic_op { 289 AARCH64_INSN_MEM_ATOMIC_ADD, 290 AARCH64_INSN_MEM_ATOMIC_CLR, 291 AARCH64_INSN_MEM_ATOMIC_EOR, 292 AARCH64_INSN_MEM_ATOMIC_SET, 293 AARCH64_INSN_MEM_ATOMIC_SWP, 294}; 295 296enum aarch64_insn_mem_order_type { 297 AARCH64_INSN_MEM_ORDER_NONE, 298 AARCH64_INSN_MEM_ORDER_ACQ, 299 AARCH64_INSN_MEM_ORDER_REL, 300 AARCH64_INSN_MEM_ORDER_ACQREL, 301}; 302 303enum aarch64_insn_mb_type { 304 AARCH64_INSN_MB_SY, 305 AARCH64_INSN_MB_ST, 306 AARCH64_INSN_MB_LD, 307 AARCH64_INSN_MB_ISH, 308 AARCH64_INSN_MB_ISHST, 309 AARCH64_INSN_MB_ISHLD, 310 AARCH64_INSN_MB_NSH, 311 AARCH64_INSN_MB_NSHST, 312 AARCH64_INSN_MB_NSHLD, 313 AARCH64_INSN_MB_OSH, 314 AARCH64_INSN_MB_OSHST, 315 AARCH64_INSN_MB_OSHLD, 316}; 317 318#define __AARCH64_INSN_FUNCS(abbr, mask, val) \ 319static __always_inline bool aarch64_insn_is_##abbr(u32 code) \ 320{ \ 321 BUILD_BUG_ON(~(mask) & (val)); \ 322 return (code & (mask)) == (val); \ 323} \ 324static __always_inline u32 aarch64_insn_get_##abbr##_value(void) \ 325{ \ 326 return (val); \ 327} 328 329__AARCH64_INSN_FUNCS(adr, 0x9F000000, 0x10000000) 330__AARCH64_INSN_FUNCS(adrp, 0x9F000000, 0x90000000) 331__AARCH64_INSN_FUNCS(prfm, 0x3FC00000, 0x39800000) 332__AARCH64_INSN_FUNCS(prfm_lit, 0xFF000000, 0xD8000000) 333__AARCH64_INSN_FUNCS(store_imm, 0x3FC00000, 0x39000000) 334__AARCH64_INSN_FUNCS(load_imm, 0x3FC00000, 0x39400000) 335__AARCH64_INSN_FUNCS(store_pre, 0x3FE00C00, 0x38000C00) 336__AARCH64_INSN_FUNCS(load_pre, 0x3FE00C00, 0x38400C00) 337__AARCH64_INSN_FUNCS(store_post, 0x3FE00C00, 0x38000400) 338__AARCH64_INSN_FUNCS(load_post, 0x3FE00C00, 0x38400400) 339__AARCH64_INSN_FUNCS(str_reg, 0x3FE0EC00, 0x38206800) 340__AARCH64_INSN_FUNCS(str_imm, 0x3FC00000, 0x39000000) 341__AARCH64_INSN_FUNCS(ldadd, 0x3F20FC00, 0x38200000) 342__AARCH64_INSN_FUNCS(ldclr, 0x3F20FC00, 0x38201000) 343__AARCH64_INSN_FUNCS(ldeor, 0x3F20FC00, 0x38202000) 344__AARCH64_INSN_FUNCS(ldset, 0x3F20FC00, 0x38203000) 345__AARCH64_INSN_FUNCS(swp, 0x3F20FC00, 0x38208000) 346__AARCH64_INSN_FUNCS(cas, 0x3FA07C00, 0x08A07C00) 347__AARCH64_INSN_FUNCS(ldr_reg, 0x3FE0EC00, 0x38606800) 348__AARCH64_INSN_FUNCS(ldr_imm, 0x3FC00000, 0x39400000) 349__AARCH64_INSN_FUNCS(ldr_lit, 0xBF000000, 0x18000000) 350__AARCH64_INSN_FUNCS(ldrsw_lit, 0xFF000000, 0x98000000) 351__AARCH64_INSN_FUNCS(exclusive, 0x3F800000, 0x08000000) 352__AARCH64_INSN_FUNCS(load_ex, 0x3F400000, 0x08400000) 353__AARCH64_INSN_FUNCS(store_ex, 0x3F400000, 0x08000000) 354__AARCH64_INSN_FUNCS(stp, 0x7FC00000, 0x29000000) 355__AARCH64_INSN_FUNCS(ldp, 0x7FC00000, 0x29400000) 356__AARCH64_INSN_FUNCS(stp_post, 0x7FC00000, 0x28800000) 357__AARCH64_INSN_FUNCS(ldp_post, 0x7FC00000, 0x28C00000) 358__AARCH64_INSN_FUNCS(stp_pre, 0x7FC00000, 0x29800000) 359__AARCH64_INSN_FUNCS(ldp_pre, 0x7FC00000, 0x29C00000) 360__AARCH64_INSN_FUNCS(add_imm, 0x7F000000, 0x11000000) 361__AARCH64_INSN_FUNCS(adds_imm, 0x7F000000, 0x31000000) 362__AARCH64_INSN_FUNCS(sub_imm, 0x7F000000, 0x51000000) 363__AARCH64_INSN_FUNCS(subs_imm, 0x7F000000, 0x71000000) 364__AARCH64_INSN_FUNCS(movn, 0x7F800000, 0x12800000) 365__AARCH64_INSN_FUNCS(sbfm, 0x7F800000, 0x13000000) 366__AARCH64_INSN_FUNCS(bfm, 0x7F800000, 0x33000000) 367__AARCH64_INSN_FUNCS(movz, 0x7F800000, 0x52800000) 368__AARCH64_INSN_FUNCS(ubfm, 0x7F800000, 0x53000000) 369__AARCH64_INSN_FUNCS(movk, 0x7F800000, 0x72800000) 370__AARCH64_INSN_FUNCS(add, 0x7F200000, 0x0B000000) 371__AARCH64_INSN_FUNCS(adds, 0x7F200000, 0x2B000000) 372__AARCH64_INSN_FUNCS(sub, 0x7F200000, 0x4B000000) 373__AARCH64_INSN_FUNCS(subs, 0x7F200000, 0x6B000000) 374__AARCH64_INSN_FUNCS(madd, 0x7FE08000, 0x1B000000) 375__AARCH64_INSN_FUNCS(msub, 0x7FE08000, 0x1B008000) 376__AARCH64_INSN_FUNCS(udiv, 0x7FE0FC00, 0x1AC00800) 377__AARCH64_INSN_FUNCS(sdiv, 0x7FE0FC00, 0x1AC00C00) 378__AARCH64_INSN_FUNCS(lslv, 0x7FE0FC00, 0x1AC02000) 379__AARCH64_INSN_FUNCS(lsrv, 0x7FE0FC00, 0x1AC02400) 380__AARCH64_INSN_FUNCS(asrv, 0x7FE0FC00, 0x1AC02800) 381__AARCH64_INSN_FUNCS(rorv, 0x7FE0FC00, 0x1AC02C00) 382__AARCH64_INSN_FUNCS(rev16, 0x7FFFFC00, 0x5AC00400) 383__AARCH64_INSN_FUNCS(rev32, 0x7FFFFC00, 0x5AC00800) 384__AARCH64_INSN_FUNCS(rev64, 0x7FFFFC00, 0x5AC00C00) 385__AARCH64_INSN_FUNCS(and, 0x7F200000, 0x0A000000) 386__AARCH64_INSN_FUNCS(bic, 0x7F200000, 0x0A200000) 387__AARCH64_INSN_FUNCS(orr, 0x7F200000, 0x2A000000) 388__AARCH64_INSN_FUNCS(mov_reg, 0x7FE0FFE0, 0x2A0003E0) 389__AARCH64_INSN_FUNCS(orn, 0x7F200000, 0x2A200000) 390__AARCH64_INSN_FUNCS(eor, 0x7F200000, 0x4A000000) 391__AARCH64_INSN_FUNCS(eon, 0x7F200000, 0x4A200000) 392__AARCH64_INSN_FUNCS(ands, 0x7F200000, 0x6A000000) 393__AARCH64_INSN_FUNCS(bics, 0x7F200000, 0x6A200000) 394__AARCH64_INSN_FUNCS(and_imm, 0x7F800000, 0x12000000) 395__AARCH64_INSN_FUNCS(orr_imm, 0x7F800000, 0x32000000) 396__AARCH64_INSN_FUNCS(eor_imm, 0x7F800000, 0x52000000) 397__AARCH64_INSN_FUNCS(ands_imm, 0x7F800000, 0x72000000) 398__AARCH64_INSN_FUNCS(extr, 0x7FA00000, 0x13800000) 399__AARCH64_INSN_FUNCS(b, 0xFC000000, 0x14000000) 400__AARCH64_INSN_FUNCS(bl, 0xFC000000, 0x94000000) 401__AARCH64_INSN_FUNCS(cbz, 0x7F000000, 0x34000000) 402__AARCH64_INSN_FUNCS(cbnz, 0x7F000000, 0x35000000) 403__AARCH64_INSN_FUNCS(tbz, 0x7F000000, 0x36000000) 404__AARCH64_INSN_FUNCS(tbnz, 0x7F000000, 0x37000000) 405__AARCH64_INSN_FUNCS(bcond, 0xFF000010, 0x54000000) 406__AARCH64_INSN_FUNCS(svc, 0xFFE0001F, 0xD4000001) 407__AARCH64_INSN_FUNCS(hvc, 0xFFE0001F, 0xD4000002) 408__AARCH64_INSN_FUNCS(smc, 0xFFE0001F, 0xD4000003) 409__AARCH64_INSN_FUNCS(brk, 0xFFE0001F, 0xD4200000) 410__AARCH64_INSN_FUNCS(exception, 0xFF000000, 0xD4000000) 411__AARCH64_INSN_FUNCS(hint, 0xFFFFF01F, 0xD503201F) 412__AARCH64_INSN_FUNCS(br, 0xFFFFFC1F, 0xD61F0000) 413__AARCH64_INSN_FUNCS(br_auth, 0xFEFFF800, 0xD61F0800) 414__AARCH64_INSN_FUNCS(blr, 0xFFFFFC1F, 0xD63F0000) 415__AARCH64_INSN_FUNCS(blr_auth, 0xFEFFF800, 0xD63F0800) 416__AARCH64_INSN_FUNCS(ret, 0xFFFFFC1F, 0xD65F0000) 417__AARCH64_INSN_FUNCS(ret_auth, 0xFFFFFBFF, 0xD65F0BFF) 418__AARCH64_INSN_FUNCS(eret, 0xFFFFFFFF, 0xD69F03E0) 419__AARCH64_INSN_FUNCS(eret_auth, 0xFFFFFBFF, 0xD69F0BFF) 420__AARCH64_INSN_FUNCS(mrs, 0xFFF00000, 0xD5300000) 421__AARCH64_INSN_FUNCS(msr_imm, 0xFFF8F01F, 0xD500401F) 422__AARCH64_INSN_FUNCS(msr_reg, 0xFFF00000, 0xD5100000) 423__AARCH64_INSN_FUNCS(dmb, 0xFFFFF0FF, 0xD50330BF) 424__AARCH64_INSN_FUNCS(dsb_base, 0xFFFFF0FF, 0xD503309F) 425__AARCH64_INSN_FUNCS(dsb_nxs, 0xFFFFF3FF, 0xD503323F) 426__AARCH64_INSN_FUNCS(isb, 0xFFFFF0FF, 0xD50330DF) 427__AARCH64_INSN_FUNCS(sb, 0xFFFFFFFF, 0xD50330FF) 428__AARCH64_INSN_FUNCS(clrex, 0xFFFFF0FF, 0xD503305F) 429__AARCH64_INSN_FUNCS(ssbb, 0xFFFFFFFF, 0xD503309F) 430__AARCH64_INSN_FUNCS(pssbb, 0xFFFFFFFF, 0xD503349F) 431 432#undef __AARCH64_INSN_FUNCS 433 434bool aarch64_insn_is_steppable_hint(u32 insn); 435bool aarch64_insn_is_branch_imm(u32 insn); 436 437static inline bool aarch64_insn_is_adr_adrp(u32 insn) 438{ 439 return aarch64_insn_is_adr(insn) || aarch64_insn_is_adrp(insn); 440} 441 442static inline bool aarch64_insn_is_dsb(u32 insn) 443{ 444 return aarch64_insn_is_dsb_base(insn) || aarch64_insn_is_dsb_nxs(insn); 445} 446 447static inline bool aarch64_insn_is_barrier(u32 insn) 448{ 449 return aarch64_insn_is_dmb(insn) || aarch64_insn_is_dsb(insn) || 450 aarch64_insn_is_isb(insn) || aarch64_insn_is_sb(insn) || 451 aarch64_insn_is_clrex(insn) || aarch64_insn_is_ssbb(insn) || 452 aarch64_insn_is_pssbb(insn); 453} 454 455static inline bool aarch64_insn_is_store_single(u32 insn) 456{ 457 return aarch64_insn_is_store_imm(insn) || 458 aarch64_insn_is_store_pre(insn) || 459 aarch64_insn_is_store_post(insn); 460} 461 462static inline bool aarch64_insn_is_store_pair(u32 insn) 463{ 464 return aarch64_insn_is_stp(insn) || 465 aarch64_insn_is_stp_pre(insn) || 466 aarch64_insn_is_stp_post(insn); 467} 468 469static inline bool aarch64_insn_is_load_single(u32 insn) 470{ 471 return aarch64_insn_is_load_imm(insn) || 472 aarch64_insn_is_load_pre(insn) || 473 aarch64_insn_is_load_post(insn); 474} 475 476static inline bool aarch64_insn_is_load_pair(u32 insn) 477{ 478 return aarch64_insn_is_ldp(insn) || 479 aarch64_insn_is_ldp_pre(insn) || 480 aarch64_insn_is_ldp_post(insn); 481} 482 483enum aarch64_insn_encoding_class aarch64_get_insn_class(u32 insn); 484bool aarch64_insn_uses_literal(u32 insn); 485bool aarch64_insn_is_branch(u32 insn); 486u64 aarch64_insn_decode_immediate(enum aarch64_insn_imm_type type, u32 insn); 487u32 aarch64_insn_encode_immediate(enum aarch64_insn_imm_type type, 488 u32 insn, u64 imm); 489u32 aarch64_insn_decode_register(enum aarch64_insn_register_type type, 490 u32 insn); 491u32 aarch64_insn_gen_branch_imm(unsigned long pc, unsigned long addr, 492 enum aarch64_insn_branch_type type); 493u32 aarch64_insn_gen_comp_branch_imm(unsigned long pc, unsigned long addr, 494 enum aarch64_insn_register reg, 495 enum aarch64_insn_variant variant, 496 enum aarch64_insn_branch_type type); 497u32 aarch64_insn_gen_cond_branch_imm(unsigned long pc, unsigned long addr, 498 enum aarch64_insn_condition cond); 499u32 aarch64_insn_gen_hint(enum aarch64_insn_hint_cr_op op); 500u32 aarch64_insn_gen_nop(void); 501u32 aarch64_insn_gen_branch_reg(enum aarch64_insn_register reg, 502 enum aarch64_insn_branch_type type); 503u32 aarch64_insn_gen_load_store_reg(enum aarch64_insn_register reg, 504 enum aarch64_insn_register base, 505 enum aarch64_insn_register offset, 506 enum aarch64_insn_size_type size, 507 enum aarch64_insn_ldst_type type); 508u32 aarch64_insn_gen_load_store_imm(enum aarch64_insn_register reg, 509 enum aarch64_insn_register base, 510 unsigned int imm, 511 enum aarch64_insn_size_type size, 512 enum aarch64_insn_ldst_type type); 513u32 aarch64_insn_gen_load_store_pair(enum aarch64_insn_register reg1, 514 enum aarch64_insn_register reg2, 515 enum aarch64_insn_register base, 516 int offset, 517 enum aarch64_insn_variant variant, 518 enum aarch64_insn_ldst_type type); 519u32 aarch64_insn_gen_load_store_ex(enum aarch64_insn_register reg, 520 enum aarch64_insn_register base, 521 enum aarch64_insn_register state, 522 enum aarch64_insn_size_type size, 523 enum aarch64_insn_ldst_type type); 524u32 aarch64_insn_gen_add_sub_imm(enum aarch64_insn_register dst, 525 enum aarch64_insn_register src, 526 int imm, enum aarch64_insn_variant variant, 527 enum aarch64_insn_adsb_type type); 528u32 aarch64_insn_gen_adr(unsigned long pc, unsigned long addr, 529 enum aarch64_insn_register reg, 530 enum aarch64_insn_adr_type type); 531u32 aarch64_insn_gen_bitfield(enum aarch64_insn_register dst, 532 enum aarch64_insn_register src, 533 int immr, int imms, 534 enum aarch64_insn_variant variant, 535 enum aarch64_insn_bitfield_type type); 536u32 aarch64_insn_gen_movewide(enum aarch64_insn_register dst, 537 int imm, int shift, 538 enum aarch64_insn_variant variant, 539 enum aarch64_insn_movewide_type type); 540u32 aarch64_insn_gen_add_sub_shifted_reg(enum aarch64_insn_register dst, 541 enum aarch64_insn_register src, 542 enum aarch64_insn_register reg, 543 int shift, 544 enum aarch64_insn_variant variant, 545 enum aarch64_insn_adsb_type type); 546u32 aarch64_insn_gen_data1(enum aarch64_insn_register dst, 547 enum aarch64_insn_register src, 548 enum aarch64_insn_variant variant, 549 enum aarch64_insn_data1_type type); 550u32 aarch64_insn_gen_data2(enum aarch64_insn_register dst, 551 enum aarch64_insn_register src, 552 enum aarch64_insn_register reg, 553 enum aarch64_insn_variant variant, 554 enum aarch64_insn_data2_type type); 555u32 aarch64_insn_gen_data3(enum aarch64_insn_register dst, 556 enum aarch64_insn_register src, 557 enum aarch64_insn_register reg1, 558 enum aarch64_insn_register reg2, 559 enum aarch64_insn_variant variant, 560 enum aarch64_insn_data3_type type); 561u32 aarch64_insn_gen_logical_shifted_reg(enum aarch64_insn_register dst, 562 enum aarch64_insn_register src, 563 enum aarch64_insn_register reg, 564 int shift, 565 enum aarch64_insn_variant variant, 566 enum aarch64_insn_logic_type type); 567u32 aarch64_insn_gen_move_reg(enum aarch64_insn_register dst, 568 enum aarch64_insn_register src, 569 enum aarch64_insn_variant variant); 570u32 aarch64_insn_gen_logical_immediate(enum aarch64_insn_logic_type type, 571 enum aarch64_insn_variant variant, 572 enum aarch64_insn_register Rn, 573 enum aarch64_insn_register Rd, 574 u64 imm); 575u32 aarch64_insn_gen_extr(enum aarch64_insn_variant variant, 576 enum aarch64_insn_register Rm, 577 enum aarch64_insn_register Rn, 578 enum aarch64_insn_register Rd, 579 u8 lsb); 580u32 aarch64_insn_gen_prefetch(enum aarch64_insn_register base, 581 enum aarch64_insn_prfm_type type, 582 enum aarch64_insn_prfm_target target, 583 enum aarch64_insn_prfm_policy policy); 584#ifdef CONFIG_ARM64_LSE_ATOMICS 585u32 aarch64_insn_gen_atomic_ld_op(enum aarch64_insn_register result, 586 enum aarch64_insn_register address, 587 enum aarch64_insn_register value, 588 enum aarch64_insn_size_type size, 589 enum aarch64_insn_mem_atomic_op op, 590 enum aarch64_insn_mem_order_type order); 591u32 aarch64_insn_gen_cas(enum aarch64_insn_register result, 592 enum aarch64_insn_register address, 593 enum aarch64_insn_register value, 594 enum aarch64_insn_size_type size, 595 enum aarch64_insn_mem_order_type order); 596#else 597static inline 598u32 aarch64_insn_gen_atomic_ld_op(enum aarch64_insn_register result, 599 enum aarch64_insn_register address, 600 enum aarch64_insn_register value, 601 enum aarch64_insn_size_type size, 602 enum aarch64_insn_mem_atomic_op op, 603 enum aarch64_insn_mem_order_type order) 604{ 605 return AARCH64_BREAK_FAULT; 606} 607 608static inline 609u32 aarch64_insn_gen_cas(enum aarch64_insn_register result, 610 enum aarch64_insn_register address, 611 enum aarch64_insn_register value, 612 enum aarch64_insn_size_type size, 613 enum aarch64_insn_mem_order_type order) 614{ 615 return AARCH64_BREAK_FAULT; 616} 617#endif 618u32 aarch64_insn_gen_dmb(enum aarch64_insn_mb_type type); 619 620s32 aarch64_get_branch_offset(u32 insn); 621u32 aarch64_set_branch_offset(u32 insn, s32 offset); 622 623s32 aarch64_insn_adrp_get_offset(u32 insn); 624u32 aarch64_insn_adrp_set_offset(u32 insn, s32 offset); 625 626bool aarch32_insn_is_wide(u32 insn); 627 628#define A32_RN_OFFSET 16 629#define A32_RT_OFFSET 12 630#define A32_RT2_OFFSET 0 631 632u32 aarch64_insn_extract_system_reg(u32 insn); 633u32 aarch32_insn_extract_reg_num(u32 insn, int offset); 634u32 aarch32_insn_mcr_extract_opc2(u32 insn); 635u32 aarch32_insn_mcr_extract_crm(u32 insn); 636 637typedef bool (pstate_check_t)(unsigned long); 638extern pstate_check_t * const aarch32_opcode_cond_checks[16]; 639 640#endif /* __ASSEMBLY__ */ 641 642#endif /* __ASM_INSN_H */